Script started on 2024-09-13 21:42:57+00:00 [TERM="xterm-256color" TTY="/dev/pts/0" COLUMNS="-1" LINES="-1"]
P;HTML|
;           (set_option_value  prolog false)

P;HTML|
;           (set_option_value  compat auto)

P;HTML|
;           (set_option_value  compatio true)
P;HTML|
;            (is_cmd_option  prescan halt --halt=true true)
P;HTML|
;            (set_option_value  halt true)
P;HTML|
;            (is_cmd_option  prescan stdin --stdin=tty tty)
P;HTML|
;             (set_option_value  stdin tty)
P;HTML|
;            (is_cmd_option  prescan stdout --stdout=tty tty)
P;HTML|
;             (set_option_value  stdout tty)
P;HTML|
;            (is_cmd_option  prescan stderr --stderr=tty tty)
P;HTML|
;             (set_option_value  stderr tty)
P;HTML|
;            (set_option_value  prolog false)
P;HTML|
;            (set_option_value  compat auto)
P;HTML|
;            (set_option_value  compatio true)
P;HTML|
;          (is_cmd_option  execute python --python=enable enable)
P;HTML|
;           (set_option_value  python enable)
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;          (is_cmd_option  execute timeout --timeout=40 40)
P;HTML|
;           (set_option_value  timeout 40)
P;HTML|
;           (is_cmd_option  execute output --output=./reports/tests_output/baseline-compat-2024-09-13T21:36:47/ ./reports/tests_output/baseline-compat-2024-09-13T21:36:47/)
P;HTML|
;           (set_option_value  output ./reports/tests_output/baseline-compat-2024-09-13T21:36:47/)
P;HTML|
;           (is_cmd_option  execute html --html true)
P;HTML|
;            (set_option_value  html true)
P;HTML|
;           (is_cmd_option  execute test --test true)
P;HTML|
;            (set_option_value  test true)

; (load_metta_file  &self tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta)
P;HTML|
;                         (track_load_into_file  /home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta)
; (%COMMENT  ";;         4. Type checking: (: TERM TYPE)" 32 0) ; line: 159 
; Done translating 29 forms: asserted_metta_pred(me_synthesize_1726263781_7423577,'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta').


  (failed  once fail)




  (failed  once fail)


^  Call: (171) [user] call(user:once, user:fail)
^  Call: (172) [user] once(user:fail)
   Call: (173) [system] fail
^  Fail: (171) [system] call(user:once, user:fail)
^  Call: (171) [bugger] bugger:mquietly_if(true, rtrace:pop_tracer)
   Call: (173) [system] var(rtrace:pop_tracer)
   Fail: (173) [system] var(rtrace:pop_tracer)
^  Call: (175) [system] setup_call_cleanup('$notrace'(_43002, _43004), once(rtrace:retract(t_l:tracer_reset(_42992))), '$restore_trace'(_43002, _43004))
^  Call: (176) [system] sig_atomic(system:'$notrace'(_43002, _43004))
^  Exit: (175) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(rtrace:retract(t_l:tracer_reset(tAt_normal))), system:'$restore_trace'(3, -1))
^  Call: (175) [rtrace] tAt(false, 271, 271, false)


  (failed  once 
    (convert_metta_to_datalog  /home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta $_2360))




  (failed  once 
    (convert_metta_to_datalog  /home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta $_2360))


^  Call: (158) [user] call(user:once, user:convert_metta_to_datalog(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', _2360))
^  Call: (159) [user] once(user:convert_metta_to_datalog(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', _2360))
^  Call: (160) [user] convert_metta_to_datalog(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', _2360)
^  Call: (161) [user] ignore(symbol_concat(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', '.datalog', _2360))
^  Call: (162) [user] symbol_concat(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', '.datalog', _2360)
   Call: (163) [system] atom_concat(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', '.datalog', _2360)
   Exit: (163) [system] atom_concat(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', '.datalog', '/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta.datalog')
^  Exit: (162) [user] symbol_concat(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', '.datalog', '/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta.datalog')
^  Exit: (161) [system] ignore(user:symbol_concat(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', '.datalog', '/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta.datalog'))
^  Call: (161) [user] setup_call_cleanup(open(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', read, _108014, [encoding(utf8)]), setup_call_cleanup(open('/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta.datalog', write, _108042, [encoding(utf8)]), must_det_ll(translate_metta_file_to_datalog_io(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', _108014, _108042)), close(_108042)), close(_108014))
^  Call: (162) [system] sig_atomic(user:open(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', read, _108014, [encoding(utf8)]))
   Call: (164) [system] open(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', read, _108014, [encoding(utf8)])
   Exit: (164) [system] open(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', read, (0x55798e5fad60), [encoding(utf8)])
^  Exit: (162) [system] sig_atomic(user:open(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', read, (0x55798e5fad60), [encoding(utf8)]))
^  Call: (162) [user] setup_call_cleanup(open('/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta.datalog', write, _108042, [encoding(utf8)]), must_det_ll(translate_metta_file_to_datalog_io(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', (0x55798e5fad60), _108042)), close(_108042))
^  Call: (163) [system] sig_atomic(user:open('/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta.datalog', write, _108042, [encoding(utf8)]))
   Call: (165) [system] open('/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta.datalog', write, _108042, [encoding(utf8)])
   Exit: (165) [system] open(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta.datalog', write, (0x55798e5f53e0), [encoding(utf8)])
^  Exit: (163) [system] sig_atomic(user:open(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta.datalog', write, (0x55798e5f53e0), [encoding(utf8)]))
^  Call: (163) [user] must_det_ll(translate_metta_file_to_datalog_io(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', (0x55798e5fad60), (0x55798e5f53e0)))
^  Call: (164) [user] once(user:translate_metta_file_to_datalog_io(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', (0x55798e5fad60), (0x55798e5f53e0)))
^  Call: (165) [user] translate_metta_file_to_datalog_io(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', (0x55798e5fad60), (0x55798e5f53e0))
^  Call: (166) [user] may_use_datalog
^  Exit: (166) [user] may_use_datalog
^  Call: (166) [user] must_det_ll(notrace((write((0x55798e5f53e0), '/* '), write((0x55798e5f53e0), P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta'), writeln((0x55798e5f53e0), ' */'), get_time(_169028), stamp_date_time(_169028, _169040, 'UTC'), format_time(string(_169060), '%FT%T%z', _169040), write((0x55798e5f53e0), '/* '), write((0x55798e5f53e0), _169060), writeln((0x55798e5f53e0), ' */'))))
^  Call: (167) [user] once(user:notrace((write((0x55798e5f53e0), '/* '), write((0x55798e5f53e0), P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta'), writeln((0x55798e5f53e0), ' */'), get_time(_169028), stamp_date_time(_169028, _169040, 'UTC'), format_time(string(_169060), '%FT%T%z', _169040), write((0x55798e5f53e0), '/* '), write((0x55798e5f53e0), _169060), writeln((0x55798e5f53e0), ' */'))))
^  Call: (169) [system] setup_call_cleanup('$notrace'(_178776, _178778), once(user:(write((0x55798e5f53e0), '/* '), write((0x55798e5f53e0), P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta'), writeln((0x55798e5f53e0), ' */'), get_time(_169028), stamp_date_time(_169028, _169040, 'UTC'), format_time(string(_169060), '%FT%T%z', _169040), write((0x55798e5f53e0), '/* '), write((0x55798e5f53e0), _169060), writeln((0x55798e5f53e0), ' */'))), '$restore_trace'(_178776, _178778))
^  Call: (170) [system] sig_atomic(system:'$notrace'(_178776, _178778))
^  Exit: (169) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:(write((0x55798e5f53e0), '/* '), write((0x55798e5f53e0), P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta'), writeln((0x55798e5f53e0), ' */'), get_time(1726263785.932276), stamp_date_time(1726263785.932276, date(2024, 9, 13, 21, 43, 5.93227601, 0, 'UTC', -), 'UTC'), format_time(string("2024-09-13T21:43:05+0000"), '%FT%T%z', date(2024, 9, 13, 21, 43, 5.93227601, 0, 'UTC', -)), write((0x55798e5f53e0), '/* '), write((0x55798e5f53e0), "2024-09-13T21:43:05+0000"), writeln((0x55798e5f53e0), ' */'))), system:'$restore_trace'(3, -1))
^  Exit: (167) [system] once(user:notrace((write((0x55798e5f53e0), '/* '), write((0x55798e5f53e0), P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta'), writeln((0x55798e5f53e0), ' */'), get_time(1726263785.932276), stamp_date_time(1726263785.932276, date(2024, 9, 13, 21, 43, 5.93227601, 0, 'UTC', -), 'UTC'), format_time(string("2024-09-13T21:43:05+0000"), '%FT%T%z', date(2024, 9, 13, 21, 43, 5.93227601, 0, 'UTC', -)), write((0x55798e5f53e0), '/* '), write((0x55798e5f53e0), "2024-09-13T21:43:05+0000"), writeln((0x55798e5f53e0), ' */'))))
^  Exit: (166) [user] must_det_ll(user:notrace((write((0x55798e5f53e0), '/* '), write((0x55798e5f53e0), P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta'), writeln((0x55798e5f53e0), ' */'), get_time(1726263785.932276), stamp_date_time(1726263785.932276, date(2024, 9, 13, 21, 43, 5.93227601, 0, 'UTC', -), 'UTC'), format_time(string("2024-09-13T21:43:05+0000"), '%FT%T%z', date(2024, 9, 13, 21, 43, 5.93227601, 0, 'UTC', -)), write((0x55798e5f53e0), '/* '), write((0x55798e5f53e0), "2024-09-13T21:43:05+0000"), writeln((0x55798e5f53e0), ' */'))))
^  Call: (166) [user] must_det_ll(filename_to_mangled_pred(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', _199148))
^  Call: (167) [user] once(user:filename_to_mangled_pred(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', _199148))
^  Call: (168) [user] filename_to_mangled_pred(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', _199148)
   Call: (169) [system] get_time(_213662)
   Exit: (169) [system] get_time(1726263785.9357412)
^  Call: (169) [user] symbolic_list_concat([data, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', 1726263785.9357412], '_', _215536)
   Call: (170) [system] atomic_list_concat([data, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', 1726263785.9357412], '_', _215536)
   Exit: (170) [system] atomic_list_concat([data, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', 1726263785.9357412], '_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta_1726263785.9357412')
^  Exit: (169) [user] symbolic_list_concat([data, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', 1726263785.9357412], '_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta_1726263785.9357412')
   Call: (169) [system] _234898=['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_']
   Exit: (169) [system] ['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_']=['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_']
^  Call: (169) [user] atom_subst('data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta_1726263785.9357412', ['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], _236840)
^  Call: (170) [user] apply:foldl(replace_in_symbol, ['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta_1726263785.9357412', _236840)
   Call: (171) [apply] apply:foldl_(['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta_1726263785.9357412', _236840)
^  Call: (172) [user] replace_in_symbol('.metta_'-'_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta_1726263785.9357412', _239658)
^  Call: (173) [user] symbolic_list_concat(_240592, '.metta_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta_1726263785.9357412')
   Call: (174) [system] atomic_list_concat(_240592, '.metta_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta_1726263785.9357412')
   Exit: (174) [system] atomic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize', '1726263785.9357412'], '.metta_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta_1726263785.9357412')
^  Exit: (173) [user] symbolic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize', '1726263785.9357412'], '.metta_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta_1726263785.9357412')
^  Call: (173) [user] symbolic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize', '1726263785.9357412'], '_', _239658)
   Call: (174) [system] atomic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize', '1726263785.9357412'], '_', _239658)
   Exit: (174) [system] atomic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize', '1726263785.9357412'], '_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412')
^  Exit: (173) [user] symbolic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize', '1726263785.9357412'], '_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412')
^  Exit: (172) [user] replace_in_symbol('.metta_'-'_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta_1726263785.9357412', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412')
   Call: (172) [apply] apply:foldl_(['_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412', _236840)
^  Call: (173) [user] replace_in_symbol('_1710'-'_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412', _249930)
^  Call: (174) [user] symbolic_list_concat(_250864, '_1710', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412')
   Call: (175) [system] atomic_list_concat(_250864, '_1710', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412')
   Exit: (175) [system] atomic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412'], '_1710', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412')
^  Exit: (174) [user] symbolic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412'], '_1710', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412')
^  Call: (174) [user] symbolic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412'], '_', _249930)
   Call: (175) [system] atomic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412'], '_', _249930)
   Exit: (175) [system] atomic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412'], '_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412')
^  Exit: (174) [user] symbolic_list_concat(['data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412'], '_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412')
^  Exit: (173) [user] replace_in_symbol('_1710'-'_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412')
   Call: (173) [apply] apply:foldl_([(/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412', _236840)
^  Call: (174) [user] replace_in_symbol((/)-'_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412', _260196)
^  Call: (175) [user] symbolic_list_concat(_261130, /, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412')
   Call: (176) [system] atomic_list_concat(_261130, /, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412')
   Exit: (176) [system] atomic_list_concat([data_, home, runner, work, 'metta-wam', 'metta-wam', tests, baseline_compat, 'hyperon-mettalog_sanity', synth_buffer, 'time_synthesize_1726263785.9357412'], /, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412')
^  Exit: (175) [user] symbolic_list_concat([data_, home, runner, work, 'metta-wam', 'metta-wam', tests, baseline_compat, 'hyperon-mettalog_sanity', synth_buffer, 'time_synthesize_1726263785.9357412'], /, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412')
^  Call: (175) [user] symbolic_list_concat([data_, home, runner, work, 'metta-wam', 'metta-wam', tests, baseline_compat, 'hyperon-mettalog_sanity', synth_buffer, 'time_synthesize_1726263785.9357412'], '_', _260196)
   Call: (176) [system] atomic_list_concat([data_, home, runner, work, 'metta-wam', 'metta-wam', tests, baseline_compat, 'hyperon-mettalog_sanity', synth_buffer, 'time_synthesize_1726263785.9357412'], '_', _260196)
   Exit: (176) [system] atomic_list_concat([data_, home, runner, work, 'metta-wam', 'metta-wam', tests, baseline_compat, 'hyperon-mettalog_sanity', synth_buffer, 'time_synthesize_1726263785.9357412'], '_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412')
^  Exit: (175) [user] symbolic_list_concat([data_, home, runner, work, 'metta-wam', 'metta-wam', tests, baseline_compat, 'hyperon-mettalog_sanity', synth_buffer, 'time_synthesize_1726263785.9357412'], '_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412')
^  Exit: (174) [user] replace_in_symbol((/)-'_', 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412')
   Call: (174) [apply] apply:foldl_([(/)-'_', ('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412', _236840)
^  Call: (175) [user] replace_in_symbol((/)-'_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412', _270522)
^  Call: (176) [user] symbolic_list_concat(_271456, /, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412')
   Call: (177) [system] atomic_list_concat(_271456, /, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412')
   Exit: (177) [system] atomic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412'], /, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412')
^  Exit: (176) [user] symbolic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412'], /, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412')
^  Call: (176) [user] symbolic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412'], '_', _270522)
   Call: (177) [system] atomic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412'], '_', _270522)
   Exit: (177) [system] atomic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412'], '_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412')
^  Exit: (176) [user] symbolic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412'], '_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412')
^  Exit: (175) [user] replace_in_symbol((/)-'_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412')
   Call: (175) [apply] apply:foldl_([('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412', _236840)
^  Call: (176) [user] replace_in_symbol(('.')-'_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412', _280788)
^  Call: (177) [user] symbolic_list_concat(_281722, '.', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412')
   Call: (178) [system] atomic_list_concat(_281722, '.', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412')
   Exit: (178) [system] atomic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785', '9357412'], '.', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412')
^  Exit: (177) [user] symbolic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785', '9357412'], '.', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412')
^  Call: (177) [user] symbolic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785', '9357412'], '_', _280788)
   Call: (178) [system] atomic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785', '9357412'], '_', _280788)
   Exit: (178) [system] atomic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785', '9357412'], '_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412')
^  Exit: (177) [user] symbolic_list_concat(['data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785', '9357412'], '_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412')
^  Exit: (176) [user] replace_in_symbol(('.')-'_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412')
   Call: (176) [apply] apply:foldl_([(-)-'_', '__'-'_'], user:replace_in_symbol, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412', _236840)
^  Call: (177) [user] replace_in_symbol((-)-'_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412', _291060)
^  Call: (178) [user] symbolic_list_concat(_291994, -, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412')
   Call: (179) [system] atomic_list_concat(_291994, -, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412')
   Exit: (179) [system] atomic_list_concat([data__home_runner_work_metta, wam_metta, wam_tests_baseline_compat_hyperon, mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412], -, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412')
^  Exit: (178) [user] symbolic_list_concat([data__home_runner_work_metta, wam_metta, wam_tests_baseline_compat_hyperon, mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412], -, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412')
^  Call: (178) [user] symbolic_list_concat([data__home_runner_work_metta, wam_metta, wam_tests_baseline_compat_hyperon, mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412], '_', _291060)
   Call: (179) [system] atomic_list_concat([data__home_runner_work_metta, wam_metta, wam_tests_baseline_compat_hyperon, mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412], '_', _291060)
   Exit: (179) [system] atomic_list_concat([data__home_runner_work_metta, wam_metta, wam_tests_baseline_compat_hyperon, mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412], '_', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
^  Exit: (178) [user] symbolic_list_concat([data__home_runner_work_metta, wam_metta, wam_tests_baseline_compat_hyperon, mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412], '_', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
^  Exit: (177) [user] replace_in_symbol((-)-'_', 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
   Call: (177) [apply] apply:foldl_(['__'-'_'], user:replace_in_symbol, data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412, _236840)
^  Call: (178) [user] replace_in_symbol('__'-'_', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412, _301344)
^  Call: (179) [user] symbolic_list_concat(_302278, '__', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
   Call: (180) [system] atomic_list_concat(_302278, '__', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
   Exit: (180) [system] atomic_list_concat([data, home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412], '__', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
^  Exit: (179) [user] symbolic_list_concat([data, home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412], '__', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
^  Call: (179) [user] symbolic_list_concat([data, home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412], '_', _301344)
   Call: (180) [system] atomic_list_concat([data, home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412], '_', _301344)
   Exit: (180) [system] atomic_list_concat([data, home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412], '_', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
^  Exit: (179) [user] symbolic_list_concat([data, home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412], '_', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
^  Exit: (178) [user] replace_in_symbol('__'-'_', data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412, data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
   Call: (178) [apply] apply:foldl_([], user:replace_in_symbol, data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412, _236840)
   Exit: (178) [apply] apply:foldl_([], user:replace_in_symbol, data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412, data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
   Exit: (177) [apply] apply:foldl_(['__'-'_'], user:replace_in_symbol, data__home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412, data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
   Exit: (176) [apply] apply:foldl_([(-)-'_', '__'-'_'], user:replace_in_symbol, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
   Exit: (175) [apply] apply:foldl_([('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
   Exit: (174) [apply] apply:foldl_([(/)-'_', ('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data__home_runner_work_metta-wam_metta-wam_tests_baseline_compat_hyperon-mettalog_sanity_synth_buffer_time_synthesize_1726263785.9357412', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
   Exit: (173) [apply] apply:foldl_([(/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
   Exit: (172) [apply] apply:foldl_(['_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize_1726263785.9357412', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
   Exit: (171) [apply] apply:foldl_(['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], user:replace_in_symbol, 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta_1726263785.9357412', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
^  Exit: (170) [apply] apply:foldl(user:replace_in_symbol, ['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], 'data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta_1726263785.9357412', data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
^  Exit: (169) [user] atom_subst('data_/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta_1726263785.9357412', ['.metta_'-'_', '_1710'-'_', (/)-'_', (/)-'_', ('.')-'_', (-)-'_', '__'-'_'], data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412)
^  Call: (169) [user] trim_to_last_nchars(24, data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412, _199148)
   Call: (170) [system] atom_length(data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412, _321910)
   Exit: (170) [system] atom_length(data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412, 135)
   Call: (170) [system] 135=<24
   Call: (170) [system] _324702 is 135+ -32
   Exit: (170) [system] 103 is 135+ -32
   Call: (170) [system] sub_atom(data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412, 103, 32, _326640, _199148)
   Exit: (170) [system] sub_atom(data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412, 103, 32, 0, me_synthesize_1726263785_9357412)
^  Exit: (169) [user] trim_to_last_nchars(24, data_home_runner_work_metta_wam_metta_wam_tests_baseline_compat_hyperon_mettalog_sanity_synth_buffer_time_synthesize_1726263785_9357412, me_synthesize_1726263785_9357412)
^  Exit: (168) [user] filename_to_mangled_pred(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', me_synthesize_1726263785_9357412)
^  Exit: (167) [system] once(user:filename_to_mangled_pred(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', me_synthesize_1726263785_9357412))
^  Exit: (166) [user] must_det_ll(user:filename_to_mangled_pred(P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta', me_synthesize_1726263785_9357412))
^  Call: (166) [user] must_det_ll(mangle_iz(me_synthesize_1726263785_9357412, _343882))
^  Call: (167) [user] once(user:mangle_iz(me_synthesize_1726263785_9357412, _343882))
^  Call: (168) [user] mangle_iz(me_synthesize_1726263785_9357412, _343882)
^  Call: (169) [user] symbol_concat(me_synthesize_1726263785_9357412, '_iz', _343882)
   Call: (170) [system] atom_concat(me_synthesize_1726263785_9357412, '_iz', _343882)
   Exit: (170) [system] atom_concat(me_synthesize_1726263785_9357412, '_iz', me_synthesize_1726263785_9357412_iz)
^  Exit: (169) [user] symbol_concat(me_synthesize_1726263785_9357412, '_iz', me_synthesize_1726263785_9357412_iz)
^  Exit: (168) [user] mangle_iz(me_synthesize_1726263785_9357412, me_synthesize_1726263785_9357412_iz)
^  Exit: (167) [system] once(user:mangle_iz(me_synthesize_1726263785_9357412, me_synthesize_1726263785_9357412_iz))
^  Exit: (166) [user] must_det_ll(user:mangle_iz(me_synthesize_1726263785_9357412, me_synthesize_1726263785_9357412_iz))
^  Call: (166) [user] must_det_ll(notrace((format((0x55798e5f53e0), ':- style_check(-singleton). ~n', []), format((0x55798e5f53e0), ':- style_check(-discontiguous). ~n', []), format((0x55798e5f53e0), ':- dynamic((~q)/2). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/3). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/4). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/5). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/6). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/7). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/4). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/5). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/6). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/7). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/8). ~n', [me_synthesize_1726263785_9357412_iz]), writeln((0x55798e5f53e0), ':- dynamic(user:asserted_metta_pred/2).'), writeln((0x55798e5f53e0), ':- multifile(user:asserted_metta_pred/2).'), format((0x55798e5f53e0), 'user:asserted_metta_pred(~q,~q). ~n', [me_synthesize_1726263785_9357412, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta']), with_output_to((0x55798e5f53e0), produce_iz(me_synthesize_1726263785_9357412)))))
^  Call: (167) [user] once(user:notrace((format((0x55798e5f53e0), ':- style_check(-singleton). ~n', []), format((0x55798e5f53e0), ':- style_check(-discontiguous). ~n', []), format((0x55798e5f53e0), ':- dynamic((~q)/2). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/3). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/4). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/5). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/6). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/7). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/4). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/5). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/6). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/7). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/8). ~n', [me_synthesize_1726263785_9357412_iz]), writeln((0x55798e5f53e0), ':- dynamic(user:asserted_metta_pred/2).'), writeln((0x55798e5f53e0), ':- multifile(user:asserted_metta_pred/2).'), format((0x55798e5f53e0), 'user:asserted_metta_pred(~q,~q). ~n', [me_synthesize_1726263785_9357412, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta']), with_output_to((0x55798e5f53e0), produce_iz(me_synthesize_1726263785_9357412)))))
^  Call: (169) [system] setup_call_cleanup('$notrace'(_363178, _363180), once(user:(format((0x55798e5f53e0), ':- style_check(-singleton). ~n', []), format((0x55798e5f53e0), ':- style_check(-discontiguous). ~n', []), format((0x55798e5f53e0), ':- dynamic((~q)/2). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/3). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/4). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/5). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/6). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/7). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/4). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/5). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/6). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/7). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/8). ~n', [me_synthesize_1726263785_9357412_iz]), writeln((0x55798e5f53e0), ':- dynamic(user:asserted_metta_pred/2).'), writeln((0x55798e5f53e0), ':- multifile(user:asserted_metta_pred/2).'), format((0x55798e5f53e0), 'user:asserted_metta_pred(~q,~q). ~n', [me_synthesize_1726263785_9357412, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta']), with_output_to((0x55798e5f53e0), produce_iz(me_synthesize_1726263785_9357412)))), '$restore_trace'(_363178, _363180))
^  Call: (170) [system] sig_atomic(system:'$notrace'(_363178, _363180))
^  Exit: (169) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:(format((0x55798e5f53e0), ':- style_check(-singleton). ~n', []), format((0x55798e5f53e0), ':- style_check(-discontiguous). ~n', []), format((0x55798e5f53e0), ':- dynamic((~q)/2). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/3). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/4). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/5). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/6). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/7). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/4). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/5). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/6). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/7). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/8). ~n', [me_synthesize_1726263785_9357412_iz]), writeln((0x55798e5f53e0), ':- dynamic(user:asserted_metta_pred/2).'), writeln((0x55798e5f53e0), ':- multifile(user:asserted_metta_pred/2).'), format((0x55798e5f53e0), 'user:asserted_metta_pred(~q,~q). ~n', [me_synthesize_1726263785_9357412, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta']), with_output_to((0x55798e5f53e0), produce_iz(me_synthesize_1726263785_9357412)))), system:'$restore_trace'(3, -1))
^  Exit: (167) [system] once(user:notrace((format((0x55798e5f53e0), ':- style_check(-singleton). ~n', []), format((0x55798e5f53e0), ':- style_check(-discontiguous). ~n', []), format((0x55798e5f53e0), ':- dynamic((~q)/2). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/3). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/4). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/5). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/6). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/7). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/4). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/5). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/6). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/7). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/8). ~n', [me_synthesize_1726263785_9357412_iz]), writeln((0x55798e5f53e0), ':- dynamic(user:asserted_metta_pred/2).'), writeln((0x55798e5f53e0), ':- multifile(user:asserted_metta_pred/2).'), format((0x55798e5f53e0), 'user:asserted_metta_pred(~q,~q). ~n', [me_synthesize_1726263785_9357412, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta']), with_output_to((0x55798e5f53e0), produce_iz(me_synthesize_1726263785_9357412)))))
^  Exit: (166) [user] must_det_ll(user:notrace((format((0x55798e5f53e0), ':- style_check(-singleton). ~n', []), format((0x55798e5f53e0), ':- style_check(-discontiguous). ~n', []), format((0x55798e5f53e0), ':- dynamic((~q)/2). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/3). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/4). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/5). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/6). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/7). ~n', [me_synthesize_1726263785_9357412]), format((0x55798e5f53e0), ':- dynamic((~q)/4). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/5). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/6). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/7). ~n', [me_synthesize_1726263785_9357412_iz]), format((0x55798e5f53e0), ':- dynamic((~q)/8). ~n', [me_synthesize_1726263785_9357412_iz]), writeln((0x55798e5f53e0), ':- dynamic(user:asserted_metta_pred/2).'), writeln((0x55798e5f53e0), ':- multifile(user:asserted_metta_pred/2).'), format((0x55798e5f53e0), 'user:asserted_metta_pred(~q,~q). ~n', [me_synthesize_1726263785_9357412, P;HTML|'/home/runner/work/metta-wam/metta-wam/tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta']), with_output_to((0x55798e5f53e0), produce_iz(me_synthesize_1726263785_9357412)))))
^  Call: (166) [user] must_det_ll(flag(translated_forms, _383616, 0))
^  Call: (167) [user] once(user:flag(translated_forms, _383616, 0))
   Call: (168) [$syspreds] flag(translated_forms, _383616, 0)
   Call: (169) [system] _383616==0
^  Call: (169) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _383616, 0))
   Call: (171) [$syspreds] update_flag(translated_forms, _383616, 0)
   Call: (172) [system] get_flag(translated_forms, _383616)
   Exit: (172) [system] get_flag(translated_forms, 29)
   Call: (172) [system] atom(0)
   Call: (172) [system] set_flag(translated_forms, 0)
   Exit: (172) [system] set_flag(translated_forms, 0)
   Exit: (171) [$syspreds] update_flag(translated_forms, 29, 0)
^  Exit: (169) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 29, 0))
   Exit: (168) [$syspreds] flag(translated_forms, 29, 0)
^  Exit: (167) [system] once(user:flag(translated_forms, 29, 0))
^  Exit: (166) [user] must_det_ll(user:flag(translated_forms, 29, 0))
^  Call: (166) [user] must_det_ll(_398504=t(1726263785.932276))
^  Call: (167) [user] once(user:(_398504=t(1726263785.932276)))
   Call: (168) [system] _398504=t(1726263785.932276)
   Exit: (168) [system] t(1726263785.932276)=t(1726263785.932276)
^  Exit: (167) [system] once(user:(t(1726263785.932276)=t(1726263785.932276)))
^  Exit: (166) [user] must_det_ll(user:(t(1726263785.932276)=t(1726263785.932276)))
^  Call: (166) [user] once(call((repeat, (at_end_of_stream((0x55798e5fad60))->!;(must_det_ll(line_count((0x55798e5fad60), _404128)), must_det_ll(read_sform((0x55798e5fad60), _404138))), (_404138==end_of_file->!;once((if_t((get_time(_404188), arg(1, t(1726263785.932276), _404202), _404212 is _404188-_404202, _404212>4), (nb_setarg(1, t(1726263785.932276), _404188), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi(_404138), _404128]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _404300, _404300+1), write_metta_datalog_term((0x55798e5f53e0), _404138, me_synthesize_1726263785_9357412, _404128))), fail)))))
^  Call: (167) [user] call((repeat, (at_end_of_stream((0x55798e5fad60))->!;(must_det_ll(line_count((0x55798e5fad60), _404128)), must_det_ll(read_sform((0x55798e5fad60), _404138))), (_404138==end_of_file->!;once((if_t((get_time(_404188), arg(1, t(1726263785.932276), _404202), _404212 is _404188-_404202, _404212>4), (nb_setarg(1, t(1726263785.932276), _404188), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi(_404138), _404128]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _404300, _404300+1), write_metta_datalog_term((0x55798e5f53e0), _404138, me_synthesize_1726263785_9357412, _404128))), fail))))
   Call: (169) [system] repeat
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _404128))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _404128))
   Call: (171) [system] line_count((0x55798e5fad60), _404128)
   Exit: (171) [system] line_count((0x55798e5fad60), 1)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 1))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 1))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _404138))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _404138))
^  Call: (171) [user] read_sform((0x55798e5fad60), _404138)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _404138)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _404138)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _424962)
   Exit: (174) [system] peek_char((0x55798e5fad60), ;)
   Call: (174) [system] char_type(;, space)
   Call: (174) [system] _427748=(0x55798e5fad60)
   Exit: (174) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (174) [user] once((read_position((0x55798e5fad60), _429616, _429618, _429620, _429622), read_sexpr((0x55798e5fad60), _429634), assertz(metta_file_comment(_429616, _429618, _429620, _429634, _429622))))
^  Call: (176) [user] read_position((0x55798e5fad60), _429616, _429618, _429620, _429622)
   Call: (177) [system] stream_property((0x55798e5fad60), position(_429622))
   Call: (178) [system] nonvar((0x55798e5fad60))
   Exit: (178) [system] nonvar((0x55798e5fad60))
   Call: (178) [system] nonvar(position(_429622))
   Exit: (178) [system] nonvar(position(_429622))
   Exit: (177) [system] stream_property((0x55798e5fad60), position('$stream_position'(0, 1, 0, 0)))
   Call: (177) [$syspreds] stream_position_data(line_count, '$stream_position'(0, 1, 0, 0), _429616)
   Call: (178) [system] nonvar(line_count)
   Exit: (178) [system] nonvar(line_count)
   Call: (178) [$syspreds] stream_position_field(line_count, _439874)
   Exit: (178) [$syspreds] stream_position_field(line_count, 2)
   Call: (178) [system] arg(2, '$stream_position'(0, 1, 0, 0), _429616)
   Exit: (178) [system] arg(2, '$stream_position'(0, 1, 0, 0), 1)
   Exit: (177) [$syspreds] stream_position_data(line_count, '$stream_position'(0, 1, 0, 0), 1)
   Call: (177) [$syspreds] stream_position_data(line_position, '$stream_position'(0, 1, 0, 0), _429618)
   Call: (178) [system] nonvar(line_position)
   Exit: (178) [system] nonvar(line_position)
   Call: (178) [$syspreds] stream_position_field(line_position, _447308)
   Exit: (178) [$syspreds] stream_position_field(line_position, 3)
   Call: (178) [system] arg(3, '$stream_position'(0, 1, 0, 0), _429618)
   Exit: (178) [system] arg(3, '$stream_position'(0, 1, 0, 0), 0)
   Exit: (177) [$syspreds] stream_position_data(line_position, '$stream_position'(0, 1, 0, 0), 0)
   Call: (177) [$syspreds] stream_position_data(char_count, '$stream_position'(0, 1, 0, 0), _429620)
   Call: (178) [system] nonvar(char_count)
   Exit: (178) [system] nonvar(char_count)
   Call: (178) [$syspreds] stream_position_field(char_count, _454742)
   Exit: (178) [$syspreds] stream_position_field(char_count, 1)
   Call: (178) [system] arg(1, '$stream_position'(0, 1, 0, 0), _429620)
   Exit: (178) [system] arg(1, '$stream_position'(0, 1, 0, 0), 0)
   Exit: (177) [$syspreds] stream_position_data(char_count, '$stream_position'(0, 1, 0, 0), 0)
^  Exit: (176) [user] read_position((0x55798e5fad60), 1, 0, 0, '$stream_position'(0, 1, 0, 0))
^  Call: (176) [user] read_sexpr((0x55798e5fad60), _429634)
   Call: (177) [system] string((0x55798e5fad60))
   Fail: (177) [system] string((0x55798e5fad60))
^  Call: (177) [user] cont_sexpr(')', (0x55798e5fad60), _429634)
^  Call: (178) [user] skip_spaces((0x55798e5fad60))
   Call: (179) [system] peek_char((0x55798e5fad60), _464968)
   Exit: (179) [system] peek_char((0x55798e5fad60), ;)
   Call: (179) [system] (;)=(;)
   Exit: (179) [system] (;)=(;)
^  Call: (179) [user] read_comment((0x55798e5fad60))
^  Call: (180) [user] read_position((0x55798e5fad60), _469606, _469608, _469610, _469612)
   Call: (181) [system] stream_property((0x55798e5fad60), position(_469612))
   Call: (182) [system] nonvar((0x55798e5fad60))
   Exit: (182) [system] nonvar((0x55798e5fad60))
   Call: (182) [system] nonvar(position(_469612))
   Exit: (182) [system] nonvar(position(_469612))
   Exit: (181) [system] stream_property((0x55798e5fad60), position('$stream_position'(0, 1, 0, 0)))
   Call: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(0, 1, 0, 0), _469606)
   Call: (182) [system] nonvar(line_count)
   Exit: (182) [system] nonvar(line_count)
   Call: (182) [$syspreds] stream_position_field(line_count, _478900)
   Exit: (182) [$syspreds] stream_position_field(line_count, 2)
   Call: (182) [system] arg(2, '$stream_position'(0, 1, 0, 0), _469606)
   Exit: (182) [system] arg(2, '$stream_position'(0, 1, 0, 0), 1)
   Exit: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(0, 1, 0, 0), 1)
   Call: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(0, 1, 0, 0), _469608)
   Call: (182) [system] nonvar(line_position)
   Exit: (182) [system] nonvar(line_position)
   Call: (182) [$syspreds] stream_position_field(line_position, _486334)
   Exit: (182) [$syspreds] stream_position_field(line_position, 3)
   Call: (182) [system] arg(3, '$stream_position'(0, 1, 0, 0), _469608)
   Exit: (182) [system] arg(3, '$stream_position'(0, 1, 0, 0), 0)
   Exit: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(0, 1, 0, 0), 0)
   Call: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(0, 1, 0, 0), _469610)
   Call: (182) [system] nonvar(char_count)
   Exit: (182) [system] nonvar(char_count)
   Call: (182) [$syspreds] stream_position_field(char_count, _493768)
   Exit: (182) [$syspreds] stream_position_field(char_count, 1)
   Call: (182) [system] arg(1, '$stream_position'(0, 1, 0, 0), _469610)
   Exit: (182) [system] arg(1, '$stream_position'(0, 1, 0, 0), 0)
   Exit: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(0, 1, 0, 0), 0)
^  Exit: (180) [user] read_position((0x55798e5fad60), 1, 0, 0, '$stream_position'(0, 1, 0, 0))
^  Call: (180) [user] read_until_eol((0x55798e5fad60), _499362)
   Call: (181) [system] get_char((0x55798e5fad60), _500292)
   Exit: (181) [system] get_char((0x55798e5fad60), ;)
   Call: (181) [system] char_type(;, end_of_line)
   Fail: (181) [system] char_type(;, end_of_line)
   Call: (181) [system] (;)=end_of_file
   Fail: (181) [system] (;)=end_of_file
^  Call: (181) [user] read_until_eol((0x55798e5fad60), _505862)
   Call: (182) [system] get_char((0x55798e5fad60), _506792)
   Exit: (182) [system] get_char((0x55798e5fad60), ;)
   Call: (182) [system] char_type(;, end_of_line)
   Fail: (182) [system] char_type(;, end_of_line)
   Call: (182) [system] (;)=end_of_file
   Fail: (182) [system] (;)=end_of_file
^  Call: (182) [user] read_until_eol((0x55798e5fad60), _512362)
   Call: (183) [system] get_char((0x55798e5fad60), _513292)
   Exit: (183) [system] get_char((0x55798e5fad60), t)
   Call: (183) [system] char_type(t, end_of_line)
   Fail: (183) [system] char_type(t, end_of_line)
   Call: (183) [system] t=end_of_file
   Fail: (183) [system] t=end_of_file
^  Call: (183) [user] read_until_eol((0x55798e5fad60), _518862)
   Call: (184) [system] get_char((0x55798e5fad60), _519792)
   Exit: (184) [system] get_char((0x55798e5fad60), i)
   Call: (184) [system] char_type(i, end_of_line)
   Fail: (184) [system] char_type(i, end_of_line)
   Call: (184) [system] i=end_of_file
   Fail: (184) [system] i=end_of_file
^  Call: (184) [user] read_until_eol((0x55798e5fad60), _525362)
   Call: (185) [system] get_char((0x55798e5fad60), _526292)
   Exit: (185) [system] get_char((0x55798e5fad60), m)
   Call: (185) [system] char_type(m, end_of_line)
   Fail: (185) [system] char_type(m, end_of_line)
   Call: (185) [system] m=end_of_file
   Fail: (185) [system] m=end_of_file
^  Call: (185) [user] read_until_eol((0x55798e5fad60), _531862)
   Call: (186) [system] get_char((0x55798e5fad60), _532792)
   Exit: (186) [system] get_char((0x55798e5fad60), e)
   Call: (186) [system] char_type(e, end_of_line)
   Fail: (186) [system] char_type(e, end_of_line)
   Call: (186) [system] e=end_of_file
   Fail: (186) [system] e=end_of_file
^  Call: (186) [user] read_until_eol((0x55798e5fad60), _538362)
   Call: (187) [system] get_char((0x55798e5fad60), _539292)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
   Call: (187) [system] char_type(' ', end_of_line)
   Fail: (187) [system] char_type(' ', end_of_line)
   Call: (187) [system] ' '=end_of_file
   Fail: (187) [system] ' '=end_of_file
^  Call: (187) [user] read_until_eol((0x55798e5fad60), _544862)
   Call: (188) [system] get_char((0x55798e5fad60), _545792)
   Exit: (188) [system] get_char((0x55798e5fad60), m)
   Call: (188) [system] char_type(m, end_of_line)
   Fail: (188) [system] char_type(m, end_of_line)
   Call: (188) [system] m=end_of_file
   Fail: (188) [system] m=end_of_file
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _551362)
   Call: (189) [system] get_char((0x55798e5fad60), _552292)
   Exit: (189) [system] get_char((0x55798e5fad60), e)
   Call: (189) [system] char_type(e, end_of_line)
   Fail: (189) [system] char_type(e, end_of_line)
   Call: (189) [system] e=end_of_file
   Fail: (189) [system] e=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _557862)
   Call: (190) [system] get_char((0x55798e5fad60), _558792)
   Exit: (190) [system] get_char((0x55798e5fad60), t)
   Call: (190) [system] char_type(t, end_of_line)
   Fail: (190) [system] char_type(t, end_of_line)
   Call: (190) [system] t=end_of_file
   Fail: (190) [system] t=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _564362)
   Call: (191) [system] get_char((0x55798e5fad60), _565292)
   Exit: (191) [system] get_char((0x55798e5fad60), t)
   Call: (191) [system] char_type(t, end_of_line)
   Fail: (191) [system] char_type(t, end_of_line)
   Call: (191) [system] t=end_of_file
   Fail: (191) [system] t=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _570862)
   Call: (192) [system] get_char((0x55798e5fad60), _571792)
   Exit: (192) [system] get_char((0x55798e5fad60), a)
   Call: (192) [system] char_type(a, end_of_line)
   Fail: (192) [system] char_type(a, end_of_line)
   Call: (192) [system] a=end_of_file
   Fail: (192) [system] a=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _577362)
   Call: (193) [system] get_char((0x55798e5fad60), _578292)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
   Call: (193) [system] char_type(' ', end_of_line)
   Fail: (193) [system] char_type(' ', end_of_line)
   Call: (193) [system] ' '=end_of_file
   Fail: (193) [system] ' '=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _583862)
   Call: (194) [system] get_char((0x55798e5fad60), _584792)
   Exit: (194) [system] get_char((0x55798e5fad60), t)
   Call: (194) [system] char_type(t, end_of_line)
   Fail: (194) [system] char_type(t, end_of_line)
   Call: (194) [system] t=end_of_file
   Fail: (194) [system] t=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _590362)
   Call: (195) [system] get_char((0x55798e5fad60), _591292)
   Exit: (195) [system] get_char((0x55798e5fad60), e)
   Call: (195) [system] char_type(e, end_of_line)
   Fail: (195) [system] char_type(e, end_of_line)
   Call: (195) [system] e=end_of_file
   Fail: (195) [system] e=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _596862)
   Call: (196) [system] get_char((0x55798e5fad60), _597792)
   Exit: (196) [system] get_char((0x55798e5fad60), s)
   Call: (196) [system] char_type(s, end_of_line)
   Fail: (196) [system] char_type(s, end_of_line)
   Call: (196) [system] s=end_of_file
   Fail: (196) [system] s=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _603362)
   Call: (197) [system] get_char((0x55798e5fad60), _604292)
   Exit: (197) [system] get_char((0x55798e5fad60), t)
   Call: (197) [system] char_type(t, end_of_line)
   Fail: (197) [system] char_type(t, end_of_line)
   Call: (197) [system] t=end_of_file
   Fail: (197) [system] t=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _609862)
   Call: (198) [system] get_char((0x55798e5fad60), _610792)
   Exit: (198) [system] get_char((0x55798e5fad60), s)
   Call: (198) [system] char_type(s, end_of_line)
   Fail: (198) [system] char_type(s, end_of_line)
   Call: (198) [system] s=end_of_file
   Fail: (198) [system] s=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _616362)
   Call: (199) [system] get_char((0x55798e5fad60), _617292)
   Exit: (199) [system] get_char((0x55798e5fad60), /)
   Call: (199) [system] char_type(/, end_of_line)
   Fail: (199) [system] char_type(/, end_of_line)
   Call: (199) [system] (/)=end_of_file
   Fail: (199) [system] (/)=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _622862)
   Call: (200) [system] get_char((0x55798e5fad60), _623792)
   Exit: (200) [system] get_char((0x55798e5fad60), b)
   Call: (200) [system] char_type(b, end_of_line)
   Fail: (200) [system] char_type(b, end_of_line)
   Call: (200) [system] b=end_of_file
   Fail: (200) [system] b=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _629362)
   Call: (201) [system] get_char((0x55798e5fad60), _630292)
   Exit: (201) [system] get_char((0x55798e5fad60), a)
   Call: (201) [system] char_type(a, end_of_line)
   Fail: (201) [system] char_type(a, end_of_line)
   Call: (201) [system] a=end_of_file
   Fail: (201) [system] a=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _635862)
   Call: (202) [system] get_char((0x55798e5fad60), _636792)
   Exit: (202) [system] get_char((0x55798e5fad60), s)
   Call: (202) [system] char_type(s, end_of_line)
   Fail: (202) [system] char_type(s, end_of_line)
   Call: (202) [system] s=end_of_file
   Fail: (202) [system] s=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _642362)
   Call: (203) [system] get_char((0x55798e5fad60), _643292)
   Exit: (203) [system] get_char((0x55798e5fad60), e)
   Call: (203) [system] char_type(e, end_of_line)
   Fail: (203) [system] char_type(e, end_of_line)
   Call: (203) [system] e=end_of_file
   Fail: (203) [system] e=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _648862)
   Call: (204) [system] get_char((0x55798e5fad60), _649792)
   Exit: (204) [system] get_char((0x55798e5fad60), l)
   Call: (204) [system] char_type(l, end_of_line)
   Fail: (204) [system] char_type(l, end_of_line)
   Call: (204) [system] l=end_of_file
   Fail: (204) [system] l=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _655362)
   Call: (205) [system] get_char((0x55798e5fad60), _656292)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] char_type(i, end_of_line)
   Fail: (205) [system] char_type(i, end_of_line)
   Call: (205) [system] i=end_of_file
   Fail: (205) [system] i=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _661862)
   Call: (206) [system] get_char((0x55798e5fad60), _662792)
   Exit: (206) [system] get_char((0x55798e5fad60), n)
   Call: (206) [system] char_type(n, end_of_line)
   Fail: (206) [system] char_type(n, end_of_line)
   Call: (206) [system] n=end_of_file
   Fail: (206) [system] n=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _668362)
   Call: (207) [system] get_char((0x55798e5fad60), _669292)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] char_type(e, end_of_line)
   Fail: (207) [system] char_type(e, end_of_line)
   Call: (207) [system] e=end_of_file
   Fail: (207) [system] e=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _674862)
   Call: (208) [system] get_char((0x55798e5fad60), _675792)
   Exit: (208) [system] get_char((0x55798e5fad60), '_')
   Call: (208) [system] char_type('_', end_of_line)
   Fail: (208) [system] char_type('_', end_of_line)
   Call: (208) [system] '_'=end_of_file
   Fail: (208) [system] '_'=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _681362)
   Call: (209) [system] get_char((0x55798e5fad60), _682292)
   Exit: (209) [system] get_char((0x55798e5fad60), c)
   Call: (209) [system] char_type(c, end_of_line)
   Fail: (209) [system] char_type(c, end_of_line)
   Call: (209) [system] c=end_of_file
   Fail: (209) [system] c=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _687862)
   Call: (210) [system] get_char((0x55798e5fad60), _688792)
   Exit: (210) [system] get_char((0x55798e5fad60), o)
   Call: (210) [system] char_type(o, end_of_line)
   Fail: (210) [system] char_type(o, end_of_line)
   Call: (210) [system] o=end_of_file
   Fail: (210) [system] o=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _694362)
   Call: (211) [system] get_char((0x55798e5fad60), _695292)
   Exit: (211) [system] get_char((0x55798e5fad60), m)
   Call: (211) [system] char_type(m, end_of_line)
   Fail: (211) [system] char_type(m, end_of_line)
   Call: (211) [system] m=end_of_file
   Fail: (211) [system] m=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _700862)
   Call: (212) [system] get_char((0x55798e5fad60), _701792)
   Exit: (212) [system] get_char((0x55798e5fad60), p)
   Call: (212) [system] char_type(p, end_of_line)
   Fail: (212) [system] char_type(p, end_of_line)
   Call: (212) [system] p=end_of_file
   Fail: (212) [system] p=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _707362)
   Call: (213) [system] get_char((0x55798e5fad60), _708292)
   Exit: (213) [system] get_char((0x55798e5fad60), a)
   Call: (213) [system] char_type(a, end_of_line)
   Fail: (213) [system] char_type(a, end_of_line)
   Call: (213) [system] a=end_of_file
   Fail: (213) [system] a=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _713862)
   Call: (214) [system] get_char((0x55798e5fad60), _714792)
   Exit: (214) [system] get_char((0x55798e5fad60), t)
   Call: (214) [system] char_type(t, end_of_line)
   Fail: (214) [system] char_type(t, end_of_line)
   Call: (214) [system] t=end_of_file
   Fail: (214) [system] t=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _720362)
   Call: (215) [system] get_char((0x55798e5fad60), _721292)
   Exit: (215) [system] get_char((0x55798e5fad60), /)
   Call: (215) [system] char_type(/, end_of_line)
   Fail: (215) [system] char_type(/, end_of_line)
   Call: (215) [system] (/)=end_of_file
   Fail: (215) [system] (/)=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _726862)
   Call: (216) [system] get_char((0x55798e5fad60), _727792)
   Exit: (216) [system] get_char((0x55798e5fad60), h)
   Call: (216) [system] char_type(h, end_of_line)
   Fail: (216) [system] char_type(h, end_of_line)
   Call: (216) [system] h=end_of_file
   Fail: (216) [system] h=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _733362)
   Call: (217) [system] get_char((0x55798e5fad60), _734292)
   Exit: (217) [system] get_char((0x55798e5fad60), y)
   Call: (217) [system] char_type(y, end_of_line)
   Fail: (217) [system] char_type(y, end_of_line)
   Call: (217) [system] y=end_of_file
   Fail: (217) [system] y=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _739862)
   Call: (218) [system] get_char((0x55798e5fad60), _740792)
   Exit: (218) [system] get_char((0x55798e5fad60), p)
   Call: (218) [system] char_type(p, end_of_line)
   Fail: (218) [system] char_type(p, end_of_line)
   Call: (218) [system] p=end_of_file
   Fail: (218) [system] p=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _746362)
   Call: (219) [system] get_char((0x55798e5fad60), _747292)
   Exit: (219) [system] get_char((0x55798e5fad60), e)
   Call: (219) [system] char_type(e, end_of_line)
   Fail: (219) [system] char_type(e, end_of_line)
   Call: (219) [system] e=end_of_file
   Fail: (219) [system] e=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _752862)
   Call: (220) [system] get_char((0x55798e5fad60), _753792)
   Exit: (220) [system] get_char((0x55798e5fad60), r)
   Call: (220) [system] char_type(r, end_of_line)
   Fail: (220) [system] char_type(r, end_of_line)
   Call: (220) [system] r=end_of_file
   Fail: (220) [system] r=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _759362)
   Call: (221) [system] get_char((0x55798e5fad60), _760292)
   Exit: (221) [system] get_char((0x55798e5fad60), o)
   Call: (221) [system] char_type(o, end_of_line)
   Fail: (221) [system] char_type(o, end_of_line)
   Call: (221) [system] o=end_of_file
   Fail: (221) [system] o=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _765862)
   Call: (222) [system] get_char((0x55798e5fad60), _766792)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] char_type(n, end_of_line)
   Fail: (222) [system] char_type(n, end_of_line)
   Call: (222) [system] n=end_of_file
   Fail: (222) [system] n=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _772362)
   Call: (223) [system] get_char((0x55798e5fad60), _773292)
   Exit: (223) [system] get_char((0x55798e5fad60), -)
   Call: (223) [system] char_type(-, end_of_line)
   Fail: (223) [system] char_type(-, end_of_line)
   Call: (223) [system] (-)=end_of_file
   Fail: (223) [system] (-)=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _778862)
   Call: (224) [system] get_char((0x55798e5fad60), _779792)
   Exit: (224) [system] get_char((0x55798e5fad60), m)
   Call: (224) [system] char_type(m, end_of_line)
   Fail: (224) [system] char_type(m, end_of_line)
   Call: (224) [system] m=end_of_file
   Fail: (224) [system] m=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _785362)
   Call: (225) [system] get_char((0x55798e5fad60), _786292)
   Exit: (225) [system] get_char((0x55798e5fad60), e)
   Call: (225) [system] char_type(e, end_of_line)
   Fail: (225) [system] char_type(e, end_of_line)
   Call: (225) [system] e=end_of_file
   Fail: (225) [system] e=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _791862)
   Call: (226) [system] get_char((0x55798e5fad60), _792792)
   Exit: (226) [system] get_char((0x55798e5fad60), t)
   Call: (226) [system] char_type(t, end_of_line)
   Fail: (226) [system] char_type(t, end_of_line)
   Call: (226) [system] t=end_of_file
   Fail: (226) [system] t=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _798362)
   Call: (227) [system] get_char((0x55798e5fad60), _799292)
   Exit: (227) [system] get_char((0x55798e5fad60), t)
   Call: (227) [system] char_type(t, end_of_line)
   Fail: (227) [system] char_type(t, end_of_line)
   Call: (227) [system] t=end_of_file
   Fail: (227) [system] t=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _804862)
   Call: (228) [system] get_char((0x55798e5fad60), _805792)
   Exit: (228) [system] get_char((0x55798e5fad60), a)
   Call: (228) [system] char_type(a, end_of_line)
   Fail: (228) [system] char_type(a, end_of_line)
   Call: (228) [system] a=end_of_file
   Fail: (228) [system] a=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _811362)
   Call: (229) [system] get_char((0x55798e5fad60), _812292)
   Exit: (229) [system] get_char((0x55798e5fad60), l)
   Call: (229) [system] char_type(l, end_of_line)
   Fail: (229) [system] char_type(l, end_of_line)
   Call: (229) [system] l=end_of_file
   Fail: (229) [system] l=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _817862)
   Call: (230) [system] get_char((0x55798e5fad60), _818792)
   Exit: (230) [system] get_char((0x55798e5fad60), o)
   Call: (230) [system] char_type(o, end_of_line)
   Fail: (230) [system] char_type(o, end_of_line)
   Call: (230) [system] o=end_of_file
   Fail: (230) [system] o=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _824362)
   Call: (231) [system] get_char((0x55798e5fad60), _825292)
   Exit: (231) [system] get_char((0x55798e5fad60), g)
   Call: (231) [system] char_type(g, end_of_line)
   Fail: (231) [system] char_type(g, end_of_line)
   Call: (231) [system] g=end_of_file
   Fail: (231) [system] g=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _830862)
   Call: (232) [system] get_char((0x55798e5fad60), _831792)
   Exit: (232) [system] get_char((0x55798e5fad60), '_')
   Call: (232) [system] char_type('_', end_of_line)
   Fail: (232) [system] char_type('_', end_of_line)
   Call: (232) [system] '_'=end_of_file
   Fail: (232) [system] '_'=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _837362)
   Call: (233) [system] get_char((0x55798e5fad60), _838292)
   Exit: (233) [system] get_char((0x55798e5fad60), s)
   Call: (233) [system] char_type(s, end_of_line)
   Fail: (233) [system] char_type(s, end_of_line)
   Call: (233) [system] s=end_of_file
   Fail: (233) [system] s=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _843862)
   Call: (234) [system] get_char((0x55798e5fad60), _844792)
   Exit: (234) [system] get_char((0x55798e5fad60), a)
   Call: (234) [system] char_type(a, end_of_line)
   Fail: (234) [system] char_type(a, end_of_line)
   Call: (234) [system] a=end_of_file
   Fail: (234) [system] a=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _850362)
   Call: (235) [system] get_char((0x55798e5fad60), _851292)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] char_type(n, end_of_line)
   Fail: (235) [system] char_type(n, end_of_line)
   Call: (235) [system] n=end_of_file
   Fail: (235) [system] n=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _856862)
   Call: (236) [system] get_char((0x55798e5fad60), _857792)
   Exit: (236) [system] get_char((0x55798e5fad60), i)
   Call: (236) [system] char_type(i, end_of_line)
   Fail: (236) [system] char_type(i, end_of_line)
   Call: (236) [system] i=end_of_file
   Fail: (236) [system] i=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _863362)
   Call: (237) [system] get_char((0x55798e5fad60), _864292)
   Exit: (237) [system] get_char((0x55798e5fad60), t)
   Call: (237) [system] char_type(t, end_of_line)
   Fail: (237) [system] char_type(t, end_of_line)
   Call: (237) [system] t=end_of_file
   Fail: (237) [system] t=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _869862)
   Call: (238) [system] get_char((0x55798e5fad60), _870792)
   Exit: (238) [system] get_char((0x55798e5fad60), y)
   Call: (238) [system] char_type(y, end_of_line)
   Fail: (238) [system] char_type(y, end_of_line)
   Call: (238) [system] y=end_of_file
   Fail: (238) [system] y=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _876362)
   Call: (239) [system] get_char((0x55798e5fad60), _877292)
   Exit: (239) [system] get_char((0x55798e5fad60), /)
   Call: (239) [system] char_type(/, end_of_line)
   Fail: (239) [system] char_type(/, end_of_line)
   Call: (239) [system] (/)=end_of_file
   Fail: (239) [system] (/)=end_of_file
^  Call: (239) [user] read_until_eol((0x55798e5fad60), _882862)
   Call: (240) [system] get_char((0x55798e5fad60), _883792)
   Exit: (240) [system] get_char((0x55798e5fad60), t)
   Call: (240) [system] char_type(t, end_of_line)
   Fail: (240) [system] char_type(t, end_of_line)
   Call: (240) [system] t=end_of_file
   Fail: (240) [system] t=end_of_file
^  Call: (240) [user] read_until_eol((0x55798e5fad60), _889362)
   Call: (241) [system] get_char((0x55798e5fad60), _890292)
   Exit: (241) [system] get_char((0x55798e5fad60), i)
   Call: (241) [system] char_type(i, end_of_line)
   Fail: (241) [system] char_type(i, end_of_line)
   Call: (241) [system] i=end_of_file
   Fail: (241) [system] i=end_of_file
^  Call: (241) [user] read_until_eol((0x55798e5fad60), _895862)
   Call: (242) [system] get_char((0x55798e5fad60), _896792)
   Exit: (242) [system] get_char((0x55798e5fad60), m)
   Call: (242) [system] char_type(m, end_of_line)
   Fail: (242) [system] char_type(m, end_of_line)
   Call: (242) [system] m=end_of_file
   Fail: (242) [system] m=end_of_file
^  Call: (242) [user] read_until_eol((0x55798e5fad60), _902362)
   Call: (243) [system] get_char((0x55798e5fad60), _903292)
   Exit: (243) [system] get_char((0x55798e5fad60), e)
   Call: (243) [system] char_type(e, end_of_line)
   Fail: (243) [system] char_type(e, end_of_line)
   Call: (243) [system] e=end_of_file
   Fail: (243) [system] e=end_of_file
^  Call: (243) [user] read_until_eol((0x55798e5fad60), _908862)
   Call: (244) [system] get_char((0x55798e5fad60), _909792)
   Exit: (244) [system] get_char((0x55798e5fad60), '_')
   Call: (244) [system] char_type('_', end_of_line)
   Fail: (244) [system] char_type('_', end_of_line)
   Call: (244) [system] '_'=end_of_file
   Fail: (244) [system] '_'=end_of_file
^  Call: (244) [user] read_until_eol((0x55798e5fad60), _915362)
   Call: (245) [system] get_char((0x55798e5fad60), _916292)
   Exit: (245) [system] get_char((0x55798e5fad60), s)
   Call: (245) [system] char_type(s, end_of_line)
   Fail: (245) [system] char_type(s, end_of_line)
   Call: (245) [system] s=end_of_file
   Fail: (245) [system] s=end_of_file
^  Call: (245) [user] read_until_eol((0x55798e5fad60), _921862)
   Call: (246) [system] get_char((0x55798e5fad60), _922792)
   Exit: (246) [system] get_char((0x55798e5fad60), y)
   Call: (246) [system] char_type(y, end_of_line)
   Fail: (246) [system] char_type(y, end_of_line)
   Call: (246) [system] y=end_of_file
   Fail: (246) [system] y=end_of_file
^  Call: (246) [user] read_until_eol((0x55798e5fad60), _928362)
   Call: (247) [system] get_char((0x55798e5fad60), _929292)
   Exit: (247) [system] get_char((0x55798e5fad60), n)
   Call: (247) [system] char_type(n, end_of_line)
   Fail: (247) [system] char_type(n, end_of_line)
   Call: (247) [system] n=end_of_file
   Fail: (247) [system] n=end_of_file
^  Call: (247) [user] read_until_eol((0x55798e5fad60), _934862)
   Call: (248) [system] get_char((0x55798e5fad60), _935792)
   Exit: (248) [system] get_char((0x55798e5fad60), t)
   Call: (248) [system] char_type(t, end_of_line)
   Fail: (248) [system] char_type(t, end_of_line)
   Call: (248) [system] t=end_of_file
   Fail: (248) [system] t=end_of_file
^  Call: (248) [user] read_until_eol((0x55798e5fad60), _941362)
   Call: (249) [system] get_char((0x55798e5fad60), _942292)
   Exit: (249) [system] get_char((0x55798e5fad60), h)
   Call: (249) [system] char_type(h, end_of_line)
   Fail: (249) [system] char_type(h, end_of_line)
   Call: (249) [system] h=end_of_file
   Fail: (249) [system] h=end_of_file
^  Call: (249) [user] read_until_eol((0x55798e5fad60), _947862)
   Call: (250) [system] get_char((0x55798e5fad60), _948792)
   Exit: (250) [system] get_char((0x55798e5fad60), e)
   Call: (250) [system] char_type(e, end_of_line)
   Fail: (250) [system] char_type(e, end_of_line)
   Call: (250) [system] e=end_of_file
   Fail: (250) [system] e=end_of_file
^  Call: (250) [user] read_until_eol((0x55798e5fad60), _954362)
   Call: (251) [system] get_char((0x55798e5fad60), _955292)
   Exit: (251) [system] get_char((0x55798e5fad60), s)
   Call: (251) [system] char_type(s, end_of_line)
   Fail: (251) [system] char_type(s, end_of_line)
   Call: (251) [system] s=end_of_file
   Fail: (251) [system] s=end_of_file
^  Call: (251) [user] read_until_eol((0x55798e5fad60), _960862)
   Call: (252) [system] get_char((0x55798e5fad60), _961792)
   Exit: (252) [system] get_char((0x55798e5fad60), i)
   Call: (252) [system] char_type(i, end_of_line)
   Fail: (252) [system] char_type(i, end_of_line)
   Call: (252) [system] i=end_of_file
   Fail: (252) [system] i=end_of_file
^  Call: (252) [user] read_until_eol((0x55798e5fad60), _967362)
   Call: (253) [system] get_char((0x55798e5fad60), _968292)
   Exit: (253) [system] get_char((0x55798e5fad60), z)
   Call: (253) [system] char_type(z, end_of_line)
   Fail: (253) [system] char_type(z, end_of_line)
   Call: (253) [system] z=end_of_file
   Fail: (253) [system] z=end_of_file
^  Call: (253) [user] read_until_eol((0x55798e5fad60), _973862)
   Call: (254) [system] get_char((0x55798e5fad60), _974792)
   Exit: (254) [system] get_char((0x55798e5fad60), e)
   Call: (254) [system] char_type(e, end_of_line)
   Fail: (254) [system] char_type(e, end_of_line)
   Call: (254) [system] e=end_of_file
   Fail: (254) [system] e=end_of_file
^  Call: (254) [user] read_until_eol((0x55798e5fad60), _980362)
   Call: (255) [system] get_char((0x55798e5fad60), _981292)
   Exit: (255) [system] get_char((0x55798e5fad60), '.')
   Call: (255) [system] char_type('.', end_of_line)
   Fail: (255) [system] char_type('.', end_of_line)
   Call: (255) [system] ('.')=end_of_file
   Fail: (255) [system] ('.')=end_of_file
^  Call: (255) [user] read_until_eol((0x55798e5fad60), _986862)
   Call: (256) [system] get_char((0x55798e5fad60), _987792)
   Exit: (256) [system] get_char((0x55798e5fad60), m)
   Call: (256) [system] char_type(m, end_of_line)
   Fail: (256) [system] char_type(m, end_of_line)
   Call: (256) [system] m=end_of_file
   Fail: (256) [system] m=end_of_file
^  Call: (256) [user] read_until_eol((0x55798e5fad60), _993362)
   Call: (257) [system] get_char((0x55798e5fad60), _994292)
   Exit: (257) [system] get_char((0x55798e5fad60), e)
   Call: (257) [system] char_type(e, end_of_line)
   Fail: (257) [system] char_type(e, end_of_line)
   Call: (257) [system] e=end_of_file
   Fail: (257) [system] e=end_of_file
^  Call: (257) [user] read_until_eol((0x55798e5fad60), _999862)
   Call: (258) [system] get_char((0x55798e5fad60), _1000792)
   Exit: (258) [system] get_char((0x55798e5fad60), t)
   Call: (258) [system] char_type(t, end_of_line)
   Fail: (258) [system] char_type(t, end_of_line)
   Call: (258) [system] t=end_of_file
   Fail: (258) [system] t=end_of_file
^  Call: (258) [user] read_until_eol((0x55798e5fad60), _1006362)
   Call: (259) [system] get_char((0x55798e5fad60), _1007292)
   Exit: (259) [system] get_char((0x55798e5fad60), t)
   Call: (259) [system] char_type(t, end_of_line)
   Fail: (259) [system] char_type(t, end_of_line)
   Call: (259) [system] t=end_of_file
   Fail: (259) [system] t=end_of_file
^  Call: (259) [user] read_until_eol((0x55798e5fad60), _1012862)
   Call: (260) [system] get_char((0x55798e5fad60), _1013792)
   Exit: (260) [system] get_char((0x55798e5fad60), a)
   Call: (260) [system] char_type(a, end_of_line)
   Fail: (260) [system] char_type(a, end_of_line)
   Call: (260) [system] a=end_of_file
   Fail: (260) [system] a=end_of_file
^  Call: (260) [user] read_until_eol((0x55798e5fad60), _1019362)
   Call: (261) [system] get_char((0x55798e5fad60), _1020292)
   Exit: (261) [system] get_char((0x55798e5fad60), '\n')
   Call: (261) [system] char_type('\n', end_of_line)
   Exit: (261) [system] char_type('\n', end_of_line)
   Call: (261) [system] _1019362=""
   Exit: (261) [system] ""=""
^  Exit: (260) [user] read_until_eol((0x55798e5fad60), "")
   Call: (260) [system] string_concat(a, "", _1012862)
   Exit: (260) [system] string_concat(a, "", "a")
^  Exit: (259) [user] read_until_eol((0x55798e5fad60), "a")
   Call: (259) [system] string_concat(t, "a", _1006362)
   Exit: (259) [system] string_concat(t, "a", "ta")
^  Exit: (258) [user] read_until_eol((0x55798e5fad60), "ta")
   Call: (258) [system] string_concat(t, "ta", _999862)
   Exit: (258) [system] string_concat(t, "ta", "tta")
^  Exit: (257) [user] read_until_eol((0x55798e5fad60), "tta")
   Call: (257) [system] string_concat(e, "tta", _993362)
   Exit: (257) [system] string_concat(e, "tta", "etta")
^  Exit: (256) [user] read_until_eol((0x55798e5fad60), "etta")
   Call: (256) [system] string_concat(m, "etta", _986862)
   Exit: (256) [system] string_concat(m, "etta", "metta")
^  Exit: (255) [user] read_until_eol((0x55798e5fad60), "metta")
   Call: (255) [system] string_concat('.', "metta", _980362)
   Exit: (255) [system] string_concat('.', "metta", ".metta")
^  Exit: (254) [user] read_until_eol((0x55798e5fad60), ".metta")
   Call: (254) [system] string_concat(e, ".metta", _973862)
   Exit: (254) [system] string_concat(e, ".metta", "e.metta")
^  Exit: (253) [user] read_until_eol((0x55798e5fad60), "e.metta")
   Call: (253) [system] string_concat(z, "e.metta", _967362)
   Exit: (253) [system] string_concat(z, "e.metta", "ze.metta")
^  Exit: (252) [user] read_until_eol((0x55798e5fad60), "ze.metta")
   Call: (252) [system] string_concat(i, "ze.metta", _960862)
   Exit: (252) [system] string_concat(i, "ze.metta", "ize.metta")
^  Exit: (251) [user] read_until_eol((0x55798e5fad60), "ize.metta")
   Call: (251) [system] string_concat(s, "ize.metta", _954362)
   Exit: (251) [system] string_concat(s, "ize.metta", "size.metta")
^  Exit: (250) [user] read_until_eol((0x55798e5fad60), "size.metta")
   Call: (250) [system] string_concat(e, "size.metta", _947862)
   Exit: (250) [system] string_concat(e, "size.metta", "esize.metta")
^  Exit: (249) [user] read_until_eol((0x55798e5fad60), "esize.metta")
   Call: (249) [system] string_concat(h, "esize.metta", _941362)
   Exit: (249) [system] string_concat(h, "esize.metta", "hesize.metta")
^  Exit: (248) [user] read_until_eol((0x55798e5fad60), "hesize.metta")
   Call: (248) [system] string_concat(t, "hesize.metta", _934862)
   Exit: (248) [system] string_concat(t, "hesize.metta", "thesize.metta")
^  Exit: (247) [user] read_until_eol((0x55798e5fad60), "thesize.metta")
   Call: (247) [system] string_concat(n, "thesize.metta", _928362)
   Exit: (247) [system] string_concat(n, "thesize.metta", "nthesize.metta")
^  Exit: (246) [user] read_until_eol((0x55798e5fad60), "nthesize.metta")
   Call: (246) [system] string_concat(y, "nthesize.metta", _921862)
   Exit: (246) [system] string_concat(y, "nthesize.metta", "ynthesize.metta")
^  Exit: (245) [user] read_until_eol((0x55798e5fad60), "ynthesize.metta")
   Call: (245) [system] string_concat(s, "ynthesize.metta", _915362)
   Exit: (245) [system] string_concat(s, "ynthesize.metta", "synthesize.metta")
^  Exit: (244) [user] read_until_eol((0x55798e5fad60), "synthesize.metta")
   Call: (244) [system] string_concat('_', "synthesize.metta", _908862)
   Exit: (244) [system] string_concat('_', "synthesize.metta", "_synthesize.metta")
^  Exit: (243) [user] read_until_eol((0x55798e5fad60), "_synthesize.metta")
   Call: (243) [system] string_concat(e, "_synthesize.metta", _902362)
   Exit: (243) [system] string_concat(e, "_synthesize.metta", "e_synthesize.metta")
^  Exit: (242) [user] read_until_eol((0x55798e5fad60), "e_synthesize.metta")
   Call: (242) [system] string_concat(m, "e_synthesize.metta", _895862)
   Exit: (242) [system] string_concat(m, "e_synthesize.metta", "me_synthesize.metta")
^  Exit: (241) [user] read_until_eol((0x55798e5fad60), "me_synthesize.metta")
   Call: (241) [system] string_concat(i, "me_synthesize.metta", _889362)
   Exit: (241) [system] string_concat(i, "me_synthesize.metta", "ime_synthesize.metta")
^  Exit: (240) [user] read_until_eol((0x55798e5fad60), "ime_synthesize.metta")
   Call: (240) [system] string_concat(t, "ime_synthesize.metta", _882862)
   Exit: (240) [system] string_concat(t, "ime_synthesize.metta", "time_synthesize.metta")
^  Exit: (239) [user] read_until_eol((0x55798e5fad60), "time_synthesize.metta")
   Call: (239) [system] string_concat(/, "time_synthesize.metta", _876362)
   Exit: (239) [system] string_concat(/, "time_synthesize.metta", "/time_synthesize.metta")
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), "/time_synthesize.metta")
   Call: (238) [system] string_concat(y, "/time_synthesize.metta", _869862)
   Exit: (238) [system] string_concat(y, "/time_synthesize.metta", "y/time_synthesize.metta")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), "y/time_synthesize.metta")
   Call: (237) [system] string_concat(t, "y/time_synthesize.metta", _863362)
   Exit: (237) [system] string_concat(t, "y/time_synthesize.metta", "ty/time_synthesize.metta")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), "ty/time_synthesize.metta")
   Call: (236) [system] string_concat(i, "ty/time_synthesize.metta", _856862)
   Exit: (236) [system] string_concat(i, "ty/time_synthesize.metta", "ity/time_synthesize.metta")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), "ity/time_synthesize.metta")
   Call: (235) [system] string_concat(n, "ity/time_synthesize.metta", _850362)
   Exit: (235) [system] string_concat(n, "ity/time_synthesize.metta", "nity/time_synthesize.metta")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), "nity/time_synthesize.metta")
   Call: (234) [system] string_concat(a, "nity/time_synthesize.metta", _843862)
   Exit: (234) [system] string_concat(a, "nity/time_synthesize.metta", "anity/time_synthesize.metta")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "anity/time_synthesize.metta")
   Call: (233) [system] string_concat(s, "anity/time_synthesize.metta", _837362)
   Exit: (233) [system] string_concat(s, "anity/time_synthesize.metta", "sanity/time_synthesize.metta")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), "sanity/time_synthesize.metta")
   Call: (232) [system] string_concat('_', "sanity/time_synthesize.metta", _830862)
   Exit: (232) [system] string_concat('_', "sanity/time_synthesize.metta", "_sanity/time_synthesize.metta")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "_sanity/time_synthesize.metta")
   Call: (231) [system] string_concat(g, "_sanity/time_synthesize.metta", _824362)
   Exit: (231) [system] string_concat(g, "_sanity/time_synthesize.metta", "g_sanity/time_synthesize.metta")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), "g_sanity/time_synthesize.metta")
   Call: (230) [system] string_concat(o, "g_sanity/time_synthesize.metta", _817862)
   Exit: (230) [system] string_concat(o, "g_sanity/time_synthesize.metta", "og_sanity/time_synthesize.metta")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), "og_sanity/time_synthesize.metta")
   Call: (229) [system] string_concat(l, "og_sanity/time_synthesize.metta", _811362)
   Exit: (229) [system] string_concat(l, "og_sanity/time_synthesize.metta", "log_sanity/time_synthesize.metta")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), "log_sanity/time_synthesize.metta")
   Call: (228) [system] string_concat(a, "log_sanity/time_synthesize.metta", _804862)
   Exit: (228) [system] string_concat(a, "log_sanity/time_synthesize.metta", "alog_sanity/time_synthesize.metta")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "alog_sanity/time_synthesize.metta")
   Call: (227) [system] string_concat(t, "alog_sanity/time_synthesize.metta", _798362)
   Exit: (227) [system] string_concat(t, "alog_sanity/time_synthesize.metta", "talog_sanity/time_synthesize.metta")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), "talog_sanity/time_synthesize.metta")
   Call: (226) [system] string_concat(t, "talog_sanity/time_synthesize.metta", _791862)
   Exit: (226) [system] string_concat(t, "talog_sanity/time_synthesize.metta", "ttalog_sanity/time_synthesize.metta")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), "ttalog_sanity/time_synthesize.metta")
   Call: (225) [system] string_concat(e, "ttalog_sanity/time_synthesize.metta", _785362)
   Exit: (225) [system] string_concat(e, "ttalog_sanity/time_synthesize.metta", "ettalog_sanity/time_synthesize.metta")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "ettalog_sanity/time_synthesize.metta")
   Call: (224) [system] string_concat(m, "ettalog_sanity/time_synthesize.metta", _778862)
   Exit: (224) [system] string_concat(m, "ettalog_sanity/time_synthesize.metta", "mettalog_sanity/time_synthesize.metta")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), "mettalog_sanity/time_synthesize.metta")
   Call: (223) [system] string_concat(-, "mettalog_sanity/time_synthesize.metta", _772362)
   Exit: (223) [system] string_concat(-, "mettalog_sanity/time_synthesize.metta", "-mettalog_sanity/time_synthesize.metta")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "-mettalog_sanity/time_synthesize.metta")
   Call: (222) [system] string_concat(n, "-mettalog_sanity/time_synthesize.metta", _765862)
   Exit: (222) [system] string_concat(n, "-mettalog_sanity/time_synthesize.metta", "n-mettalog_sanity/time_synthesize.metta")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "n-mettalog_sanity/time_synthesize.metta")
   Call: (221) [system] string_concat(o, "n-mettalog_sanity/time_synthesize.metta", _759362)
   Exit: (221) [system] string_concat(o, "n-mettalog_sanity/time_synthesize.metta", "on-mettalog_sanity/time_synthesize.metta")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "on-mettalog_sanity/time_synthesize.metta")
   Call: (220) [system] string_concat(r, "on-mettalog_sanity/time_synthesize.metta", _752862)
   Exit: (220) [system] string_concat(r, "on-mettalog_sanity/time_synthesize.metta", "ron-mettalog_sanity/time_synthesize.metta")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "ron-mettalog_sanity/time_synthesize.metta")
   Call: (219) [system] string_concat(e, "ron-mettalog_sanity/time_synthesize.metta", _746362)
   Exit: (219) [system] string_concat(e, "ron-mettalog_sanity/time_synthesize.metta", "eron-mettalog_sanity/time_synthesize.metta")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "eron-mettalog_sanity/time_synthesize.metta")
   Call: (218) [system] string_concat(p, "eron-mettalog_sanity/time_synthesize.metta", _739862)
   Exit: (218) [system] string_concat(p, "eron-mettalog_sanity/time_synthesize.metta", "peron-mettalog_sanity/time_synthesize.metta")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "peron-mettalog_sanity/time_synthesize.metta")
   Call: (217) [system] string_concat(y, "peron-mettalog_sanity/time_synthesize.metta", _733362)
   Exit: (217) [system] string_concat(y, "peron-mettalog_sanity/time_synthesize.metta", "yperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "yperon-mettalog_sanity/time_synthesize.metta")
   Call: (216) [system] string_concat(h, "yperon-mettalog_sanity/time_synthesize.metta", _726862)
   Exit: (216) [system] string_concat(h, "yperon-mettalog_sanity/time_synthesize.metta", "hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (215) [system] string_concat(/, "hyperon-mettalog_sanity/time_synthesize.metta", _720362)
   Exit: (215) [system] string_concat(/, "hyperon-mettalog_sanity/time_synthesize.metta", "/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (214) [system] string_concat(t, "/hyperon-mettalog_sanity/time_synthesize.metta", _713862)
   Exit: (214) [system] string_concat(t, "/hyperon-mettalog_sanity/time_synthesize.metta", "t/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "t/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (213) [system] string_concat(a, "t/hyperon-mettalog_sanity/time_synthesize.metta", _707362)
   Exit: (213) [system] string_concat(a, "t/hyperon-mettalog_sanity/time_synthesize.metta", "at/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), "at/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (212) [system] string_concat(p, "at/hyperon-mettalog_sanity/time_synthesize.metta", _700862)
   Exit: (212) [system] string_concat(p, "at/hyperon-mettalog_sanity/time_synthesize.metta", "pat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "pat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (211) [system] string_concat(m, "pat/hyperon-mettalog_sanity/time_synthesize.metta", _694362)
   Exit: (211) [system] string_concat(m, "pat/hyperon-mettalog_sanity/time_synthesize.metta", "mpat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "mpat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (210) [system] string_concat(o, "mpat/hyperon-mettalog_sanity/time_synthesize.metta", _687862)
   Exit: (210) [system] string_concat(o, "mpat/hyperon-mettalog_sanity/time_synthesize.metta", "ompat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), "ompat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (209) [system] string_concat(c, "ompat/hyperon-mettalog_sanity/time_synthesize.metta", _681362)
   Exit: (209) [system] string_concat(c, "ompat/hyperon-mettalog_sanity/time_synthesize.metta", "compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), "compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (208) [system] string_concat('_', "compat/hyperon-mettalog_sanity/time_synthesize.metta", _674862)
   Exit: (208) [system] string_concat('_', "compat/hyperon-mettalog_sanity/time_synthesize.metta", "_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), "_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (207) [system] string_concat(e, "_compat/hyperon-mettalog_sanity/time_synthesize.metta", _668362)
   Exit: (207) [system] string_concat(e, "_compat/hyperon-mettalog_sanity/time_synthesize.metta", "e_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "e_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (206) [system] string_concat(n, "e_compat/hyperon-mettalog_sanity/time_synthesize.metta", _661862)
   Exit: (206) [system] string_concat(n, "e_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ne_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "ne_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (205) [system] string_concat(i, "ne_compat/hyperon-mettalog_sanity/time_synthesize.metta", _655362)
   Exit: (205) [system] string_concat(i, "ne_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ine_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "ine_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (204) [system] string_concat(l, "ine_compat/hyperon-mettalog_sanity/time_synthesize.metta", _648862)
   Exit: (204) [system] string_concat(l, "ine_compat/hyperon-mettalog_sanity/time_synthesize.metta", "line_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "line_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (203) [system] string_concat(e, "line_compat/hyperon-mettalog_sanity/time_synthesize.metta", _642362)
   Exit: (203) [system] string_concat(e, "line_compat/hyperon-mettalog_sanity/time_synthesize.metta", "eline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), "eline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (202) [system] string_concat(s, "eline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _635862)
   Exit: (202) [system] string_concat(s, "eline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "seline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "seline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (201) [system] string_concat(a, "seline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _629362)
   Exit: (201) [system] string_concat(a, "seline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "aseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "aseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (200) [system] string_concat(b, "aseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _622862)
   Exit: (200) [system] string_concat(b, "aseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (199) [system] string_concat(/, "baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _616362)
   Exit: (199) [system] string_concat(/, "baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (198) [system] string_concat(s, "/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _609862)
   Exit: (198) [system] string_concat(s, "/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "s/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "s/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (197) [system] string_concat(t, "s/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _603362)
   Exit: (197) [system] string_concat(t, "s/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "ts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (196) [system] string_concat(s, "ts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _596862)
   Exit: (196) [system] string_concat(s, "ts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "sts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "sts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (195) [system] string_concat(e, "sts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _590362)
   Exit: (195) [system] string_concat(e, "sts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "ests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (194) [system] string_concat(t, "ests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _583862)
   Exit: (194) [system] string_concat(t, "ests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (193) [system] string_concat(' ', "tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _577362)
   Exit: (193) [system] string_concat(' ', "tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", " tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), " tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (192) [system] string_concat(a, " tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _570862)
   Exit: (192) [system] string_concat(a, " tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "a tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "a tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (191) [system] string_concat(t, "a tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _564362)
   Exit: (191) [system] string_concat(t, "a tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), "ta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (190) [system] string_concat(t, "ta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _557862)
   Exit: (190) [system] string_concat(t, "ta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "tta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "tta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (189) [system] string_concat(e, "tta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _551362)
   Exit: (189) [system] string_concat(e, "tta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "etta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), "etta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (188) [system] string_concat(m, "etta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _544862)
   Exit: (188) [system] string_concat(m, "etta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (187) [user] read_until_eol((0x55798e5fad60), "metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (187) [system] string_concat(' ', "metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _538362)
   Exit: (187) [system] string_concat(' ', "metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", " metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (186) [user] read_until_eol((0x55798e5fad60), " metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (186) [system] string_concat(e, " metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _531862)
   Exit: (186) [system] string_concat(e, " metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "e metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (185) [user] read_until_eol((0x55798e5fad60), "e metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (185) [system] string_concat(m, "e metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _525362)
   Exit: (185) [system] string_concat(m, "e metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "me metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (184) [user] read_until_eol((0x55798e5fad60), "me metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (184) [system] string_concat(i, "me metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _518862)
   Exit: (184) [system] string_concat(i, "me metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ime metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (183) [user] read_until_eol((0x55798e5fad60), "ime metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (183) [system] string_concat(t, "ime metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _512362)
   Exit: (183) [system] string_concat(t, "ime metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (182) [user] read_until_eol((0x55798e5fad60), "time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (182) [system] string_concat(;, "time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _505862)
   Exit: (182) [system] string_concat(;, "time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", ";time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (181) [user] read_until_eol((0x55798e5fad60), ";time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (181) [system] string_concat(;, ";time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _499362)
   Exit: (181) [system] string_concat(;, ";time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", ";;time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (180) [user] read_until_eol((0x55798e5fad60), ";;time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Call: (180) [user] assertz(metta_file_comment(1, 0, 0, '$COMMENT'(";;time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", 1, 0), '$stream_position'(0, 1, 0, 0)))
^  Exit: (180) [user] assertz(metta_file_comment(1, 0, 0, '$COMMENT'(";;time metta tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", 1, 0), '$stream_position'(0, 1, 0, 0)))
^  Exit: (179) [user] read_comment((0x55798e5fad60))
^  Call: (179) [user] skip_spaces((0x55798e5fad60))
   Call: (180) [system] peek_char((0x55798e5fad60), _1255124)
   Exit: (180) [system] peek_char((0x55798e5fad60), ;)
   Call: (180) [system] (;)=(;)
   Exit: (180) [system] (;)=(;)
^  Call: (180) [user] read_comment((0x55798e5fad60))
^  Call: (181) [user] read_position((0x55798e5fad60), _1259762, _1259764, _1259766, _1259768)
   Call: (182) [system] stream_property((0x55798e5fad60), position(_1259768))
   Call: (183) [system] nonvar((0x55798e5fad60))
   Exit: (183) [system] nonvar((0x55798e5fad60))
   Call: (183) [system] nonvar(position(_1259768))
   Exit: (183) [system] nonvar(position(_1259768))
   Exit: (182) [system] stream_property((0x55798e5fad60), position('$stream_position'(81, 2, 0, 81)))
   Call: (182) [$syspreds] stream_position_data(line_count, '$stream_position'(81, 2, 0, 81), _1259762)
   Call: (183) [system] nonvar(line_count)
   Exit: (183) [system] nonvar(line_count)
   Call: (183) [$syspreds] stream_position_field(line_count, _1269056)
   Exit: (183) [$syspreds] stream_position_field(line_count, 2)
   Call: (183) [system] arg(2, '$stream_position'(81, 2, 0, 81), _1259762)
   Exit: (183) [system] arg(2, '$stream_position'(81, 2, 0, 81), 2)
   Exit: (182) [$syspreds] stream_position_data(line_count, '$stream_position'(81, 2, 0, 81), 2)
   Call: (182) [$syspreds] stream_position_data(line_position, '$stream_position'(81, 2, 0, 81), _1259764)
   Call: (183) [system] nonvar(line_position)
   Exit: (183) [system] nonvar(line_position)
   Call: (183) [$syspreds] stream_position_field(line_position, _1276490)
   Exit: (183) [$syspreds] stream_position_field(line_position, 3)
   Call: (183) [system] arg(3, '$stream_position'(81, 2, 0, 81), _1259764)
   Exit: (183) [system] arg(3, '$stream_position'(81, 2, 0, 81), 0)
   Exit: (182) [$syspreds] stream_position_data(line_position, '$stream_position'(81, 2, 0, 81), 0)
   Call: (182) [$syspreds] stream_position_data(char_count, '$stream_position'(81, 2, 0, 81), _1259766)
   Call: (183) [system] nonvar(char_count)
   Exit: (183) [system] nonvar(char_count)
   Call: (183) [$syspreds] stream_position_field(char_count, _1283924)
   Exit: (183) [$syspreds] stream_position_field(char_count, 1)
   Call: (183) [system] arg(1, '$stream_position'(81, 2, 0, 81), _1259766)
   Exit: (183) [system] arg(1, '$stream_position'(81, 2, 0, 81), 81)
   Exit: (182) [$syspreds] stream_position_data(char_count, '$stream_position'(81, 2, 0, 81), 81)
^  Exit: (181) [user] read_position((0x55798e5fad60), 2, 0, 81, '$stream_position'(81, 2, 0, 81))
^  Call: (181) [user] read_until_eol((0x55798e5fad60), _1289518)
   Call: (182) [system] get_char((0x55798e5fad60), _1290448)
   Exit: (182) [system] get_char((0x55798e5fad60), ;)
   Call: (182) [system] char_type(;, end_of_line)
   Fail: (182) [system] char_type(;, end_of_line)
   Call: (182) [system] (;)=end_of_file
   Fail: (182) [system] (;)=end_of_file
^  Call: (182) [user] read_until_eol((0x55798e5fad60), _1296018)
   Call: (183) [system] get_char((0x55798e5fad60), _1296948)
   Exit: (183) [system] get_char((0x55798e5fad60), ;)
   Call: (183) [system] char_type(;, end_of_line)
   Fail: (183) [system] char_type(;, end_of_line)
   Call: (183) [system] (;)=end_of_file
   Fail: (183) [system] (;)=end_of_file
^  Call: (183) [user] read_until_eol((0x55798e5fad60), _1302518)
   Call: (184) [system] get_char((0x55798e5fad60), _1303448)
   Exit: (184) [system] get_char((0x55798e5fad60), r)
   Call: (184) [system] char_type(r, end_of_line)
   Fail: (184) [system] char_type(r, end_of_line)
   Call: (184) [system] r=end_of_file
   Fail: (184) [system] r=end_of_file
^  Call: (184) [user] read_until_eol((0x55798e5fad60), _1309018)
   Call: (185) [system] get_char((0x55798e5fad60), _1309948)
   Exit: (185) [system] get_char((0x55798e5fad60), e)
   Call: (185) [system] char_type(e, end_of_line)
   Fail: (185) [system] char_type(e, end_of_line)
   Call: (185) [system] e=end_of_file
   Fail: (185) [system] e=end_of_file
^  Call: (185) [user] read_until_eol((0x55798e5fad60), _1315518)
   Call: (186) [system] get_char((0x55798e5fad60), _1316448)
   Exit: (186) [system] get_char((0x55798e5fad60), a)
   Call: (186) [system] char_type(a, end_of_line)
   Fail: (186) [system] char_type(a, end_of_line)
   Call: (186) [system] a=end_of_file
   Fail: (186) [system] a=end_of_file
^  Call: (186) [user] read_until_eol((0x55798e5fad60), _1322018)
   Call: (187) [system] get_char((0x55798e5fad60), _1322948)
   Exit: (187) [system] get_char((0x55798e5fad60), l)
   Call: (187) [system] char_type(l, end_of_line)
   Fail: (187) [system] char_type(l, end_of_line)
   Call: (187) [system] l=end_of_file
   Fail: (187) [system] l=end_of_file
^  Call: (187) [user] read_until_eol((0x55798e5fad60), _1328518)
   Call: (188) [system] get_char((0x55798e5fad60), _1329448)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
   Call: (188) [system] char_type(' ', end_of_line)
   Fail: (188) [system] char_type(' ', end_of_line)
   Call: (188) [system] ' '=end_of_file
   Fail: (188) [system] ' '=end_of_file
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _1335018)
   Call: (189) [system] get_char((0x55798e5fad60), _1335948)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
   Call: (189) [system] char_type(' ', end_of_line)
   Fail: (189) [system] char_type(' ', end_of_line)
   Call: (189) [system] ' '=end_of_file
   Fail: (189) [system] ' '=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _1341518)
   Call: (190) [system] get_char((0x55798e5fad60), _1342448)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
   Call: (190) [system] char_type(' ', end_of_line)
   Fail: (190) [system] char_type(' ', end_of_line)
   Call: (190) [system] ' '=end_of_file
   Fail: (190) [system] ' '=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _1348018)
   Call: (191) [system] get_char((0x55798e5fad60), _1348948)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
   Call: (191) [system] char_type(' ', end_of_line)
   Fail: (191) [system] char_type(' ', end_of_line)
   Call: (191) [system] ' '=end_of_file
   Fail: (191) [system] ' '=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _1354518)
   Call: (192) [system] get_char((0x55798e5fad60), _1355448)
   Exit: (192) [system] get_char((0x55798e5fad60), '0')
   Call: (192) [system] char_type('0', end_of_line)
   Fail: (192) [system] char_type('0', end_of_line)
   Call: (192) [system] '0'=end_of_file
   Fail: (192) [system] '0'=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _1361018)
   Call: (193) [system] get_char((0x55798e5fad60), _1361948)
   Exit: (193) [system] get_char((0x55798e5fad60), m)
   Call: (193) [system] char_type(m, end_of_line)
   Fail: (193) [system] char_type(m, end_of_line)
   Call: (193) [system] m=end_of_file
   Fail: (193) [system] m=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _1367518)
   Call: (194) [system] get_char((0x55798e5fad60), _1368448)
   Exit: (194) [system] get_char((0x55798e5fad60), '0')
   Call: (194) [system] char_type('0', end_of_line)
   Fail: (194) [system] char_type('0', end_of_line)
   Call: (194) [system] '0'=end_of_file
   Fail: (194) [system] '0'=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _1374018)
   Call: (195) [system] get_char((0x55798e5fad60), _1374948)
   Exit: (195) [system] get_char((0x55798e5fad60), '.')
   Call: (195) [system] char_type('.', end_of_line)
   Fail: (195) [system] char_type('.', end_of_line)
   Call: (195) [system] ('.')=end_of_file
   Fail: (195) [system] ('.')=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _1380518)
   Call: (196) [system] get_char((0x55798e5fad60), _1381448)
   Exit: (196) [system] get_char((0x55798e5fad60), '6')
   Call: (196) [system] char_type('6', end_of_line)
   Fail: (196) [system] char_type('6', end_of_line)
   Call: (196) [system] '6'=end_of_file
   Fail: (196) [system] '6'=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _1387018)
   Call: (197) [system] get_char((0x55798e5fad60), _1387948)
   Exit: (197) [system] get_char((0x55798e5fad60), '1')
   Call: (197) [system] char_type('1', end_of_line)
   Fail: (197) [system] char_type('1', end_of_line)
   Call: (197) [system] '1'=end_of_file
   Fail: (197) [system] '1'=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _1393518)
   Call: (198) [system] get_char((0x55798e5fad60), _1394448)
   Exit: (198) [system] get_char((0x55798e5fad60), '5')
   Call: (198) [system] char_type('5', end_of_line)
   Fail: (198) [system] char_type('5', end_of_line)
   Call: (198) [system] '5'=end_of_file
   Fail: (198) [system] '5'=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _1400018)
   Call: (199) [system] get_char((0x55798e5fad60), _1400948)
   Exit: (199) [system] get_char((0x55798e5fad60), s)
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] s=end_of_file
   Fail: (199) [system] s=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _1406518)
   Call: (200) [system] get_char((0x55798e5fad60), _1407448)
   Exit: (200) [system] get_char((0x55798e5fad60), '\n')
   Call: (200) [system] char_type('\n', end_of_line)
   Exit: (200) [system] char_type('\n', end_of_line)
   Call: (200) [system] _1406518=""
   Exit: (200) [system] ""=""
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "")
   Call: (199) [system] string_concat(s, "", _1400018)
   Exit: (199) [system] string_concat(s, "", "s")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "s")
   Call: (198) [system] string_concat('5', "s", _1393518)
   Exit: (198) [system] string_concat('5', "s", "5s")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "5s")
   Call: (197) [system] string_concat('1', "5s", _1387018)
   Exit: (197) [system] string_concat('1', "5s", "15s")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "15s")
   Call: (196) [system] string_concat('6', "15s", _1380518)
   Exit: (196) [system] string_concat('6', "15s", "615s")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "615s")
   Call: (195) [system] string_concat('.', "615s", _1374018)
   Exit: (195) [system] string_concat('.', "615s", ".615s")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), ".615s")
   Call: (194) [system] string_concat('0', ".615s", _1367518)
   Exit: (194) [system] string_concat('0', ".615s", "0.615s")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "0.615s")
   Call: (193) [system] string_concat(m, "0.615s", _1361018)
   Exit: (193) [system] string_concat(m, "0.615s", "m0.615s")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), "m0.615s")
   Call: (192) [system] string_concat('0', "m0.615s", _1354518)
   Exit: (192) [system] string_concat('0', "m0.615s", "0m0.615s")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "0m0.615s")
   Call: (191) [system] string_concat(' ', "0m0.615s", _1348018)
   Exit: (191) [system] string_concat(' ', "0m0.615s", " 0m0.615s")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), " 0m0.615s")
   Call: (190) [system] string_concat(' ', " 0m0.615s", _1341518)
   Exit: (190) [system] string_concat(' ', " 0m0.615s", "  0m0.615s")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "  0m0.615s")
   Call: (189) [system] string_concat(' ', "  0m0.615s", _1335018)
   Exit: (189) [system] string_concat(' ', "  0m0.615s", "   0m0.615s")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), "   0m0.615s")
   Call: (188) [system] string_concat(' ', "   0m0.615s", _1328518)
   Exit: (188) [system] string_concat(' ', "   0m0.615s", "    0m0.615s")
^  Exit: (187) [user] read_until_eol((0x55798e5fad60), "    0m0.615s")
   Call: (187) [system] string_concat(l, "    0m0.615s", _1322018)
   Exit: (187) [system] string_concat(l, "    0m0.615s", "l    0m0.615s")
^  Exit: (186) [user] read_until_eol((0x55798e5fad60), "l    0m0.615s")
   Call: (186) [system] string_concat(a, "l    0m0.615s", _1315518)
   Exit: (186) [system] string_concat(a, "l    0m0.615s", "al    0m0.615s")
^  Exit: (185) [user] read_until_eol((0x55798e5fad60), "al    0m0.615s")
   Call: (185) [system] string_concat(e, "al    0m0.615s", _1309018)
   Exit: (185) [system] string_concat(e, "al    0m0.615s", "eal    0m0.615s")
^  Exit: (184) [user] read_until_eol((0x55798e5fad60), "eal    0m0.615s")
   Call: (184) [system] string_concat(r, "eal    0m0.615s", _1302518)
   Exit: (184) [system] string_concat(r, "eal    0m0.615s", "real    0m0.615s")
^  Exit: (183) [user] read_until_eol((0x55798e5fad60), "real    0m0.615s")
   Call: (183) [system] string_concat(;, "real    0m0.615s", _1296018)
   Exit: (183) [system] string_concat(;, "real    0m0.615s", ";real    0m0.615s")
^  Exit: (182) [user] read_until_eol((0x55798e5fad60), ";real    0m0.615s")
   Call: (182) [system] string_concat(;, ";real    0m0.615s", _1289518)
   Exit: (182) [system] string_concat(;, ";real    0m0.615s", ";;real    0m0.615s")
^  Exit: (181) [user] read_until_eol((0x55798e5fad60), ";;real    0m0.615s")
^  Call: (181) [user] assertz(metta_file_comment(2, 0, 81, '$COMMENT'(";;real    0m0.615s", 2, 0), '$stream_position'(81, 2, 0, 81)))
^  Exit: (181) [user] assertz(metta_file_comment(2, 0, 81, '$COMMENT'(";;real    0m0.615s", 2, 0), '$stream_position'(81, 2, 0, 81)))
^  Exit: (180) [user] read_comment((0x55798e5fad60))
^  Call: (180) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] peek_char((0x55798e5fad60), _1468076)
   Exit: (181) [system] peek_char((0x55798e5fad60), ;)
   Call: (181) [system] (;)=(;)
   Exit: (181) [system] (;)=(;)
^  Call: (181) [user] read_comment((0x55798e5fad60))
^  Call: (182) [user] read_position((0x55798e5fad60), _1472714, _1472716, _1472718, _1472720)
   Call: (183) [system] stream_property((0x55798e5fad60), position(_1472720))
   Call: (184) [system] nonvar((0x55798e5fad60))
   Exit: (184) [system] nonvar((0x55798e5fad60))
   Call: (184) [system] nonvar(position(_1472720))
   Exit: (184) [system] nonvar(position(_1472720))
   Exit: (183) [system] stream_property((0x55798e5fad60), position('$stream_position'(100, 3, 0, 100)))
   Call: (183) [$syspreds] stream_position_data(line_count, '$stream_position'(100, 3, 0, 100), _1472714)
   Call: (184) [system] nonvar(line_count)
   Exit: (184) [system] nonvar(line_count)
   Call: (184) [$syspreds] stream_position_field(line_count, _1482008)
   Exit: (184) [$syspreds] stream_position_field(line_count, 2)
   Call: (184) [system] arg(2, '$stream_position'(100, 3, 0, 100), _1472714)
   Exit: (184) [system] arg(2, '$stream_position'(100, 3, 0, 100), 3)
   Exit: (183) [$syspreds] stream_position_data(line_count, '$stream_position'(100, 3, 0, 100), 3)
   Call: (183) [$syspreds] stream_position_data(line_position, '$stream_position'(100, 3, 0, 100), _1472716)
   Call: (184) [system] nonvar(line_position)
   Exit: (184) [system] nonvar(line_position)
   Call: (184) [$syspreds] stream_position_field(line_position, _1489442)
   Exit: (184) [$syspreds] stream_position_field(line_position, 3)
   Call: (184) [system] arg(3, '$stream_position'(100, 3, 0, 100), _1472716)
   Exit: (184) [system] arg(3, '$stream_position'(100, 3, 0, 100), 0)
   Exit: (183) [$syspreds] stream_position_data(line_position, '$stream_position'(100, 3, 0, 100), 0)
   Call: (183) [$syspreds] stream_position_data(char_count, '$stream_position'(100, 3, 0, 100), _1472718)
   Call: (184) [system] nonvar(char_count)
   Exit: (184) [system] nonvar(char_count)
   Call: (184) [$syspreds] stream_position_field(char_count, _1496876)
   Exit: (184) [$syspreds] stream_position_field(char_count, 1)
   Call: (184) [system] arg(1, '$stream_position'(100, 3, 0, 100), _1472718)
   Exit: (184) [system] arg(1, '$stream_position'(100, 3, 0, 100), 100)
   Exit: (183) [$syspreds] stream_position_data(char_count, '$stream_position'(100, 3, 0, 100), 100)
^  Exit: (182) [user] read_position((0x55798e5fad60), 3, 0, 100, '$stream_position'(100, 3, 0, 100))
^  Call: (182) [user] read_until_eol((0x55798e5fad60), _1502470)
   Call: (183) [system] get_char((0x55798e5fad60), _1503400)
   Exit: (183) [system] get_char((0x55798e5fad60), ;)
   Call: (183) [system] char_type(;, end_of_line)
   Fail: (183) [system] char_type(;, end_of_line)
   Call: (183) [system] (;)=end_of_file
   Fail: (183) [system] (;)=end_of_file
^  Call: (183) [user] read_until_eol((0x55798e5fad60), _1508970)
   Call: (184) [system] get_char((0x55798e5fad60), _1509900)
   Exit: (184) [system] get_char((0x55798e5fad60), ;)
   Call: (184) [system] char_type(;, end_of_line)
   Fail: (184) [system] char_type(;, end_of_line)
   Call: (184) [system] (;)=end_of_file
   Fail: (184) [system] (;)=end_of_file
^  Call: (184) [user] read_until_eol((0x55798e5fad60), _1515470)
   Call: (185) [system] get_char((0x55798e5fad60), _1516400)
   Exit: (185) [system] get_char((0x55798e5fad60), u)
   Call: (185) [system] char_type(u, end_of_line)
   Fail: (185) [system] char_type(u, end_of_line)
   Call: (185) [system] u=end_of_file
   Fail: (185) [system] u=end_of_file
^  Call: (185) [user] read_until_eol((0x55798e5fad60), _1521970)
   Call: (186) [system] get_char((0x55798e5fad60), _1522900)
   Exit: (186) [system] get_char((0x55798e5fad60), s)
   Call: (186) [system] char_type(s, end_of_line)
   Fail: (186) [system] char_type(s, end_of_line)
   Call: (186) [system] s=end_of_file
   Fail: (186) [system] s=end_of_file
^  Call: (186) [user] read_until_eol((0x55798e5fad60), _1528470)
   Call: (187) [system] get_char((0x55798e5fad60), _1529400)
   Exit: (187) [system] get_char((0x55798e5fad60), e)
   Call: (187) [system] char_type(e, end_of_line)
   Fail: (187) [system] char_type(e, end_of_line)
   Call: (187) [system] e=end_of_file
   Fail: (187) [system] e=end_of_file
^  Call: (187) [user] read_until_eol((0x55798e5fad60), _1534970)
   Call: (188) [system] get_char((0x55798e5fad60), _1535900)
   Exit: (188) [system] get_char((0x55798e5fad60), r)
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] r=end_of_file
   Fail: (188) [system] r=end_of_file
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _1541470)
   Call: (189) [system] get_char((0x55798e5fad60), _1542400)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
   Call: (189) [system] char_type(' ', end_of_line)
   Fail: (189) [system] char_type(' ', end_of_line)
   Call: (189) [system] ' '=end_of_file
   Fail: (189) [system] ' '=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _1547970)
   Call: (190) [system] get_char((0x55798e5fad60), _1548900)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
   Call: (190) [system] char_type(' ', end_of_line)
   Fail: (190) [system] char_type(' ', end_of_line)
   Call: (190) [system] ' '=end_of_file
   Fail: (190) [system] ' '=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _1554470)
   Call: (191) [system] get_char((0x55798e5fad60), _1555400)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
   Call: (191) [system] char_type(' ', end_of_line)
   Fail: (191) [system] char_type(' ', end_of_line)
   Call: (191) [system] ' '=end_of_file
   Fail: (191) [system] ' '=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _1560970)
   Call: (192) [system] get_char((0x55798e5fad60), _1561900)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
   Call: (192) [system] char_type(' ', end_of_line)
   Fail: (192) [system] char_type(' ', end_of_line)
   Call: (192) [system] ' '=end_of_file
   Fail: (192) [system] ' '=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _1567470)
   Call: (193) [system] get_char((0x55798e5fad60), _1568400)
   Exit: (193) [system] get_char((0x55798e5fad60), '0')
   Call: (193) [system] char_type('0', end_of_line)
   Fail: (193) [system] char_type('0', end_of_line)
   Call: (193) [system] '0'=end_of_file
   Fail: (193) [system] '0'=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _1573970)
   Call: (194) [system] get_char((0x55798e5fad60), _1574900)
   Exit: (194) [system] get_char((0x55798e5fad60), m)
   Call: (194) [system] char_type(m, end_of_line)
   Fail: (194) [system] char_type(m, end_of_line)
   Call: (194) [system] m=end_of_file
   Fail: (194) [system] m=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _1580470)
   Call: (195) [system] get_char((0x55798e5fad60), _1581400)
   Exit: (195) [system] get_char((0x55798e5fad60), '0')
   Call: (195) [system] char_type('0', end_of_line)
   Fail: (195) [system] char_type('0', end_of_line)
   Call: (195) [system] '0'=end_of_file
   Fail: (195) [system] '0'=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _1586970)
   Call: (196) [system] get_char((0x55798e5fad60), _1587900)
   Exit: (196) [system] get_char((0x55798e5fad60), '.')
   Call: (196) [system] char_type('.', end_of_line)
   Fail: (196) [system] char_type('.', end_of_line)
   Call: (196) [system] ('.')=end_of_file
   Fail: (196) [system] ('.')=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _1593470)
   Call: (197) [system] get_char((0x55798e5fad60), _1594400)
   Exit: (197) [system] get_char((0x55798e5fad60), '6')
   Call: (197) [system] char_type('6', end_of_line)
   Fail: (197) [system] char_type('6', end_of_line)
   Call: (197) [system] '6'=end_of_file
   Fail: (197) [system] '6'=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _1599970)
   Call: (198) [system] get_char((0x55798e5fad60), _1600900)
   Exit: (198) [system] get_char((0x55798e5fad60), '0')
   Call: (198) [system] char_type('0', end_of_line)
   Fail: (198) [system] char_type('0', end_of_line)
   Call: (198) [system] '0'=end_of_file
   Fail: (198) [system] '0'=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _1606470)
   Call: (199) [system] get_char((0x55798e5fad60), _1607400)
   Exit: (199) [system] get_char((0x55798e5fad60), '7')
   Call: (199) [system] char_type('7', end_of_line)
   Fail: (199) [system] char_type('7', end_of_line)
   Call: (199) [system] '7'=end_of_file
   Fail: (199) [system] '7'=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _1612970)
   Call: (200) [system] get_char((0x55798e5fad60), _1613900)
   Exit: (200) [system] get_char((0x55798e5fad60), s)
   Call: (200) [system] char_type(s, end_of_line)
   Fail: (200) [system] char_type(s, end_of_line)
   Call: (200) [system] s=end_of_file
   Fail: (200) [system] s=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _1619470)
   Call: (201) [system] get_char((0x55798e5fad60), _1620400)
   Exit: (201) [system] get_char((0x55798e5fad60), '\n')
   Call: (201) [system] char_type('\n', end_of_line)
   Exit: (201) [system] char_type('\n', end_of_line)
   Call: (201) [system] _1619470=""
   Exit: (201) [system] ""=""
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "")
   Call: (200) [system] string_concat(s, "", _1612970)
   Exit: (200) [system] string_concat(s, "", "s")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "s")
   Call: (199) [system] string_concat('7', "s", _1606470)
   Exit: (199) [system] string_concat('7', "s", "7s")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "7s")
   Call: (198) [system] string_concat('0', "7s", _1599970)
   Exit: (198) [system] string_concat('0', "7s", "07s")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "07s")
   Call: (197) [system] string_concat('6', "07s", _1593470)
   Exit: (197) [system] string_concat('6', "07s", "607s")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "607s")
   Call: (196) [system] string_concat('.', "607s", _1586970)
   Exit: (196) [system] string_concat('.', "607s", ".607s")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), ".607s")
   Call: (195) [system] string_concat('0', ".607s", _1580470)
   Exit: (195) [system] string_concat('0', ".607s", "0.607s")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "0.607s")
   Call: (194) [system] string_concat(m, "0.607s", _1573970)
   Exit: (194) [system] string_concat(m, "0.607s", "m0.607s")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "m0.607s")
   Call: (193) [system] string_concat('0', "m0.607s", _1567470)
   Exit: (193) [system] string_concat('0', "m0.607s", "0m0.607s")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), "0m0.607s")
   Call: (192) [system] string_concat(' ', "0m0.607s", _1560970)
   Exit: (192) [system] string_concat(' ', "0m0.607s", " 0m0.607s")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), " 0m0.607s")
   Call: (191) [system] string_concat(' ', " 0m0.607s", _1554470)
   Exit: (191) [system] string_concat(' ', " 0m0.607s", "  0m0.607s")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), "  0m0.607s")
   Call: (190) [system] string_concat(' ', "  0m0.607s", _1547970)
   Exit: (190) [system] string_concat(' ', "  0m0.607s", "   0m0.607s")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "   0m0.607s")
   Call: (189) [system] string_concat(' ', "   0m0.607s", _1541470)
   Exit: (189) [system] string_concat(' ', "   0m0.607s", "    0m0.607s")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), "    0m0.607s")
   Call: (188) [system] string_concat(r, "    0m0.607s", _1534970)
   Exit: (188) [system] string_concat(r, "    0m0.607s", "r    0m0.607s")
^  Exit: (187) [user] read_until_eol((0x55798e5fad60), "r    0m0.607s")
   Call: (187) [system] string_concat(e, "r    0m0.607s", _1528470)
   Exit: (187) [system] string_concat(e, "r    0m0.607s", "er    0m0.607s")
^  Exit: (186) [user] read_until_eol((0x55798e5fad60), "er    0m0.607s")
   Call: (186) [system] string_concat(s, "er    0m0.607s", _1521970)
   Exit: (186) [system] string_concat(s, "er    0m0.607s", "ser    0m0.607s")
^  Exit: (185) [user] read_until_eol((0x55798e5fad60), "ser    0m0.607s")
   Call: (185) [system] string_concat(u, "ser    0m0.607s", _1515470)
   Exit: (185) [system] string_concat(u, "ser    0m0.607s", "user    0m0.607s")
^  Exit: (184) [user] read_until_eol((0x55798e5fad60), "user    0m0.607s")
   Call: (184) [system] string_concat(;, "user    0m0.607s", _1508970)
   Exit: (184) [system] string_concat(;, "user    0m0.607s", ";user    0m0.607s")
^  Exit: (183) [user] read_until_eol((0x55798e5fad60), ";user    0m0.607s")
   Call: (183) [system] string_concat(;, ";user    0m0.607s", _1502470)
   Exit: (183) [system] string_concat(;, ";user    0m0.607s", ";;user    0m0.607s")
^  Exit: (182) [user] read_until_eol((0x55798e5fad60), ";;user    0m0.607s")
^  Call: (182) [user] assertz(metta_file_comment(3, 0, 100, '$COMMENT'(";;user    0m0.607s", 3, 0), '$stream_position'(100, 3, 0, 100)))
^  Exit: (182) [user] assertz(metta_file_comment(3, 0, 100, '$COMMENT'(";;user    0m0.607s", 3, 0), '$stream_position'(100, 3, 0, 100)))
^  Exit: (181) [user] read_comment((0x55798e5fad60))
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1681028)
   Exit: (182) [system] peek_char((0x55798e5fad60), ;)
   Call: (182) [system] (;)=(;)
   Exit: (182) [system] (;)=(;)
^  Call: (182) [user] read_comment((0x55798e5fad60))
^  Call: (183) [user] read_position((0x55798e5fad60), _1685666, _1685668, _1685670, _1685672)
   Call: (184) [system] stream_property((0x55798e5fad60), position(_1685672))
   Call: (185) [system] nonvar((0x55798e5fad60))
   Exit: (185) [system] nonvar((0x55798e5fad60))
   Call: (185) [system] nonvar(position(_1685672))
   Exit: (185) [system] nonvar(position(_1685672))
   Exit: (184) [system] stream_property((0x55798e5fad60), position('$stream_position'(119, 4, 0, 119)))
   Call: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(119, 4, 0, 119), _1685666)
   Call: (185) [system] nonvar(line_count)
   Exit: (185) [system] nonvar(line_count)
   Call: (185) [$syspreds] stream_position_field(line_count, _1694960)
   Exit: (185) [$syspreds] stream_position_field(line_count, 2)
   Call: (185) [system] arg(2, '$stream_position'(119, 4, 0, 119), _1685666)
   Exit: (185) [system] arg(2, '$stream_position'(119, 4, 0, 119), 4)
   Exit: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(119, 4, 0, 119), 4)
   Call: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(119, 4, 0, 119), _1685668)
   Call: (185) [system] nonvar(line_position)
   Exit: (185) [system] nonvar(line_position)
   Call: (185) [$syspreds] stream_position_field(line_position, _1702394)
   Exit: (185) [$syspreds] stream_position_field(line_position, 3)
   Call: (185) [system] arg(3, '$stream_position'(119, 4, 0, 119), _1685668)
   Exit: (185) [system] arg(3, '$stream_position'(119, 4, 0, 119), 0)
   Exit: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(119, 4, 0, 119), 0)
   Call: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(119, 4, 0, 119), _1685670)
   Call: (185) [system] nonvar(char_count)
   Exit: (185) [system] nonvar(char_count)
   Call: (185) [$syspreds] stream_position_field(char_count, _1709828)
   Exit: (185) [$syspreds] stream_position_field(char_count, 1)
   Call: (185) [system] arg(1, '$stream_position'(119, 4, 0, 119), _1685670)
   Exit: (185) [system] arg(1, '$stream_position'(119, 4, 0, 119), 119)
   Exit: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(119, 4, 0, 119), 119)
^  Exit: (183) [user] read_position((0x55798e5fad60), 4, 0, 119, '$stream_position'(119, 4, 0, 119))
^  Call: (183) [user] read_until_eol((0x55798e5fad60), _1715422)
   Call: (184) [system] get_char((0x55798e5fad60), _1716352)
   Exit: (184) [system] get_char((0x55798e5fad60), ;)
   Call: (184) [system] char_type(;, end_of_line)
   Fail: (184) [system] char_type(;, end_of_line)
   Call: (184) [system] (;)=end_of_file
   Fail: (184) [system] (;)=end_of_file
^  Call: (184) [user] read_until_eol((0x55798e5fad60), _1721922)
   Call: (185) [system] get_char((0x55798e5fad60), _1722852)
   Exit: (185) [system] get_char((0x55798e5fad60), ;)
   Call: (185) [system] char_type(;, end_of_line)
   Fail: (185) [system] char_type(;, end_of_line)
   Call: (185) [system] (;)=end_of_file
   Fail: (185) [system] (;)=end_of_file
^  Call: (185) [user] read_until_eol((0x55798e5fad60), _1728422)
   Call: (186) [system] get_char((0x55798e5fad60), _1729352)
   Exit: (186) [system] get_char((0x55798e5fad60), s)
   Call: (186) [system] char_type(s, end_of_line)
   Fail: (186) [system] char_type(s, end_of_line)
   Call: (186) [system] s=end_of_file
   Fail: (186) [system] s=end_of_file
^  Call: (186) [user] read_until_eol((0x55798e5fad60), _1734922)
   Call: (187) [system] get_char((0x55798e5fad60), _1735852)
   Exit: (187) [system] get_char((0x55798e5fad60), y)
   Call: (187) [system] char_type(y, end_of_line)
   Fail: (187) [system] char_type(y, end_of_line)
   Call: (187) [system] y=end_of_file
   Fail: (187) [system] y=end_of_file
^  Call: (187) [user] read_until_eol((0x55798e5fad60), _1741422)
   Call: (188) [system] get_char((0x55798e5fad60), _1742352)
   Exit: (188) [system] get_char((0x55798e5fad60), s)
   Call: (188) [system] char_type(s, end_of_line)
   Fail: (188) [system] char_type(s, end_of_line)
   Call: (188) [system] s=end_of_file
   Fail: (188) [system] s=end_of_file
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _1747922)
   Call: (189) [system] get_char((0x55798e5fad60), _1748852)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
   Call: (189) [system] char_type(' ', end_of_line)
   Fail: (189) [system] char_type(' ', end_of_line)
   Call: (189) [system] ' '=end_of_file
   Fail: (189) [system] ' '=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _1754422)
   Call: (190) [system] get_char((0x55798e5fad60), _1755352)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
   Call: (190) [system] char_type(' ', end_of_line)
   Fail: (190) [system] char_type(' ', end_of_line)
   Call: (190) [system] ' '=end_of_file
   Fail: (190) [system] ' '=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _1760922)
   Call: (191) [system] get_char((0x55798e5fad60), _1761852)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
   Call: (191) [system] char_type(' ', end_of_line)
   Fail: (191) [system] char_type(' ', end_of_line)
   Call: (191) [system] ' '=end_of_file
   Fail: (191) [system] ' '=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _1767422)
   Call: (192) [system] get_char((0x55798e5fad60), _1768352)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
   Call: (192) [system] char_type(' ', end_of_line)
   Fail: (192) [system] char_type(' ', end_of_line)
   Call: (192) [system] ' '=end_of_file
   Fail: (192) [system] ' '=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _1773922)
   Call: (193) [system] get_char((0x55798e5fad60), _1774852)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
   Call: (193) [system] char_type(' ', end_of_line)
   Fail: (193) [system] char_type(' ', end_of_line)
   Call: (193) [system] ' '=end_of_file
   Fail: (193) [system] ' '=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _1780422)
   Call: (194) [system] get_char((0x55798e5fad60), _1781352)
   Exit: (194) [system] get_char((0x55798e5fad60), '0')
   Call: (194) [system] char_type('0', end_of_line)
   Fail: (194) [system] char_type('0', end_of_line)
   Call: (194) [system] '0'=end_of_file
   Fail: (194) [system] '0'=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _1786922)
   Call: (195) [system] get_char((0x55798e5fad60), _1787852)
   Exit: (195) [system] get_char((0x55798e5fad60), m)
   Call: (195) [system] char_type(m, end_of_line)
   Fail: (195) [system] char_type(m, end_of_line)
   Call: (195) [system] m=end_of_file
   Fail: (195) [system] m=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _1793422)
   Call: (196) [system] get_char((0x55798e5fad60), _1794352)
   Exit: (196) [system] get_char((0x55798e5fad60), '0')
   Call: (196) [system] char_type('0', end_of_line)
   Fail: (196) [system] char_type('0', end_of_line)
   Call: (196) [system] '0'=end_of_file
   Fail: (196) [system] '0'=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _1799922)
   Call: (197) [system] get_char((0x55798e5fad60), _1800852)
   Exit: (197) [system] get_char((0x55798e5fad60), '.')
   Call: (197) [system] char_type('.', end_of_line)
   Fail: (197) [system] char_type('.', end_of_line)
   Call: (197) [system] ('.')=end_of_file
   Fail: (197) [system] ('.')=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _1806422)
   Call: (198) [system] get_char((0x55798e5fad60), _1807352)
   Exit: (198) [system] get_char((0x55798e5fad60), '0')
   Call: (198) [system] char_type('0', end_of_line)
   Fail: (198) [system] char_type('0', end_of_line)
   Call: (198) [system] '0'=end_of_file
   Fail: (198) [system] '0'=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _1812922)
   Call: (199) [system] get_char((0x55798e5fad60), _1813852)
   Exit: (199) [system] get_char((0x55798e5fad60), '0')
   Call: (199) [system] char_type('0', end_of_line)
   Fail: (199) [system] char_type('0', end_of_line)
   Call: (199) [system] '0'=end_of_file
   Fail: (199) [system] '0'=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _1819422)
   Call: (200) [system] get_char((0x55798e5fad60), _1820352)
   Exit: (200) [system] get_char((0x55798e5fad60), '0')
   Call: (200) [system] char_type('0', end_of_line)
   Fail: (200) [system] char_type('0', end_of_line)
   Call: (200) [system] '0'=end_of_file
   Fail: (200) [system] '0'=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _1825922)
   Call: (201) [system] get_char((0x55798e5fad60), _1826852)
   Exit: (201) [system] get_char((0x55798e5fad60), s)
   Call: (201) [system] char_type(s, end_of_line)
   Fail: (201) [system] char_type(s, end_of_line)
   Call: (201) [system] s=end_of_file
   Fail: (201) [system] s=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _1832422)
   Call: (202) [system] get_char((0x55798e5fad60), _1833352)
   Exit: (202) [system] get_char((0x55798e5fad60), '\n')
   Call: (202) [system] char_type('\n', end_of_line)
   Exit: (202) [system] char_type('\n', end_of_line)
   Call: (202) [system] _1832422=""
   Exit: (202) [system] ""=""
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "")
   Call: (201) [system] string_concat(s, "", _1825922)
   Exit: (201) [system] string_concat(s, "", "s")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "s")
   Call: (200) [system] string_concat('0', "s", _1819422)
   Exit: (200) [system] string_concat('0', "s", "0s")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "0s")
   Call: (199) [system] string_concat('0', "0s", _1812922)
   Exit: (199) [system] string_concat('0', "0s", "00s")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "00s")
   Call: (198) [system] string_concat('0', "00s", _1806422)
   Exit: (198) [system] string_concat('0', "00s", "000s")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "000s")
   Call: (197) [system] string_concat('.', "000s", _1799922)
   Exit: (197) [system] string_concat('.', "000s", ".000s")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), ".000s")
   Call: (196) [system] string_concat('0', ".000s", _1793422)
   Exit: (196) [system] string_concat('0', ".000s", "0.000s")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "0.000s")
   Call: (195) [system] string_concat(m, "0.000s", _1786922)
   Exit: (195) [system] string_concat(m, "0.000s", "m0.000s")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "m0.000s")
   Call: (194) [system] string_concat('0', "m0.000s", _1780422)
   Exit: (194) [system] string_concat('0', "m0.000s", "0m0.000s")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "0m0.000s")
   Call: (193) [system] string_concat(' ', "0m0.000s", _1773922)
   Exit: (193) [system] string_concat(' ', "0m0.000s", " 0m0.000s")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), " 0m0.000s")
   Call: (192) [system] string_concat(' ', " 0m0.000s", _1767422)
   Exit: (192) [system] string_concat(' ', " 0m0.000s", "  0m0.000s")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "  0m0.000s")
   Call: (191) [system] string_concat(' ', "  0m0.000s", _1760922)
   Exit: (191) [system] string_concat(' ', "  0m0.000s", "   0m0.000s")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), "   0m0.000s")
   Call: (190) [system] string_concat(' ', "   0m0.000s", _1754422)
   Exit: (190) [system] string_concat(' ', "   0m0.000s", "    0m0.000s")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "    0m0.000s")
   Call: (189) [system] string_concat(' ', "    0m0.000s", _1747922)
   Exit: (189) [system] string_concat(' ', "    0m0.000s", "     0m0.000s")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), "     0m0.000s")
   Call: (188) [system] string_concat(s, "     0m0.000s", _1741422)
   Exit: (188) [system] string_concat(s, "     0m0.000s", "s     0m0.000s")
^  Exit: (187) [user] read_until_eol((0x55798e5fad60), "s     0m0.000s")
   Call: (187) [system] string_concat(y, "s     0m0.000s", _1734922)
   Exit: (187) [system] string_concat(y, "s     0m0.000s", "ys     0m0.000s")
^  Exit: (186) [user] read_until_eol((0x55798e5fad60), "ys     0m0.000s")
   Call: (186) [system] string_concat(s, "ys     0m0.000s", _1728422)
   Exit: (186) [system] string_concat(s, "ys     0m0.000s", "sys     0m0.000s")
^  Exit: (185) [user] read_until_eol((0x55798e5fad60), "sys     0m0.000s")
   Call: (185) [system] string_concat(;, "sys     0m0.000s", _1721922)
   Exit: (185) [system] string_concat(;, "sys     0m0.000s", ";sys     0m0.000s")
^  Exit: (184) [user] read_until_eol((0x55798e5fad60), ";sys     0m0.000s")
   Call: (184) [system] string_concat(;, ";sys     0m0.000s", _1715422)
   Exit: (184) [system] string_concat(;, ";sys     0m0.000s", ";;sys     0m0.000s")
^  Exit: (183) [user] read_until_eol((0x55798e5fad60), ";;sys     0m0.000s")
^  Call: (183) [user] assertz(metta_file_comment(4, 0, 119, '$COMMENT'(";;sys     0m0.000s", 4, 0), '$stream_position'(119, 4, 0, 119)))
^  Exit: (183) [user] assertz(metta_file_comment(4, 0, 119, '$COMMENT'(";;sys     0m0.000s", 4, 0), '$stream_position'(119, 4, 0, 119)))
^  Exit: (182) [user] read_comment((0x55798e5fad60))
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1893980)
   Exit: (183) [system] peek_char((0x55798e5fad60), '\n')
   Call: (183) [system] '\n'=(;)
   Fail: (183) [system] '\n'=(;)
^  Call: (183) [user] is_like_space('\n')
   Call: (184) [system] char_type('\n', 'white')
   Fail: (184) [system] char_type('\n', 'white')
   Call: (184) [system] char_type('\n', end_of_line)
   Exit: (184) [system] char_type('\n', end_of_line)
^  Exit: (183) [user] is_like_space('\n')
   Call: (183) [system] get_char((0x55798e5fad60), _1903574)
   Exit: (183) [system] get_char((0x55798e5fad60), '\n')
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1906278)
   Exit: (184) [system] peek_char((0x55798e5fad60), '\n')
   Call: (184) [system] '\n'=(;)
   Fail: (184) [system] '\n'=(;)
^  Call: (184) [user] is_like_space('\n')
   Call: (185) [system] char_type('\n', 'white')
   Fail: (185) [system] char_type('\n', 'white')
   Call: (185) [system] char_type('\n', end_of_line)
   Exit: (185) [system] char_type('\n', end_of_line)
^  Exit: (184) [user] is_like_space('\n')
   Call: (184) [system] get_char((0x55798e5fad60), _1915872)
   Exit: (184) [system] get_char((0x55798e5fad60), '\n')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1918576)
   Exit: (185) [system] peek_char((0x55798e5fad60), ;)
   Call: (185) [system] (;)=(;)
   Exit: (185) [system] (;)=(;)
^  Call: (185) [user] read_comment((0x55798e5fad60))
^  Call: (186) [user] read_position((0x55798e5fad60), _1923214, _1923216, _1923218, _1923220)
   Call: (187) [system] stream_property((0x55798e5fad60), position(_1923220))
   Call: (188) [system] nonvar((0x55798e5fad60))
   Exit: (188) [system] nonvar((0x55798e5fad60))
   Call: (188) [system] nonvar(position(_1923220))
   Exit: (188) [system] nonvar(position(_1923220))
   Exit: (187) [system] stream_property((0x55798e5fad60), position('$stream_position'(140, 7, 0, 140)))
   Call: (187) [$syspreds] stream_position_data(line_count, '$stream_position'(140, 7, 0, 140), _1923214)
   Call: (188) [system] nonvar(line_count)
   Exit: (188) [system] nonvar(line_count)
   Call: (188) [$syspreds] stream_position_field(line_count, _1932508)
   Exit: (188) [$syspreds] stream_position_field(line_count, 2)
   Call: (188) [system] arg(2, '$stream_position'(140, 7, 0, 140), _1923214)
   Exit: (188) [system] arg(2, '$stream_position'(140, 7, 0, 140), 7)
   Exit: (187) [$syspreds] stream_position_data(line_count, '$stream_position'(140, 7, 0, 140), 7)
   Call: (187) [$syspreds] stream_position_data(line_position, '$stream_position'(140, 7, 0, 140), _1923216)
   Call: (188) [system] nonvar(line_position)
   Exit: (188) [system] nonvar(line_position)
   Call: (188) [$syspreds] stream_position_field(line_position, _1939942)
   Exit: (188) [$syspreds] stream_position_field(line_position, 3)
   Call: (188) [system] arg(3, '$stream_position'(140, 7, 0, 140), _1923216)
   Exit: (188) [system] arg(3, '$stream_position'(140, 7, 0, 140), 0)
   Exit: (187) [$syspreds] stream_position_data(line_position, '$stream_position'(140, 7, 0, 140), 0)
   Call: (187) [$syspreds] stream_position_data(char_count, '$stream_position'(140, 7, 0, 140), _1923218)
   Call: (188) [system] nonvar(char_count)
   Exit: (188) [system] nonvar(char_count)
   Call: (188) [$syspreds] stream_position_field(char_count, _1947376)
   Exit: (188) [$syspreds] stream_position_field(char_count, 1)
   Call: (188) [system] arg(1, '$stream_position'(140, 7, 0, 140), _1923218)
   Exit: (188) [system] arg(1, '$stream_position'(140, 7, 0, 140), 140)
   Exit: (187) [$syspreds] stream_position_data(char_count, '$stream_position'(140, 7, 0, 140), 140)
^  Exit: (186) [user] read_position((0x55798e5fad60), 7, 0, 140, '$stream_position'(140, 7, 0, 140))
^  Call: (186) [user] read_until_eol((0x55798e5fad60), _1952970)
   Call: (187) [system] get_char((0x55798e5fad60), _1953900)
   Exit: (187) [system] get_char((0x55798e5fad60), ;)
   Call: (187) [system] char_type(;, end_of_line)
   Fail: (187) [system] char_type(;, end_of_line)
   Call: (187) [system] (;)=end_of_file
   Fail: (187) [system] (;)=end_of_file
^  Call: (187) [user] read_until_eol((0x55798e5fad60), _1959470)
   Call: (188) [system] get_char((0x55798e5fad60), _1960400)
   Exit: (188) [system] get_char((0x55798e5fad60), ;)
   Call: (188) [system] char_type(;, end_of_line)
   Fail: (188) [system] char_type(;, end_of_line)
   Call: (188) [system] (;)=end_of_file
   Fail: (188) [system] (;)=end_of_file
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _1965970)
   Call: (189) [system] get_char((0x55798e5fad60), _1966900)
   Exit: (189) [system] get_char((0x55798e5fad60), c)
   Call: (189) [system] char_type(c, end_of_line)
   Fail: (189) [system] char_type(c, end_of_line)
   Call: (189) [system] c=end_of_file
   Fail: (189) [system] c=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _1972470)
   Call: (190) [system] get_char((0x55798e5fad60), _1973400)
   Exit: (190) [system] get_char((0x55798e5fad60), l)
   Call: (190) [system] char_type(l, end_of_line)
   Fail: (190) [system] char_type(l, end_of_line)
   Call: (190) [system] l=end_of_file
   Fail: (190) [system] l=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _1978970)
   Call: (191) [system] get_char((0x55798e5fad60), _1979900)
   Exit: (191) [system] get_char((0x55798e5fad60), e)
   Call: (191) [system] char_type(e, end_of_line)
   Fail: (191) [system] char_type(e, end_of_line)
   Call: (191) [system] e=end_of_file
   Fail: (191) [system] e=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _1985470)
   Call: (192) [system] get_char((0x55798e5fad60), _1986400)
   Exit: (192) [system] get_char((0x55798e5fad60), a)
   Call: (192) [system] char_type(a, end_of_line)
   Fail: (192) [system] char_type(a, end_of_line)
   Call: (192) [system] a=end_of_file
   Fail: (192) [system] a=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _1991970)
   Call: (193) [system] get_char((0x55798e5fad60), _1992900)
   Exit: (193) [system] get_char((0x55798e5fad60), r)
   Call: (193) [system] char_type(r, end_of_line)
   Fail: (193) [system] char_type(r, end_of_line)
   Call: (193) [system] r=end_of_file
   Fail: (193) [system] r=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _1998470)
   Call: (194) [system] get_char((0x55798e5fad60), _1999400)
   Exit: (194) [system] get_char((0x55798e5fad60), ;)
   Call: (194) [system] char_type(;, end_of_line)
   Fail: (194) [system] char_type(;, end_of_line)
   Call: (194) [system] (;)=end_of_file
   Fail: (194) [system] (;)=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _2004970)
   Call: (195) [system] get_char((0x55798e5fad60), _2005900)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
   Call: (195) [system] char_type(' ', end_of_line)
   Fail: (195) [system] char_type(' ', end_of_line)
   Call: (195) [system] ' '=end_of_file
   Fail: (195) [system] ' '=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _2011470)
   Call: (196) [system] get_char((0x55798e5fad60), _2012400)
   Exit: (196) [system] get_char((0x55798e5fad60), r)
   Call: (196) [system] char_type(r, end_of_line)
   Fail: (196) [system] char_type(r, end_of_line)
   Call: (196) [system] r=end_of_file
   Fail: (196) [system] r=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _2017970)
   Call: (197) [system] get_char((0x55798e5fad60), _2018900)
   Exit: (197) [system] get_char((0x55798e5fad60), m)
   Call: (197) [system] char_type(m, end_of_line)
   Fail: (197) [system] char_type(m, end_of_line)
   Call: (197) [system] m=end_of_file
   Fail: (197) [system] m=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _2024470)
   Call: (198) [system] get_char((0x55798e5fad60), _2025400)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
   Call: (198) [system] char_type(' ', end_of_line)
   Fail: (198) [system] char_type(' ', end_of_line)
   Call: (198) [system] ' '=end_of_file
   Fail: (198) [system] ' '=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _2030970)
   Call: (199) [system] get_char((0x55798e5fad60), _2031900)
   Exit: (199) [system] get_char((0x55798e5fad60), t)
   Call: (199) [system] char_type(t, end_of_line)
   Fail: (199) [system] char_type(t, end_of_line)
   Call: (199) [system] t=end_of_file
   Fail: (199) [system] t=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _2037470)
   Call: (200) [system] get_char((0x55798e5fad60), _2038400)
   Exit: (200) [system] get_char((0x55798e5fad60), e)
   Call: (200) [system] char_type(e, end_of_line)
   Fail: (200) [system] char_type(e, end_of_line)
   Call: (200) [system] e=end_of_file
   Fail: (200) [system] e=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _2043970)
   Call: (201) [system] get_char((0x55798e5fad60), _2044900)
   Exit: (201) [system] get_char((0x55798e5fad60), s)
   Call: (201) [system] char_type(s, end_of_line)
   Fail: (201) [system] char_type(s, end_of_line)
   Call: (201) [system] s=end_of_file
   Fail: (201) [system] s=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _2050470)
   Call: (202) [system] get_char((0x55798e5fad60), _2051400)
   Exit: (202) [system] get_char((0x55798e5fad60), t)
   Call: (202) [system] char_type(t, end_of_line)
   Fail: (202) [system] char_type(t, end_of_line)
   Call: (202) [system] t=end_of_file
   Fail: (202) [system] t=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _2056970)
   Call: (203) [system] get_char((0x55798e5fad60), _2057900)
   Exit: (203) [system] get_char((0x55798e5fad60), s)
   Call: (203) [system] char_type(s, end_of_line)
   Fail: (203) [system] char_type(s, end_of_line)
   Call: (203) [system] s=end_of_file
   Fail: (203) [system] s=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _2063470)
   Call: (204) [system] get_char((0x55798e5fad60), _2064400)
   Exit: (204) [system] get_char((0x55798e5fad60), /)
   Call: (204) [system] char_type(/, end_of_line)
   Fail: (204) [system] char_type(/, end_of_line)
   Call: (204) [system] (/)=end_of_file
   Fail: (204) [system] (/)=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _2069970)
   Call: (205) [system] get_char((0x55798e5fad60), _2070900)
   Exit: (205) [system] get_char((0x55798e5fad60), b)
   Call: (205) [system] char_type(b, end_of_line)
   Fail: (205) [system] char_type(b, end_of_line)
   Call: (205) [system] b=end_of_file
   Fail: (205) [system] b=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _2076470)
   Call: (206) [system] get_char((0x55798e5fad60), _2077400)
   Exit: (206) [system] get_char((0x55798e5fad60), a)
   Call: (206) [system] char_type(a, end_of_line)
   Fail: (206) [system] char_type(a, end_of_line)
   Call: (206) [system] a=end_of_file
   Fail: (206) [system] a=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _2082970)
   Call: (207) [system] get_char((0x55798e5fad60), _2083900)
   Exit: (207) [system] get_char((0x55798e5fad60), s)
   Call: (207) [system] char_type(s, end_of_line)
   Fail: (207) [system] char_type(s, end_of_line)
   Call: (207) [system] s=end_of_file
   Fail: (207) [system] s=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _2089470)
   Call: (208) [system] get_char((0x55798e5fad60), _2090400)
   Exit: (208) [system] get_char((0x55798e5fad60), e)
   Call: (208) [system] char_type(e, end_of_line)
   Fail: (208) [system] char_type(e, end_of_line)
   Call: (208) [system] e=end_of_file
   Fail: (208) [system] e=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _2095970)
   Call: (209) [system] get_char((0x55798e5fad60), _3472)
   Exit: (209) [system] get_char((0x55798e5fad60), l)
   Call: (209) [system] char_type(l, end_of_line)
   Fail: (209) [system] char_type(l, end_of_line)
   Call: (209) [system] l=end_of_file
   Fail: (209) [system] l=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _8988)
   Call: (210) [system] get_char((0x55798e5fad60), _9918)
   Exit: (210) [system] get_char((0x55798e5fad60), i)
   Call: (210) [system] char_type(i, end_of_line)
   Fail: (210) [system] char_type(i, end_of_line)
   Call: (210) [system] i=end_of_file
   Fail: (210) [system] i=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _15488)
   Call: (211) [system] get_char((0x55798e5fad60), _16418)
   Exit: (211) [system] get_char((0x55798e5fad60), n)
   Call: (211) [system] char_type(n, end_of_line)
   Fail: (211) [system] char_type(n, end_of_line)
   Call: (211) [system] n=end_of_file
   Fail: (211) [system] n=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _21988)
   Call: (212) [system] get_char((0x55798e5fad60), _22918)
   Exit: (212) [system] get_char((0x55798e5fad60), e)
   Call: (212) [system] char_type(e, end_of_line)
   Fail: (212) [system] char_type(e, end_of_line)
   Call: (212) [system] e=end_of_file
   Fail: (212) [system] e=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _28488)
   Call: (213) [system] get_char((0x55798e5fad60), _29418)
   Exit: (213) [system] get_char((0x55798e5fad60), '_')
   Call: (213) [system] char_type('_', end_of_line)
   Fail: (213) [system] char_type('_', end_of_line)
   Call: (213) [system] '_'=end_of_file
   Fail: (213) [system] '_'=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _34988)
   Call: (214) [system] get_char((0x55798e5fad60), _35918)
   Exit: (214) [system] get_char((0x55798e5fad60), c)
   Call: (214) [system] char_type(c, end_of_line)
   Fail: (214) [system] char_type(c, end_of_line)
   Call: (214) [system] c=end_of_file
   Fail: (214) [system] c=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _41488)
   Call: (215) [system] get_char((0x55798e5fad60), _42418)
   Exit: (215) [system] get_char((0x55798e5fad60), o)
   Call: (215) [system] char_type(o, end_of_line)
   Fail: (215) [system] char_type(o, end_of_line)
   Call: (215) [system] o=end_of_file
   Fail: (215) [system] o=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _47988)
   Call: (216) [system] get_char((0x55798e5fad60), _48918)
   Exit: (216) [system] get_char((0x55798e5fad60), m)
   Call: (216) [system] char_type(m, end_of_line)
   Fail: (216) [system] char_type(m, end_of_line)
   Call: (216) [system] m=end_of_file
   Fail: (216) [system] m=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _54488)
   Call: (217) [system] get_char((0x55798e5fad60), _55418)
   Exit: (217) [system] get_char((0x55798e5fad60), p)
   Call: (217) [system] char_type(p, end_of_line)
   Fail: (217) [system] char_type(p, end_of_line)
   Call: (217) [system] p=end_of_file
   Fail: (217) [system] p=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _60988)
   Call: (218) [system] get_char((0x55798e5fad60), _61918)
   Exit: (218) [system] get_char((0x55798e5fad60), a)
   Call: (218) [system] char_type(a, end_of_line)
   Fail: (218) [system] char_type(a, end_of_line)
   Call: (218) [system] a=end_of_file
   Fail: (218) [system] a=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _67488)
   Call: (219) [system] get_char((0x55798e5fad60), _68418)
   Exit: (219) [system] get_char((0x55798e5fad60), t)
   Call: (219) [system] char_type(t, end_of_line)
   Fail: (219) [system] char_type(t, end_of_line)
   Call: (219) [system] t=end_of_file
   Fail: (219) [system] t=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _73988)
   Call: (220) [system] get_char((0x55798e5fad60), _74918)
   Exit: (220) [system] get_char((0x55798e5fad60), /)
   Call: (220) [system] char_type(/, end_of_line)
   Fail: (220) [system] char_type(/, end_of_line)
   Call: (220) [system] (/)=end_of_file
   Fail: (220) [system] (/)=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _80488)
   Call: (221) [system] get_char((0x55798e5fad60), _81418)
   Exit: (221) [system] get_char((0x55798e5fad60), h)
   Call: (221) [system] char_type(h, end_of_line)
   Fail: (221) [system] char_type(h, end_of_line)
   Call: (221) [system] h=end_of_file
   Fail: (221) [system] h=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _86988)
   Call: (222) [system] get_char((0x55798e5fad60), _87918)
   Exit: (222) [system] get_char((0x55798e5fad60), y)
   Call: (222) [system] char_type(y, end_of_line)
   Fail: (222) [system] char_type(y, end_of_line)
   Call: (222) [system] y=end_of_file
   Fail: (222) [system] y=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _93488)
   Call: (223) [system] get_char((0x55798e5fad60), _94418)
   Exit: (223) [system] get_char((0x55798e5fad60), p)
   Call: (223) [system] char_type(p, end_of_line)
   Fail: (223) [system] char_type(p, end_of_line)
   Call: (223) [system] p=end_of_file
   Fail: (223) [system] p=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _99988)
   Call: (224) [system] get_char((0x55798e5fad60), _100918)
   Exit: (224) [system] get_char((0x55798e5fad60), e)
   Call: (224) [system] char_type(e, end_of_line)
   Fail: (224) [system] char_type(e, end_of_line)
   Call: (224) [system] e=end_of_file
   Fail: (224) [system] e=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _106488)
   Call: (225) [system] get_char((0x55798e5fad60), _107418)
   Exit: (225) [system] get_char((0x55798e5fad60), r)
   Call: (225) [system] char_type(r, end_of_line)
   Fail: (225) [system] char_type(r, end_of_line)
   Call: (225) [system] r=end_of_file
   Fail: (225) [system] r=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _112988)
   Call: (226) [system] get_char((0x55798e5fad60), _113918)
   Exit: (226) [system] get_char((0x55798e5fad60), o)
   Call: (226) [system] char_type(o, end_of_line)
   Fail: (226) [system] char_type(o, end_of_line)
   Call: (226) [system] o=end_of_file
   Fail: (226) [system] o=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _119488)
   Call: (227) [system] get_char((0x55798e5fad60), _120418)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] char_type(n, end_of_line)
   Fail: (227) [system] char_type(n, end_of_line)
   Call: (227) [system] n=end_of_file
   Fail: (227) [system] n=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _125988)
   Call: (228) [system] get_char((0x55798e5fad60), _126918)
   Exit: (228) [system] get_char((0x55798e5fad60), -)
   Call: (228) [system] char_type(-, end_of_line)
   Fail: (228) [system] char_type(-, end_of_line)
   Call: (228) [system] (-)=end_of_file
   Fail: (228) [system] (-)=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _132488)
   Call: (229) [system] get_char((0x55798e5fad60), _133418)
   Exit: (229) [system] get_char((0x55798e5fad60), m)
   Call: (229) [system] char_type(m, end_of_line)
   Fail: (229) [system] char_type(m, end_of_line)
   Call: (229) [system] m=end_of_file
   Fail: (229) [system] m=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _138988)
   Call: (230) [system] get_char((0x55798e5fad60), _139918)
   Exit: (230) [system] get_char((0x55798e5fad60), e)
   Call: (230) [system] char_type(e, end_of_line)
   Fail: (230) [system] char_type(e, end_of_line)
   Call: (230) [system] e=end_of_file
   Fail: (230) [system] e=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _145488)
   Call: (231) [system] get_char((0x55798e5fad60), _146418)
   Exit: (231) [system] get_char((0x55798e5fad60), t)
   Call: (231) [system] char_type(t, end_of_line)
   Fail: (231) [system] char_type(t, end_of_line)
   Call: (231) [system] t=end_of_file
   Fail: (231) [system] t=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _151988)
   Call: (232) [system] get_char((0x55798e5fad60), _152918)
   Exit: (232) [system] get_char((0x55798e5fad60), t)
   Call: (232) [system] char_type(t, end_of_line)
   Fail: (232) [system] char_type(t, end_of_line)
   Call: (232) [system] t=end_of_file
   Fail: (232) [system] t=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _158488)
   Call: (233) [system] get_char((0x55798e5fad60), _159418)
   Exit: (233) [system] get_char((0x55798e5fad60), a)
   Call: (233) [system] char_type(a, end_of_line)
   Fail: (233) [system] char_type(a, end_of_line)
   Call: (233) [system] a=end_of_file
   Fail: (233) [system] a=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _164988)
   Call: (234) [system] get_char((0x55798e5fad60), _165918)
   Exit: (234) [system] get_char((0x55798e5fad60), l)
   Call: (234) [system] char_type(l, end_of_line)
   Fail: (234) [system] char_type(l, end_of_line)
   Call: (234) [system] l=end_of_file
   Fail: (234) [system] l=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _171488)
   Call: (235) [system] get_char((0x55798e5fad60), _172418)
   Exit: (235) [system] get_char((0x55798e5fad60), o)
   Call: (235) [system] char_type(o, end_of_line)
   Fail: (235) [system] char_type(o, end_of_line)
   Call: (235) [system] o=end_of_file
   Fail: (235) [system] o=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _177988)
   Call: (236) [system] get_char((0x55798e5fad60), _178918)
   Exit: (236) [system] get_char((0x55798e5fad60), g)
   Call: (236) [system] char_type(g, end_of_line)
   Fail: (236) [system] char_type(g, end_of_line)
   Call: (236) [system] g=end_of_file
   Fail: (236) [system] g=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _184488)
   Call: (237) [system] get_char((0x55798e5fad60), _185418)
   Exit: (237) [system] get_char((0x55798e5fad60), '_')
   Call: (237) [system] char_type('_', end_of_line)
   Fail: (237) [system] char_type('_', end_of_line)
   Call: (237) [system] '_'=end_of_file
   Fail: (237) [system] '_'=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _190988)
   Call: (238) [system] get_char((0x55798e5fad60), _191918)
   Exit: (238) [system] get_char((0x55798e5fad60), s)
   Call: (238) [system] char_type(s, end_of_line)
   Fail: (238) [system] char_type(s, end_of_line)
   Call: (238) [system] s=end_of_file
   Fail: (238) [system] s=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _197488)
   Call: (239) [system] get_char((0x55798e5fad60), _198418)
   Exit: (239) [system] get_char((0x55798e5fad60), a)
   Call: (239) [system] char_type(a, end_of_line)
   Fail: (239) [system] char_type(a, end_of_line)
   Call: (239) [system] a=end_of_file
   Fail: (239) [system] a=end_of_file
^  Call: (239) [user] read_until_eol((0x55798e5fad60), _203988)
   Call: (240) [system] get_char((0x55798e5fad60), _204918)
   Exit: (240) [system] get_char((0x55798e5fad60), n)
   Call: (240) [system] char_type(n, end_of_line)
   Fail: (240) [system] char_type(n, end_of_line)
   Call: (240) [system] n=end_of_file
   Fail: (240) [system] n=end_of_file
^  Call: (240) [user] read_until_eol((0x55798e5fad60), _210488)
   Call: (241) [system] get_char((0x55798e5fad60), _211418)
   Exit: (241) [system] get_char((0x55798e5fad60), i)
   Call: (241) [system] char_type(i, end_of_line)
   Fail: (241) [system] char_type(i, end_of_line)
   Call: (241) [system] i=end_of_file
   Fail: (241) [system] i=end_of_file
^  Call: (241) [user] read_until_eol((0x55798e5fad60), _216988)
   Call: (242) [system] get_char((0x55798e5fad60), _217918)
   Exit: (242) [system] get_char((0x55798e5fad60), t)
   Call: (242) [system] char_type(t, end_of_line)
   Fail: (242) [system] char_type(t, end_of_line)
   Call: (242) [system] t=end_of_file
   Fail: (242) [system] t=end_of_file
^  Call: (242) [user] read_until_eol((0x55798e5fad60), _223488)
   Call: (243) [system] get_char((0x55798e5fad60), _224418)
   Exit: (243) [system] get_char((0x55798e5fad60), y)
   Call: (243) [system] char_type(y, end_of_line)
   Fail: (243) [system] char_type(y, end_of_line)
   Call: (243) [system] y=end_of_file
   Fail: (243) [system] y=end_of_file
^  Call: (243) [user] read_until_eol((0x55798e5fad60), _229988)
   Call: (244) [system] get_char((0x55798e5fad60), _230918)
   Exit: (244) [system] get_char((0x55798e5fad60), /)
   Call: (244) [system] char_type(/, end_of_line)
   Fail: (244) [system] char_type(/, end_of_line)
   Call: (244) [system] (/)=end_of_file
   Fail: (244) [system] (/)=end_of_file
^  Call: (244) [user] read_until_eol((0x55798e5fad60), _236488)
   Call: (245) [system] get_char((0x55798e5fad60), _237418)
   Exit: (245) [system] get_char((0x55798e5fad60), t)
   Call: (245) [system] char_type(t, end_of_line)
   Fail: (245) [system] char_type(t, end_of_line)
   Call: (245) [system] t=end_of_file
   Fail: (245) [system] t=end_of_file
^  Call: (245) [user] read_until_eol((0x55798e5fad60), _242988)
   Call: (246) [system] get_char((0x55798e5fad60), _243918)
   Exit: (246) [system] get_char((0x55798e5fad60), i)
   Call: (246) [system] char_type(i, end_of_line)
   Fail: (246) [system] char_type(i, end_of_line)
   Call: (246) [system] i=end_of_file
   Fail: (246) [system] i=end_of_file
^  Call: (246) [user] read_until_eol((0x55798e5fad60), _249488)
   Call: (247) [system] get_char((0x55798e5fad60), _250418)
   Exit: (247) [system] get_char((0x55798e5fad60), m)
   Call: (247) [system] char_type(m, end_of_line)
   Fail: (247) [system] char_type(m, end_of_line)
   Call: (247) [system] m=end_of_file
   Fail: (247) [system] m=end_of_file
^  Call: (247) [user] read_until_eol((0x55798e5fad60), _255988)
   Call: (248) [system] get_char((0x55798e5fad60), _256918)
   Exit: (248) [system] get_char((0x55798e5fad60), e)
   Call: (248) [system] char_type(e, end_of_line)
   Fail: (248) [system] char_type(e, end_of_line)
   Call: (248) [system] e=end_of_file
   Fail: (248) [system] e=end_of_file
^  Call: (248) [user] read_until_eol((0x55798e5fad60), _262488)
   Call: (249) [system] get_char((0x55798e5fad60), _263418)
   Exit: (249) [system] get_char((0x55798e5fad60), '_')
   Call: (249) [system] char_type('_', end_of_line)
   Fail: (249) [system] char_type('_', end_of_line)
   Call: (249) [system] '_'=end_of_file
   Fail: (249) [system] '_'=end_of_file
^  Call: (249) [user] read_until_eol((0x55798e5fad60), _268988)
   Call: (250) [system] get_char((0x55798e5fad60), _269918)
   Exit: (250) [system] get_char((0x55798e5fad60), s)
   Call: (250) [system] char_type(s, end_of_line)
   Fail: (250) [system] char_type(s, end_of_line)
   Call: (250) [system] s=end_of_file
   Fail: (250) [system] s=end_of_file
^  Call: (250) [user] read_until_eol((0x55798e5fad60), _275488)
   Call: (251) [system] get_char((0x55798e5fad60), _276418)
   Exit: (251) [system] get_char((0x55798e5fad60), y)
   Call: (251) [system] char_type(y, end_of_line)
   Fail: (251) [system] char_type(y, end_of_line)
   Call: (251) [system] y=end_of_file
   Fail: (251) [system] y=end_of_file
^  Call: (251) [user] read_until_eol((0x55798e5fad60), _281988)
   Call: (252) [system] get_char((0x55798e5fad60), _282918)
   Exit: (252) [system] get_char((0x55798e5fad60), n)
   Call: (252) [system] char_type(n, end_of_line)
   Fail: (252) [system] char_type(n, end_of_line)
   Call: (252) [system] n=end_of_file
   Fail: (252) [system] n=end_of_file
^  Call: (252) [user] read_until_eol((0x55798e5fad60), _288488)
   Call: (253) [system] get_char((0x55798e5fad60), _289418)
   Exit: (253) [system] get_char((0x55798e5fad60), t)
   Call: (253) [system] char_type(t, end_of_line)
   Fail: (253) [system] char_type(t, end_of_line)
   Call: (253) [system] t=end_of_file
   Fail: (253) [system] t=end_of_file
^  Call: (253) [user] read_until_eol((0x55798e5fad60), _294988)
   Call: (254) [system] get_char((0x55798e5fad60), _295918)
   Exit: (254) [system] get_char((0x55798e5fad60), h)
   Call: (254) [system] char_type(h, end_of_line)
   Fail: (254) [system] char_type(h, end_of_line)
   Call: (254) [system] h=end_of_file
   Fail: (254) [system] h=end_of_file
^  Call: (254) [user] read_until_eol((0x55798e5fad60), _301488)
   Call: (255) [system] get_char((0x55798e5fad60), _302418)
   Exit: (255) [system] get_char((0x55798e5fad60), e)
   Call: (255) [system] char_type(e, end_of_line)
   Fail: (255) [system] char_type(e, end_of_line)
   Call: (255) [system] e=end_of_file
   Fail: (255) [system] e=end_of_file
^  Call: (255) [user] read_until_eol((0x55798e5fad60), _307988)
   Call: (256) [system] get_char((0x55798e5fad60), _308918)
   Exit: (256) [system] get_char((0x55798e5fad60), s)
   Call: (256) [system] char_type(s, end_of_line)
   Fail: (256) [system] char_type(s, end_of_line)
   Call: (256) [system] s=end_of_file
   Fail: (256) [system] s=end_of_file
^  Call: (256) [user] read_until_eol((0x55798e5fad60), _314488)
   Call: (257) [system] get_char((0x55798e5fad60), _315418)
   Exit: (257) [system] get_char((0x55798e5fad60), i)
   Call: (257) [system] char_type(i, end_of_line)
   Fail: (257) [system] char_type(i, end_of_line)
   Call: (257) [system] i=end_of_file
   Fail: (257) [system] i=end_of_file
^  Call: (257) [user] read_until_eol((0x55798e5fad60), _320988)
   Call: (258) [system] get_char((0x55798e5fad60), _321918)
   Exit: (258) [system] get_char((0x55798e5fad60), z)
   Call: (258) [system] char_type(z, end_of_line)
   Fail: (258) [system] char_type(z, end_of_line)
   Call: (258) [system] z=end_of_file
   Fail: (258) [system] z=end_of_file
^  Call: (258) [user] read_until_eol((0x55798e5fad60), _327488)
   Call: (259) [system] get_char((0x55798e5fad60), _328418)
   Exit: (259) [system] get_char((0x55798e5fad60), e)
   Call: (259) [system] char_type(e, end_of_line)
   Fail: (259) [system] char_type(e, end_of_line)
   Call: (259) [system] e=end_of_file
   Fail: (259) [system] e=end_of_file
^  Call: (259) [user] read_until_eol((0x55798e5fad60), _333988)
   Call: (260) [system] get_char((0x55798e5fad60), _334918)
   Exit: (260) [system] get_char((0x55798e5fad60), '.')
   Call: (260) [system] char_type('.', end_of_line)
   Fail: (260) [system] char_type('.', end_of_line)
   Call: (260) [system] ('.')=end_of_file
   Fail: (260) [system] ('.')=end_of_file
^  Call: (260) [user] read_until_eol((0x55798e5fad60), _340488)
   Call: (261) [system] get_char((0x55798e5fad60), _341418)
   Exit: (261) [system] get_char((0x55798e5fad60), m)
   Call: (261) [system] char_type(m, end_of_line)
   Fail: (261) [system] char_type(m, end_of_line)
   Call: (261) [system] m=end_of_file
   Fail: (261) [system] m=end_of_file
^  Call: (261) [user] read_until_eol((0x55798e5fad60), _346988)
   Call: (262) [system] get_char((0x55798e5fad60), _347918)
   Exit: (262) [system] get_char((0x55798e5fad60), e)
   Call: (262) [system] char_type(e, end_of_line)
   Fail: (262) [system] char_type(e, end_of_line)
   Call: (262) [system] e=end_of_file
   Fail: (262) [system] e=end_of_file
^  Call: (262) [user] read_until_eol((0x55798e5fad60), _353488)
   Call: (263) [system] get_char((0x55798e5fad60), _354418)
   Exit: (263) [system] get_char((0x55798e5fad60), t)
   Call: (263) [system] char_type(t, end_of_line)
   Fail: (263) [system] char_type(t, end_of_line)
   Call: (263) [system] t=end_of_file
   Fail: (263) [system] t=end_of_file
^  Call: (263) [user] read_until_eol((0x55798e5fad60), _359988)
   Call: (264) [system] get_char((0x55798e5fad60), _360918)
   Exit: (264) [system] get_char((0x55798e5fad60), t)
   Call: (264) [system] char_type(t, end_of_line)
   Fail: (264) [system] char_type(t, end_of_line)
   Call: (264) [system] t=end_of_file
   Fail: (264) [system] t=end_of_file
^  Call: (264) [user] read_until_eol((0x55798e5fad60), _366488)
   Call: (265) [system] get_char((0x55798e5fad60), _367418)
   Exit: (265) [system] get_char((0x55798e5fad60), a)
   Call: (265) [system] char_type(a, end_of_line)
   Fail: (265) [system] char_type(a, end_of_line)
   Call: (265) [system] a=end_of_file
   Fail: (265) [system] a=end_of_file
^  Call: (265) [user] read_until_eol((0x55798e5fad60), _372988)
   Call: (266) [system] get_char((0x55798e5fad60), _373918)
   Exit: (266) [system] get_char((0x55798e5fad60), '.')
   Call: (266) [system] char_type('.', end_of_line)
   Fail: (266) [system] char_type('.', end_of_line)
   Call: (266) [system] ('.')=end_of_file
   Fail: (266) [system] ('.')=end_of_file
^  Call: (266) [user] read_until_eol((0x55798e5fad60), _379488)
   Call: (267) [system] get_char((0x55798e5fad60), _380418)
   Exit: (267) [system] get_char((0x55798e5fad60), *)
   Call: (267) [system] char_type(*, end_of_line)
   Fail: (267) [system] char_type(*, end_of_line)
   Call: (267) [system] (*)=end_of_file
   Fail: (267) [system] (*)=end_of_file
^  Call: (267) [user] read_until_eol((0x55798e5fad60), _385988)
   Call: (268) [system] get_char((0x55798e5fad60), _386918)
   Exit: (268) [system] get_char((0x55798e5fad60), l)
   Call: (268) [system] char_type(l, end_of_line)
   Fail: (268) [system] char_type(l, end_of_line)
   Call: (268) [system] l=end_of_file
   Fail: (268) [system] l=end_of_file
^  Call: (268) [user] read_until_eol((0x55798e5fad60), _392488)
   Call: (269) [system] get_char((0x55798e5fad60), _393418)
   Exit: (269) [system] get_char((0x55798e5fad60), *)
   Call: (269) [system] char_type(*, end_of_line)
   Fail: (269) [system] char_type(*, end_of_line)
   Call: (269) [system] (*)=end_of_file
   Fail: (269) [system] (*)=end_of_file
^  Call: (269) [user] read_until_eol((0x55798e5fad60), _398988)
   Call: (270) [system] get_char((0x55798e5fad60), _399918)
   Exit: (270) [system] get_char((0x55798e5fad60), ' ')
   Call: (270) [system] char_type(' ', end_of_line)
   Fail: (270) [system] char_type(' ', end_of_line)
   Call: (270) [system] ' '=end_of_file
   Fail: (270) [system] ' '=end_of_file
^  Call: (270) [user] read_until_eol((0x55798e5fad60), _405488)
   Call: (271) [system] get_char((0x55798e5fad60), _406418)
   Exit: (271) [system] get_char((0x55798e5fad60), ;)
   Call: (271) [system] char_type(;, end_of_line)
   Fail: (271) [system] char_type(;, end_of_line)
   Call: (271) [system] (;)=end_of_file
   Fail: (271) [system] (;)=end_of_file
^  Call: (271) [user] read_until_eol((0x55798e5fad60), _411988)
   Call: (272) [system] get_char((0x55798e5fad60), _412918)
   Exit: (272) [system] get_char((0x55798e5fad60), ' ')
   Call: (272) [system] char_type(' ', end_of_line)
   Fail: (272) [system] char_type(' ', end_of_line)
   Call: (272) [system] ' '=end_of_file
   Fail: (272) [system] ' '=end_of_file
^  Call: (272) [user] read_until_eol((0x55798e5fad60), _418488)
   Call: (273) [system] get_char((0x55798e5fad60), _419418)
   Exit: (273) [system] get_char((0x55798e5fad60), t)
   Call: (273) [system] char_type(t, end_of_line)
   Fail: (273) [system] char_type(t, end_of_line)
   Call: (273) [system] t=end_of_file
   Fail: (273) [system] t=end_of_file
^  Call: (273) [user] read_until_eol((0x55798e5fad60), _424988)
   Call: (274) [system] get_char((0x55798e5fad60), _425918)
   Exit: (274) [system] get_char((0x55798e5fad60), i)
   Call: (274) [system] char_type(i, end_of_line)
   Fail: (274) [system] char_type(i, end_of_line)
   Call: (274) [system] i=end_of_file
   Fail: (274) [system] i=end_of_file
^  Call: (274) [user] read_until_eol((0x55798e5fad60), _431488)
   Call: (275) [system] get_char((0x55798e5fad60), _432418)
   Exit: (275) [system] get_char((0x55798e5fad60), m)
   Call: (275) [system] char_type(m, end_of_line)
   Fail: (275) [system] char_type(m, end_of_line)
   Call: (275) [system] m=end_of_file
   Fail: (275) [system] m=end_of_file
^  Call: (275) [user] read_until_eol((0x55798e5fad60), _437988)
   Call: (276) [system] get_char((0x55798e5fad60), _438918)
   Exit: (276) [system] get_char((0x55798e5fad60), e)
   Call: (276) [system] char_type(e, end_of_line)
   Fail: (276) [system] char_type(e, end_of_line)
   Call: (276) [system] e=end_of_file
   Fail: (276) [system] e=end_of_file
^  Call: (276) [user] read_until_eol((0x55798e5fad60), _444488)
   Call: (277) [system] get_char((0x55798e5fad60), _445418)
   Exit: (277) [system] get_char((0x55798e5fad60), ' ')
   Call: (277) [system] char_type(' ', end_of_line)
   Fail: (277) [system] char_type(' ', end_of_line)
   Call: (277) [system] ' '=end_of_file
   Fail: (277) [system] ' '=end_of_file
^  Call: (277) [user] read_until_eol((0x55798e5fad60), _450988)
   Call: (278) [system] get_char((0x55798e5fad60), _451918)
   Exit: (278) [system] get_char((0x55798e5fad60), m)
   Call: (278) [system] char_type(m, end_of_line)
   Fail: (278) [system] char_type(m, end_of_line)
   Call: (278) [system] m=end_of_file
   Fail: (278) [system] m=end_of_file
^  Call: (278) [user] read_until_eol((0x55798e5fad60), _457488)
   Call: (279) [system] get_char((0x55798e5fad60), _458418)
   Exit: (279) [system] get_char((0x55798e5fad60), e)
   Call: (279) [system] char_type(e, end_of_line)
   Fail: (279) [system] char_type(e, end_of_line)
   Call: (279) [system] e=end_of_file
   Fail: (279) [system] e=end_of_file
^  Call: (279) [user] read_until_eol((0x55798e5fad60), _463988)
   Call: (280) [system] get_char((0x55798e5fad60), _464918)
   Exit: (280) [system] get_char((0x55798e5fad60), t)
   Call: (280) [system] char_type(t, end_of_line)
   Fail: (280) [system] char_type(t, end_of_line)
   Call: (280) [system] t=end_of_file
   Fail: (280) [system] t=end_of_file
^  Call: (280) [user] read_until_eol((0x55798e5fad60), _470488)
   Call: (281) [system] get_char((0x55798e5fad60), _471418)
   Exit: (281) [system] get_char((0x55798e5fad60), t)
   Call: (281) [system] char_type(t, end_of_line)
   Fail: (281) [system] char_type(t, end_of_line)
   Call: (281) [system] t=end_of_file
   Fail: (281) [system] t=end_of_file
^  Call: (281) [user] read_until_eol((0x55798e5fad60), _476988)
   Call: (282) [system] get_char((0x55798e5fad60), _477918)
   Exit: (282) [system] get_char((0x55798e5fad60), a)
   Call: (282) [system] char_type(a, end_of_line)
   Fail: (282) [system] char_type(a, end_of_line)
   Call: (282) [system] a=end_of_file
   Fail: (282) [system] a=end_of_file
^  Call: (282) [user] read_until_eol((0x55798e5fad60), _483488)
   Call: (283) [system] get_char((0x55798e5fad60), _484418)
   Exit: (283) [system] get_char((0x55798e5fad60), l)
   Call: (283) [system] char_type(l, end_of_line)
   Fail: (283) [system] char_type(l, end_of_line)
   Call: (283) [system] l=end_of_file
   Fail: (283) [system] l=end_of_file
^  Call: (283) [user] read_until_eol((0x55798e5fad60), _489988)
   Call: (284) [system] get_char((0x55798e5fad60), _490918)
   Exit: (284) [system] get_char((0x55798e5fad60), o)
   Call: (284) [system] char_type(o, end_of_line)
   Fail: (284) [system] char_type(o, end_of_line)
   Call: (284) [system] o=end_of_file
   Fail: (284) [system] o=end_of_file
^  Call: (284) [user] read_until_eol((0x55798e5fad60), _496488)
   Call: (285) [system] get_char((0x55798e5fad60), _497418)
   Exit: (285) [system] get_char((0x55798e5fad60), g)
   Call: (285) [system] char_type(g, end_of_line)
   Fail: (285) [system] char_type(g, end_of_line)
   Call: (285) [system] g=end_of_file
   Fail: (285) [system] g=end_of_file
^  Call: (285) [user] read_until_eol((0x55798e5fad60), _502988)
   Call: (286) [system] get_char((0x55798e5fad60), _503918)
   Exit: (286) [system] get_char((0x55798e5fad60), ' ')
   Call: (286) [system] char_type(' ', end_of_line)
   Fail: (286) [system] char_type(' ', end_of_line)
   Call: (286) [system] ' '=end_of_file
   Fail: (286) [system] ' '=end_of_file
^  Call: (286) [user] read_until_eol((0x55798e5fad60), _509488)
   Call: (287) [system] get_char((0x55798e5fad60), _510418)
   Exit: (287) [system] get_char((0x55798e5fad60), t)
   Call: (287) [system] char_type(t, end_of_line)
   Fail: (287) [system] char_type(t, end_of_line)
   Call: (287) [system] t=end_of_file
   Fail: (287) [system] t=end_of_file
^  Call: (287) [user] read_until_eol((0x55798e5fad60), _515988)
   Call: (288) [system] get_char((0x55798e5fad60), _516918)
   Exit: (288) [system] get_char((0x55798e5fad60), e)
   Call: (288) [system] char_type(e, end_of_line)
   Fail: (288) [system] char_type(e, end_of_line)
   Call: (288) [system] e=end_of_file
   Fail: (288) [system] e=end_of_file
^  Call: (288) [user] read_until_eol((0x55798e5fad60), _522488)
   Call: (289) [system] get_char((0x55798e5fad60), _523418)
   Exit: (289) [system] get_char((0x55798e5fad60), s)
   Call: (289) [system] char_type(s, end_of_line)
   Fail: (289) [system] char_type(s, end_of_line)
   Call: (289) [system] s=end_of_file
   Fail: (289) [system] s=end_of_file
^  Call: (289) [user] read_until_eol((0x55798e5fad60), _528988)
   Call: (290) [system] get_char((0x55798e5fad60), _529918)
   Exit: (290) [system] get_char((0x55798e5fad60), t)
   Call: (290) [system] char_type(t, end_of_line)
   Fail: (290) [system] char_type(t, end_of_line)
   Call: (290) [system] t=end_of_file
   Fail: (290) [system] t=end_of_file
^  Call: (290) [user] read_until_eol((0x55798e5fad60), _535488)
   Call: (291) [system] get_char((0x55798e5fad60), _536418)
   Exit: (291) [system] get_char((0x55798e5fad60), s)
   Call: (291) [system] char_type(s, end_of_line)
   Fail: (291) [system] char_type(s, end_of_line)
   Call: (291) [system] s=end_of_file
   Fail: (291) [system] s=end_of_file
^  Call: (291) [user] read_until_eol((0x55798e5fad60), _541988)
   Call: (292) [system] get_char((0x55798e5fad60), _542918)
   Exit: (292) [system] get_char((0x55798e5fad60), /)
   Call: (292) [system] char_type(/, end_of_line)
   Fail: (292) [system] char_type(/, end_of_line)
   Call: (292) [system] (/)=end_of_file
   Fail: (292) [system] (/)=end_of_file
^  Call: (292) [user] read_until_eol((0x55798e5fad60), _548488)
   Call: (293) [system] get_char((0x55798e5fad60), _549418)
   Exit: (293) [system] get_char((0x55798e5fad60), b)
   Call: (293) [system] char_type(b, end_of_line)
   Fail: (293) [system] char_type(b, end_of_line)
   Call: (293) [system] b=end_of_file
   Fail: (293) [system] b=end_of_file
^  Call: (293) [user] read_until_eol((0x55798e5fad60), _554988)
   Call: (294) [system] get_char((0x55798e5fad60), _555918)
   Exit: (294) [system] get_char((0x55798e5fad60), a)
   Call: (294) [system] char_type(a, end_of_line)
   Fail: (294) [system] char_type(a, end_of_line)
   Call: (294) [system] a=end_of_file
   Fail: (294) [system] a=end_of_file
^  Call: (294) [user] read_until_eol((0x55798e5fad60), _561488)
   Call: (295) [system] get_char((0x55798e5fad60), _562418)
   Exit: (295) [system] get_char((0x55798e5fad60), s)
   Call: (295) [system] char_type(s, end_of_line)
   Fail: (295) [system] char_type(s, end_of_line)
   Call: (295) [system] s=end_of_file
   Fail: (295) [system] s=end_of_file
^  Call: (295) [user] read_until_eol((0x55798e5fad60), _567988)
   Call: (296) [system] get_char((0x55798e5fad60), _568918)
   Exit: (296) [system] get_char((0x55798e5fad60), e)
   Call: (296) [system] char_type(e, end_of_line)
   Fail: (296) [system] char_type(e, end_of_line)
   Call: (296) [system] e=end_of_file
   Fail: (296) [system] e=end_of_file
^  Call: (296) [user] read_until_eol((0x55798e5fad60), _574488)
   Call: (297) [system] get_char((0x55798e5fad60), _575418)
   Exit: (297) [system] get_char((0x55798e5fad60), l)
   Call: (297) [system] char_type(l, end_of_line)
   Fail: (297) [system] char_type(l, end_of_line)
   Call: (297) [system] l=end_of_file
   Fail: (297) [system] l=end_of_file
^  Call: (297) [user] read_until_eol((0x55798e5fad60), _580988)
   Call: (298) [system] get_char((0x55798e5fad60), _581918)
   Exit: (298) [system] get_char((0x55798e5fad60), i)
   Call: (298) [system] char_type(i, end_of_line)
   Fail: (298) [system] char_type(i, end_of_line)
   Call: (298) [system] i=end_of_file
   Fail: (298) [system] i=end_of_file
^  Call: (298) [user] read_until_eol((0x55798e5fad60), _587488)
   Call: (299) [system] get_char((0x55798e5fad60), _588418)
   Exit: (299) [system] get_char((0x55798e5fad60), n)
   Call: (299) [system] char_type(n, end_of_line)
   Fail: (299) [system] char_type(n, end_of_line)
   Call: (299) [system] n=end_of_file
   Fail: (299) [system] n=end_of_file
^  Call: (299) [user] read_until_eol((0x55798e5fad60), _593988)
   Call: (300) [system] get_char((0x55798e5fad60), _594918)
   Exit: (300) [system] get_char((0x55798e5fad60), e)
   Call: (300) [system] char_type(e, end_of_line)
   Fail: (300) [system] char_type(e, end_of_line)
   Call: (300) [system] e=end_of_file
   Fail: (300) [system] e=end_of_file
^  Call: (300) [user] read_until_eol((0x55798e5fad60), _600488)
   Call: (301) [system] get_char((0x55798e5fad60), _601418)
   Exit: (301) [system] get_char((0x55798e5fad60), '_')
   Call: (301) [system] char_type('_', end_of_line)
   Fail: (301) [system] char_type('_', end_of_line)
   Call: (301) [system] '_'=end_of_file
   Fail: (301) [system] '_'=end_of_file
^  Call: (301) [user] read_until_eol((0x55798e5fad60), _606988)
   Call: (302) [system] get_char((0x55798e5fad60), _607918)
   Exit: (302) [system] get_char((0x55798e5fad60), c)
   Call: (302) [system] char_type(c, end_of_line)
   Fail: (302) [system] char_type(c, end_of_line)
   Call: (302) [system] c=end_of_file
   Fail: (302) [system] c=end_of_file
^  Call: (302) [user] read_until_eol((0x55798e5fad60), _613488)
   Call: (303) [system] get_char((0x55798e5fad60), _614418)
   Exit: (303) [system] get_char((0x55798e5fad60), o)
   Call: (303) [system] char_type(o, end_of_line)
   Fail: (303) [system] char_type(o, end_of_line)
   Call: (303) [system] o=end_of_file
   Fail: (303) [system] o=end_of_file
^  Call: (303) [user] read_until_eol((0x55798e5fad60), _619988)
   Call: (304) [system] get_char((0x55798e5fad60), _620918)
   Exit: (304) [system] get_char((0x55798e5fad60), m)
   Call: (304) [system] char_type(m, end_of_line)
   Fail: (304) [system] char_type(m, end_of_line)
   Call: (304) [system] m=end_of_file
   Fail: (304) [system] m=end_of_file
^  Call: (304) [user] read_until_eol((0x55798e5fad60), _626488)
   Call: (305) [system] get_char((0x55798e5fad60), _627418)
   Exit: (305) [system] get_char((0x55798e5fad60), p)
   Call: (305) [system] char_type(p, end_of_line)
   Fail: (305) [system] char_type(p, end_of_line)
   Call: (305) [system] p=end_of_file
   Fail: (305) [system] p=end_of_file
^  Call: (305) [user] read_until_eol((0x55798e5fad60), _632988)
   Call: (306) [system] get_char((0x55798e5fad60), _633918)
   Exit: (306) [system] get_char((0x55798e5fad60), a)
   Call: (306) [system] char_type(a, end_of_line)
   Fail: (306) [system] char_type(a, end_of_line)
   Call: (306) [system] a=end_of_file
   Fail: (306) [system] a=end_of_file
^  Call: (306) [user] read_until_eol((0x55798e5fad60), _639488)
   Call: (307) [system] get_char((0x55798e5fad60), _640418)
   Exit: (307) [system] get_char((0x55798e5fad60), t)
   Call: (307) [system] char_type(t, end_of_line)
   Fail: (307) [system] char_type(t, end_of_line)
   Call: (307) [system] t=end_of_file
   Fail: (307) [system] t=end_of_file
^  Call: (307) [user] read_until_eol((0x55798e5fad60), _645988)
   Call: (308) [system] get_char((0x55798e5fad60), _646918)
   Exit: (308) [system] get_char((0x55798e5fad60), /)
   Call: (308) [system] char_type(/, end_of_line)
   Fail: (308) [system] char_type(/, end_of_line)
   Call: (308) [system] (/)=end_of_file
   Fail: (308) [system] (/)=end_of_file
^  Call: (308) [user] read_until_eol((0x55798e5fad60), _652488)
   Call: (309) [system] get_char((0x55798e5fad60), _653418)
   Exit: (309) [system] get_char((0x55798e5fad60), h)
   Call: (309) [system] char_type(h, end_of_line)
   Fail: (309) [system] char_type(h, end_of_line)
   Call: (309) [system] h=end_of_file
   Fail: (309) [system] h=end_of_file
^  Call: (309) [user] read_until_eol((0x55798e5fad60), _658988)
   Call: (310) [system] get_char((0x55798e5fad60), _659918)
   Exit: (310) [system] get_char((0x55798e5fad60), y)
   Call: (310) [system] char_type(y, end_of_line)
   Fail: (310) [system] char_type(y, end_of_line)
   Call: (310) [system] y=end_of_file
   Fail: (310) [system] y=end_of_file
^  Call: (310) [user] read_until_eol((0x55798e5fad60), _665488)
   Call: (311) [system] get_char((0x55798e5fad60), _666418)
   Exit: (311) [system] get_char((0x55798e5fad60), p)
   Call: (311) [system] char_type(p, end_of_line)
   Fail: (311) [system] char_type(p, end_of_line)
   Call: (311) [system] p=end_of_file
   Fail: (311) [system] p=end_of_file
^  Call: (311) [user] read_until_eol((0x55798e5fad60), _671988)
   Call: (312) [system] get_char((0x55798e5fad60), _672918)
   Exit: (312) [system] get_char((0x55798e5fad60), e)
   Call: (312) [system] char_type(e, end_of_line)
   Fail: (312) [system] char_type(e, end_of_line)
   Call: (312) [system] e=end_of_file
   Fail: (312) [system] e=end_of_file
^  Call: (312) [user] read_until_eol((0x55798e5fad60), _678488)
   Call: (313) [system] get_char((0x55798e5fad60), _679418)
   Exit: (313) [system] get_char((0x55798e5fad60), r)
   Call: (313) [system] char_type(r, end_of_line)
   Fail: (313) [system] char_type(r, end_of_line)
   Call: (313) [system] r=end_of_file
   Fail: (313) [system] r=end_of_file
^  Call: (313) [user] read_until_eol((0x55798e5fad60), _684988)
   Call: (314) [system] get_char((0x55798e5fad60), _685918)
   Exit: (314) [system] get_char((0x55798e5fad60), o)
   Call: (314) [system] char_type(o, end_of_line)
   Fail: (314) [system] char_type(o, end_of_line)
   Call: (314) [system] o=end_of_file
   Fail: (314) [system] o=end_of_file
^  Call: (314) [user] read_until_eol((0x55798e5fad60), _691488)
   Call: (315) [system] get_char((0x55798e5fad60), _692418)
   Exit: (315) [system] get_char((0x55798e5fad60), n)
   Call: (315) [system] char_type(n, end_of_line)
   Fail: (315) [system] char_type(n, end_of_line)
   Call: (315) [system] n=end_of_file
   Fail: (315) [system] n=end_of_file
^  Call: (315) [user] read_until_eol((0x55798e5fad60), _697988)
   Call: (316) [system] get_char((0x55798e5fad60), _698918)
   Exit: (316) [system] get_char((0x55798e5fad60), -)
   Call: (316) [system] char_type(-, end_of_line)
   Fail: (316) [system] char_type(-, end_of_line)
   Call: (316) [system] (-)=end_of_file
   Fail: (316) [system] (-)=end_of_file
^  Call: (316) [user] read_until_eol((0x55798e5fad60), _704488)
   Call: (317) [system] get_char((0x55798e5fad60), _705418)
   Exit: (317) [system] get_char((0x55798e5fad60), m)
   Call: (317) [system] char_type(m, end_of_line)
   Fail: (317) [system] char_type(m, end_of_line)
   Call: (317) [system] m=end_of_file
   Fail: (317) [system] m=end_of_file
^  Call: (317) [user] read_until_eol((0x55798e5fad60), _710988)
   Call: (318) [system] get_char((0x55798e5fad60), _711918)
   Exit: (318) [system] get_char((0x55798e5fad60), e)
   Call: (318) [system] char_type(e, end_of_line)
   Fail: (318) [system] char_type(e, end_of_line)
   Call: (318) [system] e=end_of_file
   Fail: (318) [system] e=end_of_file
^  Call: (318) [user] read_until_eol((0x55798e5fad60), _717488)
   Call: (319) [system] get_char((0x55798e5fad60), _718418)
   Exit: (319) [system] get_char((0x55798e5fad60), t)
   Call: (319) [system] char_type(t, end_of_line)
   Fail: (319) [system] char_type(t, end_of_line)
   Call: (319) [system] t=end_of_file
   Fail: (319) [system] t=end_of_file
^  Call: (319) [user] read_until_eol((0x55798e5fad60), _723988)
   Call: (320) [system] get_char((0x55798e5fad60), _724918)
   Exit: (320) [system] get_char((0x55798e5fad60), t)
   Call: (320) [system] char_type(t, end_of_line)
   Fail: (320) [system] char_type(t, end_of_line)
   Call: (320) [system] t=end_of_file
   Fail: (320) [system] t=end_of_file
^  Call: (320) [user] read_until_eol((0x55798e5fad60), _730488)
   Call: (321) [system] get_char((0x55798e5fad60), _731418)
   Exit: (321) [system] get_char((0x55798e5fad60), a)
   Call: (321) [system] char_type(a, end_of_line)
   Fail: (321) [system] char_type(a, end_of_line)
   Call: (321) [system] a=end_of_file
   Fail: (321) [system] a=end_of_file
^  Call: (321) [user] read_until_eol((0x55798e5fad60), _736988)
   Call: (322) [system] get_char((0x55798e5fad60), _737918)
   Exit: (322) [system] get_char((0x55798e5fad60), l)
   Call: (322) [system] char_type(l, end_of_line)
   Fail: (322) [system] char_type(l, end_of_line)
   Call: (322) [system] l=end_of_file
   Fail: (322) [system] l=end_of_file
^  Call: (322) [user] read_until_eol((0x55798e5fad60), _743488)
   Call: (323) [system] get_char((0x55798e5fad60), _744418)
   Exit: (323) [system] get_char((0x55798e5fad60), o)
   Call: (323) [system] char_type(o, end_of_line)
   Fail: (323) [system] char_type(o, end_of_line)
   Call: (323) [system] o=end_of_file
   Fail: (323) [system] o=end_of_file
^  Call: (323) [user] read_until_eol((0x55798e5fad60), _749988)
   Call: (324) [system] get_char((0x55798e5fad60), _750918)
   Exit: (324) [system] get_char((0x55798e5fad60), g)
   Call: (324) [system] char_type(g, end_of_line)
   Fail: (324) [system] char_type(g, end_of_line)
   Call: (324) [system] g=end_of_file
   Fail: (324) [system] g=end_of_file
^  Call: (324) [user] read_until_eol((0x55798e5fad60), _756488)
   Call: (325) [system] get_char((0x55798e5fad60), _757418)
   Exit: (325) [system] get_char((0x55798e5fad60), '_')
   Call: (325) [system] char_type('_', end_of_line)
   Fail: (325) [system] char_type('_', end_of_line)
   Call: (325) [system] '_'=end_of_file
   Fail: (325) [system] '_'=end_of_file
^  Call: (325) [user] read_until_eol((0x55798e5fad60), _762988)
   Call: (326) [system] get_char((0x55798e5fad60), _763918)
   Exit: (326) [system] get_char((0x55798e5fad60), s)
   Call: (326) [system] char_type(s, end_of_line)
   Fail: (326) [system] char_type(s, end_of_line)
   Call: (326) [system] s=end_of_file
   Fail: (326) [system] s=end_of_file
^  Call: (326) [user] read_until_eol((0x55798e5fad60), _769488)
   Call: (327) [system] get_char((0x55798e5fad60), _770418)
   Exit: (327) [system] get_char((0x55798e5fad60), a)
   Call: (327) [system] char_type(a, end_of_line)
   Fail: (327) [system] char_type(a, end_of_line)
   Call: (327) [system] a=end_of_file
   Fail: (327) [system] a=end_of_file
^  Call: (327) [user] read_until_eol((0x55798e5fad60), _775988)
   Call: (328) [system] get_char((0x55798e5fad60), _776918)
   Exit: (328) [system] get_char((0x55798e5fad60), n)
   Call: (328) [system] char_type(n, end_of_line)
   Fail: (328) [system] char_type(n, end_of_line)
   Call: (328) [system] n=end_of_file
   Fail: (328) [system] n=end_of_file
^  Call: (328) [user] read_until_eol((0x55798e5fad60), _782488)
   Call: (329) [system] get_char((0x55798e5fad60), _783418)
   Exit: (329) [system] get_char((0x55798e5fad60), i)
   Call: (329) [system] char_type(i, end_of_line)
   Fail: (329) [system] char_type(i, end_of_line)
   Call: (329) [system] i=end_of_file
   Fail: (329) [system] i=end_of_file
^  Call: (329) [user] read_until_eol((0x55798e5fad60), _788988)
   Call: (330) [system] get_char((0x55798e5fad60), _789918)
   Exit: (330) [system] get_char((0x55798e5fad60), t)
   Call: (330) [system] char_type(t, end_of_line)
   Fail: (330) [system] char_type(t, end_of_line)
   Call: (330) [system] t=end_of_file
   Fail: (330) [system] t=end_of_file
^  Call: (330) [user] read_until_eol((0x55798e5fad60), _795488)
   Call: (331) [system] get_char((0x55798e5fad60), _796418)
   Exit: (331) [system] get_char((0x55798e5fad60), y)
   Call: (331) [system] char_type(y, end_of_line)
   Fail: (331) [system] char_type(y, end_of_line)
   Call: (331) [system] y=end_of_file
   Fail: (331) [system] y=end_of_file
^  Call: (331) [user] read_until_eol((0x55798e5fad60), _801988)
   Call: (332) [system] get_char((0x55798e5fad60), _802918)
   Exit: (332) [system] get_char((0x55798e5fad60), /)
   Call: (332) [system] char_type(/, end_of_line)
   Fail: (332) [system] char_type(/, end_of_line)
   Call: (332) [system] (/)=end_of_file
   Fail: (332) [system] (/)=end_of_file
^  Call: (332) [user] read_until_eol((0x55798e5fad60), _808488)
   Call: (333) [system] get_char((0x55798e5fad60), _809418)
   Exit: (333) [system] get_char((0x55798e5fad60), t)
   Call: (333) [system] char_type(t, end_of_line)
   Fail: (333) [system] char_type(t, end_of_line)
   Call: (333) [system] t=end_of_file
   Fail: (333) [system] t=end_of_file
^  Call: (333) [user] read_until_eol((0x55798e5fad60), _814988)
   Call: (334) [system] get_char((0x55798e5fad60), _815918)
   Exit: (334) [system] get_char((0x55798e5fad60), i)
   Call: (334) [system] char_type(i, end_of_line)
   Fail: (334) [system] char_type(i, end_of_line)
   Call: (334) [system] i=end_of_file
   Fail: (334) [system] i=end_of_file
^  Call: (334) [user] read_until_eol((0x55798e5fad60), _821488)
   Call: (335) [system] get_char((0x55798e5fad60), _822418)
   Exit: (335) [system] get_char((0x55798e5fad60), m)
   Call: (335) [system] char_type(m, end_of_line)
   Fail: (335) [system] char_type(m, end_of_line)
   Call: (335) [system] m=end_of_file
   Fail: (335) [system] m=end_of_file
^  Call: (335) [user] read_until_eol((0x55798e5fad60), _827988)
   Call: (336) [system] get_char((0x55798e5fad60), _828918)
   Exit: (336) [system] get_char((0x55798e5fad60), e)
   Call: (336) [system] char_type(e, end_of_line)
   Fail: (336) [system] char_type(e, end_of_line)
   Call: (336) [system] e=end_of_file
   Fail: (336) [system] e=end_of_file
^  Call: (336) [user] read_until_eol((0x55798e5fad60), _834488)
   Call: (337) [system] get_char((0x55798e5fad60), _835418)
   Exit: (337) [system] get_char((0x55798e5fad60), '_')
   Call: (337) [system] char_type('_', end_of_line)
   Fail: (337) [system] char_type('_', end_of_line)
   Call: (337) [system] '_'=end_of_file
   Fail: (337) [system] '_'=end_of_file
^  Call: (337) [user] read_until_eol((0x55798e5fad60), _840988)
   Call: (338) [system] get_char((0x55798e5fad60), _841918)
   Exit: (338) [system] get_char((0x55798e5fad60), s)
   Call: (338) [system] char_type(s, end_of_line)
   Fail: (338) [system] char_type(s, end_of_line)
   Call: (338) [system] s=end_of_file
   Fail: (338) [system] s=end_of_file
^  Call: (338) [user] read_until_eol((0x55798e5fad60), _847488)
   Call: (339) [system] get_char((0x55798e5fad60), _848418)
   Exit: (339) [system] get_char((0x55798e5fad60), y)
   Call: (339) [system] char_type(y, end_of_line)
   Fail: (339) [system] char_type(y, end_of_line)
   Call: (339) [system] y=end_of_file
   Fail: (339) [system] y=end_of_file
^  Call: (339) [user] read_until_eol((0x55798e5fad60), _853988)
   Call: (340) [system] get_char((0x55798e5fad60), _854918)
   Exit: (340) [system] get_char((0x55798e5fad60), n)
   Call: (340) [system] char_type(n, end_of_line)
   Fail: (340) [system] char_type(n, end_of_line)
   Call: (340) [system] n=end_of_file
   Fail: (340) [system] n=end_of_file
^  Call: (340) [user] read_until_eol((0x55798e5fad60), _860488)
   Call: (341) [system] get_char((0x55798e5fad60), _861418)
   Exit: (341) [system] get_char((0x55798e5fad60), t)
   Call: (341) [system] char_type(t, end_of_line)
   Fail: (341) [system] char_type(t, end_of_line)
   Call: (341) [system] t=end_of_file
   Fail: (341) [system] t=end_of_file
^  Call: (341) [user] read_until_eol((0x55798e5fad60), _866988)
   Call: (342) [system] get_char((0x55798e5fad60), _867918)
   Exit: (342) [system] get_char((0x55798e5fad60), h)
   Call: (342) [system] char_type(h, end_of_line)
   Fail: (342) [system] char_type(h, end_of_line)
   Call: (342) [system] h=end_of_file
   Fail: (342) [system] h=end_of_file
^  Call: (342) [user] read_until_eol((0x55798e5fad60), _873488)
   Call: (343) [system] get_char((0x55798e5fad60), _874418)
   Exit: (343) [system] get_char((0x55798e5fad60), e)
   Call: (343) [system] char_type(e, end_of_line)
   Fail: (343) [system] char_type(e, end_of_line)
   Call: (343) [system] e=end_of_file
   Fail: (343) [system] e=end_of_file
^  Call: (343) [user] read_until_eol((0x55798e5fad60), _879988)
   Call: (344) [system] get_char((0x55798e5fad60), _880918)
   Exit: (344) [system] get_char((0x55798e5fad60), s)
   Call: (344) [system] char_type(s, end_of_line)
   Fail: (344) [system] char_type(s, end_of_line)
   Call: (344) [system] s=end_of_file
   Fail: (344) [system] s=end_of_file
^  Call: (344) [user] read_until_eol((0x55798e5fad60), _886488)
   Call: (345) [system] get_char((0x55798e5fad60), _887418)
   Exit: (345) [system] get_char((0x55798e5fad60), i)
   Call: (345) [system] char_type(i, end_of_line)
   Fail: (345) [system] char_type(i, end_of_line)
   Call: (345) [system] i=end_of_file
   Fail: (345) [system] i=end_of_file
^  Call: (345) [user] read_until_eol((0x55798e5fad60), _892988)
   Call: (346) [system] get_char((0x55798e5fad60), _893918)
   Exit: (346) [system] get_char((0x55798e5fad60), z)
   Call: (346) [system] char_type(z, end_of_line)
   Fail: (346) [system] char_type(z, end_of_line)
   Call: (346) [system] z=end_of_file
   Fail: (346) [system] z=end_of_file
^  Call: (346) [user] read_until_eol((0x55798e5fad60), _899488)
   Call: (347) [system] get_char((0x55798e5fad60), _900418)
   Exit: (347) [system] get_char((0x55798e5fad60), e)
   Call: (347) [system] char_type(e, end_of_line)
   Fail: (347) [system] char_type(e, end_of_line)
   Call: (347) [system] e=end_of_file
   Fail: (347) [system] e=end_of_file
^  Call: (347) [user] read_until_eol((0x55798e5fad60), _905988)
   Call: (348) [system] get_char((0x55798e5fad60), _906918)
   Exit: (348) [system] get_char((0x55798e5fad60), '.')
   Call: (348) [system] char_type('.', end_of_line)
   Fail: (348) [system] char_type('.', end_of_line)
   Call: (348) [system] ('.')=end_of_file
   Fail: (348) [system] ('.')=end_of_file
^  Call: (348) [user] read_until_eol((0x55798e5fad60), _912488)
   Call: (349) [system] get_char((0x55798e5fad60), _913418)
   Exit: (349) [system] get_char((0x55798e5fad60), m)
   Call: (349) [system] char_type(m, end_of_line)
   Fail: (349) [system] char_type(m, end_of_line)
   Call: (349) [system] m=end_of_file
   Fail: (349) [system] m=end_of_file
^  Call: (349) [user] read_until_eol((0x55798e5fad60), _918988)
   Call: (350) [system] get_char((0x55798e5fad60), _919918)
   Exit: (350) [system] get_char((0x55798e5fad60), e)
   Call: (350) [system] char_type(e, end_of_line)
   Fail: (350) [system] char_type(e, end_of_line)
   Call: (350) [system] e=end_of_file
   Fail: (350) [system] e=end_of_file
^  Call: (350) [user] read_until_eol((0x55798e5fad60), _925488)
   Call: (351) [system] get_char((0x55798e5fad60), _926418)
   Exit: (351) [system] get_char((0x55798e5fad60), t)
   Call: (351) [system] char_type(t, end_of_line)
   Fail: (351) [system] char_type(t, end_of_line)
   Call: (351) [system] t=end_of_file
   Fail: (351) [system] t=end_of_file
^  Call: (351) [user] read_until_eol((0x55798e5fad60), _931988)
   Call: (352) [system] get_char((0x55798e5fad60), _932918)
   Exit: (352) [system] get_char((0x55798e5fad60), t)
   Call: (352) [system] char_type(t, end_of_line)
   Fail: (352) [system] char_type(t, end_of_line)
   Call: (352) [system] t=end_of_file
   Fail: (352) [system] t=end_of_file
^  Call: (352) [user] read_until_eol((0x55798e5fad60), _938488)
   Call: (353) [system] get_char((0x55798e5fad60), _939418)
   Exit: (353) [system] get_char((0x55798e5fad60), a)
   Call: (353) [system] char_type(a, end_of_line)
   Fail: (353) [system] char_type(a, end_of_line)
   Call: (353) [system] a=end_of_file
   Fail: (353) [system] a=end_of_file
^  Call: (353) [user] read_until_eol((0x55798e5fad60), _944988)
   Call: (354) [system] get_char((0x55798e5fad60), _945918)
   Exit: (354) [system] get_char((0x55798e5fad60), '\n')
   Call: (354) [system] char_type('\n', end_of_line)
   Exit: (354) [system] char_type('\n', end_of_line)
   Call: (354) [system] _944988=""
   Exit: (354) [system] ""=""
^  Exit: (353) [user] read_until_eol((0x55798e5fad60), "")
   Call: (353) [system] string_concat(a, "", _938488)
   Exit: (353) [system] string_concat(a, "", "a")
^  Exit: (352) [user] read_until_eol((0x55798e5fad60), "a")
   Call: (352) [system] string_concat(t, "a", _931988)
   Exit: (352) [system] string_concat(t, "a", "ta")
^  Exit: (351) [user] read_until_eol((0x55798e5fad60), "ta")
   Call: (351) [system] string_concat(t, "ta", _925488)
   Exit: (351) [system] string_concat(t, "ta", "tta")
^  Exit: (350) [user] read_until_eol((0x55798e5fad60), "tta")
   Call: (350) [system] string_concat(e, "tta", _918988)
   Exit: (350) [system] string_concat(e, "tta", "etta")
^  Exit: (349) [user] read_until_eol((0x55798e5fad60), "etta")
   Call: (349) [system] string_concat(m, "etta", _912488)
   Exit: (349) [system] string_concat(m, "etta", "metta")
^  Exit: (348) [user] read_until_eol((0x55798e5fad60), "metta")
   Call: (348) [system] string_concat('.', "metta", _905988)
   Exit: (348) [system] string_concat('.', "metta", ".metta")
^  Exit: (347) [user] read_until_eol((0x55798e5fad60), ".metta")
   Call: (347) [system] string_concat(e, ".metta", _899488)
   Exit: (347) [system] string_concat(e, ".metta", "e.metta")
^  Exit: (346) [user] read_until_eol((0x55798e5fad60), "e.metta")
   Call: (346) [system] string_concat(z, "e.metta", _892988)
   Exit: (346) [system] string_concat(z, "e.metta", "ze.metta")
^  Exit: (345) [user] read_until_eol((0x55798e5fad60), "ze.metta")
   Call: (345) [system] string_concat(i, "ze.metta", _886488)
   Exit: (345) [system] string_concat(i, "ze.metta", "ize.metta")
^  Exit: (344) [user] read_until_eol((0x55798e5fad60), "ize.metta")
   Call: (344) [system] string_concat(s, "ize.metta", _879988)
   Exit: (344) [system] string_concat(s, "ize.metta", "size.metta")
^  Exit: (343) [user] read_until_eol((0x55798e5fad60), "size.metta")
   Call: (343) [system] string_concat(e, "size.metta", _873488)
   Exit: (343) [system] string_concat(e, "size.metta", "esize.metta")
^  Exit: (342) [user] read_until_eol((0x55798e5fad60), "esize.metta")
   Call: (342) [system] string_concat(h, "esize.metta", _866988)
   Exit: (342) [system] string_concat(h, "esize.metta", "hesize.metta")
^  Exit: (341) [user] read_until_eol((0x55798e5fad60), "hesize.metta")
   Call: (341) [system] string_concat(t, "hesize.metta", _860488)
   Exit: (341) [system] string_concat(t, "hesize.metta", "thesize.metta")
^  Exit: (340) [user] read_until_eol((0x55798e5fad60), "thesize.metta")
   Call: (340) [system] string_concat(n, "thesize.metta", _853988)
   Exit: (340) [system] string_concat(n, "thesize.metta", "nthesize.metta")
^  Exit: (339) [user] read_until_eol((0x55798e5fad60), "nthesize.metta")
   Call: (339) [system] string_concat(y, "nthesize.metta", _847488)
   Exit: (339) [system] string_concat(y, "nthesize.metta", "ynthesize.metta")
^  Exit: (338) [user] read_until_eol((0x55798e5fad60), "ynthesize.metta")
   Call: (338) [system] string_concat(s, "ynthesize.metta", _840988)
   Exit: (338) [system] string_concat(s, "ynthesize.metta", "synthesize.metta")
^  Exit: (337) [user] read_until_eol((0x55798e5fad60), "synthesize.metta")
   Call: (337) [system] string_concat('_', "synthesize.metta", _834488)
   Exit: (337) [system] string_concat('_', "synthesize.metta", "_synthesize.metta")
^  Exit: (336) [user] read_until_eol((0x55798e5fad60), "_synthesize.metta")
   Call: (336) [system] string_concat(e, "_synthesize.metta", _827988)
   Exit: (336) [system] string_concat(e, "_synthesize.metta", "e_synthesize.metta")
^  Exit: (335) [user] read_until_eol((0x55798e5fad60), "e_synthesize.metta")
   Call: (335) [system] string_concat(m, "e_synthesize.metta", _821488)
   Exit: (335) [system] string_concat(m, "e_synthesize.metta", "me_synthesize.metta")
^  Exit: (334) [user] read_until_eol((0x55798e5fad60), "me_synthesize.metta")
   Call: (334) [system] string_concat(i, "me_synthesize.metta", _814988)
   Exit: (334) [system] string_concat(i, "me_synthesize.metta", "ime_synthesize.metta")
^  Exit: (333) [user] read_until_eol((0x55798e5fad60), "ime_synthesize.metta")
   Call: (333) [system] string_concat(t, "ime_synthesize.metta", _808488)
   Exit: (333) [system] string_concat(t, "ime_synthesize.metta", "time_synthesize.metta")
^  Exit: (332) [user] read_until_eol((0x55798e5fad60), "time_synthesize.metta")
   Call: (332) [system] string_concat(/, "time_synthesize.metta", _801988)
   Exit: (332) [system] string_concat(/, "time_synthesize.metta", "/time_synthesize.metta")
^  Exit: (331) [user] read_until_eol((0x55798e5fad60), "/time_synthesize.metta")
   Call: (331) [system] string_concat(y, "/time_synthesize.metta", _795488)
   Exit: (331) [system] string_concat(y, "/time_synthesize.metta", "y/time_synthesize.metta")
^  Exit: (330) [user] read_until_eol((0x55798e5fad60), "y/time_synthesize.metta")
   Call: (330) [system] string_concat(t, "y/time_synthesize.metta", _788988)
   Exit: (330) [system] string_concat(t, "y/time_synthesize.metta", "ty/time_synthesize.metta")
^  Exit: (329) [user] read_until_eol((0x55798e5fad60), "ty/time_synthesize.metta")
   Call: (329) [system] string_concat(i, "ty/time_synthesize.metta", _782488)
   Exit: (329) [system] string_concat(i, "ty/time_synthesize.metta", "ity/time_synthesize.metta")
^  Exit: (328) [user] read_until_eol((0x55798e5fad60), "ity/time_synthesize.metta")
   Call: (328) [system] string_concat(n, "ity/time_synthesize.metta", _775988)
   Exit: (328) [system] string_concat(n, "ity/time_synthesize.metta", "nity/time_synthesize.metta")
^  Exit: (327) [user] read_until_eol((0x55798e5fad60), "nity/time_synthesize.metta")
   Call: (327) [system] string_concat(a, "nity/time_synthesize.metta", _769488)
   Exit: (327) [system] string_concat(a, "nity/time_synthesize.metta", "anity/time_synthesize.metta")
^  Exit: (326) [user] read_until_eol((0x55798e5fad60), "anity/time_synthesize.metta")
   Call: (326) [system] string_concat(s, "anity/time_synthesize.metta", _762988)
   Exit: (326) [system] string_concat(s, "anity/time_synthesize.metta", "sanity/time_synthesize.metta")
^  Exit: (325) [user] read_until_eol((0x55798e5fad60), "sanity/time_synthesize.metta")
   Call: (325) [system] string_concat('_', "sanity/time_synthesize.metta", _756488)
   Exit: (325) [system] string_concat('_', "sanity/time_synthesize.metta", "_sanity/time_synthesize.metta")
^  Exit: (324) [user] read_until_eol((0x55798e5fad60), "_sanity/time_synthesize.metta")
   Call: (324) [system] string_concat(g, "_sanity/time_synthesize.metta", _749988)
   Exit: (324) [system] string_concat(g, "_sanity/time_synthesize.metta", "g_sanity/time_synthesize.metta")
^  Exit: (323) [user] read_until_eol((0x55798e5fad60), "g_sanity/time_synthesize.metta")
   Call: (323) [system] string_concat(o, "g_sanity/time_synthesize.metta", _743488)
   Exit: (323) [system] string_concat(o, "g_sanity/time_synthesize.metta", "og_sanity/time_synthesize.metta")
^  Exit: (322) [user] read_until_eol((0x55798e5fad60), "og_sanity/time_synthesize.metta")
   Call: (322) [system] string_concat(l, "og_sanity/time_synthesize.metta", _736988)
   Exit: (322) [system] string_concat(l, "og_sanity/time_synthesize.metta", "log_sanity/time_synthesize.metta")
^  Exit: (321) [user] read_until_eol((0x55798e5fad60), "log_sanity/time_synthesize.metta")
   Call: (321) [system] string_concat(a, "log_sanity/time_synthesize.metta", _730488)
   Exit: (321) [system] string_concat(a, "log_sanity/time_synthesize.metta", "alog_sanity/time_synthesize.metta")
^  Exit: (320) [user] read_until_eol((0x55798e5fad60), "alog_sanity/time_synthesize.metta")
   Call: (320) [system] string_concat(t, "alog_sanity/time_synthesize.metta", _723988)
   Exit: (320) [system] string_concat(t, "alog_sanity/time_synthesize.metta", "talog_sanity/time_synthesize.metta")
^  Exit: (319) [user] read_until_eol((0x55798e5fad60), "talog_sanity/time_synthesize.metta")
   Call: (319) [system] string_concat(t, "talog_sanity/time_synthesize.metta", _717488)
   Exit: (319) [system] string_concat(t, "talog_sanity/time_synthesize.metta", "ttalog_sanity/time_synthesize.metta")
^  Exit: (318) [user] read_until_eol((0x55798e5fad60), "ttalog_sanity/time_synthesize.metta")
   Call: (318) [system] string_concat(e, "ttalog_sanity/time_synthesize.metta", _710988)
   Exit: (318) [system] string_concat(e, "ttalog_sanity/time_synthesize.metta", "ettalog_sanity/time_synthesize.metta")
^  Exit: (317) [user] read_until_eol((0x55798e5fad60), "ettalog_sanity/time_synthesize.metta")
   Call: (317) [system] string_concat(m, "ettalog_sanity/time_synthesize.metta", _704488)
   Exit: (317) [system] string_concat(m, "ettalog_sanity/time_synthesize.metta", "mettalog_sanity/time_synthesize.metta")
^  Exit: (316) [user] read_until_eol((0x55798e5fad60), "mettalog_sanity/time_synthesize.metta")
   Call: (316) [system] string_concat(-, "mettalog_sanity/time_synthesize.metta", _697988)
   Exit: (316) [system] string_concat(-, "mettalog_sanity/time_synthesize.metta", "-mettalog_sanity/time_synthesize.metta")
^  Exit: (315) [user] read_until_eol((0x55798e5fad60), "-mettalog_sanity/time_synthesize.metta")
   Call: (315) [system] string_concat(n, "-mettalog_sanity/time_synthesize.metta", _691488)
   Exit: (315) [system] string_concat(n, "-mettalog_sanity/time_synthesize.metta", "n-mettalog_sanity/time_synthesize.metta")
^  Exit: (314) [user] read_until_eol((0x55798e5fad60), "n-mettalog_sanity/time_synthesize.metta")
   Call: (314) [system] string_concat(o, "n-mettalog_sanity/time_synthesize.metta", _684988)
   Exit: (314) [system] string_concat(o, "n-mettalog_sanity/time_synthesize.metta", "on-mettalog_sanity/time_synthesize.metta")
^  Exit: (313) [user] read_until_eol((0x55798e5fad60), "on-mettalog_sanity/time_synthesize.metta")
   Call: (313) [system] string_concat(r, "on-mettalog_sanity/time_synthesize.metta", _678488)
   Exit: (313) [system] string_concat(r, "on-mettalog_sanity/time_synthesize.metta", "ron-mettalog_sanity/time_synthesize.metta")
^  Exit: (312) [user] read_until_eol((0x55798e5fad60), "ron-mettalog_sanity/time_synthesize.metta")
   Call: (312) [system] string_concat(e, "ron-mettalog_sanity/time_synthesize.metta", _671988)
   Exit: (312) [system] string_concat(e, "ron-mettalog_sanity/time_synthesize.metta", "eron-mettalog_sanity/time_synthesize.metta")
^  Exit: (311) [user] read_until_eol((0x55798e5fad60), "eron-mettalog_sanity/time_synthesize.metta")
   Call: (311) [system] string_concat(p, "eron-mettalog_sanity/time_synthesize.metta", _665488)
   Exit: (311) [system] string_concat(p, "eron-mettalog_sanity/time_synthesize.metta", "peron-mettalog_sanity/time_synthesize.metta")
^  Exit: (310) [user] read_until_eol((0x55798e5fad60), "peron-mettalog_sanity/time_synthesize.metta")
   Call: (310) [system] string_concat(y, "peron-mettalog_sanity/time_synthesize.metta", _658988)
   Exit: (310) [system] string_concat(y, "peron-mettalog_sanity/time_synthesize.metta", "yperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (309) [user] read_until_eol((0x55798e5fad60), "yperon-mettalog_sanity/time_synthesize.metta")
   Call: (309) [system] string_concat(h, "yperon-mettalog_sanity/time_synthesize.metta", _652488)
   Exit: (309) [system] string_concat(h, "yperon-mettalog_sanity/time_synthesize.metta", "hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (308) [user] read_until_eol((0x55798e5fad60), "hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (308) [system] string_concat(/, "hyperon-mettalog_sanity/time_synthesize.metta", _645988)
   Exit: (308) [system] string_concat(/, "hyperon-mettalog_sanity/time_synthesize.metta", "/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (307) [user] read_until_eol((0x55798e5fad60), "/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (307) [system] string_concat(t, "/hyperon-mettalog_sanity/time_synthesize.metta", _639488)
   Exit: (307) [system] string_concat(t, "/hyperon-mettalog_sanity/time_synthesize.metta", "t/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (306) [user] read_until_eol((0x55798e5fad60), "t/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (306) [system] string_concat(a, "t/hyperon-mettalog_sanity/time_synthesize.metta", _632988)
   Exit: (306) [system] string_concat(a, "t/hyperon-mettalog_sanity/time_synthesize.metta", "at/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (305) [user] read_until_eol((0x55798e5fad60), "at/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (305) [system] string_concat(p, "at/hyperon-mettalog_sanity/time_synthesize.metta", _626488)
   Exit: (305) [system] string_concat(p, "at/hyperon-mettalog_sanity/time_synthesize.metta", "pat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (304) [user] read_until_eol((0x55798e5fad60), "pat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (304) [system] string_concat(m, "pat/hyperon-mettalog_sanity/time_synthesize.metta", _619988)
   Exit: (304) [system] string_concat(m, "pat/hyperon-mettalog_sanity/time_synthesize.metta", "mpat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (303) [user] read_until_eol((0x55798e5fad60), "mpat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (303) [system] string_concat(o, "mpat/hyperon-mettalog_sanity/time_synthesize.metta", _613488)
   Exit: (303) [system] string_concat(o, "mpat/hyperon-mettalog_sanity/time_synthesize.metta", "ompat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (302) [user] read_until_eol((0x55798e5fad60), "ompat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (302) [system] string_concat(c, "ompat/hyperon-mettalog_sanity/time_synthesize.metta", _606988)
   Exit: (302) [system] string_concat(c, "ompat/hyperon-mettalog_sanity/time_synthesize.metta", "compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (301) [user] read_until_eol((0x55798e5fad60), "compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (301) [system] string_concat('_', "compat/hyperon-mettalog_sanity/time_synthesize.metta", _600488)
   Exit: (301) [system] string_concat('_', "compat/hyperon-mettalog_sanity/time_synthesize.metta", "_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (300) [user] read_until_eol((0x55798e5fad60), "_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (300) [system] string_concat(e, "_compat/hyperon-mettalog_sanity/time_synthesize.metta", _593988)
   Exit: (300) [system] string_concat(e, "_compat/hyperon-mettalog_sanity/time_synthesize.metta", "e_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (299) [user] read_until_eol((0x55798e5fad60), "e_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (299) [system] string_concat(n, "e_compat/hyperon-mettalog_sanity/time_synthesize.metta", _587488)
   Exit: (299) [system] string_concat(n, "e_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ne_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (298) [user] read_until_eol((0x55798e5fad60), "ne_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (298) [system] string_concat(i, "ne_compat/hyperon-mettalog_sanity/time_synthesize.metta", _580988)
   Exit: (298) [system] string_concat(i, "ne_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ine_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (297) [user] read_until_eol((0x55798e5fad60), "ine_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (297) [system] string_concat(l, "ine_compat/hyperon-mettalog_sanity/time_synthesize.metta", _574488)
   Exit: (297) [system] string_concat(l, "ine_compat/hyperon-mettalog_sanity/time_synthesize.metta", "line_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (296) [user] read_until_eol((0x55798e5fad60), "line_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (296) [system] string_concat(e, "line_compat/hyperon-mettalog_sanity/time_synthesize.metta", _567988)
   Exit: (296) [system] string_concat(e, "line_compat/hyperon-mettalog_sanity/time_synthesize.metta", "eline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (295) [user] read_until_eol((0x55798e5fad60), "eline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (295) [system] string_concat(s, "eline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _561488)
   Exit: (295) [system] string_concat(s, "eline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "seline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (294) [user] read_until_eol((0x55798e5fad60), "seline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (294) [system] string_concat(a, "seline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _554988)
   Exit: (294) [system] string_concat(a, "seline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "aseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (293) [user] read_until_eol((0x55798e5fad60), "aseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (293) [system] string_concat(b, "aseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _548488)
   Exit: (293) [system] string_concat(b, "aseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (292) [user] read_until_eol((0x55798e5fad60), "baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (292) [system] string_concat(/, "baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _541988)
   Exit: (292) [system] string_concat(/, "baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (291) [user] read_until_eol((0x55798e5fad60), "/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (291) [system] string_concat(s, "/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _535488)
   Exit: (291) [system] string_concat(s, "/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "s/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (290) [user] read_until_eol((0x55798e5fad60), "s/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (290) [system] string_concat(t, "s/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _528988)
   Exit: (290) [system] string_concat(t, "s/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (289) [user] read_until_eol((0x55798e5fad60), "ts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (289) [system] string_concat(s, "ts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _522488)
   Exit: (289) [system] string_concat(s, "ts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "sts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (288) [user] read_until_eol((0x55798e5fad60), "sts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (288) [system] string_concat(e, "sts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _515988)
   Exit: (288) [system] string_concat(e, "sts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (287) [user] read_until_eol((0x55798e5fad60), "ests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (287) [system] string_concat(t, "ests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _509488)
   Exit: (287) [system] string_concat(t, "ests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (286) [user] read_until_eol((0x55798e5fad60), "tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (286) [system] string_concat(' ', "tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _502988)
   Exit: (286) [system] string_concat(' ', "tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", " tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (285) [user] read_until_eol((0x55798e5fad60), " tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (285) [system] string_concat(g, " tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _496488)
   Exit: (285) [system] string_concat(g, " tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "g tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (284) [user] read_until_eol((0x55798e5fad60), "g tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (284) [system] string_concat(o, "g tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _489988)
   Exit: (284) [system] string_concat(o, "g tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "og tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (283) [user] read_until_eol((0x55798e5fad60), "og tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (283) [system] string_concat(l, "og tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _483488)
   Exit: (283) [system] string_concat(l, "og tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "log tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (282) [user] read_until_eol((0x55798e5fad60), "log tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (282) [system] string_concat(a, "log tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _476988)
   Exit: (282) [system] string_concat(a, "log tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "alog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (281) [user] read_until_eol((0x55798e5fad60), "alog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (281) [system] string_concat(t, "alog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _470488)
   Exit: (281) [system] string_concat(t, "alog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "talog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (280) [user] read_until_eol((0x55798e5fad60), "talog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (280) [system] string_concat(t, "talog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _463988)
   Exit: (280) [system] string_concat(t, "talog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ttalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (279) [user] read_until_eol((0x55798e5fad60), "ttalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (279) [system] string_concat(e, "ttalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _457488)
   Exit: (279) [system] string_concat(e, "ttalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (278) [user] read_until_eol((0x55798e5fad60), "ettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (278) [system] string_concat(m, "ettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _450988)
   Exit: (278) [system] string_concat(m, "ettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (277) [user] read_until_eol((0x55798e5fad60), "mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (277) [system] string_concat(' ', "mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _444488)
   Exit: (277) [system] string_concat(' ', "mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", " mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (276) [user] read_until_eol((0x55798e5fad60), " mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (276) [system] string_concat(e, " mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _437988)
   Exit: (276) [system] string_concat(e, " mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "e mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (275) [user] read_until_eol((0x55798e5fad60), "e mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (275) [system] string_concat(m, "e mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _431488)
   Exit: (275) [system] string_concat(m, "e mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "me mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (274) [user] read_until_eol((0x55798e5fad60), "me mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (274) [system] string_concat(i, "me mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _424988)
   Exit: (274) [system] string_concat(i, "me mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ime mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (273) [user] read_until_eol((0x55798e5fad60), "ime mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (273) [system] string_concat(t, "ime mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _418488)
   Exit: (273) [system] string_concat(t, "ime mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (272) [user] read_until_eol((0x55798e5fad60), "time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (272) [system] string_concat(' ', "time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _411988)
   Exit: (272) [system] string_concat(' ', "time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", " time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (271) [user] read_until_eol((0x55798e5fad60), " time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (271) [system] string_concat(;, " time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _405488)
   Exit: (271) [system] string_concat(;, " time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (270) [user] read_until_eol((0x55798e5fad60), "; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (270) [system] string_concat(' ', "; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _398988)
   Exit: (270) [system] string_concat(' ', "; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", " ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (269) [user] read_until_eol((0x55798e5fad60), " ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (269) [system] string_concat(*, " ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _392488)
   Exit: (269) [system] string_concat(*, " ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (268) [user] read_until_eol((0x55798e5fad60), "* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (268) [system] string_concat(l, "* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _385988)
   Exit: (268) [system] string_concat(l, "* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (267) [user] read_until_eol((0x55798e5fad60), "l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (267) [system] string_concat(*, "l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _379488)
   Exit: (267) [system] string_concat(*, "l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (266) [user] read_until_eol((0x55798e5fad60), "*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (266) [system] string_concat('.', "*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _372988)
   Exit: (266) [system] string_concat('.', "*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", ".*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (265) [user] read_until_eol((0x55798e5fad60), ".*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (265) [system] string_concat(a, ".*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _366488)
   Exit: (265) [system] string_concat(a, ".*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "a.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (264) [user] read_until_eol((0x55798e5fad60), "a.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (264) [system] string_concat(t, "a.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _359988)
   Exit: (264) [system] string_concat(t, "a.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (263) [user] read_until_eol((0x55798e5fad60), "ta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (263) [system] string_concat(t, "ta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _353488)
   Exit: (263) [system] string_concat(t, "ta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "tta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (262) [user] read_until_eol((0x55798e5fad60), "tta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (262) [system] string_concat(e, "tta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _346988)
   Exit: (262) [system] string_concat(e, "tta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "etta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (261) [user] read_until_eol((0x55798e5fad60), "etta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (261) [system] string_concat(m, "etta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _340488)
   Exit: (261) [system] string_concat(m, "etta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (260) [user] read_until_eol((0x55798e5fad60), "metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (260) [system] string_concat('.', "metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _333988)
   Exit: (260) [system] string_concat('.', "metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", ".metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (259) [user] read_until_eol((0x55798e5fad60), ".metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (259) [system] string_concat(e, ".metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _327488)
   Exit: (259) [system] string_concat(e, ".metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "e.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (258) [user] read_until_eol((0x55798e5fad60), "e.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (258) [system] string_concat(z, "e.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _320988)
   Exit: (258) [system] string_concat(z, "e.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ze.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (257) [user] read_until_eol((0x55798e5fad60), "ze.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (257) [system] string_concat(i, "ze.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _314488)
   Exit: (257) [system] string_concat(i, "ze.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (256) [user] read_until_eol((0x55798e5fad60), "ize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (256) [system] string_concat(s, "ize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _307988)
   Exit: (256) [system] string_concat(s, "ize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "size.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (255) [user] read_until_eol((0x55798e5fad60), "size.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (255) [system] string_concat(e, "size.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _301488)
   Exit: (255) [system] string_concat(e, "size.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "esize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (254) [user] read_until_eol((0x55798e5fad60), "esize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (254) [system] string_concat(h, "esize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _294988)
   Exit: (254) [system] string_concat(h, "esize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "hesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (253) [user] read_until_eol((0x55798e5fad60), "hesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (253) [system] string_concat(t, "hesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _288488)
   Exit: (253) [system] string_concat(t, "hesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "thesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (252) [user] read_until_eol((0x55798e5fad60), "thesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (252) [system] string_concat(n, "thesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _281988)
   Exit: (252) [system] string_concat(n, "thesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "nthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (251) [user] read_until_eol((0x55798e5fad60), "nthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (251) [system] string_concat(y, "nthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _275488)
   Exit: (251) [system] string_concat(y, "nthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ynthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (250) [user] read_until_eol((0x55798e5fad60), "ynthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (250) [system] string_concat(s, "ynthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _268988)
   Exit: (250) [system] string_concat(s, "ynthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (249) [user] read_until_eol((0x55798e5fad60), "synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (249) [system] string_concat('_', "synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _262488)
   Exit: (249) [system] string_concat('_', "synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (248) [user] read_until_eol((0x55798e5fad60), "_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (248) [system] string_concat(e, "_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _255988)
   Exit: (248) [system] string_concat(e, "_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "e_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (247) [user] read_until_eol((0x55798e5fad60), "e_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (247) [system] string_concat(m, "e_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _249488)
   Exit: (247) [system] string_concat(m, "e_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "me_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (246) [user] read_until_eol((0x55798e5fad60), "me_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (246) [system] string_concat(i, "me_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _242988)
   Exit: (246) [system] string_concat(i, "me_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ime_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (245) [user] read_until_eol((0x55798e5fad60), "ime_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (245) [system] string_concat(t, "ime_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _236488)
   Exit: (245) [system] string_concat(t, "ime_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (244) [user] read_until_eol((0x55798e5fad60), "time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (244) [system] string_concat(/, "time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _229988)
   Exit: (244) [system] string_concat(/, "time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (243) [user] read_until_eol((0x55798e5fad60), "/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (243) [system] string_concat(y, "/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _223488)
   Exit: (243) [system] string_concat(y, "/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "y/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (242) [user] read_until_eol((0x55798e5fad60), "y/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (242) [system] string_concat(t, "y/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _216988)
   Exit: (242) [system] string_concat(t, "y/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ty/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (241) [user] read_until_eol((0x55798e5fad60), "ty/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (241) [system] string_concat(i, "ty/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _210488)
   Exit: (241) [system] string_concat(i, "ty/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (240) [user] read_until_eol((0x55798e5fad60), "ity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (240) [system] string_concat(n, "ity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _203988)
   Exit: (240) [system] string_concat(n, "ity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "nity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (239) [user] read_until_eol((0x55798e5fad60), "nity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (239) [system] string_concat(a, "nity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _197488)
   Exit: (239) [system] string_concat(a, "nity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "anity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), "anity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (238) [system] string_concat(s, "anity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _190988)
   Exit: (238) [system] string_concat(s, "anity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), "sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (237) [system] string_concat('_', "sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _184488)
   Exit: (237) [system] string_concat('_', "sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), "_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (236) [system] string_concat(g, "_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _177988)
   Exit: (236) [system] string_concat(g, "_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "g_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), "g_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (235) [system] string_concat(o, "g_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _171488)
   Exit: (235) [system] string_concat(o, "g_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "og_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), "og_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (234) [system] string_concat(l, "og_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _164988)
   Exit: (234) [system] string_concat(l, "og_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "log_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "log_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (233) [system] string_concat(a, "log_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _158488)
   Exit: (233) [system] string_concat(a, "log_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "alog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), "alog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (232) [system] string_concat(t, "alog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _151988)
   Exit: (232) [system] string_concat(t, "alog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "talog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "talog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (231) [system] string_concat(t, "talog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _145488)
   Exit: (231) [system] string_concat(t, "talog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ttalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), "ttalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (230) [system] string_concat(e, "ttalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _138988)
   Exit: (230) [system] string_concat(e, "ttalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), "ettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (229) [system] string_concat(m, "ettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _132488)
   Exit: (229) [system] string_concat(m, "ettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), "mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (228) [system] string_concat(-, "mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _125988)
   Exit: (228) [system] string_concat(-, "mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (227) [system] string_concat(n, "-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _119488)
   Exit: (227) [system] string_concat(n, "-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "n-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), "n-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (226) [system] string_concat(o, "n-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _112988)
   Exit: (226) [system] string_concat(o, "n-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "on-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), "on-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (225) [system] string_concat(r, "on-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _106488)
   Exit: (225) [system] string_concat(r, "on-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ron-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "ron-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (224) [system] string_concat(e, "ron-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _99988)
   Exit: (224) [system] string_concat(e, "ron-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "eron-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), "eron-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (223) [system] string_concat(p, "eron-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _93488)
   Exit: (223) [system] string_concat(p, "eron-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "peron-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "peron-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (222) [system] string_concat(y, "peron-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _86988)
   Exit: (222) [system] string_concat(y, "peron-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "yperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "yperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (221) [system] string_concat(h, "yperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _80488)
   Exit: (221) [system] string_concat(h, "yperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (220) [system] string_concat(/, "hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _73988)
   Exit: (220) [system] string_concat(/, "hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (219) [system] string_concat(t, "/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _67488)
   Exit: (219) [system] string_concat(t, "/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "t/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "t/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (218) [system] string_concat(a, "t/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _60988)
   Exit: (218) [system] string_concat(a, "t/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "at/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "at/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (217) [system] string_concat(p, "at/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _54488)
   Exit: (217) [system] string_concat(p, "at/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "pat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "pat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (216) [system] string_concat(m, "pat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _47988)
   Exit: (216) [system] string_concat(m, "pat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "mpat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "mpat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (215) [system] string_concat(o, "mpat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _41488)
   Exit: (215) [system] string_concat(o, "mpat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ompat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "ompat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (214) [system] string_concat(c, "ompat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _34988)
   Exit: (214) [system] string_concat(c, "ompat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (213) [system] string_concat('_', "compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _28488)
   Exit: (213) [system] string_concat('_', "compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), "_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (212) [system] string_concat(e, "_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _21988)
   Exit: (212) [system] string_concat(e, "_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "e_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "e_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (211) [system] string_concat(n, "e_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _15488)
   Exit: (211) [system] string_concat(n, "e_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ne_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "ne_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (210) [system] string_concat(i, "ne_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _8988)
   Exit: (210) [system] string_concat(i, "ne_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ine_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), "ine_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (209) [system] string_concat(l, "ine_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3468)
   Exit: (209) [system] string_concat(l, "ine_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "line_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), "line_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (208) [system] string_concat(e, "line_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3464)
   Exit: (208) [system] string_concat(e, "line_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "eline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), "eline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (207) [system] string_concat(s, "eline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3460)
   Exit: (207) [system] string_concat(s, "eline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "seline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "seline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (206) [system] string_concat(a, "seline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3456)
   Exit: (206) [system] string_concat(a, "seline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "aseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "aseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (205) [system] string_concat(b, "aseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3452)
   Exit: (205) [system] string_concat(b, "aseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (204) [system] string_concat(/, "baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3448)
   Exit: (204) [system] string_concat(/, "baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (203) [system] string_concat(s, "/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3444)
   Exit: (203) [system] string_concat(s, "/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "s/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), "s/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (202) [system] string_concat(t, "s/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3440)
   Exit: (202) [system] string_concat(t, "s/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "ts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (201) [system] string_concat(s, "ts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3436)
   Exit: (201) [system] string_concat(s, "ts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "sts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "sts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (200) [system] string_concat(e, "sts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3432)
   Exit: (200) [system] string_concat(e, "sts/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "ests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (199) [system] string_concat(t, "ests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3428)
   Exit: (199) [system] string_concat(t, "ests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (198) [system] string_concat(' ', "tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3424)
   Exit: (198) [system] string_concat(' ', "tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", " tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), " tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (197) [system] string_concat(m, " tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3420)
   Exit: (197) [system] string_concat(m, " tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "m tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "m tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (196) [system] string_concat(r, "m tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3416)
   Exit: (196) [system] string_concat(r, "m tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (195) [system] string_concat(' ', "rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3412)
   Exit: (195) [system] string_concat(' ', "rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", " rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), " rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (194) [system] string_concat(;, " rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3408)
   Exit: (194) [system] string_concat(;, " rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (193) [system] string_concat(r, "; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3404)
   Exit: (193) [system] string_concat(r, "; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "r; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), "r; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (192) [system] string_concat(a, "r; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3400)
   Exit: (192) [system] string_concat(a, "r; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ar; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "ar; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (191) [system] string_concat(e, "ar; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3396)
   Exit: (191) [system] string_concat(e, "ar; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "ear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), "ear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (190) [system] string_concat(l, "ear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3392)
   Exit: (190) [system] string_concat(l, "ear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "lear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "lear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (189) [system] string_concat(c, "lear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3388)
   Exit: (189) [system] string_concat(c, "lear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", "clear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), "clear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (188) [system] string_concat(;, "clear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3384)
   Exit: (188) [system] string_concat(;, "clear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", ";clear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (187) [user] read_until_eol((0x55798e5fad60), ";clear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
   Call: (187) [system] string_concat(;, ";clear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", _3380)
   Exit: (187) [system] string_concat(;, ";clear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", ";;clear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Exit: (186) [user] read_until_eol((0x55798e5fad60), ";;clear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta")
^  Call: (186) [user] assertz(metta_file_comment(7, 0, 140, '$COMMENT'(";;clear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", 7, 0), '$stream_position'(140, 7, 0, 140)))
^  Exit: (186) [user] assertz(metta_file_comment(7, 0, 140, '$COMMENT'(";;clear; rm tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta.*l* ; time mettalog tests/baseline_compat/hyperon-mettalog_sanity/time_synthesize.metta", 7, 0), '$stream_position'(140, 7, 0, 140)))
^  Exit: (185) [user] read_comment((0x55798e5fad60))
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1426818)
   Exit: (186) [system] peek_char((0x55798e5fad60), ;)
   Call: (186) [system] (;)=(;)
   Exit: (186) [system] (;)=(;)
^  Call: (186) [user] read_comment((0x55798e5fad60))
^  Call: (187) [user] read_position((0x55798e5fad60), _1431456, _1431458, _1431460, _1431462)
   Call: (188) [system] stream_property((0x55798e5fad60), position(_1431462))
   Call: (189) [system] nonvar((0x55798e5fad60))
   Exit: (189) [system] nonvar((0x55798e5fad60))
   Call: (189) [system] nonvar(position(_1431462))
   Exit: (189) [system] nonvar(position(_1431462))
   Exit: (188) [system] stream_property((0x55798e5fad60), position('$stream_position'(308, 8, 0, 308)))
   Call: (188) [$syspreds] stream_position_data(line_count, '$stream_position'(308, 8, 0, 308), _1431456)
   Call: (189) [system] nonvar(line_count)
   Exit: (189) [system] nonvar(line_count)
   Call: (189) [$syspreds] stream_position_field(line_count, _1440750)
   Exit: (189) [$syspreds] stream_position_field(line_count, 2)
   Call: (189) [system] arg(2, '$stream_position'(308, 8, 0, 308), _1431456)
   Exit: (189) [system] arg(2, '$stream_position'(308, 8, 0, 308), 8)
   Exit: (188) [$syspreds] stream_position_data(line_count, '$stream_position'(308, 8, 0, 308), 8)
   Call: (188) [$syspreds] stream_position_data(line_position, '$stream_position'(308, 8, 0, 308), _1431458)
   Call: (189) [system] nonvar(line_position)
   Exit: (189) [system] nonvar(line_position)
   Call: (189) [$syspreds] stream_position_field(line_position, _1448184)
   Exit: (189) [$syspreds] stream_position_field(line_position, 3)
   Call: (189) [system] arg(3, '$stream_position'(308, 8, 0, 308), _1431458)
   Exit: (189) [system] arg(3, '$stream_position'(308, 8, 0, 308), 0)
   Exit: (188) [$syspreds] stream_position_data(line_position, '$stream_position'(308, 8, 0, 308), 0)
   Call: (188) [$syspreds] stream_position_data(char_count, '$stream_position'(308, 8, 0, 308), _1431460)
   Call: (189) [system] nonvar(char_count)
   Exit: (189) [system] nonvar(char_count)
   Call: (189) [$syspreds] stream_position_field(char_count, _1455618)
   Exit: (189) [$syspreds] stream_position_field(char_count, 1)
   Call: (189) [system] arg(1, '$stream_position'(308, 8, 0, 308), _1431460)
   Exit: (189) [system] arg(1, '$stream_position'(308, 8, 0, 308), 308)
   Exit: (188) [$syspreds] stream_position_data(char_count, '$stream_position'(308, 8, 0, 308), 308)
^  Exit: (187) [user] read_position((0x55798e5fad60), 8, 0, 308, '$stream_position'(308, 8, 0, 308))
^  Call: (187) [user] read_until_eol((0x55798e5fad60), _1461212)
   Call: (188) [system] get_char((0x55798e5fad60), _1462142)
   Exit: (188) [system] get_char((0x55798e5fad60), ;)
   Call: (188) [system] char_type(;, end_of_line)
   Fail: (188) [system] char_type(;, end_of_line)
   Call: (188) [system] (;)=end_of_file
   Fail: (188) [system] (;)=end_of_file
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _1467712)
   Call: (189) [system] get_char((0x55798e5fad60), _1468642)
   Exit: (189) [system] get_char((0x55798e5fad60), ;)
   Call: (189) [system] char_type(;, end_of_line)
   Fail: (189) [system] char_type(;, end_of_line)
   Call: (189) [system] (;)=end_of_file
   Fail: (189) [system] (;)=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _1474212)
   Call: (190) [system] get_char((0x55798e5fad60), _1475142)
   Exit: (190) [system] get_char((0x55798e5fad60), r)
   Call: (190) [system] char_type(r, end_of_line)
   Fail: (190) [system] char_type(r, end_of_line)
   Call: (190) [system] r=end_of_file
   Fail: (190) [system] r=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _1480712)
   Call: (191) [system] get_char((0x55798e5fad60), _1481642)
   Exit: (191) [system] get_char((0x55798e5fad60), e)
   Call: (191) [system] char_type(e, end_of_line)
   Fail: (191) [system] char_type(e, end_of_line)
   Call: (191) [system] e=end_of_file
   Fail: (191) [system] e=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _1487212)
   Call: (192) [system] get_char((0x55798e5fad60), _1488142)
   Exit: (192) [system] get_char((0x55798e5fad60), a)
   Call: (192) [system] char_type(a, end_of_line)
   Fail: (192) [system] char_type(a, end_of_line)
   Call: (192) [system] a=end_of_file
   Fail: (192) [system] a=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _1493712)
   Call: (193) [system] get_char((0x55798e5fad60), _1494642)
   Exit: (193) [system] get_char((0x55798e5fad60), l)
   Call: (193) [system] char_type(l, end_of_line)
   Fail: (193) [system] char_type(l, end_of_line)
   Call: (193) [system] l=end_of_file
   Fail: (193) [system] l=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _1500212)
   Call: (194) [system] get_char((0x55798e5fad60), _1501142)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
   Call: (194) [system] char_type(' ', end_of_line)
   Fail: (194) [system] char_type(' ', end_of_line)
   Call: (194) [system] ' '=end_of_file
   Fail: (194) [system] ' '=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _1506712)
   Call: (195) [system] get_char((0x55798e5fad60), _1507642)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
   Call: (195) [system] char_type(' ', end_of_line)
   Fail: (195) [system] char_type(' ', end_of_line)
   Call: (195) [system] ' '=end_of_file
   Fail: (195) [system] ' '=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _1513212)
   Call: (196) [system] get_char((0x55798e5fad60), _1514142)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
   Call: (196) [system] char_type(' ', end_of_line)
   Fail: (196) [system] char_type(' ', end_of_line)
   Call: (196) [system] ' '=end_of_file
   Fail: (196) [system] ' '=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _1519712)
   Call: (197) [system] get_char((0x55798e5fad60), _1520642)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
   Call: (197) [system] char_type(' ', end_of_line)
   Fail: (197) [system] char_type(' ', end_of_line)
   Call: (197) [system] ' '=end_of_file
   Fail: (197) [system] ' '=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _1526212)
   Call: (198) [system] get_char((0x55798e5fad60), _1527142)
   Exit: (198) [system] get_char((0x55798e5fad60), '1')
   Call: (198) [system] char_type('1', end_of_line)
   Fail: (198) [system] char_type('1', end_of_line)
   Call: (198) [system] '1'=end_of_file
   Fail: (198) [system] '1'=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _1532712)
   Call: (199) [system] get_char((0x55798e5fad60), _1533642)
   Exit: (199) [system] get_char((0x55798e5fad60), m)
   Call: (199) [system] char_type(m, end_of_line)
   Fail: (199) [system] char_type(m, end_of_line)
   Call: (199) [system] m=end_of_file
   Fail: (199) [system] m=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _1539212)
   Call: (200) [system] get_char((0x55798e5fad60), _1540142)
   Exit: (200) [system] get_char((0x55798e5fad60), '1')
   Call: (200) [system] char_type('1', end_of_line)
   Fail: (200) [system] char_type('1', end_of_line)
   Call: (200) [system] '1'=end_of_file
   Fail: (200) [system] '1'=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _1545712)
   Call: (201) [system] get_char((0x55798e5fad60), _1546642)
   Exit: (201) [system] get_char((0x55798e5fad60), '.')
   Call: (201) [system] char_type('.', end_of_line)
   Fail: (201) [system] char_type('.', end_of_line)
   Call: (201) [system] ('.')=end_of_file
   Fail: (201) [system] ('.')=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _1552212)
   Call: (202) [system] get_char((0x55798e5fad60), _1553142)
   Exit: (202) [system] get_char((0x55798e5fad60), '6')
   Call: (202) [system] char_type('6', end_of_line)
   Fail: (202) [system] char_type('6', end_of_line)
   Call: (202) [system] '6'=end_of_file
   Fail: (202) [system] '6'=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _1558712)
   Call: (203) [system] get_char((0x55798e5fad60), _1559642)
   Exit: (203) [system] get_char((0x55798e5fad60), '6')
   Call: (203) [system] char_type('6', end_of_line)
   Fail: (203) [system] char_type('6', end_of_line)
   Call: (203) [system] '6'=end_of_file
   Fail: (203) [system] '6'=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _1565212)
   Call: (204) [system] get_char((0x55798e5fad60), _1566142)
   Exit: (204) [system] get_char((0x55798e5fad60), '7')
   Call: (204) [system] char_type('7', end_of_line)
   Fail: (204) [system] char_type('7', end_of_line)
   Call: (204) [system] '7'=end_of_file
   Fail: (204) [system] '7'=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _1571712)
   Call: (205) [system] get_char((0x55798e5fad60), _1572642)
   Exit: (205) [system] get_char((0x55798e5fad60), s)
   Call: (205) [system] char_type(s, end_of_line)
   Fail: (205) [system] char_type(s, end_of_line)
   Call: (205) [system] s=end_of_file
   Fail: (205) [system] s=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _1578212)
   Call: (206) [system] get_char((0x55798e5fad60), _1579142)
   Exit: (206) [system] get_char((0x55798e5fad60), '\n')
   Call: (206) [system] char_type('\n', end_of_line)
   Exit: (206) [system] char_type('\n', end_of_line)
   Call: (206) [system] _1578212=""
   Exit: (206) [system] ""=""
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "")
   Call: (205) [system] string_concat(s, "", _1571712)
   Exit: (205) [system] string_concat(s, "", "s")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "s")
   Call: (204) [system] string_concat('7', "s", _1565212)
   Exit: (204) [system] string_concat('7', "s", "7s")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "7s")
   Call: (203) [system] string_concat('6', "7s", _1558712)
   Exit: (203) [system] string_concat('6', "7s", "67s")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), "67s")
   Call: (202) [system] string_concat('6', "67s", _1552212)
   Exit: (202) [system] string_concat('6', "67s", "667s")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "667s")
   Call: (201) [system] string_concat('.', "667s", _1545712)
   Exit: (201) [system] string_concat('.', "667s", ".667s")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), ".667s")
   Call: (200) [system] string_concat('1', ".667s", _1539212)
   Exit: (200) [system] string_concat('1', ".667s", "1.667s")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "1.667s")
   Call: (199) [system] string_concat(m, "1.667s", _1532712)
   Exit: (199) [system] string_concat(m, "1.667s", "m1.667s")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "m1.667s")
   Call: (198) [system] string_concat('1', "m1.667s", _1526212)
   Exit: (198) [system] string_concat('1', "m1.667s", "1m1.667s")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "1m1.667s")
   Call: (197) [system] string_concat(' ', "1m1.667s", _1519712)
   Exit: (197) [system] string_concat(' ', "1m1.667s", " 1m1.667s")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), " 1m1.667s")
   Call: (196) [system] string_concat(' ', " 1m1.667s", _1513212)
   Exit: (196) [system] string_concat(' ', " 1m1.667s", "  1m1.667s")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "  1m1.667s")
   Call: (195) [system] string_concat(' ', "  1m1.667s", _1506712)
   Exit: (195) [system] string_concat(' ', "  1m1.667s", "   1m1.667s")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "   1m1.667s")
   Call: (194) [system] string_concat(' ', "   1m1.667s", _1500212)
   Exit: (194) [system] string_concat(' ', "   1m1.667s", "    1m1.667s")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "    1m1.667s")
   Call: (193) [system] string_concat(l, "    1m1.667s", _1493712)
   Exit: (193) [system] string_concat(l, "    1m1.667s", "l    1m1.667s")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), "l    1m1.667s")
   Call: (192) [system] string_concat(a, "l    1m1.667s", _1487212)
   Exit: (192) [system] string_concat(a, "l    1m1.667s", "al    1m1.667s")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "al    1m1.667s")
   Call: (191) [system] string_concat(e, "al    1m1.667s", _1480712)
   Exit: (191) [system] string_concat(e, "al    1m1.667s", "eal    1m1.667s")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), "eal    1m1.667s")
   Call: (190) [system] string_concat(r, "eal    1m1.667s", _1474212)
   Exit: (190) [system] string_concat(r, "eal    1m1.667s", "real    1m1.667s")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "real    1m1.667s")
   Call: (189) [system] string_concat(;, "real    1m1.667s", _1467712)
   Exit: (189) [system] string_concat(;, "real    1m1.667s", ";real    1m1.667s")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), ";real    1m1.667s")
   Call: (188) [system] string_concat(;, ";real    1m1.667s", _1461212)
   Exit: (188) [system] string_concat(;, ";real    1m1.667s", ";;real    1m1.667s")
^  Exit: (187) [user] read_until_eol((0x55798e5fad60), ";;real    1m1.667s")
^  Call: (187) [user] assertz(metta_file_comment(8, 0, 308, '$COMMENT'(";;real    1m1.667s", 8, 0), '$stream_position'(308, 8, 0, 308)))
^  Exit: (187) [user] assertz(metta_file_comment(8, 0, 308, '$COMMENT'(";;real    1m1.667s", 8, 0), '$stream_position'(308, 8, 0, 308)))
^  Exit: (186) [user] read_comment((0x55798e5fad60))
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1639770)
   Exit: (187) [system] peek_char((0x55798e5fad60), ;)
   Call: (187) [system] (;)=(;)
   Exit: (187) [system] (;)=(;)
^  Call: (187) [user] read_comment((0x55798e5fad60))
^  Call: (188) [user] read_position((0x55798e5fad60), _1644408, _1644410, _1644412, _1644414)
   Call: (189) [system] stream_property((0x55798e5fad60), position(_1644414))
   Call: (190) [system] nonvar((0x55798e5fad60))
   Exit: (190) [system] nonvar((0x55798e5fad60))
   Call: (190) [system] nonvar(position(_1644414))
   Exit: (190) [system] nonvar(position(_1644414))
   Exit: (189) [system] stream_property((0x55798e5fad60), position('$stream_position'(327, 9, 0, 327)))
   Call: (189) [$syspreds] stream_position_data(line_count, '$stream_position'(327, 9, 0, 327), _1644408)
   Call: (190) [system] nonvar(line_count)
   Exit: (190) [system] nonvar(line_count)
   Call: (190) [$syspreds] stream_position_field(line_count, _1653702)
   Exit: (190) [$syspreds] stream_position_field(line_count, 2)
   Call: (190) [system] arg(2, '$stream_position'(327, 9, 0, 327), _1644408)
   Exit: (190) [system] arg(2, '$stream_position'(327, 9, 0, 327), 9)
   Exit: (189) [$syspreds] stream_position_data(line_count, '$stream_position'(327, 9, 0, 327), 9)
   Call: (189) [$syspreds] stream_position_data(line_position, '$stream_position'(327, 9, 0, 327), _1644410)
   Call: (190) [system] nonvar(line_position)
   Exit: (190) [system] nonvar(line_position)
   Call: (190) [$syspreds] stream_position_field(line_position, _1661136)
   Exit: (190) [$syspreds] stream_position_field(line_position, 3)
   Call: (190) [system] arg(3, '$stream_position'(327, 9, 0, 327), _1644410)
   Exit: (190) [system] arg(3, '$stream_position'(327, 9, 0, 327), 0)
   Exit: (189) [$syspreds] stream_position_data(line_position, '$stream_position'(327, 9, 0, 327), 0)
   Call: (189) [$syspreds] stream_position_data(char_count, '$stream_position'(327, 9, 0, 327), _1644412)
   Call: (190) [system] nonvar(char_count)
   Exit: (190) [system] nonvar(char_count)
   Call: (190) [$syspreds] stream_position_field(char_count, _1668570)
   Exit: (190) [$syspreds] stream_position_field(char_count, 1)
   Call: (190) [system] arg(1, '$stream_position'(327, 9, 0, 327), _1644412)
   Exit: (190) [system] arg(1, '$stream_position'(327, 9, 0, 327), 327)
   Exit: (189) [$syspreds] stream_position_data(char_count, '$stream_position'(327, 9, 0, 327), 327)
^  Exit: (188) [user] read_position((0x55798e5fad60), 9, 0, 327, '$stream_position'(327, 9, 0, 327))
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _1674164)
   Call: (189) [system] get_char((0x55798e5fad60), _1675094)
   Exit: (189) [system] get_char((0x55798e5fad60), ;)
   Call: (189) [system] char_type(;, end_of_line)
   Fail: (189) [system] char_type(;, end_of_line)
   Call: (189) [system] (;)=end_of_file
   Fail: (189) [system] (;)=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _1680664)
   Call: (190) [system] get_char((0x55798e5fad60), _1681594)
   Exit: (190) [system] get_char((0x55798e5fad60), ;)
   Call: (190) [system] char_type(;, end_of_line)
   Fail: (190) [system] char_type(;, end_of_line)
   Call: (190) [system] (;)=end_of_file
   Fail: (190) [system] (;)=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _1687164)
   Call: (191) [system] get_char((0x55798e5fad60), _1688094)
   Exit: (191) [system] get_char((0x55798e5fad60), u)
   Call: (191) [system] char_type(u, end_of_line)
   Fail: (191) [system] char_type(u, end_of_line)
   Call: (191) [system] u=end_of_file
   Fail: (191) [system] u=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _1693664)
   Call: (192) [system] get_char((0x55798e5fad60), _1694594)
   Exit: (192) [system] get_char((0x55798e5fad60), s)
   Call: (192) [system] char_type(s, end_of_line)
   Fail: (192) [system] char_type(s, end_of_line)
   Call: (192) [system] s=end_of_file
   Fail: (192) [system] s=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _1700164)
   Call: (193) [system] get_char((0x55798e5fad60), _1701094)
   Exit: (193) [system] get_char((0x55798e5fad60), e)
   Call: (193) [system] char_type(e, end_of_line)
   Fail: (193) [system] char_type(e, end_of_line)
   Call: (193) [system] e=end_of_file
   Fail: (193) [system] e=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _1706664)
   Call: (194) [system] get_char((0x55798e5fad60), _1707594)
   Exit: (194) [system] get_char((0x55798e5fad60), r)
   Call: (194) [system] char_type(r, end_of_line)
   Fail: (194) [system] char_type(r, end_of_line)
   Call: (194) [system] r=end_of_file
   Fail: (194) [system] r=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _1713164)
   Call: (195) [system] get_char((0x55798e5fad60), _1714094)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
   Call: (195) [system] char_type(' ', end_of_line)
   Fail: (195) [system] char_type(' ', end_of_line)
   Call: (195) [system] ' '=end_of_file
   Fail: (195) [system] ' '=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _1719664)
   Call: (196) [system] get_char((0x55798e5fad60), _1720594)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
   Call: (196) [system] char_type(' ', end_of_line)
   Fail: (196) [system] char_type(' ', end_of_line)
   Call: (196) [system] ' '=end_of_file
   Fail: (196) [system] ' '=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _1726164)
   Call: (197) [system] get_char((0x55798e5fad60), _1727094)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
   Call: (197) [system] char_type(' ', end_of_line)
   Fail: (197) [system] char_type(' ', end_of_line)
   Call: (197) [system] ' '=end_of_file
   Fail: (197) [system] ' '=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _1732664)
   Call: (198) [system] get_char((0x55798e5fad60), _1733594)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
   Call: (198) [system] char_type(' ', end_of_line)
   Fail: (198) [system] char_type(' ', end_of_line)
   Call: (198) [system] ' '=end_of_file
   Fail: (198) [system] ' '=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _1739164)
   Call: (199) [system] get_char((0x55798e5fad60), _1740094)
   Exit: (199) [system] get_char((0x55798e5fad60), '1')
   Call: (199) [system] char_type('1', end_of_line)
   Fail: (199) [system] char_type('1', end_of_line)
   Call: (199) [system] '1'=end_of_file
   Fail: (199) [system] '1'=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _1745664)
   Call: (200) [system] get_char((0x55798e5fad60), _1746594)
   Exit: (200) [system] get_char((0x55798e5fad60), m)
   Call: (200) [system] char_type(m, end_of_line)
   Fail: (200) [system] char_type(m, end_of_line)
   Call: (200) [system] m=end_of_file
   Fail: (200) [system] m=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _1752164)
   Call: (201) [system] get_char((0x55798e5fad60), _1753094)
   Exit: (201) [system] get_char((0x55798e5fad60), '1')
   Call: (201) [system] char_type('1', end_of_line)
   Fail: (201) [system] char_type('1', end_of_line)
   Call: (201) [system] '1'=end_of_file
   Fail: (201) [system] '1'=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _1758664)
   Call: (202) [system] get_char((0x55798e5fad60), _1759594)
   Exit: (202) [system] get_char((0x55798e5fad60), '.')
   Call: (202) [system] char_type('.', end_of_line)
   Fail: (202) [system] char_type('.', end_of_line)
   Call: (202) [system] ('.')=end_of_file
   Fail: (202) [system] ('.')=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _1765164)
   Call: (203) [system] get_char((0x55798e5fad60), _1766094)
   Exit: (203) [system] get_char((0x55798e5fad60), '6')
   Call: (203) [system] char_type('6', end_of_line)
   Fail: (203) [system] char_type('6', end_of_line)
   Call: (203) [system] '6'=end_of_file
   Fail: (203) [system] '6'=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _1771664)
   Call: (204) [system] get_char((0x55798e5fad60), _1772594)
   Exit: (204) [system] get_char((0x55798e5fad60), '3')
   Call: (204) [system] char_type('3', end_of_line)
   Fail: (204) [system] char_type('3', end_of_line)
   Call: (204) [system] '3'=end_of_file
   Fail: (204) [system] '3'=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _1778164)
   Call: (205) [system] get_char((0x55798e5fad60), _1779094)
   Exit: (205) [system] get_char((0x55798e5fad60), '5')
   Call: (205) [system] char_type('5', end_of_line)
   Fail: (205) [system] char_type('5', end_of_line)
   Call: (205) [system] '5'=end_of_file
   Fail: (205) [system] '5'=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _1784664)
   Call: (206) [system] get_char((0x55798e5fad60), _1785594)
   Exit: (206) [system] get_char((0x55798e5fad60), s)
   Call: (206) [system] char_type(s, end_of_line)
   Fail: (206) [system] char_type(s, end_of_line)
   Call: (206) [system] s=end_of_file
   Fail: (206) [system] s=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _1791164)
   Call: (207) [system] get_char((0x55798e5fad60), _1792094)
   Exit: (207) [system] get_char((0x55798e5fad60), '\n')
   Call: (207) [system] char_type('\n', end_of_line)
   Exit: (207) [system] char_type('\n', end_of_line)
   Call: (207) [system] _1791164=""
   Exit: (207) [system] ""=""
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "")
   Call: (206) [system] string_concat(s, "", _1784664)
   Exit: (206) [system] string_concat(s, "", "s")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "s")
   Call: (205) [system] string_concat('5', "s", _1778164)
   Exit: (205) [system] string_concat('5', "s", "5s")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "5s")
   Call: (204) [system] string_concat('3', "5s", _1771664)
   Exit: (204) [system] string_concat('3', "5s", "35s")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "35s")
   Call: (203) [system] string_concat('6', "35s", _1765164)
   Exit: (203) [system] string_concat('6', "35s", "635s")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), "635s")
   Call: (202) [system] string_concat('.', "635s", _1758664)
   Exit: (202) [system] string_concat('.', "635s", ".635s")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), ".635s")
   Call: (201) [system] string_concat('1', ".635s", _1752164)
   Exit: (201) [system] string_concat('1', ".635s", "1.635s")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "1.635s")
   Call: (200) [system] string_concat(m, "1.635s", _1745664)
   Exit: (200) [system] string_concat(m, "1.635s", "m1.635s")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "m1.635s")
   Call: (199) [system] string_concat('1', "m1.635s", _1739164)
   Exit: (199) [system] string_concat('1', "m1.635s", "1m1.635s")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "1m1.635s")
   Call: (198) [system] string_concat(' ', "1m1.635s", _1732664)
   Exit: (198) [system] string_concat(' ', "1m1.635s", " 1m1.635s")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), " 1m1.635s")
   Call: (197) [system] string_concat(' ', " 1m1.635s", _1726164)
   Exit: (197) [system] string_concat(' ', " 1m1.635s", "  1m1.635s")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "  1m1.635s")
   Call: (196) [system] string_concat(' ', "  1m1.635s", _1719664)
   Exit: (196) [system] string_concat(' ', "  1m1.635s", "   1m1.635s")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "   1m1.635s")
   Call: (195) [system] string_concat(' ', "   1m1.635s", _1713164)
   Exit: (195) [system] string_concat(' ', "   1m1.635s", "    1m1.635s")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "    1m1.635s")
   Call: (194) [system] string_concat(r, "    1m1.635s", _1706664)
   Exit: (194) [system] string_concat(r, "    1m1.635s", "r    1m1.635s")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "r    1m1.635s")
   Call: (193) [system] string_concat(e, "r    1m1.635s", _1700164)
   Exit: (193) [system] string_concat(e, "r    1m1.635s", "er    1m1.635s")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), "er    1m1.635s")
   Call: (192) [system] string_concat(s, "er    1m1.635s", _1693664)
   Exit: (192) [system] string_concat(s, "er    1m1.635s", "ser    1m1.635s")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "ser    1m1.635s")
   Call: (191) [system] string_concat(u, "ser    1m1.635s", _1687164)
   Exit: (191) [system] string_concat(u, "ser    1m1.635s", "user    1m1.635s")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), "user    1m1.635s")
   Call: (190) [system] string_concat(;, "user    1m1.635s", _1680664)
   Exit: (190) [system] string_concat(;, "user    1m1.635s", ";user    1m1.635s")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), ";user    1m1.635s")
   Call: (189) [system] string_concat(;, ";user    1m1.635s", _1674164)
   Exit: (189) [system] string_concat(;, ";user    1m1.635s", ";;user    1m1.635s")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), ";;user    1m1.635s")
^  Call: (188) [user] assertz(metta_file_comment(9, 0, 327, '$COMMENT'(";;user    1m1.635s", 9, 0), '$stream_position'(327, 9, 0, 327)))
^  Exit: (188) [user] assertz(metta_file_comment(9, 0, 327, '$COMMENT'(";;user    1m1.635s", 9, 0), '$stream_position'(327, 9, 0, 327)))
^  Exit: (187) [user] read_comment((0x55798e5fad60))
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1852722)
   Exit: (188) [system] peek_char((0x55798e5fad60), ;)
   Call: (188) [system] (;)=(;)
   Exit: (188) [system] (;)=(;)
^  Call: (188) [user] read_comment((0x55798e5fad60))
^  Call: (189) [user] read_position((0x55798e5fad60), _1857360, _1857362, _1857364, _1857366)
   Call: (190) [system] stream_property((0x55798e5fad60), position(_1857366))
   Call: (191) [system] nonvar((0x55798e5fad60))
   Exit: (191) [system] nonvar((0x55798e5fad60))
   Call: (191) [system] nonvar(position(_1857366))
   Exit: (191) [system] nonvar(position(_1857366))
   Exit: (190) [system] stream_property((0x55798e5fad60), position('$stream_position'(346, 10, 0, 346)))
   Call: (190) [$syspreds] stream_position_data(line_count, '$stream_position'(346, 10, 0, 346), _1857360)
   Call: (191) [system] nonvar(line_count)
   Exit: (191) [system] nonvar(line_count)
   Call: (191) [$syspreds] stream_position_field(line_count, _1866654)
   Exit: (191) [$syspreds] stream_position_field(line_count, 2)
   Call: (191) [system] arg(2, '$stream_position'(346, 10, 0, 346), _1857360)
   Exit: (191) [system] arg(2, '$stream_position'(346, 10, 0, 346), 10)
   Exit: (190) [$syspreds] stream_position_data(line_count, '$stream_position'(346, 10, 0, 346), 10)
   Call: (190) [$syspreds] stream_position_data(line_position, '$stream_position'(346, 10, 0, 346), _1857362)
   Call: (191) [system] nonvar(line_position)
   Exit: (191) [system] nonvar(line_position)
   Call: (191) [$syspreds] stream_position_field(line_position, _1874088)
   Exit: (191) [$syspreds] stream_position_field(line_position, 3)
   Call: (191) [system] arg(3, '$stream_position'(346, 10, 0, 346), _1857362)
   Exit: (191) [system] arg(3, '$stream_position'(346, 10, 0, 346), 0)
   Exit: (190) [$syspreds] stream_position_data(line_position, '$stream_position'(346, 10, 0, 346), 0)
   Call: (190) [$syspreds] stream_position_data(char_count, '$stream_position'(346, 10, 0, 346), _1857364)
   Call: (191) [system] nonvar(char_count)
   Exit: (191) [system] nonvar(char_count)
   Call: (191) [$syspreds] stream_position_field(char_count, _1881522)
   Exit: (191) [$syspreds] stream_position_field(char_count, 1)
   Call: (191) [system] arg(1, '$stream_position'(346, 10, 0, 346), _1857364)
   Exit: (191) [system] arg(1, '$stream_position'(346, 10, 0, 346), 346)
   Exit: (190) [$syspreds] stream_position_data(char_count, '$stream_position'(346, 10, 0, 346), 346)
^  Exit: (189) [user] read_position((0x55798e5fad60), 10, 0, 346, '$stream_position'(346, 10, 0, 346))
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _1887116)
   Call: (190) [system] get_char((0x55798e5fad60), _1888046)
   Exit: (190) [system] get_char((0x55798e5fad60), ;)
   Call: (190) [system] char_type(;, end_of_line)
   Fail: (190) [system] char_type(;, end_of_line)
   Call: (190) [system] (;)=end_of_file
   Fail: (190) [system] (;)=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _1893616)
   Call: (191) [system] get_char((0x55798e5fad60), _1894546)
   Exit: (191) [system] get_char((0x55798e5fad60), ;)
   Call: (191) [system] char_type(;, end_of_line)
   Fail: (191) [system] char_type(;, end_of_line)
   Call: (191) [system] (;)=end_of_file
   Fail: (191) [system] (;)=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _1900116)
   Call: (192) [system] get_char((0x55798e5fad60), _1901046)
   Exit: (192) [system] get_char((0x55798e5fad60), s)
   Call: (192) [system] char_type(s, end_of_line)
   Fail: (192) [system] char_type(s, end_of_line)
   Call: (192) [system] s=end_of_file
   Fail: (192) [system] s=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _1906616)
   Call: (193) [system] get_char((0x55798e5fad60), _1907546)
   Exit: (193) [system] get_char((0x55798e5fad60), y)
   Call: (193) [system] char_type(y, end_of_line)
   Fail: (193) [system] char_type(y, end_of_line)
   Call: (193) [system] y=end_of_file
   Fail: (193) [system] y=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _1913116)
   Call: (194) [system] get_char((0x55798e5fad60), _1914046)
   Exit: (194) [system] get_char((0x55798e5fad60), s)
   Call: (194) [system] char_type(s, end_of_line)
   Fail: (194) [system] char_type(s, end_of_line)
   Call: (194) [system] s=end_of_file
   Fail: (194) [system] s=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _1919616)
   Call: (195) [system] get_char((0x55798e5fad60), _1920546)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
   Call: (195) [system] char_type(' ', end_of_line)
   Fail: (195) [system] char_type(' ', end_of_line)
   Call: (195) [system] ' '=end_of_file
   Fail: (195) [system] ' '=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _1926116)
   Call: (196) [system] get_char((0x55798e5fad60), _1927046)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
   Call: (196) [system] char_type(' ', end_of_line)
   Fail: (196) [system] char_type(' ', end_of_line)
   Call: (196) [system] ' '=end_of_file
   Fail: (196) [system] ' '=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _1932616)
   Call: (197) [system] get_char((0x55798e5fad60), _1933546)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
   Call: (197) [system] char_type(' ', end_of_line)
   Fail: (197) [system] char_type(' ', end_of_line)
   Call: (197) [system] ' '=end_of_file
   Fail: (197) [system] ' '=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _1939116)
   Call: (198) [system] get_char((0x55798e5fad60), _1940046)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
   Call: (198) [system] char_type(' ', end_of_line)
   Fail: (198) [system] char_type(' ', end_of_line)
   Call: (198) [system] ' '=end_of_file
   Fail: (198) [system] ' '=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _1945616)
   Call: (199) [system] get_char((0x55798e5fad60), _1946546)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
   Call: (199) [system] char_type(' ', end_of_line)
   Fail: (199) [system] char_type(' ', end_of_line)
   Call: (199) [system] ' '=end_of_file
   Fail: (199) [system] ' '=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _1952116)
   Call: (200) [system] get_char((0x55798e5fad60), _1953046)
   Exit: (200) [system] get_char((0x55798e5fad60), '0')
   Call: (200) [system] char_type('0', end_of_line)
   Fail: (200) [system] char_type('0', end_of_line)
   Call: (200) [system] '0'=end_of_file
   Fail: (200) [system] '0'=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _1958616)
   Call: (201) [system] get_char((0x55798e5fad60), _1959546)
   Exit: (201) [system] get_char((0x55798e5fad60), m)
   Call: (201) [system] char_type(m, end_of_line)
   Fail: (201) [system] char_type(m, end_of_line)
   Call: (201) [system] m=end_of_file
   Fail: (201) [system] m=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _1965116)
   Call: (202) [system] get_char((0x55798e5fad60), _1966046)
   Exit: (202) [system] get_char((0x55798e5fad60), '0')
   Call: (202) [system] char_type('0', end_of_line)
   Fail: (202) [system] char_type('0', end_of_line)
   Call: (202) [system] '0'=end_of_file
   Fail: (202) [system] '0'=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _1971616)
   Call: (203) [system] get_char((0x55798e5fad60), _1972546)
   Exit: (203) [system] get_char((0x55798e5fad60), '.')
   Call: (203) [system] char_type('.', end_of_line)
   Fail: (203) [system] char_type('.', end_of_line)
   Call: (203) [system] ('.')=end_of_file
   Fail: (203) [system] ('.')=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _1978116)
   Call: (204) [system] get_char((0x55798e5fad60), _1979046)
   Exit: (204) [system] get_char((0x55798e5fad60), '0')
   Call: (204) [system] char_type('0', end_of_line)
   Fail: (204) [system] char_type('0', end_of_line)
   Call: (204) [system] '0'=end_of_file
   Fail: (204) [system] '0'=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _1984616)
   Call: (205) [system] get_char((0x55798e5fad60), _1985546)
   Exit: (205) [system] get_char((0x55798e5fad60), '3')
   Call: (205) [system] char_type('3', end_of_line)
   Fail: (205) [system] char_type('3', end_of_line)
   Call: (205) [system] '3'=end_of_file
   Fail: (205) [system] '3'=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _1991116)
   Call: (206) [system] get_char((0x55798e5fad60), _1992046)
   Exit: (206) [system] get_char((0x55798e5fad60), '0')
   Call: (206) [system] char_type('0', end_of_line)
   Fail: (206) [system] char_type('0', end_of_line)
   Call: (206) [system] '0'=end_of_file
   Fail: (206) [system] '0'=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _1997616)
   Call: (207) [system] get_char((0x55798e5fad60), _1998546)
   Exit: (207) [system] get_char((0x55798e5fad60), s)
   Call: (207) [system] char_type(s, end_of_line)
   Fail: (207) [system] char_type(s, end_of_line)
   Call: (207) [system] s=end_of_file
   Fail: (207) [system] s=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _2004116)
   Call: (208) [system] get_char((0x55798e5fad60), _2005046)
   Exit: (208) [system] get_char((0x55798e5fad60), '\n')
   Call: (208) [system] char_type('\n', end_of_line)
   Exit: (208) [system] char_type('\n', end_of_line)
   Call: (208) [system] _2004116=""
   Exit: (208) [system] ""=""
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), "")
   Call: (207) [system] string_concat(s, "", _1997616)
   Exit: (207) [system] string_concat(s, "", "s")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "s")
   Call: (206) [system] string_concat('0', "s", _1991116)
   Exit: (206) [system] string_concat('0', "s", "0s")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "0s")
   Call: (205) [system] string_concat('3', "0s", _1984616)
   Exit: (205) [system] string_concat('3', "0s", "30s")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "30s")
   Call: (204) [system] string_concat('0', "30s", _1978116)
   Exit: (204) [system] string_concat('0', "30s", "030s")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "030s")
   Call: (203) [system] string_concat('.', "030s", _1971616)
   Exit: (203) [system] string_concat('.', "030s", ".030s")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), ".030s")
   Call: (202) [system] string_concat('0', ".030s", _1965116)
   Exit: (202) [system] string_concat('0', ".030s", "0.030s")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "0.030s")
   Call: (201) [system] string_concat(m, "0.030s", _1958616)
   Exit: (201) [system] string_concat(m, "0.030s", "m0.030s")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "m0.030s")
   Call: (200) [system] string_concat('0', "m0.030s", _1952116)
   Exit: (200) [system] string_concat('0', "m0.030s", "0m0.030s")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "0m0.030s")
   Call: (199) [system] string_concat(' ', "0m0.030s", _1945616)
   Exit: (199) [system] string_concat(' ', "0m0.030s", " 0m0.030s")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), " 0m0.030s")
   Call: (198) [system] string_concat(' ', " 0m0.030s", _1939116)
   Exit: (198) [system] string_concat(' ', " 0m0.030s", "  0m0.030s")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "  0m0.030s")
   Call: (197) [system] string_concat(' ', "  0m0.030s", _1932616)
   Exit: (197) [system] string_concat(' ', "  0m0.030s", "   0m0.030s")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "   0m0.030s")
   Call: (196) [system] string_concat(' ', "   0m0.030s", _1926116)
   Exit: (196) [system] string_concat(' ', "   0m0.030s", "    0m0.030s")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "    0m0.030s")
   Call: (195) [system] string_concat(' ', "    0m0.030s", _1919616)
   Exit: (195) [system] string_concat(' ', "    0m0.030s", "     0m0.030s")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "     0m0.030s")
   Call: (194) [system] string_concat(s, "     0m0.030s", _1913116)
   Exit: (194) [system] string_concat(s, "     0m0.030s", "s     0m0.030s")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "s     0m0.030s")
   Call: (193) [system] string_concat(y, "s     0m0.030s", _1906616)
   Exit: (193) [system] string_concat(y, "s     0m0.030s", "ys     0m0.030s")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), "ys     0m0.030s")
   Call: (192) [system] string_concat(s, "ys     0m0.030s", _1900116)
   Exit: (192) [system] string_concat(s, "ys     0m0.030s", "sys     0m0.030s")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "sys     0m0.030s")
   Call: (191) [system] string_concat(;, "sys     0m0.030s", _1893616)
   Exit: (191) [system] string_concat(;, "sys     0m0.030s", ";sys     0m0.030s")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), ";sys     0m0.030s")
   Call: (190) [system] string_concat(;, ";sys     0m0.030s", _1887116)
   Exit: (190) [system] string_concat(;, ";sys     0m0.030s", ";;sys     0m0.030s")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), ";;sys     0m0.030s")
^  Call: (189) [user] assertz(metta_file_comment(10, 0, 346, '$COMMENT'(";;sys     0m0.030s", 10, 0), '$stream_position'(346, 10, 0, 346)))
^  Exit: (189) [user] assertz(metta_file_comment(10, 0, 346, '$COMMENT'(";;sys     0m0.030s", 10, 0), '$stream_position'(346, 10, 0, 346)))
^  Exit: (188) [user] read_comment((0x55798e5fad60))
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _2065674)
   Exit: (189) [system] peek_char((0x55798e5fad60), ;)
   Call: (189) [system] (;)=(;)
   Exit: (189) [system] (;)=(;)
^  Call: (189) [user] read_comment((0x55798e5fad60))
^  Call: (190) [user] read_position((0x55798e5fad60), _2070312, _2070314, _2070316, _2070318)
   Call: (191) [system] stream_property((0x55798e5fad60), position(_2070318))
   Call: (192) [system] nonvar((0x55798e5fad60))
   Exit: (192) [system] nonvar((0x55798e5fad60))
   Call: (192) [system] nonvar(position(_2070318))
   Exit: (192) [system] nonvar(position(_2070318))
   Exit: (191) [system] stream_property((0x55798e5fad60), position('$stream_position'(365, 11, 0, 365)))
   Call: (191) [$syspreds] stream_position_data(line_count, '$stream_position'(365, 11, 0, 365), _2070312)
   Call: (192) [system] nonvar(line_count)
   Exit: (192) [system] nonvar(line_count)
   Call: (192) [$syspreds] stream_position_field(line_count, _2079606)
   Exit: (192) [$syspreds] stream_position_field(line_count, 2)
   Call: (192) [system] arg(2, '$stream_position'(365, 11, 0, 365), _2070312)
   Exit: (192) [system] arg(2, '$stream_position'(365, 11, 0, 365), 11)
   Exit: (191) [$syspreds] stream_position_data(line_count, '$stream_position'(365, 11, 0, 365), 11)
   Call: (191) [$syspreds] stream_position_data(line_position, '$stream_position'(365, 11, 0, 365), _2070314)
   Call: (192) [system] nonvar(line_position)
   Exit: (192) [system] nonvar(line_position)
   Call: (192) [$syspreds] stream_position_field(line_position, _2087040)
   Exit: (192) [$syspreds] stream_position_field(line_position, 3)
   Call: (192) [system] arg(3, '$stream_position'(365, 11, 0, 365), _2070314)
   Exit: (192) [system] arg(3, '$stream_position'(365, 11, 0, 365), 0)
   Exit: (191) [$syspreds] stream_position_data(line_position, '$stream_position'(365, 11, 0, 365), 0)
   Call: (191) [$syspreds] stream_position_data(char_count, '$stream_position'(365, 11, 0, 365), _2070316)
   Call: (192) [system] nonvar(char_count)
   Exit: (192) [system] nonvar(char_count)
   Call: (192) [$syspreds] stream_position_field(char_count, _2094474)
   Exit: (192) [$syspreds] stream_position_field(char_count, 1)
   Call: (192) [system] arg(1, '$stream_position'(365, 11, 0, 365), _3374)
   Exit: (192) [system] arg(1, '$stream_position'(365, 11, 0, 365), 365)
   Exit: (191) [$syspreds] stream_position_data(char_count, '$stream_position'(365, 11, 0, 365), 365)
^  Exit: (190) [user] read_position((0x55798e5fad60), 11, 0, 365, '$stream_position'(365, 11, 0, 365))
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _6720)
   Call: (191) [system] get_char((0x55798e5fad60), _7650)
   Exit: (191) [system] get_char((0x55798e5fad60), ;)
   Call: (191) [system] char_type(;, end_of_line)
   Fail: (191) [system] char_type(;, end_of_line)
   Call: (191) [system] (;)=end_of_file
   Fail: (191) [system] (;)=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _13220)
   Call: (192) [system] get_char((0x55798e5fad60), _14150)
   Exit: (192) [system] get_char((0x55798e5fad60), ;)
   Call: (192) [system] char_type(;, end_of_line)
   Fail: (192) [system] char_type(;, end_of_line)
   Call: (192) [system] (;)=end_of_file
   Fail: (192) [system] (;)=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _19720)
   Call: (193) [system] get_char((0x55798e5fad60), _20650)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
   Call: (193) [system] char_type(' ', end_of_line)
   Fail: (193) [system] char_type(' ', end_of_line)
   Call: (193) [system] ' '=end_of_file
   Fail: (193) [system] ' '=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _26220)
   Call: (194) [system] get_char((0x55798e5fad60), _27150)
   Exit: (194) [system] get_char((0x55798e5fad60), 'I')
   Call: (194) [system] char_type('I', end_of_line)
   Fail: (194) [system] char_type('I', end_of_line)
   Call: (194) [system] 'I'=end_of_file
   Fail: (194) [system] 'I'=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _32720)
   Call: (195) [system] get_char((0x55798e5fad60), _33650)
   Exit: (195) [system] get_char((0x55798e5fad60), m)
   Call: (195) [system] char_type(m, end_of_line)
   Fail: (195) [system] char_type(m, end_of_line)
   Call: (195) [system] m=end_of_file
   Fail: (195) [system] m=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _39220)
   Call: (196) [system] get_char((0x55798e5fad60), _40150)
   Exit: (196) [system] get_char((0x55798e5fad60), p)
   Call: (196) [system] char_type(p, end_of_line)
   Fail: (196) [system] char_type(p, end_of_line)
   Call: (196) [system] p=end_of_file
   Fail: (196) [system] p=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _45720)
   Call: (197) [system] get_char((0x55798e5fad60), _46650)
   Exit: (197) [system] get_char((0x55798e5fad60), o)
   Call: (197) [system] char_type(o, end_of_line)
   Fail: (197) [system] char_type(o, end_of_line)
   Call: (197) [system] o=end_of_file
   Fail: (197) [system] o=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _52220)
   Call: (198) [system] get_char((0x55798e5fad60), _53150)
   Exit: (198) [system] get_char((0x55798e5fad60), r)
   Call: (198) [system] char_type(r, end_of_line)
   Fail: (198) [system] char_type(r, end_of_line)
   Call: (198) [system] r=end_of_file
   Fail: (198) [system] r=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _58720)
   Call: (199) [system] get_char((0x55798e5fad60), _59650)
   Exit: (199) [system] get_char((0x55798e5fad60), t)
   Call: (199) [system] char_type(t, end_of_line)
   Fail: (199) [system] char_type(t, end_of_line)
   Call: (199) [system] t=end_of_file
   Fail: (199) [system] t=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _65220)
   Call: (200) [system] get_char((0x55798e5fad60), _66150)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
   Call: (200) [system] char_type(' ', end_of_line)
   Fail: (200) [system] char_type(' ', end_of_line)
   Call: (200) [system] ' '=end_of_file
   Fail: (200) [system] ' '=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _71720)
   Call: (201) [system] get_char((0x55798e5fad60), _72650)
   Exit: (201) [system] get_char((0x55798e5fad60), m)
   Call: (201) [system] char_type(m, end_of_line)
   Fail: (201) [system] char_type(m, end_of_line)
   Call: (201) [system] m=end_of_file
   Fail: (201) [system] m=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _78220)
   Call: (202) [system] get_char((0x55798e5fad60), _79150)
   Exit: (202) [system] get_char((0x55798e5fad60), o)
   Call: (202) [system] char_type(o, end_of_line)
   Fail: (202) [system] char_type(o, end_of_line)
   Call: (202) [system] o=end_of_file
   Fail: (202) [system] o=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _84720)
   Call: (203) [system] get_char((0x55798e5fad60), _85650)
   Exit: (203) [system] get_char((0x55798e5fad60), d)
   Call: (203) [system] char_type(d, end_of_line)
   Fail: (203) [system] char_type(d, end_of_line)
   Call: (203) [system] d=end_of_file
   Fail: (203) [system] d=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _91220)
   Call: (204) [system] get_char((0x55798e5fad60), _92150)
   Exit: (204) [system] get_char((0x55798e5fad60), u)
   Call: (204) [system] char_type(u, end_of_line)
   Fail: (204) [system] char_type(u, end_of_line)
   Call: (204) [system] u=end_of_file
   Fail: (204) [system] u=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _97720)
   Call: (205) [system] get_char((0x55798e5fad60), _98650)
   Exit: (205) [system] get_char((0x55798e5fad60), l)
   Call: (205) [system] char_type(l, end_of_line)
   Fail: (205) [system] char_type(l, end_of_line)
   Call: (205) [system] l=end_of_file
   Fail: (205) [system] l=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _104220)
   Call: (206) [system] get_char((0x55798e5fad60), _105150)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] char_type(e, end_of_line)
   Fail: (206) [system] char_type(e, end_of_line)
   Call: (206) [system] e=end_of_file
   Fail: (206) [system] e=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _110720)
   Call: (207) [system] get_char((0x55798e5fad60), _111650)
   Exit: (207) [system] get_char((0x55798e5fad60), s)
   Call: (207) [system] char_type(s, end_of_line)
   Fail: (207) [system] char_type(s, end_of_line)
   Call: (207) [system] s=end_of_file
   Fail: (207) [system] s=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _117220)
   Call: (208) [system] get_char((0x55798e5fad60), _118150)
   Exit: (208) [system] get_char((0x55798e5fad60), '\n')
   Call: (208) [system] char_type('\n', end_of_line)
   Exit: (208) [system] char_type('\n', end_of_line)
   Call: (208) [system] _117220=""
   Exit: (208) [system] ""=""
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), "")
   Call: (207) [system] string_concat(s, "", _110720)
   Exit: (207) [system] string_concat(s, "", "s")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "s")
   Call: (206) [system] string_concat(e, "s", _104220)
   Exit: (206) [system] string_concat(e, "s", "es")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "es")
   Call: (205) [system] string_concat(l, "es", _97720)
   Exit: (205) [system] string_concat(l, "es", "les")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "les")
   Call: (204) [system] string_concat(u, "les", _91220)
   Exit: (204) [system] string_concat(u, "les", "ules")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "ules")
   Call: (203) [system] string_concat(d, "ules", _84720)
   Exit: (203) [system] string_concat(d, "ules", "dules")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), "dules")
   Call: (202) [system] string_concat(o, "dules", _78220)
   Exit: (202) [system] string_concat(o, "dules", "odules")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "odules")
   Call: (201) [system] string_concat(m, "odules", _71720)
   Exit: (201) [system] string_concat(m, "odules", "modules")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "modules")
   Call: (200) [system] string_concat(' ', "modules", _65220)
   Exit: (200) [system] string_concat(' ', "modules", " modules")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), " modules")
   Call: (199) [system] string_concat(t, " modules", _58720)
   Exit: (199) [system] string_concat(t, " modules", "t modules")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "t modules")
   Call: (198) [system] string_concat(r, "t modules", _52220)
   Exit: (198) [system] string_concat(r, "t modules", "rt modules")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "rt modules")
   Call: (197) [system] string_concat(o, "rt modules", _45720)
   Exit: (197) [system] string_concat(o, "rt modules", "ort modules")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "ort modules")
   Call: (196) [system] string_concat(p, "ort modules", _39220)
   Exit: (196) [system] string_concat(p, "ort modules", "port modules")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "port modules")
   Call: (195) [system] string_concat(m, "port modules", _32720)
   Exit: (195) [system] string_concat(m, "port modules", "mport modules")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "mport modules")
   Call: (194) [system] string_concat('I', "mport modules", _26220)
   Exit: (194) [system] string_concat('I', "mport modules", "Import modules")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "Import modules")
   Call: (193) [system] string_concat(' ', "Import modules", _19720)
   Exit: (193) [system] string_concat(' ', "Import modules", " Import modules")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), " Import modules")
   Call: (192) [system] string_concat(;, " Import modules", _13220)
   Exit: (192) [system] string_concat(;, " Import modules", "; Import modules")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "; Import modules")
   Call: (191) [system] string_concat(;, "; Import modules", _6720)
   Exit: (191) [system] string_concat(;, "; Import modules", ";; Import modules")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), ";; Import modules")
^  Call: (190) [user] assertz(metta_file_comment(11, 0, 365, '$COMMENT'(";; Import modules", 11, 0), '$stream_position'(365, 11, 0, 365)))
^  Exit: (190) [user] assertz(metta_file_comment(11, 0, 365, '$COMMENT'(";; Import modules", 11, 0), '$stream_position'(365, 11, 0, 365)))
^  Exit: (189) [user] read_comment((0x55798e5fad60))
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _175976)
   Exit: (190) [system] peek_char((0x55798e5fad60), ;)
   Call: (190) [system] (;)=(;)
   Exit: (190) [system] (;)=(;)
^  Call: (190) [user] read_comment((0x55798e5fad60))
^  Call: (191) [user] read_position((0x55798e5fad60), _180614, _180616, _180618, _180620)
   Call: (192) [system] stream_property((0x55798e5fad60), position(_180620))
   Call: (193) [system] nonvar((0x55798e5fad60))
   Exit: (193) [system] nonvar((0x55798e5fad60))
   Call: (193) [system] nonvar(position(_180620))
   Exit: (193) [system] nonvar(position(_180620))
   Exit: (192) [system] stream_property((0x55798e5fad60), position('$stream_position'(383, 12, 0, 383)))
   Call: (192) [$syspreds] stream_position_data(line_count, '$stream_position'(383, 12, 0, 383), _180614)
   Call: (193) [system] nonvar(line_count)
   Exit: (193) [system] nonvar(line_count)
   Call: (193) [$syspreds] stream_position_field(line_count, _189908)
   Exit: (193) [$syspreds] stream_position_field(line_count, 2)
   Call: (193) [system] arg(2, '$stream_position'(383, 12, 0, 383), _180614)
   Exit: (193) [system] arg(2, '$stream_position'(383, 12, 0, 383), 12)
   Exit: (192) [$syspreds] stream_position_data(line_count, '$stream_position'(383, 12, 0, 383), 12)
   Call: (192) [$syspreds] stream_position_data(line_position, '$stream_position'(383, 12, 0, 383), _180616)
   Call: (193) [system] nonvar(line_position)
   Exit: (193) [system] nonvar(line_position)
   Call: (193) [$syspreds] stream_position_field(line_position, _197342)
   Exit: (193) [$syspreds] stream_position_field(line_position, 3)
   Call: (193) [system] arg(3, '$stream_position'(383, 12, 0, 383), _180616)
   Exit: (193) [system] arg(3, '$stream_position'(383, 12, 0, 383), 0)
   Exit: (192) [$syspreds] stream_position_data(line_position, '$stream_position'(383, 12, 0, 383), 0)
   Call: (192) [$syspreds] stream_position_data(char_count, '$stream_position'(383, 12, 0, 383), _180618)
   Call: (193) [system] nonvar(char_count)
   Exit: (193) [system] nonvar(char_count)
   Call: (193) [$syspreds] stream_position_field(char_count, _204776)
   Exit: (193) [$syspreds] stream_position_field(char_count, 1)
   Call: (193) [system] arg(1, '$stream_position'(383, 12, 0, 383), _180618)
   Exit: (193) [system] arg(1, '$stream_position'(383, 12, 0, 383), 383)
   Exit: (192) [$syspreds] stream_position_data(char_count, '$stream_position'(383, 12, 0, 383), 383)
^  Exit: (191) [user] read_position((0x55798e5fad60), 12, 0, 383, '$stream_position'(383, 12, 0, 383))
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _210370)
   Call: (192) [system] get_char((0x55798e5fad60), _211300)
   Exit: (192) [system] get_char((0x55798e5fad60), ;)
   Call: (192) [system] char_type(;, end_of_line)
   Fail: (192) [system] char_type(;, end_of_line)
   Call: (192) [system] (;)=end_of_file
   Fail: (192) [system] (;)=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _216870)
   Call: (193) [system] get_char((0x55798e5fad60), _217800)
   Exit: (193) [system] get_char((0x55798e5fad60), ;)
   Call: (193) [system] char_type(;, end_of_line)
   Fail: (193) [system] char_type(;, end_of_line)
   Call: (193) [system] (;)=end_of_file
   Fail: (193) [system] (;)=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _223370)
   Call: (194) [system] get_char((0x55798e5fad60), _224300)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
   Call: (194) [system] char_type(' ', end_of_line)
   Fail: (194) [system] char_type(' ', end_of_line)
   Call: (194) [system] ' '=end_of_file
   Fail: (194) [system] ' '=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _229870)
   Call: (195) [system] get_char((0x55798e5fad60), _230800)
   Exit: (195) [system] get_char((0x55798e5fad60), !)
   Call: (195) [system] char_type(!, end_of_line)
   Fail: (195) [system] char_type(!, end_of_line)
   Call: (195) [system] !=end_of_file
   Fail: (195) [system] !=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _236370)
   Call: (196) [system] get_char((0x55798e5fad60), _237300)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _242870)
   Call: (197) [system] get_char((0x55798e5fad60), _243800)
   Exit: (197) [system] get_char((0x55798e5fad60), n)
   Call: (197) [system] char_type(n, end_of_line)
   Fail: (197) [system] char_type(n, end_of_line)
   Call: (197) [system] n=end_of_file
   Fail: (197) [system] n=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _249370)
   Call: (198) [system] get_char((0x55798e5fad60), _250300)
   Exit: (198) [system] get_char((0x55798e5fad60), o)
   Call: (198) [system] char_type(o, end_of_line)
   Fail: (198) [system] char_type(o, end_of_line)
   Call: (198) [system] o=end_of_file
   Fail: (198) [system] o=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _255870)
   Call: (199) [system] get_char((0x55798e5fad60), _256800)
   Exit: (199) [system] get_char((0x55798e5fad60), p)
   Call: (199) [system] char_type(p, end_of_line)
   Fail: (199) [system] char_type(p, end_of_line)
   Call: (199) [system] p=end_of_file
   Fail: (199) [system] p=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _262370)
   Call: (200) [system] get_char((0x55798e5fad60), _263300)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
   Call: (200) [system] char_type(' ', end_of_line)
   Fail: (200) [system] char_type(' ', end_of_line)
   Call: (200) [system] ' '=end_of_file
   Fail: (200) [system] ' '=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _268870)
   Call: (201) [system] get_char((0x55798e5fad60), _269800)
   Exit: (201) [system] get_char((0x55798e5fad60), '(')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _275370)
   Call: (202) [system] get_char((0x55798e5fad60), _276300)
   Exit: (202) [system] get_char((0x55798e5fad60), b)
   Call: (202) [system] char_type(b, end_of_line)
   Fail: (202) [system] char_type(b, end_of_line)
   Call: (202) [system] b=end_of_file
   Fail: (202) [system] b=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _281870)
   Call: (203) [system] get_char((0x55798e5fad60), _282800)
   Exit: (203) [system] get_char((0x55798e5fad60), t)
   Call: (203) [system] char_type(t, end_of_line)
   Fail: (203) [system] char_type(t, end_of_line)
   Call: (203) [system] t=end_of_file
   Fail: (203) [system] t=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _288370)
   Call: (204) [system] get_char((0x55798e5fad60), _289300)
   Exit: (204) [system] get_char((0x55798e5fad60), !)
   Call: (204) [system] char_type(!, end_of_line)
   Fail: (204) [system] char_type(!, end_of_line)
   Call: (204) [system] !=end_of_file
   Fail: (204) [system] !=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _294870)
   Call: (205) [system] get_char((0x55798e5fad60), _295800)
   Exit: (205) [system] get_char((0x55798e5fad60), ')')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] ')'=end_of_file
   Fail: (205) [system] ')'=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _301370)
   Call: (206) [system] get_char((0x55798e5fad60), _302300)
   Exit: (206) [system] get_char((0x55798e5fad60), ')')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] ')'=end_of_file
   Fail: (206) [system] ')'=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _307870)
   Call: (207) [system] get_char((0x55798e5fad60), _308800)
   Exit: (207) [system] get_char((0x55798e5fad60), '\n')
   Call: (207) [system] char_type('\n', end_of_line)
   Exit: (207) [system] char_type('\n', end_of_line)
   Call: (207) [system] _307870=""
   Exit: (207) [system] ""=""
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "")
   Call: (206) [system] string_concat(')', "", _301370)
   Exit: (206) [system] string_concat(')', "", ")")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), ")")
   Call: (205) [system] string_concat(')', ")", _294870)
   Exit: (205) [system] string_concat(')', ")", "))")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "))")
   Call: (204) [system] string_concat(!, "))", _288370)
   Exit: (204) [system] string_concat(!, "))", "!))")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "!))")
   Call: (203) [system] string_concat(t, "!))", _281870)
   Exit: (203) [system] string_concat(t, "!))", "t!))")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), "t!))")
   Call: (202) [system] string_concat(b, "t!))", _275370)
   Exit: (202) [system] string_concat(b, "t!))", "bt!))")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "bt!))")
   Call: (201) [system] string_concat('(', "bt!))", _268870)
   Exit: (201) [system] string_concat('(', "bt!))", "(bt!))")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "(bt!))")
   Call: (200) [system] string_concat(' ', "(bt!))", _262370)
   Exit: (200) [system] string_concat(' ', "(bt!))", " (bt!))")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), " (bt!))")
   Call: (199) [system] string_concat(p, " (bt!))", _255870)
   Exit: (199) [system] string_concat(p, " (bt!))", "p (bt!))")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "p (bt!))")
   Call: (198) [system] string_concat(o, "p (bt!))", _249370)
   Exit: (198) [system] string_concat(o, "p (bt!))", "op (bt!))")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "op (bt!))")
   Call: (197) [system] string_concat(n, "op (bt!))", _242870)
   Exit: (197) [system] string_concat(n, "op (bt!))", "nop (bt!))")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "nop (bt!))")
   Call: (196) [system] string_concat('(', "nop (bt!))", _236370)
   Exit: (196) [system] string_concat('(', "nop (bt!))", "(nop (bt!))")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "(nop (bt!))")
   Call: (195) [system] string_concat(!, "(nop (bt!))", _229870)
   Exit: (195) [system] string_concat(!, "(nop (bt!))", "!(nop (bt!))")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "!(nop (bt!))")
   Call: (194) [system] string_concat(' ', "!(nop (bt!))", _223370)
   Exit: (194) [system] string_concat(' ', "!(nop (bt!))", " !(nop (bt!))")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), " !(nop (bt!))")
   Call: (193) [system] string_concat(;, " !(nop (bt!))", _216870)
   Exit: (193) [system] string_concat(;, " !(nop (bt!))", "; !(nop (bt!))")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), "; !(nop (bt!))")
   Call: (192) [system] string_concat(;, "; !(nop (bt!))", _210370)
   Exit: (192) [system] string_concat(;, "; !(nop (bt!))", ";; !(nop (bt!))")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), ";; !(nop (bt!))")
^  Call: (191) [user] assertz(metta_file_comment(12, 0, 383, '$COMMENT'(";; !(nop (bt!))", 12, 0), '$stream_position'(383, 12, 0, 383)))
^  Exit: (191) [user] assertz(metta_file_comment(12, 0, 383, '$COMMENT'(";; !(nop (bt!))", 12, 0), '$stream_position'(383, 12, 0, 383)))
^  Exit: (190) [user] read_comment((0x55798e5fad60))
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _361022)
   Exit: (191) [system] peek_char((0x55798e5fad60), '\n')
   Call: (191) [system] '\n'=(;)
   Fail: (191) [system] '\n'=(;)
^  Call: (191) [user] is_like_space('\n')
   Call: (192) [system] char_type('\n', 'white')
   Fail: (192) [system] char_type('\n', 'white')
   Call: (192) [system] char_type('\n', end_of_line)
   Exit: (192) [system] char_type('\n', end_of_line)
^  Exit: (191) [user] is_like_space('\n')
   Call: (191) [system] get_char((0x55798e5fad60), _370616)
   Exit: (191) [system] get_char((0x55798e5fad60), '\n')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _373320)
   Exit: (192) [system] peek_char((0x55798e5fad60), ;)
   Call: (192) [system] (;)=(;)
   Exit: (192) [system] (;)=(;)
^  Call: (192) [user] read_comment((0x55798e5fad60))
^  Call: (193) [user] read_position((0x55798e5fad60), _377958, _377960, _377962, _377964)
   Call: (194) [system] stream_property((0x55798e5fad60), position(_377964))
   Call: (195) [system] nonvar((0x55798e5fad60))
   Exit: (195) [system] nonvar((0x55798e5fad60))
   Call: (195) [system] nonvar(position(_377964))
   Exit: (195) [system] nonvar(position(_377964))
   Exit: (194) [system] stream_property((0x55798e5fad60), position('$stream_position'(400, 14, 0, 400)))
   Call: (194) [$syspreds] stream_position_data(line_count, '$stream_position'(400, 14, 0, 400), _377958)
   Call: (195) [system] nonvar(line_count)
   Exit: (195) [system] nonvar(line_count)
   Call: (195) [$syspreds] stream_position_field(line_count, _387252)
   Exit: (195) [$syspreds] stream_position_field(line_count, 2)
   Call: (195) [system] arg(2, '$stream_position'(400, 14, 0, 400), _377958)
   Exit: (195) [system] arg(2, '$stream_position'(400, 14, 0, 400), 14)
   Exit: (194) [$syspreds] stream_position_data(line_count, '$stream_position'(400, 14, 0, 400), 14)
   Call: (194) [$syspreds] stream_position_data(line_position, '$stream_position'(400, 14, 0, 400), _377960)
   Call: (195) [system] nonvar(line_position)
   Exit: (195) [system] nonvar(line_position)
   Call: (195) [$syspreds] stream_position_field(line_position, _394686)
   Exit: (195) [$syspreds] stream_position_field(line_position, 3)
   Call: (195) [system] arg(3, '$stream_position'(400, 14, 0, 400), _377960)
   Exit: (195) [system] arg(3, '$stream_position'(400, 14, 0, 400), 0)
   Exit: (194) [$syspreds] stream_position_data(line_position, '$stream_position'(400, 14, 0, 400), 0)
   Call: (194) [$syspreds] stream_position_data(char_count, '$stream_position'(400, 14, 0, 400), _377962)
   Call: (195) [system] nonvar(char_count)
   Exit: (195) [system] nonvar(char_count)
   Call: (195) [$syspreds] stream_position_field(char_count, _402120)
   Exit: (195) [$syspreds] stream_position_field(char_count, 1)
   Call: (195) [system] arg(1, '$stream_position'(400, 14, 0, 400), _377962)
   Exit: (195) [system] arg(1, '$stream_position'(400, 14, 0, 400), 400)
   Exit: (194) [$syspreds] stream_position_data(char_count, '$stream_position'(400, 14, 0, 400), 400)
^  Exit: (193) [user] read_position((0x55798e5fad60), 14, 0, 400, '$stream_position'(400, 14, 0, 400))
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _407714)
   Call: (194) [system] get_char((0x55798e5fad60), _408644)
   Exit: (194) [system] get_char((0x55798e5fad60), ;)
   Call: (194) [system] char_type(;, end_of_line)
   Fail: (194) [system] char_type(;, end_of_line)
   Call: (194) [system] (;)=end_of_file
   Fail: (194) [system] (;)=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _414214)
   Call: (195) [system] get_char((0x55798e5fad60), _415144)
   Exit: (195) [system] get_char((0x55798e5fad60), ;)
   Call: (195) [system] char_type(;, end_of_line)
   Fail: (195) [system] char_type(;, end_of_line)
   Call: (195) [system] (;)=end_of_file
   Fail: (195) [system] (;)=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _420714)
   Call: (196) [system] get_char((0x55798e5fad60), _421644)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
   Call: (196) [system] char_type(' ', end_of_line)
   Fail: (196) [system] char_type(' ', end_of_line)
   Call: (196) [system] ' '=end_of_file
   Fail: (196) [system] ' '=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _427214)
   Call: (197) [system] get_char((0x55798e5fad60), _428144)
   Exit: (197) [system] get_char((0x55798e5fad60), 'D')
   Call: (197) [system] char_type('D', end_of_line)
   Fail: (197) [system] char_type('D', end_of_line)
   Call: (197) [system] 'D'=end_of_file
   Fail: (197) [system] 'D'=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _433714)
   Call: (198) [system] get_char((0x55798e5fad60), _434644)
   Exit: (198) [system] get_char((0x55798e5fad60), e)
   Call: (198) [system] char_type(e, end_of_line)
   Fail: (198) [system] char_type(e, end_of_line)
   Call: (198) [system] e=end_of_file
   Fail: (198) [system] e=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _440214)
   Call: (199) [system] get_char((0x55798e5fad60), _441144)
   Exit: (199) [system] get_char((0x55798e5fad60), f)
   Call: (199) [system] char_type(f, end_of_line)
   Fail: (199) [system] char_type(f, end_of_line)
   Call: (199) [system] f=end_of_file
   Fail: (199) [system] f=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _446714)
   Call: (200) [system] get_char((0x55798e5fad60), _447644)
   Exit: (200) [system] get_char((0x55798e5fad60), i)
   Call: (200) [system] char_type(i, end_of_line)
   Fail: (200) [system] char_type(i, end_of_line)
   Call: (200) [system] i=end_of_file
   Fail: (200) [system] i=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _453214)
   Call: (201) [system] get_char((0x55798e5fad60), _454144)
   Exit: (201) [system] get_char((0x55798e5fad60), n)
   Call: (201) [system] char_type(n, end_of_line)
   Fail: (201) [system] char_type(n, end_of_line)
   Call: (201) [system] n=end_of_file
   Fail: (201) [system] n=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _459714)
   Call: (202) [system] get_char((0x55798e5fad60), _460644)
   Exit: (202) [system] get_char((0x55798e5fad60), e)
   Call: (202) [system] char_type(e, end_of_line)
   Fail: (202) [system] char_type(e, end_of_line)
   Call: (202) [system] e=end_of_file
   Fail: (202) [system] e=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _466214)
   Call: (203) [system] get_char((0x55798e5fad60), _467144)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
   Call: (203) [system] char_type(' ', end_of_line)
   Fail: (203) [system] char_type(' ', end_of_line)
   Call: (203) [system] ' '=end_of_file
   Fail: (203) [system] ' '=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _472714)
   Call: (204) [system] get_char((0x55798e5fad60), _473644)
   Exit: (204) [system] get_char((0x55798e5fad60), 'N')
   Call: (204) [system] char_type('N', end_of_line)
   Fail: (204) [system] char_type('N', end_of_line)
   Call: (204) [system] 'N'=end_of_file
   Fail: (204) [system] 'N'=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _479214)
   Call: (205) [system] get_char((0x55798e5fad60), _480144)
   Exit: (205) [system] get_char((0x55798e5fad60), a)
   Call: (205) [system] char_type(a, end_of_line)
   Fail: (205) [system] char_type(a, end_of_line)
   Call: (205) [system] a=end_of_file
   Fail: (205) [system] a=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _485714)
   Call: (206) [system] get_char((0x55798e5fad60), _486644)
   Exit: (206) [system] get_char((0x55798e5fad60), t)
   Call: (206) [system] char_type(t, end_of_line)
   Fail: (206) [system] char_type(t, end_of_line)
   Call: (206) [system] t=end_of_file
   Fail: (206) [system] t=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _492214)
   Call: (207) [system] get_char((0x55798e5fad60), _493144)
   Exit: (207) [system] get_char((0x55798e5fad60), '\n')
   Call: (207) [system] char_type('\n', end_of_line)
   Exit: (207) [system] char_type('\n', end_of_line)
   Call: (207) [system] _492214=""
   Exit: (207) [system] ""=""
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "")
   Call: (206) [system] string_concat(t, "", _485714)
   Exit: (206) [system] string_concat(t, "", "t")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "t")
   Call: (205) [system] string_concat(a, "t", _479214)
   Exit: (205) [system] string_concat(a, "t", "at")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "at")
   Call: (204) [system] string_concat('N', "at", _472714)
   Exit: (204) [system] string_concat('N', "at", "Nat")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "Nat")
   Call: (203) [system] string_concat(' ', "Nat", _466214)
   Exit: (203) [system] string_concat(' ', "Nat", " Nat")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), " Nat")
   Call: (202) [system] string_concat(e, " Nat", _459714)
   Exit: (202) [system] string_concat(e, " Nat", "e Nat")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "e Nat")
   Call: (201) [system] string_concat(n, "e Nat", _453214)
   Exit: (201) [system] string_concat(n, "e Nat", "ne Nat")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "ne Nat")
   Call: (200) [system] string_concat(i, "ne Nat", _446714)
   Exit: (200) [system] string_concat(i, "ne Nat", "ine Nat")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "ine Nat")
   Call: (199) [system] string_concat(f, "ine Nat", _440214)
   Exit: (199) [system] string_concat(f, "ine Nat", "fine Nat")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "fine Nat")
   Call: (198) [system] string_concat(e, "fine Nat", _433714)
   Exit: (198) [system] string_concat(e, "fine Nat", "efine Nat")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "efine Nat")
   Call: (197) [system] string_concat('D', "efine Nat", _427214)
   Exit: (197) [system] string_concat('D', "efine Nat", "Define Nat")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "Define Nat")
   Call: (196) [system] string_concat(' ', "Define Nat", _420714)
   Exit: (196) [system] string_concat(' ', "Define Nat", " Define Nat")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), " Define Nat")
   Call: (195) [system] string_concat(;, " Define Nat", _414214)
   Exit: (195) [system] string_concat(;, " Define Nat", "; Define Nat")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "; Define Nat")
   Call: (194) [system] string_concat(;, "; Define Nat", _407714)
   Exit: (194) [system] string_concat(;, "; Define Nat", ";; Define Nat")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), ";; Define Nat")
^  Call: (193) [user] assertz(metta_file_comment(14, 0, 400, '$COMMENT'(";; Define Nat", 14, 0), '$stream_position'(400, 14, 0, 400)))
^  Exit: (193) [user] assertz(metta_file_comment(14, 0, 400, '$COMMENT'(";; Define Nat", 14, 0), '$stream_position'(400, 14, 0, 400)))
^  Exit: (192) [user] read_comment((0x55798e5fad60))
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _539764)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
^  Exit: (180) [user] skip_spaces((0x55798e5fad60))
^  Exit: (179) [user] skip_spaces((0x55798e5fad60))
^  Exit: (178) [user] skip_spaces((0x55798e5fad60))
   Call: (178) [system] get_char((0x55798e5fad60), _566854)
   Exit: (178) [system] get_char((0x55798e5fad60), '(')
   Call: (178) [system] '('='('
   Exit: (178) [system] '('='('
^  Call: (178) [user] read_list(')', (0x55798e5fad60), _3314)
^  Call: (179) [user] skip_spaces((0x55798e5fad60))
   Call: (180) [system] peek_char((0x55798e5fad60), _572424)
   Exit: (180) [system] peek_char((0x55798e5fad60), :)
   Call: (180) [system] (:)=(;)
   Fail: (180) [system] (:)=(;)
^  Call: (180) [user] is_like_space(:)
   Call: (181) [system] char_type(:, 'white')
   Fail: (181) [system] char_type(:, 'white')
   Call: (181) [system] char_type(:, end_of_line)
   Fail: (181) [system] char_type(:, end_of_line)
   Call: (181) [system] char_type(:, space)
   Fail: (181) [system] char_type(:, space)
   Call: (181) [system] char_type(:, cntrl)
   Fail: (181) [system] char_type(:, cntrl)
^  Fail: (180) [user] is_like_space(:)
^  Exit: (179) [user] skip_spaces((0x55798e5fad60))
   Call: (179) [system] peek_char((0x55798e5fad60), _586578)
   Exit: (179) [system] peek_char((0x55798e5fad60), :)
   Call: (179) [system] (:)=')'
   Fail: (179) [system] (:)=')'
   Call: (179) [system] (:)=end_of_file
   Fail: (179) [system] (:)=end_of_file
^  Call: (179) [user] cont_sexpr(')', (0x55798e5fad60), _592148)
^  Call: (180) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] peek_char((0x55798e5fad60), _594006)
   Exit: (181) [system] peek_char((0x55798e5fad60), :)
   Call: (181) [system] (:)=(;)
   Fail: (181) [system] (:)=(;)
^  Call: (181) [user] is_like_space(:)
   Call: (182) [system] char_type(:, 'white')
   Fail: (182) [system] char_type(:, 'white')
   Call: (182) [system] char_type(:, end_of_line)
   Fail: (182) [system] char_type(:, end_of_line)
   Call: (182) [system] char_type(:, space)
   Fail: (182) [system] char_type(:, space)
   Call: (182) [system] char_type(:, cntrl)
   Fail: (182) [system] char_type(:, cntrl)
^  Fail: (181) [user] is_like_space(:)
^  Exit: (180) [user] skip_spaces((0x55798e5fad60))
   Call: (180) [system] get_char((0x55798e5fad60), _608160)
   Exit: (180) [system] get_char((0x55798e5fad60), :)
   Call: (180) [system] (:)='('
   Fail: (180) [system] (:)='('
   Call: (180) [system] (:)='['
   Fail: (180) [system] (:)='['
   Call: (180) [system] (:)='{'
   Fail: (180) [system] (:)='{'
   Call: (180) [system] (:)='"'
   Fail: (180) [system] (:)='"'
   Call: (180) [system] (:)=!
   Fail: (180) [system] (:)=!
   Call: (180) [system] (:)='\''
   Fail: (180) [system] (:)='\''
   Call: (180) [system] (:)='`'
   Fail: (180) [system] (:)='`'
   Call: (180) [system] (:)=end_of_file
   Fail: (180) [system] (:)=end_of_file
^  Call: (180) [user] read_symbolic(')', (0x55798e5fad60), :, _592148)
^  Call: (181) [user] read_symbolic_cont(')', (0x55798e5fad60), _625802)
   Call: (182) [system] peek_char((0x55798e5fad60), _626736)
   Exit: (182) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (182) [user] is_delimiter(' ')
   Call: (183) [system] char_type(' ', space)
   Exit: (183) [system] char_type(' ', space)
^  Exit: (182) [user] is_delimiter(' ')
   Call: (182) [system] _625802=[]
   Exit: (182) [system] []=[]
^  Exit: (181) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (181) [user] classify_and_convert_charseq(:, [], _592148)
^  Call: (183) [system] setup_call_cleanup('$notrace'(_636046, _636048), once(user:catch(read_from_chars([:], _592148), _636022, fail)), '$restore_trace'(_636046, _636048))
^  Call: (184) [system] sig_atomic(system:'$notrace'(_636046, _636048))
^  Exit: (183) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _636022, fail)), system:'$restore_trace'(3, -1))
   Call: (182) [system] atomic(:)
   Exit: (182) [system] atomic(:)
^  Exit: (181) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (180) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (179) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (179) [user] read_list(')', (0x55798e5fad60), _643546)
^  Call: (180) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] peek_char((0x55798e5fad60), _645404)
   Exit: (181) [system] peek_char((0x55798e5fad60), ' ')
   Call: (181) [system] ' '=(;)
   Fail: (181) [system] ' '=(;)
^  Call: (181) [user] is_like_space(' ')
   Call: (182) [system] char_type(' ', 'white')
   Exit: (182) [system] char_type(' ', 'white')
^  Exit: (181) [user] is_like_space(' ')
   Call: (181) [system] get_char((0x55798e5fad60), _653142)
   Exit: (181) [system] get_char((0x55798e5fad60), ' ')
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _655846)
   Exit: (182) [system] peek_char((0x55798e5fad60), 'N')
   Call: (182) [system] 'N'=(;)
   Fail: (182) [system] 'N'=(;)
^  Call: (182) [user] is_like_space('N')
   Call: (183) [system] char_type('N', 'white')
   Fail: (183) [system] char_type('N', 'white')
   Call: (183) [system] char_type('N', end_of_line)
   Fail: (183) [system] char_type('N', end_of_line)
   Call: (183) [system] char_type('N', space)
   Fail: (183) [system] char_type('N', space)
   Call: (183) [system] char_type('N', cntrl)
   Fail: (183) [system] char_type('N', cntrl)
^  Fail: (182) [user] is_like_space('N')
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
^  Exit: (180) [user] skip_spaces((0x55798e5fad60))
   Call: (180) [system] peek_char((0x55798e5fad60), _670924)
   Exit: (180) [system] peek_char((0x55798e5fad60), 'N')
   Call: (180) [system] 'N'=')'
   Fail: (180) [system] 'N'=')'
   Call: (180) [system] 'N'=end_of_file
   Fail: (180) [system] 'N'=end_of_file
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _676494)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _678352)
   Exit: (182) [system] peek_char((0x55798e5fad60), 'N')
   Call: (182) [system] 'N'=(;)
   Fail: (182) [system] 'N'=(;)
^  Call: (182) [user] is_like_space('N')
   Call: (183) [system] char_type('N', 'white')
   Fail: (183) [system] char_type('N', 'white')
   Call: (183) [system] char_type('N', end_of_line)
   Fail: (183) [system] char_type('N', end_of_line)
   Call: (183) [system] char_type('N', space)
   Fail: (183) [system] char_type('N', space)
   Call: (183) [system] char_type('N', cntrl)
   Fail: (183) [system] char_type('N', cntrl)
^  Fail: (182) [user] is_like_space('N')
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _692506)
   Exit: (181) [system] get_char((0x55798e5fad60), 'N')
   Call: (181) [system] 'N'='('
   Fail: (181) [system] 'N'='('
   Call: (181) [system] 'N'='['
   Fail: (181) [system] 'N'='['
   Call: (181) [system] 'N'='{'
   Fail: (181) [system] 'N'='{'
   Call: (181) [system] 'N'='"'
   Fail: (181) [system] 'N'='"'
   Call: (181) [system] 'N'=!
   Fail: (181) [system] 'N'=!
   Call: (181) [system] 'N'='\''
   Fail: (181) [system] 'N'='\''
   Call: (181) [system] 'N'='`'
   Fail: (181) [system] 'N'='`'
   Call: (181) [system] 'N'=end_of_file
   Fail: (181) [system] 'N'=end_of_file
^  Call: (181) [user] read_symbolic(')', (0x55798e5fad60), 'N', _676494)
^  Call: (182) [user] read_symbolic_cont(')', (0x55798e5fad60), _710148)
   Call: (183) [system] peek_char((0x55798e5fad60), _711082)
   Exit: (183) [system] peek_char((0x55798e5fad60), a)
^  Call: (183) [user] is_delimiter(a)
   Call: (184) [system] char_type(a, space)
   Fail: (184) [system] char_type(a, space)
   Call: (184) [system] arg(_715802, v('(', ')', end_of_file), a)
   Fail: (184) [system] arg(_716734, v('(', ')', end_of_file), a)
^  Fail: (183) [user] is_delimiter(a)
   Call: (183) [system] ')'==a
   Fail: (183) [system] ')'==a
   Call: (183) [system] get_char((0x55798e5fad60), a)
   Exit: (183) [system] get_char((0x55798e5fad60), a)
   Call: (183) [system] a=(\)
   Fail: (183) [system] a=(\)
^  Call: (183) [user] read_symbolic_cont(')', (0x55798e5fad60), _724084)
   Call: (184) [system] peek_char((0x55798e5fad60), _725018)
   Exit: (184) [system] peek_char((0x55798e5fad60), t)
^  Call: (184) [user] is_delimiter(t)
   Call: (185) [system] char_type(t, space)
   Fail: (185) [system] char_type(t, space)
   Call: (185) [system] arg(_729738, v('(', ')', end_of_file), t)
   Fail: (185) [system] arg(_730670, v('(', ')', end_of_file), t)
^  Fail: (184) [user] is_delimiter(t)
   Call: (184) [system] ')'==t
   Fail: (184) [system] ')'==t
   Call: (184) [system] get_char((0x55798e5fad60), t)
   Exit: (184) [system] get_char((0x55798e5fad60), t)
   Call: (184) [system] t=(\)
   Fail: (184) [system] t=(\)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _738020)
   Call: (185) [system] peek_char((0x55798e5fad60), _738954)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _738020=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (184) [system] _724084=[t]
   Exit: (184) [system] [t]=[t]
^  Exit: (183) [user] read_symbolic_cont(')', (0x55798e5fad60), [t])
   Call: (183) [system] _710148=[a, t]
   Exit: (183) [system] [a, t]=[a, t]
^  Exit: (182) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t])
^  Call: (182) [user] classify_and_convert_charseq('N', [a, t], _676494)
^  Call: (184) [system] setup_call_cleanup('$notrace'(_753852, _753854), once(user:catch(read_from_chars(['N', a, t], _676494), _753828, fail)), '$restore_trace'(_753852, _753854))
^  Call: (185) [system] sig_atomic(system:'$notrace'(_753852, _753854))
^  Exit: (184) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['N', a, t], _676494), _753828, fail)), system:'$restore_trace'(3, -1))
   Call: (183) [system] atomic(_676494)
   Fail: (183) [system] atomic(_676494)
   Call: (183) [system] atom_chars(_676494, ['N', a, t])
   Exit: (183) [system] atom_chars('Nat', ['N', a, t])
^  Exit: (182) [user] classify_and_convert_charseq('N', [a, t], 'Nat')
^  Exit: (181) [user] read_symbolic(')', (0x55798e5fad60), 'N', 'Nat')
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), 'Nat')
^  Call: (180) [user] read_list(')', (0x55798e5fad60), _763228)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _765086)
   Exit: (182) [system] peek_char((0x55798e5fad60), ' ')
   Call: (182) [system] ' '=(;)
   Fail: (182) [system] ' '=(;)
^  Call: (182) [user] is_like_space(' ')
   Call: (183) [system] char_type(' ', 'white')
   Exit: (183) [system] char_type(' ', 'white')
^  Exit: (182) [user] is_like_space(' ')
   Call: (182) [system] get_char((0x55798e5fad60), _772824)
   Exit: (182) [system] get_char((0x55798e5fad60), ' ')
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _775528)
   Exit: (183) [system] peek_char((0x55798e5fad60), 'T')
   Call: (183) [system] 'T'=(;)
   Fail: (183) [system] 'T'=(;)
^  Call: (183) [user] is_like_space('T')
   Call: (184) [system] char_type('T', 'white')
   Fail: (184) [system] char_type('T', 'white')
   Call: (184) [system] char_type('T', end_of_line)
   Fail: (184) [system] char_type('T', end_of_line)
   Call: (184) [system] char_type('T', space)
   Fail: (184) [system] char_type('T', space)
   Call: (184) [system] char_type('T', cntrl)
   Fail: (184) [system] char_type('T', cntrl)
^  Fail: (183) [user] is_like_space('T')
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] peek_char((0x55798e5fad60), _790606)
   Exit: (181) [system] peek_char((0x55798e5fad60), 'T')
   Call: (181) [system] 'T'=')'
   Fail: (181) [system] 'T'=')'
   Call: (181) [system] 'T'=end_of_file
   Fail: (181) [system] 'T'=end_of_file
^  Call: (181) [user] cont_sexpr(')', (0x55798e5fad60), _796176)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _798034)
   Exit: (183) [system] peek_char((0x55798e5fad60), 'T')
   Call: (183) [system] 'T'=(;)
   Fail: (183) [system] 'T'=(;)
^  Call: (183) [user] is_like_space('T')
   Call: (184) [system] char_type('T', 'white')
   Fail: (184) [system] char_type('T', 'white')
   Call: (184) [system] char_type('T', end_of_line)
   Fail: (184) [system] char_type('T', end_of_line)
   Call: (184) [system] char_type('T', space)
   Fail: (184) [system] char_type('T', space)
   Call: (184) [system] char_type('T', cntrl)
   Fail: (184) [system] char_type('T', cntrl)
^  Fail: (183) [user] is_like_space('T')
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] get_char((0x55798e5fad60), _812188)
   Exit: (182) [system] get_char((0x55798e5fad60), 'T')
   Call: (182) [system] 'T'='('
   Fail: (182) [system] 'T'='('
   Call: (182) [system] 'T'='['
   Fail: (182) [system] 'T'='['
   Call: (182) [system] 'T'='{'
   Fail: (182) [system] 'T'='{'
   Call: (182) [system] 'T'='"'
   Fail: (182) [system] 'T'='"'
   Call: (182) [system] 'T'=!
   Fail: (182) [system] 'T'=!
   Call: (182) [system] 'T'='\''
   Fail: (182) [system] 'T'='\''
   Call: (182) [system] 'T'='`'
   Fail: (182) [system] 'T'='`'
   Call: (182) [system] 'T'=end_of_file
   Fail: (182) [system] 'T'=end_of_file
^  Call: (182) [user] read_symbolic(')', (0x55798e5fad60), 'T', _796176)
^  Call: (183) [user] read_symbolic_cont(')', (0x55798e5fad60), _829830)
   Call: (184) [system] peek_char((0x55798e5fad60), _830764)
   Exit: (184) [system] peek_char((0x55798e5fad60), y)
^  Call: (184) [user] is_delimiter(y)
   Call: (185) [system] char_type(y, space)
   Fail: (185) [system] char_type(y, space)
   Call: (185) [system] arg(_835484, v('(', ')', end_of_file), y)
   Fail: (185) [system] arg(_836416, v('(', ')', end_of_file), y)
^  Fail: (184) [user] is_delimiter(y)
   Call: (184) [system] ')'==y
   Fail: (184) [system] ')'==y
   Call: (184) [system] get_char((0x55798e5fad60), y)
   Exit: (184) [system] get_char((0x55798e5fad60), y)
   Call: (184) [system] y=(\)
   Fail: (184) [system] y=(\)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _843766)
   Call: (185) [system] peek_char((0x55798e5fad60), _844700)
   Exit: (185) [system] peek_char((0x55798e5fad60), p)
^  Call: (185) [user] is_delimiter(p)
   Call: (186) [system] char_type(p, space)
   Fail: (186) [system] char_type(p, space)
   Call: (186) [system] arg(_849420, v('(', ')', end_of_file), p)
   Fail: (186) [system] arg(_850352, v('(', ')', end_of_file), p)
^  Fail: (185) [user] is_delimiter(p)
   Call: (185) [system] ')'==p
   Fail: (185) [system] ')'==p
   Call: (185) [system] get_char((0x55798e5fad60), p)
   Exit: (185) [system] get_char((0x55798e5fad60), p)
   Call: (185) [system] p=(\)
   Fail: (185) [system] p=(\)
^  Call: (185) [user] read_symbolic_cont(')', (0x55798e5fad60), _857702)
   Call: (186) [system] peek_char((0x55798e5fad60), _858636)
   Exit: (186) [system] peek_char((0x55798e5fad60), e)
^  Call: (186) [user] is_delimiter(e)
   Call: (187) [system] char_type(e, space)
   Fail: (187) [system] char_type(e, space)
   Call: (187) [system] arg(_863356, v('(', ')', end_of_file), e)
   Fail: (187) [system] arg(_864288, v('(', ')', end_of_file), e)
^  Fail: (186) [user] is_delimiter(e)
   Call: (186) [system] ')'==e
   Fail: (186) [system] ')'==e
   Call: (186) [system] get_char((0x55798e5fad60), e)
   Exit: (186) [system] get_char((0x55798e5fad60), e)
   Call: (186) [system] e=(\)
   Fail: (186) [system] e=(\)
^  Call: (186) [user] read_symbolic_cont(')', (0x55798e5fad60), _871638)
   Call: (187) [system] peek_char((0x55798e5fad60), _872572)
   Exit: (187) [system] peek_char((0x55798e5fad60), ')')
^  Call: (187) [user] is_delimiter(')')
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] arg(_877292, v('(', ')', end_of_file), ')')
   Exit: (188) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (187) [user] is_delimiter(')')
   Call: (187) [system] _871638=[]
   Exit: (187) [system] []=[]
^  Exit: (186) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (186) [system] _857702=[e]
   Exit: (186) [system] [e]=[e]
^  Exit: (185) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (185) [system] _843766=[p, e]
   Exit: (185) [system] [p, e]=[p, e]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, e])
   Call: (184) [system] _829830=[y, p, e]
   Exit: (184) [system] [y, p, e]=[y, p, e]
^  Exit: (183) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, p, e])
^  Call: (183) [user] classify_and_convert_charseq('T', [y, p, e], _796176)
^  Call: (185) [system] setup_call_cleanup('$notrace'(_892136, _892138), once(user:catch(read_from_chars(['T', y, p, e], _796176), _892112, fail)), '$restore_trace'(_892136, _892138))
^  Call: (186) [system] sig_atomic(system:'$notrace'(_892136, _892138))
^  Exit: (185) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['T', y, p, e], _796176), _892112, fail)), system:'$restore_trace'(3, -1))
   Call: (184) [system] atomic(_796176)
   Fail: (184) [system] atomic(_796176)
   Call: (184) [system] atom_chars(_796176, ['T', y, p, e])
   Exit: (184) [system] atom_chars('Type', ['T', y, p, e])
^  Exit: (183) [user] classify_and_convert_charseq('T', [y, p, e], 'Type')
^  Exit: (182) [user] read_symbolic(')', (0x55798e5fad60), 'T', 'Type')
^  Exit: (181) [user] cont_sexpr(')', (0x55798e5fad60), 'Type')
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _901512)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _903370)
   Exit: (183) [system] peek_char((0x55798e5fad60), ')')
   Call: (183) [system] ')'=(;)
   Fail: (183) [system] ')'=(;)
^  Call: (183) [user] is_like_space(')')
   Call: (184) [system] char_type(')', 'white')
   Fail: (184) [system] char_type(')', 'white')
   Call: (184) [system] char_type(')', end_of_line)
   Fail: (184) [system] char_type(')', end_of_line)
   Call: (184) [system] char_type(')', space)
   Fail: (184) [system] char_type(')', space)
   Call: (184) [system] char_type(')', cntrl)
   Fail: (184) [system] char_type(')', cntrl)
^  Fail: (183) [user] is_like_space(')')
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _917524)
   Exit: (182) [system] peek_char((0x55798e5fad60), ')')
   Call: (182) [system] ')'=')'
   Exit: (182) [system] ')'=')'
   Call: (182) [system] get_char((0x55798e5fad60), _921314)
   Exit: (182) [system] get_char((0x55798e5fad60), ')')
   Call: (182) [system] _901512=[]
   Exit: (182) [system] []=[]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [])
   Call: (181) [system] _763228=['Type']
   Exit: (181) [system] ['Type']=['Type']
^  Exit: (180) [user] read_list(')', (0x55798e5fad60), ['Type'])
   Call: (180) [system] _643546=['Nat', 'Type']
   Exit: (180) [system] ['Nat', 'Type']=['Nat', 'Type']
^  Exit: (179) [user] read_list(')', (0x55798e5fad60), ['Nat', 'Type'])
   Call: (179) [system] _3314=[:, 'Nat', 'Type']
   Exit: (179) [system] [:, 'Nat', 'Type']=[:, 'Nat', 'Type']
^  Exit: (178) [user] read_list(')', (0x55798e5fad60), [:, 'Nat', 'Type'])
^  Exit: (177) [user] cont_sexpr(')', (0x55798e5fad60), [:, 'Nat', 'Type'])
^  Exit: (176) [user] read_sexpr((0x55798e5fad60), [:, 'Nat', 'Type'])
^  Call: (176) [user] assertz(metta_file_comment(1, 0, 0, [:, 'Nat', 'Type'], '$stream_position'(0, 1, 0, 0)))
^  Exit: (176) [user] assertz(metta_file_comment(1, 0, 0, [:, 'Nat', 'Type'], '$stream_position'(0, 1, 0, 0)))
^  Exit: (174) [system] once(user:(read_position((0x55798e5fad60), 1, 0, 0, '$stream_position'(0, 1, 0, 0)), read_sexpr((0x55798e5fad60), [:, 'Nat', 'Type']), assertz(metta_file_comment(1, 0, 0, [:, 'Nat', 'Type'], '$stream_position'(0, 1, 0, 0)))))
   Call: (174) [system] fail
^  Call: (174) [user] retract(metta_file_comment(_939832, _939834, _939836, _939838, _939840))
^  Exit: (174) [user] retract(metta_file_comment(34, 0, 1111, '$COMMENT'(";;", 34, 0), '$stream_position'(1111, 34, 0, 1111)))
^  Call: (174) [user] trly(untyped_to_metta, '$COMMENT'(";;", 34, 0), _3084)
^  Call: (175) [user] once(call(untyped_to_metta, '$COMMENT'(";;", 34, 0), _942664))
^  Call: (176) [user] call(untyped_to_metta, '$COMMENT'(";;", 34, 0), _942664)
^  Call: (177) [user] untyped_to_metta('$COMMENT'(";;", 34, 0), _942664)
^  Call: (178) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;", 34, 0), _945480))
^  Call: (179) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;", 34, 0), _945480))
^  Call: (180) [user] trly(mfix_vars1, '$COMMENT'(";;", 34, 0), _945480)
^  Call: (181) [user] once(call(mfix_vars1, '$COMMENT'(";;", 34, 0), _948280))
^  Call: (182) [user] call(mfix_vars1, '$COMMENT'(";;", 34, 0), _948280)
^  Call: (183) [user] mfix_vars1('$COMMENT'(";;", 34, 0), _948280)
   Call: (184) [system] var('$COMMENT'(";;", 34, 0))
   Call: (184) [system] atom('$COMMENT'(";;", 34, 0))
   Call: (184) [system] '$COMMENT'(";;", 34, 0)==true
   Call: (184) [system] '$COMMENT'(";;", 34, 0)==false
   Call: (184) [system] '$COMMENT'(";;", 34, 0)==[_954800, _954806]
   Call: (184) [system] is_list('$COMMENT'(";;", 34, 0))
   Call: (184) [system] string('$COMMENT'(";;", 34, 0))
   Call: (184) [system] compound('$COMMENT'(";;", 34, 0))
   Exit: (184) [system] compound('$COMMENT'(";;", 34, 0))
   Call: (184) [system] compound_name_arguments('$COMMENT'(";;", 34, 0), _959434, _959436)
   Exit: (184) [system] compound_name_arguments('$COMMENT'(";;", 34, 0), '$COMMENT', [";;", 34, 0])
   Call: (184) [system] '$COMMENT'\=='$VAR'
   Exit: (184) [system] '$COMMENT'\=='$VAR'
^  Call: (184) [user] apply:maplist(mfix_vars1, [";;", 34, 0], _963176)
   Call: (185) [apply] apply:maplist_([";;", 34, 0], _963176, user:mfix_vars1)
^  Call: (186) [user] mfix_vars1(";;", _965056)
   Call: (187) [system] var(";;")
   Call: (187) [system] atom(";;")
   Call: (187) [system] ";;"==true
   Call: (187) [system] ";;"==false
   Call: (187) [system] ";;"==[_969698, _969704]
   Call: (187) [system] is_list(";;")
   Call: (187) [system] string(";;")
   Exit: (187) [system] string(";;")
^  Call: (187) [user] string_to_syms
   Call: (188) [system] fail
   Call: (187) [system] compound(";;")
^  Call: (187) [user] symbol(";;")
   Call: (188) [system] atom(";;")
   Fail: (188) [system] atom(";;")
^  Fail: (187) [user] symbol(";;")
   Call: (187) [system] ";;"=_965056
   Exit: (187) [system] ";;"=";;"
^  Exit: (186) [user] mfix_vars1(";;", ";;")
   Call: (186) [apply] apply:maplist_([34, 0], _965058, user:mfix_vars1)
^  Call: (187) [user] mfix_vars1(34, _983578)
   Call: (188) [system] var(34)
   Call: (188) [system] atom(34)
   Call: (188) [system] 34==true
   Call: (188) [system] 34==false
   Call: (188) [system] 34==[_988220, _988226]
   Call: (188) [system] is_list(34)
   Call: (188) [system] string(34)
   Call: (188) [system] compound(34)
^  Call: (188) [user] symbol(34)
   Call: (189) [system] atom(34)
   Fail: (189) [system] atom(34)
^  Fail: (188) [user] symbol(34)
   Call: (188) [system] 34=_983578
   Exit: (188) [system] 34=34
^  Exit: (187) [user] mfix_vars1(34, 34)
   Call: (187) [apply] apply:maplist_([0], _983580, user:mfix_vars1)
^  Call: (188) [user] mfix_vars1(0, _999344)
   Call: (189) [system] var(0)
   Call: (189) [system] atom(0)
   Call: (189) [system] 0==true
   Call: (189) [system] 0==false
   Call: (189) [system] 0==[_1003986, _1003992]
   Call: (189) [system] is_list(0)
   Call: (189) [system] string(0)
   Call: (189) [system] compound(0)
^  Call: (189) [user] symbol(0)
   Call: (190) [system] atom(0)
   Fail: (190) [system] atom(0)
^  Fail: (189) [user] symbol(0)
   Call: (189) [system] 0=_999344
   Exit: (189) [system] 0=0
^  Exit: (188) [user] mfix_vars1(0, 0)
   Call: (188) [apply] apply:maplist_([], _999346, user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (187) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (186) [apply] apply:maplist_([34, 0], [34, 0], user:mfix_vars1)
   Exit: (185) [apply] apply:maplist_([";;", 34, 0], [";;", 34, 0], user:mfix_vars1)
^  Exit: (184) [apply] apply:maplist(user:mfix_vars1, [";;", 34, 0], [";;", 34, 0])
   Call: (184) [system] compound_name_arguments(_948280, '$COMMENT', [";;", 34, 0])
   Exit: (184) [system] compound_name_arguments('$COMMENT'(";;", 34, 0), '$COMMENT', [";;", 34, 0])
^  Exit: (183) [user] mfix_vars1('$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0))
^  Exit: (182) [system] call(user:mfix_vars1, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0))
^  Exit: (181) [system] once(user:call(mfix_vars1, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0)))
   Call: (181) [system] '$COMMENT'(";;", 34, 0)\=@='$COMMENT'(";;", 34, 0)
^  Exit: (180) [user] trly(mfix_vars1, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0))
^  Exit: (179) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0)))
^  Exit: (178) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0)))
^  Call: (178) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;", 34, 0), _1028162))
^  Call: (179) [user] once(user:trly(cons_to_c, '$COMMENT'(";;", 34, 0), _1028162))
^  Call: (180) [user] trly(cons_to_c, '$COMMENT'(";;", 34, 0), _1028162)
^  Call: (181) [user] once(call(cons_to_c, '$COMMENT'(";;", 34, 0), _1030962))
^  Call: (182) [user] call(cons_to_c, '$COMMENT'(";;", 34, 0), _1030962)
^  Call: (183) [user] cons_to_c('$COMMENT'(";;", 34, 0), _1030962)
^  Call: (184) [user] no_cons_reduce
^  Exit: (184) [user] no_cons_reduce
^  Exit: (183) [user] cons_to_c('$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0))
^  Exit: (182) [system] call(user:cons_to_c, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0))
^  Exit: (181) [system] once(user:call(cons_to_c, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0)))
   Call: (181) [system] '$COMMENT'(";;", 34, 0)\=@='$COMMENT'(";;", 34, 0)
^  Exit: (180) [user] trly(cons_to_c, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0))
^  Exit: (179) [system] once(user:trly(cons_to_c, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0)))
^  Exit: (178) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0)))
^  Call: (178) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;", 34, 0), _942664))
^  Call: (179) [user] once(user:trly(cons_to_l, '$COMMENT'(";;", 34, 0), _942664))
^  Call: (180) [user] trly(cons_to_l, '$COMMENT'(";;", 34, 0), _942664)
^  Call: (181) [user] once(call(cons_to_l, '$COMMENT'(";;", 34, 0), _1044920))
^  Call: (182) [user] call(cons_to_l, '$COMMENT'(";;", 34, 0), _1044920)
^  Call: (183) [user] cons_to_l('$COMMENT'(";;", 34, 0), _1044920)
^  Call: (184) [user] no_cons_reduce
^  Exit: (184) [user] no_cons_reduce
^  Exit: (183) [user] cons_to_l('$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0))
^  Exit: (182) [system] call(user:cons_to_l, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0))
^  Exit: (181) [system] once(user:call(cons_to_l, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0)))
   Call: (181) [system] '$COMMENT'(";;", 34, 0)\=@='$COMMENT'(";;", 34, 0)
^  Exit: (180) [user] trly(cons_to_l, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0))
^  Exit: (179) [system] once(user:trly(cons_to_l, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0)))
^  Exit: (178) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0)))
^  Exit: (177) [user] untyped_to_metta('$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0))
^  Exit: (176) [system] call(user:untyped_to_metta, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0))
^  Exit: (175) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0)))
   Call: (175) [system] '$COMMENT'(";;", 34, 0)\=@='$COMMENT'(";;", 34, 0)
^  Exit: (174) [user] trly(untyped_to_metta, '$COMMENT'(";;", 34, 0), '$COMMENT'(";;", 34, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 34, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 34, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 34, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;", 34, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";;", 34, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";;", 34, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";;", 34, 0)))
   Call: (169) [system] '$COMMENT'(";;", 34, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;", 34, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 34, 0)), 1]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;", 34, 0), me_synthesize_1726263785_9357412, 1)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 34, 0)), 1]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263786.519699)
   Call: (173) [system] arg(1, t(1726263785.932276), _3148)
   Exit: (173) [system] arg(1, t(1726263785.932276), 1726263785.932276)
   Call: (173) [system] _3158 is 1726263786.519699-1726263785.932276
   Exit: (173) [system] 0.5874230861663818 is 1726263786.519699-1726263785.932276
   Call: (173) [system] 0.5874230861663818>4
   Fail: (173) [system] 0.5874230861663818>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 34, 0)), 1]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 0)
   Call: (175) [system] atom(0+1)
   Call: (175) [system] set_flag(translated_forms, 1)
   Exit: (175) [system] set_flag(translated_forms, 1)
   Exit: (174) [$syspreds] update_flag(translated_forms, 0, 0+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 0, 0+1))
   Exit: (171) [$syspreds] flag(translated_forms, 0, 0+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;", 34, 0), me_synthesize_1726263785_9357412, 1)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;"])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;"])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;", 34, 0), me_synthesize_1726263785_9357412, 1)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 34, 0)), 1]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 0, 0+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;", 34, 0), me_synthesize_1726263785_9357412, 1)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 15)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 15))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 15))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _1115086)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _1122508)
   Exit: (175) [system] peek_char((0x55798e5fad60), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _1130846)
   Exit: (177) [system] peek_char((0x55798e5fad60), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _1133632=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _1135500, _1135502, _1135504, _1135506), read_sexpr((0x55798e5fad60), _1135518), assertz(metta_file_comment(_1135500, _1135502, _1135504, _1135518, _1135506))))
^  Call: (179) [user] read_position((0x55798e5fad60), _1135500, _1135502, _1135504, _1135506)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_1135506))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_1135506))
   Exit: (181) [system] nonvar(position(_1135506))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(427, 16, 0, 427)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(427, 16, 0, 427), _1135500)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1145758)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(427, 16, 0, 427), _1135500)
   Exit: (181) [system] arg(2, '$stream_position'(427, 16, 0, 427), 16)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(427, 16, 0, 427), 16)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(427, 16, 0, 427), _1135502)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1153192)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(427, 16, 0, 427), _1135502)
   Exit: (181) [system] arg(3, '$stream_position'(427, 16, 0, 427), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(427, 16, 0, 427), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(427, 16, 0, 427), _1135504)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1160626)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(427, 16, 0, 427), _1135504)
   Exit: (181) [system] arg(1, '$stream_position'(427, 16, 0, 427), 427)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(427, 16, 0, 427), 427)
^  Exit: (179) [user] read_position((0x55798e5fad60), 16, 0, 427, '$stream_position'(427, 16, 0, 427))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _1135518)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _1135518)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1170852)
   Exit: (182) [system] peek_char((0x55798e5fad60), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _1185006)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _1135518)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1190576)
   Exit: (183) [system] peek_char((0x55798e5fad60), :)
   Call: (183) [system] (:)=(;)
   Fail: (183) [system] (:)=(;)
^  Call: (183) [user] is_like_space(:)
   Call: (184) [system] char_type(:, 'white')
   Fail: (184) [system] char_type(:, 'white')
   Call: (184) [system] char_type(:, end_of_line)
   Fail: (184) [system] char_type(:, end_of_line)
   Call: (184) [system] char_type(:, space)
   Fail: (184) [system] char_type(:, space)
   Call: (184) [system] char_type(:, cntrl)
   Fail: (184) [system] char_type(:, cntrl)
^  Fail: (183) [user] is_like_space(:)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1204730)
   Exit: (182) [system] peek_char((0x55798e5fad60), :)
   Call: (182) [system] (:)=')'
   Fail: (182) [system] (:)=')'
   Call: (182) [system] (:)=end_of_file
   Fail: (182) [system] (:)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _1210300)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1212158)
   Exit: (184) [system] peek_char((0x55798e5fad60), :)
   Call: (184) [system] (:)=(;)
   Fail: (184) [system] (:)=(;)
^  Call: (184) [user] is_like_space(:)
   Call: (185) [system] char_type(:, 'white')
   Fail: (185) [system] char_type(:, 'white')
   Call: (185) [system] char_type(:, end_of_line)
   Fail: (185) [system] char_type(:, end_of_line)
   Call: (185) [system] char_type(:, space)
   Fail: (185) [system] char_type(:, space)
   Call: (185) [system] char_type(:, cntrl)
   Fail: (185) [system] char_type(:, cntrl)
^  Fail: (184) [user] is_like_space(:)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _1226312)
   Exit: (183) [system] get_char((0x55798e5fad60), :)
   Call: (183) [system] (:)='('
   Fail: (183) [system] (:)='('
   Call: (183) [system] (:)='['
   Fail: (183) [system] (:)='['
   Call: (183) [system] (:)='{'
   Fail: (183) [system] (:)='{'
   Call: (183) [system] (:)='"'
   Fail: (183) [system] (:)='"'
   Call: (183) [system] (:)=!
   Fail: (183) [system] (:)=!
   Call: (183) [system] (:)='\''
   Fail: (183) [system] (:)='\''
   Call: (183) [system] (:)='`'
   Fail: (183) [system] (:)='`'
   Call: (183) [system] (:)=end_of_file
   Fail: (183) [system] (:)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), :, _1210300)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _1243954)
   Call: (185) [system] peek_char((0x55798e5fad60), _1244888)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1243954=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(:, [], _1210300)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_1254198, _1254200), once(user:catch(read_from_chars([:], _1210300), _1254174, fail)), '$restore_trace'(_1254198, _1254200))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_1254198, _1254200))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1254174, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(:)
   Exit: (185) [system] atomic(:)
^  Exit: (184) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _1261698)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1263556)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _1271294)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1273998)
   Exit: (185) [system] peek_char((0x55798e5fad60), 'Z')
   Call: (185) [system] 'Z'=(;)
   Fail: (185) [system] 'Z'=(;)
^  Call: (185) [user] is_like_space('Z')
   Call: (186) [system] char_type('Z', 'white')
   Fail: (186) [system] char_type('Z', 'white')
   Call: (186) [system] char_type('Z', end_of_line)
   Fail: (186) [system] char_type('Z', end_of_line)
   Call: (186) [system] char_type('Z', space)
   Fail: (186) [system] char_type('Z', space)
   Call: (186) [system] char_type('Z', cntrl)
   Fail: (186) [system] char_type('Z', cntrl)
^  Fail: (185) [user] is_like_space('Z')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1289076)
   Exit: (183) [system] peek_char((0x55798e5fad60), 'Z')
   Call: (183) [system] 'Z'=')'
   Fail: (183) [system] 'Z'=')'
   Call: (183) [system] 'Z'=end_of_file
   Fail: (183) [system] 'Z'=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _1294646)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1296504)
   Exit: (185) [system] peek_char((0x55798e5fad60), 'Z')
   Call: (185) [system] 'Z'=(;)
   Fail: (185) [system] 'Z'=(;)
^  Call: (185) [user] is_like_space('Z')
   Call: (186) [system] char_type('Z', 'white')
   Fail: (186) [system] char_type('Z', 'white')
   Call: (186) [system] char_type('Z', end_of_line)
   Fail: (186) [system] char_type('Z', end_of_line)
   Call: (186) [system] char_type('Z', space)
   Fail: (186) [system] char_type('Z', space)
   Call: (186) [system] char_type('Z', cntrl)
   Fail: (186) [system] char_type('Z', cntrl)
^  Fail: (185) [user] is_like_space('Z')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _1310658)
   Exit: (184) [system] get_char((0x55798e5fad60), 'Z')
   Call: (184) [system] 'Z'='('
   Fail: (184) [system] 'Z'='('
   Call: (184) [system] 'Z'='['
   Fail: (184) [system] 'Z'='['
   Call: (184) [system] 'Z'='{'
   Fail: (184) [system] 'Z'='{'
   Call: (184) [system] 'Z'='"'
   Fail: (184) [system] 'Z'='"'
   Call: (184) [system] 'Z'=!
   Fail: (184) [system] 'Z'=!
   Call: (184) [system] 'Z'='\''
   Fail: (184) [system] 'Z'='\''
   Call: (184) [system] 'Z'='`'
   Fail: (184) [system] 'Z'='`'
   Call: (184) [system] 'Z'=end_of_file
   Fail: (184) [system] 'Z'=end_of_file
^  Call: (184) [user] read_symbolic(')', (0x55798e5fad60), 'Z', _1294646)
^  Call: (185) [user] read_symbolic_cont(')', (0x55798e5fad60), _1328300)
   Call: (186) [system] peek_char((0x55798e5fad60), _1329234)
   Exit: (186) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (186) [user] is_delimiter(' ')
   Call: (187) [system] char_type(' ', space)
   Exit: (187) [system] char_type(' ', space)
^  Exit: (186) [user] is_delimiter(' ')
   Call: (186) [system] _1328300=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (185) [user] classify_and_convert_charseq('Z', [], _1294646)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_1338544, _1338546), once(user:catch(read_from_chars(['Z'], _1294646), _1338520, fail)), '$restore_trace'(_1338544, _1338546))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_1338544, _1338546))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['Z'], _1294646), _1338520, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(_1294646)
   Fail: (186) [system] atomic(_1294646)
   Call: (186) [system] atom_chars(_1294646, ['Z'])
   Exit: (186) [system] atom_chars('Z', ['Z'])
^  Exit: (185) [user] classify_and_convert_charseq('Z', [], 'Z')
^  Exit: (184) [user] read_symbolic(')', (0x55798e5fad60), 'Z', 'Z')
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), 'Z')
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _1347920)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1349778)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55798e5fad60), _1357516)
   Exit: (185) [system] get_char((0x55798e5fad60), ' ')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1360220)
   Exit: (186) [system] peek_char((0x55798e5fad60), 'N')
   Call: (186) [system] 'N'=(;)
   Fail: (186) [system] 'N'=(;)
^  Call: (186) [user] is_like_space('N')
   Call: (187) [system] char_type('N', 'white')
   Fail: (187) [system] char_type('N', 'white')
   Call: (187) [system] char_type('N', end_of_line)
   Fail: (187) [system] char_type('N', end_of_line)
   Call: (187) [system] char_type('N', space)
   Fail: (187) [system] char_type('N', space)
   Call: (187) [system] char_type('N', cntrl)
   Fail: (187) [system] char_type('N', cntrl)
^  Fail: (186) [user] is_like_space('N')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1375298)
   Exit: (184) [system] peek_char((0x55798e5fad60), 'N')
   Call: (184) [system] 'N'=')'
   Fail: (184) [system] 'N'=')'
   Call: (184) [system] 'N'=end_of_file
   Fail: (184) [system] 'N'=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _1380868)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1382726)
   Exit: (186) [system] peek_char((0x55798e5fad60), 'N')
   Call: (186) [system] 'N'=(;)
   Fail: (186) [system] 'N'=(;)
^  Call: (186) [user] is_like_space('N')
   Call: (187) [system] char_type('N', 'white')
   Fail: (187) [system] char_type('N', 'white')
   Call: (187) [system] char_type('N', end_of_line)
   Fail: (187) [system] char_type('N', end_of_line)
   Call: (187) [system] char_type('N', space)
   Fail: (187) [system] char_type('N', space)
   Call: (187) [system] char_type('N', cntrl)
   Fail: (187) [system] char_type('N', cntrl)
^  Fail: (186) [user] is_like_space('N')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _1396880)
   Exit: (185) [system] get_char((0x55798e5fad60), 'N')
   Call: (185) [system] 'N'='('
   Fail: (185) [system] 'N'='('
   Call: (185) [system] 'N'='['
   Fail: (185) [system] 'N'='['
   Call: (185) [system] 'N'='{'
   Fail: (185) [system] 'N'='{'
   Call: (185) [system] 'N'='"'
   Fail: (185) [system] 'N'='"'
   Call: (185) [system] 'N'=!
   Fail: (185) [system] 'N'=!
   Call: (185) [system] 'N'='\''
   Fail: (185) [system] 'N'='\''
   Call: (185) [system] 'N'='`'
   Fail: (185) [system] 'N'='`'
   Call: (185) [system] 'N'=end_of_file
   Fail: (185) [system] 'N'=end_of_file
^  Call: (185) [user] read_symbolic(')', (0x55798e5fad60), 'N', _1380868)
^  Call: (186) [user] read_symbolic_cont(')', (0x55798e5fad60), _1414522)
   Call: (187) [system] peek_char((0x55798e5fad60), _1415456)
   Exit: (187) [system] peek_char((0x55798e5fad60), a)
^  Call: (187) [user] is_delimiter(a)
   Call: (188) [system] char_type(a, space)
   Fail: (188) [system] char_type(a, space)
   Call: (188) [system] arg(_1420176, v('(', ')', end_of_file), a)
   Fail: (188) [system] arg(_1421108, v('(', ')', end_of_file), a)
^  Fail: (187) [user] is_delimiter(a)
   Call: (187) [system] ')'==a
   Fail: (187) [system] ')'==a
   Call: (187) [system] get_char((0x55798e5fad60), a)
   Exit: (187) [system] get_char((0x55798e5fad60), a)
   Call: (187) [system] a=(\)
   Fail: (187) [system] a=(\)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _1428458)
   Call: (188) [system] peek_char((0x55798e5fad60), _1429392)
   Exit: (188) [system] peek_char((0x55798e5fad60), t)
^  Call: (188) [user] is_delimiter(t)
   Call: (189) [system] char_type(t, space)
   Fail: (189) [system] char_type(t, space)
   Call: (189) [system] arg(_1434112, v('(', ')', end_of_file), t)
   Fail: (189) [system] arg(_1435044, v('(', ')', end_of_file), t)
^  Fail: (188) [user] is_delimiter(t)
   Call: (188) [system] ')'==t
   Fail: (188) [system] ')'==t
   Call: (188) [system] get_char((0x55798e5fad60), t)
   Exit: (188) [system] get_char((0x55798e5fad60), t)
   Call: (188) [system] t=(\)
   Fail: (188) [system] t=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1442394)
   Call: (189) [system] peek_char((0x55798e5fad60), _1443328)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_1448048, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _1442394=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (188) [system] _1428458=[t]
   Exit: (188) [system] [t]=[t]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [t])
   Call: (187) [system] _1414522=[a, t]
   Exit: (187) [system] [a, t]=[a, t]
^  Exit: (186) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t])
^  Call: (186) [user] classify_and_convert_charseq('N', [a, t], _1380868)
^  Call: (188) [system] setup_call_cleanup('$notrace'(_1460098, _1460100), once(user:catch(read_from_chars(['N', a, t], _1380868), _1460074, fail)), '$restore_trace'(_1460098, _1460100))
^  Call: (189) [system] sig_atomic(system:'$notrace'(_1460098, _1460100))
^  Exit: (188) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['N', a, t], _1380868), _1460074, fail)), system:'$restore_trace'(3, -1))
   Call: (187) [system] atomic(_1380868)
   Fail: (187) [system] atomic(_1380868)
   Call: (187) [system] atom_chars(_1380868, ['N', a, t])
   Exit: (187) [system] atom_chars('Nat', ['N', a, t])
^  Exit: (186) [user] classify_and_convert_charseq('N', [a, t], 'Nat')
^  Exit: (185) [user] read_symbolic(')', (0x55798e5fad60), 'N', 'Nat')
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), 'Nat')
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1469474)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1471332)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1485486)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _1489276)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _1469474=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _1347920=['Nat']
   Exit: (184) [system] ['Nat']=['Nat']
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), ['Nat'])
   Call: (183) [system] _1261698=['Z', 'Nat']
   Exit: (183) [system] ['Z', 'Nat']=['Z', 'Nat']
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), ['Z', 'Nat'])
   Call: (182) [system] _1135518=[:, 'Z', 'Nat']
   Exit: (182) [system] [:, 'Z', 'Nat']=[:, 'Z', 'Nat']
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [:, 'Z', 'Nat'])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [:, 'Z', 'Nat'])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [:, 'Z', 'Nat'])
^  Call: (179) [user] assertz(metta_file_comment(16, 0, 427, [:, 'Z', 'Nat'], '$stream_position'(427, 16, 0, 427)))
^  Exit: (179) [user] assertz(metta_file_comment(16, 0, 427, [:, 'Z', 'Nat'], '$stream_position'(427, 16, 0, 427)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 16, 0, 427, '$stream_position'(427, 16, 0, 427)), read_sexpr((0x55798e5fad60), [:, 'Z', 'Nat']), assertz(metta_file_comment(16, 0, 427, [:, 'Z', 'Nat'], '$stream_position'(427, 16, 0, 427)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1507794, _1507796, _1507798, _1507800, _1507802))
^  Exit: (177) [user] retract(metta_file_comment(35, 0, 1114, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$stream_position'(1114, 35, 0, 1114)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1510634))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1510634)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1510634)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1513450))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1513450))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1513450)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1516250))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1516250)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1516250)
   Call: (187) [system] var('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
   Call: (187) [system] atom('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
   Call: (187) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)==true
   Call: (187) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)==false
   Call: (187) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)==[_1522770, _1522776]
   Call: (187) [system] is_list('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
   Call: (187) [system] string('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
   Call: (187) [system] compound('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
   Exit: (187) [system] compound('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1527404, _1527406)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT', [";; $kb: a nullary function to axiom", 35, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";; $kb: a nullary function to axiom", 35, 0], _1531146)
   Call: (188) [apply] apply:maplist_([";; $kb: a nullary function to axiom", 35, 0], _1531146, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";; $kb: a nullary function to axiom", _1533026)
   Call: (190) [system] var(";; $kb: a nullary function to axiom")
   Call: (190) [system] atom(";; $kb: a nullary function to axiom")
   Call: (190) [system] ";; $kb: a nullary function to axiom"==true
   Call: (190) [system] ";; $kb: a nullary function to axiom"==false
   Call: (190) [system] ";; $kb: a nullary function to axiom"==[_1537668, _1537674]
   Call: (190) [system] is_list(";; $kb: a nullary function to axiom")
   Call: (190) [system] string(";; $kb: a nullary function to axiom")
   Exit: (190) [system] string(";; $kb: a nullary function to axiom")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";; $kb: a nullary function to axiom")
^  Call: (190) [user] symbol(";; $kb: a nullary function to axiom")
   Call: (191) [system] atom(";; $kb: a nullary function to axiom")
   Fail: (191) [system] atom(";; $kb: a nullary function to axiom")
^  Fail: (190) [user] symbol(";; $kb: a nullary function to axiom")
   Call: (190) [system] ";; $kb: a nullary function to axiom"=_1533026
   Exit: (190) [system] ";; $kb: a nullary function to axiom"=";; $kb: a nullary function to axiom"
^  Exit: (189) [user] mfix_vars1(";; $kb: a nullary function to axiom", ";; $kb: a nullary function to axiom")
   Call: (189) [apply] apply:maplist_([35, 0], _1533028, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(35, _1551548)
   Call: (191) [system] var(35)
   Call: (191) [system] atom(35)
   Call: (191) [system] 35==true
   Call: (191) [system] 35==false
   Call: (191) [system] 35==[_1556190, _1556196]
   Call: (191) [system] is_list(35)
   Call: (191) [system] string(35)
   Call: (191) [system] compound(35)
^  Call: (191) [user] symbol(35)
   Call: (192) [system] atom(35)
   Fail: (192) [system] atom(35)
^  Fail: (191) [user] symbol(35)
   Call: (191) [system] 35=_1551548
   Exit: (191) [system] 35=35
^  Exit: (190) [user] mfix_vars1(35, 35)
   Call: (190) [apply] apply:maplist_([0], _1551550, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _1567314)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_1571956, _1571962]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_1567314
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _1567316, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([35, 0], [35, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";; $kb: a nullary function to axiom", 35, 0], [";; $kb: a nullary function to axiom", 35, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";; $kb: a nullary function to axiom", 35, 0], [";; $kb: a nullary function to axiom", 35, 0])
   Call: (187) [system] compound_name_arguments(_1516250, '$COMMENT', [";; $kb: a nullary function to axiom", 35, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT', [";; $kb: a nullary function to axiom", 35, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)))
   Call: (184) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)\=@='$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1596132))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1596132))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1596132)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1598932))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1598932)
^  Call: (186) [user] cons_to_c('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1598932)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)))
   Call: (184) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)\=@='$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1510634))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1510634))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1510634)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1612890))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1612890)
^  Call: (186) [user] cons_to_l('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), _1612890)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)))
   Call: (184) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)\=@='$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)))
   Call: (178) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)\=@='$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)))
   Call: (169) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)), 15]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), me_synthesize_1726263785_9357412, 15)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)), 15]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263786.5887)
   Call: (173) [system] arg(1, t(1726263785.932276), _3148)
   Exit: (173) [system] arg(1, t(1726263785.932276), 1726263785.932276)
   Call: (173) [system] _3158 is 1726263786.5887-1726263785.932276
   Exit: (173) [system] 0.6564240455627441 is 1726263786.5887-1726263785.932276
   Call: (173) [system] 0.6564240455627441>4
   Fail: (173) [system] 0.6564240455627441>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)), 15]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 1)
   Call: (175) [system] atom(1+1)
   Call: (175) [system] set_flag(translated_forms, 2)
   Exit: (175) [system] set_flag(translated_forms, 2)
   Exit: (174) [$syspreds] update_flag(translated_forms, 1, 1+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 1, 1+1))
   Exit: (171) [$syspreds] flag(translated_forms, 1, 1+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), me_synthesize_1726263785_9357412, 15)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; $kb: a nullary function to axiom"])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; $kb: a nullary function to axiom"])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), me_synthesize_1726263785_9357412, 15)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $kb: a nullary function to axiom", 35, 0)), 15]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 1, 1+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), me_synthesize_1726263785_9357412, 15)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 16)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 16))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 16))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _1687674)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _1695096)
   Exit: (175) [system] peek_char((0x55798e5fad60), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _1703434)
   Exit: (177) [system] peek_char((0x55798e5fad60), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _1706220=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _1708088, _1708090, _1708092, _1708094), read_sexpr((0x55798e5fad60), _1708106), assertz(metta_file_comment(_1708088, _1708090, _1708092, _1708106, _1708094))))
^  Call: (179) [user] read_position((0x55798e5fad60), _1708088, _1708090, _1708092, _1708094)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_1708094))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_1708094))
   Exit: (181) [system] nonvar(position(_1708094))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(437, 17, 0, 437)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(437, 17, 0, 437), _1708088)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1718346)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(437, 17, 0, 437), _1708088)
   Exit: (181) [system] arg(2, '$stream_position'(437, 17, 0, 437), 17)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(437, 17, 0, 437), 17)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(437, 17, 0, 437), _1708090)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1725780)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(437, 17, 0, 437), _1708090)
   Exit: (181) [system] arg(3, '$stream_position'(437, 17, 0, 437), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(437, 17, 0, 437), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(437, 17, 0, 437), _1708092)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1733214)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(437, 17, 0, 437), _1708092)
   Exit: (181) [system] arg(1, '$stream_position'(437, 17, 0, 437), 437)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(437, 17, 0, 437), 437)
^  Exit: (179) [user] read_position((0x55798e5fad60), 17, 0, 437, '$stream_position'(437, 17, 0, 437))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _1708106)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _1708106)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1743440)
   Exit: (182) [system] peek_char((0x55798e5fad60), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _1757594)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _1708106)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1763164)
   Exit: (183) [system] peek_char((0x55798e5fad60), :)
   Call: (183) [system] (:)=(;)
   Fail: (183) [system] (:)=(;)
^  Call: (183) [user] is_like_space(:)
   Call: (184) [system] char_type(:, 'white')
   Fail: (184) [system] char_type(:, 'white')
   Call: (184) [system] char_type(:, end_of_line)
   Fail: (184) [system] char_type(:, end_of_line)
   Call: (184) [system] char_type(:, space)
   Fail: (184) [system] char_type(:, space)
   Call: (184) [system] char_type(:, cntrl)
   Fail: (184) [system] char_type(:, cntrl)
^  Fail: (183) [user] is_like_space(:)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1777318)
   Exit: (182) [system] peek_char((0x55798e5fad60), :)
   Call: (182) [system] (:)=')'
   Fail: (182) [system] (:)=')'
   Call: (182) [system] (:)=end_of_file
   Fail: (182) [system] (:)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _1782888)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1784746)
   Exit: (184) [system] peek_char((0x55798e5fad60), :)
   Call: (184) [system] (:)=(;)
   Fail: (184) [system] (:)=(;)
^  Call: (184) [user] is_like_space(:)
   Call: (185) [system] char_type(:, 'white')
   Fail: (185) [system] char_type(:, 'white')
   Call: (185) [system] char_type(:, end_of_line)
   Fail: (185) [system] char_type(:, end_of_line)
   Call: (185) [system] char_type(:, space)
   Fail: (185) [system] char_type(:, space)
   Call: (185) [system] char_type(:, cntrl)
   Fail: (185) [system] char_type(:, cntrl)
^  Fail: (184) [user] is_like_space(:)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _1798900)
   Exit: (183) [system] get_char((0x55798e5fad60), :)
   Call: (183) [system] (:)='('
   Fail: (183) [system] (:)='('
   Call: (183) [system] (:)='['
   Fail: (183) [system] (:)='['
   Call: (183) [system] (:)='{'
   Fail: (183) [system] (:)='{'
   Call: (183) [system] (:)='"'
   Fail: (183) [system] (:)='"'
   Call: (183) [system] (:)=!
   Fail: (183) [system] (:)=!
   Call: (183) [system] (:)='\''
   Fail: (183) [system] (:)='\''
   Call: (183) [system] (:)='`'
   Fail: (183) [system] (:)='`'
   Call: (183) [system] (:)=end_of_file
   Fail: (183) [system] (:)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), :, _1782888)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _1816542)
   Call: (185) [system] peek_char((0x55798e5fad60), _1817476)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1816542=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(:, [], _1782888)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_1826786, _1826788), once(user:catch(read_from_chars([:], _1782888), _1826762, fail)), '$restore_trace'(_1826786, _1826788))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_1826786, _1826788))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1826762, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(:)
   Exit: (185) [system] atomic(:)
^  Exit: (184) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _1834286)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1836144)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _1843882)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1846586)
   Exit: (185) [system] peek_char((0x55798e5fad60), 'S')
   Call: (185) [system] 'S'=(;)
   Fail: (185) [system] 'S'=(;)
^  Call: (185) [user] is_like_space('S')
   Call: (186) [system] char_type('S', 'white')
   Fail: (186) [system] char_type('S', 'white')
   Call: (186) [system] char_type('S', end_of_line)
   Fail: (186) [system] char_type('S', end_of_line)
   Call: (186) [system] char_type('S', space)
   Fail: (186) [system] char_type('S', space)
   Call: (186) [system] char_type('S', cntrl)
   Fail: (186) [system] char_type('S', cntrl)
^  Fail: (185) [user] is_like_space('S')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1861664)
   Exit: (183) [system] peek_char((0x55798e5fad60), 'S')
   Call: (183) [system] 'S'=')'
   Fail: (183) [system] 'S'=')'
   Call: (183) [system] 'S'=end_of_file
   Fail: (183) [system] 'S'=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _1867234)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1869092)
   Exit: (185) [system] peek_char((0x55798e5fad60), 'S')
   Call: (185) [system] 'S'=(;)
   Fail: (185) [system] 'S'=(;)
^  Call: (185) [user] is_like_space('S')
   Call: (186) [system] char_type('S', 'white')
   Fail: (186) [system] char_type('S', 'white')
   Call: (186) [system] char_type('S', end_of_line)
   Fail: (186) [system] char_type('S', end_of_line)
   Call: (186) [system] char_type('S', space)
   Fail: (186) [system] char_type('S', space)
   Call: (186) [system] char_type('S', cntrl)
   Fail: (186) [system] char_type('S', cntrl)
^  Fail: (185) [user] is_like_space('S')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _1883246)
   Exit: (184) [system] get_char((0x55798e5fad60), 'S')
   Call: (184) [system] 'S'='('
   Fail: (184) [system] 'S'='('
   Call: (184) [system] 'S'='['
   Fail: (184) [system] 'S'='['
   Call: (184) [system] 'S'='{'
   Fail: (184) [system] 'S'='{'
   Call: (184) [system] 'S'='"'
   Fail: (184) [system] 'S'='"'
   Call: (184) [system] 'S'=!
   Fail: (184) [system] 'S'=!
   Call: (184) [system] 'S'='\''
   Fail: (184) [system] 'S'='\''
   Call: (184) [system] 'S'='`'
   Fail: (184) [system] 'S'='`'
   Call: (184) [system] 'S'=end_of_file
   Fail: (184) [system] 'S'=end_of_file
^  Call: (184) [user] read_symbolic(')', (0x55798e5fad60), 'S', _1867234)
^  Call: (185) [user] read_symbolic_cont(')', (0x55798e5fad60), _1900888)
   Call: (186) [system] peek_char((0x55798e5fad60), _1901822)
   Exit: (186) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (186) [user] is_delimiter(' ')
   Call: (187) [system] char_type(' ', space)
   Exit: (187) [system] char_type(' ', space)
^  Exit: (186) [user] is_delimiter(' ')
   Call: (186) [system] _1900888=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (185) [user] classify_and_convert_charseq('S', [], _1867234)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_1911132, _1911134), once(user:catch(read_from_chars(['S'], _1867234), _1911108, fail)), '$restore_trace'(_1911132, _1911134))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_1911132, _1911134))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _1867234), _1911108, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(_1867234)
   Fail: (186) [system] atomic(_1867234)
   Call: (186) [system] atom_chars(_1867234, ['S'])
   Exit: (186) [system] atom_chars('S', ['S'])
^  Exit: (185) [user] classify_and_convert_charseq('S', [], 'S')
^  Exit: (184) [user] read_symbolic(')', (0x55798e5fad60), 'S', 'S')
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), 'S')
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _1920508)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1922366)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55798e5fad60), _1930104)
   Exit: (185) [system] get_char((0x55798e5fad60), ' ')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1932808)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1947886)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _1953456)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1955314)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _1969468)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _1953456)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1975038)
   Exit: (187) [system] peek_char((0x55798e5fad60), -)
   Call: (187) [system] (-)=(;)
   Fail: (187) [system] (-)=(;)
^  Call: (187) [user] is_like_space(-)
   Call: (188) [system] char_type(-, 'white')
   Fail: (188) [system] char_type(-, 'white')
   Call: (188) [system] char_type(-, end_of_line)
   Fail: (188) [system] char_type(-, end_of_line)
   Call: (188) [system] char_type(-, space)
   Fail: (188) [system] char_type(-, space)
   Call: (188) [system] char_type(-, cntrl)
   Fail: (188) [system] char_type(-, cntrl)
^  Fail: (187) [user] is_like_space(-)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1989192)
   Exit: (186) [system] peek_char((0x55798e5fad60), -)
   Call: (186) [system] (-)=')'
   Fail: (186) [system] (-)=')'
   Call: (186) [system] (-)=end_of_file
   Fail: (186) [system] (-)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _1994762)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1996620)
   Exit: (188) [system] peek_char((0x55798e5fad60), -)
   Call: (188) [system] (-)=(;)
   Fail: (188) [system] (-)=(;)
^  Call: (188) [user] is_like_space(-)
   Call: (189) [system] char_type(-, 'white')
   Fail: (189) [system] char_type(-, 'white')
   Call: (189) [system] char_type(-, end_of_line)
   Fail: (189) [system] char_type(-, end_of_line)
   Call: (189) [system] char_type(-, space)
   Fail: (189) [system] char_type(-, space)
   Call: (189) [system] char_type(-, cntrl)
   Fail: (189) [system] char_type(-, cntrl)
^  Fail: (188) [user] is_like_space(-)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _2010774)
   Exit: (187) [system] get_char((0x55798e5fad60), -)
   Call: (187) [system] (-)='('
   Fail: (187) [system] (-)='('
   Call: (187) [system] (-)='['
   Fail: (187) [system] (-)='['
   Call: (187) [system] (-)='{'
   Fail: (187) [system] (-)='{'
   Call: (187) [system] (-)='"'
   Fail: (187) [system] (-)='"'
   Call: (187) [system] (-)=!
   Fail: (187) [system] (-)=!
   Call: (187) [system] (-)='\''
   Fail: (187) [system] (-)='\''
   Call: (187) [system] (-)='`'
   Fail: (187) [system] (-)='`'
   Call: (187) [system] (-)=end_of_file
   Fail: (187) [system] (-)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), -, _1994762)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _2028416)
   Call: (189) [system] peek_char((0x55798e5fad60), _2029350)
   Exit: (189) [system] peek_char((0x55798e5fad60), >)
^  Call: (189) [user] is_delimiter(>)
   Call: (190) [system] char_type(>, space)
   Fail: (190) [system] char_type(>, space)
   Call: (190) [system] arg(_2034070, v('(', ')', end_of_file), >)
   Fail: (190) [system] arg(_2035002, v('(', ')', end_of_file), >)
^  Fail: (189) [user] is_delimiter(>)
   Call: (189) [system] ')'==(>)
   Fail: (189) [system] ')'==(>)
   Call: (189) [system] get_char((0x55798e5fad60), >)
   Exit: (189) [system] get_char((0x55798e5fad60), >)
   Call: (189) [system] (>)=(\)
   Fail: (189) [system] (>)=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _2042352)
   Call: (190) [system] peek_char((0x55798e5fad60), _2043286)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (190) [user] is_delimiter(' ')
   Call: (191) [system] char_type(' ', space)
   Exit: (191) [system] char_type(' ', space)
^  Exit: (190) [user] is_delimiter(' ')
   Call: (190) [system] _2042352=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (189) [system] _2028416=[>]
   Exit: (189) [system] [>]=[>]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (188) [user] classify_and_convert_charseq(-, [>], _1994762)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_2055390, _2055392), once(user:catch(read_from_chars([-, >], _1994762), _2055366, fail)), '$restore_trace'(_2055390, _2055392))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_2055390, _2055392))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _2055366, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(->)
   Exit: (189) [system] atomic(->)
^  Exit: (188) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _2062890)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _2064748)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _2072486)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _2075190)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'N')
   Call: (189) [system] 'N'=(;)
   Fail: (189) [system] 'N'=(;)
^  Call: (189) [user] is_like_space('N')
   Call: (190) [system] char_type('N', 'white')
   Fail: (190) [system] char_type('N', 'white')
   Call: (190) [system] char_type('N', end_of_line)
   Fail: (190) [system] char_type('N', end_of_line)
   Call: (190) [system] char_type('N', space)
   Fail: (190) [system] char_type('N', space)
   Call: (190) [system] char_type('N', cntrl)
   Fail: (190) [system] char_type('N', cntrl)
^  Fail: (189) [user] is_like_space('N')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _2090268)
   Exit: (187) [system] peek_char((0x55798e5fad60), 'N')
   Call: (187) [system] 'N'=')'
   Fail: (187) [system] 'N'=')'
   Call: (187) [system] 'N'=end_of_file
   Fail: (187) [system] 'N'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _2095838)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _4188)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'N')
   Call: (189) [system] 'N'=(;)
   Fail: (189) [system] 'N'=(;)
^  Call: (189) [user] is_like_space('N')
   Call: (190) [system] char_type('N', 'white')
   Fail: (190) [system] char_type('N', 'white')
   Call: (190) [system] char_type('N', end_of_line)
   Fail: (190) [system] char_type('N', end_of_line)
   Call: (190) [system] char_type('N', space)
   Fail: (190) [system] char_type('N', space)
   Call: (190) [system] char_type('N', cntrl)
   Fail: (190) [system] char_type('N', cntrl)
^  Fail: (189) [user] is_like_space('N')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _18342)
   Exit: (188) [system] get_char((0x55798e5fad60), 'N')
   Call: (188) [system] 'N'='('
   Fail: (188) [system] 'N'='('
   Call: (188) [system] 'N'='['
   Fail: (188) [system] 'N'='['
   Call: (188) [system] 'N'='{'
   Fail: (188) [system] 'N'='{'
   Call: (188) [system] 'N'='"'
   Fail: (188) [system] 'N'='"'
   Call: (188) [system] 'N'=!
   Fail: (188) [system] 'N'=!
   Call: (188) [system] 'N'='\''
   Fail: (188) [system] 'N'='\''
   Call: (188) [system] 'N'='`'
   Fail: (188) [system] 'N'='`'
   Call: (188) [system] 'N'=end_of_file
   Fail: (188) [system] 'N'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), 'N', _3378)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _35984)
   Call: (190) [system] peek_char((0x55798e5fad60), _36918)
   Exit: (190) [system] peek_char((0x55798e5fad60), a)
^  Call: (190) [user] is_delimiter(a)
   Call: (191) [system] char_type(a, space)
   Fail: (191) [system] char_type(a, space)
   Call: (191) [system] arg(_41638, v('(', ')', end_of_file), a)
   Fail: (191) [system] arg(_42570, v('(', ')', end_of_file), a)
^  Fail: (190) [user] is_delimiter(a)
   Call: (190) [system] ')'==a
   Fail: (190) [system] ')'==a
   Call: (190) [system] get_char((0x55798e5fad60), a)
   Exit: (190) [system] get_char((0x55798e5fad60), a)
   Call: (190) [system] a=(\)
   Fail: (190) [system] a=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _49920)
   Call: (191) [system] peek_char((0x55798e5fad60), _50854)
   Exit: (191) [system] peek_char((0x55798e5fad60), t)
^  Call: (191) [user] is_delimiter(t)
   Call: (192) [system] char_type(t, space)
   Fail: (192) [system] char_type(t, space)
   Call: (192) [system] arg(_55574, v('(', ')', end_of_file), t)
   Fail: (192) [system] arg(_56506, v('(', ')', end_of_file), t)
^  Fail: (191) [user] is_delimiter(t)
   Call: (191) [system] ')'==t
   Fail: (191) [system] ')'==t
   Call: (191) [system] get_char((0x55798e5fad60), t)
   Exit: (191) [system] get_char((0x55798e5fad60), t)
   Call: (191) [system] t=(\)
   Fail: (191) [system] t=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _63856)
   Call: (192) [system] peek_char((0x55798e5fad60), _64790)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _63856=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (191) [system] _49920=[t]
   Exit: (191) [system] [t]=[t]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [t])
   Call: (190) [system] _35984=[a, t]
   Exit: (190) [system] [a, t]=[a, t]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t])
^  Call: (189) [user] classify_and_convert_charseq('N', [a, t], _3378)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_79688, _79690), once(user:catch(read_from_chars(['N', a, t], _3378), _79664, fail)), '$restore_trace'(_79688, _79690))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_79688, _79690))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['N', a, t], _3378), _79664, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(_3378)
   Fail: (190) [system] atomic(_3378)
   Call: (190) [system] atom_chars(_3378, ['N', a, t])
   Exit: (190) [system] atom_chars('Nat', ['N', a, t])
^  Exit: (189) [user] classify_and_convert_charseq('N', [a, t], 'Nat')
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), 'N', 'Nat')
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), 'Nat')
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _89064)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _90922)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _98660)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _101364)
   Exit: (190) [system] peek_char((0x55798e5fad60), 'N')
   Call: (190) [system] 'N'=(;)
   Fail: (190) [system] 'N'=(;)
^  Call: (190) [user] is_like_space('N')
   Call: (191) [system] char_type('N', 'white')
   Fail: (191) [system] char_type('N', 'white')
   Call: (191) [system] char_type('N', end_of_line)
   Fail: (191) [system] char_type('N', end_of_line)
   Call: (191) [system] char_type('N', space)
   Fail: (191) [system] char_type('N', space)
   Call: (191) [system] char_type('N', cntrl)
   Fail: (191) [system] char_type('N', cntrl)
^  Fail: (190) [user] is_like_space('N')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _116442)
   Exit: (188) [system] peek_char((0x55798e5fad60), 'N')
   Call: (188) [system] 'N'=')'
   Fail: (188) [system] 'N'=')'
   Call: (188) [system] 'N'=end_of_file
   Fail: (188) [system] 'N'=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _122012)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _123870)
   Exit: (190) [system] peek_char((0x55798e5fad60), 'N')
   Call: (190) [system] 'N'=(;)
   Fail: (190) [system] 'N'=(;)
^  Call: (190) [user] is_like_space('N')
   Call: (191) [system] char_type('N', 'white')
   Fail: (191) [system] char_type('N', 'white')
   Call: (191) [system] char_type('N', end_of_line)
   Fail: (191) [system] char_type('N', end_of_line)
   Call: (191) [system] char_type('N', space)
   Fail: (191) [system] char_type('N', space)
   Call: (191) [system] char_type('N', cntrl)
   Fail: (191) [system] char_type('N', cntrl)
^  Fail: (190) [user] is_like_space('N')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _138024)
   Exit: (189) [system] get_char((0x55798e5fad60), 'N')
   Call: (189) [system] 'N'='('
   Fail: (189) [system] 'N'='('
   Call: (189) [system] 'N'='['
   Fail: (189) [system] 'N'='['
   Call: (189) [system] 'N'='{'
   Fail: (189) [system] 'N'='{'
   Call: (189) [system] 'N'='"'
   Fail: (189) [system] 'N'='"'
   Call: (189) [system] 'N'=!
   Fail: (189) [system] 'N'=!
   Call: (189) [system] 'N'='\''
   Fail: (189) [system] 'N'='\''
   Call: (189) [system] 'N'='`'
   Fail: (189) [system] 'N'='`'
   Call: (189) [system] 'N'=end_of_file
   Fail: (189) [system] 'N'=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), 'N', _122012)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _155666)
   Call: (191) [system] peek_char((0x55798e5fad60), _156600)
   Exit: (191) [system] peek_char((0x55798e5fad60), a)
^  Call: (191) [user] is_delimiter(a)
   Call: (192) [system] char_type(a, space)
   Fail: (192) [system] char_type(a, space)
   Call: (192) [system] arg(_161320, v('(', ')', end_of_file), a)
   Fail: (192) [system] arg(_162252, v('(', ')', end_of_file), a)
^  Fail: (191) [user] is_delimiter(a)
   Call: (191) [system] ')'==a
   Fail: (191) [system] ')'==a
   Call: (191) [system] get_char((0x55798e5fad60), a)
   Exit: (191) [system] get_char((0x55798e5fad60), a)
   Call: (191) [system] a=(\)
   Fail: (191) [system] a=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _169602)
   Call: (192) [system] peek_char((0x55798e5fad60), _170536)
   Exit: (192) [system] peek_char((0x55798e5fad60), t)
^  Call: (192) [user] is_delimiter(t)
   Call: (193) [system] char_type(t, space)
   Fail: (193) [system] char_type(t, space)
   Call: (193) [system] arg(_175256, v('(', ')', end_of_file), t)
   Fail: (193) [system] arg(_176188, v('(', ')', end_of_file), t)
^  Fail: (192) [user] is_delimiter(t)
   Call: (192) [system] ')'==t
   Fail: (192) [system] ')'==t
   Call: (192) [system] get_char((0x55798e5fad60), t)
   Exit: (192) [system] get_char((0x55798e5fad60), t)
   Call: (192) [system] t=(\)
   Fail: (192) [system] t=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _183538)
   Call: (193) [system] peek_char((0x55798e5fad60), _184472)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
^  Call: (193) [user] is_delimiter(')')
   Call: (194) [system] char_type(')', space)
   Fail: (194) [system] char_type(')', space)
   Call: (194) [system] arg(_189192, v('(', ')', end_of_file), ')')
   Exit: (194) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (193) [user] is_delimiter(')')
   Call: (193) [system] _183538=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (192) [system] _169602=[t]
   Exit: (192) [system] [t]=[t]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [t])
   Call: (191) [system] _155666=[a, t]
   Exit: (191) [system] [a, t]=[a, t]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t])
^  Call: (190) [user] classify_and_convert_charseq('N', [a, t], _122012)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_201242, _201244), once(user:catch(read_from_chars(['N', a, t], _122012), _201218, fail)), '$restore_trace'(_201242, _201244))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_201242, _201244))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['N', a, t], _122012), _201218, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(_122012)
   Fail: (191) [system] atomic(_122012)
   Call: (191) [system] atom_chars(_122012, ['N', a, t])
   Exit: (191) [system] atom_chars('Nat', ['N', a, t])
^  Exit: (190) [user] classify_and_convert_charseq('N', [a, t], 'Nat')
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), 'N', 'Nat')
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), 'Nat')
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _210618)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _212476)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _226630)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _230420)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _210618=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _89064=['Nat']
   Exit: (188) [system] ['Nat']=['Nat']
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), ['Nat'])
   Call: (187) [system] _3374=['Nat', 'Nat']
   Exit: (187) [system] ['Nat', 'Nat']=['Nat', 'Nat']
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), ['Nat', 'Nat'])
   Call: (186) [system] _3366=[->, 'Nat', 'Nat']
   Exit: (186) [system] [->, 'Nat', 'Nat']=[->, 'Nat', 'Nat']
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [->, 'Nat', 'Nat'])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), [->, 'Nat', 'Nat'])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _244302)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _246160)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _260314)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _264104)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _244302=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _3362=[[->, 'Nat', 'Nat']]
   Exit: (184) [system] [[->, 'Nat', 'Nat']]=[[->, 'Nat', 'Nat']]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [[->, 'Nat', 'Nat']])
   Call: (183) [system] _3356=['S', [->, 'Nat', 'Nat']]
   Exit: (183) [system] ['S', [->, 'Nat', 'Nat']]=['S', [->, 'Nat', 'Nat']]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), ['S', [->, 'Nat', 'Nat']])
   Call: (182) [system] _3316=[:, 'S', [->, 'Nat', 'Nat']]
   Exit: (182) [system] [:, 'S', [->, 'Nat', 'Nat']]=[:, 'S', [->, 'Nat', 'Nat']]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [:, 'S', [->, 'Nat', 'Nat']])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [:, 'S', [->, 'Nat', 'Nat']])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [:, 'S', [->, 'Nat', 'Nat']])
^  Call: (179) [user] assertz(metta_file_comment(17, 0, 437, [:, 'S', [->, 'Nat', 'Nat']], '$stream_position'(437, 17, 0, 437)))
^  Exit: (179) [user] assertz(metta_file_comment(17, 0, 437, [:, 'S', [->, 'Nat', 'Nat']], '$stream_position'(437, 17, 0, 437)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 17, 0, 437, '$stream_position'(437, 17, 0, 437)), read_sexpr((0x55798e5fad60), [:, 'S', [->, 'Nat', 'Nat']]), assertz(metta_file_comment(17, 0, 437, [:, 'S', [->, 'Nat', 'Nat']], '$stream_position'(437, 17, 0, 437)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_282622, _282624, _282626, _282628, _282630))
^  Exit: (177) [user] retract(metta_file_comment(36, 0, 1150, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$stream_position'(1150, 36, 0, 1150)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _285462))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _285462)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _285462)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _288278))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _288278))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _288278)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _291078))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _291078)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _291078)
   Call: (187) [system] var('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
   Call: (187) [system] atom('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
   Call: (187) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)==true
   Call: (187) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)==false
   Call: (187) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)==[_297598, _297604]
   Call: (187) [system] is_list('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
   Call: (187) [system] string('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
   Call: (187) [system] compound('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
   Exit: (187) [system] compound('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _302232, _302234)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT', [";;\t\t to non-deterministically pick up", 36, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";;\t\t to non-deterministically pick up", 36, 0], _305974)
   Call: (188) [apply] apply:maplist_([";;\t\t to non-deterministically pick up", 36, 0], _305974, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";;\t\t to non-deterministically pick up", _307854)
   Call: (190) [system] var(";;\t\t to non-deterministically pick up")
   Call: (190) [system] atom(";;\t\t to non-deterministically pick up")
   Call: (190) [system] ";;\t\t to non-deterministically pick up"==true
   Call: (190) [system] ";;\t\t to non-deterministically pick up"==false
   Call: (190) [system] ";;\t\t to non-deterministically pick up"==[_312496, _312502]
   Call: (190) [system] is_list(";;\t\t to non-deterministically pick up")
   Call: (190) [system] string(";;\t\t to non-deterministically pick up")
   Exit: (190) [system] string(";;\t\t to non-deterministically pick up")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";;\t\t to non-deterministically pick up")
^  Call: (190) [user] symbol(";;\t\t to non-deterministically pick up")
   Call: (191) [system] atom(";;\t\t to non-deterministically pick up")
   Fail: (191) [system] atom(";;\t\t to non-deterministically pick up")
^  Fail: (190) [user] symbol(";;\t\t to non-deterministically pick up")
   Call: (190) [system] ";;\t\t to non-deterministically pick up"=_307854
   Exit: (190) [system] ";;\t\t to non-deterministically pick up"=";;\t\t to non-deterministically pick up"
^  Exit: (189) [user] mfix_vars1(";;\t\t to non-deterministically pick up", ";;\t\t to non-deterministically pick up")
   Call: (189) [apply] apply:maplist_([36, 0], _307856, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(36, _326376)
   Call: (191) [system] var(36)
   Call: (191) [system] atom(36)
   Call: (191) [system] 36==true
   Call: (191) [system] 36==false
   Call: (191) [system] 36==[_331018, _331024]
   Call: (191) [system] is_list(36)
   Call: (191) [system] string(36)
   Call: (191) [system] compound(36)
^  Call: (191) [user] symbol(36)
   Call: (192) [system] atom(36)
   Fail: (192) [system] atom(36)
^  Fail: (191) [user] symbol(36)
   Call: (191) [system] 36=_326376
   Exit: (191) [system] 36=36
^  Exit: (190) [user] mfix_vars1(36, 36)
   Call: (190) [apply] apply:maplist_([0], _326378, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _342142)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_346784, _346790]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_342142
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _342144, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([36, 0], [36, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";;\t\t to non-deterministically pick up", 36, 0], [";;\t\t to non-deterministically pick up", 36, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";;\t\t to non-deterministically pick up", 36, 0], [";;\t\t to non-deterministically pick up", 36, 0])
   Call: (187) [system] compound_name_arguments(_291078, '$COMMENT', [";;\t\t to non-deterministically pick up", 36, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT', [";;\t\t to non-deterministically pick up", 36, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)\=@='$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _370960))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _370960))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _370960)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _373760))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _373760)
^  Call: (186) [user] cons_to_c('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _373760)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)\=@='$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _285462))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _285462))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _285462)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _387718))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _387718)
^  Call: (186) [user] cons_to_l('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), _387718)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)\=@='$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)))
   Call: (178) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)\=@='$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)))
   Call: (169) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)), 16]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), me_synthesize_1726263785_9357412, 16)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)), 16]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263786.6940334)
   Call: (173) [system] arg(1, t(1726263785.932276), _3148)
   Exit: (173) [system] arg(1, t(1726263785.932276), 1726263785.932276)
   Call: (173) [system] _3158 is 1726263786.6940334-1726263785.932276
   Exit: (173) [system] 0.7617573738098145 is 1726263786.6940334-1726263785.932276
   Call: (173) [system] 0.7617573738098145>4
   Fail: (173) [system] 0.7617573738098145>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)), 16]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 2)
   Call: (175) [system] atom(2+1)
   Call: (175) [system] set_flag(translated_forms, 3)
   Exit: (175) [system] set_flag(translated_forms, 3)
   Exit: (174) [$syspreds] update_flag(translated_forms, 2, 2+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 2, 2+1))
   Exit: (171) [$syspreds] flag(translated_forms, 2, 2+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), me_synthesize_1726263785_9357412, 16)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;\t\t to non-deterministically pick up"])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;\t\t to non-deterministically pick up"])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), me_synthesize_1726263785_9357412, 16)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0)), 16]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 2, 2+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), me_synthesize_1726263785_9357412, 16)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 17)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 17))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 17))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _462502)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _469924)
   Exit: (175) [system] peek_char((0x55798e5fad60), '\n')
   Call: (175) [system] char_type('\n', space)
   Exit: (175) [system] char_type('\n', space)
   Call: (175) [system] get_char((0x55798e5fad60), '\n')
   Exit: (175) [system] get_char((0x55798e5fad60), '\n')
^  Call: (175) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (176) [system] at_end_of_stream((0x55798e5fad60))
   Call: (176) [system] peek_char((0x55798e5fad60), _477346)
   Exit: (176) [system] peek_char((0x55798e5fad60), ;)
   Call: (176) [system] char_type(;, space)
^  Call: (176) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (177) [system] string((0x55798e5fad60))
^  Exit: (176) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (176) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (177) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (178) [system] at_end_of_stream((0x55798e5fad60))
   Call: (178) [system] peek_char((0x55798e5fad60), _485684)
   Exit: (178) [system] peek_char((0x55798e5fad60), ;)
   Call: (178) [system] char_type(;, space)
   Call: (178) [system] _488470=(0x55798e5fad60)
   Exit: (178) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (178) [user] once((read_position((0x55798e5fad60), _490338, _490340, _490342, _490344), read_sexpr((0x55798e5fad60), _490356), assertz(metta_file_comment(_490338, _490340, _490342, _490356, _490344))))
^  Call: (180) [user] read_position((0x55798e5fad60), _490338, _490340, _490342, _490344)
   Call: (181) [system] stream_property((0x55798e5fad60), position(_490344))
   Call: (182) [system] nonvar((0x55798e5fad60))
   Exit: (182) [system] nonvar((0x55798e5fad60))
   Call: (182) [system] nonvar(position(_490344))
   Exit: (182) [system] nonvar(position(_490344))
   Exit: (181) [system] stream_property((0x55798e5fad60), position('$stream_position'(457, 19, 0, 457)))
   Call: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(457, 19, 0, 457), _490338)
   Call: (182) [system] nonvar(line_count)
   Exit: (182) [system] nonvar(line_count)
   Call: (182) [$syspreds] stream_position_field(line_count, _500596)
   Exit: (182) [$syspreds] stream_position_field(line_count, 2)
   Call: (182) [system] arg(2, '$stream_position'(457, 19, 0, 457), _490338)
   Exit: (182) [system] arg(2, '$stream_position'(457, 19, 0, 457), 19)
   Exit: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(457, 19, 0, 457), 19)
   Call: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(457, 19, 0, 457), _490340)
   Call: (182) [system] nonvar(line_position)
   Exit: (182) [system] nonvar(line_position)
   Call: (182) [$syspreds] stream_position_field(line_position, _508030)
   Exit: (182) [$syspreds] stream_position_field(line_position, 3)
   Call: (182) [system] arg(3, '$stream_position'(457, 19, 0, 457), _490340)
   Exit: (182) [system] arg(3, '$stream_position'(457, 19, 0, 457), 0)
   Exit: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(457, 19, 0, 457), 0)
   Call: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(457, 19, 0, 457), _490342)
   Call: (182) [system] nonvar(char_count)
   Exit: (182) [system] nonvar(char_count)
   Call: (182) [$syspreds] stream_position_field(char_count, _515464)
   Exit: (182) [$syspreds] stream_position_field(char_count, 1)
   Call: (182) [system] arg(1, '$stream_position'(457, 19, 0, 457), _490342)
   Exit: (182) [system] arg(1, '$stream_position'(457, 19, 0, 457), 457)
   Exit: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(457, 19, 0, 457), 457)
^  Exit: (180) [user] read_position((0x55798e5fad60), 19, 0, 457, '$stream_position'(457, 19, 0, 457))
^  Call: (180) [user] read_sexpr((0x55798e5fad60), _490356)
   Call: (181) [system] string((0x55798e5fad60))
   Fail: (181) [system] string((0x55798e5fad60))
^  Call: (181) [user] cont_sexpr(')', (0x55798e5fad60), _490356)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _525690)
   Exit: (183) [system] peek_char((0x55798e5fad60), ;)
   Call: (183) [system] (;)=(;)
   Exit: (183) [system] (;)=(;)
^  Call: (183) [user] read_comment((0x55798e5fad60))
^  Call: (184) [user] read_position((0x55798e5fad60), _530328, _530330, _530332, _530334)
   Call: (185) [system] stream_property((0x55798e5fad60), position(_530334))
   Call: (186) [system] nonvar((0x55798e5fad60))
   Exit: (186) [system] nonvar((0x55798e5fad60))
   Call: (186) [system] nonvar(position(_530334))
   Exit: (186) [system] nonvar(position(_530334))
   Exit: (185) [system] stream_property((0x55798e5fad60), position('$stream_position'(457, 19, 0, 457)))
   Call: (185) [$syspreds] stream_position_data(line_count, '$stream_position'(457, 19, 0, 457), _530328)
   Call: (186) [system] nonvar(line_count)
   Exit: (186) [system] nonvar(line_count)
   Call: (186) [$syspreds] stream_position_field(line_count, _539622)
   Exit: (186) [$syspreds] stream_position_field(line_count, 2)
   Call: (186) [system] arg(2, '$stream_position'(457, 19, 0, 457), _530328)
   Exit: (186) [system] arg(2, '$stream_position'(457, 19, 0, 457), 19)
   Exit: (185) [$syspreds] stream_position_data(line_count, '$stream_position'(457, 19, 0, 457), 19)
   Call: (185) [$syspreds] stream_position_data(line_position, '$stream_position'(457, 19, 0, 457), _530330)
   Call: (186) [system] nonvar(line_position)
   Exit: (186) [system] nonvar(line_position)
   Call: (186) [$syspreds] stream_position_field(line_position, _547056)
   Exit: (186) [$syspreds] stream_position_field(line_position, 3)
   Call: (186) [system] arg(3, '$stream_position'(457, 19, 0, 457), _530330)
   Exit: (186) [system] arg(3, '$stream_position'(457, 19, 0, 457), 0)
   Exit: (185) [$syspreds] stream_position_data(line_position, '$stream_position'(457, 19, 0, 457), 0)
   Call: (185) [$syspreds] stream_position_data(char_count, '$stream_position'(457, 19, 0, 457), _530332)
   Call: (186) [system] nonvar(char_count)
   Exit: (186) [system] nonvar(char_count)
   Call: (186) [$syspreds] stream_position_field(char_count, _554490)
   Exit: (186) [$syspreds] stream_position_field(char_count, 1)
   Call: (186) [system] arg(1, '$stream_position'(457, 19, 0, 457), _530332)
   Exit: (186) [system] arg(1, '$stream_position'(457, 19, 0, 457), 457)
   Exit: (185) [$syspreds] stream_position_data(char_count, '$stream_position'(457, 19, 0, 457), 457)
^  Exit: (184) [user] read_position((0x55798e5fad60), 19, 0, 457, '$stream_position'(457, 19, 0, 457))
^  Call: (184) [user] read_until_eol((0x55798e5fad60), _560084)
   Call: (185) [system] get_char((0x55798e5fad60), _561014)
   Exit: (185) [system] get_char((0x55798e5fad60), ;)
   Call: (185) [system] char_type(;, end_of_line)
   Fail: (185) [system] char_type(;, end_of_line)
   Call: (185) [system] (;)=end_of_file
   Fail: (185) [system] (;)=end_of_file
^  Call: (185) [user] read_until_eol((0x55798e5fad60), _566584)
   Call: (186) [system] get_char((0x55798e5fad60), _567514)
   Exit: (186) [system] get_char((0x55798e5fad60), ;)
   Call: (186) [system] char_type(;, end_of_line)
   Fail: (186) [system] char_type(;, end_of_line)
   Call: (186) [system] (;)=end_of_file
   Fail: (186) [system] (;)=end_of_file
^  Call: (186) [user] read_until_eol((0x55798e5fad60), _573084)
   Call: (187) [system] get_char((0x55798e5fad60), _574014)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
   Call: (187) [system] char_type(' ', end_of_line)
   Fail: (187) [system] char_type(' ', end_of_line)
   Call: (187) [system] ' '=end_of_file
   Fail: (187) [system] ' '=end_of_file
^  Call: (187) [user] read_until_eol((0x55798e5fad60), _579584)
   Call: (188) [system] get_char((0x55798e5fad60), _580514)
   Exit: (188) [system] get_char((0x55798e5fad60), 'E')
   Call: (188) [system] char_type('E', end_of_line)
   Fail: (188) [system] char_type('E', end_of_line)
   Call: (188) [system] 'E'=end_of_file
   Fail: (188) [system] 'E'=end_of_file
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _586084)
   Call: (189) [system] get_char((0x55798e5fad60), _587014)
   Exit: (189) [system] get_char((0x55798e5fad60), n)
   Call: (189) [system] char_type(n, end_of_line)
   Fail: (189) [system] char_type(n, end_of_line)
   Call: (189) [system] n=end_of_file
   Fail: (189) [system] n=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _592584)
   Call: (190) [system] get_char((0x55798e5fad60), _593514)
   Exit: (190) [system] get_char((0x55798e5fad60), u)
   Call: (190) [system] char_type(u, end_of_line)
   Fail: (190) [system] char_type(u, end_of_line)
   Call: (190) [system] u=end_of_file
   Fail: (190) [system] u=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _599084)
   Call: (191) [system] get_char((0x55798e5fad60), _600014)
   Exit: (191) [system] get_char((0x55798e5fad60), m)
   Call: (191) [system] char_type(m, end_of_line)
   Fail: (191) [system] char_type(m, end_of_line)
   Call: (191) [system] m=end_of_file
   Fail: (191) [system] m=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _605584)
   Call: (192) [system] get_char((0x55798e5fad60), _606514)
   Exit: (192) [system] get_char((0x55798e5fad60), e)
   Call: (192) [system] char_type(e, end_of_line)
   Fail: (192) [system] char_type(e, end_of_line)
   Call: (192) [system] e=end_of_file
   Fail: (192) [system] e=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _612084)
   Call: (193) [system] get_char((0x55798e5fad60), _613014)
   Exit: (193) [system] get_char((0x55798e5fad60), r)
   Call: (193) [system] char_type(r, end_of_line)
   Fail: (193) [system] char_type(r, end_of_line)
   Call: (193) [system] r=end_of_file
   Fail: (193) [system] r=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _618584)
   Call: (194) [system] get_char((0x55798e5fad60), _619514)
   Exit: (194) [system] get_char((0x55798e5fad60), a)
   Call: (194) [system] char_type(a, end_of_line)
   Fail: (194) [system] char_type(a, end_of_line)
   Call: (194) [system] a=end_of_file
   Fail: (194) [system] a=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _625084)
   Call: (195) [system] get_char((0x55798e5fad60), _626014)
   Exit: (195) [system] get_char((0x55798e5fad60), t)
   Call: (195) [system] char_type(t, end_of_line)
   Fail: (195) [system] char_type(t, end_of_line)
   Call: (195) [system] t=end_of_file
   Fail: (195) [system] t=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _631584)
   Call: (196) [system] get_char((0x55798e5fad60), _632514)
   Exit: (196) [system] get_char((0x55798e5fad60), e)
   Call: (196) [system] char_type(e, end_of_line)
   Fail: (196) [system] char_type(e, end_of_line)
   Call: (196) [system] e=end_of_file
   Fail: (196) [system] e=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _638084)
   Call: (197) [system] get_char((0x55798e5fad60), _639014)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
   Call: (197) [system] char_type(' ', end_of_line)
   Fail: (197) [system] char_type(' ', end_of_line)
   Call: (197) [system] ' '=end_of_file
   Fail: (197) [system] ' '=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _644584)
   Call: (198) [system] get_char((0x55798e5fad60), _645514)
   Exit: (198) [system] get_char((0x55798e5fad60), a)
   Call: (198) [system] char_type(a, end_of_line)
   Fail: (198) [system] char_type(a, end_of_line)
   Call: (198) [system] a=end_of_file
   Fail: (198) [system] a=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _651084)
   Call: (199) [system] get_char((0x55798e5fad60), _652014)
   Exit: (199) [system] get_char((0x55798e5fad60), l)
   Call: (199) [system] char_type(l, end_of_line)
   Fail: (199) [system] char_type(l, end_of_line)
   Call: (199) [system] l=end_of_file
   Fail: (199) [system] l=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _657584)
   Call: (200) [system] get_char((0x55798e5fad60), _658514)
   Exit: (200) [system] get_char((0x55798e5fad60), l)
   Call: (200) [system] char_type(l, end_of_line)
   Fail: (200) [system] char_type(l, end_of_line)
   Call: (200) [system] l=end_of_file
   Fail: (200) [system] l=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _664084)
   Call: (201) [system] get_char((0x55798e5fad60), _665014)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
   Call: (201) [system] char_type(' ', end_of_line)
   Fail: (201) [system] char_type(' ', end_of_line)
   Call: (201) [system] ' '=end_of_file
   Fail: (201) [system] ' '=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _670584)
   Call: (202) [system] get_char((0x55798e5fad60), _671514)
   Exit: (202) [system] get_char((0x55798e5fad60), p)
   Call: (202) [system] char_type(p, end_of_line)
   Fail: (202) [system] char_type(p, end_of_line)
   Call: (202) [system] p=end_of_file
   Fail: (202) [system] p=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _677084)
   Call: (203) [system] get_char((0x55798e5fad60), _678014)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] char_type(r, end_of_line)
   Fail: (203) [system] char_type(r, end_of_line)
   Call: (203) [system] r=end_of_file
   Fail: (203) [system] r=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _683584)
   Call: (204) [system] get_char((0x55798e5fad60), _684514)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] char_type(o, end_of_line)
   Fail: (204) [system] char_type(o, end_of_line)
   Call: (204) [system] o=end_of_file
   Fail: (204) [system] o=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _690084)
   Call: (205) [system] get_char((0x55798e5fad60), _691014)
   Exit: (205) [system] get_char((0x55798e5fad60), g)
   Call: (205) [system] char_type(g, end_of_line)
   Fail: (205) [system] char_type(g, end_of_line)
   Call: (205) [system] g=end_of_file
   Fail: (205) [system] g=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _696584)
   Call: (206) [system] get_char((0x55798e5fad60), _697514)
   Exit: (206) [system] get_char((0x55798e5fad60), r)
   Call: (206) [system] char_type(r, end_of_line)
   Fail: (206) [system] char_type(r, end_of_line)
   Call: (206) [system] r=end_of_file
   Fail: (206) [system] r=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _703084)
   Call: (207) [system] get_char((0x55798e5fad60), _704014)
   Exit: (207) [system] get_char((0x55798e5fad60), a)
   Call: (207) [system] char_type(a, end_of_line)
   Fail: (207) [system] char_type(a, end_of_line)
   Call: (207) [system] a=end_of_file
   Fail: (207) [system] a=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _709584)
   Call: (208) [system] get_char((0x55798e5fad60), _710514)
   Exit: (208) [system] get_char((0x55798e5fad60), m)
   Call: (208) [system] char_type(m, end_of_line)
   Fail: (208) [system] char_type(m, end_of_line)
   Call: (208) [system] m=end_of_file
   Fail: (208) [system] m=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _716084)
   Call: (209) [system] get_char((0x55798e5fad60), _717014)
   Exit: (209) [system] get_char((0x55798e5fad60), s)
   Call: (209) [system] char_type(s, end_of_line)
   Fail: (209) [system] char_type(s, end_of_line)
   Call: (209) [system] s=end_of_file
   Fail: (209) [system] s=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _722584)
   Call: (210) [system] get_char((0x55798e5fad60), _723514)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
   Call: (210) [system] char_type(' ', end_of_line)
   Fail: (210) [system] char_type(' ', end_of_line)
   Call: (210) [system] ' '=end_of_file
   Fail: (210) [system] ' '=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _729084)
   Call: (211) [system] get_char((0x55798e5fad60), _730014)
   Exit: (211) [system] get_char((0x55798e5fad60), u)
   Call: (211) [system] char_type(u, end_of_line)
   Fail: (211) [system] char_type(u, end_of_line)
   Call: (211) [system] u=end_of_file
   Fail: (211) [system] u=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _735584)
   Call: (212) [system] get_char((0x55798e5fad60), _736514)
   Exit: (212) [system] get_char((0x55798e5fad60), p)
   Call: (212) [system] char_type(p, end_of_line)
   Fail: (212) [system] char_type(p, end_of_line)
   Call: (212) [system] p=end_of_file
   Fail: (212) [system] p=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _742084)
   Call: (213) [system] get_char((0x55798e5fad60), _743014)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
   Call: (213) [system] char_type(' ', end_of_line)
   Fail: (213) [system] char_type(' ', end_of_line)
   Call: (213) [system] ' '=end_of_file
   Fail: (213) [system] ' '=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _748584)
   Call: (214) [system] get_char((0x55798e5fad60), _749514)
   Exit: (214) [system] get_char((0x55798e5fad60), t)
   Call: (214) [system] char_type(t, end_of_line)
   Fail: (214) [system] char_type(t, end_of_line)
   Call: (214) [system] t=end_of_file
   Fail: (214) [system] t=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _755084)
   Call: (215) [system] get_char((0x55798e5fad60), _756014)
   Exit: (215) [system] get_char((0x55798e5fad60), o)
   Call: (215) [system] char_type(o, end_of_line)
   Fail: (215) [system] char_type(o, end_of_line)
   Call: (215) [system] o=end_of_file
   Fail: (215) [system] o=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _761584)
   Call: (216) [system] get_char((0x55798e5fad60), _762514)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
   Call: (216) [system] char_type(' ', end_of_line)
   Fail: (216) [system] char_type(' ', end_of_line)
   Call: (216) [system] ' '=end_of_file
   Fail: (216) [system] ' '=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _768084)
   Call: (217) [system] get_char((0x55798e5fad60), _769014)
   Exit: (217) [system] get_char((0x55798e5fad60), a)
   Call: (217) [system] char_type(a, end_of_line)
   Fail: (217) [system] char_type(a, end_of_line)
   Call: (217) [system] a=end_of_file
   Fail: (217) [system] a=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _774584)
   Call: (218) [system] get_char((0x55798e5fad60), _775514)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
   Call: (218) [system] char_type(' ', end_of_line)
   Fail: (218) [system] char_type(' ', end_of_line)
   Call: (218) [system] ' '=end_of_file
   Fail: (218) [system] ' '=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _781084)
   Call: (219) [system] get_char((0x55798e5fad60), _782014)
   Exit: (219) [system] get_char((0x55798e5fad60), g)
   Call: (219) [system] char_type(g, end_of_line)
   Fail: (219) [system] char_type(g, end_of_line)
   Call: (219) [system] g=end_of_file
   Fail: (219) [system] g=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _787584)
   Call: (220) [system] get_char((0x55798e5fad60), _788514)
   Exit: (220) [system] get_char((0x55798e5fad60), i)
   Call: (220) [system] char_type(i, end_of_line)
   Fail: (220) [system] char_type(i, end_of_line)
   Call: (220) [system] i=end_of_file
   Fail: (220) [system] i=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _794084)
   Call: (221) [system] get_char((0x55798e5fad60), _795014)
   Exit: (221) [system] get_char((0x55798e5fad60), v)
   Call: (221) [system] char_type(v, end_of_line)
   Fail: (221) [system] char_type(v, end_of_line)
   Call: (221) [system] v=end_of_file
   Fail: (221) [system] v=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _800584)
   Call: (222) [system] get_char((0x55798e5fad60), _801514)
   Exit: (222) [system] get_char((0x55798e5fad60), e)
   Call: (222) [system] char_type(e, end_of_line)
   Fail: (222) [system] char_type(e, end_of_line)
   Call: (222) [system] e=end_of_file
   Fail: (222) [system] e=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _807084)
   Call: (223) [system] get_char((0x55798e5fad60), _808014)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] char_type(n, end_of_line)
   Fail: (223) [system] char_type(n, end_of_line)
   Call: (223) [system] n=end_of_file
   Fail: (223) [system] n=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _813584)
   Call: (224) [system] get_char((0x55798e5fad60), _814514)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
   Call: (224) [system] char_type(' ', end_of_line)
   Fail: (224) [system] char_type(' ', end_of_line)
   Call: (224) [system] ' '=end_of_file
   Fail: (224) [system] ' '=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _820084)
   Call: (225) [system] get_char((0x55798e5fad60), _821014)
   Exit: (225) [system] get_char((0x55798e5fad60), d)
   Call: (225) [system] char_type(d, end_of_line)
   Fail: (225) [system] char_type(d, end_of_line)
   Call: (225) [system] d=end_of_file
   Fail: (225) [system] d=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _826584)
   Call: (226) [system] get_char((0x55798e5fad60), _827514)
   Exit: (226) [system] get_char((0x55798e5fad60), e)
   Call: (226) [system] char_type(e, end_of_line)
   Fail: (226) [system] char_type(e, end_of_line)
   Call: (226) [system] e=end_of_file
   Fail: (226) [system] e=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _833084)
   Call: (227) [system] get_char((0x55798e5fad60), _834014)
   Exit: (227) [system] get_char((0x55798e5fad60), p)
   Call: (227) [system] char_type(p, end_of_line)
   Fail: (227) [system] char_type(p, end_of_line)
   Call: (227) [system] p=end_of_file
   Fail: (227) [system] p=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _839584)
   Call: (228) [system] get_char((0x55798e5fad60), _840514)
   Exit: (228) [system] get_char((0x55798e5fad60), t)
   Call: (228) [system] char_type(t, end_of_line)
   Fail: (228) [system] char_type(t, end_of_line)
   Call: (228) [system] t=end_of_file
   Fail: (228) [system] t=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _846084)
   Call: (229) [system] get_char((0x55798e5fad60), _847014)
   Exit: (229) [system] get_char((0x55798e5fad60), h)
   Call: (229) [system] char_type(h, end_of_line)
   Fail: (229) [system] char_type(h, end_of_line)
   Call: (229) [system] h=end_of_file
   Fail: (229) [system] h=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _852584)
   Call: (230) [system] get_char((0x55798e5fad60), _853514)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
   Call: (230) [system] char_type(' ', end_of_line)
   Fail: (230) [system] char_type(' ', end_of_line)
   Call: (230) [system] ' '=end_of_file
   Fail: (230) [system] ' '=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _859084)
   Call: (231) [system] get_char((0x55798e5fad60), _860014)
   Exit: (231) [system] get_char((0x55798e5fad60), t)
   Call: (231) [system] char_type(t, end_of_line)
   Fail: (231) [system] char_type(t, end_of_line)
   Call: (231) [system] t=end_of_file
   Fail: (231) [system] t=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _865584)
   Call: (232) [system] get_char((0x55798e5fad60), _866514)
   Exit: (232) [system] get_char((0x55798e5fad60), h)
   Call: (232) [system] char_type(h, end_of_line)
   Fail: (232) [system] char_type(h, end_of_line)
   Call: (232) [system] h=end_of_file
   Fail: (232) [system] h=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _872084)
   Call: (233) [system] get_char((0x55798e5fad60), _873014)
   Exit: (233) [system] get_char((0x55798e5fad60), a)
   Call: (233) [system] char_type(a, end_of_line)
   Fail: (233) [system] char_type(a, end_of_line)
   Call: (233) [system] a=end_of_file
   Fail: (233) [system] a=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _878584)
   Call: (234) [system] get_char((0x55798e5fad60), _879514)
   Exit: (234) [system] get_char((0x55798e5fad60), t)
   Call: (234) [system] char_type(t, end_of_line)
   Fail: (234) [system] char_type(t, end_of_line)
   Call: (234) [system] t=end_of_file
   Fail: (234) [system] t=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _885084)
   Call: (235) [system] get_char((0x55798e5fad60), _886014)
   Exit: (235) [system] get_char((0x55798e5fad60), ' ')
   Call: (235) [system] char_type(' ', end_of_line)
   Fail: (235) [system] char_type(' ', end_of_line)
   Call: (235) [system] ' '=end_of_file
   Fail: (235) [system] ' '=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _891584)
   Call: (236) [system] get_char((0x55798e5fad60), _892514)
   Exit: (236) [system] get_char((0x55798e5fad60), a)
   Call: (236) [system] char_type(a, end_of_line)
   Fail: (236) [system] char_type(a, end_of_line)
   Call: (236) [system] a=end_of_file
   Fail: (236) [system] a=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _898084)
   Call: (237) [system] get_char((0x55798e5fad60), _899014)
   Exit: (237) [system] get_char((0x55798e5fad60), r)
   Call: (237) [system] char_type(r, end_of_line)
   Fail: (237) [system] char_type(r, end_of_line)
   Call: (237) [system] r=end_of_file
   Fail: (237) [system] r=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _904584)
   Call: (238) [system] get_char((0x55798e5fad60), _905514)
   Exit: (238) [system] get_char((0x55798e5fad60), e)
   Call: (238) [system] char_type(e, end_of_line)
   Fail: (238) [system] char_type(e, end_of_line)
   Call: (238) [system] e=end_of_file
   Fail: (238) [system] e=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _911084)
   Call: (239) [system] get_char((0x55798e5fad60), _912014)
   Exit: (239) [system] get_char((0x55798e5fad60), ' ')
   Call: (239) [system] char_type(' ', end_of_line)
   Fail: (239) [system] char_type(' ', end_of_line)
   Call: (239) [system] ' '=end_of_file
   Fail: (239) [system] ' '=end_of_file
^  Call: (239) [user] read_until_eol((0x55798e5fad60), _917584)
   Call: (240) [system] get_char((0x55798e5fad60), _918514)
   Exit: (240) [system] get_char((0x55798e5fad60), c)
   Call: (240) [system] char_type(c, end_of_line)
   Fail: (240) [system] char_type(c, end_of_line)
   Call: (240) [system] c=end_of_file
   Fail: (240) [system] c=end_of_file
^  Call: (240) [user] read_until_eol((0x55798e5fad60), _924084)
   Call: (241) [system] get_char((0x55798e5fad60), _925014)
   Exit: (241) [system] get_char((0x55798e5fad60), o)
   Call: (241) [system] char_type(o, end_of_line)
   Fail: (241) [system] char_type(o, end_of_line)
   Call: (241) [system] o=end_of_file
   Fail: (241) [system] o=end_of_file
^  Call: (241) [user] read_until_eol((0x55798e5fad60), _930584)
   Call: (242) [system] get_char((0x55798e5fad60), _931514)
   Exit: (242) [system] get_char((0x55798e5fad60), n)
   Call: (242) [system] char_type(n, end_of_line)
   Fail: (242) [system] char_type(n, end_of_line)
   Call: (242) [system] n=end_of_file
   Fail: (242) [system] n=end_of_file
^  Call: (242) [user] read_until_eol((0x55798e5fad60), _937084)
   Call: (243) [system] get_char((0x55798e5fad60), _938014)
   Exit: (243) [system] get_char((0x55798e5fad60), s)
   Call: (243) [system] char_type(s, end_of_line)
   Fail: (243) [system] char_type(s, end_of_line)
   Call: (243) [system] s=end_of_file
   Fail: (243) [system] s=end_of_file
^  Call: (243) [user] read_until_eol((0x55798e5fad60), _943584)
   Call: (244) [system] get_char((0x55798e5fad60), _944514)
   Exit: (244) [system] get_char((0x55798e5fad60), i)
   Call: (244) [system] char_type(i, end_of_line)
   Fail: (244) [system] char_type(i, end_of_line)
   Call: (244) [system] i=end_of_file
   Fail: (244) [system] i=end_of_file
^  Call: (244) [user] read_until_eol((0x55798e5fad60), _950084)
   Call: (245) [system] get_char((0x55798e5fad60), _951014)
   Exit: (245) [system] get_char((0x55798e5fad60), s)
   Call: (245) [system] char_type(s, end_of_line)
   Fail: (245) [system] char_type(s, end_of_line)
   Call: (245) [system] s=end_of_file
   Fail: (245) [system] s=end_of_file
^  Call: (245) [user] read_until_eol((0x55798e5fad60), _956584)
   Call: (246) [system] get_char((0x55798e5fad60), _957514)
   Exit: (246) [system] get_char((0x55798e5fad60), t)
   Call: (246) [system] char_type(t, end_of_line)
   Fail: (246) [system] char_type(t, end_of_line)
   Call: (246) [system] t=end_of_file
   Fail: (246) [system] t=end_of_file
^  Call: (246) [user] read_until_eol((0x55798e5fad60), _963084)
   Call: (247) [system] get_char((0x55798e5fad60), _964014)
   Exit: (247) [system] get_char((0x55798e5fad60), e)
   Call: (247) [system] char_type(e, end_of_line)
   Fail: (247) [system] char_type(e, end_of_line)
   Call: (247) [system] e=end_of_file
   Fail: (247) [system] e=end_of_file
^  Call: (247) [user] read_until_eol((0x55798e5fad60), _969584)
   Call: (248) [system] get_char((0x55798e5fad60), _970514)
   Exit: (248) [system] get_char((0x55798e5fad60), n)
   Call: (248) [system] char_type(n, end_of_line)
   Fail: (248) [system] char_type(n, end_of_line)
   Call: (248) [system] n=end_of_file
   Fail: (248) [system] n=end_of_file
^  Call: (248) [user] read_until_eol((0x55798e5fad60), _976084)
   Call: (249) [system] get_char((0x55798e5fad60), _977014)
   Exit: (249) [system] get_char((0x55798e5fad60), t)
   Call: (249) [system] char_type(t, end_of_line)
   Fail: (249) [system] char_type(t, end_of_line)
   Call: (249) [system] t=end_of_file
   Fail: (249) [system] t=end_of_file
^  Call: (249) [user] read_until_eol((0x55798e5fad60), _982584)
   Call: (250) [system] get_char((0x55798e5fad60), _983514)
   Exit: (250) [system] get_char((0x55798e5fad60), ' ')
   Call: (250) [system] char_type(' ', end_of_line)
   Fail: (250) [system] char_type(' ', end_of_line)
   Call: (250) [system] ' '=end_of_file
   Fail: (250) [system] ' '=end_of_file
^  Call: (250) [user] read_until_eol((0x55798e5fad60), _989084)
   Call: (251) [system] get_char((0x55798e5fad60), _990014)
   Exit: (251) [system] get_char((0x55798e5fad60), w)
   Call: (251) [system] char_type(w, end_of_line)
   Fail: (251) [system] char_type(w, end_of_line)
   Call: (251) [system] w=end_of_file
   Fail: (251) [system] w=end_of_file
^  Call: (251) [user] read_until_eol((0x55798e5fad60), _995584)
   Call: (252) [system] get_char((0x55798e5fad60), _996514)
   Exit: (252) [system] get_char((0x55798e5fad60), i)
   Call: (252) [system] char_type(i, end_of_line)
   Fail: (252) [system] char_type(i, end_of_line)
   Call: (252) [system] i=end_of_file
   Fail: (252) [system] i=end_of_file
^  Call: (252) [user] read_until_eol((0x55798e5fad60), _1002084)
   Call: (253) [system] get_char((0x55798e5fad60), _1003014)
   Exit: (253) [system] get_char((0x55798e5fad60), t)
   Call: (253) [system] char_type(t, end_of_line)
   Fail: (253) [system] char_type(t, end_of_line)
   Call: (253) [system] t=end_of_file
   Fail: (253) [system] t=end_of_file
^  Call: (253) [user] read_until_eol((0x55798e5fad60), _1008584)
   Call: (254) [system] get_char((0x55798e5fad60), _1009514)
   Exit: (254) [system] get_char((0x55798e5fad60), h)
   Call: (254) [system] char_type(h, end_of_line)
   Fail: (254) [system] char_type(h, end_of_line)
   Call: (254) [system] h=end_of_file
   Fail: (254) [system] h=end_of_file
^  Call: (254) [user] read_until_eol((0x55798e5fad60), _1015084)
   Call: (255) [system] get_char((0x55798e5fad60), _1016014)
   Exit: (255) [system] get_char((0x55798e5fad60), '\n')
   Call: (255) [system] char_type('\n', end_of_line)
   Exit: (255) [system] char_type('\n', end_of_line)
   Call: (255) [system] _1015084=""
   Exit: (255) [system] ""=""
^  Exit: (254) [user] read_until_eol((0x55798e5fad60), "")
   Call: (254) [system] string_concat(h, "", _1008584)
   Exit: (254) [system] string_concat(h, "", "h")
^  Exit: (253) [user] read_until_eol((0x55798e5fad60), "h")
   Call: (253) [system] string_concat(t, "h", _1002084)
   Exit: (253) [system] string_concat(t, "h", "th")
^  Exit: (252) [user] read_until_eol((0x55798e5fad60), "th")
   Call: (252) [system] string_concat(i, "th", _995584)
   Exit: (252) [system] string_concat(i, "th", "ith")
^  Exit: (251) [user] read_until_eol((0x55798e5fad60), "ith")
   Call: (251) [system] string_concat(w, "ith", _989084)
   Exit: (251) [system] string_concat(w, "ith", "with")
^  Exit: (250) [user] read_until_eol((0x55798e5fad60), "with")
   Call: (250) [system] string_concat(' ', "with", _982584)
   Exit: (250) [system] string_concat(' ', "with", " with")
^  Exit: (249) [user] read_until_eol((0x55798e5fad60), " with")
   Call: (249) [system] string_concat(t, " with", _976084)
   Exit: (249) [system] string_concat(t, " with", "t with")
^  Exit: (248) [user] read_until_eol((0x55798e5fad60), "t with")
   Call: (248) [system] string_concat(n, "t with", _969584)
   Exit: (248) [system] string_concat(n, "t with", "nt with")
^  Exit: (247) [user] read_until_eol((0x55798e5fad60), "nt with")
   Call: (247) [system] string_concat(e, "nt with", _963084)
   Exit: (247) [system] string_concat(e, "nt with", "ent with")
^  Exit: (246) [user] read_until_eol((0x55798e5fad60), "ent with")
   Call: (246) [system] string_concat(t, "ent with", _956584)
   Exit: (246) [system] string_concat(t, "ent with", "tent with")
^  Exit: (245) [user] read_until_eol((0x55798e5fad60), "tent with")
   Call: (245) [system] string_concat(s, "tent with", _950084)
   Exit: (245) [system] string_concat(s, "tent with", "stent with")
^  Exit: (244) [user] read_until_eol((0x55798e5fad60), "stent with")
   Call: (244) [system] string_concat(i, "stent with", _943584)
   Exit: (244) [system] string_concat(i, "stent with", "istent with")
^  Exit: (243) [user] read_until_eol((0x55798e5fad60), "istent with")
   Call: (243) [system] string_concat(s, "istent with", _937084)
   Exit: (243) [system] string_concat(s, "istent with", "sistent with")
^  Exit: (242) [user] read_until_eol((0x55798e5fad60), "sistent with")
   Call: (242) [system] string_concat(n, "sistent with", _930584)
   Exit: (242) [system] string_concat(n, "sistent with", "nsistent with")
^  Exit: (241) [user] read_until_eol((0x55798e5fad60), "nsistent with")
   Call: (241) [system] string_concat(o, "nsistent with", _924084)
   Exit: (241) [system] string_concat(o, "nsistent with", "onsistent with")
^  Exit: (240) [user] read_until_eol((0x55798e5fad60), "onsistent with")
   Call: (240) [system] string_concat(c, "onsistent with", _917584)
   Exit: (240) [system] string_concat(c, "onsistent with", "consistent with")
^  Exit: (239) [user] read_until_eol((0x55798e5fad60), "consistent with")
   Call: (239) [system] string_concat(' ', "consistent with", _911084)
   Exit: (239) [system] string_concat(' ', "consistent with", " consistent with")
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), " consistent with")
   Call: (238) [system] string_concat(e, " consistent with", _904584)
   Exit: (238) [system] string_concat(e, " consistent with", "e consistent with")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), "e consistent with")
   Call: (237) [system] string_concat(r, "e consistent with", _898084)
   Exit: (237) [system] string_concat(r, "e consistent with", "re consistent with")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), "re consistent with")
   Call: (236) [system] string_concat(a, "re consistent with", _891584)
   Exit: (236) [system] string_concat(a, "re consistent with", "are consistent with")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), "are consistent with")
   Call: (235) [system] string_concat(' ', "are consistent with", _885084)
   Exit: (235) [system] string_concat(' ', "are consistent with", " are consistent with")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), " are consistent with")
   Call: (234) [system] string_concat(t, " are consistent with", _878584)
   Exit: (234) [system] string_concat(t, " are consistent with", "t are consistent with")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "t are consistent with")
   Call: (233) [system] string_concat(a, "t are consistent with", _872084)
   Exit: (233) [system] string_concat(a, "t are consistent with", "at are consistent with")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), "at are consistent with")
   Call: (232) [system] string_concat(h, "at are consistent with", _865584)
   Exit: (232) [system] string_concat(h, "at are consistent with", "hat are consistent with")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "hat are consistent with")
   Call: (231) [system] string_concat(t, "hat are consistent with", _859084)
   Exit: (231) [system] string_concat(t, "hat are consistent with", "that are consistent with")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), "that are consistent with")
   Call: (230) [system] string_concat(' ', "that are consistent with", _852584)
   Exit: (230) [system] string_concat(' ', "that are consistent with", " that are consistent with")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), " that are consistent with")
   Call: (229) [system] string_concat(h, " that are consistent with", _846084)
   Exit: (229) [system] string_concat(h, " that are consistent with", "h that are consistent with")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), "h that are consistent with")
   Call: (228) [system] string_concat(t, "h that are consistent with", _839584)
   Exit: (228) [system] string_concat(t, "h that are consistent with", "th that are consistent with")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "th that are consistent with")
   Call: (227) [system] string_concat(p, "th that are consistent with", _833084)
   Exit: (227) [system] string_concat(p, "th that are consistent with", "pth that are consistent with")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), "pth that are consistent with")
   Call: (226) [system] string_concat(e, "pth that are consistent with", _826584)
   Exit: (226) [system] string_concat(e, "pth that are consistent with", "epth that are consistent with")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), "epth that are consistent with")
   Call: (225) [system] string_concat(d, "epth that are consistent with", _820084)
   Exit: (225) [system] string_concat(d, "epth that are consistent with", "depth that are consistent with")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "depth that are consistent with")
   Call: (224) [system] string_concat(' ', "depth that are consistent with", _813584)
   Exit: (224) [system] string_concat(' ', "depth that are consistent with", " depth that are consistent with")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), " depth that are consistent with")
   Call: (223) [system] string_concat(n, " depth that are consistent with", _807084)
   Exit: (223) [system] string_concat(n, " depth that are consistent with", "n depth that are consistent with")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "n depth that are consistent with")
   Call: (222) [system] string_concat(e, "n depth that are consistent with", _800584)
   Exit: (222) [system] string_concat(e, "n depth that are consistent with", "en depth that are consistent with")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "en depth that are consistent with")
   Call: (221) [system] string_concat(v, "en depth that are consistent with", _794084)
   Exit: (221) [system] string_concat(v, "en depth that are consistent with", "ven depth that are consistent with")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "ven depth that are consistent with")
   Call: (220) [system] string_concat(i, "ven depth that are consistent with", _787584)
   Exit: (220) [system] string_concat(i, "ven depth that are consistent with", "iven depth that are consistent with")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "iven depth that are consistent with")
   Call: (219) [system] string_concat(g, "iven depth that are consistent with", _781084)
   Exit: (219) [system] string_concat(g, "iven depth that are consistent with", "given depth that are consistent with")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "given depth that are consistent with")
   Call: (218) [system] string_concat(' ', "given depth that are consistent with", _774584)
   Exit: (218) [system] string_concat(' ', "given depth that are consistent with", " given depth that are consistent with")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), " given depth that are consistent with")
   Call: (217) [system] string_concat(a, " given depth that are consistent with", _768084)
   Exit: (217) [system] string_concat(a, " given depth that are consistent with", "a given depth that are consistent with")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "a given depth that are consistent with")
   Call: (216) [system] string_concat(' ', "a given depth that are consistent with", _761584)
   Exit: (216) [system] string_concat(' ', "a given depth that are consistent with", " a given depth that are consistent with")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), " a given depth that are consistent with")
   Call: (215) [system] string_concat(o, " a given depth that are consistent with", _755084)
   Exit: (215) [system] string_concat(o, " a given depth that are consistent with", "o a given depth that are consistent with")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "o a given depth that are consistent with")
   Call: (214) [system] string_concat(t, "o a given depth that are consistent with", _748584)
   Exit: (214) [system] string_concat(t, "o a given depth that are consistent with", "to a given depth that are consistent with")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "to a given depth that are consistent with")
   Call: (213) [system] string_concat(' ', "to a given depth that are consistent with", _742084)
   Exit: (213) [system] string_concat(' ', "to a given depth that are consistent with", " to a given depth that are consistent with")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), " to a given depth that are consistent with")
   Call: (212) [system] string_concat(p, " to a given depth that are consistent with", _735584)
   Exit: (212) [system] string_concat(p, " to a given depth that are consistent with", "p to a given depth that are consistent with")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "p to a given depth that are consistent with")
   Call: (211) [system] string_concat(u, "p to a given depth that are consistent with", _729084)
   Exit: (211) [system] string_concat(u, "p to a given depth that are consistent with", "up to a given depth that are consistent with")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "up to a given depth that are consistent with")
   Call: (210) [system] string_concat(' ', "up to a given depth that are consistent with", _722584)
   Exit: (210) [system] string_concat(' ', "up to a given depth that are consistent with", " up to a given depth that are consistent with")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), " up to a given depth that are consistent with")
   Call: (209) [system] string_concat(s, " up to a given depth that are consistent with", _716084)
   Exit: (209) [system] string_concat(s, " up to a given depth that are consistent with", "s up to a given depth that are consistent with")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), "s up to a given depth that are consistent with")
   Call: (208) [system] string_concat(m, "s up to a given depth that are consistent with", _709584)
   Exit: (208) [system] string_concat(m, "s up to a given depth that are consistent with", "ms up to a given depth that are consistent with")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), "ms up to a given depth that are consistent with")
   Call: (207) [system] string_concat(a, "ms up to a given depth that are consistent with", _703084)
   Exit: (207) [system] string_concat(a, "ms up to a given depth that are consistent with", "ams up to a given depth that are consistent with")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "ams up to a given depth that are consistent with")
   Call: (206) [system] string_concat(r, "ams up to a given depth that are consistent with", _696584)
   Exit: (206) [system] string_concat(r, "ams up to a given depth that are consistent with", "rams up to a given depth that are consistent with")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "rams up to a given depth that are consistent with")
   Call: (205) [system] string_concat(g, "rams up to a given depth that are consistent with", _690084)
   Exit: (205) [system] string_concat(g, "rams up to a given depth that are consistent with", "grams up to a given depth that are consistent with")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "grams up to a given depth that are consistent with")
   Call: (204) [system] string_concat(o, "grams up to a given depth that are consistent with", _683584)
   Exit: (204) [system] string_concat(o, "grams up to a given depth that are consistent with", "ograms up to a given depth that are consistent with")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "ograms up to a given depth that are consistent with")
   Call: (203) [system] string_concat(r, "ograms up to a given depth that are consistent with", _677084)
   Exit: (203) [system] string_concat(r, "ograms up to a given depth that are consistent with", "rograms up to a given depth that are consistent with")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), "rograms up to a given depth that are consistent with")
   Call: (202) [system] string_concat(p, "rograms up to a given depth that are consistent with", _670584)
   Exit: (202) [system] string_concat(p, "rograms up to a given depth that are consistent with", "programs up to a given depth that are consistent with")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "programs up to a given depth that are consistent with")
   Call: (201) [system] string_concat(' ', "programs up to a given depth that are consistent with", _664084)
   Exit: (201) [system] string_concat(' ', "programs up to a given depth that are consistent with", " programs up to a given depth that are consistent with")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), " programs up to a given depth that are consistent with")
   Call: (200) [system] string_concat(l, " programs up to a given depth that are consistent with", _657584)
   Exit: (200) [system] string_concat(l, " programs up to a given depth that are consistent with", "l programs up to a given depth that are consistent with")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "l programs up to a given depth that are consistent with")
   Call: (199) [system] string_concat(l, "l programs up to a given depth that are consistent with", _651084)
   Exit: (199) [system] string_concat(l, "l programs up to a given depth that are consistent with", "ll programs up to a given depth that are consistent with")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "ll programs up to a given depth that are consistent with")
   Call: (198) [system] string_concat(a, "ll programs up to a given depth that are consistent with", _644584)
   Exit: (198) [system] string_concat(a, "ll programs up to a given depth that are consistent with", "all programs up to a given depth that are consistent with")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "all programs up to a given depth that are consistent with")
   Call: (197) [system] string_concat(' ', "all programs up to a given depth that are consistent with", _638084)
   Exit: (197) [system] string_concat(' ', "all programs up to a given depth that are consistent with", " all programs up to a given depth that are consistent with")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), " all programs up to a given depth that are consistent with")
   Call: (196) [system] string_concat(e, " all programs up to a given depth that are consistent with", _631584)
   Exit: (196) [system] string_concat(e, " all programs up to a given depth that are consistent with", "e all programs up to a given depth that are consistent with")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "e all programs up to a given depth that are consistent with")
   Call: (195) [system] string_concat(t, "e all programs up to a given depth that are consistent with", _625084)
   Exit: (195) [system] string_concat(t, "e all programs up to a given depth that are consistent with", "te all programs up to a given depth that are consistent with")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "te all programs up to a given depth that are consistent with")
   Call: (194) [system] string_concat(a, "te all programs up to a given depth that are consistent with", _618584)
   Exit: (194) [system] string_concat(a, "te all programs up to a given depth that are consistent with", "ate all programs up to a given depth that are consistent with")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "ate all programs up to a given depth that are consistent with")
   Call: (193) [system] string_concat(r, "ate all programs up to a given depth that are consistent with", _612084)
   Exit: (193) [system] string_concat(r, "ate all programs up to a given depth that are consistent with", "rate all programs up to a given depth that are consistent with")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), "rate all programs up to a given depth that are consistent with")
   Call: (192) [system] string_concat(e, "rate all programs up to a given depth that are consistent with", _605584)
   Exit: (192) [system] string_concat(e, "rate all programs up to a given depth that are consistent with", "erate all programs up to a given depth that are consistent with")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "erate all programs up to a given depth that are consistent with")
   Call: (191) [system] string_concat(m, "erate all programs up to a given depth that are consistent with", _599084)
   Exit: (191) [system] string_concat(m, "erate all programs up to a given depth that are consistent with", "merate all programs up to a given depth that are consistent with")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), "merate all programs up to a given depth that are consistent with")
   Call: (190) [system] string_concat(u, "merate all programs up to a given depth that are consistent with", _592584)
   Exit: (190) [system] string_concat(u, "merate all programs up to a given depth that are consistent with", "umerate all programs up to a given depth that are consistent with")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "umerate all programs up to a given depth that are consistent with")
   Call: (189) [system] string_concat(n, "umerate all programs up to a given depth that are consistent with", _586084)
   Exit: (189) [system] string_concat(n, "umerate all programs up to a given depth that are consistent with", "numerate all programs up to a given depth that are consistent with")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), "numerate all programs up to a given depth that are consistent with")
   Call: (188) [system] string_concat('E', "numerate all programs up to a given depth that are consistent with", _579584)
   Exit: (188) [system] string_concat('E', "numerate all programs up to a given depth that are consistent with", "Enumerate all programs up to a given depth that are consistent with")
^  Exit: (187) [user] read_until_eol((0x55798e5fad60), "Enumerate all programs up to a given depth that are consistent with")
   Call: (187) [system] string_concat(' ', "Enumerate all programs up to a given depth that are consistent with", _573084)
   Exit: (187) [system] string_concat(' ', "Enumerate all programs up to a given depth that are consistent with", " Enumerate all programs up to a given depth that are consistent with")
^  Exit: (186) [user] read_until_eol((0x55798e5fad60), " Enumerate all programs up to a given depth that are consistent with")
   Call: (186) [system] string_concat(;, " Enumerate all programs up to a given depth that are consistent with", _566584)
   Exit: (186) [system] string_concat(;, " Enumerate all programs up to a given depth that are consistent with", "; Enumerate all programs up to a given depth that are consistent with")
^  Exit: (185) [user] read_until_eol((0x55798e5fad60), "; Enumerate all programs up to a given depth that are consistent with")
   Call: (185) [system] string_concat(;, "; Enumerate all programs up to a given depth that are consistent with", _560084)
   Exit: (185) [system] string_concat(;, "; Enumerate all programs up to a given depth that are consistent with", ";; Enumerate all programs up to a given depth that are consistent with")
^  Exit: (184) [user] read_until_eol((0x55798e5fad60), ";; Enumerate all programs up to a given depth that are consistent with")
^  Call: (184) [user] assertz(metta_file_comment(19, 0, 457, '$COMMENT'(";; Enumerate all programs up to a given depth that are consistent with", 19, 0), '$stream_position'(457, 19, 0, 457)))
^  Exit: (184) [user] assertz(metta_file_comment(19, 0, 457, '$COMMENT'(";; Enumerate all programs up to a given depth that are consistent with", 19, 0), '$stream_position'(457, 19, 0, 457)))
^  Exit: (183) [user] read_comment((0x55798e5fad60))
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1222682)
   Exit: (184) [system] peek_char((0x55798e5fad60), ;)
   Call: (184) [system] (;)=(;)
   Exit: (184) [system] (;)=(;)
^  Call: (184) [user] read_comment((0x55798e5fad60))
^  Call: (185) [user] read_position((0x55798e5fad60), _1227320, _1227322, _1227324, _1227326)
   Call: (186) [system] stream_property((0x55798e5fad60), position(_1227326))
   Call: (187) [system] nonvar((0x55798e5fad60))
   Exit: (187) [system] nonvar((0x55798e5fad60))
   Call: (187) [system] nonvar(position(_1227326))
   Exit: (187) [system] nonvar(position(_1227326))
   Exit: (186) [system] stream_property((0x55798e5fad60), position('$stream_position'(528, 20, 0, 528)))
   Call: (186) [$syspreds] stream_position_data(line_count, '$stream_position'(528, 20, 0, 528), _1227320)
   Call: (187) [system] nonvar(line_count)
   Exit: (187) [system] nonvar(line_count)
   Call: (187) [$syspreds] stream_position_field(line_count, _1236614)
   Exit: (187) [$syspreds] stream_position_field(line_count, 2)
   Call: (187) [system] arg(2, '$stream_position'(528, 20, 0, 528), _1227320)
   Exit: (187) [system] arg(2, '$stream_position'(528, 20, 0, 528), 20)
   Exit: (186) [$syspreds] stream_position_data(line_count, '$stream_position'(528, 20, 0, 528), 20)
   Call: (186) [$syspreds] stream_position_data(line_position, '$stream_position'(528, 20, 0, 528), _1227322)
   Call: (187) [system] nonvar(line_position)
   Exit: (187) [system] nonvar(line_position)
   Call: (187) [$syspreds] stream_position_field(line_position, _1244048)
   Exit: (187) [$syspreds] stream_position_field(line_position, 3)
   Call: (187) [system] arg(3, '$stream_position'(528, 20, 0, 528), _1227322)
   Exit: (187) [system] arg(3, '$stream_position'(528, 20, 0, 528), 0)
   Exit: (186) [$syspreds] stream_position_data(line_position, '$stream_position'(528, 20, 0, 528), 0)
   Call: (186) [$syspreds] stream_position_data(char_count, '$stream_position'(528, 20, 0, 528), _1227324)
   Call: (187) [system] nonvar(char_count)
   Exit: (187) [system] nonvar(char_count)
   Call: (187) [$syspreds] stream_position_field(char_count, _1251482)
   Exit: (187) [$syspreds] stream_position_field(char_count, 1)
   Call: (187) [system] arg(1, '$stream_position'(528, 20, 0, 528), _1227324)
   Exit: (187) [system] arg(1, '$stream_position'(528, 20, 0, 528), 528)
   Exit: (186) [$syspreds] stream_position_data(char_count, '$stream_position'(528, 20, 0, 528), 528)
^  Exit: (185) [user] read_position((0x55798e5fad60), 20, 0, 528, '$stream_position'(528, 20, 0, 528))
^  Call: (185) [user] read_until_eol((0x55798e5fad60), _1257076)
   Call: (186) [system] get_char((0x55798e5fad60), _1258006)
   Exit: (186) [system] get_char((0x55798e5fad60), ;)
   Call: (186) [system] char_type(;, end_of_line)
   Fail: (186) [system] char_type(;, end_of_line)
   Call: (186) [system] (;)=end_of_file
   Fail: (186) [system] (;)=end_of_file
^  Call: (186) [user] read_until_eol((0x55798e5fad60), _1263576)
   Call: (187) [system] get_char((0x55798e5fad60), _1264506)
   Exit: (187) [system] get_char((0x55798e5fad60), ;)
   Call: (187) [system] char_type(;, end_of_line)
   Fail: (187) [system] char_type(;, end_of_line)
   Call: (187) [system] (;)=end_of_file
   Fail: (187) [system] (;)=end_of_file
^  Call: (187) [user] read_until_eol((0x55798e5fad60), _1270076)
   Call: (188) [system] get_char((0x55798e5fad60), _1271006)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
   Call: (188) [system] char_type(' ', end_of_line)
   Fail: (188) [system] char_type(' ', end_of_line)
   Call: (188) [system] ' '=end_of_file
   Fail: (188) [system] ' '=end_of_file
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _1276576)
   Call: (189) [system] get_char((0x55798e5fad60), _1277506)
   Exit: (189) [system] get_char((0x55798e5fad60), t)
   Call: (189) [system] char_type(t, end_of_line)
   Fail: (189) [system] char_type(t, end_of_line)
   Call: (189) [system] t=end_of_file
   Fail: (189) [system] t=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _1283076)
   Call: (190) [system] get_char((0x55798e5fad60), _1284006)
   Exit: (190) [system] get_char((0x55798e5fad60), h)
   Call: (190) [system] char_type(h, end_of_line)
   Fail: (190) [system] char_type(h, end_of_line)
   Call: (190) [system] h=end_of_file
   Fail: (190) [system] h=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _1289576)
   Call: (191) [system] get_char((0x55798e5fad60), _1290506)
   Exit: (191) [system] get_char((0x55798e5fad60), e)
   Call: (191) [system] char_type(e, end_of_line)
   Fail: (191) [system] char_type(e, end_of_line)
   Call: (191) [system] e=end_of_file
   Fail: (191) [system] e=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _1296076)
   Call: (192) [system] get_char((0x55798e5fad60), _1297006)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
   Call: (192) [system] char_type(' ', end_of_line)
   Fail: (192) [system] char_type(' ', end_of_line)
   Call: (192) [system] ' '=end_of_file
   Fail: (192) [system] ' '=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _1302576)
   Call: (193) [system] get_char((0x55798e5fad60), _1303506)
   Exit: (193) [system] get_char((0x55798e5fad60), q)
   Call: (193) [system] char_type(q, end_of_line)
   Fail: (193) [system] char_type(q, end_of_line)
   Call: (193) [system] q=end_of_file
   Fail: (193) [system] q=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _1309076)
   Call: (194) [system] get_char((0x55798e5fad60), _1310006)
   Exit: (194) [system] get_char((0x55798e5fad60), u)
   Call: (194) [system] char_type(u, end_of_line)
   Fail: (194) [system] char_type(u, end_of_line)
   Call: (194) [system] u=end_of_file
   Fail: (194) [system] u=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _1315576)
   Call: (195) [system] get_char((0x55798e5fad60), _1316506)
   Exit: (195) [system] get_char((0x55798e5fad60), e)
   Call: (195) [system] char_type(e, end_of_line)
   Fail: (195) [system] char_type(e, end_of_line)
   Call: (195) [system] e=end_of_file
   Fail: (195) [system] e=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _1322076)
   Call: (196) [system] get_char((0x55798e5fad60), _1323006)
   Exit: (196) [system] get_char((0x55798e5fad60), r)
   Call: (196) [system] char_type(r, end_of_line)
   Fail: (196) [system] char_type(r, end_of_line)
   Call: (196) [system] r=end_of_file
   Fail: (196) [system] r=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _1328576)
   Call: (197) [system] get_char((0x55798e5fad60), _1329506)
   Exit: (197) [system] get_char((0x55798e5fad60), y)
   Call: (197) [system] char_type(y, end_of_line)
   Fail: (197) [system] char_type(y, end_of_line)
   Call: (197) [system] y=end_of_file
   Fail: (197) [system] y=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _1335076)
   Call: (198) [system] get_char((0x55798e5fad60), _1336006)
   Exit: (198) [system] get_char((0x55798e5fad60), '\n')
   Call: (198) [system] char_type('\n', end_of_line)
   Exit: (198) [system] char_type('\n', end_of_line)
   Call: (198) [system] _1335076=""
   Exit: (198) [system] ""=""
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "")
   Call: (197) [system] string_concat(y, "", _1328576)
   Exit: (197) [system] string_concat(y, "", "y")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "y")
   Call: (196) [system] string_concat(r, "y", _1322076)
   Exit: (196) [system] string_concat(r, "y", "ry")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "ry")
   Call: (195) [system] string_concat(e, "ry", _1315576)
   Exit: (195) [system] string_concat(e, "ry", "ery")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "ery")
   Call: (194) [system] string_concat(u, "ery", _1309076)
   Exit: (194) [system] string_concat(u, "ery", "uery")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "uery")
   Call: (193) [system] string_concat(q, "uery", _1302576)
   Exit: (193) [system] string_concat(q, "uery", "query")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), "query")
   Call: (192) [system] string_concat(' ', "query", _1296076)
   Exit: (192) [system] string_concat(' ', "query", " query")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), " query")
   Call: (191) [system] string_concat(e, " query", _1289576)
   Exit: (191) [system] string_concat(e, " query", "e query")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), "e query")
   Call: (190) [system] string_concat(h, "e query", _1283076)
   Exit: (190) [system] string_concat(h, "e query", "he query")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "he query")
   Call: (189) [system] string_concat(t, "he query", _1276576)
   Exit: (189) [system] string_concat(t, "he query", "the query")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), "the query")
   Call: (188) [system] string_concat(' ', "the query", _1270076)
   Exit: (188) [system] string_concat(' ', "the query", " the query")
^  Exit: (187) [user] read_until_eol((0x55798e5fad60), " the query")
   Call: (187) [system] string_concat(;, " the query", _1263576)
   Exit: (187) [system] string_concat(;, " the query", "; the query")
^  Exit: (186) [user] read_until_eol((0x55798e5fad60), "; the query")
   Call: (186) [system] string_concat(;, "; the query", _1257076)
   Exit: (186) [system] string_concat(;, "; the query", ";; the query")
^  Exit: (185) [user] read_until_eol((0x55798e5fad60), ";; the query")
^  Call: (185) [user] assertz(metta_file_comment(20, 0, 528, '$COMMENT'(";; the query", 20, 0), '$stream_position'(528, 20, 0, 528)))
^  Exit: (185) [user] assertz(metta_file_comment(20, 0, 528, '$COMMENT'(";; the query", 20, 0), '$stream_position'(528, 20, 0, 528)))
^  Exit: (184) [user] read_comment((0x55798e5fad60))
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1379826)
   Exit: (185) [system] peek_char((0x55798e5fad60), ;)
   Call: (185) [system] (;)=(;)
   Exit: (185) [system] (;)=(;)
^  Call: (185) [user] read_comment((0x55798e5fad60))
^  Call: (186) [user] read_position((0x55798e5fad60), _1384464, _1384466, _1384468, _1384470)
   Call: (187) [system] stream_property((0x55798e5fad60), position(_1384470))
   Call: (188) [system] nonvar((0x55798e5fad60))
   Exit: (188) [system] nonvar((0x55798e5fad60))
   Call: (188) [system] nonvar(position(_1384470))
   Exit: (188) [system] nonvar(position(_1384470))
   Exit: (187) [system] stream_property((0x55798e5fad60), position('$stream_position'(541, 21, 0, 541)))
   Call: (187) [$syspreds] stream_position_data(line_count, '$stream_position'(541, 21, 0, 541), _1384464)
   Call: (188) [system] nonvar(line_count)
   Exit: (188) [system] nonvar(line_count)
   Call: (188) [$syspreds] stream_position_field(line_count, _1393758)
   Exit: (188) [$syspreds] stream_position_field(line_count, 2)
   Call: (188) [system] arg(2, '$stream_position'(541, 21, 0, 541), _1384464)
   Exit: (188) [system] arg(2, '$stream_position'(541, 21, 0, 541), 21)
   Exit: (187) [$syspreds] stream_position_data(line_count, '$stream_position'(541, 21, 0, 541), 21)
   Call: (187) [$syspreds] stream_position_data(line_position, '$stream_position'(541, 21, 0, 541), _1384466)
   Call: (188) [system] nonvar(line_position)
   Exit: (188) [system] nonvar(line_position)
   Call: (188) [$syspreds] stream_position_field(line_position, _1401192)
   Exit: (188) [$syspreds] stream_position_field(line_position, 3)
   Call: (188) [system] arg(3, '$stream_position'(541, 21, 0, 541), _1384466)
   Exit: (188) [system] arg(3, '$stream_position'(541, 21, 0, 541), 0)
   Exit: (187) [$syspreds] stream_position_data(line_position, '$stream_position'(541, 21, 0, 541), 0)
   Call: (187) [$syspreds] stream_position_data(char_count, '$stream_position'(541, 21, 0, 541), _1384468)
   Call: (188) [system] nonvar(char_count)
   Exit: (188) [system] nonvar(char_count)
   Call: (188) [$syspreds] stream_position_field(char_count, _1408626)
   Exit: (188) [$syspreds] stream_position_field(char_count, 1)
   Call: (188) [system] arg(1, '$stream_position'(541, 21, 0, 541), _1384468)
   Exit: (188) [system] arg(1, '$stream_position'(541, 21, 0, 541), 541)
   Exit: (187) [$syspreds] stream_position_data(char_count, '$stream_position'(541, 21, 0, 541), 541)
^  Exit: (186) [user] read_position((0x55798e5fad60), 21, 0, 541, '$stream_position'(541, 21, 0, 541))
^  Call: (186) [user] read_until_eol((0x55798e5fad60), _1414220)
   Call: (187) [system] get_char((0x55798e5fad60), _1415150)
   Exit: (187) [system] get_char((0x55798e5fad60), ;)
   Call: (187) [system] char_type(;, end_of_line)
   Fail: (187) [system] char_type(;, end_of_line)
   Call: (187) [system] (;)=end_of_file
   Fail: (187) [system] (;)=end_of_file
^  Call: (187) [user] read_until_eol((0x55798e5fad60), _1420720)
   Call: (188) [system] get_char((0x55798e5fad60), _1421650)
   Exit: (188) [system] get_char((0x55798e5fad60), ;)
   Call: (188) [system] char_type(;, end_of_line)
   Fail: (188) [system] char_type(;, end_of_line)
   Call: (188) [system] (;)=end_of_file
   Fail: (188) [system] (;)=end_of_file
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _1427220)
   Call: (189) [system] get_char((0x55798e5fad60), _1428150)
   Exit: (189) [system] get_char((0x55798e5fad60), '\t')
   Call: (189) [system] char_type('\t', end_of_line)
   Fail: (189) [system] char_type('\t', end_of_line)
   Call: (189) [system] '\t'=end_of_file
   Fail: (189) [system] '\t'=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _1433720)
   Call: (190) [system] get_char((0x55798e5fad60), _1434650)
   Exit: (190) [system] get_char((0x55798e5fad60), '\t')
   Call: (190) [system] char_type('\t', end_of_line)
   Fail: (190) [system] char_type('\t', end_of_line)
   Call: (190) [system] '\t'=end_of_file
   Fail: (190) [system] '\t'=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _1440220)
   Call: (191) [system] get_char((0x55798e5fad60), _1441150)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
   Call: (191) [system] char_type(' ', end_of_line)
   Fail: (191) [system] char_type(' ', end_of_line)
   Call: (191) [system] ' '=end_of_file
   Fail: (191) [system] ' '=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _1446720)
   Call: (192) [system] get_char((0x55798e5fad60), _1447650)
   Exit: (192) [system] get_char((0x55798e5fad60), u)
   Call: (192) [system] char_type(u, end_of_line)
   Fail: (192) [system] char_type(u, end_of_line)
   Call: (192) [system] u=end_of_file
   Fail: (192) [system] u=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _1453220)
   Call: (193) [system] get_char((0x55798e5fad60), _1454150)
   Exit: (193) [system] get_char((0x55798e5fad60), s)
   Call: (193) [system] char_type(s, end_of_line)
   Fail: (193) [system] char_type(s, end_of_line)
   Call: (193) [system] s=end_of_file
   Fail: (193) [system] s=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _1459720)
   Call: (194) [system] get_char((0x55798e5fad60), _1460650)
   Exit: (194) [system] get_char((0x55798e5fad60), i)
   Call: (194) [system] char_type(i, end_of_line)
   Fail: (194) [system] char_type(i, end_of_line)
   Call: (194) [system] i=end_of_file
   Fail: (194) [system] i=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _1466220)
   Call: (195) [system] get_char((0x55798e5fad60), _1467150)
   Exit: (195) [system] get_char((0x55798e5fad60), n)
   Call: (195) [system] char_type(n, end_of_line)
   Fail: (195) [system] char_type(n, end_of_line)
   Call: (195) [system] n=end_of_file
   Fail: (195) [system] n=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _1472720)
   Call: (196) [system] get_char((0x55798e5fad60), _1473650)
   Exit: (196) [system] get_char((0x55798e5fad60), g)
   Call: (196) [system] char_type(g, end_of_line)
   Fail: (196) [system] char_type(g, end_of_line)
   Call: (196) [system] g=end_of_file
   Fail: (196) [system] g=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _1479220)
   Call: (197) [system] get_char((0x55798e5fad60), _1480150)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
   Call: (197) [system] char_type(' ', end_of_line)
   Fail: (197) [system] char_type(' ', end_of_line)
   Call: (197) [system] ' '=end_of_file
   Fail: (197) [system] ' '=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _1485720)
   Call: (198) [system] get_char((0x55798e5fad60), _1486650)
   Exit: (198) [system] get_char((0x55798e5fad60), t)
   Call: (198) [system] char_type(t, end_of_line)
   Fail: (198) [system] char_type(t, end_of_line)
   Call: (198) [system] t=end_of_file
   Fail: (198) [system] t=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _1492220)
   Call: (199) [system] get_char((0x55798e5fad60), _1493150)
   Exit: (199) [system] get_char((0x55798e5fad60), h)
   Call: (199) [system] char_type(h, end_of_line)
   Fail: (199) [system] char_type(h, end_of_line)
   Call: (199) [system] h=end_of_file
   Fail: (199) [system] h=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _1498720)
   Call: (200) [system] get_char((0x55798e5fad60), _1499650)
   Exit: (200) [system] get_char((0x55798e5fad60), e)
   Call: (200) [system] char_type(e, end_of_line)
   Fail: (200) [system] char_type(e, end_of_line)
   Call: (200) [system] e=end_of_file
   Fail: (200) [system] e=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _1505220)
   Call: (201) [system] get_char((0x55798e5fad60), _1506150)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
   Call: (201) [system] char_type(' ', end_of_line)
   Fail: (201) [system] char_type(' ', end_of_line)
   Call: (201) [system] ' '=end_of_file
   Fail: (201) [system] ' '=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _1511720)
   Call: (202) [system] get_char((0x55798e5fad60), _1512650)
   Exit: (202) [system] get_char((0x55798e5fad60), g)
   Call: (202) [system] char_type(g, end_of_line)
   Fail: (202) [system] char_type(g, end_of_line)
   Call: (202) [system] g=end_of_file
   Fail: (202) [system] g=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _1518220)
   Call: (203) [system] get_char((0x55798e5fad60), _1519150)
   Exit: (203) [system] get_char((0x55798e5fad60), i)
   Call: (203) [system] char_type(i, end_of_line)
   Fail: (203) [system] char_type(i, end_of_line)
   Call: (203) [system] i=end_of_file
   Fail: (203) [system] i=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _1524720)
   Call: (204) [system] get_char((0x55798e5fad60), _1525650)
   Exit: (204) [system] get_char((0x55798e5fad60), v)
   Call: (204) [system] char_type(v, end_of_line)
   Fail: (204) [system] char_type(v, end_of_line)
   Call: (204) [system] v=end_of_file
   Fail: (204) [system] v=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _1531220)
   Call: (205) [system] get_char((0x55798e5fad60), _1532150)
   Exit: (205) [system] get_char((0x55798e5fad60), e)
   Call: (205) [system] char_type(e, end_of_line)
   Fail: (205) [system] char_type(e, end_of_line)
   Call: (205) [system] e=end_of_file
   Fail: (205) [system] e=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _1537720)
   Call: (206) [system] get_char((0x55798e5fad60), _1538650)
   Exit: (206) [system] get_char((0x55798e5fad60), n)
   Call: (206) [system] char_type(n, end_of_line)
   Fail: (206) [system] char_type(n, end_of_line)
   Call: (206) [system] n=end_of_file
   Fail: (206) [system] n=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _1544220)
   Call: (207) [system] get_char((0x55798e5fad60), _1545150)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
   Call: (207) [system] char_type(' ', end_of_line)
   Fail: (207) [system] char_type(' ', end_of_line)
   Call: (207) [system] ' '=end_of_file
   Fail: (207) [system] ' '=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _1550720)
   Call: (208) [system] get_char((0x55798e5fad60), _1551650)
   Exit: (208) [system] get_char((0x55798e5fad60), a)
   Call: (208) [system] char_type(a, end_of_line)
   Fail: (208) [system] char_type(a, end_of_line)
   Call: (208) [system] a=end_of_file
   Fail: (208) [system] a=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _1557220)
   Call: (209) [system] get_char((0x55798e5fad60), _1558150)
   Exit: (209) [system] get_char((0x55798e5fad60), x)
   Call: (209) [system] char_type(x, end_of_line)
   Fail: (209) [system] char_type(x, end_of_line)
   Call: (209) [system] x=end_of_file
   Fail: (209) [system] x=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _1563720)
   Call: (210) [system] get_char((0x55798e5fad60), _1564650)
   Exit: (210) [system] get_char((0x55798e5fad60), i)
   Call: (210) [system] char_type(i, end_of_line)
   Fail: (210) [system] char_type(i, end_of_line)
   Call: (210) [system] i=end_of_file
   Fail: (210) [system] i=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _1570220)
   Call: (211) [system] get_char((0x55798e5fad60), _1571150)
   Exit: (211) [system] get_char((0x55798e5fad60), o)
   Call: (211) [system] char_type(o, end_of_line)
   Fail: (211) [system] char_type(o, end_of_line)
   Call: (211) [system] o=end_of_file
   Fail: (211) [system] o=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _1576720)
   Call: (212) [system] get_char((0x55798e5fad60), _1577650)
   Exit: (212) [system] get_char((0x55798e5fad60), m)
   Call: (212) [system] char_type(m, end_of_line)
   Fail: (212) [system] char_type(m, end_of_line)
   Call: (212) [system] m=end_of_file
   Fail: (212) [system] m=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _1583220)
   Call: (213) [system] get_char((0x55798e5fad60), _1584150)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
   Call: (213) [system] char_type(' ', end_of_line)
   Fail: (213) [system] char_type(' ', end_of_line)
   Call: (213) [system] ' '=end_of_file
   Fail: (213) [system] ' '=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _1589720)
   Call: (214) [system] get_char((0x55798e5fad60), _1590650)
   Exit: (214) [system] get_char((0x55798e5fad60), n)
   Call: (214) [system] char_type(n, end_of_line)
   Fail: (214) [system] char_type(n, end_of_line)
   Call: (214) [system] n=end_of_file
   Fail: (214) [system] n=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _1596220)
   Call: (215) [system] get_char((0x55798e5fad60), _1597150)
   Exit: (215) [system] get_char((0x55798e5fad60), o)
   Call: (215) [system] char_type(o, end_of_line)
   Fail: (215) [system] char_type(o, end_of_line)
   Call: (215) [system] o=end_of_file
   Fail: (215) [system] o=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _1602720)
   Call: (216) [system] get_char((0x55798e5fad60), _1603650)
   Exit: (216) [system] get_char((0x55798e5fad60), n)
   Call: (216) [system] char_type(n, end_of_line)
   Fail: (216) [system] char_type(n, end_of_line)
   Call: (216) [system] n=end_of_file
   Fail: (216) [system] n=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _1609220)
   Call: (217) [system] get_char((0x55798e5fad60), _1610150)
   Exit: (217) [system] get_char((0x55798e5fad60), -)
   Call: (217) [system] char_type(-, end_of_line)
   Fail: (217) [system] char_type(-, end_of_line)
   Call: (217) [system] (-)=end_of_file
   Fail: (217) [system] (-)=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _1615720)
   Call: (218) [system] get_char((0x55798e5fad60), _1616650)
   Exit: (218) [system] get_char((0x55798e5fad60), d)
   Call: (218) [system] char_type(d, end_of_line)
   Fail: (218) [system] char_type(d, end_of_line)
   Call: (218) [system] d=end_of_file
   Fail: (218) [system] d=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _1622220)
   Call: (219) [system] get_char((0x55798e5fad60), _1623150)
   Exit: (219) [system] get_char((0x55798e5fad60), e)
   Call: (219) [system] char_type(e, end_of_line)
   Fail: (219) [system] char_type(e, end_of_line)
   Call: (219) [system] e=end_of_file
   Fail: (219) [system] e=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _1628720)
   Call: (220) [system] get_char((0x55798e5fad60), _1629650)
   Exit: (220) [system] get_char((0x55798e5fad60), t)
   Call: (220) [system] char_type(t, end_of_line)
   Fail: (220) [system] char_type(t, end_of_line)
   Call: (220) [system] t=end_of_file
   Fail: (220) [system] t=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _1635220)
   Call: (221) [system] get_char((0x55798e5fad60), _1636150)
   Exit: (221) [system] get_char((0x55798e5fad60), e)
   Call: (221) [system] char_type(e, end_of_line)
   Fail: (221) [system] char_type(e, end_of_line)
   Call: (221) [system] e=end_of_file
   Fail: (221) [system] e=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _1641720)
   Call: (222) [system] get_char((0x55798e5fad60), _1642650)
   Exit: (222) [system] get_char((0x55798e5fad60), r)
   Call: (222) [system] char_type(r, end_of_line)
   Fail: (222) [system] char_type(r, end_of_line)
   Call: (222) [system] r=end_of_file
   Fail: (222) [system] r=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _1648220)
   Call: (223) [system] get_char((0x55798e5fad60), _1649150)
   Exit: (223) [system] get_char((0x55798e5fad60), m)
   Call: (223) [system] char_type(m, end_of_line)
   Fail: (223) [system] char_type(m, end_of_line)
   Call: (223) [system] m=end_of_file
   Fail: (223) [system] m=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _1654720)
   Call: (224) [system] get_char((0x55798e5fad60), _1655650)
   Exit: (224) [system] get_char((0x55798e5fad60), i)
   Call: (224) [system] char_type(i, end_of_line)
   Fail: (224) [system] char_type(i, end_of_line)
   Call: (224) [system] i=end_of_file
   Fail: (224) [system] i=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _1661220)
   Call: (225) [system] get_char((0x55798e5fad60), _1662150)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] char_type(n, end_of_line)
   Fail: (225) [system] char_type(n, end_of_line)
   Call: (225) [system] n=end_of_file
   Fail: (225) [system] n=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _1667720)
   Call: (226) [system] get_char((0x55798e5fad60), _1668650)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] char_type(i, end_of_line)
   Fail: (226) [system] char_type(i, end_of_line)
   Call: (226) [system] i=end_of_file
   Fail: (226) [system] i=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _1674220)
   Call: (227) [system] get_char((0x55798e5fad60), _1675150)
   Exit: (227) [system] get_char((0x55798e5fad60), s)
   Call: (227) [system] char_type(s, end_of_line)
   Fail: (227) [system] char_type(s, end_of_line)
   Call: (227) [system] s=end_of_file
   Fail: (227) [system] s=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _1680720)
   Call: (228) [system] get_char((0x55798e5fad60), _1681650)
   Exit: (228) [system] get_char((0x55798e5fad60), t)
   Call: (228) [system] char_type(t, end_of_line)
   Fail: (228) [system] char_type(t, end_of_line)
   Call: (228) [system] t=end_of_file
   Fail: (228) [system] t=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _1687220)
   Call: (229) [system] get_char((0x55798e5fad60), _1688150)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] char_type(i, end_of_line)
   Fail: (229) [system] char_type(i, end_of_line)
   Call: (229) [system] i=end_of_file
   Fail: (229) [system] i=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _1693720)
   Call: (230) [system] get_char((0x55798e5fad60), _1694650)
   Exit: (230) [system] get_char((0x55798e5fad60), c)
   Call: (230) [system] char_type(c, end_of_line)
   Fail: (230) [system] char_type(c, end_of_line)
   Call: (230) [system] c=end_of_file
   Fail: (230) [system] c=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _1700220)
   Call: (231) [system] get_char((0x55798e5fad60), _1701150)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
   Call: (231) [system] char_type(' ', end_of_line)
   Fail: (231) [system] char_type(' ', end_of_line)
   Call: (231) [system] ' '=end_of_file
   Fail: (231) [system] ' '=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _1706720)
   Call: (232) [system] get_char((0x55798e5fad60), _1707650)
   Exit: (232) [system] get_char((0x55798e5fad60), f)
   Call: (232) [system] char_type(f, end_of_line)
   Fail: (232) [system] char_type(f, end_of_line)
   Call: (232) [system] f=end_of_file
   Fail: (232) [system] f=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _1713220)
   Call: (233) [system] get_char((0x55798e5fad60), _1714150)
   Exit: (233) [system] get_char((0x55798e5fad60), u)
   Call: (233) [system] char_type(u, end_of_line)
   Fail: (233) [system] char_type(u, end_of_line)
   Call: (233) [system] u=end_of_file
   Fail: (233) [system] u=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _1719720)
   Call: (234) [system] get_char((0x55798e5fad60), _1720650)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] char_type(n, end_of_line)
   Fail: (234) [system] char_type(n, end_of_line)
   Call: (234) [system] n=end_of_file
   Fail: (234) [system] n=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _1726220)
   Call: (235) [system] get_char((0x55798e5fad60), _1727150)
   Exit: (235) [system] get_char((0x55798e5fad60), c)
   Call: (235) [system] char_type(c, end_of_line)
   Fail: (235) [system] char_type(c, end_of_line)
   Call: (235) [system] c=end_of_file
   Fail: (235) [system] c=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _1732720)
   Call: (236) [system] get_char((0x55798e5fad60), _1733650)
   Exit: (236) [system] get_char((0x55798e5fad60), t)
   Call: (236) [system] char_type(t, end_of_line)
   Fail: (236) [system] char_type(t, end_of_line)
   Call: (236) [system] t=end_of_file
   Fail: (236) [system] t=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _1739220)
   Call: (237) [system] get_char((0x55798e5fad60), _1740150)
   Exit: (237) [system] get_char((0x55798e5fad60), i)
   Call: (237) [system] char_type(i, end_of_line)
   Fail: (237) [system] char_type(i, end_of_line)
   Call: (237) [system] i=end_of_file
   Fail: (237) [system] i=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _1745720)
   Call: (238) [system] get_char((0x55798e5fad60), _1746650)
   Exit: (238) [system] get_char((0x55798e5fad60), o)
   Call: (238) [system] char_type(o, end_of_line)
   Fail: (238) [system] char_type(o, end_of_line)
   Call: (238) [system] o=end_of_file
   Fail: (238) [system] o=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _1752220)
   Call: (239) [system] get_char((0x55798e5fad60), _1753150)
   Exit: (239) [system] get_char((0x55798e5fad60), n)
   Call: (239) [system] char_type(n, end_of_line)
   Fail: (239) [system] char_type(n, end_of_line)
   Call: (239) [system] n=end_of_file
   Fail: (239) [system] n=end_of_file
^  Call: (239) [user] read_until_eol((0x55798e5fad60), _1758720)
   Call: (240) [system] get_char((0x55798e5fad60), _1759650)
   Exit: (240) [system] get_char((0x55798e5fad60), s)
   Call: (240) [system] char_type(s, end_of_line)
   Fail: (240) [system] char_type(s, end_of_line)
   Call: (240) [system] s=end_of_file
   Fail: (240) [system] s=end_of_file
^  Call: (240) [user] read_until_eol((0x55798e5fad60), _1765220)
   Call: (241) [system] get_char((0x55798e5fad60), _1766150)
   Exit: (241) [system] get_char((0x55798e5fad60), ' ')
   Call: (241) [system] char_type(' ', end_of_line)
   Fail: (241) [system] char_type(' ', end_of_line)
   Call: (241) [system] ' '=end_of_file
   Fail: (241) [system] ' '=end_of_file
^  Call: (241) [user] read_until_eol((0x55798e5fad60), _1771720)
   Call: (242) [system] get_char((0x55798e5fad60), _1772650)
   Exit: (242) [system] get_char((0x55798e5fad60), a)
   Call: (242) [system] char_type(a, end_of_line)
   Fail: (242) [system] char_type(a, end_of_line)
   Call: (242) [system] a=end_of_file
   Fail: (242) [system] a=end_of_file
^  Call: (242) [user] read_until_eol((0x55798e5fad60), _1778220)
   Call: (243) [system] get_char((0x55798e5fad60), _1779150)
   Exit: (243) [system] get_char((0x55798e5fad60), n)
   Call: (243) [system] char_type(n, end_of_line)
   Fail: (243) [system] char_type(n, end_of_line)
   Call: (243) [system] n=end_of_file
   Fail: (243) [system] n=end_of_file
^  Call: (243) [user] read_until_eol((0x55798e5fad60), _1784720)
   Call: (244) [system] get_char((0x55798e5fad60), _1785650)
   Exit: (244) [system] get_char((0x55798e5fad60), d)
   Call: (244) [system] char_type(d, end_of_line)
   Fail: (244) [system] char_type(d, end_of_line)
   Call: (244) [system] d=end_of_file
   Fail: (244) [system] d=end_of_file
^  Call: (244) [user] read_until_eol((0x55798e5fad60), _1791220)
   Call: (245) [system] get_char((0x55798e5fad60), _1792150)
   Exit: (245) [system] get_char((0x55798e5fad60), ' ')
   Call: (245) [system] char_type(' ', end_of_line)
   Fail: (245) [system] char_type(' ', end_of_line)
   Call: (245) [system] ' '=end_of_file
   Fail: (245) [system] ' '=end_of_file
^  Call: (245) [user] read_until_eol((0x55798e5fad60), _1797720)
   Call: (246) [system] get_char((0x55798e5fad60), _1798650)
   Exit: (246) [system] get_char((0x55798e5fad60), r)
   Call: (246) [system] char_type(r, end_of_line)
   Fail: (246) [system] char_type(r, end_of_line)
   Call: (246) [system] r=end_of_file
   Fail: (246) [system] r=end_of_file
^  Call: (246) [user] read_until_eol((0x55798e5fad60), _1804220)
   Call: (247) [system] get_char((0x55798e5fad60), _1805150)
   Exit: (247) [system] get_char((0x55798e5fad60), u)
   Call: (247) [system] char_type(u, end_of_line)
   Fail: (247) [system] char_type(u, end_of_line)
   Call: (247) [system] u=end_of_file
   Fail: (247) [system] u=end_of_file
^  Call: (247) [user] read_until_eol((0x55798e5fad60), _1810720)
   Call: (248) [system] get_char((0x55798e5fad60), _1811650)
   Exit: (248) [system] get_char((0x55798e5fad60), l)
   Call: (248) [system] char_type(l, end_of_line)
   Fail: (248) [system] char_type(l, end_of_line)
   Call: (248) [system] l=end_of_file
   Fail: (248) [system] l=end_of_file
^  Call: (248) [user] read_until_eol((0x55798e5fad60), _1817220)
   Call: (249) [system] get_char((0x55798e5fad60), _1818150)
   Exit: (249) [system] get_char((0x55798e5fad60), e)
   Call: (249) [system] char_type(e, end_of_line)
   Fail: (249) [system] char_type(e, end_of_line)
   Call: (249) [system] e=end_of_file
   Fail: (249) [system] e=end_of_file
^  Call: (249) [user] read_until_eol((0x55798e5fad60), _1823720)
   Call: (250) [system] get_char((0x55798e5fad60), _1824650)
   Exit: (250) [system] get_char((0x55798e5fad60), s)
   Call: (250) [system] char_type(s, end_of_line)
   Fail: (250) [system] char_type(s, end_of_line)
   Call: (250) [system] s=end_of_file
   Fail: (250) [system] s=end_of_file
^  Call: (250) [user] read_until_eol((0x55798e5fad60), _1830220)
   Call: (251) [system] get_char((0x55798e5fad60), _1831150)
   Exit: (251) [system] get_char((0x55798e5fad60), '.')
   Call: (251) [system] char_type('.', end_of_line)
   Fail: (251) [system] char_type('.', end_of_line)
   Call: (251) [system] ('.')=end_of_file
   Fail: (251) [system] ('.')=end_of_file
^  Call: (251) [user] read_until_eol((0x55798e5fad60), _1836720)
   Call: (252) [system] get_char((0x55798e5fad60), _1837650)
   Exit: (252) [system] get_char((0x55798e5fad60), '\n')
   Call: (252) [system] char_type('\n', end_of_line)
   Exit: (252) [system] char_type('\n', end_of_line)
   Call: (252) [system] _1836720=""
   Exit: (252) [system] ""=""
^  Exit: (251) [user] read_until_eol((0x55798e5fad60), "")
   Call: (251) [system] string_concat('.', "", _1830220)
   Exit: (251) [system] string_concat('.', "", ".")
^  Exit: (250) [user] read_until_eol((0x55798e5fad60), ".")
   Call: (250) [system] string_concat(s, ".", _1823720)
   Exit: (250) [system] string_concat(s, ".", "s.")
^  Exit: (249) [user] read_until_eol((0x55798e5fad60), "s.")
   Call: (249) [system] string_concat(e, "s.", _1817220)
   Exit: (249) [system] string_concat(e, "s.", "es.")
^  Exit: (248) [user] read_until_eol((0x55798e5fad60), "es.")
   Call: (248) [system] string_concat(l, "es.", _1810720)
   Exit: (248) [system] string_concat(l, "es.", "les.")
^  Exit: (247) [user] read_until_eol((0x55798e5fad60), "les.")
   Call: (247) [system] string_concat(u, "les.", _1804220)
   Exit: (247) [system] string_concat(u, "les.", "ules.")
^  Exit: (246) [user] read_until_eol((0x55798e5fad60), "ules.")
   Call: (246) [system] string_concat(r, "ules.", _1797720)
   Exit: (246) [system] string_concat(r, "ules.", "rules.")
^  Exit: (245) [user] read_until_eol((0x55798e5fad60), "rules.")
   Call: (245) [system] string_concat(' ', "rules.", _1791220)
   Exit: (245) [system] string_concat(' ', "rules.", " rules.")
^  Exit: (244) [user] read_until_eol((0x55798e5fad60), " rules.")
   Call: (244) [system] string_concat(d, " rules.", _1784720)
   Exit: (244) [system] string_concat(d, " rules.", "d rules.")
^  Exit: (243) [user] read_until_eol((0x55798e5fad60), "d rules.")
   Call: (243) [system] string_concat(n, "d rules.", _1778220)
   Exit: (243) [system] string_concat(n, "d rules.", "nd rules.")
^  Exit: (242) [user] read_until_eol((0x55798e5fad60), "nd rules.")
   Call: (242) [system] string_concat(a, "nd rules.", _1771720)
   Exit: (242) [system] string_concat(a, "nd rules.", "and rules.")
^  Exit: (241) [user] read_until_eol((0x55798e5fad60), "and rules.")
   Call: (241) [system] string_concat(' ', "and rules.", _1765220)
   Exit: (241) [system] string_concat(' ', "and rules.", " and rules.")
^  Exit: (240) [user] read_until_eol((0x55798e5fad60), " and rules.")
   Call: (240) [system] string_concat(s, " and rules.", _1758720)
   Exit: (240) [system] string_concat(s, " and rules.", "s and rules.")
^  Exit: (239) [user] read_until_eol((0x55798e5fad60), "s and rules.")
   Call: (239) [system] string_concat(n, "s and rules.", _1752220)
   Exit: (239) [system] string_concat(n, "s and rules.", "ns and rules.")
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), "ns and rules.")
   Call: (238) [system] string_concat(o, "ns and rules.", _1745720)
   Exit: (238) [system] string_concat(o, "ns and rules.", "ons and rules.")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), "ons and rules.")
   Call: (237) [system] string_concat(i, "ons and rules.", _1739220)
   Exit: (237) [system] string_concat(i, "ons and rules.", "ions and rules.")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), "ions and rules.")
   Call: (236) [system] string_concat(t, "ions and rules.", _1732720)
   Exit: (236) [system] string_concat(t, "ions and rules.", "tions and rules.")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), "tions and rules.")
   Call: (235) [system] string_concat(c, "tions and rules.", _1726220)
   Exit: (235) [system] string_concat(c, "tions and rules.", "ctions and rules.")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), "ctions and rules.")
   Call: (234) [system] string_concat(n, "ctions and rules.", _1719720)
   Exit: (234) [system] string_concat(n, "ctions and rules.", "nctions and rules.")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "nctions and rules.")
   Call: (233) [system] string_concat(u, "nctions and rules.", _1713220)
   Exit: (233) [system] string_concat(u, "nctions and rules.", "unctions and rules.")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), "unctions and rules.")
   Call: (232) [system] string_concat(f, "unctions and rules.", _1706720)
   Exit: (232) [system] string_concat(f, "unctions and rules.", "functions and rules.")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "functions and rules.")
   Call: (231) [system] string_concat(' ', "functions and rules.", _1700220)
   Exit: (231) [system] string_concat(' ', "functions and rules.", " functions and rules.")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), " functions and rules.")
   Call: (230) [system] string_concat(c, " functions and rules.", _1693720)
   Exit: (230) [system] string_concat(c, " functions and rules.", "c functions and rules.")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), "c functions and rules.")
   Call: (229) [system] string_concat(i, "c functions and rules.", _1687220)
   Exit: (229) [system] string_concat(i, "c functions and rules.", "ic functions and rules.")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), "ic functions and rules.")
   Call: (228) [system] string_concat(t, "ic functions and rules.", _1680720)
   Exit: (228) [system] string_concat(t, "ic functions and rules.", "tic functions and rules.")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "tic functions and rules.")
   Call: (227) [system] string_concat(s, "tic functions and rules.", _1674220)
   Exit: (227) [system] string_concat(s, "tic functions and rules.", "stic functions and rules.")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), "stic functions and rules.")
   Call: (226) [system] string_concat(i, "stic functions and rules.", _1667720)
   Exit: (226) [system] string_concat(i, "stic functions and rules.", "istic functions and rules.")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), "istic functions and rules.")
   Call: (225) [system] string_concat(n, "istic functions and rules.", _1661220)
   Exit: (225) [system] string_concat(n, "istic functions and rules.", "nistic functions and rules.")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "nistic functions and rules.")
   Call: (224) [system] string_concat(i, "nistic functions and rules.", _1654720)
   Exit: (224) [system] string_concat(i, "nistic functions and rules.", "inistic functions and rules.")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), "inistic functions and rules.")
   Call: (223) [system] string_concat(m, "inistic functions and rules.", _1648220)
   Exit: (223) [system] string_concat(m, "inistic functions and rules.", "ministic functions and rules.")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "ministic functions and rules.")
   Call: (222) [system] string_concat(r, "ministic functions and rules.", _1641720)
   Exit: (222) [system] string_concat(r, "ministic functions and rules.", "rministic functions and rules.")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "rministic functions and rules.")
   Call: (221) [system] string_concat(e, "rministic functions and rules.", _1635220)
   Exit: (221) [system] string_concat(e, "rministic functions and rules.", "erministic functions and rules.")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "erministic functions and rules.")
   Call: (220) [system] string_concat(t, "erministic functions and rules.", _1628720)
   Exit: (220) [system] string_concat(t, "erministic functions and rules.", "terministic functions and rules.")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "terministic functions and rules.")
   Call: (219) [system] string_concat(e, "terministic functions and rules.", _1622220)
   Exit: (219) [system] string_concat(e, "terministic functions and rules.", "eterministic functions and rules.")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "eterministic functions and rules.")
   Call: (218) [system] string_concat(d, "eterministic functions and rules.", _1615720)
   Exit: (218) [system] string_concat(d, "eterministic functions and rules.", "deterministic functions and rules.")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "deterministic functions and rules.")
   Call: (217) [system] string_concat(-, "deterministic functions and rules.", _1609220)
   Exit: (217) [system] string_concat(-, "deterministic functions and rules.", "-deterministic functions and rules.")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "-deterministic functions and rules.")
   Call: (216) [system] string_concat(n, "-deterministic functions and rules.", _1602720)
   Exit: (216) [system] string_concat(n, "-deterministic functions and rules.", "n-deterministic functions and rules.")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "n-deterministic functions and rules.")
   Call: (215) [system] string_concat(o, "n-deterministic functions and rules.", _1596220)
   Exit: (215) [system] string_concat(o, "n-deterministic functions and rules.", "on-deterministic functions and rules.")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "on-deterministic functions and rules.")
   Call: (214) [system] string_concat(n, "on-deterministic functions and rules.", _1589720)
   Exit: (214) [system] string_concat(n, "on-deterministic functions and rules.", "non-deterministic functions and rules.")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "non-deterministic functions and rules.")
   Call: (213) [system] string_concat(' ', "non-deterministic functions and rules.", _1583220)
   Exit: (213) [system] string_concat(' ', "non-deterministic functions and rules.", " non-deterministic functions and rules.")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), " non-deterministic functions and rules.")
   Call: (212) [system] string_concat(m, " non-deterministic functions and rules.", _1576720)
   Exit: (212) [system] string_concat(m, " non-deterministic functions and rules.", "m non-deterministic functions and rules.")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "m non-deterministic functions and rules.")
   Call: (211) [system] string_concat(o, "m non-deterministic functions and rules.", _1570220)
   Exit: (211) [system] string_concat(o, "m non-deterministic functions and rules.", "om non-deterministic functions and rules.")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "om non-deterministic functions and rules.")
   Call: (210) [system] string_concat(i, "om non-deterministic functions and rules.", _1563720)
   Exit: (210) [system] string_concat(i, "om non-deterministic functions and rules.", "iom non-deterministic functions and rules.")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), "iom non-deterministic functions and rules.")
   Call: (209) [system] string_concat(x, "iom non-deterministic functions and rules.", _1557220)
   Exit: (209) [system] string_concat(x, "iom non-deterministic functions and rules.", "xiom non-deterministic functions and rules.")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), "xiom non-deterministic functions and rules.")
   Call: (208) [system] string_concat(a, "xiom non-deterministic functions and rules.", _1550720)
   Exit: (208) [system] string_concat(a, "xiom non-deterministic functions and rules.", "axiom non-deterministic functions and rules.")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), "axiom non-deterministic functions and rules.")
   Call: (207) [system] string_concat(' ', "axiom non-deterministic functions and rules.", _1544220)
   Exit: (207) [system] string_concat(' ', "axiom non-deterministic functions and rules.", " axiom non-deterministic functions and rules.")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), " axiom non-deterministic functions and rules.")
   Call: (206) [system] string_concat(n, " axiom non-deterministic functions and rules.", _1537720)
   Exit: (206) [system] string_concat(n, " axiom non-deterministic functions and rules.", "n axiom non-deterministic functions and rules.")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "n axiom non-deterministic functions and rules.")
   Call: (205) [system] string_concat(e, "n axiom non-deterministic functions and rules.", _1531220)
   Exit: (205) [system] string_concat(e, "n axiom non-deterministic functions and rules.", "en axiom non-deterministic functions and rules.")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "en axiom non-deterministic functions and rules.")
   Call: (204) [system] string_concat(v, "en axiom non-deterministic functions and rules.", _1524720)
   Exit: (204) [system] string_concat(v, "en axiom non-deterministic functions and rules.", "ven axiom non-deterministic functions and rules.")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "ven axiom non-deterministic functions and rules.")
   Call: (203) [system] string_concat(i, "ven axiom non-deterministic functions and rules.", _1518220)
   Exit: (203) [system] string_concat(i, "ven axiom non-deterministic functions and rules.", "iven axiom non-deterministic functions and rules.")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), "iven axiom non-deterministic functions and rules.")
   Call: (202) [system] string_concat(g, "iven axiom non-deterministic functions and rules.", _1511720)
   Exit: (202) [system] string_concat(g, "iven axiom non-deterministic functions and rules.", "given axiom non-deterministic functions and rules.")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "given axiom non-deterministic functions and rules.")
   Call: (201) [system] string_concat(' ', "given axiom non-deterministic functions and rules.", _1505220)
   Exit: (201) [system] string_concat(' ', "given axiom non-deterministic functions and rules.", " given axiom non-deterministic functions and rules.")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), " given axiom non-deterministic functions and rules.")
   Call: (200) [system] string_concat(e, " given axiom non-deterministic functions and rules.", _1498720)
   Exit: (200) [system] string_concat(e, " given axiom non-deterministic functions and rules.", "e given axiom non-deterministic functions and rules.")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "e given axiom non-deterministic functions and rules.")
   Call: (199) [system] string_concat(h, "e given axiom non-deterministic functions and rules.", _1492220)
   Exit: (199) [system] string_concat(h, "e given axiom non-deterministic functions and rules.", "he given axiom non-deterministic functions and rules.")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "he given axiom non-deterministic functions and rules.")
   Call: (198) [system] string_concat(t, "he given axiom non-deterministic functions and rules.", _1485720)
   Exit: (198) [system] string_concat(t, "he given axiom non-deterministic functions and rules.", "the given axiom non-deterministic functions and rules.")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "the given axiom non-deterministic functions and rules.")
   Call: (197) [system] string_concat(' ', "the given axiom non-deterministic functions and rules.", _1479220)
   Exit: (197) [system] string_concat(' ', "the given axiom non-deterministic functions and rules.", " the given axiom non-deterministic functions and rules.")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), " the given axiom non-deterministic functions and rules.")
   Call: (196) [system] string_concat(g, " the given axiom non-deterministic functions and rules.", _1472720)
   Exit: (196) [system] string_concat(g, " the given axiom non-deterministic functions and rules.", "g the given axiom non-deterministic functions and rules.")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "g the given axiom non-deterministic functions and rules.")
   Call: (195) [system] string_concat(n, "g the given axiom non-deterministic functions and rules.", _1466220)
   Exit: (195) [system] string_concat(n, "g the given axiom non-deterministic functions and rules.", "ng the given axiom non-deterministic functions and rules.")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "ng the given axiom non-deterministic functions and rules.")
   Call: (194) [system] string_concat(i, "ng the given axiom non-deterministic functions and rules.", _1459720)
   Exit: (194) [system] string_concat(i, "ng the given axiom non-deterministic functions and rules.", "ing the given axiom non-deterministic functions and rules.")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "ing the given axiom non-deterministic functions and rules.")
   Call: (193) [system] string_concat(s, "ing the given axiom non-deterministic functions and rules.", _1453220)
   Exit: (193) [system] string_concat(s, "ing the given axiom non-deterministic functions and rules.", "sing the given axiom non-deterministic functions and rules.")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), "sing the given axiom non-deterministic functions and rules.")
   Call: (192) [system] string_concat(u, "sing the given axiom non-deterministic functions and rules.", _1446720)
   Exit: (192) [system] string_concat(u, "sing the given axiom non-deterministic functions and rules.", "using the given axiom non-deterministic functions and rules.")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "using the given axiom non-deterministic functions and rules.")
   Call: (191) [system] string_concat(' ', "using the given axiom non-deterministic functions and rules.", _1440220)
   Exit: (191) [system] string_concat(' ', "using the given axiom non-deterministic functions and rules.", " using the given axiom non-deterministic functions and rules.")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), " using the given axiom non-deterministic functions and rules.")
   Call: (190) [system] string_concat('\t', " using the given axiom non-deterministic functions and rules.", _1433720)
   Exit: (190) [system] string_concat('\t', " using the given axiom non-deterministic functions and rules.", "\t using the given axiom non-deterministic functions and rules.")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "\t using the given axiom non-deterministic functions and rules.")
   Call: (189) [system] string_concat('\t', "\t using the given axiom non-deterministic functions and rules.", _1427220)
   Exit: (189) [system] string_concat('\t', "\t using the given axiom non-deterministic functions and rules.", "\t\t using the given axiom non-deterministic functions and rules.")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), "\t\t using the given axiom non-deterministic functions and rules.")
   Call: (188) [system] string_concat(;, "\t\t using the given axiom non-deterministic functions and rules.", _1420720)
   Exit: (188) [system] string_concat(;, "\t\t using the given axiom non-deterministic functions and rules.", ";\t\t using the given axiom non-deterministic functions and rules.")
^  Exit: (187) [user] read_until_eol((0x55798e5fad60), ";\t\t using the given axiom non-deterministic functions and rules.")
   Call: (187) [system] string_concat(;, ";\t\t using the given axiom non-deterministic functions and rules.", _1414220)
   Exit: (187) [system] string_concat(;, ";\t\t using the given axiom non-deterministic functions and rules.", ";;\t\t using the given axiom non-deterministic functions and rules.")
^  Exit: (186) [user] read_until_eol((0x55798e5fad60), ";;\t\t using the given axiom non-deterministic functions and rules.")
^  Call: (186) [user] assertz(metta_file_comment(21, 0, 541, '$COMMENT'(";;\t\t using the given axiom non-deterministic functions and rules.", 21, 0), '$stream_position'(541, 21, 0, 541)))
^  Exit: (186) [user] assertz(metta_file_comment(21, 0, 541, '$COMMENT'(";;\t\t using the given axiom non-deterministic functions and rules.", 21, 0), '$stream_position'(541, 21, 0, 541)))
^  Exit: (185) [user] read_comment((0x55798e5fad60))
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _2030248)
   Exit: (186) [system] peek_char((0x55798e5fad60), ;)
   Call: (186) [system] (;)=(;)
   Exit: (186) [system] (;)=(;)
^  Call: (186) [user] read_comment((0x55798e5fad60))
^  Call: (187) [user] read_position((0x55798e5fad60), _2034886, _2034888, _2034890, _2034892)
   Call: (188) [system] stream_property((0x55798e5fad60), position(_2034892))
   Call: (189) [system] nonvar((0x55798e5fad60))
   Exit: (189) [system] nonvar((0x55798e5fad60))
   Call: (189) [system] nonvar(position(_2034892))
   Exit: (189) [system] nonvar(position(_2034892))
   Exit: (188) [system] stream_property((0x55798e5fad60), position('$stream_position'(607, 22, 0, 607)))
   Call: (188) [$syspreds] stream_position_data(line_count, '$stream_position'(607, 22, 0, 607), _2034886)
   Call: (189) [system] nonvar(line_count)
   Exit: (189) [system] nonvar(line_count)
   Call: (189) [$syspreds] stream_position_field(line_count, _2044180)
   Exit: (189) [$syspreds] stream_position_field(line_count, 2)
   Call: (189) [system] arg(2, '$stream_position'(607, 22, 0, 607), _2034886)
   Exit: (189) [system] arg(2, '$stream_position'(607, 22, 0, 607), 22)
   Exit: (188) [$syspreds] stream_position_data(line_count, '$stream_position'(607, 22, 0, 607), 22)
   Call: (188) [$syspreds] stream_position_data(line_position, '$stream_position'(607, 22, 0, 607), _2034888)
   Call: (189) [system] nonvar(line_position)
   Exit: (189) [system] nonvar(line_position)
   Call: (189) [$syspreds] stream_position_field(line_position, _2051614)
   Exit: (189) [$syspreds] stream_position_field(line_position, 3)
   Call: (189) [system] arg(3, '$stream_position'(607, 22, 0, 607), _2034888)
   Exit: (189) [system] arg(3, '$stream_position'(607, 22, 0, 607), 0)
   Exit: (188) [$syspreds] stream_position_data(line_position, '$stream_position'(607, 22, 0, 607), 0)
   Call: (188) [$syspreds] stream_position_data(char_count, '$stream_position'(607, 22, 0, 607), _2034890)
   Call: (189) [system] nonvar(char_count)
   Exit: (189) [system] nonvar(char_count)
   Call: (189) [$syspreds] stream_position_field(char_count, _2059048)
   Exit: (189) [$syspreds] stream_position_field(char_count, 1)
   Call: (189) [system] arg(1, '$stream_position'(607, 22, 0, 607), _2034890)
   Exit: (189) [system] arg(1, '$stream_position'(607, 22, 0, 607), 607)
   Exit: (188) [$syspreds] stream_position_data(char_count, '$stream_position'(607, 22, 0, 607), 607)
^  Exit: (187) [user] read_position((0x55798e5fad60), 22, 0, 607, '$stream_position'(607, 22, 0, 607))
^  Call: (187) [user] read_until_eol((0x55798e5fad60), _2064642)
   Call: (188) [system] get_char((0x55798e5fad60), _2065572)
   Exit: (188) [system] get_char((0x55798e5fad60), ;)
   Call: (188) [system] char_type(;, end_of_line)
   Fail: (188) [system] char_type(;, end_of_line)
   Call: (188) [system] (;)=end_of_file
   Fail: (188) [system] (;)=end_of_file
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _2071142)
   Call: (189) [system] get_char((0x55798e5fad60), _2072072)
   Exit: (189) [system] get_char((0x55798e5fad60), ;)
   Call: (189) [system] char_type(;, end_of_line)
   Fail: (189) [system] char_type(;, end_of_line)
   Call: (189) [system] (;)=end_of_file
   Fail: (189) [system] (;)=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _2077642)
   Call: (190) [system] get_char((0x55798e5fad60), _2078572)
   Exit: (190) [system] get_char((0x55798e5fad60), '\n')
   Call: (190) [system] char_type('\n', end_of_line)
   Exit: (190) [system] char_type('\n', end_of_line)
   Call: (190) [system] _2077642=""
   Exit: (190) [system] ""=""
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "")
   Call: (189) [system] string_concat(;, "", _2071142)
   Exit: (189) [system] string_concat(;, "", ";")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), ";")
   Call: (188) [system] string_concat(;, ";", _2064642)
   Exit: (188) [system] string_concat(;, ";", ";;")
^  Exit: (187) [user] read_until_eol((0x55798e5fad60), ";;")
^  Call: (187) [user] assertz(metta_file_comment(22, 0, 607, '$COMMENT'(";;", 22, 0), '$stream_position'(607, 22, 0, 607)))
^  Exit: (187) [user] assertz(metta_file_comment(22, 0, 607, '$COMMENT'(";;", 22, 0), '$stream_position'(607, 22, 0, 607)))
^  Exit: (186) [user] read_comment((0x55798e5fad60))
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _2094400)
   Exit: (187) [system] peek_char((0x55798e5fad60), ;)
   Call: (187) [system] (;)=(;)
   Exit: (187) [system] (;)=(;)
^  Call: (187) [user] read_comment((0x55798e5fad60))
^  Call: (188) [user] read_position((0x55798e5fad60), _5606, _5608, _5610, _5612)
   Call: (189) [system] stream_property((0x55798e5fad60), position(_5612))
   Call: (190) [system] nonvar((0x55798e5fad60))
   Exit: (190) [system] nonvar((0x55798e5fad60))
   Call: (190) [system] nonvar(position(_5612))
   Exit: (190) [system] nonvar(position(_5612))
   Exit: (189) [system] stream_property((0x55798e5fad60), position('$stream_position'(610, 23, 0, 610)))
   Call: (189) [$syspreds] stream_position_data(line_count, '$stream_position'(610, 23, 0, 610), _5606)
   Call: (190) [system] nonvar(line_count)
   Exit: (190) [system] nonvar(line_count)
   Call: (190) [$syspreds] stream_position_field(line_count, _14900)
   Exit: (190) [$syspreds] stream_position_field(line_count, 2)
   Call: (190) [system] arg(2, '$stream_position'(610, 23, 0, 610), _5606)
   Exit: (190) [system] arg(2, '$stream_position'(610, 23, 0, 610), 23)
   Exit: (189) [$syspreds] stream_position_data(line_count, '$stream_position'(610, 23, 0, 610), 23)
   Call: (189) [$syspreds] stream_position_data(line_position, '$stream_position'(610, 23, 0, 610), _5608)
   Call: (190) [system] nonvar(line_position)
   Exit: (190) [system] nonvar(line_position)
   Call: (190) [$syspreds] stream_position_field(line_position, _22334)
   Exit: (190) [$syspreds] stream_position_field(line_position, 3)
   Call: (190) [system] arg(3, '$stream_position'(610, 23, 0, 610), _5608)
   Exit: (190) [system] arg(3, '$stream_position'(610, 23, 0, 610), 0)
   Exit: (189) [$syspreds] stream_position_data(line_position, '$stream_position'(610, 23, 0, 610), 0)
   Call: (189) [$syspreds] stream_position_data(char_count, '$stream_position'(610, 23, 0, 610), _5610)
   Call: (190) [system] nonvar(char_count)
   Exit: (190) [system] nonvar(char_count)
   Call: (190) [$syspreds] stream_position_field(char_count, _29768)
   Exit: (190) [$syspreds] stream_position_field(char_count, 1)
   Call: (190) [system] arg(1, '$stream_position'(610, 23, 0, 610), _5610)
   Exit: (190) [system] arg(1, '$stream_position'(610, 23, 0, 610), 610)
   Exit: (189) [$syspreds] stream_position_data(char_count, '$stream_position'(610, 23, 0, 610), 610)
^  Exit: (188) [user] read_position((0x55798e5fad60), 23, 0, 610, '$stream_position'(610, 23, 0, 610))
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _35362)
   Call: (189) [system] get_char((0x55798e5fad60), _36292)
   Exit: (189) [system] get_char((0x55798e5fad60), ;)
   Call: (189) [system] char_type(;, end_of_line)
   Fail: (189) [system] char_type(;, end_of_line)
   Call: (189) [system] (;)=end_of_file
   Fail: (189) [system] (;)=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _41862)
   Call: (190) [system] get_char((0x55798e5fad60), _42792)
   Exit: (190) [system] get_char((0x55798e5fad60), ;)
   Call: (190) [system] char_type(;, end_of_line)
   Fail: (190) [system] char_type(;, end_of_line)
   Call: (190) [system] (;)=end_of_file
   Fail: (190) [system] (;)=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _48362)
   Call: (191) [system] get_char((0x55798e5fad60), _49292)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
   Call: (191) [system] char_type(' ', end_of_line)
   Fail: (191) [system] char_type(' ', end_of_line)
   Call: (191) [system] ' '=end_of_file
   Fail: (191) [system] ' '=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _54862)
   Call: (192) [system] get_char((0x55798e5fad60), _55792)
   Exit: (192) [system] get_char((0x55798e5fad60), 'T')
   Call: (192) [system] char_type('T', end_of_line)
   Fail: (192) [system] char_type('T', end_of_line)
   Call: (192) [system] 'T'=end_of_file
   Fail: (192) [system] 'T'=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _61362)
   Call: (193) [system] get_char((0x55798e5fad60), _62292)
   Exit: (193) [system] get_char((0x55798e5fad60), h)
   Call: (193) [system] char_type(h, end_of_line)
   Fail: (193) [system] char_type(h, end_of_line)
   Call: (193) [system] h=end_of_file
   Fail: (193) [system] h=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _67862)
   Call: (194) [system] get_char((0x55798e5fad60), _68792)
   Exit: (194) [system] get_char((0x55798e5fad60), e)
   Call: (194) [system] char_type(e, end_of_line)
   Fail: (194) [system] char_type(e, end_of_line)
   Call: (194) [system] e=end_of_file
   Fail: (194) [system] e=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _74362)
   Call: (195) [system] get_char((0x55798e5fad60), _75292)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
   Call: (195) [system] char_type(' ', end_of_line)
   Fail: (195) [system] char_type(' ', end_of_line)
   Call: (195) [system] ' '=end_of_file
   Fail: (195) [system] ' '=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _80862)
   Call: (196) [system] get_char((0x55798e5fad60), _81792)
   Exit: (196) [system] get_char((0x55798e5fad60), a)
   Call: (196) [system] char_type(a, end_of_line)
   Fail: (196) [system] char_type(a, end_of_line)
   Call: (196) [system] a=end_of_file
   Fail: (196) [system] a=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _87362)
   Call: (197) [system] get_char((0x55798e5fad60), _88292)
   Exit: (197) [system] get_char((0x55798e5fad60), r)
   Call: (197) [system] char_type(r, end_of_line)
   Fail: (197) [system] char_type(r, end_of_line)
   Call: (197) [system] r=end_of_file
   Fail: (197) [system] r=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _93862)
   Call: (198) [system] get_char((0x55798e5fad60), _94792)
   Exit: (198) [system] get_char((0x55798e5fad60), g)
   Call: (198) [system] char_type(g, end_of_line)
   Fail: (198) [system] char_type(g, end_of_line)
   Call: (198) [system] g=end_of_file
   Fail: (198) [system] g=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _100362)
   Call: (199) [system] get_char((0x55798e5fad60), _101292)
   Exit: (199) [system] get_char((0x55798e5fad60), u)
   Call: (199) [system] char_type(u, end_of_line)
   Fail: (199) [system] char_type(u, end_of_line)
   Call: (199) [system] u=end_of_file
   Fail: (199) [system] u=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _106862)
   Call: (200) [system] get_char((0x55798e5fad60), _107792)
   Exit: (200) [system] get_char((0x55798e5fad60), m)
   Call: (200) [system] char_type(m, end_of_line)
   Fail: (200) [system] char_type(m, end_of_line)
   Call: (200) [system] m=end_of_file
   Fail: (200) [system] m=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _113362)
   Call: (201) [system] get_char((0x55798e5fad60), _114292)
   Exit: (201) [system] get_char((0x55798e5fad60), e)
   Call: (201) [system] char_type(e, end_of_line)
   Fail: (201) [system] char_type(e, end_of_line)
   Call: (201) [system] e=end_of_file
   Fail: (201) [system] e=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _119862)
   Call: (202) [system] get_char((0x55798e5fad60), _120792)
   Exit: (202) [system] get_char((0x55798e5fad60), n)
   Call: (202) [system] char_type(n, end_of_line)
   Fail: (202) [system] char_type(n, end_of_line)
   Call: (202) [system] n=end_of_file
   Fail: (202) [system] n=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _126362)
   Call: (203) [system] get_char((0x55798e5fad60), _127292)
   Exit: (203) [system] get_char((0x55798e5fad60), t)
   Call: (203) [system] char_type(t, end_of_line)
   Fail: (203) [system] char_type(t, end_of_line)
   Call: (203) [system] t=end_of_file
   Fail: (203) [system] t=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _132862)
   Call: (204) [system] get_char((0x55798e5fad60), _133792)
   Exit: (204) [system] get_char((0x55798e5fad60), s)
   Call: (204) [system] char_type(s, end_of_line)
   Fail: (204) [system] char_type(s, end_of_line)
   Call: (204) [system] s=end_of_file
   Fail: (204) [system] s=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _139362)
   Call: (205) [system] get_char((0x55798e5fad60), _140292)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
   Call: (205) [system] char_type(' ', end_of_line)
   Fail: (205) [system] char_type(' ', end_of_line)
   Call: (205) [system] ' '=end_of_file
   Fail: (205) [system] ' '=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _145862)
   Call: (206) [system] get_char((0x55798e5fad60), _146792)
   Exit: (206) [system] get_char((0x55798e5fad60), a)
   Call: (206) [system] char_type(a, end_of_line)
   Fail: (206) [system] char_type(a, end_of_line)
   Call: (206) [system] a=end_of_file
   Fail: (206) [system] a=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _152362)
   Call: (207) [system] get_char((0x55798e5fad60), _153292)
   Exit: (207) [system] get_char((0x55798e5fad60), r)
   Call: (207) [system] char_type(r, end_of_line)
   Fail: (207) [system] char_type(r, end_of_line)
   Call: (207) [system] r=end_of_file
   Fail: (207) [system] r=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _158862)
   Call: (208) [system] get_char((0x55798e5fad60), _159792)
   Exit: (208) [system] get_char((0x55798e5fad60), e)
   Call: (208) [system] char_type(e, end_of_line)
   Fail: (208) [system] char_type(e, end_of_line)
   Call: (208) [system] e=end_of_file
   Fail: (208) [system] e=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _165362)
   Call: (209) [system] get_char((0x55798e5fad60), _166292)
   Exit: (209) [system] get_char((0x55798e5fad60), :)
   Call: (209) [system] char_type(:, end_of_line)
   Fail: (209) [system] char_type(:, end_of_line)
   Call: (209) [system] (:)=end_of_file
   Fail: (209) [system] (:)=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _171862)
   Call: (210) [system] get_char((0x55798e5fad60), _172792)
   Exit: (210) [system] get_char((0x55798e5fad60), '\n')
   Call: (210) [system] char_type('\n', end_of_line)
   Exit: (210) [system] char_type('\n', end_of_line)
   Call: (210) [system] _171862=""
   Exit: (210) [system] ""=""
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), "")
   Call: (209) [system] string_concat(:, "", _165362)
   Exit: (209) [system] string_concat(:, "", ":")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), ":")
   Call: (208) [system] string_concat(e, ":", _158862)
   Exit: (208) [system] string_concat(e, ":", "e:")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), "e:")
   Call: (207) [system] string_concat(r, "e:", _152362)
   Exit: (207) [system] string_concat(r, "e:", "re:")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "re:")
   Call: (206) [system] string_concat(a, "re:", _145862)
   Exit: (206) [system] string_concat(a, "re:", "are:")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "are:")
   Call: (205) [system] string_concat(' ', "are:", _139362)
   Exit: (205) [system] string_concat(' ', "are:", " are:")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), " are:")
   Call: (204) [system] string_concat(s, " are:", _132862)
   Exit: (204) [system] string_concat(s, " are:", "s are:")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "s are:")
   Call: (203) [system] string_concat(t, "s are:", _126362)
   Exit: (203) [system] string_concat(t, "s are:", "ts are:")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), "ts are:")
   Call: (202) [system] string_concat(n, "ts are:", _119862)
   Exit: (202) [system] string_concat(n, "ts are:", "nts are:")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "nts are:")
   Call: (201) [system] string_concat(e, "nts are:", _113362)
   Exit: (201) [system] string_concat(e, "nts are:", "ents are:")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "ents are:")
   Call: (200) [system] string_concat(m, "ents are:", _106862)
   Exit: (200) [system] string_concat(m, "ents are:", "ments are:")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "ments are:")
   Call: (199) [system] string_concat(u, "ments are:", _100362)
   Exit: (199) [system] string_concat(u, "ments are:", "uments are:")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "uments are:")
   Call: (198) [system] string_concat(g, "uments are:", _93862)
   Exit: (198) [system] string_concat(g, "uments are:", "guments are:")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "guments are:")
   Call: (197) [system] string_concat(r, "guments are:", _87362)
   Exit: (197) [system] string_concat(r, "guments are:", "rguments are:")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "rguments are:")
   Call: (196) [system] string_concat(a, "rguments are:", _80862)
   Exit: (196) [system] string_concat(a, "rguments are:", "arguments are:")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "arguments are:")
   Call: (195) [system] string_concat(' ', "arguments are:", _74362)
   Exit: (195) [system] string_concat(' ', "arguments are:", " arguments are:")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), " arguments are:")
   Call: (194) [system] string_concat(e, " arguments are:", _67862)
   Exit: (194) [system] string_concat(e, " arguments are:", "e arguments are:")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "e arguments are:")
   Call: (193) [system] string_concat(h, "e arguments are:", _61362)
   Exit: (193) [system] string_concat(h, "e arguments are:", "he arguments are:")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), "he arguments are:")
   Call: (192) [system] string_concat('T', "he arguments are:", _54862)
   Exit: (192) [system] string_concat('T', "he arguments are:", "The arguments are:")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "The arguments are:")
   Call: (191) [system] string_concat(' ', "The arguments are:", _48362)
   Exit: (191) [system] string_concat(' ', "The arguments are:", " The arguments are:")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), " The arguments are:")
   Call: (190) [system] string_concat(;, " The arguments are:", _41862)
   Exit: (190) [system] string_concat(;, " The arguments are:", "; The arguments are:")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "; The arguments are:")
   Call: (189) [system] string_concat(;, "; The arguments are:", _35362)
   Exit: (189) [system] string_concat(;, "; The arguments are:", ";; The arguments are:")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), ";; The arguments are:")
^  Call: (188) [user] assertz(metta_file_comment(23, 0, 610, '$COMMENT'(";; The arguments are:", 23, 0), '$stream_position'(610, 23, 0, 610)))
^  Exit: (188) [user] assertz(metta_file_comment(23, 0, 610, '$COMMENT'(";; The arguments are:", 23, 0), '$stream_position'(610, 23, 0, 610)))
^  Exit: (187) [user] read_comment((0x55798e5fad60))
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _241826)
   Exit: (188) [system] peek_char((0x55798e5fad60), ;)
   Call: (188) [system] (;)=(;)
   Exit: (188) [system] (;)=(;)
^  Call: (188) [user] read_comment((0x55798e5fad60))
^  Call: (189) [user] read_position((0x55798e5fad60), _246464, _246466, _246468, _246470)
   Call: (190) [system] stream_property((0x55798e5fad60), position(_246470))
   Call: (191) [system] nonvar((0x55798e5fad60))
   Exit: (191) [system] nonvar((0x55798e5fad60))
   Call: (191) [system] nonvar(position(_246470))
   Exit: (191) [system] nonvar(position(_246470))
   Exit: (190) [system] stream_property((0x55798e5fad60), position('$stream_position'(632, 24, 0, 632)))
   Call: (190) [$syspreds] stream_position_data(line_count, '$stream_position'(632, 24, 0, 632), _246464)
   Call: (191) [system] nonvar(line_count)
   Exit: (191) [system] nonvar(line_count)
   Call: (191) [$syspreds] stream_position_field(line_count, _255758)
   Exit: (191) [$syspreds] stream_position_field(line_count, 2)
   Call: (191) [system] arg(2, '$stream_position'(632, 24, 0, 632), _246464)
   Exit: (191) [system] arg(2, '$stream_position'(632, 24, 0, 632), 24)
   Exit: (190) [$syspreds] stream_position_data(line_count, '$stream_position'(632, 24, 0, 632), 24)
   Call: (190) [$syspreds] stream_position_data(line_position, '$stream_position'(632, 24, 0, 632), _246466)
   Call: (191) [system] nonvar(line_position)
   Exit: (191) [system] nonvar(line_position)
   Call: (191) [$syspreds] stream_position_field(line_position, _263192)
   Exit: (191) [$syspreds] stream_position_field(line_position, 3)
   Call: (191) [system] arg(3, '$stream_position'(632, 24, 0, 632), _246466)
   Exit: (191) [system] arg(3, '$stream_position'(632, 24, 0, 632), 0)
   Exit: (190) [$syspreds] stream_position_data(line_position, '$stream_position'(632, 24, 0, 632), 0)
   Call: (190) [$syspreds] stream_position_data(char_count, '$stream_position'(632, 24, 0, 632), _246468)
   Call: (191) [system] nonvar(char_count)
   Exit: (191) [system] nonvar(char_count)
   Call: (191) [$syspreds] stream_position_field(char_count, _270626)
   Exit: (191) [$syspreds] stream_position_field(char_count, 1)
   Call: (191) [system] arg(1, '$stream_position'(632, 24, 0, 632), _246468)
   Exit: (191) [system] arg(1, '$stream_position'(632, 24, 0, 632), 632)
   Exit: (190) [$syspreds] stream_position_data(char_count, '$stream_position'(632, 24, 0, 632), 632)
^  Exit: (189) [user] read_position((0x55798e5fad60), 24, 0, 632, '$stream_position'(632, 24, 0, 632))
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _276220)
   Call: (190) [system] get_char((0x55798e5fad60), _277150)
   Exit: (190) [system] get_char((0x55798e5fad60), ;)
   Call: (190) [system] char_type(;, end_of_line)
   Fail: (190) [system] char_type(;, end_of_line)
   Call: (190) [system] (;)=end_of_file
   Fail: (190) [system] (;)=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _282720)
   Call: (191) [system] get_char((0x55798e5fad60), _283650)
   Exit: (191) [system] get_char((0x55798e5fad60), ;)
   Call: (191) [system] char_type(;, end_of_line)
   Fail: (191) [system] char_type(;, end_of_line)
   Call: (191) [system] (;)=end_of_file
   Fail: (191) [system] (;)=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _289220)
   Call: (192) [system] get_char((0x55798e5fad60), _290150)
   Exit: (192) [system] get_char((0x55798e5fad60), '\n')
   Call: (192) [system] char_type('\n', end_of_line)
   Exit: (192) [system] char_type('\n', end_of_line)
   Call: (192) [system] _289220=""
   Exit: (192) [system] ""=""
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "")
   Call: (191) [system] string_concat(;, "", _282720)
   Exit: (191) [system] string_concat(;, "", ";")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), ";")
   Call: (190) [system] string_concat(;, ";", _276220)
   Exit: (190) [system] string_concat(;, ";", ";;")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), ";;")
^  Call: (189) [user] assertz(metta_file_comment(24, 0, 632, '$COMMENT'(";;", 24, 0), '$stream_position'(632, 24, 0, 632)))
^  Exit: (189) [user] assertz(metta_file_comment(24, 0, 632, '$COMMENT'(";;", 24, 0), '$stream_position'(632, 24, 0, 632)))
^  Exit: (188) [user] read_comment((0x55798e5fad60))
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _305978)
   Exit: (189) [system] peek_char((0x55798e5fad60), ;)
   Call: (189) [system] (;)=(;)
   Exit: (189) [system] (;)=(;)
^  Call: (189) [user] read_comment((0x55798e5fad60))
^  Call: (190) [user] read_position((0x55798e5fad60), _310616, _310618, _310620, _310622)
   Call: (191) [system] stream_property((0x55798e5fad60), position(_310622))
   Call: (192) [system] nonvar((0x55798e5fad60))
   Exit: (192) [system] nonvar((0x55798e5fad60))
   Call: (192) [system] nonvar(position(_310622))
   Exit: (192) [system] nonvar(position(_310622))
   Exit: (191) [system] stream_property((0x55798e5fad60), position('$stream_position'(635, 25, 0, 635)))
   Call: (191) [$syspreds] stream_position_data(line_count, '$stream_position'(635, 25, 0, 635), _310616)
   Call: (192) [system] nonvar(line_count)
   Exit: (192) [system] nonvar(line_count)
   Call: (192) [$syspreds] stream_position_field(line_count, _319910)
   Exit: (192) [$syspreds] stream_position_field(line_count, 2)
   Call: (192) [system] arg(2, '$stream_position'(635, 25, 0, 635), _310616)
   Exit: (192) [system] arg(2, '$stream_position'(635, 25, 0, 635), 25)
   Exit: (191) [$syspreds] stream_position_data(line_count, '$stream_position'(635, 25, 0, 635), 25)
   Call: (191) [$syspreds] stream_position_data(line_position, '$stream_position'(635, 25, 0, 635), _310618)
   Call: (192) [system] nonvar(line_position)
   Exit: (192) [system] nonvar(line_position)
   Call: (192) [$syspreds] stream_position_field(line_position, _327344)
   Exit: (192) [$syspreds] stream_position_field(line_position, 3)
   Call: (192) [system] arg(3, '$stream_position'(635, 25, 0, 635), _310618)
   Exit: (192) [system] arg(3, '$stream_position'(635, 25, 0, 635), 0)
   Exit: (191) [$syspreds] stream_position_data(line_position, '$stream_position'(635, 25, 0, 635), 0)
   Call: (191) [$syspreds] stream_position_data(char_count, '$stream_position'(635, 25, 0, 635), _310620)
   Call: (192) [system] nonvar(char_count)
   Exit: (192) [system] nonvar(char_count)
   Call: (192) [$syspreds] stream_position_field(char_count, _334778)
   Exit: (192) [$syspreds] stream_position_field(char_count, 1)
   Call: (192) [system] arg(1, '$stream_position'(635, 25, 0, 635), _310620)
   Exit: (192) [system] arg(1, '$stream_position'(635, 25, 0, 635), 635)
   Exit: (191) [$syspreds] stream_position_data(char_count, '$stream_position'(635, 25, 0, 635), 635)
^  Exit: (190) [user] read_position((0x55798e5fad60), 25, 0, 635, '$stream_position'(635, 25, 0, 635))
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _340372)
   Call: (191) [system] get_char((0x55798e5fad60), _341302)
   Exit: (191) [system] get_char((0x55798e5fad60), ;)
   Call: (191) [system] char_type(;, end_of_line)
   Fail: (191) [system] char_type(;, end_of_line)
   Call: (191) [system] (;)=end_of_file
   Fail: (191) [system] (;)=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _346872)
   Call: (192) [system] get_char((0x55798e5fad60), _347802)
   Exit: (192) [system] get_char((0x55798e5fad60), ;)
   Call: (192) [system] char_type(;, end_of_line)
   Fail: (192) [system] char_type(;, end_of_line)
   Call: (192) [system] (;)=end_of_file
   Fail: (192) [system] (;)=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _353372)
   Call: (193) [system] get_char((0x55798e5fad60), _354302)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
   Call: (193) [system] char_type(' ', end_of_line)
   Fail: (193) [system] char_type(' ', end_of_line)
   Call: (193) [system] ' '=end_of_file
   Fail: (193) [system] ' '=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _359872)
   Call: (194) [system] get_char((0x55798e5fad60), _360802)
   Exit: (194) [system] get_char((0x55798e5fad60), $)
   Call: (194) [system] char_type($, end_of_line)
   Fail: (194) [system] char_type($, end_of_line)
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _366372)
   Call: (195) [system] get_char((0x55798e5fad60), _367302)
   Exit: (195) [system] get_char((0x55798e5fad60), q)
   Call: (195) [system] char_type(q, end_of_line)
   Fail: (195) [system] char_type(q, end_of_line)
   Call: (195) [system] q=end_of_file
   Fail: (195) [system] q=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _372872)
   Call: (196) [system] get_char((0x55798e5fad60), _373802)
   Exit: (196) [system] get_char((0x55798e5fad60), u)
   Call: (196) [system] char_type(u, end_of_line)
   Fail: (196) [system] char_type(u, end_of_line)
   Call: (196) [system] u=end_of_file
   Fail: (196) [system] u=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _379372)
   Call: (197) [system] get_char((0x55798e5fad60), _380302)
   Exit: (197) [system] get_char((0x55798e5fad60), e)
   Call: (197) [system] char_type(e, end_of_line)
   Fail: (197) [system] char_type(e, end_of_line)
   Call: (197) [system] e=end_of_file
   Fail: (197) [system] e=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _385872)
   Call: (198) [system] get_char((0x55798e5fad60), _386802)
   Exit: (198) [system] get_char((0x55798e5fad60), r)
   Call: (198) [system] char_type(r, end_of_line)
   Fail: (198) [system] char_type(r, end_of_line)
   Call: (198) [system] r=end_of_file
   Fail: (198) [system] r=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _392372)
   Call: (199) [system] get_char((0x55798e5fad60), _393302)
   Exit: (199) [system] get_char((0x55798e5fad60), y)
   Call: (199) [system] char_type(y, end_of_line)
   Fail: (199) [system] char_type(y, end_of_line)
   Call: (199) [system] y=end_of_file
   Fail: (199) [system] y=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _398872)
   Call: (200) [system] get_char((0x55798e5fad60), _399802)
   Exit: (200) [system] get_char((0x55798e5fad60), :)
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _405372)
   Call: (201) [system] get_char((0x55798e5fad60), _406302)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
   Call: (201) [system] char_type(' ', end_of_line)
   Fail: (201) [system] char_type(' ', end_of_line)
   Call: (201) [system] ' '=end_of_file
   Fail: (201) [system] ' '=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _411872)
   Call: (202) [system] get_char((0x55798e5fad60), _412802)
   Exit: (202) [system] get_char((0x55798e5fad60), a)
   Call: (202) [system] char_type(a, end_of_line)
   Fail: (202) [system] char_type(a, end_of_line)
   Call: (202) [system] a=end_of_file
   Fail: (202) [system] a=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _418372)
   Call: (203) [system] get_char((0x55798e5fad60), _419302)
   Exit: (203) [system] get_char((0x55798e5fad60), n)
   Call: (203) [system] char_type(n, end_of_line)
   Fail: (203) [system] char_type(n, end_of_line)
   Call: (203) [system] n=end_of_file
   Fail: (203) [system] n=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _424872)
   Call: (204) [system] get_char((0x55798e5fad60), _425802)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
   Call: (204) [system] char_type(' ', end_of_line)
   Fail: (204) [system] char_type(' ', end_of_line)
   Call: (204) [system] ' '=end_of_file
   Fail: (204) [system] ' '=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _431372)
   Call: (205) [system] get_char((0x55798e5fad60), _432302)
   Exit: (205) [system] get_char((0x55798e5fad60), 'A')
   Call: (205) [system] char_type('A', end_of_line)
   Fail: (205) [system] char_type('A', end_of_line)
   Call: (205) [system] 'A'=end_of_file
   Fail: (205) [system] 'A'=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _437872)
   Call: (206) [system] get_char((0x55798e5fad60), _438802)
   Exit: (206) [system] get_char((0x55798e5fad60), t)
   Call: (206) [system] char_type(t, end_of_line)
   Fail: (206) [system] char_type(t, end_of_line)
   Call: (206) [system] t=end_of_file
   Fail: (206) [system] t=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _444372)
   Call: (207) [system] get_char((0x55798e5fad60), _445302)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] char_type(o, end_of_line)
   Fail: (207) [system] char_type(o, end_of_line)
   Call: (207) [system] o=end_of_file
   Fail: (207) [system] o=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _450872)
   Call: (208) [system] get_char((0x55798e5fad60), _451802)
   Exit: (208) [system] get_char((0x55798e5fad60), m)
   Call: (208) [system] char_type(m, end_of_line)
   Fail: (208) [system] char_type(m, end_of_line)
   Call: (208) [system] m=end_of_file
   Fail: (208) [system] m=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _457372)
   Call: (209) [system] get_char((0x55798e5fad60), _458302)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
   Call: (209) [system] char_type(' ', end_of_line)
   Fail: (209) [system] char_type(' ', end_of_line)
   Call: (209) [system] ' '=end_of_file
   Fail: (209) [system] ' '=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _463872)
   Call: (210) [system] get_char((0x55798e5fad60), _464802)
   Exit: (210) [system] get_char((0x55798e5fad60), u)
   Call: (210) [system] char_type(u, end_of_line)
   Fail: (210) [system] char_type(u, end_of_line)
   Call: (210) [system] u=end_of_file
   Fail: (210) [system] u=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _470372)
   Call: (211) [system] get_char((0x55798e5fad60), _471302)
   Exit: (211) [system] get_char((0x55798e5fad60), n)
   Call: (211) [system] char_type(n, end_of_line)
   Fail: (211) [system] char_type(n, end_of_line)
   Call: (211) [system] n=end_of_file
   Fail: (211) [system] n=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _476872)
   Call: (212) [system] get_char((0x55798e5fad60), _477802)
   Exit: (212) [system] get_char((0x55798e5fad60), d)
   Call: (212) [system] char_type(d, end_of_line)
   Fail: (212) [system] char_type(d, end_of_line)
   Call: (212) [system] d=end_of_file
   Fail: (212) [system] d=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _483372)
   Call: (213) [system] get_char((0x55798e5fad60), _484302)
   Exit: (213) [system] get_char((0x55798e5fad60), e)
   Call: (213) [system] char_type(e, end_of_line)
   Fail: (213) [system] char_type(e, end_of_line)
   Call: (213) [system] e=end_of_file
   Fail: (213) [system] e=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _489872)
   Call: (214) [system] get_char((0x55798e5fad60), _490802)
   Exit: (214) [system] get_char((0x55798e5fad60), r)
   Call: (214) [system] char_type(r, end_of_line)
   Fail: (214) [system] char_type(r, end_of_line)
   Call: (214) [system] r=end_of_file
   Fail: (214) [system] r=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _496372)
   Call: (215) [system] get_char((0x55798e5fad60), _497302)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
   Call: (215) [system] char_type(' ', end_of_line)
   Fail: (215) [system] char_type(' ', end_of_line)
   Call: (215) [system] ' '=end_of_file
   Fail: (215) [system] ' '=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _502872)
   Call: (216) [system] get_char((0x55798e5fad60), _503802)
   Exit: (216) [system] get_char((0x55798e5fad60), t)
   Call: (216) [system] char_type(t, end_of_line)
   Fail: (216) [system] char_type(t, end_of_line)
   Call: (216) [system] t=end_of_file
   Fail: (216) [system] t=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _509372)
   Call: (217) [system] get_char((0x55798e5fad60), _510302)
   Exit: (217) [system] get_char((0x55798e5fad60), h)
   Call: (217) [system] char_type(h, end_of_line)
   Fail: (217) [system] char_type(h, end_of_line)
   Call: (217) [system] h=end_of_file
   Fail: (217) [system] h=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _515872)
   Call: (218) [system] get_char((0x55798e5fad60), _516802)
   Exit: (218) [system] get_char((0x55798e5fad60), e)
   Call: (218) [system] char_type(e, end_of_line)
   Fail: (218) [system] char_type(e, end_of_line)
   Call: (218) [system] e=end_of_file
   Fail: (218) [system] e=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _522372)
   Call: (219) [system] get_char((0x55798e5fad60), _523302)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
   Call: (219) [system] char_type(' ', end_of_line)
   Fail: (219) [system] char_type(' ', end_of_line)
   Call: (219) [system] ' '=end_of_file
   Fail: (219) [system] ' '=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _528872)
   Call: (220) [system] get_char((0x55798e5fad60), _529802)
   Exit: (220) [system] get_char((0x55798e5fad60), f)
   Call: (220) [system] char_type(f, end_of_line)
   Fail: (220) [system] char_type(f, end_of_line)
   Call: (220) [system] f=end_of_file
   Fail: (220) [system] f=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _535372)
   Call: (221) [system] get_char((0x55798e5fad60), _536302)
   Exit: (221) [system] get_char((0x55798e5fad60), o)
   Call: (221) [system] char_type(o, end_of_line)
   Fail: (221) [system] char_type(o, end_of_line)
   Call: (221) [system] o=end_of_file
   Fail: (221) [system] o=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _541872)
   Call: (222) [system] get_char((0x55798e5fad60), _542802)
   Exit: (222) [system] get_char((0x55798e5fad60), r)
   Call: (222) [system] char_type(r, end_of_line)
   Fail: (222) [system] char_type(r, end_of_line)
   Call: (222) [system] r=end_of_file
   Fail: (222) [system] r=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _548372)
   Call: (223) [system] get_char((0x55798e5fad60), _549302)
   Exit: (223) [system] get_char((0x55798e5fad60), m)
   Call: (223) [system] char_type(m, end_of_line)
   Fail: (223) [system] char_type(m, end_of_line)
   Call: (223) [system] m=end_of_file
   Fail: (223) [system] m=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _554872)
   Call: (224) [system] get_char((0x55798e5fad60), _555802)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
   Call: (224) [system] char_type(' ', end_of_line)
   Fail: (224) [system] char_type(' ', end_of_line)
   Call: (224) [system] ' '=end_of_file
   Fail: (224) [system] ' '=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _561372)
   Call: (225) [system] get_char((0x55798e5fad60), _562302)
   Exit: (225) [system] get_char((0x55798e5fad60), '(')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _567872)
   Call: (226) [system] get_char((0x55798e5fad60), _568802)
   Exit: (226) [system] get_char((0x55798e5fad60), :)
   Call: (226) [system] char_type(:, end_of_line)
   Fail: (226) [system] char_type(:, end_of_line)
   Call: (226) [system] (:)=end_of_file
   Fail: (226) [system] (:)=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _574372)
   Call: (227) [system] get_char((0x55798e5fad60), _575302)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
   Call: (227) [system] char_type(' ', end_of_line)
   Fail: (227) [system] char_type(' ', end_of_line)
   Call: (227) [system] ' '=end_of_file
   Fail: (227) [system] ' '=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _580872)
   Call: (228) [system] get_char((0x55798e5fad60), _581802)
   Exit: (228) [system] get_char((0x55798e5fad60), 'T')
   Call: (228) [system] char_type('T', end_of_line)
   Fail: (228) [system] char_type('T', end_of_line)
   Call: (228) [system] 'T'=end_of_file
   Fail: (228) [system] 'T'=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _587372)
   Call: (229) [system] get_char((0x55798e5fad60), _588302)
   Exit: (229) [system] get_char((0x55798e5fad60), 'E')
   Call: (229) [system] char_type('E', end_of_line)
   Fail: (229) [system] char_type('E', end_of_line)
   Call: (229) [system] 'E'=end_of_file
   Fail: (229) [system] 'E'=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _593872)
   Call: (230) [system] get_char((0x55798e5fad60), _594802)
   Exit: (230) [system] get_char((0x55798e5fad60), 'R')
   Call: (230) [system] char_type('R', end_of_line)
   Fail: (230) [system] char_type('R', end_of_line)
   Call: (230) [system] 'R'=end_of_file
   Fail: (230) [system] 'R'=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _600372)
   Call: (231) [system] get_char((0x55798e5fad60), _601302)
   Exit: (231) [system] get_char((0x55798e5fad60), 'M')
   Call: (231) [system] char_type('M', end_of_line)
   Fail: (231) [system] char_type('M', end_of_line)
   Call: (231) [system] 'M'=end_of_file
   Fail: (231) [system] 'M'=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _606872)
   Call: (232) [system] get_char((0x55798e5fad60), _607802)
   Exit: (232) [system] get_char((0x55798e5fad60), ' ')
   Call: (232) [system] char_type(' ', end_of_line)
   Fail: (232) [system] char_type(' ', end_of_line)
   Call: (232) [system] ' '=end_of_file
   Fail: (232) [system] ' '=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _613372)
   Call: (233) [system] get_char((0x55798e5fad60), _614302)
   Exit: (233) [system] get_char((0x55798e5fad60), 'T')
   Call: (233) [system] char_type('T', end_of_line)
   Fail: (233) [system] char_type('T', end_of_line)
   Call: (233) [system] 'T'=end_of_file
   Fail: (233) [system] 'T'=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _619872)
   Call: (234) [system] get_char((0x55798e5fad60), _620802)
   Exit: (234) [system] get_char((0x55798e5fad60), 'Y')
   Call: (234) [system] char_type('Y', end_of_line)
   Fail: (234) [system] char_type('Y', end_of_line)
   Call: (234) [system] 'Y'=end_of_file
   Fail: (234) [system] 'Y'=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _626372)
   Call: (235) [system] get_char((0x55798e5fad60), _627302)
   Exit: (235) [system] get_char((0x55798e5fad60), 'P')
   Call: (235) [system] char_type('P', end_of_line)
   Fail: (235) [system] char_type('P', end_of_line)
   Call: (235) [system] 'P'=end_of_file
   Fail: (235) [system] 'P'=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _632872)
   Call: (236) [system] get_char((0x55798e5fad60), _633802)
   Exit: (236) [system] get_char((0x55798e5fad60), 'E')
   Call: (236) [system] char_type('E', end_of_line)
   Fail: (236) [system] char_type('E', end_of_line)
   Call: (236) [system] 'E'=end_of_file
   Fail: (236) [system] 'E'=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _639372)
   Call: (237) [system] get_char((0x55798e5fad60), _640302)
   Exit: (237) [system] get_char((0x55798e5fad60), ')')
   Call: (237) [system] char_type(')', end_of_line)
   Fail: (237) [system] char_type(')', end_of_line)
   Call: (237) [system] ')'=end_of_file
   Fail: (237) [system] ')'=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _645872)
   Call: (238) [system] get_char((0x55798e5fad60), _646802)
   Exit: (238) [system] get_char((0x55798e5fad60), '.')
   Call: (238) [system] char_type('.', end_of_line)
   Fail: (238) [system] char_type('.', end_of_line)
   Call: (238) [system] ('.')=end_of_file
   Fail: (238) [system] ('.')=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _652372)
   Call: (239) [system] get_char((0x55798e5fad60), _653302)
   Exit: (239) [system] get_char((0x55798e5fad60), ' ')
   Call: (239) [system] char_type(' ', end_of_line)
   Fail: (239) [system] char_type(' ', end_of_line)
   Call: (239) [system] ' '=end_of_file
   Fail: (239) [system] ' '=end_of_file
^  Call: (239) [user] read_until_eol((0x55798e5fad60), _658872)
   Call: (240) [system] get_char((0x55798e5fad60), _659802)
   Exit: (240) [system] get_char((0x55798e5fad60), ' ')
   Call: (240) [system] char_type(' ', end_of_line)
   Fail: (240) [system] char_type(' ', end_of_line)
   Call: (240) [system] ' '=end_of_file
   Fail: (240) [system] ' '=end_of_file
^  Call: (240) [user] read_until_eol((0x55798e5fad60), _665372)
   Call: (241) [system] get_char((0x55798e5fad60), _666302)
   Exit: (241) [system] get_char((0x55798e5fad60), 'T')
   Call: (241) [system] char_type('T', end_of_line)
   Fail: (241) [system] char_type('T', end_of_line)
   Call: (241) [system] 'T'=end_of_file
   Fail: (241) [system] 'T'=end_of_file
^  Call: (241) [user] read_until_eol((0x55798e5fad60), _671872)
   Call: (242) [system] get_char((0x55798e5fad60), _672802)
   Exit: (242) [system] get_char((0x55798e5fad60), h)
   Call: (242) [system] char_type(h, end_of_line)
   Fail: (242) [system] char_type(h, end_of_line)
   Call: (242) [system] h=end_of_file
   Fail: (242) [system] h=end_of_file
^  Call: (242) [user] read_until_eol((0x55798e5fad60), _678372)
   Call: (243) [system] get_char((0x55798e5fad60), _679302)
   Exit: (243) [system] get_char((0x55798e5fad60), e)
   Call: (243) [system] char_type(e, end_of_line)
   Fail: (243) [system] char_type(e, end_of_line)
   Call: (243) [system] e=end_of_file
   Fail: (243) [system] e=end_of_file
^  Call: (243) [user] read_until_eol((0x55798e5fad60), _684872)
   Call: (244) [system] get_char((0x55798e5fad60), _685802)
   Exit: (244) [system] get_char((0x55798e5fad60), ' ')
   Call: (244) [system] char_type(' ', end_of_line)
   Fail: (244) [system] char_type(' ', end_of_line)
   Call: (244) [system] ' '=end_of_file
   Fail: (244) [system] ' '=end_of_file
^  Call: (244) [user] read_until_eol((0x55798e5fad60), _691372)
   Call: (245) [system] get_char((0x55798e5fad60), _692302)
   Exit: (245) [system] get_char((0x55798e5fad60), a)
   Call: (245) [system] char_type(a, end_of_line)
   Fail: (245) [system] char_type(a, end_of_line)
   Call: (245) [system] a=end_of_file
   Fail: (245) [system] a=end_of_file
^  Call: (245) [user] read_until_eol((0x55798e5fad60), _697872)
   Call: (246) [system] get_char((0x55798e5fad60), _698802)
   Exit: (246) [system] get_char((0x55798e5fad60), t)
   Call: (246) [system] char_type(t, end_of_line)
   Fail: (246) [system] char_type(t, end_of_line)
   Call: (246) [system] t=end_of_file
   Fail: (246) [system] t=end_of_file
^  Call: (246) [user] read_until_eol((0x55798e5fad60), _704372)
   Call: (247) [system] get_char((0x55798e5fad60), _705302)
   Exit: (247) [system] get_char((0x55798e5fad60), o)
   Call: (247) [system] char_type(o, end_of_line)
   Fail: (247) [system] char_type(o, end_of_line)
   Call: (247) [system] o=end_of_file
   Fail: (247) [system] o=end_of_file
^  Call: (247) [user] read_until_eol((0x55798e5fad60), _710872)
   Call: (248) [system] get_char((0x55798e5fad60), _711802)
   Exit: (248) [system] get_char((0x55798e5fad60), m)
   Call: (248) [system] char_type(m, end_of_line)
   Fail: (248) [system] char_type(m, end_of_line)
   Call: (248) [system] m=end_of_file
   Fail: (248) [system] m=end_of_file
^  Call: (248) [user] read_until_eol((0x55798e5fad60), _717372)
   Call: (249) [system] get_char((0x55798e5fad60), _718302)
   Exit: (249) [system] get_char((0x55798e5fad60), ' ')
   Call: (249) [system] char_type(' ', end_of_line)
   Fail: (249) [system] char_type(' ', end_of_line)
   Call: (249) [system] ' '=end_of_file
   Fail: (249) [system] ' '=end_of_file
^  Call: (249) [user] read_until_eol((0x55798e5fad60), _723872)
   Call: (250) [system] get_char((0x55798e5fad60), _724802)
   Exit: (250) [system] get_char((0x55798e5fad60), m)
   Call: (250) [system] char_type(m, end_of_line)
   Fail: (250) [system] char_type(m, end_of_line)
   Call: (250) [system] m=end_of_file
   Fail: (250) [system] m=end_of_file
^  Call: (250) [user] read_until_eol((0x55798e5fad60), _730372)
   Call: (251) [system] get_char((0x55798e5fad60), _731302)
   Exit: (251) [system] get_char((0x55798e5fad60), a)
   Call: (251) [system] char_type(a, end_of_line)
   Fail: (251) [system] char_type(a, end_of_line)
   Call: (251) [system] a=end_of_file
   Fail: (251) [system] a=end_of_file
^  Call: (251) [user] read_until_eol((0x55798e5fad60), _736872)
   Call: (252) [system] get_char((0x55798e5fad60), _737802)
   Exit: (252) [system] get_char((0x55798e5fad60), y)
   Call: (252) [system] char_type(y, end_of_line)
   Fail: (252) [system] char_type(y, end_of_line)
   Call: (252) [system] y=end_of_file
   Fail: (252) [system] y=end_of_file
^  Call: (252) [user] read_until_eol((0x55798e5fad60), _743372)
   Call: (253) [system] get_char((0x55798e5fad60), _744302)
   Exit: (253) [system] get_char((0x55798e5fad60), ' ')
   Call: (253) [system] char_type(' ', end_of_line)
   Fail: (253) [system] char_type(' ', end_of_line)
   Call: (253) [system] ' '=end_of_file
   Fail: (253) [system] ' '=end_of_file
^  Call: (253) [user] read_until_eol((0x55798e5fad60), _749872)
   Call: (254) [system] get_char((0x55798e5fad60), _750802)
   Exit: (254) [system] get_char((0x55798e5fad60), c)
   Call: (254) [system] char_type(c, end_of_line)
   Fail: (254) [system] char_type(c, end_of_line)
   Call: (254) [system] c=end_of_file
   Fail: (254) [system] c=end_of_file
^  Call: (254) [user] read_until_eol((0x55798e5fad60), _756372)
   Call: (255) [system] get_char((0x55798e5fad60), _757302)
   Exit: (255) [system] get_char((0x55798e5fad60), o)
   Call: (255) [system] char_type(o, end_of_line)
   Fail: (255) [system] char_type(o, end_of_line)
   Call: (255) [system] o=end_of_file
   Fail: (255) [system] o=end_of_file
^  Call: (255) [user] read_until_eol((0x55798e5fad60), _762872)
   Call: (256) [system] get_char((0x55798e5fad60), _763802)
   Exit: (256) [system] get_char((0x55798e5fad60), n)
   Call: (256) [system] char_type(n, end_of_line)
   Fail: (256) [system] char_type(n, end_of_line)
   Call: (256) [system] n=end_of_file
   Fail: (256) [system] n=end_of_file
^  Call: (256) [user] read_until_eol((0x55798e5fad60), _769372)
   Call: (257) [system] get_char((0x55798e5fad60), _770302)
   Exit: (257) [system] get_char((0x55798e5fad60), t)
   Call: (257) [system] char_type(t, end_of_line)
   Fail: (257) [system] char_type(t, end_of_line)
   Call: (257) [system] t=end_of_file
   Fail: (257) [system] t=end_of_file
^  Call: (257) [user] read_until_eol((0x55798e5fad60), _775872)
   Call: (258) [system] get_char((0x55798e5fad60), _776802)
   Exit: (258) [system] get_char((0x55798e5fad60), a)
   Call: (258) [system] char_type(a, end_of_line)
   Fail: (258) [system] char_type(a, end_of_line)
   Call: (258) [system] a=end_of_file
   Fail: (258) [system] a=end_of_file
^  Call: (258) [user] read_until_eol((0x55798e5fad60), _782372)
   Call: (259) [system] get_char((0x55798e5fad60), _783302)
   Exit: (259) [system] get_char((0x55798e5fad60), i)
   Call: (259) [system] char_type(i, end_of_line)
   Fail: (259) [system] char_type(i, end_of_line)
   Call: (259) [system] i=end_of_file
   Fail: (259) [system] i=end_of_file
^  Call: (259) [user] read_until_eol((0x55798e5fad60), _788872)
   Call: (260) [system] get_char((0x55798e5fad60), _789802)
   Exit: (260) [system] get_char((0x55798e5fad60), n)
   Call: (260) [system] char_type(n, end_of_line)
   Fail: (260) [system] char_type(n, end_of_line)
   Call: (260) [system] n=end_of_file
   Fail: (260) [system] n=end_of_file
^  Call: (260) [user] read_until_eol((0x55798e5fad60), _795372)
   Call: (261) [system] get_char((0x55798e5fad60), _796302)
   Exit: (261) [system] get_char((0x55798e5fad60), '\n')
   Call: (261) [system] char_type('\n', end_of_line)
   Exit: (261) [system] char_type('\n', end_of_line)
   Call: (261) [system] _795372=""
   Exit: (261) [system] ""=""
^  Exit: (260) [user] read_until_eol((0x55798e5fad60), "")
   Call: (260) [system] string_concat(n, "", _788872)
   Exit: (260) [system] string_concat(n, "", "n")
^  Exit: (259) [user] read_until_eol((0x55798e5fad60), "n")
   Call: (259) [system] string_concat(i, "n", _782372)
   Exit: (259) [system] string_concat(i, "n", "in")
^  Exit: (258) [user] read_until_eol((0x55798e5fad60), "in")
   Call: (258) [system] string_concat(a, "in", _775872)
   Exit: (258) [system] string_concat(a, "in", "ain")
^  Exit: (257) [user] read_until_eol((0x55798e5fad60), "ain")
   Call: (257) [system] string_concat(t, "ain", _769372)
   Exit: (257) [system] string_concat(t, "ain", "tain")
^  Exit: (256) [user] read_until_eol((0x55798e5fad60), "tain")
   Call: (256) [system] string_concat(n, "tain", _762872)
   Exit: (256) [system] string_concat(n, "tain", "ntain")
^  Exit: (255) [user] read_until_eol((0x55798e5fad60), "ntain")
   Call: (255) [system] string_concat(o, "ntain", _756372)
   Exit: (255) [system] string_concat(o, "ntain", "ontain")
^  Exit: (254) [user] read_until_eol((0x55798e5fad60), "ontain")
   Call: (254) [system] string_concat(c, "ontain", _749872)
   Exit: (254) [system] string_concat(c, "ontain", "contain")
^  Exit: (253) [user] read_until_eol((0x55798e5fad60), "contain")
   Call: (253) [system] string_concat(' ', "contain", _743372)
   Exit: (253) [system] string_concat(' ', "contain", " contain")
^  Exit: (252) [user] read_until_eol((0x55798e5fad60), " contain")
   Call: (252) [system] string_concat(y, " contain", _736872)
   Exit: (252) [system] string_concat(y, " contain", "y contain")
^  Exit: (251) [user] read_until_eol((0x55798e5fad60), "y contain")
   Call: (251) [system] string_concat(a, "y contain", _730372)
   Exit: (251) [system] string_concat(a, "y contain", "ay contain")
^  Exit: (250) [user] read_until_eol((0x55798e5fad60), "ay contain")
   Call: (250) [system] string_concat(m, "ay contain", _723872)
   Exit: (250) [system] string_concat(m, "ay contain", "may contain")
^  Exit: (249) [user] read_until_eol((0x55798e5fad60), "may contain")
   Call: (249) [system] string_concat(' ', "may contain", _717372)
   Exit: (249) [system] string_concat(' ', "may contain", " may contain")
^  Exit: (248) [user] read_until_eol((0x55798e5fad60), " may contain")
   Call: (248) [system] string_concat(m, " may contain", _710872)
   Exit: (248) [system] string_concat(m, " may contain", "m may contain")
^  Exit: (247) [user] read_until_eol((0x55798e5fad60), "m may contain")
   Call: (247) [system] string_concat(o, "m may contain", _704372)
   Exit: (247) [system] string_concat(o, "m may contain", "om may contain")
^  Exit: (246) [user] read_until_eol((0x55798e5fad60), "om may contain")
   Call: (246) [system] string_concat(t, "om may contain", _697872)
   Exit: (246) [system] string_concat(t, "om may contain", "tom may contain")
^  Exit: (245) [user] read_until_eol((0x55798e5fad60), "tom may contain")
   Call: (245) [system] string_concat(a, "tom may contain", _691372)
   Exit: (245) [system] string_concat(a, "tom may contain", "atom may contain")
^  Exit: (244) [user] read_until_eol((0x55798e5fad60), "atom may contain")
   Call: (244) [system] string_concat(' ', "atom may contain", _684872)
   Exit: (244) [system] string_concat(' ', "atom may contain", " atom may contain")
^  Exit: (243) [user] read_until_eol((0x55798e5fad60), " atom may contain")
   Call: (243) [system] string_concat(e, " atom may contain", _678372)
   Exit: (243) [system] string_concat(e, " atom may contain", "e atom may contain")
^  Exit: (242) [user] read_until_eol((0x55798e5fad60), "e atom may contain")
   Call: (242) [system] string_concat(h, "e atom may contain", _671872)
   Exit: (242) [system] string_concat(h, "e atom may contain", "he atom may contain")
^  Exit: (241) [user] read_until_eol((0x55798e5fad60), "he atom may contain")
   Call: (241) [system] string_concat('T', "he atom may contain", _665372)
   Exit: (241) [system] string_concat('T', "he atom may contain", "The atom may contain")
^  Exit: (240) [user] read_until_eol((0x55798e5fad60), "The atom may contain")
   Call: (240) [system] string_concat(' ', "The atom may contain", _658872)
   Exit: (240) [system] string_concat(' ', "The atom may contain", " The atom may contain")
^  Exit: (239) [user] read_until_eol((0x55798e5fad60), " The atom may contain")
   Call: (239) [system] string_concat(' ', " The atom may contain", _652372)
   Exit: (239) [system] string_concat(' ', " The atom may contain", "  The atom may contain")
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), "  The atom may contain")
   Call: (238) [system] string_concat('.', "  The atom may contain", _645872)
   Exit: (238) [system] string_concat('.', "  The atom may contain", ".  The atom may contain")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), ".  The atom may contain")
   Call: (237) [system] string_concat(')', ".  The atom may contain", _639372)
   Exit: (237) [system] string_concat(')', ".  The atom may contain", ").  The atom may contain")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), ").  The atom may contain")
   Call: (236) [system] string_concat('E', ").  The atom may contain", _632872)
   Exit: (236) [system] string_concat('E', ").  The atom may contain", "E).  The atom may contain")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), "E).  The atom may contain")
   Call: (235) [system] string_concat('P', "E).  The atom may contain", _626372)
   Exit: (235) [system] string_concat('P', "E).  The atom may contain", "PE).  The atom may contain")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), "PE).  The atom may contain")
   Call: (234) [system] string_concat('Y', "PE).  The atom may contain", _619872)
   Exit: (234) [system] string_concat('Y', "PE).  The atom may contain", "YPE).  The atom may contain")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "YPE).  The atom may contain")
   Call: (233) [system] string_concat('T', "YPE).  The atom may contain", _613372)
   Exit: (233) [system] string_concat('T', "YPE).  The atom may contain", "TYPE).  The atom may contain")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), "TYPE).  The atom may contain")
   Call: (232) [system] string_concat(' ', "TYPE).  The atom may contain", _606872)
   Exit: (232) [system] string_concat(' ', "TYPE).  The atom may contain", " TYPE).  The atom may contain")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), " TYPE).  The atom may contain")
   Call: (231) [system] string_concat('M', " TYPE).  The atom may contain", _600372)
   Exit: (231) [system] string_concat('M', " TYPE).  The atom may contain", "M TYPE).  The atom may contain")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), "M TYPE).  The atom may contain")
   Call: (230) [system] string_concat('R', "M TYPE).  The atom may contain", _593872)
   Exit: (230) [system] string_concat('R', "M TYPE).  The atom may contain", "RM TYPE).  The atom may contain")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), "RM TYPE).  The atom may contain")
   Call: (229) [system] string_concat('E', "RM TYPE).  The atom may contain", _587372)
   Exit: (229) [system] string_concat('E', "RM TYPE).  The atom may contain", "ERM TYPE).  The atom may contain")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), "ERM TYPE).  The atom may contain")
   Call: (228) [system] string_concat('T', "ERM TYPE).  The atom may contain", _580872)
   Exit: (228) [system] string_concat('T', "ERM TYPE).  The atom may contain", "TERM TYPE).  The atom may contain")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "TERM TYPE).  The atom may contain")
   Call: (227) [system] string_concat(' ', "TERM TYPE).  The atom may contain", _574372)
   Exit: (227) [system] string_concat(' ', "TERM TYPE).  The atom may contain", " TERM TYPE).  The atom may contain")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), " TERM TYPE).  The atom may contain")
   Call: (226) [system] string_concat(:, " TERM TYPE).  The atom may contain", _567872)
   Exit: (226) [system] string_concat(:, " TERM TYPE).  The atom may contain", ": TERM TYPE).  The atom may contain")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), ": TERM TYPE).  The atom may contain")
   Call: (225) [system] string_concat('(', ": TERM TYPE).  The atom may contain", _561372)
   Exit: (225) [system] string_concat('(', ": TERM TYPE).  The atom may contain", "(: TERM TYPE).  The atom may contain")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "(: TERM TYPE).  The atom may contain")
   Call: (224) [system] string_concat(' ', "(: TERM TYPE).  The atom may contain", _554872)
   Exit: (224) [system] string_concat(' ', "(: TERM TYPE).  The atom may contain", " (: TERM TYPE).  The atom may contain")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), " (: TERM TYPE).  The atom may contain")
   Call: (223) [system] string_concat(m, " (: TERM TYPE).  The atom may contain", _548372)
   Exit: (223) [system] string_concat(m, " (: TERM TYPE).  The atom may contain", "m (: TERM TYPE).  The atom may contain")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "m (: TERM TYPE).  The atom may contain")
   Call: (222) [system] string_concat(r, "m (: TERM TYPE).  The atom may contain", _541872)
   Exit: (222) [system] string_concat(r, "m (: TERM TYPE).  The atom may contain", "rm (: TERM TYPE).  The atom may contain")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "rm (: TERM TYPE).  The atom may contain")
   Call: (221) [system] string_concat(o, "rm (: TERM TYPE).  The atom may contain", _535372)
   Exit: (221) [system] string_concat(o, "rm (: TERM TYPE).  The atom may contain", "orm (: TERM TYPE).  The atom may contain")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "orm (: TERM TYPE).  The atom may contain")
   Call: (220) [system] string_concat(f, "orm (: TERM TYPE).  The atom may contain", _528872)
   Exit: (220) [system] string_concat(f, "orm (: TERM TYPE).  The atom may contain", "form (: TERM TYPE).  The atom may contain")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "form (: TERM TYPE).  The atom may contain")
   Call: (219) [system] string_concat(' ', "form (: TERM TYPE).  The atom may contain", _522372)
   Exit: (219) [system] string_concat(' ', "form (: TERM TYPE).  The atom may contain", " form (: TERM TYPE).  The atom may contain")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), " form (: TERM TYPE).  The atom may contain")
   Call: (218) [system] string_concat(e, " form (: TERM TYPE).  The atom may contain", _515872)
   Exit: (218) [system] string_concat(e, " form (: TERM TYPE).  The atom may contain", "e form (: TERM TYPE).  The atom may contain")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "e form (: TERM TYPE).  The atom may contain")
   Call: (217) [system] string_concat(h, "e form (: TERM TYPE).  The atom may contain", _509372)
   Exit: (217) [system] string_concat(h, "e form (: TERM TYPE).  The atom may contain", "he form (: TERM TYPE).  The atom may contain")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "he form (: TERM TYPE).  The atom may contain")
   Call: (216) [system] string_concat(t, "he form (: TERM TYPE).  The atom may contain", _502872)
   Exit: (216) [system] string_concat(t, "he form (: TERM TYPE).  The atom may contain", "the form (: TERM TYPE).  The atom may contain")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "the form (: TERM TYPE).  The atom may contain")
   Call: (215) [system] string_concat(' ', "the form (: TERM TYPE).  The atom may contain", _496372)
   Exit: (215) [system] string_concat(' ', "the form (: TERM TYPE).  The atom may contain", " the form (: TERM TYPE).  The atom may contain")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), " the form (: TERM TYPE).  The atom may contain")
   Call: (214) [system] string_concat(r, " the form (: TERM TYPE).  The atom may contain", _489872)
   Exit: (214) [system] string_concat(r, " the form (: TERM TYPE).  The atom may contain", "r the form (: TERM TYPE).  The atom may contain")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "r the form (: TERM TYPE).  The atom may contain")
   Call: (213) [system] string_concat(e, "r the form (: TERM TYPE).  The atom may contain", _483372)
   Exit: (213) [system] string_concat(e, "r the form (: TERM TYPE).  The atom may contain", "er the form (: TERM TYPE).  The atom may contain")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), "er the form (: TERM TYPE).  The atom may contain")
   Call: (212) [system] string_concat(d, "er the form (: TERM TYPE).  The atom may contain", _476872)
   Exit: (212) [system] string_concat(d, "er the form (: TERM TYPE).  The atom may contain", "der the form (: TERM TYPE).  The atom may contain")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "der the form (: TERM TYPE).  The atom may contain")
   Call: (211) [system] string_concat(n, "der the form (: TERM TYPE).  The atom may contain", _470372)
   Exit: (211) [system] string_concat(n, "der the form (: TERM TYPE).  The atom may contain", "nder the form (: TERM TYPE).  The atom may contain")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "nder the form (: TERM TYPE).  The atom may contain")
   Call: (210) [system] string_concat(u, "nder the form (: TERM TYPE).  The atom may contain", _463872)
   Exit: (210) [system] string_concat(u, "nder the form (: TERM TYPE).  The atom may contain", "under the form (: TERM TYPE).  The atom may contain")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), "under the form (: TERM TYPE).  The atom may contain")
   Call: (209) [system] string_concat(' ', "under the form (: TERM TYPE).  The atom may contain", _457372)
   Exit: (209) [system] string_concat(' ', "under the form (: TERM TYPE).  The atom may contain", " under the form (: TERM TYPE).  The atom may contain")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), " under the form (: TERM TYPE).  The atom may contain")
   Call: (208) [system] string_concat(m, " under the form (: TERM TYPE).  The atom may contain", _450872)
   Exit: (208) [system] string_concat(m, " under the form (: TERM TYPE).  The atom may contain", "m under the form (: TERM TYPE).  The atom may contain")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), "m under the form (: TERM TYPE).  The atom may contain")
   Call: (207) [system] string_concat(o, "m under the form (: TERM TYPE).  The atom may contain", _444372)
   Exit: (207) [system] string_concat(o, "m under the form (: TERM TYPE).  The atom may contain", "om under the form (: TERM TYPE).  The atom may contain")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "om under the form (: TERM TYPE).  The atom may contain")
   Call: (206) [system] string_concat(t, "om under the form (: TERM TYPE).  The atom may contain", _437872)
   Exit: (206) [system] string_concat(t, "om under the form (: TERM TYPE).  The atom may contain", "tom under the form (: TERM TYPE).  The atom may contain")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "tom under the form (: TERM TYPE).  The atom may contain")
   Call: (205) [system] string_concat('A', "tom under the form (: TERM TYPE).  The atom may contain", _431372)
   Exit: (205) [system] string_concat('A', "tom under the form (: TERM TYPE).  The atom may contain", "Atom under the form (: TERM TYPE).  The atom may contain")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "Atom under the form (: TERM TYPE).  The atom may contain")
   Call: (204) [system] string_concat(' ', "Atom under the form (: TERM TYPE).  The atom may contain", _424872)
   Exit: (204) [system] string_concat(' ', "Atom under the form (: TERM TYPE).  The atom may contain", " Atom under the form (: TERM TYPE).  The atom may contain")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), " Atom under the form (: TERM TYPE).  The atom may contain")
   Call: (203) [system] string_concat(n, " Atom under the form (: TERM TYPE).  The atom may contain", _418372)
   Exit: (203) [system] string_concat(n, " Atom under the form (: TERM TYPE).  The atom may contain", "n Atom under the form (: TERM TYPE).  The atom may contain")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), "n Atom under the form (: TERM TYPE).  The atom may contain")
   Call: (202) [system] string_concat(a, "n Atom under the form (: TERM TYPE).  The atom may contain", _411872)
   Exit: (202) [system] string_concat(a, "n Atom under the form (: TERM TYPE).  The atom may contain", "an Atom under the form (: TERM TYPE).  The atom may contain")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "an Atom under the form (: TERM TYPE).  The atom may contain")
   Call: (201) [system] string_concat(' ', "an Atom under the form (: TERM TYPE).  The atom may contain", _405372)
   Exit: (201) [system] string_concat(' ', "an Atom under the form (: TERM TYPE).  The atom may contain", " an Atom under the form (: TERM TYPE).  The atom may contain")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), " an Atom under the form (: TERM TYPE).  The atom may contain")
   Call: (200) [system] string_concat(:, " an Atom under the form (: TERM TYPE).  The atom may contain", _398872)
   Exit: (200) [system] string_concat(:, " an Atom under the form (: TERM TYPE).  The atom may contain", ": an Atom under the form (: TERM TYPE).  The atom may contain")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), ": an Atom under the form (: TERM TYPE).  The atom may contain")
   Call: (199) [system] string_concat(y, ": an Atom under the form (: TERM TYPE).  The atom may contain", _392372)
   Exit: (199) [system] string_concat(y, ": an Atom under the form (: TERM TYPE).  The atom may contain", "y: an Atom under the form (: TERM TYPE).  The atom may contain")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "y: an Atom under the form (: TERM TYPE).  The atom may contain")
   Call: (198) [system] string_concat(r, "y: an Atom under the form (: TERM TYPE).  The atom may contain", _385872)
   Exit: (198) [system] string_concat(r, "y: an Atom under the form (: TERM TYPE).  The atom may contain", "ry: an Atom under the form (: TERM TYPE).  The atom may contain")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "ry: an Atom under the form (: TERM TYPE).  The atom may contain")
   Call: (197) [system] string_concat(e, "ry: an Atom under the form (: TERM TYPE).  The atom may contain", _379372)
   Exit: (197) [system] string_concat(e, "ry: an Atom under the form (: TERM TYPE).  The atom may contain", "ery: an Atom under the form (: TERM TYPE).  The atom may contain")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "ery: an Atom under the form (: TERM TYPE).  The atom may contain")
   Call: (196) [system] string_concat(u, "ery: an Atom under the form (: TERM TYPE).  The atom may contain", _372872)
   Exit: (196) [system] string_concat(u, "ery: an Atom under the form (: TERM TYPE).  The atom may contain", "uery: an Atom under the form (: TERM TYPE).  The atom may contain")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "uery: an Atom under the form (: TERM TYPE).  The atom may contain")
   Call: (195) [system] string_concat(q, "uery: an Atom under the form (: TERM TYPE).  The atom may contain", _366372)
   Exit: (195) [system] string_concat(q, "uery: an Atom under the form (: TERM TYPE).  The atom may contain", "query: an Atom under the form (: TERM TYPE).  The atom may contain")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "query: an Atom under the form (: TERM TYPE).  The atom may contain")
   Call: (194) [system] string_concat($, "query: an Atom under the form (: TERM TYPE).  The atom may contain", _359872)
   Exit: (194) [system] string_concat($, "query: an Atom under the form (: TERM TYPE).  The atom may contain", "$query: an Atom under the form (: TERM TYPE).  The atom may contain")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "$query: an Atom under the form (: TERM TYPE).  The atom may contain")
   Call: (193) [system] string_concat(' ', "$query: an Atom under the form (: TERM TYPE).  The atom may contain", _353372)
   Exit: (193) [system] string_concat(' ', "$query: an Atom under the form (: TERM TYPE).  The atom may contain", " $query: an Atom under the form (: TERM TYPE).  The atom may contain")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), " $query: an Atom under the form (: TERM TYPE).  The atom may contain")
   Call: (192) [system] string_concat(;, " $query: an Atom under the form (: TERM TYPE).  The atom may contain", _346872)
   Exit: (192) [system] string_concat(;, " $query: an Atom under the form (: TERM TYPE).  The atom may contain", "; $query: an Atom under the form (: TERM TYPE).  The atom may contain")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "; $query: an Atom under the form (: TERM TYPE).  The atom may contain")
   Call: (191) [system] string_concat(;, "; $query: an Atom under the form (: TERM TYPE).  The atom may contain", _340372)
   Exit: (191) [system] string_concat(;, "; $query: an Atom under the form (: TERM TYPE).  The atom may contain", ";; $query: an Atom under the form (: TERM TYPE).  The atom may contain")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), ";; $query: an Atom under the form (: TERM TYPE).  The atom may contain")
^  Call: (190) [user] assertz(metta_file_comment(25, 0, 635, '$COMMENT'(";; $query: an Atom under the form (: TERM TYPE).  The atom may contain", 25, 0), '$stream_position'(635, 25, 0, 635)))
^  Exit: (190) [user] assertz(metta_file_comment(25, 0, 635, '$COMMENT'(";; $query: an Atom under the form (: TERM TYPE).  The atom may contain", 25, 0), '$stream_position'(635, 25, 0, 635)))
^  Exit: (189) [user] read_comment((0x55798e5fad60))
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1002970)
   Exit: (190) [system] peek_char((0x55798e5fad60), ;)
   Call: (190) [system] (;)=(;)
   Exit: (190) [system] (;)=(;)
^  Call: (190) [user] read_comment((0x55798e5fad60))
^  Call: (191) [user] read_position((0x55798e5fad60), _1007608, _1007610, _1007612, _1007614)
   Call: (192) [system] stream_property((0x55798e5fad60), position(_1007614))
   Call: (193) [system] nonvar((0x55798e5fad60))
   Exit: (193) [system] nonvar((0x55798e5fad60))
   Call: (193) [system] nonvar(position(_1007614))
   Exit: (193) [system] nonvar(position(_1007614))
   Exit: (192) [system] stream_property((0x55798e5fad60), position('$stream_position'(706, 26, 0, 706)))
   Call: (192) [$syspreds] stream_position_data(line_count, '$stream_position'(706, 26, 0, 706), _1007608)
   Call: (193) [system] nonvar(line_count)
   Exit: (193) [system] nonvar(line_count)
   Call: (193) [$syspreds] stream_position_field(line_count, _1016902)
   Exit: (193) [$syspreds] stream_position_field(line_count, 2)
   Call: (193) [system] arg(2, '$stream_position'(706, 26, 0, 706), _1007608)
   Exit: (193) [system] arg(2, '$stream_position'(706, 26, 0, 706), 26)
   Exit: (192) [$syspreds] stream_position_data(line_count, '$stream_position'(706, 26, 0, 706), 26)
   Call: (192) [$syspreds] stream_position_data(line_position, '$stream_position'(706, 26, 0, 706), _1007610)
   Call: (193) [system] nonvar(line_position)
   Exit: (193) [system] nonvar(line_position)
   Call: (193) [$syspreds] stream_position_field(line_position, _1024336)
   Exit: (193) [$syspreds] stream_position_field(line_position, 3)
   Call: (193) [system] arg(3, '$stream_position'(706, 26, 0, 706), _1007610)
   Exit: (193) [system] arg(3, '$stream_position'(706, 26, 0, 706), 0)
   Exit: (192) [$syspreds] stream_position_data(line_position, '$stream_position'(706, 26, 0, 706), 0)
   Call: (192) [$syspreds] stream_position_data(char_count, '$stream_position'(706, 26, 0, 706), _1007612)
   Call: (193) [system] nonvar(char_count)
   Exit: (193) [system] nonvar(char_count)
   Call: (193) [$syspreds] stream_position_field(char_count, _1031770)
   Exit: (193) [$syspreds] stream_position_field(char_count, 1)
   Call: (193) [system] arg(1, '$stream_position'(706, 26, 0, 706), _1007612)
   Exit: (193) [system] arg(1, '$stream_position'(706, 26, 0, 706), 706)
   Exit: (192) [$syspreds] stream_position_data(char_count, '$stream_position'(706, 26, 0, 706), 706)
^  Exit: (191) [user] read_position((0x55798e5fad60), 26, 0, 706, '$stream_position'(706, 26, 0, 706))
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _1037364)
   Call: (192) [system] get_char((0x55798e5fad60), _1038294)
   Exit: (192) [system] get_char((0x55798e5fad60), ;)
   Call: (192) [system] char_type(;, end_of_line)
   Fail: (192) [system] char_type(;, end_of_line)
   Call: (192) [system] (;)=end_of_file
   Fail: (192) [system] (;)=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _1043864)
   Call: (193) [system] get_char((0x55798e5fad60), _1044794)
   Exit: (193) [system] get_char((0x55798e5fad60), ;)
   Call: (193) [system] char_type(;, end_of_line)
   Fail: (193) [system] char_type(;, end_of_line)
   Call: (193) [system] (;)=end_of_file
   Fail: (193) [system] (;)=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _1050364)
   Call: (194) [system] get_char((0x55798e5fad60), _1051294)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
   Call: (194) [system] char_type(' ', end_of_line)
   Fail: (194) [system] char_type(' ', end_of_line)
   Call: (194) [system] ' '=end_of_file
   Fail: (194) [system] ' '=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _1056864)
   Call: (195) [system] get_char((0x55798e5fad60), _1057794)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
   Call: (195) [system] char_type(' ', end_of_line)
   Fail: (195) [system] char_type(' ', end_of_line)
   Call: (195) [system] ' '=end_of_file
   Fail: (195) [system] ' '=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _1063364)
   Call: (196) [system] get_char((0x55798e5fad60), _1064294)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
   Call: (196) [system] char_type(' ', end_of_line)
   Fail: (196) [system] char_type(' ', end_of_line)
   Call: (196) [system] ' '=end_of_file
   Fail: (196) [system] ' '=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _1069864)
   Call: (197) [system] get_char((0x55798e5fad60), _1070794)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
   Call: (197) [system] char_type(' ', end_of_line)
   Fail: (197) [system] char_type(' ', end_of_line)
   Call: (197) [system] ' '=end_of_file
   Fail: (197) [system] ' '=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _1076364)
   Call: (198) [system] get_char((0x55798e5fad60), _1077294)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
   Call: (198) [system] char_type(' ', end_of_line)
   Fail: (198) [system] char_type(' ', end_of_line)
   Call: (198) [system] ' '=end_of_file
   Fail: (198) [system] ' '=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _1082864)
   Call: (199) [system] get_char((0x55798e5fad60), _1083794)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
   Call: (199) [system] char_type(' ', end_of_line)
   Fail: (199) [system] char_type(' ', end_of_line)
   Call: (199) [system] ' '=end_of_file
   Fail: (199) [system] ' '=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _1089364)
   Call: (200) [system] get_char((0x55798e5fad60), _1090294)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
   Call: (200) [system] char_type(' ', end_of_line)
   Fail: (200) [system] char_type(' ', end_of_line)
   Call: (200) [system] ' '=end_of_file
   Fail: (200) [system] ' '=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _1095864)
   Call: (201) [system] get_char((0x55798e5fad60), _1096794)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
   Call: (201) [system] char_type(' ', end_of_line)
   Fail: (201) [system] char_type(' ', end_of_line)
   Call: (201) [system] ' '=end_of_file
   Fail: (201) [system] ' '=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _1102364)
   Call: (202) [system] get_char((0x55798e5fad60), _1103294)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
   Call: (202) [system] char_type(' ', end_of_line)
   Fail: (202) [system] char_type(' ', end_of_line)
   Call: (202) [system] ' '=end_of_file
   Fail: (202) [system] ' '=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _1108864)
   Call: (203) [system] get_char((0x55798e5fad60), _1109794)
   Exit: (203) [system] get_char((0x55798e5fad60), f)
   Call: (203) [system] char_type(f, end_of_line)
   Fail: (203) [system] char_type(f, end_of_line)
   Call: (203) [system] f=end_of_file
   Fail: (203) [system] f=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _1115364)
   Call: (204) [system] get_char((0x55798e5fad60), _1116294)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] char_type(r, end_of_line)
   Fail: (204) [system] char_type(r, end_of_line)
   Call: (204) [system] r=end_of_file
   Fail: (204) [system] r=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _1121864)
   Call: (205) [system] get_char((0x55798e5fad60), _1122794)
   Exit: (205) [system] get_char((0x55798e5fad60), e)
   Call: (205) [system] char_type(e, end_of_line)
   Fail: (205) [system] char_type(e, end_of_line)
   Call: (205) [system] e=end_of_file
   Fail: (205) [system] e=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _1128364)
   Call: (206) [system] get_char((0x55798e5fad60), _1129294)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] char_type(e, end_of_line)
   Fail: (206) [system] char_type(e, end_of_line)
   Call: (206) [system] e=end_of_file
   Fail: (206) [system] e=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _1134864)
   Call: (207) [system] get_char((0x55798e5fad60), _1135794)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
   Call: (207) [system] char_type(' ', end_of_line)
   Fail: (207) [system] char_type(' ', end_of_line)
   Call: (207) [system] ' '=end_of_file
   Fail: (207) [system] ' '=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _1141364)
   Call: (208) [system] get_char((0x55798e5fad60), _1142294)
   Exit: (208) [system] get_char((0x55798e5fad60), v)
   Call: (208) [system] char_type(v, end_of_line)
   Fail: (208) [system] char_type(v, end_of_line)
   Call: (208) [system] v=end_of_file
   Fail: (208) [system] v=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _1147864)
   Call: (209) [system] get_char((0x55798e5fad60), _1148794)
   Exit: (209) [system] get_char((0x55798e5fad60), a)
   Call: (209) [system] char_type(a, end_of_line)
   Fail: (209) [system] char_type(a, end_of_line)
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _1154364)
   Call: (210) [system] get_char((0x55798e5fad60), _1155294)
   Exit: (210) [system] get_char((0x55798e5fad60), r)
   Call: (210) [system] char_type(r, end_of_line)
   Fail: (210) [system] char_type(r, end_of_line)
   Call: (210) [system] r=end_of_file
   Fail: (210) [system] r=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _1160864)
   Call: (211) [system] get_char((0x55798e5fad60), _1161794)
   Exit: (211) [system] get_char((0x55798e5fad60), i)
   Call: (211) [system] char_type(i, end_of_line)
   Fail: (211) [system] char_type(i, end_of_line)
   Call: (211) [system] i=end_of_file
   Fail: (211) [system] i=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _1167364)
   Call: (212) [system] get_char((0x55798e5fad60), _1168294)
   Exit: (212) [system] get_char((0x55798e5fad60), a)
   Call: (212) [system] char_type(a, end_of_line)
   Fail: (212) [system] char_type(a, end_of_line)
   Call: (212) [system] a=end_of_file
   Fail: (212) [system] a=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _1173864)
   Call: (213) [system] get_char((0x55798e5fad60), _1174794)
   Exit: (213) [system] get_char((0x55798e5fad60), b)
   Call: (213) [system] char_type(b, end_of_line)
   Fail: (213) [system] char_type(b, end_of_line)
   Call: (213) [system] b=end_of_file
   Fail: (213) [system] b=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _1180364)
   Call: (214) [system] get_char((0x55798e5fad60), _1181294)
   Exit: (214) [system] get_char((0x55798e5fad60), l)
   Call: (214) [system] char_type(l, end_of_line)
   Fail: (214) [system] char_type(l, end_of_line)
   Call: (214) [system] l=end_of_file
   Fail: (214) [system] l=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _1186864)
   Call: (215) [system] get_char((0x55798e5fad60), _1187794)
   Exit: (215) [system] get_char((0x55798e5fad60), e)
   Call: (215) [system] char_type(e, end_of_line)
   Fail: (215) [system] char_type(e, end_of_line)
   Call: (215) [system] e=end_of_file
   Fail: (215) [system] e=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _1193364)
   Call: (216) [system] get_char((0x55798e5fad60), _1194294)
   Exit: (216) [system] get_char((0x55798e5fad60), s)
   Call: (216) [system] char_type(s, end_of_line)
   Fail: (216) [system] char_type(s, end_of_line)
   Call: (216) [system] s=end_of_file
   Fail: (216) [system] s=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _1199864)
   Call: (217) [system] get_char((0x55798e5fad60), _1200794)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
   Call: (217) [system] char_type(' ', end_of_line)
   Fail: (217) [system] char_type(' ', end_of_line)
   Call: (217) [system] ' '=end_of_file
   Fail: (217) [system] ' '=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _1206364)
   Call: (218) [system] get_char((0x55798e5fad60), _1207294)
   Exit: (218) [system] get_char((0x55798e5fad60), w)
   Call: (218) [system] char_type(w, end_of_line)
   Fail: (218) [system] char_type(w, end_of_line)
   Call: (218) [system] w=end_of_file
   Fail: (218) [system] w=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _1212864)
   Call: (219) [system] get_char((0x55798e5fad60), _1213794)
   Exit: (219) [system] get_char((0x55798e5fad60), i)
   Call: (219) [system] char_type(i, end_of_line)
   Fail: (219) [system] char_type(i, end_of_line)
   Call: (219) [system] i=end_of_file
   Fail: (219) [system] i=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _1219364)
   Call: (220) [system] get_char((0x55798e5fad60), _1220294)
   Exit: (220) [system] get_char((0x55798e5fad60), t)
   Call: (220) [system] char_type(t, end_of_line)
   Fail: (220) [system] char_type(t, end_of_line)
   Call: (220) [system] t=end_of_file
   Fail: (220) [system] t=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _1225864)
   Call: (221) [system] get_char((0x55798e5fad60), _1226794)
   Exit: (221) [system] get_char((0x55798e5fad60), h)
   Call: (221) [system] char_type(h, end_of_line)
   Fail: (221) [system] char_type(h, end_of_line)
   Call: (221) [system] h=end_of_file
   Fail: (221) [system] h=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _1232364)
   Call: (222) [system] get_char((0x55798e5fad60), _1233294)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] char_type(i, end_of_line)
   Fail: (222) [system] char_type(i, end_of_line)
   Call: (222) [system] i=end_of_file
   Fail: (222) [system] i=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _1238864)
   Call: (223) [system] get_char((0x55798e5fad60), _1239794)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] char_type(n, end_of_line)
   Fail: (223) [system] char_type(n, end_of_line)
   Call: (223) [system] n=end_of_file
   Fail: (223) [system] n=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _1245364)
   Call: (224) [system] get_char((0x55798e5fad60), _1246294)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
   Call: (224) [system] char_type(' ', end_of_line)
   Fail: (224) [system] char_type(' ', end_of_line)
   Call: (224) [system] ' '=end_of_file
   Fail: (224) [system] ' '=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _1251864)
   Call: (225) [system] get_char((0x55798e5fad60), _1252794)
   Exit: (225) [system] get_char((0x55798e5fad60), 'T')
   Call: (225) [system] char_type('T', end_of_line)
   Fail: (225) [system] char_type('T', end_of_line)
   Call: (225) [system] 'T'=end_of_file
   Fail: (225) [system] 'T'=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _1258364)
   Call: (226) [system] get_char((0x55798e5fad60), _1259294)
   Exit: (226) [system] get_char((0x55798e5fad60), 'E')
   Call: (226) [system] char_type('E', end_of_line)
   Fail: (226) [system] char_type('E', end_of_line)
   Call: (226) [system] 'E'=end_of_file
   Fail: (226) [system] 'E'=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _1264864)
   Call: (227) [system] get_char((0x55798e5fad60), _1265794)
   Exit: (227) [system] get_char((0x55798e5fad60), 'R')
   Call: (227) [system] char_type('R', end_of_line)
   Fail: (227) [system] char_type('R', end_of_line)
   Call: (227) [system] 'R'=end_of_file
   Fail: (227) [system] 'R'=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _1271364)
   Call: (228) [system] get_char((0x55798e5fad60), _1272294)
   Exit: (228) [system] get_char((0x55798e5fad60), 'M')
   Call: (228) [system] char_type('M', end_of_line)
   Fail: (228) [system] char_type('M', end_of_line)
   Call: (228) [system] 'M'=end_of_file
   Fail: (228) [system] 'M'=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _1277864)
   Call: (229) [system] get_char((0x55798e5fad60), _1278794)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
   Call: (229) [system] char_type(' ', end_of_line)
   Fail: (229) [system] char_type(' ', end_of_line)
   Call: (229) [system] ' '=end_of_file
   Fail: (229) [system] ' '=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _1284364)
   Call: (230) [system] get_char((0x55798e5fad60), _1285294)
   Exit: (230) [system] get_char((0x55798e5fad60), a)
   Call: (230) [system] char_type(a, end_of_line)
   Fail: (230) [system] char_type(a, end_of_line)
   Call: (230) [system] a=end_of_file
   Fail: (230) [system] a=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _1290864)
   Call: (231) [system] get_char((0x55798e5fad60), _1291794)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] char_type(n, end_of_line)
   Fail: (231) [system] char_type(n, end_of_line)
   Call: (231) [system] n=end_of_file
   Fail: (231) [system] n=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _1297364)
   Call: (232) [system] get_char((0x55798e5fad60), _1298294)
   Exit: (232) [system] get_char((0x55798e5fad60), d)
   Call: (232) [system] char_type(d, end_of_line)
   Fail: (232) [system] char_type(d, end_of_line)
   Call: (232) [system] d=end_of_file
   Fail: (232) [system] d=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _1303864)
   Call: (233) [system] get_char((0x55798e5fad60), _1304794)
   Exit: (233) [system] get_char((0x55798e5fad60), ' ')
   Call: (233) [system] char_type(' ', end_of_line)
   Fail: (233) [system] char_type(' ', end_of_line)
   Call: (233) [system] ' '=end_of_file
   Fail: (233) [system] ' '=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _1310364)
   Call: (234) [system] get_char((0x55798e5fad60), _1311294)
   Exit: (234) [system] get_char((0x55798e5fad60), 'T')
   Call: (234) [system] char_type('T', end_of_line)
   Fail: (234) [system] char_type('T', end_of_line)
   Call: (234) [system] 'T'=end_of_file
   Fail: (234) [system] 'T'=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _1316864)
   Call: (235) [system] get_char((0x55798e5fad60), _1317794)
   Exit: (235) [system] get_char((0x55798e5fad60), 'Y')
   Call: (235) [system] char_type('Y', end_of_line)
   Fail: (235) [system] char_type('Y', end_of_line)
   Call: (235) [system] 'Y'=end_of_file
   Fail: (235) [system] 'Y'=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _1323364)
   Call: (236) [system] get_char((0x55798e5fad60), _1324294)
   Exit: (236) [system] get_char((0x55798e5fad60), 'P')
   Call: (236) [system] char_type('P', end_of_line)
   Fail: (236) [system] char_type('P', end_of_line)
   Call: (236) [system] 'P'=end_of_file
   Fail: (236) [system] 'P'=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _1329864)
   Call: (237) [system] get_char((0x55798e5fad60), _1330794)
   Exit: (237) [system] get_char((0x55798e5fad60), 'E')
   Call: (237) [system] char_type('E', end_of_line)
   Fail: (237) [system] char_type('E', end_of_line)
   Call: (237) [system] 'E'=end_of_file
   Fail: (237) [system] 'E'=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _1336364)
   Call: (238) [system] get_char((0x55798e5fad60), _1337294)
   Exit: (238) [system] get_char((0x55798e5fad60), ' ')
   Call: (238) [system] char_type(' ', end_of_line)
   Fail: (238) [system] char_type(' ', end_of_line)
   Call: (238) [system] ' '=end_of_file
   Fail: (238) [system] ' '=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _1342864)
   Call: (239) [system] get_char((0x55798e5fad60), _1343794)
   Exit: (239) [system] get_char((0x55798e5fad60), t)
   Call: (239) [system] char_type(t, end_of_line)
   Fail: (239) [system] char_type(t, end_of_line)
   Call: (239) [system] t=end_of_file
   Fail: (239) [system] t=end_of_file
^  Call: (239) [user] read_until_eol((0x55798e5fad60), _1349364)
   Call: (240) [system] get_char((0x55798e5fad60), _1350294)
   Exit: (240) [system] get_char((0x55798e5fad60), o)
   Call: (240) [system] char_type(o, end_of_line)
   Fail: (240) [system] char_type(o, end_of_line)
   Call: (240) [system] o=end_of_file
   Fail: (240) [system] o=end_of_file
^  Call: (240) [user] read_until_eol((0x55798e5fad60), _1355864)
   Call: (241) [system] get_char((0x55798e5fad60), _1356794)
   Exit: (241) [system] get_char((0x55798e5fad60), ' ')
   Call: (241) [system] char_type(' ', end_of_line)
   Fail: (241) [system] char_type(' ', end_of_line)
   Call: (241) [system] ' '=end_of_file
   Fail: (241) [system] ' '=end_of_file
^  Call: (241) [user] read_until_eol((0x55798e5fad60), _1362364)
   Call: (242) [system] get_char((0x55798e5fad60), _1363294)
   Exit: (242) [system] get_char((0x55798e5fad60), f)
   Call: (242) [system] char_type(f, end_of_line)
   Fail: (242) [system] char_type(f, end_of_line)
   Call: (242) [system] f=end_of_file
   Fail: (242) [system] f=end_of_file
^  Call: (242) [user] read_until_eol((0x55798e5fad60), _1368864)
   Call: (243) [system] get_char((0x55798e5fad60), _1369794)
   Exit: (243) [system] get_char((0x55798e5fad60), o)
   Call: (243) [system] char_type(o, end_of_line)
   Fail: (243) [system] char_type(o, end_of_line)
   Call: (243) [system] o=end_of_file
   Fail: (243) [system] o=end_of_file
^  Call: (243) [user] read_until_eol((0x55798e5fad60), _1375364)
   Call: (244) [system] get_char((0x55798e5fad60), _1376294)
   Exit: (244) [system] get_char((0x55798e5fad60), r)
   Call: (244) [system] char_type(r, end_of_line)
   Fail: (244) [system] char_type(r, end_of_line)
   Call: (244) [system] r=end_of_file
   Fail: (244) [system] r=end_of_file
^  Call: (244) [user] read_until_eol((0x55798e5fad60), _1381864)
   Call: (245) [system] get_char((0x55798e5fad60), _1382794)
   Exit: (245) [system] get_char((0x55798e5fad60), m)
   Call: (245) [system] char_type(m, end_of_line)
   Fail: (245) [system] char_type(m, end_of_line)
   Call: (245) [system] m=end_of_file
   Fail: (245) [system] m=end_of_file
^  Call: (245) [user] read_until_eol((0x55798e5fad60), _1388364)
   Call: (246) [system] get_char((0x55798e5fad60), _1389294)
   Exit: (246) [system] get_char((0x55798e5fad60), ' ')
   Call: (246) [system] char_type(' ', end_of_line)
   Fail: (246) [system] char_type(' ', end_of_line)
   Call: (246) [system] ' '=end_of_file
   Fail: (246) [system] ' '=end_of_file
^  Call: (246) [user] read_until_eol((0x55798e5fad60), _1394864)
   Call: (247) [system] get_char((0x55798e5fad60), _1395794)
   Exit: (247) [system] get_char((0x55798e5fad60), v)
   Call: (247) [system] char_type(v, end_of_line)
   Fail: (247) [system] char_type(v, end_of_line)
   Call: (247) [system] v=end_of_file
   Fail: (247) [system] v=end_of_file
^  Call: (247) [user] read_until_eol((0x55798e5fad60), _1401364)
   Call: (248) [system] get_char((0x55798e5fad60), _1402294)
   Exit: (248) [system] get_char((0x55798e5fad60), a)
   Call: (248) [system] char_type(a, end_of_line)
   Fail: (248) [system] char_type(a, end_of_line)
   Call: (248) [system] a=end_of_file
   Fail: (248) [system] a=end_of_file
^  Call: (248) [user] read_until_eol((0x55798e5fad60), _1407864)
   Call: (249) [system] get_char((0x55798e5fad60), _1408794)
   Exit: (249) [system] get_char((0x55798e5fad60), r)
   Call: (249) [system] char_type(r, end_of_line)
   Fail: (249) [system] char_type(r, end_of_line)
   Call: (249) [system] r=end_of_file
   Fail: (249) [system] r=end_of_file
^  Call: (249) [user] read_until_eol((0x55798e5fad60), _1414364)
   Call: (250) [system] get_char((0x55798e5fad60), _1415294)
   Exit: (250) [system] get_char((0x55798e5fad60), i)
   Call: (250) [system] char_type(i, end_of_line)
   Fail: (250) [system] char_type(i, end_of_line)
   Call: (250) [system] i=end_of_file
   Fail: (250) [system] i=end_of_file
^  Call: (250) [user] read_until_eol((0x55798e5fad60), _1420864)
   Call: (251) [system] get_char((0x55798e5fad60), _1421794)
   Exit: (251) [system] get_char((0x55798e5fad60), o)
   Call: (251) [system] char_type(o, end_of_line)
   Fail: (251) [system] char_type(o, end_of_line)
   Call: (251) [system] o=end_of_file
   Fail: (251) [system] o=end_of_file
^  Call: (251) [user] read_until_eol((0x55798e5fad60), _1427364)
   Call: (252) [system] get_char((0x55798e5fad60), _1428294)
   Exit: (252) [system] get_char((0x55798e5fad60), u)
   Call: (252) [system] char_type(u, end_of_line)
   Fail: (252) [system] char_type(u, end_of_line)
   Call: (252) [system] u=end_of_file
   Fail: (252) [system] u=end_of_file
^  Call: (252) [user] read_until_eol((0x55798e5fad60), _1433864)
   Call: (253) [system] get_char((0x55798e5fad60), _1434794)
   Exit: (253) [system] get_char((0x55798e5fad60), s)
   Call: (253) [system] char_type(s, end_of_line)
   Fail: (253) [system] char_type(s, end_of_line)
   Call: (253) [system] s=end_of_file
   Fail: (253) [system] s=end_of_file
^  Call: (253) [user] read_until_eol((0x55798e5fad60), _1440364)
   Call: (254) [system] get_char((0x55798e5fad60), _1441294)
   Exit: (254) [system] get_char((0x55798e5fad60), ' ')
   Call: (254) [system] char_type(' ', end_of_line)
   Fail: (254) [system] char_type(' ', end_of_line)
   Call: (254) [system] ' '=end_of_file
   Fail: (254) [system] ' '=end_of_file
^  Call: (254) [user] read_until_eol((0x55798e5fad60), _1446864)
   Call: (255) [system] get_char((0x55798e5fad60), _1447794)
   Exit: (255) [system] get_char((0x55798e5fad60), s)
   Call: (255) [system] char_type(s, end_of_line)
   Fail: (255) [system] char_type(s, end_of_line)
   Call: (255) [system] s=end_of_file
   Fail: (255) [system] s=end_of_file
^  Call: (255) [user] read_until_eol((0x55798e5fad60), _1453364)
   Call: (256) [system] get_char((0x55798e5fad60), _1454294)
   Exit: (256) [system] get_char((0x55798e5fad60), o)
   Call: (256) [system] char_type(o, end_of_line)
   Fail: (256) [system] char_type(o, end_of_line)
   Call: (256) [system] o=end_of_file
   Fail: (256) [system] o=end_of_file
^  Call: (256) [user] read_until_eol((0x55798e5fad60), _1459864)
   Call: (257) [system] get_char((0x55798e5fad60), _1460794)
   Exit: (257) [system] get_char((0x55798e5fad60), r)
   Call: (257) [system] char_type(r, end_of_line)
   Fail: (257) [system] char_type(r, end_of_line)
   Call: (257) [system] r=end_of_file
   Fail: (257) [system] r=end_of_file
^  Call: (257) [user] read_until_eol((0x55798e5fad60), _1466364)
   Call: (258) [system] get_char((0x55798e5fad60), _1467294)
   Exit: (258) [system] get_char((0x55798e5fad60), t)
   Call: (258) [system] char_type(t, end_of_line)
   Fail: (258) [system] char_type(t, end_of_line)
   Call: (258) [system] t=end_of_file
   Fail: (258) [system] t=end_of_file
^  Call: (258) [user] read_until_eol((0x55798e5fad60), _1472864)
   Call: (259) [system] get_char((0x55798e5fad60), _1473794)
   Exit: (259) [system] get_char((0x55798e5fad60), ' ')
   Call: (259) [system] char_type(' ', end_of_line)
   Fail: (259) [system] char_type(' ', end_of_line)
   Call: (259) [system] ' '=end_of_file
   Fail: (259) [system] ' '=end_of_file
^  Call: (259) [user] read_until_eol((0x55798e5fad60), _1479364)
   Call: (260) [system] get_char((0x55798e5fad60), _1480294)
   Exit: (260) [system] get_char((0x55798e5fad60), o)
   Call: (260) [system] char_type(o, end_of_line)
   Fail: (260) [system] char_type(o, end_of_line)
   Call: (260) [system] o=end_of_file
   Fail: (260) [system] o=end_of_file
^  Call: (260) [user] read_until_eol((0x55798e5fad60), _1485864)
   Call: (261) [system] get_char((0x55798e5fad60), _1486794)
   Exit: (261) [system] get_char((0x55798e5fad60), f)
   Call: (261) [system] char_type(f, end_of_line)
   Fail: (261) [system] char_type(f, end_of_line)
   Call: (261) [system] f=end_of_file
   Fail: (261) [system] f=end_of_file
^  Call: (261) [user] read_until_eol((0x55798e5fad60), _1492364)
   Call: (262) [system] get_char((0x55798e5fad60), _1493294)
   Exit: (262) [system] get_char((0x55798e5fad60), '\n')
   Call: (262) [system] char_type('\n', end_of_line)
   Exit: (262) [system] char_type('\n', end_of_line)
   Call: (262) [system] _1492364=""
   Exit: (262) [system] ""=""
^  Exit: (261) [user] read_until_eol((0x55798e5fad60), "")
   Call: (261) [system] string_concat(f, "", _1485864)
   Exit: (261) [system] string_concat(f, "", "f")
^  Exit: (260) [user] read_until_eol((0x55798e5fad60), "f")
   Call: (260) [system] string_concat(o, "f", _1479364)
   Exit: (260) [system] string_concat(o, "f", "of")
^  Exit: (259) [user] read_until_eol((0x55798e5fad60), "of")
   Call: (259) [system] string_concat(' ', "of", _1472864)
   Exit: (259) [system] string_concat(' ', "of", " of")
^  Exit: (258) [user] read_until_eol((0x55798e5fad60), " of")
   Call: (258) [system] string_concat(t, " of", _1466364)
   Exit: (258) [system] string_concat(t, " of", "t of")
^  Exit: (257) [user] read_until_eol((0x55798e5fad60), "t of")
   Call: (257) [system] string_concat(r, "t of", _1459864)
   Exit: (257) [system] string_concat(r, "t of", "rt of")
^  Exit: (256) [user] read_until_eol((0x55798e5fad60), "rt of")
   Call: (256) [system] string_concat(o, "rt of", _1453364)
   Exit: (256) [system] string_concat(o, "rt of", "ort of")
^  Exit: (255) [user] read_until_eol((0x55798e5fad60), "ort of")
   Call: (255) [system] string_concat(s, "ort of", _1446864)
   Exit: (255) [system] string_concat(s, "ort of", "sort of")
^  Exit: (254) [user] read_until_eol((0x55798e5fad60), "sort of")
   Call: (254) [system] string_concat(' ', "sort of", _1440364)
   Exit: (254) [system] string_concat(' ', "sort of", " sort of")
^  Exit: (253) [user] read_until_eol((0x55798e5fad60), " sort of")
   Call: (253) [system] string_concat(s, " sort of", _1433864)
   Exit: (253) [system] string_concat(s, " sort of", "s sort of")
^  Exit: (252) [user] read_until_eol((0x55798e5fad60), "s sort of")
   Call: (252) [system] string_concat(u, "s sort of", _1427364)
   Exit: (252) [system] string_concat(u, "s sort of", "us sort of")
^  Exit: (251) [user] read_until_eol((0x55798e5fad60), "us sort of")
   Call: (251) [system] string_concat(o, "us sort of", _1420864)
   Exit: (251) [system] string_concat(o, "us sort of", "ous sort of")
^  Exit: (250) [user] read_until_eol((0x55798e5fad60), "ous sort of")
   Call: (250) [system] string_concat(i, "ous sort of", _1414364)
   Exit: (250) [system] string_concat(i, "ous sort of", "ious sort of")
^  Exit: (249) [user] read_until_eol((0x55798e5fad60), "ious sort of")
   Call: (249) [system] string_concat(r, "ious sort of", _1407864)
   Exit: (249) [system] string_concat(r, "ious sort of", "rious sort of")
^  Exit: (248) [user] read_until_eol((0x55798e5fad60), "rious sort of")
   Call: (248) [system] string_concat(a, "rious sort of", _1401364)
   Exit: (248) [system] string_concat(a, "rious sort of", "arious sort of")
^  Exit: (247) [user] read_until_eol((0x55798e5fad60), "arious sort of")
   Call: (247) [system] string_concat(v, "arious sort of", _1394864)
   Exit: (247) [system] string_concat(v, "arious sort of", "various sort of")
^  Exit: (246) [user] read_until_eol((0x55798e5fad60), "various sort of")
   Call: (246) [system] string_concat(' ', "various sort of", _1388364)
   Exit: (246) [system] string_concat(' ', "various sort of", " various sort of")
^  Exit: (245) [user] read_until_eol((0x55798e5fad60), " various sort of")
   Call: (245) [system] string_concat(m, " various sort of", _1381864)
   Exit: (245) [system] string_concat(m, " various sort of", "m various sort of")
^  Exit: (244) [user] read_until_eol((0x55798e5fad60), "m various sort of")
   Call: (244) [system] string_concat(r, "m various sort of", _1375364)
   Exit: (244) [system] string_concat(r, "m various sort of", "rm various sort of")
^  Exit: (243) [user] read_until_eol((0x55798e5fad60), "rm various sort of")
   Call: (243) [system] string_concat(o, "rm various sort of", _1368864)
   Exit: (243) [system] string_concat(o, "rm various sort of", "orm various sort of")
^  Exit: (242) [user] read_until_eol((0x55798e5fad60), "orm various sort of")
   Call: (242) [system] string_concat(f, "orm various sort of", _1362364)
   Exit: (242) [system] string_concat(f, "orm various sort of", "form various sort of")
^  Exit: (241) [user] read_until_eol((0x55798e5fad60), "form various sort of")
   Call: (241) [system] string_concat(' ', "form various sort of", _1355864)
   Exit: (241) [system] string_concat(' ', "form various sort of", " form various sort of")
^  Exit: (240) [user] read_until_eol((0x55798e5fad60), " form various sort of")
   Call: (240) [system] string_concat(o, " form various sort of", _1349364)
   Exit: (240) [system] string_concat(o, " form various sort of", "o form various sort of")
^  Exit: (239) [user] read_until_eol((0x55798e5fad60), "o form various sort of")
   Call: (239) [system] string_concat(t, "o form various sort of", _1342864)
   Exit: (239) [system] string_concat(t, "o form various sort of", "to form various sort of")
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), "to form various sort of")
   Call: (238) [system] string_concat(' ', "to form various sort of", _1336364)
   Exit: (238) [system] string_concat(' ', "to form various sort of", " to form various sort of")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), " to form various sort of")
   Call: (237) [system] string_concat('E', " to form various sort of", _1329864)
   Exit: (237) [system] string_concat('E', " to form various sort of", "E to form various sort of")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), "E to form various sort of")
   Call: (236) [system] string_concat('P', "E to form various sort of", _1323364)
   Exit: (236) [system] string_concat('P', "E to form various sort of", "PE to form various sort of")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), "PE to form various sort of")
   Call: (235) [system] string_concat('Y', "PE to form various sort of", _1316864)
   Exit: (235) [system] string_concat('Y', "PE to form various sort of", "YPE to form various sort of")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), "YPE to form various sort of")
   Call: (234) [system] string_concat('T', "YPE to form various sort of", _1310364)
   Exit: (234) [system] string_concat('T', "YPE to form various sort of", "TYPE to form various sort of")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "TYPE to form various sort of")
   Call: (233) [system] string_concat(' ', "TYPE to form various sort of", _1303864)
   Exit: (233) [system] string_concat(' ', "TYPE to form various sort of", " TYPE to form various sort of")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), " TYPE to form various sort of")
   Call: (232) [system] string_concat(d, " TYPE to form various sort of", _1297364)
   Exit: (232) [system] string_concat(d, " TYPE to form various sort of", "d TYPE to form various sort of")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "d TYPE to form various sort of")
   Call: (231) [system] string_concat(n, "d TYPE to form various sort of", _1290864)
   Exit: (231) [system] string_concat(n, "d TYPE to form various sort of", "nd TYPE to form various sort of")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), "nd TYPE to form various sort of")
   Call: (230) [system] string_concat(a, "nd TYPE to form various sort of", _1284364)
   Exit: (230) [system] string_concat(a, "nd TYPE to form various sort of", "and TYPE to form various sort of")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), "and TYPE to form various sort of")
   Call: (229) [system] string_concat(' ', "and TYPE to form various sort of", _1277864)
   Exit: (229) [system] string_concat(' ', "and TYPE to form various sort of", " and TYPE to form various sort of")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), " and TYPE to form various sort of")
   Call: (228) [system] string_concat('M', " and TYPE to form various sort of", _1271364)
   Exit: (228) [system] string_concat('M', " and TYPE to form various sort of", "M and TYPE to form various sort of")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "M and TYPE to form various sort of")
   Call: (227) [system] string_concat('R', "M and TYPE to form various sort of", _1264864)
   Exit: (227) [system] string_concat('R', "M and TYPE to form various sort of", "RM and TYPE to form various sort of")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), "RM and TYPE to form various sort of")
   Call: (226) [system] string_concat('E', "RM and TYPE to form various sort of", _1258364)
   Exit: (226) [system] string_concat('E', "RM and TYPE to form various sort of", "ERM and TYPE to form various sort of")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), "ERM and TYPE to form various sort of")
   Call: (225) [system] string_concat('T', "ERM and TYPE to form various sort of", _1251864)
   Exit: (225) [system] string_concat('T', "ERM and TYPE to form various sort of", "TERM and TYPE to form various sort of")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "TERM and TYPE to form various sort of")
   Call: (224) [system] string_concat(' ', "TERM and TYPE to form various sort of", _1245364)
   Exit: (224) [system] string_concat(' ', "TERM and TYPE to form various sort of", " TERM and TYPE to form various sort of")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), " TERM and TYPE to form various sort of")
   Call: (223) [system] string_concat(n, " TERM and TYPE to form various sort of", _1238864)
   Exit: (223) [system] string_concat(n, " TERM and TYPE to form various sort of", "n TERM and TYPE to form various sort of")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "n TERM and TYPE to form various sort of")
   Call: (222) [system] string_concat(i, "n TERM and TYPE to form various sort of", _1232364)
   Exit: (222) [system] string_concat(i, "n TERM and TYPE to form various sort of", "in TERM and TYPE to form various sort of")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "in TERM and TYPE to form various sort of")
   Call: (221) [system] string_concat(h, "in TERM and TYPE to form various sort of", _1225864)
   Exit: (221) [system] string_concat(h, "in TERM and TYPE to form various sort of", "hin TERM and TYPE to form various sort of")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "hin TERM and TYPE to form various sort of")
   Call: (220) [system] string_concat(t, "hin TERM and TYPE to form various sort of", _1219364)
   Exit: (220) [system] string_concat(t, "hin TERM and TYPE to form various sort of", "thin TERM and TYPE to form various sort of")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "thin TERM and TYPE to form various sort of")
   Call: (219) [system] string_concat(i, "thin TERM and TYPE to form various sort of", _1212864)
   Exit: (219) [system] string_concat(i, "thin TERM and TYPE to form various sort of", "ithin TERM and TYPE to form various sort of")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "ithin TERM and TYPE to form various sort of")
   Call: (218) [system] string_concat(w, "ithin TERM and TYPE to form various sort of", _1206364)
   Exit: (218) [system] string_concat(w, "ithin TERM and TYPE to form various sort of", "within TERM and TYPE to form various sort of")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "within TERM and TYPE to form various sort of")
   Call: (217) [system] string_concat(' ', "within TERM and TYPE to form various sort of", _1199864)
   Exit: (217) [system] string_concat(' ', "within TERM and TYPE to form various sort of", " within TERM and TYPE to form various sort of")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), " within TERM and TYPE to form various sort of")
   Call: (216) [system] string_concat(s, " within TERM and TYPE to form various sort of", _1193364)
   Exit: (216) [system] string_concat(s, " within TERM and TYPE to form various sort of", "s within TERM and TYPE to form various sort of")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "s within TERM and TYPE to form various sort of")
   Call: (215) [system] string_concat(e, "s within TERM and TYPE to form various sort of", _1186864)
   Exit: (215) [system] string_concat(e, "s within TERM and TYPE to form various sort of", "es within TERM and TYPE to form various sort of")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "es within TERM and TYPE to form various sort of")
   Call: (214) [system] string_concat(l, "es within TERM and TYPE to form various sort of", _1180364)
   Exit: (214) [system] string_concat(l, "es within TERM and TYPE to form various sort of", "les within TERM and TYPE to form various sort of")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "les within TERM and TYPE to form various sort of")
   Call: (213) [system] string_concat(b, "les within TERM and TYPE to form various sort of", _1173864)
   Exit: (213) [system] string_concat(b, "les within TERM and TYPE to form various sort of", "bles within TERM and TYPE to form various sort of")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), "bles within TERM and TYPE to form various sort of")
   Call: (212) [system] string_concat(a, "bles within TERM and TYPE to form various sort of", _1167364)
   Exit: (212) [system] string_concat(a, "bles within TERM and TYPE to form various sort of", "ables within TERM and TYPE to form various sort of")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "ables within TERM and TYPE to form various sort of")
   Call: (211) [system] string_concat(i, "ables within TERM and TYPE to form various sort of", _1160864)
   Exit: (211) [system] string_concat(i, "ables within TERM and TYPE to form various sort of", "iables within TERM and TYPE to form various sort of")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "iables within TERM and TYPE to form various sort of")
   Call: (210) [system] string_concat(r, "iables within TERM and TYPE to form various sort of", _1154364)
   Exit: (210) [system] string_concat(r, "iables within TERM and TYPE to form various sort of", "riables within TERM and TYPE to form various sort of")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), "riables within TERM and TYPE to form various sort of")
   Call: (209) [system] string_concat(a, "riables within TERM and TYPE to form various sort of", _1147864)
   Exit: (209) [system] string_concat(a, "riables within TERM and TYPE to form various sort of", "ariables within TERM and TYPE to form various sort of")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), "ariables within TERM and TYPE to form various sort of")
   Call: (208) [system] string_concat(v, "ariables within TERM and TYPE to form various sort of", _1141364)
   Exit: (208) [system] string_concat(v, "ariables within TERM and TYPE to form various sort of", "variables within TERM and TYPE to form various sort of")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), "variables within TERM and TYPE to form various sort of")
   Call: (207) [system] string_concat(' ', "variables within TERM and TYPE to form various sort of", _1134864)
   Exit: (207) [system] string_concat(' ', "variables within TERM and TYPE to form various sort of", " variables within TERM and TYPE to form various sort of")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), " variables within TERM and TYPE to form various sort of")
   Call: (206) [system] string_concat(e, " variables within TERM and TYPE to form various sort of", _1128364)
   Exit: (206) [system] string_concat(e, " variables within TERM and TYPE to form various sort of", "e variables within TERM and TYPE to form various sort of")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "e variables within TERM and TYPE to form various sort of")
   Call: (205) [system] string_concat(e, "e variables within TERM and TYPE to form various sort of", _1121864)
   Exit: (205) [system] string_concat(e, "e variables within TERM and TYPE to form various sort of", "ee variables within TERM and TYPE to form various sort of")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "ee variables within TERM and TYPE to form various sort of")
   Call: (204) [system] string_concat(r, "ee variables within TERM and TYPE to form various sort of", _1115364)
   Exit: (204) [system] string_concat(r, "ee variables within TERM and TYPE to form various sort of", "ree variables within TERM and TYPE to form various sort of")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "ree variables within TERM and TYPE to form various sort of")
   Call: (203) [system] string_concat(f, "ree variables within TERM and TYPE to form various sort of", _1108864)
   Exit: (203) [system] string_concat(f, "ree variables within TERM and TYPE to form various sort of", "free variables within TERM and TYPE to form various sort of")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), "free variables within TERM and TYPE to form various sort of")
   Call: (202) [system] string_concat(' ', "free variables within TERM and TYPE to form various sort of", _1102364)
   Exit: (202) [system] string_concat(' ', "free variables within TERM and TYPE to form various sort of", " free variables within TERM and TYPE to form various sort of")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), " free variables within TERM and TYPE to form various sort of")
   Call: (201) [system] string_concat(' ', " free variables within TERM and TYPE to form various sort of", _1095864)
   Exit: (201) [system] string_concat(' ', " free variables within TERM and TYPE to form various sort of", "  free variables within TERM and TYPE to form various sort of")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "  free variables within TERM and TYPE to form various sort of")
   Call: (200) [system] string_concat(' ', "  free variables within TERM and TYPE to form various sort of", _1089364)
   Exit: (200) [system] string_concat(' ', "  free variables within TERM and TYPE to form various sort of", "   free variables within TERM and TYPE to form various sort of")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "   free variables within TERM and TYPE to form various sort of")
   Call: (199) [system] string_concat(' ', "   free variables within TERM and TYPE to form various sort of", _1082864)
   Exit: (199) [system] string_concat(' ', "   free variables within TERM and TYPE to form various sort of", "    free variables within TERM and TYPE to form various sort of")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "    free variables within TERM and TYPE to form various sort of")
   Call: (198) [system] string_concat(' ', "    free variables within TERM and TYPE to form various sort of", _1076364)
   Exit: (198) [system] string_concat(' ', "    free variables within TERM and TYPE to form various sort of", "     free variables within TERM and TYPE to form various sort of")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "     free variables within TERM and TYPE to form various sort of")
   Call: (197) [system] string_concat(' ', "     free variables within TERM and TYPE to form various sort of", _1069864)
   Exit: (197) [system] string_concat(' ', "     free variables within TERM and TYPE to form various sort of", "      free variables within TERM and TYPE to form various sort of")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "      free variables within TERM and TYPE to form various sort of")
   Call: (196) [system] string_concat(' ', "      free variables within TERM and TYPE to form various sort of", _1063364)
   Exit: (196) [system] string_concat(' ', "      free variables within TERM and TYPE to form various sort of", "       free variables within TERM and TYPE to form various sort of")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "       free variables within TERM and TYPE to form various sort of")
   Call: (195) [system] string_concat(' ', "       free variables within TERM and TYPE to form various sort of", _1056864)
   Exit: (195) [system] string_concat(' ', "       free variables within TERM and TYPE to form various sort of", "        free variables within TERM and TYPE to form various sort of")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "        free variables within TERM and TYPE to form various sort of")
   Call: (194) [system] string_concat(' ', "        free variables within TERM and TYPE to form various sort of", _1050364)
   Exit: (194) [system] string_concat(' ', "        free variables within TERM and TYPE to form various sort of", "         free variables within TERM and TYPE to form various sort of")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "         free variables within TERM and TYPE to form various sort of")
   Call: (193) [system] string_concat(;, "         free variables within TERM and TYPE to form various sort of", _1043864)
   Exit: (193) [system] string_concat(;, "         free variables within TERM and TYPE to form various sort of", ";         free variables within TERM and TYPE to form various sort of")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), ";         free variables within TERM and TYPE to form various sort of")
   Call: (192) [system] string_concat(;, ";         free variables within TERM and TYPE to form various sort of", _1037364)
   Exit: (192) [system] string_concat(;, ";         free variables within TERM and TYPE to form various sort of", ";;         free variables within TERM and TYPE to form various sort of")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), ";;         free variables within TERM and TYPE to form various sort of")
^  Call: (191) [user] assertz(metta_file_comment(26, 0, 706, '$COMMENT'(";;         free variables within TERM and TYPE to form various sort of", 26, 0), '$stream_position'(706, 26, 0, 706)))
^  Exit: (191) [user] assertz(metta_file_comment(26, 0, 706, '$COMMENT'(";;         free variables within TERM and TYPE to form various sort of", 26, 0), '$stream_position'(706, 26, 0, 706)))
^  Exit: (190) [user] read_comment((0x55798e5fad60))
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1699962)
   Exit: (191) [system] peek_char((0x55798e5fad60), ;)
   Call: (191) [system] (;)=(;)
   Exit: (191) [system] (;)=(;)
^  Call: (191) [user] read_comment((0x55798e5fad60))
^  Call: (192) [user] read_position((0x55798e5fad60), _1704600, _1704602, _1704604, _1704606)
   Call: (193) [system] stream_property((0x55798e5fad60), position(_1704606))
   Call: (194) [system] nonvar((0x55798e5fad60))
   Exit: (194) [system] nonvar((0x55798e5fad60))
   Call: (194) [system] nonvar(position(_1704606))
   Exit: (194) [system] nonvar(position(_1704606))
   Exit: (193) [system] stream_property((0x55798e5fad60), position('$stream_position'(777, 27, 0, 777)))
   Call: (193) [$syspreds] stream_position_data(line_count, '$stream_position'(777, 27, 0, 777), _1704600)
   Call: (194) [system] nonvar(line_count)
   Exit: (194) [system] nonvar(line_count)
   Call: (194) [$syspreds] stream_position_field(line_count, _1713894)
   Exit: (194) [$syspreds] stream_position_field(line_count, 2)
   Call: (194) [system] arg(2, '$stream_position'(777, 27, 0, 777), _1704600)
   Exit: (194) [system] arg(2, '$stream_position'(777, 27, 0, 777), 27)
   Exit: (193) [$syspreds] stream_position_data(line_count, '$stream_position'(777, 27, 0, 777), 27)
   Call: (193) [$syspreds] stream_position_data(line_position, '$stream_position'(777, 27, 0, 777), _1704602)
   Call: (194) [system] nonvar(line_position)
   Exit: (194) [system] nonvar(line_position)
   Call: (194) [$syspreds] stream_position_field(line_position, _1721328)
   Exit: (194) [$syspreds] stream_position_field(line_position, 3)
   Call: (194) [system] arg(3, '$stream_position'(777, 27, 0, 777), _1704602)
   Exit: (194) [system] arg(3, '$stream_position'(777, 27, 0, 777), 0)
   Exit: (193) [$syspreds] stream_position_data(line_position, '$stream_position'(777, 27, 0, 777), 0)
   Call: (193) [$syspreds] stream_position_data(char_count, '$stream_position'(777, 27, 0, 777), _1704604)
   Call: (194) [system] nonvar(char_count)
   Exit: (194) [system] nonvar(char_count)
   Call: (194) [$syspreds] stream_position_field(char_count, _1728762)
   Exit: (194) [$syspreds] stream_position_field(char_count, 1)
   Call: (194) [system] arg(1, '$stream_position'(777, 27, 0, 777), _1704604)
   Exit: (194) [system] arg(1, '$stream_position'(777, 27, 0, 777), 777)
   Exit: (193) [$syspreds] stream_position_data(char_count, '$stream_position'(777, 27, 0, 777), 777)
^  Exit: (192) [user] read_position((0x55798e5fad60), 27, 0, 777, '$stream_position'(777, 27, 0, 777))
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _1734356)
   Call: (193) [system] get_char((0x55798e5fad60), _1735286)
   Exit: (193) [system] get_char((0x55798e5fad60), ;)
   Call: (193) [system] char_type(;, end_of_line)
   Fail: (193) [system] char_type(;, end_of_line)
   Call: (193) [system] (;)=end_of_file
   Fail: (193) [system] (;)=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _1740856)
   Call: (194) [system] get_char((0x55798e5fad60), _1741786)
   Exit: (194) [system] get_char((0x55798e5fad60), ;)
   Call: (194) [system] char_type(;, end_of_line)
   Fail: (194) [system] char_type(;, end_of_line)
   Call: (194) [system] (;)=end_of_file
   Fail: (194) [system] (;)=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _1747356)
   Call: (195) [system] get_char((0x55798e5fad60), _1748286)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
   Call: (195) [system] char_type(' ', end_of_line)
   Fail: (195) [system] char_type(' ', end_of_line)
   Call: (195) [system] ' '=end_of_file
   Fail: (195) [system] ' '=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _1753856)
   Call: (196) [system] get_char((0x55798e5fad60), _1754786)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
   Call: (196) [system] char_type(' ', end_of_line)
   Fail: (196) [system] char_type(' ', end_of_line)
   Call: (196) [system] ' '=end_of_file
   Fail: (196) [system] ' '=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _1760356)
   Call: (197) [system] get_char((0x55798e5fad60), _1761286)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
   Call: (197) [system] char_type(' ', end_of_line)
   Fail: (197) [system] char_type(' ', end_of_line)
   Call: (197) [system] ' '=end_of_file
   Fail: (197) [system] ' '=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _1766856)
   Call: (198) [system] get_char((0x55798e5fad60), _1767786)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
   Call: (198) [system] char_type(' ', end_of_line)
   Fail: (198) [system] char_type(' ', end_of_line)
   Call: (198) [system] ' '=end_of_file
   Fail: (198) [system] ' '=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _1773356)
   Call: (199) [system] get_char((0x55798e5fad60), _1774286)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
   Call: (199) [system] char_type(' ', end_of_line)
   Fail: (199) [system] char_type(' ', end_of_line)
   Call: (199) [system] ' '=end_of_file
   Fail: (199) [system] ' '=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _1779856)
   Call: (200) [system] get_char((0x55798e5fad60), _1780786)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
   Call: (200) [system] char_type(' ', end_of_line)
   Fail: (200) [system] char_type(' ', end_of_line)
   Call: (200) [system] ' '=end_of_file
   Fail: (200) [system] ' '=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _1786356)
   Call: (201) [system] get_char((0x55798e5fad60), _1787286)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
   Call: (201) [system] char_type(' ', end_of_line)
   Fail: (201) [system] char_type(' ', end_of_line)
   Call: (201) [system] ' '=end_of_file
   Fail: (201) [system] ' '=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _1792856)
   Call: (202) [system] get_char((0x55798e5fad60), _1793786)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
   Call: (202) [system] char_type(' ', end_of_line)
   Fail: (202) [system] char_type(' ', end_of_line)
   Call: (202) [system] ' '=end_of_file
   Fail: (202) [system] ' '=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _1799356)
   Call: (203) [system] get_char((0x55798e5fad60), _1800286)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
   Call: (203) [system] char_type(' ', end_of_line)
   Fail: (203) [system] char_type(' ', end_of_line)
   Call: (203) [system] ' '=end_of_file
   Fail: (203) [system] ' '=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _1805856)
   Call: (204) [system] get_char((0x55798e5fad60), _1806786)
   Exit: (204) [system] get_char((0x55798e5fad60), q)
   Call: (204) [system] char_type(q, end_of_line)
   Fail: (204) [system] char_type(q, end_of_line)
   Call: (204) [system] q=end_of_file
   Fail: (204) [system] q=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _1812356)
   Call: (205) [system] get_char((0x55798e5fad60), _1813286)
   Exit: (205) [system] get_char((0x55798e5fad60), u)
   Call: (205) [system] char_type(u, end_of_line)
   Fail: (205) [system] char_type(u, end_of_line)
   Call: (205) [system] u=end_of_file
   Fail: (205) [system] u=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _1818856)
   Call: (206) [system] get_char((0x55798e5fad60), _1819786)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] char_type(e, end_of_line)
   Fail: (206) [system] char_type(e, end_of_line)
   Call: (206) [system] e=end_of_file
   Fail: (206) [system] e=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _1825356)
   Call: (207) [system] get_char((0x55798e5fad60), _1826286)
   Exit: (207) [system] get_char((0x55798e5fad60), r)
   Call: (207) [system] char_type(r, end_of_line)
   Fail: (207) [system] char_type(r, end_of_line)
   Call: (207) [system] r=end_of_file
   Fail: (207) [system] r=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _1831856)
   Call: (208) [system] get_char((0x55798e5fad60), _1832786)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] char_type(i, end_of_line)
   Fail: (208) [system] char_type(i, end_of_line)
   Call: (208) [system] i=end_of_file
   Fail: (208) [system] i=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _1838356)
   Call: (209) [system] get_char((0x55798e5fad60), _1839286)
   Exit: (209) [system] get_char((0x55798e5fad60), e)
   Call: (209) [system] char_type(e, end_of_line)
   Fail: (209) [system] char_type(e, end_of_line)
   Call: (209) [system] e=end_of_file
   Fail: (209) [system] e=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _1844856)
   Call: (210) [system] get_char((0x55798e5fad60), _1845786)
   Exit: (210) [system] get_char((0x55798e5fad60), s)
   Call: (210) [system] char_type(s, end_of_line)
   Fail: (210) [system] char_type(s, end_of_line)
   Call: (210) [system] s=end_of_file
   Fail: (210) [system] s=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _1851356)
   Call: (211) [system] get_char((0x55798e5fad60), _1852286)
   Exit: (211) [system] get_char((0x55798e5fad60), '\n')
   Call: (211) [system] char_type('\n', end_of_line)
   Exit: (211) [system] char_type('\n', end_of_line)
   Call: (211) [system] _1851356=""
   Exit: (211) [system] ""=""
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "")
   Call: (210) [system] string_concat(s, "", _1844856)
   Exit: (210) [system] string_concat(s, "", "s")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), "s")
   Call: (209) [system] string_concat(e, "s", _1838356)
   Exit: (209) [system] string_concat(e, "s", "es")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), "es")
   Call: (208) [system] string_concat(i, "es", _1831856)
   Exit: (208) [system] string_concat(i, "es", "ies")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), "ies")
   Call: (207) [system] string_concat(r, "ies", _1825356)
   Exit: (207) [system] string_concat(r, "ies", "ries")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "ries")
   Call: (206) [system] string_concat(e, "ries", _1818856)
   Exit: (206) [system] string_concat(e, "ries", "eries")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "eries")
   Call: (205) [system] string_concat(u, "eries", _1812356)
   Exit: (205) [system] string_concat(u, "eries", "ueries")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "ueries")
   Call: (204) [system] string_concat(q, "ueries", _1805856)
   Exit: (204) [system] string_concat(q, "ueries", "queries")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "queries")
   Call: (203) [system] string_concat(' ', "queries", _1799356)
   Exit: (203) [system] string_concat(' ', "queries", " queries")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), " queries")
   Call: (202) [system] string_concat(' ', " queries", _1792856)
   Exit: (202) [system] string_concat(' ', " queries", "  queries")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "  queries")
   Call: (201) [system] string_concat(' ', "  queries", _1786356)
   Exit: (201) [system] string_concat(' ', "  queries", "   queries")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "   queries")
   Call: (200) [system] string_concat(' ', "   queries", _1779856)
   Exit: (200) [system] string_concat(' ', "   queries", "    queries")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "    queries")
   Call: (199) [system] string_concat(' ', "    queries", _1773356)
   Exit: (199) [system] string_concat(' ', "    queries", "     queries")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "     queries")
   Call: (198) [system] string_concat(' ', "     queries", _1766856)
   Exit: (198) [system] string_concat(' ', "     queries", "      queries")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "      queries")
   Call: (197) [system] string_concat(' ', "      queries", _1760356)
   Exit: (197) [system] string_concat(' ', "      queries", "       queries")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "       queries")
   Call: (196) [system] string_concat(' ', "       queries", _1753856)
   Exit: (196) [system] string_concat(' ', "       queries", "        queries")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "        queries")
   Call: (195) [system] string_concat(' ', "        queries", _1747356)
   Exit: (195) [system] string_concat(' ', "        queries", "         queries")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "         queries")
   Call: (194) [system] string_concat(;, "         queries", _1740856)
   Exit: (194) [system] string_concat(;, "         queries", ";         queries")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), ";         queries")
   Call: (193) [system] string_concat(;, ";         queries", _1734356)
   Exit: (193) [system] string_concat(;, ";         queries", ";;         queries")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), ";;         queries")
^  Call: (192) [user] assertz(metta_file_comment(27, 0, 777, '$COMMENT'(";;         queries", 27, 0), '$stream_position'(777, 27, 0, 777)))
^  Exit: (192) [user] assertz(metta_file_comment(27, 0, 777, '$COMMENT'(";;         queries", 27, 0), '$stream_position'(777, 27, 0, 777)))
^  Exit: (191) [user] read_comment((0x55798e5fad60))
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1912914)
   Exit: (192) [system] peek_char((0x55798e5fad60), ;)
   Call: (192) [system] (;)=(;)
   Exit: (192) [system] (;)=(;)
^  Call: (192) [user] read_comment((0x55798e5fad60))
^  Call: (193) [user] read_position((0x55798e5fad60), _1917552, _1917554, _1917556, _1917558)
   Call: (194) [system] stream_property((0x55798e5fad60), position(_1917558))
   Call: (195) [system] nonvar((0x55798e5fad60))
   Exit: (195) [system] nonvar((0x55798e5fad60))
   Call: (195) [system] nonvar(position(_1917558))
   Exit: (195) [system] nonvar(position(_1917558))
   Exit: (194) [system] stream_property((0x55798e5fad60), position('$stream_position'(796, 28, 0, 796)))
   Call: (194) [$syspreds] stream_position_data(line_count, '$stream_position'(796, 28, 0, 796), _1917552)
   Call: (195) [system] nonvar(line_count)
   Exit: (195) [system] nonvar(line_count)
   Call: (195) [$syspreds] stream_position_field(line_count, _1926846)
   Exit: (195) [$syspreds] stream_position_field(line_count, 2)
   Call: (195) [system] arg(2, '$stream_position'(796, 28, 0, 796), _1917552)
   Exit: (195) [system] arg(2, '$stream_position'(796, 28, 0, 796), 28)
   Exit: (194) [$syspreds] stream_position_data(line_count, '$stream_position'(796, 28, 0, 796), 28)
   Call: (194) [$syspreds] stream_position_data(line_position, '$stream_position'(796, 28, 0, 796), _1917554)
   Call: (195) [system] nonvar(line_position)
   Exit: (195) [system] nonvar(line_position)
   Call: (195) [$syspreds] stream_position_field(line_position, _1934280)
   Exit: (195) [$syspreds] stream_position_field(line_position, 3)
   Call: (195) [system] arg(3, '$stream_position'(796, 28, 0, 796), _1917554)
   Exit: (195) [system] arg(3, '$stream_position'(796, 28, 0, 796), 0)
   Exit: (194) [$syspreds] stream_position_data(line_position, '$stream_position'(796, 28, 0, 796), 0)
   Call: (194) [$syspreds] stream_position_data(char_count, '$stream_position'(796, 28, 0, 796), _1917556)
   Call: (195) [system] nonvar(char_count)
   Exit: (195) [system] nonvar(char_count)
   Call: (195) [$syspreds] stream_position_field(char_count, _1941714)
   Exit: (195) [$syspreds] stream_position_field(char_count, 1)
   Call: (195) [system] arg(1, '$stream_position'(796, 28, 0, 796), _1917556)
   Exit: (195) [system] arg(1, '$stream_position'(796, 28, 0, 796), 796)
   Exit: (194) [$syspreds] stream_position_data(char_count, '$stream_position'(796, 28, 0, 796), 796)
^  Exit: (193) [user] read_position((0x55798e5fad60), 28, 0, 796, '$stream_position'(796, 28, 0, 796))
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _1947308)
   Call: (194) [system] get_char((0x55798e5fad60), _1948238)
   Exit: (194) [system] get_char((0x55798e5fad60), ;)
   Call: (194) [system] char_type(;, end_of_line)
   Fail: (194) [system] char_type(;, end_of_line)
   Call: (194) [system] (;)=end_of_file
   Fail: (194) [system] (;)=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _1953808)
   Call: (195) [system] get_char((0x55798e5fad60), _1954738)
   Exit: (195) [system] get_char((0x55798e5fad60), ;)
   Call: (195) [system] char_type(;, end_of_line)
   Fail: (195) [system] char_type(;, end_of_line)
   Call: (195) [system] (;)=end_of_file
   Fail: (195) [system] (;)=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _1960308)
   Call: (196) [system] get_char((0x55798e5fad60), _1961238)
   Exit: (196) [system] get_char((0x55798e5fad60), '\t')
   Call: (196) [system] char_type('\t', end_of_line)
   Fail: (196) [system] char_type('\t', end_of_line)
   Call: (196) [system] '\t'=end_of_file
   Fail: (196) [system] '\t'=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _1966808)
   Call: (197) [system] get_char((0x55798e5fad60), _1967738)
   Exit: (197) [system] get_char((0x55798e5fad60), '\t')
   Call: (197) [system] char_type('\t', end_of_line)
   Fail: (197) [system] char_type('\t', end_of_line)
   Call: (197) [system] '\t'=end_of_file
   Fail: (197) [system] '\t'=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _1973308)
   Call: (198) [system] get_char((0x55798e5fad60), _1974238)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
   Call: (198) [system] char_type(' ', end_of_line)
   Fail: (198) [system] char_type(' ', end_of_line)
   Call: (198) [system] ' '=end_of_file
   Fail: (198) [system] ' '=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _1979808)
   Call: (199) [system] get_char((0x55798e5fad60), _1980738)
   Exit: (199) [system] get_char((0x55798e5fad60), s)
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] s=end_of_file
   Fail: (199) [system] s=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _1986308)
   Call: (200) [system] get_char((0x55798e5fad60), _1987238)
   Exit: (200) [system] get_char((0x55798e5fad60), u)
   Call: (200) [system] char_type(u, end_of_line)
   Fail: (200) [system] char_type(u, end_of_line)
   Call: (200) [system] u=end_of_file
   Fail: (200) [system] u=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _1992808)
   Call: (201) [system] get_char((0x55798e5fad60), _1993738)
   Exit: (201) [system] get_char((0x55798e5fad60), c)
   Call: (201) [system] char_type(c, end_of_line)
   Fail: (201) [system] char_type(c, end_of_line)
   Call: (201) [system] c=end_of_file
   Fail: (201) [system] c=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _1999308)
   Call: (202) [system] get_char((0x55798e5fad60), _2000238)
   Exit: (202) [system] get_char((0x55798e5fad60), h)
   Call: (202) [system] char_type(h, end_of_line)
   Fail: (202) [system] char_type(h, end_of_line)
   Call: (202) [system] h=end_of_file
   Fail: (202) [system] h=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _2005808)
   Call: (203) [system] get_char((0x55798e5fad60), _2006738)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
   Call: (203) [system] char_type(' ', end_of_line)
   Fail: (203) [system] char_type(' ', end_of_line)
   Call: (203) [system] ' '=end_of_file
   Fail: (203) [system] ' '=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _2012308)
   Call: (204) [system] get_char((0x55798e5fad60), _2013238)
   Exit: (204) [system] get_char((0x55798e5fad60), a)
   Call: (204) [system] char_type(a, end_of_line)
   Fail: (204) [system] char_type(a, end_of_line)
   Call: (204) [system] a=end_of_file
   Fail: (204) [system] a=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _2018808)
   Call: (205) [system] get_char((0x55798e5fad60), _2019738)
   Exit: (205) [system] get_char((0x55798e5fad60), s)
   Call: (205) [system] char_type(s, end_of_line)
   Fail: (205) [system] char_type(s, end_of_line)
   Call: (205) [system] s=end_of_file
   Fail: (205) [system] s=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _2025308)
   Call: (206) [system] get_char((0x55798e5fad60), _2026238)
   Exit: (206) [system] get_char((0x55798e5fad60), :)
   Call: (206) [system] char_type(:, end_of_line)
   Fail: (206) [system] char_type(:, end_of_line)
   Call: (206) [system] (:)=end_of_file
   Fail: (206) [system] (:)=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _2031808)
   Call: (207) [system] get_char((0x55798e5fad60), _2032738)
   Exit: (207) [system] get_char((0x55798e5fad60), '\n')
   Call: (207) [system] char_type('\n', end_of_line)
   Exit: (207) [system] char_type('\n', end_of_line)
   Call: (207) [system] _2031808=""
   Exit: (207) [system] ""=""
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "")
   Call: (206) [system] string_concat(:, "", _2025308)
   Exit: (206) [system] string_concat(:, "", ":")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), ":")
   Call: (205) [system] string_concat(s, ":", _2018808)
   Exit: (205) [system] string_concat(s, ":", "s:")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "s:")
   Call: (204) [system] string_concat(a, "s:", _2012308)
   Exit: (204) [system] string_concat(a, "s:", "as:")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "as:")
   Call: (203) [system] string_concat(' ', "as:", _2005808)
   Exit: (203) [system] string_concat(' ', "as:", " as:")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), " as:")
   Call: (202) [system] string_concat(h, " as:", _1999308)
   Exit: (202) [system] string_concat(h, " as:", "h as:")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "h as:")
   Call: (201) [system] string_concat(c, "h as:", _1992808)
   Exit: (201) [system] string_concat(c, "h as:", "ch as:")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "ch as:")
   Call: (200) [system] string_concat(u, "ch as:", _1986308)
   Exit: (200) [system] string_concat(u, "ch as:", "uch as:")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "uch as:")
   Call: (199) [system] string_concat(s, "uch as:", _1979808)
   Exit: (199) [system] string_concat(s, "uch as:", "such as:")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "such as:")
   Call: (198) [system] string_concat(' ', "such as:", _1973308)
   Exit: (198) [system] string_concat(' ', "such as:", " such as:")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), " such as:")
   Call: (197) [system] string_concat('\t', " such as:", _1966808)
   Exit: (197) [system] string_concat('\t', " such as:", "\t such as:")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "\t such as:")
   Call: (196) [system] string_concat('\t', "\t such as:", _1960308)
   Exit: (196) [system] string_concat('\t', "\t such as:", "\t\t such as:")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "\t\t such as:")
   Call: (195) [system] string_concat(;, "\t\t such as:", _1953808)
   Exit: (195) [system] string_concat(;, "\t\t such as:", ";\t\t such as:")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), ";\t\t such as:")
   Call: (194) [system] string_concat(;, ";\t\t such as:", _1947308)
   Exit: (194) [system] string_concat(;, ";\t\t such as:", ";;\t\t such as:")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), ";;\t\t such as:")
^  Call: (193) [user] assertz(metta_file_comment(28, 0, 796, '$COMMENT'(";;\t\t such as:", 28, 0), '$stream_position'(796, 28, 0, 796)))
^  Exit: (193) [user] assertz(metta_file_comment(28, 0, 796, '$COMMENT'(";;\t\t such as:", 28, 0), '$stream_position'(796, 28, 0, 796)))
^  Exit: (192) [user] read_comment((0x55798e5fad60))
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _2079358)
   Exit: (193) [system] peek_char((0x55798e5fad60), ;)
   Call: (193) [system] (;)=(;)
   Exit: (193) [system] (;)=(;)
^  Call: (193) [user] read_comment((0x55798e5fad60))
^  Call: (194) [user] read_position((0x55798e5fad60), _2083996, _2083998, _2084000, _2084002)
   Call: (195) [system] stream_property((0x55798e5fad60), position(_2084002))
   Call: (196) [system] nonvar((0x55798e5fad60))
   Exit: (196) [system] nonvar((0x55798e5fad60))
   Call: (196) [system] nonvar(position(_2084002))
   Exit: (196) [system] nonvar(position(_2084002))
   Exit: (195) [system] stream_property((0x55798e5fad60), position('$stream_position'(810, 29, 0, 810)))
   Call: (195) [$syspreds] stream_position_data(line_count, '$stream_position'(810, 29, 0, 810), _2083996)
   Call: (196) [system] nonvar(line_count)
   Exit: (196) [system] nonvar(line_count)
   Call: (196) [$syspreds] stream_position_field(line_count, _2093290)
   Exit: (196) [$syspreds] stream_position_field(line_count, 2)
   Call: (196) [system] arg(2, '$stream_position'(810, 29, 0, 810), _2083996)
   Exit: (196) [system] arg(2, '$stream_position'(810, 29, 0, 810), 29)
   Exit: (195) [$syspreds] stream_position_data(line_count, '$stream_position'(810, 29, 0, 810), 29)
   Call: (195) [$syspreds] stream_position_data(line_position, '$stream_position'(810, 29, 0, 810), _3376)
   Call: (196) [system] nonvar(line_position)
   Exit: (196) [system] nonvar(line_position)
   Call: (196) [$syspreds] stream_position_field(line_position, _7078)
   Exit: (196) [$syspreds] stream_position_field(line_position, 3)
   Call: (196) [system] arg(3, '$stream_position'(810, 29, 0, 810), _3376)
   Exit: (196) [system] arg(3, '$stream_position'(810, 29, 0, 810), 0)
   Exit: (195) [$syspreds] stream_position_data(line_position, '$stream_position'(810, 29, 0, 810), 0)
   Call: (195) [$syspreds] stream_position_data(char_count, '$stream_position'(810, 29, 0, 810), _3378)
   Call: (196) [system] nonvar(char_count)
   Exit: (196) [system] nonvar(char_count)
   Call: (196) [$syspreds] stream_position_field(char_count, _14512)
   Exit: (196) [$syspreds] stream_position_field(char_count, 1)
   Call: (196) [system] arg(1, '$stream_position'(810, 29, 0, 810), _3378)
   Exit: (196) [system] arg(1, '$stream_position'(810, 29, 0, 810), 810)
   Exit: (195) [$syspreds] stream_position_data(char_count, '$stream_position'(810, 29, 0, 810), 810)
^  Exit: (194) [user] read_position((0x55798e5fad60), 29, 0, 810, '$stream_position'(810, 29, 0, 810))
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _20106)
   Call: (195) [system] get_char((0x55798e5fad60), _21036)
   Exit: (195) [system] get_char((0x55798e5fad60), ;)
   Call: (195) [system] char_type(;, end_of_line)
   Fail: (195) [system] char_type(;, end_of_line)
   Call: (195) [system] (;)=end_of_file
   Fail: (195) [system] (;)=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _26606)
   Call: (196) [system] get_char((0x55798e5fad60), _27536)
   Exit: (196) [system] get_char((0x55798e5fad60), ;)
   Call: (196) [system] char_type(;, end_of_line)
   Fail: (196) [system] char_type(;, end_of_line)
   Call: (196) [system] (;)=end_of_file
   Fail: (196) [system] (;)=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _33106)
   Call: (197) [system] get_char((0x55798e5fad60), _34036)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
   Call: (197) [system] char_type(' ', end_of_line)
   Fail: (197) [system] char_type(' ', end_of_line)
   Call: (197) [system] ' '=end_of_file
   Fail: (197) [system] ' '=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _39606)
   Call: (198) [system] get_char((0x55798e5fad60), _40536)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
   Call: (198) [system] char_type(' ', end_of_line)
   Fail: (198) [system] char_type(' ', end_of_line)
   Call: (198) [system] ' '=end_of_file
   Fail: (198) [system] ' '=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _46106)
   Call: (199) [system] get_char((0x55798e5fad60), _47036)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
   Call: (199) [system] char_type(' ', end_of_line)
   Fail: (199) [system] char_type(' ', end_of_line)
   Call: (199) [system] ' '=end_of_file
   Fail: (199) [system] ' '=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _52606)
   Call: (200) [system] get_char((0x55798e5fad60), _53536)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
   Call: (200) [system] char_type(' ', end_of_line)
   Fail: (200) [system] char_type(' ', end_of_line)
   Call: (200) [system] ' '=end_of_file
   Fail: (200) [system] ' '=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _59106)
   Call: (201) [system] get_char((0x55798e5fad60), _60036)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
   Call: (201) [system] char_type(' ', end_of_line)
   Fail: (201) [system] char_type(' ', end_of_line)
   Call: (201) [system] ' '=end_of_file
   Fail: (201) [system] ' '=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _65606)
   Call: (202) [system] get_char((0x55798e5fad60), _66536)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
   Call: (202) [system] char_type(' ', end_of_line)
   Fail: (202) [system] char_type(' ', end_of_line)
   Call: (202) [system] ' '=end_of_file
   Fail: (202) [system] ' '=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _72106)
   Call: (203) [system] get_char((0x55798e5fad60), _73036)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
   Call: (203) [system] char_type(' ', end_of_line)
   Fail: (203) [system] char_type(' ', end_of_line)
   Call: (203) [system] ' '=end_of_file
   Fail: (203) [system] ' '=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _78606)
   Call: (204) [system] get_char((0x55798e5fad60), _79536)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
   Call: (204) [system] char_type(' ', end_of_line)
   Fail: (204) [system] char_type(' ', end_of_line)
   Call: (204) [system] ' '=end_of_file
   Fail: (204) [system] ' '=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _85106)
   Call: (205) [system] get_char((0x55798e5fad60), _86036)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
   Call: (205) [system] char_type(' ', end_of_line)
   Fail: (205) [system] char_type(' ', end_of_line)
   Call: (205) [system] ' '=end_of_file
   Fail: (205) [system] ' '=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _91606)
   Call: (206) [system] get_char((0x55798e5fad60), _92536)
   Exit: (206) [system] get_char((0x55798e5fad60), '1')
   Call: (206) [system] char_type('1', end_of_line)
   Fail: (206) [system] char_type('1', end_of_line)
   Call: (206) [system] '1'=end_of_file
   Fail: (206) [system] '1'=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _98106)
   Call: (207) [system] get_char((0x55798e5fad60), _99036)
   Exit: (207) [system] get_char((0x55798e5fad60), '.')
   Call: (207) [system] char_type('.', end_of_line)
   Fail: (207) [system] char_type('.', end_of_line)
   Call: (207) [system] ('.')=end_of_file
   Fail: (207) [system] ('.')=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _104606)
   Call: (208) [system] get_char((0x55798e5fad60), _105536)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
   Call: (208) [system] char_type(' ', end_of_line)
   Fail: (208) [system] char_type(' ', end_of_line)
   Call: (208) [system] ' '=end_of_file
   Fail: (208) [system] ' '=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _111106)
   Call: (209) [system] get_char((0x55798e5fad60), _112036)
   Exit: (209) [system] get_char((0x55798e5fad60), 'B')
   Call: (209) [system] char_type('B', end_of_line)
   Fail: (209) [system] char_type('B', end_of_line)
   Call: (209) [system] 'B'=end_of_file
   Fail: (209) [system] 'B'=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _117606)
   Call: (210) [system] get_char((0x55798e5fad60), _118536)
   Exit: (210) [system] get_char((0x55798e5fad60), a)
   Call: (210) [system] char_type(a, end_of_line)
   Fail: (210) [system] char_type(a, end_of_line)
   Call: (210) [system] a=end_of_file
   Fail: (210) [system] a=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _124106)
   Call: (211) [system] get_char((0x55798e5fad60), _125036)
   Exit: (211) [system] get_char((0x55798e5fad60), c)
   Call: (211) [system] char_type(c, end_of_line)
   Fail: (211) [system] char_type(c, end_of_line)
   Call: (211) [system] c=end_of_file
   Fail: (211) [system] c=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _130606)
   Call: (212) [system] get_char((0x55798e5fad60), _131536)
   Exit: (212) [system] get_char((0x55798e5fad60), k)
   Call: (212) [system] char_type(k, end_of_line)
   Fail: (212) [system] char_type(k, end_of_line)
   Call: (212) [system] k=end_of_file
   Fail: (212) [system] k=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _137106)
   Call: (213) [system] get_char((0x55798e5fad60), _138036)
   Exit: (213) [system] get_char((0x55798e5fad60), w)
   Call: (213) [system] char_type(w, end_of_line)
   Fail: (213) [system] char_type(w, end_of_line)
   Call: (213) [system] w=end_of_file
   Fail: (213) [system] w=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _143606)
   Call: (214) [system] get_char((0x55798e5fad60), _144536)
   Exit: (214) [system] get_char((0x55798e5fad60), a)
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] a=end_of_file
   Fail: (214) [system] a=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _150106)
   Call: (215) [system] get_char((0x55798e5fad60), _151036)
   Exit: (215) [system] get_char((0x55798e5fad60), r)
   Call: (215) [system] char_type(r, end_of_line)
   Fail: (215) [system] char_type(r, end_of_line)
   Call: (215) [system] r=end_of_file
   Fail: (215) [system] r=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _156606)
   Call: (216) [system] get_char((0x55798e5fad60), _157536)
   Exit: (216) [system] get_char((0x55798e5fad60), d)
   Call: (216) [system] char_type(d, end_of_line)
   Fail: (216) [system] char_type(d, end_of_line)
   Call: (216) [system] d=end_of_file
   Fail: (216) [system] d=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _163106)
   Call: (217) [system] get_char((0x55798e5fad60), _164036)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
   Call: (217) [system] char_type(' ', end_of_line)
   Fail: (217) [system] char_type(' ', end_of_line)
   Call: (217) [system] ' '=end_of_file
   Fail: (217) [system] ' '=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _169606)
   Call: (218) [system] get_char((0x55798e5fad60), _170536)
   Exit: (218) [system] get_char((0x55798e5fad60), c)
   Call: (218) [system] char_type(c, end_of_line)
   Fail: (218) [system] char_type(c, end_of_line)
   Call: (218) [system] c=end_of_file
   Fail: (218) [system] c=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _176106)
   Call: (219) [system] get_char((0x55798e5fad60), _177036)
   Exit: (219) [system] get_char((0x55798e5fad60), h)
   Call: (219) [system] char_type(h, end_of_line)
   Fail: (219) [system] char_type(h, end_of_line)
   Call: (219) [system] h=end_of_file
   Fail: (219) [system] h=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _182606)
   Call: (220) [system] get_char((0x55798e5fad60), _183536)
   Exit: (220) [system] get_char((0x55798e5fad60), a)
   Call: (220) [system] char_type(a, end_of_line)
   Fail: (220) [system] char_type(a, end_of_line)
   Call: (220) [system] a=end_of_file
   Fail: (220) [system] a=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _189106)
   Call: (221) [system] get_char((0x55798e5fad60), _190036)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] char_type(i, end_of_line)
   Fail: (221) [system] char_type(i, end_of_line)
   Call: (221) [system] i=end_of_file
   Fail: (221) [system] i=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _195606)
   Call: (222) [system] get_char((0x55798e5fad60), _196536)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] char_type(n, end_of_line)
   Fail: (222) [system] char_type(n, end_of_line)
   Call: (222) [system] n=end_of_file
   Fail: (222) [system] n=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _202106)
   Call: (223) [system] get_char((0x55798e5fad60), _203036)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] char_type(i, end_of_line)
   Fail: (223) [system] char_type(i, end_of_line)
   Call: (223) [system] i=end_of_file
   Fail: (223) [system] i=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _208606)
   Call: (224) [system] get_char((0x55798e5fad60), _209536)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] char_type(n, end_of_line)
   Fail: (224) [system] char_type(n, end_of_line)
   Call: (224) [system] n=end_of_file
   Fail: (224) [system] n=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _215106)
   Call: (225) [system] get_char((0x55798e5fad60), _216036)
   Exit: (225) [system] get_char((0x55798e5fad60), g)
   Call: (225) [system] char_type(g, end_of_line)
   Fail: (225) [system] char_type(g, end_of_line)
   Call: (225) [system] g=end_of_file
   Fail: (225) [system] g=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _221606)
   Call: (226) [system] get_char((0x55798e5fad60), _222536)
   Exit: (226) [system] get_char((0x55798e5fad60), :)
   Call: (226) [system] char_type(:, end_of_line)
   Fail: (226) [system] char_type(:, end_of_line)
   Call: (226) [system] (:)=end_of_file
   Fail: (226) [system] (:)=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _228106)
   Call: (227) [system] get_char((0x55798e5fad60), _229036)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
   Call: (227) [system] char_type(' ', end_of_line)
   Fail: (227) [system] char_type(' ', end_of_line)
   Call: (227) [system] ' '=end_of_file
   Fail: (227) [system] ' '=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _234606)
   Call: (228) [system] get_char((0x55798e5fad60), _235536)
   Exit: (228) [system] get_char((0x55798e5fad60), '(')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] '('=end_of_file
   Fail: (228) [system] '('=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _241106)
   Call: (229) [system] get_char((0x55798e5fad60), _242036)
   Exit: (229) [system] get_char((0x55798e5fad60), :)
   Call: (229) [system] char_type(:, end_of_line)
   Fail: (229) [system] char_type(:, end_of_line)
   Call: (229) [system] (:)=end_of_file
   Fail: (229) [system] (:)=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _247606)
   Call: (230) [system] get_char((0x55798e5fad60), _248536)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
   Call: (230) [system] char_type(' ', end_of_line)
   Fail: (230) [system] char_type(' ', end_of_line)
   Call: (230) [system] ' '=end_of_file
   Fail: (230) [system] ' '=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _254106)
   Call: (231) [system] get_char((0x55798e5fad60), _255036)
   Exit: (231) [system] get_char((0x55798e5fad60), $)
   Call: (231) [system] char_type($, end_of_line)
   Fail: (231) [system] char_type($, end_of_line)
   Call: (231) [system] ($)=end_of_file
   Fail: (231) [system] ($)=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _260606)
   Call: (232) [system] get_char((0x55798e5fad60), _261536)
   Exit: (232) [system] get_char((0x55798e5fad60), t)
   Call: (232) [system] char_type(t, end_of_line)
   Fail: (232) [system] char_type(t, end_of_line)
   Call: (232) [system] t=end_of_file
   Fail: (232) [system] t=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _267106)
   Call: (233) [system] get_char((0x55798e5fad60), _268036)
   Exit: (233) [system] get_char((0x55798e5fad60), e)
   Call: (233) [system] char_type(e, end_of_line)
   Fail: (233) [system] char_type(e, end_of_line)
   Call: (233) [system] e=end_of_file
   Fail: (233) [system] e=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _273606)
   Call: (234) [system] get_char((0x55798e5fad60), _274536)
   Exit: (234) [system] get_char((0x55798e5fad60), r)
   Call: (234) [system] char_type(r, end_of_line)
   Fail: (234) [system] char_type(r, end_of_line)
   Call: (234) [system] r=end_of_file
   Fail: (234) [system] r=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _280106)
   Call: (235) [system] get_char((0x55798e5fad60), _281036)
   Exit: (235) [system] get_char((0x55798e5fad60), m)
   Call: (235) [system] char_type(m, end_of_line)
   Fail: (235) [system] char_type(m, end_of_line)
   Call: (235) [system] m=end_of_file
   Fail: (235) [system] m=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _286606)
   Call: (236) [system] get_char((0x55798e5fad60), _287536)
   Exit: (236) [system] get_char((0x55798e5fad60), ' ')
   Call: (236) [system] char_type(' ', end_of_line)
   Fail: (236) [system] char_type(' ', end_of_line)
   Call: (236) [system] ' '=end_of_file
   Fail: (236) [system] ' '=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _293106)
   Call: (237) [system] get_char((0x55798e5fad60), _294036)
   Exit: (237) [system] get_char((0x55798e5fad60), '(')
   Call: (237) [system] char_type('(', end_of_line)
   Fail: (237) [system] char_type('(', end_of_line)
   Call: (237) [system] '('=end_of_file
   Fail: (237) [system] '('=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _299606)
   Call: (238) [system] get_char((0x55798e5fad60), _300536)
   Exit: (238) [system] get_char((0x55798e5fad60), 'I')
   Call: (238) [system] char_type('I', end_of_line)
   Fail: (238) [system] char_type('I', end_of_line)
   Call: (238) [system] 'I'=end_of_file
   Fail: (238) [system] 'I'=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _306106)
   Call: (239) [system] get_char((0x55798e5fad60), _307036)
   Exit: (239) [system] get_char((0x55798e5fad60), n)
   Call: (239) [system] char_type(n, end_of_line)
   Fail: (239) [system] char_type(n, end_of_line)
   Call: (239) [system] n=end_of_file
   Fail: (239) [system] n=end_of_file
^  Call: (239) [user] read_until_eol((0x55798e5fad60), _312606)
   Call: (240) [system] get_char((0x55798e5fad60), _313536)
   Exit: (240) [system] get_char((0x55798e5fad60), h)
   Call: (240) [system] char_type(h, end_of_line)
   Fail: (240) [system] char_type(h, end_of_line)
   Call: (240) [system] h=end_of_file
   Fail: (240) [system] h=end_of_file
^  Call: (240) [user] read_until_eol((0x55798e5fad60), _319106)
   Call: (241) [system] get_char((0x55798e5fad60), _320036)
   Exit: (241) [system] get_char((0x55798e5fad60), e)
   Call: (241) [system] char_type(e, end_of_line)
   Fail: (241) [system] char_type(e, end_of_line)
   Call: (241) [system] e=end_of_file
   Fail: (241) [system] e=end_of_file
^  Call: (241) [user] read_until_eol((0x55798e5fad60), _325606)
   Call: (242) [system] get_char((0x55798e5fad60), _326536)
   Exit: (242) [system] get_char((0x55798e5fad60), r)
   Call: (242) [system] char_type(r, end_of_line)
   Fail: (242) [system] char_type(r, end_of_line)
   Call: (242) [system] r=end_of_file
   Fail: (242) [system] r=end_of_file
^  Call: (242) [user] read_until_eol((0x55798e5fad60), _332106)
   Call: (243) [system] get_char((0x55798e5fad60), _333036)
   Exit: (243) [system] get_char((0x55798e5fad60), i)
   Call: (243) [system] char_type(i, end_of_line)
   Fail: (243) [system] char_type(i, end_of_line)
   Call: (243) [system] i=end_of_file
   Fail: (243) [system] i=end_of_file
^  Call: (243) [user] read_until_eol((0x55798e5fad60), _338606)
   Call: (244) [system] get_char((0x55798e5fad60), _339536)
   Exit: (244) [system] get_char((0x55798e5fad60), t)
   Call: (244) [system] char_type(t, end_of_line)
   Fail: (244) [system] char_type(t, end_of_line)
   Call: (244) [system] t=end_of_file
   Fail: (244) [system] t=end_of_file
^  Call: (244) [user] read_until_eol((0x55798e5fad60), _345106)
   Call: (245) [system] get_char((0x55798e5fad60), _346036)
   Exit: (245) [system] get_char((0x55798e5fad60), a)
   Call: (245) [system] char_type(a, end_of_line)
   Fail: (245) [system] char_type(a, end_of_line)
   Call: (245) [system] a=end_of_file
   Fail: (245) [system] a=end_of_file
^  Call: (245) [user] read_until_eol((0x55798e5fad60), _351606)
   Call: (246) [system] get_char((0x55798e5fad60), _352536)
   Exit: (246) [system] get_char((0x55798e5fad60), n)
   Call: (246) [system] char_type(n, end_of_line)
   Fail: (246) [system] char_type(n, end_of_line)
   Call: (246) [system] n=end_of_file
   Fail: (246) [system] n=end_of_file
^  Call: (246) [user] read_until_eol((0x55798e5fad60), _358106)
   Call: (247) [system] get_char((0x55798e5fad60), _359036)
   Exit: (247) [system] get_char((0x55798e5fad60), c)
   Call: (247) [system] char_type(c, end_of_line)
   Fail: (247) [system] char_type(c, end_of_line)
   Call: (247) [system] c=end_of_file
   Fail: (247) [system] c=end_of_file
^  Call: (247) [user] read_until_eol((0x55798e5fad60), _364606)
   Call: (248) [system] get_char((0x55798e5fad60), _365536)
   Exit: (248) [system] get_char((0x55798e5fad60), e)
   Call: (248) [system] char_type(e, end_of_line)
   Fail: (248) [system] char_type(e, end_of_line)
   Call: (248) [system] e=end_of_file
   Fail: (248) [system] e=end_of_file
^  Call: (248) [user] read_until_eol((0x55798e5fad60), _371106)
   Call: (249) [system] get_char((0x55798e5fad60), _372036)
   Exit: (249) [system] get_char((0x55798e5fad60), ' ')
   Call: (249) [system] char_type(' ', end_of_line)
   Fail: (249) [system] char_type(' ', end_of_line)
   Call: (249) [system] ' '=end_of_file
   Fail: (249) [system] ' '=end_of_file
^  Call: (249) [user] read_until_eol((0x55798e5fad60), _377606)
   Call: (250) [system] get_char((0x55798e5fad60), _378536)
   Exit: (250) [system] get_char((0x55798e5fad60), $)
   Call: (250) [system] char_type($, end_of_line)
   Fail: (250) [system] char_type($, end_of_line)
   Call: (250) [system] ($)=end_of_file
   Fail: (250) [system] ($)=end_of_file
^  Call: (250) [user] read_until_eol((0x55798e5fad60), _384106)
   Call: (251) [system] get_char((0x55798e5fad60), _385036)
   Exit: (251) [system] get_char((0x55798e5fad60), x)
   Call: (251) [system] char_type(x, end_of_line)
   Fail: (251) [system] char_type(x, end_of_line)
   Call: (251) [system] x=end_of_file
   Fail: (251) [system] x=end_of_file
^  Call: (251) [user] read_until_eol((0x55798e5fad60), _390606)
   Call: (252) [system] get_char((0x55798e5fad60), _391536)
   Exit: (252) [system] get_char((0x55798e5fad60), ' ')
   Call: (252) [system] char_type(' ', end_of_line)
   Fail: (252) [system] char_type(' ', end_of_line)
   Call: (252) [system] ' '=end_of_file
   Fail: (252) [system] ' '=end_of_file
^  Call: (252) [user] read_until_eol((0x55798e5fad60), _397106)
   Call: (253) [system] get_char((0x55798e5fad60), _398036)
   Exit: (253) [system] get_char((0x55798e5fad60), 'M')
   Call: (253) [system] char_type('M', end_of_line)
   Fail: (253) [system] char_type('M', end_of_line)
   Call: (253) [system] 'M'=end_of_file
   Fail: (253) [system] 'M'=end_of_file
^  Call: (253) [user] read_until_eol((0x55798e5fad60), _403606)
   Call: (254) [system] get_char((0x55798e5fad60), _404536)
   Exit: (254) [system] get_char((0x55798e5fad60), a)
   Call: (254) [system] char_type(a, end_of_line)
   Fail: (254) [system] char_type(a, end_of_line)
   Call: (254) [system] a=end_of_file
   Fail: (254) [system] a=end_of_file
^  Call: (254) [user] read_until_eol((0x55798e5fad60), _410106)
   Call: (255) [system] get_char((0x55798e5fad60), _411036)
   Exit: (255) [system] get_char((0x55798e5fad60), m)
   Call: (255) [system] char_type(m, end_of_line)
   Fail: (255) [system] char_type(m, end_of_line)
   Call: (255) [system] m=end_of_file
   Fail: (255) [system] m=end_of_file
^  Call: (255) [user] read_until_eol((0x55798e5fad60), _416606)
   Call: (256) [system] get_char((0x55798e5fad60), _417536)
   Exit: (256) [system] get_char((0x55798e5fad60), m)
   Call: (256) [system] char_type(m, end_of_line)
   Fail: (256) [system] char_type(m, end_of_line)
   Call: (256) [system] m=end_of_file
   Fail: (256) [system] m=end_of_file
^  Call: (256) [user] read_until_eol((0x55798e5fad60), _423106)
   Call: (257) [system] get_char((0x55798e5fad60), _424036)
   Exit: (257) [system] get_char((0x55798e5fad60), a)
   Call: (257) [system] char_type(a, end_of_line)
   Fail: (257) [system] char_type(a, end_of_line)
   Call: (257) [system] a=end_of_file
   Fail: (257) [system] a=end_of_file
^  Call: (257) [user] read_until_eol((0x55798e5fad60), _429606)
   Call: (258) [system] get_char((0x55798e5fad60), _430536)
   Exit: (258) [system] get_char((0x55798e5fad60), l)
   Call: (258) [system] char_type(l, end_of_line)
   Fail: (258) [system] char_type(l, end_of_line)
   Call: (258) [system] l=end_of_file
   Fail: (258) [system] l=end_of_file
^  Call: (258) [user] read_until_eol((0x55798e5fad60), _436106)
   Call: (259) [system] get_char((0x55798e5fad60), _437036)
   Exit: (259) [system] get_char((0x55798e5fad60), ')')
   Call: (259) [system] char_type(')', end_of_line)
   Fail: (259) [system] char_type(')', end_of_line)
   Call: (259) [system] ')'=end_of_file
   Fail: (259) [system] ')'=end_of_file
^  Call: (259) [user] read_until_eol((0x55798e5fad60), _442606)
   Call: (260) [system] get_char((0x55798e5fad60), _443536)
   Exit: (260) [system] get_char((0x55798e5fad60), ')')
   Call: (260) [system] char_type(')', end_of_line)
   Fail: (260) [system] char_type(')', end_of_line)
   Call: (260) [system] ')'=end_of_file
   Fail: (260) [system] ')'=end_of_file
^  Call: (260) [user] read_until_eol((0x55798e5fad60), _449106)
   Call: (261) [system] get_char((0x55798e5fad60), _450036)
   Exit: (261) [system] get_char((0x55798e5fad60), '\n')
   Call: (261) [system] char_type('\n', end_of_line)
   Exit: (261) [system] char_type('\n', end_of_line)
   Call: (261) [system] _449106=""
   Exit: (261) [system] ""=""
^  Exit: (260) [user] read_until_eol((0x55798e5fad60), "")
   Call: (260) [system] string_concat(')', "", _442606)
   Exit: (260) [system] string_concat(')', "", ")")
^  Exit: (259) [user] read_until_eol((0x55798e5fad60), ")")
   Call: (259) [system] string_concat(')', ")", _436106)
   Exit: (259) [system] string_concat(')', ")", "))")
^  Exit: (258) [user] read_until_eol((0x55798e5fad60), "))")
   Call: (258) [system] string_concat(l, "))", _429606)
   Exit: (258) [system] string_concat(l, "))", "l))")
^  Exit: (257) [user] read_until_eol((0x55798e5fad60), "l))")
   Call: (257) [system] string_concat(a, "l))", _423106)
   Exit: (257) [system] string_concat(a, "l))", "al))")
^  Exit: (256) [user] read_until_eol((0x55798e5fad60), "al))")
   Call: (256) [system] string_concat(m, "al))", _416606)
   Exit: (256) [system] string_concat(m, "al))", "mal))")
^  Exit: (255) [user] read_until_eol((0x55798e5fad60), "mal))")
   Call: (255) [system] string_concat(m, "mal))", _410106)
   Exit: (255) [system] string_concat(m, "mal))", "mmal))")
^  Exit: (254) [user] read_until_eol((0x55798e5fad60), "mmal))")
   Call: (254) [system] string_concat(a, "mmal))", _403606)
   Exit: (254) [system] string_concat(a, "mmal))", "ammal))")
^  Exit: (253) [user] read_until_eol((0x55798e5fad60), "ammal))")
   Call: (253) [system] string_concat('M', "ammal))", _397106)
   Exit: (253) [system] string_concat('M', "ammal))", "Mammal))")
^  Exit: (252) [user] read_until_eol((0x55798e5fad60), "Mammal))")
   Call: (252) [system] string_concat(' ', "Mammal))", _390606)
   Exit: (252) [system] string_concat(' ', "Mammal))", " Mammal))")
^  Exit: (251) [user] read_until_eol((0x55798e5fad60), " Mammal))")
   Call: (251) [system] string_concat(x, " Mammal))", _384106)
   Exit: (251) [system] string_concat(x, " Mammal))", "x Mammal))")
^  Exit: (250) [user] read_until_eol((0x55798e5fad60), "x Mammal))")
   Call: (250) [system] string_concat($, "x Mammal))", _377606)
   Exit: (250) [system] string_concat($, "x Mammal))", "$x Mammal))")
^  Exit: (249) [user] read_until_eol((0x55798e5fad60), "$x Mammal))")
   Call: (249) [system] string_concat(' ', "$x Mammal))", _371106)
   Exit: (249) [system] string_concat(' ', "$x Mammal))", " $x Mammal))")
^  Exit: (248) [user] read_until_eol((0x55798e5fad60), " $x Mammal))")
   Call: (248) [system] string_concat(e, " $x Mammal))", _364606)
   Exit: (248) [system] string_concat(e, " $x Mammal))", "e $x Mammal))")
^  Exit: (247) [user] read_until_eol((0x55798e5fad60), "e $x Mammal))")
   Call: (247) [system] string_concat(c, "e $x Mammal))", _358106)
   Exit: (247) [system] string_concat(c, "e $x Mammal))", "ce $x Mammal))")
^  Exit: (246) [user] read_until_eol((0x55798e5fad60), "ce $x Mammal))")
   Call: (246) [system] string_concat(n, "ce $x Mammal))", _351606)
   Exit: (246) [system] string_concat(n, "ce $x Mammal))", "nce $x Mammal))")
^  Exit: (245) [user] read_until_eol((0x55798e5fad60), "nce $x Mammal))")
   Call: (245) [system] string_concat(a, "nce $x Mammal))", _345106)
   Exit: (245) [system] string_concat(a, "nce $x Mammal))", "ance $x Mammal))")
^  Exit: (244) [user] read_until_eol((0x55798e5fad60), "ance $x Mammal))")
   Call: (244) [system] string_concat(t, "ance $x Mammal))", _338606)
   Exit: (244) [system] string_concat(t, "ance $x Mammal))", "tance $x Mammal))")
^  Exit: (243) [user] read_until_eol((0x55798e5fad60), "tance $x Mammal))")
   Call: (243) [system] string_concat(i, "tance $x Mammal))", _332106)
   Exit: (243) [system] string_concat(i, "tance $x Mammal))", "itance $x Mammal))")
^  Exit: (242) [user] read_until_eol((0x55798e5fad60), "itance $x Mammal))")
   Call: (242) [system] string_concat(r, "itance $x Mammal))", _325606)
   Exit: (242) [system] string_concat(r, "itance $x Mammal))", "ritance $x Mammal))")
^  Exit: (241) [user] read_until_eol((0x55798e5fad60), "ritance $x Mammal))")
   Call: (241) [system] string_concat(e, "ritance $x Mammal))", _319106)
   Exit: (241) [system] string_concat(e, "ritance $x Mammal))", "eritance $x Mammal))")
^  Exit: (240) [user] read_until_eol((0x55798e5fad60), "eritance $x Mammal))")
   Call: (240) [system] string_concat(h, "eritance $x Mammal))", _312606)
   Exit: (240) [system] string_concat(h, "eritance $x Mammal))", "heritance $x Mammal))")
^  Exit: (239) [user] read_until_eol((0x55798e5fad60), "heritance $x Mammal))")
   Call: (239) [system] string_concat(n, "heritance $x Mammal))", _306106)
   Exit: (239) [system] string_concat(n, "heritance $x Mammal))", "nheritance $x Mammal))")
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), "nheritance $x Mammal))")
   Call: (238) [system] string_concat('I', "nheritance $x Mammal))", _299606)
   Exit: (238) [system] string_concat('I', "nheritance $x Mammal))", "Inheritance $x Mammal))")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), "Inheritance $x Mammal))")
   Call: (237) [system] string_concat('(', "Inheritance $x Mammal))", _293106)
   Exit: (237) [system] string_concat('(', "Inheritance $x Mammal))", "(Inheritance $x Mammal))")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), "(Inheritance $x Mammal))")
   Call: (236) [system] string_concat(' ', "(Inheritance $x Mammal))", _286606)
   Exit: (236) [system] string_concat(' ', "(Inheritance $x Mammal))", " (Inheritance $x Mammal))")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), " (Inheritance $x Mammal))")
   Call: (235) [system] string_concat(m, " (Inheritance $x Mammal))", _280106)
   Exit: (235) [system] string_concat(m, " (Inheritance $x Mammal))", "m (Inheritance $x Mammal))")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), "m (Inheritance $x Mammal))")
   Call: (234) [system] string_concat(r, "m (Inheritance $x Mammal))", _273606)
   Exit: (234) [system] string_concat(r, "m (Inheritance $x Mammal))", "rm (Inheritance $x Mammal))")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "rm (Inheritance $x Mammal))")
   Call: (233) [system] string_concat(e, "rm (Inheritance $x Mammal))", _267106)
   Exit: (233) [system] string_concat(e, "rm (Inheritance $x Mammal))", "erm (Inheritance $x Mammal))")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), "erm (Inheritance $x Mammal))")
   Call: (232) [system] string_concat(t, "erm (Inheritance $x Mammal))", _260606)
   Exit: (232) [system] string_concat(t, "erm (Inheritance $x Mammal))", "term (Inheritance $x Mammal))")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "term (Inheritance $x Mammal))")
   Call: (231) [system] string_concat($, "term (Inheritance $x Mammal))", _254106)
   Exit: (231) [system] string_concat($, "term (Inheritance $x Mammal))", "$term (Inheritance $x Mammal))")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), "$term (Inheritance $x Mammal))")
   Call: (230) [system] string_concat(' ', "$term (Inheritance $x Mammal))", _247606)
   Exit: (230) [system] string_concat(' ', "$term (Inheritance $x Mammal))", " $term (Inheritance $x Mammal))")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), " $term (Inheritance $x Mammal))")
   Call: (229) [system] string_concat(:, " $term (Inheritance $x Mammal))", _241106)
   Exit: (229) [system] string_concat(:, " $term (Inheritance $x Mammal))", ": $term (Inheritance $x Mammal))")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), ": $term (Inheritance $x Mammal))")
   Call: (228) [system] string_concat('(', ": $term (Inheritance $x Mammal))", _234606)
   Exit: (228) [system] string_concat('(', ": $term (Inheritance $x Mammal))", "(: $term (Inheritance $x Mammal))")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "(: $term (Inheritance $x Mammal))")
   Call: (227) [system] string_concat(' ', "(: $term (Inheritance $x Mammal))", _228106)
   Exit: (227) [system] string_concat(' ', "(: $term (Inheritance $x Mammal))", " (: $term (Inheritance $x Mammal))")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), " (: $term (Inheritance $x Mammal))")
   Call: (226) [system] string_concat(:, " (: $term (Inheritance $x Mammal))", _221606)
   Exit: (226) [system] string_concat(:, " (: $term (Inheritance $x Mammal))", ": (: $term (Inheritance $x Mammal))")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), ": (: $term (Inheritance $x Mammal))")
   Call: (225) [system] string_concat(g, ": (: $term (Inheritance $x Mammal))", _215106)
   Exit: (225) [system] string_concat(g, ": (: $term (Inheritance $x Mammal))", "g: (: $term (Inheritance $x Mammal))")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "g: (: $term (Inheritance $x Mammal))")
   Call: (224) [system] string_concat(n, "g: (: $term (Inheritance $x Mammal))", _208606)
   Exit: (224) [system] string_concat(n, "g: (: $term (Inheritance $x Mammal))", "ng: (: $term (Inheritance $x Mammal))")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), "ng: (: $term (Inheritance $x Mammal))")
   Call: (223) [system] string_concat(i, "ng: (: $term (Inheritance $x Mammal))", _202106)
   Exit: (223) [system] string_concat(i, "ng: (: $term (Inheritance $x Mammal))", "ing: (: $term (Inheritance $x Mammal))")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "ing: (: $term (Inheritance $x Mammal))")
   Call: (222) [system] string_concat(n, "ing: (: $term (Inheritance $x Mammal))", _195606)
   Exit: (222) [system] string_concat(n, "ing: (: $term (Inheritance $x Mammal))", "ning: (: $term (Inheritance $x Mammal))")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "ning: (: $term (Inheritance $x Mammal))")
   Call: (221) [system] string_concat(i, "ning: (: $term (Inheritance $x Mammal))", _189106)
   Exit: (221) [system] string_concat(i, "ning: (: $term (Inheritance $x Mammal))", "ining: (: $term (Inheritance $x Mammal))")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "ining: (: $term (Inheritance $x Mammal))")
   Call: (220) [system] string_concat(a, "ining: (: $term (Inheritance $x Mammal))", _182606)
   Exit: (220) [system] string_concat(a, "ining: (: $term (Inheritance $x Mammal))", "aining: (: $term (Inheritance $x Mammal))")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "aining: (: $term (Inheritance $x Mammal))")
   Call: (219) [system] string_concat(h, "aining: (: $term (Inheritance $x Mammal))", _176106)
   Exit: (219) [system] string_concat(h, "aining: (: $term (Inheritance $x Mammal))", "haining: (: $term (Inheritance $x Mammal))")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "haining: (: $term (Inheritance $x Mammal))")
   Call: (218) [system] string_concat(c, "haining: (: $term (Inheritance $x Mammal))", _169606)
   Exit: (218) [system] string_concat(c, "haining: (: $term (Inheritance $x Mammal))", "chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "chaining: (: $term (Inheritance $x Mammal))")
   Call: (217) [system] string_concat(' ', "chaining: (: $term (Inheritance $x Mammal))", _163106)
   Exit: (217) [system] string_concat(' ', "chaining: (: $term (Inheritance $x Mammal))", " chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), " chaining: (: $term (Inheritance $x Mammal))")
   Call: (216) [system] string_concat(d, " chaining: (: $term (Inheritance $x Mammal))", _156606)
   Exit: (216) [system] string_concat(d, " chaining: (: $term (Inheritance $x Mammal))", "d chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "d chaining: (: $term (Inheritance $x Mammal))")
   Call: (215) [system] string_concat(r, "d chaining: (: $term (Inheritance $x Mammal))", _150106)
   Exit: (215) [system] string_concat(r, "d chaining: (: $term (Inheritance $x Mammal))", "rd chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "rd chaining: (: $term (Inheritance $x Mammal))")
   Call: (214) [system] string_concat(a, "rd chaining: (: $term (Inheritance $x Mammal))", _143606)
   Exit: (214) [system] string_concat(a, "rd chaining: (: $term (Inheritance $x Mammal))", "ard chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "ard chaining: (: $term (Inheritance $x Mammal))")
   Call: (213) [system] string_concat(w, "ard chaining: (: $term (Inheritance $x Mammal))", _137106)
   Exit: (213) [system] string_concat(w, "ard chaining: (: $term (Inheritance $x Mammal))", "ward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), "ward chaining: (: $term (Inheritance $x Mammal))")
   Call: (212) [system] string_concat(k, "ward chaining: (: $term (Inheritance $x Mammal))", _130606)
   Exit: (212) [system] string_concat(k, "ward chaining: (: $term (Inheritance $x Mammal))", "kward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "kward chaining: (: $term (Inheritance $x Mammal))")
   Call: (211) [system] string_concat(c, "kward chaining: (: $term (Inheritance $x Mammal))", _124106)
   Exit: (211) [system] string_concat(c, "kward chaining: (: $term (Inheritance $x Mammal))", "ckward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "ckward chaining: (: $term (Inheritance $x Mammal))")
   Call: (210) [system] string_concat(a, "ckward chaining: (: $term (Inheritance $x Mammal))", _117606)
   Exit: (210) [system] string_concat(a, "ckward chaining: (: $term (Inheritance $x Mammal))", "ackward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), "ackward chaining: (: $term (Inheritance $x Mammal))")
   Call: (209) [system] string_concat('B', "ackward chaining: (: $term (Inheritance $x Mammal))", _111106)
   Exit: (209) [system] string_concat('B', "ackward chaining: (: $term (Inheritance $x Mammal))", "Backward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), "Backward chaining: (: $term (Inheritance $x Mammal))")
   Call: (208) [system] string_concat(' ', "Backward chaining: (: $term (Inheritance $x Mammal))", _104606)
   Exit: (208) [system] string_concat(' ', "Backward chaining: (: $term (Inheritance $x Mammal))", " Backward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), " Backward chaining: (: $term (Inheritance $x Mammal))")
   Call: (207) [system] string_concat('.', " Backward chaining: (: $term (Inheritance $x Mammal))", _98106)
   Exit: (207) [system] string_concat('.', " Backward chaining: (: $term (Inheritance $x Mammal))", ". Backward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), ". Backward chaining: (: $term (Inheritance $x Mammal))")
   Call: (206) [system] string_concat('1', ". Backward chaining: (: $term (Inheritance $x Mammal))", _91606)
   Exit: (206) [system] string_concat('1', ". Backward chaining: (: $term (Inheritance $x Mammal))", "1. Backward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "1. Backward chaining: (: $term (Inheritance $x Mammal))")
   Call: (205) [system] string_concat(' ', "1. Backward chaining: (: $term (Inheritance $x Mammal))", _85106)
   Exit: (205) [system] string_concat(' ', "1. Backward chaining: (: $term (Inheritance $x Mammal))", " 1. Backward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), " 1. Backward chaining: (: $term (Inheritance $x Mammal))")
   Call: (204) [system] string_concat(' ', " 1. Backward chaining: (: $term (Inheritance $x Mammal))", _78606)
   Exit: (204) [system] string_concat(' ', " 1. Backward chaining: (: $term (Inheritance $x Mammal))", "  1. Backward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "  1. Backward chaining: (: $term (Inheritance $x Mammal))")
   Call: (203) [system] string_concat(' ', "  1. Backward chaining: (: $term (Inheritance $x Mammal))", _72106)
   Exit: (203) [system] string_concat(' ', "  1. Backward chaining: (: $term (Inheritance $x Mammal))", "   1. Backward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), "   1. Backward chaining: (: $term (Inheritance $x Mammal))")
   Call: (202) [system] string_concat(' ', "   1. Backward chaining: (: $term (Inheritance $x Mammal))", _65606)
   Exit: (202) [system] string_concat(' ', "   1. Backward chaining: (: $term (Inheritance $x Mammal))", "    1. Backward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "    1. Backward chaining: (: $term (Inheritance $x Mammal))")
   Call: (201) [system] string_concat(' ', "    1. Backward chaining: (: $term (Inheritance $x Mammal))", _59106)
   Exit: (201) [system] string_concat(' ', "    1. Backward chaining: (: $term (Inheritance $x Mammal))", "     1. Backward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "     1. Backward chaining: (: $term (Inheritance $x Mammal))")
   Call: (200) [system] string_concat(' ', "     1. Backward chaining: (: $term (Inheritance $x Mammal))", _52606)
   Exit: (200) [system] string_concat(' ', "     1. Backward chaining: (: $term (Inheritance $x Mammal))", "      1. Backward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "      1. Backward chaining: (: $term (Inheritance $x Mammal))")
   Call: (199) [system] string_concat(' ', "      1. Backward chaining: (: $term (Inheritance $x Mammal))", _46106)
   Exit: (199) [system] string_concat(' ', "      1. Backward chaining: (: $term (Inheritance $x Mammal))", "       1. Backward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "       1. Backward chaining: (: $term (Inheritance $x Mammal))")
   Call: (198) [system] string_concat(' ', "       1. Backward chaining: (: $term (Inheritance $x Mammal))", _39606)
   Exit: (198) [system] string_concat(' ', "       1. Backward chaining: (: $term (Inheritance $x Mammal))", "        1. Backward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "        1. Backward chaining: (: $term (Inheritance $x Mammal))")
   Call: (197) [system] string_concat(' ', "        1. Backward chaining: (: $term (Inheritance $x Mammal))", _33106)
   Exit: (197) [system] string_concat(' ', "        1. Backward chaining: (: $term (Inheritance $x Mammal))", "         1. Backward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "         1. Backward chaining: (: $term (Inheritance $x Mammal))")
   Call: (196) [system] string_concat(;, "         1. Backward chaining: (: $term (Inheritance $x Mammal))", _26606)
   Exit: (196) [system] string_concat(;, "         1. Backward chaining: (: $term (Inheritance $x Mammal))", ";         1. Backward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), ";         1. Backward chaining: (: $term (Inheritance $x Mammal))")
   Call: (195) [system] string_concat(;, ";         1. Backward chaining: (: $term (Inheritance $x Mammal))", _20106)
   Exit: (195) [system] string_concat(;, ";         1. Backward chaining: (: $term (Inheritance $x Mammal))", ";;         1. Backward chaining: (: $term (Inheritance $x Mammal))")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), ";;         1. Backward chaining: (: $term (Inheritance $x Mammal))")
^  Call: (194) [user] assertz(metta_file_comment(29, 0, 810, '$COMMENT'(";;         1. Backward chaining: (: $term (Inheritance $x Mammal))", 29, 0), '$stream_position'(810, 29, 0, 810)))
^  Exit: (194) [user] assertz(metta_file_comment(29, 0, 810, '$COMMENT'(";;         1. Backward chaining: (: $term (Inheritance $x Mammal))", 29, 0), '$stream_position'(810, 29, 0, 810)))
^  Exit: (193) [user] read_comment((0x55798e5fad60))
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _645448)
   Exit: (194) [system] peek_char((0x55798e5fad60), ;)
   Call: (194) [system] (;)=(;)
   Exit: (194) [system] (;)=(;)
^  Call: (194) [user] read_comment((0x55798e5fad60))
^  Call: (195) [user] read_position((0x55798e5fad60), _650086, _650088, _650090, _650092)
   Call: (196) [system] stream_property((0x55798e5fad60), position(_650092))
   Call: (197) [system] nonvar((0x55798e5fad60))
   Exit: (197) [system] nonvar((0x55798e5fad60))
   Call: (197) [system] nonvar(position(_650092))
   Exit: (197) [system] nonvar(position(_650092))
   Exit: (196) [system] stream_property((0x55798e5fad60), position('$stream_position'(877, 30, 0, 877)))
   Call: (196) [$syspreds] stream_position_data(line_count, '$stream_position'(877, 30, 0, 877), _650086)
   Call: (197) [system] nonvar(line_count)
   Exit: (197) [system] nonvar(line_count)
   Call: (197) [$syspreds] stream_position_field(line_count, _659380)
   Exit: (197) [$syspreds] stream_position_field(line_count, 2)
   Call: (197) [system] arg(2, '$stream_position'(877, 30, 0, 877), _650086)
   Exit: (197) [system] arg(2, '$stream_position'(877, 30, 0, 877), 30)
   Exit: (196) [$syspreds] stream_position_data(line_count, '$stream_position'(877, 30, 0, 877), 30)
   Call: (196) [$syspreds] stream_position_data(line_position, '$stream_position'(877, 30, 0, 877), _650088)
   Call: (197) [system] nonvar(line_position)
   Exit: (197) [system] nonvar(line_position)
   Call: (197) [$syspreds] stream_position_field(line_position, _666814)
   Exit: (197) [$syspreds] stream_position_field(line_position, 3)
   Call: (197) [system] arg(3, '$stream_position'(877, 30, 0, 877), _650088)
   Exit: (197) [system] arg(3, '$stream_position'(877, 30, 0, 877), 0)
   Exit: (196) [$syspreds] stream_position_data(line_position, '$stream_position'(877, 30, 0, 877), 0)
   Call: (196) [$syspreds] stream_position_data(char_count, '$stream_position'(877, 30, 0, 877), _650090)
   Call: (197) [system] nonvar(char_count)
   Exit: (197) [system] nonvar(char_count)
   Call: (197) [$syspreds] stream_position_field(char_count, _674248)
   Exit: (197) [$syspreds] stream_position_field(char_count, 1)
   Call: (197) [system] arg(1, '$stream_position'(877, 30, 0, 877), _650090)
   Exit: (197) [system] arg(1, '$stream_position'(877, 30, 0, 877), 877)
   Exit: (196) [$syspreds] stream_position_data(char_count, '$stream_position'(877, 30, 0, 877), 877)
^  Exit: (195) [user] read_position((0x55798e5fad60), 30, 0, 877, '$stream_position'(877, 30, 0, 877))
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _679842)
   Call: (196) [system] get_char((0x55798e5fad60), _680772)
   Exit: (196) [system] get_char((0x55798e5fad60), ;)
   Call: (196) [system] char_type(;, end_of_line)
   Fail: (196) [system] char_type(;, end_of_line)
   Call: (196) [system] (;)=end_of_file
   Fail: (196) [system] (;)=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _686342)
   Call: (197) [system] get_char((0x55798e5fad60), _687272)
   Exit: (197) [system] get_char((0x55798e5fad60), ;)
   Call: (197) [system] char_type(;, end_of_line)
   Fail: (197) [system] char_type(;, end_of_line)
   Call: (197) [system] (;)=end_of_file
   Fail: (197) [system] (;)=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _692842)
   Call: (198) [system] get_char((0x55798e5fad60), _693772)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
   Call: (198) [system] char_type(' ', end_of_line)
   Fail: (198) [system] char_type(' ', end_of_line)
   Call: (198) [system] ' '=end_of_file
   Fail: (198) [system] ' '=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _699342)
   Call: (199) [system] get_char((0x55798e5fad60), _700272)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
   Call: (199) [system] char_type(' ', end_of_line)
   Fail: (199) [system] char_type(' ', end_of_line)
   Call: (199) [system] ' '=end_of_file
   Fail: (199) [system] ' '=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _705842)
   Call: (200) [system] get_char((0x55798e5fad60), _706772)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
   Call: (200) [system] char_type(' ', end_of_line)
   Fail: (200) [system] char_type(' ', end_of_line)
   Call: (200) [system] ' '=end_of_file
   Fail: (200) [system] ' '=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _712342)
   Call: (201) [system] get_char((0x55798e5fad60), _713272)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
   Call: (201) [system] char_type(' ', end_of_line)
   Fail: (201) [system] char_type(' ', end_of_line)
   Call: (201) [system] ' '=end_of_file
   Fail: (201) [system] ' '=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _718842)
   Call: (202) [system] get_char((0x55798e5fad60), _719772)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
   Call: (202) [system] char_type(' ', end_of_line)
   Fail: (202) [system] char_type(' ', end_of_line)
   Call: (202) [system] ' '=end_of_file
   Fail: (202) [system] ' '=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _725342)
   Call: (203) [system] get_char((0x55798e5fad60), _726272)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
   Call: (203) [system] char_type(' ', end_of_line)
   Fail: (203) [system] char_type(' ', end_of_line)
   Call: (203) [system] ' '=end_of_file
   Fail: (203) [system] ' '=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _731842)
   Call: (204) [system] get_char((0x55798e5fad60), _732772)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
   Call: (204) [system] char_type(' ', end_of_line)
   Fail: (204) [system] char_type(' ', end_of_line)
   Call: (204) [system] ' '=end_of_file
   Fail: (204) [system] ' '=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _738342)
   Call: (205) [system] get_char((0x55798e5fad60), _739272)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
   Call: (205) [system] char_type(' ', end_of_line)
   Fail: (205) [system] char_type(' ', end_of_line)
   Call: (205) [system] ' '=end_of_file
   Fail: (205) [system] ' '=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _744842)
   Call: (206) [system] get_char((0x55798e5fad60), _745772)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
   Call: (206) [system] char_type(' ', end_of_line)
   Fail: (206) [system] char_type(' ', end_of_line)
   Call: (206) [system] ' '=end_of_file
   Fail: (206) [system] ' '=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _751342)
   Call: (207) [system] get_char((0x55798e5fad60), _752272)
   Exit: (207) [system] get_char((0x55798e5fad60), '2')
   Call: (207) [system] char_type('2', end_of_line)
   Fail: (207) [system] char_type('2', end_of_line)
   Call: (207) [system] '2'=end_of_file
   Fail: (207) [system] '2'=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _757842)
   Call: (208) [system] get_char((0x55798e5fad60), _758772)
   Exit: (208) [system] get_char((0x55798e5fad60), '.')
   Call: (208) [system] char_type('.', end_of_line)
   Fail: (208) [system] char_type('.', end_of_line)
   Call: (208) [system] ('.')=end_of_file
   Fail: (208) [system] ('.')=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _764342)
   Call: (209) [system] get_char((0x55798e5fad60), _765272)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
   Call: (209) [system] char_type(' ', end_of_line)
   Fail: (209) [system] char_type(' ', end_of_line)
   Call: (209) [system] ' '=end_of_file
   Fail: (209) [system] ' '=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _770842)
   Call: (210) [system] get_char((0x55798e5fad60), _771772)
   Exit: (210) [system] get_char((0x55798e5fad60), 'F')
   Call: (210) [system] char_type('F', end_of_line)
   Fail: (210) [system] char_type('F', end_of_line)
   Call: (210) [system] 'F'=end_of_file
   Fail: (210) [system] 'F'=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _777342)
   Call: (211) [system] get_char((0x55798e5fad60), _778272)
   Exit: (211) [system] get_char((0x55798e5fad60), o)
   Call: (211) [system] char_type(o, end_of_line)
   Fail: (211) [system] char_type(o, end_of_line)
   Call: (211) [system] o=end_of_file
   Fail: (211) [system] o=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _783842)
   Call: (212) [system] get_char((0x55798e5fad60), _784772)
   Exit: (212) [system] get_char((0x55798e5fad60), r)
   Call: (212) [system] char_type(r, end_of_line)
   Fail: (212) [system] char_type(r, end_of_line)
   Call: (212) [system] r=end_of_file
   Fail: (212) [system] r=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _790342)
   Call: (213) [system] get_char((0x55798e5fad60), _791272)
   Exit: (213) [system] get_char((0x55798e5fad60), w)
   Call: (213) [system] char_type(w, end_of_line)
   Fail: (213) [system] char_type(w, end_of_line)
   Call: (213) [system] w=end_of_file
   Fail: (213) [system] w=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _796842)
   Call: (214) [system] get_char((0x55798e5fad60), _797772)
   Exit: (214) [system] get_char((0x55798e5fad60), a)
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] a=end_of_file
   Fail: (214) [system] a=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _803342)
   Call: (215) [system] get_char((0x55798e5fad60), _804272)
   Exit: (215) [system] get_char((0x55798e5fad60), r)
   Call: (215) [system] char_type(r, end_of_line)
   Fail: (215) [system] char_type(r, end_of_line)
   Call: (215) [system] r=end_of_file
   Fail: (215) [system] r=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _809842)
   Call: (216) [system] get_char((0x55798e5fad60), _810772)
   Exit: (216) [system] get_char((0x55798e5fad60), d)
   Call: (216) [system] char_type(d, end_of_line)
   Fail: (216) [system] char_type(d, end_of_line)
   Call: (216) [system] d=end_of_file
   Fail: (216) [system] d=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _816342)
   Call: (217) [system] get_char((0x55798e5fad60), _817272)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
   Call: (217) [system] char_type(' ', end_of_line)
   Fail: (217) [system] char_type(' ', end_of_line)
   Call: (217) [system] ' '=end_of_file
   Fail: (217) [system] ' '=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _822842)
   Call: (218) [system] get_char((0x55798e5fad60), _823772)
   Exit: (218) [system] get_char((0x55798e5fad60), c)
   Call: (218) [system] char_type(c, end_of_line)
   Fail: (218) [system] char_type(c, end_of_line)
   Call: (218) [system] c=end_of_file
   Fail: (218) [system] c=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _829342)
   Call: (219) [system] get_char((0x55798e5fad60), _830272)
   Exit: (219) [system] get_char((0x55798e5fad60), h)
   Call: (219) [system] char_type(h, end_of_line)
   Fail: (219) [system] char_type(h, end_of_line)
   Call: (219) [system] h=end_of_file
   Fail: (219) [system] h=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _835842)
   Call: (220) [system] get_char((0x55798e5fad60), _836772)
   Exit: (220) [system] get_char((0x55798e5fad60), a)
   Call: (220) [system] char_type(a, end_of_line)
   Fail: (220) [system] char_type(a, end_of_line)
   Call: (220) [system] a=end_of_file
   Fail: (220) [system] a=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _842342)
   Call: (221) [system] get_char((0x55798e5fad60), _843272)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] char_type(i, end_of_line)
   Fail: (221) [system] char_type(i, end_of_line)
   Call: (221) [system] i=end_of_file
   Fail: (221) [system] i=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _848842)
   Call: (222) [system] get_char((0x55798e5fad60), _849772)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] char_type(n, end_of_line)
   Fail: (222) [system] char_type(n, end_of_line)
   Call: (222) [system] n=end_of_file
   Fail: (222) [system] n=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _855342)
   Call: (223) [system] get_char((0x55798e5fad60), _856272)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] char_type(i, end_of_line)
   Fail: (223) [system] char_type(i, end_of_line)
   Call: (223) [system] i=end_of_file
   Fail: (223) [system] i=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _861842)
   Call: (224) [system] get_char((0x55798e5fad60), _862772)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] char_type(n, end_of_line)
   Fail: (224) [system] char_type(n, end_of_line)
   Call: (224) [system] n=end_of_file
   Fail: (224) [system] n=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _868342)
   Call: (225) [system] get_char((0x55798e5fad60), _869272)
   Exit: (225) [system] get_char((0x55798e5fad60), g)
   Call: (225) [system] char_type(g, end_of_line)
   Fail: (225) [system] char_type(g, end_of_line)
   Call: (225) [system] g=end_of_file
   Fail: (225) [system] g=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _874842)
   Call: (226) [system] get_char((0x55798e5fad60), _875772)
   Exit: (226) [system] get_char((0x55798e5fad60), :)
   Call: (226) [system] char_type(:, end_of_line)
   Fail: (226) [system] char_type(:, end_of_line)
   Call: (226) [system] (:)=end_of_file
   Fail: (226) [system] (:)=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _881342)
   Call: (227) [system] get_char((0x55798e5fad60), _882272)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
   Call: (227) [system] char_type(' ', end_of_line)
   Fail: (227) [system] char_type(' ', end_of_line)
   Call: (227) [system] ' '=end_of_file
   Fail: (227) [system] ' '=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _887842)
   Call: (228) [system] get_char((0x55798e5fad60), _888772)
   Exit: (228) [system] get_char((0x55798e5fad60), '(')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] '('=end_of_file
   Fail: (228) [system] '('=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _894342)
   Call: (229) [system] get_char((0x55798e5fad60), _895272)
   Exit: (229) [system] get_char((0x55798e5fad60), :)
   Call: (229) [system] char_type(:, end_of_line)
   Fail: (229) [system] char_type(:, end_of_line)
   Call: (229) [system] (:)=end_of_file
   Fail: (229) [system] (:)=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _900842)
   Call: (230) [system] get_char((0x55798e5fad60), _901772)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
   Call: (230) [system] char_type(' ', end_of_line)
   Fail: (230) [system] char_type(' ', end_of_line)
   Call: (230) [system] ' '=end_of_file
   Fail: (230) [system] ' '=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _907342)
   Call: (231) [system] get_char((0x55798e5fad60), _908272)
   Exit: (231) [system] get_char((0x55798e5fad60), '(')
   Call: (231) [system] char_type('(', end_of_line)
   Fail: (231) [system] char_type('(', end_of_line)
   Call: (231) [system] '('=end_of_file
   Fail: (231) [system] '('=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _913842)
   Call: (232) [system] get_char((0x55798e5fad60), _914772)
   Exit: (232) [system] get_char((0x55798e5fad60), $)
   Call: (232) [system] char_type($, end_of_line)
   Fail: (232) [system] char_type($, end_of_line)
   Call: (232) [system] ($)=end_of_file
   Fail: (232) [system] ($)=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _920342)
   Call: (233) [system] get_char((0x55798e5fad60), _921272)
   Exit: (233) [system] get_char((0x55798e5fad60), r)
   Call: (233) [system] char_type(r, end_of_line)
   Fail: (233) [system] char_type(r, end_of_line)
   Call: (233) [system] r=end_of_file
   Fail: (233) [system] r=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _926842)
   Call: (234) [system] get_char((0x55798e5fad60), _927772)
   Exit: (234) [system] get_char((0x55798e5fad60), u)
   Call: (234) [system] char_type(u, end_of_line)
   Fail: (234) [system] char_type(u, end_of_line)
   Call: (234) [system] u=end_of_file
   Fail: (234) [system] u=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _933342)
   Call: (235) [system] get_char((0x55798e5fad60), _934272)
   Exit: (235) [system] get_char((0x55798e5fad60), l)
   Call: (235) [system] char_type(l, end_of_line)
   Fail: (235) [system] char_type(l, end_of_line)
   Call: (235) [system] l=end_of_file
   Fail: (235) [system] l=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _939842)
   Call: (236) [system] get_char((0x55798e5fad60), _940772)
   Exit: (236) [system] get_char((0x55798e5fad60), e)
   Call: (236) [system] char_type(e, end_of_line)
   Fail: (236) [system] char_type(e, end_of_line)
   Call: (236) [system] e=end_of_file
   Fail: (236) [system] e=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _946342)
   Call: (237) [system] get_char((0x55798e5fad60), _947272)
   Exit: (237) [system] get_char((0x55798e5fad60), ' ')
   Call: (237) [system] char_type(' ', end_of_line)
   Fail: (237) [system] char_type(' ', end_of_line)
   Call: (237) [system] ' '=end_of_file
   Fail: (237) [system] ' '=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _952842)
   Call: (238) [system] get_char((0x55798e5fad60), _953772)
   Exit: (238) [system] get_char((0x55798e5fad60), $)
   Call: (238) [system] char_type($, end_of_line)
   Fail: (238) [system] char_type($, end_of_line)
   Call: (238) [system] ($)=end_of_file
   Fail: (238) [system] ($)=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _959342)
   Call: (239) [system] get_char((0x55798e5fad60), _960272)
   Exit: (239) [system] get_char((0x55798e5fad60), p)
   Call: (239) [system] char_type(p, end_of_line)
   Fail: (239) [system] char_type(p, end_of_line)
   Call: (239) [system] p=end_of_file
   Fail: (239) [system] p=end_of_file
^  Call: (239) [user] read_until_eol((0x55798e5fad60), _965842)
   Call: (240) [system] get_char((0x55798e5fad60), _966772)
   Exit: (240) [system] get_char((0x55798e5fad60), r)
   Call: (240) [system] char_type(r, end_of_line)
   Fail: (240) [system] char_type(r, end_of_line)
   Call: (240) [system] r=end_of_file
   Fail: (240) [system] r=end_of_file
^  Call: (240) [user] read_until_eol((0x55798e5fad60), _972342)
   Call: (241) [system] get_char((0x55798e5fad60), _973272)
   Exit: (241) [system] get_char((0x55798e5fad60), e)
   Call: (241) [system] char_type(e, end_of_line)
   Fail: (241) [system] char_type(e, end_of_line)
   Call: (241) [system] e=end_of_file
   Fail: (241) [system] e=end_of_file
^  Call: (241) [user] read_until_eol((0x55798e5fad60), _978842)
   Call: (242) [system] get_char((0x55798e5fad60), _979772)
   Exit: (242) [system] get_char((0x55798e5fad60), m)
   Call: (242) [system] char_type(m, end_of_line)
   Fail: (242) [system] char_type(m, end_of_line)
   Call: (242) [system] m=end_of_file
   Fail: (242) [system] m=end_of_file
^  Call: (242) [user] read_until_eol((0x55798e5fad60), _985342)
   Call: (243) [system] get_char((0x55798e5fad60), _986272)
   Exit: (243) [system] get_char((0x55798e5fad60), i)
   Call: (243) [system] char_type(i, end_of_line)
   Fail: (243) [system] char_type(i, end_of_line)
   Call: (243) [system] i=end_of_file
   Fail: (243) [system] i=end_of_file
^  Call: (243) [user] read_until_eol((0x55798e5fad60), _991842)
   Call: (244) [system] get_char((0x55798e5fad60), _992772)
   Exit: (244) [system] get_char((0x55798e5fad60), s)
   Call: (244) [system] char_type(s, end_of_line)
   Fail: (244) [system] char_type(s, end_of_line)
   Call: (244) [system] s=end_of_file
   Fail: (244) [system] s=end_of_file
^  Call: (244) [user] read_until_eol((0x55798e5fad60), _998342)
   Call: (245) [system] get_char((0x55798e5fad60), _999272)
   Exit: (245) [system] get_char((0x55798e5fad60), e)
   Call: (245) [system] char_type(e, end_of_line)
   Fail: (245) [system] char_type(e, end_of_line)
   Call: (245) [system] e=end_of_file
   Fail: (245) [system] e=end_of_file
^  Call: (245) [user] read_until_eol((0x55798e5fad60), _1004842)
   Call: (246) [system] get_char((0x55798e5fad60), _1005772)
   Exit: (246) [system] get_char((0x55798e5fad60), ' ')
   Call: (246) [system] char_type(' ', end_of_line)
   Fail: (246) [system] char_type(' ', end_of_line)
   Call: (246) [system] ' '=end_of_file
   Fail: (246) [system] ' '=end_of_file
^  Call: (246) [user] read_until_eol((0x55798e5fad60), _1011342)
   Call: (247) [system] get_char((0x55798e5fad60), _1012272)
   Exit: (247) [system] get_char((0x55798e5fad60), 'A')
   Call: (247) [system] char_type('A', end_of_line)
   Fail: (247) [system] char_type('A', end_of_line)
   Call: (247) [system] 'A'=end_of_file
   Fail: (247) [system] 'A'=end_of_file
^  Call: (247) [user] read_until_eol((0x55798e5fad60), _1017842)
   Call: (248) [system] get_char((0x55798e5fad60), _1018772)
   Exit: (248) [system] get_char((0x55798e5fad60), 'X')
   Call: (248) [system] char_type('X', end_of_line)
   Fail: (248) [system] char_type('X', end_of_line)
   Call: (248) [system] 'X'=end_of_file
   Fail: (248) [system] 'X'=end_of_file
^  Call: (248) [user] read_until_eol((0x55798e5fad60), _1024342)
   Call: (249) [system] get_char((0x55798e5fad60), _1025272)
   Exit: (249) [system] get_char((0x55798e5fad60), 'I')
   Call: (249) [system] char_type('I', end_of_line)
   Fail: (249) [system] char_type('I', end_of_line)
   Call: (249) [system] 'I'=end_of_file
   Fail: (249) [system] 'I'=end_of_file
^  Call: (249) [user] read_until_eol((0x55798e5fad60), _1030842)
   Call: (250) [system] get_char((0x55798e5fad60), _1031772)
   Exit: (250) [system] get_char((0x55798e5fad60), 'O')
   Call: (250) [system] char_type('O', end_of_line)
   Fail: (250) [system] char_type('O', end_of_line)
   Call: (250) [system] 'O'=end_of_file
   Fail: (250) [system] 'O'=end_of_file
^  Call: (250) [user] read_until_eol((0x55798e5fad60), _1037342)
   Call: (251) [system] get_char((0x55798e5fad60), _1038272)
   Exit: (251) [system] get_char((0x55798e5fad60), 'M')
   Call: (251) [system] char_type('M', end_of_line)
   Fail: (251) [system] char_type('M', end_of_line)
   Call: (251) [system] 'M'=end_of_file
   Fail: (251) [system] 'M'=end_of_file
^  Call: (251) [user] read_until_eol((0x55798e5fad60), _1043842)
   Call: (252) [system] get_char((0x55798e5fad60), _1044772)
   Exit: (252) [system] get_char((0x55798e5fad60), ')')
   Call: (252) [system] char_type(')', end_of_line)
   Fail: (252) [system] char_type(')', end_of_line)
   Call: (252) [system] ')'=end_of_file
   Fail: (252) [system] ')'=end_of_file
^  Call: (252) [user] read_until_eol((0x55798e5fad60), _1050342)
   Call: (253) [system] get_char((0x55798e5fad60), _1051272)
   Exit: (253) [system] get_char((0x55798e5fad60), ' ')
   Call: (253) [system] char_type(' ', end_of_line)
   Fail: (253) [system] char_type(' ', end_of_line)
   Call: (253) [system] ' '=end_of_file
   Fail: (253) [system] ' '=end_of_file
^  Call: (253) [user] read_until_eol((0x55798e5fad60), _1056842)
   Call: (254) [system] get_char((0x55798e5fad60), _1057772)
   Exit: (254) [system] get_char((0x55798e5fad60), $)
   Call: (254) [system] char_type($, end_of_line)
   Fail: (254) [system] char_type($, end_of_line)
   Call: (254) [system] ($)=end_of_file
   Fail: (254) [system] ($)=end_of_file
^  Call: (254) [user] read_until_eol((0x55798e5fad60), _1063342)
   Call: (255) [system] get_char((0x55798e5fad60), _1064272)
   Exit: (255) [system] get_char((0x55798e5fad60), t)
   Call: (255) [system] char_type(t, end_of_line)
   Fail: (255) [system] char_type(t, end_of_line)
   Call: (255) [system] t=end_of_file
   Fail: (255) [system] t=end_of_file
^  Call: (255) [user] read_until_eol((0x55798e5fad60), _1069842)
   Call: (256) [system] get_char((0x55798e5fad60), _1070772)
   Exit: (256) [system] get_char((0x55798e5fad60), y)
   Call: (256) [system] char_type(y, end_of_line)
   Fail: (256) [system] char_type(y, end_of_line)
   Call: (256) [system] y=end_of_file
   Fail: (256) [system] y=end_of_file
^  Call: (256) [user] read_until_eol((0x55798e5fad60), _1076342)
   Call: (257) [system] get_char((0x55798e5fad60), _1077272)
   Exit: (257) [system] get_char((0x55798e5fad60), p)
   Call: (257) [system] char_type(p, end_of_line)
   Fail: (257) [system] char_type(p, end_of_line)
   Call: (257) [system] p=end_of_file
   Fail: (257) [system] p=end_of_file
^  Call: (257) [user] read_until_eol((0x55798e5fad60), _1082842)
   Call: (258) [system] get_char((0x55798e5fad60), _1083772)
   Exit: (258) [system] get_char((0x55798e5fad60), e)
   Call: (258) [system] char_type(e, end_of_line)
   Fail: (258) [system] char_type(e, end_of_line)
   Call: (258) [system] e=end_of_file
   Fail: (258) [system] e=end_of_file
^  Call: (258) [user] read_until_eol((0x55798e5fad60), _1089342)
   Call: (259) [system] get_char((0x55798e5fad60), _1090272)
   Exit: (259) [system] get_char((0x55798e5fad60), ')')
   Call: (259) [system] char_type(')', end_of_line)
   Fail: (259) [system] char_type(')', end_of_line)
   Call: (259) [system] ')'=end_of_file
   Fail: (259) [system] ')'=end_of_file
^  Call: (259) [user] read_until_eol((0x55798e5fad60), _1095842)
   Call: (260) [system] get_char((0x55798e5fad60), _1096772)
   Exit: (260) [system] get_char((0x55798e5fad60), '\n')
   Call: (260) [system] char_type('\n', end_of_line)
   Exit: (260) [system] char_type('\n', end_of_line)
   Call: (260) [system] _1095842=""
   Exit: (260) [system] ""=""
^  Exit: (259) [user] read_until_eol((0x55798e5fad60), "")
   Call: (259) [system] string_concat(')', "", _1089342)
   Exit: (259) [system] string_concat(')', "", ")")
^  Exit: (258) [user] read_until_eol((0x55798e5fad60), ")")
   Call: (258) [system] string_concat(e, ")", _1082842)
   Exit: (258) [system] string_concat(e, ")", "e)")
^  Exit: (257) [user] read_until_eol((0x55798e5fad60), "e)")
   Call: (257) [system] string_concat(p, "e)", _1076342)
   Exit: (257) [system] string_concat(p, "e)", "pe)")
^  Exit: (256) [user] read_until_eol((0x55798e5fad60), "pe)")
   Call: (256) [system] string_concat(y, "pe)", _1069842)
   Exit: (256) [system] string_concat(y, "pe)", "ype)")
^  Exit: (255) [user] read_until_eol((0x55798e5fad60), "ype)")
   Call: (255) [system] string_concat(t, "ype)", _1063342)
   Exit: (255) [system] string_concat(t, "ype)", "type)")
^  Exit: (254) [user] read_until_eol((0x55798e5fad60), "type)")
   Call: (254) [system] string_concat($, "type)", _1056842)
   Exit: (254) [system] string_concat($, "type)", "$type)")
^  Exit: (253) [user] read_until_eol((0x55798e5fad60), "$type)")
   Call: (253) [system] string_concat(' ', "$type)", _1050342)
   Exit: (253) [system] string_concat(' ', "$type)", " $type)")
^  Exit: (252) [user] read_until_eol((0x55798e5fad60), " $type)")
   Call: (252) [system] string_concat(')', " $type)", _1043842)
   Exit: (252) [system] string_concat(')', " $type)", ") $type)")
^  Exit: (251) [user] read_until_eol((0x55798e5fad60), ") $type)")
   Call: (251) [system] string_concat('M', ") $type)", _1037342)
   Exit: (251) [system] string_concat('M', ") $type)", "M) $type)")
^  Exit: (250) [user] read_until_eol((0x55798e5fad60), "M) $type)")
   Call: (250) [system] string_concat('O', "M) $type)", _1030842)
   Exit: (250) [system] string_concat('O', "M) $type)", "OM) $type)")
^  Exit: (249) [user] read_until_eol((0x55798e5fad60), "OM) $type)")
   Call: (249) [system] string_concat('I', "OM) $type)", _1024342)
   Exit: (249) [system] string_concat('I', "OM) $type)", "IOM) $type)")
^  Exit: (248) [user] read_until_eol((0x55798e5fad60), "IOM) $type)")
   Call: (248) [system] string_concat('X', "IOM) $type)", _1017842)
   Exit: (248) [system] string_concat('X', "IOM) $type)", "XIOM) $type)")
^  Exit: (247) [user] read_until_eol((0x55798e5fad60), "XIOM) $type)")
   Call: (247) [system] string_concat('A', "XIOM) $type)", _1011342)
   Exit: (247) [system] string_concat('A', "XIOM) $type)", "AXIOM) $type)")
^  Exit: (246) [user] read_until_eol((0x55798e5fad60), "AXIOM) $type)")
   Call: (246) [system] string_concat(' ', "AXIOM) $type)", _1004842)
   Exit: (246) [system] string_concat(' ', "AXIOM) $type)", " AXIOM) $type)")
^  Exit: (245) [user] read_until_eol((0x55798e5fad60), " AXIOM) $type)")
   Call: (245) [system] string_concat(e, " AXIOM) $type)", _998342)
   Exit: (245) [system] string_concat(e, " AXIOM) $type)", "e AXIOM) $type)")
^  Exit: (244) [user] read_until_eol((0x55798e5fad60), "e AXIOM) $type)")
   Call: (244) [system] string_concat(s, "e AXIOM) $type)", _991842)
   Exit: (244) [system] string_concat(s, "e AXIOM) $type)", "se AXIOM) $type)")
^  Exit: (243) [user] read_until_eol((0x55798e5fad60), "se AXIOM) $type)")
   Call: (243) [system] string_concat(i, "se AXIOM) $type)", _985342)
   Exit: (243) [system] string_concat(i, "se AXIOM) $type)", "ise AXIOM) $type)")
^  Exit: (242) [user] read_until_eol((0x55798e5fad60), "ise AXIOM) $type)")
   Call: (242) [system] string_concat(m, "ise AXIOM) $type)", _978842)
   Exit: (242) [system] string_concat(m, "ise AXIOM) $type)", "mise AXIOM) $type)")
^  Exit: (241) [user] read_until_eol((0x55798e5fad60), "mise AXIOM) $type)")
   Call: (241) [system] string_concat(e, "mise AXIOM) $type)", _972342)
   Exit: (241) [system] string_concat(e, "mise AXIOM) $type)", "emise AXIOM) $type)")
^  Exit: (240) [user] read_until_eol((0x55798e5fad60), "emise AXIOM) $type)")
   Call: (240) [system] string_concat(r, "emise AXIOM) $type)", _965842)
   Exit: (240) [system] string_concat(r, "emise AXIOM) $type)", "remise AXIOM) $type)")
^  Exit: (239) [user] read_until_eol((0x55798e5fad60), "remise AXIOM) $type)")
   Call: (239) [system] string_concat(p, "remise AXIOM) $type)", _959342)
   Exit: (239) [system] string_concat(p, "remise AXIOM) $type)", "premise AXIOM) $type)")
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), "premise AXIOM) $type)")
   Call: (238) [system] string_concat($, "premise AXIOM) $type)", _952842)
   Exit: (238) [system] string_concat($, "premise AXIOM) $type)", "$premise AXIOM) $type)")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), "$premise AXIOM) $type)")
   Call: (237) [system] string_concat(' ', "$premise AXIOM) $type)", _946342)
   Exit: (237) [system] string_concat(' ', "$premise AXIOM) $type)", " $premise AXIOM) $type)")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), " $premise AXIOM) $type)")
   Call: (236) [system] string_concat(e, " $premise AXIOM) $type)", _939842)
   Exit: (236) [system] string_concat(e, " $premise AXIOM) $type)", "e $premise AXIOM) $type)")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), "e $premise AXIOM) $type)")
   Call: (235) [system] string_concat(l, "e $premise AXIOM) $type)", _933342)
   Exit: (235) [system] string_concat(l, "e $premise AXIOM) $type)", "le $premise AXIOM) $type)")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), "le $premise AXIOM) $type)")
   Call: (234) [system] string_concat(u, "le $premise AXIOM) $type)", _926842)
   Exit: (234) [system] string_concat(u, "le $premise AXIOM) $type)", "ule $premise AXIOM) $type)")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "ule $premise AXIOM) $type)")
   Call: (233) [system] string_concat(r, "ule $premise AXIOM) $type)", _920342)
   Exit: (233) [system] string_concat(r, "ule $premise AXIOM) $type)", "rule $premise AXIOM) $type)")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), "rule $premise AXIOM) $type)")
   Call: (232) [system] string_concat($, "rule $premise AXIOM) $type)", _913842)
   Exit: (232) [system] string_concat($, "rule $premise AXIOM) $type)", "$rule $premise AXIOM) $type)")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "$rule $premise AXIOM) $type)")
   Call: (231) [system] string_concat('(', "$rule $premise AXIOM) $type)", _907342)
   Exit: (231) [system] string_concat('(', "$rule $premise AXIOM) $type)", "($rule $premise AXIOM) $type)")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), "($rule $premise AXIOM) $type)")
   Call: (230) [system] string_concat(' ', "($rule $premise AXIOM) $type)", _900842)
   Exit: (230) [system] string_concat(' ', "($rule $premise AXIOM) $type)", " ($rule $premise AXIOM) $type)")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), " ($rule $premise AXIOM) $type)")
   Call: (229) [system] string_concat(:, " ($rule $premise AXIOM) $type)", _894342)
   Exit: (229) [system] string_concat(:, " ($rule $premise AXIOM) $type)", ": ($rule $premise AXIOM) $type)")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), ": ($rule $premise AXIOM) $type)")
   Call: (228) [system] string_concat('(', ": ($rule $premise AXIOM) $type)", _887842)
   Exit: (228) [system] string_concat('(', ": ($rule $premise AXIOM) $type)", "(: ($rule $premise AXIOM) $type)")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "(: ($rule $premise AXIOM) $type)")
   Call: (227) [system] string_concat(' ', "(: ($rule $premise AXIOM) $type)", _881342)
   Exit: (227) [system] string_concat(' ', "(: ($rule $premise AXIOM) $type)", " (: ($rule $premise AXIOM) $type)")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), " (: ($rule $premise AXIOM) $type)")
   Call: (226) [system] string_concat(:, " (: ($rule $premise AXIOM) $type)", _874842)
   Exit: (226) [system] string_concat(:, " (: ($rule $premise AXIOM) $type)", ": (: ($rule $premise AXIOM) $type)")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), ": (: ($rule $premise AXIOM) $type)")
   Call: (225) [system] string_concat(g, ": (: ($rule $premise AXIOM) $type)", _868342)
   Exit: (225) [system] string_concat(g, ": (: ($rule $premise AXIOM) $type)", "g: (: ($rule $premise AXIOM) $type)")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "g: (: ($rule $premise AXIOM) $type)")
   Call: (224) [system] string_concat(n, "g: (: ($rule $premise AXIOM) $type)", _861842)
   Exit: (224) [system] string_concat(n, "g: (: ($rule $premise AXIOM) $type)", "ng: (: ($rule $premise AXIOM) $type)")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), "ng: (: ($rule $premise AXIOM) $type)")
   Call: (223) [system] string_concat(i, "ng: (: ($rule $premise AXIOM) $type)", _855342)
   Exit: (223) [system] string_concat(i, "ng: (: ($rule $premise AXIOM) $type)", "ing: (: ($rule $premise AXIOM) $type)")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "ing: (: ($rule $premise AXIOM) $type)")
   Call: (222) [system] string_concat(n, "ing: (: ($rule $premise AXIOM) $type)", _848842)
   Exit: (222) [system] string_concat(n, "ing: (: ($rule $premise AXIOM) $type)", "ning: (: ($rule $premise AXIOM) $type)")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "ning: (: ($rule $premise AXIOM) $type)")
   Call: (221) [system] string_concat(i, "ning: (: ($rule $premise AXIOM) $type)", _842342)
   Exit: (221) [system] string_concat(i, "ning: (: ($rule $premise AXIOM) $type)", "ining: (: ($rule $premise AXIOM) $type)")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "ining: (: ($rule $premise AXIOM) $type)")
   Call: (220) [system] string_concat(a, "ining: (: ($rule $premise AXIOM) $type)", _835842)
   Exit: (220) [system] string_concat(a, "ining: (: ($rule $premise AXIOM) $type)", "aining: (: ($rule $premise AXIOM) $type)")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "aining: (: ($rule $premise AXIOM) $type)")
   Call: (219) [system] string_concat(h, "aining: (: ($rule $premise AXIOM) $type)", _829342)
   Exit: (219) [system] string_concat(h, "aining: (: ($rule $premise AXIOM) $type)", "haining: (: ($rule $premise AXIOM) $type)")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "haining: (: ($rule $premise AXIOM) $type)")
   Call: (218) [system] string_concat(c, "haining: (: ($rule $premise AXIOM) $type)", _822842)
   Exit: (218) [system] string_concat(c, "haining: (: ($rule $premise AXIOM) $type)", "chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "chaining: (: ($rule $premise AXIOM) $type)")
   Call: (217) [system] string_concat(' ', "chaining: (: ($rule $premise AXIOM) $type)", _816342)
   Exit: (217) [system] string_concat(' ', "chaining: (: ($rule $premise AXIOM) $type)", " chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), " chaining: (: ($rule $premise AXIOM) $type)")
   Call: (216) [system] string_concat(d, " chaining: (: ($rule $premise AXIOM) $type)", _809842)
   Exit: (216) [system] string_concat(d, " chaining: (: ($rule $premise AXIOM) $type)", "d chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "d chaining: (: ($rule $premise AXIOM) $type)")
   Call: (215) [system] string_concat(r, "d chaining: (: ($rule $premise AXIOM) $type)", _803342)
   Exit: (215) [system] string_concat(r, "d chaining: (: ($rule $premise AXIOM) $type)", "rd chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "rd chaining: (: ($rule $premise AXIOM) $type)")
   Call: (214) [system] string_concat(a, "rd chaining: (: ($rule $premise AXIOM) $type)", _796842)
   Exit: (214) [system] string_concat(a, "rd chaining: (: ($rule $premise AXIOM) $type)", "ard chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "ard chaining: (: ($rule $premise AXIOM) $type)")
   Call: (213) [system] string_concat(w, "ard chaining: (: ($rule $premise AXIOM) $type)", _790342)
   Exit: (213) [system] string_concat(w, "ard chaining: (: ($rule $premise AXIOM) $type)", "ward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), "ward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (212) [system] string_concat(r, "ward chaining: (: ($rule $premise AXIOM) $type)", _783842)
   Exit: (212) [system] string_concat(r, "ward chaining: (: ($rule $premise AXIOM) $type)", "rward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "rward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (211) [system] string_concat(o, "rward chaining: (: ($rule $premise AXIOM) $type)", _777342)
   Exit: (211) [system] string_concat(o, "rward chaining: (: ($rule $premise AXIOM) $type)", "orward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "orward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (210) [system] string_concat('F', "orward chaining: (: ($rule $premise AXIOM) $type)", _770842)
   Exit: (210) [system] string_concat('F', "orward chaining: (: ($rule $premise AXIOM) $type)", "Forward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), "Forward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (209) [system] string_concat(' ', "Forward chaining: (: ($rule $premise AXIOM) $type)", _764342)
   Exit: (209) [system] string_concat(' ', "Forward chaining: (: ($rule $premise AXIOM) $type)", " Forward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), " Forward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (208) [system] string_concat('.', " Forward chaining: (: ($rule $premise AXIOM) $type)", _757842)
   Exit: (208) [system] string_concat('.', " Forward chaining: (: ($rule $premise AXIOM) $type)", ". Forward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), ". Forward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (207) [system] string_concat('2', ". Forward chaining: (: ($rule $premise AXIOM) $type)", _751342)
   Exit: (207) [system] string_concat('2', ". Forward chaining: (: ($rule $premise AXIOM) $type)", "2. Forward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "2. Forward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (206) [system] string_concat(' ', "2. Forward chaining: (: ($rule $premise AXIOM) $type)", _744842)
   Exit: (206) [system] string_concat(' ', "2. Forward chaining: (: ($rule $premise AXIOM) $type)", " 2. Forward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), " 2. Forward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (205) [system] string_concat(' ', " 2. Forward chaining: (: ($rule $premise AXIOM) $type)", _738342)
   Exit: (205) [system] string_concat(' ', " 2. Forward chaining: (: ($rule $premise AXIOM) $type)", "  2. Forward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "  2. Forward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (204) [system] string_concat(' ', "  2. Forward chaining: (: ($rule $premise AXIOM) $type)", _731842)
   Exit: (204) [system] string_concat(' ', "  2. Forward chaining: (: ($rule $premise AXIOM) $type)", "   2. Forward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "   2. Forward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (203) [system] string_concat(' ', "   2. Forward chaining: (: ($rule $premise AXIOM) $type)", _725342)
   Exit: (203) [system] string_concat(' ', "   2. Forward chaining: (: ($rule $premise AXIOM) $type)", "    2. Forward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), "    2. Forward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (202) [system] string_concat(' ', "    2. Forward chaining: (: ($rule $premise AXIOM) $type)", _718842)
   Exit: (202) [system] string_concat(' ', "    2. Forward chaining: (: ($rule $premise AXIOM) $type)", "     2. Forward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "     2. Forward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (201) [system] string_concat(' ', "     2. Forward chaining: (: ($rule $premise AXIOM) $type)", _712342)
   Exit: (201) [system] string_concat(' ', "     2. Forward chaining: (: ($rule $premise AXIOM) $type)", "      2. Forward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "      2. Forward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (200) [system] string_concat(' ', "      2. Forward chaining: (: ($rule $premise AXIOM) $type)", _705842)
   Exit: (200) [system] string_concat(' ', "      2. Forward chaining: (: ($rule $premise AXIOM) $type)", "       2. Forward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "       2. Forward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (199) [system] string_concat(' ', "       2. Forward chaining: (: ($rule $premise AXIOM) $type)", _699342)
   Exit: (199) [system] string_concat(' ', "       2. Forward chaining: (: ($rule $premise AXIOM) $type)", "        2. Forward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "        2. Forward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (198) [system] string_concat(' ', "        2. Forward chaining: (: ($rule $premise AXIOM) $type)", _692842)
   Exit: (198) [system] string_concat(' ', "        2. Forward chaining: (: ($rule $premise AXIOM) $type)", "         2. Forward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "         2. Forward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (197) [system] string_concat(;, "         2. Forward chaining: (: ($rule $premise AXIOM) $type)", _686342)
   Exit: (197) [system] string_concat(;, "         2. Forward chaining: (: ($rule $premise AXIOM) $type)", ";         2. Forward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), ";         2. Forward chaining: (: ($rule $premise AXIOM) $type)")
   Call: (196) [system] string_concat(;, ";         2. Forward chaining: (: ($rule $premise AXIOM) $type)", _679842)
   Exit: (196) [system] string_concat(;, ";         2. Forward chaining: (: ($rule $premise AXIOM) $type)", ";;         2. Forward chaining: (: ($rule $premise AXIOM) $type)")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), ";;         2. Forward chaining: (: ($rule $premise AXIOM) $type)")
^  Call: (195) [user] assertz(metta_file_comment(30, 0, 877, '$COMMENT'(";;         2. Forward chaining: (: ($rule $premise AXIOM) $type)", 30, 0), '$stream_position'(877, 30, 0, 877)))
^  Exit: (195) [user] assertz(metta_file_comment(30, 0, 877, '$COMMENT'(";;         2. Forward chaining: (: ($rule $premise AXIOM) $type)", 30, 0), '$stream_position'(877, 30, 0, 877)))
^  Exit: (194) [user] read_comment((0x55798e5fad60))
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1286556)
   Exit: (195) [system] peek_char((0x55798e5fad60), ;)
   Call: (195) [system] (;)=(;)
   Exit: (195) [system] (;)=(;)
^  Call: (195) [user] read_comment((0x55798e5fad60))
^  Call: (196) [user] read_position((0x55798e5fad60), _1291194, _1291196, _1291198, _1291200)
   Call: (197) [system] stream_property((0x55798e5fad60), position(_1291200))
   Call: (198) [system] nonvar((0x55798e5fad60))
   Exit: (198) [system] nonvar((0x55798e5fad60))
   Call: (198) [system] nonvar(position(_1291200))
   Exit: (198) [system] nonvar(position(_1291200))
   Exit: (197) [system] stream_property((0x55798e5fad60), position('$stream_position'(942, 31, 0, 942)))
   Call: (197) [$syspreds] stream_position_data(line_count, '$stream_position'(942, 31, 0, 942), _1291194)
   Call: (198) [system] nonvar(line_count)
   Exit: (198) [system] nonvar(line_count)
   Call: (198) [$syspreds] stream_position_field(line_count, _1300488)
   Exit: (198) [$syspreds] stream_position_field(line_count, 2)
   Call: (198) [system] arg(2, '$stream_position'(942, 31, 0, 942), _1291194)
   Exit: (198) [system] arg(2, '$stream_position'(942, 31, 0, 942), 31)
   Exit: (197) [$syspreds] stream_position_data(line_count, '$stream_position'(942, 31, 0, 942), 31)
   Call: (197) [$syspreds] stream_position_data(line_position, '$stream_position'(942, 31, 0, 942), _1291196)
   Call: (198) [system] nonvar(line_position)
   Exit: (198) [system] nonvar(line_position)
   Call: (198) [$syspreds] stream_position_field(line_position, _1307922)
   Exit: (198) [$syspreds] stream_position_field(line_position, 3)
   Call: (198) [system] arg(3, '$stream_position'(942, 31, 0, 942), _1291196)
   Exit: (198) [system] arg(3, '$stream_position'(942, 31, 0, 942), 0)
   Exit: (197) [$syspreds] stream_position_data(line_position, '$stream_position'(942, 31, 0, 942), 0)
   Call: (197) [$syspreds] stream_position_data(char_count, '$stream_position'(942, 31, 0, 942), _1291198)
   Call: (198) [system] nonvar(char_count)
   Exit: (198) [system] nonvar(char_count)
   Call: (198) [$syspreds] stream_position_field(char_count, _1315356)
   Exit: (198) [$syspreds] stream_position_field(char_count, 1)
   Call: (198) [system] arg(1, '$stream_position'(942, 31, 0, 942), _1291198)
   Exit: (198) [system] arg(1, '$stream_position'(942, 31, 0, 942), 942)
   Exit: (197) [$syspreds] stream_position_data(char_count, '$stream_position'(942, 31, 0, 942), 942)
^  Exit: (196) [user] read_position((0x55798e5fad60), 31, 0, 942, '$stream_position'(942, 31, 0, 942))
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _1320950)
   Call: (197) [system] get_char((0x55798e5fad60), _1321880)
   Exit: (197) [system] get_char((0x55798e5fad60), ;)
   Call: (197) [system] char_type(;, end_of_line)
   Fail: (197) [system] char_type(;, end_of_line)
   Call: (197) [system] (;)=end_of_file
   Fail: (197) [system] (;)=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _1327450)
   Call: (198) [system] get_char((0x55798e5fad60), _1328380)
   Exit: (198) [system] get_char((0x55798e5fad60), ;)
   Call: (198) [system] char_type(;, end_of_line)
   Fail: (198) [system] char_type(;, end_of_line)
   Call: (198) [system] (;)=end_of_file
   Fail: (198) [system] (;)=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _1333950)
   Call: (199) [system] get_char((0x55798e5fad60), _1334880)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
   Call: (199) [system] char_type(' ', end_of_line)
   Fail: (199) [system] char_type(' ', end_of_line)
   Call: (199) [system] ' '=end_of_file
   Fail: (199) [system] ' '=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _1340450)
   Call: (200) [system] get_char((0x55798e5fad60), _1341380)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
   Call: (200) [system] char_type(' ', end_of_line)
   Fail: (200) [system] char_type(' ', end_of_line)
   Call: (200) [system] ' '=end_of_file
   Fail: (200) [system] ' '=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _1346950)
   Call: (201) [system] get_char((0x55798e5fad60), _1347880)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
   Call: (201) [system] char_type(' ', end_of_line)
   Fail: (201) [system] char_type(' ', end_of_line)
   Call: (201) [system] ' '=end_of_file
   Fail: (201) [system] ' '=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _1353450)
   Call: (202) [system] get_char((0x55798e5fad60), _1354380)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
   Call: (202) [system] char_type(' ', end_of_line)
   Fail: (202) [system] char_type(' ', end_of_line)
   Call: (202) [system] ' '=end_of_file
   Fail: (202) [system] ' '=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _1359950)
   Call: (203) [system] get_char((0x55798e5fad60), _1360880)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
   Call: (203) [system] char_type(' ', end_of_line)
   Fail: (203) [system] char_type(' ', end_of_line)
   Call: (203) [system] ' '=end_of_file
   Fail: (203) [system] ' '=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _1366450)
   Call: (204) [system] get_char((0x55798e5fad60), _1367380)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
   Call: (204) [system] char_type(' ', end_of_line)
   Fail: (204) [system] char_type(' ', end_of_line)
   Call: (204) [system] ' '=end_of_file
   Fail: (204) [system] ' '=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _1372950)
   Call: (205) [system] get_char((0x55798e5fad60), _1373880)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
   Call: (205) [system] char_type(' ', end_of_line)
   Fail: (205) [system] char_type(' ', end_of_line)
   Call: (205) [system] ' '=end_of_file
   Fail: (205) [system] ' '=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _1379450)
   Call: (206) [system] get_char((0x55798e5fad60), _1380380)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
   Call: (206) [system] char_type(' ', end_of_line)
   Fail: (206) [system] char_type(' ', end_of_line)
   Call: (206) [system] ' '=end_of_file
   Fail: (206) [system] ' '=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _1385950)
   Call: (207) [system] get_char((0x55798e5fad60), _1386880)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
   Call: (207) [system] char_type(' ', end_of_line)
   Fail: (207) [system] char_type(' ', end_of_line)
   Call: (207) [system] ' '=end_of_file
   Fail: (207) [system] ' '=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _1392450)
   Call: (208) [system] get_char((0x55798e5fad60), _1393380)
   Exit: (208) [system] get_char((0x55798e5fad60), '3')
   Call: (208) [system] char_type('3', end_of_line)
   Fail: (208) [system] char_type('3', end_of_line)
   Call: (208) [system] '3'=end_of_file
   Fail: (208) [system] '3'=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _1398950)
   Call: (209) [system] get_char((0x55798e5fad60), _1399880)
   Exit: (209) [system] get_char((0x55798e5fad60), '.')
   Call: (209) [system] char_type('.', end_of_line)
   Fail: (209) [system] char_type('.', end_of_line)
   Call: (209) [system] ('.')=end_of_file
   Fail: (209) [system] ('.')=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _1405450)
   Call: (210) [system] get_char((0x55798e5fad60), _1406380)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
   Call: (210) [system] char_type(' ', end_of_line)
   Fail: (210) [system] char_type(' ', end_of_line)
   Call: (210) [system] ' '=end_of_file
   Fail: (210) [system] ' '=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _1411950)
   Call: (211) [system] get_char((0x55798e5fad60), _1412880)
   Exit: (211) [system] get_char((0x55798e5fad60), 'M')
   Call: (211) [system] char_type('M', end_of_line)
   Fail: (211) [system] char_type('M', end_of_line)
   Call: (211) [system] 'M'=end_of_file
   Fail: (211) [system] 'M'=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _1418450)
   Call: (212) [system] get_char((0x55798e5fad60), _1419380)
   Exit: (212) [system] get_char((0x55798e5fad60), i)
   Call: (212) [system] char_type(i, end_of_line)
   Fail: (212) [system] char_type(i, end_of_line)
   Call: (212) [system] i=end_of_file
   Fail: (212) [system] i=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _1424950)
   Call: (213) [system] get_char((0x55798e5fad60), _1425880)
   Exit: (213) [system] get_char((0x55798e5fad60), x)
   Call: (213) [system] char_type(x, end_of_line)
   Fail: (213) [system] char_type(x, end_of_line)
   Call: (213) [system] x=end_of_file
   Fail: (213) [system] x=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _1431450)
   Call: (214) [system] get_char((0x55798e5fad60), _1432380)
   Exit: (214) [system] get_char((0x55798e5fad60), e)
   Call: (214) [system] char_type(e, end_of_line)
   Fail: (214) [system] char_type(e, end_of_line)
   Call: (214) [system] e=end_of_file
   Fail: (214) [system] e=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _1437950)
   Call: (215) [system] get_char((0x55798e5fad60), _1438880)
   Exit: (215) [system] get_char((0x55798e5fad60), d)
   Call: (215) [system] char_type(d, end_of_line)
   Fail: (215) [system] char_type(d, end_of_line)
   Call: (215) [system] d=end_of_file
   Fail: (215) [system] d=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _1444450)
   Call: (216) [system] get_char((0x55798e5fad60), _1445380)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
   Call: (216) [system] char_type(' ', end_of_line)
   Fail: (216) [system] char_type(' ', end_of_line)
   Call: (216) [system] ' '=end_of_file
   Fail: (216) [system] ' '=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _1450950)
   Call: (217) [system] get_char((0x55798e5fad60), _1451880)
   Exit: (217) [system] get_char((0x55798e5fad60), c)
   Call: (217) [system] char_type(c, end_of_line)
   Fail: (217) [system] char_type(c, end_of_line)
   Call: (217) [system] c=end_of_file
   Fail: (217) [system] c=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _1457450)
   Call: (218) [system] get_char((0x55798e5fad60), _1458380)
   Exit: (218) [system] get_char((0x55798e5fad60), h)
   Call: (218) [system] char_type(h, end_of_line)
   Fail: (218) [system] char_type(h, end_of_line)
   Call: (218) [system] h=end_of_file
   Fail: (218) [system] h=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _1463950)
   Call: (219) [system] get_char((0x55798e5fad60), _1464880)
   Exit: (219) [system] get_char((0x55798e5fad60), a)
   Call: (219) [system] char_type(a, end_of_line)
   Fail: (219) [system] char_type(a, end_of_line)
   Call: (219) [system] a=end_of_file
   Fail: (219) [system] a=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _1470450)
   Call: (220) [system] get_char((0x55798e5fad60), _1471380)
   Exit: (220) [system] get_char((0x55798e5fad60), i)
   Call: (220) [system] char_type(i, end_of_line)
   Fail: (220) [system] char_type(i, end_of_line)
   Call: (220) [system] i=end_of_file
   Fail: (220) [system] i=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _1476950)
   Call: (221) [system] get_char((0x55798e5fad60), _1477880)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] char_type(n, end_of_line)
   Fail: (221) [system] char_type(n, end_of_line)
   Call: (221) [system] n=end_of_file
   Fail: (221) [system] n=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _1483450)
   Call: (222) [system] get_char((0x55798e5fad60), _1484380)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] char_type(i, end_of_line)
   Fail: (222) [system] char_type(i, end_of_line)
   Call: (222) [system] i=end_of_file
   Fail: (222) [system] i=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _1489950)
   Call: (223) [system] get_char((0x55798e5fad60), _1490880)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] char_type(n, end_of_line)
   Fail: (223) [system] char_type(n, end_of_line)
   Call: (223) [system] n=end_of_file
   Fail: (223) [system] n=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _1496450)
   Call: (224) [system] get_char((0x55798e5fad60), _1497380)
   Exit: (224) [system] get_char((0x55798e5fad60), g)
   Call: (224) [system] char_type(g, end_of_line)
   Fail: (224) [system] char_type(g, end_of_line)
   Call: (224) [system] g=end_of_file
   Fail: (224) [system] g=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _1502950)
   Call: (225) [system] get_char((0x55798e5fad60), _1503880)
   Exit: (225) [system] get_char((0x55798e5fad60), :)
   Call: (225) [system] char_type(:, end_of_line)
   Fail: (225) [system] char_type(:, end_of_line)
   Call: (225) [system] (:)=end_of_file
   Fail: (225) [system] (:)=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _1509450)
   Call: (226) [system] get_char((0x55798e5fad60), _1510380)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
   Call: (226) [system] char_type(' ', end_of_line)
   Fail: (226) [system] char_type(' ', end_of_line)
   Call: (226) [system] ' '=end_of_file
   Fail: (226) [system] ' '=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _1515950)
   Call: (227) [system] get_char((0x55798e5fad60), _1516880)
   Exit: (227) [system] get_char((0x55798e5fad60), '(')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] '('=end_of_file
   Fail: (227) [system] '('=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _1522450)
   Call: (228) [system] get_char((0x55798e5fad60), _1523380)
   Exit: (228) [system] get_char((0x55798e5fad60), :)
   Call: (228) [system] char_type(:, end_of_line)
   Fail: (228) [system] char_type(:, end_of_line)
   Call: (228) [system] (:)=end_of_file
   Fail: (228) [system] (:)=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _1528950)
   Call: (229) [system] get_char((0x55798e5fad60), _1529880)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
   Call: (229) [system] char_type(' ', end_of_line)
   Fail: (229) [system] char_type(' ', end_of_line)
   Call: (229) [system] ' '=end_of_file
   Fail: (229) [system] ' '=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _1535450)
   Call: (230) [system] get_char((0x55798e5fad60), _1536380)
   Exit: (230) [system] get_char((0x55798e5fad60), '(')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] '('=end_of_file
   Fail: (230) [system] '('=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _1541950)
   Call: (231) [system] get_char((0x55798e5fad60), _1542880)
   Exit: (231) [system] get_char((0x55798e5fad60), $)
   Call: (231) [system] char_type($, end_of_line)
   Fail: (231) [system] char_type($, end_of_line)
   Call: (231) [system] ($)=end_of_file
   Fail: (231) [system] ($)=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _1548450)
   Call: (232) [system] get_char((0x55798e5fad60), _1549380)
   Exit: (232) [system] get_char((0x55798e5fad60), r)
   Call: (232) [system] char_type(r, end_of_line)
   Fail: (232) [system] char_type(r, end_of_line)
   Call: (232) [system] r=end_of_file
   Fail: (232) [system] r=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _1554950)
   Call: (233) [system] get_char((0x55798e5fad60), _1555880)
   Exit: (233) [system] get_char((0x55798e5fad60), u)
   Call: (233) [system] char_type(u, end_of_line)
   Fail: (233) [system] char_type(u, end_of_line)
   Call: (233) [system] u=end_of_file
   Fail: (233) [system] u=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _1561450)
   Call: (234) [system] get_char((0x55798e5fad60), _1562380)
   Exit: (234) [system] get_char((0x55798e5fad60), l)
   Call: (234) [system] char_type(l, end_of_line)
   Fail: (234) [system] char_type(l, end_of_line)
   Call: (234) [system] l=end_of_file
   Fail: (234) [system] l=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _1567950)
   Call: (235) [system] get_char((0x55798e5fad60), _1568880)
   Exit: (235) [system] get_char((0x55798e5fad60), e)
   Call: (235) [system] char_type(e, end_of_line)
   Fail: (235) [system] char_type(e, end_of_line)
   Call: (235) [system] e=end_of_file
   Fail: (235) [system] e=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _1574450)
   Call: (236) [system] get_char((0x55798e5fad60), _1575380)
   Exit: (236) [system] get_char((0x55798e5fad60), ' ')
   Call: (236) [system] char_type(' ', end_of_line)
   Fail: (236) [system] char_type(' ', end_of_line)
   Call: (236) [system] ' '=end_of_file
   Fail: (236) [system] ' '=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _1580950)
   Call: (237) [system] get_char((0x55798e5fad60), _1581880)
   Exit: (237) [system] get_char((0x55798e5fad60), $)
   Call: (237) [system] char_type($, end_of_line)
   Fail: (237) [system] char_type($, end_of_line)
   Call: (237) [system] ($)=end_of_file
   Fail: (237) [system] ($)=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _1587450)
   Call: (238) [system] get_char((0x55798e5fad60), _1588380)
   Exit: (238) [system] get_char((0x55798e5fad60), p)
   Call: (238) [system] char_type(p, end_of_line)
   Fail: (238) [system] char_type(p, end_of_line)
   Call: (238) [system] p=end_of_file
   Fail: (238) [system] p=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _1593950)
   Call: (239) [system] get_char((0x55798e5fad60), _1594880)
   Exit: (239) [system] get_char((0x55798e5fad60), r)
   Call: (239) [system] char_type(r, end_of_line)
   Fail: (239) [system] char_type(r, end_of_line)
   Call: (239) [system] r=end_of_file
   Fail: (239) [system] r=end_of_file
^  Call: (239) [user] read_until_eol((0x55798e5fad60), _1600450)
   Call: (240) [system] get_char((0x55798e5fad60), _1601380)
   Exit: (240) [system] get_char((0x55798e5fad60), e)
   Call: (240) [system] char_type(e, end_of_line)
   Fail: (240) [system] char_type(e, end_of_line)
   Call: (240) [system] e=end_of_file
   Fail: (240) [system] e=end_of_file
^  Call: (240) [user] read_until_eol((0x55798e5fad60), _1606950)
   Call: (241) [system] get_char((0x55798e5fad60), _1607880)
   Exit: (241) [system] get_char((0x55798e5fad60), m)
   Call: (241) [system] char_type(m, end_of_line)
   Fail: (241) [system] char_type(m, end_of_line)
   Call: (241) [system] m=end_of_file
   Fail: (241) [system] m=end_of_file
^  Call: (241) [user] read_until_eol((0x55798e5fad60), _1613450)
   Call: (242) [system] get_char((0x55798e5fad60), _1614380)
   Exit: (242) [system] get_char((0x55798e5fad60), i)
   Call: (242) [system] char_type(i, end_of_line)
   Fail: (242) [system] char_type(i, end_of_line)
   Call: (242) [system] i=end_of_file
   Fail: (242) [system] i=end_of_file
^  Call: (242) [user] read_until_eol((0x55798e5fad60), _1619950)
   Call: (243) [system] get_char((0x55798e5fad60), _1620880)
   Exit: (243) [system] get_char((0x55798e5fad60), s)
   Call: (243) [system] char_type(s, end_of_line)
   Fail: (243) [system] char_type(s, end_of_line)
   Call: (243) [system] s=end_of_file
   Fail: (243) [system] s=end_of_file
^  Call: (243) [user] read_until_eol((0x55798e5fad60), _1626450)
   Call: (244) [system] get_char((0x55798e5fad60), _1627380)
   Exit: (244) [system] get_char((0x55798e5fad60), e)
   Call: (244) [system] char_type(e, end_of_line)
   Fail: (244) [system] char_type(e, end_of_line)
   Call: (244) [system] e=end_of_file
   Fail: (244) [system] e=end_of_file
^  Call: (244) [user] read_until_eol((0x55798e5fad60), _1632950)
   Call: (245) [system] get_char((0x55798e5fad60), _1633880)
   Exit: (245) [system] get_char((0x55798e5fad60), ' ')
   Call: (245) [system] char_type(' ', end_of_line)
   Fail: (245) [system] char_type(' ', end_of_line)
   Call: (245) [system] ' '=end_of_file
   Fail: (245) [system] ' '=end_of_file
^  Call: (245) [user] read_until_eol((0x55798e5fad60), _1639450)
   Call: (246) [system] get_char((0x55798e5fad60), _1640380)
   Exit: (246) [system] get_char((0x55798e5fad60), 'A')
   Call: (246) [system] char_type('A', end_of_line)
   Fail: (246) [system] char_type('A', end_of_line)
   Call: (246) [system] 'A'=end_of_file
   Fail: (246) [system] 'A'=end_of_file
^  Call: (246) [user] read_until_eol((0x55798e5fad60), _1645950)
   Call: (247) [system] get_char((0x55798e5fad60), _1646880)
   Exit: (247) [system] get_char((0x55798e5fad60), 'X')
   Call: (247) [system] char_type('X', end_of_line)
   Fail: (247) [system] char_type('X', end_of_line)
   Call: (247) [system] 'X'=end_of_file
   Fail: (247) [system] 'X'=end_of_file
^  Call: (247) [user] read_until_eol((0x55798e5fad60), _1652450)
   Call: (248) [system] get_char((0x55798e5fad60), _1653380)
   Exit: (248) [system] get_char((0x55798e5fad60), 'I')
   Call: (248) [system] char_type('I', end_of_line)
   Fail: (248) [system] char_type('I', end_of_line)
   Call: (248) [system] 'I'=end_of_file
   Fail: (248) [system] 'I'=end_of_file
^  Call: (248) [user] read_until_eol((0x55798e5fad60), _1658950)
   Call: (249) [system] get_char((0x55798e5fad60), _1659880)
   Exit: (249) [system] get_char((0x55798e5fad60), 'O')
   Call: (249) [system] char_type('O', end_of_line)
   Fail: (249) [system] char_type('O', end_of_line)
   Call: (249) [system] 'O'=end_of_file
   Fail: (249) [system] 'O'=end_of_file
^  Call: (249) [user] read_until_eol((0x55798e5fad60), _1665450)
   Call: (250) [system] get_char((0x55798e5fad60), _1666380)
   Exit: (250) [system] get_char((0x55798e5fad60), 'M')
   Call: (250) [system] char_type('M', end_of_line)
   Fail: (250) [system] char_type('M', end_of_line)
   Call: (250) [system] 'M'=end_of_file
   Fail: (250) [system] 'M'=end_of_file
^  Call: (250) [user] read_until_eol((0x55798e5fad60), _1671950)
   Call: (251) [system] get_char((0x55798e5fad60), _1672880)
   Exit: (251) [system] get_char((0x55798e5fad60), ')')
   Call: (251) [system] char_type(')', end_of_line)
   Fail: (251) [system] char_type(')', end_of_line)
   Call: (251) [system] ')'=end_of_file
   Fail: (251) [system] ')'=end_of_file
^  Call: (251) [user] read_until_eol((0x55798e5fad60), _1678450)
   Call: (252) [system] get_char((0x55798e5fad60), _1679380)
   Exit: (252) [system] get_char((0x55798e5fad60), ' ')
   Call: (252) [system] char_type(' ', end_of_line)
   Fail: (252) [system] char_type(' ', end_of_line)
   Call: (252) [system] ' '=end_of_file
   Fail: (252) [system] ' '=end_of_file
^  Call: (252) [user] read_until_eol((0x55798e5fad60), _1684950)
   Call: (253) [system] get_char((0x55798e5fad60), _1685880)
   Exit: (253) [system] get_char((0x55798e5fad60), '(')
   Call: (253) [system] char_type('(', end_of_line)
   Fail: (253) [system] char_type('(', end_of_line)
   Call: (253) [system] '('=end_of_file
   Fail: (253) [system] '('=end_of_file
^  Call: (253) [user] read_until_eol((0x55798e5fad60), _1691450)
   Call: (254) [system] get_char((0x55798e5fad60), _1692380)
   Exit: (254) [system] get_char((0x55798e5fad60), 'I')
   Call: (254) [system] char_type('I', end_of_line)
   Fail: (254) [system] char_type('I', end_of_line)
   Call: (254) [system] 'I'=end_of_file
   Fail: (254) [system] 'I'=end_of_file
^  Call: (254) [user] read_until_eol((0x55798e5fad60), _1697950)
   Call: (255) [system] get_char((0x55798e5fad60), _1698880)
   Exit: (255) [system] get_char((0x55798e5fad60), n)
   Call: (255) [system] char_type(n, end_of_line)
   Fail: (255) [system] char_type(n, end_of_line)
   Call: (255) [system] n=end_of_file
   Fail: (255) [system] n=end_of_file
^  Call: (255) [user] read_until_eol((0x55798e5fad60), _1704450)
   Call: (256) [system] get_char((0x55798e5fad60), _1705380)
   Exit: (256) [system] get_char((0x55798e5fad60), h)
   Call: (256) [system] char_type(h, end_of_line)
   Fail: (256) [system] char_type(h, end_of_line)
   Call: (256) [system] h=end_of_file
   Fail: (256) [system] h=end_of_file
^  Call: (256) [user] read_until_eol((0x55798e5fad60), _1710950)
   Call: (257) [system] get_char((0x55798e5fad60), _1711880)
   Exit: (257) [system] get_char((0x55798e5fad60), e)
   Call: (257) [system] char_type(e, end_of_line)
   Fail: (257) [system] char_type(e, end_of_line)
   Call: (257) [system] e=end_of_file
   Fail: (257) [system] e=end_of_file
^  Call: (257) [user] read_until_eol((0x55798e5fad60), _1717450)
   Call: (258) [system] get_char((0x55798e5fad60), _1718380)
   Exit: (258) [system] get_char((0x55798e5fad60), r)
   Call: (258) [system] char_type(r, end_of_line)
   Fail: (258) [system] char_type(r, end_of_line)
   Call: (258) [system] r=end_of_file
   Fail: (258) [system] r=end_of_file
^  Call: (258) [user] read_until_eol((0x55798e5fad60), _1723950)
   Call: (259) [system] get_char((0x55798e5fad60), _1724880)
   Exit: (259) [system] get_char((0x55798e5fad60), i)
   Call: (259) [system] char_type(i, end_of_line)
   Fail: (259) [system] char_type(i, end_of_line)
   Call: (259) [system] i=end_of_file
   Fail: (259) [system] i=end_of_file
^  Call: (259) [user] read_until_eol((0x55798e5fad60), _1730450)
   Call: (260) [system] get_char((0x55798e5fad60), _1731380)
   Exit: (260) [system] get_char((0x55798e5fad60), t)
   Call: (260) [system] char_type(t, end_of_line)
   Fail: (260) [system] char_type(t, end_of_line)
   Call: (260) [system] t=end_of_file
   Fail: (260) [system] t=end_of_file
^  Call: (260) [user] read_until_eol((0x55798e5fad60), _1736950)
   Call: (261) [system] get_char((0x55798e5fad60), _1737880)
   Exit: (261) [system] get_char((0x55798e5fad60), a)
   Call: (261) [system] char_type(a, end_of_line)
   Fail: (261) [system] char_type(a, end_of_line)
   Call: (261) [system] a=end_of_file
   Fail: (261) [system] a=end_of_file
^  Call: (261) [user] read_until_eol((0x55798e5fad60), _1743450)
   Call: (262) [system] get_char((0x55798e5fad60), _1744380)
   Exit: (262) [system] get_char((0x55798e5fad60), n)
   Call: (262) [system] char_type(n, end_of_line)
   Fail: (262) [system] char_type(n, end_of_line)
   Call: (262) [system] n=end_of_file
   Fail: (262) [system] n=end_of_file
^  Call: (262) [user] read_until_eol((0x55798e5fad60), _1749950)
   Call: (263) [system] get_char((0x55798e5fad60), _1750880)
   Exit: (263) [system] get_char((0x55798e5fad60), c)
   Call: (263) [system] char_type(c, end_of_line)
   Fail: (263) [system] char_type(c, end_of_line)
   Call: (263) [system] c=end_of_file
   Fail: (263) [system] c=end_of_file
^  Call: (263) [user] read_until_eol((0x55798e5fad60), _1756450)
   Call: (264) [system] get_char((0x55798e5fad60), _1757380)
   Exit: (264) [system] get_char((0x55798e5fad60), e)
   Call: (264) [system] char_type(e, end_of_line)
   Fail: (264) [system] char_type(e, end_of_line)
   Call: (264) [system] e=end_of_file
   Fail: (264) [system] e=end_of_file
^  Call: (264) [user] read_until_eol((0x55798e5fad60), _1762950)
   Call: (265) [system] get_char((0x55798e5fad60), _1763880)
   Exit: (265) [system] get_char((0x55798e5fad60), ' ')
   Call: (265) [system] char_type(' ', end_of_line)
   Fail: (265) [system] char_type(' ', end_of_line)
   Call: (265) [system] ' '=end_of_file
   Fail: (265) [system] ' '=end_of_file
^  Call: (265) [user] read_until_eol((0x55798e5fad60), _1769450)
   Call: (266) [system] get_char((0x55798e5fad60), _1770380)
   Exit: (266) [system] get_char((0x55798e5fad60), $)
   Call: (266) [system] char_type($, end_of_line)
   Fail: (266) [system] char_type($, end_of_line)
   Call: (266) [system] ($)=end_of_file
   Fail: (266) [system] ($)=end_of_file
^  Call: (266) [user] read_until_eol((0x55798e5fad60), _1775950)
   Call: (267) [system] get_char((0x55798e5fad60), _1776880)
   Exit: (267) [system] get_char((0x55798e5fad60), x)
   Call: (267) [system] char_type(x, end_of_line)
   Fail: (267) [system] char_type(x, end_of_line)
   Call: (267) [system] x=end_of_file
   Fail: (267) [system] x=end_of_file
^  Call: (267) [user] read_until_eol((0x55798e5fad60), _1782450)
   Call: (268) [system] get_char((0x55798e5fad60), _1783380)
   Exit: (268) [system] get_char((0x55798e5fad60), ' ')
   Call: (268) [system] char_type(' ', end_of_line)
   Fail: (268) [system] char_type(' ', end_of_line)
   Call: (268) [system] ' '=end_of_file
   Fail: (268) [system] ' '=end_of_file
^  Call: (268) [user] read_until_eol((0x55798e5fad60), _1788950)
   Call: (269) [system] get_char((0x55798e5fad60), _1789880)
   Exit: (269) [system] get_char((0x55798e5fad60), 'M')
   Call: (269) [system] char_type('M', end_of_line)
   Fail: (269) [system] char_type('M', end_of_line)
   Call: (269) [system] 'M'=end_of_file
   Fail: (269) [system] 'M'=end_of_file
^  Call: (269) [user] read_until_eol((0x55798e5fad60), _1795450)
   Call: (270) [system] get_char((0x55798e5fad60), _1796380)
   Exit: (270) [system] get_char((0x55798e5fad60), a)
   Call: (270) [system] char_type(a, end_of_line)
   Fail: (270) [system] char_type(a, end_of_line)
   Call: (270) [system] a=end_of_file
   Fail: (270) [system] a=end_of_file
^  Call: (270) [user] read_until_eol((0x55798e5fad60), _1801950)
   Call: (271) [system] get_char((0x55798e5fad60), _1802880)
   Exit: (271) [system] get_char((0x55798e5fad60), m)
   Call: (271) [system] char_type(m, end_of_line)
   Fail: (271) [system] char_type(m, end_of_line)
   Call: (271) [system] m=end_of_file
   Fail: (271) [system] m=end_of_file
^  Call: (271) [user] read_until_eol((0x55798e5fad60), _1808450)
   Call: (272) [system] get_char((0x55798e5fad60), _1809380)
   Exit: (272) [system] get_char((0x55798e5fad60), m)
   Call: (272) [system] char_type(m, end_of_line)
   Fail: (272) [system] char_type(m, end_of_line)
   Call: (272) [system] m=end_of_file
   Fail: (272) [system] m=end_of_file
^  Call: (272) [user] read_until_eol((0x55798e5fad60), _1814950)
   Call: (273) [system] get_char((0x55798e5fad60), _1815880)
   Exit: (273) [system] get_char((0x55798e5fad60), a)
   Call: (273) [system] char_type(a, end_of_line)
   Fail: (273) [system] char_type(a, end_of_line)
   Call: (273) [system] a=end_of_file
   Fail: (273) [system] a=end_of_file
^  Call: (273) [user] read_until_eol((0x55798e5fad60), _1821450)
   Call: (274) [system] get_char((0x55798e5fad60), _1822380)
   Exit: (274) [system] get_char((0x55798e5fad60), l)
   Call: (274) [system] char_type(l, end_of_line)
   Fail: (274) [system] char_type(l, end_of_line)
   Call: (274) [system] l=end_of_file
   Fail: (274) [system] l=end_of_file
^  Call: (274) [user] read_until_eol((0x55798e5fad60), _1827950)
   Call: (275) [system] get_char((0x55798e5fad60), _1828880)
   Exit: (275) [system] get_char((0x55798e5fad60), ')')
   Call: (275) [system] char_type(')', end_of_line)
   Fail: (275) [system] char_type(')', end_of_line)
   Call: (275) [system] ')'=end_of_file
   Fail: (275) [system] ')'=end_of_file
^  Call: (275) [user] read_until_eol((0x55798e5fad60), _1834450)
   Call: (276) [system] get_char((0x55798e5fad60), _1835380)
   Exit: (276) [system] get_char((0x55798e5fad60), ')')
   Call: (276) [system] char_type(')', end_of_line)
   Fail: (276) [system] char_type(')', end_of_line)
   Call: (276) [system] ')'=end_of_file
   Fail: (276) [system] ')'=end_of_file
^  Call: (276) [user] read_until_eol((0x55798e5fad60), _1840950)
   Call: (277) [system] get_char((0x55798e5fad60), _1841880)
   Exit: (277) [system] get_char((0x55798e5fad60), '\n')
   Call: (277) [system] char_type('\n', end_of_line)
   Exit: (277) [system] char_type('\n', end_of_line)
   Call: (277) [system] _1840950=""
   Exit: (277) [system] ""=""
^  Exit: (276) [user] read_until_eol((0x55798e5fad60), "")
   Call: (276) [system] string_concat(')', "", _1834450)
   Exit: (276) [system] string_concat(')', "", ")")
^  Exit: (275) [user] read_until_eol((0x55798e5fad60), ")")
   Call: (275) [system] string_concat(')', ")", _1827950)
   Exit: (275) [system] string_concat(')', ")", "))")
^  Exit: (274) [user] read_until_eol((0x55798e5fad60), "))")
   Call: (274) [system] string_concat(l, "))", _1821450)
   Exit: (274) [system] string_concat(l, "))", "l))")
^  Exit: (273) [user] read_until_eol((0x55798e5fad60), "l))")
   Call: (273) [system] string_concat(a, "l))", _1814950)
   Exit: (273) [system] string_concat(a, "l))", "al))")
^  Exit: (272) [user] read_until_eol((0x55798e5fad60), "al))")
   Call: (272) [system] string_concat(m, "al))", _1808450)
   Exit: (272) [system] string_concat(m, "al))", "mal))")
^  Exit: (271) [user] read_until_eol((0x55798e5fad60), "mal))")
   Call: (271) [system] string_concat(m, "mal))", _1801950)
   Exit: (271) [system] string_concat(m, "mal))", "mmal))")
^  Exit: (270) [user] read_until_eol((0x55798e5fad60), "mmal))")
   Call: (270) [system] string_concat(a, "mmal))", _1795450)
   Exit: (270) [system] string_concat(a, "mmal))", "ammal))")
^  Exit: (269) [user] read_until_eol((0x55798e5fad60), "ammal))")
   Call: (269) [system] string_concat('M', "ammal))", _1788950)
   Exit: (269) [system] string_concat('M', "ammal))", "Mammal))")
^  Exit: (268) [user] read_until_eol((0x55798e5fad60), "Mammal))")
   Call: (268) [system] string_concat(' ', "Mammal))", _1782450)
   Exit: (268) [system] string_concat(' ', "Mammal))", " Mammal))")
^  Exit: (267) [user] read_until_eol((0x55798e5fad60), " Mammal))")
   Call: (267) [system] string_concat(x, " Mammal))", _1775950)
   Exit: (267) [system] string_concat(x, " Mammal))", "x Mammal))")
^  Exit: (266) [user] read_until_eol((0x55798e5fad60), "x Mammal))")
   Call: (266) [system] string_concat($, "x Mammal))", _1769450)
   Exit: (266) [system] string_concat($, "x Mammal))", "$x Mammal))")
^  Exit: (265) [user] read_until_eol((0x55798e5fad60), "$x Mammal))")
   Call: (265) [system] string_concat(' ', "$x Mammal))", _1762950)
   Exit: (265) [system] string_concat(' ', "$x Mammal))", " $x Mammal))")
^  Exit: (264) [user] read_until_eol((0x55798e5fad60), " $x Mammal))")
   Call: (264) [system] string_concat(e, " $x Mammal))", _1756450)
   Exit: (264) [system] string_concat(e, " $x Mammal))", "e $x Mammal))")
^  Exit: (263) [user] read_until_eol((0x55798e5fad60), "e $x Mammal))")
   Call: (263) [system] string_concat(c, "e $x Mammal))", _1749950)
   Exit: (263) [system] string_concat(c, "e $x Mammal))", "ce $x Mammal))")
^  Exit: (262) [user] read_until_eol((0x55798e5fad60), "ce $x Mammal))")
   Call: (262) [system] string_concat(n, "ce $x Mammal))", _1743450)
   Exit: (262) [system] string_concat(n, "ce $x Mammal))", "nce $x Mammal))")
^  Exit: (261) [user] read_until_eol((0x55798e5fad60), "nce $x Mammal))")
   Call: (261) [system] string_concat(a, "nce $x Mammal))", _1736950)
   Exit: (261) [system] string_concat(a, "nce $x Mammal))", "ance $x Mammal))")
^  Exit: (260) [user] read_until_eol((0x55798e5fad60), "ance $x Mammal))")
   Call: (260) [system] string_concat(t, "ance $x Mammal))", _1730450)
   Exit: (260) [system] string_concat(t, "ance $x Mammal))", "tance $x Mammal))")
^  Exit: (259) [user] read_until_eol((0x55798e5fad60), "tance $x Mammal))")
   Call: (259) [system] string_concat(i, "tance $x Mammal))", _1723950)
   Exit: (259) [system] string_concat(i, "tance $x Mammal))", "itance $x Mammal))")
^  Exit: (258) [user] read_until_eol((0x55798e5fad60), "itance $x Mammal))")
   Call: (258) [system] string_concat(r, "itance $x Mammal))", _1717450)
   Exit: (258) [system] string_concat(r, "itance $x Mammal))", "ritance $x Mammal))")
^  Exit: (257) [user] read_until_eol((0x55798e5fad60), "ritance $x Mammal))")
   Call: (257) [system] string_concat(e, "ritance $x Mammal))", _1710950)
   Exit: (257) [system] string_concat(e, "ritance $x Mammal))", "eritance $x Mammal))")
^  Exit: (256) [user] read_until_eol((0x55798e5fad60), "eritance $x Mammal))")
   Call: (256) [system] string_concat(h, "eritance $x Mammal))", _1704450)
   Exit: (256) [system] string_concat(h, "eritance $x Mammal))", "heritance $x Mammal))")
^  Exit: (255) [user] read_until_eol((0x55798e5fad60), "heritance $x Mammal))")
   Call: (255) [system] string_concat(n, "heritance $x Mammal))", _1697950)
   Exit: (255) [system] string_concat(n, "heritance $x Mammal))", "nheritance $x Mammal))")
^  Exit: (254) [user] read_until_eol((0x55798e5fad60), "nheritance $x Mammal))")
   Call: (254) [system] string_concat('I', "nheritance $x Mammal))", _1691450)
   Exit: (254) [system] string_concat('I', "nheritance $x Mammal))", "Inheritance $x Mammal))")
^  Exit: (253) [user] read_until_eol((0x55798e5fad60), "Inheritance $x Mammal))")
   Call: (253) [system] string_concat('(', "Inheritance $x Mammal))", _1684950)
   Exit: (253) [system] string_concat('(', "Inheritance $x Mammal))", "(Inheritance $x Mammal))")
^  Exit: (252) [user] read_until_eol((0x55798e5fad60), "(Inheritance $x Mammal))")
   Call: (252) [system] string_concat(' ', "(Inheritance $x Mammal))", _1678450)
   Exit: (252) [system] string_concat(' ', "(Inheritance $x Mammal))", " (Inheritance $x Mammal))")
^  Exit: (251) [user] read_until_eol((0x55798e5fad60), " (Inheritance $x Mammal))")
   Call: (251) [system] string_concat(')', " (Inheritance $x Mammal))", _1671950)
   Exit: (251) [system] string_concat(')', " (Inheritance $x Mammal))", ") (Inheritance $x Mammal))")
^  Exit: (250) [user] read_until_eol((0x55798e5fad60), ") (Inheritance $x Mammal))")
   Call: (250) [system] string_concat('M', ") (Inheritance $x Mammal))", _1665450)
   Exit: (250) [system] string_concat('M', ") (Inheritance $x Mammal))", "M) (Inheritance $x Mammal))")
^  Exit: (249) [user] read_until_eol((0x55798e5fad60), "M) (Inheritance $x Mammal))")
   Call: (249) [system] string_concat('O', "M) (Inheritance $x Mammal))", _1658950)
   Exit: (249) [system] string_concat('O', "M) (Inheritance $x Mammal))", "OM) (Inheritance $x Mammal))")
^  Exit: (248) [user] read_until_eol((0x55798e5fad60), "OM) (Inheritance $x Mammal))")
   Call: (248) [system] string_concat('I', "OM) (Inheritance $x Mammal))", _1652450)
   Exit: (248) [system] string_concat('I', "OM) (Inheritance $x Mammal))", "IOM) (Inheritance $x Mammal))")
^  Exit: (247) [user] read_until_eol((0x55798e5fad60), "IOM) (Inheritance $x Mammal))")
   Call: (247) [system] string_concat('X', "IOM) (Inheritance $x Mammal))", _1645950)
   Exit: (247) [system] string_concat('X', "IOM) (Inheritance $x Mammal))", "XIOM) (Inheritance $x Mammal))")
^  Exit: (246) [user] read_until_eol((0x55798e5fad60), "XIOM) (Inheritance $x Mammal))")
   Call: (246) [system] string_concat('A', "XIOM) (Inheritance $x Mammal))", _1639450)
   Exit: (246) [system] string_concat('A', "XIOM) (Inheritance $x Mammal))", "AXIOM) (Inheritance $x Mammal))")
^  Exit: (245) [user] read_until_eol((0x55798e5fad60), "AXIOM) (Inheritance $x Mammal))")
   Call: (245) [system] string_concat(' ', "AXIOM) (Inheritance $x Mammal))", _1632950)
   Exit: (245) [system] string_concat(' ', "AXIOM) (Inheritance $x Mammal))", " AXIOM) (Inheritance $x Mammal))")
^  Exit: (244) [user] read_until_eol((0x55798e5fad60), " AXIOM) (Inheritance $x Mammal))")
   Call: (244) [system] string_concat(e, " AXIOM) (Inheritance $x Mammal))", _1626450)
   Exit: (244) [system] string_concat(e, " AXIOM) (Inheritance $x Mammal))", "e AXIOM) (Inheritance $x Mammal))")
^  Exit: (243) [user] read_until_eol((0x55798e5fad60), "e AXIOM) (Inheritance $x Mammal))")
   Call: (243) [system] string_concat(s, "e AXIOM) (Inheritance $x Mammal))", _1619950)
   Exit: (243) [system] string_concat(s, "e AXIOM) (Inheritance $x Mammal))", "se AXIOM) (Inheritance $x Mammal))")
^  Exit: (242) [user] read_until_eol((0x55798e5fad60), "se AXIOM) (Inheritance $x Mammal))")
   Call: (242) [system] string_concat(i, "se AXIOM) (Inheritance $x Mammal))", _1613450)
   Exit: (242) [system] string_concat(i, "se AXIOM) (Inheritance $x Mammal))", "ise AXIOM) (Inheritance $x Mammal))")
^  Exit: (241) [user] read_until_eol((0x55798e5fad60), "ise AXIOM) (Inheritance $x Mammal))")
   Call: (241) [system] string_concat(m, "ise AXIOM) (Inheritance $x Mammal))", _1606950)
   Exit: (241) [system] string_concat(m, "ise AXIOM) (Inheritance $x Mammal))", "mise AXIOM) (Inheritance $x Mammal))")
^  Exit: (240) [user] read_until_eol((0x55798e5fad60), "mise AXIOM) (Inheritance $x Mammal))")
   Call: (240) [system] string_concat(e, "mise AXIOM) (Inheritance $x Mammal))", _1600450)
   Exit: (240) [system] string_concat(e, "mise AXIOM) (Inheritance $x Mammal))", "emise AXIOM) (Inheritance $x Mammal))")
^  Exit: (239) [user] read_until_eol((0x55798e5fad60), "emise AXIOM) (Inheritance $x Mammal))")
   Call: (239) [system] string_concat(r, "emise AXIOM) (Inheritance $x Mammal))", _1593950)
   Exit: (239) [system] string_concat(r, "emise AXIOM) (Inheritance $x Mammal))", "remise AXIOM) (Inheritance $x Mammal))")
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), "remise AXIOM) (Inheritance $x Mammal))")
   Call: (238) [system] string_concat(p, "remise AXIOM) (Inheritance $x Mammal))", _1587450)
   Exit: (238) [system] string_concat(p, "remise AXIOM) (Inheritance $x Mammal))", "premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), "premise AXIOM) (Inheritance $x Mammal))")
   Call: (237) [system] string_concat($, "premise AXIOM) (Inheritance $x Mammal))", _1580950)
   Exit: (237) [system] string_concat($, "premise AXIOM) (Inheritance $x Mammal))", "$premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), "$premise AXIOM) (Inheritance $x Mammal))")
   Call: (236) [system] string_concat(' ', "$premise AXIOM) (Inheritance $x Mammal))", _1574450)
   Exit: (236) [system] string_concat(' ', "$premise AXIOM) (Inheritance $x Mammal))", " $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), " $premise AXIOM) (Inheritance $x Mammal))")
   Call: (235) [system] string_concat(e, " $premise AXIOM) (Inheritance $x Mammal))", _1567950)
   Exit: (235) [system] string_concat(e, " $premise AXIOM) (Inheritance $x Mammal))", "e $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), "e $premise AXIOM) (Inheritance $x Mammal))")
   Call: (234) [system] string_concat(l, "e $premise AXIOM) (Inheritance $x Mammal))", _1561450)
   Exit: (234) [system] string_concat(l, "e $premise AXIOM) (Inheritance $x Mammal))", "le $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "le $premise AXIOM) (Inheritance $x Mammal))")
   Call: (233) [system] string_concat(u, "le $premise AXIOM) (Inheritance $x Mammal))", _1554950)
   Exit: (233) [system] string_concat(u, "le $premise AXIOM) (Inheritance $x Mammal))", "ule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), "ule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (232) [system] string_concat(r, "ule $premise AXIOM) (Inheritance $x Mammal))", _1548450)
   Exit: (232) [system] string_concat(r, "ule $premise AXIOM) (Inheritance $x Mammal))", "rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (231) [system] string_concat($, "rule $premise AXIOM) (Inheritance $x Mammal))", _1541950)
   Exit: (231) [system] string_concat($, "rule $premise AXIOM) (Inheritance $x Mammal))", "$rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), "$rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (230) [system] string_concat('(', "$rule $premise AXIOM) (Inheritance $x Mammal))", _1535450)
   Exit: (230) [system] string_concat('(', "$rule $premise AXIOM) (Inheritance $x Mammal))", "($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), "($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (229) [system] string_concat(' ', "($rule $premise AXIOM) (Inheritance $x Mammal))", _1528950)
   Exit: (229) [system] string_concat(' ', "($rule $premise AXIOM) (Inheritance $x Mammal))", " ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), " ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (228) [system] string_concat(:, " ($rule $premise AXIOM) (Inheritance $x Mammal))", _1522450)
   Exit: (228) [system] string_concat(:, " ($rule $premise AXIOM) (Inheritance $x Mammal))", ": ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), ": ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (227) [system] string_concat('(', ": ($rule $premise AXIOM) (Inheritance $x Mammal))", _1515950)
   Exit: (227) [system] string_concat('(', ": ($rule $premise AXIOM) (Inheritance $x Mammal))", "(: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), "(: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (226) [system] string_concat(' ', "(: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1509450)
   Exit: (226) [system] string_concat(' ', "(: ($rule $premise AXIOM) (Inheritance $x Mammal))", " (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), " (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (225) [system] string_concat(:, " (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1502950)
   Exit: (225) [system] string_concat(:, " (: ($rule $premise AXIOM) (Inheritance $x Mammal))", ": (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), ": (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (224) [system] string_concat(g, ": (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1496450)
   Exit: (224) [system] string_concat(g, ": (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "g: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), "g: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (223) [system] string_concat(n, "g: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1489950)
   Exit: (223) [system] string_concat(n, "g: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "ng: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "ng: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (222) [system] string_concat(i, "ng: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1483450)
   Exit: (222) [system] string_concat(i, "ng: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "ing: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "ing: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (221) [system] string_concat(n, "ing: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1476950)
   Exit: (221) [system] string_concat(n, "ing: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "ning: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "ning: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (220) [system] string_concat(i, "ning: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1470450)
   Exit: (220) [system] string_concat(i, "ning: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "ining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "ining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (219) [system] string_concat(a, "ining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1463950)
   Exit: (219) [system] string_concat(a, "ining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "aining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "aining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (218) [system] string_concat(h, "aining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1457450)
   Exit: (218) [system] string_concat(h, "aining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "haining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "haining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (217) [system] string_concat(c, "haining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1450950)
   Exit: (217) [system] string_concat(c, "haining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (216) [system] string_concat(' ', "chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1444450)
   Exit: (216) [system] string_concat(' ', "chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", " chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), " chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (215) [system] string_concat(d, " chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1437950)
   Exit: (215) [system] string_concat(d, " chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "d chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "d chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (214) [system] string_concat(e, "d chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1431450)
   Exit: (214) [system] string_concat(e, "d chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "ed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "ed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (213) [system] string_concat(x, "ed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1424950)
   Exit: (213) [system] string_concat(x, "ed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "xed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), "xed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (212) [system] string_concat(i, "xed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1418450)
   Exit: (212) [system] string_concat(i, "xed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "ixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "ixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (211) [system] string_concat('M', "ixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1411950)
   Exit: (211) [system] string_concat('M', "ixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (210) [system] string_concat(' ', "Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1405450)
   Exit: (210) [system] string_concat(' ', "Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", " Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), " Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (209) [system] string_concat('.', " Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1398950)
   Exit: (209) [system] string_concat('.', " Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", ". Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), ". Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (208) [system] string_concat('3', ". Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1392450)
   Exit: (208) [system] string_concat('3', ". Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), "3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (207) [system] string_concat(' ', "3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1385950)
   Exit: (207) [system] string_concat(' ', "3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", " 3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), " 3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (206) [system] string_concat(' ', " 3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1379450)
   Exit: (206) [system] string_concat(' ', " 3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "  3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "  3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (205) [system] string_concat(' ', "  3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1372950)
   Exit: (205) [system] string_concat(' ', "  3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "   3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "   3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (204) [system] string_concat(' ', "   3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1366450)
   Exit: (204) [system] string_concat(' ', "   3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "    3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "    3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (203) [system] string_concat(' ', "    3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1359950)
   Exit: (203) [system] string_concat(' ', "    3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "     3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), "     3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (202) [system] string_concat(' ', "     3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1353450)
   Exit: (202) [system] string_concat(' ', "     3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "      3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "      3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (201) [system] string_concat(' ', "      3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1346950)
   Exit: (201) [system] string_concat(' ', "      3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "       3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "       3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (200) [system] string_concat(' ', "       3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1340450)
   Exit: (200) [system] string_concat(' ', "       3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "        3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "        3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (199) [system] string_concat(' ', "        3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1333950)
   Exit: (199) [system] string_concat(' ', "        3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", "         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (198) [system] string_concat(;, "         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1327450)
   Exit: (198) [system] string_concat(;, "         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", ";         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), ";         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
   Call: (197) [system] string_concat(;, ";         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", _1320950)
   Exit: (197) [system] string_concat(;, ";         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", ";;         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), ";;         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))")
^  Call: (196) [user] assertz(metta_file_comment(31, 0, 942, '$COMMENT'(";;         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", 31, 0), '$stream_position'(942, 31, 0, 942)))
^  Exit: (196) [user] assertz(metta_file_comment(31, 0, 942, '$COMMENT'(";;         3. Mixed chaining: (: ($rule $premise AXIOM) (Inheritance $x Mammal))", 31, 0), '$stream_position'(942, 31, 0, 942)))
^  Exit: (195) [user] read_comment((0x55798e5fad60))
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _2076712)
   Exit: (196) [system] peek_char((0x55798e5fad60), ;)
   Call: (196) [system] (;)=(;)
   Exit: (196) [system] (;)=(;)
^  Call: (196) [user] read_comment((0x55798e5fad60))
^  Call: (197) [user] read_position((0x55798e5fad60), _2081350, _2081352, _2081354, _2081356)
   Call: (198) [system] stream_property((0x55798e5fad60), position(_2081356))
   Call: (199) [system] nonvar((0x55798e5fad60))
   Exit: (199) [system] nonvar((0x55798e5fad60))
   Call: (199) [system] nonvar(position(_2081356))
   Exit: (199) [system] nonvar(position(_2081356))
   Exit: (198) [system] stream_property((0x55798e5fad60), position('$stream_position'(1023, 32, 0, 1023)))
   Call: (198) [$syspreds] stream_position_data(line_count, '$stream_position'(1023, 32, 0, 1023), _2081350)
   Call: (199) [system] nonvar(line_count)
   Exit: (199) [system] nonvar(line_count)
   Call: (199) [$syspreds] stream_position_field(line_count, _2090644)
   Exit: (199) [$syspreds] stream_position_field(line_count, 2)
   Call: (199) [system] arg(2, '$stream_position'(1023, 32, 0, 1023), _2081350)
   Exit: (199) [system] arg(2, '$stream_position'(1023, 32, 0, 1023), 32)
   Exit: (198) [$syspreds] stream_position_data(line_count, '$stream_position'(1023, 32, 0, 1023), 32)
   Call: (198) [$syspreds] stream_position_data(line_position, '$stream_position'(1023, 32, 0, 1023), _2081352)
   Call: (199) [system] nonvar(line_position)
   Exit: (199) [system] nonvar(line_position)
   Call: (199) [$syspreds] stream_position_field(line_position, _4674)
   Exit: (199) [$syspreds] stream_position_field(line_position, 3)
   Call: (199) [system] arg(3, '$stream_position'(1023, 32, 0, 1023), _3382)
   Exit: (199) [system] arg(3, '$stream_position'(1023, 32, 0, 1023), 0)
   Exit: (198) [$syspreds] stream_position_data(line_position, '$stream_position'(1023, 32, 0, 1023), 0)
   Call: (198) [$syspreds] stream_position_data(char_count, '$stream_position'(1023, 32, 0, 1023), _3384)
   Call: (199) [system] nonvar(char_count)
   Exit: (199) [system] nonvar(char_count)
   Call: (199) [$syspreds] stream_position_field(char_count, _12108)
   Exit: (199) [$syspreds] stream_position_field(char_count, 1)
   Call: (199) [system] arg(1, '$stream_position'(1023, 32, 0, 1023), _3384)
   Exit: (199) [system] arg(1, '$stream_position'(1023, 32, 0, 1023), 1023)
   Exit: (198) [$syspreds] stream_position_data(char_count, '$stream_position'(1023, 32, 0, 1023), 1023)
^  Exit: (197) [user] read_position((0x55798e5fad60), 32, 0, 1023, '$stream_position'(1023, 32, 0, 1023))
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _17702)
   Call: (198) [system] get_char((0x55798e5fad60), _18632)
   Exit: (198) [system] get_char((0x55798e5fad60), ;)
   Call: (198) [system] char_type(;, end_of_line)
   Fail: (198) [system] char_type(;, end_of_line)
   Call: (198) [system] (;)=end_of_file
   Fail: (198) [system] (;)=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _24202)
   Call: (199) [system] get_char((0x55798e5fad60), _25132)
   Exit: (199) [system] get_char((0x55798e5fad60), ;)
   Call: (199) [system] char_type(;, end_of_line)
   Fail: (199) [system] char_type(;, end_of_line)
   Call: (199) [system] (;)=end_of_file
   Fail: (199) [system] (;)=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _30702)
   Call: (200) [system] get_char((0x55798e5fad60), _31632)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
   Call: (200) [system] char_type(' ', end_of_line)
   Fail: (200) [system] char_type(' ', end_of_line)
   Call: (200) [system] ' '=end_of_file
   Fail: (200) [system] ' '=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _37202)
   Call: (201) [system] get_char((0x55798e5fad60), _38132)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
   Call: (201) [system] char_type(' ', end_of_line)
   Fail: (201) [system] char_type(' ', end_of_line)
   Call: (201) [system] ' '=end_of_file
   Fail: (201) [system] ' '=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _43702)
   Call: (202) [system] get_char((0x55798e5fad60), _44632)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
   Call: (202) [system] char_type(' ', end_of_line)
   Fail: (202) [system] char_type(' ', end_of_line)
   Call: (202) [system] ' '=end_of_file
   Fail: (202) [system] ' '=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _50202)
   Call: (203) [system] get_char((0x55798e5fad60), _51132)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
   Call: (203) [system] char_type(' ', end_of_line)
   Fail: (203) [system] char_type(' ', end_of_line)
   Call: (203) [system] ' '=end_of_file
   Fail: (203) [system] ' '=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _56702)
   Call: (204) [system] get_char((0x55798e5fad60), _57632)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
   Call: (204) [system] char_type(' ', end_of_line)
   Fail: (204) [system] char_type(' ', end_of_line)
   Call: (204) [system] ' '=end_of_file
   Fail: (204) [system] ' '=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _63202)
   Call: (205) [system] get_char((0x55798e5fad60), _64132)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
   Call: (205) [system] char_type(' ', end_of_line)
   Fail: (205) [system] char_type(' ', end_of_line)
   Call: (205) [system] ' '=end_of_file
   Fail: (205) [system] ' '=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _69702)
   Call: (206) [system] get_char((0x55798e5fad60), _70632)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
   Call: (206) [system] char_type(' ', end_of_line)
   Fail: (206) [system] char_type(' ', end_of_line)
   Call: (206) [system] ' '=end_of_file
   Fail: (206) [system] ' '=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _76202)
   Call: (207) [system] get_char((0x55798e5fad60), _77132)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
   Call: (207) [system] char_type(' ', end_of_line)
   Fail: (207) [system] char_type(' ', end_of_line)
   Call: (207) [system] ' '=end_of_file
   Fail: (207) [system] ' '=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _82702)
   Call: (208) [system] get_char((0x55798e5fad60), _83632)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
   Call: (208) [system] char_type(' ', end_of_line)
   Fail: (208) [system] char_type(' ', end_of_line)
   Call: (208) [system] ' '=end_of_file
   Fail: (208) [system] ' '=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _89202)
   Call: (209) [system] get_char((0x55798e5fad60), _90132)
   Exit: (209) [system] get_char((0x55798e5fad60), '4')
   Call: (209) [system] char_type('4', end_of_line)
   Fail: (209) [system] char_type('4', end_of_line)
   Call: (209) [system] '4'=end_of_file
   Fail: (209) [system] '4'=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _95702)
   Call: (210) [system] get_char((0x55798e5fad60), _96632)
   Exit: (210) [system] get_char((0x55798e5fad60), '.')
   Call: (210) [system] char_type('.', end_of_line)
   Fail: (210) [system] char_type('.', end_of_line)
   Call: (210) [system] ('.')=end_of_file
   Fail: (210) [system] ('.')=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _102202)
   Call: (211) [system] get_char((0x55798e5fad60), _103132)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
   Call: (211) [system] char_type(' ', end_of_line)
   Fail: (211) [system] char_type(' ', end_of_line)
   Call: (211) [system] ' '=end_of_file
   Fail: (211) [system] ' '=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _108702)
   Call: (212) [system] get_char((0x55798e5fad60), _109632)
   Exit: (212) [system] get_char((0x55798e5fad60), 'T')
   Call: (212) [system] char_type('T', end_of_line)
   Fail: (212) [system] char_type('T', end_of_line)
   Call: (212) [system] 'T'=end_of_file
   Fail: (212) [system] 'T'=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _115202)
   Call: (213) [system] get_char((0x55798e5fad60), _116132)
   Exit: (213) [system] get_char((0x55798e5fad60), y)
   Call: (213) [system] char_type(y, end_of_line)
   Fail: (213) [system] char_type(y, end_of_line)
   Call: (213) [system] y=end_of_file
   Fail: (213) [system] y=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _121702)
   Call: (214) [system] get_char((0x55798e5fad60), _122632)
   Exit: (214) [system] get_char((0x55798e5fad60), p)
   Call: (214) [system] char_type(p, end_of_line)
   Fail: (214) [system] char_type(p, end_of_line)
   Call: (214) [system] p=end_of_file
   Fail: (214) [system] p=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _128202)
   Call: (215) [system] get_char((0x55798e5fad60), _129132)
   Exit: (215) [system] get_char((0x55798e5fad60), e)
   Call: (215) [system] char_type(e, end_of_line)
   Fail: (215) [system] char_type(e, end_of_line)
   Call: (215) [system] e=end_of_file
   Fail: (215) [system] e=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _134702)
   Call: (216) [system] get_char((0x55798e5fad60), _135632)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
   Call: (216) [system] char_type(' ', end_of_line)
   Fail: (216) [system] char_type(' ', end_of_line)
   Call: (216) [system] ' '=end_of_file
   Fail: (216) [system] ' '=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _141202)
   Call: (217) [system] get_char((0x55798e5fad60), _142132)
   Exit: (217) [system] get_char((0x55798e5fad60), c)
   Call: (217) [system] char_type(c, end_of_line)
   Fail: (217) [system] char_type(c, end_of_line)
   Call: (217) [system] c=end_of_file
   Fail: (217) [system] c=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _147702)
   Call: (218) [system] get_char((0x55798e5fad60), _148632)
   Exit: (218) [system] get_char((0x55798e5fad60), h)
   Call: (218) [system] char_type(h, end_of_line)
   Fail: (218) [system] char_type(h, end_of_line)
   Call: (218) [system] h=end_of_file
   Fail: (218) [system] h=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _154202)
   Call: (219) [system] get_char((0x55798e5fad60), _155132)
   Exit: (219) [system] get_char((0x55798e5fad60), e)
   Call: (219) [system] char_type(e, end_of_line)
   Fail: (219) [system] char_type(e, end_of_line)
   Call: (219) [system] e=end_of_file
   Fail: (219) [system] e=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _160702)
   Call: (220) [system] get_char((0x55798e5fad60), _161632)
   Exit: (220) [system] get_char((0x55798e5fad60), c)
   Call: (220) [system] char_type(c, end_of_line)
   Fail: (220) [system] char_type(c, end_of_line)
   Call: (220) [system] c=end_of_file
   Fail: (220) [system] c=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _167202)
   Call: (221) [system] get_char((0x55798e5fad60), _168132)
   Exit: (221) [system] get_char((0x55798e5fad60), k)
   Call: (221) [system] char_type(k, end_of_line)
   Fail: (221) [system] char_type(k, end_of_line)
   Call: (221) [system] k=end_of_file
   Fail: (221) [system] k=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _173702)
   Call: (222) [system] get_char((0x55798e5fad60), _174632)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] char_type(i, end_of_line)
   Fail: (222) [system] char_type(i, end_of_line)
   Call: (222) [system] i=end_of_file
   Fail: (222) [system] i=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _180202)
   Call: (223) [system] get_char((0x55798e5fad60), _181132)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] char_type(n, end_of_line)
   Fail: (223) [system] char_type(n, end_of_line)
   Call: (223) [system] n=end_of_file
   Fail: (223) [system] n=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _186702)
   Call: (224) [system] get_char((0x55798e5fad60), _187632)
   Exit: (224) [system] get_char((0x55798e5fad60), g)
   Call: (224) [system] char_type(g, end_of_line)
   Fail: (224) [system] char_type(g, end_of_line)
   Call: (224) [system] g=end_of_file
   Fail: (224) [system] g=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _193202)
   Call: (225) [system] get_char((0x55798e5fad60), _194132)
   Exit: (225) [system] get_char((0x55798e5fad60), :)
   Call: (225) [system] char_type(:, end_of_line)
   Fail: (225) [system] char_type(:, end_of_line)
   Call: (225) [system] (:)=end_of_file
   Fail: (225) [system] (:)=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _199702)
   Call: (226) [system] get_char((0x55798e5fad60), _200632)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
   Call: (226) [system] char_type(' ', end_of_line)
   Fail: (226) [system] char_type(' ', end_of_line)
   Call: (226) [system] ' '=end_of_file
   Fail: (226) [system] ' '=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _206202)
   Call: (227) [system] get_char((0x55798e5fad60), _207132)
   Exit: (227) [system] get_char((0x55798e5fad60), '(')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] '('=end_of_file
   Fail: (227) [system] '('=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _212702)
   Call: (228) [system] get_char((0x55798e5fad60), _213632)
   Exit: (228) [system] get_char((0x55798e5fad60), :)
   Call: (228) [system] char_type(:, end_of_line)
   Fail: (228) [system] char_type(:, end_of_line)
   Call: (228) [system] (:)=end_of_file
   Fail: (228) [system] (:)=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _219202)
   Call: (229) [system] get_char((0x55798e5fad60), _220132)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
   Call: (229) [system] char_type(' ', end_of_line)
   Fail: (229) [system] char_type(' ', end_of_line)
   Call: (229) [system] ' '=end_of_file
   Fail: (229) [system] ' '=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _225702)
   Call: (230) [system] get_char((0x55798e5fad60), _226632)
   Exit: (230) [system] get_char((0x55798e5fad60), 'T')
   Call: (230) [system] char_type('T', end_of_line)
   Fail: (230) [system] char_type('T', end_of_line)
   Call: (230) [system] 'T'=end_of_file
   Fail: (230) [system] 'T'=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _232202)
   Call: (231) [system] get_char((0x55798e5fad60), _233132)
   Exit: (231) [system] get_char((0x55798e5fad60), 'E')
   Call: (231) [system] char_type('E', end_of_line)
   Fail: (231) [system] char_type('E', end_of_line)
   Call: (231) [system] 'E'=end_of_file
   Fail: (231) [system] 'E'=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _238702)
   Call: (232) [system] get_char((0x55798e5fad60), _239632)
   Exit: (232) [system] get_char((0x55798e5fad60), 'R')
   Call: (232) [system] char_type('R', end_of_line)
   Fail: (232) [system] char_type('R', end_of_line)
   Call: (232) [system] 'R'=end_of_file
   Fail: (232) [system] 'R'=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _245202)
   Call: (233) [system] get_char((0x55798e5fad60), _246132)
   Exit: (233) [system] get_char((0x55798e5fad60), 'M')
   Call: (233) [system] char_type('M', end_of_line)
   Fail: (233) [system] char_type('M', end_of_line)
   Call: (233) [system] 'M'=end_of_file
   Fail: (233) [system] 'M'=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _251702)
   Call: (234) [system] get_char((0x55798e5fad60), _252632)
   Exit: (234) [system] get_char((0x55798e5fad60), ' ')
   Call: (234) [system] char_type(' ', end_of_line)
   Fail: (234) [system] char_type(' ', end_of_line)
   Call: (234) [system] ' '=end_of_file
   Fail: (234) [system] ' '=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _258202)
   Call: (235) [system] get_char((0x55798e5fad60), _259132)
   Exit: (235) [system] get_char((0x55798e5fad60), 'T')
   Call: (235) [system] char_type('T', end_of_line)
   Fail: (235) [system] char_type('T', end_of_line)
   Call: (235) [system] 'T'=end_of_file
   Fail: (235) [system] 'T'=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _264702)
   Call: (236) [system] get_char((0x55798e5fad60), _265632)
   Exit: (236) [system] get_char((0x55798e5fad60), 'Y')
   Call: (236) [system] char_type('Y', end_of_line)
   Fail: (236) [system] char_type('Y', end_of_line)
   Call: (236) [system] 'Y'=end_of_file
   Fail: (236) [system] 'Y'=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _271202)
   Call: (237) [system] get_char((0x55798e5fad60), _272132)
   Exit: (237) [system] get_char((0x55798e5fad60), 'P')
   Call: (237) [system] char_type('P', end_of_line)
   Fail: (237) [system] char_type('P', end_of_line)
   Call: (237) [system] 'P'=end_of_file
   Fail: (237) [system] 'P'=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _277702)
   Call: (238) [system] get_char((0x55798e5fad60), _278632)
   Exit: (238) [system] get_char((0x55798e5fad60), 'E')
   Call: (238) [system] char_type('E', end_of_line)
   Fail: (238) [system] char_type('E', end_of_line)
   Call: (238) [system] 'E'=end_of_file
   Fail: (238) [system] 'E'=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _284202)
   Call: (239) [system] get_char((0x55798e5fad60), _285132)
   Exit: (239) [system] get_char((0x55798e5fad60), ')')
   Call: (239) [system] char_type(')', end_of_line)
   Fail: (239) [system] char_type(')', end_of_line)
   Call: (239) [system] ')'=end_of_file
   Fail: (239) [system] ')'=end_of_file
^  Call: (239) [user] read_until_eol((0x55798e5fad60), _290702)
   Call: (240) [system] get_char((0x55798e5fad60), _291632)
   Exit: (240) [system] get_char((0x55798e5fad60), '\n')
   Call: (240) [system] char_type('\n', end_of_line)
   Exit: (240) [system] char_type('\n', end_of_line)
   Call: (240) [system] _290702=""
   Exit: (240) [system] ""=""
^  Exit: (239) [user] read_until_eol((0x55798e5fad60), "")
   Call: (239) [system] string_concat(')', "", _284202)
   Exit: (239) [system] string_concat(')', "", ")")
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), ")")
   Call: (238) [system] string_concat('E', ")", _277702)
   Exit: (238) [system] string_concat('E', ")", "E)")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), "E)")
   Call: (237) [system] string_concat('P', "E)", _271202)
   Exit: (237) [system] string_concat('P', "E)", "PE)")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), "PE)")
   Call: (236) [system] string_concat('Y', "PE)", _264702)
   Exit: (236) [system] string_concat('Y', "PE)", "YPE)")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), "YPE)")
   Call: (235) [system] string_concat('T', "YPE)", _258202)
   Exit: (235) [system] string_concat('T', "YPE)", "TYPE)")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), "TYPE)")
   Call: (234) [system] string_concat(' ', "TYPE)", _251702)
   Exit: (234) [system] string_concat(' ', "TYPE)", " TYPE)")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), " TYPE)")
   Call: (233) [system] string_concat('M', " TYPE)", _245202)
   Exit: (233) [system] string_concat('M', " TYPE)", "M TYPE)")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), "M TYPE)")
   Call: (232) [system] string_concat('R', "M TYPE)", _238702)
   Exit: (232) [system] string_concat('R', "M TYPE)", "RM TYPE)")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "RM TYPE)")
   Call: (231) [system] string_concat('E', "RM TYPE)", _232202)
   Exit: (231) [system] string_concat('E', "RM TYPE)", "ERM TYPE)")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), "ERM TYPE)")
   Call: (230) [system] string_concat('T', "ERM TYPE)", _225702)
   Exit: (230) [system] string_concat('T', "ERM TYPE)", "TERM TYPE)")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), "TERM TYPE)")
   Call: (229) [system] string_concat(' ', "TERM TYPE)", _219202)
   Exit: (229) [system] string_concat(' ', "TERM TYPE)", " TERM TYPE)")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), " TERM TYPE)")
   Call: (228) [system] string_concat(:, " TERM TYPE)", _212702)
   Exit: (228) [system] string_concat(:, " TERM TYPE)", ": TERM TYPE)")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), ": TERM TYPE)")
   Call: (227) [system] string_concat('(', ": TERM TYPE)", _206202)
   Exit: (227) [system] string_concat('(', ": TERM TYPE)", "(: TERM TYPE)")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), "(: TERM TYPE)")
   Call: (226) [system] string_concat(' ', "(: TERM TYPE)", _199702)
   Exit: (226) [system] string_concat(' ', "(: TERM TYPE)", " (: TERM TYPE)")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), " (: TERM TYPE)")
   Call: (225) [system] string_concat(:, " (: TERM TYPE)", _193202)
   Exit: (225) [system] string_concat(:, " (: TERM TYPE)", ": (: TERM TYPE)")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), ": (: TERM TYPE)")
   Call: (224) [system] string_concat(g, ": (: TERM TYPE)", _186702)
   Exit: (224) [system] string_concat(g, ": (: TERM TYPE)", "g: (: TERM TYPE)")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), "g: (: TERM TYPE)")
   Call: (223) [system] string_concat(n, "g: (: TERM TYPE)", _180202)
   Exit: (223) [system] string_concat(n, "g: (: TERM TYPE)", "ng: (: TERM TYPE)")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "ng: (: TERM TYPE)")
   Call: (222) [system] string_concat(i, "ng: (: TERM TYPE)", _173702)
   Exit: (222) [system] string_concat(i, "ng: (: TERM TYPE)", "ing: (: TERM TYPE)")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "ing: (: TERM TYPE)")
   Call: (221) [system] string_concat(k, "ing: (: TERM TYPE)", _167202)
   Exit: (221) [system] string_concat(k, "ing: (: TERM TYPE)", "king: (: TERM TYPE)")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "king: (: TERM TYPE)")
   Call: (220) [system] string_concat(c, "king: (: TERM TYPE)", _160702)
   Exit: (220) [system] string_concat(c, "king: (: TERM TYPE)", "cking: (: TERM TYPE)")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "cking: (: TERM TYPE)")
   Call: (219) [system] string_concat(e, "cking: (: TERM TYPE)", _154202)
   Exit: (219) [system] string_concat(e, "cking: (: TERM TYPE)", "ecking: (: TERM TYPE)")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "ecking: (: TERM TYPE)")
   Call: (218) [system] string_concat(h, "ecking: (: TERM TYPE)", _147702)
   Exit: (218) [system] string_concat(h, "ecking: (: TERM TYPE)", "hecking: (: TERM TYPE)")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "hecking: (: TERM TYPE)")
   Call: (217) [system] string_concat(c, "hecking: (: TERM TYPE)", _141202)
   Exit: (217) [system] string_concat(c, "hecking: (: TERM TYPE)", "checking: (: TERM TYPE)")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "checking: (: TERM TYPE)")
   Call: (216) [system] string_concat(' ', "checking: (: TERM TYPE)", _134702)
   Exit: (216) [system] string_concat(' ', "checking: (: TERM TYPE)", " checking: (: TERM TYPE)")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), " checking: (: TERM TYPE)")
   Call: (215) [system] string_concat(e, " checking: (: TERM TYPE)", _128202)
   Exit: (215) [system] string_concat(e, " checking: (: TERM TYPE)", "e checking: (: TERM TYPE)")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "e checking: (: TERM TYPE)")
   Call: (214) [system] string_concat(p, "e checking: (: TERM TYPE)", _121702)
   Exit: (214) [system] string_concat(p, "e checking: (: TERM TYPE)", "pe checking: (: TERM TYPE)")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "pe checking: (: TERM TYPE)")
   Call: (213) [system] string_concat(y, "pe checking: (: TERM TYPE)", _115202)
   Exit: (213) [system] string_concat(y, "pe checking: (: TERM TYPE)", "ype checking: (: TERM TYPE)")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), "ype checking: (: TERM TYPE)")
   Call: (212) [system] string_concat('T', "ype checking: (: TERM TYPE)", _108702)
   Exit: (212) [system] string_concat('T', "ype checking: (: TERM TYPE)", "Type checking: (: TERM TYPE)")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "Type checking: (: TERM TYPE)")
   Call: (211) [system] string_concat(' ', "Type checking: (: TERM TYPE)", _102202)
   Exit: (211) [system] string_concat(' ', "Type checking: (: TERM TYPE)", " Type checking: (: TERM TYPE)")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), " Type checking: (: TERM TYPE)")
   Call: (210) [system] string_concat('.', " Type checking: (: TERM TYPE)", _95702)
   Exit: (210) [system] string_concat('.', " Type checking: (: TERM TYPE)", ". Type checking: (: TERM TYPE)")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), ". Type checking: (: TERM TYPE)")
   Call: (209) [system] string_concat('4', ". Type checking: (: TERM TYPE)", _89202)
   Exit: (209) [system] string_concat('4', ". Type checking: (: TERM TYPE)", "4. Type checking: (: TERM TYPE)")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), "4. Type checking: (: TERM TYPE)")
   Call: (208) [system] string_concat(' ', "4. Type checking: (: TERM TYPE)", _82702)
   Exit: (208) [system] string_concat(' ', "4. Type checking: (: TERM TYPE)", " 4. Type checking: (: TERM TYPE)")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), " 4. Type checking: (: TERM TYPE)")
   Call: (207) [system] string_concat(' ', " 4. Type checking: (: TERM TYPE)", _76202)
   Exit: (207) [system] string_concat(' ', " 4. Type checking: (: TERM TYPE)", "  4. Type checking: (: TERM TYPE)")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "  4. Type checking: (: TERM TYPE)")
   Call: (206) [system] string_concat(' ', "  4. Type checking: (: TERM TYPE)", _69702)
   Exit: (206) [system] string_concat(' ', "  4. Type checking: (: TERM TYPE)", "   4. Type checking: (: TERM TYPE)")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "   4. Type checking: (: TERM TYPE)")
   Call: (205) [system] string_concat(' ', "   4. Type checking: (: TERM TYPE)", _63202)
   Exit: (205) [system] string_concat(' ', "   4. Type checking: (: TERM TYPE)", "    4. Type checking: (: TERM TYPE)")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "    4. Type checking: (: TERM TYPE)")
   Call: (204) [system] string_concat(' ', "    4. Type checking: (: TERM TYPE)", _56702)
   Exit: (204) [system] string_concat(' ', "    4. Type checking: (: TERM TYPE)", "     4. Type checking: (: TERM TYPE)")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "     4. Type checking: (: TERM TYPE)")
   Call: (203) [system] string_concat(' ', "     4. Type checking: (: TERM TYPE)", _50202)
   Exit: (203) [system] string_concat(' ', "     4. Type checking: (: TERM TYPE)", "      4. Type checking: (: TERM TYPE)")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), "      4. Type checking: (: TERM TYPE)")
   Call: (202) [system] string_concat(' ', "      4. Type checking: (: TERM TYPE)", _43702)
   Exit: (202) [system] string_concat(' ', "      4. Type checking: (: TERM TYPE)", "       4. Type checking: (: TERM TYPE)")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "       4. Type checking: (: TERM TYPE)")
   Call: (201) [system] string_concat(' ', "       4. Type checking: (: TERM TYPE)", _37202)
   Exit: (201) [system] string_concat(' ', "       4. Type checking: (: TERM TYPE)", "        4. Type checking: (: TERM TYPE)")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "        4. Type checking: (: TERM TYPE)")
   Call: (200) [system] string_concat(' ', "        4. Type checking: (: TERM TYPE)", _30702)
   Exit: (200) [system] string_concat(' ', "        4. Type checking: (: TERM TYPE)", "         4. Type checking: (: TERM TYPE)")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "         4. Type checking: (: TERM TYPE)")
   Call: (199) [system] string_concat(;, "         4. Type checking: (: TERM TYPE)", _24202)
   Exit: (199) [system] string_concat(;, "         4. Type checking: (: TERM TYPE)", ";         4. Type checking: (: TERM TYPE)")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), ";         4. Type checking: (: TERM TYPE)")
   Call: (198) [system] string_concat(;, ";         4. Type checking: (: TERM TYPE)", _17702)
   Exit: (198) [system] string_concat(;, ";         4. Type checking: (: TERM TYPE)", ";;         4. Type checking: (: TERM TYPE)")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), ";;         4. Type checking: (: TERM TYPE)")
^  Call: (197) [user] assertz(metta_file_comment(32, 0, 1023, '$COMMENT'(";;         4. Type checking: (: TERM TYPE)", 32, 0), '$stream_position'(1023, 32, 0, 1023)))
^  Exit: (197) [user] assertz(metta_file_comment(32, 0, 1023, '$COMMENT'(";;         4. Type checking: (: TERM TYPE)", 32, 0), '$stream_position'(1023, 32, 0, 1023)))
^  Exit: (196) [user] read_comment((0x55798e5fad60))
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _419580)
   Exit: (197) [system] peek_char((0x55798e5fad60), ;)
   Call: (197) [system] (;)=(;)
   Exit: (197) [system] (;)=(;)
^  Call: (197) [user] read_comment((0x55798e5fad60))
^  Call: (198) [user] read_position((0x55798e5fad60), _424218, _424220, _424222, _424224)
   Call: (199) [system] stream_property((0x55798e5fad60), position(_424224))
   Call: (200) [system] nonvar((0x55798e5fad60))
   Exit: (200) [system] nonvar((0x55798e5fad60))
   Call: (200) [system] nonvar(position(_424224))
   Exit: (200) [system] nonvar(position(_424224))
   Exit: (199) [system] stream_property((0x55798e5fad60), position('$stream_position'(1066, 33, 0, 1066)))
   Call: (199) [$syspreds] stream_position_data(line_count, '$stream_position'(1066, 33, 0, 1066), _424218)
   Call: (200) [system] nonvar(line_count)
   Exit: (200) [system] nonvar(line_count)
   Call: (200) [$syspreds] stream_position_field(line_count, _433512)
   Exit: (200) [$syspreds] stream_position_field(line_count, 2)
   Call: (200) [system] arg(2, '$stream_position'(1066, 33, 0, 1066), _424218)
   Exit: (200) [system] arg(2, '$stream_position'(1066, 33, 0, 1066), 33)
   Exit: (199) [$syspreds] stream_position_data(line_count, '$stream_position'(1066, 33, 0, 1066), 33)
   Call: (199) [$syspreds] stream_position_data(line_position, '$stream_position'(1066, 33, 0, 1066), _424220)
   Call: (200) [system] nonvar(line_position)
   Exit: (200) [system] nonvar(line_position)
   Call: (200) [$syspreds] stream_position_field(line_position, _440946)
   Exit: (200) [$syspreds] stream_position_field(line_position, 3)
   Call: (200) [system] arg(3, '$stream_position'(1066, 33, 0, 1066), _424220)
   Exit: (200) [system] arg(3, '$stream_position'(1066, 33, 0, 1066), 0)
   Exit: (199) [$syspreds] stream_position_data(line_position, '$stream_position'(1066, 33, 0, 1066), 0)
   Call: (199) [$syspreds] stream_position_data(char_count, '$stream_position'(1066, 33, 0, 1066), _424222)
   Call: (200) [system] nonvar(char_count)
   Exit: (200) [system] nonvar(char_count)
   Call: (200) [$syspreds] stream_position_field(char_count, _448380)
   Exit: (200) [$syspreds] stream_position_field(char_count, 1)
   Call: (200) [system] arg(1, '$stream_position'(1066, 33, 0, 1066), _424222)
   Exit: (200) [system] arg(1, '$stream_position'(1066, 33, 0, 1066), 1066)
   Exit: (199) [$syspreds] stream_position_data(char_count, '$stream_position'(1066, 33, 0, 1066), 1066)
^  Exit: (198) [user] read_position((0x55798e5fad60), 33, 0, 1066, '$stream_position'(1066, 33, 0, 1066))
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _453974)
   Call: (199) [system] get_char((0x55798e5fad60), _454904)
   Exit: (199) [system] get_char((0x55798e5fad60), ;)
   Call: (199) [system] char_type(;, end_of_line)
   Fail: (199) [system] char_type(;, end_of_line)
   Call: (199) [system] (;)=end_of_file
   Fail: (199) [system] (;)=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _460474)
   Call: (200) [system] get_char((0x55798e5fad60), _461404)
   Exit: (200) [system] get_char((0x55798e5fad60), ;)
   Call: (200) [system] char_type(;, end_of_line)
   Fail: (200) [system] char_type(;, end_of_line)
   Call: (200) [system] (;)=end_of_file
   Fail: (200) [system] (;)=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _466974)
   Call: (201) [system] get_char((0x55798e5fad60), _467904)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
   Call: (201) [system] char_type(' ', end_of_line)
   Fail: (201) [system] char_type(' ', end_of_line)
   Call: (201) [system] ' '=end_of_file
   Fail: (201) [system] ' '=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _473474)
   Call: (202) [system] get_char((0x55798e5fad60), _474404)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
   Call: (202) [system] char_type(' ', end_of_line)
   Fail: (202) [system] char_type(' ', end_of_line)
   Call: (202) [system] ' '=end_of_file
   Fail: (202) [system] ' '=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _479974)
   Call: (203) [system] get_char((0x55798e5fad60), _480904)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
   Call: (203) [system] char_type(' ', end_of_line)
   Fail: (203) [system] char_type(' ', end_of_line)
   Call: (203) [system] ' '=end_of_file
   Fail: (203) [system] ' '=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _486474)
   Call: (204) [system] get_char((0x55798e5fad60), _487404)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
   Call: (204) [system] char_type(' ', end_of_line)
   Fail: (204) [system] char_type(' ', end_of_line)
   Call: (204) [system] ' '=end_of_file
   Fail: (204) [system] ' '=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _492974)
   Call: (205) [system] get_char((0x55798e5fad60), _493904)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
   Call: (205) [system] char_type(' ', end_of_line)
   Fail: (205) [system] char_type(' ', end_of_line)
   Call: (205) [system] ' '=end_of_file
   Fail: (205) [system] ' '=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _499474)
   Call: (206) [system] get_char((0x55798e5fad60), _500404)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
   Call: (206) [system] char_type(' ', end_of_line)
   Fail: (206) [system] char_type(' ', end_of_line)
   Call: (206) [system] ' '=end_of_file
   Fail: (206) [system] ' '=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _505974)
   Call: (207) [system] get_char((0x55798e5fad60), _506904)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
   Call: (207) [system] char_type(' ', end_of_line)
   Fail: (207) [system] char_type(' ', end_of_line)
   Call: (207) [system] ' '=end_of_file
   Fail: (207) [system] ' '=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _512474)
   Call: (208) [system] get_char((0x55798e5fad60), _513404)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
   Call: (208) [system] char_type(' ', end_of_line)
   Fail: (208) [system] char_type(' ', end_of_line)
   Call: (208) [system] ' '=end_of_file
   Fail: (208) [system] ' '=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _518974)
   Call: (209) [system] get_char((0x55798e5fad60), _519904)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
   Call: (209) [system] char_type(' ', end_of_line)
   Fail: (209) [system] char_type(' ', end_of_line)
   Call: (209) [system] ' '=end_of_file
   Fail: (209) [system] ' '=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _525474)
   Call: (210) [system] get_char((0x55798e5fad60), _526404)
   Exit: (210) [system] get_char((0x55798e5fad60), '5')
   Call: (210) [system] char_type('5', end_of_line)
   Fail: (210) [system] char_type('5', end_of_line)
   Call: (210) [system] '5'=end_of_file
   Fail: (210) [system] '5'=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _531974)
   Call: (211) [system] get_char((0x55798e5fad60), _532904)
   Exit: (211) [system] get_char((0x55798e5fad60), '.')
   Call: (211) [system] char_type('.', end_of_line)
   Fail: (211) [system] char_type('.', end_of_line)
   Call: (211) [system] ('.')=end_of_file
   Fail: (211) [system] ('.')=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _538474)
   Call: (212) [system] get_char((0x55798e5fad60), _539404)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
   Call: (212) [system] char_type(' ', end_of_line)
   Fail: (212) [system] char_type(' ', end_of_line)
   Call: (212) [system] ' '=end_of_file
   Fail: (212) [system] ' '=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _544974)
   Call: (213) [system] get_char((0x55798e5fad60), _545904)
   Exit: (213) [system] get_char((0x55798e5fad60), 'T')
   Call: (213) [system] char_type('T', end_of_line)
   Fail: (213) [system] char_type('T', end_of_line)
   Call: (213) [system] 'T'=end_of_file
   Fail: (213) [system] 'T'=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _551474)
   Call: (214) [system] get_char((0x55798e5fad60), _552404)
   Exit: (214) [system] get_char((0x55798e5fad60), y)
   Call: (214) [system] char_type(y, end_of_line)
   Fail: (214) [system] char_type(y, end_of_line)
   Call: (214) [system] y=end_of_file
   Fail: (214) [system] y=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _557974)
   Call: (215) [system] get_char((0x55798e5fad60), _558904)
   Exit: (215) [system] get_char((0x55798e5fad60), p)
   Call: (215) [system] char_type(p, end_of_line)
   Fail: (215) [system] char_type(p, end_of_line)
   Call: (215) [system] p=end_of_file
   Fail: (215) [system] p=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _564474)
   Call: (216) [system] get_char((0x55798e5fad60), _565404)
   Exit: (216) [system] get_char((0x55798e5fad60), e)
   Call: (216) [system] char_type(e, end_of_line)
   Fail: (216) [system] char_type(e, end_of_line)
   Call: (216) [system] e=end_of_file
   Fail: (216) [system] e=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _570974)
   Call: (217) [system] get_char((0x55798e5fad60), _571904)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
   Call: (217) [system] char_type(' ', end_of_line)
   Fail: (217) [system] char_type(' ', end_of_line)
   Call: (217) [system] ' '=end_of_file
   Fail: (217) [system] ' '=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _577474)
   Call: (218) [system] get_char((0x55798e5fad60), _578404)
   Exit: (218) [system] get_char((0x55798e5fad60), i)
   Call: (218) [system] char_type(i, end_of_line)
   Fail: (218) [system] char_type(i, end_of_line)
   Call: (218) [system] i=end_of_file
   Fail: (218) [system] i=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _583974)
   Call: (219) [system] get_char((0x55798e5fad60), _584904)
   Exit: (219) [system] get_char((0x55798e5fad60), n)
   Call: (219) [system] char_type(n, end_of_line)
   Fail: (219) [system] char_type(n, end_of_line)
   Call: (219) [system] n=end_of_file
   Fail: (219) [system] n=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _590474)
   Call: (220) [system] get_char((0x55798e5fad60), _591404)
   Exit: (220) [system] get_char((0x55798e5fad60), f)
   Call: (220) [system] char_type(f, end_of_line)
   Fail: (220) [system] char_type(f, end_of_line)
   Call: (220) [system] f=end_of_file
   Fail: (220) [system] f=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _596974)
   Call: (221) [system] get_char((0x55798e5fad60), _597904)
   Exit: (221) [system] get_char((0x55798e5fad60), e)
   Call: (221) [system] char_type(e, end_of_line)
   Fail: (221) [system] char_type(e, end_of_line)
   Call: (221) [system] e=end_of_file
   Fail: (221) [system] e=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _603474)
   Call: (222) [system] get_char((0x55798e5fad60), _604404)
   Exit: (222) [system] get_char((0x55798e5fad60), r)
   Call: (222) [system] char_type(r, end_of_line)
   Fail: (222) [system] char_type(r, end_of_line)
   Call: (222) [system] r=end_of_file
   Fail: (222) [system] r=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _609974)
   Call: (223) [system] get_char((0x55798e5fad60), _610904)
   Exit: (223) [system] get_char((0x55798e5fad60), e)
   Call: (223) [system] char_type(e, end_of_line)
   Fail: (223) [system] char_type(e, end_of_line)
   Call: (223) [system] e=end_of_file
   Fail: (223) [system] e=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _616474)
   Call: (224) [system] get_char((0x55798e5fad60), _617404)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] char_type(n, end_of_line)
   Fail: (224) [system] char_type(n, end_of_line)
   Call: (224) [system] n=end_of_file
   Fail: (224) [system] n=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _622974)
   Call: (225) [system] get_char((0x55798e5fad60), _623904)
   Exit: (225) [system] get_char((0x55798e5fad60), c)
   Call: (225) [system] char_type(c, end_of_line)
   Fail: (225) [system] char_type(c, end_of_line)
   Call: (225) [system] c=end_of_file
   Fail: (225) [system] c=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _629474)
   Call: (226) [system] get_char((0x55798e5fad60), _630404)
   Exit: (226) [system] get_char((0x55798e5fad60), e)
   Call: (226) [system] char_type(e, end_of_line)
   Fail: (226) [system] char_type(e, end_of_line)
   Call: (226) [system] e=end_of_file
   Fail: (226) [system] e=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _635974)
   Call: (227) [system] get_char((0x55798e5fad60), _636904)
   Exit: (227) [system] get_char((0x55798e5fad60), :)
   Call: (227) [system] char_type(:, end_of_line)
   Fail: (227) [system] char_type(:, end_of_line)
   Call: (227) [system] (:)=end_of_file
   Fail: (227) [system] (:)=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _642474)
   Call: (228) [system] get_char((0x55798e5fad60), _643404)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
   Call: (228) [system] char_type(' ', end_of_line)
   Fail: (228) [system] char_type(' ', end_of_line)
   Call: (228) [system] ' '=end_of_file
   Fail: (228) [system] ' '=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _648974)
   Call: (229) [system] get_char((0x55798e5fad60), _649904)
   Exit: (229) [system] get_char((0x55798e5fad60), '(')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] '('=end_of_file
   Fail: (229) [system] '('=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _655474)
   Call: (230) [system] get_char((0x55798e5fad60), _656404)
   Exit: (230) [system] get_char((0x55798e5fad60), :)
   Call: (230) [system] char_type(:, end_of_line)
   Fail: (230) [system] char_type(:, end_of_line)
   Call: (230) [system] (:)=end_of_file
   Fail: (230) [system] (:)=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _661974)
   Call: (231) [system] get_char((0x55798e5fad60), _662904)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
   Call: (231) [system] char_type(' ', end_of_line)
   Fail: (231) [system] char_type(' ', end_of_line)
   Call: (231) [system] ' '=end_of_file
   Fail: (231) [system] ' '=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _668474)
   Call: (232) [system] get_char((0x55798e5fad60), _669404)
   Exit: (232) [system] get_char((0x55798e5fad60), 'T')
   Call: (232) [system] char_type('T', end_of_line)
   Fail: (232) [system] char_type('T', end_of_line)
   Call: (232) [system] 'T'=end_of_file
   Fail: (232) [system] 'T'=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _674974)
   Call: (233) [system] get_char((0x55798e5fad60), _675904)
   Exit: (233) [system] get_char((0x55798e5fad60), 'E')
   Call: (233) [system] char_type('E', end_of_line)
   Fail: (233) [system] char_type('E', end_of_line)
   Call: (233) [system] 'E'=end_of_file
   Fail: (233) [system] 'E'=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _681474)
   Call: (234) [system] get_char((0x55798e5fad60), _682404)
   Exit: (234) [system] get_char((0x55798e5fad60), 'R')
   Call: (234) [system] char_type('R', end_of_line)
   Fail: (234) [system] char_type('R', end_of_line)
   Call: (234) [system] 'R'=end_of_file
   Fail: (234) [system] 'R'=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _687974)
   Call: (235) [system] get_char((0x55798e5fad60), _688904)
   Exit: (235) [system] get_char((0x55798e5fad60), 'M')
   Call: (235) [system] char_type('M', end_of_line)
   Fail: (235) [system] char_type('M', end_of_line)
   Call: (235) [system] 'M'=end_of_file
   Fail: (235) [system] 'M'=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _694474)
   Call: (236) [system] get_char((0x55798e5fad60), _695404)
   Exit: (236) [system] get_char((0x55798e5fad60), ' ')
   Call: (236) [system] char_type(' ', end_of_line)
   Fail: (236) [system] char_type(' ', end_of_line)
   Call: (236) [system] ' '=end_of_file
   Fail: (236) [system] ' '=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _700974)
   Call: (237) [system] get_char((0x55798e5fad60), _701904)
   Exit: (237) [system] get_char((0x55798e5fad60), $)
   Call: (237) [system] char_type($, end_of_line)
   Fail: (237) [system] char_type($, end_of_line)
   Call: (237) [system] ($)=end_of_file
   Fail: (237) [system] ($)=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _707474)
   Call: (238) [system] get_char((0x55798e5fad60), _708404)
   Exit: (238) [system] get_char((0x55798e5fad60), t)
   Call: (238) [system] char_type(t, end_of_line)
   Fail: (238) [system] char_type(t, end_of_line)
   Call: (238) [system] t=end_of_file
   Fail: (238) [system] t=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _713974)
   Call: (239) [system] get_char((0x55798e5fad60), _714904)
   Exit: (239) [system] get_char((0x55798e5fad60), y)
   Call: (239) [system] char_type(y, end_of_line)
   Fail: (239) [system] char_type(y, end_of_line)
   Call: (239) [system] y=end_of_file
   Fail: (239) [system] y=end_of_file
^  Call: (239) [user] read_until_eol((0x55798e5fad60), _720474)
   Call: (240) [system] get_char((0x55798e5fad60), _721404)
   Exit: (240) [system] get_char((0x55798e5fad60), p)
   Call: (240) [system] char_type(p, end_of_line)
   Fail: (240) [system] char_type(p, end_of_line)
   Call: (240) [system] p=end_of_file
   Fail: (240) [system] p=end_of_file
^  Call: (240) [user] read_until_eol((0x55798e5fad60), _726974)
   Call: (241) [system] get_char((0x55798e5fad60), _727904)
   Exit: (241) [system] get_char((0x55798e5fad60), e)
   Call: (241) [system] char_type(e, end_of_line)
   Fail: (241) [system] char_type(e, end_of_line)
   Call: (241) [system] e=end_of_file
   Fail: (241) [system] e=end_of_file
^  Call: (241) [user] read_until_eol((0x55798e5fad60), _733474)
   Call: (242) [system] get_char((0x55798e5fad60), _734404)
   Exit: (242) [system] get_char((0x55798e5fad60), ')')
   Call: (242) [system] char_type(')', end_of_line)
   Fail: (242) [system] char_type(')', end_of_line)
   Call: (242) [system] ')'=end_of_file
   Fail: (242) [system] ')'=end_of_file
^  Call: (242) [user] read_until_eol((0x55798e5fad60), _739974)
   Call: (243) [system] get_char((0x55798e5fad60), _740904)
   Exit: (243) [system] get_char((0x55798e5fad60), '\n')
   Call: (243) [system] char_type('\n', end_of_line)
   Exit: (243) [system] char_type('\n', end_of_line)
   Call: (243) [system] _739974=""
   Exit: (243) [system] ""=""
^  Exit: (242) [user] read_until_eol((0x55798e5fad60), "")
   Call: (242) [system] string_concat(')', "", _733474)
   Exit: (242) [system] string_concat(')', "", ")")
^  Exit: (241) [user] read_until_eol((0x55798e5fad60), ")")
   Call: (241) [system] string_concat(e, ")", _726974)
   Exit: (241) [system] string_concat(e, ")", "e)")
^  Exit: (240) [user] read_until_eol((0x55798e5fad60), "e)")
   Call: (240) [system] string_concat(p, "e)", _720474)
   Exit: (240) [system] string_concat(p, "e)", "pe)")
^  Exit: (239) [user] read_until_eol((0x55798e5fad60), "pe)")
   Call: (239) [system] string_concat(y, "pe)", _713974)
   Exit: (239) [system] string_concat(y, "pe)", "ype)")
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), "ype)")
   Call: (238) [system] string_concat(t, "ype)", _707474)
   Exit: (238) [system] string_concat(t, "ype)", "type)")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), "type)")
   Call: (237) [system] string_concat($, "type)", _700974)
   Exit: (237) [system] string_concat($, "type)", "$type)")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), "$type)")
   Call: (236) [system] string_concat(' ', "$type)", _694474)
   Exit: (236) [system] string_concat(' ', "$type)", " $type)")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), " $type)")
   Call: (235) [system] string_concat('M', " $type)", _687974)
   Exit: (235) [system] string_concat('M', " $type)", "M $type)")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), "M $type)")
   Call: (234) [system] string_concat('R', "M $type)", _681474)
   Exit: (234) [system] string_concat('R', "M $type)", "RM $type)")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "RM $type)")
   Call: (233) [system] string_concat('E', "RM $type)", _674974)
   Exit: (233) [system] string_concat('E', "RM $type)", "ERM $type)")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), "ERM $type)")
   Call: (232) [system] string_concat('T', "ERM $type)", _668474)
   Exit: (232) [system] string_concat('T', "ERM $type)", "TERM $type)")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "TERM $type)")
   Call: (231) [system] string_concat(' ', "TERM $type)", _661974)
   Exit: (231) [system] string_concat(' ', "TERM $type)", " TERM $type)")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), " TERM $type)")
   Call: (230) [system] string_concat(:, " TERM $type)", _655474)
   Exit: (230) [system] string_concat(:, " TERM $type)", ": TERM $type)")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), ": TERM $type)")
   Call: (229) [system] string_concat('(', ": TERM $type)", _648974)
   Exit: (229) [system] string_concat('(', ": TERM $type)", "(: TERM $type)")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), "(: TERM $type)")
   Call: (228) [system] string_concat(' ', "(: TERM $type)", _642474)
   Exit: (228) [system] string_concat(' ', "(: TERM $type)", " (: TERM $type)")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), " (: TERM $type)")
   Call: (227) [system] string_concat(:, " (: TERM $type)", _635974)
   Exit: (227) [system] string_concat(:, " (: TERM $type)", ": (: TERM $type)")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), ": (: TERM $type)")
   Call: (226) [system] string_concat(e, ": (: TERM $type)", _629474)
   Exit: (226) [system] string_concat(e, ": (: TERM $type)", "e: (: TERM $type)")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), "e: (: TERM $type)")
   Call: (225) [system] string_concat(c, "e: (: TERM $type)", _622974)
   Exit: (225) [system] string_concat(c, "e: (: TERM $type)", "ce: (: TERM $type)")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "ce: (: TERM $type)")
   Call: (224) [system] string_concat(n, "ce: (: TERM $type)", _616474)
   Exit: (224) [system] string_concat(n, "ce: (: TERM $type)", "nce: (: TERM $type)")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), "nce: (: TERM $type)")
   Call: (223) [system] string_concat(e, "nce: (: TERM $type)", _609974)
   Exit: (223) [system] string_concat(e, "nce: (: TERM $type)", "ence: (: TERM $type)")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "ence: (: TERM $type)")
   Call: (222) [system] string_concat(r, "ence: (: TERM $type)", _603474)
   Exit: (222) [system] string_concat(r, "ence: (: TERM $type)", "rence: (: TERM $type)")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "rence: (: TERM $type)")
   Call: (221) [system] string_concat(e, "rence: (: TERM $type)", _596974)
   Exit: (221) [system] string_concat(e, "rence: (: TERM $type)", "erence: (: TERM $type)")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "erence: (: TERM $type)")
   Call: (220) [system] string_concat(f, "erence: (: TERM $type)", _590474)
   Exit: (220) [system] string_concat(f, "erence: (: TERM $type)", "ference: (: TERM $type)")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "ference: (: TERM $type)")
   Call: (219) [system] string_concat(n, "ference: (: TERM $type)", _583974)
   Exit: (219) [system] string_concat(n, "ference: (: TERM $type)", "nference: (: TERM $type)")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "nference: (: TERM $type)")
   Call: (218) [system] string_concat(i, "nference: (: TERM $type)", _577474)
   Exit: (218) [system] string_concat(i, "nference: (: TERM $type)", "inference: (: TERM $type)")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "inference: (: TERM $type)")
   Call: (217) [system] string_concat(' ', "inference: (: TERM $type)", _570974)
   Exit: (217) [system] string_concat(' ', "inference: (: TERM $type)", " inference: (: TERM $type)")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), " inference: (: TERM $type)")
   Call: (216) [system] string_concat(e, " inference: (: TERM $type)", _564474)
   Exit: (216) [system] string_concat(e, " inference: (: TERM $type)", "e inference: (: TERM $type)")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "e inference: (: TERM $type)")
   Call: (215) [system] string_concat(p, "e inference: (: TERM $type)", _557974)
   Exit: (215) [system] string_concat(p, "e inference: (: TERM $type)", "pe inference: (: TERM $type)")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "pe inference: (: TERM $type)")
   Call: (214) [system] string_concat(y, "pe inference: (: TERM $type)", _551474)
   Exit: (214) [system] string_concat(y, "pe inference: (: TERM $type)", "ype inference: (: TERM $type)")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "ype inference: (: TERM $type)")
   Call: (213) [system] string_concat('T', "ype inference: (: TERM $type)", _544974)
   Exit: (213) [system] string_concat('T', "ype inference: (: TERM $type)", "Type inference: (: TERM $type)")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), "Type inference: (: TERM $type)")
   Call: (212) [system] string_concat(' ', "Type inference: (: TERM $type)", _538474)
   Exit: (212) [system] string_concat(' ', "Type inference: (: TERM $type)", " Type inference: (: TERM $type)")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), " Type inference: (: TERM $type)")
   Call: (211) [system] string_concat('.', " Type inference: (: TERM $type)", _531974)
   Exit: (211) [system] string_concat('.', " Type inference: (: TERM $type)", ". Type inference: (: TERM $type)")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), ". Type inference: (: TERM $type)")
   Call: (210) [system] string_concat('5', ". Type inference: (: TERM $type)", _525474)
   Exit: (210) [system] string_concat('5', ". Type inference: (: TERM $type)", "5. Type inference: (: TERM $type)")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), "5. Type inference: (: TERM $type)")
   Call: (209) [system] string_concat(' ', "5. Type inference: (: TERM $type)", _518974)
   Exit: (209) [system] string_concat(' ', "5. Type inference: (: TERM $type)", " 5. Type inference: (: TERM $type)")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), " 5. Type inference: (: TERM $type)")
   Call: (208) [system] string_concat(' ', " 5. Type inference: (: TERM $type)", _512474)
   Exit: (208) [system] string_concat(' ', " 5. Type inference: (: TERM $type)", "  5. Type inference: (: TERM $type)")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), "  5. Type inference: (: TERM $type)")
   Call: (207) [system] string_concat(' ', "  5. Type inference: (: TERM $type)", _505974)
   Exit: (207) [system] string_concat(' ', "  5. Type inference: (: TERM $type)", "   5. Type inference: (: TERM $type)")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "   5. Type inference: (: TERM $type)")
   Call: (206) [system] string_concat(' ', "   5. Type inference: (: TERM $type)", _499474)
   Exit: (206) [system] string_concat(' ', "   5. Type inference: (: TERM $type)", "    5. Type inference: (: TERM $type)")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "    5. Type inference: (: TERM $type)")
   Call: (205) [system] string_concat(' ', "    5. Type inference: (: TERM $type)", _492974)
   Exit: (205) [system] string_concat(' ', "    5. Type inference: (: TERM $type)", "     5. Type inference: (: TERM $type)")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "     5. Type inference: (: TERM $type)")
   Call: (204) [system] string_concat(' ', "     5. Type inference: (: TERM $type)", _486474)
   Exit: (204) [system] string_concat(' ', "     5. Type inference: (: TERM $type)", "      5. Type inference: (: TERM $type)")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "      5. Type inference: (: TERM $type)")
   Call: (203) [system] string_concat(' ', "      5. Type inference: (: TERM $type)", _479974)
   Exit: (203) [system] string_concat(' ', "      5. Type inference: (: TERM $type)", "       5. Type inference: (: TERM $type)")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), "       5. Type inference: (: TERM $type)")
   Call: (202) [system] string_concat(' ', "       5. Type inference: (: TERM $type)", _473474)
   Exit: (202) [system] string_concat(' ', "       5. Type inference: (: TERM $type)", "        5. Type inference: (: TERM $type)")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "        5. Type inference: (: TERM $type)")
   Call: (201) [system] string_concat(' ', "        5. Type inference: (: TERM $type)", _466974)
   Exit: (201) [system] string_concat(' ', "        5. Type inference: (: TERM $type)", "         5. Type inference: (: TERM $type)")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "         5. Type inference: (: TERM $type)")
   Call: (200) [system] string_concat(;, "         5. Type inference: (: TERM $type)", _460474)
   Exit: (200) [system] string_concat(;, "         5. Type inference: (: TERM $type)", ";         5. Type inference: (: TERM $type)")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), ";         5. Type inference: (: TERM $type)")
   Call: (199) [system] string_concat(;, ";         5. Type inference: (: TERM $type)", _453974)
   Exit: (199) [system] string_concat(;, ";         5. Type inference: (: TERM $type)", ";;         5. Type inference: (: TERM $type)")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), ";;         5. Type inference: (: TERM $type)")
^  Call: (198) [user] assertz(metta_file_comment(33, 0, 1066, '$COMMENT'(";;         5. Type inference: (: TERM $type)", 33, 0), '$stream_position'(1066, 33, 0, 1066)))
^  Exit: (198) [user] assertz(metta_file_comment(33, 0, 1066, '$COMMENT'(";;         5. Type inference: (: TERM $type)", 33, 0), '$stream_position'(1066, 33, 0, 1066)))
^  Exit: (197) [user] read_comment((0x55798e5fad60))
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _874468)
   Exit: (198) [system] peek_char((0x55798e5fad60), ;)
   Call: (198) [system] (;)=(;)
   Exit: (198) [system] (;)=(;)
^  Call: (198) [user] read_comment((0x55798e5fad60))
^  Call: (199) [user] read_position((0x55798e5fad60), _879106, _879108, _879110, _879112)
   Call: (200) [system] stream_property((0x55798e5fad60), position(_879112))
   Call: (201) [system] nonvar((0x55798e5fad60))
   Exit: (201) [system] nonvar((0x55798e5fad60))
   Call: (201) [system] nonvar(position(_879112))
   Exit: (201) [system] nonvar(position(_879112))
   Exit: (200) [system] stream_property((0x55798e5fad60), position('$stream_position'(1111, 34, 0, 1111)))
   Call: (200) [$syspreds] stream_position_data(line_count, '$stream_position'(1111, 34, 0, 1111), _879106)
   Call: (201) [system] nonvar(line_count)
   Exit: (201) [system] nonvar(line_count)
   Call: (201) [$syspreds] stream_position_field(line_count, _888400)
   Exit: (201) [$syspreds] stream_position_field(line_count, 2)
   Call: (201) [system] arg(2, '$stream_position'(1111, 34, 0, 1111), _879106)
   Exit: (201) [system] arg(2, '$stream_position'(1111, 34, 0, 1111), 34)
   Exit: (200) [$syspreds] stream_position_data(line_count, '$stream_position'(1111, 34, 0, 1111), 34)
   Call: (200) [$syspreds] stream_position_data(line_position, '$stream_position'(1111, 34, 0, 1111), _879108)
   Call: (201) [system] nonvar(line_position)
   Exit: (201) [system] nonvar(line_position)
   Call: (201) [$syspreds] stream_position_field(line_position, _895834)
   Exit: (201) [$syspreds] stream_position_field(line_position, 3)
   Call: (201) [system] arg(3, '$stream_position'(1111, 34, 0, 1111), _879108)
   Exit: (201) [system] arg(3, '$stream_position'(1111, 34, 0, 1111), 0)
   Exit: (200) [$syspreds] stream_position_data(line_position, '$stream_position'(1111, 34, 0, 1111), 0)
   Call: (200) [$syspreds] stream_position_data(char_count, '$stream_position'(1111, 34, 0, 1111), _879110)
   Call: (201) [system] nonvar(char_count)
   Exit: (201) [system] nonvar(char_count)
   Call: (201) [$syspreds] stream_position_field(char_count, _903268)
   Exit: (201) [$syspreds] stream_position_field(char_count, 1)
   Call: (201) [system] arg(1, '$stream_position'(1111, 34, 0, 1111), _879110)
   Exit: (201) [system] arg(1, '$stream_position'(1111, 34, 0, 1111), 1111)
   Exit: (200) [$syspreds] stream_position_data(char_count, '$stream_position'(1111, 34, 0, 1111), 1111)
^  Exit: (199) [user] read_position((0x55798e5fad60), 34, 0, 1111, '$stream_position'(1111, 34, 0, 1111))
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _908862)
   Call: (200) [system] get_char((0x55798e5fad60), _909792)
   Exit: (200) [system] get_char((0x55798e5fad60), ;)
   Call: (200) [system] char_type(;, end_of_line)
   Fail: (200) [system] char_type(;, end_of_line)
   Call: (200) [system] (;)=end_of_file
   Fail: (200) [system] (;)=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _915362)
   Call: (201) [system] get_char((0x55798e5fad60), _916292)
   Exit: (201) [system] get_char((0x55798e5fad60), ;)
   Call: (201) [system] char_type(;, end_of_line)
   Fail: (201) [system] char_type(;, end_of_line)
   Call: (201) [system] (;)=end_of_file
   Fail: (201) [system] (;)=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _921862)
   Call: (202) [system] get_char((0x55798e5fad60), _922792)
   Exit: (202) [system] get_char((0x55798e5fad60), '\n')
   Call: (202) [system] char_type('\n', end_of_line)
   Exit: (202) [system] char_type('\n', end_of_line)
   Call: (202) [system] _921862=""
   Exit: (202) [system] ""=""
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "")
   Call: (201) [system] string_concat(;, "", _915362)
   Exit: (201) [system] string_concat(;, "", ";")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), ";")
   Call: (200) [system] string_concat(;, ";", _908862)
   Exit: (200) [system] string_concat(;, ";", ";;")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), ";;")
^  Call: (199) [user] assertz(metta_file_comment(34, 0, 1111, '$COMMENT'(";;", 34, 0), '$stream_position'(1111, 34, 0, 1111)))
^  Exit: (199) [user] assertz(metta_file_comment(34, 0, 1111, '$COMMENT'(";;", 34, 0), '$stream_position'(1111, 34, 0, 1111)))
^  Exit: (198) [user] read_comment((0x55798e5fad60))
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _938620)
   Exit: (199) [system] peek_char((0x55798e5fad60), ;)
   Call: (199) [system] (;)=(;)
   Exit: (199) [system] (;)=(;)
^  Call: (199) [user] read_comment((0x55798e5fad60))
^  Call: (200) [user] read_position((0x55798e5fad60), _943258, _943260, _943262, _943264)
   Call: (201) [system] stream_property((0x55798e5fad60), position(_943264))
   Call: (202) [system] nonvar((0x55798e5fad60))
   Exit: (202) [system] nonvar((0x55798e5fad60))
   Call: (202) [system] nonvar(position(_943264))
   Exit: (202) [system] nonvar(position(_943264))
   Exit: (201) [system] stream_property((0x55798e5fad60), position('$stream_position'(1114, 35, 0, 1114)))
   Call: (201) [$syspreds] stream_position_data(line_count, '$stream_position'(1114, 35, 0, 1114), _943258)
   Call: (202) [system] nonvar(line_count)
   Exit: (202) [system] nonvar(line_count)
   Call: (202) [$syspreds] stream_position_field(line_count, _952552)
   Exit: (202) [$syspreds] stream_position_field(line_count, 2)
   Call: (202) [system] arg(2, '$stream_position'(1114, 35, 0, 1114), _943258)
   Exit: (202) [system] arg(2, '$stream_position'(1114, 35, 0, 1114), 35)
   Exit: (201) [$syspreds] stream_position_data(line_count, '$stream_position'(1114, 35, 0, 1114), 35)
   Call: (201) [$syspreds] stream_position_data(line_position, '$stream_position'(1114, 35, 0, 1114), _943260)
   Call: (202) [system] nonvar(line_position)
   Exit: (202) [system] nonvar(line_position)
   Call: (202) [$syspreds] stream_position_field(line_position, _959986)
   Exit: (202) [$syspreds] stream_position_field(line_position, 3)
   Call: (202) [system] arg(3, '$stream_position'(1114, 35, 0, 1114), _943260)
   Exit: (202) [system] arg(3, '$stream_position'(1114, 35, 0, 1114), 0)
   Exit: (201) [$syspreds] stream_position_data(line_position, '$stream_position'(1114, 35, 0, 1114), 0)
   Call: (201) [$syspreds] stream_position_data(char_count, '$stream_position'(1114, 35, 0, 1114), _943262)
   Call: (202) [system] nonvar(char_count)
   Exit: (202) [system] nonvar(char_count)
   Call: (202) [$syspreds] stream_position_field(char_count, _967420)
   Exit: (202) [$syspreds] stream_position_field(char_count, 1)
   Call: (202) [system] arg(1, '$stream_position'(1114, 35, 0, 1114), _943262)
   Exit: (202) [system] arg(1, '$stream_position'(1114, 35, 0, 1114), 1114)
   Exit: (201) [$syspreds] stream_position_data(char_count, '$stream_position'(1114, 35, 0, 1114), 1114)
^  Exit: (200) [user] read_position((0x55798e5fad60), 35, 0, 1114, '$stream_position'(1114, 35, 0, 1114))
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _973014)
   Call: (201) [system] get_char((0x55798e5fad60), _973944)
   Exit: (201) [system] get_char((0x55798e5fad60), ;)
   Call: (201) [system] char_type(;, end_of_line)
   Fail: (201) [system] char_type(;, end_of_line)
   Call: (201) [system] (;)=end_of_file
   Fail: (201) [system] (;)=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _979514)
   Call: (202) [system] get_char((0x55798e5fad60), _980444)
   Exit: (202) [system] get_char((0x55798e5fad60), ;)
   Call: (202) [system] char_type(;, end_of_line)
   Fail: (202) [system] char_type(;, end_of_line)
   Call: (202) [system] (;)=end_of_file
   Fail: (202) [system] (;)=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _986014)
   Call: (203) [system] get_char((0x55798e5fad60), _986944)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
   Call: (203) [system] char_type(' ', end_of_line)
   Fail: (203) [system] char_type(' ', end_of_line)
   Call: (203) [system] ' '=end_of_file
   Fail: (203) [system] ' '=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _992514)
   Call: (204) [system] get_char((0x55798e5fad60), _993444)
   Exit: (204) [system] get_char((0x55798e5fad60), $)
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _999014)
   Call: (205) [system] get_char((0x55798e5fad60), _999944)
   Exit: (205) [system] get_char((0x55798e5fad60), k)
   Call: (205) [system] char_type(k, end_of_line)
   Fail: (205) [system] char_type(k, end_of_line)
   Call: (205) [system] k=end_of_file
   Fail: (205) [system] k=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _1005514)
   Call: (206) [system] get_char((0x55798e5fad60), _1006444)
   Exit: (206) [system] get_char((0x55798e5fad60), b)
   Call: (206) [system] char_type(b, end_of_line)
   Fail: (206) [system] char_type(b, end_of_line)
   Call: (206) [system] b=end_of_file
   Fail: (206) [system] b=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _1012014)
   Call: (207) [system] get_char((0x55798e5fad60), _1012944)
   Exit: (207) [system] get_char((0x55798e5fad60), :)
   Call: (207) [system] char_type(:, end_of_line)
   Fail: (207) [system] char_type(:, end_of_line)
   Call: (207) [system] (:)=end_of_file
   Fail: (207) [system] (:)=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _1018514)
   Call: (208) [system] get_char((0x55798e5fad60), _1019444)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
   Call: (208) [system] char_type(' ', end_of_line)
   Fail: (208) [system] char_type(' ', end_of_line)
   Call: (208) [system] ' '=end_of_file
   Fail: (208) [system] ' '=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _1025014)
   Call: (209) [system] get_char((0x55798e5fad60), _1025944)
   Exit: (209) [system] get_char((0x55798e5fad60), a)
   Call: (209) [system] char_type(a, end_of_line)
   Fail: (209) [system] char_type(a, end_of_line)
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _1031514)
   Call: (210) [system] get_char((0x55798e5fad60), _1032444)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
   Call: (210) [system] char_type(' ', end_of_line)
   Fail: (210) [system] char_type(' ', end_of_line)
   Call: (210) [system] ' '=end_of_file
   Fail: (210) [system] ' '=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _1038014)
   Call: (211) [system] get_char((0x55798e5fad60), _1038944)
   Exit: (211) [system] get_char((0x55798e5fad60), n)
   Call: (211) [system] char_type(n, end_of_line)
   Fail: (211) [system] char_type(n, end_of_line)
   Call: (211) [system] n=end_of_file
   Fail: (211) [system] n=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _1044514)
   Call: (212) [system] get_char((0x55798e5fad60), _1045444)
   Exit: (212) [system] get_char((0x55798e5fad60), u)
   Call: (212) [system] char_type(u, end_of_line)
   Fail: (212) [system] char_type(u, end_of_line)
   Call: (212) [system] u=end_of_file
   Fail: (212) [system] u=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _1051014)
   Call: (213) [system] get_char((0x55798e5fad60), _1051944)
   Exit: (213) [system] get_char((0x55798e5fad60), l)
   Call: (213) [system] char_type(l, end_of_line)
   Fail: (213) [system] char_type(l, end_of_line)
   Call: (213) [system] l=end_of_file
   Fail: (213) [system] l=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _1057514)
   Call: (214) [system] get_char((0x55798e5fad60), _1058444)
   Exit: (214) [system] get_char((0x55798e5fad60), l)
   Call: (214) [system] char_type(l, end_of_line)
   Fail: (214) [system] char_type(l, end_of_line)
   Call: (214) [system] l=end_of_file
   Fail: (214) [system] l=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _1064014)
   Call: (215) [system] get_char((0x55798e5fad60), _1064944)
   Exit: (215) [system] get_char((0x55798e5fad60), a)
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] a=end_of_file
   Fail: (215) [system] a=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _1070514)
   Call: (216) [system] get_char((0x55798e5fad60), _1071444)
   Exit: (216) [system] get_char((0x55798e5fad60), r)
   Call: (216) [system] char_type(r, end_of_line)
   Fail: (216) [system] char_type(r, end_of_line)
   Call: (216) [system] r=end_of_file
   Fail: (216) [system] r=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _1077014)
   Call: (217) [system] get_char((0x55798e5fad60), _1077944)
   Exit: (217) [system] get_char((0x55798e5fad60), y)
   Call: (217) [system] char_type(y, end_of_line)
   Fail: (217) [system] char_type(y, end_of_line)
   Call: (217) [system] y=end_of_file
   Fail: (217) [system] y=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _1083514)
   Call: (218) [system] get_char((0x55798e5fad60), _1084444)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
   Call: (218) [system] char_type(' ', end_of_line)
   Fail: (218) [system] char_type(' ', end_of_line)
   Call: (218) [system] ' '=end_of_file
   Fail: (218) [system] ' '=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _1090014)
   Call: (219) [system] get_char((0x55798e5fad60), _1090944)
   Exit: (219) [system] get_char((0x55798e5fad60), f)
   Call: (219) [system] char_type(f, end_of_line)
   Fail: (219) [system] char_type(f, end_of_line)
   Call: (219) [system] f=end_of_file
   Fail: (219) [system] f=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _1096514)
   Call: (220) [system] get_char((0x55798e5fad60), _1097444)
   Exit: (220) [system] get_char((0x55798e5fad60), u)
   Call: (220) [system] char_type(u, end_of_line)
   Fail: (220) [system] char_type(u, end_of_line)
   Call: (220) [system] u=end_of_file
   Fail: (220) [system] u=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _1103014)
   Call: (221) [system] get_char((0x55798e5fad60), _1103944)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] char_type(n, end_of_line)
   Fail: (221) [system] char_type(n, end_of_line)
   Call: (221) [system] n=end_of_file
   Fail: (221) [system] n=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _1109514)
   Call: (222) [system] get_char((0x55798e5fad60), _1110444)
   Exit: (222) [system] get_char((0x55798e5fad60), c)
   Call: (222) [system] char_type(c, end_of_line)
   Fail: (222) [system] char_type(c, end_of_line)
   Call: (222) [system] c=end_of_file
   Fail: (222) [system] c=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _1116014)
   Call: (223) [system] get_char((0x55798e5fad60), _1116944)
   Exit: (223) [system] get_char((0x55798e5fad60), t)
   Call: (223) [system] char_type(t, end_of_line)
   Fail: (223) [system] char_type(t, end_of_line)
   Call: (223) [system] t=end_of_file
   Fail: (223) [system] t=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _1122514)
   Call: (224) [system] get_char((0x55798e5fad60), _1123444)
   Exit: (224) [system] get_char((0x55798e5fad60), i)
   Call: (224) [system] char_type(i, end_of_line)
   Fail: (224) [system] char_type(i, end_of_line)
   Call: (224) [system] i=end_of_file
   Fail: (224) [system] i=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _1129014)
   Call: (225) [system] get_char((0x55798e5fad60), _1129944)
   Exit: (225) [system] get_char((0x55798e5fad60), o)
   Call: (225) [system] char_type(o, end_of_line)
   Fail: (225) [system] char_type(o, end_of_line)
   Call: (225) [system] o=end_of_file
   Fail: (225) [system] o=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _1135514)
   Call: (226) [system] get_char((0x55798e5fad60), _1136444)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] char_type(n, end_of_line)
   Fail: (226) [system] char_type(n, end_of_line)
   Call: (226) [system] n=end_of_file
   Fail: (226) [system] n=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _1142014)
   Call: (227) [system] get_char((0x55798e5fad60), _1142944)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
   Call: (227) [system] char_type(' ', end_of_line)
   Fail: (227) [system] char_type(' ', end_of_line)
   Call: (227) [system] ' '=end_of_file
   Fail: (227) [system] ' '=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _1148514)
   Call: (228) [system] get_char((0x55798e5fad60), _1149444)
   Exit: (228) [system] get_char((0x55798e5fad60), t)
   Call: (228) [system] char_type(t, end_of_line)
   Fail: (228) [system] char_type(t, end_of_line)
   Call: (228) [system] t=end_of_file
   Fail: (228) [system] t=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _1155014)
   Call: (229) [system] get_char((0x55798e5fad60), _1155944)
   Exit: (229) [system] get_char((0x55798e5fad60), o)
   Call: (229) [system] char_type(o, end_of_line)
   Fail: (229) [system] char_type(o, end_of_line)
   Call: (229) [system] o=end_of_file
   Fail: (229) [system] o=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _1161514)
   Call: (230) [system] get_char((0x55798e5fad60), _1162444)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
   Call: (230) [system] char_type(' ', end_of_line)
   Fail: (230) [system] char_type(' ', end_of_line)
   Call: (230) [system] ' '=end_of_file
   Fail: (230) [system] ' '=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _1168014)
   Call: (231) [system] get_char((0x55798e5fad60), _1168944)
   Exit: (231) [system] get_char((0x55798e5fad60), a)
   Call: (231) [system] char_type(a, end_of_line)
   Fail: (231) [system] char_type(a, end_of_line)
   Call: (231) [system] a=end_of_file
   Fail: (231) [system] a=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _1174514)
   Call: (232) [system] get_char((0x55798e5fad60), _1175444)
   Exit: (232) [system] get_char((0x55798e5fad60), x)
   Call: (232) [system] char_type(x, end_of_line)
   Fail: (232) [system] char_type(x, end_of_line)
   Call: (232) [system] x=end_of_file
   Fail: (232) [system] x=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _1181014)
   Call: (233) [system] get_char((0x55798e5fad60), _1181944)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] char_type(i, end_of_line)
   Fail: (233) [system] char_type(i, end_of_line)
   Call: (233) [system] i=end_of_file
   Fail: (233) [system] i=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _1187514)
   Call: (234) [system] get_char((0x55798e5fad60), _1188444)
   Exit: (234) [system] get_char((0x55798e5fad60), o)
   Call: (234) [system] char_type(o, end_of_line)
   Fail: (234) [system] char_type(o, end_of_line)
   Call: (234) [system] o=end_of_file
   Fail: (234) [system] o=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _1194014)
   Call: (235) [system] get_char((0x55798e5fad60), _1194944)
   Exit: (235) [system] get_char((0x55798e5fad60), m)
   Call: (235) [system] char_type(m, end_of_line)
   Fail: (235) [system] char_type(m, end_of_line)
   Call: (235) [system] m=end_of_file
   Fail: (235) [system] m=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _1200514)
   Call: (236) [system] get_char((0x55798e5fad60), _1201444)
   Exit: (236) [system] get_char((0x55798e5fad60), '\n')
   Call: (236) [system] char_type('\n', end_of_line)
   Exit: (236) [system] char_type('\n', end_of_line)
   Call: (236) [system] _1200514=""
   Exit: (236) [system] ""=""
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), "")
   Call: (235) [system] string_concat(m, "", _1194014)
   Exit: (235) [system] string_concat(m, "", "m")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), "m")
   Call: (234) [system] string_concat(o, "m", _1187514)
   Exit: (234) [system] string_concat(o, "m", "om")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "om")
   Call: (233) [system] string_concat(i, "om", _1181014)
   Exit: (233) [system] string_concat(i, "om", "iom")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), "iom")
   Call: (232) [system] string_concat(x, "iom", _1174514)
   Exit: (232) [system] string_concat(x, "iom", "xiom")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "xiom")
   Call: (231) [system] string_concat(a, "xiom", _1168014)
   Exit: (231) [system] string_concat(a, "xiom", "axiom")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), "axiom")
   Call: (230) [system] string_concat(' ', "axiom", _1161514)
   Exit: (230) [system] string_concat(' ', "axiom", " axiom")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), " axiom")
   Call: (229) [system] string_concat(o, " axiom", _1155014)
   Exit: (229) [system] string_concat(o, " axiom", "o axiom")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), "o axiom")
   Call: (228) [system] string_concat(t, "o axiom", _1148514)
   Exit: (228) [system] string_concat(t, "o axiom", "to axiom")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "to axiom")
   Call: (227) [system] string_concat(' ', "to axiom", _1142014)
   Exit: (227) [system] string_concat(' ', "to axiom", " to axiom")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), " to axiom")
   Call: (226) [system] string_concat(n, " to axiom", _1135514)
   Exit: (226) [system] string_concat(n, " to axiom", "n to axiom")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), "n to axiom")
   Call: (225) [system] string_concat(o, "n to axiom", _1129014)
   Exit: (225) [system] string_concat(o, "n to axiom", "on to axiom")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "on to axiom")
   Call: (224) [system] string_concat(i, "on to axiom", _1122514)
   Exit: (224) [system] string_concat(i, "on to axiom", "ion to axiom")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), "ion to axiom")
   Call: (223) [system] string_concat(t, "ion to axiom", _1116014)
   Exit: (223) [system] string_concat(t, "ion to axiom", "tion to axiom")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "tion to axiom")
   Call: (222) [system] string_concat(c, "tion to axiom", _1109514)
   Exit: (222) [system] string_concat(c, "tion to axiom", "ction to axiom")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "ction to axiom")
   Call: (221) [system] string_concat(n, "ction to axiom", _1103014)
   Exit: (221) [system] string_concat(n, "ction to axiom", "nction to axiom")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "nction to axiom")
   Call: (220) [system] string_concat(u, "nction to axiom", _1096514)
   Exit: (220) [system] string_concat(u, "nction to axiom", "unction to axiom")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "unction to axiom")
   Call: (219) [system] string_concat(f, "unction to axiom", _1090014)
   Exit: (219) [system] string_concat(f, "unction to axiom", "function to axiom")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "function to axiom")
   Call: (218) [system] string_concat(' ', "function to axiom", _1083514)
   Exit: (218) [system] string_concat(' ', "function to axiom", " function to axiom")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), " function to axiom")
   Call: (217) [system] string_concat(y, " function to axiom", _1077014)
   Exit: (217) [system] string_concat(y, " function to axiom", "y function to axiom")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "y function to axiom")
   Call: (216) [system] string_concat(r, "y function to axiom", _1070514)
   Exit: (216) [system] string_concat(r, "y function to axiom", "ry function to axiom")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "ry function to axiom")
   Call: (215) [system] string_concat(a, "ry function to axiom", _1064014)
   Exit: (215) [system] string_concat(a, "ry function to axiom", "ary function to axiom")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "ary function to axiom")
   Call: (214) [system] string_concat(l, "ary function to axiom", _1057514)
   Exit: (214) [system] string_concat(l, "ary function to axiom", "lary function to axiom")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "lary function to axiom")
   Call: (213) [system] string_concat(l, "lary function to axiom", _1051014)
   Exit: (213) [system] string_concat(l, "lary function to axiom", "llary function to axiom")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), "llary function to axiom")
   Call: (212) [system] string_concat(u, "llary function to axiom", _1044514)
   Exit: (212) [system] string_concat(u, "llary function to axiom", "ullary function to axiom")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "ullary function to axiom")
   Call: (211) [system] string_concat(n, "ullary function to axiom", _1038014)
   Exit: (211) [system] string_concat(n, "ullary function to axiom", "nullary function to axiom")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "nullary function to axiom")
   Call: (210) [system] string_concat(' ', "nullary function to axiom", _1031514)
   Exit: (210) [system] string_concat(' ', "nullary function to axiom", " nullary function to axiom")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), " nullary function to axiom")
   Call: (209) [system] string_concat(a, " nullary function to axiom", _1025014)
   Exit: (209) [system] string_concat(a, " nullary function to axiom", "a nullary function to axiom")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), "a nullary function to axiom")
   Call: (208) [system] string_concat(' ', "a nullary function to axiom", _1018514)
   Exit: (208) [system] string_concat(' ', "a nullary function to axiom", " a nullary function to axiom")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), " a nullary function to axiom")
   Call: (207) [system] string_concat(:, " a nullary function to axiom", _1012014)
   Exit: (207) [system] string_concat(:, " a nullary function to axiom", ": a nullary function to axiom")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), ": a nullary function to axiom")
   Call: (206) [system] string_concat(b, ": a nullary function to axiom", _1005514)
   Exit: (206) [system] string_concat(b, ": a nullary function to axiom", "b: a nullary function to axiom")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "b: a nullary function to axiom")
   Call: (205) [system] string_concat(k, "b: a nullary function to axiom", _999014)
   Exit: (205) [system] string_concat(k, "b: a nullary function to axiom", "kb: a nullary function to axiom")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "kb: a nullary function to axiom")
   Call: (204) [system] string_concat($, "kb: a nullary function to axiom", _992514)
   Exit: (204) [system] string_concat($, "kb: a nullary function to axiom", "$kb: a nullary function to axiom")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "$kb: a nullary function to axiom")
   Call: (203) [system] string_concat(' ', "$kb: a nullary function to axiom", _986014)
   Exit: (203) [system] string_concat(' ', "$kb: a nullary function to axiom", " $kb: a nullary function to axiom")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), " $kb: a nullary function to axiom")
   Call: (202) [system] string_concat(;, " $kb: a nullary function to axiom", _979514)
   Exit: (202) [system] string_concat(;, " $kb: a nullary function to axiom", "; $kb: a nullary function to axiom")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "; $kb: a nullary function to axiom")
   Call: (201) [system] string_concat(;, "; $kb: a nullary function to axiom", _973014)
   Exit: (201) [system] string_concat(;, "; $kb: a nullary function to axiom", ";; $kb: a nullary function to axiom")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), ";; $kb: a nullary function to axiom")
^  Call: (200) [user] assertz(metta_file_comment(35, 0, 1114, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$stream_position'(1114, 35, 0, 1114)))
^  Exit: (200) [user] assertz(metta_file_comment(35, 0, 1114, '$COMMENT'(";; $kb: a nullary function to axiom", 35, 0), '$stream_position'(1114, 35, 0, 1114)))
^  Exit: (199) [user] read_comment((0x55798e5fad60))
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1309742)
   Exit: (200) [system] peek_char((0x55798e5fad60), ;)
   Call: (200) [system] (;)=(;)
   Exit: (200) [system] (;)=(;)
^  Call: (200) [user] read_comment((0x55798e5fad60))
^  Call: (201) [user] read_position((0x55798e5fad60), _1314380, _1314382, _1314384, _1314386)
   Call: (202) [system] stream_property((0x55798e5fad60), position(_1314386))
   Call: (203) [system] nonvar((0x55798e5fad60))
   Exit: (203) [system] nonvar((0x55798e5fad60))
   Call: (203) [system] nonvar(position(_1314386))
   Exit: (203) [system] nonvar(position(_1314386))
   Exit: (202) [system] stream_property((0x55798e5fad60), position('$stream_position'(1150, 36, 0, 1150)))
   Call: (202) [$syspreds] stream_position_data(line_count, '$stream_position'(1150, 36, 0, 1150), _1314380)
   Call: (203) [system] nonvar(line_count)
   Exit: (203) [system] nonvar(line_count)
   Call: (203) [$syspreds] stream_position_field(line_count, _1323674)
   Exit: (203) [$syspreds] stream_position_field(line_count, 2)
   Call: (203) [system] arg(2, '$stream_position'(1150, 36, 0, 1150), _1314380)
   Exit: (203) [system] arg(2, '$stream_position'(1150, 36, 0, 1150), 36)
   Exit: (202) [$syspreds] stream_position_data(line_count, '$stream_position'(1150, 36, 0, 1150), 36)
   Call: (202) [$syspreds] stream_position_data(line_position, '$stream_position'(1150, 36, 0, 1150), _1314382)
   Call: (203) [system] nonvar(line_position)
   Exit: (203) [system] nonvar(line_position)
   Call: (203) [$syspreds] stream_position_field(line_position, _1331108)
   Exit: (203) [$syspreds] stream_position_field(line_position, 3)
   Call: (203) [system] arg(3, '$stream_position'(1150, 36, 0, 1150), _1314382)
   Exit: (203) [system] arg(3, '$stream_position'(1150, 36, 0, 1150), 0)
   Exit: (202) [$syspreds] stream_position_data(line_position, '$stream_position'(1150, 36, 0, 1150), 0)
   Call: (202) [$syspreds] stream_position_data(char_count, '$stream_position'(1150, 36, 0, 1150), _1314384)
   Call: (203) [system] nonvar(char_count)
   Exit: (203) [system] nonvar(char_count)
   Call: (203) [$syspreds] stream_position_field(char_count, _1338542)
   Exit: (203) [$syspreds] stream_position_field(char_count, 1)
   Call: (203) [system] arg(1, '$stream_position'(1150, 36, 0, 1150), _1314384)
   Exit: (203) [system] arg(1, '$stream_position'(1150, 36, 0, 1150), 1150)
   Exit: (202) [$syspreds] stream_position_data(char_count, '$stream_position'(1150, 36, 0, 1150), 1150)
^  Exit: (201) [user] read_position((0x55798e5fad60), 36, 0, 1150, '$stream_position'(1150, 36, 0, 1150))
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _1344136)
   Call: (202) [system] get_char((0x55798e5fad60), _1345066)
   Exit: (202) [system] get_char((0x55798e5fad60), ;)
   Call: (202) [system] char_type(;, end_of_line)
   Fail: (202) [system] char_type(;, end_of_line)
   Call: (202) [system] (;)=end_of_file
   Fail: (202) [system] (;)=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _1350636)
   Call: (203) [system] get_char((0x55798e5fad60), _1351566)
   Exit: (203) [system] get_char((0x55798e5fad60), ;)
   Call: (203) [system] char_type(;, end_of_line)
   Fail: (203) [system] char_type(;, end_of_line)
   Call: (203) [system] (;)=end_of_file
   Fail: (203) [system] (;)=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _1357136)
   Call: (204) [system] get_char((0x55798e5fad60), _1358066)
   Exit: (204) [system] get_char((0x55798e5fad60), '\t')
   Call: (204) [system] char_type('\t', end_of_line)
   Fail: (204) [system] char_type('\t', end_of_line)
   Call: (204) [system] '\t'=end_of_file
   Fail: (204) [system] '\t'=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _1363636)
   Call: (205) [system] get_char((0x55798e5fad60), _1364566)
   Exit: (205) [system] get_char((0x55798e5fad60), '\t')
   Call: (205) [system] char_type('\t', end_of_line)
   Fail: (205) [system] char_type('\t', end_of_line)
   Call: (205) [system] '\t'=end_of_file
   Fail: (205) [system] '\t'=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _1370136)
   Call: (206) [system] get_char((0x55798e5fad60), _1371066)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
   Call: (206) [system] char_type(' ', end_of_line)
   Fail: (206) [system] char_type(' ', end_of_line)
   Call: (206) [system] ' '=end_of_file
   Fail: (206) [system] ' '=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _1376636)
   Call: (207) [system] get_char((0x55798e5fad60), _1377566)
   Exit: (207) [system] get_char((0x55798e5fad60), t)
   Call: (207) [system] char_type(t, end_of_line)
   Fail: (207) [system] char_type(t, end_of_line)
   Call: (207) [system] t=end_of_file
   Fail: (207) [system] t=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _1383136)
   Call: (208) [system] get_char((0x55798e5fad60), _1384066)
   Exit: (208) [system] get_char((0x55798e5fad60), o)
   Call: (208) [system] char_type(o, end_of_line)
   Fail: (208) [system] char_type(o, end_of_line)
   Call: (208) [system] o=end_of_file
   Fail: (208) [system] o=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _1389636)
   Call: (209) [system] get_char((0x55798e5fad60), _1390566)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
   Call: (209) [system] char_type(' ', end_of_line)
   Fail: (209) [system] char_type(' ', end_of_line)
   Call: (209) [system] ' '=end_of_file
   Fail: (209) [system] ' '=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _1396136)
   Call: (210) [system] get_char((0x55798e5fad60), _1397066)
   Exit: (210) [system] get_char((0x55798e5fad60), n)
   Call: (210) [system] char_type(n, end_of_line)
   Fail: (210) [system] char_type(n, end_of_line)
   Call: (210) [system] n=end_of_file
   Fail: (210) [system] n=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _1402636)
   Call: (211) [system] get_char((0x55798e5fad60), _1403566)
   Exit: (211) [system] get_char((0x55798e5fad60), o)
   Call: (211) [system] char_type(o, end_of_line)
   Fail: (211) [system] char_type(o, end_of_line)
   Call: (211) [system] o=end_of_file
   Fail: (211) [system] o=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _1409136)
   Call: (212) [system] get_char((0x55798e5fad60), _1410066)
   Exit: (212) [system] get_char((0x55798e5fad60), n)
   Call: (212) [system] char_type(n, end_of_line)
   Fail: (212) [system] char_type(n, end_of_line)
   Call: (212) [system] n=end_of_file
   Fail: (212) [system] n=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _1415636)
   Call: (213) [system] get_char((0x55798e5fad60), _1416566)
   Exit: (213) [system] get_char((0x55798e5fad60), -)
   Call: (213) [system] char_type(-, end_of_line)
   Fail: (213) [system] char_type(-, end_of_line)
   Call: (213) [system] (-)=end_of_file
   Fail: (213) [system] (-)=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _1422136)
   Call: (214) [system] get_char((0x55798e5fad60), _1423066)
   Exit: (214) [system] get_char((0x55798e5fad60), d)
   Call: (214) [system] char_type(d, end_of_line)
   Fail: (214) [system] char_type(d, end_of_line)
   Call: (214) [system] d=end_of_file
   Fail: (214) [system] d=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _1428636)
   Call: (215) [system] get_char((0x55798e5fad60), _1429566)
   Exit: (215) [system] get_char((0x55798e5fad60), e)
   Call: (215) [system] char_type(e, end_of_line)
   Fail: (215) [system] char_type(e, end_of_line)
   Call: (215) [system] e=end_of_file
   Fail: (215) [system] e=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _1435136)
   Call: (216) [system] get_char((0x55798e5fad60), _1436066)
   Exit: (216) [system] get_char((0x55798e5fad60), t)
   Call: (216) [system] char_type(t, end_of_line)
   Fail: (216) [system] char_type(t, end_of_line)
   Call: (216) [system] t=end_of_file
   Fail: (216) [system] t=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _1441636)
   Call: (217) [system] get_char((0x55798e5fad60), _1442566)
   Exit: (217) [system] get_char((0x55798e5fad60), e)
   Call: (217) [system] char_type(e, end_of_line)
   Fail: (217) [system] char_type(e, end_of_line)
   Call: (217) [system] e=end_of_file
   Fail: (217) [system] e=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _1448136)
   Call: (218) [system] get_char((0x55798e5fad60), _1449066)
   Exit: (218) [system] get_char((0x55798e5fad60), r)
   Call: (218) [system] char_type(r, end_of_line)
   Fail: (218) [system] char_type(r, end_of_line)
   Call: (218) [system] r=end_of_file
   Fail: (218) [system] r=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _1454636)
   Call: (219) [system] get_char((0x55798e5fad60), _1455566)
   Exit: (219) [system] get_char((0x55798e5fad60), m)
   Call: (219) [system] char_type(m, end_of_line)
   Fail: (219) [system] char_type(m, end_of_line)
   Call: (219) [system] m=end_of_file
   Fail: (219) [system] m=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _1461136)
   Call: (220) [system] get_char((0x55798e5fad60), _1462066)
   Exit: (220) [system] get_char((0x55798e5fad60), i)
   Call: (220) [system] char_type(i, end_of_line)
   Fail: (220) [system] char_type(i, end_of_line)
   Call: (220) [system] i=end_of_file
   Fail: (220) [system] i=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _1467636)
   Call: (221) [system] get_char((0x55798e5fad60), _1468566)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] char_type(n, end_of_line)
   Fail: (221) [system] char_type(n, end_of_line)
   Call: (221) [system] n=end_of_file
   Fail: (221) [system] n=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _1474136)
   Call: (222) [system] get_char((0x55798e5fad60), _1475066)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] char_type(i, end_of_line)
   Fail: (222) [system] char_type(i, end_of_line)
   Call: (222) [system] i=end_of_file
   Fail: (222) [system] i=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _1480636)
   Call: (223) [system] get_char((0x55798e5fad60), _1481566)
   Exit: (223) [system] get_char((0x55798e5fad60), s)
   Call: (223) [system] char_type(s, end_of_line)
   Fail: (223) [system] char_type(s, end_of_line)
   Call: (223) [system] s=end_of_file
   Fail: (223) [system] s=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _1487136)
   Call: (224) [system] get_char((0x55798e5fad60), _1488066)
   Exit: (224) [system] get_char((0x55798e5fad60), t)
   Call: (224) [system] char_type(t, end_of_line)
   Fail: (224) [system] char_type(t, end_of_line)
   Call: (224) [system] t=end_of_file
   Fail: (224) [system] t=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _1493636)
   Call: (225) [system] get_char((0x55798e5fad60), _1494566)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] char_type(i, end_of_line)
   Fail: (225) [system] char_type(i, end_of_line)
   Call: (225) [system] i=end_of_file
   Fail: (225) [system] i=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _1500136)
   Call: (226) [system] get_char((0x55798e5fad60), _1501066)
   Exit: (226) [system] get_char((0x55798e5fad60), c)
   Call: (226) [system] char_type(c, end_of_line)
   Fail: (226) [system] char_type(c, end_of_line)
   Call: (226) [system] c=end_of_file
   Fail: (226) [system] c=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _1506636)
   Call: (227) [system] get_char((0x55798e5fad60), _1507566)
   Exit: (227) [system] get_char((0x55798e5fad60), a)
   Call: (227) [system] char_type(a, end_of_line)
   Fail: (227) [system] char_type(a, end_of_line)
   Call: (227) [system] a=end_of_file
   Fail: (227) [system] a=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _1513136)
   Call: (228) [system] get_char((0x55798e5fad60), _1514066)
   Exit: (228) [system] get_char((0x55798e5fad60), l)
   Call: (228) [system] char_type(l, end_of_line)
   Fail: (228) [system] char_type(l, end_of_line)
   Call: (228) [system] l=end_of_file
   Fail: (228) [system] l=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _1519636)
   Call: (229) [system] get_char((0x55798e5fad60), _1520566)
   Exit: (229) [system] get_char((0x55798e5fad60), l)
   Call: (229) [system] char_type(l, end_of_line)
   Fail: (229) [system] char_type(l, end_of_line)
   Call: (229) [system] l=end_of_file
   Fail: (229) [system] l=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _1526136)
   Call: (230) [system] get_char((0x55798e5fad60), _1527066)
   Exit: (230) [system] get_char((0x55798e5fad60), y)
   Call: (230) [system] char_type(y, end_of_line)
   Fail: (230) [system] char_type(y, end_of_line)
   Call: (230) [system] y=end_of_file
   Fail: (230) [system] y=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _1532636)
   Call: (231) [system] get_char((0x55798e5fad60), _1533566)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
   Call: (231) [system] char_type(' ', end_of_line)
   Fail: (231) [system] char_type(' ', end_of_line)
   Call: (231) [system] ' '=end_of_file
   Fail: (231) [system] ' '=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _1539136)
   Call: (232) [system] get_char((0x55798e5fad60), _1540066)
   Exit: (232) [system] get_char((0x55798e5fad60), p)
   Call: (232) [system] char_type(p, end_of_line)
   Fail: (232) [system] char_type(p, end_of_line)
   Call: (232) [system] p=end_of_file
   Fail: (232) [system] p=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _1545636)
   Call: (233) [system] get_char((0x55798e5fad60), _1546566)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] char_type(i, end_of_line)
   Fail: (233) [system] char_type(i, end_of_line)
   Call: (233) [system] i=end_of_file
   Fail: (233) [system] i=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _1552136)
   Call: (234) [system] get_char((0x55798e5fad60), _1553066)
   Exit: (234) [system] get_char((0x55798e5fad60), c)
   Call: (234) [system] char_type(c, end_of_line)
   Fail: (234) [system] char_type(c, end_of_line)
   Call: (234) [system] c=end_of_file
   Fail: (234) [system] c=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _1558636)
   Call: (235) [system] get_char((0x55798e5fad60), _1559566)
   Exit: (235) [system] get_char((0x55798e5fad60), k)
   Call: (235) [system] char_type(k, end_of_line)
   Fail: (235) [system] char_type(k, end_of_line)
   Call: (235) [system] k=end_of_file
   Fail: (235) [system] k=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _1565136)
   Call: (236) [system] get_char((0x55798e5fad60), _1566066)
   Exit: (236) [system] get_char((0x55798e5fad60), ' ')
   Call: (236) [system] char_type(' ', end_of_line)
   Fail: (236) [system] char_type(' ', end_of_line)
   Call: (236) [system] ' '=end_of_file
   Fail: (236) [system] ' '=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _1571636)
   Call: (237) [system] get_char((0x55798e5fad60), _1572566)
   Exit: (237) [system] get_char((0x55798e5fad60), u)
   Call: (237) [system] char_type(u, end_of_line)
   Fail: (237) [system] char_type(u, end_of_line)
   Call: (237) [system] u=end_of_file
   Fail: (237) [system] u=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _1578136)
   Call: (238) [system] get_char((0x55798e5fad60), _1579066)
   Exit: (238) [system] get_char((0x55798e5fad60), p)
   Call: (238) [system] char_type(p, end_of_line)
   Fail: (238) [system] char_type(p, end_of_line)
   Call: (238) [system] p=end_of_file
   Fail: (238) [system] p=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _1584636)
   Call: (239) [system] get_char((0x55798e5fad60), _1585566)
   Exit: (239) [system] get_char((0x55798e5fad60), '\n')
   Call: (239) [system] char_type('\n', end_of_line)
   Exit: (239) [system] char_type('\n', end_of_line)
   Call: (239) [system] _1584636=""
   Exit: (239) [system] ""=""
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), "")
   Call: (238) [system] string_concat(p, "", _1578136)
   Exit: (238) [system] string_concat(p, "", "p")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), "p")
   Call: (237) [system] string_concat(u, "p", _1571636)
   Exit: (237) [system] string_concat(u, "p", "up")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), "up")
   Call: (236) [system] string_concat(' ', "up", _1565136)
   Exit: (236) [system] string_concat(' ', "up", " up")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), " up")
   Call: (235) [system] string_concat(k, " up", _1558636)
   Exit: (235) [system] string_concat(k, " up", "k up")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), "k up")
   Call: (234) [system] string_concat(c, "k up", _1552136)
   Exit: (234) [system] string_concat(c, "k up", "ck up")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "ck up")
   Call: (233) [system] string_concat(i, "ck up", _1545636)
   Exit: (233) [system] string_concat(i, "ck up", "ick up")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), "ick up")
   Call: (232) [system] string_concat(p, "ick up", _1539136)
   Exit: (232) [system] string_concat(p, "ick up", "pick up")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "pick up")
   Call: (231) [system] string_concat(' ', "pick up", _1532636)
   Exit: (231) [system] string_concat(' ', "pick up", " pick up")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), " pick up")
   Call: (230) [system] string_concat(y, " pick up", _1526136)
   Exit: (230) [system] string_concat(y, " pick up", "y pick up")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), "y pick up")
   Call: (229) [system] string_concat(l, "y pick up", _1519636)
   Exit: (229) [system] string_concat(l, "y pick up", "ly pick up")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), "ly pick up")
   Call: (228) [system] string_concat(l, "ly pick up", _1513136)
   Exit: (228) [system] string_concat(l, "ly pick up", "lly pick up")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "lly pick up")
   Call: (227) [system] string_concat(a, "lly pick up", _1506636)
   Exit: (227) [system] string_concat(a, "lly pick up", "ally pick up")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), "ally pick up")
   Call: (226) [system] string_concat(c, "ally pick up", _1500136)
   Exit: (226) [system] string_concat(c, "ally pick up", "cally pick up")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), "cally pick up")
   Call: (225) [system] string_concat(i, "cally pick up", _1493636)
   Exit: (225) [system] string_concat(i, "cally pick up", "ically pick up")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "ically pick up")
   Call: (224) [system] string_concat(t, "ically pick up", _1487136)
   Exit: (224) [system] string_concat(t, "ically pick up", "tically pick up")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), "tically pick up")
   Call: (223) [system] string_concat(s, "tically pick up", _1480636)
   Exit: (223) [system] string_concat(s, "tically pick up", "stically pick up")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "stically pick up")
   Call: (222) [system] string_concat(i, "stically pick up", _1474136)
   Exit: (222) [system] string_concat(i, "stically pick up", "istically pick up")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "istically pick up")
   Call: (221) [system] string_concat(n, "istically pick up", _1467636)
   Exit: (221) [system] string_concat(n, "istically pick up", "nistically pick up")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "nistically pick up")
   Call: (220) [system] string_concat(i, "nistically pick up", _1461136)
   Exit: (220) [system] string_concat(i, "nistically pick up", "inistically pick up")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "inistically pick up")
   Call: (219) [system] string_concat(m, "inistically pick up", _1454636)
   Exit: (219) [system] string_concat(m, "inistically pick up", "ministically pick up")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "ministically pick up")
   Call: (218) [system] string_concat(r, "ministically pick up", _1448136)
   Exit: (218) [system] string_concat(r, "ministically pick up", "rministically pick up")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "rministically pick up")
   Call: (217) [system] string_concat(e, "rministically pick up", _1441636)
   Exit: (217) [system] string_concat(e, "rministically pick up", "erministically pick up")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "erministically pick up")
   Call: (216) [system] string_concat(t, "erministically pick up", _1435136)
   Exit: (216) [system] string_concat(t, "erministically pick up", "terministically pick up")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "terministically pick up")
   Call: (215) [system] string_concat(e, "terministically pick up", _1428636)
   Exit: (215) [system] string_concat(e, "terministically pick up", "eterministically pick up")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "eterministically pick up")
   Call: (214) [system] string_concat(d, "eterministically pick up", _1422136)
   Exit: (214) [system] string_concat(d, "eterministically pick up", "deterministically pick up")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "deterministically pick up")
   Call: (213) [system] string_concat(-, "deterministically pick up", _1415636)
   Exit: (213) [system] string_concat(-, "deterministically pick up", "-deterministically pick up")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), "-deterministically pick up")
   Call: (212) [system] string_concat(n, "-deterministically pick up", _1409136)
   Exit: (212) [system] string_concat(n, "-deterministically pick up", "n-deterministically pick up")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "n-deterministically pick up")
   Call: (211) [system] string_concat(o, "n-deterministically pick up", _1402636)
   Exit: (211) [system] string_concat(o, "n-deterministically pick up", "on-deterministically pick up")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "on-deterministically pick up")
   Call: (210) [system] string_concat(n, "on-deterministically pick up", _1396136)
   Exit: (210) [system] string_concat(n, "on-deterministically pick up", "non-deterministically pick up")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), "non-deterministically pick up")
   Call: (209) [system] string_concat(' ', "non-deterministically pick up", _1389636)
   Exit: (209) [system] string_concat(' ', "non-deterministically pick up", " non-deterministically pick up")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), " non-deterministically pick up")
   Call: (208) [system] string_concat(o, " non-deterministically pick up", _1383136)
   Exit: (208) [system] string_concat(o, " non-deterministically pick up", "o non-deterministically pick up")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), "o non-deterministically pick up")
   Call: (207) [system] string_concat(t, "o non-deterministically pick up", _1376636)
   Exit: (207) [system] string_concat(t, "o non-deterministically pick up", "to non-deterministically pick up")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "to non-deterministically pick up")
   Call: (206) [system] string_concat(' ', "to non-deterministically pick up", _1370136)
   Exit: (206) [system] string_concat(' ', "to non-deterministically pick up", " to non-deterministically pick up")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), " to non-deterministically pick up")
   Call: (205) [system] string_concat('\t', " to non-deterministically pick up", _1363636)
   Exit: (205) [system] string_concat('\t', " to non-deterministically pick up", "\t to non-deterministically pick up")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "\t to non-deterministically pick up")
   Call: (204) [system] string_concat('\t', "\t to non-deterministically pick up", _1357136)
   Exit: (204) [system] string_concat('\t', "\t to non-deterministically pick up", "\t\t to non-deterministically pick up")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "\t\t to non-deterministically pick up")
   Call: (203) [system] string_concat(;, "\t\t to non-deterministically pick up", _1350636)
   Exit: (203) [system] string_concat(;, "\t\t to non-deterministically pick up", ";\t\t to non-deterministically pick up")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), ";\t\t to non-deterministically pick up")
   Call: (202) [system] string_concat(;, ";\t\t to non-deterministically pick up", _1344136)
   Exit: (202) [system] string_concat(;, ";\t\t to non-deterministically pick up", ";;\t\t to non-deterministically pick up")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), ";;\t\t to non-deterministically pick up")
^  Call: (201) [user] assertz(metta_file_comment(36, 0, 1150, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$stream_position'(1150, 36, 0, 1150)))
^  Exit: (201) [user] assertz(metta_file_comment(36, 0, 1150, '$COMMENT'(";;\t\t to non-deterministically pick up", 36, 0), '$stream_position'(1150, 36, 0, 1150)))
^  Exit: (200) [user] read_comment((0x55798e5fad60))
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1699476)
   Exit: (201) [system] peek_char((0x55798e5fad60), ;)
   Call: (201) [system] (;)=(;)
   Exit: (201) [system] (;)=(;)
^  Call: (201) [user] read_comment((0x55798e5fad60))
^  Call: (202) [user] read_position((0x55798e5fad60), _1704114, _1704116, _1704118, _1704120)
   Call: (203) [system] stream_property((0x55798e5fad60), position(_1704120))
   Call: (204) [system] nonvar((0x55798e5fad60))
   Exit: (204) [system] nonvar((0x55798e5fad60))
   Call: (204) [system] nonvar(position(_1704120))
   Exit: (204) [system] nonvar(position(_1704120))
   Exit: (203) [system] stream_property((0x55798e5fad60), position('$stream_position'(1188, 37, 0, 1188)))
   Call: (203) [$syspreds] stream_position_data(line_count, '$stream_position'(1188, 37, 0, 1188), _1704114)
   Call: (204) [system] nonvar(line_count)
   Exit: (204) [system] nonvar(line_count)
   Call: (204) [$syspreds] stream_position_field(line_count, _1713408)
   Exit: (204) [$syspreds] stream_position_field(line_count, 2)
   Call: (204) [system] arg(2, '$stream_position'(1188, 37, 0, 1188), _1704114)
   Exit: (204) [system] arg(2, '$stream_position'(1188, 37, 0, 1188), 37)
   Exit: (203) [$syspreds] stream_position_data(line_count, '$stream_position'(1188, 37, 0, 1188), 37)
   Call: (203) [$syspreds] stream_position_data(line_position, '$stream_position'(1188, 37, 0, 1188), _1704116)
   Call: (204) [system] nonvar(line_position)
   Exit: (204) [system] nonvar(line_position)
   Call: (204) [$syspreds] stream_position_field(line_position, _1720842)
   Exit: (204) [$syspreds] stream_position_field(line_position, 3)
   Call: (204) [system] arg(3, '$stream_position'(1188, 37, 0, 1188), _1704116)
   Exit: (204) [system] arg(3, '$stream_position'(1188, 37, 0, 1188), 0)
   Exit: (203) [$syspreds] stream_position_data(line_position, '$stream_position'(1188, 37, 0, 1188), 0)
   Call: (203) [$syspreds] stream_position_data(char_count, '$stream_position'(1188, 37, 0, 1188), _1704118)
   Call: (204) [system] nonvar(char_count)
   Exit: (204) [system] nonvar(char_count)
   Call: (204) [$syspreds] stream_position_field(char_count, _1728276)
   Exit: (204) [$syspreds] stream_position_field(char_count, 1)
   Call: (204) [system] arg(1, '$stream_position'(1188, 37, 0, 1188), _1704118)
   Exit: (204) [system] arg(1, '$stream_position'(1188, 37, 0, 1188), 1188)
   Exit: (203) [$syspreds] stream_position_data(char_count, '$stream_position'(1188, 37, 0, 1188), 1188)
^  Exit: (202) [user] read_position((0x55798e5fad60), 37, 0, 1188, '$stream_position'(1188, 37, 0, 1188))
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _1733870)
   Call: (203) [system] get_char((0x55798e5fad60), _1734800)
   Exit: (203) [system] get_char((0x55798e5fad60), ;)
   Call: (203) [system] char_type(;, end_of_line)
   Fail: (203) [system] char_type(;, end_of_line)
   Call: (203) [system] (;)=end_of_file
   Fail: (203) [system] (;)=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _1740370)
   Call: (204) [system] get_char((0x55798e5fad60), _1741300)
   Exit: (204) [system] get_char((0x55798e5fad60), ;)
   Call: (204) [system] char_type(;, end_of_line)
   Fail: (204) [system] char_type(;, end_of_line)
   Call: (204) [system] (;)=end_of_file
   Fail: (204) [system] (;)=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _1746870)
   Call: (205) [system] get_char((0x55798e5fad60), _1747800)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
   Call: (205) [system] char_type(' ', end_of_line)
   Fail: (205) [system] char_type(' ', end_of_line)
   Call: (205) [system] ' '=end_of_file
   Fail: (205) [system] ' '=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _1753370)
   Call: (206) [system] get_char((0x55798e5fad60), _1754300)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
   Call: (206) [system] char_type(' ', end_of_line)
   Fail: (206) [system] char_type(' ', end_of_line)
   Call: (206) [system] ' '=end_of_file
   Fail: (206) [system] ' '=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _1759870)
   Call: (207) [system] get_char((0x55798e5fad60), _1760800)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
   Call: (207) [system] char_type(' ', end_of_line)
   Fail: (207) [system] char_type(' ', end_of_line)
   Call: (207) [system] ' '=end_of_file
   Fail: (207) [system] ' '=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _1766370)
   Call: (208) [system] get_char((0x55798e5fad60), _1767300)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
   Call: (208) [system] char_type(' ', end_of_line)
   Fail: (208) [system] char_type(' ', end_of_line)
   Call: (208) [system] ' '=end_of_file
   Fail: (208) [system] ' '=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _1772870)
   Call: (209) [system] get_char((0x55798e5fad60), _1773800)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
   Call: (209) [system] char_type(' ', end_of_line)
   Fail: (209) [system] char_type(' ', end_of_line)
   Call: (209) [system] ' '=end_of_file
   Fail: (209) [system] ' '=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _1779370)
   Call: (210) [system] get_char((0x55798e5fad60), _1780300)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
   Call: (210) [system] char_type(' ', end_of_line)
   Fail: (210) [system] char_type(' ', end_of_line)
   Call: (210) [system] ' '=end_of_file
   Fail: (210) [system] ' '=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _1785870)
   Call: (211) [system] get_char((0x55798e5fad60), _1786800)
   Exit: (211) [system] get_char((0x55798e5fad60), a)
   Call: (211) [system] char_type(a, end_of_line)
   Fail: (211) [system] char_type(a, end_of_line)
   Call: (211) [system] a=end_of_file
   Fail: (211) [system] a=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _1792370)
   Call: (212) [system] get_char((0x55798e5fad60), _1793300)
   Exit: (212) [system] get_char((0x55798e5fad60), n)
   Call: (212) [system] char_type(n, end_of_line)
   Fail: (212) [system] char_type(n, end_of_line)
   Call: (212) [system] n=end_of_file
   Fail: (212) [system] n=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _1798870)
   Call: (213) [system] get_char((0x55798e5fad60), _1799800)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
   Call: (213) [system] char_type(' ', end_of_line)
   Fail: (213) [system] char_type(' ', end_of_line)
   Call: (213) [system] ' '=end_of_file
   Fail: (213) [system] ' '=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _1805370)
   Call: (214) [system] get_char((0x55798e5fad60), _1806300)
   Exit: (214) [system] get_char((0x55798e5fad60), a)
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] a=end_of_file
   Fail: (214) [system] a=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _1811870)
   Call: (215) [system] get_char((0x55798e5fad60), _1812800)
   Exit: (215) [system] get_char((0x55798e5fad60), x)
   Call: (215) [system] char_type(x, end_of_line)
   Fail: (215) [system] char_type(x, end_of_line)
   Call: (215) [system] x=end_of_file
   Fail: (215) [system] x=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _1818370)
   Call: (216) [system] get_char((0x55798e5fad60), _1819300)
   Exit: (216) [system] get_char((0x55798e5fad60), i)
   Call: (216) [system] char_type(i, end_of_line)
   Fail: (216) [system] char_type(i, end_of_line)
   Call: (216) [system] i=end_of_file
   Fail: (216) [system] i=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _1824870)
   Call: (217) [system] get_char((0x55798e5fad60), _1825800)
   Exit: (217) [system] get_char((0x55798e5fad60), o)
   Call: (217) [system] char_type(o, end_of_line)
   Fail: (217) [system] char_type(o, end_of_line)
   Call: (217) [system] o=end_of_file
   Fail: (217) [system] o=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _1831370)
   Call: (218) [system] get_char((0x55798e5fad60), _1832300)
   Exit: (218) [system] get_char((0x55798e5fad60), m)
   Call: (218) [system] char_type(m, end_of_line)
   Fail: (218) [system] char_type(m, end_of_line)
   Call: (218) [system] m=end_of_file
   Fail: (218) [system] m=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _1837870)
   Call: (219) [system] get_char((0x55798e5fad60), _1838800)
   Exit: (219) [system] get_char((0x55798e5fad60), '.')
   Call: (219) [system] char_type('.', end_of_line)
   Fail: (219) [system] char_type('.', end_of_line)
   Call: (219) [system] ('.')=end_of_file
   Fail: (219) [system] ('.')=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _1844370)
   Call: (220) [system] get_char((0x55798e5fad60), _1845300)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
   Call: (220) [system] char_type(' ', end_of_line)
   Fail: (220) [system] char_type(' ', end_of_line)
   Call: (220) [system] ' '=end_of_file
   Fail: (220) [system] ' '=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _1850870)
   Call: (221) [system] get_char((0x55798e5fad60), _1851800)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
   Call: (221) [system] char_type(' ', end_of_line)
   Fail: (221) [system] char_type(' ', end_of_line)
   Call: (221) [system] ' '=end_of_file
   Fail: (221) [system] ' '=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _1857370)
   Call: (222) [system] get_char((0x55798e5fad60), _1858300)
   Exit: (222) [system] get_char((0x55798e5fad60), 'A')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _1863870)
   Call: (223) [system] get_char((0x55798e5fad60), _1864800)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] char_type(n, end_of_line)
   Fail: (223) [system] char_type(n, end_of_line)
   Call: (223) [system] n=end_of_file
   Fail: (223) [system] n=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _1870370)
   Call: (224) [system] get_char((0x55798e5fad60), _1871300)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
   Call: (224) [system] char_type(' ', end_of_line)
   Fail: (224) [system] char_type(' ', end_of_line)
   Call: (224) [system] ' '=end_of_file
   Fail: (224) [system] ' '=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _1876870)
   Call: (225) [system] get_char((0x55798e5fad60), _1877800)
   Exit: (225) [system] get_char((0x55798e5fad60), a)
   Call: (225) [system] char_type(a, end_of_line)
   Fail: (225) [system] char_type(a, end_of_line)
   Call: (225) [system] a=end_of_file
   Fail: (225) [system] a=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _1883370)
   Call: (226) [system] get_char((0x55798e5fad60), _1884300)
   Exit: (226) [system] get_char((0x55798e5fad60), x)
   Call: (226) [system] char_type(x, end_of_line)
   Fail: (226) [system] char_type(x, end_of_line)
   Call: (226) [system] x=end_of_file
   Fail: (226) [system] x=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _1889870)
   Call: (227) [system] get_char((0x55798e5fad60), _1890800)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] char_type(i, end_of_line)
   Fail: (227) [system] char_type(i, end_of_line)
   Call: (227) [system] i=end_of_file
   Fail: (227) [system] i=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _1896370)
   Call: (228) [system] get_char((0x55798e5fad60), _1897300)
   Exit: (228) [system] get_char((0x55798e5fad60), o)
   Call: (228) [system] char_type(o, end_of_line)
   Fail: (228) [system] char_type(o, end_of_line)
   Call: (228) [system] o=end_of_file
   Fail: (228) [system] o=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _1902870)
   Call: (229) [system] get_char((0x55798e5fad60), _1903800)
   Exit: (229) [system] get_char((0x55798e5fad60), m)
   Call: (229) [system] char_type(m, end_of_line)
   Fail: (229) [system] char_type(m, end_of_line)
   Call: (229) [system] m=end_of_file
   Fail: (229) [system] m=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _1909370)
   Call: (230) [system] get_char((0x55798e5fad60), _1910300)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
   Call: (230) [system] char_type(' ', end_of_line)
   Fail: (230) [system] char_type(' ', end_of_line)
   Call: (230) [system] ' '=end_of_file
   Fail: (230) [system] ' '=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _1915870)
   Call: (231) [system] get_char((0x55798e5fad60), _1916800)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] char_type(i, end_of_line)
   Fail: (231) [system] char_type(i, end_of_line)
   Call: (231) [system] i=end_of_file
   Fail: (231) [system] i=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _1922370)
   Call: (232) [system] get_char((0x55798e5fad60), _1923300)
   Exit: (232) [system] get_char((0x55798e5fad60), s)
   Call: (232) [system] char_type(s, end_of_line)
   Fail: (232) [system] char_type(s, end_of_line)
   Call: (232) [system] s=end_of_file
   Fail: (232) [system] s=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _1928870)
   Call: (233) [system] get_char((0x55798e5fad60), _1929800)
   Exit: (233) [system] get_char((0x55798e5fad60), ' ')
   Call: (233) [system] char_type(' ', end_of_line)
   Fail: (233) [system] char_type(' ', end_of_line)
   Call: (233) [system] ' '=end_of_file
   Fail: (233) [system] ' '=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _1935370)
   Call: (234) [system] get_char((0x55798e5fad60), _1936300)
   Exit: (234) [system] get_char((0x55798e5fad60), a)
   Call: (234) [system] char_type(a, end_of_line)
   Fail: (234) [system] char_type(a, end_of_line)
   Call: (234) [system] a=end_of_file
   Fail: (234) [system] a=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _1941870)
   Call: (235) [system] get_char((0x55798e5fad60), _1942800)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] char_type(n, end_of_line)
   Fail: (235) [system] char_type(n, end_of_line)
   Call: (235) [system] n=end_of_file
   Fail: (235) [system] n=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _1948370)
   Call: (236) [system] get_char((0x55798e5fad60), _1949300)
   Exit: (236) [system] get_char((0x55798e5fad60), ' ')
   Call: (236) [system] char_type(' ', end_of_line)
   Fail: (236) [system] char_type(' ', end_of_line)
   Call: (236) [system] ' '=end_of_file
   Fail: (236) [system] ' '=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _1954870)
   Call: (237) [system] get_char((0x55798e5fad60), _1955800)
   Exit: (237) [system] get_char((0x55798e5fad60), 'A')
   Call: (237) [system] char_type('A', end_of_line)
   Fail: (237) [system] char_type('A', end_of_line)
   Call: (237) [system] 'A'=end_of_file
   Fail: (237) [system] 'A'=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _1961370)
   Call: (238) [system] get_char((0x55798e5fad60), _1962300)
   Exit: (238) [system] get_char((0x55798e5fad60), t)
   Call: (238) [system] char_type(t, end_of_line)
   Fail: (238) [system] char_type(t, end_of_line)
   Call: (238) [system] t=end_of_file
   Fail: (238) [system] t=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _1967870)
   Call: (239) [system] get_char((0x55798e5fad60), _1968800)
   Exit: (239) [system] get_char((0x55798e5fad60), o)
   Call: (239) [system] char_type(o, end_of_line)
   Fail: (239) [system] char_type(o, end_of_line)
   Call: (239) [system] o=end_of_file
   Fail: (239) [system] o=end_of_file
^  Call: (239) [user] read_until_eol((0x55798e5fad60), _1974370)
   Call: (240) [system] get_char((0x55798e5fad60), _1975300)
   Exit: (240) [system] get_char((0x55798e5fad60), m)
   Call: (240) [system] char_type(m, end_of_line)
   Fail: (240) [system] char_type(m, end_of_line)
   Call: (240) [system] m=end_of_file
   Fail: (240) [system] m=end_of_file
^  Call: (240) [user] read_until_eol((0x55798e5fad60), _1980870)
   Call: (241) [system] get_char((0x55798e5fad60), _1981800)
   Exit: (241) [system] get_char((0x55798e5fad60), ' ')
   Call: (241) [system] char_type(' ', end_of_line)
   Fail: (241) [system] char_type(' ', end_of_line)
   Call: (241) [system] ' '=end_of_file
   Fail: (241) [system] ' '=end_of_file
^  Call: (241) [user] read_until_eol((0x55798e5fad60), _1987370)
   Call: (242) [system] get_char((0x55798e5fad60), _1988300)
   Exit: (242) [system] get_char((0x55798e5fad60), o)
   Call: (242) [system] char_type(o, end_of_line)
   Fail: (242) [system] char_type(o, end_of_line)
   Call: (242) [system] o=end_of_file
   Fail: (242) [system] o=end_of_file
^  Call: (242) [user] read_until_eol((0x55798e5fad60), _1993870)
   Call: (243) [system] get_char((0x55798e5fad60), _1994800)
   Exit: (243) [system] get_char((0x55798e5fad60), f)
   Call: (243) [system] char_type(f, end_of_line)
   Fail: (243) [system] char_type(f, end_of_line)
   Call: (243) [system] f=end_of_file
   Fail: (243) [system] f=end_of_file
^  Call: (243) [user] read_until_eol((0x55798e5fad60), _2000370)
   Call: (244) [system] get_char((0x55798e5fad60), _2001300)
   Exit: (244) [system] get_char((0x55798e5fad60), ' ')
   Call: (244) [system] char_type(' ', end_of_line)
   Fail: (244) [system] char_type(' ', end_of_line)
   Call: (244) [system] ' '=end_of_file
   Fail: (244) [system] ' '=end_of_file
^  Call: (244) [user] read_until_eol((0x55798e5fad60), _2006870)
   Call: (245) [system] get_char((0x55798e5fad60), _2007800)
   Exit: (245) [system] get_char((0x55798e5fad60), t)
   Call: (245) [system] char_type(t, end_of_line)
   Fail: (245) [system] char_type(t, end_of_line)
   Call: (245) [system] t=end_of_file
   Fail: (245) [system] t=end_of_file
^  Call: (245) [user] read_until_eol((0x55798e5fad60), _2013370)
   Call: (246) [system] get_char((0x55798e5fad60), _2014300)
   Exit: (246) [system] get_char((0x55798e5fad60), h)
   Call: (246) [system] char_type(h, end_of_line)
   Fail: (246) [system] char_type(h, end_of_line)
   Call: (246) [system] h=end_of_file
   Fail: (246) [system] h=end_of_file
^  Call: (246) [user] read_until_eol((0x55798e5fad60), _2019870)
   Call: (247) [system] get_char((0x55798e5fad60), _2020800)
   Exit: (247) [system] get_char((0x55798e5fad60), e)
   Call: (247) [system] char_type(e, end_of_line)
   Fail: (247) [system] char_type(e, end_of_line)
   Call: (247) [system] e=end_of_file
   Fail: (247) [system] e=end_of_file
^  Call: (247) [user] read_until_eol((0x55798e5fad60), _2026370)
   Call: (248) [system] get_char((0x55798e5fad60), _2027300)
   Exit: (248) [system] get_char((0x55798e5fad60), ' ')
   Call: (248) [system] char_type(' ', end_of_line)
   Fail: (248) [system] char_type(' ', end_of_line)
   Call: (248) [system] ' '=end_of_file
   Fail: (248) [system] ' '=end_of_file
^  Call: (248) [user] read_until_eol((0x55798e5fad60), _2032870)
   Call: (249) [system] get_char((0x55798e5fad60), _2033800)
   Exit: (249) [system] get_char((0x55798e5fad60), f)
   Call: (249) [system] char_type(f, end_of_line)
   Fail: (249) [system] char_type(f, end_of_line)
   Call: (249) [system] f=end_of_file
   Fail: (249) [system] f=end_of_file
^  Call: (249) [user] read_until_eol((0x55798e5fad60), _2039370)
   Call: (250) [system] get_char((0x55798e5fad60), _2040300)
   Exit: (250) [system] get_char((0x55798e5fad60), o)
   Call: (250) [system] char_type(o, end_of_line)
   Fail: (250) [system] char_type(o, end_of_line)
   Call: (250) [system] o=end_of_file
   Fail: (250) [system] o=end_of_file
^  Call: (250) [user] read_until_eol((0x55798e5fad60), _2045870)
   Call: (251) [system] get_char((0x55798e5fad60), _2046800)
   Exit: (251) [system] get_char((0x55798e5fad60), r)
   Call: (251) [system] char_type(r, end_of_line)
   Fail: (251) [system] char_type(r, end_of_line)
   Call: (251) [system] r=end_of_file
   Fail: (251) [system] r=end_of_file
^  Call: (251) [user] read_until_eol((0x55798e5fad60), _2052370)
   Call: (252) [system] get_char((0x55798e5fad60), _2053300)
   Exit: (252) [system] get_char((0x55798e5fad60), m)
   Call: (252) [system] char_type(m, end_of_line)
   Fail: (252) [system] char_type(m, end_of_line)
   Call: (252) [system] m=end_of_file
   Fail: (252) [system] m=end_of_file
^  Call: (252) [user] read_until_eol((0x55798e5fad60), _2058870)
   Call: (253) [system] get_char((0x55798e5fad60), _2059800)
   Exit: (253) [system] get_char((0x55798e5fad60), ' ')
   Call: (253) [system] char_type(' ', end_of_line)
   Fail: (253) [system] char_type(' ', end_of_line)
   Call: (253) [system] ' '=end_of_file
   Fail: (253) [system] ' '=end_of_file
^  Call: (253) [user] read_until_eol((0x55798e5fad60), _2065370)
   Call: (254) [system] get_char((0x55798e5fad60), _2066300)
   Exit: (254) [system] get_char((0x55798e5fad60), '(')
   Call: (254) [system] char_type('(', end_of_line)
   Fail: (254) [system] char_type('(', end_of_line)
   Call: (254) [system] '('=end_of_file
   Fail: (254) [system] '('=end_of_file
^  Call: (254) [user] read_until_eol((0x55798e5fad60), _2071870)
   Call: (255) [system] get_char((0x55798e5fad60), _2072800)
   Exit: (255) [system] get_char((0x55798e5fad60), :)
   Call: (255) [system] char_type(:, end_of_line)
   Fail: (255) [system] char_type(:, end_of_line)
   Call: (255) [system] (:)=end_of_file
   Fail: (255) [system] (:)=end_of_file
^  Call: (255) [user] read_until_eol((0x55798e5fad60), _2078370)
   Call: (256) [system] get_char((0x55798e5fad60), _2079300)
   Exit: (256) [system] get_char((0x55798e5fad60), ' ')
   Call: (256) [system] char_type(' ', end_of_line)
   Fail: (256) [system] char_type(' ', end_of_line)
   Call: (256) [system] ' '=end_of_file
   Fail: (256) [system] ' '=end_of_file
^  Call: (256) [user] read_until_eol((0x55798e5fad60), _2084870)
   Call: (257) [system] get_char((0x55798e5fad60), _2085800)
   Exit: (257) [system] get_char((0x55798e5fad60), 'T')
   Call: (257) [system] char_type('T', end_of_line)
   Fail: (257) [system] char_type('T', end_of_line)
   Call: (257) [system] 'T'=end_of_file
   Fail: (257) [system] 'T'=end_of_file
^  Call: (257) [user] read_until_eol((0x55798e5fad60), _2091370)
   Call: (258) [system] get_char((0x55798e5fad60), _2092300)
   Exit: (258) [system] get_char((0x55798e5fad60), 'E')
   Call: (258) [system] char_type('E', end_of_line)
   Fail: (258) [system] char_type('E', end_of_line)
   Call: (258) [system] 'E'=end_of_file
   Fail: (258) [system] 'E'=end_of_file
^  Call: (258) [user] read_until_eol((0x55798e5fad60), _4524)
   Call: (259) [system] get_char((0x55798e5fad60), _5454)
   Exit: (259) [system] get_char((0x55798e5fad60), 'R')
   Call: (259) [system] char_type('R', end_of_line)
   Fail: (259) [system] char_type('R', end_of_line)
   Call: (259) [system] 'R'=end_of_file
   Fail: (259) [system] 'R'=end_of_file
^  Call: (259) [user] read_until_eol((0x55798e5fad60), _11024)
   Call: (260) [system] get_char((0x55798e5fad60), _11954)
   Exit: (260) [system] get_char((0x55798e5fad60), 'M')
   Call: (260) [system] char_type('M', end_of_line)
   Fail: (260) [system] char_type('M', end_of_line)
   Call: (260) [system] 'M'=end_of_file
   Fail: (260) [system] 'M'=end_of_file
^  Call: (260) [user] read_until_eol((0x55798e5fad60), _17524)
   Call: (261) [system] get_char((0x55798e5fad60), _18454)
   Exit: (261) [system] get_char((0x55798e5fad60), ' ')
   Call: (261) [system] char_type(' ', end_of_line)
   Fail: (261) [system] char_type(' ', end_of_line)
   Call: (261) [system] ' '=end_of_file
   Fail: (261) [system] ' '=end_of_file
^  Call: (261) [user] read_until_eol((0x55798e5fad60), _24024)
   Call: (262) [system] get_char((0x55798e5fad60), _24954)
   Exit: (262) [system] get_char((0x55798e5fad60), 'T')
   Call: (262) [system] char_type('T', end_of_line)
   Fail: (262) [system] char_type('T', end_of_line)
   Call: (262) [system] 'T'=end_of_file
   Fail: (262) [system] 'T'=end_of_file
^  Call: (262) [user] read_until_eol((0x55798e5fad60), _30524)
   Call: (263) [system] get_char((0x55798e5fad60), _31454)
   Exit: (263) [system] get_char((0x55798e5fad60), 'Y')
   Call: (263) [system] char_type('Y', end_of_line)
   Fail: (263) [system] char_type('Y', end_of_line)
   Call: (263) [system] 'Y'=end_of_file
   Fail: (263) [system] 'Y'=end_of_file
^  Call: (263) [user] read_until_eol((0x55798e5fad60), _37024)
   Call: (264) [system] get_char((0x55798e5fad60), _37954)
   Exit: (264) [system] get_char((0x55798e5fad60), 'P')
   Call: (264) [system] char_type('P', end_of_line)
   Fail: (264) [system] char_type('P', end_of_line)
   Call: (264) [system] 'P'=end_of_file
   Fail: (264) [system] 'P'=end_of_file
^  Call: (264) [user] read_until_eol((0x55798e5fad60), _43524)
   Call: (265) [system] get_char((0x55798e5fad60), _44454)
   Exit: (265) [system] get_char((0x55798e5fad60), 'E')
   Call: (265) [system] char_type('E', end_of_line)
   Fail: (265) [system] char_type('E', end_of_line)
   Call: (265) [system] 'E'=end_of_file
   Fail: (265) [system] 'E'=end_of_file
^  Call: (265) [user] read_until_eol((0x55798e5fad60), _50024)
   Call: (266) [system] get_char((0x55798e5fad60), _50954)
   Exit: (266) [system] get_char((0x55798e5fad60), ')')
   Call: (266) [system] char_type(')', end_of_line)
   Fail: (266) [system] char_type(')', end_of_line)
   Call: (266) [system] ')'=end_of_file
   Fail: (266) [system] ')'=end_of_file
^  Call: (266) [user] read_until_eol((0x55798e5fad60), _56524)
   Call: (267) [system] get_char((0x55798e5fad60), _57454)
   Exit: (267) [system] get_char((0x55798e5fad60), '.')
   Call: (267) [system] char_type('.', end_of_line)
   Fail: (267) [system] char_type('.', end_of_line)
   Call: (267) [system] ('.')=end_of_file
   Fail: (267) [system] ('.')=end_of_file
^  Call: (267) [user] read_until_eol((0x55798e5fad60), _63024)
   Call: (268) [system] get_char((0x55798e5fad60), _63954)
   Exit: (268) [system] get_char((0x55798e5fad60), '\n')
   Call: (268) [system] char_type('\n', end_of_line)
   Exit: (268) [system] char_type('\n', end_of_line)
   Call: (268) [system] _63024=""
   Exit: (268) [system] ""=""
^  Exit: (267) [user] read_until_eol((0x55798e5fad60), "")
   Call: (267) [system] string_concat('.', "", _56524)
   Exit: (267) [system] string_concat('.', "", ".")
^  Exit: (266) [user] read_until_eol((0x55798e5fad60), ".")
   Call: (266) [system] string_concat(')', ".", _50024)
   Exit: (266) [system] string_concat(')', ".", ").")
^  Exit: (265) [user] read_until_eol((0x55798e5fad60), ").")
   Call: (265) [system] string_concat('E', ").", _43524)
   Exit: (265) [system] string_concat('E', ").", "E).")
^  Exit: (264) [user] read_until_eol((0x55798e5fad60), "E).")
   Call: (264) [system] string_concat('P', "E).", _37024)
   Exit: (264) [system] string_concat('P', "E).", "PE).")
^  Exit: (263) [user] read_until_eol((0x55798e5fad60), "PE).")
   Call: (263) [system] string_concat('Y', "PE).", _30524)
   Exit: (263) [system] string_concat('Y', "PE).", "YPE).")
^  Exit: (262) [user] read_until_eol((0x55798e5fad60), "YPE).")
   Call: (262) [system] string_concat('T', "YPE).", _24024)
   Exit: (262) [system] string_concat('T', "YPE).", "TYPE).")
^  Exit: (261) [user] read_until_eol((0x55798e5fad60), "TYPE).")
   Call: (261) [system] string_concat(' ', "TYPE).", _17524)
   Exit: (261) [system] string_concat(' ', "TYPE).", " TYPE).")
^  Exit: (260) [user] read_until_eol((0x55798e5fad60), " TYPE).")
   Call: (260) [system] string_concat('M', " TYPE).", _11024)
   Exit: (260) [system] string_concat('M', " TYPE).", "M TYPE).")
^  Exit: (259) [user] read_until_eol((0x55798e5fad60), "M TYPE).")
   Call: (259) [system] string_concat('R', "M TYPE).", _4524)
   Exit: (259) [system] string_concat('R', "M TYPE).", "RM TYPE).")
^  Exit: (258) [user] read_until_eol((0x55798e5fad60), "RM TYPE).")
   Call: (258) [system] string_concat('E', "RM TYPE).", _3628)
   Exit: (258) [system] string_concat('E', "RM TYPE).", "ERM TYPE).")
^  Exit: (257) [user] read_until_eol((0x55798e5fad60), "ERM TYPE).")
   Call: (257) [system] string_concat('T', "ERM TYPE).", _3624)
   Exit: (257) [system] string_concat('T', "ERM TYPE).", "TERM TYPE).")
^  Exit: (256) [user] read_until_eol((0x55798e5fad60), "TERM TYPE).")
   Call: (256) [system] string_concat(' ', "TERM TYPE).", _3620)
   Exit: (256) [system] string_concat(' ', "TERM TYPE).", " TERM TYPE).")
^  Exit: (255) [user] read_until_eol((0x55798e5fad60), " TERM TYPE).")
   Call: (255) [system] string_concat(:, " TERM TYPE).", _3616)
   Exit: (255) [system] string_concat(:, " TERM TYPE).", ": TERM TYPE).")
^  Exit: (254) [user] read_until_eol((0x55798e5fad60), ": TERM TYPE).")
   Call: (254) [system] string_concat('(', ": TERM TYPE).", _3612)
   Exit: (254) [system] string_concat('(', ": TERM TYPE).", "(: TERM TYPE).")
^  Exit: (253) [user] read_until_eol((0x55798e5fad60), "(: TERM TYPE).")
   Call: (253) [system] string_concat(' ', "(: TERM TYPE).", _3608)
   Exit: (253) [system] string_concat(' ', "(: TERM TYPE).", " (: TERM TYPE).")
^  Exit: (252) [user] read_until_eol((0x55798e5fad60), " (: TERM TYPE).")
   Call: (252) [system] string_concat(m, " (: TERM TYPE).", _3604)
   Exit: (252) [system] string_concat(m, " (: TERM TYPE).", "m (: TERM TYPE).")
^  Exit: (251) [user] read_until_eol((0x55798e5fad60), "m (: TERM TYPE).")
   Call: (251) [system] string_concat(r, "m (: TERM TYPE).", _3600)
   Exit: (251) [system] string_concat(r, "m (: TERM TYPE).", "rm (: TERM TYPE).")
^  Exit: (250) [user] read_until_eol((0x55798e5fad60), "rm (: TERM TYPE).")
   Call: (250) [system] string_concat(o, "rm (: TERM TYPE).", _3596)
   Exit: (250) [system] string_concat(o, "rm (: TERM TYPE).", "orm (: TERM TYPE).")
^  Exit: (249) [user] read_until_eol((0x55798e5fad60), "orm (: TERM TYPE).")
   Call: (249) [system] string_concat(f, "orm (: TERM TYPE).", _3592)
   Exit: (249) [system] string_concat(f, "orm (: TERM TYPE).", "form (: TERM TYPE).")
^  Exit: (248) [user] read_until_eol((0x55798e5fad60), "form (: TERM TYPE).")
   Call: (248) [system] string_concat(' ', "form (: TERM TYPE).", _3588)
   Exit: (248) [system] string_concat(' ', "form (: TERM TYPE).", " form (: TERM TYPE).")
^  Exit: (247) [user] read_until_eol((0x55798e5fad60), " form (: TERM TYPE).")
   Call: (247) [system] string_concat(e, " form (: TERM TYPE).", _3584)
   Exit: (247) [system] string_concat(e, " form (: TERM TYPE).", "e form (: TERM TYPE).")
^  Exit: (246) [user] read_until_eol((0x55798e5fad60), "e form (: TERM TYPE).")
   Call: (246) [system] string_concat(h, "e form (: TERM TYPE).", _3580)
   Exit: (246) [system] string_concat(h, "e form (: TERM TYPE).", "he form (: TERM TYPE).")
^  Exit: (245) [user] read_until_eol((0x55798e5fad60), "he form (: TERM TYPE).")
   Call: (245) [system] string_concat(t, "he form (: TERM TYPE).", _3576)
   Exit: (245) [system] string_concat(t, "he form (: TERM TYPE).", "the form (: TERM TYPE).")
^  Exit: (244) [user] read_until_eol((0x55798e5fad60), "the form (: TERM TYPE).")
   Call: (244) [system] string_concat(' ', "the form (: TERM TYPE).", _3572)
   Exit: (244) [system] string_concat(' ', "the form (: TERM TYPE).", " the form (: TERM TYPE).")
^  Exit: (243) [user] read_until_eol((0x55798e5fad60), " the form (: TERM TYPE).")
   Call: (243) [system] string_concat(f, " the form (: TERM TYPE).", _3568)
   Exit: (243) [system] string_concat(f, " the form (: TERM TYPE).", "f the form (: TERM TYPE).")
^  Exit: (242) [user] read_until_eol((0x55798e5fad60), "f the form (: TERM TYPE).")
   Call: (242) [system] string_concat(o, "f the form (: TERM TYPE).", _3564)
   Exit: (242) [system] string_concat(o, "f the form (: TERM TYPE).", "of the form (: TERM TYPE).")
^  Exit: (241) [user] read_until_eol((0x55798e5fad60), "of the form (: TERM TYPE).")
   Call: (241) [system] string_concat(' ', "of the form (: TERM TYPE).", _3560)
   Exit: (241) [system] string_concat(' ', "of the form (: TERM TYPE).", " of the form (: TERM TYPE).")
^  Exit: (240) [user] read_until_eol((0x55798e5fad60), " of the form (: TERM TYPE).")
   Call: (240) [system] string_concat(m, " of the form (: TERM TYPE).", _3556)
   Exit: (240) [system] string_concat(m, " of the form (: TERM TYPE).", "m of the form (: TERM TYPE).")
^  Exit: (239) [user] read_until_eol((0x55798e5fad60), "m of the form (: TERM TYPE).")
   Call: (239) [system] string_concat(o, "m of the form (: TERM TYPE).", _3552)
   Exit: (239) [system] string_concat(o, "m of the form (: TERM TYPE).", "om of the form (: TERM TYPE).")
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), "om of the form (: TERM TYPE).")
   Call: (238) [system] string_concat(t, "om of the form (: TERM TYPE).", _3548)
   Exit: (238) [system] string_concat(t, "om of the form (: TERM TYPE).", "tom of the form (: TERM TYPE).")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), "tom of the form (: TERM TYPE).")
   Call: (237) [system] string_concat('A', "tom of the form (: TERM TYPE).", _3544)
   Exit: (237) [system] string_concat('A', "tom of the form (: TERM TYPE).", "Atom of the form (: TERM TYPE).")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), "Atom of the form (: TERM TYPE).")
   Call: (236) [system] string_concat(' ', "Atom of the form (: TERM TYPE).", _3540)
   Exit: (236) [system] string_concat(' ', "Atom of the form (: TERM TYPE).", " Atom of the form (: TERM TYPE).")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), " Atom of the form (: TERM TYPE).")
   Call: (235) [system] string_concat(n, " Atom of the form (: TERM TYPE).", _3536)
   Exit: (235) [system] string_concat(n, " Atom of the form (: TERM TYPE).", "n Atom of the form (: TERM TYPE).")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), "n Atom of the form (: TERM TYPE).")
   Call: (234) [system] string_concat(a, "n Atom of the form (: TERM TYPE).", _3532)
   Exit: (234) [system] string_concat(a, "n Atom of the form (: TERM TYPE).", "an Atom of the form (: TERM TYPE).")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "an Atom of the form (: TERM TYPE).")
   Call: (233) [system] string_concat(' ', "an Atom of the form (: TERM TYPE).", _3528)
   Exit: (233) [system] string_concat(' ', "an Atom of the form (: TERM TYPE).", " an Atom of the form (: TERM TYPE).")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), " an Atom of the form (: TERM TYPE).")
   Call: (232) [system] string_concat(s, " an Atom of the form (: TERM TYPE).", _3524)
   Exit: (232) [system] string_concat(s, " an Atom of the form (: TERM TYPE).", "s an Atom of the form (: TERM TYPE).")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "s an Atom of the form (: TERM TYPE).")
   Call: (231) [system] string_concat(i, "s an Atom of the form (: TERM TYPE).", _3520)
   Exit: (231) [system] string_concat(i, "s an Atom of the form (: TERM TYPE).", "is an Atom of the form (: TERM TYPE).")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), "is an Atom of the form (: TERM TYPE).")
   Call: (230) [system] string_concat(' ', "is an Atom of the form (: TERM TYPE).", _3516)
   Exit: (230) [system] string_concat(' ', "is an Atom of the form (: TERM TYPE).", " is an Atom of the form (: TERM TYPE).")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), " is an Atom of the form (: TERM TYPE).")
   Call: (229) [system] string_concat(m, " is an Atom of the form (: TERM TYPE).", _3512)
   Exit: (229) [system] string_concat(m, " is an Atom of the form (: TERM TYPE).", "m is an Atom of the form (: TERM TYPE).")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), "m is an Atom of the form (: TERM TYPE).")
   Call: (228) [system] string_concat(o, "m is an Atom of the form (: TERM TYPE).", _3508)
   Exit: (228) [system] string_concat(o, "m is an Atom of the form (: TERM TYPE).", "om is an Atom of the form (: TERM TYPE).")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "om is an Atom of the form (: TERM TYPE).")
   Call: (227) [system] string_concat(i, "om is an Atom of the form (: TERM TYPE).", _3504)
   Exit: (227) [system] string_concat(i, "om is an Atom of the form (: TERM TYPE).", "iom is an Atom of the form (: TERM TYPE).")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), "iom is an Atom of the form (: TERM TYPE).")
   Call: (226) [system] string_concat(x, "iom is an Atom of the form (: TERM TYPE).", _3500)
   Exit: (226) [system] string_concat(x, "iom is an Atom of the form (: TERM TYPE).", "xiom is an Atom of the form (: TERM TYPE).")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), "xiom is an Atom of the form (: TERM TYPE).")
   Call: (225) [system] string_concat(a, "xiom is an Atom of the form (: TERM TYPE).", _3496)
   Exit: (225) [system] string_concat(a, "xiom is an Atom of the form (: TERM TYPE).", "axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "axiom is an Atom of the form (: TERM TYPE).")
   Call: (224) [system] string_concat(' ', "axiom is an Atom of the form (: TERM TYPE).", _3492)
   Exit: (224) [system] string_concat(' ', "axiom is an Atom of the form (: TERM TYPE).", " axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), " axiom is an Atom of the form (: TERM TYPE).")
   Call: (223) [system] string_concat(n, " axiom is an Atom of the form (: TERM TYPE).", _3488)
   Exit: (223) [system] string_concat(n, " axiom is an Atom of the form (: TERM TYPE).", "n axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "n axiom is an Atom of the form (: TERM TYPE).")
   Call: (222) [system] string_concat('A', "n axiom is an Atom of the form (: TERM TYPE).", _3484)
   Exit: (222) [system] string_concat('A', "n axiom is an Atom of the form (: TERM TYPE).", "An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "An axiom is an Atom of the form (: TERM TYPE).")
   Call: (221) [system] string_concat(' ', "An axiom is an Atom of the form (: TERM TYPE).", _3480)
   Exit: (221) [system] string_concat(' ', "An axiom is an Atom of the form (: TERM TYPE).", " An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), " An axiom is an Atom of the form (: TERM TYPE).")
   Call: (220) [system] string_concat(' ', " An axiom is an Atom of the form (: TERM TYPE).", _3476)
   Exit: (220) [system] string_concat(' ', " An axiom is an Atom of the form (: TERM TYPE).", "  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (219) [system] string_concat('.', "  An axiom is an Atom of the form (: TERM TYPE).", _3472)
   Exit: (219) [system] string_concat('.', "  An axiom is an Atom of the form (: TERM TYPE).", ".  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), ".  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (218) [system] string_concat(m, ".  An axiom is an Atom of the form (: TERM TYPE).", _3468)
   Exit: (218) [system] string_concat(m, ".  An axiom is an Atom of the form (: TERM TYPE).", "m.  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "m.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (217) [system] string_concat(o, "m.  An axiom is an Atom of the form (: TERM TYPE).", _3464)
   Exit: (217) [system] string_concat(o, "m.  An axiom is an Atom of the form (: TERM TYPE).", "om.  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "om.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (216) [system] string_concat(i, "om.  An axiom is an Atom of the form (: TERM TYPE).", _3460)
   Exit: (216) [system] string_concat(i, "om.  An axiom is an Atom of the form (: TERM TYPE).", "iom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "iom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (215) [system] string_concat(x, "iom.  An axiom is an Atom of the form (: TERM TYPE).", _3456)
   Exit: (215) [system] string_concat(x, "iom.  An axiom is an Atom of the form (: TERM TYPE).", "xiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "xiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (214) [system] string_concat(a, "xiom.  An axiom is an Atom of the form (: TERM TYPE).", _3452)
   Exit: (214) [system] string_concat(a, "xiom.  An axiom is an Atom of the form (: TERM TYPE).", "axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (213) [system] string_concat(' ', "axiom.  An axiom is an Atom of the form (: TERM TYPE).", _3448)
   Exit: (213) [system] string_concat(' ', "axiom.  An axiom is an Atom of the form (: TERM TYPE).", " axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), " axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (212) [system] string_concat(n, " axiom.  An axiom is an Atom of the form (: TERM TYPE).", _3444)
   Exit: (212) [system] string_concat(n, " axiom.  An axiom is an Atom of the form (: TERM TYPE).", "n axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "n axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (211) [system] string_concat(a, "n axiom.  An axiom is an Atom of the form (: TERM TYPE).", _3440)
   Exit: (211) [system] string_concat(a, "n axiom.  An axiom is an Atom of the form (: TERM TYPE).", "an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (210) [system] string_concat(' ', "an axiom.  An axiom is an Atom of the form (: TERM TYPE).", _3436)
   Exit: (210) [system] string_concat(' ', "an axiom.  An axiom is an Atom of the form (: TERM TYPE).", " an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), " an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (209) [system] string_concat(' ', " an axiom.  An axiom is an Atom of the form (: TERM TYPE).", _3432)
   Exit: (209) [system] string_concat(' ', " an axiom.  An axiom is an Atom of the form (: TERM TYPE).", "  an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), "  an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (208) [system] string_concat(' ', "  an axiom.  An axiom is an Atom of the form (: TERM TYPE).", _3428)
   Exit: (208) [system] string_concat(' ', "  an axiom.  An axiom is an Atom of the form (: TERM TYPE).", "   an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), "   an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (207) [system] string_concat(' ', "   an axiom.  An axiom is an Atom of the form (: TERM TYPE).", _3424)
   Exit: (207) [system] string_concat(' ', "   an axiom.  An axiom is an Atom of the form (: TERM TYPE).", "    an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "    an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (206) [system] string_concat(' ', "    an axiom.  An axiom is an Atom of the form (: TERM TYPE).", _3420)
   Exit: (206) [system] string_concat(' ', "    an axiom.  An axiom is an Atom of the form (: TERM TYPE).", "     an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "     an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (205) [system] string_concat(' ', "     an axiom.  An axiom is an Atom of the form (: TERM TYPE).", _3416)
   Exit: (205) [system] string_concat(' ', "     an axiom.  An axiom is an Atom of the form (: TERM TYPE).", "      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (204) [system] string_concat(;, "      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", _3412)
   Exit: (204) [system] string_concat(;, "      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", ";      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), ";      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (203) [system] string_concat(;, ";      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", _3408)
   Exit: (203) [system] string_concat(;, ";      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", ";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), ";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Call: (202) [user] assertz(metta_file_comment(37, 0, 1188, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$stream_position'(1188, 37, 0, 1188)))
^  Exit: (202) [user] assertz(metta_file_comment(37, 0, 1188, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$stream_position'(1188, 37, 0, 1188)))
^  Exit: (201) [user] read_comment((0x55798e5fad60))
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _256552)
   Exit: (202) [system] peek_char((0x55798e5fad60), ;)
   Call: (202) [system] (;)=(;)
   Exit: (202) [system] (;)=(;)
^  Call: (202) [user] read_comment((0x55798e5fad60))
^  Call: (203) [user] read_position((0x55798e5fad60), _261190, _261192, _261194, _261196)
   Call: (204) [system] stream_property((0x55798e5fad60), position(_261196))
   Call: (205) [system] nonvar((0x55798e5fad60))
   Exit: (205) [system] nonvar((0x55798e5fad60))
   Call: (205) [system] nonvar(position(_261196))
   Exit: (205) [system] nonvar(position(_261196))
   Exit: (204) [system] stream_property((0x55798e5fad60), position('$stream_position'(1254, 38, 0, 1254)))
   Call: (204) [$syspreds] stream_position_data(line_count, '$stream_position'(1254, 38, 0, 1254), _261190)
   Call: (205) [system] nonvar(line_count)
   Exit: (205) [system] nonvar(line_count)
   Call: (205) [$syspreds] stream_position_field(line_count, _270484)
   Exit: (205) [$syspreds] stream_position_field(line_count, 2)
   Call: (205) [system] arg(2, '$stream_position'(1254, 38, 0, 1254), _261190)
   Exit: (205) [system] arg(2, '$stream_position'(1254, 38, 0, 1254), 38)
   Exit: (204) [$syspreds] stream_position_data(line_count, '$stream_position'(1254, 38, 0, 1254), 38)
   Call: (204) [$syspreds] stream_position_data(line_position, '$stream_position'(1254, 38, 0, 1254), _261192)
   Call: (205) [system] nonvar(line_position)
   Exit: (205) [system] nonvar(line_position)
   Call: (205) [$syspreds] stream_position_field(line_position, _277918)
   Exit: (205) [$syspreds] stream_position_field(line_position, 3)
   Call: (205) [system] arg(3, '$stream_position'(1254, 38, 0, 1254), _261192)
   Exit: (205) [system] arg(3, '$stream_position'(1254, 38, 0, 1254), 0)
   Exit: (204) [$syspreds] stream_position_data(line_position, '$stream_position'(1254, 38, 0, 1254), 0)
   Call: (204) [$syspreds] stream_position_data(char_count, '$stream_position'(1254, 38, 0, 1254), _261194)
   Call: (205) [system] nonvar(char_count)
   Exit: (205) [system] nonvar(char_count)
   Call: (205) [$syspreds] stream_position_field(char_count, _285352)
   Exit: (205) [$syspreds] stream_position_field(char_count, 1)
   Call: (205) [system] arg(1, '$stream_position'(1254, 38, 0, 1254), _261194)
   Exit: (205) [system] arg(1, '$stream_position'(1254, 38, 0, 1254), 1254)
   Exit: (204) [$syspreds] stream_position_data(char_count, '$stream_position'(1254, 38, 0, 1254), 1254)
^  Exit: (203) [user] read_position((0x55798e5fad60), 38, 0, 1254, '$stream_position'(1254, 38, 0, 1254))
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _290946)
   Call: (204) [system] get_char((0x55798e5fad60), _291876)
   Exit: (204) [system] get_char((0x55798e5fad60), ;)
   Call: (204) [system] char_type(;, end_of_line)
   Fail: (204) [system] char_type(;, end_of_line)
   Call: (204) [system] (;)=end_of_file
   Fail: (204) [system] (;)=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _297446)
   Call: (205) [system] get_char((0x55798e5fad60), _298376)
   Exit: (205) [system] get_char((0x55798e5fad60), ;)
   Call: (205) [system] char_type(;, end_of_line)
   Fail: (205) [system] char_type(;, end_of_line)
   Call: (205) [system] (;)=end_of_file
   Fail: (205) [system] (;)=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _303946)
   Call: (206) [system] get_char((0x55798e5fad60), _304876)
   Exit: (206) [system] get_char((0x55798e5fad60), '\n')
   Call: (206) [system] char_type('\n', end_of_line)
   Exit: (206) [system] char_type('\n', end_of_line)
   Call: (206) [system] _303946=""
   Exit: (206) [system] ""=""
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "")
   Call: (205) [system] string_concat(;, "", _297446)
   Exit: (205) [system] string_concat(;, "", ";")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), ";")
   Call: (204) [system] string_concat(;, ";", _290946)
   Exit: (204) [system] string_concat(;, ";", ";;")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), ";;")
^  Call: (203) [user] assertz(metta_file_comment(38, 0, 1254, '$COMMENT'(";;", 38, 0), '$stream_position'(1254, 38, 0, 1254)))
^  Exit: (203) [user] assertz(metta_file_comment(38, 0, 1254, '$COMMENT'(";;", 38, 0), '$stream_position'(1254, 38, 0, 1254)))
^  Exit: (202) [user] read_comment((0x55798e5fad60))
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _320704)
   Exit: (203) [system] peek_char((0x55798e5fad60), ;)
   Call: (203) [system] (;)=(;)
   Exit: (203) [system] (;)=(;)
^  Call: (203) [user] read_comment((0x55798e5fad60))
^  Call: (204) [user] read_position((0x55798e5fad60), _325342, _325344, _325346, _325348)
   Call: (205) [system] stream_property((0x55798e5fad60), position(_325348))
   Call: (206) [system] nonvar((0x55798e5fad60))
   Exit: (206) [system] nonvar((0x55798e5fad60))
   Call: (206) [system] nonvar(position(_325348))
   Exit: (206) [system] nonvar(position(_325348))
   Exit: (205) [system] stream_property((0x55798e5fad60), position('$stream_position'(1257, 39, 0, 1257)))
   Call: (205) [$syspreds] stream_position_data(line_count, '$stream_position'(1257, 39, 0, 1257), _325342)
   Call: (206) [system] nonvar(line_count)
   Exit: (206) [system] nonvar(line_count)
   Call: (206) [$syspreds] stream_position_field(line_count, _334636)
   Exit: (206) [$syspreds] stream_position_field(line_count, 2)
   Call: (206) [system] arg(2, '$stream_position'(1257, 39, 0, 1257), _325342)
   Exit: (206) [system] arg(2, '$stream_position'(1257, 39, 0, 1257), 39)
   Exit: (205) [$syspreds] stream_position_data(line_count, '$stream_position'(1257, 39, 0, 1257), 39)
   Call: (205) [$syspreds] stream_position_data(line_position, '$stream_position'(1257, 39, 0, 1257), _325344)
   Call: (206) [system] nonvar(line_position)
   Exit: (206) [system] nonvar(line_position)
   Call: (206) [$syspreds] stream_position_field(line_position, _342070)
   Exit: (206) [$syspreds] stream_position_field(line_position, 3)
   Call: (206) [system] arg(3, '$stream_position'(1257, 39, 0, 1257), _325344)
   Exit: (206) [system] arg(3, '$stream_position'(1257, 39, 0, 1257), 0)
   Exit: (205) [$syspreds] stream_position_data(line_position, '$stream_position'(1257, 39, 0, 1257), 0)
   Call: (205) [$syspreds] stream_position_data(char_count, '$stream_position'(1257, 39, 0, 1257), _325346)
   Call: (206) [system] nonvar(char_count)
   Exit: (206) [system] nonvar(char_count)
   Call: (206) [$syspreds] stream_position_field(char_count, _349504)
   Exit: (206) [$syspreds] stream_position_field(char_count, 1)
   Call: (206) [system] arg(1, '$stream_position'(1257, 39, 0, 1257), _325346)
   Exit: (206) [system] arg(1, '$stream_position'(1257, 39, 0, 1257), 1257)
   Exit: (205) [$syspreds] stream_position_data(char_count, '$stream_position'(1257, 39, 0, 1257), 1257)
^  Exit: (204) [user] read_position((0x55798e5fad60), 39, 0, 1257, '$stream_position'(1257, 39, 0, 1257))
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _355098)
   Call: (205) [system] get_char((0x55798e5fad60), _356028)
   Exit: (205) [system] get_char((0x55798e5fad60), ;)
   Call: (205) [system] char_type(;, end_of_line)
   Fail: (205) [system] char_type(;, end_of_line)
   Call: (205) [system] (;)=end_of_file
   Fail: (205) [system] (;)=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _361598)
   Call: (206) [system] get_char((0x55798e5fad60), _362528)
   Exit: (206) [system] get_char((0x55798e5fad60), ;)
   Call: (206) [system] char_type(;, end_of_line)
   Fail: (206) [system] char_type(;, end_of_line)
   Call: (206) [system] (;)=end_of_file
   Fail: (206) [system] (;)=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _368098)
   Call: (207) [system] get_char((0x55798e5fad60), _369028)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
   Call: (207) [system] char_type(' ', end_of_line)
   Fail: (207) [system] char_type(' ', end_of_line)
   Call: (207) [system] ' '=end_of_file
   Fail: (207) [system] ' '=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _374598)
   Call: (208) [system] get_char((0x55798e5fad60), _375528)
   Exit: (208) [system] get_char((0x55798e5fad60), $)
   Call: (208) [system] char_type($, end_of_line)
   Fail: (208) [system] char_type($, end_of_line)
   Call: (208) [system] ($)=end_of_file
   Fail: (208) [system] ($)=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _381098)
   Call: (209) [system] get_char((0x55798e5fad60), _382028)
   Exit: (209) [system] get_char((0x55798e5fad60), r)
   Call: (209) [system] char_type(r, end_of_line)
   Fail: (209) [system] char_type(r, end_of_line)
   Call: (209) [system] r=end_of_file
   Fail: (209) [system] r=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _387598)
   Call: (210) [system] get_char((0x55798e5fad60), _388528)
   Exit: (210) [system] get_char((0x55798e5fad60), b)
   Call: (210) [system] char_type(b, end_of_line)
   Fail: (210) [system] char_type(b, end_of_line)
   Call: (210) [system] b=end_of_file
   Fail: (210) [system] b=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _394098)
   Call: (211) [system] get_char((0x55798e5fad60), _395028)
   Exit: (211) [system] get_char((0x55798e5fad60), :)
   Call: (211) [system] char_type(:, end_of_line)
   Fail: (211) [system] char_type(:, end_of_line)
   Call: (211) [system] (:)=end_of_file
   Fail: (211) [system] (:)=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _400598)
   Call: (212) [system] get_char((0x55798e5fad60), _401528)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
   Call: (212) [system] char_type(' ', end_of_line)
   Fail: (212) [system] char_type(' ', end_of_line)
   Call: (212) [system] ' '=end_of_file
   Fail: (212) [system] ' '=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _407098)
   Call: (213) [system] get_char((0x55798e5fad60), _408028)
   Exit: (213) [system] get_char((0x55798e5fad60), a)
   Call: (213) [system] char_type(a, end_of_line)
   Fail: (213) [system] char_type(a, end_of_line)
   Call: (213) [system] a=end_of_file
   Fail: (213) [system] a=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _413598)
   Call: (214) [system] get_char((0x55798e5fad60), _414528)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
   Call: (214) [system] char_type(' ', end_of_line)
   Fail: (214) [system] char_type(' ', end_of_line)
   Call: (214) [system] ' '=end_of_file
   Fail: (214) [system] ' '=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _420098)
   Call: (215) [system] get_char((0x55798e5fad60), _421028)
   Exit: (215) [system] get_char((0x55798e5fad60), n)
   Call: (215) [system] char_type(n, end_of_line)
   Fail: (215) [system] char_type(n, end_of_line)
   Call: (215) [system] n=end_of_file
   Fail: (215) [system] n=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _426598)
   Call: (216) [system] get_char((0x55798e5fad60), _427528)
   Exit: (216) [system] get_char((0x55798e5fad60), u)
   Call: (216) [system] char_type(u, end_of_line)
   Fail: (216) [system] char_type(u, end_of_line)
   Call: (216) [system] u=end_of_file
   Fail: (216) [system] u=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _433098)
   Call: (217) [system] get_char((0x55798e5fad60), _434028)
   Exit: (217) [system] get_char((0x55798e5fad60), l)
   Call: (217) [system] char_type(l, end_of_line)
   Fail: (217) [system] char_type(l, end_of_line)
   Call: (217) [system] l=end_of_file
   Fail: (217) [system] l=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _439598)
   Call: (218) [system] get_char((0x55798e5fad60), _440528)
   Exit: (218) [system] get_char((0x55798e5fad60), l)
   Call: (218) [system] char_type(l, end_of_line)
   Fail: (218) [system] char_type(l, end_of_line)
   Call: (218) [system] l=end_of_file
   Fail: (218) [system] l=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _446098)
   Call: (219) [system] get_char((0x55798e5fad60), _447028)
   Exit: (219) [system] get_char((0x55798e5fad60), a)
   Call: (219) [system] char_type(a, end_of_line)
   Fail: (219) [system] char_type(a, end_of_line)
   Call: (219) [system] a=end_of_file
   Fail: (219) [system] a=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _452598)
   Call: (220) [system] get_char((0x55798e5fad60), _453528)
   Exit: (220) [system] get_char((0x55798e5fad60), r)
   Call: (220) [system] char_type(r, end_of_line)
   Fail: (220) [system] char_type(r, end_of_line)
   Call: (220) [system] r=end_of_file
   Fail: (220) [system] r=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _459098)
   Call: (221) [system] get_char((0x55798e5fad60), _460028)
   Exit: (221) [system] get_char((0x55798e5fad60), y)
   Call: (221) [system] char_type(y, end_of_line)
   Fail: (221) [system] char_type(y, end_of_line)
   Call: (221) [system] y=end_of_file
   Fail: (221) [system] y=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _465598)
   Call: (222) [system] get_char((0x55798e5fad60), _466528)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
   Call: (222) [system] char_type(' ', end_of_line)
   Fail: (222) [system] char_type(' ', end_of_line)
   Call: (222) [system] ' '=end_of_file
   Fail: (222) [system] ' '=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _472098)
   Call: (223) [system] get_char((0x55798e5fad60), _473028)
   Exit: (223) [system] get_char((0x55798e5fad60), f)
   Call: (223) [system] char_type(f, end_of_line)
   Fail: (223) [system] char_type(f, end_of_line)
   Call: (223) [system] f=end_of_file
   Fail: (223) [system] f=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _478598)
   Call: (224) [system] get_char((0x55798e5fad60), _479528)
   Exit: (224) [system] get_char((0x55798e5fad60), u)
   Call: (224) [system] char_type(u, end_of_line)
   Fail: (224) [system] char_type(u, end_of_line)
   Call: (224) [system] u=end_of_file
   Fail: (224) [system] u=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _485098)
   Call: (225) [system] get_char((0x55798e5fad60), _486028)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] char_type(n, end_of_line)
   Fail: (225) [system] char_type(n, end_of_line)
   Call: (225) [system] n=end_of_file
   Fail: (225) [system] n=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _491598)
   Call: (226) [system] get_char((0x55798e5fad60), _492528)
   Exit: (226) [system] get_char((0x55798e5fad60), c)
   Call: (226) [system] char_type(c, end_of_line)
   Fail: (226) [system] char_type(c, end_of_line)
   Call: (226) [system] c=end_of_file
   Fail: (226) [system] c=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _498098)
   Call: (227) [system] get_char((0x55798e5fad60), _499028)
   Exit: (227) [system] get_char((0x55798e5fad60), t)
   Call: (227) [system] char_type(t, end_of_line)
   Fail: (227) [system] char_type(t, end_of_line)
   Call: (227) [system] t=end_of_file
   Fail: (227) [system] t=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _504598)
   Call: (228) [system] get_char((0x55798e5fad60), _505528)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] char_type(i, end_of_line)
   Fail: (228) [system] char_type(i, end_of_line)
   Call: (228) [system] i=end_of_file
   Fail: (228) [system] i=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _511098)
   Call: (229) [system] get_char((0x55798e5fad60), _512028)
   Exit: (229) [system] get_char((0x55798e5fad60), o)
   Call: (229) [system] char_type(o, end_of_line)
   Fail: (229) [system] char_type(o, end_of_line)
   Call: (229) [system] o=end_of_file
   Fail: (229) [system] o=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _517598)
   Call: (230) [system] get_char((0x55798e5fad60), _518528)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] char_type(n, end_of_line)
   Fail: (230) [system] char_type(n, end_of_line)
   Call: (230) [system] n=end_of_file
   Fail: (230) [system] n=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _524098)
   Call: (231) [system] get_char((0x55798e5fad60), _525028)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
   Call: (231) [system] char_type(' ', end_of_line)
   Fail: (231) [system] char_type(' ', end_of_line)
   Call: (231) [system] ' '=end_of_file
   Fail: (231) [system] ' '=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _530598)
   Call: (232) [system] get_char((0x55798e5fad60), _531528)
   Exit: (232) [system] get_char((0x55798e5fad60), t)
   Call: (232) [system] char_type(t, end_of_line)
   Fail: (232) [system] char_type(t, end_of_line)
   Call: (232) [system] t=end_of_file
   Fail: (232) [system] t=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _537098)
   Call: (233) [system] get_char((0x55798e5fad60), _538028)
   Exit: (233) [system] get_char((0x55798e5fad60), o)
   Call: (233) [system] char_type(o, end_of_line)
   Fail: (233) [system] char_type(o, end_of_line)
   Call: (233) [system] o=end_of_file
   Fail: (233) [system] o=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _543598)
   Call: (234) [system] get_char((0x55798e5fad60), _544528)
   Exit: (234) [system] get_char((0x55798e5fad60), ' ')
   Call: (234) [system] char_type(' ', end_of_line)
   Fail: (234) [system] char_type(' ', end_of_line)
   Call: (234) [system] ' '=end_of_file
   Fail: (234) [system] ' '=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _550098)
   Call: (235) [system] get_char((0x55798e5fad60), _551028)
   Exit: (235) [system] get_char((0x55798e5fad60), r)
   Call: (235) [system] char_type(r, end_of_line)
   Fail: (235) [system] char_type(r, end_of_line)
   Call: (235) [system] r=end_of_file
   Fail: (235) [system] r=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _556598)
   Call: (236) [system] get_char((0x55798e5fad60), _557528)
   Exit: (236) [system] get_char((0x55798e5fad60), u)
   Call: (236) [system] char_type(u, end_of_line)
   Fail: (236) [system] char_type(u, end_of_line)
   Call: (236) [system] u=end_of_file
   Fail: (236) [system] u=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _563098)
   Call: (237) [system] get_char((0x55798e5fad60), _564028)
   Exit: (237) [system] get_char((0x55798e5fad60), l)
   Call: (237) [system] char_type(l, end_of_line)
   Fail: (237) [system] char_type(l, end_of_line)
   Call: (237) [system] l=end_of_file
   Fail: (237) [system] l=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _569598)
   Call: (238) [system] get_char((0x55798e5fad60), _570528)
   Exit: (238) [system] get_char((0x55798e5fad60), e)
   Call: (238) [system] char_type(e, end_of_line)
   Fail: (238) [system] char_type(e, end_of_line)
   Call: (238) [system] e=end_of_file
   Fail: (238) [system] e=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _576098)
   Call: (239) [system] get_char((0x55798e5fad60), _577028)
   Exit: (239) [system] get_char((0x55798e5fad60), '\n')
   Call: (239) [system] char_type('\n', end_of_line)
   Exit: (239) [system] char_type('\n', end_of_line)
   Call: (239) [system] _576098=""
   Exit: (239) [system] ""=""
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), "")
   Call: (238) [system] string_concat(e, "", _569598)
   Exit: (238) [system] string_concat(e, "", "e")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), "e")
   Call: (237) [system] string_concat(l, "e", _563098)
   Exit: (237) [system] string_concat(l, "e", "le")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), "le")
   Call: (236) [system] string_concat(u, "le", _556598)
   Exit: (236) [system] string_concat(u, "le", "ule")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), "ule")
   Call: (235) [system] string_concat(r, "ule", _550098)
   Exit: (235) [system] string_concat(r, "ule", "rule")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), "rule")
   Call: (234) [system] string_concat(' ', "rule", _543598)
   Exit: (234) [system] string_concat(' ', "rule", " rule")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), " rule")
   Call: (233) [system] string_concat(o, " rule", _537098)
   Exit: (233) [system] string_concat(o, " rule", "o rule")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), "o rule")
   Call: (232) [system] string_concat(t, "o rule", _530598)
   Exit: (232) [system] string_concat(t, "o rule", "to rule")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "to rule")
   Call: (231) [system] string_concat(' ', "to rule", _524098)
   Exit: (231) [system] string_concat(' ', "to rule", " to rule")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), " to rule")
   Call: (230) [system] string_concat(n, " to rule", _517598)
   Exit: (230) [system] string_concat(n, " to rule", "n to rule")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), "n to rule")
   Call: (229) [system] string_concat(o, "n to rule", _511098)
   Exit: (229) [system] string_concat(o, "n to rule", "on to rule")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), "on to rule")
   Call: (228) [system] string_concat(i, "on to rule", _504598)
   Exit: (228) [system] string_concat(i, "on to rule", "ion to rule")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "ion to rule")
   Call: (227) [system] string_concat(t, "ion to rule", _498098)
   Exit: (227) [system] string_concat(t, "ion to rule", "tion to rule")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), "tion to rule")
   Call: (226) [system] string_concat(c, "tion to rule", _491598)
   Exit: (226) [system] string_concat(c, "tion to rule", "ction to rule")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), "ction to rule")
   Call: (225) [system] string_concat(n, "ction to rule", _485098)
   Exit: (225) [system] string_concat(n, "ction to rule", "nction to rule")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "nction to rule")
   Call: (224) [system] string_concat(u, "nction to rule", _478598)
   Exit: (224) [system] string_concat(u, "nction to rule", "unction to rule")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), "unction to rule")
   Call: (223) [system] string_concat(f, "unction to rule", _472098)
   Exit: (223) [system] string_concat(f, "unction to rule", "function to rule")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "function to rule")
   Call: (222) [system] string_concat(' ', "function to rule", _465598)
   Exit: (222) [system] string_concat(' ', "function to rule", " function to rule")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), " function to rule")
   Call: (221) [system] string_concat(y, " function to rule", _459098)
   Exit: (221) [system] string_concat(y, " function to rule", "y function to rule")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "y function to rule")
   Call: (220) [system] string_concat(r, "y function to rule", _452598)
   Exit: (220) [system] string_concat(r, "y function to rule", "ry function to rule")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "ry function to rule")
   Call: (219) [system] string_concat(a, "ry function to rule", _446098)
   Exit: (219) [system] string_concat(a, "ry function to rule", "ary function to rule")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "ary function to rule")
   Call: (218) [system] string_concat(l, "ary function to rule", _439598)
   Exit: (218) [system] string_concat(l, "ary function to rule", "lary function to rule")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "lary function to rule")
   Call: (217) [system] string_concat(l, "lary function to rule", _433098)
   Exit: (217) [system] string_concat(l, "lary function to rule", "llary function to rule")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "llary function to rule")
   Call: (216) [system] string_concat(u, "llary function to rule", _426598)
   Exit: (216) [system] string_concat(u, "llary function to rule", "ullary function to rule")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "ullary function to rule")
   Call: (215) [system] string_concat(n, "ullary function to rule", _420098)
   Exit: (215) [system] string_concat(n, "ullary function to rule", "nullary function to rule")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "nullary function to rule")
   Call: (214) [system] string_concat(' ', "nullary function to rule", _413598)
   Exit: (214) [system] string_concat(' ', "nullary function to rule", " nullary function to rule")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), " nullary function to rule")
   Call: (213) [system] string_concat(a, " nullary function to rule", _407098)
   Exit: (213) [system] string_concat(a, " nullary function to rule", "a nullary function to rule")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), "a nullary function to rule")
   Call: (212) [system] string_concat(' ', "a nullary function to rule", _400598)
   Exit: (212) [system] string_concat(' ', "a nullary function to rule", " a nullary function to rule")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), " a nullary function to rule")
   Call: (211) [system] string_concat(:, " a nullary function to rule", _394098)
   Exit: (211) [system] string_concat(:, " a nullary function to rule", ": a nullary function to rule")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), ": a nullary function to rule")
   Call: (210) [system] string_concat(b, ": a nullary function to rule", _387598)
   Exit: (210) [system] string_concat(b, ": a nullary function to rule", "b: a nullary function to rule")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), "b: a nullary function to rule")
   Call: (209) [system] string_concat(r, "b: a nullary function to rule", _381098)
   Exit: (209) [system] string_concat(r, "b: a nullary function to rule", "rb: a nullary function to rule")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), "rb: a nullary function to rule")
   Call: (208) [system] string_concat($, "rb: a nullary function to rule", _374598)
   Exit: (208) [system] string_concat($, "rb: a nullary function to rule", "$rb: a nullary function to rule")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), "$rb: a nullary function to rule")
   Call: (207) [system] string_concat(' ', "$rb: a nullary function to rule", _368098)
   Exit: (207) [system] string_concat(' ', "$rb: a nullary function to rule", " $rb: a nullary function to rule")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), " $rb: a nullary function to rule")
   Call: (206) [system] string_concat(;, " $rb: a nullary function to rule", _361598)
   Exit: (206) [system] string_concat(;, " $rb: a nullary function to rule", "; $rb: a nullary function to rule")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "; $rb: a nullary function to rule")
   Call: (205) [system] string_concat(;, "; $rb: a nullary function to rule", _355098)
   Exit: (205) [system] string_concat(;, "; $rb: a nullary function to rule", ";; $rb: a nullary function to rule")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), ";; $rb: a nullary function to rule")
^  Call: (204) [user] assertz(metta_file_comment(39, 0, 1257, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$stream_position'(1257, 39, 0, 1257)))
^  Exit: (204) [user] assertz(metta_file_comment(39, 0, 1257, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$stream_position'(1257, 39, 0, 1257)))
^  Exit: (203) [user] read_comment((0x55798e5fad60))
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _682520)
   Exit: (204) [system] peek_char((0x55798e5fad60), ;)
   Call: (204) [system] (;)=(;)
   Exit: (204) [system] (;)=(;)
^  Call: (204) [user] read_comment((0x55798e5fad60))
^  Call: (205) [user] read_position((0x55798e5fad60), _687158, _687160, _687162, _687164)
   Call: (206) [system] stream_property((0x55798e5fad60), position(_687164))
   Call: (207) [system] nonvar((0x55798e5fad60))
   Exit: (207) [system] nonvar((0x55798e5fad60))
   Call: (207) [system] nonvar(position(_687164))
   Exit: (207) [system] nonvar(position(_687164))
   Exit: (206) [system] stream_property((0x55798e5fad60), position('$stream_position'(1292, 40, 0, 1292)))
   Call: (206) [$syspreds] stream_position_data(line_count, '$stream_position'(1292, 40, 0, 1292), _687158)
   Call: (207) [system] nonvar(line_count)
   Exit: (207) [system] nonvar(line_count)
   Call: (207) [$syspreds] stream_position_field(line_count, _696452)
   Exit: (207) [$syspreds] stream_position_field(line_count, 2)
   Call: (207) [system] arg(2, '$stream_position'(1292, 40, 0, 1292), _687158)
   Exit: (207) [system] arg(2, '$stream_position'(1292, 40, 0, 1292), 40)
   Exit: (206) [$syspreds] stream_position_data(line_count, '$stream_position'(1292, 40, 0, 1292), 40)
   Call: (206) [$syspreds] stream_position_data(line_position, '$stream_position'(1292, 40, 0, 1292), _687160)
   Call: (207) [system] nonvar(line_position)
   Exit: (207) [system] nonvar(line_position)
   Call: (207) [$syspreds] stream_position_field(line_position, _703886)
   Exit: (207) [$syspreds] stream_position_field(line_position, 3)
   Call: (207) [system] arg(3, '$stream_position'(1292, 40, 0, 1292), _687160)
   Exit: (207) [system] arg(3, '$stream_position'(1292, 40, 0, 1292), 0)
   Exit: (206) [$syspreds] stream_position_data(line_position, '$stream_position'(1292, 40, 0, 1292), 0)
   Call: (206) [$syspreds] stream_position_data(char_count, '$stream_position'(1292, 40, 0, 1292), _687162)
   Call: (207) [system] nonvar(char_count)
   Exit: (207) [system] nonvar(char_count)
   Call: (207) [$syspreds] stream_position_field(char_count, _711320)
   Exit: (207) [$syspreds] stream_position_field(char_count, 1)
   Call: (207) [system] arg(1, '$stream_position'(1292, 40, 0, 1292), _687162)
   Exit: (207) [system] arg(1, '$stream_position'(1292, 40, 0, 1292), 1292)
   Exit: (206) [$syspreds] stream_position_data(char_count, '$stream_position'(1292, 40, 0, 1292), 1292)
^  Exit: (205) [user] read_position((0x55798e5fad60), 40, 0, 1292, '$stream_position'(1292, 40, 0, 1292))
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _716914)
   Call: (206) [system] get_char((0x55798e5fad60), _717844)
   Exit: (206) [system] get_char((0x55798e5fad60), ;)
   Call: (206) [system] char_type(;, end_of_line)
   Fail: (206) [system] char_type(;, end_of_line)
   Call: (206) [system] (;)=end_of_file
   Fail: (206) [system] (;)=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _723414)
   Call: (207) [system] get_char((0x55798e5fad60), _724344)
   Exit: (207) [system] get_char((0x55798e5fad60), ;)
   Call: (207) [system] char_type(;, end_of_line)
   Fail: (207) [system] char_type(;, end_of_line)
   Call: (207) [system] (;)=end_of_file
   Fail: (207) [system] (;)=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _729914)
   Call: (208) [system] get_char((0x55798e5fad60), _730844)
   Exit: (208) [system] get_char((0x55798e5fad60), '\t')
   Call: (208) [system] char_type('\t', end_of_line)
   Fail: (208) [system] char_type('\t', end_of_line)
   Call: (208) [system] '\t'=end_of_file
   Fail: (208) [system] '\t'=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _736414)
   Call: (209) [system] get_char((0x55798e5fad60), _737344)
   Exit: (209) [system] get_char((0x55798e5fad60), '\t')
   Call: (209) [system] char_type('\t', end_of_line)
   Fail: (209) [system] char_type('\t', end_of_line)
   Call: (209) [system] '\t'=end_of_file
   Fail: (209) [system] '\t'=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _742914)
   Call: (210) [system] get_char((0x55798e5fad60), _743844)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
   Call: (210) [system] char_type(' ', end_of_line)
   Fail: (210) [system] char_type(' ', end_of_line)
   Call: (210) [system] ' '=end_of_file
   Fail: (210) [system] ' '=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _749414)
   Call: (211) [system] get_char((0x55798e5fad60), _750344)
   Exit: (211) [system] get_char((0x55798e5fad60), t)
   Call: (211) [system] char_type(t, end_of_line)
   Fail: (211) [system] char_type(t, end_of_line)
   Call: (211) [system] t=end_of_file
   Fail: (211) [system] t=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _755914)
   Call: (212) [system] get_char((0x55798e5fad60), _756844)
   Exit: (212) [system] get_char((0x55798e5fad60), o)
   Call: (212) [system] char_type(o, end_of_line)
   Fail: (212) [system] char_type(o, end_of_line)
   Call: (212) [system] o=end_of_file
   Fail: (212) [system] o=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _762414)
   Call: (213) [system] get_char((0x55798e5fad60), _763344)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
   Call: (213) [system] char_type(' ', end_of_line)
   Fail: (213) [system] char_type(' ', end_of_line)
   Call: (213) [system] ' '=end_of_file
   Fail: (213) [system] ' '=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _768914)
   Call: (214) [system] get_char((0x55798e5fad60), _769844)
   Exit: (214) [system] get_char((0x55798e5fad60), n)
   Call: (214) [system] char_type(n, end_of_line)
   Fail: (214) [system] char_type(n, end_of_line)
   Call: (214) [system] n=end_of_file
   Fail: (214) [system] n=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _775414)
   Call: (215) [system] get_char((0x55798e5fad60), _776344)
   Exit: (215) [system] get_char((0x55798e5fad60), o)
   Call: (215) [system] char_type(o, end_of_line)
   Fail: (215) [system] char_type(o, end_of_line)
   Call: (215) [system] o=end_of_file
   Fail: (215) [system] o=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _781914)
   Call: (216) [system] get_char((0x55798e5fad60), _782844)
   Exit: (216) [system] get_char((0x55798e5fad60), n)
   Call: (216) [system] char_type(n, end_of_line)
   Fail: (216) [system] char_type(n, end_of_line)
   Call: (216) [system] n=end_of_file
   Fail: (216) [system] n=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _788414)
   Call: (217) [system] get_char((0x55798e5fad60), _789344)
   Exit: (217) [system] get_char((0x55798e5fad60), -)
   Call: (217) [system] char_type(-, end_of_line)
   Fail: (217) [system] char_type(-, end_of_line)
   Call: (217) [system] (-)=end_of_file
   Fail: (217) [system] (-)=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _794914)
   Call: (218) [system] get_char((0x55798e5fad60), _795844)
   Exit: (218) [system] get_char((0x55798e5fad60), d)
   Call: (218) [system] char_type(d, end_of_line)
   Fail: (218) [system] char_type(d, end_of_line)
   Call: (218) [system] d=end_of_file
   Fail: (218) [system] d=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _801414)
   Call: (219) [system] get_char((0x55798e5fad60), _802344)
   Exit: (219) [system] get_char((0x55798e5fad60), e)
   Call: (219) [system] char_type(e, end_of_line)
   Fail: (219) [system] char_type(e, end_of_line)
   Call: (219) [system] e=end_of_file
   Fail: (219) [system] e=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _807914)
   Call: (220) [system] get_char((0x55798e5fad60), _808844)
   Exit: (220) [system] get_char((0x55798e5fad60), t)
   Call: (220) [system] char_type(t, end_of_line)
   Fail: (220) [system] char_type(t, end_of_line)
   Call: (220) [system] t=end_of_file
   Fail: (220) [system] t=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _814414)
   Call: (221) [system] get_char((0x55798e5fad60), _815344)
   Exit: (221) [system] get_char((0x55798e5fad60), e)
   Call: (221) [system] char_type(e, end_of_line)
   Fail: (221) [system] char_type(e, end_of_line)
   Call: (221) [system] e=end_of_file
   Fail: (221) [system] e=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _820914)
   Call: (222) [system] get_char((0x55798e5fad60), _821844)
   Exit: (222) [system] get_char((0x55798e5fad60), r)
   Call: (222) [system] char_type(r, end_of_line)
   Fail: (222) [system] char_type(r, end_of_line)
   Call: (222) [system] r=end_of_file
   Fail: (222) [system] r=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _827414)
   Call: (223) [system] get_char((0x55798e5fad60), _828344)
   Exit: (223) [system] get_char((0x55798e5fad60), m)
   Call: (223) [system] char_type(m, end_of_line)
   Fail: (223) [system] char_type(m, end_of_line)
   Call: (223) [system] m=end_of_file
   Fail: (223) [system] m=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _833914)
   Call: (224) [system] get_char((0x55798e5fad60), _834844)
   Exit: (224) [system] get_char((0x55798e5fad60), i)
   Call: (224) [system] char_type(i, end_of_line)
   Fail: (224) [system] char_type(i, end_of_line)
   Call: (224) [system] i=end_of_file
   Fail: (224) [system] i=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _840414)
   Call: (225) [system] get_char((0x55798e5fad60), _841344)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] char_type(n, end_of_line)
   Fail: (225) [system] char_type(n, end_of_line)
   Call: (225) [system] n=end_of_file
   Fail: (225) [system] n=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _846914)
   Call: (226) [system] get_char((0x55798e5fad60), _847844)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] char_type(i, end_of_line)
   Fail: (226) [system] char_type(i, end_of_line)
   Call: (226) [system] i=end_of_file
   Fail: (226) [system] i=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _853414)
   Call: (227) [system] get_char((0x55798e5fad60), _854344)
   Exit: (227) [system] get_char((0x55798e5fad60), s)
   Call: (227) [system] char_type(s, end_of_line)
   Fail: (227) [system] char_type(s, end_of_line)
   Call: (227) [system] s=end_of_file
   Fail: (227) [system] s=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _859914)
   Call: (228) [system] get_char((0x55798e5fad60), _860844)
   Exit: (228) [system] get_char((0x55798e5fad60), t)
   Call: (228) [system] char_type(t, end_of_line)
   Fail: (228) [system] char_type(t, end_of_line)
   Call: (228) [system] t=end_of_file
   Fail: (228) [system] t=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _866414)
   Call: (229) [system] get_char((0x55798e5fad60), _867344)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] char_type(i, end_of_line)
   Fail: (229) [system] char_type(i, end_of_line)
   Call: (229) [system] i=end_of_file
   Fail: (229) [system] i=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _872914)
   Call: (230) [system] get_char((0x55798e5fad60), _873844)
   Exit: (230) [system] get_char((0x55798e5fad60), c)
   Call: (230) [system] char_type(c, end_of_line)
   Fail: (230) [system] char_type(c, end_of_line)
   Call: (230) [system] c=end_of_file
   Fail: (230) [system] c=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _879414)
   Call: (231) [system] get_char((0x55798e5fad60), _880344)
   Exit: (231) [system] get_char((0x55798e5fad60), a)
   Call: (231) [system] char_type(a, end_of_line)
   Fail: (231) [system] char_type(a, end_of_line)
   Call: (231) [system] a=end_of_file
   Fail: (231) [system] a=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _885914)
   Call: (232) [system] get_char((0x55798e5fad60), _886844)
   Exit: (232) [system] get_char((0x55798e5fad60), l)
   Call: (232) [system] char_type(l, end_of_line)
   Fail: (232) [system] char_type(l, end_of_line)
   Call: (232) [system] l=end_of_file
   Fail: (232) [system] l=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _892414)
   Call: (233) [system] get_char((0x55798e5fad60), _893344)
   Exit: (233) [system] get_char((0x55798e5fad60), l)
   Call: (233) [system] char_type(l, end_of_line)
   Fail: (233) [system] char_type(l, end_of_line)
   Call: (233) [system] l=end_of_file
   Fail: (233) [system] l=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _898914)
   Call: (234) [system] get_char((0x55798e5fad60), _899844)
   Exit: (234) [system] get_char((0x55798e5fad60), y)
   Call: (234) [system] char_type(y, end_of_line)
   Fail: (234) [system] char_type(y, end_of_line)
   Call: (234) [system] y=end_of_file
   Fail: (234) [system] y=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _905414)
   Call: (235) [system] get_char((0x55798e5fad60), _906344)
   Exit: (235) [system] get_char((0x55798e5fad60), ' ')
   Call: (235) [system] char_type(' ', end_of_line)
   Fail: (235) [system] char_type(' ', end_of_line)
   Call: (235) [system] ' '=end_of_file
   Fail: (235) [system] ' '=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _911914)
   Call: (236) [system] get_char((0x55798e5fad60), _912844)
   Exit: (236) [system] get_char((0x55798e5fad60), p)
   Call: (236) [system] char_type(p, end_of_line)
   Fail: (236) [system] char_type(p, end_of_line)
   Call: (236) [system] p=end_of_file
   Fail: (236) [system] p=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _918414)
   Call: (237) [system] get_char((0x55798e5fad60), _919344)
   Exit: (237) [system] get_char((0x55798e5fad60), i)
   Call: (237) [system] char_type(i, end_of_line)
   Fail: (237) [system] char_type(i, end_of_line)
   Call: (237) [system] i=end_of_file
   Fail: (237) [system] i=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _924914)
   Call: (238) [system] get_char((0x55798e5fad60), _925844)
   Exit: (238) [system] get_char((0x55798e5fad60), c)
   Call: (238) [system] char_type(c, end_of_line)
   Fail: (238) [system] char_type(c, end_of_line)
   Call: (238) [system] c=end_of_file
   Fail: (238) [system] c=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _931414)
   Call: (239) [system] get_char((0x55798e5fad60), _932344)
   Exit: (239) [system] get_char((0x55798e5fad60), k)
   Call: (239) [system] char_type(k, end_of_line)
   Fail: (239) [system] char_type(k, end_of_line)
   Call: (239) [system] k=end_of_file
   Fail: (239) [system] k=end_of_file
^  Call: (239) [user] read_until_eol((0x55798e5fad60), _937914)
   Call: (240) [system] get_char((0x55798e5fad60), _938844)
   Exit: (240) [system] get_char((0x55798e5fad60), ' ')
   Call: (240) [system] char_type(' ', end_of_line)
   Fail: (240) [system] char_type(' ', end_of_line)
   Call: (240) [system] ' '=end_of_file
   Fail: (240) [system] ' '=end_of_file
^  Call: (240) [user] read_until_eol((0x55798e5fad60), _944414)
   Call: (241) [system] get_char((0x55798e5fad60), _945344)
   Exit: (241) [system] get_char((0x55798e5fad60), u)
   Call: (241) [system] char_type(u, end_of_line)
   Fail: (241) [system] char_type(u, end_of_line)
   Call: (241) [system] u=end_of_file
   Fail: (241) [system] u=end_of_file
^  Call: (241) [user] read_until_eol((0x55798e5fad60), _950914)
   Call: (242) [system] get_char((0x55798e5fad60), _951844)
   Exit: (242) [system] get_char((0x55798e5fad60), p)
   Call: (242) [system] char_type(p, end_of_line)
   Fail: (242) [system] char_type(p, end_of_line)
   Call: (242) [system] p=end_of_file
   Fail: (242) [system] p=end_of_file
^  Call: (242) [user] read_until_eol((0x55798e5fad60), _957414)
   Call: (243) [system] get_char((0x55798e5fad60), _958344)
   Exit: (243) [system] get_char((0x55798e5fad60), ' ')
   Call: (243) [system] char_type(' ', end_of_line)
   Fail: (243) [system] char_type(' ', end_of_line)
   Call: (243) [system] ' '=end_of_file
   Fail: (243) [system] ' '=end_of_file
^  Call: (243) [user] read_until_eol((0x55798e5fad60), _963914)
   Call: (244) [system] get_char((0x55798e5fad60), _964844)
   Exit: (244) [system] get_char((0x55798e5fad60), a)
   Call: (244) [system] char_type(a, end_of_line)
   Fail: (244) [system] char_type(a, end_of_line)
   Call: (244) [system] a=end_of_file
   Fail: (244) [system] a=end_of_file
^  Call: (244) [user] read_until_eol((0x55798e5fad60), _970414)
   Call: (245) [system] get_char((0x55798e5fad60), _971344)
   Exit: (245) [system] get_char((0x55798e5fad60), '\n')
   Call: (245) [system] char_type('\n', end_of_line)
   Exit: (245) [system] char_type('\n', end_of_line)
   Call: (245) [system] _970414=""
   Exit: (245) [system] ""=""
^  Exit: (244) [user] read_until_eol((0x55798e5fad60), "")
   Call: (244) [system] string_concat(a, "", _963914)
   Exit: (244) [system] string_concat(a, "", "a")
^  Exit: (243) [user] read_until_eol((0x55798e5fad60), "a")
   Call: (243) [system] string_concat(' ', "a", _957414)
   Exit: (243) [system] string_concat(' ', "a", " a")
^  Exit: (242) [user] read_until_eol((0x55798e5fad60), " a")
   Call: (242) [system] string_concat(p, " a", _950914)
   Exit: (242) [system] string_concat(p, " a", "p a")
^  Exit: (241) [user] read_until_eol((0x55798e5fad60), "p a")
   Call: (241) [system] string_concat(u, "p a", _944414)
   Exit: (241) [system] string_concat(u, "p a", "up a")
^  Exit: (240) [user] read_until_eol((0x55798e5fad60), "up a")
   Call: (240) [system] string_concat(' ', "up a", _937914)
   Exit: (240) [system] string_concat(' ', "up a", " up a")
^  Exit: (239) [user] read_until_eol((0x55798e5fad60), " up a")
   Call: (239) [system] string_concat(k, " up a", _931414)
   Exit: (239) [system] string_concat(k, " up a", "k up a")
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), "k up a")
   Call: (238) [system] string_concat(c, "k up a", _924914)
   Exit: (238) [system] string_concat(c, "k up a", "ck up a")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), "ck up a")
   Call: (237) [system] string_concat(i, "ck up a", _918414)
   Exit: (237) [system] string_concat(i, "ck up a", "ick up a")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), "ick up a")
   Call: (236) [system] string_concat(p, "ick up a", _911914)
   Exit: (236) [system] string_concat(p, "ick up a", "pick up a")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), "pick up a")
   Call: (235) [system] string_concat(' ', "pick up a", _905414)
   Exit: (235) [system] string_concat(' ', "pick up a", " pick up a")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), " pick up a")
   Call: (234) [system] string_concat(y, " pick up a", _898914)
   Exit: (234) [system] string_concat(y, " pick up a", "y pick up a")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "y pick up a")
   Call: (233) [system] string_concat(l, "y pick up a", _892414)
   Exit: (233) [system] string_concat(l, "y pick up a", "ly pick up a")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), "ly pick up a")
   Call: (232) [system] string_concat(l, "ly pick up a", _885914)
   Exit: (232) [system] string_concat(l, "ly pick up a", "lly pick up a")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "lly pick up a")
   Call: (231) [system] string_concat(a, "lly pick up a", _879414)
   Exit: (231) [system] string_concat(a, "lly pick up a", "ally pick up a")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), "ally pick up a")
   Call: (230) [system] string_concat(c, "ally pick up a", _872914)
   Exit: (230) [system] string_concat(c, "ally pick up a", "cally pick up a")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), "cally pick up a")
   Call: (229) [system] string_concat(i, "cally pick up a", _866414)
   Exit: (229) [system] string_concat(i, "cally pick up a", "ically pick up a")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), "ically pick up a")
   Call: (228) [system] string_concat(t, "ically pick up a", _859914)
   Exit: (228) [system] string_concat(t, "ically pick up a", "tically pick up a")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "tically pick up a")
   Call: (227) [system] string_concat(s, "tically pick up a", _853414)
   Exit: (227) [system] string_concat(s, "tically pick up a", "stically pick up a")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), "stically pick up a")
   Call: (226) [system] string_concat(i, "stically pick up a", _846914)
   Exit: (226) [system] string_concat(i, "stically pick up a", "istically pick up a")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), "istically pick up a")
   Call: (225) [system] string_concat(n, "istically pick up a", _840414)
   Exit: (225) [system] string_concat(n, "istically pick up a", "nistically pick up a")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "nistically pick up a")
   Call: (224) [system] string_concat(i, "nistically pick up a", _833914)
   Exit: (224) [system] string_concat(i, "nistically pick up a", "inistically pick up a")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), "inistically pick up a")
   Call: (223) [system] string_concat(m, "inistically pick up a", _827414)
   Exit: (223) [system] string_concat(m, "inistically pick up a", "ministically pick up a")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "ministically pick up a")
   Call: (222) [system] string_concat(r, "ministically pick up a", _820914)
   Exit: (222) [system] string_concat(r, "ministically pick up a", "rministically pick up a")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "rministically pick up a")
   Call: (221) [system] string_concat(e, "rministically pick up a", _814414)
   Exit: (221) [system] string_concat(e, "rministically pick up a", "erministically pick up a")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "erministically pick up a")
   Call: (220) [system] string_concat(t, "erministically pick up a", _807914)
   Exit: (220) [system] string_concat(t, "erministically pick up a", "terministically pick up a")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "terministically pick up a")
   Call: (219) [system] string_concat(e, "terministically pick up a", _801414)
   Exit: (219) [system] string_concat(e, "terministically pick up a", "eterministically pick up a")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "eterministically pick up a")
   Call: (218) [system] string_concat(d, "eterministically pick up a", _794914)
   Exit: (218) [system] string_concat(d, "eterministically pick up a", "deterministically pick up a")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "deterministically pick up a")
   Call: (217) [system] string_concat(-, "deterministically pick up a", _788414)
   Exit: (217) [system] string_concat(-, "deterministically pick up a", "-deterministically pick up a")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "-deterministically pick up a")
   Call: (216) [system] string_concat(n, "-deterministically pick up a", _781914)
   Exit: (216) [system] string_concat(n, "-deterministically pick up a", "n-deterministically pick up a")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "n-deterministically pick up a")
   Call: (215) [system] string_concat(o, "n-deterministically pick up a", _775414)
   Exit: (215) [system] string_concat(o, "n-deterministically pick up a", "on-deterministically pick up a")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "on-deterministically pick up a")
   Call: (214) [system] string_concat(n, "on-deterministically pick up a", _768914)
   Exit: (214) [system] string_concat(n, "on-deterministically pick up a", "non-deterministically pick up a")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "non-deterministically pick up a")
   Call: (213) [system] string_concat(' ', "non-deterministically pick up a", _762414)
   Exit: (213) [system] string_concat(' ', "non-deterministically pick up a", " non-deterministically pick up a")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), " non-deterministically pick up a")
   Call: (212) [system] string_concat(o, " non-deterministically pick up a", _755914)
   Exit: (212) [system] string_concat(o, " non-deterministically pick up a", "o non-deterministically pick up a")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "o non-deterministically pick up a")
   Call: (211) [system] string_concat(t, "o non-deterministically pick up a", _749414)
   Exit: (211) [system] string_concat(t, "o non-deterministically pick up a", "to non-deterministically pick up a")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "to non-deterministically pick up a")
   Call: (210) [system] string_concat(' ', "to non-deterministically pick up a", _742914)
   Exit: (210) [system] string_concat(' ', "to non-deterministically pick up a", " to non-deterministically pick up a")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), " to non-deterministically pick up a")
   Call: (209) [system] string_concat('\t', " to non-deterministically pick up a", _736414)
   Exit: (209) [system] string_concat('\t', " to non-deterministically pick up a", "\t to non-deterministically pick up a")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), "\t to non-deterministically pick up a")
   Call: (208) [system] string_concat('\t', "\t to non-deterministically pick up a", _729914)
   Exit: (208) [system] string_concat('\t', "\t to non-deterministically pick up a", "\t\t to non-deterministically pick up a")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), "\t\t to non-deterministically pick up a")
   Call: (207) [system] string_concat(;, "\t\t to non-deterministically pick up a", _723414)
   Exit: (207) [system] string_concat(;, "\t\t to non-deterministically pick up a", ";\t\t to non-deterministically pick up a")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), ";\t\t to non-deterministically pick up a")
   Call: (206) [system] string_concat(;, ";\t\t to non-deterministically pick up a", _716914)
   Exit: (206) [system] string_concat(;, ";\t\t to non-deterministically pick up a", ";;\t\t to non-deterministically pick up a")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), ";;\t\t to non-deterministically pick up a")
^  Call: (205) [user] assertz(metta_file_comment(40, 0, 1292, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$stream_position'(1292, 40, 0, 1292)))
^  Exit: (205) [user] assertz(metta_file_comment(40, 0, 1292, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$stream_position'(1292, 40, 0, 1292)))
^  Exit: (204) [user] read_comment((0x55798e5fad60))
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1090868)
   Exit: (205) [system] peek_char((0x55798e5fad60), ;)
   Call: (205) [system] (;)=(;)
   Exit: (205) [system] (;)=(;)
^  Call: (205) [user] read_comment((0x55798e5fad60))
^  Call: (206) [user] read_position((0x55798e5fad60), _1095506, _1095508, _1095510, _1095512)
   Call: (207) [system] stream_property((0x55798e5fad60), position(_1095512))
   Call: (208) [system] nonvar((0x55798e5fad60))
   Exit: (208) [system] nonvar((0x55798e5fad60))
   Call: (208) [system] nonvar(position(_1095512))
   Exit: (208) [system] nonvar(position(_1095512))
   Exit: (207) [system] stream_property((0x55798e5fad60), position('$stream_position'(1332, 41, 0, 1332)))
   Call: (207) [$syspreds] stream_position_data(line_count, '$stream_position'(1332, 41, 0, 1332), _1095506)
   Call: (208) [system] nonvar(line_count)
   Exit: (208) [system] nonvar(line_count)
   Call: (208) [$syspreds] stream_position_field(line_count, _1104800)
   Exit: (208) [$syspreds] stream_position_field(line_count, 2)
   Call: (208) [system] arg(2, '$stream_position'(1332, 41, 0, 1332), _1095506)
   Exit: (208) [system] arg(2, '$stream_position'(1332, 41, 0, 1332), 41)
   Exit: (207) [$syspreds] stream_position_data(line_count, '$stream_position'(1332, 41, 0, 1332), 41)
   Call: (207) [$syspreds] stream_position_data(line_position, '$stream_position'(1332, 41, 0, 1332), _1095508)
   Call: (208) [system] nonvar(line_position)
   Exit: (208) [system] nonvar(line_position)
   Call: (208) [$syspreds] stream_position_field(line_position, _1112234)
   Exit: (208) [$syspreds] stream_position_field(line_position, 3)
   Call: (208) [system] arg(3, '$stream_position'(1332, 41, 0, 1332), _1095508)
   Exit: (208) [system] arg(3, '$stream_position'(1332, 41, 0, 1332), 0)
   Exit: (207) [$syspreds] stream_position_data(line_position, '$stream_position'(1332, 41, 0, 1332), 0)
   Call: (207) [$syspreds] stream_position_data(char_count, '$stream_position'(1332, 41, 0, 1332), _1095510)
   Call: (208) [system] nonvar(char_count)
   Exit: (208) [system] nonvar(char_count)
   Call: (208) [$syspreds] stream_position_field(char_count, _1119668)
   Exit: (208) [$syspreds] stream_position_field(char_count, 1)
   Call: (208) [system] arg(1, '$stream_position'(1332, 41, 0, 1332), _1095510)
   Exit: (208) [system] arg(1, '$stream_position'(1332, 41, 0, 1332), 1332)
   Exit: (207) [$syspreds] stream_position_data(char_count, '$stream_position'(1332, 41, 0, 1332), 1332)
^  Exit: (206) [user] read_position((0x55798e5fad60), 41, 0, 1332, '$stream_position'(1332, 41, 0, 1332))
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _1125262)
   Call: (207) [system] get_char((0x55798e5fad60), _1126192)
   Exit: (207) [system] get_char((0x55798e5fad60), ;)
   Call: (207) [system] char_type(;, end_of_line)
   Fail: (207) [system] char_type(;, end_of_line)
   Call: (207) [system] (;)=end_of_file
   Fail: (207) [system] (;)=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _1131762)
   Call: (208) [system] get_char((0x55798e5fad60), _1132692)
   Exit: (208) [system] get_char((0x55798e5fad60), ;)
   Call: (208) [system] char_type(;, end_of_line)
   Fail: (208) [system] char_type(;, end_of_line)
   Call: (208) [system] (;)=end_of_file
   Fail: (208) [system] (;)=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _1138262)
   Call: (209) [system] get_char((0x55798e5fad60), _1139192)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
   Call: (209) [system] char_type(' ', end_of_line)
   Fail: (209) [system] char_type(' ', end_of_line)
   Call: (209) [system] ' '=end_of_file
   Fail: (209) [system] ' '=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _1144762)
   Call: (210) [system] get_char((0x55798e5fad60), _1145692)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
   Call: (210) [system] char_type(' ', end_of_line)
   Fail: (210) [system] char_type(' ', end_of_line)
   Call: (210) [system] ' '=end_of_file
   Fail: (210) [system] ' '=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _1151262)
   Call: (211) [system] get_char((0x55798e5fad60), _1152192)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
   Call: (211) [system] char_type(' ', end_of_line)
   Fail: (211) [system] char_type(' ', end_of_line)
   Call: (211) [system] ' '=end_of_file
   Fail: (211) [system] ' '=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _1157762)
   Call: (212) [system] get_char((0x55798e5fad60), _1158692)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
   Call: (212) [system] char_type(' ', end_of_line)
   Fail: (212) [system] char_type(' ', end_of_line)
   Call: (212) [system] ' '=end_of_file
   Fail: (212) [system] ' '=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _1164262)
   Call: (213) [system] get_char((0x55798e5fad60), _1165192)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
   Call: (213) [system] char_type(' ', end_of_line)
   Fail: (213) [system] char_type(' ', end_of_line)
   Call: (213) [system] ' '=end_of_file
   Fail: (213) [system] ' '=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _1170762)
   Call: (214) [system] get_char((0x55798e5fad60), _1171692)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
   Call: (214) [system] char_type(' ', end_of_line)
   Fail: (214) [system] char_type(' ', end_of_line)
   Call: (214) [system] ' '=end_of_file
   Fail: (214) [system] ' '=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _1177262)
   Call: (215) [system] get_char((0x55798e5fad60), _1178192)
   Exit: (215) [system] get_char((0x55798e5fad60), r)
   Call: (215) [system] char_type(r, end_of_line)
   Fail: (215) [system] char_type(r, end_of_line)
   Call: (215) [system] r=end_of_file
   Fail: (215) [system] r=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _1183762)
   Call: (216) [system] get_char((0x55798e5fad60), _1184692)
   Exit: (216) [system] get_char((0x55798e5fad60), u)
   Call: (216) [system] char_type(u, end_of_line)
   Fail: (216) [system] char_type(u, end_of_line)
   Call: (216) [system] u=end_of_file
   Fail: (216) [system] u=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _1190262)
   Call: (217) [system] get_char((0x55798e5fad60), _1191192)
   Exit: (217) [system] get_char((0x55798e5fad60), l)
   Call: (217) [system] char_type(l, end_of_line)
   Fail: (217) [system] char_type(l, end_of_line)
   Call: (217) [system] l=end_of_file
   Fail: (217) [system] l=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _1196762)
   Call: (218) [system] get_char((0x55798e5fad60), _1197692)
   Exit: (218) [system] get_char((0x55798e5fad60), e)
   Call: (218) [system] char_type(e, end_of_line)
   Fail: (218) [system] char_type(e, end_of_line)
   Call: (218) [system] e=end_of_file
   Fail: (218) [system] e=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _1203262)
   Call: (219) [system] get_char((0x55798e5fad60), _1204192)
   Exit: (219) [system] get_char((0x55798e5fad60), '.')
   Call: (219) [system] char_type('.', end_of_line)
   Fail: (219) [system] char_type('.', end_of_line)
   Call: (219) [system] ('.')=end_of_file
   Fail: (219) [system] ('.')=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _1209762)
   Call: (220) [system] get_char((0x55798e5fad60), _1210692)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
   Call: (220) [system] char_type(' ', end_of_line)
   Fail: (220) [system] char_type(' ', end_of_line)
   Call: (220) [system] ' '=end_of_file
   Fail: (220) [system] ' '=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _1216262)
   Call: (221) [system] get_char((0x55798e5fad60), _1217192)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
   Call: (221) [system] char_type(' ', end_of_line)
   Fail: (221) [system] char_type(' ', end_of_line)
   Call: (221) [system] ' '=end_of_file
   Fail: (221) [system] ' '=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _1222762)
   Call: (222) [system] get_char((0x55798e5fad60), _1223692)
   Exit: (222) [system] get_char((0x55798e5fad60), 'A')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _1229262)
   Call: (223) [system] get_char((0x55798e5fad60), _1230192)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
   Call: (223) [system] char_type(' ', end_of_line)
   Fail: (223) [system] char_type(' ', end_of_line)
   Call: (223) [system] ' '=end_of_file
   Fail: (223) [system] ' '=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _1235762)
   Call: (224) [system] get_char((0x55798e5fad60), _1236692)
   Exit: (224) [system] get_char((0x55798e5fad60), r)
   Call: (224) [system] char_type(r, end_of_line)
   Fail: (224) [system] char_type(r, end_of_line)
   Call: (224) [system] r=end_of_file
   Fail: (224) [system] r=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _1242262)
   Call: (225) [system] get_char((0x55798e5fad60), _1243192)
   Exit: (225) [system] get_char((0x55798e5fad60), u)
   Call: (225) [system] char_type(u, end_of_line)
   Fail: (225) [system] char_type(u, end_of_line)
   Call: (225) [system] u=end_of_file
   Fail: (225) [system] u=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _1248762)
   Call: (226) [system] get_char((0x55798e5fad60), _1249692)
   Exit: (226) [system] get_char((0x55798e5fad60), l)
   Call: (226) [system] char_type(l, end_of_line)
   Fail: (226) [system] char_type(l, end_of_line)
   Call: (226) [system] l=end_of_file
   Fail: (226) [system] l=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _1255262)
   Call: (227) [system] get_char((0x55798e5fad60), _1256192)
   Exit: (227) [system] get_char((0x55798e5fad60), e)
   Call: (227) [system] char_type(e, end_of_line)
   Fail: (227) [system] char_type(e, end_of_line)
   Call: (227) [system] e=end_of_file
   Fail: (227) [system] e=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _1261762)
   Call: (228) [system] get_char((0x55798e5fad60), _1262692)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
   Call: (228) [system] char_type(' ', end_of_line)
   Fail: (228) [system] char_type(' ', end_of_line)
   Call: (228) [system] ' '=end_of_file
   Fail: (228) [system] ' '=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _1268262)
   Call: (229) [system] get_char((0x55798e5fad60), _1269192)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] char_type(i, end_of_line)
   Fail: (229) [system] char_type(i, end_of_line)
   Call: (229) [system] i=end_of_file
   Fail: (229) [system] i=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _1274762)
   Call: (230) [system] get_char((0x55798e5fad60), _1275692)
   Exit: (230) [system] get_char((0x55798e5fad60), s)
   Call: (230) [system] char_type(s, end_of_line)
   Fail: (230) [system] char_type(s, end_of_line)
   Call: (230) [system] s=end_of_file
   Fail: (230) [system] s=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _1281262)
   Call: (231) [system] get_char((0x55798e5fad60), _1282192)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
   Call: (231) [system] char_type(' ', end_of_line)
   Fail: (231) [system] char_type(' ', end_of_line)
   Call: (231) [system] ' '=end_of_file
   Fail: (231) [system] ' '=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _1287762)
   Call: (232) [system] get_char((0x55798e5fad60), _1288692)
   Exit: (232) [system] get_char((0x55798e5fad60), a)
   Call: (232) [system] char_type(a, end_of_line)
   Fail: (232) [system] char_type(a, end_of_line)
   Call: (232) [system] a=end_of_file
   Fail: (232) [system] a=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _1294262)
   Call: (233) [system] get_char((0x55798e5fad60), _1295192)
   Exit: (233) [system] get_char((0x55798e5fad60), ' ')
   Call: (233) [system] char_type(' ', end_of_line)
   Fail: (233) [system] char_type(' ', end_of_line)
   Call: (233) [system] ' '=end_of_file
   Fail: (233) [system] ' '=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _1300762)
   Call: (234) [system] get_char((0x55798e5fad60), _1301692)
   Exit: (234) [system] get_char((0x55798e5fad60), f)
   Call: (234) [system] char_type(f, end_of_line)
   Fail: (234) [system] char_type(f, end_of_line)
   Call: (234) [system] f=end_of_file
   Fail: (234) [system] f=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _1307262)
   Call: (235) [system] get_char((0x55798e5fad60), _1308192)
   Exit: (235) [system] get_char((0x55798e5fad60), u)
   Call: (235) [system] char_type(u, end_of_line)
   Fail: (235) [system] char_type(u, end_of_line)
   Call: (235) [system] u=end_of_file
   Fail: (235) [system] u=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _1313762)
   Call: (236) [system] get_char((0x55798e5fad60), _1314692)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] char_type(n, end_of_line)
   Fail: (236) [system] char_type(n, end_of_line)
   Call: (236) [system] n=end_of_file
   Fail: (236) [system] n=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _1320262)
   Call: (237) [system] get_char((0x55798e5fad60), _1321192)
   Exit: (237) [system] get_char((0x55798e5fad60), c)
   Call: (237) [system] char_type(c, end_of_line)
   Fail: (237) [system] char_type(c, end_of_line)
   Call: (237) [system] c=end_of_file
   Fail: (237) [system] c=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _1326762)
   Call: (238) [system] get_char((0x55798e5fad60), _1327692)
   Exit: (238) [system] get_char((0x55798e5fad60), t)
   Call: (238) [system] char_type(t, end_of_line)
   Fail: (238) [system] char_type(t, end_of_line)
   Call: (238) [system] t=end_of_file
   Fail: (238) [system] t=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _1333262)
   Call: (239) [system] get_char((0x55798e5fad60), _1334192)
   Exit: (239) [system] get_char((0x55798e5fad60), i)
   Call: (239) [system] char_type(i, end_of_line)
   Fail: (239) [system] char_type(i, end_of_line)
   Call: (239) [system] i=end_of_file
   Fail: (239) [system] i=end_of_file
^  Call: (239) [user] read_until_eol((0x55798e5fad60), _1339762)
   Call: (240) [system] get_char((0x55798e5fad60), _1340692)
   Exit: (240) [system] get_char((0x55798e5fad60), o)
   Call: (240) [system] char_type(o, end_of_line)
   Fail: (240) [system] char_type(o, end_of_line)
   Call: (240) [system] o=end_of_file
   Fail: (240) [system] o=end_of_file
^  Call: (240) [user] read_until_eol((0x55798e5fad60), _1346262)
   Call: (241) [system] get_char((0x55798e5fad60), _1347192)
   Exit: (241) [system] get_char((0x55798e5fad60), n)
   Call: (241) [system] char_type(n, end_of_line)
   Fail: (241) [system] char_type(n, end_of_line)
   Call: (241) [system] n=end_of_file
   Fail: (241) [system] n=end_of_file
^  Call: (241) [user] read_until_eol((0x55798e5fad60), _1352762)
   Call: (242) [system] get_char((0x55798e5fad60), _1353692)
   Exit: (242) [system] get_char((0x55798e5fad60), ' ')
   Call: (242) [system] char_type(' ', end_of_line)
   Fail: (242) [system] char_type(' ', end_of_line)
   Call: (242) [system] ' '=end_of_file
   Fail: (242) [system] ' '=end_of_file
^  Call: (242) [user] read_until_eol((0x55798e5fad60), _1359262)
   Call: (243) [system] get_char((0x55798e5fad60), _1360192)
   Exit: (243) [system] get_char((0x55798e5fad60), m)
   Call: (243) [system] char_type(m, end_of_line)
   Fail: (243) [system] char_type(m, end_of_line)
   Call: (243) [system] m=end_of_file
   Fail: (243) [system] m=end_of_file
^  Call: (243) [user] read_until_eol((0x55798e5fad60), _1365762)
   Call: (244) [system] get_char((0x55798e5fad60), _1366692)
   Exit: (244) [system] get_char((0x55798e5fad60), a)
   Call: (244) [system] char_type(a, end_of_line)
   Fail: (244) [system] char_type(a, end_of_line)
   Call: (244) [system] a=end_of_file
   Fail: (244) [system] a=end_of_file
^  Call: (244) [user] read_until_eol((0x55798e5fad60), _1372262)
   Call: (245) [system] get_char((0x55798e5fad60), _1373192)
   Exit: (245) [system] get_char((0x55798e5fad60), p)
   Call: (245) [system] char_type(p, end_of_line)
   Fail: (245) [system] char_type(p, end_of_line)
   Call: (245) [system] p=end_of_file
   Fail: (245) [system] p=end_of_file
^  Call: (245) [user] read_until_eol((0x55798e5fad60), _1378762)
   Call: (246) [system] get_char((0x55798e5fad60), _1379692)
   Exit: (246) [system] get_char((0x55798e5fad60), p)
   Call: (246) [system] char_type(p, end_of_line)
   Fail: (246) [system] char_type(p, end_of_line)
   Call: (246) [system] p=end_of_file
   Fail: (246) [system] p=end_of_file
^  Call: (246) [user] read_until_eol((0x55798e5fad60), _1385262)
   Call: (247) [system] get_char((0x55798e5fad60), _1386192)
   Exit: (247) [system] get_char((0x55798e5fad60), i)
   Call: (247) [system] char_type(i, end_of_line)
   Fail: (247) [system] char_type(i, end_of_line)
   Call: (247) [system] i=end_of_file
   Fail: (247) [system] i=end_of_file
^  Call: (247) [user] read_until_eol((0x55798e5fad60), _1391762)
   Call: (248) [system] get_char((0x55798e5fad60), _1392692)
   Exit: (248) [system] get_char((0x55798e5fad60), n)
   Call: (248) [system] char_type(n, end_of_line)
   Fail: (248) [system] char_type(n, end_of_line)
   Call: (248) [system] n=end_of_file
   Fail: (248) [system] n=end_of_file
^  Call: (248) [user] read_until_eol((0x55798e5fad60), _1398262)
   Call: (249) [system] get_char((0x55798e5fad60), _1399192)
   Exit: (249) [system] get_char((0x55798e5fad60), g)
   Call: (249) [system] char_type(g, end_of_line)
   Fail: (249) [system] char_type(g, end_of_line)
   Call: (249) [system] g=end_of_file
   Fail: (249) [system] g=end_of_file
^  Call: (249) [user] read_until_eol((0x55798e5fad60), _1404762)
   Call: (250) [system] get_char((0x55798e5fad60), _1405692)
   Exit: (250) [system] get_char((0x55798e5fad60), ' ')
   Call: (250) [system] char_type(' ', end_of_line)
   Fail: (250) [system] char_type(' ', end_of_line)
   Call: (250) [system] ' '=end_of_file
   Fail: (250) [system] ' '=end_of_file
^  Call: (250) [user] read_until_eol((0x55798e5fad60), _1411262)
   Call: (251) [system] get_char((0x55798e5fad60), _1412192)
   Exit: (251) [system] get_char((0x55798e5fad60), p)
   Call: (251) [system] char_type(p, end_of_line)
   Fail: (251) [system] char_type(p, end_of_line)
   Call: (251) [system] p=end_of_file
   Fail: (251) [system] p=end_of_file
^  Call: (251) [user] read_until_eol((0x55798e5fad60), _1417762)
   Call: (252) [system] get_char((0x55798e5fad60), _1418692)
   Exit: (252) [system] get_char((0x55798e5fad60), r)
   Call: (252) [system] char_type(r, end_of_line)
   Fail: (252) [system] char_type(r, end_of_line)
   Call: (252) [system] r=end_of_file
   Fail: (252) [system] r=end_of_file
^  Call: (252) [user] read_until_eol((0x55798e5fad60), _1424262)
   Call: (253) [system] get_char((0x55798e5fad60), _1425192)
   Exit: (253) [system] get_char((0x55798e5fad60), e)
   Call: (253) [system] char_type(e, end_of_line)
   Fail: (253) [system] char_type(e, end_of_line)
   Call: (253) [system] e=end_of_file
   Fail: (253) [system] e=end_of_file
^  Call: (253) [user] read_until_eol((0x55798e5fad60), _1430762)
   Call: (254) [system] get_char((0x55798e5fad60), _1431692)
   Exit: (254) [system] get_char((0x55798e5fad60), m)
   Call: (254) [system] char_type(m, end_of_line)
   Fail: (254) [system] char_type(m, end_of_line)
   Call: (254) [system] m=end_of_file
   Fail: (254) [system] m=end_of_file
^  Call: (254) [user] read_until_eol((0x55798e5fad60), _1437262)
   Call: (255) [system] get_char((0x55798e5fad60), _1438192)
   Exit: (255) [system] get_char((0x55798e5fad60), i)
   Call: (255) [system] char_type(i, end_of_line)
   Fail: (255) [system] char_type(i, end_of_line)
   Call: (255) [system] i=end_of_file
   Fail: (255) [system] i=end_of_file
^  Call: (255) [user] read_until_eol((0x55798e5fad60), _1443762)
   Call: (256) [system] get_char((0x55798e5fad60), _1444692)
   Exit: (256) [system] get_char((0x55798e5fad60), s)
   Call: (256) [system] char_type(s, end_of_line)
   Fail: (256) [system] char_type(s, end_of_line)
   Call: (256) [system] s=end_of_file
   Fail: (256) [system] s=end_of_file
^  Call: (256) [user] read_until_eol((0x55798e5fad60), _1450262)
   Call: (257) [system] get_char((0x55798e5fad60), _1451192)
   Exit: (257) [system] get_char((0x55798e5fad60), e)
   Call: (257) [system] char_type(e, end_of_line)
   Fail: (257) [system] char_type(e, end_of_line)
   Call: (257) [system] e=end_of_file
   Fail: (257) [system] e=end_of_file
^  Call: (257) [user] read_until_eol((0x55798e5fad60), _1456762)
   Call: (258) [system] get_char((0x55798e5fad60), _1457692)
   Exit: (258) [system] get_char((0x55798e5fad60), s)
   Call: (258) [system] char_type(s, end_of_line)
   Fail: (258) [system] char_type(s, end_of_line)
   Call: (258) [system] s=end_of_file
   Fail: (258) [system] s=end_of_file
^  Call: (258) [user] read_until_eol((0x55798e5fad60), _1463262)
   Call: (259) [system] get_char((0x55798e5fad60), _1464192)
   Exit: (259) [system] get_char((0x55798e5fad60), ' ')
   Call: (259) [system] char_type(' ', end_of_line)
   Fail: (259) [system] char_type(' ', end_of_line)
   Call: (259) [system] ' '=end_of_file
   Fail: (259) [system] ' '=end_of_file
^  Call: (259) [user] read_until_eol((0x55798e5fad60), _1469762)
   Call: (260) [system] get_char((0x55798e5fad60), _1470692)
   Exit: (260) [system] get_char((0x55798e5fad60), t)
   Call: (260) [system] char_type(t, end_of_line)
   Fail: (260) [system] char_type(t, end_of_line)
   Call: (260) [system] t=end_of_file
   Fail: (260) [system] t=end_of_file
^  Call: (260) [user] read_until_eol((0x55798e5fad60), _1476262)
   Call: (261) [system] get_char((0x55798e5fad60), _1477192)
   Exit: (261) [system] get_char((0x55798e5fad60), o)
   Call: (261) [system] char_type(o, end_of_line)
   Fail: (261) [system] char_type(o, end_of_line)
   Call: (261) [system] o=end_of_file
   Fail: (261) [system] o=end_of_file
^  Call: (261) [user] read_until_eol((0x55798e5fad60), _1482762)
   Call: (262) [system] get_char((0x55798e5fad60), _1483692)
   Exit: (262) [system] get_char((0x55798e5fad60), ' ')
   Call: (262) [system] char_type(' ', end_of_line)
   Fail: (262) [system] char_type(' ', end_of_line)
   Call: (262) [system] ' '=end_of_file
   Fail: (262) [system] ' '=end_of_file
^  Call: (262) [user] read_until_eol((0x55798e5fad60), _1489262)
   Call: (263) [system] get_char((0x55798e5fad60), _1490192)
   Exit: (263) [system] get_char((0x55798e5fad60), c)
   Call: (263) [system] char_type(c, end_of_line)
   Fail: (263) [system] char_type(c, end_of_line)
   Call: (263) [system] c=end_of_file
   Fail: (263) [system] c=end_of_file
^  Call: (263) [user] read_until_eol((0x55798e5fad60), _1495762)
   Call: (264) [system] get_char((0x55798e5fad60), _1496692)
   Exit: (264) [system] get_char((0x55798e5fad60), o)
   Call: (264) [system] char_type(o, end_of_line)
   Fail: (264) [system] char_type(o, end_of_line)
   Call: (264) [system] o=end_of_file
   Fail: (264) [system] o=end_of_file
^  Call: (264) [user] read_until_eol((0x55798e5fad60), _1502262)
   Call: (265) [system] get_char((0x55798e5fad60), _1503192)
   Exit: (265) [system] get_char((0x55798e5fad60), n)
   Call: (265) [system] char_type(n, end_of_line)
   Fail: (265) [system] char_type(n, end_of_line)
   Call: (265) [system] n=end_of_file
   Fail: (265) [system] n=end_of_file
^  Call: (265) [user] read_until_eol((0x55798e5fad60), _1508762)
   Call: (266) [system] get_char((0x55798e5fad60), _1509692)
   Exit: (266) [system] get_char((0x55798e5fad60), c)
   Call: (266) [system] char_type(c, end_of_line)
   Fail: (266) [system] char_type(c, end_of_line)
   Call: (266) [system] c=end_of_file
   Fail: (266) [system] c=end_of_file
^  Call: (266) [user] read_until_eol((0x55798e5fad60), _1515262)
   Call: (267) [system] get_char((0x55798e5fad60), _1516192)
   Exit: (267) [system] get_char((0x55798e5fad60), l)
   Call: (267) [system] char_type(l, end_of_line)
   Fail: (267) [system] char_type(l, end_of_line)
   Call: (267) [system] l=end_of_file
   Fail: (267) [system] l=end_of_file
^  Call: (267) [user] read_until_eol((0x55798e5fad60), _1521762)
   Call: (268) [system] get_char((0x55798e5fad60), _1522692)
   Exit: (268) [system] get_char((0x55798e5fad60), u)
   Call: (268) [system] char_type(u, end_of_line)
   Fail: (268) [system] char_type(u, end_of_line)
   Call: (268) [system] u=end_of_file
   Fail: (268) [system] u=end_of_file
^  Call: (268) [user] read_until_eol((0x55798e5fad60), _1528262)
   Call: (269) [system] get_char((0x55798e5fad60), _1529192)
   Exit: (269) [system] get_char((0x55798e5fad60), s)
   Call: (269) [system] char_type(s, end_of_line)
   Fail: (269) [system] char_type(s, end_of_line)
   Call: (269) [system] s=end_of_file
   Fail: (269) [system] s=end_of_file
^  Call: (269) [user] read_until_eol((0x55798e5fad60), _1534762)
   Call: (270) [system] get_char((0x55798e5fad60), _1535692)
   Exit: (270) [system] get_char((0x55798e5fad60), i)
   Call: (270) [system] char_type(i, end_of_line)
   Fail: (270) [system] char_type(i, end_of_line)
   Call: (270) [system] i=end_of_file
   Fail: (270) [system] i=end_of_file
^  Call: (270) [user] read_until_eol((0x55798e5fad60), _1541262)
   Call: (271) [system] get_char((0x55798e5fad60), _1542192)
   Exit: (271) [system] get_char((0x55798e5fad60), o)
   Call: (271) [system] char_type(o, end_of_line)
   Fail: (271) [system] char_type(o, end_of_line)
   Call: (271) [system] o=end_of_file
   Fail: (271) [system] o=end_of_file
^  Call: (271) [user] read_until_eol((0x55798e5fad60), _1547762)
   Call: (272) [system] get_char((0x55798e5fad60), _1548692)
   Exit: (272) [system] get_char((0x55798e5fad60), n)
   Call: (272) [system] char_type(n, end_of_line)
   Fail: (272) [system] char_type(n, end_of_line)
   Call: (272) [system] n=end_of_file
   Fail: (272) [system] n=end_of_file
^  Call: (272) [user] read_until_eol((0x55798e5fad60), _1554262)
   Call: (273) [system] get_char((0x55798e5fad60), _1555192)
   Exit: (273) [system] get_char((0x55798e5fad60), '\n')
   Call: (273) [system] char_type('\n', end_of_line)
   Exit: (273) [system] char_type('\n', end_of_line)
   Call: (273) [system] _1554262=""
   Exit: (273) [system] ""=""
^  Exit: (272) [user] read_until_eol((0x55798e5fad60), "")
   Call: (272) [system] string_concat(n, "", _1547762)
   Exit: (272) [system] string_concat(n, "", "n")
^  Exit: (271) [user] read_until_eol((0x55798e5fad60), "n")
   Call: (271) [system] string_concat(o, "n", _1541262)
   Exit: (271) [system] string_concat(o, "n", "on")
^  Exit: (270) [user] read_until_eol((0x55798e5fad60), "on")
   Call: (270) [system] string_concat(i, "on", _1534762)
   Exit: (270) [system] string_concat(i, "on", "ion")
^  Exit: (269) [user] read_until_eol((0x55798e5fad60), "ion")
   Call: (269) [system] string_concat(s, "ion", _1528262)
   Exit: (269) [system] string_concat(s, "ion", "sion")
^  Exit: (268) [user] read_until_eol((0x55798e5fad60), "sion")
   Call: (268) [system] string_concat(u, "sion", _1521762)
   Exit: (268) [system] string_concat(u, "sion", "usion")
^  Exit: (267) [user] read_until_eol((0x55798e5fad60), "usion")
   Call: (267) [system] string_concat(l, "usion", _1515262)
   Exit: (267) [system] string_concat(l, "usion", "lusion")
^  Exit: (266) [user] read_until_eol((0x55798e5fad60), "lusion")
   Call: (266) [system] string_concat(c, "lusion", _1508762)
   Exit: (266) [system] string_concat(c, "lusion", "clusion")
^  Exit: (265) [user] read_until_eol((0x55798e5fad60), "clusion")
   Call: (265) [system] string_concat(n, "clusion", _1502262)
   Exit: (265) [system] string_concat(n, "clusion", "nclusion")
^  Exit: (264) [user] read_until_eol((0x55798e5fad60), "nclusion")
   Call: (264) [system] string_concat(o, "nclusion", _1495762)
   Exit: (264) [system] string_concat(o, "nclusion", "onclusion")
^  Exit: (263) [user] read_until_eol((0x55798e5fad60), "onclusion")
   Call: (263) [system] string_concat(c, "onclusion", _1489262)
   Exit: (263) [system] string_concat(c, "onclusion", "conclusion")
^  Exit: (262) [user] read_until_eol((0x55798e5fad60), "conclusion")
   Call: (262) [system] string_concat(' ', "conclusion", _1482762)
   Exit: (262) [system] string_concat(' ', "conclusion", " conclusion")
^  Exit: (261) [user] read_until_eol((0x55798e5fad60), " conclusion")
   Call: (261) [system] string_concat(o, " conclusion", _1476262)
   Exit: (261) [system] string_concat(o, " conclusion", "o conclusion")
^  Exit: (260) [user] read_until_eol((0x55798e5fad60), "o conclusion")
   Call: (260) [system] string_concat(t, "o conclusion", _1469762)
   Exit: (260) [system] string_concat(t, "o conclusion", "to conclusion")
^  Exit: (259) [user] read_until_eol((0x55798e5fad60), "to conclusion")
   Call: (259) [system] string_concat(' ', "to conclusion", _1463262)
   Exit: (259) [system] string_concat(' ', "to conclusion", " to conclusion")
^  Exit: (258) [user] read_until_eol((0x55798e5fad60), " to conclusion")
   Call: (258) [system] string_concat(s, " to conclusion", _1456762)
   Exit: (258) [system] string_concat(s, " to conclusion", "s to conclusion")
^  Exit: (257) [user] read_until_eol((0x55798e5fad60), "s to conclusion")
   Call: (257) [system] string_concat(e, "s to conclusion", _1450262)
   Exit: (257) [system] string_concat(e, "s to conclusion", "es to conclusion")
^  Exit: (256) [user] read_until_eol((0x55798e5fad60), "es to conclusion")
   Call: (256) [system] string_concat(s, "es to conclusion", _1443762)
   Exit: (256) [system] string_concat(s, "es to conclusion", "ses to conclusion")
^  Exit: (255) [user] read_until_eol((0x55798e5fad60), "ses to conclusion")
   Call: (255) [system] string_concat(i, "ses to conclusion", _1437262)
   Exit: (255) [system] string_concat(i, "ses to conclusion", "ises to conclusion")
^  Exit: (254) [user] read_until_eol((0x55798e5fad60), "ises to conclusion")
   Call: (254) [system] string_concat(m, "ises to conclusion", _1430762)
   Exit: (254) [system] string_concat(m, "ises to conclusion", "mises to conclusion")
^  Exit: (253) [user] read_until_eol((0x55798e5fad60), "mises to conclusion")
   Call: (253) [system] string_concat(e, "mises to conclusion", _1424262)
   Exit: (253) [system] string_concat(e, "mises to conclusion", "emises to conclusion")
^  Exit: (252) [user] read_until_eol((0x55798e5fad60), "emises to conclusion")
   Call: (252) [system] string_concat(r, "emises to conclusion", _1417762)
   Exit: (252) [system] string_concat(r, "emises to conclusion", "remises to conclusion")
^  Exit: (251) [user] read_until_eol((0x55798e5fad60), "remises to conclusion")
   Call: (251) [system] string_concat(p, "remises to conclusion", _1411262)
   Exit: (251) [system] string_concat(p, "remises to conclusion", "premises to conclusion")
^  Exit: (250) [user] read_until_eol((0x55798e5fad60), "premises to conclusion")
   Call: (250) [system] string_concat(' ', "premises to conclusion", _1404762)
   Exit: (250) [system] string_concat(' ', "premises to conclusion", " premises to conclusion")
^  Exit: (249) [user] read_until_eol((0x55798e5fad60), " premises to conclusion")
   Call: (249) [system] string_concat(g, " premises to conclusion", _1398262)
   Exit: (249) [system] string_concat(g, " premises to conclusion", "g premises to conclusion")
^  Exit: (248) [user] read_until_eol((0x55798e5fad60), "g premises to conclusion")
   Call: (248) [system] string_concat(n, "g premises to conclusion", _1391762)
   Exit: (248) [system] string_concat(n, "g premises to conclusion", "ng premises to conclusion")
^  Exit: (247) [user] read_until_eol((0x55798e5fad60), "ng premises to conclusion")
   Call: (247) [system] string_concat(i, "ng premises to conclusion", _1385262)
   Exit: (247) [system] string_concat(i, "ng premises to conclusion", "ing premises to conclusion")
^  Exit: (246) [user] read_until_eol((0x55798e5fad60), "ing premises to conclusion")
   Call: (246) [system] string_concat(p, "ing premises to conclusion", _1378762)
   Exit: (246) [system] string_concat(p, "ing premises to conclusion", "ping premises to conclusion")
^  Exit: (245) [user] read_until_eol((0x55798e5fad60), "ping premises to conclusion")
   Call: (245) [system] string_concat(p, "ping premises to conclusion", _1372262)
   Exit: (245) [system] string_concat(p, "ping premises to conclusion", "pping premises to conclusion")
^  Exit: (244) [user] read_until_eol((0x55798e5fad60), "pping premises to conclusion")
   Call: (244) [system] string_concat(a, "pping premises to conclusion", _1365762)
   Exit: (244) [system] string_concat(a, "pping premises to conclusion", "apping premises to conclusion")
^  Exit: (243) [user] read_until_eol((0x55798e5fad60), "apping premises to conclusion")
   Call: (243) [system] string_concat(m, "apping premises to conclusion", _1359262)
   Exit: (243) [system] string_concat(m, "apping premises to conclusion", "mapping premises to conclusion")
^  Exit: (242) [user] read_until_eol((0x55798e5fad60), "mapping premises to conclusion")
   Call: (242) [system] string_concat(' ', "mapping premises to conclusion", _1352762)
   Exit: (242) [system] string_concat(' ', "mapping premises to conclusion", " mapping premises to conclusion")
^  Exit: (241) [user] read_until_eol((0x55798e5fad60), " mapping premises to conclusion")
   Call: (241) [system] string_concat(n, " mapping premises to conclusion", _1346262)
   Exit: (241) [system] string_concat(n, " mapping premises to conclusion", "n mapping premises to conclusion")
^  Exit: (240) [user] read_until_eol((0x55798e5fad60), "n mapping premises to conclusion")
   Call: (240) [system] string_concat(o, "n mapping premises to conclusion", _1339762)
   Exit: (240) [system] string_concat(o, "n mapping premises to conclusion", "on mapping premises to conclusion")
^  Exit: (239) [user] read_until_eol((0x55798e5fad60), "on mapping premises to conclusion")
   Call: (239) [system] string_concat(i, "on mapping premises to conclusion", _1333262)
   Exit: (239) [system] string_concat(i, "on mapping premises to conclusion", "ion mapping premises to conclusion")
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), "ion mapping premises to conclusion")
   Call: (238) [system] string_concat(t, "ion mapping premises to conclusion", _1326762)
   Exit: (238) [system] string_concat(t, "ion mapping premises to conclusion", "tion mapping premises to conclusion")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), "tion mapping premises to conclusion")
   Call: (237) [system] string_concat(c, "tion mapping premises to conclusion", _1320262)
   Exit: (237) [system] string_concat(c, "tion mapping premises to conclusion", "ction mapping premises to conclusion")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), "ction mapping premises to conclusion")
   Call: (236) [system] string_concat(n, "ction mapping premises to conclusion", _1313762)
   Exit: (236) [system] string_concat(n, "ction mapping premises to conclusion", "nction mapping premises to conclusion")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), "nction mapping premises to conclusion")
   Call: (235) [system] string_concat(u, "nction mapping premises to conclusion", _1307262)
   Exit: (235) [system] string_concat(u, "nction mapping premises to conclusion", "unction mapping premises to conclusion")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), "unction mapping premises to conclusion")
   Call: (234) [system] string_concat(f, "unction mapping premises to conclusion", _1300762)
   Exit: (234) [system] string_concat(f, "unction mapping premises to conclusion", "function mapping premises to conclusion")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "function mapping premises to conclusion")
   Call: (233) [system] string_concat(' ', "function mapping premises to conclusion", _1294262)
   Exit: (233) [system] string_concat(' ', "function mapping premises to conclusion", " function mapping premises to conclusion")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), " function mapping premises to conclusion")
   Call: (232) [system] string_concat(a, " function mapping premises to conclusion", _1287762)
   Exit: (232) [system] string_concat(a, " function mapping premises to conclusion", "a function mapping premises to conclusion")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "a function mapping premises to conclusion")
   Call: (231) [system] string_concat(' ', "a function mapping premises to conclusion", _1281262)
   Exit: (231) [system] string_concat(' ', "a function mapping premises to conclusion", " a function mapping premises to conclusion")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), " a function mapping premises to conclusion")
   Call: (230) [system] string_concat(s, " a function mapping premises to conclusion", _1274762)
   Exit: (230) [system] string_concat(s, " a function mapping premises to conclusion", "s a function mapping premises to conclusion")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), "s a function mapping premises to conclusion")
   Call: (229) [system] string_concat(i, "s a function mapping premises to conclusion", _1268262)
   Exit: (229) [system] string_concat(i, "s a function mapping premises to conclusion", "is a function mapping premises to conclusion")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), "is a function mapping premises to conclusion")
   Call: (228) [system] string_concat(' ', "is a function mapping premises to conclusion", _1261762)
   Exit: (228) [system] string_concat(' ', "is a function mapping premises to conclusion", " is a function mapping premises to conclusion")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), " is a function mapping premises to conclusion")
   Call: (227) [system] string_concat(e, " is a function mapping premises to conclusion", _1255262)
   Exit: (227) [system] string_concat(e, " is a function mapping premises to conclusion", "e is a function mapping premises to conclusion")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), "e is a function mapping premises to conclusion")
   Call: (226) [system] string_concat(l, "e is a function mapping premises to conclusion", _1248762)
   Exit: (226) [system] string_concat(l, "e is a function mapping premises to conclusion", "le is a function mapping premises to conclusion")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), "le is a function mapping premises to conclusion")
   Call: (225) [system] string_concat(u, "le is a function mapping premises to conclusion", _1242262)
   Exit: (225) [system] string_concat(u, "le is a function mapping premises to conclusion", "ule is a function mapping premises to conclusion")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "ule is a function mapping premises to conclusion")
   Call: (224) [system] string_concat(r, "ule is a function mapping premises to conclusion", _1235762)
   Exit: (224) [system] string_concat(r, "ule is a function mapping premises to conclusion", "rule is a function mapping premises to conclusion")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), "rule is a function mapping premises to conclusion")
   Call: (223) [system] string_concat(' ', "rule is a function mapping premises to conclusion", _1229262)
   Exit: (223) [system] string_concat(' ', "rule is a function mapping premises to conclusion", " rule is a function mapping premises to conclusion")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), " rule is a function mapping premises to conclusion")
   Call: (222) [system] string_concat('A', " rule is a function mapping premises to conclusion", _1222762)
   Exit: (222) [system] string_concat('A', " rule is a function mapping premises to conclusion", "A rule is a function mapping premises to conclusion")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "A rule is a function mapping premises to conclusion")
   Call: (221) [system] string_concat(' ', "A rule is a function mapping premises to conclusion", _1216262)
   Exit: (221) [system] string_concat(' ', "A rule is a function mapping premises to conclusion", " A rule is a function mapping premises to conclusion")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), " A rule is a function mapping premises to conclusion")
   Call: (220) [system] string_concat(' ', " A rule is a function mapping premises to conclusion", _1209762)
   Exit: (220) [system] string_concat(' ', " A rule is a function mapping premises to conclusion", "  A rule is a function mapping premises to conclusion")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "  A rule is a function mapping premises to conclusion")
   Call: (219) [system] string_concat('.', "  A rule is a function mapping premises to conclusion", _1203262)
   Exit: (219) [system] string_concat('.', "  A rule is a function mapping premises to conclusion", ".  A rule is a function mapping premises to conclusion")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), ".  A rule is a function mapping premises to conclusion")
   Call: (218) [system] string_concat(e, ".  A rule is a function mapping premises to conclusion", _1196762)
   Exit: (218) [system] string_concat(e, ".  A rule is a function mapping premises to conclusion", "e.  A rule is a function mapping premises to conclusion")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "e.  A rule is a function mapping premises to conclusion")
   Call: (217) [system] string_concat(l, "e.  A rule is a function mapping premises to conclusion", _1190262)
   Exit: (217) [system] string_concat(l, "e.  A rule is a function mapping premises to conclusion", "le.  A rule is a function mapping premises to conclusion")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "le.  A rule is a function mapping premises to conclusion")
   Call: (216) [system] string_concat(u, "le.  A rule is a function mapping premises to conclusion", _1183762)
   Exit: (216) [system] string_concat(u, "le.  A rule is a function mapping premises to conclusion", "ule.  A rule is a function mapping premises to conclusion")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "ule.  A rule is a function mapping premises to conclusion")
   Call: (215) [system] string_concat(r, "ule.  A rule is a function mapping premises to conclusion", _1177262)
   Exit: (215) [system] string_concat(r, "ule.  A rule is a function mapping premises to conclusion", "rule.  A rule is a function mapping premises to conclusion")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "rule.  A rule is a function mapping premises to conclusion")
   Call: (214) [system] string_concat(' ', "rule.  A rule is a function mapping premises to conclusion", _1170762)
   Exit: (214) [system] string_concat(' ', "rule.  A rule is a function mapping premises to conclusion", " rule.  A rule is a function mapping premises to conclusion")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), " rule.  A rule is a function mapping premises to conclusion")
   Call: (213) [system] string_concat(' ', " rule.  A rule is a function mapping premises to conclusion", _1164262)
   Exit: (213) [system] string_concat(' ', " rule.  A rule is a function mapping premises to conclusion", "  rule.  A rule is a function mapping premises to conclusion")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), "  rule.  A rule is a function mapping premises to conclusion")
   Call: (212) [system] string_concat(' ', "  rule.  A rule is a function mapping premises to conclusion", _1157762)
   Exit: (212) [system] string_concat(' ', "  rule.  A rule is a function mapping premises to conclusion", "   rule.  A rule is a function mapping premises to conclusion")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "   rule.  A rule is a function mapping premises to conclusion")
   Call: (211) [system] string_concat(' ', "   rule.  A rule is a function mapping premises to conclusion", _1151262)
   Exit: (211) [system] string_concat(' ', "   rule.  A rule is a function mapping premises to conclusion", "    rule.  A rule is a function mapping premises to conclusion")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "    rule.  A rule is a function mapping premises to conclusion")
   Call: (210) [system] string_concat(' ', "    rule.  A rule is a function mapping premises to conclusion", _1144762)
   Exit: (210) [system] string_concat(' ', "    rule.  A rule is a function mapping premises to conclusion", "     rule.  A rule is a function mapping premises to conclusion")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), "     rule.  A rule is a function mapping premises to conclusion")
   Call: (209) [system] string_concat(' ', "     rule.  A rule is a function mapping premises to conclusion", _1138262)
   Exit: (209) [system] string_concat(' ', "     rule.  A rule is a function mapping premises to conclusion", "      rule.  A rule is a function mapping premises to conclusion")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), "      rule.  A rule is a function mapping premises to conclusion")
   Call: (208) [system] string_concat(;, "      rule.  A rule is a function mapping premises to conclusion", _1131762)
   Exit: (208) [system] string_concat(;, "      rule.  A rule is a function mapping premises to conclusion", ";      rule.  A rule is a function mapping premises to conclusion")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), ";      rule.  A rule is a function mapping premises to conclusion")
   Call: (207) [system] string_concat(;, ";      rule.  A rule is a function mapping premises to conclusion", _1125262)
   Exit: (207) [system] string_concat(;, ";      rule.  A rule is a function mapping premises to conclusion", ";;      rule.  A rule is a function mapping premises to conclusion")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), ";;      rule.  A rule is a function mapping premises to conclusion")
^  Call: (206) [user] assertz(metta_file_comment(41, 0, 1332, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$stream_position'(1332, 41, 0, 1332)))
^  Exit: (206) [user] assertz(metta_file_comment(41, 0, 1332, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$stream_position'(1332, 41, 0, 1332)))
^  Exit: (205) [user] read_comment((0x55798e5fad60))
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1750604)
   Exit: (206) [system] peek_char((0x55798e5fad60), ;)
   Call: (206) [system] (;)=(;)
   Exit: (206) [system] (;)=(;)
^  Call: (206) [user] read_comment((0x55798e5fad60))
^  Call: (207) [user] read_position((0x55798e5fad60), _1755242, _1755244, _1755246, _1755248)
   Call: (208) [system] stream_property((0x55798e5fad60), position(_1755248))
   Call: (209) [system] nonvar((0x55798e5fad60))
   Exit: (209) [system] nonvar((0x55798e5fad60))
   Call: (209) [system] nonvar(position(_1755248))
   Exit: (209) [system] nonvar(position(_1755248))
   Exit: (208) [system] stream_property((0x55798e5fad60), position('$stream_position'(1399, 42, 0, 1399)))
   Call: (208) [$syspreds] stream_position_data(line_count, '$stream_position'(1399, 42, 0, 1399), _1755242)
   Call: (209) [system] nonvar(line_count)
   Exit: (209) [system] nonvar(line_count)
   Call: (209) [$syspreds] stream_position_field(line_count, _1764536)
   Exit: (209) [$syspreds] stream_position_field(line_count, 2)
   Call: (209) [system] arg(2, '$stream_position'(1399, 42, 0, 1399), _1755242)
   Exit: (209) [system] arg(2, '$stream_position'(1399, 42, 0, 1399), 42)
   Exit: (208) [$syspreds] stream_position_data(line_count, '$stream_position'(1399, 42, 0, 1399), 42)
   Call: (208) [$syspreds] stream_position_data(line_position, '$stream_position'(1399, 42, 0, 1399), _1755244)
   Call: (209) [system] nonvar(line_position)
   Exit: (209) [system] nonvar(line_position)
   Call: (209) [$syspreds] stream_position_field(line_position, _1771970)
   Exit: (209) [$syspreds] stream_position_field(line_position, 3)
   Call: (209) [system] arg(3, '$stream_position'(1399, 42, 0, 1399), _1755244)
   Exit: (209) [system] arg(3, '$stream_position'(1399, 42, 0, 1399), 0)
   Exit: (208) [$syspreds] stream_position_data(line_position, '$stream_position'(1399, 42, 0, 1399), 0)
   Call: (208) [$syspreds] stream_position_data(char_count, '$stream_position'(1399, 42, 0, 1399), _1755246)
   Call: (209) [system] nonvar(char_count)
   Exit: (209) [system] nonvar(char_count)
   Call: (209) [$syspreds] stream_position_field(char_count, _1779404)
   Exit: (209) [$syspreds] stream_position_field(char_count, 1)
   Call: (209) [system] arg(1, '$stream_position'(1399, 42, 0, 1399), _1755246)
   Exit: (209) [system] arg(1, '$stream_position'(1399, 42, 0, 1399), 1399)
   Exit: (208) [$syspreds] stream_position_data(char_count, '$stream_position'(1399, 42, 0, 1399), 1399)
^  Exit: (207) [user] read_position((0x55798e5fad60), 42, 0, 1399, '$stream_position'(1399, 42, 0, 1399))
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _1784998)
   Call: (208) [system] get_char((0x55798e5fad60), _1785928)
   Exit: (208) [system] get_char((0x55798e5fad60), ;)
   Call: (208) [system] char_type(;, end_of_line)
   Fail: (208) [system] char_type(;, end_of_line)
   Call: (208) [system] (;)=end_of_file
   Fail: (208) [system] (;)=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _1791498)
   Call: (209) [system] get_char((0x55798e5fad60), _1792428)
   Exit: (209) [system] get_char((0x55798e5fad60), ;)
   Call: (209) [system] char_type(;, end_of_line)
   Fail: (209) [system] char_type(;, end_of_line)
   Call: (209) [system] (;)=end_of_file
   Fail: (209) [system] (;)=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _1797998)
   Call: (210) [system] get_char((0x55798e5fad60), _1798928)
   Exit: (210) [system] get_char((0x55798e5fad60), '\t')
   Call: (210) [system] char_type('\t', end_of_line)
   Fail: (210) [system] char_type('\t', end_of_line)
   Call: (210) [system] '\t'=end_of_file
   Fail: (210) [system] '\t'=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _1804498)
   Call: (211) [system] get_char((0x55798e5fad60), _1805428)
   Exit: (211) [system] get_char((0x55798e5fad60), '\t')
   Call: (211) [system] char_type('\t', end_of_line)
   Fail: (211) [system] char_type('\t', end_of_line)
   Call: (211) [system] '\t'=end_of_file
   Fail: (211) [system] '\t'=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _1810998)
   Call: (212) [system] get_char((0x55798e5fad60), _1811928)
   Exit: (212) [system] get_char((0x55798e5fad60), '\n')
   Call: (212) [system] char_type('\n', end_of_line)
   Exit: (212) [system] char_type('\n', end_of_line)
   Call: (212) [system] _1810998=""
   Exit: (212) [system] ""=""
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "")
   Call: (211) [system] string_concat('\t', "", _1804498)
   Exit: (211) [system] string_concat('\t', "", "\t")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "\t")
   Call: (210) [system] string_concat('\t', "\t", _1797998)
   Exit: (210) [system] string_concat('\t', "\t", "\t\t")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), "\t\t")
   Call: (209) [system] string_concat(;, "\t\t", _1791498)
   Exit: (209) [system] string_concat(;, "\t\t", ";\t\t")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), ";\t\t")
   Call: (208) [system] string_concat(;, ";\t\t", _1784998)
   Exit: (208) [system] string_concat(;, ";\t\t", ";;\t\t")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), ";;\t\t")
^  Call: (207) [user] assertz(metta_file_comment(42, 0, 1399, '$COMMENT'(";;\t\t", 42, 0), '$stream_position'(1399, 42, 0, 1399)))
^  Exit: (207) [user] assertz(metta_file_comment(42, 0, 1399, '$COMMENT'(";;\t\t", 42, 0), '$stream_position'(1399, 42, 0, 1399)))
^  Exit: (206) [user] read_comment((0x55798e5fad60))
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1833352)
   Exit: (207) [system] peek_char((0x55798e5fad60), ;)
   Call: (207) [system] (;)=(;)
   Exit: (207) [system] (;)=(;)
^  Call: (207) [user] read_comment((0x55798e5fad60))
^  Call: (208) [user] read_position((0x55798e5fad60), _1837990, _1837992, _1837994, _1837996)
   Call: (209) [system] stream_property((0x55798e5fad60), position(_1837996))
   Call: (210) [system] nonvar((0x55798e5fad60))
   Exit: (210) [system] nonvar((0x55798e5fad60))
   Call: (210) [system] nonvar(position(_1837996))
   Exit: (210) [system] nonvar(position(_1837996))
   Exit: (209) [system] stream_property((0x55798e5fad60), position('$stream_position'(1404, 43, 0, 1404)))
   Call: (209) [$syspreds] stream_position_data(line_count, '$stream_position'(1404, 43, 0, 1404), _1837990)
   Call: (210) [system] nonvar(line_count)
   Exit: (210) [system] nonvar(line_count)
   Call: (210) [$syspreds] stream_position_field(line_count, _1847284)
   Exit: (210) [$syspreds] stream_position_field(line_count, 2)
   Call: (210) [system] arg(2, '$stream_position'(1404, 43, 0, 1404), _1837990)
   Exit: (210) [system] arg(2, '$stream_position'(1404, 43, 0, 1404), 43)
   Exit: (209) [$syspreds] stream_position_data(line_count, '$stream_position'(1404, 43, 0, 1404), 43)
   Call: (209) [$syspreds] stream_position_data(line_position, '$stream_position'(1404, 43, 0, 1404), _1837992)
   Call: (210) [system] nonvar(line_position)
   Exit: (210) [system] nonvar(line_position)
   Call: (210) [$syspreds] stream_position_field(line_position, _1854718)
   Exit: (210) [$syspreds] stream_position_field(line_position, 3)
   Call: (210) [system] arg(3, '$stream_position'(1404, 43, 0, 1404), _1837992)
   Exit: (210) [system] arg(3, '$stream_position'(1404, 43, 0, 1404), 0)
   Exit: (209) [$syspreds] stream_position_data(line_position, '$stream_position'(1404, 43, 0, 1404), 0)
   Call: (209) [$syspreds] stream_position_data(char_count, '$stream_position'(1404, 43, 0, 1404), _1837994)
   Call: (210) [system] nonvar(char_count)
   Exit: (210) [system] nonvar(char_count)
   Call: (210) [$syspreds] stream_position_field(char_count, _1862152)
   Exit: (210) [$syspreds] stream_position_field(char_count, 1)
   Call: (210) [system] arg(1, '$stream_position'(1404, 43, 0, 1404), _1837994)
   Exit: (210) [system] arg(1, '$stream_position'(1404, 43, 0, 1404), 1404)
   Exit: (209) [$syspreds] stream_position_data(char_count, '$stream_position'(1404, 43, 0, 1404), 1404)
^  Exit: (208) [user] read_position((0x55798e5fad60), 43, 0, 1404, '$stream_position'(1404, 43, 0, 1404))
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _1867746)
   Call: (209) [system] get_char((0x55798e5fad60), _1868676)
   Exit: (209) [system] get_char((0x55798e5fad60), ;)
   Call: (209) [system] char_type(;, end_of_line)
   Fail: (209) [system] char_type(;, end_of_line)
   Call: (209) [system] (;)=end_of_file
   Fail: (209) [system] (;)=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _1874246)
   Call: (210) [system] get_char((0x55798e5fad60), _1875176)
   Exit: (210) [system] get_char((0x55798e5fad60), ;)
   Call: (210) [system] char_type(;, end_of_line)
   Fail: (210) [system] char_type(;, end_of_line)
   Call: (210) [system] (;)=end_of_file
   Fail: (210) [system] (;)=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _1880746)
   Call: (211) [system] get_char((0x55798e5fad60), _1881676)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
   Call: (211) [system] char_type(' ', end_of_line)
   Fail: (211) [system] char_type(' ', end_of_line)
   Call: (211) [system] ' '=end_of_file
   Fail: (211) [system] ' '=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _1887246)
   Call: (212) [system] get_char((0x55798e5fad60), _1888176)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
   Call: (212) [system] char_type(' ', end_of_line)
   Fail: (212) [system] char_type(' ', end_of_line)
   Call: (212) [system] ' '=end_of_file
   Fail: (212) [system] ' '=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _1893746)
   Call: (213) [system] get_char((0x55798e5fad60), _1894676)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
   Call: (213) [system] char_type(' ', end_of_line)
   Fail: (213) [system] char_type(' ', end_of_line)
   Call: (213) [system] ' '=end_of_file
   Fail: (213) [system] ' '=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _1900246)
   Call: (214) [system] get_char((0x55798e5fad60), _1901176)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
   Call: (214) [system] char_type(' ', end_of_line)
   Fail: (214) [system] char_type(' ', end_of_line)
   Call: (214) [system] ' '=end_of_file
   Fail: (214) [system] ' '=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _1906746)
   Call: (215) [system] get_char((0x55798e5fad60), _1907676)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
   Call: (215) [system] char_type(' ', end_of_line)
   Fail: (215) [system] char_type(' ', end_of_line)
   Call: (215) [system] ' '=end_of_file
   Fail: (215) [system] ' '=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _1913246)
   Call: (216) [system] get_char((0x55798e5fad60), _1914176)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
   Call: (216) [system] char_type(' ', end_of_line)
   Fail: (216) [system] char_type(' ', end_of_line)
   Call: (216) [system] ' '=end_of_file
   Fail: (216) [system] ' '=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _1919746)
   Call: (217) [system] get_char((0x55798e5fad60), _1920676)
   Exit: (217) [system] get_char((0x55798e5fad60), w)
   Call: (217) [system] char_type(w, end_of_line)
   Fail: (217) [system] char_type(w, end_of_line)
   Call: (217) [system] w=end_of_file
   Fail: (217) [system] w=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _1926246)
   Call: (218) [system] get_char((0x55798e5fad60), _1927176)
   Exit: (218) [system] get_char((0x55798e5fad60), h)
   Call: (218) [system] char_type(h, end_of_line)
   Fail: (218) [system] char_type(h, end_of_line)
   Call: (218) [system] h=end_of_file
   Fail: (218) [system] h=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _1932746)
   Call: (219) [system] get_char((0x55798e5fad60), _1933676)
   Exit: (219) [system] get_char((0x55798e5fad60), e)
   Call: (219) [system] char_type(e, end_of_line)
   Fail: (219) [system] char_type(e, end_of_line)
   Call: (219) [system] e=end_of_file
   Fail: (219) [system] e=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _1939246)
   Call: (220) [system] get_char((0x55798e5fad60), _1940176)
   Exit: (220) [system] get_char((0x55798e5fad60), r)
   Call: (220) [system] char_type(r, end_of_line)
   Fail: (220) [system] char_type(r, end_of_line)
   Call: (220) [system] r=end_of_file
   Fail: (220) [system] r=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _1945746)
   Call: (221) [system] get_char((0x55798e5fad60), _1946676)
   Exit: (221) [system] get_char((0x55798e5fad60), e)
   Call: (221) [system] char_type(e, end_of_line)
   Fail: (221) [system] char_type(e, end_of_line)
   Call: (221) [system] e=end_of_file
   Fail: (221) [system] e=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _1952246)
   Call: (222) [system] get_char((0x55798e5fad60), _1953176)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
   Call: (222) [system] char_type(' ', end_of_line)
   Fail: (222) [system] char_type(' ', end_of_line)
   Call: (222) [system] ' '=end_of_file
   Fail: (222) [system] ' '=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _1958746)
   Call: (223) [system] get_char((0x55798e5fad60), _1959676)
   Exit: (223) [system] get_char((0x55798e5fad60), p)
   Call: (223) [system] char_type(p, end_of_line)
   Fail: (223) [system] char_type(p, end_of_line)
   Call: (223) [system] p=end_of_file
   Fail: (223) [system] p=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _1965246)
   Call: (224) [system] get_char((0x55798e5fad60), _1966176)
   Exit: (224) [system] get_char((0x55798e5fad60), r)
   Call: (224) [system] char_type(r, end_of_line)
   Fail: (224) [system] char_type(r, end_of_line)
   Call: (224) [system] r=end_of_file
   Fail: (224) [system] r=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _1971746)
   Call: (225) [system] get_char((0x55798e5fad60), _1972676)
   Exit: (225) [system] get_char((0x55798e5fad60), e)
   Call: (225) [system] char_type(e, end_of_line)
   Fail: (225) [system] char_type(e, end_of_line)
   Call: (225) [system] e=end_of_file
   Fail: (225) [system] e=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _1978246)
   Call: (226) [system] get_char((0x55798e5fad60), _1979176)
   Exit: (226) [system] get_char((0x55798e5fad60), m)
   Call: (226) [system] char_type(m, end_of_line)
   Fail: (226) [system] char_type(m, end_of_line)
   Call: (226) [system] m=end_of_file
   Fail: (226) [system] m=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _1984746)
   Call: (227) [system] get_char((0x55798e5fad60), _1985676)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] char_type(i, end_of_line)
   Fail: (227) [system] char_type(i, end_of_line)
   Call: (227) [system] i=end_of_file
   Fail: (227) [system] i=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _1991246)
   Call: (228) [system] get_char((0x55798e5fad60), _1992176)
   Exit: (228) [system] get_char((0x55798e5fad60), s)
   Call: (228) [system] char_type(s, end_of_line)
   Fail: (228) [system] char_type(s, end_of_line)
   Call: (228) [system] s=end_of_file
   Fail: (228) [system] s=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _1997746)
   Call: (229) [system] get_char((0x55798e5fad60), _1998676)
   Exit: (229) [system] get_char((0x55798e5fad60), e)
   Call: (229) [system] char_type(e, end_of_line)
   Fail: (229) [system] char_type(e, end_of_line)
   Call: (229) [system] e=end_of_file
   Fail: (229) [system] e=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _2004246)
   Call: (230) [system] get_char((0x55798e5fad60), _2005176)
   Exit: (230) [system] get_char((0x55798e5fad60), s)
   Call: (230) [system] char_type(s, end_of_line)
   Fail: (230) [system] char_type(s, end_of_line)
   Call: (230) [system] s=end_of_file
   Fail: (230) [system] s=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _2010746)
   Call: (231) [system] get_char((0x55798e5fad60), _2011676)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
   Call: (231) [system] char_type(' ', end_of_line)
   Fail: (231) [system] char_type(' ', end_of_line)
   Call: (231) [system] ' '=end_of_file
   Fail: (231) [system] ' '=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _2017246)
   Call: (232) [system] get_char((0x55798e5fad60), _2018176)
   Exit: (232) [system] get_char((0x55798e5fad60), a)
   Call: (232) [system] char_type(a, end_of_line)
   Fail: (232) [system] char_type(a, end_of_line)
   Call: (232) [system] a=end_of_file
   Fail: (232) [system] a=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _2023746)
   Call: (233) [system] get_char((0x55798e5fad60), _2024676)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] char_type(n, end_of_line)
   Fail: (233) [system] char_type(n, end_of_line)
   Call: (233) [system] n=end_of_file
   Fail: (233) [system] n=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _2030246)
   Call: (234) [system] get_char((0x55798e5fad60), _2031176)
   Exit: (234) [system] get_char((0x55798e5fad60), d)
   Call: (234) [system] char_type(d, end_of_line)
   Fail: (234) [system] char_type(d, end_of_line)
   Call: (234) [system] d=end_of_file
   Fail: (234) [system] d=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _2036746)
   Call: (235) [system] get_char((0x55798e5fad60), _2037676)
   Exit: (235) [system] get_char((0x55798e5fad60), ' ')
   Call: (235) [system] char_type(' ', end_of_line)
   Fail: (235) [system] char_type(' ', end_of_line)
   Call: (235) [system] ' '=end_of_file
   Fail: (235) [system] ' '=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _2043246)
   Call: (236) [system] get_char((0x55798e5fad60), _2044176)
   Exit: (236) [system] get_char((0x55798e5fad60), c)
   Call: (236) [system] char_type(c, end_of_line)
   Fail: (236) [system] char_type(c, end_of_line)
   Call: (236) [system] c=end_of_file
   Fail: (236) [system] c=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _2049746)
   Call: (237) [system] get_char((0x55798e5fad60), _2050676)
   Exit: (237) [system] get_char((0x55798e5fad60), o)
   Call: (237) [system] char_type(o, end_of_line)
   Fail: (237) [system] char_type(o, end_of_line)
   Call: (237) [system] o=end_of_file
   Fail: (237) [system] o=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _2056246)
   Call: (238) [system] get_char((0x55798e5fad60), _2057176)
   Exit: (238) [system] get_char((0x55798e5fad60), n)
   Call: (238) [system] char_type(n, end_of_line)
   Fail: (238) [system] char_type(n, end_of_line)
   Call: (238) [system] n=end_of_file
   Fail: (238) [system] n=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _2062746)
   Call: (239) [system] get_char((0x55798e5fad60), _2063676)
   Exit: (239) [system] get_char((0x55798e5fad60), c)
   Call: (239) [system] char_type(c, end_of_line)
   Fail: (239) [system] char_type(c, end_of_line)
   Call: (239) [system] c=end_of_file
   Fail: (239) [system] c=end_of_file
^  Call: (239) [user] read_until_eol((0x55798e5fad60), _2069246)
   Call: (240) [system] get_char((0x55798e5fad60), _2070176)
   Exit: (240) [system] get_char((0x55798e5fad60), l)
   Call: (240) [system] char_type(l, end_of_line)
   Fail: (240) [system] char_type(l, end_of_line)
   Call: (240) [system] l=end_of_file
   Fail: (240) [system] l=end_of_file
^  Call: (240) [user] read_until_eol((0x55798e5fad60), _2075746)
   Call: (241) [system] get_char((0x55798e5fad60), _2076676)
   Exit: (241) [system] get_char((0x55798e5fad60), u)
   Call: (241) [system] char_type(u, end_of_line)
   Fail: (241) [system] char_type(u, end_of_line)
   Call: (241) [system] u=end_of_file
   Fail: (241) [system] u=end_of_file
^  Call: (241) [user] read_until_eol((0x55798e5fad60), _2082246)
   Call: (242) [system] get_char((0x55798e5fad60), _2083176)
   Exit: (242) [system] get_char((0x55798e5fad60), s)
   Call: (242) [system] char_type(s, end_of_line)
   Fail: (242) [system] char_type(s, end_of_line)
   Call: (242) [system] s=end_of_file
   Fail: (242) [system] s=end_of_file
^  Call: (242) [user] read_until_eol((0x55798e5fad60), _2088746)
   Call: (243) [system] get_char((0x55798e5fad60), _2089676)
   Exit: (243) [system] get_char((0x55798e5fad60), i)
   Call: (243) [system] char_type(i, end_of_line)
   Fail: (243) [system] char_type(i, end_of_line)
   Call: (243) [system] i=end_of_file
   Fail: (243) [system] i=end_of_file
^  Call: (243) [user] read_until_eol((0x55798e5fad60), _2095246)
   Call: (244) [system] get_char((0x55798e5fad60), _3564)
   Exit: (244) [system] get_char((0x55798e5fad60), o)
   Call: (244) [system] char_type(o, end_of_line)
   Fail: (244) [system] char_type(o, end_of_line)
   Call: (244) [system] o=end_of_file
   Fail: (244) [system] o=end_of_file
^  Call: (244) [user] read_until_eol((0x55798e5fad60), _8556)
   Call: (245) [system] get_char((0x55798e5fad60), _9486)
   Exit: (245) [system] get_char((0x55798e5fad60), n)
   Call: (245) [system] char_type(n, end_of_line)
   Fail: (245) [system] char_type(n, end_of_line)
   Call: (245) [system] n=end_of_file
   Fail: (245) [system] n=end_of_file
^  Call: (245) [user] read_until_eol((0x55798e5fad60), _15056)
   Call: (246) [system] get_char((0x55798e5fad60), _15986)
   Exit: (246) [system] get_char((0x55798e5fad60), ' ')
   Call: (246) [system] char_type(' ', end_of_line)
   Fail: (246) [system] char_type(' ', end_of_line)
   Call: (246) [system] ' '=end_of_file
   Fail: (246) [system] ' '=end_of_file
^  Call: (246) [user] read_until_eol((0x55798e5fad60), _21556)
   Call: (247) [system] get_char((0x55798e5fad60), _22486)
   Exit: (247) [system] get_char((0x55798e5fad60), h)
   Call: (247) [system] char_type(h, end_of_line)
   Fail: (247) [system] char_type(h, end_of_line)
   Call: (247) [system] h=end_of_file
   Fail: (247) [system] h=end_of_file
^  Call: (247) [user] read_until_eol((0x55798e5fad60), _28056)
   Call: (248) [system] get_char((0x55798e5fad60), _28986)
   Exit: (248) [system] get_char((0x55798e5fad60), a)
   Call: (248) [system] char_type(a, end_of_line)
   Fail: (248) [system] char_type(a, end_of_line)
   Call: (248) [system] a=end_of_file
   Fail: (248) [system] a=end_of_file
^  Call: (248) [user] read_until_eol((0x55798e5fad60), _34556)
   Call: (249) [system] get_char((0x55798e5fad60), _35486)
   Exit: (249) [system] get_char((0x55798e5fad60), v)
   Call: (249) [system] char_type(v, end_of_line)
   Fail: (249) [system] char_type(v, end_of_line)
   Call: (249) [system] v=end_of_file
   Fail: (249) [system] v=end_of_file
^  Call: (249) [user] read_until_eol((0x55798e5fad60), _41056)
   Call: (250) [system] get_char((0x55798e5fad60), _41986)
   Exit: (250) [system] get_char((0x55798e5fad60), e)
   Call: (250) [system] char_type(e, end_of_line)
   Fail: (250) [system] char_type(e, end_of_line)
   Call: (250) [system] e=end_of_file
   Fail: (250) [system] e=end_of_file
^  Call: (250) [user] read_until_eol((0x55798e5fad60), _47556)
   Call: (251) [system] get_char((0x55798e5fad60), _48486)
   Exit: (251) [system] get_char((0x55798e5fad60), ' ')
   Call: (251) [system] char_type(' ', end_of_line)
   Fail: (251) [system] char_type(' ', end_of_line)
   Call: (251) [system] ' '=end_of_file
   Fail: (251) [system] ' '=end_of_file
^  Call: (251) [user] read_until_eol((0x55798e5fad60), _54056)
   Call: (252) [system] get_char((0x55798e5fad60), _54986)
   Exit: (252) [system] get_char((0x55798e5fad60), t)
   Call: (252) [system] char_type(t, end_of_line)
   Fail: (252) [system] char_type(t, end_of_line)
   Call: (252) [system] t=end_of_file
   Fail: (252) [system] t=end_of_file
^  Call: (252) [user] read_until_eol((0x55798e5fad60), _60556)
   Call: (253) [system] get_char((0x55798e5fad60), _61486)
   Exit: (253) [system] get_char((0x55798e5fad60), h)
   Call: (253) [system] char_type(h, end_of_line)
   Fail: (253) [system] char_type(h, end_of_line)
   Call: (253) [system] h=end_of_file
   Fail: (253) [system] h=end_of_file
^  Call: (253) [user] read_until_eol((0x55798e5fad60), _67056)
   Call: (254) [system] get_char((0x55798e5fad60), _67986)
   Exit: (254) [system] get_char((0x55798e5fad60), e)
   Call: (254) [system] char_type(e, end_of_line)
   Fail: (254) [system] char_type(e, end_of_line)
   Call: (254) [system] e=end_of_file
   Fail: (254) [system] e=end_of_file
^  Call: (254) [user] read_until_eol((0x55798e5fad60), _73556)
   Call: (255) [system] get_char((0x55798e5fad60), _74486)
   Exit: (255) [system] get_char((0x55798e5fad60), ' ')
   Call: (255) [system] char_type(' ', end_of_line)
   Fail: (255) [system] char_type(' ', end_of_line)
   Call: (255) [system] ' '=end_of_file
   Fail: (255) [system] ' '=end_of_file
^  Call: (255) [user] read_until_eol((0x55798e5fad60), _80056)
   Call: (256) [system] get_char((0x55798e5fad60), _80986)
   Exit: (256) [system] get_char((0x55798e5fad60), f)
   Call: (256) [system] char_type(f, end_of_line)
   Fail: (256) [system] char_type(f, end_of_line)
   Call: (256) [system] f=end_of_file
   Fail: (256) [system] f=end_of_file
^  Call: (256) [user] read_until_eol((0x55798e5fad60), _86556)
   Call: (257) [system] get_char((0x55798e5fad60), _87486)
   Exit: (257) [system] get_char((0x55798e5fad60), o)
   Call: (257) [system] char_type(o, end_of_line)
   Fail: (257) [system] char_type(o, end_of_line)
   Call: (257) [system] o=end_of_file
   Fail: (257) [system] o=end_of_file
^  Call: (257) [user] read_until_eol((0x55798e5fad60), _93056)
   Call: (258) [system] get_char((0x55798e5fad60), _93986)
   Exit: (258) [system] get_char((0x55798e5fad60), r)
   Call: (258) [system] char_type(r, end_of_line)
   Fail: (258) [system] char_type(r, end_of_line)
   Call: (258) [system] r=end_of_file
   Fail: (258) [system] r=end_of_file
^  Call: (258) [user] read_until_eol((0x55798e5fad60), _99556)
   Call: (259) [system] get_char((0x55798e5fad60), _100486)
   Exit: (259) [system] get_char((0x55798e5fad60), m)
   Call: (259) [system] char_type(m, end_of_line)
   Fail: (259) [system] char_type(m, end_of_line)
   Call: (259) [system] m=end_of_file
   Fail: (259) [system] m=end_of_file
^  Call: (259) [user] read_until_eol((0x55798e5fad60), _106056)
   Call: (260) [system] get_char((0x55798e5fad60), _106986)
   Exit: (260) [system] get_char((0x55798e5fad60), ' ')
   Call: (260) [system] char_type(' ', end_of_line)
   Fail: (260) [system] char_type(' ', end_of_line)
   Call: (260) [system] ' '=end_of_file
   Fail: (260) [system] ' '=end_of_file
^  Call: (260) [user] read_until_eol((0x55798e5fad60), _112556)
   Call: (261) [system] get_char((0x55798e5fad60), _113486)
   Exit: (261) [system] get_char((0x55798e5fad60), '(')
   Call: (261) [system] char_type('(', end_of_line)
   Fail: (261) [system] char_type('(', end_of_line)
   Call: (261) [system] '('=end_of_file
   Fail: (261) [system] '('=end_of_file
^  Call: (261) [user] read_until_eol((0x55798e5fad60), _119056)
   Call: (262) [system] get_char((0x55798e5fad60), _119986)
   Exit: (262) [system] get_char((0x55798e5fad60), :)
   Call: (262) [system] char_type(:, end_of_line)
   Fail: (262) [system] char_type(:, end_of_line)
   Call: (262) [system] (:)=end_of_file
   Fail: (262) [system] (:)=end_of_file
^  Call: (262) [user] read_until_eol((0x55798e5fad60), _125556)
   Call: (263) [system] get_char((0x55798e5fad60), _126486)
   Exit: (263) [system] get_char((0x55798e5fad60), ' ')
   Call: (263) [system] char_type(' ', end_of_line)
   Fail: (263) [system] char_type(' ', end_of_line)
   Call: (263) [system] ' '=end_of_file
   Fail: (263) [system] ' '=end_of_file
^  Call: (263) [user] read_until_eol((0x55798e5fad60), _132056)
   Call: (264) [system] get_char((0x55798e5fad60), _132986)
   Exit: (264) [system] get_char((0x55798e5fad60), 'T')
   Call: (264) [system] char_type('T', end_of_line)
   Fail: (264) [system] char_type('T', end_of_line)
   Call: (264) [system] 'T'=end_of_file
   Fail: (264) [system] 'T'=end_of_file
^  Call: (264) [user] read_until_eol((0x55798e5fad60), _138556)
   Call: (265) [system] get_char((0x55798e5fad60), _139486)
   Exit: (265) [system] get_char((0x55798e5fad60), 'E')
   Call: (265) [system] char_type('E', end_of_line)
   Fail: (265) [system] char_type('E', end_of_line)
   Call: (265) [system] 'E'=end_of_file
   Fail: (265) [system] 'E'=end_of_file
^  Call: (265) [user] read_until_eol((0x55798e5fad60), _145056)
   Call: (266) [system] get_char((0x55798e5fad60), _145986)
   Exit: (266) [system] get_char((0x55798e5fad60), 'R')
   Call: (266) [system] char_type('R', end_of_line)
   Fail: (266) [system] char_type('R', end_of_line)
   Call: (266) [system] 'R'=end_of_file
   Fail: (266) [system] 'R'=end_of_file
^  Call: (266) [user] read_until_eol((0x55798e5fad60), _151556)
   Call: (267) [system] get_char((0x55798e5fad60), _152486)
   Exit: (267) [system] get_char((0x55798e5fad60), 'M')
   Call: (267) [system] char_type('M', end_of_line)
   Fail: (267) [system] char_type('M', end_of_line)
   Call: (267) [system] 'M'=end_of_file
   Fail: (267) [system] 'M'=end_of_file
^  Call: (267) [user] read_until_eol((0x55798e5fad60), _158056)
   Call: (268) [system] get_char((0x55798e5fad60), _158986)
   Exit: (268) [system] get_char((0x55798e5fad60), ' ')
   Call: (268) [system] char_type(' ', end_of_line)
   Fail: (268) [system] char_type(' ', end_of_line)
   Call: (268) [system] ' '=end_of_file
   Fail: (268) [system] ' '=end_of_file
^  Call: (268) [user] read_until_eol((0x55798e5fad60), _164556)
   Call: (269) [system] get_char((0x55798e5fad60), _165486)
   Exit: (269) [system] get_char((0x55798e5fad60), 'T')
   Call: (269) [system] char_type('T', end_of_line)
   Fail: (269) [system] char_type('T', end_of_line)
   Call: (269) [system] 'T'=end_of_file
   Fail: (269) [system] 'T'=end_of_file
^  Call: (269) [user] read_until_eol((0x55798e5fad60), _171056)
   Call: (270) [system] get_char((0x55798e5fad60), _171986)
   Exit: (270) [system] get_char((0x55798e5fad60), 'Y')
   Call: (270) [system] char_type('Y', end_of_line)
   Fail: (270) [system] char_type('Y', end_of_line)
   Call: (270) [system] 'Y'=end_of_file
   Fail: (270) [system] 'Y'=end_of_file
^  Call: (270) [user] read_until_eol((0x55798e5fad60), _177556)
   Call: (271) [system] get_char((0x55798e5fad60), _178486)
   Exit: (271) [system] get_char((0x55798e5fad60), 'P')
   Call: (271) [system] char_type('P', end_of_line)
   Fail: (271) [system] char_type('P', end_of_line)
   Call: (271) [system] 'P'=end_of_file
   Fail: (271) [system] 'P'=end_of_file
^  Call: (271) [user] read_until_eol((0x55798e5fad60), _184056)
   Call: (272) [system] get_char((0x55798e5fad60), _184986)
   Exit: (272) [system] get_char((0x55798e5fad60), 'E')
   Call: (272) [system] char_type('E', end_of_line)
   Fail: (272) [system] char_type('E', end_of_line)
   Call: (272) [system] 'E'=end_of_file
   Fail: (272) [system] 'E'=end_of_file
^  Call: (272) [user] read_until_eol((0x55798e5fad60), _190556)
   Call: (273) [system] get_char((0x55798e5fad60), _191486)
   Exit: (273) [system] get_char((0x55798e5fad60), ')')
   Call: (273) [system] char_type(')', end_of_line)
   Fail: (273) [system] char_type(')', end_of_line)
   Call: (273) [system] ')'=end_of_file
   Fail: (273) [system] ')'=end_of_file
^  Call: (273) [user] read_until_eol((0x55798e5fad60), _197056)
   Call: (274) [system] get_char((0x55798e5fad60), _197986)
   Exit: (274) [system] get_char((0x55798e5fad60), '.')
   Call: (274) [system] char_type('.', end_of_line)
   Fail: (274) [system] char_type('.', end_of_line)
   Call: (274) [system] ('.')=end_of_file
   Fail: (274) [system] ('.')=end_of_file
^  Call: (274) [user] read_until_eol((0x55798e5fad60), _203556)
   Call: (275) [system] get_char((0x55798e5fad60), _204486)
   Exit: (275) [system] get_char((0x55798e5fad60), '\n')
   Call: (275) [system] char_type('\n', end_of_line)
   Exit: (275) [system] char_type('\n', end_of_line)
   Call: (275) [system] _203556=""
   Exit: (275) [system] ""=""
^  Exit: (274) [user] read_until_eol((0x55798e5fad60), "")
   Call: (274) [system] string_concat('.', "", _197056)
   Exit: (274) [system] string_concat('.', "", ".")
^  Exit: (273) [user] read_until_eol((0x55798e5fad60), ".")
   Call: (273) [system] string_concat(')', ".", _190556)
   Exit: (273) [system] string_concat(')', ".", ").")
^  Exit: (272) [user] read_until_eol((0x55798e5fad60), ").")
   Call: (272) [system] string_concat('E', ").", _184056)
   Exit: (272) [system] string_concat('E', ").", "E).")
^  Exit: (271) [user] read_until_eol((0x55798e5fad60), "E).")
   Call: (271) [system] string_concat('P', "E).", _177556)
   Exit: (271) [system] string_concat('P', "E).", "PE).")
^  Exit: (270) [user] read_until_eol((0x55798e5fad60), "PE).")
   Call: (270) [system] string_concat('Y', "PE).", _171056)
   Exit: (270) [system] string_concat('Y', "PE).", "YPE).")
^  Exit: (269) [user] read_until_eol((0x55798e5fad60), "YPE).")
   Call: (269) [system] string_concat('T', "YPE).", _164556)
   Exit: (269) [system] string_concat('T', "YPE).", "TYPE).")
^  Exit: (268) [user] read_until_eol((0x55798e5fad60), "TYPE).")
   Call: (268) [system] string_concat(' ', "TYPE).", _158056)
   Exit: (268) [system] string_concat(' ', "TYPE).", " TYPE).")
^  Exit: (267) [user] read_until_eol((0x55798e5fad60), " TYPE).")
   Call: (267) [system] string_concat('M', " TYPE).", _151556)
   Exit: (267) [system] string_concat('M', " TYPE).", "M TYPE).")
^  Exit: (266) [user] read_until_eol((0x55798e5fad60), "M TYPE).")
   Call: (266) [system] string_concat('R', "M TYPE).", _145056)
   Exit: (266) [system] string_concat('R', "M TYPE).", "RM TYPE).")
^  Exit: (265) [user] read_until_eol((0x55798e5fad60), "RM TYPE).")
   Call: (265) [system] string_concat('E', "RM TYPE).", _138556)
   Exit: (265) [system] string_concat('E', "RM TYPE).", "ERM TYPE).")
^  Exit: (264) [user] read_until_eol((0x55798e5fad60), "ERM TYPE).")
   Call: (264) [system] string_concat('T', "ERM TYPE).", _132056)
   Exit: (264) [system] string_concat('T', "ERM TYPE).", "TERM TYPE).")
^  Exit: (263) [user] read_until_eol((0x55798e5fad60), "TERM TYPE).")
   Call: (263) [system] string_concat(' ', "TERM TYPE).", _125556)
   Exit: (263) [system] string_concat(' ', "TERM TYPE).", " TERM TYPE).")
^  Exit: (262) [user] read_until_eol((0x55798e5fad60), " TERM TYPE).")
   Call: (262) [system] string_concat(:, " TERM TYPE).", _119056)
   Exit: (262) [system] string_concat(:, " TERM TYPE).", ": TERM TYPE).")
^  Exit: (261) [user] read_until_eol((0x55798e5fad60), ": TERM TYPE).")
   Call: (261) [system] string_concat('(', ": TERM TYPE).", _112556)
   Exit: (261) [system] string_concat('(', ": TERM TYPE).", "(: TERM TYPE).")
^  Exit: (260) [user] read_until_eol((0x55798e5fad60), "(: TERM TYPE).")
   Call: (260) [system] string_concat(' ', "(: TERM TYPE).", _106056)
   Exit: (260) [system] string_concat(' ', "(: TERM TYPE).", " (: TERM TYPE).")
^  Exit: (259) [user] read_until_eol((0x55798e5fad60), " (: TERM TYPE).")
   Call: (259) [system] string_concat(m, " (: TERM TYPE).", _99556)
   Exit: (259) [system] string_concat(m, " (: TERM TYPE).", "m (: TERM TYPE).")
^  Exit: (258) [user] read_until_eol((0x55798e5fad60), "m (: TERM TYPE).")
   Call: (258) [system] string_concat(r, "m (: TERM TYPE).", _93056)
   Exit: (258) [system] string_concat(r, "m (: TERM TYPE).", "rm (: TERM TYPE).")
^  Exit: (257) [user] read_until_eol((0x55798e5fad60), "rm (: TERM TYPE).")
   Call: (257) [system] string_concat(o, "rm (: TERM TYPE).", _86556)
   Exit: (257) [system] string_concat(o, "rm (: TERM TYPE).", "orm (: TERM TYPE).")
^  Exit: (256) [user] read_until_eol((0x55798e5fad60), "orm (: TERM TYPE).")
   Call: (256) [system] string_concat(f, "orm (: TERM TYPE).", _80056)
   Exit: (256) [system] string_concat(f, "orm (: TERM TYPE).", "form (: TERM TYPE).")
^  Exit: (255) [user] read_until_eol((0x55798e5fad60), "form (: TERM TYPE).")
   Call: (255) [system] string_concat(' ', "form (: TERM TYPE).", _73556)
   Exit: (255) [system] string_concat(' ', "form (: TERM TYPE).", " form (: TERM TYPE).")
^  Exit: (254) [user] read_until_eol((0x55798e5fad60), " form (: TERM TYPE).")
   Call: (254) [system] string_concat(e, " form (: TERM TYPE).", _67056)
   Exit: (254) [system] string_concat(e, " form (: TERM TYPE).", "e form (: TERM TYPE).")
^  Exit: (253) [user] read_until_eol((0x55798e5fad60), "e form (: TERM TYPE).")
   Call: (253) [system] string_concat(h, "e form (: TERM TYPE).", _60556)
   Exit: (253) [system] string_concat(h, "e form (: TERM TYPE).", "he form (: TERM TYPE).")
^  Exit: (252) [user] read_until_eol((0x55798e5fad60), "he form (: TERM TYPE).")
   Call: (252) [system] string_concat(t, "he form (: TERM TYPE).", _54056)
   Exit: (252) [system] string_concat(t, "he form (: TERM TYPE).", "the form (: TERM TYPE).")
^  Exit: (251) [user] read_until_eol((0x55798e5fad60), "the form (: TERM TYPE).")
   Call: (251) [system] string_concat(' ', "the form (: TERM TYPE).", _47556)
   Exit: (251) [system] string_concat(' ', "the form (: TERM TYPE).", " the form (: TERM TYPE).")
^  Exit: (250) [user] read_until_eol((0x55798e5fad60), " the form (: TERM TYPE).")
   Call: (250) [system] string_concat(e, " the form (: TERM TYPE).", _41056)
   Exit: (250) [system] string_concat(e, " the form (: TERM TYPE).", "e the form (: TERM TYPE).")
^  Exit: (249) [user] read_until_eol((0x55798e5fad60), "e the form (: TERM TYPE).")
   Call: (249) [system] string_concat(v, "e the form (: TERM TYPE).", _34556)
   Exit: (249) [system] string_concat(v, "e the form (: TERM TYPE).", "ve the form (: TERM TYPE).")
^  Exit: (248) [user] read_until_eol((0x55798e5fad60), "ve the form (: TERM TYPE).")
   Call: (248) [system] string_concat(a, "ve the form (: TERM TYPE).", _28056)
   Exit: (248) [system] string_concat(a, "ve the form (: TERM TYPE).", "ave the form (: TERM TYPE).")
^  Exit: (247) [user] read_until_eol((0x55798e5fad60), "ave the form (: TERM TYPE).")
   Call: (247) [system] string_concat(h, "ave the form (: TERM TYPE).", _21556)
   Exit: (247) [system] string_concat(h, "ave the form (: TERM TYPE).", "have the form (: TERM TYPE).")
^  Exit: (246) [user] read_until_eol((0x55798e5fad60), "have the form (: TERM TYPE).")
   Call: (246) [system] string_concat(' ', "have the form (: TERM TYPE).", _15056)
   Exit: (246) [system] string_concat(' ', "have the form (: TERM TYPE).", " have the form (: TERM TYPE).")
^  Exit: (245) [user] read_until_eol((0x55798e5fad60), " have the form (: TERM TYPE).")
   Call: (245) [system] string_concat(n, " have the form (: TERM TYPE).", _8556)
   Exit: (245) [system] string_concat(n, " have the form (: TERM TYPE).", "n have the form (: TERM TYPE).")
^  Exit: (244) [user] read_until_eol((0x55798e5fad60), "n have the form (: TERM TYPE).")
   Call: (244) [system] string_concat(o, "n have the form (: TERM TYPE).", _3560)
   Exit: (244) [system] string_concat(o, "n have the form (: TERM TYPE).", "on have the form (: TERM TYPE).")
^  Exit: (243) [user] read_until_eol((0x55798e5fad60), "on have the form (: TERM TYPE).")
   Call: (243) [system] string_concat(i, "on have the form (: TERM TYPE).", _3556)
   Exit: (243) [system] string_concat(i, "on have the form (: TERM TYPE).", "ion have the form (: TERM TYPE).")
^  Exit: (242) [user] read_until_eol((0x55798e5fad60), "ion have the form (: TERM TYPE).")
   Call: (242) [system] string_concat(s, "ion have the form (: TERM TYPE).", _3552)
   Exit: (242) [system] string_concat(s, "ion have the form (: TERM TYPE).", "sion have the form (: TERM TYPE).")
^  Exit: (241) [user] read_until_eol((0x55798e5fad60), "sion have the form (: TERM TYPE).")
   Call: (241) [system] string_concat(u, "sion have the form (: TERM TYPE).", _3548)
   Exit: (241) [system] string_concat(u, "sion have the form (: TERM TYPE).", "usion have the form (: TERM TYPE).")
^  Exit: (240) [user] read_until_eol((0x55798e5fad60), "usion have the form (: TERM TYPE).")
   Call: (240) [system] string_concat(l, "usion have the form (: TERM TYPE).", _3544)
   Exit: (240) [system] string_concat(l, "usion have the form (: TERM TYPE).", "lusion have the form (: TERM TYPE).")
^  Exit: (239) [user] read_until_eol((0x55798e5fad60), "lusion have the form (: TERM TYPE).")
   Call: (239) [system] string_concat(c, "lusion have the form (: TERM TYPE).", _3540)
   Exit: (239) [system] string_concat(c, "lusion have the form (: TERM TYPE).", "clusion have the form (: TERM TYPE).")
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), "clusion have the form (: TERM TYPE).")
   Call: (238) [system] string_concat(n, "clusion have the form (: TERM TYPE).", _3536)
   Exit: (238) [system] string_concat(n, "clusion have the form (: TERM TYPE).", "nclusion have the form (: TERM TYPE).")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), "nclusion have the form (: TERM TYPE).")
   Call: (237) [system] string_concat(o, "nclusion have the form (: TERM TYPE).", _3532)
   Exit: (237) [system] string_concat(o, "nclusion have the form (: TERM TYPE).", "onclusion have the form (: TERM TYPE).")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), "onclusion have the form (: TERM TYPE).")
   Call: (236) [system] string_concat(c, "onclusion have the form (: TERM TYPE).", _3528)
   Exit: (236) [system] string_concat(c, "onclusion have the form (: TERM TYPE).", "conclusion have the form (: TERM TYPE).")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), "conclusion have the form (: TERM TYPE).")
   Call: (235) [system] string_concat(' ', "conclusion have the form (: TERM TYPE).", _3524)
   Exit: (235) [system] string_concat(' ', "conclusion have the form (: TERM TYPE).", " conclusion have the form (: TERM TYPE).")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), " conclusion have the form (: TERM TYPE).")
   Call: (234) [system] string_concat(d, " conclusion have the form (: TERM TYPE).", _3520)
   Exit: (234) [system] string_concat(d, " conclusion have the form (: TERM TYPE).", "d conclusion have the form (: TERM TYPE).")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "d conclusion have the form (: TERM TYPE).")
   Call: (233) [system] string_concat(n, "d conclusion have the form (: TERM TYPE).", _3516)
   Exit: (233) [system] string_concat(n, "d conclusion have the form (: TERM TYPE).", "nd conclusion have the form (: TERM TYPE).")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), "nd conclusion have the form (: TERM TYPE).")
   Call: (232) [system] string_concat(a, "nd conclusion have the form (: TERM TYPE).", _3512)
   Exit: (232) [system] string_concat(a, "nd conclusion have the form (: TERM TYPE).", "and conclusion have the form (: TERM TYPE).")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "and conclusion have the form (: TERM TYPE).")
   Call: (231) [system] string_concat(' ', "and conclusion have the form (: TERM TYPE).", _3508)
   Exit: (231) [system] string_concat(' ', "and conclusion have the form (: TERM TYPE).", " and conclusion have the form (: TERM TYPE).")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), " and conclusion have the form (: TERM TYPE).")
   Call: (230) [system] string_concat(s, " and conclusion have the form (: TERM TYPE).", _3504)
   Exit: (230) [system] string_concat(s, " and conclusion have the form (: TERM TYPE).", "s and conclusion have the form (: TERM TYPE).")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), "s and conclusion have the form (: TERM TYPE).")
   Call: (229) [system] string_concat(e, "s and conclusion have the form (: TERM TYPE).", _3500)
   Exit: (229) [system] string_concat(e, "s and conclusion have the form (: TERM TYPE).", "es and conclusion have the form (: TERM TYPE).")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), "es and conclusion have the form (: TERM TYPE).")
   Call: (228) [system] string_concat(s, "es and conclusion have the form (: TERM TYPE).", _3496)
   Exit: (228) [system] string_concat(s, "es and conclusion have the form (: TERM TYPE).", "ses and conclusion have the form (: TERM TYPE).")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "ses and conclusion have the form (: TERM TYPE).")
   Call: (227) [system] string_concat(i, "ses and conclusion have the form (: TERM TYPE).", _3492)
   Exit: (227) [system] string_concat(i, "ses and conclusion have the form (: TERM TYPE).", "ises and conclusion have the form (: TERM TYPE).")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), "ises and conclusion have the form (: TERM TYPE).")
   Call: (226) [system] string_concat(m, "ises and conclusion have the form (: TERM TYPE).", _3488)
   Exit: (226) [system] string_concat(m, "ises and conclusion have the form (: TERM TYPE).", "mises and conclusion have the form (: TERM TYPE).")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), "mises and conclusion have the form (: TERM TYPE).")
   Call: (225) [system] string_concat(e, "mises and conclusion have the form (: TERM TYPE).", _3484)
   Exit: (225) [system] string_concat(e, "mises and conclusion have the form (: TERM TYPE).", "emises and conclusion have the form (: TERM TYPE).")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "emises and conclusion have the form (: TERM TYPE).")
   Call: (224) [system] string_concat(r, "emises and conclusion have the form (: TERM TYPE).", _3480)
   Exit: (224) [system] string_concat(r, "emises and conclusion have the form (: TERM TYPE).", "remises and conclusion have the form (: TERM TYPE).")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), "remises and conclusion have the form (: TERM TYPE).")
   Call: (223) [system] string_concat(p, "remises and conclusion have the form (: TERM TYPE).", _3476)
   Exit: (223) [system] string_concat(p, "remises and conclusion have the form (: TERM TYPE).", "premises and conclusion have the form (: TERM TYPE).")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "premises and conclusion have the form (: TERM TYPE).")
   Call: (222) [system] string_concat(' ', "premises and conclusion have the form (: TERM TYPE).", _3472)
   Exit: (222) [system] string_concat(' ', "premises and conclusion have the form (: TERM TYPE).", " premises and conclusion have the form (: TERM TYPE).")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), " premises and conclusion have the form (: TERM TYPE).")
   Call: (221) [system] string_concat(e, " premises and conclusion have the form (: TERM TYPE).", _3468)
   Exit: (221) [system] string_concat(e, " premises and conclusion have the form (: TERM TYPE).", "e premises and conclusion have the form (: TERM TYPE).")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "e premises and conclusion have the form (: TERM TYPE).")
   Call: (220) [system] string_concat(r, "e premises and conclusion have the form (: TERM TYPE).", _3464)
   Exit: (220) [system] string_concat(r, "e premises and conclusion have the form (: TERM TYPE).", "re premises and conclusion have the form (: TERM TYPE).")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "re premises and conclusion have the form (: TERM TYPE).")
   Call: (219) [system] string_concat(e, "re premises and conclusion have the form (: TERM TYPE).", _3460)
   Exit: (219) [system] string_concat(e, "re premises and conclusion have the form (: TERM TYPE).", "ere premises and conclusion have the form (: TERM TYPE).")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "ere premises and conclusion have the form (: TERM TYPE).")
   Call: (218) [system] string_concat(h, "ere premises and conclusion have the form (: TERM TYPE).", _3456)
   Exit: (218) [system] string_concat(h, "ere premises and conclusion have the form (: TERM TYPE).", "here premises and conclusion have the form (: TERM TYPE).")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "here premises and conclusion have the form (: TERM TYPE).")
   Call: (217) [system] string_concat(w, "here premises and conclusion have the form (: TERM TYPE).", _3452)
   Exit: (217) [system] string_concat(w, "here premises and conclusion have the form (: TERM TYPE).", "where premises and conclusion have the form (: TERM TYPE).")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "where premises and conclusion have the form (: TERM TYPE).")
   Call: (216) [system] string_concat(' ', "where premises and conclusion have the form (: TERM TYPE).", _3448)
   Exit: (216) [system] string_concat(' ', "where premises and conclusion have the form (: TERM TYPE).", " where premises and conclusion have the form (: TERM TYPE).")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), " where premises and conclusion have the form (: TERM TYPE).")
   Call: (215) [system] string_concat(' ', " where premises and conclusion have the form (: TERM TYPE).", _3444)
   Exit: (215) [system] string_concat(' ', " where premises and conclusion have the form (: TERM TYPE).", "  where premises and conclusion have the form (: TERM TYPE).")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "  where premises and conclusion have the form (: TERM TYPE).")
   Call: (214) [system] string_concat(' ', "  where premises and conclusion have the form (: TERM TYPE).", _3440)
   Exit: (214) [system] string_concat(' ', "  where premises and conclusion have the form (: TERM TYPE).", "   where premises and conclusion have the form (: TERM TYPE).")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "   where premises and conclusion have the form (: TERM TYPE).")
   Call: (213) [system] string_concat(' ', "   where premises and conclusion have the form (: TERM TYPE).", _3436)
   Exit: (213) [system] string_concat(' ', "   where premises and conclusion have the form (: TERM TYPE).", "    where premises and conclusion have the form (: TERM TYPE).")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), "    where premises and conclusion have the form (: TERM TYPE).")
   Call: (212) [system] string_concat(' ', "    where premises and conclusion have the form (: TERM TYPE).", _3432)
   Exit: (212) [system] string_concat(' ', "    where premises and conclusion have the form (: TERM TYPE).", "     where premises and conclusion have the form (: TERM TYPE).")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "     where premises and conclusion have the form (: TERM TYPE).")
   Call: (211) [system] string_concat(' ', "     where premises and conclusion have the form (: TERM TYPE).", _3428)
   Exit: (211) [system] string_concat(' ', "     where premises and conclusion have the form (: TERM TYPE).", "      where premises and conclusion have the form (: TERM TYPE).")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "      where premises and conclusion have the form (: TERM TYPE).")
   Call: (210) [system] string_concat(;, "      where premises and conclusion have the form (: TERM TYPE).", _3424)
   Exit: (210) [system] string_concat(;, "      where premises and conclusion have the form (: TERM TYPE).", ";      where premises and conclusion have the form (: TERM TYPE).")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), ";      where premises and conclusion have the form (: TERM TYPE).")
   Call: (209) [system] string_concat(;, ";      where premises and conclusion have the form (: TERM TYPE).", _3420)
   Exit: (209) [system] string_concat(;, ";      where premises and conclusion have the form (: TERM TYPE).", ";;      where premises and conclusion have the form (: TERM TYPE).")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), ";;      where premises and conclusion have the form (: TERM TYPE).")
^  Call: (208) [user] assertz(metta_file_comment(43, 0, 1404, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$stream_position'(1404, 43, 0, 1404)))
^  Exit: (208) [user] assertz(metta_file_comment(43, 0, 1404, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$stream_position'(1404, 43, 0, 1404)))
^  Exit: (207) [user] read_comment((0x55798e5fad60))
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _399898)
   Exit: (208) [system] peek_char((0x55798e5fad60), ;)
   Call: (208) [system] (;)=(;)
   Exit: (208) [system] (;)=(;)
^  Call: (208) [user] read_comment((0x55798e5fad60))
^  Call: (209) [user] read_position((0x55798e5fad60), _404536, _404538, _404540, _404542)
   Call: (210) [system] stream_property((0x55798e5fad60), position(_404542))
   Call: (211) [system] nonvar((0x55798e5fad60))
   Exit: (211) [system] nonvar((0x55798e5fad60))
   Call: (211) [system] nonvar(position(_404542))
   Exit: (211) [system] nonvar(position(_404542))
   Exit: (210) [system] stream_property((0x55798e5fad60), position('$stream_position'(1471, 44, 0, 1471)))
   Call: (210) [$syspreds] stream_position_data(line_count, '$stream_position'(1471, 44, 0, 1471), _404536)
   Call: (211) [system] nonvar(line_count)
   Exit: (211) [system] nonvar(line_count)
   Call: (211) [$syspreds] stream_position_field(line_count, _413830)
   Exit: (211) [$syspreds] stream_position_field(line_count, 2)
   Call: (211) [system] arg(2, '$stream_position'(1471, 44, 0, 1471), _404536)
   Exit: (211) [system] arg(2, '$stream_position'(1471, 44, 0, 1471), 44)
   Exit: (210) [$syspreds] stream_position_data(line_count, '$stream_position'(1471, 44, 0, 1471), 44)
   Call: (210) [$syspreds] stream_position_data(line_position, '$stream_position'(1471, 44, 0, 1471), _404538)
   Call: (211) [system] nonvar(line_position)
   Exit: (211) [system] nonvar(line_position)
   Call: (211) [$syspreds] stream_position_field(line_position, _421264)
   Exit: (211) [$syspreds] stream_position_field(line_position, 3)
   Call: (211) [system] arg(3, '$stream_position'(1471, 44, 0, 1471), _404538)
   Exit: (211) [system] arg(3, '$stream_position'(1471, 44, 0, 1471), 0)
   Exit: (210) [$syspreds] stream_position_data(line_position, '$stream_position'(1471, 44, 0, 1471), 0)
   Call: (210) [$syspreds] stream_position_data(char_count, '$stream_position'(1471, 44, 0, 1471), _404540)
   Call: (211) [system] nonvar(char_count)
   Exit: (211) [system] nonvar(char_count)
   Call: (211) [$syspreds] stream_position_field(char_count, _428698)
   Exit: (211) [$syspreds] stream_position_field(char_count, 1)
   Call: (211) [system] arg(1, '$stream_position'(1471, 44, 0, 1471), _404540)
   Exit: (211) [system] arg(1, '$stream_position'(1471, 44, 0, 1471), 1471)
   Exit: (210) [$syspreds] stream_position_data(char_count, '$stream_position'(1471, 44, 0, 1471), 1471)
^  Exit: (209) [user] read_position((0x55798e5fad60), 44, 0, 1471, '$stream_position'(1471, 44, 0, 1471))
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _434292)
   Call: (210) [system] get_char((0x55798e5fad60), _435222)
   Exit: (210) [system] get_char((0x55798e5fad60), ;)
   Call: (210) [system] char_type(;, end_of_line)
   Fail: (210) [system] char_type(;, end_of_line)
   Call: (210) [system] (;)=end_of_file
   Fail: (210) [system] (;)=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _440792)
   Call: (211) [system] get_char((0x55798e5fad60), _441722)
   Exit: (211) [system] get_char((0x55798e5fad60), ;)
   Call: (211) [system] char_type(;, end_of_line)
   Fail: (211) [system] char_type(;, end_of_line)
   Call: (211) [system] (;)=end_of_file
   Fail: (211) [system] (;)=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _447292)
   Call: (212) [system] get_char((0x55798e5fad60), _448222)
   Exit: (212) [system] get_char((0x55798e5fad60), '\n')
   Call: (212) [system] char_type('\n', end_of_line)
   Exit: (212) [system] char_type('\n', end_of_line)
   Call: (212) [system] _447292=""
   Exit: (212) [system] ""=""
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "")
   Call: (211) [system] string_concat(;, "", _440792)
   Exit: (211) [system] string_concat(;, "", ";")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), ";")
   Call: (210) [system] string_concat(;, ";", _434292)
   Exit: (210) [system] string_concat(;, ";", ";;")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), ";;")
^  Call: (209) [user] assertz(metta_file_comment(44, 0, 1471, '$COMMENT'(";;", 44, 0), '$stream_position'(1471, 44, 0, 1471)))
^  Exit: (209) [user] assertz(metta_file_comment(44, 0, 1471, '$COMMENT'(";;", 44, 0), '$stream_position'(1471, 44, 0, 1471)))
^  Exit: (208) [user] read_comment((0x55798e5fad60))
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _464050)
   Exit: (209) [system] peek_char((0x55798e5fad60), ;)
   Call: (209) [system] (;)=(;)
   Exit: (209) [system] (;)=(;)
^  Call: (209) [user] read_comment((0x55798e5fad60))
^  Call: (210) [user] read_position((0x55798e5fad60), _468688, _468690, _468692, _468694)
   Call: (211) [system] stream_property((0x55798e5fad60), position(_468694))
   Call: (212) [system] nonvar((0x55798e5fad60))
   Exit: (212) [system] nonvar((0x55798e5fad60))
   Call: (212) [system] nonvar(position(_468694))
   Exit: (212) [system] nonvar(position(_468694))
   Exit: (211) [system] stream_property((0x55798e5fad60), position('$stream_position'(1474, 45, 0, 1474)))
   Call: (211) [$syspreds] stream_position_data(line_count, '$stream_position'(1474, 45, 0, 1474), _468688)
   Call: (212) [system] nonvar(line_count)
   Exit: (212) [system] nonvar(line_count)
   Call: (212) [$syspreds] stream_position_field(line_count, _477982)
   Exit: (212) [$syspreds] stream_position_field(line_count, 2)
   Call: (212) [system] arg(2, '$stream_position'(1474, 45, 0, 1474), _468688)
   Exit: (212) [system] arg(2, '$stream_position'(1474, 45, 0, 1474), 45)
   Exit: (211) [$syspreds] stream_position_data(line_count, '$stream_position'(1474, 45, 0, 1474), 45)
   Call: (211) [$syspreds] stream_position_data(line_position, '$stream_position'(1474, 45, 0, 1474), _468690)
   Call: (212) [system] nonvar(line_position)
   Exit: (212) [system] nonvar(line_position)
   Call: (212) [$syspreds] stream_position_field(line_position, _485416)
   Exit: (212) [$syspreds] stream_position_field(line_position, 3)
   Call: (212) [system] arg(3, '$stream_position'(1474, 45, 0, 1474), _468690)
   Exit: (212) [system] arg(3, '$stream_position'(1474, 45, 0, 1474), 0)
   Exit: (211) [$syspreds] stream_position_data(line_position, '$stream_position'(1474, 45, 0, 1474), 0)
   Call: (211) [$syspreds] stream_position_data(char_count, '$stream_position'(1474, 45, 0, 1474), _468692)
   Call: (212) [system] nonvar(char_count)
   Exit: (212) [system] nonvar(char_count)
   Call: (212) [$syspreds] stream_position_field(char_count, _492850)
   Exit: (212) [$syspreds] stream_position_field(char_count, 1)
   Call: (212) [system] arg(1, '$stream_position'(1474, 45, 0, 1474), _468692)
   Exit: (212) [system] arg(1, '$stream_position'(1474, 45, 0, 1474), 1474)
   Exit: (211) [$syspreds] stream_position_data(char_count, '$stream_position'(1474, 45, 0, 1474), 1474)
^  Exit: (210) [user] read_position((0x55798e5fad60), 45, 0, 1474, '$stream_position'(1474, 45, 0, 1474))
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _498444)
   Call: (211) [system] get_char((0x55798e5fad60), _499374)
   Exit: (211) [system] get_char((0x55798e5fad60), ;)
   Call: (211) [system] char_type(;, end_of_line)
   Fail: (211) [system] char_type(;, end_of_line)
   Call: (211) [system] (;)=end_of_file
   Fail: (211) [system] (;)=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _504944)
   Call: (212) [system] get_char((0x55798e5fad60), _505874)
   Exit: (212) [system] get_char((0x55798e5fad60), ;)
   Call: (212) [system] char_type(;, end_of_line)
   Fail: (212) [system] char_type(;, end_of_line)
   Call: (212) [system] (;)=end_of_file
   Fail: (212) [system] (;)=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _511444)
   Call: (213) [system] get_char((0x55798e5fad60), _512374)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
   Call: (213) [system] char_type(' ', end_of_line)
   Fail: (213) [system] char_type(' ', end_of_line)
   Call: (213) [system] ' '=end_of_file
   Fail: (213) [system] ' '=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _517944)
   Call: (214) [system] get_char((0x55798e5fad60), _518874)
   Exit: (214) [system] get_char((0x55798e5fad60), $)
   Call: (214) [system] char_type($, end_of_line)
   Fail: (214) [system] char_type($, end_of_line)
   Call: (214) [system] ($)=end_of_file
   Fail: (214) [system] ($)=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _524444)
   Call: (215) [system] get_char((0x55798e5fad60), _525374)
   Exit: (215) [system] get_char((0x55798e5fad60), d)
   Call: (215) [system] char_type(d, end_of_line)
   Fail: (215) [system] char_type(d, end_of_line)
   Call: (215) [system] d=end_of_file
   Fail: (215) [system] d=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _530944)
   Call: (216) [system] get_char((0x55798e5fad60), _531874)
   Exit: (216) [system] get_char((0x55798e5fad60), e)
   Call: (216) [system] char_type(e, end_of_line)
   Fail: (216) [system] char_type(e, end_of_line)
   Call: (216) [system] e=end_of_file
   Fail: (216) [system] e=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _537444)
   Call: (217) [system] get_char((0x55798e5fad60), _538374)
   Exit: (217) [system] get_char((0x55798e5fad60), p)
   Call: (217) [system] char_type(p, end_of_line)
   Fail: (217) [system] char_type(p, end_of_line)
   Call: (217) [system] p=end_of_file
   Fail: (217) [system] p=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _543944)
   Call: (218) [system] get_char((0x55798e5fad60), _544874)
   Exit: (218) [system] get_char((0x55798e5fad60), t)
   Call: (218) [system] char_type(t, end_of_line)
   Fail: (218) [system] char_type(t, end_of_line)
   Call: (218) [system] t=end_of_file
   Fail: (218) [system] t=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _550444)
   Call: (219) [system] get_char((0x55798e5fad60), _551374)
   Exit: (219) [system] get_char((0x55798e5fad60), h)
   Call: (219) [system] char_type(h, end_of_line)
   Fail: (219) [system] char_type(h, end_of_line)
   Call: (219) [system] h=end_of_file
   Fail: (219) [system] h=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _556944)
   Call: (220) [system] get_char((0x55798e5fad60), _557874)
   Exit: (220) [system] get_char((0x55798e5fad60), :)
   Call: (220) [system] char_type(:, end_of_line)
   Fail: (220) [system] char_type(:, end_of_line)
   Call: (220) [system] (:)=end_of_file
   Fail: (220) [system] (:)=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _563444)
   Call: (221) [system] get_char((0x55798e5fad60), _564374)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
   Call: (221) [system] char_type(' ', end_of_line)
   Fail: (221) [system] char_type(' ', end_of_line)
   Call: (221) [system] ' '=end_of_file
   Fail: (221) [system] ' '=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _569944)
   Call: (222) [system] get_char((0x55798e5fad60), _570874)
   Exit: (222) [system] get_char((0x55798e5fad60), a)
   Call: (222) [system] char_type(a, end_of_line)
   Fail: (222) [system] char_type(a, end_of_line)
   Call: (222) [system] a=end_of_file
   Fail: (222) [system] a=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _576444)
   Call: (223) [system] get_char((0x55798e5fad60), _577374)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
   Call: (223) [system] char_type(' ', end_of_line)
   Fail: (223) [system] char_type(' ', end_of_line)
   Call: (223) [system] ' '=end_of_file
   Fail: (223) [system] ' '=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _582944)
   Call: (224) [system] get_char((0x55798e5fad60), _583874)
   Exit: (224) [system] get_char((0x55798e5fad60), 'N')
   Call: (224) [system] char_type('N', end_of_line)
   Fail: (224) [system] char_type('N', end_of_line)
   Call: (224) [system] 'N'=end_of_file
   Fail: (224) [system] 'N'=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _589444)
   Call: (225) [system] get_char((0x55798e5fad60), _590374)
   Exit: (225) [system] get_char((0x55798e5fad60), a)
   Call: (225) [system] char_type(a, end_of_line)
   Fail: (225) [system] char_type(a, end_of_line)
   Call: (225) [system] a=end_of_file
   Fail: (225) [system] a=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _595944)
   Call: (226) [system] get_char((0x55798e5fad60), _596874)
   Exit: (226) [system] get_char((0x55798e5fad60), t)
   Call: (226) [system] char_type(t, end_of_line)
   Fail: (226) [system] char_type(t, end_of_line)
   Call: (226) [system] t=end_of_file
   Fail: (226) [system] t=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _602444)
   Call: (227) [system] get_char((0x55798e5fad60), _603374)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
   Call: (227) [system] char_type(' ', end_of_line)
   Fail: (227) [system] char_type(' ', end_of_line)
   Call: (227) [system] ' '=end_of_file
   Fail: (227) [system] ' '=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _608944)
   Call: (228) [system] get_char((0x55798e5fad60), _609874)
   Exit: (228) [system] get_char((0x55798e5fad60), r)
   Call: (228) [system] char_type(r, end_of_line)
   Fail: (228) [system] char_type(r, end_of_line)
   Call: (228) [system] r=end_of_file
   Fail: (228) [system] r=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _615444)
   Call: (229) [system] get_char((0x55798e5fad60), _616374)
   Exit: (229) [system] get_char((0x55798e5fad60), e)
   Call: (229) [system] char_type(e, end_of_line)
   Fail: (229) [system] char_type(e, end_of_line)
   Call: (229) [system] e=end_of_file
   Fail: (229) [system] e=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _621944)
   Call: (230) [system] get_char((0x55798e5fad60), _622874)
   Exit: (230) [system] get_char((0x55798e5fad60), p)
   Call: (230) [system] char_type(p, end_of_line)
   Fail: (230) [system] char_type(p, end_of_line)
   Call: (230) [system] p=end_of_file
   Fail: (230) [system] p=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _628444)
   Call: (231) [system] get_char((0x55798e5fad60), _629374)
   Exit: (231) [system] get_char((0x55798e5fad60), r)
   Call: (231) [system] char_type(r, end_of_line)
   Fail: (231) [system] char_type(r, end_of_line)
   Call: (231) [system] r=end_of_file
   Fail: (231) [system] r=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _634944)
   Call: (232) [system] get_char((0x55798e5fad60), _635874)
   Exit: (232) [system] get_char((0x55798e5fad60), e)
   Call: (232) [system] char_type(e, end_of_line)
   Fail: (232) [system] char_type(e, end_of_line)
   Call: (232) [system] e=end_of_file
   Fail: (232) [system] e=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _641444)
   Call: (233) [system] get_char((0x55798e5fad60), _642374)
   Exit: (233) [system] get_char((0x55798e5fad60), s)
   Call: (233) [system] char_type(s, end_of_line)
   Fail: (233) [system] char_type(s, end_of_line)
   Call: (233) [system] s=end_of_file
   Fail: (233) [system] s=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _647944)
   Call: (234) [system] get_char((0x55798e5fad60), _648874)
   Exit: (234) [system] get_char((0x55798e5fad60), e)
   Call: (234) [system] char_type(e, end_of_line)
   Fail: (234) [system] char_type(e, end_of_line)
   Call: (234) [system] e=end_of_file
   Fail: (234) [system] e=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _654444)
   Call: (235) [system] get_char((0x55798e5fad60), _655374)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] char_type(n, end_of_line)
   Fail: (235) [system] char_type(n, end_of_line)
   Call: (235) [system] n=end_of_file
   Fail: (235) [system] n=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _660944)
   Call: (236) [system] get_char((0x55798e5fad60), _661874)
   Exit: (236) [system] get_char((0x55798e5fad60), t)
   Call: (236) [system] char_type(t, end_of_line)
   Fail: (236) [system] char_type(t, end_of_line)
   Call: (236) [system] t=end_of_file
   Fail: (236) [system] t=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _667444)
   Call: (237) [system] get_char((0x55798e5fad60), _668374)
   Exit: (237) [system] get_char((0x55798e5fad60), i)
   Call: (237) [system] char_type(i, end_of_line)
   Fail: (237) [system] char_type(i, end_of_line)
   Call: (237) [system] i=end_of_file
   Fail: (237) [system] i=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _673944)
   Call: (238) [system] get_char((0x55798e5fad60), _674874)
   Exit: (238) [system] get_char((0x55798e5fad60), n)
   Call: (238) [system] char_type(n, end_of_line)
   Fail: (238) [system] char_type(n, end_of_line)
   Call: (238) [system] n=end_of_file
   Fail: (238) [system] n=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _680444)
   Call: (239) [system] get_char((0x55798e5fad60), _681374)
   Exit: (239) [system] get_char((0x55798e5fad60), g)
   Call: (239) [system] char_type(g, end_of_line)
   Fail: (239) [system] char_type(g, end_of_line)
   Call: (239) [system] g=end_of_file
   Fail: (239) [system] g=end_of_file
^  Call: (239) [user] read_until_eol((0x55798e5fad60), _686944)
   Call: (240) [system] get_char((0x55798e5fad60), _687874)
   Exit: (240) [system] get_char((0x55798e5fad60), ' ')
   Call: (240) [system] char_type(' ', end_of_line)
   Fail: (240) [system] char_type(' ', end_of_line)
   Call: (240) [system] ' '=end_of_file
   Fail: (240) [system] ' '=end_of_file
^  Call: (240) [user] read_until_eol((0x55798e5fad60), _693444)
   Call: (241) [system] get_char((0x55798e5fad60), _694374)
   Exit: (241) [system] get_char((0x55798e5fad60), t)
   Call: (241) [system] char_type(t, end_of_line)
   Fail: (241) [system] char_type(t, end_of_line)
   Call: (241) [system] t=end_of_file
   Fail: (241) [system] t=end_of_file
^  Call: (241) [user] read_until_eol((0x55798e5fad60), _699944)
   Call: (242) [system] get_char((0x55798e5fad60), _700874)
   Exit: (242) [system] get_char((0x55798e5fad60), h)
   Call: (242) [system] char_type(h, end_of_line)
   Fail: (242) [system] char_type(h, end_of_line)
   Call: (242) [system] h=end_of_file
   Fail: (242) [system] h=end_of_file
^  Call: (242) [user] read_until_eol((0x55798e5fad60), _706444)
   Call: (243) [system] get_char((0x55798e5fad60), _707374)
   Exit: (243) [system] get_char((0x55798e5fad60), e)
   Call: (243) [system] char_type(e, end_of_line)
   Fail: (243) [system] char_type(e, end_of_line)
   Call: (243) [system] e=end_of_file
   Fail: (243) [system] e=end_of_file
^  Call: (243) [user] read_until_eol((0x55798e5fad60), _712944)
   Call: (244) [system] get_char((0x55798e5fad60), _713874)
   Exit: (244) [system] get_char((0x55798e5fad60), ' ')
   Call: (244) [system] char_type(' ', end_of_line)
   Fail: (244) [system] char_type(' ', end_of_line)
   Call: (244) [system] ' '=end_of_file
   Fail: (244) [system] ' '=end_of_file
^  Call: (244) [user] read_until_eol((0x55798e5fad60), _719444)
   Call: (245) [system] get_char((0x55798e5fad60), _720374)
   Exit: (245) [system] get_char((0x55798e5fad60), m)
   Call: (245) [system] char_type(m, end_of_line)
   Fail: (245) [system] char_type(m, end_of_line)
   Call: (245) [system] m=end_of_file
   Fail: (245) [system] m=end_of_file
^  Call: (245) [user] read_until_eol((0x55798e5fad60), _725944)
   Call: (246) [system] get_char((0x55798e5fad60), _726874)
   Exit: (246) [system] get_char((0x55798e5fad60), a)
   Call: (246) [system] char_type(a, end_of_line)
   Fail: (246) [system] char_type(a, end_of_line)
   Call: (246) [system] a=end_of_file
   Fail: (246) [system] a=end_of_file
^  Call: (246) [user] read_until_eol((0x55798e5fad60), _732444)
   Call: (247) [system] get_char((0x55798e5fad60), _733374)
   Exit: (247) [system] get_char((0x55798e5fad60), x)
   Call: (247) [system] char_type(x, end_of_line)
   Fail: (247) [system] char_type(x, end_of_line)
   Call: (247) [system] x=end_of_file
   Fail: (247) [system] x=end_of_file
^  Call: (247) [user] read_until_eol((0x55798e5fad60), _738944)
   Call: (248) [system] get_char((0x55798e5fad60), _739874)
   Exit: (248) [system] get_char((0x55798e5fad60), i)
   Call: (248) [system] char_type(i, end_of_line)
   Fail: (248) [system] char_type(i, end_of_line)
   Call: (248) [system] i=end_of_file
   Fail: (248) [system] i=end_of_file
^  Call: (248) [user] read_until_eol((0x55798e5fad60), _745444)
   Call: (249) [system] get_char((0x55798e5fad60), _746374)
   Exit: (249) [system] get_char((0x55798e5fad60), m)
   Call: (249) [system] char_type(m, end_of_line)
   Fail: (249) [system] char_type(m, end_of_line)
   Call: (249) [system] m=end_of_file
   Fail: (249) [system] m=end_of_file
^  Call: (249) [user] read_until_eol((0x55798e5fad60), _751944)
   Call: (250) [system] get_char((0x55798e5fad60), _752874)
   Exit: (250) [system] get_char((0x55798e5fad60), u)
   Call: (250) [system] char_type(u, end_of_line)
   Fail: (250) [system] char_type(u, end_of_line)
   Call: (250) [system] u=end_of_file
   Fail: (250) [system] u=end_of_file
^  Call: (250) [user] read_until_eol((0x55798e5fad60), _758444)
   Call: (251) [system] get_char((0x55798e5fad60), _759374)
   Exit: (251) [system] get_char((0x55798e5fad60), m)
   Call: (251) [system] char_type(m, end_of_line)
   Fail: (251) [system] char_type(m, end_of_line)
   Call: (251) [system] m=end_of_file
   Fail: (251) [system] m=end_of_file
^  Call: (251) [user] read_until_eol((0x55798e5fad60), _764944)
   Call: (252) [system] get_char((0x55798e5fad60), _765874)
   Exit: (252) [system] get_char((0x55798e5fad60), ' ')
   Call: (252) [system] char_type(' ', end_of_line)
   Fail: (252) [system] char_type(' ', end_of_line)
   Call: (252) [system] ' '=end_of_file
   Fail: (252) [system] ' '=end_of_file
^  Call: (252) [user] read_until_eol((0x55798e5fad60), _771444)
   Call: (253) [system] get_char((0x55798e5fad60), _772374)
   Exit: (253) [system] get_char((0x55798e5fad60), d)
   Call: (253) [system] char_type(d, end_of_line)
   Fail: (253) [system] char_type(d, end_of_line)
   Call: (253) [system] d=end_of_file
   Fail: (253) [system] d=end_of_file
^  Call: (253) [user] read_until_eol((0x55798e5fad60), _777944)
   Call: (254) [system] get_char((0x55798e5fad60), _778874)
   Exit: (254) [system] get_char((0x55798e5fad60), e)
   Call: (254) [system] char_type(e, end_of_line)
   Fail: (254) [system] char_type(e, end_of_line)
   Call: (254) [system] e=end_of_file
   Fail: (254) [system] e=end_of_file
^  Call: (254) [user] read_until_eol((0x55798e5fad60), _784444)
   Call: (255) [system] get_char((0x55798e5fad60), _785374)
   Exit: (255) [system] get_char((0x55798e5fad60), p)
   Call: (255) [system] char_type(p, end_of_line)
   Fail: (255) [system] char_type(p, end_of_line)
   Call: (255) [system] p=end_of_file
   Fail: (255) [system] p=end_of_file
^  Call: (255) [user] read_until_eol((0x55798e5fad60), _790944)
   Call: (256) [system] get_char((0x55798e5fad60), _791874)
   Exit: (256) [system] get_char((0x55798e5fad60), t)
   Call: (256) [system] char_type(t, end_of_line)
   Fail: (256) [system] char_type(t, end_of_line)
   Call: (256) [system] t=end_of_file
   Fail: (256) [system] t=end_of_file
^  Call: (256) [user] read_until_eol((0x55798e5fad60), _797444)
   Call: (257) [system] get_char((0x55798e5fad60), _798374)
   Exit: (257) [system] get_char((0x55798e5fad60), h)
   Call: (257) [system] char_type(h, end_of_line)
   Fail: (257) [system] char_type(h, end_of_line)
   Call: (257) [system] h=end_of_file
   Fail: (257) [system] h=end_of_file
^  Call: (257) [user] read_until_eol((0x55798e5fad60), _803944)
   Call: (258) [system] get_char((0x55798e5fad60), _804874)
   Exit: (258) [system] get_char((0x55798e5fad60), ' ')
   Call: (258) [system] char_type(' ', end_of_line)
   Fail: (258) [system] char_type(' ', end_of_line)
   Call: (258) [system] ' '=end_of_file
   Fail: (258) [system] ' '=end_of_file
^  Call: (258) [user] read_until_eol((0x55798e5fad60), _810444)
   Call: (259) [system] get_char((0x55798e5fad60), _811374)
   Exit: (259) [system] get_char((0x55798e5fad60), o)
   Call: (259) [system] char_type(o, end_of_line)
   Fail: (259) [system] char_type(o, end_of_line)
   Call: (259) [system] o=end_of_file
   Fail: (259) [system] o=end_of_file
^  Call: (259) [user] read_until_eol((0x55798e5fad60), _816944)
   Call: (260) [system] get_char((0x55798e5fad60), _817874)
   Exit: (260) [system] get_char((0x55798e5fad60), f)
   Call: (260) [system] char_type(f, end_of_line)
   Fail: (260) [system] char_type(f, end_of_line)
   Call: (260) [system] f=end_of_file
   Fail: (260) [system] f=end_of_file
^  Call: (260) [user] read_until_eol((0x55798e5fad60), _823444)
   Call: (261) [system] get_char((0x55798e5fad60), _824374)
   Exit: (261) [system] get_char((0x55798e5fad60), ' ')
   Call: (261) [system] char_type(' ', end_of_line)
   Fail: (261) [system] char_type(' ', end_of_line)
   Call: (261) [system] ' '=end_of_file
   Fail: (261) [system] ' '=end_of_file
^  Call: (261) [user] read_until_eol((0x55798e5fad60), _829944)
   Call: (262) [system] get_char((0x55798e5fad60), _830874)
   Exit: (262) [system] get_char((0x55798e5fad60), t)
   Call: (262) [system] char_type(t, end_of_line)
   Fail: (262) [system] char_type(t, end_of_line)
   Call: (262) [system] t=end_of_file
   Fail: (262) [system] t=end_of_file
^  Call: (262) [user] read_until_eol((0x55798e5fad60), _836444)
   Call: (263) [system] get_char((0x55798e5fad60), _837374)
   Exit: (263) [system] get_char((0x55798e5fad60), h)
   Call: (263) [system] char_type(h, end_of_line)
   Fail: (263) [system] char_type(h, end_of_line)
   Call: (263) [system] h=end_of_file
   Fail: (263) [system] h=end_of_file
^  Call: (263) [user] read_until_eol((0x55798e5fad60), _842944)
   Call: (264) [system] get_char((0x55798e5fad60), _843874)
   Exit: (264) [system] get_char((0x55798e5fad60), e)
   Call: (264) [system] char_type(e, end_of_line)
   Fail: (264) [system] char_type(e, end_of_line)
   Call: (264) [system] e=end_of_file
   Fail: (264) [system] e=end_of_file
^  Call: (264) [user] read_until_eol((0x55798e5fad60), _849444)
   Call: (265) [system] get_char((0x55798e5fad60), _850374)
   Exit: (265) [system] get_char((0x55798e5fad60), ' ')
   Call: (265) [system] char_type(' ', end_of_line)
   Fail: (265) [system] char_type(' ', end_of_line)
   Call: (265) [system] ' '=end_of_file
   Fail: (265) [system] ' '=end_of_file
^  Call: (265) [user] read_until_eol((0x55798e5fad60), _855944)
   Call: (266) [system] get_char((0x55798e5fad60), _856874)
   Exit: (266) [system] get_char((0x55798e5fad60), g)
   Call: (266) [system] char_type(g, end_of_line)
   Fail: (266) [system] char_type(g, end_of_line)
   Call: (266) [system] g=end_of_file
   Fail: (266) [system] g=end_of_file
^  Call: (266) [user] read_until_eol((0x55798e5fad60), _862444)
   Call: (267) [system] get_char((0x55798e5fad60), _863374)
   Exit: (267) [system] get_char((0x55798e5fad60), e)
   Call: (267) [system] char_type(e, end_of_line)
   Fail: (267) [system] char_type(e, end_of_line)
   Call: (267) [system] e=end_of_file
   Fail: (267) [system] e=end_of_file
^  Call: (267) [user] read_until_eol((0x55798e5fad60), _868944)
   Call: (268) [system] get_char((0x55798e5fad60), _869874)
   Exit: (268) [system] get_char((0x55798e5fad60), n)
   Call: (268) [system] char_type(n, end_of_line)
   Fail: (268) [system] char_type(n, end_of_line)
   Call: (268) [system] n=end_of_file
   Fail: (268) [system] n=end_of_file
^  Call: (268) [user] read_until_eol((0x55798e5fad60), _875444)
   Call: (269) [system] get_char((0x55798e5fad60), _876374)
   Exit: (269) [system] get_char((0x55798e5fad60), e)
   Call: (269) [system] char_type(e, end_of_line)
   Fail: (269) [system] char_type(e, end_of_line)
   Call: (269) [system] e=end_of_file
   Fail: (269) [system] e=end_of_file
^  Call: (269) [user] read_until_eol((0x55798e5fad60), _881944)
   Call: (270) [system] get_char((0x55798e5fad60), _882874)
   Exit: (270) [system] get_char((0x55798e5fad60), r)
   Call: (270) [system] char_type(r, end_of_line)
   Fail: (270) [system] char_type(r, end_of_line)
   Call: (270) [system] r=end_of_file
   Fail: (270) [system] r=end_of_file
^  Call: (270) [user] read_until_eol((0x55798e5fad60), _888444)
   Call: (271) [system] get_char((0x55798e5fad60), _889374)
   Exit: (271) [system] get_char((0x55798e5fad60), a)
   Call: (271) [system] char_type(a, end_of_line)
   Fail: (271) [system] char_type(a, end_of_line)
   Call: (271) [system] a=end_of_file
   Fail: (271) [system] a=end_of_file
^  Call: (271) [user] read_until_eol((0x55798e5fad60), _894944)
   Call: (272) [system] get_char((0x55798e5fad60), _895874)
   Exit: (272) [system] get_char((0x55798e5fad60), t)
   Call: (272) [system] char_type(t, end_of_line)
   Fail: (272) [system] char_type(t, end_of_line)
   Call: (272) [system] t=end_of_file
   Fail: (272) [system] t=end_of_file
^  Call: (272) [user] read_until_eol((0x55798e5fad60), _901444)
   Call: (273) [system] get_char((0x55798e5fad60), _902374)
   Exit: (273) [system] get_char((0x55798e5fad60), e)
   Call: (273) [system] char_type(e, end_of_line)
   Fail: (273) [system] char_type(e, end_of_line)
   Call: (273) [system] e=end_of_file
   Fail: (273) [system] e=end_of_file
^  Call: (273) [user] read_until_eol((0x55798e5fad60), _907944)
   Call: (274) [system] get_char((0x55798e5fad60), _908874)
   Exit: (274) [system] get_char((0x55798e5fad60), d)
   Call: (274) [system] char_type(d, end_of_line)
   Fail: (274) [system] char_type(d, end_of_line)
   Call: (274) [system] d=end_of_file
   Fail: (274) [system] d=end_of_file
^  Call: (274) [user] read_until_eol((0x55798e5fad60), _914444)
   Call: (275) [system] get_char((0x55798e5fad60), _915374)
   Exit: (275) [system] get_char((0x55798e5fad60), '\n')
   Call: (275) [system] char_type('\n', end_of_line)
   Exit: (275) [system] char_type('\n', end_of_line)
   Call: (275) [system] _914444=""
   Exit: (275) [system] ""=""
^  Exit: (274) [user] read_until_eol((0x55798e5fad60), "")
   Call: (274) [system] string_concat(d, "", _907944)
   Exit: (274) [system] string_concat(d, "", "d")
^  Exit: (273) [user] read_until_eol((0x55798e5fad60), "d")
   Call: (273) [system] string_concat(e, "d", _901444)
   Exit: (273) [system] string_concat(e, "d", "ed")
^  Exit: (272) [user] read_until_eol((0x55798e5fad60), "ed")
   Call: (272) [system] string_concat(t, "ed", _894944)
   Exit: (272) [system] string_concat(t, "ed", "ted")
^  Exit: (271) [user] read_until_eol((0x55798e5fad60), "ted")
   Call: (271) [system] string_concat(a, "ted", _888444)
   Exit: (271) [system] string_concat(a, "ted", "ated")
^  Exit: (270) [user] read_until_eol((0x55798e5fad60), "ated")
   Call: (270) [system] string_concat(r, "ated", _881944)
   Exit: (270) [system] string_concat(r, "ated", "rated")
^  Exit: (269) [user] read_until_eol((0x55798e5fad60), "rated")
   Call: (269) [system] string_concat(e, "rated", _875444)
   Exit: (269) [system] string_concat(e, "rated", "erated")
^  Exit: (268) [user] read_until_eol((0x55798e5fad60), "erated")
   Call: (268) [system] string_concat(n, "erated", _868944)
   Exit: (268) [system] string_concat(n, "erated", "nerated")
^  Exit: (267) [user] read_until_eol((0x55798e5fad60), "nerated")
   Call: (267) [system] string_concat(e, "nerated", _862444)
   Exit: (267) [system] string_concat(e, "nerated", "enerated")
^  Exit: (266) [user] read_until_eol((0x55798e5fad60), "enerated")
   Call: (266) [system] string_concat(g, "enerated", _855944)
   Exit: (266) [system] string_concat(g, "enerated", "generated")
^  Exit: (265) [user] read_until_eol((0x55798e5fad60), "generated")
   Call: (265) [system] string_concat(' ', "generated", _849444)
   Exit: (265) [system] string_concat(' ', "generated", " generated")
^  Exit: (264) [user] read_until_eol((0x55798e5fad60), " generated")
   Call: (264) [system] string_concat(e, " generated", _842944)
   Exit: (264) [system] string_concat(e, " generated", "e generated")
^  Exit: (263) [user] read_until_eol((0x55798e5fad60), "e generated")
   Call: (263) [system] string_concat(h, "e generated", _836444)
   Exit: (263) [system] string_concat(h, "e generated", "he generated")
^  Exit: (262) [user] read_until_eol((0x55798e5fad60), "he generated")
   Call: (262) [system] string_concat(t, "he generated", _829944)
   Exit: (262) [system] string_concat(t, "he generated", "the generated")
^  Exit: (261) [user] read_until_eol((0x55798e5fad60), "the generated")
   Call: (261) [system] string_concat(' ', "the generated", _823444)
   Exit: (261) [system] string_concat(' ', "the generated", " the generated")
^  Exit: (260) [user] read_until_eol((0x55798e5fad60), " the generated")
   Call: (260) [system] string_concat(f, " the generated", _816944)
   Exit: (260) [system] string_concat(f, " the generated", "f the generated")
^  Exit: (259) [user] read_until_eol((0x55798e5fad60), "f the generated")
   Call: (259) [system] string_concat(o, "f the generated", _810444)
   Exit: (259) [system] string_concat(o, "f the generated", "of the generated")
^  Exit: (258) [user] read_until_eol((0x55798e5fad60), "of the generated")
   Call: (258) [system] string_concat(' ', "of the generated", _803944)
   Exit: (258) [system] string_concat(' ', "of the generated", " of the generated")
^  Exit: (257) [user] read_until_eol((0x55798e5fad60), " of the generated")
   Call: (257) [system] string_concat(h, " of the generated", _797444)
   Exit: (257) [system] string_concat(h, " of the generated", "h of the generated")
^  Exit: (256) [user] read_until_eol((0x55798e5fad60), "h of the generated")
   Call: (256) [system] string_concat(t, "h of the generated", _790944)
   Exit: (256) [system] string_concat(t, "h of the generated", "th of the generated")
^  Exit: (255) [user] read_until_eol((0x55798e5fad60), "th of the generated")
   Call: (255) [system] string_concat(p, "th of the generated", _784444)
   Exit: (255) [system] string_concat(p, "th of the generated", "pth of the generated")
^  Exit: (254) [user] read_until_eol((0x55798e5fad60), "pth of the generated")
   Call: (254) [system] string_concat(e, "pth of the generated", _777944)
   Exit: (254) [system] string_concat(e, "pth of the generated", "epth of the generated")
^  Exit: (253) [user] read_until_eol((0x55798e5fad60), "epth of the generated")
   Call: (253) [system] string_concat(d, "epth of the generated", _771444)
   Exit: (253) [system] string_concat(d, "epth of the generated", "depth of the generated")
^  Exit: (252) [user] read_until_eol((0x55798e5fad60), "depth of the generated")
   Call: (252) [system] string_concat(' ', "depth of the generated", _764944)
   Exit: (252) [system] string_concat(' ', "depth of the generated", " depth of the generated")
^  Exit: (251) [user] read_until_eol((0x55798e5fad60), " depth of the generated")
   Call: (251) [system] string_concat(m, " depth of the generated", _758444)
   Exit: (251) [system] string_concat(m, " depth of the generated", "m depth of the generated")
^  Exit: (250) [user] read_until_eol((0x55798e5fad60), "m depth of the generated")
   Call: (250) [system] string_concat(u, "m depth of the generated", _751944)
   Exit: (250) [system] string_concat(u, "m depth of the generated", "um depth of the generated")
^  Exit: (249) [user] read_until_eol((0x55798e5fad60), "um depth of the generated")
   Call: (249) [system] string_concat(m, "um depth of the generated", _745444)
   Exit: (249) [system] string_concat(m, "um depth of the generated", "mum depth of the generated")
^  Exit: (248) [user] read_until_eol((0x55798e5fad60), "mum depth of the generated")
   Call: (248) [system] string_concat(i, "mum depth of the generated", _738944)
   Exit: (248) [system] string_concat(i, "mum depth of the generated", "imum depth of the generated")
^  Exit: (247) [user] read_until_eol((0x55798e5fad60), "imum depth of the generated")
   Call: (247) [system] string_concat(x, "imum depth of the generated", _732444)
   Exit: (247) [system] string_concat(x, "imum depth of the generated", "ximum depth of the generated")
^  Exit: (246) [user] read_until_eol((0x55798e5fad60), "ximum depth of the generated")
   Call: (246) [system] string_concat(a, "ximum depth of the generated", _725944)
   Exit: (246) [system] string_concat(a, "ximum depth of the generated", "aximum depth of the generated")
^  Exit: (245) [user] read_until_eol((0x55798e5fad60), "aximum depth of the generated")
   Call: (245) [system] string_concat(m, "aximum depth of the generated", _719444)
   Exit: (245) [system] string_concat(m, "aximum depth of the generated", "maximum depth of the generated")
^  Exit: (244) [user] read_until_eol((0x55798e5fad60), "maximum depth of the generated")
   Call: (244) [system] string_concat(' ', "maximum depth of the generated", _712944)
   Exit: (244) [system] string_concat(' ', "maximum depth of the generated", " maximum depth of the generated")
^  Exit: (243) [user] read_until_eol((0x55798e5fad60), " maximum depth of the generated")
   Call: (243) [system] string_concat(e, " maximum depth of the generated", _706444)
   Exit: (243) [system] string_concat(e, " maximum depth of the generated", "e maximum depth of the generated")
^  Exit: (242) [user] read_until_eol((0x55798e5fad60), "e maximum depth of the generated")
   Call: (242) [system] string_concat(h, "e maximum depth of the generated", _699944)
   Exit: (242) [system] string_concat(h, "e maximum depth of the generated", "he maximum depth of the generated")
^  Exit: (241) [user] read_until_eol((0x55798e5fad60), "he maximum depth of the generated")
   Call: (241) [system] string_concat(t, "he maximum depth of the generated", _693444)
   Exit: (241) [system] string_concat(t, "he maximum depth of the generated", "the maximum depth of the generated")
^  Exit: (240) [user] read_until_eol((0x55798e5fad60), "the maximum depth of the generated")
   Call: (240) [system] string_concat(' ', "the maximum depth of the generated", _686944)
   Exit: (240) [system] string_concat(' ', "the maximum depth of the generated", " the maximum depth of the generated")
^  Exit: (239) [user] read_until_eol((0x55798e5fad60), " the maximum depth of the generated")
   Call: (239) [system] string_concat(g, " the maximum depth of the generated", _680444)
   Exit: (239) [system] string_concat(g, " the maximum depth of the generated", "g the maximum depth of the generated")
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), "g the maximum depth of the generated")
   Call: (238) [system] string_concat(n, "g the maximum depth of the generated", _673944)
   Exit: (238) [system] string_concat(n, "g the maximum depth of the generated", "ng the maximum depth of the generated")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), "ng the maximum depth of the generated")
   Call: (237) [system] string_concat(i, "ng the maximum depth of the generated", _667444)
   Exit: (237) [system] string_concat(i, "ng the maximum depth of the generated", "ing the maximum depth of the generated")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), "ing the maximum depth of the generated")
   Call: (236) [system] string_concat(t, "ing the maximum depth of the generated", _660944)
   Exit: (236) [system] string_concat(t, "ing the maximum depth of the generated", "ting the maximum depth of the generated")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), "ting the maximum depth of the generated")
   Call: (235) [system] string_concat(n, "ting the maximum depth of the generated", _654444)
   Exit: (235) [system] string_concat(n, "ting the maximum depth of the generated", "nting the maximum depth of the generated")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), "nting the maximum depth of the generated")
   Call: (234) [system] string_concat(e, "nting the maximum depth of the generated", _647944)
   Exit: (234) [system] string_concat(e, "nting the maximum depth of the generated", "enting the maximum depth of the generated")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "enting the maximum depth of the generated")
   Call: (233) [system] string_concat(s, "enting the maximum depth of the generated", _641444)
   Exit: (233) [system] string_concat(s, "enting the maximum depth of the generated", "senting the maximum depth of the generated")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), "senting the maximum depth of the generated")
   Call: (232) [system] string_concat(e, "senting the maximum depth of the generated", _634944)
   Exit: (232) [system] string_concat(e, "senting the maximum depth of the generated", "esenting the maximum depth of the generated")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "esenting the maximum depth of the generated")
   Call: (231) [system] string_concat(r, "esenting the maximum depth of the generated", _628444)
   Exit: (231) [system] string_concat(r, "esenting the maximum depth of the generated", "resenting the maximum depth of the generated")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), "resenting the maximum depth of the generated")
   Call: (230) [system] string_concat(p, "resenting the maximum depth of the generated", _621944)
   Exit: (230) [system] string_concat(p, "resenting the maximum depth of the generated", "presenting the maximum depth of the generated")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), "presenting the maximum depth of the generated")
   Call: (229) [system] string_concat(e, "presenting the maximum depth of the generated", _615444)
   Exit: (229) [system] string_concat(e, "presenting the maximum depth of the generated", "epresenting the maximum depth of the generated")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), "epresenting the maximum depth of the generated")
   Call: (228) [system] string_concat(r, "epresenting the maximum depth of the generated", _608944)
   Exit: (228) [system] string_concat(r, "epresenting the maximum depth of the generated", "representing the maximum depth of the generated")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "representing the maximum depth of the generated")
   Call: (227) [system] string_concat(' ', "representing the maximum depth of the generated", _602444)
   Exit: (227) [system] string_concat(' ', "representing the maximum depth of the generated", " representing the maximum depth of the generated")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), " representing the maximum depth of the generated")
   Call: (226) [system] string_concat(t, " representing the maximum depth of the generated", _595944)
   Exit: (226) [system] string_concat(t, " representing the maximum depth of the generated", "t representing the maximum depth of the generated")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), "t representing the maximum depth of the generated")
   Call: (225) [system] string_concat(a, "t representing the maximum depth of the generated", _589444)
   Exit: (225) [system] string_concat(a, "t representing the maximum depth of the generated", "at representing the maximum depth of the generated")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "at representing the maximum depth of the generated")
   Call: (224) [system] string_concat('N', "at representing the maximum depth of the generated", _582944)
   Exit: (224) [system] string_concat('N', "at representing the maximum depth of the generated", "Nat representing the maximum depth of the generated")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), "Nat representing the maximum depth of the generated")
   Call: (223) [system] string_concat(' ', "Nat representing the maximum depth of the generated", _576444)
   Exit: (223) [system] string_concat(' ', "Nat representing the maximum depth of the generated", " Nat representing the maximum depth of the generated")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), " Nat representing the maximum depth of the generated")
   Call: (222) [system] string_concat(a, " Nat representing the maximum depth of the generated", _569944)
   Exit: (222) [system] string_concat(a, " Nat representing the maximum depth of the generated", "a Nat representing the maximum depth of the generated")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "a Nat representing the maximum depth of the generated")
   Call: (221) [system] string_concat(' ', "a Nat representing the maximum depth of the generated", _563444)
   Exit: (221) [system] string_concat(' ', "a Nat representing the maximum depth of the generated", " a Nat representing the maximum depth of the generated")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), " a Nat representing the maximum depth of the generated")
   Call: (220) [system] string_concat(:, " a Nat representing the maximum depth of the generated", _556944)
   Exit: (220) [system] string_concat(:, " a Nat representing the maximum depth of the generated", ": a Nat representing the maximum depth of the generated")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), ": a Nat representing the maximum depth of the generated")
   Call: (219) [system] string_concat(h, ": a Nat representing the maximum depth of the generated", _550444)
   Exit: (219) [system] string_concat(h, ": a Nat representing the maximum depth of the generated", "h: a Nat representing the maximum depth of the generated")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "h: a Nat representing the maximum depth of the generated")
   Call: (218) [system] string_concat(t, "h: a Nat representing the maximum depth of the generated", _543944)
   Exit: (218) [system] string_concat(t, "h: a Nat representing the maximum depth of the generated", "th: a Nat representing the maximum depth of the generated")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "th: a Nat representing the maximum depth of the generated")
   Call: (217) [system] string_concat(p, "th: a Nat representing the maximum depth of the generated", _537444)
   Exit: (217) [system] string_concat(p, "th: a Nat representing the maximum depth of the generated", "pth: a Nat representing the maximum depth of the generated")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "pth: a Nat representing the maximum depth of the generated")
   Call: (216) [system] string_concat(e, "pth: a Nat representing the maximum depth of the generated", _530944)
   Exit: (216) [system] string_concat(e, "pth: a Nat representing the maximum depth of the generated", "epth: a Nat representing the maximum depth of the generated")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "epth: a Nat representing the maximum depth of the generated")
   Call: (215) [system] string_concat(d, "epth: a Nat representing the maximum depth of the generated", _524444)
   Exit: (215) [system] string_concat(d, "epth: a Nat representing the maximum depth of the generated", "depth: a Nat representing the maximum depth of the generated")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "depth: a Nat representing the maximum depth of the generated")
   Call: (214) [system] string_concat($, "depth: a Nat representing the maximum depth of the generated", _517944)
   Exit: (214) [system] string_concat($, "depth: a Nat representing the maximum depth of the generated", "$depth: a Nat representing the maximum depth of the generated")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "$depth: a Nat representing the maximum depth of the generated")
   Call: (213) [system] string_concat(' ', "$depth: a Nat representing the maximum depth of the generated", _511444)
   Exit: (213) [system] string_concat(' ', "$depth: a Nat representing the maximum depth of the generated", " $depth: a Nat representing the maximum depth of the generated")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), " $depth: a Nat representing the maximum depth of the generated")
   Call: (212) [system] string_concat(;, " $depth: a Nat representing the maximum depth of the generated", _504944)
   Exit: (212) [system] string_concat(;, " $depth: a Nat representing the maximum depth of the generated", "; $depth: a Nat representing the maximum depth of the generated")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "; $depth: a Nat representing the maximum depth of the generated")
   Call: (211) [system] string_concat(;, "; $depth: a Nat representing the maximum depth of the generated", _498444)
   Exit: (211) [system] string_concat(;, "; $depth: a Nat representing the maximum depth of the generated", ";; $depth: a Nat representing the maximum depth of the generated")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), ";; $depth: a Nat representing the maximum depth of the generated")
^  Call: (210) [user] assertz(metta_file_comment(45, 0, 1474, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$stream_position'(1474, 45, 0, 1474)))
^  Exit: (210) [user] assertz(metta_file_comment(45, 0, 1474, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$stream_position'(1474, 45, 0, 1474)))
^  Exit: (209) [user] read_comment((0x55798e5fad60))
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1105158)
   Exit: (210) [system] peek_char((0x55798e5fad60), ;)
   Call: (210) [system] (;)=(;)
   Exit: (210) [system] (;)=(;)
^  Call: (210) [user] read_comment((0x55798e5fad60))
^  Call: (211) [user] read_position((0x55798e5fad60), _1109796, _1109798, _1109800, _1109802)
   Call: (212) [system] stream_property((0x55798e5fad60), position(_1109802))
   Call: (213) [system] nonvar((0x55798e5fad60))
   Exit: (213) [system] nonvar((0x55798e5fad60))
   Call: (213) [system] nonvar(position(_1109802))
   Exit: (213) [system] nonvar(position(_1109802))
   Exit: (212) [system] stream_property((0x55798e5fad60), position('$stream_position'(1539, 46, 0, 1539)))
   Call: (212) [$syspreds] stream_position_data(line_count, '$stream_position'(1539, 46, 0, 1539), _1109796)
   Call: (213) [system] nonvar(line_count)
   Exit: (213) [system] nonvar(line_count)
   Call: (213) [$syspreds] stream_position_field(line_count, _1119090)
   Exit: (213) [$syspreds] stream_position_field(line_count, 2)
   Call: (213) [system] arg(2, '$stream_position'(1539, 46, 0, 1539), _1109796)
   Exit: (213) [system] arg(2, '$stream_position'(1539, 46, 0, 1539), 46)
   Exit: (212) [$syspreds] stream_position_data(line_count, '$stream_position'(1539, 46, 0, 1539), 46)
   Call: (212) [$syspreds] stream_position_data(line_position, '$stream_position'(1539, 46, 0, 1539), _1109798)
   Call: (213) [system] nonvar(line_position)
   Exit: (213) [system] nonvar(line_position)
   Call: (213) [$syspreds] stream_position_field(line_position, _1126524)
   Exit: (213) [$syspreds] stream_position_field(line_position, 3)
   Call: (213) [system] arg(3, '$stream_position'(1539, 46, 0, 1539), _1109798)
   Exit: (213) [system] arg(3, '$stream_position'(1539, 46, 0, 1539), 0)
   Exit: (212) [$syspreds] stream_position_data(line_position, '$stream_position'(1539, 46, 0, 1539), 0)
   Call: (212) [$syspreds] stream_position_data(char_count, '$stream_position'(1539, 46, 0, 1539), _1109800)
   Call: (213) [system] nonvar(char_count)
   Exit: (213) [system] nonvar(char_count)
   Call: (213) [$syspreds] stream_position_field(char_count, _1133958)
   Exit: (213) [$syspreds] stream_position_field(char_count, 1)
   Call: (213) [system] arg(1, '$stream_position'(1539, 46, 0, 1539), _1109800)
   Exit: (213) [system] arg(1, '$stream_position'(1539, 46, 0, 1539), 1539)
   Exit: (212) [$syspreds] stream_position_data(char_count, '$stream_position'(1539, 46, 0, 1539), 1539)
^  Exit: (211) [user] read_position((0x55798e5fad60), 46, 0, 1539, '$stream_position'(1539, 46, 0, 1539))
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _1139552)
   Call: (212) [system] get_char((0x55798e5fad60), _1140482)
   Exit: (212) [system] get_char((0x55798e5fad60), ;)
   Call: (212) [system] char_type(;, end_of_line)
   Fail: (212) [system] char_type(;, end_of_line)
   Call: (212) [system] (;)=end_of_file
   Fail: (212) [system] (;)=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _1146052)
   Call: (213) [system] get_char((0x55798e5fad60), _1146982)
   Exit: (213) [system] get_char((0x55798e5fad60), ;)
   Call: (213) [system] char_type(;, end_of_line)
   Fail: (213) [system] char_type(;, end_of_line)
   Call: (213) [system] (;)=end_of_file
   Fail: (213) [system] (;)=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _1152552)
   Call: (214) [system] get_char((0x55798e5fad60), _1153482)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
   Call: (214) [system] char_type(' ', end_of_line)
   Fail: (214) [system] char_type(' ', end_of_line)
   Call: (214) [system] ' '=end_of_file
   Fail: (214) [system] ' '=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _1159052)
   Call: (215) [system] get_char((0x55798e5fad60), _1159982)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
   Call: (215) [system] char_type(' ', end_of_line)
   Fail: (215) [system] char_type(' ', end_of_line)
   Call: (215) [system] ' '=end_of_file
   Fail: (215) [system] ' '=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _1165552)
   Call: (216) [system] get_char((0x55798e5fad60), _1166482)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
   Call: (216) [system] char_type(' ', end_of_line)
   Fail: (216) [system] char_type(' ', end_of_line)
   Call: (216) [system] ' '=end_of_file
   Fail: (216) [system] ' '=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _1172052)
   Call: (217) [system] get_char((0x55798e5fad60), _1172982)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
   Call: (217) [system] char_type(' ', end_of_line)
   Fail: (217) [system] char_type(' ', end_of_line)
   Call: (217) [system] ' '=end_of_file
   Fail: (217) [system] ' '=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _1178552)
   Call: (218) [system] get_char((0x55798e5fad60), _1179482)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
   Call: (218) [system] char_type(' ', end_of_line)
   Fail: (218) [system] char_type(' ', end_of_line)
   Call: (218) [system] ' '=end_of_file
   Fail: (218) [system] ' '=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _1185052)
   Call: (219) [system] get_char((0x55798e5fad60), _1185982)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
   Call: (219) [system] char_type(' ', end_of_line)
   Fail: (219) [system] char_type(' ', end_of_line)
   Call: (219) [system] ' '=end_of_file
   Fail: (219) [system] ' '=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _1191552)
   Call: (220) [system] get_char((0x55798e5fad60), _1192482)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
   Call: (220) [system] char_type(' ', end_of_line)
   Fail: (220) [system] char_type(' ', end_of_line)
   Call: (220) [system] ' '=end_of_file
   Fail: (220) [system] ' '=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _1198052)
   Call: (221) [system] get_char((0x55798e5fad60), _1198982)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
   Call: (221) [system] char_type(' ', end_of_line)
   Fail: (221) [system] char_type(' ', end_of_line)
   Call: (221) [system] ' '=end_of_file
   Fail: (221) [system] ' '=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _1204552)
   Call: (222) [system] get_char((0x55798e5fad60), _1205482)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
   Call: (222) [system] char_type(' ', end_of_line)
   Fail: (222) [system] char_type(' ', end_of_line)
   Call: (222) [system] ' '=end_of_file
   Fail: (222) [system] ' '=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _1211052)
   Call: (223) [system] get_char((0x55798e5fad60), _1211982)
   Exit: (223) [system] get_char((0x55798e5fad60), p)
   Call: (223) [system] char_type(p, end_of_line)
   Fail: (223) [system] char_type(p, end_of_line)
   Call: (223) [system] p=end_of_file
   Fail: (223) [system] p=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _1217552)
   Call: (224) [system] get_char((0x55798e5fad60), _1218482)
   Exit: (224) [system] get_char((0x55798e5fad60), r)
   Call: (224) [system] char_type(r, end_of_line)
   Fail: (224) [system] char_type(r, end_of_line)
   Call: (224) [system] r=end_of_file
   Fail: (224) [system] r=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _1224052)
   Call: (225) [system] get_char((0x55798e5fad60), _1224982)
   Exit: (225) [system] get_char((0x55798e5fad60), o)
   Call: (225) [system] char_type(o, end_of_line)
   Fail: (225) [system] char_type(o, end_of_line)
   Call: (225) [system] o=end_of_file
   Fail: (225) [system] o=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _1230552)
   Call: (226) [system] get_char((0x55798e5fad60), _1231482)
   Exit: (226) [system] get_char((0x55798e5fad60), g)
   Call: (226) [system] char_type(g, end_of_line)
   Fail: (226) [system] char_type(g, end_of_line)
   Call: (226) [system] g=end_of_file
   Fail: (226) [system] g=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _1237052)
   Call: (227) [system] get_char((0x55798e5fad60), _1237982)
   Exit: (227) [system] get_char((0x55798e5fad60), r)
   Call: (227) [system] char_type(r, end_of_line)
   Fail: (227) [system] char_type(r, end_of_line)
   Call: (227) [system] r=end_of_file
   Fail: (227) [system] r=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _1243552)
   Call: (228) [system] get_char((0x55798e5fad60), _1244482)
   Exit: (228) [system] get_char((0x55798e5fad60), a)
   Call: (228) [system] char_type(a, end_of_line)
   Fail: (228) [system] char_type(a, end_of_line)
   Call: (228) [system] a=end_of_file
   Fail: (228) [system] a=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _1250052)
   Call: (229) [system] get_char((0x55798e5fad60), _1250982)
   Exit: (229) [system] get_char((0x55798e5fad60), m)
   Call: (229) [system] char_type(m, end_of_line)
   Fail: (229) [system] char_type(m, end_of_line)
   Call: (229) [system] m=end_of_file
   Fail: (229) [system] m=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _1256552)
   Call: (230) [system] get_char((0x55798e5fad60), _1257482)
   Exit: (230) [system] get_char((0x55798e5fad60), s)
   Call: (230) [system] char_type(s, end_of_line)
   Fail: (230) [system] char_type(s, end_of_line)
   Call: (230) [system] s=end_of_file
   Fail: (230) [system] s=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _1263052)
   Call: (231) [system] get_char((0x55798e5fad60), _1263982)
   Exit: (231) [system] get_char((0x55798e5fad60), '.')
   Call: (231) [system] char_type('.', end_of_line)
   Fail: (231) [system] char_type('.', end_of_line)
   Call: (231) [system] ('.')=end_of_file
   Fail: (231) [system] ('.')=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _1269552)
   Call: (232) [system] get_char((0x55798e5fad60), _1270482)
   Exit: (232) [system] get_char((0x55798e5fad60), '\n')
   Call: (232) [system] char_type('\n', end_of_line)
   Exit: (232) [system] char_type('\n', end_of_line)
   Call: (232) [system] _1269552=""
   Exit: (232) [system] ""=""
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "")
   Call: (231) [system] string_concat('.', "", _1263052)
   Exit: (231) [system] string_concat('.', "", ".")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), ".")
   Call: (230) [system] string_concat(s, ".", _1256552)
   Exit: (230) [system] string_concat(s, ".", "s.")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), "s.")
   Call: (229) [system] string_concat(m, "s.", _1250052)
   Exit: (229) [system] string_concat(m, "s.", "ms.")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), "ms.")
   Call: (228) [system] string_concat(a, "ms.", _1243552)
   Exit: (228) [system] string_concat(a, "ms.", "ams.")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "ams.")
   Call: (227) [system] string_concat(r, "ams.", _1237052)
   Exit: (227) [system] string_concat(r, "ams.", "rams.")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), "rams.")
   Call: (226) [system] string_concat(g, "rams.", _1230552)
   Exit: (226) [system] string_concat(g, "rams.", "grams.")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), "grams.")
   Call: (225) [system] string_concat(o, "grams.", _1224052)
   Exit: (225) [system] string_concat(o, "grams.", "ograms.")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "ograms.")
   Call: (224) [system] string_concat(r, "ograms.", _1217552)
   Exit: (224) [system] string_concat(r, "ograms.", "rograms.")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), "rograms.")
   Call: (223) [system] string_concat(p, "rograms.", _1211052)
   Exit: (223) [system] string_concat(p, "rograms.", "programs.")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "programs.")
   Call: (222) [system] string_concat(' ', "programs.", _1204552)
   Exit: (222) [system] string_concat(' ', "programs.", " programs.")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), " programs.")
   Call: (221) [system] string_concat(' ', " programs.", _1198052)
   Exit: (221) [system] string_concat(' ', " programs.", "  programs.")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "  programs.")
   Call: (220) [system] string_concat(' ', "  programs.", _1191552)
   Exit: (220) [system] string_concat(' ', "  programs.", "   programs.")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "   programs.")
   Call: (219) [system] string_concat(' ', "   programs.", _1185052)
   Exit: (219) [system] string_concat(' ', "   programs.", "    programs.")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "    programs.")
   Call: (218) [system] string_concat(' ', "    programs.", _1178552)
   Exit: (218) [system] string_concat(' ', "    programs.", "     programs.")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "     programs.")
   Call: (217) [system] string_concat(' ', "     programs.", _1172052)
   Exit: (217) [system] string_concat(' ', "     programs.", "      programs.")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "      programs.")
   Call: (216) [system] string_concat(' ', "      programs.", _1165552)
   Exit: (216) [system] string_concat(' ', "      programs.", "       programs.")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "       programs.")
   Call: (215) [system] string_concat(' ', "       programs.", _1159052)
   Exit: (215) [system] string_concat(' ', "       programs.", "        programs.")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "        programs.")
   Call: (214) [system] string_concat(' ', "        programs.", _1152552)
   Exit: (214) [system] string_concat(' ', "        programs.", "         programs.")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "         programs.")
   Call: (213) [system] string_concat(;, "         programs.", _1146052)
   Exit: (213) [system] string_concat(;, "         programs.", ";         programs.")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), ";         programs.")
   Call: (212) [system] string_concat(;, ";         programs.", _1139552)
   Exit: (212) [system] string_concat(;, ";         programs.", ";;         programs.")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), ";;         programs.")
^  Call: (211) [user] assertz(metta_file_comment(46, 0, 1539, '$COMMENT'(";;         programs.", 46, 0), '$stream_position'(1539, 46, 0, 1539)))
^  Exit: (211) [user] assertz(metta_file_comment(46, 0, 1539, '$COMMENT'(";;         programs.", 46, 0), '$stream_position'(1539, 46, 0, 1539)))
^  Exit: (210) [user] read_comment((0x55798e5fad60))
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1336714)
   Exit: (211) [system] peek_char((0x55798e5fad60), ;)
   Call: (211) [system] (;)=(;)
   Exit: (211) [system] (;)=(;)
^  Call: (211) [user] read_comment((0x55798e5fad60))
^  Call: (212) [user] read_position((0x55798e5fad60), _1341352, _1341354, _1341356, _1341358)
   Call: (213) [system] stream_property((0x55798e5fad60), position(_1341358))
   Call: (214) [system] nonvar((0x55798e5fad60))
   Exit: (214) [system] nonvar((0x55798e5fad60))
   Call: (214) [system] nonvar(position(_1341358))
   Exit: (214) [system] nonvar(position(_1341358))
   Exit: (213) [system] stream_property((0x55798e5fad60), position('$stream_position'(1560, 47, 0, 1560)))
   Call: (213) [$syspreds] stream_position_data(line_count, '$stream_position'(1560, 47, 0, 1560), _1341352)
   Call: (214) [system] nonvar(line_count)
   Exit: (214) [system] nonvar(line_count)
   Call: (214) [$syspreds] stream_position_field(line_count, _1350646)
   Exit: (214) [$syspreds] stream_position_field(line_count, 2)
   Call: (214) [system] arg(2, '$stream_position'(1560, 47, 0, 1560), _1341352)
   Exit: (214) [system] arg(2, '$stream_position'(1560, 47, 0, 1560), 47)
   Exit: (213) [$syspreds] stream_position_data(line_count, '$stream_position'(1560, 47, 0, 1560), 47)
   Call: (213) [$syspreds] stream_position_data(line_position, '$stream_position'(1560, 47, 0, 1560), _1341354)
   Call: (214) [system] nonvar(line_position)
   Exit: (214) [system] nonvar(line_position)
   Call: (214) [$syspreds] stream_position_field(line_position, _1358080)
   Exit: (214) [$syspreds] stream_position_field(line_position, 3)
   Call: (214) [system] arg(3, '$stream_position'(1560, 47, 0, 1560), _1341354)
   Exit: (214) [system] arg(3, '$stream_position'(1560, 47, 0, 1560), 0)
   Exit: (213) [$syspreds] stream_position_data(line_position, '$stream_position'(1560, 47, 0, 1560), 0)
   Call: (213) [$syspreds] stream_position_data(char_count, '$stream_position'(1560, 47, 0, 1560), _1341356)
   Call: (214) [system] nonvar(char_count)
   Exit: (214) [system] nonvar(char_count)
   Call: (214) [$syspreds] stream_position_field(char_count, _1365514)
   Exit: (214) [$syspreds] stream_position_field(char_count, 1)
   Call: (214) [system] arg(1, '$stream_position'(1560, 47, 0, 1560), _1341356)
   Exit: (214) [system] arg(1, '$stream_position'(1560, 47, 0, 1560), 1560)
   Exit: (213) [$syspreds] stream_position_data(char_count, '$stream_position'(1560, 47, 0, 1560), 1560)
^  Exit: (212) [user] read_position((0x55798e5fad60), 47, 0, 1560, '$stream_position'(1560, 47, 0, 1560))
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _1371108)
   Call: (213) [system] get_char((0x55798e5fad60), _1372038)
   Exit: (213) [system] get_char((0x55798e5fad60), ;)
   Call: (213) [system] char_type(;, end_of_line)
   Fail: (213) [system] char_type(;, end_of_line)
   Call: (213) [system] (;)=end_of_file
   Fail: (213) [system] (;)=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _1377608)
   Call: (214) [system] get_char((0x55798e5fad60), _1378538)
   Exit: (214) [system] get_char((0x55798e5fad60), ;)
   Call: (214) [system] char_type(;, end_of_line)
   Fail: (214) [system] char_type(;, end_of_line)
   Call: (214) [system] (;)=end_of_file
   Fail: (214) [system] (;)=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _1384108)
   Call: (215) [system] get_char((0x55798e5fad60), _1385038)
   Exit: (215) [system] get_char((0x55798e5fad60), '\n')
   Call: (215) [system] char_type('\n', end_of_line)
   Exit: (215) [system] char_type('\n', end_of_line)
   Call: (215) [system] _1384108=""
   Exit: (215) [system] ""=""
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "")
   Call: (214) [system] string_concat(;, "", _1377608)
   Exit: (214) [system] string_concat(;, "", ";")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), ";")
   Call: (213) [system] string_concat(;, ";", _1371108)
   Exit: (213) [system] string_concat(;, ";", ";;")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), ";;")
^  Call: (212) [user] assertz(metta_file_comment(47, 0, 1560, '$COMMENT'(";;", 47, 0), '$stream_position'(1560, 47, 0, 1560)))
^  Exit: (212) [user] assertz(metta_file_comment(47, 0, 1560, '$COMMENT'(";;", 47, 0), '$stream_position'(1560, 47, 0, 1560)))
^  Exit: (211) [user] read_comment((0x55798e5fad60))
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1400866)
   Exit: (212) [system] peek_char((0x55798e5fad60), ;)
   Call: (212) [system] (;)=(;)
   Exit: (212) [system] (;)=(;)
^  Call: (212) [user] read_comment((0x55798e5fad60))
^  Call: (213) [user] read_position((0x55798e5fad60), _1405504, _1405506, _1405508, _1405510)
   Call: (214) [system] stream_property((0x55798e5fad60), position(_1405510))
   Call: (215) [system] nonvar((0x55798e5fad60))
   Exit: (215) [system] nonvar((0x55798e5fad60))
   Call: (215) [system] nonvar(position(_1405510))
   Exit: (215) [system] nonvar(position(_1405510))
   Exit: (214) [system] stream_property((0x55798e5fad60), position('$stream_position'(1563, 48, 0, 1563)))
   Call: (214) [$syspreds] stream_position_data(line_count, '$stream_position'(1563, 48, 0, 1563), _1405504)
   Call: (215) [system] nonvar(line_count)
   Exit: (215) [system] nonvar(line_count)
   Call: (215) [$syspreds] stream_position_field(line_count, _1414798)
   Exit: (215) [$syspreds] stream_position_field(line_count, 2)
   Call: (215) [system] arg(2, '$stream_position'(1563, 48, 0, 1563), _1405504)
   Exit: (215) [system] arg(2, '$stream_position'(1563, 48, 0, 1563), 48)
   Exit: (214) [$syspreds] stream_position_data(line_count, '$stream_position'(1563, 48, 0, 1563), 48)
   Call: (214) [$syspreds] stream_position_data(line_position, '$stream_position'(1563, 48, 0, 1563), _1405506)
   Call: (215) [system] nonvar(line_position)
   Exit: (215) [system] nonvar(line_position)
   Call: (215) [$syspreds] stream_position_field(line_position, _1422232)
   Exit: (215) [$syspreds] stream_position_field(line_position, 3)
   Call: (215) [system] arg(3, '$stream_position'(1563, 48, 0, 1563), _1405506)
   Exit: (215) [system] arg(3, '$stream_position'(1563, 48, 0, 1563), 0)
   Exit: (214) [$syspreds] stream_position_data(line_position, '$stream_position'(1563, 48, 0, 1563), 0)
   Call: (214) [$syspreds] stream_position_data(char_count, '$stream_position'(1563, 48, 0, 1563), _1405508)
   Call: (215) [system] nonvar(char_count)
   Exit: (215) [system] nonvar(char_count)
   Call: (215) [$syspreds] stream_position_field(char_count, _1429666)
   Exit: (215) [$syspreds] stream_position_field(char_count, 1)
   Call: (215) [system] arg(1, '$stream_position'(1563, 48, 0, 1563), _1405508)
   Exit: (215) [system] arg(1, '$stream_position'(1563, 48, 0, 1563), 1563)
   Exit: (214) [$syspreds] stream_position_data(char_count, '$stream_position'(1563, 48, 0, 1563), 1563)
^  Exit: (213) [user] read_position((0x55798e5fad60), 48, 0, 1563, '$stream_position'(1563, 48, 0, 1563))
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _1435260)
   Call: (214) [system] get_char((0x55798e5fad60), _1436190)
   Exit: (214) [system] get_char((0x55798e5fad60), ;)
   Call: (214) [system] char_type(;, end_of_line)
   Fail: (214) [system] char_type(;, end_of_line)
   Call: (214) [system] (;)=end_of_file
   Fail: (214) [system] (;)=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _1441760)
   Call: (215) [system] get_char((0x55798e5fad60), _1442690)
   Exit: (215) [system] get_char((0x55798e5fad60), ;)
   Call: (215) [system] char_type(;, end_of_line)
   Fail: (215) [system] char_type(;, end_of_line)
   Call: (215) [system] (;)=end_of_file
   Fail: (215) [system] (;)=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _1448260)
   Call: (216) [system] get_char((0x55798e5fad60), _1449190)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
   Call: (216) [system] char_type(' ', end_of_line)
   Fail: (216) [system] char_type(' ', end_of_line)
   Call: (216) [system] ' '=end_of_file
   Fail: (216) [system] ' '=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _1454760)
   Call: (217) [system] get_char((0x55798e5fad60), _1455690)
   Exit: (217) [system] get_char((0x55798e5fad60), 'T')
   Call: (217) [system] char_type('T', end_of_line)
   Fail: (217) [system] char_type('T', end_of_line)
   Call: (217) [system] 'T'=end_of_file
   Fail: (217) [system] 'T'=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _1461260)
   Call: (218) [system] get_char((0x55798e5fad60), _1462190)
   Exit: (218) [system] get_char((0x55798e5fad60), 'O')
   Call: (218) [system] char_type('O', end_of_line)
   Fail: (218) [system] char_type('O', end_of_line)
   Call: (218) [system] 'O'=end_of_file
   Fail: (218) [system] 'O'=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _1467760)
   Call: (219) [system] get_char((0x55798e5fad60), _1468690)
   Exit: (219) [system] get_char((0x55798e5fad60), 'D')
   Call: (219) [system] char_type('D', end_of_line)
   Fail: (219) [system] char_type('D', end_of_line)
   Call: (219) [system] 'D'=end_of_file
   Fail: (219) [system] 'D'=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _1474260)
   Call: (220) [system] get_char((0x55798e5fad60), _1475190)
   Exit: (220) [system] get_char((0x55798e5fad60), 'O')
   Call: (220) [system] char_type('O', end_of_line)
   Fail: (220) [system] char_type('O', end_of_line)
   Call: (220) [system] 'O'=end_of_file
   Fail: (220) [system] 'O'=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _1480760)
   Call: (221) [system] get_char((0x55798e5fad60), _1481690)
   Exit: (221) [system] get_char((0x55798e5fad60), :)
   Call: (221) [system] char_type(:, end_of_line)
   Fail: (221) [system] char_type(:, end_of_line)
   Call: (221) [system] (:)=end_of_file
   Fail: (221) [system] (:)=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _1487260)
   Call: (222) [system] get_char((0x55798e5fad60), _1488190)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
   Call: (222) [system] char_type(' ', end_of_line)
   Fail: (222) [system] char_type(' ', end_of_line)
   Call: (222) [system] ' '=end_of_file
   Fail: (222) [system] ' '=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _1493760)
   Call: (223) [system] get_char((0x55798e5fad60), _1494690)
   Exit: (223) [system] get_char((0x55798e5fad60), r)
   Call: (223) [system] char_type(r, end_of_line)
   Fail: (223) [system] char_type(r, end_of_line)
   Call: (223) [system] r=end_of_file
   Fail: (223) [system] r=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _1500260)
   Call: (224) [system] get_char((0x55798e5fad60), _1501190)
   Exit: (224) [system] get_char((0x55798e5fad60), e)
   Call: (224) [system] char_type(e, end_of_line)
   Fail: (224) [system] char_type(e, end_of_line)
   Call: (224) [system] e=end_of_file
   Fail: (224) [system] e=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _1506760)
   Call: (225) [system] get_char((0x55798e5fad60), _1507690)
   Exit: (225) [system] get_char((0x55798e5fad60), c)
   Call: (225) [system] char_type(c, end_of_line)
   Fail: (225) [system] char_type(c, end_of_line)
   Call: (225) [system] c=end_of_file
   Fail: (225) [system] c=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _1513260)
   Call: (226) [system] get_char((0x55798e5fad60), _1514190)
   Exit: (226) [system] get_char((0x55798e5fad60), u)
   Call: (226) [system] char_type(u, end_of_line)
   Fail: (226) [system] char_type(u, end_of_line)
   Call: (226) [system] u=end_of_file
   Fail: (226) [system] u=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _1519760)
   Call: (227) [system] get_char((0x55798e5fad60), _1520690)
   Exit: (227) [system] get_char((0x55798e5fad60), r)
   Call: (227) [system] char_type(r, end_of_line)
   Fail: (227) [system] char_type(r, end_of_line)
   Call: (227) [system] r=end_of_file
   Fail: (227) [system] r=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _1526260)
   Call: (228) [system] get_char((0x55798e5fad60), _1527190)
   Exit: (228) [system] get_char((0x55798e5fad60), s)
   Call: (228) [system] char_type(s, end_of_line)
   Fail: (228) [system] char_type(s, end_of_line)
   Call: (228) [system] s=end_of_file
   Fail: (228) [system] s=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _1532760)
   Call: (229) [system] get_char((0x55798e5fad60), _1533690)
   Exit: (229) [system] get_char((0x55798e5fad60), e)
   Call: (229) [system] char_type(e, end_of_line)
   Fail: (229) [system] char_type(e, end_of_line)
   Call: (229) [system] e=end_of_file
   Fail: (229) [system] e=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _1539260)
   Call: (230) [system] get_char((0x55798e5fad60), _1540190)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
   Call: (230) [system] char_type(' ', end_of_line)
   Fail: (230) [system] char_type(' ', end_of_line)
   Call: (230) [system] ' '=end_of_file
   Fail: (230) [system] ' '=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _1545760)
   Call: (231) [system] get_char((0x55798e5fad60), _1546690)
   Exit: (231) [system] get_char((0x55798e5fad60), o)
   Call: (231) [system] char_type(o, end_of_line)
   Fail: (231) [system] char_type(o, end_of_line)
   Call: (231) [system] o=end_of_file
   Fail: (231) [system] o=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _1552260)
   Call: (232) [system] get_char((0x55798e5fad60), _1553190)
   Exit: (232) [system] get_char((0x55798e5fad60), v)
   Call: (232) [system] char_type(v, end_of_line)
   Fail: (232) [system] char_type(v, end_of_line)
   Call: (232) [system] v=end_of_file
   Fail: (232) [system] v=end_of_file
^  Call: (232) [user] read_until_eol((0x55798e5fad60), _1558760)
   Call: (233) [system] get_char((0x55798e5fad60), _1559690)
   Exit: (233) [system] get_char((0x55798e5fad60), e)
   Call: (233) [system] char_type(e, end_of_line)
   Fail: (233) [system] char_type(e, end_of_line)
   Call: (233) [system] e=end_of_file
   Fail: (233) [system] e=end_of_file
^  Call: (233) [user] read_until_eol((0x55798e5fad60), _1565260)
   Call: (234) [system] get_char((0x55798e5fad60), _1566190)
   Exit: (234) [system] get_char((0x55798e5fad60), r)
   Call: (234) [system] char_type(r, end_of_line)
   Fail: (234) [system] char_type(r, end_of_line)
   Call: (234) [system] r=end_of_file
   Fail: (234) [system] r=end_of_file
^  Call: (234) [user] read_until_eol((0x55798e5fad60), _1571760)
   Call: (235) [system] get_char((0x55798e5fad60), _1572690)
   Exit: (235) [system] get_char((0x55798e5fad60), ' ')
   Call: (235) [system] char_type(' ', end_of_line)
   Fail: (235) [system] char_type(' ', end_of_line)
   Call: (235) [system] ' '=end_of_file
   Fail: (235) [system] ' '=end_of_file
^  Call: (235) [user] read_until_eol((0x55798e5fad60), _1578260)
   Call: (236) [system] get_char((0x55798e5fad60), _1579190)
   Exit: (236) [system] get_char((0x55798e5fad60), c)
   Call: (236) [system] char_type(c, end_of_line)
   Fail: (236) [system] char_type(c, end_of_line)
   Call: (236) [system] c=end_of_file
   Fail: (236) [system] c=end_of_file
^  Call: (236) [user] read_until_eol((0x55798e5fad60), _1584760)
   Call: (237) [system] get_char((0x55798e5fad60), _1585690)
   Exit: (237) [system] get_char((0x55798e5fad60), u)
   Call: (237) [system] char_type(u, end_of_line)
   Fail: (237) [system] char_type(u, end_of_line)
   Call: (237) [system] u=end_of_file
   Fail: (237) [system] u=end_of_file
^  Call: (237) [user] read_until_eol((0x55798e5fad60), _1591260)
   Call: (238) [system] get_char((0x55798e5fad60), _1592190)
   Exit: (238) [system] get_char((0x55798e5fad60), r)
   Call: (238) [system] char_type(r, end_of_line)
   Fail: (238) [system] char_type(r, end_of_line)
   Call: (238) [system] r=end_of_file
   Fail: (238) [system] r=end_of_file
^  Call: (238) [user] read_until_eol((0x55798e5fad60), _1597760)
   Call: (239) [system] get_char((0x55798e5fad60), _1598690)
   Exit: (239) [system] get_char((0x55798e5fad60), r)
   Call: (239) [system] char_type(r, end_of_line)
   Fail: (239) [system] char_type(r, end_of_line)
   Call: (239) [system] r=end_of_file
   Fail: (239) [system] r=end_of_file
^  Call: (239) [user] read_until_eol((0x55798e5fad60), _1604260)
   Call: (240) [system] get_char((0x55798e5fad60), _1605190)
   Exit: (240) [system] get_char((0x55798e5fad60), i)
   Call: (240) [system] char_type(i, end_of_line)
   Fail: (240) [system] char_type(i, end_of_line)
   Call: (240) [system] i=end_of_file
   Fail: (240) [system] i=end_of_file
^  Call: (240) [user] read_until_eol((0x55798e5fad60), _1610760)
   Call: (241) [system] get_char((0x55798e5fad60), _1611690)
   Exit: (241) [system] get_char((0x55798e5fad60), e)
   Call: (241) [system] char_type(e, end_of_line)
   Fail: (241) [system] char_type(e, end_of_line)
   Call: (241) [system] e=end_of_file
   Fail: (241) [system] e=end_of_file
^  Call: (241) [user] read_until_eol((0x55798e5fad60), _1617260)
   Call: (242) [system] get_char((0x55798e5fad60), _1618190)
   Exit: (242) [system] get_char((0x55798e5fad60), d)
   Call: (242) [system] char_type(d, end_of_line)
   Fail: (242) [system] char_type(d, end_of_line)
   Call: (242) [system] d=end_of_file
   Fail: (242) [system] d=end_of_file
^  Call: (242) [user] read_until_eol((0x55798e5fad60), _1623760)
   Call: (243) [system] get_char((0x55798e5fad60), _1624690)
   Exit: (243) [system] get_char((0x55798e5fad60), ' ')
   Call: (243) [system] char_type(' ', end_of_line)
   Fail: (243) [system] char_type(' ', end_of_line)
   Call: (243) [system] ' '=end_of_file
   Fail: (243) [system] ' '=end_of_file
^  Call: (243) [user] read_until_eol((0x55798e5fad60), _1630260)
   Call: (244) [system] get_char((0x55798e5fad60), _1631190)
   Exit: (244) [system] get_char((0x55798e5fad60), r)
   Call: (244) [system] char_type(r, end_of_line)
   Fail: (244) [system] char_type(r, end_of_line)
   Call: (244) [system] r=end_of_file
   Fail: (244) [system] r=end_of_file
^  Call: (244) [user] read_until_eol((0x55798e5fad60), _1636760)
   Call: (245) [system] get_char((0x55798e5fad60), _1637690)
   Exit: (245) [system] get_char((0x55798e5fad60), u)
   Call: (245) [system] char_type(u, end_of_line)
   Fail: (245) [system] char_type(u, end_of_line)
   Call: (245) [system] u=end_of_file
   Fail: (245) [system] u=end_of_file
^  Call: (245) [user] read_until_eol((0x55798e5fad60), _1643260)
   Call: (246) [system] get_char((0x55798e5fad60), _1644190)
   Exit: (246) [system] get_char((0x55798e5fad60), l)
   Call: (246) [system] char_type(l, end_of_line)
   Fail: (246) [system] char_type(l, end_of_line)
   Call: (246) [system] l=end_of_file
   Fail: (246) [system] l=end_of_file
^  Call: (246) [user] read_until_eol((0x55798e5fad60), _1649760)
   Call: (247) [system] get_char((0x55798e5fad60), _1650690)
   Exit: (247) [system] get_char((0x55798e5fad60), e)
   Call: (247) [system] char_type(e, end_of_line)
   Fail: (247) [system] char_type(e, end_of_line)
   Call: (247) [system] e=end_of_file
   Fail: (247) [system] e=end_of_file
^  Call: (247) [user] read_until_eol((0x55798e5fad60), _1656260)
   Call: (248) [system] get_char((0x55798e5fad60), _1657190)
   Exit: (248) [system] get_char((0x55798e5fad60), s)
   Call: (248) [system] char_type(s, end_of_line)
   Fail: (248) [system] char_type(s, end_of_line)
   Call: (248) [system] s=end_of_file
   Fail: (248) [system] s=end_of_file
^  Call: (248) [user] read_until_eol((0x55798e5fad60), _1662760)
   Call: (249) [system] get_char((0x55798e5fad60), _1663690)
   Exit: (249) [system] get_char((0x55798e5fad60), ' ')
   Call: (249) [system] char_type(' ', end_of_line)
   Fail: (249) [system] char_type(' ', end_of_line)
   Call: (249) [system] ' '=end_of_file
   Fail: (249) [system] ' '=end_of_file
^  Call: (249) [user] read_until_eol((0x55798e5fad60), _1669260)
   Call: (250) [system] get_char((0x55798e5fad60), _1670190)
   Exit: (250) [system] get_char((0x55798e5fad60), i)
   Call: (250) [system] char_type(i, end_of_line)
   Fail: (250) [system] char_type(i, end_of_line)
   Call: (250) [system] i=end_of_file
   Fail: (250) [system] i=end_of_file
^  Call: (250) [user] read_until_eol((0x55798e5fad60), _1675760)
   Call: (251) [system] get_char((0x55798e5fad60), _1676690)
   Exit: (251) [system] get_char((0x55798e5fad60), n)
   Call: (251) [system] char_type(n, end_of_line)
   Fail: (251) [system] char_type(n, end_of_line)
   Call: (251) [system] n=end_of_file
   Fail: (251) [system] n=end_of_file
^  Call: (251) [user] read_until_eol((0x55798e5fad60), _1682260)
   Call: (252) [system] get_char((0x55798e5fad60), _1683190)
   Exit: (252) [system] get_char((0x55798e5fad60), s)
   Call: (252) [system] char_type(s, end_of_line)
   Fail: (252) [system] char_type(s, end_of_line)
   Call: (252) [system] s=end_of_file
   Fail: (252) [system] s=end_of_file
^  Call: (252) [user] read_until_eol((0x55798e5fad60), _1688760)
   Call: (253) [system] get_char((0x55798e5fad60), _1689690)
   Exit: (253) [system] get_char((0x55798e5fad60), t)
   Call: (253) [system] char_type(t, end_of_line)
   Fail: (253) [system] char_type(t, end_of_line)
   Call: (253) [system] t=end_of_file
   Fail: (253) [system] t=end_of_file
^  Call: (253) [user] read_until_eol((0x55798e5fad60), _1695260)
   Call: (254) [system] get_char((0x55798e5fad60), _1696190)
   Exit: (254) [system] get_char((0x55798e5fad60), e)
   Call: (254) [system] char_type(e, end_of_line)
   Fail: (254) [system] char_type(e, end_of_line)
   Call: (254) [system] e=end_of_file
   Fail: (254) [system] e=end_of_file
^  Call: (254) [user] read_until_eol((0x55798e5fad60), _1701760)
   Call: (255) [system] get_char((0x55798e5fad60), _1702690)
   Exit: (255) [system] get_char((0x55798e5fad60), a)
   Call: (255) [system] char_type(a, end_of_line)
   Fail: (255) [system] char_type(a, end_of_line)
   Call: (255) [system] a=end_of_file
   Fail: (255) [system] a=end_of_file
^  Call: (255) [user] read_until_eol((0x55798e5fad60), _1708260)
   Call: (256) [system] get_char((0x55798e5fad60), _1709190)
   Exit: (256) [system] get_char((0x55798e5fad60), d)
   Call: (256) [system] char_type(d, end_of_line)
   Fail: (256) [system] char_type(d, end_of_line)
   Call: (256) [system] d=end_of_file
   Fail: (256) [system] d=end_of_file
^  Call: (256) [user] read_until_eol((0x55798e5fad60), _1714760)
   Call: (257) [system] get_char((0x55798e5fad60), _1715690)
   Exit: (257) [system] get_char((0x55798e5fad60), ' ')
   Call: (257) [system] char_type(' ', end_of_line)
   Fail: (257) [system] char_type(' ', end_of_line)
   Call: (257) [system] ' '=end_of_file
   Fail: (257) [system] ' '=end_of_file
^  Call: (257) [user] read_until_eol((0x55798e5fad60), _1721260)
   Call: (258) [system] get_char((0x55798e5fad60), _1722190)
   Exit: (258) [system] get_char((0x55798e5fad60), o)
   Call: (258) [system] char_type(o, end_of_line)
   Fail: (258) [system] char_type(o, end_of_line)
   Call: (258) [system] o=end_of_file
   Fail: (258) [system] o=end_of_file
^  Call: (258) [user] read_until_eol((0x55798e5fad60), _1727760)
   Call: (259) [system] get_char((0x55798e5fad60), _1728690)
   Exit: (259) [system] get_char((0x55798e5fad60), f)
   Call: (259) [system] char_type(f, end_of_line)
   Fail: (259) [system] char_type(f, end_of_line)
   Call: (259) [system] f=end_of_file
   Fail: (259) [system] f=end_of_file
^  Call: (259) [user] read_until_eol((0x55798e5fad60), _1734260)
   Call: (260) [system] get_char((0x55798e5fad60), _1735190)
   Exit: (260) [system] get_char((0x55798e5fad60), ' ')
   Call: (260) [system] char_type(' ', end_of_line)
   Fail: (260) [system] char_type(' ', end_of_line)
   Call: (260) [system] ' '=end_of_file
   Fail: (260) [system] ' '=end_of_file
^  Call: (260) [user] read_until_eol((0x55798e5fad60), _1740760)
   Call: (261) [system] get_char((0x55798e5fad60), _1741690)
   Exit: (261) [system] get_char((0x55798e5fad60), d)
   Call: (261) [system] char_type(d, end_of_line)
   Fail: (261) [system] char_type(d, end_of_line)
   Call: (261) [system] d=end_of_file
   Fail: (261) [system] d=end_of_file
^  Call: (261) [user] read_until_eol((0x55798e5fad60), _1747260)
   Call: (262) [system] get_char((0x55798e5fad60), _1748190)
   Exit: (262) [system] get_char((0x55798e5fad60), u)
   Call: (262) [system] char_type(u, end_of_line)
   Fail: (262) [system] char_type(u, end_of_line)
   Call: (262) [system] u=end_of_file
   Fail: (262) [system] u=end_of_file
^  Call: (262) [user] read_until_eol((0x55798e5fad60), _1753760)
   Call: (263) [system] get_char((0x55798e5fad60), _1754690)
   Exit: (263) [system] get_char((0x55798e5fad60), p)
   Call: (263) [system] char_type(p, end_of_line)
   Fail: (263) [system] char_type(p, end_of_line)
   Call: (263) [system] p=end_of_file
   Fail: (263) [system] p=end_of_file
^  Call: (263) [user] read_until_eol((0x55798e5fad60), _1760260)
   Call: (264) [system] get_char((0x55798e5fad60), _1761190)
   Exit: (264) [system] get_char((0x55798e5fad60), l)
   Call: (264) [system] char_type(l, end_of_line)
   Fail: (264) [system] char_type(l, end_of_line)
   Call: (264) [system] l=end_of_file
   Fail: (264) [system] l=end_of_file
^  Call: (264) [user] read_until_eol((0x55798e5fad60), _1766760)
   Call: (265) [system] get_char((0x55798e5fad60), _1767690)
   Exit: (265) [system] get_char((0x55798e5fad60), i)
   Call: (265) [system] char_type(i, end_of_line)
   Fail: (265) [system] char_type(i, end_of_line)
   Call: (265) [system] i=end_of_file
   Fail: (265) [system] i=end_of_file
^  Call: (265) [user] read_until_eol((0x55798e5fad60), _1773260)
   Call: (266) [system] get_char((0x55798e5fad60), _1774190)
   Exit: (266) [system] get_char((0x55798e5fad60), c)
   Call: (266) [system] char_type(c, end_of_line)
   Fail: (266) [system] char_type(c, end_of_line)
   Call: (266) [system] c=end_of_file
   Fail: (266) [system] c=end_of_file
^  Call: (266) [user] read_until_eol((0x55798e5fad60), _1779760)
   Call: (267) [system] get_char((0x55798e5fad60), _1780690)
   Exit: (267) [system] get_char((0x55798e5fad60), a)
   Call: (267) [system] char_type(a, end_of_line)
   Fail: (267) [system] char_type(a, end_of_line)
   Call: (267) [system] a=end_of_file
   Fail: (267) [system] a=end_of_file
^  Call: (267) [user] read_until_eol((0x55798e5fad60), _1786260)
   Call: (268) [system] get_char((0x55798e5fad60), _1787190)
   Exit: (268) [system] get_char((0x55798e5fad60), t)
   Call: (268) [system] char_type(t, end_of_line)
   Fail: (268) [system] char_type(t, end_of_line)
   Call: (268) [system] t=end_of_file
   Fail: (268) [system] t=end_of_file
^  Call: (268) [user] read_until_eol((0x55798e5fad60), _1792760)
   Call: (269) [system] get_char((0x55798e5fad60), _1793690)
   Exit: (269) [system] get_char((0x55798e5fad60), i)
   Call: (269) [system] char_type(i, end_of_line)
   Fail: (269) [system] char_type(i, end_of_line)
   Call: (269) [system] i=end_of_file
   Fail: (269) [system] i=end_of_file
^  Call: (269) [user] read_until_eol((0x55798e5fad60), _1799260)
   Call: (270) [system] get_char((0x55798e5fad60), _1800190)
   Exit: (270) [system] get_char((0x55798e5fad60), n)
   Call: (270) [system] char_type(n, end_of_line)
   Fail: (270) [system] char_type(n, end_of_line)
   Call: (270) [system] n=end_of_file
   Fail: (270) [system] n=end_of_file
^  Call: (270) [user] read_until_eol((0x55798e5fad60), _1805760)
   Call: (271) [system] get_char((0x55798e5fad60), _1806690)
   Exit: (271) [system] get_char((0x55798e5fad60), g)
   Call: (271) [system] char_type(g, end_of_line)
   Fail: (271) [system] char_type(g, end_of_line)
   Call: (271) [system] g=end_of_file
   Fail: (271) [system] g=end_of_file
^  Call: (271) [user] read_until_eol((0x55798e5fad60), _1812260)
   Call: (272) [system] get_char((0x55798e5fad60), _1813190)
   Exit: (272) [system] get_char((0x55798e5fad60), ' ')
   Call: (272) [system] char_type(' ', end_of_line)
   Fail: (272) [system] char_type(' ', end_of_line)
   Call: (272) [system] ' '=end_of_file
   Fail: (272) [system] ' '=end_of_file
^  Call: (272) [user] read_until_eol((0x55798e5fad60), _1818760)
   Call: (273) [system] get_char((0x55798e5fad60), _1819690)
   Exit: (273) [system] get_char((0x55798e5fad60), c)
   Call: (273) [system] char_type(c, end_of_line)
   Fail: (273) [system] char_type(c, end_of_line)
   Call: (273) [system] c=end_of_file
   Fail: (273) [system] c=end_of_file
^  Call: (273) [user] read_until_eol((0x55798e5fad60), _1825260)
   Call: (274) [system] get_char((0x55798e5fad60), _1826190)
   Exit: (274) [system] get_char((0x55798e5fad60), o)
   Call: (274) [system] char_type(o, end_of_line)
   Fail: (274) [system] char_type(o, end_of_line)
   Call: (274) [system] o=end_of_file
   Fail: (274) [system] o=end_of_file
^  Call: (274) [user] read_until_eol((0x55798e5fad60), _1831760)
   Call: (275) [system] get_char((0x55798e5fad60), _1832690)
   Exit: (275) [system] get_char((0x55798e5fad60), d)
   Call: (275) [system] char_type(d, end_of_line)
   Fail: (275) [system] char_type(d, end_of_line)
   Call: (275) [system] d=end_of_file
   Fail: (275) [system] d=end_of_file
^  Call: (275) [user] read_until_eol((0x55798e5fad60), _1838260)
   Call: (276) [system] get_char((0x55798e5fad60), _1839190)
   Exit: (276) [system] get_char((0x55798e5fad60), e)
   Call: (276) [system] char_type(e, end_of_line)
   Fail: (276) [system] char_type(e, end_of_line)
   Call: (276) [system] e=end_of_file
   Fail: (276) [system] e=end_of_file
^  Call: (276) [user] read_until_eol((0x55798e5fad60), _1844760)
   Call: (277) [system] get_char((0x55798e5fad60), _1845690)
   Exit: (277) [system] get_char((0x55798e5fad60), ' ')
   Call: (277) [system] char_type(' ', end_of_line)
   Fail: (277) [system] char_type(' ', end_of_line)
   Call: (277) [system] ' '=end_of_file
   Fail: (277) [system] ' '=end_of_file
^  Call: (277) [user] read_until_eol((0x55798e5fad60), _1851260)
   Call: (278) [system] get_char((0x55798e5fad60), _1852190)
   Exit: (278) [system] get_char((0x55798e5fad60), o)
   Call: (278) [system] char_type(o, end_of_line)
   Fail: (278) [system] char_type(o, end_of_line)
   Call: (278) [system] o=end_of_file
   Fail: (278) [system] o=end_of_file
^  Call: (278) [user] read_until_eol((0x55798e5fad60), _1857760)
   Call: (279) [system] get_char((0x55798e5fad60), _1858690)
   Exit: (279) [system] get_char((0x55798e5fad60), v)
   Call: (279) [system] char_type(v, end_of_line)
   Fail: (279) [system] char_type(v, end_of_line)
   Call: (279) [system] v=end_of_file
   Fail: (279) [system] v=end_of_file
^  Call: (279) [user] read_until_eol((0x55798e5fad60), _1864260)
   Call: (280) [system] get_char((0x55798e5fad60), _1865190)
   Exit: (280) [system] get_char((0x55798e5fad60), e)
   Call: (280) [system] char_type(e, end_of_line)
   Fail: (280) [system] char_type(e, end_of_line)
   Call: (280) [system] e=end_of_file
   Fail: (280) [system] e=end_of_file
^  Call: (280) [user] read_until_eol((0x55798e5fad60), _1870760)
   Call: (281) [system] get_char((0x55798e5fad60), _1871690)
   Exit: (281) [system] get_char((0x55798e5fad60), r)
   Call: (281) [system] char_type(r, end_of_line)
   Fail: (281) [system] char_type(r, end_of_line)
   Call: (281) [system] r=end_of_file
   Fail: (281) [system] r=end_of_file
^  Call: (281) [user] read_until_eol((0x55798e5fad60), _1877260)
   Call: (282) [system] get_char((0x55798e5fad60), _1878190)
   Exit: (282) [system] get_char((0x55798e5fad60), '\n')
   Call: (282) [system] char_type('\n', end_of_line)
   Exit: (282) [system] char_type('\n', end_of_line)
   Call: (282) [system] _1877260=""
   Exit: (282) [system] ""=""
^  Exit: (281) [user] read_until_eol((0x55798e5fad60), "")
   Call: (281) [system] string_concat(r, "", _1870760)
   Exit: (281) [system] string_concat(r, "", "r")
^  Exit: (280) [user] read_until_eol((0x55798e5fad60), "r")
   Call: (280) [system] string_concat(e, "r", _1864260)
   Exit: (280) [system] string_concat(e, "r", "er")
^  Exit: (279) [user] read_until_eol((0x55798e5fad60), "er")
   Call: (279) [system] string_concat(v, "er", _1857760)
   Exit: (279) [system] string_concat(v, "er", "ver")
^  Exit: (278) [user] read_until_eol((0x55798e5fad60), "ver")
   Call: (278) [system] string_concat(o, "ver", _1851260)
   Exit: (278) [system] string_concat(o, "ver", "over")
^  Exit: (277) [user] read_until_eol((0x55798e5fad60), "over")
   Call: (277) [system] string_concat(' ', "over", _1844760)
   Exit: (277) [system] string_concat(' ', "over", " over")
^  Exit: (276) [user] read_until_eol((0x55798e5fad60), " over")
   Call: (276) [system] string_concat(e, " over", _1838260)
   Exit: (276) [system] string_concat(e, " over", "e over")
^  Exit: (275) [user] read_until_eol((0x55798e5fad60), "e over")
   Call: (275) [system] string_concat(d, "e over", _1831760)
   Exit: (275) [system] string_concat(d, "e over", "de over")
^  Exit: (274) [user] read_until_eol((0x55798e5fad60), "de over")
   Call: (274) [system] string_concat(o, "de over", _1825260)
   Exit: (274) [system] string_concat(o, "de over", "ode over")
^  Exit: (273) [user] read_until_eol((0x55798e5fad60), "ode over")
   Call: (273) [system] string_concat(c, "ode over", _1818760)
   Exit: (273) [system] string_concat(c, "ode over", "code over")
^  Exit: (272) [user] read_until_eol((0x55798e5fad60), "code over")
   Call: (272) [system] string_concat(' ', "code over", _1812260)
   Exit: (272) [system] string_concat(' ', "code over", " code over")
^  Exit: (271) [user] read_until_eol((0x55798e5fad60), " code over")
   Call: (271) [system] string_concat(g, " code over", _1805760)
   Exit: (271) [system] string_concat(g, " code over", "g code over")
^  Exit: (270) [user] read_until_eol((0x55798e5fad60), "g code over")
   Call: (270) [system] string_concat(n, "g code over", _1799260)
   Exit: (270) [system] string_concat(n, "g code over", "ng code over")
^  Exit: (269) [user] read_until_eol((0x55798e5fad60), "ng code over")
   Call: (269) [system] string_concat(i, "ng code over", _1792760)
   Exit: (269) [system] string_concat(i, "ng code over", "ing code over")
^  Exit: (268) [user] read_until_eol((0x55798e5fad60), "ing code over")
   Call: (268) [system] string_concat(t, "ing code over", _1786260)
   Exit: (268) [system] string_concat(t, "ing code over", "ting code over")
^  Exit: (267) [user] read_until_eol((0x55798e5fad60), "ting code over")
   Call: (267) [system] string_concat(a, "ting code over", _1779760)
   Exit: (267) [system] string_concat(a, "ting code over", "ating code over")
^  Exit: (266) [user] read_until_eol((0x55798e5fad60), "ating code over")
   Call: (266) [system] string_concat(c, "ating code over", _1773260)
   Exit: (266) [system] string_concat(c, "ating code over", "cating code over")
^  Exit: (265) [user] read_until_eol((0x55798e5fad60), "cating code over")
   Call: (265) [system] string_concat(i, "cating code over", _1766760)
   Exit: (265) [system] string_concat(i, "cating code over", "icating code over")
^  Exit: (264) [user] read_until_eol((0x55798e5fad60), "icating code over")
   Call: (264) [system] string_concat(l, "icating code over", _1760260)
   Exit: (264) [system] string_concat(l, "icating code over", "licating code over")
^  Exit: (263) [user] read_until_eol((0x55798e5fad60), "licating code over")
   Call: (263) [system] string_concat(p, "licating code over", _1753760)
   Exit: (263) [system] string_concat(p, "licating code over", "plicating code over")
^  Exit: (262) [user] read_until_eol((0x55798e5fad60), "plicating code over")
   Call: (262) [system] string_concat(u, "plicating code over", _1747260)
   Exit: (262) [system] string_concat(u, "plicating code over", "uplicating code over")
^  Exit: (261) [user] read_until_eol((0x55798e5fad60), "uplicating code over")
   Call: (261) [system] string_concat(d, "uplicating code over", _1740760)
   Exit: (261) [system] string_concat(d, "uplicating code over", "duplicating code over")
^  Exit: (260) [user] read_until_eol((0x55798e5fad60), "duplicating code over")
   Call: (260) [system] string_concat(' ', "duplicating code over", _1734260)
   Exit: (260) [system] string_concat(' ', "duplicating code over", " duplicating code over")
^  Exit: (259) [user] read_until_eol((0x55798e5fad60), " duplicating code over")
   Call: (259) [system] string_concat(f, " duplicating code over", _1727760)
   Exit: (259) [system] string_concat(f, " duplicating code over", "f duplicating code over")
^  Exit: (258) [user] read_until_eol((0x55798e5fad60), "f duplicating code over")
   Call: (258) [system] string_concat(o, "f duplicating code over", _1721260)
   Exit: (258) [system] string_concat(o, "f duplicating code over", "of duplicating code over")
^  Exit: (257) [user] read_until_eol((0x55798e5fad60), "of duplicating code over")
   Call: (257) [system] string_concat(' ', "of duplicating code over", _1714760)
   Exit: (257) [system] string_concat(' ', "of duplicating code over", " of duplicating code over")
^  Exit: (256) [user] read_until_eol((0x55798e5fad60), " of duplicating code over")
   Call: (256) [system] string_concat(d, " of duplicating code over", _1708260)
   Exit: (256) [system] string_concat(d, " of duplicating code over", "d of duplicating code over")
^  Exit: (255) [user] read_until_eol((0x55798e5fad60), "d of duplicating code over")
   Call: (255) [system] string_concat(a, "d of duplicating code over", _1701760)
   Exit: (255) [system] string_concat(a, "d of duplicating code over", "ad of duplicating code over")
^  Exit: (254) [user] read_until_eol((0x55798e5fad60), "ad of duplicating code over")
   Call: (254) [system] string_concat(e, "ad of duplicating code over", _1695260)
   Exit: (254) [system] string_concat(e, "ad of duplicating code over", "ead of duplicating code over")
^  Exit: (253) [user] read_until_eol((0x55798e5fad60), "ead of duplicating code over")
   Call: (253) [system] string_concat(t, "ead of duplicating code over", _1688760)
   Exit: (253) [system] string_concat(t, "ead of duplicating code over", "tead of duplicating code over")
^  Exit: (252) [user] read_until_eol((0x55798e5fad60), "tead of duplicating code over")
   Call: (252) [system] string_concat(s, "tead of duplicating code over", _1682260)
   Exit: (252) [system] string_concat(s, "tead of duplicating code over", "stead of duplicating code over")
^  Exit: (251) [user] read_until_eol((0x55798e5fad60), "stead of duplicating code over")
   Call: (251) [system] string_concat(n, "stead of duplicating code over", _1675760)
   Exit: (251) [system] string_concat(n, "stead of duplicating code over", "nstead of duplicating code over")
^  Exit: (250) [user] read_until_eol((0x55798e5fad60), "nstead of duplicating code over")
   Call: (250) [system] string_concat(i, "nstead of duplicating code over", _1669260)
   Exit: (250) [system] string_concat(i, "nstead of duplicating code over", "instead of duplicating code over")
^  Exit: (249) [user] read_until_eol((0x55798e5fad60), "instead of duplicating code over")
   Call: (249) [system] string_concat(' ', "instead of duplicating code over", _1662760)
   Exit: (249) [system] string_concat(' ', "instead of duplicating code over", " instead of duplicating code over")
^  Exit: (248) [user] read_until_eol((0x55798e5fad60), " instead of duplicating code over")
   Call: (248) [system] string_concat(s, " instead of duplicating code over", _1656260)
   Exit: (248) [system] string_concat(s, " instead of duplicating code over", "s instead of duplicating code over")
^  Exit: (247) [user] read_until_eol((0x55798e5fad60), "s instead of duplicating code over")
   Call: (247) [system] string_concat(e, "s instead of duplicating code over", _1649760)
   Exit: (247) [system] string_concat(e, "s instead of duplicating code over", "es instead of duplicating code over")
^  Exit: (246) [user] read_until_eol((0x55798e5fad60), "es instead of duplicating code over")
   Call: (246) [system] string_concat(l, "es instead of duplicating code over", _1643260)
   Exit: (246) [system] string_concat(l, "es instead of duplicating code over", "les instead of duplicating code over")
^  Exit: (245) [user] read_until_eol((0x55798e5fad60), "les instead of duplicating code over")
   Call: (245) [system] string_concat(u, "les instead of duplicating code over", _1636760)
   Exit: (245) [system] string_concat(u, "les instead of duplicating code over", "ules instead of duplicating code over")
^  Exit: (244) [user] read_until_eol((0x55798e5fad60), "ules instead of duplicating code over")
   Call: (244) [system] string_concat(r, "ules instead of duplicating code over", _1630260)
   Exit: (244) [system] string_concat(r, "ules instead of duplicating code over", "rules instead of duplicating code over")
^  Exit: (243) [user] read_until_eol((0x55798e5fad60), "rules instead of duplicating code over")
   Call: (243) [system] string_concat(' ', "rules instead of duplicating code over", _1623760)
   Exit: (243) [system] string_concat(' ', "rules instead of duplicating code over", " rules instead of duplicating code over")
^  Exit: (242) [user] read_until_eol((0x55798e5fad60), " rules instead of duplicating code over")
   Call: (242) [system] string_concat(d, " rules instead of duplicating code over", _1617260)
   Exit: (242) [system] string_concat(d, " rules instead of duplicating code over", "d rules instead of duplicating code over")
^  Exit: (241) [user] read_until_eol((0x55798e5fad60), "d rules instead of duplicating code over")
   Call: (241) [system] string_concat(e, "d rules instead of duplicating code over", _1610760)
   Exit: (241) [system] string_concat(e, "d rules instead of duplicating code over", "ed rules instead of duplicating code over")
^  Exit: (240) [user] read_until_eol((0x55798e5fad60), "ed rules instead of duplicating code over")
   Call: (240) [system] string_concat(i, "ed rules instead of duplicating code over", _1604260)
   Exit: (240) [system] string_concat(i, "ed rules instead of duplicating code over", "ied rules instead of duplicating code over")
^  Exit: (239) [user] read_until_eol((0x55798e5fad60), "ied rules instead of duplicating code over")
   Call: (239) [system] string_concat(r, "ied rules instead of duplicating code over", _1597760)
   Exit: (239) [system] string_concat(r, "ied rules instead of duplicating code over", "ried rules instead of duplicating code over")
^  Exit: (238) [user] read_until_eol((0x55798e5fad60), "ried rules instead of duplicating code over")
   Call: (238) [system] string_concat(r, "ried rules instead of duplicating code over", _1591260)
   Exit: (238) [system] string_concat(r, "ried rules instead of duplicating code over", "rried rules instead of duplicating code over")
^  Exit: (237) [user] read_until_eol((0x55798e5fad60), "rried rules instead of duplicating code over")
   Call: (237) [system] string_concat(u, "rried rules instead of duplicating code over", _1584760)
   Exit: (237) [system] string_concat(u, "rried rules instead of duplicating code over", "urried rules instead of duplicating code over")
^  Exit: (236) [user] read_until_eol((0x55798e5fad60), "urried rules instead of duplicating code over")
   Call: (236) [system] string_concat(c, "urried rules instead of duplicating code over", _1578260)
   Exit: (236) [system] string_concat(c, "urried rules instead of duplicating code over", "curried rules instead of duplicating code over")
^  Exit: (235) [user] read_until_eol((0x55798e5fad60), "curried rules instead of duplicating code over")
   Call: (235) [system] string_concat(' ', "curried rules instead of duplicating code over", _1571760)
   Exit: (235) [system] string_concat(' ', "curried rules instead of duplicating code over", " curried rules instead of duplicating code over")
^  Exit: (234) [user] read_until_eol((0x55798e5fad60), " curried rules instead of duplicating code over")
   Call: (234) [system] string_concat(r, " curried rules instead of duplicating code over", _1565260)
   Exit: (234) [system] string_concat(r, " curried rules instead of duplicating code over", "r curried rules instead of duplicating code over")
^  Exit: (233) [user] read_until_eol((0x55798e5fad60), "r curried rules instead of duplicating code over")
   Call: (233) [system] string_concat(e, "r curried rules instead of duplicating code over", _1558760)
   Exit: (233) [system] string_concat(e, "r curried rules instead of duplicating code over", "er curried rules instead of duplicating code over")
^  Exit: (232) [user] read_until_eol((0x55798e5fad60), "er curried rules instead of duplicating code over")
   Call: (232) [system] string_concat(v, "er curried rules instead of duplicating code over", _1552260)
   Exit: (232) [system] string_concat(v, "er curried rules instead of duplicating code over", "ver curried rules instead of duplicating code over")
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "ver curried rules instead of duplicating code over")
   Call: (231) [system] string_concat(o, "ver curried rules instead of duplicating code over", _1545760)
   Exit: (231) [system] string_concat(o, "ver curried rules instead of duplicating code over", "over curried rules instead of duplicating code over")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), "over curried rules instead of duplicating code over")
   Call: (230) [system] string_concat(' ', "over curried rules instead of duplicating code over", _1539260)
   Exit: (230) [system] string_concat(' ', "over curried rules instead of duplicating code over", " over curried rules instead of duplicating code over")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), " over curried rules instead of duplicating code over")
   Call: (229) [system] string_concat(e, " over curried rules instead of duplicating code over", _1532760)
   Exit: (229) [system] string_concat(e, " over curried rules instead of duplicating code over", "e over curried rules instead of duplicating code over")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), "e over curried rules instead of duplicating code over")
   Call: (228) [system] string_concat(s, "e over curried rules instead of duplicating code over", _1526260)
   Exit: (228) [system] string_concat(s, "e over curried rules instead of duplicating code over", "se over curried rules instead of duplicating code over")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "se over curried rules instead of duplicating code over")
   Call: (227) [system] string_concat(r, "se over curried rules instead of duplicating code over", _1519760)
   Exit: (227) [system] string_concat(r, "se over curried rules instead of duplicating code over", "rse over curried rules instead of duplicating code over")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), "rse over curried rules instead of duplicating code over")
   Call: (226) [system] string_concat(u, "rse over curried rules instead of duplicating code over", _1513260)
   Exit: (226) [system] string_concat(u, "rse over curried rules instead of duplicating code over", "urse over curried rules instead of duplicating code over")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), "urse over curried rules instead of duplicating code over")
   Call: (225) [system] string_concat(c, "urse over curried rules instead of duplicating code over", _1506760)
   Exit: (225) [system] string_concat(c, "urse over curried rules instead of duplicating code over", "curse over curried rules instead of duplicating code over")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "curse over curried rules instead of duplicating code over")
   Call: (224) [system] string_concat(e, "curse over curried rules instead of duplicating code over", _1500260)
   Exit: (224) [system] string_concat(e, "curse over curried rules instead of duplicating code over", "ecurse over curried rules instead of duplicating code over")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), "ecurse over curried rules instead of duplicating code over")
   Call: (223) [system] string_concat(r, "ecurse over curried rules instead of duplicating code over", _1493760)
   Exit: (223) [system] string_concat(r, "ecurse over curried rules instead of duplicating code over", "recurse over curried rules instead of duplicating code over")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "recurse over curried rules instead of duplicating code over")
   Call: (222) [system] string_concat(' ', "recurse over curried rules instead of duplicating code over", _1487260)
   Exit: (222) [system] string_concat(' ', "recurse over curried rules instead of duplicating code over", " recurse over curried rules instead of duplicating code over")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), " recurse over curried rules instead of duplicating code over")
   Call: (221) [system] string_concat(:, " recurse over curried rules instead of duplicating code over", _1480760)
   Exit: (221) [system] string_concat(:, " recurse over curried rules instead of duplicating code over", ": recurse over curried rules instead of duplicating code over")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), ": recurse over curried rules instead of duplicating code over")
   Call: (220) [system] string_concat('O', ": recurse over curried rules instead of duplicating code over", _1474260)
   Exit: (220) [system] string_concat('O', ": recurse over curried rules instead of duplicating code over", "O: recurse over curried rules instead of duplicating code over")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "O: recurse over curried rules instead of duplicating code over")
   Call: (219) [system] string_concat('D', "O: recurse over curried rules instead of duplicating code over", _1467760)
   Exit: (219) [system] string_concat('D', "O: recurse over curried rules instead of duplicating code over", "DO: recurse over curried rules instead of duplicating code over")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "DO: recurse over curried rules instead of duplicating code over")
   Call: (218) [system] string_concat('O', "DO: recurse over curried rules instead of duplicating code over", _1461260)
   Exit: (218) [system] string_concat('O', "DO: recurse over curried rules instead of duplicating code over", "ODO: recurse over curried rules instead of duplicating code over")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "ODO: recurse over curried rules instead of duplicating code over")
   Call: (217) [system] string_concat('T', "ODO: recurse over curried rules instead of duplicating code over", _1454760)
   Exit: (217) [system] string_concat('T', "ODO: recurse over curried rules instead of duplicating code over", "TODO: recurse over curried rules instead of duplicating code over")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "TODO: recurse over curried rules instead of duplicating code over")
   Call: (216) [system] string_concat(' ', "TODO: recurse over curried rules instead of duplicating code over", _1448260)
   Exit: (216) [system] string_concat(' ', "TODO: recurse over curried rules instead of duplicating code over", " TODO: recurse over curried rules instead of duplicating code over")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), " TODO: recurse over curried rules instead of duplicating code over")
   Call: (215) [system] string_concat(;, " TODO: recurse over curried rules instead of duplicating code over", _1441760)
   Exit: (215) [system] string_concat(;, " TODO: recurse over curried rules instead of duplicating code over", "; TODO: recurse over curried rules instead of duplicating code over")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "; TODO: recurse over curried rules instead of duplicating code over")
   Call: (214) [system] string_concat(;, "; TODO: recurse over curried rules instead of duplicating code over", _1435260)
   Exit: (214) [system] string_concat(;, "; TODO: recurse over curried rules instead of duplicating code over", ";; TODO: recurse over curried rules instead of duplicating code over")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), ";; TODO: recurse over curried rules instead of duplicating code over")
^  Call: (213) [user] assertz(metta_file_comment(48, 0, 1563, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$stream_position'(1563, 48, 0, 1563)))
^  Exit: (213) [user] assertz(metta_file_comment(48, 0, 1563, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$stream_position'(1563, 48, 0, 1563)))
^  Exit: (212) [user] read_comment((0x55798e5fad60))
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _2079230)
   Exit: (213) [system] peek_char((0x55798e5fad60), ;)
   Call: (213) [system] (;)=(;)
   Exit: (213) [system] (;)=(;)
^  Call: (213) [user] read_comment((0x55798e5fad60))
^  Call: (214) [user] read_position((0x55798e5fad60), _2083868, _2083870, _2083872, _2083874)
   Call: (215) [system] stream_property((0x55798e5fad60), position(_2083874))
   Call: (216) [system] nonvar((0x55798e5fad60))
   Exit: (216) [system] nonvar((0x55798e5fad60))
   Call: (216) [system] nonvar(position(_2083874))
   Exit: (216) [system] nonvar(position(_2083874))
   Exit: (215) [system] stream_property((0x55798e5fad60), position('$stream_position'(1632, 49, 0, 1632)))
   Call: (215) [$syspreds] stream_position_data(line_count, '$stream_position'(1632, 49, 0, 1632), _2083868)
   Call: (216) [system] nonvar(line_count)
   Exit: (216) [system] nonvar(line_count)
   Call: (216) [$syspreds] stream_position_field(line_count, _2093162)
   Exit: (216) [$syspreds] stream_position_field(line_count, 2)
   Call: (216) [system] arg(2, '$stream_position'(1632, 49, 0, 1632), _2083868)
   Exit: (216) [system] arg(2, '$stream_position'(1632, 49, 0, 1632), 49)
   Exit: (215) [$syspreds] stream_position_data(line_count, '$stream_position'(1632, 49, 0, 1632), 49)
   Call: (215) [$syspreds] stream_position_data(line_position, '$stream_position'(1632, 49, 0, 1632), _3416)
   Call: (216) [system] nonvar(line_position)
   Exit: (216) [system] nonvar(line_position)
   Call: (216) [$syspreds] stream_position_field(line_position, _7092)
   Exit: (216) [$syspreds] stream_position_field(line_position, 3)
   Call: (216) [system] arg(3, '$stream_position'(1632, 49, 0, 1632), _3416)
   Exit: (216) [system] arg(3, '$stream_position'(1632, 49, 0, 1632), 0)
   Exit: (215) [$syspreds] stream_position_data(line_position, '$stream_position'(1632, 49, 0, 1632), 0)
   Call: (215) [$syspreds] stream_position_data(char_count, '$stream_position'(1632, 49, 0, 1632), _3418)
   Call: (216) [system] nonvar(char_count)
   Exit: (216) [system] nonvar(char_count)
   Call: (216) [$syspreds] stream_position_field(char_count, _14526)
   Exit: (216) [$syspreds] stream_position_field(char_count, 1)
   Call: (216) [system] arg(1, '$stream_position'(1632, 49, 0, 1632), _3418)
   Exit: (216) [system] arg(1, '$stream_position'(1632, 49, 0, 1632), 1632)
   Exit: (215) [$syspreds] stream_position_data(char_count, '$stream_position'(1632, 49, 0, 1632), 1632)
^  Exit: (214) [user] read_position((0x55798e5fad60), 49, 0, 1632, '$stream_position'(1632, 49, 0, 1632))
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _20120)
   Call: (215) [system] get_char((0x55798e5fad60), _21050)
   Exit: (215) [system] get_char((0x55798e5fad60), ;)
   Call: (215) [system] char_type(;, end_of_line)
   Fail: (215) [system] char_type(;, end_of_line)
   Call: (215) [system] (;)=end_of_file
   Fail: (215) [system] (;)=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _26620)
   Call: (216) [system] get_char((0x55798e5fad60), _27550)
   Exit: (216) [system] get_char((0x55798e5fad60), ;)
   Call: (216) [system] char_type(;, end_of_line)
   Fail: (216) [system] char_type(;, end_of_line)
   Call: (216) [system] (;)=end_of_file
   Fail: (216) [system] (;)=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _33120)
   Call: (217) [system] get_char((0x55798e5fad60), _34050)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
   Call: (217) [system] char_type(' ', end_of_line)
   Fail: (217) [system] char_type(' ', end_of_line)
   Call: (217) [system] ' '=end_of_file
   Fail: (217) [system] ' '=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _39620)
   Call: (218) [system] get_char((0x55798e5fad60), _40550)
   Exit: (218) [system] get_char((0x55798e5fad60), t)
   Call: (218) [system] char_type(t, end_of_line)
   Fail: (218) [system] char_type(t, end_of_line)
   Call: (218) [system] t=end_of_file
   Fail: (218) [system] t=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _46120)
   Call: (219) [system] get_char((0x55798e5fad60), _47050)
   Exit: (219) [system] get_char((0x55798e5fad60), u)
   Call: (219) [system] char_type(u, end_of_line)
   Fail: (219) [system] char_type(u, end_of_line)
   Call: (219) [system] u=end_of_file
   Fail: (219) [system] u=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _52620)
   Call: (220) [system] get_char((0x55798e5fad60), _53550)
   Exit: (220) [system] get_char((0x55798e5fad60), p)
   Call: (220) [system] char_type(p, end_of_line)
   Fail: (220) [system] char_type(p, end_of_line)
   Call: (220) [system] p=end_of_file
   Fail: (220) [system] p=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _59120)
   Call: (221) [system] get_char((0x55798e5fad60), _60050)
   Exit: (221) [system] get_char((0x55798e5fad60), l)
   Call: (221) [system] char_type(l, end_of_line)
   Fail: (221) [system] char_type(l, end_of_line)
   Call: (221) [system] l=end_of_file
   Fail: (221) [system] l=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _65620)
   Call: (222) [system] get_char((0x55798e5fad60), _66550)
   Exit: (222) [system] get_char((0x55798e5fad60), e)
   Call: (222) [system] char_type(e, end_of_line)
   Fail: (222) [system] char_type(e, end_of_line)
   Call: (222) [system] e=end_of_file
   Fail: (222) [system] e=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _72120)
   Call: (223) [system] get_char((0x55798e5fad60), _73050)
   Exit: (223) [system] get_char((0x55798e5fad60), s)
   Call: (223) [system] char_type(s, end_of_line)
   Fail: (223) [system] char_type(s, end_of_line)
   Call: (223) [system] s=end_of_file
   Fail: (223) [system] s=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _78620)
   Call: (224) [system] get_char((0x55798e5fad60), _79550)
   Exit: (224) [system] get_char((0x55798e5fad60), '.')
   Call: (224) [system] char_type('.', end_of_line)
   Fail: (224) [system] char_type('.', end_of_line)
   Call: (224) [system] ('.')=end_of_file
   Fail: (224) [system] ('.')=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _85120)
   Call: (225) [system] get_char((0x55798e5fad60), _86050)
   Exit: (225) [system] get_char((0x55798e5fad60), '\n')
   Call: (225) [system] char_type('\n', end_of_line)
   Exit: (225) [system] char_type('\n', end_of_line)
   Call: (225) [system] _85120=""
   Exit: (225) [system] ""=""
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "")
   Call: (224) [system] string_concat('.', "", _78620)
   Exit: (224) [system] string_concat('.', "", ".")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), ".")
   Call: (223) [system] string_concat(s, ".", _72120)
   Exit: (223) [system] string_concat(s, ".", "s.")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "s.")
   Call: (222) [system] string_concat(e, "s.", _65620)
   Exit: (222) [system] string_concat(e, "s.", "es.")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "es.")
   Call: (221) [system] string_concat(l, "es.", _59120)
   Exit: (221) [system] string_concat(l, "es.", "les.")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "les.")
   Call: (220) [system] string_concat(p, "les.", _52620)
   Exit: (220) [system] string_concat(p, "les.", "ples.")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "ples.")
   Call: (219) [system] string_concat(u, "ples.", _46120)
   Exit: (219) [system] string_concat(u, "ples.", "uples.")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), "uples.")
   Call: (218) [system] string_concat(t, "uples.", _39620)
   Exit: (218) [system] string_concat(t, "uples.", "tuples.")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "tuples.")
   Call: (217) [system] string_concat(' ', "tuples.", _33120)
   Exit: (217) [system] string_concat(' ', "tuples.", " tuples.")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), " tuples.")
   Call: (216) [system] string_concat(;, " tuples.", _26620)
   Exit: (216) [system] string_concat(;, " tuples.", "; tuples.")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "; tuples.")
   Call: (215) [system] string_concat(;, "; tuples.", _20120)
   Exit: (215) [system] string_concat(;, "; tuples.", ";; tuples.")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), ";; tuples.")
^  Call: (214) [user] assertz(metta_file_comment(49, 0, 1632, '$COMMENT'(";; tuples.", 49, 0), '$stream_position'(1632, 49, 0, 1632)))
^  Exit: (214) [user] assertz(metta_file_comment(49, 0, 1632, '$COMMENT'(";; tuples.", 49, 0), '$stream_position'(1632, 49, 0, 1632)))
^  Exit: (213) [user] read_comment((0x55798e5fad60))
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _124270)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] get_char((0x55798e5fad60), _167068)
   Exit: (182) [system] get_char((0x55798e5fad60), '(')
   Call: (182) [system] '('='('
   Exit: (182) [system] '('='('
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _3318)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _172638)
   Exit: (184) [system] peek_char((0x55798e5fad60), :)
   Call: (184) [system] (:)=(;)
   Fail: (184) [system] (:)=(;)
^  Call: (184) [user] is_like_space(:)
   Call: (185) [system] char_type(:, 'white')
   Fail: (185) [system] char_type(:, 'white')
   Call: (185) [system] char_type(:, end_of_line)
   Fail: (185) [system] char_type(:, end_of_line)
   Call: (185) [system] char_type(:, space)
   Fail: (185) [system] char_type(:, space)
   Call: (185) [system] char_type(:, cntrl)
   Fail: (185) [system] char_type(:, cntrl)
^  Fail: (184) [user] is_like_space(:)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _186792)
   Exit: (183) [system] peek_char((0x55798e5fad60), :)
   Call: (183) [system] (:)=')'
   Fail: (183) [system] (:)=')'
   Call: (183) [system] (:)=end_of_file
   Fail: (183) [system] (:)=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _192362)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _194220)
   Exit: (185) [system] peek_char((0x55798e5fad60), :)
   Call: (185) [system] (:)=(;)
   Fail: (185) [system] (:)=(;)
^  Call: (185) [user] is_like_space(:)
   Call: (186) [system] char_type(:, 'white')
   Fail: (186) [system] char_type(:, 'white')
   Call: (186) [system] char_type(:, end_of_line)
   Fail: (186) [system] char_type(:, end_of_line)
   Call: (186) [system] char_type(:, space)
   Fail: (186) [system] char_type(:, space)
   Call: (186) [system] char_type(:, cntrl)
   Fail: (186) [system] char_type(:, cntrl)
^  Fail: (185) [user] is_like_space(:)
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _208374)
   Exit: (184) [system] get_char((0x55798e5fad60), :)
   Call: (184) [system] (:)='('
   Fail: (184) [system] (:)='('
   Call: (184) [system] (:)='['
   Fail: (184) [system] (:)='['
   Call: (184) [system] (:)='{'
   Fail: (184) [system] (:)='{'
   Call: (184) [system] (:)='"'
   Fail: (184) [system] (:)='"'
   Call: (184) [system] (:)=!
   Fail: (184) [system] (:)=!
   Call: (184) [system] (:)='\''
   Fail: (184) [system] (:)='\''
   Call: (184) [system] (:)='`'
   Fail: (184) [system] (:)='`'
   Call: (184) [system] (:)=end_of_file
   Fail: (184) [system] (:)=end_of_file
^  Call: (184) [user] read_symbolic(')', (0x55798e5fad60), :, _192362)
^  Call: (185) [user] read_symbolic_cont(')', (0x55798e5fad60), _226016)
   Call: (186) [system] peek_char((0x55798e5fad60), _226950)
   Exit: (186) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (186) [user] is_delimiter(' ')
   Call: (187) [system] char_type(' ', space)
   Exit: (187) [system] char_type(' ', space)
^  Exit: (186) [user] is_delimiter(' ')
   Call: (186) [system] _226016=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (185) [user] classify_and_convert_charseq(:, [], _192362)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_236260, _236262), once(user:catch(read_from_chars([:], _192362), _236236, fail)), '$restore_trace'(_236260, _236262))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_236260, _236262))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _236236, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(:)
   Exit: (186) [system] atomic(:)
^  Exit: (185) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (184) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _243760)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _245618)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55798e5fad60), _253356)
   Exit: (185) [system] get_char((0x55798e5fad60), ' ')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _256060)
   Exit: (186) [system] peek_char((0x55798e5fad60), s)
   Call: (186) [system] s=(;)
   Fail: (186) [system] s=(;)
^  Call: (186) [user] is_like_space(s)
   Call: (187) [system] char_type(s, 'white')
   Fail: (187) [system] char_type(s, 'white')
   Call: (187) [system] char_type(s, end_of_line)
   Fail: (187) [system] char_type(s, end_of_line)
   Call: (187) [system] char_type(s, space)
   Fail: (187) [system] char_type(s, space)
   Call: (187) [system] char_type(s, cntrl)
   Fail: (187) [system] char_type(s, cntrl)
^  Fail: (186) [user] is_like_space(s)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _271138)
   Exit: (184) [system] peek_char((0x55798e5fad60), s)
   Call: (184) [system] s=')'
   Fail: (184) [system] s=')'
   Call: (184) [system] s=end_of_file
   Fail: (184) [system] s=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _276708)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _278566)
   Exit: (186) [system] peek_char((0x55798e5fad60), s)
   Call: (186) [system] s=(;)
   Fail: (186) [system] s=(;)
^  Call: (186) [user] is_like_space(s)
   Call: (187) [system] char_type(s, 'white')
   Fail: (187) [system] char_type(s, 'white')
   Call: (187) [system] char_type(s, end_of_line)
   Fail: (187) [system] char_type(s, end_of_line)
   Call: (187) [system] char_type(s, space)
   Fail: (187) [system] char_type(s, space)
   Call: (187) [system] char_type(s, cntrl)
   Fail: (187) [system] char_type(s, cntrl)
^  Fail: (186) [user] is_like_space(s)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _292720)
   Exit: (185) [system] get_char((0x55798e5fad60), s)
   Call: (185) [system] s='('
   Fail: (185) [system] s='('
   Call: (185) [system] s='['
   Fail: (185) [system] s='['
   Call: (185) [system] s='{'
   Fail: (185) [system] s='{'
   Call: (185) [system] s='"'
   Fail: (185) [system] s='"'
   Call: (185) [system] s=!
   Fail: (185) [system] s=!
   Call: (185) [system] s='\''
   Fail: (185) [system] s='\''
   Call: (185) [system] s='`'
   Fail: (185) [system] s='`'
   Call: (185) [system] s=end_of_file
   Fail: (185) [system] s=end_of_file
^  Call: (185) [user] read_symbolic(')', (0x55798e5fad60), s, _276708)
^  Call: (186) [user] read_symbolic_cont(')', (0x55798e5fad60), _310362)
   Call: (187) [system] peek_char((0x55798e5fad60), _311296)
   Exit: (187) [system] peek_char((0x55798e5fad60), y)
^  Call: (187) [user] is_delimiter(y)
   Call: (188) [system] char_type(y, space)
   Fail: (188) [system] char_type(y, space)
   Call: (188) [system] arg(_316016, v('(', ')', end_of_file), y)
   Fail: (188) [system] arg(_316948, v('(', ')', end_of_file), y)
^  Fail: (187) [user] is_delimiter(y)
   Call: (187) [system] ')'==y
   Fail: (187) [system] ')'==y
   Call: (187) [system] get_char((0x55798e5fad60), y)
   Exit: (187) [system] get_char((0x55798e5fad60), y)
   Call: (187) [system] y=(\)
   Fail: (187) [system] y=(\)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _324298)
   Call: (188) [system] peek_char((0x55798e5fad60), _325232)
   Exit: (188) [system] peek_char((0x55798e5fad60), n)
^  Call: (188) [user] is_delimiter(n)
   Call: (189) [system] char_type(n, space)
   Fail: (189) [system] char_type(n, space)
   Call: (189) [system] arg(_329952, v('(', ')', end_of_file), n)
   Fail: (189) [system] arg(_330884, v('(', ')', end_of_file), n)
^  Fail: (188) [user] is_delimiter(n)
   Call: (188) [system] ')'==n
   Fail: (188) [system] ')'==n
   Call: (188) [system] get_char((0x55798e5fad60), n)
   Exit: (188) [system] get_char((0x55798e5fad60), n)
   Call: (188) [system] n=(\)
   Fail: (188) [system] n=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _338234)
   Call: (189) [system] peek_char((0x55798e5fad60), _339168)
   Exit: (189) [system] peek_char((0x55798e5fad60), t)
^  Call: (189) [user] is_delimiter(t)
   Call: (190) [system] char_type(t, space)
   Fail: (190) [system] char_type(t, space)
   Call: (190) [system] arg(_343888, v('(', ')', end_of_file), t)
   Fail: (190) [system] arg(_344820, v('(', ')', end_of_file), t)
^  Fail: (189) [user] is_delimiter(t)
   Call: (189) [system] ')'==t
   Fail: (189) [system] ')'==t
   Call: (189) [system] get_char((0x55798e5fad60), t)
   Exit: (189) [system] get_char((0x55798e5fad60), t)
   Call: (189) [system] t=(\)
   Fail: (189) [system] t=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _352170)
   Call: (190) [system] peek_char((0x55798e5fad60), _353104)
   Exit: (190) [system] peek_char((0x55798e5fad60), h)
^  Call: (190) [user] is_delimiter(h)
   Call: (191) [system] char_type(h, space)
   Fail: (191) [system] char_type(h, space)
   Call: (191) [system] arg(_357824, v('(', ')', end_of_file), h)
   Fail: (191) [system] arg(_358756, v('(', ')', end_of_file), h)
^  Fail: (190) [user] is_delimiter(h)
   Call: (190) [system] ')'==h
   Fail: (190) [system] ')'==h
   Call: (190) [system] get_char((0x55798e5fad60), h)
   Exit: (190) [system] get_char((0x55798e5fad60), h)
   Call: (190) [system] h=(\)
   Fail: (190) [system] h=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _366106)
   Call: (191) [system] peek_char((0x55798e5fad60), _367040)
   Exit: (191) [system] peek_char((0x55798e5fad60), e)
^  Call: (191) [user] is_delimiter(e)
   Call: (192) [system] char_type(e, space)
   Fail: (192) [system] char_type(e, space)
   Call: (192) [system] arg(_371760, v('(', ')', end_of_file), e)
   Fail: (192) [system] arg(_372692, v('(', ')', end_of_file), e)
^  Fail: (191) [user] is_delimiter(e)
   Call: (191) [system] ')'==e
   Fail: (191) [system] ')'==e
   Call: (191) [system] get_char((0x55798e5fad60), e)
   Exit: (191) [system] get_char((0x55798e5fad60), e)
   Call: (191) [system] e=(\)
   Fail: (191) [system] e=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _380042)
   Call: (192) [system] peek_char((0x55798e5fad60), _380976)
   Exit: (192) [system] peek_char((0x55798e5fad60), s)
^  Call: (192) [user] is_delimiter(s)
   Call: (193) [system] char_type(s, space)
   Fail: (193) [system] char_type(s, space)
   Call: (193) [system] arg(_385696, v('(', ')', end_of_file), s)
   Fail: (193) [system] arg(_386628, v('(', ')', end_of_file), s)
^  Fail: (192) [user] is_delimiter(s)
   Call: (192) [system] ')'==s
   Fail: (192) [system] ')'==s
   Call: (192) [system] get_char((0x55798e5fad60), s)
   Exit: (192) [system] get_char((0x55798e5fad60), s)
   Call: (192) [system] s=(\)
   Fail: (192) [system] s=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _393978)
   Call: (193) [system] peek_char((0x55798e5fad60), _394912)
   Exit: (193) [system] peek_char((0x55798e5fad60), i)
^  Call: (193) [user] is_delimiter(i)
   Call: (194) [system] char_type(i, space)
   Fail: (194) [system] char_type(i, space)
   Call: (194) [system] arg(_399632, v('(', ')', end_of_file), i)
   Fail: (194) [system] arg(_400564, v('(', ')', end_of_file), i)
^  Fail: (193) [user] is_delimiter(i)
   Call: (193) [system] ')'==i
   Fail: (193) [system] ')'==i
   Call: (193) [system] get_char((0x55798e5fad60), i)
   Exit: (193) [system] get_char((0x55798e5fad60), i)
   Call: (193) [system] i=(\)
   Fail: (193) [system] i=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _407914)
   Call: (194) [system] peek_char((0x55798e5fad60), _408848)
   Exit: (194) [system] peek_char((0x55798e5fad60), z)
^  Call: (194) [user] is_delimiter(z)
   Call: (195) [system] char_type(z, space)
   Fail: (195) [system] char_type(z, space)
   Call: (195) [system] arg(_413568, v('(', ')', end_of_file), z)
   Fail: (195) [system] arg(_414500, v('(', ')', end_of_file), z)
^  Fail: (194) [user] is_delimiter(z)
   Call: (194) [system] ')'==z
   Fail: (194) [system] ')'==z
   Call: (194) [system] get_char((0x55798e5fad60), z)
   Exit: (194) [system] get_char((0x55798e5fad60), z)
   Call: (194) [system] z=(\)
   Fail: (194) [system] z=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _421850)
   Call: (195) [system] peek_char((0x55798e5fad60), _422784)
   Exit: (195) [system] peek_char((0x55798e5fad60), e)
^  Call: (195) [user] is_delimiter(e)
   Call: (196) [system] char_type(e, space)
   Fail: (196) [system] char_type(e, space)
   Call: (196) [system] arg(_427504, v('(', ')', end_of_file), e)
   Fail: (196) [system] arg(_428436, v('(', ')', end_of_file), e)
^  Fail: (195) [user] is_delimiter(e)
   Call: (195) [system] ')'==e
   Fail: (195) [system] ')'==e
   Call: (195) [system] get_char((0x55798e5fad60), e)
   Exit: (195) [system] get_char((0x55798e5fad60), e)
   Call: (195) [system] e=(\)
   Fail: (195) [system] e=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _435786)
   Call: (196) [system] peek_char((0x55798e5fad60), _436720)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _435786=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _421850=[e]
   Exit: (195) [system] [e]=[e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (194) [system] _407914=[z, e]
   Exit: (194) [system] [z, e]=[z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (193) [system] _393978=[i, z, e]
   Exit: (193) [system] [i, z, e]=[i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (192) [system] _380042=[s, i, z, e]
   Exit: (192) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (191) [system] _366106=[e, s, i, z, e]
   Exit: (191) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (190) [system] _352170=[h, e, s, i, z, e]
   Exit: (190) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (189) [system] _338234=[t, h, e, s, i, z, e]
   Exit: (189) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (188) [system] _324298=[n, t, h, e, s, i, z, e]
   Exit: (188) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (187) [system] _310362=[y, n, t, h, e, s, i, z, e]
   Exit: (187) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (186) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (186) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _276708)
^  Call: (188) [system] setup_call_cleanup('$notrace'(_471176, _471178), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _276708), _471152, fail)), '$restore_trace'(_471176, _471178))
^  Call: (189) [system] sig_atomic(system:'$notrace'(_471176, _471178))
^  Exit: (188) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _471152, fail)), system:'$restore_trace'(3, -1))
   Call: (187) [system] atomic(synthesize)
   Exit: (187) [system] atomic(synthesize)
^  Exit: (186) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (185) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _478676)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _480534)
   Exit: (186) [system] peek_char((0x55798e5fad60), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55798e5fad60), _488272)
   Exit: (186) [system] get_char((0x55798e5fad60), ' ')
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _490976)
   Exit: (187) [system] peek_char((0x55798e5fad60), '(')
   Call: (187) [system] '('=(;)
   Fail: (187) [system] '('=(;)
^  Call: (187) [user] is_like_space('(')
   Call: (188) [system] char_type('(', 'white')
   Fail: (188) [system] char_type('(', 'white')
   Call: (188) [system] char_type('(', end_of_line)
   Fail: (188) [system] char_type('(', end_of_line)
   Call: (188) [system] char_type('(', space)
   Fail: (188) [system] char_type('(', space)
   Call: (188) [system] char_type('(', cntrl)
   Fail: (188) [system] char_type('(', cntrl)
^  Fail: (187) [user] is_like_space('(')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _506054)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=')'
   Fail: (185) [system] '('=')'
   Call: (185) [system] '('=end_of_file
   Fail: (185) [system] '('=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _511624)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _513482)
   Exit: (187) [system] peek_char((0x55798e5fad60), '(')
   Call: (187) [system] '('=(;)
   Fail: (187) [system] '('=(;)
^  Call: (187) [user] is_like_space('(')
   Call: (188) [system] char_type('(', 'white')
   Fail: (188) [system] char_type('(', 'white')
   Call: (188) [system] char_type('(', end_of_line)
   Fail: (188) [system] char_type('(', end_of_line)
   Call: (188) [system] char_type('(', space)
   Fail: (188) [system] char_type('(', space)
   Call: (188) [system] char_type('(', cntrl)
   Fail: (188) [system] char_type('(', cntrl)
^  Fail: (187) [user] is_like_space('(')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _527636)
   Exit: (186) [system] get_char((0x55798e5fad60), '(')
   Call: (186) [system] '('='('
   Exit: (186) [system] '('='('
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _511624)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _533206)
   Exit: (188) [system] peek_char((0x55798e5fad60), -)
   Call: (188) [system] (-)=(;)
   Fail: (188) [system] (-)=(;)
^  Call: (188) [user] is_like_space(-)
   Call: (189) [system] char_type(-, 'white')
   Fail: (189) [system] char_type(-, 'white')
   Call: (189) [system] char_type(-, end_of_line)
   Fail: (189) [system] char_type(-, end_of_line)
   Call: (189) [system] char_type(-, space)
   Fail: (189) [system] char_type(-, space)
   Call: (189) [system] char_type(-, cntrl)
   Fail: (189) [system] char_type(-, cntrl)
^  Fail: (188) [user] is_like_space(-)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _547360)
   Exit: (187) [system] peek_char((0x55798e5fad60), -)
   Call: (187) [system] (-)=')'
   Fail: (187) [system] (-)=')'
   Call: (187) [system] (-)=end_of_file
   Fail: (187) [system] (-)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _552930)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _554788)
   Exit: (189) [system] peek_char((0x55798e5fad60), -)
   Call: (189) [system] (-)=(;)
   Fail: (189) [system] (-)=(;)
^  Call: (189) [user] is_like_space(-)
   Call: (190) [system] char_type(-, 'white')
   Fail: (190) [system] char_type(-, 'white')
   Call: (190) [system] char_type(-, end_of_line)
   Fail: (190) [system] char_type(-, end_of_line)
   Call: (190) [system] char_type(-, space)
   Fail: (190) [system] char_type(-, space)
   Call: (190) [system] char_type(-, cntrl)
   Fail: (190) [system] char_type(-, cntrl)
^  Fail: (189) [user] is_like_space(-)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _568942)
   Exit: (188) [system] get_char((0x55798e5fad60), -)
   Call: (188) [system] (-)='('
   Fail: (188) [system] (-)='('
   Call: (188) [system] (-)='['
   Fail: (188) [system] (-)='['
   Call: (188) [system] (-)='{'
   Fail: (188) [system] (-)='{'
   Call: (188) [system] (-)='"'
   Fail: (188) [system] (-)='"'
   Call: (188) [system] (-)=!
   Fail: (188) [system] (-)=!
   Call: (188) [system] (-)='\''
   Fail: (188) [system] (-)='\''
   Call: (188) [system] (-)='`'
   Fail: (188) [system] (-)='`'
   Call: (188) [system] (-)=end_of_file
   Fail: (188) [system] (-)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), -, _552930)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _586584)
   Call: (190) [system] peek_char((0x55798e5fad60), _587518)
   Exit: (190) [system] peek_char((0x55798e5fad60), >)
^  Call: (190) [user] is_delimiter(>)
   Call: (191) [system] char_type(>, space)
   Fail: (191) [system] char_type(>, space)
   Call: (191) [system] arg(_592238, v('(', ')', end_of_file), >)
   Fail: (191) [system] arg(_593170, v('(', ')', end_of_file), >)
^  Fail: (190) [user] is_delimiter(>)
   Call: (190) [system] ')'==(>)
   Fail: (190) [system] ')'==(>)
   Call: (190) [system] get_char((0x55798e5fad60), >)
   Exit: (190) [system] get_char((0x55798e5fad60), >)
   Call: (190) [system] (>)=(\)
   Fail: (190) [system] (>)=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _600520)
   Call: (191) [system] peek_char((0x55798e5fad60), _601454)
   Exit: (191) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (191) [user] is_delimiter(' ')
   Call: (192) [system] char_type(' ', space)
   Exit: (192) [system] char_type(' ', space)
^  Exit: (191) [user] is_delimiter(' ')
   Call: (191) [system] _600520=[]
   Exit: (191) [system] []=[]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (190) [system] _586584=[>]
   Exit: (190) [system] [>]=[>]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (189) [user] classify_and_convert_charseq(-, [>], _552930)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_613558, _613560), once(user:catch(read_from_chars([-, >], _552930), _613534, fail)), '$restore_trace'(_613558, _613560))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_613558, _613560))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _613534, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(->)
   Exit: (190) [system] atomic(->)
^  Exit: (189) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _621058)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _622916)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _630654)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _633358)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _648436)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _654006)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _655864)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _670018)
   Exit: (189) [system] get_char((0x55798e5fad60), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _654006)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _687660)
   Call: (191) [system] peek_char((0x55798e5fad60), _688594)
   Exit: (191) [system] peek_char((0x55798e5fad60), a)
^  Call: (191) [user] is_delimiter(a)
   Call: (192) [system] char_type(a, space)
   Fail: (192) [system] char_type(a, space)
   Call: (192) [system] arg(_693314, v('(', ')', end_of_file), a)
   Fail: (192) [system] arg(_694246, v('(', ')', end_of_file), a)
^  Fail: (191) [user] is_delimiter(a)
   Call: (191) [system] ')'==a
   Fail: (191) [system] ')'==a
   Call: (191) [system] get_char((0x55798e5fad60), a)
   Exit: (191) [system] get_char((0x55798e5fad60), a)
   Call: (191) [system] a=(\)
   Fail: (191) [system] a=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _701596)
   Call: (192) [system] peek_char((0x55798e5fad60), _702530)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _701596=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (191) [system] _687660=[a]
   Exit: (191) [system] [a]=[a]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [a])
^  Call: (190) [user] classify_and_convert_charseq($, [a], _654006)
   Call: (191) [system] atom_chars(_714608, ['_', a])
   Exit: (191) [system] atom_chars('_a', ['_', a])
^  Exit: (190) [user] classify_and_convert_charseq($, [a], _a)
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _a)
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), _a)
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _719272)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _721130)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _728868)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _731572)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _746650)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _752220)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _754078)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _768232)
   Exit: (190) [system] get_char((0x55798e5fad60), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _752220)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _773802)
   Exit: (192) [system] peek_char((0x55798e5fad60), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _787956)
   Exit: (191) [system] peek_char((0x55798e5fad60), -)
   Call: (191) [system] (-)=')'
   Fail: (191) [system] (-)=')'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _793526)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _795384)
   Exit: (193) [system] peek_char((0x55798e5fad60), -)
   Call: (193) [system] (-)=(;)
   Fail: (193) [system] (-)=(;)
^  Call: (193) [user] is_like_space(-)
   Call: (194) [system] char_type(-, 'white')
   Fail: (194) [system] char_type(-, 'white')
   Call: (194) [system] char_type(-, end_of_line)
   Fail: (194) [system] char_type(-, end_of_line)
   Call: (194) [system] char_type(-, space)
   Fail: (194) [system] char_type(-, space)
   Call: (194) [system] char_type(-, cntrl)
   Fail: (194) [system] char_type(-, cntrl)
^  Fail: (193) [user] is_like_space(-)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _809538)
   Exit: (192) [system] get_char((0x55798e5fad60), -)
   Call: (192) [system] (-)='('
   Fail: (192) [system] (-)='('
   Call: (192) [system] (-)='['
   Fail: (192) [system] (-)='['
   Call: (192) [system] (-)='{'
   Fail: (192) [system] (-)='{'
   Call: (192) [system] (-)='"'
   Fail: (192) [system] (-)='"'
   Call: (192) [system] (-)=!
   Fail: (192) [system] (-)=!
   Call: (192) [system] (-)='\''
   Fail: (192) [system] (-)='\''
   Call: (192) [system] (-)='`'
   Fail: (192) [system] (-)='`'
   Call: (192) [system] (-)=end_of_file
   Fail: (192) [system] (-)=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55798e5fad60), -, _793526)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _827180)
   Call: (194) [system] peek_char((0x55798e5fad60), _828114)
   Exit: (194) [system] peek_char((0x55798e5fad60), >)
^  Call: (194) [user] is_delimiter(>)
   Call: (195) [system] char_type(>, space)
   Fail: (195) [system] char_type(>, space)
   Call: (195) [system] arg(_832834, v('(', ')', end_of_file), >)
   Fail: (195) [system] arg(_833766, v('(', ')', end_of_file), >)
^  Fail: (194) [user] is_delimiter(>)
   Call: (194) [system] ')'==(>)
   Fail: (194) [system] ')'==(>)
   Call: (194) [system] get_char((0x55798e5fad60), >)
   Exit: (194) [system] get_char((0x55798e5fad60), >)
   Call: (194) [system] (>)=(\)
   Fail: (194) [system] (>)=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _841116)
   Call: (195) [system] peek_char((0x55798e5fad60), _842050)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _841116=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (194) [system] _827180=[>]
   Exit: (194) [system] [>]=[>]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (193) [user] classify_and_convert_charseq(-, [>], _793526)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_854154, _854156), once(user:catch(read_from_chars([-, >], _793526), _854130, fail)), '$restore_trace'(_854154, _854156))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_854154, _854156))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _854130, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(->)
   Exit: (194) [system] atomic(->)
^  Exit: (193) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (192) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _861654)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _863512)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _871250)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _873954)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _889032)
   Exit: (192) [system] peek_char((0x55798e5fad60), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _894602)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _896460)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _910614)
   Exit: (193) [system] get_char((0x55798e5fad60), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _894602)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _928256)
   Call: (195) [system] peek_char((0x55798e5fad60), _929190)
   Exit: (195) [system] peek_char((0x55798e5fad60), k)
^  Call: (195) [user] is_delimiter(k)
   Call: (196) [system] char_type(k, space)
   Fail: (196) [system] char_type(k, space)
   Call: (196) [system] arg(_933910, v('(', ')', end_of_file), k)
   Fail: (196) [system] arg(_934842, v('(', ')', end_of_file), k)
^  Fail: (195) [user] is_delimiter(k)
   Call: (195) [system] ')'==k
   Fail: (195) [system] ')'==k
   Call: (195) [system] get_char((0x55798e5fad60), k)
   Exit: (195) [system] get_char((0x55798e5fad60), k)
   Call: (195) [system] k=(\)
   Fail: (195) [system] k=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _942192)
   Call: (196) [system] peek_char((0x55798e5fad60), _943126)
   Exit: (196) [system] peek_char((0x55798e5fad60), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_947846, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_948778, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55798e5fad60), t)
   Exit: (196) [system] get_char((0x55798e5fad60), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _956128)
   Call: (197) [system] peek_char((0x55798e5fad60), _957062)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
^  Call: (197) [user] is_delimiter(')')
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] arg(_961782, v('(', ')', end_of_file), ')')
   Exit: (198) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (197) [user] is_delimiter(')')
   Call: (197) [system] _956128=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (196) [system] _942192=[t]
   Exit: (196) [system] [t]=[t]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [t])
   Call: (195) [system] _928256=[k, t]
   Exit: (195) [system] [k, t]=[k, t]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, t])
^  Call: (194) [user] classify_and_convert_charseq($, [k, t], _894602)
   Call: (195) [system] atom_chars(_973806, ['_', k, t])
   Exit: (195) [system] atom_chars('_kt', ['_', k, t])
^  Exit: (194) [user] classify_and_convert_charseq($, [k, t], _kt)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _kt)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), _kt)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _978470)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _980328)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _994482)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _998272)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _978470=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _861654=[_kt]
   Exit: (192) [system] [_kt]=[_kt]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [_kt])
   Call: (191) [system] _752220=[->, _kt]
   Exit: (191) [system] [->, _kt]=[->, _kt]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [->, _kt])
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), [->, _kt])
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _1009360)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1011218)
   Exit: (191) [system] peek_char((0x55798e5fad60), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55798e5fad60), _1018956)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1021660)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1036738)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _1042308)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1044166)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _1058320)
   Exit: (191) [system] get_char((0x55798e5fad60), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1042308)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1063890)
   Exit: (193) [system] peek_char((0x55798e5fad60), -)
   Call: (193) [system] (-)=(;)
   Fail: (193) [system] (-)=(;)
^  Call: (193) [user] is_like_space(-)
   Call: (194) [system] char_type(-, 'white')
   Fail: (194) [system] char_type(-, 'white')
   Call: (194) [system] char_type(-, end_of_line)
   Fail: (194) [system] char_type(-, end_of_line)
   Call: (194) [system] char_type(-, space)
   Fail: (194) [system] char_type(-, space)
   Call: (194) [system] char_type(-, cntrl)
   Fail: (194) [system] char_type(-, cntrl)
^  Fail: (193) [user] is_like_space(-)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1078044)
   Exit: (192) [system] peek_char((0x55798e5fad60), -)
   Call: (192) [system] (-)=')'
   Fail: (192) [system] (-)=')'
   Call: (192) [system] (-)=end_of_file
   Fail: (192) [system] (-)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1083614)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1085472)
   Exit: (194) [system] peek_char((0x55798e5fad60), -)
   Call: (194) [system] (-)=(;)
   Fail: (194) [system] (-)=(;)
^  Call: (194) [user] is_like_space(-)
   Call: (195) [system] char_type(-, 'white')
   Fail: (195) [system] char_type(-, 'white')
   Call: (195) [system] char_type(-, end_of_line)
   Fail: (195) [system] char_type(-, end_of_line)
   Call: (195) [system] char_type(-, space)
   Fail: (195) [system] char_type(-, space)
   Call: (195) [system] char_type(-, cntrl)
   Fail: (195) [system] char_type(-, cntrl)
^  Fail: (194) [user] is_like_space(-)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1099626)
   Exit: (193) [system] get_char((0x55798e5fad60), -)
   Call: (193) [system] (-)='('
   Fail: (193) [system] (-)='('
   Call: (193) [system] (-)='['
   Fail: (193) [system] (-)='['
   Call: (193) [system] (-)='{'
   Fail: (193) [system] (-)='{'
   Call: (193) [system] (-)='"'
   Fail: (193) [system] (-)='"'
   Call: (193) [system] (-)=!
   Fail: (193) [system] (-)=!
   Call: (193) [system] (-)='\''
   Fail: (193) [system] (-)='\''
   Call: (193) [system] (-)='`'
   Fail: (193) [system] (-)='`'
   Call: (193) [system] (-)=end_of_file
   Fail: (193) [system] (-)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), -, _1083614)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1117268)
   Call: (195) [system] peek_char((0x55798e5fad60), _1118202)
   Exit: (195) [system] peek_char((0x55798e5fad60), >)
^  Call: (195) [user] is_delimiter(>)
   Call: (196) [system] char_type(>, space)
   Fail: (196) [system] char_type(>, space)
   Call: (196) [system] arg(_1122922, v('(', ')', end_of_file), >)
   Fail: (196) [system] arg(_1123854, v('(', ')', end_of_file), >)
^  Fail: (195) [user] is_delimiter(>)
   Call: (195) [system] ')'==(>)
   Fail: (195) [system] ')'==(>)
   Call: (195) [system] get_char((0x55798e5fad60), >)
   Exit: (195) [system] get_char((0x55798e5fad60), >)
   Call: (195) [system] (>)=(\)
   Fail: (195) [system] (>)=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1131204)
   Call: (196) [system] peek_char((0x55798e5fad60), _1132138)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _1131204=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _1117268=[>]
   Exit: (195) [system] [>]=[>]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (194) [user] classify_and_convert_charseq(-, [>], _1083614)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_1144242, _1144244), once(user:catch(read_from_chars([-, >], _1083614), _1144218, fail)), '$restore_trace'(_1144242, _1144244))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_1144242, _1144244))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _1144218, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(->)
   Exit: (195) [system] atomic(->)
^  Exit: (194) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1151742)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1153600)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1161338)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1164042)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1179120)
   Exit: (193) [system] peek_char((0x55798e5fad60), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1184690)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1186548)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1200702)
   Exit: (194) [system] get_char((0x55798e5fad60), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _1184690)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1218344)
   Call: (196) [system] peek_char((0x55798e5fad60), _1219278)
   Exit: (196) [system] peek_char((0x55798e5fad60), r)
^  Call: (196) [user] is_delimiter(r)
   Call: (197) [system] char_type(r, space)
   Fail: (197) [system] char_type(r, space)
   Call: (197) [system] arg(_1223998, v('(', ')', end_of_file), r)
   Fail: (197) [system] arg(_1224930, v('(', ')', end_of_file), r)
^  Fail: (196) [user] is_delimiter(r)
   Call: (196) [system] ')'==r
   Fail: (196) [system] ')'==r
   Call: (196) [system] get_char((0x55798e5fad60), r)
   Exit: (196) [system] get_char((0x55798e5fad60), r)
   Call: (196) [system] r=(\)
   Fail: (196) [system] r=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1232280)
   Call: (197) [system] peek_char((0x55798e5fad60), _1233214)
   Exit: (197) [system] peek_char((0x55798e5fad60), t)
^  Call: (197) [user] is_delimiter(t)
   Call: (198) [system] char_type(t, space)
   Fail: (198) [system] char_type(t, space)
   Call: (198) [system] arg(_1237934, v('(', ')', end_of_file), t)
   Fail: (198) [system] arg(_1238866, v('(', ')', end_of_file), t)
^  Fail: (197) [user] is_delimiter(t)
   Call: (197) [system] ')'==t
   Fail: (197) [system] ')'==t
   Call: (197) [system] get_char((0x55798e5fad60), t)
   Exit: (197) [system] get_char((0x55798e5fad60), t)
   Call: (197) [system] t=(\)
   Fail: (197) [system] t=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1246216)
   Call: (198) [system] peek_char((0x55798e5fad60), _1247150)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
^  Call: (198) [user] is_delimiter(')')
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] arg(_1251870, v('(', ')', end_of_file), ')')
   Exit: (199) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (198) [user] is_delimiter(')')
   Call: (198) [system] _1246216=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (197) [system] _1232280=[t]
   Exit: (197) [system] [t]=[t]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [t])
   Call: (196) [system] _1218344=[r, t]
   Exit: (196) [system] [r, t]=[r, t]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, t])
^  Call: (195) [user] classify_and_convert_charseq($, [r, t], _1184690)
   Call: (196) [system] atom_chars(_1263894, ['_', r, t])
   Exit: (196) [system] atom_chars('_rt', ['_', r, t])
^  Exit: (195) [user] classify_and_convert_charseq($, [r, t], _rt)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _rt)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), _rt)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1268558)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1270416)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1284570)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55798e5fad60), _1288360)
   Exit: (194) [system] get_char((0x55798e5fad60), ')')
   Call: (194) [system] _1268558=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [])
   Call: (193) [system] _1151742=[_rt]
   Exit: (193) [system] [_rt]=[_rt]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [_rt])
   Call: (192) [system] _1042308=[->, _rt]
   Exit: (192) [system] [->, _rt]=[->, _rt]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [->, _rt])
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), [->, _rt])
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _1299448)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1301306)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _1309044)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1311748)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'N')
   Call: (193) [system] 'N'=(;)
   Fail: (193) [system] 'N'=(;)
^  Call: (193) [user] is_like_space('N')
   Call: (194) [system] char_type('N', 'white')
   Fail: (194) [system] char_type('N', 'white')
   Call: (194) [system] char_type('N', end_of_line)
   Fail: (194) [system] char_type('N', end_of_line)
   Call: (194) [system] char_type('N', space)
   Fail: (194) [system] char_type('N', space)
   Call: (194) [system] char_type('N', cntrl)
   Fail: (194) [system] char_type('N', cntrl)
^  Fail: (193) [user] is_like_space('N')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1326826)
   Exit: (191) [system] peek_char((0x55798e5fad60), 'N')
   Call: (191) [system] 'N'=')'
   Fail: (191) [system] 'N'=')'
   Call: (191) [system] 'N'=end_of_file
   Fail: (191) [system] 'N'=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _1332396)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1334254)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'N')
   Call: (193) [system] 'N'=(;)
   Fail: (193) [system] 'N'=(;)
^  Call: (193) [user] is_like_space('N')
   Call: (194) [system] char_type('N', 'white')
   Fail: (194) [system] char_type('N', 'white')
   Call: (194) [system] char_type('N', end_of_line)
   Fail: (194) [system] char_type('N', end_of_line)
   Call: (194) [system] char_type('N', space)
   Fail: (194) [system] char_type('N', space)
   Call: (194) [system] char_type('N', cntrl)
   Fail: (194) [system] char_type('N', cntrl)
^  Fail: (193) [user] is_like_space('N')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _1348408)
   Exit: (192) [system] get_char((0x55798e5fad60), 'N')
   Call: (192) [system] 'N'='('
   Fail: (192) [system] 'N'='('
   Call: (192) [system] 'N'='['
   Fail: (192) [system] 'N'='['
   Call: (192) [system] 'N'='{'
   Fail: (192) [system] 'N'='{'
   Call: (192) [system] 'N'='"'
   Fail: (192) [system] 'N'='"'
   Call: (192) [system] 'N'=!
   Fail: (192) [system] 'N'=!
   Call: (192) [system] 'N'='\''
   Fail: (192) [system] 'N'='\''
   Call: (192) [system] 'N'='`'
   Fail: (192) [system] 'N'='`'
   Call: (192) [system] 'N'=end_of_file
   Fail: (192) [system] 'N'=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55798e5fad60), 'N', _1332396)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1366050)
   Call: (194) [system] peek_char((0x55798e5fad60), _1366984)
   Exit: (194) [system] peek_char((0x55798e5fad60), a)
^  Call: (194) [user] is_delimiter(a)
   Call: (195) [system] char_type(a, space)
   Fail: (195) [system] char_type(a, space)
   Call: (195) [system] arg(_1371704, v('(', ')', end_of_file), a)
   Fail: (195) [system] arg(_1372636, v('(', ')', end_of_file), a)
^  Fail: (194) [user] is_delimiter(a)
   Call: (194) [system] ')'==a
   Fail: (194) [system] ')'==a
   Call: (194) [system] get_char((0x55798e5fad60), a)
   Exit: (194) [system] get_char((0x55798e5fad60), a)
   Call: (194) [system] a=(\)
   Fail: (194) [system] a=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1379986)
   Call: (195) [system] peek_char((0x55798e5fad60), _1380920)
   Exit: (195) [system] peek_char((0x55798e5fad60), t)
^  Call: (195) [user] is_delimiter(t)
   Call: (196) [system] char_type(t, space)
   Fail: (196) [system] char_type(t, space)
   Call: (196) [system] arg(_1385640, v('(', ')', end_of_file), t)
   Fail: (196) [system] arg(_1386572, v('(', ')', end_of_file), t)
^  Fail: (195) [user] is_delimiter(t)
   Call: (195) [system] ')'==t
   Fail: (195) [system] ')'==t
   Call: (195) [system] get_char((0x55798e5fad60), t)
   Exit: (195) [system] get_char((0x55798e5fad60), t)
   Call: (195) [system] t=(\)
   Fail: (195) [system] t=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1393922)
   Call: (196) [system] peek_char((0x55798e5fad60), _1394856)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _1393922=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _1379986=[t]
   Exit: (195) [system] [t]=[t]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [t])
   Call: (194) [system] _1366050=[a, t]
   Exit: (194) [system] [a, t]=[a, t]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t])
^  Call: (193) [user] classify_and_convert_charseq('N', [a, t], _1332396)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_1409754, _1409756), once(user:catch(read_from_chars(['N', a, t], _1332396), _1409730, fail)), '$restore_trace'(_1409754, _1409756))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_1409754, _1409756))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['N', a, t], _1332396), _1409730, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(_1332396)
   Fail: (194) [system] atomic(_1332396)
   Call: (194) [system] atom_chars(_1332396, ['N', a, t])
   Exit: (194) [system] atom_chars('Nat', ['N', a, t])
^  Exit: (193) [user] classify_and_convert_charseq('N', [a, t], 'Nat')
^  Exit: (192) [user] read_symbolic(')', (0x55798e5fad60), 'N', 'Nat')
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), 'Nat')
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1419130)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1420988)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1428726)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1431430)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1446508)
   Exit: (192) [system] peek_char((0x55798e5fad60), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1452078)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1453936)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1468090)
   Exit: (193) [system] get_char((0x55798e5fad60), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _1452078)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1485732)
   Call: (195) [system] peek_char((0x55798e5fad60), _1486666)
   Exit: (195) [system] peek_char((0x55798e5fad60), a)
^  Call: (195) [user] is_delimiter(a)
   Call: (196) [system] char_type(a, space)
   Fail: (196) [system] char_type(a, space)
   Call: (196) [system] arg(_1491386, v('(', ')', end_of_file), a)
   Fail: (196) [system] arg(_1492318, v('(', ')', end_of_file), a)
^  Fail: (195) [user] is_delimiter(a)
   Call: (195) [system] ')'==a
   Fail: (195) [system] ')'==a
   Call: (195) [system] get_char((0x55798e5fad60), a)
   Exit: (195) [system] get_char((0x55798e5fad60), a)
   Call: (195) [system] a=(\)
   Fail: (195) [system] a=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1499668)
   Call: (196) [system] peek_char((0x55798e5fad60), _1500602)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_1505322, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _1499668=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _1485732=[a]
   Exit: (195) [system] [a]=[a]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [a])
^  Call: (194) [user] classify_and_convert_charseq($, [a], _1452078)
   Call: (195) [system] atom_chars(_1514552, ['_', a])
   Exit: (195) [system] atom_chars('_a', ['_', a])
^  Exit: (194) [user] classify_and_convert_charseq($, [a], _a)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _a)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), _a)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1519216)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1521074)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1535228)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _1539018)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _1519216=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _1419130=[_a]
   Exit: (192) [system] [_a]=[_a]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [_a])
   Call: (191) [system] _1299448=['Nat', _a]
   Exit: (191) [system] ['Nat', _a]=['Nat', _a]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), ['Nat', _a])
   Call: (190) [system] _1009360=[[->, _rt], 'Nat', _a]
   Exit: (190) [system] [[->, _rt], 'Nat', _a]=[[->, _rt], 'Nat', _a]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [[->, _rt], 'Nat', _a])
   Call: (189) [system] _719272=[[->, _kt], [->, _rt], 'Nat', _a]
   Exit: (189) [system] [[->, _kt], [->, _rt], 'Nat', _a]=[[->, _kt], [->, _rt], 'Nat', _a]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [[->, _kt], [->, _rt], 'Nat', _a])
   Call: (188) [system] _621058=[_a, [->, _kt], [->, _rt], 'Nat', _a]
   Exit: (188) [system] [_a, [->, _kt], [->, _rt], 'Nat', _a]=[_a, [->, _kt], [->, _rt], 'Nat', _a]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [_a, [->, _kt], [->, _rt], 'Nat', _a])
   Call: (187) [system] _511624=[->, _a, [->, _kt], [->, _rt], 'Nat', _a]
   Exit: (187) [system] [->, _a, [->, _kt], [->, _rt], 'Nat', _a]=[->, _a, [->, _kt], [->, _rt], 'Nat', _a]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [->, _a, [->, _kt], [->, _rt], 'Nat', _a])
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), [->, _a, [->, _kt], [->, _rt], 'Nat', _a])
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _1561282)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1563140)
   Exit: (187) [system] peek_char((0x55798e5fad60), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1577294)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55798e5fad60), _1581084)
   Exit: (186) [system] get_char((0x55798e5fad60), ')')
   Call: (186) [system] _1561282=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [])
   Call: (185) [system] _478676=[[->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
   Exit: (185) [system] [[->, _a, [->, _kt], [->, _rt], 'Nat', _a]]=[[->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [[->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Call: (184) [system] _243760=[synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
   Exit: (184) [system] [synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]=[synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Call: (183) [system] _3318=[:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
   Exit: (183) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]=[:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (181) [user] cont_sexpr(')', (0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (180) [user] read_sexpr((0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Call: (180) [user] assertz(metta_file_comment(19, 0, 457, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], '$stream_position'(457, 19, 0, 457)))
^  Exit: (180) [user] assertz(metta_file_comment(19, 0, 457, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], '$stream_position'(457, 19, 0, 457)))
^  Exit: (178) [system] once(user:(read_position((0x55798e5fad60), 19, 0, 457, '$stream_position'(457, 19, 0, 457)), read_sexpr((0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]), assertz(metta_file_comment(19, 0, 457, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], '$stream_position'(457, 19, 0, 457)))))
   Call: (178) [system] fail
^  Call: (178) [user] retract(metta_file_comment(_1599602, _1599604, _1599606, _1599608, _1599610))
^  Exit: (178) [user] retract(metta_file_comment(37, 0, 1188, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$stream_position'(1188, 37, 0, 1188)))
^  Call: (178) [user] trly(untyped_to_metta, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _3084)
^  Call: (179) [user] once(call(untyped_to_metta, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1602450))
^  Call: (180) [user] call(untyped_to_metta, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1602450)
^  Call: (181) [user] untyped_to_metta('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1602450)
^  Call: (182) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1605266))
^  Call: (183) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1605266))
^  Call: (184) [user] trly(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1605266)
^  Call: (185) [user] once(call(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1608066))
^  Call: (186) [user] call(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1608066)
^  Call: (187) [user] mfix_vars1('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1608066)
   Call: (188) [system] var('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
   Call: (188) [system] atom('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
   Call: (188) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)==true
   Call: (188) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)==false
   Call: (188) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)==[_1614586, _1614592]
   Call: (188) [system] is_list('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
   Call: (188) [system] string('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
   Call: (188) [system] compound('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
   Exit: (188) [system] compound('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
   Call: (188) [system] compound_name_arguments('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1619220, _1619222)
   Exit: (188) [system] compound_name_arguments('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT', [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0])
   Call: (188) [system] '$COMMENT'\=='$VAR'
   Exit: (188) [system] '$COMMENT'\=='$VAR'
^  Call: (188) [user] apply:maplist(mfix_vars1, [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0], _1622962)
   Call: (189) [apply] apply:maplist_([";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0], _1622962, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", _1624842)
   Call: (191) [system] var(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (191) [system] atom(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (191) [system] ";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."==true
   Call: (191) [system] ";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."==false
   Call: (191) [system] ";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."==[_1629484, _1629490]
   Call: (191) [system] is_list(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (191) [system] string(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Exit: (191) [system] string(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Call: (191) [user] string_to_syms
   Call: (192) [system] fail
   Call: (191) [system] compound(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Call: (191) [user] symbol(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (192) [system] atom(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Fail: (192) [system] atom(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
^  Fail: (191) [user] symbol(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (191) [system] ";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."=_1624842
   Exit: (191) [system] ";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."=";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."
^  Exit: (190) [user] mfix_vars1(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", ";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).")
   Call: (190) [apply] apply:maplist_([37, 0], _1624844, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(37, _1643364)
   Call: (192) [system] var(37)
   Call: (192) [system] atom(37)
   Call: (192) [system] 37==true
   Call: (192) [system] 37==false
   Call: (192) [system] 37==[_1648006, _1648012]
   Call: (192) [system] is_list(37)
   Call: (192) [system] string(37)
   Call: (192) [system] compound(37)
^  Call: (192) [user] symbol(37)
   Call: (193) [system] atom(37)
   Fail: (193) [system] atom(37)
^  Fail: (192) [user] symbol(37)
   Call: (192) [system] 37=_1643364
   Exit: (192) [system] 37=37
^  Exit: (191) [user] mfix_vars1(37, 37)
   Call: (191) [apply] apply:maplist_([0], _1643366, user:mfix_vars1)
^  Call: (192) [user] mfix_vars1(0, _1659130)
   Call: (193) [system] var(0)
   Call: (193) [system] atom(0)
   Call: (193) [system] 0==true
   Call: (193) [system] 0==false
   Call: (193) [system] 0==[_1663772, _1663778]
   Call: (193) [system] is_list(0)
   Call: (193) [system] string(0)
   Call: (193) [system] compound(0)
^  Call: (193) [user] symbol(0)
   Call: (194) [system] atom(0)
   Fail: (194) [system] atom(0)
^  Fail: (193) [user] symbol(0)
   Call: (193) [system] 0=_1659130
   Exit: (193) [system] 0=0
^  Exit: (192) [user] mfix_vars1(0, 0)
   Call: (192) [apply] apply:maplist_([], _1659132, user:mfix_vars1)
   Exit: (192) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([37, 0], [37, 0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0], [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0], user:mfix_vars1)
^  Exit: (188) [apply] apply:maplist(user:mfix_vars1, [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0], [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0])
   Call: (188) [system] compound_name_arguments(_1608066, '$COMMENT', [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0])
   Exit: (188) [system] compound_name_arguments('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT', [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0])
^  Exit: (187) [user] mfix_vars1('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
^  Exit: (186) [system] call(user:mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
^  Exit: (185) [system] once(user:call(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)))
   Call: (185) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)\=@='$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)
^  Exit: (184) [user] trly(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
^  Exit: (183) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)))
^  Call: (182) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1687948))
^  Call: (183) [user] once(user:trly(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1687948))
^  Call: (184) [user] trly(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1687948)
^  Call: (185) [user] once(call(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1690748))
^  Call: (186) [user] call(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1690748)
^  Call: (187) [user] cons_to_c('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1690748)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_c('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
^  Exit: (186) [system] call(user:cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
^  Exit: (185) [system] once(user:call(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)))
   Call: (185) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)\=@='$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)
^  Exit: (184) [user] trly(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
^  Exit: (183) [system] once(user:trly(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)))
^  Call: (182) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1602450))
^  Call: (183) [user] once(user:trly(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1602450))
^  Call: (184) [user] trly(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1602450)
^  Call: (185) [user] once(call(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1704706))
^  Call: (186) [user] call(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1704706)
^  Call: (187) [user] cons_to_l('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), _1704706)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_l('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
^  Exit: (186) [system] call(user:cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
^  Exit: (185) [system] once(user:call(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)))
   Call: (185) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)\=@='$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)
^  Exit: (184) [user] trly(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
^  Exit: (183) [system] once(user:trly(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)))
^  Exit: (181) [user] untyped_to_metta('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
^  Exit: (180) [system] call(user:untyped_to_metta, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
^  Exit: (179) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)))
   Call: (179) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)\=@='$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)
^  Exit: (178) [user] trly(untyped_to_metta, '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
^  Exit: (177) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
   Call: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))))
   Exit: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))))
^  Exit: (176) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
^  Exit: (175) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)))
   Call: (169) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)), 17]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), me_synthesize_1726263785_9357412, 17)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)), 17]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263788.244352)
   Call: (173) [system] arg(1, t(1726263785.932276), _3148)
   Exit: (173) [system] arg(1, t(1726263785.932276), 1726263785.932276)
   Call: (173) [system] _3158 is 1726263788.244352-1726263785.932276
   Exit: (173) [system] 2.3120760917663574 is 1726263788.244352-1726263785.932276
   Call: (173) [system] 2.3120760917663574>4
   Fail: (173) [system] 2.3120760917663574>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)), 17]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 3)
   Call: (175) [system] atom(3+1)
   Call: (175) [system] set_flag(translated_forms, 4)
   Exit: (175) [system] set_flag(translated_forms, 4)
   Exit: (174) [$syspreds] update_flag(translated_forms, 3, 3+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 3, 3+1))
   Exit: (171) [$syspreds] flag(translated_forms, 3, 3+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), me_synthesize_1726263785_9357412, 17)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE)."])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), me_synthesize_1726263785_9357412, 17)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0)), 17]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 3, 3+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;      an axiom.  An axiom is an Atom of the form (: TERM TYPE).", 37, 0), me_synthesize_1726263785_9357412, 17)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 50)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 50))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 50))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _1780418)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _1787840)
   Exit: (175) [system] peek_char((0x55798e5fad60), ;)
   Call: (175) [system] char_type(;, space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _1796178)
   Exit: (177) [system] peek_char((0x55798e5fad60), ;)
   Call: (177) [system] char_type(;, space)
   Call: (177) [system] _1798964=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _1800832, _1800834, _1800836, _1800838), read_sexpr((0x55798e5fad60), _1800850), assertz(metta_file_comment(_1800832, _1800834, _1800836, _1800850, _1800838))))
^  Call: (179) [user] read_position((0x55798e5fad60), _1800832, _1800834, _1800836, _1800838)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_1800838))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_1800838))
   Exit: (181) [system] nonvar(position(_1800838))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(1691, 51, 0, 1691)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(1691, 51, 0, 1691), _1800832)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1811090)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(1691, 51, 0, 1691), _1800832)
   Exit: (181) [system] arg(2, '$stream_position'(1691, 51, 0, 1691), 51)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(1691, 51, 0, 1691), 51)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(1691, 51, 0, 1691), _1800834)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1818524)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(1691, 51, 0, 1691), _1800834)
   Exit: (181) [system] arg(3, '$stream_position'(1691, 51, 0, 1691), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(1691, 51, 0, 1691), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(1691, 51, 0, 1691), _1800836)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1825958)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(1691, 51, 0, 1691), _1800836)
   Exit: (181) [system] arg(1, '$stream_position'(1691, 51, 0, 1691), 1691)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(1691, 51, 0, 1691), 1691)
^  Exit: (179) [user] read_position((0x55798e5fad60), 51, 0, 1691, '$stream_position'(1691, 51, 0, 1691))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _1800850)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _1800850)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1836184)
   Exit: (182) [system] peek_char((0x55798e5fad60), ;)
   Call: (182) [system] (;)=(;)
   Exit: (182) [system] (;)=(;)
^  Call: (182) [user] read_comment((0x55798e5fad60))
^  Call: (183) [user] read_position((0x55798e5fad60), _1840822, _1840824, _1840826, _1840828)
   Call: (184) [system] stream_property((0x55798e5fad60), position(_1840828))
   Call: (185) [system] nonvar((0x55798e5fad60))
   Exit: (185) [system] nonvar((0x55798e5fad60))
   Call: (185) [system] nonvar(position(_1840828))
   Exit: (185) [system] nonvar(position(_1840828))
   Exit: (184) [system] stream_property((0x55798e5fad60), position('$stream_position'(1691, 51, 0, 1691)))
   Call: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(1691, 51, 0, 1691), _1840822)
   Call: (185) [system] nonvar(line_count)
   Exit: (185) [system] nonvar(line_count)
   Call: (185) [$syspreds] stream_position_field(line_count, _1850116)
   Exit: (185) [$syspreds] stream_position_field(line_count, 2)
   Call: (185) [system] arg(2, '$stream_position'(1691, 51, 0, 1691), _1840822)
   Exit: (185) [system] arg(2, '$stream_position'(1691, 51, 0, 1691), 51)
   Exit: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(1691, 51, 0, 1691), 51)
   Call: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(1691, 51, 0, 1691), _1840824)
   Call: (185) [system] nonvar(line_position)
   Exit: (185) [system] nonvar(line_position)
   Call: (185) [$syspreds] stream_position_field(line_position, _1857550)
   Exit: (185) [$syspreds] stream_position_field(line_position, 3)
   Call: (185) [system] arg(3, '$stream_position'(1691, 51, 0, 1691), _1840824)
   Exit: (185) [system] arg(3, '$stream_position'(1691, 51, 0, 1691), 0)
   Exit: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(1691, 51, 0, 1691), 0)
   Call: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(1691, 51, 0, 1691), _1840826)
   Call: (185) [system] nonvar(char_count)
   Exit: (185) [system] nonvar(char_count)
   Call: (185) [$syspreds] stream_position_field(char_count, _1864984)
   Exit: (185) [$syspreds] stream_position_field(char_count, 1)
   Call: (185) [system] arg(1, '$stream_position'(1691, 51, 0, 1691), _1840826)
   Exit: (185) [system] arg(1, '$stream_position'(1691, 51, 0, 1691), 1691)
   Exit: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(1691, 51, 0, 1691), 1691)
^  Exit: (183) [user] read_position((0x55798e5fad60), 51, 0, 1691, '$stream_position'(1691, 51, 0, 1691))
^  Call: (183) [user] read_until_eol((0x55798e5fad60), _1870578)
   Call: (184) [system] get_char((0x55798e5fad60), _1871508)
   Exit: (184) [system] get_char((0x55798e5fad60), ;)
   Call: (184) [system] char_type(;, end_of_line)
   Fail: (184) [system] char_type(;, end_of_line)
   Call: (184) [system] (;)=end_of_file
   Fail: (184) [system] (;)=end_of_file
^  Call: (184) [user] read_until_eol((0x55798e5fad60), _1877078)
   Call: (185) [system] get_char((0x55798e5fad60), _1878008)
   Exit: (185) [system] get_char((0x55798e5fad60), ;)
   Call: (185) [system] char_type(;, end_of_line)
   Fail: (185) [system] char_type(;, end_of_line)
   Call: (185) [system] (;)=end_of_file
   Fail: (185) [system] (;)=end_of_file
^  Call: (185) [user] read_until_eol((0x55798e5fad60), _1883578)
   Call: (186) [system] get_char((0x55798e5fad60), _1884508)
   Exit: (186) [system] get_char((0x55798e5fad60), ' ')
   Call: (186) [system] char_type(' ', end_of_line)
   Fail: (186) [system] char_type(' ', end_of_line)
   Call: (186) [system] ' '=end_of_file
   Fail: (186) [system] ' '=end_of_file
^  Call: (186) [user] read_until_eol((0x55798e5fad60), _1890078)
   Call: (187) [system] get_char((0x55798e5fad60), _1891008)
   Exit: (187) [system] get_char((0x55798e5fad60), 'N')
   Call: (187) [system] char_type('N', end_of_line)
   Fail: (187) [system] char_type('N', end_of_line)
   Call: (187) [system] 'N'=end_of_file
   Fail: (187) [system] 'N'=end_of_file
^  Call: (187) [user] read_until_eol((0x55798e5fad60), _1896578)
   Call: (188) [system] get_char((0x55798e5fad60), _1897508)
   Exit: (188) [system] get_char((0x55798e5fad60), u)
   Call: (188) [system] char_type(u, end_of_line)
   Fail: (188) [system] char_type(u, end_of_line)
   Call: (188) [system] u=end_of_file
   Fail: (188) [system] u=end_of_file
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _1903078)
   Call: (189) [system] get_char((0x55798e5fad60), _1904008)
   Exit: (189) [system] get_char((0x55798e5fad60), l)
   Call: (189) [system] char_type(l, end_of_line)
   Fail: (189) [system] char_type(l, end_of_line)
   Call: (189) [system] l=end_of_file
   Fail: (189) [system] l=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _1909578)
   Call: (190) [system] get_char((0x55798e5fad60), _1910508)
   Exit: (190) [system] get_char((0x55798e5fad60), l)
   Call: (190) [system] char_type(l, end_of_line)
   Fail: (190) [system] char_type(l, end_of_line)
   Call: (190) [system] l=end_of_file
   Fail: (190) [system] l=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _1916078)
   Call: (191) [system] get_char((0x55798e5fad60), _1917008)
   Exit: (191) [system] get_char((0x55798e5fad60), a)
   Call: (191) [system] char_type(a, end_of_line)
   Fail: (191) [system] char_type(a, end_of_line)
   Call: (191) [system] a=end_of_file
   Fail: (191) [system] a=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _1922578)
   Call: (192) [system] get_char((0x55798e5fad60), _1923508)
   Exit: (192) [system] get_char((0x55798e5fad60), r)
   Call: (192) [system] char_type(r, end_of_line)
   Fail: (192) [system] char_type(r, end_of_line)
   Call: (192) [system] r=end_of_file
   Fail: (192) [system] r=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _1929078)
   Call: (193) [system] get_char((0x55798e5fad60), _1930008)
   Exit: (193) [system] get_char((0x55798e5fad60), y)
   Call: (193) [system] char_type(y, end_of_line)
   Fail: (193) [system] char_type(y, end_of_line)
   Call: (193) [system] y=end_of_file
   Fail: (193) [system] y=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _1935578)
   Call: (194) [system] get_char((0x55798e5fad60), _1936508)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
   Call: (194) [system] char_type(' ', end_of_line)
   Fail: (194) [system] char_type(' ', end_of_line)
   Call: (194) [system] ' '=end_of_file
   Fail: (194) [system] ' '=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _1942078)
   Call: (195) [system] get_char((0x55798e5fad60), _1943008)
   Exit: (195) [system] get_char((0x55798e5fad60), r)
   Call: (195) [system] char_type(r, end_of_line)
   Fail: (195) [system] char_type(r, end_of_line)
   Call: (195) [system] r=end_of_file
   Fail: (195) [system] r=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _1948578)
   Call: (196) [system] get_char((0x55798e5fad60), _1949508)
   Exit: (196) [system] get_char((0x55798e5fad60), u)
   Call: (196) [system] char_type(u, end_of_line)
   Fail: (196) [system] char_type(u, end_of_line)
   Call: (196) [system] u=end_of_file
   Fail: (196) [system] u=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _1955078)
   Call: (197) [system] get_char((0x55798e5fad60), _1956008)
   Exit: (197) [system] get_char((0x55798e5fad60), l)
   Call: (197) [system] char_type(l, end_of_line)
   Fail: (197) [system] char_type(l, end_of_line)
   Call: (197) [system] l=end_of_file
   Fail: (197) [system] l=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _1961578)
   Call: (198) [system] get_char((0x55798e5fad60), _1962508)
   Exit: (198) [system] get_char((0x55798e5fad60), e)
   Call: (198) [system] char_type(e, end_of_line)
   Fail: (198) [system] char_type(e, end_of_line)
   Call: (198) [system] e=end_of_file
   Fail: (198) [system] e=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _1968078)
   Call: (199) [system] get_char((0x55798e5fad60), _1969008)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
   Call: (199) [system] char_type(' ', end_of_line)
   Fail: (199) [system] char_type(' ', end_of_line)
   Call: (199) [system] ' '=end_of_file
   Fail: (199) [system] ' '=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _1974578)
   Call: (200) [system] get_char((0x55798e5fad60), _1975508)
   Exit: (200) [system] get_char((0x55798e5fad60), '(')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] '('=end_of_file
   Fail: (200) [system] '('=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _1981078)
   Call: (201) [system] get_char((0x55798e5fad60), _1982008)
   Exit: (201) [system] get_char((0x55798e5fad60), a)
   Call: (201) [system] char_type(a, end_of_line)
   Fail: (201) [system] char_type(a, end_of_line)
   Call: (201) [system] a=end_of_file
   Fail: (201) [system] a=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _1987578)
   Call: (202) [system] get_char((0x55798e5fad60), _1988508)
   Exit: (202) [system] get_char((0x55798e5fad60), x)
   Call: (202) [system] char_type(x, end_of_line)
   Fail: (202) [system] char_type(x, end_of_line)
   Call: (202) [system] x=end_of_file
   Fail: (202) [system] x=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _1994078)
   Call: (203) [system] get_char((0x55798e5fad60), _1995008)
   Exit: (203) [system] get_char((0x55798e5fad60), i)
   Call: (203) [system] char_type(i, end_of_line)
   Fail: (203) [system] char_type(i, end_of_line)
   Call: (203) [system] i=end_of_file
   Fail: (203) [system] i=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _2000578)
   Call: (204) [system] get_char((0x55798e5fad60), _2001508)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] char_type(o, end_of_line)
   Fail: (204) [system] char_type(o, end_of_line)
   Call: (204) [system] o=end_of_file
   Fail: (204) [system] o=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _2007078)
   Call: (205) [system] get_char((0x55798e5fad60), _2008008)
   Exit: (205) [system] get_char((0x55798e5fad60), m)
   Call: (205) [system] char_type(m, end_of_line)
   Fail: (205) [system] char_type(m, end_of_line)
   Call: (205) [system] m=end_of_file
   Fail: (205) [system] m=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _2013578)
   Call: (206) [system] get_char((0x55798e5fad60), _2014508)
   Exit: (206) [system] get_char((0x55798e5fad60), ')')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] ')'=end_of_file
   Fail: (206) [system] ')'=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _2020078)
   Call: (207) [system] get_char((0x55798e5fad60), _2021008)
   Exit: (207) [system] get_char((0x55798e5fad60), '\n')
   Call: (207) [system] char_type('\n', end_of_line)
   Exit: (207) [system] char_type('\n', end_of_line)
   Call: (207) [system] _2020078=""
   Exit: (207) [system] ""=""
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "")
   Call: (206) [system] string_concat(')', "", _2013578)
   Exit: (206) [system] string_concat(')', "", ")")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), ")")
   Call: (205) [system] string_concat(m, ")", _2007078)
   Exit: (205) [system] string_concat(m, ")", "m)")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "m)")
   Call: (204) [system] string_concat(o, "m)", _2000578)
   Exit: (204) [system] string_concat(o, "m)", "om)")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "om)")
   Call: (203) [system] string_concat(i, "om)", _1994078)
   Exit: (203) [system] string_concat(i, "om)", "iom)")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), "iom)")
   Call: (202) [system] string_concat(x, "iom)", _1987578)
   Exit: (202) [system] string_concat(x, "iom)", "xiom)")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "xiom)")
   Call: (201) [system] string_concat(a, "xiom)", _1981078)
   Exit: (201) [system] string_concat(a, "xiom)", "axiom)")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "axiom)")
   Call: (200) [system] string_concat('(', "axiom)", _1974578)
   Exit: (200) [system] string_concat('(', "axiom)", "(axiom)")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "(axiom)")
   Call: (199) [system] string_concat(' ', "(axiom)", _1968078)
   Exit: (199) [system] string_concat(' ', "(axiom)", " (axiom)")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), " (axiom)")
   Call: (198) [system] string_concat(e, " (axiom)", _1961578)
   Exit: (198) [system] string_concat(e, " (axiom)", "e (axiom)")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "e (axiom)")
   Call: (197) [system] string_concat(l, "e (axiom)", _1955078)
   Exit: (197) [system] string_concat(l, "e (axiom)", "le (axiom)")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "le (axiom)")
   Call: (196) [system] string_concat(u, "le (axiom)", _1948578)
   Exit: (196) [system] string_concat(u, "le (axiom)", "ule (axiom)")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "ule (axiom)")
   Call: (195) [system] string_concat(r, "ule (axiom)", _1942078)
   Exit: (195) [system] string_concat(r, "ule (axiom)", "rule (axiom)")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "rule (axiom)")
   Call: (194) [system] string_concat(' ', "rule (axiom)", _1935578)
   Exit: (194) [system] string_concat(' ', "rule (axiom)", " rule (axiom)")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), " rule (axiom)")
   Call: (193) [system] string_concat(y, " rule (axiom)", _1929078)
   Exit: (193) [system] string_concat(y, " rule (axiom)", "y rule (axiom)")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), "y rule (axiom)")
   Call: (192) [system] string_concat(r, "y rule (axiom)", _1922578)
   Exit: (192) [system] string_concat(r, "y rule (axiom)", "ry rule (axiom)")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "ry rule (axiom)")
   Call: (191) [system] string_concat(a, "ry rule (axiom)", _1916078)
   Exit: (191) [system] string_concat(a, "ry rule (axiom)", "ary rule (axiom)")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), "ary rule (axiom)")
   Call: (190) [system] string_concat(l, "ary rule (axiom)", _1909578)
   Exit: (190) [system] string_concat(l, "ary rule (axiom)", "lary rule (axiom)")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "lary rule (axiom)")
   Call: (189) [system] string_concat(l, "lary rule (axiom)", _1903078)
   Exit: (189) [system] string_concat(l, "lary rule (axiom)", "llary rule (axiom)")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), "llary rule (axiom)")
   Call: (188) [system] string_concat(u, "llary rule (axiom)", _1896578)
   Exit: (188) [system] string_concat(u, "llary rule (axiom)", "ullary rule (axiom)")
^  Exit: (187) [user] read_until_eol((0x55798e5fad60), "ullary rule (axiom)")
   Call: (187) [system] string_concat('N', "ullary rule (axiom)", _1890078)
   Exit: (187) [system] string_concat('N', "ullary rule (axiom)", "Nullary rule (axiom)")
^  Exit: (186) [user] read_until_eol((0x55798e5fad60), "Nullary rule (axiom)")
   Call: (186) [system] string_concat(' ', "Nullary rule (axiom)", _1883578)
   Exit: (186) [system] string_concat(' ', "Nullary rule (axiom)", " Nullary rule (axiom)")
^  Exit: (185) [user] read_until_eol((0x55798e5fad60), " Nullary rule (axiom)")
   Call: (185) [system] string_concat(;, " Nullary rule (axiom)", _1877078)
   Exit: (185) [system] string_concat(;, " Nullary rule (axiom)", "; Nullary rule (axiom)")
^  Exit: (184) [user] read_until_eol((0x55798e5fad60), "; Nullary rule (axiom)")
   Call: (184) [system] string_concat(;, "; Nullary rule (axiom)", _1870578)
   Exit: (184) [system] string_concat(;, "; Nullary rule (axiom)", ";; Nullary rule (axiom)")
^  Exit: (183) [user] read_until_eol((0x55798e5fad60), ";; Nullary rule (axiom)")
^  Call: (183) [user] assertz(metta_file_comment(51, 0, 1691, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$stream_position'(1691, 51, 0, 1691)))
^  Exit: (183) [user] assertz(metta_file_comment(51, 0, 1691, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$stream_position'(1691, 51, 0, 1691)))
^  Exit: (182) [user] read_comment((0x55798e5fad60))
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _2095648)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=(;)
   Fail: (183) [system] '('=(;)
^  Call: (183) [user] is_like_space('(')
   Call: (184) [system] char_type('(', 'white')
   Fail: (184) [system] char_type('(', 'white')
   Call: (184) [system] char_type('(', end_of_line)
   Fail: (184) [system] char_type('(', end_of_line)
   Call: (184) [system] char_type('(', space)
   Fail: (184) [system] char_type('(', space)
   Call: (184) [system] char_type('(', cntrl)
   Fail: (184) [system] char_type('(', cntrl)
^  Fail: (183) [user] is_like_space('(')
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _17284)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _3316)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _22854)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _37008)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _42578)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _44436)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _58590)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _42578)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _76232)
   Call: (185) [system] peek_char((0x55798e5fad60), _77166)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _76232=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _42578)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_86476, _86478), once(user:catch(read_from_chars([=], _42578), _86452, fail)), '$restore_trace'(_86476, _86478))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_86476, _86478))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _86452, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _93976)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _95834)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _103572)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _106276)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _121354)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _126924)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _128782)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _142936)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _126924)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _148506)
   Exit: (186) [system] peek_char((0x55798e5fad60), s)
   Call: (186) [system] s=(;)
   Fail: (186) [system] s=(;)
^  Call: (186) [user] is_like_space(s)
   Call: (187) [system] char_type(s, 'white')
   Fail: (187) [system] char_type(s, 'white')
   Call: (187) [system] char_type(s, end_of_line)
   Fail: (187) [system] char_type(s, end_of_line)
   Call: (187) [system] char_type(s, space)
   Fail: (187) [system] char_type(s, space)
   Call: (187) [system] char_type(s, cntrl)
   Fail: (187) [system] char_type(s, cntrl)
^  Fail: (186) [user] is_like_space(s)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _162660)
   Exit: (185) [system] peek_char((0x55798e5fad60), s)
   Call: (185) [system] s=')'
   Fail: (185) [system] s=')'
   Call: (185) [system] s=end_of_file
   Fail: (185) [system] s=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _168230)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _170088)
   Exit: (187) [system] peek_char((0x55798e5fad60), s)
   Call: (187) [system] s=(;)
   Fail: (187) [system] s=(;)
^  Call: (187) [user] is_like_space(s)
   Call: (188) [system] char_type(s, 'white')
   Fail: (188) [system] char_type(s, 'white')
   Call: (188) [system] char_type(s, end_of_line)
   Fail: (188) [system] char_type(s, end_of_line)
   Call: (188) [system] char_type(s, space)
   Fail: (188) [system] char_type(s, space)
   Call: (188) [system] char_type(s, cntrl)
   Fail: (188) [system] char_type(s, cntrl)
^  Fail: (187) [user] is_like_space(s)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _184242)
   Exit: (186) [system] get_char((0x55798e5fad60), s)
   Call: (186) [system] s='('
   Fail: (186) [system] s='('
   Call: (186) [system] s='['
   Fail: (186) [system] s='['
   Call: (186) [system] s='{'
   Fail: (186) [system] s='{'
   Call: (186) [system] s='"'
   Fail: (186) [system] s='"'
   Call: (186) [system] s=!
   Fail: (186) [system] s=!
   Call: (186) [system] s='\''
   Fail: (186) [system] s='\''
   Call: (186) [system] s='`'
   Fail: (186) [system] s='`'
   Call: (186) [system] s=end_of_file
   Fail: (186) [system] s=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), s, _168230)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _201884)
   Call: (188) [system] peek_char((0x55798e5fad60), _202818)
   Exit: (188) [system] peek_char((0x55798e5fad60), y)
^  Call: (188) [user] is_delimiter(y)
   Call: (189) [system] char_type(y, space)
   Fail: (189) [system] char_type(y, space)
   Call: (189) [system] arg(_207538, v('(', ')', end_of_file), y)
   Fail: (189) [system] arg(_208470, v('(', ')', end_of_file), y)
^  Fail: (188) [user] is_delimiter(y)
   Call: (188) [system] ')'==y
   Fail: (188) [system] ')'==y
   Call: (188) [system] get_char((0x55798e5fad60), y)
   Exit: (188) [system] get_char((0x55798e5fad60), y)
   Call: (188) [system] y=(\)
   Fail: (188) [system] y=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _215820)
   Call: (189) [system] peek_char((0x55798e5fad60), _216754)
   Exit: (189) [system] peek_char((0x55798e5fad60), n)
^  Call: (189) [user] is_delimiter(n)
   Call: (190) [system] char_type(n, space)
   Fail: (190) [system] char_type(n, space)
   Call: (190) [system] arg(_221474, v('(', ')', end_of_file), n)
   Fail: (190) [system] arg(_222406, v('(', ')', end_of_file), n)
^  Fail: (189) [user] is_delimiter(n)
   Call: (189) [system] ')'==n
   Fail: (189) [system] ')'==n
   Call: (189) [system] get_char((0x55798e5fad60), n)
   Exit: (189) [system] get_char((0x55798e5fad60), n)
   Call: (189) [system] n=(\)
   Fail: (189) [system] n=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _229756)
   Call: (190) [system] peek_char((0x55798e5fad60), _230690)
   Exit: (190) [system] peek_char((0x55798e5fad60), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_235410, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_236342, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55798e5fad60), t)
   Exit: (190) [system] get_char((0x55798e5fad60), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _243692)
   Call: (191) [system] peek_char((0x55798e5fad60), _244626)
   Exit: (191) [system] peek_char((0x55798e5fad60), h)
^  Call: (191) [user] is_delimiter(h)
   Call: (192) [system] char_type(h, space)
   Fail: (192) [system] char_type(h, space)
   Call: (192) [system] arg(_249346, v('(', ')', end_of_file), h)
   Fail: (192) [system] arg(_250278, v('(', ')', end_of_file), h)
^  Fail: (191) [user] is_delimiter(h)
   Call: (191) [system] ')'==h
   Fail: (191) [system] ')'==h
   Call: (191) [system] get_char((0x55798e5fad60), h)
   Exit: (191) [system] get_char((0x55798e5fad60), h)
   Call: (191) [system] h=(\)
   Fail: (191) [system] h=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _257628)
   Call: (192) [system] peek_char((0x55798e5fad60), _258562)
   Exit: (192) [system] peek_char((0x55798e5fad60), e)
^  Call: (192) [user] is_delimiter(e)
   Call: (193) [system] char_type(e, space)
   Fail: (193) [system] char_type(e, space)
   Call: (193) [system] arg(_263282, v('(', ')', end_of_file), e)
   Fail: (193) [system] arg(_264214, v('(', ')', end_of_file), e)
^  Fail: (192) [user] is_delimiter(e)
   Call: (192) [system] ')'==e
   Fail: (192) [system] ')'==e
   Call: (192) [system] get_char((0x55798e5fad60), e)
   Exit: (192) [system] get_char((0x55798e5fad60), e)
   Call: (192) [system] e=(\)
   Fail: (192) [system] e=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _271564)
   Call: (193) [system] peek_char((0x55798e5fad60), _272498)
   Exit: (193) [system] peek_char((0x55798e5fad60), s)
^  Call: (193) [user] is_delimiter(s)
   Call: (194) [system] char_type(s, space)
   Fail: (194) [system] char_type(s, space)
   Call: (194) [system] arg(_277218, v('(', ')', end_of_file), s)
   Fail: (194) [system] arg(_278150, v('(', ')', end_of_file), s)
^  Fail: (193) [user] is_delimiter(s)
   Call: (193) [system] ')'==s
   Fail: (193) [system] ')'==s
   Call: (193) [system] get_char((0x55798e5fad60), s)
   Exit: (193) [system] get_char((0x55798e5fad60), s)
   Call: (193) [system] s=(\)
   Fail: (193) [system] s=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _285500)
   Call: (194) [system] peek_char((0x55798e5fad60), _286434)
   Exit: (194) [system] peek_char((0x55798e5fad60), i)
^  Call: (194) [user] is_delimiter(i)
   Call: (195) [system] char_type(i, space)
   Fail: (195) [system] char_type(i, space)
   Call: (195) [system] arg(_291154, v('(', ')', end_of_file), i)
   Fail: (195) [system] arg(_292086, v('(', ')', end_of_file), i)
^  Fail: (194) [user] is_delimiter(i)
   Call: (194) [system] ')'==i
   Fail: (194) [system] ')'==i
   Call: (194) [system] get_char((0x55798e5fad60), i)
   Exit: (194) [system] get_char((0x55798e5fad60), i)
   Call: (194) [system] i=(\)
   Fail: (194) [system] i=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _299436)
   Call: (195) [system] peek_char((0x55798e5fad60), _300370)
   Exit: (195) [system] peek_char((0x55798e5fad60), z)
^  Call: (195) [user] is_delimiter(z)
   Call: (196) [system] char_type(z, space)
   Fail: (196) [system] char_type(z, space)
   Call: (196) [system] arg(_305090, v('(', ')', end_of_file), z)
   Fail: (196) [system] arg(_306022, v('(', ')', end_of_file), z)
^  Fail: (195) [user] is_delimiter(z)
   Call: (195) [system] ')'==z
   Fail: (195) [system] ')'==z
   Call: (195) [system] get_char((0x55798e5fad60), z)
   Exit: (195) [system] get_char((0x55798e5fad60), z)
   Call: (195) [system] z=(\)
   Fail: (195) [system] z=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _313372)
   Call: (196) [system] peek_char((0x55798e5fad60), _314306)
   Exit: (196) [system] peek_char((0x55798e5fad60), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_319026, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_319958, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55798e5fad60), e)
   Exit: (196) [system] get_char((0x55798e5fad60), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _327308)
   Call: (197) [system] peek_char((0x55798e5fad60), _328242)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _327308=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (196) [system] _313372=[e]
   Exit: (196) [system] [e]=[e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (195) [system] _299436=[z, e]
   Exit: (195) [system] [z, e]=[z, e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (194) [system] _285500=[i, z, e]
   Exit: (194) [system] [i, z, e]=[i, z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (193) [system] _271564=[s, i, z, e]
   Exit: (193) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (192) [system] _257628=[e, s, i, z, e]
   Exit: (192) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (191) [system] _243692=[h, e, s, i, z, e]
   Exit: (191) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (190) [system] _229756=[t, h, e, s, i, z, e]
   Exit: (190) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (189) [system] _215820=[n, t, h, e, s, i, z, e]
   Exit: (189) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (188) [system] _201884=[y, n, t, h, e, s, i, z, e]
   Exit: (188) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (187) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _168230)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_362698, _362700), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _168230), _362674, fail)), '$restore_trace'(_362698, _362700))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_362698, _362700))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _362674, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(synthesize)
   Exit: (188) [system] atomic(synthesize)
^  Exit: (187) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _370198)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _372056)
   Exit: (187) [system] peek_char((0x55798e5fad60), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55798e5fad60), _379794)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _382498)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _397576)
   Exit: (186) [system] peek_char((0x55798e5fad60), $)
   Call: (186) [system] ($)=')'
   Fail: (186) [system] ($)=')'
   Call: (186) [system] ($)=end_of_file
   Fail: (186) [system] ($)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _403146)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _405004)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _419158)
   Exit: (187) [system] get_char((0x55798e5fad60), $)
   Call: (187) [system] ($)='('
   Fail: (187) [system] ($)='('
   Call: (187) [system] ($)='['
   Fail: (187) [system] ($)='['
   Call: (187) [system] ($)='{'
   Fail: (187) [system] ($)='{'
   Call: (187) [system] ($)='"'
   Fail: (187) [system] ($)='"'
   Call: (187) [system] ($)=!
   Fail: (187) [system] ($)=!
   Call: (187) [system] ($)='\''
   Fail: (187) [system] ($)='\''
   Call: (187) [system] ($)='`'
   Fail: (187) [system] ($)='`'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), $, _403146)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _436800)
   Call: (189) [system] peek_char((0x55798e5fad60), _437734)
   Exit: (189) [system] peek_char((0x55798e5fad60), q)
^  Call: (189) [user] is_delimiter(q)
   Call: (190) [system] char_type(q, space)
   Fail: (190) [system] char_type(q, space)
   Call: (190) [system] arg(_442454, v('(', ')', end_of_file), q)
   Fail: (190) [system] arg(_443386, v('(', ')', end_of_file), q)
^  Fail: (189) [user] is_delimiter(q)
   Call: (189) [system] ')'==q
   Fail: (189) [system] ')'==q
   Call: (189) [system] get_char((0x55798e5fad60), q)
   Exit: (189) [system] get_char((0x55798e5fad60), q)
   Call: (189) [system] q=(\)
   Fail: (189) [system] q=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _450736)
   Call: (190) [system] peek_char((0x55798e5fad60), _451670)
   Exit: (190) [system] peek_char((0x55798e5fad60), u)
^  Call: (190) [user] is_delimiter(u)
   Call: (191) [system] char_type(u, space)
   Fail: (191) [system] char_type(u, space)
   Call: (191) [system] arg(_456390, v('(', ')', end_of_file), u)
   Fail: (191) [system] arg(_457322, v('(', ')', end_of_file), u)
^  Fail: (190) [user] is_delimiter(u)
   Call: (190) [system] ')'==u
   Fail: (190) [system] ')'==u
   Call: (190) [system] get_char((0x55798e5fad60), u)
   Exit: (190) [system] get_char((0x55798e5fad60), u)
   Call: (190) [system] u=(\)
   Fail: (190) [system] u=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _464672)
   Call: (191) [system] peek_char((0x55798e5fad60), _465606)
   Exit: (191) [system] peek_char((0x55798e5fad60), e)
^  Call: (191) [user] is_delimiter(e)
   Call: (192) [system] char_type(e, space)
   Fail: (192) [system] char_type(e, space)
   Call: (192) [system] arg(_470326, v('(', ')', end_of_file), e)
   Fail: (192) [system] arg(_471258, v('(', ')', end_of_file), e)
^  Fail: (191) [user] is_delimiter(e)
   Call: (191) [system] ')'==e
   Fail: (191) [system] ')'==e
   Call: (191) [system] get_char((0x55798e5fad60), e)
   Exit: (191) [system] get_char((0x55798e5fad60), e)
   Call: (191) [system] e=(\)
   Fail: (191) [system] e=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _478608)
   Call: (192) [system] peek_char((0x55798e5fad60), _479542)
   Exit: (192) [system] peek_char((0x55798e5fad60), r)
^  Call: (192) [user] is_delimiter(r)
   Call: (193) [system] char_type(r, space)
   Fail: (193) [system] char_type(r, space)
   Call: (193) [system] arg(_484262, v('(', ')', end_of_file), r)
   Fail: (193) [system] arg(_485194, v('(', ')', end_of_file), r)
^  Fail: (192) [user] is_delimiter(r)
   Call: (192) [system] ')'==r
   Fail: (192) [system] ')'==r
   Call: (192) [system] get_char((0x55798e5fad60), r)
   Exit: (192) [system] get_char((0x55798e5fad60), r)
   Call: (192) [system] r=(\)
   Fail: (192) [system] r=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _492544)
   Call: (193) [system] peek_char((0x55798e5fad60), _493478)
   Exit: (193) [system] peek_char((0x55798e5fad60), y)
^  Call: (193) [user] is_delimiter(y)
   Call: (194) [system] char_type(y, space)
   Fail: (194) [system] char_type(y, space)
   Call: (194) [system] arg(_498198, v('(', ')', end_of_file), y)
   Fail: (194) [system] arg(_499130, v('(', ')', end_of_file), y)
^  Fail: (193) [user] is_delimiter(y)
   Call: (193) [system] ')'==y
   Fail: (193) [system] ')'==y
   Call: (193) [system] get_char((0x55798e5fad60), y)
   Exit: (193) [system] get_char((0x55798e5fad60), y)
   Call: (193) [system] y=(\)
   Fail: (193) [system] y=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _506480)
   Call: (194) [system] peek_char((0x55798e5fad60), _507414)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _506480=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (193) [system] _492544=[y]
   Exit: (193) [system] [y]=[y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (192) [system] _478608=[r, y]
   Exit: (192) [system] [r, y]=[r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (191) [system] _464672=[e, r, y]
   Exit: (191) [system] [e, r, y]=[e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (190) [system] _450736=[u, e, r, y]
   Exit: (190) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (189) [system] _436800=[q, u, e, r, y]
   Exit: (189) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (188) [user] classify_and_convert_charseq($, [q, u, e, r, y], _403146)
   Call: (189) [system] atom_chars(_530668, ['_', q, u, e, r, y])
   Exit: (189) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (188) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _535332)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _537190)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _544928)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _547632)
   Exit: (189) [system] peek_char((0x55798e5fad60), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _562710)
   Exit: (187) [system] peek_char((0x55798e5fad60), $)
   Call: (187) [system] ($)=')'
   Fail: (187) [system] ($)=')'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _568280)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _570138)
   Exit: (189) [system] peek_char((0x55798e5fad60), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _584292)
   Exit: (188) [system] get_char((0x55798e5fad60), $)
   Call: (188) [system] ($)='('
   Fail: (188) [system] ($)='('
   Call: (188) [system] ($)='['
   Fail: (188) [system] ($)='['
   Call: (188) [system] ($)='{'
   Fail: (188) [system] ($)='{'
   Call: (188) [system] ($)='"'
   Fail: (188) [system] ($)='"'
   Call: (188) [system] ($)=!
   Fail: (188) [system] ($)=!
   Call: (188) [system] ($)='\''
   Fail: (188) [system] ($)='\''
   Call: (188) [system] ($)='`'
   Fail: (188) [system] ($)='`'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), $, _568280)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _601934)
   Call: (190) [system] peek_char((0x55798e5fad60), _602868)
   Exit: (190) [system] peek_char((0x55798e5fad60), k)
^  Call: (190) [user] is_delimiter(k)
   Call: (191) [system] char_type(k, space)
   Fail: (191) [system] char_type(k, space)
   Call: (191) [system] arg(_607588, v('(', ')', end_of_file), k)
   Fail: (191) [system] arg(_608520, v('(', ')', end_of_file), k)
^  Fail: (190) [user] is_delimiter(k)
   Call: (190) [system] ')'==k
   Fail: (190) [system] ')'==k
   Call: (190) [system] get_char((0x55798e5fad60), k)
   Exit: (190) [system] get_char((0x55798e5fad60), k)
   Call: (190) [system] k=(\)
   Fail: (190) [system] k=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _615870)
   Call: (191) [system] peek_char((0x55798e5fad60), _616804)
   Exit: (191) [system] peek_char((0x55798e5fad60), b)
^  Call: (191) [user] is_delimiter(b)
   Call: (192) [system] char_type(b, space)
   Fail: (192) [system] char_type(b, space)
   Call: (192) [system] arg(_621524, v('(', ')', end_of_file), b)
   Fail: (192) [system] arg(_622456, v('(', ')', end_of_file), b)
^  Fail: (191) [user] is_delimiter(b)
   Call: (191) [system] ')'==b
   Fail: (191) [system] ')'==b
   Call: (191) [system] get_char((0x55798e5fad60), b)
   Exit: (191) [system] get_char((0x55798e5fad60), b)
   Call: (191) [system] b=(\)
   Fail: (191) [system] b=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _629806)
   Call: (192) [system] peek_char((0x55798e5fad60), _630740)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _629806=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (191) [system] _615870=[b]
   Exit: (191) [system] [b]=[b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (190) [system] _601934=[k, b]
   Exit: (190) [system] [k, b]=[k, b]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (189) [user] classify_and_convert_charseq($, [k, b], _568280)
   Call: (190) [system] atom_chars(_645612, ['_', k, b])
   Exit: (190) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (189) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _650276)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _652134)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _659872)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _662576)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _677654)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _683224)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _685082)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _699236)
   Exit: (189) [system] get_char((0x55798e5fad60), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _683224)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _716878)
   Call: (191) [system] peek_char((0x55798e5fad60), _717812)
   Exit: (191) [system] peek_char((0x55798e5fad60), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_722532, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_723464, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55798e5fad60), r)
   Exit: (191) [system] get_char((0x55798e5fad60), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _730814)
   Call: (192) [system] peek_char((0x55798e5fad60), _731748)
   Exit: (192) [system] peek_char((0x55798e5fad60), b)
^  Call: (192) [user] is_delimiter(b)
   Call: (193) [system] char_type(b, space)
   Fail: (193) [system] char_type(b, space)
   Call: (193) [system] arg(_736468, v('(', ')', end_of_file), b)
   Fail: (193) [system] arg(_737400, v('(', ')', end_of_file), b)
^  Fail: (192) [user] is_delimiter(b)
   Call: (192) [system] ')'==b
   Fail: (192) [system] ')'==b
   Call: (192) [system] get_char((0x55798e5fad60), b)
   Exit: (192) [system] get_char((0x55798e5fad60), b)
   Call: (192) [system] b=(\)
   Fail: (192) [system] b=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _744750)
   Call: (193) [system] peek_char((0x55798e5fad60), _745684)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (193) [user] is_delimiter(' ')
   Call: (194) [system] char_type(' ', space)
   Exit: (194) [system] char_type(' ', space)
^  Exit: (193) [user] is_delimiter(' ')
   Call: (193) [system] _744750=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (192) [system] _730814=[b]
   Exit: (192) [system] [b]=[b]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (191) [system] _716878=[r, b]
   Exit: (191) [system] [r, b]=[r, b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (190) [user] classify_and_convert_charseq($, [r, b], _683224)
   Call: (191) [system] atom_chars(_760556, ['_', r, b])
   Exit: (191) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (190) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _765220)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _767078)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _774816)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _777520)
   Exit: (191) [system] peek_char((0x55798e5fad60), $)
   Call: (191) [system] ($)=(;)
   Fail: (191) [system] ($)=(;)
^  Call: (191) [user] is_like_space($)
   Call: (192) [system] char_type($, 'white')
   Fail: (192) [system] char_type($, 'white')
   Call: (192) [system] char_type($, end_of_line)
   Fail: (192) [system] char_type($, end_of_line)
   Call: (192) [system] char_type($, space)
   Fail: (192) [system] char_type($, space)
   Call: (192) [system] char_type($, cntrl)
   Fail: (192) [system] char_type($, cntrl)
^  Fail: (191) [user] is_like_space($)
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _792598)
   Exit: (189) [system] peek_char((0x55798e5fad60), $)
   Call: (189) [system] ($)=')'
   Fail: (189) [system] ($)=')'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _798168)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _800026)
   Exit: (191) [system] peek_char((0x55798e5fad60), $)
   Call: (191) [system] ($)=(;)
   Fail: (191) [system] ($)=(;)
^  Call: (191) [user] is_like_space($)
   Call: (192) [system] char_type($, 'white')
   Fail: (192) [system] char_type($, 'white')
   Call: (192) [system] char_type($, end_of_line)
   Fail: (192) [system] char_type($, end_of_line)
   Call: (192) [system] char_type($, space)
   Fail: (192) [system] char_type($, space)
   Call: (192) [system] char_type($, cntrl)
   Fail: (192) [system] char_type($, cntrl)
^  Fail: (191) [user] is_like_space($)
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _814180)
   Exit: (190) [system] get_char((0x55798e5fad60), $)
   Call: (190) [system] ($)='('
   Fail: (190) [system] ($)='('
   Call: (190) [system] ($)='['
   Fail: (190) [system] ($)='['
   Call: (190) [system] ($)='{'
   Fail: (190) [system] ($)='{'
   Call: (190) [system] ($)='"'
   Fail: (190) [system] ($)='"'
   Call: (190) [system] ($)=!
   Fail: (190) [system] ($)=!
   Call: (190) [system] ($)='\''
   Fail: (190) [system] ($)='\''
   Call: (190) [system] ($)='`'
   Fail: (190) [system] ($)='`'
   Call: (190) [system] ($)=end_of_file
   Fail: (190) [system] ($)=end_of_file
^  Call: (190) [user] read_symbolic(')', (0x55798e5fad60), $, _798168)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _831822)
   Call: (192) [system] peek_char((0x55798e5fad60), _832756)
   Exit: (192) [system] peek_char((0x55798e5fad60), d)
^  Call: (192) [user] is_delimiter(d)
   Call: (193) [system] char_type(d, space)
   Fail: (193) [system] char_type(d, space)
   Call: (193) [system] arg(_837476, v('(', ')', end_of_file), d)
   Fail: (193) [system] arg(_838408, v('(', ')', end_of_file), d)
^  Fail: (192) [user] is_delimiter(d)
   Call: (192) [system] ')'==d
   Fail: (192) [system] ')'==d
   Call: (192) [system] get_char((0x55798e5fad60), d)
   Exit: (192) [system] get_char((0x55798e5fad60), d)
   Call: (192) [system] d=(\)
   Fail: (192) [system] d=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _845758)
   Call: (193) [system] peek_char((0x55798e5fad60), _846692)
   Exit: (193) [system] peek_char((0x55798e5fad60), e)
^  Call: (193) [user] is_delimiter(e)
   Call: (194) [system] char_type(e, space)
   Fail: (194) [system] char_type(e, space)
   Call: (194) [system] arg(_851412, v('(', ')', end_of_file), e)
   Fail: (194) [system] arg(_852344, v('(', ')', end_of_file), e)
^  Fail: (193) [user] is_delimiter(e)
   Call: (193) [system] ')'==e
   Fail: (193) [system] ')'==e
   Call: (193) [system] get_char((0x55798e5fad60), e)
   Exit: (193) [system] get_char((0x55798e5fad60), e)
   Call: (193) [system] e=(\)
   Fail: (193) [system] e=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _859694)
   Call: (194) [system] peek_char((0x55798e5fad60), _860628)
   Exit: (194) [system] peek_char((0x55798e5fad60), p)
^  Call: (194) [user] is_delimiter(p)
   Call: (195) [system] char_type(p, space)
   Fail: (195) [system] char_type(p, space)
   Call: (195) [system] arg(_865348, v('(', ')', end_of_file), p)
   Fail: (195) [system] arg(_866280, v('(', ')', end_of_file), p)
^  Fail: (194) [user] is_delimiter(p)
   Call: (194) [system] ')'==p
   Fail: (194) [system] ')'==p
   Call: (194) [system] get_char((0x55798e5fad60), p)
   Exit: (194) [system] get_char((0x55798e5fad60), p)
   Call: (194) [system] p=(\)
   Fail: (194) [system] p=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _873630)
   Call: (195) [system] peek_char((0x55798e5fad60), _874564)
   Exit: (195) [system] peek_char((0x55798e5fad60), t)
^  Call: (195) [user] is_delimiter(t)
   Call: (196) [system] char_type(t, space)
   Fail: (196) [system] char_type(t, space)
   Call: (196) [system] arg(_879284, v('(', ')', end_of_file), t)
   Fail: (196) [system] arg(_880216, v('(', ')', end_of_file), t)
^  Fail: (195) [user] is_delimiter(t)
   Call: (195) [system] ')'==t
   Fail: (195) [system] ')'==t
   Call: (195) [system] get_char((0x55798e5fad60), t)
   Exit: (195) [system] get_char((0x55798e5fad60), t)
   Call: (195) [system] t=(\)
   Fail: (195) [system] t=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _887566)
   Call: (196) [system] peek_char((0x55798e5fad60), _888500)
   Exit: (196) [system] peek_char((0x55798e5fad60), h)
^  Call: (196) [user] is_delimiter(h)
   Call: (197) [system] char_type(h, space)
   Fail: (197) [system] char_type(h, space)
   Call: (197) [system] arg(_893220, v('(', ')', end_of_file), h)
   Fail: (197) [system] arg(_894152, v('(', ')', end_of_file), h)
^  Fail: (196) [user] is_delimiter(h)
   Call: (196) [system] ')'==h
   Fail: (196) [system] ')'==h
   Call: (196) [system] get_char((0x55798e5fad60), h)
   Exit: (196) [system] get_char((0x55798e5fad60), h)
   Call: (196) [system] h=(\)
   Fail: (196) [system] h=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _901502)
   Call: (197) [system] peek_char((0x55798e5fad60), _902436)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
^  Call: (197) [user] is_delimiter(')')
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] arg(_907156, v('(', ')', end_of_file), ')')
   Exit: (198) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (197) [user] is_delimiter(')')
   Call: (197) [system] _901502=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (196) [system] _887566=[h]
   Exit: (196) [system] [h]=[h]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [h])
   Call: (195) [system] _873630=[t, h]
   Exit: (195) [system] [t, h]=[t, h]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h])
   Call: (194) [system] _859694=[p, t, h]
   Exit: (194) [system] [p, t, h]=[p, t, h]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, t, h])
   Call: (193) [system] _845758=[e, p, t, h]
   Exit: (193) [system] [e, p, t, h]=[e, p, t, h]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, p, t, h])
   Call: (192) [system] _831822=[d, e, p, t, h]
   Exit: (192) [system] [d, e, p, t, h]=[d, e, p, t, h]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e, p, t, h])
^  Call: (191) [user] classify_and_convert_charseq($, [d, e, p, t, h], _798168)
   Call: (192) [system] atom_chars(_927562, ['_', d, e, p, t, h])
   Exit: (192) [system] atom_chars('_depth', ['_', d, e, p, t, h])
^  Exit: (191) [user] classify_and_convert_charseq($, [d, e, p, t, h], _depth)
^  Exit: (190) [user] read_symbolic(')', (0x55798e5fad60), $, _depth)
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), _depth)
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _932226)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _934084)
   Exit: (191) [system] peek_char((0x55798e5fad60), ')')
   Call: (191) [system] ')'=(;)
   Fail: (191) [system] ')'=(;)
^  Call: (191) [user] is_like_space(')')
   Call: (192) [system] char_type(')', 'white')
   Fail: (192) [system] char_type(')', 'white')
   Call: (192) [system] char_type(')', end_of_line)
   Fail: (192) [system] char_type(')', end_of_line)
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] char_type(')', cntrl)
   Fail: (192) [system] char_type(')', cntrl)
^  Fail: (191) [user] is_like_space(')')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _948238)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=')'
   Exit: (190) [system] ')'=')'
   Call: (190) [system] get_char((0x55798e5fad60), _952028)
   Exit: (190) [system] get_char((0x55798e5fad60), ')')
   Call: (190) [system] _932226=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [])
   Call: (189) [system] _765220=[_depth]
   Exit: (189) [system] [_depth]=[_depth]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [_depth])
   Call: (188) [system] _650276=[_rb, _depth]
   Exit: (188) [system] [_rb, _depth]=[_rb, _depth]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [_rb, _depth])
   Call: (187) [system] _535332=[_kb, _rb, _depth]
   Exit: (187) [system] [_kb, _rb, _depth]=[_kb, _rb, _depth]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, _depth])
   Call: (186) [system] _370198=[_query, _kb, _rb, _depth]
   Exit: (186) [system] [_query, _kb, _rb, _depth]=[_query, _kb, _rb, _depth]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [_query, _kb, _rb, _depth])
   Call: (185) [system] _126924=[synthesize, _query, _kb, _rb, _depth]
   Exit: (185) [system] [synthesize, _query, _kb, _rb, _depth]=[synthesize, _query, _kb, _rb, _depth]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [synthesize, _query, _kb, _rb, _depth])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, _query, _kb, _rb, _depth])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _971498)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _973356)
   Exit: (185) [system] peek_char((0x55798e5fad60), '\n')
   Call: (185) [system] '\n'=(;)
   Fail: (185) [system] '\n'=(;)
^  Call: (185) [user] is_like_space('\n')
   Call: (186) [system] char_type('\n', 'white')
   Fail: (186) [system] char_type('\n', 'white')
   Call: (186) [system] char_type('\n', end_of_line)
   Exit: (186) [system] char_type('\n', end_of_line)
^  Exit: (185) [user] is_like_space('\n')
   Call: (185) [system] get_char((0x55798e5fad60), _982950)
   Exit: (185) [system] get_char((0x55798e5fad60), '\n')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _985654)
   Exit: (186) [system] peek_char((0x55798e5fad60), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55798e5fad60), _993392)
   Exit: (186) [system] get_char((0x55798e5fad60), ' ')
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _996096)
   Exit: (187) [system] peek_char((0x55798e5fad60), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55798e5fad60), _1003834)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1006538)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _1014276)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1016980)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1034830)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _1040400)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1042258)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _1056412)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _1040400)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1061982)
   Exit: (187) [system] peek_char((0x55798e5fad60), l)
   Call: (187) [system] l=(;)
   Fail: (187) [system] l=(;)
^  Call: (187) [user] is_like_space(l)
   Call: (188) [system] char_type(l, 'white')
   Fail: (188) [system] char_type(l, 'white')
   Call: (188) [system] char_type(l, end_of_line)
   Fail: (188) [system] char_type(l, end_of_line)
   Call: (188) [system] char_type(l, space)
   Fail: (188) [system] char_type(l, space)
   Call: (188) [system] char_type(l, cntrl)
   Fail: (188) [system] char_type(l, cntrl)
^  Fail: (187) [user] is_like_space(l)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1076136)
   Exit: (186) [system] peek_char((0x55798e5fad60), l)
   Call: (186) [system] l=')'
   Fail: (186) [system] l=')'
   Call: (186) [system] l=end_of_file
   Fail: (186) [system] l=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _1081706)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1083564)
   Exit: (188) [system] peek_char((0x55798e5fad60), l)
   Call: (188) [system] l=(;)
   Fail: (188) [system] l=(;)
^  Call: (188) [user] is_like_space(l)
   Call: (189) [system] char_type(l, 'white')
   Fail: (189) [system] char_type(l, 'white')
   Call: (189) [system] char_type(l, end_of_line)
   Fail: (189) [system] char_type(l, end_of_line)
   Call: (189) [system] char_type(l, space)
   Fail: (189) [system] char_type(l, space)
   Call: (189) [system] char_type(l, cntrl)
   Fail: (189) [system] char_type(l, cntrl)
^  Fail: (188) [user] is_like_space(l)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _1097718)
   Exit: (187) [system] get_char((0x55798e5fad60), l)
   Call: (187) [system] l='('
   Fail: (187) [system] l='('
   Call: (187) [system] l='['
   Fail: (187) [system] l='['
   Call: (187) [system] l='{'
   Fail: (187) [system] l='{'
   Call: (187) [system] l='"'
   Fail: (187) [system] l='"'
   Call: (187) [system] l=!
   Fail: (187) [system] l=!
   Call: (187) [system] l='\''
   Fail: (187) [system] l='\''
   Call: (187) [system] l='`'
   Fail: (187) [system] l='`'
   Call: (187) [system] l=end_of_file
   Fail: (187) [system] l=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), l, _1081706)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1115360)
   Call: (189) [system] peek_char((0x55798e5fad60), _1116294)
   Exit: (189) [system] peek_char((0x55798e5fad60), e)
^  Call: (189) [user] is_delimiter(e)
   Call: (190) [system] char_type(e, space)
   Fail: (190) [system] char_type(e, space)
   Call: (190) [system] arg(_1121014, v('(', ')', end_of_file), e)
   Fail: (190) [system] arg(_1121946, v('(', ')', end_of_file), e)
^  Fail: (189) [user] is_delimiter(e)
   Call: (189) [system] ')'==e
   Fail: (189) [system] ')'==e
   Call: (189) [system] get_char((0x55798e5fad60), e)
   Exit: (189) [system] get_char((0x55798e5fad60), e)
   Call: (189) [system] e=(\)
   Fail: (189) [system] e=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _1129296)
   Call: (190) [system] peek_char((0x55798e5fad60), _1130230)
   Exit: (190) [system] peek_char((0x55798e5fad60), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_1134950, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_1135882, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55798e5fad60), t)
   Exit: (190) [system] get_char((0x55798e5fad60), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1143232)
   Call: (191) [system] peek_char((0x55798e5fad60), _1144166)
   Exit: (191) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (191) [user] is_delimiter(' ')
   Call: (192) [system] char_type(' ', space)
   Exit: (192) [system] char_type(' ', space)
^  Exit: (191) [user] is_delimiter(' ')
   Call: (191) [system] _1143232=[]
   Exit: (191) [system] []=[]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (190) [system] _1129296=[t]
   Exit: (190) [system] [t]=[t]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [t])
   Call: (189) [system] _1115360=[e, t]
   Exit: (189) [system] [e, t]=[e, t]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, t])
^  Call: (188) [user] classify_and_convert_charseq(l, [e, t], _1081706)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_1159064, _1159066), once(user:catch(read_from_chars([l, e, t], _1081706), _1159040, fail)), '$restore_trace'(_1159064, _1159066))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_1159064, _1159066))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([l, e, t], let), _1159040, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(let)
   Exit: (189) [system] atomic(let)
^  Exit: (188) [user] classify_and_convert_charseq(l, [e, t], let)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), l, let)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), let)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _1166564)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1168422)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _1176160)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1178864)
   Exit: (189) [system] peek_char((0x55798e5fad60), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1193942)
   Exit: (187) [system] peek_char((0x55798e5fad60), $)
   Call: (187) [system] ($)=')'
   Fail: (187) [system] ($)=')'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _1199512)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1201370)
   Exit: (189) [system] peek_char((0x55798e5fad60), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _1215524)
   Exit: (188) [system] get_char((0x55798e5fad60), $)
   Call: (188) [system] ($)='('
   Fail: (188) [system] ($)='('
   Call: (188) [system] ($)='['
   Fail: (188) [system] ($)='['
   Call: (188) [system] ($)='{'
   Fail: (188) [system] ($)='{'
   Call: (188) [system] ($)='"'
   Fail: (188) [system] ($)='"'
   Call: (188) [system] ($)=!
   Fail: (188) [system] ($)=!
   Call: (188) [system] ($)='\''
   Fail: (188) [system] ($)='\''
   Call: (188) [system] ($)='`'
   Fail: (188) [system] ($)='`'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), $, _1199512)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _1233166)
   Call: (190) [system] peek_char((0x55798e5fad60), _1234100)
   Exit: (190) [system] peek_char((0x55798e5fad60), q)
^  Call: (190) [user] is_delimiter(q)
   Call: (191) [system] char_type(q, space)
   Fail: (191) [system] char_type(q, space)
   Call: (191) [system] arg(_1238820, v('(', ')', end_of_file), q)
   Fail: (191) [system] arg(_1239752, v('(', ')', end_of_file), q)
^  Fail: (190) [user] is_delimiter(q)
   Call: (190) [system] ')'==q
   Fail: (190) [system] ')'==q
   Call: (190) [system] get_char((0x55798e5fad60), q)
   Exit: (190) [system] get_char((0x55798e5fad60), q)
   Call: (190) [system] q=(\)
   Fail: (190) [system] q=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1247102)
   Call: (191) [system] peek_char((0x55798e5fad60), _1248036)
   Exit: (191) [system] peek_char((0x55798e5fad60), u)
^  Call: (191) [user] is_delimiter(u)
   Call: (192) [system] char_type(u, space)
   Fail: (192) [system] char_type(u, space)
   Call: (192) [system] arg(_1252756, v('(', ')', end_of_file), u)
   Fail: (192) [system] arg(_1253688, v('(', ')', end_of_file), u)
^  Fail: (191) [user] is_delimiter(u)
   Call: (191) [system] ')'==u
   Fail: (191) [system] ')'==u
   Call: (191) [system] get_char((0x55798e5fad60), u)
   Exit: (191) [system] get_char((0x55798e5fad60), u)
   Call: (191) [system] u=(\)
   Fail: (191) [system] u=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1261038)
   Call: (192) [system] peek_char((0x55798e5fad60), _1261972)
   Exit: (192) [system] peek_char((0x55798e5fad60), e)
^  Call: (192) [user] is_delimiter(e)
   Call: (193) [system] char_type(e, space)
   Fail: (193) [system] char_type(e, space)
   Call: (193) [system] arg(_1266692, v('(', ')', end_of_file), e)
   Fail: (193) [system] arg(_1267624, v('(', ')', end_of_file), e)
^  Fail: (192) [user] is_delimiter(e)
   Call: (192) [system] ')'==e
   Fail: (192) [system] ')'==e
   Call: (192) [system] get_char((0x55798e5fad60), e)
   Exit: (192) [system] get_char((0x55798e5fad60), e)
   Call: (192) [system] e=(\)
   Fail: (192) [system] e=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1274974)
   Call: (193) [system] peek_char((0x55798e5fad60), _1275908)
   Exit: (193) [system] peek_char((0x55798e5fad60), r)
^  Call: (193) [user] is_delimiter(r)
   Call: (194) [system] char_type(r, space)
   Fail: (194) [system] char_type(r, space)
   Call: (194) [system] arg(_1280628, v('(', ')', end_of_file), r)
   Fail: (194) [system] arg(_1281560, v('(', ')', end_of_file), r)
^  Fail: (193) [user] is_delimiter(r)
   Call: (193) [system] ')'==r
   Fail: (193) [system] ')'==r
   Call: (193) [system] get_char((0x55798e5fad60), r)
   Exit: (193) [system] get_char((0x55798e5fad60), r)
   Call: (193) [system] r=(\)
   Fail: (193) [system] r=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1288910)
   Call: (194) [system] peek_char((0x55798e5fad60), _1289844)
   Exit: (194) [system] peek_char((0x55798e5fad60), y)
^  Call: (194) [user] is_delimiter(y)
   Call: (195) [system] char_type(y, space)
   Fail: (195) [system] char_type(y, space)
   Call: (195) [system] arg(_1294564, v('(', ')', end_of_file), y)
   Fail: (195) [system] arg(_1295496, v('(', ')', end_of_file), y)
^  Fail: (194) [user] is_delimiter(y)
   Call: (194) [system] ')'==y
   Fail: (194) [system] ')'==y
   Call: (194) [system] get_char((0x55798e5fad60), y)
   Exit: (194) [system] get_char((0x55798e5fad60), y)
   Call: (194) [system] y=(\)
   Fail: (194) [system] y=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1302846)
   Call: (195) [system] peek_char((0x55798e5fad60), _1303780)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _1302846=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (194) [system] _1288910=[y]
   Exit: (194) [system] [y]=[y]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (193) [system] _1274974=[r, y]
   Exit: (193) [system] [r, y]=[r, y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (192) [system] _1261038=[e, r, y]
   Exit: (192) [system] [e, r, y]=[e, r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (191) [system] _1247102=[u, e, r, y]
   Exit: (191) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (190) [system] _1233166=[q, u, e, r, y]
   Exit: (190) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (189) [user] classify_and_convert_charseq($, [q, u, e, r, y], _1199512)
   Call: (190) [system] atom_chars(_1327034, ['_', q, u, e, r, y])
   Exit: (190) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (189) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _1331698)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1333556)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _1341294)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1343998)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1359076)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _1364646)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1366504)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _1380658)
   Exit: (189) [system] get_char((0x55798e5fad60), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _1364646)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1386228)
   Exit: (191) [system] peek_char((0x55798e5fad60), $)
   Call: (191) [system] ($)=(;)
   Fail: (191) [system] ($)=(;)
^  Call: (191) [user] is_like_space($)
   Call: (192) [system] char_type($, 'white')
   Fail: (192) [system] char_type($, 'white')
   Call: (192) [system] char_type($, end_of_line)
   Fail: (192) [system] char_type($, end_of_line)
   Call: (192) [system] char_type($, space)
   Fail: (192) [system] char_type($, space)
   Call: (192) [system] char_type($, cntrl)
   Fail: (192) [system] char_type($, cntrl)
^  Fail: (191) [user] is_like_space($)
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1400382)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=')'
   Fail: (190) [system] ($)=')'
   Call: (190) [system] ($)=end_of_file
   Fail: (190) [system] ($)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _1405952)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1407810)
   Exit: (192) [system] peek_char((0x55798e5fad60), $)
   Call: (192) [system] ($)=(;)
   Fail: (192) [system] ($)=(;)
^  Call: (192) [user] is_like_space($)
   Call: (193) [system] char_type($, 'white')
   Fail: (193) [system] char_type($, 'white')
   Call: (193) [system] char_type($, end_of_line)
   Fail: (193) [system] char_type($, end_of_line)
   Call: (193) [system] char_type($, space)
   Fail: (193) [system] char_type($, space)
   Call: (193) [system] char_type($, cntrl)
   Fail: (193) [system] char_type($, cntrl)
^  Fail: (192) [user] is_like_space($)
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _1421964)
   Exit: (191) [system] get_char((0x55798e5fad60), $)
   Call: (191) [system] ($)='('
   Fail: (191) [system] ($)='('
   Call: (191) [system] ($)='['
   Fail: (191) [system] ($)='['
   Call: (191) [system] ($)='{'
   Fail: (191) [system] ($)='{'
   Call: (191) [system] ($)='"'
   Fail: (191) [system] ($)='"'
   Call: (191) [system] ($)=!
   Fail: (191) [system] ($)=!
   Call: (191) [system] ($)='\''
   Fail: (191) [system] ($)='\''
   Call: (191) [system] ($)='`'
   Fail: (191) [system] ($)='`'
   Call: (191) [system] ($)=end_of_file
   Fail: (191) [system] ($)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55798e5fad60), $, _1405952)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1439606)
   Call: (193) [system] peek_char((0x55798e5fad60), _1440540)
   Exit: (193) [system] peek_char((0x55798e5fad60), k)
^  Call: (193) [user] is_delimiter(k)
   Call: (194) [system] char_type(k, space)
   Fail: (194) [system] char_type(k, space)
   Call: (194) [system] arg(_1445260, v('(', ')', end_of_file), k)
   Fail: (194) [system] arg(_1446192, v('(', ')', end_of_file), k)
^  Fail: (193) [user] is_delimiter(k)
   Call: (193) [system] ')'==k
   Fail: (193) [system] ')'==k
   Call: (193) [system] get_char((0x55798e5fad60), k)
   Exit: (193) [system] get_char((0x55798e5fad60), k)
   Call: (193) [system] k=(\)
   Fail: (193) [system] k=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1453542)
   Call: (194) [system] peek_char((0x55798e5fad60), _1454476)
   Exit: (194) [system] peek_char((0x55798e5fad60), b)
^  Call: (194) [user] is_delimiter(b)
   Call: (195) [system] char_type(b, space)
   Fail: (195) [system] char_type(b, space)
   Call: (195) [system] arg(_1459196, v('(', ')', end_of_file), b)
   Fail: (195) [system] arg(_1460128, v('(', ')', end_of_file), b)
^  Fail: (194) [user] is_delimiter(b)
   Call: (194) [system] ')'==b
   Fail: (194) [system] ')'==b
   Call: (194) [system] get_char((0x55798e5fad60), b)
   Exit: (194) [system] get_char((0x55798e5fad60), b)
   Call: (194) [system] b=(\)
   Fail: (194) [system] b=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1467478)
   Call: (195) [system] peek_char((0x55798e5fad60), _1468412)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
^  Call: (195) [user] is_delimiter(')')
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] arg(_1473132, v('(', ')', end_of_file), ')')
   Exit: (196) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (195) [user] is_delimiter(')')
   Call: (195) [system] _1467478=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (194) [system] _1453542=[b]
   Exit: (194) [system] [b]=[b]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (193) [system] _1439606=[k, b]
   Exit: (193) [system] [k, b]=[k, b]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (192) [user] classify_and_convert_charseq($, [k, b], _1405952)
   Call: (193) [system] atom_chars(_1485156, ['_', k, b])
   Exit: (193) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (192) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (191) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _1489820)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1491678)
   Exit: (192) [system] peek_char((0x55798e5fad60), ')')
   Call: (192) [system] ')'=(;)
   Fail: (192) [system] ')'=(;)
^  Call: (192) [user] is_like_space(')')
   Call: (193) [system] char_type(')', 'white')
   Fail: (193) [system] char_type(')', 'white')
   Call: (193) [system] char_type(')', end_of_line)
   Fail: (193) [system] char_type(')', end_of_line)
   Call: (193) [system] char_type(')', space)
   Fail: (193) [system] char_type(')', space)
   Call: (193) [system] char_type(')', cntrl)
   Fail: (193) [system] char_type(')', cntrl)
^  Fail: (192) [user] is_like_space(')')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1505832)
   Exit: (191) [system] peek_char((0x55798e5fad60), ')')
   Call: (191) [system] ')'=')'
   Exit: (191) [system] ')'=')'
   Call: (191) [system] get_char((0x55798e5fad60), _1509622)
   Exit: (191) [system] get_char((0x55798e5fad60), ')')
   Call: (191) [system] _1489820=[]
   Exit: (191) [system] []=[]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [])
   Call: (190) [system] _1364646=[_kb]
   Exit: (190) [system] [_kb]=[_kb]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [_kb])
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), [_kb])
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _1517916)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1519774)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _1527512)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1530216)
   Exit: (191) [system] peek_char((0x55798e5fad60), $)
   Call: (191) [system] ($)=(;)
   Fail: (191) [system] ($)=(;)
^  Call: (191) [user] is_like_space($)
   Call: (192) [system] char_type($, 'white')
   Fail: (192) [system] char_type($, 'white')
   Call: (192) [system] char_type($, end_of_line)
   Fail: (192) [system] char_type($, end_of_line)
   Call: (192) [system] char_type($, space)
   Fail: (192) [system] char_type($, space)
   Call: (192) [system] char_type($, cntrl)
   Fail: (192) [system] char_type($, cntrl)
^  Fail: (191) [user] is_like_space($)
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1545294)
   Exit: (189) [system] peek_char((0x55798e5fad60), $)
   Call: (189) [system] ($)=')'
   Fail: (189) [system] ($)=')'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _1550864)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1552722)
   Exit: (191) [system] peek_char((0x55798e5fad60), $)
   Call: (191) [system] ($)=(;)
   Fail: (191) [system] ($)=(;)
^  Call: (191) [user] is_like_space($)
   Call: (192) [system] char_type($, 'white')
   Fail: (192) [system] char_type($, 'white')
   Call: (192) [system] char_type($, end_of_line)
   Fail: (192) [system] char_type($, end_of_line)
   Call: (192) [system] char_type($, space)
   Fail: (192) [system] char_type($, space)
   Call: (192) [system] char_type($, cntrl)
   Fail: (192) [system] char_type($, cntrl)
^  Fail: (191) [user] is_like_space($)
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _1566876)
   Exit: (190) [system] get_char((0x55798e5fad60), $)
   Call: (190) [system] ($)='('
   Fail: (190) [system] ($)='('
   Call: (190) [system] ($)='['
   Fail: (190) [system] ($)='['
   Call: (190) [system] ($)='{'
   Fail: (190) [system] ($)='{'
   Call: (190) [system] ($)='"'
   Fail: (190) [system] ($)='"'
   Call: (190) [system] ($)=!
   Fail: (190) [system] ($)=!
   Call: (190) [system] ($)='\''
   Fail: (190) [system] ($)='\''
   Call: (190) [system] ($)='`'
   Fail: (190) [system] ($)='`'
   Call: (190) [system] ($)=end_of_file
   Fail: (190) [system] ($)=end_of_file
^  Call: (190) [user] read_symbolic(')', (0x55798e5fad60), $, _1550864)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1584518)
   Call: (192) [system] peek_char((0x55798e5fad60), _1585452)
   Exit: (192) [system] peek_char((0x55798e5fad60), q)
^  Call: (192) [user] is_delimiter(q)
   Call: (193) [system] char_type(q, space)
   Fail: (193) [system] char_type(q, space)
   Call: (193) [system] arg(_1590172, v('(', ')', end_of_file), q)
   Fail: (193) [system] arg(_1591104, v('(', ')', end_of_file), q)
^  Fail: (192) [user] is_delimiter(q)
   Call: (192) [system] ')'==q
   Fail: (192) [system] ')'==q
   Call: (192) [system] get_char((0x55798e5fad60), q)
   Exit: (192) [system] get_char((0x55798e5fad60), q)
   Call: (192) [system] q=(\)
   Fail: (192) [system] q=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1598454)
   Call: (193) [system] peek_char((0x55798e5fad60), _1599388)
   Exit: (193) [system] peek_char((0x55798e5fad60), u)
^  Call: (193) [user] is_delimiter(u)
   Call: (194) [system] char_type(u, space)
   Fail: (194) [system] char_type(u, space)
   Call: (194) [system] arg(_1604108, v('(', ')', end_of_file), u)
   Fail: (194) [system] arg(_1605040, v('(', ')', end_of_file), u)
^  Fail: (193) [user] is_delimiter(u)
   Call: (193) [system] ')'==u
   Fail: (193) [system] ')'==u
   Call: (193) [system] get_char((0x55798e5fad60), u)
   Exit: (193) [system] get_char((0x55798e5fad60), u)
   Call: (193) [system] u=(\)
   Fail: (193) [system] u=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1612390)
   Call: (194) [system] peek_char((0x55798e5fad60), _1613324)
   Exit: (194) [system] peek_char((0x55798e5fad60), e)
^  Call: (194) [user] is_delimiter(e)
   Call: (195) [system] char_type(e, space)
   Fail: (195) [system] char_type(e, space)
   Call: (195) [system] arg(_1618044, v('(', ')', end_of_file), e)
   Fail: (195) [system] arg(_1618976, v('(', ')', end_of_file), e)
^  Fail: (194) [user] is_delimiter(e)
   Call: (194) [system] ')'==e
   Fail: (194) [system] ')'==e
   Call: (194) [system] get_char((0x55798e5fad60), e)
   Exit: (194) [system] get_char((0x55798e5fad60), e)
   Call: (194) [system] e=(\)
   Fail: (194) [system] e=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1626326)
   Call: (195) [system] peek_char((0x55798e5fad60), _1627260)
   Exit: (195) [system] peek_char((0x55798e5fad60), r)
^  Call: (195) [user] is_delimiter(r)
   Call: (196) [system] char_type(r, space)
   Fail: (196) [system] char_type(r, space)
   Call: (196) [system] arg(_1631980, v('(', ')', end_of_file), r)
   Fail: (196) [system] arg(_1632912, v('(', ')', end_of_file), r)
^  Fail: (195) [user] is_delimiter(r)
   Call: (195) [system] ')'==r
   Fail: (195) [system] ')'==r
   Call: (195) [system] get_char((0x55798e5fad60), r)
   Exit: (195) [system] get_char((0x55798e5fad60), r)
   Call: (195) [system] r=(\)
   Fail: (195) [system] r=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1640262)
   Call: (196) [system] peek_char((0x55798e5fad60), _1641196)
   Exit: (196) [system] peek_char((0x55798e5fad60), y)
^  Call: (196) [user] is_delimiter(y)
   Call: (197) [system] char_type(y, space)
   Fail: (197) [system] char_type(y, space)
   Call: (197) [system] arg(_1645916, v('(', ')', end_of_file), y)
   Fail: (197) [system] arg(_1646848, v('(', ')', end_of_file), y)
^  Fail: (196) [user] is_delimiter(y)
   Call: (196) [system] ')'==y
   Fail: (196) [system] ')'==y
   Call: (196) [system] get_char((0x55798e5fad60), y)
   Exit: (196) [system] get_char((0x55798e5fad60), y)
   Call: (196) [system] y=(\)
   Fail: (196) [system] y=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1654198)
   Call: (197) [system] peek_char((0x55798e5fad60), _1655132)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
^  Call: (197) [user] is_delimiter(')')
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] arg(_1659852, v('(', ')', end_of_file), ')')
   Exit: (198) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (197) [user] is_delimiter(')')
   Call: (197) [system] _1654198=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (196) [system] _1640262=[y]
   Exit: (196) [system] [y]=[y]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (195) [system] _1626326=[r, y]
   Exit: (195) [system] [r, y]=[r, y]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (194) [system] _1612390=[e, r, y]
   Exit: (194) [system] [e, r, y]=[e, r, y]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (193) [system] _1598454=[u, e, r, y]
   Exit: (193) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (192) [system] _1584518=[q, u, e, r, y]
   Exit: (192) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (191) [user] classify_and_convert_charseq($, [q, u, e, r, y], _1550864)
   Call: (192) [system] atom_chars(_1680258, ['_', q, u, e, r, y])
   Exit: (192) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (191) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (190) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _1684922)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1686780)
   Exit: (191) [system] peek_char((0x55798e5fad60), ')')
   Call: (191) [system] ')'=(;)
   Fail: (191) [system] ')'=(;)
^  Call: (191) [user] is_like_space(')')
   Call: (192) [system] char_type(')', 'white')
   Fail: (192) [system] char_type(')', 'white')
   Call: (192) [system] char_type(')', end_of_line)
   Fail: (192) [system] char_type(')', end_of_line)
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] char_type(')', cntrl)
   Fail: (192) [system] char_type(')', cntrl)
^  Fail: (191) [user] is_like_space(')')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1700934)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=')'
   Exit: (190) [system] ')'=')'
   Call: (190) [system] get_char((0x55798e5fad60), _1704724)
   Exit: (190) [system] get_char((0x55798e5fad60), ')')
   Call: (190) [system] _1684922=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [])
   Call: (189) [system] _1517916=[_query]
   Exit: (189) [system] [_query]=[_query]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [_query])
   Call: (188) [system] _1331698=[[_kb], _query]
   Exit: (188) [system] [[_kb], _query]=[[_kb], _query]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [[_kb], _query])
   Call: (187) [system] _1166564=[_query, [_kb], _query]
   Exit: (187) [system] [_query, [_kb], _query]=[_query, [_kb], _query]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [_query, [_kb], _query])
   Call: (186) [system] _1040400=[let, _query, [_kb], _query]
   Exit: (186) [system] [let, _query, [_kb], _query]=[let, _query, [_kb], _query]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [let, _query, [_kb], _query])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), [let, _query, [_kb], _query])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1721400)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1723258)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1737412)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _1741202)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _1721400=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _971498=[[let, _query, [_kb], _query]]
   Exit: (184) [system] [[let, _query, [_kb], _query]]=[[let, _query, [_kb], _query]]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [[let, _query, [_kb], _query]])
   Call: (183) [system] _93976=[[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]
   Exit: (183) [system] [[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]=[[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Call: (182) [system] _3316=[=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]
   Exit: (182) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]=[=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Call: (179) [user] assertz(metta_file_comment(51, 0, 1691, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], '$stream_position'(1691, 51, 0, 1691)))
^  Exit: (179) [user] assertz(metta_file_comment(51, 0, 1691, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], '$stream_position'(1691, 51, 0, 1691)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 51, 0, 1691, '$stream_position'(1691, 51, 0, 1691)), read_sexpr((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]), assertz(metta_file_comment(51, 0, 1691, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], '$stream_position'(1691, 51, 0, 1691)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1759720, _1759722, _1759724, _1759726, _1759728))
^  Exit: (177) [user] retract(metta_file_comment(38, 0, 1254, '$COMMENT'(";;", 38, 0), '$stream_position'(1254, 38, 0, 1254)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;", 38, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";;", 38, 0), _1762552))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";;", 38, 0), _1762552)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";;", 38, 0), _1762552)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;", 38, 0), _1765368))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;", 38, 0), _1765368))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";;", 38, 0), _1765368)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";;", 38, 0), _1768168))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";;", 38, 0), _1768168)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";;", 38, 0), _1768168)
   Call: (187) [system] var('$COMMENT'(";;", 38, 0))
   Call: (187) [system] atom('$COMMENT'(";;", 38, 0))
   Call: (187) [system] '$COMMENT'(";;", 38, 0)==true
   Call: (187) [system] '$COMMENT'(";;", 38, 0)==false
   Call: (187) [system] '$COMMENT'(";;", 38, 0)==[_1774688, _1774694]
   Call: (187) [system] is_list('$COMMENT'(";;", 38, 0))
   Call: (187) [system] string('$COMMENT'(";;", 38, 0))
   Call: (187) [system] compound('$COMMENT'(";;", 38, 0))
   Exit: (187) [system] compound('$COMMENT'(";;", 38, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";;", 38, 0), _1779322, _1779324)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;", 38, 0), '$COMMENT', [";;", 38, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";;", 38, 0], _1783064)
   Call: (188) [apply] apply:maplist_([";;", 38, 0], _1783064, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";;", _1784944)
   Call: (190) [system] var(";;")
   Call: (190) [system] atom(";;")
   Call: (190) [system] ";;"==true
   Call: (190) [system] ";;"==false
   Call: (190) [system] ";;"==[_1789586, _1789592]
   Call: (190) [system] is_list(";;")
   Call: (190) [system] string(";;")
   Exit: (190) [system] string(";;")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";;")
^  Call: (190) [user] symbol(";;")
   Call: (191) [system] atom(";;")
   Fail: (191) [system] atom(";;")
^  Fail: (190) [user] symbol(";;")
   Call: (190) [system] ";;"=_1784944
   Exit: (190) [system] ";;"=";;"
^  Exit: (189) [user] mfix_vars1(";;", ";;")
   Call: (189) [apply] apply:maplist_([38, 0], _1784946, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(38, _1803466)
   Call: (191) [system] var(38)
   Call: (191) [system] atom(38)
   Call: (191) [system] 38==true
   Call: (191) [system] 38==false
   Call: (191) [system] 38==[_1808108, _1808114]
   Call: (191) [system] is_list(38)
   Call: (191) [system] string(38)
   Call: (191) [system] compound(38)
^  Call: (191) [user] symbol(38)
   Call: (192) [system] atom(38)
   Fail: (192) [system] atom(38)
^  Fail: (191) [user] symbol(38)
   Call: (191) [system] 38=_1803466
   Exit: (191) [system] 38=38
^  Exit: (190) [user] mfix_vars1(38, 38)
   Call: (190) [apply] apply:maplist_([0], _1803468, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _1819232)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_1823874, _1823880]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_1819232
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _1819234, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([38, 0], [38, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";;", 38, 0], [";;", 38, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";;", 38, 0], [";;", 38, 0])
   Call: (187) [system] compound_name_arguments(_1768168, '$COMMENT', [";;", 38, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;", 38, 0), '$COMMENT', [";;", 38, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0)))
   Call: (184) [system] '$COMMENT'(";;", 38, 0)\=@='$COMMENT'(";;", 38, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;", 38, 0), _1848050))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";;", 38, 0), _1848050))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";;", 38, 0), _1848050)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";;", 38, 0), _1850850))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";;", 38, 0), _1850850)
^  Call: (186) [user] cons_to_c('$COMMENT'(";;", 38, 0), _1850850)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0)))
   Call: (184) [system] '$COMMENT'(";;", 38, 0)\=@='$COMMENT'(";;", 38, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;", 38, 0), _1762552))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";;", 38, 0), _1762552))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";;", 38, 0), _1762552)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";;", 38, 0), _1864808))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";;", 38, 0), _1864808)
^  Call: (186) [user] cons_to_l('$COMMENT'(";;", 38, 0), _1864808)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0)))
   Call: (184) [system] '$COMMENT'(";;", 38, 0)\=@='$COMMENT'(";;", 38, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0)))
   Call: (178) [system] '$COMMENT'(";;", 38, 0)\=@='$COMMENT'(";;", 38, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;", 38, 0), '$COMMENT'(";;", 38, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 38, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 38, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 38, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;", 38, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;", 38, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 38, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 38, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 38, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;", 38, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";;", 38, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";;", 38, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";;", 38, 0)))
   Call: (169) [system] '$COMMENT'(";;", 38, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;", 38, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 38, 0)), 50]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;", 38, 0), me_synthesize_1726263785_9357412, 50)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 38, 0)), 50]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263788.5023289)
   Call: (173) [system] arg(1, t(1726263785.932276), _3148)
   Exit: (173) [system] arg(1, t(1726263785.932276), 1726263785.932276)
   Call: (173) [system] _3158 is 1726263788.5023289-1726263785.932276
   Exit: (173) [system] 2.5700528621673584 is 1726263788.5023289-1726263785.932276
   Call: (173) [system] 2.5700528621673584>4
   Fail: (173) [system] 2.5700528621673584>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 38, 0)), 50]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 4)
   Call: (175) [system] atom(4+1)
   Call: (175) [system] set_flag(translated_forms, 5)
   Exit: (175) [system] set_flag(translated_forms, 5)
   Exit: (174) [$syspreds] update_flag(translated_forms, 4, 4+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 4, 4+1))
   Exit: (171) [$syspreds] flag(translated_forms, 4, 4+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;", 38, 0), me_synthesize_1726263785_9357412, 50)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;"])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;"])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;", 38, 0), me_synthesize_1726263785_9357412, 50)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 38, 0)), 50]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 4, 4+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;", 38, 0), me_synthesize_1726263785_9357412, 50)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 53)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 53))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 53))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _1939592)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _1947014)
   Exit: (175) [system] peek_char((0x55798e5fad60), ;)
   Call: (175) [system] char_type(;, space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _1955352)
   Exit: (177) [system] peek_char((0x55798e5fad60), ;)
   Call: (177) [system] char_type(;, space)
   Call: (177) [system] _1958138=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _1960006, _1960008, _1960010, _1960012), read_sexpr((0x55798e5fad60), _1960024), assertz(metta_file_comment(_1960006, _1960008, _1960010, _1960024, _1960012))))
^  Call: (179) [user] read_position((0x55798e5fad60), _1960006, _1960008, _1960010, _1960012)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_1960012))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_1960012))
   Exit: (181) [system] nonvar(position(_1960012))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(1783, 54, 0, 1783)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(1783, 54, 0, 1783), _1960006)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1970264)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(1783, 54, 0, 1783), _1960006)
   Exit: (181) [system] arg(2, '$stream_position'(1783, 54, 0, 1783), 54)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(1783, 54, 0, 1783), 54)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(1783, 54, 0, 1783), _1960008)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1977698)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(1783, 54, 0, 1783), _1960008)
   Exit: (181) [system] arg(3, '$stream_position'(1783, 54, 0, 1783), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(1783, 54, 0, 1783), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(1783, 54, 0, 1783), _1960010)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1985132)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(1783, 54, 0, 1783), _1960010)
   Exit: (181) [system] arg(1, '$stream_position'(1783, 54, 0, 1783), 1783)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(1783, 54, 0, 1783), 1783)
^  Exit: (179) [user] read_position((0x55798e5fad60), 54, 0, 1783, '$stream_position'(1783, 54, 0, 1783))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _1960024)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _1960024)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1995358)
   Exit: (182) [system] peek_char((0x55798e5fad60), ;)
   Call: (182) [system] (;)=(;)
   Exit: (182) [system] (;)=(;)
^  Call: (182) [user] read_comment((0x55798e5fad60))
^  Call: (183) [user] read_position((0x55798e5fad60), _1999996, _1999998, _2000000, _2000002)
   Call: (184) [system] stream_property((0x55798e5fad60), position(_2000002))
   Call: (185) [system] nonvar((0x55798e5fad60))
   Exit: (185) [system] nonvar((0x55798e5fad60))
   Call: (185) [system] nonvar(position(_2000002))
   Exit: (185) [system] nonvar(position(_2000002))
   Exit: (184) [system] stream_property((0x55798e5fad60), position('$stream_position'(1783, 54, 0, 1783)))
   Call: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(1783, 54, 0, 1783), _1999996)
   Call: (185) [system] nonvar(line_count)
   Exit: (185) [system] nonvar(line_count)
   Call: (185) [$syspreds] stream_position_field(line_count, _2009290)
   Exit: (185) [$syspreds] stream_position_field(line_count, 2)
   Call: (185) [system] arg(2, '$stream_position'(1783, 54, 0, 1783), _1999996)
   Exit: (185) [system] arg(2, '$stream_position'(1783, 54, 0, 1783), 54)
   Exit: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(1783, 54, 0, 1783), 54)
   Call: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(1783, 54, 0, 1783), _1999998)
   Call: (185) [system] nonvar(line_position)
   Exit: (185) [system] nonvar(line_position)
   Call: (185) [$syspreds] stream_position_field(line_position, _2016724)
   Exit: (185) [$syspreds] stream_position_field(line_position, 3)
   Call: (185) [system] arg(3, '$stream_position'(1783, 54, 0, 1783), _1999998)
   Exit: (185) [system] arg(3, '$stream_position'(1783, 54, 0, 1783), 0)
   Exit: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(1783, 54, 0, 1783), 0)
   Call: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(1783, 54, 0, 1783), _2000000)
   Call: (185) [system] nonvar(char_count)
   Exit: (185) [system] nonvar(char_count)
   Call: (185) [$syspreds] stream_position_field(char_count, _2024158)
   Exit: (185) [$syspreds] stream_position_field(char_count, 1)
   Call: (185) [system] arg(1, '$stream_position'(1783, 54, 0, 1783), _2000000)
   Exit: (185) [system] arg(1, '$stream_position'(1783, 54, 0, 1783), 1783)
   Exit: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(1783, 54, 0, 1783), 1783)
^  Exit: (183) [user] read_position((0x55798e5fad60), 54, 0, 1783, '$stream_position'(1783, 54, 0, 1783))
^  Call: (183) [user] read_until_eol((0x55798e5fad60), _2029752)
   Call: (184) [system] get_char((0x55798e5fad60), _2030682)
   Exit: (184) [system] get_char((0x55798e5fad60), ;)
   Call: (184) [system] char_type(;, end_of_line)
   Fail: (184) [system] char_type(;, end_of_line)
   Call: (184) [system] (;)=end_of_file
   Fail: (184) [system] (;)=end_of_file
^  Call: (184) [user] read_until_eol((0x55798e5fad60), _2036252)
   Call: (185) [system] get_char((0x55798e5fad60), _2037182)
   Exit: (185) [system] get_char((0x55798e5fad60), ;)
   Call: (185) [system] char_type(;, end_of_line)
   Fail: (185) [system] char_type(;, end_of_line)
   Call: (185) [system] (;)=end_of_file
   Fail: (185) [system] (;)=end_of_file
^  Call: (185) [user] read_until_eol((0x55798e5fad60), _2042752)
   Call: (186) [system] get_char((0x55798e5fad60), _2043682)
   Exit: (186) [system] get_char((0x55798e5fad60), ' ')
   Call: (186) [system] char_type(' ', end_of_line)
   Fail: (186) [system] char_type(' ', end_of_line)
   Call: (186) [system] ' '=end_of_file
   Fail: (186) [system] ' '=end_of_file
^  Call: (186) [user] read_until_eol((0x55798e5fad60), _2049252)
   Call: (187) [system] get_char((0x55798e5fad60), _2050182)
   Exit: (187) [system] get_char((0x55798e5fad60), 'U')
   Call: (187) [system] char_type('U', end_of_line)
   Fail: (187) [system] char_type('U', end_of_line)
   Call: (187) [system] 'U'=end_of_file
   Fail: (187) [system] 'U'=end_of_file
^  Call: (187) [user] read_until_eol((0x55798e5fad60), _2055752)
   Call: (188) [system] get_char((0x55798e5fad60), _2056682)
   Exit: (188) [system] get_char((0x55798e5fad60), n)
   Call: (188) [system] char_type(n, end_of_line)
   Fail: (188) [system] char_type(n, end_of_line)
   Call: (188) [system] n=end_of_file
   Fail: (188) [system] n=end_of_file
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _2062252)
   Call: (189) [system] get_char((0x55798e5fad60), _2063182)
   Exit: (189) [system] get_char((0x55798e5fad60), a)
   Call: (189) [system] char_type(a, end_of_line)
   Fail: (189) [system] char_type(a, end_of_line)
   Call: (189) [system] a=end_of_file
   Fail: (189) [system] a=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _2068752)
   Call: (190) [system] get_char((0x55798e5fad60), _2069682)
   Exit: (190) [system] get_char((0x55798e5fad60), r)
   Call: (190) [system] char_type(r, end_of_line)
   Fail: (190) [system] char_type(r, end_of_line)
   Call: (190) [system] r=end_of_file
   Fail: (190) [system] r=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _2075252)
   Call: (191) [system] get_char((0x55798e5fad60), _2076182)
   Exit: (191) [system] get_char((0x55798e5fad60), y)
   Call: (191) [system] char_type(y, end_of_line)
   Fail: (191) [system] char_type(y, end_of_line)
   Call: (191) [system] y=end_of_file
   Fail: (191) [system] y=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _2081752)
   Call: (192) [system] get_char((0x55798e5fad60), _2082682)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
   Call: (192) [system] char_type(' ', end_of_line)
   Fail: (192) [system] char_type(' ', end_of_line)
   Call: (192) [system] ' '=end_of_file
   Fail: (192) [system] ' '=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _2088252)
   Call: (193) [system] get_char((0x55798e5fad60), _2089182)
   Exit: (193) [system] get_char((0x55798e5fad60), r)
   Call: (193) [system] char_type(r, end_of_line)
   Fail: (193) [system] char_type(r, end_of_line)
   Call: (193) [system] r=end_of_file
   Fail: (193) [system] r=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _2094752)
   Call: (194) [system] get_char((0x55798e5fad60), _2095682)
   Exit: (194) [system] get_char((0x55798e5fad60), u)
   Call: (194) [system] char_type(u, end_of_line)
   Fail: (194) [system] char_type(u, end_of_line)
   Call: (194) [system] u=end_of_file
   Fail: (194) [system] u=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _7874)
   Call: (195) [system] get_char((0x55798e5fad60), _8804)
   Exit: (195) [system] get_char((0x55798e5fad60), l)
   Call: (195) [system] char_type(l, end_of_line)
   Fail: (195) [system] char_type(l, end_of_line)
   Call: (195) [system] l=end_of_file
   Fail: (195) [system] l=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _14374)
   Call: (196) [system] get_char((0x55798e5fad60), _15304)
   Exit: (196) [system] get_char((0x55798e5fad60), e)
   Call: (196) [system] char_type(e, end_of_line)
   Fail: (196) [system] char_type(e, end_of_line)
   Call: (196) [system] e=end_of_file
   Fail: (196) [system] e=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _20874)
   Call: (197) [system] get_char((0x55798e5fad60), _21804)
   Exit: (197) [system] get_char((0x55798e5fad60), '\n')
   Call: (197) [system] char_type('\n', end_of_line)
   Exit: (197) [system] char_type('\n', end_of_line)
   Call: (197) [system] _20874=""
   Exit: (197) [system] ""=""
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "")
   Call: (196) [system] string_concat(e, "", _14374)
   Exit: (196) [system] string_concat(e, "", "e")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "e")
   Call: (195) [system] string_concat(l, "e", _7874)
   Exit: (195) [system] string_concat(l, "e", "le")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "le")
   Call: (194) [system] string_concat(u, "le", _3410)
   Exit: (194) [system] string_concat(u, "le", "ule")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "ule")
   Call: (193) [system] string_concat(r, "ule", _3406)
   Exit: (193) [system] string_concat(r, "ule", "rule")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), "rule")
   Call: (192) [system] string_concat(' ', "rule", _3402)
   Exit: (192) [system] string_concat(' ', "rule", " rule")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), " rule")
   Call: (191) [system] string_concat(y, " rule", _3398)
   Exit: (191) [system] string_concat(y, " rule", "y rule")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), "y rule")
   Call: (190) [system] string_concat(r, "y rule", _3394)
   Exit: (190) [system] string_concat(r, "y rule", "ry rule")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "ry rule")
   Call: (189) [system] string_concat(a, "ry rule", _3390)
   Exit: (189) [system] string_concat(a, "ry rule", "ary rule")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), "ary rule")
   Call: (188) [system] string_concat(n, "ary rule", _3386)
   Exit: (188) [system] string_concat(n, "ary rule", "nary rule")
^  Exit: (187) [user] read_until_eol((0x55798e5fad60), "nary rule")
   Call: (187) [system] string_concat('U', "nary rule", _3382)
   Exit: (187) [system] string_concat('U', "nary rule", "Unary rule")
^  Exit: (186) [user] read_until_eol((0x55798e5fad60), "Unary rule")
   Call: (186) [system] string_concat(' ', "Unary rule", _3378)
   Exit: (186) [system] string_concat(' ', "Unary rule", " Unary rule")
^  Exit: (185) [user] read_until_eol((0x55798e5fad60), " Unary rule")
   Call: (185) [system] string_concat(;, " Unary rule", _3374)
   Exit: (185) [system] string_concat(;, " Unary rule", "; Unary rule")
^  Exit: (184) [user] read_until_eol((0x55798e5fad60), "; Unary rule")
   Call: (184) [system] string_concat(;, "; Unary rule", _3370)
   Exit: (184) [system] string_concat(;, "; Unary rule", ";; Unary rule")
^  Exit: (183) [user] read_until_eol((0x55798e5fad60), ";; Unary rule")
^  Call: (183) [user] assertz(metta_file_comment(54, 0, 1783, '$COMMENT'(";; Unary rule", 54, 0), '$stream_position'(1783, 54, 0, 1783)))
^  Exit: (183) [user] assertz(metta_file_comment(54, 0, 1783, '$COMMENT'(";; Unary rule", 54, 0), '$stream_position'(1783, 54, 0, 1783)))
^  Exit: (182) [user] read_comment((0x55798e5fad60))
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _68424)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=(;)
   Fail: (183) [system] '('=(;)
^  Call: (183) [user] is_like_space('(')
   Call: (184) [system] char_type('(', 'white')
   Fail: (184) [system] char_type('(', 'white')
   Call: (184) [system] char_type('(', end_of_line)
   Fail: (184) [system] char_type('(', end_of_line)
   Call: (184) [system] char_type('(', space)
   Fail: (184) [system] char_type('(', space)
   Call: (184) [system] char_type('(', cntrl)
   Fail: (184) [system] char_type('(', cntrl)
^  Fail: (183) [user] is_like_space('(')
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _83502)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _3316)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _89072)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _103226)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _108796)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _110654)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _124808)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _108796)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _142450)
   Call: (185) [system] peek_char((0x55798e5fad60), _143384)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _142450=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _108796)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_152694, _152696), once(user:catch(read_from_chars([=], _108796), _152670, fail)), '$restore_trace'(_152694, _152696))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_152694, _152696))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _152670, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _160194)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _162052)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _169790)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _172494)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _187572)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _193142)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _195000)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _209154)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _193142)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _214724)
   Exit: (186) [system] peek_char((0x55798e5fad60), s)
   Call: (186) [system] s=(;)
   Fail: (186) [system] s=(;)
^  Call: (186) [user] is_like_space(s)
   Call: (187) [system] char_type(s, 'white')
   Fail: (187) [system] char_type(s, 'white')
   Call: (187) [system] char_type(s, end_of_line)
   Fail: (187) [system] char_type(s, end_of_line)
   Call: (187) [system] char_type(s, space)
   Fail: (187) [system] char_type(s, space)
   Call: (187) [system] char_type(s, cntrl)
   Fail: (187) [system] char_type(s, cntrl)
^  Fail: (186) [user] is_like_space(s)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _228878)
   Exit: (185) [system] peek_char((0x55798e5fad60), s)
   Call: (185) [system] s=')'
   Fail: (185) [system] s=')'
   Call: (185) [system] s=end_of_file
   Fail: (185) [system] s=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _234448)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _236306)
   Exit: (187) [system] peek_char((0x55798e5fad60), s)
   Call: (187) [system] s=(;)
   Fail: (187) [system] s=(;)
^  Call: (187) [user] is_like_space(s)
   Call: (188) [system] char_type(s, 'white')
   Fail: (188) [system] char_type(s, 'white')
   Call: (188) [system] char_type(s, end_of_line)
   Fail: (188) [system] char_type(s, end_of_line)
   Call: (188) [system] char_type(s, space)
   Fail: (188) [system] char_type(s, space)
   Call: (188) [system] char_type(s, cntrl)
   Fail: (188) [system] char_type(s, cntrl)
^  Fail: (187) [user] is_like_space(s)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _250460)
   Exit: (186) [system] get_char((0x55798e5fad60), s)
   Call: (186) [system] s='('
   Fail: (186) [system] s='('
   Call: (186) [system] s='['
   Fail: (186) [system] s='['
   Call: (186) [system] s='{'
   Fail: (186) [system] s='{'
   Call: (186) [system] s='"'
   Fail: (186) [system] s='"'
   Call: (186) [system] s=!
   Fail: (186) [system] s=!
   Call: (186) [system] s='\''
   Fail: (186) [system] s='\''
   Call: (186) [system] s='`'
   Fail: (186) [system] s='`'
   Call: (186) [system] s=end_of_file
   Fail: (186) [system] s=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), s, _234448)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _268102)
   Call: (188) [system] peek_char((0x55798e5fad60), _269036)
   Exit: (188) [system] peek_char((0x55798e5fad60), y)
^  Call: (188) [user] is_delimiter(y)
   Call: (189) [system] char_type(y, space)
   Fail: (189) [system] char_type(y, space)
   Call: (189) [system] arg(_273756, v('(', ')', end_of_file), y)
   Fail: (189) [system] arg(_274688, v('(', ')', end_of_file), y)
^  Fail: (188) [user] is_delimiter(y)
   Call: (188) [system] ')'==y
   Fail: (188) [system] ')'==y
   Call: (188) [system] get_char((0x55798e5fad60), y)
   Exit: (188) [system] get_char((0x55798e5fad60), y)
   Call: (188) [system] y=(\)
   Fail: (188) [system] y=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _282038)
   Call: (189) [system] peek_char((0x55798e5fad60), _282972)
   Exit: (189) [system] peek_char((0x55798e5fad60), n)
^  Call: (189) [user] is_delimiter(n)
   Call: (190) [system] char_type(n, space)
   Fail: (190) [system] char_type(n, space)
   Call: (190) [system] arg(_287692, v('(', ')', end_of_file), n)
   Fail: (190) [system] arg(_288624, v('(', ')', end_of_file), n)
^  Fail: (189) [user] is_delimiter(n)
   Call: (189) [system] ')'==n
   Fail: (189) [system] ')'==n
   Call: (189) [system] get_char((0x55798e5fad60), n)
   Exit: (189) [system] get_char((0x55798e5fad60), n)
   Call: (189) [system] n=(\)
   Fail: (189) [system] n=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _295974)
   Call: (190) [system] peek_char((0x55798e5fad60), _296908)
   Exit: (190) [system] peek_char((0x55798e5fad60), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_301628, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_302560, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55798e5fad60), t)
   Exit: (190) [system] get_char((0x55798e5fad60), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _309910)
   Call: (191) [system] peek_char((0x55798e5fad60), _310844)
   Exit: (191) [system] peek_char((0x55798e5fad60), h)
^  Call: (191) [user] is_delimiter(h)
   Call: (192) [system] char_type(h, space)
   Fail: (192) [system] char_type(h, space)
   Call: (192) [system] arg(_315564, v('(', ')', end_of_file), h)
   Fail: (192) [system] arg(_316496, v('(', ')', end_of_file), h)
^  Fail: (191) [user] is_delimiter(h)
   Call: (191) [system] ')'==h
   Fail: (191) [system] ')'==h
   Call: (191) [system] get_char((0x55798e5fad60), h)
   Exit: (191) [system] get_char((0x55798e5fad60), h)
   Call: (191) [system] h=(\)
   Fail: (191) [system] h=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _323846)
   Call: (192) [system] peek_char((0x55798e5fad60), _324780)
   Exit: (192) [system] peek_char((0x55798e5fad60), e)
^  Call: (192) [user] is_delimiter(e)
   Call: (193) [system] char_type(e, space)
   Fail: (193) [system] char_type(e, space)
   Call: (193) [system] arg(_329500, v('(', ')', end_of_file), e)
   Fail: (193) [system] arg(_330432, v('(', ')', end_of_file), e)
^  Fail: (192) [user] is_delimiter(e)
   Call: (192) [system] ')'==e
   Fail: (192) [system] ')'==e
   Call: (192) [system] get_char((0x55798e5fad60), e)
   Exit: (192) [system] get_char((0x55798e5fad60), e)
   Call: (192) [system] e=(\)
   Fail: (192) [system] e=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _337782)
   Call: (193) [system] peek_char((0x55798e5fad60), _338716)
   Exit: (193) [system] peek_char((0x55798e5fad60), s)
^  Call: (193) [user] is_delimiter(s)
   Call: (194) [system] char_type(s, space)
   Fail: (194) [system] char_type(s, space)
   Call: (194) [system] arg(_343436, v('(', ')', end_of_file), s)
   Fail: (194) [system] arg(_344368, v('(', ')', end_of_file), s)
^  Fail: (193) [user] is_delimiter(s)
   Call: (193) [system] ')'==s
   Fail: (193) [system] ')'==s
   Call: (193) [system] get_char((0x55798e5fad60), s)
   Exit: (193) [system] get_char((0x55798e5fad60), s)
   Call: (193) [system] s=(\)
   Fail: (193) [system] s=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _351718)
   Call: (194) [system] peek_char((0x55798e5fad60), _352652)
   Exit: (194) [system] peek_char((0x55798e5fad60), i)
^  Call: (194) [user] is_delimiter(i)
   Call: (195) [system] char_type(i, space)
   Fail: (195) [system] char_type(i, space)
   Call: (195) [system] arg(_357372, v('(', ')', end_of_file), i)
   Fail: (195) [system] arg(_358304, v('(', ')', end_of_file), i)
^  Fail: (194) [user] is_delimiter(i)
   Call: (194) [system] ')'==i
   Fail: (194) [system] ')'==i
   Call: (194) [system] get_char((0x55798e5fad60), i)
   Exit: (194) [system] get_char((0x55798e5fad60), i)
   Call: (194) [system] i=(\)
   Fail: (194) [system] i=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _365654)
   Call: (195) [system] peek_char((0x55798e5fad60), _366588)
   Exit: (195) [system] peek_char((0x55798e5fad60), z)
^  Call: (195) [user] is_delimiter(z)
   Call: (196) [system] char_type(z, space)
   Fail: (196) [system] char_type(z, space)
   Call: (196) [system] arg(_371308, v('(', ')', end_of_file), z)
   Fail: (196) [system] arg(_372240, v('(', ')', end_of_file), z)
^  Fail: (195) [user] is_delimiter(z)
   Call: (195) [system] ')'==z
   Fail: (195) [system] ')'==z
   Call: (195) [system] get_char((0x55798e5fad60), z)
   Exit: (195) [system] get_char((0x55798e5fad60), z)
   Call: (195) [system] z=(\)
   Fail: (195) [system] z=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _379590)
   Call: (196) [system] peek_char((0x55798e5fad60), _380524)
   Exit: (196) [system] peek_char((0x55798e5fad60), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_385244, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_386176, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55798e5fad60), e)
   Exit: (196) [system] get_char((0x55798e5fad60), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _393526)
   Call: (197) [system] peek_char((0x55798e5fad60), _394460)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _393526=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (196) [system] _379590=[e]
   Exit: (196) [system] [e]=[e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (195) [system] _365654=[z, e]
   Exit: (195) [system] [z, e]=[z, e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (194) [system] _351718=[i, z, e]
   Exit: (194) [system] [i, z, e]=[i, z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (193) [system] _337782=[s, i, z, e]
   Exit: (193) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (192) [system] _323846=[e, s, i, z, e]
   Exit: (192) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (191) [system] _309910=[h, e, s, i, z, e]
   Exit: (191) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (190) [system] _295974=[t, h, e, s, i, z, e]
   Exit: (190) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (189) [system] _282038=[n, t, h, e, s, i, z, e]
   Exit: (189) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (188) [system] _268102=[y, n, t, h, e, s, i, z, e]
   Exit: (188) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (187) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _234448)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_428916, _428918), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _234448), _428892, fail)), '$restore_trace'(_428916, _428918))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_428916, _428918))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _428892, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(synthesize)
   Exit: (188) [system] atomic(synthesize)
^  Exit: (187) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _436416)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _438274)
   Exit: (187) [system] peek_char((0x55798e5fad60), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55798e5fad60), _446012)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _448716)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _463794)
   Exit: (186) [system] peek_char((0x55798e5fad60), $)
   Call: (186) [system] ($)=')'
   Fail: (186) [system] ($)=')'
   Call: (186) [system] ($)=end_of_file
   Fail: (186) [system] ($)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _469364)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _471222)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _485376)
   Exit: (187) [system] get_char((0x55798e5fad60), $)
   Call: (187) [system] ($)='('
   Fail: (187) [system] ($)='('
   Call: (187) [system] ($)='['
   Fail: (187) [system] ($)='['
   Call: (187) [system] ($)='{'
   Fail: (187) [system] ($)='{'
   Call: (187) [system] ($)='"'
   Fail: (187) [system] ($)='"'
   Call: (187) [system] ($)=!
   Fail: (187) [system] ($)=!
   Call: (187) [system] ($)='\''
   Fail: (187) [system] ($)='\''
   Call: (187) [system] ($)='`'
   Fail: (187) [system] ($)='`'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), $, _469364)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _503018)
   Call: (189) [system] peek_char((0x55798e5fad60), _503952)
   Exit: (189) [system] peek_char((0x55798e5fad60), q)
^  Call: (189) [user] is_delimiter(q)
   Call: (190) [system] char_type(q, space)
   Fail: (190) [system] char_type(q, space)
   Call: (190) [system] arg(_508672, v('(', ')', end_of_file), q)
   Fail: (190) [system] arg(_509604, v('(', ')', end_of_file), q)
^  Fail: (189) [user] is_delimiter(q)
   Call: (189) [system] ')'==q
   Fail: (189) [system] ')'==q
   Call: (189) [system] get_char((0x55798e5fad60), q)
   Exit: (189) [system] get_char((0x55798e5fad60), q)
   Call: (189) [system] q=(\)
   Fail: (189) [system] q=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _516954)
   Call: (190) [system] peek_char((0x55798e5fad60), _517888)
   Exit: (190) [system] peek_char((0x55798e5fad60), u)
^  Call: (190) [user] is_delimiter(u)
   Call: (191) [system] char_type(u, space)
   Fail: (191) [system] char_type(u, space)
   Call: (191) [system] arg(_522608, v('(', ')', end_of_file), u)
   Fail: (191) [system] arg(_523540, v('(', ')', end_of_file), u)
^  Fail: (190) [user] is_delimiter(u)
   Call: (190) [system] ')'==u
   Fail: (190) [system] ')'==u
   Call: (190) [system] get_char((0x55798e5fad60), u)
   Exit: (190) [system] get_char((0x55798e5fad60), u)
   Call: (190) [system] u=(\)
   Fail: (190) [system] u=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _530890)
   Call: (191) [system] peek_char((0x55798e5fad60), _531824)
   Exit: (191) [system] peek_char((0x55798e5fad60), e)
^  Call: (191) [user] is_delimiter(e)
   Call: (192) [system] char_type(e, space)
   Fail: (192) [system] char_type(e, space)
   Call: (192) [system] arg(_536544, v('(', ')', end_of_file), e)
   Fail: (192) [system] arg(_537476, v('(', ')', end_of_file), e)
^  Fail: (191) [user] is_delimiter(e)
   Call: (191) [system] ')'==e
   Fail: (191) [system] ')'==e
   Call: (191) [system] get_char((0x55798e5fad60), e)
   Exit: (191) [system] get_char((0x55798e5fad60), e)
   Call: (191) [system] e=(\)
   Fail: (191) [system] e=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _544826)
   Call: (192) [system] peek_char((0x55798e5fad60), _545760)
   Exit: (192) [system] peek_char((0x55798e5fad60), r)
^  Call: (192) [user] is_delimiter(r)
   Call: (193) [system] char_type(r, space)
   Fail: (193) [system] char_type(r, space)
   Call: (193) [system] arg(_550480, v('(', ')', end_of_file), r)
   Fail: (193) [system] arg(_551412, v('(', ')', end_of_file), r)
^  Fail: (192) [user] is_delimiter(r)
   Call: (192) [system] ')'==r
   Fail: (192) [system] ')'==r
   Call: (192) [system] get_char((0x55798e5fad60), r)
   Exit: (192) [system] get_char((0x55798e5fad60), r)
   Call: (192) [system] r=(\)
   Fail: (192) [system] r=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _558762)
   Call: (193) [system] peek_char((0x55798e5fad60), _559696)
   Exit: (193) [system] peek_char((0x55798e5fad60), y)
^  Call: (193) [user] is_delimiter(y)
   Call: (194) [system] char_type(y, space)
   Fail: (194) [system] char_type(y, space)
   Call: (194) [system] arg(_564416, v('(', ')', end_of_file), y)
   Fail: (194) [system] arg(_565348, v('(', ')', end_of_file), y)
^  Fail: (193) [user] is_delimiter(y)
   Call: (193) [system] ')'==y
   Fail: (193) [system] ')'==y
   Call: (193) [system] get_char((0x55798e5fad60), y)
   Exit: (193) [system] get_char((0x55798e5fad60), y)
   Call: (193) [system] y=(\)
   Fail: (193) [system] y=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _572698)
   Call: (194) [system] peek_char((0x55798e5fad60), _573632)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _572698=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (193) [system] _558762=[y]
   Exit: (193) [system] [y]=[y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (192) [system] _544826=[r, y]
   Exit: (192) [system] [r, y]=[r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (191) [system] _530890=[e, r, y]
   Exit: (191) [system] [e, r, y]=[e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (190) [system] _516954=[u, e, r, y]
   Exit: (190) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (189) [system] _503018=[q, u, e, r, y]
   Exit: (189) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (188) [user] classify_and_convert_charseq($, [q, u, e, r, y], _469364)
   Call: (189) [system] atom_chars(_596886, ['_', q, u, e, r, y])
   Exit: (189) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (188) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _601550)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _603408)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _611146)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _613850)
   Exit: (189) [system] peek_char((0x55798e5fad60), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _628928)
   Exit: (187) [system] peek_char((0x55798e5fad60), $)
   Call: (187) [system] ($)=')'
   Fail: (187) [system] ($)=')'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _634498)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _636356)
   Exit: (189) [system] peek_char((0x55798e5fad60), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _650510)
   Exit: (188) [system] get_char((0x55798e5fad60), $)
   Call: (188) [system] ($)='('
   Fail: (188) [system] ($)='('
   Call: (188) [system] ($)='['
   Fail: (188) [system] ($)='['
   Call: (188) [system] ($)='{'
   Fail: (188) [system] ($)='{'
   Call: (188) [system] ($)='"'
   Fail: (188) [system] ($)='"'
   Call: (188) [system] ($)=!
   Fail: (188) [system] ($)=!
   Call: (188) [system] ($)='\''
   Fail: (188) [system] ($)='\''
   Call: (188) [system] ($)='`'
   Fail: (188) [system] ($)='`'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), $, _634498)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _668152)
   Call: (190) [system] peek_char((0x55798e5fad60), _669086)
   Exit: (190) [system] peek_char((0x55798e5fad60), k)
^  Call: (190) [user] is_delimiter(k)
   Call: (191) [system] char_type(k, space)
   Fail: (191) [system] char_type(k, space)
   Call: (191) [system] arg(_673806, v('(', ')', end_of_file), k)
   Fail: (191) [system] arg(_674738, v('(', ')', end_of_file), k)
^  Fail: (190) [user] is_delimiter(k)
   Call: (190) [system] ')'==k
   Fail: (190) [system] ')'==k
   Call: (190) [system] get_char((0x55798e5fad60), k)
   Exit: (190) [system] get_char((0x55798e5fad60), k)
   Call: (190) [system] k=(\)
   Fail: (190) [system] k=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _682088)
   Call: (191) [system] peek_char((0x55798e5fad60), _683022)
   Exit: (191) [system] peek_char((0x55798e5fad60), b)
^  Call: (191) [user] is_delimiter(b)
   Call: (192) [system] char_type(b, space)
   Fail: (192) [system] char_type(b, space)
   Call: (192) [system] arg(_687742, v('(', ')', end_of_file), b)
   Fail: (192) [system] arg(_688674, v('(', ')', end_of_file), b)
^  Fail: (191) [user] is_delimiter(b)
   Call: (191) [system] ')'==b
   Fail: (191) [system] ')'==b
   Call: (191) [system] get_char((0x55798e5fad60), b)
   Exit: (191) [system] get_char((0x55798e5fad60), b)
   Call: (191) [system] b=(\)
   Fail: (191) [system] b=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _696024)
   Call: (192) [system] peek_char((0x55798e5fad60), _696958)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _696024=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (191) [system] _682088=[b]
   Exit: (191) [system] [b]=[b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (190) [system] _668152=[k, b]
   Exit: (190) [system] [k, b]=[k, b]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (189) [user] classify_and_convert_charseq($, [k, b], _634498)
   Call: (190) [system] atom_chars(_711830, ['_', k, b])
   Exit: (190) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (189) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _716494)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _718352)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _726090)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _728794)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _743872)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _749442)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _751300)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _765454)
   Exit: (189) [system] get_char((0x55798e5fad60), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _749442)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _783096)
   Call: (191) [system] peek_char((0x55798e5fad60), _784030)
   Exit: (191) [system] peek_char((0x55798e5fad60), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_788750, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_789682, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55798e5fad60), r)
   Exit: (191) [system] get_char((0x55798e5fad60), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _797032)
   Call: (192) [system] peek_char((0x55798e5fad60), _797966)
   Exit: (192) [system] peek_char((0x55798e5fad60), b)
^  Call: (192) [user] is_delimiter(b)
   Call: (193) [system] char_type(b, space)
   Fail: (193) [system] char_type(b, space)
   Call: (193) [system] arg(_802686, v('(', ')', end_of_file), b)
   Fail: (193) [system] arg(_803618, v('(', ')', end_of_file), b)
^  Fail: (192) [user] is_delimiter(b)
   Call: (192) [system] ')'==b
   Fail: (192) [system] ')'==b
   Call: (192) [system] get_char((0x55798e5fad60), b)
   Exit: (192) [system] get_char((0x55798e5fad60), b)
   Call: (192) [system] b=(\)
   Fail: (192) [system] b=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _810968)
   Call: (193) [system] peek_char((0x55798e5fad60), _811902)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (193) [user] is_delimiter(' ')
   Call: (194) [system] char_type(' ', space)
   Exit: (194) [system] char_type(' ', space)
^  Exit: (193) [user] is_delimiter(' ')
   Call: (193) [system] _810968=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (192) [system] _797032=[b]
   Exit: (192) [system] [b]=[b]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (191) [system] _783096=[r, b]
   Exit: (191) [system] [r, b]=[r, b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (190) [user] classify_and_convert_charseq($, [r, b], _749442)
   Call: (191) [system] atom_chars(_826774, ['_', r, b])
   Exit: (191) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (190) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _831438)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _833296)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _841034)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _843738)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _858816)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _864386)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _866244)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _880398)
   Exit: (190) [system] get_char((0x55798e5fad60), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _864386)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _885968)
   Exit: (192) [system] peek_char((0x55798e5fad60), 'S')
   Call: (192) [system] 'S'=(;)
   Fail: (192) [system] 'S'=(;)
^  Call: (192) [user] is_like_space('S')
   Call: (193) [system] char_type('S', 'white')
   Fail: (193) [system] char_type('S', 'white')
   Call: (193) [system] char_type('S', end_of_line)
   Fail: (193) [system] char_type('S', end_of_line)
   Call: (193) [system] char_type('S', space)
   Fail: (193) [system] char_type('S', space)
   Call: (193) [system] char_type('S', cntrl)
   Fail: (193) [system] char_type('S', cntrl)
^  Fail: (192) [user] is_like_space('S')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _900122)
   Exit: (191) [system] peek_char((0x55798e5fad60), 'S')
   Call: (191) [system] 'S'=')'
   Fail: (191) [system] 'S'=')'
   Call: (191) [system] 'S'=end_of_file
   Fail: (191) [system] 'S'=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _905692)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _907550)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'S')
   Call: (193) [system] 'S'=(;)
   Fail: (193) [system] 'S'=(;)
^  Call: (193) [user] is_like_space('S')
   Call: (194) [system] char_type('S', 'white')
   Fail: (194) [system] char_type('S', 'white')
   Call: (194) [system] char_type('S', end_of_line)
   Fail: (194) [system] char_type('S', end_of_line)
   Call: (194) [system] char_type('S', space)
   Fail: (194) [system] char_type('S', space)
   Call: (194) [system] char_type('S', cntrl)
   Fail: (194) [system] char_type('S', cntrl)
^  Fail: (193) [user] is_like_space('S')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _921704)
   Exit: (192) [system] get_char((0x55798e5fad60), 'S')
   Call: (192) [system] 'S'='('
   Fail: (192) [system] 'S'='('
   Call: (192) [system] 'S'='['
   Fail: (192) [system] 'S'='['
   Call: (192) [system] 'S'='{'
   Fail: (192) [system] 'S'='{'
   Call: (192) [system] 'S'='"'
   Fail: (192) [system] 'S'='"'
   Call: (192) [system] 'S'=!
   Fail: (192) [system] 'S'=!
   Call: (192) [system] 'S'='\''
   Fail: (192) [system] 'S'='\''
   Call: (192) [system] 'S'='`'
   Fail: (192) [system] 'S'='`'
   Call: (192) [system] 'S'=end_of_file
   Fail: (192) [system] 'S'=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55798e5fad60), 'S', _905692)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _939346)
   Call: (194) [system] peek_char((0x55798e5fad60), _940280)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _939346=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (193) [user] classify_and_convert_charseq('S', [], _905692)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_949590, _949592), once(user:catch(read_from_chars(['S'], _905692), _949566, fail)), '$restore_trace'(_949590, _949592))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_949590, _949592))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _905692), _949566, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(_905692)
   Fail: (194) [system] atomic(_905692)
   Call: (194) [system] atom_chars(_905692, ['S'])
   Exit: (194) [system] atom_chars('S', ['S'])
^  Exit: (193) [user] classify_and_convert_charseq('S', [], 'S')
^  Exit: (192) [user] read_symbolic(')', (0x55798e5fad60), 'S', 'S')
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), 'S')
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _958966)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _960824)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _968562)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _971266)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _986344)
   Exit: (192) [system] peek_char((0x55798e5fad60), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _991914)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _993772)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1007926)
   Exit: (193) [system] get_char((0x55798e5fad60), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _991914)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1025568)
   Call: (195) [system] peek_char((0x55798e5fad60), _1026502)
   Exit: (195) [system] peek_char((0x55798e5fad60), k)
^  Call: (195) [user] is_delimiter(k)
   Call: (196) [system] char_type(k, space)
   Fail: (196) [system] char_type(k, space)
   Call: (196) [system] arg(_1031222, v('(', ')', end_of_file), k)
   Fail: (196) [system] arg(_1032154, v('(', ')', end_of_file), k)
^  Fail: (195) [user] is_delimiter(k)
   Call: (195) [system] ')'==k
   Fail: (195) [system] ')'==k
   Call: (195) [system] get_char((0x55798e5fad60), k)
   Exit: (195) [system] get_char((0x55798e5fad60), k)
   Call: (195) [system] k=(\)
   Fail: (195) [system] k=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1039504)
   Call: (196) [system] peek_char((0x55798e5fad60), _1040438)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_1045158, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _1039504=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _1025568=[k]
   Exit: (195) [system] [k]=[k]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (194) [user] classify_and_convert_charseq($, [k], _991914)
   Call: (195) [system] atom_chars(_1054388, ['_', k])
   Exit: (195) [system] atom_chars('_k', ['_', k])
^  Exit: (194) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1059052)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1060910)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1075064)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _1078854)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _1059052=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _958966=[_k]
   Exit: (192) [system] [_k]=[_k]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (191) [system] _864386=['S', _k]
   Exit: (191) [system] ['S', _k]=['S', _k]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), ['S', _k])
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), ['S', _k])
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _1089942)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1091800)
   Exit: (191) [system] peek_char((0x55798e5fad60), ')')
   Call: (191) [system] ')'=(;)
   Fail: (191) [system] ')'=(;)
^  Call: (191) [user] is_like_space(')')
   Call: (192) [system] char_type(')', 'white')
   Fail: (192) [system] char_type(')', 'white')
   Call: (192) [system] char_type(')', end_of_line)
   Fail: (192) [system] char_type(')', end_of_line)
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] char_type(')', cntrl)
   Fail: (192) [system] char_type(')', cntrl)
^  Fail: (191) [user] is_like_space(')')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1105954)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=')'
   Exit: (190) [system] ')'=')'
   Call: (190) [system] get_char((0x55798e5fad60), _1109744)
   Exit: (190) [system] get_char((0x55798e5fad60), ')')
   Call: (190) [system] _1089942=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [])
   Call: (189) [system] _831438=[['S', _k]]
   Exit: (189) [system] [['S', _k]]=[['S', _k]]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [['S', _k]])
   Call: (188) [system] _716494=[_rb, ['S', _k]]
   Exit: (188) [system] [_rb, ['S', _k]]=[_rb, ['S', _k]]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [_rb, ['S', _k]])
   Call: (187) [system] _601550=[_kb, _rb, ['S', _k]]
   Exit: (187) [system] [_kb, _rb, ['S', _k]]=[_kb, _rb, ['S', _k]]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, ['S', _k]])
   Call: (186) [system] _436416=[_query, _kb, _rb, ['S', _k]]
   Exit: (186) [system] [_query, _kb, _rb, ['S', _k]]=[_query, _kb, _rb, ['S', _k]]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [_query, _kb, _rb, ['S', _k]])
   Call: (185) [system] _193142=[synthesize, _query, _kb, _rb, ['S', _k]]
   Exit: (185) [system] [synthesize, _query, _kb, _rb, ['S', _k]]=[synthesize, _query, _kb, _rb, ['S', _k]]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _1129214)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1131072)
   Exit: (185) [system] peek_char((0x55798e5fad60), '\n')
   Call: (185) [system] '\n'=(;)
   Fail: (185) [system] '\n'=(;)
^  Call: (185) [user] is_like_space('\n')
   Call: (186) [system] char_type('\n', 'white')
   Fail: (186) [system] char_type('\n', 'white')
   Call: (186) [system] char_type('\n', end_of_line)
   Exit: (186) [system] char_type('\n', end_of_line)
^  Exit: (185) [user] is_like_space('\n')
   Call: (185) [system] get_char((0x55798e5fad60), _1140666)
   Exit: (185) [system] get_char((0x55798e5fad60), '\n')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1143370)
   Exit: (186) [system] peek_char((0x55798e5fad60), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55798e5fad60), _1151108)
   Exit: (186) [system] get_char((0x55798e5fad60), ' ')
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1153812)
   Exit: (187) [system] peek_char((0x55798e5fad60), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55798e5fad60), _1161550)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1164254)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _1171992)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1174696)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1192546)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _1198116)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1199974)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _1214128)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _1198116)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1219698)
   Exit: (187) [system] peek_char((0x55798e5fad60), l)
   Call: (187) [system] l=(;)
   Fail: (187) [system] l=(;)
^  Call: (187) [user] is_like_space(l)
   Call: (188) [system] char_type(l, 'white')
   Fail: (188) [system] char_type(l, 'white')
   Call: (188) [system] char_type(l, end_of_line)
   Fail: (188) [system] char_type(l, end_of_line)
   Call: (188) [system] char_type(l, space)
   Fail: (188) [system] char_type(l, space)
   Call: (188) [system] char_type(l, cntrl)
   Fail: (188) [system] char_type(l, cntrl)
^  Fail: (187) [user] is_like_space(l)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1233852)
   Exit: (186) [system] peek_char((0x55798e5fad60), l)
   Call: (186) [system] l=')'
   Fail: (186) [system] l=')'
   Call: (186) [system] l=end_of_file
   Fail: (186) [system] l=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _1239422)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1241280)
   Exit: (188) [system] peek_char((0x55798e5fad60), l)
   Call: (188) [system] l=(;)
   Fail: (188) [system] l=(;)
^  Call: (188) [user] is_like_space(l)
   Call: (189) [system] char_type(l, 'white')
   Fail: (189) [system] char_type(l, 'white')
   Call: (189) [system] char_type(l, end_of_line)
   Fail: (189) [system] char_type(l, end_of_line)
   Call: (189) [system] char_type(l, space)
   Fail: (189) [system] char_type(l, space)
   Call: (189) [system] char_type(l, cntrl)
   Fail: (189) [system] char_type(l, cntrl)
^  Fail: (188) [user] is_like_space(l)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _1255434)
   Exit: (187) [system] get_char((0x55798e5fad60), l)
   Call: (187) [system] l='('
   Fail: (187) [system] l='('
   Call: (187) [system] l='['
   Fail: (187) [system] l='['
   Call: (187) [system] l='{'
   Fail: (187) [system] l='{'
   Call: (187) [system] l='"'
   Fail: (187) [system] l='"'
   Call: (187) [system] l=!
   Fail: (187) [system] l=!
   Call: (187) [system] l='\''
   Fail: (187) [system] l='\''
   Call: (187) [system] l='`'
   Fail: (187) [system] l='`'
   Call: (187) [system] l=end_of_file
   Fail: (187) [system] l=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), l, _1239422)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1273076)
   Call: (189) [system] peek_char((0x55798e5fad60), _1274010)
   Exit: (189) [system] peek_char((0x55798e5fad60), e)
^  Call: (189) [user] is_delimiter(e)
   Call: (190) [system] char_type(e, space)
   Fail: (190) [system] char_type(e, space)
   Call: (190) [system] arg(_1278730, v('(', ')', end_of_file), e)
   Fail: (190) [system] arg(_1279662, v('(', ')', end_of_file), e)
^  Fail: (189) [user] is_delimiter(e)
   Call: (189) [system] ')'==e
   Fail: (189) [system] ')'==e
   Call: (189) [system] get_char((0x55798e5fad60), e)
   Exit: (189) [system] get_char((0x55798e5fad60), e)
   Call: (189) [system] e=(\)
   Fail: (189) [system] e=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _1287012)
   Call: (190) [system] peek_char((0x55798e5fad60), _1287946)
   Exit: (190) [system] peek_char((0x55798e5fad60), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_1292666, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_1293598, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55798e5fad60), t)
   Exit: (190) [system] get_char((0x55798e5fad60), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1300948)
   Call: (191) [system] peek_char((0x55798e5fad60), _1301882)
   Exit: (191) [system] peek_char((0x55798e5fad60), *)
^  Call: (191) [user] is_delimiter(*)
   Call: (192) [system] char_type(*, space)
   Fail: (192) [system] char_type(*, space)
   Call: (192) [system] arg(_1306602, v('(', ')', end_of_file), *)
   Fail: (192) [system] arg(_1307534, v('(', ')', end_of_file), *)
^  Fail: (191) [user] is_delimiter(*)
   Call: (191) [system] ')'==(*)
   Fail: (191) [system] ')'==(*)
   Call: (191) [system] get_char((0x55798e5fad60), *)
   Exit: (191) [system] get_char((0x55798e5fad60), *)
   Call: (191) [system] (*)=(\)
   Fail: (191) [system] (*)=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1314884)
   Call: (192) [system] peek_char((0x55798e5fad60), _1315818)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _1314884=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (191) [system] _1300948=[*]
   Exit: (191) [system] [*]=[*]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [*])
   Call: (190) [system] _1287012=[t, *]
   Exit: (190) [system] [t, *]=[t, *]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, *])
   Call: (189) [system] _1273076=[e, t, *]
   Exit: (189) [system] [e, t, *]=[e, t, *]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, t, *])
^  Call: (188) [user] classify_and_convert_charseq(l, [e, t, *], _1239422)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_1333510, _1333512), once(user:catch(read_from_chars([l, e, t, *], _1239422), _1333486, fail)), '$restore_trace'(_1333510, _1333512))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_1333510, _1333512))
   Call: (189) [system] atom_chars(_3430, [l, e, t, *])
   Exit: (189) [system] atom_chars('let*', [l, e, t, *])
^  Exit: (188) [user] classify_and_convert_charseq(l, [e, t, *], 'let*')
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), l, 'let*')
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), 'let*')
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _8202)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _10060)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _17798)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _20502)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _35580)
   Exit: (187) [system] peek_char((0x55798e5fad60), '(')
   Call: (187) [system] '('=')'
   Fail: (187) [system] '('=')'
   Call: (187) [system] '('=end_of_file
   Fail: (187) [system] '('=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _41150)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _43008)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _57162)
   Exit: (188) [system] get_char((0x55798e5fad60), '(')
   Call: (188) [system] '('='('
   Exit: (188) [system] '('='('
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _41150)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _62732)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _76886)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _82456)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _84314)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _98468)
   Exit: (190) [system] get_char((0x55798e5fad60), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _82456)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _104038)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _118192)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _123762)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _125620)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _139774)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _123762)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _145344)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _159498)
   Exit: (193) [system] peek_char((0x55798e5fad60), :)
   Call: (193) [system] (:)=')'
   Fail: (193) [system] (:)=')'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _165068)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _166926)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _181080)
   Exit: (194) [system] get_char((0x55798e5fad60), :)
   Call: (194) [system] (:)='('
   Fail: (194) [system] (:)='('
   Call: (194) [system] (:)='['
   Fail: (194) [system] (:)='['
   Call: (194) [system] (:)='{'
   Fail: (194) [system] (:)='{'
   Call: (194) [system] (:)='"'
   Fail: (194) [system] (:)='"'
   Call: (194) [system] (:)=!
   Fail: (194) [system] (:)=!
   Call: (194) [system] (:)='\''
   Fail: (194) [system] (:)='\''
   Call: (194) [system] (:)='`'
   Fail: (194) [system] (:)='`'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), :, _165068)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _198722)
   Call: (196) [system] peek_char((0x55798e5fad60), _199656)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _198722=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (195) [user] classify_and_convert_charseq(:, [], _165068)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_208966, _208968), once(user:catch(read_from_chars([:], _165068), _208942, fail)), '$restore_trace'(_208966, _208968))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_208966, _208968))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _208942, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(:)
   Exit: (196) [system] atomic(:)
^  Exit: (195) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _216466)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _218324)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _226062)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _228766)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _243844)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _249414)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _251272)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _265426)
   Exit: (195) [system] get_char((0x55798e5fad60), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _249414)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _283068)
   Call: (197) [system] peek_char((0x55798e5fad60), _284002)
   Exit: (197) [system] peek_char((0x55798e5fad60), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_288722, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_289654, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55798e5fad60), r)
   Exit: (197) [system] get_char((0x55798e5fad60), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _297004)
   Call: (198) [system] peek_char((0x55798e5fad60), _297938)
   Exit: (198) [system] peek_char((0x55798e5fad60), u)
^  Call: (198) [user] is_delimiter(u)
   Call: (199) [system] char_type(u, space)
   Fail: (199) [system] char_type(u, space)
   Call: (199) [system] arg(_302658, v('(', ')', end_of_file), u)
   Fail: (199) [system] arg(_303590, v('(', ')', end_of_file), u)
^  Fail: (198) [user] is_delimiter(u)
   Call: (198) [system] ')'==u
   Fail: (198) [system] ')'==u
   Call: (198) [system] get_char((0x55798e5fad60), u)
   Exit: (198) [system] get_char((0x55798e5fad60), u)
   Call: (198) [system] u=(\)
   Fail: (198) [system] u=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _310940)
   Call: (199) [system] peek_char((0x55798e5fad60), _311874)
   Exit: (199) [system] peek_char((0x55798e5fad60), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_316594, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_317526, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55798e5fad60), c)
   Exit: (199) [system] get_char((0x55798e5fad60), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _324876)
   Call: (200) [system] peek_char((0x55798e5fad60), _325810)
   Exit: (200) [system] peek_char((0x55798e5fad60), t)
^  Call: (200) [user] is_delimiter(t)
   Call: (201) [system] char_type(t, space)
   Fail: (201) [system] char_type(t, space)
   Call: (201) [system] arg(_330530, v('(', ')', end_of_file), t)
   Fail: (201) [system] arg(_331462, v('(', ')', end_of_file), t)
^  Fail: (200) [user] is_delimiter(t)
   Call: (200) [system] ')'==t
   Fail: (200) [system] ')'==t
   Call: (200) [system] get_char((0x55798e5fad60), t)
   Exit: (200) [system] get_char((0x55798e5fad60), t)
   Call: (200) [system] t=(\)
   Fail: (200) [system] t=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _338812)
   Call: (201) [system] peek_char((0x55798e5fad60), _339746)
   Exit: (201) [system] peek_char((0x55798e5fad60), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_344466, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_345398, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55798e5fad60), o)
   Exit: (201) [system] get_char((0x55798e5fad60), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _352748)
   Call: (202) [system] peek_char((0x55798e5fad60), _353682)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_358402, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_359334, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _366684)
   Call: (203) [system] peek_char((0x55798e5fad60), _367618)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _366684=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (202) [system] _352748=[r]
   Exit: (202) [system] [r]=[r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r])
   Call: (201) [system] _338812=[o, r]
   Exit: (201) [system] [o, r]=[o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, r])
   Call: (200) [system] _324876=[t, o, r]
   Exit: (200) [system] [t, o, r]=[t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, o, r])
   Call: (199) [system] _310940=[c, t, o, r]
   Exit: (199) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, o, r])
   Call: (198) [system] _297004=[u, c, t, o, r]
   Exit: (198) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, o, r])
   Call: (197) [system] _283068=[r, u, c, t, o, r]
   Exit: (197) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, u, c, t, o, r])
^  Call: (196) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _249414)
   Call: (197) [system] atom_chars(_393666, ['_', r, u, c, t, o, r])
   Exit: (197) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (196) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _ructor)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _ructor)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), _ructor)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _398330)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _400188)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _407926)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _410630)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _425708)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _431278)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _433136)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _447290)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _431278)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _452860)
   Exit: (198) [system] peek_char((0x55798e5fad60), -)
   Call: (198) [system] (-)=(;)
   Fail: (198) [system] (-)=(;)
^  Call: (198) [user] is_like_space(-)
   Call: (199) [system] char_type(-, 'white')
   Fail: (199) [system] char_type(-, 'white')
   Call: (199) [system] char_type(-, end_of_line)
   Fail: (199) [system] char_type(-, end_of_line)
   Call: (199) [system] char_type(-, space)
   Fail: (199) [system] char_type(-, space)
   Call: (199) [system] char_type(-, cntrl)
   Fail: (199) [system] char_type(-, cntrl)
^  Fail: (198) [user] is_like_space(-)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _467014)
   Exit: (197) [system] peek_char((0x55798e5fad60), -)
   Call: (197) [system] (-)=')'
   Fail: (197) [system] (-)=')'
   Call: (197) [system] (-)=end_of_file
   Fail: (197) [system] (-)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _472584)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _474442)
   Exit: (199) [system] peek_char((0x55798e5fad60), -)
   Call: (199) [system] (-)=(;)
   Fail: (199) [system] (-)=(;)
^  Call: (199) [user] is_like_space(-)
   Call: (200) [system] char_type(-, 'white')
   Fail: (200) [system] char_type(-, 'white')
   Call: (200) [system] char_type(-, end_of_line)
   Fail: (200) [system] char_type(-, end_of_line)
   Call: (200) [system] char_type(-, space)
   Fail: (200) [system] char_type(-, space)
   Call: (200) [system] char_type(-, cntrl)
   Fail: (200) [system] char_type(-, cntrl)
^  Fail: (199) [user] is_like_space(-)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _488596)
   Exit: (198) [system] get_char((0x55798e5fad60), -)
   Call: (198) [system] (-)='('
   Fail: (198) [system] (-)='('
   Call: (198) [system] (-)='['
   Fail: (198) [system] (-)='['
   Call: (198) [system] (-)='{'
   Fail: (198) [system] (-)='{'
   Call: (198) [system] (-)='"'
   Fail: (198) [system] (-)='"'
   Call: (198) [system] (-)=!
   Fail: (198) [system] (-)=!
   Call: (198) [system] (-)='\''
   Fail: (198) [system] (-)='\''
   Call: (198) [system] (-)='`'
   Fail: (198) [system] (-)='`'
   Call: (198) [system] (-)=end_of_file
   Fail: (198) [system] (-)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), -, _472584)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _506238)
   Call: (200) [system] peek_char((0x55798e5fad60), _507172)
   Exit: (200) [system] peek_char((0x55798e5fad60), >)
^  Call: (200) [user] is_delimiter(>)
   Call: (201) [system] char_type(>, space)
   Fail: (201) [system] char_type(>, space)
   Call: (201) [system] arg(_511892, v('(', ')', end_of_file), >)
   Fail: (201) [system] arg(_512824, v('(', ')', end_of_file), >)
^  Fail: (200) [user] is_delimiter(>)
   Call: (200) [system] ')'==(>)
   Fail: (200) [system] ')'==(>)
   Call: (200) [system] get_char((0x55798e5fad60), >)
   Exit: (200) [system] get_char((0x55798e5fad60), >)
   Call: (200) [system] (>)=(\)
   Fail: (200) [system] (>)=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _520174)
   Call: (201) [system] peek_char((0x55798e5fad60), _521108)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _520174=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _506238=[>]
   Exit: (200) [system] [>]=[>]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (199) [user] classify_and_convert_charseq(-, [>], _472584)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_533212, _533214), once(user:catch(read_from_chars([-, >], _472584), _533188, fail)), '$restore_trace'(_533212, _533214))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_533212, _533214))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _533188, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(->)
   Exit: (200) [system] atomic(->)
^  Exit: (199) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _540712)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _542570)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _550308)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _553012)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _568090)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _573660)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _575518)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _589672)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _573660)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _607314)
   Call: (201) [system] peek_char((0x55798e5fad60), _608248)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_612968, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_613900, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _621250)
   Call: (202) [system] peek_char((0x55798e5fad60), _622184)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_626904, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_627836, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _635186)
   Call: (203) [system] peek_char((0x55798e5fad60), _636120)
   Exit: (203) [system] peek_char((0x55798e5fad60), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_640840, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_641772, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55798e5fad60), e)
   Exit: (203) [system] get_char((0x55798e5fad60), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _649122)
   Call: (204) [system] peek_char((0x55798e5fad60), _650056)
   Exit: (204) [system] peek_char((0x55798e5fad60), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_654776, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_655708, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55798e5fad60), m)
   Exit: (204) [system] get_char((0x55798e5fad60), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _663058)
   Call: (205) [system] peek_char((0x55798e5fad60), _663992)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_668712, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_669644, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _676994)
   Call: (206) [system] peek_char((0x55798e5fad60), _677928)
   Exit: (206) [system] peek_char((0x55798e5fad60), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_682648, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_683580, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55798e5fad60), s)
   Exit: (206) [system] get_char((0x55798e5fad60), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _690930)
   Call: (207) [system] peek_char((0x55798e5fad60), _691864)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_696584, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_697516, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _704866)
   Call: (208) [system] peek_char((0x55798e5fad60), _705800)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _704866=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _690930=[e]
   Exit: (207) [system] [e]=[e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (206) [system] _676994=[s, e]
   Exit: (206) [system] [s, e]=[s, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e])
   Call: (205) [system] _663058=[i, s, e]
   Exit: (205) [system] [i, s, e]=[i, s, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e])
   Call: (204) [system] _649122=[m, i, s, e]
   Exit: (204) [system] [m, i, s, e]=[m, i, s, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e])
   Call: (203) [system] _635186=[e, m, i, s, e]
   Exit: (203) [system] [e, m, i, s, e]=[e, m, i, s, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e])
   Call: (202) [system] _621250=[r, e, m, i, s, e]
   Exit: (202) [system] [r, e, m, i, s, e]=[r, e, m, i, s, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e])
   Call: (201) [system] _607314=[p, r, e, m, i, s, e]
   Exit: (201) [system] [p, r, e, m, i, s, e]=[p, r, e, m, i, s, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e])
^  Call: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e], _573660)
   Call: (201) [system] atom_chars(_734642, ['_', p, r, e, m, i, s, e])
   Exit: (201) [system] atom_chars('_premise', ['_', p, r, e, m, i, s, e])
^  Exit: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e], _premise)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _premise)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _premise)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _739306)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _741164)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _748902)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _751606)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _766684)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _772254)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _774112)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _788266)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _772254)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _805908)
   Call: (202) [system] peek_char((0x55798e5fad60), _806842)
   Exit: (202) [system] peek_char((0x55798e5fad60), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_811562, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_812494, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55798e5fad60), c)
   Exit: (202) [system] get_char((0x55798e5fad60), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _819844)
   Call: (203) [system] peek_char((0x55798e5fad60), _820778)
   Exit: (203) [system] peek_char((0x55798e5fad60), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_825498, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_826430, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55798e5fad60), o)
   Exit: (203) [system] get_char((0x55798e5fad60), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _833780)
   Call: (204) [system] peek_char((0x55798e5fad60), _834714)
   Exit: (204) [system] peek_char((0x55798e5fad60), n)
^  Call: (204) [user] is_delimiter(n)
   Call: (205) [system] char_type(n, space)
   Fail: (205) [system] char_type(n, space)
   Call: (205) [system] arg(_839434, v('(', ')', end_of_file), n)
   Fail: (205) [system] arg(_840366, v('(', ')', end_of_file), n)
^  Fail: (204) [user] is_delimiter(n)
   Call: (204) [system] ')'==n
   Fail: (204) [system] ')'==n
   Call: (204) [system] get_char((0x55798e5fad60), n)
   Exit: (204) [system] get_char((0x55798e5fad60), n)
   Call: (204) [system] n=(\)
   Fail: (204) [system] n=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _847716)
   Call: (205) [system] peek_char((0x55798e5fad60), _848650)
   Exit: (205) [system] peek_char((0x55798e5fad60), c)
^  Call: (205) [user] is_delimiter(c)
   Call: (206) [system] char_type(c, space)
   Fail: (206) [system] char_type(c, space)
   Call: (206) [system] arg(_853370, v('(', ')', end_of_file), c)
   Fail: (206) [system] arg(_854302, v('(', ')', end_of_file), c)
^  Fail: (205) [user] is_delimiter(c)
   Call: (205) [system] ')'==c
   Fail: (205) [system] ')'==c
   Call: (205) [system] get_char((0x55798e5fad60), c)
   Exit: (205) [system] get_char((0x55798e5fad60), c)
   Call: (205) [system] c=(\)
   Fail: (205) [system] c=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _861652)
   Call: (206) [system] peek_char((0x55798e5fad60), _862586)
   Exit: (206) [system] peek_char((0x55798e5fad60), l)
^  Call: (206) [user] is_delimiter(l)
   Call: (207) [system] char_type(l, space)
   Fail: (207) [system] char_type(l, space)
   Call: (207) [system] arg(_867306, v('(', ')', end_of_file), l)
   Fail: (207) [system] arg(_868238, v('(', ')', end_of_file), l)
^  Fail: (206) [user] is_delimiter(l)
   Call: (206) [system] ')'==l
   Fail: (206) [system] ')'==l
   Call: (206) [system] get_char((0x55798e5fad60), l)
   Exit: (206) [system] get_char((0x55798e5fad60), l)
   Call: (206) [system] l=(\)
   Fail: (206) [system] l=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _875588)
   Call: (207) [system] peek_char((0x55798e5fad60), _876522)
   Exit: (207) [system] peek_char((0x55798e5fad60), u)
^  Call: (207) [user] is_delimiter(u)
   Call: (208) [system] char_type(u, space)
   Fail: (208) [system] char_type(u, space)
   Call: (208) [system] arg(_881242, v('(', ')', end_of_file), u)
   Fail: (208) [system] arg(_882174, v('(', ')', end_of_file), u)
^  Fail: (207) [user] is_delimiter(u)
   Call: (207) [system] ')'==u
   Fail: (207) [system] ')'==u
   Call: (207) [system] get_char((0x55798e5fad60), u)
   Exit: (207) [system] get_char((0x55798e5fad60), u)
   Call: (207) [system] u=(\)
   Fail: (207) [system] u=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _889524)
   Call: (208) [system] peek_char((0x55798e5fad60), _890458)
   Exit: (208) [system] peek_char((0x55798e5fad60), s)
^  Call: (208) [user] is_delimiter(s)
   Call: (209) [system] char_type(s, space)
   Fail: (209) [system] char_type(s, space)
   Call: (209) [system] arg(_895178, v('(', ')', end_of_file), s)
   Fail: (209) [system] arg(_896110, v('(', ')', end_of_file), s)
^  Fail: (208) [user] is_delimiter(s)
   Call: (208) [system] ')'==s
   Fail: (208) [system] ')'==s
   Call: (208) [system] get_char((0x55798e5fad60), s)
   Exit: (208) [system] get_char((0x55798e5fad60), s)
   Call: (208) [system] s=(\)
   Fail: (208) [system] s=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _903460)
   Call: (209) [system] peek_char((0x55798e5fad60), _904394)
   Exit: (209) [system] peek_char((0x55798e5fad60), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_909114, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_910046, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55798e5fad60), i)
   Exit: (209) [system] get_char((0x55798e5fad60), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _917396)
   Call: (210) [system] peek_char((0x55798e5fad60), _918330)
   Exit: (210) [system] peek_char((0x55798e5fad60), o)
^  Call: (210) [user] is_delimiter(o)
   Call: (211) [system] char_type(o, space)
   Fail: (211) [system] char_type(o, space)
   Call: (211) [system] arg(_923050, v('(', ')', end_of_file), o)
   Fail: (211) [system] arg(_923982, v('(', ')', end_of_file), o)
^  Fail: (210) [user] is_delimiter(o)
   Call: (210) [system] ')'==o
   Fail: (210) [system] ')'==o
   Call: (210) [system] get_char((0x55798e5fad60), o)
   Exit: (210) [system] get_char((0x55798e5fad60), o)
   Call: (210) [system] o=(\)
   Fail: (210) [system] o=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _931332)
   Call: (211) [system] peek_char((0x55798e5fad60), _932266)
   Exit: (211) [system] peek_char((0x55798e5fad60), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_936986, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_937918, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55798e5fad60), n)
   Exit: (211) [system] get_char((0x55798e5fad60), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _945268)
   Call: (212) [system] peek_char((0x55798e5fad60), _946202)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_950922, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _945268=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _931332=[n]
   Exit: (211) [system] [n]=[n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (210) [system] _917396=[o, n]
   Exit: (210) [system] [o, n]=[o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (209) [system] _903460=[i, o, n]
   Exit: (209) [system] [i, o, n]=[i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (208) [system] _889524=[s, i, o, n]
   Exit: (208) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, o, n])
   Call: (207) [system] _875588=[u, s, i, o, n]
   Exit: (207) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, s, i, o, n])
   Call: (206) [system] _861652=[l, u, s, i, o, n]
   Exit: (206) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, u, s, i, o, n])
   Call: (205) [system] _847716=[c, l, u, s, i, o, n]
   Exit: (205) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, l, u, s, i, o, n])
   Call: (204) [system] _833780=[n, c, l, u, s, i, o, n]
   Exit: (204) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, l, u, s, i, o, n])
   Call: (203) [system] _819844=[o, n, c, l, u, s, i, o, n]
   Exit: (203) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, c, l, u, s, i, o, n])
   Call: (202) [system] _805908=[c, o, n, c, l, u, s, i, o, n]
   Exit: (202) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, o, n, c, l, u, s, i, o, n])
^  Call: (201) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _772254)
   Call: (202) [system] atom_chars(_985298, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (202) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (201) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _conclusion)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _conclusion)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _989962)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _991820)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1005974)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55798e5fad60), _1009764)
   Exit: (200) [system] get_char((0x55798e5fad60), ')')
   Call: (200) [system] _989962=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [])
   Call: (199) [system] _739306=[_conclusion]
   Exit: (199) [system] [_conclusion]=[_conclusion]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_conclusion])
   Call: (198) [system] _540712=[_premise, _conclusion]
   Exit: (198) [system] [_premise, _conclusion]=[_premise, _conclusion]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_premise, _conclusion])
   Call: (197) [system] _431278=[->, _premise, _conclusion]
   Exit: (197) [system] [->, _premise, _conclusion]=[->, _premise, _conclusion]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [->, _premise, _conclusion])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [->, _premise, _conclusion])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1023646)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1025504)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1039658)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _1043448)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _1023646=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _398330=[[->, _premise, _conclusion]]
   Exit: (195) [system] [[->, _premise, _conclusion]]=[[->, _premise, _conclusion]]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[->, _premise, _conclusion]])
   Call: (194) [system] _216466=[_ructor, [->, _premise, _conclusion]]
   Exit: (194) [system] [_ructor, [->, _premise, _conclusion]]=[_ructor, [->, _premise, _conclusion]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [_ructor, [->, _premise, _conclusion]])
   Call: (193) [system] _123762=[:, _ructor, [->, _premise, _conclusion]]
   Exit: (193) [system] [:, _ructor, [->, _premise, _conclusion]]=[:, _ructor, [->, _premise, _conclusion]]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [:, _ructor, [->, _premise, _conclusion]])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), [:, _ructor, [->, _premise, _conclusion]])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1057330)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1059188)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1066926)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1069630)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1084708)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1090278)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1092136)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1106290)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1090278)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1111860)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1126014)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1131584)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1133442)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1147596)
   Exit: (195) [system] get_char((0x55798e5fad60), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _1131584)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1165238)
   Call: (197) [system] peek_char((0x55798e5fad60), _1166172)
   Exit: (197) [system] peek_char((0x55798e5fad60), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_1170892, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_1171824, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55798e5fad60), r)
   Exit: (197) [system] get_char((0x55798e5fad60), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1179174)
   Call: (198) [system] peek_char((0x55798e5fad60), _1180108)
   Exit: (198) [system] peek_char((0x55798e5fad60), b)
^  Call: (198) [user] is_delimiter(b)
   Call: (199) [system] char_type(b, space)
   Fail: (199) [system] char_type(b, space)
   Call: (199) [system] arg(_1184828, v('(', ')', end_of_file), b)
   Fail: (199) [system] arg(_1185760, v('(', ')', end_of_file), b)
^  Fail: (198) [user] is_delimiter(b)
   Call: (198) [system] ')'==b
   Fail: (198) [system] ')'==b
   Call: (198) [system] get_char((0x55798e5fad60), b)
   Exit: (198) [system] get_char((0x55798e5fad60), b)
   Call: (198) [system] b=(\)
   Fail: (198) [system] b=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1193110)
   Call: (199) [system] peek_char((0x55798e5fad60), _1194044)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1198764, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1193110=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (198) [system] _1179174=[b]
   Exit: (198) [system] [b]=[b]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (197) [system] _1165238=[r, b]
   Exit: (197) [system] [r, b]=[r, b]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (196) [user] classify_and_convert_charseq($, [r, b], _1131584)
   Call: (197) [system] atom_chars(_1210788, ['_', r, b])
   Exit: (197) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (196) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1215452)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1217310)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1231464)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55798e5fad60), _1235254)
   Exit: (195) [system] get_char((0x55798e5fad60), ')')
   Call: (195) [system] _1215452=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [])
   Call: (194) [system] _1090278=[_rb]
   Exit: (194) [system] [_rb]=[_rb]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [_rb])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [_rb])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1243548)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1245406)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1259560)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _1263350)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _1243548=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _1057330=[[_rb]]
   Exit: (192) [system] [[_rb]]=[[_rb]]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [[_rb]])
   Call: (191) [system] _82456=[[:, _ructor, [->, _premise, _conclusion]], [_rb]]
   Exit: (191) [system] [[:, _ructor, [->, _premise, _conclusion]], [_rb]]=[[:, _ructor, [->, _premise, _conclusion]], [_rb]]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [[:, _ructor, [->, _premise, _conclusion]], [_rb]])
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _ructor, [->, _premise, _conclusion]], [_rb]])
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _1274438)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1276296)
   Exit: (191) [system] peek_char((0x55798e5fad60), '\n')
   Call: (191) [system] '\n'=(;)
   Fail: (191) [system] '\n'=(;)
^  Call: (191) [user] is_like_space('\n')
   Call: (192) [system] char_type('\n', 'white')
   Fail: (192) [system] char_type('\n', 'white')
   Call: (192) [system] char_type('\n', end_of_line)
   Exit: (192) [system] char_type('\n', end_of_line)
^  Exit: (191) [user] is_like_space('\n')
   Call: (191) [system] get_char((0x55798e5fad60), _1285890)
   Exit: (191) [system] get_char((0x55798e5fad60), '\n')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1288594)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _1296332)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1299036)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1306774)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1309478)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1317216)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1319920)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1327658)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1330362)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1338100)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1340804)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1348542)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1351246)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1358984)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1361688)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1369426)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1372130)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1379868)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1382572)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1390310)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1393014)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1417332)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _1422902)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1424760)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _1438914)
   Exit: (191) [system] get_char((0x55798e5fad60), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1422902)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1444484)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1458638)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1464208)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1466066)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1480220)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1464208)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1485790)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1499944)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=')'
   Fail: (194) [system] (:)=')'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1505514)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1507372)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1521526)
   Exit: (195) [system] get_char((0x55798e5fad60), :)
   Call: (195) [system] (:)='('
   Fail: (195) [system] (:)='('
   Call: (195) [system] (:)='['
   Fail: (195) [system] (:)='['
   Call: (195) [system] (:)='{'
   Fail: (195) [system] (:)='{'
   Call: (195) [system] (:)='"'
   Fail: (195) [system] (:)='"'
   Call: (195) [system] (:)=!
   Fail: (195) [system] (:)=!
   Call: (195) [system] (:)='\''
   Fail: (195) [system] (:)='\''
   Call: (195) [system] (:)='`'
   Fail: (195) [system] (:)='`'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), :, _1505514)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1539168)
   Call: (197) [system] peek_char((0x55798e5fad60), _1540102)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1539168=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (196) [user] classify_and_convert_charseq(:, [], _1505514)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1549412, _1549414), once(user:catch(read_from_chars([:], _1505514), _1549388, fail)), '$restore_trace'(_1549412, _1549414))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1549412, _1549414))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1549388, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(:)
   Exit: (197) [system] atomic(:)
^  Exit: (196) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1556912)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1558770)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1566508)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1569212)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1584290)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1589860)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1591718)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1605872)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1589860)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1611442)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1625596)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1631166)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1633024)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1647178)
   Exit: (198) [system] get_char((0x55798e5fad60), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _1631166)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1664820)
   Call: (200) [system] peek_char((0x55798e5fad60), _1665754)
   Exit: (200) [system] peek_char((0x55798e5fad60), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_1670474, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_1671406, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55798e5fad60), r)
   Exit: (200) [system] get_char((0x55798e5fad60), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1678756)
   Call: (201) [system] peek_char((0x55798e5fad60), _1679690)
   Exit: (201) [system] peek_char((0x55798e5fad60), u)
^  Call: (201) [user] is_delimiter(u)
   Call: (202) [system] char_type(u, space)
   Fail: (202) [system] char_type(u, space)
   Call: (202) [system] arg(_1684410, v('(', ')', end_of_file), u)
   Fail: (202) [system] arg(_1685342, v('(', ')', end_of_file), u)
^  Fail: (201) [user] is_delimiter(u)
   Call: (201) [system] ')'==u
   Fail: (201) [system] ')'==u
   Call: (201) [system] get_char((0x55798e5fad60), u)
   Exit: (201) [system] get_char((0x55798e5fad60), u)
   Call: (201) [system] u=(\)
   Fail: (201) [system] u=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1692692)
   Call: (202) [system] peek_char((0x55798e5fad60), _1693626)
   Exit: (202) [system] peek_char((0x55798e5fad60), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_1698346, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_1699278, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55798e5fad60), c)
   Exit: (202) [system] get_char((0x55798e5fad60), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1706628)
   Call: (203) [system] peek_char((0x55798e5fad60), _1707562)
   Exit: (203) [system] peek_char((0x55798e5fad60), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_1712282, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_1713214, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55798e5fad60), t)
   Exit: (203) [system] get_char((0x55798e5fad60), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1720564)
   Call: (204) [system] peek_char((0x55798e5fad60), _1721498)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1726218, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1727150, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1734500)
   Call: (205) [system] peek_char((0x55798e5fad60), _1735434)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1740154, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1741086, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1748436)
   Call: (206) [system] peek_char((0x55798e5fad60), _1749370)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1748436=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _1734500=[r]
   Exit: (205) [system] [r]=[r]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r])
   Call: (204) [system] _1720564=[o, r]
   Exit: (204) [system] [o, r]=[o, r]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, r])
   Call: (203) [system] _1706628=[t, o, r]
   Exit: (203) [system] [t, o, r]=[t, o, r]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, o, r])
   Call: (202) [system] _1692692=[c, t, o, r]
   Exit: (202) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, o, r])
   Call: (201) [system] _1678756=[u, c, t, o, r]
   Exit: (201) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, o, r])
   Call: (200) [system] _1664820=[r, u, c, t, o, r]
   Exit: (200) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, u, c, t, o, r])
^  Call: (199) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _1631166)
   Call: (200) [system] atom_chars(_1775418, ['_', r, u, c, t, o, r])
   Exit: (200) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (199) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _ructor)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _ructor)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), _ructor)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1780082)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1781940)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1789678)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1792382)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1807460)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1813030)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1814888)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1829042)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _1813030)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1846684)
   Call: (201) [system] peek_char((0x55798e5fad60), _1847618)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_1852338, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_1853270, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1860620)
   Call: (202) [system] peek_char((0x55798e5fad60), _1861554)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_1866274, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_1867206, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1874556)
   Call: (203) [system] peek_char((0x55798e5fad60), _1875490)
   Exit: (203) [system] peek_char((0x55798e5fad60), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_1880210, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_1881142, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55798e5fad60), o)
   Exit: (203) [system] get_char((0x55798e5fad60), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1888492)
   Call: (204) [system] peek_char((0x55798e5fad60), _1889426)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1894146, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1895078, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1902428)
   Call: (205) [system] peek_char((0x55798e5fad60), _1903362)
   Exit: (205) [system] peek_char((0x55798e5fad60), f)
^  Call: (205) [user] is_delimiter(f)
   Call: (206) [system] char_type(f, space)
   Fail: (206) [system] char_type(f, space)
   Call: (206) [system] arg(_1908082, v('(', ')', end_of_file), f)
   Fail: (206) [system] arg(_1909014, v('(', ')', end_of_file), f)
^  Fail: (205) [user] is_delimiter(f)
   Call: (205) [system] ')'==f
   Fail: (205) [system] ')'==f
   Call: (205) [system] get_char((0x55798e5fad60), f)
   Exit: (205) [system] get_char((0x55798e5fad60), f)
   Call: (205) [system] f=(\)
   Fail: (205) [system] f=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1916364)
   Call: (206) [system] peek_char((0x55798e5fad60), _1917298)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_1922018, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _1916364=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _1902428=[f]
   Exit: (205) [system] [f]=[f]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [f])
   Call: (204) [system] _1888492=[o, f]
   Exit: (204) [system] [o, f]=[o, f]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f])
   Call: (203) [system] _1874556=[o, o, f]
   Exit: (203) [system] [o, o, f]=[o, o, f]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f])
   Call: (202) [system] _1860620=[r, o, o, f]
   Exit: (202) [system] [r, o, o, f]=[r, o, o, f]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f])
   Call: (201) [system] _1846684=[p, r, o, o, f]
   Exit: (201) [system] [p, r, o, o, f]=[p, r, o, o, f]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f])
^  Call: (200) [user] classify_and_convert_charseq($, [p, r, o, o, f], _1813030)
   Call: (201) [system] atom_chars(_1942424, ['_', p, r, o, o, f])
   Exit: (201) [system] atom_chars('_proof', ['_', p, r, o, o, f])
^  Exit: (200) [user] classify_and_convert_charseq($, [p, r, o, o, f], _proof)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _proof)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _proof)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1947088)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1948946)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1963100)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55798e5fad60), _1966890)
   Exit: (199) [system] get_char((0x55798e5fad60), ')')
   Call: (199) [system] _1947088=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [])
   Call: (198) [system] _1780082=[_proof]
   Exit: (198) [system] [_proof]=[_proof]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_proof])
   Call: (197) [system] _1589860=[_ructor, _proof]
   Exit: (197) [system] [_ructor, _proof]=[_ructor, _proof]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [_ructor, _proof])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [_ructor, _proof])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1977978)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1979836)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1987574)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1990278)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _2005356)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _2010926)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _2012784)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _2026938)
   Exit: (197) [system] get_char((0x55798e5fad60), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _2010926)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _2044580)
   Call: (199) [system] peek_char((0x55798e5fad60), _2045514)
   Exit: (199) [system] peek_char((0x55798e5fad60), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_2050234, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_2051166, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55798e5fad60), c)
   Exit: (199) [system] get_char((0x55798e5fad60), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _2058516)
   Call: (200) [system] peek_char((0x55798e5fad60), _2059450)
   Exit: (200) [system] peek_char((0x55798e5fad60), o)
^  Call: (200) [user] is_delimiter(o)
   Call: (201) [system] char_type(o, space)
   Fail: (201) [system] char_type(o, space)
   Call: (201) [system] arg(_2064170, v('(', ')', end_of_file), o)
   Fail: (201) [system] arg(_2065102, v('(', ')', end_of_file), o)
^  Fail: (200) [user] is_delimiter(o)
   Call: (200) [system] ')'==o
   Fail: (200) [system] ')'==o
   Call: (200) [system] get_char((0x55798e5fad60), o)
   Exit: (200) [system] get_char((0x55798e5fad60), o)
   Call: (200) [system] o=(\)
   Fail: (200) [system] o=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _2072452)
   Call: (201) [system] peek_char((0x55798e5fad60), _2073386)
   Exit: (201) [system] peek_char((0x55798e5fad60), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_2078106, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_2079038, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55798e5fad60), n)
   Exit: (201) [system] get_char((0x55798e5fad60), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _2086388)
   Call: (202) [system] peek_char((0x55798e5fad60), _2087322)
   Exit: (202) [system] peek_char((0x55798e5fad60), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_2092042, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_2092974, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55798e5fad60), c)
   Exit: (202) [system] get_char((0x55798e5fad60), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _7114)
   Call: (203) [system] peek_char((0x55798e5fad60), _8048)
   Exit: (203) [system] peek_char((0x55798e5fad60), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_12768, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_13700, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55798e5fad60), l)
   Exit: (203) [system] get_char((0x55798e5fad60), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _21050)
   Call: (204) [system] peek_char((0x55798e5fad60), _21984)
   Exit: (204) [system] peek_char((0x55798e5fad60), u)
^  Call: (204) [user] is_delimiter(u)
   Call: (205) [system] char_type(u, space)
   Fail: (205) [system] char_type(u, space)
   Call: (205) [system] arg(_26704, v('(', ')', end_of_file), u)
   Fail: (205) [system] arg(_27636, v('(', ')', end_of_file), u)
^  Fail: (204) [user] is_delimiter(u)
   Call: (204) [system] ')'==u
   Fail: (204) [system] ')'==u
   Call: (204) [system] get_char((0x55798e5fad60), u)
   Exit: (204) [system] get_char((0x55798e5fad60), u)
   Call: (204) [system] u=(\)
   Fail: (204) [system] u=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _34986)
   Call: (205) [system] peek_char((0x55798e5fad60), _35920)
   Exit: (205) [system] peek_char((0x55798e5fad60), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_40640, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_41572, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55798e5fad60), s)
   Exit: (205) [system] get_char((0x55798e5fad60), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _48922)
   Call: (206) [system] peek_char((0x55798e5fad60), _49856)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_54576, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_55508, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _62858)
   Call: (207) [system] peek_char((0x55798e5fad60), _63792)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_68512, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_69444, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _76794)
   Call: (208) [system] peek_char((0x55798e5fad60), _77728)
   Exit: (208) [system] peek_char((0x55798e5fad60), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_82448, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_83380, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55798e5fad60), n)
   Exit: (208) [system] get_char((0x55798e5fad60), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _90730)
   Call: (209) [system] peek_char((0x55798e5fad60), _91664)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_96384, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _90730=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _76794=[n]
   Exit: (208) [system] [n]=[n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (207) [system] _62858=[o, n]
   Exit: (207) [system] [o, n]=[o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (206) [system] _48922=[i, o, n]
   Exit: (206) [system] [i, o, n]=[i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (205) [system] _34986=[s, i, o, n]
   Exit: (205) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, o, n])
   Call: (204) [system] _21050=[u, s, i, o, n]
   Exit: (204) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, s, i, o, n])
   Call: (203) [system] _7114=[l, u, s, i, o, n]
   Exit: (203) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, u, s, i, o, n])
   Call: (202) [system] _3578=[c, l, u, s, i, o, n]
   Exit: (202) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, l, u, s, i, o, n])
   Call: (201) [system] _3574=[n, c, l, u, s, i, o, n]
   Exit: (201) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, l, u, s, i, o, n])
   Call: (200) [system] _3570=[o, n, c, l, u, s, i, o, n]
   Exit: (200) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, c, l, u, s, i, o, n])
   Call: (199) [system] _3566=[c, o, n, c, l, u, s, i, o, n]
   Exit: (199) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, o, n, c, l, u, s, i, o, n])
^  Call: (198) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _3562)
   Call: (199) [system] atom_chars(_130760, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (199) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (198) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _conclusion)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), _conclusion)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _135424)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _137282)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _151436)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55798e5fad60), _155226)
   Exit: (197) [system] get_char((0x55798e5fad60), ')')
   Call: (197) [system] _135424=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [])
   Call: (196) [system] _3558=[_conclusion]
   Exit: (196) [system] [_conclusion]=[_conclusion]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [_conclusion])
   Call: (195) [system] _3532=[[_ructor, _proof], _conclusion]
   Exit: (195) [system] [[_ructor, _proof], _conclusion]=[[_ructor, _proof], _conclusion]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[_ructor, _proof], _conclusion])
   Call: (194) [system] _3524=[:, [_ructor, _proof], _conclusion]
   Exit: (194) [system] [:, [_ructor, _proof], _conclusion]=[:, [_ructor, _proof], _conclusion]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [:, [_ructor, _proof], _conclusion])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [:, [_ructor, _proof], _conclusion])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _169108)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _170966)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _178704)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _181408)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _196486)
   Exit: (193) [system] peek_char((0x55798e5fad60), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _202056)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _203914)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _218068)
   Exit: (194) [system] get_char((0x55798e5fad60), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _202056)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _235710)
   Call: (196) [system] peek_char((0x55798e5fad60), _236644)
   Exit: (196) [system] peek_char((0x55798e5fad60), q)
^  Call: (196) [user] is_delimiter(q)
   Call: (197) [system] char_type(q, space)
   Fail: (197) [system] char_type(q, space)
   Call: (197) [system] arg(_241364, v('(', ')', end_of_file), q)
   Fail: (197) [system] arg(_242296, v('(', ')', end_of_file), q)
^  Fail: (196) [user] is_delimiter(q)
   Call: (196) [system] ')'==q
   Fail: (196) [system] ')'==q
   Call: (196) [system] get_char((0x55798e5fad60), q)
   Exit: (196) [system] get_char((0x55798e5fad60), q)
   Call: (196) [system] q=(\)
   Fail: (196) [system] q=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _249646)
   Call: (197) [system] peek_char((0x55798e5fad60), _250580)
   Exit: (197) [system] peek_char((0x55798e5fad60), u)
^  Call: (197) [user] is_delimiter(u)
   Call: (198) [system] char_type(u, space)
   Fail: (198) [system] char_type(u, space)
   Call: (198) [system] arg(_255300, v('(', ')', end_of_file), u)
   Fail: (198) [system] arg(_256232, v('(', ')', end_of_file), u)
^  Fail: (197) [user] is_delimiter(u)
   Call: (197) [system] ')'==u
   Fail: (197) [system] ')'==u
   Call: (197) [system] get_char((0x55798e5fad60), u)
   Exit: (197) [system] get_char((0x55798e5fad60), u)
   Call: (197) [system] u=(\)
   Fail: (197) [system] u=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _263582)
   Call: (198) [system] peek_char((0x55798e5fad60), _264516)
   Exit: (198) [system] peek_char((0x55798e5fad60), e)
^  Call: (198) [user] is_delimiter(e)
   Call: (199) [system] char_type(e, space)
   Fail: (199) [system] char_type(e, space)
   Call: (199) [system] arg(_269236, v('(', ')', end_of_file), e)
   Fail: (199) [system] arg(_270168, v('(', ')', end_of_file), e)
^  Fail: (198) [user] is_delimiter(e)
   Call: (198) [system] ')'==e
   Fail: (198) [system] ')'==e
   Call: (198) [system] get_char((0x55798e5fad60), e)
   Exit: (198) [system] get_char((0x55798e5fad60), e)
   Call: (198) [system] e=(\)
   Fail: (198) [system] e=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _277518)
   Call: (199) [system] peek_char((0x55798e5fad60), _278452)
   Exit: (199) [system] peek_char((0x55798e5fad60), r)
^  Call: (199) [user] is_delimiter(r)
   Call: (200) [system] char_type(r, space)
   Fail: (200) [system] char_type(r, space)
   Call: (200) [system] arg(_283172, v('(', ')', end_of_file), r)
   Fail: (200) [system] arg(_284104, v('(', ')', end_of_file), r)
^  Fail: (199) [user] is_delimiter(r)
   Call: (199) [system] ')'==r
   Fail: (199) [system] ')'==r
   Call: (199) [system] get_char((0x55798e5fad60), r)
   Exit: (199) [system] get_char((0x55798e5fad60), r)
   Call: (199) [system] r=(\)
   Fail: (199) [system] r=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _291454)
   Call: (200) [system] peek_char((0x55798e5fad60), _292388)
   Exit: (200) [system] peek_char((0x55798e5fad60), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_297108, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_298040, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55798e5fad60), y)
   Exit: (200) [system] get_char((0x55798e5fad60), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _305390)
   Call: (201) [system] peek_char((0x55798e5fad60), _306324)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_311044, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _305390=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _291454=[y]
   Exit: (200) [system] [y]=[y]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (199) [system] _277518=[r, y]
   Exit: (199) [system] [r, y]=[r, y]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (198) [system] _263582=[e, r, y]
   Exit: (198) [system] [e, r, y]=[e, r, y]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (197) [system] _249646=[u, e, r, y]
   Exit: (197) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (196) [system] _235710=[q, u, e, r, y]
   Exit: (196) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (195) [user] classify_and_convert_charseq($, [q, u, e, r, y], _202056)
   Call: (196) [system] atom_chars(_331450, ['_', q, u, e, r, y])
   Exit: (196) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (195) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _336114)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _337972)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _352126)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55798e5fad60), _355916)
   Exit: (194) [system] get_char((0x55798e5fad60), ')')
   Call: (194) [system] _336114=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [])
   Call: (193) [system] _169108=[_query]
   Exit: (193) [system] [_query]=[_query]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [_query])
   Call: (192) [system] _3518=[[:, [_ructor, _proof], _conclusion], _query]
   Exit: (192) [system] [[:, [_ructor, _proof], _conclusion], _query]=[[:, [_ructor, _proof], _conclusion], _query]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [[:, [_ructor, _proof], _conclusion], _query])
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), [[:, [_ructor, _proof], _conclusion], _query])
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _367004)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _368862)
   Exit: (192) [system] peek_char((0x55798e5fad60), '\n')
   Call: (192) [system] '\n'=(;)
   Fail: (192) [system] '\n'=(;)
^  Call: (192) [user] is_like_space('\n')
   Call: (193) [system] char_type('\n', 'white')
   Fail: (193) [system] char_type('\n', 'white')
   Call: (193) [system] char_type('\n', end_of_line)
   Exit: (193) [system] char_type('\n', end_of_line)
^  Exit: (192) [user] is_like_space('\n')
   Call: (192) [system] get_char((0x55798e5fad60), _378456)
   Exit: (192) [system] get_char((0x55798e5fad60), '\n')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _381160)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _388898)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _391602)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _399340)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _402044)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _409782)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _412486)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _420224)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _422928)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _430666)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _433370)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _441108)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _443812)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _451550)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _454254)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _461992)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _464696)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _472434)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _475138)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _482876)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _485580)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _509898)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _515468)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _517326)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _531480)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _515468)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _537050)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _551204)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _556774)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _558632)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _572786)
   Exit: (194) [system] get_char((0x55798e5fad60), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _556774)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _578356)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _592510)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=')'
   Fail: (195) [system] (:)=')'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _598080)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _599938)
   Exit: (197) [system] peek_char((0x55798e5fad60), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _614092)
   Exit: (196) [system] get_char((0x55798e5fad60), :)
   Call: (196) [system] (:)='('
   Fail: (196) [system] (:)='('
   Call: (196) [system] (:)='['
   Fail: (196) [system] (:)='['
   Call: (196) [system] (:)='{'
   Fail: (196) [system] (:)='{'
   Call: (196) [system] (:)='"'
   Fail: (196) [system] (:)='"'
   Call: (196) [system] (:)=!
   Fail: (196) [system] (:)=!
   Call: (196) [system] (:)='\''
   Fail: (196) [system] (:)='\''
   Call: (196) [system] (:)='`'
   Fail: (196) [system] (:)='`'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), :, _598080)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _631734)
   Call: (198) [system] peek_char((0x55798e5fad60), _632668)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _631734=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (197) [user] classify_and_convert_charseq(:, [], _598080)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_641978, _641980), once(user:catch(read_from_chars([:], _598080), _641954, fail)), '$restore_trace'(_641978, _641980))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_641978, _641980))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _641954, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(:)
   Exit: (198) [system] atomic(:)
^  Exit: (197) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _649478)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _651336)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _659074)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _661778)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _676856)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _682426)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _684284)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _698438)
   Exit: (197) [system] get_char((0x55798e5fad60), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _682426)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _716080)
   Call: (199) [system] peek_char((0x55798e5fad60), _717014)
   Exit: (199) [system] peek_char((0x55798e5fad60), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_721734, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_722666, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55798e5fad60), p)
   Exit: (199) [system] get_char((0x55798e5fad60), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _730016)
   Call: (200) [system] peek_char((0x55798e5fad60), _730950)
   Exit: (200) [system] peek_char((0x55798e5fad60), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_735670, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_736602, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55798e5fad60), r)
   Exit: (200) [system] get_char((0x55798e5fad60), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _743952)
   Call: (201) [system] peek_char((0x55798e5fad60), _744886)
   Exit: (201) [system] peek_char((0x55798e5fad60), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_749606, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_750538, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55798e5fad60), o)
   Exit: (201) [system] get_char((0x55798e5fad60), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _757888)
   Call: (202) [system] peek_char((0x55798e5fad60), _758822)
   Exit: (202) [system] peek_char((0x55798e5fad60), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_763542, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_764474, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55798e5fad60), o)
   Exit: (202) [system] get_char((0x55798e5fad60), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _771824)
   Call: (203) [system] peek_char((0x55798e5fad60), _772758)
   Exit: (203) [system] peek_char((0x55798e5fad60), f)
^  Call: (203) [user] is_delimiter(f)
   Call: (204) [system] char_type(f, space)
   Fail: (204) [system] char_type(f, space)
   Call: (204) [system] arg(_777478, v('(', ')', end_of_file), f)
   Fail: (204) [system] arg(_778410, v('(', ')', end_of_file), f)
^  Fail: (203) [user] is_delimiter(f)
   Call: (203) [system] ')'==f
   Fail: (203) [system] ')'==f
   Call: (203) [system] get_char((0x55798e5fad60), f)
   Exit: (203) [system] get_char((0x55798e5fad60), f)
   Call: (203) [system] f=(\)
   Fail: (203) [system] f=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _785760)
   Call: (204) [system] peek_char((0x55798e5fad60), _786694)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _785760=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (203) [system] _771824=[f]
   Exit: (203) [system] [f]=[f]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [f])
   Call: (202) [system] _757888=[o, f]
   Exit: (202) [system] [o, f]=[o, f]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f])
   Call: (201) [system] _743952=[o, o, f]
   Exit: (201) [system] [o, o, f]=[o, o, f]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f])
   Call: (200) [system] _730016=[r, o, o, f]
   Exit: (200) [system] [r, o, o, f]=[r, o, o, f]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f])
   Call: (199) [system] _716080=[p, r, o, o, f]
   Exit: (199) [system] [p, r, o, o, f]=[p, r, o, o, f]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f])
^  Call: (198) [user] classify_and_convert_charseq($, [p, r, o, o, f], _682426)
   Call: (199) [system] atom_chars(_809948, ['_', p, r, o, o, f])
   Exit: (199) [system] atom_chars('_proof', ['_', p, r, o, o, f])
^  Exit: (198) [user] classify_and_convert_charseq($, [p, r, o, o, f], _proof)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _proof)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), _proof)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _814612)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _816470)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _824208)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _826912)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _841990)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _847560)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _849418)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _863572)
   Exit: (198) [system] get_char((0x55798e5fad60), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _847560)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _881214)
   Call: (200) [system] peek_char((0x55798e5fad60), _882148)
   Exit: (200) [system] peek_char((0x55798e5fad60), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_886868, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_887800, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55798e5fad60), p)
   Exit: (200) [system] get_char((0x55798e5fad60), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _895150)
   Call: (201) [system] peek_char((0x55798e5fad60), _896084)
   Exit: (201) [system] peek_char((0x55798e5fad60), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_900804, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_901736, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55798e5fad60), r)
   Exit: (201) [system] get_char((0x55798e5fad60), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _909086)
   Call: (202) [system] peek_char((0x55798e5fad60), _910020)
   Exit: (202) [system] peek_char((0x55798e5fad60), e)
^  Call: (202) [user] is_delimiter(e)
   Call: (203) [system] char_type(e, space)
   Fail: (203) [system] char_type(e, space)
   Call: (203) [system] arg(_914740, v('(', ')', end_of_file), e)
   Fail: (203) [system] arg(_915672, v('(', ')', end_of_file), e)
^  Fail: (202) [user] is_delimiter(e)
   Call: (202) [system] ')'==e
   Fail: (202) [system] ')'==e
   Call: (202) [system] get_char((0x55798e5fad60), e)
   Exit: (202) [system] get_char((0x55798e5fad60), e)
   Call: (202) [system] e=(\)
   Fail: (202) [system] e=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _923022)
   Call: (203) [system] peek_char((0x55798e5fad60), _923956)
   Exit: (203) [system] peek_char((0x55798e5fad60), m)
^  Call: (203) [user] is_delimiter(m)
   Call: (204) [system] char_type(m, space)
   Fail: (204) [system] char_type(m, space)
   Call: (204) [system] arg(_928676, v('(', ')', end_of_file), m)
   Fail: (204) [system] arg(_929608, v('(', ')', end_of_file), m)
^  Fail: (203) [user] is_delimiter(m)
   Call: (203) [system] ')'==m
   Fail: (203) [system] ')'==m
   Call: (203) [system] get_char((0x55798e5fad60), m)
   Exit: (203) [system] get_char((0x55798e5fad60), m)
   Call: (203) [system] m=(\)
   Fail: (203) [system] m=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _936958)
   Call: (204) [system] peek_char((0x55798e5fad60), _937892)
   Exit: (204) [system] peek_char((0x55798e5fad60), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_942612, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_943544, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55798e5fad60), i)
   Exit: (204) [system] get_char((0x55798e5fad60), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _950894)
   Call: (205) [system] peek_char((0x55798e5fad60), _951828)
   Exit: (205) [system] peek_char((0x55798e5fad60), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_956548, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_957480, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55798e5fad60), s)
   Exit: (205) [system] get_char((0x55798e5fad60), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _964830)
   Call: (206) [system] peek_char((0x55798e5fad60), _965764)
   Exit: (206) [system] peek_char((0x55798e5fad60), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_970484, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_971416, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55798e5fad60), e)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _978766)
   Call: (207) [system] peek_char((0x55798e5fad60), _979700)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
^  Call: (207) [user] is_delimiter(')')
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] arg(_984420, v('(', ')', end_of_file), ')')
   Exit: (208) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (207) [user] is_delimiter(')')
   Call: (207) [system] _978766=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (206) [system] _964830=[e]
   Exit: (206) [system] [e]=[e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (205) [system] _950894=[s, e]
   Exit: (205) [system] [s, e]=[s, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e])
   Call: (204) [system] _936958=[i, s, e]
   Exit: (204) [system] [i, s, e]=[i, s, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e])
   Call: (203) [system] _923022=[m, i, s, e]
   Exit: (203) [system] [m, i, s, e]=[m, i, s, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e])
   Call: (202) [system] _909086=[e, m, i, s, e]
   Exit: (202) [system] [e, m, i, s, e]=[e, m, i, s, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e])
   Call: (201) [system] _895150=[r, e, m, i, s, e]
   Exit: (201) [system] [r, e, m, i, s, e]=[r, e, m, i, s, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e])
   Call: (200) [system] _881214=[p, r, e, m, i, s, e]
   Exit: (200) [system] [p, r, e, m, i, s, e]=[p, r, e, m, i, s, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e])
^  Call: (199) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e], _847560)
   Call: (200) [system] atom_chars(_1010414, ['_', p, r, e, m, i, s, e])
   Exit: (200) [system] atom_chars('_premise', ['_', p, r, e, m, i, s, e])
^  Exit: (199) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e], _premise)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _premise)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), _premise)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1015078)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1016936)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1031090)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55798e5fad60), _1034880)
   Exit: (198) [system] get_char((0x55798e5fad60), ')')
   Call: (198) [system] _1015078=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [])
   Call: (197) [system] _814612=[_premise]
   Exit: (197) [system] [_premise]=[_premise]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [_premise])
   Call: (196) [system] _649478=[_proof, _premise]
   Exit: (196) [system] [_proof, _premise]=[_proof, _premise]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [_proof, _premise])
   Call: (195) [system] _556774=[:, _proof, _premise]
   Exit: (195) [system] [:, _proof, _premise]=[:, _proof, _premise]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [:, _proof, _premise])
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof, _premise])
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1048762)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1050620)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1058358)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1061062)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1076140)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1081710)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1083568)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1097722)
   Exit: (195) [system] get_char((0x55798e5fad60), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1081710)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1103292)
   Exit: (197) [system] peek_char((0x55798e5fad60), s)
   Call: (197) [system] s=(;)
   Fail: (197) [system] s=(;)
^  Call: (197) [user] is_like_space(s)
   Call: (198) [system] char_type(s, 'white')
   Fail: (198) [system] char_type(s, 'white')
   Call: (198) [system] char_type(s, end_of_line)
   Fail: (198) [system] char_type(s, end_of_line)
   Call: (198) [system] char_type(s, space)
   Fail: (198) [system] char_type(s, space)
   Call: (198) [system] char_type(s, cntrl)
   Fail: (198) [system] char_type(s, cntrl)
^  Fail: (197) [user] is_like_space(s)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1117446)
   Exit: (196) [system] peek_char((0x55798e5fad60), s)
   Call: (196) [system] s=')'
   Fail: (196) [system] s=')'
   Call: (196) [system] s=end_of_file
   Fail: (196) [system] s=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1123016)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1124874)
   Exit: (198) [system] peek_char((0x55798e5fad60), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1139028)
   Exit: (197) [system] get_char((0x55798e5fad60), s)
   Call: (197) [system] s='('
   Fail: (197) [system] s='('
   Call: (197) [system] s='['
   Fail: (197) [system] s='['
   Call: (197) [system] s='{'
   Fail: (197) [system] s='{'
   Call: (197) [system] s='"'
   Fail: (197) [system] s='"'
   Call: (197) [system] s=!
   Fail: (197) [system] s=!
   Call: (197) [system] s='\''
   Fail: (197) [system] s='\''
   Call: (197) [system] s='`'
   Fail: (197) [system] s='`'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), s, _1123016)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1156670)
   Call: (199) [system] peek_char((0x55798e5fad60), _1157604)
   Exit: (199) [system] peek_char((0x55798e5fad60), y)
^  Call: (199) [user] is_delimiter(y)
   Call: (200) [system] char_type(y, space)
   Fail: (200) [system] char_type(y, space)
   Call: (200) [system] arg(_1162324, v('(', ')', end_of_file), y)
   Fail: (200) [system] arg(_1163256, v('(', ')', end_of_file), y)
^  Fail: (199) [user] is_delimiter(y)
   Call: (199) [system] ')'==y
   Fail: (199) [system] ')'==y
   Call: (199) [system] get_char((0x55798e5fad60), y)
   Exit: (199) [system] get_char((0x55798e5fad60), y)
   Call: (199) [system] y=(\)
   Fail: (199) [system] y=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1170606)
   Call: (200) [system] peek_char((0x55798e5fad60), _1171540)
   Exit: (200) [system] peek_char((0x55798e5fad60), n)
^  Call: (200) [user] is_delimiter(n)
   Call: (201) [system] char_type(n, space)
   Fail: (201) [system] char_type(n, space)
   Call: (201) [system] arg(_1176260, v('(', ')', end_of_file), n)
   Fail: (201) [system] arg(_1177192, v('(', ')', end_of_file), n)
^  Fail: (200) [user] is_delimiter(n)
   Call: (200) [system] ')'==n
   Fail: (200) [system] ')'==n
   Call: (200) [system] get_char((0x55798e5fad60), n)
   Exit: (200) [system] get_char((0x55798e5fad60), n)
   Call: (200) [system] n=(\)
   Fail: (200) [system] n=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1184542)
   Call: (201) [system] peek_char((0x55798e5fad60), _1185476)
   Exit: (201) [system] peek_char((0x55798e5fad60), t)
^  Call: (201) [user] is_delimiter(t)
   Call: (202) [system] char_type(t, space)
   Fail: (202) [system] char_type(t, space)
   Call: (202) [system] arg(_1190196, v('(', ')', end_of_file), t)
   Fail: (202) [system] arg(_1191128, v('(', ')', end_of_file), t)
^  Fail: (201) [user] is_delimiter(t)
   Call: (201) [system] ')'==t
   Fail: (201) [system] ')'==t
   Call: (201) [system] get_char((0x55798e5fad60), t)
   Exit: (201) [system] get_char((0x55798e5fad60), t)
   Call: (201) [system] t=(\)
   Fail: (201) [system] t=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1198478)
   Call: (202) [system] peek_char((0x55798e5fad60), _1199412)
   Exit: (202) [system] peek_char((0x55798e5fad60), h)
^  Call: (202) [user] is_delimiter(h)
   Call: (203) [system] char_type(h, space)
   Fail: (203) [system] char_type(h, space)
   Call: (203) [system] arg(_1204132, v('(', ')', end_of_file), h)
   Fail: (203) [system] arg(_1205064, v('(', ')', end_of_file), h)
^  Fail: (202) [user] is_delimiter(h)
   Call: (202) [system] ')'==h
   Fail: (202) [system] ')'==h
   Call: (202) [system] get_char((0x55798e5fad60), h)
   Exit: (202) [system] get_char((0x55798e5fad60), h)
   Call: (202) [system] h=(\)
   Fail: (202) [system] h=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1212414)
   Call: (203) [system] peek_char((0x55798e5fad60), _1213348)
   Exit: (203) [system] peek_char((0x55798e5fad60), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_1218068, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_1219000, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55798e5fad60), e)
   Exit: (203) [system] get_char((0x55798e5fad60), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1226350)
   Call: (204) [system] peek_char((0x55798e5fad60), _1227284)
   Exit: (204) [system] peek_char((0x55798e5fad60), s)
^  Call: (204) [user] is_delimiter(s)
   Call: (205) [system] char_type(s, space)
   Fail: (205) [system] char_type(s, space)
   Call: (205) [system] arg(_1232004, v('(', ')', end_of_file), s)
   Fail: (205) [system] arg(_1232936, v('(', ')', end_of_file), s)
^  Fail: (204) [user] is_delimiter(s)
   Call: (204) [system] ')'==s
   Fail: (204) [system] ')'==s
   Call: (204) [system] get_char((0x55798e5fad60), s)
   Exit: (204) [system] get_char((0x55798e5fad60), s)
   Call: (204) [system] s=(\)
   Fail: (204) [system] s=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1240286)
   Call: (205) [system] peek_char((0x55798e5fad60), _1241220)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_1245940, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_1246872, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1254222)
   Call: (206) [system] peek_char((0x55798e5fad60), _1255156)
   Exit: (206) [system] peek_char((0x55798e5fad60), z)
^  Call: (206) [user] is_delimiter(z)
   Call: (207) [system] char_type(z, space)
   Fail: (207) [system] char_type(z, space)
   Call: (207) [system] arg(_1259876, v('(', ')', end_of_file), z)
   Fail: (207) [system] arg(_1260808, v('(', ')', end_of_file), z)
^  Fail: (206) [user] is_delimiter(z)
   Call: (206) [system] ')'==z
   Fail: (206) [system] ')'==z
   Call: (206) [system] get_char((0x55798e5fad60), z)
   Exit: (206) [system] get_char((0x55798e5fad60), z)
   Call: (206) [system] z=(\)
   Fail: (206) [system] z=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1268158)
   Call: (207) [system] peek_char((0x55798e5fad60), _1269092)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_1273812, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_1274744, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1282094)
   Call: (208) [system] peek_char((0x55798e5fad60), _1283028)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1282094=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _1268158=[e]
   Exit: (207) [system] [e]=[e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (206) [system] _1254222=[z, e]
   Exit: (206) [system] [z, e]=[z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (205) [system] _1240286=[i, z, e]
   Exit: (205) [system] [i, z, e]=[i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (204) [system] _1226350=[s, i, z, e]
   Exit: (204) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (203) [system] _1212414=[e, s, i, z, e]
   Exit: (203) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (202) [system] _1198478=[h, e, s, i, z, e]
   Exit: (202) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (201) [system] _1184542=[t, h, e, s, i, z, e]
   Exit: (201) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (200) [system] _1170606=[n, t, h, e, s, i, z, e]
   Exit: (200) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (199) [system] _1156670=[y, n, t, h, e, s, i, z, e]
   Exit: (199) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (198) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _1123016)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1317484, _1317486), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1123016), _1317460, fail)), '$restore_trace'(_1317484, _1317486))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1317484, _1317486))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1317460, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(synthesize)
   Exit: (199) [system] atomic(synthesize)
^  Exit: (198) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1324984)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1326842)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1334580)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1337284)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1352362)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1357932)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1359790)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1373944)
   Exit: (198) [system] get_char((0x55798e5fad60), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1357932)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1379514)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1393668)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=')'
   Fail: (199) [system] (:)=')'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1399238)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1401096)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1415250)
   Exit: (200) [system] get_char((0x55798e5fad60), :)
   Call: (200) [system] (:)='('
   Fail: (200) [system] (:)='('
   Call: (200) [system] (:)='['
   Fail: (200) [system] (:)='['
   Call: (200) [system] (:)='{'
   Fail: (200) [system] (:)='{'
   Call: (200) [system] (:)='"'
   Fail: (200) [system] (:)='"'
   Call: (200) [system] (:)=!
   Fail: (200) [system] (:)=!
   Call: (200) [system] (:)='\''
   Fail: (200) [system] (:)='\''
   Call: (200) [system] (:)='`'
   Fail: (200) [system] (:)='`'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), :, _1399238)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1432892)
   Call: (202) [system] peek_char((0x55798e5fad60), _1433826)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _1432892=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (201) [user] classify_and_convert_charseq(:, [], _1399238)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_1443136, _1443138), once(user:catch(read_from_chars([:], _1399238), _1443112, fail)), '$restore_trace'(_1443136, _1443138))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_1443136, _1443138))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1443112, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(:)
   Exit: (202) [system] atomic(:)
^  Exit: (201) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1450636)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1452494)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1460232)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1462936)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1478014)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1483584)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1485442)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1499596)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _1483584)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1517238)
   Call: (203) [system] peek_char((0x55798e5fad60), _1518172)
   Exit: (203) [system] peek_char((0x55798e5fad60), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_1522892, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_1523824, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55798e5fad60), p)
   Exit: (203) [system] get_char((0x55798e5fad60), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1531174)
   Call: (204) [system] peek_char((0x55798e5fad60), _1532108)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1536828, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1537760, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1545110)
   Call: (205) [system] peek_char((0x55798e5fad60), _1546044)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1550764, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1551696, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1559046)
   Call: (206) [system] peek_char((0x55798e5fad60), _1559980)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1564700, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1565632, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1572982)
   Call: (207) [system] peek_char((0x55798e5fad60), _1573916)
   Exit: (207) [system] peek_char((0x55798e5fad60), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_1578636, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_1579568, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55798e5fad60), f)
   Exit: (207) [system] get_char((0x55798e5fad60), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1586918)
   Call: (208) [system] peek_char((0x55798e5fad60), _1587852)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1586918=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _1572982=[f]
   Exit: (207) [system] [f]=[f]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [f])
   Call: (206) [system] _1559046=[o, f]
   Exit: (206) [system] [o, f]=[o, f]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f])
   Call: (205) [system] _1545110=[o, o, f]
   Exit: (205) [system] [o, o, f]=[o, o, f]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f])
   Call: (204) [system] _1531174=[r, o, o, f]
   Exit: (204) [system] [r, o, o, f]=[r, o, o, f]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f])
   Call: (203) [system] _1517238=[p, r, o, o, f]
   Exit: (203) [system] [p, r, o, o, f]=[p, r, o, o, f]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f])
^  Call: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f], _1483584)
   Call: (203) [system] atom_chars(_1611106, ['_', p, r, o, o, f])
   Exit: (203) [system] atom_chars('_proof', ['_', p, r, o, o, f])
^  Exit: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f], _proof)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _proof)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _proof)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1615770)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1617628)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1625366)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1628070)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1643148)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1648718)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1650576)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1664730)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _1648718)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1682372)
   Call: (204) [system] peek_char((0x55798e5fad60), _1683306)
   Exit: (204) [system] peek_char((0x55798e5fad60), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_1688026, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_1688958, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55798e5fad60), p)
   Exit: (204) [system] get_char((0x55798e5fad60), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1696308)
   Call: (205) [system] peek_char((0x55798e5fad60), _1697242)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1701962, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1702894, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1710244)
   Call: (206) [system] peek_char((0x55798e5fad60), _1711178)
   Exit: (206) [system] peek_char((0x55798e5fad60), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_1715898, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_1716830, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55798e5fad60), e)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1724180)
   Call: (207) [system] peek_char((0x55798e5fad60), _1725114)
   Exit: (207) [system] peek_char((0x55798e5fad60), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_1729834, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_1730766, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55798e5fad60), m)
   Exit: (207) [system] get_char((0x55798e5fad60), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1738116)
   Call: (208) [system] peek_char((0x55798e5fad60), _1739050)
   Exit: (208) [system] peek_char((0x55798e5fad60), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1743770, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1744702, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55798e5fad60), i)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1752052)
   Call: (209) [system] peek_char((0x55798e5fad60), _1752986)
   Exit: (209) [system] peek_char((0x55798e5fad60), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_1757706, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_1758638, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55798e5fad60), s)
   Exit: (209) [system] get_char((0x55798e5fad60), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1765988)
   Call: (210) [system] peek_char((0x55798e5fad60), _1766922)
   Exit: (210) [system] peek_char((0x55798e5fad60), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_1771642, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_1772574, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55798e5fad60), e)
   Exit: (210) [system] get_char((0x55798e5fad60), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1779924)
   Call: (211) [system] peek_char((0x55798e5fad60), _1780858)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_1785578, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _1779924=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _1765988=[e]
   Exit: (210) [system] [e]=[e]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (209) [system] _1752052=[s, e]
   Exit: (209) [system] [s, e]=[s, e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e])
   Call: (208) [system] _1738116=[i, s, e]
   Exit: (208) [system] [i, s, e]=[i, s, e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e])
   Call: (207) [system] _1724180=[m, i, s, e]
   Exit: (207) [system] [m, i, s, e]=[m, i, s, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e])
   Call: (206) [system] _1710244=[e, m, i, s, e]
   Exit: (206) [system] [e, m, i, s, e]=[e, m, i, s, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e])
   Call: (205) [system] _1696308=[r, e, m, i, s, e]
   Exit: (205) [system] [r, e, m, i, s, e]=[r, e, m, i, s, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e])
   Call: (204) [system] _1682372=[p, r, e, m, i, s, e]
   Exit: (204) [system] [p, r, e, m, i, s, e]=[p, r, e, m, i, s, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e])
^  Call: (203) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e], _1648718)
   Call: (204) [system] atom_chars(_1811572, ['_', p, r, e, m, i, s, e])
   Exit: (204) [system] atom_chars('_premise', ['_', p, r, e, m, i, s, e])
^  Exit: (203) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e], _premise)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _premise)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _premise)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1816236)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1818094)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1832248)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55798e5fad60), _1836038)
   Exit: (202) [system] get_char((0x55798e5fad60), ')')
   Call: (202) [system] _1816236=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [])
   Call: (201) [system] _1615770=[_premise]
   Exit: (201) [system] [_premise]=[_premise]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_premise])
   Call: (200) [system] _1450636=[_proof, _premise]
   Exit: (200) [system] [_proof, _premise]=[_proof, _premise]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_proof, _premise])
   Call: (199) [system] _1357932=[:, _proof, _premise]
   Exit: (199) [system] [:, _proof, _premise]=[:, _proof, _premise]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [:, _proof, _premise])
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof, _premise])
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1849920)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1851778)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1859516)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1862220)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1877298)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1882868)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1884726)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1898880)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _1882868)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1916522)
   Call: (201) [system] peek_char((0x55798e5fad60), _1917456)
   Exit: (201) [system] peek_char((0x55798e5fad60), k)
^  Call: (201) [user] is_delimiter(k)
   Call: (202) [system] char_type(k, space)
   Fail: (202) [system] char_type(k, space)
   Call: (202) [system] arg(_1922176, v('(', ')', end_of_file), k)
   Fail: (202) [system] arg(_1923108, v('(', ')', end_of_file), k)
^  Fail: (201) [user] is_delimiter(k)
   Call: (201) [system] ')'==k
   Fail: (201) [system] ')'==k
   Call: (201) [system] get_char((0x55798e5fad60), k)
   Exit: (201) [system] get_char((0x55798e5fad60), k)
   Call: (201) [system] k=(\)
   Fail: (201) [system] k=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1930458)
   Call: (202) [system] peek_char((0x55798e5fad60), _1931392)
   Exit: (202) [system] peek_char((0x55798e5fad60), b)
^  Call: (202) [user] is_delimiter(b)
   Call: (203) [system] char_type(b, space)
   Fail: (203) [system] char_type(b, space)
   Call: (203) [system] arg(_1936112, v('(', ')', end_of_file), b)
   Fail: (203) [system] arg(_1937044, v('(', ')', end_of_file), b)
^  Fail: (202) [user] is_delimiter(b)
   Call: (202) [system] ')'==b
   Fail: (202) [system] ')'==b
   Call: (202) [system] get_char((0x55798e5fad60), b)
   Exit: (202) [system] get_char((0x55798e5fad60), b)
   Call: (202) [system] b=(\)
   Fail: (202) [system] b=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1944394)
   Call: (203) [system] peek_char((0x55798e5fad60), _1945328)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _1944394=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (202) [system] _1930458=[b]
   Exit: (202) [system] [b]=[b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (201) [system] _1916522=[k, b]
   Exit: (201) [system] [k, b]=[k, b]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (200) [user] classify_and_convert_charseq($, [k, b], _1882868)
   Call: (201) [system] atom_chars(_1960200, ['_', k, b])
   Exit: (201) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (200) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1964864)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1966722)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1974460)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1977164)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1992242)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1997812)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1999670)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _2013824)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _1997812)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _2031466)
   Call: (202) [system] peek_char((0x55798e5fad60), _2032400)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_2037120, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_2038052, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _2045402)
   Call: (203) [system] peek_char((0x55798e5fad60), _2046336)
   Exit: (203) [system] peek_char((0x55798e5fad60), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_2051056, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_2051988, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55798e5fad60), b)
   Exit: (203) [system] get_char((0x55798e5fad60), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _2059338)
   Call: (204) [system] peek_char((0x55798e5fad60), _2060272)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _2059338=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (203) [system] _2045402=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (202) [system] _2031466=[r, b]
   Exit: (202) [system] [r, b]=[r, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (201) [user] classify_and_convert_charseq($, [r, b], _1997812)
   Call: (202) [system] atom_chars(_2075144, ['_', r, b])
   Exit: (202) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (201) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _2079808)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _2081666)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _2089404)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _2092108)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _13996)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _19566)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _21424)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _35578)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _19566)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _53220)
   Call: (203) [system] peek_char((0x55798e5fad60), _54154)
   Exit: (203) [system] peek_char((0x55798e5fad60), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_58874, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_59806, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55798e5fad60), k)
   Exit: (203) [system] get_char((0x55798e5fad60), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _67156)
   Call: (204) [system] peek_char((0x55798e5fad60), _68090)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
^  Call: (204) [user] is_delimiter(')')
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] arg(_72810, v('(', ')', end_of_file), ')')
   Exit: (205) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (204) [user] is_delimiter(')')
   Call: (204) [system] _67156=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (203) [system] _53220=[k]
   Exit: (203) [system] [k]=[k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (202) [user] classify_and_convert_charseq($, [k], _19566)
   Call: (203) [system] atom_chars(_82040, ['_', k])
   Exit: (203) [system] atom_chars('_k', ['_', k])
^  Exit: (202) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _86704)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _88562)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _102716)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55798e5fad60), _106506)
   Exit: (201) [system] get_char((0x55798e5fad60), ')')
   Call: (201) [system] _86704=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [])
   Call: (200) [system] _3680=[_k]
   Exit: (200) [system] [_k]=[_k]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (199) [system] _3670=[_rb, _k]
   Exit: (199) [system] [_rb, _k]=[_rb, _k]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_rb, _k])
   Call: (198) [system] _3660=[_kb, _rb, _k]
   Exit: (198) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, _k])
   Call: (197) [system] _3628=[[:, _proof, _premise], _kb, _rb, _k]
   Exit: (197) [system] [[:, _proof, _premise], _kb, _rb, _k]=[[:, _proof, _premise], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [[:, _proof, _premise], _kb, _rb, _k])
   Call: (196) [system] _3620=[synthesize, [:, _proof, _premise], _kb, _rb, _k]
   Exit: (196) [system] [synthesize, [:, _proof, _premise], _kb, _rb, _k]=[synthesize, [:, _proof, _premise], _kb, _rb, _k]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _proof, _premise], _kb, _rb, _k])
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _proof, _premise], _kb, _rb, _k])
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _125976)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _127834)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _141988)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55798e5fad60), _145778)
   Exit: (195) [system] get_char((0x55798e5fad60), ')')
   Call: (195) [system] _125976=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [])
   Call: (194) [system] _3616=[[synthesize, [:, _proof, _premise], _kb, _rb, _k]]
   Exit: (194) [system] [[synthesize, [:, _proof, _premise], _kb, _rb, _k]]=[[synthesize, [:, _proof, _premise], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [[synthesize, [:, _proof, _premise], _kb, _rb, _k]])
   Call: (193) [system] _3582=[[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]
   Exit: (193) [system] [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]=[[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _156866)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _158724)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=(;)
   Fail: (193) [system] ')'=(;)
^  Call: (193) [user] is_like_space(')')
   Call: (194) [system] char_type(')', 'white')
   Fail: (194) [system] char_type(')', 'white')
   Call: (194) [system] char_type(')', end_of_line)
   Fail: (194) [system] char_type(')', end_of_line)
   Call: (194) [system] char_type(')', space)
   Fail: (194) [system] char_type(')', space)
   Call: (194) [system] char_type(')', cntrl)
   Fail: (194) [system] char_type(')', cntrl)
^  Fail: (193) [user] is_like_space(')')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _172878)
   Exit: (192) [system] peek_char((0x55798e5fad60), ')')
   Call: (192) [system] ')'=')'
   Exit: (192) [system] ')'=')'
   Call: (192) [system] get_char((0x55798e5fad60), _176668)
   Exit: (192) [system] get_char((0x55798e5fad60), ')')
   Call: (192) [system] _156866=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [])
   Call: (191) [system] _3578=[[[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]
   Exit: (191) [system] [[[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]=[[[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [[[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]])
   Call: (190) [system] _3514=[[[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]
   Exit: (190) [system] [[[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]=[[[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [[[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]])
   Call: (189) [system] _3436=[[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]
   Exit: (189) [system] [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]=[[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]])
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]])
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _190550)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _192408)
   Exit: (189) [system] peek_char((0x55798e5fad60), '\n')
   Call: (189) [system] '\n'=(;)
   Fail: (189) [system] '\n'=(;)
^  Call: (189) [user] is_like_space('\n')
   Call: (190) [system] char_type('\n', 'white')
   Fail: (190) [system] char_type('\n', 'white')
   Call: (190) [system] char_type('\n', end_of_line)
   Exit: (190) [system] char_type('\n', end_of_line)
^  Exit: (189) [user] is_like_space('\n')
   Call: (189) [system] get_char((0x55798e5fad60), _202002)
   Exit: (189) [system] get_char((0x55798e5fad60), '\n')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _204706)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _212444)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _215148)
   Exit: (191) [system] peek_char((0x55798e5fad60), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55798e5fad60), _222886)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _225590)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _233328)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _236032)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _243770)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _246474)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _254212)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _256916)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _276614)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _282184)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _284042)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _298196)
   Exit: (189) [system] get_char((0x55798e5fad60), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _282184)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _315838)
   Call: (191) [system] peek_char((0x55798e5fad60), _316772)
   Exit: (191) [system] peek_char((0x55798e5fad60), q)
^  Call: (191) [user] is_delimiter(q)
   Call: (192) [system] char_type(q, space)
   Fail: (192) [system] char_type(q, space)
   Call: (192) [system] arg(_321492, v('(', ')', end_of_file), q)
   Fail: (192) [system] arg(_322424, v('(', ')', end_of_file), q)
^  Fail: (191) [user] is_delimiter(q)
   Call: (191) [system] ')'==q
   Fail: (191) [system] ')'==q
   Call: (191) [system] get_char((0x55798e5fad60), q)
   Exit: (191) [system] get_char((0x55798e5fad60), q)
   Call: (191) [system] q=(\)
   Fail: (191) [system] q=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _329774)
   Call: (192) [system] peek_char((0x55798e5fad60), _330708)
   Exit: (192) [system] peek_char((0x55798e5fad60), u)
^  Call: (192) [user] is_delimiter(u)
   Call: (193) [system] char_type(u, space)
   Fail: (193) [system] char_type(u, space)
   Call: (193) [system] arg(_335428, v('(', ')', end_of_file), u)
   Fail: (193) [system] arg(_336360, v('(', ')', end_of_file), u)
^  Fail: (192) [user] is_delimiter(u)
   Call: (192) [system] ')'==u
   Fail: (192) [system] ')'==u
   Call: (192) [system] get_char((0x55798e5fad60), u)
   Exit: (192) [system] get_char((0x55798e5fad60), u)
   Call: (192) [system] u=(\)
   Fail: (192) [system] u=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _343710)
   Call: (193) [system] peek_char((0x55798e5fad60), _344644)
   Exit: (193) [system] peek_char((0x55798e5fad60), e)
^  Call: (193) [user] is_delimiter(e)
   Call: (194) [system] char_type(e, space)
   Fail: (194) [system] char_type(e, space)
   Call: (194) [system] arg(_349364, v('(', ')', end_of_file), e)
   Fail: (194) [system] arg(_350296, v('(', ')', end_of_file), e)
^  Fail: (193) [user] is_delimiter(e)
   Call: (193) [system] ')'==e
   Fail: (193) [system] ')'==e
   Call: (193) [system] get_char((0x55798e5fad60), e)
   Exit: (193) [system] get_char((0x55798e5fad60), e)
   Call: (193) [system] e=(\)
   Fail: (193) [system] e=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _357646)
   Call: (194) [system] peek_char((0x55798e5fad60), _358580)
   Exit: (194) [system] peek_char((0x55798e5fad60), r)
^  Call: (194) [user] is_delimiter(r)
   Call: (195) [system] char_type(r, space)
   Fail: (195) [system] char_type(r, space)
   Call: (195) [system] arg(_363300, v('(', ')', end_of_file), r)
   Fail: (195) [system] arg(_364232, v('(', ')', end_of_file), r)
^  Fail: (194) [user] is_delimiter(r)
   Call: (194) [system] ')'==r
   Fail: (194) [system] ')'==r
   Call: (194) [system] get_char((0x55798e5fad60), r)
   Exit: (194) [system] get_char((0x55798e5fad60), r)
   Call: (194) [system] r=(\)
   Fail: (194) [system] r=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _371582)
   Call: (195) [system] peek_char((0x55798e5fad60), _372516)
   Exit: (195) [system] peek_char((0x55798e5fad60), y)
^  Call: (195) [user] is_delimiter(y)
   Call: (196) [system] char_type(y, space)
   Fail: (196) [system] char_type(y, space)
   Call: (196) [system] arg(_377236, v('(', ')', end_of_file), y)
   Fail: (196) [system] arg(_378168, v('(', ')', end_of_file), y)
^  Fail: (195) [user] is_delimiter(y)
   Call: (195) [system] ')'==y
   Fail: (195) [system] ')'==y
   Call: (195) [system] get_char((0x55798e5fad60), y)
   Exit: (195) [system] get_char((0x55798e5fad60), y)
   Call: (195) [system] y=(\)
   Fail: (195) [system] y=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _385518)
   Call: (196) [system] peek_char((0x55798e5fad60), _386452)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_391172, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _385518=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _371582=[y]
   Exit: (195) [system] [y]=[y]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (194) [system] _357646=[r, y]
   Exit: (194) [system] [r, y]=[r, y]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (193) [system] _343710=[e, r, y]
   Exit: (193) [system] [e, r, y]=[e, r, y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (192) [system] _329774=[u, e, r, y]
   Exit: (192) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (191) [system] _315838=[q, u, e, r, y]
   Exit: (191) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (190) [user] classify_and_convert_charseq($, [q, u, e, r, y], _282184)
   Call: (191) [system] atom_chars(_411578, ['_', q, u, e, r, y])
   Exit: (191) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (190) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _416242)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _418100)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _432254)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _436044)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _416242=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _190550=[_query]
   Exit: (188) [system] [_query]=[_query]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [_query])
   Call: (187) [system] _3432=[[[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]
   Exit: (187) [system] [[[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]=[[[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [[[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
   Call: (186) [system] _3424=['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]
   Exit: (186) [system] ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]=['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _449926)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _451784)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _465938)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _469728)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _449926=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _3420=[['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
   Exit: (184) [system] [['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]=[['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Call: (183) [system] _3356=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
   Exit: (183) [system] [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Call: (182) [system] _3316=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
   Exit: (182) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Call: (179) [user] assertz(metta_file_comment(54, 0, 1783, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], '$stream_position'(1783, 54, 0, 1783)))
^  Exit: (179) [user] assertz(metta_file_comment(54, 0, 1783, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], '$stream_position'(1783, 54, 0, 1783)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 54, 0, 1783, '$stream_position'(1783, 54, 0, 1783)), read_sexpr((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]), assertz(metta_file_comment(54, 0, 1783, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], '$stream_position'(1783, 54, 0, 1783)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_488246, _488248, _488250, _488252, _488254))
^  Exit: (177) [user] retract(metta_file_comment(39, 0, 1257, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$stream_position'(1257, 39, 0, 1257)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _491086))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _491086)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _491086)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _493902))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _493902))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _493902)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _496702))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _496702)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _496702)
   Call: (187) [system] var('$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
   Call: (187) [system] atom('$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
   Call: (187) [system] '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)==true
   Call: (187) [system] '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)==false
   Call: (187) [system] '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)==[_503222, _503228]
   Call: (187) [system] is_list('$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
   Call: (187) [system] string('$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
   Call: (187) [system] compound('$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
   Exit: (187) [system] compound('$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _507856, _507858)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT', [";; $rb: a nullary function to rule", 39, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";; $rb: a nullary function to rule", 39, 0], _511598)
   Call: (188) [apply] apply:maplist_([";; $rb: a nullary function to rule", 39, 0], _511598, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";; $rb: a nullary function to rule", _513478)
   Call: (190) [system] var(";; $rb: a nullary function to rule")
   Call: (190) [system] atom(";; $rb: a nullary function to rule")
   Call: (190) [system] ";; $rb: a nullary function to rule"==true
   Call: (190) [system] ";; $rb: a nullary function to rule"==false
   Call: (190) [system] ";; $rb: a nullary function to rule"==[_518120, _518126]
   Call: (190) [system] is_list(";; $rb: a nullary function to rule")
   Call: (190) [system] string(";; $rb: a nullary function to rule")
   Exit: (190) [system] string(";; $rb: a nullary function to rule")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";; $rb: a nullary function to rule")
^  Call: (190) [user] symbol(";; $rb: a nullary function to rule")
   Call: (191) [system] atom(";; $rb: a nullary function to rule")
   Fail: (191) [system] atom(";; $rb: a nullary function to rule")
^  Fail: (190) [user] symbol(";; $rb: a nullary function to rule")
   Call: (190) [system] ";; $rb: a nullary function to rule"=_513478
   Exit: (190) [system] ";; $rb: a nullary function to rule"=";; $rb: a nullary function to rule"
^  Exit: (189) [user] mfix_vars1(";; $rb: a nullary function to rule", ";; $rb: a nullary function to rule")
   Call: (189) [apply] apply:maplist_([39, 0], _513480, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(39, _532000)
   Call: (191) [system] var(39)
   Call: (191) [system] atom(39)
   Call: (191) [system] 39==true
   Call: (191) [system] 39==false
   Call: (191) [system] 39==[_536642, _536648]
   Call: (191) [system] is_list(39)
   Call: (191) [system] string(39)
   Call: (191) [system] compound(39)
^  Call: (191) [user] symbol(39)
   Call: (192) [system] atom(39)
   Fail: (192) [system] atom(39)
^  Fail: (191) [user] symbol(39)
   Call: (191) [system] 39=_532000
   Exit: (191) [system] 39=39
^  Exit: (190) [user] mfix_vars1(39, 39)
   Call: (190) [apply] apply:maplist_([0], _532002, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _547766)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_552408, _552414]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_547766
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _547768, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([39, 0], [39, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";; $rb: a nullary function to rule", 39, 0], [";; $rb: a nullary function to rule", 39, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";; $rb: a nullary function to rule", 39, 0], [";; $rb: a nullary function to rule", 39, 0])
   Call: (187) [system] compound_name_arguments(_496702, '$COMMENT', [";; $rb: a nullary function to rule", 39, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT', [";; $rb: a nullary function to rule", 39, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)))
   Call: (184) [system] '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)\=@='$COMMENT'(";; $rb: a nullary function to rule", 39, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _576584))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _576584))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _576584)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _579384))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _579384)
^  Call: (186) [user] cons_to_c('$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _579384)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)))
   Call: (184) [system] '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)\=@='$COMMENT'(";; $rb: a nullary function to rule", 39, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _491086))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _491086))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _491086)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _593342))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _593342)
^  Call: (186) [user] cons_to_l('$COMMENT'(";; $rb: a nullary function to rule", 39, 0), _593342)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)))
   Call: (184) [system] '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)\=@='$COMMENT'(";; $rb: a nullary function to rule", 39, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)))
   Call: (178) [system] '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)\=@='$COMMENT'(";; $rb: a nullary function to rule", 39, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)))
   Call: (169) [system] '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; $rb: a nullary function to rule", 39, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $rb: a nullary function to rule", 39, 0)), 53]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), me_synthesize_1726263785_9357412, 53)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $rb: a nullary function to rule", 39, 0)), 53]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263789.2482324)
   Call: (173) [system] arg(1, t(1726263785.932276), _3148)
   Exit: (173) [system] arg(1, t(1726263785.932276), 1726263785.932276)
   Call: (173) [system] _3158 is 1726263789.2482324-1726263785.932276
   Exit: (173) [system] 3.3159563541412354 is 1726263789.2482324-1726263785.932276
   Call: (173) [system] 3.3159563541412354>4
   Fail: (173) [system] 3.3159563541412354>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $rb: a nullary function to rule", 39, 0)), 53]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 5)
   Call: (175) [system] atom(5+1)
   Call: (175) [system] set_flag(translated_forms, 6)
   Exit: (175) [system] set_flag(translated_forms, 6)
   Exit: (174) [$syspreds] update_flag(translated_forms, 5, 5+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 5, 5+1))
   Exit: (171) [$syspreds] flag(translated_forms, 5, 5+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), me_synthesize_1726263785_9357412, 53)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; $rb: a nullary function to rule"])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; $rb: a nullary function to rule"])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), me_synthesize_1726263785_9357412, 53)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $rb: a nullary function to rule", 39, 0)), 53]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 5, 5+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; $rb: a nullary function to rule", 39, 0), me_synthesize_1726263785_9357412, 53)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 59)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 59))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 59))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _668126)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _675548)
   Exit: (175) [system] peek_char((0x55798e5fad60), ;)
   Call: (175) [system] char_type(;, space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _683886)
   Exit: (177) [system] peek_char((0x55798e5fad60), ;)
   Call: (177) [system] char_type(;, space)
   Call: (177) [system] _686672=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _688540, _688542, _688544, _688546), read_sexpr((0x55798e5fad60), _688558), assertz(metta_file_comment(_688540, _688542, _688544, _688558, _688546))))
^  Call: (179) [user] read_position((0x55798e5fad60), _688540, _688542, _688544, _688546)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_688546))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_688546))
   Exit: (181) [system] nonvar(position(_688546))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(2034, 60, 0, 2034)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(2034, 60, 0, 2034), _688540)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _698798)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(2034, 60, 0, 2034), _688540)
   Exit: (181) [system] arg(2, '$stream_position'(2034, 60, 0, 2034), 60)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(2034, 60, 0, 2034), 60)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(2034, 60, 0, 2034), _688542)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _706232)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(2034, 60, 0, 2034), _688542)
   Exit: (181) [system] arg(3, '$stream_position'(2034, 60, 0, 2034), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(2034, 60, 0, 2034), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(2034, 60, 0, 2034), _688544)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _713666)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(2034, 60, 0, 2034), _688544)
   Exit: (181) [system] arg(1, '$stream_position'(2034, 60, 0, 2034), 2034)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(2034, 60, 0, 2034), 2034)
^  Exit: (179) [user] read_position((0x55798e5fad60), 60, 0, 2034, '$stream_position'(2034, 60, 0, 2034))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _688558)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _688558)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _723892)
   Exit: (182) [system] peek_char((0x55798e5fad60), ;)
   Call: (182) [system] (;)=(;)
   Exit: (182) [system] (;)=(;)
^  Call: (182) [user] read_comment((0x55798e5fad60))
^  Call: (183) [user] read_position((0x55798e5fad60), _728530, _728532, _728534, _728536)
   Call: (184) [system] stream_property((0x55798e5fad60), position(_728536))
   Call: (185) [system] nonvar((0x55798e5fad60))
   Exit: (185) [system] nonvar((0x55798e5fad60))
   Call: (185) [system] nonvar(position(_728536))
   Exit: (185) [system] nonvar(position(_728536))
   Exit: (184) [system] stream_property((0x55798e5fad60), position('$stream_position'(2034, 60, 0, 2034)))
   Call: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(2034, 60, 0, 2034), _728530)
   Call: (185) [system] nonvar(line_count)
   Exit: (185) [system] nonvar(line_count)
   Call: (185) [$syspreds] stream_position_field(line_count, _737824)
   Exit: (185) [$syspreds] stream_position_field(line_count, 2)
   Call: (185) [system] arg(2, '$stream_position'(2034, 60, 0, 2034), _728530)
   Exit: (185) [system] arg(2, '$stream_position'(2034, 60, 0, 2034), 60)
   Exit: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(2034, 60, 0, 2034), 60)
   Call: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(2034, 60, 0, 2034), _728532)
   Call: (185) [system] nonvar(line_position)
   Exit: (185) [system] nonvar(line_position)
   Call: (185) [$syspreds] stream_position_field(line_position, _745258)
   Exit: (185) [$syspreds] stream_position_field(line_position, 3)
   Call: (185) [system] arg(3, '$stream_position'(2034, 60, 0, 2034), _728532)
   Exit: (185) [system] arg(3, '$stream_position'(2034, 60, 0, 2034), 0)
   Exit: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(2034, 60, 0, 2034), 0)
   Call: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(2034, 60, 0, 2034), _728534)
   Call: (185) [system] nonvar(char_count)
   Exit: (185) [system] nonvar(char_count)
   Call: (185) [$syspreds] stream_position_field(char_count, _752692)
   Exit: (185) [$syspreds] stream_position_field(char_count, 1)
   Call: (185) [system] arg(1, '$stream_position'(2034, 60, 0, 2034), _728534)
   Exit: (185) [system] arg(1, '$stream_position'(2034, 60, 0, 2034), 2034)
   Exit: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(2034, 60, 0, 2034), 2034)
^  Exit: (183) [user] read_position((0x55798e5fad60), 60, 0, 2034, '$stream_position'(2034, 60, 0, 2034))
^  Call: (183) [user] read_until_eol((0x55798e5fad60), _758286)
   Call: (184) [system] get_char((0x55798e5fad60), _759216)
   Exit: (184) [system] get_char((0x55798e5fad60), ;)
   Call: (184) [system] char_type(;, end_of_line)
   Fail: (184) [system] char_type(;, end_of_line)
   Call: (184) [system] (;)=end_of_file
   Fail: (184) [system] (;)=end_of_file
^  Call: (184) [user] read_until_eol((0x55798e5fad60), _764786)
   Call: (185) [system] get_char((0x55798e5fad60), _765716)
   Exit: (185) [system] get_char((0x55798e5fad60), ;)
   Call: (185) [system] char_type(;, end_of_line)
   Fail: (185) [system] char_type(;, end_of_line)
   Call: (185) [system] (;)=end_of_file
   Fail: (185) [system] (;)=end_of_file
^  Call: (185) [user] read_until_eol((0x55798e5fad60), _771286)
   Call: (186) [system] get_char((0x55798e5fad60), _772216)
   Exit: (186) [system] get_char((0x55798e5fad60), ' ')
   Call: (186) [system] char_type(' ', end_of_line)
   Fail: (186) [system] char_type(' ', end_of_line)
   Call: (186) [system] ' '=end_of_file
   Fail: (186) [system] ' '=end_of_file
^  Call: (186) [user] read_until_eol((0x55798e5fad60), _777786)
   Call: (187) [system] get_char((0x55798e5fad60), _778716)
   Exit: (187) [system] get_char((0x55798e5fad60), 'B')
   Call: (187) [system] char_type('B', end_of_line)
   Fail: (187) [system] char_type('B', end_of_line)
   Call: (187) [system] 'B'=end_of_file
   Fail: (187) [system] 'B'=end_of_file
^  Call: (187) [user] read_until_eol((0x55798e5fad60), _784286)
   Call: (188) [system] get_char((0x55798e5fad60), _785216)
   Exit: (188) [system] get_char((0x55798e5fad60), i)
   Call: (188) [system] char_type(i, end_of_line)
   Fail: (188) [system] char_type(i, end_of_line)
   Call: (188) [system] i=end_of_file
   Fail: (188) [system] i=end_of_file
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _790786)
   Call: (189) [system] get_char((0x55798e5fad60), _791716)
   Exit: (189) [system] get_char((0x55798e5fad60), n)
   Call: (189) [system] char_type(n, end_of_line)
   Fail: (189) [system] char_type(n, end_of_line)
   Call: (189) [system] n=end_of_file
   Fail: (189) [system] n=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _797286)
   Call: (190) [system] get_char((0x55798e5fad60), _798216)
   Exit: (190) [system] get_char((0x55798e5fad60), a)
   Call: (190) [system] char_type(a, end_of_line)
   Fail: (190) [system] char_type(a, end_of_line)
   Call: (190) [system] a=end_of_file
   Fail: (190) [system] a=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _803786)
   Call: (191) [system] get_char((0x55798e5fad60), _804716)
   Exit: (191) [system] get_char((0x55798e5fad60), r)
   Call: (191) [system] char_type(r, end_of_line)
   Fail: (191) [system] char_type(r, end_of_line)
   Call: (191) [system] r=end_of_file
   Fail: (191) [system] r=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _810286)
   Call: (192) [system] get_char((0x55798e5fad60), _811216)
   Exit: (192) [system] get_char((0x55798e5fad60), y)
   Call: (192) [system] char_type(y, end_of_line)
   Fail: (192) [system] char_type(y, end_of_line)
   Call: (192) [system] y=end_of_file
   Fail: (192) [system] y=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _816786)
   Call: (193) [system] get_char((0x55798e5fad60), _817716)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
   Call: (193) [system] char_type(' ', end_of_line)
   Fail: (193) [system] char_type(' ', end_of_line)
   Call: (193) [system] ' '=end_of_file
   Fail: (193) [system] ' '=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _823286)
   Call: (194) [system] get_char((0x55798e5fad60), _824216)
   Exit: (194) [system] get_char((0x55798e5fad60), r)
   Call: (194) [system] char_type(r, end_of_line)
   Fail: (194) [system] char_type(r, end_of_line)
   Call: (194) [system] r=end_of_file
   Fail: (194) [system] r=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _829786)
   Call: (195) [system] get_char((0x55798e5fad60), _830716)
   Exit: (195) [system] get_char((0x55798e5fad60), u)
   Call: (195) [system] char_type(u, end_of_line)
   Fail: (195) [system] char_type(u, end_of_line)
   Call: (195) [system] u=end_of_file
   Fail: (195) [system] u=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _836286)
   Call: (196) [system] get_char((0x55798e5fad60), _837216)
   Exit: (196) [system] get_char((0x55798e5fad60), l)
   Call: (196) [system] char_type(l, end_of_line)
   Fail: (196) [system] char_type(l, end_of_line)
   Call: (196) [system] l=end_of_file
   Fail: (196) [system] l=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _842786)
   Call: (197) [system] get_char((0x55798e5fad60), _843716)
   Exit: (197) [system] get_char((0x55798e5fad60), e)
   Call: (197) [system] char_type(e, end_of_line)
   Fail: (197) [system] char_type(e, end_of_line)
   Call: (197) [system] e=end_of_file
   Fail: (197) [system] e=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _849286)
   Call: (198) [system] get_char((0x55798e5fad60), _850216)
   Exit: (198) [system] get_char((0x55798e5fad60), '\n')
   Call: (198) [system] char_type('\n', end_of_line)
   Exit: (198) [system] char_type('\n', end_of_line)
   Call: (198) [system] _849286=""
   Exit: (198) [system] ""=""
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "")
   Call: (197) [system] string_concat(e, "", _842786)
   Exit: (197) [system] string_concat(e, "", "e")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "e")
   Call: (196) [system] string_concat(l, "e", _836286)
   Exit: (196) [system] string_concat(l, "e", "le")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "le")
   Call: (195) [system] string_concat(u, "le", _829786)
   Exit: (195) [system] string_concat(u, "le", "ule")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "ule")
   Call: (194) [system] string_concat(r, "ule", _823286)
   Exit: (194) [system] string_concat(r, "ule", "rule")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "rule")
   Call: (193) [system] string_concat(' ', "rule", _816786)
   Exit: (193) [system] string_concat(' ', "rule", " rule")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), " rule")
   Call: (192) [system] string_concat(y, " rule", _810286)
   Exit: (192) [system] string_concat(y, " rule", "y rule")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "y rule")
   Call: (191) [system] string_concat(r, "y rule", _803786)
   Exit: (191) [system] string_concat(r, "y rule", "ry rule")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), "ry rule")
   Call: (190) [system] string_concat(a, "ry rule", _797286)
   Exit: (190) [system] string_concat(a, "ry rule", "ary rule")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "ary rule")
   Call: (189) [system] string_concat(n, "ary rule", _790786)
   Exit: (189) [system] string_concat(n, "ary rule", "nary rule")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), "nary rule")
   Call: (188) [system] string_concat(i, "nary rule", _784286)
   Exit: (188) [system] string_concat(i, "nary rule", "inary rule")
^  Exit: (187) [user] read_until_eol((0x55798e5fad60), "inary rule")
   Call: (187) [system] string_concat('B', "inary rule", _777786)
   Exit: (187) [system] string_concat('B', "inary rule", "Binary rule")
^  Exit: (186) [user] read_until_eol((0x55798e5fad60), "Binary rule")
   Call: (186) [system] string_concat(' ', "Binary rule", _771286)
   Exit: (186) [system] string_concat(' ', "Binary rule", " Binary rule")
^  Exit: (185) [user] read_until_eol((0x55798e5fad60), " Binary rule")
   Call: (185) [system] string_concat(;, " Binary rule", _764786)
   Exit: (185) [system] string_concat(;, " Binary rule", "; Binary rule")
^  Exit: (184) [user] read_until_eol((0x55798e5fad60), "; Binary rule")
   Call: (184) [system] string_concat(;, "; Binary rule", _758286)
   Exit: (184) [system] string_concat(;, "; Binary rule", ";; Binary rule")
^  Exit: (183) [user] read_until_eol((0x55798e5fad60), ";; Binary rule")
^  Call: (183) [user] assertz(metta_file_comment(60, 0, 2034, '$COMMENT'(";; Binary rule", 60, 0), '$stream_position'(2034, 60, 0, 2034)))
^  Exit: (183) [user] assertz(metta_file_comment(60, 0, 2034, '$COMMENT'(";; Binary rule", 60, 0), '$stream_position'(2034, 60, 0, 2034)))
^  Exit: (182) [user] read_comment((0x55798e5fad60))
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _899636)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=(;)
   Fail: (183) [system] '('=(;)
^  Call: (183) [user] is_like_space('(')
   Call: (184) [system] char_type('(', 'white')
   Fail: (184) [system] char_type('(', 'white')
   Call: (184) [system] char_type('(', end_of_line)
   Fail: (184) [system] char_type('(', end_of_line)
   Call: (184) [system] char_type('(', space)
   Fail: (184) [system] char_type('(', space)
   Call: (184) [system] char_type('(', cntrl)
   Fail: (184) [system] char_type('(', cntrl)
^  Fail: (183) [user] is_like_space('(')
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _914714)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _688558)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _920284)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _934438)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _940008)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _941866)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _956020)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _940008)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _973662)
   Call: (185) [system] peek_char((0x55798e5fad60), _974596)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _973662=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _940008)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_983906, _983908), once(user:catch(read_from_chars([=], _940008), _983882, fail)), '$restore_trace'(_983906, _983908))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_983906, _983908))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _983882, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _991406)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _993264)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _1001002)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1003706)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1018784)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _1024354)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1026212)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _1040366)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1024354)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1045936)
   Exit: (186) [system] peek_char((0x55798e5fad60), s)
   Call: (186) [system] s=(;)
   Fail: (186) [system] s=(;)
^  Call: (186) [user] is_like_space(s)
   Call: (187) [system] char_type(s, 'white')
   Fail: (187) [system] char_type(s, 'white')
   Call: (187) [system] char_type(s, end_of_line)
   Fail: (187) [system] char_type(s, end_of_line)
   Call: (187) [system] char_type(s, space)
   Fail: (187) [system] char_type(s, space)
   Call: (187) [system] char_type(s, cntrl)
   Fail: (187) [system] char_type(s, cntrl)
^  Fail: (186) [user] is_like_space(s)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1060090)
   Exit: (185) [system] peek_char((0x55798e5fad60), s)
   Call: (185) [system] s=')'
   Fail: (185) [system] s=')'
   Call: (185) [system] s=end_of_file
   Fail: (185) [system] s=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _1065660)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1067518)
   Exit: (187) [system] peek_char((0x55798e5fad60), s)
   Call: (187) [system] s=(;)
   Fail: (187) [system] s=(;)
^  Call: (187) [user] is_like_space(s)
   Call: (188) [system] char_type(s, 'white')
   Fail: (188) [system] char_type(s, 'white')
   Call: (188) [system] char_type(s, end_of_line)
   Fail: (188) [system] char_type(s, end_of_line)
   Call: (188) [system] char_type(s, space)
   Fail: (188) [system] char_type(s, space)
   Call: (188) [system] char_type(s, cntrl)
   Fail: (188) [system] char_type(s, cntrl)
^  Fail: (187) [user] is_like_space(s)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _1081672)
   Exit: (186) [system] get_char((0x55798e5fad60), s)
   Call: (186) [system] s='('
   Fail: (186) [system] s='('
   Call: (186) [system] s='['
   Fail: (186) [system] s='['
   Call: (186) [system] s='{'
   Fail: (186) [system] s='{'
   Call: (186) [system] s='"'
   Fail: (186) [system] s='"'
   Call: (186) [system] s=!
   Fail: (186) [system] s=!
   Call: (186) [system] s='\''
   Fail: (186) [system] s='\''
   Call: (186) [system] s='`'
   Fail: (186) [system] s='`'
   Call: (186) [system] s=end_of_file
   Fail: (186) [system] s=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), s, _1065660)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _1099314)
   Call: (188) [system] peek_char((0x55798e5fad60), _1100248)
   Exit: (188) [system] peek_char((0x55798e5fad60), y)
^  Call: (188) [user] is_delimiter(y)
   Call: (189) [system] char_type(y, space)
   Fail: (189) [system] char_type(y, space)
   Call: (189) [system] arg(_1104968, v('(', ')', end_of_file), y)
   Fail: (189) [system] arg(_1105900, v('(', ')', end_of_file), y)
^  Fail: (188) [user] is_delimiter(y)
   Call: (188) [system] ')'==y
   Fail: (188) [system] ')'==y
   Call: (188) [system] get_char((0x55798e5fad60), y)
   Exit: (188) [system] get_char((0x55798e5fad60), y)
   Call: (188) [system] y=(\)
   Fail: (188) [system] y=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1113250)
   Call: (189) [system] peek_char((0x55798e5fad60), _1114184)
   Exit: (189) [system] peek_char((0x55798e5fad60), n)
^  Call: (189) [user] is_delimiter(n)
   Call: (190) [system] char_type(n, space)
   Fail: (190) [system] char_type(n, space)
   Call: (190) [system] arg(_1118904, v('(', ')', end_of_file), n)
   Fail: (190) [system] arg(_1119836, v('(', ')', end_of_file), n)
^  Fail: (189) [user] is_delimiter(n)
   Call: (189) [system] ')'==n
   Fail: (189) [system] ')'==n
   Call: (189) [system] get_char((0x55798e5fad60), n)
   Exit: (189) [system] get_char((0x55798e5fad60), n)
   Call: (189) [system] n=(\)
   Fail: (189) [system] n=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _1127186)
   Call: (190) [system] peek_char((0x55798e5fad60), _1128120)
   Exit: (190) [system] peek_char((0x55798e5fad60), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_1132840, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_1133772, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55798e5fad60), t)
   Exit: (190) [system] get_char((0x55798e5fad60), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1141122)
   Call: (191) [system] peek_char((0x55798e5fad60), _1142056)
   Exit: (191) [system] peek_char((0x55798e5fad60), h)
^  Call: (191) [user] is_delimiter(h)
   Call: (192) [system] char_type(h, space)
   Fail: (192) [system] char_type(h, space)
   Call: (192) [system] arg(_1146776, v('(', ')', end_of_file), h)
   Fail: (192) [system] arg(_1147708, v('(', ')', end_of_file), h)
^  Fail: (191) [user] is_delimiter(h)
   Call: (191) [system] ')'==h
   Fail: (191) [system] ')'==h
   Call: (191) [system] get_char((0x55798e5fad60), h)
   Exit: (191) [system] get_char((0x55798e5fad60), h)
   Call: (191) [system] h=(\)
   Fail: (191) [system] h=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1155058)
   Call: (192) [system] peek_char((0x55798e5fad60), _1155992)
   Exit: (192) [system] peek_char((0x55798e5fad60), e)
^  Call: (192) [user] is_delimiter(e)
   Call: (193) [system] char_type(e, space)
   Fail: (193) [system] char_type(e, space)
   Call: (193) [system] arg(_1160712, v('(', ')', end_of_file), e)
   Fail: (193) [system] arg(_1161644, v('(', ')', end_of_file), e)
^  Fail: (192) [user] is_delimiter(e)
   Call: (192) [system] ')'==e
   Fail: (192) [system] ')'==e
   Call: (192) [system] get_char((0x55798e5fad60), e)
   Exit: (192) [system] get_char((0x55798e5fad60), e)
   Call: (192) [system] e=(\)
   Fail: (192) [system] e=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1168994)
   Call: (193) [system] peek_char((0x55798e5fad60), _1169928)
   Exit: (193) [system] peek_char((0x55798e5fad60), s)
^  Call: (193) [user] is_delimiter(s)
   Call: (194) [system] char_type(s, space)
   Fail: (194) [system] char_type(s, space)
   Call: (194) [system] arg(_1174648, v('(', ')', end_of_file), s)
   Fail: (194) [system] arg(_1175580, v('(', ')', end_of_file), s)
^  Fail: (193) [user] is_delimiter(s)
   Call: (193) [system] ')'==s
   Fail: (193) [system] ')'==s
   Call: (193) [system] get_char((0x55798e5fad60), s)
   Exit: (193) [system] get_char((0x55798e5fad60), s)
   Call: (193) [system] s=(\)
   Fail: (193) [system] s=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1182930)
   Call: (194) [system] peek_char((0x55798e5fad60), _1183864)
   Exit: (194) [system] peek_char((0x55798e5fad60), i)
^  Call: (194) [user] is_delimiter(i)
   Call: (195) [system] char_type(i, space)
   Fail: (195) [system] char_type(i, space)
   Call: (195) [system] arg(_1188584, v('(', ')', end_of_file), i)
   Fail: (195) [system] arg(_1189516, v('(', ')', end_of_file), i)
^  Fail: (194) [user] is_delimiter(i)
   Call: (194) [system] ')'==i
   Fail: (194) [system] ')'==i
   Call: (194) [system] get_char((0x55798e5fad60), i)
   Exit: (194) [system] get_char((0x55798e5fad60), i)
   Call: (194) [system] i=(\)
   Fail: (194) [system] i=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1196866)
   Call: (195) [system] peek_char((0x55798e5fad60), _1197800)
   Exit: (195) [system] peek_char((0x55798e5fad60), z)
^  Call: (195) [user] is_delimiter(z)
   Call: (196) [system] char_type(z, space)
   Fail: (196) [system] char_type(z, space)
   Call: (196) [system] arg(_1202520, v('(', ')', end_of_file), z)
   Fail: (196) [system] arg(_1203452, v('(', ')', end_of_file), z)
^  Fail: (195) [user] is_delimiter(z)
   Call: (195) [system] ')'==z
   Fail: (195) [system] ')'==z
   Call: (195) [system] get_char((0x55798e5fad60), z)
   Exit: (195) [system] get_char((0x55798e5fad60), z)
   Call: (195) [system] z=(\)
   Fail: (195) [system] z=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1210802)
   Call: (196) [system] peek_char((0x55798e5fad60), _1211736)
   Exit: (196) [system] peek_char((0x55798e5fad60), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_1216456, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_1217388, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55798e5fad60), e)
   Exit: (196) [system] get_char((0x55798e5fad60), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1224738)
   Call: (197) [system] peek_char((0x55798e5fad60), _1225672)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1224738=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (196) [system] _1210802=[e]
   Exit: (196) [system] [e]=[e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (195) [system] _1196866=[z, e]
   Exit: (195) [system] [z, e]=[z, e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (194) [system] _1182930=[i, z, e]
   Exit: (194) [system] [i, z, e]=[i, z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (193) [system] _1168994=[s, i, z, e]
   Exit: (193) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (192) [system] _1155058=[e, s, i, z, e]
   Exit: (192) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (191) [system] _1141122=[h, e, s, i, z, e]
   Exit: (191) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (190) [system] _1127186=[t, h, e, s, i, z, e]
   Exit: (190) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (189) [system] _1113250=[n, t, h, e, s, i, z, e]
   Exit: (189) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (188) [system] _1099314=[y, n, t, h, e, s, i, z, e]
   Exit: (188) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (187) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _1065660)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_1260128, _1260130), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1065660), _1260104, fail)), '$restore_trace'(_1260128, _1260130))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_1260128, _1260130))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1260104, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(synthesize)
   Exit: (188) [system] atomic(synthesize)
^  Exit: (187) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _1267628)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1269486)
   Exit: (187) [system] peek_char((0x55798e5fad60), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55798e5fad60), _1277224)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1279928)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1295006)
   Exit: (186) [system] peek_char((0x55798e5fad60), $)
   Call: (186) [system] ($)=')'
   Fail: (186) [system] ($)=')'
   Call: (186) [system] ($)=end_of_file
   Fail: (186) [system] ($)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _1300576)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1302434)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _1316588)
   Exit: (187) [system] get_char((0x55798e5fad60), $)
   Call: (187) [system] ($)='('
   Fail: (187) [system] ($)='('
   Call: (187) [system] ($)='['
   Fail: (187) [system] ($)='['
   Call: (187) [system] ($)='{'
   Fail: (187) [system] ($)='{'
   Call: (187) [system] ($)='"'
   Fail: (187) [system] ($)='"'
   Call: (187) [system] ($)=!
   Fail: (187) [system] ($)=!
   Call: (187) [system] ($)='\''
   Fail: (187) [system] ($)='\''
   Call: (187) [system] ($)='`'
   Fail: (187) [system] ($)='`'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), $, _1300576)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1334230)
   Call: (189) [system] peek_char((0x55798e5fad60), _1335164)
   Exit: (189) [system] peek_char((0x55798e5fad60), q)
^  Call: (189) [user] is_delimiter(q)
   Call: (190) [system] char_type(q, space)
   Fail: (190) [system] char_type(q, space)
   Call: (190) [system] arg(_1339884, v('(', ')', end_of_file), q)
   Fail: (190) [system] arg(_1340816, v('(', ')', end_of_file), q)
^  Fail: (189) [user] is_delimiter(q)
   Call: (189) [system] ')'==q
   Fail: (189) [system] ')'==q
   Call: (189) [system] get_char((0x55798e5fad60), q)
   Exit: (189) [system] get_char((0x55798e5fad60), q)
   Call: (189) [system] q=(\)
   Fail: (189) [system] q=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _1348166)
   Call: (190) [system] peek_char((0x55798e5fad60), _1349100)
   Exit: (190) [system] peek_char((0x55798e5fad60), u)
^  Call: (190) [user] is_delimiter(u)
   Call: (191) [system] char_type(u, space)
   Fail: (191) [system] char_type(u, space)
   Call: (191) [system] arg(_1353820, v('(', ')', end_of_file), u)
   Fail: (191) [system] arg(_1354752, v('(', ')', end_of_file), u)
^  Fail: (190) [user] is_delimiter(u)
   Call: (190) [system] ')'==u
   Fail: (190) [system] ')'==u
   Call: (190) [system] get_char((0x55798e5fad60), u)
   Exit: (190) [system] get_char((0x55798e5fad60), u)
   Call: (190) [system] u=(\)
   Fail: (190) [system] u=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1362102)
   Call: (191) [system] peek_char((0x55798e5fad60), _1363036)
   Exit: (191) [system] peek_char((0x55798e5fad60), e)
^  Call: (191) [user] is_delimiter(e)
   Call: (192) [system] char_type(e, space)
   Fail: (192) [system] char_type(e, space)
   Call: (192) [system] arg(_1367756, v('(', ')', end_of_file), e)
   Fail: (192) [system] arg(_1368688, v('(', ')', end_of_file), e)
^  Fail: (191) [user] is_delimiter(e)
   Call: (191) [system] ')'==e
   Fail: (191) [system] ')'==e
   Call: (191) [system] get_char((0x55798e5fad60), e)
   Exit: (191) [system] get_char((0x55798e5fad60), e)
   Call: (191) [system] e=(\)
   Fail: (191) [system] e=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1376038)
   Call: (192) [system] peek_char((0x55798e5fad60), _1376972)
   Exit: (192) [system] peek_char((0x55798e5fad60), r)
^  Call: (192) [user] is_delimiter(r)
   Call: (193) [system] char_type(r, space)
   Fail: (193) [system] char_type(r, space)
   Call: (193) [system] arg(_1381692, v('(', ')', end_of_file), r)
   Fail: (193) [system] arg(_1382624, v('(', ')', end_of_file), r)
^  Fail: (192) [user] is_delimiter(r)
   Call: (192) [system] ')'==r
   Fail: (192) [system] ')'==r
   Call: (192) [system] get_char((0x55798e5fad60), r)
   Exit: (192) [system] get_char((0x55798e5fad60), r)
   Call: (192) [system] r=(\)
   Fail: (192) [system] r=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1389974)
   Call: (193) [system] peek_char((0x55798e5fad60), _1390908)
   Exit: (193) [system] peek_char((0x55798e5fad60), y)
^  Call: (193) [user] is_delimiter(y)
   Call: (194) [system] char_type(y, space)
   Fail: (194) [system] char_type(y, space)
   Call: (194) [system] arg(_1395628, v('(', ')', end_of_file), y)
   Fail: (194) [system] arg(_1396560, v('(', ')', end_of_file), y)
^  Fail: (193) [user] is_delimiter(y)
   Call: (193) [system] ')'==y
   Fail: (193) [system] ')'==y
   Call: (193) [system] get_char((0x55798e5fad60), y)
   Exit: (193) [system] get_char((0x55798e5fad60), y)
   Call: (193) [system] y=(\)
   Fail: (193) [system] y=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1403910)
   Call: (194) [system] peek_char((0x55798e5fad60), _1404844)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1403910=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (193) [system] _1389974=[y]
   Exit: (193) [system] [y]=[y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (192) [system] _1376038=[r, y]
   Exit: (192) [system] [r, y]=[r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (191) [system] _1362102=[e, r, y]
   Exit: (191) [system] [e, r, y]=[e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (190) [system] _1348166=[u, e, r, y]
   Exit: (190) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (189) [system] _1334230=[q, u, e, r, y]
   Exit: (189) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (188) [user] classify_and_convert_charseq($, [q, u, e, r, y], _1300576)
   Call: (189) [system] atom_chars(_1428098, ['_', q, u, e, r, y])
   Exit: (189) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (188) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _1432762)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1434620)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _1442358)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1445062)
   Exit: (189) [system] peek_char((0x55798e5fad60), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1460140)
   Exit: (187) [system] peek_char((0x55798e5fad60), $)
   Call: (187) [system] ($)=')'
   Fail: (187) [system] ($)=')'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _1465710)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1467568)
   Exit: (189) [system] peek_char((0x55798e5fad60), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _1481722)
   Exit: (188) [system] get_char((0x55798e5fad60), $)
   Call: (188) [system] ($)='('
   Fail: (188) [system] ($)='('
   Call: (188) [system] ($)='['
   Fail: (188) [system] ($)='['
   Call: (188) [system] ($)='{'
   Fail: (188) [system] ($)='{'
   Call: (188) [system] ($)='"'
   Fail: (188) [system] ($)='"'
   Call: (188) [system] ($)=!
   Fail: (188) [system] ($)=!
   Call: (188) [system] ($)='\''
   Fail: (188) [system] ($)='\''
   Call: (188) [system] ($)='`'
   Fail: (188) [system] ($)='`'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), $, _1465710)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _1499364)
   Call: (190) [system] peek_char((0x55798e5fad60), _1500298)
   Exit: (190) [system] peek_char((0x55798e5fad60), k)
^  Call: (190) [user] is_delimiter(k)
   Call: (191) [system] char_type(k, space)
   Fail: (191) [system] char_type(k, space)
   Call: (191) [system] arg(_1505018, v('(', ')', end_of_file), k)
   Fail: (191) [system] arg(_1505950, v('(', ')', end_of_file), k)
^  Fail: (190) [user] is_delimiter(k)
   Call: (190) [system] ')'==k
   Fail: (190) [system] ')'==k
   Call: (190) [system] get_char((0x55798e5fad60), k)
   Exit: (190) [system] get_char((0x55798e5fad60), k)
   Call: (190) [system] k=(\)
   Fail: (190) [system] k=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1513300)
   Call: (191) [system] peek_char((0x55798e5fad60), _1514234)
   Exit: (191) [system] peek_char((0x55798e5fad60), b)
^  Call: (191) [user] is_delimiter(b)
   Call: (192) [system] char_type(b, space)
   Fail: (192) [system] char_type(b, space)
   Call: (192) [system] arg(_1518954, v('(', ')', end_of_file), b)
   Fail: (192) [system] arg(_1519886, v('(', ')', end_of_file), b)
^  Fail: (191) [user] is_delimiter(b)
   Call: (191) [system] ')'==b
   Fail: (191) [system] ')'==b
   Call: (191) [system] get_char((0x55798e5fad60), b)
   Exit: (191) [system] get_char((0x55798e5fad60), b)
   Call: (191) [system] b=(\)
   Fail: (191) [system] b=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1527236)
   Call: (192) [system] peek_char((0x55798e5fad60), _1528170)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _1527236=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (191) [system] _1513300=[b]
   Exit: (191) [system] [b]=[b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (190) [system] _1499364=[k, b]
   Exit: (190) [system] [k, b]=[k, b]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (189) [user] classify_and_convert_charseq($, [k, b], _1465710)
   Call: (190) [system] atom_chars(_1543042, ['_', k, b])
   Exit: (190) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (189) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _1547706)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1549564)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _1557302)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1560006)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1575084)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _1580654)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1582512)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _1596666)
   Exit: (189) [system] get_char((0x55798e5fad60), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _1580654)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1614308)
   Call: (191) [system] peek_char((0x55798e5fad60), _1615242)
   Exit: (191) [system] peek_char((0x55798e5fad60), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_1619962, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_1620894, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55798e5fad60), r)
   Exit: (191) [system] get_char((0x55798e5fad60), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1628244)
   Call: (192) [system] peek_char((0x55798e5fad60), _1629178)
   Exit: (192) [system] peek_char((0x55798e5fad60), b)
^  Call: (192) [user] is_delimiter(b)
   Call: (193) [system] char_type(b, space)
   Fail: (193) [system] char_type(b, space)
   Call: (193) [system] arg(_1633898, v('(', ')', end_of_file), b)
   Fail: (193) [system] arg(_1634830, v('(', ')', end_of_file), b)
^  Fail: (192) [user] is_delimiter(b)
   Call: (192) [system] ')'==b
   Fail: (192) [system] ')'==b
   Call: (192) [system] get_char((0x55798e5fad60), b)
   Exit: (192) [system] get_char((0x55798e5fad60), b)
   Call: (192) [system] b=(\)
   Fail: (192) [system] b=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1642180)
   Call: (193) [system] peek_char((0x55798e5fad60), _1643114)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (193) [user] is_delimiter(' ')
   Call: (194) [system] char_type(' ', space)
   Exit: (194) [system] char_type(' ', space)
^  Exit: (193) [user] is_delimiter(' ')
   Call: (193) [system] _1642180=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (192) [system] _1628244=[b]
   Exit: (192) [system] [b]=[b]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (191) [system] _1614308=[r, b]
   Exit: (191) [system] [r, b]=[r, b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (190) [user] classify_and_convert_charseq($, [r, b], _1580654)
   Call: (191) [system] atom_chars(_1657986, ['_', r, b])
   Exit: (191) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (190) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _1662650)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1664508)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _1672246)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1674950)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1690028)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _1695598)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1697456)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _1711610)
   Exit: (190) [system] get_char((0x55798e5fad60), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _1695598)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1717180)
   Exit: (192) [system] peek_char((0x55798e5fad60), 'S')
   Call: (192) [system] 'S'=(;)
   Fail: (192) [system] 'S'=(;)
^  Call: (192) [user] is_like_space('S')
   Call: (193) [system] char_type('S', 'white')
   Fail: (193) [system] char_type('S', 'white')
   Call: (193) [system] char_type('S', end_of_line)
   Fail: (193) [system] char_type('S', end_of_line)
   Call: (193) [system] char_type('S', space)
   Fail: (193) [system] char_type('S', space)
   Call: (193) [system] char_type('S', cntrl)
   Fail: (193) [system] char_type('S', cntrl)
^  Fail: (192) [user] is_like_space('S')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1731334)
   Exit: (191) [system] peek_char((0x55798e5fad60), 'S')
   Call: (191) [system] 'S'=')'
   Fail: (191) [system] 'S'=')'
   Call: (191) [system] 'S'=end_of_file
   Fail: (191) [system] 'S'=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _1736904)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1738762)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'S')
   Call: (193) [system] 'S'=(;)
   Fail: (193) [system] 'S'=(;)
^  Call: (193) [user] is_like_space('S')
   Call: (194) [system] char_type('S', 'white')
   Fail: (194) [system] char_type('S', 'white')
   Call: (194) [system] char_type('S', end_of_line)
   Fail: (194) [system] char_type('S', end_of_line)
   Call: (194) [system] char_type('S', space)
   Fail: (194) [system] char_type('S', space)
   Call: (194) [system] char_type('S', cntrl)
   Fail: (194) [system] char_type('S', cntrl)
^  Fail: (193) [user] is_like_space('S')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _1752916)
   Exit: (192) [system] get_char((0x55798e5fad60), 'S')
   Call: (192) [system] 'S'='('
   Fail: (192) [system] 'S'='('
   Call: (192) [system] 'S'='['
   Fail: (192) [system] 'S'='['
   Call: (192) [system] 'S'='{'
   Fail: (192) [system] 'S'='{'
   Call: (192) [system] 'S'='"'
   Fail: (192) [system] 'S'='"'
   Call: (192) [system] 'S'=!
   Fail: (192) [system] 'S'=!
   Call: (192) [system] 'S'='\''
   Fail: (192) [system] 'S'='\''
   Call: (192) [system] 'S'='`'
   Fail: (192) [system] 'S'='`'
   Call: (192) [system] 'S'=end_of_file
   Fail: (192) [system] 'S'=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55798e5fad60), 'S', _1736904)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1770558)
   Call: (194) [system] peek_char((0x55798e5fad60), _1771492)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1770558=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (193) [user] classify_and_convert_charseq('S', [], _1736904)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_1780802, _1780804), once(user:catch(read_from_chars(['S'], _1736904), _1780778, fail)), '$restore_trace'(_1780802, _1780804))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_1780802, _1780804))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _1736904), _1780778, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(_1736904)
   Fail: (194) [system] atomic(_1736904)
   Call: (194) [system] atom_chars(_1736904, ['S'])
   Exit: (194) [system] atom_chars('S', ['S'])
^  Exit: (193) [user] classify_and_convert_charseq('S', [], 'S')
^  Exit: (192) [user] read_symbolic(')', (0x55798e5fad60), 'S', 'S')
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), 'S')
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1790178)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1792036)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1799774)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1802478)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1817556)
   Exit: (192) [system] peek_char((0x55798e5fad60), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1823126)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1824984)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1839138)
   Exit: (193) [system] get_char((0x55798e5fad60), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _1823126)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1856780)
   Call: (195) [system] peek_char((0x55798e5fad60), _1857714)
   Exit: (195) [system] peek_char((0x55798e5fad60), k)
^  Call: (195) [user] is_delimiter(k)
   Call: (196) [system] char_type(k, space)
   Fail: (196) [system] char_type(k, space)
   Call: (196) [system] arg(_1862434, v('(', ')', end_of_file), k)
   Fail: (196) [system] arg(_1863366, v('(', ')', end_of_file), k)
^  Fail: (195) [user] is_delimiter(k)
   Call: (195) [system] ')'==k
   Fail: (195) [system] ')'==k
   Call: (195) [system] get_char((0x55798e5fad60), k)
   Exit: (195) [system] get_char((0x55798e5fad60), k)
   Call: (195) [system] k=(\)
   Fail: (195) [system] k=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1870716)
   Call: (196) [system] peek_char((0x55798e5fad60), _1871650)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_1876370, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _1870716=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _1856780=[k]
   Exit: (195) [system] [k]=[k]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (194) [user] classify_and_convert_charseq($, [k], _1823126)
   Call: (195) [system] atom_chars(_1885600, ['_', k])
   Exit: (195) [system] atom_chars('_k', ['_', k])
^  Exit: (194) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1890264)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1892122)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1906276)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _1910066)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _1890264=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _1790178=[_k]
   Exit: (192) [system] [_k]=[_k]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (191) [system] _1695598=['S', _k]
   Exit: (191) [system] ['S', _k]=['S', _k]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), ['S', _k])
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), ['S', _k])
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _1921154)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1923012)
   Exit: (191) [system] peek_char((0x55798e5fad60), ')')
   Call: (191) [system] ')'=(;)
   Fail: (191) [system] ')'=(;)
^  Call: (191) [user] is_like_space(')')
   Call: (192) [system] char_type(')', 'white')
   Fail: (192) [system] char_type(')', 'white')
   Call: (192) [system] char_type(')', end_of_line)
   Fail: (192) [system] char_type(')', end_of_line)
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] char_type(')', cntrl)
   Fail: (192) [system] char_type(')', cntrl)
^  Fail: (191) [user] is_like_space(')')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1937166)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=')'
   Exit: (190) [system] ')'=')'
   Call: (190) [system] get_char((0x55798e5fad60), _1940956)
   Exit: (190) [system] get_char((0x55798e5fad60), ')')
   Call: (190) [system] _1921154=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [])
   Call: (189) [system] _1662650=[['S', _k]]
   Exit: (189) [system] [['S', _k]]=[['S', _k]]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [['S', _k]])
   Call: (188) [system] _1547706=[_rb, ['S', _k]]
   Exit: (188) [system] [_rb, ['S', _k]]=[_rb, ['S', _k]]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [_rb, ['S', _k]])
   Call: (187) [system] _1432762=[_kb, _rb, ['S', _k]]
   Exit: (187) [system] [_kb, _rb, ['S', _k]]=[_kb, _rb, ['S', _k]]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, ['S', _k]])
   Call: (186) [system] _1267628=[_query, _kb, _rb, ['S', _k]]
   Exit: (186) [system] [_query, _kb, _rb, ['S', _k]]=[_query, _kb, _rb, ['S', _k]]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [_query, _kb, _rb, ['S', _k]])
   Call: (185) [system] _1024354=[synthesize, _query, _kb, _rb, ['S', _k]]
   Exit: (185) [system] [synthesize, _query, _kb, _rb, ['S', _k]]=[synthesize, _query, _kb, _rb, ['S', _k]]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _1960426)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1962284)
   Exit: (185) [system] peek_char((0x55798e5fad60), '\n')
   Call: (185) [system] '\n'=(;)
   Fail: (185) [system] '\n'=(;)
^  Call: (185) [user] is_like_space('\n')
   Call: (186) [system] char_type('\n', 'white')
   Fail: (186) [system] char_type('\n', 'white')
   Call: (186) [system] char_type('\n', end_of_line)
   Exit: (186) [system] char_type('\n', end_of_line)
^  Exit: (185) [user] is_like_space('\n')
   Call: (185) [system] get_char((0x55798e5fad60), _1971878)
   Exit: (185) [system] get_char((0x55798e5fad60), '\n')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1974582)
   Exit: (186) [system] peek_char((0x55798e5fad60), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55798e5fad60), _1982320)
   Exit: (186) [system] get_char((0x55798e5fad60), ' ')
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1985024)
   Exit: (187) [system] peek_char((0x55798e5fad60), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55798e5fad60), _1992762)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1995466)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _2003204)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _2005908)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _2023758)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _2029328)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _2031186)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _2045340)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _2029328)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _2050910)
   Exit: (187) [system] peek_char((0x55798e5fad60), l)
   Call: (187) [system] l=(;)
   Fail: (187) [system] l=(;)
^  Call: (187) [user] is_like_space(l)
   Call: (188) [system] char_type(l, 'white')
   Fail: (188) [system] char_type(l, 'white')
   Call: (188) [system] char_type(l, end_of_line)
   Fail: (188) [system] char_type(l, end_of_line)
   Call: (188) [system] char_type(l, space)
   Fail: (188) [system] char_type(l, space)
   Call: (188) [system] char_type(l, cntrl)
   Fail: (188) [system] char_type(l, cntrl)
^  Fail: (187) [user] is_like_space(l)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _2065064)
   Exit: (186) [system] peek_char((0x55798e5fad60), l)
   Call: (186) [system] l=')'
   Fail: (186) [system] l=')'
   Call: (186) [system] l=end_of_file
   Fail: (186) [system] l=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _2070634)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _2072492)
   Exit: (188) [system] peek_char((0x55798e5fad60), l)
   Call: (188) [system] l=(;)
   Fail: (188) [system] l=(;)
^  Call: (188) [user] is_like_space(l)
   Call: (189) [system] char_type(l, 'white')
   Fail: (189) [system] char_type(l, 'white')
   Call: (189) [system] char_type(l, end_of_line)
   Fail: (189) [system] char_type(l, end_of_line)
   Call: (189) [system] char_type(l, space)
   Fail: (189) [system] char_type(l, space)
   Call: (189) [system] char_type(l, cntrl)
   Fail: (189) [system] char_type(l, cntrl)
^  Fail: (188) [user] is_like_space(l)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _2086646)
   Exit: (187) [system] get_char((0x55798e5fad60), l)
   Call: (187) [system] l='('
   Fail: (187) [system] l='('
   Call: (187) [system] l='['
   Fail: (187) [system] l='['
   Call: (187) [system] l='{'
   Fail: (187) [system] l='{'
   Call: (187) [system] l='"'
   Fail: (187) [system] l='"'
   Call: (187) [system] l=!
   Fail: (187) [system] l=!
   Call: (187) [system] l='\''
   Fail: (187) [system] l='\''
   Call: (187) [system] l='`'
   Fail: (187) [system] l='`'
   Call: (187) [system] l=end_of_file
   Fail: (187) [system] l=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), l, _3430)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _10814)
   Call: (189) [system] peek_char((0x55798e5fad60), _11748)
   Exit: (189) [system] peek_char((0x55798e5fad60), e)
^  Call: (189) [user] is_delimiter(e)
   Call: (190) [system] char_type(e, space)
   Fail: (190) [system] char_type(e, space)
   Call: (190) [system] arg(_16468, v('(', ')', end_of_file), e)
   Fail: (190) [system] arg(_17400, v('(', ')', end_of_file), e)
^  Fail: (189) [user] is_delimiter(e)
   Call: (189) [system] ')'==e
   Fail: (189) [system] ')'==e
   Call: (189) [system] get_char((0x55798e5fad60), e)
   Exit: (189) [system] get_char((0x55798e5fad60), e)
   Call: (189) [system] e=(\)
   Fail: (189) [system] e=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _24750)
   Call: (190) [system] peek_char((0x55798e5fad60), _25684)
   Exit: (190) [system] peek_char((0x55798e5fad60), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_30404, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_31336, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55798e5fad60), t)
   Exit: (190) [system] get_char((0x55798e5fad60), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _38686)
   Call: (191) [system] peek_char((0x55798e5fad60), _39620)
   Exit: (191) [system] peek_char((0x55798e5fad60), *)
^  Call: (191) [user] is_delimiter(*)
   Call: (192) [system] char_type(*, space)
   Fail: (192) [system] char_type(*, space)
   Call: (192) [system] arg(_44340, v('(', ')', end_of_file), *)
   Fail: (192) [system] arg(_45272, v('(', ')', end_of_file), *)
^  Fail: (191) [user] is_delimiter(*)
   Call: (191) [system] ')'==(*)
   Fail: (191) [system] ')'==(*)
   Call: (191) [system] get_char((0x55798e5fad60), *)
   Exit: (191) [system] get_char((0x55798e5fad60), *)
   Call: (191) [system] (*)=(\)
   Fail: (191) [system] (*)=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _52622)
   Call: (192) [system] peek_char((0x55798e5fad60), _53556)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _52622=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (191) [system] _38686=[*]
   Exit: (191) [system] [*]=[*]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [*])
   Call: (190) [system] _24750=[t, *]
   Exit: (190) [system] [t, *]=[t, *]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, *])
   Call: (189) [system] _10814=[e, t, *]
   Exit: (189) [system] [e, t, *]=[e, t, *]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, t, *])
^  Call: (188) [user] classify_and_convert_charseq(l, [e, t, *], _3430)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_71248, _71250), once(user:catch(read_from_chars([l, e, t, *], _3430), _71224, fail)), '$restore_trace'(_71248, _71250))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_71248, _71250))
   Call: (189) [system] atom_chars(_3430, [l, e, t, *])
   Exit: (189) [system] atom_chars('let*', [l, e, t, *])
^  Exit: (188) [user] classify_and_convert_charseq(l, [e, t, *], 'let*')
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), l, 'let*')
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), 'let*')
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _8202)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _10060)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _17798)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _20502)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _35580)
   Exit: (187) [system] peek_char((0x55798e5fad60), '(')
   Call: (187) [system] '('=')'
   Fail: (187) [system] '('=')'
   Call: (187) [system] '('=end_of_file
   Fail: (187) [system] '('=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _41150)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _43008)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _57162)
   Exit: (188) [system] get_char((0x55798e5fad60), '(')
   Call: (188) [system] '('='('
   Exit: (188) [system] '('='('
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _41150)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _62732)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _76886)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _82456)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _84314)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _98468)
   Exit: (190) [system] get_char((0x55798e5fad60), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _82456)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _104038)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _118192)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _123762)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _125620)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _139774)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _123762)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _145344)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _159498)
   Exit: (193) [system] peek_char((0x55798e5fad60), :)
   Call: (193) [system] (:)=')'
   Fail: (193) [system] (:)=')'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _165068)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _166926)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _181080)
   Exit: (194) [system] get_char((0x55798e5fad60), :)
   Call: (194) [system] (:)='('
   Fail: (194) [system] (:)='('
   Call: (194) [system] (:)='['
   Fail: (194) [system] (:)='['
   Call: (194) [system] (:)='{'
   Fail: (194) [system] (:)='{'
   Call: (194) [system] (:)='"'
   Fail: (194) [system] (:)='"'
   Call: (194) [system] (:)=!
   Fail: (194) [system] (:)=!
   Call: (194) [system] (:)='\''
   Fail: (194) [system] (:)='\''
   Call: (194) [system] (:)='`'
   Fail: (194) [system] (:)='`'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), :, _165068)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _198722)
   Call: (196) [system] peek_char((0x55798e5fad60), _199656)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _198722=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (195) [user] classify_and_convert_charseq(:, [], _165068)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_208966, _208968), once(user:catch(read_from_chars([:], _165068), _208942, fail)), '$restore_trace'(_208966, _208968))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_208966, _208968))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _208942, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(:)
   Exit: (196) [system] atomic(:)
^  Exit: (195) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _216466)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _218324)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _226062)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _228766)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _243844)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _249414)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _251272)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _265426)
   Exit: (195) [system] get_char((0x55798e5fad60), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _249414)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _283068)
   Call: (197) [system] peek_char((0x55798e5fad60), _284002)
   Exit: (197) [system] peek_char((0x55798e5fad60), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_288722, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_289654, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55798e5fad60), r)
   Exit: (197) [system] get_char((0x55798e5fad60), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _297004)
   Call: (198) [system] peek_char((0x55798e5fad60), _297938)
   Exit: (198) [system] peek_char((0x55798e5fad60), u)
^  Call: (198) [user] is_delimiter(u)
   Call: (199) [system] char_type(u, space)
   Fail: (199) [system] char_type(u, space)
   Call: (199) [system] arg(_302658, v('(', ')', end_of_file), u)
   Fail: (199) [system] arg(_303590, v('(', ')', end_of_file), u)
^  Fail: (198) [user] is_delimiter(u)
   Call: (198) [system] ')'==u
   Fail: (198) [system] ')'==u
   Call: (198) [system] get_char((0x55798e5fad60), u)
   Exit: (198) [system] get_char((0x55798e5fad60), u)
   Call: (198) [system] u=(\)
   Fail: (198) [system] u=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _310940)
   Call: (199) [system] peek_char((0x55798e5fad60), _311874)
   Exit: (199) [system] peek_char((0x55798e5fad60), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_316594, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_317526, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55798e5fad60), c)
   Exit: (199) [system] get_char((0x55798e5fad60), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _324876)
   Call: (200) [system] peek_char((0x55798e5fad60), _325810)
   Exit: (200) [system] peek_char((0x55798e5fad60), t)
^  Call: (200) [user] is_delimiter(t)
   Call: (201) [system] char_type(t, space)
   Fail: (201) [system] char_type(t, space)
   Call: (201) [system] arg(_330530, v('(', ')', end_of_file), t)
   Fail: (201) [system] arg(_331462, v('(', ')', end_of_file), t)
^  Fail: (200) [user] is_delimiter(t)
   Call: (200) [system] ')'==t
   Fail: (200) [system] ')'==t
   Call: (200) [system] get_char((0x55798e5fad60), t)
   Exit: (200) [system] get_char((0x55798e5fad60), t)
   Call: (200) [system] t=(\)
   Fail: (200) [system] t=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _338812)
   Call: (201) [system] peek_char((0x55798e5fad60), _339746)
   Exit: (201) [system] peek_char((0x55798e5fad60), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_344466, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_345398, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55798e5fad60), o)
   Exit: (201) [system] get_char((0x55798e5fad60), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _352748)
   Call: (202) [system] peek_char((0x55798e5fad60), _353682)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_358402, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_359334, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _366684)
   Call: (203) [system] peek_char((0x55798e5fad60), _367618)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _366684=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (202) [system] _352748=[r]
   Exit: (202) [system] [r]=[r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r])
   Call: (201) [system] _338812=[o, r]
   Exit: (201) [system] [o, r]=[o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, r])
   Call: (200) [system] _324876=[t, o, r]
   Exit: (200) [system] [t, o, r]=[t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, o, r])
   Call: (199) [system] _310940=[c, t, o, r]
   Exit: (199) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, o, r])
   Call: (198) [system] _297004=[u, c, t, o, r]
   Exit: (198) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, o, r])
   Call: (197) [system] _283068=[r, u, c, t, o, r]
   Exit: (197) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, u, c, t, o, r])
^  Call: (196) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _249414)
   Call: (197) [system] atom_chars(_393666, ['_', r, u, c, t, o, r])
   Exit: (197) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (196) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _ructor)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _ructor)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), _ructor)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _398330)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _400188)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _407926)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _410630)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _425708)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _431278)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _433136)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _447290)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _431278)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _452860)
   Exit: (198) [system] peek_char((0x55798e5fad60), -)
   Call: (198) [system] (-)=(;)
   Fail: (198) [system] (-)=(;)
^  Call: (198) [user] is_like_space(-)
   Call: (199) [system] char_type(-, 'white')
   Fail: (199) [system] char_type(-, 'white')
   Call: (199) [system] char_type(-, end_of_line)
   Fail: (199) [system] char_type(-, end_of_line)
   Call: (199) [system] char_type(-, space)
   Fail: (199) [system] char_type(-, space)
   Call: (199) [system] char_type(-, cntrl)
   Fail: (199) [system] char_type(-, cntrl)
^  Fail: (198) [user] is_like_space(-)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _467014)
   Exit: (197) [system] peek_char((0x55798e5fad60), -)
   Call: (197) [system] (-)=')'
   Fail: (197) [system] (-)=')'
   Call: (197) [system] (-)=end_of_file
   Fail: (197) [system] (-)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _472584)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _474442)
   Exit: (199) [system] peek_char((0x55798e5fad60), -)
   Call: (199) [system] (-)=(;)
   Fail: (199) [system] (-)=(;)
^  Call: (199) [user] is_like_space(-)
   Call: (200) [system] char_type(-, 'white')
   Fail: (200) [system] char_type(-, 'white')
   Call: (200) [system] char_type(-, end_of_line)
   Fail: (200) [system] char_type(-, end_of_line)
   Call: (200) [system] char_type(-, space)
   Fail: (200) [system] char_type(-, space)
   Call: (200) [system] char_type(-, cntrl)
   Fail: (200) [system] char_type(-, cntrl)
^  Fail: (199) [user] is_like_space(-)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _488596)
   Exit: (198) [system] get_char((0x55798e5fad60), -)
   Call: (198) [system] (-)='('
   Fail: (198) [system] (-)='('
   Call: (198) [system] (-)='['
   Fail: (198) [system] (-)='['
   Call: (198) [system] (-)='{'
   Fail: (198) [system] (-)='{'
   Call: (198) [system] (-)='"'
   Fail: (198) [system] (-)='"'
   Call: (198) [system] (-)=!
   Fail: (198) [system] (-)=!
   Call: (198) [system] (-)='\''
   Fail: (198) [system] (-)='\''
   Call: (198) [system] (-)='`'
   Fail: (198) [system] (-)='`'
   Call: (198) [system] (-)=end_of_file
   Fail: (198) [system] (-)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), -, _472584)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _506238)
   Call: (200) [system] peek_char((0x55798e5fad60), _507172)
   Exit: (200) [system] peek_char((0x55798e5fad60), >)
^  Call: (200) [user] is_delimiter(>)
   Call: (201) [system] char_type(>, space)
   Fail: (201) [system] char_type(>, space)
   Call: (201) [system] arg(_511892, v('(', ')', end_of_file), >)
   Fail: (201) [system] arg(_512824, v('(', ')', end_of_file), >)
^  Fail: (200) [user] is_delimiter(>)
   Call: (200) [system] ')'==(>)
   Fail: (200) [system] ')'==(>)
   Call: (200) [system] get_char((0x55798e5fad60), >)
   Exit: (200) [system] get_char((0x55798e5fad60), >)
   Call: (200) [system] (>)=(\)
   Fail: (200) [system] (>)=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _520174)
   Call: (201) [system] peek_char((0x55798e5fad60), _521108)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _520174=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _506238=[>]
   Exit: (200) [system] [>]=[>]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (199) [user] classify_and_convert_charseq(-, [>], _472584)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_533212, _533214), once(user:catch(read_from_chars([-, >], _472584), _533188, fail)), '$restore_trace'(_533212, _533214))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_533212, _533214))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _533188, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(->)
   Exit: (200) [system] atomic(->)
^  Exit: (199) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _540712)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _542570)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _550308)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _553012)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _568090)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _573660)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _575518)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _589672)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _573660)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _607314)
   Call: (201) [system] peek_char((0x55798e5fad60), _608248)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_612968, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_613900, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _621250)
   Call: (202) [system] peek_char((0x55798e5fad60), _622184)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_626904, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_627836, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _635186)
   Call: (203) [system] peek_char((0x55798e5fad60), _636120)
   Exit: (203) [system] peek_char((0x55798e5fad60), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_640840, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_641772, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55798e5fad60), e)
   Exit: (203) [system] get_char((0x55798e5fad60), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _649122)
   Call: (204) [system] peek_char((0x55798e5fad60), _650056)
   Exit: (204) [system] peek_char((0x55798e5fad60), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_654776, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_655708, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55798e5fad60), m)
   Exit: (204) [system] get_char((0x55798e5fad60), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _663058)
   Call: (205) [system] peek_char((0x55798e5fad60), _663992)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_668712, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_669644, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _676994)
   Call: (206) [system] peek_char((0x55798e5fad60), _677928)
   Exit: (206) [system] peek_char((0x55798e5fad60), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_682648, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_683580, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55798e5fad60), s)
   Exit: (206) [system] get_char((0x55798e5fad60), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _690930)
   Call: (207) [system] peek_char((0x55798e5fad60), _691864)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_696584, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_697516, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _704866)
   Call: (208) [system] peek_char((0x55798e5fad60), _705800)
   Exit: (208) [system] peek_char((0x55798e5fad60), '1')
^  Call: (208) [user] is_delimiter('1')
   Call: (209) [system] char_type('1', space)
   Fail: (209) [system] char_type('1', space)
   Call: (209) [system] arg(_710520, v('(', ')', end_of_file), '1')
   Fail: (209) [system] arg(_711452, v('(', ')', end_of_file), '1')
^  Fail: (208) [user] is_delimiter('1')
   Call: (208) [system] ')'=='1'
   Fail: (208) [system] ')'=='1'
   Call: (208) [system] get_char((0x55798e5fad60), '1')
   Exit: (208) [system] get_char((0x55798e5fad60), '1')
   Call: (208) [system] '1'=(\)
   Fail: (208) [system] '1'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _718802)
   Call: (209) [system] peek_char((0x55798e5fad60), _719736)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _718802=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _704866=['1']
   Exit: (208) [system] ['1']=['1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (207) [system] _690930=[e, '1']
   Exit: (207) [system] [e, '1']=[e, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '1'])
   Call: (206) [system] _676994=[s, e, '1']
   Exit: (206) [system] [s, e, '1']=[s, e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '1'])
   Call: (205) [system] _663058=[i, s, e, '1']
   Exit: (205) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '1'])
   Call: (204) [system] _649122=[m, i, s, e, '1']
   Exit: (204) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '1'])
   Call: (203) [system] _635186=[e, m, i, s, e, '1']
   Exit: (203) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '1'])
   Call: (202) [system] _621250=[r, e, m, i, s, e, '1']
   Exit: (202) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '1'])
   Call: (201) [system] _607314=[p, r, e, m, i, s, e, '1']
   Exit: (201) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '1'])
^  Call: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _573660)
   Call: (201) [system] atom_chars(_751372, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (201) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _premise1)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _premise1)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _756036)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _757894)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _765632)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _768336)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _783414)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _788984)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _790842)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _804996)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _788984)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _822638)
   Call: (202) [system] peek_char((0x55798e5fad60), _823572)
   Exit: (202) [system] peek_char((0x55798e5fad60), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_828292, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_829224, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55798e5fad60), p)
   Exit: (202) [system] get_char((0x55798e5fad60), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _836574)
   Call: (203) [system] peek_char((0x55798e5fad60), _837508)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_842228, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_843160, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _850510)
   Call: (204) [system] peek_char((0x55798e5fad60), _851444)
   Exit: (204) [system] peek_char((0x55798e5fad60), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_856164, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_857096, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55798e5fad60), e)
   Exit: (204) [system] get_char((0x55798e5fad60), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _864446)
   Call: (205) [system] peek_char((0x55798e5fad60), _865380)
   Exit: (205) [system] peek_char((0x55798e5fad60), m)
^  Call: (205) [user] is_delimiter(m)
   Call: (206) [system] char_type(m, space)
   Fail: (206) [system] char_type(m, space)
   Call: (206) [system] arg(_870100, v('(', ')', end_of_file), m)
   Fail: (206) [system] arg(_871032, v('(', ')', end_of_file), m)
^  Fail: (205) [user] is_delimiter(m)
   Call: (205) [system] ')'==m
   Fail: (205) [system] ')'==m
   Call: (205) [system] get_char((0x55798e5fad60), m)
   Exit: (205) [system] get_char((0x55798e5fad60), m)
   Call: (205) [system] m=(\)
   Fail: (205) [system] m=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _878382)
   Call: (206) [system] peek_char((0x55798e5fad60), _879316)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_884036, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_884968, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _892318)
   Call: (207) [system] peek_char((0x55798e5fad60), _893252)
   Exit: (207) [system] peek_char((0x55798e5fad60), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_897972, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_898904, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55798e5fad60), s)
   Exit: (207) [system] get_char((0x55798e5fad60), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _906254)
   Call: (208) [system] peek_char((0x55798e5fad60), _907188)
   Exit: (208) [system] peek_char((0x55798e5fad60), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_911908, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_912840, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55798e5fad60), e)
   Exit: (208) [system] get_char((0x55798e5fad60), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _920190)
   Call: (209) [system] peek_char((0x55798e5fad60), _921124)
   Exit: (209) [system] peek_char((0x55798e5fad60), '2')
^  Call: (209) [user] is_delimiter('2')
   Call: (210) [system] char_type('2', space)
   Fail: (210) [system] char_type('2', space)
   Call: (210) [system] arg(_925844, v('(', ')', end_of_file), '2')
   Fail: (210) [system] arg(_926776, v('(', ')', end_of_file), '2')
^  Fail: (209) [user] is_delimiter('2')
   Call: (209) [system] ')'=='2'
   Fail: (209) [system] ')'=='2'
   Call: (209) [system] get_char((0x55798e5fad60), '2')
   Exit: (209) [system] get_char((0x55798e5fad60), '2')
   Call: (209) [system] '2'=(\)
   Fail: (209) [system] '2'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _934126)
   Call: (210) [system] peek_char((0x55798e5fad60), _935060)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _934126=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _920190=['2']
   Exit: (209) [system] ['2']=['2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (208) [system] _906254=[e, '2']
   Exit: (208) [system] [e, '2']=[e, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '2'])
   Call: (207) [system] _892318=[s, e, '2']
   Exit: (207) [system] [s, e, '2']=[s, e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '2'])
   Call: (206) [system] _878382=[i, s, e, '2']
   Exit: (206) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '2'])
   Call: (205) [system] _864446=[m, i, s, e, '2']
   Exit: (205) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '2'])
   Call: (204) [system] _850510=[e, m, i, s, e, '2']
   Exit: (204) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '2'])
   Call: (203) [system] _836574=[r, e, m, i, s, e, '2']
   Exit: (203) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '2'])
   Call: (202) [system] _822638=[p, r, e, m, i, s, e, '2']
   Exit: (202) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '2'])
^  Call: (201) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _788984)
   Call: (202) [system] atom_chars(_966696, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (202) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (201) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _premise2)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _premise2)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _971360)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _973218)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _980956)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _983660)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _998738)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1004308)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1006166)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1020320)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _1004308)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1037962)
   Call: (203) [system] peek_char((0x55798e5fad60), _1038896)
   Exit: (203) [system] peek_char((0x55798e5fad60), c)
^  Call: (203) [user] is_delimiter(c)
   Call: (204) [system] char_type(c, space)
   Fail: (204) [system] char_type(c, space)
   Call: (204) [system] arg(_1043616, v('(', ')', end_of_file), c)
   Fail: (204) [system] arg(_1044548, v('(', ')', end_of_file), c)
^  Fail: (203) [user] is_delimiter(c)
   Call: (203) [system] ')'==c
   Fail: (203) [system] ')'==c
   Call: (203) [system] get_char((0x55798e5fad60), c)
   Exit: (203) [system] get_char((0x55798e5fad60), c)
   Call: (203) [system] c=(\)
   Fail: (203) [system] c=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1051898)
   Call: (204) [system] peek_char((0x55798e5fad60), _1052832)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1057552, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1058484, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1065834)
   Call: (205) [system] peek_char((0x55798e5fad60), _1066768)
   Exit: (205) [system] peek_char((0x55798e5fad60), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_1071488, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_1072420, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55798e5fad60), n)
   Exit: (205) [system] get_char((0x55798e5fad60), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1079770)
   Call: (206) [system] peek_char((0x55798e5fad60), _1080704)
   Exit: (206) [system] peek_char((0x55798e5fad60), c)
^  Call: (206) [user] is_delimiter(c)
   Call: (207) [system] char_type(c, space)
   Fail: (207) [system] char_type(c, space)
   Call: (207) [system] arg(_1085424, v('(', ')', end_of_file), c)
   Fail: (207) [system] arg(_1086356, v('(', ')', end_of_file), c)
^  Fail: (206) [user] is_delimiter(c)
   Call: (206) [system] ')'==c
   Fail: (206) [system] ')'==c
   Call: (206) [system] get_char((0x55798e5fad60), c)
   Exit: (206) [system] get_char((0x55798e5fad60), c)
   Call: (206) [system] c=(\)
   Fail: (206) [system] c=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1093706)
   Call: (207) [system] peek_char((0x55798e5fad60), _1094640)
   Exit: (207) [system] peek_char((0x55798e5fad60), l)
^  Call: (207) [user] is_delimiter(l)
   Call: (208) [system] char_type(l, space)
   Fail: (208) [system] char_type(l, space)
   Call: (208) [system] arg(_1099360, v('(', ')', end_of_file), l)
   Fail: (208) [system] arg(_1100292, v('(', ')', end_of_file), l)
^  Fail: (207) [user] is_delimiter(l)
   Call: (207) [system] ')'==l
   Fail: (207) [system] ')'==l
   Call: (207) [system] get_char((0x55798e5fad60), l)
   Exit: (207) [system] get_char((0x55798e5fad60), l)
   Call: (207) [system] l=(\)
   Fail: (207) [system] l=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1107642)
   Call: (208) [system] peek_char((0x55798e5fad60), _1108576)
   Exit: (208) [system] peek_char((0x55798e5fad60), u)
^  Call: (208) [user] is_delimiter(u)
   Call: (209) [system] char_type(u, space)
   Fail: (209) [system] char_type(u, space)
   Call: (209) [system] arg(_1113296, v('(', ')', end_of_file), u)
   Fail: (209) [system] arg(_1114228, v('(', ')', end_of_file), u)
^  Fail: (208) [user] is_delimiter(u)
   Call: (208) [system] ')'==u
   Fail: (208) [system] ')'==u
   Call: (208) [system] get_char((0x55798e5fad60), u)
   Exit: (208) [system] get_char((0x55798e5fad60), u)
   Call: (208) [system] u=(\)
   Fail: (208) [system] u=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1121578)
   Call: (209) [system] peek_char((0x55798e5fad60), _1122512)
   Exit: (209) [system] peek_char((0x55798e5fad60), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_1127232, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_1128164, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55798e5fad60), s)
   Exit: (209) [system] get_char((0x55798e5fad60), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1135514)
   Call: (210) [system] peek_char((0x55798e5fad60), _1136448)
   Exit: (210) [system] peek_char((0x55798e5fad60), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_1141168, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_1142100, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55798e5fad60), i)
   Exit: (210) [system] get_char((0x55798e5fad60), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1149450)
   Call: (211) [system] peek_char((0x55798e5fad60), _1150384)
   Exit: (211) [system] peek_char((0x55798e5fad60), o)
^  Call: (211) [user] is_delimiter(o)
   Call: (212) [system] char_type(o, space)
   Fail: (212) [system] char_type(o, space)
   Call: (212) [system] arg(_1155104, v('(', ')', end_of_file), o)
   Fail: (212) [system] arg(_1156036, v('(', ')', end_of_file), o)
^  Fail: (211) [user] is_delimiter(o)
   Call: (211) [system] ')'==o
   Fail: (211) [system] ')'==o
   Call: (211) [system] get_char((0x55798e5fad60), o)
   Exit: (211) [system] get_char((0x55798e5fad60), o)
   Call: (211) [system] o=(\)
   Fail: (211) [system] o=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1163386)
   Call: (212) [system] peek_char((0x55798e5fad60), _1164320)
   Exit: (212) [system] peek_char((0x55798e5fad60), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_1169040, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_1169972, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55798e5fad60), n)
   Exit: (212) [system] get_char((0x55798e5fad60), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1177322)
   Call: (213) [system] peek_char((0x55798e5fad60), _1178256)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_1182976, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _1177322=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (212) [system] _1163386=[n]
   Exit: (212) [system] [n]=[n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (211) [system] _1149450=[o, n]
   Exit: (211) [system] [o, n]=[o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (210) [system] _1135514=[i, o, n]
   Exit: (210) [system] [i, o, n]=[i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (209) [system] _1121578=[s, i, o, n]
   Exit: (209) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, o, n])
   Call: (208) [system] _1107642=[u, s, i, o, n]
   Exit: (208) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, s, i, o, n])
   Call: (207) [system] _1093706=[l, u, s, i, o, n]
   Exit: (207) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, u, s, i, o, n])
   Call: (206) [system] _1079770=[c, l, u, s, i, o, n]
   Exit: (206) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, l, u, s, i, o, n])
   Call: (205) [system] _1065834=[n, c, l, u, s, i, o, n]
   Exit: (205) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, l, u, s, i, o, n])
   Call: (204) [system] _1051898=[o, n, c, l, u, s, i, o, n]
   Exit: (204) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, c, l, u, s, i, o, n])
   Call: (203) [system] _1037962=[c, o, n, c, l, u, s, i, o, n]
   Exit: (203) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, o, n, c, l, u, s, i, o, n])
^  Call: (202) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _1004308)
   Call: (203) [system] atom_chars(_1217352, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (203) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (202) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _conclusion)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _conclusion)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1222016)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1223874)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1238028)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55798e5fad60), _1241818)
   Exit: (201) [system] get_char((0x55798e5fad60), ')')
   Call: (201) [system] _1222016=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [])
   Call: (200) [system] _971360=[_conclusion]
   Exit: (200) [system] [_conclusion]=[_conclusion]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_conclusion])
   Call: (199) [system] _756036=[_premise2, _conclusion]
   Exit: (199) [system] [_premise2, _conclusion]=[_premise2, _conclusion]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_premise2, _conclusion])
   Call: (198) [system] _540712=[_premise1, _premise2, _conclusion]
   Exit: (198) [system] [_premise1, _premise2, _conclusion]=[_premise1, _premise2, _conclusion]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_premise1, _premise2, _conclusion])
   Call: (197) [system] _431278=[->, _premise1, _premise2, _conclusion]
   Exit: (197) [system] [->, _premise1, _premise2, _conclusion]=[->, _premise1, _premise2, _conclusion]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [->, _premise1, _premise2, _conclusion])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [->, _premise1, _premise2, _conclusion])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1258494)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1260352)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1274506)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _1278296)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _1258494=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _398330=[[->, _premise1, _premise2, _conclusion]]
   Exit: (195) [system] [[->, _premise1, _premise2, _conclusion]]=[[->, _premise1, _premise2, _conclusion]]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[->, _premise1, _premise2, _conclusion]])
   Call: (194) [system] _216466=[_ructor, [->, _premise1, _premise2, _conclusion]]
   Exit: (194) [system] [_ructor, [->, _premise1, _premise2, _conclusion]]=[_ructor, [->, _premise1, _premise2, _conclusion]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [_ructor, [->, _premise1, _premise2, _conclusion]])
   Call: (193) [system] _123762=[:, _ructor, [->, _premise1, _premise2, _conclusion]]
   Exit: (193) [system] [:, _ructor, [->, _premise1, _premise2, _conclusion]]=[:, _ructor, [->, _premise1, _premise2, _conclusion]]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [:, _ructor, [->, _premise1, _premise2, _conclusion]])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), [:, _ructor, [->, _premise1, _premise2, _conclusion]])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1292178)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1294036)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1301774)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1304478)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1319556)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1325126)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1326984)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1341138)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1325126)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1346708)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1360862)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1366432)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1368290)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1382444)
   Exit: (195) [system] get_char((0x55798e5fad60), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _1366432)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1400086)
   Call: (197) [system] peek_char((0x55798e5fad60), _1401020)
   Exit: (197) [system] peek_char((0x55798e5fad60), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_1405740, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_1406672, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55798e5fad60), r)
   Exit: (197) [system] get_char((0x55798e5fad60), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1414022)
   Call: (198) [system] peek_char((0x55798e5fad60), _1414956)
   Exit: (198) [system] peek_char((0x55798e5fad60), b)
^  Call: (198) [user] is_delimiter(b)
   Call: (199) [system] char_type(b, space)
   Fail: (199) [system] char_type(b, space)
   Call: (199) [system] arg(_1419676, v('(', ')', end_of_file), b)
   Fail: (199) [system] arg(_1420608, v('(', ')', end_of_file), b)
^  Fail: (198) [user] is_delimiter(b)
   Call: (198) [system] ')'==b
   Fail: (198) [system] ')'==b
   Call: (198) [system] get_char((0x55798e5fad60), b)
   Exit: (198) [system] get_char((0x55798e5fad60), b)
   Call: (198) [system] b=(\)
   Fail: (198) [system] b=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1427958)
   Call: (199) [system] peek_char((0x55798e5fad60), _1428892)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1433612, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1427958=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (198) [system] _1414022=[b]
   Exit: (198) [system] [b]=[b]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (197) [system] _1400086=[r, b]
   Exit: (197) [system] [r, b]=[r, b]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (196) [user] classify_and_convert_charseq($, [r, b], _1366432)
   Call: (197) [system] atom_chars(_1445636, ['_', r, b])
   Exit: (197) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (196) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1450300)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1452158)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1466312)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55798e5fad60), _1470102)
   Exit: (195) [system] get_char((0x55798e5fad60), ')')
   Call: (195) [system] _1450300=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [])
   Call: (194) [system] _1325126=[_rb]
   Exit: (194) [system] [_rb]=[_rb]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [_rb])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [_rb])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1478396)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1480254)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1494408)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _1498198)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _1478396=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _1292178=[[_rb]]
   Exit: (192) [system] [[_rb]]=[[_rb]]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [[_rb]])
   Call: (191) [system] _82456=[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]]
   Exit: (191) [system] [[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]]=[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]])
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]])
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _1509286)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1511144)
   Exit: (191) [system] peek_char((0x55798e5fad60), '\n')
   Call: (191) [system] '\n'=(;)
   Fail: (191) [system] '\n'=(;)
^  Call: (191) [user] is_like_space('\n')
   Call: (192) [system] char_type('\n', 'white')
   Fail: (192) [system] char_type('\n', 'white')
   Call: (192) [system] char_type('\n', end_of_line)
   Exit: (192) [system] char_type('\n', end_of_line)
^  Exit: (191) [user] is_like_space('\n')
   Call: (191) [system] get_char((0x55798e5fad60), _1520738)
   Exit: (191) [system] get_char((0x55798e5fad60), '\n')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1523442)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _1531180)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1533884)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1541622)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1544326)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1552064)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1554768)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1562506)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1565210)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1572948)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1575652)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1583390)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1586094)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1593832)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1596536)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1604274)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1606978)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1614716)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1617420)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1625158)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1627862)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1652180)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _1657750)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1659608)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _1673762)
   Exit: (191) [system] get_char((0x55798e5fad60), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1657750)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1679332)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1693486)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1699056)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1700914)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1715068)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1699056)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1720638)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1734792)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=')'
   Fail: (194) [system] (:)=')'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1740362)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1742220)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1756374)
   Exit: (195) [system] get_char((0x55798e5fad60), :)
   Call: (195) [system] (:)='('
   Fail: (195) [system] (:)='('
   Call: (195) [system] (:)='['
   Fail: (195) [system] (:)='['
   Call: (195) [system] (:)='{'
   Fail: (195) [system] (:)='{'
   Call: (195) [system] (:)='"'
   Fail: (195) [system] (:)='"'
   Call: (195) [system] (:)=!
   Fail: (195) [system] (:)=!
   Call: (195) [system] (:)='\''
   Fail: (195) [system] (:)='\''
   Call: (195) [system] (:)='`'
   Fail: (195) [system] (:)='`'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), :, _1740362)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1774016)
   Call: (197) [system] peek_char((0x55798e5fad60), _1774950)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1774016=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (196) [user] classify_and_convert_charseq(:, [], _1740362)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1784260, _1784262), once(user:catch(read_from_chars([:], _1740362), _1784236, fail)), '$restore_trace'(_1784260, _1784262))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1784260, _1784262))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1784236, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(:)
   Exit: (197) [system] atomic(:)
^  Exit: (196) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1791760)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1793618)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1801356)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1804060)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1819138)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1824708)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1826566)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1840720)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1824708)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1846290)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1860444)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1866014)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1867872)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1882026)
   Exit: (198) [system] get_char((0x55798e5fad60), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _1866014)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1899668)
   Call: (200) [system] peek_char((0x55798e5fad60), _1900602)
   Exit: (200) [system] peek_char((0x55798e5fad60), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_1905322, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_1906254, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55798e5fad60), r)
   Exit: (200) [system] get_char((0x55798e5fad60), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1913604)
   Call: (201) [system] peek_char((0x55798e5fad60), _1914538)
   Exit: (201) [system] peek_char((0x55798e5fad60), u)
^  Call: (201) [user] is_delimiter(u)
   Call: (202) [system] char_type(u, space)
   Fail: (202) [system] char_type(u, space)
   Call: (202) [system] arg(_1919258, v('(', ')', end_of_file), u)
   Fail: (202) [system] arg(_1920190, v('(', ')', end_of_file), u)
^  Fail: (201) [user] is_delimiter(u)
   Call: (201) [system] ')'==u
   Fail: (201) [system] ')'==u
   Call: (201) [system] get_char((0x55798e5fad60), u)
   Exit: (201) [system] get_char((0x55798e5fad60), u)
   Call: (201) [system] u=(\)
   Fail: (201) [system] u=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1927540)
   Call: (202) [system] peek_char((0x55798e5fad60), _1928474)
   Exit: (202) [system] peek_char((0x55798e5fad60), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_1933194, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_1934126, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55798e5fad60), c)
   Exit: (202) [system] get_char((0x55798e5fad60), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1941476)
   Call: (203) [system] peek_char((0x55798e5fad60), _1942410)
   Exit: (203) [system] peek_char((0x55798e5fad60), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_1947130, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_1948062, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55798e5fad60), t)
   Exit: (203) [system] get_char((0x55798e5fad60), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1955412)
   Call: (204) [system] peek_char((0x55798e5fad60), _1956346)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1961066, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1961998, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1969348)
   Call: (205) [system] peek_char((0x55798e5fad60), _1970282)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1975002, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1975934, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1983284)
   Call: (206) [system] peek_char((0x55798e5fad60), _1984218)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1983284=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _1969348=[r]
   Exit: (205) [system] [r]=[r]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r])
   Call: (204) [system] _1955412=[o, r]
   Exit: (204) [system] [o, r]=[o, r]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, r])
   Call: (203) [system] _1941476=[t, o, r]
   Exit: (203) [system] [t, o, r]=[t, o, r]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, o, r])
   Call: (202) [system] _1927540=[c, t, o, r]
   Exit: (202) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, o, r])
   Call: (201) [system] _1913604=[u, c, t, o, r]
   Exit: (201) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, o, r])
   Call: (200) [system] _1899668=[r, u, c, t, o, r]
   Exit: (200) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, u, c, t, o, r])
^  Call: (199) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _1866014)
   Call: (200) [system] atom_chars(_2010266, ['_', r, u, c, t, o, r])
   Exit: (200) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (199) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _ructor)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _ructor)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), _ructor)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _2014930)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _2016788)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _2024526)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _2027230)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _2042308)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _2047878)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _2049736)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _2063890)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _2047878)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _2081532)
   Call: (201) [system] peek_char((0x55798e5fad60), _2082466)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_2087186, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_2088118, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _2095468)
   Call: (202) [system] peek_char((0x55798e5fad60), _3574)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_7944, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_8876, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _16226)
   Call: (203) [system] peek_char((0x55798e5fad60), _17160)
   Exit: (203) [system] peek_char((0x55798e5fad60), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_21880, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_22812, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55798e5fad60), o)
   Exit: (203) [system] get_char((0x55798e5fad60), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _30162)
   Call: (204) [system] peek_char((0x55798e5fad60), _31096)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_35816, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_36748, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _44098)
   Call: (205) [system] peek_char((0x55798e5fad60), _45032)
   Exit: (205) [system] peek_char((0x55798e5fad60), f)
^  Call: (205) [user] is_delimiter(f)
   Call: (206) [system] char_type(f, space)
   Fail: (206) [system] char_type(f, space)
   Call: (206) [system] arg(_49752, v('(', ')', end_of_file), f)
   Fail: (206) [system] arg(_50684, v('(', ')', end_of_file), f)
^  Fail: (205) [user] is_delimiter(f)
   Call: (205) [system] ')'==f
   Fail: (205) [system] ')'==f
   Call: (205) [system] get_char((0x55798e5fad60), f)
   Exit: (205) [system] get_char((0x55798e5fad60), f)
   Call: (205) [system] f=(\)
   Fail: (205) [system] f=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _58034)
   Call: (206) [system] peek_char((0x55798e5fad60), _58968)
   Exit: (206) [system] peek_char((0x55798e5fad60), '1')
^  Call: (206) [user] is_delimiter('1')
   Call: (207) [system] char_type('1', space)
   Fail: (207) [system] char_type('1', space)
   Call: (207) [system] arg(_63688, v('(', ')', end_of_file), '1')
   Fail: (207) [system] arg(_64620, v('(', ')', end_of_file), '1')
^  Fail: (206) [user] is_delimiter('1')
   Call: (206) [system] ')'=='1'
   Fail: (206) [system] ')'=='1'
   Call: (206) [system] get_char((0x55798e5fad60), '1')
   Exit: (206) [system] get_char((0x55798e5fad60), '1')
   Call: (206) [system] '1'=(\)
   Fail: (206) [system] '1'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _71970)
   Call: (207) [system] peek_char((0x55798e5fad60), _72904)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _71970=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (206) [system] _58034=['1']
   Exit: (206) [system] ['1']=['1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (205) [system] _44098=[f, '1']
   Exit: (205) [system] [f, '1']=[f, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '1'])
   Call: (204) [system] _30162=[o, f, '1']
   Exit: (204) [system] [o, f, '1']=[o, f, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '1'])
   Call: (203) [system] _16226=[o, o, f, '1']
   Exit: (203) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '1'])
   Call: (202) [system] _3570=[r, o, o, f, '1']
   Exit: (202) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '1'])
   Call: (201) [system] _3566=[p, r, o, o, f, '1']
   Exit: (201) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '1'])
^  Call: (200) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _3562)
   Call: (201) [system] atom_chars(_98952, ['_', p, r, o, o, f, '1'])
   Exit: (201) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (200) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _proof1)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _proof1)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _proof1)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _103616)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _105474)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _113212)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _115916)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _130994)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _136564)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _138422)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _152576)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _136564)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _170218)
   Call: (202) [system] peek_char((0x55798e5fad60), _171152)
   Exit: (202) [system] peek_char((0x55798e5fad60), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_175872, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_176804, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55798e5fad60), p)
   Exit: (202) [system] get_char((0x55798e5fad60), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _184154)
   Call: (203) [system] peek_char((0x55798e5fad60), _185088)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_189808, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_190740, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _198090)
   Call: (204) [system] peek_char((0x55798e5fad60), _199024)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_203744, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_204676, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _212026)
   Call: (205) [system] peek_char((0x55798e5fad60), _212960)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_217680, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_218612, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _225962)
   Call: (206) [system] peek_char((0x55798e5fad60), _226896)
   Exit: (206) [system] peek_char((0x55798e5fad60), f)
^  Call: (206) [user] is_delimiter(f)
   Call: (207) [system] char_type(f, space)
   Fail: (207) [system] char_type(f, space)
   Call: (207) [system] arg(_231616, v('(', ')', end_of_file), f)
   Fail: (207) [system] arg(_232548, v('(', ')', end_of_file), f)
^  Fail: (206) [user] is_delimiter(f)
   Call: (206) [system] ')'==f
   Fail: (206) [system] ')'==f
   Call: (206) [system] get_char((0x55798e5fad60), f)
   Exit: (206) [system] get_char((0x55798e5fad60), f)
   Call: (206) [system] f=(\)
   Fail: (206) [system] f=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _239898)
   Call: (207) [system] peek_char((0x55798e5fad60), _240832)
   Exit: (207) [system] peek_char((0x55798e5fad60), '2')
^  Call: (207) [user] is_delimiter('2')
   Call: (208) [system] char_type('2', space)
   Fail: (208) [system] char_type('2', space)
   Call: (208) [system] arg(_245552, v('(', ')', end_of_file), '2')
   Fail: (208) [system] arg(_246484, v('(', ')', end_of_file), '2')
^  Fail: (207) [user] is_delimiter('2')
   Call: (207) [system] ')'=='2'
   Fail: (207) [system] ')'=='2'
   Call: (207) [system] get_char((0x55798e5fad60), '2')
   Exit: (207) [system] get_char((0x55798e5fad60), '2')
   Call: (207) [system] '2'=(\)
   Fail: (207) [system] '2'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _253834)
   Call: (208) [system] peek_char((0x55798e5fad60), _254768)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_259488, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _253834=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _239898=['2']
   Exit: (207) [system] ['2']=['2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (206) [system] _225962=[f, '2']
   Exit: (206) [system] [f, '2']=[f, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '2'])
   Call: (205) [system] _212026=[o, f, '2']
   Exit: (205) [system] [o, f, '2']=[o, f, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '2'])
   Call: (204) [system] _198090=[o, o, f, '2']
   Exit: (204) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '2'])
   Call: (203) [system] _184154=[r, o, o, f, '2']
   Exit: (203) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '2'])
   Call: (202) [system] _170218=[p, r, o, o, f, '2']
   Exit: (202) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '2'])
^  Call: (201) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _136564)
   Call: (202) [system] atom_chars(_282688, ['_', p, r, o, o, f, '2'])
   Exit: (202) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (201) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _proof2)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _proof2)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _proof2)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _287352)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _289210)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _303364)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55798e5fad60), _307154)
   Exit: (200) [system] get_char((0x55798e5fad60), ')')
   Call: (200) [system] _287352=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [])
   Call: (199) [system] _103616=[_proof2]
   Exit: (199) [system] [_proof2]=[_proof2]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_proof2])
   Call: (198) [system] _3558=[_proof1, _proof2]
   Exit: (198) [system] [_proof1, _proof2]=[_proof1, _proof2]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_proof1, _proof2])
   Call: (197) [system] _3546=[_ructor, _proof1, _proof2]
   Exit: (197) [system] [_ructor, _proof1, _proof2]=[_ructor, _proof1, _proof2]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [_ructor, _proof1, _proof2])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [_ructor, _proof1, _proof2])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _321036)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _322894)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _330632)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _333336)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _348414)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _353984)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _355842)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _369996)
   Exit: (197) [system] get_char((0x55798e5fad60), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _353984)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _387638)
   Call: (199) [system] peek_char((0x55798e5fad60), _388572)
   Exit: (199) [system] peek_char((0x55798e5fad60), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_393292, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_394224, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55798e5fad60), c)
   Exit: (199) [system] get_char((0x55798e5fad60), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _401574)
   Call: (200) [system] peek_char((0x55798e5fad60), _402508)
   Exit: (200) [system] peek_char((0x55798e5fad60), o)
^  Call: (200) [user] is_delimiter(o)
   Call: (201) [system] char_type(o, space)
   Fail: (201) [system] char_type(o, space)
   Call: (201) [system] arg(_407228, v('(', ')', end_of_file), o)
   Fail: (201) [system] arg(_408160, v('(', ')', end_of_file), o)
^  Fail: (200) [user] is_delimiter(o)
   Call: (200) [system] ')'==o
   Fail: (200) [system] ')'==o
   Call: (200) [system] get_char((0x55798e5fad60), o)
   Exit: (200) [system] get_char((0x55798e5fad60), o)
   Call: (200) [system] o=(\)
   Fail: (200) [system] o=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _415510)
   Call: (201) [system] peek_char((0x55798e5fad60), _416444)
   Exit: (201) [system] peek_char((0x55798e5fad60), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_421164, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_422096, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55798e5fad60), n)
   Exit: (201) [system] get_char((0x55798e5fad60), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _429446)
   Call: (202) [system] peek_char((0x55798e5fad60), _430380)
   Exit: (202) [system] peek_char((0x55798e5fad60), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_435100, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_436032, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55798e5fad60), c)
   Exit: (202) [system] get_char((0x55798e5fad60), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _443382)
   Call: (203) [system] peek_char((0x55798e5fad60), _444316)
   Exit: (203) [system] peek_char((0x55798e5fad60), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_449036, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_449968, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55798e5fad60), l)
   Exit: (203) [system] get_char((0x55798e5fad60), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _457318)
   Call: (204) [system] peek_char((0x55798e5fad60), _458252)
   Exit: (204) [system] peek_char((0x55798e5fad60), u)
^  Call: (204) [user] is_delimiter(u)
   Call: (205) [system] char_type(u, space)
   Fail: (205) [system] char_type(u, space)
   Call: (205) [system] arg(_462972, v('(', ')', end_of_file), u)
   Fail: (205) [system] arg(_463904, v('(', ')', end_of_file), u)
^  Fail: (204) [user] is_delimiter(u)
   Call: (204) [system] ')'==u
   Fail: (204) [system] ')'==u
   Call: (204) [system] get_char((0x55798e5fad60), u)
   Exit: (204) [system] get_char((0x55798e5fad60), u)
   Call: (204) [system] u=(\)
   Fail: (204) [system] u=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _471254)
   Call: (205) [system] peek_char((0x55798e5fad60), _472188)
   Exit: (205) [system] peek_char((0x55798e5fad60), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_476908, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_477840, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55798e5fad60), s)
   Exit: (205) [system] get_char((0x55798e5fad60), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _485190)
   Call: (206) [system] peek_char((0x55798e5fad60), _486124)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_490844, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_491776, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _499126)
   Call: (207) [system] peek_char((0x55798e5fad60), _500060)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_504780, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_505712, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _513062)
   Call: (208) [system] peek_char((0x55798e5fad60), _513996)
   Exit: (208) [system] peek_char((0x55798e5fad60), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_518716, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_519648, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55798e5fad60), n)
   Exit: (208) [system] get_char((0x55798e5fad60), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _526998)
   Call: (209) [system] peek_char((0x55798e5fad60), _527932)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_532652, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _526998=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _513062=[n]
   Exit: (208) [system] [n]=[n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (207) [system] _499126=[o, n]
   Exit: (207) [system] [o, n]=[o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (206) [system] _485190=[i, o, n]
   Exit: (206) [system] [i, o, n]=[i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (205) [system] _471254=[s, i, o, n]
   Exit: (205) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, o, n])
   Call: (204) [system] _457318=[u, s, i, o, n]
   Exit: (204) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, s, i, o, n])
   Call: (203) [system] _443382=[l, u, s, i, o, n]
   Exit: (203) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, u, s, i, o, n])
   Call: (202) [system] _429446=[c, l, u, s, i, o, n]
   Exit: (202) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, l, u, s, i, o, n])
   Call: (201) [system] _415510=[n, c, l, u, s, i, o, n]
   Exit: (201) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, l, u, s, i, o, n])
   Call: (200) [system] _401574=[o, n, c, l, u, s, i, o, n]
   Exit: (200) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, c, l, u, s, i, o, n])
   Call: (199) [system] _387638=[c, o, n, c, l, u, s, i, o, n]
   Exit: (199) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, o, n, c, l, u, s, i, o, n])
^  Call: (198) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _353984)
   Call: (199) [system] atom_chars(_567028, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (199) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (198) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _conclusion)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), _conclusion)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _571692)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _573550)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _587704)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55798e5fad60), _591494)
   Exit: (197) [system] get_char((0x55798e5fad60), ')')
   Call: (197) [system] _571692=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [])
   Call: (196) [system] _321036=[_conclusion]
   Exit: (196) [system] [_conclusion]=[_conclusion]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [_conclusion])
   Call: (195) [system] _3542=[[_ructor, _proof1, _proof2], _conclusion]
   Exit: (195) [system] [[_ructor, _proof1, _proof2], _conclusion]=[[_ructor, _proof1, _proof2], _conclusion]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[_ructor, _proof1, _proof2], _conclusion])
   Call: (194) [system] _3534=[:, [_ructor, _proof1, _proof2], _conclusion]
   Exit: (194) [system] [:, [_ructor, _proof1, _proof2], _conclusion]=[:, [_ructor, _proof1, _proof2], _conclusion]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [:, [_ructor, _proof1, _proof2], _conclusion])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [:, [_ructor, _proof1, _proof2], _conclusion])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _605376)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _607234)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _614972)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _617676)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _632754)
   Exit: (193) [system] peek_char((0x55798e5fad60), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _638324)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _640182)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _654336)
   Exit: (194) [system] get_char((0x55798e5fad60), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _638324)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _671978)
   Call: (196) [system] peek_char((0x55798e5fad60), _672912)
   Exit: (196) [system] peek_char((0x55798e5fad60), q)
^  Call: (196) [user] is_delimiter(q)
   Call: (197) [system] char_type(q, space)
   Fail: (197) [system] char_type(q, space)
   Call: (197) [system] arg(_677632, v('(', ')', end_of_file), q)
   Fail: (197) [system] arg(_678564, v('(', ')', end_of_file), q)
^  Fail: (196) [user] is_delimiter(q)
   Call: (196) [system] ')'==q
   Fail: (196) [system] ')'==q
   Call: (196) [system] get_char((0x55798e5fad60), q)
   Exit: (196) [system] get_char((0x55798e5fad60), q)
   Call: (196) [system] q=(\)
   Fail: (196) [system] q=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _685914)
   Call: (197) [system] peek_char((0x55798e5fad60), _686848)
   Exit: (197) [system] peek_char((0x55798e5fad60), u)
^  Call: (197) [user] is_delimiter(u)
   Call: (198) [system] char_type(u, space)
   Fail: (198) [system] char_type(u, space)
   Call: (198) [system] arg(_691568, v('(', ')', end_of_file), u)
   Fail: (198) [system] arg(_692500, v('(', ')', end_of_file), u)
^  Fail: (197) [user] is_delimiter(u)
   Call: (197) [system] ')'==u
   Fail: (197) [system] ')'==u
   Call: (197) [system] get_char((0x55798e5fad60), u)
   Exit: (197) [system] get_char((0x55798e5fad60), u)
   Call: (197) [system] u=(\)
   Fail: (197) [system] u=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _699850)
   Call: (198) [system] peek_char((0x55798e5fad60), _700784)
   Exit: (198) [system] peek_char((0x55798e5fad60), e)
^  Call: (198) [user] is_delimiter(e)
   Call: (199) [system] char_type(e, space)
   Fail: (199) [system] char_type(e, space)
   Call: (199) [system] arg(_705504, v('(', ')', end_of_file), e)
   Fail: (199) [system] arg(_706436, v('(', ')', end_of_file), e)
^  Fail: (198) [user] is_delimiter(e)
   Call: (198) [system] ')'==e
   Fail: (198) [system] ')'==e
   Call: (198) [system] get_char((0x55798e5fad60), e)
   Exit: (198) [system] get_char((0x55798e5fad60), e)
   Call: (198) [system] e=(\)
   Fail: (198) [system] e=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _713786)
   Call: (199) [system] peek_char((0x55798e5fad60), _714720)
   Exit: (199) [system] peek_char((0x55798e5fad60), r)
^  Call: (199) [user] is_delimiter(r)
   Call: (200) [system] char_type(r, space)
   Fail: (200) [system] char_type(r, space)
   Call: (200) [system] arg(_719440, v('(', ')', end_of_file), r)
   Fail: (200) [system] arg(_720372, v('(', ')', end_of_file), r)
^  Fail: (199) [user] is_delimiter(r)
   Call: (199) [system] ')'==r
   Fail: (199) [system] ')'==r
   Call: (199) [system] get_char((0x55798e5fad60), r)
   Exit: (199) [system] get_char((0x55798e5fad60), r)
   Call: (199) [system] r=(\)
   Fail: (199) [system] r=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _727722)
   Call: (200) [system] peek_char((0x55798e5fad60), _728656)
   Exit: (200) [system] peek_char((0x55798e5fad60), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_733376, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_734308, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55798e5fad60), y)
   Exit: (200) [system] get_char((0x55798e5fad60), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _741658)
   Call: (201) [system] peek_char((0x55798e5fad60), _742592)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_747312, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _741658=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _727722=[y]
   Exit: (200) [system] [y]=[y]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (199) [system] _713786=[r, y]
   Exit: (199) [system] [r, y]=[r, y]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (198) [system] _699850=[e, r, y]
   Exit: (198) [system] [e, r, y]=[e, r, y]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (197) [system] _685914=[u, e, r, y]
   Exit: (197) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (196) [system] _671978=[q, u, e, r, y]
   Exit: (196) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (195) [user] classify_and_convert_charseq($, [q, u, e, r, y], _638324)
   Call: (196) [system] atom_chars(_767718, ['_', q, u, e, r, y])
   Exit: (196) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (195) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _772382)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _774240)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _788394)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55798e5fad60), _792184)
   Exit: (194) [system] get_char((0x55798e5fad60), ')')
   Call: (194) [system] _772382=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [])
   Call: (193) [system] _605376=[_query]
   Exit: (193) [system] [_query]=[_query]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [_query])
   Call: (192) [system] _3528=[[:, [_ructor, _proof1, _proof2], _conclusion], _query]
   Exit: (192) [system] [[:, [_ructor, _proof1, _proof2], _conclusion], _query]=[[:, [_ructor, _proof1, _proof2], _conclusion], _query]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [[:, [_ructor, _proof1, _proof2], _conclusion], _query])
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), [[:, [_ructor, _proof1, _proof2], _conclusion], _query])
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _803272)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _805130)
   Exit: (192) [system] peek_char((0x55798e5fad60), '\n')
   Call: (192) [system] '\n'=(;)
   Fail: (192) [system] '\n'=(;)
^  Call: (192) [user] is_like_space('\n')
   Call: (193) [system] char_type('\n', 'white')
   Fail: (193) [system] char_type('\n', 'white')
   Call: (193) [system] char_type('\n', end_of_line)
   Exit: (193) [system] char_type('\n', end_of_line)
^  Exit: (192) [user] is_like_space('\n')
   Call: (192) [system] get_char((0x55798e5fad60), _814724)
   Exit: (192) [system] get_char((0x55798e5fad60), '\n')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _817428)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _825166)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _827870)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _835608)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _838312)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _846050)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _848754)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _856492)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _859196)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _866934)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _869638)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _877376)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _880080)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _887818)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _890522)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _898260)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _900964)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _908702)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _911406)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _919144)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _921848)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _946166)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _951736)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _953594)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _967748)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _951736)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _973318)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _987472)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _993042)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _994900)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1009054)
   Exit: (194) [system] get_char((0x55798e5fad60), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _993042)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1014624)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1028778)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=')'
   Fail: (195) [system] (:)=')'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1034348)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1036206)
   Exit: (197) [system] peek_char((0x55798e5fad60), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1050360)
   Exit: (196) [system] get_char((0x55798e5fad60), :)
   Call: (196) [system] (:)='('
   Fail: (196) [system] (:)='('
   Call: (196) [system] (:)='['
   Fail: (196) [system] (:)='['
   Call: (196) [system] (:)='{'
   Fail: (196) [system] (:)='{'
   Call: (196) [system] (:)='"'
   Fail: (196) [system] (:)='"'
   Call: (196) [system] (:)=!
   Fail: (196) [system] (:)=!
   Call: (196) [system] (:)='\''
   Fail: (196) [system] (:)='\''
   Call: (196) [system] (:)='`'
   Fail: (196) [system] (:)='`'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), :, _1034348)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1068002)
   Call: (198) [system] peek_char((0x55798e5fad60), _1068936)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _1068002=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (197) [user] classify_and_convert_charseq(:, [], _1034348)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1078246, _1078248), once(user:catch(read_from_chars([:], _1034348), _1078222, fail)), '$restore_trace'(_1078246, _1078248))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1078246, _1078248))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1078222, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(:)
   Exit: (198) [system] atomic(:)
^  Exit: (197) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1085746)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1087604)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1095342)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1098046)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1113124)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1118694)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1120552)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1134706)
   Exit: (197) [system] get_char((0x55798e5fad60), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _1118694)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1152348)
   Call: (199) [system] peek_char((0x55798e5fad60), _1153282)
   Exit: (199) [system] peek_char((0x55798e5fad60), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_1158002, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_1158934, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55798e5fad60), p)
   Exit: (199) [system] get_char((0x55798e5fad60), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1166284)
   Call: (200) [system] peek_char((0x55798e5fad60), _1167218)
   Exit: (200) [system] peek_char((0x55798e5fad60), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_1171938, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_1172870, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55798e5fad60), r)
   Exit: (200) [system] get_char((0x55798e5fad60), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1180220)
   Call: (201) [system] peek_char((0x55798e5fad60), _1181154)
   Exit: (201) [system] peek_char((0x55798e5fad60), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_1185874, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_1186806, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55798e5fad60), o)
   Exit: (201) [system] get_char((0x55798e5fad60), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1194156)
   Call: (202) [system] peek_char((0x55798e5fad60), _1195090)
   Exit: (202) [system] peek_char((0x55798e5fad60), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_1199810, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_1200742, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55798e5fad60), o)
   Exit: (202) [system] get_char((0x55798e5fad60), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1208092)
   Call: (203) [system] peek_char((0x55798e5fad60), _1209026)
   Exit: (203) [system] peek_char((0x55798e5fad60), f)
^  Call: (203) [user] is_delimiter(f)
   Call: (204) [system] char_type(f, space)
   Fail: (204) [system] char_type(f, space)
   Call: (204) [system] arg(_1213746, v('(', ')', end_of_file), f)
   Fail: (204) [system] arg(_1214678, v('(', ')', end_of_file), f)
^  Fail: (203) [user] is_delimiter(f)
   Call: (203) [system] ')'==f
   Fail: (203) [system] ')'==f
   Call: (203) [system] get_char((0x55798e5fad60), f)
   Exit: (203) [system] get_char((0x55798e5fad60), f)
   Call: (203) [system] f=(\)
   Fail: (203) [system] f=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1222028)
   Call: (204) [system] peek_char((0x55798e5fad60), _1222962)
   Exit: (204) [system] peek_char((0x55798e5fad60), '1')
^  Call: (204) [user] is_delimiter('1')
   Call: (205) [system] char_type('1', space)
   Fail: (205) [system] char_type('1', space)
   Call: (205) [system] arg(_1227682, v('(', ')', end_of_file), '1')
   Fail: (205) [system] arg(_1228614, v('(', ')', end_of_file), '1')
^  Fail: (204) [user] is_delimiter('1')
   Call: (204) [system] ')'=='1'
   Fail: (204) [system] ')'=='1'
   Call: (204) [system] get_char((0x55798e5fad60), '1')
   Exit: (204) [system] get_char((0x55798e5fad60), '1')
   Call: (204) [system] '1'=(\)
   Fail: (204) [system] '1'=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1235964)
   Call: (205) [system] peek_char((0x55798e5fad60), _1236898)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1235964=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _1222028=['1']
   Exit: (204) [system] ['1']=['1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (203) [system] _1208092=[f, '1']
   Exit: (203) [system] [f, '1']=[f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '1'])
   Call: (202) [system] _1194156=[o, f, '1']
   Exit: (202) [system] [o, f, '1']=[o, f, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '1'])
   Call: (201) [system] _1180220=[o, o, f, '1']
   Exit: (201) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '1'])
   Call: (200) [system] _1166284=[r, o, o, f, '1']
   Exit: (200) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '1'])
   Call: (199) [system] _1152348=[p, r, o, o, f, '1']
   Exit: (199) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '1'])
^  Call: (198) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _1118694)
   Call: (199) [system] atom_chars(_1262946, ['_', p, r, o, o, f, '1'])
   Exit: (199) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (198) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _proof1)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _proof1)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), _proof1)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1267610)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1269468)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1277206)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1279910)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1294988)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1300558)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1302416)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1316570)
   Exit: (198) [system] get_char((0x55798e5fad60), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _1300558)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1334212)
   Call: (200) [system] peek_char((0x55798e5fad60), _1335146)
   Exit: (200) [system] peek_char((0x55798e5fad60), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_1339866, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_1340798, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55798e5fad60), p)
   Exit: (200) [system] get_char((0x55798e5fad60), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1348148)
   Call: (201) [system] peek_char((0x55798e5fad60), _1349082)
   Exit: (201) [system] peek_char((0x55798e5fad60), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_1353802, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_1354734, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55798e5fad60), r)
   Exit: (201) [system] get_char((0x55798e5fad60), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1362084)
   Call: (202) [system] peek_char((0x55798e5fad60), _1363018)
   Exit: (202) [system] peek_char((0x55798e5fad60), e)
^  Call: (202) [user] is_delimiter(e)
   Call: (203) [system] char_type(e, space)
   Fail: (203) [system] char_type(e, space)
   Call: (203) [system] arg(_1367738, v('(', ')', end_of_file), e)
   Fail: (203) [system] arg(_1368670, v('(', ')', end_of_file), e)
^  Fail: (202) [user] is_delimiter(e)
   Call: (202) [system] ')'==e
   Fail: (202) [system] ')'==e
   Call: (202) [system] get_char((0x55798e5fad60), e)
   Exit: (202) [system] get_char((0x55798e5fad60), e)
   Call: (202) [system] e=(\)
   Fail: (202) [system] e=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1376020)
   Call: (203) [system] peek_char((0x55798e5fad60), _1376954)
   Exit: (203) [system] peek_char((0x55798e5fad60), m)
^  Call: (203) [user] is_delimiter(m)
   Call: (204) [system] char_type(m, space)
   Fail: (204) [system] char_type(m, space)
   Call: (204) [system] arg(_1381674, v('(', ')', end_of_file), m)
   Fail: (204) [system] arg(_1382606, v('(', ')', end_of_file), m)
^  Fail: (203) [user] is_delimiter(m)
   Call: (203) [system] ')'==m
   Fail: (203) [system] ')'==m
   Call: (203) [system] get_char((0x55798e5fad60), m)
   Exit: (203) [system] get_char((0x55798e5fad60), m)
   Call: (203) [system] m=(\)
   Fail: (203) [system] m=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1389956)
   Call: (204) [system] peek_char((0x55798e5fad60), _1390890)
   Exit: (204) [system] peek_char((0x55798e5fad60), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_1395610, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_1396542, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55798e5fad60), i)
   Exit: (204) [system] get_char((0x55798e5fad60), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1403892)
   Call: (205) [system] peek_char((0x55798e5fad60), _1404826)
   Exit: (205) [system] peek_char((0x55798e5fad60), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_1409546, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_1410478, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55798e5fad60), s)
   Exit: (205) [system] get_char((0x55798e5fad60), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1417828)
   Call: (206) [system] peek_char((0x55798e5fad60), _1418762)
   Exit: (206) [system] peek_char((0x55798e5fad60), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_1423482, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_1424414, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55798e5fad60), e)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1431764)
   Call: (207) [system] peek_char((0x55798e5fad60), _1432698)
   Exit: (207) [system] peek_char((0x55798e5fad60), '1')
^  Call: (207) [user] is_delimiter('1')
   Call: (208) [system] char_type('1', space)
   Fail: (208) [system] char_type('1', space)
   Call: (208) [system] arg(_1437418, v('(', ')', end_of_file), '1')
   Fail: (208) [system] arg(_1438350, v('(', ')', end_of_file), '1')
^  Fail: (207) [user] is_delimiter('1')
   Call: (207) [system] ')'=='1'
   Fail: (207) [system] ')'=='1'
   Call: (207) [system] get_char((0x55798e5fad60), '1')
   Exit: (207) [system] get_char((0x55798e5fad60), '1')
   Call: (207) [system] '1'=(\)
   Fail: (207) [system] '1'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1445700)
   Call: (208) [system] peek_char((0x55798e5fad60), _1446634)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_1451354, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _1445700=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _1431764=['1']
   Exit: (207) [system] ['1']=['1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (206) [system] _1417828=[e, '1']
   Exit: (206) [system] [e, '1']=[e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '1'])
   Call: (205) [system] _1403892=[s, e, '1']
   Exit: (205) [system] [s, e, '1']=[s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '1'])
   Call: (204) [system] _1389956=[i, s, e, '1']
   Exit: (204) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '1'])
   Call: (203) [system] _1376020=[m, i, s, e, '1']
   Exit: (203) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '1'])
   Call: (202) [system] _1362084=[e, m, i, s, e, '1']
   Exit: (202) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '1'])
   Call: (201) [system] _1348148=[r, e, m, i, s, e, '1']
   Exit: (201) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '1'])
   Call: (200) [system] _1334212=[p, r, e, m, i, s, e, '1']
   Exit: (200) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '1'])
^  Call: (199) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _1300558)
   Call: (200) [system] atom_chars(_1480142, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (200) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (199) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _premise1)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), _premise1)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1484806)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1486664)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1500818)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55798e5fad60), _1504608)
   Exit: (198) [system] get_char((0x55798e5fad60), ')')
   Call: (198) [system] _1484806=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [])
   Call: (197) [system] _1267610=[_premise1]
   Exit: (197) [system] [_premise1]=[_premise1]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [_premise1])
   Call: (196) [system] _1085746=[_proof1, _premise1]
   Exit: (196) [system] [_proof1, _premise1]=[_proof1, _premise1]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [_proof1, _premise1])
   Call: (195) [system] _993042=[:, _proof1, _premise1]
   Exit: (195) [system] [:, _proof1, _premise1]=[:, _proof1, _premise1]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [:, _proof1, _premise1])
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof1, _premise1])
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1518490)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1520348)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1528086)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1530790)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1545868)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1551438)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1553296)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1567450)
   Exit: (195) [system] get_char((0x55798e5fad60), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1551438)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1573020)
   Exit: (197) [system] peek_char((0x55798e5fad60), s)
   Call: (197) [system] s=(;)
   Fail: (197) [system] s=(;)
^  Call: (197) [user] is_like_space(s)
   Call: (198) [system] char_type(s, 'white')
   Fail: (198) [system] char_type(s, 'white')
   Call: (198) [system] char_type(s, end_of_line)
   Fail: (198) [system] char_type(s, end_of_line)
   Call: (198) [system] char_type(s, space)
   Fail: (198) [system] char_type(s, space)
   Call: (198) [system] char_type(s, cntrl)
   Fail: (198) [system] char_type(s, cntrl)
^  Fail: (197) [user] is_like_space(s)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1587174)
   Exit: (196) [system] peek_char((0x55798e5fad60), s)
   Call: (196) [system] s=')'
   Fail: (196) [system] s=')'
   Call: (196) [system] s=end_of_file
   Fail: (196) [system] s=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1592744)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1594602)
   Exit: (198) [system] peek_char((0x55798e5fad60), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1608756)
   Exit: (197) [system] get_char((0x55798e5fad60), s)
   Call: (197) [system] s='('
   Fail: (197) [system] s='('
   Call: (197) [system] s='['
   Fail: (197) [system] s='['
   Call: (197) [system] s='{'
   Fail: (197) [system] s='{'
   Call: (197) [system] s='"'
   Fail: (197) [system] s='"'
   Call: (197) [system] s=!
   Fail: (197) [system] s=!
   Call: (197) [system] s='\''
   Fail: (197) [system] s='\''
   Call: (197) [system] s='`'
   Fail: (197) [system] s='`'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), s, _1592744)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1626398)
   Call: (199) [system] peek_char((0x55798e5fad60), _1627332)
   Exit: (199) [system] peek_char((0x55798e5fad60), y)
^  Call: (199) [user] is_delimiter(y)
   Call: (200) [system] char_type(y, space)
   Fail: (200) [system] char_type(y, space)
   Call: (200) [system] arg(_1632052, v('(', ')', end_of_file), y)
   Fail: (200) [system] arg(_1632984, v('(', ')', end_of_file), y)
^  Fail: (199) [user] is_delimiter(y)
   Call: (199) [system] ')'==y
   Fail: (199) [system] ')'==y
   Call: (199) [system] get_char((0x55798e5fad60), y)
   Exit: (199) [system] get_char((0x55798e5fad60), y)
   Call: (199) [system] y=(\)
   Fail: (199) [system] y=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1640334)
   Call: (200) [system] peek_char((0x55798e5fad60), _1641268)
   Exit: (200) [system] peek_char((0x55798e5fad60), n)
^  Call: (200) [user] is_delimiter(n)
   Call: (201) [system] char_type(n, space)
   Fail: (201) [system] char_type(n, space)
   Call: (201) [system] arg(_1645988, v('(', ')', end_of_file), n)
   Fail: (201) [system] arg(_1646920, v('(', ')', end_of_file), n)
^  Fail: (200) [user] is_delimiter(n)
   Call: (200) [system] ')'==n
   Fail: (200) [system] ')'==n
   Call: (200) [system] get_char((0x55798e5fad60), n)
   Exit: (200) [system] get_char((0x55798e5fad60), n)
   Call: (200) [system] n=(\)
   Fail: (200) [system] n=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1654270)
   Call: (201) [system] peek_char((0x55798e5fad60), _1655204)
   Exit: (201) [system] peek_char((0x55798e5fad60), t)
^  Call: (201) [user] is_delimiter(t)
   Call: (202) [system] char_type(t, space)
   Fail: (202) [system] char_type(t, space)
   Call: (202) [system] arg(_1659924, v('(', ')', end_of_file), t)
   Fail: (202) [system] arg(_1660856, v('(', ')', end_of_file), t)
^  Fail: (201) [user] is_delimiter(t)
   Call: (201) [system] ')'==t
   Fail: (201) [system] ')'==t
   Call: (201) [system] get_char((0x55798e5fad60), t)
   Exit: (201) [system] get_char((0x55798e5fad60), t)
   Call: (201) [system] t=(\)
   Fail: (201) [system] t=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1668206)
   Call: (202) [system] peek_char((0x55798e5fad60), _1669140)
   Exit: (202) [system] peek_char((0x55798e5fad60), h)
^  Call: (202) [user] is_delimiter(h)
   Call: (203) [system] char_type(h, space)
   Fail: (203) [system] char_type(h, space)
   Call: (203) [system] arg(_1673860, v('(', ')', end_of_file), h)
   Fail: (203) [system] arg(_1674792, v('(', ')', end_of_file), h)
^  Fail: (202) [user] is_delimiter(h)
   Call: (202) [system] ')'==h
   Fail: (202) [system] ')'==h
   Call: (202) [system] get_char((0x55798e5fad60), h)
   Exit: (202) [system] get_char((0x55798e5fad60), h)
   Call: (202) [system] h=(\)
   Fail: (202) [system] h=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1682142)
   Call: (203) [system] peek_char((0x55798e5fad60), _1683076)
   Exit: (203) [system] peek_char((0x55798e5fad60), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_1687796, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_1688728, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55798e5fad60), e)
   Exit: (203) [system] get_char((0x55798e5fad60), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1696078)
   Call: (204) [system] peek_char((0x55798e5fad60), _1697012)
   Exit: (204) [system] peek_char((0x55798e5fad60), s)
^  Call: (204) [user] is_delimiter(s)
   Call: (205) [system] char_type(s, space)
   Fail: (205) [system] char_type(s, space)
   Call: (205) [system] arg(_1701732, v('(', ')', end_of_file), s)
   Fail: (205) [system] arg(_1702664, v('(', ')', end_of_file), s)
^  Fail: (204) [user] is_delimiter(s)
   Call: (204) [system] ')'==s
   Fail: (204) [system] ')'==s
   Call: (204) [system] get_char((0x55798e5fad60), s)
   Exit: (204) [system] get_char((0x55798e5fad60), s)
   Call: (204) [system] s=(\)
   Fail: (204) [system] s=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1710014)
   Call: (205) [system] peek_char((0x55798e5fad60), _1710948)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_1715668, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_1716600, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1723950)
   Call: (206) [system] peek_char((0x55798e5fad60), _1724884)
   Exit: (206) [system] peek_char((0x55798e5fad60), z)
^  Call: (206) [user] is_delimiter(z)
   Call: (207) [system] char_type(z, space)
   Fail: (207) [system] char_type(z, space)
   Call: (207) [system] arg(_1729604, v('(', ')', end_of_file), z)
   Fail: (207) [system] arg(_1730536, v('(', ')', end_of_file), z)
^  Fail: (206) [user] is_delimiter(z)
   Call: (206) [system] ')'==z
   Fail: (206) [system] ')'==z
   Call: (206) [system] get_char((0x55798e5fad60), z)
   Exit: (206) [system] get_char((0x55798e5fad60), z)
   Call: (206) [system] z=(\)
   Fail: (206) [system] z=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1737886)
   Call: (207) [system] peek_char((0x55798e5fad60), _1738820)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_1743540, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_1744472, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1751822)
   Call: (208) [system] peek_char((0x55798e5fad60), _1752756)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1751822=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _1737886=[e]
   Exit: (207) [system] [e]=[e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (206) [system] _1723950=[z, e]
   Exit: (206) [system] [z, e]=[z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (205) [system] _1710014=[i, z, e]
   Exit: (205) [system] [i, z, e]=[i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (204) [system] _1696078=[s, i, z, e]
   Exit: (204) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (203) [system] _1682142=[e, s, i, z, e]
   Exit: (203) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (202) [system] _1668206=[h, e, s, i, z, e]
   Exit: (202) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (201) [system] _1654270=[t, h, e, s, i, z, e]
   Exit: (201) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (200) [system] _1640334=[n, t, h, e, s, i, z, e]
   Exit: (200) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (199) [system] _1626398=[y, n, t, h, e, s, i, z, e]
   Exit: (199) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (198) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _1592744)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1787212, _1787214), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1592744), _1787188, fail)), '$restore_trace'(_1787212, _1787214))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1787212, _1787214))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1787188, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(synthesize)
   Exit: (199) [system] atomic(synthesize)
^  Exit: (198) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1794712)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1796570)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1804308)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1807012)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1822090)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1827660)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1829518)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1843672)
   Exit: (198) [system] get_char((0x55798e5fad60), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1827660)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1849242)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1863396)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=')'
   Fail: (199) [system] (:)=')'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1868966)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1870824)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1884978)
   Exit: (200) [system] get_char((0x55798e5fad60), :)
   Call: (200) [system] (:)='('
   Fail: (200) [system] (:)='('
   Call: (200) [system] (:)='['
   Fail: (200) [system] (:)='['
   Call: (200) [system] (:)='{'
   Fail: (200) [system] (:)='{'
   Call: (200) [system] (:)='"'
   Fail: (200) [system] (:)='"'
   Call: (200) [system] (:)=!
   Fail: (200) [system] (:)=!
   Call: (200) [system] (:)='\''
   Fail: (200) [system] (:)='\''
   Call: (200) [system] (:)='`'
   Fail: (200) [system] (:)='`'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), :, _1868966)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1902620)
   Call: (202) [system] peek_char((0x55798e5fad60), _1903554)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _1902620=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (201) [user] classify_and_convert_charseq(:, [], _1868966)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_1912864, _1912866), once(user:catch(read_from_chars([:], _1868966), _1912840, fail)), '$restore_trace'(_1912864, _1912866))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_1912864, _1912866))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1912840, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(:)
   Exit: (202) [system] atomic(:)
^  Exit: (201) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1920364)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1922222)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1929960)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1932664)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1947742)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1953312)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1955170)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1969324)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _1953312)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1986966)
   Call: (203) [system] peek_char((0x55798e5fad60), _1987900)
   Exit: (203) [system] peek_char((0x55798e5fad60), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_1992620, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_1993552, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55798e5fad60), p)
   Exit: (203) [system] get_char((0x55798e5fad60), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _2000902)
   Call: (204) [system] peek_char((0x55798e5fad60), _2001836)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_2006556, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_2007488, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _2014838)
   Call: (205) [system] peek_char((0x55798e5fad60), _2015772)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_2020492, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_2021424, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _2028774)
   Call: (206) [system] peek_char((0x55798e5fad60), _2029708)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_2034428, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_2035360, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _2042710)
   Call: (207) [system] peek_char((0x55798e5fad60), _2043644)
   Exit: (207) [system] peek_char((0x55798e5fad60), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_2048364, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_2049296, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55798e5fad60), f)
   Exit: (207) [system] get_char((0x55798e5fad60), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _2056646)
   Call: (208) [system] peek_char((0x55798e5fad60), _2057580)
   Exit: (208) [system] peek_char((0x55798e5fad60), '1')
^  Call: (208) [user] is_delimiter('1')
   Call: (209) [system] char_type('1', space)
   Fail: (209) [system] char_type('1', space)
   Call: (209) [system] arg(_2062300, v('(', ')', end_of_file), '1')
   Fail: (209) [system] arg(_2063232, v('(', ')', end_of_file), '1')
^  Fail: (208) [user] is_delimiter('1')
   Call: (208) [system] ')'=='1'
   Fail: (208) [system] ')'=='1'
   Call: (208) [system] get_char((0x55798e5fad60), '1')
   Exit: (208) [system] get_char((0x55798e5fad60), '1')
   Call: (208) [system] '1'=(\)
   Fail: (208) [system] '1'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _2070582)
   Call: (209) [system] peek_char((0x55798e5fad60), _2071516)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _2070582=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _2056646=['1']
   Exit: (208) [system] ['1']=['1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (207) [system] _2042710=[f, '1']
   Exit: (207) [system] [f, '1']=[f, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '1'])
   Call: (206) [system] _2028774=[o, f, '1']
   Exit: (206) [system] [o, f, '1']=[o, f, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '1'])
   Call: (205) [system] _2014838=[o, o, f, '1']
   Exit: (205) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '1'])
   Call: (204) [system] _2000902=[r, o, o, f, '1']
   Exit: (204) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '1'])
   Call: (203) [system] _1986966=[p, r, o, o, f, '1']
   Exit: (203) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '1'])
^  Call: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _3664)
   Call: (203) [system] atom_chars(_4458, ['_', p, r, o, o, f, '1'])
   Exit: (203) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _proof1)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _proof1)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _proof1)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _9122)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _10980)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _18718)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _21422)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _36500)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _42070)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _43928)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _58082)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _42070)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _75724)
   Call: (204) [system] peek_char((0x55798e5fad60), _76658)
   Exit: (204) [system] peek_char((0x55798e5fad60), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_81378, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_82310, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55798e5fad60), p)
   Exit: (204) [system] get_char((0x55798e5fad60), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _89660)
   Call: (205) [system] peek_char((0x55798e5fad60), _90594)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_95314, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_96246, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _103596)
   Call: (206) [system] peek_char((0x55798e5fad60), _104530)
   Exit: (206) [system] peek_char((0x55798e5fad60), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_109250, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_110182, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55798e5fad60), e)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _117532)
   Call: (207) [system] peek_char((0x55798e5fad60), _118466)
   Exit: (207) [system] peek_char((0x55798e5fad60), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_123186, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_124118, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55798e5fad60), m)
   Exit: (207) [system] get_char((0x55798e5fad60), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _131468)
   Call: (208) [system] peek_char((0x55798e5fad60), _132402)
   Exit: (208) [system] peek_char((0x55798e5fad60), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_137122, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_138054, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55798e5fad60), i)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _145404)
   Call: (209) [system] peek_char((0x55798e5fad60), _146338)
   Exit: (209) [system] peek_char((0x55798e5fad60), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_151058, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_151990, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55798e5fad60), s)
   Exit: (209) [system] get_char((0x55798e5fad60), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _159340)
   Call: (210) [system] peek_char((0x55798e5fad60), _160274)
   Exit: (210) [system] peek_char((0x55798e5fad60), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_164994, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_165926, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55798e5fad60), e)
   Exit: (210) [system] get_char((0x55798e5fad60), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _173276)
   Call: (211) [system] peek_char((0x55798e5fad60), _174210)
   Exit: (211) [system] peek_char((0x55798e5fad60), '1')
^  Call: (211) [user] is_delimiter('1')
   Call: (212) [system] char_type('1', space)
   Fail: (212) [system] char_type('1', space)
   Call: (212) [system] arg(_178930, v('(', ')', end_of_file), '1')
   Fail: (212) [system] arg(_179862, v('(', ')', end_of_file), '1')
^  Fail: (211) [user] is_delimiter('1')
   Call: (211) [system] ')'=='1'
   Fail: (211) [system] ')'=='1'
   Call: (211) [system] get_char((0x55798e5fad60), '1')
   Exit: (211) [system] get_char((0x55798e5fad60), '1')
   Call: (211) [system] '1'=(\)
   Fail: (211) [system] '1'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _187212)
   Call: (212) [system] peek_char((0x55798e5fad60), _188146)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_192866, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _187212=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _173276=['1']
   Exit: (211) [system] ['1']=['1']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (210) [system] _159340=[e, '1']
   Exit: (210) [system] [e, '1']=[e, '1']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '1'])
   Call: (209) [system] _145404=[s, e, '1']
   Exit: (209) [system] [s, e, '1']=[s, e, '1']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '1'])
   Call: (208) [system] _131468=[i, s, e, '1']
   Exit: (208) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '1'])
   Call: (207) [system] _117532=[m, i, s, e, '1']
   Exit: (207) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '1'])
   Call: (206) [system] _103596=[e, m, i, s, e, '1']
   Exit: (206) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '1'])
   Call: (205) [system] _89660=[r, e, m, i, s, e, '1']
   Exit: (205) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '1'])
   Call: (204) [system] _75724=[p, r, e, m, i, s, e, '1']
   Exit: (204) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '1'])
^  Call: (203) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _42070)
   Call: (204) [system] atom_chars(_221654, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (204) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (203) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _premise1)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _premise1)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _226318)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _228176)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _242330)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55798e5fad60), _246120)
   Exit: (202) [system] get_char((0x55798e5fad60), ')')
   Call: (202) [system] _226318=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [])
   Call: (201) [system] _9122=[_premise1]
   Exit: (201) [system] [_premise1]=[_premise1]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_premise1])
   Call: (200) [system] _3660=[_proof1, _premise1]
   Exit: (200) [system] [_proof1, _premise1]=[_proof1, _premise1]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_proof1, _premise1])
   Call: (199) [system] _3652=[:, _proof1, _premise1]
   Exit: (199) [system] [:, _proof1, _premise1]=[:, _proof1, _premise1]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [:, _proof1, _premise1])
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof1, _premise1])
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _260002)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _261860)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _269598)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _272302)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _287380)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _292950)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _294808)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _308962)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _292950)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _326604)
   Call: (201) [system] peek_char((0x55798e5fad60), _327538)
   Exit: (201) [system] peek_char((0x55798e5fad60), k)
^  Call: (201) [user] is_delimiter(k)
   Call: (202) [system] char_type(k, space)
   Fail: (202) [system] char_type(k, space)
   Call: (202) [system] arg(_332258, v('(', ')', end_of_file), k)
   Fail: (202) [system] arg(_333190, v('(', ')', end_of_file), k)
^  Fail: (201) [user] is_delimiter(k)
   Call: (201) [system] ')'==k
   Fail: (201) [system] ')'==k
   Call: (201) [system] get_char((0x55798e5fad60), k)
   Exit: (201) [system] get_char((0x55798e5fad60), k)
   Call: (201) [system] k=(\)
   Fail: (201) [system] k=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _340540)
   Call: (202) [system] peek_char((0x55798e5fad60), _341474)
   Exit: (202) [system] peek_char((0x55798e5fad60), b)
^  Call: (202) [user] is_delimiter(b)
   Call: (203) [system] char_type(b, space)
   Fail: (203) [system] char_type(b, space)
   Call: (203) [system] arg(_346194, v('(', ')', end_of_file), b)
   Fail: (203) [system] arg(_347126, v('(', ')', end_of_file), b)
^  Fail: (202) [user] is_delimiter(b)
   Call: (202) [system] ')'==b
   Fail: (202) [system] ')'==b
   Call: (202) [system] get_char((0x55798e5fad60), b)
   Exit: (202) [system] get_char((0x55798e5fad60), b)
   Call: (202) [system] b=(\)
   Fail: (202) [system] b=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _354476)
   Call: (203) [system] peek_char((0x55798e5fad60), _355410)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _354476=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (202) [system] _340540=[b]
   Exit: (202) [system] [b]=[b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (201) [system] _326604=[k, b]
   Exit: (201) [system] [k, b]=[k, b]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (200) [user] classify_and_convert_charseq($, [k, b], _292950)
   Call: (201) [system] atom_chars(_370282, ['_', k, b])
   Exit: (201) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (200) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _374946)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _376804)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _384542)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _387246)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _402324)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _407894)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _409752)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _423906)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _407894)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _441548)
   Call: (202) [system] peek_char((0x55798e5fad60), _442482)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_447202, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_448134, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _455484)
   Call: (203) [system] peek_char((0x55798e5fad60), _456418)
   Exit: (203) [system] peek_char((0x55798e5fad60), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_461138, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_462070, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55798e5fad60), b)
   Exit: (203) [system] get_char((0x55798e5fad60), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _469420)
   Call: (204) [system] peek_char((0x55798e5fad60), _470354)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _469420=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (203) [system] _455484=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (202) [system] _441548=[r, b]
   Exit: (202) [system] [r, b]=[r, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (201) [user] classify_and_convert_charseq($, [r, b], _407894)
   Call: (202) [system] atom_chars(_485226, ['_', r, b])
   Exit: (202) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (201) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _489890)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _491748)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _499486)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _502190)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _517268)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _522838)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _524696)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _538850)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _522838)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _556492)
   Call: (203) [system] peek_char((0x55798e5fad60), _557426)
   Exit: (203) [system] peek_char((0x55798e5fad60), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_562146, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_563078, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55798e5fad60), k)
   Exit: (203) [system] get_char((0x55798e5fad60), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _570428)
   Call: (204) [system] peek_char((0x55798e5fad60), _571362)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
^  Call: (204) [user] is_delimiter(')')
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] arg(_576082, v('(', ')', end_of_file), ')')
   Exit: (205) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (204) [user] is_delimiter(')')
   Call: (204) [system] _570428=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (203) [system] _556492=[k]
   Exit: (203) [system] [k]=[k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (202) [user] classify_and_convert_charseq($, [k], _522838)
   Call: (203) [system] atom_chars(_585312, ['_', k])
   Exit: (203) [system] atom_chars('_k', ['_', k])
^  Exit: (202) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _589976)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _591834)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _605988)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55798e5fad60), _609778)
   Exit: (201) [system] get_char((0x55798e5fad60), ')')
   Call: (201) [system] _589976=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [])
   Call: (200) [system] _489890=[_k]
   Exit: (200) [system] [_k]=[_k]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (199) [system] _374946=[_rb, _k]
   Exit: (199) [system] [_rb, _k]=[_rb, _k]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_rb, _k])
   Call: (198) [system] _260002=[_kb, _rb, _k]
   Exit: (198) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, _k])
   Call: (197) [system] _3648=[[:, _proof1, _premise1], _kb, _rb, _k]
   Exit: (197) [system] [[:, _proof1, _premise1], _kb, _rb, _k]=[[:, _proof1, _premise1], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [[:, _proof1, _premise1], _kb, _rb, _k])
   Call: (196) [system] _3640=[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]
   Exit: (196) [system] [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]=[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _629248)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _631106)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _645260)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55798e5fad60), _649050)
   Exit: (195) [system] get_char((0x55798e5fad60), ')')
   Call: (195) [system] _629248=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [])
   Call: (194) [system] _3636=[[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
   Exit: (194) [system] [[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]=[[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Call: (193) [system] _3602=[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
   Exit: (193) [system] [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]=[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _660138)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _661996)
   Exit: (193) [system] peek_char((0x55798e5fad60), '\n')
   Call: (193) [system] '\n'=(;)
   Fail: (193) [system] '\n'=(;)
^  Call: (193) [user] is_like_space('\n')
   Call: (194) [system] char_type('\n', 'white')
   Fail: (194) [system] char_type('\n', 'white')
   Call: (194) [system] char_type('\n', end_of_line)
   Exit: (194) [system] char_type('\n', end_of_line)
^  Exit: (193) [user] is_like_space('\n')
   Call: (193) [system] get_char((0x55798e5fad60), _671590)
   Exit: (193) [system] get_char((0x55798e5fad60), '\n')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _674294)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _682032)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _684736)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _692474)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _695178)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _702916)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _705620)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _713358)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _716062)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _723800)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _726504)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _734242)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _736946)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _744684)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _747388)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _755126)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _757830)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _765568)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _768272)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _776010)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _778714)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _803032)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _808602)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _810460)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _824614)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _808602)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _830184)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _844338)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _849908)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _851766)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _865920)
   Exit: (195) [system] get_char((0x55798e5fad60), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _849908)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _871490)
   Exit: (197) [system] peek_char((0x55798e5fad60), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _885644)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=')'
   Fail: (196) [system] (:)=')'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _891214)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _893072)
   Exit: (198) [system] peek_char((0x55798e5fad60), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _907226)
   Exit: (197) [system] get_char((0x55798e5fad60), :)
   Call: (197) [system] (:)='('
   Fail: (197) [system] (:)='('
   Call: (197) [system] (:)='['
   Fail: (197) [system] (:)='['
   Call: (197) [system] (:)='{'
   Fail: (197) [system] (:)='{'
   Call: (197) [system] (:)='"'
   Fail: (197) [system] (:)='"'
   Call: (197) [system] (:)=!
   Fail: (197) [system] (:)=!
   Call: (197) [system] (:)='\''
   Fail: (197) [system] (:)='\''
   Call: (197) [system] (:)='`'
   Fail: (197) [system] (:)='`'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), :, _891214)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _924868)
   Call: (199) [system] peek_char((0x55798e5fad60), _925802)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _924868=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (198) [user] classify_and_convert_charseq(:, [], _891214)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_935112, _935114), once(user:catch(read_from_chars([:], _891214), _935088, fail)), '$restore_trace'(_935112, _935114))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_935112, _935114))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _935088, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(:)
   Exit: (199) [system] atomic(:)
^  Exit: (198) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _942612)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _944470)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _952208)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _954912)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _969990)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _975560)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _977418)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _991572)
   Exit: (198) [system] get_char((0x55798e5fad60), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _975560)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1009214)
   Call: (200) [system] peek_char((0x55798e5fad60), _1010148)
   Exit: (200) [system] peek_char((0x55798e5fad60), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_1014868, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_1015800, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55798e5fad60), p)
   Exit: (200) [system] get_char((0x55798e5fad60), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1023150)
   Call: (201) [system] peek_char((0x55798e5fad60), _1024084)
   Exit: (201) [system] peek_char((0x55798e5fad60), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_1028804, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_1029736, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55798e5fad60), r)
   Exit: (201) [system] get_char((0x55798e5fad60), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1037086)
   Call: (202) [system] peek_char((0x55798e5fad60), _1038020)
   Exit: (202) [system] peek_char((0x55798e5fad60), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_1042740, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_1043672, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55798e5fad60), o)
   Exit: (202) [system] get_char((0x55798e5fad60), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1051022)
   Call: (203) [system] peek_char((0x55798e5fad60), _1051956)
   Exit: (203) [system] peek_char((0x55798e5fad60), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_1056676, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_1057608, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55798e5fad60), o)
   Exit: (203) [system] get_char((0x55798e5fad60), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1064958)
   Call: (204) [system] peek_char((0x55798e5fad60), _1065892)
   Exit: (204) [system] peek_char((0x55798e5fad60), f)
^  Call: (204) [user] is_delimiter(f)
   Call: (205) [system] char_type(f, space)
   Fail: (205) [system] char_type(f, space)
   Call: (205) [system] arg(_1070612, v('(', ')', end_of_file), f)
   Fail: (205) [system] arg(_1071544, v('(', ')', end_of_file), f)
^  Fail: (204) [user] is_delimiter(f)
   Call: (204) [system] ')'==f
   Fail: (204) [system] ')'==f
   Call: (204) [system] get_char((0x55798e5fad60), f)
   Exit: (204) [system] get_char((0x55798e5fad60), f)
   Call: (204) [system] f=(\)
   Fail: (204) [system] f=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1078894)
   Call: (205) [system] peek_char((0x55798e5fad60), _1079828)
   Exit: (205) [system] peek_char((0x55798e5fad60), '2')
^  Call: (205) [user] is_delimiter('2')
   Call: (206) [system] char_type('2', space)
   Fail: (206) [system] char_type('2', space)
   Call: (206) [system] arg(_1084548, v('(', ')', end_of_file), '2')
   Fail: (206) [system] arg(_1085480, v('(', ')', end_of_file), '2')
^  Fail: (205) [user] is_delimiter('2')
   Call: (205) [system] ')'=='2'
   Fail: (205) [system] ')'=='2'
   Call: (205) [system] get_char((0x55798e5fad60), '2')
   Exit: (205) [system] get_char((0x55798e5fad60), '2')
   Call: (205) [system] '2'=(\)
   Fail: (205) [system] '2'=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1092830)
   Call: (206) [system] peek_char((0x55798e5fad60), _1093764)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1092830=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _1078894=['2']
   Exit: (205) [system] ['2']=['2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (204) [system] _1064958=[f, '2']
   Exit: (204) [system] [f, '2']=[f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '2'])
   Call: (203) [system] _1051022=[o, f, '2']
   Exit: (203) [system] [o, f, '2']=[o, f, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '2'])
   Call: (202) [system] _1037086=[o, o, f, '2']
   Exit: (202) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '2'])
   Call: (201) [system] _1023150=[r, o, o, f, '2']
   Exit: (201) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '2'])
   Call: (200) [system] _1009214=[p, r, o, o, f, '2']
   Exit: (200) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '2'])
^  Call: (199) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _975560)
   Call: (200) [system] atom_chars(_1119812, ['_', p, r, o, o, f, '2'])
   Exit: (200) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (199) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _proof2)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _proof2)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), _proof2)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1124476)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1126334)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1134072)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1136776)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1151854)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1157424)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1159282)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1173436)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _1157424)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1191078)
   Call: (201) [system] peek_char((0x55798e5fad60), _1192012)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_1196732, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_1197664, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1205014)
   Call: (202) [system] peek_char((0x55798e5fad60), _1205948)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_1210668, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_1211600, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1218950)
   Call: (203) [system] peek_char((0x55798e5fad60), _1219884)
   Exit: (203) [system] peek_char((0x55798e5fad60), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_1224604, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_1225536, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55798e5fad60), e)
   Exit: (203) [system] get_char((0x55798e5fad60), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1232886)
   Call: (204) [system] peek_char((0x55798e5fad60), _1233820)
   Exit: (204) [system] peek_char((0x55798e5fad60), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_1238540, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_1239472, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55798e5fad60), m)
   Exit: (204) [system] get_char((0x55798e5fad60), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1246822)
   Call: (205) [system] peek_char((0x55798e5fad60), _1247756)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_1252476, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_1253408, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1260758)
   Call: (206) [system] peek_char((0x55798e5fad60), _1261692)
   Exit: (206) [system] peek_char((0x55798e5fad60), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_1266412, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_1267344, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55798e5fad60), s)
   Exit: (206) [system] get_char((0x55798e5fad60), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1274694)
   Call: (207) [system] peek_char((0x55798e5fad60), _1275628)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_1280348, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_1281280, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1288630)
   Call: (208) [system] peek_char((0x55798e5fad60), _1289564)
   Exit: (208) [system] peek_char((0x55798e5fad60), '2')
^  Call: (208) [user] is_delimiter('2')
   Call: (209) [system] char_type('2', space)
   Fail: (209) [system] char_type('2', space)
   Call: (209) [system] arg(_1294284, v('(', ')', end_of_file), '2')
   Fail: (209) [system] arg(_1295216, v('(', ')', end_of_file), '2')
^  Fail: (208) [user] is_delimiter('2')
   Call: (208) [system] ')'=='2'
   Fail: (208) [system] ')'=='2'
   Call: (208) [system] get_char((0x55798e5fad60), '2')
   Exit: (208) [system] get_char((0x55798e5fad60), '2')
   Call: (208) [system] '2'=(\)
   Fail: (208) [system] '2'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1302566)
   Call: (209) [system] peek_char((0x55798e5fad60), _1303500)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_1308220, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _1302566=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _1288630=['2']
   Exit: (208) [system] ['2']=['2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (207) [system] _1274694=[e, '2']
   Exit: (207) [system] [e, '2']=[e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '2'])
   Call: (206) [system] _1260758=[s, e, '2']
   Exit: (206) [system] [s, e, '2']=[s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '2'])
   Call: (205) [system] _1246822=[i, s, e, '2']
   Exit: (205) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '2'])
   Call: (204) [system] _1232886=[m, i, s, e, '2']
   Exit: (204) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '2'])
   Call: (203) [system] _1218950=[e, m, i, s, e, '2']
   Exit: (203) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '2'])
   Call: (202) [system] _1205014=[r, e, m, i, s, e, '2']
   Exit: (202) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '2'])
   Call: (201) [system] _1191078=[p, r, e, m, i, s, e, '2']
   Exit: (201) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '2'])
^  Call: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _1157424)
   Call: (201) [system] atom_chars(_1337008, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (201) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _premise2)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _premise2)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1341672)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1343530)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1357684)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55798e5fad60), _1361474)
   Exit: (199) [system] get_char((0x55798e5fad60), ')')
   Call: (199) [system] _1341672=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [])
   Call: (198) [system] _1124476=[_premise2]
   Exit: (198) [system] [_premise2]=[_premise2]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_premise2])
   Call: (197) [system] _942612=[_proof2, _premise2]
   Exit: (197) [system] [_proof2, _premise2]=[_proof2, _premise2]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [_proof2, _premise2])
   Call: (196) [system] _849908=[:, _proof2, _premise2]
   Exit: (196) [system] [:, _proof2, _premise2]=[:, _proof2, _premise2]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [:, _proof2, _premise2])
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof2, _premise2])
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1375356)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1377214)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1384952)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1387656)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1402734)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1408304)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1410162)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1424316)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1408304)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1429886)
   Exit: (198) [system] peek_char((0x55798e5fad60), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1444040)
   Exit: (197) [system] peek_char((0x55798e5fad60), s)
   Call: (197) [system] s=')'
   Fail: (197) [system] s=')'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1449610)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1451468)
   Exit: (199) [system] peek_char((0x55798e5fad60), s)
   Call: (199) [system] s=(;)
   Fail: (199) [system] s=(;)
^  Call: (199) [user] is_like_space(s)
   Call: (200) [system] char_type(s, 'white')
   Fail: (200) [system] char_type(s, 'white')
   Call: (200) [system] char_type(s, end_of_line)
   Fail: (200) [system] char_type(s, end_of_line)
   Call: (200) [system] char_type(s, space)
   Fail: (200) [system] char_type(s, space)
   Call: (200) [system] char_type(s, cntrl)
   Fail: (200) [system] char_type(s, cntrl)
^  Fail: (199) [user] is_like_space(s)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1465622)
   Exit: (198) [system] get_char((0x55798e5fad60), s)
   Call: (198) [system] s='('
   Fail: (198) [system] s='('
   Call: (198) [system] s='['
   Fail: (198) [system] s='['
   Call: (198) [system] s='{'
   Fail: (198) [system] s='{'
   Call: (198) [system] s='"'
   Fail: (198) [system] s='"'
   Call: (198) [system] s=!
   Fail: (198) [system] s=!
   Call: (198) [system] s='\''
   Fail: (198) [system] s='\''
   Call: (198) [system] s='`'
   Fail: (198) [system] s='`'
   Call: (198) [system] s=end_of_file
   Fail: (198) [system] s=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), s, _1449610)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1483264)
   Call: (200) [system] peek_char((0x55798e5fad60), _1484198)
   Exit: (200) [system] peek_char((0x55798e5fad60), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_1488918, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_1489850, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55798e5fad60), y)
   Exit: (200) [system] get_char((0x55798e5fad60), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1497200)
   Call: (201) [system] peek_char((0x55798e5fad60), _1498134)
   Exit: (201) [system] peek_char((0x55798e5fad60), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_1502854, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_1503786, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55798e5fad60), n)
   Exit: (201) [system] get_char((0x55798e5fad60), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1511136)
   Call: (202) [system] peek_char((0x55798e5fad60), _1512070)
   Exit: (202) [system] peek_char((0x55798e5fad60), t)
^  Call: (202) [user] is_delimiter(t)
   Call: (203) [system] char_type(t, space)
   Fail: (203) [system] char_type(t, space)
   Call: (203) [system] arg(_1516790, v('(', ')', end_of_file), t)
   Fail: (203) [system] arg(_1517722, v('(', ')', end_of_file), t)
^  Fail: (202) [user] is_delimiter(t)
   Call: (202) [system] ')'==t
   Fail: (202) [system] ')'==t
   Call: (202) [system] get_char((0x55798e5fad60), t)
   Exit: (202) [system] get_char((0x55798e5fad60), t)
   Call: (202) [system] t=(\)
   Fail: (202) [system] t=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1525072)
   Call: (203) [system] peek_char((0x55798e5fad60), _1526006)
   Exit: (203) [system] peek_char((0x55798e5fad60), h)
^  Call: (203) [user] is_delimiter(h)
   Call: (204) [system] char_type(h, space)
   Fail: (204) [system] char_type(h, space)
   Call: (204) [system] arg(_1530726, v('(', ')', end_of_file), h)
   Fail: (204) [system] arg(_1531658, v('(', ')', end_of_file), h)
^  Fail: (203) [user] is_delimiter(h)
   Call: (203) [system] ')'==h
   Fail: (203) [system] ')'==h
   Call: (203) [system] get_char((0x55798e5fad60), h)
   Exit: (203) [system] get_char((0x55798e5fad60), h)
   Call: (203) [system] h=(\)
   Fail: (203) [system] h=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1539008)
   Call: (204) [system] peek_char((0x55798e5fad60), _1539942)
   Exit: (204) [system] peek_char((0x55798e5fad60), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_1544662, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_1545594, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55798e5fad60), e)
   Exit: (204) [system] get_char((0x55798e5fad60), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1552944)
   Call: (205) [system] peek_char((0x55798e5fad60), _1553878)
   Exit: (205) [system] peek_char((0x55798e5fad60), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_1558598, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_1559530, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55798e5fad60), s)
   Exit: (205) [system] get_char((0x55798e5fad60), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1566880)
   Call: (206) [system] peek_char((0x55798e5fad60), _1567814)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_1572534, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_1573466, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1580816)
   Call: (207) [system] peek_char((0x55798e5fad60), _1581750)
   Exit: (207) [system] peek_char((0x55798e5fad60), z)
^  Call: (207) [user] is_delimiter(z)
   Call: (208) [system] char_type(z, space)
   Fail: (208) [system] char_type(z, space)
   Call: (208) [system] arg(_1586470, v('(', ')', end_of_file), z)
   Fail: (208) [system] arg(_1587402, v('(', ')', end_of_file), z)
^  Fail: (207) [user] is_delimiter(z)
   Call: (207) [system] ')'==z
   Fail: (207) [system] ')'==z
   Call: (207) [system] get_char((0x55798e5fad60), z)
   Exit: (207) [system] get_char((0x55798e5fad60), z)
   Call: (207) [system] z=(\)
   Fail: (207) [system] z=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1594752)
   Call: (208) [system] peek_char((0x55798e5fad60), _1595686)
   Exit: (208) [system] peek_char((0x55798e5fad60), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_1600406, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_1601338, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55798e5fad60), e)
   Exit: (208) [system] get_char((0x55798e5fad60), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1608688)
   Call: (209) [system] peek_char((0x55798e5fad60), _1609622)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1608688=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _1594752=[e]
   Exit: (208) [system] [e]=[e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (207) [system] _1580816=[z, e]
   Exit: (207) [system] [z, e]=[z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (206) [system] _1566880=[i, z, e]
   Exit: (206) [system] [i, z, e]=[i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (205) [system] _1552944=[s, i, z, e]
   Exit: (205) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (204) [system] _1539008=[e, s, i, z, e]
   Exit: (204) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (203) [system] _1525072=[h, e, s, i, z, e]
   Exit: (203) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (202) [system] _1511136=[t, h, e, s, i, z, e]
   Exit: (202) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (201) [system] _1497200=[n, t, h, e, s, i, z, e]
   Exit: (201) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (200) [system] _1483264=[y, n, t, h, e, s, i, z, e]
   Exit: (200) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (199) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _1449610)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_1644078, _1644080), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1449610), _1644054, fail)), '$restore_trace'(_1644078, _1644080))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_1644078, _1644080))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1644054, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(synthesize)
   Exit: (200) [system] atomic(synthesize)
^  Exit: (199) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1651578)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1653436)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1661174)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1663878)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1678956)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1684526)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1686384)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1700538)
   Exit: (199) [system] get_char((0x55798e5fad60), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1684526)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1706108)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1720262)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=')'
   Fail: (200) [system] (:)=')'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1725832)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1727690)
   Exit: (202) [system] peek_char((0x55798e5fad60), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1741844)
   Exit: (201) [system] get_char((0x55798e5fad60), :)
   Call: (201) [system] (:)='('
   Fail: (201) [system] (:)='('
   Call: (201) [system] (:)='['
   Fail: (201) [system] (:)='['
   Call: (201) [system] (:)='{'
   Fail: (201) [system] (:)='{'
   Call: (201) [system] (:)='"'
   Fail: (201) [system] (:)='"'
   Call: (201) [system] (:)=!
   Fail: (201) [system] (:)=!
   Call: (201) [system] (:)='\''
   Fail: (201) [system] (:)='\''
   Call: (201) [system] (:)='`'
   Fail: (201) [system] (:)='`'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), :, _1725832)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1759486)
   Call: (203) [system] peek_char((0x55798e5fad60), _1760420)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _1759486=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (202) [user] classify_and_convert_charseq(:, [], _1725832)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1769730, _1769732), once(user:catch(read_from_chars([:], _1725832), _1769706, fail)), '$restore_trace'(_1769730, _1769732))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1769730, _1769732))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1769706, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(:)
   Exit: (203) [system] atomic(:)
^  Exit: (202) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1777230)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1779088)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1786826)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1789530)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1804608)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1810178)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1812036)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1826190)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _1810178)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1843832)
   Call: (204) [system] peek_char((0x55798e5fad60), _1844766)
   Exit: (204) [system] peek_char((0x55798e5fad60), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_1849486, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_1850418, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55798e5fad60), p)
   Exit: (204) [system] get_char((0x55798e5fad60), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1857768)
   Call: (205) [system] peek_char((0x55798e5fad60), _1858702)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1863422, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1864354, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1871704)
   Call: (206) [system] peek_char((0x55798e5fad60), _1872638)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1877358, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1878290, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1885640)
   Call: (207) [system] peek_char((0x55798e5fad60), _1886574)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1891294, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1892226, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1899576)
   Call: (208) [system] peek_char((0x55798e5fad60), _1900510)
   Exit: (208) [system] peek_char((0x55798e5fad60), f)
^  Call: (208) [user] is_delimiter(f)
   Call: (209) [system] char_type(f, space)
   Fail: (209) [system] char_type(f, space)
   Call: (209) [system] arg(_1905230, v('(', ')', end_of_file), f)
   Fail: (209) [system] arg(_1906162, v('(', ')', end_of_file), f)
^  Fail: (208) [user] is_delimiter(f)
   Call: (208) [system] ')'==f
   Fail: (208) [system] ')'==f
   Call: (208) [system] get_char((0x55798e5fad60), f)
   Exit: (208) [system] get_char((0x55798e5fad60), f)
   Call: (208) [system] f=(\)
   Fail: (208) [system] f=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1913512)
   Call: (209) [system] peek_char((0x55798e5fad60), _1914446)
   Exit: (209) [system] peek_char((0x55798e5fad60), '2')
^  Call: (209) [user] is_delimiter('2')
   Call: (210) [system] char_type('2', space)
   Fail: (210) [system] char_type('2', space)
   Call: (210) [system] arg(_1919166, v('(', ')', end_of_file), '2')
   Fail: (210) [system] arg(_1920098, v('(', ')', end_of_file), '2')
^  Fail: (209) [user] is_delimiter('2')
   Call: (209) [system] ')'=='2'
   Fail: (209) [system] ')'=='2'
   Call: (209) [system] get_char((0x55798e5fad60), '2')
   Exit: (209) [system] get_char((0x55798e5fad60), '2')
   Call: (209) [system] '2'=(\)
   Fail: (209) [system] '2'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1927448)
   Call: (210) [system] peek_char((0x55798e5fad60), _1928382)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1927448=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _1913512=['2']
   Exit: (209) [system] ['2']=['2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (208) [system] _1899576=[f, '2']
   Exit: (208) [system] [f, '2']=[f, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '2'])
   Call: (207) [system] _1885640=[o, f, '2']
   Exit: (207) [system] [o, f, '2']=[o, f, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '2'])
   Call: (206) [system] _1871704=[o, o, f, '2']
   Exit: (206) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '2'])
   Call: (205) [system] _1857768=[r, o, o, f, '2']
   Exit: (205) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '2'])
   Call: (204) [system] _1843832=[p, r, o, o, f, '2']
   Exit: (204) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '2'])
^  Call: (203) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _1810178)
   Call: (204) [system] atom_chars(_1954430, ['_', p, r, o, o, f, '2'])
   Exit: (204) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (203) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _proof2)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _proof2)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _proof2)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1959094)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1960952)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1968690)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1971394)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1986472)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1992042)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1993900)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _2008054)
   Exit: (203) [system] get_char((0x55798e5fad60), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _1992042)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _2025696)
   Call: (205) [system] peek_char((0x55798e5fad60), _2026630)
   Exit: (205) [system] peek_char((0x55798e5fad60), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_2031350, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_2032282, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55798e5fad60), p)
   Exit: (205) [system] get_char((0x55798e5fad60), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _2039632)
   Call: (206) [system] peek_char((0x55798e5fad60), _2040566)
   Exit: (206) [system] peek_char((0x55798e5fad60), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_2045286, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_2046218, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55798e5fad60), r)
   Exit: (206) [system] get_char((0x55798e5fad60), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _2053568)
   Call: (207) [system] peek_char((0x55798e5fad60), _2054502)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_2059222, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_2060154, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _2067504)
   Call: (208) [system] peek_char((0x55798e5fad60), _2068438)
   Exit: (208) [system] peek_char((0x55798e5fad60), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_2073158, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_2074090, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55798e5fad60), m)
   Exit: (208) [system] get_char((0x55798e5fad60), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _2081440)
   Call: (209) [system] peek_char((0x55798e5fad60), _2082374)
   Exit: (209) [system] peek_char((0x55798e5fad60), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_2087094, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_2088026, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55798e5fad60), i)
   Exit: (209) [system] get_char((0x55798e5fad60), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _2095376)
   Call: (210) [system] peek_char((0x55798e5fad60), _3814)
   Exit: (210) [system] peek_char((0x55798e5fad60), s)
^  Call: (210) [user] is_delimiter(s)
   Call: (211) [system] char_type(s, space)
   Fail: (211) [system] char_type(s, space)
   Call: (211) [system] arg(_8034, v('(', ')', end_of_file), s)
   Fail: (211) [system] arg(_8966, v('(', ')', end_of_file), s)
^  Fail: (210) [user] is_delimiter(s)
   Call: (210) [system] ')'==s
   Fail: (210) [system] ')'==s
   Call: (210) [system] get_char((0x55798e5fad60), s)
   Exit: (210) [system] get_char((0x55798e5fad60), s)
   Call: (210) [system] s=(\)
   Fail: (210) [system] s=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _16316)
   Call: (211) [system] peek_char((0x55798e5fad60), _17250)
   Exit: (211) [system] peek_char((0x55798e5fad60), e)
^  Call: (211) [user] is_delimiter(e)
   Call: (212) [system] char_type(e, space)
   Fail: (212) [system] char_type(e, space)
   Call: (212) [system] arg(_21970, v('(', ')', end_of_file), e)
   Fail: (212) [system] arg(_22902, v('(', ')', end_of_file), e)
^  Fail: (211) [user] is_delimiter(e)
   Call: (211) [system] ')'==e
   Fail: (211) [system] ')'==e
   Call: (211) [system] get_char((0x55798e5fad60), e)
   Exit: (211) [system] get_char((0x55798e5fad60), e)
   Call: (211) [system] e=(\)
   Fail: (211) [system] e=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _30252)
   Call: (212) [system] peek_char((0x55798e5fad60), _31186)
   Exit: (212) [system] peek_char((0x55798e5fad60), '2')
^  Call: (212) [user] is_delimiter('2')
   Call: (213) [system] char_type('2', space)
   Fail: (213) [system] char_type('2', space)
   Call: (213) [system] arg(_35906, v('(', ')', end_of_file), '2')
   Fail: (213) [system] arg(_36838, v('(', ')', end_of_file), '2')
^  Fail: (212) [user] is_delimiter('2')
   Call: (212) [system] ')'=='2'
   Fail: (212) [system] ')'=='2'
   Call: (212) [system] get_char((0x55798e5fad60), '2')
   Exit: (212) [system] get_char((0x55798e5fad60), '2')
   Call: (212) [system] '2'=(\)
   Fail: (212) [system] '2'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _44188)
   Call: (213) [system] peek_char((0x55798e5fad60), _45122)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_49842, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _44188=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (212) [system] _30252=['2']
   Exit: (212) [system] ['2']=['2']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (211) [system] _16316=[e, '2']
   Exit: (211) [system] [e, '2']=[e, '2']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '2'])
   Call: (210) [system] _3810=[s, e, '2']
   Exit: (210) [system] [s, e, '2']=[s, e, '2']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '2'])
   Call: (209) [system] _3806=[i, s, e, '2']
   Exit: (209) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '2'])
   Call: (208) [system] _3802=[m, i, s, e, '2']
   Exit: (208) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '2'])
   Call: (207) [system] _3798=[e, m, i, s, e, '2']
   Exit: (207) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '2'])
   Call: (206) [system] _3794=[r, e, m, i, s, e, '2']
   Exit: (206) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '2'])
   Call: (205) [system] _3790=[p, r, e, m, i, s, e, '2']
   Exit: (205) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '2'])
^  Call: (204) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _3786)
   Call: (205) [system] atom_chars(_78630, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (205) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (204) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _premise2)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), _premise2)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _83294)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _85152)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _99306)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55798e5fad60), _103096)
   Exit: (203) [system] get_char((0x55798e5fad60), ')')
   Call: (203) [system] _83294=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [])
   Call: (202) [system] _3782=[_premise2]
   Exit: (202) [system] [_premise2]=[_premise2]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [_premise2])
   Call: (201) [system] _3772=[_proof2, _premise2]
   Exit: (201) [system] [_proof2, _premise2]=[_proof2, _premise2]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_proof2, _premise2])
   Call: (200) [system] _3764=[:, _proof2, _premise2]
   Exit: (200) [system] [:, _proof2, _premise2]=[:, _proof2, _premise2]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [:, _proof2, _premise2])
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof2, _premise2])
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _116978)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _118836)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _126574)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _129278)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _144356)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _149926)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _151784)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _165938)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _149926)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _183580)
   Call: (202) [system] peek_char((0x55798e5fad60), _184514)
   Exit: (202) [system] peek_char((0x55798e5fad60), k)
^  Call: (202) [user] is_delimiter(k)
   Call: (203) [system] char_type(k, space)
   Fail: (203) [system] char_type(k, space)
   Call: (203) [system] arg(_189234, v('(', ')', end_of_file), k)
   Fail: (203) [system] arg(_190166, v('(', ')', end_of_file), k)
^  Fail: (202) [user] is_delimiter(k)
   Call: (202) [system] ')'==k
   Fail: (202) [system] ')'==k
   Call: (202) [system] get_char((0x55798e5fad60), k)
   Exit: (202) [system] get_char((0x55798e5fad60), k)
   Call: (202) [system] k=(\)
   Fail: (202) [system] k=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _197516)
   Call: (203) [system] peek_char((0x55798e5fad60), _198450)
   Exit: (203) [system] peek_char((0x55798e5fad60), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_203170, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_204102, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55798e5fad60), b)
   Exit: (203) [system] get_char((0x55798e5fad60), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _211452)
   Call: (204) [system] peek_char((0x55798e5fad60), _212386)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _211452=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (203) [system] _197516=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (202) [system] _183580=[k, b]
   Exit: (202) [system] [k, b]=[k, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (201) [user] classify_and_convert_charseq($, [k, b], _149926)
   Call: (202) [system] atom_chars(_227258, ['_', k, b])
   Exit: (202) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (201) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _231922)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _233780)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _241518)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _244222)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _259300)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _264870)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _266728)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _280882)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _264870)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _298524)
   Call: (203) [system] peek_char((0x55798e5fad60), _299458)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_304178, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_305110, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _312460)
   Call: (204) [system] peek_char((0x55798e5fad60), _313394)
   Exit: (204) [system] peek_char((0x55798e5fad60), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_318114, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_319046, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55798e5fad60), b)
   Exit: (204) [system] get_char((0x55798e5fad60), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _326396)
   Call: (205) [system] peek_char((0x55798e5fad60), _327330)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _326396=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _312460=[b]
   Exit: (204) [system] [b]=[b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (203) [system] _298524=[r, b]
   Exit: (203) [system] [r, b]=[r, b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (202) [user] classify_and_convert_charseq($, [r, b], _264870)
   Call: (203) [system] atom_chars(_342202, ['_', r, b])
   Exit: (203) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (202) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _346866)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _348724)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _356462)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _359166)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _374244)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _379814)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _381672)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _395826)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _379814)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _413468)
   Call: (204) [system] peek_char((0x55798e5fad60), _414402)
   Exit: (204) [system] peek_char((0x55798e5fad60), k)
^  Call: (204) [user] is_delimiter(k)
   Call: (205) [system] char_type(k, space)
   Fail: (205) [system] char_type(k, space)
   Call: (205) [system] arg(_419122, v('(', ')', end_of_file), k)
   Fail: (205) [system] arg(_420054, v('(', ')', end_of_file), k)
^  Fail: (204) [user] is_delimiter(k)
   Call: (204) [system] ')'==k
   Fail: (204) [system] ')'==k
   Call: (204) [system] get_char((0x55798e5fad60), k)
   Exit: (204) [system] get_char((0x55798e5fad60), k)
   Call: (204) [system] k=(\)
   Fail: (204) [system] k=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _427404)
   Call: (205) [system] peek_char((0x55798e5fad60), _428338)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
^  Call: (205) [user] is_delimiter(')')
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] arg(_433058, v('(', ')', end_of_file), ')')
   Exit: (206) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (205) [user] is_delimiter(')')
   Call: (205) [system] _427404=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _413468=[k]
   Exit: (204) [system] [k]=[k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (203) [user] classify_and_convert_charseq($, [k], _379814)
   Call: (204) [system] atom_chars(_442288, ['_', k])
   Exit: (204) [system] atom_chars('_k', ['_', k])
^  Exit: (203) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _446952)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _448810)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _462964)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55798e5fad60), _466754)
   Exit: (202) [system] get_char((0x55798e5fad60), ')')
   Call: (202) [system] _446952=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [])
   Call: (201) [system] _346866=[_k]
   Exit: (201) [system] [_k]=[_k]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (200) [system] _231922=[_rb, _k]
   Exit: (200) [system] [_rb, _k]=[_rb, _k]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_rb, _k])
   Call: (199) [system] _116978=[_kb, _rb, _k]
   Exit: (199) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, _k])
   Call: (198) [system] _3760=[[:, _proof2, _premise2], _kb, _rb, _k]
   Exit: (198) [system] [[:, _proof2, _premise2], _kb, _rb, _k]=[[:, _proof2, _premise2], _kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [[:, _proof2, _premise2], _kb, _rb, _k])
   Call: (197) [system] _3752=[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]
   Exit: (197) [system] [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]=[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _486224)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _488082)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _502236)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _506026)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _486224=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _3748=[[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
   Exit: (195) [system] [[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]=[[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Call: (194) [system] _3714=[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
   Exit: (194) [system] [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]=[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _517114)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _518972)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _533126)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _536916)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _517114=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _3710=[[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]
   Exit: (192) [system] [[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]=[[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
   Call: (191) [system] _3598=[[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]
   Exit: (191) [system] [[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]=[[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
   Call: (190) [system] _3524=[[[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]
   Exit: (190) [system] [[[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]=[[[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [[[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
   Call: (189) [system] _3436=[[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]
   Exit: (189) [system] [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]=[[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _553592)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _555450)
   Exit: (189) [system] peek_char((0x55798e5fad60), '\n')
   Call: (189) [system] '\n'=(;)
   Fail: (189) [system] '\n'=(;)
^  Call: (189) [user] is_like_space('\n')
   Call: (190) [system] char_type('\n', 'white')
   Fail: (190) [system] char_type('\n', 'white')
   Call: (190) [system] char_type('\n', end_of_line)
   Exit: (190) [system] char_type('\n', end_of_line)
^  Exit: (189) [user] is_like_space('\n')
   Call: (189) [system] get_char((0x55798e5fad60), _565044)
   Exit: (189) [system] get_char((0x55798e5fad60), '\n')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _567748)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _575486)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _578190)
   Exit: (191) [system] peek_char((0x55798e5fad60), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55798e5fad60), _585928)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _588632)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _596370)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _599074)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _606812)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _609516)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _617254)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _619958)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _639656)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _645226)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _647084)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _661238)
   Exit: (189) [system] get_char((0x55798e5fad60), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _645226)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _678880)
   Call: (191) [system] peek_char((0x55798e5fad60), _679814)
   Exit: (191) [system] peek_char((0x55798e5fad60), q)
^  Call: (191) [user] is_delimiter(q)
   Call: (192) [system] char_type(q, space)
   Fail: (192) [system] char_type(q, space)
   Call: (192) [system] arg(_684534, v('(', ')', end_of_file), q)
   Fail: (192) [system] arg(_685466, v('(', ')', end_of_file), q)
^  Fail: (191) [user] is_delimiter(q)
   Call: (191) [system] ')'==q
   Fail: (191) [system] ')'==q
   Call: (191) [system] get_char((0x55798e5fad60), q)
   Exit: (191) [system] get_char((0x55798e5fad60), q)
   Call: (191) [system] q=(\)
   Fail: (191) [system] q=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _692816)
   Call: (192) [system] peek_char((0x55798e5fad60), _693750)
   Exit: (192) [system] peek_char((0x55798e5fad60), u)
^  Call: (192) [user] is_delimiter(u)
   Call: (193) [system] char_type(u, space)
   Fail: (193) [system] char_type(u, space)
   Call: (193) [system] arg(_698470, v('(', ')', end_of_file), u)
   Fail: (193) [system] arg(_699402, v('(', ')', end_of_file), u)
^  Fail: (192) [user] is_delimiter(u)
   Call: (192) [system] ')'==u
   Fail: (192) [system] ')'==u
   Call: (192) [system] get_char((0x55798e5fad60), u)
   Exit: (192) [system] get_char((0x55798e5fad60), u)
   Call: (192) [system] u=(\)
   Fail: (192) [system] u=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _706752)
   Call: (193) [system] peek_char((0x55798e5fad60), _707686)
   Exit: (193) [system] peek_char((0x55798e5fad60), e)
^  Call: (193) [user] is_delimiter(e)
   Call: (194) [system] char_type(e, space)
   Fail: (194) [system] char_type(e, space)
   Call: (194) [system] arg(_712406, v('(', ')', end_of_file), e)
   Fail: (194) [system] arg(_713338, v('(', ')', end_of_file), e)
^  Fail: (193) [user] is_delimiter(e)
   Call: (193) [system] ')'==e
   Fail: (193) [system] ')'==e
   Call: (193) [system] get_char((0x55798e5fad60), e)
   Exit: (193) [system] get_char((0x55798e5fad60), e)
   Call: (193) [system] e=(\)
   Fail: (193) [system] e=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _720688)
   Call: (194) [system] peek_char((0x55798e5fad60), _721622)
   Exit: (194) [system] peek_char((0x55798e5fad60), r)
^  Call: (194) [user] is_delimiter(r)
   Call: (195) [system] char_type(r, space)
   Fail: (195) [system] char_type(r, space)
   Call: (195) [system] arg(_726342, v('(', ')', end_of_file), r)
   Fail: (195) [system] arg(_727274, v('(', ')', end_of_file), r)
^  Fail: (194) [user] is_delimiter(r)
   Call: (194) [system] ')'==r
   Fail: (194) [system] ')'==r
   Call: (194) [system] get_char((0x55798e5fad60), r)
   Exit: (194) [system] get_char((0x55798e5fad60), r)
   Call: (194) [system] r=(\)
   Fail: (194) [system] r=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _734624)
   Call: (195) [system] peek_char((0x55798e5fad60), _735558)
   Exit: (195) [system] peek_char((0x55798e5fad60), y)
^  Call: (195) [user] is_delimiter(y)
   Call: (196) [system] char_type(y, space)
   Fail: (196) [system] char_type(y, space)
   Call: (196) [system] arg(_740278, v('(', ')', end_of_file), y)
   Fail: (196) [system] arg(_741210, v('(', ')', end_of_file), y)
^  Fail: (195) [user] is_delimiter(y)
   Call: (195) [system] ')'==y
   Fail: (195) [system] ')'==y
   Call: (195) [system] get_char((0x55798e5fad60), y)
   Exit: (195) [system] get_char((0x55798e5fad60), y)
   Call: (195) [system] y=(\)
   Fail: (195) [system] y=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _748560)
   Call: (196) [system] peek_char((0x55798e5fad60), _749494)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_754214, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _748560=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _734624=[y]
   Exit: (195) [system] [y]=[y]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (194) [system] _720688=[r, y]
   Exit: (194) [system] [r, y]=[r, y]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (193) [system] _706752=[e, r, y]
   Exit: (193) [system] [e, r, y]=[e, r, y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (192) [system] _692816=[u, e, r, y]
   Exit: (192) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (191) [system] _678880=[q, u, e, r, y]
   Exit: (191) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (190) [user] classify_and_convert_charseq($, [q, u, e, r, y], _645226)
   Call: (191) [system] atom_chars(_774620, ['_', q, u, e, r, y])
   Exit: (191) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (190) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _779284)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _781142)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _795296)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _799086)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _779284=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _553592=[_query]
   Exit: (188) [system] [_query]=[_query]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [_query])
   Call: (187) [system] _3432=[[[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]
   Exit: (187) [system] [[[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]=[[[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [[[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
   Call: (186) [system] _3424=['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]
   Exit: (186) [system] ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]=['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _812968)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _814826)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _828980)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _832770)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _812968=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _3420=[['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
   Exit: (184) [system] [['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]=[['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Call: (183) [system] _3356=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
   Exit: (183) [system] [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Call: (182) [system] _3316=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
   Exit: (182) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Call: (179) [user] assertz(metta_file_comment(60, 0, 2034, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], '$stream_position'(2034, 60, 0, 2034)))
^  Exit: (179) [user] assertz(metta_file_comment(60, 0, 2034, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], '$stream_position'(2034, 60, 0, 2034)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 60, 0, 2034, '$stream_position'(2034, 60, 0, 2034)), read_sexpr((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]), assertz(metta_file_comment(60, 0, 2034, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], '$stream_position'(2034, 60, 0, 2034)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_851288, _851290, _851292, _851294, _851296))
^  Exit: (177) [user] retract(metta_file_comment(40, 0, 1292, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$stream_position'(1292, 40, 0, 1292)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _854130))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _854130)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _854130)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _856946))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _856946))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _856946)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _859746))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _859746)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _859746)
   Call: (187) [system] var('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
   Call: (187) [system] atom('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
   Call: (187) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)==true
   Call: (187) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)==false
   Call: (187) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)==[_866266, _866272]
   Call: (187) [system] is_list('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
   Call: (187) [system] string('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
   Call: (187) [system] compound('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
   Exit: (187) [system] compound('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _870900, _870902)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT', [";;\t\t to non-deterministically pick up a", 40, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";;\t\t to non-deterministically pick up a", 40, 0], _874642)
   Call: (188) [apply] apply:maplist_([";;\t\t to non-deterministically pick up a", 40, 0], _874642, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";;\t\t to non-deterministically pick up a", _876522)
   Call: (190) [system] var(";;\t\t to non-deterministically pick up a")
   Call: (190) [system] atom(";;\t\t to non-deterministically pick up a")
   Call: (190) [system] ";;\t\t to non-deterministically pick up a"==true
   Call: (190) [system] ";;\t\t to non-deterministically pick up a"==false
   Call: (190) [system] ";;\t\t to non-deterministically pick up a"==[_881164, _881170]
   Call: (190) [system] is_list(";;\t\t to non-deterministically pick up a")
   Call: (190) [system] string(";;\t\t to non-deterministically pick up a")
   Exit: (190) [system] string(";;\t\t to non-deterministically pick up a")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";;\t\t to non-deterministically pick up a")
^  Call: (190) [user] symbol(";;\t\t to non-deterministically pick up a")
   Call: (191) [system] atom(";;\t\t to non-deterministically pick up a")
   Fail: (191) [system] atom(";;\t\t to non-deterministically pick up a")
^  Fail: (190) [user] symbol(";;\t\t to non-deterministically pick up a")
   Call: (190) [system] ";;\t\t to non-deterministically pick up a"=_876522
   Exit: (190) [system] ";;\t\t to non-deterministically pick up a"=";;\t\t to non-deterministically pick up a"
^  Exit: (189) [user] mfix_vars1(";;\t\t to non-deterministically pick up a", ";;\t\t to non-deterministically pick up a")
   Call: (189) [apply] apply:maplist_([40, 0], _876524, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(40, _895044)
   Call: (191) [system] var(40)
   Call: (191) [system] atom(40)
   Call: (191) [system] 40==true
   Call: (191) [system] 40==false
   Call: (191) [system] 40==[_899686, _899692]
   Call: (191) [system] is_list(40)
   Call: (191) [system] string(40)
   Call: (191) [system] compound(40)
^  Call: (191) [user] symbol(40)
   Call: (192) [system] atom(40)
   Fail: (192) [system] atom(40)
^  Fail: (191) [user] symbol(40)
   Call: (191) [system] 40=_895044
   Exit: (191) [system] 40=40
^  Exit: (190) [user] mfix_vars1(40, 40)
   Call: (190) [apply] apply:maplist_([0], _895046, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _910810)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_915452, _915458]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_910810
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _910812, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([40, 0], [40, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";;\t\t to non-deterministically pick up a", 40, 0], [";;\t\t to non-deterministically pick up a", 40, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";;\t\t to non-deterministically pick up a", 40, 0], [";;\t\t to non-deterministically pick up a", 40, 0])
   Call: (187) [system] compound_name_arguments(_859746, '$COMMENT', [";;\t\t to non-deterministically pick up a", 40, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT', [";;\t\t to non-deterministically pick up a", 40, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)\=@='$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _939628))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _939628))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _939628)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _942428))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _942428)
^  Call: (186) [user] cons_to_c('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _942428)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)\=@='$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _854130))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _854130))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _854130)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _956386))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _956386)
^  Call: (186) [user] cons_to_l('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), _956386)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)\=@='$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)))
   Call: (178) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)\=@='$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)))
   Call: (169) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)), 59]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), me_synthesize_1726263785_9357412, 59)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263785.932276), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263785.932276), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)), 59]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263790.2859428)
   Call: (173) [system] arg(1, t(1726263785.932276), _3148)
   Exit: (173) [system] arg(1, t(1726263785.932276), 1726263785.932276)
   Call: (173) [system] _3158 is 1726263790.2859428-1726263785.932276
   Exit: (173) [system] 4.35366678237915 is 1726263790.2859428-1726263785.932276
   Call: (173) [system] 4.35366678237915>4
   Exit: (173) [system] 4.35366678237915>4
   Call: (173) [system] nb_setarg(1, t(1726263785.932276), 1726263790.2859428)
   Exit: (173) [system] nb_setarg(1, t(1726263790.2859428), 1726263790.2859428)
^  Call: (173) [user] move_cursor_to_first_column
   Call: (174) [system] write(user_error, '')

   Exit: (174) [system] write(user_error, '')
^  Exit: (173) [user] move_cursor_to_first_column
^  Call: (173) [user] format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)), 59])
; 
^  Call: (175) [user] write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
^  Call: (177) [system] setup_call_cleanup('$notrace'(_1002390, _1002392), once(user:with_indents(false, write_src('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)))), '$restore_trace'(_1002390, _1002392))
^  Call: (178) [system] sig_atomic(system:'$notrace'(_1002390, _1002392))
(%COMMENT  ";;\t\t to non-deterministically pick up a" 40 0)
^  Exit: (177) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:with_indents(false, write_src('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)))), system:'$restore_trace'(3, -1))
^  Exit: (175) [user] write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0))
 ; line: 59 
^  Exit: (173) [user] format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)), 59])
   Call: (173) [system] write(user_error, '')

   Exit: (173) [system] write(user_error, '')
^  Call: (173) [user] move_cursor_to_first_column
   Call: (174) [system] write(user_error, '')

   Exit: (174) [system] write(user_error, '')
^  Exit: (173) [user] move_cursor_to_first_column
^  Exit: (171) [user] if_t((get_time(1726263790.2859428), arg(1, t(1726263790.2859428), 1726263785.932276), 4.35366678237915 is 1726263790.2859428-1726263785.932276, 4.35366678237915>4), (nb_setarg(1, t(1726263790.2859428), 1726263790.2859428), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)), 59]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 6)
   Call: (175) [system] atom(6+1)
   Call: (175) [system] set_flag(translated_forms, 7)
   Exit: (175) [system] set_flag(translated_forms, 7)
   Exit: (174) [$syspreds] update_flag(translated_forms, 6, 6+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 6, 6+1))
   Exit: (171) [$syspreds] flag(translated_forms, 6, 6+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), me_synthesize_1726263785_9357412, 59)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;\t\t to non-deterministically pick up a"])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;\t\t to non-deterministically pick up a"])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), me_synthesize_1726263785_9357412, 59)
^  Exit: (169) [system] once(user:(if_t((get_time(1726263790.2859428), arg(1, t(1726263790.2859428), 1726263785.932276), 4.35366678237915 is 1726263790.2859428-1726263785.932276, 4.35366678237915>4), (nb_setarg(1, t(1726263790.2859428), 1726263790.2859428), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0)), 59]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 6, 6+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;\t\t to non-deterministically pick up a", 40, 0), me_synthesize_1726263785_9357412, 59)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 66)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 66))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 66))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _1049948)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _1057370)
   Exit: (175) [system] peek_char((0x55798e5fad60), ;)
   Call: (175) [system] char_type(;, space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _1065708)
   Exit: (177) [system] peek_char((0x55798e5fad60), ;)
   Call: (177) [system] char_type(;, space)
   Call: (177) [system] _1068494=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _1070362, _1070364, _1070366, _1070368), read_sexpr((0x55798e5fad60), _1070380), assertz(metta_file_comment(_1070362, _1070364, _1070366, _1070380, _1070368))))
^  Call: (179) [user] read_position((0x55798e5fad60), _1070362, _1070364, _1070366, _1070368)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_1070368))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_1070368))
   Exit: (181) [system] nonvar(position(_1070368))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(2390, 67, 0, 2390)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(2390, 67, 0, 2390), _1070362)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1080620)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(2390, 67, 0, 2390), _1070362)
   Exit: (181) [system] arg(2, '$stream_position'(2390, 67, 0, 2390), 67)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(2390, 67, 0, 2390), 67)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(2390, 67, 0, 2390), _1070364)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1088054)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(2390, 67, 0, 2390), _1070364)
   Exit: (181) [system] arg(3, '$stream_position'(2390, 67, 0, 2390), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(2390, 67, 0, 2390), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(2390, 67, 0, 2390), _1070366)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1095488)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(2390, 67, 0, 2390), _1070366)
   Exit: (181) [system] arg(1, '$stream_position'(2390, 67, 0, 2390), 2390)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(2390, 67, 0, 2390), 2390)
^  Exit: (179) [user] read_position((0x55798e5fad60), 67, 0, 2390, '$stream_position'(2390, 67, 0, 2390))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _1070380)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _1070380)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1105714)
   Exit: (182) [system] peek_char((0x55798e5fad60), ;)
   Call: (182) [system] (;)=(;)
   Exit: (182) [system] (;)=(;)
^  Call: (182) [user] read_comment((0x55798e5fad60))
^  Call: (183) [user] read_position((0x55798e5fad60), _1110352, _1110354, _1110356, _1110358)
   Call: (184) [system] stream_property((0x55798e5fad60), position(_1110358))
   Call: (185) [system] nonvar((0x55798e5fad60))
   Exit: (185) [system] nonvar((0x55798e5fad60))
   Call: (185) [system] nonvar(position(_1110358))
   Exit: (185) [system] nonvar(position(_1110358))
   Exit: (184) [system] stream_property((0x55798e5fad60), position('$stream_position'(2390, 67, 0, 2390)))
   Call: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(2390, 67, 0, 2390), _1110352)
   Call: (185) [system] nonvar(line_count)
   Exit: (185) [system] nonvar(line_count)
   Call: (185) [$syspreds] stream_position_field(line_count, _1119646)
   Exit: (185) [$syspreds] stream_position_field(line_count, 2)
   Call: (185) [system] arg(2, '$stream_position'(2390, 67, 0, 2390), _1110352)
   Exit: (185) [system] arg(2, '$stream_position'(2390, 67, 0, 2390), 67)
   Exit: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(2390, 67, 0, 2390), 67)
   Call: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(2390, 67, 0, 2390), _1110354)
   Call: (185) [system] nonvar(line_position)
   Exit: (185) [system] nonvar(line_position)
   Call: (185) [$syspreds] stream_position_field(line_position, _1127080)
   Exit: (185) [$syspreds] stream_position_field(line_position, 3)
   Call: (185) [system] arg(3, '$stream_position'(2390, 67, 0, 2390), _1110354)
   Exit: (185) [system] arg(3, '$stream_position'(2390, 67, 0, 2390), 0)
   Exit: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(2390, 67, 0, 2390), 0)
   Call: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(2390, 67, 0, 2390), _1110356)
   Call: (185) [system] nonvar(char_count)
   Exit: (185) [system] nonvar(char_count)
   Call: (185) [$syspreds] stream_position_field(char_count, _1134514)
   Exit: (185) [$syspreds] stream_position_field(char_count, 1)
   Call: (185) [system] arg(1, '$stream_position'(2390, 67, 0, 2390), _1110356)
   Exit: (185) [system] arg(1, '$stream_position'(2390, 67, 0, 2390), 2390)
   Exit: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(2390, 67, 0, 2390), 2390)
^  Exit: (183) [user] read_position((0x55798e5fad60), 67, 0, 2390, '$stream_position'(2390, 67, 0, 2390))
^  Call: (183) [user] read_until_eol((0x55798e5fad60), _1140108)
   Call: (184) [system] get_char((0x55798e5fad60), _1141038)
   Exit: (184) [system] get_char((0x55798e5fad60), ;)
   Call: (184) [system] char_type(;, end_of_line)
   Fail: (184) [system] char_type(;, end_of_line)
   Call: (184) [system] (;)=end_of_file
   Fail: (184) [system] (;)=end_of_file
^  Call: (184) [user] read_until_eol((0x55798e5fad60), _1146608)
   Call: (185) [system] get_char((0x55798e5fad60), _1147538)
   Exit: (185) [system] get_char((0x55798e5fad60), ;)
   Call: (185) [system] char_type(;, end_of_line)
   Fail: (185) [system] char_type(;, end_of_line)
   Call: (185) [system] (;)=end_of_file
   Fail: (185) [system] (;)=end_of_file
^  Call: (185) [user] read_until_eol((0x55798e5fad60), _1153108)
   Call: (186) [system] get_char((0x55798e5fad60), _1154038)
   Exit: (186) [system] get_char((0x55798e5fad60), ' ')
   Call: (186) [system] char_type(' ', end_of_line)
   Fail: (186) [system] char_type(' ', end_of_line)
   Call: (186) [system] ' '=end_of_file
   Fail: (186) [system] ' '=end_of_file
^  Call: (186) [user] read_until_eol((0x55798e5fad60), _1159608)
   Call: (187) [system] get_char((0x55798e5fad60), _1160538)
   Exit: (187) [system] get_char((0x55798e5fad60), 'T')
   Call: (187) [system] char_type('T', end_of_line)
   Fail: (187) [system] char_type('T', end_of_line)
   Call: (187) [system] 'T'=end_of_file
   Fail: (187) [system] 'T'=end_of_file
^  Call: (187) [user] read_until_eol((0x55798e5fad60), _1166108)
   Call: (188) [system] get_char((0x55798e5fad60), _1167038)
   Exit: (188) [system] get_char((0x55798e5fad60), r)
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] r=end_of_file
   Fail: (188) [system] r=end_of_file
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _1172608)
   Call: (189) [system] get_char((0x55798e5fad60), _1173538)
   Exit: (189) [system] get_char((0x55798e5fad60), i)
   Call: (189) [system] char_type(i, end_of_line)
   Fail: (189) [system] char_type(i, end_of_line)
   Call: (189) [system] i=end_of_file
   Fail: (189) [system] i=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _1179108)
   Call: (190) [system] get_char((0x55798e5fad60), _1180038)
   Exit: (190) [system] get_char((0x55798e5fad60), n)
   Call: (190) [system] char_type(n, end_of_line)
   Fail: (190) [system] char_type(n, end_of_line)
   Call: (190) [system] n=end_of_file
   Fail: (190) [system] n=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _1185608)
   Call: (191) [system] get_char((0x55798e5fad60), _1186538)
   Exit: (191) [system] get_char((0x55798e5fad60), a)
   Call: (191) [system] char_type(a, end_of_line)
   Fail: (191) [system] char_type(a, end_of_line)
   Call: (191) [system] a=end_of_file
   Fail: (191) [system] a=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _1192108)
   Call: (192) [system] get_char((0x55798e5fad60), _1193038)
   Exit: (192) [system] get_char((0x55798e5fad60), r)
   Call: (192) [system] char_type(r, end_of_line)
   Fail: (192) [system] char_type(r, end_of_line)
   Call: (192) [system] r=end_of_file
   Fail: (192) [system] r=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _1198608)
   Call: (193) [system] get_char((0x55798e5fad60), _1199538)
   Exit: (193) [system] get_char((0x55798e5fad60), y)
   Call: (193) [system] char_type(y, end_of_line)
   Fail: (193) [system] char_type(y, end_of_line)
   Call: (193) [system] y=end_of_file
   Fail: (193) [system] y=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _1205108)
   Call: (194) [system] get_char((0x55798e5fad60), _1206038)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
   Call: (194) [system] char_type(' ', end_of_line)
   Fail: (194) [system] char_type(' ', end_of_line)
   Call: (194) [system] ' '=end_of_file
   Fail: (194) [system] ' '=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _1211608)
   Call: (195) [system] get_char((0x55798e5fad60), _1212538)
   Exit: (195) [system] get_char((0x55798e5fad60), r)
   Call: (195) [system] char_type(r, end_of_line)
   Fail: (195) [system] char_type(r, end_of_line)
   Call: (195) [system] r=end_of_file
   Fail: (195) [system] r=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _1218108)
   Call: (196) [system] get_char((0x55798e5fad60), _1219038)
   Exit: (196) [system] get_char((0x55798e5fad60), u)
   Call: (196) [system] char_type(u, end_of_line)
   Fail: (196) [system] char_type(u, end_of_line)
   Call: (196) [system] u=end_of_file
   Fail: (196) [system] u=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _1224608)
   Call: (197) [system] get_char((0x55798e5fad60), _1225538)
   Exit: (197) [system] get_char((0x55798e5fad60), l)
   Call: (197) [system] char_type(l, end_of_line)
   Fail: (197) [system] char_type(l, end_of_line)
   Call: (197) [system] l=end_of_file
   Fail: (197) [system] l=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _1231108)
   Call: (198) [system] get_char((0x55798e5fad60), _1232038)
   Exit: (198) [system] get_char((0x55798e5fad60), e)
   Call: (198) [system] char_type(e, end_of_line)
   Fail: (198) [system] char_type(e, end_of_line)
   Call: (198) [system] e=end_of_file
   Fail: (198) [system] e=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _1237608)
   Call: (199) [system] get_char((0x55798e5fad60), _1238538)
   Exit: (199) [system] get_char((0x55798e5fad60), '\n')
   Call: (199) [system] char_type('\n', end_of_line)
   Exit: (199) [system] char_type('\n', end_of_line)
   Call: (199) [system] _1237608=""
   Exit: (199) [system] ""=""
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "")
   Call: (198) [system] string_concat(e, "", _1231108)
   Exit: (198) [system] string_concat(e, "", "e")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "e")
   Call: (197) [system] string_concat(l, "e", _1224608)
   Exit: (197) [system] string_concat(l, "e", "le")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "le")
   Call: (196) [system] string_concat(u, "le", _1218108)
   Exit: (196) [system] string_concat(u, "le", "ule")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "ule")
   Call: (195) [system] string_concat(r, "ule", _1211608)
   Exit: (195) [system] string_concat(r, "ule", "rule")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "rule")
   Call: (194) [system] string_concat(' ', "rule", _1205108)
   Exit: (194) [system] string_concat(' ', "rule", " rule")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), " rule")
   Call: (193) [system] string_concat(y, " rule", _1198608)
   Exit: (193) [system] string_concat(y, " rule", "y rule")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), "y rule")
   Call: (192) [system] string_concat(r, "y rule", _1192108)
   Exit: (192) [system] string_concat(r, "y rule", "ry rule")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "ry rule")
   Call: (191) [system] string_concat(a, "ry rule", _1185608)
   Exit: (191) [system] string_concat(a, "ry rule", "ary rule")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), "ary rule")
   Call: (190) [system] string_concat(n, "ary rule", _1179108)
   Exit: (190) [system] string_concat(n, "ary rule", "nary rule")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "nary rule")
   Call: (189) [system] string_concat(i, "nary rule", _1172608)
   Exit: (189) [system] string_concat(i, "nary rule", "inary rule")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), "inary rule")
   Call: (188) [system] string_concat(r, "inary rule", _1166108)
   Exit: (188) [system] string_concat(r, "inary rule", "rinary rule")
^  Exit: (187) [user] read_until_eol((0x55798e5fad60), "rinary rule")
   Call: (187) [system] string_concat('T', "rinary rule", _1159608)
   Exit: (187) [system] string_concat('T', "rinary rule", "Trinary rule")
^  Exit: (186) [user] read_until_eol((0x55798e5fad60), "Trinary rule")
   Call: (186) [system] string_concat(' ', "Trinary rule", _1153108)
   Exit: (186) [system] string_concat(' ', "Trinary rule", " Trinary rule")
^  Exit: (185) [user] read_until_eol((0x55798e5fad60), " Trinary rule")
   Call: (185) [system] string_concat(;, " Trinary rule", _1146608)
   Exit: (185) [system] string_concat(;, " Trinary rule", "; Trinary rule")
^  Exit: (184) [user] read_until_eol((0x55798e5fad60), "; Trinary rule")
   Call: (184) [system] string_concat(;, "; Trinary rule", _1140108)
   Exit: (184) [system] string_concat(;, "; Trinary rule", ";; Trinary rule")
^  Exit: (183) [user] read_until_eol((0x55798e5fad60), ";; Trinary rule")
^  Call: (183) [user] assertz(metta_file_comment(67, 0, 2390, '$COMMENT'(";; Trinary rule", 67, 0), '$stream_position'(2390, 67, 0, 2390)))
^  Exit: (183) [user] assertz(metta_file_comment(67, 0, 2390, '$COMMENT'(";; Trinary rule", 67, 0), '$stream_position'(2390, 67, 0, 2390)))
^  Exit: (182) [user] read_comment((0x55798e5fad60))
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1290760)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=(;)
   Fail: (183) [system] '('=(;)
^  Call: (183) [user] is_like_space('(')
   Call: (184) [system] char_type('(', 'white')
   Fail: (184) [system] char_type('(', 'white')
   Call: (184) [system] char_type('(', end_of_line)
   Fail: (184) [system] char_type('(', end_of_line)
   Call: (184) [system] char_type('(', space)
   Fail: (184) [system] char_type('(', space)
   Call: (184) [system] char_type('(', cntrl)
   Fail: (184) [system] char_type('(', cntrl)
^  Fail: (183) [user] is_like_space('(')
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _1305838)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _1070380)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1311408)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1325562)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _1331132)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1332990)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _1347144)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _1331132)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _1364786)
   Call: (185) [system] peek_char((0x55798e5fad60), _1365720)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1364786=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _1331132)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_1375030, _1375032), once(user:catch(read_from_chars([=], _1331132), _1375006, fail)), '$restore_trace'(_1375030, _1375032))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_1375030, _1375032))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _1375006, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _1382530)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1384388)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _1392126)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1394830)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1409908)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _1415478)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1417336)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _1431490)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1415478)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1437060)
   Exit: (186) [system] peek_char((0x55798e5fad60), s)
   Call: (186) [system] s=(;)
   Fail: (186) [system] s=(;)
^  Call: (186) [user] is_like_space(s)
   Call: (187) [system] char_type(s, 'white')
   Fail: (187) [system] char_type(s, 'white')
   Call: (187) [system] char_type(s, end_of_line)
   Fail: (187) [system] char_type(s, end_of_line)
   Call: (187) [system] char_type(s, space)
   Fail: (187) [system] char_type(s, space)
   Call: (187) [system] char_type(s, cntrl)
   Fail: (187) [system] char_type(s, cntrl)
^  Fail: (186) [user] is_like_space(s)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1451214)
   Exit: (185) [system] peek_char((0x55798e5fad60), s)
   Call: (185) [system] s=')'
   Fail: (185) [system] s=')'
   Call: (185) [system] s=end_of_file
   Fail: (185) [system] s=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _1456784)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1458642)
   Exit: (187) [system] peek_char((0x55798e5fad60), s)
   Call: (187) [system] s=(;)
   Fail: (187) [system] s=(;)
^  Call: (187) [user] is_like_space(s)
   Call: (188) [system] char_type(s, 'white')
   Fail: (188) [system] char_type(s, 'white')
   Call: (188) [system] char_type(s, end_of_line)
   Fail: (188) [system] char_type(s, end_of_line)
   Call: (188) [system] char_type(s, space)
   Fail: (188) [system] char_type(s, space)
   Call: (188) [system] char_type(s, cntrl)
   Fail: (188) [system] char_type(s, cntrl)
^  Fail: (187) [user] is_like_space(s)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _1472796)
   Exit: (186) [system] get_char((0x55798e5fad60), s)
   Call: (186) [system] s='('
   Fail: (186) [system] s='('
   Call: (186) [system] s='['
   Fail: (186) [system] s='['
   Call: (186) [system] s='{'
   Fail: (186) [system] s='{'
   Call: (186) [system] s='"'
   Fail: (186) [system] s='"'
   Call: (186) [system] s=!
   Fail: (186) [system] s=!
   Call: (186) [system] s='\''
   Fail: (186) [system] s='\''
   Call: (186) [system] s='`'
   Fail: (186) [system] s='`'
   Call: (186) [system] s=end_of_file
   Fail: (186) [system] s=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), s, _1456784)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _1490438)
   Call: (188) [system] peek_char((0x55798e5fad60), _1491372)
   Exit: (188) [system] peek_char((0x55798e5fad60), y)
^  Call: (188) [user] is_delimiter(y)
   Call: (189) [system] char_type(y, space)
   Fail: (189) [system] char_type(y, space)
   Call: (189) [system] arg(_1496092, v('(', ')', end_of_file), y)
   Fail: (189) [system] arg(_1497024, v('(', ')', end_of_file), y)
^  Fail: (188) [user] is_delimiter(y)
   Call: (188) [system] ')'==y
   Fail: (188) [system] ')'==y
   Call: (188) [system] get_char((0x55798e5fad60), y)
   Exit: (188) [system] get_char((0x55798e5fad60), y)
   Call: (188) [system] y=(\)
   Fail: (188) [system] y=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1504374)
   Call: (189) [system] peek_char((0x55798e5fad60), _1505308)
   Exit: (189) [system] peek_char((0x55798e5fad60), n)
^  Call: (189) [user] is_delimiter(n)
   Call: (190) [system] char_type(n, space)
   Fail: (190) [system] char_type(n, space)
   Call: (190) [system] arg(_1510028, v('(', ')', end_of_file), n)
   Fail: (190) [system] arg(_1510960, v('(', ')', end_of_file), n)
^  Fail: (189) [user] is_delimiter(n)
   Call: (189) [system] ')'==n
   Fail: (189) [system] ')'==n
   Call: (189) [system] get_char((0x55798e5fad60), n)
   Exit: (189) [system] get_char((0x55798e5fad60), n)
   Call: (189) [system] n=(\)
   Fail: (189) [system] n=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _1518310)
   Call: (190) [system] peek_char((0x55798e5fad60), _1519244)
   Exit: (190) [system] peek_char((0x55798e5fad60), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_1523964, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_1524896, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55798e5fad60), t)
   Exit: (190) [system] get_char((0x55798e5fad60), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1532246)
   Call: (191) [system] peek_char((0x55798e5fad60), _1533180)
   Exit: (191) [system] peek_char((0x55798e5fad60), h)
^  Call: (191) [user] is_delimiter(h)
   Call: (192) [system] char_type(h, space)
   Fail: (192) [system] char_type(h, space)
   Call: (192) [system] arg(_1537900, v('(', ')', end_of_file), h)
   Fail: (192) [system] arg(_1538832, v('(', ')', end_of_file), h)
^  Fail: (191) [user] is_delimiter(h)
   Call: (191) [system] ')'==h
   Fail: (191) [system] ')'==h
   Call: (191) [system] get_char((0x55798e5fad60), h)
   Exit: (191) [system] get_char((0x55798e5fad60), h)
   Call: (191) [system] h=(\)
   Fail: (191) [system] h=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1546182)
   Call: (192) [system] peek_char((0x55798e5fad60), _1547116)
   Exit: (192) [system] peek_char((0x55798e5fad60), e)
^  Call: (192) [user] is_delimiter(e)
   Call: (193) [system] char_type(e, space)
   Fail: (193) [system] char_type(e, space)
   Call: (193) [system] arg(_1551836, v('(', ')', end_of_file), e)
   Fail: (193) [system] arg(_1552768, v('(', ')', end_of_file), e)
^  Fail: (192) [user] is_delimiter(e)
   Call: (192) [system] ')'==e
   Fail: (192) [system] ')'==e
   Call: (192) [system] get_char((0x55798e5fad60), e)
   Exit: (192) [system] get_char((0x55798e5fad60), e)
   Call: (192) [system] e=(\)
   Fail: (192) [system] e=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1560118)
   Call: (193) [system] peek_char((0x55798e5fad60), _1561052)
   Exit: (193) [system] peek_char((0x55798e5fad60), s)
^  Call: (193) [user] is_delimiter(s)
   Call: (194) [system] char_type(s, space)
   Fail: (194) [system] char_type(s, space)
   Call: (194) [system] arg(_1565772, v('(', ')', end_of_file), s)
   Fail: (194) [system] arg(_1566704, v('(', ')', end_of_file), s)
^  Fail: (193) [user] is_delimiter(s)
   Call: (193) [system] ')'==s
   Fail: (193) [system] ')'==s
   Call: (193) [system] get_char((0x55798e5fad60), s)
   Exit: (193) [system] get_char((0x55798e5fad60), s)
   Call: (193) [system] s=(\)
   Fail: (193) [system] s=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1574054)
   Call: (194) [system] peek_char((0x55798e5fad60), _1574988)
   Exit: (194) [system] peek_char((0x55798e5fad60), i)
^  Call: (194) [user] is_delimiter(i)
   Call: (195) [system] char_type(i, space)
   Fail: (195) [system] char_type(i, space)
   Call: (195) [system] arg(_1579708, v('(', ')', end_of_file), i)
   Fail: (195) [system] arg(_1580640, v('(', ')', end_of_file), i)
^  Fail: (194) [user] is_delimiter(i)
   Call: (194) [system] ')'==i
   Fail: (194) [system] ')'==i
   Call: (194) [system] get_char((0x55798e5fad60), i)
   Exit: (194) [system] get_char((0x55798e5fad60), i)
   Call: (194) [system] i=(\)
   Fail: (194) [system] i=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1587990)
   Call: (195) [system] peek_char((0x55798e5fad60), _1588924)
   Exit: (195) [system] peek_char((0x55798e5fad60), z)
^  Call: (195) [user] is_delimiter(z)
   Call: (196) [system] char_type(z, space)
   Fail: (196) [system] char_type(z, space)
   Call: (196) [system] arg(_1593644, v('(', ')', end_of_file), z)
   Fail: (196) [system] arg(_1594576, v('(', ')', end_of_file), z)
^  Fail: (195) [user] is_delimiter(z)
   Call: (195) [system] ')'==z
   Fail: (195) [system] ')'==z
   Call: (195) [system] get_char((0x55798e5fad60), z)
   Exit: (195) [system] get_char((0x55798e5fad60), z)
   Call: (195) [system] z=(\)
   Fail: (195) [system] z=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1601926)
   Call: (196) [system] peek_char((0x55798e5fad60), _1602860)
   Exit: (196) [system] peek_char((0x55798e5fad60), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_1607580, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_1608512, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55798e5fad60), e)
   Exit: (196) [system] get_char((0x55798e5fad60), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1615862)
   Call: (197) [system] peek_char((0x55798e5fad60), _1616796)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1615862=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (196) [system] _1601926=[e]
   Exit: (196) [system] [e]=[e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (195) [system] _1587990=[z, e]
   Exit: (195) [system] [z, e]=[z, e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (194) [system] _1574054=[i, z, e]
   Exit: (194) [system] [i, z, e]=[i, z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (193) [system] _1560118=[s, i, z, e]
   Exit: (193) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (192) [system] _1546182=[e, s, i, z, e]
   Exit: (192) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (191) [system] _1532246=[h, e, s, i, z, e]
   Exit: (191) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (190) [system] _1518310=[t, h, e, s, i, z, e]
   Exit: (190) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (189) [system] _1504374=[n, t, h, e, s, i, z, e]
   Exit: (189) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (188) [system] _1490438=[y, n, t, h, e, s, i, z, e]
   Exit: (188) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (187) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _1456784)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_1651252, _1651254), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1456784), _1651228, fail)), '$restore_trace'(_1651252, _1651254))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_1651252, _1651254))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1651228, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(synthesize)
   Exit: (188) [system] atomic(synthesize)
^  Exit: (187) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _1658752)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1660610)
   Exit: (187) [system] peek_char((0x55798e5fad60), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55798e5fad60), _1668348)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1671052)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1686130)
   Exit: (186) [system] peek_char((0x55798e5fad60), $)
   Call: (186) [system] ($)=')'
   Fail: (186) [system] ($)=')'
   Call: (186) [system] ($)=end_of_file
   Fail: (186) [system] ($)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _1691700)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1693558)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _1707712)
   Exit: (187) [system] get_char((0x55798e5fad60), $)
   Call: (187) [system] ($)='('
   Fail: (187) [system] ($)='('
   Call: (187) [system] ($)='['
   Fail: (187) [system] ($)='['
   Call: (187) [system] ($)='{'
   Fail: (187) [system] ($)='{'
   Call: (187) [system] ($)='"'
   Fail: (187) [system] ($)='"'
   Call: (187) [system] ($)=!
   Fail: (187) [system] ($)=!
   Call: (187) [system] ($)='\''
   Fail: (187) [system] ($)='\''
   Call: (187) [system] ($)='`'
   Fail: (187) [system] ($)='`'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), $, _1691700)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1725354)
   Call: (189) [system] peek_char((0x55798e5fad60), _1726288)
   Exit: (189) [system] peek_char((0x55798e5fad60), q)
^  Call: (189) [user] is_delimiter(q)
   Call: (190) [system] char_type(q, space)
   Fail: (190) [system] char_type(q, space)
   Call: (190) [system] arg(_1731008, v('(', ')', end_of_file), q)
   Fail: (190) [system] arg(_1731940, v('(', ')', end_of_file), q)
^  Fail: (189) [user] is_delimiter(q)
   Call: (189) [system] ')'==q
   Fail: (189) [system] ')'==q
   Call: (189) [system] get_char((0x55798e5fad60), q)
   Exit: (189) [system] get_char((0x55798e5fad60), q)
   Call: (189) [system] q=(\)
   Fail: (189) [system] q=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _1739290)
   Call: (190) [system] peek_char((0x55798e5fad60), _1740224)
   Exit: (190) [system] peek_char((0x55798e5fad60), u)
^  Call: (190) [user] is_delimiter(u)
   Call: (191) [system] char_type(u, space)
   Fail: (191) [system] char_type(u, space)
   Call: (191) [system] arg(_1744944, v('(', ')', end_of_file), u)
   Fail: (191) [system] arg(_1745876, v('(', ')', end_of_file), u)
^  Fail: (190) [user] is_delimiter(u)
   Call: (190) [system] ')'==u
   Fail: (190) [system] ')'==u
   Call: (190) [system] get_char((0x55798e5fad60), u)
   Exit: (190) [system] get_char((0x55798e5fad60), u)
   Call: (190) [system] u=(\)
   Fail: (190) [system] u=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1753226)
   Call: (191) [system] peek_char((0x55798e5fad60), _1754160)
   Exit: (191) [system] peek_char((0x55798e5fad60), e)
^  Call: (191) [user] is_delimiter(e)
   Call: (192) [system] char_type(e, space)
   Fail: (192) [system] char_type(e, space)
   Call: (192) [system] arg(_1758880, v('(', ')', end_of_file), e)
   Fail: (192) [system] arg(_1759812, v('(', ')', end_of_file), e)
^  Fail: (191) [user] is_delimiter(e)
   Call: (191) [system] ')'==e
   Fail: (191) [system] ')'==e
   Call: (191) [system] get_char((0x55798e5fad60), e)
   Exit: (191) [system] get_char((0x55798e5fad60), e)
   Call: (191) [system] e=(\)
   Fail: (191) [system] e=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1767162)
   Call: (192) [system] peek_char((0x55798e5fad60), _1768096)
   Exit: (192) [system] peek_char((0x55798e5fad60), r)
^  Call: (192) [user] is_delimiter(r)
   Call: (193) [system] char_type(r, space)
   Fail: (193) [system] char_type(r, space)
   Call: (193) [system] arg(_1772816, v('(', ')', end_of_file), r)
   Fail: (193) [system] arg(_1773748, v('(', ')', end_of_file), r)
^  Fail: (192) [user] is_delimiter(r)
   Call: (192) [system] ')'==r
   Fail: (192) [system] ')'==r
   Call: (192) [system] get_char((0x55798e5fad60), r)
   Exit: (192) [system] get_char((0x55798e5fad60), r)
   Call: (192) [system] r=(\)
   Fail: (192) [system] r=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1781098)
   Call: (193) [system] peek_char((0x55798e5fad60), _1782032)
   Exit: (193) [system] peek_char((0x55798e5fad60), y)
^  Call: (193) [user] is_delimiter(y)
   Call: (194) [system] char_type(y, space)
   Fail: (194) [system] char_type(y, space)
   Call: (194) [system] arg(_1786752, v('(', ')', end_of_file), y)
   Fail: (194) [system] arg(_1787684, v('(', ')', end_of_file), y)
^  Fail: (193) [user] is_delimiter(y)
   Call: (193) [system] ')'==y
   Fail: (193) [system] ')'==y
   Call: (193) [system] get_char((0x55798e5fad60), y)
   Exit: (193) [system] get_char((0x55798e5fad60), y)
   Call: (193) [system] y=(\)
   Fail: (193) [system] y=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1795034)
   Call: (194) [system] peek_char((0x55798e5fad60), _1795968)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1795034=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (193) [system] _1781098=[y]
   Exit: (193) [system] [y]=[y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (192) [system] _1767162=[r, y]
   Exit: (192) [system] [r, y]=[r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (191) [system] _1753226=[e, r, y]
   Exit: (191) [system] [e, r, y]=[e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (190) [system] _1739290=[u, e, r, y]
   Exit: (190) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (189) [system] _1725354=[q, u, e, r, y]
   Exit: (189) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (188) [user] classify_and_convert_charseq($, [q, u, e, r, y], _1691700)
   Call: (189) [system] atom_chars(_1819222, ['_', q, u, e, r, y])
   Exit: (189) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (188) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _1823886)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1825744)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _1833482)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1836186)
   Exit: (189) [system] peek_char((0x55798e5fad60), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1851264)
   Exit: (187) [system] peek_char((0x55798e5fad60), $)
   Call: (187) [system] ($)=')'
   Fail: (187) [system] ($)=')'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _1856834)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1858692)
   Exit: (189) [system] peek_char((0x55798e5fad60), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _1872846)
   Exit: (188) [system] get_char((0x55798e5fad60), $)
   Call: (188) [system] ($)='('
   Fail: (188) [system] ($)='('
   Call: (188) [system] ($)='['
   Fail: (188) [system] ($)='['
   Call: (188) [system] ($)='{'
   Fail: (188) [system] ($)='{'
   Call: (188) [system] ($)='"'
   Fail: (188) [system] ($)='"'
   Call: (188) [system] ($)=!
   Fail: (188) [system] ($)=!
   Call: (188) [system] ($)='\''
   Fail: (188) [system] ($)='\''
   Call: (188) [system] ($)='`'
   Fail: (188) [system] ($)='`'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), $, _1856834)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _1890488)
   Call: (190) [system] peek_char((0x55798e5fad60), _1891422)
   Exit: (190) [system] peek_char((0x55798e5fad60), k)
^  Call: (190) [user] is_delimiter(k)
   Call: (191) [system] char_type(k, space)
   Fail: (191) [system] char_type(k, space)
   Call: (191) [system] arg(_1896142, v('(', ')', end_of_file), k)
   Fail: (191) [system] arg(_1897074, v('(', ')', end_of_file), k)
^  Fail: (190) [user] is_delimiter(k)
   Call: (190) [system] ')'==k
   Fail: (190) [system] ')'==k
   Call: (190) [system] get_char((0x55798e5fad60), k)
   Exit: (190) [system] get_char((0x55798e5fad60), k)
   Call: (190) [system] k=(\)
   Fail: (190) [system] k=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1904424)
   Call: (191) [system] peek_char((0x55798e5fad60), _1905358)
   Exit: (191) [system] peek_char((0x55798e5fad60), b)
^  Call: (191) [user] is_delimiter(b)
   Call: (192) [system] char_type(b, space)
   Fail: (192) [system] char_type(b, space)
   Call: (192) [system] arg(_1910078, v('(', ')', end_of_file), b)
   Fail: (192) [system] arg(_1911010, v('(', ')', end_of_file), b)
^  Fail: (191) [user] is_delimiter(b)
   Call: (191) [system] ')'==b
   Fail: (191) [system] ')'==b
   Call: (191) [system] get_char((0x55798e5fad60), b)
   Exit: (191) [system] get_char((0x55798e5fad60), b)
   Call: (191) [system] b=(\)
   Fail: (191) [system] b=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1918360)
   Call: (192) [system] peek_char((0x55798e5fad60), _1919294)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _1918360=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (191) [system] _1904424=[b]
   Exit: (191) [system] [b]=[b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (190) [system] _1890488=[k, b]
   Exit: (190) [system] [k, b]=[k, b]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (189) [user] classify_and_convert_charseq($, [k, b], _1856834)
   Call: (190) [system] atom_chars(_1934166, ['_', k, b])
   Exit: (190) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (189) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _1938830)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1940688)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _1948426)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1951130)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1966208)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _1971778)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1973636)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _1987790)
   Exit: (189) [system] get_char((0x55798e5fad60), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _1971778)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _2005432)
   Call: (191) [system] peek_char((0x55798e5fad60), _2006366)
   Exit: (191) [system] peek_char((0x55798e5fad60), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_2011086, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_2012018, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55798e5fad60), r)
   Exit: (191) [system] get_char((0x55798e5fad60), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _2019368)
   Call: (192) [system] peek_char((0x55798e5fad60), _2020302)
   Exit: (192) [system] peek_char((0x55798e5fad60), b)
^  Call: (192) [user] is_delimiter(b)
   Call: (193) [system] char_type(b, space)
   Fail: (193) [system] char_type(b, space)
   Call: (193) [system] arg(_2025022, v('(', ')', end_of_file), b)
   Fail: (193) [system] arg(_2025954, v('(', ')', end_of_file), b)
^  Fail: (192) [user] is_delimiter(b)
   Call: (192) [system] ')'==b
   Fail: (192) [system] ')'==b
   Call: (192) [system] get_char((0x55798e5fad60), b)
   Exit: (192) [system] get_char((0x55798e5fad60), b)
   Call: (192) [system] b=(\)
   Fail: (192) [system] b=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _2033304)
   Call: (193) [system] peek_char((0x55798e5fad60), _2034238)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (193) [user] is_delimiter(' ')
   Call: (194) [system] char_type(' ', space)
   Exit: (194) [system] char_type(' ', space)
^  Exit: (193) [user] is_delimiter(' ')
   Call: (193) [system] _2033304=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (192) [system] _2019368=[b]
   Exit: (192) [system] [b]=[b]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (191) [system] _2005432=[r, b]
   Exit: (191) [system] [r, b]=[r, b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (190) [user] classify_and_convert_charseq($, [r, b], _1971778)
   Call: (191) [system] atom_chars(_2049110, ['_', r, b])
   Exit: (191) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (190) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _2053774)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _2055632)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _2063370)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _2066074)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _2081152)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _2086722)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _2088580)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _9362)
   Exit: (190) [system] get_char((0x55798e5fad60), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _3408)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _14932)
   Exit: (192) [system] peek_char((0x55798e5fad60), 'S')
   Call: (192) [system] 'S'=(;)
   Fail: (192) [system] 'S'=(;)
^  Call: (192) [user] is_like_space('S')
   Call: (193) [system] char_type('S', 'white')
   Fail: (193) [system] char_type('S', 'white')
   Call: (193) [system] char_type('S', end_of_line)
   Fail: (193) [system] char_type('S', end_of_line)
   Call: (193) [system] char_type('S', space)
   Fail: (193) [system] char_type('S', space)
   Call: (193) [system] char_type('S', cntrl)
   Fail: (193) [system] char_type('S', cntrl)
^  Fail: (192) [user] is_like_space('S')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _29086)
   Exit: (191) [system] peek_char((0x55798e5fad60), 'S')
   Call: (191) [system] 'S'=')'
   Fail: (191) [system] 'S'=')'
   Call: (191) [system] 'S'=end_of_file
   Fail: (191) [system] 'S'=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _34656)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _36514)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'S')
   Call: (193) [system] 'S'=(;)
   Fail: (193) [system] 'S'=(;)
^  Call: (193) [user] is_like_space('S')
   Call: (194) [system] char_type('S', 'white')
   Fail: (194) [system] char_type('S', 'white')
   Call: (194) [system] char_type('S', end_of_line)
   Fail: (194) [system] char_type('S', end_of_line)
   Call: (194) [system] char_type('S', space)
   Fail: (194) [system] char_type('S', space)
   Call: (194) [system] char_type('S', cntrl)
   Fail: (194) [system] char_type('S', cntrl)
^  Fail: (193) [user] is_like_space('S')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _50668)
   Exit: (192) [system] get_char((0x55798e5fad60), 'S')
   Call: (192) [system] 'S'='('
   Fail: (192) [system] 'S'='('
   Call: (192) [system] 'S'='['
   Fail: (192) [system] 'S'='['
   Call: (192) [system] 'S'='{'
   Fail: (192) [system] 'S'='{'
   Call: (192) [system] 'S'='"'
   Fail: (192) [system] 'S'='"'
   Call: (192) [system] 'S'=!
   Fail: (192) [system] 'S'=!
   Call: (192) [system] 'S'='\''
   Fail: (192) [system] 'S'='\''
   Call: (192) [system] 'S'='`'
   Fail: (192) [system] 'S'='`'
   Call: (192) [system] 'S'=end_of_file
   Fail: (192) [system] 'S'=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55798e5fad60), 'S', _34656)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _68310)
   Call: (194) [system] peek_char((0x55798e5fad60), _69244)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _68310=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (193) [user] classify_and_convert_charseq('S', [], _34656)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_78554, _78556), once(user:catch(read_from_chars(['S'], _34656), _78530, fail)), '$restore_trace'(_78554, _78556))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_78554, _78556))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _34656), _78530, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(_34656)
   Fail: (194) [system] atomic(_34656)
   Call: (194) [system] atom_chars(_34656, ['S'])
   Exit: (194) [system] atom_chars('S', ['S'])
^  Exit: (193) [user] classify_and_convert_charseq('S', [], 'S')
^  Exit: (192) [user] read_symbolic(')', (0x55798e5fad60), 'S', 'S')
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), 'S')
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _87930)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _89788)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _97526)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _100230)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _115308)
   Exit: (192) [system] peek_char((0x55798e5fad60), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _120878)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _122736)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _136890)
   Exit: (193) [system] get_char((0x55798e5fad60), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _120878)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _154532)
   Call: (195) [system] peek_char((0x55798e5fad60), _155466)
   Exit: (195) [system] peek_char((0x55798e5fad60), k)
^  Call: (195) [user] is_delimiter(k)
   Call: (196) [system] char_type(k, space)
   Fail: (196) [system] char_type(k, space)
   Call: (196) [system] arg(_160186, v('(', ')', end_of_file), k)
   Fail: (196) [system] arg(_161118, v('(', ')', end_of_file), k)
^  Fail: (195) [user] is_delimiter(k)
   Call: (195) [system] ')'==k
   Fail: (195) [system] ')'==k
   Call: (195) [system] get_char((0x55798e5fad60), k)
   Exit: (195) [system] get_char((0x55798e5fad60), k)
   Call: (195) [system] k=(\)
   Fail: (195) [system] k=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _168468)
   Call: (196) [system] peek_char((0x55798e5fad60), _169402)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_174122, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _168468=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _154532=[k]
   Exit: (195) [system] [k]=[k]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (194) [user] classify_and_convert_charseq($, [k], _120878)
   Call: (195) [system] atom_chars(_183352, ['_', k])
   Exit: (195) [system] atom_chars('_k', ['_', k])
^  Exit: (194) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _188016)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _189874)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _204028)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _207818)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _188016=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _87930=[_k]
   Exit: (192) [system] [_k]=[_k]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (191) [system] _3408=['S', _k]
   Exit: (191) [system] ['S', _k]=['S', _k]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), ['S', _k])
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), ['S', _k])
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _218906)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _220764)
   Exit: (191) [system] peek_char((0x55798e5fad60), ')')
   Call: (191) [system] ')'=(;)
   Fail: (191) [system] ')'=(;)
^  Call: (191) [user] is_like_space(')')
   Call: (192) [system] char_type(')', 'white')
   Fail: (192) [system] char_type(')', 'white')
   Call: (192) [system] char_type(')', end_of_line)
   Fail: (192) [system] char_type(')', end_of_line)
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] char_type(')', cntrl)
   Fail: (192) [system] char_type(')', cntrl)
^  Fail: (191) [user] is_like_space(')')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _234918)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=')'
   Exit: (190) [system] ')'=')'
   Call: (190) [system] get_char((0x55798e5fad60), _238708)
   Exit: (190) [system] get_char((0x55798e5fad60), ')')
   Call: (190) [system] _218906=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [])
   Call: (189) [system] _3404=[['S', _k]]
   Exit: (189) [system] [['S', _k]]=[['S', _k]]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [['S', _k]])
   Call: (188) [system] _3394=[_rb, ['S', _k]]
   Exit: (188) [system] [_rb, ['S', _k]]=[_rb, ['S', _k]]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [_rb, ['S', _k]])
   Call: (187) [system] _3384=[_kb, _rb, ['S', _k]]
   Exit: (187) [system] [_kb, _rb, ['S', _k]]=[_kb, _rb, ['S', _k]]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, ['S', _k]])
   Call: (186) [system] _3374=[_query, _kb, _rb, ['S', _k]]
   Exit: (186) [system] [_query, _kb, _rb, ['S', _k]]=[_query, _kb, _rb, ['S', _k]]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [_query, _kb, _rb, ['S', _k]])
   Call: (185) [system] _3366=[synthesize, _query, _kb, _rb, ['S', _k]]
   Exit: (185) [system] [synthesize, _query, _kb, _rb, ['S', _k]]=[synthesize, _query, _kb, _rb, ['S', _k]]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _258178)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _260036)
   Exit: (185) [system] peek_char((0x55798e5fad60), '\n')
   Call: (185) [system] '\n'=(;)
   Fail: (185) [system] '\n'=(;)
^  Call: (185) [user] is_like_space('\n')
   Call: (186) [system] char_type('\n', 'white')
   Fail: (186) [system] char_type('\n', 'white')
   Call: (186) [system] char_type('\n', end_of_line)
   Exit: (186) [system] char_type('\n', end_of_line)
^  Exit: (185) [user] is_like_space('\n')
   Call: (185) [system] get_char((0x55798e5fad60), _269630)
   Exit: (185) [system] get_char((0x55798e5fad60), '\n')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _272334)
   Exit: (186) [system] peek_char((0x55798e5fad60), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55798e5fad60), _280072)
   Exit: (186) [system] get_char((0x55798e5fad60), ' ')
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _282776)
   Exit: (187) [system] peek_char((0x55798e5fad60), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55798e5fad60), _290514)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _293218)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _300956)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _303660)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _321510)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _327080)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _328938)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _343092)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _327080)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _348662)
   Exit: (187) [system] peek_char((0x55798e5fad60), l)
   Call: (187) [system] l=(;)
   Fail: (187) [system] l=(;)
^  Call: (187) [user] is_like_space(l)
   Call: (188) [system] char_type(l, 'white')
   Fail: (188) [system] char_type(l, 'white')
   Call: (188) [system] char_type(l, end_of_line)
   Fail: (188) [system] char_type(l, end_of_line)
   Call: (188) [system] char_type(l, space)
   Fail: (188) [system] char_type(l, space)
   Call: (188) [system] char_type(l, cntrl)
   Fail: (188) [system] char_type(l, cntrl)
^  Fail: (187) [user] is_like_space(l)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _362816)
   Exit: (186) [system] peek_char((0x55798e5fad60), l)
   Call: (186) [system] l=')'
   Fail: (186) [system] l=')'
   Call: (186) [system] l=end_of_file
   Fail: (186) [system] l=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _368386)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _370244)
   Exit: (188) [system] peek_char((0x55798e5fad60), l)
   Call: (188) [system] l=(;)
   Fail: (188) [system] l=(;)
^  Call: (188) [user] is_like_space(l)
   Call: (189) [system] char_type(l, 'white')
   Fail: (189) [system] char_type(l, 'white')
   Call: (189) [system] char_type(l, end_of_line)
   Fail: (189) [system] char_type(l, end_of_line)
   Call: (189) [system] char_type(l, space)
   Fail: (189) [system] char_type(l, space)
   Call: (189) [system] char_type(l, cntrl)
   Fail: (189) [system] char_type(l, cntrl)
^  Fail: (188) [user] is_like_space(l)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _384398)
   Exit: (187) [system] get_char((0x55798e5fad60), l)
   Call: (187) [system] l='('
   Fail: (187) [system] l='('
   Call: (187) [system] l='['
   Fail: (187) [system] l='['
   Call: (187) [system] l='{'
   Fail: (187) [system] l='{'
   Call: (187) [system] l='"'
   Fail: (187) [system] l='"'
   Call: (187) [system] l=!
   Fail: (187) [system] l=!
   Call: (187) [system] l='\''
   Fail: (187) [system] l='\''
   Call: (187) [system] l='`'
   Fail: (187) [system] l='`'
   Call: (187) [system] l=end_of_file
   Fail: (187) [system] l=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), l, _368386)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _402040)
   Call: (189) [system] peek_char((0x55798e5fad60), _402974)
   Exit: (189) [system] peek_char((0x55798e5fad60), e)
^  Call: (189) [user] is_delimiter(e)
   Call: (190) [system] char_type(e, space)
   Fail: (190) [system] char_type(e, space)
   Call: (190) [system] arg(_407694, v('(', ')', end_of_file), e)
   Fail: (190) [system] arg(_408626, v('(', ')', end_of_file), e)
^  Fail: (189) [user] is_delimiter(e)
   Call: (189) [system] ')'==e
   Fail: (189) [system] ')'==e
   Call: (189) [system] get_char((0x55798e5fad60), e)
   Exit: (189) [system] get_char((0x55798e5fad60), e)
   Call: (189) [system] e=(\)
   Fail: (189) [system] e=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _415976)
   Call: (190) [system] peek_char((0x55798e5fad60), _416910)
   Exit: (190) [system] peek_char((0x55798e5fad60), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_421630, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_422562, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55798e5fad60), t)
   Exit: (190) [system] get_char((0x55798e5fad60), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _429912)
   Call: (191) [system] peek_char((0x55798e5fad60), _430846)
   Exit: (191) [system] peek_char((0x55798e5fad60), *)
^  Call: (191) [user] is_delimiter(*)
   Call: (192) [system] char_type(*, space)
   Fail: (192) [system] char_type(*, space)
   Call: (192) [system] arg(_435566, v('(', ')', end_of_file), *)
   Fail: (192) [system] arg(_436498, v('(', ')', end_of_file), *)
^  Fail: (191) [user] is_delimiter(*)
   Call: (191) [system] ')'==(*)
   Fail: (191) [system] ')'==(*)
   Call: (191) [system] get_char((0x55798e5fad60), *)
   Exit: (191) [system] get_char((0x55798e5fad60), *)
   Call: (191) [system] (*)=(\)
   Fail: (191) [system] (*)=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _443848)
   Call: (192) [system] peek_char((0x55798e5fad60), _444782)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _443848=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (191) [system] _429912=[*]
   Exit: (191) [system] [*]=[*]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [*])
   Call: (190) [system] _415976=[t, *]
   Exit: (190) [system] [t, *]=[t, *]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, *])
   Call: (189) [system] _402040=[e, t, *]
   Exit: (189) [system] [e, t, *]=[e, t, *]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, t, *])
^  Call: (188) [user] classify_and_convert_charseq(l, [e, t, *], _368386)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_462474, _462476), once(user:catch(read_from_chars([l, e, t, *], _368386), _462450, fail)), '$restore_trace'(_462474, _462476))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_462474, _462476))
   Call: (189) [system] atom_chars(_3436, [l, e, t, *])
   Exit: (189) [system] atom_chars('let*', [l, e, t, *])
^  Exit: (188) [user] classify_and_convert_charseq(l, [e, t, *], 'let*')
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), l, 'let*')
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), 'let*')
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _8208)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _10066)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _17804)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _20508)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _35586)
   Exit: (187) [system] peek_char((0x55798e5fad60), '(')
   Call: (187) [system] '('=')'
   Fail: (187) [system] '('=')'
   Call: (187) [system] '('=end_of_file
   Fail: (187) [system] '('=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _41156)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _43014)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _57168)
   Exit: (188) [system] get_char((0x55798e5fad60), '(')
   Call: (188) [system] '('='('
   Exit: (188) [system] '('='('
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _41156)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _62738)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _76892)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _82462)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _84320)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _98474)
   Exit: (190) [system] get_char((0x55798e5fad60), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _82462)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _104044)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _118198)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _123768)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _125626)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _139780)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _123768)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _145350)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _159504)
   Exit: (193) [system] peek_char((0x55798e5fad60), :)
   Call: (193) [system] (:)=')'
   Fail: (193) [system] (:)=')'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _165074)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _166932)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _181086)
   Exit: (194) [system] get_char((0x55798e5fad60), :)
   Call: (194) [system] (:)='('
   Fail: (194) [system] (:)='('
   Call: (194) [system] (:)='['
   Fail: (194) [system] (:)='['
   Call: (194) [system] (:)='{'
   Fail: (194) [system] (:)='{'
   Call: (194) [system] (:)='"'
   Fail: (194) [system] (:)='"'
   Call: (194) [system] (:)=!
   Fail: (194) [system] (:)=!
   Call: (194) [system] (:)='\''
   Fail: (194) [system] (:)='\''
   Call: (194) [system] (:)='`'
   Fail: (194) [system] (:)='`'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), :, _165074)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _198728)
   Call: (196) [system] peek_char((0x55798e5fad60), _199662)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _198728=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (195) [user] classify_and_convert_charseq(:, [], _165074)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_208972, _208974), once(user:catch(read_from_chars([:], _165074), _208948, fail)), '$restore_trace'(_208972, _208974))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_208972, _208974))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _208948, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(:)
   Exit: (196) [system] atomic(:)
^  Exit: (195) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _216472)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _218330)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _226068)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _228772)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _243850)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _249420)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _251278)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _265432)
   Exit: (195) [system] get_char((0x55798e5fad60), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _249420)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _283074)
   Call: (197) [system] peek_char((0x55798e5fad60), _284008)
   Exit: (197) [system] peek_char((0x55798e5fad60), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_288728, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_289660, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55798e5fad60), r)
   Exit: (197) [system] get_char((0x55798e5fad60), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _297010)
   Call: (198) [system] peek_char((0x55798e5fad60), _297944)
   Exit: (198) [system] peek_char((0x55798e5fad60), u)
^  Call: (198) [user] is_delimiter(u)
   Call: (199) [system] char_type(u, space)
   Fail: (199) [system] char_type(u, space)
   Call: (199) [system] arg(_302664, v('(', ')', end_of_file), u)
   Fail: (199) [system] arg(_303596, v('(', ')', end_of_file), u)
^  Fail: (198) [user] is_delimiter(u)
   Call: (198) [system] ')'==u
   Fail: (198) [system] ')'==u
   Call: (198) [system] get_char((0x55798e5fad60), u)
   Exit: (198) [system] get_char((0x55798e5fad60), u)
   Call: (198) [system] u=(\)
   Fail: (198) [system] u=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _310946)
   Call: (199) [system] peek_char((0x55798e5fad60), _311880)
   Exit: (199) [system] peek_char((0x55798e5fad60), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_316600, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_317532, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55798e5fad60), c)
   Exit: (199) [system] get_char((0x55798e5fad60), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _324882)
   Call: (200) [system] peek_char((0x55798e5fad60), _325816)
   Exit: (200) [system] peek_char((0x55798e5fad60), t)
^  Call: (200) [user] is_delimiter(t)
   Call: (201) [system] char_type(t, space)
   Fail: (201) [system] char_type(t, space)
   Call: (201) [system] arg(_330536, v('(', ')', end_of_file), t)
   Fail: (201) [system] arg(_331468, v('(', ')', end_of_file), t)
^  Fail: (200) [user] is_delimiter(t)
   Call: (200) [system] ')'==t
   Fail: (200) [system] ')'==t
   Call: (200) [system] get_char((0x55798e5fad60), t)
   Exit: (200) [system] get_char((0x55798e5fad60), t)
   Call: (200) [system] t=(\)
   Fail: (200) [system] t=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _338818)
   Call: (201) [system] peek_char((0x55798e5fad60), _339752)
   Exit: (201) [system] peek_char((0x55798e5fad60), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_344472, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_345404, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55798e5fad60), o)
   Exit: (201) [system] get_char((0x55798e5fad60), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _352754)
   Call: (202) [system] peek_char((0x55798e5fad60), _353688)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_358408, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_359340, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _366690)
   Call: (203) [system] peek_char((0x55798e5fad60), _367624)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _366690=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (202) [system] _352754=[r]
   Exit: (202) [system] [r]=[r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r])
   Call: (201) [system] _338818=[o, r]
   Exit: (201) [system] [o, r]=[o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, r])
   Call: (200) [system] _324882=[t, o, r]
   Exit: (200) [system] [t, o, r]=[t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, o, r])
   Call: (199) [system] _310946=[c, t, o, r]
   Exit: (199) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, o, r])
   Call: (198) [system] _297010=[u, c, t, o, r]
   Exit: (198) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, o, r])
   Call: (197) [system] _283074=[r, u, c, t, o, r]
   Exit: (197) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, u, c, t, o, r])
^  Call: (196) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _249420)
   Call: (197) [system] atom_chars(_393672, ['_', r, u, c, t, o, r])
   Exit: (197) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (196) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _ructor)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _ructor)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), _ructor)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _398336)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _400194)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _407932)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _410636)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _425714)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _431284)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _433142)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _447296)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _431284)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _452866)
   Exit: (198) [system] peek_char((0x55798e5fad60), -)
   Call: (198) [system] (-)=(;)
   Fail: (198) [system] (-)=(;)
^  Call: (198) [user] is_like_space(-)
   Call: (199) [system] char_type(-, 'white')
   Fail: (199) [system] char_type(-, 'white')
   Call: (199) [system] char_type(-, end_of_line)
   Fail: (199) [system] char_type(-, end_of_line)
   Call: (199) [system] char_type(-, space)
   Fail: (199) [system] char_type(-, space)
   Call: (199) [system] char_type(-, cntrl)
   Fail: (199) [system] char_type(-, cntrl)
^  Fail: (198) [user] is_like_space(-)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _467020)
   Exit: (197) [system] peek_char((0x55798e5fad60), -)
   Call: (197) [system] (-)=')'
   Fail: (197) [system] (-)=')'
   Call: (197) [system] (-)=end_of_file
   Fail: (197) [system] (-)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _472590)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _474448)
   Exit: (199) [system] peek_char((0x55798e5fad60), -)
   Call: (199) [system] (-)=(;)
   Fail: (199) [system] (-)=(;)
^  Call: (199) [user] is_like_space(-)
   Call: (200) [system] char_type(-, 'white')
   Fail: (200) [system] char_type(-, 'white')
   Call: (200) [system] char_type(-, end_of_line)
   Fail: (200) [system] char_type(-, end_of_line)
   Call: (200) [system] char_type(-, space)
   Fail: (200) [system] char_type(-, space)
   Call: (200) [system] char_type(-, cntrl)
   Fail: (200) [system] char_type(-, cntrl)
^  Fail: (199) [user] is_like_space(-)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _488602)
   Exit: (198) [system] get_char((0x55798e5fad60), -)
   Call: (198) [system] (-)='('
   Fail: (198) [system] (-)='('
   Call: (198) [system] (-)='['
   Fail: (198) [system] (-)='['
   Call: (198) [system] (-)='{'
   Fail: (198) [system] (-)='{'
   Call: (198) [system] (-)='"'
   Fail: (198) [system] (-)='"'
   Call: (198) [system] (-)=!
   Fail: (198) [system] (-)=!
   Call: (198) [system] (-)='\''
   Fail: (198) [system] (-)='\''
   Call: (198) [system] (-)='`'
   Fail: (198) [system] (-)='`'
   Call: (198) [system] (-)=end_of_file
   Fail: (198) [system] (-)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), -, _472590)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _506244)
   Call: (200) [system] peek_char((0x55798e5fad60), _507178)
   Exit: (200) [system] peek_char((0x55798e5fad60), >)
^  Call: (200) [user] is_delimiter(>)
   Call: (201) [system] char_type(>, space)
   Fail: (201) [system] char_type(>, space)
   Call: (201) [system] arg(_511898, v('(', ')', end_of_file), >)
   Fail: (201) [system] arg(_512830, v('(', ')', end_of_file), >)
^  Fail: (200) [user] is_delimiter(>)
   Call: (200) [system] ')'==(>)
   Fail: (200) [system] ')'==(>)
   Call: (200) [system] get_char((0x55798e5fad60), >)
   Exit: (200) [system] get_char((0x55798e5fad60), >)
   Call: (200) [system] (>)=(\)
   Fail: (200) [system] (>)=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _520180)
   Call: (201) [system] peek_char((0x55798e5fad60), _521114)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _520180=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _506244=[>]
   Exit: (200) [system] [>]=[>]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (199) [user] classify_and_convert_charseq(-, [>], _472590)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_533218, _533220), once(user:catch(read_from_chars([-, >], _472590), _533194, fail)), '$restore_trace'(_533218, _533220))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_533218, _533220))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _533194, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(->)
   Exit: (200) [system] atomic(->)
^  Exit: (199) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _540718)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _542576)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _550314)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _553018)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _568096)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _573666)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _575524)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _589678)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _573666)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _607320)
   Call: (201) [system] peek_char((0x55798e5fad60), _608254)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_612974, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_613906, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _621256)
   Call: (202) [system] peek_char((0x55798e5fad60), _622190)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_626910, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_627842, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _635192)
   Call: (203) [system] peek_char((0x55798e5fad60), _636126)
   Exit: (203) [system] peek_char((0x55798e5fad60), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_640846, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_641778, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55798e5fad60), e)
   Exit: (203) [system] get_char((0x55798e5fad60), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _649128)
   Call: (204) [system] peek_char((0x55798e5fad60), _650062)
   Exit: (204) [system] peek_char((0x55798e5fad60), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_654782, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_655714, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55798e5fad60), m)
   Exit: (204) [system] get_char((0x55798e5fad60), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _663064)
   Call: (205) [system] peek_char((0x55798e5fad60), _663998)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_668718, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_669650, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _677000)
   Call: (206) [system] peek_char((0x55798e5fad60), _677934)
   Exit: (206) [system] peek_char((0x55798e5fad60), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_682654, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_683586, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55798e5fad60), s)
   Exit: (206) [system] get_char((0x55798e5fad60), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _690936)
   Call: (207) [system] peek_char((0x55798e5fad60), _691870)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_696590, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_697522, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _704872)
   Call: (208) [system] peek_char((0x55798e5fad60), _705806)
   Exit: (208) [system] peek_char((0x55798e5fad60), '1')
^  Call: (208) [user] is_delimiter('1')
   Call: (209) [system] char_type('1', space)
   Fail: (209) [system] char_type('1', space)
   Call: (209) [system] arg(_710526, v('(', ')', end_of_file), '1')
   Fail: (209) [system] arg(_711458, v('(', ')', end_of_file), '1')
^  Fail: (208) [user] is_delimiter('1')
   Call: (208) [system] ')'=='1'
   Fail: (208) [system] ')'=='1'
   Call: (208) [system] get_char((0x55798e5fad60), '1')
   Exit: (208) [system] get_char((0x55798e5fad60), '1')
   Call: (208) [system] '1'=(\)
   Fail: (208) [system] '1'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _718808)
   Call: (209) [system] peek_char((0x55798e5fad60), _719742)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _718808=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _704872=['1']
   Exit: (208) [system] ['1']=['1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (207) [system] _690936=[e, '1']
   Exit: (207) [system] [e, '1']=[e, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '1'])
   Call: (206) [system] _677000=[s, e, '1']
   Exit: (206) [system] [s, e, '1']=[s, e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '1'])
   Call: (205) [system] _663064=[i, s, e, '1']
   Exit: (205) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '1'])
   Call: (204) [system] _649128=[m, i, s, e, '1']
   Exit: (204) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '1'])
   Call: (203) [system] _635192=[e, m, i, s, e, '1']
   Exit: (203) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '1'])
   Call: (202) [system] _621256=[r, e, m, i, s, e, '1']
   Exit: (202) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '1'])
   Call: (201) [system] _607320=[p, r, e, m, i, s, e, '1']
   Exit: (201) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '1'])
^  Call: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _573666)
   Call: (201) [system] atom_chars(_751378, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (201) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _premise1)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _premise1)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _756042)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _757900)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _765638)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _768342)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _783420)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _788990)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _790848)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _805002)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _788990)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _822644)
   Call: (202) [system] peek_char((0x55798e5fad60), _823578)
   Exit: (202) [system] peek_char((0x55798e5fad60), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_828298, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_829230, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55798e5fad60), p)
   Exit: (202) [system] get_char((0x55798e5fad60), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _836580)
   Call: (203) [system] peek_char((0x55798e5fad60), _837514)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_842234, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_843166, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _850516)
   Call: (204) [system] peek_char((0x55798e5fad60), _851450)
   Exit: (204) [system] peek_char((0x55798e5fad60), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_856170, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_857102, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55798e5fad60), e)
   Exit: (204) [system] get_char((0x55798e5fad60), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _864452)
   Call: (205) [system] peek_char((0x55798e5fad60), _865386)
   Exit: (205) [system] peek_char((0x55798e5fad60), m)
^  Call: (205) [user] is_delimiter(m)
   Call: (206) [system] char_type(m, space)
   Fail: (206) [system] char_type(m, space)
   Call: (206) [system] arg(_870106, v('(', ')', end_of_file), m)
   Fail: (206) [system] arg(_871038, v('(', ')', end_of_file), m)
^  Fail: (205) [user] is_delimiter(m)
   Call: (205) [system] ')'==m
   Fail: (205) [system] ')'==m
   Call: (205) [system] get_char((0x55798e5fad60), m)
   Exit: (205) [system] get_char((0x55798e5fad60), m)
   Call: (205) [system] m=(\)
   Fail: (205) [system] m=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _878388)
   Call: (206) [system] peek_char((0x55798e5fad60), _879322)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_884042, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_884974, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _892324)
   Call: (207) [system] peek_char((0x55798e5fad60), _893258)
   Exit: (207) [system] peek_char((0x55798e5fad60), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_897978, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_898910, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55798e5fad60), s)
   Exit: (207) [system] get_char((0x55798e5fad60), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _906260)
   Call: (208) [system] peek_char((0x55798e5fad60), _907194)
   Exit: (208) [system] peek_char((0x55798e5fad60), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_911914, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_912846, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55798e5fad60), e)
   Exit: (208) [system] get_char((0x55798e5fad60), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _920196)
   Call: (209) [system] peek_char((0x55798e5fad60), _921130)
   Exit: (209) [system] peek_char((0x55798e5fad60), '2')
^  Call: (209) [user] is_delimiter('2')
   Call: (210) [system] char_type('2', space)
   Fail: (210) [system] char_type('2', space)
   Call: (210) [system] arg(_925850, v('(', ')', end_of_file), '2')
   Fail: (210) [system] arg(_926782, v('(', ')', end_of_file), '2')
^  Fail: (209) [user] is_delimiter('2')
   Call: (209) [system] ')'=='2'
   Fail: (209) [system] ')'=='2'
   Call: (209) [system] get_char((0x55798e5fad60), '2')
   Exit: (209) [system] get_char((0x55798e5fad60), '2')
   Call: (209) [system] '2'=(\)
   Fail: (209) [system] '2'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _934132)
   Call: (210) [system] peek_char((0x55798e5fad60), _935066)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _934132=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _920196=['2']
   Exit: (209) [system] ['2']=['2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (208) [system] _906260=[e, '2']
   Exit: (208) [system] [e, '2']=[e, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '2'])
   Call: (207) [system] _892324=[s, e, '2']
   Exit: (207) [system] [s, e, '2']=[s, e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '2'])
   Call: (206) [system] _878388=[i, s, e, '2']
   Exit: (206) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '2'])
   Call: (205) [system] _864452=[m, i, s, e, '2']
   Exit: (205) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '2'])
   Call: (204) [system] _850516=[e, m, i, s, e, '2']
   Exit: (204) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '2'])
   Call: (203) [system] _836580=[r, e, m, i, s, e, '2']
   Exit: (203) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '2'])
   Call: (202) [system] _822644=[p, r, e, m, i, s, e, '2']
   Exit: (202) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '2'])
^  Call: (201) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _788990)
   Call: (202) [system] atom_chars(_966702, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (202) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (201) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _premise2)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _premise2)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _971366)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _973224)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _980962)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _983666)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _998744)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1004314)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1006172)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1020326)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _1004314)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1037968)
   Call: (203) [system] peek_char((0x55798e5fad60), _1038902)
   Exit: (203) [system] peek_char((0x55798e5fad60), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_1043622, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_1044554, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55798e5fad60), p)
   Exit: (203) [system] get_char((0x55798e5fad60), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1051904)
   Call: (204) [system] peek_char((0x55798e5fad60), _1052838)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1057558, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1058490, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1065840)
   Call: (205) [system] peek_char((0x55798e5fad60), _1066774)
   Exit: (205) [system] peek_char((0x55798e5fad60), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_1071494, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_1072426, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55798e5fad60), e)
   Exit: (205) [system] get_char((0x55798e5fad60), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1079776)
   Call: (206) [system] peek_char((0x55798e5fad60), _1080710)
   Exit: (206) [system] peek_char((0x55798e5fad60), m)
^  Call: (206) [user] is_delimiter(m)
   Call: (207) [system] char_type(m, space)
   Fail: (207) [system] char_type(m, space)
   Call: (207) [system] arg(_1085430, v('(', ')', end_of_file), m)
   Fail: (207) [system] arg(_1086362, v('(', ')', end_of_file), m)
^  Fail: (206) [user] is_delimiter(m)
   Call: (206) [system] ')'==m
   Fail: (206) [system] ')'==m
   Call: (206) [system] get_char((0x55798e5fad60), m)
   Exit: (206) [system] get_char((0x55798e5fad60), m)
   Call: (206) [system] m=(\)
   Fail: (206) [system] m=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1093712)
   Call: (207) [system] peek_char((0x55798e5fad60), _1094646)
   Exit: (207) [system] peek_char((0x55798e5fad60), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1099366, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1100298, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55798e5fad60), i)
   Exit: (207) [system] get_char((0x55798e5fad60), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1107648)
   Call: (208) [system] peek_char((0x55798e5fad60), _1108582)
   Exit: (208) [system] peek_char((0x55798e5fad60), s)
^  Call: (208) [user] is_delimiter(s)
   Call: (209) [system] char_type(s, space)
   Fail: (209) [system] char_type(s, space)
   Call: (209) [system] arg(_1113302, v('(', ')', end_of_file), s)
   Fail: (209) [system] arg(_1114234, v('(', ')', end_of_file), s)
^  Fail: (208) [user] is_delimiter(s)
   Call: (208) [system] ')'==s
   Fail: (208) [system] ')'==s
   Call: (208) [system] get_char((0x55798e5fad60), s)
   Exit: (208) [system] get_char((0x55798e5fad60), s)
   Call: (208) [system] s=(\)
   Fail: (208) [system] s=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1121584)
   Call: (209) [system] peek_char((0x55798e5fad60), _1122518)
   Exit: (209) [system] peek_char((0x55798e5fad60), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_1127238, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_1128170, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55798e5fad60), e)
   Exit: (209) [system] get_char((0x55798e5fad60), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1135520)
   Call: (210) [system] peek_char((0x55798e5fad60), _1136454)
   Exit: (210) [system] peek_char((0x55798e5fad60), '3')
^  Call: (210) [user] is_delimiter('3')
   Call: (211) [system] char_type('3', space)
   Fail: (211) [system] char_type('3', space)
   Call: (211) [system] arg(_1141174, v('(', ')', end_of_file), '3')
   Fail: (211) [system] arg(_1142106, v('(', ')', end_of_file), '3')
^  Fail: (210) [user] is_delimiter('3')
   Call: (210) [system] ')'=='3'
   Fail: (210) [system] ')'=='3'
   Call: (210) [system] get_char((0x55798e5fad60), '3')
   Exit: (210) [system] get_char((0x55798e5fad60), '3')
   Call: (210) [system] '3'=(\)
   Fail: (210) [system] '3'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1149456)
   Call: (211) [system] peek_char((0x55798e5fad60), _1150390)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1149456=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _1135520=['3']
   Exit: (210) [system] ['3']=['3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (209) [system] _1121584=[e, '3']
   Exit: (209) [system] [e, '3']=[e, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '3'])
   Call: (208) [system] _1107648=[s, e, '3']
   Exit: (208) [system] [s, e, '3']=[s, e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '3'])
   Call: (207) [system] _1093712=[i, s, e, '3']
   Exit: (207) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '3'])
   Call: (206) [system] _1079776=[m, i, s, e, '3']
   Exit: (206) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '3'])
   Call: (205) [system] _1065840=[e, m, i, s, e, '3']
   Exit: (205) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '3'])
   Call: (204) [system] _1051904=[r, e, m, i, s, e, '3']
   Exit: (204) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '3'])
   Call: (203) [system] _1037968=[p, r, e, m, i, s, e, '3']
   Exit: (203) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '3'])
^  Call: (202) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _1004314)
   Call: (203) [system] atom_chars(_1182026, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (203) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (202) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _premise3)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _premise3)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1186690)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1188548)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1196286)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1198990)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1214068)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1219638)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1221496)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1235650)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _1219638)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1253292)
   Call: (204) [system] peek_char((0x55798e5fad60), _1254226)
   Exit: (204) [system] peek_char((0x55798e5fad60), c)
^  Call: (204) [user] is_delimiter(c)
   Call: (205) [system] char_type(c, space)
   Fail: (205) [system] char_type(c, space)
   Call: (205) [system] arg(_1258946, v('(', ')', end_of_file), c)
   Fail: (205) [system] arg(_1259878, v('(', ')', end_of_file), c)
^  Fail: (204) [user] is_delimiter(c)
   Call: (204) [system] ')'==c
   Fail: (204) [system] ')'==c
   Call: (204) [system] get_char((0x55798e5fad60), c)
   Exit: (204) [system] get_char((0x55798e5fad60), c)
   Call: (204) [system] c=(\)
   Fail: (204) [system] c=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1267228)
   Call: (205) [system] peek_char((0x55798e5fad60), _1268162)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1272882, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1273814, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1281164)
   Call: (206) [system] peek_char((0x55798e5fad60), _1282098)
   Exit: (206) [system] peek_char((0x55798e5fad60), n)
^  Call: (206) [user] is_delimiter(n)
   Call: (207) [system] char_type(n, space)
   Fail: (207) [system] char_type(n, space)
   Call: (207) [system] arg(_1286818, v('(', ')', end_of_file), n)
   Fail: (207) [system] arg(_1287750, v('(', ')', end_of_file), n)
^  Fail: (206) [user] is_delimiter(n)
   Call: (206) [system] ')'==n
   Fail: (206) [system] ')'==n
   Call: (206) [system] get_char((0x55798e5fad60), n)
   Exit: (206) [system] get_char((0x55798e5fad60), n)
   Call: (206) [system] n=(\)
   Fail: (206) [system] n=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1295100)
   Call: (207) [system] peek_char((0x55798e5fad60), _1296034)
   Exit: (207) [system] peek_char((0x55798e5fad60), c)
^  Call: (207) [user] is_delimiter(c)
   Call: (208) [system] char_type(c, space)
   Fail: (208) [system] char_type(c, space)
   Call: (208) [system] arg(_1300754, v('(', ')', end_of_file), c)
   Fail: (208) [system] arg(_1301686, v('(', ')', end_of_file), c)
^  Fail: (207) [user] is_delimiter(c)
   Call: (207) [system] ')'==c
   Fail: (207) [system] ')'==c
   Call: (207) [system] get_char((0x55798e5fad60), c)
   Exit: (207) [system] get_char((0x55798e5fad60), c)
   Call: (207) [system] c=(\)
   Fail: (207) [system] c=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1309036)
   Call: (208) [system] peek_char((0x55798e5fad60), _1309970)
   Exit: (208) [system] peek_char((0x55798e5fad60), l)
^  Call: (208) [user] is_delimiter(l)
   Call: (209) [system] char_type(l, space)
   Fail: (209) [system] char_type(l, space)
   Call: (209) [system] arg(_1314690, v('(', ')', end_of_file), l)
   Fail: (209) [system] arg(_1315622, v('(', ')', end_of_file), l)
^  Fail: (208) [user] is_delimiter(l)
   Call: (208) [system] ')'==l
   Fail: (208) [system] ')'==l
   Call: (208) [system] get_char((0x55798e5fad60), l)
   Exit: (208) [system] get_char((0x55798e5fad60), l)
   Call: (208) [system] l=(\)
   Fail: (208) [system] l=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1322972)
   Call: (209) [system] peek_char((0x55798e5fad60), _1323906)
   Exit: (209) [system] peek_char((0x55798e5fad60), u)
^  Call: (209) [user] is_delimiter(u)
   Call: (210) [system] char_type(u, space)
   Fail: (210) [system] char_type(u, space)
   Call: (210) [system] arg(_1328626, v('(', ')', end_of_file), u)
   Fail: (210) [system] arg(_1329558, v('(', ')', end_of_file), u)
^  Fail: (209) [user] is_delimiter(u)
   Call: (209) [system] ')'==u
   Fail: (209) [system] ')'==u
   Call: (209) [system] get_char((0x55798e5fad60), u)
   Exit: (209) [system] get_char((0x55798e5fad60), u)
   Call: (209) [system] u=(\)
   Fail: (209) [system] u=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1336908)
   Call: (210) [system] peek_char((0x55798e5fad60), _1337842)
   Exit: (210) [system] peek_char((0x55798e5fad60), s)
^  Call: (210) [user] is_delimiter(s)
   Call: (211) [system] char_type(s, space)
   Fail: (211) [system] char_type(s, space)
   Call: (211) [system] arg(_1342562, v('(', ')', end_of_file), s)
   Fail: (211) [system] arg(_1343494, v('(', ')', end_of_file), s)
^  Fail: (210) [user] is_delimiter(s)
   Call: (210) [system] ')'==s
   Fail: (210) [system] ')'==s
   Call: (210) [system] get_char((0x55798e5fad60), s)
   Exit: (210) [system] get_char((0x55798e5fad60), s)
   Call: (210) [system] s=(\)
   Fail: (210) [system] s=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1350844)
   Call: (211) [system] peek_char((0x55798e5fad60), _1351778)
   Exit: (211) [system] peek_char((0x55798e5fad60), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_1356498, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_1357430, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55798e5fad60), i)
   Exit: (211) [system] get_char((0x55798e5fad60), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1364780)
   Call: (212) [system] peek_char((0x55798e5fad60), _1365714)
   Exit: (212) [system] peek_char((0x55798e5fad60), o)
^  Call: (212) [user] is_delimiter(o)
   Call: (213) [system] char_type(o, space)
   Fail: (213) [system] char_type(o, space)
   Call: (213) [system] arg(_1370434, v('(', ')', end_of_file), o)
   Fail: (213) [system] arg(_1371366, v('(', ')', end_of_file), o)
^  Fail: (212) [user] is_delimiter(o)
   Call: (212) [system] ')'==o
   Fail: (212) [system] ')'==o
   Call: (212) [system] get_char((0x55798e5fad60), o)
   Exit: (212) [system] get_char((0x55798e5fad60), o)
   Call: (212) [system] o=(\)
   Fail: (212) [system] o=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1378716)
   Call: (213) [system] peek_char((0x55798e5fad60), _1379650)
   Exit: (213) [system] peek_char((0x55798e5fad60), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_1384370, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_1385302, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55798e5fad60), n)
   Exit: (213) [system] get_char((0x55798e5fad60), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1392652)
   Call: (214) [system] peek_char((0x55798e5fad60), _1393586)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_1398306, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _1392652=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (213) [system] _1378716=[n]
   Exit: (213) [system] [n]=[n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (212) [system] _1364780=[o, n]
   Exit: (212) [system] [o, n]=[o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (211) [system] _1350844=[i, o, n]
   Exit: (211) [system] [i, o, n]=[i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (210) [system] _1336908=[s, i, o, n]
   Exit: (210) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, o, n])
   Call: (209) [system] _1322972=[u, s, i, o, n]
   Exit: (209) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, s, i, o, n])
   Call: (208) [system] _1309036=[l, u, s, i, o, n]
   Exit: (208) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, u, s, i, o, n])
   Call: (207) [system] _1295100=[c, l, u, s, i, o, n]
   Exit: (207) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, l, u, s, i, o, n])
   Call: (206) [system] _1281164=[n, c, l, u, s, i, o, n]
   Exit: (206) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, l, u, s, i, o, n])
   Call: (205) [system] _1267228=[o, n, c, l, u, s, i, o, n]
   Exit: (205) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, c, l, u, s, i, o, n])
   Call: (204) [system] _1253292=[c, o, n, c, l, u, s, i, o, n]
   Exit: (204) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, o, n, c, l, u, s, i, o, n])
^  Call: (203) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _1219638)
   Call: (204) [system] atom_chars(_1432682, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (204) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (203) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _conclusion)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _conclusion)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1437346)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1439204)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1453358)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55798e5fad60), _1457148)
   Exit: (202) [system] get_char((0x55798e5fad60), ')')
   Call: (202) [system] _1437346=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [])
   Call: (201) [system] _1186690=[_conclusion]
   Exit: (201) [system] [_conclusion]=[_conclusion]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_conclusion])
   Call: (200) [system] _971366=[_premise3, _conclusion]
   Exit: (200) [system] [_premise3, _conclusion]=[_premise3, _conclusion]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_premise3, _conclusion])
   Call: (199) [system] _756042=[_premise2, _premise3, _conclusion]
   Exit: (199) [system] [_premise2, _premise3, _conclusion]=[_premise2, _premise3, _conclusion]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_premise2, _premise3, _conclusion])
   Call: (198) [system] _540718=[_premise1, _premise2, _premise3, _conclusion]
   Exit: (198) [system] [_premise1, _premise2, _premise3, _conclusion]=[_premise1, _premise2, _premise3, _conclusion]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_premise1, _premise2, _premise3, _conclusion])
   Call: (197) [system] _431284=[->, _premise1, _premise2, _premise3, _conclusion]
   Exit: (197) [system] [->, _premise1, _premise2, _premise3, _conclusion]=[->, _premise1, _premise2, _premise3, _conclusion]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [->, _premise1, _premise2, _premise3, _conclusion])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [->, _premise1, _premise2, _premise3, _conclusion])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1476618)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1478476)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1492630)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _1496420)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _1476618=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _398336=[[->, _premise1, _premise2, _premise3, _conclusion]]
   Exit: (195) [system] [[->, _premise1, _premise2, _premise3, _conclusion]]=[[->, _premise1, _premise2, _premise3, _conclusion]]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[->, _premise1, _premise2, _premise3, _conclusion]])
   Call: (194) [system] _216472=[_ructor, [->, _premise1, _premise2, _premise3, _conclusion]]
   Exit: (194) [system] [_ructor, [->, _premise1, _premise2, _premise3, _conclusion]]=[_ructor, [->, _premise1, _premise2, _premise3, _conclusion]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [_ructor, [->, _premise1, _premise2, _premise3, _conclusion]])
   Call: (193) [system] _123768=[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]]
   Exit: (193) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]]=[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), [:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1510302)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1512160)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1519898)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1522602)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1537680)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1543250)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1545108)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1559262)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1543250)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1564832)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1578986)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1584556)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1586414)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1600568)
   Exit: (195) [system] get_char((0x55798e5fad60), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _1584556)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1618210)
   Call: (197) [system] peek_char((0x55798e5fad60), _1619144)
   Exit: (197) [system] peek_char((0x55798e5fad60), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_1623864, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_1624796, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55798e5fad60), r)
   Exit: (197) [system] get_char((0x55798e5fad60), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1632146)
   Call: (198) [system] peek_char((0x55798e5fad60), _1633080)
   Exit: (198) [system] peek_char((0x55798e5fad60), b)
^  Call: (198) [user] is_delimiter(b)
   Call: (199) [system] char_type(b, space)
   Fail: (199) [system] char_type(b, space)
   Call: (199) [system] arg(_1637800, v('(', ')', end_of_file), b)
   Fail: (199) [system] arg(_1638732, v('(', ')', end_of_file), b)
^  Fail: (198) [user] is_delimiter(b)
   Call: (198) [system] ')'==b
   Fail: (198) [system] ')'==b
   Call: (198) [system] get_char((0x55798e5fad60), b)
   Exit: (198) [system] get_char((0x55798e5fad60), b)
   Call: (198) [system] b=(\)
   Fail: (198) [system] b=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1646082)
   Call: (199) [system] peek_char((0x55798e5fad60), _1647016)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1651736, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1646082=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (198) [system] _1632146=[b]
   Exit: (198) [system] [b]=[b]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (197) [system] _1618210=[r, b]
   Exit: (197) [system] [r, b]=[r, b]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (196) [user] classify_and_convert_charseq($, [r, b], _1584556)
   Call: (197) [system] atom_chars(_1663760, ['_', r, b])
   Exit: (197) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (196) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1668424)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1670282)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1684436)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55798e5fad60), _1688226)
   Exit: (195) [system] get_char((0x55798e5fad60), ')')
   Call: (195) [system] _1668424=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [])
   Call: (194) [system] _1543250=[_rb]
   Exit: (194) [system] [_rb]=[_rb]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [_rb])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [_rb])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1696520)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1698378)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1712532)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _1716322)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _1696520=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _1510302=[[_rb]]
   Exit: (192) [system] [[_rb]]=[[_rb]]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [[_rb]])
   Call: (191) [system] _82462=[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]]
   Exit: (191) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]]=[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]])
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]])
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _1727410)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1729268)
   Exit: (191) [system] peek_char((0x55798e5fad60), '\n')
   Call: (191) [system] '\n'=(;)
   Fail: (191) [system] '\n'=(;)
^  Call: (191) [user] is_like_space('\n')
   Call: (192) [system] char_type('\n', 'white')
   Fail: (192) [system] char_type('\n', 'white')
   Call: (192) [system] char_type('\n', end_of_line)
   Exit: (192) [system] char_type('\n', end_of_line)
^  Exit: (191) [user] is_like_space('\n')
   Call: (191) [system] get_char((0x55798e5fad60), _1738862)
   Exit: (191) [system] get_char((0x55798e5fad60), '\n')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1741566)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _1749304)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1752008)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1759746)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1762450)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1770188)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1772892)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1780630)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1783334)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1791072)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1793776)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1801514)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1804218)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1811956)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1814660)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1822398)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1825102)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1832840)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1835544)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1843282)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1845986)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1870304)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _1875874)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1877732)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _1891886)
   Exit: (191) [system] get_char((0x55798e5fad60), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1875874)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1897456)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1911610)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1917180)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1919038)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1933192)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1917180)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1938762)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1952916)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=')'
   Fail: (194) [system] (:)=')'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1958486)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1960344)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1974498)
   Exit: (195) [system] get_char((0x55798e5fad60), :)
   Call: (195) [system] (:)='('
   Fail: (195) [system] (:)='('
   Call: (195) [system] (:)='['
   Fail: (195) [system] (:)='['
   Call: (195) [system] (:)='{'
   Fail: (195) [system] (:)='{'
   Call: (195) [system] (:)='"'
   Fail: (195) [system] (:)='"'
   Call: (195) [system] (:)=!
   Fail: (195) [system] (:)=!
   Call: (195) [system] (:)='\''
   Fail: (195) [system] (:)='\''
   Call: (195) [system] (:)='`'
   Fail: (195) [system] (:)='`'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), :, _1958486)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1992140)
   Call: (197) [system] peek_char((0x55798e5fad60), _1993074)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1992140=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (196) [user] classify_and_convert_charseq(:, [], _1958486)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_2002384, _2002386), once(user:catch(read_from_chars([:], _1958486), _2002360, fail)), '$restore_trace'(_2002384, _2002386))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_2002384, _2002386))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _2002360, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(:)
   Exit: (197) [system] atomic(:)
^  Exit: (196) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _2009884)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _2011742)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _2019480)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _2022184)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _2037262)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _2042832)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _2044690)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _2058844)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _2042832)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _2064414)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _2078568)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _2084138)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _2085996)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _6946)
   Exit: (198) [system] get_char((0x55798e5fad60), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _3568)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _24588)
   Call: (200) [system] peek_char((0x55798e5fad60), _25522)
   Exit: (200) [system] peek_char((0x55798e5fad60), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_30242, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_31174, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55798e5fad60), r)
   Exit: (200) [system] get_char((0x55798e5fad60), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _38524)
   Call: (201) [system] peek_char((0x55798e5fad60), _39458)
   Exit: (201) [system] peek_char((0x55798e5fad60), u)
^  Call: (201) [user] is_delimiter(u)
   Call: (202) [system] char_type(u, space)
   Fail: (202) [system] char_type(u, space)
   Call: (202) [system] arg(_44178, v('(', ')', end_of_file), u)
   Fail: (202) [system] arg(_45110, v('(', ')', end_of_file), u)
^  Fail: (201) [user] is_delimiter(u)
   Call: (201) [system] ')'==u
   Fail: (201) [system] ')'==u
   Call: (201) [system] get_char((0x55798e5fad60), u)
   Exit: (201) [system] get_char((0x55798e5fad60), u)
   Call: (201) [system] u=(\)
   Fail: (201) [system] u=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _52460)
   Call: (202) [system] peek_char((0x55798e5fad60), _53394)
   Exit: (202) [system] peek_char((0x55798e5fad60), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_58114, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_59046, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55798e5fad60), c)
   Exit: (202) [system] get_char((0x55798e5fad60), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _66396)
   Call: (203) [system] peek_char((0x55798e5fad60), _67330)
   Exit: (203) [system] peek_char((0x55798e5fad60), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_72050, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_72982, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55798e5fad60), t)
   Exit: (203) [system] get_char((0x55798e5fad60), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _80332)
   Call: (204) [system] peek_char((0x55798e5fad60), _81266)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_85986, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_86918, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _94268)
   Call: (205) [system] peek_char((0x55798e5fad60), _95202)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_99922, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_100854, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _108204)
   Call: (206) [system] peek_char((0x55798e5fad60), _109138)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _108204=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _94268=[r]
   Exit: (205) [system] [r]=[r]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r])
   Call: (204) [system] _80332=[o, r]
   Exit: (204) [system] [o, r]=[o, r]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, r])
   Call: (203) [system] _66396=[t, o, r]
   Exit: (203) [system] [t, o, r]=[t, o, r]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, o, r])
   Call: (202) [system] _52460=[c, t, o, r]
   Exit: (202) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, o, r])
   Call: (201) [system] _38524=[u, c, t, o, r]
   Exit: (201) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, o, r])
   Call: (200) [system] _24588=[r, u, c, t, o, r]
   Exit: (200) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, u, c, t, o, r])
^  Call: (199) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _3568)
   Call: (200) [system] atom_chars(_135186, ['_', r, u, c, t, o, r])
   Exit: (200) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (199) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _ructor)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _ructor)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), _ructor)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _139850)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _141708)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _149446)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _152150)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _167228)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _172798)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _174656)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _188810)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _172798)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _206452)
   Call: (201) [system] peek_char((0x55798e5fad60), _207386)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_212106, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_213038, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _220388)
   Call: (202) [system] peek_char((0x55798e5fad60), _221322)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_226042, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_226974, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _234324)
   Call: (203) [system] peek_char((0x55798e5fad60), _235258)
   Exit: (203) [system] peek_char((0x55798e5fad60), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_239978, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_240910, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55798e5fad60), o)
   Exit: (203) [system] get_char((0x55798e5fad60), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _248260)
   Call: (204) [system] peek_char((0x55798e5fad60), _249194)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_253914, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_254846, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _262196)
   Call: (205) [system] peek_char((0x55798e5fad60), _263130)
   Exit: (205) [system] peek_char((0x55798e5fad60), f)
^  Call: (205) [user] is_delimiter(f)
   Call: (206) [system] char_type(f, space)
   Fail: (206) [system] char_type(f, space)
   Call: (206) [system] arg(_267850, v('(', ')', end_of_file), f)
   Fail: (206) [system] arg(_268782, v('(', ')', end_of_file), f)
^  Fail: (205) [user] is_delimiter(f)
   Call: (205) [system] ')'==f
   Fail: (205) [system] ')'==f
   Call: (205) [system] get_char((0x55798e5fad60), f)
   Exit: (205) [system] get_char((0x55798e5fad60), f)
   Call: (205) [system] f=(\)
   Fail: (205) [system] f=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _276132)
   Call: (206) [system] peek_char((0x55798e5fad60), _277066)
   Exit: (206) [system] peek_char((0x55798e5fad60), '1')
^  Call: (206) [user] is_delimiter('1')
   Call: (207) [system] char_type('1', space)
   Fail: (207) [system] char_type('1', space)
   Call: (207) [system] arg(_281786, v('(', ')', end_of_file), '1')
   Fail: (207) [system] arg(_282718, v('(', ')', end_of_file), '1')
^  Fail: (206) [user] is_delimiter('1')
   Call: (206) [system] ')'=='1'
   Fail: (206) [system] ')'=='1'
   Call: (206) [system] get_char((0x55798e5fad60), '1')
   Exit: (206) [system] get_char((0x55798e5fad60), '1')
   Call: (206) [system] '1'=(\)
   Fail: (206) [system] '1'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _290068)
   Call: (207) [system] peek_char((0x55798e5fad60), _291002)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _290068=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (206) [system] _276132=['1']
   Exit: (206) [system] ['1']=['1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (205) [system] _262196=[f, '1']
   Exit: (205) [system] [f, '1']=[f, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '1'])
   Call: (204) [system] _248260=[o, f, '1']
   Exit: (204) [system] [o, f, '1']=[o, f, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '1'])
   Call: (203) [system] _234324=[o, o, f, '1']
   Exit: (203) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '1'])
   Call: (202) [system] _220388=[r, o, o, f, '1']
   Exit: (202) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '1'])
   Call: (201) [system] _206452=[p, r, o, o, f, '1']
   Exit: (201) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '1'])
^  Call: (200) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _172798)
   Call: (201) [system] atom_chars(_317050, ['_', p, r, o, o, f, '1'])
   Exit: (201) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (200) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _proof1)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _proof1)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _proof1)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _321714)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _323572)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _331310)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _334014)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _349092)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _354662)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _356520)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _370674)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _354662)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _388316)
   Call: (202) [system] peek_char((0x55798e5fad60), _389250)
   Exit: (202) [system] peek_char((0x55798e5fad60), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_393970, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_394902, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55798e5fad60), p)
   Exit: (202) [system] get_char((0x55798e5fad60), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _402252)
   Call: (203) [system] peek_char((0x55798e5fad60), _403186)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_407906, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_408838, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _416188)
   Call: (204) [system] peek_char((0x55798e5fad60), _417122)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_421842, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_422774, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _430124)
   Call: (205) [system] peek_char((0x55798e5fad60), _431058)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_435778, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_436710, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _444060)
   Call: (206) [system] peek_char((0x55798e5fad60), _444994)
   Exit: (206) [system] peek_char((0x55798e5fad60), f)
^  Call: (206) [user] is_delimiter(f)
   Call: (207) [system] char_type(f, space)
   Fail: (207) [system] char_type(f, space)
   Call: (207) [system] arg(_449714, v('(', ')', end_of_file), f)
   Fail: (207) [system] arg(_450646, v('(', ')', end_of_file), f)
^  Fail: (206) [user] is_delimiter(f)
   Call: (206) [system] ')'==f
   Fail: (206) [system] ')'==f
   Call: (206) [system] get_char((0x55798e5fad60), f)
   Exit: (206) [system] get_char((0x55798e5fad60), f)
   Call: (206) [system] f=(\)
   Fail: (206) [system] f=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _457996)
   Call: (207) [system] peek_char((0x55798e5fad60), _458930)
   Exit: (207) [system] peek_char((0x55798e5fad60), '2')
^  Call: (207) [user] is_delimiter('2')
   Call: (208) [system] char_type('2', space)
   Fail: (208) [system] char_type('2', space)
   Call: (208) [system] arg(_463650, v('(', ')', end_of_file), '2')
   Fail: (208) [system] arg(_464582, v('(', ')', end_of_file), '2')
^  Fail: (207) [user] is_delimiter('2')
   Call: (207) [system] ')'=='2'
   Fail: (207) [system] ')'=='2'
   Call: (207) [system] get_char((0x55798e5fad60), '2')
   Exit: (207) [system] get_char((0x55798e5fad60), '2')
   Call: (207) [system] '2'=(\)
   Fail: (207) [system] '2'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _471932)
   Call: (208) [system] peek_char((0x55798e5fad60), _472866)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _471932=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _457996=['2']
   Exit: (207) [system] ['2']=['2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (206) [system] _444060=[f, '2']
   Exit: (206) [system] [f, '2']=[f, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '2'])
   Call: (205) [system] _430124=[o, f, '2']
   Exit: (205) [system] [o, f, '2']=[o, f, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '2'])
   Call: (204) [system] _416188=[o, o, f, '2']
   Exit: (204) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '2'])
   Call: (203) [system] _402252=[r, o, o, f, '2']
   Exit: (203) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '2'])
   Call: (202) [system] _388316=[p, r, o, o, f, '2']
   Exit: (202) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '2'])
^  Call: (201) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _354662)
   Call: (202) [system] atom_chars(_498914, ['_', p, r, o, o, f, '2'])
   Exit: (202) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (201) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _proof2)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _proof2)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _proof2)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _503578)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _505436)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _513174)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _515878)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _530956)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _536526)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _538384)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _552538)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _536526)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _570180)
   Call: (203) [system] peek_char((0x55798e5fad60), _571114)
   Exit: (203) [system] peek_char((0x55798e5fad60), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_575834, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_576766, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55798e5fad60), p)
   Exit: (203) [system] get_char((0x55798e5fad60), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _584116)
   Call: (204) [system] peek_char((0x55798e5fad60), _585050)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_589770, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_590702, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _598052)
   Call: (205) [system] peek_char((0x55798e5fad60), _598986)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_603706, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_604638, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _611988)
   Call: (206) [system] peek_char((0x55798e5fad60), _612922)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_617642, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_618574, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _625924)
   Call: (207) [system] peek_char((0x55798e5fad60), _626858)
   Exit: (207) [system] peek_char((0x55798e5fad60), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_631578, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_632510, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55798e5fad60), f)
   Exit: (207) [system] get_char((0x55798e5fad60), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _639860)
   Call: (208) [system] peek_char((0x55798e5fad60), _640794)
   Exit: (208) [system] peek_char((0x55798e5fad60), '3')
^  Call: (208) [user] is_delimiter('3')
   Call: (209) [system] char_type('3', space)
   Fail: (209) [system] char_type('3', space)
   Call: (209) [system] arg(_645514, v('(', ')', end_of_file), '3')
   Fail: (209) [system] arg(_646446, v('(', ')', end_of_file), '3')
^  Fail: (208) [user] is_delimiter('3')
   Call: (208) [system] ')'=='3'
   Fail: (208) [system] ')'=='3'
   Call: (208) [system] get_char((0x55798e5fad60), '3')
   Exit: (208) [system] get_char((0x55798e5fad60), '3')
   Call: (208) [system] '3'=(\)
   Fail: (208) [system] '3'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _653796)
   Call: (209) [system] peek_char((0x55798e5fad60), _654730)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_659450, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _653796=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _639860=['3']
   Exit: (208) [system] ['3']=['3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (207) [system] _625924=[f, '3']
   Exit: (207) [system] [f, '3']=[f, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '3'])
   Call: (206) [system] _611988=[o, f, '3']
   Exit: (206) [system] [o, f, '3']=[o, f, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '3'])
   Call: (205) [system] _598052=[o, o, f, '3']
   Exit: (205) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '3'])
   Call: (204) [system] _584116=[r, o, o, f, '3']
   Exit: (204) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '3'])
   Call: (203) [system] _570180=[p, r, o, o, f, '3']
   Exit: (203) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '3'])
^  Call: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _536526)
   Call: (203) [system] atom_chars(_682650, ['_', p, r, o, o, f, '3'])
   Exit: (203) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _proof3)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _proof3)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _proof3)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _687314)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _689172)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _703326)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55798e5fad60), _707116)
   Exit: (201) [system] get_char((0x55798e5fad60), ')')
   Call: (201) [system] _687314=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [])
   Call: (200) [system] _503578=[_proof3]
   Exit: (200) [system] [_proof3]=[_proof3]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_proof3])
   Call: (199) [system] _321714=[_proof2, _proof3]
   Exit: (199) [system] [_proof2, _proof3]=[_proof2, _proof3]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_proof2, _proof3])
   Call: (198) [system] _139850=[_proof1, _proof2, _proof3]
   Exit: (198) [system] [_proof1, _proof2, _proof3]=[_proof1, _proof2, _proof3]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_proof1, _proof2, _proof3])
   Call: (197) [system] _3562=[_ructor, _proof1, _proof2, _proof3]
   Exit: (197) [system] [_ructor, _proof1, _proof2, _proof3]=[_ructor, _proof1, _proof2, _proof3]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [_ructor, _proof1, _proof2, _proof3])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [_ructor, _proof1, _proof2, _proof3])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _723792)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _725650)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _733388)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _736092)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _751170)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _756740)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _758598)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _772752)
   Exit: (197) [system] get_char((0x55798e5fad60), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _756740)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _790394)
   Call: (199) [system] peek_char((0x55798e5fad60), _791328)
   Exit: (199) [system] peek_char((0x55798e5fad60), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_796048, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_796980, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55798e5fad60), c)
   Exit: (199) [system] get_char((0x55798e5fad60), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _804330)
   Call: (200) [system] peek_char((0x55798e5fad60), _805264)
   Exit: (200) [system] peek_char((0x55798e5fad60), o)
^  Call: (200) [user] is_delimiter(o)
   Call: (201) [system] char_type(o, space)
   Fail: (201) [system] char_type(o, space)
   Call: (201) [system] arg(_809984, v('(', ')', end_of_file), o)
   Fail: (201) [system] arg(_810916, v('(', ')', end_of_file), o)
^  Fail: (200) [user] is_delimiter(o)
   Call: (200) [system] ')'==o
   Fail: (200) [system] ')'==o
   Call: (200) [system] get_char((0x55798e5fad60), o)
   Exit: (200) [system] get_char((0x55798e5fad60), o)
   Call: (200) [system] o=(\)
   Fail: (200) [system] o=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _818266)
   Call: (201) [system] peek_char((0x55798e5fad60), _819200)
   Exit: (201) [system] peek_char((0x55798e5fad60), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_823920, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_824852, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55798e5fad60), n)
   Exit: (201) [system] get_char((0x55798e5fad60), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _832202)
   Call: (202) [system] peek_char((0x55798e5fad60), _833136)
   Exit: (202) [system] peek_char((0x55798e5fad60), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_837856, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_838788, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55798e5fad60), c)
   Exit: (202) [system] get_char((0x55798e5fad60), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _846138)
   Call: (203) [system] peek_char((0x55798e5fad60), _847072)
   Exit: (203) [system] peek_char((0x55798e5fad60), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_851792, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_852724, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55798e5fad60), l)
   Exit: (203) [system] get_char((0x55798e5fad60), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _860074)
   Call: (204) [system] peek_char((0x55798e5fad60), _861008)
   Exit: (204) [system] peek_char((0x55798e5fad60), u)
^  Call: (204) [user] is_delimiter(u)
   Call: (205) [system] char_type(u, space)
   Fail: (205) [system] char_type(u, space)
   Call: (205) [system] arg(_865728, v('(', ')', end_of_file), u)
   Fail: (205) [system] arg(_866660, v('(', ')', end_of_file), u)
^  Fail: (204) [user] is_delimiter(u)
   Call: (204) [system] ')'==u
   Fail: (204) [system] ')'==u
   Call: (204) [system] get_char((0x55798e5fad60), u)
   Exit: (204) [system] get_char((0x55798e5fad60), u)
   Call: (204) [system] u=(\)
   Fail: (204) [system] u=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _874010)
   Call: (205) [system] peek_char((0x55798e5fad60), _874944)
   Exit: (205) [system] peek_char((0x55798e5fad60), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_879664, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_880596, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55798e5fad60), s)
   Exit: (205) [system] get_char((0x55798e5fad60), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _887946)
   Call: (206) [system] peek_char((0x55798e5fad60), _888880)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_893600, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_894532, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _901882)
   Call: (207) [system] peek_char((0x55798e5fad60), _902816)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_907536, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_908468, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _915818)
   Call: (208) [system] peek_char((0x55798e5fad60), _916752)
   Exit: (208) [system] peek_char((0x55798e5fad60), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_921472, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_922404, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55798e5fad60), n)
   Exit: (208) [system] get_char((0x55798e5fad60), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _929754)
   Call: (209) [system] peek_char((0x55798e5fad60), _930688)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_935408, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _929754=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _915818=[n]
   Exit: (208) [system] [n]=[n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (207) [system] _901882=[o, n]
   Exit: (207) [system] [o, n]=[o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (206) [system] _887946=[i, o, n]
   Exit: (206) [system] [i, o, n]=[i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (205) [system] _874010=[s, i, o, n]
   Exit: (205) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, o, n])
   Call: (204) [system] _860074=[u, s, i, o, n]
   Exit: (204) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, s, i, o, n])
   Call: (203) [system] _846138=[l, u, s, i, o, n]
   Exit: (203) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, u, s, i, o, n])
   Call: (202) [system] _832202=[c, l, u, s, i, o, n]
   Exit: (202) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, l, u, s, i, o, n])
   Call: (201) [system] _818266=[n, c, l, u, s, i, o, n]
   Exit: (201) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, l, u, s, i, o, n])
   Call: (200) [system] _804330=[o, n, c, l, u, s, i, o, n]
   Exit: (200) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, c, l, u, s, i, o, n])
   Call: (199) [system] _790394=[c, o, n, c, l, u, s, i, o, n]
   Exit: (199) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, o, n, c, l, u, s, i, o, n])
^  Call: (198) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _756740)
   Call: (199) [system] atom_chars(_969784, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (199) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (198) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _conclusion)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), _conclusion)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _974448)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _976306)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _990460)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55798e5fad60), _994250)
   Exit: (197) [system] get_char((0x55798e5fad60), ')')
   Call: (197) [system] _974448=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [])
   Call: (196) [system] _723792=[_conclusion]
   Exit: (196) [system] [_conclusion]=[_conclusion]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [_conclusion])
   Call: (195) [system] _3558=[[_ructor, _proof1, _proof2, _proof3], _conclusion]
   Exit: (195) [system] [[_ructor, _proof1, _proof2, _proof3], _conclusion]=[[_ructor, _proof1, _proof2, _proof3], _conclusion]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[_ructor, _proof1, _proof2, _proof3], _conclusion])
   Call: (194) [system] _3550=[:, [_ructor, _proof1, _proof2, _proof3], _conclusion]
   Exit: (194) [system] [:, [_ructor, _proof1, _proof2, _proof3], _conclusion]=[:, [_ructor, _proof1, _proof2, _proof3], _conclusion]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [:, [_ructor, _proof1, _proof2, _proof3], _conclusion])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [:, [_ructor, _proof1, _proof2, _proof3], _conclusion])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1008132)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1009990)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1017728)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1020432)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1035510)
   Exit: (193) [system] peek_char((0x55798e5fad60), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1041080)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1042938)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1057092)
   Exit: (194) [system] get_char((0x55798e5fad60), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _1041080)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1074734)
   Call: (196) [system] peek_char((0x55798e5fad60), _1075668)
   Exit: (196) [system] peek_char((0x55798e5fad60), q)
^  Call: (196) [user] is_delimiter(q)
   Call: (197) [system] char_type(q, space)
   Fail: (197) [system] char_type(q, space)
   Call: (197) [system] arg(_1080388, v('(', ')', end_of_file), q)
   Fail: (197) [system] arg(_1081320, v('(', ')', end_of_file), q)
^  Fail: (196) [user] is_delimiter(q)
   Call: (196) [system] ')'==q
   Fail: (196) [system] ')'==q
   Call: (196) [system] get_char((0x55798e5fad60), q)
   Exit: (196) [system] get_char((0x55798e5fad60), q)
   Call: (196) [system] q=(\)
   Fail: (196) [system] q=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1088670)
   Call: (197) [system] peek_char((0x55798e5fad60), _1089604)
   Exit: (197) [system] peek_char((0x55798e5fad60), u)
^  Call: (197) [user] is_delimiter(u)
   Call: (198) [system] char_type(u, space)
   Fail: (198) [system] char_type(u, space)
   Call: (198) [system] arg(_1094324, v('(', ')', end_of_file), u)
   Fail: (198) [system] arg(_1095256, v('(', ')', end_of_file), u)
^  Fail: (197) [user] is_delimiter(u)
   Call: (197) [system] ')'==u
   Fail: (197) [system] ')'==u
   Call: (197) [system] get_char((0x55798e5fad60), u)
   Exit: (197) [system] get_char((0x55798e5fad60), u)
   Call: (197) [system] u=(\)
   Fail: (197) [system] u=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1102606)
   Call: (198) [system] peek_char((0x55798e5fad60), _1103540)
   Exit: (198) [system] peek_char((0x55798e5fad60), e)
^  Call: (198) [user] is_delimiter(e)
   Call: (199) [system] char_type(e, space)
   Fail: (199) [system] char_type(e, space)
   Call: (199) [system] arg(_1108260, v('(', ')', end_of_file), e)
   Fail: (199) [system] arg(_1109192, v('(', ')', end_of_file), e)
^  Fail: (198) [user] is_delimiter(e)
   Call: (198) [system] ')'==e
   Fail: (198) [system] ')'==e
   Call: (198) [system] get_char((0x55798e5fad60), e)
   Exit: (198) [system] get_char((0x55798e5fad60), e)
   Call: (198) [system] e=(\)
   Fail: (198) [system] e=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1116542)
   Call: (199) [system] peek_char((0x55798e5fad60), _1117476)
   Exit: (199) [system] peek_char((0x55798e5fad60), r)
^  Call: (199) [user] is_delimiter(r)
   Call: (200) [system] char_type(r, space)
   Fail: (200) [system] char_type(r, space)
   Call: (200) [system] arg(_1122196, v('(', ')', end_of_file), r)
   Fail: (200) [system] arg(_1123128, v('(', ')', end_of_file), r)
^  Fail: (199) [user] is_delimiter(r)
   Call: (199) [system] ')'==r
   Fail: (199) [system] ')'==r
   Call: (199) [system] get_char((0x55798e5fad60), r)
   Exit: (199) [system] get_char((0x55798e5fad60), r)
   Call: (199) [system] r=(\)
   Fail: (199) [system] r=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1130478)
   Call: (200) [system] peek_char((0x55798e5fad60), _1131412)
   Exit: (200) [system] peek_char((0x55798e5fad60), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_1136132, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_1137064, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55798e5fad60), y)
   Exit: (200) [system] get_char((0x55798e5fad60), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1144414)
   Call: (201) [system] peek_char((0x55798e5fad60), _1145348)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_1150068, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _1144414=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _1130478=[y]
   Exit: (200) [system] [y]=[y]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (199) [system] _1116542=[r, y]
   Exit: (199) [system] [r, y]=[r, y]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (198) [system] _1102606=[e, r, y]
   Exit: (198) [system] [e, r, y]=[e, r, y]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (197) [system] _1088670=[u, e, r, y]
   Exit: (197) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (196) [system] _1074734=[q, u, e, r, y]
   Exit: (196) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (195) [user] classify_and_convert_charseq($, [q, u, e, r, y], _1041080)
   Call: (196) [system] atom_chars(_1170474, ['_', q, u, e, r, y])
   Exit: (196) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (195) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1175138)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1176996)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1191150)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55798e5fad60), _1194940)
   Exit: (194) [system] get_char((0x55798e5fad60), ')')
   Call: (194) [system] _1175138=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [])
   Call: (193) [system] _1008132=[_query]
   Exit: (193) [system] [_query]=[_query]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [_query])
   Call: (192) [system] _3544=[[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query]
   Exit: (192) [system] [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query]=[[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query])
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query])
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _1206028)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1207886)
   Exit: (192) [system] peek_char((0x55798e5fad60), '\n')
   Call: (192) [system] '\n'=(;)
   Fail: (192) [system] '\n'=(;)
^  Call: (192) [user] is_like_space('\n')
   Call: (193) [system] char_type('\n', 'white')
   Fail: (193) [system] char_type('\n', 'white')
   Call: (193) [system] char_type('\n', end_of_line)
   Exit: (193) [system] char_type('\n', end_of_line)
^  Exit: (192) [user] is_like_space('\n')
   Call: (192) [system] get_char((0x55798e5fad60), _1217480)
   Exit: (192) [system] get_char((0x55798e5fad60), '\n')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1220184)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1227922)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1230626)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1238364)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1241068)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1248806)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1251510)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1259248)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1261952)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1269690)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1272394)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1280132)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1282836)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1290574)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1293278)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1301016)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1303720)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1311458)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1314162)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1321900)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1324604)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1348922)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _1354492)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1356350)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _1370504)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1354492)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1376074)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1390228)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1395798)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1397656)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1411810)
   Exit: (194) [system] get_char((0x55798e5fad60), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1395798)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1417380)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1431534)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=')'
   Fail: (195) [system] (:)=')'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1437104)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1438962)
   Exit: (197) [system] peek_char((0x55798e5fad60), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1453116)
   Exit: (196) [system] get_char((0x55798e5fad60), :)
   Call: (196) [system] (:)='('
   Fail: (196) [system] (:)='('
   Call: (196) [system] (:)='['
   Fail: (196) [system] (:)='['
   Call: (196) [system] (:)='{'
   Fail: (196) [system] (:)='{'
   Call: (196) [system] (:)='"'
   Fail: (196) [system] (:)='"'
   Call: (196) [system] (:)=!
   Fail: (196) [system] (:)=!
   Call: (196) [system] (:)='\''
   Fail: (196) [system] (:)='\''
   Call: (196) [system] (:)='`'
   Fail: (196) [system] (:)='`'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), :, _1437104)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1470758)
   Call: (198) [system] peek_char((0x55798e5fad60), _1471692)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _1470758=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (197) [user] classify_and_convert_charseq(:, [], _1437104)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1481002, _1481004), once(user:catch(read_from_chars([:], _1437104), _1480978, fail)), '$restore_trace'(_1481002, _1481004))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1481002, _1481004))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1480978, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(:)
   Exit: (198) [system] atomic(:)
^  Exit: (197) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1488502)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1490360)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1498098)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1500802)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1515880)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1521450)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1523308)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1537462)
   Exit: (197) [system] get_char((0x55798e5fad60), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _1521450)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1555104)
   Call: (199) [system] peek_char((0x55798e5fad60), _1556038)
   Exit: (199) [system] peek_char((0x55798e5fad60), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_1560758, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_1561690, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55798e5fad60), p)
   Exit: (199) [system] get_char((0x55798e5fad60), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1569040)
   Call: (200) [system] peek_char((0x55798e5fad60), _1569974)
   Exit: (200) [system] peek_char((0x55798e5fad60), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_1574694, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_1575626, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55798e5fad60), r)
   Exit: (200) [system] get_char((0x55798e5fad60), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1582976)
   Call: (201) [system] peek_char((0x55798e5fad60), _1583910)
   Exit: (201) [system] peek_char((0x55798e5fad60), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_1588630, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_1589562, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55798e5fad60), o)
   Exit: (201) [system] get_char((0x55798e5fad60), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1596912)
   Call: (202) [system] peek_char((0x55798e5fad60), _1597846)
   Exit: (202) [system] peek_char((0x55798e5fad60), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_1602566, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_1603498, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55798e5fad60), o)
   Exit: (202) [system] get_char((0x55798e5fad60), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1610848)
   Call: (203) [system] peek_char((0x55798e5fad60), _1611782)
   Exit: (203) [system] peek_char((0x55798e5fad60), f)
^  Call: (203) [user] is_delimiter(f)
   Call: (204) [system] char_type(f, space)
   Fail: (204) [system] char_type(f, space)
   Call: (204) [system] arg(_1616502, v('(', ')', end_of_file), f)
   Fail: (204) [system] arg(_1617434, v('(', ')', end_of_file), f)
^  Fail: (203) [user] is_delimiter(f)
   Call: (203) [system] ')'==f
   Fail: (203) [system] ')'==f
   Call: (203) [system] get_char((0x55798e5fad60), f)
   Exit: (203) [system] get_char((0x55798e5fad60), f)
   Call: (203) [system] f=(\)
   Fail: (203) [system] f=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1624784)
   Call: (204) [system] peek_char((0x55798e5fad60), _1625718)
   Exit: (204) [system] peek_char((0x55798e5fad60), '1')
^  Call: (204) [user] is_delimiter('1')
   Call: (205) [system] char_type('1', space)
   Fail: (205) [system] char_type('1', space)
   Call: (205) [system] arg(_1630438, v('(', ')', end_of_file), '1')
   Fail: (205) [system] arg(_1631370, v('(', ')', end_of_file), '1')
^  Fail: (204) [user] is_delimiter('1')
   Call: (204) [system] ')'=='1'
   Fail: (204) [system] ')'=='1'
   Call: (204) [system] get_char((0x55798e5fad60), '1')
   Exit: (204) [system] get_char((0x55798e5fad60), '1')
   Call: (204) [system] '1'=(\)
   Fail: (204) [system] '1'=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1638720)
   Call: (205) [system] peek_char((0x55798e5fad60), _1639654)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1638720=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _1624784=['1']
   Exit: (204) [system] ['1']=['1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (203) [system] _1610848=[f, '1']
   Exit: (203) [system] [f, '1']=[f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '1'])
   Call: (202) [system] _1596912=[o, f, '1']
   Exit: (202) [system] [o, f, '1']=[o, f, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '1'])
   Call: (201) [system] _1582976=[o, o, f, '1']
   Exit: (201) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '1'])
   Call: (200) [system] _1569040=[r, o, o, f, '1']
   Exit: (200) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '1'])
   Call: (199) [system] _1555104=[p, r, o, o, f, '1']
   Exit: (199) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '1'])
^  Call: (198) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _1521450)
   Call: (199) [system] atom_chars(_1665702, ['_', p, r, o, o, f, '1'])
   Exit: (199) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (198) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _proof1)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _proof1)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), _proof1)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1670366)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1672224)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1679962)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1682666)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1697744)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1703314)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1705172)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1719326)
   Exit: (198) [system] get_char((0x55798e5fad60), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _1703314)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1736968)
   Call: (200) [system] peek_char((0x55798e5fad60), _1737902)
   Exit: (200) [system] peek_char((0x55798e5fad60), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_1742622, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_1743554, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55798e5fad60), p)
   Exit: (200) [system] get_char((0x55798e5fad60), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1750904)
   Call: (201) [system] peek_char((0x55798e5fad60), _1751838)
   Exit: (201) [system] peek_char((0x55798e5fad60), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_1756558, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_1757490, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55798e5fad60), r)
   Exit: (201) [system] get_char((0x55798e5fad60), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1764840)
   Call: (202) [system] peek_char((0x55798e5fad60), _1765774)
   Exit: (202) [system] peek_char((0x55798e5fad60), e)
^  Call: (202) [user] is_delimiter(e)
   Call: (203) [system] char_type(e, space)
   Fail: (203) [system] char_type(e, space)
   Call: (203) [system] arg(_1770494, v('(', ')', end_of_file), e)
   Fail: (203) [system] arg(_1771426, v('(', ')', end_of_file), e)
^  Fail: (202) [user] is_delimiter(e)
   Call: (202) [system] ')'==e
   Fail: (202) [system] ')'==e
   Call: (202) [system] get_char((0x55798e5fad60), e)
   Exit: (202) [system] get_char((0x55798e5fad60), e)
   Call: (202) [system] e=(\)
   Fail: (202) [system] e=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1778776)
   Call: (203) [system] peek_char((0x55798e5fad60), _1779710)
   Exit: (203) [system] peek_char((0x55798e5fad60), m)
^  Call: (203) [user] is_delimiter(m)
   Call: (204) [system] char_type(m, space)
   Fail: (204) [system] char_type(m, space)
   Call: (204) [system] arg(_1784430, v('(', ')', end_of_file), m)
   Fail: (204) [system] arg(_1785362, v('(', ')', end_of_file), m)
^  Fail: (203) [user] is_delimiter(m)
   Call: (203) [system] ')'==m
   Fail: (203) [system] ')'==m
   Call: (203) [system] get_char((0x55798e5fad60), m)
   Exit: (203) [system] get_char((0x55798e5fad60), m)
   Call: (203) [system] m=(\)
   Fail: (203) [system] m=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1792712)
   Call: (204) [system] peek_char((0x55798e5fad60), _1793646)
   Exit: (204) [system] peek_char((0x55798e5fad60), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_1798366, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_1799298, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55798e5fad60), i)
   Exit: (204) [system] get_char((0x55798e5fad60), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1806648)
   Call: (205) [system] peek_char((0x55798e5fad60), _1807582)
   Exit: (205) [system] peek_char((0x55798e5fad60), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_1812302, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_1813234, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55798e5fad60), s)
   Exit: (205) [system] get_char((0x55798e5fad60), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1820584)
   Call: (206) [system] peek_char((0x55798e5fad60), _1821518)
   Exit: (206) [system] peek_char((0x55798e5fad60), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_1826238, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_1827170, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55798e5fad60), e)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1834520)
   Call: (207) [system] peek_char((0x55798e5fad60), _1835454)
   Exit: (207) [system] peek_char((0x55798e5fad60), '1')
^  Call: (207) [user] is_delimiter('1')
   Call: (208) [system] char_type('1', space)
   Fail: (208) [system] char_type('1', space)
   Call: (208) [system] arg(_1840174, v('(', ')', end_of_file), '1')
   Fail: (208) [system] arg(_1841106, v('(', ')', end_of_file), '1')
^  Fail: (207) [user] is_delimiter('1')
   Call: (207) [system] ')'=='1'
   Fail: (207) [system] ')'=='1'
   Call: (207) [system] get_char((0x55798e5fad60), '1')
   Exit: (207) [system] get_char((0x55798e5fad60), '1')
   Call: (207) [system] '1'=(\)
   Fail: (207) [system] '1'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1848456)
   Call: (208) [system] peek_char((0x55798e5fad60), _1849390)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_1854110, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _1848456=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _1834520=['1']
   Exit: (207) [system] ['1']=['1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (206) [system] _1820584=[e, '1']
   Exit: (206) [system] [e, '1']=[e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '1'])
   Call: (205) [system] _1806648=[s, e, '1']
   Exit: (205) [system] [s, e, '1']=[s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '1'])
   Call: (204) [system] _1792712=[i, s, e, '1']
   Exit: (204) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '1'])
   Call: (203) [system] _1778776=[m, i, s, e, '1']
   Exit: (203) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '1'])
   Call: (202) [system] _1764840=[e, m, i, s, e, '1']
   Exit: (202) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '1'])
   Call: (201) [system] _1750904=[r, e, m, i, s, e, '1']
   Exit: (201) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '1'])
   Call: (200) [system] _1736968=[p, r, e, m, i, s, e, '1']
   Exit: (200) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '1'])
^  Call: (199) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _1703314)
   Call: (200) [system] atom_chars(_1882898, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (200) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (199) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _premise1)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), _premise1)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1887562)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1889420)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1903574)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55798e5fad60), _1907364)
   Exit: (198) [system] get_char((0x55798e5fad60), ')')
   Call: (198) [system] _1887562=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [])
   Call: (197) [system] _1670366=[_premise1]
   Exit: (197) [system] [_premise1]=[_premise1]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [_premise1])
   Call: (196) [system] _1488502=[_proof1, _premise1]
   Exit: (196) [system] [_proof1, _premise1]=[_proof1, _premise1]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [_proof1, _premise1])
   Call: (195) [system] _1395798=[:, _proof1, _premise1]
   Exit: (195) [system] [:, _proof1, _premise1]=[:, _proof1, _premise1]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [:, _proof1, _premise1])
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof1, _premise1])
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1921246)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1923104)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1930842)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1933546)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1948624)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1954194)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1956052)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1970206)
   Exit: (195) [system] get_char((0x55798e5fad60), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1954194)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1975776)
   Exit: (197) [system] peek_char((0x55798e5fad60), s)
   Call: (197) [system] s=(;)
   Fail: (197) [system] s=(;)
^  Call: (197) [user] is_like_space(s)
   Call: (198) [system] char_type(s, 'white')
   Fail: (198) [system] char_type(s, 'white')
   Call: (198) [system] char_type(s, end_of_line)
   Fail: (198) [system] char_type(s, end_of_line)
   Call: (198) [system] char_type(s, space)
   Fail: (198) [system] char_type(s, space)
   Call: (198) [system] char_type(s, cntrl)
   Fail: (198) [system] char_type(s, cntrl)
^  Fail: (197) [user] is_like_space(s)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1989930)
   Exit: (196) [system] peek_char((0x55798e5fad60), s)
   Call: (196) [system] s=')'
   Fail: (196) [system] s=')'
   Call: (196) [system] s=end_of_file
   Fail: (196) [system] s=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1995500)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1997358)
   Exit: (198) [system] peek_char((0x55798e5fad60), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _2011512)
   Exit: (197) [system] get_char((0x55798e5fad60), s)
   Call: (197) [system] s='('
   Fail: (197) [system] s='('
   Call: (197) [system] s='['
   Fail: (197) [system] s='['
   Call: (197) [system] s='{'
   Fail: (197) [system] s='{'
   Call: (197) [system] s='"'
   Fail: (197) [system] s='"'
   Call: (197) [system] s=!
   Fail: (197) [system] s=!
   Call: (197) [system] s='\''
   Fail: (197) [system] s='\''
   Call: (197) [system] s='`'
   Fail: (197) [system] s='`'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), s, _1995500)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _2029154)
   Call: (199) [system] peek_char((0x55798e5fad60), _2030088)
   Exit: (199) [system] peek_char((0x55798e5fad60), y)
^  Call: (199) [user] is_delimiter(y)
   Call: (200) [system] char_type(y, space)
   Fail: (200) [system] char_type(y, space)
   Call: (200) [system] arg(_2034808, v('(', ')', end_of_file), y)
   Fail: (200) [system] arg(_2035740, v('(', ')', end_of_file), y)
^  Fail: (199) [user] is_delimiter(y)
   Call: (199) [system] ')'==y
   Fail: (199) [system] ')'==y
   Call: (199) [system] get_char((0x55798e5fad60), y)
   Exit: (199) [system] get_char((0x55798e5fad60), y)
   Call: (199) [system] y=(\)
   Fail: (199) [system] y=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _2043090)
   Call: (200) [system] peek_char((0x55798e5fad60), _2044024)
   Exit: (200) [system] peek_char((0x55798e5fad60), n)
^  Call: (200) [user] is_delimiter(n)
   Call: (201) [system] char_type(n, space)
   Fail: (201) [system] char_type(n, space)
   Call: (201) [system] arg(_2048744, v('(', ')', end_of_file), n)
   Fail: (201) [system] arg(_2049676, v('(', ')', end_of_file), n)
^  Fail: (200) [user] is_delimiter(n)
   Call: (200) [system] ')'==n
   Fail: (200) [system] ')'==n
   Call: (200) [system] get_char((0x55798e5fad60), n)
   Exit: (200) [system] get_char((0x55798e5fad60), n)
   Call: (200) [system] n=(\)
   Fail: (200) [system] n=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _2057026)
   Call: (201) [system] peek_char((0x55798e5fad60), _2057960)
   Exit: (201) [system] peek_char((0x55798e5fad60), t)
^  Call: (201) [user] is_delimiter(t)
   Call: (202) [system] char_type(t, space)
   Fail: (202) [system] char_type(t, space)
   Call: (202) [system] arg(_2062680, v('(', ')', end_of_file), t)
   Fail: (202) [system] arg(_2063612, v('(', ')', end_of_file), t)
^  Fail: (201) [user] is_delimiter(t)
   Call: (201) [system] ')'==t
   Fail: (201) [system] ')'==t
   Call: (201) [system] get_char((0x55798e5fad60), t)
   Exit: (201) [system] get_char((0x55798e5fad60), t)
   Call: (201) [system] t=(\)
   Fail: (201) [system] t=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _2070962)
   Call: (202) [system] peek_char((0x55798e5fad60), _2071896)
   Exit: (202) [system] peek_char((0x55798e5fad60), h)
^  Call: (202) [user] is_delimiter(h)
   Call: (203) [system] char_type(h, space)
   Fail: (203) [system] char_type(h, space)
   Call: (203) [system] arg(_2076616, v('(', ')', end_of_file), h)
   Fail: (203) [system] arg(_2077548, v('(', ')', end_of_file), h)
^  Fail: (202) [user] is_delimiter(h)
   Call: (202) [system] ')'==h
   Fail: (202) [system] ')'==h
   Call: (202) [system] get_char((0x55798e5fad60), h)
   Exit: (202) [system] get_char((0x55798e5fad60), h)
   Call: (202) [system] h=(\)
   Fail: (202) [system] h=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _2084898)
   Call: (203) [system] peek_char((0x55798e5fad60), _2085832)
   Exit: (203) [system] peek_char((0x55798e5fad60), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_2090552, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_2091484, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55798e5fad60), e)
   Exit: (203) [system] get_char((0x55798e5fad60), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _5520)
   Call: (204) [system] peek_char((0x55798e5fad60), _6454)
   Exit: (204) [system] peek_char((0x55798e5fad60), s)
^  Call: (204) [user] is_delimiter(s)
   Call: (205) [system] char_type(s, space)
   Fail: (205) [system] char_type(s, space)
   Call: (205) [system] arg(_11174, v('(', ')', end_of_file), s)
   Fail: (205) [system] arg(_12106, v('(', ')', end_of_file), s)
^  Fail: (204) [user] is_delimiter(s)
   Call: (204) [system] ')'==s
   Fail: (204) [system] ')'==s
   Call: (204) [system] get_char((0x55798e5fad60), s)
   Exit: (204) [system] get_char((0x55798e5fad60), s)
   Call: (204) [system] s=(\)
   Fail: (204) [system] s=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _19456)
   Call: (205) [system] peek_char((0x55798e5fad60), _20390)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_25110, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_26042, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _33392)
   Call: (206) [system] peek_char((0x55798e5fad60), _34326)
   Exit: (206) [system] peek_char((0x55798e5fad60), z)
^  Call: (206) [user] is_delimiter(z)
   Call: (207) [system] char_type(z, space)
   Fail: (207) [system] char_type(z, space)
   Call: (207) [system] arg(_39046, v('(', ')', end_of_file), z)
   Fail: (207) [system] arg(_39978, v('(', ')', end_of_file), z)
^  Fail: (206) [user] is_delimiter(z)
   Call: (206) [system] ')'==z
   Fail: (206) [system] ')'==z
   Call: (206) [system] get_char((0x55798e5fad60), z)
   Exit: (206) [system] get_char((0x55798e5fad60), z)
   Call: (206) [system] z=(\)
   Fail: (206) [system] z=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _47328)
   Call: (207) [system] peek_char((0x55798e5fad60), _48262)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_52982, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_53914, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _61264)
   Call: (208) [system] peek_char((0x55798e5fad60), _62198)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _61264=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _47328=[e]
   Exit: (207) [system] [e]=[e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (206) [system] _33392=[z, e]
   Exit: (206) [system] [z, e]=[z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (205) [system] _19456=[i, z, e]
   Exit: (205) [system] [i, z, e]=[i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (204) [system] _5520=[s, i, z, e]
   Exit: (204) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (203) [system] _3692=[e, s, i, z, e]
   Exit: (203) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (202) [system] _3688=[h, e, s, i, z, e]
   Exit: (202) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (201) [system] _3684=[t, h, e, s, i, z, e]
   Exit: (201) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (200) [system] _3680=[n, t, h, e, s, i, z, e]
   Exit: (200) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (199) [system] _3676=[y, n, t, h, e, s, i, z, e]
   Exit: (199) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (198) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _3672)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_96654, _96656), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _3672), _96630, fail)), '$restore_trace'(_96654, _96656))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_96654, _96656))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _96630, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(synthesize)
   Exit: (199) [system] atomic(synthesize)
^  Exit: (198) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _104154)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _106012)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _113750)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _116454)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _131532)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _137102)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _138960)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _153114)
   Exit: (198) [system] get_char((0x55798e5fad60), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _137102)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _158684)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _172838)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=')'
   Fail: (199) [system] (:)=')'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _178408)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _180266)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _194420)
   Exit: (200) [system] get_char((0x55798e5fad60), :)
   Call: (200) [system] (:)='('
   Fail: (200) [system] (:)='('
   Call: (200) [system] (:)='['
   Fail: (200) [system] (:)='['
   Call: (200) [system] (:)='{'
   Fail: (200) [system] (:)='{'
   Call: (200) [system] (:)='"'
   Fail: (200) [system] (:)='"'
   Call: (200) [system] (:)=!
   Fail: (200) [system] (:)=!
   Call: (200) [system] (:)='\''
   Fail: (200) [system] (:)='\''
   Call: (200) [system] (:)='`'
   Fail: (200) [system] (:)='`'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), :, _178408)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _212062)
   Call: (202) [system] peek_char((0x55798e5fad60), _212996)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _212062=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (201) [user] classify_and_convert_charseq(:, [], _178408)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_222306, _222308), once(user:catch(read_from_chars([:], _178408), _222282, fail)), '$restore_trace'(_222306, _222308))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_222306, _222308))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _222282, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(:)
   Exit: (202) [system] atomic(:)
^  Exit: (201) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _229806)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _231664)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _239402)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _242106)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _257184)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _262754)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _264612)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _278766)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _262754)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _296408)
   Call: (203) [system] peek_char((0x55798e5fad60), _297342)
   Exit: (203) [system] peek_char((0x55798e5fad60), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_302062, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_302994, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55798e5fad60), p)
   Exit: (203) [system] get_char((0x55798e5fad60), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _310344)
   Call: (204) [system] peek_char((0x55798e5fad60), _311278)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_315998, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_316930, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _324280)
   Call: (205) [system] peek_char((0x55798e5fad60), _325214)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_329934, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_330866, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _338216)
   Call: (206) [system] peek_char((0x55798e5fad60), _339150)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_343870, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_344802, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _352152)
   Call: (207) [system] peek_char((0x55798e5fad60), _353086)
   Exit: (207) [system] peek_char((0x55798e5fad60), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_357806, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_358738, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55798e5fad60), f)
   Exit: (207) [system] get_char((0x55798e5fad60), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _366088)
   Call: (208) [system] peek_char((0x55798e5fad60), _367022)
   Exit: (208) [system] peek_char((0x55798e5fad60), '1')
^  Call: (208) [user] is_delimiter('1')
   Call: (209) [system] char_type('1', space)
   Fail: (209) [system] char_type('1', space)
   Call: (209) [system] arg(_371742, v('(', ')', end_of_file), '1')
   Fail: (209) [system] arg(_372674, v('(', ')', end_of_file), '1')
^  Fail: (208) [user] is_delimiter('1')
   Call: (208) [system] ')'=='1'
   Fail: (208) [system] ')'=='1'
   Call: (208) [system] get_char((0x55798e5fad60), '1')
   Exit: (208) [system] get_char((0x55798e5fad60), '1')
   Call: (208) [system] '1'=(\)
   Fail: (208) [system] '1'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _380024)
   Call: (209) [system] peek_char((0x55798e5fad60), _380958)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _380024=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _366088=['1']
   Exit: (208) [system] ['1']=['1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (207) [system] _352152=[f, '1']
   Exit: (207) [system] [f, '1']=[f, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '1'])
   Call: (206) [system] _338216=[o, f, '1']
   Exit: (206) [system] [o, f, '1']=[o, f, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '1'])
   Call: (205) [system] _324280=[o, o, f, '1']
   Exit: (205) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '1'])
   Call: (204) [system] _310344=[r, o, o, f, '1']
   Exit: (204) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '1'])
   Call: (203) [system] _296408=[p, r, o, o, f, '1']
   Exit: (203) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '1'])
^  Call: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _262754)
   Call: (203) [system] atom_chars(_407006, ['_', p, r, o, o, f, '1'])
   Exit: (203) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _proof1)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _proof1)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _proof1)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _411670)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _413528)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _421266)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _423970)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _439048)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _444618)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _446476)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _460630)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _444618)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _478272)
   Call: (204) [system] peek_char((0x55798e5fad60), _479206)
   Exit: (204) [system] peek_char((0x55798e5fad60), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_483926, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_484858, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55798e5fad60), p)
   Exit: (204) [system] get_char((0x55798e5fad60), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _492208)
   Call: (205) [system] peek_char((0x55798e5fad60), _493142)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_497862, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_498794, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _506144)
   Call: (206) [system] peek_char((0x55798e5fad60), _507078)
   Exit: (206) [system] peek_char((0x55798e5fad60), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_511798, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_512730, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55798e5fad60), e)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _520080)
   Call: (207) [system] peek_char((0x55798e5fad60), _521014)
   Exit: (207) [system] peek_char((0x55798e5fad60), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_525734, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_526666, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55798e5fad60), m)
   Exit: (207) [system] get_char((0x55798e5fad60), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _534016)
   Call: (208) [system] peek_char((0x55798e5fad60), _534950)
   Exit: (208) [system] peek_char((0x55798e5fad60), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_539670, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_540602, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55798e5fad60), i)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _547952)
   Call: (209) [system] peek_char((0x55798e5fad60), _548886)
   Exit: (209) [system] peek_char((0x55798e5fad60), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_553606, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_554538, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55798e5fad60), s)
   Exit: (209) [system] get_char((0x55798e5fad60), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _561888)
   Call: (210) [system] peek_char((0x55798e5fad60), _562822)
   Exit: (210) [system] peek_char((0x55798e5fad60), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_567542, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_568474, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55798e5fad60), e)
   Exit: (210) [system] get_char((0x55798e5fad60), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _575824)
   Call: (211) [system] peek_char((0x55798e5fad60), _576758)
   Exit: (211) [system] peek_char((0x55798e5fad60), '1')
^  Call: (211) [user] is_delimiter('1')
   Call: (212) [system] char_type('1', space)
   Fail: (212) [system] char_type('1', space)
   Call: (212) [system] arg(_581478, v('(', ')', end_of_file), '1')
   Fail: (212) [system] arg(_582410, v('(', ')', end_of_file), '1')
^  Fail: (211) [user] is_delimiter('1')
   Call: (211) [system] ')'=='1'
   Fail: (211) [system] ')'=='1'
   Call: (211) [system] get_char((0x55798e5fad60), '1')
   Exit: (211) [system] get_char((0x55798e5fad60), '1')
   Call: (211) [system] '1'=(\)
   Fail: (211) [system] '1'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _589760)
   Call: (212) [system] peek_char((0x55798e5fad60), _590694)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_595414, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _589760=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _575824=['1']
   Exit: (211) [system] ['1']=['1']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (210) [system] _561888=[e, '1']
   Exit: (210) [system] [e, '1']=[e, '1']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '1'])
   Call: (209) [system] _547952=[s, e, '1']
   Exit: (209) [system] [s, e, '1']=[s, e, '1']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '1'])
   Call: (208) [system] _534016=[i, s, e, '1']
   Exit: (208) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '1'])
   Call: (207) [system] _520080=[m, i, s, e, '1']
   Exit: (207) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '1'])
   Call: (206) [system] _506144=[e, m, i, s, e, '1']
   Exit: (206) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '1'])
   Call: (205) [system] _492208=[r, e, m, i, s, e, '1']
   Exit: (205) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '1'])
   Call: (204) [system] _478272=[p, r, e, m, i, s, e, '1']
   Exit: (204) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '1'])
^  Call: (203) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _444618)
   Call: (204) [system] atom_chars(_624202, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (204) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (203) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _premise1)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _premise1)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _628866)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _630724)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _644878)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55798e5fad60), _648668)
   Exit: (202) [system] get_char((0x55798e5fad60), ')')
   Call: (202) [system] _628866=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [])
   Call: (201) [system] _411670=[_premise1]
   Exit: (201) [system] [_premise1]=[_premise1]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_premise1])
   Call: (200) [system] _229806=[_proof1, _premise1]
   Exit: (200) [system] [_proof1, _premise1]=[_proof1, _premise1]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_proof1, _premise1])
   Call: (199) [system] _137102=[:, _proof1, _premise1]
   Exit: (199) [system] [:, _proof1, _premise1]=[:, _proof1, _premise1]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [:, _proof1, _premise1])
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof1, _premise1])
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _662550)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _664408)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _672146)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _674850)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _689928)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _695498)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _697356)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _711510)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _695498)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _729152)
   Call: (201) [system] peek_char((0x55798e5fad60), _730086)
   Exit: (201) [system] peek_char((0x55798e5fad60), k)
^  Call: (201) [user] is_delimiter(k)
   Call: (202) [system] char_type(k, space)
   Fail: (202) [system] char_type(k, space)
   Call: (202) [system] arg(_734806, v('(', ')', end_of_file), k)
   Fail: (202) [system] arg(_735738, v('(', ')', end_of_file), k)
^  Fail: (201) [user] is_delimiter(k)
   Call: (201) [system] ')'==k
   Fail: (201) [system] ')'==k
   Call: (201) [system] get_char((0x55798e5fad60), k)
   Exit: (201) [system] get_char((0x55798e5fad60), k)
   Call: (201) [system] k=(\)
   Fail: (201) [system] k=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _743088)
   Call: (202) [system] peek_char((0x55798e5fad60), _744022)
   Exit: (202) [system] peek_char((0x55798e5fad60), b)
^  Call: (202) [user] is_delimiter(b)
   Call: (203) [system] char_type(b, space)
   Fail: (203) [system] char_type(b, space)
   Call: (203) [system] arg(_748742, v('(', ')', end_of_file), b)
   Fail: (203) [system] arg(_749674, v('(', ')', end_of_file), b)
^  Fail: (202) [user] is_delimiter(b)
   Call: (202) [system] ')'==b
   Fail: (202) [system] ')'==b
   Call: (202) [system] get_char((0x55798e5fad60), b)
   Exit: (202) [system] get_char((0x55798e5fad60), b)
   Call: (202) [system] b=(\)
   Fail: (202) [system] b=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _757024)
   Call: (203) [system] peek_char((0x55798e5fad60), _757958)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _757024=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (202) [system] _743088=[b]
   Exit: (202) [system] [b]=[b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (201) [system] _729152=[k, b]
   Exit: (201) [system] [k, b]=[k, b]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (200) [user] classify_and_convert_charseq($, [k, b], _695498)
   Call: (201) [system] atom_chars(_772830, ['_', k, b])
   Exit: (201) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (200) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _777494)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _779352)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _787090)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _789794)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _804872)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _810442)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _812300)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _826454)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _810442)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _844096)
   Call: (202) [system] peek_char((0x55798e5fad60), _845030)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_849750, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_850682, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _858032)
   Call: (203) [system] peek_char((0x55798e5fad60), _858966)
   Exit: (203) [system] peek_char((0x55798e5fad60), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_863686, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_864618, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55798e5fad60), b)
   Exit: (203) [system] get_char((0x55798e5fad60), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _871968)
   Call: (204) [system] peek_char((0x55798e5fad60), _872902)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _871968=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (203) [system] _858032=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (202) [system] _844096=[r, b]
   Exit: (202) [system] [r, b]=[r, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (201) [user] classify_and_convert_charseq($, [r, b], _810442)
   Call: (202) [system] atom_chars(_887774, ['_', r, b])
   Exit: (202) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (201) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _892438)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _894296)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _902034)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _904738)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _919816)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _925386)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _927244)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _941398)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _925386)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _959040)
   Call: (203) [system] peek_char((0x55798e5fad60), _959974)
   Exit: (203) [system] peek_char((0x55798e5fad60), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_964694, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_965626, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55798e5fad60), k)
   Exit: (203) [system] get_char((0x55798e5fad60), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _972976)
   Call: (204) [system] peek_char((0x55798e5fad60), _973910)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
^  Call: (204) [user] is_delimiter(')')
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] arg(_978630, v('(', ')', end_of_file), ')')
   Exit: (205) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (204) [user] is_delimiter(')')
   Call: (204) [system] _972976=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (203) [system] _959040=[k]
   Exit: (203) [system] [k]=[k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (202) [user] classify_and_convert_charseq($, [k], _925386)
   Call: (203) [system] atom_chars(_987860, ['_', k])
   Exit: (203) [system] atom_chars('_k', ['_', k])
^  Exit: (202) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _992524)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _994382)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1008536)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55798e5fad60), _1012326)
   Exit: (201) [system] get_char((0x55798e5fad60), ')')
   Call: (201) [system] _992524=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [])
   Call: (200) [system] _892438=[_k]
   Exit: (200) [system] [_k]=[_k]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (199) [system] _777494=[_rb, _k]
   Exit: (199) [system] [_rb, _k]=[_rb, _k]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_rb, _k])
   Call: (198) [system] _662550=[_kb, _rb, _k]
   Exit: (198) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, _k])
   Call: (197) [system] _104154=[[:, _proof1, _premise1], _kb, _rb, _k]
   Exit: (197) [system] [[:, _proof1, _premise1], _kb, _rb, _k]=[[:, _proof1, _premise1], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [[:, _proof1, _premise1], _kb, _rb, _k])
   Call: (196) [system] _3666=[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]
   Exit: (196) [system] [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]=[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1031796)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1033654)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1047808)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55798e5fad60), _1051598)
   Exit: (195) [system] get_char((0x55798e5fad60), ')')
   Call: (195) [system] _1031796=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [])
   Call: (194) [system] _3662=[[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
   Exit: (194) [system] [[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]=[[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Call: (193) [system] _3628=[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
   Exit: (193) [system] [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]=[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1062686)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1064544)
   Exit: (193) [system] peek_char((0x55798e5fad60), '\n')
   Call: (193) [system] '\n'=(;)
   Fail: (193) [system] '\n'=(;)
^  Call: (193) [user] is_like_space('\n')
   Call: (194) [system] char_type('\n', 'white')
   Fail: (194) [system] char_type('\n', 'white')
   Call: (194) [system] char_type('\n', end_of_line)
   Exit: (194) [system] char_type('\n', end_of_line)
^  Exit: (193) [user] is_like_space('\n')
   Call: (193) [system] get_char((0x55798e5fad60), _1074138)
   Exit: (193) [system] get_char((0x55798e5fad60), '\n')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1076842)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1084580)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1087284)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1095022)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1097726)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1105464)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1108168)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1115906)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1118610)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1126348)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1129052)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1136790)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1139494)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1147232)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1149936)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1157674)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1160378)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1168116)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1170820)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1178558)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1181262)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1205580)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1211150)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1213008)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1227162)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1211150)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1232732)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1246886)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1252456)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1254314)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1268468)
   Exit: (195) [system] get_char((0x55798e5fad60), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1252456)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1274038)
   Exit: (197) [system] peek_char((0x55798e5fad60), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1288192)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=')'
   Fail: (196) [system] (:)=')'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1293762)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1295620)
   Exit: (198) [system] peek_char((0x55798e5fad60), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1309774)
   Exit: (197) [system] get_char((0x55798e5fad60), :)
   Call: (197) [system] (:)='('
   Fail: (197) [system] (:)='('
   Call: (197) [system] (:)='['
   Fail: (197) [system] (:)='['
   Call: (197) [system] (:)='{'
   Fail: (197) [system] (:)='{'
   Call: (197) [system] (:)='"'
   Fail: (197) [system] (:)='"'
   Call: (197) [system] (:)=!
   Fail: (197) [system] (:)=!
   Call: (197) [system] (:)='\''
   Fail: (197) [system] (:)='\''
   Call: (197) [system] (:)='`'
   Fail: (197) [system] (:)='`'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), :, _1293762)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1327416)
   Call: (199) [system] peek_char((0x55798e5fad60), _1328350)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _1327416=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (198) [user] classify_and_convert_charseq(:, [], _1293762)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1337660, _1337662), once(user:catch(read_from_chars([:], _1293762), _1337636, fail)), '$restore_trace'(_1337660, _1337662))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1337660, _1337662))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1337636, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(:)
   Exit: (199) [system] atomic(:)
^  Exit: (198) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1345160)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1347018)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1354756)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1357460)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1372538)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1378108)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1379966)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1394120)
   Exit: (198) [system] get_char((0x55798e5fad60), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _1378108)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1411762)
   Call: (200) [system] peek_char((0x55798e5fad60), _1412696)
   Exit: (200) [system] peek_char((0x55798e5fad60), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_1417416, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_1418348, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55798e5fad60), p)
   Exit: (200) [system] get_char((0x55798e5fad60), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1425698)
   Call: (201) [system] peek_char((0x55798e5fad60), _1426632)
   Exit: (201) [system] peek_char((0x55798e5fad60), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_1431352, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_1432284, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55798e5fad60), r)
   Exit: (201) [system] get_char((0x55798e5fad60), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1439634)
   Call: (202) [system] peek_char((0x55798e5fad60), _1440568)
   Exit: (202) [system] peek_char((0x55798e5fad60), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_1445288, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_1446220, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55798e5fad60), o)
   Exit: (202) [system] get_char((0x55798e5fad60), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1453570)
   Call: (203) [system] peek_char((0x55798e5fad60), _1454504)
   Exit: (203) [system] peek_char((0x55798e5fad60), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_1459224, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_1460156, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55798e5fad60), o)
   Exit: (203) [system] get_char((0x55798e5fad60), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1467506)
   Call: (204) [system] peek_char((0x55798e5fad60), _1468440)
   Exit: (204) [system] peek_char((0x55798e5fad60), f)
^  Call: (204) [user] is_delimiter(f)
   Call: (205) [system] char_type(f, space)
   Fail: (205) [system] char_type(f, space)
   Call: (205) [system] arg(_1473160, v('(', ')', end_of_file), f)
   Fail: (205) [system] arg(_1474092, v('(', ')', end_of_file), f)
^  Fail: (204) [user] is_delimiter(f)
   Call: (204) [system] ')'==f
   Fail: (204) [system] ')'==f
   Call: (204) [system] get_char((0x55798e5fad60), f)
   Exit: (204) [system] get_char((0x55798e5fad60), f)
   Call: (204) [system] f=(\)
   Fail: (204) [system] f=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1481442)
   Call: (205) [system] peek_char((0x55798e5fad60), _1482376)
   Exit: (205) [system] peek_char((0x55798e5fad60), '2')
^  Call: (205) [user] is_delimiter('2')
   Call: (206) [system] char_type('2', space)
   Fail: (206) [system] char_type('2', space)
   Call: (206) [system] arg(_1487096, v('(', ')', end_of_file), '2')
   Fail: (206) [system] arg(_1488028, v('(', ')', end_of_file), '2')
^  Fail: (205) [user] is_delimiter('2')
   Call: (205) [system] ')'=='2'
   Fail: (205) [system] ')'=='2'
   Call: (205) [system] get_char((0x55798e5fad60), '2')
   Exit: (205) [system] get_char((0x55798e5fad60), '2')
   Call: (205) [system] '2'=(\)
   Fail: (205) [system] '2'=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1495378)
   Call: (206) [system] peek_char((0x55798e5fad60), _1496312)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1495378=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _1481442=['2']
   Exit: (205) [system] ['2']=['2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (204) [system] _1467506=[f, '2']
   Exit: (204) [system] [f, '2']=[f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '2'])
   Call: (203) [system] _1453570=[o, f, '2']
   Exit: (203) [system] [o, f, '2']=[o, f, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '2'])
   Call: (202) [system] _1439634=[o, o, f, '2']
   Exit: (202) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '2'])
   Call: (201) [system] _1425698=[r, o, o, f, '2']
   Exit: (201) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '2'])
   Call: (200) [system] _1411762=[p, r, o, o, f, '2']
   Exit: (200) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '2'])
^  Call: (199) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _1378108)
   Call: (200) [system] atom_chars(_1522360, ['_', p, r, o, o, f, '2'])
   Exit: (200) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (199) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _proof2)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _proof2)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), _proof2)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1527024)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1528882)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1536620)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1539324)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1554402)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1559972)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1561830)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1575984)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _1559972)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1593626)
   Call: (201) [system] peek_char((0x55798e5fad60), _1594560)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_1599280, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_1600212, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1607562)
   Call: (202) [system] peek_char((0x55798e5fad60), _1608496)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_1613216, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_1614148, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1621498)
   Call: (203) [system] peek_char((0x55798e5fad60), _1622432)
   Exit: (203) [system] peek_char((0x55798e5fad60), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_1627152, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_1628084, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55798e5fad60), e)
   Exit: (203) [system] get_char((0x55798e5fad60), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1635434)
   Call: (204) [system] peek_char((0x55798e5fad60), _1636368)
   Exit: (204) [system] peek_char((0x55798e5fad60), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_1641088, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_1642020, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55798e5fad60), m)
   Exit: (204) [system] get_char((0x55798e5fad60), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1649370)
   Call: (205) [system] peek_char((0x55798e5fad60), _1650304)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_1655024, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_1655956, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1663306)
   Call: (206) [system] peek_char((0x55798e5fad60), _1664240)
   Exit: (206) [system] peek_char((0x55798e5fad60), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_1668960, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_1669892, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55798e5fad60), s)
   Exit: (206) [system] get_char((0x55798e5fad60), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1677242)
   Call: (207) [system] peek_char((0x55798e5fad60), _1678176)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_1682896, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_1683828, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1691178)
   Call: (208) [system] peek_char((0x55798e5fad60), _1692112)
   Exit: (208) [system] peek_char((0x55798e5fad60), '2')
^  Call: (208) [user] is_delimiter('2')
   Call: (209) [system] char_type('2', space)
   Fail: (209) [system] char_type('2', space)
   Call: (209) [system] arg(_1696832, v('(', ')', end_of_file), '2')
   Fail: (209) [system] arg(_1697764, v('(', ')', end_of_file), '2')
^  Fail: (208) [user] is_delimiter('2')
   Call: (208) [system] ')'=='2'
   Fail: (208) [system] ')'=='2'
   Call: (208) [system] get_char((0x55798e5fad60), '2')
   Exit: (208) [system] get_char((0x55798e5fad60), '2')
   Call: (208) [system] '2'=(\)
   Fail: (208) [system] '2'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1705114)
   Call: (209) [system] peek_char((0x55798e5fad60), _1706048)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_1710768, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _1705114=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _1691178=['2']
   Exit: (208) [system] ['2']=['2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (207) [system] _1677242=[e, '2']
   Exit: (207) [system] [e, '2']=[e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '2'])
   Call: (206) [system] _1663306=[s, e, '2']
   Exit: (206) [system] [s, e, '2']=[s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '2'])
   Call: (205) [system] _1649370=[i, s, e, '2']
   Exit: (205) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '2'])
   Call: (204) [system] _1635434=[m, i, s, e, '2']
   Exit: (204) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '2'])
   Call: (203) [system] _1621498=[e, m, i, s, e, '2']
   Exit: (203) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '2'])
   Call: (202) [system] _1607562=[r, e, m, i, s, e, '2']
   Exit: (202) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '2'])
   Call: (201) [system] _1593626=[p, r, e, m, i, s, e, '2']
   Exit: (201) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '2'])
^  Call: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _1559972)
   Call: (201) [system] atom_chars(_1739556, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (201) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _premise2)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _premise2)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1744220)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1746078)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1760232)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55798e5fad60), _1764022)
   Exit: (199) [system] get_char((0x55798e5fad60), ')')
   Call: (199) [system] _1744220=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [])
   Call: (198) [system] _1527024=[_premise2]
   Exit: (198) [system] [_premise2]=[_premise2]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_premise2])
   Call: (197) [system] _1345160=[_proof2, _premise2]
   Exit: (197) [system] [_proof2, _premise2]=[_proof2, _premise2]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [_proof2, _premise2])
   Call: (196) [system] _1252456=[:, _proof2, _premise2]
   Exit: (196) [system] [:, _proof2, _premise2]=[:, _proof2, _premise2]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [:, _proof2, _premise2])
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof2, _premise2])
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1777904)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1779762)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1787500)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1790204)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1805282)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1810852)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1812710)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1826864)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1810852)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1832434)
   Exit: (198) [system] peek_char((0x55798e5fad60), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1846588)
   Exit: (197) [system] peek_char((0x55798e5fad60), s)
   Call: (197) [system] s=')'
   Fail: (197) [system] s=')'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1852158)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1854016)
   Exit: (199) [system] peek_char((0x55798e5fad60), s)
   Call: (199) [system] s=(;)
   Fail: (199) [system] s=(;)
^  Call: (199) [user] is_like_space(s)
   Call: (200) [system] char_type(s, 'white')
   Fail: (200) [system] char_type(s, 'white')
   Call: (200) [system] char_type(s, end_of_line)
   Fail: (200) [system] char_type(s, end_of_line)
   Call: (200) [system] char_type(s, space)
   Fail: (200) [system] char_type(s, space)
   Call: (200) [system] char_type(s, cntrl)
   Fail: (200) [system] char_type(s, cntrl)
^  Fail: (199) [user] is_like_space(s)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1868170)
   Exit: (198) [system] get_char((0x55798e5fad60), s)
   Call: (198) [system] s='('
   Fail: (198) [system] s='('
   Call: (198) [system] s='['
   Fail: (198) [system] s='['
   Call: (198) [system] s='{'
   Fail: (198) [system] s='{'
   Call: (198) [system] s='"'
   Fail: (198) [system] s='"'
   Call: (198) [system] s=!
   Fail: (198) [system] s=!
   Call: (198) [system] s='\''
   Fail: (198) [system] s='\''
   Call: (198) [system] s='`'
   Fail: (198) [system] s='`'
   Call: (198) [system] s=end_of_file
   Fail: (198) [system] s=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), s, _1852158)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1885812)
   Call: (200) [system] peek_char((0x55798e5fad60), _1886746)
   Exit: (200) [system] peek_char((0x55798e5fad60), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_1891466, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_1892398, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55798e5fad60), y)
   Exit: (200) [system] get_char((0x55798e5fad60), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1899748)
   Call: (201) [system] peek_char((0x55798e5fad60), _1900682)
   Exit: (201) [system] peek_char((0x55798e5fad60), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_1905402, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_1906334, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55798e5fad60), n)
   Exit: (201) [system] get_char((0x55798e5fad60), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1913684)
   Call: (202) [system] peek_char((0x55798e5fad60), _1914618)
   Exit: (202) [system] peek_char((0x55798e5fad60), t)
^  Call: (202) [user] is_delimiter(t)
   Call: (203) [system] char_type(t, space)
   Fail: (203) [system] char_type(t, space)
   Call: (203) [system] arg(_1919338, v('(', ')', end_of_file), t)
   Fail: (203) [system] arg(_1920270, v('(', ')', end_of_file), t)
^  Fail: (202) [user] is_delimiter(t)
   Call: (202) [system] ')'==t
   Fail: (202) [system] ')'==t
   Call: (202) [system] get_char((0x55798e5fad60), t)
   Exit: (202) [system] get_char((0x55798e5fad60), t)
   Call: (202) [system] t=(\)
   Fail: (202) [system] t=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1927620)
   Call: (203) [system] peek_char((0x55798e5fad60), _1928554)
   Exit: (203) [system] peek_char((0x55798e5fad60), h)
^  Call: (203) [user] is_delimiter(h)
   Call: (204) [system] char_type(h, space)
   Fail: (204) [system] char_type(h, space)
   Call: (204) [system] arg(_1933274, v('(', ')', end_of_file), h)
   Fail: (204) [system] arg(_1934206, v('(', ')', end_of_file), h)
^  Fail: (203) [user] is_delimiter(h)
   Call: (203) [system] ')'==h
   Fail: (203) [system] ')'==h
   Call: (203) [system] get_char((0x55798e5fad60), h)
   Exit: (203) [system] get_char((0x55798e5fad60), h)
   Call: (203) [system] h=(\)
   Fail: (203) [system] h=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1941556)
   Call: (204) [system] peek_char((0x55798e5fad60), _1942490)
   Exit: (204) [system] peek_char((0x55798e5fad60), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_1947210, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_1948142, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55798e5fad60), e)
   Exit: (204) [system] get_char((0x55798e5fad60), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1955492)
   Call: (205) [system] peek_char((0x55798e5fad60), _1956426)
   Exit: (205) [system] peek_char((0x55798e5fad60), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_1961146, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_1962078, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55798e5fad60), s)
   Exit: (205) [system] get_char((0x55798e5fad60), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1969428)
   Call: (206) [system] peek_char((0x55798e5fad60), _1970362)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_1975082, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_1976014, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1983364)
   Call: (207) [system] peek_char((0x55798e5fad60), _1984298)
   Exit: (207) [system] peek_char((0x55798e5fad60), z)
^  Call: (207) [user] is_delimiter(z)
   Call: (208) [system] char_type(z, space)
   Fail: (208) [system] char_type(z, space)
   Call: (208) [system] arg(_1989018, v('(', ')', end_of_file), z)
   Fail: (208) [system] arg(_1989950, v('(', ')', end_of_file), z)
^  Fail: (207) [user] is_delimiter(z)
   Call: (207) [system] ')'==z
   Fail: (207) [system] ')'==z
   Call: (207) [system] get_char((0x55798e5fad60), z)
   Exit: (207) [system] get_char((0x55798e5fad60), z)
   Call: (207) [system] z=(\)
   Fail: (207) [system] z=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1997300)
   Call: (208) [system] peek_char((0x55798e5fad60), _1998234)
   Exit: (208) [system] peek_char((0x55798e5fad60), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_2002954, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_2003886, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55798e5fad60), e)
   Exit: (208) [system] get_char((0x55798e5fad60), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _2011236)
   Call: (209) [system] peek_char((0x55798e5fad60), _2012170)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _2011236=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _1997300=[e]
   Exit: (208) [system] [e]=[e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (207) [system] _1983364=[z, e]
   Exit: (207) [system] [z, e]=[z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (206) [system] _1969428=[i, z, e]
   Exit: (206) [system] [i, z, e]=[i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (205) [system] _1955492=[s, i, z, e]
   Exit: (205) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (204) [system] _1941556=[e, s, i, z, e]
   Exit: (204) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (203) [system] _1927620=[h, e, s, i, z, e]
   Exit: (203) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (202) [system] _1913684=[t, h, e, s, i, z, e]
   Exit: (202) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (201) [system] _1899748=[n, t, h, e, s, i, z, e]
   Exit: (201) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (200) [system] _1885812=[y, n, t, h, e, s, i, z, e]
   Exit: (200) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (199) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _1852158)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_2046626, _2046628), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1852158), _2046602, fail)), '$restore_trace'(_2046626, _2046628))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_2046626, _2046628))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _2046602, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(synthesize)
   Exit: (200) [system] atomic(synthesize)
^  Exit: (199) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _2054126)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _2055984)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _2063722)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _2066426)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _2081504)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _2087074)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _2088932)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _10064)
   Exit: (199) [system] get_char((0x55798e5fad60), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _3790)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _15634)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _29788)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=')'
   Fail: (200) [system] (:)=')'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _35358)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _37216)
   Exit: (202) [system] peek_char((0x55798e5fad60), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _51370)
   Exit: (201) [system] get_char((0x55798e5fad60), :)
   Call: (201) [system] (:)='('
   Fail: (201) [system] (:)='('
   Call: (201) [system] (:)='['
   Fail: (201) [system] (:)='['
   Call: (201) [system] (:)='{'
   Fail: (201) [system] (:)='{'
   Call: (201) [system] (:)='"'
   Fail: (201) [system] (:)='"'
   Call: (201) [system] (:)=!
   Fail: (201) [system] (:)=!
   Call: (201) [system] (:)='\''
   Fail: (201) [system] (:)='\''
   Call: (201) [system] (:)='`'
   Fail: (201) [system] (:)='`'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), :, _35358)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _69012)
   Call: (203) [system] peek_char((0x55798e5fad60), _69946)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _69012=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (202) [user] classify_and_convert_charseq(:, [], _35358)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_79256, _79258), once(user:catch(read_from_chars([:], _35358), _79232, fail)), '$restore_trace'(_79256, _79258))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_79256, _79258))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _79232, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(:)
   Exit: (203) [system] atomic(:)
^  Exit: (202) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _86756)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _88614)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _96352)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _99056)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _114134)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _119704)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _121562)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _135716)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _119704)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _153358)
   Call: (204) [system] peek_char((0x55798e5fad60), _154292)
   Exit: (204) [system] peek_char((0x55798e5fad60), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_159012, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_159944, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55798e5fad60), p)
   Exit: (204) [system] get_char((0x55798e5fad60), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _167294)
   Call: (205) [system] peek_char((0x55798e5fad60), _168228)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_172948, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_173880, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _181230)
   Call: (206) [system] peek_char((0x55798e5fad60), _182164)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_186884, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_187816, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _195166)
   Call: (207) [system] peek_char((0x55798e5fad60), _196100)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_200820, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_201752, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _209102)
   Call: (208) [system] peek_char((0x55798e5fad60), _210036)
   Exit: (208) [system] peek_char((0x55798e5fad60), f)
^  Call: (208) [user] is_delimiter(f)
   Call: (209) [system] char_type(f, space)
   Fail: (209) [system] char_type(f, space)
   Call: (209) [system] arg(_214756, v('(', ')', end_of_file), f)
   Fail: (209) [system] arg(_215688, v('(', ')', end_of_file), f)
^  Fail: (208) [user] is_delimiter(f)
   Call: (208) [system] ')'==f
   Fail: (208) [system] ')'==f
   Call: (208) [system] get_char((0x55798e5fad60), f)
   Exit: (208) [system] get_char((0x55798e5fad60), f)
   Call: (208) [system] f=(\)
   Fail: (208) [system] f=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _223038)
   Call: (209) [system] peek_char((0x55798e5fad60), _223972)
   Exit: (209) [system] peek_char((0x55798e5fad60), '2')
^  Call: (209) [user] is_delimiter('2')
   Call: (210) [system] char_type('2', space)
   Fail: (210) [system] char_type('2', space)
   Call: (210) [system] arg(_228692, v('(', ')', end_of_file), '2')
   Fail: (210) [system] arg(_229624, v('(', ')', end_of_file), '2')
^  Fail: (209) [user] is_delimiter('2')
   Call: (209) [system] ')'=='2'
   Fail: (209) [system] ')'=='2'
   Call: (209) [system] get_char((0x55798e5fad60), '2')
   Exit: (209) [system] get_char((0x55798e5fad60), '2')
   Call: (209) [system] '2'=(\)
   Fail: (209) [system] '2'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _236974)
   Call: (210) [system] peek_char((0x55798e5fad60), _237908)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _236974=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _223038=['2']
   Exit: (209) [system] ['2']=['2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (208) [system] _209102=[f, '2']
   Exit: (208) [system] [f, '2']=[f, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '2'])
   Call: (207) [system] _195166=[o, f, '2']
   Exit: (207) [system] [o, f, '2']=[o, f, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '2'])
   Call: (206) [system] _181230=[o, o, f, '2']
   Exit: (206) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '2'])
   Call: (205) [system] _167294=[r, o, o, f, '2']
   Exit: (205) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '2'])
   Call: (204) [system] _153358=[p, r, o, o, f, '2']
   Exit: (204) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '2'])
^  Call: (203) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _119704)
   Call: (204) [system] atom_chars(_263956, ['_', p, r, o, o, f, '2'])
   Exit: (204) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (203) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _proof2)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _proof2)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _proof2)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _268620)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _270478)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _278216)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _280920)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _295998)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _301568)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _303426)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _317580)
   Exit: (203) [system] get_char((0x55798e5fad60), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _301568)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _335222)
   Call: (205) [system] peek_char((0x55798e5fad60), _336156)
   Exit: (205) [system] peek_char((0x55798e5fad60), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_340876, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_341808, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55798e5fad60), p)
   Exit: (205) [system] get_char((0x55798e5fad60), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _349158)
   Call: (206) [system] peek_char((0x55798e5fad60), _350092)
   Exit: (206) [system] peek_char((0x55798e5fad60), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_354812, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_355744, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55798e5fad60), r)
   Exit: (206) [system] get_char((0x55798e5fad60), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _363094)
   Call: (207) [system] peek_char((0x55798e5fad60), _364028)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_368748, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_369680, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _377030)
   Call: (208) [system] peek_char((0x55798e5fad60), _377964)
   Exit: (208) [system] peek_char((0x55798e5fad60), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_382684, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_383616, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55798e5fad60), m)
   Exit: (208) [system] get_char((0x55798e5fad60), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _390966)
   Call: (209) [system] peek_char((0x55798e5fad60), _391900)
   Exit: (209) [system] peek_char((0x55798e5fad60), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_396620, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_397552, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55798e5fad60), i)
   Exit: (209) [system] get_char((0x55798e5fad60), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _404902)
   Call: (210) [system] peek_char((0x55798e5fad60), _405836)
   Exit: (210) [system] peek_char((0x55798e5fad60), s)
^  Call: (210) [user] is_delimiter(s)
   Call: (211) [system] char_type(s, space)
   Fail: (211) [system] char_type(s, space)
   Call: (211) [system] arg(_410556, v('(', ')', end_of_file), s)
   Fail: (211) [system] arg(_411488, v('(', ')', end_of_file), s)
^  Fail: (210) [user] is_delimiter(s)
   Call: (210) [system] ')'==s
   Fail: (210) [system] ')'==s
   Call: (210) [system] get_char((0x55798e5fad60), s)
   Exit: (210) [system] get_char((0x55798e5fad60), s)
   Call: (210) [system] s=(\)
   Fail: (210) [system] s=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _418838)
   Call: (211) [system] peek_char((0x55798e5fad60), _419772)
   Exit: (211) [system] peek_char((0x55798e5fad60), e)
^  Call: (211) [user] is_delimiter(e)
   Call: (212) [system] char_type(e, space)
   Fail: (212) [system] char_type(e, space)
   Call: (212) [system] arg(_424492, v('(', ')', end_of_file), e)
   Fail: (212) [system] arg(_425424, v('(', ')', end_of_file), e)
^  Fail: (211) [user] is_delimiter(e)
   Call: (211) [system] ')'==e
   Fail: (211) [system] ')'==e
   Call: (211) [system] get_char((0x55798e5fad60), e)
   Exit: (211) [system] get_char((0x55798e5fad60), e)
   Call: (211) [system] e=(\)
   Fail: (211) [system] e=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _432774)
   Call: (212) [system] peek_char((0x55798e5fad60), _433708)
   Exit: (212) [system] peek_char((0x55798e5fad60), '2')
^  Call: (212) [user] is_delimiter('2')
   Call: (213) [system] char_type('2', space)
   Fail: (213) [system] char_type('2', space)
   Call: (213) [system] arg(_438428, v('(', ')', end_of_file), '2')
   Fail: (213) [system] arg(_439360, v('(', ')', end_of_file), '2')
^  Fail: (212) [user] is_delimiter('2')
   Call: (212) [system] ')'=='2'
   Fail: (212) [system] ')'=='2'
   Call: (212) [system] get_char((0x55798e5fad60), '2')
   Exit: (212) [system] get_char((0x55798e5fad60), '2')
   Call: (212) [system] '2'=(\)
   Fail: (212) [system] '2'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _446710)
   Call: (213) [system] peek_char((0x55798e5fad60), _447644)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_452364, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _446710=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (212) [system] _432774=['2']
   Exit: (212) [system] ['2']=['2']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (211) [system] _418838=[e, '2']
   Exit: (211) [system] [e, '2']=[e, '2']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '2'])
   Call: (210) [system] _404902=[s, e, '2']
   Exit: (210) [system] [s, e, '2']=[s, e, '2']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '2'])
   Call: (209) [system] _390966=[i, s, e, '2']
   Exit: (209) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '2'])
   Call: (208) [system] _377030=[m, i, s, e, '2']
   Exit: (208) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '2'])
   Call: (207) [system] _363094=[e, m, i, s, e, '2']
   Exit: (207) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '2'])
   Call: (206) [system] _349158=[r, e, m, i, s, e, '2']
   Exit: (206) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '2'])
   Call: (205) [system] _335222=[p, r, e, m, i, s, e, '2']
   Exit: (205) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '2'])
^  Call: (204) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _301568)
   Call: (205) [system] atom_chars(_481152, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (205) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (204) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _premise2)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), _premise2)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _485816)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _487674)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _501828)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55798e5fad60), _505618)
   Exit: (203) [system] get_char((0x55798e5fad60), ')')
   Call: (203) [system] _485816=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [])
   Call: (202) [system] _268620=[_premise2]
   Exit: (202) [system] [_premise2]=[_premise2]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [_premise2])
   Call: (201) [system] _86756=[_proof2, _premise2]
   Exit: (201) [system] [_proof2, _premise2]=[_proof2, _premise2]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_proof2, _premise2])
   Call: (200) [system] _3790=[:, _proof2, _premise2]
   Exit: (200) [system] [:, _proof2, _premise2]=[:, _proof2, _premise2]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [:, _proof2, _premise2])
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof2, _premise2])
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _519500)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _521358)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _529096)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _531800)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _546878)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _552448)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _554306)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _568460)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _552448)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _586102)
   Call: (202) [system] peek_char((0x55798e5fad60), _587036)
   Exit: (202) [system] peek_char((0x55798e5fad60), k)
^  Call: (202) [user] is_delimiter(k)
   Call: (203) [system] char_type(k, space)
   Fail: (203) [system] char_type(k, space)
   Call: (203) [system] arg(_591756, v('(', ')', end_of_file), k)
   Fail: (203) [system] arg(_592688, v('(', ')', end_of_file), k)
^  Fail: (202) [user] is_delimiter(k)
   Call: (202) [system] ')'==k
   Fail: (202) [system] ')'==k
   Call: (202) [system] get_char((0x55798e5fad60), k)
   Exit: (202) [system] get_char((0x55798e5fad60), k)
   Call: (202) [system] k=(\)
   Fail: (202) [system] k=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _600038)
   Call: (203) [system] peek_char((0x55798e5fad60), _600972)
   Exit: (203) [system] peek_char((0x55798e5fad60), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_605692, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_606624, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55798e5fad60), b)
   Exit: (203) [system] get_char((0x55798e5fad60), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _613974)
   Call: (204) [system] peek_char((0x55798e5fad60), _614908)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _613974=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (203) [system] _600038=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (202) [system] _586102=[k, b]
   Exit: (202) [system] [k, b]=[k, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (201) [user] classify_and_convert_charseq($, [k, b], _552448)
   Call: (202) [system] atom_chars(_629780, ['_', k, b])
   Exit: (202) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (201) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _634444)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _636302)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _644040)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _646744)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _661822)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _667392)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _669250)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _683404)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _667392)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _701046)
   Call: (203) [system] peek_char((0x55798e5fad60), _701980)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_706700, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_707632, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _714982)
   Call: (204) [system] peek_char((0x55798e5fad60), _715916)
   Exit: (204) [system] peek_char((0x55798e5fad60), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_720636, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_721568, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55798e5fad60), b)
   Exit: (204) [system] get_char((0x55798e5fad60), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _728918)
   Call: (205) [system] peek_char((0x55798e5fad60), _729852)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _728918=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _714982=[b]
   Exit: (204) [system] [b]=[b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (203) [system] _701046=[r, b]
   Exit: (203) [system] [r, b]=[r, b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (202) [user] classify_and_convert_charseq($, [r, b], _667392)
   Call: (203) [system] atom_chars(_744724, ['_', r, b])
   Exit: (203) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (202) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _749388)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _751246)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _758984)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _761688)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _776766)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _782336)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _784194)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _798348)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _782336)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _815990)
   Call: (204) [system] peek_char((0x55798e5fad60), _816924)
   Exit: (204) [system] peek_char((0x55798e5fad60), k)
^  Call: (204) [user] is_delimiter(k)
   Call: (205) [system] char_type(k, space)
   Fail: (205) [system] char_type(k, space)
   Call: (205) [system] arg(_821644, v('(', ')', end_of_file), k)
   Fail: (205) [system] arg(_822576, v('(', ')', end_of_file), k)
^  Fail: (204) [user] is_delimiter(k)
   Call: (204) [system] ')'==k
   Fail: (204) [system] ')'==k
   Call: (204) [system] get_char((0x55798e5fad60), k)
   Exit: (204) [system] get_char((0x55798e5fad60), k)
   Call: (204) [system] k=(\)
   Fail: (204) [system] k=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _829926)
   Call: (205) [system] peek_char((0x55798e5fad60), _830860)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
^  Call: (205) [user] is_delimiter(')')
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] arg(_835580, v('(', ')', end_of_file), ')')
   Exit: (206) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (205) [user] is_delimiter(')')
   Call: (205) [system] _829926=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _815990=[k]
   Exit: (204) [system] [k]=[k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (203) [user] classify_and_convert_charseq($, [k], _782336)
   Call: (204) [system] atom_chars(_844810, ['_', k])
   Exit: (204) [system] atom_chars('_k', ['_', k])
^  Exit: (203) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _849474)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _851332)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _865486)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55798e5fad60), _869276)
   Exit: (202) [system] get_char((0x55798e5fad60), ')')
   Call: (202) [system] _849474=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [])
   Call: (201) [system] _749388=[_k]
   Exit: (201) [system] [_k]=[_k]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (200) [system] _634444=[_rb, _k]
   Exit: (200) [system] [_rb, _k]=[_rb, _k]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_rb, _k])
   Call: (199) [system] _519500=[_kb, _rb, _k]
   Exit: (199) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, _k])
   Call: (198) [system] _3786=[[:, _proof2, _premise2], _kb, _rb, _k]
   Exit: (198) [system] [[:, _proof2, _premise2], _kb, _rb, _k]=[[:, _proof2, _premise2], _kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [[:, _proof2, _premise2], _kb, _rb, _k])
   Call: (197) [system] _3778=[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]
   Exit: (197) [system] [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]=[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _888746)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _890604)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _904758)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _908548)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _888746=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _3774=[[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
   Exit: (195) [system] [[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]=[[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Call: (194) [system] _3740=[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
   Exit: (194) [system] [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]=[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _919636)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _921494)
   Exit: (194) [system] peek_char((0x55798e5fad60), '\n')
   Call: (194) [system] '\n'=(;)
   Fail: (194) [system] '\n'=(;)
^  Call: (194) [user] is_like_space('\n')
   Call: (195) [system] char_type('\n', 'white')
   Fail: (195) [system] char_type('\n', 'white')
   Call: (195) [system] char_type('\n', end_of_line)
   Exit: (195) [system] char_type('\n', end_of_line)
^  Exit: (194) [user] is_like_space('\n')
   Call: (194) [system] get_char((0x55798e5fad60), _931088)
   Exit: (194) [system] get_char((0x55798e5fad60), '\n')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _933792)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _941530)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _944234)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _951972)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _954676)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _962414)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _965118)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _972856)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _975560)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _983298)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _986002)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _993740)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _996444)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1004182)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1006886)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1014624)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1017328)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1025066)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1027770)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _1035508)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1038212)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1062530)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1068100)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1069958)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1084112)
   Exit: (194) [system] get_char((0x55798e5fad60), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1068100)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1089682)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1103836)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1109406)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1111264)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1125418)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1109406)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1130988)
   Exit: (198) [system] peek_char((0x55798e5fad60), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1145142)
   Exit: (197) [system] peek_char((0x55798e5fad60), :)
   Call: (197) [system] (:)=')'
   Fail: (197) [system] (:)=')'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1150712)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1152570)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1166724)
   Exit: (198) [system] get_char((0x55798e5fad60), :)
   Call: (198) [system] (:)='('
   Fail: (198) [system] (:)='('
   Call: (198) [system] (:)='['
   Fail: (198) [system] (:)='['
   Call: (198) [system] (:)='{'
   Fail: (198) [system] (:)='{'
   Call: (198) [system] (:)='"'
   Fail: (198) [system] (:)='"'
   Call: (198) [system] (:)=!
   Fail: (198) [system] (:)=!
   Call: (198) [system] (:)='\''
   Fail: (198) [system] (:)='\''
   Call: (198) [system] (:)='`'
   Fail: (198) [system] (:)='`'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), :, _1150712)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1184366)
   Call: (200) [system] peek_char((0x55798e5fad60), _1185300)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _1184366=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (199) [user] classify_and_convert_charseq(:, [], _1150712)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_1194610, _1194612), once(user:catch(read_from_chars([:], _1150712), _1194586, fail)), '$restore_trace'(_1194610, _1194612))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_1194610, _1194612))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1194586, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(:)
   Exit: (200) [system] atomic(:)
^  Exit: (199) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1202110)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1203968)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1211706)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1214410)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1229488)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1235058)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1236916)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1251070)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _1235058)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1268712)
   Call: (201) [system] peek_char((0x55798e5fad60), _1269646)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_1274366, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_1275298, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1282648)
   Call: (202) [system] peek_char((0x55798e5fad60), _1283582)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_1288302, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_1289234, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1296584)
   Call: (203) [system] peek_char((0x55798e5fad60), _1297518)
   Exit: (203) [system] peek_char((0x55798e5fad60), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_1302238, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_1303170, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55798e5fad60), o)
   Exit: (203) [system] get_char((0x55798e5fad60), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1310520)
   Call: (204) [system] peek_char((0x55798e5fad60), _1311454)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1316174, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1317106, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1324456)
   Call: (205) [system] peek_char((0x55798e5fad60), _1325390)
   Exit: (205) [system] peek_char((0x55798e5fad60), f)
^  Call: (205) [user] is_delimiter(f)
   Call: (206) [system] char_type(f, space)
   Fail: (206) [system] char_type(f, space)
   Call: (206) [system] arg(_1330110, v('(', ')', end_of_file), f)
   Fail: (206) [system] arg(_1331042, v('(', ')', end_of_file), f)
^  Fail: (205) [user] is_delimiter(f)
   Call: (205) [system] ')'==f
   Fail: (205) [system] ')'==f
   Call: (205) [system] get_char((0x55798e5fad60), f)
   Exit: (205) [system] get_char((0x55798e5fad60), f)
   Call: (205) [system] f=(\)
   Fail: (205) [system] f=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1338392)
   Call: (206) [system] peek_char((0x55798e5fad60), _1339326)
   Exit: (206) [system] peek_char((0x55798e5fad60), '3')
^  Call: (206) [user] is_delimiter('3')
   Call: (207) [system] char_type('3', space)
   Fail: (207) [system] char_type('3', space)
   Call: (207) [system] arg(_1344046, v('(', ')', end_of_file), '3')
   Fail: (207) [system] arg(_1344978, v('(', ')', end_of_file), '3')
^  Fail: (206) [user] is_delimiter('3')
   Call: (206) [system] ')'=='3'
   Fail: (206) [system] ')'=='3'
   Call: (206) [system] get_char((0x55798e5fad60), '3')
   Exit: (206) [system] get_char((0x55798e5fad60), '3')
   Call: (206) [system] '3'=(\)
   Fail: (206) [system] '3'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1352328)
   Call: (207) [system] peek_char((0x55798e5fad60), _1353262)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _1352328=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (206) [system] _1338392=['3']
   Exit: (206) [system] ['3']=['3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (205) [system] _1324456=[f, '3']
   Exit: (205) [system] [f, '3']=[f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '3'])
   Call: (204) [system] _1310520=[o, f, '3']
   Exit: (204) [system] [o, f, '3']=[o, f, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '3'])
   Call: (203) [system] _1296584=[o, o, f, '3']
   Exit: (203) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '3'])
   Call: (202) [system] _1282648=[r, o, o, f, '3']
   Exit: (202) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '3'])
   Call: (201) [system] _1268712=[p, r, o, o, f, '3']
   Exit: (201) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '3'])
^  Call: (200) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _1235058)
   Call: (201) [system] atom_chars(_1379310, ['_', p, r, o, o, f, '3'])
   Exit: (201) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (200) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _proof3)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _proof3)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _proof3)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1383974)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1385832)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1393570)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1396274)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1411352)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1416922)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1418780)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1432934)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _1416922)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1450576)
   Call: (202) [system] peek_char((0x55798e5fad60), _1451510)
   Exit: (202) [system] peek_char((0x55798e5fad60), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_1456230, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_1457162, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55798e5fad60), p)
   Exit: (202) [system] get_char((0x55798e5fad60), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1464512)
   Call: (203) [system] peek_char((0x55798e5fad60), _1465446)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_1470166, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_1471098, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1478448)
   Call: (204) [system] peek_char((0x55798e5fad60), _1479382)
   Exit: (204) [system] peek_char((0x55798e5fad60), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_1484102, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_1485034, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55798e5fad60), e)
   Exit: (204) [system] get_char((0x55798e5fad60), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1492384)
   Call: (205) [system] peek_char((0x55798e5fad60), _1493318)
   Exit: (205) [system] peek_char((0x55798e5fad60), m)
^  Call: (205) [user] is_delimiter(m)
   Call: (206) [system] char_type(m, space)
   Fail: (206) [system] char_type(m, space)
   Call: (206) [system] arg(_1498038, v('(', ')', end_of_file), m)
   Fail: (206) [system] arg(_1498970, v('(', ')', end_of_file), m)
^  Fail: (205) [user] is_delimiter(m)
   Call: (205) [system] ')'==m
   Fail: (205) [system] ')'==m
   Call: (205) [system] get_char((0x55798e5fad60), m)
   Exit: (205) [system] get_char((0x55798e5fad60), m)
   Call: (205) [system] m=(\)
   Fail: (205) [system] m=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1506320)
   Call: (206) [system] peek_char((0x55798e5fad60), _1507254)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_1511974, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_1512906, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1520256)
   Call: (207) [system] peek_char((0x55798e5fad60), _1521190)
   Exit: (207) [system] peek_char((0x55798e5fad60), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_1525910, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_1526842, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55798e5fad60), s)
   Exit: (207) [system] get_char((0x55798e5fad60), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1534192)
   Call: (208) [system] peek_char((0x55798e5fad60), _1535126)
   Exit: (208) [system] peek_char((0x55798e5fad60), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_1539846, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_1540778, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55798e5fad60), e)
   Exit: (208) [system] get_char((0x55798e5fad60), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1548128)
   Call: (209) [system] peek_char((0x55798e5fad60), _1549062)
   Exit: (209) [system] peek_char((0x55798e5fad60), '3')
^  Call: (209) [user] is_delimiter('3')
   Call: (210) [system] char_type('3', space)
   Fail: (210) [system] char_type('3', space)
   Call: (210) [system] arg(_1553782, v('(', ')', end_of_file), '3')
   Fail: (210) [system] arg(_1554714, v('(', ')', end_of_file), '3')
^  Fail: (209) [user] is_delimiter('3')
   Call: (209) [system] ')'=='3'
   Fail: (209) [system] ')'=='3'
   Call: (209) [system] get_char((0x55798e5fad60), '3')
   Exit: (209) [system] get_char((0x55798e5fad60), '3')
   Call: (209) [system] '3'=(\)
   Fail: (209) [system] '3'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1562064)
   Call: (210) [system] peek_char((0x55798e5fad60), _1562998)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_1567718, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _1562064=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _1548128=['3']
   Exit: (209) [system] ['3']=['3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (208) [system] _1534192=[e, '3']
   Exit: (208) [system] [e, '3']=[e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '3'])
   Call: (207) [system] _1520256=[s, e, '3']
   Exit: (207) [system] [s, e, '3']=[s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '3'])
   Call: (206) [system] _1506320=[i, s, e, '3']
   Exit: (206) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '3'])
   Call: (205) [system] _1492384=[m, i, s, e, '3']
   Exit: (205) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '3'])
   Call: (204) [system] _1478448=[e, m, i, s, e, '3']
   Exit: (204) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '3'])
   Call: (203) [system] _1464512=[r, e, m, i, s, e, '3']
   Exit: (203) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '3'])
   Call: (202) [system] _1450576=[p, r, e, m, i, s, e, '3']
   Exit: (202) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '3'])
^  Call: (201) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _1416922)
   Call: (202) [system] atom_chars(_1596506, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (202) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (201) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _premise3)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _premise3)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1601170)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1603028)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1617182)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55798e5fad60), _1620972)
   Exit: (200) [system] get_char((0x55798e5fad60), ')')
   Call: (200) [system] _1601170=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [])
   Call: (199) [system] _1383974=[_premise3]
   Exit: (199) [system] [_premise3]=[_premise3]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_premise3])
   Call: (198) [system] _1202110=[_proof3, _premise3]
   Exit: (198) [system] [_proof3, _premise3]=[_proof3, _premise3]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_proof3, _premise3])
   Call: (197) [system] _1109406=[:, _proof3, _premise3]
   Exit: (197) [system] [:, _proof3, _premise3]=[:, _proof3, _premise3]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [:, _proof3, _premise3])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof3, _premise3])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1634854)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1636712)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1644450)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1647154)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1662232)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1667802)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1669660)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1683814)
   Exit: (197) [system] get_char((0x55798e5fad60), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1667802)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1689384)
   Exit: (199) [system] peek_char((0x55798e5fad60), s)
   Call: (199) [system] s=(;)
   Fail: (199) [system] s=(;)
^  Call: (199) [user] is_like_space(s)
   Call: (200) [system] char_type(s, 'white')
   Fail: (200) [system] char_type(s, 'white')
   Call: (200) [system] char_type(s, end_of_line)
   Fail: (200) [system] char_type(s, end_of_line)
   Call: (200) [system] char_type(s, space)
   Fail: (200) [system] char_type(s, space)
   Call: (200) [system] char_type(s, cntrl)
   Fail: (200) [system] char_type(s, cntrl)
^  Fail: (199) [user] is_like_space(s)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1703538)
   Exit: (198) [system] peek_char((0x55798e5fad60), s)
   Call: (198) [system] s=')'
   Fail: (198) [system] s=')'
   Call: (198) [system] s=end_of_file
   Fail: (198) [system] s=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1709108)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1710966)
   Exit: (200) [system] peek_char((0x55798e5fad60), s)
   Call: (200) [system] s=(;)
   Fail: (200) [system] s=(;)
^  Call: (200) [user] is_like_space(s)
   Call: (201) [system] char_type(s, 'white')
   Fail: (201) [system] char_type(s, 'white')
   Call: (201) [system] char_type(s, end_of_line)
   Fail: (201) [system] char_type(s, end_of_line)
   Call: (201) [system] char_type(s, space)
   Fail: (201) [system] char_type(s, space)
   Call: (201) [system] char_type(s, cntrl)
   Fail: (201) [system] char_type(s, cntrl)
^  Fail: (200) [user] is_like_space(s)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1725120)
   Exit: (199) [system] get_char((0x55798e5fad60), s)
   Call: (199) [system] s='('
   Fail: (199) [system] s='('
   Call: (199) [system] s='['
   Fail: (199) [system] s='['
   Call: (199) [system] s='{'
   Fail: (199) [system] s='{'
   Call: (199) [system] s='"'
   Fail: (199) [system] s='"'
   Call: (199) [system] s=!
   Fail: (199) [system] s=!
   Call: (199) [system] s='\''
   Fail: (199) [system] s='\''
   Call: (199) [system] s='`'
   Fail: (199) [system] s='`'
   Call: (199) [system] s=end_of_file
   Fail: (199) [system] s=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), s, _1709108)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1742762)
   Call: (201) [system] peek_char((0x55798e5fad60), _1743696)
   Exit: (201) [system] peek_char((0x55798e5fad60), y)
^  Call: (201) [user] is_delimiter(y)
   Call: (202) [system] char_type(y, space)
   Fail: (202) [system] char_type(y, space)
   Call: (202) [system] arg(_1748416, v('(', ')', end_of_file), y)
   Fail: (202) [system] arg(_1749348, v('(', ')', end_of_file), y)
^  Fail: (201) [user] is_delimiter(y)
   Call: (201) [system] ')'==y
   Fail: (201) [system] ')'==y
   Call: (201) [system] get_char((0x55798e5fad60), y)
   Exit: (201) [system] get_char((0x55798e5fad60), y)
   Call: (201) [system] y=(\)
   Fail: (201) [system] y=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1756698)
   Call: (202) [system] peek_char((0x55798e5fad60), _1757632)
   Exit: (202) [system] peek_char((0x55798e5fad60), n)
^  Call: (202) [user] is_delimiter(n)
   Call: (203) [system] char_type(n, space)
   Fail: (203) [system] char_type(n, space)
   Call: (203) [system] arg(_1762352, v('(', ')', end_of_file), n)
   Fail: (203) [system] arg(_1763284, v('(', ')', end_of_file), n)
^  Fail: (202) [user] is_delimiter(n)
   Call: (202) [system] ')'==n
   Fail: (202) [system] ')'==n
   Call: (202) [system] get_char((0x55798e5fad60), n)
   Exit: (202) [system] get_char((0x55798e5fad60), n)
   Call: (202) [system] n=(\)
   Fail: (202) [system] n=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1770634)
   Call: (203) [system] peek_char((0x55798e5fad60), _1771568)
   Exit: (203) [system] peek_char((0x55798e5fad60), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_1776288, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_1777220, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55798e5fad60), t)
   Exit: (203) [system] get_char((0x55798e5fad60), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1784570)
   Call: (204) [system] peek_char((0x55798e5fad60), _1785504)
   Exit: (204) [system] peek_char((0x55798e5fad60), h)
^  Call: (204) [user] is_delimiter(h)
   Call: (205) [system] char_type(h, space)
   Fail: (205) [system] char_type(h, space)
   Call: (205) [system] arg(_1790224, v('(', ')', end_of_file), h)
   Fail: (205) [system] arg(_1791156, v('(', ')', end_of_file), h)
^  Fail: (204) [user] is_delimiter(h)
   Call: (204) [system] ')'==h
   Fail: (204) [system] ')'==h
   Call: (204) [system] get_char((0x55798e5fad60), h)
   Exit: (204) [system] get_char((0x55798e5fad60), h)
   Call: (204) [system] h=(\)
   Fail: (204) [system] h=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1798506)
   Call: (205) [system] peek_char((0x55798e5fad60), _1799440)
   Exit: (205) [system] peek_char((0x55798e5fad60), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_1804160, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_1805092, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55798e5fad60), e)
   Exit: (205) [system] get_char((0x55798e5fad60), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1812442)
   Call: (206) [system] peek_char((0x55798e5fad60), _1813376)
   Exit: (206) [system] peek_char((0x55798e5fad60), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_1818096, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_1819028, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55798e5fad60), s)
   Exit: (206) [system] get_char((0x55798e5fad60), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1826378)
   Call: (207) [system] peek_char((0x55798e5fad60), _1827312)
   Exit: (207) [system] peek_char((0x55798e5fad60), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1832032, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1832964, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55798e5fad60), i)
   Exit: (207) [system] get_char((0x55798e5fad60), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1840314)
   Call: (208) [system] peek_char((0x55798e5fad60), _1841248)
   Exit: (208) [system] peek_char((0x55798e5fad60), z)
^  Call: (208) [user] is_delimiter(z)
   Call: (209) [system] char_type(z, space)
   Fail: (209) [system] char_type(z, space)
   Call: (209) [system] arg(_1845968, v('(', ')', end_of_file), z)
   Fail: (209) [system] arg(_1846900, v('(', ')', end_of_file), z)
^  Fail: (208) [user] is_delimiter(z)
   Call: (208) [system] ')'==z
   Fail: (208) [system] ')'==z
   Call: (208) [system] get_char((0x55798e5fad60), z)
   Exit: (208) [system] get_char((0x55798e5fad60), z)
   Call: (208) [system] z=(\)
   Fail: (208) [system] z=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1854250)
   Call: (209) [system] peek_char((0x55798e5fad60), _1855184)
   Exit: (209) [system] peek_char((0x55798e5fad60), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_1859904, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_1860836, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55798e5fad60), e)
   Exit: (209) [system] get_char((0x55798e5fad60), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1868186)
   Call: (210) [system] peek_char((0x55798e5fad60), _1869120)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1868186=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _1854250=[e]
   Exit: (209) [system] [e]=[e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (208) [system] _1840314=[z, e]
   Exit: (208) [system] [z, e]=[z, e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (207) [system] _1826378=[i, z, e]
   Exit: (207) [system] [i, z, e]=[i, z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (206) [system] _1812442=[s, i, z, e]
   Exit: (206) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (205) [system] _1798506=[e, s, i, z, e]
   Exit: (205) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (204) [system] _1784570=[h, e, s, i, z, e]
   Exit: (204) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (203) [system] _1770634=[t, h, e, s, i, z, e]
   Exit: (203) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (202) [system] _1756698=[n, t, h, e, s, i, z, e]
   Exit: (202) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (201) [system] _1742762=[y, n, t, h, e, s, i, z, e]
   Exit: (201) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (200) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _1709108)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_1903576, _1903578), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1709108), _1903552, fail)), '$restore_trace'(_1903576, _1903578))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_1903576, _1903578))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1903552, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(synthesize)
   Exit: (201) [system] atomic(synthesize)
^  Exit: (200) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1911076)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1912934)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1920672)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1923376)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1938454)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1944024)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1945882)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1960036)
   Exit: (200) [system] get_char((0x55798e5fad60), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1944024)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1965606)
   Exit: (202) [system] peek_char((0x55798e5fad60), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1979760)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=')'
   Fail: (201) [system] (:)=')'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1985330)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1987188)
   Exit: (203) [system] peek_char((0x55798e5fad60), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _2001342)
   Exit: (202) [system] get_char((0x55798e5fad60), :)
   Call: (202) [system] (:)='('
   Fail: (202) [system] (:)='('
   Call: (202) [system] (:)='['
   Fail: (202) [system] (:)='['
   Call: (202) [system] (:)='{'
   Fail: (202) [system] (:)='{'
   Call: (202) [system] (:)='"'
   Fail: (202) [system] (:)='"'
   Call: (202) [system] (:)=!
   Fail: (202) [system] (:)=!
   Call: (202) [system] (:)='\''
   Fail: (202) [system] (:)='\''
   Call: (202) [system] (:)='`'
   Fail: (202) [system] (:)='`'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), :, _1985330)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _2018984)
   Call: (204) [system] peek_char((0x55798e5fad60), _2019918)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _2018984=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (203) [user] classify_and_convert_charseq(:, [], _1985330)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_2029228, _2029230), once(user:catch(read_from_chars([:], _1985330), _2029204, fail)), '$restore_trace'(_2029228, _2029230))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_2029228, _2029230))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _2029204, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(:)
   Exit: (204) [system] atomic(:)
^  Exit: (203) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _2036728)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _2038586)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _2046324)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _2049028)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _2064106)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _2069676)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _2071534)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _2085688)
   Exit: (203) [system] get_char((0x55798e5fad60), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _3914)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _10364)
   Call: (205) [system] peek_char((0x55798e5fad60), _11298)
   Exit: (205) [system] peek_char((0x55798e5fad60), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_16018, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_16950, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55798e5fad60), p)
   Exit: (205) [system] get_char((0x55798e5fad60), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _24300)
   Call: (206) [system] peek_char((0x55798e5fad60), _25234)
   Exit: (206) [system] peek_char((0x55798e5fad60), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_29954, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_30886, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55798e5fad60), r)
   Exit: (206) [system] get_char((0x55798e5fad60), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _38236)
   Call: (207) [system] peek_char((0x55798e5fad60), _39170)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_43890, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_44822, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _52172)
   Call: (208) [system] peek_char((0x55798e5fad60), _53106)
   Exit: (208) [system] peek_char((0x55798e5fad60), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_57826, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_58758, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55798e5fad60), o)
   Exit: (208) [system] get_char((0x55798e5fad60), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _66108)
   Call: (209) [system] peek_char((0x55798e5fad60), _67042)
   Exit: (209) [system] peek_char((0x55798e5fad60), f)
^  Call: (209) [user] is_delimiter(f)
   Call: (210) [system] char_type(f, space)
   Fail: (210) [system] char_type(f, space)
   Call: (210) [system] arg(_71762, v('(', ')', end_of_file), f)
   Fail: (210) [system] arg(_72694, v('(', ')', end_of_file), f)
^  Fail: (209) [user] is_delimiter(f)
   Call: (209) [system] ')'==f
   Fail: (209) [system] ')'==f
   Call: (209) [system] get_char((0x55798e5fad60), f)
   Exit: (209) [system] get_char((0x55798e5fad60), f)
   Call: (209) [system] f=(\)
   Fail: (209) [system] f=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _80044)
   Call: (210) [system] peek_char((0x55798e5fad60), _80978)
   Exit: (210) [system] peek_char((0x55798e5fad60), '3')
^  Call: (210) [user] is_delimiter('3')
   Call: (211) [system] char_type('3', space)
   Fail: (211) [system] char_type('3', space)
   Call: (211) [system] arg(_85698, v('(', ')', end_of_file), '3')
   Fail: (211) [system] arg(_86630, v('(', ')', end_of_file), '3')
^  Fail: (210) [user] is_delimiter('3')
   Call: (210) [system] ')'=='3'
   Fail: (210) [system] ')'=='3'
   Call: (210) [system] get_char((0x55798e5fad60), '3')
   Exit: (210) [system] get_char((0x55798e5fad60), '3')
   Call: (210) [system] '3'=(\)
   Fail: (210) [system] '3'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _93980)
   Call: (211) [system] peek_char((0x55798e5fad60), _94914)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _93980=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _80044=['3']
   Exit: (210) [system] ['3']=['3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (209) [system] _66108=[f, '3']
   Exit: (209) [system] [f, '3']=[f, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '3'])
   Call: (208) [system] _52172=[o, f, '3']
   Exit: (208) [system] [o, f, '3']=[o, f, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '3'])
   Call: (207) [system] _38236=[o, o, f, '3']
   Exit: (207) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '3'])
   Call: (206) [system] _24300=[r, o, o, f, '3']
   Exit: (206) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '3'])
   Call: (205) [system] _10364=[p, r, o, o, f, '3']
   Exit: (205) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '3'])
^  Call: (204) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _3914)
   Call: (205) [system] atom_chars(_120962, ['_', p, r, o, o, f, '3'])
   Exit: (205) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (204) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _proof3)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _proof3)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), _proof3)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _125626)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _127484)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _135222)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _137926)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _153004)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _158574)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _160432)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _174586)
   Exit: (204) [system] get_char((0x55798e5fad60), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _158574)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _192228)
   Call: (206) [system] peek_char((0x55798e5fad60), _193162)
   Exit: (206) [system] peek_char((0x55798e5fad60), p)
^  Call: (206) [user] is_delimiter(p)
   Call: (207) [system] char_type(p, space)
   Fail: (207) [system] char_type(p, space)
   Call: (207) [system] arg(_197882, v('(', ')', end_of_file), p)
   Fail: (207) [system] arg(_198814, v('(', ')', end_of_file), p)
^  Fail: (206) [user] is_delimiter(p)
   Call: (206) [system] ')'==p
   Fail: (206) [system] ')'==p
   Call: (206) [system] get_char((0x55798e5fad60), p)
   Exit: (206) [system] get_char((0x55798e5fad60), p)
   Call: (206) [system] p=(\)
   Fail: (206) [system] p=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _206164)
   Call: (207) [system] peek_char((0x55798e5fad60), _207098)
   Exit: (207) [system] peek_char((0x55798e5fad60), r)
^  Call: (207) [user] is_delimiter(r)
   Call: (208) [system] char_type(r, space)
   Fail: (208) [system] char_type(r, space)
   Call: (208) [system] arg(_211818, v('(', ')', end_of_file), r)
   Fail: (208) [system] arg(_212750, v('(', ')', end_of_file), r)
^  Fail: (207) [user] is_delimiter(r)
   Call: (207) [system] ')'==r
   Fail: (207) [system] ')'==r
   Call: (207) [system] get_char((0x55798e5fad60), r)
   Exit: (207) [system] get_char((0x55798e5fad60), r)
   Call: (207) [system] r=(\)
   Fail: (207) [system] r=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _220100)
   Call: (208) [system] peek_char((0x55798e5fad60), _221034)
   Exit: (208) [system] peek_char((0x55798e5fad60), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_225754, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_226686, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55798e5fad60), e)
   Exit: (208) [system] get_char((0x55798e5fad60), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _234036)
   Call: (209) [system] peek_char((0x55798e5fad60), _234970)
   Exit: (209) [system] peek_char((0x55798e5fad60), m)
^  Call: (209) [user] is_delimiter(m)
   Call: (210) [system] char_type(m, space)
   Fail: (210) [system] char_type(m, space)
   Call: (210) [system] arg(_239690, v('(', ')', end_of_file), m)
   Fail: (210) [system] arg(_240622, v('(', ')', end_of_file), m)
^  Fail: (209) [user] is_delimiter(m)
   Call: (209) [system] ')'==m
   Fail: (209) [system] ')'==m
   Call: (209) [system] get_char((0x55798e5fad60), m)
   Exit: (209) [system] get_char((0x55798e5fad60), m)
   Call: (209) [system] m=(\)
   Fail: (209) [system] m=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _247972)
   Call: (210) [system] peek_char((0x55798e5fad60), _248906)
   Exit: (210) [system] peek_char((0x55798e5fad60), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_253626, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_254558, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55798e5fad60), i)
   Exit: (210) [system] get_char((0x55798e5fad60), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _261908)
   Call: (211) [system] peek_char((0x55798e5fad60), _262842)
   Exit: (211) [system] peek_char((0x55798e5fad60), s)
^  Call: (211) [user] is_delimiter(s)
   Call: (212) [system] char_type(s, space)
   Fail: (212) [system] char_type(s, space)
   Call: (212) [system] arg(_267562, v('(', ')', end_of_file), s)
   Fail: (212) [system] arg(_268494, v('(', ')', end_of_file), s)
^  Fail: (211) [user] is_delimiter(s)
   Call: (211) [system] ')'==s
   Fail: (211) [system] ')'==s
   Call: (211) [system] get_char((0x55798e5fad60), s)
   Exit: (211) [system] get_char((0x55798e5fad60), s)
   Call: (211) [system] s=(\)
   Fail: (211) [system] s=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _275844)
   Call: (212) [system] peek_char((0x55798e5fad60), _276778)
   Exit: (212) [system] peek_char((0x55798e5fad60), e)
^  Call: (212) [user] is_delimiter(e)
   Call: (213) [system] char_type(e, space)
   Fail: (213) [system] char_type(e, space)
   Call: (213) [system] arg(_281498, v('(', ')', end_of_file), e)
   Fail: (213) [system] arg(_282430, v('(', ')', end_of_file), e)
^  Fail: (212) [user] is_delimiter(e)
   Call: (212) [system] ')'==e
   Fail: (212) [system] ')'==e
   Call: (212) [system] get_char((0x55798e5fad60), e)
   Exit: (212) [system] get_char((0x55798e5fad60), e)
   Call: (212) [system] e=(\)
   Fail: (212) [system] e=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _289780)
   Call: (213) [system] peek_char((0x55798e5fad60), _290714)
   Exit: (213) [system] peek_char((0x55798e5fad60), '3')
^  Call: (213) [user] is_delimiter('3')
   Call: (214) [system] char_type('3', space)
   Fail: (214) [system] char_type('3', space)
   Call: (214) [system] arg(_295434, v('(', ')', end_of_file), '3')
   Fail: (214) [system] arg(_296366, v('(', ')', end_of_file), '3')
^  Fail: (213) [user] is_delimiter('3')
   Call: (213) [system] ')'=='3'
   Fail: (213) [system] ')'=='3'
   Call: (213) [system] get_char((0x55798e5fad60), '3')
   Exit: (213) [system] get_char((0x55798e5fad60), '3')
   Call: (213) [system] '3'=(\)
   Fail: (213) [system] '3'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _303716)
   Call: (214) [system] peek_char((0x55798e5fad60), _304650)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_309370, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _303716=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (213) [system] _289780=['3']
   Exit: (213) [system] ['3']=['3']
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (212) [system] _275844=[e, '3']
   Exit: (212) [system] [e, '3']=[e, '3']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '3'])
   Call: (211) [system] _261908=[s, e, '3']
   Exit: (211) [system] [s, e, '3']=[s, e, '3']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '3'])
   Call: (210) [system] _247972=[i, s, e, '3']
   Exit: (210) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '3'])
   Call: (209) [system] _234036=[m, i, s, e, '3']
   Exit: (209) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '3'])
   Call: (208) [system] _220100=[e, m, i, s, e, '3']
   Exit: (208) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '3'])
   Call: (207) [system] _206164=[r, e, m, i, s, e, '3']
   Exit: (207) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '3'])
   Call: (206) [system] _192228=[p, r, e, m, i, s, e, '3']
   Exit: (206) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '3'])
^  Call: (205) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _158574)
   Call: (206) [system] atom_chars(_338158, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (206) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (205) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _premise3)
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), _premise3)
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _342822)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _344680)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _358834)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55798e5fad60), _362624)
   Exit: (204) [system] get_char((0x55798e5fad60), ')')
   Call: (204) [system] _342822=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [])
   Call: (203) [system] _125626=[_premise3]
   Exit: (203) [system] [_premise3]=[_premise3]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [_premise3])
   Call: (202) [system] _3910=[_proof3, _premise3]
   Exit: (202) [system] [_proof3, _premise3]=[_proof3, _premise3]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [_proof3, _premise3])
   Call: (201) [system] _3902=[:, _proof3, _premise3]
   Exit: (201) [system] [:, _proof3, _premise3]=[:, _proof3, _premise3]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [:, _proof3, _premise3])
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof3, _premise3])
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _376506)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _378364)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _386102)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _388806)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _403884)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _409454)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _411312)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _425466)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _409454)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _443108)
   Call: (203) [system] peek_char((0x55798e5fad60), _444042)
   Exit: (203) [system] peek_char((0x55798e5fad60), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_448762, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_449694, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55798e5fad60), k)
   Exit: (203) [system] get_char((0x55798e5fad60), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _457044)
   Call: (204) [system] peek_char((0x55798e5fad60), _457978)
   Exit: (204) [system] peek_char((0x55798e5fad60), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_462698, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_463630, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55798e5fad60), b)
   Exit: (204) [system] get_char((0x55798e5fad60), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _470980)
   Call: (205) [system] peek_char((0x55798e5fad60), _471914)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _470980=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _457044=[b]
   Exit: (204) [system] [b]=[b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (203) [system] _443108=[k, b]
   Exit: (203) [system] [k, b]=[k, b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (202) [user] classify_and_convert_charseq($, [k, b], _409454)
   Call: (203) [system] atom_chars(_486786, ['_', k, b])
   Exit: (203) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (202) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _491450)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _493308)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _501046)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _503750)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _518828)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _524398)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _526256)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _540410)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _524398)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _558052)
   Call: (204) [system] peek_char((0x55798e5fad60), _558986)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_563706, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_564638, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _571988)
   Call: (205) [system] peek_char((0x55798e5fad60), _572922)
   Exit: (205) [system] peek_char((0x55798e5fad60), b)
^  Call: (205) [user] is_delimiter(b)
   Call: (206) [system] char_type(b, space)
   Fail: (206) [system] char_type(b, space)
   Call: (206) [system] arg(_577642, v('(', ')', end_of_file), b)
   Fail: (206) [system] arg(_578574, v('(', ')', end_of_file), b)
^  Fail: (205) [user] is_delimiter(b)
   Call: (205) [system] ')'==b
   Fail: (205) [system] ')'==b
   Call: (205) [system] get_char((0x55798e5fad60), b)
   Exit: (205) [system] get_char((0x55798e5fad60), b)
   Call: (205) [system] b=(\)
   Fail: (205) [system] b=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _585924)
   Call: (206) [system] peek_char((0x55798e5fad60), _586858)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _585924=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _571988=[b]
   Exit: (205) [system] [b]=[b]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (204) [system] _558052=[r, b]
   Exit: (204) [system] [r, b]=[r, b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (203) [user] classify_and_convert_charseq($, [r, b], _524398)
   Call: (204) [system] atom_chars(_601730, ['_', r, b])
   Exit: (204) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (203) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _606394)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _608252)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _615990)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _618694)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _633772)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _639342)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _641200)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _655354)
   Exit: (203) [system] get_char((0x55798e5fad60), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _639342)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _672996)
   Call: (205) [system] peek_char((0x55798e5fad60), _673930)
   Exit: (205) [system] peek_char((0x55798e5fad60), k)
^  Call: (205) [user] is_delimiter(k)
   Call: (206) [system] char_type(k, space)
   Fail: (206) [system] char_type(k, space)
   Call: (206) [system] arg(_678650, v('(', ')', end_of_file), k)
   Fail: (206) [system] arg(_679582, v('(', ')', end_of_file), k)
^  Fail: (205) [user] is_delimiter(k)
   Call: (205) [system] ')'==k
   Fail: (205) [system] ')'==k
   Call: (205) [system] get_char((0x55798e5fad60), k)
   Exit: (205) [system] get_char((0x55798e5fad60), k)
   Call: (205) [system] k=(\)
   Fail: (205) [system] k=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _686932)
   Call: (206) [system] peek_char((0x55798e5fad60), _687866)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_692586, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _686932=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _672996=[k]
   Exit: (205) [system] [k]=[k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (204) [user] classify_and_convert_charseq($, [k], _639342)
   Call: (205) [system] atom_chars(_701816, ['_', k])
   Exit: (205) [system] atom_chars('_k', ['_', k])
^  Exit: (204) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _706480)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _708338)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _722492)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55798e5fad60), _726282)
   Exit: (203) [system] get_char((0x55798e5fad60), ')')
   Call: (203) [system] _706480=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [])
   Call: (202) [system] _606394=[_k]
   Exit: (202) [system] [_k]=[_k]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (201) [system] _491450=[_rb, _k]
   Exit: (201) [system] [_rb, _k]=[_rb, _k]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_rb, _k])
   Call: (200) [system] _376506=[_kb, _rb, _k]
   Exit: (200) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, _k])
   Call: (199) [system] _3898=[[:, _proof3, _premise3], _kb, _rb, _k]
   Exit: (199) [system] [[:, _proof3, _premise3], _kb, _rb, _k]=[[:, _proof3, _premise3], _kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [[:, _proof3, _premise3], _kb, _rb, _k])
   Call: (198) [system] _3890=[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]
   Exit: (198) [system] [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]=[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _745752)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _747610)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _761764)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55798e5fad60), _765554)
   Exit: (197) [system] get_char((0x55798e5fad60), ')')
   Call: (197) [system] _745752=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [])
   Call: (196) [system] _3886=[[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
   Exit: (196) [system] [[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]=[[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Call: (195) [system] _3852=[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
   Exit: (195) [system] [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]=[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _776642)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _778500)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _792654)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55798e5fad60), _796444)
   Exit: (194) [system] get_char((0x55798e5fad60), ')')
   Call: (194) [system] _776642=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [])
   Call: (193) [system] _3848=[[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
   Exit: (193) [system] [[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]=[[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
   Call: (192) [system] _3736=[[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
   Exit: (192) [system] [[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]=[[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
   Call: (191) [system] _3624=[[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
   Exit: (191) [system] [[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]=[[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
   Call: (190) [system] _3540=[[[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
   Exit: (190) [system] [[[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]=[[[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [[[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
   Call: (189) [system] _3442=[[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
   Exit: (189) [system] [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]=[[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _815914)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _817772)
   Exit: (189) [system] peek_char((0x55798e5fad60), '\n')
   Call: (189) [system] '\n'=(;)
   Fail: (189) [system] '\n'=(;)
^  Call: (189) [user] is_like_space('\n')
   Call: (190) [system] char_type('\n', 'white')
   Fail: (190) [system] char_type('\n', 'white')
   Call: (190) [system] char_type('\n', end_of_line)
   Exit: (190) [system] char_type('\n', end_of_line)
^  Exit: (189) [user] is_like_space('\n')
   Call: (189) [system] get_char((0x55798e5fad60), _827366)
   Exit: (189) [system] get_char((0x55798e5fad60), '\n')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _830070)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _837808)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _840512)
   Exit: (191) [system] peek_char((0x55798e5fad60), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55798e5fad60), _848250)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _850954)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _858692)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _861396)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _869134)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _871838)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _879576)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _882280)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _901978)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _907548)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _909406)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _923560)
   Exit: (189) [system] get_char((0x55798e5fad60), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _907548)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _941202)
   Call: (191) [system] peek_char((0x55798e5fad60), _942136)
   Exit: (191) [system] peek_char((0x55798e5fad60), q)
^  Call: (191) [user] is_delimiter(q)
   Call: (192) [system] char_type(q, space)
   Fail: (192) [system] char_type(q, space)
   Call: (192) [system] arg(_946856, v('(', ')', end_of_file), q)
   Fail: (192) [system] arg(_947788, v('(', ')', end_of_file), q)
^  Fail: (191) [user] is_delimiter(q)
   Call: (191) [system] ')'==q
   Fail: (191) [system] ')'==q
   Call: (191) [system] get_char((0x55798e5fad60), q)
   Exit: (191) [system] get_char((0x55798e5fad60), q)
   Call: (191) [system] q=(\)
   Fail: (191) [system] q=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _955138)
   Call: (192) [system] peek_char((0x55798e5fad60), _956072)
   Exit: (192) [system] peek_char((0x55798e5fad60), u)
^  Call: (192) [user] is_delimiter(u)
   Call: (193) [system] char_type(u, space)
   Fail: (193) [system] char_type(u, space)
   Call: (193) [system] arg(_960792, v('(', ')', end_of_file), u)
   Fail: (193) [system] arg(_961724, v('(', ')', end_of_file), u)
^  Fail: (192) [user] is_delimiter(u)
   Call: (192) [system] ')'==u
   Fail: (192) [system] ')'==u
   Call: (192) [system] get_char((0x55798e5fad60), u)
   Exit: (192) [system] get_char((0x55798e5fad60), u)
   Call: (192) [system] u=(\)
   Fail: (192) [system] u=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _969074)
   Call: (193) [system] peek_char((0x55798e5fad60), _970008)
   Exit: (193) [system] peek_char((0x55798e5fad60), e)
^  Call: (193) [user] is_delimiter(e)
   Call: (194) [system] char_type(e, space)
   Fail: (194) [system] char_type(e, space)
   Call: (194) [system] arg(_974728, v('(', ')', end_of_file), e)
   Fail: (194) [system] arg(_975660, v('(', ')', end_of_file), e)
^  Fail: (193) [user] is_delimiter(e)
   Call: (193) [system] ')'==e
   Fail: (193) [system] ')'==e
   Call: (193) [system] get_char((0x55798e5fad60), e)
   Exit: (193) [system] get_char((0x55798e5fad60), e)
   Call: (193) [system] e=(\)
   Fail: (193) [system] e=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _983010)
   Call: (194) [system] peek_char((0x55798e5fad60), _983944)
   Exit: (194) [system] peek_char((0x55798e5fad60), r)
^  Call: (194) [user] is_delimiter(r)
   Call: (195) [system] char_type(r, space)
   Fail: (195) [system] char_type(r, space)
   Call: (195) [system] arg(_988664, v('(', ')', end_of_file), r)
   Fail: (195) [system] arg(_989596, v('(', ')', end_of_file), r)
^  Fail: (194) [user] is_delimiter(r)
   Call: (194) [system] ')'==r
   Fail: (194) [system] ')'==r
   Call: (194) [system] get_char((0x55798e5fad60), r)
   Exit: (194) [system] get_char((0x55798e5fad60), r)
   Call: (194) [system] r=(\)
   Fail: (194) [system] r=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _996946)
   Call: (195) [system] peek_char((0x55798e5fad60), _997880)
   Exit: (195) [system] peek_char((0x55798e5fad60), y)
^  Call: (195) [user] is_delimiter(y)
   Call: (196) [system] char_type(y, space)
   Fail: (196) [system] char_type(y, space)
   Call: (196) [system] arg(_1002600, v('(', ')', end_of_file), y)
   Fail: (196) [system] arg(_1003532, v('(', ')', end_of_file), y)
^  Fail: (195) [user] is_delimiter(y)
   Call: (195) [system] ')'==y
   Fail: (195) [system] ')'==y
   Call: (195) [system] get_char((0x55798e5fad60), y)
   Exit: (195) [system] get_char((0x55798e5fad60), y)
   Call: (195) [system] y=(\)
   Fail: (195) [system] y=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1010882)
   Call: (196) [system] peek_char((0x55798e5fad60), _1011816)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_1016536, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _1010882=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _996946=[y]
   Exit: (195) [system] [y]=[y]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (194) [system] _983010=[r, y]
   Exit: (194) [system] [r, y]=[r, y]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (193) [system] _969074=[e, r, y]
   Exit: (193) [system] [e, r, y]=[e, r, y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (192) [system] _955138=[u, e, r, y]
   Exit: (192) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (191) [system] _941202=[q, u, e, r, y]
   Exit: (191) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (190) [user] classify_and_convert_charseq($, [q, u, e, r, y], _907548)
   Call: (191) [system] atom_chars(_1036942, ['_', q, u, e, r, y])
   Exit: (191) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (190) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _1041606)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1043464)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1057618)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _1061408)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _1041606=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _815914=[_query]
   Exit: (188) [system] [_query]=[_query]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [_query])
   Call: (187) [system] _3438=[[[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]
   Exit: (187) [system] [[[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]=[[[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [[[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
   Call: (186) [system] _3430=['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]
   Exit: (186) [system] ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]=['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1075290)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1077148)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1091302)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _1095092)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _1075290=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _3426=[['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
   Exit: (184) [system] [['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]=[['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Call: (183) [system] _3362=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
   Exit: (183) [system] [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Call: (182) [system] _3322=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
   Exit: (182) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Call: (179) [user] assertz(metta_file_comment(67, 0, 2390, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], '$stream_position'(2390, 67, 0, 2390)))
^  Exit: (179) [user] assertz(metta_file_comment(67, 0, 2390, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], '$stream_position'(2390, 67, 0, 2390)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 67, 0, 2390, '$stream_position'(2390, 67, 0, 2390)), read_sexpr((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]), assertz(metta_file_comment(67, 0, 2390, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], '$stream_position'(2390, 67, 0, 2390)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1113610, _1113612, _1113614, _1113616, _1113618))
^  Exit: (177) [user] retract(metta_file_comment(41, 0, 1332, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$stream_position'(1332, 41, 0, 1332)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1116458))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1116458)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1116458)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1119274))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1119274))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1119274)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1122074))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1122074)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1122074)
   Call: (187) [system] var('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
   Call: (187) [system] atom('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
   Call: (187) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)==true
   Call: (187) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)==false
   Call: (187) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)==[_1128594, _1128600]
   Call: (187) [system] is_list('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
   Call: (187) [system] string('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
   Call: (187) [system] compound('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
   Exit: (187) [system] compound('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1133228, _1133230)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT', [";;      rule.  A rule is a function mapping premises to conclusion", 41, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";;      rule.  A rule is a function mapping premises to conclusion", 41, 0], _1136970)
   Call: (188) [apply] apply:maplist_([";;      rule.  A rule is a function mapping premises to conclusion", 41, 0], _1136970, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";;      rule.  A rule is a function mapping premises to conclusion", _1138850)
   Call: (190) [system] var(";;      rule.  A rule is a function mapping premises to conclusion")
   Call: (190) [system] atom(";;      rule.  A rule is a function mapping premises to conclusion")
   Call: (190) [system] ";;      rule.  A rule is a function mapping premises to conclusion"==true
   Call: (190) [system] ";;      rule.  A rule is a function mapping premises to conclusion"==false
   Call: (190) [system] ";;      rule.  A rule is a function mapping premises to conclusion"==[_1143492, _1143498]
   Call: (190) [system] is_list(";;      rule.  A rule is a function mapping premises to conclusion")
   Call: (190) [system] string(";;      rule.  A rule is a function mapping premises to conclusion")
   Exit: (190) [system] string(";;      rule.  A rule is a function mapping premises to conclusion")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";;      rule.  A rule is a function mapping premises to conclusion")
^  Call: (190) [user] symbol(";;      rule.  A rule is a function mapping premises to conclusion")
   Call: (191) [system] atom(";;      rule.  A rule is a function mapping premises to conclusion")
   Fail: (191) [system] atom(";;      rule.  A rule is a function mapping premises to conclusion")
^  Fail: (190) [user] symbol(";;      rule.  A rule is a function mapping premises to conclusion")
   Call: (190) [system] ";;      rule.  A rule is a function mapping premises to conclusion"=_1138850
   Exit: (190) [system] ";;      rule.  A rule is a function mapping premises to conclusion"=";;      rule.  A rule is a function mapping premises to conclusion"
^  Exit: (189) [user] mfix_vars1(";;      rule.  A rule is a function mapping premises to conclusion", ";;      rule.  A rule is a function mapping premises to conclusion")
   Call: (189) [apply] apply:maplist_([41, 0], _1138852, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(41, _1157372)
   Call: (191) [system] var(41)
   Call: (191) [system] atom(41)
   Call: (191) [system] 41==true
   Call: (191) [system] 41==false
   Call: (191) [system] 41==[_1162014, _1162020]
   Call: (191) [system] is_list(41)
   Call: (191) [system] string(41)
   Call: (191) [system] compound(41)
^  Call: (191) [user] symbol(41)
   Call: (192) [system] atom(41)
   Fail: (192) [system] atom(41)
^  Fail: (191) [user] symbol(41)
   Call: (191) [system] 41=_1157372
   Exit: (191) [system] 41=41
^  Exit: (190) [user] mfix_vars1(41, 41)
   Call: (190) [apply] apply:maplist_([0], _1157374, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _1173138)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_1177780, _1177786]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_1173138
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _1173140, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([41, 0], [41, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";;      rule.  A rule is a function mapping premises to conclusion", 41, 0], [";;      rule.  A rule is a function mapping premises to conclusion", 41, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";;      rule.  A rule is a function mapping premises to conclusion", 41, 0], [";;      rule.  A rule is a function mapping premises to conclusion", 41, 0])
   Call: (187) [system] compound_name_arguments(_1122074, '$COMMENT', [";;      rule.  A rule is a function mapping premises to conclusion", 41, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT', [";;      rule.  A rule is a function mapping premises to conclusion", 41, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)))
   Call: (184) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)\=@='$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1201956))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1201956))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1201956)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1204756))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1204756)
^  Call: (186) [user] cons_to_c('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1204756)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)))
   Call: (184) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)\=@='$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1116458))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1116458))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1116458)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1218714))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1218714)
^  Call: (186) [user] cons_to_l('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), _1218714)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)))
   Call: (184) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)\=@='$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)))
   Call: (178) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)\=@='$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)))
   Call: (169) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263790.2859428), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263790.2859428), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)), 66]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), me_synthesize_1726263785_9357412, 66)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263790.2859428), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263790.2859428), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)), 66]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263791.5937002)
   Call: (173) [system] arg(1, t(1726263790.2859428), _3148)
   Exit: (173) [system] arg(1, t(1726263790.2859428), 1726263790.2859428)
   Call: (173) [system] _3158 is 1726263791.5937002-1726263790.2859428
   Exit: (173) [system] 1.3077573776245117 is 1726263791.5937002-1726263790.2859428
   Call: (173) [system] 1.3077573776245117>4
   Fail: (173) [system] 1.3077573776245117>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263790.2859428), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263790.2859428), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)), 66]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 7)
   Call: (175) [system] atom(7+1)
   Call: (175) [system] set_flag(translated_forms, 8)
   Exit: (175) [system] set_flag(translated_forms, 8)
   Exit: (174) [$syspreds] update_flag(translated_forms, 7, 7+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 7, 7+1))
   Exit: (171) [$syspreds] flag(translated_forms, 7, 7+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), me_synthesize_1726263785_9357412, 66)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;      rule.  A rule is a function mapping premises to conclusion"])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;      rule.  A rule is a function mapping premises to conclusion"])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), me_synthesize_1726263785_9357412, 66)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263790.2859428), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263790.2859428), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0)), 66]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 7, 7+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;      rule.  A rule is a function mapping premises to conclusion", 41, 0), me_synthesize_1726263785_9357412, 66)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 74)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 74))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 74))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _1293498)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _1300920)
   Exit: (175) [system] peek_char((0x55798e5fad60), ;)
   Call: (175) [system] char_type(;, space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _1309258)
   Exit: (177) [system] peek_char((0x55798e5fad60), ;)
   Call: (177) [system] char_type(;, space)
   Call: (177) [system] _1312044=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _1313912, _1313914, _1313916, _1313918), read_sexpr((0x55798e5fad60), _1313930), assertz(metta_file_comment(_1313912, _1313914, _1313916, _1313930, _1313918))))
^  Call: (179) [user] read_position((0x55798e5fad60), _1313912, _1313914, _1313916, _1313918)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_1313918))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_1313918))
   Exit: (181) [system] nonvar(position(_1313918))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(2845, 75, 0, 2845)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(2845, 75, 0, 2845), _1313912)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1324170)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(2845, 75, 0, 2845), _1313912)
   Exit: (181) [system] arg(2, '$stream_position'(2845, 75, 0, 2845), 75)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(2845, 75, 0, 2845), 75)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(2845, 75, 0, 2845), _1313914)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1331604)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(2845, 75, 0, 2845), _1313914)
   Exit: (181) [system] arg(3, '$stream_position'(2845, 75, 0, 2845), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(2845, 75, 0, 2845), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(2845, 75, 0, 2845), _1313916)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1339038)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(2845, 75, 0, 2845), _1313916)
   Exit: (181) [system] arg(1, '$stream_position'(2845, 75, 0, 2845), 2845)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(2845, 75, 0, 2845), 2845)
^  Exit: (179) [user] read_position((0x55798e5fad60), 75, 0, 2845, '$stream_position'(2845, 75, 0, 2845))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _1313930)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _1313930)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1349264)
   Exit: (182) [system] peek_char((0x55798e5fad60), ;)
   Call: (182) [system] (;)=(;)
   Exit: (182) [system] (;)=(;)
^  Call: (182) [user] read_comment((0x55798e5fad60))
^  Call: (183) [user] read_position((0x55798e5fad60), _1353902, _1353904, _1353906, _1353908)
   Call: (184) [system] stream_property((0x55798e5fad60), position(_1353908))
   Call: (185) [system] nonvar((0x55798e5fad60))
   Exit: (185) [system] nonvar((0x55798e5fad60))
   Call: (185) [system] nonvar(position(_1353908))
   Exit: (185) [system] nonvar(position(_1353908))
   Exit: (184) [system] stream_property((0x55798e5fad60), position('$stream_position'(2845, 75, 0, 2845)))
   Call: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(2845, 75, 0, 2845), _1353902)
   Call: (185) [system] nonvar(line_count)
   Exit: (185) [system] nonvar(line_count)
   Call: (185) [$syspreds] stream_position_field(line_count, _1363196)
   Exit: (185) [$syspreds] stream_position_field(line_count, 2)
   Call: (185) [system] arg(2, '$stream_position'(2845, 75, 0, 2845), _1353902)
   Exit: (185) [system] arg(2, '$stream_position'(2845, 75, 0, 2845), 75)
   Exit: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(2845, 75, 0, 2845), 75)
   Call: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(2845, 75, 0, 2845), _1353904)
   Call: (185) [system] nonvar(line_position)
   Exit: (185) [system] nonvar(line_position)
   Call: (185) [$syspreds] stream_position_field(line_position, _1370630)
   Exit: (185) [$syspreds] stream_position_field(line_position, 3)
   Call: (185) [system] arg(3, '$stream_position'(2845, 75, 0, 2845), _1353904)
   Exit: (185) [system] arg(3, '$stream_position'(2845, 75, 0, 2845), 0)
   Exit: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(2845, 75, 0, 2845), 0)
   Call: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(2845, 75, 0, 2845), _1353906)
   Call: (185) [system] nonvar(char_count)
   Exit: (185) [system] nonvar(char_count)
   Call: (185) [$syspreds] stream_position_field(char_count, _1378064)
   Exit: (185) [$syspreds] stream_position_field(char_count, 1)
   Call: (185) [system] arg(1, '$stream_position'(2845, 75, 0, 2845), _1353906)
   Exit: (185) [system] arg(1, '$stream_position'(2845, 75, 0, 2845), 2845)
   Exit: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(2845, 75, 0, 2845), 2845)
^  Exit: (183) [user] read_position((0x55798e5fad60), 75, 0, 2845, '$stream_position'(2845, 75, 0, 2845))
^  Call: (183) [user] read_until_eol((0x55798e5fad60), _1383658)
   Call: (184) [system] get_char((0x55798e5fad60), _1384588)
   Exit: (184) [system] get_char((0x55798e5fad60), ;)
   Call: (184) [system] char_type(;, end_of_line)
   Fail: (184) [system] char_type(;, end_of_line)
   Call: (184) [system] (;)=end_of_file
   Fail: (184) [system] (;)=end_of_file
^  Call: (184) [user] read_until_eol((0x55798e5fad60), _1390158)
   Call: (185) [system] get_char((0x55798e5fad60), _1391088)
   Exit: (185) [system] get_char((0x55798e5fad60), ;)
   Call: (185) [system] char_type(;, end_of_line)
   Fail: (185) [system] char_type(;, end_of_line)
   Call: (185) [system] (;)=end_of_file
   Fail: (185) [system] (;)=end_of_file
^  Call: (185) [user] read_until_eol((0x55798e5fad60), _1396658)
   Call: (186) [system] get_char((0x55798e5fad60), _1397588)
   Exit: (186) [system] get_char((0x55798e5fad60), ' ')
   Call: (186) [system] char_type(' ', end_of_line)
   Fail: (186) [system] char_type(' ', end_of_line)
   Call: (186) [system] ' '=end_of_file
   Fail: (186) [system] ' '=end_of_file
^  Call: (186) [user] read_until_eol((0x55798e5fad60), _1403158)
   Call: (187) [system] get_char((0x55798e5fad60), _1404088)
   Exit: (187) [system] get_char((0x55798e5fad60), 'Q')
   Call: (187) [system] char_type('Q', end_of_line)
   Fail: (187) [system] char_type('Q', end_of_line)
   Call: (187) [system] 'Q'=end_of_file
   Fail: (187) [system] 'Q'=end_of_file
^  Call: (187) [user] read_until_eol((0x55798e5fad60), _1409658)
   Call: (188) [system] get_char((0x55798e5fad60), _1410588)
   Exit: (188) [system] get_char((0x55798e5fad60), u)
   Call: (188) [system] char_type(u, end_of_line)
   Fail: (188) [system] char_type(u, end_of_line)
   Call: (188) [system] u=end_of_file
   Fail: (188) [system] u=end_of_file
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _1416158)
   Call: (189) [system] get_char((0x55798e5fad60), _1417088)
   Exit: (189) [system] get_char((0x55798e5fad60), a)
   Call: (189) [system] char_type(a, end_of_line)
   Fail: (189) [system] char_type(a, end_of_line)
   Call: (189) [system] a=end_of_file
   Fail: (189) [system] a=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _1422658)
   Call: (190) [system] get_char((0x55798e5fad60), _1423588)
   Exit: (190) [system] get_char((0x55798e5fad60), t)
   Call: (190) [system] char_type(t, end_of_line)
   Fail: (190) [system] char_type(t, end_of_line)
   Call: (190) [system] t=end_of_file
   Fail: (190) [system] t=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _1429158)
   Call: (191) [system] get_char((0x55798e5fad60), _1430088)
   Exit: (191) [system] get_char((0x55798e5fad60), e)
   Call: (191) [system] char_type(e, end_of_line)
   Fail: (191) [system] char_type(e, end_of_line)
   Call: (191) [system] e=end_of_file
   Fail: (191) [system] e=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _1435658)
   Call: (192) [system] get_char((0x55798e5fad60), _1436588)
   Exit: (192) [system] get_char((0x55798e5fad60), r)
   Call: (192) [system] char_type(r, end_of_line)
   Fail: (192) [system] char_type(r, end_of_line)
   Call: (192) [system] r=end_of_file
   Fail: (192) [system] r=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _1442158)
   Call: (193) [system] get_char((0x55798e5fad60), _1443088)
   Exit: (193) [system] get_char((0x55798e5fad60), n)
   Call: (193) [system] char_type(n, end_of_line)
   Fail: (193) [system] char_type(n, end_of_line)
   Call: (193) [system] n=end_of_file
   Fail: (193) [system] n=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _1448658)
   Call: (194) [system] get_char((0x55798e5fad60), _1449588)
   Exit: (194) [system] get_char((0x55798e5fad60), a)
   Call: (194) [system] char_type(a, end_of_line)
   Fail: (194) [system] char_type(a, end_of_line)
   Call: (194) [system] a=end_of_file
   Fail: (194) [system] a=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _1455158)
   Call: (195) [system] get_char((0x55798e5fad60), _1456088)
   Exit: (195) [system] get_char((0x55798e5fad60), r)
   Call: (195) [system] char_type(r, end_of_line)
   Fail: (195) [system] char_type(r, end_of_line)
   Call: (195) [system] r=end_of_file
   Fail: (195) [system] r=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _1461658)
   Call: (196) [system] get_char((0x55798e5fad60), _1462588)
   Exit: (196) [system] get_char((0x55798e5fad60), y)
   Call: (196) [system] char_type(y, end_of_line)
   Fail: (196) [system] char_type(y, end_of_line)
   Call: (196) [system] y=end_of_file
   Fail: (196) [system] y=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _1468158)
   Call: (197) [system] get_char((0x55798e5fad60), _1469088)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
   Call: (197) [system] char_type(' ', end_of_line)
   Fail: (197) [system] char_type(' ', end_of_line)
   Call: (197) [system] ' '=end_of_file
   Fail: (197) [system] ' '=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _1474658)
   Call: (198) [system] get_char((0x55798e5fad60), _1475588)
   Exit: (198) [system] get_char((0x55798e5fad60), r)
   Call: (198) [system] char_type(r, end_of_line)
   Fail: (198) [system] char_type(r, end_of_line)
   Call: (198) [system] r=end_of_file
   Fail: (198) [system] r=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _1481158)
   Call: (199) [system] get_char((0x55798e5fad60), _1482088)
   Exit: (199) [system] get_char((0x55798e5fad60), u)
   Call: (199) [system] char_type(u, end_of_line)
   Fail: (199) [system] char_type(u, end_of_line)
   Call: (199) [system] u=end_of_file
   Fail: (199) [system] u=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _1487658)
   Call: (200) [system] get_char((0x55798e5fad60), _1488588)
   Exit: (200) [system] get_char((0x55798e5fad60), l)
   Call: (200) [system] char_type(l, end_of_line)
   Fail: (200) [system] char_type(l, end_of_line)
   Call: (200) [system] l=end_of_file
   Fail: (200) [system] l=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _1494158)
   Call: (201) [system] get_char((0x55798e5fad60), _1495088)
   Exit: (201) [system] get_char((0x55798e5fad60), e)
   Call: (201) [system] char_type(e, end_of_line)
   Fail: (201) [system] char_type(e, end_of_line)
   Call: (201) [system] e=end_of_file
   Fail: (201) [system] e=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _1500658)
   Call: (202) [system] get_char((0x55798e5fad60), _1501588)
   Exit: (202) [system] get_char((0x55798e5fad60), '\n')
   Call: (202) [system] char_type('\n', end_of_line)
   Exit: (202) [system] char_type('\n', end_of_line)
   Call: (202) [system] _1500658=""
   Exit: (202) [system] ""=""
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "")
   Call: (201) [system] string_concat(e, "", _1494158)
   Exit: (201) [system] string_concat(e, "", "e")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "e")
   Call: (200) [system] string_concat(l, "e", _1487658)
   Exit: (200) [system] string_concat(l, "e", "le")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "le")
   Call: (199) [system] string_concat(u, "le", _1481158)
   Exit: (199) [system] string_concat(u, "le", "ule")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "ule")
   Call: (198) [system] string_concat(r, "ule", _1474658)
   Exit: (198) [system] string_concat(r, "ule", "rule")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "rule")
   Call: (197) [system] string_concat(' ', "rule", _1468158)
   Exit: (197) [system] string_concat(' ', "rule", " rule")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), " rule")
   Call: (196) [system] string_concat(y, " rule", _1461658)
   Exit: (196) [system] string_concat(y, " rule", "y rule")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "y rule")
   Call: (195) [system] string_concat(r, "y rule", _1455158)
   Exit: (195) [system] string_concat(r, "y rule", "ry rule")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "ry rule")
   Call: (194) [system] string_concat(a, "ry rule", _1448658)
   Exit: (194) [system] string_concat(a, "ry rule", "ary rule")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "ary rule")
   Call: (193) [system] string_concat(n, "ary rule", _1442158)
   Exit: (193) [system] string_concat(n, "ary rule", "nary rule")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), "nary rule")
   Call: (192) [system] string_concat(r, "nary rule", _1435658)
   Exit: (192) [system] string_concat(r, "nary rule", "rnary rule")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "rnary rule")
   Call: (191) [system] string_concat(e, "rnary rule", _1429158)
   Exit: (191) [system] string_concat(e, "rnary rule", "ernary rule")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), "ernary rule")
   Call: (190) [system] string_concat(t, "ernary rule", _1422658)
   Exit: (190) [system] string_concat(t, "ernary rule", "ternary rule")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "ternary rule")
   Call: (189) [system] string_concat(a, "ternary rule", _1416158)
   Exit: (189) [system] string_concat(a, "ternary rule", "aternary rule")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), "aternary rule")
   Call: (188) [system] string_concat(u, "aternary rule", _1409658)
   Exit: (188) [system] string_concat(u, "aternary rule", "uaternary rule")
^  Exit: (187) [user] read_until_eol((0x55798e5fad60), "uaternary rule")
   Call: (187) [system] string_concat('Q', "uaternary rule", _1403158)
   Exit: (187) [system] string_concat('Q', "uaternary rule", "Quaternary rule")
^  Exit: (186) [user] read_until_eol((0x55798e5fad60), "Quaternary rule")
   Call: (186) [system] string_concat(' ', "Quaternary rule", _1396658)
   Exit: (186) [system] string_concat(' ', "Quaternary rule", " Quaternary rule")
^  Exit: (185) [user] read_until_eol((0x55798e5fad60), " Quaternary rule")
   Call: (185) [system] string_concat(;, " Quaternary rule", _1390158)
   Exit: (185) [system] string_concat(;, " Quaternary rule", "; Quaternary rule")
^  Exit: (184) [user] read_until_eol((0x55798e5fad60), "; Quaternary rule")
   Call: (184) [system] string_concat(;, "; Quaternary rule", _1383658)
   Exit: (184) [system] string_concat(;, "; Quaternary rule", ";; Quaternary rule")
^  Exit: (183) [user] read_until_eol((0x55798e5fad60), ";; Quaternary rule")
^  Call: (183) [user] assertz(metta_file_comment(75, 0, 2845, '$COMMENT'(";; Quaternary rule", 75, 0), '$stream_position'(2845, 75, 0, 2845)))
^  Exit: (183) [user] assertz(metta_file_comment(75, 0, 2845, '$COMMENT'(";; Quaternary rule", 75, 0), '$stream_position'(2845, 75, 0, 2845)))
^  Exit: (182) [user] read_comment((0x55798e5fad60))
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1562216)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=(;)
   Fail: (183) [system] '('=(;)
^  Call: (183) [user] is_like_space('(')
   Call: (184) [system] char_type('(', 'white')
   Fail: (184) [system] char_type('(', 'white')
   Call: (184) [system] char_type('(', end_of_line)
   Fail: (184) [system] char_type('(', end_of_line)
   Call: (184) [system] char_type('(', space)
   Fail: (184) [system] char_type('(', space)
   Call: (184) [system] char_type('(', cntrl)
   Fail: (184) [system] char_type('(', cntrl)
^  Fail: (183) [user] is_like_space('(')
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _1577294)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _1313930)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1582864)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1597018)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _1602588)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1604446)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _1618600)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _1602588)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _1636242)
   Call: (185) [system] peek_char((0x55798e5fad60), _1637176)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1636242=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _1602588)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_1646486, _1646488), once(user:catch(read_from_chars([=], _1602588), _1646462, fail)), '$restore_trace'(_1646486, _1646488))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_1646486, _1646488))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _1646462, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _1653986)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1655844)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _1663582)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1666286)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1681364)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _1686934)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1688792)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _1702946)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1686934)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1708516)
   Exit: (186) [system] peek_char((0x55798e5fad60), s)
   Call: (186) [system] s=(;)
   Fail: (186) [system] s=(;)
^  Call: (186) [user] is_like_space(s)
   Call: (187) [system] char_type(s, 'white')
   Fail: (187) [system] char_type(s, 'white')
   Call: (187) [system] char_type(s, end_of_line)
   Fail: (187) [system] char_type(s, end_of_line)
   Call: (187) [system] char_type(s, space)
   Fail: (187) [system] char_type(s, space)
   Call: (187) [system] char_type(s, cntrl)
   Fail: (187) [system] char_type(s, cntrl)
^  Fail: (186) [user] is_like_space(s)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1722670)
   Exit: (185) [system] peek_char((0x55798e5fad60), s)
   Call: (185) [system] s=')'
   Fail: (185) [system] s=')'
   Call: (185) [system] s=end_of_file
   Fail: (185) [system] s=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _1728240)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1730098)
   Exit: (187) [system] peek_char((0x55798e5fad60), s)
   Call: (187) [system] s=(;)
   Fail: (187) [system] s=(;)
^  Call: (187) [user] is_like_space(s)
   Call: (188) [system] char_type(s, 'white')
   Fail: (188) [system] char_type(s, 'white')
   Call: (188) [system] char_type(s, end_of_line)
   Fail: (188) [system] char_type(s, end_of_line)
   Call: (188) [system] char_type(s, space)
   Fail: (188) [system] char_type(s, space)
   Call: (188) [system] char_type(s, cntrl)
   Fail: (188) [system] char_type(s, cntrl)
^  Fail: (187) [user] is_like_space(s)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _1744252)
   Exit: (186) [system] get_char((0x55798e5fad60), s)
   Call: (186) [system] s='('
   Fail: (186) [system] s='('
   Call: (186) [system] s='['
   Fail: (186) [system] s='['
   Call: (186) [system] s='{'
   Fail: (186) [system] s='{'
   Call: (186) [system] s='"'
   Fail: (186) [system] s='"'
   Call: (186) [system] s=!
   Fail: (186) [system] s=!
   Call: (186) [system] s='\''
   Fail: (186) [system] s='\''
   Call: (186) [system] s='`'
   Fail: (186) [system] s='`'
   Call: (186) [system] s=end_of_file
   Fail: (186) [system] s=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), s, _1728240)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _1761894)
   Call: (188) [system] peek_char((0x55798e5fad60), _1762828)
   Exit: (188) [system] peek_char((0x55798e5fad60), y)
^  Call: (188) [user] is_delimiter(y)
   Call: (189) [system] char_type(y, space)
   Fail: (189) [system] char_type(y, space)
   Call: (189) [system] arg(_1767548, v('(', ')', end_of_file), y)
   Fail: (189) [system] arg(_1768480, v('(', ')', end_of_file), y)
^  Fail: (188) [user] is_delimiter(y)
   Call: (188) [system] ')'==y
   Fail: (188) [system] ')'==y
   Call: (188) [system] get_char((0x55798e5fad60), y)
   Exit: (188) [system] get_char((0x55798e5fad60), y)
   Call: (188) [system] y=(\)
   Fail: (188) [system] y=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1775830)
   Call: (189) [system] peek_char((0x55798e5fad60), _1776764)
   Exit: (189) [system] peek_char((0x55798e5fad60), n)
^  Call: (189) [user] is_delimiter(n)
   Call: (190) [system] char_type(n, space)
   Fail: (190) [system] char_type(n, space)
   Call: (190) [system] arg(_1781484, v('(', ')', end_of_file), n)
   Fail: (190) [system] arg(_1782416, v('(', ')', end_of_file), n)
^  Fail: (189) [user] is_delimiter(n)
   Call: (189) [system] ')'==n
   Fail: (189) [system] ')'==n
   Call: (189) [system] get_char((0x55798e5fad60), n)
   Exit: (189) [system] get_char((0x55798e5fad60), n)
   Call: (189) [system] n=(\)
   Fail: (189) [system] n=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _1789766)
   Call: (190) [system] peek_char((0x55798e5fad60), _1790700)
   Exit: (190) [system] peek_char((0x55798e5fad60), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_1795420, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_1796352, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55798e5fad60), t)
   Exit: (190) [system] get_char((0x55798e5fad60), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1803702)
   Call: (191) [system] peek_char((0x55798e5fad60), _1804636)
   Exit: (191) [system] peek_char((0x55798e5fad60), h)
^  Call: (191) [user] is_delimiter(h)
   Call: (192) [system] char_type(h, space)
   Fail: (192) [system] char_type(h, space)
   Call: (192) [system] arg(_1809356, v('(', ')', end_of_file), h)
   Fail: (192) [system] arg(_1810288, v('(', ')', end_of_file), h)
^  Fail: (191) [user] is_delimiter(h)
   Call: (191) [system] ')'==h
   Fail: (191) [system] ')'==h
   Call: (191) [system] get_char((0x55798e5fad60), h)
   Exit: (191) [system] get_char((0x55798e5fad60), h)
   Call: (191) [system] h=(\)
   Fail: (191) [system] h=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1817638)
   Call: (192) [system] peek_char((0x55798e5fad60), _1818572)
   Exit: (192) [system] peek_char((0x55798e5fad60), e)
^  Call: (192) [user] is_delimiter(e)
   Call: (193) [system] char_type(e, space)
   Fail: (193) [system] char_type(e, space)
   Call: (193) [system] arg(_1823292, v('(', ')', end_of_file), e)
   Fail: (193) [system] arg(_1824224, v('(', ')', end_of_file), e)
^  Fail: (192) [user] is_delimiter(e)
   Call: (192) [system] ')'==e
   Fail: (192) [system] ')'==e
   Call: (192) [system] get_char((0x55798e5fad60), e)
   Exit: (192) [system] get_char((0x55798e5fad60), e)
   Call: (192) [system] e=(\)
   Fail: (192) [system] e=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1831574)
   Call: (193) [system] peek_char((0x55798e5fad60), _1832508)
   Exit: (193) [system] peek_char((0x55798e5fad60), s)
^  Call: (193) [user] is_delimiter(s)
   Call: (194) [system] char_type(s, space)
   Fail: (194) [system] char_type(s, space)
   Call: (194) [system] arg(_1837228, v('(', ')', end_of_file), s)
   Fail: (194) [system] arg(_1838160, v('(', ')', end_of_file), s)
^  Fail: (193) [user] is_delimiter(s)
   Call: (193) [system] ')'==s
   Fail: (193) [system] ')'==s
   Call: (193) [system] get_char((0x55798e5fad60), s)
   Exit: (193) [system] get_char((0x55798e5fad60), s)
   Call: (193) [system] s=(\)
   Fail: (193) [system] s=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1845510)
   Call: (194) [system] peek_char((0x55798e5fad60), _1846444)
   Exit: (194) [system] peek_char((0x55798e5fad60), i)
^  Call: (194) [user] is_delimiter(i)
   Call: (195) [system] char_type(i, space)
   Fail: (195) [system] char_type(i, space)
   Call: (195) [system] arg(_1851164, v('(', ')', end_of_file), i)
   Fail: (195) [system] arg(_1852096, v('(', ')', end_of_file), i)
^  Fail: (194) [user] is_delimiter(i)
   Call: (194) [system] ')'==i
   Fail: (194) [system] ')'==i
   Call: (194) [system] get_char((0x55798e5fad60), i)
   Exit: (194) [system] get_char((0x55798e5fad60), i)
   Call: (194) [system] i=(\)
   Fail: (194) [system] i=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1859446)
   Call: (195) [system] peek_char((0x55798e5fad60), _1860380)
   Exit: (195) [system] peek_char((0x55798e5fad60), z)
^  Call: (195) [user] is_delimiter(z)
   Call: (196) [system] char_type(z, space)
   Fail: (196) [system] char_type(z, space)
   Call: (196) [system] arg(_1865100, v('(', ')', end_of_file), z)
   Fail: (196) [system] arg(_1866032, v('(', ')', end_of_file), z)
^  Fail: (195) [user] is_delimiter(z)
   Call: (195) [system] ')'==z
   Fail: (195) [system] ')'==z
   Call: (195) [system] get_char((0x55798e5fad60), z)
   Exit: (195) [system] get_char((0x55798e5fad60), z)
   Call: (195) [system] z=(\)
   Fail: (195) [system] z=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1873382)
   Call: (196) [system] peek_char((0x55798e5fad60), _1874316)
   Exit: (196) [system] peek_char((0x55798e5fad60), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_1879036, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_1879968, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55798e5fad60), e)
   Exit: (196) [system] get_char((0x55798e5fad60), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1887318)
   Call: (197) [system] peek_char((0x55798e5fad60), _1888252)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1887318=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (196) [system] _1873382=[e]
   Exit: (196) [system] [e]=[e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (195) [system] _1859446=[z, e]
   Exit: (195) [system] [z, e]=[z, e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (194) [system] _1845510=[i, z, e]
   Exit: (194) [system] [i, z, e]=[i, z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (193) [system] _1831574=[s, i, z, e]
   Exit: (193) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (192) [system] _1817638=[e, s, i, z, e]
   Exit: (192) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (191) [system] _1803702=[h, e, s, i, z, e]
   Exit: (191) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (190) [system] _1789766=[t, h, e, s, i, z, e]
   Exit: (190) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (189) [system] _1775830=[n, t, h, e, s, i, z, e]
   Exit: (189) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (188) [system] _1761894=[y, n, t, h, e, s, i, z, e]
   Exit: (188) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (187) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _1728240)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_1922708, _1922710), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1728240), _1922684, fail)), '$restore_trace'(_1922708, _1922710))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_1922708, _1922710))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1922684, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(synthesize)
   Exit: (188) [system] atomic(synthesize)
^  Exit: (187) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _1930208)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1932066)
   Exit: (187) [system] peek_char((0x55798e5fad60), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55798e5fad60), _1939804)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1942508)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1957586)
   Exit: (186) [system] peek_char((0x55798e5fad60), $)
   Call: (186) [system] ($)=')'
   Fail: (186) [system] ($)=')'
   Call: (186) [system] ($)=end_of_file
   Fail: (186) [system] ($)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _1963156)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1965014)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _1979168)
   Exit: (187) [system] get_char((0x55798e5fad60), $)
   Call: (187) [system] ($)='('
   Fail: (187) [system] ($)='('
   Call: (187) [system] ($)='['
   Fail: (187) [system] ($)='['
   Call: (187) [system] ($)='{'
   Fail: (187) [system] ($)='{'
   Call: (187) [system] ($)='"'
   Fail: (187) [system] ($)='"'
   Call: (187) [system] ($)=!
   Fail: (187) [system] ($)=!
   Call: (187) [system] ($)='\''
   Fail: (187) [system] ($)='\''
   Call: (187) [system] ($)='`'
   Fail: (187) [system] ($)='`'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), $, _1963156)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1996810)
   Call: (189) [system] peek_char((0x55798e5fad60), _1997744)
   Exit: (189) [system] peek_char((0x55798e5fad60), q)
^  Call: (189) [user] is_delimiter(q)
   Call: (190) [system] char_type(q, space)
   Fail: (190) [system] char_type(q, space)
   Call: (190) [system] arg(_2002464, v('(', ')', end_of_file), q)
   Fail: (190) [system] arg(_2003396, v('(', ')', end_of_file), q)
^  Fail: (189) [user] is_delimiter(q)
   Call: (189) [system] ')'==q
   Fail: (189) [system] ')'==q
   Call: (189) [system] get_char((0x55798e5fad60), q)
   Exit: (189) [system] get_char((0x55798e5fad60), q)
   Call: (189) [system] q=(\)
   Fail: (189) [system] q=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _2010746)
   Call: (190) [system] peek_char((0x55798e5fad60), _2011680)
   Exit: (190) [system] peek_char((0x55798e5fad60), u)
^  Call: (190) [user] is_delimiter(u)
   Call: (191) [system] char_type(u, space)
   Fail: (191) [system] char_type(u, space)
   Call: (191) [system] arg(_2016400, v('(', ')', end_of_file), u)
   Fail: (191) [system] arg(_2017332, v('(', ')', end_of_file), u)
^  Fail: (190) [user] is_delimiter(u)
   Call: (190) [system] ')'==u
   Fail: (190) [system] ')'==u
   Call: (190) [system] get_char((0x55798e5fad60), u)
   Exit: (190) [system] get_char((0x55798e5fad60), u)
   Call: (190) [system] u=(\)
   Fail: (190) [system] u=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _2024682)
   Call: (191) [system] peek_char((0x55798e5fad60), _2025616)
   Exit: (191) [system] peek_char((0x55798e5fad60), e)
^  Call: (191) [user] is_delimiter(e)
   Call: (192) [system] char_type(e, space)
   Fail: (192) [system] char_type(e, space)
   Call: (192) [system] arg(_2030336, v('(', ')', end_of_file), e)
   Fail: (192) [system] arg(_2031268, v('(', ')', end_of_file), e)
^  Fail: (191) [user] is_delimiter(e)
   Call: (191) [system] ')'==e
   Fail: (191) [system] ')'==e
   Call: (191) [system] get_char((0x55798e5fad60), e)
   Exit: (191) [system] get_char((0x55798e5fad60), e)
   Call: (191) [system] e=(\)
   Fail: (191) [system] e=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _2038618)
   Call: (192) [system] peek_char((0x55798e5fad60), _2039552)
   Exit: (192) [system] peek_char((0x55798e5fad60), r)
^  Call: (192) [user] is_delimiter(r)
   Call: (193) [system] char_type(r, space)
   Fail: (193) [system] char_type(r, space)
   Call: (193) [system] arg(_2044272, v('(', ')', end_of_file), r)
   Fail: (193) [system] arg(_2045204, v('(', ')', end_of_file), r)
^  Fail: (192) [user] is_delimiter(r)
   Call: (192) [system] ')'==r
   Fail: (192) [system] ')'==r
   Call: (192) [system] get_char((0x55798e5fad60), r)
   Exit: (192) [system] get_char((0x55798e5fad60), r)
   Call: (192) [system] r=(\)
   Fail: (192) [system] r=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _2052554)
   Call: (193) [system] peek_char((0x55798e5fad60), _2053488)
   Exit: (193) [system] peek_char((0x55798e5fad60), y)
^  Call: (193) [user] is_delimiter(y)
   Call: (194) [system] char_type(y, space)
   Fail: (194) [system] char_type(y, space)
   Call: (194) [system] arg(_2058208, v('(', ')', end_of_file), y)
   Fail: (194) [system] arg(_2059140, v('(', ')', end_of_file), y)
^  Fail: (193) [user] is_delimiter(y)
   Call: (193) [system] ')'==y
   Fail: (193) [system] ')'==y
   Call: (193) [system] get_char((0x55798e5fad60), y)
   Exit: (193) [system] get_char((0x55798e5fad60), y)
   Call: (193) [system] y=(\)
   Fail: (193) [system] y=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _2066490)
   Call: (194) [system] peek_char((0x55798e5fad60), _2067424)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _2066490=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (193) [system] _2052554=[y]
   Exit: (193) [system] [y]=[y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (192) [system] _2038618=[r, y]
   Exit: (192) [system] [r, y]=[r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (191) [system] _2024682=[e, r, y]
   Exit: (191) [system] [e, r, y]=[e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (190) [system] _2010746=[u, e, r, y]
   Exit: (190) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (189) [system] _1996810=[q, u, e, r, y]
   Exit: (189) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (188) [user] classify_and_convert_charseq($, [q, u, e, r, y], _1963156)
   Call: (189) [system] atom_chars(_2090678, ['_', q, u, e, r, y])
   Exit: (189) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (188) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _2095342)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _3776)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _11514)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _14218)
   Exit: (189) [system] peek_char((0x55798e5fad60), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _29296)
   Exit: (187) [system] peek_char((0x55798e5fad60), $)
   Call: (187) [system] ($)=')'
   Fail: (187) [system] ($)=')'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _34866)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _36724)
   Exit: (189) [system] peek_char((0x55798e5fad60), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _50878)
   Exit: (188) [system] get_char((0x55798e5fad60), $)
   Call: (188) [system] ($)='('
   Fail: (188) [system] ($)='('
   Call: (188) [system] ($)='['
   Fail: (188) [system] ($)='['
   Call: (188) [system] ($)='{'
   Fail: (188) [system] ($)='{'
   Call: (188) [system] ($)='"'
   Fail: (188) [system] ($)='"'
   Call: (188) [system] ($)=!
   Fail: (188) [system] ($)=!
   Call: (188) [system] ($)='\''
   Fail: (188) [system] ($)='\''
   Call: (188) [system] ($)='`'
   Fail: (188) [system] ($)='`'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), $, _34866)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _68520)
   Call: (190) [system] peek_char((0x55798e5fad60), _69454)
   Exit: (190) [system] peek_char((0x55798e5fad60), k)
^  Call: (190) [user] is_delimiter(k)
   Call: (191) [system] char_type(k, space)
   Fail: (191) [system] char_type(k, space)
   Call: (191) [system] arg(_74174, v('(', ')', end_of_file), k)
   Fail: (191) [system] arg(_75106, v('(', ')', end_of_file), k)
^  Fail: (190) [user] is_delimiter(k)
   Call: (190) [system] ')'==k
   Fail: (190) [system] ')'==k
   Call: (190) [system] get_char((0x55798e5fad60), k)
   Exit: (190) [system] get_char((0x55798e5fad60), k)
   Call: (190) [system] k=(\)
   Fail: (190) [system] k=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _82456)
   Call: (191) [system] peek_char((0x55798e5fad60), _83390)
   Exit: (191) [system] peek_char((0x55798e5fad60), b)
^  Call: (191) [user] is_delimiter(b)
   Call: (192) [system] char_type(b, space)
   Fail: (192) [system] char_type(b, space)
   Call: (192) [system] arg(_88110, v('(', ')', end_of_file), b)
   Fail: (192) [system] arg(_89042, v('(', ')', end_of_file), b)
^  Fail: (191) [user] is_delimiter(b)
   Call: (191) [system] ')'==b
   Fail: (191) [system] ')'==b
   Call: (191) [system] get_char((0x55798e5fad60), b)
   Exit: (191) [system] get_char((0x55798e5fad60), b)
   Call: (191) [system] b=(\)
   Fail: (191) [system] b=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _96392)
   Call: (192) [system] peek_char((0x55798e5fad60), _97326)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _96392=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (191) [system] _82456=[b]
   Exit: (191) [system] [b]=[b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (190) [system] _68520=[k, b]
   Exit: (190) [system] [k, b]=[k, b]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (189) [user] classify_and_convert_charseq($, [k, b], _34866)
   Call: (190) [system] atom_chars(_112198, ['_', k, b])
   Exit: (190) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (189) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _116862)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _118720)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _126458)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _129162)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _144240)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _149810)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _151668)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _165822)
   Exit: (189) [system] get_char((0x55798e5fad60), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _149810)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _183464)
   Call: (191) [system] peek_char((0x55798e5fad60), _184398)
   Exit: (191) [system] peek_char((0x55798e5fad60), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_189118, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_190050, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55798e5fad60), r)
   Exit: (191) [system] get_char((0x55798e5fad60), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _197400)
   Call: (192) [system] peek_char((0x55798e5fad60), _198334)
   Exit: (192) [system] peek_char((0x55798e5fad60), b)
^  Call: (192) [user] is_delimiter(b)
   Call: (193) [system] char_type(b, space)
   Fail: (193) [system] char_type(b, space)
   Call: (193) [system] arg(_203054, v('(', ')', end_of_file), b)
   Fail: (193) [system] arg(_203986, v('(', ')', end_of_file), b)
^  Fail: (192) [user] is_delimiter(b)
   Call: (192) [system] ')'==b
   Fail: (192) [system] ')'==b
   Call: (192) [system] get_char((0x55798e5fad60), b)
   Exit: (192) [system] get_char((0x55798e5fad60), b)
   Call: (192) [system] b=(\)
   Fail: (192) [system] b=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _211336)
   Call: (193) [system] peek_char((0x55798e5fad60), _212270)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (193) [user] is_delimiter(' ')
   Call: (194) [system] char_type(' ', space)
   Exit: (194) [system] char_type(' ', space)
^  Exit: (193) [user] is_delimiter(' ')
   Call: (193) [system] _211336=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (192) [system] _197400=[b]
   Exit: (192) [system] [b]=[b]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (191) [system] _183464=[r, b]
   Exit: (191) [system] [r, b]=[r, b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (190) [user] classify_and_convert_charseq($, [r, b], _149810)
   Call: (191) [system] atom_chars(_227142, ['_', r, b])
   Exit: (191) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (190) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _231806)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _233664)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _241402)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _244106)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _259184)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _264754)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _266612)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _280766)
   Exit: (190) [system] get_char((0x55798e5fad60), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _264754)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _286336)
   Exit: (192) [system] peek_char((0x55798e5fad60), 'S')
   Call: (192) [system] 'S'=(;)
   Fail: (192) [system] 'S'=(;)
^  Call: (192) [user] is_like_space('S')
   Call: (193) [system] char_type('S', 'white')
   Fail: (193) [system] char_type('S', 'white')
   Call: (193) [system] char_type('S', end_of_line)
   Fail: (193) [system] char_type('S', end_of_line)
   Call: (193) [system] char_type('S', space)
   Fail: (193) [system] char_type('S', space)
   Call: (193) [system] char_type('S', cntrl)
   Fail: (193) [system] char_type('S', cntrl)
^  Fail: (192) [user] is_like_space('S')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _300490)
   Exit: (191) [system] peek_char((0x55798e5fad60), 'S')
   Call: (191) [system] 'S'=')'
   Fail: (191) [system] 'S'=')'
   Call: (191) [system] 'S'=end_of_file
   Fail: (191) [system] 'S'=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _306060)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _307918)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'S')
   Call: (193) [system] 'S'=(;)
   Fail: (193) [system] 'S'=(;)
^  Call: (193) [user] is_like_space('S')
   Call: (194) [system] char_type('S', 'white')
   Fail: (194) [system] char_type('S', 'white')
   Call: (194) [system] char_type('S', end_of_line)
   Fail: (194) [system] char_type('S', end_of_line)
   Call: (194) [system] char_type('S', space)
   Fail: (194) [system] char_type('S', space)
   Call: (194) [system] char_type('S', cntrl)
   Fail: (194) [system] char_type('S', cntrl)
^  Fail: (193) [user] is_like_space('S')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _322072)
   Exit: (192) [system] get_char((0x55798e5fad60), 'S')
   Call: (192) [system] 'S'='('
   Fail: (192) [system] 'S'='('
   Call: (192) [system] 'S'='['
   Fail: (192) [system] 'S'='['
   Call: (192) [system] 'S'='{'
   Fail: (192) [system] 'S'='{'
   Call: (192) [system] 'S'='"'
   Fail: (192) [system] 'S'='"'
   Call: (192) [system] 'S'=!
   Fail: (192) [system] 'S'=!
   Call: (192) [system] 'S'='\''
   Fail: (192) [system] 'S'='\''
   Call: (192) [system] 'S'='`'
   Fail: (192) [system] 'S'='`'
   Call: (192) [system] 'S'=end_of_file
   Fail: (192) [system] 'S'=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55798e5fad60), 'S', _306060)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _339714)
   Call: (194) [system] peek_char((0x55798e5fad60), _340648)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _339714=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (193) [user] classify_and_convert_charseq('S', [], _306060)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_349958, _349960), once(user:catch(read_from_chars(['S'], _306060), _349934, fail)), '$restore_trace'(_349958, _349960))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_349958, _349960))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _306060), _349934, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(_306060)
   Fail: (194) [system] atomic(_306060)
   Call: (194) [system] atom_chars(_306060, ['S'])
   Exit: (194) [system] atom_chars('S', ['S'])
^  Exit: (193) [user] classify_and_convert_charseq('S', [], 'S')
^  Exit: (192) [user] read_symbolic(')', (0x55798e5fad60), 'S', 'S')
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), 'S')
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _359334)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _361192)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _368930)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _371634)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _386712)
   Exit: (192) [system] peek_char((0x55798e5fad60), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _392282)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _394140)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _408294)
   Exit: (193) [system] get_char((0x55798e5fad60), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _392282)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _425936)
   Call: (195) [system] peek_char((0x55798e5fad60), _426870)
   Exit: (195) [system] peek_char((0x55798e5fad60), k)
^  Call: (195) [user] is_delimiter(k)
   Call: (196) [system] char_type(k, space)
   Fail: (196) [system] char_type(k, space)
   Call: (196) [system] arg(_431590, v('(', ')', end_of_file), k)
   Fail: (196) [system] arg(_432522, v('(', ')', end_of_file), k)
^  Fail: (195) [user] is_delimiter(k)
   Call: (195) [system] ')'==k
   Fail: (195) [system] ')'==k
   Call: (195) [system] get_char((0x55798e5fad60), k)
   Exit: (195) [system] get_char((0x55798e5fad60), k)
   Call: (195) [system] k=(\)
   Fail: (195) [system] k=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _439872)
   Call: (196) [system] peek_char((0x55798e5fad60), _440806)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_445526, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _439872=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _425936=[k]
   Exit: (195) [system] [k]=[k]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (194) [user] classify_and_convert_charseq($, [k], _392282)
   Call: (195) [system] atom_chars(_454756, ['_', k])
   Exit: (195) [system] atom_chars('_k', ['_', k])
^  Exit: (194) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _459420)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _461278)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _475432)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _479222)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _459420=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _359334=[_k]
   Exit: (192) [system] [_k]=[_k]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (191) [system] _264754=['S', _k]
   Exit: (191) [system] ['S', _k]=['S', _k]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), ['S', _k])
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), ['S', _k])
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _490310)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _492168)
   Exit: (191) [system] peek_char((0x55798e5fad60), ')')
   Call: (191) [system] ')'=(;)
   Fail: (191) [system] ')'=(;)
^  Call: (191) [user] is_like_space(')')
   Call: (192) [system] char_type(')', 'white')
   Fail: (192) [system] char_type(')', 'white')
   Call: (192) [system] char_type(')', end_of_line)
   Fail: (192) [system] char_type(')', end_of_line)
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] char_type(')', cntrl)
   Fail: (192) [system] char_type(')', cntrl)
^  Fail: (191) [user] is_like_space(')')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _506322)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=')'
   Exit: (190) [system] ')'=')'
   Call: (190) [system] get_char((0x55798e5fad60), _510112)
   Exit: (190) [system] get_char((0x55798e5fad60), ')')
   Call: (190) [system] _490310=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [])
   Call: (189) [system] _231806=[['S', _k]]
   Exit: (189) [system] [['S', _k]]=[['S', _k]]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [['S', _k]])
   Call: (188) [system] _116862=[_rb, ['S', _k]]
   Exit: (188) [system] [_rb, ['S', _k]]=[_rb, ['S', _k]]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [_rb, ['S', _k]])
   Call: (187) [system] _3384=[_kb, _rb, ['S', _k]]
   Exit: (187) [system] [_kb, _rb, ['S', _k]]=[_kb, _rb, ['S', _k]]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, ['S', _k]])
   Call: (186) [system] _3374=[_query, _kb, _rb, ['S', _k]]
   Exit: (186) [system] [_query, _kb, _rb, ['S', _k]]=[_query, _kb, _rb, ['S', _k]]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [_query, _kb, _rb, ['S', _k]])
   Call: (185) [system] _3366=[synthesize, _query, _kb, _rb, ['S', _k]]
   Exit: (185) [system] [synthesize, _query, _kb, _rb, ['S', _k]]=[synthesize, _query, _kb, _rb, ['S', _k]]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _529582)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _531440)
   Exit: (185) [system] peek_char((0x55798e5fad60), '\n')
   Call: (185) [system] '\n'=(;)
   Fail: (185) [system] '\n'=(;)
^  Call: (185) [user] is_like_space('\n')
   Call: (186) [system] char_type('\n', 'white')
   Fail: (186) [system] char_type('\n', 'white')
   Call: (186) [system] char_type('\n', end_of_line)
   Exit: (186) [system] char_type('\n', end_of_line)
^  Exit: (185) [user] is_like_space('\n')
   Call: (185) [system] get_char((0x55798e5fad60), _541034)
   Exit: (185) [system] get_char((0x55798e5fad60), '\n')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _543738)
   Exit: (186) [system] peek_char((0x55798e5fad60), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55798e5fad60), _551476)
   Exit: (186) [system] get_char((0x55798e5fad60), ' ')
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _554180)
   Exit: (187) [system] peek_char((0x55798e5fad60), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55798e5fad60), _561918)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _564622)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _572360)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _575064)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _592914)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _598484)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _600342)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _614496)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _598484)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _620066)
   Exit: (187) [system] peek_char((0x55798e5fad60), l)
   Call: (187) [system] l=(;)
   Fail: (187) [system] l=(;)
^  Call: (187) [user] is_like_space(l)
   Call: (188) [system] char_type(l, 'white')
   Fail: (188) [system] char_type(l, 'white')
   Call: (188) [system] char_type(l, end_of_line)
   Fail: (188) [system] char_type(l, end_of_line)
   Call: (188) [system] char_type(l, space)
   Fail: (188) [system] char_type(l, space)
   Call: (188) [system] char_type(l, cntrl)
   Fail: (188) [system] char_type(l, cntrl)
^  Fail: (187) [user] is_like_space(l)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _634220)
   Exit: (186) [system] peek_char((0x55798e5fad60), l)
   Call: (186) [system] l=')'
   Fail: (186) [system] l=')'
   Call: (186) [system] l=end_of_file
   Fail: (186) [system] l=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _639790)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _641648)
   Exit: (188) [system] peek_char((0x55798e5fad60), l)
   Call: (188) [system] l=(;)
   Fail: (188) [system] l=(;)
^  Call: (188) [user] is_like_space(l)
   Call: (189) [system] char_type(l, 'white')
   Fail: (189) [system] char_type(l, 'white')
   Call: (189) [system] char_type(l, end_of_line)
   Fail: (189) [system] char_type(l, end_of_line)
   Call: (189) [system] char_type(l, space)
   Fail: (189) [system] char_type(l, space)
   Call: (189) [system] char_type(l, cntrl)
   Fail: (189) [system] char_type(l, cntrl)
^  Fail: (188) [user] is_like_space(l)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _655802)
   Exit: (187) [system] get_char((0x55798e5fad60), l)
   Call: (187) [system] l='('
   Fail: (187) [system] l='('
   Call: (187) [system] l='['
   Fail: (187) [system] l='['
   Call: (187) [system] l='{'
   Fail: (187) [system] l='{'
   Call: (187) [system] l='"'
   Fail: (187) [system] l='"'
   Call: (187) [system] l=!
   Fail: (187) [system] l=!
   Call: (187) [system] l='\''
   Fail: (187) [system] l='\''
   Call: (187) [system] l='`'
   Fail: (187) [system] l='`'
   Call: (187) [system] l=end_of_file
   Fail: (187) [system] l=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), l, _639790)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _673444)
   Call: (189) [system] peek_char((0x55798e5fad60), _674378)
   Exit: (189) [system] peek_char((0x55798e5fad60), e)
^  Call: (189) [user] is_delimiter(e)
   Call: (190) [system] char_type(e, space)
   Fail: (190) [system] char_type(e, space)
   Call: (190) [system] arg(_679098, v('(', ')', end_of_file), e)
   Fail: (190) [system] arg(_680030, v('(', ')', end_of_file), e)
^  Fail: (189) [user] is_delimiter(e)
   Call: (189) [system] ')'==e
   Fail: (189) [system] ')'==e
   Call: (189) [system] get_char((0x55798e5fad60), e)
   Exit: (189) [system] get_char((0x55798e5fad60), e)
   Call: (189) [system] e=(\)
   Fail: (189) [system] e=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _687380)
   Call: (190) [system] peek_char((0x55798e5fad60), _688314)
   Exit: (190) [system] peek_char((0x55798e5fad60), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_693034, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_693966, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55798e5fad60), t)
   Exit: (190) [system] get_char((0x55798e5fad60), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _701316)
   Call: (191) [system] peek_char((0x55798e5fad60), _702250)
   Exit: (191) [system] peek_char((0x55798e5fad60), *)
^  Call: (191) [user] is_delimiter(*)
   Call: (192) [system] char_type(*, space)
   Fail: (192) [system] char_type(*, space)
   Call: (192) [system] arg(_706970, v('(', ')', end_of_file), *)
   Fail: (192) [system] arg(_707902, v('(', ')', end_of_file), *)
^  Fail: (191) [user] is_delimiter(*)
   Call: (191) [system] ')'==(*)
   Fail: (191) [system] ')'==(*)
   Call: (191) [system] get_char((0x55798e5fad60), *)
   Exit: (191) [system] get_char((0x55798e5fad60), *)
   Call: (191) [system] (*)=(\)
   Fail: (191) [system] (*)=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _715252)
   Call: (192) [system] peek_char((0x55798e5fad60), _716186)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _715252=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (191) [system] _701316=[*]
   Exit: (191) [system] [*]=[*]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [*])
   Call: (190) [system] _687380=[t, *]
   Exit: (190) [system] [t, *]=[t, *]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, *])
   Call: (189) [system] _673444=[e, t, *]
   Exit: (189) [system] [e, t, *]=[e, t, *]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, t, *])
^  Call: (188) [user] classify_and_convert_charseq(l, [e, t, *], _639790)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_733878, _733880), once(user:catch(read_from_chars([l, e, t, *], _639790), _733854, fail)), '$restore_trace'(_733878, _733880))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_733878, _733880))
   Call: (189) [system] atom_chars(_3436, [l, e, t, *])
   Exit: (189) [system] atom_chars('let*', [l, e, t, *])
^  Exit: (188) [user] classify_and_convert_charseq(l, [e, t, *], 'let*')
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), l, 'let*')
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), 'let*')
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _8208)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _10066)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _17804)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _20508)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _35586)
   Exit: (187) [system] peek_char((0x55798e5fad60), '(')
   Call: (187) [system] '('=')'
   Fail: (187) [system] '('=')'
   Call: (187) [system] '('=end_of_file
   Fail: (187) [system] '('=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _41156)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _43014)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _57168)
   Exit: (188) [system] get_char((0x55798e5fad60), '(')
   Call: (188) [system] '('='('
   Exit: (188) [system] '('='('
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _41156)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _62738)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _76892)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _82462)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _84320)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _98474)
   Exit: (190) [system] get_char((0x55798e5fad60), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _82462)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _104044)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _118198)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _123768)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _125626)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _139780)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _123768)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _145350)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _159504)
   Exit: (193) [system] peek_char((0x55798e5fad60), :)
   Call: (193) [system] (:)=')'
   Fail: (193) [system] (:)=')'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _165074)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _166932)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _181086)
   Exit: (194) [system] get_char((0x55798e5fad60), :)
   Call: (194) [system] (:)='('
   Fail: (194) [system] (:)='('
   Call: (194) [system] (:)='['
   Fail: (194) [system] (:)='['
   Call: (194) [system] (:)='{'
   Fail: (194) [system] (:)='{'
   Call: (194) [system] (:)='"'
   Fail: (194) [system] (:)='"'
   Call: (194) [system] (:)=!
   Fail: (194) [system] (:)=!
   Call: (194) [system] (:)='\''
   Fail: (194) [system] (:)='\''
   Call: (194) [system] (:)='`'
   Fail: (194) [system] (:)='`'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), :, _165074)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _198728)
   Call: (196) [system] peek_char((0x55798e5fad60), _199662)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _198728=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (195) [user] classify_and_convert_charseq(:, [], _165074)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_208972, _208974), once(user:catch(read_from_chars([:], _165074), _208948, fail)), '$restore_trace'(_208972, _208974))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_208972, _208974))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _208948, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(:)
   Exit: (196) [system] atomic(:)
^  Exit: (195) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _216472)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _218330)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _226068)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _228772)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _243850)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _249420)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _251278)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _265432)
   Exit: (195) [system] get_char((0x55798e5fad60), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _249420)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _283074)
   Call: (197) [system] peek_char((0x55798e5fad60), _284008)
   Exit: (197) [system] peek_char((0x55798e5fad60), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_288728, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_289660, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55798e5fad60), r)
   Exit: (197) [system] get_char((0x55798e5fad60), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _297010)
   Call: (198) [system] peek_char((0x55798e5fad60), _297944)
   Exit: (198) [system] peek_char((0x55798e5fad60), u)
^  Call: (198) [user] is_delimiter(u)
   Call: (199) [system] char_type(u, space)
   Fail: (199) [system] char_type(u, space)
   Call: (199) [system] arg(_302664, v('(', ')', end_of_file), u)
   Fail: (199) [system] arg(_303596, v('(', ')', end_of_file), u)
^  Fail: (198) [user] is_delimiter(u)
   Call: (198) [system] ')'==u
   Fail: (198) [system] ')'==u
   Call: (198) [system] get_char((0x55798e5fad60), u)
   Exit: (198) [system] get_char((0x55798e5fad60), u)
   Call: (198) [system] u=(\)
   Fail: (198) [system] u=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _310946)
   Call: (199) [system] peek_char((0x55798e5fad60), _311880)
   Exit: (199) [system] peek_char((0x55798e5fad60), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_316600, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_317532, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55798e5fad60), c)
   Exit: (199) [system] get_char((0x55798e5fad60), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _324882)
   Call: (200) [system] peek_char((0x55798e5fad60), _325816)
   Exit: (200) [system] peek_char((0x55798e5fad60), t)
^  Call: (200) [user] is_delimiter(t)
   Call: (201) [system] char_type(t, space)
   Fail: (201) [system] char_type(t, space)
   Call: (201) [system] arg(_330536, v('(', ')', end_of_file), t)
   Fail: (201) [system] arg(_331468, v('(', ')', end_of_file), t)
^  Fail: (200) [user] is_delimiter(t)
   Call: (200) [system] ')'==t
   Fail: (200) [system] ')'==t
   Call: (200) [system] get_char((0x55798e5fad60), t)
   Exit: (200) [system] get_char((0x55798e5fad60), t)
   Call: (200) [system] t=(\)
   Fail: (200) [system] t=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _338818)
   Call: (201) [system] peek_char((0x55798e5fad60), _339752)
   Exit: (201) [system] peek_char((0x55798e5fad60), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_344472, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_345404, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55798e5fad60), o)
   Exit: (201) [system] get_char((0x55798e5fad60), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _352754)
   Call: (202) [system] peek_char((0x55798e5fad60), _353688)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_358408, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_359340, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _366690)
   Call: (203) [system] peek_char((0x55798e5fad60), _367624)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _366690=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (202) [system] _352754=[r]
   Exit: (202) [system] [r]=[r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r])
   Call: (201) [system] _338818=[o, r]
   Exit: (201) [system] [o, r]=[o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, r])
   Call: (200) [system] _324882=[t, o, r]
   Exit: (200) [system] [t, o, r]=[t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, o, r])
   Call: (199) [system] _310946=[c, t, o, r]
   Exit: (199) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, o, r])
   Call: (198) [system] _297010=[u, c, t, o, r]
   Exit: (198) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, o, r])
   Call: (197) [system] _283074=[r, u, c, t, o, r]
   Exit: (197) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, u, c, t, o, r])
^  Call: (196) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _249420)
   Call: (197) [system] atom_chars(_393672, ['_', r, u, c, t, o, r])
   Exit: (197) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (196) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _ructor)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _ructor)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), _ructor)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _398336)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _400194)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _407932)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _410636)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _425714)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _431284)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _433142)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _447296)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _431284)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _452866)
   Exit: (198) [system] peek_char((0x55798e5fad60), -)
   Call: (198) [system] (-)=(;)
   Fail: (198) [system] (-)=(;)
^  Call: (198) [user] is_like_space(-)
   Call: (199) [system] char_type(-, 'white')
   Fail: (199) [system] char_type(-, 'white')
   Call: (199) [system] char_type(-, end_of_line)
   Fail: (199) [system] char_type(-, end_of_line)
   Call: (199) [system] char_type(-, space)
   Fail: (199) [system] char_type(-, space)
   Call: (199) [system] char_type(-, cntrl)
   Fail: (199) [system] char_type(-, cntrl)
^  Fail: (198) [user] is_like_space(-)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _467020)
   Exit: (197) [system] peek_char((0x55798e5fad60), -)
   Call: (197) [system] (-)=')'
   Fail: (197) [system] (-)=')'
   Call: (197) [system] (-)=end_of_file
   Fail: (197) [system] (-)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _472590)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _474448)
   Exit: (199) [system] peek_char((0x55798e5fad60), -)
   Call: (199) [system] (-)=(;)
   Fail: (199) [system] (-)=(;)
^  Call: (199) [user] is_like_space(-)
   Call: (200) [system] char_type(-, 'white')
   Fail: (200) [system] char_type(-, 'white')
   Call: (200) [system] char_type(-, end_of_line)
   Fail: (200) [system] char_type(-, end_of_line)
   Call: (200) [system] char_type(-, space)
   Fail: (200) [system] char_type(-, space)
   Call: (200) [system] char_type(-, cntrl)
   Fail: (200) [system] char_type(-, cntrl)
^  Fail: (199) [user] is_like_space(-)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _488602)
   Exit: (198) [system] get_char((0x55798e5fad60), -)
   Call: (198) [system] (-)='('
   Fail: (198) [system] (-)='('
   Call: (198) [system] (-)='['
   Fail: (198) [system] (-)='['
   Call: (198) [system] (-)='{'
   Fail: (198) [system] (-)='{'
   Call: (198) [system] (-)='"'
   Fail: (198) [system] (-)='"'
   Call: (198) [system] (-)=!
   Fail: (198) [system] (-)=!
   Call: (198) [system] (-)='\''
   Fail: (198) [system] (-)='\''
   Call: (198) [system] (-)='`'
   Fail: (198) [system] (-)='`'
   Call: (198) [system] (-)=end_of_file
   Fail: (198) [system] (-)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), -, _472590)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _506244)
   Call: (200) [system] peek_char((0x55798e5fad60), _507178)
   Exit: (200) [system] peek_char((0x55798e5fad60), >)
^  Call: (200) [user] is_delimiter(>)
   Call: (201) [system] char_type(>, space)
   Fail: (201) [system] char_type(>, space)
   Call: (201) [system] arg(_511898, v('(', ')', end_of_file), >)
   Fail: (201) [system] arg(_512830, v('(', ')', end_of_file), >)
^  Fail: (200) [user] is_delimiter(>)
   Call: (200) [system] ')'==(>)
   Fail: (200) [system] ')'==(>)
   Call: (200) [system] get_char((0x55798e5fad60), >)
   Exit: (200) [system] get_char((0x55798e5fad60), >)
   Call: (200) [system] (>)=(\)
   Fail: (200) [system] (>)=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _520180)
   Call: (201) [system] peek_char((0x55798e5fad60), _521114)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _520180=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _506244=[>]
   Exit: (200) [system] [>]=[>]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (199) [user] classify_and_convert_charseq(-, [>], _472590)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_533218, _533220), once(user:catch(read_from_chars([-, >], _472590), _533194, fail)), '$restore_trace'(_533218, _533220))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_533218, _533220))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _533194, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(->)
   Exit: (200) [system] atomic(->)
^  Exit: (199) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _540718)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _542576)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _550314)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _553018)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _568096)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _573666)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _575524)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _589678)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _573666)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _607320)
   Call: (201) [system] peek_char((0x55798e5fad60), _608254)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_612974, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_613906, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _621256)
   Call: (202) [system] peek_char((0x55798e5fad60), _622190)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_626910, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_627842, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _635192)
   Call: (203) [system] peek_char((0x55798e5fad60), _636126)
   Exit: (203) [system] peek_char((0x55798e5fad60), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_640846, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_641778, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55798e5fad60), e)
   Exit: (203) [system] get_char((0x55798e5fad60), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _649128)
   Call: (204) [system] peek_char((0x55798e5fad60), _650062)
   Exit: (204) [system] peek_char((0x55798e5fad60), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_654782, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_655714, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55798e5fad60), m)
   Exit: (204) [system] get_char((0x55798e5fad60), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _663064)
   Call: (205) [system] peek_char((0x55798e5fad60), _663998)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_668718, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_669650, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _677000)
   Call: (206) [system] peek_char((0x55798e5fad60), _677934)
   Exit: (206) [system] peek_char((0x55798e5fad60), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_682654, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_683586, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55798e5fad60), s)
   Exit: (206) [system] get_char((0x55798e5fad60), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _690936)
   Call: (207) [system] peek_char((0x55798e5fad60), _691870)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_696590, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_697522, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _704872)
   Call: (208) [system] peek_char((0x55798e5fad60), _705806)
   Exit: (208) [system] peek_char((0x55798e5fad60), '1')
^  Call: (208) [user] is_delimiter('1')
   Call: (209) [system] char_type('1', space)
   Fail: (209) [system] char_type('1', space)
   Call: (209) [system] arg(_710526, v('(', ')', end_of_file), '1')
   Fail: (209) [system] arg(_711458, v('(', ')', end_of_file), '1')
^  Fail: (208) [user] is_delimiter('1')
   Call: (208) [system] ')'=='1'
   Fail: (208) [system] ')'=='1'
   Call: (208) [system] get_char((0x55798e5fad60), '1')
   Exit: (208) [system] get_char((0x55798e5fad60), '1')
   Call: (208) [system] '1'=(\)
   Fail: (208) [system] '1'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _718808)
   Call: (209) [system] peek_char((0x55798e5fad60), _719742)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _718808=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _704872=['1']
   Exit: (208) [system] ['1']=['1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (207) [system] _690936=[e, '1']
   Exit: (207) [system] [e, '1']=[e, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '1'])
   Call: (206) [system] _677000=[s, e, '1']
   Exit: (206) [system] [s, e, '1']=[s, e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '1'])
   Call: (205) [system] _663064=[i, s, e, '1']
   Exit: (205) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '1'])
   Call: (204) [system] _649128=[m, i, s, e, '1']
   Exit: (204) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '1'])
   Call: (203) [system] _635192=[e, m, i, s, e, '1']
   Exit: (203) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '1'])
   Call: (202) [system] _621256=[r, e, m, i, s, e, '1']
   Exit: (202) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '1'])
   Call: (201) [system] _607320=[p, r, e, m, i, s, e, '1']
   Exit: (201) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '1'])
^  Call: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _573666)
   Call: (201) [system] atom_chars(_751378, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (201) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _premise1)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _premise1)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _756042)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _757900)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _765638)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _768342)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _783420)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _788990)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _790848)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _805002)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _788990)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _822644)
   Call: (202) [system] peek_char((0x55798e5fad60), _823578)
   Exit: (202) [system] peek_char((0x55798e5fad60), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_828298, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_829230, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55798e5fad60), p)
   Exit: (202) [system] get_char((0x55798e5fad60), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _836580)
   Call: (203) [system] peek_char((0x55798e5fad60), _837514)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_842234, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_843166, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _850516)
   Call: (204) [system] peek_char((0x55798e5fad60), _851450)
   Exit: (204) [system] peek_char((0x55798e5fad60), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_856170, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_857102, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55798e5fad60), e)
   Exit: (204) [system] get_char((0x55798e5fad60), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _864452)
   Call: (205) [system] peek_char((0x55798e5fad60), _865386)
   Exit: (205) [system] peek_char((0x55798e5fad60), m)
^  Call: (205) [user] is_delimiter(m)
   Call: (206) [system] char_type(m, space)
   Fail: (206) [system] char_type(m, space)
   Call: (206) [system] arg(_870106, v('(', ')', end_of_file), m)
   Fail: (206) [system] arg(_871038, v('(', ')', end_of_file), m)
^  Fail: (205) [user] is_delimiter(m)
   Call: (205) [system] ')'==m
   Fail: (205) [system] ')'==m
   Call: (205) [system] get_char((0x55798e5fad60), m)
   Exit: (205) [system] get_char((0x55798e5fad60), m)
   Call: (205) [system] m=(\)
   Fail: (205) [system] m=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _878388)
   Call: (206) [system] peek_char((0x55798e5fad60), _879322)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_884042, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_884974, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _892324)
   Call: (207) [system] peek_char((0x55798e5fad60), _893258)
   Exit: (207) [system] peek_char((0x55798e5fad60), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_897978, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_898910, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55798e5fad60), s)
   Exit: (207) [system] get_char((0x55798e5fad60), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _906260)
   Call: (208) [system] peek_char((0x55798e5fad60), _907194)
   Exit: (208) [system] peek_char((0x55798e5fad60), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_911914, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_912846, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55798e5fad60), e)
   Exit: (208) [system] get_char((0x55798e5fad60), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _920196)
   Call: (209) [system] peek_char((0x55798e5fad60), _921130)
   Exit: (209) [system] peek_char((0x55798e5fad60), '2')
^  Call: (209) [user] is_delimiter('2')
   Call: (210) [system] char_type('2', space)
   Fail: (210) [system] char_type('2', space)
   Call: (210) [system] arg(_925850, v('(', ')', end_of_file), '2')
   Fail: (210) [system] arg(_926782, v('(', ')', end_of_file), '2')
^  Fail: (209) [user] is_delimiter('2')
   Call: (209) [system] ')'=='2'
   Fail: (209) [system] ')'=='2'
   Call: (209) [system] get_char((0x55798e5fad60), '2')
   Exit: (209) [system] get_char((0x55798e5fad60), '2')
   Call: (209) [system] '2'=(\)
   Fail: (209) [system] '2'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _934132)
   Call: (210) [system] peek_char((0x55798e5fad60), _935066)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _934132=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _920196=['2']
   Exit: (209) [system] ['2']=['2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (208) [system] _906260=[e, '2']
   Exit: (208) [system] [e, '2']=[e, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '2'])
   Call: (207) [system] _892324=[s, e, '2']
   Exit: (207) [system] [s, e, '2']=[s, e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '2'])
   Call: (206) [system] _878388=[i, s, e, '2']
   Exit: (206) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '2'])
   Call: (205) [system] _864452=[m, i, s, e, '2']
   Exit: (205) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '2'])
   Call: (204) [system] _850516=[e, m, i, s, e, '2']
   Exit: (204) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '2'])
   Call: (203) [system] _836580=[r, e, m, i, s, e, '2']
   Exit: (203) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '2'])
   Call: (202) [system] _822644=[p, r, e, m, i, s, e, '2']
   Exit: (202) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '2'])
^  Call: (201) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _788990)
   Call: (202) [system] atom_chars(_966702, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (202) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (201) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _premise2)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _premise2)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _971366)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _973224)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _980962)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _983666)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _998744)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1004314)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1006172)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1020326)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _1004314)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1037968)
   Call: (203) [system] peek_char((0x55798e5fad60), _1038902)
   Exit: (203) [system] peek_char((0x55798e5fad60), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_1043622, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_1044554, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55798e5fad60), p)
   Exit: (203) [system] get_char((0x55798e5fad60), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1051904)
   Call: (204) [system] peek_char((0x55798e5fad60), _1052838)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1057558, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1058490, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1065840)
   Call: (205) [system] peek_char((0x55798e5fad60), _1066774)
   Exit: (205) [system] peek_char((0x55798e5fad60), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_1071494, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_1072426, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55798e5fad60), e)
   Exit: (205) [system] get_char((0x55798e5fad60), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1079776)
   Call: (206) [system] peek_char((0x55798e5fad60), _1080710)
   Exit: (206) [system] peek_char((0x55798e5fad60), m)
^  Call: (206) [user] is_delimiter(m)
   Call: (207) [system] char_type(m, space)
   Fail: (207) [system] char_type(m, space)
   Call: (207) [system] arg(_1085430, v('(', ')', end_of_file), m)
   Fail: (207) [system] arg(_1086362, v('(', ')', end_of_file), m)
^  Fail: (206) [user] is_delimiter(m)
   Call: (206) [system] ')'==m
   Fail: (206) [system] ')'==m
   Call: (206) [system] get_char((0x55798e5fad60), m)
   Exit: (206) [system] get_char((0x55798e5fad60), m)
   Call: (206) [system] m=(\)
   Fail: (206) [system] m=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1093712)
   Call: (207) [system] peek_char((0x55798e5fad60), _1094646)
   Exit: (207) [system] peek_char((0x55798e5fad60), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1099366, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1100298, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55798e5fad60), i)
   Exit: (207) [system] get_char((0x55798e5fad60), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1107648)
   Call: (208) [system] peek_char((0x55798e5fad60), _1108582)
   Exit: (208) [system] peek_char((0x55798e5fad60), s)
^  Call: (208) [user] is_delimiter(s)
   Call: (209) [system] char_type(s, space)
   Fail: (209) [system] char_type(s, space)
   Call: (209) [system] arg(_1113302, v('(', ')', end_of_file), s)
   Fail: (209) [system] arg(_1114234, v('(', ')', end_of_file), s)
^  Fail: (208) [user] is_delimiter(s)
   Call: (208) [system] ')'==s
   Fail: (208) [system] ')'==s
   Call: (208) [system] get_char((0x55798e5fad60), s)
   Exit: (208) [system] get_char((0x55798e5fad60), s)
   Call: (208) [system] s=(\)
   Fail: (208) [system] s=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1121584)
   Call: (209) [system] peek_char((0x55798e5fad60), _1122518)
   Exit: (209) [system] peek_char((0x55798e5fad60), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_1127238, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_1128170, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55798e5fad60), e)
   Exit: (209) [system] get_char((0x55798e5fad60), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1135520)
   Call: (210) [system] peek_char((0x55798e5fad60), _1136454)
   Exit: (210) [system] peek_char((0x55798e5fad60), '3')
^  Call: (210) [user] is_delimiter('3')
   Call: (211) [system] char_type('3', space)
   Fail: (211) [system] char_type('3', space)
   Call: (211) [system] arg(_1141174, v('(', ')', end_of_file), '3')
   Fail: (211) [system] arg(_1142106, v('(', ')', end_of_file), '3')
^  Fail: (210) [user] is_delimiter('3')
   Call: (210) [system] ')'=='3'
   Fail: (210) [system] ')'=='3'
   Call: (210) [system] get_char((0x55798e5fad60), '3')
   Exit: (210) [system] get_char((0x55798e5fad60), '3')
   Call: (210) [system] '3'=(\)
   Fail: (210) [system] '3'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1149456)
   Call: (211) [system] peek_char((0x55798e5fad60), _1150390)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1149456=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _1135520=['3']
   Exit: (210) [system] ['3']=['3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (209) [system] _1121584=[e, '3']
   Exit: (209) [system] [e, '3']=[e, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '3'])
   Call: (208) [system] _1107648=[s, e, '3']
   Exit: (208) [system] [s, e, '3']=[s, e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '3'])
   Call: (207) [system] _1093712=[i, s, e, '3']
   Exit: (207) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '3'])
   Call: (206) [system] _1079776=[m, i, s, e, '3']
   Exit: (206) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '3'])
   Call: (205) [system] _1065840=[e, m, i, s, e, '3']
   Exit: (205) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '3'])
   Call: (204) [system] _1051904=[r, e, m, i, s, e, '3']
   Exit: (204) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '3'])
   Call: (203) [system] _1037968=[p, r, e, m, i, s, e, '3']
   Exit: (203) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '3'])
^  Call: (202) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _1004314)
   Call: (203) [system] atom_chars(_1182026, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (203) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (202) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _premise3)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _premise3)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1186690)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1188548)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1196286)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1198990)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1214068)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1219638)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1221496)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1235650)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _1219638)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1253292)
   Call: (204) [system] peek_char((0x55798e5fad60), _1254226)
   Exit: (204) [system] peek_char((0x55798e5fad60), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_1258946, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_1259878, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55798e5fad60), p)
   Exit: (204) [system] get_char((0x55798e5fad60), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1267228)
   Call: (205) [system] peek_char((0x55798e5fad60), _1268162)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1272882, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1273814, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1281164)
   Call: (206) [system] peek_char((0x55798e5fad60), _1282098)
   Exit: (206) [system] peek_char((0x55798e5fad60), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_1286818, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_1287750, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55798e5fad60), e)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1295100)
   Call: (207) [system] peek_char((0x55798e5fad60), _1296034)
   Exit: (207) [system] peek_char((0x55798e5fad60), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_1300754, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_1301686, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55798e5fad60), m)
   Exit: (207) [system] get_char((0x55798e5fad60), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1309036)
   Call: (208) [system] peek_char((0x55798e5fad60), _1309970)
   Exit: (208) [system] peek_char((0x55798e5fad60), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1314690, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1315622, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55798e5fad60), i)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1322972)
   Call: (209) [system] peek_char((0x55798e5fad60), _1323906)
   Exit: (209) [system] peek_char((0x55798e5fad60), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_1328626, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_1329558, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55798e5fad60), s)
   Exit: (209) [system] get_char((0x55798e5fad60), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1336908)
   Call: (210) [system] peek_char((0x55798e5fad60), _1337842)
   Exit: (210) [system] peek_char((0x55798e5fad60), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_1342562, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_1343494, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55798e5fad60), e)
   Exit: (210) [system] get_char((0x55798e5fad60), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1350844)
   Call: (211) [system] peek_char((0x55798e5fad60), _1351778)
   Exit: (211) [system] peek_char((0x55798e5fad60), '4')
^  Call: (211) [user] is_delimiter('4')
   Call: (212) [system] char_type('4', space)
   Fail: (212) [system] char_type('4', space)
   Call: (212) [system] arg(_1356498, v('(', ')', end_of_file), '4')
   Fail: (212) [system] arg(_1357430, v('(', ')', end_of_file), '4')
^  Fail: (211) [user] is_delimiter('4')
   Call: (211) [system] ')'=='4'
   Fail: (211) [system] ')'=='4'
   Call: (211) [system] get_char((0x55798e5fad60), '4')
   Exit: (211) [system] get_char((0x55798e5fad60), '4')
   Call: (211) [system] '4'=(\)
   Fail: (211) [system] '4'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1364780)
   Call: (212) [system] peek_char((0x55798e5fad60), _1365714)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _1364780=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _1350844=['4']
   Exit: (211) [system] ['4']=['4']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), ['4'])
   Call: (210) [system] _1336908=[e, '4']
   Exit: (210) [system] [e, '4']=[e, '4']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '4'])
   Call: (209) [system] _1322972=[s, e, '4']
   Exit: (209) [system] [s, e, '4']=[s, e, '4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '4'])
   Call: (208) [system] _1309036=[i, s, e, '4']
   Exit: (208) [system] [i, s, e, '4']=[i, s, e, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '4'])
   Call: (207) [system] _1295100=[m, i, s, e, '4']
   Exit: (207) [system] [m, i, s, e, '4']=[m, i, s, e, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '4'])
   Call: (206) [system] _1281164=[e, m, i, s, e, '4']
   Exit: (206) [system] [e, m, i, s, e, '4']=[e, m, i, s, e, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '4'])
   Call: (205) [system] _1267228=[r, e, m, i, s, e, '4']
   Exit: (205) [system] [r, e, m, i, s, e, '4']=[r, e, m, i, s, e, '4']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '4'])
   Call: (204) [system] _1253292=[p, r, e, m, i, s, e, '4']
   Exit: (204) [system] [p, r, e, m, i, s, e, '4']=[p, r, e, m, i, s, e, '4']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '4'])
^  Call: (203) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '4'], _1219638)
   Call: (204) [system] atom_chars(_1397350, ['_', p, r, e, m, i, s, e, '4'])
   Exit: (204) [system] atom_chars('_premise4', ['_', p, r, e, m, i, s, e, '4'])
^  Exit: (203) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '4'], _premise4)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _premise4)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _premise4)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1402014)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1403872)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1411610)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1414314)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1429392)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1434962)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1436820)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _1450974)
   Exit: (203) [system] get_char((0x55798e5fad60), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _1434962)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1468616)
   Call: (205) [system] peek_char((0x55798e5fad60), _1469550)
   Exit: (205) [system] peek_char((0x55798e5fad60), c)
^  Call: (205) [user] is_delimiter(c)
   Call: (206) [system] char_type(c, space)
   Fail: (206) [system] char_type(c, space)
   Call: (206) [system] arg(_1474270, v('(', ')', end_of_file), c)
   Fail: (206) [system] arg(_1475202, v('(', ')', end_of_file), c)
^  Fail: (205) [user] is_delimiter(c)
   Call: (205) [system] ')'==c
   Fail: (205) [system] ')'==c
   Call: (205) [system] get_char((0x55798e5fad60), c)
   Exit: (205) [system] get_char((0x55798e5fad60), c)
   Call: (205) [system] c=(\)
   Fail: (205) [system] c=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1482552)
   Call: (206) [system] peek_char((0x55798e5fad60), _1483486)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1488206, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1489138, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1496488)
   Call: (207) [system] peek_char((0x55798e5fad60), _1497422)
   Exit: (207) [system] peek_char((0x55798e5fad60), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_1502142, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_1503074, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55798e5fad60), n)
   Exit: (207) [system] get_char((0x55798e5fad60), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1510424)
   Call: (208) [system] peek_char((0x55798e5fad60), _1511358)
   Exit: (208) [system] peek_char((0x55798e5fad60), c)
^  Call: (208) [user] is_delimiter(c)
   Call: (209) [system] char_type(c, space)
   Fail: (209) [system] char_type(c, space)
   Call: (209) [system] arg(_1516078, v('(', ')', end_of_file), c)
   Fail: (209) [system] arg(_1517010, v('(', ')', end_of_file), c)
^  Fail: (208) [user] is_delimiter(c)
   Call: (208) [system] ')'==c
   Fail: (208) [system] ')'==c
   Call: (208) [system] get_char((0x55798e5fad60), c)
   Exit: (208) [system] get_char((0x55798e5fad60), c)
   Call: (208) [system] c=(\)
   Fail: (208) [system] c=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1524360)
   Call: (209) [system] peek_char((0x55798e5fad60), _1525294)
   Exit: (209) [system] peek_char((0x55798e5fad60), l)
^  Call: (209) [user] is_delimiter(l)
   Call: (210) [system] char_type(l, space)
   Fail: (210) [system] char_type(l, space)
   Call: (210) [system] arg(_1530014, v('(', ')', end_of_file), l)
   Fail: (210) [system] arg(_1530946, v('(', ')', end_of_file), l)
^  Fail: (209) [user] is_delimiter(l)
   Call: (209) [system] ')'==l
   Fail: (209) [system] ')'==l
   Call: (209) [system] get_char((0x55798e5fad60), l)
   Exit: (209) [system] get_char((0x55798e5fad60), l)
   Call: (209) [system] l=(\)
   Fail: (209) [system] l=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1538296)
   Call: (210) [system] peek_char((0x55798e5fad60), _1539230)
   Exit: (210) [system] peek_char((0x55798e5fad60), u)
^  Call: (210) [user] is_delimiter(u)
   Call: (211) [system] char_type(u, space)
   Fail: (211) [system] char_type(u, space)
   Call: (211) [system] arg(_1543950, v('(', ')', end_of_file), u)
   Fail: (211) [system] arg(_1544882, v('(', ')', end_of_file), u)
^  Fail: (210) [user] is_delimiter(u)
   Call: (210) [system] ')'==u
   Fail: (210) [system] ')'==u
   Call: (210) [system] get_char((0x55798e5fad60), u)
   Exit: (210) [system] get_char((0x55798e5fad60), u)
   Call: (210) [system] u=(\)
   Fail: (210) [system] u=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1552232)
   Call: (211) [system] peek_char((0x55798e5fad60), _1553166)
   Exit: (211) [system] peek_char((0x55798e5fad60), s)
^  Call: (211) [user] is_delimiter(s)
   Call: (212) [system] char_type(s, space)
   Fail: (212) [system] char_type(s, space)
   Call: (212) [system] arg(_1557886, v('(', ')', end_of_file), s)
   Fail: (212) [system] arg(_1558818, v('(', ')', end_of_file), s)
^  Fail: (211) [user] is_delimiter(s)
   Call: (211) [system] ')'==s
   Fail: (211) [system] ')'==s
   Call: (211) [system] get_char((0x55798e5fad60), s)
   Exit: (211) [system] get_char((0x55798e5fad60), s)
   Call: (211) [system] s=(\)
   Fail: (211) [system] s=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1566168)
   Call: (212) [system] peek_char((0x55798e5fad60), _1567102)
   Exit: (212) [system] peek_char((0x55798e5fad60), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_1571822, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_1572754, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55798e5fad60), i)
   Exit: (212) [system] get_char((0x55798e5fad60), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1580104)
   Call: (213) [system] peek_char((0x55798e5fad60), _1581038)
   Exit: (213) [system] peek_char((0x55798e5fad60), o)
^  Call: (213) [user] is_delimiter(o)
   Call: (214) [system] char_type(o, space)
   Fail: (214) [system] char_type(o, space)
   Call: (214) [system] arg(_1585758, v('(', ')', end_of_file), o)
   Fail: (214) [system] arg(_1586690, v('(', ')', end_of_file), o)
^  Fail: (213) [user] is_delimiter(o)
   Call: (213) [system] ')'==o
   Fail: (213) [system] ')'==o
   Call: (213) [system] get_char((0x55798e5fad60), o)
   Exit: (213) [system] get_char((0x55798e5fad60), o)
   Call: (213) [system] o=(\)
   Fail: (213) [system] o=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1594040)
   Call: (214) [system] peek_char((0x55798e5fad60), _1594974)
   Exit: (214) [system] peek_char((0x55798e5fad60), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1599694, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1600626, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55798e5fad60), n)
   Exit: (214) [system] get_char((0x55798e5fad60), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1607976)
   Call: (215) [system] peek_char((0x55798e5fad60), _1608910)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_1613630, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _1607976=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (214) [system] _1594040=[n]
   Exit: (214) [system] [n]=[n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (213) [system] _1580104=[o, n]
   Exit: (213) [system] [o, n]=[o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (212) [system] _1566168=[i, o, n]
   Exit: (212) [system] [i, o, n]=[i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (211) [system] _1552232=[s, i, o, n]
   Exit: (211) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, o, n])
   Call: (210) [system] _1538296=[u, s, i, o, n]
   Exit: (210) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, s, i, o, n])
   Call: (209) [system] _1524360=[l, u, s, i, o, n]
   Exit: (209) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, u, s, i, o, n])
   Call: (208) [system] _1510424=[c, l, u, s, i, o, n]
   Exit: (208) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, l, u, s, i, o, n])
   Call: (207) [system] _1496488=[n, c, l, u, s, i, o, n]
   Exit: (207) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, l, u, s, i, o, n])
   Call: (206) [system] _1482552=[o, n, c, l, u, s, i, o, n]
   Exit: (206) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, c, l, u, s, i, o, n])
   Call: (205) [system] _1468616=[c, o, n, c, l, u, s, i, o, n]
   Exit: (205) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, o, n, c, l, u, s, i, o, n])
^  Call: (204) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _1434962)
   Call: (205) [system] atom_chars(_1648006, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (205) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (204) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _conclusion)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), _conclusion)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _1652670)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1654528)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1668682)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55798e5fad60), _1672472)
   Exit: (203) [system] get_char((0x55798e5fad60), ')')
   Call: (203) [system] _1652670=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [])
   Call: (202) [system] _1402014=[_conclusion]
   Exit: (202) [system] [_conclusion]=[_conclusion]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [_conclusion])
   Call: (201) [system] _1186690=[_premise4, _conclusion]
   Exit: (201) [system] [_premise4, _conclusion]=[_premise4, _conclusion]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_premise4, _conclusion])
   Call: (200) [system] _971366=[_premise3, _premise4, _conclusion]
   Exit: (200) [system] [_premise3, _premise4, _conclusion]=[_premise3, _premise4, _conclusion]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_premise3, _premise4, _conclusion])
   Call: (199) [system] _756042=[_premise2, _premise3, _premise4, _conclusion]
   Exit: (199) [system] [_premise2, _premise3, _premise4, _conclusion]=[_premise2, _premise3, _premise4, _conclusion]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_premise2, _premise3, _premise4, _conclusion])
   Call: (198) [system] _540718=[_premise1, _premise2, _premise3, _premise4, _conclusion]
   Exit: (198) [system] [_premise1, _premise2, _premise3, _premise4, _conclusion]=[_premise1, _premise2, _premise3, _premise4, _conclusion]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_premise1, _premise2, _premise3, _premise4, _conclusion])
   Call: (197) [system] _431284=[->, _premise1, _premise2, _premise3, _premise4, _conclusion]
   Exit: (197) [system] [->, _premise1, _premise2, _premise3, _premise4, _conclusion]=[->, _premise1, _premise2, _premise3, _premise4, _conclusion]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [->, _premise1, _premise2, _premise3, _premise4, _conclusion])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [->, _premise1, _premise2, _premise3, _premise4, _conclusion])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1694736)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1696594)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1710748)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _1714538)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _1694736=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _398336=[[->, _premise1, _premise2, _premise3, _premise4, _conclusion]]
   Exit: (195) [system] [[->, _premise1, _premise2, _premise3, _premise4, _conclusion]]=[[->, _premise1, _premise2, _premise3, _premise4, _conclusion]]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[->, _premise1, _premise2, _premise3, _premise4, _conclusion]])
   Call: (194) [system] _216472=[_ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]
   Exit: (194) [system] [_ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]=[_ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [_ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]])
   Call: (193) [system] _123768=[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]
   Exit: (193) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]=[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1728420)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1730278)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1738016)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1740720)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1755798)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1761368)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1763226)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1777380)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1761368)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1782950)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1797104)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1802674)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1804532)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1818686)
   Exit: (195) [system] get_char((0x55798e5fad60), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _1802674)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1836328)
   Call: (197) [system] peek_char((0x55798e5fad60), _1837262)
   Exit: (197) [system] peek_char((0x55798e5fad60), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_1841982, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_1842914, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55798e5fad60), r)
   Exit: (197) [system] get_char((0x55798e5fad60), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1850264)
   Call: (198) [system] peek_char((0x55798e5fad60), _1851198)
   Exit: (198) [system] peek_char((0x55798e5fad60), b)
^  Call: (198) [user] is_delimiter(b)
   Call: (199) [system] char_type(b, space)
   Fail: (199) [system] char_type(b, space)
   Call: (199) [system] arg(_1855918, v('(', ')', end_of_file), b)
   Fail: (199) [system] arg(_1856850, v('(', ')', end_of_file), b)
^  Fail: (198) [user] is_delimiter(b)
   Call: (198) [system] ')'==b
   Fail: (198) [system] ')'==b
   Call: (198) [system] get_char((0x55798e5fad60), b)
   Exit: (198) [system] get_char((0x55798e5fad60), b)
   Call: (198) [system] b=(\)
   Fail: (198) [system] b=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1864200)
   Call: (199) [system] peek_char((0x55798e5fad60), _1865134)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1869854, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1864200=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (198) [system] _1850264=[b]
   Exit: (198) [system] [b]=[b]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (197) [system] _1836328=[r, b]
   Exit: (197) [system] [r, b]=[r, b]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (196) [user] classify_and_convert_charseq($, [r, b], _1802674)
   Call: (197) [system] atom_chars(_1881878, ['_', r, b])
   Exit: (197) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (196) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1886542)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1888400)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1902554)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55798e5fad60), _1906344)
   Exit: (195) [system] get_char((0x55798e5fad60), ')')
   Call: (195) [system] _1886542=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [])
   Call: (194) [system] _1761368=[_rb]
   Exit: (194) [system] [_rb]=[_rb]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [_rb])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [_rb])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1914638)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1916496)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1930650)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _1934440)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _1914638=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _1728420=[[_rb]]
   Exit: (192) [system] [[_rb]]=[[_rb]]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [[_rb]])
   Call: (191) [system] _82462=[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]]
   Exit: (191) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]]=[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]])
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]])
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _1945528)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1947386)
   Exit: (191) [system] peek_char((0x55798e5fad60), '\n')
   Call: (191) [system] '\n'=(;)
   Fail: (191) [system] '\n'=(;)
^  Call: (191) [user] is_like_space('\n')
   Call: (192) [system] char_type('\n', 'white')
   Fail: (192) [system] char_type('\n', 'white')
   Call: (192) [system] char_type('\n', end_of_line)
   Exit: (192) [system] char_type('\n', end_of_line)
^  Exit: (191) [user] is_like_space('\n')
   Call: (191) [system] get_char((0x55798e5fad60), _1956980)
   Exit: (191) [system] get_char((0x55798e5fad60), '\n')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1959684)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _1967422)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1970126)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1977864)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1980568)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1988306)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1991010)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1998748)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _2001452)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _2009190)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _2011894)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _2019632)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _2022336)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _2030074)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _2032778)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _2040516)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _2043220)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _2050958)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _2053662)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _2061400)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _2064104)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _2088422)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _2093992)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _2095850)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _16714)
   Exit: (191) [system] get_char((0x55798e5fad60), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _3554)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _22284)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _36438)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _42008)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _43866)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _58020)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _42008)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _63590)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _77744)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=')'
   Fail: (194) [system] (:)=')'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _83314)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _85172)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _99326)
   Exit: (195) [system] get_char((0x55798e5fad60), :)
   Call: (195) [system] (:)='('
   Fail: (195) [system] (:)='('
   Call: (195) [system] (:)='['
   Fail: (195) [system] (:)='['
   Call: (195) [system] (:)='{'
   Fail: (195) [system] (:)='{'
   Call: (195) [system] (:)='"'
   Fail: (195) [system] (:)='"'
   Call: (195) [system] (:)=!
   Fail: (195) [system] (:)=!
   Call: (195) [system] (:)='\''
   Fail: (195) [system] (:)='\''
   Call: (195) [system] (:)='`'
   Fail: (195) [system] (:)='`'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), :, _83314)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _116968)
   Call: (197) [system] peek_char((0x55798e5fad60), _117902)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _116968=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (196) [user] classify_and_convert_charseq(:, [], _83314)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_127212, _127214), once(user:catch(read_from_chars([:], _83314), _127188, fail)), '$restore_trace'(_127212, _127214))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_127212, _127214))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _127188, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(:)
   Exit: (197) [system] atomic(:)
^  Exit: (196) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _134712)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _136570)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _144308)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _147012)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _162090)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _167660)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _169518)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _183672)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _167660)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _189242)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _203396)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _208966)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _210824)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _224978)
   Exit: (198) [system] get_char((0x55798e5fad60), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _208966)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _242620)
   Call: (200) [system] peek_char((0x55798e5fad60), _243554)
   Exit: (200) [system] peek_char((0x55798e5fad60), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_248274, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_249206, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55798e5fad60), r)
   Exit: (200) [system] get_char((0x55798e5fad60), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _256556)
   Call: (201) [system] peek_char((0x55798e5fad60), _257490)
   Exit: (201) [system] peek_char((0x55798e5fad60), u)
^  Call: (201) [user] is_delimiter(u)
   Call: (202) [system] char_type(u, space)
   Fail: (202) [system] char_type(u, space)
   Call: (202) [system] arg(_262210, v('(', ')', end_of_file), u)
   Fail: (202) [system] arg(_263142, v('(', ')', end_of_file), u)
^  Fail: (201) [user] is_delimiter(u)
   Call: (201) [system] ')'==u
   Fail: (201) [system] ')'==u
   Call: (201) [system] get_char((0x55798e5fad60), u)
   Exit: (201) [system] get_char((0x55798e5fad60), u)
   Call: (201) [system] u=(\)
   Fail: (201) [system] u=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _270492)
   Call: (202) [system] peek_char((0x55798e5fad60), _271426)
   Exit: (202) [system] peek_char((0x55798e5fad60), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_276146, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_277078, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55798e5fad60), c)
   Exit: (202) [system] get_char((0x55798e5fad60), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _284428)
   Call: (203) [system] peek_char((0x55798e5fad60), _285362)
   Exit: (203) [system] peek_char((0x55798e5fad60), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_290082, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_291014, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55798e5fad60), t)
   Exit: (203) [system] get_char((0x55798e5fad60), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _298364)
   Call: (204) [system] peek_char((0x55798e5fad60), _299298)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_304018, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_304950, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _312300)
   Call: (205) [system] peek_char((0x55798e5fad60), _313234)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_317954, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_318886, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _326236)
   Call: (206) [system] peek_char((0x55798e5fad60), _327170)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _326236=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _312300=[r]
   Exit: (205) [system] [r]=[r]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r])
   Call: (204) [system] _298364=[o, r]
   Exit: (204) [system] [o, r]=[o, r]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, r])
   Call: (203) [system] _284428=[t, o, r]
   Exit: (203) [system] [t, o, r]=[t, o, r]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, o, r])
   Call: (202) [system] _270492=[c, t, o, r]
   Exit: (202) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, o, r])
   Call: (201) [system] _256556=[u, c, t, o, r]
   Exit: (201) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, o, r])
   Call: (200) [system] _242620=[r, u, c, t, o, r]
   Exit: (200) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, u, c, t, o, r])
^  Call: (199) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _208966)
   Call: (200) [system] atom_chars(_353218, ['_', r, u, c, t, o, r])
   Exit: (200) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (199) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _ructor)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _ructor)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), _ructor)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _357882)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _359740)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _367478)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _370182)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _385260)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _390830)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _392688)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _406842)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _390830)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _424484)
   Call: (201) [system] peek_char((0x55798e5fad60), _425418)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_430138, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_431070, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _438420)
   Call: (202) [system] peek_char((0x55798e5fad60), _439354)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_444074, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_445006, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _452356)
   Call: (203) [system] peek_char((0x55798e5fad60), _453290)
   Exit: (203) [system] peek_char((0x55798e5fad60), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_458010, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_458942, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55798e5fad60), o)
   Exit: (203) [system] get_char((0x55798e5fad60), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _466292)
   Call: (204) [system] peek_char((0x55798e5fad60), _467226)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_471946, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_472878, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _480228)
   Call: (205) [system] peek_char((0x55798e5fad60), _481162)
   Exit: (205) [system] peek_char((0x55798e5fad60), f)
^  Call: (205) [user] is_delimiter(f)
   Call: (206) [system] char_type(f, space)
   Fail: (206) [system] char_type(f, space)
   Call: (206) [system] arg(_485882, v('(', ')', end_of_file), f)
   Fail: (206) [system] arg(_486814, v('(', ')', end_of_file), f)
^  Fail: (205) [user] is_delimiter(f)
   Call: (205) [system] ')'==f
   Fail: (205) [system] ')'==f
   Call: (205) [system] get_char((0x55798e5fad60), f)
   Exit: (205) [system] get_char((0x55798e5fad60), f)
   Call: (205) [system] f=(\)
   Fail: (205) [system] f=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _494164)
   Call: (206) [system] peek_char((0x55798e5fad60), _495098)
   Exit: (206) [system] peek_char((0x55798e5fad60), '1')
^  Call: (206) [user] is_delimiter('1')
   Call: (207) [system] char_type('1', space)
   Fail: (207) [system] char_type('1', space)
   Call: (207) [system] arg(_499818, v('(', ')', end_of_file), '1')
   Fail: (207) [system] arg(_500750, v('(', ')', end_of_file), '1')
^  Fail: (206) [user] is_delimiter('1')
   Call: (206) [system] ')'=='1'
   Fail: (206) [system] ')'=='1'
   Call: (206) [system] get_char((0x55798e5fad60), '1')
   Exit: (206) [system] get_char((0x55798e5fad60), '1')
   Call: (206) [system] '1'=(\)
   Fail: (206) [system] '1'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _508100)
   Call: (207) [system] peek_char((0x55798e5fad60), _509034)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _508100=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (206) [system] _494164=['1']
   Exit: (206) [system] ['1']=['1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (205) [system] _480228=[f, '1']
   Exit: (205) [system] [f, '1']=[f, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '1'])
   Call: (204) [system] _466292=[o, f, '1']
   Exit: (204) [system] [o, f, '1']=[o, f, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '1'])
   Call: (203) [system] _452356=[o, o, f, '1']
   Exit: (203) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '1'])
   Call: (202) [system] _438420=[r, o, o, f, '1']
   Exit: (202) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '1'])
   Call: (201) [system] _424484=[p, r, o, o, f, '1']
   Exit: (201) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '1'])
^  Call: (200) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _390830)
   Call: (201) [system] atom_chars(_535082, ['_', p, r, o, o, f, '1'])
   Exit: (201) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (200) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _proof1)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _proof1)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _proof1)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _539746)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _541604)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _549342)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _552046)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _567124)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _572694)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _574552)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _588706)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _572694)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _606348)
   Call: (202) [system] peek_char((0x55798e5fad60), _607282)
   Exit: (202) [system] peek_char((0x55798e5fad60), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_612002, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_612934, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55798e5fad60), p)
   Exit: (202) [system] get_char((0x55798e5fad60), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _620284)
   Call: (203) [system] peek_char((0x55798e5fad60), _621218)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_625938, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_626870, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _634220)
   Call: (204) [system] peek_char((0x55798e5fad60), _635154)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_639874, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_640806, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _648156)
   Call: (205) [system] peek_char((0x55798e5fad60), _649090)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_653810, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_654742, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _662092)
   Call: (206) [system] peek_char((0x55798e5fad60), _663026)
   Exit: (206) [system] peek_char((0x55798e5fad60), f)
^  Call: (206) [user] is_delimiter(f)
   Call: (207) [system] char_type(f, space)
   Fail: (207) [system] char_type(f, space)
   Call: (207) [system] arg(_667746, v('(', ')', end_of_file), f)
   Fail: (207) [system] arg(_668678, v('(', ')', end_of_file), f)
^  Fail: (206) [user] is_delimiter(f)
   Call: (206) [system] ')'==f
   Fail: (206) [system] ')'==f
   Call: (206) [system] get_char((0x55798e5fad60), f)
   Exit: (206) [system] get_char((0x55798e5fad60), f)
   Call: (206) [system] f=(\)
   Fail: (206) [system] f=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _676028)
   Call: (207) [system] peek_char((0x55798e5fad60), _676962)
   Exit: (207) [system] peek_char((0x55798e5fad60), '2')
^  Call: (207) [user] is_delimiter('2')
   Call: (208) [system] char_type('2', space)
   Fail: (208) [system] char_type('2', space)
   Call: (208) [system] arg(_681682, v('(', ')', end_of_file), '2')
   Fail: (208) [system] arg(_682614, v('(', ')', end_of_file), '2')
^  Fail: (207) [user] is_delimiter('2')
   Call: (207) [system] ')'=='2'
   Fail: (207) [system] ')'=='2'
   Call: (207) [system] get_char((0x55798e5fad60), '2')
   Exit: (207) [system] get_char((0x55798e5fad60), '2')
   Call: (207) [system] '2'=(\)
   Fail: (207) [system] '2'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _689964)
   Call: (208) [system] peek_char((0x55798e5fad60), _690898)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _689964=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _676028=['2']
   Exit: (207) [system] ['2']=['2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (206) [system] _662092=[f, '2']
   Exit: (206) [system] [f, '2']=[f, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '2'])
   Call: (205) [system] _648156=[o, f, '2']
   Exit: (205) [system] [o, f, '2']=[o, f, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '2'])
   Call: (204) [system] _634220=[o, o, f, '2']
   Exit: (204) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '2'])
   Call: (203) [system] _620284=[r, o, o, f, '2']
   Exit: (203) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '2'])
   Call: (202) [system] _606348=[p, r, o, o, f, '2']
   Exit: (202) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '2'])
^  Call: (201) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _572694)
   Call: (202) [system] atom_chars(_716946, ['_', p, r, o, o, f, '2'])
   Exit: (202) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (201) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _proof2)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _proof2)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _proof2)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _721610)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _723468)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _731206)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _733910)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _748988)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _754558)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _756416)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _770570)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _754558)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _788212)
   Call: (203) [system] peek_char((0x55798e5fad60), _789146)
   Exit: (203) [system] peek_char((0x55798e5fad60), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_793866, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_794798, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55798e5fad60), p)
   Exit: (203) [system] get_char((0x55798e5fad60), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _802148)
   Call: (204) [system] peek_char((0x55798e5fad60), _803082)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_807802, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_808734, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _816084)
   Call: (205) [system] peek_char((0x55798e5fad60), _817018)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_821738, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_822670, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _830020)
   Call: (206) [system] peek_char((0x55798e5fad60), _830954)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_835674, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_836606, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _843956)
   Call: (207) [system] peek_char((0x55798e5fad60), _844890)
   Exit: (207) [system] peek_char((0x55798e5fad60), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_849610, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_850542, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55798e5fad60), f)
   Exit: (207) [system] get_char((0x55798e5fad60), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _857892)
   Call: (208) [system] peek_char((0x55798e5fad60), _858826)
   Exit: (208) [system] peek_char((0x55798e5fad60), '3')
^  Call: (208) [user] is_delimiter('3')
   Call: (209) [system] char_type('3', space)
   Fail: (209) [system] char_type('3', space)
   Call: (209) [system] arg(_863546, v('(', ')', end_of_file), '3')
   Fail: (209) [system] arg(_864478, v('(', ')', end_of_file), '3')
^  Fail: (208) [user] is_delimiter('3')
   Call: (208) [system] ')'=='3'
   Fail: (208) [system] ')'=='3'
   Call: (208) [system] get_char((0x55798e5fad60), '3')
   Exit: (208) [system] get_char((0x55798e5fad60), '3')
   Call: (208) [system] '3'=(\)
   Fail: (208) [system] '3'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _871828)
   Call: (209) [system] peek_char((0x55798e5fad60), _872762)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _871828=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _857892=['3']
   Exit: (208) [system] ['3']=['3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (207) [system] _843956=[f, '3']
   Exit: (207) [system] [f, '3']=[f, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '3'])
   Call: (206) [system] _830020=[o, f, '3']
   Exit: (206) [system] [o, f, '3']=[o, f, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '3'])
   Call: (205) [system] _816084=[o, o, f, '3']
   Exit: (205) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '3'])
   Call: (204) [system] _802148=[r, o, o, f, '3']
   Exit: (204) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '3'])
   Call: (203) [system] _788212=[p, r, o, o, f, '3']
   Exit: (203) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '3'])
^  Call: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _754558)
   Call: (203) [system] atom_chars(_898810, ['_', p, r, o, o, f, '3'])
   Exit: (203) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _proof3)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _proof3)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _proof3)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _903474)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _905332)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _913070)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _915774)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _930852)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _936422)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _938280)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _952434)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _936422)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _970076)
   Call: (204) [system] peek_char((0x55798e5fad60), _971010)
   Exit: (204) [system] peek_char((0x55798e5fad60), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_975730, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_976662, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55798e5fad60), p)
   Exit: (204) [system] get_char((0x55798e5fad60), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _984012)
   Call: (205) [system] peek_char((0x55798e5fad60), _984946)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_989666, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_990598, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _997948)
   Call: (206) [system] peek_char((0x55798e5fad60), _998882)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1003602, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1004534, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1011884)
   Call: (207) [system] peek_char((0x55798e5fad60), _1012818)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1017538, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1018470, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1025820)
   Call: (208) [system] peek_char((0x55798e5fad60), _1026754)
   Exit: (208) [system] peek_char((0x55798e5fad60), f)
^  Call: (208) [user] is_delimiter(f)
   Call: (209) [system] char_type(f, space)
   Fail: (209) [system] char_type(f, space)
   Call: (209) [system] arg(_1031474, v('(', ')', end_of_file), f)
   Fail: (209) [system] arg(_1032406, v('(', ')', end_of_file), f)
^  Fail: (208) [user] is_delimiter(f)
   Call: (208) [system] ')'==f
   Fail: (208) [system] ')'==f
   Call: (208) [system] get_char((0x55798e5fad60), f)
   Exit: (208) [system] get_char((0x55798e5fad60), f)
   Call: (208) [system] f=(\)
   Fail: (208) [system] f=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1039756)
   Call: (209) [system] peek_char((0x55798e5fad60), _1040690)
   Exit: (209) [system] peek_char((0x55798e5fad60), '4')
^  Call: (209) [user] is_delimiter('4')
   Call: (210) [system] char_type('4', space)
   Fail: (210) [system] char_type('4', space)
   Call: (210) [system] arg(_1045410, v('(', ')', end_of_file), '4')
   Fail: (210) [system] arg(_1046342, v('(', ')', end_of_file), '4')
^  Fail: (209) [user] is_delimiter('4')
   Call: (209) [system] ')'=='4'
   Fail: (209) [system] ')'=='4'
   Call: (209) [system] get_char((0x55798e5fad60), '4')
   Exit: (209) [system] get_char((0x55798e5fad60), '4')
   Call: (209) [system] '4'=(\)
   Fail: (209) [system] '4'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1053692)
   Call: (210) [system] peek_char((0x55798e5fad60), _1054626)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_1059346, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _1053692=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _1039756=['4']
   Exit: (209) [system] ['4']=['4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), ['4'])
   Call: (208) [system] _1025820=[f, '4']
   Exit: (208) [system] [f, '4']=[f, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '4'])
   Call: (207) [system] _1011884=[o, f, '4']
   Exit: (207) [system] [o, f, '4']=[o, f, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '4'])
   Call: (206) [system] _997948=[o, o, f, '4']
   Exit: (206) [system] [o, o, f, '4']=[o, o, f, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '4'])
   Call: (205) [system] _984012=[r, o, o, f, '4']
   Exit: (205) [system] [r, o, o, f, '4']=[r, o, o, f, '4']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '4'])
   Call: (204) [system] _970076=[p, r, o, o, f, '4']
   Exit: (204) [system] [p, r, o, o, f, '4']=[p, r, o, o, f, '4']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '4'])
^  Call: (203) [user] classify_and_convert_charseq($, [p, r, o, o, f, '4'], _936422)
   Call: (204) [system] atom_chars(_1082546, ['_', p, r, o, o, f, '4'])
   Exit: (204) [system] atom_chars('_proof4', ['_', p, r, o, o, f, '4'])
^  Exit: (203) [user] classify_and_convert_charseq($, [p, r, o, o, f, '4'], _proof4)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _proof4)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _proof4)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1087210)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1089068)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1103222)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55798e5fad60), _1107012)
   Exit: (202) [system] get_char((0x55798e5fad60), ')')
   Call: (202) [system] _1087210=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [])
   Call: (201) [system] _903474=[_proof4]
   Exit: (201) [system] [_proof4]=[_proof4]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_proof4])
   Call: (200) [system] _721610=[_proof3, _proof4]
   Exit: (200) [system] [_proof3, _proof4]=[_proof3, _proof4]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_proof3, _proof4])
   Call: (199) [system] _539746=[_proof2, _proof3, _proof4]
   Exit: (199) [system] [_proof2, _proof3, _proof4]=[_proof2, _proof3, _proof4]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_proof2, _proof3, _proof4])
   Call: (198) [system] _357882=[_proof1, _proof2, _proof3, _proof4]
   Exit: (198) [system] [_proof1, _proof2, _proof3, _proof4]=[_proof1, _proof2, _proof3, _proof4]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_proof1, _proof2, _proof3, _proof4])
   Call: (197) [system] _167660=[_ructor, _proof1, _proof2, _proof3, _proof4]
   Exit: (197) [system] [_ructor, _proof1, _proof2, _proof3, _proof4]=[_ructor, _proof1, _proof2, _proof3, _proof4]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [_ructor, _proof1, _proof2, _proof3, _proof4])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [_ructor, _proof1, _proof2, _proof3, _proof4])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1126482)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1128340)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1136078)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1138782)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1153860)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1159430)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1161288)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1175442)
   Exit: (197) [system] get_char((0x55798e5fad60), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _1159430)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1193084)
   Call: (199) [system] peek_char((0x55798e5fad60), _1194018)
   Exit: (199) [system] peek_char((0x55798e5fad60), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_1198738, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_1199670, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55798e5fad60), c)
   Exit: (199) [system] get_char((0x55798e5fad60), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1207020)
   Call: (200) [system] peek_char((0x55798e5fad60), _1207954)
   Exit: (200) [system] peek_char((0x55798e5fad60), o)
^  Call: (200) [user] is_delimiter(o)
   Call: (201) [system] char_type(o, space)
   Fail: (201) [system] char_type(o, space)
   Call: (201) [system] arg(_1212674, v('(', ')', end_of_file), o)
   Fail: (201) [system] arg(_1213606, v('(', ')', end_of_file), o)
^  Fail: (200) [user] is_delimiter(o)
   Call: (200) [system] ')'==o
   Fail: (200) [system] ')'==o
   Call: (200) [system] get_char((0x55798e5fad60), o)
   Exit: (200) [system] get_char((0x55798e5fad60), o)
   Call: (200) [system] o=(\)
   Fail: (200) [system] o=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1220956)
   Call: (201) [system] peek_char((0x55798e5fad60), _1221890)
   Exit: (201) [system] peek_char((0x55798e5fad60), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_1226610, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_1227542, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55798e5fad60), n)
   Exit: (201) [system] get_char((0x55798e5fad60), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1234892)
   Call: (202) [system] peek_char((0x55798e5fad60), _1235826)
   Exit: (202) [system] peek_char((0x55798e5fad60), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_1240546, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_1241478, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55798e5fad60), c)
   Exit: (202) [system] get_char((0x55798e5fad60), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1248828)
   Call: (203) [system] peek_char((0x55798e5fad60), _1249762)
   Exit: (203) [system] peek_char((0x55798e5fad60), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_1254482, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_1255414, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55798e5fad60), l)
   Exit: (203) [system] get_char((0x55798e5fad60), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1262764)
   Call: (204) [system] peek_char((0x55798e5fad60), _1263698)
   Exit: (204) [system] peek_char((0x55798e5fad60), u)
^  Call: (204) [user] is_delimiter(u)
   Call: (205) [system] char_type(u, space)
   Fail: (205) [system] char_type(u, space)
   Call: (205) [system] arg(_1268418, v('(', ')', end_of_file), u)
   Fail: (205) [system] arg(_1269350, v('(', ')', end_of_file), u)
^  Fail: (204) [user] is_delimiter(u)
   Call: (204) [system] ')'==u
   Fail: (204) [system] ')'==u
   Call: (204) [system] get_char((0x55798e5fad60), u)
   Exit: (204) [system] get_char((0x55798e5fad60), u)
   Call: (204) [system] u=(\)
   Fail: (204) [system] u=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1276700)
   Call: (205) [system] peek_char((0x55798e5fad60), _1277634)
   Exit: (205) [system] peek_char((0x55798e5fad60), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_1282354, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_1283286, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55798e5fad60), s)
   Exit: (205) [system] get_char((0x55798e5fad60), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1290636)
   Call: (206) [system] peek_char((0x55798e5fad60), _1291570)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_1296290, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_1297222, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1304572)
   Call: (207) [system] peek_char((0x55798e5fad60), _1305506)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1310226, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1311158, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1318508)
   Call: (208) [system] peek_char((0x55798e5fad60), _1319442)
   Exit: (208) [system] peek_char((0x55798e5fad60), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1324162, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1325094, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55798e5fad60), n)
   Exit: (208) [system] get_char((0x55798e5fad60), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1332444)
   Call: (209) [system] peek_char((0x55798e5fad60), _1333378)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_1338098, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _1332444=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _1318508=[n]
   Exit: (208) [system] [n]=[n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (207) [system] _1304572=[o, n]
   Exit: (207) [system] [o, n]=[o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (206) [system] _1290636=[i, o, n]
   Exit: (206) [system] [i, o, n]=[i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (205) [system] _1276700=[s, i, o, n]
   Exit: (205) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, o, n])
   Call: (204) [system] _1262764=[u, s, i, o, n]
   Exit: (204) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, s, i, o, n])
   Call: (203) [system] _1248828=[l, u, s, i, o, n]
   Exit: (203) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, u, s, i, o, n])
   Call: (202) [system] _1234892=[c, l, u, s, i, o, n]
   Exit: (202) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, l, u, s, i, o, n])
   Call: (201) [system] _1220956=[n, c, l, u, s, i, o, n]
   Exit: (201) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, l, u, s, i, o, n])
   Call: (200) [system] _1207020=[o, n, c, l, u, s, i, o, n]
   Exit: (200) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, c, l, u, s, i, o, n])
   Call: (199) [system] _1193084=[c, o, n, c, l, u, s, i, o, n]
   Exit: (199) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, o, n, c, l, u, s, i, o, n])
^  Call: (198) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _1159430)
   Call: (199) [system] atom_chars(_1372474, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (199) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (198) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _conclusion)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), _conclusion)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1377138)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1378996)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1393150)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55798e5fad60), _1396940)
   Exit: (197) [system] get_char((0x55798e5fad60), ')')
   Call: (197) [system] _1377138=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [])
   Call: (196) [system] _1126482=[_conclusion]
   Exit: (196) [system] [_conclusion]=[_conclusion]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [_conclusion])
   Call: (195) [system] _134712=[[_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]
   Exit: (195) [system] [[_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]=[[_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion])
   Call: (194) [system] _42008=[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]
   Exit: (194) [system] [:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]=[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1410822)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1412680)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1420418)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1423122)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1438200)
   Exit: (193) [system] peek_char((0x55798e5fad60), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1443770)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1445628)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1459782)
   Exit: (194) [system] get_char((0x55798e5fad60), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _1443770)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1477424)
   Call: (196) [system] peek_char((0x55798e5fad60), _1478358)
   Exit: (196) [system] peek_char((0x55798e5fad60), q)
^  Call: (196) [user] is_delimiter(q)
   Call: (197) [system] char_type(q, space)
   Fail: (197) [system] char_type(q, space)
   Call: (197) [system] arg(_1483078, v('(', ')', end_of_file), q)
   Fail: (197) [system] arg(_1484010, v('(', ')', end_of_file), q)
^  Fail: (196) [user] is_delimiter(q)
   Call: (196) [system] ')'==q
   Fail: (196) [system] ')'==q
   Call: (196) [system] get_char((0x55798e5fad60), q)
   Exit: (196) [system] get_char((0x55798e5fad60), q)
   Call: (196) [system] q=(\)
   Fail: (196) [system] q=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1491360)
   Call: (197) [system] peek_char((0x55798e5fad60), _1492294)
   Exit: (197) [system] peek_char((0x55798e5fad60), u)
^  Call: (197) [user] is_delimiter(u)
   Call: (198) [system] char_type(u, space)
   Fail: (198) [system] char_type(u, space)
   Call: (198) [system] arg(_1497014, v('(', ')', end_of_file), u)
   Fail: (198) [system] arg(_1497946, v('(', ')', end_of_file), u)
^  Fail: (197) [user] is_delimiter(u)
   Call: (197) [system] ')'==u
   Fail: (197) [system] ')'==u
   Call: (197) [system] get_char((0x55798e5fad60), u)
   Exit: (197) [system] get_char((0x55798e5fad60), u)
   Call: (197) [system] u=(\)
   Fail: (197) [system] u=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1505296)
   Call: (198) [system] peek_char((0x55798e5fad60), _1506230)
   Exit: (198) [system] peek_char((0x55798e5fad60), e)
^  Call: (198) [user] is_delimiter(e)
   Call: (199) [system] char_type(e, space)
   Fail: (199) [system] char_type(e, space)
   Call: (199) [system] arg(_1510950, v('(', ')', end_of_file), e)
   Fail: (199) [system] arg(_1511882, v('(', ')', end_of_file), e)
^  Fail: (198) [user] is_delimiter(e)
   Call: (198) [system] ')'==e
   Fail: (198) [system] ')'==e
   Call: (198) [system] get_char((0x55798e5fad60), e)
   Exit: (198) [system] get_char((0x55798e5fad60), e)
   Call: (198) [system] e=(\)
   Fail: (198) [system] e=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1519232)
   Call: (199) [system] peek_char((0x55798e5fad60), _1520166)
   Exit: (199) [system] peek_char((0x55798e5fad60), r)
^  Call: (199) [user] is_delimiter(r)
   Call: (200) [system] char_type(r, space)
   Fail: (200) [system] char_type(r, space)
   Call: (200) [system] arg(_1524886, v('(', ')', end_of_file), r)
   Fail: (200) [system] arg(_1525818, v('(', ')', end_of_file), r)
^  Fail: (199) [user] is_delimiter(r)
   Call: (199) [system] ')'==r
   Fail: (199) [system] ')'==r
   Call: (199) [system] get_char((0x55798e5fad60), r)
   Exit: (199) [system] get_char((0x55798e5fad60), r)
   Call: (199) [system] r=(\)
   Fail: (199) [system] r=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1533168)
   Call: (200) [system] peek_char((0x55798e5fad60), _1534102)
   Exit: (200) [system] peek_char((0x55798e5fad60), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_1538822, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_1539754, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55798e5fad60), y)
   Exit: (200) [system] get_char((0x55798e5fad60), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1547104)
   Call: (201) [system] peek_char((0x55798e5fad60), _1548038)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_1552758, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _1547104=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _1533168=[y]
   Exit: (200) [system] [y]=[y]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (199) [system] _1519232=[r, y]
   Exit: (199) [system] [r, y]=[r, y]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (198) [system] _1505296=[e, r, y]
   Exit: (198) [system] [e, r, y]=[e, r, y]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (197) [system] _1491360=[u, e, r, y]
   Exit: (197) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (196) [system] _1477424=[q, u, e, r, y]
   Exit: (196) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (195) [user] classify_and_convert_charseq($, [q, u, e, r, y], _1443770)
   Call: (196) [system] atom_chars(_1573164, ['_', q, u, e, r, y])
   Exit: (196) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (195) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1577828)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1579686)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1593840)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55798e5fad60), _1597630)
   Exit: (194) [system] get_char((0x55798e5fad60), ')')
   Call: (194) [system] _1577828=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [])
   Call: (193) [system] _1410822=[_query]
   Exit: (193) [system] [_query]=[_query]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [_query])
   Call: (192) [system] _3554=[[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query]
   Exit: (192) [system] [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query]=[[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query])
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query])
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _1608718)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1610576)
   Exit: (192) [system] peek_char((0x55798e5fad60), '\n')
   Call: (192) [system] '\n'=(;)
   Fail: (192) [system] '\n'=(;)
^  Call: (192) [user] is_like_space('\n')
   Call: (193) [system] char_type('\n', 'white')
   Fail: (193) [system] char_type('\n', 'white')
   Call: (193) [system] char_type('\n', end_of_line)
   Exit: (193) [system] char_type('\n', end_of_line)
^  Exit: (192) [user] is_like_space('\n')
   Call: (192) [system] get_char((0x55798e5fad60), _1620170)
   Exit: (192) [system] get_char((0x55798e5fad60), '\n')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1622874)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1630612)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1633316)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1641054)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1643758)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1651496)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1654200)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1661938)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1664642)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1672380)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1675084)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1682822)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1685526)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1693264)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1695968)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1703706)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1706410)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1714148)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1716852)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1724590)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1727294)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1751612)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _1757182)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1759040)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _1773194)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1757182)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1778764)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1792918)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1798488)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1800346)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1814500)
   Exit: (194) [system] get_char((0x55798e5fad60), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1798488)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1820070)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1834224)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=')'
   Fail: (195) [system] (:)=')'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1839794)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1841652)
   Exit: (197) [system] peek_char((0x55798e5fad60), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1855806)
   Exit: (196) [system] get_char((0x55798e5fad60), :)
   Call: (196) [system] (:)='('
   Fail: (196) [system] (:)='('
   Call: (196) [system] (:)='['
   Fail: (196) [system] (:)='['
   Call: (196) [system] (:)='{'
   Fail: (196) [system] (:)='{'
   Call: (196) [system] (:)='"'
   Fail: (196) [system] (:)='"'
   Call: (196) [system] (:)=!
   Fail: (196) [system] (:)=!
   Call: (196) [system] (:)='\''
   Fail: (196) [system] (:)='\''
   Call: (196) [system] (:)='`'
   Fail: (196) [system] (:)='`'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), :, _1839794)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1873448)
   Call: (198) [system] peek_char((0x55798e5fad60), _1874382)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _1873448=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (197) [user] classify_and_convert_charseq(:, [], _1839794)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1883692, _1883694), once(user:catch(read_from_chars([:], _1839794), _1883668, fail)), '$restore_trace'(_1883692, _1883694))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1883692, _1883694))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1883668, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(:)
   Exit: (198) [system] atomic(:)
^  Exit: (197) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1891192)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1893050)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1900788)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1903492)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1918570)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1924140)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1925998)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1940152)
   Exit: (197) [system] get_char((0x55798e5fad60), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _1924140)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1957794)
   Call: (199) [system] peek_char((0x55798e5fad60), _1958728)
   Exit: (199) [system] peek_char((0x55798e5fad60), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_1963448, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_1964380, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55798e5fad60), p)
   Exit: (199) [system] get_char((0x55798e5fad60), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1971730)
   Call: (200) [system] peek_char((0x55798e5fad60), _1972664)
   Exit: (200) [system] peek_char((0x55798e5fad60), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_1977384, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_1978316, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55798e5fad60), r)
   Exit: (200) [system] get_char((0x55798e5fad60), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1985666)
   Call: (201) [system] peek_char((0x55798e5fad60), _1986600)
   Exit: (201) [system] peek_char((0x55798e5fad60), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_1991320, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_1992252, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55798e5fad60), o)
   Exit: (201) [system] get_char((0x55798e5fad60), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1999602)
   Call: (202) [system] peek_char((0x55798e5fad60), _2000536)
   Exit: (202) [system] peek_char((0x55798e5fad60), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_2005256, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_2006188, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55798e5fad60), o)
   Exit: (202) [system] get_char((0x55798e5fad60), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _2013538)
   Call: (203) [system] peek_char((0x55798e5fad60), _2014472)
   Exit: (203) [system] peek_char((0x55798e5fad60), f)
^  Call: (203) [user] is_delimiter(f)
   Call: (204) [system] char_type(f, space)
   Fail: (204) [system] char_type(f, space)
   Call: (204) [system] arg(_2019192, v('(', ')', end_of_file), f)
   Fail: (204) [system] arg(_2020124, v('(', ')', end_of_file), f)
^  Fail: (203) [user] is_delimiter(f)
   Call: (203) [system] ')'==f
   Fail: (203) [system] ')'==f
   Call: (203) [system] get_char((0x55798e5fad60), f)
   Exit: (203) [system] get_char((0x55798e5fad60), f)
   Call: (203) [system] f=(\)
   Fail: (203) [system] f=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _2027474)
   Call: (204) [system] peek_char((0x55798e5fad60), _2028408)
   Exit: (204) [system] peek_char((0x55798e5fad60), '1')
^  Call: (204) [user] is_delimiter('1')
   Call: (205) [system] char_type('1', space)
   Fail: (205) [system] char_type('1', space)
   Call: (205) [system] arg(_2033128, v('(', ')', end_of_file), '1')
   Fail: (205) [system] arg(_2034060, v('(', ')', end_of_file), '1')
^  Fail: (204) [user] is_delimiter('1')
   Call: (204) [system] ')'=='1'
   Fail: (204) [system] ')'=='1'
   Call: (204) [system] get_char((0x55798e5fad60), '1')
   Exit: (204) [system] get_char((0x55798e5fad60), '1')
   Call: (204) [system] '1'=(\)
   Fail: (204) [system] '1'=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _2041410)
   Call: (205) [system] peek_char((0x55798e5fad60), _2042344)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _2041410=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _2027474=['1']
   Exit: (204) [system] ['1']=['1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (203) [system] _2013538=[f, '1']
   Exit: (203) [system] [f, '1']=[f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '1'])
   Call: (202) [system] _1999602=[o, f, '1']
   Exit: (202) [system] [o, f, '1']=[o, f, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '1'])
   Call: (201) [system] _1985666=[o, o, f, '1']
   Exit: (201) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '1'])
   Call: (200) [system] _1971730=[r, o, o, f, '1']
   Exit: (200) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '1'])
   Call: (199) [system] _1957794=[p, r, o, o, f, '1']
   Exit: (199) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '1'])
^  Call: (198) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _1924140)
   Call: (199) [system] atom_chars(_2068392, ['_', p, r, o, o, f, '1'])
   Exit: (199) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (198) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _proof1)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _proof1)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), _proof1)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _2073056)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _2074914)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _2082652)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _2085356)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _7242)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _12812)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _14670)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _28824)
   Exit: (198) [system] get_char((0x55798e5fad60), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _12812)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _46466)
   Call: (200) [system] peek_char((0x55798e5fad60), _47400)
   Exit: (200) [system] peek_char((0x55798e5fad60), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_52120, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_53052, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55798e5fad60), p)
   Exit: (200) [system] get_char((0x55798e5fad60), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _60402)
   Call: (201) [system] peek_char((0x55798e5fad60), _61336)
   Exit: (201) [system] peek_char((0x55798e5fad60), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_66056, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_66988, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55798e5fad60), r)
   Exit: (201) [system] get_char((0x55798e5fad60), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _74338)
   Call: (202) [system] peek_char((0x55798e5fad60), _75272)
   Exit: (202) [system] peek_char((0x55798e5fad60), e)
^  Call: (202) [user] is_delimiter(e)
   Call: (203) [system] char_type(e, space)
   Fail: (203) [system] char_type(e, space)
   Call: (203) [system] arg(_79992, v('(', ')', end_of_file), e)
   Fail: (203) [system] arg(_80924, v('(', ')', end_of_file), e)
^  Fail: (202) [user] is_delimiter(e)
   Call: (202) [system] ')'==e
   Fail: (202) [system] ')'==e
   Call: (202) [system] get_char((0x55798e5fad60), e)
   Exit: (202) [system] get_char((0x55798e5fad60), e)
   Call: (202) [system] e=(\)
   Fail: (202) [system] e=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _88274)
   Call: (203) [system] peek_char((0x55798e5fad60), _89208)
   Exit: (203) [system] peek_char((0x55798e5fad60), m)
^  Call: (203) [user] is_delimiter(m)
   Call: (204) [system] char_type(m, space)
   Fail: (204) [system] char_type(m, space)
   Call: (204) [system] arg(_93928, v('(', ')', end_of_file), m)
   Fail: (204) [system] arg(_94860, v('(', ')', end_of_file), m)
^  Fail: (203) [user] is_delimiter(m)
   Call: (203) [system] ')'==m
   Fail: (203) [system] ')'==m
   Call: (203) [system] get_char((0x55798e5fad60), m)
   Exit: (203) [system] get_char((0x55798e5fad60), m)
   Call: (203) [system] m=(\)
   Fail: (203) [system] m=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _102210)
   Call: (204) [system] peek_char((0x55798e5fad60), _103144)
   Exit: (204) [system] peek_char((0x55798e5fad60), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_107864, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_108796, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55798e5fad60), i)
   Exit: (204) [system] get_char((0x55798e5fad60), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _116146)
   Call: (205) [system] peek_char((0x55798e5fad60), _117080)
   Exit: (205) [system] peek_char((0x55798e5fad60), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_121800, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_122732, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55798e5fad60), s)
   Exit: (205) [system] get_char((0x55798e5fad60), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _130082)
   Call: (206) [system] peek_char((0x55798e5fad60), _131016)
   Exit: (206) [system] peek_char((0x55798e5fad60), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_135736, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_136668, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55798e5fad60), e)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _144018)
   Call: (207) [system] peek_char((0x55798e5fad60), _144952)
   Exit: (207) [system] peek_char((0x55798e5fad60), '1')
^  Call: (207) [user] is_delimiter('1')
   Call: (208) [system] char_type('1', space)
   Fail: (208) [system] char_type('1', space)
   Call: (208) [system] arg(_149672, v('(', ')', end_of_file), '1')
   Fail: (208) [system] arg(_150604, v('(', ')', end_of_file), '1')
^  Fail: (207) [user] is_delimiter('1')
   Call: (207) [system] ')'=='1'
   Fail: (207) [system] ')'=='1'
   Call: (207) [system] get_char((0x55798e5fad60), '1')
   Exit: (207) [system] get_char((0x55798e5fad60), '1')
   Call: (207) [system] '1'=(\)
   Fail: (207) [system] '1'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _157954)
   Call: (208) [system] peek_char((0x55798e5fad60), _158888)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_163608, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _157954=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _144018=['1']
   Exit: (207) [system] ['1']=['1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (206) [system] _130082=[e, '1']
   Exit: (206) [system] [e, '1']=[e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '1'])
   Call: (205) [system] _116146=[s, e, '1']
   Exit: (205) [system] [s, e, '1']=[s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '1'])
   Call: (204) [system] _102210=[i, s, e, '1']
   Exit: (204) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '1'])
   Call: (203) [system] _88274=[m, i, s, e, '1']
   Exit: (203) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '1'])
   Call: (202) [system] _74338=[e, m, i, s, e, '1']
   Exit: (202) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '1'])
   Call: (201) [system] _60402=[r, e, m, i, s, e, '1']
   Exit: (201) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '1'])
   Call: (200) [system] _46466=[p, r, e, m, i, s, e, '1']
   Exit: (200) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '1'])
^  Call: (199) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _12812)
   Call: (200) [system] atom_chars(_192396, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (200) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (199) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _premise1)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), _premise1)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _197060)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _198918)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _213072)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55798e5fad60), _216862)
   Exit: (198) [system] get_char((0x55798e5fad60), ')')
   Call: (198) [system] _197060=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [])
   Call: (197) [system] _3672=[_premise1]
   Exit: (197) [system] [_premise1]=[_premise1]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [_premise1])
   Call: (196) [system] _3662=[_proof1, _premise1]
   Exit: (196) [system] [_proof1, _premise1]=[_proof1, _premise1]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [_proof1, _premise1])
   Call: (195) [system] _3654=[:, _proof1, _premise1]
   Exit: (195) [system] [:, _proof1, _premise1]=[:, _proof1, _premise1]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [:, _proof1, _premise1])
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof1, _premise1])
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _230744)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _232602)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _240340)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _243044)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _258122)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _263692)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _265550)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _279704)
   Exit: (195) [system] get_char((0x55798e5fad60), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _263692)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _285274)
   Exit: (197) [system] peek_char((0x55798e5fad60), s)
   Call: (197) [system] s=(;)
   Fail: (197) [system] s=(;)
^  Call: (197) [user] is_like_space(s)
   Call: (198) [system] char_type(s, 'white')
   Fail: (198) [system] char_type(s, 'white')
   Call: (198) [system] char_type(s, end_of_line)
   Fail: (198) [system] char_type(s, end_of_line)
   Call: (198) [system] char_type(s, space)
   Fail: (198) [system] char_type(s, space)
   Call: (198) [system] char_type(s, cntrl)
   Fail: (198) [system] char_type(s, cntrl)
^  Fail: (197) [user] is_like_space(s)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _299428)
   Exit: (196) [system] peek_char((0x55798e5fad60), s)
   Call: (196) [system] s=')'
   Fail: (196) [system] s=')'
   Call: (196) [system] s=end_of_file
   Fail: (196) [system] s=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _304998)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _306856)
   Exit: (198) [system] peek_char((0x55798e5fad60), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _321010)
   Exit: (197) [system] get_char((0x55798e5fad60), s)
   Call: (197) [system] s='('
   Fail: (197) [system] s='('
   Call: (197) [system] s='['
   Fail: (197) [system] s='['
   Call: (197) [system] s='{'
   Fail: (197) [system] s='{'
   Call: (197) [system] s='"'
   Fail: (197) [system] s='"'
   Call: (197) [system] s=!
   Fail: (197) [system] s=!
   Call: (197) [system] s='\''
   Fail: (197) [system] s='\''
   Call: (197) [system] s='`'
   Fail: (197) [system] s='`'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), s, _304998)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _338652)
   Call: (199) [system] peek_char((0x55798e5fad60), _339586)
   Exit: (199) [system] peek_char((0x55798e5fad60), y)
^  Call: (199) [user] is_delimiter(y)
   Call: (200) [system] char_type(y, space)
   Fail: (200) [system] char_type(y, space)
   Call: (200) [system] arg(_344306, v('(', ')', end_of_file), y)
   Fail: (200) [system] arg(_345238, v('(', ')', end_of_file), y)
^  Fail: (199) [user] is_delimiter(y)
   Call: (199) [system] ')'==y
   Fail: (199) [system] ')'==y
   Call: (199) [system] get_char((0x55798e5fad60), y)
   Exit: (199) [system] get_char((0x55798e5fad60), y)
   Call: (199) [system] y=(\)
   Fail: (199) [system] y=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _352588)
   Call: (200) [system] peek_char((0x55798e5fad60), _353522)
   Exit: (200) [system] peek_char((0x55798e5fad60), n)
^  Call: (200) [user] is_delimiter(n)
   Call: (201) [system] char_type(n, space)
   Fail: (201) [system] char_type(n, space)
   Call: (201) [system] arg(_358242, v('(', ')', end_of_file), n)
   Fail: (201) [system] arg(_359174, v('(', ')', end_of_file), n)
^  Fail: (200) [user] is_delimiter(n)
   Call: (200) [system] ')'==n
   Fail: (200) [system] ')'==n
   Call: (200) [system] get_char((0x55798e5fad60), n)
   Exit: (200) [system] get_char((0x55798e5fad60), n)
   Call: (200) [system] n=(\)
   Fail: (200) [system] n=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _366524)
   Call: (201) [system] peek_char((0x55798e5fad60), _367458)
   Exit: (201) [system] peek_char((0x55798e5fad60), t)
^  Call: (201) [user] is_delimiter(t)
   Call: (202) [system] char_type(t, space)
   Fail: (202) [system] char_type(t, space)
   Call: (202) [system] arg(_372178, v('(', ')', end_of_file), t)
   Fail: (202) [system] arg(_373110, v('(', ')', end_of_file), t)
^  Fail: (201) [user] is_delimiter(t)
   Call: (201) [system] ')'==t
   Fail: (201) [system] ')'==t
   Call: (201) [system] get_char((0x55798e5fad60), t)
   Exit: (201) [system] get_char((0x55798e5fad60), t)
   Call: (201) [system] t=(\)
   Fail: (201) [system] t=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _380460)
   Call: (202) [system] peek_char((0x55798e5fad60), _381394)
   Exit: (202) [system] peek_char((0x55798e5fad60), h)
^  Call: (202) [user] is_delimiter(h)
   Call: (203) [system] char_type(h, space)
   Fail: (203) [system] char_type(h, space)
   Call: (203) [system] arg(_386114, v('(', ')', end_of_file), h)
   Fail: (203) [system] arg(_387046, v('(', ')', end_of_file), h)
^  Fail: (202) [user] is_delimiter(h)
   Call: (202) [system] ')'==h
   Fail: (202) [system] ')'==h
   Call: (202) [system] get_char((0x55798e5fad60), h)
   Exit: (202) [system] get_char((0x55798e5fad60), h)
   Call: (202) [system] h=(\)
   Fail: (202) [system] h=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _394396)
   Call: (203) [system] peek_char((0x55798e5fad60), _395330)
   Exit: (203) [system] peek_char((0x55798e5fad60), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_400050, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_400982, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55798e5fad60), e)
   Exit: (203) [system] get_char((0x55798e5fad60), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _408332)
   Call: (204) [system] peek_char((0x55798e5fad60), _409266)
   Exit: (204) [system] peek_char((0x55798e5fad60), s)
^  Call: (204) [user] is_delimiter(s)
   Call: (205) [system] char_type(s, space)
   Fail: (205) [system] char_type(s, space)
   Call: (205) [system] arg(_413986, v('(', ')', end_of_file), s)
   Fail: (205) [system] arg(_414918, v('(', ')', end_of_file), s)
^  Fail: (204) [user] is_delimiter(s)
   Call: (204) [system] ')'==s
   Fail: (204) [system] ')'==s
   Call: (204) [system] get_char((0x55798e5fad60), s)
   Exit: (204) [system] get_char((0x55798e5fad60), s)
   Call: (204) [system] s=(\)
   Fail: (204) [system] s=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _422268)
   Call: (205) [system] peek_char((0x55798e5fad60), _423202)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_427922, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_428854, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _436204)
   Call: (206) [system] peek_char((0x55798e5fad60), _437138)
   Exit: (206) [system] peek_char((0x55798e5fad60), z)
^  Call: (206) [user] is_delimiter(z)
   Call: (207) [system] char_type(z, space)
   Fail: (207) [system] char_type(z, space)
   Call: (207) [system] arg(_441858, v('(', ')', end_of_file), z)
   Fail: (207) [system] arg(_442790, v('(', ')', end_of_file), z)
^  Fail: (206) [user] is_delimiter(z)
   Call: (206) [system] ')'==z
   Fail: (206) [system] ')'==z
   Call: (206) [system] get_char((0x55798e5fad60), z)
   Exit: (206) [system] get_char((0x55798e5fad60), z)
   Call: (206) [system] z=(\)
   Fail: (206) [system] z=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _450140)
   Call: (207) [system] peek_char((0x55798e5fad60), _451074)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_455794, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_456726, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _464076)
   Call: (208) [system] peek_char((0x55798e5fad60), _465010)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _464076=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _450140=[e]
   Exit: (207) [system] [e]=[e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (206) [system] _436204=[z, e]
   Exit: (206) [system] [z, e]=[z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (205) [system] _422268=[i, z, e]
   Exit: (205) [system] [i, z, e]=[i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (204) [system] _408332=[s, i, z, e]
   Exit: (204) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (203) [system] _394396=[e, s, i, z, e]
   Exit: (203) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (202) [system] _380460=[h, e, s, i, z, e]
   Exit: (202) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (201) [system] _366524=[t, h, e, s, i, z, e]
   Exit: (201) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (200) [system] _352588=[n, t, h, e, s, i, z, e]
   Exit: (200) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (199) [system] _338652=[y, n, t, h, e, s, i, z, e]
   Exit: (199) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (198) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _304998)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_499466, _499468), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _304998), _499442, fail)), '$restore_trace'(_499466, _499468))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_499466, _499468))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _499442, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(synthesize)
   Exit: (199) [system] atomic(synthesize)
^  Exit: (198) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _506966)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _508824)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _516562)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _519266)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _534344)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _539914)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _541772)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _555926)
   Exit: (198) [system] get_char((0x55798e5fad60), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _539914)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _561496)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _575650)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=')'
   Fail: (199) [system] (:)=')'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _581220)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _583078)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _597232)
   Exit: (200) [system] get_char((0x55798e5fad60), :)
   Call: (200) [system] (:)='('
   Fail: (200) [system] (:)='('
   Call: (200) [system] (:)='['
   Fail: (200) [system] (:)='['
   Call: (200) [system] (:)='{'
   Fail: (200) [system] (:)='{'
   Call: (200) [system] (:)='"'
   Fail: (200) [system] (:)='"'
   Call: (200) [system] (:)=!
   Fail: (200) [system] (:)=!
   Call: (200) [system] (:)='\''
   Fail: (200) [system] (:)='\''
   Call: (200) [system] (:)='`'
   Fail: (200) [system] (:)='`'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), :, _581220)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _614874)
   Call: (202) [system] peek_char((0x55798e5fad60), _615808)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _614874=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (201) [user] classify_and_convert_charseq(:, [], _581220)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_625118, _625120), once(user:catch(read_from_chars([:], _581220), _625094, fail)), '$restore_trace'(_625118, _625120))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_625118, _625120))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _625094, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(:)
   Exit: (202) [system] atomic(:)
^  Exit: (201) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _632618)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _634476)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _642214)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _644918)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _659996)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _665566)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _667424)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _681578)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _665566)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _699220)
   Call: (203) [system] peek_char((0x55798e5fad60), _700154)
   Exit: (203) [system] peek_char((0x55798e5fad60), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_704874, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_705806, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55798e5fad60), p)
   Exit: (203) [system] get_char((0x55798e5fad60), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _713156)
   Call: (204) [system] peek_char((0x55798e5fad60), _714090)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_718810, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_719742, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _727092)
   Call: (205) [system] peek_char((0x55798e5fad60), _728026)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_732746, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_733678, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _741028)
   Call: (206) [system] peek_char((0x55798e5fad60), _741962)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_746682, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_747614, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _754964)
   Call: (207) [system] peek_char((0x55798e5fad60), _755898)
   Exit: (207) [system] peek_char((0x55798e5fad60), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_760618, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_761550, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55798e5fad60), f)
   Exit: (207) [system] get_char((0x55798e5fad60), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _768900)
   Call: (208) [system] peek_char((0x55798e5fad60), _769834)
   Exit: (208) [system] peek_char((0x55798e5fad60), '1')
^  Call: (208) [user] is_delimiter('1')
   Call: (209) [system] char_type('1', space)
   Fail: (209) [system] char_type('1', space)
   Call: (209) [system] arg(_774554, v('(', ')', end_of_file), '1')
   Fail: (209) [system] arg(_775486, v('(', ')', end_of_file), '1')
^  Fail: (208) [user] is_delimiter('1')
   Call: (208) [system] ')'=='1'
   Fail: (208) [system] ')'=='1'
   Call: (208) [system] get_char((0x55798e5fad60), '1')
   Exit: (208) [system] get_char((0x55798e5fad60), '1')
   Call: (208) [system] '1'=(\)
   Fail: (208) [system] '1'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _782836)
   Call: (209) [system] peek_char((0x55798e5fad60), _783770)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _782836=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _768900=['1']
   Exit: (208) [system] ['1']=['1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (207) [system] _754964=[f, '1']
   Exit: (207) [system] [f, '1']=[f, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '1'])
   Call: (206) [system] _741028=[o, f, '1']
   Exit: (206) [system] [o, f, '1']=[o, f, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '1'])
   Call: (205) [system] _727092=[o, o, f, '1']
   Exit: (205) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '1'])
   Call: (204) [system] _713156=[r, o, o, f, '1']
   Exit: (204) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '1'])
   Call: (203) [system] _699220=[p, r, o, o, f, '1']
   Exit: (203) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '1'])
^  Call: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _665566)
   Call: (203) [system] atom_chars(_809818, ['_', p, r, o, o, f, '1'])
   Exit: (203) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _proof1)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _proof1)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _proof1)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _814482)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _816340)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _824078)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _826782)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _841860)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _847430)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _849288)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _863442)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _847430)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _881084)
   Call: (204) [system] peek_char((0x55798e5fad60), _882018)
   Exit: (204) [system] peek_char((0x55798e5fad60), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_886738, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_887670, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55798e5fad60), p)
   Exit: (204) [system] get_char((0x55798e5fad60), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _895020)
   Call: (205) [system] peek_char((0x55798e5fad60), _895954)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_900674, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_901606, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _908956)
   Call: (206) [system] peek_char((0x55798e5fad60), _909890)
   Exit: (206) [system] peek_char((0x55798e5fad60), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_914610, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_915542, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55798e5fad60), e)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _922892)
   Call: (207) [system] peek_char((0x55798e5fad60), _923826)
   Exit: (207) [system] peek_char((0x55798e5fad60), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_928546, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_929478, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55798e5fad60), m)
   Exit: (207) [system] get_char((0x55798e5fad60), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _936828)
   Call: (208) [system] peek_char((0x55798e5fad60), _937762)
   Exit: (208) [system] peek_char((0x55798e5fad60), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_942482, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_943414, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55798e5fad60), i)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _950764)
   Call: (209) [system] peek_char((0x55798e5fad60), _951698)
   Exit: (209) [system] peek_char((0x55798e5fad60), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_956418, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_957350, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55798e5fad60), s)
   Exit: (209) [system] get_char((0x55798e5fad60), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _964700)
   Call: (210) [system] peek_char((0x55798e5fad60), _965634)
   Exit: (210) [system] peek_char((0x55798e5fad60), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_970354, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_971286, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55798e5fad60), e)
   Exit: (210) [system] get_char((0x55798e5fad60), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _978636)
   Call: (211) [system] peek_char((0x55798e5fad60), _979570)
   Exit: (211) [system] peek_char((0x55798e5fad60), '1')
^  Call: (211) [user] is_delimiter('1')
   Call: (212) [system] char_type('1', space)
   Fail: (212) [system] char_type('1', space)
   Call: (212) [system] arg(_984290, v('(', ')', end_of_file), '1')
   Fail: (212) [system] arg(_985222, v('(', ')', end_of_file), '1')
^  Fail: (211) [user] is_delimiter('1')
   Call: (211) [system] ')'=='1'
   Fail: (211) [system] ')'=='1'
   Call: (211) [system] get_char((0x55798e5fad60), '1')
   Exit: (211) [system] get_char((0x55798e5fad60), '1')
   Call: (211) [system] '1'=(\)
   Fail: (211) [system] '1'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _992572)
   Call: (212) [system] peek_char((0x55798e5fad60), _993506)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_998226, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _992572=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _978636=['1']
   Exit: (211) [system] ['1']=['1']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (210) [system] _964700=[e, '1']
   Exit: (210) [system] [e, '1']=[e, '1']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '1'])
   Call: (209) [system] _950764=[s, e, '1']
   Exit: (209) [system] [s, e, '1']=[s, e, '1']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '1'])
   Call: (208) [system] _936828=[i, s, e, '1']
   Exit: (208) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '1'])
   Call: (207) [system] _922892=[m, i, s, e, '1']
   Exit: (207) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '1'])
   Call: (206) [system] _908956=[e, m, i, s, e, '1']
   Exit: (206) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '1'])
   Call: (205) [system] _895020=[r, e, m, i, s, e, '1']
   Exit: (205) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '1'])
   Call: (204) [system] _881084=[p, r, e, m, i, s, e, '1']
   Exit: (204) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '1'])
^  Call: (203) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _847430)
   Call: (204) [system] atom_chars(_1027014, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (204) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (203) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _premise1)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _premise1)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1031678)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1033536)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1047690)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55798e5fad60), _1051480)
   Exit: (202) [system] get_char((0x55798e5fad60), ')')
   Call: (202) [system] _1031678=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [])
   Call: (201) [system] _814482=[_premise1]
   Exit: (201) [system] [_premise1]=[_premise1]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_premise1])
   Call: (200) [system] _632618=[_proof1, _premise1]
   Exit: (200) [system] [_proof1, _premise1]=[_proof1, _premise1]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_proof1, _premise1])
   Call: (199) [system] _539914=[:, _proof1, _premise1]
   Exit: (199) [system] [:, _proof1, _premise1]=[:, _proof1, _premise1]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [:, _proof1, _premise1])
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof1, _premise1])
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1065362)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1067220)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1074958)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1077662)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1092740)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1098310)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1100168)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1114322)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _1098310)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1131964)
   Call: (201) [system] peek_char((0x55798e5fad60), _1132898)
   Exit: (201) [system] peek_char((0x55798e5fad60), k)
^  Call: (201) [user] is_delimiter(k)
   Call: (202) [system] char_type(k, space)
   Fail: (202) [system] char_type(k, space)
   Call: (202) [system] arg(_1137618, v('(', ')', end_of_file), k)
   Fail: (202) [system] arg(_1138550, v('(', ')', end_of_file), k)
^  Fail: (201) [user] is_delimiter(k)
   Call: (201) [system] ')'==k
   Fail: (201) [system] ')'==k
   Call: (201) [system] get_char((0x55798e5fad60), k)
   Exit: (201) [system] get_char((0x55798e5fad60), k)
   Call: (201) [system] k=(\)
   Fail: (201) [system] k=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1145900)
   Call: (202) [system] peek_char((0x55798e5fad60), _1146834)
   Exit: (202) [system] peek_char((0x55798e5fad60), b)
^  Call: (202) [user] is_delimiter(b)
   Call: (203) [system] char_type(b, space)
   Fail: (203) [system] char_type(b, space)
   Call: (203) [system] arg(_1151554, v('(', ')', end_of_file), b)
   Fail: (203) [system] arg(_1152486, v('(', ')', end_of_file), b)
^  Fail: (202) [user] is_delimiter(b)
   Call: (202) [system] ')'==b
   Fail: (202) [system] ')'==b
   Call: (202) [system] get_char((0x55798e5fad60), b)
   Exit: (202) [system] get_char((0x55798e5fad60), b)
   Call: (202) [system] b=(\)
   Fail: (202) [system] b=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1159836)
   Call: (203) [system] peek_char((0x55798e5fad60), _1160770)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _1159836=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (202) [system] _1145900=[b]
   Exit: (202) [system] [b]=[b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (201) [system] _1131964=[k, b]
   Exit: (201) [system] [k, b]=[k, b]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (200) [user] classify_and_convert_charseq($, [k, b], _1098310)
   Call: (201) [system] atom_chars(_1175642, ['_', k, b])
   Exit: (201) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (200) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1180306)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1182164)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1189902)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1192606)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1207684)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1213254)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1215112)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1229266)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _1213254)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1246908)
   Call: (202) [system] peek_char((0x55798e5fad60), _1247842)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_1252562, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_1253494, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1260844)
   Call: (203) [system] peek_char((0x55798e5fad60), _1261778)
   Exit: (203) [system] peek_char((0x55798e5fad60), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_1266498, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_1267430, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55798e5fad60), b)
   Exit: (203) [system] get_char((0x55798e5fad60), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1274780)
   Call: (204) [system] peek_char((0x55798e5fad60), _1275714)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1274780=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (203) [system] _1260844=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (202) [system] _1246908=[r, b]
   Exit: (202) [system] [r, b]=[r, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (201) [user] classify_and_convert_charseq($, [r, b], _1213254)
   Call: (202) [system] atom_chars(_1290586, ['_', r, b])
   Exit: (202) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (201) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1295250)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1297108)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1304846)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1307550)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1322628)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1328198)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1330056)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1344210)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _1328198)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1361852)
   Call: (203) [system] peek_char((0x55798e5fad60), _1362786)
   Exit: (203) [system] peek_char((0x55798e5fad60), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_1367506, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_1368438, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55798e5fad60), k)
   Exit: (203) [system] get_char((0x55798e5fad60), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1375788)
   Call: (204) [system] peek_char((0x55798e5fad60), _1376722)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
^  Call: (204) [user] is_delimiter(')')
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] arg(_1381442, v('(', ')', end_of_file), ')')
   Exit: (205) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (204) [user] is_delimiter(')')
   Call: (204) [system] _1375788=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (203) [system] _1361852=[k]
   Exit: (203) [system] [k]=[k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (202) [user] classify_and_convert_charseq($, [k], _1328198)
   Call: (203) [system] atom_chars(_1390672, ['_', k])
   Exit: (203) [system] atom_chars('_k', ['_', k])
^  Exit: (202) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1395336)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1397194)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1411348)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55798e5fad60), _1415138)
   Exit: (201) [system] get_char((0x55798e5fad60), ')')
   Call: (201) [system] _1395336=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [])
   Call: (200) [system] _1295250=[_k]
   Exit: (200) [system] [_k]=[_k]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (199) [system] _1180306=[_rb, _k]
   Exit: (199) [system] [_rb, _k]=[_rb, _k]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_rb, _k])
   Call: (198) [system] _1065362=[_kb, _rb, _k]
   Exit: (198) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, _k])
   Call: (197) [system] _506966=[[:, _proof1, _premise1], _kb, _rb, _k]
   Exit: (197) [system] [[:, _proof1, _premise1], _kb, _rb, _k]=[[:, _proof1, _premise1], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [[:, _proof1, _premise1], _kb, _rb, _k])
   Call: (196) [system] _263692=[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]
   Exit: (196) [system] [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]=[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1434608)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1436466)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1450620)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55798e5fad60), _1454410)
   Exit: (195) [system] get_char((0x55798e5fad60), ')')
   Call: (195) [system] _1434608=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [])
   Call: (194) [system] _230744=[[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
   Exit: (194) [system] [[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]=[[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Call: (193) [system] _3648=[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
   Exit: (193) [system] [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]=[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1465498)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1467356)
   Exit: (193) [system] peek_char((0x55798e5fad60), '\n')
   Call: (193) [system] '\n'=(;)
   Fail: (193) [system] '\n'=(;)
^  Call: (193) [user] is_like_space('\n')
   Call: (194) [system] char_type('\n', 'white')
   Fail: (194) [system] char_type('\n', 'white')
   Call: (194) [system] char_type('\n', end_of_line)
   Exit: (194) [system] char_type('\n', end_of_line)
^  Exit: (193) [user] is_like_space('\n')
   Call: (193) [system] get_char((0x55798e5fad60), _1476950)
   Exit: (193) [system] get_char((0x55798e5fad60), '\n')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1479654)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1487392)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1490096)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1497834)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1500538)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1508276)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1510980)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1518718)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1521422)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1529160)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1531864)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1539602)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1542306)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1550044)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1552748)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1560486)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1563190)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1570928)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1573632)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1581370)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1584074)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1608392)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1613962)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1615820)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1629974)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1613962)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1635544)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1649698)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1655268)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1657126)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1671280)
   Exit: (195) [system] get_char((0x55798e5fad60), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1655268)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1676850)
   Exit: (197) [system] peek_char((0x55798e5fad60), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1691004)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=')'
   Fail: (196) [system] (:)=')'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1696574)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1698432)
   Exit: (198) [system] peek_char((0x55798e5fad60), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1712586)
   Exit: (197) [system] get_char((0x55798e5fad60), :)
   Call: (197) [system] (:)='('
   Fail: (197) [system] (:)='('
   Call: (197) [system] (:)='['
   Fail: (197) [system] (:)='['
   Call: (197) [system] (:)='{'
   Fail: (197) [system] (:)='{'
   Call: (197) [system] (:)='"'
   Fail: (197) [system] (:)='"'
   Call: (197) [system] (:)=!
   Fail: (197) [system] (:)=!
   Call: (197) [system] (:)='\''
   Fail: (197) [system] (:)='\''
   Call: (197) [system] (:)='`'
   Fail: (197) [system] (:)='`'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), :, _1696574)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1730228)
   Call: (199) [system] peek_char((0x55798e5fad60), _1731162)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _1730228=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (198) [user] classify_and_convert_charseq(:, [], _1696574)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1740472, _1740474), once(user:catch(read_from_chars([:], _1696574), _1740448, fail)), '$restore_trace'(_1740472, _1740474))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1740472, _1740474))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1740448, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(:)
   Exit: (199) [system] atomic(:)
^  Exit: (198) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1747972)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1749830)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1757568)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1760272)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1775350)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1780920)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1782778)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1796932)
   Exit: (198) [system] get_char((0x55798e5fad60), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _1780920)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1814574)
   Call: (200) [system] peek_char((0x55798e5fad60), _1815508)
   Exit: (200) [system] peek_char((0x55798e5fad60), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_1820228, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_1821160, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55798e5fad60), p)
   Exit: (200) [system] get_char((0x55798e5fad60), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1828510)
   Call: (201) [system] peek_char((0x55798e5fad60), _1829444)
   Exit: (201) [system] peek_char((0x55798e5fad60), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_1834164, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_1835096, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55798e5fad60), r)
   Exit: (201) [system] get_char((0x55798e5fad60), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1842446)
   Call: (202) [system] peek_char((0x55798e5fad60), _1843380)
   Exit: (202) [system] peek_char((0x55798e5fad60), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_1848100, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_1849032, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55798e5fad60), o)
   Exit: (202) [system] get_char((0x55798e5fad60), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1856382)
   Call: (203) [system] peek_char((0x55798e5fad60), _1857316)
   Exit: (203) [system] peek_char((0x55798e5fad60), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_1862036, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_1862968, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55798e5fad60), o)
   Exit: (203) [system] get_char((0x55798e5fad60), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1870318)
   Call: (204) [system] peek_char((0x55798e5fad60), _1871252)
   Exit: (204) [system] peek_char((0x55798e5fad60), f)
^  Call: (204) [user] is_delimiter(f)
   Call: (205) [system] char_type(f, space)
   Fail: (205) [system] char_type(f, space)
   Call: (205) [system] arg(_1875972, v('(', ')', end_of_file), f)
   Fail: (205) [system] arg(_1876904, v('(', ')', end_of_file), f)
^  Fail: (204) [user] is_delimiter(f)
   Call: (204) [system] ')'==f
   Fail: (204) [system] ')'==f
   Call: (204) [system] get_char((0x55798e5fad60), f)
   Exit: (204) [system] get_char((0x55798e5fad60), f)
   Call: (204) [system] f=(\)
   Fail: (204) [system] f=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1884254)
   Call: (205) [system] peek_char((0x55798e5fad60), _1885188)
   Exit: (205) [system] peek_char((0x55798e5fad60), '2')
^  Call: (205) [user] is_delimiter('2')
   Call: (206) [system] char_type('2', space)
   Fail: (206) [system] char_type('2', space)
   Call: (206) [system] arg(_1889908, v('(', ')', end_of_file), '2')
   Fail: (206) [system] arg(_1890840, v('(', ')', end_of_file), '2')
^  Fail: (205) [user] is_delimiter('2')
   Call: (205) [system] ')'=='2'
   Fail: (205) [system] ')'=='2'
   Call: (205) [system] get_char((0x55798e5fad60), '2')
   Exit: (205) [system] get_char((0x55798e5fad60), '2')
   Call: (205) [system] '2'=(\)
   Fail: (205) [system] '2'=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1898190)
   Call: (206) [system] peek_char((0x55798e5fad60), _1899124)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1898190=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _1884254=['2']
   Exit: (205) [system] ['2']=['2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (204) [system] _1870318=[f, '2']
   Exit: (204) [system] [f, '2']=[f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '2'])
   Call: (203) [system] _1856382=[o, f, '2']
   Exit: (203) [system] [o, f, '2']=[o, f, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '2'])
   Call: (202) [system] _1842446=[o, o, f, '2']
   Exit: (202) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '2'])
   Call: (201) [system] _1828510=[r, o, o, f, '2']
   Exit: (201) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '2'])
   Call: (200) [system] _1814574=[p, r, o, o, f, '2']
   Exit: (200) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '2'])
^  Call: (199) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _1780920)
   Call: (200) [system] atom_chars(_1925172, ['_', p, r, o, o, f, '2'])
   Exit: (200) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (199) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _proof2)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _proof2)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), _proof2)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1929836)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1931694)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1939432)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1942136)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1957214)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1962784)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1964642)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1978796)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _1962784)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1996438)
   Call: (201) [system] peek_char((0x55798e5fad60), _1997372)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_2002092, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_2003024, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _2010374)
   Call: (202) [system] peek_char((0x55798e5fad60), _2011308)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_2016028, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_2016960, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _2024310)
   Call: (203) [system] peek_char((0x55798e5fad60), _2025244)
   Exit: (203) [system] peek_char((0x55798e5fad60), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_2029964, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_2030896, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55798e5fad60), e)
   Exit: (203) [system] get_char((0x55798e5fad60), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _2038246)
   Call: (204) [system] peek_char((0x55798e5fad60), _2039180)
   Exit: (204) [system] peek_char((0x55798e5fad60), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_2043900, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_2044832, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55798e5fad60), m)
   Exit: (204) [system] get_char((0x55798e5fad60), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _2052182)
   Call: (205) [system] peek_char((0x55798e5fad60), _2053116)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_2057836, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_2058768, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _2066118)
   Call: (206) [system] peek_char((0x55798e5fad60), _2067052)
   Exit: (206) [system] peek_char((0x55798e5fad60), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_2071772, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_2072704, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55798e5fad60), s)
   Exit: (206) [system] get_char((0x55798e5fad60), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _2080054)
   Call: (207) [system] peek_char((0x55798e5fad60), _2080988)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_2085708, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_2086640, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _2093990)
   Call: (208) [system] peek_char((0x55798e5fad60), _2094924)
   Exit: (208) [system] peek_char((0x55798e5fad60), '2')
^  Call: (208) [user] is_delimiter('2')
   Call: (209) [system] char_type('2', space)
   Fail: (209) [system] char_type('2', space)
   Call: (209) [system] arg(_6620, v('(', ')', end_of_file), '2')
   Fail: (209) [system] arg(_7552, v('(', ')', end_of_file), '2')
^  Fail: (208) [user] is_delimiter('2')
   Call: (208) [system] ')'=='2'
   Fail: (208) [system] ')'=='2'
   Call: (208) [system] get_char((0x55798e5fad60), '2')
   Exit: (208) [system] get_char((0x55798e5fad60), '2')
   Call: (208) [system] '2'=(\)
   Fail: (208) [system] '2'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _14902)
   Call: (209) [system] peek_char((0x55798e5fad60), _15836)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_20556, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _14902=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _3820=['2']
   Exit: (208) [system] ['2']=['2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (207) [system] _3816=[e, '2']
   Exit: (207) [system] [e, '2']=[e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '2'])
   Call: (206) [system] _3812=[s, e, '2']
   Exit: (206) [system] [s, e, '2']=[s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '2'])
   Call: (205) [system] _3808=[i, s, e, '2']
   Exit: (205) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '2'])
   Call: (204) [system] _3804=[m, i, s, e, '2']
   Exit: (204) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '2'])
   Call: (203) [system] _3800=[e, m, i, s, e, '2']
   Exit: (203) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '2'])
   Call: (202) [system] _3796=[r, e, m, i, s, e, '2']
   Exit: (202) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '2'])
   Call: (201) [system] _3792=[p, r, e, m, i, s, e, '2']
   Exit: (201) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '2'])
^  Call: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _3788)
   Call: (201) [system] atom_chars(_49344, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (201) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _premise2)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _premise2)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _54008)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _55866)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _70020)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55798e5fad60), _73810)
   Exit: (199) [system] get_char((0x55798e5fad60), ')')
   Call: (199) [system] _54008=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [])
   Call: (198) [system] _3784=[_premise2]
   Exit: (198) [system] [_premise2]=[_premise2]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_premise2])
   Call: (197) [system] _3774=[_proof2, _premise2]
   Exit: (197) [system] [_proof2, _premise2]=[_proof2, _premise2]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [_proof2, _premise2])
   Call: (196) [system] _3766=[:, _proof2, _premise2]
   Exit: (196) [system] [:, _proof2, _premise2]=[:, _proof2, _premise2]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [:, _proof2, _premise2])
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof2, _premise2])
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _87692)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _89550)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _97288)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _99992)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _115070)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _120640)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _122498)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _136652)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _120640)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _142222)
   Exit: (198) [system] peek_char((0x55798e5fad60), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _156376)
   Exit: (197) [system] peek_char((0x55798e5fad60), s)
   Call: (197) [system] s=')'
   Fail: (197) [system] s=')'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _161946)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _163804)
   Exit: (199) [system] peek_char((0x55798e5fad60), s)
   Call: (199) [system] s=(;)
   Fail: (199) [system] s=(;)
^  Call: (199) [user] is_like_space(s)
   Call: (200) [system] char_type(s, 'white')
   Fail: (200) [system] char_type(s, 'white')
   Call: (200) [system] char_type(s, end_of_line)
   Fail: (200) [system] char_type(s, end_of_line)
   Call: (200) [system] char_type(s, space)
   Fail: (200) [system] char_type(s, space)
   Call: (200) [system] char_type(s, cntrl)
   Fail: (200) [system] char_type(s, cntrl)
^  Fail: (199) [user] is_like_space(s)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _177958)
   Exit: (198) [system] get_char((0x55798e5fad60), s)
   Call: (198) [system] s='('
   Fail: (198) [system] s='('
   Call: (198) [system] s='['
   Fail: (198) [system] s='['
   Call: (198) [system] s='{'
   Fail: (198) [system] s='{'
   Call: (198) [system] s='"'
   Fail: (198) [system] s='"'
   Call: (198) [system] s=!
   Fail: (198) [system] s=!
   Call: (198) [system] s='\''
   Fail: (198) [system] s='\''
   Call: (198) [system] s='`'
   Fail: (198) [system] s='`'
   Call: (198) [system] s=end_of_file
   Fail: (198) [system] s=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), s, _161946)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _195600)
   Call: (200) [system] peek_char((0x55798e5fad60), _196534)
   Exit: (200) [system] peek_char((0x55798e5fad60), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_201254, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_202186, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55798e5fad60), y)
   Exit: (200) [system] get_char((0x55798e5fad60), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _209536)
   Call: (201) [system] peek_char((0x55798e5fad60), _210470)
   Exit: (201) [system] peek_char((0x55798e5fad60), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_215190, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_216122, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55798e5fad60), n)
   Exit: (201) [system] get_char((0x55798e5fad60), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _223472)
   Call: (202) [system] peek_char((0x55798e5fad60), _224406)
   Exit: (202) [system] peek_char((0x55798e5fad60), t)
^  Call: (202) [user] is_delimiter(t)
   Call: (203) [system] char_type(t, space)
   Fail: (203) [system] char_type(t, space)
   Call: (203) [system] arg(_229126, v('(', ')', end_of_file), t)
   Fail: (203) [system] arg(_230058, v('(', ')', end_of_file), t)
^  Fail: (202) [user] is_delimiter(t)
   Call: (202) [system] ')'==t
   Fail: (202) [system] ')'==t
   Call: (202) [system] get_char((0x55798e5fad60), t)
   Exit: (202) [system] get_char((0x55798e5fad60), t)
   Call: (202) [system] t=(\)
   Fail: (202) [system] t=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _237408)
   Call: (203) [system] peek_char((0x55798e5fad60), _238342)
   Exit: (203) [system] peek_char((0x55798e5fad60), h)
^  Call: (203) [user] is_delimiter(h)
   Call: (204) [system] char_type(h, space)
   Fail: (204) [system] char_type(h, space)
   Call: (204) [system] arg(_243062, v('(', ')', end_of_file), h)
   Fail: (204) [system] arg(_243994, v('(', ')', end_of_file), h)
^  Fail: (203) [user] is_delimiter(h)
   Call: (203) [system] ')'==h
   Fail: (203) [system] ')'==h
   Call: (203) [system] get_char((0x55798e5fad60), h)
   Exit: (203) [system] get_char((0x55798e5fad60), h)
   Call: (203) [system] h=(\)
   Fail: (203) [system] h=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _251344)
   Call: (204) [system] peek_char((0x55798e5fad60), _252278)
   Exit: (204) [system] peek_char((0x55798e5fad60), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_256998, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_257930, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55798e5fad60), e)
   Exit: (204) [system] get_char((0x55798e5fad60), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _265280)
   Call: (205) [system] peek_char((0x55798e5fad60), _266214)
   Exit: (205) [system] peek_char((0x55798e5fad60), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_270934, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_271866, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55798e5fad60), s)
   Exit: (205) [system] get_char((0x55798e5fad60), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _279216)
   Call: (206) [system] peek_char((0x55798e5fad60), _280150)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_284870, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_285802, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _293152)
   Call: (207) [system] peek_char((0x55798e5fad60), _294086)
   Exit: (207) [system] peek_char((0x55798e5fad60), z)
^  Call: (207) [user] is_delimiter(z)
   Call: (208) [system] char_type(z, space)
   Fail: (208) [system] char_type(z, space)
   Call: (208) [system] arg(_298806, v('(', ')', end_of_file), z)
   Fail: (208) [system] arg(_299738, v('(', ')', end_of_file), z)
^  Fail: (207) [user] is_delimiter(z)
   Call: (207) [system] ')'==z
   Fail: (207) [system] ')'==z
   Call: (207) [system] get_char((0x55798e5fad60), z)
   Exit: (207) [system] get_char((0x55798e5fad60), z)
   Call: (207) [system] z=(\)
   Fail: (207) [system] z=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _307088)
   Call: (208) [system] peek_char((0x55798e5fad60), _308022)
   Exit: (208) [system] peek_char((0x55798e5fad60), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_312742, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_313674, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55798e5fad60), e)
   Exit: (208) [system] get_char((0x55798e5fad60), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _321024)
   Call: (209) [system] peek_char((0x55798e5fad60), _321958)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _321024=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _307088=[e]
   Exit: (208) [system] [e]=[e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (207) [system] _293152=[z, e]
   Exit: (207) [system] [z, e]=[z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (206) [system] _279216=[i, z, e]
   Exit: (206) [system] [i, z, e]=[i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (205) [system] _265280=[s, i, z, e]
   Exit: (205) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (204) [system] _251344=[e, s, i, z, e]
   Exit: (204) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (203) [system] _237408=[h, e, s, i, z, e]
   Exit: (203) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (202) [system] _223472=[t, h, e, s, i, z, e]
   Exit: (202) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (201) [system] _209536=[n, t, h, e, s, i, z, e]
   Exit: (201) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (200) [system] _195600=[y, n, t, h, e, s, i, z, e]
   Exit: (200) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (199) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _161946)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_356414, _356416), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _161946), _356390, fail)), '$restore_trace'(_356414, _356416))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_356414, _356416))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _356390, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(synthesize)
   Exit: (200) [system] atomic(synthesize)
^  Exit: (199) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _363914)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _365772)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _373510)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _376214)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _391292)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _396862)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _398720)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _412874)
   Exit: (199) [system] get_char((0x55798e5fad60), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _396862)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _418444)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _432598)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=')'
   Fail: (200) [system] (:)=')'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _438168)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _440026)
   Exit: (202) [system] peek_char((0x55798e5fad60), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _454180)
   Exit: (201) [system] get_char((0x55798e5fad60), :)
   Call: (201) [system] (:)='('
   Fail: (201) [system] (:)='('
   Call: (201) [system] (:)='['
   Fail: (201) [system] (:)='['
   Call: (201) [system] (:)='{'
   Fail: (201) [system] (:)='{'
   Call: (201) [system] (:)='"'
   Fail: (201) [system] (:)='"'
   Call: (201) [system] (:)=!
   Fail: (201) [system] (:)=!
   Call: (201) [system] (:)='\''
   Fail: (201) [system] (:)='\''
   Call: (201) [system] (:)='`'
   Fail: (201) [system] (:)='`'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), :, _438168)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _471822)
   Call: (203) [system] peek_char((0x55798e5fad60), _472756)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _471822=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (202) [user] classify_and_convert_charseq(:, [], _438168)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_482066, _482068), once(user:catch(read_from_chars([:], _438168), _482042, fail)), '$restore_trace'(_482066, _482068))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_482066, _482068))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _482042, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(:)
   Exit: (203) [system] atomic(:)
^  Exit: (202) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _489566)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _491424)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _499162)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _501866)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _516944)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _522514)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _524372)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _538526)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _522514)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _556168)
   Call: (204) [system] peek_char((0x55798e5fad60), _557102)
   Exit: (204) [system] peek_char((0x55798e5fad60), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_561822, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_562754, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55798e5fad60), p)
   Exit: (204) [system] get_char((0x55798e5fad60), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _570104)
   Call: (205) [system] peek_char((0x55798e5fad60), _571038)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_575758, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_576690, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _584040)
   Call: (206) [system] peek_char((0x55798e5fad60), _584974)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_589694, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_590626, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _597976)
   Call: (207) [system] peek_char((0x55798e5fad60), _598910)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_603630, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_604562, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _611912)
   Call: (208) [system] peek_char((0x55798e5fad60), _612846)
   Exit: (208) [system] peek_char((0x55798e5fad60), f)
^  Call: (208) [user] is_delimiter(f)
   Call: (209) [system] char_type(f, space)
   Fail: (209) [system] char_type(f, space)
   Call: (209) [system] arg(_617566, v('(', ')', end_of_file), f)
   Fail: (209) [system] arg(_618498, v('(', ')', end_of_file), f)
^  Fail: (208) [user] is_delimiter(f)
   Call: (208) [system] ')'==f
   Fail: (208) [system] ')'==f
   Call: (208) [system] get_char((0x55798e5fad60), f)
   Exit: (208) [system] get_char((0x55798e5fad60), f)
   Call: (208) [system] f=(\)
   Fail: (208) [system] f=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _625848)
   Call: (209) [system] peek_char((0x55798e5fad60), _626782)
   Exit: (209) [system] peek_char((0x55798e5fad60), '2')
^  Call: (209) [user] is_delimiter('2')
   Call: (210) [system] char_type('2', space)
   Fail: (210) [system] char_type('2', space)
   Call: (210) [system] arg(_631502, v('(', ')', end_of_file), '2')
   Fail: (210) [system] arg(_632434, v('(', ')', end_of_file), '2')
^  Fail: (209) [user] is_delimiter('2')
   Call: (209) [system] ')'=='2'
   Fail: (209) [system] ')'=='2'
   Call: (209) [system] get_char((0x55798e5fad60), '2')
   Exit: (209) [system] get_char((0x55798e5fad60), '2')
   Call: (209) [system] '2'=(\)
   Fail: (209) [system] '2'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _639784)
   Call: (210) [system] peek_char((0x55798e5fad60), _640718)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _639784=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _625848=['2']
   Exit: (209) [system] ['2']=['2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (208) [system] _611912=[f, '2']
   Exit: (208) [system] [f, '2']=[f, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '2'])
   Call: (207) [system] _597976=[o, f, '2']
   Exit: (207) [system] [o, f, '2']=[o, f, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '2'])
   Call: (206) [system] _584040=[o, o, f, '2']
   Exit: (206) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '2'])
   Call: (205) [system] _570104=[r, o, o, f, '2']
   Exit: (205) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '2'])
   Call: (204) [system] _556168=[p, r, o, o, f, '2']
   Exit: (204) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '2'])
^  Call: (203) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _522514)
   Call: (204) [system] atom_chars(_666766, ['_', p, r, o, o, f, '2'])
   Exit: (204) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (203) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _proof2)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _proof2)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _proof2)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _671430)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _673288)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _681026)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _683730)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _698808)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _704378)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _706236)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _720390)
   Exit: (203) [system] get_char((0x55798e5fad60), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _704378)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _738032)
   Call: (205) [system] peek_char((0x55798e5fad60), _738966)
   Exit: (205) [system] peek_char((0x55798e5fad60), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_743686, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_744618, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55798e5fad60), p)
   Exit: (205) [system] get_char((0x55798e5fad60), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _751968)
   Call: (206) [system] peek_char((0x55798e5fad60), _752902)
   Exit: (206) [system] peek_char((0x55798e5fad60), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_757622, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_758554, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55798e5fad60), r)
   Exit: (206) [system] get_char((0x55798e5fad60), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _765904)
   Call: (207) [system] peek_char((0x55798e5fad60), _766838)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_771558, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_772490, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _779840)
   Call: (208) [system] peek_char((0x55798e5fad60), _780774)
   Exit: (208) [system] peek_char((0x55798e5fad60), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_785494, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_786426, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55798e5fad60), m)
   Exit: (208) [system] get_char((0x55798e5fad60), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _793776)
   Call: (209) [system] peek_char((0x55798e5fad60), _794710)
   Exit: (209) [system] peek_char((0x55798e5fad60), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_799430, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_800362, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55798e5fad60), i)
   Exit: (209) [system] get_char((0x55798e5fad60), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _807712)
   Call: (210) [system] peek_char((0x55798e5fad60), _808646)
   Exit: (210) [system] peek_char((0x55798e5fad60), s)
^  Call: (210) [user] is_delimiter(s)
   Call: (211) [system] char_type(s, space)
   Fail: (211) [system] char_type(s, space)
   Call: (211) [system] arg(_813366, v('(', ')', end_of_file), s)
   Fail: (211) [system] arg(_814298, v('(', ')', end_of_file), s)
^  Fail: (210) [user] is_delimiter(s)
   Call: (210) [system] ')'==s
   Fail: (210) [system] ')'==s
   Call: (210) [system] get_char((0x55798e5fad60), s)
   Exit: (210) [system] get_char((0x55798e5fad60), s)
   Call: (210) [system] s=(\)
   Fail: (210) [system] s=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _821648)
   Call: (211) [system] peek_char((0x55798e5fad60), _822582)
   Exit: (211) [system] peek_char((0x55798e5fad60), e)
^  Call: (211) [user] is_delimiter(e)
   Call: (212) [system] char_type(e, space)
   Fail: (212) [system] char_type(e, space)
   Call: (212) [system] arg(_827302, v('(', ')', end_of_file), e)
   Fail: (212) [system] arg(_828234, v('(', ')', end_of_file), e)
^  Fail: (211) [user] is_delimiter(e)
   Call: (211) [system] ')'==e
   Fail: (211) [system] ')'==e
   Call: (211) [system] get_char((0x55798e5fad60), e)
   Exit: (211) [system] get_char((0x55798e5fad60), e)
   Call: (211) [system] e=(\)
   Fail: (211) [system] e=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _835584)
   Call: (212) [system] peek_char((0x55798e5fad60), _836518)
   Exit: (212) [system] peek_char((0x55798e5fad60), '2')
^  Call: (212) [user] is_delimiter('2')
   Call: (213) [system] char_type('2', space)
   Fail: (213) [system] char_type('2', space)
   Call: (213) [system] arg(_841238, v('(', ')', end_of_file), '2')
   Fail: (213) [system] arg(_842170, v('(', ')', end_of_file), '2')
^  Fail: (212) [user] is_delimiter('2')
   Call: (212) [system] ')'=='2'
   Fail: (212) [system] ')'=='2'
   Call: (212) [system] get_char((0x55798e5fad60), '2')
   Exit: (212) [system] get_char((0x55798e5fad60), '2')
   Call: (212) [system] '2'=(\)
   Fail: (212) [system] '2'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _849520)
   Call: (213) [system] peek_char((0x55798e5fad60), _850454)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_855174, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _849520=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (212) [system] _835584=['2']
   Exit: (212) [system] ['2']=['2']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (211) [system] _821648=[e, '2']
   Exit: (211) [system] [e, '2']=[e, '2']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '2'])
   Call: (210) [system] _807712=[s, e, '2']
   Exit: (210) [system] [s, e, '2']=[s, e, '2']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '2'])
   Call: (209) [system] _793776=[i, s, e, '2']
   Exit: (209) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '2'])
   Call: (208) [system] _779840=[m, i, s, e, '2']
   Exit: (208) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '2'])
   Call: (207) [system] _765904=[e, m, i, s, e, '2']
   Exit: (207) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '2'])
   Call: (206) [system] _751968=[r, e, m, i, s, e, '2']
   Exit: (206) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '2'])
   Call: (205) [system] _738032=[p, r, e, m, i, s, e, '2']
   Exit: (205) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '2'])
^  Call: (204) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _704378)
   Call: (205) [system] atom_chars(_883962, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (205) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (204) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _premise2)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), _premise2)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _888626)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _890484)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _904638)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55798e5fad60), _908428)
   Exit: (203) [system] get_char((0x55798e5fad60), ')')
   Call: (203) [system] _888626=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [])
   Call: (202) [system] _671430=[_premise2]
   Exit: (202) [system] [_premise2]=[_premise2]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [_premise2])
   Call: (201) [system] _489566=[_proof2, _premise2]
   Exit: (201) [system] [_proof2, _premise2]=[_proof2, _premise2]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_proof2, _premise2])
   Call: (200) [system] _396862=[:, _proof2, _premise2]
   Exit: (200) [system] [:, _proof2, _premise2]=[:, _proof2, _premise2]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [:, _proof2, _premise2])
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof2, _premise2])
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _922310)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _924168)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _931906)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _934610)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _949688)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _955258)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _957116)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _971270)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _955258)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _988912)
   Call: (202) [system] peek_char((0x55798e5fad60), _989846)
   Exit: (202) [system] peek_char((0x55798e5fad60), k)
^  Call: (202) [user] is_delimiter(k)
   Call: (203) [system] char_type(k, space)
   Fail: (203) [system] char_type(k, space)
   Call: (203) [system] arg(_994566, v('(', ')', end_of_file), k)
   Fail: (203) [system] arg(_995498, v('(', ')', end_of_file), k)
^  Fail: (202) [user] is_delimiter(k)
   Call: (202) [system] ')'==k
   Fail: (202) [system] ')'==k
   Call: (202) [system] get_char((0x55798e5fad60), k)
   Exit: (202) [system] get_char((0x55798e5fad60), k)
   Call: (202) [system] k=(\)
   Fail: (202) [system] k=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1002848)
   Call: (203) [system] peek_char((0x55798e5fad60), _1003782)
   Exit: (203) [system] peek_char((0x55798e5fad60), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_1008502, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_1009434, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55798e5fad60), b)
   Exit: (203) [system] get_char((0x55798e5fad60), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1016784)
   Call: (204) [system] peek_char((0x55798e5fad60), _1017718)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1016784=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (203) [system] _1002848=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (202) [system] _988912=[k, b]
   Exit: (202) [system] [k, b]=[k, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (201) [user] classify_and_convert_charseq($, [k, b], _955258)
   Call: (202) [system] atom_chars(_1032590, ['_', k, b])
   Exit: (202) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (201) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1037254)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1039112)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1046850)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1049554)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1064632)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1070202)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1072060)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1086214)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _1070202)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1103856)
   Call: (203) [system] peek_char((0x55798e5fad60), _1104790)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_1109510, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_1110442, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1117792)
   Call: (204) [system] peek_char((0x55798e5fad60), _1118726)
   Exit: (204) [system] peek_char((0x55798e5fad60), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_1123446, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_1124378, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55798e5fad60), b)
   Exit: (204) [system] get_char((0x55798e5fad60), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1131728)
   Call: (205) [system] peek_char((0x55798e5fad60), _1132662)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1131728=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _1117792=[b]
   Exit: (204) [system] [b]=[b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (203) [system] _1103856=[r, b]
   Exit: (203) [system] [r, b]=[r, b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (202) [user] classify_and_convert_charseq($, [r, b], _1070202)
   Call: (203) [system] atom_chars(_1147534, ['_', r, b])
   Exit: (203) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (202) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1152198)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1154056)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1161794)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1164498)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1179576)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1185146)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1187004)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1201158)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _1185146)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1218800)
   Call: (204) [system] peek_char((0x55798e5fad60), _1219734)
   Exit: (204) [system] peek_char((0x55798e5fad60), k)
^  Call: (204) [user] is_delimiter(k)
   Call: (205) [system] char_type(k, space)
   Fail: (205) [system] char_type(k, space)
   Call: (205) [system] arg(_1224454, v('(', ')', end_of_file), k)
   Fail: (205) [system] arg(_1225386, v('(', ')', end_of_file), k)
^  Fail: (204) [user] is_delimiter(k)
   Call: (204) [system] ')'==k
   Fail: (204) [system] ')'==k
   Call: (204) [system] get_char((0x55798e5fad60), k)
   Exit: (204) [system] get_char((0x55798e5fad60), k)
   Call: (204) [system] k=(\)
   Fail: (204) [system] k=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1232736)
   Call: (205) [system] peek_char((0x55798e5fad60), _1233670)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
^  Call: (205) [user] is_delimiter(')')
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] arg(_1238390, v('(', ')', end_of_file), ')')
   Exit: (206) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (205) [user] is_delimiter(')')
   Call: (205) [system] _1232736=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _1218800=[k]
   Exit: (204) [system] [k]=[k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (203) [user] classify_and_convert_charseq($, [k], _1185146)
   Call: (204) [system] atom_chars(_1247620, ['_', k])
   Exit: (204) [system] atom_chars('_k', ['_', k])
^  Exit: (203) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1252284)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1254142)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1268296)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55798e5fad60), _1272086)
   Exit: (202) [system] get_char((0x55798e5fad60), ')')
   Call: (202) [system] _1252284=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [])
   Call: (201) [system] _1152198=[_k]
   Exit: (201) [system] [_k]=[_k]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (200) [system] _1037254=[_rb, _k]
   Exit: (200) [system] [_rb, _k]=[_rb, _k]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_rb, _k])
   Call: (199) [system] _922310=[_kb, _rb, _k]
   Exit: (199) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, _k])
   Call: (198) [system] _363914=[[:, _proof2, _premise2], _kb, _rb, _k]
   Exit: (198) [system] [[:, _proof2, _premise2], _kb, _rb, _k]=[[:, _proof2, _premise2], _kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [[:, _proof2, _premise2], _kb, _rb, _k])
   Call: (197) [system] _120640=[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]
   Exit: (197) [system] [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]=[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1291556)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1293414)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1307568)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _1311358)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _1291556=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _87692=[[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
   Exit: (195) [system] [[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]=[[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Call: (194) [system] _3760=[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
   Exit: (194) [system] [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]=[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1322446)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1324304)
   Exit: (194) [system] peek_char((0x55798e5fad60), '\n')
   Call: (194) [system] '\n'=(;)
   Fail: (194) [system] '\n'=(;)
^  Call: (194) [user] is_like_space('\n')
   Call: (195) [system] char_type('\n', 'white')
   Fail: (195) [system] char_type('\n', 'white')
   Call: (195) [system] char_type('\n', end_of_line)
   Exit: (195) [system] char_type('\n', end_of_line)
^  Exit: (194) [user] is_like_space('\n')
   Call: (194) [system] get_char((0x55798e5fad60), _1333898)
   Exit: (194) [system] get_char((0x55798e5fad60), '\n')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1336602)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1344340)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1347044)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1354782)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1357486)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1365224)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1367928)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1375666)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1378370)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1386108)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1388812)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1396550)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1399254)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1406992)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1409696)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1417434)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1420138)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1427876)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1430580)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _1438318)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1441022)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1465340)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1470910)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1472768)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1486922)
   Exit: (194) [system] get_char((0x55798e5fad60), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1470910)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1492492)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1506646)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1512216)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1514074)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1528228)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1512216)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1533798)
   Exit: (198) [system] peek_char((0x55798e5fad60), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1547952)
   Exit: (197) [system] peek_char((0x55798e5fad60), :)
   Call: (197) [system] (:)=')'
   Fail: (197) [system] (:)=')'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1553522)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1555380)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1569534)
   Exit: (198) [system] get_char((0x55798e5fad60), :)
   Call: (198) [system] (:)='('
   Fail: (198) [system] (:)='('
   Call: (198) [system] (:)='['
   Fail: (198) [system] (:)='['
   Call: (198) [system] (:)='{'
   Fail: (198) [system] (:)='{'
   Call: (198) [system] (:)='"'
   Fail: (198) [system] (:)='"'
   Call: (198) [system] (:)=!
   Fail: (198) [system] (:)=!
   Call: (198) [system] (:)='\''
   Fail: (198) [system] (:)='\''
   Call: (198) [system] (:)='`'
   Fail: (198) [system] (:)='`'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), :, _1553522)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1587176)
   Call: (200) [system] peek_char((0x55798e5fad60), _1588110)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _1587176=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (199) [user] classify_and_convert_charseq(:, [], _1553522)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_1597420, _1597422), once(user:catch(read_from_chars([:], _1553522), _1597396, fail)), '$restore_trace'(_1597420, _1597422))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_1597420, _1597422))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1597396, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(:)
   Exit: (200) [system] atomic(:)
^  Exit: (199) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1604920)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1606778)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1614516)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1617220)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1632298)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1637868)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1639726)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1653880)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _1637868)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1671522)
   Call: (201) [system] peek_char((0x55798e5fad60), _1672456)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_1677176, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_1678108, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1685458)
   Call: (202) [system] peek_char((0x55798e5fad60), _1686392)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_1691112, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_1692044, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1699394)
   Call: (203) [system] peek_char((0x55798e5fad60), _1700328)
   Exit: (203) [system] peek_char((0x55798e5fad60), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_1705048, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_1705980, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55798e5fad60), o)
   Exit: (203) [system] get_char((0x55798e5fad60), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1713330)
   Call: (204) [system] peek_char((0x55798e5fad60), _1714264)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1718984, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1719916, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1727266)
   Call: (205) [system] peek_char((0x55798e5fad60), _1728200)
   Exit: (205) [system] peek_char((0x55798e5fad60), f)
^  Call: (205) [user] is_delimiter(f)
   Call: (206) [system] char_type(f, space)
   Fail: (206) [system] char_type(f, space)
   Call: (206) [system] arg(_1732920, v('(', ')', end_of_file), f)
   Fail: (206) [system] arg(_1733852, v('(', ')', end_of_file), f)
^  Fail: (205) [user] is_delimiter(f)
   Call: (205) [system] ')'==f
   Fail: (205) [system] ')'==f
   Call: (205) [system] get_char((0x55798e5fad60), f)
   Exit: (205) [system] get_char((0x55798e5fad60), f)
   Call: (205) [system] f=(\)
   Fail: (205) [system] f=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1741202)
   Call: (206) [system] peek_char((0x55798e5fad60), _1742136)
   Exit: (206) [system] peek_char((0x55798e5fad60), '3')
^  Call: (206) [user] is_delimiter('3')
   Call: (207) [system] char_type('3', space)
   Fail: (207) [system] char_type('3', space)
   Call: (207) [system] arg(_1746856, v('(', ')', end_of_file), '3')
   Fail: (207) [system] arg(_1747788, v('(', ')', end_of_file), '3')
^  Fail: (206) [user] is_delimiter('3')
   Call: (206) [system] ')'=='3'
   Fail: (206) [system] ')'=='3'
   Call: (206) [system] get_char((0x55798e5fad60), '3')
   Exit: (206) [system] get_char((0x55798e5fad60), '3')
   Call: (206) [system] '3'=(\)
   Fail: (206) [system] '3'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1755138)
   Call: (207) [system] peek_char((0x55798e5fad60), _1756072)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _1755138=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (206) [system] _1741202=['3']
   Exit: (206) [system] ['3']=['3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (205) [system] _1727266=[f, '3']
   Exit: (205) [system] [f, '3']=[f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '3'])
   Call: (204) [system] _1713330=[o, f, '3']
   Exit: (204) [system] [o, f, '3']=[o, f, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '3'])
   Call: (203) [system] _1699394=[o, o, f, '3']
   Exit: (203) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '3'])
   Call: (202) [system] _1685458=[r, o, o, f, '3']
   Exit: (202) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '3'])
   Call: (201) [system] _1671522=[p, r, o, o, f, '3']
   Exit: (201) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '3'])
^  Call: (200) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _1637868)
   Call: (201) [system] atom_chars(_1782120, ['_', p, r, o, o, f, '3'])
   Exit: (201) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (200) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _proof3)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _proof3)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _proof3)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1786784)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1788642)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1796380)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1799084)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1814162)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1819732)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1821590)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1835744)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _1819732)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1853386)
   Call: (202) [system] peek_char((0x55798e5fad60), _1854320)
   Exit: (202) [system] peek_char((0x55798e5fad60), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_1859040, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_1859972, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55798e5fad60), p)
   Exit: (202) [system] get_char((0x55798e5fad60), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1867322)
   Call: (203) [system] peek_char((0x55798e5fad60), _1868256)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_1872976, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_1873908, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1881258)
   Call: (204) [system] peek_char((0x55798e5fad60), _1882192)
   Exit: (204) [system] peek_char((0x55798e5fad60), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_1886912, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_1887844, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55798e5fad60), e)
   Exit: (204) [system] get_char((0x55798e5fad60), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1895194)
   Call: (205) [system] peek_char((0x55798e5fad60), _1896128)
   Exit: (205) [system] peek_char((0x55798e5fad60), m)
^  Call: (205) [user] is_delimiter(m)
   Call: (206) [system] char_type(m, space)
   Fail: (206) [system] char_type(m, space)
   Call: (206) [system] arg(_1900848, v('(', ')', end_of_file), m)
   Fail: (206) [system] arg(_1901780, v('(', ')', end_of_file), m)
^  Fail: (205) [user] is_delimiter(m)
   Call: (205) [system] ')'==m
   Fail: (205) [system] ')'==m
   Call: (205) [system] get_char((0x55798e5fad60), m)
   Exit: (205) [system] get_char((0x55798e5fad60), m)
   Call: (205) [system] m=(\)
   Fail: (205) [system] m=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1909130)
   Call: (206) [system] peek_char((0x55798e5fad60), _1910064)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_1914784, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_1915716, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1923066)
   Call: (207) [system] peek_char((0x55798e5fad60), _1924000)
   Exit: (207) [system] peek_char((0x55798e5fad60), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_1928720, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_1929652, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55798e5fad60), s)
   Exit: (207) [system] get_char((0x55798e5fad60), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1937002)
   Call: (208) [system] peek_char((0x55798e5fad60), _1937936)
   Exit: (208) [system] peek_char((0x55798e5fad60), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_1942656, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_1943588, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55798e5fad60), e)
   Exit: (208) [system] get_char((0x55798e5fad60), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1950938)
   Call: (209) [system] peek_char((0x55798e5fad60), _1951872)
   Exit: (209) [system] peek_char((0x55798e5fad60), '3')
^  Call: (209) [user] is_delimiter('3')
   Call: (210) [system] char_type('3', space)
   Fail: (210) [system] char_type('3', space)
   Call: (210) [system] arg(_1956592, v('(', ')', end_of_file), '3')
   Fail: (210) [system] arg(_1957524, v('(', ')', end_of_file), '3')
^  Fail: (209) [user] is_delimiter('3')
   Call: (209) [system] ')'=='3'
   Fail: (209) [system] ')'=='3'
   Call: (209) [system] get_char((0x55798e5fad60), '3')
   Exit: (209) [system] get_char((0x55798e5fad60), '3')
   Call: (209) [system] '3'=(\)
   Fail: (209) [system] '3'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1964874)
   Call: (210) [system] peek_char((0x55798e5fad60), _1965808)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_1970528, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _1964874=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _1950938=['3']
   Exit: (209) [system] ['3']=['3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (208) [system] _1937002=[e, '3']
   Exit: (208) [system] [e, '3']=[e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '3'])
   Call: (207) [system] _1923066=[s, e, '3']
   Exit: (207) [system] [s, e, '3']=[s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '3'])
   Call: (206) [system] _1909130=[i, s, e, '3']
   Exit: (206) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '3'])
   Call: (205) [system] _1895194=[m, i, s, e, '3']
   Exit: (205) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '3'])
   Call: (204) [system] _1881258=[e, m, i, s, e, '3']
   Exit: (204) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '3'])
   Call: (203) [system] _1867322=[r, e, m, i, s, e, '3']
   Exit: (203) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '3'])
   Call: (202) [system] _1853386=[p, r, e, m, i, s, e, '3']
   Exit: (202) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '3'])
^  Call: (201) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _1819732)
   Call: (202) [system] atom_chars(_1999316, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (202) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (201) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _premise3)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _premise3)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _2003980)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _2005838)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _2019992)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55798e5fad60), _2023782)
   Exit: (200) [system] get_char((0x55798e5fad60), ')')
   Call: (200) [system] _2003980=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [])
   Call: (199) [system] _1786784=[_premise3]
   Exit: (199) [system] [_premise3]=[_premise3]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_premise3])
   Call: (198) [system] _1604920=[_proof3, _premise3]
   Exit: (198) [system] [_proof3, _premise3]=[_proof3, _premise3]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_proof3, _premise3])
   Call: (197) [system] _1512216=[:, _proof3, _premise3]
   Exit: (197) [system] [:, _proof3, _premise3]=[:, _proof3, _premise3]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [:, _proof3, _premise3])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof3, _premise3])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _2037664)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _2039522)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _2047260)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _2049964)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _2065042)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _2070612)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _2072470)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _2086624)
   Exit: (197) [system] get_char((0x55798e5fad60), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _2070612)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _2092194)
   Exit: (199) [system] peek_char((0x55798e5fad60), s)
   Call: (199) [system] s=(;)
   Fail: (199) [system] s=(;)
^  Call: (199) [user] is_like_space(s)
   Call: (200) [system] char_type(s, 'white')
   Fail: (200) [system] char_type(s, 'white')
   Call: (200) [system] char_type(s, end_of_line)
   Fail: (200) [system] char_type(s, end_of_line)
   Call: (200) [system] char_type(s, space)
   Fail: (200) [system] char_type(s, space)
   Call: (200) [system] char_type(s, cntrl)
   Fail: (200) [system] char_type(s, cntrl)
^  Fail: (199) [user] is_like_space(s)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _13374)
   Exit: (198) [system] peek_char((0x55798e5fad60), s)
   Call: (198) [system] s=')'
   Fail: (198) [system] s=')'
   Call: (198) [system] s=end_of_file
   Fail: (198) [system] s=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _18944)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _20802)
   Exit: (200) [system] peek_char((0x55798e5fad60), s)
   Call: (200) [system] s=(;)
   Fail: (200) [system] s=(;)
^  Call: (200) [user] is_like_space(s)
   Call: (201) [system] char_type(s, 'white')
   Fail: (201) [system] char_type(s, 'white')
   Call: (201) [system] char_type(s, end_of_line)
   Fail: (201) [system] char_type(s, end_of_line)
   Call: (201) [system] char_type(s, space)
   Fail: (201) [system] char_type(s, space)
   Call: (201) [system] char_type(s, cntrl)
   Fail: (201) [system] char_type(s, cntrl)
^  Fail: (200) [user] is_like_space(s)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _34956)
   Exit: (199) [system] get_char((0x55798e5fad60), s)
   Call: (199) [system] s='('
   Fail: (199) [system] s='('
   Call: (199) [system] s='['
   Fail: (199) [system] s='['
   Call: (199) [system] s='{'
   Fail: (199) [system] s='{'
   Call: (199) [system] s='"'
   Fail: (199) [system] s='"'
   Call: (199) [system] s=!
   Fail: (199) [system] s=!
   Call: (199) [system] s='\''
   Fail: (199) [system] s='\''
   Call: (199) [system] s='`'
   Fail: (199) [system] s='`'
   Call: (199) [system] s=end_of_file
   Fail: (199) [system] s=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), s, _18944)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _52598)
   Call: (201) [system] peek_char((0x55798e5fad60), _53532)
   Exit: (201) [system] peek_char((0x55798e5fad60), y)
^  Call: (201) [user] is_delimiter(y)
   Call: (202) [system] char_type(y, space)
   Fail: (202) [system] char_type(y, space)
   Call: (202) [system] arg(_58252, v('(', ')', end_of_file), y)
   Fail: (202) [system] arg(_59184, v('(', ')', end_of_file), y)
^  Fail: (201) [user] is_delimiter(y)
   Call: (201) [system] ')'==y
   Fail: (201) [system] ')'==y
   Call: (201) [system] get_char((0x55798e5fad60), y)
   Exit: (201) [system] get_char((0x55798e5fad60), y)
   Call: (201) [system] y=(\)
   Fail: (201) [system] y=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _66534)
   Call: (202) [system] peek_char((0x55798e5fad60), _67468)
   Exit: (202) [system] peek_char((0x55798e5fad60), n)
^  Call: (202) [user] is_delimiter(n)
   Call: (203) [system] char_type(n, space)
   Fail: (203) [system] char_type(n, space)
   Call: (203) [system] arg(_72188, v('(', ')', end_of_file), n)
   Fail: (203) [system] arg(_73120, v('(', ')', end_of_file), n)
^  Fail: (202) [user] is_delimiter(n)
   Call: (202) [system] ')'==n
   Fail: (202) [system] ')'==n
   Call: (202) [system] get_char((0x55798e5fad60), n)
   Exit: (202) [system] get_char((0x55798e5fad60), n)
   Call: (202) [system] n=(\)
   Fail: (202) [system] n=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _80470)
   Call: (203) [system] peek_char((0x55798e5fad60), _81404)
   Exit: (203) [system] peek_char((0x55798e5fad60), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_86124, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_87056, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55798e5fad60), t)
   Exit: (203) [system] get_char((0x55798e5fad60), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _94406)
   Call: (204) [system] peek_char((0x55798e5fad60), _95340)
   Exit: (204) [system] peek_char((0x55798e5fad60), h)
^  Call: (204) [user] is_delimiter(h)
   Call: (205) [system] char_type(h, space)
   Fail: (205) [system] char_type(h, space)
   Call: (205) [system] arg(_100060, v('(', ')', end_of_file), h)
   Fail: (205) [system] arg(_100992, v('(', ')', end_of_file), h)
^  Fail: (204) [user] is_delimiter(h)
   Call: (204) [system] ')'==h
   Fail: (204) [system] ')'==h
   Call: (204) [system] get_char((0x55798e5fad60), h)
   Exit: (204) [system] get_char((0x55798e5fad60), h)
   Call: (204) [system] h=(\)
   Fail: (204) [system] h=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _108342)
   Call: (205) [system] peek_char((0x55798e5fad60), _109276)
   Exit: (205) [system] peek_char((0x55798e5fad60), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_113996, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_114928, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55798e5fad60), e)
   Exit: (205) [system] get_char((0x55798e5fad60), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _122278)
   Call: (206) [system] peek_char((0x55798e5fad60), _123212)
   Exit: (206) [system] peek_char((0x55798e5fad60), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_127932, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_128864, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55798e5fad60), s)
   Exit: (206) [system] get_char((0x55798e5fad60), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _136214)
   Call: (207) [system] peek_char((0x55798e5fad60), _137148)
   Exit: (207) [system] peek_char((0x55798e5fad60), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_141868, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_142800, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55798e5fad60), i)
   Exit: (207) [system] get_char((0x55798e5fad60), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _150150)
   Call: (208) [system] peek_char((0x55798e5fad60), _151084)
   Exit: (208) [system] peek_char((0x55798e5fad60), z)
^  Call: (208) [user] is_delimiter(z)
   Call: (209) [system] char_type(z, space)
   Fail: (209) [system] char_type(z, space)
   Call: (209) [system] arg(_155804, v('(', ')', end_of_file), z)
   Fail: (209) [system] arg(_156736, v('(', ')', end_of_file), z)
^  Fail: (208) [user] is_delimiter(z)
   Call: (208) [system] ')'==z
   Fail: (208) [system] ')'==z
   Call: (208) [system] get_char((0x55798e5fad60), z)
   Exit: (208) [system] get_char((0x55798e5fad60), z)
   Call: (208) [system] z=(\)
   Fail: (208) [system] z=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _164086)
   Call: (209) [system] peek_char((0x55798e5fad60), _165020)
   Exit: (209) [system] peek_char((0x55798e5fad60), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_169740, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_170672, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55798e5fad60), e)
   Exit: (209) [system] get_char((0x55798e5fad60), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _178022)
   Call: (210) [system] peek_char((0x55798e5fad60), _178956)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _178022=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _164086=[e]
   Exit: (209) [system] [e]=[e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (208) [system] _150150=[z, e]
   Exit: (208) [system] [z, e]=[z, e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (207) [system] _136214=[i, z, e]
   Exit: (207) [system] [i, z, e]=[i, z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (206) [system] _122278=[s, i, z, e]
   Exit: (206) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (205) [system] _108342=[e, s, i, z, e]
   Exit: (205) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (204) [system] _94406=[h, e, s, i, z, e]
   Exit: (204) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (203) [system] _80470=[t, h, e, s, i, z, e]
   Exit: (203) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (202) [system] _66534=[n, t, h, e, s, i, z, e]
   Exit: (202) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (201) [system] _52598=[y, n, t, h, e, s, i, z, e]
   Exit: (201) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (200) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _18944)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_213412, _213414), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _18944), _213388, fail)), '$restore_trace'(_213412, _213414))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_213412, _213414))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _213388, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(synthesize)
   Exit: (201) [system] atomic(synthesize)
^  Exit: (200) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _220912)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _222770)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _230508)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _233212)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _248290)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _253860)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _255718)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _269872)
   Exit: (200) [system] get_char((0x55798e5fad60), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _253860)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _275442)
   Exit: (202) [system] peek_char((0x55798e5fad60), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _289596)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=')'
   Fail: (201) [system] (:)=')'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _295166)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _297024)
   Exit: (203) [system] peek_char((0x55798e5fad60), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _311178)
   Exit: (202) [system] get_char((0x55798e5fad60), :)
   Call: (202) [system] (:)='('
   Fail: (202) [system] (:)='('
   Call: (202) [system] (:)='['
   Fail: (202) [system] (:)='['
   Call: (202) [system] (:)='{'
   Fail: (202) [system] (:)='{'
   Call: (202) [system] (:)='"'
   Fail: (202) [system] (:)='"'
   Call: (202) [system] (:)=!
   Fail: (202) [system] (:)=!
   Call: (202) [system] (:)='\''
   Fail: (202) [system] (:)='\''
   Call: (202) [system] (:)='`'
   Fail: (202) [system] (:)='`'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), :, _295166)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _328820)
   Call: (204) [system] peek_char((0x55798e5fad60), _329754)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _328820=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (203) [user] classify_and_convert_charseq(:, [], _295166)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_339064, _339066), once(user:catch(read_from_chars([:], _295166), _339040, fail)), '$restore_trace'(_339064, _339066))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_339064, _339066))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _339040, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(:)
   Exit: (204) [system] atomic(:)
^  Exit: (203) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _346564)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _348422)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _356160)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _358864)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _373942)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _379512)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _381370)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _395524)
   Exit: (203) [system] get_char((0x55798e5fad60), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _379512)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _413166)
   Call: (205) [system] peek_char((0x55798e5fad60), _414100)
   Exit: (205) [system] peek_char((0x55798e5fad60), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_418820, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_419752, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55798e5fad60), p)
   Exit: (205) [system] get_char((0x55798e5fad60), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _427102)
   Call: (206) [system] peek_char((0x55798e5fad60), _428036)
   Exit: (206) [system] peek_char((0x55798e5fad60), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_432756, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_433688, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55798e5fad60), r)
   Exit: (206) [system] get_char((0x55798e5fad60), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _441038)
   Call: (207) [system] peek_char((0x55798e5fad60), _441972)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_446692, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_447624, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _454974)
   Call: (208) [system] peek_char((0x55798e5fad60), _455908)
   Exit: (208) [system] peek_char((0x55798e5fad60), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_460628, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_461560, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55798e5fad60), o)
   Exit: (208) [system] get_char((0x55798e5fad60), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _468910)
   Call: (209) [system] peek_char((0x55798e5fad60), _469844)
   Exit: (209) [system] peek_char((0x55798e5fad60), f)
^  Call: (209) [user] is_delimiter(f)
   Call: (210) [system] char_type(f, space)
   Fail: (210) [system] char_type(f, space)
   Call: (210) [system] arg(_474564, v('(', ')', end_of_file), f)
   Fail: (210) [system] arg(_475496, v('(', ')', end_of_file), f)
^  Fail: (209) [user] is_delimiter(f)
   Call: (209) [system] ')'==f
   Fail: (209) [system] ')'==f
   Call: (209) [system] get_char((0x55798e5fad60), f)
   Exit: (209) [system] get_char((0x55798e5fad60), f)
   Call: (209) [system] f=(\)
   Fail: (209) [system] f=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _482846)
   Call: (210) [system] peek_char((0x55798e5fad60), _483780)
   Exit: (210) [system] peek_char((0x55798e5fad60), '3')
^  Call: (210) [user] is_delimiter('3')
   Call: (211) [system] char_type('3', space)
   Fail: (211) [system] char_type('3', space)
   Call: (211) [system] arg(_488500, v('(', ')', end_of_file), '3')
   Fail: (211) [system] arg(_489432, v('(', ')', end_of_file), '3')
^  Fail: (210) [user] is_delimiter('3')
   Call: (210) [system] ')'=='3'
   Fail: (210) [system] ')'=='3'
   Call: (210) [system] get_char((0x55798e5fad60), '3')
   Exit: (210) [system] get_char((0x55798e5fad60), '3')
   Call: (210) [system] '3'=(\)
   Fail: (210) [system] '3'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _496782)
   Call: (211) [system] peek_char((0x55798e5fad60), _497716)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _496782=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _482846=['3']
   Exit: (210) [system] ['3']=['3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (209) [system] _468910=[f, '3']
   Exit: (209) [system] [f, '3']=[f, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '3'])
   Call: (208) [system] _454974=[o, f, '3']
   Exit: (208) [system] [o, f, '3']=[o, f, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '3'])
   Call: (207) [system] _441038=[o, o, f, '3']
   Exit: (207) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '3'])
   Call: (206) [system] _427102=[r, o, o, f, '3']
   Exit: (206) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '3'])
   Call: (205) [system] _413166=[p, r, o, o, f, '3']
   Exit: (205) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '3'])
^  Call: (204) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _379512)
   Call: (205) [system] atom_chars(_523764, ['_', p, r, o, o, f, '3'])
   Exit: (205) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (204) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _proof3)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _proof3)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), _proof3)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _528428)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _530286)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _538024)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _540728)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _555806)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _561376)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _563234)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _577388)
   Exit: (204) [system] get_char((0x55798e5fad60), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _561376)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _595030)
   Call: (206) [system] peek_char((0x55798e5fad60), _595964)
   Exit: (206) [system] peek_char((0x55798e5fad60), p)
^  Call: (206) [user] is_delimiter(p)
   Call: (207) [system] char_type(p, space)
   Fail: (207) [system] char_type(p, space)
   Call: (207) [system] arg(_600684, v('(', ')', end_of_file), p)
   Fail: (207) [system] arg(_601616, v('(', ')', end_of_file), p)
^  Fail: (206) [user] is_delimiter(p)
   Call: (206) [system] ')'==p
   Fail: (206) [system] ')'==p
   Call: (206) [system] get_char((0x55798e5fad60), p)
   Exit: (206) [system] get_char((0x55798e5fad60), p)
   Call: (206) [system] p=(\)
   Fail: (206) [system] p=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _608966)
   Call: (207) [system] peek_char((0x55798e5fad60), _609900)
   Exit: (207) [system] peek_char((0x55798e5fad60), r)
^  Call: (207) [user] is_delimiter(r)
   Call: (208) [system] char_type(r, space)
   Fail: (208) [system] char_type(r, space)
   Call: (208) [system] arg(_614620, v('(', ')', end_of_file), r)
   Fail: (208) [system] arg(_615552, v('(', ')', end_of_file), r)
^  Fail: (207) [user] is_delimiter(r)
   Call: (207) [system] ')'==r
   Fail: (207) [system] ')'==r
   Call: (207) [system] get_char((0x55798e5fad60), r)
   Exit: (207) [system] get_char((0x55798e5fad60), r)
   Call: (207) [system] r=(\)
   Fail: (207) [system] r=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _622902)
   Call: (208) [system] peek_char((0x55798e5fad60), _623836)
   Exit: (208) [system] peek_char((0x55798e5fad60), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_628556, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_629488, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55798e5fad60), e)
   Exit: (208) [system] get_char((0x55798e5fad60), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _636838)
   Call: (209) [system] peek_char((0x55798e5fad60), _637772)
   Exit: (209) [system] peek_char((0x55798e5fad60), m)
^  Call: (209) [user] is_delimiter(m)
   Call: (210) [system] char_type(m, space)
   Fail: (210) [system] char_type(m, space)
   Call: (210) [system] arg(_642492, v('(', ')', end_of_file), m)
   Fail: (210) [system] arg(_643424, v('(', ')', end_of_file), m)
^  Fail: (209) [user] is_delimiter(m)
   Call: (209) [system] ')'==m
   Fail: (209) [system] ')'==m
   Call: (209) [system] get_char((0x55798e5fad60), m)
   Exit: (209) [system] get_char((0x55798e5fad60), m)
   Call: (209) [system] m=(\)
   Fail: (209) [system] m=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _650774)
   Call: (210) [system] peek_char((0x55798e5fad60), _651708)
   Exit: (210) [system] peek_char((0x55798e5fad60), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_656428, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_657360, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55798e5fad60), i)
   Exit: (210) [system] get_char((0x55798e5fad60), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _664710)
   Call: (211) [system] peek_char((0x55798e5fad60), _665644)
   Exit: (211) [system] peek_char((0x55798e5fad60), s)
^  Call: (211) [user] is_delimiter(s)
   Call: (212) [system] char_type(s, space)
   Fail: (212) [system] char_type(s, space)
   Call: (212) [system] arg(_670364, v('(', ')', end_of_file), s)
   Fail: (212) [system] arg(_671296, v('(', ')', end_of_file), s)
^  Fail: (211) [user] is_delimiter(s)
   Call: (211) [system] ')'==s
   Fail: (211) [system] ')'==s
   Call: (211) [system] get_char((0x55798e5fad60), s)
   Exit: (211) [system] get_char((0x55798e5fad60), s)
   Call: (211) [system] s=(\)
   Fail: (211) [system] s=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _678646)
   Call: (212) [system] peek_char((0x55798e5fad60), _679580)
   Exit: (212) [system] peek_char((0x55798e5fad60), e)
^  Call: (212) [user] is_delimiter(e)
   Call: (213) [system] char_type(e, space)
   Fail: (213) [system] char_type(e, space)
   Call: (213) [system] arg(_684300, v('(', ')', end_of_file), e)
   Fail: (213) [system] arg(_685232, v('(', ')', end_of_file), e)
^  Fail: (212) [user] is_delimiter(e)
   Call: (212) [system] ')'==e
   Fail: (212) [system] ')'==e
   Call: (212) [system] get_char((0x55798e5fad60), e)
   Exit: (212) [system] get_char((0x55798e5fad60), e)
   Call: (212) [system] e=(\)
   Fail: (212) [system] e=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _692582)
   Call: (213) [system] peek_char((0x55798e5fad60), _693516)
   Exit: (213) [system] peek_char((0x55798e5fad60), '3')
^  Call: (213) [user] is_delimiter('3')
   Call: (214) [system] char_type('3', space)
   Fail: (214) [system] char_type('3', space)
   Call: (214) [system] arg(_698236, v('(', ')', end_of_file), '3')
   Fail: (214) [system] arg(_699168, v('(', ')', end_of_file), '3')
^  Fail: (213) [user] is_delimiter('3')
   Call: (213) [system] ')'=='3'
   Fail: (213) [system] ')'=='3'
   Call: (213) [system] get_char((0x55798e5fad60), '3')
   Exit: (213) [system] get_char((0x55798e5fad60), '3')
   Call: (213) [system] '3'=(\)
   Fail: (213) [system] '3'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _706518)
   Call: (214) [system] peek_char((0x55798e5fad60), _707452)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_712172, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _706518=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (213) [system] _692582=['3']
   Exit: (213) [system] ['3']=['3']
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (212) [system] _678646=[e, '3']
   Exit: (212) [system] [e, '3']=[e, '3']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '3'])
   Call: (211) [system] _664710=[s, e, '3']
   Exit: (211) [system] [s, e, '3']=[s, e, '3']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '3'])
   Call: (210) [system] _650774=[i, s, e, '3']
   Exit: (210) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '3'])
   Call: (209) [system] _636838=[m, i, s, e, '3']
   Exit: (209) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '3'])
   Call: (208) [system] _622902=[e, m, i, s, e, '3']
   Exit: (208) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '3'])
   Call: (207) [system] _608966=[r, e, m, i, s, e, '3']
   Exit: (207) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '3'])
   Call: (206) [system] _595030=[p, r, e, m, i, s, e, '3']
   Exit: (206) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '3'])
^  Call: (205) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _561376)
   Call: (206) [system] atom_chars(_740960, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (206) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (205) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _premise3)
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), _premise3)
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _745624)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _747482)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _761636)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55798e5fad60), _765426)
   Exit: (204) [system] get_char((0x55798e5fad60), ')')
   Call: (204) [system] _745624=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [])
   Call: (203) [system] _528428=[_premise3]
   Exit: (203) [system] [_premise3]=[_premise3]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [_premise3])
   Call: (202) [system] _346564=[_proof3, _premise3]
   Exit: (202) [system] [_proof3, _premise3]=[_proof3, _premise3]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [_proof3, _premise3])
   Call: (201) [system] _253860=[:, _proof3, _premise3]
   Exit: (201) [system] [:, _proof3, _premise3]=[:, _proof3, _premise3]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [:, _proof3, _premise3])
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof3, _premise3])
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _779308)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _781166)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _788904)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _791608)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _806686)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _812256)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _814114)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _828268)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _812256)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _845910)
   Call: (203) [system] peek_char((0x55798e5fad60), _846844)
   Exit: (203) [system] peek_char((0x55798e5fad60), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_851564, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_852496, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55798e5fad60), k)
   Exit: (203) [system] get_char((0x55798e5fad60), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _859846)
   Call: (204) [system] peek_char((0x55798e5fad60), _860780)
   Exit: (204) [system] peek_char((0x55798e5fad60), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_865500, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_866432, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55798e5fad60), b)
   Exit: (204) [system] get_char((0x55798e5fad60), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _873782)
   Call: (205) [system] peek_char((0x55798e5fad60), _874716)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _873782=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _859846=[b]
   Exit: (204) [system] [b]=[b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (203) [system] _845910=[k, b]
   Exit: (203) [system] [k, b]=[k, b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (202) [user] classify_and_convert_charseq($, [k, b], _812256)
   Call: (203) [system] atom_chars(_889588, ['_', k, b])
   Exit: (203) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (202) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _894252)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _896110)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _903848)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _906552)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _921630)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _927200)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _929058)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _943212)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _927200)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _960854)
   Call: (204) [system] peek_char((0x55798e5fad60), _961788)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_966508, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_967440, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _974790)
   Call: (205) [system] peek_char((0x55798e5fad60), _975724)
   Exit: (205) [system] peek_char((0x55798e5fad60), b)
^  Call: (205) [user] is_delimiter(b)
   Call: (206) [system] char_type(b, space)
   Fail: (206) [system] char_type(b, space)
   Call: (206) [system] arg(_980444, v('(', ')', end_of_file), b)
   Fail: (206) [system] arg(_981376, v('(', ')', end_of_file), b)
^  Fail: (205) [user] is_delimiter(b)
   Call: (205) [system] ')'==b
   Fail: (205) [system] ')'==b
   Call: (205) [system] get_char((0x55798e5fad60), b)
   Exit: (205) [system] get_char((0x55798e5fad60), b)
   Call: (205) [system] b=(\)
   Fail: (205) [system] b=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _988726)
   Call: (206) [system] peek_char((0x55798e5fad60), _989660)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _988726=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _974790=[b]
   Exit: (205) [system] [b]=[b]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (204) [system] _960854=[r, b]
   Exit: (204) [system] [r, b]=[r, b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (203) [user] classify_and_convert_charseq($, [r, b], _927200)
   Call: (204) [system] atom_chars(_1004532, ['_', r, b])
   Exit: (204) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (203) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1009196)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1011054)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1018792)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1021496)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1036574)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1042144)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1044002)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _1058156)
   Exit: (203) [system] get_char((0x55798e5fad60), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _1042144)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1075798)
   Call: (205) [system] peek_char((0x55798e5fad60), _1076732)
   Exit: (205) [system] peek_char((0x55798e5fad60), k)
^  Call: (205) [user] is_delimiter(k)
   Call: (206) [system] char_type(k, space)
   Fail: (206) [system] char_type(k, space)
   Call: (206) [system] arg(_1081452, v('(', ')', end_of_file), k)
   Fail: (206) [system] arg(_1082384, v('(', ')', end_of_file), k)
^  Fail: (205) [user] is_delimiter(k)
   Call: (205) [system] ')'==k
   Fail: (205) [system] ')'==k
   Call: (205) [system] get_char((0x55798e5fad60), k)
   Exit: (205) [system] get_char((0x55798e5fad60), k)
   Call: (205) [system] k=(\)
   Fail: (205) [system] k=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1089734)
   Call: (206) [system] peek_char((0x55798e5fad60), _1090668)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_1095388, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _1089734=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _1075798=[k]
   Exit: (205) [system] [k]=[k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (204) [user] classify_and_convert_charseq($, [k], _1042144)
   Call: (205) [system] atom_chars(_1104618, ['_', k])
   Exit: (205) [system] atom_chars('_k', ['_', k])
^  Exit: (204) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _1109282)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1111140)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1125294)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55798e5fad60), _1129084)
   Exit: (203) [system] get_char((0x55798e5fad60), ')')
   Call: (203) [system] _1109282=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [])
   Call: (202) [system] _1009196=[_k]
   Exit: (202) [system] [_k]=[_k]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (201) [system] _894252=[_rb, _k]
   Exit: (201) [system] [_rb, _k]=[_rb, _k]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_rb, _k])
   Call: (200) [system] _779308=[_kb, _rb, _k]
   Exit: (200) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, _k])
   Call: (199) [system] _220912=[[:, _proof3, _premise3], _kb, _rb, _k]
   Exit: (199) [system] [[:, _proof3, _premise3], _kb, _rb, _k]=[[:, _proof3, _premise3], _kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [[:, _proof3, _premise3], _kb, _rb, _k])
   Call: (198) [system] _3910=[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]
   Exit: (198) [system] [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]=[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1148554)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1150412)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1164566)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55798e5fad60), _1168356)
   Exit: (197) [system] get_char((0x55798e5fad60), ')')
   Call: (197) [system] _1148554=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [])
   Call: (196) [system] _3906=[[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
   Exit: (196) [system] [[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]=[[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Call: (195) [system] _3872=[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
   Exit: (195) [system] [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]=[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1179444)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1181302)
   Exit: (195) [system] peek_char((0x55798e5fad60), '\n')
   Call: (195) [system] '\n'=(;)
   Fail: (195) [system] '\n'=(;)
^  Call: (195) [user] is_like_space('\n')
   Call: (196) [system] char_type('\n', 'white')
   Fail: (196) [system] char_type('\n', 'white')
   Call: (196) [system] char_type('\n', end_of_line)
   Exit: (196) [system] char_type('\n', end_of_line)
^  Exit: (195) [user] is_like_space('\n')
   Call: (195) [system] get_char((0x55798e5fad60), _1190896)
   Exit: (195) [system] get_char((0x55798e5fad60), '\n')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1193600)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1201338)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1204042)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1211780)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1214484)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1222222)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1224926)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1232664)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1235368)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1243106)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1245810)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1253548)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1256252)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1263990)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1266694)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1274432)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1277136)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _1284874)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1287578)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _1295316)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1298020)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1322338)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1327908)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1329766)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1343920)
   Exit: (195) [system] get_char((0x55798e5fad60), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1327908)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1349490)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1363644)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1369214)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1371072)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1385226)
   Exit: (197) [system] get_char((0x55798e5fad60), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1369214)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1390796)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1404950)
   Exit: (198) [system] peek_char((0x55798e5fad60), :)
   Call: (198) [system] (:)=')'
   Fail: (198) [system] (:)=')'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1410520)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1412378)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1426532)
   Exit: (199) [system] get_char((0x55798e5fad60), :)
   Call: (199) [system] (:)='('
   Fail: (199) [system] (:)='('
   Call: (199) [system] (:)='['
   Fail: (199) [system] (:)='['
   Call: (199) [system] (:)='{'
   Fail: (199) [system] (:)='{'
   Call: (199) [system] (:)='"'
   Fail: (199) [system] (:)='"'
   Call: (199) [system] (:)=!
   Fail: (199) [system] (:)=!
   Call: (199) [system] (:)='\''
   Fail: (199) [system] (:)='\''
   Call: (199) [system] (:)='`'
   Fail: (199) [system] (:)='`'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), :, _1410520)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1444174)
   Call: (201) [system] peek_char((0x55798e5fad60), _1445108)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _1444174=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (200) [user] classify_and_convert_charseq(:, [], _1410520)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_1454418, _1454420), once(user:catch(read_from_chars([:], _1410520), _1454394, fail)), '$restore_trace'(_1454418, _1454420))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_1454418, _1454420))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1454394, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(:)
   Exit: (201) [system] atomic(:)
^  Exit: (200) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1461918)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1463776)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1471514)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1474218)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1489296)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1494866)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1496724)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1510878)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _1494866)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1528520)
   Call: (202) [system] peek_char((0x55798e5fad60), _1529454)
   Exit: (202) [system] peek_char((0x55798e5fad60), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_1534174, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_1535106, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55798e5fad60), p)
   Exit: (202) [system] get_char((0x55798e5fad60), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1542456)
   Call: (203) [system] peek_char((0x55798e5fad60), _1543390)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_1548110, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_1549042, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1556392)
   Call: (204) [system] peek_char((0x55798e5fad60), _1557326)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1562046, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1562978, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1570328)
   Call: (205) [system] peek_char((0x55798e5fad60), _1571262)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1575982, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1576914, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1584264)
   Call: (206) [system] peek_char((0x55798e5fad60), _1585198)
   Exit: (206) [system] peek_char((0x55798e5fad60), f)
^  Call: (206) [user] is_delimiter(f)
   Call: (207) [system] char_type(f, space)
   Fail: (207) [system] char_type(f, space)
   Call: (207) [system] arg(_1589918, v('(', ')', end_of_file), f)
   Fail: (207) [system] arg(_1590850, v('(', ')', end_of_file), f)
^  Fail: (206) [user] is_delimiter(f)
   Call: (206) [system] ')'==f
   Fail: (206) [system] ')'==f
   Call: (206) [system] get_char((0x55798e5fad60), f)
   Exit: (206) [system] get_char((0x55798e5fad60), f)
   Call: (206) [system] f=(\)
   Fail: (206) [system] f=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1598200)
   Call: (207) [system] peek_char((0x55798e5fad60), _1599134)
   Exit: (207) [system] peek_char((0x55798e5fad60), '4')
^  Call: (207) [user] is_delimiter('4')
   Call: (208) [system] char_type('4', space)
   Fail: (208) [system] char_type('4', space)
   Call: (208) [system] arg(_1603854, v('(', ')', end_of_file), '4')
   Fail: (208) [system] arg(_1604786, v('(', ')', end_of_file), '4')
^  Fail: (207) [user] is_delimiter('4')
   Call: (207) [system] ')'=='4'
   Fail: (207) [system] ')'=='4'
   Call: (207) [system] get_char((0x55798e5fad60), '4')
   Exit: (207) [system] get_char((0x55798e5fad60), '4')
   Call: (207) [system] '4'=(\)
   Fail: (207) [system] '4'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1612136)
   Call: (208) [system] peek_char((0x55798e5fad60), _1613070)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1612136=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _1598200=['4']
   Exit: (207) [system] ['4']=['4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), ['4'])
   Call: (206) [system] _1584264=[f, '4']
   Exit: (206) [system] [f, '4']=[f, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '4'])
   Call: (205) [system] _1570328=[o, f, '4']
   Exit: (205) [system] [o, f, '4']=[o, f, '4']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '4'])
   Call: (204) [system] _1556392=[o, o, f, '4']
   Exit: (204) [system] [o, o, f, '4']=[o, o, f, '4']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '4'])
   Call: (203) [system] _1542456=[r, o, o, f, '4']
   Exit: (203) [system] [r, o, o, f, '4']=[r, o, o, f, '4']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '4'])
   Call: (202) [system] _1528520=[p, r, o, o, f, '4']
   Exit: (202) [system] [p, r, o, o, f, '4']=[p, r, o, o, f, '4']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '4'])
^  Call: (201) [user] classify_and_convert_charseq($, [p, r, o, o, f, '4'], _1494866)
   Call: (202) [system] atom_chars(_1639118, ['_', p, r, o, o, f, '4'])
   Exit: (202) [system] atom_chars('_proof4', ['_', p, r, o, o, f, '4'])
^  Exit: (201) [user] classify_and_convert_charseq($, [p, r, o, o, f, '4'], _proof4)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _proof4)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _proof4)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1643782)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1645640)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1653378)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1656082)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1671160)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1676730)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1678588)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1692742)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _1676730)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1710384)
   Call: (203) [system] peek_char((0x55798e5fad60), _1711318)
   Exit: (203) [system] peek_char((0x55798e5fad60), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_1716038, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_1716970, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55798e5fad60), p)
   Exit: (203) [system] get_char((0x55798e5fad60), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1724320)
   Call: (204) [system] peek_char((0x55798e5fad60), _1725254)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1729974, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1730906, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1738256)
   Call: (205) [system] peek_char((0x55798e5fad60), _1739190)
   Exit: (205) [system] peek_char((0x55798e5fad60), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_1743910, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_1744842, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55798e5fad60), e)
   Exit: (205) [system] get_char((0x55798e5fad60), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1752192)
   Call: (206) [system] peek_char((0x55798e5fad60), _1753126)
   Exit: (206) [system] peek_char((0x55798e5fad60), m)
^  Call: (206) [user] is_delimiter(m)
   Call: (207) [system] char_type(m, space)
   Fail: (207) [system] char_type(m, space)
   Call: (207) [system] arg(_1757846, v('(', ')', end_of_file), m)
   Fail: (207) [system] arg(_1758778, v('(', ')', end_of_file), m)
^  Fail: (206) [user] is_delimiter(m)
   Call: (206) [system] ')'==m
   Fail: (206) [system] ')'==m
   Call: (206) [system] get_char((0x55798e5fad60), m)
   Exit: (206) [system] get_char((0x55798e5fad60), m)
   Call: (206) [system] m=(\)
   Fail: (206) [system] m=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1766128)
   Call: (207) [system] peek_char((0x55798e5fad60), _1767062)
   Exit: (207) [system] peek_char((0x55798e5fad60), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1771782, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1772714, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55798e5fad60), i)
   Exit: (207) [system] get_char((0x55798e5fad60), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1780064)
   Call: (208) [system] peek_char((0x55798e5fad60), _1780998)
   Exit: (208) [system] peek_char((0x55798e5fad60), s)
^  Call: (208) [user] is_delimiter(s)
   Call: (209) [system] char_type(s, space)
   Fail: (209) [system] char_type(s, space)
   Call: (209) [system] arg(_1785718, v('(', ')', end_of_file), s)
   Fail: (209) [system] arg(_1786650, v('(', ')', end_of_file), s)
^  Fail: (208) [user] is_delimiter(s)
   Call: (208) [system] ')'==s
   Fail: (208) [system] ')'==s
   Call: (208) [system] get_char((0x55798e5fad60), s)
   Exit: (208) [system] get_char((0x55798e5fad60), s)
   Call: (208) [system] s=(\)
   Fail: (208) [system] s=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1794000)
   Call: (209) [system] peek_char((0x55798e5fad60), _1794934)
   Exit: (209) [system] peek_char((0x55798e5fad60), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_1799654, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_1800586, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55798e5fad60), e)
   Exit: (209) [system] get_char((0x55798e5fad60), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1807936)
   Call: (210) [system] peek_char((0x55798e5fad60), _1808870)
   Exit: (210) [system] peek_char((0x55798e5fad60), '4')
^  Call: (210) [user] is_delimiter('4')
   Call: (211) [system] char_type('4', space)
   Fail: (211) [system] char_type('4', space)
   Call: (211) [system] arg(_1813590, v('(', ')', end_of_file), '4')
   Fail: (211) [system] arg(_1814522, v('(', ')', end_of_file), '4')
^  Fail: (210) [user] is_delimiter('4')
   Call: (210) [system] ')'=='4'
   Fail: (210) [system] ')'=='4'
   Call: (210) [system] get_char((0x55798e5fad60), '4')
   Exit: (210) [system] get_char((0x55798e5fad60), '4')
   Call: (210) [system] '4'=(\)
   Fail: (210) [system] '4'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1821872)
   Call: (211) [system] peek_char((0x55798e5fad60), _1822806)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_1827526, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _1821872=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _1807936=['4']
   Exit: (210) [system] ['4']=['4']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), ['4'])
   Call: (209) [system] _1794000=[e, '4']
   Exit: (209) [system] [e, '4']=[e, '4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '4'])
   Call: (208) [system] _1780064=[s, e, '4']
   Exit: (208) [system] [s, e, '4']=[s, e, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '4'])
   Call: (207) [system] _1766128=[i, s, e, '4']
   Exit: (207) [system] [i, s, e, '4']=[i, s, e, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '4'])
   Call: (206) [system] _1752192=[m, i, s, e, '4']
   Exit: (206) [system] [m, i, s, e, '4']=[m, i, s, e, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '4'])
   Call: (205) [system] _1738256=[e, m, i, s, e, '4']
   Exit: (205) [system] [e, m, i, s, e, '4']=[e, m, i, s, e, '4']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '4'])
   Call: (204) [system] _1724320=[r, e, m, i, s, e, '4']
   Exit: (204) [system] [r, e, m, i, s, e, '4']=[r, e, m, i, s, e, '4']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '4'])
   Call: (203) [system] _1710384=[p, r, e, m, i, s, e, '4']
   Exit: (203) [system] [p, r, e, m, i, s, e, '4']=[p, r, e, m, i, s, e, '4']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '4'])
^  Call: (202) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '4'], _1676730)
   Call: (203) [system] atom_chars(_1856314, ['_', p, r, e, m, i, s, e, '4'])
   Exit: (203) [system] atom_chars('_premise4', ['_', p, r, e, m, i, s, e, '4'])
^  Exit: (202) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '4'], _premise4)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _premise4)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _premise4)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1860978)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1862836)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1876990)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55798e5fad60), _1880780)
   Exit: (201) [system] get_char((0x55798e5fad60), ')')
   Call: (201) [system] _1860978=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [])
   Call: (200) [system] _1643782=[_premise4]
   Exit: (200) [system] [_premise4]=[_premise4]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_premise4])
   Call: (199) [system] _1461918=[_proof4, _premise4]
   Exit: (199) [system] [_proof4, _premise4]=[_proof4, _premise4]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_proof4, _premise4])
   Call: (198) [system] _1369214=[:, _proof4, _premise4]
   Exit: (198) [system] [:, _proof4, _premise4]=[:, _proof4, _premise4]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [:, _proof4, _premise4])
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof4, _premise4])
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1894662)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1896520)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1904258)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1906962)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1922040)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1927610)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1929468)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1943622)
   Exit: (198) [system] get_char((0x55798e5fad60), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1927610)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1949192)
   Exit: (200) [system] peek_char((0x55798e5fad60), s)
   Call: (200) [system] s=(;)
   Fail: (200) [system] s=(;)
^  Call: (200) [user] is_like_space(s)
   Call: (201) [system] char_type(s, 'white')
   Fail: (201) [system] char_type(s, 'white')
   Call: (201) [system] char_type(s, end_of_line)
   Fail: (201) [system] char_type(s, end_of_line)
   Call: (201) [system] char_type(s, space)
   Fail: (201) [system] char_type(s, space)
   Call: (201) [system] char_type(s, cntrl)
   Fail: (201) [system] char_type(s, cntrl)
^  Fail: (200) [user] is_like_space(s)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1963346)
   Exit: (199) [system] peek_char((0x55798e5fad60), s)
   Call: (199) [system] s=')'
   Fail: (199) [system] s=')'
   Call: (199) [system] s=end_of_file
   Fail: (199) [system] s=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1968916)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1970774)
   Exit: (201) [system] peek_char((0x55798e5fad60), s)
   Call: (201) [system] s=(;)
   Fail: (201) [system] s=(;)
^  Call: (201) [user] is_like_space(s)
   Call: (202) [system] char_type(s, 'white')
   Fail: (202) [system] char_type(s, 'white')
   Call: (202) [system] char_type(s, end_of_line)
   Fail: (202) [system] char_type(s, end_of_line)
   Call: (202) [system] char_type(s, space)
   Fail: (202) [system] char_type(s, space)
   Call: (202) [system] char_type(s, cntrl)
   Fail: (202) [system] char_type(s, cntrl)
^  Fail: (201) [user] is_like_space(s)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1984928)
   Exit: (200) [system] get_char((0x55798e5fad60), s)
   Call: (200) [system] s='('
   Fail: (200) [system] s='('
   Call: (200) [system] s='['
   Fail: (200) [system] s='['
   Call: (200) [system] s='{'
   Fail: (200) [system] s='{'
   Call: (200) [system] s='"'
   Fail: (200) [system] s='"'
   Call: (200) [system] s=!
   Fail: (200) [system] s=!
   Call: (200) [system] s='\''
   Fail: (200) [system] s='\''
   Call: (200) [system] s='`'
   Fail: (200) [system] s='`'
   Call: (200) [system] s=end_of_file
   Fail: (200) [system] s=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), s, _1968916)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _2002570)
   Call: (202) [system] peek_char((0x55798e5fad60), _2003504)
   Exit: (202) [system] peek_char((0x55798e5fad60), y)
^  Call: (202) [user] is_delimiter(y)
   Call: (203) [system] char_type(y, space)
   Fail: (203) [system] char_type(y, space)
   Call: (203) [system] arg(_2008224, v('(', ')', end_of_file), y)
   Fail: (203) [system] arg(_2009156, v('(', ')', end_of_file), y)
^  Fail: (202) [user] is_delimiter(y)
   Call: (202) [system] ')'==y
   Fail: (202) [system] ')'==y
   Call: (202) [system] get_char((0x55798e5fad60), y)
   Exit: (202) [system] get_char((0x55798e5fad60), y)
   Call: (202) [system] y=(\)
   Fail: (202) [system] y=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _2016506)
   Call: (203) [system] peek_char((0x55798e5fad60), _2017440)
   Exit: (203) [system] peek_char((0x55798e5fad60), n)
^  Call: (203) [user] is_delimiter(n)
   Call: (204) [system] char_type(n, space)
   Fail: (204) [system] char_type(n, space)
   Call: (204) [system] arg(_2022160, v('(', ')', end_of_file), n)
   Fail: (204) [system] arg(_2023092, v('(', ')', end_of_file), n)
^  Fail: (203) [user] is_delimiter(n)
   Call: (203) [system] ')'==n
   Fail: (203) [system] ')'==n
   Call: (203) [system] get_char((0x55798e5fad60), n)
   Exit: (203) [system] get_char((0x55798e5fad60), n)
   Call: (203) [system] n=(\)
   Fail: (203) [system] n=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _2030442)
   Call: (204) [system] peek_char((0x55798e5fad60), _2031376)
   Exit: (204) [system] peek_char((0x55798e5fad60), t)
^  Call: (204) [user] is_delimiter(t)
   Call: (205) [system] char_type(t, space)
   Fail: (205) [system] char_type(t, space)
   Call: (205) [system] arg(_2036096, v('(', ')', end_of_file), t)
   Fail: (205) [system] arg(_2037028, v('(', ')', end_of_file), t)
^  Fail: (204) [user] is_delimiter(t)
   Call: (204) [system] ')'==t
   Fail: (204) [system] ')'==t
   Call: (204) [system] get_char((0x55798e5fad60), t)
   Exit: (204) [system] get_char((0x55798e5fad60), t)
   Call: (204) [system] t=(\)
   Fail: (204) [system] t=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _2044378)
   Call: (205) [system] peek_char((0x55798e5fad60), _2045312)
   Exit: (205) [system] peek_char((0x55798e5fad60), h)
^  Call: (205) [user] is_delimiter(h)
   Call: (206) [system] char_type(h, space)
   Fail: (206) [system] char_type(h, space)
   Call: (206) [system] arg(_2050032, v('(', ')', end_of_file), h)
   Fail: (206) [system] arg(_2050964, v('(', ')', end_of_file), h)
^  Fail: (205) [user] is_delimiter(h)
   Call: (205) [system] ')'==h
   Fail: (205) [system] ')'==h
   Call: (205) [system] get_char((0x55798e5fad60), h)
   Exit: (205) [system] get_char((0x55798e5fad60), h)
   Call: (205) [system] h=(\)
   Fail: (205) [system] h=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _2058314)
   Call: (206) [system] peek_char((0x55798e5fad60), _2059248)
   Exit: (206) [system] peek_char((0x55798e5fad60), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_2063968, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_2064900, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55798e5fad60), e)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _2072250)
   Call: (207) [system] peek_char((0x55798e5fad60), _2073184)
   Exit: (207) [system] peek_char((0x55798e5fad60), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_2077904, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_2078836, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55798e5fad60), s)
   Exit: (207) [system] get_char((0x55798e5fad60), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _2086186)
   Call: (208) [system] peek_char((0x55798e5fad60), _2087120)
   Exit: (208) [system] peek_char((0x55798e5fad60), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_2091840, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_2092772, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55798e5fad60), i)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _7424)
   Call: (209) [system] peek_char((0x55798e5fad60), _8358)
   Exit: (209) [system] peek_char((0x55798e5fad60), z)
^  Call: (209) [user] is_delimiter(z)
   Call: (210) [system] char_type(z, space)
   Fail: (210) [system] char_type(z, space)
   Call: (210) [system] arg(_13078, v('(', ')', end_of_file), z)
   Fail: (210) [system] arg(_14010, v('(', ')', end_of_file), z)
^  Fail: (209) [user] is_delimiter(z)
   Call: (209) [system] ')'==z
   Fail: (209) [system] ')'==z
   Call: (209) [system] get_char((0x55798e5fad60), z)
   Exit: (209) [system] get_char((0x55798e5fad60), z)
   Call: (209) [system] z=(\)
   Fail: (209) [system] z=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _21360)
   Call: (210) [system] peek_char((0x55798e5fad60), _22294)
   Exit: (210) [system] peek_char((0x55798e5fad60), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_27014, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_27946, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55798e5fad60), e)
   Exit: (210) [system] get_char((0x55798e5fad60), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _35296)
   Call: (211) [system] peek_char((0x55798e5fad60), _36230)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _35296=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _21360=[e]
   Exit: (210) [system] [e]=[e]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (209) [system] _7424=[z, e]
   Exit: (209) [system] [z, e]=[z, e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (208) [system] _4056=[i, z, e]
   Exit: (208) [system] [i, z, e]=[i, z, e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (207) [system] _4052=[s, i, z, e]
   Exit: (207) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (206) [system] _4048=[e, s, i, z, e]
   Exit: (206) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (205) [system] _4044=[h, e, s, i, z, e]
   Exit: (205) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (204) [system] _4040=[t, h, e, s, i, z, e]
   Exit: (204) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (203) [system] _4036=[n, t, h, e, s, i, z, e]
   Exit: (203) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (202) [system] _4032=[y, n, t, h, e, s, i, z, e]
   Exit: (202) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (201) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _4028)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_70686, _70688), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _4028), _70662, fail)), '$restore_trace'(_70686, _70688))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_70686, _70688))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _70662, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(synthesize)
   Exit: (202) [system] atomic(synthesize)
^  Exit: (201) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _78186)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _80044)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _87782)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _90486)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _105564)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=')'
   Fail: (200) [system] '('=')'
   Call: (200) [system] '('=end_of_file
   Fail: (200) [system] '('=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _111134)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _112992)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _127146)
   Exit: (201) [system] get_char((0x55798e5fad60), '(')
   Call: (201) [system] '('='('
   Exit: (201) [system] '('='('
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _111134)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _132716)
   Exit: (203) [system] peek_char((0x55798e5fad60), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _146870)
   Exit: (202) [system] peek_char((0x55798e5fad60), :)
   Call: (202) [system] (:)=')'
   Fail: (202) [system] (:)=')'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _152440)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _154298)
   Exit: (204) [system] peek_char((0x55798e5fad60), :)
   Call: (204) [system] (:)=(;)
   Fail: (204) [system] (:)=(;)
^  Call: (204) [user] is_like_space(:)
   Call: (205) [system] char_type(:, 'white')
   Fail: (205) [system] char_type(:, 'white')
   Call: (205) [system] char_type(:, end_of_line)
   Fail: (205) [system] char_type(:, end_of_line)
   Call: (205) [system] char_type(:, space)
   Fail: (205) [system] char_type(:, space)
   Call: (205) [system] char_type(:, cntrl)
   Fail: (205) [system] char_type(:, cntrl)
^  Fail: (204) [user] is_like_space(:)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _168452)
   Exit: (203) [system] get_char((0x55798e5fad60), :)
   Call: (203) [system] (:)='('
   Fail: (203) [system] (:)='('
   Call: (203) [system] (:)='['
   Fail: (203) [system] (:)='['
   Call: (203) [system] (:)='{'
   Fail: (203) [system] (:)='{'
   Call: (203) [system] (:)='"'
   Fail: (203) [system] (:)='"'
   Call: (203) [system] (:)=!
   Fail: (203) [system] (:)=!
   Call: (203) [system] (:)='\''
   Fail: (203) [system] (:)='\''
   Call: (203) [system] (:)='`'
   Fail: (203) [system] (:)='`'
   Call: (203) [system] (:)=end_of_file
   Fail: (203) [system] (:)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), :, _152440)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _186094)
   Call: (205) [system] peek_char((0x55798e5fad60), _187028)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _186094=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (204) [user] classify_and_convert_charseq(:, [], _152440)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_196338, _196340), once(user:catch(read_from_chars([:], _152440), _196314, fail)), '$restore_trace'(_196338, _196340))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_196338, _196340))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _196314, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(:)
   Exit: (205) [system] atomic(:)
^  Exit: (204) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _203838)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _205696)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _213434)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _216138)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _231216)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _236786)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _238644)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _252798)
   Exit: (204) [system] get_char((0x55798e5fad60), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _236786)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _270440)
   Call: (206) [system] peek_char((0x55798e5fad60), _271374)
   Exit: (206) [system] peek_char((0x55798e5fad60), p)
^  Call: (206) [user] is_delimiter(p)
   Call: (207) [system] char_type(p, space)
   Fail: (207) [system] char_type(p, space)
   Call: (207) [system] arg(_276094, v('(', ')', end_of_file), p)
   Fail: (207) [system] arg(_277026, v('(', ')', end_of_file), p)
^  Fail: (206) [user] is_delimiter(p)
   Call: (206) [system] ')'==p
   Fail: (206) [system] ')'==p
   Call: (206) [system] get_char((0x55798e5fad60), p)
   Exit: (206) [system] get_char((0x55798e5fad60), p)
   Call: (206) [system] p=(\)
   Fail: (206) [system] p=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _284376)
   Call: (207) [system] peek_char((0x55798e5fad60), _285310)
   Exit: (207) [system] peek_char((0x55798e5fad60), r)
^  Call: (207) [user] is_delimiter(r)
   Call: (208) [system] char_type(r, space)
   Fail: (208) [system] char_type(r, space)
   Call: (208) [system] arg(_290030, v('(', ')', end_of_file), r)
   Fail: (208) [system] arg(_290962, v('(', ')', end_of_file), r)
^  Fail: (207) [user] is_delimiter(r)
   Call: (207) [system] ')'==r
   Fail: (207) [system] ')'==r
   Call: (207) [system] get_char((0x55798e5fad60), r)
   Exit: (207) [system] get_char((0x55798e5fad60), r)
   Call: (207) [system] r=(\)
   Fail: (207) [system] r=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _298312)
   Call: (208) [system] peek_char((0x55798e5fad60), _299246)
   Exit: (208) [system] peek_char((0x55798e5fad60), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_303966, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_304898, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55798e5fad60), o)
   Exit: (208) [system] get_char((0x55798e5fad60), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _312248)
   Call: (209) [system] peek_char((0x55798e5fad60), _313182)
   Exit: (209) [system] peek_char((0x55798e5fad60), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_317902, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_318834, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55798e5fad60), o)
   Exit: (209) [system] get_char((0x55798e5fad60), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _326184)
   Call: (210) [system] peek_char((0x55798e5fad60), _327118)
   Exit: (210) [system] peek_char((0x55798e5fad60), f)
^  Call: (210) [user] is_delimiter(f)
   Call: (211) [system] char_type(f, space)
   Fail: (211) [system] char_type(f, space)
   Call: (211) [system] arg(_331838, v('(', ')', end_of_file), f)
   Fail: (211) [system] arg(_332770, v('(', ')', end_of_file), f)
^  Fail: (210) [user] is_delimiter(f)
   Call: (210) [system] ')'==f
   Fail: (210) [system] ')'==f
   Call: (210) [system] get_char((0x55798e5fad60), f)
   Exit: (210) [system] get_char((0x55798e5fad60), f)
   Call: (210) [system] f=(\)
   Fail: (210) [system] f=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _340120)
   Call: (211) [system] peek_char((0x55798e5fad60), _341054)
   Exit: (211) [system] peek_char((0x55798e5fad60), '4')
^  Call: (211) [user] is_delimiter('4')
   Call: (212) [system] char_type('4', space)
   Fail: (212) [system] char_type('4', space)
   Call: (212) [system] arg(_345774, v('(', ')', end_of_file), '4')
   Fail: (212) [system] arg(_346706, v('(', ')', end_of_file), '4')
^  Fail: (211) [user] is_delimiter('4')
   Call: (211) [system] ')'=='4'
   Fail: (211) [system] ')'=='4'
   Call: (211) [system] get_char((0x55798e5fad60), '4')
   Exit: (211) [system] get_char((0x55798e5fad60), '4')
   Call: (211) [system] '4'=(\)
   Fail: (211) [system] '4'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _354056)
   Call: (212) [system] peek_char((0x55798e5fad60), _354990)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _354056=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _340120=['4']
   Exit: (211) [system] ['4']=['4']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), ['4'])
   Call: (210) [system] _326184=[f, '4']
   Exit: (210) [system] [f, '4']=[f, '4']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '4'])
   Call: (209) [system] _312248=[o, f, '4']
   Exit: (209) [system] [o, f, '4']=[o, f, '4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '4'])
   Call: (208) [system] _298312=[o, o, f, '4']
   Exit: (208) [system] [o, o, f, '4']=[o, o, f, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '4'])
   Call: (207) [system] _284376=[r, o, o, f, '4']
   Exit: (207) [system] [r, o, o, f, '4']=[r, o, o, f, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '4'])
   Call: (206) [system] _270440=[p, r, o, o, f, '4']
   Exit: (206) [system] [p, r, o, o, f, '4']=[p, r, o, o, f, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '4'])
^  Call: (205) [user] classify_and_convert_charseq($, [p, r, o, o, f, '4'], _236786)
   Call: (206) [system] atom_chars(_381038, ['_', p, r, o, o, f, '4'])
   Exit: (206) [system] atom_chars('_proof4', ['_', p, r, o, o, f, '4'])
^  Exit: (205) [user] classify_and_convert_charseq($, [p, r, o, o, f, '4'], _proof4)
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _proof4)
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), _proof4)
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _385702)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _387560)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _395298)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _398002)
   Exit: (206) [system] peek_char((0x55798e5fad60), $)
   Call: (206) [system] ($)=(;)
   Fail: (206) [system] ($)=(;)
^  Call: (206) [user] is_like_space($)
   Call: (207) [system] char_type($, 'white')
   Fail: (207) [system] char_type($, 'white')
   Call: (207) [system] char_type($, end_of_line)
   Fail: (207) [system] char_type($, end_of_line)
   Call: (207) [system] char_type($, space)
   Fail: (207) [system] char_type($, space)
   Call: (207) [system] char_type($, cntrl)
   Fail: (207) [system] char_type($, cntrl)
^  Fail: (206) [user] is_like_space($)
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _413080)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=')'
   Fail: (204) [system] ($)=')'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _418650)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _420508)
   Exit: (206) [system] peek_char((0x55798e5fad60), $)
   Call: (206) [system] ($)=(;)
   Fail: (206) [system] ($)=(;)
^  Call: (206) [user] is_like_space($)
   Call: (207) [system] char_type($, 'white')
   Fail: (207) [system] char_type($, 'white')
   Call: (207) [system] char_type($, end_of_line)
   Fail: (207) [system] char_type($, end_of_line)
   Call: (207) [system] char_type($, space)
   Fail: (207) [system] char_type($, space)
   Call: (207) [system] char_type($, cntrl)
   Fail: (207) [system] char_type($, cntrl)
^  Fail: (206) [user] is_like_space($)
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _434662)
   Exit: (205) [system] get_char((0x55798e5fad60), $)
   Call: (205) [system] ($)='('
   Fail: (205) [system] ($)='('
   Call: (205) [system] ($)='['
   Fail: (205) [system] ($)='['
   Call: (205) [system] ($)='{'
   Fail: (205) [system] ($)='{'
   Call: (205) [system] ($)='"'
   Fail: (205) [system] ($)='"'
   Call: (205) [system] ($)=!
   Fail: (205) [system] ($)=!
   Call: (205) [system] ($)='\''
   Fail: (205) [system] ($)='\''
   Call: (205) [system] ($)='`'
   Fail: (205) [system] ($)='`'
   Call: (205) [system] ($)=end_of_file
   Fail: (205) [system] ($)=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55798e5fad60), $, _418650)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _452304)
   Call: (207) [system] peek_char((0x55798e5fad60), _453238)
   Exit: (207) [system] peek_char((0x55798e5fad60), p)
^  Call: (207) [user] is_delimiter(p)
   Call: (208) [system] char_type(p, space)
   Fail: (208) [system] char_type(p, space)
   Call: (208) [system] arg(_457958, v('(', ')', end_of_file), p)
   Fail: (208) [system] arg(_458890, v('(', ')', end_of_file), p)
^  Fail: (207) [user] is_delimiter(p)
   Call: (207) [system] ')'==p
   Fail: (207) [system] ')'==p
   Call: (207) [system] get_char((0x55798e5fad60), p)
   Exit: (207) [system] get_char((0x55798e5fad60), p)
   Call: (207) [system] p=(\)
   Fail: (207) [system] p=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _466240)
   Call: (208) [system] peek_char((0x55798e5fad60), _467174)
   Exit: (208) [system] peek_char((0x55798e5fad60), r)
^  Call: (208) [user] is_delimiter(r)
   Call: (209) [system] char_type(r, space)
   Fail: (209) [system] char_type(r, space)
   Call: (209) [system] arg(_471894, v('(', ')', end_of_file), r)
   Fail: (209) [system] arg(_472826, v('(', ')', end_of_file), r)
^  Fail: (208) [user] is_delimiter(r)
   Call: (208) [system] ')'==r
   Fail: (208) [system] ')'==r
   Call: (208) [system] get_char((0x55798e5fad60), r)
   Exit: (208) [system] get_char((0x55798e5fad60), r)
   Call: (208) [system] r=(\)
   Fail: (208) [system] r=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _480176)
   Call: (209) [system] peek_char((0x55798e5fad60), _481110)
   Exit: (209) [system] peek_char((0x55798e5fad60), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_485830, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_486762, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55798e5fad60), e)
   Exit: (209) [system] get_char((0x55798e5fad60), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _494112)
   Call: (210) [system] peek_char((0x55798e5fad60), _495046)
   Exit: (210) [system] peek_char((0x55798e5fad60), m)
^  Call: (210) [user] is_delimiter(m)
   Call: (211) [system] char_type(m, space)
   Fail: (211) [system] char_type(m, space)
   Call: (211) [system] arg(_499766, v('(', ')', end_of_file), m)
   Fail: (211) [system] arg(_500698, v('(', ')', end_of_file), m)
^  Fail: (210) [user] is_delimiter(m)
   Call: (210) [system] ')'==m
   Fail: (210) [system] ')'==m
   Call: (210) [system] get_char((0x55798e5fad60), m)
   Exit: (210) [system] get_char((0x55798e5fad60), m)
   Call: (210) [system] m=(\)
   Fail: (210) [system] m=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _508048)
   Call: (211) [system] peek_char((0x55798e5fad60), _508982)
   Exit: (211) [system] peek_char((0x55798e5fad60), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_513702, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_514634, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55798e5fad60), i)
   Exit: (211) [system] get_char((0x55798e5fad60), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _521984)
   Call: (212) [system] peek_char((0x55798e5fad60), _522918)
   Exit: (212) [system] peek_char((0x55798e5fad60), s)
^  Call: (212) [user] is_delimiter(s)
   Call: (213) [system] char_type(s, space)
   Fail: (213) [system] char_type(s, space)
   Call: (213) [system] arg(_527638, v('(', ')', end_of_file), s)
   Fail: (213) [system] arg(_528570, v('(', ')', end_of_file), s)
^  Fail: (212) [user] is_delimiter(s)
   Call: (212) [system] ')'==s
   Fail: (212) [system] ')'==s
   Call: (212) [system] get_char((0x55798e5fad60), s)
   Exit: (212) [system] get_char((0x55798e5fad60), s)
   Call: (212) [system] s=(\)
   Fail: (212) [system] s=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _535920)
   Call: (213) [system] peek_char((0x55798e5fad60), _536854)
   Exit: (213) [system] peek_char((0x55798e5fad60), e)
^  Call: (213) [user] is_delimiter(e)
   Call: (214) [system] char_type(e, space)
   Fail: (214) [system] char_type(e, space)
   Call: (214) [system] arg(_541574, v('(', ')', end_of_file), e)
   Fail: (214) [system] arg(_542506, v('(', ')', end_of_file), e)
^  Fail: (213) [user] is_delimiter(e)
   Call: (213) [system] ')'==e
   Fail: (213) [system] ')'==e
   Call: (213) [system] get_char((0x55798e5fad60), e)
   Exit: (213) [system] get_char((0x55798e5fad60), e)
   Call: (213) [system] e=(\)
   Fail: (213) [system] e=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _549856)
   Call: (214) [system] peek_char((0x55798e5fad60), _550790)
   Exit: (214) [system] peek_char((0x55798e5fad60), '4')
^  Call: (214) [user] is_delimiter('4')
   Call: (215) [system] char_type('4', space)
   Fail: (215) [system] char_type('4', space)
   Call: (215) [system] arg(_555510, v('(', ')', end_of_file), '4')
   Fail: (215) [system] arg(_556442, v('(', ')', end_of_file), '4')
^  Fail: (214) [user] is_delimiter('4')
   Call: (214) [system] ')'=='4'
   Fail: (214) [system] ')'=='4'
   Call: (214) [system] get_char((0x55798e5fad60), '4')
   Exit: (214) [system] get_char((0x55798e5fad60), '4')
   Call: (214) [system] '4'=(\)
   Fail: (214) [system] '4'=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _563792)
   Call: (215) [system] peek_char((0x55798e5fad60), _564726)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_569446, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _563792=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (214) [system] _549856=['4']
   Exit: (214) [system] ['4']=['4']
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), ['4'])
   Call: (213) [system] _535920=[e, '4']
   Exit: (213) [system] [e, '4']=[e, '4']
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '4'])
   Call: (212) [system] _521984=[s, e, '4']
   Exit: (212) [system] [s, e, '4']=[s, e, '4']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '4'])
   Call: (211) [system] _508048=[i, s, e, '4']
   Exit: (211) [system] [i, s, e, '4']=[i, s, e, '4']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '4'])
   Call: (210) [system] _494112=[m, i, s, e, '4']
   Exit: (210) [system] [m, i, s, e, '4']=[m, i, s, e, '4']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '4'])
   Call: (209) [system] _480176=[e, m, i, s, e, '4']
   Exit: (209) [system] [e, m, i, s, e, '4']=[e, m, i, s, e, '4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '4'])
   Call: (208) [system] _466240=[r, e, m, i, s, e, '4']
   Exit: (208) [system] [r, e, m, i, s, e, '4']=[r, e, m, i, s, e, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '4'])
   Call: (207) [system] _452304=[p, r, e, m, i, s, e, '4']
   Exit: (207) [system] [p, r, e, m, i, s, e, '4']=[p, r, e, m, i, s, e, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '4'])
^  Call: (206) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '4'], _418650)
   Call: (207) [system] atom_chars(_598234, ['_', p, r, e, m, i, s, e, '4'])
   Exit: (207) [system] atom_chars('_premise4', ['_', p, r, e, m, i, s, e, '4'])
^  Exit: (206) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '4'], _premise4)
^  Exit: (205) [user] read_symbolic(')', (0x55798e5fad60), $, _premise4)
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), _premise4)
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _602898)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _604756)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _618910)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55798e5fad60), _622700)
   Exit: (205) [system] get_char((0x55798e5fad60), ')')
   Call: (205) [system] _602898=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [])
   Call: (204) [system] _385702=[_premise4]
   Exit: (204) [system] [_premise4]=[_premise4]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [_premise4])
   Call: (203) [system] _203838=[_proof4, _premise4]
   Exit: (203) [system] [_proof4, _premise4]=[_proof4, _premise4]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [_proof4, _premise4])
   Call: (202) [system] _111134=[:, _proof4, _premise4]
   Exit: (202) [system] [:, _proof4, _premise4]=[:, _proof4, _premise4]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [:, _proof4, _premise4])
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof4, _premise4])
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _636582)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _638440)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _646178)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _648882)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _663960)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _669530)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _671388)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _685542)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _669530)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _703184)
   Call: (204) [system] peek_char((0x55798e5fad60), _704118)
   Exit: (204) [system] peek_char((0x55798e5fad60), k)
^  Call: (204) [user] is_delimiter(k)
   Call: (205) [system] char_type(k, space)
   Fail: (205) [system] char_type(k, space)
   Call: (205) [system] arg(_708838, v('(', ')', end_of_file), k)
   Fail: (205) [system] arg(_709770, v('(', ')', end_of_file), k)
^  Fail: (204) [user] is_delimiter(k)
   Call: (204) [system] ')'==k
   Fail: (204) [system] ')'==k
   Call: (204) [system] get_char((0x55798e5fad60), k)
   Exit: (204) [system] get_char((0x55798e5fad60), k)
   Call: (204) [system] k=(\)
   Fail: (204) [system] k=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _717120)
   Call: (205) [system] peek_char((0x55798e5fad60), _718054)
   Exit: (205) [system] peek_char((0x55798e5fad60), b)
^  Call: (205) [user] is_delimiter(b)
   Call: (206) [system] char_type(b, space)
   Fail: (206) [system] char_type(b, space)
   Call: (206) [system] arg(_722774, v('(', ')', end_of_file), b)
   Fail: (206) [system] arg(_723706, v('(', ')', end_of_file), b)
^  Fail: (205) [user] is_delimiter(b)
   Call: (205) [system] ')'==b
   Fail: (205) [system] ')'==b
   Call: (205) [system] get_char((0x55798e5fad60), b)
   Exit: (205) [system] get_char((0x55798e5fad60), b)
   Call: (205) [system] b=(\)
   Fail: (205) [system] b=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _731056)
   Call: (206) [system] peek_char((0x55798e5fad60), _731990)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _731056=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _717120=[b]
   Exit: (205) [system] [b]=[b]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (204) [system] _703184=[k, b]
   Exit: (204) [system] [k, b]=[k, b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (203) [user] classify_and_convert_charseq($, [k, b], _669530)
   Call: (204) [system] atom_chars(_746862, ['_', k, b])
   Exit: (204) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (203) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _751526)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _753384)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _761122)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _763826)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _778904)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _784474)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _786332)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _800486)
   Exit: (203) [system] get_char((0x55798e5fad60), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _784474)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _818128)
   Call: (205) [system] peek_char((0x55798e5fad60), _819062)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_823782, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_824714, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _832064)
   Call: (206) [system] peek_char((0x55798e5fad60), _832998)
   Exit: (206) [system] peek_char((0x55798e5fad60), b)
^  Call: (206) [user] is_delimiter(b)
   Call: (207) [system] char_type(b, space)
   Fail: (207) [system] char_type(b, space)
   Call: (207) [system] arg(_837718, v('(', ')', end_of_file), b)
   Fail: (207) [system] arg(_838650, v('(', ')', end_of_file), b)
^  Fail: (206) [user] is_delimiter(b)
   Call: (206) [system] ')'==b
   Fail: (206) [system] ')'==b
   Call: (206) [system] get_char((0x55798e5fad60), b)
   Exit: (206) [system] get_char((0x55798e5fad60), b)
   Call: (206) [system] b=(\)
   Fail: (206) [system] b=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _846000)
   Call: (207) [system] peek_char((0x55798e5fad60), _846934)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _846000=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (206) [system] _832064=[b]
   Exit: (206) [system] [b]=[b]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (205) [system] _818128=[r, b]
   Exit: (205) [system] [r, b]=[r, b]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (204) [user] classify_and_convert_charseq($, [r, b], _784474)
   Call: (205) [system] atom_chars(_861806, ['_', r, b])
   Exit: (205) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (204) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _866470)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _868328)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _876066)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _878770)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _893848)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _899418)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _901276)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _915430)
   Exit: (204) [system] get_char((0x55798e5fad60), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _899418)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _933072)
   Call: (206) [system] peek_char((0x55798e5fad60), _934006)
   Exit: (206) [system] peek_char((0x55798e5fad60), k)
^  Call: (206) [user] is_delimiter(k)
   Call: (207) [system] char_type(k, space)
   Fail: (207) [system] char_type(k, space)
   Call: (207) [system] arg(_938726, v('(', ')', end_of_file), k)
   Fail: (207) [system] arg(_939658, v('(', ')', end_of_file), k)
^  Fail: (206) [user] is_delimiter(k)
   Call: (206) [system] ')'==k
   Fail: (206) [system] ')'==k
   Call: (206) [system] get_char((0x55798e5fad60), k)
   Exit: (206) [system] get_char((0x55798e5fad60), k)
   Call: (206) [system] k=(\)
   Fail: (206) [system] k=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _947008)
   Call: (207) [system] peek_char((0x55798e5fad60), _947942)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
^  Call: (207) [user] is_delimiter(')')
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] arg(_952662, v('(', ')', end_of_file), ')')
   Exit: (208) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (207) [user] is_delimiter(')')
   Call: (207) [system] _947008=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (206) [system] _933072=[k]
   Exit: (206) [system] [k]=[k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (205) [user] classify_and_convert_charseq($, [k], _899418)
   Call: (206) [system] atom_chars(_961892, ['_', k])
   Exit: (206) [system] atom_chars('_k', ['_', k])
^  Exit: (205) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _966556)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _968414)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _982568)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55798e5fad60), _986358)
   Exit: (204) [system] get_char((0x55798e5fad60), ')')
   Call: (204) [system] _966556=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [])
   Call: (203) [system] _866470=[_k]
   Exit: (203) [system] [_k]=[_k]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (202) [system] _751526=[_rb, _k]
   Exit: (202) [system] [_rb, _k]=[_rb, _k]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [_rb, _k])
   Call: (201) [system] _636582=[_kb, _rb, _k]
   Exit: (201) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, _k])
   Call: (200) [system] _78186=[[:, _proof4, _premise4], _kb, _rb, _k]
   Exit: (200) [system] [[:, _proof4, _premise4], _kb, _rb, _k]=[[:, _proof4, _premise4], _kb, _rb, _k]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [[:, _proof4, _premise4], _kb, _rb, _k])
   Call: (199) [system] _4022=[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]
   Exit: (199) [system] [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]=[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _proof4, _premise4], _kb, _rb, _k])
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _proof4, _premise4], _kb, _rb, _k])
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1005828)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1007686)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1021840)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55798e5fad60), _1025630)
   Exit: (198) [system] get_char((0x55798e5fad60), ')')
   Call: (198) [system] _1005828=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [])
   Call: (197) [system] _4018=[[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]
   Exit: (197) [system] [[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]=[[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
   Call: (196) [system] _3984=[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]
   Exit: (196) [system] [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]=[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1036718)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1038576)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1052730)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55798e5fad60), _1056520)
   Exit: (195) [system] get_char((0x55798e5fad60), ')')
   Call: (195) [system] _1036718=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [])
   Call: (194) [system] _3980=[[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
   Exit: (194) [system] [[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]=[[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
   Call: (193) [system] _3868=[[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
   Exit: (193) [system] [[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]=[[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
   Call: (192) [system] _3756=[[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
   Exit: (192) [system] [[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]=[[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
   Call: (191) [system] _3644=[[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
   Exit: (191) [system] [[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]=[[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
   Call: (190) [system] _3550=[[[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
   Exit: (190) [system] [[[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]=[[[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [[[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
   Call: (189) [system] _3442=[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
   Exit: (189) [system] [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]=[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _1078784)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1080642)
   Exit: (189) [system] peek_char((0x55798e5fad60), '\n')
   Call: (189) [system] '\n'=(;)
   Fail: (189) [system] '\n'=(;)
^  Call: (189) [user] is_like_space('\n')
   Call: (190) [system] char_type('\n', 'white')
   Fail: (190) [system] char_type('\n', 'white')
   Call: (190) [system] char_type('\n', end_of_line)
   Exit: (190) [system] char_type('\n', end_of_line)
^  Exit: (189) [user] is_like_space('\n')
   Call: (189) [system] get_char((0x55798e5fad60), _1090236)
   Exit: (189) [system] get_char((0x55798e5fad60), '\n')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1092940)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _1100678)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1103382)
   Exit: (191) [system] peek_char((0x55798e5fad60), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55798e5fad60), _1111120)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1113824)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _1121562)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1124266)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1132004)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1134708)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1142446)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1145150)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1164848)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _1170418)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1172276)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _1186430)
   Exit: (189) [system] get_char((0x55798e5fad60), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _1170418)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1204072)
   Call: (191) [system] peek_char((0x55798e5fad60), _1205006)
   Exit: (191) [system] peek_char((0x55798e5fad60), q)
^  Call: (191) [user] is_delimiter(q)
   Call: (192) [system] char_type(q, space)
   Fail: (192) [system] char_type(q, space)
   Call: (192) [system] arg(_1209726, v('(', ')', end_of_file), q)
   Fail: (192) [system] arg(_1210658, v('(', ')', end_of_file), q)
^  Fail: (191) [user] is_delimiter(q)
   Call: (191) [system] ')'==q
   Fail: (191) [system] ')'==q
   Call: (191) [system] get_char((0x55798e5fad60), q)
   Exit: (191) [system] get_char((0x55798e5fad60), q)
   Call: (191) [system] q=(\)
   Fail: (191) [system] q=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1218008)
   Call: (192) [system] peek_char((0x55798e5fad60), _1218942)
   Exit: (192) [system] peek_char((0x55798e5fad60), u)
^  Call: (192) [user] is_delimiter(u)
   Call: (193) [system] char_type(u, space)
   Fail: (193) [system] char_type(u, space)
   Call: (193) [system] arg(_1223662, v('(', ')', end_of_file), u)
   Fail: (193) [system] arg(_1224594, v('(', ')', end_of_file), u)
^  Fail: (192) [user] is_delimiter(u)
   Call: (192) [system] ')'==u
   Fail: (192) [system] ')'==u
   Call: (192) [system] get_char((0x55798e5fad60), u)
   Exit: (192) [system] get_char((0x55798e5fad60), u)
   Call: (192) [system] u=(\)
   Fail: (192) [system] u=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1231944)
   Call: (193) [system] peek_char((0x55798e5fad60), _1232878)
   Exit: (193) [system] peek_char((0x55798e5fad60), e)
^  Call: (193) [user] is_delimiter(e)
   Call: (194) [system] char_type(e, space)
   Fail: (194) [system] char_type(e, space)
   Call: (194) [system] arg(_1237598, v('(', ')', end_of_file), e)
   Fail: (194) [system] arg(_1238530, v('(', ')', end_of_file), e)
^  Fail: (193) [user] is_delimiter(e)
   Call: (193) [system] ')'==e
   Fail: (193) [system] ')'==e
   Call: (193) [system] get_char((0x55798e5fad60), e)
   Exit: (193) [system] get_char((0x55798e5fad60), e)
   Call: (193) [system] e=(\)
   Fail: (193) [system] e=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1245880)
   Call: (194) [system] peek_char((0x55798e5fad60), _1246814)
   Exit: (194) [system] peek_char((0x55798e5fad60), r)
^  Call: (194) [user] is_delimiter(r)
   Call: (195) [system] char_type(r, space)
   Fail: (195) [system] char_type(r, space)
   Call: (195) [system] arg(_1251534, v('(', ')', end_of_file), r)
   Fail: (195) [system] arg(_1252466, v('(', ')', end_of_file), r)
^  Fail: (194) [user] is_delimiter(r)
   Call: (194) [system] ')'==r
   Fail: (194) [system] ')'==r
   Call: (194) [system] get_char((0x55798e5fad60), r)
   Exit: (194) [system] get_char((0x55798e5fad60), r)
   Call: (194) [system] r=(\)
   Fail: (194) [system] r=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1259816)
   Call: (195) [system] peek_char((0x55798e5fad60), _1260750)
   Exit: (195) [system] peek_char((0x55798e5fad60), y)
^  Call: (195) [user] is_delimiter(y)
   Call: (196) [system] char_type(y, space)
   Fail: (196) [system] char_type(y, space)
   Call: (196) [system] arg(_1265470, v('(', ')', end_of_file), y)
   Fail: (196) [system] arg(_1266402, v('(', ')', end_of_file), y)
^  Fail: (195) [user] is_delimiter(y)
   Call: (195) [system] ')'==y
   Fail: (195) [system] ')'==y
   Call: (195) [system] get_char((0x55798e5fad60), y)
   Exit: (195) [system] get_char((0x55798e5fad60), y)
   Call: (195) [system] y=(\)
   Fail: (195) [system] y=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1273752)
   Call: (196) [system] peek_char((0x55798e5fad60), _1274686)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_1279406, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _1273752=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _1259816=[y]
   Exit: (195) [system] [y]=[y]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (194) [system] _1245880=[r, y]
   Exit: (194) [system] [r, y]=[r, y]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (193) [system] _1231944=[e, r, y]
   Exit: (193) [system] [e, r, y]=[e, r, y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (192) [system] _1218008=[u, e, r, y]
   Exit: (192) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (191) [system] _1204072=[q, u, e, r, y]
   Exit: (191) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (190) [user] classify_and_convert_charseq($, [q, u, e, r, y], _1170418)
   Call: (191) [system] atom_chars(_1299812, ['_', q, u, e, r, y])
   Exit: (191) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (190) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _1304476)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1306334)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1320488)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _1324278)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _1304476=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _1078784=[_query]
   Exit: (188) [system] [_query]=[_query]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [_query])
   Call: (187) [system] _3438=[[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]
   Exit: (187) [system] [[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]=[[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
   Call: (186) [system] _3430=['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]
   Exit: (186) [system] ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]=['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1338160)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1340018)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1354172)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _1357962)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _1338160=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _3426=[['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
   Exit: (184) [system] [['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]=[['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Call: (183) [system] _3362=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
   Exit: (183) [system] [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Call: (182) [system] _3322=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
   Exit: (182) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Call: (179) [user] assertz(metta_file_comment(75, 0, 2845, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], '$stream_position'(2845, 75, 0, 2845)))
^  Exit: (179) [user] assertz(metta_file_comment(75, 0, 2845, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], '$stream_position'(2845, 75, 0, 2845)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 75, 0, 2845, '$stream_position'(2845, 75, 0, 2845)), read_sexpr((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]), assertz(metta_file_comment(75, 0, 2845, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], '$stream_position'(2845, 75, 0, 2845)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1376480, _1376482, _1376484, _1376486, _1376488))
^  Exit: (177) [user] retract(metta_file_comment(42, 0, 1399, '$COMMENT'(";;\t\t", 42, 0), '$stream_position'(1399, 42, 0, 1399)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;\t\t", 42, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";;\t\t", 42, 0), _1379312))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";;\t\t", 42, 0), _1379312)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";;\t\t", 42, 0), _1379312)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;\t\t", 42, 0), _1382128))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;\t\t", 42, 0), _1382128))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";;\t\t", 42, 0), _1382128)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";;\t\t", 42, 0), _1384928))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";;\t\t", 42, 0), _1384928)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";;\t\t", 42, 0), _1384928)
   Call: (187) [system] var('$COMMENT'(";;\t\t", 42, 0))
   Call: (187) [system] atom('$COMMENT'(";;\t\t", 42, 0))
   Call: (187) [system] '$COMMENT'(";;\t\t", 42, 0)==true
   Call: (187) [system] '$COMMENT'(";;\t\t", 42, 0)==false
   Call: (187) [system] '$COMMENT'(";;\t\t", 42, 0)==[_1391448, _1391454]
   Call: (187) [system] is_list('$COMMENT'(";;\t\t", 42, 0))
   Call: (187) [system] string('$COMMENT'(";;\t\t", 42, 0))
   Call: (187) [system] compound('$COMMENT'(";;\t\t", 42, 0))
   Exit: (187) [system] compound('$COMMENT'(";;\t\t", 42, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t", 42, 0), _1396082, _1396084)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t", 42, 0), '$COMMENT', [";;\t\t", 42, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";;\t\t", 42, 0], _1399824)
   Call: (188) [apply] apply:maplist_([";;\t\t", 42, 0], _1399824, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";;\t\t", _1401704)
   Call: (190) [system] var(";;\t\t")
   Call: (190) [system] atom(";;\t\t")
   Call: (190) [system] ";;\t\t"==true
   Call: (190) [system] ";;\t\t"==false
   Call: (190) [system] ";;\t\t"==[_1406346, _1406352]
   Call: (190) [system] is_list(";;\t\t")
   Call: (190) [system] string(";;\t\t")
   Exit: (190) [system] string(";;\t\t")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";;\t\t")
^  Call: (190) [user] symbol(";;\t\t")
   Call: (191) [system] atom(";;\t\t")
   Fail: (191) [system] atom(";;\t\t")
^  Fail: (190) [user] symbol(";;\t\t")
   Call: (190) [system] ";;\t\t"=_1401704
   Exit: (190) [system] ";;\t\t"=";;\t\t"
^  Exit: (189) [user] mfix_vars1(";;\t\t", ";;\t\t")
   Call: (189) [apply] apply:maplist_([42, 0], _1401706, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(42, _1420226)
   Call: (191) [system] var(42)
   Call: (191) [system] atom(42)
   Call: (191) [system] 42==true
   Call: (191) [system] 42==false
   Call: (191) [system] 42==[_1424868, _1424874]
   Call: (191) [system] is_list(42)
   Call: (191) [system] string(42)
   Call: (191) [system] compound(42)
^  Call: (191) [user] symbol(42)
   Call: (192) [system] atom(42)
   Fail: (192) [system] atom(42)
^  Fail: (191) [user] symbol(42)
   Call: (191) [system] 42=_1420226
   Exit: (191) [system] 42=42
^  Exit: (190) [user] mfix_vars1(42, 42)
   Call: (190) [apply] apply:maplist_([0], _1420228, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _1435992)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_1440634, _1440640]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_1435992
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _1435994, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([42, 0], [42, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";;\t\t", 42, 0], [";;\t\t", 42, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";;\t\t", 42, 0], [";;\t\t", 42, 0])
   Call: (187) [system] compound_name_arguments(_1384928, '$COMMENT', [";;\t\t", 42, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;\t\t", 42, 0), '$COMMENT', [";;\t\t", 42, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t", 42, 0)\=@='$COMMENT'(";;\t\t", 42, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;\t\t", 42, 0), _1464810))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";;\t\t", 42, 0), _1464810))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";;\t\t", 42, 0), _1464810)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";;\t\t", 42, 0), _1467610))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";;\t\t", 42, 0), _1467610)
^  Call: (186) [user] cons_to_c('$COMMENT'(";;\t\t", 42, 0), _1467610)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t", 42, 0)\=@='$COMMENT'(";;\t\t", 42, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;\t\t", 42, 0), _1379312))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";;\t\t", 42, 0), _1379312))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";;\t\t", 42, 0), _1379312)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";;\t\t", 42, 0), _1481568))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";;\t\t", 42, 0), _1481568)
^  Call: (186) [user] cons_to_l('$COMMENT'(";;\t\t", 42, 0), _1481568)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0)))
   Call: (184) [system] '$COMMENT'(";;\t\t", 42, 0)\=@='$COMMENT'(";;\t\t", 42, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0)))
   Call: (178) [system] '$COMMENT'(";;\t\t", 42, 0)\=@='$COMMENT'(";;\t\t", 42, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;\t\t", 42, 0), '$COMMENT'(";;\t\t", 42, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t", 42, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t", 42, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t", 42, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;\t\t", 42, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;\t\t", 42, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t", 42, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t", 42, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;\t\t", 42, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;\t\t", 42, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";;\t\t", 42, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";;\t\t", 42, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";;\t\t", 42, 0)))
   Call: (169) [system] '$COMMENT'(";;\t\t", 42, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;\t\t", 42, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263790.2859428), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263790.2859428), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t", 42, 0)), 74]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;\t\t", 42, 0), me_synthesize_1726263785_9357412, 74)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263790.2859428), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263790.2859428), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t", 42, 0)), 74]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263793.1772678)
   Call: (173) [system] arg(1, t(1726263790.2859428), _3148)
   Exit: (173) [system] arg(1, t(1726263790.2859428), 1726263790.2859428)
   Call: (173) [system] _3158 is 1726263793.1772678-1726263790.2859428
   Exit: (173) [system] 2.891324996948242 is 1726263793.1772678-1726263790.2859428
   Call: (173) [system] 2.891324996948242>4
   Fail: (173) [system] 2.891324996948242>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263790.2859428), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263790.2859428), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t", 42, 0)), 74]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 8)
   Call: (175) [system] atom(8+1)
   Call: (175) [system] set_flag(translated_forms, 9)
   Exit: (175) [system] set_flag(translated_forms, 9)
   Exit: (174) [$syspreds] update_flag(translated_forms, 8, 8+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 8, 8+1))
   Exit: (171) [$syspreds] flag(translated_forms, 8, 8+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;\t\t", 42, 0), me_synthesize_1726263785_9357412, 74)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;\t\t"])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;\t\t"])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;\t\t", 42, 0), me_synthesize_1726263785_9357412, 74)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263790.2859428), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263790.2859428), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;\t\t", 42, 0)), 74]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 8, 8+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;\t\t", 42, 0), me_synthesize_1726263785_9357412, 74)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 83)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 83))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 83))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _1556352)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _1563774)
   Exit: (175) [system] peek_char((0x55798e5fad60), ;)
   Call: (175) [system] char_type(;, space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _1572112)
   Exit: (177) [system] peek_char((0x55798e5fad60), ;)
   Call: (177) [system] char_type(;, space)
   Call: (177) [system] _1574898=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _1576766, _1576768, _1576770, _1576772), read_sexpr((0x55798e5fad60), _1576784), assertz(metta_file_comment(_1576766, _1576768, _1576770, _1576784, _1576772))))
^  Call: (179) [user] read_position((0x55798e5fad60), _1576766, _1576768, _1576770, _1576772)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_1576772))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_1576772))
   Exit: (181) [system] nonvar(position(_1576772))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(3401, 84, 0, 3401)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(3401, 84, 0, 3401), _1576766)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1587024)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(3401, 84, 0, 3401), _1576766)
   Exit: (181) [system] arg(2, '$stream_position'(3401, 84, 0, 3401), 84)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(3401, 84, 0, 3401), 84)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(3401, 84, 0, 3401), _1576768)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1594458)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(3401, 84, 0, 3401), _1576768)
   Exit: (181) [system] arg(3, '$stream_position'(3401, 84, 0, 3401), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(3401, 84, 0, 3401), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(3401, 84, 0, 3401), _1576770)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1601892)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(3401, 84, 0, 3401), _1576770)
   Exit: (181) [system] arg(1, '$stream_position'(3401, 84, 0, 3401), 3401)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(3401, 84, 0, 3401), 3401)
^  Exit: (179) [user] read_position((0x55798e5fad60), 84, 0, 3401, '$stream_position'(3401, 84, 0, 3401))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _1576784)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _1576784)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1612118)
   Exit: (182) [system] peek_char((0x55798e5fad60), ;)
   Call: (182) [system] (;)=(;)
   Exit: (182) [system] (;)=(;)
^  Call: (182) [user] read_comment((0x55798e5fad60))
^  Call: (183) [user] read_position((0x55798e5fad60), _1616756, _1616758, _1616760, _1616762)
   Call: (184) [system] stream_property((0x55798e5fad60), position(_1616762))
   Call: (185) [system] nonvar((0x55798e5fad60))
   Exit: (185) [system] nonvar((0x55798e5fad60))
   Call: (185) [system] nonvar(position(_1616762))
   Exit: (185) [system] nonvar(position(_1616762))
   Exit: (184) [system] stream_property((0x55798e5fad60), position('$stream_position'(3401, 84, 0, 3401)))
   Call: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(3401, 84, 0, 3401), _1616756)
   Call: (185) [system] nonvar(line_count)
   Exit: (185) [system] nonvar(line_count)
   Call: (185) [$syspreds] stream_position_field(line_count, _1626050)
   Exit: (185) [$syspreds] stream_position_field(line_count, 2)
   Call: (185) [system] arg(2, '$stream_position'(3401, 84, 0, 3401), _1616756)
   Exit: (185) [system] arg(2, '$stream_position'(3401, 84, 0, 3401), 84)
   Exit: (184) [$syspreds] stream_position_data(line_count, '$stream_position'(3401, 84, 0, 3401), 84)
   Call: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(3401, 84, 0, 3401), _1616758)
   Call: (185) [system] nonvar(line_position)
   Exit: (185) [system] nonvar(line_position)
   Call: (185) [$syspreds] stream_position_field(line_position, _1633484)
   Exit: (185) [$syspreds] stream_position_field(line_position, 3)
   Call: (185) [system] arg(3, '$stream_position'(3401, 84, 0, 3401), _1616758)
   Exit: (185) [system] arg(3, '$stream_position'(3401, 84, 0, 3401), 0)
   Exit: (184) [$syspreds] stream_position_data(line_position, '$stream_position'(3401, 84, 0, 3401), 0)
   Call: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(3401, 84, 0, 3401), _1616760)
   Call: (185) [system] nonvar(char_count)
   Exit: (185) [system] nonvar(char_count)
   Call: (185) [$syspreds] stream_position_field(char_count, _1640918)
   Exit: (185) [$syspreds] stream_position_field(char_count, 1)
   Call: (185) [system] arg(1, '$stream_position'(3401, 84, 0, 3401), _1616760)
   Exit: (185) [system] arg(1, '$stream_position'(3401, 84, 0, 3401), 3401)
   Exit: (184) [$syspreds] stream_position_data(char_count, '$stream_position'(3401, 84, 0, 3401), 3401)
^  Exit: (183) [user] read_position((0x55798e5fad60), 84, 0, 3401, '$stream_position'(3401, 84, 0, 3401))
^  Call: (183) [user] read_until_eol((0x55798e5fad60), _1646512)
   Call: (184) [system] get_char((0x55798e5fad60), _1647442)
   Exit: (184) [system] get_char((0x55798e5fad60), ;)
   Call: (184) [system] char_type(;, end_of_line)
   Fail: (184) [system] char_type(;, end_of_line)
   Call: (184) [system] (;)=end_of_file
   Fail: (184) [system] (;)=end_of_file
^  Call: (184) [user] read_until_eol((0x55798e5fad60), _1653012)
   Call: (185) [system] get_char((0x55798e5fad60), _1653942)
   Exit: (185) [system] get_char((0x55798e5fad60), ;)
   Call: (185) [system] char_type(;, end_of_line)
   Fail: (185) [system] char_type(;, end_of_line)
   Call: (185) [system] (;)=end_of_file
   Fail: (185) [system] (;)=end_of_file
^  Call: (185) [user] read_until_eol((0x55798e5fad60), _1659512)
   Call: (186) [system] get_char((0x55798e5fad60), _1660442)
   Exit: (186) [system] get_char((0x55798e5fad60), ' ')
   Call: (186) [system] char_type(' ', end_of_line)
   Fail: (186) [system] char_type(' ', end_of_line)
   Call: (186) [system] ' '=end_of_file
   Fail: (186) [system] ' '=end_of_file
^  Call: (186) [user] read_until_eol((0x55798e5fad60), _1666012)
   Call: (187) [system] get_char((0x55798e5fad60), _1666942)
   Exit: (187) [system] get_char((0x55798e5fad60), 'Q')
   Call: (187) [system] char_type('Q', end_of_line)
   Fail: (187) [system] char_type('Q', end_of_line)
   Call: (187) [system] 'Q'=end_of_file
   Fail: (187) [system] 'Q'=end_of_file
^  Call: (187) [user] read_until_eol((0x55798e5fad60), _1672512)
   Call: (188) [system] get_char((0x55798e5fad60), _1673442)
   Exit: (188) [system] get_char((0x55798e5fad60), u)
   Call: (188) [system] char_type(u, end_of_line)
   Fail: (188) [system] char_type(u, end_of_line)
   Call: (188) [system] u=end_of_file
   Fail: (188) [system] u=end_of_file
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _1679012)
   Call: (189) [system] get_char((0x55798e5fad60), _1679942)
   Exit: (189) [system] get_char((0x55798e5fad60), i)
   Call: (189) [system] char_type(i, end_of_line)
   Fail: (189) [system] char_type(i, end_of_line)
   Call: (189) [system] i=end_of_file
   Fail: (189) [system] i=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _1685512)
   Call: (190) [system] get_char((0x55798e5fad60), _1686442)
   Exit: (190) [system] get_char((0x55798e5fad60), n)
   Call: (190) [system] char_type(n, end_of_line)
   Fail: (190) [system] char_type(n, end_of_line)
   Call: (190) [system] n=end_of_file
   Fail: (190) [system] n=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _1692012)
   Call: (191) [system] get_char((0x55798e5fad60), _1692942)
   Exit: (191) [system] get_char((0x55798e5fad60), t)
   Call: (191) [system] char_type(t, end_of_line)
   Fail: (191) [system] char_type(t, end_of_line)
   Call: (191) [system] t=end_of_file
   Fail: (191) [system] t=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _1698512)
   Call: (192) [system] get_char((0x55798e5fad60), _1699442)
   Exit: (192) [system] get_char((0x55798e5fad60), e)
   Call: (192) [system] char_type(e, end_of_line)
   Fail: (192) [system] char_type(e, end_of_line)
   Call: (192) [system] e=end_of_file
   Fail: (192) [system] e=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _1705012)
   Call: (193) [system] get_char((0x55798e5fad60), _1705942)
   Exit: (193) [system] get_char((0x55798e5fad60), n)
   Call: (193) [system] char_type(n, end_of_line)
   Fail: (193) [system] char_type(n, end_of_line)
   Call: (193) [system] n=end_of_file
   Fail: (193) [system] n=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _1711512)
   Call: (194) [system] get_char((0x55798e5fad60), _1712442)
   Exit: (194) [system] get_char((0x55798e5fad60), a)
   Call: (194) [system] char_type(a, end_of_line)
   Fail: (194) [system] char_type(a, end_of_line)
   Call: (194) [system] a=end_of_file
   Fail: (194) [system] a=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _1718012)
   Call: (195) [system] get_char((0x55798e5fad60), _1718942)
   Exit: (195) [system] get_char((0x55798e5fad60), r)
   Call: (195) [system] char_type(r, end_of_line)
   Fail: (195) [system] char_type(r, end_of_line)
   Call: (195) [system] r=end_of_file
   Fail: (195) [system] r=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _1724512)
   Call: (196) [system] get_char((0x55798e5fad60), _1725442)
   Exit: (196) [system] get_char((0x55798e5fad60), y)
   Call: (196) [system] char_type(y, end_of_line)
   Fail: (196) [system] char_type(y, end_of_line)
   Call: (196) [system] y=end_of_file
   Fail: (196) [system] y=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _1731012)
   Call: (197) [system] get_char((0x55798e5fad60), _1731942)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
   Call: (197) [system] char_type(' ', end_of_line)
   Fail: (197) [system] char_type(' ', end_of_line)
   Call: (197) [system] ' '=end_of_file
   Fail: (197) [system] ' '=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _1737512)
   Call: (198) [system] get_char((0x55798e5fad60), _1738442)
   Exit: (198) [system] get_char((0x55798e5fad60), r)
   Call: (198) [system] char_type(r, end_of_line)
   Fail: (198) [system] char_type(r, end_of_line)
   Call: (198) [system] r=end_of_file
   Fail: (198) [system] r=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _1744012)
   Call: (199) [system] get_char((0x55798e5fad60), _1744942)
   Exit: (199) [system] get_char((0x55798e5fad60), u)
   Call: (199) [system] char_type(u, end_of_line)
   Fail: (199) [system] char_type(u, end_of_line)
   Call: (199) [system] u=end_of_file
   Fail: (199) [system] u=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _1750512)
   Call: (200) [system] get_char((0x55798e5fad60), _1751442)
   Exit: (200) [system] get_char((0x55798e5fad60), l)
   Call: (200) [system] char_type(l, end_of_line)
   Fail: (200) [system] char_type(l, end_of_line)
   Call: (200) [system] l=end_of_file
   Fail: (200) [system] l=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _1757012)
   Call: (201) [system] get_char((0x55798e5fad60), _1757942)
   Exit: (201) [system] get_char((0x55798e5fad60), e)
   Call: (201) [system] char_type(e, end_of_line)
   Fail: (201) [system] char_type(e, end_of_line)
   Call: (201) [system] e=end_of_file
   Fail: (201) [system] e=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _1763512)
   Call: (202) [system] get_char((0x55798e5fad60), _1764442)
   Exit: (202) [system] get_char((0x55798e5fad60), '\n')
   Call: (202) [system] char_type('\n', end_of_line)
   Exit: (202) [system] char_type('\n', end_of_line)
   Call: (202) [system] _1763512=""
   Exit: (202) [system] ""=""
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "")
   Call: (201) [system] string_concat(e, "", _1757012)
   Exit: (201) [system] string_concat(e, "", "e")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "e")
   Call: (200) [system] string_concat(l, "e", _1750512)
   Exit: (200) [system] string_concat(l, "e", "le")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "le")
   Call: (199) [system] string_concat(u, "le", _1744012)
   Exit: (199) [system] string_concat(u, "le", "ule")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "ule")
   Call: (198) [system] string_concat(r, "ule", _1737512)
   Exit: (198) [system] string_concat(r, "ule", "rule")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "rule")
   Call: (197) [system] string_concat(' ', "rule", _1731012)
   Exit: (197) [system] string_concat(' ', "rule", " rule")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), " rule")
   Call: (196) [system] string_concat(y, " rule", _1724512)
   Exit: (196) [system] string_concat(y, " rule", "y rule")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "y rule")
   Call: (195) [system] string_concat(r, "y rule", _1718012)
   Exit: (195) [system] string_concat(r, "y rule", "ry rule")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), "ry rule")
   Call: (194) [system] string_concat(a, "ry rule", _1711512)
   Exit: (194) [system] string_concat(a, "ry rule", "ary rule")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "ary rule")
   Call: (193) [system] string_concat(n, "ary rule", _1705012)
   Exit: (193) [system] string_concat(n, "ary rule", "nary rule")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), "nary rule")
   Call: (192) [system] string_concat(e, "nary rule", _1698512)
   Exit: (192) [system] string_concat(e, "nary rule", "enary rule")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), "enary rule")
   Call: (191) [system] string_concat(t, "enary rule", _1692012)
   Exit: (191) [system] string_concat(t, "enary rule", "tenary rule")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), "tenary rule")
   Call: (190) [system] string_concat(n, "tenary rule", _1685512)
   Exit: (190) [system] string_concat(n, "tenary rule", "ntenary rule")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "ntenary rule")
   Call: (189) [system] string_concat(i, "ntenary rule", _1679012)
   Exit: (189) [system] string_concat(i, "ntenary rule", "intenary rule")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), "intenary rule")
   Call: (188) [system] string_concat(u, "intenary rule", _1672512)
   Exit: (188) [system] string_concat(u, "intenary rule", "uintenary rule")
^  Exit: (187) [user] read_until_eol((0x55798e5fad60), "uintenary rule")
   Call: (187) [system] string_concat('Q', "uintenary rule", _1666012)
   Exit: (187) [system] string_concat('Q', "uintenary rule", "Quintenary rule")
^  Exit: (186) [user] read_until_eol((0x55798e5fad60), "Quintenary rule")
   Call: (186) [system] string_concat(' ', "Quintenary rule", _1659512)
   Exit: (186) [system] string_concat(' ', "Quintenary rule", " Quintenary rule")
^  Exit: (185) [user] read_until_eol((0x55798e5fad60), " Quintenary rule")
   Call: (185) [system] string_concat(;, " Quintenary rule", _1653012)
   Exit: (185) [system] string_concat(;, " Quintenary rule", "; Quintenary rule")
^  Exit: (184) [user] read_until_eol((0x55798e5fad60), "; Quintenary rule")
   Call: (184) [system] string_concat(;, "; Quintenary rule", _1646512)
   Exit: (184) [system] string_concat(;, "; Quintenary rule", ";; Quintenary rule")
^  Exit: (183) [user] read_until_eol((0x55798e5fad60), ";; Quintenary rule")
^  Call: (183) [user] assertz(metta_file_comment(84, 0, 3401, '$COMMENT'(";; Quintenary rule", 84, 0), '$stream_position'(3401, 84, 0, 3401)))
^  Exit: (183) [user] assertz(metta_file_comment(84, 0, 3401, '$COMMENT'(";; Quintenary rule", 84, 0), '$stream_position'(3401, 84, 0, 3401)))
^  Exit: (182) [user] read_comment((0x55798e5fad60))
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1825070)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=(;)
   Fail: (183) [system] '('=(;)
^  Call: (183) [user] is_like_space('(')
   Call: (184) [system] char_type('(', 'white')
   Fail: (184) [system] char_type('(', 'white')
   Call: (184) [system] char_type('(', end_of_line)
   Fail: (184) [system] char_type('(', end_of_line)
   Call: (184) [system] char_type('(', space)
   Fail: (184) [system] char_type('(', space)
   Call: (184) [system] char_type('(', cntrl)
   Fail: (184) [system] char_type('(', cntrl)
^  Fail: (183) [user] is_like_space('(')
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _1840148)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _1576784)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1845718)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1859872)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _1865442)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1867300)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _1881454)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _1865442)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _1899096)
   Call: (185) [system] peek_char((0x55798e5fad60), _1900030)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1899096=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _1865442)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_1909340, _1909342), once(user:catch(read_from_chars([=], _1865442), _1909316, fail)), '$restore_trace'(_1909340, _1909342))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_1909340, _1909342))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _1909316, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _1916840)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1918698)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _1926436)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1929140)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1944218)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _1949788)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1951646)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _1965800)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1949788)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1971370)
   Exit: (186) [system] peek_char((0x55798e5fad60), s)
   Call: (186) [system] s=(;)
   Fail: (186) [system] s=(;)
^  Call: (186) [user] is_like_space(s)
   Call: (187) [system] char_type(s, 'white')
   Fail: (187) [system] char_type(s, 'white')
   Call: (187) [system] char_type(s, end_of_line)
   Fail: (187) [system] char_type(s, end_of_line)
   Call: (187) [system] char_type(s, space)
   Fail: (187) [system] char_type(s, space)
   Call: (187) [system] char_type(s, cntrl)
   Fail: (187) [system] char_type(s, cntrl)
^  Fail: (186) [user] is_like_space(s)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1985524)
   Exit: (185) [system] peek_char((0x55798e5fad60), s)
   Call: (185) [system] s=')'
   Fail: (185) [system] s=')'
   Call: (185) [system] s=end_of_file
   Fail: (185) [system] s=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _1991094)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1992952)
   Exit: (187) [system] peek_char((0x55798e5fad60), s)
   Call: (187) [system] s=(;)
   Fail: (187) [system] s=(;)
^  Call: (187) [user] is_like_space(s)
   Call: (188) [system] char_type(s, 'white')
   Fail: (188) [system] char_type(s, 'white')
   Call: (188) [system] char_type(s, end_of_line)
   Fail: (188) [system] char_type(s, end_of_line)
   Call: (188) [system] char_type(s, space)
   Fail: (188) [system] char_type(s, space)
   Call: (188) [system] char_type(s, cntrl)
   Fail: (188) [system] char_type(s, cntrl)
^  Fail: (187) [user] is_like_space(s)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _2007106)
   Exit: (186) [system] get_char((0x55798e5fad60), s)
   Call: (186) [system] s='('
   Fail: (186) [system] s='('
   Call: (186) [system] s='['
   Fail: (186) [system] s='['
   Call: (186) [system] s='{'
   Fail: (186) [system] s='{'
   Call: (186) [system] s='"'
   Fail: (186) [system] s='"'
   Call: (186) [system] s=!
   Fail: (186) [system] s=!
   Call: (186) [system] s='\''
   Fail: (186) [system] s='\''
   Call: (186) [system] s='`'
   Fail: (186) [system] s='`'
   Call: (186) [system] s=end_of_file
   Fail: (186) [system] s=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), s, _1991094)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _2024748)
   Call: (188) [system] peek_char((0x55798e5fad60), _2025682)
   Exit: (188) [system] peek_char((0x55798e5fad60), y)
^  Call: (188) [user] is_delimiter(y)
   Call: (189) [system] char_type(y, space)
   Fail: (189) [system] char_type(y, space)
   Call: (189) [system] arg(_2030402, v('(', ')', end_of_file), y)
   Fail: (189) [system] arg(_2031334, v('(', ')', end_of_file), y)
^  Fail: (188) [user] is_delimiter(y)
   Call: (188) [system] ')'==y
   Fail: (188) [system] ')'==y
   Call: (188) [system] get_char((0x55798e5fad60), y)
   Exit: (188) [system] get_char((0x55798e5fad60), y)
   Call: (188) [system] y=(\)
   Fail: (188) [system] y=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _2038684)
   Call: (189) [system] peek_char((0x55798e5fad60), _2039618)
   Exit: (189) [system] peek_char((0x55798e5fad60), n)
^  Call: (189) [user] is_delimiter(n)
   Call: (190) [system] char_type(n, space)
   Fail: (190) [system] char_type(n, space)
   Call: (190) [system] arg(_2044338, v('(', ')', end_of_file), n)
   Fail: (190) [system] arg(_2045270, v('(', ')', end_of_file), n)
^  Fail: (189) [user] is_delimiter(n)
   Call: (189) [system] ')'==n
   Fail: (189) [system] ')'==n
   Call: (189) [system] get_char((0x55798e5fad60), n)
   Exit: (189) [system] get_char((0x55798e5fad60), n)
   Call: (189) [system] n=(\)
   Fail: (189) [system] n=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _2052620)
   Call: (190) [system] peek_char((0x55798e5fad60), _2053554)
   Exit: (190) [system] peek_char((0x55798e5fad60), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_2058274, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_2059206, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55798e5fad60), t)
   Exit: (190) [system] get_char((0x55798e5fad60), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _2066556)
   Call: (191) [system] peek_char((0x55798e5fad60), _2067490)
   Exit: (191) [system] peek_char((0x55798e5fad60), h)
^  Call: (191) [user] is_delimiter(h)
   Call: (192) [system] char_type(h, space)
   Fail: (192) [system] char_type(h, space)
   Call: (192) [system] arg(_2072210, v('(', ')', end_of_file), h)
   Fail: (192) [system] arg(_2073142, v('(', ')', end_of_file), h)
^  Fail: (191) [user] is_delimiter(h)
   Call: (191) [system] ')'==h
   Fail: (191) [system] ')'==h
   Call: (191) [system] get_char((0x55798e5fad60), h)
   Exit: (191) [system] get_char((0x55798e5fad60), h)
   Call: (191) [system] h=(\)
   Fail: (191) [system] h=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _2080492)
   Call: (192) [system] peek_char((0x55798e5fad60), _2081426)
   Exit: (192) [system] peek_char((0x55798e5fad60), e)
^  Call: (192) [user] is_delimiter(e)
   Call: (193) [system] char_type(e, space)
   Fail: (193) [system] char_type(e, space)
   Call: (193) [system] arg(_2086146, v('(', ')', end_of_file), e)
   Fail: (193) [system] arg(_2087078, v('(', ')', end_of_file), e)
^  Fail: (192) [user] is_delimiter(e)
   Call: (192) [system] ')'==e
   Fail: (192) [system] ')'==e
   Call: (192) [system] get_char((0x55798e5fad60), e)
   Exit: (192) [system] get_char((0x55798e5fad60), e)
   Call: (192) [system] e=(\)
   Fail: (192) [system] e=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _2094428)
   Call: (193) [system] peek_char((0x55798e5fad60), _2095362)
   Exit: (193) [system] peek_char((0x55798e5fad60), s)
^  Call: (193) [user] is_delimiter(s)
   Call: (194) [system] char_type(s, space)
   Fail: (194) [system] char_type(s, space)
   Call: (194) [system] arg(_6690, v('(', ')', end_of_file), s)
   Fail: (194) [system] arg(_7622, v('(', ')', end_of_file), s)
^  Fail: (193) [user] is_delimiter(s)
   Call: (193) [system] ')'==s
   Fail: (193) [system] ')'==s
   Call: (193) [system] get_char((0x55798e5fad60), s)
   Exit: (193) [system] get_char((0x55798e5fad60), s)
   Call: (193) [system] s=(\)
   Fail: (193) [system] s=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _14972)
   Call: (194) [system] peek_char((0x55798e5fad60), _15906)
   Exit: (194) [system] peek_char((0x55798e5fad60), i)
^  Call: (194) [user] is_delimiter(i)
   Call: (195) [system] char_type(i, space)
   Fail: (195) [system] char_type(i, space)
   Call: (195) [system] arg(_20626, v('(', ')', end_of_file), i)
   Fail: (195) [system] arg(_21558, v('(', ')', end_of_file), i)
^  Fail: (194) [user] is_delimiter(i)
   Call: (194) [system] ')'==i
   Fail: (194) [system] ')'==i
   Call: (194) [system] get_char((0x55798e5fad60), i)
   Exit: (194) [system] get_char((0x55798e5fad60), i)
   Call: (194) [system] i=(\)
   Fail: (194) [system] i=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _28908)
   Call: (195) [system] peek_char((0x55798e5fad60), _29842)
   Exit: (195) [system] peek_char((0x55798e5fad60), z)
^  Call: (195) [user] is_delimiter(z)
   Call: (196) [system] char_type(z, space)
   Fail: (196) [system] char_type(z, space)
   Call: (196) [system] arg(_34562, v('(', ')', end_of_file), z)
   Fail: (196) [system] arg(_35494, v('(', ')', end_of_file), z)
^  Fail: (195) [user] is_delimiter(z)
   Call: (195) [system] ')'==z
   Fail: (195) [system] ')'==z
   Call: (195) [system] get_char((0x55798e5fad60), z)
   Exit: (195) [system] get_char((0x55798e5fad60), z)
   Call: (195) [system] z=(\)
   Fail: (195) [system] z=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _42844)
   Call: (196) [system] peek_char((0x55798e5fad60), _43778)
   Exit: (196) [system] peek_char((0x55798e5fad60), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_48498, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_49430, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55798e5fad60), e)
   Exit: (196) [system] get_char((0x55798e5fad60), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _56780)
   Call: (197) [system] peek_char((0x55798e5fad60), _57714)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _56780=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (196) [system] _42844=[e]
   Exit: (196) [system] [e]=[e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (195) [system] _28908=[z, e]
   Exit: (195) [system] [z, e]=[z, e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (194) [system] _14972=[i, z, e]
   Exit: (194) [system] [i, z, e]=[i, z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (193) [system] _3396=[s, i, z, e]
   Exit: (193) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (192) [system] _3392=[e, s, i, z, e]
   Exit: (192) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (191) [system] _3388=[h, e, s, i, z, e]
   Exit: (191) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (190) [system] _3384=[t, h, e, s, i, z, e]
   Exit: (190) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (189) [system] _3380=[n, t, h, e, s, i, z, e]
   Exit: (189) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (188) [system] _3376=[y, n, t, h, e, s, i, z, e]
   Exit: (188) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (187) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _3372)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_92170, _92172), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _3372), _92146, fail)), '$restore_trace'(_92170, _92172))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_92170, _92172))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _92146, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(synthesize)
   Exit: (188) [system] atomic(synthesize)
^  Exit: (187) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _99670)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _101528)
   Exit: (187) [system] peek_char((0x55798e5fad60), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55798e5fad60), _109266)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _111970)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _127048)
   Exit: (186) [system] peek_char((0x55798e5fad60), $)
   Call: (186) [system] ($)=')'
   Fail: (186) [system] ($)=')'
   Call: (186) [system] ($)=end_of_file
   Fail: (186) [system] ($)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _132618)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _134476)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=(;)
   Fail: (188) [system] ($)=(;)
^  Call: (188) [user] is_like_space($)
   Call: (189) [system] char_type($, 'white')
   Fail: (189) [system] char_type($, 'white')
   Call: (189) [system] char_type($, end_of_line)
   Fail: (189) [system] char_type($, end_of_line)
   Call: (189) [system] char_type($, space)
   Fail: (189) [system] char_type($, space)
   Call: (189) [system] char_type($, cntrl)
   Fail: (189) [system] char_type($, cntrl)
^  Fail: (188) [user] is_like_space($)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _148630)
   Exit: (187) [system] get_char((0x55798e5fad60), $)
   Call: (187) [system] ($)='('
   Fail: (187) [system] ($)='('
   Call: (187) [system] ($)='['
   Fail: (187) [system] ($)='['
   Call: (187) [system] ($)='{'
   Fail: (187) [system] ($)='{'
   Call: (187) [system] ($)='"'
   Fail: (187) [system] ($)='"'
   Call: (187) [system] ($)=!
   Fail: (187) [system] ($)=!
   Call: (187) [system] ($)='\''
   Fail: (187) [system] ($)='\''
   Call: (187) [system] ($)='`'
   Fail: (187) [system] ($)='`'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), $, _132618)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _166272)
   Call: (189) [system] peek_char((0x55798e5fad60), _167206)
   Exit: (189) [system] peek_char((0x55798e5fad60), q)
^  Call: (189) [user] is_delimiter(q)
   Call: (190) [system] char_type(q, space)
   Fail: (190) [system] char_type(q, space)
   Call: (190) [system] arg(_171926, v('(', ')', end_of_file), q)
   Fail: (190) [system] arg(_172858, v('(', ')', end_of_file), q)
^  Fail: (189) [user] is_delimiter(q)
   Call: (189) [system] ')'==q
   Fail: (189) [system] ')'==q
   Call: (189) [system] get_char((0x55798e5fad60), q)
   Exit: (189) [system] get_char((0x55798e5fad60), q)
   Call: (189) [system] q=(\)
   Fail: (189) [system] q=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _180208)
   Call: (190) [system] peek_char((0x55798e5fad60), _181142)
   Exit: (190) [system] peek_char((0x55798e5fad60), u)
^  Call: (190) [user] is_delimiter(u)
   Call: (191) [system] char_type(u, space)
   Fail: (191) [system] char_type(u, space)
   Call: (191) [system] arg(_185862, v('(', ')', end_of_file), u)
   Fail: (191) [system] arg(_186794, v('(', ')', end_of_file), u)
^  Fail: (190) [user] is_delimiter(u)
   Call: (190) [system] ')'==u
   Fail: (190) [system] ')'==u
   Call: (190) [system] get_char((0x55798e5fad60), u)
   Exit: (190) [system] get_char((0x55798e5fad60), u)
   Call: (190) [system] u=(\)
   Fail: (190) [system] u=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _194144)
   Call: (191) [system] peek_char((0x55798e5fad60), _195078)
   Exit: (191) [system] peek_char((0x55798e5fad60), e)
^  Call: (191) [user] is_delimiter(e)
   Call: (192) [system] char_type(e, space)
   Fail: (192) [system] char_type(e, space)
   Call: (192) [system] arg(_199798, v('(', ')', end_of_file), e)
   Fail: (192) [system] arg(_200730, v('(', ')', end_of_file), e)
^  Fail: (191) [user] is_delimiter(e)
   Call: (191) [system] ')'==e
   Fail: (191) [system] ')'==e
   Call: (191) [system] get_char((0x55798e5fad60), e)
   Exit: (191) [system] get_char((0x55798e5fad60), e)
   Call: (191) [system] e=(\)
   Fail: (191) [system] e=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _208080)
   Call: (192) [system] peek_char((0x55798e5fad60), _209014)
   Exit: (192) [system] peek_char((0x55798e5fad60), r)
^  Call: (192) [user] is_delimiter(r)
   Call: (193) [system] char_type(r, space)
   Fail: (193) [system] char_type(r, space)
   Call: (193) [system] arg(_213734, v('(', ')', end_of_file), r)
   Fail: (193) [system] arg(_214666, v('(', ')', end_of_file), r)
^  Fail: (192) [user] is_delimiter(r)
   Call: (192) [system] ')'==r
   Fail: (192) [system] ')'==r
   Call: (192) [system] get_char((0x55798e5fad60), r)
   Exit: (192) [system] get_char((0x55798e5fad60), r)
   Call: (192) [system] r=(\)
   Fail: (192) [system] r=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _222016)
   Call: (193) [system] peek_char((0x55798e5fad60), _222950)
   Exit: (193) [system] peek_char((0x55798e5fad60), y)
^  Call: (193) [user] is_delimiter(y)
   Call: (194) [system] char_type(y, space)
   Fail: (194) [system] char_type(y, space)
   Call: (194) [system] arg(_227670, v('(', ')', end_of_file), y)
   Fail: (194) [system] arg(_228602, v('(', ')', end_of_file), y)
^  Fail: (193) [user] is_delimiter(y)
   Call: (193) [system] ')'==y
   Fail: (193) [system] ')'==y
   Call: (193) [system] get_char((0x55798e5fad60), y)
   Exit: (193) [system] get_char((0x55798e5fad60), y)
   Call: (193) [system] y=(\)
   Fail: (193) [system] y=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _235952)
   Call: (194) [system] peek_char((0x55798e5fad60), _236886)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _235952=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (193) [system] _222016=[y]
   Exit: (193) [system] [y]=[y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (192) [system] _208080=[r, y]
   Exit: (192) [system] [r, y]=[r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (191) [system] _194144=[e, r, y]
   Exit: (191) [system] [e, r, y]=[e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (190) [system] _180208=[u, e, r, y]
   Exit: (190) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (189) [system] _166272=[q, u, e, r, y]
   Exit: (189) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (188) [user] classify_and_convert_charseq($, [q, u, e, r, y], _132618)
   Call: (189) [system] atom_chars(_260140, ['_', q, u, e, r, y])
   Exit: (189) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (188) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _264804)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _266662)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _274400)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _277104)
   Exit: (189) [system] peek_char((0x55798e5fad60), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _292182)
   Exit: (187) [system] peek_char((0x55798e5fad60), $)
   Call: (187) [system] ($)=')'
   Fail: (187) [system] ($)=')'
   Call: (187) [system] ($)=end_of_file
   Fail: (187) [system] ($)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _297752)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _299610)
   Exit: (189) [system] peek_char((0x55798e5fad60), $)
   Call: (189) [system] ($)=(;)
   Fail: (189) [system] ($)=(;)
^  Call: (189) [user] is_like_space($)
   Call: (190) [system] char_type($, 'white')
   Fail: (190) [system] char_type($, 'white')
   Call: (190) [system] char_type($, end_of_line)
   Fail: (190) [system] char_type($, end_of_line)
   Call: (190) [system] char_type($, space)
   Fail: (190) [system] char_type($, space)
   Call: (190) [system] char_type($, cntrl)
   Fail: (190) [system] char_type($, cntrl)
^  Fail: (189) [user] is_like_space($)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _313764)
   Exit: (188) [system] get_char((0x55798e5fad60), $)
   Call: (188) [system] ($)='('
   Fail: (188) [system] ($)='('
   Call: (188) [system] ($)='['
   Fail: (188) [system] ($)='['
   Call: (188) [system] ($)='{'
   Fail: (188) [system] ($)='{'
   Call: (188) [system] ($)='"'
   Fail: (188) [system] ($)='"'
   Call: (188) [system] ($)=!
   Fail: (188) [system] ($)=!
   Call: (188) [system] ($)='\''
   Fail: (188) [system] ($)='\''
   Call: (188) [system] ($)='`'
   Fail: (188) [system] ($)='`'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), $, _297752)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _331406)
   Call: (190) [system] peek_char((0x55798e5fad60), _332340)
   Exit: (190) [system] peek_char((0x55798e5fad60), k)
^  Call: (190) [user] is_delimiter(k)
   Call: (191) [system] char_type(k, space)
   Fail: (191) [system] char_type(k, space)
   Call: (191) [system] arg(_337060, v('(', ')', end_of_file), k)
   Fail: (191) [system] arg(_337992, v('(', ')', end_of_file), k)
^  Fail: (190) [user] is_delimiter(k)
   Call: (190) [system] ')'==k
   Fail: (190) [system] ')'==k
   Call: (190) [system] get_char((0x55798e5fad60), k)
   Exit: (190) [system] get_char((0x55798e5fad60), k)
   Call: (190) [system] k=(\)
   Fail: (190) [system] k=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _345342)
   Call: (191) [system] peek_char((0x55798e5fad60), _346276)
   Exit: (191) [system] peek_char((0x55798e5fad60), b)
^  Call: (191) [user] is_delimiter(b)
   Call: (192) [system] char_type(b, space)
   Fail: (192) [system] char_type(b, space)
   Call: (192) [system] arg(_350996, v('(', ')', end_of_file), b)
   Fail: (192) [system] arg(_351928, v('(', ')', end_of_file), b)
^  Fail: (191) [user] is_delimiter(b)
   Call: (191) [system] ')'==b
   Fail: (191) [system] ')'==b
   Call: (191) [system] get_char((0x55798e5fad60), b)
   Exit: (191) [system] get_char((0x55798e5fad60), b)
   Call: (191) [system] b=(\)
   Fail: (191) [system] b=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _359278)
   Call: (192) [system] peek_char((0x55798e5fad60), _360212)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _359278=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (191) [system] _345342=[b]
   Exit: (191) [system] [b]=[b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (190) [system] _331406=[k, b]
   Exit: (190) [system] [k, b]=[k, b]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (189) [user] classify_and_convert_charseq($, [k, b], _297752)
   Call: (190) [system] atom_chars(_375084, ['_', k, b])
   Exit: (190) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (189) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _379748)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _381606)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _389344)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _392048)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _407126)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _412696)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _414554)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _428708)
   Exit: (189) [system] get_char((0x55798e5fad60), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _412696)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _446350)
   Call: (191) [system] peek_char((0x55798e5fad60), _447284)
   Exit: (191) [system] peek_char((0x55798e5fad60), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_452004, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_452936, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55798e5fad60), r)
   Exit: (191) [system] get_char((0x55798e5fad60), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _460286)
   Call: (192) [system] peek_char((0x55798e5fad60), _461220)
   Exit: (192) [system] peek_char((0x55798e5fad60), b)
^  Call: (192) [user] is_delimiter(b)
   Call: (193) [system] char_type(b, space)
   Fail: (193) [system] char_type(b, space)
   Call: (193) [system] arg(_465940, v('(', ')', end_of_file), b)
   Fail: (193) [system] arg(_466872, v('(', ')', end_of_file), b)
^  Fail: (192) [user] is_delimiter(b)
   Call: (192) [system] ')'==b
   Fail: (192) [system] ')'==b
   Call: (192) [system] get_char((0x55798e5fad60), b)
   Exit: (192) [system] get_char((0x55798e5fad60), b)
   Call: (192) [system] b=(\)
   Fail: (192) [system] b=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _474222)
   Call: (193) [system] peek_char((0x55798e5fad60), _475156)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (193) [user] is_delimiter(' ')
   Call: (194) [system] char_type(' ', space)
   Exit: (194) [system] char_type(' ', space)
^  Exit: (193) [user] is_delimiter(' ')
   Call: (193) [system] _474222=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (192) [system] _460286=[b]
   Exit: (192) [system] [b]=[b]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (191) [system] _446350=[r, b]
   Exit: (191) [system] [r, b]=[r, b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (190) [user] classify_and_convert_charseq($, [r, b], _412696)
   Call: (191) [system] atom_chars(_490028, ['_', r, b])
   Exit: (191) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (190) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _494692)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _496550)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _504288)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _506992)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _522070)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _527640)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _529498)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _543652)
   Exit: (190) [system] get_char((0x55798e5fad60), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _527640)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _549222)
   Exit: (192) [system] peek_char((0x55798e5fad60), 'S')
   Call: (192) [system] 'S'=(;)
   Fail: (192) [system] 'S'=(;)
^  Call: (192) [user] is_like_space('S')
   Call: (193) [system] char_type('S', 'white')
   Fail: (193) [system] char_type('S', 'white')
   Call: (193) [system] char_type('S', end_of_line)
   Fail: (193) [system] char_type('S', end_of_line)
   Call: (193) [system] char_type('S', space)
   Fail: (193) [system] char_type('S', space)
   Call: (193) [system] char_type('S', cntrl)
   Fail: (193) [system] char_type('S', cntrl)
^  Fail: (192) [user] is_like_space('S')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _563376)
   Exit: (191) [system] peek_char((0x55798e5fad60), 'S')
   Call: (191) [system] 'S'=')'
   Fail: (191) [system] 'S'=')'
   Call: (191) [system] 'S'=end_of_file
   Fail: (191) [system] 'S'=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _568946)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _570804)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'S')
   Call: (193) [system] 'S'=(;)
   Fail: (193) [system] 'S'=(;)
^  Call: (193) [user] is_like_space('S')
   Call: (194) [system] char_type('S', 'white')
   Fail: (194) [system] char_type('S', 'white')
   Call: (194) [system] char_type('S', end_of_line)
   Fail: (194) [system] char_type('S', end_of_line)
   Call: (194) [system] char_type('S', space)
   Fail: (194) [system] char_type('S', space)
   Call: (194) [system] char_type('S', cntrl)
   Fail: (194) [system] char_type('S', cntrl)
^  Fail: (193) [user] is_like_space('S')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _584958)
   Exit: (192) [system] get_char((0x55798e5fad60), 'S')
   Call: (192) [system] 'S'='('
   Fail: (192) [system] 'S'='('
   Call: (192) [system] 'S'='['
   Fail: (192) [system] 'S'='['
   Call: (192) [system] 'S'='{'
   Fail: (192) [system] 'S'='{'
   Call: (192) [system] 'S'='"'
   Fail: (192) [system] 'S'='"'
   Call: (192) [system] 'S'=!
   Fail: (192) [system] 'S'=!
   Call: (192) [system] 'S'='\''
   Fail: (192) [system] 'S'='\''
   Call: (192) [system] 'S'='`'
   Fail: (192) [system] 'S'='`'
   Call: (192) [system] 'S'=end_of_file
   Fail: (192) [system] 'S'=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55798e5fad60), 'S', _568946)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _602600)
   Call: (194) [system] peek_char((0x55798e5fad60), _603534)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _602600=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (193) [user] classify_and_convert_charseq('S', [], _568946)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_612844, _612846), once(user:catch(read_from_chars(['S'], _568946), _612820, fail)), '$restore_trace'(_612844, _612846))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_612844, _612846))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _568946), _612820, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(_568946)
   Fail: (194) [system] atomic(_568946)
   Call: (194) [system] atom_chars(_568946, ['S'])
   Exit: (194) [system] atom_chars('S', ['S'])
^  Exit: (193) [user] classify_and_convert_charseq('S', [], 'S')
^  Exit: (192) [user] read_symbolic(')', (0x55798e5fad60), 'S', 'S')
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), 'S')
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _622220)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _624078)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _631816)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _634520)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _649598)
   Exit: (192) [system] peek_char((0x55798e5fad60), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _655168)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _657026)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _671180)
   Exit: (193) [system] get_char((0x55798e5fad60), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _655168)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _688822)
   Call: (195) [system] peek_char((0x55798e5fad60), _689756)
   Exit: (195) [system] peek_char((0x55798e5fad60), k)
^  Call: (195) [user] is_delimiter(k)
   Call: (196) [system] char_type(k, space)
   Fail: (196) [system] char_type(k, space)
   Call: (196) [system] arg(_694476, v('(', ')', end_of_file), k)
   Fail: (196) [system] arg(_695408, v('(', ')', end_of_file), k)
^  Fail: (195) [user] is_delimiter(k)
   Call: (195) [system] ')'==k
   Fail: (195) [system] ')'==k
   Call: (195) [system] get_char((0x55798e5fad60), k)
   Exit: (195) [system] get_char((0x55798e5fad60), k)
   Call: (195) [system] k=(\)
   Fail: (195) [system] k=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _702758)
   Call: (196) [system] peek_char((0x55798e5fad60), _703692)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_708412, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _702758=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _688822=[k]
   Exit: (195) [system] [k]=[k]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (194) [user] classify_and_convert_charseq($, [k], _655168)
   Call: (195) [system] atom_chars(_717642, ['_', k])
   Exit: (195) [system] atom_chars('_k', ['_', k])
^  Exit: (194) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _722306)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _724164)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _738318)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _742108)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _722306=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _622220=[_k]
   Exit: (192) [system] [_k]=[_k]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (191) [system] _527640=['S', _k]
   Exit: (191) [system] ['S', _k]=['S', _k]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), ['S', _k])
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), ['S', _k])
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _753196)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _755054)
   Exit: (191) [system] peek_char((0x55798e5fad60), ')')
   Call: (191) [system] ')'=(;)
   Fail: (191) [system] ')'=(;)
^  Call: (191) [user] is_like_space(')')
   Call: (192) [system] char_type(')', 'white')
   Fail: (192) [system] char_type(')', 'white')
   Call: (192) [system] char_type(')', end_of_line)
   Fail: (192) [system] char_type(')', end_of_line)
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] char_type(')', cntrl)
   Fail: (192) [system] char_type(')', cntrl)
^  Fail: (191) [user] is_like_space(')')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _769208)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=')'
   Exit: (190) [system] ')'=')'
   Call: (190) [system] get_char((0x55798e5fad60), _772998)
   Exit: (190) [system] get_char((0x55798e5fad60), ')')
   Call: (190) [system] _753196=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [])
   Call: (189) [system] _494692=[['S', _k]]
   Exit: (189) [system] [['S', _k]]=[['S', _k]]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [['S', _k]])
   Call: (188) [system] _379748=[_rb, ['S', _k]]
   Exit: (188) [system] [_rb, ['S', _k]]=[_rb, ['S', _k]]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [_rb, ['S', _k]])
   Call: (187) [system] _264804=[_kb, _rb, ['S', _k]]
   Exit: (187) [system] [_kb, _rb, ['S', _k]]=[_kb, _rb, ['S', _k]]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, ['S', _k]])
   Call: (186) [system] _99670=[_query, _kb, _rb, ['S', _k]]
   Exit: (186) [system] [_query, _kb, _rb, ['S', _k]]=[_query, _kb, _rb, ['S', _k]]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [_query, _kb, _rb, ['S', _k]])
   Call: (185) [system] _3366=[synthesize, _query, _kb, _rb, ['S', _k]]
   Exit: (185) [system] [synthesize, _query, _kb, _rb, ['S', _k]]=[synthesize, _query, _kb, _rb, ['S', _k]]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _792468)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _794326)
   Exit: (185) [system] peek_char((0x55798e5fad60), '\n')
   Call: (185) [system] '\n'=(;)
   Fail: (185) [system] '\n'=(;)
^  Call: (185) [user] is_like_space('\n')
   Call: (186) [system] char_type('\n', 'white')
   Fail: (186) [system] char_type('\n', 'white')
   Call: (186) [system] char_type('\n', end_of_line)
   Exit: (186) [system] char_type('\n', end_of_line)
^  Exit: (185) [user] is_like_space('\n')
   Call: (185) [system] get_char((0x55798e5fad60), _803920)
   Exit: (185) [system] get_char((0x55798e5fad60), '\n')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _806624)
   Exit: (186) [system] peek_char((0x55798e5fad60), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55798e5fad60), _814362)
   Exit: (186) [system] get_char((0x55798e5fad60), ' ')
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _817066)
   Exit: (187) [system] peek_char((0x55798e5fad60), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55798e5fad60), _824804)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _827508)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _835246)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _837950)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _855800)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _861370)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _863228)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _877382)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _861370)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _882952)
   Exit: (187) [system] peek_char((0x55798e5fad60), l)
   Call: (187) [system] l=(;)
   Fail: (187) [system] l=(;)
^  Call: (187) [user] is_like_space(l)
   Call: (188) [system] char_type(l, 'white')
   Fail: (188) [system] char_type(l, 'white')
   Call: (188) [system] char_type(l, end_of_line)
   Fail: (188) [system] char_type(l, end_of_line)
   Call: (188) [system] char_type(l, space)
   Fail: (188) [system] char_type(l, space)
   Call: (188) [system] char_type(l, cntrl)
   Fail: (188) [system] char_type(l, cntrl)
^  Fail: (187) [user] is_like_space(l)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _897106)
   Exit: (186) [system] peek_char((0x55798e5fad60), l)
   Call: (186) [system] l=')'
   Fail: (186) [system] l=')'
   Call: (186) [system] l=end_of_file
   Fail: (186) [system] l=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _902676)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _904534)
   Exit: (188) [system] peek_char((0x55798e5fad60), l)
   Call: (188) [system] l=(;)
   Fail: (188) [system] l=(;)
^  Call: (188) [user] is_like_space(l)
   Call: (189) [system] char_type(l, 'white')
   Fail: (189) [system] char_type(l, 'white')
   Call: (189) [system] char_type(l, end_of_line)
   Fail: (189) [system] char_type(l, end_of_line)
   Call: (189) [system] char_type(l, space)
   Fail: (189) [system] char_type(l, space)
   Call: (189) [system] char_type(l, cntrl)
   Fail: (189) [system] char_type(l, cntrl)
^  Fail: (188) [user] is_like_space(l)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _918688)
   Exit: (187) [system] get_char((0x55798e5fad60), l)
   Call: (187) [system] l='('
   Fail: (187) [system] l='('
   Call: (187) [system] l='['
   Fail: (187) [system] l='['
   Call: (187) [system] l='{'
   Fail: (187) [system] l='{'
   Call: (187) [system] l='"'
   Fail: (187) [system] l='"'
   Call: (187) [system] l=!
   Fail: (187) [system] l=!
   Call: (187) [system] l='\''
   Fail: (187) [system] l='\''
   Call: (187) [system] l='`'
   Fail: (187) [system] l='`'
   Call: (187) [system] l=end_of_file
   Fail: (187) [system] l=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), l, _902676)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _936330)
   Call: (189) [system] peek_char((0x55798e5fad60), _937264)
   Exit: (189) [system] peek_char((0x55798e5fad60), e)
^  Call: (189) [user] is_delimiter(e)
   Call: (190) [system] char_type(e, space)
   Fail: (190) [system] char_type(e, space)
   Call: (190) [system] arg(_941984, v('(', ')', end_of_file), e)
   Fail: (190) [system] arg(_942916, v('(', ')', end_of_file), e)
^  Fail: (189) [user] is_delimiter(e)
   Call: (189) [system] ')'==e
   Fail: (189) [system] ')'==e
   Call: (189) [system] get_char((0x55798e5fad60), e)
   Exit: (189) [system] get_char((0x55798e5fad60), e)
   Call: (189) [system] e=(\)
   Fail: (189) [system] e=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _950266)
   Call: (190) [system] peek_char((0x55798e5fad60), _951200)
   Exit: (190) [system] peek_char((0x55798e5fad60), t)
^  Call: (190) [user] is_delimiter(t)
   Call: (191) [system] char_type(t, space)
   Fail: (191) [system] char_type(t, space)
   Call: (191) [system] arg(_955920, v('(', ')', end_of_file), t)
   Fail: (191) [system] arg(_956852, v('(', ')', end_of_file), t)
^  Fail: (190) [user] is_delimiter(t)
   Call: (190) [system] ')'==t
   Fail: (190) [system] ')'==t
   Call: (190) [system] get_char((0x55798e5fad60), t)
   Exit: (190) [system] get_char((0x55798e5fad60), t)
   Call: (190) [system] t=(\)
   Fail: (190) [system] t=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _964202)
   Call: (191) [system] peek_char((0x55798e5fad60), _965136)
   Exit: (191) [system] peek_char((0x55798e5fad60), *)
^  Call: (191) [user] is_delimiter(*)
   Call: (192) [system] char_type(*, space)
   Fail: (192) [system] char_type(*, space)
   Call: (192) [system] arg(_969856, v('(', ')', end_of_file), *)
   Fail: (192) [system] arg(_970788, v('(', ')', end_of_file), *)
^  Fail: (191) [user] is_delimiter(*)
   Call: (191) [system] ')'==(*)
   Fail: (191) [system] ')'==(*)
   Call: (191) [system] get_char((0x55798e5fad60), *)
   Exit: (191) [system] get_char((0x55798e5fad60), *)
   Call: (191) [system] (*)=(\)
   Fail: (191) [system] (*)=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _978138)
   Call: (192) [system] peek_char((0x55798e5fad60), _979072)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _978138=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (191) [system] _964202=[*]
   Exit: (191) [system] [*]=[*]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [*])
   Call: (190) [system] _950266=[t, *]
   Exit: (190) [system] [t, *]=[t, *]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, *])
   Call: (189) [system] _936330=[e, t, *]
   Exit: (189) [system] [e, t, *]=[e, t, *]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, t, *])
^  Call: (188) [user] classify_and_convert_charseq(l, [e, t, *], _902676)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_996764, _996766), once(user:catch(read_from_chars([l, e, t, *], _902676), _996740, fail)), '$restore_trace'(_996764, _996766))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_996764, _996766))
   Call: (189) [system] atom_chars(_3436, [l, e, t, *])
   Exit: (189) [system] atom_chars('let*', [l, e, t, *])
^  Exit: (188) [user] classify_and_convert_charseq(l, [e, t, *], 'let*')
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), l, 'let*')
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), 'let*')
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _8208)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _10066)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _17804)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _20508)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _35586)
   Exit: (187) [system] peek_char((0x55798e5fad60), '(')
   Call: (187) [system] '('=')'
   Fail: (187) [system] '('=')'
   Call: (187) [system] '('=end_of_file
   Fail: (187) [system] '('=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _41156)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _43014)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _57168)
   Exit: (188) [system] get_char((0x55798e5fad60), '(')
   Call: (188) [system] '('='('
   Exit: (188) [system] '('='('
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _41156)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _62738)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _76892)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _82462)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _84320)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _98474)
   Exit: (190) [system] get_char((0x55798e5fad60), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _82462)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _104044)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _118198)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _123768)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _125626)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _139780)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _123768)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _145350)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _159504)
   Exit: (193) [system] peek_char((0x55798e5fad60), :)
   Call: (193) [system] (:)=')'
   Fail: (193) [system] (:)=')'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _165074)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _166932)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _181086)
   Exit: (194) [system] get_char((0x55798e5fad60), :)
   Call: (194) [system] (:)='('
   Fail: (194) [system] (:)='('
   Call: (194) [system] (:)='['
   Fail: (194) [system] (:)='['
   Call: (194) [system] (:)='{'
   Fail: (194) [system] (:)='{'
   Call: (194) [system] (:)='"'
   Fail: (194) [system] (:)='"'
   Call: (194) [system] (:)=!
   Fail: (194) [system] (:)=!
   Call: (194) [system] (:)='\''
   Fail: (194) [system] (:)='\''
   Call: (194) [system] (:)='`'
   Fail: (194) [system] (:)='`'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), :, _165074)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _198728)
   Call: (196) [system] peek_char((0x55798e5fad60), _199662)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _198728=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (195) [user] classify_and_convert_charseq(:, [], _165074)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_208972, _208974), once(user:catch(read_from_chars([:], _165074), _208948, fail)), '$restore_trace'(_208972, _208974))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_208972, _208974))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _208948, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(:)
   Exit: (196) [system] atomic(:)
^  Exit: (195) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _216472)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _218330)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _226068)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _228772)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _243850)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _249420)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _251278)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _265432)
   Exit: (195) [system] get_char((0x55798e5fad60), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _249420)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _283074)
   Call: (197) [system] peek_char((0x55798e5fad60), _284008)
   Exit: (197) [system] peek_char((0x55798e5fad60), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_288728, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_289660, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55798e5fad60), r)
   Exit: (197) [system] get_char((0x55798e5fad60), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _297010)
   Call: (198) [system] peek_char((0x55798e5fad60), _297944)
   Exit: (198) [system] peek_char((0x55798e5fad60), u)
^  Call: (198) [user] is_delimiter(u)
   Call: (199) [system] char_type(u, space)
   Fail: (199) [system] char_type(u, space)
   Call: (199) [system] arg(_302664, v('(', ')', end_of_file), u)
   Fail: (199) [system] arg(_303596, v('(', ')', end_of_file), u)
^  Fail: (198) [user] is_delimiter(u)
   Call: (198) [system] ')'==u
   Fail: (198) [system] ')'==u
   Call: (198) [system] get_char((0x55798e5fad60), u)
   Exit: (198) [system] get_char((0x55798e5fad60), u)
   Call: (198) [system] u=(\)
   Fail: (198) [system] u=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _310946)
   Call: (199) [system] peek_char((0x55798e5fad60), _311880)
   Exit: (199) [system] peek_char((0x55798e5fad60), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_316600, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_317532, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55798e5fad60), c)
   Exit: (199) [system] get_char((0x55798e5fad60), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _324882)
   Call: (200) [system] peek_char((0x55798e5fad60), _325816)
   Exit: (200) [system] peek_char((0x55798e5fad60), t)
^  Call: (200) [user] is_delimiter(t)
   Call: (201) [system] char_type(t, space)
   Fail: (201) [system] char_type(t, space)
   Call: (201) [system] arg(_330536, v('(', ')', end_of_file), t)
   Fail: (201) [system] arg(_331468, v('(', ')', end_of_file), t)
^  Fail: (200) [user] is_delimiter(t)
   Call: (200) [system] ')'==t
   Fail: (200) [system] ')'==t
   Call: (200) [system] get_char((0x55798e5fad60), t)
   Exit: (200) [system] get_char((0x55798e5fad60), t)
   Call: (200) [system] t=(\)
   Fail: (200) [system] t=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _338818)
   Call: (201) [system] peek_char((0x55798e5fad60), _339752)
   Exit: (201) [system] peek_char((0x55798e5fad60), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_344472, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_345404, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55798e5fad60), o)
   Exit: (201) [system] get_char((0x55798e5fad60), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _352754)
   Call: (202) [system] peek_char((0x55798e5fad60), _353688)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_358408, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_359340, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _366690)
   Call: (203) [system] peek_char((0x55798e5fad60), _367624)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _366690=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (202) [system] _352754=[r]
   Exit: (202) [system] [r]=[r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r])
   Call: (201) [system] _338818=[o, r]
   Exit: (201) [system] [o, r]=[o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, r])
   Call: (200) [system] _324882=[t, o, r]
   Exit: (200) [system] [t, o, r]=[t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, o, r])
   Call: (199) [system] _310946=[c, t, o, r]
   Exit: (199) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, o, r])
   Call: (198) [system] _297010=[u, c, t, o, r]
   Exit: (198) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, o, r])
   Call: (197) [system] _283074=[r, u, c, t, o, r]
   Exit: (197) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, u, c, t, o, r])
^  Call: (196) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _249420)
   Call: (197) [system] atom_chars(_393672, ['_', r, u, c, t, o, r])
   Exit: (197) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (196) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _ructor)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _ructor)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), _ructor)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _398336)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _400194)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _407932)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _410636)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _425714)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _431284)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _433142)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _447296)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _431284)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _452866)
   Exit: (198) [system] peek_char((0x55798e5fad60), -)
   Call: (198) [system] (-)=(;)
   Fail: (198) [system] (-)=(;)
^  Call: (198) [user] is_like_space(-)
   Call: (199) [system] char_type(-, 'white')
   Fail: (199) [system] char_type(-, 'white')
   Call: (199) [system] char_type(-, end_of_line)
   Fail: (199) [system] char_type(-, end_of_line)
   Call: (199) [system] char_type(-, space)
   Fail: (199) [system] char_type(-, space)
   Call: (199) [system] char_type(-, cntrl)
   Fail: (199) [system] char_type(-, cntrl)
^  Fail: (198) [user] is_like_space(-)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _467020)
   Exit: (197) [system] peek_char((0x55798e5fad60), -)
   Call: (197) [system] (-)=')'
   Fail: (197) [system] (-)=')'
   Call: (197) [system] (-)=end_of_file
   Fail: (197) [system] (-)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _472590)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _474448)
   Exit: (199) [system] peek_char((0x55798e5fad60), -)
   Call: (199) [system] (-)=(;)
   Fail: (199) [system] (-)=(;)
^  Call: (199) [user] is_like_space(-)
   Call: (200) [system] char_type(-, 'white')
   Fail: (200) [system] char_type(-, 'white')
   Call: (200) [system] char_type(-, end_of_line)
   Fail: (200) [system] char_type(-, end_of_line)
   Call: (200) [system] char_type(-, space)
   Fail: (200) [system] char_type(-, space)
   Call: (200) [system] char_type(-, cntrl)
   Fail: (200) [system] char_type(-, cntrl)
^  Fail: (199) [user] is_like_space(-)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _488602)
   Exit: (198) [system] get_char((0x55798e5fad60), -)
   Call: (198) [system] (-)='('
   Fail: (198) [system] (-)='('
   Call: (198) [system] (-)='['
   Fail: (198) [system] (-)='['
   Call: (198) [system] (-)='{'
   Fail: (198) [system] (-)='{'
   Call: (198) [system] (-)='"'
   Fail: (198) [system] (-)='"'
   Call: (198) [system] (-)=!
   Fail: (198) [system] (-)=!
   Call: (198) [system] (-)='\''
   Fail: (198) [system] (-)='\''
   Call: (198) [system] (-)='`'
   Fail: (198) [system] (-)='`'
   Call: (198) [system] (-)=end_of_file
   Fail: (198) [system] (-)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), -, _472590)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _506244)
   Call: (200) [system] peek_char((0x55798e5fad60), _507178)
   Exit: (200) [system] peek_char((0x55798e5fad60), >)
^  Call: (200) [user] is_delimiter(>)
   Call: (201) [system] char_type(>, space)
   Fail: (201) [system] char_type(>, space)
   Call: (201) [system] arg(_511898, v('(', ')', end_of_file), >)
   Fail: (201) [system] arg(_512830, v('(', ')', end_of_file), >)
^  Fail: (200) [user] is_delimiter(>)
   Call: (200) [system] ')'==(>)
   Fail: (200) [system] ')'==(>)
   Call: (200) [system] get_char((0x55798e5fad60), >)
   Exit: (200) [system] get_char((0x55798e5fad60), >)
   Call: (200) [system] (>)=(\)
   Fail: (200) [system] (>)=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _520180)
   Call: (201) [system] peek_char((0x55798e5fad60), _521114)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _520180=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _506244=[>]
   Exit: (200) [system] [>]=[>]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (199) [user] classify_and_convert_charseq(-, [>], _472590)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_533218, _533220), once(user:catch(read_from_chars([-, >], _472590), _533194, fail)), '$restore_trace'(_533218, _533220))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_533218, _533220))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _533194, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(->)
   Exit: (200) [system] atomic(->)
^  Exit: (199) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _540718)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _542576)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _550314)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _553018)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _568096)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _573666)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _575524)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _589678)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _573666)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _607320)
   Call: (201) [system] peek_char((0x55798e5fad60), _608254)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_612974, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_613906, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _621256)
   Call: (202) [system] peek_char((0x55798e5fad60), _622190)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_626910, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_627842, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _635192)
   Call: (203) [system] peek_char((0x55798e5fad60), _636126)
   Exit: (203) [system] peek_char((0x55798e5fad60), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_640846, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_641778, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55798e5fad60), e)
   Exit: (203) [system] get_char((0x55798e5fad60), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _649128)
   Call: (204) [system] peek_char((0x55798e5fad60), _650062)
   Exit: (204) [system] peek_char((0x55798e5fad60), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_654782, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_655714, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55798e5fad60), m)
   Exit: (204) [system] get_char((0x55798e5fad60), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _663064)
   Call: (205) [system] peek_char((0x55798e5fad60), _663998)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_668718, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_669650, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _677000)
   Call: (206) [system] peek_char((0x55798e5fad60), _677934)
   Exit: (206) [system] peek_char((0x55798e5fad60), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_682654, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_683586, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55798e5fad60), s)
   Exit: (206) [system] get_char((0x55798e5fad60), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _690936)
   Call: (207) [system] peek_char((0x55798e5fad60), _691870)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_696590, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_697522, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _704872)
   Call: (208) [system] peek_char((0x55798e5fad60), _705806)
   Exit: (208) [system] peek_char((0x55798e5fad60), '1')
^  Call: (208) [user] is_delimiter('1')
   Call: (209) [system] char_type('1', space)
   Fail: (209) [system] char_type('1', space)
   Call: (209) [system] arg(_710526, v('(', ')', end_of_file), '1')
   Fail: (209) [system] arg(_711458, v('(', ')', end_of_file), '1')
^  Fail: (208) [user] is_delimiter('1')
   Call: (208) [system] ')'=='1'
   Fail: (208) [system] ')'=='1'
   Call: (208) [system] get_char((0x55798e5fad60), '1')
   Exit: (208) [system] get_char((0x55798e5fad60), '1')
   Call: (208) [system] '1'=(\)
   Fail: (208) [system] '1'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _718808)
   Call: (209) [system] peek_char((0x55798e5fad60), _719742)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _718808=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _704872=['1']
   Exit: (208) [system] ['1']=['1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (207) [system] _690936=[e, '1']
   Exit: (207) [system] [e, '1']=[e, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '1'])
   Call: (206) [system] _677000=[s, e, '1']
   Exit: (206) [system] [s, e, '1']=[s, e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '1'])
   Call: (205) [system] _663064=[i, s, e, '1']
   Exit: (205) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '1'])
   Call: (204) [system] _649128=[m, i, s, e, '1']
   Exit: (204) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '1'])
   Call: (203) [system] _635192=[e, m, i, s, e, '1']
   Exit: (203) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '1'])
   Call: (202) [system] _621256=[r, e, m, i, s, e, '1']
   Exit: (202) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '1'])
   Call: (201) [system] _607320=[p, r, e, m, i, s, e, '1']
   Exit: (201) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '1'])
^  Call: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _573666)
   Call: (201) [system] atom_chars(_751378, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (201) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _premise1)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _premise1)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _756042)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _757900)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _765638)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _768342)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _783420)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _788990)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _790848)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _805002)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _788990)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _822644)
   Call: (202) [system] peek_char((0x55798e5fad60), _823578)
   Exit: (202) [system] peek_char((0x55798e5fad60), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_828298, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_829230, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55798e5fad60), p)
   Exit: (202) [system] get_char((0x55798e5fad60), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _836580)
   Call: (203) [system] peek_char((0x55798e5fad60), _837514)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_842234, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_843166, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _850516)
   Call: (204) [system] peek_char((0x55798e5fad60), _851450)
   Exit: (204) [system] peek_char((0x55798e5fad60), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_856170, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_857102, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55798e5fad60), e)
   Exit: (204) [system] get_char((0x55798e5fad60), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _864452)
   Call: (205) [system] peek_char((0x55798e5fad60), _865386)
   Exit: (205) [system] peek_char((0x55798e5fad60), m)
^  Call: (205) [user] is_delimiter(m)
   Call: (206) [system] char_type(m, space)
   Fail: (206) [system] char_type(m, space)
   Call: (206) [system] arg(_870106, v('(', ')', end_of_file), m)
   Fail: (206) [system] arg(_871038, v('(', ')', end_of_file), m)
^  Fail: (205) [user] is_delimiter(m)
   Call: (205) [system] ')'==m
   Fail: (205) [system] ')'==m
   Call: (205) [system] get_char((0x55798e5fad60), m)
   Exit: (205) [system] get_char((0x55798e5fad60), m)
   Call: (205) [system] m=(\)
   Fail: (205) [system] m=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _878388)
   Call: (206) [system] peek_char((0x55798e5fad60), _879322)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_884042, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_884974, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _892324)
   Call: (207) [system] peek_char((0x55798e5fad60), _893258)
   Exit: (207) [system] peek_char((0x55798e5fad60), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_897978, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_898910, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55798e5fad60), s)
   Exit: (207) [system] get_char((0x55798e5fad60), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _906260)
   Call: (208) [system] peek_char((0x55798e5fad60), _907194)
   Exit: (208) [system] peek_char((0x55798e5fad60), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_911914, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_912846, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55798e5fad60), e)
   Exit: (208) [system] get_char((0x55798e5fad60), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _920196)
   Call: (209) [system] peek_char((0x55798e5fad60), _921130)
   Exit: (209) [system] peek_char((0x55798e5fad60), '2')
^  Call: (209) [user] is_delimiter('2')
   Call: (210) [system] char_type('2', space)
   Fail: (210) [system] char_type('2', space)
   Call: (210) [system] arg(_925850, v('(', ')', end_of_file), '2')
   Fail: (210) [system] arg(_926782, v('(', ')', end_of_file), '2')
^  Fail: (209) [user] is_delimiter('2')
   Call: (209) [system] ')'=='2'
   Fail: (209) [system] ')'=='2'
   Call: (209) [system] get_char((0x55798e5fad60), '2')
   Exit: (209) [system] get_char((0x55798e5fad60), '2')
   Call: (209) [system] '2'=(\)
   Fail: (209) [system] '2'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _934132)
   Call: (210) [system] peek_char((0x55798e5fad60), _935066)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _934132=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _920196=['2']
   Exit: (209) [system] ['2']=['2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (208) [system] _906260=[e, '2']
   Exit: (208) [system] [e, '2']=[e, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '2'])
   Call: (207) [system] _892324=[s, e, '2']
   Exit: (207) [system] [s, e, '2']=[s, e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '2'])
   Call: (206) [system] _878388=[i, s, e, '2']
   Exit: (206) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '2'])
   Call: (205) [system] _864452=[m, i, s, e, '2']
   Exit: (205) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '2'])
   Call: (204) [system] _850516=[e, m, i, s, e, '2']
   Exit: (204) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '2'])
   Call: (203) [system] _836580=[r, e, m, i, s, e, '2']
   Exit: (203) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '2'])
   Call: (202) [system] _822644=[p, r, e, m, i, s, e, '2']
   Exit: (202) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '2'])
^  Call: (201) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _788990)
   Call: (202) [system] atom_chars(_966702, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (202) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (201) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _premise2)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _premise2)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _971366)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _973224)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _980962)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _983666)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _998744)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1004314)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1006172)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1020326)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _1004314)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1037968)
   Call: (203) [system] peek_char((0x55798e5fad60), _1038902)
   Exit: (203) [system] peek_char((0x55798e5fad60), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_1043622, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_1044554, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55798e5fad60), p)
   Exit: (203) [system] get_char((0x55798e5fad60), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1051904)
   Call: (204) [system] peek_char((0x55798e5fad60), _1052838)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1057558, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1058490, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1065840)
   Call: (205) [system] peek_char((0x55798e5fad60), _1066774)
   Exit: (205) [system] peek_char((0x55798e5fad60), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_1071494, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_1072426, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55798e5fad60), e)
   Exit: (205) [system] get_char((0x55798e5fad60), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1079776)
   Call: (206) [system] peek_char((0x55798e5fad60), _1080710)
   Exit: (206) [system] peek_char((0x55798e5fad60), m)
^  Call: (206) [user] is_delimiter(m)
   Call: (207) [system] char_type(m, space)
   Fail: (207) [system] char_type(m, space)
   Call: (207) [system] arg(_1085430, v('(', ')', end_of_file), m)
   Fail: (207) [system] arg(_1086362, v('(', ')', end_of_file), m)
^  Fail: (206) [user] is_delimiter(m)
   Call: (206) [system] ')'==m
   Fail: (206) [system] ')'==m
   Call: (206) [system] get_char((0x55798e5fad60), m)
   Exit: (206) [system] get_char((0x55798e5fad60), m)
   Call: (206) [system] m=(\)
   Fail: (206) [system] m=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1093712)
   Call: (207) [system] peek_char((0x55798e5fad60), _1094646)
   Exit: (207) [system] peek_char((0x55798e5fad60), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1099366, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1100298, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55798e5fad60), i)
   Exit: (207) [system] get_char((0x55798e5fad60), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1107648)
   Call: (208) [system] peek_char((0x55798e5fad60), _1108582)
   Exit: (208) [system] peek_char((0x55798e5fad60), s)
^  Call: (208) [user] is_delimiter(s)
   Call: (209) [system] char_type(s, space)
   Fail: (209) [system] char_type(s, space)
   Call: (209) [system] arg(_1113302, v('(', ')', end_of_file), s)
   Fail: (209) [system] arg(_1114234, v('(', ')', end_of_file), s)
^  Fail: (208) [user] is_delimiter(s)
   Call: (208) [system] ')'==s
   Fail: (208) [system] ')'==s
   Call: (208) [system] get_char((0x55798e5fad60), s)
   Exit: (208) [system] get_char((0x55798e5fad60), s)
   Call: (208) [system] s=(\)
   Fail: (208) [system] s=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1121584)
   Call: (209) [system] peek_char((0x55798e5fad60), _1122518)
   Exit: (209) [system] peek_char((0x55798e5fad60), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_1127238, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_1128170, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55798e5fad60), e)
   Exit: (209) [system] get_char((0x55798e5fad60), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1135520)
   Call: (210) [system] peek_char((0x55798e5fad60), _1136454)
   Exit: (210) [system] peek_char((0x55798e5fad60), '3')
^  Call: (210) [user] is_delimiter('3')
   Call: (211) [system] char_type('3', space)
   Fail: (211) [system] char_type('3', space)
   Call: (211) [system] arg(_1141174, v('(', ')', end_of_file), '3')
   Fail: (211) [system] arg(_1142106, v('(', ')', end_of_file), '3')
^  Fail: (210) [user] is_delimiter('3')
   Call: (210) [system] ')'=='3'
   Fail: (210) [system] ')'=='3'
   Call: (210) [system] get_char((0x55798e5fad60), '3')
   Exit: (210) [system] get_char((0x55798e5fad60), '3')
   Call: (210) [system] '3'=(\)
   Fail: (210) [system] '3'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1149456)
   Call: (211) [system] peek_char((0x55798e5fad60), _1150390)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1149456=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _1135520=['3']
   Exit: (210) [system] ['3']=['3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (209) [system] _1121584=[e, '3']
   Exit: (209) [system] [e, '3']=[e, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '3'])
   Call: (208) [system] _1107648=[s, e, '3']
   Exit: (208) [system] [s, e, '3']=[s, e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '3'])
   Call: (207) [system] _1093712=[i, s, e, '3']
   Exit: (207) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '3'])
   Call: (206) [system] _1079776=[m, i, s, e, '3']
   Exit: (206) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '3'])
   Call: (205) [system] _1065840=[e, m, i, s, e, '3']
   Exit: (205) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '3'])
   Call: (204) [system] _1051904=[r, e, m, i, s, e, '3']
   Exit: (204) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '3'])
   Call: (203) [system] _1037968=[p, r, e, m, i, s, e, '3']
   Exit: (203) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '3'])
^  Call: (202) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _1004314)
   Call: (203) [system] atom_chars(_1182026, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (203) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (202) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _premise3)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _premise3)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1186690)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1188548)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1196286)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1198990)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1214068)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1219638)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1221496)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1235650)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _1219638)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1253292)
   Call: (204) [system] peek_char((0x55798e5fad60), _1254226)
   Exit: (204) [system] peek_char((0x55798e5fad60), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_1258946, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_1259878, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55798e5fad60), p)
   Exit: (204) [system] get_char((0x55798e5fad60), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1267228)
   Call: (205) [system] peek_char((0x55798e5fad60), _1268162)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1272882, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1273814, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1281164)
   Call: (206) [system] peek_char((0x55798e5fad60), _1282098)
   Exit: (206) [system] peek_char((0x55798e5fad60), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_1286818, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_1287750, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55798e5fad60), e)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1295100)
   Call: (207) [system] peek_char((0x55798e5fad60), _1296034)
   Exit: (207) [system] peek_char((0x55798e5fad60), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_1300754, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_1301686, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55798e5fad60), m)
   Exit: (207) [system] get_char((0x55798e5fad60), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1309036)
   Call: (208) [system] peek_char((0x55798e5fad60), _1309970)
   Exit: (208) [system] peek_char((0x55798e5fad60), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1314690, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1315622, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55798e5fad60), i)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1322972)
   Call: (209) [system] peek_char((0x55798e5fad60), _1323906)
   Exit: (209) [system] peek_char((0x55798e5fad60), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_1328626, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_1329558, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55798e5fad60), s)
   Exit: (209) [system] get_char((0x55798e5fad60), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1336908)
   Call: (210) [system] peek_char((0x55798e5fad60), _1337842)
   Exit: (210) [system] peek_char((0x55798e5fad60), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_1342562, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_1343494, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55798e5fad60), e)
   Exit: (210) [system] get_char((0x55798e5fad60), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1350844)
   Call: (211) [system] peek_char((0x55798e5fad60), _1351778)
   Exit: (211) [system] peek_char((0x55798e5fad60), '4')
^  Call: (211) [user] is_delimiter('4')
   Call: (212) [system] char_type('4', space)
   Fail: (212) [system] char_type('4', space)
   Call: (212) [system] arg(_1356498, v('(', ')', end_of_file), '4')
   Fail: (212) [system] arg(_1357430, v('(', ')', end_of_file), '4')
^  Fail: (211) [user] is_delimiter('4')
   Call: (211) [system] ')'=='4'
   Fail: (211) [system] ')'=='4'
   Call: (211) [system] get_char((0x55798e5fad60), '4')
   Exit: (211) [system] get_char((0x55798e5fad60), '4')
   Call: (211) [system] '4'=(\)
   Fail: (211) [system] '4'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1364780)
   Call: (212) [system] peek_char((0x55798e5fad60), _1365714)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _1364780=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _1350844=['4']
   Exit: (211) [system] ['4']=['4']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), ['4'])
   Call: (210) [system] _1336908=[e, '4']
   Exit: (210) [system] [e, '4']=[e, '4']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '4'])
   Call: (209) [system] _1322972=[s, e, '4']
   Exit: (209) [system] [s, e, '4']=[s, e, '4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '4'])
   Call: (208) [system] _1309036=[i, s, e, '4']
   Exit: (208) [system] [i, s, e, '4']=[i, s, e, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '4'])
   Call: (207) [system] _1295100=[m, i, s, e, '4']
   Exit: (207) [system] [m, i, s, e, '4']=[m, i, s, e, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '4'])
   Call: (206) [system] _1281164=[e, m, i, s, e, '4']
   Exit: (206) [system] [e, m, i, s, e, '4']=[e, m, i, s, e, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '4'])
   Call: (205) [system] _1267228=[r, e, m, i, s, e, '4']
   Exit: (205) [system] [r, e, m, i, s, e, '4']=[r, e, m, i, s, e, '4']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '4'])
   Call: (204) [system] _1253292=[p, r, e, m, i, s, e, '4']
   Exit: (204) [system] [p, r, e, m, i, s, e, '4']=[p, r, e, m, i, s, e, '4']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '4'])
^  Call: (203) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '4'], _1219638)
   Call: (204) [system] atom_chars(_1397350, ['_', p, r, e, m, i, s, e, '4'])
   Exit: (204) [system] atom_chars('_premise4', ['_', p, r, e, m, i, s, e, '4'])
^  Exit: (203) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '4'], _premise4)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _premise4)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _premise4)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1402014)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1403872)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1411610)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1414314)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1429392)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1434962)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1436820)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _1450974)
   Exit: (203) [system] get_char((0x55798e5fad60), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _1434962)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1468616)
   Call: (205) [system] peek_char((0x55798e5fad60), _1469550)
   Exit: (205) [system] peek_char((0x55798e5fad60), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_1474270, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_1475202, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55798e5fad60), p)
   Exit: (205) [system] get_char((0x55798e5fad60), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1482552)
   Call: (206) [system] peek_char((0x55798e5fad60), _1483486)
   Exit: (206) [system] peek_char((0x55798e5fad60), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_1488206, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_1489138, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55798e5fad60), r)
   Exit: (206) [system] get_char((0x55798e5fad60), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1496488)
   Call: (207) [system] peek_char((0x55798e5fad60), _1497422)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_1502142, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_1503074, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1510424)
   Call: (208) [system] peek_char((0x55798e5fad60), _1511358)
   Exit: (208) [system] peek_char((0x55798e5fad60), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_1516078, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_1517010, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55798e5fad60), m)
   Exit: (208) [system] get_char((0x55798e5fad60), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1524360)
   Call: (209) [system] peek_char((0x55798e5fad60), _1525294)
   Exit: (209) [system] peek_char((0x55798e5fad60), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_1530014, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_1530946, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55798e5fad60), i)
   Exit: (209) [system] get_char((0x55798e5fad60), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1538296)
   Call: (210) [system] peek_char((0x55798e5fad60), _1539230)
   Exit: (210) [system] peek_char((0x55798e5fad60), s)
^  Call: (210) [user] is_delimiter(s)
   Call: (211) [system] char_type(s, space)
   Fail: (211) [system] char_type(s, space)
   Call: (211) [system] arg(_1543950, v('(', ')', end_of_file), s)
   Fail: (211) [system] arg(_1544882, v('(', ')', end_of_file), s)
^  Fail: (210) [user] is_delimiter(s)
   Call: (210) [system] ')'==s
   Fail: (210) [system] ')'==s
   Call: (210) [system] get_char((0x55798e5fad60), s)
   Exit: (210) [system] get_char((0x55798e5fad60), s)
   Call: (210) [system] s=(\)
   Fail: (210) [system] s=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1552232)
   Call: (211) [system] peek_char((0x55798e5fad60), _1553166)
   Exit: (211) [system] peek_char((0x55798e5fad60), e)
^  Call: (211) [user] is_delimiter(e)
   Call: (212) [system] char_type(e, space)
   Fail: (212) [system] char_type(e, space)
   Call: (212) [system] arg(_1557886, v('(', ')', end_of_file), e)
   Fail: (212) [system] arg(_1558818, v('(', ')', end_of_file), e)
^  Fail: (211) [user] is_delimiter(e)
   Call: (211) [system] ')'==e
   Fail: (211) [system] ')'==e
   Call: (211) [system] get_char((0x55798e5fad60), e)
   Exit: (211) [system] get_char((0x55798e5fad60), e)
   Call: (211) [system] e=(\)
   Fail: (211) [system] e=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1566168)
   Call: (212) [system] peek_char((0x55798e5fad60), _1567102)
   Exit: (212) [system] peek_char((0x55798e5fad60), '5')
^  Call: (212) [user] is_delimiter('5')
   Call: (213) [system] char_type('5', space)
   Fail: (213) [system] char_type('5', space)
   Call: (213) [system] arg(_1571822, v('(', ')', end_of_file), '5')
   Fail: (213) [system] arg(_1572754, v('(', ')', end_of_file), '5')
^  Fail: (212) [user] is_delimiter('5')
   Call: (212) [system] ')'=='5'
   Fail: (212) [system] ')'=='5'
   Call: (212) [system] get_char((0x55798e5fad60), '5')
   Exit: (212) [system] get_char((0x55798e5fad60), '5')
   Call: (212) [system] '5'=(\)
   Fail: (212) [system] '5'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1580104)
   Call: (213) [system] peek_char((0x55798e5fad60), _1581038)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _1580104=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (212) [system] _1566168=['5']
   Exit: (212) [system] ['5']=['5']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), ['5'])
   Call: (211) [system] _1552232=[e, '5']
   Exit: (211) [system] [e, '5']=[e, '5']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '5'])
   Call: (210) [system] _1538296=[s, e, '5']
   Exit: (210) [system] [s, e, '5']=[s, e, '5']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '5'])
   Call: (209) [system] _1524360=[i, s, e, '5']
   Exit: (209) [system] [i, s, e, '5']=[i, s, e, '5']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '5'])
   Call: (208) [system] _1510424=[m, i, s, e, '5']
   Exit: (208) [system] [m, i, s, e, '5']=[m, i, s, e, '5']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '5'])
   Call: (207) [system] _1496488=[e, m, i, s, e, '5']
   Exit: (207) [system] [e, m, i, s, e, '5']=[e, m, i, s, e, '5']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '5'])
   Call: (206) [system] _1482552=[r, e, m, i, s, e, '5']
   Exit: (206) [system] [r, e, m, i, s, e, '5']=[r, e, m, i, s, e, '5']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '5'])
   Call: (205) [system] _1468616=[p, r, e, m, i, s, e, '5']
   Exit: (205) [system] [p, r, e, m, i, s, e, '5']=[p, r, e, m, i, s, e, '5']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '5'])
^  Call: (204) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '5'], _1434962)
   Call: (205) [system] atom_chars(_1612674, ['_', p, r, e, m, i, s, e, '5'])
   Exit: (205) [system] atom_chars('_premise5', ['_', p, r, e, m, i, s, e, '5'])
^  Exit: (204) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '5'], _premise5)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _premise5)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), _premise5)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _1617338)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1619196)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _1626934)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1629638)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1644716)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _1650286)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1652144)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _1666298)
   Exit: (204) [system] get_char((0x55798e5fad60), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _1650286)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1683940)
   Call: (206) [system] peek_char((0x55798e5fad60), _1684874)
   Exit: (206) [system] peek_char((0x55798e5fad60), c)
^  Call: (206) [user] is_delimiter(c)
   Call: (207) [system] char_type(c, space)
   Fail: (207) [system] char_type(c, space)
   Call: (207) [system] arg(_1689594, v('(', ')', end_of_file), c)
   Fail: (207) [system] arg(_1690526, v('(', ')', end_of_file), c)
^  Fail: (206) [user] is_delimiter(c)
   Call: (206) [system] ')'==c
   Fail: (206) [system] ')'==c
   Call: (206) [system] get_char((0x55798e5fad60), c)
   Exit: (206) [system] get_char((0x55798e5fad60), c)
   Call: (206) [system] c=(\)
   Fail: (206) [system] c=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1697876)
   Call: (207) [system] peek_char((0x55798e5fad60), _1698810)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1703530, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1704462, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1711812)
   Call: (208) [system] peek_char((0x55798e5fad60), _1712746)
   Exit: (208) [system] peek_char((0x55798e5fad60), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1717466, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1718398, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55798e5fad60), n)
   Exit: (208) [system] get_char((0x55798e5fad60), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1725748)
   Call: (209) [system] peek_char((0x55798e5fad60), _1726682)
   Exit: (209) [system] peek_char((0x55798e5fad60), c)
^  Call: (209) [user] is_delimiter(c)
   Call: (210) [system] char_type(c, space)
   Fail: (210) [system] char_type(c, space)
   Call: (210) [system] arg(_1731402, v('(', ')', end_of_file), c)
   Fail: (210) [system] arg(_1732334, v('(', ')', end_of_file), c)
^  Fail: (209) [user] is_delimiter(c)
   Call: (209) [system] ')'==c
   Fail: (209) [system] ')'==c
   Call: (209) [system] get_char((0x55798e5fad60), c)
   Exit: (209) [system] get_char((0x55798e5fad60), c)
   Call: (209) [system] c=(\)
   Fail: (209) [system] c=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1739684)
   Call: (210) [system] peek_char((0x55798e5fad60), _1740618)
   Exit: (210) [system] peek_char((0x55798e5fad60), l)
^  Call: (210) [user] is_delimiter(l)
   Call: (211) [system] char_type(l, space)
   Fail: (211) [system] char_type(l, space)
   Call: (211) [system] arg(_1745338, v('(', ')', end_of_file), l)
   Fail: (211) [system] arg(_1746270, v('(', ')', end_of_file), l)
^  Fail: (210) [user] is_delimiter(l)
   Call: (210) [system] ')'==l
   Fail: (210) [system] ')'==l
   Call: (210) [system] get_char((0x55798e5fad60), l)
   Exit: (210) [system] get_char((0x55798e5fad60), l)
   Call: (210) [system] l=(\)
   Fail: (210) [system] l=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1753620)
   Call: (211) [system] peek_char((0x55798e5fad60), _1754554)
   Exit: (211) [system] peek_char((0x55798e5fad60), u)
^  Call: (211) [user] is_delimiter(u)
   Call: (212) [system] char_type(u, space)
   Fail: (212) [system] char_type(u, space)
   Call: (212) [system] arg(_1759274, v('(', ')', end_of_file), u)
   Fail: (212) [system] arg(_1760206, v('(', ')', end_of_file), u)
^  Fail: (211) [user] is_delimiter(u)
   Call: (211) [system] ')'==u
   Fail: (211) [system] ')'==u
   Call: (211) [system] get_char((0x55798e5fad60), u)
   Exit: (211) [system] get_char((0x55798e5fad60), u)
   Call: (211) [system] u=(\)
   Fail: (211) [system] u=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1767556)
   Call: (212) [system] peek_char((0x55798e5fad60), _1768490)
   Exit: (212) [system] peek_char((0x55798e5fad60), s)
^  Call: (212) [user] is_delimiter(s)
   Call: (213) [system] char_type(s, space)
   Fail: (213) [system] char_type(s, space)
   Call: (213) [system] arg(_1773210, v('(', ')', end_of_file), s)
   Fail: (213) [system] arg(_1774142, v('(', ')', end_of_file), s)
^  Fail: (212) [user] is_delimiter(s)
   Call: (212) [system] ')'==s
   Fail: (212) [system] ')'==s
   Call: (212) [system] get_char((0x55798e5fad60), s)
   Exit: (212) [system] get_char((0x55798e5fad60), s)
   Call: (212) [system] s=(\)
   Fail: (212) [system] s=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1781492)
   Call: (213) [system] peek_char((0x55798e5fad60), _1782426)
   Exit: (213) [system] peek_char((0x55798e5fad60), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_1787146, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_1788078, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55798e5fad60), i)
   Exit: (213) [system] get_char((0x55798e5fad60), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1795428)
   Call: (214) [system] peek_char((0x55798e5fad60), _1796362)
   Exit: (214) [system] peek_char((0x55798e5fad60), o)
^  Call: (214) [user] is_delimiter(o)
   Call: (215) [system] char_type(o, space)
   Fail: (215) [system] char_type(o, space)
   Call: (215) [system] arg(_1801082, v('(', ')', end_of_file), o)
   Fail: (215) [system] arg(_1802014, v('(', ')', end_of_file), o)
^  Fail: (214) [user] is_delimiter(o)
   Call: (214) [system] ')'==o
   Fail: (214) [system] ')'==o
   Call: (214) [system] get_char((0x55798e5fad60), o)
   Exit: (214) [system] get_char((0x55798e5fad60), o)
   Call: (214) [system] o=(\)
   Fail: (214) [system] o=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1809364)
   Call: (215) [system] peek_char((0x55798e5fad60), _1810298)
   Exit: (215) [system] peek_char((0x55798e5fad60), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1815018, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1815950, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55798e5fad60), n)
   Exit: (215) [system] get_char((0x55798e5fad60), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1823300)
   Call: (216) [system] peek_char((0x55798e5fad60), _1824234)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_1828954, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _1823300=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (215) [system] _1809364=[n]
   Exit: (215) [system] [n]=[n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (214) [system] _1795428=[o, n]
   Exit: (214) [system] [o, n]=[o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (213) [system] _1781492=[i, o, n]
   Exit: (213) [system] [i, o, n]=[i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (212) [system] _1767556=[s, i, o, n]
   Exit: (212) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, o, n])
   Call: (211) [system] _1753620=[u, s, i, o, n]
   Exit: (211) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, s, i, o, n])
   Call: (210) [system] _1739684=[l, u, s, i, o, n]
   Exit: (210) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, u, s, i, o, n])
   Call: (209) [system] _1725748=[c, l, u, s, i, o, n]
   Exit: (209) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, l, u, s, i, o, n])
   Call: (208) [system] _1711812=[n, c, l, u, s, i, o, n]
   Exit: (208) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, l, u, s, i, o, n])
   Call: (207) [system] _1697876=[o, n, c, l, u, s, i, o, n]
   Exit: (207) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, c, l, u, s, i, o, n])
   Call: (206) [system] _1683940=[c, o, n, c, l, u, s, i, o, n]
   Exit: (206) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, o, n, c, l, u, s, i, o, n])
^  Call: (205) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _1650286)
   Call: (206) [system] atom_chars(_1863330, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (206) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (205) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _conclusion)
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), _conclusion)
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _1867994)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1869852)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1884006)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55798e5fad60), _1887796)
   Exit: (204) [system] get_char((0x55798e5fad60), ')')
   Call: (204) [system] _1867994=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [])
   Call: (203) [system] _1617338=[_conclusion]
   Exit: (203) [system] [_conclusion]=[_conclusion]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [_conclusion])
   Call: (202) [system] _1402014=[_premise5, _conclusion]
   Exit: (202) [system] [_premise5, _conclusion]=[_premise5, _conclusion]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [_premise5, _conclusion])
   Call: (201) [system] _1186690=[_premise4, _premise5, _conclusion]
   Exit: (201) [system] [_premise4, _premise5, _conclusion]=[_premise4, _premise5, _conclusion]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_premise4, _premise5, _conclusion])
   Call: (200) [system] _971366=[_premise3, _premise4, _premise5, _conclusion]
   Exit: (200) [system] [_premise3, _premise4, _premise5, _conclusion]=[_premise3, _premise4, _premise5, _conclusion]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_premise3, _premise4, _premise5, _conclusion])
   Call: (199) [system] _756042=[_premise2, _premise3, _premise4, _premise5, _conclusion]
   Exit: (199) [system] [_premise2, _premise3, _premise4, _premise5, _conclusion]=[_premise2, _premise3, _premise4, _premise5, _conclusion]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_premise2, _premise3, _premise4, _premise5, _conclusion])
   Call: (198) [system] _540718=[_premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]
   Exit: (198) [system] [_premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]=[_premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_premise1, _premise2, _premise3, _premise4, _premise5, _conclusion])
   Call: (197) [system] _431284=[->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]
   Exit: (197) [system] [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]=[->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1912854)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1914712)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1928866)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _1932656)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _1912854=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _398336=[[->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]
   Exit: (195) [system] [[->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]=[[->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]])
   Call: (194) [system] _216472=[_ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]
   Exit: (194) [system] [_ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]=[_ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [_ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]])
   Call: (193) [system] _123768=[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]
   Exit: (193) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]=[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1946538)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1948396)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1956134)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1958838)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1973916)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1979486)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1981344)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1995498)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1979486)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _2001068)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _2015222)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _2020792)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _2022650)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _2036804)
   Exit: (195) [system] get_char((0x55798e5fad60), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _2020792)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _2054446)
   Call: (197) [system] peek_char((0x55798e5fad60), _2055380)
   Exit: (197) [system] peek_char((0x55798e5fad60), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_2060100, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_2061032, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55798e5fad60), r)
   Exit: (197) [system] get_char((0x55798e5fad60), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _2068382)
   Call: (198) [system] peek_char((0x55798e5fad60), _2069316)
   Exit: (198) [system] peek_char((0x55798e5fad60), b)
^  Call: (198) [user] is_delimiter(b)
   Call: (199) [system] char_type(b, space)
   Fail: (199) [system] char_type(b, space)
   Call: (199) [system] arg(_2074036, v('(', ')', end_of_file), b)
   Fail: (199) [system] arg(_2074968, v('(', ')', end_of_file), b)
^  Fail: (198) [user] is_delimiter(b)
   Call: (198) [system] ')'==b
   Fail: (198) [system] ')'==b
   Call: (198) [system] get_char((0x55798e5fad60), b)
   Exit: (198) [system] get_char((0x55798e5fad60), b)
   Call: (198) [system] b=(\)
   Fail: (198) [system] b=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _2082318)
   Call: (199) [system] peek_char((0x55798e5fad60), _2083252)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_2087972, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _2082318=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (198) [system] _2068382=[b]
   Exit: (198) [system] [b]=[b]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (197) [system] _3558=[r, b]
   Exit: (197) [system] [r, b]=[r, b]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (196) [user] classify_and_convert_charseq($, [r, b], _3554)
   Call: (197) [system] atom_chars(_6762, ['_', r, b])
   Exit: (197) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (196) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _11426)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _13284)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _27438)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55798e5fad60), _31228)
   Exit: (195) [system] get_char((0x55798e5fad60), ')')
   Call: (195) [system] _11426=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [])
   Call: (194) [system] _3548=[_rb]
   Exit: (194) [system] [_rb]=[_rb]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [_rb])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [_rb])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _39522)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _41380)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _55534)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _59324)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _39522=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _3544=[[_rb]]
   Exit: (192) [system] [[_rb]]=[[_rb]]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [[_rb]])
   Call: (191) [system] _3448=[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]]
   Exit: (191) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]]=[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]])
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]])
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _70412)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _72270)
   Exit: (191) [system] peek_char((0x55798e5fad60), '\n')
   Call: (191) [system] '\n'=(;)
   Fail: (191) [system] '\n'=(;)
^  Call: (191) [user] is_like_space('\n')
   Call: (192) [system] char_type('\n', 'white')
   Fail: (192) [system] char_type('\n', 'white')
   Call: (192) [system] char_type('\n', end_of_line)
   Exit: (192) [system] char_type('\n', end_of_line)
^  Exit: (191) [user] is_like_space('\n')
   Call: (191) [system] get_char((0x55798e5fad60), _81864)
   Exit: (191) [system] get_char((0x55798e5fad60), '\n')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _84568)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _92306)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _95010)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _102748)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _105452)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _113190)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _115894)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _123632)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _126336)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _134074)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _136778)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _144516)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _147220)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _154958)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _157662)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _165400)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _168104)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _175842)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _178546)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _186284)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _188988)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _213306)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _218876)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _220734)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _234888)
   Exit: (191) [system] get_char((0x55798e5fad60), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _218876)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _240458)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _254612)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _260182)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _262040)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _276194)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _260182)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _281764)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _295918)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=')'
   Fail: (194) [system] (:)=')'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _301488)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _303346)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _317500)
   Exit: (195) [system] get_char((0x55798e5fad60), :)
   Call: (195) [system] (:)='('
   Fail: (195) [system] (:)='('
   Call: (195) [system] (:)='['
   Fail: (195) [system] (:)='['
   Call: (195) [system] (:)='{'
   Fail: (195) [system] (:)='{'
   Call: (195) [system] (:)='"'
   Fail: (195) [system] (:)='"'
   Call: (195) [system] (:)=!
   Fail: (195) [system] (:)=!
   Call: (195) [system] (:)='\''
   Fail: (195) [system] (:)='\''
   Call: (195) [system] (:)='`'
   Fail: (195) [system] (:)='`'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), :, _301488)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _335142)
   Call: (197) [system] peek_char((0x55798e5fad60), _336076)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _335142=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (196) [user] classify_and_convert_charseq(:, [], _301488)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_345386, _345388), once(user:catch(read_from_chars([:], _301488), _345362, fail)), '$restore_trace'(_345386, _345388))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_345386, _345388))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _345362, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(:)
   Exit: (197) [system] atomic(:)
^  Exit: (196) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _352886)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _354744)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _362482)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _365186)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _380264)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _385834)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _387692)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _401846)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _385834)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _407416)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _421570)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _427140)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _428998)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _443152)
   Exit: (198) [system] get_char((0x55798e5fad60), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _427140)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _460794)
   Call: (200) [system] peek_char((0x55798e5fad60), _461728)
   Exit: (200) [system] peek_char((0x55798e5fad60), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_466448, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_467380, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55798e5fad60), r)
   Exit: (200) [system] get_char((0x55798e5fad60), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _474730)
   Call: (201) [system] peek_char((0x55798e5fad60), _475664)
   Exit: (201) [system] peek_char((0x55798e5fad60), u)
^  Call: (201) [user] is_delimiter(u)
   Call: (202) [system] char_type(u, space)
   Fail: (202) [system] char_type(u, space)
   Call: (202) [system] arg(_480384, v('(', ')', end_of_file), u)
   Fail: (202) [system] arg(_481316, v('(', ')', end_of_file), u)
^  Fail: (201) [user] is_delimiter(u)
   Call: (201) [system] ')'==u
   Fail: (201) [system] ')'==u
   Call: (201) [system] get_char((0x55798e5fad60), u)
   Exit: (201) [system] get_char((0x55798e5fad60), u)
   Call: (201) [system] u=(\)
   Fail: (201) [system] u=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _488666)
   Call: (202) [system] peek_char((0x55798e5fad60), _489600)
   Exit: (202) [system] peek_char((0x55798e5fad60), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_494320, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_495252, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55798e5fad60), c)
   Exit: (202) [system] get_char((0x55798e5fad60), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _502602)
   Call: (203) [system] peek_char((0x55798e5fad60), _503536)
   Exit: (203) [system] peek_char((0x55798e5fad60), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_508256, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_509188, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55798e5fad60), t)
   Exit: (203) [system] get_char((0x55798e5fad60), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _516538)
   Call: (204) [system] peek_char((0x55798e5fad60), _517472)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_522192, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_523124, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _530474)
   Call: (205) [system] peek_char((0x55798e5fad60), _531408)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_536128, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_537060, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _544410)
   Call: (206) [system] peek_char((0x55798e5fad60), _545344)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _544410=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _530474=[r]
   Exit: (205) [system] [r]=[r]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r])
   Call: (204) [system] _516538=[o, r]
   Exit: (204) [system] [o, r]=[o, r]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, r])
   Call: (203) [system] _502602=[t, o, r]
   Exit: (203) [system] [t, o, r]=[t, o, r]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, o, r])
   Call: (202) [system] _488666=[c, t, o, r]
   Exit: (202) [system] [c, t, o, r]=[c, t, o, r]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, o, r])
   Call: (201) [system] _474730=[u, c, t, o, r]
   Exit: (201) [system] [u, c, t, o, r]=[u, c, t, o, r]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, o, r])
   Call: (200) [system] _460794=[r, u, c, t, o, r]
   Exit: (200) [system] [r, u, c, t, o, r]=[r, u, c, t, o, r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, u, c, t, o, r])
^  Call: (199) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _427140)
   Call: (200) [system] atom_chars(_571392, ['_', r, u, c, t, o, r])
   Exit: (200) [system] atom_chars('_ructor', ['_', r, u, c, t, o, r])
^  Exit: (199) [user] classify_and_convert_charseq($, [r, u, c, t, o, r], _ructor)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _ructor)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), _ructor)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _576056)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _577914)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _585652)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _588356)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _603434)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _609004)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _610862)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _625016)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _609004)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _642658)
   Call: (201) [system] peek_char((0x55798e5fad60), _643592)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_648312, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_649244, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _656594)
   Call: (202) [system] peek_char((0x55798e5fad60), _657528)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_662248, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_663180, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _670530)
   Call: (203) [system] peek_char((0x55798e5fad60), _671464)
   Exit: (203) [system] peek_char((0x55798e5fad60), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_676184, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_677116, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55798e5fad60), o)
   Exit: (203) [system] get_char((0x55798e5fad60), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _684466)
   Call: (204) [system] peek_char((0x55798e5fad60), _685400)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_690120, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_691052, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _698402)
   Call: (205) [system] peek_char((0x55798e5fad60), _699336)
   Exit: (205) [system] peek_char((0x55798e5fad60), f)
^  Call: (205) [user] is_delimiter(f)
   Call: (206) [system] char_type(f, space)
   Fail: (206) [system] char_type(f, space)
   Call: (206) [system] arg(_704056, v('(', ')', end_of_file), f)
   Fail: (206) [system] arg(_704988, v('(', ')', end_of_file), f)
^  Fail: (205) [user] is_delimiter(f)
   Call: (205) [system] ')'==f
   Fail: (205) [system] ')'==f
   Call: (205) [system] get_char((0x55798e5fad60), f)
   Exit: (205) [system] get_char((0x55798e5fad60), f)
   Call: (205) [system] f=(\)
   Fail: (205) [system] f=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _712338)
   Call: (206) [system] peek_char((0x55798e5fad60), _713272)
   Exit: (206) [system] peek_char((0x55798e5fad60), '1')
^  Call: (206) [user] is_delimiter('1')
   Call: (207) [system] char_type('1', space)
   Fail: (207) [system] char_type('1', space)
   Call: (207) [system] arg(_717992, v('(', ')', end_of_file), '1')
   Fail: (207) [system] arg(_718924, v('(', ')', end_of_file), '1')
^  Fail: (206) [user] is_delimiter('1')
   Call: (206) [system] ')'=='1'
   Fail: (206) [system] ')'=='1'
   Call: (206) [system] get_char((0x55798e5fad60), '1')
   Exit: (206) [system] get_char((0x55798e5fad60), '1')
   Call: (206) [system] '1'=(\)
   Fail: (206) [system] '1'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _726274)
   Call: (207) [system] peek_char((0x55798e5fad60), _727208)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _726274=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (206) [system] _712338=['1']
   Exit: (206) [system] ['1']=['1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (205) [system] _698402=[f, '1']
   Exit: (205) [system] [f, '1']=[f, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '1'])
   Call: (204) [system] _684466=[o, f, '1']
   Exit: (204) [system] [o, f, '1']=[o, f, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '1'])
   Call: (203) [system] _670530=[o, o, f, '1']
   Exit: (203) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '1'])
   Call: (202) [system] _656594=[r, o, o, f, '1']
   Exit: (202) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '1'])
   Call: (201) [system] _642658=[p, r, o, o, f, '1']
   Exit: (201) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '1'])
^  Call: (200) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _609004)
   Call: (201) [system] atom_chars(_753256, ['_', p, r, o, o, f, '1'])
   Exit: (201) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (200) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _proof1)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _proof1)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _proof1)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _757920)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _759778)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _767516)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _770220)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _785298)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _790868)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _792726)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _806880)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _790868)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _824522)
   Call: (202) [system] peek_char((0x55798e5fad60), _825456)
   Exit: (202) [system] peek_char((0x55798e5fad60), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_830176, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_831108, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55798e5fad60), p)
   Exit: (202) [system] get_char((0x55798e5fad60), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _838458)
   Call: (203) [system] peek_char((0x55798e5fad60), _839392)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_844112, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_845044, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _852394)
   Call: (204) [system] peek_char((0x55798e5fad60), _853328)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_858048, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_858980, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _866330)
   Call: (205) [system] peek_char((0x55798e5fad60), _867264)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_871984, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_872916, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _880266)
   Call: (206) [system] peek_char((0x55798e5fad60), _881200)
   Exit: (206) [system] peek_char((0x55798e5fad60), f)
^  Call: (206) [user] is_delimiter(f)
   Call: (207) [system] char_type(f, space)
   Fail: (207) [system] char_type(f, space)
   Call: (207) [system] arg(_885920, v('(', ')', end_of_file), f)
   Fail: (207) [system] arg(_886852, v('(', ')', end_of_file), f)
^  Fail: (206) [user] is_delimiter(f)
   Call: (206) [system] ')'==f
   Fail: (206) [system] ')'==f
   Call: (206) [system] get_char((0x55798e5fad60), f)
   Exit: (206) [system] get_char((0x55798e5fad60), f)
   Call: (206) [system] f=(\)
   Fail: (206) [system] f=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _894202)
   Call: (207) [system] peek_char((0x55798e5fad60), _895136)
   Exit: (207) [system] peek_char((0x55798e5fad60), '2')
^  Call: (207) [user] is_delimiter('2')
   Call: (208) [system] char_type('2', space)
   Fail: (208) [system] char_type('2', space)
   Call: (208) [system] arg(_899856, v('(', ')', end_of_file), '2')
   Fail: (208) [system] arg(_900788, v('(', ')', end_of_file), '2')
^  Fail: (207) [user] is_delimiter('2')
   Call: (207) [system] ')'=='2'
   Fail: (207) [system] ')'=='2'
   Call: (207) [system] get_char((0x55798e5fad60), '2')
   Exit: (207) [system] get_char((0x55798e5fad60), '2')
   Call: (207) [system] '2'=(\)
   Fail: (207) [system] '2'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _908138)
   Call: (208) [system] peek_char((0x55798e5fad60), _909072)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _908138=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _894202=['2']
   Exit: (207) [system] ['2']=['2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (206) [system] _880266=[f, '2']
   Exit: (206) [system] [f, '2']=[f, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '2'])
   Call: (205) [system] _866330=[o, f, '2']
   Exit: (205) [system] [o, f, '2']=[o, f, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '2'])
   Call: (204) [system] _852394=[o, o, f, '2']
   Exit: (204) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '2'])
   Call: (203) [system] _838458=[r, o, o, f, '2']
   Exit: (203) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '2'])
   Call: (202) [system] _824522=[p, r, o, o, f, '2']
   Exit: (202) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '2'])
^  Call: (201) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _790868)
   Call: (202) [system] atom_chars(_935120, ['_', p, r, o, o, f, '2'])
   Exit: (202) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (201) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _proof2)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _proof2)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _proof2)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _939784)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _941642)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _949380)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _952084)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _967162)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _972732)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _974590)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _988744)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _972732)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1006386)
   Call: (203) [system] peek_char((0x55798e5fad60), _1007320)
   Exit: (203) [system] peek_char((0x55798e5fad60), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_1012040, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_1012972, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55798e5fad60), p)
   Exit: (203) [system] get_char((0x55798e5fad60), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1020322)
   Call: (204) [system] peek_char((0x55798e5fad60), _1021256)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1025976, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1026908, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1034258)
   Call: (205) [system] peek_char((0x55798e5fad60), _1035192)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1039912, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1040844, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1048194)
   Call: (206) [system] peek_char((0x55798e5fad60), _1049128)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1053848, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1054780, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1062130)
   Call: (207) [system] peek_char((0x55798e5fad60), _1063064)
   Exit: (207) [system] peek_char((0x55798e5fad60), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_1067784, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_1068716, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55798e5fad60), f)
   Exit: (207) [system] get_char((0x55798e5fad60), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1076066)
   Call: (208) [system] peek_char((0x55798e5fad60), _1077000)
   Exit: (208) [system] peek_char((0x55798e5fad60), '3')
^  Call: (208) [user] is_delimiter('3')
   Call: (209) [system] char_type('3', space)
   Fail: (209) [system] char_type('3', space)
   Call: (209) [system] arg(_1081720, v('(', ')', end_of_file), '3')
   Fail: (209) [system] arg(_1082652, v('(', ')', end_of_file), '3')
^  Fail: (208) [user] is_delimiter('3')
   Call: (208) [system] ')'=='3'
   Fail: (208) [system] ')'=='3'
   Call: (208) [system] get_char((0x55798e5fad60), '3')
   Exit: (208) [system] get_char((0x55798e5fad60), '3')
   Call: (208) [system] '3'=(\)
   Fail: (208) [system] '3'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1090002)
   Call: (209) [system] peek_char((0x55798e5fad60), _1090936)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1090002=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _1076066=['3']
   Exit: (208) [system] ['3']=['3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (207) [system] _1062130=[f, '3']
   Exit: (207) [system] [f, '3']=[f, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '3'])
   Call: (206) [system] _1048194=[o, f, '3']
   Exit: (206) [system] [o, f, '3']=[o, f, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '3'])
   Call: (205) [system] _1034258=[o, o, f, '3']
   Exit: (205) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '3'])
   Call: (204) [system] _1020322=[r, o, o, f, '3']
   Exit: (204) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '3'])
   Call: (203) [system] _1006386=[p, r, o, o, f, '3']
   Exit: (203) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '3'])
^  Call: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _972732)
   Call: (203) [system] atom_chars(_1116984, ['_', p, r, o, o, f, '3'])
   Exit: (203) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _proof3)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _proof3)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _proof3)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1121648)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1123506)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1131244)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1133948)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1149026)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1154596)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1156454)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1170608)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _1154596)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1188250)
   Call: (204) [system] peek_char((0x55798e5fad60), _1189184)
   Exit: (204) [system] peek_char((0x55798e5fad60), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_1193904, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_1194836, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55798e5fad60), p)
   Exit: (204) [system] get_char((0x55798e5fad60), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1202186)
   Call: (205) [system] peek_char((0x55798e5fad60), _1203120)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1207840, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1208772, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1216122)
   Call: (206) [system] peek_char((0x55798e5fad60), _1217056)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1221776, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1222708, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1230058)
   Call: (207) [system] peek_char((0x55798e5fad60), _1230992)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1235712, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1236644, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1243994)
   Call: (208) [system] peek_char((0x55798e5fad60), _1244928)
   Exit: (208) [system] peek_char((0x55798e5fad60), f)
^  Call: (208) [user] is_delimiter(f)
   Call: (209) [system] char_type(f, space)
   Fail: (209) [system] char_type(f, space)
   Call: (209) [system] arg(_1249648, v('(', ')', end_of_file), f)
   Fail: (209) [system] arg(_1250580, v('(', ')', end_of_file), f)
^  Fail: (208) [user] is_delimiter(f)
   Call: (208) [system] ')'==f
   Fail: (208) [system] ')'==f
   Call: (208) [system] get_char((0x55798e5fad60), f)
   Exit: (208) [system] get_char((0x55798e5fad60), f)
   Call: (208) [system] f=(\)
   Fail: (208) [system] f=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1257930)
   Call: (209) [system] peek_char((0x55798e5fad60), _1258864)
   Exit: (209) [system] peek_char((0x55798e5fad60), '4')
^  Call: (209) [user] is_delimiter('4')
   Call: (210) [system] char_type('4', space)
   Fail: (210) [system] char_type('4', space)
   Call: (210) [system] arg(_1263584, v('(', ')', end_of_file), '4')
   Fail: (210) [system] arg(_1264516, v('(', ')', end_of_file), '4')
^  Fail: (209) [user] is_delimiter('4')
   Call: (209) [system] ')'=='4'
   Fail: (209) [system] ')'=='4'
   Call: (209) [system] get_char((0x55798e5fad60), '4')
   Exit: (209) [system] get_char((0x55798e5fad60), '4')
   Call: (209) [system] '4'=(\)
   Fail: (209) [system] '4'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1271866)
   Call: (210) [system] peek_char((0x55798e5fad60), _1272800)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1271866=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _1257930=['4']
   Exit: (209) [system] ['4']=['4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), ['4'])
   Call: (208) [system] _1243994=[f, '4']
   Exit: (208) [system] [f, '4']=[f, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '4'])
   Call: (207) [system] _1230058=[o, f, '4']
   Exit: (207) [system] [o, f, '4']=[o, f, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '4'])
   Call: (206) [system] _1216122=[o, o, f, '4']
   Exit: (206) [system] [o, o, f, '4']=[o, o, f, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '4'])
   Call: (205) [system] _1202186=[r, o, o, f, '4']
   Exit: (205) [system] [r, o, o, f, '4']=[r, o, o, f, '4']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '4'])
   Call: (204) [system] _1188250=[p, r, o, o, f, '4']
   Exit: (204) [system] [p, r, o, o, f, '4']=[p, r, o, o, f, '4']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '4'])
^  Call: (203) [user] classify_and_convert_charseq($, [p, r, o, o, f, '4'], _1154596)
   Call: (204) [system] atom_chars(_1298848, ['_', p, r, o, o, f, '4'])
   Exit: (204) [system] atom_chars('_proof4', ['_', p, r, o, o, f, '4'])
^  Exit: (203) [user] classify_and_convert_charseq($, [p, r, o, o, f, '4'], _proof4)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _proof4)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _proof4)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1303512)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1305370)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1313108)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1315812)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1330890)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1336460)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1338318)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _1352472)
   Exit: (203) [system] get_char((0x55798e5fad60), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _1336460)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1370114)
   Call: (205) [system] peek_char((0x55798e5fad60), _1371048)
   Exit: (205) [system] peek_char((0x55798e5fad60), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_1375768, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_1376700, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55798e5fad60), p)
   Exit: (205) [system] get_char((0x55798e5fad60), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1384050)
   Call: (206) [system] peek_char((0x55798e5fad60), _1384984)
   Exit: (206) [system] peek_char((0x55798e5fad60), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_1389704, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_1390636, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55798e5fad60), r)
   Exit: (206) [system] get_char((0x55798e5fad60), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1397986)
   Call: (207) [system] peek_char((0x55798e5fad60), _1398920)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1403640, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1404572, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1411922)
   Call: (208) [system] peek_char((0x55798e5fad60), _1412856)
   Exit: (208) [system] peek_char((0x55798e5fad60), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_1417576, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_1418508, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55798e5fad60), o)
   Exit: (208) [system] get_char((0x55798e5fad60), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1425858)
   Call: (209) [system] peek_char((0x55798e5fad60), _1426792)
   Exit: (209) [system] peek_char((0x55798e5fad60), f)
^  Call: (209) [user] is_delimiter(f)
   Call: (210) [system] char_type(f, space)
   Fail: (210) [system] char_type(f, space)
   Call: (210) [system] arg(_1431512, v('(', ')', end_of_file), f)
   Fail: (210) [system] arg(_1432444, v('(', ')', end_of_file), f)
^  Fail: (209) [user] is_delimiter(f)
   Call: (209) [system] ')'==f
   Fail: (209) [system] ')'==f
   Call: (209) [system] get_char((0x55798e5fad60), f)
   Exit: (209) [system] get_char((0x55798e5fad60), f)
   Call: (209) [system] f=(\)
   Fail: (209) [system] f=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1439794)
   Call: (210) [system] peek_char((0x55798e5fad60), _1440728)
   Exit: (210) [system] peek_char((0x55798e5fad60), '5')
^  Call: (210) [user] is_delimiter('5')
   Call: (211) [system] char_type('5', space)
   Fail: (211) [system] char_type('5', space)
   Call: (211) [system] arg(_1445448, v('(', ')', end_of_file), '5')
   Fail: (211) [system] arg(_1446380, v('(', ')', end_of_file), '5')
^  Fail: (210) [user] is_delimiter('5')
   Call: (210) [system] ')'=='5'
   Fail: (210) [system] ')'=='5'
   Call: (210) [system] get_char((0x55798e5fad60), '5')
   Exit: (210) [system] get_char((0x55798e5fad60), '5')
   Call: (210) [system] '5'=(\)
   Fail: (210) [system] '5'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1453730)
   Call: (211) [system] peek_char((0x55798e5fad60), _1454664)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_1459384, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _1453730=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _1439794=['5']
   Exit: (210) [system] ['5']=['5']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), ['5'])
   Call: (209) [system] _1425858=[f, '5']
   Exit: (209) [system] [f, '5']=[f, '5']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '5'])
   Call: (208) [system] _1411922=[o, f, '5']
   Exit: (208) [system] [o, f, '5']=[o, f, '5']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '5'])
   Call: (207) [system] _1397986=[o, o, f, '5']
   Exit: (207) [system] [o, o, f, '5']=[o, o, f, '5']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '5'])
   Call: (206) [system] _1384050=[r, o, o, f, '5']
   Exit: (206) [system] [r, o, o, f, '5']=[r, o, o, f, '5']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '5'])
   Call: (205) [system] _1370114=[p, r, o, o, f, '5']
   Exit: (205) [system] [p, r, o, o, f, '5']=[p, r, o, o, f, '5']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '5'])
^  Call: (204) [user] classify_and_convert_charseq($, [p, r, o, o, f, '5'], _1336460)
   Call: (205) [system] atom_chars(_1482584, ['_', p, r, o, o, f, '5'])
   Exit: (205) [system] atom_chars('_proof5', ['_', p, r, o, o, f, '5'])
^  Exit: (204) [user] classify_and_convert_charseq($, [p, r, o, o, f, '5'], _proof5)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _proof5)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), _proof5)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _1487248)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1489106)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1503260)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55798e5fad60), _1507050)
   Exit: (203) [system] get_char((0x55798e5fad60), ')')
   Call: (203) [system] _1487248=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [])
   Call: (202) [system] _1303512=[_proof5]
   Exit: (202) [system] [_proof5]=[_proof5]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [_proof5])
   Call: (201) [system] _1121648=[_proof4, _proof5]
   Exit: (201) [system] [_proof4, _proof5]=[_proof4, _proof5]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_proof4, _proof5])
   Call: (200) [system] _939784=[_proof3, _proof4, _proof5]
   Exit: (200) [system] [_proof3, _proof4, _proof5]=[_proof3, _proof4, _proof5]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_proof3, _proof4, _proof5])
   Call: (199) [system] _757920=[_proof2, _proof3, _proof4, _proof5]
   Exit: (199) [system] [_proof2, _proof3, _proof4, _proof5]=[_proof2, _proof3, _proof4, _proof5]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_proof2, _proof3, _proof4, _proof5])
   Call: (198) [system] _576056=[_proof1, _proof2, _proof3, _proof4, _proof5]
   Exit: (198) [system] [_proof1, _proof2, _proof3, _proof4, _proof5]=[_proof1, _proof2, _proof3, _proof4, _proof5]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_proof1, _proof2, _proof3, _proof4, _proof5])
   Call: (197) [system] _385834=[_ructor, _proof1, _proof2, _proof3, _proof4, _proof5]
   Exit: (197) [system] [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5]=[_ructor, _proof1, _proof2, _proof3, _proof4, _proof5]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1529314)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1531172)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1538910)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1541614)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1556692)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1562262)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1564120)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1578274)
   Exit: (197) [system] get_char((0x55798e5fad60), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _1562262)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1595916)
   Call: (199) [system] peek_char((0x55798e5fad60), _1596850)
   Exit: (199) [system] peek_char((0x55798e5fad60), c)
^  Call: (199) [user] is_delimiter(c)
   Call: (200) [system] char_type(c, space)
   Fail: (200) [system] char_type(c, space)
   Call: (200) [system] arg(_1601570, v('(', ')', end_of_file), c)
   Fail: (200) [system] arg(_1602502, v('(', ')', end_of_file), c)
^  Fail: (199) [user] is_delimiter(c)
   Call: (199) [system] ')'==c
   Fail: (199) [system] ')'==c
   Call: (199) [system] get_char((0x55798e5fad60), c)
   Exit: (199) [system] get_char((0x55798e5fad60), c)
   Call: (199) [system] c=(\)
   Fail: (199) [system] c=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1609852)
   Call: (200) [system] peek_char((0x55798e5fad60), _1610786)
   Exit: (200) [system] peek_char((0x55798e5fad60), o)
^  Call: (200) [user] is_delimiter(o)
   Call: (201) [system] char_type(o, space)
   Fail: (201) [system] char_type(o, space)
   Call: (201) [system] arg(_1615506, v('(', ')', end_of_file), o)
   Fail: (201) [system] arg(_1616438, v('(', ')', end_of_file), o)
^  Fail: (200) [user] is_delimiter(o)
   Call: (200) [system] ')'==o
   Fail: (200) [system] ')'==o
   Call: (200) [system] get_char((0x55798e5fad60), o)
   Exit: (200) [system] get_char((0x55798e5fad60), o)
   Call: (200) [system] o=(\)
   Fail: (200) [system] o=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1623788)
   Call: (201) [system] peek_char((0x55798e5fad60), _1624722)
   Exit: (201) [system] peek_char((0x55798e5fad60), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_1629442, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_1630374, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55798e5fad60), n)
   Exit: (201) [system] get_char((0x55798e5fad60), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1637724)
   Call: (202) [system] peek_char((0x55798e5fad60), _1638658)
   Exit: (202) [system] peek_char((0x55798e5fad60), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_1643378, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_1644310, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55798e5fad60), c)
   Exit: (202) [system] get_char((0x55798e5fad60), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1651660)
   Call: (203) [system] peek_char((0x55798e5fad60), _1652594)
   Exit: (203) [system] peek_char((0x55798e5fad60), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_1657314, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_1658246, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55798e5fad60), l)
   Exit: (203) [system] get_char((0x55798e5fad60), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1665596)
   Call: (204) [system] peek_char((0x55798e5fad60), _1666530)
   Exit: (204) [system] peek_char((0x55798e5fad60), u)
^  Call: (204) [user] is_delimiter(u)
   Call: (205) [system] char_type(u, space)
   Fail: (205) [system] char_type(u, space)
   Call: (205) [system] arg(_1671250, v('(', ')', end_of_file), u)
   Fail: (205) [system] arg(_1672182, v('(', ')', end_of_file), u)
^  Fail: (204) [user] is_delimiter(u)
   Call: (204) [system] ')'==u
   Fail: (204) [system] ')'==u
   Call: (204) [system] get_char((0x55798e5fad60), u)
   Exit: (204) [system] get_char((0x55798e5fad60), u)
   Call: (204) [system] u=(\)
   Fail: (204) [system] u=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1679532)
   Call: (205) [system] peek_char((0x55798e5fad60), _1680466)
   Exit: (205) [system] peek_char((0x55798e5fad60), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_1685186, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_1686118, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55798e5fad60), s)
   Exit: (205) [system] get_char((0x55798e5fad60), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1693468)
   Call: (206) [system] peek_char((0x55798e5fad60), _1694402)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_1699122, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_1700054, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1707404)
   Call: (207) [system] peek_char((0x55798e5fad60), _1708338)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1713058, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1713990, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1721340)
   Call: (208) [system] peek_char((0x55798e5fad60), _1722274)
   Exit: (208) [system] peek_char((0x55798e5fad60), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1726994, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1727926, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55798e5fad60), n)
   Exit: (208) [system] get_char((0x55798e5fad60), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1735276)
   Call: (209) [system] peek_char((0x55798e5fad60), _1736210)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_1740930, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _1735276=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _1721340=[n]
   Exit: (208) [system] [n]=[n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (207) [system] _1707404=[o, n]
   Exit: (207) [system] [o, n]=[o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (206) [system] _1693468=[i, o, n]
   Exit: (206) [system] [i, o, n]=[i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (205) [system] _1679532=[s, i, o, n]
   Exit: (205) [system] [s, i, o, n]=[s, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, o, n])
   Call: (204) [system] _1665596=[u, s, i, o, n]
   Exit: (204) [system] [u, s, i, o, n]=[u, s, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, s, i, o, n])
   Call: (203) [system] _1651660=[l, u, s, i, o, n]
   Exit: (203) [system] [l, u, s, i, o, n]=[l, u, s, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, u, s, i, o, n])
   Call: (202) [system] _1637724=[c, l, u, s, i, o, n]
   Exit: (202) [system] [c, l, u, s, i, o, n]=[c, l, u, s, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, l, u, s, i, o, n])
   Call: (201) [system] _1623788=[n, c, l, u, s, i, o, n]
   Exit: (201) [system] [n, c, l, u, s, i, o, n]=[n, c, l, u, s, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, l, u, s, i, o, n])
   Call: (200) [system] _1609852=[o, n, c, l, u, s, i, o, n]
   Exit: (200) [system] [o, n, c, l, u, s, i, o, n]=[o, n, c, l, u, s, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, c, l, u, s, i, o, n])
   Call: (199) [system] _1595916=[c, o, n, c, l, u, s, i, o, n]
   Exit: (199) [system] [c, o, n, c, l, u, s, i, o, n]=[c, o, n, c, l, u, s, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, o, n, c, l, u, s, i, o, n])
^  Call: (198) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _1562262)
   Call: (199) [system] atom_chars(_1775306, ['_', c, o, n, c, l, u, s, i, o, n])
   Exit: (199) [system] atom_chars('_conclusion', ['_', c, o, n, c, l, u, s, i, o, n])
^  Exit: (198) [user] classify_and_convert_charseq($, [c, o, n, c, l, u, s, i, o, n], _conclusion)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _conclusion)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), _conclusion)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1779970)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1781828)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1795982)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55798e5fad60), _1799772)
   Exit: (197) [system] get_char((0x55798e5fad60), ')')
   Call: (197) [system] _1779970=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [])
   Call: (196) [system] _1529314=[_conclusion]
   Exit: (196) [system] [_conclusion]=[_conclusion]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [_conclusion])
   Call: (195) [system] _352886=[[_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion]
   Exit: (195) [system] [[_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion]=[[_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion])
   Call: (194) [system] _260182=[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion]
   Exit: (194) [system] [:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion]=[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1813654)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1815512)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1823250)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1825954)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1841032)
   Exit: (193) [system] peek_char((0x55798e5fad60), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1846602)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1848460)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1862614)
   Exit: (194) [system] get_char((0x55798e5fad60), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _1846602)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1880256)
   Call: (196) [system] peek_char((0x55798e5fad60), _1881190)
   Exit: (196) [system] peek_char((0x55798e5fad60), q)
^  Call: (196) [user] is_delimiter(q)
   Call: (197) [system] char_type(q, space)
   Fail: (197) [system] char_type(q, space)
   Call: (197) [system] arg(_1885910, v('(', ')', end_of_file), q)
   Fail: (197) [system] arg(_1886842, v('(', ')', end_of_file), q)
^  Fail: (196) [user] is_delimiter(q)
   Call: (196) [system] ')'==q
   Fail: (196) [system] ')'==q
   Call: (196) [system] get_char((0x55798e5fad60), q)
   Exit: (196) [system] get_char((0x55798e5fad60), q)
   Call: (196) [system] q=(\)
   Fail: (196) [system] q=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1894192)
   Call: (197) [system] peek_char((0x55798e5fad60), _1895126)
   Exit: (197) [system] peek_char((0x55798e5fad60), u)
^  Call: (197) [user] is_delimiter(u)
   Call: (198) [system] char_type(u, space)
   Fail: (198) [system] char_type(u, space)
   Call: (198) [system] arg(_1899846, v('(', ')', end_of_file), u)
   Fail: (198) [system] arg(_1900778, v('(', ')', end_of_file), u)
^  Fail: (197) [user] is_delimiter(u)
   Call: (197) [system] ')'==u
   Fail: (197) [system] ')'==u
   Call: (197) [system] get_char((0x55798e5fad60), u)
   Exit: (197) [system] get_char((0x55798e5fad60), u)
   Call: (197) [system] u=(\)
   Fail: (197) [system] u=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1908128)
   Call: (198) [system] peek_char((0x55798e5fad60), _1909062)
   Exit: (198) [system] peek_char((0x55798e5fad60), e)
^  Call: (198) [user] is_delimiter(e)
   Call: (199) [system] char_type(e, space)
   Fail: (199) [system] char_type(e, space)
   Call: (199) [system] arg(_1913782, v('(', ')', end_of_file), e)
   Fail: (199) [system] arg(_1914714, v('(', ')', end_of_file), e)
^  Fail: (198) [user] is_delimiter(e)
   Call: (198) [system] ')'==e
   Fail: (198) [system] ')'==e
   Call: (198) [system] get_char((0x55798e5fad60), e)
   Exit: (198) [system] get_char((0x55798e5fad60), e)
   Call: (198) [system] e=(\)
   Fail: (198) [system] e=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1922064)
   Call: (199) [system] peek_char((0x55798e5fad60), _1922998)
   Exit: (199) [system] peek_char((0x55798e5fad60), r)
^  Call: (199) [user] is_delimiter(r)
   Call: (200) [system] char_type(r, space)
   Fail: (200) [system] char_type(r, space)
   Call: (200) [system] arg(_1927718, v('(', ')', end_of_file), r)
   Fail: (200) [system] arg(_1928650, v('(', ')', end_of_file), r)
^  Fail: (199) [user] is_delimiter(r)
   Call: (199) [system] ')'==r
   Fail: (199) [system] ')'==r
   Call: (199) [system] get_char((0x55798e5fad60), r)
   Exit: (199) [system] get_char((0x55798e5fad60), r)
   Call: (199) [system] r=(\)
   Fail: (199) [system] r=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1936000)
   Call: (200) [system] peek_char((0x55798e5fad60), _1936934)
   Exit: (200) [system] peek_char((0x55798e5fad60), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_1941654, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_1942586, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55798e5fad60), y)
   Exit: (200) [system] get_char((0x55798e5fad60), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1949936)
   Call: (201) [system] peek_char((0x55798e5fad60), _1950870)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_1955590, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _1949936=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _1936000=[y]
   Exit: (200) [system] [y]=[y]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (199) [system] _1922064=[r, y]
   Exit: (199) [system] [r, y]=[r, y]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (198) [system] _1908128=[e, r, y]
   Exit: (198) [system] [e, r, y]=[e, r, y]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (197) [system] _1894192=[u, e, r, y]
   Exit: (197) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (196) [system] _1880256=[q, u, e, r, y]
   Exit: (196) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (195) [user] classify_and_convert_charseq($, [q, u, e, r, y], _1846602)
   Call: (196) [system] atom_chars(_1975996, ['_', q, u, e, r, y])
   Exit: (196) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (195) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1980660)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1982518)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1996672)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55798e5fad60), _2000462)
   Exit: (194) [system] get_char((0x55798e5fad60), ')')
   Call: (194) [system] _1980660=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [])
   Call: (193) [system] _1813654=[_query]
   Exit: (193) [system] [_query]=[_query]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [_query])
   Call: (192) [system] _218876=[[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query]
   Exit: (192) [system] [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query]=[[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query])
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query])
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _2011550)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _2013408)
   Exit: (192) [system] peek_char((0x55798e5fad60), '\n')
   Call: (192) [system] '\n'=(;)
   Fail: (192) [system] '\n'=(;)
^  Call: (192) [user] is_like_space('\n')
   Call: (193) [system] char_type('\n', 'white')
   Fail: (193) [system] char_type('\n', 'white')
   Call: (193) [system] char_type('\n', end_of_line)
   Exit: (193) [system] char_type('\n', end_of_line)
^  Exit: (192) [user] is_like_space('\n')
   Call: (192) [system] get_char((0x55798e5fad60), _2023002)
   Exit: (192) [system] get_char((0x55798e5fad60), '\n')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _2025706)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _2033444)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _2036148)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _2043886)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _2046590)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _2054328)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _2057032)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _2064770)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _2067474)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _2075212)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _2077916)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _2085654)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _2088358)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _2096096)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _5498)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _13236)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _15940)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _23678)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _26382)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _34120)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _36824)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _61142)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _66712)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _68570)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _82724)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _66712)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _88294)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _102448)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _108018)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _109876)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _124030)
   Exit: (194) [system] get_char((0x55798e5fad60), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _108018)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _129600)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _143754)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=')'
   Fail: (195) [system] (:)=')'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _149324)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _151182)
   Exit: (197) [system] peek_char((0x55798e5fad60), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _165336)
   Exit: (196) [system] get_char((0x55798e5fad60), :)
   Call: (196) [system] (:)='('
   Fail: (196) [system] (:)='('
   Call: (196) [system] (:)='['
   Fail: (196) [system] (:)='['
   Call: (196) [system] (:)='{'
   Fail: (196) [system] (:)='{'
   Call: (196) [system] (:)='"'
   Fail: (196) [system] (:)='"'
   Call: (196) [system] (:)=!
   Fail: (196) [system] (:)=!
   Call: (196) [system] (:)='\''
   Fail: (196) [system] (:)='\''
   Call: (196) [system] (:)='`'
   Fail: (196) [system] (:)='`'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), :, _149324)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _182978)
   Call: (198) [system] peek_char((0x55798e5fad60), _183912)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _182978=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (197) [user] classify_and_convert_charseq(:, [], _149324)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_193222, _193224), once(user:catch(read_from_chars([:], _149324), _193198, fail)), '$restore_trace'(_193222, _193224))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_193222, _193224))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _193198, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(:)
   Exit: (198) [system] atomic(:)
^  Exit: (197) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _200722)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _202580)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _210318)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _213022)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _228100)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _233670)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _235528)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _249682)
   Exit: (197) [system] get_char((0x55798e5fad60), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _233670)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _267324)
   Call: (199) [system] peek_char((0x55798e5fad60), _268258)
   Exit: (199) [system] peek_char((0x55798e5fad60), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_272978, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_273910, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55798e5fad60), p)
   Exit: (199) [system] get_char((0x55798e5fad60), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _281260)
   Call: (200) [system] peek_char((0x55798e5fad60), _282194)
   Exit: (200) [system] peek_char((0x55798e5fad60), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_286914, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_287846, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55798e5fad60), r)
   Exit: (200) [system] get_char((0x55798e5fad60), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _295196)
   Call: (201) [system] peek_char((0x55798e5fad60), _296130)
   Exit: (201) [system] peek_char((0x55798e5fad60), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_300850, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_301782, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55798e5fad60), o)
   Exit: (201) [system] get_char((0x55798e5fad60), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _309132)
   Call: (202) [system] peek_char((0x55798e5fad60), _310066)
   Exit: (202) [system] peek_char((0x55798e5fad60), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_314786, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_315718, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55798e5fad60), o)
   Exit: (202) [system] get_char((0x55798e5fad60), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _323068)
   Call: (203) [system] peek_char((0x55798e5fad60), _324002)
   Exit: (203) [system] peek_char((0x55798e5fad60), f)
^  Call: (203) [user] is_delimiter(f)
   Call: (204) [system] char_type(f, space)
   Fail: (204) [system] char_type(f, space)
   Call: (204) [system] arg(_328722, v('(', ')', end_of_file), f)
   Fail: (204) [system] arg(_329654, v('(', ')', end_of_file), f)
^  Fail: (203) [user] is_delimiter(f)
   Call: (203) [system] ')'==f
   Fail: (203) [system] ')'==f
   Call: (203) [system] get_char((0x55798e5fad60), f)
   Exit: (203) [system] get_char((0x55798e5fad60), f)
   Call: (203) [system] f=(\)
   Fail: (203) [system] f=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _337004)
   Call: (204) [system] peek_char((0x55798e5fad60), _337938)
   Exit: (204) [system] peek_char((0x55798e5fad60), '1')
^  Call: (204) [user] is_delimiter('1')
   Call: (205) [system] char_type('1', space)
   Fail: (205) [system] char_type('1', space)
   Call: (205) [system] arg(_342658, v('(', ')', end_of_file), '1')
   Fail: (205) [system] arg(_343590, v('(', ')', end_of_file), '1')
^  Fail: (204) [user] is_delimiter('1')
   Call: (204) [system] ')'=='1'
   Fail: (204) [system] ')'=='1'
   Call: (204) [system] get_char((0x55798e5fad60), '1')
   Exit: (204) [system] get_char((0x55798e5fad60), '1')
   Call: (204) [system] '1'=(\)
   Fail: (204) [system] '1'=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _350940)
   Call: (205) [system] peek_char((0x55798e5fad60), _351874)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _350940=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _337004=['1']
   Exit: (204) [system] ['1']=['1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (203) [system] _323068=[f, '1']
   Exit: (203) [system] [f, '1']=[f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '1'])
   Call: (202) [system] _309132=[o, f, '1']
   Exit: (202) [system] [o, f, '1']=[o, f, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '1'])
   Call: (201) [system] _295196=[o, o, f, '1']
   Exit: (201) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '1'])
   Call: (200) [system] _281260=[r, o, o, f, '1']
   Exit: (200) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '1'])
   Call: (199) [system] _267324=[p, r, o, o, f, '1']
   Exit: (199) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '1'])
^  Call: (198) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _233670)
   Call: (199) [system] atom_chars(_377922, ['_', p, r, o, o, f, '1'])
   Exit: (199) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (198) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _proof1)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _proof1)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), _proof1)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _382586)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _384444)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _392182)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _394886)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _409964)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _415534)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _417392)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _431546)
   Exit: (198) [system] get_char((0x55798e5fad60), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _415534)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _449188)
   Call: (200) [system] peek_char((0x55798e5fad60), _450122)
   Exit: (200) [system] peek_char((0x55798e5fad60), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_454842, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_455774, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55798e5fad60), p)
   Exit: (200) [system] get_char((0x55798e5fad60), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _463124)
   Call: (201) [system] peek_char((0x55798e5fad60), _464058)
   Exit: (201) [system] peek_char((0x55798e5fad60), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_468778, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_469710, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55798e5fad60), r)
   Exit: (201) [system] get_char((0x55798e5fad60), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _477060)
   Call: (202) [system] peek_char((0x55798e5fad60), _477994)
   Exit: (202) [system] peek_char((0x55798e5fad60), e)
^  Call: (202) [user] is_delimiter(e)
   Call: (203) [system] char_type(e, space)
   Fail: (203) [system] char_type(e, space)
   Call: (203) [system] arg(_482714, v('(', ')', end_of_file), e)
   Fail: (203) [system] arg(_483646, v('(', ')', end_of_file), e)
^  Fail: (202) [user] is_delimiter(e)
   Call: (202) [system] ')'==e
   Fail: (202) [system] ')'==e
   Call: (202) [system] get_char((0x55798e5fad60), e)
   Exit: (202) [system] get_char((0x55798e5fad60), e)
   Call: (202) [system] e=(\)
   Fail: (202) [system] e=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _490996)
   Call: (203) [system] peek_char((0x55798e5fad60), _491930)
   Exit: (203) [system] peek_char((0x55798e5fad60), m)
^  Call: (203) [user] is_delimiter(m)
   Call: (204) [system] char_type(m, space)
   Fail: (204) [system] char_type(m, space)
   Call: (204) [system] arg(_496650, v('(', ')', end_of_file), m)
   Fail: (204) [system] arg(_497582, v('(', ')', end_of_file), m)
^  Fail: (203) [user] is_delimiter(m)
   Call: (203) [system] ')'==m
   Fail: (203) [system] ')'==m
   Call: (203) [system] get_char((0x55798e5fad60), m)
   Exit: (203) [system] get_char((0x55798e5fad60), m)
   Call: (203) [system] m=(\)
   Fail: (203) [system] m=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _504932)
   Call: (204) [system] peek_char((0x55798e5fad60), _505866)
   Exit: (204) [system] peek_char((0x55798e5fad60), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_510586, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_511518, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55798e5fad60), i)
   Exit: (204) [system] get_char((0x55798e5fad60), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _518868)
   Call: (205) [system] peek_char((0x55798e5fad60), _519802)
   Exit: (205) [system] peek_char((0x55798e5fad60), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_524522, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_525454, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55798e5fad60), s)
   Exit: (205) [system] get_char((0x55798e5fad60), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _532804)
   Call: (206) [system] peek_char((0x55798e5fad60), _533738)
   Exit: (206) [system] peek_char((0x55798e5fad60), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_538458, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_539390, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55798e5fad60), e)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _546740)
   Call: (207) [system] peek_char((0x55798e5fad60), _547674)
   Exit: (207) [system] peek_char((0x55798e5fad60), '1')
^  Call: (207) [user] is_delimiter('1')
   Call: (208) [system] char_type('1', space)
   Fail: (208) [system] char_type('1', space)
   Call: (208) [system] arg(_552394, v('(', ')', end_of_file), '1')
   Fail: (208) [system] arg(_553326, v('(', ')', end_of_file), '1')
^  Fail: (207) [user] is_delimiter('1')
   Call: (207) [system] ')'=='1'
   Fail: (207) [system] ')'=='1'
   Call: (207) [system] get_char((0x55798e5fad60), '1')
   Exit: (207) [system] get_char((0x55798e5fad60), '1')
   Call: (207) [system] '1'=(\)
   Fail: (207) [system] '1'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _560676)
   Call: (208) [system] peek_char((0x55798e5fad60), _561610)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_566330, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _560676=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _546740=['1']
   Exit: (207) [system] ['1']=['1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (206) [system] _532804=[e, '1']
   Exit: (206) [system] [e, '1']=[e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '1'])
   Call: (205) [system] _518868=[s, e, '1']
   Exit: (205) [system] [s, e, '1']=[s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '1'])
   Call: (204) [system] _504932=[i, s, e, '1']
   Exit: (204) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '1'])
   Call: (203) [system] _490996=[m, i, s, e, '1']
   Exit: (203) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '1'])
   Call: (202) [system] _477060=[e, m, i, s, e, '1']
   Exit: (202) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '1'])
   Call: (201) [system] _463124=[r, e, m, i, s, e, '1']
   Exit: (201) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '1'])
   Call: (200) [system] _449188=[p, r, e, m, i, s, e, '1']
   Exit: (200) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '1'])
^  Call: (199) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _415534)
   Call: (200) [system] atom_chars(_595118, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (200) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (199) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _premise1)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), _premise1)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _599782)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _601640)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _615794)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55798e5fad60), _619584)
   Exit: (198) [system] get_char((0x55798e5fad60), ')')
   Call: (198) [system] _599782=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [])
   Call: (197) [system] _382586=[_premise1]
   Exit: (197) [system] [_premise1]=[_premise1]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [_premise1])
   Call: (196) [system] _200722=[_proof1, _premise1]
   Exit: (196) [system] [_proof1, _premise1]=[_proof1, _premise1]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [_proof1, _premise1])
   Call: (195) [system] _108018=[:, _proof1, _premise1]
   Exit: (195) [system] [:, _proof1, _premise1]=[:, _proof1, _premise1]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [:, _proof1, _premise1])
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof1, _premise1])
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _633466)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _635324)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _643062)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _645766)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _660844)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _666414)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _668272)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _682426)
   Exit: (195) [system] get_char((0x55798e5fad60), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _666414)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _687996)
   Exit: (197) [system] peek_char((0x55798e5fad60), s)
   Call: (197) [system] s=(;)
   Fail: (197) [system] s=(;)
^  Call: (197) [user] is_like_space(s)
   Call: (198) [system] char_type(s, 'white')
   Fail: (198) [system] char_type(s, 'white')
   Call: (198) [system] char_type(s, end_of_line)
   Fail: (198) [system] char_type(s, end_of_line)
   Call: (198) [system] char_type(s, space)
   Fail: (198) [system] char_type(s, space)
   Call: (198) [system] char_type(s, cntrl)
   Fail: (198) [system] char_type(s, cntrl)
^  Fail: (197) [user] is_like_space(s)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _702150)
   Exit: (196) [system] peek_char((0x55798e5fad60), s)
   Call: (196) [system] s=')'
   Fail: (196) [system] s=')'
   Call: (196) [system] s=end_of_file
   Fail: (196) [system] s=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _707720)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _709578)
   Exit: (198) [system] peek_char((0x55798e5fad60), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _723732)
   Exit: (197) [system] get_char((0x55798e5fad60), s)
   Call: (197) [system] s='('
   Fail: (197) [system] s='('
   Call: (197) [system] s='['
   Fail: (197) [system] s='['
   Call: (197) [system] s='{'
   Fail: (197) [system] s='{'
   Call: (197) [system] s='"'
   Fail: (197) [system] s='"'
   Call: (197) [system] s=!
   Fail: (197) [system] s=!
   Call: (197) [system] s='\''
   Fail: (197) [system] s='\''
   Call: (197) [system] s='`'
   Fail: (197) [system] s='`'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), s, _707720)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _741374)
   Call: (199) [system] peek_char((0x55798e5fad60), _742308)
   Exit: (199) [system] peek_char((0x55798e5fad60), y)
^  Call: (199) [user] is_delimiter(y)
   Call: (200) [system] char_type(y, space)
   Fail: (200) [system] char_type(y, space)
   Call: (200) [system] arg(_747028, v('(', ')', end_of_file), y)
   Fail: (200) [system] arg(_747960, v('(', ')', end_of_file), y)
^  Fail: (199) [user] is_delimiter(y)
   Call: (199) [system] ')'==y
   Fail: (199) [system] ')'==y
   Call: (199) [system] get_char((0x55798e5fad60), y)
   Exit: (199) [system] get_char((0x55798e5fad60), y)
   Call: (199) [system] y=(\)
   Fail: (199) [system] y=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _755310)
   Call: (200) [system] peek_char((0x55798e5fad60), _756244)
   Exit: (200) [system] peek_char((0x55798e5fad60), n)
^  Call: (200) [user] is_delimiter(n)
   Call: (201) [system] char_type(n, space)
   Fail: (201) [system] char_type(n, space)
   Call: (201) [system] arg(_760964, v('(', ')', end_of_file), n)
   Fail: (201) [system] arg(_761896, v('(', ')', end_of_file), n)
^  Fail: (200) [user] is_delimiter(n)
   Call: (200) [system] ')'==n
   Fail: (200) [system] ')'==n
   Call: (200) [system] get_char((0x55798e5fad60), n)
   Exit: (200) [system] get_char((0x55798e5fad60), n)
   Call: (200) [system] n=(\)
   Fail: (200) [system] n=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _769246)
   Call: (201) [system] peek_char((0x55798e5fad60), _770180)
   Exit: (201) [system] peek_char((0x55798e5fad60), t)
^  Call: (201) [user] is_delimiter(t)
   Call: (202) [system] char_type(t, space)
   Fail: (202) [system] char_type(t, space)
   Call: (202) [system] arg(_774900, v('(', ')', end_of_file), t)
   Fail: (202) [system] arg(_775832, v('(', ')', end_of_file), t)
^  Fail: (201) [user] is_delimiter(t)
   Call: (201) [system] ')'==t
   Fail: (201) [system] ')'==t
   Call: (201) [system] get_char((0x55798e5fad60), t)
   Exit: (201) [system] get_char((0x55798e5fad60), t)
   Call: (201) [system] t=(\)
   Fail: (201) [system] t=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _783182)
   Call: (202) [system] peek_char((0x55798e5fad60), _784116)
   Exit: (202) [system] peek_char((0x55798e5fad60), h)
^  Call: (202) [user] is_delimiter(h)
   Call: (203) [system] char_type(h, space)
   Fail: (203) [system] char_type(h, space)
   Call: (203) [system] arg(_788836, v('(', ')', end_of_file), h)
   Fail: (203) [system] arg(_789768, v('(', ')', end_of_file), h)
^  Fail: (202) [user] is_delimiter(h)
   Call: (202) [system] ')'==h
   Fail: (202) [system] ')'==h
   Call: (202) [system] get_char((0x55798e5fad60), h)
   Exit: (202) [system] get_char((0x55798e5fad60), h)
   Call: (202) [system] h=(\)
   Fail: (202) [system] h=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _797118)
   Call: (203) [system] peek_char((0x55798e5fad60), _798052)
   Exit: (203) [system] peek_char((0x55798e5fad60), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_802772, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_803704, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55798e5fad60), e)
   Exit: (203) [system] get_char((0x55798e5fad60), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _811054)
   Call: (204) [system] peek_char((0x55798e5fad60), _811988)
   Exit: (204) [system] peek_char((0x55798e5fad60), s)
^  Call: (204) [user] is_delimiter(s)
   Call: (205) [system] char_type(s, space)
   Fail: (205) [system] char_type(s, space)
   Call: (205) [system] arg(_816708, v('(', ')', end_of_file), s)
   Fail: (205) [system] arg(_817640, v('(', ')', end_of_file), s)
^  Fail: (204) [user] is_delimiter(s)
   Call: (204) [system] ')'==s
   Fail: (204) [system] ')'==s
   Call: (204) [system] get_char((0x55798e5fad60), s)
   Exit: (204) [system] get_char((0x55798e5fad60), s)
   Call: (204) [system] s=(\)
   Fail: (204) [system] s=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _824990)
   Call: (205) [system] peek_char((0x55798e5fad60), _825924)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_830644, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_831576, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _838926)
   Call: (206) [system] peek_char((0x55798e5fad60), _839860)
   Exit: (206) [system] peek_char((0x55798e5fad60), z)
^  Call: (206) [user] is_delimiter(z)
   Call: (207) [system] char_type(z, space)
   Fail: (207) [system] char_type(z, space)
   Call: (207) [system] arg(_844580, v('(', ')', end_of_file), z)
   Fail: (207) [system] arg(_845512, v('(', ')', end_of_file), z)
^  Fail: (206) [user] is_delimiter(z)
   Call: (206) [system] ')'==z
   Fail: (206) [system] ')'==z
   Call: (206) [system] get_char((0x55798e5fad60), z)
   Exit: (206) [system] get_char((0x55798e5fad60), z)
   Call: (206) [system] z=(\)
   Fail: (206) [system] z=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _852862)
   Call: (207) [system] peek_char((0x55798e5fad60), _853796)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_858516, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_859448, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _866798)
   Call: (208) [system] peek_char((0x55798e5fad60), _867732)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _866798=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _852862=[e]
   Exit: (207) [system] [e]=[e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (206) [system] _838926=[z, e]
   Exit: (206) [system] [z, e]=[z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (205) [system] _824990=[i, z, e]
   Exit: (205) [system] [i, z, e]=[i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (204) [system] _811054=[s, i, z, e]
   Exit: (204) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (203) [system] _797118=[e, s, i, z, e]
   Exit: (203) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (202) [system] _783182=[h, e, s, i, z, e]
   Exit: (202) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (201) [system] _769246=[t, h, e, s, i, z, e]
   Exit: (201) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (200) [system] _755310=[n, t, h, e, s, i, z, e]
   Exit: (200) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (199) [system] _741374=[y, n, t, h, e, s, i, z, e]
   Exit: (199) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (198) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _707720)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_902188, _902190), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _707720), _902164, fail)), '$restore_trace'(_902188, _902190))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_902188, _902190))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _902164, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(synthesize)
   Exit: (199) [system] atomic(synthesize)
^  Exit: (198) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _909688)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _911546)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _919284)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _921988)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _937066)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _942636)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _944494)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _958648)
   Exit: (198) [system] get_char((0x55798e5fad60), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _942636)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _964218)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _978372)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=')'
   Fail: (199) [system] (:)=')'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _983942)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _985800)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _999954)
   Exit: (200) [system] get_char((0x55798e5fad60), :)
   Call: (200) [system] (:)='('
   Fail: (200) [system] (:)='('
   Call: (200) [system] (:)='['
   Fail: (200) [system] (:)='['
   Call: (200) [system] (:)='{'
   Fail: (200) [system] (:)='{'
   Call: (200) [system] (:)='"'
   Fail: (200) [system] (:)='"'
   Call: (200) [system] (:)=!
   Fail: (200) [system] (:)=!
   Call: (200) [system] (:)='\''
   Fail: (200) [system] (:)='\''
   Call: (200) [system] (:)='`'
   Fail: (200) [system] (:)='`'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), :, _983942)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1017596)
   Call: (202) [system] peek_char((0x55798e5fad60), _1018530)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _1017596=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (201) [user] classify_and_convert_charseq(:, [], _983942)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_1027840, _1027842), once(user:catch(read_from_chars([:], _983942), _1027816, fail)), '$restore_trace'(_1027840, _1027842))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_1027840, _1027842))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1027816, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(:)
   Exit: (202) [system] atomic(:)
^  Exit: (201) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1035340)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1037198)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1044936)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1047640)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1062718)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1068288)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1070146)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1084300)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _1068288)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1101942)
   Call: (203) [system] peek_char((0x55798e5fad60), _1102876)
   Exit: (203) [system] peek_char((0x55798e5fad60), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_1107596, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_1108528, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55798e5fad60), p)
   Exit: (203) [system] get_char((0x55798e5fad60), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1115878)
   Call: (204) [system] peek_char((0x55798e5fad60), _1116812)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1121532, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1122464, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1129814)
   Call: (205) [system] peek_char((0x55798e5fad60), _1130748)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1135468, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1136400, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1143750)
   Call: (206) [system] peek_char((0x55798e5fad60), _1144684)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1149404, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1150336, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1157686)
   Call: (207) [system] peek_char((0x55798e5fad60), _1158620)
   Exit: (207) [system] peek_char((0x55798e5fad60), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_1163340, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_1164272, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55798e5fad60), f)
   Exit: (207) [system] get_char((0x55798e5fad60), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1171622)
   Call: (208) [system] peek_char((0x55798e5fad60), _1172556)
   Exit: (208) [system] peek_char((0x55798e5fad60), '1')
^  Call: (208) [user] is_delimiter('1')
   Call: (209) [system] char_type('1', space)
   Fail: (209) [system] char_type('1', space)
   Call: (209) [system] arg(_1177276, v('(', ')', end_of_file), '1')
   Fail: (209) [system] arg(_1178208, v('(', ')', end_of_file), '1')
^  Fail: (208) [user] is_delimiter('1')
   Call: (208) [system] ')'=='1'
   Fail: (208) [system] ')'=='1'
   Call: (208) [system] get_char((0x55798e5fad60), '1')
   Exit: (208) [system] get_char((0x55798e5fad60), '1')
   Call: (208) [system] '1'=(\)
   Fail: (208) [system] '1'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1185558)
   Call: (209) [system] peek_char((0x55798e5fad60), _1186492)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1185558=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _1171622=['1']
   Exit: (208) [system] ['1']=['1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (207) [system] _1157686=[f, '1']
   Exit: (207) [system] [f, '1']=[f, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '1'])
   Call: (206) [system] _1143750=[o, f, '1']
   Exit: (206) [system] [o, f, '1']=[o, f, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '1'])
   Call: (205) [system] _1129814=[o, o, f, '1']
   Exit: (205) [system] [o, o, f, '1']=[o, o, f, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '1'])
   Call: (204) [system] _1115878=[r, o, o, f, '1']
   Exit: (204) [system] [r, o, o, f, '1']=[r, o, o, f, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '1'])
   Call: (203) [system] _1101942=[p, r, o, o, f, '1']
   Exit: (203) [system] [p, r, o, o, f, '1']=[p, r, o, o, f, '1']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '1'])
^  Call: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _1068288)
   Call: (203) [system] atom_chars(_1212540, ['_', p, r, o, o, f, '1'])
   Exit: (203) [system] atom_chars('_proof1', ['_', p, r, o, o, f, '1'])
^  Exit: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f, '1'], _proof1)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _proof1)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _proof1)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1217204)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1219062)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1226800)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1229504)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1244582)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1250152)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1252010)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1266164)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _1250152)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1283806)
   Call: (204) [system] peek_char((0x55798e5fad60), _1284740)
   Exit: (204) [system] peek_char((0x55798e5fad60), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_1289460, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_1290392, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55798e5fad60), p)
   Exit: (204) [system] get_char((0x55798e5fad60), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1297742)
   Call: (205) [system] peek_char((0x55798e5fad60), _1298676)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1303396, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1304328, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1311678)
   Call: (206) [system] peek_char((0x55798e5fad60), _1312612)
   Exit: (206) [system] peek_char((0x55798e5fad60), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_1317332, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_1318264, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55798e5fad60), e)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1325614)
   Call: (207) [system] peek_char((0x55798e5fad60), _1326548)
   Exit: (207) [system] peek_char((0x55798e5fad60), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_1331268, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_1332200, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55798e5fad60), m)
   Exit: (207) [system] get_char((0x55798e5fad60), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1339550)
   Call: (208) [system] peek_char((0x55798e5fad60), _1340484)
   Exit: (208) [system] peek_char((0x55798e5fad60), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1345204, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1346136, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55798e5fad60), i)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1353486)
   Call: (209) [system] peek_char((0x55798e5fad60), _1354420)
   Exit: (209) [system] peek_char((0x55798e5fad60), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_1359140, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_1360072, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55798e5fad60), s)
   Exit: (209) [system] get_char((0x55798e5fad60), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1367422)
   Call: (210) [system] peek_char((0x55798e5fad60), _1368356)
   Exit: (210) [system] peek_char((0x55798e5fad60), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_1373076, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_1374008, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55798e5fad60), e)
   Exit: (210) [system] get_char((0x55798e5fad60), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1381358)
   Call: (211) [system] peek_char((0x55798e5fad60), _1382292)
   Exit: (211) [system] peek_char((0x55798e5fad60), '1')
^  Call: (211) [user] is_delimiter('1')
   Call: (212) [system] char_type('1', space)
   Fail: (212) [system] char_type('1', space)
   Call: (212) [system] arg(_1387012, v('(', ')', end_of_file), '1')
   Fail: (212) [system] arg(_1387944, v('(', ')', end_of_file), '1')
^  Fail: (211) [user] is_delimiter('1')
   Call: (211) [system] ')'=='1'
   Fail: (211) [system] ')'=='1'
   Call: (211) [system] get_char((0x55798e5fad60), '1')
   Exit: (211) [system] get_char((0x55798e5fad60), '1')
   Call: (211) [system] '1'=(\)
   Fail: (211) [system] '1'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1395294)
   Call: (212) [system] peek_char((0x55798e5fad60), _1396228)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_1400948, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _1395294=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _1381358=['1']
   Exit: (211) [system] ['1']=['1']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), ['1'])
   Call: (210) [system] _1367422=[e, '1']
   Exit: (210) [system] [e, '1']=[e, '1']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '1'])
   Call: (209) [system] _1353486=[s, e, '1']
   Exit: (209) [system] [s, e, '1']=[s, e, '1']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '1'])
   Call: (208) [system] _1339550=[i, s, e, '1']
   Exit: (208) [system] [i, s, e, '1']=[i, s, e, '1']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '1'])
   Call: (207) [system] _1325614=[m, i, s, e, '1']
   Exit: (207) [system] [m, i, s, e, '1']=[m, i, s, e, '1']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '1'])
   Call: (206) [system] _1311678=[e, m, i, s, e, '1']
   Exit: (206) [system] [e, m, i, s, e, '1']=[e, m, i, s, e, '1']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '1'])
   Call: (205) [system] _1297742=[r, e, m, i, s, e, '1']
   Exit: (205) [system] [r, e, m, i, s, e, '1']=[r, e, m, i, s, e, '1']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '1'])
   Call: (204) [system] _1283806=[p, r, e, m, i, s, e, '1']
   Exit: (204) [system] [p, r, e, m, i, s, e, '1']=[p, r, e, m, i, s, e, '1']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '1'])
^  Call: (203) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _1250152)
   Call: (204) [system] atom_chars(_1429736, ['_', p, r, e, m, i, s, e, '1'])
   Exit: (204) [system] atom_chars('_premise1', ['_', p, r, e, m, i, s, e, '1'])
^  Exit: (203) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '1'], _premise1)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _premise1)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _premise1)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1434400)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1436258)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1450412)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55798e5fad60), _1454202)
   Exit: (202) [system] get_char((0x55798e5fad60), ')')
   Call: (202) [system] _1434400=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [])
   Call: (201) [system] _1217204=[_premise1]
   Exit: (201) [system] [_premise1]=[_premise1]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_premise1])
   Call: (200) [system] _1035340=[_proof1, _premise1]
   Exit: (200) [system] [_proof1, _premise1]=[_proof1, _premise1]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_proof1, _premise1])
   Call: (199) [system] _942636=[:, _proof1, _premise1]
   Exit: (199) [system] [:, _proof1, _premise1]=[:, _proof1, _premise1]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [:, _proof1, _premise1])
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof1, _premise1])
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1468084)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1469942)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1477680)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1480384)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1495462)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1501032)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1502890)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1517044)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _1501032)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1534686)
   Call: (201) [system] peek_char((0x55798e5fad60), _1535620)
   Exit: (201) [system] peek_char((0x55798e5fad60), k)
^  Call: (201) [user] is_delimiter(k)
   Call: (202) [system] char_type(k, space)
   Fail: (202) [system] char_type(k, space)
   Call: (202) [system] arg(_1540340, v('(', ')', end_of_file), k)
   Fail: (202) [system] arg(_1541272, v('(', ')', end_of_file), k)
^  Fail: (201) [user] is_delimiter(k)
   Call: (201) [system] ')'==k
   Fail: (201) [system] ')'==k
   Call: (201) [system] get_char((0x55798e5fad60), k)
   Exit: (201) [system] get_char((0x55798e5fad60), k)
   Call: (201) [system] k=(\)
   Fail: (201) [system] k=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1548622)
   Call: (202) [system] peek_char((0x55798e5fad60), _1549556)
   Exit: (202) [system] peek_char((0x55798e5fad60), b)
^  Call: (202) [user] is_delimiter(b)
   Call: (203) [system] char_type(b, space)
   Fail: (203) [system] char_type(b, space)
   Call: (203) [system] arg(_1554276, v('(', ')', end_of_file), b)
   Fail: (203) [system] arg(_1555208, v('(', ')', end_of_file), b)
^  Fail: (202) [user] is_delimiter(b)
   Call: (202) [system] ')'==b
   Fail: (202) [system] ')'==b
   Call: (202) [system] get_char((0x55798e5fad60), b)
   Exit: (202) [system] get_char((0x55798e5fad60), b)
   Call: (202) [system] b=(\)
   Fail: (202) [system] b=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1562558)
   Call: (203) [system] peek_char((0x55798e5fad60), _1563492)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _1562558=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (202) [system] _1548622=[b]
   Exit: (202) [system] [b]=[b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (201) [system] _1534686=[k, b]
   Exit: (201) [system] [k, b]=[k, b]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (200) [user] classify_and_convert_charseq($, [k, b], _1501032)
   Call: (201) [system] atom_chars(_1578364, ['_', k, b])
   Exit: (201) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (200) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1583028)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1584886)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1592624)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1595328)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1610406)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1615976)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1617834)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1631988)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _1615976)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1649630)
   Call: (202) [system] peek_char((0x55798e5fad60), _1650564)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_1655284, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_1656216, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1663566)
   Call: (203) [system] peek_char((0x55798e5fad60), _1664500)
   Exit: (203) [system] peek_char((0x55798e5fad60), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_1669220, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_1670152, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55798e5fad60), b)
   Exit: (203) [system] get_char((0x55798e5fad60), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1677502)
   Call: (204) [system] peek_char((0x55798e5fad60), _1678436)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1677502=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (203) [system] _1663566=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (202) [system] _1649630=[r, b]
   Exit: (202) [system] [r, b]=[r, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (201) [user] classify_and_convert_charseq($, [r, b], _1615976)
   Call: (202) [system] atom_chars(_1693308, ['_', r, b])
   Exit: (202) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (201) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1697972)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1699830)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1707568)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1710272)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1725350)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1730920)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1732778)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1746932)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _1730920)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1764574)
   Call: (203) [system] peek_char((0x55798e5fad60), _1765508)
   Exit: (203) [system] peek_char((0x55798e5fad60), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_1770228, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_1771160, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55798e5fad60), k)
   Exit: (203) [system] get_char((0x55798e5fad60), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1778510)
   Call: (204) [system] peek_char((0x55798e5fad60), _1779444)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
^  Call: (204) [user] is_delimiter(')')
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] arg(_1784164, v('(', ')', end_of_file), ')')
   Exit: (205) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (204) [user] is_delimiter(')')
   Call: (204) [system] _1778510=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (203) [system] _1764574=[k]
   Exit: (203) [system] [k]=[k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (202) [user] classify_and_convert_charseq($, [k], _1730920)
   Call: (203) [system] atom_chars(_1793394, ['_', k])
   Exit: (203) [system] atom_chars('_k', ['_', k])
^  Exit: (202) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1798058)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1799916)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1814070)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55798e5fad60), _1817860)
   Exit: (201) [system] get_char((0x55798e5fad60), ')')
   Call: (201) [system] _1798058=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [])
   Call: (200) [system] _1697972=[_k]
   Exit: (200) [system] [_k]=[_k]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (199) [system] _1583028=[_rb, _k]
   Exit: (199) [system] [_rb, _k]=[_rb, _k]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_rb, _k])
   Call: (198) [system] _1468084=[_kb, _rb, _k]
   Exit: (198) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, _k])
   Call: (197) [system] _909688=[[:, _proof1, _premise1], _kb, _rb, _k]
   Exit: (197) [system] [[:, _proof1, _premise1], _kb, _rb, _k]=[[:, _proof1, _premise1], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [[:, _proof1, _premise1], _kb, _rb, _k])
   Call: (196) [system] _666414=[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]
   Exit: (196) [system] [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]=[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1837330)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1839188)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1853342)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55798e5fad60), _1857132)
   Exit: (195) [system] get_char((0x55798e5fad60), ')')
   Call: (195) [system] _1837330=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [])
   Call: (194) [system] _633466=[[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
   Exit: (194) [system] [[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]=[[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Call: (193) [system] _66712=[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
   Exit: (193) [system] [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]=[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1868220)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1870078)
   Exit: (193) [system] peek_char((0x55798e5fad60), '\n')
   Call: (193) [system] '\n'=(;)
   Fail: (193) [system] '\n'=(;)
^  Call: (193) [user] is_like_space('\n')
   Call: (194) [system] char_type('\n', 'white')
   Fail: (194) [system] char_type('\n', 'white')
   Call: (194) [system] char_type('\n', end_of_line)
   Exit: (194) [system] char_type('\n', end_of_line)
^  Exit: (193) [user] is_like_space('\n')
   Call: (193) [system] get_char((0x55798e5fad60), _1879672)
   Exit: (193) [system] get_char((0x55798e5fad60), '\n')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1882376)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1890114)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1892818)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1900556)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1903260)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1910998)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1913702)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1921440)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1924144)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1931882)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1934586)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1942324)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1945028)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1952766)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1955470)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1963208)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1965912)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1973650)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1976354)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1984092)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1986796)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _2011114)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _2016684)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _2018542)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _2032696)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _2016684)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _2038266)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _2052420)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _2057990)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _2059848)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _2074002)
   Exit: (195) [system] get_char((0x55798e5fad60), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _2057990)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _2079572)
   Exit: (197) [system] peek_char((0x55798e5fad60), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _2093726)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=')'
   Fail: (196) [system] (:)=')'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _6294)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _8152)
   Exit: (198) [system] peek_char((0x55798e5fad60), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _22306)
   Exit: (197) [system] get_char((0x55798e5fad60), :)
   Call: (197) [system] (:)='('
   Fail: (197) [system] (:)='('
   Call: (197) [system] (:)='['
   Fail: (197) [system] (:)='['
   Call: (197) [system] (:)='{'
   Fail: (197) [system] (:)='{'
   Call: (197) [system] (:)='"'
   Fail: (197) [system] (:)='"'
   Call: (197) [system] (:)=!
   Fail: (197) [system] (:)=!
   Call: (197) [system] (:)='\''
   Fail: (197) [system] (:)='\''
   Call: (197) [system] (:)='`'
   Fail: (197) [system] (:)='`'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), :, _6294)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _39948)
   Call: (199) [system] peek_char((0x55798e5fad60), _40882)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _39948=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (198) [user] classify_and_convert_charseq(:, [], _6294)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_50192, _50194), once(user:catch(read_from_chars([:], _6294), _50168, fail)), '$restore_trace'(_50192, _50194))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_50192, _50194))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _50168, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(:)
   Exit: (199) [system] atomic(:)
^  Exit: (198) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _57692)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _59550)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _67288)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _69992)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _85070)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _90640)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _92498)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _106652)
   Exit: (198) [system] get_char((0x55798e5fad60), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _90640)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _124294)
   Call: (200) [system] peek_char((0x55798e5fad60), _125228)
   Exit: (200) [system] peek_char((0x55798e5fad60), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_129948, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_130880, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55798e5fad60), p)
   Exit: (200) [system] get_char((0x55798e5fad60), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _138230)
   Call: (201) [system] peek_char((0x55798e5fad60), _139164)
   Exit: (201) [system] peek_char((0x55798e5fad60), r)
^  Call: (201) [user] is_delimiter(r)
   Call: (202) [system] char_type(r, space)
   Fail: (202) [system] char_type(r, space)
   Call: (202) [system] arg(_143884, v('(', ')', end_of_file), r)
   Fail: (202) [system] arg(_144816, v('(', ')', end_of_file), r)
^  Fail: (201) [user] is_delimiter(r)
   Call: (201) [system] ')'==r
   Fail: (201) [system] ')'==r
   Call: (201) [system] get_char((0x55798e5fad60), r)
   Exit: (201) [system] get_char((0x55798e5fad60), r)
   Call: (201) [system] r=(\)
   Fail: (201) [system] r=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _152166)
   Call: (202) [system] peek_char((0x55798e5fad60), _153100)
   Exit: (202) [system] peek_char((0x55798e5fad60), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_157820, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_158752, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55798e5fad60), o)
   Exit: (202) [system] get_char((0x55798e5fad60), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _166102)
   Call: (203) [system] peek_char((0x55798e5fad60), _167036)
   Exit: (203) [system] peek_char((0x55798e5fad60), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_171756, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_172688, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55798e5fad60), o)
   Exit: (203) [system] get_char((0x55798e5fad60), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _180038)
   Call: (204) [system] peek_char((0x55798e5fad60), _180972)
   Exit: (204) [system] peek_char((0x55798e5fad60), f)
^  Call: (204) [user] is_delimiter(f)
   Call: (205) [system] char_type(f, space)
   Fail: (205) [system] char_type(f, space)
   Call: (205) [system] arg(_185692, v('(', ')', end_of_file), f)
   Fail: (205) [system] arg(_186624, v('(', ')', end_of_file), f)
^  Fail: (204) [user] is_delimiter(f)
   Call: (204) [system] ')'==f
   Fail: (204) [system] ')'==f
   Call: (204) [system] get_char((0x55798e5fad60), f)
   Exit: (204) [system] get_char((0x55798e5fad60), f)
   Call: (204) [system] f=(\)
   Fail: (204) [system] f=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _193974)
   Call: (205) [system] peek_char((0x55798e5fad60), _194908)
   Exit: (205) [system] peek_char((0x55798e5fad60), '2')
^  Call: (205) [user] is_delimiter('2')
   Call: (206) [system] char_type('2', space)
   Fail: (206) [system] char_type('2', space)
   Call: (206) [system] arg(_199628, v('(', ')', end_of_file), '2')
   Fail: (206) [system] arg(_200560, v('(', ')', end_of_file), '2')
^  Fail: (205) [user] is_delimiter('2')
   Call: (205) [system] ')'=='2'
   Fail: (205) [system] ')'=='2'
   Call: (205) [system] get_char((0x55798e5fad60), '2')
   Exit: (205) [system] get_char((0x55798e5fad60), '2')
   Call: (205) [system] '2'=(\)
   Fail: (205) [system] '2'=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _207910)
   Call: (206) [system] peek_char((0x55798e5fad60), _208844)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _207910=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _193974=['2']
   Exit: (205) [system] ['2']=['2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (204) [system] _180038=[f, '2']
   Exit: (204) [system] [f, '2']=[f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '2'])
   Call: (203) [system] _166102=[o, f, '2']
   Exit: (203) [system] [o, f, '2']=[o, f, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '2'])
   Call: (202) [system] _152166=[o, o, f, '2']
   Exit: (202) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '2'])
   Call: (201) [system] _138230=[r, o, o, f, '2']
   Exit: (201) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '2'])
   Call: (200) [system] _124294=[p, r, o, o, f, '2']
   Exit: (200) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '2'])
^  Call: (199) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _90640)
   Call: (200) [system] atom_chars(_234892, ['_', p, r, o, o, f, '2'])
   Exit: (200) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (199) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _proof2)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _proof2)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), _proof2)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _239556)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _241414)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _249152)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _251856)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _266934)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _272504)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _274362)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _288516)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _272504)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _306158)
   Call: (201) [system] peek_char((0x55798e5fad60), _307092)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_311812, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_312744, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _320094)
   Call: (202) [system] peek_char((0x55798e5fad60), _321028)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_325748, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_326680, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _334030)
   Call: (203) [system] peek_char((0x55798e5fad60), _334964)
   Exit: (203) [system] peek_char((0x55798e5fad60), e)
^  Call: (203) [user] is_delimiter(e)
   Call: (204) [system] char_type(e, space)
   Fail: (204) [system] char_type(e, space)
   Call: (204) [system] arg(_339684, v('(', ')', end_of_file), e)
   Fail: (204) [system] arg(_340616, v('(', ')', end_of_file), e)
^  Fail: (203) [user] is_delimiter(e)
   Call: (203) [system] ')'==e
   Fail: (203) [system] ')'==e
   Call: (203) [system] get_char((0x55798e5fad60), e)
   Exit: (203) [system] get_char((0x55798e5fad60), e)
   Call: (203) [system] e=(\)
   Fail: (203) [system] e=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _347966)
   Call: (204) [system] peek_char((0x55798e5fad60), _348900)
   Exit: (204) [system] peek_char((0x55798e5fad60), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_353620, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_354552, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55798e5fad60), m)
   Exit: (204) [system] get_char((0x55798e5fad60), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _361902)
   Call: (205) [system] peek_char((0x55798e5fad60), _362836)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_367556, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_368488, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _375838)
   Call: (206) [system] peek_char((0x55798e5fad60), _376772)
   Exit: (206) [system] peek_char((0x55798e5fad60), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_381492, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_382424, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55798e5fad60), s)
   Exit: (206) [system] get_char((0x55798e5fad60), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _389774)
   Call: (207) [system] peek_char((0x55798e5fad60), _390708)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_395428, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_396360, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _403710)
   Call: (208) [system] peek_char((0x55798e5fad60), _404644)
   Exit: (208) [system] peek_char((0x55798e5fad60), '2')
^  Call: (208) [user] is_delimiter('2')
   Call: (209) [system] char_type('2', space)
   Fail: (209) [system] char_type('2', space)
   Call: (209) [system] arg(_409364, v('(', ')', end_of_file), '2')
   Fail: (209) [system] arg(_410296, v('(', ')', end_of_file), '2')
^  Fail: (208) [user] is_delimiter('2')
   Call: (208) [system] ')'=='2'
   Fail: (208) [system] ')'=='2'
   Call: (208) [system] get_char((0x55798e5fad60), '2')
   Exit: (208) [system] get_char((0x55798e5fad60), '2')
   Call: (208) [system] '2'=(\)
   Fail: (208) [system] '2'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _417646)
   Call: (209) [system] peek_char((0x55798e5fad60), _418580)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_423300, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _417646=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _403710=['2']
   Exit: (208) [system] ['2']=['2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (207) [system] _389774=[e, '2']
   Exit: (207) [system] [e, '2']=[e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '2'])
   Call: (206) [system] _375838=[s, e, '2']
   Exit: (206) [system] [s, e, '2']=[s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '2'])
   Call: (205) [system] _361902=[i, s, e, '2']
   Exit: (205) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '2'])
   Call: (204) [system] _347966=[m, i, s, e, '2']
   Exit: (204) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '2'])
   Call: (203) [system] _334030=[e, m, i, s, e, '2']
   Exit: (203) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '2'])
   Call: (202) [system] _320094=[r, e, m, i, s, e, '2']
   Exit: (202) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '2'])
   Call: (201) [system] _306158=[p, r, e, m, i, s, e, '2']
   Exit: (201) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '2'])
^  Call: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _272504)
   Call: (201) [system] atom_chars(_452088, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (201) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (200) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _premise2)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _premise2)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _456752)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _458610)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _472764)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55798e5fad60), _476554)
   Exit: (199) [system] get_char((0x55798e5fad60), ')')
   Call: (199) [system] _456752=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [])
   Call: (198) [system] _239556=[_premise2]
   Exit: (198) [system] [_premise2]=[_premise2]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_premise2])
   Call: (197) [system] _57692=[_proof2, _premise2]
   Exit: (197) [system] [_proof2, _premise2]=[_proof2, _premise2]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [_proof2, _premise2])
   Call: (196) [system] _3786=[:, _proof2, _premise2]
   Exit: (196) [system] [:, _proof2, _premise2]=[:, _proof2, _premise2]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [:, _proof2, _premise2])
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof2, _premise2])
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _490436)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _492294)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _500032)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _502736)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _517814)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _523384)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _525242)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _539396)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _523384)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _544966)
   Exit: (198) [system] peek_char((0x55798e5fad60), s)
   Call: (198) [system] s=(;)
   Fail: (198) [system] s=(;)
^  Call: (198) [user] is_like_space(s)
   Call: (199) [system] char_type(s, 'white')
   Fail: (199) [system] char_type(s, 'white')
   Call: (199) [system] char_type(s, end_of_line)
   Fail: (199) [system] char_type(s, end_of_line)
   Call: (199) [system] char_type(s, space)
   Fail: (199) [system] char_type(s, space)
   Call: (199) [system] char_type(s, cntrl)
   Fail: (199) [system] char_type(s, cntrl)
^  Fail: (198) [user] is_like_space(s)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _559120)
   Exit: (197) [system] peek_char((0x55798e5fad60), s)
   Call: (197) [system] s=')'
   Fail: (197) [system] s=')'
   Call: (197) [system] s=end_of_file
   Fail: (197) [system] s=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _564690)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _566548)
   Exit: (199) [system] peek_char((0x55798e5fad60), s)
   Call: (199) [system] s=(;)
   Fail: (199) [system] s=(;)
^  Call: (199) [user] is_like_space(s)
   Call: (200) [system] char_type(s, 'white')
   Fail: (200) [system] char_type(s, 'white')
   Call: (200) [system] char_type(s, end_of_line)
   Fail: (200) [system] char_type(s, end_of_line)
   Call: (200) [system] char_type(s, space)
   Fail: (200) [system] char_type(s, space)
   Call: (200) [system] char_type(s, cntrl)
   Fail: (200) [system] char_type(s, cntrl)
^  Fail: (199) [user] is_like_space(s)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _580702)
   Exit: (198) [system] get_char((0x55798e5fad60), s)
   Call: (198) [system] s='('
   Fail: (198) [system] s='('
   Call: (198) [system] s='['
   Fail: (198) [system] s='['
   Call: (198) [system] s='{'
   Fail: (198) [system] s='{'
   Call: (198) [system] s='"'
   Fail: (198) [system] s='"'
   Call: (198) [system] s=!
   Fail: (198) [system] s=!
   Call: (198) [system] s='\''
   Fail: (198) [system] s='\''
   Call: (198) [system] s='`'
   Fail: (198) [system] s='`'
   Call: (198) [system] s=end_of_file
   Fail: (198) [system] s=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), s, _564690)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _598344)
   Call: (200) [system] peek_char((0x55798e5fad60), _599278)
   Exit: (200) [system] peek_char((0x55798e5fad60), y)
^  Call: (200) [user] is_delimiter(y)
   Call: (201) [system] char_type(y, space)
   Fail: (201) [system] char_type(y, space)
   Call: (201) [system] arg(_603998, v('(', ')', end_of_file), y)
   Fail: (201) [system] arg(_604930, v('(', ')', end_of_file), y)
^  Fail: (200) [user] is_delimiter(y)
   Call: (200) [system] ')'==y
   Fail: (200) [system] ')'==y
   Call: (200) [system] get_char((0x55798e5fad60), y)
   Exit: (200) [system] get_char((0x55798e5fad60), y)
   Call: (200) [system] y=(\)
   Fail: (200) [system] y=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _612280)
   Call: (201) [system] peek_char((0x55798e5fad60), _613214)
   Exit: (201) [system] peek_char((0x55798e5fad60), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_617934, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_618866, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55798e5fad60), n)
   Exit: (201) [system] get_char((0x55798e5fad60), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _626216)
   Call: (202) [system] peek_char((0x55798e5fad60), _627150)
   Exit: (202) [system] peek_char((0x55798e5fad60), t)
^  Call: (202) [user] is_delimiter(t)
   Call: (203) [system] char_type(t, space)
   Fail: (203) [system] char_type(t, space)
   Call: (203) [system] arg(_631870, v('(', ')', end_of_file), t)
   Fail: (203) [system] arg(_632802, v('(', ')', end_of_file), t)
^  Fail: (202) [user] is_delimiter(t)
   Call: (202) [system] ')'==t
   Fail: (202) [system] ')'==t
   Call: (202) [system] get_char((0x55798e5fad60), t)
   Exit: (202) [system] get_char((0x55798e5fad60), t)
   Call: (202) [system] t=(\)
   Fail: (202) [system] t=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _640152)
   Call: (203) [system] peek_char((0x55798e5fad60), _641086)
   Exit: (203) [system] peek_char((0x55798e5fad60), h)
^  Call: (203) [user] is_delimiter(h)
   Call: (204) [system] char_type(h, space)
   Fail: (204) [system] char_type(h, space)
   Call: (204) [system] arg(_645806, v('(', ')', end_of_file), h)
   Fail: (204) [system] arg(_646738, v('(', ')', end_of_file), h)
^  Fail: (203) [user] is_delimiter(h)
   Call: (203) [system] ')'==h
   Fail: (203) [system] ')'==h
   Call: (203) [system] get_char((0x55798e5fad60), h)
   Exit: (203) [system] get_char((0x55798e5fad60), h)
   Call: (203) [system] h=(\)
   Fail: (203) [system] h=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _654088)
   Call: (204) [system] peek_char((0x55798e5fad60), _655022)
   Exit: (204) [system] peek_char((0x55798e5fad60), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_659742, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_660674, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55798e5fad60), e)
   Exit: (204) [system] get_char((0x55798e5fad60), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _668024)
   Call: (205) [system] peek_char((0x55798e5fad60), _668958)
   Exit: (205) [system] peek_char((0x55798e5fad60), s)
^  Call: (205) [user] is_delimiter(s)
   Call: (206) [system] char_type(s, space)
   Fail: (206) [system] char_type(s, space)
   Call: (206) [system] arg(_673678, v('(', ')', end_of_file), s)
   Fail: (206) [system] arg(_674610, v('(', ')', end_of_file), s)
^  Fail: (205) [user] is_delimiter(s)
   Call: (205) [system] ')'==s
   Fail: (205) [system] ')'==s
   Call: (205) [system] get_char((0x55798e5fad60), s)
   Exit: (205) [system] get_char((0x55798e5fad60), s)
   Call: (205) [system] s=(\)
   Fail: (205) [system] s=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _681960)
   Call: (206) [system] peek_char((0x55798e5fad60), _682894)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_687614, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_688546, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _695896)
   Call: (207) [system] peek_char((0x55798e5fad60), _696830)
   Exit: (207) [system] peek_char((0x55798e5fad60), z)
^  Call: (207) [user] is_delimiter(z)
   Call: (208) [system] char_type(z, space)
   Fail: (208) [system] char_type(z, space)
   Call: (208) [system] arg(_701550, v('(', ')', end_of_file), z)
   Fail: (208) [system] arg(_702482, v('(', ')', end_of_file), z)
^  Fail: (207) [user] is_delimiter(z)
   Call: (207) [system] ')'==z
   Fail: (207) [system] ')'==z
   Call: (207) [system] get_char((0x55798e5fad60), z)
   Exit: (207) [system] get_char((0x55798e5fad60), z)
   Call: (207) [system] z=(\)
   Fail: (207) [system] z=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _709832)
   Call: (208) [system] peek_char((0x55798e5fad60), _710766)
   Exit: (208) [system] peek_char((0x55798e5fad60), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_715486, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_716418, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55798e5fad60), e)
   Exit: (208) [system] get_char((0x55798e5fad60), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _723768)
   Call: (209) [system] peek_char((0x55798e5fad60), _724702)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _723768=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _709832=[e]
   Exit: (208) [system] [e]=[e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (207) [system] _695896=[z, e]
   Exit: (207) [system] [z, e]=[z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (206) [system] _681960=[i, z, e]
   Exit: (206) [system] [i, z, e]=[i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (205) [system] _668024=[s, i, z, e]
   Exit: (205) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (204) [system] _654088=[e, s, i, z, e]
   Exit: (204) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (203) [system] _640152=[h, e, s, i, z, e]
   Exit: (203) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (202) [system] _626216=[t, h, e, s, i, z, e]
   Exit: (202) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (201) [system] _612280=[n, t, h, e, s, i, z, e]
   Exit: (201) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (200) [system] _598344=[y, n, t, h, e, s, i, z, e]
   Exit: (200) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (199) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _564690)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_759158, _759160), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _564690), _759134, fail)), '$restore_trace'(_759158, _759160))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_759158, _759160))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _759134, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(synthesize)
   Exit: (200) [system] atomic(synthesize)
^  Exit: (199) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _766658)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _768516)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _776254)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _778958)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _794036)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _799606)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _801464)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _815618)
   Exit: (199) [system] get_char((0x55798e5fad60), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _799606)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _821188)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _835342)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=')'
   Fail: (200) [system] (:)=')'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _840912)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _842770)
   Exit: (202) [system] peek_char((0x55798e5fad60), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _856924)
   Exit: (201) [system] get_char((0x55798e5fad60), :)
   Call: (201) [system] (:)='('
   Fail: (201) [system] (:)='('
   Call: (201) [system] (:)='['
   Fail: (201) [system] (:)='['
   Call: (201) [system] (:)='{'
   Fail: (201) [system] (:)='{'
   Call: (201) [system] (:)='"'
   Fail: (201) [system] (:)='"'
   Call: (201) [system] (:)=!
   Fail: (201) [system] (:)=!
   Call: (201) [system] (:)='\''
   Fail: (201) [system] (:)='\''
   Call: (201) [system] (:)='`'
   Fail: (201) [system] (:)='`'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), :, _840912)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _874566)
   Call: (203) [system] peek_char((0x55798e5fad60), _875500)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _874566=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (202) [user] classify_and_convert_charseq(:, [], _840912)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_884810, _884812), once(user:catch(read_from_chars([:], _840912), _884786, fail)), '$restore_trace'(_884810, _884812))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_884810, _884812))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _884786, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(:)
   Exit: (203) [system] atomic(:)
^  Exit: (202) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _892310)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _894168)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _901906)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _904610)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _919688)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _925258)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _927116)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _941270)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _925258)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _958912)
   Call: (204) [system] peek_char((0x55798e5fad60), _959846)
   Exit: (204) [system] peek_char((0x55798e5fad60), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_964566, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_965498, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55798e5fad60), p)
   Exit: (204) [system] get_char((0x55798e5fad60), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _972848)
   Call: (205) [system] peek_char((0x55798e5fad60), _973782)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_978502, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_979434, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _986784)
   Call: (206) [system] peek_char((0x55798e5fad60), _987718)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_992438, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_993370, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1000720)
   Call: (207) [system] peek_char((0x55798e5fad60), _1001654)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1006374, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1007306, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1014656)
   Call: (208) [system] peek_char((0x55798e5fad60), _1015590)
   Exit: (208) [system] peek_char((0x55798e5fad60), f)
^  Call: (208) [user] is_delimiter(f)
   Call: (209) [system] char_type(f, space)
   Fail: (209) [system] char_type(f, space)
   Call: (209) [system] arg(_1020310, v('(', ')', end_of_file), f)
   Fail: (209) [system] arg(_1021242, v('(', ')', end_of_file), f)
^  Fail: (208) [user] is_delimiter(f)
   Call: (208) [system] ')'==f
   Fail: (208) [system] ')'==f
   Call: (208) [system] get_char((0x55798e5fad60), f)
   Exit: (208) [system] get_char((0x55798e5fad60), f)
   Call: (208) [system] f=(\)
   Fail: (208) [system] f=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1028592)
   Call: (209) [system] peek_char((0x55798e5fad60), _1029526)
   Exit: (209) [system] peek_char((0x55798e5fad60), '2')
^  Call: (209) [user] is_delimiter('2')
   Call: (210) [system] char_type('2', space)
   Fail: (210) [system] char_type('2', space)
   Call: (210) [system] arg(_1034246, v('(', ')', end_of_file), '2')
   Fail: (210) [system] arg(_1035178, v('(', ')', end_of_file), '2')
^  Fail: (209) [user] is_delimiter('2')
   Call: (209) [system] ')'=='2'
   Fail: (209) [system] ')'=='2'
   Call: (209) [system] get_char((0x55798e5fad60), '2')
   Exit: (209) [system] get_char((0x55798e5fad60), '2')
   Call: (209) [system] '2'=(\)
   Fail: (209) [system] '2'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1042528)
   Call: (210) [system] peek_char((0x55798e5fad60), _1043462)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1042528=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _1028592=['2']
   Exit: (209) [system] ['2']=['2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (208) [system] _1014656=[f, '2']
   Exit: (208) [system] [f, '2']=[f, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '2'])
   Call: (207) [system] _1000720=[o, f, '2']
   Exit: (207) [system] [o, f, '2']=[o, f, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '2'])
   Call: (206) [system] _986784=[o, o, f, '2']
   Exit: (206) [system] [o, o, f, '2']=[o, o, f, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '2'])
   Call: (205) [system] _972848=[r, o, o, f, '2']
   Exit: (205) [system] [r, o, o, f, '2']=[r, o, o, f, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '2'])
   Call: (204) [system] _958912=[p, r, o, o, f, '2']
   Exit: (204) [system] [p, r, o, o, f, '2']=[p, r, o, o, f, '2']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '2'])
^  Call: (203) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _925258)
   Call: (204) [system] atom_chars(_1069510, ['_', p, r, o, o, f, '2'])
   Exit: (204) [system] atom_chars('_proof2', ['_', p, r, o, o, f, '2'])
^  Exit: (203) [user] classify_and_convert_charseq($, [p, r, o, o, f, '2'], _proof2)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _proof2)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _proof2)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1074174)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1076032)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1083770)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1086474)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1101552)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1107122)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1108980)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _1123134)
   Exit: (203) [system] get_char((0x55798e5fad60), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _1107122)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1140776)
   Call: (205) [system] peek_char((0x55798e5fad60), _1141710)
   Exit: (205) [system] peek_char((0x55798e5fad60), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_1146430, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_1147362, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55798e5fad60), p)
   Exit: (205) [system] get_char((0x55798e5fad60), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1154712)
   Call: (206) [system] peek_char((0x55798e5fad60), _1155646)
   Exit: (206) [system] peek_char((0x55798e5fad60), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_1160366, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_1161298, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55798e5fad60), r)
   Exit: (206) [system] get_char((0x55798e5fad60), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1168648)
   Call: (207) [system] peek_char((0x55798e5fad60), _1169582)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_1174302, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_1175234, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1182584)
   Call: (208) [system] peek_char((0x55798e5fad60), _1183518)
   Exit: (208) [system] peek_char((0x55798e5fad60), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_1188238, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_1189170, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55798e5fad60), m)
   Exit: (208) [system] get_char((0x55798e5fad60), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1196520)
   Call: (209) [system] peek_char((0x55798e5fad60), _1197454)
   Exit: (209) [system] peek_char((0x55798e5fad60), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_1202174, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_1203106, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55798e5fad60), i)
   Exit: (209) [system] get_char((0x55798e5fad60), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1210456)
   Call: (210) [system] peek_char((0x55798e5fad60), _1211390)
   Exit: (210) [system] peek_char((0x55798e5fad60), s)
^  Call: (210) [user] is_delimiter(s)
   Call: (211) [system] char_type(s, space)
   Fail: (211) [system] char_type(s, space)
   Call: (211) [system] arg(_1216110, v('(', ')', end_of_file), s)
   Fail: (211) [system] arg(_1217042, v('(', ')', end_of_file), s)
^  Fail: (210) [user] is_delimiter(s)
   Call: (210) [system] ')'==s
   Fail: (210) [system] ')'==s
   Call: (210) [system] get_char((0x55798e5fad60), s)
   Exit: (210) [system] get_char((0x55798e5fad60), s)
   Call: (210) [system] s=(\)
   Fail: (210) [system] s=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1224392)
   Call: (211) [system] peek_char((0x55798e5fad60), _1225326)
   Exit: (211) [system] peek_char((0x55798e5fad60), e)
^  Call: (211) [user] is_delimiter(e)
   Call: (212) [system] char_type(e, space)
   Fail: (212) [system] char_type(e, space)
   Call: (212) [system] arg(_1230046, v('(', ')', end_of_file), e)
   Fail: (212) [system] arg(_1230978, v('(', ')', end_of_file), e)
^  Fail: (211) [user] is_delimiter(e)
   Call: (211) [system] ')'==e
   Fail: (211) [system] ')'==e
   Call: (211) [system] get_char((0x55798e5fad60), e)
   Exit: (211) [system] get_char((0x55798e5fad60), e)
   Call: (211) [system] e=(\)
   Fail: (211) [system] e=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1238328)
   Call: (212) [system] peek_char((0x55798e5fad60), _1239262)
   Exit: (212) [system] peek_char((0x55798e5fad60), '2')
^  Call: (212) [user] is_delimiter('2')
   Call: (213) [system] char_type('2', space)
   Fail: (213) [system] char_type('2', space)
   Call: (213) [system] arg(_1243982, v('(', ')', end_of_file), '2')
   Fail: (213) [system] arg(_1244914, v('(', ')', end_of_file), '2')
^  Fail: (212) [user] is_delimiter('2')
   Call: (212) [system] ')'=='2'
   Fail: (212) [system] ')'=='2'
   Call: (212) [system] get_char((0x55798e5fad60), '2')
   Exit: (212) [system] get_char((0x55798e5fad60), '2')
   Call: (212) [system] '2'=(\)
   Fail: (212) [system] '2'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1252264)
   Call: (213) [system] peek_char((0x55798e5fad60), _1253198)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_1257918, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _1252264=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (212) [system] _1238328=['2']
   Exit: (212) [system] ['2']=['2']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), ['2'])
   Call: (211) [system] _1224392=[e, '2']
   Exit: (211) [system] [e, '2']=[e, '2']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '2'])
   Call: (210) [system] _1210456=[s, e, '2']
   Exit: (210) [system] [s, e, '2']=[s, e, '2']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '2'])
   Call: (209) [system] _1196520=[i, s, e, '2']
   Exit: (209) [system] [i, s, e, '2']=[i, s, e, '2']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '2'])
   Call: (208) [system] _1182584=[m, i, s, e, '2']
   Exit: (208) [system] [m, i, s, e, '2']=[m, i, s, e, '2']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '2'])
   Call: (207) [system] _1168648=[e, m, i, s, e, '2']
   Exit: (207) [system] [e, m, i, s, e, '2']=[e, m, i, s, e, '2']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '2'])
   Call: (206) [system] _1154712=[r, e, m, i, s, e, '2']
   Exit: (206) [system] [r, e, m, i, s, e, '2']=[r, e, m, i, s, e, '2']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '2'])
   Call: (205) [system] _1140776=[p, r, e, m, i, s, e, '2']
   Exit: (205) [system] [p, r, e, m, i, s, e, '2']=[p, r, e, m, i, s, e, '2']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '2'])
^  Call: (204) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _1107122)
   Call: (205) [system] atom_chars(_1286706, ['_', p, r, e, m, i, s, e, '2'])
   Exit: (205) [system] atom_chars('_premise2', ['_', p, r, e, m, i, s, e, '2'])
^  Exit: (204) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '2'], _premise2)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _premise2)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), _premise2)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _1291370)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1293228)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1307382)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55798e5fad60), _1311172)
   Exit: (203) [system] get_char((0x55798e5fad60), ')')
   Call: (203) [system] _1291370=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [])
   Call: (202) [system] _1074174=[_premise2]
   Exit: (202) [system] [_premise2]=[_premise2]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [_premise2])
   Call: (201) [system] _892310=[_proof2, _premise2]
   Exit: (201) [system] [_proof2, _premise2]=[_proof2, _premise2]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_proof2, _premise2])
   Call: (200) [system] _799606=[:, _proof2, _premise2]
   Exit: (200) [system] [:, _proof2, _premise2]=[:, _proof2, _premise2]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [:, _proof2, _premise2])
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof2, _premise2])
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1325054)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1326912)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1334650)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1337354)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1352432)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1358002)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1359860)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1374014)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _1358002)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1391656)
   Call: (202) [system] peek_char((0x55798e5fad60), _1392590)
   Exit: (202) [system] peek_char((0x55798e5fad60), k)
^  Call: (202) [user] is_delimiter(k)
   Call: (203) [system] char_type(k, space)
   Fail: (203) [system] char_type(k, space)
   Call: (203) [system] arg(_1397310, v('(', ')', end_of_file), k)
   Fail: (203) [system] arg(_1398242, v('(', ')', end_of_file), k)
^  Fail: (202) [user] is_delimiter(k)
   Call: (202) [system] ')'==k
   Fail: (202) [system] ')'==k
   Call: (202) [system] get_char((0x55798e5fad60), k)
   Exit: (202) [system] get_char((0x55798e5fad60), k)
   Call: (202) [system] k=(\)
   Fail: (202) [system] k=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1405592)
   Call: (203) [system] peek_char((0x55798e5fad60), _1406526)
   Exit: (203) [system] peek_char((0x55798e5fad60), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_1411246, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_1412178, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55798e5fad60), b)
   Exit: (203) [system] get_char((0x55798e5fad60), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1419528)
   Call: (204) [system] peek_char((0x55798e5fad60), _1420462)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1419528=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (203) [system] _1405592=[b]
   Exit: (203) [system] [b]=[b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (202) [system] _1391656=[k, b]
   Exit: (202) [system] [k, b]=[k, b]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (201) [user] classify_and_convert_charseq($, [k, b], _1358002)
   Call: (202) [system] atom_chars(_1435334, ['_', k, b])
   Exit: (202) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (201) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1439998)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1441856)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1449594)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1452298)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1467376)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1472946)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1474804)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1488958)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _1472946)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1506600)
   Call: (203) [system] peek_char((0x55798e5fad60), _1507534)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_1512254, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_1513186, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1520536)
   Call: (204) [system] peek_char((0x55798e5fad60), _1521470)
   Exit: (204) [system] peek_char((0x55798e5fad60), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_1526190, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_1527122, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55798e5fad60), b)
   Exit: (204) [system] get_char((0x55798e5fad60), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1534472)
   Call: (205) [system] peek_char((0x55798e5fad60), _1535406)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1534472=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _1520536=[b]
   Exit: (204) [system] [b]=[b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (203) [system] _1506600=[r, b]
   Exit: (203) [system] [r, b]=[r, b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (202) [user] classify_and_convert_charseq($, [r, b], _1472946)
   Call: (203) [system] atom_chars(_1550278, ['_', r, b])
   Exit: (203) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (202) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1554942)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1556800)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1564538)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1567242)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1582320)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1587890)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1589748)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1603902)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _1587890)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1621544)
   Call: (204) [system] peek_char((0x55798e5fad60), _1622478)
   Exit: (204) [system] peek_char((0x55798e5fad60), k)
^  Call: (204) [user] is_delimiter(k)
   Call: (205) [system] char_type(k, space)
   Fail: (205) [system] char_type(k, space)
   Call: (205) [system] arg(_1627198, v('(', ')', end_of_file), k)
   Fail: (205) [system] arg(_1628130, v('(', ')', end_of_file), k)
^  Fail: (204) [user] is_delimiter(k)
   Call: (204) [system] ')'==k
   Fail: (204) [system] ')'==k
   Call: (204) [system] get_char((0x55798e5fad60), k)
   Exit: (204) [system] get_char((0x55798e5fad60), k)
   Call: (204) [system] k=(\)
   Fail: (204) [system] k=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1635480)
   Call: (205) [system] peek_char((0x55798e5fad60), _1636414)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
^  Call: (205) [user] is_delimiter(')')
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] arg(_1641134, v('(', ')', end_of_file), ')')
   Exit: (206) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (205) [user] is_delimiter(')')
   Call: (205) [system] _1635480=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _1621544=[k]
   Exit: (204) [system] [k]=[k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (203) [user] classify_and_convert_charseq($, [k], _1587890)
   Call: (204) [system] atom_chars(_1650364, ['_', k])
   Exit: (204) [system] atom_chars('_k', ['_', k])
^  Exit: (203) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1655028)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1656886)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1671040)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55798e5fad60), _1674830)
   Exit: (202) [system] get_char((0x55798e5fad60), ')')
   Call: (202) [system] _1655028=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [])
   Call: (201) [system] _1554942=[_k]
   Exit: (201) [system] [_k]=[_k]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (200) [system] _1439998=[_rb, _k]
   Exit: (200) [system] [_rb, _k]=[_rb, _k]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_rb, _k])
   Call: (199) [system] _1325054=[_kb, _rb, _k]
   Exit: (199) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, _k])
   Call: (198) [system] _766658=[[:, _proof2, _premise2], _kb, _rb, _k]
   Exit: (198) [system] [[:, _proof2, _premise2], _kb, _rb, _k]=[[:, _proof2, _premise2], _kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [[:, _proof2, _premise2], _kb, _rb, _k])
   Call: (197) [system] _523384=[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]
   Exit: (197) [system] [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]=[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1694300)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1696158)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1710312)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _1714102)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _1694300=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _490436=[[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
   Exit: (195) [system] [[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]=[[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Call: (194) [system] _3780=[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
   Exit: (194) [system] [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]=[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1725190)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1727048)
   Exit: (194) [system] peek_char((0x55798e5fad60), '\n')
   Call: (194) [system] '\n'=(;)
   Fail: (194) [system] '\n'=(;)
^  Call: (194) [user] is_like_space('\n')
   Call: (195) [system] char_type('\n', 'white')
   Fail: (195) [system] char_type('\n', 'white')
   Call: (195) [system] char_type('\n', end_of_line)
   Exit: (195) [system] char_type('\n', end_of_line)
^  Exit: (194) [user] is_like_space('\n')
   Call: (194) [system] get_char((0x55798e5fad60), _1736642)
   Exit: (194) [system] get_char((0x55798e5fad60), '\n')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1739346)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1747084)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1749788)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1757526)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1760230)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1767968)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1770672)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1778410)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1781114)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1788852)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1791556)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1799294)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1801998)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1809736)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1812440)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1820178)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1822882)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1830620)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1833324)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _1841062)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1843766)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1868084)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1873654)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1875512)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1889666)
   Exit: (194) [system] get_char((0x55798e5fad60), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1873654)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1895236)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1909390)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1914960)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1916818)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1930972)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1914960)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1936542)
   Exit: (198) [system] peek_char((0x55798e5fad60), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1950696)
   Exit: (197) [system] peek_char((0x55798e5fad60), :)
   Call: (197) [system] (:)=')'
   Fail: (197) [system] (:)=')'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1956266)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1958124)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1972278)
   Exit: (198) [system] get_char((0x55798e5fad60), :)
   Call: (198) [system] (:)='('
   Fail: (198) [system] (:)='('
   Call: (198) [system] (:)='['
   Fail: (198) [system] (:)='['
   Call: (198) [system] (:)='{'
   Fail: (198) [system] (:)='{'
   Call: (198) [system] (:)='"'
   Fail: (198) [system] (:)='"'
   Call: (198) [system] (:)=!
   Fail: (198) [system] (:)=!
   Call: (198) [system] (:)='\''
   Fail: (198) [system] (:)='\''
   Call: (198) [system] (:)='`'
   Fail: (198) [system] (:)='`'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), :, _1956266)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1989920)
   Call: (200) [system] peek_char((0x55798e5fad60), _1990854)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _1989920=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (199) [user] classify_and_convert_charseq(:, [], _1956266)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_2000164, _2000166), once(user:catch(read_from_chars([:], _1956266), _2000140, fail)), '$restore_trace'(_2000164, _2000166))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_2000164, _2000166))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _2000140, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(:)
   Exit: (200) [system] atomic(:)
^  Exit: (199) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _2007664)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _2009522)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _2017260)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _2019964)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _2035042)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _2040612)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _2042470)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _2056624)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _2040612)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _2074266)
   Call: (201) [system] peek_char((0x55798e5fad60), _2075200)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_2079920, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_2080852, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _2088202)
   Call: (202) [system] peek_char((0x55798e5fad60), _2089136)
   Exit: (202) [system] peek_char((0x55798e5fad60), r)
^  Call: (202) [user] is_delimiter(r)
   Call: (203) [system] char_type(r, space)
   Fail: (203) [system] char_type(r, space)
   Call: (203) [system] arg(_2093856, v('(', ')', end_of_file), r)
   Fail: (203) [system] arg(_2094788, v('(', ')', end_of_file), r)
^  Fail: (202) [user] is_delimiter(r)
   Call: (202) [system] ')'==r
   Fail: (202) [system] ')'==r
   Call: (202) [system] get_char((0x55798e5fad60), r)
   Exit: (202) [system] get_char((0x55798e5fad60), r)
   Call: (202) [system] r=(\)
   Fail: (202) [system] r=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _9270)
   Call: (203) [system] peek_char((0x55798e5fad60), _10204)
   Exit: (203) [system] peek_char((0x55798e5fad60), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_14924, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_15856, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55798e5fad60), o)
   Exit: (203) [system] get_char((0x55798e5fad60), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _23206)
   Call: (204) [system] peek_char((0x55798e5fad60), _24140)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_28860, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_29792, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _37142)
   Call: (205) [system] peek_char((0x55798e5fad60), _38076)
   Exit: (205) [system] peek_char((0x55798e5fad60), f)
^  Call: (205) [user] is_delimiter(f)
   Call: (206) [system] char_type(f, space)
   Fail: (206) [system] char_type(f, space)
   Call: (206) [system] arg(_42796, v('(', ')', end_of_file), f)
   Fail: (206) [system] arg(_43728, v('(', ')', end_of_file), f)
^  Fail: (205) [user] is_delimiter(f)
   Call: (205) [system] ')'==f
   Fail: (205) [system] ')'==f
   Call: (205) [system] get_char((0x55798e5fad60), f)
   Exit: (205) [system] get_char((0x55798e5fad60), f)
   Call: (205) [system] f=(\)
   Fail: (205) [system] f=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _51078)
   Call: (206) [system] peek_char((0x55798e5fad60), _52012)
   Exit: (206) [system] peek_char((0x55798e5fad60), '3')
^  Call: (206) [user] is_delimiter('3')
   Call: (207) [system] char_type('3', space)
   Fail: (207) [system] char_type('3', space)
   Call: (207) [system] arg(_56732, v('(', ')', end_of_file), '3')
   Fail: (207) [system] arg(_57664, v('(', ')', end_of_file), '3')
^  Fail: (206) [user] is_delimiter('3')
   Call: (206) [system] ')'=='3'
   Fail: (206) [system] ')'=='3'
   Call: (206) [system] get_char((0x55798e5fad60), '3')
   Exit: (206) [system] get_char((0x55798e5fad60), '3')
   Call: (206) [system] '3'=(\)
   Fail: (206) [system] '3'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _65014)
   Call: (207) [system] peek_char((0x55798e5fad60), _65948)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _65014=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (206) [system] _51078=['3']
   Exit: (206) [system] ['3']=['3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (205) [system] _37142=[f, '3']
   Exit: (205) [system] [f, '3']=[f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '3'])
   Call: (204) [system] _23206=[o, f, '3']
   Exit: (204) [system] [o, f, '3']=[o, f, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '3'])
   Call: (203) [system] _9270=[o, o, f, '3']
   Exit: (203) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '3'])
   Call: (202) [system] _3918=[r, o, o, f, '3']
   Exit: (202) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '3'])
   Call: (201) [system] _3914=[p, r, o, o, f, '3']
   Exit: (201) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '3'])
^  Call: (200) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _3910)
   Call: (201) [system] atom_chars(_91996, ['_', p, r, o, o, f, '3'])
   Exit: (201) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (200) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _proof3)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _proof3)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _proof3)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _96660)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _98518)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _106256)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _108960)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _124038)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _129608)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _131466)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _145620)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _129608)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _163262)
   Call: (202) [system] peek_char((0x55798e5fad60), _164196)
   Exit: (202) [system] peek_char((0x55798e5fad60), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_168916, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_169848, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55798e5fad60), p)
   Exit: (202) [system] get_char((0x55798e5fad60), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _177198)
   Call: (203) [system] peek_char((0x55798e5fad60), _178132)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_182852, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_183784, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _191134)
   Call: (204) [system] peek_char((0x55798e5fad60), _192068)
   Exit: (204) [system] peek_char((0x55798e5fad60), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_196788, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_197720, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55798e5fad60), e)
   Exit: (204) [system] get_char((0x55798e5fad60), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _205070)
   Call: (205) [system] peek_char((0x55798e5fad60), _206004)
   Exit: (205) [system] peek_char((0x55798e5fad60), m)
^  Call: (205) [user] is_delimiter(m)
   Call: (206) [system] char_type(m, space)
   Fail: (206) [system] char_type(m, space)
   Call: (206) [system] arg(_210724, v('(', ')', end_of_file), m)
   Fail: (206) [system] arg(_211656, v('(', ')', end_of_file), m)
^  Fail: (205) [user] is_delimiter(m)
   Call: (205) [system] ')'==m
   Fail: (205) [system] ')'==m
   Call: (205) [system] get_char((0x55798e5fad60), m)
   Exit: (205) [system] get_char((0x55798e5fad60), m)
   Call: (205) [system] m=(\)
   Fail: (205) [system] m=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _219006)
   Call: (206) [system] peek_char((0x55798e5fad60), _219940)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_224660, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_225592, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _232942)
   Call: (207) [system] peek_char((0x55798e5fad60), _233876)
   Exit: (207) [system] peek_char((0x55798e5fad60), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_238596, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_239528, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55798e5fad60), s)
   Exit: (207) [system] get_char((0x55798e5fad60), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _246878)
   Call: (208) [system] peek_char((0x55798e5fad60), _247812)
   Exit: (208) [system] peek_char((0x55798e5fad60), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_252532, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_253464, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55798e5fad60), e)
   Exit: (208) [system] get_char((0x55798e5fad60), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _260814)
   Call: (209) [system] peek_char((0x55798e5fad60), _261748)
   Exit: (209) [system] peek_char((0x55798e5fad60), '3')
^  Call: (209) [user] is_delimiter('3')
   Call: (210) [system] char_type('3', space)
   Fail: (210) [system] char_type('3', space)
   Call: (210) [system] arg(_266468, v('(', ')', end_of_file), '3')
   Fail: (210) [system] arg(_267400, v('(', ')', end_of_file), '3')
^  Fail: (209) [user] is_delimiter('3')
   Call: (209) [system] ')'=='3'
   Fail: (209) [system] ')'=='3'
   Call: (209) [system] get_char((0x55798e5fad60), '3')
   Exit: (209) [system] get_char((0x55798e5fad60), '3')
   Call: (209) [system] '3'=(\)
   Fail: (209) [system] '3'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _274750)
   Call: (210) [system] peek_char((0x55798e5fad60), _275684)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_280404, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _274750=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _260814=['3']
   Exit: (209) [system] ['3']=['3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (208) [system] _246878=[e, '3']
   Exit: (208) [system] [e, '3']=[e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '3'])
   Call: (207) [system] _232942=[s, e, '3']
   Exit: (207) [system] [s, e, '3']=[s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '3'])
   Call: (206) [system] _219006=[i, s, e, '3']
   Exit: (206) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '3'])
   Call: (205) [system] _205070=[m, i, s, e, '3']
   Exit: (205) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '3'])
   Call: (204) [system] _191134=[e, m, i, s, e, '3']
   Exit: (204) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '3'])
   Call: (203) [system] _177198=[r, e, m, i, s, e, '3']
   Exit: (203) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '3'])
   Call: (202) [system] _163262=[p, r, e, m, i, s, e, '3']
   Exit: (202) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '3'])
^  Call: (201) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _129608)
   Call: (202) [system] atom_chars(_309192, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (202) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (201) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _premise3)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _premise3)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _313856)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _315714)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _329868)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55798e5fad60), _333658)
   Exit: (200) [system] get_char((0x55798e5fad60), ')')
   Call: (200) [system] _313856=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [])
   Call: (199) [system] _96660=[_premise3]
   Exit: (199) [system] [_premise3]=[_premise3]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_premise3])
   Call: (198) [system] _3906=[_proof3, _premise3]
   Exit: (198) [system] [_proof3, _premise3]=[_proof3, _premise3]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_proof3, _premise3])
   Call: (197) [system] _3898=[:, _proof3, _premise3]
   Exit: (197) [system] [:, _proof3, _premise3]=[:, _proof3, _premise3]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [:, _proof3, _premise3])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof3, _premise3])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _347540)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _349398)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _357136)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _359840)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _374918)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _380488)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _382346)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _396500)
   Exit: (197) [system] get_char((0x55798e5fad60), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _380488)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _402070)
   Exit: (199) [system] peek_char((0x55798e5fad60), s)
   Call: (199) [system] s=(;)
   Fail: (199) [system] s=(;)
^  Call: (199) [user] is_like_space(s)
   Call: (200) [system] char_type(s, 'white')
   Fail: (200) [system] char_type(s, 'white')
   Call: (200) [system] char_type(s, end_of_line)
   Fail: (200) [system] char_type(s, end_of_line)
   Call: (200) [system] char_type(s, space)
   Fail: (200) [system] char_type(s, space)
   Call: (200) [system] char_type(s, cntrl)
   Fail: (200) [system] char_type(s, cntrl)
^  Fail: (199) [user] is_like_space(s)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _416224)
   Exit: (198) [system] peek_char((0x55798e5fad60), s)
   Call: (198) [system] s=')'
   Fail: (198) [system] s=')'
   Call: (198) [system] s=end_of_file
   Fail: (198) [system] s=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _421794)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _423652)
   Exit: (200) [system] peek_char((0x55798e5fad60), s)
   Call: (200) [system] s=(;)
   Fail: (200) [system] s=(;)
^  Call: (200) [user] is_like_space(s)
   Call: (201) [system] char_type(s, 'white')
   Fail: (201) [system] char_type(s, 'white')
   Call: (201) [system] char_type(s, end_of_line)
   Fail: (201) [system] char_type(s, end_of_line)
   Call: (201) [system] char_type(s, space)
   Fail: (201) [system] char_type(s, space)
   Call: (201) [system] char_type(s, cntrl)
   Fail: (201) [system] char_type(s, cntrl)
^  Fail: (200) [user] is_like_space(s)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _437806)
   Exit: (199) [system] get_char((0x55798e5fad60), s)
   Call: (199) [system] s='('
   Fail: (199) [system] s='('
   Call: (199) [system] s='['
   Fail: (199) [system] s='['
   Call: (199) [system] s='{'
   Fail: (199) [system] s='{'
   Call: (199) [system] s='"'
   Fail: (199) [system] s='"'
   Call: (199) [system] s=!
   Fail: (199) [system] s=!
   Call: (199) [system] s='\''
   Fail: (199) [system] s='\''
   Call: (199) [system] s='`'
   Fail: (199) [system] s='`'
   Call: (199) [system] s=end_of_file
   Fail: (199) [system] s=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), s, _421794)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _455448)
   Call: (201) [system] peek_char((0x55798e5fad60), _456382)
   Exit: (201) [system] peek_char((0x55798e5fad60), y)
^  Call: (201) [user] is_delimiter(y)
   Call: (202) [system] char_type(y, space)
   Fail: (202) [system] char_type(y, space)
   Call: (202) [system] arg(_461102, v('(', ')', end_of_file), y)
   Fail: (202) [system] arg(_462034, v('(', ')', end_of_file), y)
^  Fail: (201) [user] is_delimiter(y)
   Call: (201) [system] ')'==y
   Fail: (201) [system] ')'==y
   Call: (201) [system] get_char((0x55798e5fad60), y)
   Exit: (201) [system] get_char((0x55798e5fad60), y)
   Call: (201) [system] y=(\)
   Fail: (201) [system] y=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _469384)
   Call: (202) [system] peek_char((0x55798e5fad60), _470318)
   Exit: (202) [system] peek_char((0x55798e5fad60), n)
^  Call: (202) [user] is_delimiter(n)
   Call: (203) [system] char_type(n, space)
   Fail: (203) [system] char_type(n, space)
   Call: (203) [system] arg(_475038, v('(', ')', end_of_file), n)
   Fail: (203) [system] arg(_475970, v('(', ')', end_of_file), n)
^  Fail: (202) [user] is_delimiter(n)
   Call: (202) [system] ')'==n
   Fail: (202) [system] ')'==n
   Call: (202) [system] get_char((0x55798e5fad60), n)
   Exit: (202) [system] get_char((0x55798e5fad60), n)
   Call: (202) [system] n=(\)
   Fail: (202) [system] n=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _483320)
   Call: (203) [system] peek_char((0x55798e5fad60), _484254)
   Exit: (203) [system] peek_char((0x55798e5fad60), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_488974, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_489906, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55798e5fad60), t)
   Exit: (203) [system] get_char((0x55798e5fad60), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _497256)
   Call: (204) [system] peek_char((0x55798e5fad60), _498190)
   Exit: (204) [system] peek_char((0x55798e5fad60), h)
^  Call: (204) [user] is_delimiter(h)
   Call: (205) [system] char_type(h, space)
   Fail: (205) [system] char_type(h, space)
   Call: (205) [system] arg(_502910, v('(', ')', end_of_file), h)
   Fail: (205) [system] arg(_503842, v('(', ')', end_of_file), h)
^  Fail: (204) [user] is_delimiter(h)
   Call: (204) [system] ')'==h
   Fail: (204) [system] ')'==h
   Call: (204) [system] get_char((0x55798e5fad60), h)
   Exit: (204) [system] get_char((0x55798e5fad60), h)
   Call: (204) [system] h=(\)
   Fail: (204) [system] h=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _511192)
   Call: (205) [system] peek_char((0x55798e5fad60), _512126)
   Exit: (205) [system] peek_char((0x55798e5fad60), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_516846, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_517778, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55798e5fad60), e)
   Exit: (205) [system] get_char((0x55798e5fad60), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _525128)
   Call: (206) [system] peek_char((0x55798e5fad60), _526062)
   Exit: (206) [system] peek_char((0x55798e5fad60), s)
^  Call: (206) [user] is_delimiter(s)
   Call: (207) [system] char_type(s, space)
   Fail: (207) [system] char_type(s, space)
   Call: (207) [system] arg(_530782, v('(', ')', end_of_file), s)
   Fail: (207) [system] arg(_531714, v('(', ')', end_of_file), s)
^  Fail: (206) [user] is_delimiter(s)
   Call: (206) [system] ')'==s
   Fail: (206) [system] ')'==s
   Call: (206) [system] get_char((0x55798e5fad60), s)
   Exit: (206) [system] get_char((0x55798e5fad60), s)
   Call: (206) [system] s=(\)
   Fail: (206) [system] s=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _539064)
   Call: (207) [system] peek_char((0x55798e5fad60), _539998)
   Exit: (207) [system] peek_char((0x55798e5fad60), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_544718, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_545650, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55798e5fad60), i)
   Exit: (207) [system] get_char((0x55798e5fad60), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _553000)
   Call: (208) [system] peek_char((0x55798e5fad60), _553934)
   Exit: (208) [system] peek_char((0x55798e5fad60), z)
^  Call: (208) [user] is_delimiter(z)
   Call: (209) [system] char_type(z, space)
   Fail: (209) [system] char_type(z, space)
   Call: (209) [system] arg(_558654, v('(', ')', end_of_file), z)
   Fail: (209) [system] arg(_559586, v('(', ')', end_of_file), z)
^  Fail: (208) [user] is_delimiter(z)
   Call: (208) [system] ')'==z
   Fail: (208) [system] ')'==z
   Call: (208) [system] get_char((0x55798e5fad60), z)
   Exit: (208) [system] get_char((0x55798e5fad60), z)
   Call: (208) [system] z=(\)
   Fail: (208) [system] z=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _566936)
   Call: (209) [system] peek_char((0x55798e5fad60), _567870)
   Exit: (209) [system] peek_char((0x55798e5fad60), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_572590, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_573522, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55798e5fad60), e)
   Exit: (209) [system] get_char((0x55798e5fad60), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _580872)
   Call: (210) [system] peek_char((0x55798e5fad60), _581806)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _580872=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _566936=[e]
   Exit: (209) [system] [e]=[e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (208) [system] _553000=[z, e]
   Exit: (208) [system] [z, e]=[z, e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (207) [system] _539064=[i, z, e]
   Exit: (207) [system] [i, z, e]=[i, z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (206) [system] _525128=[s, i, z, e]
   Exit: (206) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (205) [system] _511192=[e, s, i, z, e]
   Exit: (205) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (204) [system] _497256=[h, e, s, i, z, e]
   Exit: (204) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (203) [system] _483320=[t, h, e, s, i, z, e]
   Exit: (203) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (202) [system] _469384=[n, t, h, e, s, i, z, e]
   Exit: (202) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (201) [system] _455448=[y, n, t, h, e, s, i, z, e]
   Exit: (201) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (200) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _421794)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_616262, _616264), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _421794), _616238, fail)), '$restore_trace'(_616262, _616264))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_616262, _616264))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _616238, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(synthesize)
   Exit: (201) [system] atomic(synthesize)
^  Exit: (200) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _623762)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _625620)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _633358)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _636062)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _651140)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _656710)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _658568)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _672722)
   Exit: (200) [system] get_char((0x55798e5fad60), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _656710)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _678292)
   Exit: (202) [system] peek_char((0x55798e5fad60), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _692446)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=')'
   Fail: (201) [system] (:)=')'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _698016)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _699874)
   Exit: (203) [system] peek_char((0x55798e5fad60), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _714028)
   Exit: (202) [system] get_char((0x55798e5fad60), :)
   Call: (202) [system] (:)='('
   Fail: (202) [system] (:)='('
   Call: (202) [system] (:)='['
   Fail: (202) [system] (:)='['
   Call: (202) [system] (:)='{'
   Fail: (202) [system] (:)='{'
   Call: (202) [system] (:)='"'
   Fail: (202) [system] (:)='"'
   Call: (202) [system] (:)=!
   Fail: (202) [system] (:)=!
   Call: (202) [system] (:)='\''
   Fail: (202) [system] (:)='\''
   Call: (202) [system] (:)='`'
   Fail: (202) [system] (:)='`'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), :, _698016)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _731670)
   Call: (204) [system] peek_char((0x55798e5fad60), _732604)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _731670=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (203) [user] classify_and_convert_charseq(:, [], _698016)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_741914, _741916), once(user:catch(read_from_chars([:], _698016), _741890, fail)), '$restore_trace'(_741914, _741916))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_741914, _741916))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _741890, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(:)
   Exit: (204) [system] atomic(:)
^  Exit: (203) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _749414)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _751272)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _759010)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _761714)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _776792)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _782362)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _784220)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _798374)
   Exit: (203) [system] get_char((0x55798e5fad60), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _782362)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _816016)
   Call: (205) [system] peek_char((0x55798e5fad60), _816950)
   Exit: (205) [system] peek_char((0x55798e5fad60), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_821670, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_822602, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55798e5fad60), p)
   Exit: (205) [system] get_char((0x55798e5fad60), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _829952)
   Call: (206) [system] peek_char((0x55798e5fad60), _830886)
   Exit: (206) [system] peek_char((0x55798e5fad60), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_835606, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_836538, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55798e5fad60), r)
   Exit: (206) [system] get_char((0x55798e5fad60), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _843888)
   Call: (207) [system] peek_char((0x55798e5fad60), _844822)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_849542, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_850474, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _857824)
   Call: (208) [system] peek_char((0x55798e5fad60), _858758)
   Exit: (208) [system] peek_char((0x55798e5fad60), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_863478, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_864410, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55798e5fad60), o)
   Exit: (208) [system] get_char((0x55798e5fad60), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _871760)
   Call: (209) [system] peek_char((0x55798e5fad60), _872694)
   Exit: (209) [system] peek_char((0x55798e5fad60), f)
^  Call: (209) [user] is_delimiter(f)
   Call: (210) [system] char_type(f, space)
   Fail: (210) [system] char_type(f, space)
   Call: (210) [system] arg(_877414, v('(', ')', end_of_file), f)
   Fail: (210) [system] arg(_878346, v('(', ')', end_of_file), f)
^  Fail: (209) [user] is_delimiter(f)
   Call: (209) [system] ')'==f
   Fail: (209) [system] ')'==f
   Call: (209) [system] get_char((0x55798e5fad60), f)
   Exit: (209) [system] get_char((0x55798e5fad60), f)
   Call: (209) [system] f=(\)
   Fail: (209) [system] f=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _885696)
   Call: (210) [system] peek_char((0x55798e5fad60), _886630)
   Exit: (210) [system] peek_char((0x55798e5fad60), '3')
^  Call: (210) [user] is_delimiter('3')
   Call: (211) [system] char_type('3', space)
   Fail: (211) [system] char_type('3', space)
   Call: (211) [system] arg(_891350, v('(', ')', end_of_file), '3')
   Fail: (211) [system] arg(_892282, v('(', ')', end_of_file), '3')
^  Fail: (210) [user] is_delimiter('3')
   Call: (210) [system] ')'=='3'
   Fail: (210) [system] ')'=='3'
   Call: (210) [system] get_char((0x55798e5fad60), '3')
   Exit: (210) [system] get_char((0x55798e5fad60), '3')
   Call: (210) [system] '3'=(\)
   Fail: (210) [system] '3'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _899632)
   Call: (211) [system] peek_char((0x55798e5fad60), _900566)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _899632=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _885696=['3']
   Exit: (210) [system] ['3']=['3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (209) [system] _871760=[f, '3']
   Exit: (209) [system] [f, '3']=[f, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '3'])
   Call: (208) [system] _857824=[o, f, '3']
   Exit: (208) [system] [o, f, '3']=[o, f, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '3'])
   Call: (207) [system] _843888=[o, o, f, '3']
   Exit: (207) [system] [o, o, f, '3']=[o, o, f, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '3'])
   Call: (206) [system] _829952=[r, o, o, f, '3']
   Exit: (206) [system] [r, o, o, f, '3']=[r, o, o, f, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '3'])
   Call: (205) [system] _816016=[p, r, o, o, f, '3']
   Exit: (205) [system] [p, r, o, o, f, '3']=[p, r, o, o, f, '3']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '3'])
^  Call: (204) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _782362)
   Call: (205) [system] atom_chars(_926614, ['_', p, r, o, o, f, '3'])
   Exit: (205) [system] atom_chars('_proof3', ['_', p, r, o, o, f, '3'])
^  Exit: (204) [user] classify_and_convert_charseq($, [p, r, o, o, f, '3'], _proof3)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _proof3)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), _proof3)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _931278)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _933136)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _940874)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _943578)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _958656)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _964226)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _966084)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _980238)
   Exit: (204) [system] get_char((0x55798e5fad60), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _964226)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _997880)
   Call: (206) [system] peek_char((0x55798e5fad60), _998814)
   Exit: (206) [system] peek_char((0x55798e5fad60), p)
^  Call: (206) [user] is_delimiter(p)
   Call: (207) [system] char_type(p, space)
   Fail: (207) [system] char_type(p, space)
   Call: (207) [system] arg(_1003534, v('(', ')', end_of_file), p)
   Fail: (207) [system] arg(_1004466, v('(', ')', end_of_file), p)
^  Fail: (206) [user] is_delimiter(p)
   Call: (206) [system] ')'==p
   Fail: (206) [system] ')'==p
   Call: (206) [system] get_char((0x55798e5fad60), p)
   Exit: (206) [system] get_char((0x55798e5fad60), p)
   Call: (206) [system] p=(\)
   Fail: (206) [system] p=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1011816)
   Call: (207) [system] peek_char((0x55798e5fad60), _1012750)
   Exit: (207) [system] peek_char((0x55798e5fad60), r)
^  Call: (207) [user] is_delimiter(r)
   Call: (208) [system] char_type(r, space)
   Fail: (208) [system] char_type(r, space)
   Call: (208) [system] arg(_1017470, v('(', ')', end_of_file), r)
   Fail: (208) [system] arg(_1018402, v('(', ')', end_of_file), r)
^  Fail: (207) [user] is_delimiter(r)
   Call: (207) [system] ')'==r
   Fail: (207) [system] ')'==r
   Call: (207) [system] get_char((0x55798e5fad60), r)
   Exit: (207) [system] get_char((0x55798e5fad60), r)
   Call: (207) [system] r=(\)
   Fail: (207) [system] r=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1025752)
   Call: (208) [system] peek_char((0x55798e5fad60), _1026686)
   Exit: (208) [system] peek_char((0x55798e5fad60), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_1031406, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_1032338, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55798e5fad60), e)
   Exit: (208) [system] get_char((0x55798e5fad60), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1039688)
   Call: (209) [system] peek_char((0x55798e5fad60), _1040622)
   Exit: (209) [system] peek_char((0x55798e5fad60), m)
^  Call: (209) [user] is_delimiter(m)
   Call: (210) [system] char_type(m, space)
   Fail: (210) [system] char_type(m, space)
   Call: (210) [system] arg(_1045342, v('(', ')', end_of_file), m)
   Fail: (210) [system] arg(_1046274, v('(', ')', end_of_file), m)
^  Fail: (209) [user] is_delimiter(m)
   Call: (209) [system] ')'==m
   Fail: (209) [system] ')'==m
   Call: (209) [system] get_char((0x55798e5fad60), m)
   Exit: (209) [system] get_char((0x55798e5fad60), m)
   Call: (209) [system] m=(\)
   Fail: (209) [system] m=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1053624)
   Call: (210) [system] peek_char((0x55798e5fad60), _1054558)
   Exit: (210) [system] peek_char((0x55798e5fad60), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_1059278, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_1060210, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55798e5fad60), i)
   Exit: (210) [system] get_char((0x55798e5fad60), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1067560)
   Call: (211) [system] peek_char((0x55798e5fad60), _1068494)
   Exit: (211) [system] peek_char((0x55798e5fad60), s)
^  Call: (211) [user] is_delimiter(s)
   Call: (212) [system] char_type(s, space)
   Fail: (212) [system] char_type(s, space)
   Call: (212) [system] arg(_1073214, v('(', ')', end_of_file), s)
   Fail: (212) [system] arg(_1074146, v('(', ')', end_of_file), s)
^  Fail: (211) [user] is_delimiter(s)
   Call: (211) [system] ')'==s
   Fail: (211) [system] ')'==s
   Call: (211) [system] get_char((0x55798e5fad60), s)
   Exit: (211) [system] get_char((0x55798e5fad60), s)
   Call: (211) [system] s=(\)
   Fail: (211) [system] s=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1081496)
   Call: (212) [system] peek_char((0x55798e5fad60), _1082430)
   Exit: (212) [system] peek_char((0x55798e5fad60), e)
^  Call: (212) [user] is_delimiter(e)
   Call: (213) [system] char_type(e, space)
   Fail: (213) [system] char_type(e, space)
   Call: (213) [system] arg(_1087150, v('(', ')', end_of_file), e)
   Fail: (213) [system] arg(_1088082, v('(', ')', end_of_file), e)
^  Fail: (212) [user] is_delimiter(e)
   Call: (212) [system] ')'==e
   Fail: (212) [system] ')'==e
   Call: (212) [system] get_char((0x55798e5fad60), e)
   Exit: (212) [system] get_char((0x55798e5fad60), e)
   Call: (212) [system] e=(\)
   Fail: (212) [system] e=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1095432)
   Call: (213) [system] peek_char((0x55798e5fad60), _1096366)
   Exit: (213) [system] peek_char((0x55798e5fad60), '3')
^  Call: (213) [user] is_delimiter('3')
   Call: (214) [system] char_type('3', space)
   Fail: (214) [system] char_type('3', space)
   Call: (214) [system] arg(_1101086, v('(', ')', end_of_file), '3')
   Fail: (214) [system] arg(_1102018, v('(', ')', end_of_file), '3')
^  Fail: (213) [user] is_delimiter('3')
   Call: (213) [system] ')'=='3'
   Fail: (213) [system] ')'=='3'
   Call: (213) [system] get_char((0x55798e5fad60), '3')
   Exit: (213) [system] get_char((0x55798e5fad60), '3')
   Call: (213) [system] '3'=(\)
   Fail: (213) [system] '3'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1109368)
   Call: (214) [system] peek_char((0x55798e5fad60), _1110302)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_1115022, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _1109368=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (213) [system] _1095432=['3']
   Exit: (213) [system] ['3']=['3']
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), ['3'])
   Call: (212) [system] _1081496=[e, '3']
   Exit: (212) [system] [e, '3']=[e, '3']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '3'])
   Call: (211) [system] _1067560=[s, e, '3']
   Exit: (211) [system] [s, e, '3']=[s, e, '3']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '3'])
   Call: (210) [system] _1053624=[i, s, e, '3']
   Exit: (210) [system] [i, s, e, '3']=[i, s, e, '3']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '3'])
   Call: (209) [system] _1039688=[m, i, s, e, '3']
   Exit: (209) [system] [m, i, s, e, '3']=[m, i, s, e, '3']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '3'])
   Call: (208) [system] _1025752=[e, m, i, s, e, '3']
   Exit: (208) [system] [e, m, i, s, e, '3']=[e, m, i, s, e, '3']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '3'])
   Call: (207) [system] _1011816=[r, e, m, i, s, e, '3']
   Exit: (207) [system] [r, e, m, i, s, e, '3']=[r, e, m, i, s, e, '3']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '3'])
   Call: (206) [system] _997880=[p, r, e, m, i, s, e, '3']
   Exit: (206) [system] [p, r, e, m, i, s, e, '3']=[p, r, e, m, i, s, e, '3']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '3'])
^  Call: (205) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _964226)
   Call: (206) [system] atom_chars(_1143810, ['_', p, r, e, m, i, s, e, '3'])
   Exit: (206) [system] atom_chars('_premise3', ['_', p, r, e, m, i, s, e, '3'])
^  Exit: (205) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '3'], _premise3)
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _premise3)
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), _premise3)
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _1148474)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1150332)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1164486)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55798e5fad60), _1168276)
   Exit: (204) [system] get_char((0x55798e5fad60), ')')
   Call: (204) [system] _1148474=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [])
   Call: (203) [system] _931278=[_premise3]
   Exit: (203) [system] [_premise3]=[_premise3]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [_premise3])
   Call: (202) [system] _749414=[_proof3, _premise3]
   Exit: (202) [system] [_proof3, _premise3]=[_proof3, _premise3]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [_proof3, _premise3])
   Call: (201) [system] _656710=[:, _proof3, _premise3]
   Exit: (201) [system] [:, _proof3, _premise3]=[:, _proof3, _premise3]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [:, _proof3, _premise3])
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof3, _premise3])
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1182158)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1184016)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1191754)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1194458)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1209536)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1215106)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1216964)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1231118)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _1215106)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1248760)
   Call: (203) [system] peek_char((0x55798e5fad60), _1249694)
   Exit: (203) [system] peek_char((0x55798e5fad60), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_1254414, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_1255346, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55798e5fad60), k)
   Exit: (203) [system] get_char((0x55798e5fad60), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1262696)
   Call: (204) [system] peek_char((0x55798e5fad60), _1263630)
   Exit: (204) [system] peek_char((0x55798e5fad60), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_1268350, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_1269282, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55798e5fad60), b)
   Exit: (204) [system] get_char((0x55798e5fad60), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1276632)
   Call: (205) [system] peek_char((0x55798e5fad60), _1277566)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1276632=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _1262696=[b]
   Exit: (204) [system] [b]=[b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (203) [system] _1248760=[k, b]
   Exit: (203) [system] [k, b]=[k, b]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (202) [user] classify_and_convert_charseq($, [k, b], _1215106)
   Call: (203) [system] atom_chars(_1292438, ['_', k, b])
   Exit: (203) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (202) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1297102)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1298960)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1306698)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1309402)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1324480)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1330050)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1331908)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1346062)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _1330050)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1363704)
   Call: (204) [system] peek_char((0x55798e5fad60), _1364638)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1369358, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1370290, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1377640)
   Call: (205) [system] peek_char((0x55798e5fad60), _1378574)
   Exit: (205) [system] peek_char((0x55798e5fad60), b)
^  Call: (205) [user] is_delimiter(b)
   Call: (206) [system] char_type(b, space)
   Fail: (206) [system] char_type(b, space)
   Call: (206) [system] arg(_1383294, v('(', ')', end_of_file), b)
   Fail: (206) [system] arg(_1384226, v('(', ')', end_of_file), b)
^  Fail: (205) [user] is_delimiter(b)
   Call: (205) [system] ')'==b
   Fail: (205) [system] ')'==b
   Call: (205) [system] get_char((0x55798e5fad60), b)
   Exit: (205) [system] get_char((0x55798e5fad60), b)
   Call: (205) [system] b=(\)
   Fail: (205) [system] b=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1391576)
   Call: (206) [system] peek_char((0x55798e5fad60), _1392510)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1391576=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _1377640=[b]
   Exit: (205) [system] [b]=[b]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (204) [system] _1363704=[r, b]
   Exit: (204) [system] [r, b]=[r, b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (203) [user] classify_and_convert_charseq($, [r, b], _1330050)
   Call: (204) [system] atom_chars(_1407382, ['_', r, b])
   Exit: (204) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (203) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1412046)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1413904)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1421642)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1424346)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1439424)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1444994)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1446852)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _1461006)
   Exit: (203) [system] get_char((0x55798e5fad60), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _1444994)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1478648)
   Call: (205) [system] peek_char((0x55798e5fad60), _1479582)
   Exit: (205) [system] peek_char((0x55798e5fad60), k)
^  Call: (205) [user] is_delimiter(k)
   Call: (206) [system] char_type(k, space)
   Fail: (206) [system] char_type(k, space)
   Call: (206) [system] arg(_1484302, v('(', ')', end_of_file), k)
   Fail: (206) [system] arg(_1485234, v('(', ')', end_of_file), k)
^  Fail: (205) [user] is_delimiter(k)
   Call: (205) [system] ')'==k
   Fail: (205) [system] ')'==k
   Call: (205) [system] get_char((0x55798e5fad60), k)
   Exit: (205) [system] get_char((0x55798e5fad60), k)
   Call: (205) [system] k=(\)
   Fail: (205) [system] k=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1492584)
   Call: (206) [system] peek_char((0x55798e5fad60), _1493518)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_1498238, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _1492584=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _1478648=[k]
   Exit: (205) [system] [k]=[k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (204) [user] classify_and_convert_charseq($, [k], _1444994)
   Call: (205) [system] atom_chars(_1507468, ['_', k])
   Exit: (205) [system] atom_chars('_k', ['_', k])
^  Exit: (204) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _1512132)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1513990)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1528144)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55798e5fad60), _1531934)
   Exit: (203) [system] get_char((0x55798e5fad60), ')')
   Call: (203) [system] _1512132=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [])
   Call: (202) [system] _1412046=[_k]
   Exit: (202) [system] [_k]=[_k]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (201) [system] _1297102=[_rb, _k]
   Exit: (201) [system] [_rb, _k]=[_rb, _k]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_rb, _k])
   Call: (200) [system] _1182158=[_kb, _rb, _k]
   Exit: (200) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, _k])
   Call: (199) [system] _623762=[[:, _proof3, _premise3], _kb, _rb, _k]
   Exit: (199) [system] [[:, _proof3, _premise3], _kb, _rb, _k]=[[:, _proof3, _premise3], _kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [[:, _proof3, _premise3], _kb, _rb, _k])
   Call: (198) [system] _380488=[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]
   Exit: (198) [system] [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]=[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1551404)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1553262)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1567416)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55798e5fad60), _1571206)
   Exit: (197) [system] get_char((0x55798e5fad60), ')')
   Call: (197) [system] _1551404=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [])
   Call: (196) [system] _347540=[[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
   Exit: (196) [system] [[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]=[[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Call: (195) [system] _3892=[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
   Exit: (195) [system] [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]=[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1582294)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1584152)
   Exit: (195) [system] peek_char((0x55798e5fad60), '\n')
   Call: (195) [system] '\n'=(;)
   Fail: (195) [system] '\n'=(;)
^  Call: (195) [user] is_like_space('\n')
   Call: (196) [system] char_type('\n', 'white')
   Fail: (196) [system] char_type('\n', 'white')
   Call: (196) [system] char_type('\n', end_of_line)
   Exit: (196) [system] char_type('\n', end_of_line)
^  Exit: (195) [user] is_like_space('\n')
   Call: (195) [system] get_char((0x55798e5fad60), _1593746)
   Exit: (195) [system] get_char((0x55798e5fad60), '\n')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1596450)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1604188)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1606892)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1614630)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1617334)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1625072)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1627776)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1635514)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1638218)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1645956)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1648660)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1656398)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1659102)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1666840)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1669544)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1677282)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1679986)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _1687724)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1690428)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _1698166)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1700870)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1725188)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1730758)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1732616)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1746770)
   Exit: (195) [system] get_char((0x55798e5fad60), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1730758)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1752340)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1766494)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1772064)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1773922)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1788076)
   Exit: (197) [system] get_char((0x55798e5fad60), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1772064)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1793646)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1807800)
   Exit: (198) [system] peek_char((0x55798e5fad60), :)
   Call: (198) [system] (:)=')'
   Fail: (198) [system] (:)=')'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1813370)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1815228)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1829382)
   Exit: (199) [system] get_char((0x55798e5fad60), :)
   Call: (199) [system] (:)='('
   Fail: (199) [system] (:)='('
   Call: (199) [system] (:)='['
   Fail: (199) [system] (:)='['
   Call: (199) [system] (:)='{'
   Fail: (199) [system] (:)='{'
   Call: (199) [system] (:)='"'
   Fail: (199) [system] (:)='"'
   Call: (199) [system] (:)=!
   Fail: (199) [system] (:)=!
   Call: (199) [system] (:)='\''
   Fail: (199) [system] (:)='\''
   Call: (199) [system] (:)='`'
   Fail: (199) [system] (:)='`'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), :, _1813370)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1847024)
   Call: (201) [system] peek_char((0x55798e5fad60), _1847958)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _1847024=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (200) [user] classify_and_convert_charseq(:, [], _1813370)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_1857268, _1857270), once(user:catch(read_from_chars([:], _1813370), _1857244, fail)), '$restore_trace'(_1857268, _1857270))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_1857268, _1857270))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1857244, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(:)
   Exit: (201) [system] atomic(:)
^  Exit: (200) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1864768)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1866626)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1874364)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1877068)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1892146)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1897716)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1899574)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1913728)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _1897716)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1931370)
   Call: (202) [system] peek_char((0x55798e5fad60), _1932304)
   Exit: (202) [system] peek_char((0x55798e5fad60), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_1937024, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_1937956, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55798e5fad60), p)
   Exit: (202) [system] get_char((0x55798e5fad60), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1945306)
   Call: (203) [system] peek_char((0x55798e5fad60), _1946240)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_1950960, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_1951892, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1959242)
   Call: (204) [system] peek_char((0x55798e5fad60), _1960176)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1964896, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1965828, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1973178)
   Call: (205) [system] peek_char((0x55798e5fad60), _1974112)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1978832, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1979764, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1987114)
   Call: (206) [system] peek_char((0x55798e5fad60), _1988048)
   Exit: (206) [system] peek_char((0x55798e5fad60), f)
^  Call: (206) [user] is_delimiter(f)
   Call: (207) [system] char_type(f, space)
   Fail: (207) [system] char_type(f, space)
   Call: (207) [system] arg(_1992768, v('(', ')', end_of_file), f)
   Fail: (207) [system] arg(_1993700, v('(', ')', end_of_file), f)
^  Fail: (206) [user] is_delimiter(f)
   Call: (206) [system] ')'==f
   Fail: (206) [system] ')'==f
   Call: (206) [system] get_char((0x55798e5fad60), f)
   Exit: (206) [system] get_char((0x55798e5fad60), f)
   Call: (206) [system] f=(\)
   Fail: (206) [system] f=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _2001050)
   Call: (207) [system] peek_char((0x55798e5fad60), _2001984)
   Exit: (207) [system] peek_char((0x55798e5fad60), '4')
^  Call: (207) [user] is_delimiter('4')
   Call: (208) [system] char_type('4', space)
   Fail: (208) [system] char_type('4', space)
   Call: (208) [system] arg(_2006704, v('(', ')', end_of_file), '4')
   Fail: (208) [system] arg(_2007636, v('(', ')', end_of_file), '4')
^  Fail: (207) [user] is_delimiter('4')
   Call: (207) [system] ')'=='4'
   Fail: (207) [system] ')'=='4'
   Call: (207) [system] get_char((0x55798e5fad60), '4')
   Exit: (207) [system] get_char((0x55798e5fad60), '4')
   Call: (207) [system] '4'=(\)
   Fail: (207) [system] '4'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _2014986)
   Call: (208) [system] peek_char((0x55798e5fad60), _2015920)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _2014986=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _2001050=['4']
   Exit: (207) [system] ['4']=['4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), ['4'])
   Call: (206) [system] _1987114=[f, '4']
   Exit: (206) [system] [f, '4']=[f, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '4'])
   Call: (205) [system] _1973178=[o, f, '4']
   Exit: (205) [system] [o, f, '4']=[o, f, '4']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '4'])
   Call: (204) [system] _1959242=[o, o, f, '4']
   Exit: (204) [system] [o, o, f, '4']=[o, o, f, '4']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '4'])
   Call: (203) [system] _1945306=[r, o, o, f, '4']
   Exit: (203) [system] [r, o, o, f, '4']=[r, o, o, f, '4']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '4'])
   Call: (202) [system] _1931370=[p, r, o, o, f, '4']
   Exit: (202) [system] [p, r, o, o, f, '4']=[p, r, o, o, f, '4']
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '4'])
^  Call: (201) [user] classify_and_convert_charseq($, [p, r, o, o, f, '4'], _1897716)
   Call: (202) [system] atom_chars(_2041968, ['_', p, r, o, o, f, '4'])
   Exit: (202) [system] atom_chars('_proof4', ['_', p, r, o, o, f, '4'])
^  Exit: (201) [user] classify_and_convert_charseq($, [p, r, o, o, f, '4'], _proof4)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _proof4)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _proof4)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _2046632)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _2048490)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _2056228)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _2058932)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _2074010)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _2079580)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _2081438)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _2095592)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _4032)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _20484)
   Call: (203) [system] peek_char((0x55798e5fad60), _21418)
   Exit: (203) [system] peek_char((0x55798e5fad60), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_26138, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_27070, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55798e5fad60), p)
   Exit: (203) [system] get_char((0x55798e5fad60), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _34420)
   Call: (204) [system] peek_char((0x55798e5fad60), _35354)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_40074, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_41006, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _48356)
   Call: (205) [system] peek_char((0x55798e5fad60), _49290)
   Exit: (205) [system] peek_char((0x55798e5fad60), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_54010, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_54942, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55798e5fad60), e)
   Exit: (205) [system] get_char((0x55798e5fad60), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _62292)
   Call: (206) [system] peek_char((0x55798e5fad60), _63226)
   Exit: (206) [system] peek_char((0x55798e5fad60), m)
^  Call: (206) [user] is_delimiter(m)
   Call: (207) [system] char_type(m, space)
   Fail: (207) [system] char_type(m, space)
   Call: (207) [system] arg(_67946, v('(', ')', end_of_file), m)
   Fail: (207) [system] arg(_68878, v('(', ')', end_of_file), m)
^  Fail: (206) [user] is_delimiter(m)
   Call: (206) [system] ')'==m
   Fail: (206) [system] ')'==m
   Call: (206) [system] get_char((0x55798e5fad60), m)
   Exit: (206) [system] get_char((0x55798e5fad60), m)
   Call: (206) [system] m=(\)
   Fail: (206) [system] m=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _76228)
   Call: (207) [system] peek_char((0x55798e5fad60), _77162)
   Exit: (207) [system] peek_char((0x55798e5fad60), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_81882, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_82814, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55798e5fad60), i)
   Exit: (207) [system] get_char((0x55798e5fad60), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _90164)
   Call: (208) [system] peek_char((0x55798e5fad60), _91098)
   Exit: (208) [system] peek_char((0x55798e5fad60), s)
^  Call: (208) [user] is_delimiter(s)
   Call: (209) [system] char_type(s, space)
   Fail: (209) [system] char_type(s, space)
   Call: (209) [system] arg(_95818, v('(', ')', end_of_file), s)
   Fail: (209) [system] arg(_96750, v('(', ')', end_of_file), s)
^  Fail: (208) [user] is_delimiter(s)
   Call: (208) [system] ')'==s
   Fail: (208) [system] ')'==s
   Call: (208) [system] get_char((0x55798e5fad60), s)
   Exit: (208) [system] get_char((0x55798e5fad60), s)
   Call: (208) [system] s=(\)
   Fail: (208) [system] s=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _104100)
   Call: (209) [system] peek_char((0x55798e5fad60), _105034)
   Exit: (209) [system] peek_char((0x55798e5fad60), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_109754, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_110686, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55798e5fad60), e)
   Exit: (209) [system] get_char((0x55798e5fad60), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _118036)
   Call: (210) [system] peek_char((0x55798e5fad60), _118970)
   Exit: (210) [system] peek_char((0x55798e5fad60), '4')
^  Call: (210) [user] is_delimiter('4')
   Call: (211) [system] char_type('4', space)
   Fail: (211) [system] char_type('4', space)
   Call: (211) [system] arg(_123690, v('(', ')', end_of_file), '4')
   Fail: (211) [system] arg(_124622, v('(', ')', end_of_file), '4')
^  Fail: (210) [user] is_delimiter('4')
   Call: (210) [system] ')'=='4'
   Fail: (210) [system] ')'=='4'
   Call: (210) [system] get_char((0x55798e5fad60), '4')
   Exit: (210) [system] get_char((0x55798e5fad60), '4')
   Call: (210) [system] '4'=(\)
   Fail: (210) [system] '4'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _131972)
   Call: (211) [system] peek_char((0x55798e5fad60), _132906)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_137626, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _131972=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _118036=['4']
   Exit: (210) [system] ['4']=['4']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), ['4'])
   Call: (209) [system] _104100=[e, '4']
   Exit: (209) [system] [e, '4']=[e, '4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '4'])
   Call: (208) [system] _90164=[s, e, '4']
   Exit: (208) [system] [s, e, '4']=[s, e, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '4'])
   Call: (207) [system] _76228=[i, s, e, '4']
   Exit: (207) [system] [i, s, e, '4']=[i, s, e, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '4'])
   Call: (206) [system] _62292=[m, i, s, e, '4']
   Exit: (206) [system] [m, i, s, e, '4']=[m, i, s, e, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '4'])
   Call: (205) [system] _48356=[e, m, i, s, e, '4']
   Exit: (205) [system] [e, m, i, s, e, '4']=[e, m, i, s, e, '4']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '4'])
   Call: (204) [system] _34420=[r, e, m, i, s, e, '4']
   Exit: (204) [system] [r, e, m, i, s, e, '4']=[r, e, m, i, s, e, '4']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '4'])
   Call: (203) [system] _20484=[p, r, e, m, i, s, e, '4']
   Exit: (203) [system] [p, r, e, m, i, s, e, '4']=[p, r, e, m, i, s, e, '4']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '4'])
^  Call: (202) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '4'], _4032)
   Call: (203) [system] atom_chars(_166414, ['_', p, r, e, m, i, s, e, '4'])
   Exit: (203) [system] atom_chars('_premise4', ['_', p, r, e, m, i, s, e, '4'])
^  Exit: (202) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '4'], _premise4)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _premise4)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _premise4)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _171078)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _172936)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _187090)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55798e5fad60), _190880)
   Exit: (201) [system] get_char((0x55798e5fad60), ')')
   Call: (201) [system] _171078=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [])
   Call: (200) [system] _4028=[_premise4]
   Exit: (200) [system] [_premise4]=[_premise4]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_premise4])
   Call: (199) [system] _4018=[_proof4, _premise4]
   Exit: (199) [system] [_proof4, _premise4]=[_proof4, _premise4]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_proof4, _premise4])
   Call: (198) [system] _4010=[:, _proof4, _premise4]
   Exit: (198) [system] [:, _proof4, _premise4]=[:, _proof4, _premise4]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [:, _proof4, _premise4])
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof4, _premise4])
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _204762)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _206620)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _214358)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _217062)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _232140)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _237710)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _239568)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _253722)
   Exit: (198) [system] get_char((0x55798e5fad60), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _237710)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _259292)
   Exit: (200) [system] peek_char((0x55798e5fad60), s)
   Call: (200) [system] s=(;)
   Fail: (200) [system] s=(;)
^  Call: (200) [user] is_like_space(s)
   Call: (201) [system] char_type(s, 'white')
   Fail: (201) [system] char_type(s, 'white')
   Call: (201) [system] char_type(s, end_of_line)
   Fail: (201) [system] char_type(s, end_of_line)
   Call: (201) [system] char_type(s, space)
   Fail: (201) [system] char_type(s, space)
   Call: (201) [system] char_type(s, cntrl)
   Fail: (201) [system] char_type(s, cntrl)
^  Fail: (200) [user] is_like_space(s)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _273446)
   Exit: (199) [system] peek_char((0x55798e5fad60), s)
   Call: (199) [system] s=')'
   Fail: (199) [system] s=')'
   Call: (199) [system] s=end_of_file
   Fail: (199) [system] s=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _279016)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _280874)
   Exit: (201) [system] peek_char((0x55798e5fad60), s)
   Call: (201) [system] s=(;)
   Fail: (201) [system] s=(;)
^  Call: (201) [user] is_like_space(s)
   Call: (202) [system] char_type(s, 'white')
   Fail: (202) [system] char_type(s, 'white')
   Call: (202) [system] char_type(s, end_of_line)
   Fail: (202) [system] char_type(s, end_of_line)
   Call: (202) [system] char_type(s, space)
   Fail: (202) [system] char_type(s, space)
   Call: (202) [system] char_type(s, cntrl)
   Fail: (202) [system] char_type(s, cntrl)
^  Fail: (201) [user] is_like_space(s)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _295028)
   Exit: (200) [system] get_char((0x55798e5fad60), s)
   Call: (200) [system] s='('
   Fail: (200) [system] s='('
   Call: (200) [system] s='['
   Fail: (200) [system] s='['
   Call: (200) [system] s='{'
   Fail: (200) [system] s='{'
   Call: (200) [system] s='"'
   Fail: (200) [system] s='"'
   Call: (200) [system] s=!
   Fail: (200) [system] s=!
   Call: (200) [system] s='\''
   Fail: (200) [system] s='\''
   Call: (200) [system] s='`'
   Fail: (200) [system] s='`'
   Call: (200) [system] s=end_of_file
   Fail: (200) [system] s=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), s, _279016)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _312670)
   Call: (202) [system] peek_char((0x55798e5fad60), _313604)
   Exit: (202) [system] peek_char((0x55798e5fad60), y)
^  Call: (202) [user] is_delimiter(y)
   Call: (203) [system] char_type(y, space)
   Fail: (203) [system] char_type(y, space)
   Call: (203) [system] arg(_318324, v('(', ')', end_of_file), y)
   Fail: (203) [system] arg(_319256, v('(', ')', end_of_file), y)
^  Fail: (202) [user] is_delimiter(y)
   Call: (202) [system] ')'==y
   Fail: (202) [system] ')'==y
   Call: (202) [system] get_char((0x55798e5fad60), y)
   Exit: (202) [system] get_char((0x55798e5fad60), y)
   Call: (202) [system] y=(\)
   Fail: (202) [system] y=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _326606)
   Call: (203) [system] peek_char((0x55798e5fad60), _327540)
   Exit: (203) [system] peek_char((0x55798e5fad60), n)
^  Call: (203) [user] is_delimiter(n)
   Call: (204) [system] char_type(n, space)
   Fail: (204) [system] char_type(n, space)
   Call: (204) [system] arg(_332260, v('(', ')', end_of_file), n)
   Fail: (204) [system] arg(_333192, v('(', ')', end_of_file), n)
^  Fail: (203) [user] is_delimiter(n)
   Call: (203) [system] ')'==n
   Fail: (203) [system] ')'==n
   Call: (203) [system] get_char((0x55798e5fad60), n)
   Exit: (203) [system] get_char((0x55798e5fad60), n)
   Call: (203) [system] n=(\)
   Fail: (203) [system] n=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _340542)
   Call: (204) [system] peek_char((0x55798e5fad60), _341476)
   Exit: (204) [system] peek_char((0x55798e5fad60), t)
^  Call: (204) [user] is_delimiter(t)
   Call: (205) [system] char_type(t, space)
   Fail: (205) [system] char_type(t, space)
   Call: (205) [system] arg(_346196, v('(', ')', end_of_file), t)
   Fail: (205) [system] arg(_347128, v('(', ')', end_of_file), t)
^  Fail: (204) [user] is_delimiter(t)
   Call: (204) [system] ')'==t
   Fail: (204) [system] ')'==t
   Call: (204) [system] get_char((0x55798e5fad60), t)
   Exit: (204) [system] get_char((0x55798e5fad60), t)
   Call: (204) [system] t=(\)
   Fail: (204) [system] t=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _354478)
   Call: (205) [system] peek_char((0x55798e5fad60), _355412)
   Exit: (205) [system] peek_char((0x55798e5fad60), h)
^  Call: (205) [user] is_delimiter(h)
   Call: (206) [system] char_type(h, space)
   Fail: (206) [system] char_type(h, space)
   Call: (206) [system] arg(_360132, v('(', ')', end_of_file), h)
   Fail: (206) [system] arg(_361064, v('(', ')', end_of_file), h)
^  Fail: (205) [user] is_delimiter(h)
   Call: (205) [system] ')'==h
   Fail: (205) [system] ')'==h
   Call: (205) [system] get_char((0x55798e5fad60), h)
   Exit: (205) [system] get_char((0x55798e5fad60), h)
   Call: (205) [system] h=(\)
   Fail: (205) [system] h=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _368414)
   Call: (206) [system] peek_char((0x55798e5fad60), _369348)
   Exit: (206) [system] peek_char((0x55798e5fad60), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_374068, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_375000, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55798e5fad60), e)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _382350)
   Call: (207) [system] peek_char((0x55798e5fad60), _383284)
   Exit: (207) [system] peek_char((0x55798e5fad60), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_388004, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_388936, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55798e5fad60), s)
   Exit: (207) [system] get_char((0x55798e5fad60), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _396286)
   Call: (208) [system] peek_char((0x55798e5fad60), _397220)
   Exit: (208) [system] peek_char((0x55798e5fad60), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_401940, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_402872, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55798e5fad60), i)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _410222)
   Call: (209) [system] peek_char((0x55798e5fad60), _411156)
   Exit: (209) [system] peek_char((0x55798e5fad60), z)
^  Call: (209) [user] is_delimiter(z)
   Call: (210) [system] char_type(z, space)
   Fail: (210) [system] char_type(z, space)
   Call: (210) [system] arg(_415876, v('(', ')', end_of_file), z)
   Fail: (210) [system] arg(_416808, v('(', ')', end_of_file), z)
^  Fail: (209) [user] is_delimiter(z)
   Call: (209) [system] ')'==z
   Fail: (209) [system] ')'==z
   Call: (209) [system] get_char((0x55798e5fad60), z)
   Exit: (209) [system] get_char((0x55798e5fad60), z)
   Call: (209) [system] z=(\)
   Fail: (209) [system] z=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _424158)
   Call: (210) [system] peek_char((0x55798e5fad60), _425092)
   Exit: (210) [system] peek_char((0x55798e5fad60), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_429812, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_430744, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55798e5fad60), e)
   Exit: (210) [system] get_char((0x55798e5fad60), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _438094)
   Call: (211) [system] peek_char((0x55798e5fad60), _439028)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _438094=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _424158=[e]
   Exit: (210) [system] [e]=[e]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (209) [system] _410222=[z, e]
   Exit: (209) [system] [z, e]=[z, e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (208) [system] _396286=[i, z, e]
   Exit: (208) [system] [i, z, e]=[i, z, e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (207) [system] _382350=[s, i, z, e]
   Exit: (207) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (206) [system] _368414=[e, s, i, z, e]
   Exit: (206) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (205) [system] _354478=[h, e, s, i, z, e]
   Exit: (205) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (204) [system] _340542=[t, h, e, s, i, z, e]
   Exit: (204) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (203) [system] _326606=[n, t, h, e, s, i, z, e]
   Exit: (203) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (202) [system] _312670=[y, n, t, h, e, s, i, z, e]
   Exit: (202) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (201) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _279016)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_473484, _473486), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _279016), _473460, fail)), '$restore_trace'(_473484, _473486))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_473484, _473486))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _473460, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(synthesize)
   Exit: (202) [system] atomic(synthesize)
^  Exit: (201) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _480984)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _482842)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _490580)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _493284)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _508362)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=')'
   Fail: (200) [system] '('=')'
   Call: (200) [system] '('=end_of_file
   Fail: (200) [system] '('=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _513932)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _515790)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _529944)
   Exit: (201) [system] get_char((0x55798e5fad60), '(')
   Call: (201) [system] '('='('
   Exit: (201) [system] '('='('
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _513932)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _535514)
   Exit: (203) [system] peek_char((0x55798e5fad60), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _549668)
   Exit: (202) [system] peek_char((0x55798e5fad60), :)
   Call: (202) [system] (:)=')'
   Fail: (202) [system] (:)=')'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _555238)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _557096)
   Exit: (204) [system] peek_char((0x55798e5fad60), :)
   Call: (204) [system] (:)=(;)
   Fail: (204) [system] (:)=(;)
^  Call: (204) [user] is_like_space(:)
   Call: (205) [system] char_type(:, 'white')
   Fail: (205) [system] char_type(:, 'white')
   Call: (205) [system] char_type(:, end_of_line)
   Fail: (205) [system] char_type(:, end_of_line)
   Call: (205) [system] char_type(:, space)
   Fail: (205) [system] char_type(:, space)
   Call: (205) [system] char_type(:, cntrl)
   Fail: (205) [system] char_type(:, cntrl)
^  Fail: (204) [user] is_like_space(:)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _571250)
   Exit: (203) [system] get_char((0x55798e5fad60), :)
   Call: (203) [system] (:)='('
   Fail: (203) [system] (:)='('
   Call: (203) [system] (:)='['
   Fail: (203) [system] (:)='['
   Call: (203) [system] (:)='{'
   Fail: (203) [system] (:)='{'
   Call: (203) [system] (:)='"'
   Fail: (203) [system] (:)='"'
   Call: (203) [system] (:)=!
   Fail: (203) [system] (:)=!
   Call: (203) [system] (:)='\''
   Fail: (203) [system] (:)='\''
   Call: (203) [system] (:)='`'
   Fail: (203) [system] (:)='`'
   Call: (203) [system] (:)=end_of_file
   Fail: (203) [system] (:)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), :, _555238)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _588892)
   Call: (205) [system] peek_char((0x55798e5fad60), _589826)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _588892=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (204) [user] classify_and_convert_charseq(:, [], _555238)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_599136, _599138), once(user:catch(read_from_chars([:], _555238), _599112, fail)), '$restore_trace'(_599136, _599138))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_599136, _599138))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _599112, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(:)
   Exit: (205) [system] atomic(:)
^  Exit: (204) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _606636)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _608494)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _616232)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _618936)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _634014)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _639584)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _641442)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _655596)
   Exit: (204) [system] get_char((0x55798e5fad60), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _639584)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _673238)
   Call: (206) [system] peek_char((0x55798e5fad60), _674172)
   Exit: (206) [system] peek_char((0x55798e5fad60), p)
^  Call: (206) [user] is_delimiter(p)
   Call: (207) [system] char_type(p, space)
   Fail: (207) [system] char_type(p, space)
   Call: (207) [system] arg(_678892, v('(', ')', end_of_file), p)
   Fail: (207) [system] arg(_679824, v('(', ')', end_of_file), p)
^  Fail: (206) [user] is_delimiter(p)
   Call: (206) [system] ')'==p
   Fail: (206) [system] ')'==p
   Call: (206) [system] get_char((0x55798e5fad60), p)
   Exit: (206) [system] get_char((0x55798e5fad60), p)
   Call: (206) [system] p=(\)
   Fail: (206) [system] p=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _687174)
   Call: (207) [system] peek_char((0x55798e5fad60), _688108)
   Exit: (207) [system] peek_char((0x55798e5fad60), r)
^  Call: (207) [user] is_delimiter(r)
   Call: (208) [system] char_type(r, space)
   Fail: (208) [system] char_type(r, space)
   Call: (208) [system] arg(_692828, v('(', ')', end_of_file), r)
   Fail: (208) [system] arg(_693760, v('(', ')', end_of_file), r)
^  Fail: (207) [user] is_delimiter(r)
   Call: (207) [system] ')'==r
   Fail: (207) [system] ')'==r
   Call: (207) [system] get_char((0x55798e5fad60), r)
   Exit: (207) [system] get_char((0x55798e5fad60), r)
   Call: (207) [system] r=(\)
   Fail: (207) [system] r=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _701110)
   Call: (208) [system] peek_char((0x55798e5fad60), _702044)
   Exit: (208) [system] peek_char((0x55798e5fad60), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_706764, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_707696, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55798e5fad60), o)
   Exit: (208) [system] get_char((0x55798e5fad60), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _715046)
   Call: (209) [system] peek_char((0x55798e5fad60), _715980)
   Exit: (209) [system] peek_char((0x55798e5fad60), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_720700, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_721632, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55798e5fad60), o)
   Exit: (209) [system] get_char((0x55798e5fad60), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _728982)
   Call: (210) [system] peek_char((0x55798e5fad60), _729916)
   Exit: (210) [system] peek_char((0x55798e5fad60), f)
^  Call: (210) [user] is_delimiter(f)
   Call: (211) [system] char_type(f, space)
   Fail: (211) [system] char_type(f, space)
   Call: (211) [system] arg(_734636, v('(', ')', end_of_file), f)
   Fail: (211) [system] arg(_735568, v('(', ')', end_of_file), f)
^  Fail: (210) [user] is_delimiter(f)
   Call: (210) [system] ')'==f
   Fail: (210) [system] ')'==f
   Call: (210) [system] get_char((0x55798e5fad60), f)
   Exit: (210) [system] get_char((0x55798e5fad60), f)
   Call: (210) [system] f=(\)
   Fail: (210) [system] f=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _742918)
   Call: (211) [system] peek_char((0x55798e5fad60), _743852)
   Exit: (211) [system] peek_char((0x55798e5fad60), '4')
^  Call: (211) [user] is_delimiter('4')
   Call: (212) [system] char_type('4', space)
   Fail: (212) [system] char_type('4', space)
   Call: (212) [system] arg(_748572, v('(', ')', end_of_file), '4')
   Fail: (212) [system] arg(_749504, v('(', ')', end_of_file), '4')
^  Fail: (211) [user] is_delimiter('4')
   Call: (211) [system] ')'=='4'
   Fail: (211) [system] ')'=='4'
   Call: (211) [system] get_char((0x55798e5fad60), '4')
   Exit: (211) [system] get_char((0x55798e5fad60), '4')
   Call: (211) [system] '4'=(\)
   Fail: (211) [system] '4'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _756854)
   Call: (212) [system] peek_char((0x55798e5fad60), _757788)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _756854=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _742918=['4']
   Exit: (211) [system] ['4']=['4']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), ['4'])
   Call: (210) [system] _728982=[f, '4']
   Exit: (210) [system] [f, '4']=[f, '4']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '4'])
   Call: (209) [system] _715046=[o, f, '4']
   Exit: (209) [system] [o, f, '4']=[o, f, '4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '4'])
   Call: (208) [system] _701110=[o, o, f, '4']
   Exit: (208) [system] [o, o, f, '4']=[o, o, f, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '4'])
   Call: (207) [system] _687174=[r, o, o, f, '4']
   Exit: (207) [system] [r, o, o, f, '4']=[r, o, o, f, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '4'])
   Call: (206) [system] _673238=[p, r, o, o, f, '4']
   Exit: (206) [system] [p, r, o, o, f, '4']=[p, r, o, o, f, '4']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '4'])
^  Call: (205) [user] classify_and_convert_charseq($, [p, r, o, o, f, '4'], _639584)
   Call: (206) [system] atom_chars(_783836, ['_', p, r, o, o, f, '4'])
   Exit: (206) [system] atom_chars('_proof4', ['_', p, r, o, o, f, '4'])
^  Exit: (205) [user] classify_and_convert_charseq($, [p, r, o, o, f, '4'], _proof4)
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _proof4)
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), _proof4)
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _788500)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _790358)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _798096)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _800800)
   Exit: (206) [system] peek_char((0x55798e5fad60), $)
   Call: (206) [system] ($)=(;)
   Fail: (206) [system] ($)=(;)
^  Call: (206) [user] is_like_space($)
   Call: (207) [system] char_type($, 'white')
   Fail: (207) [system] char_type($, 'white')
   Call: (207) [system] char_type($, end_of_line)
   Fail: (207) [system] char_type($, end_of_line)
   Call: (207) [system] char_type($, space)
   Fail: (207) [system] char_type($, space)
   Call: (207) [system] char_type($, cntrl)
   Fail: (207) [system] char_type($, cntrl)
^  Fail: (206) [user] is_like_space($)
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _815878)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=')'
   Fail: (204) [system] ($)=')'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _821448)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _823306)
   Exit: (206) [system] peek_char((0x55798e5fad60), $)
   Call: (206) [system] ($)=(;)
   Fail: (206) [system] ($)=(;)
^  Call: (206) [user] is_like_space($)
   Call: (207) [system] char_type($, 'white')
   Fail: (207) [system] char_type($, 'white')
   Call: (207) [system] char_type($, end_of_line)
   Fail: (207) [system] char_type($, end_of_line)
   Call: (207) [system] char_type($, space)
   Fail: (207) [system] char_type($, space)
   Call: (207) [system] char_type($, cntrl)
   Fail: (207) [system] char_type($, cntrl)
^  Fail: (206) [user] is_like_space($)
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _837460)
   Exit: (205) [system] get_char((0x55798e5fad60), $)
   Call: (205) [system] ($)='('
   Fail: (205) [system] ($)='('
   Call: (205) [system] ($)='['
   Fail: (205) [system] ($)='['
   Call: (205) [system] ($)='{'
   Fail: (205) [system] ($)='{'
   Call: (205) [system] ($)='"'
   Fail: (205) [system] ($)='"'
   Call: (205) [system] ($)=!
   Fail: (205) [system] ($)=!
   Call: (205) [system] ($)='\''
   Fail: (205) [system] ($)='\''
   Call: (205) [system] ($)='`'
   Fail: (205) [system] ($)='`'
   Call: (205) [system] ($)=end_of_file
   Fail: (205) [system] ($)=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55798e5fad60), $, _821448)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _855102)
   Call: (207) [system] peek_char((0x55798e5fad60), _856036)
   Exit: (207) [system] peek_char((0x55798e5fad60), p)
^  Call: (207) [user] is_delimiter(p)
   Call: (208) [system] char_type(p, space)
   Fail: (208) [system] char_type(p, space)
   Call: (208) [system] arg(_860756, v('(', ')', end_of_file), p)
   Fail: (208) [system] arg(_861688, v('(', ')', end_of_file), p)
^  Fail: (207) [user] is_delimiter(p)
   Call: (207) [system] ')'==p
   Fail: (207) [system] ')'==p
   Call: (207) [system] get_char((0x55798e5fad60), p)
   Exit: (207) [system] get_char((0x55798e5fad60), p)
   Call: (207) [system] p=(\)
   Fail: (207) [system] p=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _869038)
   Call: (208) [system] peek_char((0x55798e5fad60), _869972)
   Exit: (208) [system] peek_char((0x55798e5fad60), r)
^  Call: (208) [user] is_delimiter(r)
   Call: (209) [system] char_type(r, space)
   Fail: (209) [system] char_type(r, space)
   Call: (209) [system] arg(_874692, v('(', ')', end_of_file), r)
   Fail: (209) [system] arg(_875624, v('(', ')', end_of_file), r)
^  Fail: (208) [user] is_delimiter(r)
   Call: (208) [system] ')'==r
   Fail: (208) [system] ')'==r
   Call: (208) [system] get_char((0x55798e5fad60), r)
   Exit: (208) [system] get_char((0x55798e5fad60), r)
   Call: (208) [system] r=(\)
   Fail: (208) [system] r=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _882974)
   Call: (209) [system] peek_char((0x55798e5fad60), _883908)
   Exit: (209) [system] peek_char((0x55798e5fad60), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_888628, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_889560, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55798e5fad60), e)
   Exit: (209) [system] get_char((0x55798e5fad60), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _896910)
   Call: (210) [system] peek_char((0x55798e5fad60), _897844)
   Exit: (210) [system] peek_char((0x55798e5fad60), m)
^  Call: (210) [user] is_delimiter(m)
   Call: (211) [system] char_type(m, space)
   Fail: (211) [system] char_type(m, space)
   Call: (211) [system] arg(_902564, v('(', ')', end_of_file), m)
   Fail: (211) [system] arg(_903496, v('(', ')', end_of_file), m)
^  Fail: (210) [user] is_delimiter(m)
   Call: (210) [system] ')'==m
   Fail: (210) [system] ')'==m
   Call: (210) [system] get_char((0x55798e5fad60), m)
   Exit: (210) [system] get_char((0x55798e5fad60), m)
   Call: (210) [system] m=(\)
   Fail: (210) [system] m=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _910846)
   Call: (211) [system] peek_char((0x55798e5fad60), _911780)
   Exit: (211) [system] peek_char((0x55798e5fad60), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_916500, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_917432, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55798e5fad60), i)
   Exit: (211) [system] get_char((0x55798e5fad60), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _924782)
   Call: (212) [system] peek_char((0x55798e5fad60), _925716)
   Exit: (212) [system] peek_char((0x55798e5fad60), s)
^  Call: (212) [user] is_delimiter(s)
   Call: (213) [system] char_type(s, space)
   Fail: (213) [system] char_type(s, space)
   Call: (213) [system] arg(_930436, v('(', ')', end_of_file), s)
   Fail: (213) [system] arg(_931368, v('(', ')', end_of_file), s)
^  Fail: (212) [user] is_delimiter(s)
   Call: (212) [system] ')'==s
   Fail: (212) [system] ')'==s
   Call: (212) [system] get_char((0x55798e5fad60), s)
   Exit: (212) [system] get_char((0x55798e5fad60), s)
   Call: (212) [system] s=(\)
   Fail: (212) [system] s=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _938718)
   Call: (213) [system] peek_char((0x55798e5fad60), _939652)
   Exit: (213) [system] peek_char((0x55798e5fad60), e)
^  Call: (213) [user] is_delimiter(e)
   Call: (214) [system] char_type(e, space)
   Fail: (214) [system] char_type(e, space)
   Call: (214) [system] arg(_944372, v('(', ')', end_of_file), e)
   Fail: (214) [system] arg(_945304, v('(', ')', end_of_file), e)
^  Fail: (213) [user] is_delimiter(e)
   Call: (213) [system] ')'==e
   Fail: (213) [system] ')'==e
   Call: (213) [system] get_char((0x55798e5fad60), e)
   Exit: (213) [system] get_char((0x55798e5fad60), e)
   Call: (213) [system] e=(\)
   Fail: (213) [system] e=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _952654)
   Call: (214) [system] peek_char((0x55798e5fad60), _953588)
   Exit: (214) [system] peek_char((0x55798e5fad60), '4')
^  Call: (214) [user] is_delimiter('4')
   Call: (215) [system] char_type('4', space)
   Fail: (215) [system] char_type('4', space)
   Call: (215) [system] arg(_958308, v('(', ')', end_of_file), '4')
   Fail: (215) [system] arg(_959240, v('(', ')', end_of_file), '4')
^  Fail: (214) [user] is_delimiter('4')
   Call: (214) [system] ')'=='4'
   Fail: (214) [system] ')'=='4'
   Call: (214) [system] get_char((0x55798e5fad60), '4')
   Exit: (214) [system] get_char((0x55798e5fad60), '4')
   Call: (214) [system] '4'=(\)
   Fail: (214) [system] '4'=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _966590)
   Call: (215) [system] peek_char((0x55798e5fad60), _967524)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_972244, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _966590=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (214) [system] _952654=['4']
   Exit: (214) [system] ['4']=['4']
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), ['4'])
   Call: (213) [system] _938718=[e, '4']
   Exit: (213) [system] [e, '4']=[e, '4']
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '4'])
   Call: (212) [system] _924782=[s, e, '4']
   Exit: (212) [system] [s, e, '4']=[s, e, '4']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '4'])
   Call: (211) [system] _910846=[i, s, e, '4']
   Exit: (211) [system] [i, s, e, '4']=[i, s, e, '4']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '4'])
   Call: (210) [system] _896910=[m, i, s, e, '4']
   Exit: (210) [system] [m, i, s, e, '4']=[m, i, s, e, '4']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '4'])
   Call: (209) [system] _882974=[e, m, i, s, e, '4']
   Exit: (209) [system] [e, m, i, s, e, '4']=[e, m, i, s, e, '4']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '4'])
   Call: (208) [system] _869038=[r, e, m, i, s, e, '4']
   Exit: (208) [system] [r, e, m, i, s, e, '4']=[r, e, m, i, s, e, '4']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '4'])
   Call: (207) [system] _855102=[p, r, e, m, i, s, e, '4']
   Exit: (207) [system] [p, r, e, m, i, s, e, '4']=[p, r, e, m, i, s, e, '4']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '4'])
^  Call: (206) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '4'], _821448)
   Call: (207) [system] atom_chars(_1001032, ['_', p, r, e, m, i, s, e, '4'])
   Exit: (207) [system] atom_chars('_premise4', ['_', p, r, e, m, i, s, e, '4'])
^  Exit: (206) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '4'], _premise4)
^  Exit: (205) [user] read_symbolic(')', (0x55798e5fad60), $, _premise4)
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), _premise4)
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _1005696)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1007554)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1021708)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55798e5fad60), _1025498)
   Exit: (205) [system] get_char((0x55798e5fad60), ')')
   Call: (205) [system] _1005696=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [])
   Call: (204) [system] _788500=[_premise4]
   Exit: (204) [system] [_premise4]=[_premise4]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [_premise4])
   Call: (203) [system] _606636=[_proof4, _premise4]
   Exit: (203) [system] [_proof4, _premise4]=[_proof4, _premise4]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [_proof4, _premise4])
   Call: (202) [system] _513932=[:, _proof4, _premise4]
   Exit: (202) [system] [:, _proof4, _premise4]=[:, _proof4, _premise4]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [:, _proof4, _premise4])
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof4, _premise4])
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1039380)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1041238)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1048976)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1051680)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1066758)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1072328)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1074186)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1088340)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _1072328)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1105982)
   Call: (204) [system] peek_char((0x55798e5fad60), _1106916)
   Exit: (204) [system] peek_char((0x55798e5fad60), k)
^  Call: (204) [user] is_delimiter(k)
   Call: (205) [system] char_type(k, space)
   Fail: (205) [system] char_type(k, space)
   Call: (205) [system] arg(_1111636, v('(', ')', end_of_file), k)
   Fail: (205) [system] arg(_1112568, v('(', ')', end_of_file), k)
^  Fail: (204) [user] is_delimiter(k)
   Call: (204) [system] ')'==k
   Fail: (204) [system] ')'==k
   Call: (204) [system] get_char((0x55798e5fad60), k)
   Exit: (204) [system] get_char((0x55798e5fad60), k)
   Call: (204) [system] k=(\)
   Fail: (204) [system] k=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1119918)
   Call: (205) [system] peek_char((0x55798e5fad60), _1120852)
   Exit: (205) [system] peek_char((0x55798e5fad60), b)
^  Call: (205) [user] is_delimiter(b)
   Call: (206) [system] char_type(b, space)
   Fail: (206) [system] char_type(b, space)
   Call: (206) [system] arg(_1125572, v('(', ')', end_of_file), b)
   Fail: (206) [system] arg(_1126504, v('(', ')', end_of_file), b)
^  Fail: (205) [user] is_delimiter(b)
   Call: (205) [system] ')'==b
   Fail: (205) [system] ')'==b
   Call: (205) [system] get_char((0x55798e5fad60), b)
   Exit: (205) [system] get_char((0x55798e5fad60), b)
   Call: (205) [system] b=(\)
   Fail: (205) [system] b=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1133854)
   Call: (206) [system] peek_char((0x55798e5fad60), _1134788)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1133854=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _1119918=[b]
   Exit: (205) [system] [b]=[b]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (204) [system] _1105982=[k, b]
   Exit: (204) [system] [k, b]=[k, b]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (203) [user] classify_and_convert_charseq($, [k, b], _1072328)
   Call: (204) [system] atom_chars(_1149660, ['_', k, b])
   Exit: (204) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (203) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1154324)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1156182)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1163920)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1166624)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1181702)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1187272)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1189130)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _1203284)
   Exit: (203) [system] get_char((0x55798e5fad60), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _1187272)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1220926)
   Call: (205) [system] peek_char((0x55798e5fad60), _1221860)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1226580, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1227512, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1234862)
   Call: (206) [system] peek_char((0x55798e5fad60), _1235796)
   Exit: (206) [system] peek_char((0x55798e5fad60), b)
^  Call: (206) [user] is_delimiter(b)
   Call: (207) [system] char_type(b, space)
   Fail: (207) [system] char_type(b, space)
   Call: (207) [system] arg(_1240516, v('(', ')', end_of_file), b)
   Fail: (207) [system] arg(_1241448, v('(', ')', end_of_file), b)
^  Fail: (206) [user] is_delimiter(b)
   Call: (206) [system] ')'==b
   Fail: (206) [system] ')'==b
   Call: (206) [system] get_char((0x55798e5fad60), b)
   Exit: (206) [system] get_char((0x55798e5fad60), b)
   Call: (206) [system] b=(\)
   Fail: (206) [system] b=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1248798)
   Call: (207) [system] peek_char((0x55798e5fad60), _1249732)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _1248798=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (206) [system] _1234862=[b]
   Exit: (206) [system] [b]=[b]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (205) [system] _1220926=[r, b]
   Exit: (205) [system] [r, b]=[r, b]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (204) [user] classify_and_convert_charseq($, [r, b], _1187272)
   Call: (205) [system] atom_chars(_1264604, ['_', r, b])
   Exit: (205) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (204) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _1269268)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1271126)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _1278864)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1281568)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1296646)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _1302216)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1304074)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _1318228)
   Exit: (204) [system] get_char((0x55798e5fad60), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _1302216)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1335870)
   Call: (206) [system] peek_char((0x55798e5fad60), _1336804)
   Exit: (206) [system] peek_char((0x55798e5fad60), k)
^  Call: (206) [user] is_delimiter(k)
   Call: (207) [system] char_type(k, space)
   Fail: (207) [system] char_type(k, space)
   Call: (207) [system] arg(_1341524, v('(', ')', end_of_file), k)
   Fail: (207) [system] arg(_1342456, v('(', ')', end_of_file), k)
^  Fail: (206) [user] is_delimiter(k)
   Call: (206) [system] ')'==k
   Fail: (206) [system] ')'==k
   Call: (206) [system] get_char((0x55798e5fad60), k)
   Exit: (206) [system] get_char((0x55798e5fad60), k)
   Call: (206) [system] k=(\)
   Fail: (206) [system] k=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1349806)
   Call: (207) [system] peek_char((0x55798e5fad60), _1350740)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
^  Call: (207) [user] is_delimiter(')')
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] arg(_1355460, v('(', ')', end_of_file), ')')
   Exit: (208) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (207) [user] is_delimiter(')')
   Call: (207) [system] _1349806=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (206) [system] _1335870=[k]
   Exit: (206) [system] [k]=[k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (205) [user] classify_and_convert_charseq($, [k], _1302216)
   Call: (206) [system] atom_chars(_1364690, ['_', k])
   Exit: (206) [system] atom_chars('_k', ['_', k])
^  Exit: (205) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _1369354)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1371212)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1385366)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55798e5fad60), _1389156)
   Exit: (204) [system] get_char((0x55798e5fad60), ')')
   Call: (204) [system] _1369354=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [])
   Call: (203) [system] _1269268=[_k]
   Exit: (203) [system] [_k]=[_k]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (202) [system] _1154324=[_rb, _k]
   Exit: (202) [system] [_rb, _k]=[_rb, _k]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [_rb, _k])
   Call: (201) [system] _1039380=[_kb, _rb, _k]
   Exit: (201) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, _k])
   Call: (200) [system] _480984=[[:, _proof4, _premise4], _kb, _rb, _k]
   Exit: (200) [system] [[:, _proof4, _premise4], _kb, _rb, _k]=[[:, _proof4, _premise4], _kb, _rb, _k]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [[:, _proof4, _premise4], _kb, _rb, _k])
   Call: (199) [system] _237710=[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]
   Exit: (199) [system] [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]=[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _proof4, _premise4], _kb, _rb, _k])
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _proof4, _premise4], _kb, _rb, _k])
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1408626)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1410484)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1424638)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55798e5fad60), _1428428)
   Exit: (198) [system] get_char((0x55798e5fad60), ')')
   Call: (198) [system] _1408626=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [])
   Call: (197) [system] _204762=[[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]
   Exit: (197) [system] [[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]=[[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
   Call: (196) [system] _4004=[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]
   Exit: (196) [system] [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]=[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1439516)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1441374)
   Exit: (196) [system] peek_char((0x55798e5fad60), '\n')
   Call: (196) [system] '\n'=(;)
   Fail: (196) [system] '\n'=(;)
^  Call: (196) [user] is_like_space('\n')
   Call: (197) [system] char_type('\n', 'white')
   Fail: (197) [system] char_type('\n', 'white')
   Call: (197) [system] char_type('\n', end_of_line)
   Exit: (197) [system] char_type('\n', end_of_line)
^  Exit: (196) [user] is_like_space('\n')
   Call: (196) [system] get_char((0x55798e5fad60), _1450968)
   Exit: (196) [system] get_char((0x55798e5fad60), '\n')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1453672)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1461410)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1464114)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1471852)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1474556)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1482294)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1484998)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1492736)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1495440)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1503178)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1505882)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1513620)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1516324)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1524062)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1526766)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _1534504)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1537208)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _1544946)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1547650)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _1555388)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1558092)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1582410)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1587980)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1589838)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1603992)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1587980)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1609562)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1623716)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1629286)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1631144)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1645298)
   Exit: (198) [system] get_char((0x55798e5fad60), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1629286)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1650868)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1665022)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=')'
   Fail: (199) [system] (:)=')'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1670592)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1672450)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1686604)
   Exit: (200) [system] get_char((0x55798e5fad60), :)
   Call: (200) [system] (:)='('
   Fail: (200) [system] (:)='('
   Call: (200) [system] (:)='['
   Fail: (200) [system] (:)='['
   Call: (200) [system] (:)='{'
   Fail: (200) [system] (:)='{'
   Call: (200) [system] (:)='"'
   Fail: (200) [system] (:)='"'
   Call: (200) [system] (:)=!
   Fail: (200) [system] (:)=!
   Call: (200) [system] (:)='\''
   Fail: (200) [system] (:)='\''
   Call: (200) [system] (:)='`'
   Fail: (200) [system] (:)='`'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), :, _1670592)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1704246)
   Call: (202) [system] peek_char((0x55798e5fad60), _1705180)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _1704246=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (201) [user] classify_and_convert_charseq(:, [], _1670592)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_1714490, _1714492), once(user:catch(read_from_chars([:], _1670592), _1714466, fail)), '$restore_trace'(_1714490, _1714492))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_1714490, _1714492))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1714466, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(:)
   Exit: (202) [system] atomic(:)
^  Exit: (201) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1721990)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1723848)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1731586)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1734290)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1749368)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=')'
   Fail: (200) [system] ($)=')'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1754938)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1756796)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=(;)
   Fail: (202) [system] ($)=(;)
^  Call: (202) [user] is_like_space($)
   Call: (203) [system] char_type($, 'white')
   Fail: (203) [system] char_type($, 'white')
   Call: (203) [system] char_type($, end_of_line)
   Fail: (203) [system] char_type($, end_of_line)
   Call: (203) [system] char_type($, space)
   Fail: (203) [system] char_type($, space)
   Call: (203) [system] char_type($, cntrl)
   Fail: (203) [system] char_type($, cntrl)
^  Fail: (202) [user] is_like_space($)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1770950)
   Exit: (201) [system] get_char((0x55798e5fad60), $)
   Call: (201) [system] ($)='('
   Fail: (201) [system] ($)='('
   Call: (201) [system] ($)='['
   Fail: (201) [system] ($)='['
   Call: (201) [system] ($)='{'
   Fail: (201) [system] ($)='{'
   Call: (201) [system] ($)='"'
   Fail: (201) [system] ($)='"'
   Call: (201) [system] ($)=!
   Fail: (201) [system] ($)=!
   Call: (201) [system] ($)='\''
   Fail: (201) [system] ($)='\''
   Call: (201) [system] ($)='`'
   Fail: (201) [system] ($)='`'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _1754938)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1788592)
   Call: (203) [system] peek_char((0x55798e5fad60), _1789526)
   Exit: (203) [system] peek_char((0x55798e5fad60), p)
^  Call: (203) [user] is_delimiter(p)
   Call: (204) [system] char_type(p, space)
   Fail: (204) [system] char_type(p, space)
   Call: (204) [system] arg(_1794246, v('(', ')', end_of_file), p)
   Fail: (204) [system] arg(_1795178, v('(', ')', end_of_file), p)
^  Fail: (203) [user] is_delimiter(p)
   Call: (203) [system] ')'==p
   Fail: (203) [system] ')'==p
   Call: (203) [system] get_char((0x55798e5fad60), p)
   Exit: (203) [system] get_char((0x55798e5fad60), p)
   Call: (203) [system] p=(\)
   Fail: (203) [system] p=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1802528)
   Call: (204) [system] peek_char((0x55798e5fad60), _1803462)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_1808182, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_1809114, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1816464)
   Call: (205) [system] peek_char((0x55798e5fad60), _1817398)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1822118, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1823050, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1830400)
   Call: (206) [system] peek_char((0x55798e5fad60), _1831334)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1836054, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1836986, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1844336)
   Call: (207) [system] peek_char((0x55798e5fad60), _1845270)
   Exit: (207) [system] peek_char((0x55798e5fad60), f)
^  Call: (207) [user] is_delimiter(f)
   Call: (208) [system] char_type(f, space)
   Fail: (208) [system] char_type(f, space)
   Call: (208) [system] arg(_1849990, v('(', ')', end_of_file), f)
   Fail: (208) [system] arg(_1850922, v('(', ')', end_of_file), f)
^  Fail: (207) [user] is_delimiter(f)
   Call: (207) [system] ')'==f
   Fail: (207) [system] ')'==f
   Call: (207) [system] get_char((0x55798e5fad60), f)
   Exit: (207) [system] get_char((0x55798e5fad60), f)
   Call: (207) [system] f=(\)
   Fail: (207) [system] f=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1858272)
   Call: (208) [system] peek_char((0x55798e5fad60), _1859206)
   Exit: (208) [system] peek_char((0x55798e5fad60), '5')
^  Call: (208) [user] is_delimiter('5')
   Call: (209) [system] char_type('5', space)
   Fail: (209) [system] char_type('5', space)
   Call: (209) [system] arg(_1863926, v('(', ')', end_of_file), '5')
   Fail: (209) [system] arg(_1864858, v('(', ')', end_of_file), '5')
^  Fail: (208) [user] is_delimiter('5')
   Call: (208) [system] ')'=='5'
   Fail: (208) [system] ')'=='5'
   Call: (208) [system] get_char((0x55798e5fad60), '5')
   Exit: (208) [system] get_char((0x55798e5fad60), '5')
   Call: (208) [system] '5'=(\)
   Fail: (208) [system] '5'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1872208)
   Call: (209) [system] peek_char((0x55798e5fad60), _1873142)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1872208=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _1858272=['5']
   Exit: (208) [system] ['5']=['5']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['5'])
   Call: (207) [system] _1844336=[f, '5']
   Exit: (207) [system] [f, '5']=[f, '5']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '5'])
   Call: (206) [system] _1830400=[o, f, '5']
   Exit: (206) [system] [o, f, '5']=[o, f, '5']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '5'])
   Call: (205) [system] _1816464=[o, o, f, '5']
   Exit: (205) [system] [o, o, f, '5']=[o, o, f, '5']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '5'])
   Call: (204) [system] _1802528=[r, o, o, f, '5']
   Exit: (204) [system] [r, o, o, f, '5']=[r, o, o, f, '5']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '5'])
   Call: (203) [system] _1788592=[p, r, o, o, f, '5']
   Exit: (203) [system] [p, r, o, o, f, '5']=[p, r, o, o, f, '5']
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '5'])
^  Call: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f, '5'], _1754938)
   Call: (203) [system] atom_chars(_1899190, ['_', p, r, o, o, f, '5'])
   Exit: (203) [system] atom_chars('_proof5', ['_', p, r, o, o, f, '5'])
^  Exit: (202) [user] classify_and_convert_charseq($, [p, r, o, o, f, '5'], _proof5)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), $, _proof5)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), _proof5)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1903854)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1905712)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1913450)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1916154)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1931232)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=')'
   Fail: (201) [system] ($)=')'
   Call: (201) [system] ($)=end_of_file
   Fail: (201) [system] ($)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1936802)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1938660)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=(;)
   Fail: (203) [system] ($)=(;)
^  Call: (203) [user] is_like_space($)
   Call: (204) [system] char_type($, 'white')
   Fail: (204) [system] char_type($, 'white')
   Call: (204) [system] char_type($, end_of_line)
   Fail: (204) [system] char_type($, end_of_line)
   Call: (204) [system] char_type($, space)
   Fail: (204) [system] char_type($, space)
   Call: (204) [system] char_type($, cntrl)
   Fail: (204) [system] char_type($, cntrl)
^  Fail: (203) [user] is_like_space($)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1952814)
   Exit: (202) [system] get_char((0x55798e5fad60), $)
   Call: (202) [system] ($)='('
   Fail: (202) [system] ($)='('
   Call: (202) [system] ($)='['
   Fail: (202) [system] ($)='['
   Call: (202) [system] ($)='{'
   Fail: (202) [system] ($)='{'
   Call: (202) [system] ($)='"'
   Fail: (202) [system] ($)='"'
   Call: (202) [system] ($)=!
   Fail: (202) [system] ($)=!
   Call: (202) [system] ($)='\''
   Fail: (202) [system] ($)='\''
   Call: (202) [system] ($)='`'
   Fail: (202) [system] ($)='`'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _1936802)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1970456)
   Call: (204) [system] peek_char((0x55798e5fad60), _1971390)
   Exit: (204) [system] peek_char((0x55798e5fad60), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_1976110, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_1977042, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55798e5fad60), p)
   Exit: (204) [system] get_char((0x55798e5fad60), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1984392)
   Call: (205) [system] peek_char((0x55798e5fad60), _1985326)
   Exit: (205) [system] peek_char((0x55798e5fad60), r)
^  Call: (205) [user] is_delimiter(r)
   Call: (206) [system] char_type(r, space)
   Fail: (206) [system] char_type(r, space)
   Call: (206) [system] arg(_1990046, v('(', ')', end_of_file), r)
   Fail: (206) [system] arg(_1990978, v('(', ')', end_of_file), r)
^  Fail: (205) [user] is_delimiter(r)
   Call: (205) [system] ')'==r
   Fail: (205) [system] ')'==r
   Call: (205) [system] get_char((0x55798e5fad60), r)
   Exit: (205) [system] get_char((0x55798e5fad60), r)
   Call: (205) [system] r=(\)
   Fail: (205) [system] r=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1998328)
   Call: (206) [system] peek_char((0x55798e5fad60), _1999262)
   Exit: (206) [system] peek_char((0x55798e5fad60), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_2003982, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_2004914, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55798e5fad60), e)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _2012264)
   Call: (207) [system] peek_char((0x55798e5fad60), _2013198)
   Exit: (207) [system] peek_char((0x55798e5fad60), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_2017918, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_2018850, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55798e5fad60), m)
   Exit: (207) [system] get_char((0x55798e5fad60), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _2026200)
   Call: (208) [system] peek_char((0x55798e5fad60), _2027134)
   Exit: (208) [system] peek_char((0x55798e5fad60), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_2031854, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_2032786, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55798e5fad60), i)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _2040136)
   Call: (209) [system] peek_char((0x55798e5fad60), _2041070)
   Exit: (209) [system] peek_char((0x55798e5fad60), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_2045790, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_2046722, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55798e5fad60), s)
   Exit: (209) [system] get_char((0x55798e5fad60), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _2054072)
   Call: (210) [system] peek_char((0x55798e5fad60), _2055006)
   Exit: (210) [system] peek_char((0x55798e5fad60), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_2059726, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_2060658, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55798e5fad60), e)
   Exit: (210) [system] get_char((0x55798e5fad60), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _2068008)
   Call: (211) [system] peek_char((0x55798e5fad60), _2068942)
   Exit: (211) [system] peek_char((0x55798e5fad60), '5')
^  Call: (211) [user] is_delimiter('5')
   Call: (212) [system] char_type('5', space)
   Fail: (212) [system] char_type('5', space)
   Call: (212) [system] arg(_2073662, v('(', ')', end_of_file), '5')
   Fail: (212) [system] arg(_2074594, v('(', ')', end_of_file), '5')
^  Fail: (211) [user] is_delimiter('5')
   Call: (211) [system] ')'=='5'
   Fail: (211) [system] ')'=='5'
   Call: (211) [system] get_char((0x55798e5fad60), '5')
   Exit: (211) [system] get_char((0x55798e5fad60), '5')
   Call: (211) [system] '5'=(\)
   Fail: (211) [system] '5'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _2081944)
   Call: (212) [system] peek_char((0x55798e5fad60), _2082878)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_2087598, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _2081944=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _2068008=['5']
   Exit: (211) [system] ['5']=['5']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), ['5'])
   Call: (210) [system] _2054072=[e, '5']
   Exit: (210) [system] [e, '5']=[e, '5']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '5'])
   Call: (209) [system] _4168=[s, e, '5']
   Exit: (209) [system] [s, e, '5']=[s, e, '5']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '5'])
   Call: (208) [system] _4164=[i, s, e, '5']
   Exit: (208) [system] [i, s, e, '5']=[i, s, e, '5']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '5'])
   Call: (207) [system] _4160=[m, i, s, e, '5']
   Exit: (207) [system] [m, i, s, e, '5']=[m, i, s, e, '5']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '5'])
   Call: (206) [system] _4156=[e, m, i, s, e, '5']
   Exit: (206) [system] [e, m, i, s, e, '5']=[e, m, i, s, e, '5']
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '5'])
   Call: (205) [system] _4152=[r, e, m, i, s, e, '5']
   Exit: (205) [system] [r, e, m, i, s, e, '5']=[r, e, m, i, s, e, '5']
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '5'])
   Call: (204) [system] _4148=[p, r, e, m, i, s, e, '5']
   Exit: (204) [system] [p, r, e, m, i, s, e, '5']=[p, r, e, m, i, s, e, '5']
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '5'])
^  Call: (203) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '5'], _4144)
   Call: (204) [system] atom_chars(_23690, ['_', p, r, e, m, i, s, e, '5'])
   Exit: (204) [system] atom_chars('_premise5', ['_', p, r, e, m, i, s, e, '5'])
^  Exit: (203) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '5'], _premise5)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), $, _premise5)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), _premise5)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _28354)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _30212)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _44366)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55798e5fad60), _48156)
   Exit: (202) [system] get_char((0x55798e5fad60), ')')
   Call: (202) [system] _28354=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [])
   Call: (201) [system] _4140=[_premise5]
   Exit: (201) [system] [_premise5]=[_premise5]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [_premise5])
   Call: (200) [system] _4130=[_proof5, _premise5]
   Exit: (200) [system] [_proof5, _premise5]=[_proof5, _premise5]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [_proof5, _premise5])
   Call: (199) [system] _4122=[:, _proof5, _premise5]
   Exit: (199) [system] [:, _proof5, _premise5]=[:, _proof5, _premise5]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [:, _proof5, _premise5])
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof5, _premise5])
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _62038)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _63896)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _71634)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _74338)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _89416)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _94986)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _96844)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _110998)
   Exit: (199) [system] get_char((0x55798e5fad60), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _94986)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _116568)
   Exit: (201) [system] peek_char((0x55798e5fad60), s)
   Call: (201) [system] s=(;)
   Fail: (201) [system] s=(;)
^  Call: (201) [user] is_like_space(s)
   Call: (202) [system] char_type(s, 'white')
   Fail: (202) [system] char_type(s, 'white')
   Call: (202) [system] char_type(s, end_of_line)
   Fail: (202) [system] char_type(s, end_of_line)
   Call: (202) [system] char_type(s, space)
   Fail: (202) [system] char_type(s, space)
   Call: (202) [system] char_type(s, cntrl)
   Fail: (202) [system] char_type(s, cntrl)
^  Fail: (201) [user] is_like_space(s)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _130722)
   Exit: (200) [system] peek_char((0x55798e5fad60), s)
   Call: (200) [system] s=')'
   Fail: (200) [system] s=')'
   Call: (200) [system] s=end_of_file
   Fail: (200) [system] s=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _136292)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _138150)
   Exit: (202) [system] peek_char((0x55798e5fad60), s)
   Call: (202) [system] s=(;)
   Fail: (202) [system] s=(;)
^  Call: (202) [user] is_like_space(s)
   Call: (203) [system] char_type(s, 'white')
   Fail: (203) [system] char_type(s, 'white')
   Call: (203) [system] char_type(s, end_of_line)
   Fail: (203) [system] char_type(s, end_of_line)
   Call: (203) [system] char_type(s, space)
   Fail: (203) [system] char_type(s, space)
   Call: (203) [system] char_type(s, cntrl)
   Fail: (203) [system] char_type(s, cntrl)
^  Fail: (202) [user] is_like_space(s)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _152304)
   Exit: (201) [system] get_char((0x55798e5fad60), s)
   Call: (201) [system] s='('
   Fail: (201) [system] s='('
   Call: (201) [system] s='['
   Fail: (201) [system] s='['
   Call: (201) [system] s='{'
   Fail: (201) [system] s='{'
   Call: (201) [system] s='"'
   Fail: (201) [system] s='"'
   Call: (201) [system] s=!
   Fail: (201) [system] s=!
   Call: (201) [system] s='\''
   Fail: (201) [system] s='\''
   Call: (201) [system] s='`'
   Fail: (201) [system] s='`'
   Call: (201) [system] s=end_of_file
   Fail: (201) [system] s=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), s, _136292)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _169946)
   Call: (203) [system] peek_char((0x55798e5fad60), _170880)
   Exit: (203) [system] peek_char((0x55798e5fad60), y)
^  Call: (203) [user] is_delimiter(y)
   Call: (204) [system] char_type(y, space)
   Fail: (204) [system] char_type(y, space)
   Call: (204) [system] arg(_175600, v('(', ')', end_of_file), y)
   Fail: (204) [system] arg(_176532, v('(', ')', end_of_file), y)
^  Fail: (203) [user] is_delimiter(y)
   Call: (203) [system] ')'==y
   Fail: (203) [system] ')'==y
   Call: (203) [system] get_char((0x55798e5fad60), y)
   Exit: (203) [system] get_char((0x55798e5fad60), y)
   Call: (203) [system] y=(\)
   Fail: (203) [system] y=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _183882)
   Call: (204) [system] peek_char((0x55798e5fad60), _184816)
   Exit: (204) [system] peek_char((0x55798e5fad60), n)
^  Call: (204) [user] is_delimiter(n)
   Call: (205) [system] char_type(n, space)
   Fail: (205) [system] char_type(n, space)
   Call: (205) [system] arg(_189536, v('(', ')', end_of_file), n)
   Fail: (205) [system] arg(_190468, v('(', ')', end_of_file), n)
^  Fail: (204) [user] is_delimiter(n)
   Call: (204) [system] ')'==n
   Fail: (204) [system] ')'==n
   Call: (204) [system] get_char((0x55798e5fad60), n)
   Exit: (204) [system] get_char((0x55798e5fad60), n)
   Call: (204) [system] n=(\)
   Fail: (204) [system] n=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _197818)
   Call: (205) [system] peek_char((0x55798e5fad60), _198752)
   Exit: (205) [system] peek_char((0x55798e5fad60), t)
^  Call: (205) [user] is_delimiter(t)
   Call: (206) [system] char_type(t, space)
   Fail: (206) [system] char_type(t, space)
   Call: (206) [system] arg(_203472, v('(', ')', end_of_file), t)
   Fail: (206) [system] arg(_204404, v('(', ')', end_of_file), t)
^  Fail: (205) [user] is_delimiter(t)
   Call: (205) [system] ')'==t
   Fail: (205) [system] ')'==t
   Call: (205) [system] get_char((0x55798e5fad60), t)
   Exit: (205) [system] get_char((0x55798e5fad60), t)
   Call: (205) [system] t=(\)
   Fail: (205) [system] t=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _211754)
   Call: (206) [system] peek_char((0x55798e5fad60), _212688)
   Exit: (206) [system] peek_char((0x55798e5fad60), h)
^  Call: (206) [user] is_delimiter(h)
   Call: (207) [system] char_type(h, space)
   Fail: (207) [system] char_type(h, space)
   Call: (207) [system] arg(_217408, v('(', ')', end_of_file), h)
   Fail: (207) [system] arg(_218340, v('(', ')', end_of_file), h)
^  Fail: (206) [user] is_delimiter(h)
   Call: (206) [system] ')'==h
   Fail: (206) [system] ')'==h
   Call: (206) [system] get_char((0x55798e5fad60), h)
   Exit: (206) [system] get_char((0x55798e5fad60), h)
   Call: (206) [system] h=(\)
   Fail: (206) [system] h=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _225690)
   Call: (207) [system] peek_char((0x55798e5fad60), _226624)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_231344, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_232276, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _239626)
   Call: (208) [system] peek_char((0x55798e5fad60), _240560)
   Exit: (208) [system] peek_char((0x55798e5fad60), s)
^  Call: (208) [user] is_delimiter(s)
   Call: (209) [system] char_type(s, space)
   Fail: (209) [system] char_type(s, space)
   Call: (209) [system] arg(_245280, v('(', ')', end_of_file), s)
   Fail: (209) [system] arg(_246212, v('(', ')', end_of_file), s)
^  Fail: (208) [user] is_delimiter(s)
   Call: (208) [system] ')'==s
   Fail: (208) [system] ')'==s
   Call: (208) [system] get_char((0x55798e5fad60), s)
   Exit: (208) [system] get_char((0x55798e5fad60), s)
   Call: (208) [system] s=(\)
   Fail: (208) [system] s=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _253562)
   Call: (209) [system] peek_char((0x55798e5fad60), _254496)
   Exit: (209) [system] peek_char((0x55798e5fad60), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_259216, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_260148, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55798e5fad60), i)
   Exit: (209) [system] get_char((0x55798e5fad60), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _267498)
   Call: (210) [system] peek_char((0x55798e5fad60), _268432)
   Exit: (210) [system] peek_char((0x55798e5fad60), z)
^  Call: (210) [user] is_delimiter(z)
   Call: (211) [system] char_type(z, space)
   Fail: (211) [system] char_type(z, space)
   Call: (211) [system] arg(_273152, v('(', ')', end_of_file), z)
   Fail: (211) [system] arg(_274084, v('(', ')', end_of_file), z)
^  Fail: (210) [user] is_delimiter(z)
   Call: (210) [system] ')'==z
   Fail: (210) [system] ')'==z
   Call: (210) [system] get_char((0x55798e5fad60), z)
   Exit: (210) [system] get_char((0x55798e5fad60), z)
   Call: (210) [system] z=(\)
   Fail: (210) [system] z=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _281434)
   Call: (211) [system] peek_char((0x55798e5fad60), _282368)
   Exit: (211) [system] peek_char((0x55798e5fad60), e)
^  Call: (211) [user] is_delimiter(e)
   Call: (212) [system] char_type(e, space)
   Fail: (212) [system] char_type(e, space)
   Call: (212) [system] arg(_287088, v('(', ')', end_of_file), e)
   Fail: (212) [system] arg(_288020, v('(', ')', end_of_file), e)
^  Fail: (211) [user] is_delimiter(e)
   Call: (211) [system] ')'==e
   Fail: (211) [system] ')'==e
   Call: (211) [system] get_char((0x55798e5fad60), e)
   Exit: (211) [system] get_char((0x55798e5fad60), e)
   Call: (211) [system] e=(\)
   Fail: (211) [system] e=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _295370)
   Call: (212) [system] peek_char((0x55798e5fad60), _296304)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _295370=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _281434=[e]
   Exit: (211) [system] [e]=[e]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (210) [system] _267498=[z, e]
   Exit: (210) [system] [z, e]=[z, e]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (209) [system] _253562=[i, z, e]
   Exit: (209) [system] [i, z, e]=[i, z, e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (208) [system] _239626=[s, i, z, e]
   Exit: (208) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (207) [system] _225690=[e, s, i, z, e]
   Exit: (207) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (206) [system] _211754=[h, e, s, i, z, e]
   Exit: (206) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (205) [system] _197818=[t, h, e, s, i, z, e]
   Exit: (205) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (204) [system] _183882=[n, t, h, e, s, i, z, e]
   Exit: (204) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (203) [system] _169946=[y, n, t, h, e, s, i, z, e]
   Exit: (203) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (202) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _136292)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_330760, _330762), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _136292), _330736, fail)), '$restore_trace'(_330760, _330762))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_330760, _330762))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _330736, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(synthesize)
   Exit: (203) [system] atomic(synthesize)
^  Exit: (202) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _338260)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _340118)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _347856)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _350560)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _365638)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _371208)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _373066)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _387220)
   Exit: (202) [system] get_char((0x55798e5fad60), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _371208)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _392790)
   Exit: (204) [system] peek_char((0x55798e5fad60), :)
   Call: (204) [system] (:)=(;)
   Fail: (204) [system] (:)=(;)
^  Call: (204) [user] is_like_space(:)
   Call: (205) [system] char_type(:, 'white')
   Fail: (205) [system] char_type(:, 'white')
   Call: (205) [system] char_type(:, end_of_line)
   Fail: (205) [system] char_type(:, end_of_line)
   Call: (205) [system] char_type(:, space)
   Fail: (205) [system] char_type(:, space)
   Call: (205) [system] char_type(:, cntrl)
   Fail: (205) [system] char_type(:, cntrl)
^  Fail: (204) [user] is_like_space(:)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _406944)
   Exit: (203) [system] peek_char((0x55798e5fad60), :)
   Call: (203) [system] (:)=')'
   Fail: (203) [system] (:)=')'
   Call: (203) [system] (:)=end_of_file
   Fail: (203) [system] (:)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _412514)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _414372)
   Exit: (205) [system] peek_char((0x55798e5fad60), :)
   Call: (205) [system] (:)=(;)
   Fail: (205) [system] (:)=(;)
^  Call: (205) [user] is_like_space(:)
   Call: (206) [system] char_type(:, 'white')
   Fail: (206) [system] char_type(:, 'white')
   Call: (206) [system] char_type(:, end_of_line)
   Fail: (206) [system] char_type(:, end_of_line)
   Call: (206) [system] char_type(:, space)
   Fail: (206) [system] char_type(:, space)
   Call: (206) [system] char_type(:, cntrl)
   Fail: (206) [system] char_type(:, cntrl)
^  Fail: (205) [user] is_like_space(:)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _428526)
   Exit: (204) [system] get_char((0x55798e5fad60), :)
   Call: (204) [system] (:)='('
   Fail: (204) [system] (:)='('
   Call: (204) [system] (:)='['
   Fail: (204) [system] (:)='['
   Call: (204) [system] (:)='{'
   Fail: (204) [system] (:)='{'
   Call: (204) [system] (:)='"'
   Fail: (204) [system] (:)='"'
   Call: (204) [system] (:)=!
   Fail: (204) [system] (:)=!
   Call: (204) [system] (:)='\''
   Fail: (204) [system] (:)='\''
   Call: (204) [system] (:)='`'
   Fail: (204) [system] (:)='`'
   Call: (204) [system] (:)=end_of_file
   Fail: (204) [system] (:)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), :, _412514)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _446168)
   Call: (206) [system] peek_char((0x55798e5fad60), _447102)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _446168=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (205) [user] classify_and_convert_charseq(:, [], _412514)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_456412, _456414), once(user:catch(read_from_chars([:], _412514), _456388, fail)), '$restore_trace'(_456412, _456414))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_456412, _456414))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _456388, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(:)
   Exit: (206) [system] atomic(:)
^  Exit: (205) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _463912)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _465770)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _473508)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _476212)
   Exit: (206) [system] peek_char((0x55798e5fad60), $)
   Call: (206) [system] ($)=(;)
   Fail: (206) [system] ($)=(;)
^  Call: (206) [user] is_like_space($)
   Call: (207) [system] char_type($, 'white')
   Fail: (207) [system] char_type($, 'white')
   Call: (207) [system] char_type($, end_of_line)
   Fail: (207) [system] char_type($, end_of_line)
   Call: (207) [system] char_type($, space)
   Fail: (207) [system] char_type($, space)
   Call: (207) [system] char_type($, cntrl)
   Fail: (207) [system] char_type($, cntrl)
^  Fail: (206) [user] is_like_space($)
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _491290)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=')'
   Fail: (204) [system] ($)=')'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _496860)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _498718)
   Exit: (206) [system] peek_char((0x55798e5fad60), $)
   Call: (206) [system] ($)=(;)
   Fail: (206) [system] ($)=(;)
^  Call: (206) [user] is_like_space($)
   Call: (207) [system] char_type($, 'white')
   Fail: (207) [system] char_type($, 'white')
   Call: (207) [system] char_type($, end_of_line)
   Fail: (207) [system] char_type($, end_of_line)
   Call: (207) [system] char_type($, space)
   Fail: (207) [system] char_type($, space)
   Call: (207) [system] char_type($, cntrl)
   Fail: (207) [system] char_type($, cntrl)
^  Fail: (206) [user] is_like_space($)
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _512872)
   Exit: (205) [system] get_char((0x55798e5fad60), $)
   Call: (205) [system] ($)='('
   Fail: (205) [system] ($)='('
   Call: (205) [system] ($)='['
   Fail: (205) [system] ($)='['
   Call: (205) [system] ($)='{'
   Fail: (205) [system] ($)='{'
   Call: (205) [system] ($)='"'
   Fail: (205) [system] ($)='"'
   Call: (205) [system] ($)=!
   Fail: (205) [system] ($)=!
   Call: (205) [system] ($)='\''
   Fail: (205) [system] ($)='\''
   Call: (205) [system] ($)='`'
   Fail: (205) [system] ($)='`'
   Call: (205) [system] ($)=end_of_file
   Fail: (205) [system] ($)=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55798e5fad60), $, _496860)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _530514)
   Call: (207) [system] peek_char((0x55798e5fad60), _531448)
   Exit: (207) [system] peek_char((0x55798e5fad60), p)
^  Call: (207) [user] is_delimiter(p)
   Call: (208) [system] char_type(p, space)
   Fail: (208) [system] char_type(p, space)
   Call: (208) [system] arg(_536168, v('(', ')', end_of_file), p)
   Fail: (208) [system] arg(_537100, v('(', ')', end_of_file), p)
^  Fail: (207) [user] is_delimiter(p)
   Call: (207) [system] ')'==p
   Fail: (207) [system] ')'==p
   Call: (207) [system] get_char((0x55798e5fad60), p)
   Exit: (207) [system] get_char((0x55798e5fad60), p)
   Call: (207) [system] p=(\)
   Fail: (207) [system] p=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _544450)
   Call: (208) [system] peek_char((0x55798e5fad60), _545384)
   Exit: (208) [system] peek_char((0x55798e5fad60), r)
^  Call: (208) [user] is_delimiter(r)
   Call: (209) [system] char_type(r, space)
   Fail: (209) [system] char_type(r, space)
   Call: (209) [system] arg(_550104, v('(', ')', end_of_file), r)
   Fail: (209) [system] arg(_551036, v('(', ')', end_of_file), r)
^  Fail: (208) [user] is_delimiter(r)
   Call: (208) [system] ')'==r
   Fail: (208) [system] ')'==r
   Call: (208) [system] get_char((0x55798e5fad60), r)
   Exit: (208) [system] get_char((0x55798e5fad60), r)
   Call: (208) [system] r=(\)
   Fail: (208) [system] r=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _558386)
   Call: (209) [system] peek_char((0x55798e5fad60), _559320)
   Exit: (209) [system] peek_char((0x55798e5fad60), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_564040, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_564972, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55798e5fad60), o)
   Exit: (209) [system] get_char((0x55798e5fad60), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _572322)
   Call: (210) [system] peek_char((0x55798e5fad60), _573256)
   Exit: (210) [system] peek_char((0x55798e5fad60), o)
^  Call: (210) [user] is_delimiter(o)
   Call: (211) [system] char_type(o, space)
   Fail: (211) [system] char_type(o, space)
   Call: (211) [system] arg(_577976, v('(', ')', end_of_file), o)
   Fail: (211) [system] arg(_578908, v('(', ')', end_of_file), o)
^  Fail: (210) [user] is_delimiter(o)
   Call: (210) [system] ')'==o
   Fail: (210) [system] ')'==o
   Call: (210) [system] get_char((0x55798e5fad60), o)
   Exit: (210) [system] get_char((0x55798e5fad60), o)
   Call: (210) [system] o=(\)
   Fail: (210) [system] o=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _586258)
   Call: (211) [system] peek_char((0x55798e5fad60), _587192)
   Exit: (211) [system] peek_char((0x55798e5fad60), f)
^  Call: (211) [user] is_delimiter(f)
   Call: (212) [system] char_type(f, space)
   Fail: (212) [system] char_type(f, space)
   Call: (212) [system] arg(_591912, v('(', ')', end_of_file), f)
   Fail: (212) [system] arg(_592844, v('(', ')', end_of_file), f)
^  Fail: (211) [user] is_delimiter(f)
   Call: (211) [system] ')'==f
   Fail: (211) [system] ')'==f
   Call: (211) [system] get_char((0x55798e5fad60), f)
   Exit: (211) [system] get_char((0x55798e5fad60), f)
   Call: (211) [system] f=(\)
   Fail: (211) [system] f=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _600194)
   Call: (212) [system] peek_char((0x55798e5fad60), _601128)
   Exit: (212) [system] peek_char((0x55798e5fad60), '5')
^  Call: (212) [user] is_delimiter('5')
   Call: (213) [system] char_type('5', space)
   Fail: (213) [system] char_type('5', space)
   Call: (213) [system] arg(_605848, v('(', ')', end_of_file), '5')
   Fail: (213) [system] arg(_606780, v('(', ')', end_of_file), '5')
^  Fail: (212) [user] is_delimiter('5')
   Call: (212) [system] ')'=='5'
   Fail: (212) [system] ')'=='5'
   Call: (212) [system] get_char((0x55798e5fad60), '5')
   Exit: (212) [system] get_char((0x55798e5fad60), '5')
   Call: (212) [system] '5'=(\)
   Fail: (212) [system] '5'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _614130)
   Call: (213) [system] peek_char((0x55798e5fad60), _615064)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _614130=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (212) [system] _600194=['5']
   Exit: (212) [system] ['5']=['5']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), ['5'])
   Call: (211) [system] _586258=[f, '5']
   Exit: (211) [system] [f, '5']=[f, '5']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, '5'])
   Call: (210) [system] _572322=[o, f, '5']
   Exit: (210) [system] [o, f, '5']=[o, f, '5']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, f, '5'])
   Call: (209) [system] _558386=[o, o, f, '5']
   Exit: (209) [system] [o, o, f, '5']=[o, o, f, '5']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, o, f, '5'])
   Call: (208) [system] _544450=[r, o, o, f, '5']
   Exit: (208) [system] [r, o, o, f, '5']=[r, o, o, f, '5']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, o, f, '5'])
   Call: (207) [system] _530514=[p, r, o, o, f, '5']
   Exit: (207) [system] [p, r, o, o, f, '5']=[p, r, o, o, f, '5']
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, o, o, f, '5'])
^  Call: (206) [user] classify_and_convert_charseq($, [p, r, o, o, f, '5'], _496860)
   Call: (207) [system] atom_chars(_641112, ['_', p, r, o, o, f, '5'])
   Exit: (207) [system] atom_chars('_proof5', ['_', p, r, o, o, f, '5'])
^  Exit: (206) [user] classify_and_convert_charseq($, [p, r, o, o, f, '5'], _proof5)
^  Exit: (205) [user] read_symbolic(')', (0x55798e5fad60), $, _proof5)
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), _proof5)
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _645776)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _647634)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _655372)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _658076)
   Exit: (207) [system] peek_char((0x55798e5fad60), $)
   Call: (207) [system] ($)=(;)
   Fail: (207) [system] ($)=(;)
^  Call: (207) [user] is_like_space($)
   Call: (208) [system] char_type($, 'white')
   Fail: (208) [system] char_type($, 'white')
   Call: (208) [system] char_type($, end_of_line)
   Fail: (208) [system] char_type($, end_of_line)
   Call: (208) [system] char_type($, space)
   Fail: (208) [system] char_type($, space)
   Call: (208) [system] char_type($, cntrl)
   Fail: (208) [system] char_type($, cntrl)
^  Fail: (207) [user] is_like_space($)
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _673154)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=')'
   Fail: (205) [system] ($)=')'
   Call: (205) [system] ($)=end_of_file
   Fail: (205) [system] ($)=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _678724)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _680582)
   Exit: (207) [system] peek_char((0x55798e5fad60), $)
   Call: (207) [system] ($)=(;)
   Fail: (207) [system] ($)=(;)
^  Call: (207) [user] is_like_space($)
   Call: (208) [system] char_type($, 'white')
   Fail: (208) [system] char_type($, 'white')
   Call: (208) [system] char_type($, end_of_line)
   Fail: (208) [system] char_type($, end_of_line)
   Call: (208) [system] char_type($, space)
   Fail: (208) [system] char_type($, space)
   Call: (208) [system] char_type($, cntrl)
   Fail: (208) [system] char_type($, cntrl)
^  Fail: (207) [user] is_like_space($)
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _694736)
   Exit: (206) [system] get_char((0x55798e5fad60), $)
   Call: (206) [system] ($)='('
   Fail: (206) [system] ($)='('
   Call: (206) [system] ($)='['
   Fail: (206) [system] ($)='['
   Call: (206) [system] ($)='{'
   Fail: (206) [system] ($)='{'
   Call: (206) [system] ($)='"'
   Fail: (206) [system] ($)='"'
   Call: (206) [system] ($)=!
   Fail: (206) [system] ($)=!
   Call: (206) [system] ($)='\''
   Fail: (206) [system] ($)='\''
   Call: (206) [system] ($)='`'
   Fail: (206) [system] ($)='`'
   Call: (206) [system] ($)=end_of_file
   Fail: (206) [system] ($)=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55798e5fad60), $, _678724)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _712378)
   Call: (208) [system] peek_char((0x55798e5fad60), _713312)
   Exit: (208) [system] peek_char((0x55798e5fad60), p)
^  Call: (208) [user] is_delimiter(p)
   Call: (209) [system] char_type(p, space)
   Fail: (209) [system] char_type(p, space)
   Call: (209) [system] arg(_718032, v('(', ')', end_of_file), p)
   Fail: (209) [system] arg(_718964, v('(', ')', end_of_file), p)
^  Fail: (208) [user] is_delimiter(p)
   Call: (208) [system] ')'==p
   Fail: (208) [system] ')'==p
   Call: (208) [system] get_char((0x55798e5fad60), p)
   Exit: (208) [system] get_char((0x55798e5fad60), p)
   Call: (208) [system] p=(\)
   Fail: (208) [system] p=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _726314)
   Call: (209) [system] peek_char((0x55798e5fad60), _727248)
   Exit: (209) [system] peek_char((0x55798e5fad60), r)
^  Call: (209) [user] is_delimiter(r)
   Call: (210) [system] char_type(r, space)
   Fail: (210) [system] char_type(r, space)
   Call: (210) [system] arg(_731968, v('(', ')', end_of_file), r)
   Fail: (210) [system] arg(_732900, v('(', ')', end_of_file), r)
^  Fail: (209) [user] is_delimiter(r)
   Call: (209) [system] ')'==r
   Fail: (209) [system] ')'==r
   Call: (209) [system] get_char((0x55798e5fad60), r)
   Exit: (209) [system] get_char((0x55798e5fad60), r)
   Call: (209) [system] r=(\)
   Fail: (209) [system] r=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _740250)
   Call: (210) [system] peek_char((0x55798e5fad60), _741184)
   Exit: (210) [system] peek_char((0x55798e5fad60), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_745904, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_746836, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55798e5fad60), e)
   Exit: (210) [system] get_char((0x55798e5fad60), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _754186)
   Call: (211) [system] peek_char((0x55798e5fad60), _755120)
   Exit: (211) [system] peek_char((0x55798e5fad60), m)
^  Call: (211) [user] is_delimiter(m)
   Call: (212) [system] char_type(m, space)
   Fail: (212) [system] char_type(m, space)
   Call: (212) [system] arg(_759840, v('(', ')', end_of_file), m)
   Fail: (212) [system] arg(_760772, v('(', ')', end_of_file), m)
^  Fail: (211) [user] is_delimiter(m)
   Call: (211) [system] ')'==m
   Fail: (211) [system] ')'==m
   Call: (211) [system] get_char((0x55798e5fad60), m)
   Exit: (211) [system] get_char((0x55798e5fad60), m)
   Call: (211) [system] m=(\)
   Fail: (211) [system] m=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _768122)
   Call: (212) [system] peek_char((0x55798e5fad60), _769056)
   Exit: (212) [system] peek_char((0x55798e5fad60), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_773776, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_774708, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55798e5fad60), i)
   Exit: (212) [system] get_char((0x55798e5fad60), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _782058)
   Call: (213) [system] peek_char((0x55798e5fad60), _782992)
   Exit: (213) [system] peek_char((0x55798e5fad60), s)
^  Call: (213) [user] is_delimiter(s)
   Call: (214) [system] char_type(s, space)
   Fail: (214) [system] char_type(s, space)
   Call: (214) [system] arg(_787712, v('(', ')', end_of_file), s)
   Fail: (214) [system] arg(_788644, v('(', ')', end_of_file), s)
^  Fail: (213) [user] is_delimiter(s)
   Call: (213) [system] ')'==s
   Fail: (213) [system] ')'==s
   Call: (213) [system] get_char((0x55798e5fad60), s)
   Exit: (213) [system] get_char((0x55798e5fad60), s)
   Call: (213) [system] s=(\)
   Fail: (213) [system] s=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _795994)
   Call: (214) [system] peek_char((0x55798e5fad60), _796928)
   Exit: (214) [system] peek_char((0x55798e5fad60), e)
^  Call: (214) [user] is_delimiter(e)
   Call: (215) [system] char_type(e, space)
   Fail: (215) [system] char_type(e, space)
   Call: (215) [system] arg(_801648, v('(', ')', end_of_file), e)
   Fail: (215) [system] arg(_802580, v('(', ')', end_of_file), e)
^  Fail: (214) [user] is_delimiter(e)
   Call: (214) [system] ')'==e
   Fail: (214) [system] ')'==e
   Call: (214) [system] get_char((0x55798e5fad60), e)
   Exit: (214) [system] get_char((0x55798e5fad60), e)
   Call: (214) [system] e=(\)
   Fail: (214) [system] e=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _809930)
   Call: (215) [system] peek_char((0x55798e5fad60), _810864)
   Exit: (215) [system] peek_char((0x55798e5fad60), '5')
^  Call: (215) [user] is_delimiter('5')
   Call: (216) [system] char_type('5', space)
   Fail: (216) [system] char_type('5', space)
   Call: (216) [system] arg(_815584, v('(', ')', end_of_file), '5')
   Fail: (216) [system] arg(_816516, v('(', ')', end_of_file), '5')
^  Fail: (215) [user] is_delimiter('5')
   Call: (215) [system] ')'=='5'
   Fail: (215) [system] ')'=='5'
   Call: (215) [system] get_char((0x55798e5fad60), '5')
   Exit: (215) [system] get_char((0x55798e5fad60), '5')
   Call: (215) [system] '5'=(\)
   Fail: (215) [system] '5'=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _823866)
   Call: (216) [system] peek_char((0x55798e5fad60), _824800)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_829520, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _823866=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (215) [system] _809930=['5']
   Exit: (215) [system] ['5']=['5']
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), ['5'])
   Call: (214) [system] _795994=[e, '5']
   Exit: (214) [system] [e, '5']=[e, '5']
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, '5'])
   Call: (213) [system] _782058=[s, e, '5']
   Exit: (213) [system] [s, e, '5']=[s, e, '5']
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, '5'])
   Call: (212) [system] _768122=[i, s, e, '5']
   Exit: (212) [system] [i, s, e, '5']=[i, s, e, '5']
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, e, '5'])
   Call: (211) [system] _754186=[m, i, s, e, '5']
   Exit: (211) [system] [m, i, s, e, '5']=[m, i, s, e, '5']
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, s, e, '5'])
   Call: (210) [system] _740250=[e, m, i, s, e, '5']
   Exit: (210) [system] [e, m, i, s, e, '5']=[e, m, i, s, e, '5']
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, m, i, s, e, '5'])
   Call: (209) [system] _726314=[r, e, m, i, s, e, '5']
   Exit: (209) [system] [r, e, m, i, s, e, '5']=[r, e, m, i, s, e, '5']
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, e, m, i, s, e, '5'])
   Call: (208) [system] _712378=[p, r, e, m, i, s, e, '5']
   Exit: (208) [system] [p, r, e, m, i, s, e, '5']=[p, r, e, m, i, s, e, '5']
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, r, e, m, i, s, e, '5'])
^  Call: (207) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '5'], _678724)
   Call: (208) [system] atom_chars(_858308, ['_', p, r, e, m, i, s, e, '5'])
   Exit: (208) [system] atom_chars('_premise5', ['_', p, r, e, m, i, s, e, '5'])
^  Exit: (207) [user] classify_and_convert_charseq($, [p, r, e, m, i, s, e, '5'], _premise5)
^  Exit: (206) [user] read_symbolic(')', (0x55798e5fad60), $, _premise5)
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), _premise5)
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _862972)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _864830)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _878984)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55798e5fad60), _882774)
   Exit: (206) [system] get_char((0x55798e5fad60), ')')
   Call: (206) [system] _862972=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [])
   Call: (205) [system] _645776=[_premise5]
   Exit: (205) [system] [_premise5]=[_premise5]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [_premise5])
   Call: (204) [system] _463912=[_proof5, _premise5]
   Exit: (204) [system] [_proof5, _premise5]=[_proof5, _premise5]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [_proof5, _premise5])
   Call: (203) [system] _371208=[:, _proof5, _premise5]
   Exit: (203) [system] [:, _proof5, _premise5]=[:, _proof5, _premise5]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [:, _proof5, _premise5])
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), [:, _proof5, _premise5])
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _896656)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _898514)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _906252)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _908956)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _924034)
   Exit: (202) [system] peek_char((0x55798e5fad60), $)
   Call: (202) [system] ($)=')'
   Fail: (202) [system] ($)=')'
   Call: (202) [system] ($)=end_of_file
   Fail: (202) [system] ($)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _929604)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _931462)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=(;)
   Fail: (204) [system] ($)=(;)
^  Call: (204) [user] is_like_space($)
   Call: (205) [system] char_type($, 'white')
   Fail: (205) [system] char_type($, 'white')
   Call: (205) [system] char_type($, end_of_line)
   Fail: (205) [system] char_type($, end_of_line)
   Call: (205) [system] char_type($, space)
   Fail: (205) [system] char_type($, space)
   Call: (205) [system] char_type($, cntrl)
   Fail: (205) [system] char_type($, cntrl)
^  Fail: (204) [user] is_like_space($)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _945616)
   Exit: (203) [system] get_char((0x55798e5fad60), $)
   Call: (203) [system] ($)='('
   Fail: (203) [system] ($)='('
   Call: (203) [system] ($)='['
   Fail: (203) [system] ($)='['
   Call: (203) [system] ($)='{'
   Fail: (203) [system] ($)='{'
   Call: (203) [system] ($)='"'
   Fail: (203) [system] ($)='"'
   Call: (203) [system] ($)=!
   Fail: (203) [system] ($)=!
   Call: (203) [system] ($)='\''
   Fail: (203) [system] ($)='\''
   Call: (203) [system] ($)='`'
   Fail: (203) [system] ($)='`'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _929604)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _963258)
   Call: (205) [system] peek_char((0x55798e5fad60), _964192)
   Exit: (205) [system] peek_char((0x55798e5fad60), k)
^  Call: (205) [user] is_delimiter(k)
   Call: (206) [system] char_type(k, space)
   Fail: (206) [system] char_type(k, space)
   Call: (206) [system] arg(_968912, v('(', ')', end_of_file), k)
   Fail: (206) [system] arg(_969844, v('(', ')', end_of_file), k)
^  Fail: (205) [user] is_delimiter(k)
   Call: (205) [system] ')'==k
   Fail: (205) [system] ')'==k
   Call: (205) [system] get_char((0x55798e5fad60), k)
   Exit: (205) [system] get_char((0x55798e5fad60), k)
   Call: (205) [system] k=(\)
   Fail: (205) [system] k=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _977194)
   Call: (206) [system] peek_char((0x55798e5fad60), _978128)
   Exit: (206) [system] peek_char((0x55798e5fad60), b)
^  Call: (206) [user] is_delimiter(b)
   Call: (207) [system] char_type(b, space)
   Fail: (207) [system] char_type(b, space)
   Call: (207) [system] arg(_982848, v('(', ')', end_of_file), b)
   Fail: (207) [system] arg(_983780, v('(', ')', end_of_file), b)
^  Fail: (206) [user] is_delimiter(b)
   Call: (206) [system] ')'==b
   Fail: (206) [system] ')'==b
   Call: (206) [system] get_char((0x55798e5fad60), b)
   Exit: (206) [system] get_char((0x55798e5fad60), b)
   Call: (206) [system] b=(\)
   Fail: (206) [system] b=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _991130)
   Call: (207) [system] peek_char((0x55798e5fad60), _992064)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _991130=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (206) [system] _977194=[b]
   Exit: (206) [system] [b]=[b]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (205) [system] _963258=[k, b]
   Exit: (205) [system] [k, b]=[k, b]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [k, b])
^  Call: (204) [user] classify_and_convert_charseq($, [k, b], _929604)
   Call: (205) [system] atom_chars(_1006936, ['_', k, b])
   Exit: (205) [system] atom_chars('_kb', ['_', k, b])
^  Exit: (204) [user] classify_and_convert_charseq($, [k, b], _kb)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), $, _kb)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), _kb)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _1011600)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1013458)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _1021196)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1023900)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1038978)
   Exit: (203) [system] peek_char((0x55798e5fad60), $)
   Call: (203) [system] ($)=')'
   Fail: (203) [system] ($)=')'
   Call: (203) [system] ($)=end_of_file
   Fail: (203) [system] ($)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _1044548)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1046406)
   Exit: (205) [system] peek_char((0x55798e5fad60), $)
   Call: (205) [system] ($)=(;)
   Fail: (205) [system] ($)=(;)
^  Call: (205) [user] is_like_space($)
   Call: (206) [system] char_type($, 'white')
   Fail: (206) [system] char_type($, 'white')
   Call: (206) [system] char_type($, end_of_line)
   Fail: (206) [system] char_type($, end_of_line)
   Call: (206) [system] char_type($, space)
   Fail: (206) [system] char_type($, space)
   Call: (206) [system] char_type($, cntrl)
   Fail: (206) [system] char_type($, cntrl)
^  Fail: (205) [user] is_like_space($)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _1060560)
   Exit: (204) [system] get_char((0x55798e5fad60), $)
   Call: (204) [system] ($)='('
   Fail: (204) [system] ($)='('
   Call: (204) [system] ($)='['
   Fail: (204) [system] ($)='['
   Call: (204) [system] ($)='{'
   Fail: (204) [system] ($)='{'
   Call: (204) [system] ($)='"'
   Fail: (204) [system] ($)='"'
   Call: (204) [system] ($)=!
   Fail: (204) [system] ($)=!
   Call: (204) [system] ($)='\''
   Fail: (204) [system] ($)='\''
   Call: (204) [system] ($)='`'
   Fail: (204) [system] ($)='`'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _1044548)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1078202)
   Call: (206) [system] peek_char((0x55798e5fad60), _1079136)
   Exit: (206) [system] peek_char((0x55798e5fad60), r)
^  Call: (206) [user] is_delimiter(r)
   Call: (207) [system] char_type(r, space)
   Fail: (207) [system] char_type(r, space)
   Call: (207) [system] arg(_1083856, v('(', ')', end_of_file), r)
   Fail: (207) [system] arg(_1084788, v('(', ')', end_of_file), r)
^  Fail: (206) [user] is_delimiter(r)
   Call: (206) [system] ')'==r
   Fail: (206) [system] ')'==r
   Call: (206) [system] get_char((0x55798e5fad60), r)
   Exit: (206) [system] get_char((0x55798e5fad60), r)
   Call: (206) [system] r=(\)
   Fail: (206) [system] r=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1092138)
   Call: (207) [system] peek_char((0x55798e5fad60), _1093072)
   Exit: (207) [system] peek_char((0x55798e5fad60), b)
^  Call: (207) [user] is_delimiter(b)
   Call: (208) [system] char_type(b, space)
   Fail: (208) [system] char_type(b, space)
   Call: (208) [system] arg(_1097792, v('(', ')', end_of_file), b)
   Fail: (208) [system] arg(_1098724, v('(', ')', end_of_file), b)
^  Fail: (207) [user] is_delimiter(b)
   Call: (207) [system] ')'==b
   Fail: (207) [system] ')'==b
   Call: (207) [system] get_char((0x55798e5fad60), b)
   Exit: (207) [system] get_char((0x55798e5fad60), b)
   Call: (207) [system] b=(\)
   Fail: (207) [system] b=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1106074)
   Call: (208) [system] peek_char((0x55798e5fad60), _1107008)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1106074=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _1092138=[b]
   Exit: (207) [system] [b]=[b]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
   Call: (206) [system] _1078202=[r, b]
   Exit: (206) [system] [r, b]=[r, b]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, b])
^  Call: (205) [user] classify_and_convert_charseq($, [r, b], _1044548)
   Call: (206) [system] atom_chars(_1121880, ['_', r, b])
   Exit: (206) [system] atom_chars('_rb', ['_', r, b])
^  Exit: (205) [user] classify_and_convert_charseq($, [r, b], _rb)
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), $, _rb)
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), _rb)
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _1126544)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1128402)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _1136140)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1138844)
   Exit: (206) [system] peek_char((0x55798e5fad60), $)
   Call: (206) [system] ($)=(;)
   Fail: (206) [system] ($)=(;)
^  Call: (206) [user] is_like_space($)
   Call: (207) [system] char_type($, 'white')
   Fail: (207) [system] char_type($, 'white')
   Call: (207) [system] char_type($, end_of_line)
   Fail: (207) [system] char_type($, end_of_line)
   Call: (207) [system] char_type($, space)
   Fail: (207) [system] char_type($, space)
   Call: (207) [system] char_type($, cntrl)
   Fail: (207) [system] char_type($, cntrl)
^  Fail: (206) [user] is_like_space($)
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1153922)
   Exit: (204) [system] peek_char((0x55798e5fad60), $)
   Call: (204) [system] ($)=')'
   Fail: (204) [system] ($)=')'
   Call: (204) [system] ($)=end_of_file
   Fail: (204) [system] ($)=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _1159492)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1161350)
   Exit: (206) [system] peek_char((0x55798e5fad60), $)
   Call: (206) [system] ($)=(;)
   Fail: (206) [system] ($)=(;)
^  Call: (206) [user] is_like_space($)
   Call: (207) [system] char_type($, 'white')
   Fail: (207) [system] char_type($, 'white')
   Call: (207) [system] char_type($, end_of_line)
   Fail: (207) [system] char_type($, end_of_line)
   Call: (207) [system] char_type($, space)
   Fail: (207) [system] char_type($, space)
   Call: (207) [system] char_type($, cntrl)
   Fail: (207) [system] char_type($, cntrl)
^  Fail: (206) [user] is_like_space($)
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _1175504)
   Exit: (205) [system] get_char((0x55798e5fad60), $)
   Call: (205) [system] ($)='('
   Fail: (205) [system] ($)='('
   Call: (205) [system] ($)='['
   Fail: (205) [system] ($)='['
   Call: (205) [system] ($)='{'
   Fail: (205) [system] ($)='{'
   Call: (205) [system] ($)='"'
   Fail: (205) [system] ($)='"'
   Call: (205) [system] ($)=!
   Fail: (205) [system] ($)=!
   Call: (205) [system] ($)='\''
   Fail: (205) [system] ($)='\''
   Call: (205) [system] ($)='`'
   Fail: (205) [system] ($)='`'
   Call: (205) [system] ($)=end_of_file
   Fail: (205) [system] ($)=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55798e5fad60), $, _1159492)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1193146)
   Call: (207) [system] peek_char((0x55798e5fad60), _1194080)
   Exit: (207) [system] peek_char((0x55798e5fad60), k)
^  Call: (207) [user] is_delimiter(k)
   Call: (208) [system] char_type(k, space)
   Fail: (208) [system] char_type(k, space)
   Call: (208) [system] arg(_1198800, v('(', ')', end_of_file), k)
   Fail: (208) [system] arg(_1199732, v('(', ')', end_of_file), k)
^  Fail: (207) [user] is_delimiter(k)
   Call: (207) [system] ')'==k
   Fail: (207) [system] ')'==k
   Call: (207) [system] get_char((0x55798e5fad60), k)
   Exit: (207) [system] get_char((0x55798e5fad60), k)
   Call: (207) [system] k=(\)
   Fail: (207) [system] k=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1207082)
   Call: (208) [system] peek_char((0x55798e5fad60), _1208016)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_1212736, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _1207082=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _1193146=[k]
   Exit: (207) [system] [k]=[k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
^  Call: (206) [user] classify_and_convert_charseq($, [k], _1159492)
   Call: (207) [system] atom_chars(_1221966, ['_', k])
   Exit: (207) [system] atom_chars('_k', ['_', k])
^  Exit: (206) [user] classify_and_convert_charseq($, [k], _k)
^  Exit: (205) [user] read_symbolic(')', (0x55798e5fad60), $, _k)
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), _k)
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _1226630)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1228488)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1242642)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55798e5fad60), _1246432)
   Exit: (205) [system] get_char((0x55798e5fad60), ')')
   Call: (205) [system] _1226630=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [])
   Call: (204) [system] _1126544=[_k]
   Exit: (204) [system] [_k]=[_k]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [_k])
   Call: (203) [system] _1011600=[_rb, _k]
   Exit: (203) [system] [_rb, _k]=[_rb, _k]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [_rb, _k])
   Call: (202) [system] _896656=[_kb, _rb, _k]
   Exit: (202) [system] [_kb, _rb, _k]=[_kb, _rb, _k]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [_kb, _rb, _k])
   Call: (201) [system] _338260=[[:, _proof5, _premise5], _kb, _rb, _k]
   Exit: (201) [system] [[:, _proof5, _premise5], _kb, _rb, _k]=[[:, _proof5, _premise5], _kb, _rb, _k]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [[:, _proof5, _premise5], _kb, _rb, _k])
   Call: (200) [system] _94986=[synthesize, [:, _proof5, _premise5], _kb, _rb, _k]
   Exit: (200) [system] [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]=[synthesize, [:, _proof5, _premise5], _kb, _rb, _k]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _proof5, _premise5], _kb, _rb, _k])
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _proof5, _premise5], _kb, _rb, _k])
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1265902)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1267760)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1281914)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55798e5fad60), _1285704)
   Exit: (199) [system] get_char((0x55798e5fad60), ')')
   Call: (199) [system] _1265902=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [])
   Call: (198) [system] _62038=[[synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]
   Exit: (198) [system] [[synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]=[[synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [[synthesize, [:, _proof5, _premise5], _kb, _rb, _k]])
   Call: (197) [system] _4116=[[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]
   Exit: (197) [system] [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]=[[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1296792)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1298650)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1312804)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _1316594)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _1296792=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _4112=[[[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
   Exit: (195) [system] [[[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]=[[[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]])
   Call: (194) [system] _4000=[[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
   Exit: (194) [system] [[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]=[[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]])
   Call: (193) [system] _3888=[[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
   Exit: (193) [system] [[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]=[[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]])
   Call: (192) [system] _3776=[[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
   Exit: (192) [system] [[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]=[[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]])
   Call: (191) [system] _3664=[[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
   Exit: (191) [system] [[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]=[[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]])
   Call: (190) [system] _3560=[[[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
   Exit: (190) [system] [[[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]=[[[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [[[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]])
   Call: (189) [system] _3442=[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
   Exit: (189) [system] [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]=[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]])
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]])
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _1341652)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1343510)
   Exit: (189) [system] peek_char((0x55798e5fad60), '\n')
   Call: (189) [system] '\n'=(;)
   Fail: (189) [system] '\n'=(;)
^  Call: (189) [user] is_like_space('\n')
   Call: (190) [system] char_type('\n', 'white')
   Fail: (190) [system] char_type('\n', 'white')
   Call: (190) [system] char_type('\n', end_of_line)
   Exit: (190) [system] char_type('\n', end_of_line)
^  Exit: (189) [user] is_like_space('\n')
   Call: (189) [system] get_char((0x55798e5fad60), _1353104)
   Exit: (189) [system] get_char((0x55798e5fad60), '\n')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1355808)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _1363546)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1366250)
   Exit: (191) [system] peek_char((0x55798e5fad60), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55798e5fad60), _1373988)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1376692)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _1384430)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1387134)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1394872)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1397576)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1405314)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1408018)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1427716)
   Exit: (188) [system] peek_char((0x55798e5fad60), $)
   Call: (188) [system] ($)=')'
   Fail: (188) [system] ($)=')'
   Call: (188) [system] ($)=end_of_file
   Fail: (188) [system] ($)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _1433286)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1435144)
   Exit: (190) [system] peek_char((0x55798e5fad60), $)
   Call: (190) [system] ($)=(;)
   Fail: (190) [system] ($)=(;)
^  Call: (190) [user] is_like_space($)
   Call: (191) [system] char_type($, 'white')
   Fail: (191) [system] char_type($, 'white')
   Call: (191) [system] char_type($, end_of_line)
   Fail: (191) [system] char_type($, end_of_line)
   Call: (191) [system] char_type($, space)
   Fail: (191) [system] char_type($, space)
   Call: (191) [system] char_type($, cntrl)
   Fail: (191) [system] char_type($, cntrl)
^  Fail: (190) [user] is_like_space($)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _1449298)
   Exit: (189) [system] get_char((0x55798e5fad60), $)
   Call: (189) [system] ($)='('
   Fail: (189) [system] ($)='('
   Call: (189) [system] ($)='['
   Fail: (189) [system] ($)='['
   Call: (189) [system] ($)='{'
   Fail: (189) [system] ($)='{'
   Call: (189) [system] ($)='"'
   Fail: (189) [system] ($)='"'
   Call: (189) [system] ($)=!
   Fail: (189) [system] ($)=!
   Call: (189) [system] ($)='\''
   Fail: (189) [system] ($)='\''
   Call: (189) [system] ($)='`'
   Fail: (189) [system] ($)='`'
   Call: (189) [system] ($)=end_of_file
   Fail: (189) [system] ($)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _1433286)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1466940)
   Call: (191) [system] peek_char((0x55798e5fad60), _1467874)
   Exit: (191) [system] peek_char((0x55798e5fad60), q)
^  Call: (191) [user] is_delimiter(q)
   Call: (192) [system] char_type(q, space)
   Fail: (192) [system] char_type(q, space)
   Call: (192) [system] arg(_1472594, v('(', ')', end_of_file), q)
   Fail: (192) [system] arg(_1473526, v('(', ')', end_of_file), q)
^  Fail: (191) [user] is_delimiter(q)
   Call: (191) [system] ')'==q
   Fail: (191) [system] ')'==q
   Call: (191) [system] get_char((0x55798e5fad60), q)
   Exit: (191) [system] get_char((0x55798e5fad60), q)
   Call: (191) [system] q=(\)
   Fail: (191) [system] q=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1480876)
   Call: (192) [system] peek_char((0x55798e5fad60), _1481810)
   Exit: (192) [system] peek_char((0x55798e5fad60), u)
^  Call: (192) [user] is_delimiter(u)
   Call: (193) [system] char_type(u, space)
   Fail: (193) [system] char_type(u, space)
   Call: (193) [system] arg(_1486530, v('(', ')', end_of_file), u)
   Fail: (193) [system] arg(_1487462, v('(', ')', end_of_file), u)
^  Fail: (192) [user] is_delimiter(u)
   Call: (192) [system] ')'==u
   Fail: (192) [system] ')'==u
   Call: (192) [system] get_char((0x55798e5fad60), u)
   Exit: (192) [system] get_char((0x55798e5fad60), u)
   Call: (192) [system] u=(\)
   Fail: (192) [system] u=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1494812)
   Call: (193) [system] peek_char((0x55798e5fad60), _1495746)
   Exit: (193) [system] peek_char((0x55798e5fad60), e)
^  Call: (193) [user] is_delimiter(e)
   Call: (194) [system] char_type(e, space)
   Fail: (194) [system] char_type(e, space)
   Call: (194) [system] arg(_1500466, v('(', ')', end_of_file), e)
   Fail: (194) [system] arg(_1501398, v('(', ')', end_of_file), e)
^  Fail: (193) [user] is_delimiter(e)
   Call: (193) [system] ')'==e
   Fail: (193) [system] ')'==e
   Call: (193) [system] get_char((0x55798e5fad60), e)
   Exit: (193) [system] get_char((0x55798e5fad60), e)
   Call: (193) [system] e=(\)
   Fail: (193) [system] e=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1508748)
   Call: (194) [system] peek_char((0x55798e5fad60), _1509682)
   Exit: (194) [system] peek_char((0x55798e5fad60), r)
^  Call: (194) [user] is_delimiter(r)
   Call: (195) [system] char_type(r, space)
   Fail: (195) [system] char_type(r, space)
   Call: (195) [system] arg(_1514402, v('(', ')', end_of_file), r)
   Fail: (195) [system] arg(_1515334, v('(', ')', end_of_file), r)
^  Fail: (194) [user] is_delimiter(r)
   Call: (194) [system] ')'==r
   Fail: (194) [system] ')'==r
   Call: (194) [system] get_char((0x55798e5fad60), r)
   Exit: (194) [system] get_char((0x55798e5fad60), r)
   Call: (194) [system] r=(\)
   Fail: (194) [system] r=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1522684)
   Call: (195) [system] peek_char((0x55798e5fad60), _1523618)
   Exit: (195) [system] peek_char((0x55798e5fad60), y)
^  Call: (195) [user] is_delimiter(y)
   Call: (196) [system] char_type(y, space)
   Fail: (196) [system] char_type(y, space)
   Call: (196) [system] arg(_1528338, v('(', ')', end_of_file), y)
   Fail: (196) [system] arg(_1529270, v('(', ')', end_of_file), y)
^  Fail: (195) [user] is_delimiter(y)
   Call: (195) [system] ')'==y
   Fail: (195) [system] ')'==y
   Call: (195) [system] get_char((0x55798e5fad60), y)
   Exit: (195) [system] get_char((0x55798e5fad60), y)
   Call: (195) [system] y=(\)
   Fail: (195) [system] y=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1536620)
   Call: (196) [system] peek_char((0x55798e5fad60), _1537554)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_1542274, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _1536620=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _1522684=[y]
   Exit: (195) [system] [y]=[y]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [y])
   Call: (194) [system] _1508748=[r, y]
   Exit: (194) [system] [r, y]=[r, y]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, y])
   Call: (193) [system] _1494812=[e, r, y]
   Exit: (193) [system] [e, r, y]=[e, r, y]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, y])
   Call: (192) [system] _1480876=[u, e, r, y]
   Exit: (192) [system] [u, e, r, y]=[u, e, r, y]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, e, r, y])
   Call: (191) [system] _1466940=[q, u, e, r, y]
   Exit: (191) [system] [q, u, e, r, y]=[q, u, e, r, y]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, e, r, y])
^  Call: (190) [user] classify_and_convert_charseq($, [q, u, e, r, y], _1433286)
   Call: (191) [system] atom_chars(_1562680, ['_', q, u, e, r, y])
   Exit: (191) [system] atom_chars('_query', ['_', q, u, e, r, y])
^  Exit: (190) [user] classify_and_convert_charseq($, [q, u, e, r, y], _query)
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), $, _query)
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), _query)
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _1567344)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1569202)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1583356)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _1587146)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _1567344=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _1341652=[_query]
   Exit: (188) [system] [_query]=[_query]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [_query])
   Call: (187) [system] _3438=[[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]
   Exit: (187) [system] [[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]=[[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query])
   Call: (186) [system] _3430=['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]
   Exit: (186) [system] ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]=['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1601028)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1602886)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1617040)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _1620830)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _1601028=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _3426=[['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]
   Exit: (184) [system] [['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]=[['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]])
   Call: (183) [system] _3362=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]
   Exit: (183) [system] [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]=[[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]])
   Call: (182) [system] _3322=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]
   Exit: (182) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]])
^  Call: (179) [user] assertz(metta_file_comment(84, 0, 3401, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]], '$stream_position'(3401, 84, 0, 3401)))
^  Exit: (179) [user] assertz(metta_file_comment(84, 0, 3401, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]], '$stream_position'(3401, 84, 0, 3401)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 84, 0, 3401, '$stream_position'(3401, 84, 0, 3401)), read_sexpr((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]]), assertz(metta_file_comment(84, 0, 3401, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _premise5, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4, _proof5], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [[:, _proof5, _premise5], [synthesize, [:, _proof5, _premise5], _kb, _rb, _k]]], _query]], '$stream_position'(3401, 84, 0, 3401)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1639348, _1639350, _1639352, _1639354, _1639356))
^  Exit: (177) [user] retract(metta_file_comment(43, 0, 1404, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$stream_position'(1404, 43, 0, 1404)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1642196))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1642196)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1642196)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1645012))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1645012))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1645012)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1647812))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1647812)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1647812)
   Call: (187) [system] var('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
   Call: (187) [system] atom('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
   Call: (187) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)==true
   Call: (187) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)==false
   Call: (187) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)==[_1654332, _1654338]
   Call: (187) [system] is_list('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
   Call: (187) [system] string('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
   Call: (187) [system] compound('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
   Exit: (187) [system] compound('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1658966, _1658968)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT', [";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0], _1662708)
   Call: (188) [apply] apply:maplist_([";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0], _1662708, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";;      where premises and conclusion have the form (: TERM TYPE).", _1664588)
   Call: (190) [system] var(";;      where premises and conclusion have the form (: TERM TYPE).")
   Call: (190) [system] atom(";;      where premises and conclusion have the form (: TERM TYPE).")
   Call: (190) [system] ";;      where premises and conclusion have the form (: TERM TYPE)."==true
   Call: (190) [system] ";;      where premises and conclusion have the form (: TERM TYPE)."==false
   Call: (190) [system] ";;      where premises and conclusion have the form (: TERM TYPE)."==[_1669230, _1669236]
   Call: (190) [system] is_list(";;      where premises and conclusion have the form (: TERM TYPE).")
   Call: (190) [system] string(";;      where premises and conclusion have the form (: TERM TYPE).")
   Exit: (190) [system] string(";;      where premises and conclusion have the form (: TERM TYPE).")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";;      where premises and conclusion have the form (: TERM TYPE).")
^  Call: (190) [user] symbol(";;      where premises and conclusion have the form (: TERM TYPE).")
   Call: (191) [system] atom(";;      where premises and conclusion have the form (: TERM TYPE).")
   Fail: (191) [system] atom(";;      where premises and conclusion have the form (: TERM TYPE).")
^  Fail: (190) [user] symbol(";;      where premises and conclusion have the form (: TERM TYPE).")
   Call: (190) [system] ";;      where premises and conclusion have the form (: TERM TYPE)."=_1664588
   Exit: (190) [system] ";;      where premises and conclusion have the form (: TERM TYPE)."=";;      where premises and conclusion have the form (: TERM TYPE)."
^  Exit: (189) [user] mfix_vars1(";;      where premises and conclusion have the form (: TERM TYPE).", ";;      where premises and conclusion have the form (: TERM TYPE).")
   Call: (189) [apply] apply:maplist_([43, 0], _1664590, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(43, _1683110)
   Call: (191) [system] var(43)
   Call: (191) [system] atom(43)
   Call: (191) [system] 43==true
   Call: (191) [system] 43==false
   Call: (191) [system] 43==[_1687752, _1687758]
   Call: (191) [system] is_list(43)
   Call: (191) [system] string(43)
   Call: (191) [system] compound(43)
^  Call: (191) [user] symbol(43)
   Call: (192) [system] atom(43)
   Fail: (192) [system] atom(43)
^  Fail: (191) [user] symbol(43)
   Call: (191) [system] 43=_1683110
   Exit: (191) [system] 43=43
^  Exit: (190) [user] mfix_vars1(43, 43)
   Call: (190) [apply] apply:maplist_([0], _1683112, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _1698876)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_1703518, _1703524]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_1698876
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _1698878, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([43, 0], [43, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0], [";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0], [";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0])
   Call: (187) [system] compound_name_arguments(_1647812, '$COMMENT', [";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT', [";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)))
   Call: (184) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)\=@='$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1727694))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1727694))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1727694)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1730494))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1730494)
^  Call: (186) [user] cons_to_c('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1730494)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)))
   Call: (184) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)\=@='$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1642196))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1642196))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1642196)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1744452))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1744452)
^  Call: (186) [user] cons_to_l('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), _1744452)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)))
   Call: (184) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)\=@='$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)))
   Call: (178) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)\=@='$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)))
   Call: (169) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263790.2859428), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263790.2859428), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)), 83]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), me_synthesize_1726263785_9357412, 83)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263790.2859428), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263790.2859428), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)), 83]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263795.049033)
   Call: (173) [system] arg(1, t(1726263790.2859428), _3148)
   Exit: (173) [system] arg(1, t(1726263790.2859428), 1726263790.2859428)
   Call: (173) [system] _3158 is 1726263795.049033-1726263790.2859428
   Exit: (173) [system] 4.763090133666992 is 1726263795.049033-1726263790.2859428
   Call: (173) [system] 4.763090133666992>4
   Exit: (173) [system] 4.763090133666992>4
   Call: (173) [system] nb_setarg(1, t(1726263790.2859428), 1726263795.049033)
   Exit: (173) [system] nb_setarg(1, t(1726263795.049033), 1726263795.049033)
^  Call: (173) [user] move_cursor_to_first_column
   Call: (174) [system] write(user_error, '')

   Exit: (174) [system] write(user_error, '')
^  Exit: (173) [user] move_cursor_to_first_column
^  Call: (173) [user] format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)), 83])
; 
^  Call: (175) [user] write_src_woi('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
^  Call: (177) [system] setup_call_cleanup('$notrace'(_1790456, _1790458), once(user:with_indents(false, write_src('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)))), '$restore_trace'(_1790456, _1790458))
^  Call: (178) [system] sig_atomic(system:'$notrace'(_1790456, _1790458))
(%COMMENT  ";;      where premises and conclusion have the form (: TERM TYPE)." 43 0)
^  Exit: (177) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:with_indents(false, write_src('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)))), system:'$restore_trace'(3, -1))
^  Exit: (175) [user] write_src_woi('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0))
 ; line: 83 
^  Exit: (173) [user] format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)), 83])
   Call: (173) [system] write(user_error, '')

   Exit: (173) [system] write(user_error, '')
^  Call: (173) [user] move_cursor_to_first_column
   Call: (174) [system] write(user_error, '')

   Exit: (174) [system] write(user_error, '')
^  Exit: (173) [user] move_cursor_to_first_column
^  Exit: (171) [user] if_t((get_time(1726263795.049033), arg(1, t(1726263795.049033), 1726263790.2859428), 4.763090133666992 is 1726263795.049033-1726263790.2859428, 4.763090133666992>4), (nb_setarg(1, t(1726263795.049033), 1726263795.049033), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)), 83]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 9)
   Call: (175) [system] atom(9+1)
   Call: (175) [system] set_flag(translated_forms, 10)
   Exit: (175) [system] set_flag(translated_forms, 10)
   Exit: (174) [$syspreds] update_flag(translated_forms, 9, 9+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 9, 9+1))
   Exit: (171) [$syspreds] flag(translated_forms, 9, 9+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), me_synthesize_1726263785_9357412, 83)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;      where premises and conclusion have the form (: TERM TYPE)."])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;      where premises and conclusion have the form (: TERM TYPE)."])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), me_synthesize_1726263785_9357412, 83)
^  Exit: (169) [system] once(user:(if_t((get_time(1726263795.049033), arg(1, t(1726263795.049033), 1726263790.2859428), 4.763090133666992 is 1726263795.049033-1726263790.2859428, 4.763090133666992>4), (nb_setarg(1, t(1726263795.049033), 1726263795.049033), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0)), 83]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 9, 9+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;      where premises and conclusion have the form (: TERM TYPE).", 43, 0), me_synthesize_1726263785_9357412, 83)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 93)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 93))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 93))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _1838014)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _1845436)
   Exit: (175) [system] peek_char((0x55798e5fad60), '\n')
   Call: (175) [system] char_type('\n', space)
   Exit: (175) [system] char_type('\n', space)
   Call: (175) [system] get_char((0x55798e5fad60), '\n')
   Exit: (175) [system] get_char((0x55798e5fad60), '\n')
^  Call: (175) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (176) [system] at_end_of_stream((0x55798e5fad60))
   Call: (176) [system] peek_char((0x55798e5fad60), _1852858)
   Exit: (176) [system] peek_char((0x55798e5fad60), '(')
   Call: (176) [system] char_type('(', space)
^  Call: (176) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (177) [system] string((0x55798e5fad60))
^  Exit: (176) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (176) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (177) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (178) [system] at_end_of_stream((0x55798e5fad60))
   Call: (178) [system] peek_char((0x55798e5fad60), _1861196)
   Exit: (178) [system] peek_char((0x55798e5fad60), '(')
   Call: (178) [system] char_type('(', space)
   Call: (178) [system] _1863982=(0x55798e5fad60)
   Exit: (178) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (178) [user] once((read_position((0x55798e5fad60), _1865850, _1865852, _1865854, _1865856), read_sexpr((0x55798e5fad60), _1865868), assertz(metta_file_comment(_1865850, _1865852, _1865854, _1865868, _1865856))))
^  Call: (180) [user] read_position((0x55798e5fad60), _1865850, _1865852, _1865854, _1865856)
   Call: (181) [system] stream_property((0x55798e5fad60), position(_1865856))
   Call: (182) [system] nonvar((0x55798e5fad60))
   Exit: (182) [system] nonvar((0x55798e5fad60))
   Call: (182) [system] nonvar(position(_1865856))
   Exit: (182) [system] nonvar(position(_1865856))
   Exit: (181) [system] stream_property((0x55798e5fad60), position('$stream_position'(4056, 95, 0, 4056)))
   Call: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(4056, 95, 0, 4056), _1865850)
   Call: (182) [system] nonvar(line_count)
   Exit: (182) [system] nonvar(line_count)
   Call: (182) [$syspreds] stream_position_field(line_count, _1876108)
   Exit: (182) [$syspreds] stream_position_field(line_count, 2)
   Call: (182) [system] arg(2, '$stream_position'(4056, 95, 0, 4056), _1865850)
   Exit: (182) [system] arg(2, '$stream_position'(4056, 95, 0, 4056), 95)
   Exit: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(4056, 95, 0, 4056), 95)
   Call: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(4056, 95, 0, 4056), _1865852)
   Call: (182) [system] nonvar(line_position)
   Exit: (182) [system] nonvar(line_position)
   Call: (182) [$syspreds] stream_position_field(line_position, _1883542)
   Exit: (182) [$syspreds] stream_position_field(line_position, 3)
   Call: (182) [system] arg(3, '$stream_position'(4056, 95, 0, 4056), _1865852)
   Exit: (182) [system] arg(3, '$stream_position'(4056, 95, 0, 4056), 0)
   Exit: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(4056, 95, 0, 4056), 0)
   Call: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(4056, 95, 0, 4056), _1865854)
   Call: (182) [system] nonvar(char_count)
   Exit: (182) [system] nonvar(char_count)
   Call: (182) [$syspreds] stream_position_field(char_count, _1890976)
   Exit: (182) [$syspreds] stream_position_field(char_count, 1)
   Call: (182) [system] arg(1, '$stream_position'(4056, 95, 0, 4056), _1865854)
   Exit: (182) [system] arg(1, '$stream_position'(4056, 95, 0, 4056), 4056)
   Exit: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(4056, 95, 0, 4056), 4056)
^  Exit: (180) [user] read_position((0x55798e5fad60), 95, 0, 4056, '$stream_position'(4056, 95, 0, 4056))
^  Call: (180) [user] read_sexpr((0x55798e5fad60), _1865868)
   Call: (181) [system] string((0x55798e5fad60))
   Fail: (181) [system] string((0x55798e5fad60))
^  Call: (181) [user] cont_sexpr(')', (0x55798e5fad60), _1865868)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1901202)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=(;)
   Fail: (183) [system] '('=(;)
^  Call: (183) [user] is_like_space('(')
   Call: (184) [system] char_type('(', 'white')
   Fail: (184) [system] char_type('(', 'white')
   Call: (184) [system] char_type('(', end_of_line)
   Fail: (184) [system] char_type('(', end_of_line)
   Call: (184) [system] char_type('(', space)
   Fail: (184) [system] char_type('(', space)
   Call: (184) [system] char_type('(', cntrl)
   Fail: (184) [system] char_type('(', cntrl)
^  Fail: (183) [user] is_like_space('(')
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] get_char((0x55798e5fad60), _1915356)
   Exit: (182) [system] get_char((0x55798e5fad60), '(')
   Call: (182) [system] '('='('
   Exit: (182) [system] '('='('
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _1865868)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1920926)
   Exit: (184) [system] peek_char((0x55798e5fad60), :)
   Call: (184) [system] (:)=(;)
   Fail: (184) [system] (:)=(;)
^  Call: (184) [user] is_like_space(:)
   Call: (185) [system] char_type(:, 'white')
   Fail: (185) [system] char_type(:, 'white')
   Call: (185) [system] char_type(:, end_of_line)
   Fail: (185) [system] char_type(:, end_of_line)
   Call: (185) [system] char_type(:, space)
   Fail: (185) [system] char_type(:, space)
   Call: (185) [system] char_type(:, cntrl)
   Fail: (185) [system] char_type(:, cntrl)
^  Fail: (184) [user] is_like_space(:)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1935080)
   Exit: (183) [system] peek_char((0x55798e5fad60), :)
   Call: (183) [system] (:)=')'
   Fail: (183) [system] (:)=')'
   Call: (183) [system] (:)=end_of_file
   Fail: (183) [system] (:)=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _1940650)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1942508)
   Exit: (185) [system] peek_char((0x55798e5fad60), :)
   Call: (185) [system] (:)=(;)
   Fail: (185) [system] (:)=(;)
^  Call: (185) [user] is_like_space(:)
   Call: (186) [system] char_type(:, 'white')
   Fail: (186) [system] char_type(:, 'white')
   Call: (186) [system] char_type(:, end_of_line)
   Fail: (186) [system] char_type(:, end_of_line)
   Call: (186) [system] char_type(:, space)
   Fail: (186) [system] char_type(:, space)
   Call: (186) [system] char_type(:, cntrl)
   Fail: (186) [system] char_type(:, cntrl)
^  Fail: (185) [user] is_like_space(:)
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _1956662)
   Exit: (184) [system] get_char((0x55798e5fad60), :)
   Call: (184) [system] (:)='('
   Fail: (184) [system] (:)='('
   Call: (184) [system] (:)='['
   Fail: (184) [system] (:)='['
   Call: (184) [system] (:)='{'
   Fail: (184) [system] (:)='{'
   Call: (184) [system] (:)='"'
   Fail: (184) [system] (:)='"'
   Call: (184) [system] (:)=!
   Fail: (184) [system] (:)=!
   Call: (184) [system] (:)='\''
   Fail: (184) [system] (:)='\''
   Call: (184) [system] (:)='`'
   Fail: (184) [system] (:)='`'
   Call: (184) [system] (:)=end_of_file
   Fail: (184) [system] (:)=end_of_file
^  Call: (184) [user] read_symbolic(')', (0x55798e5fad60), :, _1940650)
^  Call: (185) [user] read_symbolic_cont(')', (0x55798e5fad60), _1974304)
   Call: (186) [system] peek_char((0x55798e5fad60), _1975238)
   Exit: (186) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (186) [user] is_delimiter(' ')
   Call: (187) [system] char_type(' ', space)
   Exit: (187) [system] char_type(' ', space)
^  Exit: (186) [user] is_delimiter(' ')
   Call: (186) [system] _1974304=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (185) [user] classify_and_convert_charseq(:, [], _1940650)
^  Call: (187) [system] setup_call_cleanup('$notrace'(_1984548, _1984550), once(user:catch(read_from_chars([:], _1940650), _1984524, fail)), '$restore_trace'(_1984548, _1984550))
^  Call: (188) [system] sig_atomic(system:'$notrace'(_1984548, _1984550))
^  Exit: (187) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1984524, fail)), system:'$restore_trace'(3, -1))
   Call: (186) [system] atomic(:)
   Exit: (186) [system] atomic(:)
^  Exit: (185) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (184) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _1992048)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1993906)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55798e5fad60), _2001644)
   Exit: (185) [system] get_char((0x55798e5fad60), ' ')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _2004348)
   Exit: (186) [system] peek_char((0x55798e5fad60), k)
   Call: (186) [system] k=(;)
   Fail: (186) [system] k=(;)
^  Call: (186) [user] is_like_space(k)
   Call: (187) [system] char_type(k, 'white')
   Fail: (187) [system] char_type(k, 'white')
   Call: (187) [system] char_type(k, end_of_line)
   Fail: (187) [system] char_type(k, end_of_line)
   Call: (187) [system] char_type(k, space)
   Fail: (187) [system] char_type(k, space)
   Call: (187) [system] char_type(k, cntrl)
   Fail: (187) [system] char_type(k, cntrl)
^  Fail: (186) [user] is_like_space(k)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _2019426)
   Exit: (184) [system] peek_char((0x55798e5fad60), k)
   Call: (184) [system] k=')'
   Fail: (184) [system] k=')'
   Call: (184) [system] k=end_of_file
   Fail: (184) [system] k=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _2024996)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _2026854)
   Exit: (186) [system] peek_char((0x55798e5fad60), k)
   Call: (186) [system] k=(;)
   Fail: (186) [system] k=(;)
^  Call: (186) [user] is_like_space(k)
   Call: (187) [system] char_type(k, 'white')
   Fail: (187) [system] char_type(k, 'white')
   Call: (187) [system] char_type(k, end_of_line)
   Fail: (187) [system] char_type(k, end_of_line)
   Call: (187) [system] char_type(k, space)
   Fail: (187) [system] char_type(k, space)
   Call: (187) [system] char_type(k, cntrl)
   Fail: (187) [system] char_type(k, cntrl)
^  Fail: (186) [user] is_like_space(k)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _2041008)
   Exit: (185) [system] get_char((0x55798e5fad60), k)
   Call: (185) [system] k='('
   Fail: (185) [system] k='('
   Call: (185) [system] k='['
   Fail: (185) [system] k='['
   Call: (185) [system] k='{'
   Fail: (185) [system] k='{'
   Call: (185) [system] k='"'
   Fail: (185) [system] k='"'
   Call: (185) [system] k=!
   Fail: (185) [system] k=!
   Call: (185) [system] k='\''
   Fail: (185) [system] k='\''
   Call: (185) [system] k='`'
   Fail: (185) [system] k='`'
   Call: (185) [system] k=end_of_file
   Fail: (185) [system] k=end_of_file
^  Call: (185) [user] read_symbolic(')', (0x55798e5fad60), k, _2024996)
^  Call: (186) [user] read_symbolic_cont(')', (0x55798e5fad60), _2058650)
   Call: (187) [system] peek_char((0x55798e5fad60), _2059584)
   Exit: (187) [system] peek_char((0x55798e5fad60), b)
^  Call: (187) [user] is_delimiter(b)
   Call: (188) [system] char_type(b, space)
   Fail: (188) [system] char_type(b, space)
   Call: (188) [system] arg(_2064304, v('(', ')', end_of_file), b)
   Fail: (188) [system] arg(_2065236, v('(', ')', end_of_file), b)
^  Fail: (187) [user] is_delimiter(b)
   Call: (187) [system] ')'==b
   Fail: (187) [system] ')'==b
   Call: (187) [system] get_char((0x55798e5fad60), b)
   Exit: (187) [system] get_char((0x55798e5fad60), b)
   Call: (187) [system] b=(\)
   Fail: (187) [system] b=(\)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _2072586)
   Call: (188) [system] peek_char((0x55798e5fad60), _2073520)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (188) [user] is_delimiter(' ')
   Call: (189) [system] char_type(' ', space)
   Exit: (189) [system] char_type(' ', space)
^  Exit: (188) [user] is_delimiter(' ')
   Call: (188) [system] _2072586=[]
   Exit: (188) [system] []=[]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (187) [system] _2058650=[b]
   Exit: (187) [system] [b]=[b]
^  Exit: (186) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (186) [user] classify_and_convert_charseq(k, [b], _2024996)
^  Call: (188) [system] setup_call_cleanup('$notrace'(_2085624, _2085626), once(user:catch(read_from_chars([k, b], _2024996), _2085600, fail)), '$restore_trace'(_2085624, _2085626))
^  Call: (189) [system] sig_atomic(system:'$notrace'(_2085624, _2085626))
^  Exit: (188) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _2085600, fail)), system:'$restore_trace'(3, -1))
   Call: (187) [system] atomic(kb)
   Exit: (187) [system] atomic(kb)
^  Exit: (186) [user] classify_and_convert_charseq(k, [b], kb)
^  Exit: (185) [user] read_symbolic(')', (0x55798e5fad60), k, kb)
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), kb)
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _2093124)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _2094982)
   Exit: (186) [system] peek_char((0x55798e5fad60), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55798e5fad60), _9200)
   Exit: (186) [system] get_char((0x55798e5fad60), ' ')
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _11904)
   Exit: (187) [system] peek_char((0x55798e5fad60), '(')
   Call: (187) [system] '('=(;)
   Fail: (187) [system] '('=(;)
^  Call: (187) [user] is_like_space('(')
   Call: (188) [system] char_type('(', 'white')
   Fail: (188) [system] char_type('(', 'white')
   Call: (188) [system] char_type('(', end_of_line)
   Fail: (188) [system] char_type('(', end_of_line)
   Call: (188) [system] char_type('(', space)
   Fail: (188) [system] char_type('(', space)
   Call: (188) [system] char_type('(', cntrl)
   Fail: (188) [system] char_type('(', cntrl)
^  Fail: (187) [user] is_like_space('(')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _26982)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=')'
   Fail: (185) [system] '('=')'
   Call: (185) [system] '('=end_of_file
   Fail: (185) [system] '('=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _32552)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _34410)
   Exit: (187) [system] peek_char((0x55798e5fad60), '(')
   Call: (187) [system] '('=(;)
   Fail: (187) [system] '('=(;)
^  Call: (187) [user] is_like_space('(')
   Call: (188) [system] char_type('(', 'white')
   Fail: (188) [system] char_type('(', 'white')
   Call: (188) [system] char_type('(', end_of_line)
   Fail: (188) [system] char_type('(', end_of_line)
   Call: (188) [system] char_type('(', space)
   Fail: (188) [system] char_type('(', space)
   Call: (188) [system] char_type('(', cntrl)
   Fail: (188) [system] char_type('(', cntrl)
^  Fail: (187) [user] is_like_space('(')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _48564)
   Exit: (186) [system] get_char((0x55798e5fad60), '(')
   Call: (186) [system] '('='('
   Exit: (186) [system] '('='('
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _32552)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _54134)
   Exit: (188) [system] peek_char((0x55798e5fad60), -)
   Call: (188) [system] (-)=(;)
   Fail: (188) [system] (-)=(;)
^  Call: (188) [user] is_like_space(-)
   Call: (189) [system] char_type(-, 'white')
   Fail: (189) [system] char_type(-, 'white')
   Call: (189) [system] char_type(-, end_of_line)
   Fail: (189) [system] char_type(-, end_of_line)
   Call: (189) [system] char_type(-, space)
   Fail: (189) [system] char_type(-, space)
   Call: (189) [system] char_type(-, cntrl)
   Fail: (189) [system] char_type(-, cntrl)
^  Fail: (188) [user] is_like_space(-)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _68288)
   Exit: (187) [system] peek_char((0x55798e5fad60), -)
   Call: (187) [system] (-)=')'
   Fail: (187) [system] (-)=')'
   Call: (187) [system] (-)=end_of_file
   Fail: (187) [system] (-)=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _73858)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _75716)
   Exit: (189) [system] peek_char((0x55798e5fad60), -)
   Call: (189) [system] (-)=(;)
   Fail: (189) [system] (-)=(;)
^  Call: (189) [user] is_like_space(-)
   Call: (190) [system] char_type(-, 'white')
   Fail: (190) [system] char_type(-, 'white')
   Call: (190) [system] char_type(-, end_of_line)
   Fail: (190) [system] char_type(-, end_of_line)
   Call: (190) [system] char_type(-, space)
   Fail: (190) [system] char_type(-, space)
   Call: (190) [system] char_type(-, cntrl)
   Fail: (190) [system] char_type(-, cntrl)
^  Fail: (189) [user] is_like_space(-)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _89870)
   Exit: (188) [system] get_char((0x55798e5fad60), -)
   Call: (188) [system] (-)='('
   Fail: (188) [system] (-)='('
   Call: (188) [system] (-)='['
   Fail: (188) [system] (-)='['
   Call: (188) [system] (-)='{'
   Fail: (188) [system] (-)='{'
   Call: (188) [system] (-)='"'
   Fail: (188) [system] (-)='"'
   Call: (188) [system] (-)=!
   Fail: (188) [system] (-)=!
   Call: (188) [system] (-)='\''
   Fail: (188) [system] (-)='\''
   Call: (188) [system] (-)='`'
   Fail: (188) [system] (-)='`'
   Call: (188) [system] (-)=end_of_file
   Fail: (188) [system] (-)=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), -, _73858)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _107512)
   Call: (190) [system] peek_char((0x55798e5fad60), _108446)
   Exit: (190) [system] peek_char((0x55798e5fad60), >)
^  Call: (190) [user] is_delimiter(>)
   Call: (191) [system] char_type(>, space)
   Fail: (191) [system] char_type(>, space)
   Call: (191) [system] arg(_113166, v('(', ')', end_of_file), >)
   Fail: (191) [system] arg(_114098, v('(', ')', end_of_file), >)
^  Fail: (190) [user] is_delimiter(>)
   Call: (190) [system] ')'==(>)
   Fail: (190) [system] ')'==(>)
   Call: (190) [system] get_char((0x55798e5fad60), >)
   Exit: (190) [system] get_char((0x55798e5fad60), >)
   Call: (190) [system] (>)=(\)
   Fail: (190) [system] (>)=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _121448)
   Call: (191) [system] peek_char((0x55798e5fad60), _122382)
   Exit: (191) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (191) [user] is_delimiter(' ')
   Call: (192) [system] char_type(' ', space)
   Exit: (192) [system] char_type(' ', space)
^  Exit: (191) [user] is_delimiter(' ')
   Call: (191) [system] _121448=[]
   Exit: (191) [system] []=[]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (190) [system] _107512=[>]
   Exit: (190) [system] [>]=[>]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (189) [user] classify_and_convert_charseq(-, [>], _73858)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_134486, _134488), once(user:catch(read_from_chars([-, >], _73858), _134462, fail)), '$restore_trace'(_134486, _134488))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_134486, _134488))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _134462, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(->)
   Exit: (190) [system] atomic(->)
^  Exit: (189) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _141986)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _143844)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _151582)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _154286)
   Exit: (190) [system] peek_char((0x55798e5fad60), 'A')
   Call: (190) [system] 'A'=(;)
   Fail: (190) [system] 'A'=(;)
^  Call: (190) [user] is_like_space('A')
   Call: (191) [system] char_type('A', 'white')
   Fail: (191) [system] char_type('A', 'white')
   Call: (191) [system] char_type('A', end_of_line)
   Fail: (191) [system] char_type('A', end_of_line)
   Call: (191) [system] char_type('A', space)
   Fail: (191) [system] char_type('A', space)
   Call: (191) [system] char_type('A', cntrl)
   Fail: (191) [system] char_type('A', cntrl)
^  Fail: (190) [user] is_like_space('A')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _169364)
   Exit: (188) [system] peek_char((0x55798e5fad60), 'A')
   Call: (188) [system] 'A'=')'
   Fail: (188) [system] 'A'=')'
   Call: (188) [system] 'A'=end_of_file
   Fail: (188) [system] 'A'=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _174934)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _176792)
   Exit: (190) [system] peek_char((0x55798e5fad60), 'A')
   Call: (190) [system] 'A'=(;)
   Fail: (190) [system] 'A'=(;)
^  Call: (190) [user] is_like_space('A')
   Call: (191) [system] char_type('A', 'white')
   Fail: (191) [system] char_type('A', 'white')
   Call: (191) [system] char_type('A', end_of_line)
   Fail: (191) [system] char_type('A', end_of_line)
   Call: (191) [system] char_type('A', space)
   Fail: (191) [system] char_type('A', space)
   Call: (191) [system] char_type('A', cntrl)
   Fail: (191) [system] char_type('A', cntrl)
^  Fail: (190) [user] is_like_space('A')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _190946)
   Exit: (189) [system] get_char((0x55798e5fad60), 'A')
   Call: (189) [system] 'A'='('
   Fail: (189) [system] 'A'='('
   Call: (189) [system] 'A'='['
   Fail: (189) [system] 'A'='['
   Call: (189) [system] 'A'='{'
   Fail: (189) [system] 'A'='{'
   Call: (189) [system] 'A'='"'
   Fail: (189) [system] 'A'='"'
   Call: (189) [system] 'A'=!
   Fail: (189) [system] 'A'=!
   Call: (189) [system] 'A'='\''
   Fail: (189) [system] 'A'='\''
   Call: (189) [system] 'A'='`'
   Fail: (189) [system] 'A'='`'
   Call: (189) [system] 'A'=end_of_file
   Fail: (189) [system] 'A'=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), 'A', _174934)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _208588)
   Call: (191) [system] peek_char((0x55798e5fad60), _209522)
   Exit: (191) [system] peek_char((0x55798e5fad60), t)
^  Call: (191) [user] is_delimiter(t)
   Call: (192) [system] char_type(t, space)
   Fail: (192) [system] char_type(t, space)
   Call: (192) [system] arg(_214242, v('(', ')', end_of_file), t)
   Fail: (192) [system] arg(_215174, v('(', ')', end_of_file), t)
^  Fail: (191) [user] is_delimiter(t)
   Call: (191) [system] ')'==t
   Fail: (191) [system] ')'==t
   Call: (191) [system] get_char((0x55798e5fad60), t)
   Exit: (191) [system] get_char((0x55798e5fad60), t)
   Call: (191) [system] t=(\)
   Fail: (191) [system] t=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _222524)
   Call: (192) [system] peek_char((0x55798e5fad60), _223458)
   Exit: (192) [system] peek_char((0x55798e5fad60), o)
^  Call: (192) [user] is_delimiter(o)
   Call: (193) [system] char_type(o, space)
   Fail: (193) [system] char_type(o, space)
   Call: (193) [system] arg(_228178, v('(', ')', end_of_file), o)
   Fail: (193) [system] arg(_229110, v('(', ')', end_of_file), o)
^  Fail: (192) [user] is_delimiter(o)
   Call: (192) [system] ')'==o
   Fail: (192) [system] ')'==o
   Call: (192) [system] get_char((0x55798e5fad60), o)
   Exit: (192) [system] get_char((0x55798e5fad60), o)
   Call: (192) [system] o=(\)
   Fail: (192) [system] o=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _236460)
   Call: (193) [system] peek_char((0x55798e5fad60), _237394)
   Exit: (193) [system] peek_char((0x55798e5fad60), m)
^  Call: (193) [user] is_delimiter(m)
   Call: (194) [system] char_type(m, space)
   Fail: (194) [system] char_type(m, space)
   Call: (194) [system] arg(_242114, v('(', ')', end_of_file), m)
   Fail: (194) [system] arg(_243046, v('(', ')', end_of_file), m)
^  Fail: (193) [user] is_delimiter(m)
   Call: (193) [system] ')'==m
   Fail: (193) [system] ')'==m
   Call: (193) [system] get_char((0x55798e5fad60), m)
   Exit: (193) [system] get_char((0x55798e5fad60), m)
   Call: (193) [system] m=(\)
   Fail: (193) [system] m=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _250396)
   Call: (194) [system] peek_char((0x55798e5fad60), _251330)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
^  Call: (194) [user] is_delimiter(')')
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] arg(_256050, v('(', ')', end_of_file), ')')
   Exit: (195) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (194) [user] is_delimiter(')')
   Call: (194) [system] _250396=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (193) [system] _236460=[m]
   Exit: (193) [system] [m]=[m]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [m])
   Call: (192) [system] _222524=[o, m]
   Exit: (192) [system] [o, m]=[o, m]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, m])
   Call: (191) [system] _208588=[t, o, m]
   Exit: (191) [system] [t, o, m]=[t, o, m]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, o, m])
^  Call: (190) [user] classify_and_convert_charseq('A', [t, o, m], _174934)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_270894, _270896), once(user:catch(read_from_chars(['A', t, o, m], _174934), _270870, fail)), '$restore_trace'(_270894, _270896))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_270894, _270896))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', t, o, m], _174934), _270870, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(_174934)
   Fail: (191) [system] atomic(_174934)
   Call: (191) [system] atom_chars(_174934, ['A', t, o, m])
   Exit: (191) [system] atom_chars('Atom', ['A', t, o, m])
^  Exit: (190) [user] classify_and_convert_charseq('A', [t, o, m], 'Atom')
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'Atom')
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), 'Atom')
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _280270)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _282128)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _296282)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _300072)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _280270=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _141986=['Atom']
   Exit: (188) [system] ['Atom']=['Atom']
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), ['Atom'])
   Call: (187) [system] _32552=[->, 'Atom']
   Exit: (187) [system] [->, 'Atom']=[->, 'Atom']
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [->, 'Atom'])
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), [->, 'Atom'])
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _311160)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _313018)
   Exit: (187) [system] peek_char((0x55798e5fad60), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _327172)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55798e5fad60), _330962)
   Exit: (186) [system] get_char((0x55798e5fad60), ')')
   Call: (186) [system] _311160=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [])
   Call: (185) [system] _3370=[[->, 'Atom']]
   Exit: (185) [system] [[->, 'Atom']]=[[->, 'Atom']]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [[->, 'Atom']])
   Call: (184) [system] _3364=[kb, [->, 'Atom']]
   Exit: (184) [system] [kb, [->, 'Atom']]=[kb, [->, 'Atom']]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [kb, [->, 'Atom']])
   Call: (183) [system] _3324=[:, kb, [->, 'Atom']]
   Exit: (183) [system] [:, kb, [->, 'Atom']]=[:, kb, [->, 'Atom']]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [:, kb, [->, 'Atom']])
^  Exit: (181) [user] cont_sexpr(')', (0x55798e5fad60), [:, kb, [->, 'Atom']])
^  Exit: (180) [user] read_sexpr((0x55798e5fad60), [:, kb, [->, 'Atom']])
^  Call: (180) [user] assertz(metta_file_comment(95, 0, 4056, [:, kb, [->, 'Atom']], '$stream_position'(4056, 95, 0, 4056)))
^  Exit: (180) [user] assertz(metta_file_comment(95, 0, 4056, [:, kb, [->, 'Atom']], '$stream_position'(4056, 95, 0, 4056)))
^  Exit: (178) [system] once(user:(read_position((0x55798e5fad60), 95, 0, 4056, '$stream_position'(4056, 95, 0, 4056)), read_sexpr((0x55798e5fad60), [:, kb, [->, 'Atom']]), assertz(metta_file_comment(95, 0, 4056, [:, kb, [->, 'Atom']], '$stream_position'(4056, 95, 0, 4056)))))
   Call: (178) [system] fail
^  Call: (178) [user] retract(metta_file_comment(_349480, _349482, _349484, _349486, _349488))
^  Exit: (178) [user] retract(metta_file_comment(44, 0, 1471, '$COMMENT'(";;", 44, 0), '$stream_position'(1471, 44, 0, 1471)))
^  Call: (178) [user] trly(untyped_to_metta, '$COMMENT'(";;", 44, 0), _3084)
^  Call: (179) [user] once(call(untyped_to_metta, '$COMMENT'(";;", 44, 0), _352312))
^  Call: (180) [user] call(untyped_to_metta, '$COMMENT'(";;", 44, 0), _352312)
^  Call: (181) [user] untyped_to_metta('$COMMENT'(";;", 44, 0), _352312)
^  Call: (182) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;", 44, 0), _355128))
^  Call: (183) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;", 44, 0), _355128))
^  Call: (184) [user] trly(mfix_vars1, '$COMMENT'(";;", 44, 0), _355128)
^  Call: (185) [user] once(call(mfix_vars1, '$COMMENT'(";;", 44, 0), _357928))
^  Call: (186) [user] call(mfix_vars1, '$COMMENT'(";;", 44, 0), _357928)
^  Call: (187) [user] mfix_vars1('$COMMENT'(";;", 44, 0), _357928)
   Call: (188) [system] var('$COMMENT'(";;", 44, 0))
   Call: (188) [system] atom('$COMMENT'(";;", 44, 0))
   Call: (188) [system] '$COMMENT'(";;", 44, 0)==true
   Call: (188) [system] '$COMMENT'(";;", 44, 0)==false
   Call: (188) [system] '$COMMENT'(";;", 44, 0)==[_364448, _364454]
   Call: (188) [system] is_list('$COMMENT'(";;", 44, 0))
   Call: (188) [system] string('$COMMENT'(";;", 44, 0))
   Call: (188) [system] compound('$COMMENT'(";;", 44, 0))
   Exit: (188) [system] compound('$COMMENT'(";;", 44, 0))
   Call: (188) [system] compound_name_arguments('$COMMENT'(";;", 44, 0), _369082, _369084)
   Exit: (188) [system] compound_name_arguments('$COMMENT'(";;", 44, 0), '$COMMENT', [";;", 44, 0])
   Call: (188) [system] '$COMMENT'\=='$VAR'
   Exit: (188) [system] '$COMMENT'\=='$VAR'
^  Call: (188) [user] apply:maplist(mfix_vars1, [";;", 44, 0], _372824)
   Call: (189) [apply] apply:maplist_([";;", 44, 0], _372824, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(";;", _374704)
   Call: (191) [system] var(";;")
   Call: (191) [system] atom(";;")
   Call: (191) [system] ";;"==true
   Call: (191) [system] ";;"==false
   Call: (191) [system] ";;"==[_379346, _379352]
   Call: (191) [system] is_list(";;")
   Call: (191) [system] string(";;")
   Exit: (191) [system] string(";;")
^  Call: (191) [user] string_to_syms
   Call: (192) [system] fail
   Call: (191) [system] compound(";;")
^  Call: (191) [user] symbol(";;")
   Call: (192) [system] atom(";;")
   Fail: (192) [system] atom(";;")
^  Fail: (191) [user] symbol(";;")
   Call: (191) [system] ";;"=_374704
   Exit: (191) [system] ";;"=";;"
^  Exit: (190) [user] mfix_vars1(";;", ";;")
   Call: (190) [apply] apply:maplist_([44, 0], _374706, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(44, _393226)
   Call: (192) [system] var(44)
   Call: (192) [system] atom(44)
   Call: (192) [system] 44==true
   Call: (192) [system] 44==false
   Call: (192) [system] 44==[_397868, _397874]
   Call: (192) [system] is_list(44)
   Call: (192) [system] string(44)
   Call: (192) [system] compound(44)
^  Call: (192) [user] symbol(44)
   Call: (193) [system] atom(44)
   Fail: (193) [system] atom(44)
^  Fail: (192) [user] symbol(44)
   Call: (192) [system] 44=_393226
   Exit: (192) [system] 44=44
^  Exit: (191) [user] mfix_vars1(44, 44)
   Call: (191) [apply] apply:maplist_([0], _393228, user:mfix_vars1)
^  Call: (192) [user] mfix_vars1(0, _408992)
   Call: (193) [system] var(0)
   Call: (193) [system] atom(0)
   Call: (193) [system] 0==true
   Call: (193) [system] 0==false
   Call: (193) [system] 0==[_413634, _413640]
   Call: (193) [system] is_list(0)
   Call: (193) [system] string(0)
   Call: (193) [system] compound(0)
^  Call: (193) [user] symbol(0)
   Call: (194) [system] atom(0)
   Fail: (194) [system] atom(0)
^  Fail: (193) [user] symbol(0)
   Call: (193) [system] 0=_408992
   Exit: (193) [system] 0=0
^  Exit: (192) [user] mfix_vars1(0, 0)
   Call: (192) [apply] apply:maplist_([], _408994, user:mfix_vars1)
   Exit: (192) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([44, 0], [44, 0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([";;", 44, 0], [";;", 44, 0], user:mfix_vars1)
^  Exit: (188) [apply] apply:maplist(user:mfix_vars1, [";;", 44, 0], [";;", 44, 0])
   Call: (188) [system] compound_name_arguments(_357928, '$COMMENT', [";;", 44, 0])
   Exit: (188) [system] compound_name_arguments('$COMMENT'(";;", 44, 0), '$COMMENT', [";;", 44, 0])
^  Exit: (187) [user] mfix_vars1('$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0))
^  Exit: (186) [system] call(user:mfix_vars1, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0))
^  Exit: (185) [system] once(user:call(mfix_vars1, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0)))
   Call: (185) [system] '$COMMENT'(";;", 44, 0)\=@='$COMMENT'(";;", 44, 0)
^  Exit: (184) [user] trly(mfix_vars1, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0))
^  Exit: (183) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0)))
^  Call: (182) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;", 44, 0), _437810))
^  Call: (183) [user] once(user:trly(cons_to_c, '$COMMENT'(";;", 44, 0), _437810))
^  Call: (184) [user] trly(cons_to_c, '$COMMENT'(";;", 44, 0), _437810)
^  Call: (185) [user] once(call(cons_to_c, '$COMMENT'(";;", 44, 0), _440610))
^  Call: (186) [user] call(cons_to_c, '$COMMENT'(";;", 44, 0), _440610)
^  Call: (187) [user] cons_to_c('$COMMENT'(";;", 44, 0), _440610)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_c('$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0))
^  Exit: (186) [system] call(user:cons_to_c, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0))
^  Exit: (185) [system] once(user:call(cons_to_c, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0)))
   Call: (185) [system] '$COMMENT'(";;", 44, 0)\=@='$COMMENT'(";;", 44, 0)
^  Exit: (184) [user] trly(cons_to_c, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0))
^  Exit: (183) [system] once(user:trly(cons_to_c, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0)))
^  Call: (182) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;", 44, 0), _352312))
^  Call: (183) [user] once(user:trly(cons_to_l, '$COMMENT'(";;", 44, 0), _352312))
^  Call: (184) [user] trly(cons_to_l, '$COMMENT'(";;", 44, 0), _352312)
^  Call: (185) [user] once(call(cons_to_l, '$COMMENT'(";;", 44, 0), _454568))
^  Call: (186) [user] call(cons_to_l, '$COMMENT'(";;", 44, 0), _454568)
^  Call: (187) [user] cons_to_l('$COMMENT'(";;", 44, 0), _454568)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_l('$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0))
^  Exit: (186) [system] call(user:cons_to_l, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0))
^  Exit: (185) [system] once(user:call(cons_to_l, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0)))
   Call: (185) [system] '$COMMENT'(";;", 44, 0)\=@='$COMMENT'(";;", 44, 0)
^  Exit: (184) [user] trly(cons_to_l, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0))
^  Exit: (183) [system] once(user:trly(cons_to_l, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0)))
^  Exit: (181) [user] untyped_to_metta('$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0))
^  Exit: (180) [system] call(user:untyped_to_metta, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0))
^  Exit: (179) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0)))
   Call: (179) [system] '$COMMENT'(";;", 44, 0)\=@='$COMMENT'(";;", 44, 0)
^  Exit: (178) [user] trly(untyped_to_metta, '$COMMENT'(";;", 44, 0), '$COMMENT'(";;", 44, 0))
^  Exit: (177) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 44, 0))
   Call: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 44, 0))))
   Exit: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 44, 0))))
^  Exit: (176) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;", 44, 0))
^  Exit: (175) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;", 44, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;", 44, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 44, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 44, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 44, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;", 44, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";;", 44, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";;", 44, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";;", 44, 0)))
   Call: (169) [system] '$COMMENT'(";;", 44, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;", 44, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 44, 0)), 93]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;", 44, 0), me_synthesize_1726263785_9357412, 93)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 44, 0)), 93]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263795.1447313)
   Call: (173) [system] arg(1, t(1726263795.049033), _3148)
   Exit: (173) [system] arg(1, t(1726263795.049033), 1726263795.049033)
   Call: (173) [system] _3158 is 1726263795.1447313-1726263795.049033
   Exit: (173) [system] 0.09569835662841797 is 1726263795.1447313-1726263795.049033
   Call: (173) [system] 0.09569835662841797>4
   Fail: (173) [system] 0.09569835662841797>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 44, 0)), 93]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 10)
   Call: (175) [system] atom(10+1)
   Call: (175) [system] set_flag(translated_forms, 11)
   Exit: (175) [system] set_flag(translated_forms, 11)
   Exit: (174) [$syspreds] update_flag(translated_forms, 10, 10+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 10, 10+1))
   Exit: (171) [$syspreds] flag(translated_forms, 10, 10+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;", 44, 0), me_synthesize_1726263785_9357412, 93)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;"])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;"])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;", 44, 0), me_synthesize_1726263785_9357412, 93)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 44, 0)), 93]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 10, 10+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;", 44, 0), me_synthesize_1726263785_9357412, 93)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 95)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 95))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 95))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _530280)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _537702)
   Exit: (175) [system] peek_char((0x55798e5fad60), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _546040)
   Exit: (177) [system] peek_char((0x55798e5fad60), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _548826=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _550694, _550696, _550698, _550700), read_sexpr((0x55798e5fad60), _550712), assertz(metta_file_comment(_550694, _550696, _550698, _550712, _550700))))
^  Call: (179) [user] read_position((0x55798e5fad60), _550694, _550696, _550698, _550700)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_550700))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_550700))
   Exit: (181) [system] nonvar(position(_550700))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(4073, 96, 0, 4073)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4073, 96, 0, 4073), _550694)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _560952)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4073, 96, 0, 4073), _550694)
   Exit: (181) [system] arg(2, '$stream_position'(4073, 96, 0, 4073), 96)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4073, 96, 0, 4073), 96)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4073, 96, 0, 4073), _550696)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _568386)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4073, 96, 0, 4073), _550696)
   Exit: (181) [system] arg(3, '$stream_position'(4073, 96, 0, 4073), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4073, 96, 0, 4073), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4073, 96, 0, 4073), _550698)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _575820)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4073, 96, 0, 4073), _550698)
   Exit: (181) [system] arg(1, '$stream_position'(4073, 96, 0, 4073), 4073)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4073, 96, 0, 4073), 4073)
^  Exit: (179) [user] read_position((0x55798e5fad60), 96, 0, 4073, '$stream_position'(4073, 96, 0, 4073))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _550712)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _550712)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _586046)
   Exit: (182) [system] peek_char((0x55798e5fad60), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _600200)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _550712)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _605770)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _619924)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _625494)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _627352)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _641506)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _625494)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _659148)
   Call: (185) [system] peek_char((0x55798e5fad60), _660082)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _659148=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _625494)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_669392, _669394), once(user:catch(read_from_chars([=], _625494), _669368, fail)), '$restore_trace'(_669392, _669394))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_669392, _669394))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _669368, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _676892)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _678750)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _686488)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _689192)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _704270)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _709840)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _711698)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _725852)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _709840)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _731422)
   Exit: (186) [system] peek_char((0x55798e5fad60), k)
   Call: (186) [system] k=(;)
   Fail: (186) [system] k=(;)
^  Call: (186) [user] is_like_space(k)
   Call: (187) [system] char_type(k, 'white')
   Fail: (187) [system] char_type(k, 'white')
   Call: (187) [system] char_type(k, end_of_line)
   Fail: (187) [system] char_type(k, end_of_line)
   Call: (187) [system] char_type(k, space)
   Fail: (187) [system] char_type(k, space)
   Call: (187) [system] char_type(k, cntrl)
   Fail: (187) [system] char_type(k, cntrl)
^  Fail: (186) [user] is_like_space(k)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _745576)
   Exit: (185) [system] peek_char((0x55798e5fad60), k)
   Call: (185) [system] k=')'
   Fail: (185) [system] k=')'
   Call: (185) [system] k=end_of_file
   Fail: (185) [system] k=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _751146)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _753004)
   Exit: (187) [system] peek_char((0x55798e5fad60), k)
   Call: (187) [system] k=(;)
   Fail: (187) [system] k=(;)
^  Call: (187) [user] is_like_space(k)
   Call: (188) [system] char_type(k, 'white')
   Fail: (188) [system] char_type(k, 'white')
   Call: (188) [system] char_type(k, end_of_line)
   Fail: (188) [system] char_type(k, end_of_line)
   Call: (188) [system] char_type(k, space)
   Fail: (188) [system] char_type(k, space)
   Call: (188) [system] char_type(k, cntrl)
   Fail: (188) [system] char_type(k, cntrl)
^  Fail: (187) [user] is_like_space(k)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _767158)
   Exit: (186) [system] get_char((0x55798e5fad60), k)
   Call: (186) [system] k='('
   Fail: (186) [system] k='('
   Call: (186) [system] k='['
   Fail: (186) [system] k='['
   Call: (186) [system] k='{'
   Fail: (186) [system] k='{'
   Call: (186) [system] k='"'
   Fail: (186) [system] k='"'
   Call: (186) [system] k=!
   Fail: (186) [system] k=!
   Call: (186) [system] k='\''
   Fail: (186) [system] k='\''
   Call: (186) [system] k='`'
   Fail: (186) [system] k='`'
   Call: (186) [system] k=end_of_file
   Fail: (186) [system] k=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), k, _751146)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _784800)
   Call: (188) [system] peek_char((0x55798e5fad60), _785734)
   Exit: (188) [system] peek_char((0x55798e5fad60), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_790454, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_791386, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55798e5fad60), b)
   Exit: (188) [system] get_char((0x55798e5fad60), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _798736)
   Call: (189) [system] peek_char((0x55798e5fad60), _799670)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_804390, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _798736=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (188) [system] _784800=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (187) [user] classify_and_convert_charseq(k, [b], _751146)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_813646, _813648), once(user:catch(read_from_chars([k, b], _751146), _813622, fail)), '$restore_trace'(_813646, _813648))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_813646, _813648))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _813622, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(kb)
   Exit: (188) [system] atomic(kb)
^  Exit: (187) [user] classify_and_convert_charseq(k, [b], kb)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), k, kb)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), kb)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _821146)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _823004)
   Exit: (187) [system] peek_char((0x55798e5fad60), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _837158)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55798e5fad60), _840948)
   Exit: (186) [system] get_char((0x55798e5fad60), ')')
   Call: (186) [system] _821146=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [])
   Call: (185) [system] _709840=[kb]
   Exit: (185) [system] [kb]=[kb]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [kb])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [kb])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _849242)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _851100)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55798e5fad60), _858838)
   Exit: (185) [system] get_char((0x55798e5fad60), ' ')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _861542)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _876620)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _882190)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _884048)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _898202)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _882190)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _903772)
   Exit: (187) [system] peek_char((0x55798e5fad60), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _917926)
   Exit: (186) [system] peek_char((0x55798e5fad60), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _923496)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _925354)
   Exit: (188) [system] peek_char((0x55798e5fad60), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _939508)
   Exit: (187) [system] get_char((0x55798e5fad60), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), :, _923496)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _957150)
   Call: (189) [system] peek_char((0x55798e5fad60), _958084)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _957150=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (188) [user] classify_and_convert_charseq(:, [], _923496)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_967394, _967396), once(user:catch(read_from_chars([:], _923496), _967370, fail)), '$restore_trace'(_967394, _967396))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_967394, _967396))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _967370, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(:)
   Exit: (189) [system] atomic(:)
^  Exit: (188) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _974894)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _976752)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _984490)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _987194)
   Exit: (189) [system] peek_char((0x55798e5fad60), a)
   Call: (189) [system] a=(;)
   Fail: (189) [system] a=(;)
^  Call: (189) [user] is_like_space(a)
   Call: (190) [system] char_type(a, 'white')
   Fail: (190) [system] char_type(a, 'white')
   Call: (190) [system] char_type(a, end_of_line)
   Fail: (190) [system] char_type(a, end_of_line)
   Call: (190) [system] char_type(a, space)
   Fail: (190) [system] char_type(a, space)
   Call: (190) [system] char_type(a, cntrl)
   Fail: (190) [system] char_type(a, cntrl)
^  Fail: (189) [user] is_like_space(a)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1002272)
   Exit: (187) [system] peek_char((0x55798e5fad60), a)
   Call: (187) [system] a=')'
   Fail: (187) [system] a=')'
   Call: (187) [system] a=end_of_file
   Fail: (187) [system] a=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _1007842)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1009700)
   Exit: (189) [system] peek_char((0x55798e5fad60), a)
   Call: (189) [system] a=(;)
   Fail: (189) [system] a=(;)
^  Call: (189) [user] is_like_space(a)
   Call: (190) [system] char_type(a, 'white')
   Fail: (190) [system] char_type(a, 'white')
   Call: (190) [system] char_type(a, end_of_line)
   Fail: (190) [system] char_type(a, end_of_line)
   Call: (190) [system] char_type(a, space)
   Fail: (190) [system] char_type(a, space)
   Call: (190) [system] char_type(a, cntrl)
   Fail: (190) [system] char_type(a, cntrl)
^  Fail: (189) [user] is_like_space(a)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _1023854)
   Exit: (188) [system] get_char((0x55798e5fad60), a)
   Call: (188) [system] a='('
   Fail: (188) [system] a='('
   Call: (188) [system] a='['
   Fail: (188) [system] a='['
   Call: (188) [system] a='{'
   Fail: (188) [system] a='{'
   Call: (188) [system] a='"'
   Fail: (188) [system] a='"'
   Call: (188) [system] a=!
   Fail: (188) [system] a=!
   Call: (188) [system] a='\''
   Fail: (188) [system] a='\''
   Call: (188) [system] a='`'
   Fail: (188) [system] a='`'
   Call: (188) [system] a=end_of_file
   Fail: (188) [system] a=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), a, _1007842)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _1041496)
   Call: (190) [system] peek_char((0x55798e5fad60), _1042430)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (190) [user] is_delimiter(' ')
   Call: (191) [system] char_type(' ', space)
   Exit: (191) [system] char_type(' ', space)
^  Exit: (190) [user] is_delimiter(' ')
   Call: (190) [system] _1041496=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (189) [user] classify_and_convert_charseq(a, [], _1007842)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_1051740, _1051742), once(user:catch(read_from_chars([a], _1007842), _1051716, fail)), '$restore_trace'(_1051740, _1051742))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_1051740, _1051742))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1051716, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(a)
   Exit: (190) [system] atomic(a)
^  Exit: (189) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _1059240)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1061098)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _1068836)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1071540)
   Exit: (190) [system] peek_char((0x55798e5fad60), 'A')
   Call: (190) [system] 'A'=(;)
   Fail: (190) [system] 'A'=(;)
^  Call: (190) [user] is_like_space('A')
   Call: (191) [system] char_type('A', 'white')
   Fail: (191) [system] char_type('A', 'white')
   Call: (191) [system] char_type('A', end_of_line)
   Fail: (191) [system] char_type('A', end_of_line)
   Call: (191) [system] char_type('A', space)
   Fail: (191) [system] char_type('A', space)
   Call: (191) [system] char_type('A', cntrl)
   Fail: (191) [system] char_type('A', cntrl)
^  Fail: (190) [user] is_like_space('A')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1086618)
   Exit: (188) [system] peek_char((0x55798e5fad60), 'A')
   Call: (188) [system] 'A'=')'
   Fail: (188) [system] 'A'=')'
   Call: (188) [system] 'A'=end_of_file
   Fail: (188) [system] 'A'=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _1092188)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1094046)
   Exit: (190) [system] peek_char((0x55798e5fad60), 'A')
   Call: (190) [system] 'A'=(;)
   Fail: (190) [system] 'A'=(;)
^  Call: (190) [user] is_like_space('A')
   Call: (191) [system] char_type('A', 'white')
   Fail: (191) [system] char_type('A', 'white')
   Call: (191) [system] char_type('A', end_of_line)
   Fail: (191) [system] char_type('A', end_of_line)
   Call: (191) [system] char_type('A', space)
   Fail: (191) [system] char_type('A', space)
   Call: (191) [system] char_type('A', cntrl)
   Fail: (191) [system] char_type('A', cntrl)
^  Fail: (190) [user] is_like_space('A')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _1108200)
   Exit: (189) [system] get_char((0x55798e5fad60), 'A')
   Call: (189) [system] 'A'='('
   Fail: (189) [system] 'A'='('
   Call: (189) [system] 'A'='['
   Fail: (189) [system] 'A'='['
   Call: (189) [system] 'A'='{'
   Fail: (189) [system] 'A'='{'
   Call: (189) [system] 'A'='"'
   Fail: (189) [system] 'A'='"'
   Call: (189) [system] 'A'=!
   Fail: (189) [system] 'A'=!
   Call: (189) [system] 'A'='\''
   Fail: (189) [system] 'A'='\''
   Call: (189) [system] 'A'='`'
   Fail: (189) [system] 'A'='`'
   Call: (189) [system] 'A'=end_of_file
   Fail: (189) [system] 'A'=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1092188)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1125842)
   Call: (191) [system] peek_char((0x55798e5fad60), _1126776)
   Exit: (191) [system] peek_char((0x55798e5fad60), ')')
^  Call: (191) [user] is_delimiter(')')
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] arg(_1131496, v('(', ')', end_of_file), ')')
   Exit: (192) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (191) [user] is_delimiter(')')
   Call: (191) [system] _1125842=[]
   Exit: (191) [system] []=[]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (190) [user] classify_and_convert_charseq('A', [], _1092188)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_1137958, _1137960), once(user:catch(read_from_chars(['A'], _1092188), _1137934, fail)), '$restore_trace'(_1137958, _1137960))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_1137958, _1137960))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1092188), _1137934, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(_1092188)
   Fail: (191) [system] atomic(_1092188)
   Call: (191) [system] atom_chars(_1092188, ['A'])
   Exit: (191) [system] atom_chars('A', ['A'])
^  Exit: (190) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _1147334)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1149192)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1163346)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _1167136)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _1147334=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _1059240=['A']
   Exit: (188) [system] ['A']=['A']
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (187) [system] _974894=[a, 'A']
   Exit: (187) [system] [a, 'A']=[a, 'A']
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [a, 'A'])
   Call: (186) [system] _882190=[:, a, 'A']
   Exit: (186) [system] [:, a, 'A']=[:, a, 'A']
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [:, a, 'A'])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), [:, a, 'A'])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1181018)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1182876)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1197030)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _1200820)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _1181018=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _849242=[[:, a, 'A']]
   Exit: (184) [system] [[:, a, 'A']]=[[:, a, 'A']]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [[:, a, 'A']])
   Call: (183) [system] _676892=[[kb], [:, a, 'A']]
   Exit: (183) [system] [[kb], [:, a, 'A']]=[[kb], [:, a, 'A']]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[kb], [:, a, 'A']])
   Call: (182) [system] _550712=[=, [kb], [:, a, 'A']]
   Exit: (182) [system] [=, [kb], [:, a, 'A']]=[=, [kb], [:, a, 'A']]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [kb], [:, a, 'A']])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [kb], [:, a, 'A']])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [kb], [:, a, 'A']])
^  Call: (179) [user] assertz(metta_file_comment(96, 0, 4073, [=, [kb], [:, a, 'A']], '$stream_position'(4073, 96, 0, 4073)))
^  Exit: (179) [user] assertz(metta_file_comment(96, 0, 4073, [=, [kb], [:, a, 'A']], '$stream_position'(4073, 96, 0, 4073)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 96, 0, 4073, '$stream_position'(4073, 96, 0, 4073)), read_sexpr((0x55798e5fad60), [=, [kb], [:, a, 'A']]), assertz(metta_file_comment(96, 0, 4073, [=, [kb], [:, a, 'A']], '$stream_position'(4073, 96, 0, 4073)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1219338, _1219340, _1219342, _1219344, _1219346))
^  Exit: (177) [user] retract(metta_file_comment(45, 0, 1474, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$stream_position'(1474, 45, 0, 1474)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1222186))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1222186)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1222186)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1225002))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1225002))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1225002)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1227802))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1227802)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1227802)
   Call: (187) [system] var('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
   Call: (187) [system] atom('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
   Call: (187) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)==true
   Call: (187) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)==false
   Call: (187) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)==[_1234322, _1234328]
   Call: (187) [system] is_list('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
   Call: (187) [system] string('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
   Call: (187) [system] compound('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
   Exit: (187) [system] compound('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1238956, _1238958)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT', [";; $depth: a Nat representing the maximum depth of the generated", 45, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";; $depth: a Nat representing the maximum depth of the generated", 45, 0], _1242698)
   Call: (188) [apply] apply:maplist_([";; $depth: a Nat representing the maximum depth of the generated", 45, 0], _1242698, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";; $depth: a Nat representing the maximum depth of the generated", _1244578)
   Call: (190) [system] var(";; $depth: a Nat representing the maximum depth of the generated")
   Call: (190) [system] atom(";; $depth: a Nat representing the maximum depth of the generated")
   Call: (190) [system] ";; $depth: a Nat representing the maximum depth of the generated"==true
   Call: (190) [system] ";; $depth: a Nat representing the maximum depth of the generated"==false
   Call: (190) [system] ";; $depth: a Nat representing the maximum depth of the generated"==[_1249220, _1249226]
   Call: (190) [system] is_list(";; $depth: a Nat representing the maximum depth of the generated")
   Call: (190) [system] string(";; $depth: a Nat representing the maximum depth of the generated")
   Exit: (190) [system] string(";; $depth: a Nat representing the maximum depth of the generated")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";; $depth: a Nat representing the maximum depth of the generated")
^  Call: (190) [user] symbol(";; $depth: a Nat representing the maximum depth of the generated")
   Call: (191) [system] atom(";; $depth: a Nat representing the maximum depth of the generated")
   Fail: (191) [system] atom(";; $depth: a Nat representing the maximum depth of the generated")
^  Fail: (190) [user] symbol(";; $depth: a Nat representing the maximum depth of the generated")
   Call: (190) [system] ";; $depth: a Nat representing the maximum depth of the generated"=_1244578
   Exit: (190) [system] ";; $depth: a Nat representing the maximum depth of the generated"=";; $depth: a Nat representing the maximum depth of the generated"
^  Exit: (189) [user] mfix_vars1(";; $depth: a Nat representing the maximum depth of the generated", ";; $depth: a Nat representing the maximum depth of the generated")
   Call: (189) [apply] apply:maplist_([45, 0], _1244580, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(45, _1263100)
   Call: (191) [system] var(45)
   Call: (191) [system] atom(45)
   Call: (191) [system] 45==true
   Call: (191) [system] 45==false
   Call: (191) [system] 45==[_1267742, _1267748]
   Call: (191) [system] is_list(45)
   Call: (191) [system] string(45)
   Call: (191) [system] compound(45)
^  Call: (191) [user] symbol(45)
   Call: (192) [system] atom(45)
   Fail: (192) [system] atom(45)
^  Fail: (191) [user] symbol(45)
   Call: (191) [system] 45=_1263100
   Exit: (191) [system] 45=45
^  Exit: (190) [user] mfix_vars1(45, 45)
   Call: (190) [apply] apply:maplist_([0], _1263102, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _1278866)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_1283508, _1283514]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_1278866
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _1278868, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([45, 0], [45, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";; $depth: a Nat representing the maximum depth of the generated", 45, 0], [";; $depth: a Nat representing the maximum depth of the generated", 45, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";; $depth: a Nat representing the maximum depth of the generated", 45, 0], [";; $depth: a Nat representing the maximum depth of the generated", 45, 0])
   Call: (187) [system] compound_name_arguments(_1227802, '$COMMENT', [";; $depth: a Nat representing the maximum depth of the generated", 45, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT', [";; $depth: a Nat representing the maximum depth of the generated", 45, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)))
   Call: (184) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)\=@='$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1307684))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1307684))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1307684)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1310484))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1310484)
^  Call: (186) [user] cons_to_c('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1310484)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)))
   Call: (184) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)\=@='$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1222186))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1222186))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1222186)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1324442))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1324442)
^  Call: (186) [user] cons_to_l('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), _1324442)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)))
   Call: (184) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)\=@='$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)))
   Call: (178) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)\=@='$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)))
   Call: (169) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)), 95]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), me_synthesize_1726263785_9357412, 95)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)), 95]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263795.2474673)
   Call: (173) [system] arg(1, t(1726263795.049033), _3148)
   Exit: (173) [system] arg(1, t(1726263795.049033), 1726263795.049033)
   Call: (173) [system] _3158 is 1726263795.2474673-1726263795.049033
   Exit: (173) [system] 0.19843435287475586 is 1726263795.2474673-1726263795.049033
   Call: (173) [system] 0.19843435287475586>4
   Fail: (173) [system] 0.19843435287475586>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)), 95]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 11)
   Call: (175) [system] atom(11+1)
   Call: (175) [system] set_flag(translated_forms, 12)
   Exit: (175) [system] set_flag(translated_forms, 12)
   Exit: (174) [$syspreds] update_flag(translated_forms, 11, 11+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 11, 11+1))
   Exit: (171) [$syspreds] flag(translated_forms, 11, 11+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), me_synthesize_1726263785_9357412, 95)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; $depth: a Nat representing the maximum depth of the generated"])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; $depth: a Nat representing the maximum depth of the generated"])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), me_synthesize_1726263785_9357412, 95)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0)), 95]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 11, 11+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; $depth: a Nat representing the maximum depth of the generated", 45, 0), me_synthesize_1726263785_9357412, 95)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 96)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 96))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 96))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _1399226)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _1406648)
   Exit: (175) [system] peek_char((0x55798e5fad60), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _1414986)
   Exit: (177) [system] peek_char((0x55798e5fad60), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _1417772=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _1419640, _1419642, _1419644, _1419646), read_sexpr((0x55798e5fad60), _1419658), assertz(metta_file_comment(_1419640, _1419642, _1419644, _1419658, _1419646))))
^  Call: (179) [user] read_position((0x55798e5fad60), _1419640, _1419642, _1419644, _1419646)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_1419646))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_1419646))
   Exit: (181) [system] nonvar(position(_1419646))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(4090, 97, 0, 4090)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4090, 97, 0, 4090), _1419640)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1429898)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4090, 97, 0, 4090), _1419640)
   Exit: (181) [system] arg(2, '$stream_position'(4090, 97, 0, 4090), 97)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4090, 97, 0, 4090), 97)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4090, 97, 0, 4090), _1419642)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1437332)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4090, 97, 0, 4090), _1419642)
   Exit: (181) [system] arg(3, '$stream_position'(4090, 97, 0, 4090), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4090, 97, 0, 4090), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4090, 97, 0, 4090), _1419644)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1444766)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4090, 97, 0, 4090), _1419644)
   Exit: (181) [system] arg(1, '$stream_position'(4090, 97, 0, 4090), 4090)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4090, 97, 0, 4090), 4090)
^  Exit: (179) [user] read_position((0x55798e5fad60), 97, 0, 4090, '$stream_position'(4090, 97, 0, 4090))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _1419658)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _1419658)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1454992)
   Exit: (182) [system] peek_char((0x55798e5fad60), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _1469146)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _1419658)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1474716)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1488870)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _1494440)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1496298)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _1510452)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _1494440)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _1528094)
   Call: (185) [system] peek_char((0x55798e5fad60), _1529028)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1528094=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _1494440)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_1538338, _1538340), once(user:catch(read_from_chars([=], _1494440), _1538314, fail)), '$restore_trace'(_1538338, _1538340))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_1538338, _1538340))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _1538314, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _1545838)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1547696)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _1555434)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1558138)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1573216)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _1578786)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1580644)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _1594798)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1578786)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1600368)
   Exit: (186) [system] peek_char((0x55798e5fad60), k)
   Call: (186) [system] k=(;)
   Fail: (186) [system] k=(;)
^  Call: (186) [user] is_like_space(k)
   Call: (187) [system] char_type(k, 'white')
   Fail: (187) [system] char_type(k, 'white')
   Call: (187) [system] char_type(k, end_of_line)
   Fail: (187) [system] char_type(k, end_of_line)
   Call: (187) [system] char_type(k, space)
   Fail: (187) [system] char_type(k, space)
   Call: (187) [system] char_type(k, cntrl)
   Fail: (187) [system] char_type(k, cntrl)
^  Fail: (186) [user] is_like_space(k)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1614522)
   Exit: (185) [system] peek_char((0x55798e5fad60), k)
   Call: (185) [system] k=')'
   Fail: (185) [system] k=')'
   Call: (185) [system] k=end_of_file
   Fail: (185) [system] k=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _1620092)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1621950)
   Exit: (187) [system] peek_char((0x55798e5fad60), k)
   Call: (187) [system] k=(;)
   Fail: (187) [system] k=(;)
^  Call: (187) [user] is_like_space(k)
   Call: (188) [system] char_type(k, 'white')
   Fail: (188) [system] char_type(k, 'white')
   Call: (188) [system] char_type(k, end_of_line)
   Fail: (188) [system] char_type(k, end_of_line)
   Call: (188) [system] char_type(k, space)
   Fail: (188) [system] char_type(k, space)
   Call: (188) [system] char_type(k, cntrl)
   Fail: (188) [system] char_type(k, cntrl)
^  Fail: (187) [user] is_like_space(k)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _1636104)
   Exit: (186) [system] get_char((0x55798e5fad60), k)
   Call: (186) [system] k='('
   Fail: (186) [system] k='('
   Call: (186) [system] k='['
   Fail: (186) [system] k='['
   Call: (186) [system] k='{'
   Fail: (186) [system] k='{'
   Call: (186) [system] k='"'
   Fail: (186) [system] k='"'
   Call: (186) [system] k=!
   Fail: (186) [system] k=!
   Call: (186) [system] k='\''
   Fail: (186) [system] k='\''
   Call: (186) [system] k='`'
   Fail: (186) [system] k='`'
   Call: (186) [system] k=end_of_file
   Fail: (186) [system] k=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), k, _1620092)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _1653746)
   Call: (188) [system] peek_char((0x55798e5fad60), _1654680)
   Exit: (188) [system] peek_char((0x55798e5fad60), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_1659400, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_1660332, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55798e5fad60), b)
   Exit: (188) [system] get_char((0x55798e5fad60), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1667682)
   Call: (189) [system] peek_char((0x55798e5fad60), _1668616)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_1673336, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _1667682=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (188) [system] _1653746=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (187) [user] classify_and_convert_charseq(k, [b], _1620092)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_1682592, _1682594), once(user:catch(read_from_chars([k, b], _1620092), _1682568, fail)), '$restore_trace'(_1682592, _1682594))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_1682592, _1682594))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _1682568, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(kb)
   Exit: (188) [system] atomic(kb)
^  Exit: (187) [user] classify_and_convert_charseq(k, [b], kb)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), k, kb)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), kb)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _1690092)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1691950)
   Exit: (187) [system] peek_char((0x55798e5fad60), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1706104)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55798e5fad60), _1709894)
   Exit: (186) [system] get_char((0x55798e5fad60), ')')
   Call: (186) [system] _1690092=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [])
   Call: (185) [system] _1578786=[kb]
   Exit: (185) [system] [kb]=[kb]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [kb])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [kb])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _1718188)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1720046)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55798e5fad60), _1727784)
   Exit: (185) [system] get_char((0x55798e5fad60), ' ')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1730488)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1745566)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _1751136)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1752994)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _1767148)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _1751136)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1772718)
   Exit: (187) [system] peek_char((0x55798e5fad60), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1786872)
   Exit: (186) [system] peek_char((0x55798e5fad60), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _1792442)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1794300)
   Exit: (188) [system] peek_char((0x55798e5fad60), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _1808454)
   Exit: (187) [system] get_char((0x55798e5fad60), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), :, _1792442)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1826096)
   Call: (189) [system] peek_char((0x55798e5fad60), _1827030)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _1826096=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (188) [user] classify_and_convert_charseq(:, [], _1792442)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_1836340, _1836342), once(user:catch(read_from_chars([:], _1792442), _1836316, fail)), '$restore_trace'(_1836340, _1836342))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_1836340, _1836342))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1836316, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(:)
   Exit: (189) [system] atomic(:)
^  Exit: (188) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _1843840)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1845698)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _1853436)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1856140)
   Exit: (189) [system] peek_char((0x55798e5fad60), a)
   Call: (189) [system] a=(;)
   Fail: (189) [system] a=(;)
^  Call: (189) [user] is_like_space(a)
   Call: (190) [system] char_type(a, 'white')
   Fail: (190) [system] char_type(a, 'white')
   Call: (190) [system] char_type(a, end_of_line)
   Fail: (190) [system] char_type(a, end_of_line)
   Call: (190) [system] char_type(a, space)
   Fail: (190) [system] char_type(a, space)
   Call: (190) [system] char_type(a, cntrl)
   Fail: (190) [system] char_type(a, cntrl)
^  Fail: (189) [user] is_like_space(a)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1871218)
   Exit: (187) [system] peek_char((0x55798e5fad60), a)
   Call: (187) [system] a=')'
   Fail: (187) [system] a=')'
   Call: (187) [system] a=end_of_file
   Fail: (187) [system] a=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _1876788)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1878646)
   Exit: (189) [system] peek_char((0x55798e5fad60), a)
   Call: (189) [system] a=(;)
   Fail: (189) [system] a=(;)
^  Call: (189) [user] is_like_space(a)
   Call: (190) [system] char_type(a, 'white')
   Fail: (190) [system] char_type(a, 'white')
   Call: (190) [system] char_type(a, end_of_line)
   Fail: (190) [system] char_type(a, end_of_line)
   Call: (190) [system] char_type(a, space)
   Fail: (190) [system] char_type(a, space)
   Call: (190) [system] char_type(a, cntrl)
   Fail: (190) [system] char_type(a, cntrl)
^  Fail: (189) [user] is_like_space(a)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _1892800)
   Exit: (188) [system] get_char((0x55798e5fad60), a)
   Call: (188) [system] a='('
   Fail: (188) [system] a='('
   Call: (188) [system] a='['
   Fail: (188) [system] a='['
   Call: (188) [system] a='{'
   Fail: (188) [system] a='{'
   Call: (188) [system] a='"'
   Fail: (188) [system] a='"'
   Call: (188) [system] a=!
   Fail: (188) [system] a=!
   Call: (188) [system] a='\''
   Fail: (188) [system] a='\''
   Call: (188) [system] a='`'
   Fail: (188) [system] a='`'
   Call: (188) [system] a=end_of_file
   Fail: (188) [system] a=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), a, _1876788)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _1910442)
   Call: (190) [system] peek_char((0x55798e5fad60), _1911376)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (190) [user] is_delimiter(' ')
   Call: (191) [system] char_type(' ', space)
   Exit: (191) [system] char_type(' ', space)
^  Exit: (190) [user] is_delimiter(' ')
   Call: (190) [system] _1910442=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (189) [user] classify_and_convert_charseq(a, [], _1876788)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_1920686, _1920688), once(user:catch(read_from_chars([a], _1876788), _1920662, fail)), '$restore_trace'(_1920686, _1920688))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_1920686, _1920688))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1920662, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(a)
   Exit: (190) [system] atomic(a)
^  Exit: (189) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _1928186)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1930044)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _1937782)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1940486)
   Exit: (190) [system] peek_char((0x55798e5fad60), 'B')
   Call: (190) [system] 'B'=(;)
   Fail: (190) [system] 'B'=(;)
^  Call: (190) [user] is_like_space('B')
   Call: (191) [system] char_type('B', 'white')
   Fail: (191) [system] char_type('B', 'white')
   Call: (191) [system] char_type('B', end_of_line)
   Fail: (191) [system] char_type('B', end_of_line)
   Call: (191) [system] char_type('B', space)
   Fail: (191) [system] char_type('B', space)
   Call: (191) [system] char_type('B', cntrl)
   Fail: (191) [system] char_type('B', cntrl)
^  Fail: (190) [user] is_like_space('B')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1955564)
   Exit: (188) [system] peek_char((0x55798e5fad60), 'B')
   Call: (188) [system] 'B'=')'
   Fail: (188) [system] 'B'=')'
   Call: (188) [system] 'B'=end_of_file
   Fail: (188) [system] 'B'=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _1961134)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1962992)
   Exit: (190) [system] peek_char((0x55798e5fad60), 'B')
   Call: (190) [system] 'B'=(;)
   Fail: (190) [system] 'B'=(;)
^  Call: (190) [user] is_like_space('B')
   Call: (191) [system] char_type('B', 'white')
   Fail: (191) [system] char_type('B', 'white')
   Call: (191) [system] char_type('B', end_of_line)
   Fail: (191) [system] char_type('B', end_of_line)
   Call: (191) [system] char_type('B', space)
   Fail: (191) [system] char_type('B', space)
   Call: (191) [system] char_type('B', cntrl)
   Fail: (191) [system] char_type('B', cntrl)
^  Fail: (190) [user] is_like_space('B')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _1977146)
   Exit: (189) [system] get_char((0x55798e5fad60), 'B')
   Call: (189) [system] 'B'='('
   Fail: (189) [system] 'B'='('
   Call: (189) [system] 'B'='['
   Fail: (189) [system] 'B'='['
   Call: (189) [system] 'B'='{'
   Fail: (189) [system] 'B'='{'
   Call: (189) [system] 'B'='"'
   Fail: (189) [system] 'B'='"'
   Call: (189) [system] 'B'=!
   Fail: (189) [system] 'B'=!
   Call: (189) [system] 'B'='\''
   Fail: (189) [system] 'B'='\''
   Call: (189) [system] 'B'='`'
   Fail: (189) [system] 'B'='`'
   Call: (189) [system] 'B'=end_of_file
   Fail: (189) [system] 'B'=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1961134)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1994788)
   Call: (191) [system] peek_char((0x55798e5fad60), _1995722)
   Exit: (191) [system] peek_char((0x55798e5fad60), ')')
^  Call: (191) [user] is_delimiter(')')
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] arg(_2000442, v('(', ')', end_of_file), ')')
   Exit: (192) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (191) [user] is_delimiter(')')
   Call: (191) [system] _1994788=[]
   Exit: (191) [system] []=[]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (190) [user] classify_and_convert_charseq('B', [], _1961134)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_2006904, _2006906), once(user:catch(read_from_chars(['B'], _1961134), _2006880, fail)), '$restore_trace'(_2006904, _2006906))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_2006904, _2006906))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1961134), _2006880, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(_1961134)
   Fail: (191) [system] atomic(_1961134)
   Call: (191) [system] atom_chars(_1961134, ['B'])
   Exit: (191) [system] atom_chars('B', ['B'])
^  Exit: (190) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _2016280)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _2018138)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _2032292)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _2036082)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _2016280=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _1928186=['B']
   Exit: (188) [system] ['B']=['B']
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (187) [system] _1843840=[a, 'B']
   Exit: (187) [system] [a, 'B']=[a, 'B']
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [a, 'B'])
   Call: (186) [system] _1751136=[:, a, 'B']
   Exit: (186) [system] [:, a, 'B']=[:, a, 'B']
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [:, a, 'B'])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), [:, a, 'B'])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _2049964)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _2051822)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _2065976)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _2069766)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _2049964=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _1718188=[[:, a, 'B']]
   Exit: (184) [system] [[:, a, 'B']]=[[:, a, 'B']]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [[:, a, 'B']])
   Call: (183) [system] _1545838=[[kb], [:, a, 'B']]
   Exit: (183) [system] [[kb], [:, a, 'B']]=[[kb], [:, a, 'B']]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[kb], [:, a, 'B']])
   Call: (182) [system] _1419658=[=, [kb], [:, a, 'B']]
   Exit: (182) [system] [=, [kb], [:, a, 'B']]=[=, [kb], [:, a, 'B']]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [kb], [:, a, 'B']])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [kb], [:, a, 'B']])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [kb], [:, a, 'B']])
^  Call: (179) [user] assertz(metta_file_comment(97, 0, 4090, [=, [kb], [:, a, 'B']], '$stream_position'(4090, 97, 0, 4090)))
^  Exit: (179) [user] assertz(metta_file_comment(97, 0, 4090, [=, [kb], [:, a, 'B']], '$stream_position'(4090, 97, 0, 4090)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 97, 0, 4090, '$stream_position'(4090, 97, 0, 4090)), read_sexpr((0x55798e5fad60), [=, [kb], [:, a, 'B']]), assertz(metta_file_comment(97, 0, 4090, [=, [kb], [:, a, 'B']], '$stream_position'(4090, 97, 0, 4090)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_2088284, _2088286, _2088288, _2088290, _2088292))
^  Exit: (177) [user] retract(metta_file_comment(46, 0, 1539, '$COMMENT'(";;         programs.", 46, 0), '$stream_position'(1539, 46, 0, 1539)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;         programs.", 46, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";;         programs.", 46, 0), _2091120))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";;         programs.", 46, 0), _2091120)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";;         programs.", 46, 0), _2091120)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;         programs.", 46, 0), _2093936))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;         programs.", 46, 0), _2093936))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";;         programs.", 46, 0), _2093936)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";;         programs.", 46, 0), _3364))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";;         programs.", 46, 0), _3364)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";;         programs.", 46, 0), _3364)
   Call: (187) [system] var('$COMMENT'(";;         programs.", 46, 0))
   Call: (187) [system] atom('$COMMENT'(";;         programs.", 46, 0))
   Call: (187) [system] '$COMMENT'(";;         programs.", 46, 0)==true
   Call: (187) [system] '$COMMENT'(";;         programs.", 46, 0)==false
   Call: (187) [system] '$COMMENT'(";;         programs.", 46, 0)==[_9748, _9754]
   Call: (187) [system] is_list('$COMMENT'(";;         programs.", 46, 0))
   Call: (187) [system] string('$COMMENT'(";;         programs.", 46, 0))
   Call: (187) [system] compound('$COMMENT'(";;         programs.", 46, 0))
   Exit: (187) [system] compound('$COMMENT'(";;         programs.", 46, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";;         programs.", 46, 0), _14382, _14384)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;         programs.", 46, 0), '$COMMENT', [";;         programs.", 46, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";;         programs.", 46, 0], _18124)
   Call: (188) [apply] apply:maplist_([";;         programs.", 46, 0], _18124, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";;         programs.", _20004)
   Call: (190) [system] var(";;         programs.")
   Call: (190) [system] atom(";;         programs.")
   Call: (190) [system] ";;         programs."==true
   Call: (190) [system] ";;         programs."==false
   Call: (190) [system] ";;         programs."==[_24646, _24652]
   Call: (190) [system] is_list(";;         programs.")
   Call: (190) [system] string(";;         programs.")
   Exit: (190) [system] string(";;         programs.")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";;         programs.")
^  Call: (190) [user] symbol(";;         programs.")
   Call: (191) [system] atom(";;         programs.")
   Fail: (191) [system] atom(";;         programs.")
^  Fail: (190) [user] symbol(";;         programs.")
   Call: (190) [system] ";;         programs."=_20004
   Exit: (190) [system] ";;         programs."=";;         programs."
^  Exit: (189) [user] mfix_vars1(";;         programs.", ";;         programs.")
   Call: (189) [apply] apply:maplist_([46, 0], _20006, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(46, _38526)
   Call: (191) [system] var(46)
   Call: (191) [system] atom(46)
   Call: (191) [system] 46==true
   Call: (191) [system] 46==false
   Call: (191) [system] 46==[_43168, _43174]
   Call: (191) [system] is_list(46)
   Call: (191) [system] string(46)
   Call: (191) [system] compound(46)
^  Call: (191) [user] symbol(46)
   Call: (192) [system] atom(46)
   Fail: (192) [system] atom(46)
^  Fail: (191) [user] symbol(46)
   Call: (191) [system] 46=_38526
   Exit: (191) [system] 46=46
^  Exit: (190) [user] mfix_vars1(46, 46)
   Call: (190) [apply] apply:maplist_([0], _38528, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _54292)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_58934, _58940]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_54292
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _54294, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([46, 0], [46, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";;         programs.", 46, 0], [";;         programs.", 46, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";;         programs.", 46, 0], [";;         programs.", 46, 0])
   Call: (187) [system] compound_name_arguments(_3364, '$COMMENT', [";;         programs.", 46, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;         programs.", 46, 0), '$COMMENT', [";;         programs.", 46, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0)))
   Call: (184) [system] '$COMMENT'(";;         programs.", 46, 0)\=@='$COMMENT'(";;         programs.", 46, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;         programs.", 46, 0), _83110))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";;         programs.", 46, 0), _83110))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";;         programs.", 46, 0), _83110)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";;         programs.", 46, 0), _85910))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";;         programs.", 46, 0), _85910)
^  Call: (186) [user] cons_to_c('$COMMENT'(";;         programs.", 46, 0), _85910)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0)))
   Call: (184) [system] '$COMMENT'(";;         programs.", 46, 0)\=@='$COMMENT'(";;         programs.", 46, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;         programs.", 46, 0), _3328))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";;         programs.", 46, 0), _3328))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";;         programs.", 46, 0), _3328)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";;         programs.", 46, 0), _99868))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";;         programs.", 46, 0), _99868)
^  Call: (186) [user] cons_to_l('$COMMENT'(";;         programs.", 46, 0), _99868)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0)))
   Call: (184) [system] '$COMMENT'(";;         programs.", 46, 0)\=@='$COMMENT'(";;         programs.", 46, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0)))
   Call: (178) [system] '$COMMENT'(";;         programs.", 46, 0)\=@='$COMMENT'(";;         programs.", 46, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;         programs.", 46, 0), '$COMMENT'(";;         programs.", 46, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;         programs.", 46, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;         programs.", 46, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;         programs.", 46, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;         programs.", 46, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;         programs.", 46, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;         programs.", 46, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;         programs.", 46, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;         programs.", 46, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;         programs.", 46, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";;         programs.", 46, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";;         programs.", 46, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";;         programs.", 46, 0)))
   Call: (169) [system] '$COMMENT'(";;         programs.", 46, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;         programs.", 46, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;         programs.", 46, 0)), 96]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;         programs.", 46, 0), me_synthesize_1726263785_9357412, 96)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;         programs.", 46, 0)), 96]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263795.3517373)
   Call: (173) [system] arg(1, t(1726263795.049033), _3148)
   Exit: (173) [system] arg(1, t(1726263795.049033), 1726263795.049033)
   Call: (173) [system] _3158 is 1726263795.3517373-1726263795.049033
   Exit: (173) [system] 0.3027043342590332 is 1726263795.3517373-1726263795.049033
   Call: (173) [system] 0.3027043342590332>4
   Fail: (173) [system] 0.3027043342590332>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;         programs.", 46, 0)), 96]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 12)
   Call: (175) [system] atom(12+1)
   Call: (175) [system] set_flag(translated_forms, 13)
   Exit: (175) [system] set_flag(translated_forms, 13)
   Exit: (174) [$syspreds] update_flag(translated_forms, 12, 12+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 12, 12+1))
   Exit: (171) [$syspreds] flag(translated_forms, 12, 12+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;         programs.", 46, 0), me_synthesize_1726263785_9357412, 96)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;         programs."])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;         programs."])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;         programs.", 46, 0), me_synthesize_1726263785_9357412, 96)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;         programs.", 46, 0)), 96]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 12, 12+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;         programs.", 46, 0), me_synthesize_1726263785_9357412, 96)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 97)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 97))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 97))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _174652)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _182074)
   Exit: (175) [system] peek_char((0x55798e5fad60), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _190412)
   Exit: (177) [system] peek_char((0x55798e5fad60), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _193198=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _195066, _195068, _195070, _195072), read_sexpr((0x55798e5fad60), _195084), assertz(metta_file_comment(_195066, _195068, _195070, _195084, _195072))))
^  Call: (179) [user] read_position((0x55798e5fad60), _195066, _195068, _195070, _195072)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_195072))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_195072))
   Exit: (181) [system] nonvar(position(_195072))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(4107, 98, 0, 4107)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4107, 98, 0, 4107), _195066)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _205324)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4107, 98, 0, 4107), _195066)
   Exit: (181) [system] arg(2, '$stream_position'(4107, 98, 0, 4107), 98)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4107, 98, 0, 4107), 98)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4107, 98, 0, 4107), _195068)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _212758)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4107, 98, 0, 4107), _195068)
   Exit: (181) [system] arg(3, '$stream_position'(4107, 98, 0, 4107), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4107, 98, 0, 4107), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4107, 98, 0, 4107), _195070)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _220192)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4107, 98, 0, 4107), _195070)
   Exit: (181) [system] arg(1, '$stream_position'(4107, 98, 0, 4107), 4107)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4107, 98, 0, 4107), 4107)
^  Exit: (179) [user] read_position((0x55798e5fad60), 98, 0, 4107, '$stream_position'(4107, 98, 0, 4107))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _195084)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _195084)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _230418)
   Exit: (182) [system] peek_char((0x55798e5fad60), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _244572)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _195084)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _250142)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _264296)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _269866)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _271724)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _285878)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _269866)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _303520)
   Call: (185) [system] peek_char((0x55798e5fad60), _304454)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _303520=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _269866)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_313764, _313766), once(user:catch(read_from_chars([=], _269866), _313740, fail)), '$restore_trace'(_313764, _313766))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_313764, _313766))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _313740, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _321264)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _323122)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _330860)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _333564)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _348642)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _354212)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _356070)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _370224)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _354212)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _375794)
   Exit: (186) [system] peek_char((0x55798e5fad60), k)
   Call: (186) [system] k=(;)
   Fail: (186) [system] k=(;)
^  Call: (186) [user] is_like_space(k)
   Call: (187) [system] char_type(k, 'white')
   Fail: (187) [system] char_type(k, 'white')
   Call: (187) [system] char_type(k, end_of_line)
   Fail: (187) [system] char_type(k, end_of_line)
   Call: (187) [system] char_type(k, space)
   Fail: (187) [system] char_type(k, space)
   Call: (187) [system] char_type(k, cntrl)
   Fail: (187) [system] char_type(k, cntrl)
^  Fail: (186) [user] is_like_space(k)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _389948)
   Exit: (185) [system] peek_char((0x55798e5fad60), k)
   Call: (185) [system] k=')'
   Fail: (185) [system] k=')'
   Call: (185) [system] k=end_of_file
   Fail: (185) [system] k=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _395518)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _397376)
   Exit: (187) [system] peek_char((0x55798e5fad60), k)
   Call: (187) [system] k=(;)
   Fail: (187) [system] k=(;)
^  Call: (187) [user] is_like_space(k)
   Call: (188) [system] char_type(k, 'white')
   Fail: (188) [system] char_type(k, 'white')
   Call: (188) [system] char_type(k, end_of_line)
   Fail: (188) [system] char_type(k, end_of_line)
   Call: (188) [system] char_type(k, space)
   Fail: (188) [system] char_type(k, space)
   Call: (188) [system] char_type(k, cntrl)
   Fail: (188) [system] char_type(k, cntrl)
^  Fail: (187) [user] is_like_space(k)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _411530)
   Exit: (186) [system] get_char((0x55798e5fad60), k)
   Call: (186) [system] k='('
   Fail: (186) [system] k='('
   Call: (186) [system] k='['
   Fail: (186) [system] k='['
   Call: (186) [system] k='{'
   Fail: (186) [system] k='{'
   Call: (186) [system] k='"'
   Fail: (186) [system] k='"'
   Call: (186) [system] k=!
   Fail: (186) [system] k=!
   Call: (186) [system] k='\''
   Fail: (186) [system] k='\''
   Call: (186) [system] k='`'
   Fail: (186) [system] k='`'
   Call: (186) [system] k=end_of_file
   Fail: (186) [system] k=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), k, _395518)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _429172)
   Call: (188) [system] peek_char((0x55798e5fad60), _430106)
   Exit: (188) [system] peek_char((0x55798e5fad60), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_434826, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_435758, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55798e5fad60), b)
   Exit: (188) [system] get_char((0x55798e5fad60), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _443108)
   Call: (189) [system] peek_char((0x55798e5fad60), _444042)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_448762, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _443108=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (188) [system] _429172=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (187) [user] classify_and_convert_charseq(k, [b], _395518)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_458018, _458020), once(user:catch(read_from_chars([k, b], _395518), _457994, fail)), '$restore_trace'(_458018, _458020))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_458018, _458020))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _457994, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(kb)
   Exit: (188) [system] atomic(kb)
^  Exit: (187) [user] classify_and_convert_charseq(k, [b], kb)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), k, kb)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), kb)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _465518)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _467376)
   Exit: (187) [system] peek_char((0x55798e5fad60), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _481530)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55798e5fad60), _485320)
   Exit: (186) [system] get_char((0x55798e5fad60), ')')
   Call: (186) [system] _465518=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [])
   Call: (185) [system] _354212=[kb]
   Exit: (185) [system] [kb]=[kb]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [kb])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [kb])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _493614)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _495472)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55798e5fad60), _503210)
   Exit: (185) [system] get_char((0x55798e5fad60), ' ')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _505914)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _520992)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _526562)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _528420)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _542574)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _526562)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _548144)
   Exit: (187) [system] peek_char((0x55798e5fad60), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _562298)
   Exit: (186) [system] peek_char((0x55798e5fad60), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _567868)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _569726)
   Exit: (188) [system] peek_char((0x55798e5fad60), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _583880)
   Exit: (187) [system] get_char((0x55798e5fad60), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), :, _567868)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _601522)
   Call: (189) [system] peek_char((0x55798e5fad60), _602456)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _601522=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (188) [user] classify_and_convert_charseq(:, [], _567868)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_611766, _611768), once(user:catch(read_from_chars([:], _567868), _611742, fail)), '$restore_trace'(_611766, _611768))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_611766, _611768))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _611742, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(:)
   Exit: (189) [system] atomic(:)
^  Exit: (188) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _619266)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _621124)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _628862)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _631566)
   Exit: (189) [system] peek_char((0x55798e5fad60), a)
   Call: (189) [system] a=(;)
   Fail: (189) [system] a=(;)
^  Call: (189) [user] is_like_space(a)
   Call: (190) [system] char_type(a, 'white')
   Fail: (190) [system] char_type(a, 'white')
   Call: (190) [system] char_type(a, end_of_line)
   Fail: (190) [system] char_type(a, end_of_line)
   Call: (190) [system] char_type(a, space)
   Fail: (190) [system] char_type(a, space)
   Call: (190) [system] char_type(a, cntrl)
   Fail: (190) [system] char_type(a, cntrl)
^  Fail: (189) [user] is_like_space(a)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _646644)
   Exit: (187) [system] peek_char((0x55798e5fad60), a)
   Call: (187) [system] a=')'
   Fail: (187) [system] a=')'
   Call: (187) [system] a=end_of_file
   Fail: (187) [system] a=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _652214)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _654072)
   Exit: (189) [system] peek_char((0x55798e5fad60), a)
   Call: (189) [system] a=(;)
   Fail: (189) [system] a=(;)
^  Call: (189) [user] is_like_space(a)
   Call: (190) [system] char_type(a, 'white')
   Fail: (190) [system] char_type(a, 'white')
   Call: (190) [system] char_type(a, end_of_line)
   Fail: (190) [system] char_type(a, end_of_line)
   Call: (190) [system] char_type(a, space)
   Fail: (190) [system] char_type(a, space)
   Call: (190) [system] char_type(a, cntrl)
   Fail: (190) [system] char_type(a, cntrl)
^  Fail: (189) [user] is_like_space(a)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _668226)
   Exit: (188) [system] get_char((0x55798e5fad60), a)
   Call: (188) [system] a='('
   Fail: (188) [system] a='('
   Call: (188) [system] a='['
   Fail: (188) [system] a='['
   Call: (188) [system] a='{'
   Fail: (188) [system] a='{'
   Call: (188) [system] a='"'
   Fail: (188) [system] a='"'
   Call: (188) [system] a=!
   Fail: (188) [system] a=!
   Call: (188) [system] a='\''
   Fail: (188) [system] a='\''
   Call: (188) [system] a='`'
   Fail: (188) [system] a='`'
   Call: (188) [system] a=end_of_file
   Fail: (188) [system] a=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), a, _652214)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _685868)
   Call: (190) [system] peek_char((0x55798e5fad60), _686802)
   Exit: (190) [system] peek_char((0x55798e5fad60), b)
^  Call: (190) [user] is_delimiter(b)
   Call: (191) [system] char_type(b, space)
   Fail: (191) [system] char_type(b, space)
   Call: (191) [system] arg(_691522, v('(', ')', end_of_file), b)
   Fail: (191) [system] arg(_692454, v('(', ')', end_of_file), b)
^  Fail: (190) [user] is_delimiter(b)
   Call: (190) [system] ')'==b
   Fail: (190) [system] ')'==b
   Call: (190) [system] get_char((0x55798e5fad60), b)
   Exit: (190) [system] get_char((0x55798e5fad60), b)
   Call: (190) [system] b=(\)
   Fail: (190) [system] b=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _699804)
   Call: (191) [system] peek_char((0x55798e5fad60), _700738)
   Exit: (191) [system] peek_char((0x55798e5fad60), c)
^  Call: (191) [user] is_delimiter(c)
   Call: (192) [system] char_type(c, space)
   Fail: (192) [system] char_type(c, space)
   Call: (192) [system] arg(_705458, v('(', ')', end_of_file), c)
   Fail: (192) [system] arg(_706390, v('(', ')', end_of_file), c)
^  Fail: (191) [user] is_delimiter(c)
   Call: (191) [system] ')'==c
   Fail: (191) [system] ')'==c
   Call: (191) [system] get_char((0x55798e5fad60), c)
   Exit: (191) [system] get_char((0x55798e5fad60), c)
   Call: (191) [system] c=(\)
   Fail: (191) [system] c=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _713740)
   Call: (192) [system] peek_char((0x55798e5fad60), _714674)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _713740=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (191) [system] _699804=[c]
   Exit: (191) [system] [c]=[c]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (190) [system] _685868=[b, c]
   Exit: (190) [system] [b, c]=[b, c]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (189) [user] classify_and_convert_charseq(a, [b, c], _652214)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_729572, _729574), once(user:catch(read_from_chars([a, b, c], _652214), _729548, fail)), '$restore_trace'(_729572, _729574))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_729572, _729574))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _729548, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(abc)
   Exit: (190) [system] atomic(abc)
^  Exit: (189) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _737072)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _738930)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _746668)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _749372)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _764450)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _770020)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _771878)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _786032)
   Exit: (189) [system] get_char((0x55798e5fad60), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _770020)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _791602)
   Exit: (191) [system] peek_char((0x55798e5fad60), 'I')
   Call: (191) [system] 'I'=(;)
   Fail: (191) [system] 'I'=(;)
^  Call: (191) [user] is_like_space('I')
   Call: (192) [system] char_type('I', 'white')
   Fail: (192) [system] char_type('I', 'white')
   Call: (192) [system] char_type('I', end_of_line)
   Fail: (192) [system] char_type('I', end_of_line)
   Call: (192) [system] char_type('I', space)
   Fail: (192) [system] char_type('I', space)
   Call: (192) [system] char_type('I', cntrl)
   Fail: (192) [system] char_type('I', cntrl)
^  Fail: (191) [user] is_like_space('I')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _805756)
   Exit: (190) [system] peek_char((0x55798e5fad60), 'I')
   Call: (190) [system] 'I'=')'
   Fail: (190) [system] 'I'=')'
   Call: (190) [system] 'I'=end_of_file
   Fail: (190) [system] 'I'=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _811326)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _813184)
   Exit: (192) [system] peek_char((0x55798e5fad60), 'I')
   Call: (192) [system] 'I'=(;)
   Fail: (192) [system] 'I'=(;)
^  Call: (192) [user] is_like_space('I')
   Call: (193) [system] char_type('I', 'white')
   Fail: (193) [system] char_type('I', 'white')
   Call: (193) [system] char_type('I', end_of_line)
   Fail: (193) [system] char_type('I', end_of_line)
   Call: (193) [system] char_type('I', space)
   Fail: (193) [system] char_type('I', space)
   Call: (193) [system] char_type('I', cntrl)
   Fail: (193) [system] char_type('I', cntrl)
^  Fail: (192) [user] is_like_space('I')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _827338)
   Exit: (191) [system] get_char((0x55798e5fad60), 'I')
   Call: (191) [system] 'I'='('
   Fail: (191) [system] 'I'='('
   Call: (191) [system] 'I'='['
   Fail: (191) [system] 'I'='['
   Call: (191) [system] 'I'='{'
   Fail: (191) [system] 'I'='{'
   Call: (191) [system] 'I'='"'
   Fail: (191) [system] 'I'='"'
   Call: (191) [system] 'I'=!
   Fail: (191) [system] 'I'=!
   Call: (191) [system] 'I'='\''
   Fail: (191) [system] 'I'='\''
   Call: (191) [system] 'I'='`'
   Fail: (191) [system] 'I'='`'
   Call: (191) [system] 'I'=end_of_file
   Fail: (191) [system] 'I'=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55798e5fad60), 'I', _811326)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _844980)
   Call: (193) [system] peek_char((0x55798e5fad60), _845914)
   Exit: (193) [system] peek_char((0x55798e5fad60), m)
^  Call: (193) [user] is_delimiter(m)
   Call: (194) [system] char_type(m, space)
   Fail: (194) [system] char_type(m, space)
   Call: (194) [system] arg(_850634, v('(', ')', end_of_file), m)
   Fail: (194) [system] arg(_851566, v('(', ')', end_of_file), m)
^  Fail: (193) [user] is_delimiter(m)
   Call: (193) [system] ')'==m
   Fail: (193) [system] ')'==m
   Call: (193) [system] get_char((0x55798e5fad60), m)
   Exit: (193) [system] get_char((0x55798e5fad60), m)
   Call: (193) [system] m=(\)
   Fail: (193) [system] m=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _858916)
   Call: (194) [system] peek_char((0x55798e5fad60), _859850)
   Exit: (194) [system] peek_char((0x55798e5fad60), p)
^  Call: (194) [user] is_delimiter(p)
   Call: (195) [system] char_type(p, space)
   Fail: (195) [system] char_type(p, space)
   Call: (195) [system] arg(_864570, v('(', ')', end_of_file), p)
   Fail: (195) [system] arg(_865502, v('(', ')', end_of_file), p)
^  Fail: (194) [user] is_delimiter(p)
   Call: (194) [system] ')'==p
   Fail: (194) [system] ')'==p
   Call: (194) [system] get_char((0x55798e5fad60), p)
   Exit: (194) [system] get_char((0x55798e5fad60), p)
   Call: (194) [system] p=(\)
   Fail: (194) [system] p=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _872852)
   Call: (195) [system] peek_char((0x55798e5fad60), _873786)
   Exit: (195) [system] peek_char((0x55798e5fad60), l)
^  Call: (195) [user] is_delimiter(l)
   Call: (196) [system] char_type(l, space)
   Fail: (196) [system] char_type(l, space)
   Call: (196) [system] arg(_878506, v('(', ')', end_of_file), l)
   Fail: (196) [system] arg(_879438, v('(', ')', end_of_file), l)
^  Fail: (195) [user] is_delimiter(l)
   Call: (195) [system] ')'==l
   Fail: (195) [system] ')'==l
   Call: (195) [system] get_char((0x55798e5fad60), l)
   Exit: (195) [system] get_char((0x55798e5fad60), l)
   Call: (195) [system] l=(\)
   Fail: (195) [system] l=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _886788)
   Call: (196) [system] peek_char((0x55798e5fad60), _887722)
   Exit: (196) [system] peek_char((0x55798e5fad60), i)
^  Call: (196) [user] is_delimiter(i)
   Call: (197) [system] char_type(i, space)
   Fail: (197) [system] char_type(i, space)
   Call: (197) [system] arg(_892442, v('(', ')', end_of_file), i)
   Fail: (197) [system] arg(_893374, v('(', ')', end_of_file), i)
^  Fail: (196) [user] is_delimiter(i)
   Call: (196) [system] ')'==i
   Fail: (196) [system] ')'==i
   Call: (196) [system] get_char((0x55798e5fad60), i)
   Exit: (196) [system] get_char((0x55798e5fad60), i)
   Call: (196) [system] i=(\)
   Fail: (196) [system] i=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _900724)
   Call: (197) [system] peek_char((0x55798e5fad60), _901658)
   Exit: (197) [system] peek_char((0x55798e5fad60), c)
^  Call: (197) [user] is_delimiter(c)
   Call: (198) [system] char_type(c, space)
   Fail: (198) [system] char_type(c, space)
   Call: (198) [system] arg(_906378, v('(', ')', end_of_file), c)
   Fail: (198) [system] arg(_907310, v('(', ')', end_of_file), c)
^  Fail: (197) [user] is_delimiter(c)
   Call: (197) [system] ')'==c
   Fail: (197) [system] ')'==c
   Call: (197) [system] get_char((0x55798e5fad60), c)
   Exit: (197) [system] get_char((0x55798e5fad60), c)
   Call: (197) [system] c=(\)
   Fail: (197) [system] c=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _914660)
   Call: (198) [system] peek_char((0x55798e5fad60), _915594)
   Exit: (198) [system] peek_char((0x55798e5fad60), a)
^  Call: (198) [user] is_delimiter(a)
   Call: (199) [system] char_type(a, space)
   Fail: (199) [system] char_type(a, space)
   Call: (199) [system] arg(_920314, v('(', ')', end_of_file), a)
   Fail: (199) [system] arg(_921246, v('(', ')', end_of_file), a)
^  Fail: (198) [user] is_delimiter(a)
   Call: (198) [system] ')'==a
   Fail: (198) [system] ')'==a
   Call: (198) [system] get_char((0x55798e5fad60), a)
   Exit: (198) [system] get_char((0x55798e5fad60), a)
   Call: (198) [system] a=(\)
   Fail: (198) [system] a=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _928596)
   Call: (199) [system] peek_char((0x55798e5fad60), _929530)
   Exit: (199) [system] peek_char((0x55798e5fad60), t)
^  Call: (199) [user] is_delimiter(t)
   Call: (200) [system] char_type(t, space)
   Fail: (200) [system] char_type(t, space)
   Call: (200) [system] arg(_934250, v('(', ')', end_of_file), t)
   Fail: (200) [system] arg(_935182, v('(', ')', end_of_file), t)
^  Fail: (199) [user] is_delimiter(t)
   Call: (199) [system] ')'==t
   Fail: (199) [system] ')'==t
   Call: (199) [system] get_char((0x55798e5fad60), t)
   Exit: (199) [system] get_char((0x55798e5fad60), t)
   Call: (199) [system] t=(\)
   Fail: (199) [system] t=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _942532)
   Call: (200) [system] peek_char((0x55798e5fad60), _943466)
   Exit: (200) [system] peek_char((0x55798e5fad60), i)
^  Call: (200) [user] is_delimiter(i)
   Call: (201) [system] char_type(i, space)
   Fail: (201) [system] char_type(i, space)
   Call: (201) [system] arg(_948186, v('(', ')', end_of_file), i)
   Fail: (201) [system] arg(_949118, v('(', ')', end_of_file), i)
^  Fail: (200) [user] is_delimiter(i)
   Call: (200) [system] ')'==i
   Fail: (200) [system] ')'==i
   Call: (200) [system] get_char((0x55798e5fad60), i)
   Exit: (200) [system] get_char((0x55798e5fad60), i)
   Call: (200) [system] i=(\)
   Fail: (200) [system] i=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _956468)
   Call: (201) [system] peek_char((0x55798e5fad60), _957402)
   Exit: (201) [system] peek_char((0x55798e5fad60), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_962122, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_963054, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55798e5fad60), o)
   Exit: (201) [system] get_char((0x55798e5fad60), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _970404)
   Call: (202) [system] peek_char((0x55798e5fad60), _971338)
   Exit: (202) [system] peek_char((0x55798e5fad60), n)
^  Call: (202) [user] is_delimiter(n)
   Call: (203) [system] char_type(n, space)
   Fail: (203) [system] char_type(n, space)
   Call: (203) [system] arg(_976058, v('(', ')', end_of_file), n)
   Fail: (203) [system] arg(_976990, v('(', ')', end_of_file), n)
^  Fail: (202) [user] is_delimiter(n)
   Call: (202) [system] ')'==n
   Fail: (202) [system] ')'==n
   Call: (202) [system] get_char((0x55798e5fad60), n)
   Exit: (202) [system] get_char((0x55798e5fad60), n)
   Call: (202) [system] n=(\)
   Fail: (202) [system] n=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _984340)
   Call: (203) [system] peek_char((0x55798e5fad60), _985274)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _984340=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (202) [system] _970404=[n]
   Exit: (202) [system] [n]=[n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (201) [system] _956468=[o, n]
   Exit: (201) [system] [o, n]=[o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (200) [system] _942532=[i, o, n]
   Exit: (200) [system] [i, o, n]=[i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (199) [system] _928596=[t, i, o, n]
   Exit: (199) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (198) [system] _914660=[a, t, i, o, n]
   Exit: (198) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (197) [system] _900724=[c, a, t, i, o, n]
   Exit: (197) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (196) [system] _886788=[i, c, a, t, i, o, n]
   Exit: (196) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (195) [system] _872852=[l, i, c, a, t, i, o, n]
   Exit: (195) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (194) [system] _858916=[p, l, i, c, a, t, i, o, n]
   Exit: (194) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (193) [system] _844980=[m, p, l, i, c, a, t, i, o, n]
   Exit: (193) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (192) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _811326)
^  Call: (194) [system] setup_call_cleanup('$notrace'(_1022524, _1022526), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _811326), _1022500, fail)), '$restore_trace'(_1022524, _1022526))
^  Call: (195) [system] sig_atomic(system:'$notrace'(_1022524, _1022526))
^  Exit: (194) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _811326), _1022500, fail)), system:'$restore_trace'(3, -1))
   Call: (193) [system] atomic(_811326)
   Fail: (193) [system] atomic(_811326)
   Call: (193) [system] atom_chars(_811326, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (193) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (192) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (191) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _1031900)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1033758)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _1041496)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1044200)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1059278)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _1064848)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1066706)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _1080860)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1064848)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1086430)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'A')
   Call: (194) [system] 'A'=(;)
   Fail: (194) [system] 'A'=(;)
^  Call: (194) [user] is_like_space('A')
   Call: (195) [system] char_type('A', 'white')
   Fail: (195) [system] char_type('A', 'white')
   Call: (195) [system] char_type('A', end_of_line)
   Fail: (195) [system] char_type('A', end_of_line)
   Call: (195) [system] char_type('A', space)
   Fail: (195) [system] char_type('A', space)
   Call: (195) [system] char_type('A', cntrl)
   Fail: (195) [system] char_type('A', cntrl)
^  Fail: (194) [user] is_like_space('A')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1100584)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'A')
   Call: (193) [system] 'A'=')'
   Fail: (193) [system] 'A'=')'
   Call: (193) [system] 'A'=end_of_file
   Fail: (193) [system] 'A'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1106154)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1108012)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'A')
   Call: (195) [system] 'A'=(;)
   Fail: (195) [system] 'A'=(;)
^  Call: (195) [user] is_like_space('A')
   Call: (196) [system] char_type('A', 'white')
   Fail: (196) [system] char_type('A', 'white')
   Call: (196) [system] char_type('A', end_of_line)
   Fail: (196) [system] char_type('A', end_of_line)
   Call: (196) [system] char_type('A', space)
   Fail: (196) [system] char_type('A', space)
   Call: (196) [system] char_type('A', cntrl)
   Fail: (196) [system] char_type('A', cntrl)
^  Fail: (195) [user] is_like_space('A')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1122166)
   Exit: (194) [system] get_char((0x55798e5fad60), 'A')
   Call: (194) [system] 'A'='('
   Fail: (194) [system] 'A'='('
   Call: (194) [system] 'A'='['
   Fail: (194) [system] 'A'='['
   Call: (194) [system] 'A'='{'
   Fail: (194) [system] 'A'='{'
   Call: (194) [system] 'A'='"'
   Fail: (194) [system] 'A'='"'
   Call: (194) [system] 'A'=!
   Fail: (194) [system] 'A'=!
   Call: (194) [system] 'A'='\''
   Fail: (194) [system] 'A'='\''
   Call: (194) [system] 'A'='`'
   Fail: (194) [system] 'A'='`'
   Call: (194) [system] 'A'=end_of_file
   Fail: (194) [system] 'A'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1106154)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1139808)
   Call: (196) [system] peek_char((0x55798e5fad60), _1140742)
   Exit: (196) [system] peek_char((0x55798e5fad60), n)
^  Call: (196) [user] is_delimiter(n)
   Call: (197) [system] char_type(n, space)
   Fail: (197) [system] char_type(n, space)
   Call: (197) [system] arg(_1145462, v('(', ')', end_of_file), n)
   Fail: (197) [system] arg(_1146394, v('(', ')', end_of_file), n)
^  Fail: (196) [user] is_delimiter(n)
   Call: (196) [system] ')'==n
   Fail: (196) [system] ')'==n
   Call: (196) [system] get_char((0x55798e5fad60), n)
   Exit: (196) [system] get_char((0x55798e5fad60), n)
   Call: (196) [system] n=(\)
   Fail: (196) [system] n=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1153744)
   Call: (197) [system] peek_char((0x55798e5fad60), _1154678)
   Exit: (197) [system] peek_char((0x55798e5fad60), d)
^  Call: (197) [user] is_delimiter(d)
   Call: (198) [system] char_type(d, space)
   Fail: (198) [system] char_type(d, space)
   Call: (198) [system] arg(_1159398, v('(', ')', end_of_file), d)
   Fail: (198) [system] arg(_1160330, v('(', ')', end_of_file), d)
^  Fail: (197) [user] is_delimiter(d)
   Call: (197) [system] ')'==d
   Fail: (197) [system] ')'==d
   Call: (197) [system] get_char((0x55798e5fad60), d)
   Exit: (197) [system] get_char((0x55798e5fad60), d)
   Call: (197) [system] d=(\)
   Fail: (197) [system] d=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1167680)
   Call: (198) [system] peek_char((0x55798e5fad60), _1168614)
   Exit: (198) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (198) [user] is_delimiter('L')
   Call: (199) [system] char_type('L', space)
   Fail: (199) [system] char_type('L', space)
   Call: (199) [system] arg(_1173334, v('(', ')', end_of_file), 'L')
   Fail: (199) [system] arg(_1174266, v('(', ')', end_of_file), 'L')
^  Fail: (198) [user] is_delimiter('L')
   Call: (198) [system] ')'=='L'
   Fail: (198) [system] ')'=='L'
   Call: (198) [system] get_char((0x55798e5fad60), 'L')
   Exit: (198) [system] get_char((0x55798e5fad60), 'L')
   Call: (198) [system] 'L'=(\)
   Fail: (198) [system] 'L'=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1181616)
   Call: (199) [system] peek_char((0x55798e5fad60), _1182550)
   Exit: (199) [system] peek_char((0x55798e5fad60), i)
^  Call: (199) [user] is_delimiter(i)
   Call: (200) [system] char_type(i, space)
   Fail: (200) [system] char_type(i, space)
   Call: (200) [system] arg(_1187270, v('(', ')', end_of_file), i)
   Fail: (200) [system] arg(_1188202, v('(', ')', end_of_file), i)
^  Fail: (199) [user] is_delimiter(i)
   Call: (199) [system] ')'==i
   Fail: (199) [system] ')'==i
   Call: (199) [system] get_char((0x55798e5fad60), i)
   Exit: (199) [system] get_char((0x55798e5fad60), i)
   Call: (199) [system] i=(\)
   Fail: (199) [system] i=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1195552)
   Call: (200) [system] peek_char((0x55798e5fad60), _1196486)
   Exit: (200) [system] peek_char((0x55798e5fad60), n)
^  Call: (200) [user] is_delimiter(n)
   Call: (201) [system] char_type(n, space)
   Fail: (201) [system] char_type(n, space)
   Call: (201) [system] arg(_1201206, v('(', ')', end_of_file), n)
   Fail: (201) [system] arg(_1202138, v('(', ')', end_of_file), n)
^  Fail: (200) [user] is_delimiter(n)
   Call: (200) [system] ')'==n
   Fail: (200) [system] ')'==n
   Call: (200) [system] get_char((0x55798e5fad60), n)
   Exit: (200) [system] get_char((0x55798e5fad60), n)
   Call: (200) [system] n=(\)
   Fail: (200) [system] n=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1209488)
   Call: (201) [system] peek_char((0x55798e5fad60), _1210422)
   Exit: (201) [system] peek_char((0x55798e5fad60), k)
^  Call: (201) [user] is_delimiter(k)
   Call: (202) [system] char_type(k, space)
   Fail: (202) [system] char_type(k, space)
   Call: (202) [system] arg(_1215142, v('(', ')', end_of_file), k)
   Fail: (202) [system] arg(_1216074, v('(', ')', end_of_file), k)
^  Fail: (201) [user] is_delimiter(k)
   Call: (201) [system] ')'==k
   Fail: (201) [system] ')'==k
   Call: (201) [system] get_char((0x55798e5fad60), k)
   Exit: (201) [system] get_char((0x55798e5fad60), k)
   Call: (201) [system] k=(\)
   Fail: (201) [system] k=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1223424)
   Call: (202) [system] peek_char((0x55798e5fad60), _1224358)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _1223424=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (201) [system] _1209488=[k]
   Exit: (201) [system] [k]=[k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (200) [system] _1195552=[n, k]
   Exit: (200) [system] [n, k]=[n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (199) [system] _1181616=[i, n, k]
   Exit: (199) [system] [i, n, k]=[i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (198) [system] _1167680=['L', i, n, k]
   Exit: (198) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (197) [system] _1153744=[d, 'L', i, n, k]
   Exit: (197) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (196) [system] _1139808=[n, d, 'L', i, n, k]
   Exit: (196) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (195) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1106154)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_1250432, _1250434), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1106154), _1250408, fail)), '$restore_trace'(_1250432, _1250434))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_1250432, _1250434))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1106154), _1250408, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(_1106154)
   Fail: (196) [system] atomic(_1106154)
   Call: (196) [system] atom_chars(_1106154, ['A', n, d, 'L', i, n, k])
   Exit: (196) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (195) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1259808)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1261666)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1269404)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1272108)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'A')
   Call: (196) [system] 'A'=(;)
   Fail: (196) [system] 'A'=(;)
^  Call: (196) [user] is_like_space('A')
   Call: (197) [system] char_type('A', 'white')
   Fail: (197) [system] char_type('A', 'white')
   Call: (197) [system] char_type('A', end_of_line)
   Fail: (197) [system] char_type('A', end_of_line)
   Call: (197) [system] char_type('A', space)
   Fail: (197) [system] char_type('A', space)
   Call: (197) [system] char_type('A', cntrl)
   Fail: (197) [system] char_type('A', cntrl)
^  Fail: (196) [user] is_like_space('A')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1287186)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'A')
   Call: (194) [system] 'A'=')'
   Fail: (194) [system] 'A'=')'
   Call: (194) [system] 'A'=end_of_file
   Fail: (194) [system] 'A'=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1292756)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1294614)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'A')
   Call: (196) [system] 'A'=(;)
   Fail: (196) [system] 'A'=(;)
^  Call: (196) [user] is_like_space('A')
   Call: (197) [system] char_type('A', 'white')
   Fail: (197) [system] char_type('A', 'white')
   Call: (197) [system] char_type('A', end_of_line)
   Fail: (197) [system] char_type('A', end_of_line)
   Call: (197) [system] char_type('A', space)
   Fail: (197) [system] char_type('A', space)
   Call: (197) [system] char_type('A', cntrl)
   Fail: (197) [system] char_type('A', cntrl)
^  Fail: (196) [user] is_like_space('A')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1308768)
   Exit: (195) [system] get_char((0x55798e5fad60), 'A')
   Call: (195) [system] 'A'='('
   Fail: (195) [system] 'A'='('
   Call: (195) [system] 'A'='['
   Fail: (195) [system] 'A'='['
   Call: (195) [system] 'A'='{'
   Fail: (195) [system] 'A'='{'
   Call: (195) [system] 'A'='"'
   Fail: (195) [system] 'A'='"'
   Call: (195) [system] 'A'=!
   Fail: (195) [system] 'A'=!
   Call: (195) [system] 'A'='\''
   Fail: (195) [system] 'A'='\''
   Call: (195) [system] 'A'='`'
   Fail: (195) [system] 'A'='`'
   Call: (195) [system] 'A'=end_of_file
   Fail: (195) [system] 'A'=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1292756)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1326410)
   Call: (197) [system] peek_char((0x55798e5fad60), _1327344)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1326410=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (196) [user] classify_and_convert_charseq('A', [], _1292756)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1336654, _1336656), once(user:catch(read_from_chars(['A'], _1292756), _1336630, fail)), '$restore_trace'(_1336654, _1336656))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1336654, _1336656))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1292756), _1336630, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(_1292756)
   Fail: (197) [system] atomic(_1292756)
   Call: (197) [system] atom_chars(_1292756, ['A'])
   Exit: (197) [system] atom_chars('A', ['A'])
^  Exit: (196) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1346030)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1347888)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1355626)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1358330)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'B')
   Call: (197) [system] 'B'=(;)
   Fail: (197) [system] 'B'=(;)
^  Call: (197) [user] is_like_space('B')
   Call: (198) [system] char_type('B', 'white')
   Fail: (198) [system] char_type('B', 'white')
   Call: (198) [system] char_type('B', end_of_line)
   Fail: (198) [system] char_type('B', end_of_line)
   Call: (198) [system] char_type('B', space)
   Fail: (198) [system] char_type('B', space)
   Call: (198) [system] char_type('B', cntrl)
   Fail: (198) [system] char_type('B', cntrl)
^  Fail: (197) [user] is_like_space('B')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1373408)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'B')
   Call: (195) [system] 'B'=')'
   Fail: (195) [system] 'B'=')'
   Call: (195) [system] 'B'=end_of_file
   Fail: (195) [system] 'B'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1378978)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1380836)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'B')
   Call: (197) [system] 'B'=(;)
   Fail: (197) [system] 'B'=(;)
^  Call: (197) [user] is_like_space('B')
   Call: (198) [system] char_type('B', 'white')
   Fail: (198) [system] char_type('B', 'white')
   Call: (198) [system] char_type('B', end_of_line)
   Fail: (198) [system] char_type('B', end_of_line)
   Call: (198) [system] char_type('B', space)
   Fail: (198) [system] char_type('B', space)
   Call: (198) [system] char_type('B', cntrl)
   Fail: (198) [system] char_type('B', cntrl)
^  Fail: (197) [user] is_like_space('B')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1394990)
   Exit: (196) [system] get_char((0x55798e5fad60), 'B')
   Call: (196) [system] 'B'='('
   Fail: (196) [system] 'B'='('
   Call: (196) [system] 'B'='['
   Fail: (196) [system] 'B'='['
   Call: (196) [system] 'B'='{'
   Fail: (196) [system] 'B'='{'
   Call: (196) [system] 'B'='"'
   Fail: (196) [system] 'B'='"'
   Call: (196) [system] 'B'=!
   Fail: (196) [system] 'B'=!
   Call: (196) [system] 'B'='\''
   Fail: (196) [system] 'B'='\''
   Call: (196) [system] 'B'='`'
   Fail: (196) [system] 'B'='`'
   Call: (196) [system] 'B'=end_of_file
   Fail: (196) [system] 'B'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1378978)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1412632)
   Call: (198) [system] peek_char((0x55798e5fad60), _1413566)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
^  Call: (198) [user] is_delimiter(')')
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] arg(_1418286, v('(', ')', end_of_file), ')')
   Exit: (199) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (198) [user] is_delimiter(')')
   Call: (198) [system] _1412632=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (197) [user] classify_and_convert_charseq('B', [], _1378978)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1424748, _1424750), once(user:catch(read_from_chars(['B'], _1378978), _1424724, fail)), '$restore_trace'(_1424748, _1424750))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1424748, _1424750))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1378978), _1424724, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_1378978)
   Fail: (198) [system] atomic(_1378978)
   Call: (198) [system] atom_chars(_1378978, ['B'])
   Exit: (198) [system] atom_chars('B', ['B'])
^  Exit: (197) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1434124)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1435982)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1450136)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _1453926)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _1434124=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _1346030=['B']
   Exit: (195) [system] ['B']=['B']
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (194) [system] _1259808=['A', 'B']
   Exit: (194) [system] ['A', 'B']=['A', 'B']
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (193) [system] _1064848=['AndLink', 'A', 'B']
   Exit: (193) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1467808)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1469666)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1477404)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1480108)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'C')
   Call: (194) [system] 'C'=(;)
   Fail: (194) [system] 'C'=(;)
^  Call: (194) [user] is_like_space('C')
   Call: (195) [system] char_type('C', 'white')
   Fail: (195) [system] char_type('C', 'white')
   Call: (195) [system] char_type('C', end_of_line)
   Fail: (195) [system] char_type('C', end_of_line)
   Call: (195) [system] char_type('C', space)
   Fail: (195) [system] char_type('C', space)
   Call: (195) [system] char_type('C', cntrl)
   Fail: (195) [system] char_type('C', cntrl)
^  Fail: (194) [user] is_like_space('C')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1495186)
   Exit: (192) [system] peek_char((0x55798e5fad60), 'C')
   Call: (192) [system] 'C'=')'
   Fail: (192) [system] 'C'=')'
   Call: (192) [system] 'C'=end_of_file
   Fail: (192) [system] 'C'=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1500756)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1502614)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'C')
   Call: (194) [system] 'C'=(;)
   Fail: (194) [system] 'C'=(;)
^  Call: (194) [user] is_like_space('C')
   Call: (195) [system] char_type('C', 'white')
   Fail: (195) [system] char_type('C', 'white')
   Call: (195) [system] char_type('C', end_of_line)
   Fail: (195) [system] char_type('C', end_of_line)
   Call: (195) [system] char_type('C', space)
   Fail: (195) [system] char_type('C', space)
   Call: (195) [system] char_type('C', cntrl)
   Fail: (195) [system] char_type('C', cntrl)
^  Fail: (194) [user] is_like_space('C')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1516768)
   Exit: (193) [system] get_char((0x55798e5fad60), 'C')
   Call: (193) [system] 'C'='('
   Fail: (193) [system] 'C'='('
   Call: (193) [system] 'C'='['
   Fail: (193) [system] 'C'='['
   Call: (193) [system] 'C'='{'
   Fail: (193) [system] 'C'='{'
   Call: (193) [system] 'C'='"'
   Fail: (193) [system] 'C'='"'
   Call: (193) [system] 'C'=!
   Fail: (193) [system] 'C'=!
   Call: (193) [system] 'C'='\''
   Fail: (193) [system] 'C'='\''
   Call: (193) [system] 'C'='`'
   Fail: (193) [system] 'C'='`'
   Call: (193) [system] 'C'=end_of_file
   Fail: (193) [system] 'C'=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1500756)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1534410)
   Call: (195) [system] peek_char((0x55798e5fad60), _1535344)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
^  Call: (195) [user] is_delimiter(')')
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] arg(_1540064, v('(', ')', end_of_file), ')')
   Exit: (196) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (195) [user] is_delimiter(')')
   Call: (195) [system] _1534410=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (194) [user] classify_and_convert_charseq('C', [], _1500756)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_1546526, _1546528), once(user:catch(read_from_chars(['C'], _1500756), _1546502, fail)), '$restore_trace'(_1546526, _1546528))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_1546526, _1546528))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1500756), _1546502, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(_1500756)
   Fail: (195) [system] atomic(_1500756)
   Call: (195) [system] atom_chars(_1500756, ['C'])
   Exit: (195) [system] atom_chars('C', ['C'])
^  Exit: (194) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1555902)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1557760)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1571914)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _1575704)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _1555902=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _1467808=['C']
   Exit: (192) [system] ['C']=['C']
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (191) [system] _1031900=[['AndLink', 'A', 'B'], 'C']
   Exit: (191) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (190) [system] _770020=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (190) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _1589586)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1591444)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1605598)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _1609388)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _1589586=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _737072=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (188) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (187) [system] _619266=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (187) [system] [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (186) [system] _526562=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (186) [system] [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1623270)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1625128)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1639282)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _1643072)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _1623270=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _493614=[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (184) [system] [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (183) [system] _321264=[[kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (183) [system] [[kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[[kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (182) [system] _195084=[=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (182) [system] [=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (179) [user] assertz(metta_file_comment(98, 0, 4107, [=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]], '$stream_position'(4107, 98, 0, 4107)))
^  Exit: (179) [user] assertz(metta_file_comment(98, 0, 4107, [=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]], '$stream_position'(4107, 98, 0, 4107)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 98, 0, 4107, '$stream_position'(4107, 98, 0, 4107)), read_sexpr((0x55798e5fad60), [=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]]), assertz(metta_file_comment(98, 0, 4107, [=, [kb], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]], '$stream_position'(4107, 98, 0, 4107)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1661590, _1661592, _1661594, _1661596, _1661598))
^  Exit: (177) [user] retract(metta_file_comment(47, 0, 1560, '$COMMENT'(";;", 47, 0), '$stream_position'(1560, 47, 0, 1560)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;", 47, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";;", 47, 0), _1664422))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";;", 47, 0), _1664422)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";;", 47, 0), _1664422)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";;", 47, 0), _1667238))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";;", 47, 0), _1667238))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";;", 47, 0), _1667238)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";;", 47, 0), _1670038))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";;", 47, 0), _1670038)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";;", 47, 0), _1670038)
   Call: (187) [system] var('$COMMENT'(";;", 47, 0))
   Call: (187) [system] atom('$COMMENT'(";;", 47, 0))
   Call: (187) [system] '$COMMENT'(";;", 47, 0)==true
   Call: (187) [system] '$COMMENT'(";;", 47, 0)==false
   Call: (187) [system] '$COMMENT'(";;", 47, 0)==[_1676558, _1676564]
   Call: (187) [system] is_list('$COMMENT'(";;", 47, 0))
   Call: (187) [system] string('$COMMENT'(";;", 47, 0))
   Call: (187) [system] compound('$COMMENT'(";;", 47, 0))
   Exit: (187) [system] compound('$COMMENT'(";;", 47, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";;", 47, 0), _1681192, _1681194)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;", 47, 0), '$COMMENT', [";;", 47, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";;", 47, 0], _1684934)
   Call: (188) [apply] apply:maplist_([";;", 47, 0], _1684934, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";;", _1686814)
   Call: (190) [system] var(";;")
   Call: (190) [system] atom(";;")
   Call: (190) [system] ";;"==true
   Call: (190) [system] ";;"==false
   Call: (190) [system] ";;"==[_1691456, _1691462]
   Call: (190) [system] is_list(";;")
   Call: (190) [system] string(";;")
   Exit: (190) [system] string(";;")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";;")
^  Call: (190) [user] symbol(";;")
   Call: (191) [system] atom(";;")
   Fail: (191) [system] atom(";;")
^  Fail: (190) [user] symbol(";;")
   Call: (190) [system] ";;"=_1686814
   Exit: (190) [system] ";;"=";;"
^  Exit: (189) [user] mfix_vars1(";;", ";;")
   Call: (189) [apply] apply:maplist_([47, 0], _1686816, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(47, _1705336)
   Call: (191) [system] var(47)
   Call: (191) [system] atom(47)
   Call: (191) [system] 47==true
   Call: (191) [system] 47==false
   Call: (191) [system] 47==[_1709978, _1709984]
   Call: (191) [system] is_list(47)
   Call: (191) [system] string(47)
   Call: (191) [system] compound(47)
^  Call: (191) [user] symbol(47)
   Call: (192) [system] atom(47)
   Fail: (192) [system] atom(47)
^  Fail: (191) [user] symbol(47)
   Call: (191) [system] 47=_1705336
   Exit: (191) [system] 47=47
^  Exit: (190) [user] mfix_vars1(47, 47)
   Call: (190) [apply] apply:maplist_([0], _1705338, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _1721102)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_1725744, _1725750]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_1721102
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _1721104, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([47, 0], [47, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";;", 47, 0], [";;", 47, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";;", 47, 0], [";;", 47, 0])
   Call: (187) [system] compound_name_arguments(_1670038, '$COMMENT', [";;", 47, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";;", 47, 0), '$COMMENT', [";;", 47, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0)))
   Call: (184) [system] '$COMMENT'(";;", 47, 0)\=@='$COMMENT'(";;", 47, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";;", 47, 0), _1749920))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";;", 47, 0), _1749920))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";;", 47, 0), _1749920)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";;", 47, 0), _1752720))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";;", 47, 0), _1752720)
^  Call: (186) [user] cons_to_c('$COMMENT'(";;", 47, 0), _1752720)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0)))
   Call: (184) [system] '$COMMENT'(";;", 47, 0)\=@='$COMMENT'(";;", 47, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";;", 47, 0), _1664422))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";;", 47, 0), _1664422))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";;", 47, 0), _1664422)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";;", 47, 0), _1766678))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";;", 47, 0), _1766678)
^  Call: (186) [user] cons_to_l('$COMMENT'(";;", 47, 0), _1766678)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0)))
   Call: (184) [system] '$COMMENT'(";;", 47, 0)\=@='$COMMENT'(";;", 47, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0)))
   Call: (178) [system] '$COMMENT'(";;", 47, 0)\=@='$COMMENT'(";;", 47, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";;", 47, 0), '$COMMENT'(";;", 47, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 47, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 47, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 47, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;", 47, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;", 47, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 47, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 47, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";;", 47, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";;", 47, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";;", 47, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";;", 47, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";;", 47, 0)))
   Call: (169) [system] '$COMMENT'(";;", 47, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";;", 47, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 47, 0)), 97]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;", 47, 0), me_synthesize_1726263785_9357412, 97)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 47, 0)), 97]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263795.5491736)
   Call: (173) [system] arg(1, t(1726263795.049033), _3148)
   Exit: (173) [system] arg(1, t(1726263795.049033), 1726263795.049033)
   Call: (173) [system] _3158 is 1726263795.5491736-1726263795.049033
   Exit: (173) [system] 0.5001406669616699 is 1726263795.5491736-1726263795.049033
   Call: (173) [system] 0.5001406669616699>4
   Fail: (173) [system] 0.5001406669616699>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 47, 0)), 97]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 13)
   Call: (175) [system] atom(13+1)
   Call: (175) [system] set_flag(translated_forms, 14)
   Exit: (175) [system] set_flag(translated_forms, 14)
   Exit: (174) [$syspreds] update_flag(translated_forms, 13, 13+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 13, 13+1))
   Exit: (171) [$syspreds] flag(translated_forms, 13, 13+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;", 47, 0), me_synthesize_1726263785_9357412, 97)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;"])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";;"])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;", 47, 0), me_synthesize_1726263785_9357412, 97)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";;", 47, 0)), 97]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 13, 13+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";;", 47, 0), me_synthesize_1726263785_9357412, 97)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 98)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 98))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 98))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _1841462)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _1848884)
   Exit: (175) [system] peek_char((0x55798e5fad60), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _1857222)
   Exit: (177) [system] peek_char((0x55798e5fad60), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _1860008=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _1861876, _1861878, _1861880, _1861882), read_sexpr((0x55798e5fad60), _1861894), assertz(metta_file_comment(_1861876, _1861878, _1861880, _1861894, _1861882))))
^  Call: (179) [user] read_position((0x55798e5fad60), _1861876, _1861878, _1861880, _1861882)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_1861882))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_1861882))
   Exit: (181) [system] nonvar(position(_1861882))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(4154, 99, 0, 4154)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4154, 99, 0, 4154), _1861876)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1872134)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4154, 99, 0, 4154), _1861876)
   Exit: (181) [system] arg(2, '$stream_position'(4154, 99, 0, 4154), 99)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4154, 99, 0, 4154), 99)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4154, 99, 0, 4154), _1861878)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1879568)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4154, 99, 0, 4154), _1861878)
   Exit: (181) [system] arg(3, '$stream_position'(4154, 99, 0, 4154), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4154, 99, 0, 4154), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4154, 99, 0, 4154), _1861880)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1887002)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4154, 99, 0, 4154), _1861880)
   Exit: (181) [system] arg(1, '$stream_position'(4154, 99, 0, 4154), 4154)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4154, 99, 0, 4154), 4154)
^  Exit: (179) [user] read_position((0x55798e5fad60), 99, 0, 4154, '$stream_position'(4154, 99, 0, 4154))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _1861894)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _1861894)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1897228)
   Exit: (182) [system] peek_char((0x55798e5fad60), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _1911382)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _1861894)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1916952)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1931106)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _1936676)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1938534)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _1952688)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _1936676)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _1970330)
   Call: (185) [system] peek_char((0x55798e5fad60), _1971264)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1970330=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _1936676)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_1980574, _1980576), once(user:catch(read_from_chars([=], _1936676), _1980550, fail)), '$restore_trace'(_1980574, _1980576))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_1980574, _1980576))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _1980550, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _1988074)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1989932)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _1997670)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _2000374)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _2015452)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _2021022)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _2022880)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _2037034)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _2021022)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _2042604)
   Exit: (186) [system] peek_char((0x55798e5fad60), k)
   Call: (186) [system] k=(;)
   Fail: (186) [system] k=(;)
^  Call: (186) [user] is_like_space(k)
   Call: (187) [system] char_type(k, 'white')
   Fail: (187) [system] char_type(k, 'white')
   Call: (187) [system] char_type(k, end_of_line)
   Fail: (187) [system] char_type(k, end_of_line)
   Call: (187) [system] char_type(k, space)
   Fail: (187) [system] char_type(k, space)
   Call: (187) [system] char_type(k, cntrl)
   Fail: (187) [system] char_type(k, cntrl)
^  Fail: (186) [user] is_like_space(k)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _2056758)
   Exit: (185) [system] peek_char((0x55798e5fad60), k)
   Call: (185) [system] k=')'
   Fail: (185) [system] k=')'
   Call: (185) [system] k=end_of_file
   Fail: (185) [system] k=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _2062328)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _2064186)
   Exit: (187) [system] peek_char((0x55798e5fad60), k)
   Call: (187) [system] k=(;)
   Fail: (187) [system] k=(;)
^  Call: (187) [user] is_like_space(k)
   Call: (188) [system] char_type(k, 'white')
   Fail: (188) [system] char_type(k, 'white')
   Call: (188) [system] char_type(k, end_of_line)
   Fail: (188) [system] char_type(k, end_of_line)
   Call: (188) [system] char_type(k, space)
   Fail: (188) [system] char_type(k, space)
   Call: (188) [system] char_type(k, cntrl)
   Fail: (188) [system] char_type(k, cntrl)
^  Fail: (187) [user] is_like_space(k)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _2078340)
   Exit: (186) [system] get_char((0x55798e5fad60), k)
   Call: (186) [system] k='('
   Fail: (186) [system] k='('
   Call: (186) [system] k='['
   Fail: (186) [system] k='['
   Call: (186) [system] k='{'
   Fail: (186) [system] k='{'
   Call: (186) [system] k='"'
   Fail: (186) [system] k='"'
   Call: (186) [system] k=!
   Fail: (186) [system] k=!
   Call: (186) [system] k='\''
   Fail: (186) [system] k='\''
   Call: (186) [system] k='`'
   Fail: (186) [system] k='`'
   Call: (186) [system] k=end_of_file
   Fail: (186) [system] k=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), k, _2062328)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _2095982)
   Call: (188) [system] peek_char((0x55798e5fad60), _3380)
   Exit: (188) [system] peek_char((0x55798e5fad60), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_8056, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_8988, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55798e5fad60), b)
   Exit: (188) [system] get_char((0x55798e5fad60), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _16338)
   Call: (189) [system] peek_char((0x55798e5fad60), _17272)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_21992, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _16338=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (188) [system] _3376=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (187) [user] classify_and_convert_charseq(k, [b], _3372)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_31248, _31250), once(user:catch(read_from_chars([k, b], _3372), _31224, fail)), '$restore_trace'(_31248, _31250))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_31248, _31250))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _31224, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(kb)
   Exit: (188) [system] atomic(kb)
^  Exit: (187) [user] classify_and_convert_charseq(k, [b], kb)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), k, kb)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), kb)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _38748)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _40606)
   Exit: (187) [system] peek_char((0x55798e5fad60), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _54760)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55798e5fad60), _58550)
   Exit: (186) [system] get_char((0x55798e5fad60), ')')
   Call: (186) [system] _38748=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [])
   Call: (185) [system] _3366=[kb]
   Exit: (185) [system] [kb]=[kb]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [kb])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [kb])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _66844)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _68702)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55798e5fad60), _76440)
   Exit: (185) [system] get_char((0x55798e5fad60), ' ')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _79144)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _94222)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _99792)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _101650)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _115804)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _99792)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _121374)
   Exit: (187) [system] peek_char((0x55798e5fad60), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _135528)
   Exit: (186) [system] peek_char((0x55798e5fad60), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _141098)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _142956)
   Exit: (188) [system] peek_char((0x55798e5fad60), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _157110)
   Exit: (187) [system] get_char((0x55798e5fad60), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), :, _141098)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _174752)
   Call: (189) [system] peek_char((0x55798e5fad60), _175686)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _174752=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (188) [user] classify_and_convert_charseq(:, [], _141098)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_184996, _184998), once(user:catch(read_from_chars([:], _141098), _184972, fail)), '$restore_trace'(_184996, _184998))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_184996, _184998))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _184972, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(:)
   Exit: (189) [system] atomic(:)
^  Exit: (188) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _192496)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _194354)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _202092)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _204796)
   Exit: (189) [system] peek_char((0x55798e5fad60), c)
   Call: (189) [system] c=(;)
   Fail: (189) [system] c=(;)
^  Call: (189) [user] is_like_space(c)
   Call: (190) [system] char_type(c, 'white')
   Fail: (190) [system] char_type(c, 'white')
   Call: (190) [system] char_type(c, end_of_line)
   Fail: (190) [system] char_type(c, end_of_line)
   Call: (190) [system] char_type(c, space)
   Fail: (190) [system] char_type(c, space)
   Call: (190) [system] char_type(c, cntrl)
   Fail: (190) [system] char_type(c, cntrl)
^  Fail: (189) [user] is_like_space(c)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _219874)
   Exit: (187) [system] peek_char((0x55798e5fad60), c)
   Call: (187) [system] c=')'
   Fail: (187) [system] c=')'
   Call: (187) [system] c=end_of_file
   Fail: (187) [system] c=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _225444)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _227302)
   Exit: (189) [system] peek_char((0x55798e5fad60), c)
   Call: (189) [system] c=(;)
   Fail: (189) [system] c=(;)
^  Call: (189) [user] is_like_space(c)
   Call: (190) [system] char_type(c, 'white')
   Fail: (190) [system] char_type(c, 'white')
   Call: (190) [system] char_type(c, end_of_line)
   Fail: (190) [system] char_type(c, end_of_line)
   Call: (190) [system] char_type(c, space)
   Fail: (190) [system] char_type(c, space)
   Call: (190) [system] char_type(c, cntrl)
   Fail: (190) [system] char_type(c, cntrl)
^  Fail: (189) [user] is_like_space(c)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _241456)
   Exit: (188) [system] get_char((0x55798e5fad60), c)
   Call: (188) [system] c='('
   Fail: (188) [system] c='('
   Call: (188) [system] c='['
   Fail: (188) [system] c='['
   Call: (188) [system] c='{'
   Fail: (188) [system] c='{'
   Call: (188) [system] c='"'
   Fail: (188) [system] c='"'
   Call: (188) [system] c=!
   Fail: (188) [system] c=!
   Call: (188) [system] c='\''
   Fail: (188) [system] c='\''
   Call: (188) [system] c='`'
   Fail: (188) [system] c='`'
   Call: (188) [system] c=end_of_file
   Fail: (188) [system] c=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), c, _225444)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _259098)
   Call: (190) [system] peek_char((0x55798e5fad60), _260032)
   Exit: (190) [system] peek_char((0x55798e5fad60), d)
^  Call: (190) [user] is_delimiter(d)
   Call: (191) [system] char_type(d, space)
   Fail: (191) [system] char_type(d, space)
   Call: (191) [system] arg(_264752, v('(', ')', end_of_file), d)
   Fail: (191) [system] arg(_265684, v('(', ')', end_of_file), d)
^  Fail: (190) [user] is_delimiter(d)
   Call: (190) [system] ')'==d
   Fail: (190) [system] ')'==d
   Call: (190) [system] get_char((0x55798e5fad60), d)
   Exit: (190) [system] get_char((0x55798e5fad60), d)
   Call: (190) [system] d=(\)
   Fail: (190) [system] d=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _273034)
   Call: (191) [system] peek_char((0x55798e5fad60), _273968)
   Exit: (191) [system] peek_char((0x55798e5fad60), e)
^  Call: (191) [user] is_delimiter(e)
   Call: (192) [system] char_type(e, space)
   Fail: (192) [system] char_type(e, space)
   Call: (192) [system] arg(_278688, v('(', ')', end_of_file), e)
   Fail: (192) [system] arg(_279620, v('(', ')', end_of_file), e)
^  Fail: (191) [user] is_delimiter(e)
   Call: (191) [system] ')'==e
   Fail: (191) [system] ')'==e
   Call: (191) [system] get_char((0x55798e5fad60), e)
   Exit: (191) [system] get_char((0x55798e5fad60), e)
   Call: (191) [system] e=(\)
   Fail: (191) [system] e=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _286970)
   Call: (192) [system] peek_char((0x55798e5fad60), _287904)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _286970=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (191) [system] _273034=[e]
   Exit: (191) [system] [e]=[e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (190) [system] _259098=[d, e]
   Exit: (190) [system] [d, e]=[d, e]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (189) [user] classify_and_convert_charseq(c, [d, e], _225444)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_302802, _302804), once(user:catch(read_from_chars([c, d, e], _225444), _302778, fail)), '$restore_trace'(_302802, _302804))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_302802, _302804))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _302778, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(cde)
   Exit: (190) [system] atomic(cde)
^  Exit: (189) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _310302)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _312160)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _319898)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _322602)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _337680)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _343250)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _345108)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _359262)
   Exit: (189) [system] get_char((0x55798e5fad60), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _343250)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _364832)
   Exit: (191) [system] peek_char((0x55798e5fad60), 'I')
   Call: (191) [system] 'I'=(;)
   Fail: (191) [system] 'I'=(;)
^  Call: (191) [user] is_like_space('I')
   Call: (192) [system] char_type('I', 'white')
   Fail: (192) [system] char_type('I', 'white')
   Call: (192) [system] char_type('I', end_of_line)
   Fail: (192) [system] char_type('I', end_of_line)
   Call: (192) [system] char_type('I', space)
   Fail: (192) [system] char_type('I', space)
   Call: (192) [system] char_type('I', cntrl)
   Fail: (192) [system] char_type('I', cntrl)
^  Fail: (191) [user] is_like_space('I')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _378986)
   Exit: (190) [system] peek_char((0x55798e5fad60), 'I')
   Call: (190) [system] 'I'=')'
   Fail: (190) [system] 'I'=')'
   Call: (190) [system] 'I'=end_of_file
   Fail: (190) [system] 'I'=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _384556)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _386414)
   Exit: (192) [system] peek_char((0x55798e5fad60), 'I')
   Call: (192) [system] 'I'=(;)
   Fail: (192) [system] 'I'=(;)
^  Call: (192) [user] is_like_space('I')
   Call: (193) [system] char_type('I', 'white')
   Fail: (193) [system] char_type('I', 'white')
   Call: (193) [system] char_type('I', end_of_line)
   Fail: (193) [system] char_type('I', end_of_line)
   Call: (193) [system] char_type('I', space)
   Fail: (193) [system] char_type('I', space)
   Call: (193) [system] char_type('I', cntrl)
   Fail: (193) [system] char_type('I', cntrl)
^  Fail: (192) [user] is_like_space('I')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _400568)
   Exit: (191) [system] get_char((0x55798e5fad60), 'I')
   Call: (191) [system] 'I'='('
   Fail: (191) [system] 'I'='('
   Call: (191) [system] 'I'='['
   Fail: (191) [system] 'I'='['
   Call: (191) [system] 'I'='{'
   Fail: (191) [system] 'I'='{'
   Call: (191) [system] 'I'='"'
   Fail: (191) [system] 'I'='"'
   Call: (191) [system] 'I'=!
   Fail: (191) [system] 'I'=!
   Call: (191) [system] 'I'='\''
   Fail: (191) [system] 'I'='\''
   Call: (191) [system] 'I'='`'
   Fail: (191) [system] 'I'='`'
   Call: (191) [system] 'I'=end_of_file
   Fail: (191) [system] 'I'=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55798e5fad60), 'I', _384556)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _418210)
   Call: (193) [system] peek_char((0x55798e5fad60), _419144)
   Exit: (193) [system] peek_char((0x55798e5fad60), m)
^  Call: (193) [user] is_delimiter(m)
   Call: (194) [system] char_type(m, space)
   Fail: (194) [system] char_type(m, space)
   Call: (194) [system] arg(_423864, v('(', ')', end_of_file), m)
   Fail: (194) [system] arg(_424796, v('(', ')', end_of_file), m)
^  Fail: (193) [user] is_delimiter(m)
   Call: (193) [system] ')'==m
   Fail: (193) [system] ')'==m
   Call: (193) [system] get_char((0x55798e5fad60), m)
   Exit: (193) [system] get_char((0x55798e5fad60), m)
   Call: (193) [system] m=(\)
   Fail: (193) [system] m=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _432146)
   Call: (194) [system] peek_char((0x55798e5fad60), _433080)
   Exit: (194) [system] peek_char((0x55798e5fad60), p)
^  Call: (194) [user] is_delimiter(p)
   Call: (195) [system] char_type(p, space)
   Fail: (195) [system] char_type(p, space)
   Call: (195) [system] arg(_437800, v('(', ')', end_of_file), p)
   Fail: (195) [system] arg(_438732, v('(', ')', end_of_file), p)
^  Fail: (194) [user] is_delimiter(p)
   Call: (194) [system] ')'==p
   Fail: (194) [system] ')'==p
   Call: (194) [system] get_char((0x55798e5fad60), p)
   Exit: (194) [system] get_char((0x55798e5fad60), p)
   Call: (194) [system] p=(\)
   Fail: (194) [system] p=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _446082)
   Call: (195) [system] peek_char((0x55798e5fad60), _447016)
   Exit: (195) [system] peek_char((0x55798e5fad60), l)
^  Call: (195) [user] is_delimiter(l)
   Call: (196) [system] char_type(l, space)
   Fail: (196) [system] char_type(l, space)
   Call: (196) [system] arg(_451736, v('(', ')', end_of_file), l)
   Fail: (196) [system] arg(_452668, v('(', ')', end_of_file), l)
^  Fail: (195) [user] is_delimiter(l)
   Call: (195) [system] ')'==l
   Fail: (195) [system] ')'==l
   Call: (195) [system] get_char((0x55798e5fad60), l)
   Exit: (195) [system] get_char((0x55798e5fad60), l)
   Call: (195) [system] l=(\)
   Fail: (195) [system] l=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _460018)
   Call: (196) [system] peek_char((0x55798e5fad60), _460952)
   Exit: (196) [system] peek_char((0x55798e5fad60), i)
^  Call: (196) [user] is_delimiter(i)
   Call: (197) [system] char_type(i, space)
   Fail: (197) [system] char_type(i, space)
   Call: (197) [system] arg(_465672, v('(', ')', end_of_file), i)
   Fail: (197) [system] arg(_466604, v('(', ')', end_of_file), i)
^  Fail: (196) [user] is_delimiter(i)
   Call: (196) [system] ')'==i
   Fail: (196) [system] ')'==i
   Call: (196) [system] get_char((0x55798e5fad60), i)
   Exit: (196) [system] get_char((0x55798e5fad60), i)
   Call: (196) [system] i=(\)
   Fail: (196) [system] i=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _473954)
   Call: (197) [system] peek_char((0x55798e5fad60), _474888)
   Exit: (197) [system] peek_char((0x55798e5fad60), c)
^  Call: (197) [user] is_delimiter(c)
   Call: (198) [system] char_type(c, space)
   Fail: (198) [system] char_type(c, space)
   Call: (198) [system] arg(_479608, v('(', ')', end_of_file), c)
   Fail: (198) [system] arg(_480540, v('(', ')', end_of_file), c)
^  Fail: (197) [user] is_delimiter(c)
   Call: (197) [system] ')'==c
   Fail: (197) [system] ')'==c
   Call: (197) [system] get_char((0x55798e5fad60), c)
   Exit: (197) [system] get_char((0x55798e5fad60), c)
   Call: (197) [system] c=(\)
   Fail: (197) [system] c=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _487890)
   Call: (198) [system] peek_char((0x55798e5fad60), _488824)
   Exit: (198) [system] peek_char((0x55798e5fad60), a)
^  Call: (198) [user] is_delimiter(a)
   Call: (199) [system] char_type(a, space)
   Fail: (199) [system] char_type(a, space)
   Call: (199) [system] arg(_493544, v('(', ')', end_of_file), a)
   Fail: (199) [system] arg(_494476, v('(', ')', end_of_file), a)
^  Fail: (198) [user] is_delimiter(a)
   Call: (198) [system] ')'==a
   Fail: (198) [system] ')'==a
   Call: (198) [system] get_char((0x55798e5fad60), a)
   Exit: (198) [system] get_char((0x55798e5fad60), a)
   Call: (198) [system] a=(\)
   Fail: (198) [system] a=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _501826)
   Call: (199) [system] peek_char((0x55798e5fad60), _502760)
   Exit: (199) [system] peek_char((0x55798e5fad60), t)
^  Call: (199) [user] is_delimiter(t)
   Call: (200) [system] char_type(t, space)
   Fail: (200) [system] char_type(t, space)
   Call: (200) [system] arg(_507480, v('(', ')', end_of_file), t)
   Fail: (200) [system] arg(_508412, v('(', ')', end_of_file), t)
^  Fail: (199) [user] is_delimiter(t)
   Call: (199) [system] ')'==t
   Fail: (199) [system] ')'==t
   Call: (199) [system] get_char((0x55798e5fad60), t)
   Exit: (199) [system] get_char((0x55798e5fad60), t)
   Call: (199) [system] t=(\)
   Fail: (199) [system] t=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _515762)
   Call: (200) [system] peek_char((0x55798e5fad60), _516696)
   Exit: (200) [system] peek_char((0x55798e5fad60), i)
^  Call: (200) [user] is_delimiter(i)
   Call: (201) [system] char_type(i, space)
   Fail: (201) [system] char_type(i, space)
   Call: (201) [system] arg(_521416, v('(', ')', end_of_file), i)
   Fail: (201) [system] arg(_522348, v('(', ')', end_of_file), i)
^  Fail: (200) [user] is_delimiter(i)
   Call: (200) [system] ')'==i
   Fail: (200) [system] ')'==i
   Call: (200) [system] get_char((0x55798e5fad60), i)
   Exit: (200) [system] get_char((0x55798e5fad60), i)
   Call: (200) [system] i=(\)
   Fail: (200) [system] i=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _529698)
   Call: (201) [system] peek_char((0x55798e5fad60), _530632)
   Exit: (201) [system] peek_char((0x55798e5fad60), o)
^  Call: (201) [user] is_delimiter(o)
   Call: (202) [system] char_type(o, space)
   Fail: (202) [system] char_type(o, space)
   Call: (202) [system] arg(_535352, v('(', ')', end_of_file), o)
   Fail: (202) [system] arg(_536284, v('(', ')', end_of_file), o)
^  Fail: (201) [user] is_delimiter(o)
   Call: (201) [system] ')'==o
   Fail: (201) [system] ')'==o
   Call: (201) [system] get_char((0x55798e5fad60), o)
   Exit: (201) [system] get_char((0x55798e5fad60), o)
   Call: (201) [system] o=(\)
   Fail: (201) [system] o=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _543634)
   Call: (202) [system] peek_char((0x55798e5fad60), _544568)
   Exit: (202) [system] peek_char((0x55798e5fad60), n)
^  Call: (202) [user] is_delimiter(n)
   Call: (203) [system] char_type(n, space)
   Fail: (203) [system] char_type(n, space)
   Call: (203) [system] arg(_549288, v('(', ')', end_of_file), n)
   Fail: (203) [system] arg(_550220, v('(', ')', end_of_file), n)
^  Fail: (202) [user] is_delimiter(n)
   Call: (202) [system] ')'==n
   Fail: (202) [system] ')'==n
   Call: (202) [system] get_char((0x55798e5fad60), n)
   Exit: (202) [system] get_char((0x55798e5fad60), n)
   Call: (202) [system] n=(\)
   Fail: (202) [system] n=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _557570)
   Call: (203) [system] peek_char((0x55798e5fad60), _558504)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _557570=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (202) [system] _543634=[n]
   Exit: (202) [system] [n]=[n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (201) [system] _529698=[o, n]
   Exit: (201) [system] [o, n]=[o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (200) [system] _515762=[i, o, n]
   Exit: (200) [system] [i, o, n]=[i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (199) [system] _501826=[t, i, o, n]
   Exit: (199) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (198) [system] _487890=[a, t, i, o, n]
   Exit: (198) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (197) [system] _473954=[c, a, t, i, o, n]
   Exit: (197) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (196) [system] _460018=[i, c, a, t, i, o, n]
   Exit: (196) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (195) [system] _446082=[l, i, c, a, t, i, o, n]
   Exit: (195) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (194) [system] _432146=[p, l, i, c, a, t, i, o, n]
   Exit: (194) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (193) [system] _418210=[m, p, l, i, c, a, t, i, o, n]
   Exit: (193) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (192) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _384556)
^  Call: (194) [system] setup_call_cleanup('$notrace'(_595754, _595756), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _384556), _595730, fail)), '$restore_trace'(_595754, _595756))
^  Call: (195) [system] sig_atomic(system:'$notrace'(_595754, _595756))
^  Exit: (194) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _384556), _595730, fail)), system:'$restore_trace'(3, -1))
   Call: (193) [system] atomic(_384556)
   Fail: (193) [system] atomic(_384556)
   Call: (193) [system] atom_chars(_384556, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (193) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (192) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (191) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _605130)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _606988)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _614726)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _617430)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _632508)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _638078)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _639936)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _654090)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _638078)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _659660)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'O')
   Call: (194) [system] 'O'=(;)
   Fail: (194) [system] 'O'=(;)
^  Call: (194) [user] is_like_space('O')
   Call: (195) [system] char_type('O', 'white')
   Fail: (195) [system] char_type('O', 'white')
   Call: (195) [system] char_type('O', end_of_line)
   Fail: (195) [system] char_type('O', end_of_line)
   Call: (195) [system] char_type('O', space)
   Fail: (195) [system] char_type('O', space)
   Call: (195) [system] char_type('O', cntrl)
   Fail: (195) [system] char_type('O', cntrl)
^  Fail: (194) [user] is_like_space('O')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _673814)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'O')
   Call: (193) [system] 'O'=')'
   Fail: (193) [system] 'O'=')'
   Call: (193) [system] 'O'=end_of_file
   Fail: (193) [system] 'O'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _679384)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _681242)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'O')
   Call: (195) [system] 'O'=(;)
   Fail: (195) [system] 'O'=(;)
^  Call: (195) [user] is_like_space('O')
   Call: (196) [system] char_type('O', 'white')
   Fail: (196) [system] char_type('O', 'white')
   Call: (196) [system] char_type('O', end_of_line)
   Fail: (196) [system] char_type('O', end_of_line)
   Call: (196) [system] char_type('O', space)
   Fail: (196) [system] char_type('O', space)
   Call: (196) [system] char_type('O', cntrl)
   Fail: (196) [system] char_type('O', cntrl)
^  Fail: (195) [user] is_like_space('O')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _695396)
   Exit: (194) [system] get_char((0x55798e5fad60), 'O')
   Call: (194) [system] 'O'='('
   Fail: (194) [system] 'O'='('
   Call: (194) [system] 'O'='['
   Fail: (194) [system] 'O'='['
   Call: (194) [system] 'O'='{'
   Fail: (194) [system] 'O'='{'
   Call: (194) [system] 'O'='"'
   Fail: (194) [system] 'O'='"'
   Call: (194) [system] 'O'=!
   Fail: (194) [system] 'O'=!
   Call: (194) [system] 'O'='\''
   Fail: (194) [system] 'O'='\''
   Call: (194) [system] 'O'='`'
   Fail: (194) [system] 'O'='`'
   Call: (194) [system] 'O'=end_of_file
   Fail: (194) [system] 'O'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), 'O', _679384)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _713038)
   Call: (196) [system] peek_char((0x55798e5fad60), _713972)
   Exit: (196) [system] peek_char((0x55798e5fad60), r)
^  Call: (196) [user] is_delimiter(r)
   Call: (197) [system] char_type(r, space)
   Fail: (197) [system] char_type(r, space)
   Call: (197) [system] arg(_718692, v('(', ')', end_of_file), r)
   Fail: (197) [system] arg(_719624, v('(', ')', end_of_file), r)
^  Fail: (196) [user] is_delimiter(r)
   Call: (196) [system] ')'==r
   Fail: (196) [system] ')'==r
   Call: (196) [system] get_char((0x55798e5fad60), r)
   Exit: (196) [system] get_char((0x55798e5fad60), r)
   Call: (196) [system] r=(\)
   Fail: (196) [system] r=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _726974)
   Call: (197) [system] peek_char((0x55798e5fad60), _727908)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (197) [user] is_delimiter('L')
   Call: (198) [system] char_type('L', space)
   Fail: (198) [system] char_type('L', space)
   Call: (198) [system] arg(_732628, v('(', ')', end_of_file), 'L')
   Fail: (198) [system] arg(_733560, v('(', ')', end_of_file), 'L')
^  Fail: (197) [user] is_delimiter('L')
   Call: (197) [system] ')'=='L'
   Fail: (197) [system] ')'=='L'
   Call: (197) [system] get_char((0x55798e5fad60), 'L')
   Exit: (197) [system] get_char((0x55798e5fad60), 'L')
   Call: (197) [system] 'L'=(\)
   Fail: (197) [system] 'L'=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _740910)
   Call: (198) [system] peek_char((0x55798e5fad60), _741844)
   Exit: (198) [system] peek_char((0x55798e5fad60), i)
^  Call: (198) [user] is_delimiter(i)
   Call: (199) [system] char_type(i, space)
   Fail: (199) [system] char_type(i, space)
   Call: (199) [system] arg(_746564, v('(', ')', end_of_file), i)
   Fail: (199) [system] arg(_747496, v('(', ')', end_of_file), i)
^  Fail: (198) [user] is_delimiter(i)
   Call: (198) [system] ')'==i
   Fail: (198) [system] ')'==i
   Call: (198) [system] get_char((0x55798e5fad60), i)
   Exit: (198) [system] get_char((0x55798e5fad60), i)
   Call: (198) [system] i=(\)
   Fail: (198) [system] i=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _754846)
   Call: (199) [system] peek_char((0x55798e5fad60), _755780)
   Exit: (199) [system] peek_char((0x55798e5fad60), n)
^  Call: (199) [user] is_delimiter(n)
   Call: (200) [system] char_type(n, space)
   Fail: (200) [system] char_type(n, space)
   Call: (200) [system] arg(_760500, v('(', ')', end_of_file), n)
   Fail: (200) [system] arg(_761432, v('(', ')', end_of_file), n)
^  Fail: (199) [user] is_delimiter(n)
   Call: (199) [system] ')'==n
   Fail: (199) [system] ')'==n
   Call: (199) [system] get_char((0x55798e5fad60), n)
   Exit: (199) [system] get_char((0x55798e5fad60), n)
   Call: (199) [system] n=(\)
   Fail: (199) [system] n=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _768782)
   Call: (200) [system] peek_char((0x55798e5fad60), _769716)
   Exit: (200) [system] peek_char((0x55798e5fad60), k)
^  Call: (200) [user] is_delimiter(k)
   Call: (201) [system] char_type(k, space)
   Fail: (201) [system] char_type(k, space)
   Call: (201) [system] arg(_774436, v('(', ')', end_of_file), k)
   Fail: (201) [system] arg(_775368, v('(', ')', end_of_file), k)
^  Fail: (200) [user] is_delimiter(k)
   Call: (200) [system] ')'==k
   Fail: (200) [system] ')'==k
   Call: (200) [system] get_char((0x55798e5fad60), k)
   Exit: (200) [system] get_char((0x55798e5fad60), k)
   Call: (200) [system] k=(\)
   Fail: (200) [system] k=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _782718)
   Call: (201) [system] peek_char((0x55798e5fad60), _783652)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _782718=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _768782=[k]
   Exit: (200) [system] [k]=[k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (199) [system] _754846=[n, k]
   Exit: (199) [system] [n, k]=[n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (198) [system] _740910=[i, n, k]
   Exit: (198) [system] [i, n, k]=[i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (197) [system] _726974=['L', i, n, k]
   Exit: (197) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (196) [system] _713038=[r, 'L', i, n, k]
   Exit: (196) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (195) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _679384)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_806932, _806934), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _679384), _806908, fail)), '$restore_trace'(_806932, _806934))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_806932, _806934))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _679384), _806908, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(_679384)
   Fail: (196) [system] atomic(_679384)
   Call: (196) [system] atom_chars(_679384, ['O', r, 'L', i, n, k])
   Exit: (196) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (195) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _816308)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _818166)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _825904)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _828608)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'C')
   Call: (196) [system] 'C'=(;)
   Fail: (196) [system] 'C'=(;)
^  Call: (196) [user] is_like_space('C')
   Call: (197) [system] char_type('C', 'white')
   Fail: (197) [system] char_type('C', 'white')
   Call: (197) [system] char_type('C', end_of_line)
   Fail: (197) [system] char_type('C', end_of_line)
   Call: (197) [system] char_type('C', space)
   Fail: (197) [system] char_type('C', space)
   Call: (197) [system] char_type('C', cntrl)
   Fail: (197) [system] char_type('C', cntrl)
^  Fail: (196) [user] is_like_space('C')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _843686)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'C')
   Call: (194) [system] 'C'=')'
   Fail: (194) [system] 'C'=')'
   Call: (194) [system] 'C'=end_of_file
   Fail: (194) [system] 'C'=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _849256)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _851114)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'C')
   Call: (196) [system] 'C'=(;)
   Fail: (196) [system] 'C'=(;)
^  Call: (196) [user] is_like_space('C')
   Call: (197) [system] char_type('C', 'white')
   Fail: (197) [system] char_type('C', 'white')
   Call: (197) [system] char_type('C', end_of_line)
   Fail: (197) [system] char_type('C', end_of_line)
   Call: (197) [system] char_type('C', space)
   Fail: (197) [system] char_type('C', space)
   Call: (197) [system] char_type('C', cntrl)
   Fail: (197) [system] char_type('C', cntrl)
^  Fail: (196) [user] is_like_space('C')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _865268)
   Exit: (195) [system] get_char((0x55798e5fad60), 'C')
   Call: (195) [system] 'C'='('
   Fail: (195) [system] 'C'='('
   Call: (195) [system] 'C'='['
   Fail: (195) [system] 'C'='['
   Call: (195) [system] 'C'='{'
   Fail: (195) [system] 'C'='{'
   Call: (195) [system] 'C'='"'
   Fail: (195) [system] 'C'='"'
   Call: (195) [system] 'C'=!
   Fail: (195) [system] 'C'=!
   Call: (195) [system] 'C'='\''
   Fail: (195) [system] 'C'='\''
   Call: (195) [system] 'C'='`'
   Fail: (195) [system] 'C'='`'
   Call: (195) [system] 'C'=end_of_file
   Fail: (195) [system] 'C'=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), 'C', _849256)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _882910)
   Call: (197) [system] peek_char((0x55798e5fad60), _883844)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _882910=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (196) [user] classify_and_convert_charseq('C', [], _849256)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_893154, _893156), once(user:catch(read_from_chars(['C'], _849256), _893130, fail)), '$restore_trace'(_893154, _893156))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_893154, _893156))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _849256), _893130, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(_849256)
   Fail: (197) [system] atomic(_849256)
   Call: (197) [system] atom_chars(_849256, ['C'])
   Exit: (197) [system] atom_chars('C', ['C'])
^  Exit: (196) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _902530)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _904388)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _912126)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _914830)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'D')
   Call: (197) [system] 'D'=(;)
   Fail: (197) [system] 'D'=(;)
^  Call: (197) [user] is_like_space('D')
   Call: (198) [system] char_type('D', 'white')
   Fail: (198) [system] char_type('D', 'white')
   Call: (198) [system] char_type('D', end_of_line)
   Fail: (198) [system] char_type('D', end_of_line)
   Call: (198) [system] char_type('D', space)
   Fail: (198) [system] char_type('D', space)
   Call: (198) [system] char_type('D', cntrl)
   Fail: (198) [system] char_type('D', cntrl)
^  Fail: (197) [user] is_like_space('D')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _929908)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'D')
   Call: (195) [system] 'D'=')'
   Fail: (195) [system] 'D'=')'
   Call: (195) [system] 'D'=end_of_file
   Fail: (195) [system] 'D'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _935478)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _937336)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'D')
   Call: (197) [system] 'D'=(;)
   Fail: (197) [system] 'D'=(;)
^  Call: (197) [user] is_like_space('D')
   Call: (198) [system] char_type('D', 'white')
   Fail: (198) [system] char_type('D', 'white')
   Call: (198) [system] char_type('D', end_of_line)
   Fail: (198) [system] char_type('D', end_of_line)
   Call: (198) [system] char_type('D', space)
   Fail: (198) [system] char_type('D', space)
   Call: (198) [system] char_type('D', cntrl)
   Fail: (198) [system] char_type('D', cntrl)
^  Fail: (197) [user] is_like_space('D')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _951490)
   Exit: (196) [system] get_char((0x55798e5fad60), 'D')
   Call: (196) [system] 'D'='('
   Fail: (196) [system] 'D'='('
   Call: (196) [system] 'D'='['
   Fail: (196) [system] 'D'='['
   Call: (196) [system] 'D'='{'
   Fail: (196) [system] 'D'='{'
   Call: (196) [system] 'D'='"'
   Fail: (196) [system] 'D'='"'
   Call: (196) [system] 'D'=!
   Fail: (196) [system] 'D'=!
   Call: (196) [system] 'D'='\''
   Fail: (196) [system] 'D'='\''
   Call: (196) [system] 'D'='`'
   Fail: (196) [system] 'D'='`'
   Call: (196) [system] 'D'=end_of_file
   Fail: (196) [system] 'D'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), 'D', _935478)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _969132)
   Call: (198) [system] peek_char((0x55798e5fad60), _970066)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
^  Call: (198) [user] is_delimiter(')')
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] arg(_974786, v('(', ')', end_of_file), ')')
   Exit: (199) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (198) [user] is_delimiter(')')
   Call: (198) [system] _969132=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (197) [user] classify_and_convert_charseq('D', [], _935478)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_981248, _981250), once(user:catch(read_from_chars(['D'], _935478), _981224, fail)), '$restore_trace'(_981248, _981250))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_981248, _981250))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _935478), _981224, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_935478)
   Fail: (198) [system] atomic(_935478)
   Call: (198) [system] atom_chars(_935478, ['D'])
   Exit: (198) [system] atom_chars('D', ['D'])
^  Exit: (197) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _990624)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _992482)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1006636)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _1010426)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _990624=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _902530=['D']
   Exit: (195) [system] ['D']=['D']
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (194) [system] _816308=['C', 'D']
   Exit: (194) [system] ['C', 'D']=['C', 'D']
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (193) [system] _638078=['OrLink', 'C', 'D']
   Exit: (193) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1024308)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1026166)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1033904)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1036608)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'E')
   Call: (194) [system] 'E'=(;)
   Fail: (194) [system] 'E'=(;)
^  Call: (194) [user] is_like_space('E')
   Call: (195) [system] char_type('E', 'white')
   Fail: (195) [system] char_type('E', 'white')
   Call: (195) [system] char_type('E', end_of_line)
   Fail: (195) [system] char_type('E', end_of_line)
   Call: (195) [system] char_type('E', space)
   Fail: (195) [system] char_type('E', space)
   Call: (195) [system] char_type('E', cntrl)
   Fail: (195) [system] char_type('E', cntrl)
^  Fail: (194) [user] is_like_space('E')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1051686)
   Exit: (192) [system] peek_char((0x55798e5fad60), 'E')
   Call: (192) [system] 'E'=')'
   Fail: (192) [system] 'E'=')'
   Call: (192) [system] 'E'=end_of_file
   Fail: (192) [system] 'E'=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1057256)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1059114)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'E')
   Call: (194) [system] 'E'=(;)
   Fail: (194) [system] 'E'=(;)
^  Call: (194) [user] is_like_space('E')
   Call: (195) [system] char_type('E', 'white')
   Fail: (195) [system] char_type('E', 'white')
   Call: (195) [system] char_type('E', end_of_line)
   Fail: (195) [system] char_type('E', end_of_line)
   Call: (195) [system] char_type('E', space)
   Fail: (195) [system] char_type('E', space)
   Call: (195) [system] char_type('E', cntrl)
   Fail: (195) [system] char_type('E', cntrl)
^  Fail: (194) [user] is_like_space('E')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1073268)
   Exit: (193) [system] get_char((0x55798e5fad60), 'E')
   Call: (193) [system] 'E'='('
   Fail: (193) [system] 'E'='('
   Call: (193) [system] 'E'='['
   Fail: (193) [system] 'E'='['
   Call: (193) [system] 'E'='{'
   Fail: (193) [system] 'E'='{'
   Call: (193) [system] 'E'='"'
   Fail: (193) [system] 'E'='"'
   Call: (193) [system] 'E'=!
   Fail: (193) [system] 'E'=!
   Call: (193) [system] 'E'='\''
   Fail: (193) [system] 'E'='\''
   Call: (193) [system] 'E'='`'
   Fail: (193) [system] 'E'='`'
   Call: (193) [system] 'E'=end_of_file
   Fail: (193) [system] 'E'=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), 'E', _1057256)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1090910)
   Call: (195) [system] peek_char((0x55798e5fad60), _1091844)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
^  Call: (195) [user] is_delimiter(')')
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] arg(_1096564, v('(', ')', end_of_file), ')')
   Exit: (196) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (195) [user] is_delimiter(')')
   Call: (195) [system] _1090910=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (194) [user] classify_and_convert_charseq('E', [], _1057256)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_1103026, _1103028), once(user:catch(read_from_chars(['E'], _1057256), _1103002, fail)), '$restore_trace'(_1103026, _1103028))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_1103026, _1103028))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1057256), _1103002, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(_1057256)
   Fail: (195) [system] atomic(_1057256)
   Call: (195) [system] atom_chars(_1057256, ['E'])
   Exit: (195) [system] atom_chars('E', ['E'])
^  Exit: (194) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1112402)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1114260)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1128414)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _1132204)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _1112402=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _1024308=['E']
   Exit: (192) [system] ['E']=['E']
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (191) [system] _605130=[['OrLink', 'C', 'D'], 'E']
   Exit: (191) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (190) [system] _343250=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (190) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _1146086)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1147944)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1162098)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _1165888)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _1146086=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _310302=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (188) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (187) [system] _192496=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (187) [system] [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (186) [system] _99792=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (186) [system] [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1179770)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1181628)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1195782)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _1199572)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _1179770=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _66844=[[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (184) [system] [[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (183) [system] _3362=[[kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (183) [system] [[kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (182) [system] _3322=[=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (182) [system] [=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (179) [user] assertz(metta_file_comment(99, 0, 4154, [=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]], '$stream_position'(4154, 99, 0, 4154)))
^  Exit: (179) [user] assertz(metta_file_comment(99, 0, 4154, [=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]], '$stream_position'(4154, 99, 0, 4154)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 99, 0, 4154, '$stream_position'(4154, 99, 0, 4154)), read_sexpr((0x55798e5fad60), [=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]), assertz(metta_file_comment(99, 0, 4154, [=, [kb], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]], '$stream_position'(4154, 99, 0, 4154)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1218090, _1218092, _1218094, _1218096, _1218098))
^  Exit: (177) [user] retract(metta_file_comment(48, 0, 1563, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$stream_position'(1563, 48, 0, 1563)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1220938))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1220938)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1220938)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1223754))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1223754))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1223754)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1226554))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1226554)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1226554)
   Call: (187) [system] var('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
   Call: (187) [system] atom('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
   Call: (187) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)==true
   Call: (187) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)==false
   Call: (187) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)==[_1233074, _1233080]
   Call: (187) [system] is_list('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
   Call: (187) [system] string('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
   Call: (187) [system] compound('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
   Exit: (187) [system] compound('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1237708, _1237710)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT', [";; TODO: recurse over curried rules instead of duplicating code over", 48, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";; TODO: recurse over curried rules instead of duplicating code over", 48, 0], _1241450)
   Call: (188) [apply] apply:maplist_([";; TODO: recurse over curried rules instead of duplicating code over", 48, 0], _1241450, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";; TODO: recurse over curried rules instead of duplicating code over", _1243330)
   Call: (190) [system] var(";; TODO: recurse over curried rules instead of duplicating code over")
   Call: (190) [system] atom(";; TODO: recurse over curried rules instead of duplicating code over")
   Call: (190) [system] ";; TODO: recurse over curried rules instead of duplicating code over"==true
   Call: (190) [system] ";; TODO: recurse over curried rules instead of duplicating code over"==false
   Call: (190) [system] ";; TODO: recurse over curried rules instead of duplicating code over"==[_1247972, _1247978]
   Call: (190) [system] is_list(";; TODO: recurse over curried rules instead of duplicating code over")
   Call: (190) [system] string(";; TODO: recurse over curried rules instead of duplicating code over")
   Exit: (190) [system] string(";; TODO: recurse over curried rules instead of duplicating code over")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";; TODO: recurse over curried rules instead of duplicating code over")
^  Call: (190) [user] symbol(";; TODO: recurse over curried rules instead of duplicating code over")
   Call: (191) [system] atom(";; TODO: recurse over curried rules instead of duplicating code over")
   Fail: (191) [system] atom(";; TODO: recurse over curried rules instead of duplicating code over")
^  Fail: (190) [user] symbol(";; TODO: recurse over curried rules instead of duplicating code over")
   Call: (190) [system] ";; TODO: recurse over curried rules instead of duplicating code over"=_1243330
   Exit: (190) [system] ";; TODO: recurse over curried rules instead of duplicating code over"=";; TODO: recurse over curried rules instead of duplicating code over"
^  Exit: (189) [user] mfix_vars1(";; TODO: recurse over curried rules instead of duplicating code over", ";; TODO: recurse over curried rules instead of duplicating code over")
   Call: (189) [apply] apply:maplist_([48, 0], _1243332, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(48, _1261852)
   Call: (191) [system] var(48)
   Call: (191) [system] atom(48)
   Call: (191) [system] 48==true
   Call: (191) [system] 48==false
   Call: (191) [system] 48==[_1266494, _1266500]
   Call: (191) [system] is_list(48)
   Call: (191) [system] string(48)
   Call: (191) [system] compound(48)
^  Call: (191) [user] symbol(48)
   Call: (192) [system] atom(48)
   Fail: (192) [system] atom(48)
^  Fail: (191) [user] symbol(48)
   Call: (191) [system] 48=_1261852
   Exit: (191) [system] 48=48
^  Exit: (190) [user] mfix_vars1(48, 48)
   Call: (190) [apply] apply:maplist_([0], _1261854, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _1277618)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_1282260, _1282266]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_1277618
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _1277620, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([48, 0], [48, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";; TODO: recurse over curried rules instead of duplicating code over", 48, 0], [";; TODO: recurse over curried rules instead of duplicating code over", 48, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";; TODO: recurse over curried rules instead of duplicating code over", 48, 0], [";; TODO: recurse over curried rules instead of duplicating code over", 48, 0])
   Call: (187) [system] compound_name_arguments(_1226554, '$COMMENT', [";; TODO: recurse over curried rules instead of duplicating code over", 48, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT', [";; TODO: recurse over curried rules instead of duplicating code over", 48, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)))
   Call: (184) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)\=@='$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1306436))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1306436))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1306436)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1309236))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1309236)
^  Call: (186) [user] cons_to_c('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1309236)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)))
   Call: (184) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)\=@='$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1220938))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1220938))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1220938)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1323194))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1323194)
^  Call: (186) [user] cons_to_l('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), _1323194)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)))
   Call: (184) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)\=@='$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)))
   Call: (178) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)\=@='$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)))
   Call: (169) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)), 98]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), me_synthesize_1726263785_9357412, 98)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)), 98]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263795.7468858)
   Call: (173) [system] arg(1, t(1726263795.049033), _3148)
   Exit: (173) [system] arg(1, t(1726263795.049033), 1726263795.049033)
   Call: (173) [system] _3158 is 1726263795.7468858-1726263795.049033
   Exit: (173) [system] 0.6978528499603271 is 1726263795.7468858-1726263795.049033
   Call: (173) [system] 0.6978528499603271>4
   Fail: (173) [system] 0.6978528499603271>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)), 98]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 14)
   Call: (175) [system] atom(14+1)
   Call: (175) [system] set_flag(translated_forms, 15)
   Exit: (175) [system] set_flag(translated_forms, 15)
   Exit: (174) [$syspreds] update_flag(translated_forms, 14, 14+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 14, 14+1))
   Exit: (171) [$syspreds] flag(translated_forms, 14, 14+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), me_synthesize_1726263785_9357412, 98)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; TODO: recurse over curried rules instead of duplicating code over"])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; TODO: recurse over curried rules instead of duplicating code over"])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), me_synthesize_1726263785_9357412, 98)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0)), 98]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 14, 14+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; TODO: recurse over curried rules instead of duplicating code over", 48, 0), me_synthesize_1726263785_9357412, 98)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 99)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 99))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 99))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _1397978)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _1405400)
   Exit: (175) [system] peek_char((0x55798e5fad60), '\n')
   Call: (175) [system] char_type('\n', space)
   Exit: (175) [system] char_type('\n', space)
   Call: (175) [system] get_char((0x55798e5fad60), '\n')
   Exit: (175) [system] get_char((0x55798e5fad60), '\n')
^  Call: (175) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (176) [system] at_end_of_stream((0x55798e5fad60))
   Call: (176) [system] peek_char((0x55798e5fad60), _1412822)
   Exit: (176) [system] peek_char((0x55798e5fad60), !)
   Call: (176) [system] char_type(!, space)
^  Call: (176) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (177) [system] string((0x55798e5fad60))
^  Exit: (176) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (176) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (177) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (178) [system] at_end_of_stream((0x55798e5fad60))
   Call: (178) [system] peek_char((0x55798e5fad60), _1421160)
   Exit: (178) [system] peek_char((0x55798e5fad60), !)
   Call: (178) [system] char_type(!, space)
   Call: (178) [system] _1423946=(0x55798e5fad60)
   Exit: (178) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (178) [user] once((read_position((0x55798e5fad60), _1425814, _1425816, _1425818, _1425820), read_sexpr((0x55798e5fad60), _1425832), assertz(metta_file_comment(_1425814, _1425816, _1425818, _1425832, _1425820))))
^  Call: (180) [user] read_position((0x55798e5fad60), _1425814, _1425816, _1425818, _1425820)
   Call: (181) [system] stream_property((0x55798e5fad60), position(_1425820))
   Call: (182) [system] nonvar((0x55798e5fad60))
   Exit: (182) [system] nonvar((0x55798e5fad60))
   Call: (182) [system] nonvar(position(_1425820))
   Exit: (182) [system] nonvar(position(_1425820))
   Exit: (181) [system] stream_property((0x55798e5fad60), position('$stream_position'(4201, 101, 0, 4201)))
   Call: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(4201, 101, 0, 4201), _1425814)
   Call: (182) [system] nonvar(line_count)
   Exit: (182) [system] nonvar(line_count)
   Call: (182) [$syspreds] stream_position_field(line_count, _1436072)
   Exit: (182) [$syspreds] stream_position_field(line_count, 2)
   Call: (182) [system] arg(2, '$stream_position'(4201, 101, 0, 4201), _1425814)
   Exit: (182) [system] arg(2, '$stream_position'(4201, 101, 0, 4201), 101)
   Exit: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(4201, 101, 0, 4201), 101)
   Call: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(4201, 101, 0, 4201), _1425816)
   Call: (182) [system] nonvar(line_position)
   Exit: (182) [system] nonvar(line_position)
   Call: (182) [$syspreds] stream_position_field(line_position, _1443506)
   Exit: (182) [$syspreds] stream_position_field(line_position, 3)
   Call: (182) [system] arg(3, '$stream_position'(4201, 101, 0, 4201), _1425816)
   Exit: (182) [system] arg(3, '$stream_position'(4201, 101, 0, 4201), 0)
   Exit: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(4201, 101, 0, 4201), 0)
   Call: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(4201, 101, 0, 4201), _1425818)
   Call: (182) [system] nonvar(char_count)
   Exit: (182) [system] nonvar(char_count)
   Call: (182) [$syspreds] stream_position_field(char_count, _1450940)
   Exit: (182) [$syspreds] stream_position_field(char_count, 1)
   Call: (182) [system] arg(1, '$stream_position'(4201, 101, 0, 4201), _1425818)
   Exit: (182) [system] arg(1, '$stream_position'(4201, 101, 0, 4201), 4201)
   Exit: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(4201, 101, 0, 4201), 4201)
^  Exit: (180) [user] read_position((0x55798e5fad60), 101, 0, 4201, '$stream_position'(4201, 101, 0, 4201))
^  Call: (180) [user] read_sexpr((0x55798e5fad60), _1425832)
   Call: (181) [system] string((0x55798e5fad60))
   Fail: (181) [system] string((0x55798e5fad60))
^  Call: (181) [user] cont_sexpr(')', (0x55798e5fad60), _1425832)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1461166)
   Exit: (183) [system] peek_char((0x55798e5fad60), !)
   Call: (183) [system] !=(;)
   Fail: (183) [system] !=(;)
^  Call: (183) [user] is_like_space(!)
   Call: (184) [system] char_type(!, 'white')
   Fail: (184) [system] char_type(!, 'white')
   Call: (184) [system] char_type(!, end_of_line)
   Fail: (184) [system] char_type(!, end_of_line)
   Call: (184) [system] char_type(!, space)
   Fail: (184) [system] char_type(!, space)
   Call: (184) [system] char_type(!, cntrl)
   Fail: (184) [system] char_type(!, cntrl)
^  Fail: (183) [user] is_like_space(!)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] get_char((0x55798e5fad60), _1475320)
   Exit: (182) [system] get_char((0x55798e5fad60), !)
   Call: (182) [system] !='('
   Fail: (182) [system] !='('
   Call: (182) [system] !='['
   Fail: (182) [system] !='['
   Call: (182) [system] !='{'
   Fail: (182) [system] !='{'
   Call: (182) [system] !='"'
   Fail: (182) [system] !='"'
   Call: (182) [system] !=!
   Exit: (182) [system] !=!
^  Call: (182) [user] read_sexpr((0x55798e5fad60), _1486458)
   Call: (183) [system] string((0x55798e5fad60))
   Fail: (183) [system] string((0x55798e5fad60))
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _1486458)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1491092)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _1505246)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1486458)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1510816)
   Exit: (186) [system] peek_char((0x55798e5fad60), a)
   Call: (186) [system] a=(;)
   Fail: (186) [system] a=(;)
^  Call: (186) [user] is_like_space(a)
   Call: (187) [system] char_type(a, 'white')
   Fail: (187) [system] char_type(a, 'white')
   Call: (187) [system] char_type(a, end_of_line)
   Fail: (187) [system] char_type(a, end_of_line)
   Call: (187) [system] char_type(a, space)
   Fail: (187) [system] char_type(a, space)
   Call: (187) [system] char_type(a, cntrl)
   Fail: (187) [system] char_type(a, cntrl)
^  Fail: (186) [user] is_like_space(a)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1524970)
   Exit: (185) [system] peek_char((0x55798e5fad60), a)
   Call: (185) [system] a=')'
   Fail: (185) [system] a=')'
   Call: (185) [system] a=end_of_file
   Fail: (185) [system] a=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _1530540)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1532398)
   Exit: (187) [system] peek_char((0x55798e5fad60), a)
   Call: (187) [system] a=(;)
   Fail: (187) [system] a=(;)
^  Call: (187) [user] is_like_space(a)
   Call: (188) [system] char_type(a, 'white')
   Fail: (188) [system] char_type(a, 'white')
   Call: (188) [system] char_type(a, end_of_line)
   Fail: (188) [system] char_type(a, end_of_line)
   Call: (188) [system] char_type(a, space)
   Fail: (188) [system] char_type(a, space)
   Call: (188) [system] char_type(a, cntrl)
   Fail: (188) [system] char_type(a, cntrl)
^  Fail: (187) [user] is_like_space(a)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _1546552)
   Exit: (186) [system] get_char((0x55798e5fad60), a)
   Call: (186) [system] a='('
   Fail: (186) [system] a='('
   Call: (186) [system] a='['
   Fail: (186) [system] a='['
   Call: (186) [system] a='{'
   Fail: (186) [system] a='{'
   Call: (186) [system] a='"'
   Fail: (186) [system] a='"'
   Call: (186) [system] a=!
   Fail: (186) [system] a=!
   Call: (186) [system] a='\''
   Fail: (186) [system] a='\''
   Call: (186) [system] a='`'
   Fail: (186) [system] a='`'
   Call: (186) [system] a=end_of_file
   Fail: (186) [system] a=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), a, _1530540)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _1564194)
   Call: (188) [system] peek_char((0x55798e5fad60), _1565128)
   Exit: (188) [system] peek_char((0x55798e5fad60), s)
^  Call: (188) [user] is_delimiter(s)
   Call: (189) [system] char_type(s, space)
   Fail: (189) [system] char_type(s, space)
   Call: (189) [system] arg(_1569848, v('(', ')', end_of_file), s)
   Fail: (189) [system] arg(_1570780, v('(', ')', end_of_file), s)
^  Fail: (188) [user] is_delimiter(s)
   Call: (188) [system] ')'==s
   Fail: (188) [system] ')'==s
   Call: (188) [system] get_char((0x55798e5fad60), s)
   Exit: (188) [system] get_char((0x55798e5fad60), s)
   Call: (188) [system] s=(\)
   Fail: (188) [system] s=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1578130)
   Call: (189) [system] peek_char((0x55798e5fad60), _1579064)
   Exit: (189) [system] peek_char((0x55798e5fad60), s)
^  Call: (189) [user] is_delimiter(s)
   Call: (190) [system] char_type(s, space)
   Fail: (190) [system] char_type(s, space)
   Call: (190) [system] arg(_1583784, v('(', ')', end_of_file), s)
   Fail: (190) [system] arg(_1584716, v('(', ')', end_of_file), s)
^  Fail: (189) [user] is_delimiter(s)
   Call: (189) [system] ')'==s
   Fail: (189) [system] ')'==s
   Call: (189) [system] get_char((0x55798e5fad60), s)
   Exit: (189) [system] get_char((0x55798e5fad60), s)
   Call: (189) [system] s=(\)
   Fail: (189) [system] s=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _1592066)
   Call: (190) [system] peek_char((0x55798e5fad60), _1593000)
   Exit: (190) [system] peek_char((0x55798e5fad60), e)
^  Call: (190) [user] is_delimiter(e)
   Call: (191) [system] char_type(e, space)
   Fail: (191) [system] char_type(e, space)
   Call: (191) [system] arg(_1597720, v('(', ')', end_of_file), e)
   Fail: (191) [system] arg(_1598652, v('(', ')', end_of_file), e)
^  Fail: (190) [user] is_delimiter(e)
   Call: (190) [system] ')'==e
   Fail: (190) [system] ')'==e
   Call: (190) [system] get_char((0x55798e5fad60), e)
   Exit: (190) [system] get_char((0x55798e5fad60), e)
   Call: (190) [system] e=(\)
   Fail: (190) [system] e=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1606002)
   Call: (191) [system] peek_char((0x55798e5fad60), _1606936)
   Exit: (191) [system] peek_char((0x55798e5fad60), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_1611656, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_1612588, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55798e5fad60), r)
   Exit: (191) [system] get_char((0x55798e5fad60), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1619938)
   Call: (192) [system] peek_char((0x55798e5fad60), _1620872)
   Exit: (192) [system] peek_char((0x55798e5fad60), t)
^  Call: (192) [user] is_delimiter(t)
   Call: (193) [system] char_type(t, space)
   Fail: (193) [system] char_type(t, space)
   Call: (193) [system] arg(_1625592, v('(', ')', end_of_file), t)
   Fail: (193) [system] arg(_1626524, v('(', ')', end_of_file), t)
^  Fail: (192) [user] is_delimiter(t)
   Call: (192) [system] ')'==t
   Fail: (192) [system] ')'==t
   Call: (192) [system] get_char((0x55798e5fad60), t)
   Exit: (192) [system] get_char((0x55798e5fad60), t)
   Call: (192) [system] t=(\)
   Fail: (192) [system] t=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1633874)
   Call: (193) [system] peek_char((0x55798e5fad60), _1634808)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'E')
^  Call: (193) [user] is_delimiter('E')
   Call: (194) [system] char_type('E', space)
   Fail: (194) [system] char_type('E', space)
   Call: (194) [system] arg(_1639528, v('(', ')', end_of_file), 'E')
   Fail: (194) [system] arg(_1640460, v('(', ')', end_of_file), 'E')
^  Fail: (193) [user] is_delimiter('E')
   Call: (193) [system] ')'=='E'
   Fail: (193) [system] ')'=='E'
   Call: (193) [system] get_char((0x55798e5fad60), 'E')
   Exit: (193) [system] get_char((0x55798e5fad60), 'E')
   Call: (193) [system] 'E'=(\)
   Fail: (193) [system] 'E'=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1647810)
   Call: (194) [system] peek_char((0x55798e5fad60), _1648744)
   Exit: (194) [system] peek_char((0x55798e5fad60), q)
^  Call: (194) [user] is_delimiter(q)
   Call: (195) [system] char_type(q, space)
   Fail: (195) [system] char_type(q, space)
   Call: (195) [system] arg(_1653464, v('(', ')', end_of_file), q)
   Fail: (195) [system] arg(_1654396, v('(', ')', end_of_file), q)
^  Fail: (194) [user] is_delimiter(q)
   Call: (194) [system] ')'==q
   Fail: (194) [system] ')'==q
   Call: (194) [system] get_char((0x55798e5fad60), q)
   Exit: (194) [system] get_char((0x55798e5fad60), q)
   Call: (194) [system] q=(\)
   Fail: (194) [system] q=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1661746)
   Call: (195) [system] peek_char((0x55798e5fad60), _1662680)
   Exit: (195) [system] peek_char((0x55798e5fad60), u)
^  Call: (195) [user] is_delimiter(u)
   Call: (196) [system] char_type(u, space)
   Fail: (196) [system] char_type(u, space)
   Call: (196) [system] arg(_1667400, v('(', ')', end_of_file), u)
   Fail: (196) [system] arg(_1668332, v('(', ')', end_of_file), u)
^  Fail: (195) [user] is_delimiter(u)
   Call: (195) [system] ')'==u
   Fail: (195) [system] ')'==u
   Call: (195) [system] get_char((0x55798e5fad60), u)
   Exit: (195) [system] get_char((0x55798e5fad60), u)
   Call: (195) [system] u=(\)
   Fail: (195) [system] u=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1675682)
   Call: (196) [system] peek_char((0x55798e5fad60), _1676616)
   Exit: (196) [system] peek_char((0x55798e5fad60), a)
^  Call: (196) [user] is_delimiter(a)
   Call: (197) [system] char_type(a, space)
   Fail: (197) [system] char_type(a, space)
   Call: (197) [system] arg(_1681336, v('(', ')', end_of_file), a)
   Fail: (197) [system] arg(_1682268, v('(', ')', end_of_file), a)
^  Fail: (196) [user] is_delimiter(a)
   Call: (196) [system] ')'==a
   Fail: (196) [system] ')'==a
   Call: (196) [system] get_char((0x55798e5fad60), a)
   Exit: (196) [system] get_char((0x55798e5fad60), a)
   Call: (196) [system] a=(\)
   Fail: (196) [system] a=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1689618)
   Call: (197) [system] peek_char((0x55798e5fad60), _1690552)
   Exit: (197) [system] peek_char((0x55798e5fad60), l)
^  Call: (197) [user] is_delimiter(l)
   Call: (198) [system] char_type(l, space)
   Fail: (198) [system] char_type(l, space)
   Call: (198) [system] arg(_1695272, v('(', ')', end_of_file), l)
   Fail: (198) [system] arg(_1696204, v('(', ')', end_of_file), l)
^  Fail: (197) [user] is_delimiter(l)
   Call: (197) [system] ')'==l
   Fail: (197) [system] ')'==l
   Call: (197) [system] get_char((0x55798e5fad60), l)
   Exit: (197) [system] get_char((0x55798e5fad60), l)
   Call: (197) [system] l=(\)
   Fail: (197) [system] l=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1703554)
   Call: (198) [system] peek_char((0x55798e5fad60), _1704488)
   Exit: (198) [system] peek_char((0x55798e5fad60), 'T')
^  Call: (198) [user] is_delimiter('T')
   Call: (199) [system] char_type('T', space)
   Fail: (199) [system] char_type('T', space)
   Call: (199) [system] arg(_1709208, v('(', ')', end_of_file), 'T')
   Fail: (199) [system] arg(_1710140, v('(', ')', end_of_file), 'T')
^  Fail: (198) [user] is_delimiter('T')
   Call: (198) [system] ')'=='T'
   Fail: (198) [system] ')'=='T'
   Call: (198) [system] get_char((0x55798e5fad60), 'T')
   Exit: (198) [system] get_char((0x55798e5fad60), 'T')
   Call: (198) [system] 'T'=(\)
   Fail: (198) [system] 'T'=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1717490)
   Call: (199) [system] peek_char((0x55798e5fad60), _1718424)
   Exit: (199) [system] peek_char((0x55798e5fad60), o)
^  Call: (199) [user] is_delimiter(o)
   Call: (200) [system] char_type(o, space)
   Fail: (200) [system] char_type(o, space)
   Call: (200) [system] arg(_1723144, v('(', ')', end_of_file), o)
   Fail: (200) [system] arg(_1724076, v('(', ')', end_of_file), o)
^  Fail: (199) [user] is_delimiter(o)
   Call: (199) [system] ')'==o
   Fail: (199) [system] ')'==o
   Call: (199) [system] get_char((0x55798e5fad60), o)
   Exit: (199) [system] get_char((0x55798e5fad60), o)
   Call: (199) [system] o=(\)
   Fail: (199) [system] o=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1731426)
   Call: (200) [system] peek_char((0x55798e5fad60), _1732360)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'R')
^  Call: (200) [user] is_delimiter('R')
   Call: (201) [system] char_type('R', space)
   Fail: (201) [system] char_type('R', space)
   Call: (201) [system] arg(_1737080, v('(', ')', end_of_file), 'R')
   Fail: (201) [system] arg(_1738012, v('(', ')', end_of_file), 'R')
^  Fail: (200) [user] is_delimiter('R')
   Call: (200) [system] ')'=='R'
   Fail: (200) [system] ')'=='R'
   Call: (200) [system] get_char((0x55798e5fad60), 'R')
   Exit: (200) [system] get_char((0x55798e5fad60), 'R')
   Call: (200) [system] 'R'=(\)
   Fail: (200) [system] 'R'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1745362)
   Call: (201) [system] peek_char((0x55798e5fad60), _1746296)
   Exit: (201) [system] peek_char((0x55798e5fad60), e)
^  Call: (201) [user] is_delimiter(e)
   Call: (202) [system] char_type(e, space)
   Fail: (202) [system] char_type(e, space)
   Call: (202) [system] arg(_1751016, v('(', ')', end_of_file), e)
   Fail: (202) [system] arg(_1751948, v('(', ')', end_of_file), e)
^  Fail: (201) [user] is_delimiter(e)
   Call: (201) [system] ')'==e
   Fail: (201) [system] ')'==e
   Call: (201) [system] get_char((0x55798e5fad60), e)
   Exit: (201) [system] get_char((0x55798e5fad60), e)
   Call: (201) [system] e=(\)
   Fail: (201) [system] e=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1759298)
   Call: (202) [system] peek_char((0x55798e5fad60), _1760232)
   Exit: (202) [system] peek_char((0x55798e5fad60), s)
^  Call: (202) [user] is_delimiter(s)
   Call: (203) [system] char_type(s, space)
   Fail: (203) [system] char_type(s, space)
   Call: (203) [system] arg(_1764952, v('(', ')', end_of_file), s)
   Fail: (203) [system] arg(_1765884, v('(', ')', end_of_file), s)
^  Fail: (202) [user] is_delimiter(s)
   Call: (202) [system] ')'==s
   Fail: (202) [system] ')'==s
   Call: (202) [system] get_char((0x55798e5fad60), s)
   Exit: (202) [system] get_char((0x55798e5fad60), s)
   Call: (202) [system] s=(\)
   Fail: (202) [system] s=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1773234)
   Call: (203) [system] peek_char((0x55798e5fad60), _1774168)
   Exit: (203) [system] peek_char((0x55798e5fad60), u)
^  Call: (203) [user] is_delimiter(u)
   Call: (204) [system] char_type(u, space)
   Fail: (204) [system] char_type(u, space)
   Call: (204) [system] arg(_1778888, v('(', ')', end_of_file), u)
   Fail: (204) [system] arg(_1779820, v('(', ')', end_of_file), u)
^  Fail: (203) [user] is_delimiter(u)
   Call: (203) [system] ')'==u
   Fail: (203) [system] ')'==u
   Call: (203) [system] get_char((0x55798e5fad60), u)
   Exit: (203) [system] get_char((0x55798e5fad60), u)
   Call: (203) [system] u=(\)
   Fail: (203) [system] u=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1787170)
   Call: (204) [system] peek_char((0x55798e5fad60), _1788104)
   Exit: (204) [system] peek_char((0x55798e5fad60), l)
^  Call: (204) [user] is_delimiter(l)
   Call: (205) [system] char_type(l, space)
   Fail: (205) [system] char_type(l, space)
   Call: (205) [system] arg(_1792824, v('(', ')', end_of_file), l)
   Fail: (205) [system] arg(_1793756, v('(', ')', end_of_file), l)
^  Fail: (204) [user] is_delimiter(l)
   Call: (204) [system] ')'==l
   Fail: (204) [system] ')'==l
   Call: (204) [system] get_char((0x55798e5fad60), l)
   Exit: (204) [system] get_char((0x55798e5fad60), l)
   Call: (204) [system] l=(\)
   Fail: (204) [system] l=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1801106)
   Call: (205) [system] peek_char((0x55798e5fad60), _1802040)
   Exit: (205) [system] peek_char((0x55798e5fad60), t)
^  Call: (205) [user] is_delimiter(t)
   Call: (206) [system] char_type(t, space)
   Fail: (206) [system] char_type(t, space)
   Call: (206) [system] arg(_1806760, v('(', ')', end_of_file), t)
   Fail: (206) [system] arg(_1807692, v('(', ')', end_of_file), t)
^  Fail: (205) [user] is_delimiter(t)
   Call: (205) [system] ')'==t
   Fail: (205) [system] ')'==t
   Call: (205) [system] get_char((0x55798e5fad60), t)
   Exit: (205) [system] get_char((0x55798e5fad60), t)
   Call: (205) [system] t=(\)
   Fail: (205) [system] t=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1815042)
   Call: (206) [system] peek_char((0x55798e5fad60), _1815976)
   Exit: (206) [system] peek_char((0x55798e5fad60), '\n')
^  Call: (206) [user] is_delimiter('\n')
   Call: (207) [system] char_type('\n', space)
   Exit: (207) [system] char_type('\n', space)
^  Exit: (206) [user] is_delimiter('\n')
   Call: (206) [system] _1815042=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _1801106=[t]
   Exit: (205) [system] [t]=[t]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [t])
   Call: (204) [system] _1787170=[l, t]
   Exit: (204) [system] [l, t]=[l, t]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, t])
   Call: (203) [system] _1773234=[u, l, t]
   Exit: (203) [system] [u, l, t]=[u, l, t]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, l, t])
   Call: (202) [system] _1759298=[s, u, l, t]
   Exit: (202) [system] [s, u, l, t]=[s, u, l, t]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, u, l, t])
   Call: (201) [system] _1745362=[e, s, u, l, t]
   Exit: (201) [system] [e, s, u, l, t]=[e, s, u, l, t]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, u, l, t])
   Call: (200) [system] _1731426=['R', e, s, u, l, t]
   Exit: (200) [system] ['R', e, s, u, l, t]=['R', e, s, u, l, t]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), ['R', e, s, u, l, t])
   Call: (199) [system] _1717490=[o, 'R', e, s, u, l, t]
   Exit: (199) [system] [o, 'R', e, s, u, l, t]=[o, 'R', e, s, u, l, t]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, 'R', e, s, u, l, t])
   Call: (198) [system] _1703554=['T', o, 'R', e, s, u, l, t]
   Exit: (198) [system] ['T', o, 'R', e, s, u, l, t]=['T', o, 'R', e, s, u, l, t]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), ['T', o, 'R', e, s, u, l, t])
   Call: (197) [system] _1689618=[l, 'T', o, 'R', e, s, u, l, t]
   Exit: (197) [system] [l, 'T', o, 'R', e, s, u, l, t]=[l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, 'T', o, 'R', e, s, u, l, t])
   Call: (196) [system] _1675682=[a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (196) [system] [a, l, 'T', o, 'R', e, s, u, l, t]=[a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (195) [system] _1661746=[u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (195) [system] [u, a, l, 'T', o, 'R', e, s, u, l, t]=[u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (194) [system] _1647810=[q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (194) [system] [q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (193) [system] _1633874=['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (193) [system] ['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), ['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (192) [system] _1619938=[t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (192) [system] [t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (191) [system] _1606002=[r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (191) [system] [r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (190) [system] _1592066=[e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (190) [system] [e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (189) [system] _1578130=[s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (189) [system] [s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (188) [system] _1564194=[s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (188) [system] [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
^  Call: (187) [user] classify_and_convert_charseq(a, [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _1530540)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_1875578, _1875580), once(user:catch(read_from_chars([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _1530540), _1875554, fail)), '$restore_trace'(_1875578, _1875580))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_1875578, _1875580))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult), _1875554, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(assertEqualToResult)
   Exit: (188) [system] atomic(assertEqualToResult)
^  Exit: (187) [user] classify_and_convert_charseq(a, [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), a, assertEqualToResult)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), assertEqualToResult)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _1883078)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1884936)
   Exit: (187) [system] peek_char((0x55798e5fad60), '\n')
   Call: (187) [system] '\n'=(;)
   Fail: (187) [system] '\n'=(;)
^  Call: (187) [user] is_like_space('\n')
   Call: (188) [system] char_type('\n', 'white')
   Fail: (188) [system] char_type('\n', 'white')
   Call: (188) [system] char_type('\n', end_of_line)
   Exit: (188) [system] char_type('\n', end_of_line)
^  Exit: (187) [user] is_like_space('\n')
   Call: (187) [system] get_char((0x55798e5fad60), _1894530)
   Exit: (187) [system] get_char((0x55798e5fad60), '\n')
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1897234)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _1904972)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1907676)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _1915414)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1918118)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _1925856)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1928560)
   Exit: (191) [system] peek_char((0x55798e5fad60), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55798e5fad60), _1936298)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1939002)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1957776)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=')'
   Fail: (186) [system] '('=')'
   Call: (186) [system] '('=end_of_file
   Fail: (186) [system] '('=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _1963346)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1965204)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=(;)
   Fail: (188) [system] '('=(;)
^  Call: (188) [user] is_like_space('(')
   Call: (189) [system] char_type('(', 'white')
   Fail: (189) [system] char_type('(', 'white')
   Call: (189) [system] char_type('(', end_of_line)
   Fail: (189) [system] char_type('(', end_of_line)
   Call: (189) [system] char_type('(', space)
   Fail: (189) [system] char_type('(', space)
   Call: (189) [system] char_type('(', cntrl)
   Fail: (189) [system] char_type('(', cntrl)
^  Fail: (188) [user] is_like_space('(')
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _1979358)
   Exit: (187) [system] get_char((0x55798e5fad60), '(')
   Call: (187) [system] '('='('
   Exit: (187) [system] '('='('
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _1963346)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1984928)
   Exit: (189) [system] peek_char((0x55798e5fad60), k)
   Call: (189) [system] k=(;)
   Fail: (189) [system] k=(;)
^  Call: (189) [user] is_like_space(k)
   Call: (190) [system] char_type(k, 'white')
   Fail: (190) [system] char_type(k, 'white')
   Call: (190) [system] char_type(k, end_of_line)
   Fail: (190) [system] char_type(k, end_of_line)
   Call: (190) [system] char_type(k, space)
   Fail: (190) [system] char_type(k, space)
   Call: (190) [system] char_type(k, cntrl)
   Fail: (190) [system] char_type(k, cntrl)
^  Fail: (189) [user] is_like_space(k)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1999082)
   Exit: (188) [system] peek_char((0x55798e5fad60), k)
   Call: (188) [system] k=')'
   Fail: (188) [system] k=')'
   Call: (188) [system] k=end_of_file
   Fail: (188) [system] k=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _2004652)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _2006510)
   Exit: (190) [system] peek_char((0x55798e5fad60), k)
   Call: (190) [system] k=(;)
   Fail: (190) [system] k=(;)
^  Call: (190) [user] is_like_space(k)
   Call: (191) [system] char_type(k, 'white')
   Fail: (191) [system] char_type(k, 'white')
   Call: (191) [system] char_type(k, end_of_line)
   Fail: (191) [system] char_type(k, end_of_line)
   Call: (191) [system] char_type(k, space)
   Fail: (191) [system] char_type(k, space)
   Call: (191) [system] char_type(k, cntrl)
   Fail: (191) [system] char_type(k, cntrl)
^  Fail: (190) [user] is_like_space(k)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _2020664)
   Exit: (189) [system] get_char((0x55798e5fad60), k)
   Call: (189) [system] k='('
   Fail: (189) [system] k='('
   Call: (189) [system] k='['
   Fail: (189) [system] k='['
   Call: (189) [system] k='{'
   Fail: (189) [system] k='{'
   Call: (189) [system] k='"'
   Fail: (189) [system] k='"'
   Call: (189) [system] k=!
   Fail: (189) [system] k=!
   Call: (189) [system] k='\''
   Fail: (189) [system] k='\''
   Call: (189) [system] k='`'
   Fail: (189) [system] k='`'
   Call: (189) [system] k=end_of_file
   Fail: (189) [system] k=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), k, _2004652)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _2038306)
   Call: (191) [system] peek_char((0x55798e5fad60), _2039240)
   Exit: (191) [system] peek_char((0x55798e5fad60), b)
^  Call: (191) [user] is_delimiter(b)
   Call: (192) [system] char_type(b, space)
   Fail: (192) [system] char_type(b, space)
   Call: (192) [system] arg(_2043960, v('(', ')', end_of_file), b)
   Fail: (192) [system] arg(_2044892, v('(', ')', end_of_file), b)
^  Fail: (191) [user] is_delimiter(b)
   Call: (191) [system] ')'==b
   Fail: (191) [system] ')'==b
   Call: (191) [system] get_char((0x55798e5fad60), b)
   Exit: (191) [system] get_char((0x55798e5fad60), b)
   Call: (191) [system] b=(\)
   Fail: (191) [system] b=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _2052242)
   Call: (192) [system] peek_char((0x55798e5fad60), _2053176)
   Exit: (192) [system] peek_char((0x55798e5fad60), ')')
^  Call: (192) [user] is_delimiter(')')
   Call: (193) [system] char_type(')', space)
   Fail: (193) [system] char_type(')', space)
   Call: (193) [system] arg(_2057896, v('(', ')', end_of_file), ')')
   Exit: (193) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (192) [user] is_delimiter(')')
   Call: (192) [system] _2052242=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (191) [system] _2038306=[b]
   Exit: (191) [system] [b]=[b]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (190) [user] classify_and_convert_charseq(k, [b], _2004652)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_2067152, _2067154), once(user:catch(read_from_chars([k, b], _2004652), _2067128, fail)), '$restore_trace'(_2067152, _2067154))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_2067152, _2067154))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _2067128, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(kb)
   Exit: (191) [system] atomic(kb)
^  Exit: (190) [user] classify_and_convert_charseq(k, [b], kb)
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), k, kb)
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), kb)
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _2074652)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _2076510)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _2090664)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _2094454)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _3380=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _3372=[kb]
   Exit: (188) [system] [kb]=[kb]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [kb])
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), [kb])
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _9324)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _11182)
   Exit: (188) [system] peek_char((0x55798e5fad60), '\n')
   Call: (188) [system] '\n'=(;)
   Fail: (188) [system] '\n'=(;)
^  Call: (188) [user] is_like_space('\n')
   Call: (189) [system] char_type('\n', 'white')
   Fail: (189) [system] char_type('\n', 'white')
   Call: (189) [system] char_type('\n', end_of_line)
   Exit: (189) [system] char_type('\n', end_of_line)
^  Exit: (188) [user] is_like_space('\n')
   Call: (188) [system] get_char((0x55798e5fad60), _20776)
   Exit: (188) [system] get_char((0x55798e5fad60), '\n')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _23480)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _31218)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _33922)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _41660)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _44364)
   Exit: (191) [system] peek_char((0x55798e5fad60), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55798e5fad60), _52102)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _54806)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _62544)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _65248)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _84022)
   Exit: (187) [system] peek_char((0x55798e5fad60), '(')
   Call: (187) [system] '('=')'
   Fail: (187) [system] '('=')'
   Call: (187) [system] '('=end_of_file
   Fail: (187) [system] '('=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _89592)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _91450)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _105604)
   Exit: (188) [system] get_char((0x55798e5fad60), '(')
   Call: (188) [system] '('='('
   Exit: (188) [system] '('='('
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _89592)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _111174)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _118912)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _121616)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _136694)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _142264)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _144122)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _158276)
   Exit: (190) [system] get_char((0x55798e5fad60), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _142264)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _163846)
   Exit: (192) [system] peek_char((0x55798e5fad60), :)
   Call: (192) [system] (:)=(;)
   Fail: (192) [system] (:)=(;)
^  Call: (192) [user] is_like_space(:)
   Call: (193) [system] char_type(:, 'white')
   Fail: (193) [system] char_type(:, 'white')
   Call: (193) [system] char_type(:, end_of_line)
   Fail: (193) [system] char_type(:, end_of_line)
   Call: (193) [system] char_type(:, space)
   Fail: (193) [system] char_type(:, space)
   Call: (193) [system] char_type(:, cntrl)
   Fail: (193) [system] char_type(:, cntrl)
^  Fail: (192) [user] is_like_space(:)
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _178000)
   Exit: (191) [system] peek_char((0x55798e5fad60), :)
   Call: (191) [system] (:)=')'
   Fail: (191) [system] (:)=')'
   Call: (191) [system] (:)=end_of_file
   Fail: (191) [system] (:)=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _183570)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _185428)
   Exit: (193) [system] peek_char((0x55798e5fad60), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _199582)
   Exit: (192) [system] get_char((0x55798e5fad60), :)
   Call: (192) [system] (:)='('
   Fail: (192) [system] (:)='('
   Call: (192) [system] (:)='['
   Fail: (192) [system] (:)='['
   Call: (192) [system] (:)='{'
   Fail: (192) [system] (:)='{'
   Call: (192) [system] (:)='"'
   Fail: (192) [system] (:)='"'
   Call: (192) [system] (:)=!
   Fail: (192) [system] (:)=!
   Call: (192) [system] (:)='\''
   Fail: (192) [system] (:)='\''
   Call: (192) [system] (:)='`'
   Fail: (192) [system] (:)='`'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55798e5fad60), :, _183570)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _217224)
   Call: (194) [system] peek_char((0x55798e5fad60), _218158)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _217224=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (193) [user] classify_and_convert_charseq(:, [], _183570)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_227468, _227470), once(user:catch(read_from_chars([:], _183570), _227444, fail)), '$restore_trace'(_227468, _227470))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_227468, _227470))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _227444, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(:)
   Exit: (194) [system] atomic(:)
^  Exit: (193) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (192) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _234968)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _236826)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _244564)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _247268)
   Exit: (194) [system] peek_char((0x55798e5fad60), a)
   Call: (194) [system] a=(;)
   Fail: (194) [system] a=(;)
^  Call: (194) [user] is_like_space(a)
   Call: (195) [system] char_type(a, 'white')
   Fail: (195) [system] char_type(a, 'white')
   Call: (195) [system] char_type(a, end_of_line)
   Fail: (195) [system] char_type(a, end_of_line)
   Call: (195) [system] char_type(a, space)
   Fail: (195) [system] char_type(a, space)
   Call: (195) [system] char_type(a, cntrl)
   Fail: (195) [system] char_type(a, cntrl)
^  Fail: (194) [user] is_like_space(a)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _262346)
   Exit: (192) [system] peek_char((0x55798e5fad60), a)
   Call: (192) [system] a=')'
   Fail: (192) [system] a=')'
   Call: (192) [system] a=end_of_file
   Fail: (192) [system] a=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _267916)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _269774)
   Exit: (194) [system] peek_char((0x55798e5fad60), a)
   Call: (194) [system] a=(;)
   Fail: (194) [system] a=(;)
^  Call: (194) [user] is_like_space(a)
   Call: (195) [system] char_type(a, 'white')
   Fail: (195) [system] char_type(a, 'white')
   Call: (195) [system] char_type(a, end_of_line)
   Fail: (195) [system] char_type(a, end_of_line)
   Call: (195) [system] char_type(a, space)
   Fail: (195) [system] char_type(a, space)
   Call: (195) [system] char_type(a, cntrl)
   Fail: (195) [system] char_type(a, cntrl)
^  Fail: (194) [user] is_like_space(a)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _283928)
   Exit: (193) [system] get_char((0x55798e5fad60), a)
   Call: (193) [system] a='('
   Fail: (193) [system] a='('
   Call: (193) [system] a='['
   Fail: (193) [system] a='['
   Call: (193) [system] a='{'
   Fail: (193) [system] a='{'
   Call: (193) [system] a='"'
   Fail: (193) [system] a='"'
   Call: (193) [system] a=!
   Fail: (193) [system] a=!
   Call: (193) [system] a='\''
   Fail: (193) [system] a='\''
   Call: (193) [system] a='`'
   Fail: (193) [system] a='`'
   Call: (193) [system] a=end_of_file
   Fail: (193) [system] a=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), a, _267916)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _301570)
   Call: (195) [system] peek_char((0x55798e5fad60), _302504)
   Exit: (195) [system] peek_char((0x55798e5fad60), b)
^  Call: (195) [user] is_delimiter(b)
   Call: (196) [system] char_type(b, space)
   Fail: (196) [system] char_type(b, space)
   Call: (196) [system] arg(_307224, v('(', ')', end_of_file), b)
   Fail: (196) [system] arg(_308156, v('(', ')', end_of_file), b)
^  Fail: (195) [user] is_delimiter(b)
   Call: (195) [system] ')'==b
   Fail: (195) [system] ')'==b
   Call: (195) [system] get_char((0x55798e5fad60), b)
   Exit: (195) [system] get_char((0x55798e5fad60), b)
   Call: (195) [system] b=(\)
   Fail: (195) [system] b=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _315506)
   Call: (196) [system] peek_char((0x55798e5fad60), _316440)
   Exit: (196) [system] peek_char((0x55798e5fad60), c)
^  Call: (196) [user] is_delimiter(c)
   Call: (197) [system] char_type(c, space)
   Fail: (197) [system] char_type(c, space)
   Call: (197) [system] arg(_321160, v('(', ')', end_of_file), c)
   Fail: (197) [system] arg(_322092, v('(', ')', end_of_file), c)
^  Fail: (196) [user] is_delimiter(c)
   Call: (196) [system] ')'==c
   Fail: (196) [system] ')'==c
   Call: (196) [system] get_char((0x55798e5fad60), c)
   Exit: (196) [system] get_char((0x55798e5fad60), c)
   Call: (196) [system] c=(\)
   Fail: (196) [system] c=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _329442)
   Call: (197) [system] peek_char((0x55798e5fad60), _330376)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _329442=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (196) [system] _315506=[c]
   Exit: (196) [system] [c]=[c]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (195) [system] _301570=[b, c]
   Exit: (195) [system] [b, c]=[b, c]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (194) [user] classify_and_convert_charseq(a, [b, c], _267916)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_345274, _345276), once(user:catch(read_from_chars([a, b, c], _267916), _345250, fail)), '$restore_trace'(_345274, _345276))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_345274, _345276))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _345250, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(abc)
   Exit: (195) [system] atomic(abc)
^  Exit: (194) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _352774)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _354632)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _362370)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _365074)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _380152)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _385722)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _387580)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _401734)
   Exit: (194) [system] get_char((0x55798e5fad60), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _385722)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _407304)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'I')
   Call: (196) [system] 'I'=(;)
   Fail: (196) [system] 'I'=(;)
^  Call: (196) [user] is_like_space('I')
   Call: (197) [system] char_type('I', 'white')
   Fail: (197) [system] char_type('I', 'white')
   Call: (197) [system] char_type('I', end_of_line)
   Fail: (197) [system] char_type('I', end_of_line)
   Call: (197) [system] char_type('I', space)
   Fail: (197) [system] char_type('I', space)
   Call: (197) [system] char_type('I', cntrl)
   Fail: (197) [system] char_type('I', cntrl)
^  Fail: (196) [user] is_like_space('I')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _421458)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'I')
   Call: (195) [system] 'I'=')'
   Fail: (195) [system] 'I'=')'
   Call: (195) [system] 'I'=end_of_file
   Fail: (195) [system] 'I'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _427028)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _428886)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'I')
   Call: (197) [system] 'I'=(;)
   Fail: (197) [system] 'I'=(;)
^  Call: (197) [user] is_like_space('I')
   Call: (198) [system] char_type('I', 'white')
   Fail: (198) [system] char_type('I', 'white')
   Call: (198) [system] char_type('I', end_of_line)
   Fail: (198) [system] char_type('I', end_of_line)
   Call: (198) [system] char_type('I', space)
   Fail: (198) [system] char_type('I', space)
   Call: (198) [system] char_type('I', cntrl)
   Fail: (198) [system] char_type('I', cntrl)
^  Fail: (197) [user] is_like_space('I')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _443040)
   Exit: (196) [system] get_char((0x55798e5fad60), 'I')
   Call: (196) [system] 'I'='('
   Fail: (196) [system] 'I'='('
   Call: (196) [system] 'I'='['
   Fail: (196) [system] 'I'='['
   Call: (196) [system] 'I'='{'
   Fail: (196) [system] 'I'='{'
   Call: (196) [system] 'I'='"'
   Fail: (196) [system] 'I'='"'
   Call: (196) [system] 'I'=!
   Fail: (196) [system] 'I'=!
   Call: (196) [system] 'I'='\''
   Fail: (196) [system] 'I'='\''
   Call: (196) [system] 'I'='`'
   Fail: (196) [system] 'I'='`'
   Call: (196) [system] 'I'=end_of_file
   Fail: (196) [system] 'I'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), 'I', _427028)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _460682)
   Call: (198) [system] peek_char((0x55798e5fad60), _461616)
   Exit: (198) [system] peek_char((0x55798e5fad60), m)
^  Call: (198) [user] is_delimiter(m)
   Call: (199) [system] char_type(m, space)
   Fail: (199) [system] char_type(m, space)
   Call: (199) [system] arg(_466336, v('(', ')', end_of_file), m)
   Fail: (199) [system] arg(_467268, v('(', ')', end_of_file), m)
^  Fail: (198) [user] is_delimiter(m)
   Call: (198) [system] ')'==m
   Fail: (198) [system] ')'==m
   Call: (198) [system] get_char((0x55798e5fad60), m)
   Exit: (198) [system] get_char((0x55798e5fad60), m)
   Call: (198) [system] m=(\)
   Fail: (198) [system] m=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _474618)
   Call: (199) [system] peek_char((0x55798e5fad60), _475552)
   Exit: (199) [system] peek_char((0x55798e5fad60), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_480272, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_481204, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55798e5fad60), p)
   Exit: (199) [system] get_char((0x55798e5fad60), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _488554)
   Call: (200) [system] peek_char((0x55798e5fad60), _489488)
   Exit: (200) [system] peek_char((0x55798e5fad60), l)
^  Call: (200) [user] is_delimiter(l)
   Call: (201) [system] char_type(l, space)
   Fail: (201) [system] char_type(l, space)
   Call: (201) [system] arg(_494208, v('(', ')', end_of_file), l)
   Fail: (201) [system] arg(_495140, v('(', ')', end_of_file), l)
^  Fail: (200) [user] is_delimiter(l)
   Call: (200) [system] ')'==l
   Fail: (200) [system] ')'==l
   Call: (200) [system] get_char((0x55798e5fad60), l)
   Exit: (200) [system] get_char((0x55798e5fad60), l)
   Call: (200) [system] l=(\)
   Fail: (200) [system] l=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _502490)
   Call: (201) [system] peek_char((0x55798e5fad60), _503424)
   Exit: (201) [system] peek_char((0x55798e5fad60), i)
^  Call: (201) [user] is_delimiter(i)
   Call: (202) [system] char_type(i, space)
   Fail: (202) [system] char_type(i, space)
   Call: (202) [system] arg(_508144, v('(', ')', end_of_file), i)
   Fail: (202) [system] arg(_509076, v('(', ')', end_of_file), i)
^  Fail: (201) [user] is_delimiter(i)
   Call: (201) [system] ')'==i
   Fail: (201) [system] ')'==i
   Call: (201) [system] get_char((0x55798e5fad60), i)
   Exit: (201) [system] get_char((0x55798e5fad60), i)
   Call: (201) [system] i=(\)
   Fail: (201) [system] i=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _516426)
   Call: (202) [system] peek_char((0x55798e5fad60), _517360)
   Exit: (202) [system] peek_char((0x55798e5fad60), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_522080, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_523012, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55798e5fad60), c)
   Exit: (202) [system] get_char((0x55798e5fad60), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _530362)
   Call: (203) [system] peek_char((0x55798e5fad60), _531296)
   Exit: (203) [system] peek_char((0x55798e5fad60), a)
^  Call: (203) [user] is_delimiter(a)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] arg(_536016, v('(', ')', end_of_file), a)
   Fail: (204) [system] arg(_536948, v('(', ')', end_of_file), a)
^  Fail: (203) [user] is_delimiter(a)
   Call: (203) [system] ')'==a
   Fail: (203) [system] ')'==a
   Call: (203) [system] get_char((0x55798e5fad60), a)
   Exit: (203) [system] get_char((0x55798e5fad60), a)
   Call: (203) [system] a=(\)
   Fail: (203) [system] a=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _544298)
   Call: (204) [system] peek_char((0x55798e5fad60), _545232)
   Exit: (204) [system] peek_char((0x55798e5fad60), t)
^  Call: (204) [user] is_delimiter(t)
   Call: (205) [system] char_type(t, space)
   Fail: (205) [system] char_type(t, space)
   Call: (205) [system] arg(_549952, v('(', ')', end_of_file), t)
   Fail: (205) [system] arg(_550884, v('(', ')', end_of_file), t)
^  Fail: (204) [user] is_delimiter(t)
   Call: (204) [system] ')'==t
   Fail: (204) [system] ')'==t
   Call: (204) [system] get_char((0x55798e5fad60), t)
   Exit: (204) [system] get_char((0x55798e5fad60), t)
   Call: (204) [system] t=(\)
   Fail: (204) [system] t=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _558234)
   Call: (205) [system] peek_char((0x55798e5fad60), _559168)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_563888, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_564820, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _572170)
   Call: (206) [system] peek_char((0x55798e5fad60), _573104)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_577824, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_578756, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _586106)
   Call: (207) [system] peek_char((0x55798e5fad60), _587040)
   Exit: (207) [system] peek_char((0x55798e5fad60), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_591760, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_592692, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55798e5fad60), n)
   Exit: (207) [system] get_char((0x55798e5fad60), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _600042)
   Call: (208) [system] peek_char((0x55798e5fad60), _600976)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _600042=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _586106=[n]
   Exit: (207) [system] [n]=[n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (206) [system] _572170=[o, n]
   Exit: (206) [system] [o, n]=[o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (205) [system] _558234=[i, o, n]
   Exit: (205) [system] [i, o, n]=[i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (204) [system] _544298=[t, i, o, n]
   Exit: (204) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (203) [system] _530362=[a, t, i, o, n]
   Exit: (203) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (202) [system] _516426=[c, a, t, i, o, n]
   Exit: (202) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (201) [system] _502490=[i, c, a, t, i, o, n]
   Exit: (201) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (200) [system] _488554=[l, i, c, a, t, i, o, n]
   Exit: (200) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (199) [system] _474618=[p, l, i, c, a, t, i, o, n]
   Exit: (199) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (198) [system] _460682=[m, p, l, i, c, a, t, i, o, n]
   Exit: (198) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (197) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _427028)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_638226, _638228), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _427028), _638202, fail)), '$restore_trace'(_638226, _638228))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_638226, _638228))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _427028), _638202, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_427028)
   Fail: (198) [system] atomic(_427028)
   Call: (198) [system] atom_chars(_427028, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (198) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (197) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _647602)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _649460)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _657198)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _659902)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _674980)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _680550)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _682408)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _696562)
   Exit: (197) [system] get_char((0x55798e5fad60), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _680550)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _702132)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'A')
   Call: (199) [system] 'A'=(;)
   Fail: (199) [system] 'A'=(;)
^  Call: (199) [user] is_like_space('A')
   Call: (200) [system] char_type('A', 'white')
   Fail: (200) [system] char_type('A', 'white')
   Call: (200) [system] char_type('A', end_of_line)
   Fail: (200) [system] char_type('A', end_of_line)
   Call: (200) [system] char_type('A', space)
   Fail: (200) [system] char_type('A', space)
   Call: (200) [system] char_type('A', cntrl)
   Fail: (200) [system] char_type('A', cntrl)
^  Fail: (199) [user] is_like_space('A')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _716286)
   Exit: (198) [system] peek_char((0x55798e5fad60), 'A')
   Call: (198) [system] 'A'=')'
   Fail: (198) [system] 'A'=')'
   Call: (198) [system] 'A'=end_of_file
   Fail: (198) [system] 'A'=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _721856)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _723714)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'A')
   Call: (200) [system] 'A'=(;)
   Fail: (200) [system] 'A'=(;)
^  Call: (200) [user] is_like_space('A')
   Call: (201) [system] char_type('A', 'white')
   Fail: (201) [system] char_type('A', 'white')
   Call: (201) [system] char_type('A', end_of_line)
   Fail: (201) [system] char_type('A', end_of_line)
   Call: (201) [system] char_type('A', space)
   Fail: (201) [system] char_type('A', space)
   Call: (201) [system] char_type('A', cntrl)
   Fail: (201) [system] char_type('A', cntrl)
^  Fail: (200) [user] is_like_space('A')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _737868)
   Exit: (199) [system] get_char((0x55798e5fad60), 'A')
   Call: (199) [system] 'A'='('
   Fail: (199) [system] 'A'='('
   Call: (199) [system] 'A'='['
   Fail: (199) [system] 'A'='['
   Call: (199) [system] 'A'='{'
   Fail: (199) [system] 'A'='{'
   Call: (199) [system] 'A'='"'
   Fail: (199) [system] 'A'='"'
   Call: (199) [system] 'A'=!
   Fail: (199) [system] 'A'=!
   Call: (199) [system] 'A'='\''
   Fail: (199) [system] 'A'='\''
   Call: (199) [system] 'A'='`'
   Fail: (199) [system] 'A'='`'
   Call: (199) [system] 'A'=end_of_file
   Fail: (199) [system] 'A'=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), 'A', _721856)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _755510)
   Call: (201) [system] peek_char((0x55798e5fad60), _756444)
   Exit: (201) [system] peek_char((0x55798e5fad60), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_761164, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_762096, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55798e5fad60), n)
   Exit: (201) [system] get_char((0x55798e5fad60), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _769446)
   Call: (202) [system] peek_char((0x55798e5fad60), _770380)
   Exit: (202) [system] peek_char((0x55798e5fad60), d)
^  Call: (202) [user] is_delimiter(d)
   Call: (203) [system] char_type(d, space)
   Fail: (203) [system] char_type(d, space)
   Call: (203) [system] arg(_775100, v('(', ')', end_of_file), d)
   Fail: (203) [system] arg(_776032, v('(', ')', end_of_file), d)
^  Fail: (202) [user] is_delimiter(d)
   Call: (202) [system] ')'==d
   Fail: (202) [system] ')'==d
   Call: (202) [system] get_char((0x55798e5fad60), d)
   Exit: (202) [system] get_char((0x55798e5fad60), d)
   Call: (202) [system] d=(\)
   Fail: (202) [system] d=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _783382)
   Call: (203) [system] peek_char((0x55798e5fad60), _784316)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (203) [user] is_delimiter('L')
   Call: (204) [system] char_type('L', space)
   Fail: (204) [system] char_type('L', space)
   Call: (204) [system] arg(_789036, v('(', ')', end_of_file), 'L')
   Fail: (204) [system] arg(_789968, v('(', ')', end_of_file), 'L')
^  Fail: (203) [user] is_delimiter('L')
   Call: (203) [system] ')'=='L'
   Fail: (203) [system] ')'=='L'
   Call: (203) [system] get_char((0x55798e5fad60), 'L')
   Exit: (203) [system] get_char((0x55798e5fad60), 'L')
   Call: (203) [system] 'L'=(\)
   Fail: (203) [system] 'L'=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _797318)
   Call: (204) [system] peek_char((0x55798e5fad60), _798252)
   Exit: (204) [system] peek_char((0x55798e5fad60), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_802972, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_803904, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55798e5fad60), i)
   Exit: (204) [system] get_char((0x55798e5fad60), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _811254)
   Call: (205) [system] peek_char((0x55798e5fad60), _812188)
   Exit: (205) [system] peek_char((0x55798e5fad60), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_816908, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_817840, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55798e5fad60), n)
   Exit: (205) [system] get_char((0x55798e5fad60), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _825190)
   Call: (206) [system] peek_char((0x55798e5fad60), _826124)
   Exit: (206) [system] peek_char((0x55798e5fad60), k)
^  Call: (206) [user] is_delimiter(k)
   Call: (207) [system] char_type(k, space)
   Fail: (207) [system] char_type(k, space)
   Call: (207) [system] arg(_830844, v('(', ')', end_of_file), k)
   Fail: (207) [system] arg(_831776, v('(', ')', end_of_file), k)
^  Fail: (206) [user] is_delimiter(k)
   Call: (206) [system] ')'==k
   Fail: (206) [system] ')'==k
   Call: (206) [system] get_char((0x55798e5fad60), k)
   Exit: (206) [system] get_char((0x55798e5fad60), k)
   Call: (206) [system] k=(\)
   Fail: (206) [system] k=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _839126)
   Call: (207) [system] peek_char((0x55798e5fad60), _840060)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _839126=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (206) [system] _825190=[k]
   Exit: (206) [system] [k]=[k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (205) [system] _811254=[n, k]
   Exit: (205) [system] [n, k]=[n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (204) [system] _797318=[i, n, k]
   Exit: (204) [system] [i, n, k]=[i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (203) [system] _783382=['L', i, n, k]
   Exit: (203) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (202) [system] _769446=[d, 'L', i, n, k]
   Exit: (202) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (201) [system] _755510=[n, d, 'L', i, n, k]
   Exit: (201) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (200) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _721856)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_866134, _866136), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _721856), _866110, fail)), '$restore_trace'(_866134, _866136))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_866134, _866136))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _721856), _866110, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(_721856)
   Fail: (201) [system] atomic(_721856)
   Call: (201) [system] atom_chars(_721856, ['A', n, d, 'L', i, n, k])
   Exit: (201) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (200) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _875510)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _877368)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _885106)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _887810)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'A')
   Call: (201) [system] 'A'=(;)
   Fail: (201) [system] 'A'=(;)
^  Call: (201) [user] is_like_space('A')
   Call: (202) [system] char_type('A', 'white')
   Fail: (202) [system] char_type('A', 'white')
   Call: (202) [system] char_type('A', end_of_line)
   Fail: (202) [system] char_type('A', end_of_line)
   Call: (202) [system] char_type('A', space)
   Fail: (202) [system] char_type('A', space)
   Call: (202) [system] char_type('A', cntrl)
   Fail: (202) [system] char_type('A', cntrl)
^  Fail: (201) [user] is_like_space('A')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _902888)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'A')
   Call: (199) [system] 'A'=')'
   Fail: (199) [system] 'A'=')'
   Call: (199) [system] 'A'=end_of_file
   Fail: (199) [system] 'A'=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _908458)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _910316)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'A')
   Call: (201) [system] 'A'=(;)
   Fail: (201) [system] 'A'=(;)
^  Call: (201) [user] is_like_space('A')
   Call: (202) [system] char_type('A', 'white')
   Fail: (202) [system] char_type('A', 'white')
   Call: (202) [system] char_type('A', end_of_line)
   Fail: (202) [system] char_type('A', end_of_line)
   Call: (202) [system] char_type('A', space)
   Fail: (202) [system] char_type('A', space)
   Call: (202) [system] char_type('A', cntrl)
   Fail: (202) [system] char_type('A', cntrl)
^  Fail: (201) [user] is_like_space('A')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _924470)
   Exit: (200) [system] get_char((0x55798e5fad60), 'A')
   Call: (200) [system] 'A'='('
   Fail: (200) [system] 'A'='('
   Call: (200) [system] 'A'='['
   Fail: (200) [system] 'A'='['
   Call: (200) [system] 'A'='{'
   Fail: (200) [system] 'A'='{'
   Call: (200) [system] 'A'='"'
   Fail: (200) [system] 'A'='"'
   Call: (200) [system] 'A'=!
   Fail: (200) [system] 'A'=!
   Call: (200) [system] 'A'='\''
   Fail: (200) [system] 'A'='\''
   Call: (200) [system] 'A'='`'
   Fail: (200) [system] 'A'='`'
   Call: (200) [system] 'A'=end_of_file
   Fail: (200) [system] 'A'=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), 'A', _908458)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _942112)
   Call: (202) [system] peek_char((0x55798e5fad60), _943046)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _942112=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (201) [user] classify_and_convert_charseq('A', [], _908458)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_952356, _952358), once(user:catch(read_from_chars(['A'], _908458), _952332, fail)), '$restore_trace'(_952356, _952358))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_952356, _952358))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _908458), _952332, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(_908458)
   Fail: (202) [system] atomic(_908458)
   Call: (202) [system] atom_chars(_908458, ['A'])
   Exit: (202) [system] atom_chars('A', ['A'])
^  Exit: (201) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _961732)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _963590)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _971328)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _974032)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'B')
   Call: (202) [system] 'B'=(;)
   Fail: (202) [system] 'B'=(;)
^  Call: (202) [user] is_like_space('B')
   Call: (203) [system] char_type('B', 'white')
   Fail: (203) [system] char_type('B', 'white')
   Call: (203) [system] char_type('B', end_of_line)
   Fail: (203) [system] char_type('B', end_of_line)
   Call: (203) [system] char_type('B', space)
   Fail: (203) [system] char_type('B', space)
   Call: (203) [system] char_type('B', cntrl)
   Fail: (203) [system] char_type('B', cntrl)
^  Fail: (202) [user] is_like_space('B')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _989110)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'B')
   Call: (200) [system] 'B'=')'
   Fail: (200) [system] 'B'=')'
   Call: (200) [system] 'B'=end_of_file
   Fail: (200) [system] 'B'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _994680)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _996538)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'B')
   Call: (202) [system] 'B'=(;)
   Fail: (202) [system] 'B'=(;)
^  Call: (202) [user] is_like_space('B')
   Call: (203) [system] char_type('B', 'white')
   Fail: (203) [system] char_type('B', 'white')
   Call: (203) [system] char_type('B', end_of_line)
   Fail: (203) [system] char_type('B', end_of_line)
   Call: (203) [system] char_type('B', space)
   Fail: (203) [system] char_type('B', space)
   Call: (203) [system] char_type('B', cntrl)
   Fail: (203) [system] char_type('B', cntrl)
^  Fail: (202) [user] is_like_space('B')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1010692)
   Exit: (201) [system] get_char((0x55798e5fad60), 'B')
   Call: (201) [system] 'B'='('
   Fail: (201) [system] 'B'='('
   Call: (201) [system] 'B'='['
   Fail: (201) [system] 'B'='['
   Call: (201) [system] 'B'='{'
   Fail: (201) [system] 'B'='{'
   Call: (201) [system] 'B'='"'
   Fail: (201) [system] 'B'='"'
   Call: (201) [system] 'B'=!
   Fail: (201) [system] 'B'=!
   Call: (201) [system] 'B'='\''
   Fail: (201) [system] 'B'='\''
   Call: (201) [system] 'B'='`'
   Fail: (201) [system] 'B'='`'
   Call: (201) [system] 'B'=end_of_file
   Fail: (201) [system] 'B'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), 'B', _994680)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1028334)
   Call: (203) [system] peek_char((0x55798e5fad60), _1029268)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
^  Call: (203) [user] is_delimiter(')')
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] arg(_1033988, v('(', ')', end_of_file), ')')
   Exit: (204) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (203) [user] is_delimiter(')')
   Call: (203) [system] _1028334=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (202) [user] classify_and_convert_charseq('B', [], _994680)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1040450, _1040452), once(user:catch(read_from_chars(['B'], _994680), _1040426, fail)), '$restore_trace'(_1040450, _1040452))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1040450, _1040452))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _994680), _1040426, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_994680)
   Fail: (203) [system] atomic(_994680)
   Call: (203) [system] atom_chars(_994680, ['B'])
   Exit: (203) [system] atom_chars('B', ['B'])
^  Exit: (202) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1049826)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1051684)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1065838)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55798e5fad60), _1069628)
   Exit: (201) [system] get_char((0x55798e5fad60), ')')
   Call: (201) [system] _1049826=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [])
   Call: (200) [system] _961732=['B']
   Exit: (200) [system] ['B']=['B']
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (199) [system] _875510=['A', 'B']
   Exit: (199) [system] ['A', 'B']=['A', 'B']
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (198) [system] _680550=['AndLink', 'A', 'B']
   Exit: (198) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1083510)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1085368)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1093106)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1095810)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'C')
   Call: (199) [system] 'C'=(;)
   Fail: (199) [system] 'C'=(;)
^  Call: (199) [user] is_like_space('C')
   Call: (200) [system] char_type('C', 'white')
   Fail: (200) [system] char_type('C', 'white')
   Call: (200) [system] char_type('C', end_of_line)
   Fail: (200) [system] char_type('C', end_of_line)
   Call: (200) [system] char_type('C', space)
   Fail: (200) [system] char_type('C', space)
   Call: (200) [system] char_type('C', cntrl)
   Fail: (200) [system] char_type('C', cntrl)
^  Fail: (199) [user] is_like_space('C')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1110888)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'C')
   Call: (197) [system] 'C'=')'
   Fail: (197) [system] 'C'=')'
   Call: (197) [system] 'C'=end_of_file
   Fail: (197) [system] 'C'=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1116458)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1118316)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'C')
   Call: (199) [system] 'C'=(;)
   Fail: (199) [system] 'C'=(;)
^  Call: (199) [user] is_like_space('C')
   Call: (200) [system] char_type('C', 'white')
   Fail: (200) [system] char_type('C', 'white')
   Call: (200) [system] char_type('C', end_of_line)
   Fail: (200) [system] char_type('C', end_of_line)
   Call: (200) [system] char_type('C', space)
   Fail: (200) [system] char_type('C', space)
   Call: (200) [system] char_type('C', cntrl)
   Fail: (200) [system] char_type('C', cntrl)
^  Fail: (199) [user] is_like_space('C')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1132470)
   Exit: (198) [system] get_char((0x55798e5fad60), 'C')
   Call: (198) [system] 'C'='('
   Fail: (198) [system] 'C'='('
   Call: (198) [system] 'C'='['
   Fail: (198) [system] 'C'='['
   Call: (198) [system] 'C'='{'
   Fail: (198) [system] 'C'='{'
   Call: (198) [system] 'C'='"'
   Fail: (198) [system] 'C'='"'
   Call: (198) [system] 'C'=!
   Fail: (198) [system] 'C'=!
   Call: (198) [system] 'C'='\''
   Fail: (198) [system] 'C'='\''
   Call: (198) [system] 'C'='`'
   Fail: (198) [system] 'C'='`'
   Call: (198) [system] 'C'=end_of_file
   Fail: (198) [system] 'C'=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1116458)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1150112)
   Call: (200) [system] peek_char((0x55798e5fad60), _1151046)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
^  Call: (200) [user] is_delimiter(')')
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] arg(_1155766, v('(', ')', end_of_file), ')')
   Exit: (201) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (200) [user] is_delimiter(')')
   Call: (200) [system] _1150112=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (199) [user] classify_and_convert_charseq('C', [], _1116458)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_1162228, _1162230), once(user:catch(read_from_chars(['C'], _1116458), _1162204, fail)), '$restore_trace'(_1162228, _1162230))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_1162228, _1162230))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1116458), _1162204, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(_1116458)
   Fail: (200) [system] atomic(_1116458)
   Call: (200) [system] atom_chars(_1116458, ['C'])
   Exit: (200) [system] atom_chars('C', ['C'])
^  Exit: (199) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1171604)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1173462)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1187616)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55798e5fad60), _1191406)
   Exit: (198) [system] get_char((0x55798e5fad60), ')')
   Call: (198) [system] _1171604=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [])
   Call: (197) [system] _1083510=['C']
   Exit: (197) [system] ['C']=['C']
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (196) [system] _647602=[['AndLink', 'A', 'B'], 'C']
   Exit: (196) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (195) [system] _385722=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (195) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1205288)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1207146)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1221300)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55798e5fad60), _1225090)
   Exit: (194) [system] get_char((0x55798e5fad60), ')')
   Call: (194) [system] _1205288=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [])
   Call: (193) [system] _352774=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (193) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (192) [system] _234968=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (192) [system] [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (191) [system] _142264=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (191) [system] [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _1238972)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1240830)
   Exit: (191) [system] peek_char((0x55798e5fad60), '\n')
   Call: (191) [system] '\n'=(;)
   Fail: (191) [system] '\n'=(;)
^  Call: (191) [user] is_like_space('\n')
   Call: (192) [system] char_type('\n', 'white')
   Fail: (192) [system] char_type('\n', 'white')
   Call: (192) [system] char_type('\n', end_of_line)
   Exit: (192) [system] char_type('\n', end_of_line)
^  Exit: (191) [user] is_like_space('\n')
   Call: (191) [system] get_char((0x55798e5fad60), _1250424)
   Exit: (191) [system] get_char((0x55798e5fad60), '\n')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1253128)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _1260866)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1263570)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1271308)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1274012)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1281750)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1284454)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1292192)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1294896)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1302634)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1305338)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1313076)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1315780)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1336402)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _1341972)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1343830)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _1357984)
   Exit: (191) [system] get_char((0x55798e5fad60), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1341972)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1363554)
   Exit: (193) [system] peek_char((0x55798e5fad60), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1377708)
   Exit: (192) [system] peek_char((0x55798e5fad60), :)
   Call: (192) [system] (:)=')'
   Fail: (192) [system] (:)=')'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1383278)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1385136)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1399290)
   Exit: (193) [system] get_char((0x55798e5fad60), :)
   Call: (193) [system] (:)='('
   Fail: (193) [system] (:)='('
   Call: (193) [system] (:)='['
   Fail: (193) [system] (:)='['
   Call: (193) [system] (:)='{'
   Fail: (193) [system] (:)='{'
   Call: (193) [system] (:)='"'
   Fail: (193) [system] (:)='"'
   Call: (193) [system] (:)=!
   Fail: (193) [system] (:)=!
   Call: (193) [system] (:)='\''
   Fail: (193) [system] (:)='\''
   Call: (193) [system] (:)='`'
   Fail: (193) [system] (:)='`'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), :, _1383278)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1416932)
   Call: (195) [system] peek_char((0x55798e5fad60), _1417866)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _1416932=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (194) [user] classify_and_convert_charseq(:, [], _1383278)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_1427176, _1427178), once(user:catch(read_from_chars([:], _1383278), _1427152, fail)), '$restore_trace'(_1427176, _1427178))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_1427176, _1427178))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1427152, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(:)
   Exit: (195) [system] atomic(:)
^  Exit: (194) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1434676)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1436534)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1444272)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1446976)
   Exit: (195) [system] peek_char((0x55798e5fad60), a)
   Call: (195) [system] a=(;)
   Fail: (195) [system] a=(;)
^  Call: (195) [user] is_like_space(a)
   Call: (196) [system] char_type(a, 'white')
   Fail: (196) [system] char_type(a, 'white')
   Call: (196) [system] char_type(a, end_of_line)
   Fail: (196) [system] char_type(a, end_of_line)
   Call: (196) [system] char_type(a, space)
   Fail: (196) [system] char_type(a, space)
   Call: (196) [system] char_type(a, cntrl)
   Fail: (196) [system] char_type(a, cntrl)
^  Fail: (195) [user] is_like_space(a)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1462054)
   Exit: (193) [system] peek_char((0x55798e5fad60), a)
   Call: (193) [system] a=')'
   Fail: (193) [system] a=')'
   Call: (193) [system] a=end_of_file
   Fail: (193) [system] a=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1467624)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1469482)
   Exit: (195) [system] peek_char((0x55798e5fad60), a)
   Call: (195) [system] a=(;)
   Fail: (195) [system] a=(;)
^  Call: (195) [user] is_like_space(a)
   Call: (196) [system] char_type(a, 'white')
   Fail: (196) [system] char_type(a, 'white')
   Call: (196) [system] char_type(a, end_of_line)
   Fail: (196) [system] char_type(a, end_of_line)
   Call: (196) [system] char_type(a, space)
   Fail: (196) [system] char_type(a, space)
   Call: (196) [system] char_type(a, cntrl)
   Fail: (196) [system] char_type(a, cntrl)
^  Fail: (195) [user] is_like_space(a)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1483636)
   Exit: (194) [system] get_char((0x55798e5fad60), a)
   Call: (194) [system] a='('
   Fail: (194) [system] a='('
   Call: (194) [system] a='['
   Fail: (194) [system] a='['
   Call: (194) [system] a='{'
   Fail: (194) [system] a='{'
   Call: (194) [system] a='"'
   Fail: (194) [system] a='"'
   Call: (194) [system] a=!
   Fail: (194) [system] a=!
   Call: (194) [system] a='\''
   Fail: (194) [system] a='\''
   Call: (194) [system] a='`'
   Fail: (194) [system] a='`'
   Call: (194) [system] a=end_of_file
   Fail: (194) [system] a=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), a, _1467624)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1501278)
   Call: (196) [system] peek_char((0x55798e5fad60), _1502212)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _1501278=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (195) [user] classify_and_convert_charseq(a, [], _1467624)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_1511522, _1511524), once(user:catch(read_from_chars([a], _1467624), _1511498, fail)), '$restore_trace'(_1511522, _1511524))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_1511522, _1511524))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1511498, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(a)
   Exit: (196) [system] atomic(a)
^  Exit: (195) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1519022)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1520880)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1528618)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1531322)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'A')
   Call: (196) [system] 'A'=(;)
   Fail: (196) [system] 'A'=(;)
^  Call: (196) [user] is_like_space('A')
   Call: (197) [system] char_type('A', 'white')
   Fail: (197) [system] char_type('A', 'white')
   Call: (197) [system] char_type('A', end_of_line)
   Fail: (197) [system] char_type('A', end_of_line)
   Call: (197) [system] char_type('A', space)
   Fail: (197) [system] char_type('A', space)
   Call: (197) [system] char_type('A', cntrl)
   Fail: (197) [system] char_type('A', cntrl)
^  Fail: (196) [user] is_like_space('A')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1546400)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'A')
   Call: (194) [system] 'A'=')'
   Fail: (194) [system] 'A'=')'
   Call: (194) [system] 'A'=end_of_file
   Fail: (194) [system] 'A'=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1551970)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1553828)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'A')
   Call: (196) [system] 'A'=(;)
   Fail: (196) [system] 'A'=(;)
^  Call: (196) [user] is_like_space('A')
   Call: (197) [system] char_type('A', 'white')
   Fail: (197) [system] char_type('A', 'white')
   Call: (197) [system] char_type('A', end_of_line)
   Fail: (197) [system] char_type('A', end_of_line)
   Call: (197) [system] char_type('A', space)
   Fail: (197) [system] char_type('A', space)
   Call: (197) [system] char_type('A', cntrl)
   Fail: (197) [system] char_type('A', cntrl)
^  Fail: (196) [user] is_like_space('A')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1567982)
   Exit: (195) [system] get_char((0x55798e5fad60), 'A')
   Call: (195) [system] 'A'='('
   Fail: (195) [system] 'A'='('
   Call: (195) [system] 'A'='['
   Fail: (195) [system] 'A'='['
   Call: (195) [system] 'A'='{'
   Fail: (195) [system] 'A'='{'
   Call: (195) [system] 'A'='"'
   Fail: (195) [system] 'A'='"'
   Call: (195) [system] 'A'=!
   Fail: (195) [system] 'A'=!
   Call: (195) [system] 'A'='\''
   Fail: (195) [system] 'A'='\''
   Call: (195) [system] 'A'='`'
   Fail: (195) [system] 'A'='`'
   Call: (195) [system] 'A'=end_of_file
   Fail: (195) [system] 'A'=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1551970)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1585624)
   Call: (197) [system] peek_char((0x55798e5fad60), _1586558)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
^  Call: (197) [user] is_delimiter(')')
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] arg(_1591278, v('(', ')', end_of_file), ')')
   Exit: (198) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (197) [user] is_delimiter(')')
   Call: (197) [system] _1585624=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (196) [user] classify_and_convert_charseq('A', [], _1551970)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1597740, _1597742), once(user:catch(read_from_chars(['A'], _1551970), _1597716, fail)), '$restore_trace'(_1597740, _1597742))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1597740, _1597742))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1551970), _1597716, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(_1551970)
   Fail: (197) [system] atomic(_1551970)
   Call: (197) [system] atom_chars(_1551970, ['A'])
   Exit: (197) [system] atom_chars('A', ['A'])
^  Exit: (196) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1607116)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1608974)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1623128)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55798e5fad60), _1626918)
   Exit: (195) [system] get_char((0x55798e5fad60), ')')
   Call: (195) [system] _1607116=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [])
   Call: (194) [system] _1519022=['A']
   Exit: (194) [system] ['A']=['A']
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (193) [system] _1434676=[a, 'A']
   Exit: (193) [system] [a, 'A']=[a, 'A']
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [a, 'A'])
   Call: (192) [system] _1341972=[:, a, 'A']
   Exit: (192) [system] [:, a, 'A']=[:, a, 'A']
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [:, a, 'A'])
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), [:, a, 'A'])
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _1640800)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1642658)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _1650396)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1653100)
   Exit: (193) [system] peek_char((0x55798e5fad60), '\n')
   Call: (193) [system] '\n'=(;)
   Fail: (193) [system] '\n'=(;)
^  Call: (193) [user] is_like_space('\n')
   Call: (194) [system] char_type('\n', 'white')
   Fail: (194) [system] char_type('\n', 'white')
   Call: (194) [system] char_type('\n', end_of_line)
   Exit: (194) [system] char_type('\n', end_of_line)
^  Exit: (193) [user] is_like_space('\n')
   Call: (193) [system] get_char((0x55798e5fad60), _1662694)
   Exit: (193) [system] get_char((0x55798e5fad60), '\n')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1665398)
   Exit: (194) [system] peek_char((0x55798e5fad60), '\t')
   Call: (194) [system] '\t'=(;)
   Fail: (194) [system] '\t'=(;)
^  Call: (194) [user] is_like_space('\t')
   Call: (195) [system] char_type('\t', 'white')
   Exit: (195) [system] char_type('\t', 'white')
^  Exit: (194) [user] is_like_space('\t')
   Call: (194) [system] get_char((0x55798e5fad60), _1673136)
   Exit: (194) [system] get_char((0x55798e5fad60), '\t')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1675840)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1683578)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1686282)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1694020)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1696724)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1715498)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _1721068)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1722926)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _1737080)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1721068)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1742650)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1756804)
   Exit: (193) [system] peek_char((0x55798e5fad60), :)
   Call: (193) [system] (:)=')'
   Fail: (193) [system] (:)=')'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1762374)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1764232)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1778386)
   Exit: (194) [system] get_char((0x55798e5fad60), :)
   Call: (194) [system] (:)='('
   Fail: (194) [system] (:)='('
   Call: (194) [system] (:)='['
   Fail: (194) [system] (:)='['
   Call: (194) [system] (:)='{'
   Fail: (194) [system] (:)='{'
   Call: (194) [system] (:)='"'
   Fail: (194) [system] (:)='"'
   Call: (194) [system] (:)=!
   Fail: (194) [system] (:)=!
   Call: (194) [system] (:)='\''
   Fail: (194) [system] (:)='\''
   Call: (194) [system] (:)='`'
   Fail: (194) [system] (:)='`'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), :, _1762374)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1796028)
   Call: (196) [system] peek_char((0x55798e5fad60), _1796962)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _1796028=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (195) [user] classify_and_convert_charseq(:, [], _1762374)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_1806272, _1806274), once(user:catch(read_from_chars([:], _1762374), _1806248, fail)), '$restore_trace'(_1806272, _1806274))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_1806272, _1806274))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1806248, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(:)
   Exit: (196) [system] atomic(:)
^  Exit: (195) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1813772)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1815630)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1823368)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1826072)
   Exit: (196) [system] peek_char((0x55798e5fad60), a)
   Call: (196) [system] a=(;)
   Fail: (196) [system] a=(;)
^  Call: (196) [user] is_like_space(a)
   Call: (197) [system] char_type(a, 'white')
   Fail: (197) [system] char_type(a, 'white')
   Call: (197) [system] char_type(a, end_of_line)
   Fail: (197) [system] char_type(a, end_of_line)
   Call: (197) [system] char_type(a, space)
   Fail: (197) [system] char_type(a, space)
   Call: (197) [system] char_type(a, cntrl)
   Fail: (197) [system] char_type(a, cntrl)
^  Fail: (196) [user] is_like_space(a)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1841150)
   Exit: (194) [system] peek_char((0x55798e5fad60), a)
   Call: (194) [system] a=')'
   Fail: (194) [system] a=')'
   Call: (194) [system] a=end_of_file
   Fail: (194) [system] a=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1846720)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1848578)
   Exit: (196) [system] peek_char((0x55798e5fad60), a)
   Call: (196) [system] a=(;)
   Fail: (196) [system] a=(;)
^  Call: (196) [user] is_like_space(a)
   Call: (197) [system] char_type(a, 'white')
   Fail: (197) [system] char_type(a, 'white')
   Call: (197) [system] char_type(a, end_of_line)
   Fail: (197) [system] char_type(a, end_of_line)
   Call: (197) [system] char_type(a, space)
   Fail: (197) [system] char_type(a, space)
   Call: (197) [system] char_type(a, cntrl)
   Fail: (197) [system] char_type(a, cntrl)
^  Fail: (196) [user] is_like_space(a)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1862732)
   Exit: (195) [system] get_char((0x55798e5fad60), a)
   Call: (195) [system] a='('
   Fail: (195) [system] a='('
   Call: (195) [system] a='['
   Fail: (195) [system] a='['
   Call: (195) [system] a='{'
   Fail: (195) [system] a='{'
   Call: (195) [system] a='"'
   Fail: (195) [system] a='"'
   Call: (195) [system] a=!
   Fail: (195) [system] a=!
   Call: (195) [system] a='\''
   Fail: (195) [system] a='\''
   Call: (195) [system] a='`'
   Fail: (195) [system] a='`'
   Call: (195) [system] a=end_of_file
   Fail: (195) [system] a=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), a, _1846720)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1880374)
   Call: (197) [system] peek_char((0x55798e5fad60), _1881308)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1880374=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (196) [user] classify_and_convert_charseq(a, [], _1846720)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1890618, _1890620), once(user:catch(read_from_chars([a], _1846720), _1890594, fail)), '$restore_trace'(_1890618, _1890620))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1890618, _1890620))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1890594, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(a)
   Exit: (197) [system] atomic(a)
^  Exit: (196) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1898118)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1899976)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1907714)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1910418)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'B')
   Call: (197) [system] 'B'=(;)
   Fail: (197) [system] 'B'=(;)
^  Call: (197) [user] is_like_space('B')
   Call: (198) [system] char_type('B', 'white')
   Fail: (198) [system] char_type('B', 'white')
   Call: (198) [system] char_type('B', end_of_line)
   Fail: (198) [system] char_type('B', end_of_line)
   Call: (198) [system] char_type('B', space)
   Fail: (198) [system] char_type('B', space)
   Call: (198) [system] char_type('B', cntrl)
   Fail: (198) [system] char_type('B', cntrl)
^  Fail: (197) [user] is_like_space('B')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1925496)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'B')
   Call: (195) [system] 'B'=')'
   Fail: (195) [system] 'B'=')'
   Call: (195) [system] 'B'=end_of_file
   Fail: (195) [system] 'B'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1931066)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1932924)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'B')
   Call: (197) [system] 'B'=(;)
   Fail: (197) [system] 'B'=(;)
^  Call: (197) [user] is_like_space('B')
   Call: (198) [system] char_type('B', 'white')
   Fail: (198) [system] char_type('B', 'white')
   Call: (198) [system] char_type('B', end_of_line)
   Fail: (198) [system] char_type('B', end_of_line)
   Call: (198) [system] char_type('B', space)
   Fail: (198) [system] char_type('B', space)
   Call: (198) [system] char_type('B', cntrl)
   Fail: (198) [system] char_type('B', cntrl)
^  Fail: (197) [user] is_like_space('B')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1947078)
   Exit: (196) [system] get_char((0x55798e5fad60), 'B')
   Call: (196) [system] 'B'='('
   Fail: (196) [system] 'B'='('
   Call: (196) [system] 'B'='['
   Fail: (196) [system] 'B'='['
   Call: (196) [system] 'B'='{'
   Fail: (196) [system] 'B'='{'
   Call: (196) [system] 'B'='"'
   Fail: (196) [system] 'B'='"'
   Call: (196) [system] 'B'=!
   Fail: (196) [system] 'B'=!
   Call: (196) [system] 'B'='\''
   Fail: (196) [system] 'B'='\''
   Call: (196) [system] 'B'='`'
   Fail: (196) [system] 'B'='`'
   Call: (196) [system] 'B'=end_of_file
   Fail: (196) [system] 'B'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1931066)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1964720)
   Call: (198) [system] peek_char((0x55798e5fad60), _1965654)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
^  Call: (198) [user] is_delimiter(')')
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] arg(_1970374, v('(', ')', end_of_file), ')')
   Exit: (199) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (198) [user] is_delimiter(')')
   Call: (198) [system] _1964720=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (197) [user] classify_and_convert_charseq('B', [], _1931066)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1976836, _1976838), once(user:catch(read_from_chars(['B'], _1931066), _1976812, fail)), '$restore_trace'(_1976836, _1976838))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1976836, _1976838))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1931066), _1976812, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_1931066)
   Fail: (198) [system] atomic(_1931066)
   Call: (198) [system] atom_chars(_1931066, ['B'])
   Exit: (198) [system] atom_chars('B', ['B'])
^  Exit: (197) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1986212)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1988070)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _2002224)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _2006014)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _1986212=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _1898118=['B']
   Exit: (195) [system] ['B']=['B']
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (194) [system] _1813772=[a, 'B']
   Exit: (194) [system] [a, 'B']=[a, 'B']
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [a, 'B'])
   Call: (193) [system] _1721068=[:, a, 'B']
   Exit: (193) [system] [:, a, 'B']=[:, a, 'B']
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [:, a, 'B'])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), [:, a, 'B'])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _2019896)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _2021754)
   Exit: (193) [system] peek_char((0x55798e5fad60), '\n')
   Call: (193) [system] '\n'=(;)
   Fail: (193) [system] '\n'=(;)
^  Call: (193) [user] is_like_space('\n')
   Call: (194) [system] char_type('\n', 'white')
   Fail: (194) [system] char_type('\n', 'white')
   Call: (194) [system] char_type('\n', end_of_line)
   Exit: (194) [system] char_type('\n', end_of_line)
^  Exit: (193) [user] is_like_space('\n')
   Call: (193) [system] get_char((0x55798e5fad60), _2031348)
   Exit: (193) [system] get_char((0x55798e5fad60), '\n')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _2034052)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _2041790)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _2044494)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _2052232)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _2054936)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _2062674)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _2065378)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _2073116)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _2075820)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _2083558)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _2086262)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _2094000)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _3512)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _23972)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _29542)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _31400)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _45554)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _29542)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _51124)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _65278)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=')'
   Fail: (194) [system] (:)=')'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _70848)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _72706)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _86860)
   Exit: (195) [system] get_char((0x55798e5fad60), :)
   Call: (195) [system] (:)='('
   Fail: (195) [system] (:)='('
   Call: (195) [system] (:)='['
   Fail: (195) [system] (:)='['
   Call: (195) [system] (:)='{'
   Fail: (195) [system] (:)='{'
   Call: (195) [system] (:)='"'
   Fail: (195) [system] (:)='"'
   Call: (195) [system] (:)=!
   Fail: (195) [system] (:)=!
   Call: (195) [system] (:)='\''
   Fail: (195) [system] (:)='\''
   Call: (195) [system] (:)='`'
   Fail: (195) [system] (:)='`'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), :, _70848)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _104502)
   Call: (197) [system] peek_char((0x55798e5fad60), _105436)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _104502=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (196) [user] classify_and_convert_charseq(:, [], _70848)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_114746, _114748), once(user:catch(read_from_chars([:], _70848), _114722, fail)), '$restore_trace'(_114746, _114748))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_114746, _114748))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _114722, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(:)
   Exit: (197) [system] atomic(:)
^  Exit: (196) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _122246)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _124104)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _131842)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _134546)
   Exit: (197) [system] peek_char((0x55798e5fad60), c)
   Call: (197) [system] c=(;)
   Fail: (197) [system] c=(;)
^  Call: (197) [user] is_like_space(c)
   Call: (198) [system] char_type(c, 'white')
   Fail: (198) [system] char_type(c, 'white')
   Call: (198) [system] char_type(c, end_of_line)
   Fail: (198) [system] char_type(c, end_of_line)
   Call: (198) [system] char_type(c, space)
   Fail: (198) [system] char_type(c, space)
   Call: (198) [system] char_type(c, cntrl)
   Fail: (198) [system] char_type(c, cntrl)
^  Fail: (197) [user] is_like_space(c)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _149624)
   Exit: (195) [system] peek_char((0x55798e5fad60), c)
   Call: (195) [system] c=')'
   Fail: (195) [system] c=')'
   Call: (195) [system] c=end_of_file
   Fail: (195) [system] c=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _155194)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _157052)
   Exit: (197) [system] peek_char((0x55798e5fad60), c)
   Call: (197) [system] c=(;)
   Fail: (197) [system] c=(;)
^  Call: (197) [user] is_like_space(c)
   Call: (198) [system] char_type(c, 'white')
   Fail: (198) [system] char_type(c, 'white')
   Call: (198) [system] char_type(c, end_of_line)
   Fail: (198) [system] char_type(c, end_of_line)
   Call: (198) [system] char_type(c, space)
   Fail: (198) [system] char_type(c, space)
   Call: (198) [system] char_type(c, cntrl)
   Fail: (198) [system] char_type(c, cntrl)
^  Fail: (197) [user] is_like_space(c)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _171206)
   Exit: (196) [system] get_char((0x55798e5fad60), c)
   Call: (196) [system] c='('
   Fail: (196) [system] c='('
   Call: (196) [system] c='['
   Fail: (196) [system] c='['
   Call: (196) [system] c='{'
   Fail: (196) [system] c='{'
   Call: (196) [system] c='"'
   Fail: (196) [system] c='"'
   Call: (196) [system] c=!
   Fail: (196) [system] c=!
   Call: (196) [system] c='\''
   Fail: (196) [system] c='\''
   Call: (196) [system] c='`'
   Fail: (196) [system] c='`'
   Call: (196) [system] c=end_of_file
   Fail: (196) [system] c=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), c, _155194)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _188848)
   Call: (198) [system] peek_char((0x55798e5fad60), _189782)
   Exit: (198) [system] peek_char((0x55798e5fad60), d)
^  Call: (198) [user] is_delimiter(d)
   Call: (199) [system] char_type(d, space)
   Fail: (199) [system] char_type(d, space)
   Call: (199) [system] arg(_194502, v('(', ')', end_of_file), d)
   Fail: (199) [system] arg(_195434, v('(', ')', end_of_file), d)
^  Fail: (198) [user] is_delimiter(d)
   Call: (198) [system] ')'==d
   Fail: (198) [system] ')'==d
   Call: (198) [system] get_char((0x55798e5fad60), d)
   Exit: (198) [system] get_char((0x55798e5fad60), d)
   Call: (198) [system] d=(\)
   Fail: (198) [system] d=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _202784)
   Call: (199) [system] peek_char((0x55798e5fad60), _203718)
   Exit: (199) [system] peek_char((0x55798e5fad60), e)
^  Call: (199) [user] is_delimiter(e)
   Call: (200) [system] char_type(e, space)
   Fail: (200) [system] char_type(e, space)
   Call: (200) [system] arg(_208438, v('(', ')', end_of_file), e)
   Fail: (200) [system] arg(_209370, v('(', ')', end_of_file), e)
^  Fail: (199) [user] is_delimiter(e)
   Call: (199) [system] ')'==e
   Fail: (199) [system] ')'==e
   Call: (199) [system] get_char((0x55798e5fad60), e)
   Exit: (199) [system] get_char((0x55798e5fad60), e)
   Call: (199) [system] e=(\)
   Fail: (199) [system] e=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _216720)
   Call: (200) [system] peek_char((0x55798e5fad60), _217654)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _216720=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (199) [system] _202784=[e]
   Exit: (199) [system] [e]=[e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (198) [system] _188848=[d, e]
   Exit: (198) [system] [d, e]=[d, e]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (197) [user] classify_and_convert_charseq(c, [d, e], _155194)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_232552, _232554), once(user:catch(read_from_chars([c, d, e], _155194), _232528, fail)), '$restore_trace'(_232552, _232554))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_232552, _232554))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _232528, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(cde)
   Exit: (198) [system] atomic(cde)
^  Exit: (197) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _240052)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _241910)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _249648)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _252352)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _267430)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _273000)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _274858)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _289012)
   Exit: (197) [system] get_char((0x55798e5fad60), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _273000)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _294582)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'I')
   Call: (199) [system] 'I'=(;)
   Fail: (199) [system] 'I'=(;)
^  Call: (199) [user] is_like_space('I')
   Call: (200) [system] char_type('I', 'white')
   Fail: (200) [system] char_type('I', 'white')
   Call: (200) [system] char_type('I', end_of_line)
   Fail: (200) [system] char_type('I', end_of_line)
   Call: (200) [system] char_type('I', space)
   Fail: (200) [system] char_type('I', space)
   Call: (200) [system] char_type('I', cntrl)
   Fail: (200) [system] char_type('I', cntrl)
^  Fail: (199) [user] is_like_space('I')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _308736)
   Exit: (198) [system] peek_char((0x55798e5fad60), 'I')
   Call: (198) [system] 'I'=')'
   Fail: (198) [system] 'I'=')'
   Call: (198) [system] 'I'=end_of_file
   Fail: (198) [system] 'I'=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _314306)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _316164)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'I')
   Call: (200) [system] 'I'=(;)
   Fail: (200) [system] 'I'=(;)
^  Call: (200) [user] is_like_space('I')
   Call: (201) [system] char_type('I', 'white')
   Fail: (201) [system] char_type('I', 'white')
   Call: (201) [system] char_type('I', end_of_line)
   Fail: (201) [system] char_type('I', end_of_line)
   Call: (201) [system] char_type('I', space)
   Fail: (201) [system] char_type('I', space)
   Call: (201) [system] char_type('I', cntrl)
   Fail: (201) [system] char_type('I', cntrl)
^  Fail: (200) [user] is_like_space('I')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _330318)
   Exit: (199) [system] get_char((0x55798e5fad60), 'I')
   Call: (199) [system] 'I'='('
   Fail: (199) [system] 'I'='('
   Call: (199) [system] 'I'='['
   Fail: (199) [system] 'I'='['
   Call: (199) [system] 'I'='{'
   Fail: (199) [system] 'I'='{'
   Call: (199) [system] 'I'='"'
   Fail: (199) [system] 'I'='"'
   Call: (199) [system] 'I'=!
   Fail: (199) [system] 'I'=!
   Call: (199) [system] 'I'='\''
   Fail: (199) [system] 'I'='\''
   Call: (199) [system] 'I'='`'
   Fail: (199) [system] 'I'='`'
   Call: (199) [system] 'I'=end_of_file
   Fail: (199) [system] 'I'=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), 'I', _314306)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _347960)
   Call: (201) [system] peek_char((0x55798e5fad60), _348894)
   Exit: (201) [system] peek_char((0x55798e5fad60), m)
^  Call: (201) [user] is_delimiter(m)
   Call: (202) [system] char_type(m, space)
   Fail: (202) [system] char_type(m, space)
   Call: (202) [system] arg(_353614, v('(', ')', end_of_file), m)
   Fail: (202) [system] arg(_354546, v('(', ')', end_of_file), m)
^  Fail: (201) [user] is_delimiter(m)
   Call: (201) [system] ')'==m
   Fail: (201) [system] ')'==m
   Call: (201) [system] get_char((0x55798e5fad60), m)
   Exit: (201) [system] get_char((0x55798e5fad60), m)
   Call: (201) [system] m=(\)
   Fail: (201) [system] m=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _361896)
   Call: (202) [system] peek_char((0x55798e5fad60), _362830)
   Exit: (202) [system] peek_char((0x55798e5fad60), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_367550, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_368482, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55798e5fad60), p)
   Exit: (202) [system] get_char((0x55798e5fad60), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _375832)
   Call: (203) [system] peek_char((0x55798e5fad60), _376766)
   Exit: (203) [system] peek_char((0x55798e5fad60), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_381486, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_382418, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55798e5fad60), l)
   Exit: (203) [system] get_char((0x55798e5fad60), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _389768)
   Call: (204) [system] peek_char((0x55798e5fad60), _390702)
   Exit: (204) [system] peek_char((0x55798e5fad60), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_395422, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_396354, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55798e5fad60), i)
   Exit: (204) [system] get_char((0x55798e5fad60), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _403704)
   Call: (205) [system] peek_char((0x55798e5fad60), _404638)
   Exit: (205) [system] peek_char((0x55798e5fad60), c)
^  Call: (205) [user] is_delimiter(c)
   Call: (206) [system] char_type(c, space)
   Fail: (206) [system] char_type(c, space)
   Call: (206) [system] arg(_409358, v('(', ')', end_of_file), c)
   Fail: (206) [system] arg(_410290, v('(', ')', end_of_file), c)
^  Fail: (205) [user] is_delimiter(c)
   Call: (205) [system] ')'==c
   Fail: (205) [system] ')'==c
   Call: (205) [system] get_char((0x55798e5fad60), c)
   Exit: (205) [system] get_char((0x55798e5fad60), c)
   Call: (205) [system] c=(\)
   Fail: (205) [system] c=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _417640)
   Call: (206) [system] peek_char((0x55798e5fad60), _418574)
   Exit: (206) [system] peek_char((0x55798e5fad60), a)
^  Call: (206) [user] is_delimiter(a)
   Call: (207) [system] char_type(a, space)
   Fail: (207) [system] char_type(a, space)
   Call: (207) [system] arg(_423294, v('(', ')', end_of_file), a)
   Fail: (207) [system] arg(_424226, v('(', ')', end_of_file), a)
^  Fail: (206) [user] is_delimiter(a)
   Call: (206) [system] ')'==a
   Fail: (206) [system] ')'==a
   Call: (206) [system] get_char((0x55798e5fad60), a)
   Exit: (206) [system] get_char((0x55798e5fad60), a)
   Call: (206) [system] a=(\)
   Fail: (206) [system] a=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _431576)
   Call: (207) [system] peek_char((0x55798e5fad60), _432510)
   Exit: (207) [system] peek_char((0x55798e5fad60), t)
^  Call: (207) [user] is_delimiter(t)
   Call: (208) [system] char_type(t, space)
   Fail: (208) [system] char_type(t, space)
   Call: (208) [system] arg(_437230, v('(', ')', end_of_file), t)
   Fail: (208) [system] arg(_438162, v('(', ')', end_of_file), t)
^  Fail: (207) [user] is_delimiter(t)
   Call: (207) [system] ')'==t
   Fail: (207) [system] ')'==t
   Call: (207) [system] get_char((0x55798e5fad60), t)
   Exit: (207) [system] get_char((0x55798e5fad60), t)
   Call: (207) [system] t=(\)
   Fail: (207) [system] t=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _445512)
   Call: (208) [system] peek_char((0x55798e5fad60), _446446)
   Exit: (208) [system] peek_char((0x55798e5fad60), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_451166, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_452098, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55798e5fad60), i)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _459448)
   Call: (209) [system] peek_char((0x55798e5fad60), _460382)
   Exit: (209) [system] peek_char((0x55798e5fad60), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_465102, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_466034, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55798e5fad60), o)
   Exit: (209) [system] get_char((0x55798e5fad60), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _473384)
   Call: (210) [system] peek_char((0x55798e5fad60), _474318)
   Exit: (210) [system] peek_char((0x55798e5fad60), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_479038, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_479970, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55798e5fad60), n)
   Exit: (210) [system] get_char((0x55798e5fad60), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _487320)
   Call: (211) [system] peek_char((0x55798e5fad60), _488254)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _487320=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _473384=[n]
   Exit: (210) [system] [n]=[n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (209) [system] _459448=[o, n]
   Exit: (209) [system] [o, n]=[o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (208) [system] _445512=[i, o, n]
   Exit: (208) [system] [i, o, n]=[i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (207) [system] _431576=[t, i, o, n]
   Exit: (207) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (206) [system] _417640=[a, t, i, o, n]
   Exit: (206) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (205) [system] _403704=[c, a, t, i, o, n]
   Exit: (205) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (204) [system] _389768=[i, c, a, t, i, o, n]
   Exit: (204) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (203) [system] _375832=[l, i, c, a, t, i, o, n]
   Exit: (203) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (202) [system] _361896=[p, l, i, c, a, t, i, o, n]
   Exit: (202) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (201) [system] _347960=[m, p, l, i, c, a, t, i, o, n]
   Exit: (201) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (200) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _314306)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_525504, _525506), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _314306), _525480, fail)), '$restore_trace'(_525504, _525506))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_525504, _525506))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _314306), _525480, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(_314306)
   Fail: (201) [system] atomic(_314306)
   Call: (201) [system] atom_chars(_314306, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (201) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (200) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _534880)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _536738)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _544476)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _547180)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _562258)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _567828)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _569686)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _583840)
   Exit: (200) [system] get_char((0x55798e5fad60), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _567828)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _589410)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'O')
   Call: (202) [system] 'O'=(;)
   Fail: (202) [system] 'O'=(;)
^  Call: (202) [user] is_like_space('O')
   Call: (203) [system] char_type('O', 'white')
   Fail: (203) [system] char_type('O', 'white')
   Call: (203) [system] char_type('O', end_of_line)
   Fail: (203) [system] char_type('O', end_of_line)
   Call: (203) [system] char_type('O', space)
   Fail: (203) [system] char_type('O', space)
   Call: (203) [system] char_type('O', cntrl)
   Fail: (203) [system] char_type('O', cntrl)
^  Fail: (202) [user] is_like_space('O')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _603564)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'O')
   Call: (201) [system] 'O'=')'
   Fail: (201) [system] 'O'=')'
   Call: (201) [system] 'O'=end_of_file
   Fail: (201) [system] 'O'=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _609134)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _610992)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'O')
   Call: (203) [system] 'O'=(;)
   Fail: (203) [system] 'O'=(;)
^  Call: (203) [user] is_like_space('O')
   Call: (204) [system] char_type('O', 'white')
   Fail: (204) [system] char_type('O', 'white')
   Call: (204) [system] char_type('O', end_of_line)
   Fail: (204) [system] char_type('O', end_of_line)
   Call: (204) [system] char_type('O', space)
   Fail: (204) [system] char_type('O', space)
   Call: (204) [system] char_type('O', cntrl)
   Fail: (204) [system] char_type('O', cntrl)
^  Fail: (203) [user] is_like_space('O')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _625146)
   Exit: (202) [system] get_char((0x55798e5fad60), 'O')
   Call: (202) [system] 'O'='('
   Fail: (202) [system] 'O'='('
   Call: (202) [system] 'O'='['
   Fail: (202) [system] 'O'='['
   Call: (202) [system] 'O'='{'
   Fail: (202) [system] 'O'='{'
   Call: (202) [system] 'O'='"'
   Fail: (202) [system] 'O'='"'
   Call: (202) [system] 'O'=!
   Fail: (202) [system] 'O'=!
   Call: (202) [system] 'O'='\''
   Fail: (202) [system] 'O'='\''
   Call: (202) [system] 'O'='`'
   Fail: (202) [system] 'O'='`'
   Call: (202) [system] 'O'=end_of_file
   Fail: (202) [system] 'O'=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), 'O', _609134)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _642788)
   Call: (204) [system] peek_char((0x55798e5fad60), _643722)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_648442, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_649374, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _656724)
   Call: (205) [system] peek_char((0x55798e5fad60), _657658)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (205) [user] is_delimiter('L')
   Call: (206) [system] char_type('L', space)
   Fail: (206) [system] char_type('L', space)
   Call: (206) [system] arg(_662378, v('(', ')', end_of_file), 'L')
   Fail: (206) [system] arg(_663310, v('(', ')', end_of_file), 'L')
^  Fail: (205) [user] is_delimiter('L')
   Call: (205) [system] ')'=='L'
   Fail: (205) [system] ')'=='L'
   Call: (205) [system] get_char((0x55798e5fad60), 'L')
   Exit: (205) [system] get_char((0x55798e5fad60), 'L')
   Call: (205) [system] 'L'=(\)
   Fail: (205) [system] 'L'=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _670660)
   Call: (206) [system] peek_char((0x55798e5fad60), _671594)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_676314, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_677246, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _684596)
   Call: (207) [system] peek_char((0x55798e5fad60), _685530)
   Exit: (207) [system] peek_char((0x55798e5fad60), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_690250, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_691182, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55798e5fad60), n)
   Exit: (207) [system] get_char((0x55798e5fad60), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _698532)
   Call: (208) [system] peek_char((0x55798e5fad60), _699466)
   Exit: (208) [system] peek_char((0x55798e5fad60), k)
^  Call: (208) [user] is_delimiter(k)
   Call: (209) [system] char_type(k, space)
   Fail: (209) [system] char_type(k, space)
   Call: (209) [system] arg(_704186, v('(', ')', end_of_file), k)
   Fail: (209) [system] arg(_705118, v('(', ')', end_of_file), k)
^  Fail: (208) [user] is_delimiter(k)
   Call: (208) [system] ')'==k
   Fail: (208) [system] ')'==k
   Call: (208) [system] get_char((0x55798e5fad60), k)
   Exit: (208) [system] get_char((0x55798e5fad60), k)
   Call: (208) [system] k=(\)
   Fail: (208) [system] k=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _712468)
   Call: (209) [system] peek_char((0x55798e5fad60), _713402)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _712468=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _698532=[k]
   Exit: (208) [system] [k]=[k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (207) [system] _684596=[n, k]
   Exit: (207) [system] [n, k]=[n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (206) [system] _670660=[i, n, k]
   Exit: (206) [system] [i, n, k]=[i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (205) [system] _656724=['L', i, n, k]
   Exit: (205) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (204) [system] _642788=[r, 'L', i, n, k]
   Exit: (204) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (203) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _609134)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_736682, _736684), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _609134), _736658, fail)), '$restore_trace'(_736682, _736684))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_736682, _736684))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _609134), _736658, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_609134)
   Fail: (204) [system] atomic(_609134)
   Call: (204) [system] atom_chars(_609134, ['O', r, 'L', i, n, k])
   Exit: (204) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (203) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _746058)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _747916)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _755654)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _758358)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'C')
   Call: (204) [system] 'C'=(;)
   Fail: (204) [system] 'C'=(;)
^  Call: (204) [user] is_like_space('C')
   Call: (205) [system] char_type('C', 'white')
   Fail: (205) [system] char_type('C', 'white')
   Call: (205) [system] char_type('C', end_of_line)
   Fail: (205) [system] char_type('C', end_of_line)
   Call: (205) [system] char_type('C', space)
   Fail: (205) [system] char_type('C', space)
   Call: (205) [system] char_type('C', cntrl)
   Fail: (205) [system] char_type('C', cntrl)
^  Fail: (204) [user] is_like_space('C')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _773436)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'C')
   Call: (202) [system] 'C'=')'
   Fail: (202) [system] 'C'=')'
   Call: (202) [system] 'C'=end_of_file
   Fail: (202) [system] 'C'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _779006)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _780864)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'C')
   Call: (204) [system] 'C'=(;)
   Fail: (204) [system] 'C'=(;)
^  Call: (204) [user] is_like_space('C')
   Call: (205) [system] char_type('C', 'white')
   Fail: (205) [system] char_type('C', 'white')
   Call: (205) [system] char_type('C', end_of_line)
   Fail: (205) [system] char_type('C', end_of_line)
   Call: (205) [system] char_type('C', space)
   Fail: (205) [system] char_type('C', space)
   Call: (205) [system] char_type('C', cntrl)
   Fail: (205) [system] char_type('C', cntrl)
^  Fail: (204) [user] is_like_space('C')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _795018)
   Exit: (203) [system] get_char((0x55798e5fad60), 'C')
   Call: (203) [system] 'C'='('
   Fail: (203) [system] 'C'='('
   Call: (203) [system] 'C'='['
   Fail: (203) [system] 'C'='['
   Call: (203) [system] 'C'='{'
   Fail: (203) [system] 'C'='{'
   Call: (203) [system] 'C'='"'
   Fail: (203) [system] 'C'='"'
   Call: (203) [system] 'C'=!
   Fail: (203) [system] 'C'=!
   Call: (203) [system] 'C'='\''
   Fail: (203) [system] 'C'='\''
   Call: (203) [system] 'C'='`'
   Fail: (203) [system] 'C'='`'
   Call: (203) [system] 'C'=end_of_file
   Fail: (203) [system] 'C'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), 'C', _779006)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _812660)
   Call: (205) [system] peek_char((0x55798e5fad60), _813594)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _812660=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (204) [user] classify_and_convert_charseq('C', [], _779006)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_822904, _822906), once(user:catch(read_from_chars(['C'], _779006), _822880, fail)), '$restore_trace'(_822904, _822906))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_822904, _822906))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _779006), _822880, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(_779006)
   Fail: (205) [system] atomic(_779006)
   Call: (205) [system] atom_chars(_779006, ['C'])
   Exit: (205) [system] atom_chars('C', ['C'])
^  Exit: (204) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _832280)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _834138)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _841876)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _844580)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'D')
   Call: (205) [system] 'D'=(;)
   Fail: (205) [system] 'D'=(;)
^  Call: (205) [user] is_like_space('D')
   Call: (206) [system] char_type('D', 'white')
   Fail: (206) [system] char_type('D', 'white')
   Call: (206) [system] char_type('D', end_of_line)
   Fail: (206) [system] char_type('D', end_of_line)
   Call: (206) [system] char_type('D', space)
   Fail: (206) [system] char_type('D', space)
   Call: (206) [system] char_type('D', cntrl)
   Fail: (206) [system] char_type('D', cntrl)
^  Fail: (205) [user] is_like_space('D')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _859658)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'D')
   Call: (203) [system] 'D'=')'
   Fail: (203) [system] 'D'=')'
   Call: (203) [system] 'D'=end_of_file
   Fail: (203) [system] 'D'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _865228)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _867086)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'D')
   Call: (205) [system] 'D'=(;)
   Fail: (205) [system] 'D'=(;)
^  Call: (205) [user] is_like_space('D')
   Call: (206) [system] char_type('D', 'white')
   Fail: (206) [system] char_type('D', 'white')
   Call: (206) [system] char_type('D', end_of_line)
   Fail: (206) [system] char_type('D', end_of_line)
   Call: (206) [system] char_type('D', space)
   Fail: (206) [system] char_type('D', space)
   Call: (206) [system] char_type('D', cntrl)
   Fail: (206) [system] char_type('D', cntrl)
^  Fail: (205) [user] is_like_space('D')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _881240)
   Exit: (204) [system] get_char((0x55798e5fad60), 'D')
   Call: (204) [system] 'D'='('
   Fail: (204) [system] 'D'='('
   Call: (204) [system] 'D'='['
   Fail: (204) [system] 'D'='['
   Call: (204) [system] 'D'='{'
   Fail: (204) [system] 'D'='{'
   Call: (204) [system] 'D'='"'
   Fail: (204) [system] 'D'='"'
   Call: (204) [system] 'D'=!
   Fail: (204) [system] 'D'=!
   Call: (204) [system] 'D'='\''
   Fail: (204) [system] 'D'='\''
   Call: (204) [system] 'D'='`'
   Fail: (204) [system] 'D'='`'
   Call: (204) [system] 'D'=end_of_file
   Fail: (204) [system] 'D'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), 'D', _865228)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _898882)
   Call: (206) [system] peek_char((0x55798e5fad60), _899816)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_904536, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _898882=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (205) [user] classify_and_convert_charseq('D', [], _865228)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_910998, _911000), once(user:catch(read_from_chars(['D'], _865228), _910974, fail)), '$restore_trace'(_910998, _911000))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_910998, _911000))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _865228), _910974, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_865228)
   Fail: (206) [system] atomic(_865228)
   Call: (206) [system] atom_chars(_865228, ['D'])
   Exit: (206) [system] atom_chars('D', ['D'])
^  Exit: (205) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _920374)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _922232)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _936386)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55798e5fad60), _940176)
   Exit: (204) [system] get_char((0x55798e5fad60), ')')
   Call: (204) [system] _920374=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [])
   Call: (203) [system] _832280=['D']
   Exit: (203) [system] ['D']=['D']
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (202) [system] _746058=['C', 'D']
   Exit: (202) [system] ['C', 'D']=['C', 'D']
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (201) [system] _567828=['OrLink', 'C', 'D']
   Exit: (201) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _954058)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _955916)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _963654)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _966358)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'E')
   Call: (202) [system] 'E'=(;)
   Fail: (202) [system] 'E'=(;)
^  Call: (202) [user] is_like_space('E')
   Call: (203) [system] char_type('E', 'white')
   Fail: (203) [system] char_type('E', 'white')
   Call: (203) [system] char_type('E', end_of_line)
   Fail: (203) [system] char_type('E', end_of_line)
   Call: (203) [system] char_type('E', space)
   Fail: (203) [system] char_type('E', space)
   Call: (203) [system] char_type('E', cntrl)
   Fail: (203) [system] char_type('E', cntrl)
^  Fail: (202) [user] is_like_space('E')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _981436)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'E')
   Call: (200) [system] 'E'=')'
   Fail: (200) [system] 'E'=')'
   Call: (200) [system] 'E'=end_of_file
   Fail: (200) [system] 'E'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _987006)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _988864)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'E')
   Call: (202) [system] 'E'=(;)
   Fail: (202) [system] 'E'=(;)
^  Call: (202) [user] is_like_space('E')
   Call: (203) [system] char_type('E', 'white')
   Fail: (203) [system] char_type('E', 'white')
   Call: (203) [system] char_type('E', end_of_line)
   Fail: (203) [system] char_type('E', end_of_line)
   Call: (203) [system] char_type('E', space)
   Fail: (203) [system] char_type('E', space)
   Call: (203) [system] char_type('E', cntrl)
   Fail: (203) [system] char_type('E', cntrl)
^  Fail: (202) [user] is_like_space('E')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1003018)
   Exit: (201) [system] get_char((0x55798e5fad60), 'E')
   Call: (201) [system] 'E'='('
   Fail: (201) [system] 'E'='('
   Call: (201) [system] 'E'='['
   Fail: (201) [system] 'E'='['
   Call: (201) [system] 'E'='{'
   Fail: (201) [system] 'E'='{'
   Call: (201) [system] 'E'='"'
   Fail: (201) [system] 'E'='"'
   Call: (201) [system] 'E'=!
   Fail: (201) [system] 'E'=!
   Call: (201) [system] 'E'='\''
   Fail: (201) [system] 'E'='\''
   Call: (201) [system] 'E'='`'
   Fail: (201) [system] 'E'='`'
   Call: (201) [system] 'E'=end_of_file
   Fail: (201) [system] 'E'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), 'E', _987006)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1020660)
   Call: (203) [system] peek_char((0x55798e5fad60), _1021594)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
^  Call: (203) [user] is_delimiter(')')
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] arg(_1026314, v('(', ')', end_of_file), ')')
   Exit: (204) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (203) [user] is_delimiter(')')
   Call: (203) [system] _1020660=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (202) [user] classify_and_convert_charseq('E', [], _987006)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1032776, _1032778), once(user:catch(read_from_chars(['E'], _987006), _1032752, fail)), '$restore_trace'(_1032776, _1032778))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1032776, _1032778))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _987006), _1032752, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_987006)
   Fail: (203) [system] atomic(_987006)
   Call: (203) [system] atom_chars(_987006, ['E'])
   Exit: (203) [system] atom_chars('E', ['E'])
^  Exit: (202) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1042152)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1044010)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1058164)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55798e5fad60), _1061954)
   Exit: (201) [system] get_char((0x55798e5fad60), ')')
   Call: (201) [system] _1042152=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [])
   Call: (200) [system] _954058=['E']
   Exit: (200) [system] ['E']=['E']
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (199) [system] _534880=[['OrLink', 'C', 'D'], 'E']
   Exit: (199) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (198) [system] _273000=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (198) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1075836)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1077694)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1091848)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55798e5fad60), _1095638)
   Exit: (197) [system] get_char((0x55798e5fad60), ')')
   Call: (197) [system] _1075836=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [])
   Call: (196) [system] _240052=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (196) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (195) [system] _122246=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (195) [system] [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (194) [system] _29542=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (194) [system] [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1109520)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1111378)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1125532)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _1129322)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _1109520=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _3494=[[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (192) [system] [[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (191) [system] _3470=[[:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (191) [system] [[:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [[:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (190) [system] _3446=[[:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (190) [system] [[:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [[:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (189) [system] _3384=[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (189) [system] [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _1145998)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1147856)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=(;)
   Fail: (189) [system] ')'=(;)
^  Call: (189) [user] is_like_space(')')
   Call: (190) [system] char_type(')', 'white')
   Fail: (190) [system] char_type(')', 'white')
   Call: (190) [system] char_type(')', end_of_line)
   Fail: (190) [system] char_type(')', end_of_line)
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] char_type(')', cntrl)
   Fail: (190) [system] char_type(')', cntrl)
^  Fail: (189) [user] is_like_space(')')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1162010)
   Exit: (188) [system] peek_char((0x55798e5fad60), ')')
   Call: (188) [system] ')'=')'
   Exit: (188) [system] ')'=')'
   Call: (188) [system] get_char((0x55798e5fad60), _1165800)
   Exit: (188) [system] get_char((0x55798e5fad60), ')')
   Call: (188) [system] _1145998=[]
   Exit: (188) [system] []=[]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [])
   Call: (187) [system] _3380=[[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (187) [system] [[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (186) [system] _3368=[[kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (186) [system] [[kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[[kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [[kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (185) [system] _3360=[assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (185) [system] [assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (182) [user] read_sexpr((0x55798e5fad60), [assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (182) [system] _3324=exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Exit: (182) [system] exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])=exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (181) [user] cont_sexpr(')', (0x55798e5fad60), exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]))
^  Exit: (180) [user] read_sexpr((0x55798e5fad60), exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]))
^  Call: (180) [user] assertz(metta_file_comment(101, 0, 4201, exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]), '$stream_position'(4201, 101, 0, 4201)))
^  Exit: (180) [user] assertz(metta_file_comment(101, 0, 4201, exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]), '$stream_position'(4201, 101, 0, 4201)))
^  Exit: (178) [system] once(user:(read_position((0x55798e5fad60), 101, 0, 4201, '$stream_position'(4201, 101, 0, 4201)), read_sexpr((0x55798e5fad60), exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])), assertz(metta_file_comment(101, 0, 4201, exec([assertEqualToResult, [kb], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, a, 'A'], [:, a, 'B'], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]), '$stream_position'(4201, 101, 0, 4201)))))
   Call: (178) [system] fail
^  Call: (178) [user] retract(metta_file_comment(_1188038, _1188040, _1188042, _1188044, _1188046))
^  Exit: (178) [user] retract(metta_file_comment(49, 0, 1632, '$COMMENT'(";; tuples.", 49, 0), '$stream_position'(1632, 49, 0, 1632)))
^  Call: (178) [user] trly(untyped_to_metta, '$COMMENT'(";; tuples.", 49, 0), _3084)
^  Call: (179) [user] once(call(untyped_to_metta, '$COMMENT'(";; tuples.", 49, 0), _1190872))
^  Call: (180) [user] call(untyped_to_metta, '$COMMENT'(";; tuples.", 49, 0), _1190872)
^  Call: (181) [user] untyped_to_metta('$COMMENT'(";; tuples.", 49, 0), _1190872)
^  Call: (182) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; tuples.", 49, 0), _1193688))
^  Call: (183) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; tuples.", 49, 0), _1193688))
^  Call: (184) [user] trly(mfix_vars1, '$COMMENT'(";; tuples.", 49, 0), _1193688)
^  Call: (185) [user] once(call(mfix_vars1, '$COMMENT'(";; tuples.", 49, 0), _1196488))
^  Call: (186) [user] call(mfix_vars1, '$COMMENT'(";; tuples.", 49, 0), _1196488)
^  Call: (187) [user] mfix_vars1('$COMMENT'(";; tuples.", 49, 0), _1196488)
   Call: (188) [system] var('$COMMENT'(";; tuples.", 49, 0))
   Call: (188) [system] atom('$COMMENT'(";; tuples.", 49, 0))
   Call: (188) [system] '$COMMENT'(";; tuples.", 49, 0)==true
   Call: (188) [system] '$COMMENT'(";; tuples.", 49, 0)==false
   Call: (188) [system] '$COMMENT'(";; tuples.", 49, 0)==[_1203008, _1203014]
   Call: (188) [system] is_list('$COMMENT'(";; tuples.", 49, 0))
   Call: (188) [system] string('$COMMENT'(";; tuples.", 49, 0))
   Call: (188) [system] compound('$COMMENT'(";; tuples.", 49, 0))
   Exit: (188) [system] compound('$COMMENT'(";; tuples.", 49, 0))
   Call: (188) [system] compound_name_arguments('$COMMENT'(";; tuples.", 49, 0), _1207642, _1207644)
   Exit: (188) [system] compound_name_arguments('$COMMENT'(";; tuples.", 49, 0), '$COMMENT', [";; tuples.", 49, 0])
   Call: (188) [system] '$COMMENT'\=='$VAR'
   Exit: (188) [system] '$COMMENT'\=='$VAR'
^  Call: (188) [user] apply:maplist(mfix_vars1, [";; tuples.", 49, 0], _1211384)
   Call: (189) [apply] apply:maplist_([";; tuples.", 49, 0], _1211384, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(";; tuples.", _1213264)
   Call: (191) [system] var(";; tuples.")
   Call: (191) [system] atom(";; tuples.")
   Call: (191) [system] ";; tuples."==true
   Call: (191) [system] ";; tuples."==false
   Call: (191) [system] ";; tuples."==[_1217906, _1217912]
   Call: (191) [system] is_list(";; tuples.")
   Call: (191) [system] string(";; tuples.")
   Exit: (191) [system] string(";; tuples.")
^  Call: (191) [user] string_to_syms
   Call: (192) [system] fail
   Call: (191) [system] compound(";; tuples.")
^  Call: (191) [user] symbol(";; tuples.")
   Call: (192) [system] atom(";; tuples.")
   Fail: (192) [system] atom(";; tuples.")
^  Fail: (191) [user] symbol(";; tuples.")
   Call: (191) [system] ";; tuples."=_1213264
   Exit: (191) [system] ";; tuples."=";; tuples."
^  Exit: (190) [user] mfix_vars1(";; tuples.", ";; tuples.")
   Call: (190) [apply] apply:maplist_([49, 0], _1213266, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(49, _1231786)
   Call: (192) [system] var(49)
   Call: (192) [system] atom(49)
   Call: (192) [system] 49==true
   Call: (192) [system] 49==false
   Call: (192) [system] 49==[_1236428, _1236434]
   Call: (192) [system] is_list(49)
   Call: (192) [system] string(49)
   Call: (192) [system] compound(49)
^  Call: (192) [user] symbol(49)
   Call: (193) [system] atom(49)
   Fail: (193) [system] atom(49)
^  Fail: (192) [user] symbol(49)
   Call: (192) [system] 49=_1231786
   Exit: (192) [system] 49=49
^  Exit: (191) [user] mfix_vars1(49, 49)
   Call: (191) [apply] apply:maplist_([0], _1231788, user:mfix_vars1)
^  Call: (192) [user] mfix_vars1(0, _1247552)
   Call: (193) [system] var(0)
   Call: (193) [system] atom(0)
   Call: (193) [system] 0==true
   Call: (193) [system] 0==false
   Call: (193) [system] 0==[_1252194, _1252200]
   Call: (193) [system] is_list(0)
   Call: (193) [system] string(0)
   Call: (193) [system] compound(0)
^  Call: (193) [user] symbol(0)
   Call: (194) [system] atom(0)
   Fail: (194) [system] atom(0)
^  Fail: (193) [user] symbol(0)
   Call: (193) [system] 0=_1247552
   Exit: (193) [system] 0=0
^  Exit: (192) [user] mfix_vars1(0, 0)
   Call: (192) [apply] apply:maplist_([], _1247554, user:mfix_vars1)
   Exit: (192) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([49, 0], [49, 0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([";; tuples.", 49, 0], [";; tuples.", 49, 0], user:mfix_vars1)
^  Exit: (188) [apply] apply:maplist(user:mfix_vars1, [";; tuples.", 49, 0], [";; tuples.", 49, 0])
   Call: (188) [system] compound_name_arguments(_1196488, '$COMMENT', [";; tuples.", 49, 0])
   Exit: (188) [system] compound_name_arguments('$COMMENT'(";; tuples.", 49, 0), '$COMMENT', [";; tuples.", 49, 0])
^  Exit: (187) [user] mfix_vars1('$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0))
^  Exit: (186) [system] call(user:mfix_vars1, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0))
^  Exit: (185) [system] once(user:call(mfix_vars1, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0)))
   Call: (185) [system] '$COMMENT'(";; tuples.", 49, 0)\=@='$COMMENT'(";; tuples.", 49, 0)
^  Exit: (184) [user] trly(mfix_vars1, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0))
^  Exit: (183) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0)))
^  Call: (182) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; tuples.", 49, 0), _1276370))
^  Call: (183) [user] once(user:trly(cons_to_c, '$COMMENT'(";; tuples.", 49, 0), _1276370))
^  Call: (184) [user] trly(cons_to_c, '$COMMENT'(";; tuples.", 49, 0), _1276370)
^  Call: (185) [user] once(call(cons_to_c, '$COMMENT'(";; tuples.", 49, 0), _1279170))
^  Call: (186) [user] call(cons_to_c, '$COMMENT'(";; tuples.", 49, 0), _1279170)
^  Call: (187) [user] cons_to_c('$COMMENT'(";; tuples.", 49, 0), _1279170)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_c('$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0))
^  Exit: (186) [system] call(user:cons_to_c, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0))
^  Exit: (185) [system] once(user:call(cons_to_c, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0)))
   Call: (185) [system] '$COMMENT'(";; tuples.", 49, 0)\=@='$COMMENT'(";; tuples.", 49, 0)
^  Exit: (184) [user] trly(cons_to_c, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0))
^  Exit: (183) [system] once(user:trly(cons_to_c, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0)))
^  Call: (182) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; tuples.", 49, 0), _1190872))
^  Call: (183) [user] once(user:trly(cons_to_l, '$COMMENT'(";; tuples.", 49, 0), _1190872))
^  Call: (184) [user] trly(cons_to_l, '$COMMENT'(";; tuples.", 49, 0), _1190872)
^  Call: (185) [user] once(call(cons_to_l, '$COMMENT'(";; tuples.", 49, 0), _1293128))
^  Call: (186) [user] call(cons_to_l, '$COMMENT'(";; tuples.", 49, 0), _1293128)
^  Call: (187) [user] cons_to_l('$COMMENT'(";; tuples.", 49, 0), _1293128)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_l('$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0))
^  Exit: (186) [system] call(user:cons_to_l, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0))
^  Exit: (185) [system] once(user:call(cons_to_l, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0)))
   Call: (185) [system] '$COMMENT'(";; tuples.", 49, 0)\=@='$COMMENT'(";; tuples.", 49, 0)
^  Exit: (184) [user] trly(cons_to_l, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0))
^  Exit: (183) [system] once(user:trly(cons_to_l, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0)))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0)))
^  Exit: (181) [user] untyped_to_metta('$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0))
^  Exit: (180) [system] call(user:untyped_to_metta, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0))
^  Exit: (179) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0)))
   Call: (179) [system] '$COMMENT'(";; tuples.", 49, 0)\=@='$COMMENT'(";; tuples.", 49, 0)
^  Exit: (178) [user] trly(untyped_to_metta, '$COMMENT'(";; tuples.", 49, 0), '$COMMENT'(";; tuples.", 49, 0))
^  Exit: (177) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; tuples.", 49, 0))
   Call: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; tuples.", 49, 0))))
   Exit: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; tuples.", 49, 0))))
^  Exit: (176) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; tuples.", 49, 0))
^  Exit: (175) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; tuples.", 49, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; tuples.", 49, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; tuples.", 49, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; tuples.", 49, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; tuples.", 49, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; tuples.", 49, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";; tuples.", 49, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";; tuples.", 49, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";; tuples.", 49, 0)))
   Call: (169) [system] '$COMMENT'(";; tuples.", 49, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; tuples.", 49, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; tuples.", 49, 0)), 99]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; tuples.", 49, 0), me_synthesize_1726263785_9357412, 99)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; tuples.", 49, 0)), 99]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263796.2459047)
   Call: (173) [system] arg(1, t(1726263795.049033), _3148)
   Exit: (173) [system] arg(1, t(1726263795.049033), 1726263795.049033)
   Call: (173) [system] _3158 is 1726263796.2459047-1726263795.049033
   Exit: (173) [system] 1.1968717575073242 is 1726263796.2459047-1726263795.049033
   Call: (173) [system] 1.1968717575073242>4
   Fail: (173) [system] 1.1968717575073242>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; tuples.", 49, 0)), 99]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 15)
   Call: (175) [system] atom(15+1)
   Call: (175) [system] set_flag(translated_forms, 16)
   Exit: (175) [system] set_flag(translated_forms, 16)
   Exit: (174) [$syspreds] update_flag(translated_forms, 15, 15+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 15, 15+1))
   Exit: (171) [$syspreds] flag(translated_forms, 15, 15+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; tuples.", 49, 0), me_synthesize_1726263785_9357412, 99)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; tuples."])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; tuples."])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; tuples.", 49, 0), me_synthesize_1726263785_9357412, 99)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; tuples.", 49, 0)), 99]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 15, 15+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; tuples.", 49, 0), me_synthesize_1726263785_9357412, 99)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 106)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 106))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 106))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _1368840)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _1376262)
   Exit: (175) [system] peek_char((0x55798e5fad60), '\n')
   Call: (175) [system] char_type('\n', space)
   Exit: (175) [system] char_type('\n', space)
   Call: (175) [system] get_char((0x55798e5fad60), '\n')
   Exit: (175) [system] get_char((0x55798e5fad60), '\n')
^  Call: (175) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (176) [system] at_end_of_stream((0x55798e5fad60))
   Call: (176) [system] peek_char((0x55798e5fad60), _1383684)
   Exit: (176) [system] peek_char((0x55798e5fad60), '\n')
   Call: (176) [system] char_type('\n', space)
   Exit: (176) [system] char_type('\n', space)
   Call: (176) [system] get_char((0x55798e5fad60), '\n')
   Exit: (176) [system] get_char((0x55798e5fad60), '\n')
^  Call: (176) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _1391106)
   Exit: (177) [system] peek_char((0x55798e5fad60), '(')
   Call: (177) [system] char_type('(', space)
^  Call: (177) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (178) [system] string((0x55798e5fad60))
^  Exit: (177) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (177) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (178) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (179) [system] at_end_of_stream((0x55798e5fad60))
   Call: (179) [system] peek_char((0x55798e5fad60), _1399444)
   Exit: (179) [system] peek_char((0x55798e5fad60), '(')
   Call: (179) [system] char_type('(', space)
   Call: (179) [system] _1402230=(0x55798e5fad60)
   Exit: (179) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (179) [user] once((read_position((0x55798e5fad60), _1404098, _1404100, _1404102, _1404104), read_sexpr((0x55798e5fad60), _1404116), assertz(metta_file_comment(_1404098, _1404100, _1404102, _1404116, _1404104))))
^  Call: (181) [user] read_position((0x55798e5fad60), _1404098, _1404100, _1404102, _1404104)
   Call: (182) [system] stream_property((0x55798e5fad60), position(_1404104))
   Call: (183) [system] nonvar((0x55798e5fad60))
   Exit: (183) [system] nonvar((0x55798e5fad60))
   Call: (183) [system] nonvar(position(_1404104))
   Exit: (183) [system] nonvar(position(_1404104))
   Exit: (182) [system] stream_property((0x55798e5fad60), position('$stream_position'(4349, 109, 0, 4349)))
   Call: (182) [$syspreds] stream_position_data(line_count, '$stream_position'(4349, 109, 0, 4349), _1404098)
   Call: (183) [system] nonvar(line_count)
   Exit: (183) [system] nonvar(line_count)
   Call: (183) [$syspreds] stream_position_field(line_count, _1414356)
   Exit: (183) [$syspreds] stream_position_field(line_count, 2)
   Call: (183) [system] arg(2, '$stream_position'(4349, 109, 0, 4349), _1404098)
   Exit: (183) [system] arg(2, '$stream_position'(4349, 109, 0, 4349), 109)
   Exit: (182) [$syspreds] stream_position_data(line_count, '$stream_position'(4349, 109, 0, 4349), 109)
   Call: (182) [$syspreds] stream_position_data(line_position, '$stream_position'(4349, 109, 0, 4349), _1404100)
   Call: (183) [system] nonvar(line_position)
   Exit: (183) [system] nonvar(line_position)
   Call: (183) [$syspreds] stream_position_field(line_position, _1421790)
   Exit: (183) [$syspreds] stream_position_field(line_position, 3)
   Call: (183) [system] arg(3, '$stream_position'(4349, 109, 0, 4349), _1404100)
   Exit: (183) [system] arg(3, '$stream_position'(4349, 109, 0, 4349), 0)
   Exit: (182) [$syspreds] stream_position_data(line_position, '$stream_position'(4349, 109, 0, 4349), 0)
   Call: (182) [$syspreds] stream_position_data(char_count, '$stream_position'(4349, 109, 0, 4349), _1404102)
   Call: (183) [system] nonvar(char_count)
   Exit: (183) [system] nonvar(char_count)
   Call: (183) [$syspreds] stream_position_field(char_count, _1429224)
   Exit: (183) [$syspreds] stream_position_field(char_count, 1)
   Call: (183) [system] arg(1, '$stream_position'(4349, 109, 0, 4349), _1404102)
   Exit: (183) [system] arg(1, '$stream_position'(4349, 109, 0, 4349), 4349)
   Exit: (182) [$syspreds] stream_position_data(char_count, '$stream_position'(4349, 109, 0, 4349), 4349)
^  Exit: (181) [user] read_position((0x55798e5fad60), 109, 0, 4349, '$stream_position'(4349, 109, 0, 4349))
^  Call: (181) [user] read_sexpr((0x55798e5fad60), _1404116)
   Call: (182) [system] string((0x55798e5fad60))
   Fail: (182) [system] string((0x55798e5fad60))
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _1404116)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1439450)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=(;)
   Fail: (184) [system] '('=(;)
^  Call: (184) [user] is_like_space('(')
   Call: (185) [system] char_type('(', 'white')
   Fail: (185) [system] char_type('(', 'white')
   Call: (185) [system] char_type('(', end_of_line)
   Fail: (185) [system] char_type('(', end_of_line)
   Call: (185) [system] char_type('(', space)
   Fail: (185) [system] char_type('(', space)
   Call: (185) [system] char_type('(', cntrl)
   Fail: (185) [system] char_type('(', cntrl)
^  Fail: (184) [user] is_like_space('(')
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _1453604)
   Exit: (183) [system] get_char((0x55798e5fad60), '(')
   Call: (183) [system] '('='('
   Exit: (183) [system] '('='('
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _1404116)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1459174)
   Exit: (185) [system] peek_char((0x55798e5fad60), :)
   Call: (185) [system] (:)=(;)
   Fail: (185) [system] (:)=(;)
^  Call: (185) [user] is_like_space(:)
   Call: (186) [system] char_type(:, 'white')
   Fail: (186) [system] char_type(:, 'white')
   Call: (186) [system] char_type(:, end_of_line)
   Fail: (186) [system] char_type(:, end_of_line)
   Call: (186) [system] char_type(:, space)
   Fail: (186) [system] char_type(:, space)
   Call: (186) [system] char_type(:, cntrl)
   Fail: (186) [system] char_type(:, cntrl)
^  Fail: (185) [user] is_like_space(:)
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1473328)
   Exit: (184) [system] peek_char((0x55798e5fad60), :)
   Call: (184) [system] (:)=')'
   Fail: (184) [system] (:)=')'
   Call: (184) [system] (:)=end_of_file
   Fail: (184) [system] (:)=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _1478898)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1480756)
   Exit: (186) [system] peek_char((0x55798e5fad60), :)
   Call: (186) [system] (:)=(;)
   Fail: (186) [system] (:)=(;)
^  Call: (186) [user] is_like_space(:)
   Call: (187) [system] char_type(:, 'white')
   Fail: (187) [system] char_type(:, 'white')
   Call: (187) [system] char_type(:, end_of_line)
   Fail: (187) [system] char_type(:, end_of_line)
   Call: (187) [system] char_type(:, space)
   Fail: (187) [system] char_type(:, space)
   Call: (187) [system] char_type(:, cntrl)
   Fail: (187) [system] char_type(:, cntrl)
^  Fail: (186) [user] is_like_space(:)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _1494910)
   Exit: (185) [system] get_char((0x55798e5fad60), :)
   Call: (185) [system] (:)='('
   Fail: (185) [system] (:)='('
   Call: (185) [system] (:)='['
   Fail: (185) [system] (:)='['
   Call: (185) [system] (:)='{'
   Fail: (185) [system] (:)='{'
   Call: (185) [system] (:)='"'
   Fail: (185) [system] (:)='"'
   Call: (185) [system] (:)=!
   Fail: (185) [system] (:)=!
   Call: (185) [system] (:)='\''
   Fail: (185) [system] (:)='\''
   Call: (185) [system] (:)='`'
   Fail: (185) [system] (:)='`'
   Call: (185) [system] (:)=end_of_file
   Fail: (185) [system] (:)=end_of_file
^  Call: (185) [user] read_symbolic(')', (0x55798e5fad60), :, _1478898)
^  Call: (186) [user] read_symbolic_cont(')', (0x55798e5fad60), _1512552)
   Call: (187) [system] peek_char((0x55798e5fad60), _1513486)
   Exit: (187) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (187) [user] is_delimiter(' ')
   Call: (188) [system] char_type(' ', space)
   Exit: (188) [system] char_type(' ', space)
^  Exit: (187) [user] is_delimiter(' ')
   Call: (187) [system] _1512552=[]
   Exit: (187) [system] []=[]
^  Exit: (186) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (186) [user] classify_and_convert_charseq(:, [], _1478898)
^  Call: (188) [system] setup_call_cleanup('$notrace'(_1522796, _1522798), once(user:catch(read_from_chars([:], _1478898), _1522772, fail)), '$restore_trace'(_1522796, _1522798))
^  Call: (189) [system] sig_atomic(system:'$notrace'(_1522796, _1522798))
^  Exit: (188) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1522772, fail)), system:'$restore_trace'(3, -1))
   Call: (187) [system] atomic(:)
   Exit: (187) [system] atomic(:)
^  Exit: (186) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (185) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1530296)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1532154)
   Exit: (186) [system] peek_char((0x55798e5fad60), ' ')
   Call: (186) [system] ' '=(;)
   Fail: (186) [system] ' '=(;)
^  Call: (186) [user] is_like_space(' ')
   Call: (187) [system] char_type(' ', 'white')
   Exit: (187) [system] char_type(' ', 'white')
^  Exit: (186) [user] is_like_space(' ')
   Call: (186) [system] get_char((0x55798e5fad60), _1539892)
   Exit: (186) [system] get_char((0x55798e5fad60), ' ')
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1542596)
   Exit: (187) [system] peek_char((0x55798e5fad60), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1557674)
   Exit: (185) [system] peek_char((0x55798e5fad60), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _1563244)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1565102)
   Exit: (187) [system] peek_char((0x55798e5fad60), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _1579256)
   Exit: (186) [system] get_char((0x55798e5fad60), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), r, _1563244)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _1596898)
   Call: (188) [system] peek_char((0x55798e5fad60), _1597832)
   Exit: (188) [system] peek_char((0x55798e5fad60), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_1602552, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_1603484, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55798e5fad60), b)
   Exit: (188) [system] get_char((0x55798e5fad60), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1610834)
   Call: (189) [system] peek_char((0x55798e5fad60), _1611768)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _1610834=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (188) [system] _1596898=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (187) [user] classify_and_convert_charseq(r, [b], _1563244)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_1623872, _1623874), once(user:catch(read_from_chars([r, b], _1563244), _1623848, fail)), '$restore_trace'(_1623872, _1623874))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_1623872, _1623874))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _1623848, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(rb)
   Exit: (188) [system] atomic(rb)
^  Exit: (187) [user] classify_and_convert_charseq(r, [b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), rb)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _1631372)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1633230)
   Exit: (187) [system] peek_char((0x55798e5fad60), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55798e5fad60), _1640968)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1643672)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=(;)
   Fail: (188) [system] '('=(;)
^  Call: (188) [user] is_like_space('(')
   Call: (189) [system] char_type('(', 'white')
   Fail: (189) [system] char_type('(', 'white')
   Call: (189) [system] char_type('(', end_of_line)
   Fail: (189) [system] char_type('(', end_of_line)
   Call: (189) [system] char_type('(', space)
   Fail: (189) [system] char_type('(', space)
   Call: (189) [system] char_type('(', cntrl)
   Fail: (189) [system] char_type('(', cntrl)
^  Fail: (188) [user] is_like_space('(')
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1658750)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=')'
   Fail: (186) [system] '('=')'
   Call: (186) [system] '('=end_of_file
   Fail: (186) [system] '('=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _1664320)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1666178)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=(;)
   Fail: (188) [system] '('=(;)
^  Call: (188) [user] is_like_space('(')
   Call: (189) [system] char_type('(', 'white')
   Fail: (189) [system] char_type('(', 'white')
   Call: (189) [system] char_type('(', end_of_line)
   Fail: (189) [system] char_type('(', end_of_line)
   Call: (189) [system] char_type('(', space)
   Fail: (189) [system] char_type('(', space)
   Call: (189) [system] char_type('(', cntrl)
   Fail: (189) [system] char_type('(', cntrl)
^  Fail: (188) [user] is_like_space('(')
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _1680332)
   Exit: (187) [system] get_char((0x55798e5fad60), '(')
   Call: (187) [system] '('='('
   Exit: (187) [system] '('='('
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _1664320)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1685902)
   Exit: (189) [system] peek_char((0x55798e5fad60), -)
   Call: (189) [system] (-)=(;)
   Fail: (189) [system] (-)=(;)
^  Call: (189) [user] is_like_space(-)
   Call: (190) [system] char_type(-, 'white')
   Fail: (190) [system] char_type(-, 'white')
   Call: (190) [system] char_type(-, end_of_line)
   Fail: (190) [system] char_type(-, end_of_line)
   Call: (190) [system] char_type(-, space)
   Fail: (190) [system] char_type(-, space)
   Call: (190) [system] char_type(-, cntrl)
   Fail: (190) [system] char_type(-, cntrl)
^  Fail: (189) [user] is_like_space(-)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1700056)
   Exit: (188) [system] peek_char((0x55798e5fad60), -)
   Call: (188) [system] (-)=')'
   Fail: (188) [system] (-)=')'
   Call: (188) [system] (-)=end_of_file
   Fail: (188) [system] (-)=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _1705626)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1707484)
   Exit: (190) [system] peek_char((0x55798e5fad60), -)
   Call: (190) [system] (-)=(;)
   Fail: (190) [system] (-)=(;)
^  Call: (190) [user] is_like_space(-)
   Call: (191) [system] char_type(-, 'white')
   Fail: (191) [system] char_type(-, 'white')
   Call: (191) [system] char_type(-, end_of_line)
   Fail: (191) [system] char_type(-, end_of_line)
   Call: (191) [system] char_type(-, space)
   Fail: (191) [system] char_type(-, space)
   Call: (191) [system] char_type(-, cntrl)
   Fail: (191) [system] char_type(-, cntrl)
^  Fail: (190) [user] is_like_space(-)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _1721638)
   Exit: (189) [system] get_char((0x55798e5fad60), -)
   Call: (189) [system] (-)='('
   Fail: (189) [system] (-)='('
   Call: (189) [system] (-)='['
   Fail: (189) [system] (-)='['
   Call: (189) [system] (-)='{'
   Fail: (189) [system] (-)='{'
   Call: (189) [system] (-)='"'
   Fail: (189) [system] (-)='"'
   Call: (189) [system] (-)=!
   Fail: (189) [system] (-)=!
   Call: (189) [system] (-)='\''
   Fail: (189) [system] (-)='\''
   Call: (189) [system] (-)='`'
   Fail: (189) [system] (-)='`'
   Call: (189) [system] (-)=end_of_file
   Fail: (189) [system] (-)=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), -, _1705626)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1739280)
   Call: (191) [system] peek_char((0x55798e5fad60), _1740214)
   Exit: (191) [system] peek_char((0x55798e5fad60), >)
^  Call: (191) [user] is_delimiter(>)
   Call: (192) [system] char_type(>, space)
   Fail: (192) [system] char_type(>, space)
   Call: (192) [system] arg(_1744934, v('(', ')', end_of_file), >)
   Fail: (192) [system] arg(_1745866, v('(', ')', end_of_file), >)
^  Fail: (191) [user] is_delimiter(>)
   Call: (191) [system] ')'==(>)
   Fail: (191) [system] ')'==(>)
   Call: (191) [system] get_char((0x55798e5fad60), >)
   Exit: (191) [system] get_char((0x55798e5fad60), >)
   Call: (191) [system] (>)=(\)
   Fail: (191) [system] (>)=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1753216)
   Call: (192) [system] peek_char((0x55798e5fad60), _1754150)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (192) [user] is_delimiter(' ')
   Call: (193) [system] char_type(' ', space)
   Exit: (193) [system] char_type(' ', space)
^  Exit: (192) [user] is_delimiter(' ')
   Call: (192) [system] _1753216=[]
   Exit: (192) [system] []=[]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (191) [system] _1739280=[>]
   Exit: (191) [system] [>]=[>]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (190) [user] classify_and_convert_charseq(-, [>], _1705626)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_1766254, _1766256), once(user:catch(read_from_chars([-, >], _1705626), _1766230, fail)), '$restore_trace'(_1766254, _1766256))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_1766254, _1766256))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _1766230, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(->)
   Exit: (191) [system] atomic(->)
^  Exit: (190) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _1773754)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1775612)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _1783350)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1786054)
   Exit: (191) [system] peek_char((0x55798e5fad60), 'A')
   Call: (191) [system] 'A'=(;)
   Fail: (191) [system] 'A'=(;)
^  Call: (191) [user] is_like_space('A')
   Call: (192) [system] char_type('A', 'white')
   Fail: (192) [system] char_type('A', 'white')
   Call: (192) [system] char_type('A', end_of_line)
   Fail: (192) [system] char_type('A', end_of_line)
   Call: (192) [system] char_type('A', space)
   Fail: (192) [system] char_type('A', space)
   Call: (192) [system] char_type('A', cntrl)
   Fail: (192) [system] char_type('A', cntrl)
^  Fail: (191) [user] is_like_space('A')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1801132)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'A')
   Call: (189) [system] 'A'=')'
   Fail: (189) [system] 'A'=')'
   Call: (189) [system] 'A'=end_of_file
   Fail: (189) [system] 'A'=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _1806702)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1808560)
   Exit: (191) [system] peek_char((0x55798e5fad60), 'A')
   Call: (191) [system] 'A'=(;)
   Fail: (191) [system] 'A'=(;)
^  Call: (191) [user] is_like_space('A')
   Call: (192) [system] char_type('A', 'white')
   Fail: (192) [system] char_type('A', 'white')
   Call: (192) [system] char_type('A', end_of_line)
   Fail: (192) [system] char_type('A', end_of_line)
   Call: (192) [system] char_type('A', space)
   Fail: (192) [system] char_type('A', space)
   Call: (192) [system] char_type('A', cntrl)
   Fail: (192) [system] char_type('A', cntrl)
^  Fail: (191) [user] is_like_space('A')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _1822714)
   Exit: (190) [system] get_char((0x55798e5fad60), 'A')
   Call: (190) [system] 'A'='('
   Fail: (190) [system] 'A'='('
   Call: (190) [system] 'A'='['
   Fail: (190) [system] 'A'='['
   Call: (190) [system] 'A'='{'
   Fail: (190) [system] 'A'='{'
   Call: (190) [system] 'A'='"'
   Fail: (190) [system] 'A'='"'
   Call: (190) [system] 'A'=!
   Fail: (190) [system] 'A'=!
   Call: (190) [system] 'A'='\''
   Fail: (190) [system] 'A'='\''
   Call: (190) [system] 'A'='`'
   Fail: (190) [system] 'A'='`'
   Call: (190) [system] 'A'=end_of_file
   Fail: (190) [system] 'A'=end_of_file
^  Call: (190) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1806702)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1840356)
   Call: (192) [system] peek_char((0x55798e5fad60), _1841290)
   Exit: (192) [system] peek_char((0x55798e5fad60), t)
^  Call: (192) [user] is_delimiter(t)
   Call: (193) [system] char_type(t, space)
   Fail: (193) [system] char_type(t, space)
   Call: (193) [system] arg(_1846010, v('(', ')', end_of_file), t)
   Fail: (193) [system] arg(_1846942, v('(', ')', end_of_file), t)
^  Fail: (192) [user] is_delimiter(t)
   Call: (192) [system] ')'==t
   Fail: (192) [system] ')'==t
   Call: (192) [system] get_char((0x55798e5fad60), t)
   Exit: (192) [system] get_char((0x55798e5fad60), t)
   Call: (192) [system] t=(\)
   Fail: (192) [system] t=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1854292)
   Call: (193) [system] peek_char((0x55798e5fad60), _1855226)
   Exit: (193) [system] peek_char((0x55798e5fad60), o)
^  Call: (193) [user] is_delimiter(o)
   Call: (194) [system] char_type(o, space)
   Fail: (194) [system] char_type(o, space)
   Call: (194) [system] arg(_1859946, v('(', ')', end_of_file), o)
   Fail: (194) [system] arg(_1860878, v('(', ')', end_of_file), o)
^  Fail: (193) [user] is_delimiter(o)
   Call: (193) [system] ')'==o
   Fail: (193) [system] ')'==o
   Call: (193) [system] get_char((0x55798e5fad60), o)
   Exit: (193) [system] get_char((0x55798e5fad60), o)
   Call: (193) [system] o=(\)
   Fail: (193) [system] o=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1868228)
   Call: (194) [system] peek_char((0x55798e5fad60), _1869162)
   Exit: (194) [system] peek_char((0x55798e5fad60), m)
^  Call: (194) [user] is_delimiter(m)
   Call: (195) [system] char_type(m, space)
   Fail: (195) [system] char_type(m, space)
   Call: (195) [system] arg(_1873882, v('(', ')', end_of_file), m)
   Fail: (195) [system] arg(_1874814, v('(', ')', end_of_file), m)
^  Fail: (194) [user] is_delimiter(m)
   Call: (194) [system] ')'==m
   Fail: (194) [system] ')'==m
   Call: (194) [system] get_char((0x55798e5fad60), m)
   Exit: (194) [system] get_char((0x55798e5fad60), m)
   Call: (194) [system] m=(\)
   Fail: (194) [system] m=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1882164)
   Call: (195) [system] peek_char((0x55798e5fad60), _1883098)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
^  Call: (195) [user] is_delimiter(')')
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] arg(_1887818, v('(', ')', end_of_file), ')')
   Exit: (196) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (195) [user] is_delimiter(')')
   Call: (195) [system] _1882164=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (194) [system] _1868228=[m]
   Exit: (194) [system] [m]=[m]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [m])
   Call: (193) [system] _1854292=[o, m]
   Exit: (193) [system] [o, m]=[o, m]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, m])
   Call: (192) [system] _1840356=[t, o, m]
   Exit: (192) [system] [t, o, m]=[t, o, m]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, o, m])
^  Call: (191) [user] classify_and_convert_charseq('A', [t, o, m], _1806702)
^  Call: (193) [system] setup_call_cleanup('$notrace'(_1902662, _1902664), once(user:catch(read_from_chars(['A', t, o, m], _1806702), _1902638, fail)), '$restore_trace'(_1902662, _1902664))
^  Call: (194) [system] sig_atomic(system:'$notrace'(_1902662, _1902664))
^  Exit: (193) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', t, o, m], _1806702), _1902638, fail)), system:'$restore_trace'(3, -1))
   Call: (192) [system] atomic(_1806702)
   Fail: (192) [system] atomic(_1806702)
   Call: (192) [system] atom_chars(_1806702, ['A', t, o, m])
   Exit: (192) [system] atom_chars('Atom', ['A', t, o, m])
^  Exit: (191) [user] classify_and_convert_charseq('A', [t, o, m], 'Atom')
^  Exit: (190) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'Atom')
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), 'Atom')
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _1912038)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1913896)
   Exit: (191) [system] peek_char((0x55798e5fad60), ')')
   Call: (191) [system] ')'=(;)
   Fail: (191) [system] ')'=(;)
^  Call: (191) [user] is_like_space(')')
   Call: (192) [system] char_type(')', 'white')
   Fail: (192) [system] char_type(')', 'white')
   Call: (192) [system] char_type(')', end_of_line)
   Fail: (192) [system] char_type(')', end_of_line)
   Call: (192) [system] char_type(')', space)
   Fail: (192) [system] char_type(')', space)
   Call: (192) [system] char_type(')', cntrl)
   Fail: (192) [system] char_type(')', cntrl)
^  Fail: (191) [user] is_like_space(')')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1928050)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=')'
   Exit: (190) [system] ')'=')'
   Call: (190) [system] get_char((0x55798e5fad60), _1931840)
   Exit: (190) [system] get_char((0x55798e5fad60), ')')
   Call: (190) [system] _1912038=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [])
   Call: (189) [system] _1773754=['Atom']
   Exit: (189) [system] ['Atom']=['Atom']
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), ['Atom'])
   Call: (188) [system] _1664320=[->, 'Atom']
   Exit: (188) [system] [->, 'Atom']=[->, 'Atom']
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [->, 'Atom'])
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), [->, 'Atom'])
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _1942928)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1944786)
   Exit: (188) [system] peek_char((0x55798e5fad60), ')')
   Call: (188) [system] ')'=(;)
   Fail: (188) [system] ')'=(;)
^  Call: (188) [user] is_like_space(')')
   Call: (189) [system] char_type(')', 'white')
   Fail: (189) [system] char_type(')', 'white')
   Call: (189) [system] char_type(')', end_of_line)
   Fail: (189) [system] char_type(')', end_of_line)
   Call: (189) [system] char_type(')', space)
   Fail: (189) [system] char_type(')', space)
   Call: (189) [system] char_type(')', cntrl)
   Fail: (189) [system] char_type(')', cntrl)
^  Fail: (188) [user] is_like_space(')')
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1958940)
   Exit: (187) [system] peek_char((0x55798e5fad60), ')')
   Call: (187) [system] ')'=')'
   Exit: (187) [system] ')'=')'
   Call: (187) [system] get_char((0x55798e5fad60), _1962730)
   Exit: (187) [system] get_char((0x55798e5fad60), ')')
   Call: (187) [system] _1942928=[]
   Exit: (187) [system] []=[]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [])
   Call: (186) [system] _1631372=[[->, 'Atom']]
   Exit: (186) [system] [[->, 'Atom']]=[[->, 'Atom']]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [[->, 'Atom']])
   Call: (185) [system] _1530296=[rb, [->, 'Atom']]
   Exit: (185) [system] [rb, [->, 'Atom']]=[rb, [->, 'Atom']]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [rb, [->, 'Atom']])
   Call: (184) [system] _1404116=[:, rb, [->, 'Atom']]
   Exit: (184) [system] [:, rb, [->, 'Atom']]=[:, rb, [->, 'Atom']]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [:, rb, [->, 'Atom']])
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), [:, rb, [->, 'Atom']])
^  Exit: (181) [user] read_sexpr((0x55798e5fad60), [:, rb, [->, 'Atom']])
^  Call: (181) [user] assertz(metta_file_comment(109, 0, 4349, [:, rb, [->, 'Atom']], '$stream_position'(4349, 109, 0, 4349)))
^  Exit: (181) [user] assertz(metta_file_comment(109, 0, 4349, [:, rb, [->, 'Atom']], '$stream_position'(4349, 109, 0, 4349)))
^  Exit: (179) [system] once(user:(read_position((0x55798e5fad60), 109, 0, 4349, '$stream_position'(4349, 109, 0, 4349)), read_sexpr((0x55798e5fad60), [:, rb, [->, 'Atom']]), assertz(metta_file_comment(109, 0, 4349, [:, rb, [->, 'Atom']], '$stream_position'(4349, 109, 0, 4349)))))
   Call: (179) [system] fail
^  Call: (179) [user] retract(metta_file_comment(_1981248, _1981250, _1981252, _1981254, _1981256))
^  Exit: (179) [user] retract(metta_file_comment(19, 0, 457, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], '$stream_position'(457, 19, 0, 457)))
^  Call: (179) [user] trly(untyped_to_metta, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _3084)
^  Call: (180) [user] once(call(untyped_to_metta, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1984160))
^  Call: (181) [user] call(untyped_to_metta, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1984160)
^  Call: (182) [user] untyped_to_metta([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1984160)
^  Call: (183) [user] must_det_ll(trly(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1986976))
^  Call: (184) [user] once(user:trly(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1986976))
^  Call: (185) [user] trly(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1986976)
^  Call: (186) [user] once(call(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1989776))
^  Call: (187) [user] call(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1989776)
^  Call: (188) [user] mfix_vars1([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1989776)
   Call: (189) [system] var([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Call: (189) [system] atom([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Call: (189) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]==true
   Call: (189) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]==false
   Call: (189) [system] (:)=='['
   Call: (189) [system] (:)=='{'
   Call: (189) [system] is_list([synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Exit: (189) [system] is_list([synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Call: (189) [lists] lists:last([synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1999998)
   Call: (190) [lists] lists:last_([[->, _a, [->, _kt], [->, _rt], 'Nat', _a]], synthesize, _1999998)
   Call: (191) [lists] lists:last_([], [->, _a, [->, _kt], [->, _rt], 'Nat', _a], _1999998)
   Exit: (191) [lists] lists:last_([], [->, _a, [->, _kt], [->, _rt], 'Nat', _a], [->, _a, [->, _kt], [->, _rt], 'Nat', _a])
   Exit: (190) [lists] lists:last_([[->, _a, [->, _kt], [->, _rt], 'Nat', _a]], synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a])
   Exit: (189) [lists] lists:last([synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [->, _a, [->, _kt], [->, _rt], 'Nat', _a])
   Call: (189) [system] [->, _a, [->, _kt], [->, _rt], 'Nat', _a]=='}'
   Call: (189) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]==[_2006514, _2006520]
   Call: (189) [system] fail
   Call: (189) [system] is_list([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Exit: (189) [system] is_list([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Call: (189) [user] apply:maplist(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1989776)
   Call: (190) [apply] apply:maplist_([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _1989776, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(:, _2012094)
   Call: (192) [system] var(:)
   Call: (192) [system] atom(:)
   Exit: (192) [system] atom(:)
^  Call: (192) [user] symbol_concat($, _2015802, :)
   Call: (193) [system] atom_concat($, _2015802, :)
   Fail: (193) [system] atom_concat($, _2015802, :)
^  Fail: (192) [user] symbol_concat($, _2015802, :)
   Call: (192) [system] (:)==true
   Call: (192) [system] (:)==false
   Call: (192) [system] (:)==[_2021390, _2021396]
   Call: (192) [system] is_list(:)
   Call: (192) [system] string(:)
   Call: (192) [system] compound(:)
^  Call: (192) [user] symbol(:)
   Call: (193) [system] atom(:)
   Exit: (193) [system] atom(:)
^  Exit: (192) [user] symbol(:)
^  Exit: (191) [user] mfix_vars1(:, :)
   Call: (191) [apply] apply:maplist_([synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _2012096, user:mfix_vars1)
^  Call: (192) [user] mfix_vars1(synthesize, _2030658)
   Call: (193) [system] var(synthesize)
   Call: (193) [system] atom(synthesize)
   Exit: (193) [system] atom(synthesize)
^  Call: (193) [user] symbol_concat($, _2034366, synthesize)
   Call: (194) [system] atom_concat($, _2034366, synthesize)
   Fail: (194) [system] atom_concat($, _2034366, synthesize)
^  Fail: (193) [user] symbol_concat($, _2034366, synthesize)
   Call: (193) [system] synthesize==true
   Call: (193) [system] synthesize==false
   Call: (193) [system] synthesize==[_2039954, _2039960]
   Call: (193) [system] is_list(synthesize)
   Call: (193) [system] string(synthesize)
   Call: (193) [system] compound(synthesize)
^  Call: (193) [user] symbol(synthesize)
   Call: (194) [system] atom(synthesize)
   Exit: (194) [system] atom(synthesize)
^  Exit: (193) [user] symbol(synthesize)
^  Exit: (192) [user] mfix_vars1(synthesize, synthesize)
   Call: (192) [apply] apply:maplist_([[->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _2030660, user:mfix_vars1)
^  Call: (193) [user] mfix_vars1([->, _a, [->, _kt], [->, _rt], 'Nat', _a], _2049222)
   Call: (194) [system] var([->, _a, [->, _kt], [->, _rt], 'Nat', _a])
   Call: (194) [system] atom([->, _a, [->, _kt], [->, _rt], 'Nat', _a])
   Call: (194) [system] [->, _a, [->, _kt], [->, _rt], 'Nat', _a]==true
   Call: (194) [system] [->, _a, [->, _kt], [->, _rt], 'Nat', _a]==false
   Call: (194) [system] (->)=='['
   Call: (194) [system] (->)=='{'
   Call: (194) [system] is_list([_a, [->, _kt], [->, _rt], 'Nat', _a])
   Exit: (194) [system] is_list([_a, [->, _kt], [->, _rt], 'Nat', _a])
   Call: (194) [lists] lists:last([_a, [->, _kt], [->, _rt], 'Nat', _a], _2057566)
   Call: (195) [lists] lists:last_([[->, _kt], [->, _rt], 'Nat', _a], _a, _2057566)
   Call: (196) [lists] lists:last_([[->, _rt], 'Nat', _a], [->, _kt], _2057566)
   Call: (197) [lists] lists:last_(['Nat', _a], [->, _rt], _2057566)
   Call: (198) [lists] lists:last_([_a], 'Nat', _2057566)
   Call: (199) [lists] lists:last_([], _a, _2057566)
   Exit: (199) [lists] lists:last_([], _a, _a)
   Exit: (198) [lists] lists:last_([_a], 'Nat', _a)
   Exit: (197) [lists] lists:last_(['Nat', _a], [->, _rt], _a)
   Exit: (196) [lists] lists:last_([[->, _rt], 'Nat', _a], [->, _kt], _a)
   Exit: (195) [lists] lists:last_([[->, _kt], [->, _rt], 'Nat', _a], _a, _a)
   Exit: (194) [lists] lists:last([_a, [->, _kt], [->, _rt], 'Nat', _a], _a)
   Call: (194) [system] _a=='}'
   Call: (194) [system] [->, _a, [->, _kt], [->, _rt], 'Nat', _a]==[_2069674, _2069680]
   Call: (194) [system] fail
   Call: (194) [system] is_list([->, _a, [->, _kt], [->, _rt], 'Nat', _a])
   Exit: (194) [system] is_list([->, _a, [->, _kt], [->, _rt], 'Nat', _a])
^  Call: (194) [user] apply:maplist(mfix_vars1, [->, _a, [->, _kt], [->, _rt], 'Nat', _a], _2049222)
   Call: (195) [apply] apply:maplist_([->, _a, [->, _kt], [->, _rt], 'Nat', _a], _2049222, user:mfix_vars1)
^  Call: (196) [user] mfix_vars1(->, _2075254)
   Call: (197) [system] var(->)
   Call: (197) [system] atom(->)
   Exit: (197) [system] atom(->)
^  Call: (197) [user] symbol_concat($, _2078962, ->)
   Call: (198) [system] atom_concat($, _2078962, ->)
   Fail: (198) [system] atom_concat($, _2078962, ->)
^  Fail: (197) [user] symbol_concat($, _2078962, ->)
   Call: (197) [system] (->)==true
   Call: (197) [system] (->)==false
   Call: (197) [system] (->)==[_2084550, _2084556]
   Call: (197) [system] is_list(->)
   Call: (197) [system] string(->)
   Call: (197) [system] compound(->)
^  Call: (197) [user] symbol(->)
   Call: (198) [system] atom(->)
   Exit: (198) [system] atom(->)
^  Exit: (197) [user] symbol(->)
^  Exit: (196) [user] mfix_vars1(->, ->)
   Call: (196) [apply] apply:maplist_([_a, [->, _kt], [->, _rt], 'Nat', _a], _2075256, user:mfix_vars1)
^  Call: (197) [user] mfix_vars1(_a, _2093818)
   Call: (198) [system] var(_a)
   Call: (198) [system] atom(_a)
   Call: (198) [system] _a==true
   Call: (198) [system] _a==false
   Call: (198) [system] _a==[_5174, _5180]
   Call: (198) [system] is_list(_a)
   Call: (198) [system] string(_a)
   Call: (198) [system] compound(_a)
   Exit: (198) [system] compound(_a)
   Call: (198) [system] compound_name_arguments(_a, _9808, _9810)
   Exit: (198) [system] compound_name_arguments(_a, '$VAR', ['_a'])
   Call: (198) [system] '$VAR'\=='$VAR'
^  Exit: (185) [user] trly(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (184) [system] once(user:trly(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
^  Exit: (183) [user] must_det_ll(user:trly(mfix_vars1, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
^  Call: (183) [user] must_det_ll(trly(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _15402))
^  Call: (184) [user] once(user:trly(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _15402))
^  Call: (185) [user] trly(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _15402)
^  Call: (186) [user] once(call(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _18202))
^  Call: (187) [user] call(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _18202)
^  Call: (188) [user] cons_to_c([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _18202)
^  Call: (189) [user] no_cons_reduce
^  Exit: (189) [user] no_cons_reduce
^  Exit: (188) [user] cons_to_c([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (187) [system] call(user:cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (186) [system] once(user:call(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
   Call: (186) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]\=@=[:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
^  Exit: (185) [user] trly(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (184) [system] once(user:trly(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
^  Exit: (183) [user] must_det_ll(user:trly(cons_to_c, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
^  Call: (183) [user] must_det_ll(trly(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _3408))
^  Call: (184) [user] once(user:trly(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _3408))
^  Call: (185) [user] trly(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _3408)
^  Call: (186) [user] once(call(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _32160))
^  Call: (187) [user] call(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _32160)
^  Call: (188) [user] cons_to_l([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _32160)
^  Call: (189) [user] no_cons_reduce
^  Exit: (189) [user] no_cons_reduce
^  Exit: (188) [user] cons_to_l([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (187) [system] call(user:cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (186) [system] once(user:call(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
   Call: (186) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]\=@=[:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
^  Exit: (185) [user] trly(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (184) [system] once(user:trly(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
^  Exit: (183) [user] must_det_ll(user:trly(cons_to_l, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
^  Exit: (182) [user] untyped_to_metta([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (181) [system] call(user:untyped_to_metta, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (180) [system] once(user:call(untyped_to_metta, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
   Call: (180) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]\=@=[:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]
^  Exit: (179) [user] trly(untyped_to_metta, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (178) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Call: (178) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])))
   Exit: (178) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])))
^  Exit: (177) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (176) [user] parse_sexpr_metta_IO((0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (175) [user] parse_sexpr_metta_IO((0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (171) [user] read_sform((0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]])
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]))
   Call: (169) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]==end_of_file
   Fail: (169) [system] [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]), 106]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], me_synthesize_1726263785_9357412, 106)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]), 106]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263796.351334)
   Call: (173) [system] arg(1, t(1726263795.049033), _3148)
   Exit: (173) [system] arg(1, t(1726263795.049033), 1726263795.049033)
   Call: (173) [system] _3158 is 1726263796.351334-1726263795.049033
   Exit: (173) [system] 1.3023011684417725 is 1726263796.351334-1726263795.049033
   Call: (173) [system] 1.3023011684417725>4
   Fail: (173) [system] 1.3023011684417725>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]), 106]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 16)
   Call: (175) [system] atom(16+1)
   Call: (175) [system] set_flag(translated_forms, 17)
   Exit: (175) [system] set_flag(translated_forms, 17)
   Exit: (174) [$syspreds] update_flag(translated_forms, 16, 16+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 16, 16+1))
   Exit: (171) [$syspreds] flag(translated_forms, 16, 16+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], me_synthesize_1726263785_9357412, 106)
^  Call: (172) [user] s2t_iz(me_synthesize_1726263785_9357412, _85486, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], _85488)
   Call: (173) [system] (:)==(:)
   Exit: (173) [system] (:)==(:)
   Call: (173) [system] is_list([->, _a, [->, _kt], [->, _rt], 'Nat', _a])
   Exit: (173) [system] is_list([->, _a, [->, _kt], [->, _rt], 'Nat', _a])
^  Call: (173) [user] mangle_iz(me_synthesize_1726263785_9357412, _85486)
^  Call: (174) [user] symbol_concat(me_synthesize_1726263785_9357412, '_iz', _85486)
   Call: (175) [system] atom_concat(me_synthesize_1726263785_9357412, '_iz', _85486)
   Exit: (175) [system] atom_concat(me_synthesize_1726263785_9357412, '_iz', me_synthesize_1726263785_9357412_iz)
^  Exit: (174) [user] symbol_concat(me_synthesize_1726263785_9357412, '_iz', me_synthesize_1726263785_9357412_iz)
^  Exit: (173) [user] mangle_iz(me_synthesize_1726263785_9357412, me_synthesize_1726263785_9357412_iz)
^  Call: (173) [user] apply:maplist(s2t, [->, _a, [->, _kt], [->, _rt], 'Nat', _a], _86430)
   Call: (174) [apply] apply:maplist_([->, _a, [->, _kt], [->, _rt], 'Nat', _a], _86430, user:s2t)
^  Call: (175) [user] s2t(->, _97598)
   Call: (176) [system] compound(->)
   Call: (176) [system] (->)=_97598
   Exit: (176) [system] (->)=(->)
^  Exit: (175) [user] s2t(->, ->)
   Call: (175) [apply] apply:maplist_([_a, [->, _kt], [->, _rt], 'Nat', _a], _97600, user:s2t)
^  Call: (176) [user] s2t(_a, _103172)
   Call: (177) [system] compound(_a)
   Exit: (177) [system] compound(_a)
   Call: (177) [system] is_list(_a)
^  Call: (177) [user] s2tl(_a, _103172)
   Call: (178) [system] compound(_a)
   Exit: (178) [system] compound(_a)
^  Exit: (177) [user] s2tl(_a, _a)
^  Exit: (176) [user] s2t(_a, _a)
   Call: (176) [apply] apply:maplist_([[->, _kt], [->, _rt], 'Nat', _a], _103174, user:s2t)
^  Call: (177) [user] s2t([->, _kt], _112442)
   Call: (178) [system] compound([->, _kt])
   Exit: (178) [system] compound([->, _kt])
   Call: (178) [system] (->)==(->)
   Exit: (178) [system] (->)==(->)
^  Call: (178) [user] s2tl([_kt], _117078)
   Call: (179) [system] compound([_kt])
   Exit: (179) [system] compound([_kt])
^  Call: (179) [user] s2t(_kt, _119858)
   Call: (180) [system] compound(_kt)
   Exit: (180) [system] compound(_kt)
   Call: (180) [system] is_list(_kt)
^  Call: (180) [user] s2tl(_kt, _119858)
   Call: (181) [system] compound(_kt)
   Exit: (181) [system] compound(_kt)
^  Exit: (180) [user] s2tl(_kt, _kt)
^  Exit: (179) [user] s2t(_kt, _kt)
^  Call: (179) [user] s2tl([], _119860)
   Call: (180) [system] compound([])
   Call: (180) [system] []=_119860
   Exit: (180) [system] []=[]
^  Exit: (179) [user] s2tl([], [])
^  Exit: (178) [user] s2tl([_kt], [_kt])
   Call: (178) [system] _112442=..[->, [_kt]]
   Exit: (178) [system] ->([_kt])=..[->, [_kt]]
^  Exit: (177) [user] s2t([->, _kt], ->([_kt]))
   Call: (177) [apply] apply:maplist_([[->, _rt], 'Nat', _a], _112444, user:s2t)
^  Call: (178) [user] s2t([->, _rt], _137492)
   Call: (179) [system] compound([->, _rt])
   Exit: (179) [system] compound([->, _rt])
   Call: (179) [system] (->)==(->)
   Exit: (179) [system] (->)==(->)
^  Call: (179) [user] s2tl([_rt], _142128)
   Call: (180) [system] compound([_rt])
   Exit: (180) [system] compound([_rt])
^  Call: (180) [user] s2t(_rt, _144908)
   Call: (181) [system] compound(_rt)
   Exit: (181) [system] compound(_rt)
   Call: (181) [system] is_list(_rt)
^  Call: (181) [user] s2tl(_rt, _144908)
   Call: (182) [system] compound(_rt)
   Exit: (182) [system] compound(_rt)
^  Exit: (181) [user] s2tl(_rt, _rt)
^  Exit: (180) [user] s2t(_rt, _rt)
^  Call: (180) [user] s2tl([], _144910)
   Call: (181) [system] compound([])
   Call: (181) [system] []=_144910
   Exit: (181) [system] []=[]
^  Exit: (180) [user] s2tl([], [])
^  Exit: (179) [user] s2tl([_rt], [_rt])
   Call: (179) [system] _137492=..[->, [_rt]]
   Exit: (179) [system] ->([_rt])=..[->, [_rt]]
^  Exit: (178) [user] s2t([->, _rt], ->([_rt]))
   Call: (178) [apply] apply:maplist_(['Nat', _a], _137494, user:s2t)
^  Call: (179) [user] s2t('Nat', _162542)
   Call: (180) [system] compound('Nat')
   Call: (180) [system] 'Nat'=_162542
   Exit: (180) [system] 'Nat'='Nat'
^  Exit: (179) [user] s2t('Nat', 'Nat')
   Call: (179) [apply] apply:maplist_([_a], _162544, user:s2t)
^  Call: (180) [user] s2t(_a, _168116)
   Call: (181) [system] compound(_a)
   Exit: (181) [system] compound(_a)
   Call: (181) [system] is_list(_a)
^  Call: (181) [user] s2tl(_a, _168116)
   Call: (182) [system] compound(_a)
   Exit: (182) [system] compound(_a)
^  Exit: (181) [user] s2tl(_a, _a)
^  Exit: (180) [user] s2t(_a, _a)
   Call: (180) [apply] apply:maplist_([], _168118, user:s2t)
   Exit: (180) [apply] apply:maplist_([], [], user:s2t)
   Exit: (179) [apply] apply:maplist_([_a], [_a], user:s2t)
   Exit: (178) [apply] apply:maplist_(['Nat', _a], ['Nat', _a], user:s2t)
   Exit: (177) [apply] apply:maplist_([[->, _rt], 'Nat', _a], [->([_rt]), 'Nat', _a], user:s2t)
   Exit: (176) [apply] apply:maplist_([[->, _kt], [->, _rt], 'Nat', _a], [->([_kt]), ->([_rt]), 'Nat', _a], user:s2t)
   Exit: (175) [apply] apply:maplist_([_a, [->, _kt], [->, _rt], 'Nat', _a], [_a, ->([_kt]), ->([_rt]), 'Nat', _a], user:s2t)
   Exit: (174) [apply] apply:maplist_([->, _a, [->, _kt], [->, _rt], 'Nat', _a], [->, _a, ->([_kt]), ->([_rt]), 'Nat', _a], user:s2t)
^  Exit: (173) [apply] apply:maplist(user:s2t, [->, _a, [->, _kt], [->, _rt], 'Nat', _a], [->, _a, ->([_kt]), ->([_rt]), 'Nat', _a])
^  Exit: (172) [user] s2t_iz(me_synthesize_1726263785_9357412, me_synthesize_1726263785_9357412_iz, [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], [synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a])
^  Call: (172) [user] relistify([synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a], _185782)
   Call: (173) [system] is_list([synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a])
   Exit: (173) [system] is_list([synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a])
   Call: (173) [system] _185782=[synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a]
   Exit: (173) [system] [synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a]=[synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a]
^  Exit: (172) [user] relistify([synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a], [synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a])
   Call: (172) [system] _191344=..[me_synthesize_1726263785_9357412_iz, 106, synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a]
   Exit: (172) [system] me_synthesize_1726263785_9357412_iz(106, synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a)=..[me_synthesize_1726263785_9357412_iz, 106, synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a]
^  Call: (172) [user] format((0x55798e5f53e0), "~q.~n", [me_synthesize_1726263785_9357412_iz(106, synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a)])
^  Exit: (172) [user] format((0x55798e5f53e0), "~q.~n", [me_synthesize_1726263785_9357412_iz(106, synthesize, ->, _a, ->([_kt]), ->([_rt]), 'Nat', _a)])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], me_synthesize_1726263785_9357412, 106)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]]), 106]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 16, 16+1), write_metta_datalog_term((0x55798e5f53e0), [:, synthesize, [->, _a, [->, _kt], [->, _rt], 'Nat', _a]], me_synthesize_1726263785_9357412, 106)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 109)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 109))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 109))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _216544)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _223966)
   Exit: (175) [system] peek_char((0x55798e5fad60), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _232304)
   Exit: (177) [system] peek_char((0x55798e5fad60), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _235090=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _236958, _236960, _236962, _236964), read_sexpr((0x55798e5fad60), _236976), assertz(metta_file_comment(_236958, _236960, _236962, _236976, _236964))))
^  Call: (179) [user] read_position((0x55798e5fad60), _236958, _236960, _236962, _236964)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_236964))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_236964))
   Exit: (181) [system] nonvar(position(_236964))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(4366, 110, 0, 4366)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4366, 110, 0, 4366), _236958)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _247216)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4366, 110, 0, 4366), _236958)
   Exit: (181) [system] arg(2, '$stream_position'(4366, 110, 0, 4366), 110)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4366, 110, 0, 4366), 110)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4366, 110, 0, 4366), _236960)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _254650)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4366, 110, 0, 4366), _236960)
   Exit: (181) [system] arg(3, '$stream_position'(4366, 110, 0, 4366), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4366, 110, 0, 4366), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4366, 110, 0, 4366), _236962)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _262084)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4366, 110, 0, 4366), _236962)
   Exit: (181) [system] arg(1, '$stream_position'(4366, 110, 0, 4366), 4366)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4366, 110, 0, 4366), 4366)
^  Exit: (179) [user] read_position((0x55798e5fad60), 110, 0, 4366, '$stream_position'(4366, 110, 0, 4366))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _236976)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _236976)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _272310)
   Exit: (182) [system] peek_char((0x55798e5fad60), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _286464)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _236976)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _292034)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _306188)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _311758)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _313616)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _327770)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _311758)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _345412)
   Call: (185) [system] peek_char((0x55798e5fad60), _346346)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _345412=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _311758)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_355656, _355658), once(user:catch(read_from_chars([=], _311758), _355632, fail)), '$restore_trace'(_355656, _355658))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_355656, _355658))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _355632, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _363156)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _365014)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _372752)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _375456)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _390534)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _396104)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _397962)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _412116)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _396104)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _417686)
   Exit: (186) [system] peek_char((0x55798e5fad60), r)
   Call: (186) [system] r=(;)
   Fail: (186) [system] r=(;)
^  Call: (186) [user] is_like_space(r)
   Call: (187) [system] char_type(r, 'white')
   Fail: (187) [system] char_type(r, 'white')
   Call: (187) [system] char_type(r, end_of_line)
   Fail: (187) [system] char_type(r, end_of_line)
   Call: (187) [system] char_type(r, space)
   Fail: (187) [system] char_type(r, space)
   Call: (187) [system] char_type(r, cntrl)
   Fail: (187) [system] char_type(r, cntrl)
^  Fail: (186) [user] is_like_space(r)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _431840)
   Exit: (185) [system] peek_char((0x55798e5fad60), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _437410)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _439268)
   Exit: (187) [system] peek_char((0x55798e5fad60), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _453422)
   Exit: (186) [system] get_char((0x55798e5fad60), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), r, _437410)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _471064)
   Call: (188) [system] peek_char((0x55798e5fad60), _471998)
   Exit: (188) [system] peek_char((0x55798e5fad60), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_476718, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_477650, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55798e5fad60), b)
   Exit: (188) [system] get_char((0x55798e5fad60), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _485000)
   Call: (189) [system] peek_char((0x55798e5fad60), _485934)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_490654, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _485000=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (188) [system] _471064=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (187) [user] classify_and_convert_charseq(r, [b], _437410)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_499910, _499912), once(user:catch(read_from_chars([r, b], _437410), _499886, fail)), '$restore_trace'(_499910, _499912))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_499910, _499912))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _499886, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(rb)
   Exit: (188) [system] atomic(rb)
^  Exit: (187) [user] classify_and_convert_charseq(r, [b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), rb)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _507410)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _509268)
   Exit: (187) [system] peek_char((0x55798e5fad60), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _523422)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55798e5fad60), _527212)
   Exit: (186) [system] get_char((0x55798e5fad60), ')')
   Call: (186) [system] _507410=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [])
   Call: (185) [system] _396104=[rb]
   Exit: (185) [system] [rb]=[rb]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [rb])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [rb])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _535506)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _537364)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55798e5fad60), _545102)
   Exit: (185) [system] get_char((0x55798e5fad60), ' ')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _547806)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _562884)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _568454)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _570312)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _584466)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _568454)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _590036)
   Exit: (187) [system] peek_char((0x55798e5fad60), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _604190)
   Exit: (186) [system] peek_char((0x55798e5fad60), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _609760)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _611618)
   Exit: (188) [system] peek_char((0x55798e5fad60), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _625772)
   Exit: (187) [system] get_char((0x55798e5fad60), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), :, _609760)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _643414)
   Call: (189) [system] peek_char((0x55798e5fad60), _644348)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _643414=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (188) [user] classify_and_convert_charseq(:, [], _609760)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_653658, _653660), once(user:catch(read_from_chars([:], _609760), _653634, fail)), '$restore_trace'(_653658, _653660))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_653658, _653660))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _653634, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(:)
   Exit: (189) [system] atomic(:)
^  Exit: (188) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _661158)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _663016)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _670754)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _673458)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'M')
   Call: (189) [system] 'M'=(;)
   Fail: (189) [system] 'M'=(;)
^  Call: (189) [user] is_like_space('M')
   Call: (190) [system] char_type('M', 'white')
   Fail: (190) [system] char_type('M', 'white')
   Call: (190) [system] char_type('M', end_of_line)
   Fail: (190) [system] char_type('M', end_of_line)
   Call: (190) [system] char_type('M', space)
   Fail: (190) [system] char_type('M', space)
   Call: (190) [system] char_type('M', cntrl)
   Fail: (190) [system] char_type('M', cntrl)
^  Fail: (189) [user] is_like_space('M')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _688536)
   Exit: (187) [system] peek_char((0x55798e5fad60), 'M')
   Call: (187) [system] 'M'=')'
   Fail: (187) [system] 'M'=')'
   Call: (187) [system] 'M'=end_of_file
   Fail: (187) [system] 'M'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _694106)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _695964)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'M')
   Call: (189) [system] 'M'=(;)
   Fail: (189) [system] 'M'=(;)
^  Call: (189) [user] is_like_space('M')
   Call: (190) [system] char_type('M', 'white')
   Fail: (190) [system] char_type('M', 'white')
   Call: (190) [system] char_type('M', end_of_line)
   Fail: (190) [system] char_type('M', end_of_line)
   Call: (190) [system] char_type('M', space)
   Fail: (190) [system] char_type('M', space)
   Call: (190) [system] char_type('M', cntrl)
   Fail: (190) [system] char_type('M', cntrl)
^  Fail: (189) [user] is_like_space('M')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _710118)
   Exit: (188) [system] get_char((0x55798e5fad60), 'M')
   Call: (188) [system] 'M'='('
   Fail: (188) [system] 'M'='('
   Call: (188) [system] 'M'='['
   Fail: (188) [system] 'M'='['
   Call: (188) [system] 'M'='{'
   Fail: (188) [system] 'M'='{'
   Call: (188) [system] 'M'='"'
   Fail: (188) [system] 'M'='"'
   Call: (188) [system] 'M'=!
   Fail: (188) [system] 'M'=!
   Call: (188) [system] 'M'='\''
   Fail: (188) [system] 'M'='\''
   Call: (188) [system] 'M'='`'
   Fail: (188) [system] 'M'='`'
   Call: (188) [system] 'M'=end_of_file
   Fail: (188) [system] 'M'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), 'M', _694106)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _727760)
   Call: (190) [system] peek_char((0x55798e5fad60), _728694)
   Exit: (190) [system] peek_char((0x55798e5fad60), o)
^  Call: (190) [user] is_delimiter(o)
   Call: (191) [system] char_type(o, space)
   Fail: (191) [system] char_type(o, space)
   Call: (191) [system] arg(_733414, v('(', ')', end_of_file), o)
   Fail: (191) [system] arg(_734346, v('(', ')', end_of_file), o)
^  Fail: (190) [user] is_delimiter(o)
   Call: (190) [system] ')'==o
   Fail: (190) [system] ')'==o
   Call: (190) [system] get_char((0x55798e5fad60), o)
   Exit: (190) [system] get_char((0x55798e5fad60), o)
   Call: (190) [system] o=(\)
   Fail: (190) [system] o=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _741696)
   Call: (191) [system] peek_char((0x55798e5fad60), _742630)
   Exit: (191) [system] peek_char((0x55798e5fad60), d)
^  Call: (191) [user] is_delimiter(d)
   Call: (192) [system] char_type(d, space)
   Fail: (192) [system] char_type(d, space)
   Call: (192) [system] arg(_747350, v('(', ')', end_of_file), d)
   Fail: (192) [system] arg(_748282, v('(', ')', end_of_file), d)
^  Fail: (191) [user] is_delimiter(d)
   Call: (191) [system] ')'==d
   Fail: (191) [system] ')'==d
   Call: (191) [system] get_char((0x55798e5fad60), d)
   Exit: (191) [system] get_char((0x55798e5fad60), d)
   Call: (191) [system] d=(\)
   Fail: (191) [system] d=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _755632)
   Call: (192) [system] peek_char((0x55798e5fad60), _756566)
   Exit: (192) [system] peek_char((0x55798e5fad60), u)
^  Call: (192) [user] is_delimiter(u)
   Call: (193) [system] char_type(u, space)
   Fail: (193) [system] char_type(u, space)
   Call: (193) [system] arg(_761286, v('(', ')', end_of_file), u)
   Fail: (193) [system] arg(_762218, v('(', ')', end_of_file), u)
^  Fail: (192) [user] is_delimiter(u)
   Call: (192) [system] ')'==u
   Fail: (192) [system] ')'==u
   Call: (192) [system] get_char((0x55798e5fad60), u)
   Exit: (192) [system] get_char((0x55798e5fad60), u)
   Call: (192) [system] u=(\)
   Fail: (192) [system] u=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _769568)
   Call: (193) [system] peek_char((0x55798e5fad60), _770502)
   Exit: (193) [system] peek_char((0x55798e5fad60), s)
^  Call: (193) [user] is_delimiter(s)
   Call: (194) [system] char_type(s, space)
   Fail: (194) [system] char_type(s, space)
   Call: (194) [system] arg(_775222, v('(', ')', end_of_file), s)
   Fail: (194) [system] arg(_776154, v('(', ')', end_of_file), s)
^  Fail: (193) [user] is_delimiter(s)
   Call: (193) [system] ')'==s
   Fail: (193) [system] ')'==s
   Call: (193) [system] get_char((0x55798e5fad60), s)
   Exit: (193) [system] get_char((0x55798e5fad60), s)
   Call: (193) [system] s=(\)
   Fail: (193) [system] s=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _783504)
   Call: (194) [system] peek_char((0x55798e5fad60), _784438)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'P')
^  Call: (194) [user] is_delimiter('P')
   Call: (195) [system] char_type('P', space)
   Fail: (195) [system] char_type('P', space)
   Call: (195) [system] arg(_789158, v('(', ')', end_of_file), 'P')
   Fail: (195) [system] arg(_790090, v('(', ')', end_of_file), 'P')
^  Fail: (194) [user] is_delimiter('P')
   Call: (194) [system] ')'=='P'
   Fail: (194) [system] ')'=='P'
   Call: (194) [system] get_char((0x55798e5fad60), 'P')
   Exit: (194) [system] get_char((0x55798e5fad60), 'P')
   Call: (194) [system] 'P'=(\)
   Fail: (194) [system] 'P'=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _797440)
   Call: (195) [system] peek_char((0x55798e5fad60), _798374)
   Exit: (195) [system] peek_char((0x55798e5fad60), o)
^  Call: (195) [user] is_delimiter(o)
   Call: (196) [system] char_type(o, space)
   Fail: (196) [system] char_type(o, space)
   Call: (196) [system] arg(_803094, v('(', ')', end_of_file), o)
   Fail: (196) [system] arg(_804026, v('(', ')', end_of_file), o)
^  Fail: (195) [user] is_delimiter(o)
   Call: (195) [system] ')'==o
   Fail: (195) [system] ')'==o
   Call: (195) [system] get_char((0x55798e5fad60), o)
   Exit: (195) [system] get_char((0x55798e5fad60), o)
   Call: (195) [system] o=(\)
   Fail: (195) [system] o=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _811376)
   Call: (196) [system] peek_char((0x55798e5fad60), _812310)
   Exit: (196) [system] peek_char((0x55798e5fad60), n)
^  Call: (196) [user] is_delimiter(n)
   Call: (197) [system] char_type(n, space)
   Fail: (197) [system] char_type(n, space)
   Call: (197) [system] arg(_817030, v('(', ')', end_of_file), n)
   Fail: (197) [system] arg(_817962, v('(', ')', end_of_file), n)
^  Fail: (196) [user] is_delimiter(n)
   Call: (196) [system] ')'==n
   Fail: (196) [system] ')'==n
   Call: (196) [system] get_char((0x55798e5fad60), n)
   Exit: (196) [system] get_char((0x55798e5fad60), n)
   Call: (196) [system] n=(\)
   Fail: (196) [system] n=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _825312)
   Call: (197) [system] peek_char((0x55798e5fad60), _826246)
   Exit: (197) [system] peek_char((0x55798e5fad60), e)
^  Call: (197) [user] is_delimiter(e)
   Call: (198) [system] char_type(e, space)
   Fail: (198) [system] char_type(e, space)
   Call: (198) [system] arg(_830966, v('(', ')', end_of_file), e)
   Fail: (198) [system] arg(_831898, v('(', ')', end_of_file), e)
^  Fail: (197) [user] is_delimiter(e)
   Call: (197) [system] ')'==e
   Fail: (197) [system] ')'==e
   Call: (197) [system] get_char((0x55798e5fad60), e)
   Exit: (197) [system] get_char((0x55798e5fad60), e)
   Call: (197) [system] e=(\)
   Fail: (197) [system] e=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _839248)
   Call: (198) [system] peek_char((0x55798e5fad60), _840182)
   Exit: (198) [system] peek_char((0x55798e5fad60), n)
^  Call: (198) [user] is_delimiter(n)
   Call: (199) [system] char_type(n, space)
   Fail: (199) [system] char_type(n, space)
   Call: (199) [system] arg(_844902, v('(', ')', end_of_file), n)
   Fail: (199) [system] arg(_845834, v('(', ')', end_of_file), n)
^  Fail: (198) [user] is_delimiter(n)
   Call: (198) [system] ')'==n
   Fail: (198) [system] ')'==n
   Call: (198) [system] get_char((0x55798e5fad60), n)
   Exit: (198) [system] get_char((0x55798e5fad60), n)
   Call: (198) [system] n=(\)
   Fail: (198) [system] n=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _853184)
   Call: (199) [system] peek_char((0x55798e5fad60), _854118)
   Exit: (199) [system] peek_char((0x55798e5fad60), s)
^  Call: (199) [user] is_delimiter(s)
   Call: (200) [system] char_type(s, space)
   Fail: (200) [system] char_type(s, space)
   Call: (200) [system] arg(_858838, v('(', ')', end_of_file), s)
   Fail: (200) [system] arg(_859770, v('(', ')', end_of_file), s)
^  Fail: (199) [user] is_delimiter(s)
   Call: (199) [system] ')'==s
   Fail: (199) [system] ')'==s
   Call: (199) [system] get_char((0x55798e5fad60), s)
   Exit: (199) [system] get_char((0x55798e5fad60), s)
   Call: (199) [system] s=(\)
   Fail: (199) [system] s=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _867120)
   Call: (200) [system] peek_char((0x55798e5fad60), _868054)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _867120=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (199) [system] _853184=[s]
   Exit: (199) [system] [s]=[s]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [s])
   Call: (198) [system] _839248=[n, s]
   Exit: (198) [system] [n, s]=[n, s]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, s])
   Call: (197) [system] _825312=[e, n, s]
   Exit: (197) [system] [e, n, s]=[e, n, s]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, n, s])
   Call: (196) [system] _811376=[n, e, n, s]
   Exit: (196) [system] [n, e, n, s]=[n, e, n, s]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, e, n, s])
   Call: (195) [system] _797440=[o, n, e, n, s]
   Exit: (195) [system] [o, n, e, n, s]=[o, n, e, n, s]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, e, n, s])
   Call: (194) [system] _783504=['P', o, n, e, n, s]
   Exit: (194) [system] ['P', o, n, e, n, s]=['P', o, n, e, n, s]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), ['P', o, n, e, n, s])
   Call: (193) [system] _769568=[s, 'P', o, n, e, n, s]
   Exit: (193) [system] [s, 'P', o, n, e, n, s]=[s, 'P', o, n, e, n, s]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, 'P', o, n, e, n, s])
   Call: (192) [system] _755632=[u, s, 'P', o, n, e, n, s]
   Exit: (192) [system] [u, s, 'P', o, n, e, n, s]=[u, s, 'P', o, n, e, n, s]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, s, 'P', o, n, e, n, s])
   Call: (191) [system] _741696=[d, u, s, 'P', o, n, e, n, s]
   Exit: (191) [system] [d, u, s, 'P', o, n, e, n, s]=[d, u, s, 'P', o, n, e, n, s]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, s, 'P', o, n, e, n, s])
   Call: (190) [system] _727760=[o, d, u, s, 'P', o, n, e, n, s]
   Exit: (190) [system] [o, d, u, s, 'P', o, n, e, n, s]=[o, d, u, s, 'P', o, n, e, n, s]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, s, 'P', o, n, e, n, s])
^  Call: (189) [user] classify_and_convert_charseq('M', [o, d, u, s, 'P', o, n, e, n, s], _694106)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_905304, _905306), once(user:catch(read_from_chars(['M', o, d, u, s, 'P', o, n, e, n, s], _694106), _905280, fail)), '$restore_trace'(_905304, _905306))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_905304, _905306))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['M', o, d, u, s, 'P', o, n, e, n, s], _694106), _905280, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(_694106)
   Fail: (190) [system] atomic(_694106)
   Call: (190) [system] atom_chars(_694106, ['M', o, d, u, s, 'P', o, n, e, n, s])
   Exit: (190) [system] atom_chars('ModusPonens', ['M', o, d, u, s, 'P', o, n, e, n, s])
^  Exit: (189) [user] classify_and_convert_charseq('M', [o, d, u, s, 'P', o, n, e, n, s], 'ModusPonens')
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), 'M', 'ModusPonens')
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), 'ModusPonens')
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _914680)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _916538)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _924276)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _926980)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _942058)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _947628)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _949486)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _963640)
   Exit: (189) [system] get_char((0x55798e5fad60), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _947628)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _969210)
   Exit: (191) [system] peek_char((0x55798e5fad60), -)
   Call: (191) [system] (-)=(;)
   Fail: (191) [system] (-)=(;)
^  Call: (191) [user] is_like_space(-)
   Call: (192) [system] char_type(-, 'white')
   Fail: (192) [system] char_type(-, 'white')
   Call: (192) [system] char_type(-, end_of_line)
   Fail: (192) [system] char_type(-, end_of_line)
   Call: (192) [system] char_type(-, space)
   Fail: (192) [system] char_type(-, space)
   Call: (192) [system] char_type(-, cntrl)
   Fail: (192) [system] char_type(-, cntrl)
^  Fail: (191) [user] is_like_space(-)
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _983364)
   Exit: (190) [system] peek_char((0x55798e5fad60), -)
   Call: (190) [system] (-)=')'
   Fail: (190) [system] (-)=')'
   Call: (190) [system] (-)=end_of_file
   Fail: (190) [system] (-)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _988934)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _990792)
   Exit: (192) [system] peek_char((0x55798e5fad60), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _1004946)
   Exit: (191) [system] get_char((0x55798e5fad60), -)
   Call: (191) [system] (-)='('
   Fail: (191) [system] (-)='('
   Call: (191) [system] (-)='['
   Fail: (191) [system] (-)='['
   Call: (191) [system] (-)='{'
   Fail: (191) [system] (-)='{'
   Call: (191) [system] (-)='"'
   Fail: (191) [system] (-)='"'
   Call: (191) [system] (-)=!
   Fail: (191) [system] (-)=!
   Call: (191) [system] (-)='\''
   Fail: (191) [system] (-)='\''
   Call: (191) [system] (-)='`'
   Fail: (191) [system] (-)='`'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55798e5fad60), -, _988934)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1022588)
   Call: (193) [system] peek_char((0x55798e5fad60), _1023522)
   Exit: (193) [system] peek_char((0x55798e5fad60), >)
^  Call: (193) [user] is_delimiter(>)
   Call: (194) [system] char_type(>, space)
   Fail: (194) [system] char_type(>, space)
   Call: (194) [system] arg(_1028242, v('(', ')', end_of_file), >)
   Fail: (194) [system] arg(_1029174, v('(', ')', end_of_file), >)
^  Fail: (193) [user] is_delimiter(>)
   Call: (193) [system] ')'==(>)
   Fail: (193) [system] ')'==(>)
   Call: (193) [system] get_char((0x55798e5fad60), >)
   Exit: (193) [system] get_char((0x55798e5fad60), >)
   Call: (193) [system] (>)=(\)
   Fail: (193) [system] (>)=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1036524)
   Call: (194) [system] peek_char((0x55798e5fad60), _1037458)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1036524=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (193) [system] _1022588=[>]
   Exit: (193) [system] [>]=[>]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (192) [user] classify_and_convert_charseq(-, [>], _988934)
^  Call: (194) [system] setup_call_cleanup('$notrace'(_1049562, _1049564), once(user:catch(read_from_chars([-, >], _988934), _1049538, fail)), '$restore_trace'(_1049562, _1049564))
^  Call: (195) [system] sig_atomic(system:'$notrace'(_1049562, _1049564))
^  Exit: (194) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _1049538, fail)), system:'$restore_trace'(3, -1))
   Call: (193) [system] atomic(->)
   Exit: (193) [system] atomic(->)
^  Exit: (192) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (191) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _1057062)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1058920)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _1066658)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1069362)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1084440)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _1090010)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1091868)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _1106022)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1090010)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1111592)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'I')
   Call: (194) [system] 'I'=(;)
   Fail: (194) [system] 'I'=(;)
^  Call: (194) [user] is_like_space('I')
   Call: (195) [system] char_type('I', 'white')
   Fail: (195) [system] char_type('I', 'white')
   Call: (195) [system] char_type('I', end_of_line)
   Fail: (195) [system] char_type('I', end_of_line)
   Call: (195) [system] char_type('I', space)
   Fail: (195) [system] char_type('I', space)
   Call: (195) [system] char_type('I', cntrl)
   Fail: (195) [system] char_type('I', cntrl)
^  Fail: (194) [user] is_like_space('I')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1125746)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'I')
   Call: (193) [system] 'I'=')'
   Fail: (193) [system] 'I'=')'
   Call: (193) [system] 'I'=end_of_file
   Fail: (193) [system] 'I'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1131316)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1133174)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'I')
   Call: (195) [system] 'I'=(;)
   Fail: (195) [system] 'I'=(;)
^  Call: (195) [user] is_like_space('I')
   Call: (196) [system] char_type('I', 'white')
   Fail: (196) [system] char_type('I', 'white')
   Call: (196) [system] char_type('I', end_of_line)
   Fail: (196) [system] char_type('I', end_of_line)
   Call: (196) [system] char_type('I', space)
   Fail: (196) [system] char_type('I', space)
   Call: (196) [system] char_type('I', cntrl)
   Fail: (196) [system] char_type('I', cntrl)
^  Fail: (195) [user] is_like_space('I')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1147328)
   Exit: (194) [system] get_char((0x55798e5fad60), 'I')
   Call: (194) [system] 'I'='('
   Fail: (194) [system] 'I'='('
   Call: (194) [system] 'I'='['
   Fail: (194) [system] 'I'='['
   Call: (194) [system] 'I'='{'
   Fail: (194) [system] 'I'='{'
   Call: (194) [system] 'I'='"'
   Fail: (194) [system] 'I'='"'
   Call: (194) [system] 'I'=!
   Fail: (194) [system] 'I'=!
   Call: (194) [system] 'I'='\''
   Fail: (194) [system] 'I'='\''
   Call: (194) [system] 'I'='`'
   Fail: (194) [system] 'I'='`'
   Call: (194) [system] 'I'=end_of_file
   Fail: (194) [system] 'I'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1131316)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1164970)
   Call: (196) [system] peek_char((0x55798e5fad60), _1165904)
   Exit: (196) [system] peek_char((0x55798e5fad60), m)
^  Call: (196) [user] is_delimiter(m)
   Call: (197) [system] char_type(m, space)
   Fail: (197) [system] char_type(m, space)
   Call: (197) [system] arg(_1170624, v('(', ')', end_of_file), m)
   Fail: (197) [system] arg(_1171556, v('(', ')', end_of_file), m)
^  Fail: (196) [user] is_delimiter(m)
   Call: (196) [system] ')'==m
   Fail: (196) [system] ')'==m
   Call: (196) [system] get_char((0x55798e5fad60), m)
   Exit: (196) [system] get_char((0x55798e5fad60), m)
   Call: (196) [system] m=(\)
   Fail: (196) [system] m=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1178906)
   Call: (197) [system] peek_char((0x55798e5fad60), _1179840)
   Exit: (197) [system] peek_char((0x55798e5fad60), p)
^  Call: (197) [user] is_delimiter(p)
   Call: (198) [system] char_type(p, space)
   Fail: (198) [system] char_type(p, space)
   Call: (198) [system] arg(_1184560, v('(', ')', end_of_file), p)
   Fail: (198) [system] arg(_1185492, v('(', ')', end_of_file), p)
^  Fail: (197) [user] is_delimiter(p)
   Call: (197) [system] ')'==p
   Fail: (197) [system] ')'==p
   Call: (197) [system] get_char((0x55798e5fad60), p)
   Exit: (197) [system] get_char((0x55798e5fad60), p)
   Call: (197) [system] p=(\)
   Fail: (197) [system] p=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1192842)
   Call: (198) [system] peek_char((0x55798e5fad60), _1193776)
   Exit: (198) [system] peek_char((0x55798e5fad60), l)
^  Call: (198) [user] is_delimiter(l)
   Call: (199) [system] char_type(l, space)
   Fail: (199) [system] char_type(l, space)
   Call: (199) [system] arg(_1198496, v('(', ')', end_of_file), l)
   Fail: (199) [system] arg(_1199428, v('(', ')', end_of_file), l)
^  Fail: (198) [user] is_delimiter(l)
   Call: (198) [system] ')'==l
   Fail: (198) [system] ')'==l
   Call: (198) [system] get_char((0x55798e5fad60), l)
   Exit: (198) [system] get_char((0x55798e5fad60), l)
   Call: (198) [system] l=(\)
   Fail: (198) [system] l=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1206778)
   Call: (199) [system] peek_char((0x55798e5fad60), _1207712)
   Exit: (199) [system] peek_char((0x55798e5fad60), i)
^  Call: (199) [user] is_delimiter(i)
   Call: (200) [system] char_type(i, space)
   Fail: (200) [system] char_type(i, space)
   Call: (200) [system] arg(_1212432, v('(', ')', end_of_file), i)
   Fail: (200) [system] arg(_1213364, v('(', ')', end_of_file), i)
^  Fail: (199) [user] is_delimiter(i)
   Call: (199) [system] ')'==i
   Fail: (199) [system] ')'==i
   Call: (199) [system] get_char((0x55798e5fad60), i)
   Exit: (199) [system] get_char((0x55798e5fad60), i)
   Call: (199) [system] i=(\)
   Fail: (199) [system] i=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1220714)
   Call: (200) [system] peek_char((0x55798e5fad60), _1221648)
   Exit: (200) [system] peek_char((0x55798e5fad60), c)
^  Call: (200) [user] is_delimiter(c)
   Call: (201) [system] char_type(c, space)
   Fail: (201) [system] char_type(c, space)
   Call: (201) [system] arg(_1226368, v('(', ')', end_of_file), c)
   Fail: (201) [system] arg(_1227300, v('(', ')', end_of_file), c)
^  Fail: (200) [user] is_delimiter(c)
   Call: (200) [system] ')'==c
   Fail: (200) [system] ')'==c
   Call: (200) [system] get_char((0x55798e5fad60), c)
   Exit: (200) [system] get_char((0x55798e5fad60), c)
   Call: (200) [system] c=(\)
   Fail: (200) [system] c=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1234650)
   Call: (201) [system] peek_char((0x55798e5fad60), _1235584)
   Exit: (201) [system] peek_char((0x55798e5fad60), a)
^  Call: (201) [user] is_delimiter(a)
   Call: (202) [system] char_type(a, space)
   Fail: (202) [system] char_type(a, space)
   Call: (202) [system] arg(_1240304, v('(', ')', end_of_file), a)
   Fail: (202) [system] arg(_1241236, v('(', ')', end_of_file), a)
^  Fail: (201) [user] is_delimiter(a)
   Call: (201) [system] ')'==a
   Fail: (201) [system] ')'==a
   Call: (201) [system] get_char((0x55798e5fad60), a)
   Exit: (201) [system] get_char((0x55798e5fad60), a)
   Call: (201) [system] a=(\)
   Fail: (201) [system] a=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1248586)
   Call: (202) [system] peek_char((0x55798e5fad60), _1249520)
   Exit: (202) [system] peek_char((0x55798e5fad60), t)
^  Call: (202) [user] is_delimiter(t)
   Call: (203) [system] char_type(t, space)
   Fail: (203) [system] char_type(t, space)
   Call: (203) [system] arg(_1254240, v('(', ')', end_of_file), t)
   Fail: (203) [system] arg(_1255172, v('(', ')', end_of_file), t)
^  Fail: (202) [user] is_delimiter(t)
   Call: (202) [system] ')'==t
   Fail: (202) [system] ')'==t
   Call: (202) [system] get_char((0x55798e5fad60), t)
   Exit: (202) [system] get_char((0x55798e5fad60), t)
   Call: (202) [system] t=(\)
   Fail: (202) [system] t=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1262522)
   Call: (203) [system] peek_char((0x55798e5fad60), _1263456)
   Exit: (203) [system] peek_char((0x55798e5fad60), i)
^  Call: (203) [user] is_delimiter(i)
   Call: (204) [system] char_type(i, space)
   Fail: (204) [system] char_type(i, space)
   Call: (204) [system] arg(_1268176, v('(', ')', end_of_file), i)
   Fail: (204) [system] arg(_1269108, v('(', ')', end_of_file), i)
^  Fail: (203) [user] is_delimiter(i)
   Call: (203) [system] ')'==i
   Fail: (203) [system] ')'==i
   Call: (203) [system] get_char((0x55798e5fad60), i)
   Exit: (203) [system] get_char((0x55798e5fad60), i)
   Call: (203) [system] i=(\)
   Fail: (203) [system] i=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1276458)
   Call: (204) [system] peek_char((0x55798e5fad60), _1277392)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1282112, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1283044, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1290394)
   Call: (205) [system] peek_char((0x55798e5fad60), _1291328)
   Exit: (205) [system] peek_char((0x55798e5fad60), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_1296048, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_1296980, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55798e5fad60), n)
   Exit: (205) [system] get_char((0x55798e5fad60), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1304330)
   Call: (206) [system] peek_char((0x55798e5fad60), _1305264)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (206) [user] is_delimiter('L')
   Call: (207) [system] char_type('L', space)
   Fail: (207) [system] char_type('L', space)
   Call: (207) [system] arg(_1309984, v('(', ')', end_of_file), 'L')
   Fail: (207) [system] arg(_1310916, v('(', ')', end_of_file), 'L')
^  Fail: (206) [user] is_delimiter('L')
   Call: (206) [system] ')'=='L'
   Fail: (206) [system] ')'=='L'
   Call: (206) [system] get_char((0x55798e5fad60), 'L')
   Exit: (206) [system] get_char((0x55798e5fad60), 'L')
   Call: (206) [system] 'L'=(\)
   Fail: (206) [system] 'L'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1318266)
   Call: (207) [system] peek_char((0x55798e5fad60), _1319200)
   Exit: (207) [system] peek_char((0x55798e5fad60), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1323920, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1324852, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55798e5fad60), i)
   Exit: (207) [system] get_char((0x55798e5fad60), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1332202)
   Call: (208) [system] peek_char((0x55798e5fad60), _1333136)
   Exit: (208) [system] peek_char((0x55798e5fad60), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1337856, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1338788, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55798e5fad60), n)
   Exit: (208) [system] get_char((0x55798e5fad60), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1346138)
   Call: (209) [system] peek_char((0x55798e5fad60), _1347072)
   Exit: (209) [system] peek_char((0x55798e5fad60), k)
^  Call: (209) [user] is_delimiter(k)
   Call: (210) [system] char_type(k, space)
   Fail: (210) [system] char_type(k, space)
   Call: (210) [system] arg(_1351792, v('(', ')', end_of_file), k)
   Fail: (210) [system] arg(_1352724, v('(', ')', end_of_file), k)
^  Fail: (209) [user] is_delimiter(k)
   Call: (209) [system] ')'==k
   Fail: (209) [system] ')'==k
   Call: (209) [system] get_char((0x55798e5fad60), k)
   Exit: (209) [system] get_char((0x55798e5fad60), k)
   Call: (209) [system] k=(\)
   Fail: (209) [system] k=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1360074)
   Call: (210) [system] peek_char((0x55798e5fad60), _1361008)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1360074=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _1346138=[k]
   Exit: (209) [system] [k]=[k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (208) [system] _1332202=[n, k]
   Exit: (208) [system] [n, k]=[n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (207) [system] _1318266=[i, n, k]
   Exit: (207) [system] [i, n, k]=[i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (206) [system] _1304330=['L', i, n, k]
   Exit: (206) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (205) [system] _1290394=[n, 'L', i, n, k]
   Exit: (205) [system] [n, 'L', i, n, k]=[n, 'L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'L', i, n, k])
   Call: (204) [system] _1276458=[o, n, 'L', i, n, k]
   Exit: (204) [system] [o, n, 'L', i, n, k]=[o, n, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'L', i, n, k])
   Call: (203) [system] _1262522=[i, o, n, 'L', i, n, k]
   Exit: (203) [system] [i, o, n, 'L', i, n, k]=[i, o, n, 'L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'L', i, n, k])
   Call: (202) [system] _1248586=[t, i, o, n, 'L', i, n, k]
   Exit: (202) [system] [t, i, o, n, 'L', i, n, k]=[t, i, o, n, 'L', i, n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'L', i, n, k])
   Call: (201) [system] _1234650=[a, t, i, o, n, 'L', i, n, k]
   Exit: (201) [system] [a, t, i, o, n, 'L', i, n, k]=[a, t, i, o, n, 'L', i, n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n, 'L', i, n, k])
   Call: (200) [system] _1220714=[c, a, t, i, o, n, 'L', i, n, k]
   Exit: (200) [system] [c, a, t, i, o, n, 'L', i, n, k]=[c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n, 'L', i, n, k])
   Call: (199) [system] _1206778=[i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (199) [system] [i, c, a, t, i, o, n, 'L', i, n, k]=[i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (198) [system] _1192842=[l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (198) [system] [l, i, c, a, t, i, o, n, 'L', i, n, k]=[l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (197) [system] _1178906=[p, l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (197) [system] [p, l, i, c, a, t, i, o, n, 'L', i, n, k]=[p, l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (196) [system] _1164970=[m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (196) [system] [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]=[m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
^  Call: (195) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _1131316)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_1409434, _1409436), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _1131316), _1409410, fail)), '$restore_trace'(_1409434, _1409436))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_1409434, _1409436))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _1131316), _1409410, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(_1131316)
   Fail: (196) [system] atomic(_1131316)
   Call: (196) [system] atom_chars(_1131316, ['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
   Exit: (196) [system] atom_chars('ImplicationLink', ['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
^  Exit: (195) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], 'ImplicationLink')
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'ImplicationLink')
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), 'ImplicationLink')
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1418810)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1420668)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1428406)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1431110)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1446188)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1451758)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1453616)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1467770)
   Exit: (195) [system] get_char((0x55798e5fad60), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _1451758)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1485412)
   Call: (197) [system] peek_char((0x55798e5fad60), _1486346)
   Exit: (197) [system] peek_char((0x55798e5fad60), p)
^  Call: (197) [user] is_delimiter(p)
   Call: (198) [system] char_type(p, space)
   Fail: (198) [system] char_type(p, space)
   Call: (198) [system] arg(_1491066, v('(', ')', end_of_file), p)
   Fail: (198) [system] arg(_1491998, v('(', ')', end_of_file), p)
^  Fail: (197) [user] is_delimiter(p)
   Call: (197) [system] ')'==p
   Fail: (197) [system] ')'==p
   Call: (197) [system] get_char((0x55798e5fad60), p)
   Exit: (197) [system] get_char((0x55798e5fad60), p)
   Call: (197) [system] p=(\)
   Fail: (197) [system] p=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1499348)
   Call: (198) [system] peek_char((0x55798e5fad60), _1500282)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _1499348=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (197) [system] _1485412=[p]
   Exit: (197) [system] [p]=[p]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [p])
^  Call: (196) [user] classify_and_convert_charseq($, [p], _1451758)
   Call: (197) [system] atom_chars(_1512360, ['_', p])
   Exit: (197) [system] atom_chars('_p', ['_', p])
^  Exit: (196) [user] classify_and_convert_charseq($, [p], _p)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _p)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), _p)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1517024)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1518882)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1526620)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1529324)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1544402)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1549972)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1551830)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1565984)
   Exit: (196) [system] get_char((0x55798e5fad60), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _1549972)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1583626)
   Call: (198) [system] peek_char((0x55798e5fad60), _1584560)
   Exit: (198) [system] peek_char((0x55798e5fad60), q)
^  Call: (198) [user] is_delimiter(q)
   Call: (199) [system] char_type(q, space)
   Fail: (199) [system] char_type(q, space)
   Call: (199) [system] arg(_1589280, v('(', ')', end_of_file), q)
   Fail: (199) [system] arg(_1590212, v('(', ')', end_of_file), q)
^  Fail: (198) [user] is_delimiter(q)
   Call: (198) [system] ')'==q
   Fail: (198) [system] ')'==q
   Call: (198) [system] get_char((0x55798e5fad60), q)
   Exit: (198) [system] get_char((0x55798e5fad60), q)
   Call: (198) [system] q=(\)
   Fail: (198) [system] q=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1597562)
   Call: (199) [system] peek_char((0x55798e5fad60), _1598496)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1603216, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1597562=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (198) [system] _1583626=[q]
   Exit: (198) [system] [q]=[q]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [q])
^  Call: (197) [user] classify_and_convert_charseq($, [q], _1549972)
   Call: (198) [system] atom_chars(_1612446, ['_', q])
   Exit: (198) [system] atom_chars('_q', ['_', q])
^  Exit: (197) [user] classify_and_convert_charseq($, [q], _q)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _q)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), _q)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1617110)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1618968)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1633122)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _1636912)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _1617110=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _1517024=[_q]
   Exit: (195) [system] [_q]=[_q]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [_q])
   Call: (194) [system] _1418810=[_p, _q]
   Exit: (194) [system] [_p, _q]=[_p, _q]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [_p, _q])
   Call: (193) [system] _1090010=['ImplicationLink', _p, _q]
   Exit: (193) [system] ['ImplicationLink', _p, _q]=['ImplicationLink', _p, _q]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), ['ImplicationLink', _p, _q])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), ['ImplicationLink', _p, _q])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1650794)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1652652)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1660390)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1663094)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1678172)
   Exit: (192) [system] peek_char((0x55798e5fad60), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1683742)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1685600)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1699754)
   Exit: (193) [system] get_char((0x55798e5fad60), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _1683742)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1717396)
   Call: (195) [system] peek_char((0x55798e5fad60), _1718330)
   Exit: (195) [system] peek_char((0x55798e5fad60), p)
^  Call: (195) [user] is_delimiter(p)
   Call: (196) [system] char_type(p, space)
   Fail: (196) [system] char_type(p, space)
   Call: (196) [system] arg(_1723050, v('(', ')', end_of_file), p)
   Fail: (196) [system] arg(_1723982, v('(', ')', end_of_file), p)
^  Fail: (195) [user] is_delimiter(p)
   Call: (195) [system] ')'==p
   Fail: (195) [system] ')'==p
   Call: (195) [system] get_char((0x55798e5fad60), p)
   Exit: (195) [system] get_char((0x55798e5fad60), p)
   Call: (195) [system] p=(\)
   Fail: (195) [system] p=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1731332)
   Call: (196) [system] peek_char((0x55798e5fad60), _1732266)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _1731332=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _1717396=[p]
   Exit: (195) [system] [p]=[p]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [p])
^  Call: (194) [user] classify_and_convert_charseq($, [p], _1683742)
   Call: (195) [system] atom_chars(_1744344, ['_', p])
   Exit: (195) [system] atom_chars('_p', ['_', p])
^  Exit: (194) [user] classify_and_convert_charseq($, [p], _p)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _p)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), _p)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1749008)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1750866)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1758604)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1761308)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1776386)
   Exit: (193) [system] peek_char((0x55798e5fad60), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1781956)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1783814)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1797968)
   Exit: (194) [system] get_char((0x55798e5fad60), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _1781956)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1815610)
   Call: (196) [system] peek_char((0x55798e5fad60), _1816544)
   Exit: (196) [system] peek_char((0x55798e5fad60), q)
^  Call: (196) [user] is_delimiter(q)
   Call: (197) [system] char_type(q, space)
   Fail: (197) [system] char_type(q, space)
   Call: (197) [system] arg(_1821264, v('(', ')', end_of_file), q)
   Fail: (197) [system] arg(_1822196, v('(', ')', end_of_file), q)
^  Fail: (196) [user] is_delimiter(q)
   Call: (196) [system] ')'==q
   Fail: (196) [system] ')'==q
   Call: (196) [system] get_char((0x55798e5fad60), q)
   Exit: (196) [system] get_char((0x55798e5fad60), q)
   Call: (196) [system] q=(\)
   Fail: (196) [system] q=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1829546)
   Call: (197) [system] peek_char((0x55798e5fad60), _1830480)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
^  Call: (197) [user] is_delimiter(')')
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] arg(_1835200, v('(', ')', end_of_file), ')')
   Exit: (198) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (197) [user] is_delimiter(')')
   Call: (197) [system] _1829546=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (196) [system] _1815610=[q]
   Exit: (196) [system] [q]=[q]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [q])
^  Call: (195) [user] classify_and_convert_charseq($, [q], _1781956)
   Call: (196) [system] atom_chars(_1844430, ['_', q])
   Exit: (196) [system] atom_chars('_q', ['_', q])
^  Exit: (195) [user] classify_and_convert_charseq($, [q], _q)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _q)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), _q)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1849094)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1850952)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1865106)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55798e5fad60), _1868896)
   Exit: (194) [system] get_char((0x55798e5fad60), ')')
   Call: (194) [system] _1849094=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [])
   Call: (193) [system] _1749008=[_q]
   Exit: (193) [system] [_q]=[_q]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [_q])
   Call: (192) [system] _1650794=[_p, _q]
   Exit: (192) [system] [_p, _q]=[_p, _q]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [_p, _q])
   Call: (191) [system] _1057062=[['ImplicationLink', _p, _q], _p, _q]
   Exit: (191) [system] [['ImplicationLink', _p, _q], _p, _q]=[['ImplicationLink', _p, _q], _p, _q]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [['ImplicationLink', _p, _q], _p, _q])
   Call: (190) [system] _947628=[->, ['ImplicationLink', _p, _q], _p, _q]
   Exit: (190) [system] [->, ['ImplicationLink', _p, _q], _p, _q]=[->, ['ImplicationLink', _p, _q], _p, _q]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [->, ['ImplicationLink', _p, _q], _p, _q])
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), [->, ['ImplicationLink', _p, _q], _p, _q])
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _1885572)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1887430)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1901584)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _1905374)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _1885572=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _914680=[[->, ['ImplicationLink', _p, _q], _p, _q]]
   Exit: (188) [system] [[->, ['ImplicationLink', _p, _q], _p, _q]]=[[->, ['ImplicationLink', _p, _q], _p, _q]]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [[->, ['ImplicationLink', _p, _q], _p, _q]])
   Call: (187) [system] _661158=['ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]
   Exit: (187) [system] ['ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]=['ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), ['ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]])
   Call: (186) [system] _568454=[:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]
   Exit: (186) [system] [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]=[:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1919256)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1921114)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1935268)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _1939058)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _1919256=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _535506=[[:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]
   Exit: (184) [system] [[:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]=[[:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [[:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]])
   Call: (183) [system] _363156=[[rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]
   Exit: (183) [system] [[rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]=[[rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]])
   Call: (182) [system] _236976=[=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]
   Exit: (182) [system] [=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]=[=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]])
^  Call: (179) [user] assertz(metta_file_comment(110, 0, 4366, [=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]], '$stream_position'(4366, 110, 0, 4366)))
^  Exit: (179) [user] assertz(metta_file_comment(110, 0, 4366, [=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]], '$stream_position'(4366, 110, 0, 4366)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 110, 0, 4366, '$stream_position'(4366, 110, 0, 4366)), read_sexpr((0x55798e5fad60), [=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]]), assertz(metta_file_comment(110, 0, 4366, [=, [rb], [:, 'ModusPonens', [->, ['ImplicationLink', _p, _q], _p, _q]]], '$stream_position'(4366, 110, 0, 4366)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1957576, _1957578, _1957580, _1957582, _1957584))
^  Exit: (177) [user] retract(metta_file_comment(51, 0, 1691, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$stream_position'(1691, 51, 0, 1691)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _1960414))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _1960414)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";; Nullary rule (axiom)", 51, 0), _1960414)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _1963230))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _1963230))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _1963230)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _1966030))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _1966030)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";; Nullary rule (axiom)", 51, 0), _1966030)
   Call: (187) [system] var('$COMMENT'(";; Nullary rule (axiom)", 51, 0))
   Call: (187) [system] atom('$COMMENT'(";; Nullary rule (axiom)", 51, 0))
   Call: (187) [system] '$COMMENT'(";; Nullary rule (axiom)", 51, 0)==true
   Call: (187) [system] '$COMMENT'(";; Nullary rule (axiom)", 51, 0)==false
   Call: (187) [system] '$COMMENT'(";; Nullary rule (axiom)", 51, 0)==[_1972550, _1972556]
   Call: (187) [system] is_list('$COMMENT'(";; Nullary rule (axiom)", 51, 0))
   Call: (187) [system] string('$COMMENT'(";; Nullary rule (axiom)", 51, 0))
   Call: (187) [system] compound('$COMMENT'(";; Nullary rule (axiom)", 51, 0))
   Exit: (187) [system] compound('$COMMENT'(";; Nullary rule (axiom)", 51, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";; Nullary rule (axiom)", 51, 0), _1977184, _1977186)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT', [";; Nullary rule (axiom)", 51, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";; Nullary rule (axiom)", 51, 0], _1980926)
   Call: (188) [apply] apply:maplist_([";; Nullary rule (axiom)", 51, 0], _1980926, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";; Nullary rule (axiom)", _1982806)
   Call: (190) [system] var(";; Nullary rule (axiom)")
   Call: (190) [system] atom(";; Nullary rule (axiom)")
   Call: (190) [system] ";; Nullary rule (axiom)"==true
   Call: (190) [system] ";; Nullary rule (axiom)"==false
   Call: (190) [system] ";; Nullary rule (axiom)"==[_1987448, _1987454]
   Call: (190) [system] is_list(";; Nullary rule (axiom)")
   Call: (190) [system] string(";; Nullary rule (axiom)")
   Exit: (190) [system] string(";; Nullary rule (axiom)")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";; Nullary rule (axiom)")
^  Call: (190) [user] symbol(";; Nullary rule (axiom)")
   Call: (191) [system] atom(";; Nullary rule (axiom)")
   Fail: (191) [system] atom(";; Nullary rule (axiom)")
^  Fail: (190) [user] symbol(";; Nullary rule (axiom)")
   Call: (190) [system] ";; Nullary rule (axiom)"=_1982806
   Exit: (190) [system] ";; Nullary rule (axiom)"=";; Nullary rule (axiom)"
^  Exit: (189) [user] mfix_vars1(";; Nullary rule (axiom)", ";; Nullary rule (axiom)")
   Call: (189) [apply] apply:maplist_([51, 0], _1982808, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(51, _2001328)
   Call: (191) [system] var(51)
   Call: (191) [system] atom(51)
   Call: (191) [system] 51==true
   Call: (191) [system] 51==false
   Call: (191) [system] 51==[_2005970, _2005976]
   Call: (191) [system] is_list(51)
   Call: (191) [system] string(51)
   Call: (191) [system] compound(51)
^  Call: (191) [user] symbol(51)
   Call: (192) [system] atom(51)
   Fail: (192) [system] atom(51)
^  Fail: (191) [user] symbol(51)
   Call: (191) [system] 51=_2001328
   Exit: (191) [system] 51=51
^  Exit: (190) [user] mfix_vars1(51, 51)
   Call: (190) [apply] apply:maplist_([0], _2001330, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _2017094)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_2021736, _2021742]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_2017094
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _2017096, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([51, 0], [51, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";; Nullary rule (axiom)", 51, 0], [";; Nullary rule (axiom)", 51, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";; Nullary rule (axiom)", 51, 0], [";; Nullary rule (axiom)", 51, 0])
   Call: (187) [system] compound_name_arguments(_1966030, '$COMMENT', [";; Nullary rule (axiom)", 51, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT', [";; Nullary rule (axiom)", 51, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0)))
   Call: (184) [system] '$COMMENT'(";; Nullary rule (axiom)", 51, 0)\=@='$COMMENT'(";; Nullary rule (axiom)", 51, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _2045912))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _2045912))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _2045912)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _2048712))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _2048712)
^  Call: (186) [user] cons_to_c('$COMMENT'(";; Nullary rule (axiom)", 51, 0), _2048712)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0)))
   Call: (184) [system] '$COMMENT'(";; Nullary rule (axiom)", 51, 0)\=@='$COMMENT'(";; Nullary rule (axiom)", 51, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _1960414))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _1960414))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _1960414)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _2062670))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), _2062670)
^  Call: (186) [user] cons_to_l('$COMMENT'(";; Nullary rule (axiom)", 51, 0), _2062670)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0)))
   Call: (184) [system] '$COMMENT'(";; Nullary rule (axiom)", 51, 0)\=@='$COMMENT'(";; Nullary rule (axiom)", 51, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0)))
   Call: (178) [system] '$COMMENT'(";; Nullary rule (axiom)", 51, 0)\=@='$COMMENT'(";; Nullary rule (axiom)", 51, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; Nullary rule (axiom)", 51, 0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";; Nullary rule (axiom)", 51, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";; Nullary rule (axiom)", 51, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";; Nullary rule (axiom)", 51, 0)))
   Call: (169) [system] '$COMMENT'(";; Nullary rule (axiom)", 51, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; Nullary rule (axiom)", 51, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Nullary rule (axiom)", 51, 0)), 109]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0), me_synthesize_1726263785_9357412, 109)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Nullary rule (axiom)", 51, 0)), 109]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263796.5926955)
   Call: (173) [system] arg(1, t(1726263795.049033), _3148)
   Exit: (173) [system] arg(1, t(1726263795.049033), 1726263795.049033)
   Call: (173) [system] _3158 is 1726263796.5926955-1726263795.049033
   Exit: (173) [system] 1.5436625480651855 is 1726263796.5926955-1726263795.049033
   Call: (173) [system] 1.5436625480651855>4
   Fail: (173) [system] 1.5436625480651855>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Nullary rule (axiom)", 51, 0)), 109]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 17)
   Call: (175) [system] atom(17+1)
   Call: (175) [system] set_flag(translated_forms, 18)
   Exit: (175) [system] set_flag(translated_forms, 18)
   Exit: (174) [$syspreds] update_flag(translated_forms, 17, 17+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 17, 17+1))
   Exit: (171) [$syspreds] flag(translated_forms, 17, 17+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0), me_synthesize_1726263785_9357412, 109)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; Nullary rule (axiom)"])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; Nullary rule (axiom)"])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0), me_synthesize_1726263785_9357412, 109)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Nullary rule (axiom)", 51, 0)), 109]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 17, 17+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Nullary rule (axiom)", 51, 0), me_synthesize_1726263785_9357412, 109)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 110)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 110))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 110))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _44034)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _51456)
   Exit: (175) [system] peek_char((0x55798e5fad60), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _59794)
   Exit: (177) [system] peek_char((0x55798e5fad60), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _62580=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _64448, _64450, _64452, _64454), read_sexpr((0x55798e5fad60), _64466), assertz(metta_file_comment(_64448, _64450, _64452, _64466, _64454))))
^  Call: (179) [user] read_position((0x55798e5fad60), _64448, _64450, _64452, _64454)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_64454))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_64454))
   Exit: (181) [system] nonvar(position(_64454))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(4426, 111, 0, 4426)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4426, 111, 0, 4426), _64448)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _74706)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4426, 111, 0, 4426), _64448)
   Exit: (181) [system] arg(2, '$stream_position'(4426, 111, 0, 4426), 111)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4426, 111, 0, 4426), 111)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4426, 111, 0, 4426), _64450)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _82140)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4426, 111, 0, 4426), _64450)
   Exit: (181) [system] arg(3, '$stream_position'(4426, 111, 0, 4426), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4426, 111, 0, 4426), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4426, 111, 0, 4426), _64452)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _89574)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4426, 111, 0, 4426), _64452)
   Exit: (181) [system] arg(1, '$stream_position'(4426, 111, 0, 4426), 4426)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4426, 111, 0, 4426), 4426)
^  Exit: (179) [user] read_position((0x55798e5fad60), 111, 0, 4426, '$stream_position'(4426, 111, 0, 4426))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _64466)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _64466)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _99800)
   Exit: (182) [system] peek_char((0x55798e5fad60), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _113954)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _64466)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _119524)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _133678)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _139248)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _141106)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _155260)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _139248)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _172902)
   Call: (185) [system] peek_char((0x55798e5fad60), _173836)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _172902=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _139248)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_183146, _183148), once(user:catch(read_from_chars([=], _139248), _183122, fail)), '$restore_trace'(_183146, _183148))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_183146, _183148))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _183122, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _190646)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _192504)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _200242)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _202946)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _218024)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _223594)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _225452)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _239606)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _223594)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _245176)
   Exit: (186) [system] peek_char((0x55798e5fad60), r)
   Call: (186) [system] r=(;)
   Fail: (186) [system] r=(;)
^  Call: (186) [user] is_like_space(r)
   Call: (187) [system] char_type(r, 'white')
   Fail: (187) [system] char_type(r, 'white')
   Call: (187) [system] char_type(r, end_of_line)
   Fail: (187) [system] char_type(r, end_of_line)
   Call: (187) [system] char_type(r, space)
   Fail: (187) [system] char_type(r, space)
   Call: (187) [system] char_type(r, cntrl)
   Fail: (187) [system] char_type(r, cntrl)
^  Fail: (186) [user] is_like_space(r)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _259330)
   Exit: (185) [system] peek_char((0x55798e5fad60), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _264900)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _266758)
   Exit: (187) [system] peek_char((0x55798e5fad60), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _280912)
   Exit: (186) [system] get_char((0x55798e5fad60), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), r, _264900)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _298554)
   Call: (188) [system] peek_char((0x55798e5fad60), _299488)
   Exit: (188) [system] peek_char((0x55798e5fad60), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_304208, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_305140, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55798e5fad60), b)
   Exit: (188) [system] get_char((0x55798e5fad60), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _312490)
   Call: (189) [system] peek_char((0x55798e5fad60), _313424)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_318144, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _312490=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (188) [system] _298554=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (187) [user] classify_and_convert_charseq(r, [b], _264900)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_327400, _327402), once(user:catch(read_from_chars([r, b], _264900), _327376, fail)), '$restore_trace'(_327400, _327402))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_327400, _327402))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _327376, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(rb)
   Exit: (188) [system] atomic(rb)
^  Exit: (187) [user] classify_and_convert_charseq(r, [b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), rb)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _334900)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _336758)
   Exit: (187) [system] peek_char((0x55798e5fad60), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _350912)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55798e5fad60), _354702)
   Exit: (186) [system] get_char((0x55798e5fad60), ')')
   Call: (186) [system] _334900=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [])
   Call: (185) [system] _223594=[rb]
   Exit: (185) [system] [rb]=[rb]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [rb])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [rb])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _362996)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _364854)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55798e5fad60), _372592)
   Exit: (185) [system] get_char((0x55798e5fad60), ' ')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _375296)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _390374)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _395944)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _397802)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _411956)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _395944)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _417526)
   Exit: (187) [system] peek_char((0x55798e5fad60), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _431680)
   Exit: (186) [system] peek_char((0x55798e5fad60), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _437250)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _439108)
   Exit: (188) [system] peek_char((0x55798e5fad60), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _453262)
   Exit: (187) [system] get_char((0x55798e5fad60), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), :, _437250)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _470904)
   Call: (189) [system] peek_char((0x55798e5fad60), _471838)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _470904=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (188) [user] classify_and_convert_charseq(:, [], _437250)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_481148, _481150), once(user:catch(read_from_chars([:], _437250), _481124, fail)), '$restore_trace'(_481148, _481150))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_481148, _481150))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _481124, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(:)
   Exit: (189) [system] atomic(:)
^  Exit: (188) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _488648)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _490506)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _498244)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _500948)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'D')
   Call: (189) [system] 'D'=(;)
   Fail: (189) [system] 'D'=(;)
^  Call: (189) [user] is_like_space('D')
   Call: (190) [system] char_type('D', 'white')
   Fail: (190) [system] char_type('D', 'white')
   Call: (190) [system] char_type('D', end_of_line)
   Fail: (190) [system] char_type('D', end_of_line)
   Call: (190) [system] char_type('D', space)
   Fail: (190) [system] char_type('D', space)
   Call: (190) [system] char_type('D', cntrl)
   Fail: (190) [system] char_type('D', cntrl)
^  Fail: (189) [user] is_like_space('D')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _516026)
   Exit: (187) [system] peek_char((0x55798e5fad60), 'D')
   Call: (187) [system] 'D'=')'
   Fail: (187) [system] 'D'=')'
   Call: (187) [system] 'D'=end_of_file
   Fail: (187) [system] 'D'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _521596)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _523454)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'D')
   Call: (189) [system] 'D'=(;)
   Fail: (189) [system] 'D'=(;)
^  Call: (189) [user] is_like_space('D')
   Call: (190) [system] char_type('D', 'white')
   Fail: (190) [system] char_type('D', 'white')
   Call: (190) [system] char_type('D', end_of_line)
   Fail: (190) [system] char_type('D', end_of_line)
   Call: (190) [system] char_type('D', space)
   Fail: (190) [system] char_type('D', space)
   Call: (190) [system] char_type('D', cntrl)
   Fail: (190) [system] char_type('D', cntrl)
^  Fail: (189) [user] is_like_space('D')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _537608)
   Exit: (188) [system] get_char((0x55798e5fad60), 'D')
   Call: (188) [system] 'D'='('
   Fail: (188) [system] 'D'='('
   Call: (188) [system] 'D'='['
   Fail: (188) [system] 'D'='['
   Call: (188) [system] 'D'='{'
   Fail: (188) [system] 'D'='{'
   Call: (188) [system] 'D'='"'
   Fail: (188) [system] 'D'='"'
   Call: (188) [system] 'D'=!
   Fail: (188) [system] 'D'=!
   Call: (188) [system] 'D'='\''
   Fail: (188) [system] 'D'='\''
   Call: (188) [system] 'D'='`'
   Fail: (188) [system] 'D'='`'
   Call: (188) [system] 'D'=end_of_file
   Fail: (188) [system] 'D'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), 'D', _521596)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _555250)
   Call: (190) [system] peek_char((0x55798e5fad60), _556184)
   Exit: (190) [system] peek_char((0x55798e5fad60), e)
^  Call: (190) [user] is_delimiter(e)
   Call: (191) [system] char_type(e, space)
   Fail: (191) [system] char_type(e, space)
   Call: (191) [system] arg(_560904, v('(', ')', end_of_file), e)
   Fail: (191) [system] arg(_561836, v('(', ')', end_of_file), e)
^  Fail: (190) [user] is_delimiter(e)
   Call: (190) [system] ')'==e
   Fail: (190) [system] ')'==e
   Call: (190) [system] get_char((0x55798e5fad60), e)
   Exit: (190) [system] get_char((0x55798e5fad60), e)
   Call: (190) [system] e=(\)
   Fail: (190) [system] e=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _569186)
   Call: (191) [system] peek_char((0x55798e5fad60), _570120)
   Exit: (191) [system] peek_char((0x55798e5fad60), d)
^  Call: (191) [user] is_delimiter(d)
   Call: (192) [system] char_type(d, space)
   Fail: (192) [system] char_type(d, space)
   Call: (192) [system] arg(_574840, v('(', ')', end_of_file), d)
   Fail: (192) [system] arg(_575772, v('(', ')', end_of_file), d)
^  Fail: (191) [user] is_delimiter(d)
   Call: (191) [system] ')'==d
   Fail: (191) [system] ')'==d
   Call: (191) [system] get_char((0x55798e5fad60), d)
   Exit: (191) [system] get_char((0x55798e5fad60), d)
   Call: (191) [system] d=(\)
   Fail: (191) [system] d=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _583122)
   Call: (192) [system] peek_char((0x55798e5fad60), _584056)
   Exit: (192) [system] peek_char((0x55798e5fad60), u)
^  Call: (192) [user] is_delimiter(u)
   Call: (193) [system] char_type(u, space)
   Fail: (193) [system] char_type(u, space)
   Call: (193) [system] arg(_588776, v('(', ')', end_of_file), u)
   Fail: (193) [system] arg(_589708, v('(', ')', end_of_file), u)
^  Fail: (192) [user] is_delimiter(u)
   Call: (192) [system] ')'==u
   Fail: (192) [system] ')'==u
   Call: (192) [system] get_char((0x55798e5fad60), u)
   Exit: (192) [system] get_char((0x55798e5fad60), u)
   Call: (192) [system] u=(\)
   Fail: (192) [system] u=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _597058)
   Call: (193) [system] peek_char((0x55798e5fad60), _597992)
   Exit: (193) [system] peek_char((0x55798e5fad60), c)
^  Call: (193) [user] is_delimiter(c)
   Call: (194) [system] char_type(c, space)
   Fail: (194) [system] char_type(c, space)
   Call: (194) [system] arg(_602712, v('(', ')', end_of_file), c)
   Fail: (194) [system] arg(_603644, v('(', ')', end_of_file), c)
^  Fail: (193) [user] is_delimiter(c)
   Call: (193) [system] ')'==c
   Fail: (193) [system] ')'==c
   Call: (193) [system] get_char((0x55798e5fad60), c)
   Exit: (193) [system] get_char((0x55798e5fad60), c)
   Call: (193) [system] c=(\)
   Fail: (193) [system] c=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _610994)
   Call: (194) [system] peek_char((0x55798e5fad60), _611928)
   Exit: (194) [system] peek_char((0x55798e5fad60), t)
^  Call: (194) [user] is_delimiter(t)
   Call: (195) [system] char_type(t, space)
   Fail: (195) [system] char_type(t, space)
   Call: (195) [system] arg(_616648, v('(', ')', end_of_file), t)
   Fail: (195) [system] arg(_617580, v('(', ')', end_of_file), t)
^  Fail: (194) [user] is_delimiter(t)
   Call: (194) [system] ')'==t
   Fail: (194) [system] ')'==t
   Call: (194) [system] get_char((0x55798e5fad60), t)
   Exit: (194) [system] get_char((0x55798e5fad60), t)
   Call: (194) [system] t=(\)
   Fail: (194) [system] t=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _624930)
   Call: (195) [system] peek_char((0x55798e5fad60), _625864)
   Exit: (195) [system] peek_char((0x55798e5fad60), i)
^  Call: (195) [user] is_delimiter(i)
   Call: (196) [system] char_type(i, space)
   Fail: (196) [system] char_type(i, space)
   Call: (196) [system] arg(_630584, v('(', ')', end_of_file), i)
   Fail: (196) [system] arg(_631516, v('(', ')', end_of_file), i)
^  Fail: (195) [user] is_delimiter(i)
   Call: (195) [system] ')'==i
   Fail: (195) [system] ')'==i
   Call: (195) [system] get_char((0x55798e5fad60), i)
   Exit: (195) [system] get_char((0x55798e5fad60), i)
   Call: (195) [system] i=(\)
   Fail: (195) [system] i=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _638866)
   Call: (196) [system] peek_char((0x55798e5fad60), _639800)
   Exit: (196) [system] peek_char((0x55798e5fad60), o)
^  Call: (196) [user] is_delimiter(o)
   Call: (197) [system] char_type(o, space)
   Fail: (197) [system] char_type(o, space)
   Call: (197) [system] arg(_644520, v('(', ')', end_of_file), o)
   Fail: (197) [system] arg(_645452, v('(', ')', end_of_file), o)
^  Fail: (196) [user] is_delimiter(o)
   Call: (196) [system] ')'==o
   Fail: (196) [system] ')'==o
   Call: (196) [system] get_char((0x55798e5fad60), o)
   Exit: (196) [system] get_char((0x55798e5fad60), o)
   Call: (196) [system] o=(\)
   Fail: (196) [system] o=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _652802)
   Call: (197) [system] peek_char((0x55798e5fad60), _653736)
   Exit: (197) [system] peek_char((0x55798e5fad60), n)
^  Call: (197) [user] is_delimiter(n)
   Call: (198) [system] char_type(n, space)
   Fail: (198) [system] char_type(n, space)
   Call: (198) [system] arg(_658456, v('(', ')', end_of_file), n)
   Fail: (198) [system] arg(_659388, v('(', ')', end_of_file), n)
^  Fail: (197) [user] is_delimiter(n)
   Call: (197) [system] ')'==n
   Fail: (197) [system] ')'==n
   Call: (197) [system] get_char((0x55798e5fad60), n)
   Exit: (197) [system] get_char((0x55798e5fad60), n)
   Call: (197) [system] n=(\)
   Fail: (197) [system] n=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _666738)
   Call: (198) [system] peek_char((0x55798e5fad60), _667672)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _666738=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (197) [system] _652802=[n]
   Exit: (197) [system] [n]=[n]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (196) [system] _638866=[o, n]
   Exit: (196) [system] [o, n]=[o, n]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (195) [system] _624930=[i, o, n]
   Exit: (195) [system] [i, o, n]=[i, o, n]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (194) [system] _610994=[t, i, o, n]
   Exit: (194) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (193) [system] _597058=[c, t, i, o, n]
   Exit: (193) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (192) [system] _583122=[u, c, t, i, o, n]
   Exit: (192) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (191) [system] _569186=[d, u, c, t, i, o, n]
   Exit: (191) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (190) [system] _555250=[e, d, u, c, t, i, o, n]
   Exit: (190) [system] [e, d, u, c, t, i, o, n]=[e, d, u, c, t, i, o, n]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, d, u, c, t, i, o, n])
^  Call: (189) [user] classify_and_convert_charseq('D', [e, d, u, c, t, i, o, n], _521596)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_699334, _699336), once(user:catch(read_from_chars(['D', e, d, u, c, t, i, o, n], _521596), _699310, fail)), '$restore_trace'(_699334, _699336))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_699334, _699336))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', e, d, u, c, t, i, o, n], _521596), _699310, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(_521596)
   Fail: (190) [system] atomic(_521596)
   Call: (190) [system] atom_chars(_521596, ['D', e, d, u, c, t, i, o, n])
   Exit: (190) [system] atom_chars('Deduction', ['D', e, d, u, c, t, i, o, n])
^  Exit: (189) [user] classify_and_convert_charseq('D', [e, d, u, c, t, i, o, n], 'Deduction')
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'Deduction')
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), 'Deduction')
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _708710)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _710568)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _718306)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _721010)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _736088)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _741658)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _743516)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _757670)
   Exit: (189) [system] get_char((0x55798e5fad60), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _741658)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _763240)
   Exit: (191) [system] peek_char((0x55798e5fad60), -)
   Call: (191) [system] (-)=(;)
   Fail: (191) [system] (-)=(;)
^  Call: (191) [user] is_like_space(-)
   Call: (192) [system] char_type(-, 'white')
   Fail: (192) [system] char_type(-, 'white')
   Call: (192) [system] char_type(-, end_of_line)
   Fail: (192) [system] char_type(-, end_of_line)
   Call: (192) [system] char_type(-, space)
   Fail: (192) [system] char_type(-, space)
   Call: (192) [system] char_type(-, cntrl)
   Fail: (192) [system] char_type(-, cntrl)
^  Fail: (191) [user] is_like_space(-)
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _777394)
   Exit: (190) [system] peek_char((0x55798e5fad60), -)
   Call: (190) [system] (-)=')'
   Fail: (190) [system] (-)=')'
   Call: (190) [system] (-)=end_of_file
   Fail: (190) [system] (-)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _782964)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _784822)
   Exit: (192) [system] peek_char((0x55798e5fad60), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _798976)
   Exit: (191) [system] get_char((0x55798e5fad60), -)
   Call: (191) [system] (-)='('
   Fail: (191) [system] (-)='('
   Call: (191) [system] (-)='['
   Fail: (191) [system] (-)='['
   Call: (191) [system] (-)='{'
   Fail: (191) [system] (-)='{'
   Call: (191) [system] (-)='"'
   Fail: (191) [system] (-)='"'
   Call: (191) [system] (-)=!
   Fail: (191) [system] (-)=!
   Call: (191) [system] (-)='\''
   Fail: (191) [system] (-)='\''
   Call: (191) [system] (-)='`'
   Fail: (191) [system] (-)='`'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55798e5fad60), -, _782964)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _816618)
   Call: (193) [system] peek_char((0x55798e5fad60), _817552)
   Exit: (193) [system] peek_char((0x55798e5fad60), >)
^  Call: (193) [user] is_delimiter(>)
   Call: (194) [system] char_type(>, space)
   Fail: (194) [system] char_type(>, space)
   Call: (194) [system] arg(_822272, v('(', ')', end_of_file), >)
   Fail: (194) [system] arg(_823204, v('(', ')', end_of_file), >)
^  Fail: (193) [user] is_delimiter(>)
   Call: (193) [system] ')'==(>)
   Fail: (193) [system] ')'==(>)
   Call: (193) [system] get_char((0x55798e5fad60), >)
   Exit: (193) [system] get_char((0x55798e5fad60), >)
   Call: (193) [system] (>)=(\)
   Fail: (193) [system] (>)=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _830554)
   Call: (194) [system] peek_char((0x55798e5fad60), _831488)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _830554=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (193) [system] _816618=[>]
   Exit: (193) [system] [>]=[>]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (192) [user] classify_and_convert_charseq(-, [>], _782964)
^  Call: (194) [system] setup_call_cleanup('$notrace'(_843592, _843594), once(user:catch(read_from_chars([-, >], _782964), _843568, fail)), '$restore_trace'(_843592, _843594))
^  Call: (195) [system] sig_atomic(system:'$notrace'(_843592, _843594))
^  Exit: (194) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _843568, fail)), system:'$restore_trace'(3, -1))
   Call: (193) [system] atomic(->)
   Exit: (193) [system] atomic(->)
^  Exit: (192) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (191) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _851092)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _852950)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _860688)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _863392)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _878470)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _884040)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _885898)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _900052)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _884040)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _905622)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'I')
   Call: (194) [system] 'I'=(;)
   Fail: (194) [system] 'I'=(;)
^  Call: (194) [user] is_like_space('I')
   Call: (195) [system] char_type('I', 'white')
   Fail: (195) [system] char_type('I', 'white')
   Call: (195) [system] char_type('I', end_of_line)
   Fail: (195) [system] char_type('I', end_of_line)
   Call: (195) [system] char_type('I', space)
   Fail: (195) [system] char_type('I', space)
   Call: (195) [system] char_type('I', cntrl)
   Fail: (195) [system] char_type('I', cntrl)
^  Fail: (194) [user] is_like_space('I')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _919776)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'I')
   Call: (193) [system] 'I'=')'
   Fail: (193) [system] 'I'=')'
   Call: (193) [system] 'I'=end_of_file
   Fail: (193) [system] 'I'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _925346)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _927204)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'I')
   Call: (195) [system] 'I'=(;)
   Fail: (195) [system] 'I'=(;)
^  Call: (195) [user] is_like_space('I')
   Call: (196) [system] char_type('I', 'white')
   Fail: (196) [system] char_type('I', 'white')
   Call: (196) [system] char_type('I', end_of_line)
   Fail: (196) [system] char_type('I', end_of_line)
   Call: (196) [system] char_type('I', space)
   Fail: (196) [system] char_type('I', space)
   Call: (196) [system] char_type('I', cntrl)
   Fail: (196) [system] char_type('I', cntrl)
^  Fail: (195) [user] is_like_space('I')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _941358)
   Exit: (194) [system] get_char((0x55798e5fad60), 'I')
   Call: (194) [system] 'I'='('
   Fail: (194) [system] 'I'='('
   Call: (194) [system] 'I'='['
   Fail: (194) [system] 'I'='['
   Call: (194) [system] 'I'='{'
   Fail: (194) [system] 'I'='{'
   Call: (194) [system] 'I'='"'
   Fail: (194) [system] 'I'='"'
   Call: (194) [system] 'I'=!
   Fail: (194) [system] 'I'=!
   Call: (194) [system] 'I'='\''
   Fail: (194) [system] 'I'='\''
   Call: (194) [system] 'I'='`'
   Fail: (194) [system] 'I'='`'
   Call: (194) [system] 'I'=end_of_file
   Fail: (194) [system] 'I'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), 'I', _925346)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _959000)
   Call: (196) [system] peek_char((0x55798e5fad60), _959934)
   Exit: (196) [system] peek_char((0x55798e5fad60), m)
^  Call: (196) [user] is_delimiter(m)
   Call: (197) [system] char_type(m, space)
   Fail: (197) [system] char_type(m, space)
   Call: (197) [system] arg(_964654, v('(', ')', end_of_file), m)
   Fail: (197) [system] arg(_965586, v('(', ')', end_of_file), m)
^  Fail: (196) [user] is_delimiter(m)
   Call: (196) [system] ')'==m
   Fail: (196) [system] ')'==m
   Call: (196) [system] get_char((0x55798e5fad60), m)
   Exit: (196) [system] get_char((0x55798e5fad60), m)
   Call: (196) [system] m=(\)
   Fail: (196) [system] m=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _972936)
   Call: (197) [system] peek_char((0x55798e5fad60), _973870)
   Exit: (197) [system] peek_char((0x55798e5fad60), p)
^  Call: (197) [user] is_delimiter(p)
   Call: (198) [system] char_type(p, space)
   Fail: (198) [system] char_type(p, space)
   Call: (198) [system] arg(_978590, v('(', ')', end_of_file), p)
   Fail: (198) [system] arg(_979522, v('(', ')', end_of_file), p)
^  Fail: (197) [user] is_delimiter(p)
   Call: (197) [system] ')'==p
   Fail: (197) [system] ')'==p
   Call: (197) [system] get_char((0x55798e5fad60), p)
   Exit: (197) [system] get_char((0x55798e5fad60), p)
   Call: (197) [system] p=(\)
   Fail: (197) [system] p=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _986872)
   Call: (198) [system] peek_char((0x55798e5fad60), _987806)
   Exit: (198) [system] peek_char((0x55798e5fad60), l)
^  Call: (198) [user] is_delimiter(l)
   Call: (199) [system] char_type(l, space)
   Fail: (199) [system] char_type(l, space)
   Call: (199) [system] arg(_992526, v('(', ')', end_of_file), l)
   Fail: (199) [system] arg(_993458, v('(', ')', end_of_file), l)
^  Fail: (198) [user] is_delimiter(l)
   Call: (198) [system] ')'==l
   Fail: (198) [system] ')'==l
   Call: (198) [system] get_char((0x55798e5fad60), l)
   Exit: (198) [system] get_char((0x55798e5fad60), l)
   Call: (198) [system] l=(\)
   Fail: (198) [system] l=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1000808)
   Call: (199) [system] peek_char((0x55798e5fad60), _1001742)
   Exit: (199) [system] peek_char((0x55798e5fad60), i)
^  Call: (199) [user] is_delimiter(i)
   Call: (200) [system] char_type(i, space)
   Fail: (200) [system] char_type(i, space)
   Call: (200) [system] arg(_1006462, v('(', ')', end_of_file), i)
   Fail: (200) [system] arg(_1007394, v('(', ')', end_of_file), i)
^  Fail: (199) [user] is_delimiter(i)
   Call: (199) [system] ')'==i
   Fail: (199) [system] ')'==i
   Call: (199) [system] get_char((0x55798e5fad60), i)
   Exit: (199) [system] get_char((0x55798e5fad60), i)
   Call: (199) [system] i=(\)
   Fail: (199) [system] i=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1014744)
   Call: (200) [system] peek_char((0x55798e5fad60), _1015678)
   Exit: (200) [system] peek_char((0x55798e5fad60), c)
^  Call: (200) [user] is_delimiter(c)
   Call: (201) [system] char_type(c, space)
   Fail: (201) [system] char_type(c, space)
   Call: (201) [system] arg(_1020398, v('(', ')', end_of_file), c)
   Fail: (201) [system] arg(_1021330, v('(', ')', end_of_file), c)
^  Fail: (200) [user] is_delimiter(c)
   Call: (200) [system] ')'==c
   Fail: (200) [system] ')'==c
   Call: (200) [system] get_char((0x55798e5fad60), c)
   Exit: (200) [system] get_char((0x55798e5fad60), c)
   Call: (200) [system] c=(\)
   Fail: (200) [system] c=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1028680)
   Call: (201) [system] peek_char((0x55798e5fad60), _1029614)
   Exit: (201) [system] peek_char((0x55798e5fad60), a)
^  Call: (201) [user] is_delimiter(a)
   Call: (202) [system] char_type(a, space)
   Fail: (202) [system] char_type(a, space)
   Call: (202) [system] arg(_1034334, v('(', ')', end_of_file), a)
   Fail: (202) [system] arg(_1035266, v('(', ')', end_of_file), a)
^  Fail: (201) [user] is_delimiter(a)
   Call: (201) [system] ')'==a
   Fail: (201) [system] ')'==a
   Call: (201) [system] get_char((0x55798e5fad60), a)
   Exit: (201) [system] get_char((0x55798e5fad60), a)
   Call: (201) [system] a=(\)
   Fail: (201) [system] a=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1042616)
   Call: (202) [system] peek_char((0x55798e5fad60), _1043550)
   Exit: (202) [system] peek_char((0x55798e5fad60), t)
^  Call: (202) [user] is_delimiter(t)
   Call: (203) [system] char_type(t, space)
   Fail: (203) [system] char_type(t, space)
   Call: (203) [system] arg(_1048270, v('(', ')', end_of_file), t)
   Fail: (203) [system] arg(_1049202, v('(', ')', end_of_file), t)
^  Fail: (202) [user] is_delimiter(t)
   Call: (202) [system] ')'==t
   Fail: (202) [system] ')'==t
   Call: (202) [system] get_char((0x55798e5fad60), t)
   Exit: (202) [system] get_char((0x55798e5fad60), t)
   Call: (202) [system] t=(\)
   Fail: (202) [system] t=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1056552)
   Call: (203) [system] peek_char((0x55798e5fad60), _1057486)
   Exit: (203) [system] peek_char((0x55798e5fad60), i)
^  Call: (203) [user] is_delimiter(i)
   Call: (204) [system] char_type(i, space)
   Fail: (204) [system] char_type(i, space)
   Call: (204) [system] arg(_1062206, v('(', ')', end_of_file), i)
   Fail: (204) [system] arg(_1063138, v('(', ')', end_of_file), i)
^  Fail: (203) [user] is_delimiter(i)
   Call: (203) [system] ')'==i
   Fail: (203) [system] ')'==i
   Call: (203) [system] get_char((0x55798e5fad60), i)
   Exit: (203) [system] get_char((0x55798e5fad60), i)
   Call: (203) [system] i=(\)
   Fail: (203) [system] i=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1070488)
   Call: (204) [system] peek_char((0x55798e5fad60), _1071422)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1076142, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1077074, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1084424)
   Call: (205) [system] peek_char((0x55798e5fad60), _1085358)
   Exit: (205) [system] peek_char((0x55798e5fad60), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_1090078, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_1091010, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55798e5fad60), n)
   Exit: (205) [system] get_char((0x55798e5fad60), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1098360)
   Call: (206) [system] peek_char((0x55798e5fad60), _1099294)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (206) [user] is_delimiter('L')
   Call: (207) [system] char_type('L', space)
   Fail: (207) [system] char_type('L', space)
   Call: (207) [system] arg(_1104014, v('(', ')', end_of_file), 'L')
   Fail: (207) [system] arg(_1104946, v('(', ')', end_of_file), 'L')
^  Fail: (206) [user] is_delimiter('L')
   Call: (206) [system] ')'=='L'
   Fail: (206) [system] ')'=='L'
   Call: (206) [system] get_char((0x55798e5fad60), 'L')
   Exit: (206) [system] get_char((0x55798e5fad60), 'L')
   Call: (206) [system] 'L'=(\)
   Fail: (206) [system] 'L'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1112296)
   Call: (207) [system] peek_char((0x55798e5fad60), _1113230)
   Exit: (207) [system] peek_char((0x55798e5fad60), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1117950, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1118882, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55798e5fad60), i)
   Exit: (207) [system] get_char((0x55798e5fad60), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1126232)
   Call: (208) [system] peek_char((0x55798e5fad60), _1127166)
   Exit: (208) [system] peek_char((0x55798e5fad60), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1131886, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1132818, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55798e5fad60), n)
   Exit: (208) [system] get_char((0x55798e5fad60), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1140168)
   Call: (209) [system] peek_char((0x55798e5fad60), _1141102)
   Exit: (209) [system] peek_char((0x55798e5fad60), k)
^  Call: (209) [user] is_delimiter(k)
   Call: (210) [system] char_type(k, space)
   Fail: (210) [system] char_type(k, space)
   Call: (210) [system] arg(_1145822, v('(', ')', end_of_file), k)
   Fail: (210) [system] arg(_1146754, v('(', ')', end_of_file), k)
^  Fail: (209) [user] is_delimiter(k)
   Call: (209) [system] ')'==k
   Fail: (209) [system] ')'==k
   Call: (209) [system] get_char((0x55798e5fad60), k)
   Exit: (209) [system] get_char((0x55798e5fad60), k)
   Call: (209) [system] k=(\)
   Fail: (209) [system] k=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1154104)
   Call: (210) [system] peek_char((0x55798e5fad60), _1155038)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1154104=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _1140168=[k]
   Exit: (209) [system] [k]=[k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (208) [system] _1126232=[n, k]
   Exit: (208) [system] [n, k]=[n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (207) [system] _1112296=[i, n, k]
   Exit: (207) [system] [i, n, k]=[i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (206) [system] _1098360=['L', i, n, k]
   Exit: (206) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (205) [system] _1084424=[n, 'L', i, n, k]
   Exit: (205) [system] [n, 'L', i, n, k]=[n, 'L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'L', i, n, k])
   Call: (204) [system] _1070488=[o, n, 'L', i, n, k]
   Exit: (204) [system] [o, n, 'L', i, n, k]=[o, n, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'L', i, n, k])
   Call: (203) [system] _1056552=[i, o, n, 'L', i, n, k]
   Exit: (203) [system] [i, o, n, 'L', i, n, k]=[i, o, n, 'L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'L', i, n, k])
   Call: (202) [system] _1042616=[t, i, o, n, 'L', i, n, k]
   Exit: (202) [system] [t, i, o, n, 'L', i, n, k]=[t, i, o, n, 'L', i, n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'L', i, n, k])
   Call: (201) [system] _1028680=[a, t, i, o, n, 'L', i, n, k]
   Exit: (201) [system] [a, t, i, o, n, 'L', i, n, k]=[a, t, i, o, n, 'L', i, n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n, 'L', i, n, k])
   Call: (200) [system] _1014744=[c, a, t, i, o, n, 'L', i, n, k]
   Exit: (200) [system] [c, a, t, i, o, n, 'L', i, n, k]=[c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n, 'L', i, n, k])
   Call: (199) [system] _1000808=[i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (199) [system] [i, c, a, t, i, o, n, 'L', i, n, k]=[i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (198) [system] _986872=[l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (198) [system] [l, i, c, a, t, i, o, n, 'L', i, n, k]=[l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (197) [system] _972936=[p, l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (197) [system] [p, l, i, c, a, t, i, o, n, 'L', i, n, k]=[p, l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (196) [system] _959000=[m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (196) [system] [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]=[m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
^  Call: (195) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _925346)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_1203464, _1203466), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _925346), _1203440, fail)), '$restore_trace'(_1203464, _1203466))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_1203464, _1203466))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _925346), _1203440, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(_925346)
   Fail: (196) [system] atomic(_925346)
   Call: (196) [system] atom_chars(_925346, ['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
   Exit: (196) [system] atom_chars('ImplicationLink', ['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
^  Exit: (195) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], 'ImplicationLink')
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'ImplicationLink')
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), 'ImplicationLink')
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1212840)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1214698)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1222436)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1225140)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1240218)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1245788)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1247646)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1261800)
   Exit: (195) [system] get_char((0x55798e5fad60), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _1245788)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1279442)
   Call: (197) [system] peek_char((0x55798e5fad60), _1280376)
   Exit: (197) [system] peek_char((0x55798e5fad60), p)
^  Call: (197) [user] is_delimiter(p)
   Call: (198) [system] char_type(p, space)
   Fail: (198) [system] char_type(p, space)
   Call: (198) [system] arg(_1285096, v('(', ')', end_of_file), p)
   Fail: (198) [system] arg(_1286028, v('(', ')', end_of_file), p)
^  Fail: (197) [user] is_delimiter(p)
   Call: (197) [system] ')'==p
   Fail: (197) [system] ')'==p
   Call: (197) [system] get_char((0x55798e5fad60), p)
   Exit: (197) [system] get_char((0x55798e5fad60), p)
   Call: (197) [system] p=(\)
   Fail: (197) [system] p=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1293378)
   Call: (198) [system] peek_char((0x55798e5fad60), _1294312)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _1293378=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (197) [system] _1279442=[p]
   Exit: (197) [system] [p]=[p]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [p])
^  Call: (196) [user] classify_and_convert_charseq($, [p], _1245788)
   Call: (197) [system] atom_chars(_1306390, ['_', p])
   Exit: (197) [system] atom_chars('_p', ['_', p])
^  Exit: (196) [user] classify_and_convert_charseq($, [p], _p)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _p)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), _p)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1311054)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1312912)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1320650)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1323354)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1338432)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1344002)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1345860)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1360014)
   Exit: (196) [system] get_char((0x55798e5fad60), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _1344002)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1377656)
   Call: (198) [system] peek_char((0x55798e5fad60), _1378590)
   Exit: (198) [system] peek_char((0x55798e5fad60), q)
^  Call: (198) [user] is_delimiter(q)
   Call: (199) [system] char_type(q, space)
   Fail: (199) [system] char_type(q, space)
   Call: (199) [system] arg(_1383310, v('(', ')', end_of_file), q)
   Fail: (199) [system] arg(_1384242, v('(', ')', end_of_file), q)
^  Fail: (198) [user] is_delimiter(q)
   Call: (198) [system] ')'==q
   Fail: (198) [system] ')'==q
   Call: (198) [system] get_char((0x55798e5fad60), q)
   Exit: (198) [system] get_char((0x55798e5fad60), q)
   Call: (198) [system] q=(\)
   Fail: (198) [system] q=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1391592)
   Call: (199) [system] peek_char((0x55798e5fad60), _1392526)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1397246, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1391592=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (198) [system] _1377656=[q]
   Exit: (198) [system] [q]=[q]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [q])
^  Call: (197) [user] classify_and_convert_charseq($, [q], _1344002)
   Call: (198) [system] atom_chars(_1406476, ['_', q])
   Exit: (198) [system] atom_chars('_q', ['_', q])
^  Exit: (197) [user] classify_and_convert_charseq($, [q], _q)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _q)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), _q)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1411140)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1412998)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1427152)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _1430942)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _1411140=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _1311054=[_q]
   Exit: (195) [system] [_q]=[_q]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [_q])
   Call: (194) [system] _1212840=[_p, _q]
   Exit: (194) [system] [_p, _q]=[_p, _q]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [_p, _q])
   Call: (193) [system] _884040=['ImplicationLink', _p, _q]
   Exit: (193) [system] ['ImplicationLink', _p, _q]=['ImplicationLink', _p, _q]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), ['ImplicationLink', _p, _q])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), ['ImplicationLink', _p, _q])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1444824)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1446682)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1454420)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1457124)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1472202)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1477772)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1479630)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1493784)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1477772)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1499354)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'I')
   Call: (195) [system] 'I'=(;)
   Fail: (195) [system] 'I'=(;)
^  Call: (195) [user] is_like_space('I')
   Call: (196) [system] char_type('I', 'white')
   Fail: (196) [system] char_type('I', 'white')
   Call: (196) [system] char_type('I', end_of_line)
   Fail: (196) [system] char_type('I', end_of_line)
   Call: (196) [system] char_type('I', space)
   Fail: (196) [system] char_type('I', space)
   Call: (196) [system] char_type('I', cntrl)
   Fail: (196) [system] char_type('I', cntrl)
^  Fail: (195) [user] is_like_space('I')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1513508)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'I')
   Call: (194) [system] 'I'=')'
   Fail: (194) [system] 'I'=')'
   Call: (194) [system] 'I'=end_of_file
   Fail: (194) [system] 'I'=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1519078)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1520936)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'I')
   Call: (196) [system] 'I'=(;)
   Fail: (196) [system] 'I'=(;)
^  Call: (196) [user] is_like_space('I')
   Call: (197) [system] char_type('I', 'white')
   Fail: (197) [system] char_type('I', 'white')
   Call: (197) [system] char_type('I', end_of_line)
   Fail: (197) [system] char_type('I', end_of_line)
   Call: (197) [system] char_type('I', space)
   Fail: (197) [system] char_type('I', space)
   Call: (197) [system] char_type('I', cntrl)
   Fail: (197) [system] char_type('I', cntrl)
^  Fail: (196) [user] is_like_space('I')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1535090)
   Exit: (195) [system] get_char((0x55798e5fad60), 'I')
   Call: (195) [system] 'I'='('
   Fail: (195) [system] 'I'='('
   Call: (195) [system] 'I'='['
   Fail: (195) [system] 'I'='['
   Call: (195) [system] 'I'='{'
   Fail: (195) [system] 'I'='{'
   Call: (195) [system] 'I'='"'
   Fail: (195) [system] 'I'='"'
   Call: (195) [system] 'I'=!
   Fail: (195) [system] 'I'=!
   Call: (195) [system] 'I'='\''
   Fail: (195) [system] 'I'='\''
   Call: (195) [system] 'I'='`'
   Fail: (195) [system] 'I'='`'
   Call: (195) [system] 'I'=end_of_file
   Fail: (195) [system] 'I'=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1519078)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1552732)
   Call: (197) [system] peek_char((0x55798e5fad60), _1553666)
   Exit: (197) [system] peek_char((0x55798e5fad60), m)
^  Call: (197) [user] is_delimiter(m)
   Call: (198) [system] char_type(m, space)
   Fail: (198) [system] char_type(m, space)
   Call: (198) [system] arg(_1558386, v('(', ')', end_of_file), m)
   Fail: (198) [system] arg(_1559318, v('(', ')', end_of_file), m)
^  Fail: (197) [user] is_delimiter(m)
   Call: (197) [system] ')'==m
   Fail: (197) [system] ')'==m
   Call: (197) [system] get_char((0x55798e5fad60), m)
   Exit: (197) [system] get_char((0x55798e5fad60), m)
   Call: (197) [system] m=(\)
   Fail: (197) [system] m=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1566668)
   Call: (198) [system] peek_char((0x55798e5fad60), _1567602)
   Exit: (198) [system] peek_char((0x55798e5fad60), p)
^  Call: (198) [user] is_delimiter(p)
   Call: (199) [system] char_type(p, space)
   Fail: (199) [system] char_type(p, space)
   Call: (199) [system] arg(_1572322, v('(', ')', end_of_file), p)
   Fail: (199) [system] arg(_1573254, v('(', ')', end_of_file), p)
^  Fail: (198) [user] is_delimiter(p)
   Call: (198) [system] ')'==p
   Fail: (198) [system] ')'==p
   Call: (198) [system] get_char((0x55798e5fad60), p)
   Exit: (198) [system] get_char((0x55798e5fad60), p)
   Call: (198) [system] p=(\)
   Fail: (198) [system] p=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1580604)
   Call: (199) [system] peek_char((0x55798e5fad60), _1581538)
   Exit: (199) [system] peek_char((0x55798e5fad60), l)
^  Call: (199) [user] is_delimiter(l)
   Call: (200) [system] char_type(l, space)
   Fail: (200) [system] char_type(l, space)
   Call: (200) [system] arg(_1586258, v('(', ')', end_of_file), l)
   Fail: (200) [system] arg(_1587190, v('(', ')', end_of_file), l)
^  Fail: (199) [user] is_delimiter(l)
   Call: (199) [system] ')'==l
   Fail: (199) [system] ')'==l
   Call: (199) [system] get_char((0x55798e5fad60), l)
   Exit: (199) [system] get_char((0x55798e5fad60), l)
   Call: (199) [system] l=(\)
   Fail: (199) [system] l=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1594540)
   Call: (200) [system] peek_char((0x55798e5fad60), _1595474)
   Exit: (200) [system] peek_char((0x55798e5fad60), i)
^  Call: (200) [user] is_delimiter(i)
   Call: (201) [system] char_type(i, space)
   Fail: (201) [system] char_type(i, space)
   Call: (201) [system] arg(_1600194, v('(', ')', end_of_file), i)
   Fail: (201) [system] arg(_1601126, v('(', ')', end_of_file), i)
^  Fail: (200) [user] is_delimiter(i)
   Call: (200) [system] ')'==i
   Fail: (200) [system] ')'==i
   Call: (200) [system] get_char((0x55798e5fad60), i)
   Exit: (200) [system] get_char((0x55798e5fad60), i)
   Call: (200) [system] i=(\)
   Fail: (200) [system] i=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1608476)
   Call: (201) [system] peek_char((0x55798e5fad60), _1609410)
   Exit: (201) [system] peek_char((0x55798e5fad60), c)
^  Call: (201) [user] is_delimiter(c)
   Call: (202) [system] char_type(c, space)
   Fail: (202) [system] char_type(c, space)
   Call: (202) [system] arg(_1614130, v('(', ')', end_of_file), c)
   Fail: (202) [system] arg(_1615062, v('(', ')', end_of_file), c)
^  Fail: (201) [user] is_delimiter(c)
   Call: (201) [system] ')'==c
   Fail: (201) [system] ')'==c
   Call: (201) [system] get_char((0x55798e5fad60), c)
   Exit: (201) [system] get_char((0x55798e5fad60), c)
   Call: (201) [system] c=(\)
   Fail: (201) [system] c=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1622412)
   Call: (202) [system] peek_char((0x55798e5fad60), _1623346)
   Exit: (202) [system] peek_char((0x55798e5fad60), a)
^  Call: (202) [user] is_delimiter(a)
   Call: (203) [system] char_type(a, space)
   Fail: (203) [system] char_type(a, space)
   Call: (203) [system] arg(_1628066, v('(', ')', end_of_file), a)
   Fail: (203) [system] arg(_1628998, v('(', ')', end_of_file), a)
^  Fail: (202) [user] is_delimiter(a)
   Call: (202) [system] ')'==a
   Fail: (202) [system] ')'==a
   Call: (202) [system] get_char((0x55798e5fad60), a)
   Exit: (202) [system] get_char((0x55798e5fad60), a)
   Call: (202) [system] a=(\)
   Fail: (202) [system] a=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1636348)
   Call: (203) [system] peek_char((0x55798e5fad60), _1637282)
   Exit: (203) [system] peek_char((0x55798e5fad60), t)
^  Call: (203) [user] is_delimiter(t)
   Call: (204) [system] char_type(t, space)
   Fail: (204) [system] char_type(t, space)
   Call: (204) [system] arg(_1642002, v('(', ')', end_of_file), t)
   Fail: (204) [system] arg(_1642934, v('(', ')', end_of_file), t)
^  Fail: (203) [user] is_delimiter(t)
   Call: (203) [system] ')'==t
   Fail: (203) [system] ')'==t
   Call: (203) [system] get_char((0x55798e5fad60), t)
   Exit: (203) [system] get_char((0x55798e5fad60), t)
   Call: (203) [system] t=(\)
   Fail: (203) [system] t=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1650284)
   Call: (204) [system] peek_char((0x55798e5fad60), _1651218)
   Exit: (204) [system] peek_char((0x55798e5fad60), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_1655938, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_1656870, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55798e5fad60), i)
   Exit: (204) [system] get_char((0x55798e5fad60), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1664220)
   Call: (205) [system] peek_char((0x55798e5fad60), _1665154)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1669874, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1670806, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1678156)
   Call: (206) [system] peek_char((0x55798e5fad60), _1679090)
   Exit: (206) [system] peek_char((0x55798e5fad60), n)
^  Call: (206) [user] is_delimiter(n)
   Call: (207) [system] char_type(n, space)
   Fail: (207) [system] char_type(n, space)
   Call: (207) [system] arg(_1683810, v('(', ')', end_of_file), n)
   Fail: (207) [system] arg(_1684742, v('(', ')', end_of_file), n)
^  Fail: (206) [user] is_delimiter(n)
   Call: (206) [system] ')'==n
   Fail: (206) [system] ')'==n
   Call: (206) [system] get_char((0x55798e5fad60), n)
   Exit: (206) [system] get_char((0x55798e5fad60), n)
   Call: (206) [system] n=(\)
   Fail: (206) [system] n=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1692092)
   Call: (207) [system] peek_char((0x55798e5fad60), _1693026)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (207) [user] is_delimiter('L')
   Call: (208) [system] char_type('L', space)
   Fail: (208) [system] char_type('L', space)
   Call: (208) [system] arg(_1697746, v('(', ')', end_of_file), 'L')
   Fail: (208) [system] arg(_1698678, v('(', ')', end_of_file), 'L')
^  Fail: (207) [user] is_delimiter('L')
   Call: (207) [system] ')'=='L'
   Fail: (207) [system] ')'=='L'
   Call: (207) [system] get_char((0x55798e5fad60), 'L')
   Exit: (207) [system] get_char((0x55798e5fad60), 'L')
   Call: (207) [system] 'L'=(\)
   Fail: (207) [system] 'L'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1706028)
   Call: (208) [system] peek_char((0x55798e5fad60), _1706962)
   Exit: (208) [system] peek_char((0x55798e5fad60), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_1711682, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_1712614, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55798e5fad60), i)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1719964)
   Call: (209) [system] peek_char((0x55798e5fad60), _1720898)
   Exit: (209) [system] peek_char((0x55798e5fad60), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_1725618, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_1726550, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55798e5fad60), n)
   Exit: (209) [system] get_char((0x55798e5fad60), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1733900)
   Call: (210) [system] peek_char((0x55798e5fad60), _1734834)
   Exit: (210) [system] peek_char((0x55798e5fad60), k)
^  Call: (210) [user] is_delimiter(k)
   Call: (211) [system] char_type(k, space)
   Fail: (211) [system] char_type(k, space)
   Call: (211) [system] arg(_1739554, v('(', ')', end_of_file), k)
   Fail: (211) [system] arg(_1740486, v('(', ')', end_of_file), k)
^  Fail: (210) [user] is_delimiter(k)
   Call: (210) [system] ')'==k
   Fail: (210) [system] ')'==k
   Call: (210) [system] get_char((0x55798e5fad60), k)
   Exit: (210) [system] get_char((0x55798e5fad60), k)
   Call: (210) [system] k=(\)
   Fail: (210) [system] k=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1747836)
   Call: (211) [system] peek_char((0x55798e5fad60), _1748770)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1747836=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _1733900=[k]
   Exit: (210) [system] [k]=[k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (209) [system] _1719964=[n, k]
   Exit: (209) [system] [n, k]=[n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (208) [system] _1706028=[i, n, k]
   Exit: (208) [system] [i, n, k]=[i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (207) [system] _1692092=['L', i, n, k]
   Exit: (207) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (206) [system] _1678156=[n, 'L', i, n, k]
   Exit: (206) [system] [n, 'L', i, n, k]=[n, 'L', i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'L', i, n, k])
   Call: (205) [system] _1664220=[o, n, 'L', i, n, k]
   Exit: (205) [system] [o, n, 'L', i, n, k]=[o, n, 'L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'L', i, n, k])
   Call: (204) [system] _1650284=[i, o, n, 'L', i, n, k]
   Exit: (204) [system] [i, o, n, 'L', i, n, k]=[i, o, n, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'L', i, n, k])
   Call: (203) [system] _1636348=[t, i, o, n, 'L', i, n, k]
   Exit: (203) [system] [t, i, o, n, 'L', i, n, k]=[t, i, o, n, 'L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'L', i, n, k])
   Call: (202) [system] _1622412=[a, t, i, o, n, 'L', i, n, k]
   Exit: (202) [system] [a, t, i, o, n, 'L', i, n, k]=[a, t, i, o, n, 'L', i, n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n, 'L', i, n, k])
   Call: (201) [system] _1608476=[c, a, t, i, o, n, 'L', i, n, k]
   Exit: (201) [system] [c, a, t, i, o, n, 'L', i, n, k]=[c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n, 'L', i, n, k])
   Call: (200) [system] _1594540=[i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (200) [system] [i, c, a, t, i, o, n, 'L', i, n, k]=[i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (199) [system] _1580604=[l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (199) [system] [l, i, c, a, t, i, o, n, 'L', i, n, k]=[l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (198) [system] _1566668=[p, l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (198) [system] [p, l, i, c, a, t, i, o, n, 'L', i, n, k]=[p, l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (197) [system] _1552732=[m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (197) [system] [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]=[m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
^  Call: (196) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _1519078)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1797196, _1797198), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _1519078), _1797172, fail)), '$restore_trace'(_1797196, _1797198))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1797196, _1797198))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _1519078), _1797172, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(_1519078)
   Fail: (197) [system] atomic(_1519078)
   Call: (197) [system] atom_chars(_1519078, ['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
   Exit: (197) [system] atom_chars('ImplicationLink', ['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
^  Exit: (196) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], 'ImplicationLink')
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'ImplicationLink')
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), 'ImplicationLink')
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1806572)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1808430)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1816168)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1818872)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1833950)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1839520)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1841378)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1855532)
   Exit: (196) [system] get_char((0x55798e5fad60), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _1839520)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1873174)
   Call: (198) [system] peek_char((0x55798e5fad60), _1874108)
   Exit: (198) [system] peek_char((0x55798e5fad60), q)
^  Call: (198) [user] is_delimiter(q)
   Call: (199) [system] char_type(q, space)
   Fail: (199) [system] char_type(q, space)
   Call: (199) [system] arg(_1878828, v('(', ')', end_of_file), q)
   Fail: (199) [system] arg(_1879760, v('(', ')', end_of_file), q)
^  Fail: (198) [user] is_delimiter(q)
   Call: (198) [system] ')'==q
   Fail: (198) [system] ')'==q
   Call: (198) [system] get_char((0x55798e5fad60), q)
   Exit: (198) [system] get_char((0x55798e5fad60), q)
   Call: (198) [system] q=(\)
   Fail: (198) [system] q=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1887110)
   Call: (199) [system] peek_char((0x55798e5fad60), _1888044)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _1887110=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (198) [system] _1873174=[q]
   Exit: (198) [system] [q]=[q]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [q])
^  Call: (197) [user] classify_and_convert_charseq($, [q], _1839520)
   Call: (198) [system] atom_chars(_1900122, ['_', q])
   Exit: (198) [system] atom_chars('_q', ['_', q])
^  Exit: (197) [user] classify_and_convert_charseq($, [q], _q)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _q)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), _q)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1904786)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1906644)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1914382)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1917086)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1932164)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1937734)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1939592)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1953746)
   Exit: (197) [system] get_char((0x55798e5fad60), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _1937734)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1971388)
   Call: (199) [system] peek_char((0x55798e5fad60), _1972322)
   Exit: (199) [system] peek_char((0x55798e5fad60), r)
^  Call: (199) [user] is_delimiter(r)
   Call: (200) [system] char_type(r, space)
   Fail: (200) [system] char_type(r, space)
   Call: (200) [system] arg(_1977042, v('(', ')', end_of_file), r)
   Fail: (200) [system] arg(_1977974, v('(', ')', end_of_file), r)
^  Fail: (199) [user] is_delimiter(r)
   Call: (199) [system] ')'==r
   Fail: (199) [system] ')'==r
   Call: (199) [system] get_char((0x55798e5fad60), r)
   Exit: (199) [system] get_char((0x55798e5fad60), r)
   Call: (199) [system] r=(\)
   Fail: (199) [system] r=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1985324)
   Call: (200) [system] peek_char((0x55798e5fad60), _1986258)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
^  Call: (200) [user] is_delimiter(')')
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] arg(_1990978, v('(', ')', end_of_file), ')')
   Exit: (201) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (200) [user] is_delimiter(')')
   Call: (200) [system] _1985324=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (199) [system] _1971388=[r]
   Exit: (199) [system] [r]=[r]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [r])
^  Call: (198) [user] classify_and_convert_charseq($, [r], _1937734)
   Call: (199) [system] atom_chars(_2000208, ['_', r])
   Exit: (199) [system] atom_chars('_r', ['_', r])
^  Exit: (198) [user] classify_and_convert_charseq($, [r], _r)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _r)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), _r)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _2004872)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _2006730)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _2020884)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55798e5fad60), _2024674)
   Exit: (197) [system] get_char((0x55798e5fad60), ')')
   Call: (197) [system] _2004872=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [])
   Call: (196) [system] _1904786=[_r]
   Exit: (196) [system] [_r]=[_r]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [_r])
   Call: (195) [system] _1806572=[_q, _r]
   Exit: (195) [system] [_q, _r]=[_q, _r]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [_q, _r])
   Call: (194) [system] _1477772=['ImplicationLink', _q, _r]
   Exit: (194) [system] ['ImplicationLink', _q, _r]=['ImplicationLink', _q, _r]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), ['ImplicationLink', _q, _r])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), ['ImplicationLink', _q, _r])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _2038556)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _2040414)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _2048152)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _2050856)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _2065934)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _2071504)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _2073362)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _2087516)
   Exit: (194) [system] get_char((0x55798e5fad60), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _2071504)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _2093086)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'I')
   Call: (196) [system] 'I'=(;)
   Fail: (196) [system] 'I'=(;)
^  Call: (196) [user] is_like_space('I')
   Call: (197) [system] char_type('I', 'white')
   Fail: (197) [system] char_type('I', 'white')
   Call: (197) [system] char_type('I', end_of_line)
   Fail: (197) [system] char_type('I', end_of_line)
   Call: (197) [system] char_type('I', space)
   Fail: (197) [system] char_type('I', space)
   Call: (197) [system] char_type('I', cntrl)
   Fail: (197) [system] char_type('I', cntrl)
^  Fail: (196) [user] is_like_space('I')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _13862)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'I')
   Call: (195) [system] 'I'=')'
   Fail: (195) [system] 'I'=')'
   Call: (195) [system] 'I'=end_of_file
   Fail: (195) [system] 'I'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _19432)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _21290)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'I')
   Call: (197) [system] 'I'=(;)
   Fail: (197) [system] 'I'=(;)
^  Call: (197) [user] is_like_space('I')
   Call: (198) [system] char_type('I', 'white')
   Fail: (198) [system] char_type('I', 'white')
   Call: (198) [system] char_type('I', end_of_line)
   Fail: (198) [system] char_type('I', end_of_line)
   Call: (198) [system] char_type('I', space)
   Fail: (198) [system] char_type('I', space)
   Call: (198) [system] char_type('I', cntrl)
   Fail: (198) [system] char_type('I', cntrl)
^  Fail: (197) [user] is_like_space('I')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _35444)
   Exit: (196) [system] get_char((0x55798e5fad60), 'I')
   Call: (196) [system] 'I'='('
   Fail: (196) [system] 'I'='('
   Call: (196) [system] 'I'='['
   Fail: (196) [system] 'I'='['
   Call: (196) [system] 'I'='{'
   Fail: (196) [system] 'I'='{'
   Call: (196) [system] 'I'='"'
   Fail: (196) [system] 'I'='"'
   Call: (196) [system] 'I'=!
   Fail: (196) [system] 'I'=!
   Call: (196) [system] 'I'='\''
   Fail: (196) [system] 'I'='\''
   Call: (196) [system] 'I'='`'
   Fail: (196) [system] 'I'='`'
   Call: (196) [system] 'I'=end_of_file
   Fail: (196) [system] 'I'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), 'I', _19432)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _53086)
   Call: (198) [system] peek_char((0x55798e5fad60), _54020)
   Exit: (198) [system] peek_char((0x55798e5fad60), m)
^  Call: (198) [user] is_delimiter(m)
   Call: (199) [system] char_type(m, space)
   Fail: (199) [system] char_type(m, space)
   Call: (199) [system] arg(_58740, v('(', ')', end_of_file), m)
   Fail: (199) [system] arg(_59672, v('(', ')', end_of_file), m)
^  Fail: (198) [user] is_delimiter(m)
   Call: (198) [system] ')'==m
   Fail: (198) [system] ')'==m
   Call: (198) [system] get_char((0x55798e5fad60), m)
   Exit: (198) [system] get_char((0x55798e5fad60), m)
   Call: (198) [system] m=(\)
   Fail: (198) [system] m=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _67022)
   Call: (199) [system] peek_char((0x55798e5fad60), _67956)
   Exit: (199) [system] peek_char((0x55798e5fad60), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_72676, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_73608, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55798e5fad60), p)
   Exit: (199) [system] get_char((0x55798e5fad60), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _80958)
   Call: (200) [system] peek_char((0x55798e5fad60), _81892)
   Exit: (200) [system] peek_char((0x55798e5fad60), l)
^  Call: (200) [user] is_delimiter(l)
   Call: (201) [system] char_type(l, space)
   Fail: (201) [system] char_type(l, space)
   Call: (201) [system] arg(_86612, v('(', ')', end_of_file), l)
   Fail: (201) [system] arg(_87544, v('(', ')', end_of_file), l)
^  Fail: (200) [user] is_delimiter(l)
   Call: (200) [system] ')'==l
   Fail: (200) [system] ')'==l
   Call: (200) [system] get_char((0x55798e5fad60), l)
   Exit: (200) [system] get_char((0x55798e5fad60), l)
   Call: (200) [system] l=(\)
   Fail: (200) [system] l=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _94894)
   Call: (201) [system] peek_char((0x55798e5fad60), _95828)
   Exit: (201) [system] peek_char((0x55798e5fad60), i)
^  Call: (201) [user] is_delimiter(i)
   Call: (202) [system] char_type(i, space)
   Fail: (202) [system] char_type(i, space)
   Call: (202) [system] arg(_100548, v('(', ')', end_of_file), i)
   Fail: (202) [system] arg(_101480, v('(', ')', end_of_file), i)
^  Fail: (201) [user] is_delimiter(i)
   Call: (201) [system] ')'==i
   Fail: (201) [system] ')'==i
   Call: (201) [system] get_char((0x55798e5fad60), i)
   Exit: (201) [system] get_char((0x55798e5fad60), i)
   Call: (201) [system] i=(\)
   Fail: (201) [system] i=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _108830)
   Call: (202) [system] peek_char((0x55798e5fad60), _109764)
   Exit: (202) [system] peek_char((0x55798e5fad60), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_114484, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_115416, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55798e5fad60), c)
   Exit: (202) [system] get_char((0x55798e5fad60), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _122766)
   Call: (203) [system] peek_char((0x55798e5fad60), _123700)
   Exit: (203) [system] peek_char((0x55798e5fad60), a)
^  Call: (203) [user] is_delimiter(a)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] arg(_128420, v('(', ')', end_of_file), a)
   Fail: (204) [system] arg(_129352, v('(', ')', end_of_file), a)
^  Fail: (203) [user] is_delimiter(a)
   Call: (203) [system] ')'==a
   Fail: (203) [system] ')'==a
   Call: (203) [system] get_char((0x55798e5fad60), a)
   Exit: (203) [system] get_char((0x55798e5fad60), a)
   Call: (203) [system] a=(\)
   Fail: (203) [system] a=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _136702)
   Call: (204) [system] peek_char((0x55798e5fad60), _137636)
   Exit: (204) [system] peek_char((0x55798e5fad60), t)
^  Call: (204) [user] is_delimiter(t)
   Call: (205) [system] char_type(t, space)
   Fail: (205) [system] char_type(t, space)
   Call: (205) [system] arg(_142356, v('(', ')', end_of_file), t)
   Fail: (205) [system] arg(_143288, v('(', ')', end_of_file), t)
^  Fail: (204) [user] is_delimiter(t)
   Call: (204) [system] ')'==t
   Fail: (204) [system] ')'==t
   Call: (204) [system] get_char((0x55798e5fad60), t)
   Exit: (204) [system] get_char((0x55798e5fad60), t)
   Call: (204) [system] t=(\)
   Fail: (204) [system] t=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _150638)
   Call: (205) [system] peek_char((0x55798e5fad60), _151572)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_156292, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_157224, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _164574)
   Call: (206) [system] peek_char((0x55798e5fad60), _165508)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_170228, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_171160, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _178510)
   Call: (207) [system] peek_char((0x55798e5fad60), _179444)
   Exit: (207) [system] peek_char((0x55798e5fad60), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_184164, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_185096, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55798e5fad60), n)
   Exit: (207) [system] get_char((0x55798e5fad60), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _192446)
   Call: (208) [system] peek_char((0x55798e5fad60), _193380)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (208) [user] is_delimiter('L')
   Call: (209) [system] char_type('L', space)
   Fail: (209) [system] char_type('L', space)
   Call: (209) [system] arg(_198100, v('(', ')', end_of_file), 'L')
   Fail: (209) [system] arg(_199032, v('(', ')', end_of_file), 'L')
^  Fail: (208) [user] is_delimiter('L')
   Call: (208) [system] ')'=='L'
   Fail: (208) [system] ')'=='L'
   Call: (208) [system] get_char((0x55798e5fad60), 'L')
   Exit: (208) [system] get_char((0x55798e5fad60), 'L')
   Call: (208) [system] 'L'=(\)
   Fail: (208) [system] 'L'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _206382)
   Call: (209) [system] peek_char((0x55798e5fad60), _207316)
   Exit: (209) [system] peek_char((0x55798e5fad60), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_212036, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_212968, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55798e5fad60), i)
   Exit: (209) [system] get_char((0x55798e5fad60), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _220318)
   Call: (210) [system] peek_char((0x55798e5fad60), _221252)
   Exit: (210) [system] peek_char((0x55798e5fad60), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_225972, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_226904, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55798e5fad60), n)
   Exit: (210) [system] get_char((0x55798e5fad60), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _234254)
   Call: (211) [system] peek_char((0x55798e5fad60), _235188)
   Exit: (211) [system] peek_char((0x55798e5fad60), k)
^  Call: (211) [user] is_delimiter(k)
   Call: (212) [system] char_type(k, space)
   Fail: (212) [system] char_type(k, space)
   Call: (212) [system] arg(_239908, v('(', ')', end_of_file), k)
   Fail: (212) [system] arg(_240840, v('(', ')', end_of_file), k)
^  Fail: (211) [user] is_delimiter(k)
   Call: (211) [system] ')'==k
   Fail: (211) [system] ')'==k
   Call: (211) [system] get_char((0x55798e5fad60), k)
   Exit: (211) [system] get_char((0x55798e5fad60), k)
   Call: (211) [system] k=(\)
   Fail: (211) [system] k=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _248190)
   Call: (212) [system] peek_char((0x55798e5fad60), _249124)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _248190=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _234254=[k]
   Exit: (211) [system] [k]=[k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (210) [system] _220318=[n, k]
   Exit: (210) [system] [n, k]=[n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (209) [system] _206382=[i, n, k]
   Exit: (209) [system] [i, n, k]=[i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (208) [system] _192446=['L', i, n, k]
   Exit: (208) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (207) [system] _178510=[n, 'L', i, n, k]
   Exit: (207) [system] [n, 'L', i, n, k]=[n, 'L', i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'L', i, n, k])
   Call: (206) [system] _164574=[o, n, 'L', i, n, k]
   Exit: (206) [system] [o, n, 'L', i, n, k]=[o, n, 'L', i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'L', i, n, k])
   Call: (205) [system] _150638=[i, o, n, 'L', i, n, k]
   Exit: (205) [system] [i, o, n, 'L', i, n, k]=[i, o, n, 'L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'L', i, n, k])
   Call: (204) [system] _136702=[t, i, o, n, 'L', i, n, k]
   Exit: (204) [system] [t, i, o, n, 'L', i, n, k]=[t, i, o, n, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'L', i, n, k])
   Call: (203) [system] _122766=[a, t, i, o, n, 'L', i, n, k]
   Exit: (203) [system] [a, t, i, o, n, 'L', i, n, k]=[a, t, i, o, n, 'L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n, 'L', i, n, k])
   Call: (202) [system] _108830=[c, a, t, i, o, n, 'L', i, n, k]
   Exit: (202) [system] [c, a, t, i, o, n, 'L', i, n, k]=[c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n, 'L', i, n, k])
   Call: (201) [system] _94894=[i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (201) [system] [i, c, a, t, i, o, n, 'L', i, n, k]=[i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (200) [system] _80958=[l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (200) [system] [l, i, c, a, t, i, o, n, 'L', i, n, k]=[l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (199) [system] _67022=[p, l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (199) [system] [p, l, i, c, a, t, i, o, n, 'L', i, n, k]=[p, l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n, 'L', i, n, k])
   Call: (198) [system] _53086=[m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]
   Exit: (198) [system] [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]=[m, p, l, i, c, a, t, i, o, n, 'L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
^  Call: (197) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _19432)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_297550, _297552), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _19432), _297526, fail)), '$restore_trace'(_297550, _297552))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_297550, _297552))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], _19432), _297526, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_19432)
   Fail: (198) [system] atomic(_19432)
   Call: (198) [system] atom_chars(_19432, ['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
   Exit: (198) [system] atom_chars('ImplicationLink', ['I', m, p, l, i, c, a, t, i, o, n, 'L', i, n, k])
^  Exit: (197) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n, 'L', i, n, k], 'ImplicationLink')
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'ImplicationLink')
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), 'ImplicationLink')
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _306926)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _308784)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _316522)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _319226)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _334304)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _339874)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _341732)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _355886)
   Exit: (197) [system] get_char((0x55798e5fad60), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _339874)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _373528)
   Call: (199) [system] peek_char((0x55798e5fad60), _374462)
   Exit: (199) [system] peek_char((0x55798e5fad60), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_379182, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_380114, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55798e5fad60), p)
   Exit: (199) [system] get_char((0x55798e5fad60), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _387464)
   Call: (200) [system] peek_char((0x55798e5fad60), _388398)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _387464=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (199) [system] _373528=[p]
   Exit: (199) [system] [p]=[p]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [p])
^  Call: (198) [user] classify_and_convert_charseq($, [p], _339874)
   Call: (199) [system] atom_chars(_400476, ['_', p])
   Exit: (199) [system] atom_chars('_p', ['_', p])
^  Exit: (198) [user] classify_and_convert_charseq($, [p], _p)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _p)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), _p)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _405140)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _406998)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _414736)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _417440)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _432518)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _438088)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _439946)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _454100)
   Exit: (198) [system] get_char((0x55798e5fad60), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _438088)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _471742)
   Call: (200) [system] peek_char((0x55798e5fad60), _472676)
   Exit: (200) [system] peek_char((0x55798e5fad60), r)
^  Call: (200) [user] is_delimiter(r)
   Call: (201) [system] char_type(r, space)
   Fail: (201) [system] char_type(r, space)
   Call: (201) [system] arg(_477396, v('(', ')', end_of_file), r)
   Fail: (201) [system] arg(_478328, v('(', ')', end_of_file), r)
^  Fail: (200) [user] is_delimiter(r)
   Call: (200) [system] ')'==r
   Fail: (200) [system] ')'==r
   Call: (200) [system] get_char((0x55798e5fad60), r)
   Exit: (200) [system] get_char((0x55798e5fad60), r)
   Call: (200) [system] r=(\)
   Fail: (200) [system] r=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _485678)
   Call: (201) [system] peek_char((0x55798e5fad60), _486612)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_491332, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _485678=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _471742=[r]
   Exit: (200) [system] [r]=[r]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [r])
^  Call: (199) [user] classify_and_convert_charseq($, [r], _438088)
   Call: (200) [system] atom_chars(_500562, ['_', r])
   Exit: (200) [system] atom_chars('_r', ['_', r])
^  Exit: (199) [user] classify_and_convert_charseq($, [r], _r)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _r)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), _r)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _505226)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _507084)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _521238)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55798e5fad60), _525028)
   Exit: (198) [system] get_char((0x55798e5fad60), ')')
   Call: (198) [system] _505226=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [])
   Call: (197) [system] _405140=[_r]
   Exit: (197) [system] [_r]=[_r]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [_r])
   Call: (196) [system] _306926=[_p, _r]
   Exit: (196) [system] [_p, _r]=[_p, _r]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [_p, _r])
   Call: (195) [system] _3472=['ImplicationLink', _p, _r]
   Exit: (195) [system] ['ImplicationLink', _p, _r]=['ImplicationLink', _p, _r]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), ['ImplicationLink', _p, _r])
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), ['ImplicationLink', _p, _r])
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _538910)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _540768)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _554922)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55798e5fad60), _558712)
   Exit: (194) [system] get_char((0x55798e5fad60), ')')
   Call: (194) [system] _538910=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [])
   Call: (193) [system] _3468=[['ImplicationLink', _p, _r]]
   Exit: (193) [system] [['ImplicationLink', _p, _r]]=[['ImplicationLink', _p, _r]]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [['ImplicationLink', _p, _r]])
   Call: (192) [system] _3436=[['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]
   Exit: (192) [system] [['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]=[['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]])
   Call: (191) [system] _3404=[['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]
   Exit: (191) [system] [['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]=[['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]])
   Call: (190) [system] _3396=[->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]
   Exit: (190) [system] [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]=[->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]])
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]])
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _575388)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _577246)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _591400)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _595190)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _575388=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _3392=[[->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]
   Exit: (188) [system] [[->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]=[[->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [[->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]])
   Call: (187) [system] _3386=['Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]
   Exit: (187) [system] ['Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]=['Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), ['Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]])
   Call: (186) [system] _3378=[:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]
   Exit: (186) [system] [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]=[:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _609072)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _610930)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _625084)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _628874)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _609072=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _3374=[[:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]
   Exit: (184) [system] [[:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]=[[:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [[:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]])
   Call: (183) [system] _3362=[[rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]
   Exit: (183) [system] [[rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]=[[rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]])
   Call: (182) [system] _3322=[=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]
   Exit: (182) [system] [=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]=[=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]])
^  Call: (179) [user] assertz(metta_file_comment(111, 0, 4426, [=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]], '$stream_position'(4426, 111, 0, 4426)))
^  Exit: (179) [user] assertz(metta_file_comment(111, 0, 4426, [=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]], '$stream_position'(4426, 111, 0, 4426)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 111, 0, 4426, '$stream_position'(4426, 111, 0, 4426)), read_sexpr((0x55798e5fad60), [=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]]), assertz(metta_file_comment(111, 0, 4426, [=, [rb], [:, 'Deduction', [->, ['ImplicationLink', _p, _q], ['ImplicationLink', _q, _r], ['ImplicationLink', _p, _r]]]], '$stream_position'(4426, 111, 0, 4426)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_647392, _647394, _647396, _647398, _647400))
^  Exit: (177) [user] retract(metta_file_comment(51, 0, 1691, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], '$stream_position'(1691, 51, 0, 1691)))
^  Call: (177) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _3084)
^  Call: (178) [user] once(call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _650316))
^  Call: (179) [user] call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _650316)
^  Call: (180) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _650316)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _653132))
^  Call: (182) [user] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _653132))
^  Call: (183) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _653132)
^  Call: (184) [user] once(call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _655932))
^  Call: (185) [user] call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _655932)
^  Call: (186) [user] mfix_vars1([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _655932)
   Call: (187) [system] var([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Call: (187) [system] atom([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]==true
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]==false
   Call: (187) [system] (=)=='['
   Call: (187) [system] (=)=='{'
   Call: (187) [system] is_list([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Exit: (187) [system] is_list([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Call: (187) [lists] lists:last([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _666154)
   Call: (188) [lists] lists:last_([[let, _query, [_kb], _query]], [synthesize, _query, _kb, _rb, _depth], _666154)
   Call: (189) [lists] lists:last_([], [let, _query, [_kb], _query], _666154)
   Exit: (189) [lists] lists:last_([], [let, _query, [_kb], _query], [let, _query, [_kb], _query])
   Exit: (188) [lists] lists:last_([[let, _query, [_kb], _query]], [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query])
   Exit: (187) [lists] lists:last([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [let, _query, [_kb], _query])
   Call: (187) [system] [let, _query, [_kb], _query]=='}'
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]==[_672670, _672676]
   Call: (187) [system] fail
   Call: (187) [system] is_list([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Exit: (187) [system] is_list([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Call: (187) [user] apply:maplist(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _655932)
   Call: (188) [apply] apply:maplist_([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _655932, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(=, _678250)
   Call: (190) [system] var(=)
   Call: (190) [system] atom(=)
   Exit: (190) [system] atom(=)
^  Call: (190) [user] symbol_concat($, _681958, =)
   Call: (191) [system] atom_concat($, _681958, =)
   Fail: (191) [system] atom_concat($, _681958, =)
^  Fail: (190) [user] symbol_concat($, _681958, =)
   Call: (190) [system] (=)==true
   Call: (190) [system] (=)==false
   Call: (190) [system] (=)==[_687546, _687552]
   Call: (190) [system] is_list(=)
   Call: (190) [system] string(=)
   Call: (190) [system] compound(=)
^  Call: (190) [user] symbol(=)
   Call: (191) [system] atom(=)
   Exit: (191) [system] atom(=)
^  Exit: (190) [user] symbol(=)
^  Exit: (189) [user] mfix_vars1(=, =)
   Call: (189) [apply] apply:maplist_([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _678252, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1([synthesize, _query, _kb, _rb, _depth], _696814)
   Call: (191) [system] var([synthesize, _query, _kb, _rb, _depth])
   Call: (191) [system] atom([synthesize, _query, _kb, _rb, _depth])
   Call: (191) [system] [synthesize, _query, _kb, _rb, _depth]==true
   Call: (191) [system] [synthesize, _query, _kb, _rb, _depth]==false
   Call: (191) [system] synthesize=='['
   Call: (191) [system] synthesize=='{'
   Call: (191) [system] is_list([_query, _kb, _rb, _depth])
   Exit: (191) [system] is_list([_query, _kb, _rb, _depth])
   Call: (191) [lists] lists:last([_query, _kb, _rb, _depth], _705158)
   Call: (192) [lists] lists:last_([_kb, _rb, _depth], _query, _705158)
   Call: (193) [lists] lists:last_([_rb, _depth], _kb, _705158)
   Call: (194) [lists] lists:last_([_depth], _rb, _705158)
   Call: (195) [lists] lists:last_([], _depth, _705158)
   Exit: (195) [lists] lists:last_([], _depth, _depth)
   Exit: (194) [lists] lists:last_([_depth], _rb, _depth)
   Exit: (193) [lists] lists:last_([_rb, _depth], _kb, _depth)
   Exit: (192) [lists] lists:last_([_kb, _rb, _depth], _query, _depth)
   Exit: (191) [lists] lists:last([_query, _kb, _rb, _depth], _depth)
   Call: (191) [system] _depth=='}'
   Call: (191) [system] [synthesize, _query, _kb, _rb, _depth]==[_715402, _715408]
   Call: (191) [system] fail
   Call: (191) [system] is_list([synthesize, _query, _kb, _rb, _depth])
   Exit: (191) [system] is_list([synthesize, _query, _kb, _rb, _depth])
^  Call: (191) [user] apply:maplist(mfix_vars1, [synthesize, _query, _kb, _rb, _depth], _696814)
   Call: (192) [apply] apply:maplist_([synthesize, _query, _kb, _rb, _depth], _696814, user:mfix_vars1)
^  Call: (193) [user] mfix_vars1(synthesize, _720982)
   Call: (194) [system] var(synthesize)
   Call: (194) [system] atom(synthesize)
   Exit: (194) [system] atom(synthesize)
^  Call: (194) [user] symbol_concat($, _724690, synthesize)
   Call: (195) [system] atom_concat($, _724690, synthesize)
   Fail: (195) [system] atom_concat($, _724690, synthesize)
^  Fail: (194) [user] symbol_concat($, _724690, synthesize)
   Call: (194) [system] synthesize==true
   Call: (194) [system] synthesize==false
   Call: (194) [system] synthesize==[_730278, _730284]
   Call: (194) [system] is_list(synthesize)
   Call: (194) [system] string(synthesize)
   Call: (194) [system] compound(synthesize)
^  Call: (194) [user] symbol(synthesize)
   Call: (195) [system] atom(synthesize)
   Exit: (195) [system] atom(synthesize)
^  Exit: (194) [user] symbol(synthesize)
^  Exit: (193) [user] mfix_vars1(synthesize, synthesize)
   Call: (193) [apply] apply:maplist_([_query, _kb, _rb, _depth], _720984, user:mfix_vars1)
^  Call: (194) [user] mfix_vars1(_query, _739546)
   Call: (195) [system] var(_query)
   Call: (195) [system] atom(_query)
   Call: (195) [system] _query==true
   Call: (195) [system] _query==false
   Call: (195) [system] _query==[_744188, _744194]
   Call: (195) [system] is_list(_query)
   Call: (195) [system] string(_query)
   Call: (195) [system] compound(_query)
   Exit: (195) [system] compound(_query)
   Call: (195) [system] compound_name_arguments(_query, _748822, _748824)
   Exit: (195) [system] compound_name_arguments(_query, '$VAR', ['_query'])
   Call: (195) [system] '$VAR'\=='$VAR'
^  Exit: (183) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (182) [system] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _754416))
^  Call: (182) [user] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _754416))
^  Call: (183) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _754416)
^  Call: (184) [user] once(call(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _757216))
^  Call: (185) [user] call(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _757216)
^  Call: (186) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _757216)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (185) [system] call(user:cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (184) [system] once(user:call(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
   Call: (184) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]\=@=[=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]
^  Exit: (183) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (182) [system] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _650316))
^  Call: (182) [user] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _650316))
^  Call: (183) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _650316)
^  Call: (184) [user] once(call(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _771174))
^  Call: (185) [user] call(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _771174)
^  Call: (186) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _771174)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (185) [system] call(user:cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (184) [system] once(user:call(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
   Call: (184) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]\=@=[=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]
^  Exit: (183) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (182) [system] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
^  Exit: (180) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (179) [system] call(user:untyped_to_metta, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (178) [system] once(user:call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
   Call: (178) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]\=@=[=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]
^  Exit: (177) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (171) [user] read_sform((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]))
   Call: (169) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]==end_of_file
   Fail: (169) [system] [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]), 110]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], me_synthesize_1726263785_9357412, 110)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]), 110]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263796.9422584)
   Call: (173) [system] arg(1, t(1726263795.049033), _3148)
   Exit: (173) [system] arg(1, t(1726263795.049033), 1726263795.049033)
   Call: (173) [system] _3158 is 1726263796.9422584-1726263795.049033
   Exit: (173) [system] 1.8932254314422607 is 1726263796.9422584-1726263795.049033
   Call: (173) [system] 1.8932254314422607>4
   Fail: (173) [system] 1.8932254314422607>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]), 110]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 18)
   Call: (175) [system] atom(18+1)
   Call: (175) [system] set_flag(translated_forms, 19)
   Exit: (175) [system] set_flag(translated_forms, 19)
   Exit: (174) [$syspreds] update_flag(translated_forms, 18, 18+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 18, 18+1))
   Exit: (171) [$syspreds] flag(translated_forms, 18, 18+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], me_synthesize_1726263785_9357412, 110)
^  Call: (172) [user] s2t_iz(me_synthesize_1726263785_9357412, _822644, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _822646)
   Call: (173) [system] (=)==(:)
^  Call: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _822646)
   Call: (174) [system] compound([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Exit: (174) [system] compound([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Call: (174) [user] s2t(=, _827296)
   Call: (175) [system] compound(=)
   Call: (175) [system] (=)=_827296
   Exit: (175) [system] (=)=(=)
^  Exit: (174) [user] s2t(=, =)
^  Call: (174) [user] s2tl([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], _827298)
   Call: (175) [system] compound([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
   Exit: (175) [system] compound([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]])
^  Call: (175) [user] s2t([synthesize, _query, _kb, _rb, _depth], _834714)
   Call: (176) [system] compound([synthesize, _query, _kb, _rb, _depth])
   Exit: (176) [system] compound([synthesize, _query, _kb, _rb, _depth])
   Call: (176) [system] synthesize==(->)
   Call: (176) [system] synthesize=='Cons'
   Call: (176) [system] synthesize==(=)
   Call: (176) [system] is_list([synthesize, _query, _kb, _rb, _depth])
   Exit: (176) [system] is_list([synthesize, _query, _kb, _rb, _depth])
^  Call: (176) [user] apply:maplist(s2t, [synthesize, _query, _kb, _rb, _depth], _842126)
   Call: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, _depth], _842126, user:s2t)
^  Call: (178) [user] s2t(synthesize, _844006)
   Call: (179) [system] compound(synthesize)
   Call: (179) [system] synthesize=_844006
   Exit: (179) [system] synthesize=synthesize
^  Exit: (178) [user] s2t(synthesize, synthesize)
   Call: (178) [apply] apply:maplist_([_query, _kb, _rb, _depth], _844008, user:s2t)
^  Call: (179) [user] s2t(_query, _849580)
   Call: (180) [system] compound(_query)
   Exit: (180) [system] compound(_query)
   Call: (180) [system] is_list(_query)
^  Call: (180) [user] s2tl(_query, _849580)
   Call: (181) [system] compound(_query)
   Exit: (181) [system] compound(_query)
^  Exit: (180) [user] s2tl(_query, _query)
^  Exit: (179) [user] s2t(_query, _query)
   Call: (179) [apply] apply:maplist_([_kb, _rb, _depth], _849582, user:s2t)
^  Call: (180) [user] s2t(_kb, _858850)
   Call: (181) [system] compound(_kb)
   Exit: (181) [system] compound(_kb)
   Call: (181) [system] is_list(_kb)
^  Call: (181) [user] s2tl(_kb, _858850)
   Call: (182) [system] compound(_kb)
   Exit: (182) [system] compound(_kb)
^  Exit: (181) [user] s2tl(_kb, _kb)
^  Exit: (180) [user] s2t(_kb, _kb)
   Call: (180) [apply] apply:maplist_([_rb, _depth], _858852, user:s2t)
^  Call: (181) [user] s2t(_rb, _868120)
   Call: (182) [system] compound(_rb)
   Exit: (182) [system] compound(_rb)
   Call: (182) [system] is_list(_rb)
^  Call: (182) [user] s2tl(_rb, _868120)
   Call: (183) [system] compound(_rb)
   Exit: (183) [system] compound(_rb)
^  Exit: (182) [user] s2tl(_rb, _rb)
^  Exit: (181) [user] s2t(_rb, _rb)
   Call: (181) [apply] apply:maplist_([_depth], _868122, user:s2t)
^  Call: (182) [user] s2t(_depth, _877390)
   Call: (183) [system] compound(_depth)
   Exit: (183) [system] compound(_depth)
   Call: (183) [system] is_list(_depth)
^  Call: (183) [user] s2tl(_depth, _877390)
   Call: (184) [system] compound(_depth)
   Exit: (184) [system] compound(_depth)
^  Exit: (183) [user] s2tl(_depth, _depth)
^  Exit: (182) [user] s2t(_depth, _depth)
   Call: (182) [apply] apply:maplist_([], _877392, user:s2t)
   Exit: (182) [apply] apply:maplist_([], [], user:s2t)
   Exit: (181) [apply] apply:maplist_([_depth], [_depth], user:s2t)
   Exit: (180) [apply] apply:maplist_([_rb, _depth], [_rb, _depth], user:s2t)
   Exit: (179) [apply] apply:maplist_([_kb, _rb, _depth], [_kb, _rb, _depth], user:s2t)
   Exit: (178) [apply] apply:maplist_([_query, _kb, _rb, _depth], [_query, _kb, _rb, _depth], user:s2t)
   Exit: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, _depth], [synthesize, _query, _kb, _rb, _depth], user:s2t)
^  Exit: (176) [apply] apply:maplist(user:s2t, [synthesize, _query, _kb, _rb, _depth], [synthesize, _query, _kb, _rb, _depth])
   Call: (176) [system] compound_name_arguments(_834714, t, [synthesize, _query, _kb, _rb, _depth])
   Exit: (176) [system] compound_name_arguments(t(synthesize, _query, _kb, _rb, _depth), t, [synthesize, _query, _kb, _rb, _depth])
^  Exit: (175) [user] s2t([synthesize, _query, _kb, _rb, _depth], t(synthesize, _query, _kb, _rb, _depth))
^  Call: (175) [user] s2tl([[let, _query, [_kb], _query]], _834716)
   Call: (176) [system] compound([[let, _query, [_kb], _query]])
   Exit: (176) [system] compound([[let, _query, [_kb], _query]])
^  Call: (176) [user] s2t([let, _query, [_kb], _query], _898770)
   Call: (177) [system] compound([let, _query, [_kb], _query])
   Exit: (177) [system] compound([let, _query, [_kb], _query])
   Call: (177) [system] let==(->)
   Call: (177) [system] let=='Cons'
   Call: (177) [system] let==(=)
   Call: (177) [system] is_list([let, _query, [_kb], _query])
   Exit: (177) [system] is_list([let, _query, [_kb], _query])
^  Call: (177) [user] apply:maplist(s2t, [let, _query, [_kb], _query], _906182)
   Call: (178) [apply] apply:maplist_([let, _query, [_kb], _query], _906182, user:s2t)
^  Call: (179) [user] s2t(let, _908062)
   Call: (180) [system] compound(let)
   Call: (180) [system] let=_908062
   Exit: (180) [system] let=let
^  Exit: (179) [user] s2t(let, let)
   Call: (179) [apply] apply:maplist_([_query, [_kb], _query], _908064, user:s2t)
^  Call: (180) [user] s2t(_query, _913636)
   Call: (181) [system] compound(_query)
   Exit: (181) [system] compound(_query)
   Call: (181) [system] is_list(_query)
^  Call: (181) [user] s2tl(_query, _913636)
   Call: (182) [system] compound(_query)
   Exit: (182) [system] compound(_query)
^  Exit: (181) [user] s2tl(_query, _query)
^  Exit: (180) [user] s2t(_query, _query)
   Call: (180) [apply] apply:maplist_([[_kb], _query], _913638, user:s2t)
^  Call: (181) [user] s2t([_kb], _922906)
   Call: (182) [system] compound([_kb])
   Exit: (182) [system] compound([_kb])
   Call: (182) [system] _kb==(->)
   Call: (182) [system] _kb=='Cons'
   Call: (182) [system] _kb==(=)
   Call: (182) [system] is_list([_kb])
   Exit: (182) [system] is_list([_kb])
^  Call: (182) [user] apply:maplist(s2t, [_kb], _930318)
   Call: (183) [apply] apply:maplist_([_kb], _930318, user:s2t)
^  Call: (184) [user] s2t(_kb, _932198)
   Call: (185) [system] compound(_kb)
   Exit: (185) [system] compound(_kb)
   Call: (185) [system] is_list(_kb)
^  Call: (185) [user] s2tl(_kb, _932198)
   Call: (186) [system] compound(_kb)
   Exit: (186) [system] compound(_kb)
^  Exit: (185) [user] s2tl(_kb, _kb)
^  Exit: (184) [user] s2t(_kb, _kb)
   Call: (184) [apply] apply:maplist_([], _932200, user:s2t)
   Exit: (184) [apply] apply:maplist_([], [], user:s2t)
   Exit: (183) [apply] apply:maplist_([_kb], [_kb], user:s2t)
^  Exit: (182) [apply] apply:maplist(user:s2t, [_kb], [_kb])
   Call: (182) [system] compound_name_arguments(_922906, t, [_kb])
   Exit: (182) [system] compound_name_arguments(t(_kb), t, [_kb])
^  Exit: (181) [user] s2t([_kb], t(_kb))
   Call: (181) [apply] apply:maplist_([_query], _922908, user:s2t)
^  Call: (182) [user] s2t(_query, _947998)
   Call: (183) [system] compound(_query)
   Exit: (183) [system] compound(_query)
   Call: (183) [system] is_list(_query)
^  Call: (183) [user] s2tl(_query, _947998)
   Call: (184) [system] compound(_query)
   Exit: (184) [system] compound(_query)
^  Exit: (183) [user] s2tl(_query, _query)
^  Exit: (182) [user] s2t(_query, _query)
   Call: (182) [apply] apply:maplist_([], _948000, user:s2t)
   Exit: (182) [apply] apply:maplist_([], [], user:s2t)
   Exit: (181) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (180) [apply] apply:maplist_([[_kb], _query], [t(_kb), _query], user:s2t)
   Exit: (179) [apply] apply:maplist_([_query, [_kb], _query], [_query, t(_kb), _query], user:s2t)
   Exit: (178) [apply] apply:maplist_([let, _query, [_kb], _query], [let, _query, t(_kb), _query], user:s2t)
^  Exit: (177) [apply] apply:maplist(user:s2t, [let, _query, [_kb], _query], [let, _query, t(_kb), _query])
   Call: (177) [system] compound_name_arguments(_898770, t, [let, _query, t(_kb), _query])
   Exit: (177) [system] compound_name_arguments(t(let, _query, t(_kb), _query), t, [let, _query, t(_kb), _query])
^  Exit: (176) [user] s2t([let, _query, [_kb], _query], t(let, _query, t(_kb), _query))
^  Call: (176) [user] s2tl([], _898772)
   Call: (177) [system] compound([])
   Call: (177) [system] []=_898772
   Exit: (177) [system] []=[]
^  Exit: (176) [user] s2tl([], [])
^  Exit: (175) [user] s2tl([[let, _query, [_kb], _query]], [t(let, _query, t(_kb), _query)])
^  Exit: (174) [user] s2tl([[synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)])
^  Exit: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)])
^  Exit: (172) [user] s2t_iz(me_synthesize_1726263785_9357412, me_synthesize_1726263785_9357412, [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], [=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)])
^  Call: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)], _974022)
   Call: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)])
   Exit: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)])
   Call: (173) [system] _974022=[=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)]
   Exit: (173) [system] [=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)]=[=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)]
^  Exit: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)], [=, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)])
   Call: (172) [system] _979584=..[me_synthesize_1726263785_9357412, 110, =, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)]
   Exit: (172) [system] me_synthesize_1726263785_9357412(110, =, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query))=..[me_synthesize_1726263785_9357412, 110, =, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query)]
^  Call: (172) [user] format((0x55798e5f53e0), "~q.~n", [me_synthesize_1726263785_9357412(110, =, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query))])
^  Exit: (172) [user] format((0x55798e5f53e0), "~q.~n", [me_synthesize_1726263785_9357412(110, =, t(synthesize, _query, _kb, _rb, _depth), t(let, _query, t(_kb), _query))])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], me_synthesize_1726263785_9357412, 110)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]]), 110]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 18, 18+1), write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, _depth], [let, _query, [_kb], _query]], me_synthesize_1726263785_9357412, 110)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 111)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 111))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 111))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _1004776)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _1012198)
   Exit: (175) [system] peek_char((0x55798e5fad60), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _1020536)
   Exit: (177) [system] peek_char((0x55798e5fad60), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _1023322=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _1025190, _1025192, _1025194, _1025196), read_sexpr((0x55798e5fad60), _1025208), assertz(metta_file_comment(_1025190, _1025192, _1025194, _1025208, _1025196))))
^  Call: (179) [user] read_position((0x55798e5fad60), _1025190, _1025192, _1025194, _1025196)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_1025196))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_1025196))
   Exit: (181) [system] nonvar(position(_1025196))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(4526, 112, 0, 4526)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4526, 112, 0, 4526), _1025190)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1035448)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4526, 112, 0, 4526), _1025190)
   Exit: (181) [system] arg(2, '$stream_position'(4526, 112, 0, 4526), 112)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4526, 112, 0, 4526), 112)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4526, 112, 0, 4526), _1025192)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1042882)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4526, 112, 0, 4526), _1025192)
   Exit: (181) [system] arg(3, '$stream_position'(4526, 112, 0, 4526), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4526, 112, 0, 4526), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4526, 112, 0, 4526), _1025194)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1050316)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4526, 112, 0, 4526), _1025194)
   Exit: (181) [system] arg(1, '$stream_position'(4526, 112, 0, 4526), 4526)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4526, 112, 0, 4526), 4526)
^  Exit: (179) [user] read_position((0x55798e5fad60), 112, 0, 4526, '$stream_position'(4526, 112, 0, 4526))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _1025208)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _1025208)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1060542)
   Exit: (182) [system] peek_char((0x55798e5fad60), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _1074696)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _1025208)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1080266)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1094420)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _1099990)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1101848)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _1116002)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _1099990)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _1133644)
   Call: (185) [system] peek_char((0x55798e5fad60), _1134578)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1133644=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _1099990)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_1143888, _1143890), once(user:catch(read_from_chars([=], _1099990), _1143864, fail)), '$restore_trace'(_1143888, _1143890))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_1143888, _1143890))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _1143864, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _1151388)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1153246)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _1160984)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1163688)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1178766)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _1184336)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1186194)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _1200348)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1184336)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1205918)
   Exit: (186) [system] peek_char((0x55798e5fad60), r)
   Call: (186) [system] r=(;)
   Fail: (186) [system] r=(;)
^  Call: (186) [user] is_like_space(r)
   Call: (187) [system] char_type(r, 'white')
   Fail: (187) [system] char_type(r, 'white')
   Call: (187) [system] char_type(r, end_of_line)
   Fail: (187) [system] char_type(r, end_of_line)
   Call: (187) [system] char_type(r, space)
   Fail: (187) [system] char_type(r, space)
   Call: (187) [system] char_type(r, cntrl)
   Fail: (187) [system] char_type(r, cntrl)
^  Fail: (186) [user] is_like_space(r)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1220072)
   Exit: (185) [system] peek_char((0x55798e5fad60), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _1225642)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1227500)
   Exit: (187) [system] peek_char((0x55798e5fad60), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _1241654)
   Exit: (186) [system] get_char((0x55798e5fad60), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), r, _1225642)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _1259296)
   Call: (188) [system] peek_char((0x55798e5fad60), _1260230)
   Exit: (188) [system] peek_char((0x55798e5fad60), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_1264950, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_1265882, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55798e5fad60), b)
   Exit: (188) [system] get_char((0x55798e5fad60), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1273232)
   Call: (189) [system] peek_char((0x55798e5fad60), _1274166)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_1278886, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _1273232=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (188) [system] _1259296=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (187) [user] classify_and_convert_charseq(r, [b], _1225642)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_1288142, _1288144), once(user:catch(read_from_chars([r, b], _1225642), _1288118, fail)), '$restore_trace'(_1288142, _1288144))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_1288142, _1288144))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _1288118, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(rb)
   Exit: (188) [system] atomic(rb)
^  Exit: (187) [user] classify_and_convert_charseq(r, [b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), rb)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _1295642)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1297500)
   Exit: (187) [system] peek_char((0x55798e5fad60), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1311654)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55798e5fad60), _1315444)
   Exit: (186) [system] get_char((0x55798e5fad60), ')')
   Call: (186) [system] _1295642=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [])
   Call: (185) [system] _1184336=[rb]
   Exit: (185) [system] [rb]=[rb]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [rb])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [rb])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _1323738)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1325596)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55798e5fad60), _1333334)
   Exit: (185) [system] get_char((0x55798e5fad60), ' ')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1336038)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1351116)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _1356686)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1358544)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _1372698)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _1356686)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1378268)
   Exit: (187) [system] peek_char((0x55798e5fad60), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1392422)
   Exit: (186) [system] peek_char((0x55798e5fad60), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _1397992)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1399850)
   Exit: (188) [system] peek_char((0x55798e5fad60), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _1414004)
   Exit: (187) [system] get_char((0x55798e5fad60), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), :, _1397992)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1431646)
   Call: (189) [system] peek_char((0x55798e5fad60), _1432580)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _1431646=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (188) [user] classify_and_convert_charseq(:, [], _1397992)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_1441890, _1441892), once(user:catch(read_from_chars([:], _1397992), _1441866, fail)), '$restore_trace'(_1441890, _1441892))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_1441890, _1441892))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1441866, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(:)
   Exit: (189) [system] atomic(:)
^  Exit: (188) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _1449390)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1451248)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _1458986)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1461690)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'D')
   Call: (189) [system] 'D'=(;)
   Fail: (189) [system] 'D'=(;)
^  Call: (189) [user] is_like_space('D')
   Call: (190) [system] char_type('D', 'white')
   Fail: (190) [system] char_type('D', 'white')
   Call: (190) [system] char_type('D', end_of_line)
   Fail: (190) [system] char_type('D', end_of_line)
   Call: (190) [system] char_type('D', space)
   Fail: (190) [system] char_type('D', space)
   Call: (190) [system] char_type('D', cntrl)
   Fail: (190) [system] char_type('D', cntrl)
^  Fail: (189) [user] is_like_space('D')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1476768)
   Exit: (187) [system] peek_char((0x55798e5fad60), 'D')
   Call: (187) [system] 'D'=')'
   Fail: (187) [system] 'D'=')'
   Call: (187) [system] 'D'=end_of_file
   Fail: (187) [system] 'D'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _1482338)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1484196)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'D')
   Call: (189) [system] 'D'=(;)
   Fail: (189) [system] 'D'=(;)
^  Call: (189) [user] is_like_space('D')
   Call: (190) [system] char_type('D', 'white')
   Fail: (190) [system] char_type('D', 'white')
   Call: (190) [system] char_type('D', end_of_line)
   Fail: (190) [system] char_type('D', end_of_line)
   Call: (190) [system] char_type('D', space)
   Fail: (190) [system] char_type('D', space)
   Call: (190) [system] char_type('D', cntrl)
   Fail: (190) [system] char_type('D', cntrl)
^  Fail: (189) [user] is_like_space('D')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _1498350)
   Exit: (188) [system] get_char((0x55798e5fad60), 'D')
   Call: (188) [system] 'D'='('
   Fail: (188) [system] 'D'='('
   Call: (188) [system] 'D'='['
   Fail: (188) [system] 'D'='['
   Call: (188) [system] 'D'='{'
   Fail: (188) [system] 'D'='{'
   Call: (188) [system] 'D'='"'
   Fail: (188) [system] 'D'='"'
   Call: (188) [system] 'D'=!
   Fail: (188) [system] 'D'=!
   Call: (188) [system] 'D'='\''
   Fail: (188) [system] 'D'='\''
   Call: (188) [system] 'D'='`'
   Fail: (188) [system] 'D'='`'
   Call: (188) [system] 'D'=end_of_file
   Fail: (188) [system] 'D'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1482338)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _1515992)
   Call: (190) [system] peek_char((0x55798e5fad60), _1516926)
   Exit: (190) [system] peek_char((0x55798e5fad60), i)
^  Call: (190) [user] is_delimiter(i)
   Call: (191) [system] char_type(i, space)
   Fail: (191) [system] char_type(i, space)
   Call: (191) [system] arg(_1521646, v('(', ')', end_of_file), i)
   Fail: (191) [system] arg(_1522578, v('(', ')', end_of_file), i)
^  Fail: (190) [user] is_delimiter(i)
   Call: (190) [system] ')'==i
   Fail: (190) [system] ')'==i
   Call: (190) [system] get_char((0x55798e5fad60), i)
   Exit: (190) [system] get_char((0x55798e5fad60), i)
   Call: (190) [system] i=(\)
   Fail: (190) [system] i=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1529928)
   Call: (191) [system] peek_char((0x55798e5fad60), _1530862)
   Exit: (191) [system] peek_char((0x55798e5fad60), s)
^  Call: (191) [user] is_delimiter(s)
   Call: (192) [system] char_type(s, space)
   Fail: (192) [system] char_type(s, space)
   Call: (192) [system] arg(_1535582, v('(', ')', end_of_file), s)
   Fail: (192) [system] arg(_1536514, v('(', ')', end_of_file), s)
^  Fail: (191) [user] is_delimiter(s)
   Call: (191) [system] ')'==s
   Fail: (191) [system] ')'==s
   Call: (191) [system] get_char((0x55798e5fad60), s)
   Exit: (191) [system] get_char((0x55798e5fad60), s)
   Call: (191) [system] s=(\)
   Fail: (191) [system] s=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1543864)
   Call: (192) [system] peek_char((0x55798e5fad60), _1544798)
   Exit: (192) [system] peek_char((0x55798e5fad60), j)
^  Call: (192) [user] is_delimiter(j)
   Call: (193) [system] char_type(j, space)
   Fail: (193) [system] char_type(j, space)
   Call: (193) [system] arg(_1549518, v('(', ')', end_of_file), j)
   Fail: (193) [system] arg(_1550450, v('(', ')', end_of_file), j)
^  Fail: (192) [user] is_delimiter(j)
   Call: (192) [system] ')'==j
   Fail: (192) [system] ')'==j
   Call: (192) [system] get_char((0x55798e5fad60), j)
   Exit: (192) [system] get_char((0x55798e5fad60), j)
   Call: (192) [system] j=(\)
   Fail: (192) [system] j=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1557800)
   Call: (193) [system] peek_char((0x55798e5fad60), _1558734)
   Exit: (193) [system] peek_char((0x55798e5fad60), u)
^  Call: (193) [user] is_delimiter(u)
   Call: (194) [system] char_type(u, space)
   Fail: (194) [system] char_type(u, space)
   Call: (194) [system] arg(_1563454, v('(', ')', end_of_file), u)
   Fail: (194) [system] arg(_1564386, v('(', ')', end_of_file), u)
^  Fail: (193) [user] is_delimiter(u)
   Call: (193) [system] ')'==u
   Fail: (193) [system] ')'==u
   Call: (193) [system] get_char((0x55798e5fad60), u)
   Exit: (193) [system] get_char((0x55798e5fad60), u)
   Call: (193) [system] u=(\)
   Fail: (193) [system] u=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1571736)
   Call: (194) [system] peek_char((0x55798e5fad60), _1572670)
   Exit: (194) [system] peek_char((0x55798e5fad60), n)
^  Call: (194) [user] is_delimiter(n)
   Call: (195) [system] char_type(n, space)
   Fail: (195) [system] char_type(n, space)
   Call: (195) [system] arg(_1577390, v('(', ')', end_of_file), n)
   Fail: (195) [system] arg(_1578322, v('(', ')', end_of_file), n)
^  Fail: (194) [user] is_delimiter(n)
   Call: (194) [system] ')'==n
   Fail: (194) [system] ')'==n
   Call: (194) [system] get_char((0x55798e5fad60), n)
   Exit: (194) [system] get_char((0x55798e5fad60), n)
   Call: (194) [system] n=(\)
   Fail: (194) [system] n=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1585672)
   Call: (195) [system] peek_char((0x55798e5fad60), _1586606)
   Exit: (195) [system] peek_char((0x55798e5fad60), c)
^  Call: (195) [user] is_delimiter(c)
   Call: (196) [system] char_type(c, space)
   Fail: (196) [system] char_type(c, space)
   Call: (196) [system] arg(_1591326, v('(', ')', end_of_file), c)
   Fail: (196) [system] arg(_1592258, v('(', ')', end_of_file), c)
^  Fail: (195) [user] is_delimiter(c)
   Call: (195) [system] ')'==c
   Fail: (195) [system] ')'==c
   Call: (195) [system] get_char((0x55798e5fad60), c)
   Exit: (195) [system] get_char((0x55798e5fad60), c)
   Call: (195) [system] c=(\)
   Fail: (195) [system] c=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1599608)
   Call: (196) [system] peek_char((0x55798e5fad60), _1600542)
   Exit: (196) [system] peek_char((0x55798e5fad60), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_1605262, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_1606194, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55798e5fad60), t)
   Exit: (196) [system] get_char((0x55798e5fad60), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1613544)
   Call: (197) [system] peek_char((0x55798e5fad60), _1614478)
   Exit: (197) [system] peek_char((0x55798e5fad60), i)
^  Call: (197) [user] is_delimiter(i)
   Call: (198) [system] char_type(i, space)
   Fail: (198) [system] char_type(i, space)
   Call: (198) [system] arg(_1619198, v('(', ')', end_of_file), i)
   Fail: (198) [system] arg(_1620130, v('(', ')', end_of_file), i)
^  Fail: (197) [user] is_delimiter(i)
   Call: (197) [system] ')'==i
   Fail: (197) [system] ')'==i
   Call: (197) [system] get_char((0x55798e5fad60), i)
   Exit: (197) [system] get_char((0x55798e5fad60), i)
   Call: (197) [system] i=(\)
   Fail: (197) [system] i=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1627480)
   Call: (198) [system] peek_char((0x55798e5fad60), _1628414)
   Exit: (198) [system] peek_char((0x55798e5fad60), v)
^  Call: (198) [user] is_delimiter(v)
   Call: (199) [system] char_type(v, space)
   Fail: (199) [system] char_type(v, space)
   Call: (199) [system] arg(_1633134, v('(', ')', end_of_file), v)
   Fail: (199) [system] arg(_1634066, v('(', ')', end_of_file), v)
^  Fail: (198) [user] is_delimiter(v)
   Call: (198) [system] ')'==v
   Fail: (198) [system] ')'==v
   Call: (198) [system] get_char((0x55798e5fad60), v)
   Exit: (198) [system] get_char((0x55798e5fad60), v)
   Call: (198) [system] v=(\)
   Fail: (198) [system] v=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1641416)
   Call: (199) [system] peek_char((0x55798e5fad60), _1642350)
   Exit: (199) [system] peek_char((0x55798e5fad60), e)
^  Call: (199) [user] is_delimiter(e)
   Call: (200) [system] char_type(e, space)
   Fail: (200) [system] char_type(e, space)
   Call: (200) [system] arg(_1647070, v('(', ')', end_of_file), e)
   Fail: (200) [system] arg(_1648002, v('(', ')', end_of_file), e)
^  Fail: (199) [user] is_delimiter(e)
   Call: (199) [system] ')'==e
   Fail: (199) [system] ')'==e
   Call: (199) [system] get_char((0x55798e5fad60), e)
   Exit: (199) [system] get_char((0x55798e5fad60), e)
   Call: (199) [system] e=(\)
   Fail: (199) [system] e=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1655352)
   Call: (200) [system] peek_char((0x55798e5fad60), _1656286)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'S')
^  Call: (200) [user] is_delimiter('S')
   Call: (201) [system] char_type('S', space)
   Fail: (201) [system] char_type('S', space)
   Call: (201) [system] arg(_1661006, v('(', ')', end_of_file), 'S')
   Fail: (201) [system] arg(_1661938, v('(', ')', end_of_file), 'S')
^  Fail: (200) [user] is_delimiter('S')
   Call: (200) [system] ')'=='S'
   Fail: (200) [system] ')'=='S'
   Call: (200) [system] get_char((0x55798e5fad60), 'S')
   Exit: (200) [system] get_char((0x55798e5fad60), 'S')
   Call: (200) [system] 'S'=(\)
   Fail: (200) [system] 'S'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1669288)
   Call: (201) [system] peek_char((0x55798e5fad60), _1670222)
   Exit: (201) [system] peek_char((0x55798e5fad60), y)
^  Call: (201) [user] is_delimiter(y)
   Call: (202) [system] char_type(y, space)
   Fail: (202) [system] char_type(y, space)
   Call: (202) [system] arg(_1674942, v('(', ')', end_of_file), y)
   Fail: (202) [system] arg(_1675874, v('(', ')', end_of_file), y)
^  Fail: (201) [user] is_delimiter(y)
   Call: (201) [system] ')'==y
   Fail: (201) [system] ')'==y
   Call: (201) [system] get_char((0x55798e5fad60), y)
   Exit: (201) [system] get_char((0x55798e5fad60), y)
   Call: (201) [system] y=(\)
   Fail: (201) [system] y=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1683224)
   Call: (202) [system] peek_char((0x55798e5fad60), _1684158)
   Exit: (202) [system] peek_char((0x55798e5fad60), l)
^  Call: (202) [user] is_delimiter(l)
   Call: (203) [system] char_type(l, space)
   Fail: (203) [system] char_type(l, space)
   Call: (203) [system] arg(_1688878, v('(', ')', end_of_file), l)
   Fail: (203) [system] arg(_1689810, v('(', ')', end_of_file), l)
^  Fail: (202) [user] is_delimiter(l)
   Call: (202) [system] ')'==l
   Fail: (202) [system] ')'==l
   Call: (202) [system] get_char((0x55798e5fad60), l)
   Exit: (202) [system] get_char((0x55798e5fad60), l)
   Call: (202) [system] l=(\)
   Fail: (202) [system] l=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1697160)
   Call: (203) [system] peek_char((0x55798e5fad60), _1698094)
   Exit: (203) [system] peek_char((0x55798e5fad60), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_1702814, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_1703746, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55798e5fad60), l)
   Exit: (203) [system] get_char((0x55798e5fad60), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1711096)
   Call: (204) [system] peek_char((0x55798e5fad60), _1712030)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1716750, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1717682, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1725032)
   Call: (205) [system] peek_char((0x55798e5fad60), _1725966)
   Exit: (205) [system] peek_char((0x55798e5fad60), g)
^  Call: (205) [user] is_delimiter(g)
   Call: (206) [system] char_type(g, space)
   Fail: (206) [system] char_type(g, space)
   Call: (206) [system] arg(_1730686, v('(', ')', end_of_file), g)
   Fail: (206) [system] arg(_1731618, v('(', ')', end_of_file), g)
^  Fail: (205) [user] is_delimiter(g)
   Call: (205) [system] ')'==g
   Fail: (205) [system] ')'==g
   Call: (205) [system] get_char((0x55798e5fad60), g)
   Exit: (205) [system] get_char((0x55798e5fad60), g)
   Call: (205) [system] g=(\)
   Fail: (205) [system] g=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1738968)
   Call: (206) [system] peek_char((0x55798e5fad60), _1739902)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_1744622, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_1745554, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1752904)
   Call: (207) [system] peek_char((0x55798e5fad60), _1753838)
   Exit: (207) [system] peek_char((0x55798e5fad60), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_1758558, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_1759490, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55798e5fad60), s)
   Exit: (207) [system] get_char((0x55798e5fad60), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1766840)
   Call: (208) [system] peek_char((0x55798e5fad60), _1767774)
   Exit: (208) [system] peek_char((0x55798e5fad60), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_1772494, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_1773426, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55798e5fad60), m)
   Exit: (208) [system] get_char((0x55798e5fad60), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1780776)
   Call: (209) [system] peek_char((0x55798e5fad60), _1781710)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1780776=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _1766840=[m]
   Exit: (208) [system] [m]=[m]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [m])
   Call: (207) [system] _1752904=[s, m]
   Exit: (207) [system] [s, m]=[s, m]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, m])
   Call: (206) [system] _1738968=[i, s, m]
   Exit: (206) [system] [i, s, m]=[i, s, m]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, m])
   Call: (205) [system] _1725032=[g, i, s, m]
   Exit: (205) [system] [g, i, s, m]=[g, i, s, m]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [g, i, s, m])
   Call: (204) [system] _1711096=[o, g, i, s, m]
   Exit: (204) [system] [o, g, i, s, m]=[o, g, i, s, m]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, g, i, s, m])
   Call: (203) [system] _1697160=[l, o, g, i, s, m]
   Exit: (203) [system] [l, o, g, i, s, m]=[l, o, g, i, s, m]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, o, g, i, s, m])
   Call: (202) [system] _1683224=[l, l, o, g, i, s, m]
   Exit: (202) [system] [l, l, o, g, i, s, m]=[l, l, o, g, i, s, m]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, l, o, g, i, s, m])
   Call: (201) [system] _1669288=[y, l, l, o, g, i, s, m]
   Exit: (201) [system] [y, l, l, o, g, i, s, m]=[y, l, l, o, g, i, s, m]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, l, l, o, g, i, s, m])
   Call: (200) [system] _1655352=['S', y, l, l, o, g, i, s, m]
   Exit: (200) [system] ['S', y, l, l, o, g, i, s, m]=['S', y, l, l, o, g, i, s, m]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), ['S', y, l, l, o, g, i, s, m])
   Call: (199) [system] _1641416=[e, 'S', y, l, l, o, g, i, s, m]
   Exit: (199) [system] [e, 'S', y, l, l, o, g, i, s, m]=[e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, 'S', y, l, l, o, g, i, s, m])
   Call: (198) [system] _1627480=[v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (198) [system] [v, e, 'S', y, l, l, o, g, i, s, m]=[v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (197) [system] _1613544=[i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (197) [system] [i, v, e, 'S', y, l, l, o, g, i, s, m]=[i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (196) [system] _1599608=[t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (196) [system] [t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (195) [system] _1585672=[c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (195) [system] [c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (194) [system] _1571736=[n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (194) [system] [n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (193) [system] _1557800=[u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (193) [system] [u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (192) [system] _1543864=[j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (192) [system] [j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (191) [system] _1529928=[s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (191) [system] [s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (190) [system] _1515992=[i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (190) [system] [i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
^  Call: (189) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], _1482338)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_1844106, _1844108), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], _1482338), _1844082, fail)), '$restore_trace'(_1844106, _1844108))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_1844106, _1844108))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], _1482338), _1844082, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(_1482338)
   Fail: (190) [system] atomic(_1482338)
   Call: (190) [system] atom_chars(_1482338, ['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Exit: (190) [system] atom_chars('DisjunctiveSyllogism', ['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
^  Exit: (189) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], 'DisjunctiveSyllogism')
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctiveSyllogism')
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctiveSyllogism')
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _1853482)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1855340)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _1863078)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1865782)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1880860)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _1886430)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1888288)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _1902442)
   Exit: (189) [system] get_char((0x55798e5fad60), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _1886430)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1908012)
   Exit: (191) [system] peek_char((0x55798e5fad60), -)
   Call: (191) [system] (-)=(;)
   Fail: (191) [system] (-)=(;)
^  Call: (191) [user] is_like_space(-)
   Call: (192) [system] char_type(-, 'white')
   Fail: (192) [system] char_type(-, 'white')
   Call: (192) [system] char_type(-, end_of_line)
   Fail: (192) [system] char_type(-, end_of_line)
   Call: (192) [system] char_type(-, space)
   Fail: (192) [system] char_type(-, space)
   Call: (192) [system] char_type(-, cntrl)
   Fail: (192) [system] char_type(-, cntrl)
^  Fail: (191) [user] is_like_space(-)
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1922166)
   Exit: (190) [system] peek_char((0x55798e5fad60), -)
   Call: (190) [system] (-)=')'
   Fail: (190) [system] (-)=')'
   Call: (190) [system] (-)=end_of_file
   Fail: (190) [system] (-)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _1927736)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1929594)
   Exit: (192) [system] peek_char((0x55798e5fad60), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _1943748)
   Exit: (191) [system] get_char((0x55798e5fad60), -)
   Call: (191) [system] (-)='('
   Fail: (191) [system] (-)='('
   Call: (191) [system] (-)='['
   Fail: (191) [system] (-)='['
   Call: (191) [system] (-)='{'
   Fail: (191) [system] (-)='{'
   Call: (191) [system] (-)='"'
   Fail: (191) [system] (-)='"'
   Call: (191) [system] (-)=!
   Fail: (191) [system] (-)=!
   Call: (191) [system] (-)='\''
   Fail: (191) [system] (-)='\''
   Call: (191) [system] (-)='`'
   Fail: (191) [system] (-)='`'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55798e5fad60), -, _1927736)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1961390)
   Call: (193) [system] peek_char((0x55798e5fad60), _1962324)
   Exit: (193) [system] peek_char((0x55798e5fad60), >)
^  Call: (193) [user] is_delimiter(>)
   Call: (194) [system] char_type(>, space)
   Fail: (194) [system] char_type(>, space)
   Call: (194) [system] arg(_1967044, v('(', ')', end_of_file), >)
   Fail: (194) [system] arg(_1967976, v('(', ')', end_of_file), >)
^  Fail: (193) [user] is_delimiter(>)
   Call: (193) [system] ')'==(>)
   Fail: (193) [system] ')'==(>)
   Call: (193) [system] get_char((0x55798e5fad60), >)
   Exit: (193) [system] get_char((0x55798e5fad60), >)
   Call: (193) [system] (>)=(\)
   Fail: (193) [system] (>)=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1975326)
   Call: (194) [system] peek_char((0x55798e5fad60), _1976260)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1975326=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (193) [system] _1961390=[>]
   Exit: (193) [system] [>]=[>]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (192) [user] classify_and_convert_charseq(-, [>], _1927736)
^  Call: (194) [system] setup_call_cleanup('$notrace'(_1988364, _1988366), once(user:catch(read_from_chars([-, >], _1927736), _1988340, fail)), '$restore_trace'(_1988364, _1988366))
^  Call: (195) [system] sig_atomic(system:'$notrace'(_1988364, _1988366))
^  Exit: (194) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _1988340, fail)), system:'$restore_trace'(3, -1))
   Call: (193) [system] atomic(->)
   Exit: (193) [system] atomic(->)
^  Exit: (192) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (191) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _1995864)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1997722)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _2005460)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _2008164)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _2023242)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _2028812)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _2030670)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _2044824)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _2028812)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _2050394)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'O')
   Call: (194) [system] 'O'=(;)
   Fail: (194) [system] 'O'=(;)
^  Call: (194) [user] is_like_space('O')
   Call: (195) [system] char_type('O', 'white')
   Fail: (195) [system] char_type('O', 'white')
   Call: (195) [system] char_type('O', end_of_line)
   Fail: (195) [system] char_type('O', end_of_line)
   Call: (195) [system] char_type('O', space)
   Fail: (195) [system] char_type('O', space)
   Call: (195) [system] char_type('O', cntrl)
   Fail: (195) [system] char_type('O', cntrl)
^  Fail: (194) [user] is_like_space('O')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _2064548)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'O')
   Call: (193) [system] 'O'=')'
   Fail: (193) [system] 'O'=')'
   Call: (193) [system] 'O'=end_of_file
   Fail: (193) [system] 'O'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _2070118)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _2071976)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'O')
   Call: (195) [system] 'O'=(;)
   Fail: (195) [system] 'O'=(;)
^  Call: (195) [user] is_like_space('O')
   Call: (196) [system] char_type('O', 'white')
   Fail: (196) [system] char_type('O', 'white')
   Call: (196) [system] char_type('O', end_of_line)
   Fail: (196) [system] char_type('O', end_of_line)
   Call: (196) [system] char_type('O', space)
   Fail: (196) [system] char_type('O', space)
   Call: (196) [system] char_type('O', cntrl)
   Fail: (196) [system] char_type('O', cntrl)
^  Fail: (195) [user] is_like_space('O')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _2086130)
   Exit: (194) [system] get_char((0x55798e5fad60), 'O')
   Call: (194) [system] 'O'='('
   Fail: (194) [system] 'O'='('
   Call: (194) [system] 'O'='['
   Fail: (194) [system] 'O'='['
   Call: (194) [system] 'O'='{'
   Fail: (194) [system] 'O'='{'
   Call: (194) [system] 'O'='"'
   Fail: (194) [system] 'O'='"'
   Call: (194) [system] 'O'=!
   Fail: (194) [system] 'O'=!
   Call: (194) [system] 'O'='\''
   Fail: (194) [system] 'O'='\''
   Call: (194) [system] 'O'='`'
   Fail: (194) [system] 'O'='`'
   Call: (194) [system] 'O'=end_of_file
   Fail: (194) [system] 'O'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), 'O', _3414)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _10446)
   Call: (196) [system] peek_char((0x55798e5fad60), _11380)
   Exit: (196) [system] peek_char((0x55798e5fad60), r)
^  Call: (196) [user] is_delimiter(r)
   Call: (197) [system] char_type(r, space)
   Fail: (197) [system] char_type(r, space)
   Call: (197) [system] arg(_16100, v('(', ')', end_of_file), r)
   Fail: (197) [system] arg(_17032, v('(', ')', end_of_file), r)
^  Fail: (196) [user] is_delimiter(r)
   Call: (196) [system] ')'==r
   Fail: (196) [system] ')'==r
   Call: (196) [system] get_char((0x55798e5fad60), r)
   Exit: (196) [system] get_char((0x55798e5fad60), r)
   Call: (196) [system] r=(\)
   Fail: (196) [system] r=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _24382)
   Call: (197) [system] peek_char((0x55798e5fad60), _25316)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (197) [user] is_delimiter('L')
   Call: (198) [system] char_type('L', space)
   Fail: (198) [system] char_type('L', space)
   Call: (198) [system] arg(_30036, v('(', ')', end_of_file), 'L')
   Fail: (198) [system] arg(_30968, v('(', ')', end_of_file), 'L')
^  Fail: (197) [user] is_delimiter('L')
   Call: (197) [system] ')'=='L'
   Fail: (197) [system] ')'=='L'
   Call: (197) [system] get_char((0x55798e5fad60), 'L')
   Exit: (197) [system] get_char((0x55798e5fad60), 'L')
   Call: (197) [system] 'L'=(\)
   Fail: (197) [system] 'L'=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _38318)
   Call: (198) [system] peek_char((0x55798e5fad60), _39252)
   Exit: (198) [system] peek_char((0x55798e5fad60), i)
^  Call: (198) [user] is_delimiter(i)
   Call: (199) [system] char_type(i, space)
   Fail: (199) [system] char_type(i, space)
   Call: (199) [system] arg(_43972, v('(', ')', end_of_file), i)
   Fail: (199) [system] arg(_44904, v('(', ')', end_of_file), i)
^  Fail: (198) [user] is_delimiter(i)
   Call: (198) [system] ')'==i
   Fail: (198) [system] ')'==i
   Call: (198) [system] get_char((0x55798e5fad60), i)
   Exit: (198) [system] get_char((0x55798e5fad60), i)
   Call: (198) [system] i=(\)
   Fail: (198) [system] i=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _52254)
   Call: (199) [system] peek_char((0x55798e5fad60), _53188)
   Exit: (199) [system] peek_char((0x55798e5fad60), n)
^  Call: (199) [user] is_delimiter(n)
   Call: (200) [system] char_type(n, space)
   Fail: (200) [system] char_type(n, space)
   Call: (200) [system] arg(_57908, v('(', ')', end_of_file), n)
   Fail: (200) [system] arg(_58840, v('(', ')', end_of_file), n)
^  Fail: (199) [user] is_delimiter(n)
   Call: (199) [system] ')'==n
   Fail: (199) [system] ')'==n
   Call: (199) [system] get_char((0x55798e5fad60), n)
   Exit: (199) [system] get_char((0x55798e5fad60), n)
   Call: (199) [system] n=(\)
   Fail: (199) [system] n=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _66190)
   Call: (200) [system] peek_char((0x55798e5fad60), _67124)
   Exit: (200) [system] peek_char((0x55798e5fad60), k)
^  Call: (200) [user] is_delimiter(k)
   Call: (201) [system] char_type(k, space)
   Fail: (201) [system] char_type(k, space)
   Call: (201) [system] arg(_71844, v('(', ')', end_of_file), k)
   Fail: (201) [system] arg(_72776, v('(', ')', end_of_file), k)
^  Fail: (200) [user] is_delimiter(k)
   Call: (200) [system] ')'==k
   Fail: (200) [system] ')'==k
   Call: (200) [system] get_char((0x55798e5fad60), k)
   Exit: (200) [system] get_char((0x55798e5fad60), k)
   Call: (200) [system] k=(\)
   Fail: (200) [system] k=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _80126)
   Call: (201) [system] peek_char((0x55798e5fad60), _81060)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _80126=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _66190=[k]
   Exit: (200) [system] [k]=[k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (199) [system] _52254=[n, k]
   Exit: (199) [system] [n, k]=[n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (198) [system] _38318=[i, n, k]
   Exit: (198) [system] [i, n, k]=[i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (197) [system] _24382=['L', i, n, k]
   Exit: (197) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (196) [system] _10446=[r, 'L', i, n, k]
   Exit: (196) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (195) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _3414)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_104340, _104342), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _3414), _104316, fail)), '$restore_trace'(_104340, _104342))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_104340, _104342))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _3414), _104316, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(_3414)
   Fail: (196) [system] atomic(_3414)
   Call: (196) [system] atom_chars(_3414, ['O', r, 'L', i, n, k])
   Exit: (196) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (195) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _113716)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _115574)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _123312)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _126016)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _141094)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _146664)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _148522)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _162676)
   Exit: (195) [system] get_char((0x55798e5fad60), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _146664)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _180318)
   Call: (197) [system] peek_char((0x55798e5fad60), _181252)
   Exit: (197) [system] peek_char((0x55798e5fad60), p)
^  Call: (197) [user] is_delimiter(p)
   Call: (198) [system] char_type(p, space)
   Fail: (198) [system] char_type(p, space)
   Call: (198) [system] arg(_185972, v('(', ')', end_of_file), p)
   Fail: (198) [system] arg(_186904, v('(', ')', end_of_file), p)
^  Fail: (197) [user] is_delimiter(p)
   Call: (197) [system] ')'==p
   Fail: (197) [system] ')'==p
   Call: (197) [system] get_char((0x55798e5fad60), p)
   Exit: (197) [system] get_char((0x55798e5fad60), p)
   Call: (197) [system] p=(\)
   Fail: (197) [system] p=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _194254)
   Call: (198) [system] peek_char((0x55798e5fad60), _195188)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _194254=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (197) [system] _180318=[p]
   Exit: (197) [system] [p]=[p]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [p])
^  Call: (196) [user] classify_and_convert_charseq($, [p], _146664)
   Call: (197) [system] atom_chars(_207266, ['_', p])
   Exit: (197) [system] atom_chars('_p', ['_', p])
^  Exit: (196) [user] classify_and_convert_charseq($, [p], _p)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _p)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), _p)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _211930)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _213788)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _221526)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _224230)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _239308)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _244878)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _246736)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _260890)
   Exit: (196) [system] get_char((0x55798e5fad60), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _244878)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _278532)
   Call: (198) [system] peek_char((0x55798e5fad60), _279466)
   Exit: (198) [system] peek_char((0x55798e5fad60), q)
^  Call: (198) [user] is_delimiter(q)
   Call: (199) [system] char_type(q, space)
   Fail: (199) [system] char_type(q, space)
   Call: (199) [system] arg(_284186, v('(', ')', end_of_file), q)
   Fail: (199) [system] arg(_285118, v('(', ')', end_of_file), q)
^  Fail: (198) [user] is_delimiter(q)
   Call: (198) [system] ')'==q
   Fail: (198) [system] ')'==q
   Call: (198) [system] get_char((0x55798e5fad60), q)
   Exit: (198) [system] get_char((0x55798e5fad60), q)
   Call: (198) [system] q=(\)
   Fail: (198) [system] q=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _292468)
   Call: (199) [system] peek_char((0x55798e5fad60), _293402)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_298122, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _292468=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (198) [system] _278532=[q]
   Exit: (198) [system] [q]=[q]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [q])
^  Call: (197) [user] classify_and_convert_charseq($, [q], _244878)
   Call: (198) [system] atom_chars(_307352, ['_', q])
   Exit: (198) [system] atom_chars('_q', ['_', q])
^  Exit: (197) [user] classify_and_convert_charseq($, [q], _q)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _q)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), _q)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _312016)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _313874)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _328028)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _331818)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _312016=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _211930=[_q]
   Exit: (195) [system] [_q]=[_q]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [_q])
   Call: (194) [system] _113716=[_p, _q]
   Exit: (194) [system] [_p, _q]=[_p, _q]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [_p, _q])
   Call: (193) [system] _3408=['OrLink', _p, _q]
   Exit: (193) [system] ['OrLink', _p, _q]=['OrLink', _p, _q]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), ['OrLink', _p, _q])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', _p, _q])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _345700)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _347558)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _355296)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _358000)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _373078)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _378648)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _380506)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _394660)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _378648)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _400230)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'N')
   Call: (195) [system] 'N'=(;)
   Fail: (195) [system] 'N'=(;)
^  Call: (195) [user] is_like_space('N')
   Call: (196) [system] char_type('N', 'white')
   Fail: (196) [system] char_type('N', 'white')
   Call: (196) [system] char_type('N', end_of_line)
   Fail: (196) [system] char_type('N', end_of_line)
   Call: (196) [system] char_type('N', space)
   Fail: (196) [system] char_type('N', space)
   Call: (196) [system] char_type('N', cntrl)
   Fail: (196) [system] char_type('N', cntrl)
^  Fail: (195) [user] is_like_space('N')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _414384)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'N')
   Call: (194) [system] 'N'=')'
   Fail: (194) [system] 'N'=')'
   Call: (194) [system] 'N'=end_of_file
   Fail: (194) [system] 'N'=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _419954)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _421812)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'N')
   Call: (196) [system] 'N'=(;)
   Fail: (196) [system] 'N'=(;)
^  Call: (196) [user] is_like_space('N')
   Call: (197) [system] char_type('N', 'white')
   Fail: (197) [system] char_type('N', 'white')
   Call: (197) [system] char_type('N', end_of_line)
   Fail: (197) [system] char_type('N', end_of_line)
   Call: (197) [system] char_type('N', space)
   Fail: (197) [system] char_type('N', space)
   Call: (197) [system] char_type('N', cntrl)
   Fail: (197) [system] char_type('N', cntrl)
^  Fail: (196) [user] is_like_space('N')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _435966)
   Exit: (195) [system] get_char((0x55798e5fad60), 'N')
   Call: (195) [system] 'N'='('
   Fail: (195) [system] 'N'='('
   Call: (195) [system] 'N'='['
   Fail: (195) [system] 'N'='['
   Call: (195) [system] 'N'='{'
   Fail: (195) [system] 'N'='{'
   Call: (195) [system] 'N'='"'
   Fail: (195) [system] 'N'='"'
   Call: (195) [system] 'N'=!
   Fail: (195) [system] 'N'=!
   Call: (195) [system] 'N'='\''
   Fail: (195) [system] 'N'='\''
   Call: (195) [system] 'N'='`'
   Fail: (195) [system] 'N'='`'
   Call: (195) [system] 'N'=end_of_file
   Fail: (195) [system] 'N'=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), 'N', _419954)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _453608)
   Call: (197) [system] peek_char((0x55798e5fad60), _454542)
   Exit: (197) [system] peek_char((0x55798e5fad60), o)
^  Call: (197) [user] is_delimiter(o)
   Call: (198) [system] char_type(o, space)
   Fail: (198) [system] char_type(o, space)
   Call: (198) [system] arg(_459262, v('(', ')', end_of_file), o)
   Fail: (198) [system] arg(_460194, v('(', ')', end_of_file), o)
^  Fail: (197) [user] is_delimiter(o)
   Call: (197) [system] ')'==o
   Fail: (197) [system] ')'==o
   Call: (197) [system] get_char((0x55798e5fad60), o)
   Exit: (197) [system] get_char((0x55798e5fad60), o)
   Call: (197) [system] o=(\)
   Fail: (197) [system] o=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _467544)
   Call: (198) [system] peek_char((0x55798e5fad60), _468478)
   Exit: (198) [system] peek_char((0x55798e5fad60), t)
^  Call: (198) [user] is_delimiter(t)
   Call: (199) [system] char_type(t, space)
   Fail: (199) [system] char_type(t, space)
   Call: (199) [system] arg(_473198, v('(', ')', end_of_file), t)
   Fail: (199) [system] arg(_474130, v('(', ')', end_of_file), t)
^  Fail: (198) [user] is_delimiter(t)
   Call: (198) [system] ')'==t
   Fail: (198) [system] ')'==t
   Call: (198) [system] get_char((0x55798e5fad60), t)
   Exit: (198) [system] get_char((0x55798e5fad60), t)
   Call: (198) [system] t=(\)
   Fail: (198) [system] t=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _481480)
   Call: (199) [system] peek_char((0x55798e5fad60), _482414)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (199) [user] is_delimiter('L')
   Call: (200) [system] char_type('L', space)
   Fail: (200) [system] char_type('L', space)
   Call: (200) [system] arg(_487134, v('(', ')', end_of_file), 'L')
   Fail: (200) [system] arg(_488066, v('(', ')', end_of_file), 'L')
^  Fail: (199) [user] is_delimiter('L')
   Call: (199) [system] ')'=='L'
   Fail: (199) [system] ')'=='L'
   Call: (199) [system] get_char((0x55798e5fad60), 'L')
   Exit: (199) [system] get_char((0x55798e5fad60), 'L')
   Call: (199) [system] 'L'=(\)
   Fail: (199) [system] 'L'=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _495416)
   Call: (200) [system] peek_char((0x55798e5fad60), _496350)
   Exit: (200) [system] peek_char((0x55798e5fad60), i)
^  Call: (200) [user] is_delimiter(i)
   Call: (201) [system] char_type(i, space)
   Fail: (201) [system] char_type(i, space)
   Call: (201) [system] arg(_501070, v('(', ')', end_of_file), i)
   Fail: (201) [system] arg(_502002, v('(', ')', end_of_file), i)
^  Fail: (200) [user] is_delimiter(i)
   Call: (200) [system] ')'==i
   Fail: (200) [system] ')'==i
   Call: (200) [system] get_char((0x55798e5fad60), i)
   Exit: (200) [system] get_char((0x55798e5fad60), i)
   Call: (200) [system] i=(\)
   Fail: (200) [system] i=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _509352)
   Call: (201) [system] peek_char((0x55798e5fad60), _510286)
   Exit: (201) [system] peek_char((0x55798e5fad60), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_515006, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_515938, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55798e5fad60), n)
   Exit: (201) [system] get_char((0x55798e5fad60), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _523288)
   Call: (202) [system] peek_char((0x55798e5fad60), _524222)
   Exit: (202) [system] peek_char((0x55798e5fad60), k)
^  Call: (202) [user] is_delimiter(k)
   Call: (203) [system] char_type(k, space)
   Fail: (203) [system] char_type(k, space)
   Call: (203) [system] arg(_528942, v('(', ')', end_of_file), k)
   Fail: (203) [system] arg(_529874, v('(', ')', end_of_file), k)
^  Fail: (202) [user] is_delimiter(k)
   Call: (202) [system] ')'==k
   Fail: (202) [system] ')'==k
   Call: (202) [system] get_char((0x55798e5fad60), k)
   Exit: (202) [system] get_char((0x55798e5fad60), k)
   Call: (202) [system] k=(\)
   Fail: (202) [system] k=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _537224)
   Call: (203) [system] peek_char((0x55798e5fad60), _538158)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _537224=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (202) [system] _523288=[k]
   Exit: (202) [system] [k]=[k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (201) [system] _509352=[n, k]
   Exit: (201) [system] [n, k]=[n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (200) [system] _495416=[i, n, k]
   Exit: (200) [system] [i, n, k]=[i, n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (199) [system] _481480=['L', i, n, k]
   Exit: (199) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (198) [system] _467544=[t, 'L', i, n, k]
   Exit: (198) [system] [t, 'L', i, n, k]=[t, 'L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, 'L', i, n, k])
   Call: (197) [system] _453608=[o, t, 'L', i, n, k]
   Exit: (197) [system] [o, t, 'L', i, n, k]=[o, t, 'L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, t, 'L', i, n, k])
^  Call: (196) [user] classify_and_convert_charseq('N', [o, t, 'L', i, n, k], _419954)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_564232, _564234), once(user:catch(read_from_chars(['N', o, t, 'L', i, n, k], _419954), _564208, fail)), '$restore_trace'(_564232, _564234))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_564232, _564234))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['N', o, t, 'L', i, n, k], _419954), _564208, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(_419954)
   Fail: (197) [system] atomic(_419954)
   Call: (197) [system] atom_chars(_419954, ['N', o, t, 'L', i, n, k])
   Exit: (197) [system] atom_chars('NotLink', ['N', o, t, 'L', i, n, k])
^  Exit: (196) [user] classify_and_convert_charseq('N', [o, t, 'L', i, n, k], 'NotLink')
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), 'N', 'NotLink')
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), 'NotLink')
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _573608)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _575466)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _583204)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _585908)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _600986)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _606556)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _608414)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _622568)
   Exit: (196) [system] get_char((0x55798e5fad60), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _606556)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _640210)
   Call: (198) [system] peek_char((0x55798e5fad60), _641144)
   Exit: (198) [system] peek_char((0x55798e5fad60), p)
^  Call: (198) [user] is_delimiter(p)
   Call: (199) [system] char_type(p, space)
   Fail: (199) [system] char_type(p, space)
   Call: (199) [system] arg(_645864, v('(', ')', end_of_file), p)
   Fail: (199) [system] arg(_646796, v('(', ')', end_of_file), p)
^  Fail: (198) [user] is_delimiter(p)
   Call: (198) [system] ')'==p
   Fail: (198) [system] ')'==p
   Call: (198) [system] get_char((0x55798e5fad60), p)
   Exit: (198) [system] get_char((0x55798e5fad60), p)
   Call: (198) [system] p=(\)
   Fail: (198) [system] p=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _654146)
   Call: (199) [system] peek_char((0x55798e5fad60), _655080)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_659800, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _654146=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (198) [system] _640210=[p]
   Exit: (198) [system] [p]=[p]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [p])
^  Call: (197) [user] classify_and_convert_charseq($, [p], _606556)
   Call: (198) [system] atom_chars(_669030, ['_', p])
   Exit: (198) [system] atom_chars('_p', ['_', p])
^  Exit: (197) [user] classify_and_convert_charseq($, [p], _p)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _p)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), _p)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _673694)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _675552)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _689706)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _693496)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _673694=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _573608=[_p]
   Exit: (195) [system] [_p]=[_p]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [_p])
   Call: (194) [system] _378648=['NotLink', _p]
   Exit: (194) [system] ['NotLink', _p]=['NotLink', _p]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), ['NotLink', _p])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), ['NotLink', _p])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _704584)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _706442)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _714180)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _716884)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _731962)
   Exit: (193) [system] peek_char((0x55798e5fad60), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _737532)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _739390)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _753544)
   Exit: (194) [system] get_char((0x55798e5fad60), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _737532)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _771186)
   Call: (196) [system] peek_char((0x55798e5fad60), _772120)
   Exit: (196) [system] peek_char((0x55798e5fad60), q)
^  Call: (196) [user] is_delimiter(q)
   Call: (197) [system] char_type(q, space)
   Fail: (197) [system] char_type(q, space)
   Call: (197) [system] arg(_776840, v('(', ')', end_of_file), q)
   Fail: (197) [system] arg(_777772, v('(', ')', end_of_file), q)
^  Fail: (196) [user] is_delimiter(q)
   Call: (196) [system] ')'==q
   Fail: (196) [system] ')'==q
   Call: (196) [system] get_char((0x55798e5fad60), q)
   Exit: (196) [system] get_char((0x55798e5fad60), q)
   Call: (196) [system] q=(\)
   Fail: (196) [system] q=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _785122)
   Call: (197) [system] peek_char((0x55798e5fad60), _786056)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
^  Call: (197) [user] is_delimiter(')')
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] arg(_790776, v('(', ')', end_of_file), ')')
   Exit: (198) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (197) [user] is_delimiter(')')
   Call: (197) [system] _785122=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (196) [system] _771186=[q]
   Exit: (196) [system] [q]=[q]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [q])
^  Call: (195) [user] classify_and_convert_charseq($, [q], _737532)
   Call: (196) [system] atom_chars(_800006, ['_', q])
   Exit: (196) [system] atom_chars('_q', ['_', q])
^  Exit: (195) [user] classify_and_convert_charseq($, [q], _q)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _q)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), _q)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _804670)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _806528)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _820682)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55798e5fad60), _824472)
   Exit: (194) [system] get_char((0x55798e5fad60), ')')
   Call: (194) [system] _804670=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [])
   Call: (193) [system] _704584=[_q]
   Exit: (193) [system] [_q]=[_q]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [_q])
   Call: (192) [system] _345700=[['NotLink', _p], _q]
   Exit: (192) [system] [['NotLink', _p], _q]=[['NotLink', _p], _q]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [['NotLink', _p], _q])
   Call: (191) [system] _3404=[['OrLink', _p, _q], ['NotLink', _p], _q]
   Exit: (191) [system] [['OrLink', _p, _q], ['NotLink', _p], _q]=[['OrLink', _p, _q], ['NotLink', _p], _q]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [['OrLink', _p, _q], ['NotLink', _p], _q])
   Call: (190) [system] _3396=[->, ['OrLink', _p, _q], ['NotLink', _p], _q]
   Exit: (190) [system] [->, ['OrLink', _p, _q], ['NotLink', _p], _q]=[->, ['OrLink', _p, _q], ['NotLink', _p], _q]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [->, ['OrLink', _p, _q], ['NotLink', _p], _q])
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), [->, ['OrLink', _p, _q], ['NotLink', _p], _q])
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _841148)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _843006)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _857160)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _860950)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _841148=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _3392=[[->, ['OrLink', _p, _q], ['NotLink', _p], _q]]
   Exit: (188) [system] [[->, ['OrLink', _p, _q], ['NotLink', _p], _q]]=[[->, ['OrLink', _p, _q], ['NotLink', _p], _q]]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [[->, ['OrLink', _p, _q], ['NotLink', _p], _q]])
   Call: (187) [system] _3386=['DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]
   Exit: (187) [system] ['DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]=['DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), ['DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]])
   Call: (186) [system] _3378=[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]
   Exit: (186) [system] [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]=[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _874832)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _876690)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _890844)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _894634)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _874832=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _3374=[[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]
   Exit: (184) [system] [[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]=[[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]])
   Call: (183) [system] _3362=[[rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]
   Exit: (183) [system] [[rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]=[[rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]])
   Call: (182) [system] _3322=[=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]
   Exit: (182) [system] [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]=[=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]])
^  Call: (179) [user] assertz(metta_file_comment(112, 0, 4526, [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]], '$stream_position'(4526, 112, 0, 4526)))
^  Exit: (179) [user] assertz(metta_file_comment(112, 0, 4526, [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]], '$stream_position'(4526, 112, 0, 4526)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 112, 0, 4526, '$stream_position'(4526, 112, 0, 4526)), read_sexpr((0x55798e5fad60), [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]]), assertz(metta_file_comment(112, 0, 4526, [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _p], _q]]], '$stream_position'(4526, 112, 0, 4526)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_913152, _913154, _913156, _913158, _913160))
^  Exit: (177) [user] retract(metta_file_comment(54, 0, 1783, '$COMMENT'(";; Unary rule", 54, 0), '$stream_position'(1783, 54, 0, 1783)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; Unary rule", 54, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";; Unary rule", 54, 0), _915986))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";; Unary rule", 54, 0), _915986)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";; Unary rule", 54, 0), _915986)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; Unary rule", 54, 0), _918802))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; Unary rule", 54, 0), _918802))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";; Unary rule", 54, 0), _918802)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";; Unary rule", 54, 0), _921602))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";; Unary rule", 54, 0), _921602)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";; Unary rule", 54, 0), _921602)
   Call: (187) [system] var('$COMMENT'(";; Unary rule", 54, 0))
   Call: (187) [system] atom('$COMMENT'(";; Unary rule", 54, 0))
   Call: (187) [system] '$COMMENT'(";; Unary rule", 54, 0)==true
   Call: (187) [system] '$COMMENT'(";; Unary rule", 54, 0)==false
   Call: (187) [system] '$COMMENT'(";; Unary rule", 54, 0)==[_928122, _928128]
   Call: (187) [system] is_list('$COMMENT'(";; Unary rule", 54, 0))
   Call: (187) [system] string('$COMMENT'(";; Unary rule", 54, 0))
   Call: (187) [system] compound('$COMMENT'(";; Unary rule", 54, 0))
   Exit: (187) [system] compound('$COMMENT'(";; Unary rule", 54, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";; Unary rule", 54, 0), _932756, _932758)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; Unary rule", 54, 0), '$COMMENT', [";; Unary rule", 54, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";; Unary rule", 54, 0], _936498)
   Call: (188) [apply] apply:maplist_([";; Unary rule", 54, 0], _936498, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";; Unary rule", _938378)
   Call: (190) [system] var(";; Unary rule")
   Call: (190) [system] atom(";; Unary rule")
   Call: (190) [system] ";; Unary rule"==true
   Call: (190) [system] ";; Unary rule"==false
   Call: (190) [system] ";; Unary rule"==[_943020, _943026]
   Call: (190) [system] is_list(";; Unary rule")
   Call: (190) [system] string(";; Unary rule")
   Exit: (190) [system] string(";; Unary rule")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";; Unary rule")
^  Call: (190) [user] symbol(";; Unary rule")
   Call: (191) [system] atom(";; Unary rule")
   Fail: (191) [system] atom(";; Unary rule")
^  Fail: (190) [user] symbol(";; Unary rule")
   Call: (190) [system] ";; Unary rule"=_938378
   Exit: (190) [system] ";; Unary rule"=";; Unary rule"
^  Exit: (189) [user] mfix_vars1(";; Unary rule", ";; Unary rule")
   Call: (189) [apply] apply:maplist_([54, 0], _938380, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(54, _956900)
   Call: (191) [system] var(54)
   Call: (191) [system] atom(54)
   Call: (191) [system] 54==true
   Call: (191) [system] 54==false
   Call: (191) [system] 54==[_961542, _961548]
   Call: (191) [system] is_list(54)
   Call: (191) [system] string(54)
   Call: (191) [system] compound(54)
^  Call: (191) [user] symbol(54)
   Call: (192) [system] atom(54)
   Fail: (192) [system] atom(54)
^  Fail: (191) [user] symbol(54)
   Call: (191) [system] 54=_956900
   Exit: (191) [system] 54=54
^  Exit: (190) [user] mfix_vars1(54, 54)
   Call: (190) [apply] apply:maplist_([0], _956902, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _972666)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_977308, _977314]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_972666
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _972668, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([54, 0], [54, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";; Unary rule", 54, 0], [";; Unary rule", 54, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";; Unary rule", 54, 0], [";; Unary rule", 54, 0])
   Call: (187) [system] compound_name_arguments(_921602, '$COMMENT', [";; Unary rule", 54, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; Unary rule", 54, 0), '$COMMENT', [";; Unary rule", 54, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0)))
   Call: (184) [system] '$COMMENT'(";; Unary rule", 54, 0)\=@='$COMMENT'(";; Unary rule", 54, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; Unary rule", 54, 0), _1001484))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";; Unary rule", 54, 0), _1001484))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";; Unary rule", 54, 0), _1001484)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";; Unary rule", 54, 0), _1004284))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";; Unary rule", 54, 0), _1004284)
^  Call: (186) [user] cons_to_c('$COMMENT'(";; Unary rule", 54, 0), _1004284)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0)))
   Call: (184) [system] '$COMMENT'(";; Unary rule", 54, 0)\=@='$COMMENT'(";; Unary rule", 54, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; Unary rule", 54, 0), _915986))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";; Unary rule", 54, 0), _915986))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";; Unary rule", 54, 0), _915986)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";; Unary rule", 54, 0), _1018242))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";; Unary rule", 54, 0), _1018242)
^  Call: (186) [user] cons_to_l('$COMMENT'(";; Unary rule", 54, 0), _1018242)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0)))
   Call: (184) [system] '$COMMENT'(";; Unary rule", 54, 0)\=@='$COMMENT'(";; Unary rule", 54, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0)))
   Call: (178) [system] '$COMMENT'(";; Unary rule", 54, 0)\=@='$COMMENT'(";; Unary rule", 54, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; Unary rule", 54, 0), '$COMMENT'(";; Unary rule", 54, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Unary rule", 54, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Unary rule", 54, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Unary rule", 54, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; Unary rule", 54, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; Unary rule", 54, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Unary rule", 54, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Unary rule", 54, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Unary rule", 54, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; Unary rule", 54, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";; Unary rule", 54, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";; Unary rule", 54, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";; Unary rule", 54, 0)))
   Call: (169) [system] '$COMMENT'(";; Unary rule", 54, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; Unary rule", 54, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Unary rule", 54, 0)), 111]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Unary rule", 54, 0), me_synthesize_1726263785_9357412, 111)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Unary rule", 54, 0)), 111]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263797.2229)
   Call: (173) [system] arg(1, t(1726263795.049033), _3148)
   Exit: (173) [system] arg(1, t(1726263795.049033), 1726263795.049033)
   Call: (173) [system] _3158 is 1726263797.2229-1726263795.049033
   Exit: (173) [system] 2.1738669872283936 is 1726263797.2229-1726263795.049033
   Call: (173) [system] 2.1738669872283936>4
   Fail: (173) [system] 2.1738669872283936>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Unary rule", 54, 0)), 111]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 19)
   Call: (175) [system] atom(19+1)
   Call: (175) [system] set_flag(translated_forms, 20)
   Exit: (175) [system] set_flag(translated_forms, 20)
   Exit: (174) [$syspreds] update_flag(translated_forms, 19, 19+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 19, 19+1))
   Exit: (171) [$syspreds] flag(translated_forms, 19, 19+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Unary rule", 54, 0), me_synthesize_1726263785_9357412, 111)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; Unary rule"])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; Unary rule"])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Unary rule", 54, 0), me_synthesize_1726263785_9357412, 111)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Unary rule", 54, 0)), 111]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 19, 19+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Unary rule", 54, 0), me_synthesize_1726263785_9357412, 111)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 112)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 112))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 112))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _1093026)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _1100448)
   Exit: (175) [system] peek_char((0x55798e5fad60), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _1108786)
   Exit: (177) [system] peek_char((0x55798e5fad60), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _1111572=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _1113440, _1113442, _1113444, _1113446), read_sexpr((0x55798e5fad60), _1113458), assertz(metta_file_comment(_1113440, _1113442, _1113444, _1113458, _1113446))))
^  Call: (179) [user] read_position((0x55798e5fad60), _1113440, _1113442, _1113444, _1113446)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_1113446))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_1113446))
   Exit: (181) [system] nonvar(position(_1113446))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(4596, 113, 0, 4596)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4596, 113, 0, 4596), _1113440)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1123698)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4596, 113, 0, 4596), _1113440)
   Exit: (181) [system] arg(2, '$stream_position'(4596, 113, 0, 4596), 113)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4596, 113, 0, 4596), 113)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4596, 113, 0, 4596), _1113442)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1131132)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4596, 113, 0, 4596), _1113442)
   Exit: (181) [system] arg(3, '$stream_position'(4596, 113, 0, 4596), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4596, 113, 0, 4596), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4596, 113, 0, 4596), _1113444)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1138566)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4596, 113, 0, 4596), _1113444)
   Exit: (181) [system] arg(1, '$stream_position'(4596, 113, 0, 4596), 4596)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4596, 113, 0, 4596), 4596)
^  Exit: (179) [user] read_position((0x55798e5fad60), 113, 0, 4596, '$stream_position'(4596, 113, 0, 4596))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _1113458)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _1113458)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1148792)
   Exit: (182) [system] peek_char((0x55798e5fad60), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _1162946)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _1113458)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1168516)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1182670)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _1188240)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1190098)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _1204252)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _1188240)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _1221894)
   Call: (185) [system] peek_char((0x55798e5fad60), _1222828)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1221894=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _1188240)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_1232138, _1232140), once(user:catch(read_from_chars([=], _1188240), _1232114, fail)), '$restore_trace'(_1232138, _1232140))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_1232138, _1232140))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _1232114, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _1239638)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1241496)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _1249234)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1251938)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1267016)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _1272586)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1274444)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _1288598)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1272586)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1294168)
   Exit: (186) [system] peek_char((0x55798e5fad60), r)
   Call: (186) [system] r=(;)
   Fail: (186) [system] r=(;)
^  Call: (186) [user] is_like_space(r)
   Call: (187) [system] char_type(r, 'white')
   Fail: (187) [system] char_type(r, 'white')
   Call: (187) [system] char_type(r, end_of_line)
   Fail: (187) [system] char_type(r, end_of_line)
   Call: (187) [system] char_type(r, space)
   Fail: (187) [system] char_type(r, space)
   Call: (187) [system] char_type(r, cntrl)
   Fail: (187) [system] char_type(r, cntrl)
^  Fail: (186) [user] is_like_space(r)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1308322)
   Exit: (185) [system] peek_char((0x55798e5fad60), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _1313892)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1315750)
   Exit: (187) [system] peek_char((0x55798e5fad60), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _1329904)
   Exit: (186) [system] get_char((0x55798e5fad60), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), r, _1313892)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _1347546)
   Call: (188) [system] peek_char((0x55798e5fad60), _1348480)
   Exit: (188) [system] peek_char((0x55798e5fad60), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_1353200, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_1354132, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55798e5fad60), b)
   Exit: (188) [system] get_char((0x55798e5fad60), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1361482)
   Call: (189) [system] peek_char((0x55798e5fad60), _1362416)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_1367136, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _1361482=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (188) [system] _1347546=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (187) [user] classify_and_convert_charseq(r, [b], _1313892)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_1376392, _1376394), once(user:catch(read_from_chars([r, b], _1313892), _1376368, fail)), '$restore_trace'(_1376392, _1376394))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_1376392, _1376394))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _1376368, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(rb)
   Exit: (188) [system] atomic(rb)
^  Exit: (187) [user] classify_and_convert_charseq(r, [b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), rb)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _1383892)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1385750)
   Exit: (187) [system] peek_char((0x55798e5fad60), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1399904)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55798e5fad60), _1403694)
   Exit: (186) [system] get_char((0x55798e5fad60), ')')
   Call: (186) [system] _1383892=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [])
   Call: (185) [system] _1272586=[rb]
   Exit: (185) [system] [rb]=[rb]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [rb])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [rb])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _1411988)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1413846)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55798e5fad60), _1421584)
   Exit: (185) [system] get_char((0x55798e5fad60), ' ')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1424288)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1439366)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _1444936)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1446794)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _1460948)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _1444936)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1466518)
   Exit: (187) [system] peek_char((0x55798e5fad60), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1480672)
   Exit: (186) [system] peek_char((0x55798e5fad60), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _1486242)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1488100)
   Exit: (188) [system] peek_char((0x55798e5fad60), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _1502254)
   Exit: (187) [system] get_char((0x55798e5fad60), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), :, _1486242)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1519896)
   Call: (189) [system] peek_char((0x55798e5fad60), _1520830)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _1519896=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (188) [user] classify_and_convert_charseq(:, [], _1486242)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_1530140, _1530142), once(user:catch(read_from_chars([:], _1486242), _1530116, fail)), '$restore_trace'(_1530140, _1530142))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_1530140, _1530142))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1530116, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(:)
   Exit: (189) [system] atomic(:)
^  Exit: (188) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _1537640)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1539498)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _1547236)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1549940)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'D')
   Call: (189) [system] 'D'=(;)
   Fail: (189) [system] 'D'=(;)
^  Call: (189) [user] is_like_space('D')
   Call: (190) [system] char_type('D', 'white')
   Fail: (190) [system] char_type('D', 'white')
   Call: (190) [system] char_type('D', end_of_line)
   Fail: (190) [system] char_type('D', end_of_line)
   Call: (190) [system] char_type('D', space)
   Fail: (190) [system] char_type('D', space)
   Call: (190) [system] char_type('D', cntrl)
   Fail: (190) [system] char_type('D', cntrl)
^  Fail: (189) [user] is_like_space('D')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1565018)
   Exit: (187) [system] peek_char((0x55798e5fad60), 'D')
   Call: (187) [system] 'D'=')'
   Fail: (187) [system] 'D'=')'
   Call: (187) [system] 'D'=end_of_file
   Fail: (187) [system] 'D'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _1570588)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1572446)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'D')
   Call: (189) [system] 'D'=(;)
   Fail: (189) [system] 'D'=(;)
^  Call: (189) [user] is_like_space('D')
   Call: (190) [system] char_type('D', 'white')
   Fail: (190) [system] char_type('D', 'white')
   Call: (190) [system] char_type('D', end_of_line)
   Fail: (190) [system] char_type('D', end_of_line)
   Call: (190) [system] char_type('D', space)
   Fail: (190) [system] char_type('D', space)
   Call: (190) [system] char_type('D', cntrl)
   Fail: (190) [system] char_type('D', cntrl)
^  Fail: (189) [user] is_like_space('D')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _1586600)
   Exit: (188) [system] get_char((0x55798e5fad60), 'D')
   Call: (188) [system] 'D'='('
   Fail: (188) [system] 'D'='('
   Call: (188) [system] 'D'='['
   Fail: (188) [system] 'D'='['
   Call: (188) [system] 'D'='{'
   Fail: (188) [system] 'D'='{'
   Call: (188) [system] 'D'='"'
   Fail: (188) [system] 'D'='"'
   Call: (188) [system] 'D'=!
   Fail: (188) [system] 'D'=!
   Call: (188) [system] 'D'='\''
   Fail: (188) [system] 'D'='\''
   Call: (188) [system] 'D'='`'
   Fail: (188) [system] 'D'='`'
   Call: (188) [system] 'D'=end_of_file
   Fail: (188) [system] 'D'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1570588)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _1604242)
   Call: (190) [system] peek_char((0x55798e5fad60), _1605176)
   Exit: (190) [system] peek_char((0x55798e5fad60), i)
^  Call: (190) [user] is_delimiter(i)
   Call: (191) [system] char_type(i, space)
   Fail: (191) [system] char_type(i, space)
   Call: (191) [system] arg(_1609896, v('(', ')', end_of_file), i)
   Fail: (191) [system] arg(_1610828, v('(', ')', end_of_file), i)
^  Fail: (190) [user] is_delimiter(i)
   Call: (190) [system] ')'==i
   Fail: (190) [system] ')'==i
   Call: (190) [system] get_char((0x55798e5fad60), i)
   Exit: (190) [system] get_char((0x55798e5fad60), i)
   Call: (190) [system] i=(\)
   Fail: (190) [system] i=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _1618178)
   Call: (191) [system] peek_char((0x55798e5fad60), _1619112)
   Exit: (191) [system] peek_char((0x55798e5fad60), s)
^  Call: (191) [user] is_delimiter(s)
   Call: (192) [system] char_type(s, space)
   Fail: (192) [system] char_type(s, space)
   Call: (192) [system] arg(_1623832, v('(', ')', end_of_file), s)
   Fail: (192) [system] arg(_1624764, v('(', ')', end_of_file), s)
^  Fail: (191) [user] is_delimiter(s)
   Call: (191) [system] ')'==s
   Fail: (191) [system] ')'==s
   Call: (191) [system] get_char((0x55798e5fad60), s)
   Exit: (191) [system] get_char((0x55798e5fad60), s)
   Call: (191) [system] s=(\)
   Fail: (191) [system] s=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1632114)
   Call: (192) [system] peek_char((0x55798e5fad60), _1633048)
   Exit: (192) [system] peek_char((0x55798e5fad60), j)
^  Call: (192) [user] is_delimiter(j)
   Call: (193) [system] char_type(j, space)
   Fail: (193) [system] char_type(j, space)
   Call: (193) [system] arg(_1637768, v('(', ')', end_of_file), j)
   Fail: (193) [system] arg(_1638700, v('(', ')', end_of_file), j)
^  Fail: (192) [user] is_delimiter(j)
   Call: (192) [system] ')'==j
   Fail: (192) [system] ')'==j
   Call: (192) [system] get_char((0x55798e5fad60), j)
   Exit: (192) [system] get_char((0x55798e5fad60), j)
   Call: (192) [system] j=(\)
   Fail: (192) [system] j=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1646050)
   Call: (193) [system] peek_char((0x55798e5fad60), _1646984)
   Exit: (193) [system] peek_char((0x55798e5fad60), u)
^  Call: (193) [user] is_delimiter(u)
   Call: (194) [system] char_type(u, space)
   Fail: (194) [system] char_type(u, space)
   Call: (194) [system] arg(_1651704, v('(', ')', end_of_file), u)
   Fail: (194) [system] arg(_1652636, v('(', ')', end_of_file), u)
^  Fail: (193) [user] is_delimiter(u)
   Call: (193) [system] ')'==u
   Fail: (193) [system] ')'==u
   Call: (193) [system] get_char((0x55798e5fad60), u)
   Exit: (193) [system] get_char((0x55798e5fad60), u)
   Call: (193) [system] u=(\)
   Fail: (193) [system] u=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1659986)
   Call: (194) [system] peek_char((0x55798e5fad60), _1660920)
   Exit: (194) [system] peek_char((0x55798e5fad60), n)
^  Call: (194) [user] is_delimiter(n)
   Call: (195) [system] char_type(n, space)
   Fail: (195) [system] char_type(n, space)
   Call: (195) [system] arg(_1665640, v('(', ')', end_of_file), n)
   Fail: (195) [system] arg(_1666572, v('(', ')', end_of_file), n)
^  Fail: (194) [user] is_delimiter(n)
   Call: (194) [system] ')'==n
   Fail: (194) [system] ')'==n
   Call: (194) [system] get_char((0x55798e5fad60), n)
   Exit: (194) [system] get_char((0x55798e5fad60), n)
   Call: (194) [system] n=(\)
   Fail: (194) [system] n=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1673922)
   Call: (195) [system] peek_char((0x55798e5fad60), _1674856)
   Exit: (195) [system] peek_char((0x55798e5fad60), c)
^  Call: (195) [user] is_delimiter(c)
   Call: (196) [system] char_type(c, space)
   Fail: (196) [system] char_type(c, space)
   Call: (196) [system] arg(_1679576, v('(', ')', end_of_file), c)
   Fail: (196) [system] arg(_1680508, v('(', ')', end_of_file), c)
^  Fail: (195) [user] is_delimiter(c)
   Call: (195) [system] ')'==c
   Fail: (195) [system] ')'==c
   Call: (195) [system] get_char((0x55798e5fad60), c)
   Exit: (195) [system] get_char((0x55798e5fad60), c)
   Call: (195) [system] c=(\)
   Fail: (195) [system] c=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1687858)
   Call: (196) [system] peek_char((0x55798e5fad60), _1688792)
   Exit: (196) [system] peek_char((0x55798e5fad60), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_1693512, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_1694444, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55798e5fad60), t)
   Exit: (196) [system] get_char((0x55798e5fad60), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1701794)
   Call: (197) [system] peek_char((0x55798e5fad60), _1702728)
   Exit: (197) [system] peek_char((0x55798e5fad60), i)
^  Call: (197) [user] is_delimiter(i)
   Call: (198) [system] char_type(i, space)
   Fail: (198) [system] char_type(i, space)
   Call: (198) [system] arg(_1707448, v('(', ')', end_of_file), i)
   Fail: (198) [system] arg(_1708380, v('(', ')', end_of_file), i)
^  Fail: (197) [user] is_delimiter(i)
   Call: (197) [system] ')'==i
   Fail: (197) [system] ')'==i
   Call: (197) [system] get_char((0x55798e5fad60), i)
   Exit: (197) [system] get_char((0x55798e5fad60), i)
   Call: (197) [system] i=(\)
   Fail: (197) [system] i=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1715730)
   Call: (198) [system] peek_char((0x55798e5fad60), _1716664)
   Exit: (198) [system] peek_char((0x55798e5fad60), v)
^  Call: (198) [user] is_delimiter(v)
   Call: (199) [system] char_type(v, space)
   Fail: (199) [system] char_type(v, space)
   Call: (199) [system] arg(_1721384, v('(', ')', end_of_file), v)
   Fail: (199) [system] arg(_1722316, v('(', ')', end_of_file), v)
^  Fail: (198) [user] is_delimiter(v)
   Call: (198) [system] ')'==v
   Fail: (198) [system] ')'==v
   Call: (198) [system] get_char((0x55798e5fad60), v)
   Exit: (198) [system] get_char((0x55798e5fad60), v)
   Call: (198) [system] v=(\)
   Fail: (198) [system] v=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1729666)
   Call: (199) [system] peek_char((0x55798e5fad60), _1730600)
   Exit: (199) [system] peek_char((0x55798e5fad60), e)
^  Call: (199) [user] is_delimiter(e)
   Call: (200) [system] char_type(e, space)
   Fail: (200) [system] char_type(e, space)
   Call: (200) [system] arg(_1735320, v('(', ')', end_of_file), e)
   Fail: (200) [system] arg(_1736252, v('(', ')', end_of_file), e)
^  Fail: (199) [user] is_delimiter(e)
   Call: (199) [system] ')'==e
   Fail: (199) [system] ')'==e
   Call: (199) [system] get_char((0x55798e5fad60), e)
   Exit: (199) [system] get_char((0x55798e5fad60), e)
   Call: (199) [system] e=(\)
   Fail: (199) [system] e=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1743602)
   Call: (200) [system] peek_char((0x55798e5fad60), _1744536)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'S')
^  Call: (200) [user] is_delimiter('S')
   Call: (201) [system] char_type('S', space)
   Fail: (201) [system] char_type('S', space)
   Call: (201) [system] arg(_1749256, v('(', ')', end_of_file), 'S')
   Fail: (201) [system] arg(_1750188, v('(', ')', end_of_file), 'S')
^  Fail: (200) [user] is_delimiter('S')
   Call: (200) [system] ')'=='S'
   Fail: (200) [system] ')'=='S'
   Call: (200) [system] get_char((0x55798e5fad60), 'S')
   Exit: (200) [system] get_char((0x55798e5fad60), 'S')
   Call: (200) [system] 'S'=(\)
   Fail: (200) [system] 'S'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1757538)
   Call: (201) [system] peek_char((0x55798e5fad60), _1758472)
   Exit: (201) [system] peek_char((0x55798e5fad60), y)
^  Call: (201) [user] is_delimiter(y)
   Call: (202) [system] char_type(y, space)
   Fail: (202) [system] char_type(y, space)
   Call: (202) [system] arg(_1763192, v('(', ')', end_of_file), y)
   Fail: (202) [system] arg(_1764124, v('(', ')', end_of_file), y)
^  Fail: (201) [user] is_delimiter(y)
   Call: (201) [system] ')'==y
   Fail: (201) [system] ')'==y
   Call: (201) [system] get_char((0x55798e5fad60), y)
   Exit: (201) [system] get_char((0x55798e5fad60), y)
   Call: (201) [system] y=(\)
   Fail: (201) [system] y=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1771474)
   Call: (202) [system] peek_char((0x55798e5fad60), _1772408)
   Exit: (202) [system] peek_char((0x55798e5fad60), l)
^  Call: (202) [user] is_delimiter(l)
   Call: (203) [system] char_type(l, space)
   Fail: (203) [system] char_type(l, space)
   Call: (203) [system] arg(_1777128, v('(', ')', end_of_file), l)
   Fail: (203) [system] arg(_1778060, v('(', ')', end_of_file), l)
^  Fail: (202) [user] is_delimiter(l)
   Call: (202) [system] ')'==l
   Fail: (202) [system] ')'==l
   Call: (202) [system] get_char((0x55798e5fad60), l)
   Exit: (202) [system] get_char((0x55798e5fad60), l)
   Call: (202) [system] l=(\)
   Fail: (202) [system] l=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1785410)
   Call: (203) [system] peek_char((0x55798e5fad60), _1786344)
   Exit: (203) [system] peek_char((0x55798e5fad60), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_1791064, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_1791996, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55798e5fad60), l)
   Exit: (203) [system] get_char((0x55798e5fad60), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1799346)
   Call: (204) [system] peek_char((0x55798e5fad60), _1800280)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1805000, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1805932, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1813282)
   Call: (205) [system] peek_char((0x55798e5fad60), _1814216)
   Exit: (205) [system] peek_char((0x55798e5fad60), g)
^  Call: (205) [user] is_delimiter(g)
   Call: (206) [system] char_type(g, space)
   Fail: (206) [system] char_type(g, space)
   Call: (206) [system] arg(_1818936, v('(', ')', end_of_file), g)
   Fail: (206) [system] arg(_1819868, v('(', ')', end_of_file), g)
^  Fail: (205) [user] is_delimiter(g)
   Call: (205) [system] ')'==g
   Fail: (205) [system] ')'==g
   Call: (205) [system] get_char((0x55798e5fad60), g)
   Exit: (205) [system] get_char((0x55798e5fad60), g)
   Call: (205) [system] g=(\)
   Fail: (205) [system] g=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1827218)
   Call: (206) [system] peek_char((0x55798e5fad60), _1828152)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_1832872, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_1833804, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1841154)
   Call: (207) [system] peek_char((0x55798e5fad60), _1842088)
   Exit: (207) [system] peek_char((0x55798e5fad60), s)
^  Call: (207) [user] is_delimiter(s)
   Call: (208) [system] char_type(s, space)
   Fail: (208) [system] char_type(s, space)
   Call: (208) [system] arg(_1846808, v('(', ')', end_of_file), s)
   Fail: (208) [system] arg(_1847740, v('(', ')', end_of_file), s)
^  Fail: (207) [user] is_delimiter(s)
   Call: (207) [system] ')'==s
   Fail: (207) [system] ')'==s
   Call: (207) [system] get_char((0x55798e5fad60), s)
   Exit: (207) [system] get_char((0x55798e5fad60), s)
   Call: (207) [system] s=(\)
   Fail: (207) [system] s=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1855090)
   Call: (208) [system] peek_char((0x55798e5fad60), _1856024)
   Exit: (208) [system] peek_char((0x55798e5fad60), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_1860744, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_1861676, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55798e5fad60), m)
   Exit: (208) [system] get_char((0x55798e5fad60), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1869026)
   Call: (209) [system] peek_char((0x55798e5fad60), _1869960)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1869026=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _1855090=[m]
   Exit: (208) [system] [m]=[m]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [m])
   Call: (207) [system] _1841154=[s, m]
   Exit: (207) [system] [s, m]=[s, m]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, m])
   Call: (206) [system] _1827218=[i, s, m]
   Exit: (206) [system] [i, s, m]=[i, s, m]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, m])
   Call: (205) [system] _1813282=[g, i, s, m]
   Exit: (205) [system] [g, i, s, m]=[g, i, s, m]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [g, i, s, m])
   Call: (204) [system] _1799346=[o, g, i, s, m]
   Exit: (204) [system] [o, g, i, s, m]=[o, g, i, s, m]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, g, i, s, m])
   Call: (203) [system] _1785410=[l, o, g, i, s, m]
   Exit: (203) [system] [l, o, g, i, s, m]=[l, o, g, i, s, m]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, o, g, i, s, m])
   Call: (202) [system] _1771474=[l, l, o, g, i, s, m]
   Exit: (202) [system] [l, l, o, g, i, s, m]=[l, l, o, g, i, s, m]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, l, o, g, i, s, m])
   Call: (201) [system] _1757538=[y, l, l, o, g, i, s, m]
   Exit: (201) [system] [y, l, l, o, g, i, s, m]=[y, l, l, o, g, i, s, m]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, l, l, o, g, i, s, m])
   Call: (200) [system] _1743602=['S', y, l, l, o, g, i, s, m]
   Exit: (200) [system] ['S', y, l, l, o, g, i, s, m]=['S', y, l, l, o, g, i, s, m]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), ['S', y, l, l, o, g, i, s, m])
   Call: (199) [system] _1729666=[e, 'S', y, l, l, o, g, i, s, m]
   Exit: (199) [system] [e, 'S', y, l, l, o, g, i, s, m]=[e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, 'S', y, l, l, o, g, i, s, m])
   Call: (198) [system] _1715730=[v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (198) [system] [v, e, 'S', y, l, l, o, g, i, s, m]=[v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (197) [system] _1701794=[i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (197) [system] [i, v, e, 'S', y, l, l, o, g, i, s, m]=[i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (196) [system] _1687858=[t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (196) [system] [t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (195) [system] _1673922=[c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (195) [system] [c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (194) [system] _1659986=[n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (194) [system] [n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (193) [system] _1646050=[u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (193) [system] [u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (192) [system] _1632114=[j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (192) [system] [j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (191) [system] _1618178=[s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (191) [system] [s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Call: (190) [system] _1604242=[i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
   Exit: (190) [system] [i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]=[i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
^  Call: (189) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], _1570588)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_1932356, _1932358), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], _1570588), _1932332, fail)), '$restore_trace'(_1932356, _1932358))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_1932356, _1932358))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], _1570588), _1932332, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(_1570588)
   Fail: (190) [system] atomic(_1570588)
   Call: (190) [system] atom_chars(_1570588, ['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
   Exit: (190) [system] atom_chars('DisjunctiveSyllogism', ['D', i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m])
^  Exit: (189) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, v, e, 'S', y, l, l, o, g, i, s, m], 'DisjunctiveSyllogism')
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctiveSyllogism')
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctiveSyllogism')
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _1941732)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1943590)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _1951328)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1954032)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1969110)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _1974680)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1976538)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _1990692)
   Exit: (189) [system] get_char((0x55798e5fad60), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _1974680)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1996262)
   Exit: (191) [system] peek_char((0x55798e5fad60), -)
   Call: (191) [system] (-)=(;)
   Fail: (191) [system] (-)=(;)
^  Call: (191) [user] is_like_space(-)
   Call: (192) [system] char_type(-, 'white')
   Fail: (192) [system] char_type(-, 'white')
   Call: (192) [system] char_type(-, end_of_line)
   Fail: (192) [system] char_type(-, end_of_line)
   Call: (192) [system] char_type(-, space)
   Fail: (192) [system] char_type(-, space)
   Call: (192) [system] char_type(-, cntrl)
   Fail: (192) [system] char_type(-, cntrl)
^  Fail: (191) [user] is_like_space(-)
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _2010416)
   Exit: (190) [system] peek_char((0x55798e5fad60), -)
   Call: (190) [system] (-)=')'
   Fail: (190) [system] (-)=')'
   Call: (190) [system] (-)=end_of_file
   Fail: (190) [system] (-)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _2015986)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _2017844)
   Exit: (192) [system] peek_char((0x55798e5fad60), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _2031998)
   Exit: (191) [system] get_char((0x55798e5fad60), -)
   Call: (191) [system] (-)='('
   Fail: (191) [system] (-)='('
   Call: (191) [system] (-)='['
   Fail: (191) [system] (-)='['
   Call: (191) [system] (-)='{'
   Fail: (191) [system] (-)='{'
   Call: (191) [system] (-)='"'
   Fail: (191) [system] (-)='"'
   Call: (191) [system] (-)=!
   Fail: (191) [system] (-)=!
   Call: (191) [system] (-)='\''
   Fail: (191) [system] (-)='\''
   Call: (191) [system] (-)='`'
   Fail: (191) [system] (-)='`'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55798e5fad60), -, _2015986)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _2049640)
   Call: (193) [system] peek_char((0x55798e5fad60), _2050574)
   Exit: (193) [system] peek_char((0x55798e5fad60), >)
^  Call: (193) [user] is_delimiter(>)
   Call: (194) [system] char_type(>, space)
   Fail: (194) [system] char_type(>, space)
   Call: (194) [system] arg(_2055294, v('(', ')', end_of_file), >)
   Fail: (194) [system] arg(_2056226, v('(', ')', end_of_file), >)
^  Fail: (193) [user] is_delimiter(>)
   Call: (193) [system] ')'==(>)
   Fail: (193) [system] ')'==(>)
   Call: (193) [system] get_char((0x55798e5fad60), >)
   Exit: (193) [system] get_char((0x55798e5fad60), >)
   Call: (193) [system] (>)=(\)
   Fail: (193) [system] (>)=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _2063576)
   Call: (194) [system] peek_char((0x55798e5fad60), _2064510)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _2063576=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (193) [system] _2049640=[>]
   Exit: (193) [system] [>]=[>]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (192) [user] classify_and_convert_charseq(-, [>], _2015986)
^  Call: (194) [system] setup_call_cleanup('$notrace'(_2076614, _2076616), once(user:catch(read_from_chars([-, >], _2015986), _2076590, fail)), '$restore_trace'(_2076614, _2076616))
^  Call: (195) [system] sig_atomic(system:'$notrace'(_2076614, _2076616))
^  Exit: (194) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _2076590, fail)), system:'$restore_trace'(3, -1))
   Call: (193) [system] atomic(->)
   Exit: (193) [system] atomic(->)
^  Exit: (192) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (191) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _2084114)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _2085972)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _2093710)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _3410)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _18138)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _23708)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _25566)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _39720)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _23708)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _45290)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'O')
   Call: (194) [system] 'O'=(;)
   Fail: (194) [system] 'O'=(;)
^  Call: (194) [user] is_like_space('O')
   Call: (195) [system] char_type('O', 'white')
   Fail: (195) [system] char_type('O', 'white')
   Call: (195) [system] char_type('O', end_of_line)
   Fail: (195) [system] char_type('O', end_of_line)
   Call: (195) [system] char_type('O', space)
   Fail: (195) [system] char_type('O', space)
   Call: (195) [system] char_type('O', cntrl)
   Fail: (195) [system] char_type('O', cntrl)
^  Fail: (194) [user] is_like_space('O')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _59444)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'O')
   Call: (193) [system] 'O'=')'
   Fail: (193) [system] 'O'=')'
   Call: (193) [system] 'O'=end_of_file
   Fail: (193) [system] 'O'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _65014)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _66872)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'O')
   Call: (195) [system] 'O'=(;)
   Fail: (195) [system] 'O'=(;)
^  Call: (195) [user] is_like_space('O')
   Call: (196) [system] char_type('O', 'white')
   Fail: (196) [system] char_type('O', 'white')
   Call: (196) [system] char_type('O', end_of_line)
   Fail: (196) [system] char_type('O', end_of_line)
   Call: (196) [system] char_type('O', space)
   Fail: (196) [system] char_type('O', space)
   Call: (196) [system] char_type('O', cntrl)
   Fail: (196) [system] char_type('O', cntrl)
^  Fail: (195) [user] is_like_space('O')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _81026)
   Exit: (194) [system] get_char((0x55798e5fad60), 'O')
   Call: (194) [system] 'O'='('
   Fail: (194) [system] 'O'='('
   Call: (194) [system] 'O'='['
   Fail: (194) [system] 'O'='['
   Call: (194) [system] 'O'='{'
   Fail: (194) [system] 'O'='{'
   Call: (194) [system] 'O'='"'
   Fail: (194) [system] 'O'='"'
   Call: (194) [system] 'O'=!
   Fail: (194) [system] 'O'=!
   Call: (194) [system] 'O'='\''
   Fail: (194) [system] 'O'='\''
   Call: (194) [system] 'O'='`'
   Fail: (194) [system] 'O'='`'
   Call: (194) [system] 'O'=end_of_file
   Fail: (194) [system] 'O'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), 'O', _65014)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _98668)
   Call: (196) [system] peek_char((0x55798e5fad60), _99602)
   Exit: (196) [system] peek_char((0x55798e5fad60), r)
^  Call: (196) [user] is_delimiter(r)
   Call: (197) [system] char_type(r, space)
   Fail: (197) [system] char_type(r, space)
   Call: (197) [system] arg(_104322, v('(', ')', end_of_file), r)
   Fail: (197) [system] arg(_105254, v('(', ')', end_of_file), r)
^  Fail: (196) [user] is_delimiter(r)
   Call: (196) [system] ')'==r
   Fail: (196) [system] ')'==r
   Call: (196) [system] get_char((0x55798e5fad60), r)
   Exit: (196) [system] get_char((0x55798e5fad60), r)
   Call: (196) [system] r=(\)
   Fail: (196) [system] r=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _112604)
   Call: (197) [system] peek_char((0x55798e5fad60), _113538)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (197) [user] is_delimiter('L')
   Call: (198) [system] char_type('L', space)
   Fail: (198) [system] char_type('L', space)
   Call: (198) [system] arg(_118258, v('(', ')', end_of_file), 'L')
   Fail: (198) [system] arg(_119190, v('(', ')', end_of_file), 'L')
^  Fail: (197) [user] is_delimiter('L')
   Call: (197) [system] ')'=='L'
   Fail: (197) [system] ')'=='L'
   Call: (197) [system] get_char((0x55798e5fad60), 'L')
   Exit: (197) [system] get_char((0x55798e5fad60), 'L')
   Call: (197) [system] 'L'=(\)
   Fail: (197) [system] 'L'=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _126540)
   Call: (198) [system] peek_char((0x55798e5fad60), _127474)
   Exit: (198) [system] peek_char((0x55798e5fad60), i)
^  Call: (198) [user] is_delimiter(i)
   Call: (199) [system] char_type(i, space)
   Fail: (199) [system] char_type(i, space)
   Call: (199) [system] arg(_132194, v('(', ')', end_of_file), i)
   Fail: (199) [system] arg(_133126, v('(', ')', end_of_file), i)
^  Fail: (198) [user] is_delimiter(i)
   Call: (198) [system] ')'==i
   Fail: (198) [system] ')'==i
   Call: (198) [system] get_char((0x55798e5fad60), i)
   Exit: (198) [system] get_char((0x55798e5fad60), i)
   Call: (198) [system] i=(\)
   Fail: (198) [system] i=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _140476)
   Call: (199) [system] peek_char((0x55798e5fad60), _141410)
   Exit: (199) [system] peek_char((0x55798e5fad60), n)
^  Call: (199) [user] is_delimiter(n)
   Call: (200) [system] char_type(n, space)
   Fail: (200) [system] char_type(n, space)
   Call: (200) [system] arg(_146130, v('(', ')', end_of_file), n)
   Fail: (200) [system] arg(_147062, v('(', ')', end_of_file), n)
^  Fail: (199) [user] is_delimiter(n)
   Call: (199) [system] ')'==n
   Fail: (199) [system] ')'==n
   Call: (199) [system] get_char((0x55798e5fad60), n)
   Exit: (199) [system] get_char((0x55798e5fad60), n)
   Call: (199) [system] n=(\)
   Fail: (199) [system] n=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _154412)
   Call: (200) [system] peek_char((0x55798e5fad60), _155346)
   Exit: (200) [system] peek_char((0x55798e5fad60), k)
^  Call: (200) [user] is_delimiter(k)
   Call: (201) [system] char_type(k, space)
   Fail: (201) [system] char_type(k, space)
   Call: (201) [system] arg(_160066, v('(', ')', end_of_file), k)
   Fail: (201) [system] arg(_160998, v('(', ')', end_of_file), k)
^  Fail: (200) [user] is_delimiter(k)
   Call: (200) [system] ')'==k
   Fail: (200) [system] ')'==k
   Call: (200) [system] get_char((0x55798e5fad60), k)
   Exit: (200) [system] get_char((0x55798e5fad60), k)
   Call: (200) [system] k=(\)
   Fail: (200) [system] k=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _168348)
   Call: (201) [system] peek_char((0x55798e5fad60), _169282)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _168348=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _154412=[k]
   Exit: (200) [system] [k]=[k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (199) [system] _140476=[n, k]
   Exit: (199) [system] [n, k]=[n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (198) [system] _126540=[i, n, k]
   Exit: (198) [system] [i, n, k]=[i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (197) [system] _112604=['L', i, n, k]
   Exit: (197) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (196) [system] _98668=[r, 'L', i, n, k]
   Exit: (196) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (195) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _65014)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_192562, _192564), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _65014), _192538, fail)), '$restore_trace'(_192562, _192564))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_192562, _192564))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _65014), _192538, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(_65014)
   Fail: (196) [system] atomic(_65014)
   Call: (196) [system] atom_chars(_65014, ['O', r, 'L', i, n, k])
   Exit: (196) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (195) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _201938)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _203796)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _211534)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _214238)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _229316)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _234886)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _236744)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _250898)
   Exit: (195) [system] get_char((0x55798e5fad60), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _234886)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _268540)
   Call: (197) [system] peek_char((0x55798e5fad60), _269474)
   Exit: (197) [system] peek_char((0x55798e5fad60), p)
^  Call: (197) [user] is_delimiter(p)
   Call: (198) [system] char_type(p, space)
   Fail: (198) [system] char_type(p, space)
   Call: (198) [system] arg(_274194, v('(', ')', end_of_file), p)
   Fail: (198) [system] arg(_275126, v('(', ')', end_of_file), p)
^  Fail: (197) [user] is_delimiter(p)
   Call: (197) [system] ')'==p
   Fail: (197) [system] ')'==p
   Call: (197) [system] get_char((0x55798e5fad60), p)
   Exit: (197) [system] get_char((0x55798e5fad60), p)
   Call: (197) [system] p=(\)
   Fail: (197) [system] p=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _282476)
   Call: (198) [system] peek_char((0x55798e5fad60), _283410)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _282476=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (197) [system] _268540=[p]
   Exit: (197) [system] [p]=[p]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [p])
^  Call: (196) [user] classify_and_convert_charseq($, [p], _234886)
   Call: (197) [system] atom_chars(_295488, ['_', p])
   Exit: (197) [system] atom_chars('_p', ['_', p])
^  Exit: (196) [user] classify_and_convert_charseq($, [p], _p)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _p)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), _p)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _300152)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _302010)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _309748)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _312452)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _327530)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _333100)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _334958)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _349112)
   Exit: (196) [system] get_char((0x55798e5fad60), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _333100)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _366754)
   Call: (198) [system] peek_char((0x55798e5fad60), _367688)
   Exit: (198) [system] peek_char((0x55798e5fad60), q)
^  Call: (198) [user] is_delimiter(q)
   Call: (199) [system] char_type(q, space)
   Fail: (199) [system] char_type(q, space)
   Call: (199) [system] arg(_372408, v('(', ')', end_of_file), q)
   Fail: (199) [system] arg(_373340, v('(', ')', end_of_file), q)
^  Fail: (198) [user] is_delimiter(q)
   Call: (198) [system] ')'==q
   Fail: (198) [system] ')'==q
   Call: (198) [system] get_char((0x55798e5fad60), q)
   Exit: (198) [system] get_char((0x55798e5fad60), q)
   Call: (198) [system] q=(\)
   Fail: (198) [system] q=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _380690)
   Call: (199) [system] peek_char((0x55798e5fad60), _381624)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_386344, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _380690=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (198) [system] _366754=[q]
   Exit: (198) [system] [q]=[q]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [q])
^  Call: (197) [user] classify_and_convert_charseq($, [q], _333100)
   Call: (198) [system] atom_chars(_395574, ['_', q])
   Exit: (198) [system] atom_chars('_q', ['_', q])
^  Exit: (197) [user] classify_and_convert_charseq($, [q], _q)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _q)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), _q)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _400238)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _402096)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _416250)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _420040)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _400238=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _300152=[_q]
   Exit: (195) [system] [_q]=[_q]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [_q])
   Call: (194) [system] _201938=[_p, _q]
   Exit: (194) [system] [_p, _q]=[_p, _q]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [_p, _q])
   Call: (193) [system] _23708=['OrLink', _p, _q]
   Exit: (193) [system] ['OrLink', _p, _q]=['OrLink', _p, _q]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), ['OrLink', _p, _q])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', _p, _q])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _433922)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _435780)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _443518)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _446222)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _461300)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _466870)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _468728)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _482882)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _466870)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _488452)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'N')
   Call: (195) [system] 'N'=(;)
   Fail: (195) [system] 'N'=(;)
^  Call: (195) [user] is_like_space('N')
   Call: (196) [system] char_type('N', 'white')
   Fail: (196) [system] char_type('N', 'white')
   Call: (196) [system] char_type('N', end_of_line)
   Fail: (196) [system] char_type('N', end_of_line)
   Call: (196) [system] char_type('N', space)
   Fail: (196) [system] char_type('N', space)
   Call: (196) [system] char_type('N', cntrl)
   Fail: (196) [system] char_type('N', cntrl)
^  Fail: (195) [user] is_like_space('N')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _502606)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'N')
   Call: (194) [system] 'N'=')'
   Fail: (194) [system] 'N'=')'
   Call: (194) [system] 'N'=end_of_file
   Fail: (194) [system] 'N'=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _508176)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _510034)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'N')
   Call: (196) [system] 'N'=(;)
   Fail: (196) [system] 'N'=(;)
^  Call: (196) [user] is_like_space('N')
   Call: (197) [system] char_type('N', 'white')
   Fail: (197) [system] char_type('N', 'white')
   Call: (197) [system] char_type('N', end_of_line)
   Fail: (197) [system] char_type('N', end_of_line)
   Call: (197) [system] char_type('N', space)
   Fail: (197) [system] char_type('N', space)
   Call: (197) [system] char_type('N', cntrl)
   Fail: (197) [system] char_type('N', cntrl)
^  Fail: (196) [user] is_like_space('N')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _524188)
   Exit: (195) [system] get_char((0x55798e5fad60), 'N')
   Call: (195) [system] 'N'='('
   Fail: (195) [system] 'N'='('
   Call: (195) [system] 'N'='['
   Fail: (195) [system] 'N'='['
   Call: (195) [system] 'N'='{'
   Fail: (195) [system] 'N'='{'
   Call: (195) [system] 'N'='"'
   Fail: (195) [system] 'N'='"'
   Call: (195) [system] 'N'=!
   Fail: (195) [system] 'N'=!
   Call: (195) [system] 'N'='\''
   Fail: (195) [system] 'N'='\''
   Call: (195) [system] 'N'='`'
   Fail: (195) [system] 'N'='`'
   Call: (195) [system] 'N'=end_of_file
   Fail: (195) [system] 'N'=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), 'N', _508176)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _541830)
   Call: (197) [system] peek_char((0x55798e5fad60), _542764)
   Exit: (197) [system] peek_char((0x55798e5fad60), o)
^  Call: (197) [user] is_delimiter(o)
   Call: (198) [system] char_type(o, space)
   Fail: (198) [system] char_type(o, space)
   Call: (198) [system] arg(_547484, v('(', ')', end_of_file), o)
   Fail: (198) [system] arg(_548416, v('(', ')', end_of_file), o)
^  Fail: (197) [user] is_delimiter(o)
   Call: (197) [system] ')'==o
   Fail: (197) [system] ')'==o
   Call: (197) [system] get_char((0x55798e5fad60), o)
   Exit: (197) [system] get_char((0x55798e5fad60), o)
   Call: (197) [system] o=(\)
   Fail: (197) [system] o=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _555766)
   Call: (198) [system] peek_char((0x55798e5fad60), _556700)
   Exit: (198) [system] peek_char((0x55798e5fad60), t)
^  Call: (198) [user] is_delimiter(t)
   Call: (199) [system] char_type(t, space)
   Fail: (199) [system] char_type(t, space)
   Call: (199) [system] arg(_561420, v('(', ')', end_of_file), t)
   Fail: (199) [system] arg(_562352, v('(', ')', end_of_file), t)
^  Fail: (198) [user] is_delimiter(t)
   Call: (198) [system] ')'==t
   Fail: (198) [system] ')'==t
   Call: (198) [system] get_char((0x55798e5fad60), t)
   Exit: (198) [system] get_char((0x55798e5fad60), t)
   Call: (198) [system] t=(\)
   Fail: (198) [system] t=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _569702)
   Call: (199) [system] peek_char((0x55798e5fad60), _570636)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (199) [user] is_delimiter('L')
   Call: (200) [system] char_type('L', space)
   Fail: (200) [system] char_type('L', space)
   Call: (200) [system] arg(_575356, v('(', ')', end_of_file), 'L')
   Fail: (200) [system] arg(_576288, v('(', ')', end_of_file), 'L')
^  Fail: (199) [user] is_delimiter('L')
   Call: (199) [system] ')'=='L'
   Fail: (199) [system] ')'=='L'
   Call: (199) [system] get_char((0x55798e5fad60), 'L')
   Exit: (199) [system] get_char((0x55798e5fad60), 'L')
   Call: (199) [system] 'L'=(\)
   Fail: (199) [system] 'L'=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _583638)
   Call: (200) [system] peek_char((0x55798e5fad60), _584572)
   Exit: (200) [system] peek_char((0x55798e5fad60), i)
^  Call: (200) [user] is_delimiter(i)
   Call: (201) [system] char_type(i, space)
   Fail: (201) [system] char_type(i, space)
   Call: (201) [system] arg(_589292, v('(', ')', end_of_file), i)
   Fail: (201) [system] arg(_590224, v('(', ')', end_of_file), i)
^  Fail: (200) [user] is_delimiter(i)
   Call: (200) [system] ')'==i
   Fail: (200) [system] ')'==i
   Call: (200) [system] get_char((0x55798e5fad60), i)
   Exit: (200) [system] get_char((0x55798e5fad60), i)
   Call: (200) [system] i=(\)
   Fail: (200) [system] i=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _597574)
   Call: (201) [system] peek_char((0x55798e5fad60), _598508)
   Exit: (201) [system] peek_char((0x55798e5fad60), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_603228, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_604160, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55798e5fad60), n)
   Exit: (201) [system] get_char((0x55798e5fad60), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _611510)
   Call: (202) [system] peek_char((0x55798e5fad60), _612444)
   Exit: (202) [system] peek_char((0x55798e5fad60), k)
^  Call: (202) [user] is_delimiter(k)
   Call: (203) [system] char_type(k, space)
   Fail: (203) [system] char_type(k, space)
   Call: (203) [system] arg(_617164, v('(', ')', end_of_file), k)
   Fail: (203) [system] arg(_618096, v('(', ')', end_of_file), k)
^  Fail: (202) [user] is_delimiter(k)
   Call: (202) [system] ')'==k
   Fail: (202) [system] ')'==k
   Call: (202) [system] get_char((0x55798e5fad60), k)
   Exit: (202) [system] get_char((0x55798e5fad60), k)
   Call: (202) [system] k=(\)
   Fail: (202) [system] k=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _625446)
   Call: (203) [system] peek_char((0x55798e5fad60), _626380)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _625446=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (202) [system] _611510=[k]
   Exit: (202) [system] [k]=[k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (201) [system] _597574=[n, k]
   Exit: (201) [system] [n, k]=[n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (200) [system] _583638=[i, n, k]
   Exit: (200) [system] [i, n, k]=[i, n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (199) [system] _569702=['L', i, n, k]
   Exit: (199) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (198) [system] _555766=[t, 'L', i, n, k]
   Exit: (198) [system] [t, 'L', i, n, k]=[t, 'L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, 'L', i, n, k])
   Call: (197) [system] _541830=[o, t, 'L', i, n, k]
   Exit: (197) [system] [o, t, 'L', i, n, k]=[o, t, 'L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, t, 'L', i, n, k])
^  Call: (196) [user] classify_and_convert_charseq('N', [o, t, 'L', i, n, k], _508176)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_652454, _652456), once(user:catch(read_from_chars(['N', o, t, 'L', i, n, k], _508176), _652430, fail)), '$restore_trace'(_652454, _652456))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_652454, _652456))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['N', o, t, 'L', i, n, k], _508176), _652430, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(_508176)
   Fail: (197) [system] atomic(_508176)
   Call: (197) [system] atom_chars(_508176, ['N', o, t, 'L', i, n, k])
   Exit: (197) [system] atom_chars('NotLink', ['N', o, t, 'L', i, n, k])
^  Exit: (196) [user] classify_and_convert_charseq('N', [o, t, 'L', i, n, k], 'NotLink')
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), 'N', 'NotLink')
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), 'NotLink')
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _661830)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _663688)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _671426)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _674130)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _689208)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _694778)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _696636)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _710790)
   Exit: (196) [system] get_char((0x55798e5fad60), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _694778)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _728432)
   Call: (198) [system] peek_char((0x55798e5fad60), _729366)
   Exit: (198) [system] peek_char((0x55798e5fad60), q)
^  Call: (198) [user] is_delimiter(q)
   Call: (199) [system] char_type(q, space)
   Fail: (199) [system] char_type(q, space)
   Call: (199) [system] arg(_734086, v('(', ')', end_of_file), q)
   Fail: (199) [system] arg(_735018, v('(', ')', end_of_file), q)
^  Fail: (198) [user] is_delimiter(q)
   Call: (198) [system] ')'==q
   Fail: (198) [system] ')'==q
   Call: (198) [system] get_char((0x55798e5fad60), q)
   Exit: (198) [system] get_char((0x55798e5fad60), q)
   Call: (198) [system] q=(\)
   Fail: (198) [system] q=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _742368)
   Call: (199) [system] peek_char((0x55798e5fad60), _743302)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_748022, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _742368=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (198) [system] _728432=[q]
   Exit: (198) [system] [q]=[q]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [q])
^  Call: (197) [user] classify_and_convert_charseq($, [q], _694778)
   Call: (198) [system] atom_chars(_757252, ['_', q])
   Exit: (198) [system] atom_chars('_q', ['_', q])
^  Exit: (197) [user] classify_and_convert_charseq($, [q], _q)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _q)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), _q)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _761916)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _763774)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _777928)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _781718)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _761916=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _661830=[_q]
   Exit: (195) [system] [_q]=[_q]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [_q])
   Call: (194) [system] _466870=['NotLink', _q]
   Exit: (194) [system] ['NotLink', _q]=['NotLink', _q]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), ['NotLink', _q])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), ['NotLink', _q])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _792806)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _794664)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _802402)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _805106)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _820184)
   Exit: (193) [system] peek_char((0x55798e5fad60), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _825754)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _827612)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _841766)
   Exit: (194) [system] get_char((0x55798e5fad60), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _825754)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _859408)
   Call: (196) [system] peek_char((0x55798e5fad60), _860342)
   Exit: (196) [system] peek_char((0x55798e5fad60), p)
^  Call: (196) [user] is_delimiter(p)
   Call: (197) [system] char_type(p, space)
   Fail: (197) [system] char_type(p, space)
   Call: (197) [system] arg(_865062, v('(', ')', end_of_file), p)
   Fail: (197) [system] arg(_865994, v('(', ')', end_of_file), p)
^  Fail: (196) [user] is_delimiter(p)
   Call: (196) [system] ')'==p
   Fail: (196) [system] ')'==p
   Call: (196) [system] get_char((0x55798e5fad60), p)
   Exit: (196) [system] get_char((0x55798e5fad60), p)
   Call: (196) [system] p=(\)
   Fail: (196) [system] p=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _873344)
   Call: (197) [system] peek_char((0x55798e5fad60), _874278)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
^  Call: (197) [user] is_delimiter(')')
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] arg(_878998, v('(', ')', end_of_file), ')')
   Exit: (198) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (197) [user] is_delimiter(')')
   Call: (197) [system] _873344=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (196) [system] _859408=[p]
   Exit: (196) [system] [p]=[p]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [p])
^  Call: (195) [user] classify_and_convert_charseq($, [p], _825754)
   Call: (196) [system] atom_chars(_888228, ['_', p])
   Exit: (196) [system] atom_chars('_p', ['_', p])
^  Exit: (195) [user] classify_and_convert_charseq($, [p], _p)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _p)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), _p)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _892892)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _894750)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _908904)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55798e5fad60), _912694)
   Exit: (194) [system] get_char((0x55798e5fad60), ')')
   Call: (194) [system] _892892=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [])
   Call: (193) [system] _792806=[_p]
   Exit: (193) [system] [_p]=[_p]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [_p])
   Call: (192) [system] _433922=[['NotLink', _q], _p]
   Exit: (192) [system] [['NotLink', _q], _p]=[['NotLink', _q], _p]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [['NotLink', _q], _p])
   Call: (191) [system] _3404=[['OrLink', _p, _q], ['NotLink', _q], _p]
   Exit: (191) [system] [['OrLink', _p, _q], ['NotLink', _q], _p]=[['OrLink', _p, _q], ['NotLink', _q], _p]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [['OrLink', _p, _q], ['NotLink', _q], _p])
   Call: (190) [system] _3396=[->, ['OrLink', _p, _q], ['NotLink', _q], _p]
   Exit: (190) [system] [->, ['OrLink', _p, _q], ['NotLink', _q], _p]=[->, ['OrLink', _p, _q], ['NotLink', _q], _p]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [->, ['OrLink', _p, _q], ['NotLink', _q], _p])
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), [->, ['OrLink', _p, _q], ['NotLink', _q], _p])
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _929370)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _931228)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _945382)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _949172)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _929370=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _3392=[[->, ['OrLink', _p, _q], ['NotLink', _q], _p]]
   Exit: (188) [system] [[->, ['OrLink', _p, _q], ['NotLink', _q], _p]]=[[->, ['OrLink', _p, _q], ['NotLink', _q], _p]]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [[->, ['OrLink', _p, _q], ['NotLink', _q], _p]])
   Call: (187) [system] _3386=['DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]
   Exit: (187) [system] ['DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]=['DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), ['DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]])
   Call: (186) [system] _3378=[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]
   Exit: (186) [system] [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]=[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _963054)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _964912)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _979066)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _982856)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _963054=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _3374=[[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]
   Exit: (184) [system] [[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]=[[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [[:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]])
   Call: (183) [system] _3362=[[rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]
   Exit: (183) [system] [[rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]=[[rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]])
   Call: (182) [system] _3322=[=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]
   Exit: (182) [system] [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]=[=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]])
^  Call: (179) [user] assertz(metta_file_comment(113, 0, 4596, [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]], '$stream_position'(4596, 113, 0, 4596)))
^  Exit: (179) [user] assertz(metta_file_comment(113, 0, 4596, [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]], '$stream_position'(4596, 113, 0, 4596)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 113, 0, 4596, '$stream_position'(4596, 113, 0, 4596)), read_sexpr((0x55798e5fad60), [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]]), assertz(metta_file_comment(113, 0, 4596, [=, [rb], [:, 'DisjunctiveSyllogism', [->, ['OrLink', _p, _q], ['NotLink', _q], _p]]], '$stream_position'(4596, 113, 0, 4596)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1001374, _1001376, _1001378, _1001380, _1001382))
^  Exit: (177) [user] retract(metta_file_comment(54, 0, 1783, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], '$stream_position'(1783, 54, 0, 1783)))
^  Call: (177) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _3084)
^  Call: (178) [user] once(call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1004542))
^  Call: (179) [user] call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1004542)
^  Call: (180) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1004542)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1007358))
^  Call: (182) [user] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1007358))
^  Call: (183) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1007358)
^  Call: (184) [user] once(call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1010158))
^  Call: (185) [user] call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1010158)
^  Call: (186) [user] mfix_vars1([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1010158)
   Call: (187) [system] var([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Call: (187) [system] atom([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]==true
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]==false
   Call: (187) [system] (=)=='['
   Call: (187) [system] (=)=='{'
   Call: (187) [system] is_list([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Exit: (187) [system] is_list([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Call: (187) [lists] lists:last([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1020380)
   Call: (188) [lists] lists:last_([['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [synthesize, _query, _kb, _rb, ['S', _k]], _1020380)
   Call: (189) [lists] lists:last_([], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], _1020380)
   Exit: (189) [lists] lists:last_([], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
   Exit: (188) [lists] lists:last_([['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
   Exit: (187) [lists] lists:last([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
   Call: (187) [system] ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]=='}'
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]==[_1026896, _1026902]
   Call: (187) [system] fail
   Call: (187) [system] is_list([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Exit: (187) [system] is_list([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Call: (187) [user] apply:maplist(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1010158)
   Call: (188) [apply] apply:maplist_([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1010158, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(=, _1032476)
   Call: (190) [system] var(=)
   Call: (190) [system] atom(=)
   Exit: (190) [system] atom(=)
^  Call: (190) [user] symbol_concat($, _1036184, =)
   Call: (191) [system] atom_concat($, _1036184, =)
   Fail: (191) [system] atom_concat($, _1036184, =)
^  Fail: (190) [user] symbol_concat($, _1036184, =)
   Call: (190) [system] (=)==true
   Call: (190) [system] (=)==false
   Call: (190) [system] (=)==[_1041772, _1041778]
   Call: (190) [system] is_list(=)
   Call: (190) [system] string(=)
   Call: (190) [system] compound(=)
^  Call: (190) [user] symbol(=)
   Call: (191) [system] atom(=)
   Exit: (191) [system] atom(=)
^  Exit: (190) [user] symbol(=)
^  Exit: (189) [user] mfix_vars1(=, =)
   Call: (189) [apply] apply:maplist_([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1032478, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1([synthesize, _query, _kb, _rb, ['S', _k]], _1051040)
   Call: (191) [system] var([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (191) [system] atom([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==true
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==false
   Call: (191) [system] synthesize=='['
   Call: (191) [system] synthesize=='{'
   Call: (191) [system] is_list([_query, _kb, _rb, ['S', _k]])
   Exit: (191) [system] is_list([_query, _kb, _rb, ['S', _k]])
   Call: (191) [lists] lists:last([_query, _kb, _rb, ['S', _k]], _1059384)
   Call: (192) [lists] lists:last_([_kb, _rb, ['S', _k]], _query, _1059384)
   Call: (193) [lists] lists:last_([_rb, ['S', _k]], _kb, _1059384)
   Call: (194) [lists] lists:last_([['S', _k]], _rb, _1059384)
   Call: (195) [lists] lists:last_([], ['S', _k], _1059384)
   Exit: (195) [lists] lists:last_([], ['S', _k], ['S', _k])
   Exit: (194) [lists] lists:last_([['S', _k]], _rb, ['S', _k])
   Exit: (193) [lists] lists:last_([_rb, ['S', _k]], _kb, ['S', _k])
   Exit: (192) [lists] lists:last_([_kb, _rb, ['S', _k]], _query, ['S', _k])
   Exit: (191) [lists] lists:last([_query, _kb, _rb, ['S', _k]], ['S', _k])
   Call: (191) [system] ['S', _k]=='}'
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==[_1069628, _1069634]
   Call: (191) [system] fail
   Call: (191) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (191) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (191) [user] apply:maplist(mfix_vars1, [synthesize, _query, _kb, _rb, ['S', _k]], _1051040)
   Call: (192) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], _1051040, user:mfix_vars1)
^  Call: (193) [user] mfix_vars1(synthesize, _1075208)
   Call: (194) [system] var(synthesize)
   Call: (194) [system] atom(synthesize)
   Exit: (194) [system] atom(synthesize)
^  Call: (194) [user] symbol_concat($, _1078916, synthesize)
   Call: (195) [system] atom_concat($, _1078916, synthesize)
   Fail: (195) [system] atom_concat($, _1078916, synthesize)
^  Fail: (194) [user] symbol_concat($, _1078916, synthesize)
   Call: (194) [system] synthesize==true
   Call: (194) [system] synthesize==false
   Call: (194) [system] synthesize==[_1084504, _1084510]
   Call: (194) [system] is_list(synthesize)
   Call: (194) [system] string(synthesize)
   Call: (194) [system] compound(synthesize)
^  Call: (194) [user] symbol(synthesize)
   Call: (195) [system] atom(synthesize)
   Exit: (195) [system] atom(synthesize)
^  Exit: (194) [user] symbol(synthesize)
^  Exit: (193) [user] mfix_vars1(synthesize, synthesize)
   Call: (193) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], _1075210, user:mfix_vars1)
^  Call: (194) [user] mfix_vars1(_query, _1093772)
   Call: (195) [system] var(_query)
   Call: (195) [system] atom(_query)
   Call: (195) [system] _query==true
   Call: (195) [system] _query==false
   Call: (195) [system] _query==[_1098414, _1098420]
   Call: (195) [system] is_list(_query)
   Call: (195) [system] string(_query)
   Call: (195) [system] compound(_query)
   Exit: (195) [system] compound(_query)
   Call: (195) [system] compound_name_arguments(_query, _1103048, _1103050)
   Exit: (195) [system] compound_name_arguments(_query, '$VAR', ['_query'])
   Call: (195) [system] '$VAR'\=='$VAR'
^  Exit: (183) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1108642))
^  Call: (182) [user] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1108642))
^  Call: (183) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1108642)
^  Call: (184) [user] once(call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1111442))
^  Call: (185) [user] call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1111442)
^  Call: (186) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1111442)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (185) [system] call(user:cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (184) [system] once(user:call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
   Call: (184) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1004542))
^  Call: (182) [user] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1004542))
^  Call: (183) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1004542)
^  Call: (184) [user] once(call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1125400))
^  Call: (185) [user] call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1125400)
^  Call: (186) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1125400)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (185) [system] call(user:cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (184) [system] once(user:call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
   Call: (184) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
^  Exit: (180) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (179) [system] call(user:untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (178) [system] once(user:call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
   Call: (178) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]
^  Exit: (177) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (171) [user] read_sform((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]))
   Call: (169) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]==end_of_file
   Fail: (169) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]), 112]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], me_synthesize_1726263785_9357412, 112)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]), 112]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263797.5001762)
   Call: (173) [system] arg(1, t(1726263795.049033), _3148)
   Exit: (173) [system] arg(1, t(1726263795.049033), 1726263795.049033)
   Call: (173) [system] _3158 is 1726263797.5001762-1726263795.049033
   Exit: (173) [system] 2.451143264770508 is 1726263797.5001762-1726263795.049033
   Call: (173) [system] 2.451143264770508>4
   Fail: (173) [system] 2.451143264770508>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]), 112]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 20)
   Call: (175) [system] atom(20+1)
   Call: (175) [system] set_flag(translated_forms, 21)
   Exit: (175) [system] set_flag(translated_forms, 21)
   Exit: (174) [$syspreds] update_flag(translated_forms, 20, 20+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 20, 20+1))
   Exit: (171) [$syspreds] flag(translated_forms, 20, 20+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], me_synthesize_1726263785_9357412, 112)
^  Call: (172) [user] s2t_iz(me_synthesize_1726263785_9357412, _1176870, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1176872)
   Call: (173) [system] (=)==(:)
^  Call: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1176872)
   Call: (174) [system] compound([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Exit: (174) [system] compound([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Call: (174) [user] s2t(=, _1181522)
   Call: (175) [system] compound(=)
   Call: (175) [system] (=)=_1181522
   Exit: (175) [system] (=)=(=)
^  Exit: (174) [user] s2t(=, =)
^  Call: (174) [user] s2tl([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1181524)
   Call: (175) [system] compound([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Exit: (175) [system] compound([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Call: (175) [user] s2t([synthesize, _query, _kb, _rb, ['S', _k]], _1188940)
   Call: (176) [system] compound([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (176) [system] compound([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (176) [system] synthesize==(->)
   Call: (176) [system] synthesize=='Cons'
   Call: (176) [system] synthesize==(=)
   Call: (176) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (176) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (176) [user] apply:maplist(s2t, [synthesize, _query, _kb, _rb, ['S', _k]], _1196352)
   Call: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], _1196352, user:s2t)
^  Call: (178) [user] s2t(synthesize, _1198232)
   Call: (179) [system] compound(synthesize)
   Call: (179) [system] synthesize=_1198232
   Exit: (179) [system] synthesize=synthesize
^  Exit: (178) [user] s2t(synthesize, synthesize)
   Call: (178) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], _1198234, user:s2t)
^  Call: (179) [user] s2t(_query, _1203806)
   Call: (180) [system] compound(_query)
   Exit: (180) [system] compound(_query)
   Call: (180) [system] is_list(_query)
^  Call: (180) [user] s2tl(_query, _1203806)
   Call: (181) [system] compound(_query)
   Exit: (181) [system] compound(_query)
^  Exit: (180) [user] s2tl(_query, _query)
^  Exit: (179) [user] s2t(_query, _query)
   Call: (179) [apply] apply:maplist_([_kb, _rb, ['S', _k]], _1203808, user:s2t)
^  Call: (180) [user] s2t(_kb, _1213076)
   Call: (181) [system] compound(_kb)
   Exit: (181) [system] compound(_kb)
   Call: (181) [system] is_list(_kb)
^  Call: (181) [user] s2tl(_kb, _1213076)
   Call: (182) [system] compound(_kb)
   Exit: (182) [system] compound(_kb)
^  Exit: (181) [user] s2tl(_kb, _kb)
^  Exit: (180) [user] s2t(_kb, _kb)
   Call: (180) [apply] apply:maplist_([_rb, ['S', _k]], _1213078, user:s2t)
^  Call: (181) [user] s2t(_rb, _1222346)
   Call: (182) [system] compound(_rb)
   Exit: (182) [system] compound(_rb)
   Call: (182) [system] is_list(_rb)
^  Call: (182) [user] s2tl(_rb, _1222346)
   Call: (183) [system] compound(_rb)
   Exit: (183) [system] compound(_rb)
^  Exit: (182) [user] s2tl(_rb, _rb)
^  Exit: (181) [user] s2t(_rb, _rb)
   Call: (181) [apply] apply:maplist_([['S', _k]], _1222348, user:s2t)
^  Call: (182) [user] s2t(['S', _k], _1231616)
   Call: (183) [system] compound(['S', _k])
   Exit: (183) [system] compound(['S', _k])
   Call: (183) [system] 'S'==(->)
   Call: (183) [system] 'S'=='Cons'
   Call: (183) [system] 'S'==(=)
   Call: (183) [system] is_list(['S', _k])
   Exit: (183) [system] is_list(['S', _k])
^  Call: (183) [user] apply:maplist(s2t, ['S', _k], _1239028)
   Call: (184) [apply] apply:maplist_(['S', _k], _1239028, user:s2t)
^  Call: (185) [user] s2t('S', _1240908)
   Call: (186) [system] compound('S')
   Call: (186) [system] 'S'=_1240908
   Exit: (186) [system] 'S'='S'
^  Exit: (185) [user] s2t('S', 'S')
   Call: (185) [apply] apply:maplist_([_k], _1240910, user:s2t)
^  Call: (186) [user] s2t(_k, _1246482)
   Call: (187) [system] compound(_k)
   Exit: (187) [system] compound(_k)
   Call: (187) [system] is_list(_k)
^  Call: (187) [user] s2tl(_k, _1246482)
   Call: (188) [system] compound(_k)
   Exit: (188) [system] compound(_k)
^  Exit: (187) [user] s2tl(_k, _k)
^  Exit: (186) [user] s2t(_k, _k)
   Call: (186) [apply] apply:maplist_([], _1246484, user:s2t)
   Exit: (186) [apply] apply:maplist_([], [], user:s2t)
   Exit: (185) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (184) [apply] apply:maplist_(['S', _k], ['S', _k], user:s2t)
^  Exit: (183) [apply] apply:maplist(user:s2t, ['S', _k], ['S', _k])
   Call: (183) [system] compound_name_arguments(_1231616, t, ['S', _k])
   Exit: (183) [system] compound_name_arguments(t('S', _k), t, ['S', _k])
^  Exit: (182) [user] s2t(['S', _k], t('S', _k))
   Call: (182) [apply] apply:maplist_([], _1231618, user:s2t)
   Exit: (182) [apply] apply:maplist_([], [], user:s2t)
   Exit: (181) [apply] apply:maplist_([['S', _k]], [t('S', _k)], user:s2t)
   Exit: (180) [apply] apply:maplist_([_rb, ['S', _k]], [_rb, t('S', _k)], user:s2t)
   Exit: (179) [apply] apply:maplist_([_kb, _rb, ['S', _k]], [_kb, _rb, t('S', _k)], user:s2t)
   Exit: (178) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], [_query, _kb, _rb, t('S', _k)], user:s2t)
   Exit: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], [synthesize, _query, _kb, _rb, t('S', _k)], user:s2t)
^  Exit: (176) [apply] apply:maplist(user:s2t, [synthesize, _query, _kb, _rb, ['S', _k]], [synthesize, _query, _kb, _rb, t('S', _k)])
   Call: (176) [system] compound_name_arguments(_1188940, t, [synthesize, _query, _kb, _rb, t('S', _k)])
   Exit: (176) [system] compound_name_arguments(t(synthesize, _query, _kb, _rb, t('S', _k)), t, [synthesize, _query, _kb, _rb, t('S', _k)])
^  Exit: (175) [user] s2t([synthesize, _query, _kb, _rb, ['S', _k]], t(synthesize, _query, _kb, _rb, t('S', _k)))
^  Call: (175) [user] s2tl([['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], _1188942)
   Call: (176) [system] compound([['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
   Exit: (176) [system] compound([['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]])
^  Call: (176) [user] s2t(['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], _1275326)
   Call: (177) [system] compound(['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
   Exit: (177) [system] compound(['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
   Call: (177) [system] 'let*'==(->)
   Call: (177) [system] 'let*'=='Cons'
   Call: (177) [system] 'let*'==(=)
   Call: (177) [system] is_list(['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
   Exit: (177) [system] is_list(['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query])
^  Call: (177) [user] apply:maplist(s2t, ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], _1282738)
   Call: (178) [apply] apply:maplist_(['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], _1282738, user:s2t)
^  Call: (179) [user] s2t('let*', _1284618)
   Call: (180) [system] compound('let*')
   Call: (180) [system] 'let*'=_1284618
   Exit: (180) [system] 'let*'='let*'
^  Exit: (179) [user] s2t('let*', 'let*')
   Call: (179) [apply] apply:maplist_([[[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], _1284620, user:s2t)
^  Call: (180) [user] s2t([[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _1290192)
   Call: (181) [system] compound([[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]])
   Exit: (181) [system] compound([[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]])
   Call: (181) [system] [[:, _ructor, [->, _premise, _conclusion]], [_rb]]==(->)
   Call: (181) [system] [[:, _ructor, [->, _premise, _conclusion]], [_rb]]=='Cons'
   Call: (181) [system] [[:, _ructor, [->, _premise, _conclusion]], [_rb]]==(=)
   Call: (181) [system] is_list([[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]])
   Exit: (181) [system] is_list([[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]])
^  Call: (181) [user] apply:maplist(s2t, [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _1297604)
   Call: (182) [apply] apply:maplist_([[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _1297604, user:s2t)
^  Call: (183) [user] s2t([[:, _ructor, [->, _premise, _conclusion]], [_rb]], _1299484)
   Call: (184) [system] compound([[:, _ructor, [->, _premise, _conclusion]], [_rb]])
   Exit: (184) [system] compound([[:, _ructor, [->, _premise, _conclusion]], [_rb]])
   Call: (184) [system] [:, _ructor, [->, _premise, _conclusion]]==(->)
   Call: (184) [system] [:, _ructor, [->, _premise, _conclusion]]=='Cons'
   Call: (184) [system] [:, _ructor, [->, _premise, _conclusion]]==(=)
   Call: (184) [system] is_list([[:, _ructor, [->, _premise, _conclusion]], [_rb]])
   Exit: (184) [system] is_list([[:, _ructor, [->, _premise, _conclusion]], [_rb]])
^  Call: (184) [user] apply:maplist(s2t, [[:, _ructor, [->, _premise, _conclusion]], [_rb]], _1306896)
   Call: (185) [apply] apply:maplist_([[:, _ructor, [->, _premise, _conclusion]], [_rb]], _1306896, user:s2t)
^  Call: (186) [user] s2t([:, _ructor, [->, _premise, _conclusion]], _1308776)
   Call: (187) [system] compound([:, _ructor, [->, _premise, _conclusion]])
   Exit: (187) [system] compound([:, _ructor, [->, _premise, _conclusion]])
   Call: (187) [system] (:)==(->)
   Call: (187) [system] (:)=='Cons'
   Call: (187) [system] (:)==(=)
   Call: (187) [system] is_list([:, _ructor, [->, _premise, _conclusion]])
   Exit: (187) [system] is_list([:, _ructor, [->, _premise, _conclusion]])
^  Call: (187) [user] apply:maplist(s2t, [:, _ructor, [->, _premise, _conclusion]], _1316188)
   Call: (188) [apply] apply:maplist_([:, _ructor, [->, _premise, _conclusion]], _1316188, user:s2t)
^  Call: (189) [user] s2t(:, _1318068)
   Call: (190) [system] compound(:)
   Call: (190) [system] (:)=_1318068
   Exit: (190) [system] (:)=(:)
^  Exit: (189) [user] s2t(:, :)
   Call: (189) [apply] apply:maplist_([_ructor, [->, _premise, _conclusion]], _1318070, user:s2t)
^  Call: (190) [user] s2t(_ructor, _1323642)
   Call: (191) [system] compound(_ructor)
   Exit: (191) [system] compound(_ructor)
   Call: (191) [system] is_list(_ructor)
^  Call: (191) [user] s2tl(_ructor, _1323642)
   Call: (192) [system] compound(_ructor)
   Exit: (192) [system] compound(_ructor)
^  Exit: (191) [user] s2tl(_ructor, _ructor)
^  Exit: (190) [user] s2t(_ructor, _ructor)
   Call: (190) [apply] apply:maplist_([[->, _premise, _conclusion]], _1323644, user:s2t)
^  Call: (191) [user] s2t([->, _premise, _conclusion], _1332912)
   Call: (192) [system] compound([->, _premise, _conclusion])
   Exit: (192) [system] compound([->, _premise, _conclusion])
   Call: (192) [system] (->)==(->)
   Exit: (192) [system] (->)==(->)
^  Call: (192) [user] s2tl([_premise, _conclusion], _1337548)
   Call: (193) [system] compound([_premise, _conclusion])
   Exit: (193) [system] compound([_premise, _conclusion])
^  Call: (193) [user] s2t(_premise, _1340328)
   Call: (194) [system] compound(_premise)
   Exit: (194) [system] compound(_premise)
   Call: (194) [system] is_list(_premise)
^  Call: (194) [user] s2tl(_premise, _1340328)
   Call: (195) [system] compound(_premise)
   Exit: (195) [system] compound(_premise)
^  Exit: (194) [user] s2tl(_premise, _premise)
^  Exit: (193) [user] s2t(_premise, _premise)
^  Call: (193) [user] s2tl([_conclusion], _1340330)
   Call: (194) [system] compound([_conclusion])
   Exit: (194) [system] compound([_conclusion])
^  Call: (194) [user] s2t(_conclusion, _1351442)
   Call: (195) [system] compound(_conclusion)
   Exit: (195) [system] compound(_conclusion)
   Call: (195) [system] is_list(_conclusion)
^  Call: (195) [user] s2tl(_conclusion, _1351442)
   Call: (196) [system] compound(_conclusion)
   Exit: (196) [system] compound(_conclusion)
^  Exit: (195) [user] s2tl(_conclusion, _conclusion)
^  Exit: (194) [user] s2t(_conclusion, _conclusion)
^  Call: (194) [user] s2tl([], _1351444)
   Call: (195) [system] compound([])
   Call: (195) [system] []=_1351444
   Exit: (195) [system] []=[]
^  Exit: (194) [user] s2tl([], [])
^  Exit: (193) [user] s2tl([_conclusion], [_conclusion])
^  Exit: (192) [user] s2tl([_premise, _conclusion], [_premise, _conclusion])
   Call: (192) [system] _1332912=..[->, [_premise, _conclusion]]
   Exit: (192) [system] ->([_premise, _conclusion])=..[->, [_premise, _conclusion]]
^  Exit: (191) [user] s2t([->, _premise, _conclusion], ->([_premise, _conclusion]))
   Call: (191) [apply] apply:maplist_([], _1332914, user:s2t)
   Exit: (191) [apply] apply:maplist_([], [], user:s2t)
   Exit: (190) [apply] apply:maplist_([[->, _premise, _conclusion]], [->([_premise, _conclusion])], user:s2t)
   Exit: (189) [apply] apply:maplist_([_ructor, [->, _premise, _conclusion]], [_ructor, ->([_premise, _conclusion])], user:s2t)
   Exit: (188) [apply] apply:maplist_([:, _ructor, [->, _premise, _conclusion]], [:, _ructor, ->([_premise, _conclusion])], user:s2t)
^  Exit: (187) [apply] apply:maplist(user:s2t, [:, _ructor, [->, _premise, _conclusion]], [:, _ructor, ->([_premise, _conclusion])])
   Call: (187) [system] compound_name_arguments(_1308776, t, [:, _ructor, ->([_premise, _conclusion])])
   Exit: (187) [system] compound_name_arguments(t(:, _ructor, ->([_premise, _conclusion])), t, [:, _ructor, ->([_premise, _conclusion])])
^  Exit: (186) [user] s2t([:, _ructor, [->, _premise, _conclusion]], t(:, _ructor, ->([_premise, _conclusion])))
   Call: (186) [apply] apply:maplist_([[_rb]], _1308778, user:s2t)
^  Call: (187) [user] s2t([_rb], _1378402)
   Call: (188) [system] compound([_rb])
   Exit: (188) [system] compound([_rb])
   Call: (188) [system] _rb==(->)
   Call: (188) [system] _rb=='Cons'
   Call: (188) [system] _rb==(=)
   Call: (188) [system] is_list([_rb])
   Exit: (188) [system] is_list([_rb])
^  Call: (188) [user] apply:maplist(s2t, [_rb], _1385814)
   Call: (189) [apply] apply:maplist_([_rb], _1385814, user:s2t)
^  Call: (190) [user] s2t(_rb, _1387694)
   Call: (191) [system] compound(_rb)
   Exit: (191) [system] compound(_rb)
   Call: (191) [system] is_list(_rb)
^  Call: (191) [user] s2tl(_rb, _1387694)
   Call: (192) [system] compound(_rb)
   Exit: (192) [system] compound(_rb)
^  Exit: (191) [user] s2tl(_rb, _rb)
^  Exit: (190) [user] s2t(_rb, _rb)
   Call: (190) [apply] apply:maplist_([], _1387696, user:s2t)
   Exit: (190) [apply] apply:maplist_([], [], user:s2t)
   Exit: (189) [apply] apply:maplist_([_rb], [_rb], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [_rb], [_rb])
   Call: (188) [system] compound_name_arguments(_1378402, t, [_rb])
   Exit: (188) [system] compound_name_arguments(t(_rb), t, [_rb])
^  Exit: (187) [user] s2t([_rb], t(_rb))
   Call: (187) [apply] apply:maplist_([], _1378404, user:s2t)
   Exit: (187) [apply] apply:maplist_([], [], user:s2t)
   Exit: (186) [apply] apply:maplist_([[_rb]], [t(_rb)], user:s2t)
   Exit: (185) [apply] apply:maplist_([[:, _ructor, [->, _premise, _conclusion]], [_rb]], [t(:, _ructor, ->([_premise, _conclusion])), t(_rb)], user:s2t)
^  Exit: (184) [apply] apply:maplist(user:s2t, [[:, _ructor, [->, _premise, _conclusion]], [_rb]], [t(:, _ructor, ->([_premise, _conclusion])), t(_rb)])
   Call: (184) [system] compound_name_arguments(_1299484, t, [t(:, _ructor, ->([_premise, _conclusion])), t(_rb)])
   Exit: (184) [system] compound_name_arguments(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t, [t(:, _ructor, ->([_premise, _conclusion])), t(_rb)])
^  Exit: (183) [user] s2t([[:, _ructor, [->, _premise, _conclusion]], [_rb]], t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)))
   Call: (183) [apply] apply:maplist_([[[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _1299486, user:s2t)
^  Call: (184) [user] s2t([[:, [_ructor, _proof], _conclusion], _query], _1410958)
   Call: (185) [system] compound([[:, [_ructor, _proof], _conclusion], _query])
   Exit: (185) [system] compound([[:, [_ructor, _proof], _conclusion], _query])
   Call: (185) [system] [:, [_ructor, _proof], _conclusion]==(->)
   Call: (185) [system] [:, [_ructor, _proof], _conclusion]=='Cons'
   Call: (185) [system] [:, [_ructor, _proof], _conclusion]==(=)
   Call: (185) [system] is_list([[:, [_ructor, _proof], _conclusion], _query])
   Exit: (185) [system] is_list([[:, [_ructor, _proof], _conclusion], _query])
^  Call: (185) [user] apply:maplist(s2t, [[:, [_ructor, _proof], _conclusion], _query], _1418370)
   Call: (186) [apply] apply:maplist_([[:, [_ructor, _proof], _conclusion], _query], _1418370, user:s2t)
^  Call: (187) [user] s2t([:, [_ructor, _proof], _conclusion], _1420250)
   Call: (188) [system] compound([:, [_ructor, _proof], _conclusion])
   Exit: (188) [system] compound([:, [_ructor, _proof], _conclusion])
   Call: (188) [system] (:)==(->)
   Call: (188) [system] (:)=='Cons'
   Call: (188) [system] (:)==(=)
   Call: (188) [system] is_list([:, [_ructor, _proof], _conclusion])
   Exit: (188) [system] is_list([:, [_ructor, _proof], _conclusion])
^  Call: (188) [user] apply:maplist(s2t, [:, [_ructor, _proof], _conclusion], _1427662)
   Call: (189) [apply] apply:maplist_([:, [_ructor, _proof], _conclusion], _1427662, user:s2t)
^  Call: (190) [user] s2t(:, _1429542)
   Call: (191) [system] compound(:)
   Call: (191) [system] (:)=_1429542
   Exit: (191) [system] (:)=(:)
^  Exit: (190) [user] s2t(:, :)
   Call: (190) [apply] apply:maplist_([[_ructor, _proof], _conclusion], _1429544, user:s2t)
^  Call: (191) [user] s2t([_ructor, _proof], _1435116)
   Call: (192) [system] compound([_ructor, _proof])
   Exit: (192) [system] compound([_ructor, _proof])
   Call: (192) [system] _ructor==(->)
   Call: (192) [system] _ructor=='Cons'
   Call: (192) [system] _ructor==(=)
   Call: (192) [system] is_list([_ructor, _proof])
   Exit: (192) [system] is_list([_ructor, _proof])
^  Call: (192) [user] apply:maplist(s2t, [_ructor, _proof], _1442528)
   Call: (193) [apply] apply:maplist_([_ructor, _proof], _1442528, user:s2t)
^  Call: (194) [user] s2t(_ructor, _1444408)
   Call: (195) [system] compound(_ructor)
   Exit: (195) [system] compound(_ructor)
   Call: (195) [system] is_list(_ructor)
^  Call: (195) [user] s2tl(_ructor, _1444408)
   Call: (196) [system] compound(_ructor)
   Exit: (196) [system] compound(_ructor)
^  Exit: (195) [user] s2tl(_ructor, _ructor)
^  Exit: (194) [user] s2t(_ructor, _ructor)
   Call: (194) [apply] apply:maplist_([_proof], _1444410, user:s2t)
^  Call: (195) [user] s2t(_proof, _1453678)
   Call: (196) [system] compound(_proof)
   Exit: (196) [system] compound(_proof)
   Call: (196) [system] is_list(_proof)
^  Call: (196) [user] s2tl(_proof, _1453678)
   Call: (197) [system] compound(_proof)
   Exit: (197) [system] compound(_proof)
^  Exit: (196) [user] s2tl(_proof, _proof)
^  Exit: (195) [user] s2t(_proof, _proof)
   Call: (195) [apply] apply:maplist_([], _1453680, user:s2t)
   Exit: (195) [apply] apply:maplist_([], [], user:s2t)
   Exit: (194) [apply] apply:maplist_([_proof], [_proof], user:s2t)
   Exit: (193) [apply] apply:maplist_([_ructor, _proof], [_ructor, _proof], user:s2t)
^  Exit: (192) [apply] apply:maplist(user:s2t, [_ructor, _proof], [_ructor, _proof])
   Call: (192) [system] compound_name_arguments(_1435116, t, [_ructor, _proof])
   Exit: (192) [system] compound_name_arguments(t(_ructor, _proof), t, [_ructor, _proof])
^  Exit: (191) [user] s2t([_ructor, _proof], t(_ructor, _proof))
   Call: (191) [apply] apply:maplist_([_conclusion], _1435118, user:s2t)
^  Call: (192) [user] s2t(_conclusion, _1470412)
   Call: (193) [system] compound(_conclusion)
   Exit: (193) [system] compound(_conclusion)
   Call: (193) [system] is_list(_conclusion)
^  Call: (193) [user] s2tl(_conclusion, _1470412)
   Call: (194) [system] compound(_conclusion)
   Exit: (194) [system] compound(_conclusion)
^  Exit: (193) [user] s2tl(_conclusion, _conclusion)
^  Exit: (192) [user] s2t(_conclusion, _conclusion)
   Call: (192) [apply] apply:maplist_([], _1470414, user:s2t)
   Exit: (192) [apply] apply:maplist_([], [], user:s2t)
   Exit: (191) [apply] apply:maplist_([_conclusion], [_conclusion], user:s2t)
   Exit: (190) [apply] apply:maplist_([[_ructor, _proof], _conclusion], [t(_ructor, _proof), _conclusion], user:s2t)
   Exit: (189) [apply] apply:maplist_([:, [_ructor, _proof], _conclusion], [:, t(_ructor, _proof), _conclusion], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [:, [_ructor, _proof], _conclusion], [:, t(_ructor, _proof), _conclusion])
   Call: (188) [system] compound_name_arguments(_1420250, t, [:, t(_ructor, _proof), _conclusion])
   Exit: (188) [system] compound_name_arguments(t(:, t(_ructor, _proof), _conclusion), t, [:, t(_ructor, _proof), _conclusion])
^  Exit: (187) [user] s2t([:, [_ructor, _proof], _conclusion], t(:, t(_ructor, _proof), _conclusion))
   Call: (187) [apply] apply:maplist_([_query], _1420252, user:s2t)
^  Call: (188) [user] s2t(_query, _1488080)
   Call: (189) [system] compound(_query)
   Exit: (189) [system] compound(_query)
   Call: (189) [system] is_list(_query)
^  Call: (189) [user] s2tl(_query, _1488080)
   Call: (190) [system] compound(_query)
   Exit: (190) [system] compound(_query)
^  Exit: (189) [user] s2tl(_query, _query)
^  Exit: (188) [user] s2t(_query, _query)
   Call: (188) [apply] apply:maplist_([], _1488082, user:s2t)
   Exit: (188) [apply] apply:maplist_([], [], user:s2t)
   Exit: (187) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (186) [apply] apply:maplist_([[:, [_ructor, _proof], _conclusion], _query], [t(:, t(_ructor, _proof), _conclusion), _query], user:s2t)
^  Exit: (185) [apply] apply:maplist(user:s2t, [[:, [_ructor, _proof], _conclusion], _query], [t(:, t(_ructor, _proof), _conclusion), _query])
   Call: (185) [system] compound_name_arguments(_1410958, t, [t(:, t(_ructor, _proof), _conclusion), _query])
   Exit: (185) [system] compound_name_arguments(t(t(:, t(_ructor, _proof), _conclusion), _query), t, [t(:, t(_ructor, _proof), _conclusion), _query])
^  Exit: (184) [user] s2t([[:, [_ructor, _proof], _conclusion], _query], t(t(:, t(_ructor, _proof), _conclusion), _query))
   Call: (184) [apply] apply:maplist_([[[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _1410960, user:s2t)
^  Call: (185) [user] s2t([[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]], _1504814)
   Call: (186) [system] compound([[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]])
   Exit: (186) [system] compound([[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]])
   Call: (186) [system] [:, _proof, _premise]==(->)
   Call: (186) [system] [:, _proof, _premise]=='Cons'
   Call: (186) [system] [:, _proof, _premise]==(=)
   Call: (186) [system] is_list([[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]])
   Exit: (186) [system] is_list([[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]])
^  Call: (186) [user] apply:maplist(s2t, [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]], _1512226)
   Call: (187) [apply] apply:maplist_([[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]], _1512226, user:s2t)
^  Call: (188) [user] s2t([:, _proof, _premise], _1514106)
   Call: (189) [system] compound([:, _proof, _premise])
   Exit: (189) [system] compound([:, _proof, _premise])
   Call: (189) [system] (:)==(->)
   Call: (189) [system] (:)=='Cons'
   Call: (189) [system] (:)==(=)
   Call: (189) [system] is_list([:, _proof, _premise])
   Exit: (189) [system] is_list([:, _proof, _premise])
^  Call: (189) [user] apply:maplist(s2t, [:, _proof, _premise], _1521518)
   Call: (190) [apply] apply:maplist_([:, _proof, _premise], _1521518, user:s2t)
^  Call: (191) [user] s2t(:, _1523398)
   Call: (192) [system] compound(:)
   Call: (192) [system] (:)=_1523398
   Exit: (192) [system] (:)=(:)
^  Exit: (191) [user] s2t(:, :)
   Call: (191) [apply] apply:maplist_([_proof, _premise], _1523400, user:s2t)
^  Call: (192) [user] s2t(_proof, _1528972)
   Call: (193) [system] compound(_proof)
   Exit: (193) [system] compound(_proof)
   Call: (193) [system] is_list(_proof)
^  Call: (193) [user] s2tl(_proof, _1528972)
   Call: (194) [system] compound(_proof)
   Exit: (194) [system] compound(_proof)
^  Exit: (193) [user] s2tl(_proof, _proof)
^  Exit: (192) [user] s2t(_proof, _proof)
   Call: (192) [apply] apply:maplist_([_premise], _1528974, user:s2t)
^  Call: (193) [user] s2t(_premise, _1538242)
   Call: (194) [system] compound(_premise)
   Exit: (194) [system] compound(_premise)
   Call: (194) [system] is_list(_premise)
^  Call: (194) [user] s2tl(_premise, _1538242)
   Call: (195) [system] compound(_premise)
   Exit: (195) [system] compound(_premise)
^  Exit: (194) [user] s2tl(_premise, _premise)
^  Exit: (193) [user] s2t(_premise, _premise)
   Call: (193) [apply] apply:maplist_([], _1538244, user:s2t)
   Exit: (193) [apply] apply:maplist_([], [], user:s2t)
   Exit: (192) [apply] apply:maplist_([_premise], [_premise], user:s2t)
   Exit: (191) [apply] apply:maplist_([_proof, _premise], [_proof, _premise], user:s2t)
   Exit: (190) [apply] apply:maplist_([:, _proof, _premise], [:, _proof, _premise], user:s2t)
^  Exit: (189) [apply] apply:maplist(user:s2t, [:, _proof, _premise], [:, _proof, _premise])
   Call: (189) [system] compound_name_arguments(_1514106, t, [:, _proof, _premise])
   Exit: (189) [system] compound_name_arguments(t(:, _proof, _premise), t, [:, _proof, _premise])
^  Exit: (188) [user] s2t([:, _proof, _premise], t(:, _proof, _premise))
   Call: (188) [apply] apply:maplist_([[synthesize, [:, _proof, _premise], _kb, _rb, _k]], _1514108, user:s2t)
^  Call: (189) [user] s2t([synthesize, [:, _proof, _premise], _kb, _rb, _k], _1555910)
   Call: (190) [system] compound([synthesize, [:, _proof, _premise], _kb, _rb, _k])
   Exit: (190) [system] compound([synthesize, [:, _proof, _premise], _kb, _rb, _k])
   Call: (190) [system] synthesize==(->)
   Call: (190) [system] synthesize=='Cons'
   Call: (190) [system] synthesize==(=)
   Call: (190) [system] is_list([synthesize, [:, _proof, _premise], _kb, _rb, _k])
   Exit: (190) [system] is_list([synthesize, [:, _proof, _premise], _kb, _rb, _k])
^  Call: (190) [user] apply:maplist(s2t, [synthesize, [:, _proof, _premise], _kb, _rb, _k], _1563322)
   Call: (191) [apply] apply:maplist_([synthesize, [:, _proof, _premise], _kb, _rb, _k], _1563322, user:s2t)
^  Call: (192) [user] s2t(synthesize, _1565202)
   Call: (193) [system] compound(synthesize)
   Call: (193) [system] synthesize=_1565202
   Exit: (193) [system] synthesize=synthesize
^  Exit: (192) [user] s2t(synthesize, synthesize)
   Call: (192) [apply] apply:maplist_([[:, _proof, _premise], _kb, _rb, _k], _1565204, user:s2t)
^  Call: (193) [user] s2t([:, _proof, _premise], _1570776)
   Call: (194) [system] compound([:, _proof, _premise])
   Exit: (194) [system] compound([:, _proof, _premise])
   Call: (194) [system] (:)==(->)
   Call: (194) [system] (:)=='Cons'
   Call: (194) [system] (:)==(=)
   Call: (194) [system] is_list([:, _proof, _premise])
   Exit: (194) [system] is_list([:, _proof, _premise])
^  Call: (194) [user] apply:maplist(s2t, [:, _proof, _premise], _1578188)
   Call: (195) [apply] apply:maplist_([:, _proof, _premise], _1578188, user:s2t)
^  Call: (196) [user] s2t(:, _1580068)
   Call: (197) [system] compound(:)
   Call: (197) [system] (:)=_1580068
   Exit: (197) [system] (:)=(:)
^  Exit: (196) [user] s2t(:, :)
   Call: (196) [apply] apply:maplist_([_proof, _premise], _1580070, user:s2t)
^  Call: (197) [user] s2t(_proof, _1585642)
   Call: (198) [system] compound(_proof)
   Exit: (198) [system] compound(_proof)
   Call: (198) [system] is_list(_proof)
^  Call: (198) [user] s2tl(_proof, _1585642)
   Call: (199) [system] compound(_proof)
   Exit: (199) [system] compound(_proof)
^  Exit: (198) [user] s2tl(_proof, _proof)
^  Exit: (197) [user] s2t(_proof, _proof)
   Call: (197) [apply] apply:maplist_([_premise], _1585644, user:s2t)
^  Call: (198) [user] s2t(_premise, _1594912)
   Call: (199) [system] compound(_premise)
   Exit: (199) [system] compound(_premise)
   Call: (199) [system] is_list(_premise)
^  Call: (199) [user] s2tl(_premise, _1594912)
   Call: (200) [system] compound(_premise)
   Exit: (200) [system] compound(_premise)
^  Exit: (199) [user] s2tl(_premise, _premise)
^  Exit: (198) [user] s2t(_premise, _premise)
   Call: (198) [apply] apply:maplist_([], _1594914, user:s2t)
   Exit: (198) [apply] apply:maplist_([], [], user:s2t)
   Exit: (197) [apply] apply:maplist_([_premise], [_premise], user:s2t)
   Exit: (196) [apply] apply:maplist_([_proof, _premise], [_proof, _premise], user:s2t)
   Exit: (195) [apply] apply:maplist_([:, _proof, _premise], [:, _proof, _premise], user:s2t)
^  Exit: (194) [apply] apply:maplist(user:s2t, [:, _proof, _premise], [:, _proof, _premise])
   Call: (194) [system] compound_name_arguments(_1570776, t, [:, _proof, _premise])
   Exit: (194) [system] compound_name_arguments(t(:, _proof, _premise), t, [:, _proof, _premise])
^  Exit: (193) [user] s2t([:, _proof, _premise], t(:, _proof, _premise))
   Call: (193) [apply] apply:maplist_([_kb, _rb, _k], _1570778, user:s2t)
^  Call: (194) [user] s2t(_kb, _1612580)
   Call: (195) [system] compound(_kb)
   Exit: (195) [system] compound(_kb)
   Call: (195) [system] is_list(_kb)
^  Call: (195) [user] s2tl(_kb, _1612580)
   Call: (196) [system] compound(_kb)
   Exit: (196) [system] compound(_kb)
^  Exit: (195) [user] s2tl(_kb, _kb)
^  Exit: (194) [user] s2t(_kb, _kb)
   Call: (194) [apply] apply:maplist_([_rb, _k], _1612582, user:s2t)
^  Call: (195) [user] s2t(_rb, _1621850)
   Call: (196) [system] compound(_rb)
   Exit: (196) [system] compound(_rb)
   Call: (196) [system] is_list(_rb)
^  Call: (196) [user] s2tl(_rb, _1621850)
   Call: (197) [system] compound(_rb)
   Exit: (197) [system] compound(_rb)
^  Exit: (196) [user] s2tl(_rb, _rb)
^  Exit: (195) [user] s2t(_rb, _rb)
   Call: (195) [apply] apply:maplist_([_k], _1621852, user:s2t)
^  Call: (196) [user] s2t(_k, _1631120)
   Call: (197) [system] compound(_k)
   Exit: (197) [system] compound(_k)
   Call: (197) [system] is_list(_k)
^  Call: (197) [user] s2tl(_k, _1631120)
   Call: (198) [system] compound(_k)
   Exit: (198) [system] compound(_k)
^  Exit: (197) [user] s2tl(_k, _k)
^  Exit: (196) [user] s2t(_k, _k)
   Call: (196) [apply] apply:maplist_([], _1631122, user:s2t)
   Exit: (196) [apply] apply:maplist_([], [], user:s2t)
   Exit: (195) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (194) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (192) [apply] apply:maplist_([[:, _proof, _premise], _kb, _rb, _k], [t(:, _proof, _premise), _kb, _rb, _k], user:s2t)
   Exit: (191) [apply] apply:maplist_([synthesize, [:, _proof, _premise], _kb, _rb, _k], [synthesize, t(:, _proof, _premise), _kb, _rb, _k], user:s2t)
^  Exit: (190) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof, _premise], _kb, _rb, _k], [synthesize, t(:, _proof, _premise), _kb, _rb, _k])
   Call: (190) [system] compound_name_arguments(_1555910, t, [synthesize, t(:, _proof, _premise), _kb, _rb, _k])
   Exit: (190) [system] compound_name_arguments(t(synthesize, t(:, _proof, _premise), _kb, _rb, _k), t, [synthesize, t(:, _proof, _premise), _kb, _rb, _k])
^  Exit: (189) [user] s2t([synthesize, [:, _proof, _premise], _kb, _rb, _k], t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))
   Call: (189) [apply] apply:maplist_([], _1555912, user:s2t)
   Exit: (189) [apply] apply:maplist_([], [], user:s2t)
   Exit: (188) [apply] apply:maplist_([[synthesize, [:, _proof, _premise], _kb, _rb, _k]], [t(synthesize, t(:, _proof, _premise), _kb, _rb, _k)], user:s2t)
   Exit: (187) [apply] apply:maplist_([[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]], [t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k)], user:s2t)
^  Exit: (186) [apply] apply:maplist(user:s2t, [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]], [t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k)])
   Call: (186) [system] compound_name_arguments(_1504814, t, [t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k)])
   Exit: (186) [system] compound_name_arguments(t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k)), t, [t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k)])
^  Exit: (185) [user] s2t([[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]], t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k)))
   Call: (185) [apply] apply:maplist_([], _1504816, user:s2t)
   Exit: (185) [apply] apply:maplist_([], [], user:s2t)
   Exit: (184) [apply] apply:maplist_([[[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], [t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))], user:s2t)
   Exit: (183) [apply] apply:maplist_([[[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], [t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))], user:s2t)
   Exit: (182) [apply] apply:maplist_([[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], [t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))], user:s2t)
^  Exit: (181) [apply] apply:maplist(user:s2t, [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], [t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))])
   Call: (181) [system] compound_name_arguments(_1290192, t, [t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))])
   Exit: (181) [system] compound_name_arguments(t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), t, [t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))])
^  Exit: (180) [user] s2t([[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))))
   Call: (180) [apply] apply:maplist_([_query], _1290194, user:s2t)
^  Call: (181) [user] s2t(_query, _1666518)
   Call: (182) [system] compound(_query)
   Exit: (182) [system] compound(_query)
   Call: (182) [system] is_list(_query)
^  Call: (182) [user] s2tl(_query, _1666518)
   Call: (183) [system] compound(_query)
   Exit: (183) [system] compound(_query)
^  Exit: (182) [user] s2tl(_query, _query)
^  Exit: (181) [user] s2t(_query, _query)
   Call: (181) [apply] apply:maplist_([], _1666520, user:s2t)
   Exit: (181) [apply] apply:maplist_([], [], user:s2t)
   Exit: (180) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (179) [apply] apply:maplist_([[[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], [t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query], user:s2t)
   Exit: (178) [apply] apply:maplist_(['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], ['let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query], user:s2t)
^  Exit: (177) [apply] apply:maplist(user:s2t, ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], ['let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query])
   Call: (177) [system] compound_name_arguments(_1275326, t, ['let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query])
   Exit: (177) [system] compound_name_arguments(t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query), t, ['let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query])
^  Exit: (176) [user] s2t(['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query], t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query))
^  Call: (176) [user] s2tl([], _1275328)
   Call: (177) [system] compound([])
   Call: (177) [system] []=_1275328
   Exit: (177) [system] []=[]
^  Exit: (176) [user] s2tl([], [])
^  Exit: (175) [user] s2tl([['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)])
^  Exit: (174) [user] s2tl([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)])
^  Exit: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)])
^  Exit: (172) [user] s2t_iz(me_synthesize_1726263785_9357412, me_synthesize_1726263785_9357412, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)])
^  Call: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)], _1691608)
   Call: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)])
   Exit: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)])
   Call: (173) [system] _1691608=[=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)]
   Exit: (173) [system] [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)]=[=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)]
^  Exit: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)])
   Call: (172) [system] _1697170=..[me_synthesize_1726263785_9357412, 112, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)]
   Exit: (172) [system] me_synthesize_1726263785_9357412(112, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query))=..[me_synthesize_1726263785_9357412, 112, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query)]
^  Call: (172) [user] format((0x55798e5f53e0), "~q.~n", [me_synthesize_1726263785_9357412(112, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query))])
^  Exit: (172) [user] format((0x55798e5f53e0), "~q.~n", [me_synthesize_1726263785_9357412(112, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof), _conclusion), _query), t(t(:, _proof, _premise), t(synthesize, t(:, _proof, _premise), _kb, _rb, _k))), _query))])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], me_synthesize_1726263785_9357412, 112)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]]), 112]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 20, 20+1), write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise, _conclusion]], [_rb]], [[:, [_ructor, _proof], _conclusion], _query], [[:, _proof, _premise], [synthesize, [:, _proof, _premise], _kb, _rb, _k]]], _query]], me_synthesize_1726263785_9357412, 112)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 113)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 113))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 113))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _1722362)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _1729784)
   Exit: (175) [system] peek_char((0x55798e5fad60), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _1738122)
   Exit: (177) [system] peek_char((0x55798e5fad60), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _1740908=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _1742776, _1742778, _1742780, _1742782), read_sexpr((0x55798e5fad60), _1742794), assertz(metta_file_comment(_1742776, _1742778, _1742780, _1742794, _1742782))))
^  Call: (179) [user] read_position((0x55798e5fad60), _1742776, _1742778, _1742780, _1742782)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_1742782))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_1742782))
   Exit: (181) [system] nonvar(position(_1742782))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(4666, 114, 0, 4666)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4666, 114, 0, 4666), _1742776)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1753034)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4666, 114, 0, 4666), _1742776)
   Exit: (181) [system] arg(2, '$stream_position'(4666, 114, 0, 4666), 114)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4666, 114, 0, 4666), 114)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4666, 114, 0, 4666), _1742778)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1760468)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4666, 114, 0, 4666), _1742778)
   Exit: (181) [system] arg(3, '$stream_position'(4666, 114, 0, 4666), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4666, 114, 0, 4666), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4666, 114, 0, 4666), _1742780)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1767902)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4666, 114, 0, 4666), _1742780)
   Exit: (181) [system] arg(1, '$stream_position'(4666, 114, 0, 4666), 4666)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4666, 114, 0, 4666), 4666)
^  Exit: (179) [user] read_position((0x55798e5fad60), 114, 0, 4666, '$stream_position'(4666, 114, 0, 4666))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _1742794)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _1742794)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1778128)
   Exit: (182) [system] peek_char((0x55798e5fad60), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _1792282)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _1742794)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1797852)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1812006)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _1817576)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1819434)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _1833588)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _1817576)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _1851230)
   Call: (185) [system] peek_char((0x55798e5fad60), _1852164)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1851230=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _1817576)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_1861474, _1861476), once(user:catch(read_from_chars([=], _1817576), _1861450, fail)), '$restore_trace'(_1861474, _1861476))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_1861474, _1861476))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _1861450, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _1868974)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1870832)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _1878570)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1881274)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1896352)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _1901922)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1903780)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _1917934)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1901922)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1923504)
   Exit: (186) [system] peek_char((0x55798e5fad60), r)
   Call: (186) [system] r=(;)
   Fail: (186) [system] r=(;)
^  Call: (186) [user] is_like_space(r)
   Call: (187) [system] char_type(r, 'white')
   Fail: (187) [system] char_type(r, 'white')
   Call: (187) [system] char_type(r, end_of_line)
   Fail: (187) [system] char_type(r, end_of_line)
   Call: (187) [system] char_type(r, space)
   Fail: (187) [system] char_type(r, space)
   Call: (187) [system] char_type(r, cntrl)
   Fail: (187) [system] char_type(r, cntrl)
^  Fail: (186) [user] is_like_space(r)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1937658)
   Exit: (185) [system] peek_char((0x55798e5fad60), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _1943228)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1945086)
   Exit: (187) [system] peek_char((0x55798e5fad60), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _1959240)
   Exit: (186) [system] get_char((0x55798e5fad60), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), r, _1943228)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _1976882)
   Call: (188) [system] peek_char((0x55798e5fad60), _1977816)
   Exit: (188) [system] peek_char((0x55798e5fad60), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_1982536, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_1983468, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55798e5fad60), b)
   Exit: (188) [system] get_char((0x55798e5fad60), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1990818)
   Call: (189) [system] peek_char((0x55798e5fad60), _1991752)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_1996472, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _1990818=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (188) [system] _1976882=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (187) [user] classify_and_convert_charseq(r, [b], _1943228)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_2005728, _2005730), once(user:catch(read_from_chars([r, b], _1943228), _2005704, fail)), '$restore_trace'(_2005728, _2005730))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_2005728, _2005730))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _2005704, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(rb)
   Exit: (188) [system] atomic(rb)
^  Exit: (187) [user] classify_and_convert_charseq(r, [b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), rb)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _2013228)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _2015086)
   Exit: (187) [system] peek_char((0x55798e5fad60), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _2029240)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55798e5fad60), _2033030)
   Exit: (186) [system] get_char((0x55798e5fad60), ')')
   Call: (186) [system] _2013228=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [])
   Call: (185) [system] _1901922=[rb]
   Exit: (185) [system] [rb]=[rb]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [rb])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [rb])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _2041324)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _2043182)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55798e5fad60), _2050920)
   Exit: (185) [system] get_char((0x55798e5fad60), ' ')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _2053624)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _2068702)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _2074272)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _2076130)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _2090284)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _2074272)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _2095854)
   Exit: (187) [system] peek_char((0x55798e5fad60), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _16550)
   Exit: (186) [system] peek_char((0x55798e5fad60), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _22120)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _23978)
   Exit: (188) [system] peek_char((0x55798e5fad60), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _38132)
   Exit: (187) [system] get_char((0x55798e5fad60), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), :, _22120)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _55774)
   Call: (189) [system] peek_char((0x55798e5fad60), _56708)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _55774=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (188) [user] classify_and_convert_charseq(:, [], _22120)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_66018, _66020), once(user:catch(read_from_chars([:], _22120), _65994, fail)), '$restore_trace'(_66018, _66020))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_66018, _66020))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _65994, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(:)
   Exit: (189) [system] atomic(:)
^  Exit: (188) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _73518)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _75376)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _83114)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _85818)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'C')
   Call: (189) [system] 'C'=(;)
   Fail: (189) [system] 'C'=(;)
^  Call: (189) [user] is_like_space('C')
   Call: (190) [system] char_type('C', 'white')
   Fail: (190) [system] char_type('C', 'white')
   Call: (190) [system] char_type('C', end_of_line)
   Fail: (190) [system] char_type('C', end_of_line)
   Call: (190) [system] char_type('C', space)
   Fail: (190) [system] char_type('C', space)
   Call: (190) [system] char_type('C', cntrl)
   Fail: (190) [system] char_type('C', cntrl)
^  Fail: (189) [user] is_like_space('C')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _100896)
   Exit: (187) [system] peek_char((0x55798e5fad60), 'C')
   Call: (187) [system] 'C'=')'
   Fail: (187) [system] 'C'=')'
   Call: (187) [system] 'C'=end_of_file
   Fail: (187) [system] 'C'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _106466)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _108324)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'C')
   Call: (189) [system] 'C'=(;)
   Fail: (189) [system] 'C'=(;)
^  Call: (189) [user] is_like_space('C')
   Call: (190) [system] char_type('C', 'white')
   Fail: (190) [system] char_type('C', 'white')
   Call: (190) [system] char_type('C', end_of_line)
   Fail: (190) [system] char_type('C', end_of_line)
   Call: (190) [system] char_type('C', space)
   Fail: (190) [system] char_type('C', space)
   Call: (190) [system] char_type('C', cntrl)
   Fail: (190) [system] char_type('C', cntrl)
^  Fail: (189) [user] is_like_space('C')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _122478)
   Exit: (188) [system] get_char((0x55798e5fad60), 'C')
   Call: (188) [system] 'C'='('
   Fail: (188) [system] 'C'='('
   Call: (188) [system] 'C'='['
   Fail: (188) [system] 'C'='['
   Call: (188) [system] 'C'='{'
   Fail: (188) [system] 'C'='{'
   Call: (188) [system] 'C'='"'
   Fail: (188) [system] 'C'='"'
   Call: (188) [system] 'C'=!
   Fail: (188) [system] 'C'=!
   Call: (188) [system] 'C'='\''
   Fail: (188) [system] 'C'='\''
   Call: (188) [system] 'C'='`'
   Fail: (188) [system] 'C'='`'
   Call: (188) [system] 'C'=end_of_file
   Fail: (188) [system] 'C'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), 'C', _106466)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _140120)
   Call: (190) [system] peek_char((0x55798e5fad60), _141054)
   Exit: (190) [system] peek_char((0x55798e5fad60), o)
^  Call: (190) [user] is_delimiter(o)
   Call: (191) [system] char_type(o, space)
   Fail: (191) [system] char_type(o, space)
   Call: (191) [system] arg(_145774, v('(', ')', end_of_file), o)
   Fail: (191) [system] arg(_146706, v('(', ')', end_of_file), o)
^  Fail: (190) [user] is_delimiter(o)
   Call: (190) [system] ')'==o
   Fail: (190) [system] ')'==o
   Call: (190) [system] get_char((0x55798e5fad60), o)
   Exit: (190) [system] get_char((0x55798e5fad60), o)
   Call: (190) [system] o=(\)
   Fail: (190) [system] o=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _154056)
   Call: (191) [system] peek_char((0x55798e5fad60), _154990)
   Exit: (191) [system] peek_char((0x55798e5fad60), n)
^  Call: (191) [user] is_delimiter(n)
   Call: (192) [system] char_type(n, space)
   Fail: (192) [system] char_type(n, space)
   Call: (192) [system] arg(_159710, v('(', ')', end_of_file), n)
   Fail: (192) [system] arg(_160642, v('(', ')', end_of_file), n)
^  Fail: (191) [user] is_delimiter(n)
   Call: (191) [system] ')'==n
   Fail: (191) [system] ')'==n
   Call: (191) [system] get_char((0x55798e5fad60), n)
   Exit: (191) [system] get_char((0x55798e5fad60), n)
   Call: (191) [system] n=(\)
   Fail: (191) [system] n=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _167992)
   Call: (192) [system] peek_char((0x55798e5fad60), _168926)
   Exit: (192) [system] peek_char((0x55798e5fad60), j)
^  Call: (192) [user] is_delimiter(j)
   Call: (193) [system] char_type(j, space)
   Fail: (193) [system] char_type(j, space)
   Call: (193) [system] arg(_173646, v('(', ')', end_of_file), j)
   Fail: (193) [system] arg(_174578, v('(', ')', end_of_file), j)
^  Fail: (192) [user] is_delimiter(j)
   Call: (192) [system] ')'==j
   Fail: (192) [system] ')'==j
   Call: (192) [system] get_char((0x55798e5fad60), j)
   Exit: (192) [system] get_char((0x55798e5fad60), j)
   Call: (192) [system] j=(\)
   Fail: (192) [system] j=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _181928)
   Call: (193) [system] peek_char((0x55798e5fad60), _182862)
   Exit: (193) [system] peek_char((0x55798e5fad60), u)
^  Call: (193) [user] is_delimiter(u)
   Call: (194) [system] char_type(u, space)
   Fail: (194) [system] char_type(u, space)
   Call: (194) [system] arg(_187582, v('(', ')', end_of_file), u)
   Fail: (194) [system] arg(_188514, v('(', ')', end_of_file), u)
^  Fail: (193) [user] is_delimiter(u)
   Call: (193) [system] ')'==u
   Fail: (193) [system] ')'==u
   Call: (193) [system] get_char((0x55798e5fad60), u)
   Exit: (193) [system] get_char((0x55798e5fad60), u)
   Call: (193) [system] u=(\)
   Fail: (193) [system] u=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _195864)
   Call: (194) [system] peek_char((0x55798e5fad60), _196798)
   Exit: (194) [system] peek_char((0x55798e5fad60), n)
^  Call: (194) [user] is_delimiter(n)
   Call: (195) [system] char_type(n, space)
   Fail: (195) [system] char_type(n, space)
   Call: (195) [system] arg(_201518, v('(', ')', end_of_file), n)
   Fail: (195) [system] arg(_202450, v('(', ')', end_of_file), n)
^  Fail: (194) [user] is_delimiter(n)
   Call: (194) [system] ')'==n
   Fail: (194) [system] ')'==n
   Call: (194) [system] get_char((0x55798e5fad60), n)
   Exit: (194) [system] get_char((0x55798e5fad60), n)
   Call: (194) [system] n=(\)
   Fail: (194) [system] n=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _209800)
   Call: (195) [system] peek_char((0x55798e5fad60), _210734)
   Exit: (195) [system] peek_char((0x55798e5fad60), c)
^  Call: (195) [user] is_delimiter(c)
   Call: (196) [system] char_type(c, space)
   Fail: (196) [system] char_type(c, space)
   Call: (196) [system] arg(_215454, v('(', ')', end_of_file), c)
   Fail: (196) [system] arg(_216386, v('(', ')', end_of_file), c)
^  Fail: (195) [user] is_delimiter(c)
   Call: (195) [system] ')'==c
   Fail: (195) [system] ')'==c
   Call: (195) [system] get_char((0x55798e5fad60), c)
   Exit: (195) [system] get_char((0x55798e5fad60), c)
   Call: (195) [system] c=(\)
   Fail: (195) [system] c=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _223736)
   Call: (196) [system] peek_char((0x55798e5fad60), _224670)
   Exit: (196) [system] peek_char((0x55798e5fad60), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_229390, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_230322, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55798e5fad60), t)
   Exit: (196) [system] get_char((0x55798e5fad60), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _237672)
   Call: (197) [system] peek_char((0x55798e5fad60), _238606)
   Exit: (197) [system] peek_char((0x55798e5fad60), i)
^  Call: (197) [user] is_delimiter(i)
   Call: (198) [system] char_type(i, space)
   Fail: (198) [system] char_type(i, space)
   Call: (198) [system] arg(_243326, v('(', ')', end_of_file), i)
   Fail: (198) [system] arg(_244258, v('(', ')', end_of_file), i)
^  Fail: (197) [user] is_delimiter(i)
   Call: (197) [system] ')'==i
   Fail: (197) [system] ')'==i
   Call: (197) [system] get_char((0x55798e5fad60), i)
   Exit: (197) [system] get_char((0x55798e5fad60), i)
   Call: (197) [system] i=(\)
   Fail: (197) [system] i=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _251608)
   Call: (198) [system] peek_char((0x55798e5fad60), _252542)
   Exit: (198) [system] peek_char((0x55798e5fad60), o)
^  Call: (198) [user] is_delimiter(o)
   Call: (199) [system] char_type(o, space)
   Fail: (199) [system] char_type(o, space)
   Call: (199) [system] arg(_257262, v('(', ')', end_of_file), o)
   Fail: (199) [system] arg(_258194, v('(', ')', end_of_file), o)
^  Fail: (198) [user] is_delimiter(o)
   Call: (198) [system] ')'==o
   Fail: (198) [system] ')'==o
   Call: (198) [system] get_char((0x55798e5fad60), o)
   Exit: (198) [system] get_char((0x55798e5fad60), o)
   Call: (198) [system] o=(\)
   Fail: (198) [system] o=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _265544)
   Call: (199) [system] peek_char((0x55798e5fad60), _266478)
   Exit: (199) [system] peek_char((0x55798e5fad60), n)
^  Call: (199) [user] is_delimiter(n)
   Call: (200) [system] char_type(n, space)
   Fail: (200) [system] char_type(n, space)
   Call: (200) [system] arg(_271198, v('(', ')', end_of_file), n)
   Fail: (200) [system] arg(_272130, v('(', ')', end_of_file), n)
^  Fail: (199) [user] is_delimiter(n)
   Call: (199) [system] ')'==n
   Fail: (199) [system] ')'==n
   Call: (199) [system] get_char((0x55798e5fad60), n)
   Exit: (199) [system] get_char((0x55798e5fad60), n)
   Call: (199) [system] n=(\)
   Fail: (199) [system] n=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _279480)
   Call: (200) [system] peek_char((0x55798e5fad60), _280414)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (200) [user] is_delimiter('I')
   Call: (201) [system] char_type('I', space)
   Fail: (201) [system] char_type('I', space)
   Call: (201) [system] arg(_285134, v('(', ')', end_of_file), 'I')
   Fail: (201) [system] arg(_286066, v('(', ')', end_of_file), 'I')
^  Fail: (200) [user] is_delimiter('I')
   Call: (200) [system] ')'=='I'
   Fail: (200) [system] ')'=='I'
   Call: (200) [system] get_char((0x55798e5fad60), 'I')
   Exit: (200) [system] get_char((0x55798e5fad60), 'I')
   Call: (200) [system] 'I'=(\)
   Fail: (200) [system] 'I'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _293416)
   Call: (201) [system] peek_char((0x55798e5fad60), _294350)
   Exit: (201) [system] peek_char((0x55798e5fad60), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_299070, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_300002, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55798e5fad60), n)
   Exit: (201) [system] get_char((0x55798e5fad60), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _307352)
   Call: (202) [system] peek_char((0x55798e5fad60), _308286)
   Exit: (202) [system] peek_char((0x55798e5fad60), t)
^  Call: (202) [user] is_delimiter(t)
   Call: (203) [system] char_type(t, space)
   Fail: (203) [system] char_type(t, space)
   Call: (203) [system] arg(_313006, v('(', ')', end_of_file), t)
   Fail: (203) [system] arg(_313938, v('(', ')', end_of_file), t)
^  Fail: (202) [user] is_delimiter(t)
   Call: (202) [system] ')'==t
   Fail: (202) [system] ')'==t
   Call: (202) [system] get_char((0x55798e5fad60), t)
   Exit: (202) [system] get_char((0x55798e5fad60), t)
   Call: (202) [system] t=(\)
   Fail: (202) [system] t=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _321288)
   Call: (203) [system] peek_char((0x55798e5fad60), _322222)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_326942, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_327874, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _335224)
   Call: (204) [system] peek_char((0x55798e5fad60), _336158)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_340878, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_341810, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _349160)
   Call: (205) [system] peek_char((0x55798e5fad60), _350094)
   Exit: (205) [system] peek_char((0x55798e5fad60), d)
^  Call: (205) [user] is_delimiter(d)
   Call: (206) [system] char_type(d, space)
   Fail: (206) [system] char_type(d, space)
   Call: (206) [system] arg(_354814, v('(', ')', end_of_file), d)
   Fail: (206) [system] arg(_355746, v('(', ')', end_of_file), d)
^  Fail: (205) [user] is_delimiter(d)
   Call: (205) [system] ')'==d
   Fail: (205) [system] ')'==d
   Call: (205) [system] get_char((0x55798e5fad60), d)
   Exit: (205) [system] get_char((0x55798e5fad60), d)
   Call: (205) [system] d=(\)
   Fail: (205) [system] d=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _363096)
   Call: (206) [system] peek_char((0x55798e5fad60), _364030)
   Exit: (206) [system] peek_char((0x55798e5fad60), u)
^  Call: (206) [user] is_delimiter(u)
   Call: (207) [system] char_type(u, space)
   Fail: (207) [system] char_type(u, space)
   Call: (207) [system] arg(_368750, v('(', ')', end_of_file), u)
   Fail: (207) [system] arg(_369682, v('(', ')', end_of_file), u)
^  Fail: (206) [user] is_delimiter(u)
   Call: (206) [system] ')'==u
   Fail: (206) [system] ')'==u
   Call: (206) [system] get_char((0x55798e5fad60), u)
   Exit: (206) [system] get_char((0x55798e5fad60), u)
   Call: (206) [system] u=(\)
   Fail: (206) [system] u=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _377032)
   Call: (207) [system] peek_char((0x55798e5fad60), _377966)
   Exit: (207) [system] peek_char((0x55798e5fad60), c)
^  Call: (207) [user] is_delimiter(c)
   Call: (208) [system] char_type(c, space)
   Fail: (208) [system] char_type(c, space)
   Call: (208) [system] arg(_382686, v('(', ')', end_of_file), c)
   Fail: (208) [system] arg(_383618, v('(', ')', end_of_file), c)
^  Fail: (207) [user] is_delimiter(c)
   Call: (207) [system] ')'==c
   Fail: (207) [system] ')'==c
   Call: (207) [system] get_char((0x55798e5fad60), c)
   Exit: (207) [system] get_char((0x55798e5fad60), c)
   Call: (207) [system] c=(\)
   Fail: (207) [system] c=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _390968)
   Call: (208) [system] peek_char((0x55798e5fad60), _391902)
   Exit: (208) [system] peek_char((0x55798e5fad60), t)
^  Call: (208) [user] is_delimiter(t)
   Call: (209) [system] char_type(t, space)
   Fail: (209) [system] char_type(t, space)
   Call: (209) [system] arg(_396622, v('(', ')', end_of_file), t)
   Fail: (209) [system] arg(_397554, v('(', ')', end_of_file), t)
^  Fail: (208) [user] is_delimiter(t)
   Call: (208) [system] ')'==t
   Fail: (208) [system] ')'==t
   Call: (208) [system] get_char((0x55798e5fad60), t)
   Exit: (208) [system] get_char((0x55798e5fad60), t)
   Call: (208) [system] t=(\)
   Fail: (208) [system] t=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _404904)
   Call: (209) [system] peek_char((0x55798e5fad60), _405838)
   Exit: (209) [system] peek_char((0x55798e5fad60), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_410558, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_411490, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55798e5fad60), i)
   Exit: (209) [system] get_char((0x55798e5fad60), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _418840)
   Call: (210) [system] peek_char((0x55798e5fad60), _419774)
   Exit: (210) [system] peek_char((0x55798e5fad60), o)
^  Call: (210) [user] is_delimiter(o)
   Call: (211) [system] char_type(o, space)
   Fail: (211) [system] char_type(o, space)
   Call: (211) [system] arg(_424494, v('(', ')', end_of_file), o)
   Fail: (211) [system] arg(_425426, v('(', ')', end_of_file), o)
^  Fail: (210) [user] is_delimiter(o)
   Call: (210) [system] ')'==o
   Fail: (210) [system] ')'==o
   Call: (210) [system] get_char((0x55798e5fad60), o)
   Exit: (210) [system] get_char((0x55798e5fad60), o)
   Call: (210) [system] o=(\)
   Fail: (210) [system] o=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _432776)
   Call: (211) [system] peek_char((0x55798e5fad60), _433710)
   Exit: (211) [system] peek_char((0x55798e5fad60), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_438430, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_439362, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55798e5fad60), n)
   Exit: (211) [system] get_char((0x55798e5fad60), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _446712)
   Call: (212) [system] peek_char((0x55798e5fad60), _447646)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _446712=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _432776=[n]
   Exit: (211) [system] [n]=[n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (210) [system] _418840=[o, n]
   Exit: (210) [system] [o, n]=[o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (209) [system] _404904=[i, o, n]
   Exit: (209) [system] [i, o, n]=[i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (208) [system] _390968=[t, i, o, n]
   Exit: (208) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (207) [system] _377032=[c, t, i, o, n]
   Exit: (207) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (206) [system] _363096=[u, c, t, i, o, n]
   Exit: (206) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (205) [system] _349160=[d, u, c, t, i, o, n]
   Exit: (205) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (204) [system] _335224=[o, d, u, c, t, i, o, n]
   Exit: (204) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (203) [system] _321288=[r, o, d, u, c, t, i, o, n]
   Exit: (203) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (202) [system] _307352=[t, r, o, d, u, c, t, i, o, n]
   Exit: (202) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (201) [system] _293416=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (201) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (200) [system] _279480=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (200) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (199) [system] _265544=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (199) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (198) [system] _251608=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (198) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (197) [system] _237672=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (197) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (196) [system] _223736=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (196) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (195) [system] _209800=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (195) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (194) [system] _195864=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (194) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (193) [system] _181928=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (193) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (192) [system] _167992=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (192) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (191) [system] _154056=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (191) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (190) [system] _140120=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (190) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (189) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _106466)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_518424, _518426), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _106466), _518400, fail)), '$restore_trace'(_518424, _518426))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_518424, _518426))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _106466), _518400, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(_106466)
   Fail: (190) [system] atomic(_106466)
   Call: (190) [system] atom_chars(_106466, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (190) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (189) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionIntroduction')
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionIntroduction')
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _527800)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _529658)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _537396)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _540100)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _555178)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _560748)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _562606)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _576760)
   Exit: (189) [system] get_char((0x55798e5fad60), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _560748)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _582330)
   Exit: (191) [system] peek_char((0x55798e5fad60), -)
   Call: (191) [system] (-)=(;)
   Fail: (191) [system] (-)=(;)
^  Call: (191) [user] is_like_space(-)
   Call: (192) [system] char_type(-, 'white')
   Fail: (192) [system] char_type(-, 'white')
   Call: (192) [system] char_type(-, end_of_line)
   Fail: (192) [system] char_type(-, end_of_line)
   Call: (192) [system] char_type(-, space)
   Fail: (192) [system] char_type(-, space)
   Call: (192) [system] char_type(-, cntrl)
   Fail: (192) [system] char_type(-, cntrl)
^  Fail: (191) [user] is_like_space(-)
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _596484)
   Exit: (190) [system] peek_char((0x55798e5fad60), -)
   Call: (190) [system] (-)=')'
   Fail: (190) [system] (-)=')'
   Call: (190) [system] (-)=end_of_file
   Fail: (190) [system] (-)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _602054)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _603912)
   Exit: (192) [system] peek_char((0x55798e5fad60), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _618066)
   Exit: (191) [system] get_char((0x55798e5fad60), -)
   Call: (191) [system] (-)='('
   Fail: (191) [system] (-)='('
   Call: (191) [system] (-)='['
   Fail: (191) [system] (-)='['
   Call: (191) [system] (-)='{'
   Fail: (191) [system] (-)='{'
   Call: (191) [system] (-)='"'
   Fail: (191) [system] (-)='"'
   Call: (191) [system] (-)=!
   Fail: (191) [system] (-)=!
   Call: (191) [system] (-)='\''
   Fail: (191) [system] (-)='\''
   Call: (191) [system] (-)='`'
   Fail: (191) [system] (-)='`'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55798e5fad60), -, _602054)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _635708)
   Call: (193) [system] peek_char((0x55798e5fad60), _636642)
   Exit: (193) [system] peek_char((0x55798e5fad60), >)
^  Call: (193) [user] is_delimiter(>)
   Call: (194) [system] char_type(>, space)
   Fail: (194) [system] char_type(>, space)
   Call: (194) [system] arg(_641362, v('(', ')', end_of_file), >)
   Fail: (194) [system] arg(_642294, v('(', ')', end_of_file), >)
^  Fail: (193) [user] is_delimiter(>)
   Call: (193) [system] ')'==(>)
   Fail: (193) [system] ')'==(>)
   Call: (193) [system] get_char((0x55798e5fad60), >)
   Exit: (193) [system] get_char((0x55798e5fad60), >)
   Call: (193) [system] (>)=(\)
   Fail: (193) [system] (>)=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _649644)
   Call: (194) [system] peek_char((0x55798e5fad60), _650578)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _649644=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (193) [system] _635708=[>]
   Exit: (193) [system] [>]=[>]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (192) [user] classify_and_convert_charseq(-, [>], _602054)
^  Call: (194) [system] setup_call_cleanup('$notrace'(_662682, _662684), once(user:catch(read_from_chars([-, >], _602054), _662658, fail)), '$restore_trace'(_662682, _662684))
^  Call: (195) [system] sig_atomic(system:'$notrace'(_662682, _662684))
^  Exit: (194) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _662658, fail)), system:'$restore_trace'(3, -1))
   Call: (193) [system] atomic(->)
   Exit: (193) [system] atomic(->)
^  Exit: (192) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (191) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _670182)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _672040)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _679778)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _682482)
   Exit: (193) [system] peek_char((0x55798e5fad60), $)
   Call: (193) [system] ($)=(;)
   Fail: (193) [system] ($)=(;)
^  Call: (193) [user] is_like_space($)
   Call: (194) [system] char_type($, 'white')
   Fail: (194) [system] char_type($, 'white')
   Call: (194) [system] char_type($, end_of_line)
   Fail: (194) [system] char_type($, end_of_line)
   Call: (194) [system] char_type($, space)
   Fail: (194) [system] char_type($, space)
   Call: (194) [system] char_type($, cntrl)
   Fail: (194) [system] char_type($, cntrl)
^  Fail: (193) [user] is_like_space($)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _697560)
   Exit: (191) [system] peek_char((0x55798e5fad60), $)
   Call: (191) [system] ($)=')'
   Fail: (191) [system] ($)=')'
   Call: (191) [system] ($)=end_of_file
   Fail: (191) [system] ($)=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _703130)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _704988)
   Exit: (193) [system] peek_char((0x55798e5fad60), $)
   Call: (193) [system] ($)=(;)
   Fail: (193) [system] ($)=(;)
^  Call: (193) [user] is_like_space($)
   Call: (194) [system] char_type($, 'white')
   Fail: (194) [system] char_type($, 'white')
   Call: (194) [system] char_type($, end_of_line)
   Fail: (194) [system] char_type($, end_of_line)
   Call: (194) [system] char_type($, space)
   Fail: (194) [system] char_type($, space)
   Call: (194) [system] char_type($, cntrl)
   Fail: (194) [system] char_type($, cntrl)
^  Fail: (193) [user] is_like_space($)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _719142)
   Exit: (192) [system] get_char((0x55798e5fad60), $)
   Call: (192) [system] ($)='('
   Fail: (192) [system] ($)='('
   Call: (192) [system] ($)='['
   Fail: (192) [system] ($)='['
   Call: (192) [system] ($)='{'
   Fail: (192) [system] ($)='{'
   Call: (192) [system] ($)='"'
   Fail: (192) [system] ($)='"'
   Call: (192) [system] ($)=!
   Fail: (192) [system] ($)=!
   Call: (192) [system] ($)='\''
   Fail: (192) [system] ($)='\''
   Call: (192) [system] ($)='`'
   Fail: (192) [system] ($)='`'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55798e5fad60), $, _703130)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _736784)
   Call: (194) [system] peek_char((0x55798e5fad60), _737718)
   Exit: (194) [system] peek_char((0x55798e5fad60), p)
^  Call: (194) [user] is_delimiter(p)
   Call: (195) [system] char_type(p, space)
   Fail: (195) [system] char_type(p, space)
   Call: (195) [system] arg(_742438, v('(', ')', end_of_file), p)
   Fail: (195) [system] arg(_743370, v('(', ')', end_of_file), p)
^  Fail: (194) [user] is_delimiter(p)
   Call: (194) [system] ')'==p
   Fail: (194) [system] ')'==p
   Call: (194) [system] get_char((0x55798e5fad60), p)
   Exit: (194) [system] get_char((0x55798e5fad60), p)
   Call: (194) [system] p=(\)
   Fail: (194) [system] p=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _750720)
   Call: (195) [system] peek_char((0x55798e5fad60), _751654)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _750720=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (194) [system] _736784=[p]
   Exit: (194) [system] [p]=[p]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [p])
^  Call: (193) [user] classify_and_convert_charseq($, [p], _703130)
   Call: (194) [system] atom_chars(_763732, ['_', p])
   Exit: (194) [system] atom_chars('_p', ['_', p])
^  Exit: (193) [user] classify_and_convert_charseq($, [p], _p)
^  Exit: (192) [user] read_symbolic(')', (0x55798e5fad60), $, _p)
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), _p)
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _768396)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _770254)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _777992)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _780696)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _795774)
   Exit: (192) [system] peek_char((0x55798e5fad60), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _801344)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _803202)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _817356)
   Exit: (193) [system] get_char((0x55798e5fad60), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _801344)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _834998)
   Call: (195) [system] peek_char((0x55798e5fad60), _835932)
   Exit: (195) [system] peek_char((0x55798e5fad60), q)
^  Call: (195) [user] is_delimiter(q)
   Call: (196) [system] char_type(q, space)
   Fail: (196) [system] char_type(q, space)
   Call: (196) [system] arg(_840652, v('(', ')', end_of_file), q)
   Fail: (196) [system] arg(_841584, v('(', ')', end_of_file), q)
^  Fail: (195) [user] is_delimiter(q)
   Call: (195) [system] ')'==q
   Fail: (195) [system] ')'==q
   Call: (195) [system] get_char((0x55798e5fad60), q)
   Exit: (195) [system] get_char((0x55798e5fad60), q)
   Call: (195) [system] q=(\)
   Fail: (195) [system] q=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _848934)
   Call: (196) [system] peek_char((0x55798e5fad60), _849868)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _848934=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _834998=[q]
   Exit: (195) [system] [q]=[q]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [q])
^  Call: (194) [user] classify_and_convert_charseq($, [q], _801344)
   Call: (195) [system] atom_chars(_861946, ['_', q])
   Exit: (195) [system] atom_chars('_q', ['_', q])
^  Exit: (194) [user] classify_and_convert_charseq($, [q], _q)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _q)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), _q)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _866610)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _868468)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _876206)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _878910)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _893988)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _899558)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _901416)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _915570)
   Exit: (194) [system] get_char((0x55798e5fad60), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _899558)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _921140)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'A')
   Call: (196) [system] 'A'=(;)
   Fail: (196) [system] 'A'=(;)
^  Call: (196) [user] is_like_space('A')
   Call: (197) [system] char_type('A', 'white')
   Fail: (197) [system] char_type('A', 'white')
   Call: (197) [system] char_type('A', end_of_line)
   Fail: (197) [system] char_type('A', end_of_line)
   Call: (197) [system] char_type('A', space)
   Fail: (197) [system] char_type('A', space)
   Call: (197) [system] char_type('A', cntrl)
   Fail: (197) [system] char_type('A', cntrl)
^  Fail: (196) [user] is_like_space('A')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _935294)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'A')
   Call: (195) [system] 'A'=')'
   Fail: (195) [system] 'A'=')'
   Call: (195) [system] 'A'=end_of_file
   Fail: (195) [system] 'A'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _940864)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _942722)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'A')
   Call: (197) [system] 'A'=(;)
   Fail: (197) [system] 'A'=(;)
^  Call: (197) [user] is_like_space('A')
   Call: (198) [system] char_type('A', 'white')
   Fail: (198) [system] char_type('A', 'white')
   Call: (198) [system] char_type('A', end_of_line)
   Fail: (198) [system] char_type('A', end_of_line)
   Call: (198) [system] char_type('A', space)
   Fail: (198) [system] char_type('A', space)
   Call: (198) [system] char_type('A', cntrl)
   Fail: (198) [system] char_type('A', cntrl)
^  Fail: (197) [user] is_like_space('A')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _956876)
   Exit: (196) [system] get_char((0x55798e5fad60), 'A')
   Call: (196) [system] 'A'='('
   Fail: (196) [system] 'A'='('
   Call: (196) [system] 'A'='['
   Fail: (196) [system] 'A'='['
   Call: (196) [system] 'A'='{'
   Fail: (196) [system] 'A'='{'
   Call: (196) [system] 'A'='"'
   Fail: (196) [system] 'A'='"'
   Call: (196) [system] 'A'=!
   Fail: (196) [system] 'A'=!
   Call: (196) [system] 'A'='\''
   Fail: (196) [system] 'A'='\''
   Call: (196) [system] 'A'='`'
   Fail: (196) [system] 'A'='`'
   Call: (196) [system] 'A'=end_of_file
   Fail: (196) [system] 'A'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), 'A', _940864)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _974518)
   Call: (198) [system] peek_char((0x55798e5fad60), _975452)
   Exit: (198) [system] peek_char((0x55798e5fad60), n)
^  Call: (198) [user] is_delimiter(n)
   Call: (199) [system] char_type(n, space)
   Fail: (199) [system] char_type(n, space)
   Call: (199) [system] arg(_980172, v('(', ')', end_of_file), n)
   Fail: (199) [system] arg(_981104, v('(', ')', end_of_file), n)
^  Fail: (198) [user] is_delimiter(n)
   Call: (198) [system] ')'==n
   Fail: (198) [system] ')'==n
   Call: (198) [system] get_char((0x55798e5fad60), n)
   Exit: (198) [system] get_char((0x55798e5fad60), n)
   Call: (198) [system] n=(\)
   Fail: (198) [system] n=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _988454)
   Call: (199) [system] peek_char((0x55798e5fad60), _989388)
   Exit: (199) [system] peek_char((0x55798e5fad60), d)
^  Call: (199) [user] is_delimiter(d)
   Call: (200) [system] char_type(d, space)
   Fail: (200) [system] char_type(d, space)
   Call: (200) [system] arg(_994108, v('(', ')', end_of_file), d)
   Fail: (200) [system] arg(_995040, v('(', ')', end_of_file), d)
^  Fail: (199) [user] is_delimiter(d)
   Call: (199) [system] ')'==d
   Fail: (199) [system] ')'==d
   Call: (199) [system] get_char((0x55798e5fad60), d)
   Exit: (199) [system] get_char((0x55798e5fad60), d)
   Call: (199) [system] d=(\)
   Fail: (199) [system] d=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1002390)
   Call: (200) [system] peek_char((0x55798e5fad60), _1003324)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (200) [user] is_delimiter('L')
   Call: (201) [system] char_type('L', space)
   Fail: (201) [system] char_type('L', space)
   Call: (201) [system] arg(_1008044, v('(', ')', end_of_file), 'L')
   Fail: (201) [system] arg(_1008976, v('(', ')', end_of_file), 'L')
^  Fail: (200) [user] is_delimiter('L')
   Call: (200) [system] ')'=='L'
   Fail: (200) [system] ')'=='L'
   Call: (200) [system] get_char((0x55798e5fad60), 'L')
   Exit: (200) [system] get_char((0x55798e5fad60), 'L')
   Call: (200) [system] 'L'=(\)
   Fail: (200) [system] 'L'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1016326)
   Call: (201) [system] peek_char((0x55798e5fad60), _1017260)
   Exit: (201) [system] peek_char((0x55798e5fad60), i)
^  Call: (201) [user] is_delimiter(i)
   Call: (202) [system] char_type(i, space)
   Fail: (202) [system] char_type(i, space)
   Call: (202) [system] arg(_1021980, v('(', ')', end_of_file), i)
   Fail: (202) [system] arg(_1022912, v('(', ')', end_of_file), i)
^  Fail: (201) [user] is_delimiter(i)
   Call: (201) [system] ')'==i
   Fail: (201) [system] ')'==i
   Call: (201) [system] get_char((0x55798e5fad60), i)
   Exit: (201) [system] get_char((0x55798e5fad60), i)
   Call: (201) [system] i=(\)
   Fail: (201) [system] i=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1030262)
   Call: (202) [system] peek_char((0x55798e5fad60), _1031196)
   Exit: (202) [system] peek_char((0x55798e5fad60), n)
^  Call: (202) [user] is_delimiter(n)
   Call: (203) [system] char_type(n, space)
   Fail: (203) [system] char_type(n, space)
   Call: (203) [system] arg(_1035916, v('(', ')', end_of_file), n)
   Fail: (203) [system] arg(_1036848, v('(', ')', end_of_file), n)
^  Fail: (202) [user] is_delimiter(n)
   Call: (202) [system] ')'==n
   Fail: (202) [system] ')'==n
   Call: (202) [system] get_char((0x55798e5fad60), n)
   Exit: (202) [system] get_char((0x55798e5fad60), n)
   Call: (202) [system] n=(\)
   Fail: (202) [system] n=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1044198)
   Call: (203) [system] peek_char((0x55798e5fad60), _1045132)
   Exit: (203) [system] peek_char((0x55798e5fad60), k)
^  Call: (203) [user] is_delimiter(k)
   Call: (204) [system] char_type(k, space)
   Fail: (204) [system] char_type(k, space)
   Call: (204) [system] arg(_1049852, v('(', ')', end_of_file), k)
   Fail: (204) [system] arg(_1050784, v('(', ')', end_of_file), k)
^  Fail: (203) [user] is_delimiter(k)
   Call: (203) [system] ')'==k
   Fail: (203) [system] ')'==k
   Call: (203) [system] get_char((0x55798e5fad60), k)
   Exit: (203) [system] get_char((0x55798e5fad60), k)
   Call: (203) [system] k=(\)
   Fail: (203) [system] k=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1058134)
   Call: (204) [system] peek_char((0x55798e5fad60), _1059068)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1058134=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (203) [system] _1044198=[k]
   Exit: (203) [system] [k]=[k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (202) [system] _1030262=[n, k]
   Exit: (202) [system] [n, k]=[n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (201) [system] _1016326=[i, n, k]
   Exit: (201) [system] [i, n, k]=[i, n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (200) [system] _1002390=['L', i, n, k]
   Exit: (200) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (199) [system] _988454=[d, 'L', i, n, k]
   Exit: (199) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (198) [system] _974518=[n, d, 'L', i, n, k]
   Exit: (198) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (197) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _940864)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1085142, _1085144), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _940864), _1085118, fail)), '$restore_trace'(_1085142, _1085144))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1085142, _1085144))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _940864), _1085118, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_940864)
   Fail: (198) [system] atomic(_940864)
   Call: (198) [system] atom_chars(_940864, ['A', n, d, 'L', i, n, k])
   Exit: (198) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (197) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1094518)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1096376)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1104114)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1106818)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1121896)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1127466)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1129324)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1143478)
   Exit: (197) [system] get_char((0x55798e5fad60), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _1127466)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1161120)
   Call: (199) [system] peek_char((0x55798e5fad60), _1162054)
   Exit: (199) [system] peek_char((0x55798e5fad60), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_1166774, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_1167706, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55798e5fad60), p)
   Exit: (199) [system] get_char((0x55798e5fad60), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1175056)
   Call: (200) [system] peek_char((0x55798e5fad60), _1175990)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _1175056=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (199) [system] _1161120=[p]
   Exit: (199) [system] [p]=[p]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [p])
^  Call: (198) [user] classify_and_convert_charseq($, [p], _1127466)
   Call: (199) [system] atom_chars(_1188068, ['_', p])
   Exit: (199) [system] atom_chars('_p', ['_', p])
^  Exit: (198) [user] classify_and_convert_charseq($, [p], _p)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _p)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), _p)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1192732)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1194590)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1202328)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1205032)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1220110)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1225680)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1227538)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1241692)
   Exit: (198) [system] get_char((0x55798e5fad60), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _1225680)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1259334)
   Call: (200) [system] peek_char((0x55798e5fad60), _1260268)
   Exit: (200) [system] peek_char((0x55798e5fad60), q)
^  Call: (200) [user] is_delimiter(q)
   Call: (201) [system] char_type(q, space)
   Fail: (201) [system] char_type(q, space)
   Call: (201) [system] arg(_1264988, v('(', ')', end_of_file), q)
   Fail: (201) [system] arg(_1265920, v('(', ')', end_of_file), q)
^  Fail: (200) [user] is_delimiter(q)
   Call: (200) [system] ')'==q
   Fail: (200) [system] ')'==q
   Call: (200) [system] get_char((0x55798e5fad60), q)
   Exit: (200) [system] get_char((0x55798e5fad60), q)
   Call: (200) [system] q=(\)
   Fail: (200) [system] q=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1273270)
   Call: (201) [system] peek_char((0x55798e5fad60), _1274204)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_1278924, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _1273270=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _1259334=[q]
   Exit: (200) [system] [q]=[q]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [q])
^  Call: (199) [user] classify_and_convert_charseq($, [q], _1225680)
   Call: (200) [system] atom_chars(_1288154, ['_', q])
   Exit: (200) [system] atom_chars('_q', ['_', q])
^  Exit: (199) [user] classify_and_convert_charseq($, [q], _q)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _q)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), _q)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1292818)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1294676)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1308830)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55798e5fad60), _1312620)
   Exit: (198) [system] get_char((0x55798e5fad60), ')')
   Call: (198) [system] _1292818=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [])
   Call: (197) [system] _1192732=[_q]
   Exit: (197) [system] [_q]=[_q]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [_q])
   Call: (196) [system] _1094518=[_p, _q]
   Exit: (196) [system] [_p, _q]=[_p, _q]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [_p, _q])
   Call: (195) [system] _899558=['AndLink', _p, _q]
   Exit: (195) [system] ['AndLink', _p, _q]=['AndLink', _p, _q]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), ['AndLink', _p, _q])
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', _p, _q])
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1326502)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1328360)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1342514)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55798e5fad60), _1346304)
   Exit: (194) [system] get_char((0x55798e5fad60), ')')
   Call: (194) [system] _1326502=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [])
   Call: (193) [system] _866610=[['AndLink', _p, _q]]
   Exit: (193) [system] [['AndLink', _p, _q]]=[['AndLink', _p, _q]]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [['AndLink', _p, _q]])
   Call: (192) [system] _768396=[_q, ['AndLink', _p, _q]]
   Exit: (192) [system] [_q, ['AndLink', _p, _q]]=[_q, ['AndLink', _p, _q]]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [_q, ['AndLink', _p, _q]])
   Call: (191) [system] _670182=[_p, _q, ['AndLink', _p, _q]]
   Exit: (191) [system] [_p, _q, ['AndLink', _p, _q]]=[_p, _q, ['AndLink', _p, _q]]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [_p, _q, ['AndLink', _p, _q]])
   Call: (190) [system] _560748=[->, _p, _q, ['AndLink', _p, _q]]
   Exit: (190) [system] [->, _p, _q, ['AndLink', _p, _q]]=[->, _p, _q, ['AndLink', _p, _q]]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [->, _p, _q, ['AndLink', _p, _q]])
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), [->, _p, _q, ['AndLink', _p, _q]])
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _1362980)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1364838)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1378992)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _1382782)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _1362980=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _527800=[[->, _p, _q, ['AndLink', _p, _q]]]
   Exit: (188) [system] [[->, _p, _q, ['AndLink', _p, _q]]]=[[->, _p, _q, ['AndLink', _p, _q]]]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [[->, _p, _q, ['AndLink', _p, _q]]])
   Call: (187) [system] _73518=['ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]
   Exit: (187) [system] ['ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]=['ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), ['ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]])
   Call: (186) [system] _3378=[:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]
   Exit: (186) [system] [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]=[:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1396664)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1398522)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1412676)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _1416466)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _1396664=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _3374=[[:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]
   Exit: (184) [system] [[:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]=[[:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [[:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]])
   Call: (183) [system] _3362=[[rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]
   Exit: (183) [system] [[rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]=[[rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]])
   Call: (182) [system] _3322=[=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]
   Exit: (182) [system] [=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]=[=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]])
^  Call: (179) [user] assertz(metta_file_comment(114, 0, 4666, [=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]], '$stream_position'(4666, 114, 0, 4666)))
^  Exit: (179) [user] assertz(metta_file_comment(114, 0, 4666, [=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]], '$stream_position'(4666, 114, 0, 4666)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 114, 0, 4666, '$stream_position'(4666, 114, 0, 4666)), read_sexpr((0x55798e5fad60), [=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]]), assertz(metta_file_comment(114, 0, 4666, [=, [rb], [:, 'ConjunctionIntroduction', [->, _p, _q, ['AndLink', _p, _q]]]], '$stream_position'(4666, 114, 0, 4666)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1434984, _1434986, _1434988, _1434990, _1434992))
^  Exit: (177) [user] retract(metta_file_comment(60, 0, 2034, '$COMMENT'(";; Binary rule", 60, 0), '$stream_position'(2034, 60, 0, 2034)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; Binary rule", 60, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";; Binary rule", 60, 0), _1437818))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";; Binary rule", 60, 0), _1437818)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";; Binary rule", 60, 0), _1437818)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; Binary rule", 60, 0), _1440634))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; Binary rule", 60, 0), _1440634))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";; Binary rule", 60, 0), _1440634)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";; Binary rule", 60, 0), _1443434))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";; Binary rule", 60, 0), _1443434)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";; Binary rule", 60, 0), _1443434)
   Call: (187) [system] var('$COMMENT'(";; Binary rule", 60, 0))
   Call: (187) [system] atom('$COMMENT'(";; Binary rule", 60, 0))
   Call: (187) [system] '$COMMENT'(";; Binary rule", 60, 0)==true
   Call: (187) [system] '$COMMENT'(";; Binary rule", 60, 0)==false
   Call: (187) [system] '$COMMENT'(";; Binary rule", 60, 0)==[_1449954, _1449960]
   Call: (187) [system] is_list('$COMMENT'(";; Binary rule", 60, 0))
   Call: (187) [system] string('$COMMENT'(";; Binary rule", 60, 0))
   Call: (187) [system] compound('$COMMENT'(";; Binary rule", 60, 0))
   Exit: (187) [system] compound('$COMMENT'(";; Binary rule", 60, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";; Binary rule", 60, 0), _1454588, _1454590)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; Binary rule", 60, 0), '$COMMENT', [";; Binary rule", 60, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";; Binary rule", 60, 0], _1458330)
   Call: (188) [apply] apply:maplist_([";; Binary rule", 60, 0], _1458330, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";; Binary rule", _1460210)
   Call: (190) [system] var(";; Binary rule")
   Call: (190) [system] atom(";; Binary rule")
   Call: (190) [system] ";; Binary rule"==true
   Call: (190) [system] ";; Binary rule"==false
   Call: (190) [system] ";; Binary rule"==[_1464852, _1464858]
   Call: (190) [system] is_list(";; Binary rule")
   Call: (190) [system] string(";; Binary rule")
   Exit: (190) [system] string(";; Binary rule")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";; Binary rule")
^  Call: (190) [user] symbol(";; Binary rule")
   Call: (191) [system] atom(";; Binary rule")
   Fail: (191) [system] atom(";; Binary rule")
^  Fail: (190) [user] symbol(";; Binary rule")
   Call: (190) [system] ";; Binary rule"=_1460210
   Exit: (190) [system] ";; Binary rule"=";; Binary rule"
^  Exit: (189) [user] mfix_vars1(";; Binary rule", ";; Binary rule")
   Call: (189) [apply] apply:maplist_([60, 0], _1460212, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(60, _1478732)
   Call: (191) [system] var(60)
   Call: (191) [system] atom(60)
   Call: (191) [system] 60==true
   Call: (191) [system] 60==false
   Call: (191) [system] 60==[_1483374, _1483380]
   Call: (191) [system] is_list(60)
   Call: (191) [system] string(60)
   Call: (191) [system] compound(60)
^  Call: (191) [user] symbol(60)
   Call: (192) [system] atom(60)
   Fail: (192) [system] atom(60)
^  Fail: (191) [user] symbol(60)
   Call: (191) [system] 60=_1478732
   Exit: (191) [system] 60=60
^  Exit: (190) [user] mfix_vars1(60, 60)
   Call: (190) [apply] apply:maplist_([0], _1478734, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _1494498)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_1499140, _1499146]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_1494498
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _1494500, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([60, 0], [60, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";; Binary rule", 60, 0], [";; Binary rule", 60, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";; Binary rule", 60, 0], [";; Binary rule", 60, 0])
   Call: (187) [system] compound_name_arguments(_1443434, '$COMMENT', [";; Binary rule", 60, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; Binary rule", 60, 0), '$COMMENT', [";; Binary rule", 60, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0)))
   Call: (184) [system] '$COMMENT'(";; Binary rule", 60, 0)\=@='$COMMENT'(";; Binary rule", 60, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; Binary rule", 60, 0), _1523316))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";; Binary rule", 60, 0), _1523316))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";; Binary rule", 60, 0), _1523316)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";; Binary rule", 60, 0), _1526116))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";; Binary rule", 60, 0), _1526116)
^  Call: (186) [user] cons_to_c('$COMMENT'(";; Binary rule", 60, 0), _1526116)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0)))
   Call: (184) [system] '$COMMENT'(";; Binary rule", 60, 0)\=@='$COMMENT'(";; Binary rule", 60, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; Binary rule", 60, 0), _1437818))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";; Binary rule", 60, 0), _1437818))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";; Binary rule", 60, 0), _1437818)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";; Binary rule", 60, 0), _1540074))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";; Binary rule", 60, 0), _1540074)
^  Call: (186) [user] cons_to_l('$COMMENT'(";; Binary rule", 60, 0), _1540074)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0)))
   Call: (184) [system] '$COMMENT'(";; Binary rule", 60, 0)\=@='$COMMENT'(";; Binary rule", 60, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0)))
   Call: (178) [system] '$COMMENT'(";; Binary rule", 60, 0)\=@='$COMMENT'(";; Binary rule", 60, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; Binary rule", 60, 0), '$COMMENT'(";; Binary rule", 60, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Binary rule", 60, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Binary rule", 60, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Binary rule", 60, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; Binary rule", 60, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; Binary rule", 60, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Binary rule", 60, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Binary rule", 60, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Binary rule", 60, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; Binary rule", 60, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";; Binary rule", 60, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";; Binary rule", 60, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";; Binary rule", 60, 0)))
   Call: (169) [system] '$COMMENT'(";; Binary rule", 60, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; Binary rule", 60, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Binary rule", 60, 0)), 113]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Binary rule", 60, 0), me_synthesize_1726263785_9357412, 113)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Binary rule", 60, 0)), 113]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263797.808985)
   Call: (173) [system] arg(1, t(1726263795.049033), _3148)
   Exit: (173) [system] arg(1, t(1726263795.049033), 1726263795.049033)
   Call: (173) [system] _3158 is 1726263797.808985-1726263795.049033
   Exit: (173) [system] 2.7599520683288574 is 1726263797.808985-1726263795.049033
   Call: (173) [system] 2.7599520683288574>4
   Fail: (173) [system] 2.7599520683288574>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Binary rule", 60, 0)), 113]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 21)
   Call: (175) [system] atom(21+1)
   Call: (175) [system] set_flag(translated_forms, 22)
   Exit: (175) [system] set_flag(translated_forms, 22)
   Exit: (174) [$syspreds] update_flag(translated_forms, 21, 21+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 21, 21+1))
   Exit: (171) [$syspreds] flag(translated_forms, 21, 21+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Binary rule", 60, 0), me_synthesize_1726263785_9357412, 113)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; Binary rule"])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; Binary rule"])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Binary rule", 60, 0), me_synthesize_1726263785_9357412, 113)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Binary rule", 60, 0)), 113]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 21, 21+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Binary rule", 60, 0), me_synthesize_1726263785_9357412, 113)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 114)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 114))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 114))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _1614858)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _1622280)
   Exit: (175) [system] peek_char((0x55798e5fad60), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _1630618)
   Exit: (177) [system] peek_char((0x55798e5fad60), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _1633404=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _1635272, _1635274, _1635276, _1635278), read_sexpr((0x55798e5fad60), _1635290), assertz(metta_file_comment(_1635272, _1635274, _1635276, _1635290, _1635278))))
^  Call: (179) [user] read_position((0x55798e5fad60), _1635272, _1635274, _1635276, _1635278)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_1635278))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_1635278))
   Exit: (181) [system] nonvar(position(_1635278))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(4730, 115, 0, 4730)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4730, 115, 0, 4730), _1635272)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _1645530)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4730, 115, 0, 4730), _1635272)
   Exit: (181) [system] arg(2, '$stream_position'(4730, 115, 0, 4730), 115)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4730, 115, 0, 4730), 115)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4730, 115, 0, 4730), _1635274)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _1652964)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4730, 115, 0, 4730), _1635274)
   Exit: (181) [system] arg(3, '$stream_position'(4730, 115, 0, 4730), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4730, 115, 0, 4730), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4730, 115, 0, 4730), _1635276)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _1660398)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4730, 115, 0, 4730), _1635276)
   Exit: (181) [system] arg(1, '$stream_position'(4730, 115, 0, 4730), 4730)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4730, 115, 0, 4730), 4730)
^  Exit: (179) [user] read_position((0x55798e5fad60), 115, 0, 4730, '$stream_position'(4730, 115, 0, 4730))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _1635290)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _1635290)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1670624)
   Exit: (182) [system] peek_char((0x55798e5fad60), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _1684778)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _1635290)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1690348)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _1704502)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _1710072)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1711930)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _1726084)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _1710072)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _1743726)
   Call: (185) [system] peek_char((0x55798e5fad60), _1744660)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _1743726=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _1710072)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_1753970, _1753972), once(user:catch(read_from_chars([=], _1710072), _1753946, fail)), '$restore_trace'(_1753970, _1753972))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_1753970, _1753972))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _1753946, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _1761470)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1763328)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _1771066)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1773770)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _1788848)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _1794418)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1796276)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _1810430)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1794418)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1816000)
   Exit: (186) [system] peek_char((0x55798e5fad60), r)
   Call: (186) [system] r=(;)
   Fail: (186) [system] r=(;)
^  Call: (186) [user] is_like_space(r)
   Call: (187) [system] char_type(r, 'white')
   Fail: (187) [system] char_type(r, 'white')
   Call: (187) [system] char_type(r, end_of_line)
   Fail: (187) [system] char_type(r, end_of_line)
   Call: (187) [system] char_type(r, space)
   Fail: (187) [system] char_type(r, space)
   Call: (187) [system] char_type(r, cntrl)
   Fail: (187) [system] char_type(r, cntrl)
^  Fail: (186) [user] is_like_space(r)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1830154)
   Exit: (185) [system] peek_char((0x55798e5fad60), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _1835724)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1837582)
   Exit: (187) [system] peek_char((0x55798e5fad60), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _1851736)
   Exit: (186) [system] get_char((0x55798e5fad60), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), r, _1835724)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _1869378)
   Call: (188) [system] peek_char((0x55798e5fad60), _1870312)
   Exit: (188) [system] peek_char((0x55798e5fad60), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_1875032, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_1875964, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55798e5fad60), b)
   Exit: (188) [system] get_char((0x55798e5fad60), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _1883314)
   Call: (189) [system] peek_char((0x55798e5fad60), _1884248)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_1888968, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _1883314=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (188) [system] _1869378=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (187) [user] classify_and_convert_charseq(r, [b], _1835724)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_1898224, _1898226), once(user:catch(read_from_chars([r, b], _1835724), _1898200, fail)), '$restore_trace'(_1898224, _1898226))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_1898224, _1898226))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _1898200, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(rb)
   Exit: (188) [system] atomic(rb)
^  Exit: (187) [user] classify_and_convert_charseq(r, [b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), rb)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _1905724)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1907582)
   Exit: (187) [system] peek_char((0x55798e5fad60), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1921736)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55798e5fad60), _1925526)
   Exit: (186) [system] get_char((0x55798e5fad60), ')')
   Call: (186) [system] _1905724=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [])
   Call: (185) [system] _1794418=[rb]
   Exit: (185) [system] [rb]=[rb]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [rb])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [rb])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _1933820)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1935678)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55798e5fad60), _1943416)
   Exit: (185) [system] get_char((0x55798e5fad60), ' ')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1946120)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _1961198)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _1966768)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1968626)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _1982780)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _1966768)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1988350)
   Exit: (187) [system] peek_char((0x55798e5fad60), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _2002504)
   Exit: (186) [system] peek_char((0x55798e5fad60), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _2008074)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _2009932)
   Exit: (188) [system] peek_char((0x55798e5fad60), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _2024086)
   Exit: (187) [system] get_char((0x55798e5fad60), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), :, _2008074)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _2041728)
   Call: (189) [system] peek_char((0x55798e5fad60), _2042662)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _2041728=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (188) [user] classify_and_convert_charseq(:, [], _2008074)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_2051972, _2051974), once(user:catch(read_from_chars([:], _2008074), _2051948, fail)), '$restore_trace'(_2051972, _2051974))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_2051972, _2051974))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _2051948, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(:)
   Exit: (189) [system] atomic(:)
^  Exit: (188) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _2059472)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _2061330)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _2069068)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _2071772)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'C')
   Call: (189) [system] 'C'=(;)
   Fail: (189) [system] 'C'=(;)
^  Call: (189) [user] is_like_space('C')
   Call: (190) [system] char_type('C', 'white')
   Fail: (190) [system] char_type('C', 'white')
   Call: (190) [system] char_type('C', end_of_line)
   Fail: (190) [system] char_type('C', end_of_line)
   Call: (190) [system] char_type('C', space)
   Fail: (190) [system] char_type('C', space)
   Call: (190) [system] char_type('C', cntrl)
   Fail: (190) [system] char_type('C', cntrl)
^  Fail: (189) [user] is_like_space('C')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _2086850)
   Exit: (187) [system] peek_char((0x55798e5fad60), 'C')
   Call: (187) [system] 'C'=')'
   Fail: (187) [system] 'C'=')'
   Call: (187) [system] 'C'=end_of_file
   Fail: (187) [system] 'C'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _2092420)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _2094278)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'C')
   Call: (189) [system] 'C'=(;)
   Fail: (189) [system] 'C'=(;)
^  Call: (189) [user] is_like_space('C')
   Call: (190) [system] char_type('C', 'white')
   Fail: (190) [system] char_type('C', 'white')
   Call: (190) [system] char_type('C', end_of_line)
   Fail: (190) [system] char_type('C', end_of_line)
   Call: (190) [system] char_type('C', space)
   Fail: (190) [system] char_type('C', space)
   Call: (190) [system] char_type('C', cntrl)
   Fail: (190) [system] char_type('C', cntrl)
^  Fail: (189) [user] is_like_space('C')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _15114)
   Exit: (188) [system] get_char((0x55798e5fad60), 'C')
   Call: (188) [system] 'C'='('
   Fail: (188) [system] 'C'='('
   Call: (188) [system] 'C'='['
   Fail: (188) [system] 'C'='['
   Call: (188) [system] 'C'='{'
   Fail: (188) [system] 'C'='{'
   Call: (188) [system] 'C'='"'
   Fail: (188) [system] 'C'='"'
   Call: (188) [system] 'C'=!
   Fail: (188) [system] 'C'=!
   Call: (188) [system] 'C'='\''
   Fail: (188) [system] 'C'='\''
   Call: (188) [system] 'C'='`'
   Fail: (188) [system] 'C'='`'
   Call: (188) [system] 'C'=end_of_file
   Fail: (188) [system] 'C'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), 'C', _3390)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _32756)
   Call: (190) [system] peek_char((0x55798e5fad60), _33690)
   Exit: (190) [system] peek_char((0x55798e5fad60), o)
^  Call: (190) [user] is_delimiter(o)
   Call: (191) [system] char_type(o, space)
   Fail: (191) [system] char_type(o, space)
   Call: (191) [system] arg(_38410, v('(', ')', end_of_file), o)
   Fail: (191) [system] arg(_39342, v('(', ')', end_of_file), o)
^  Fail: (190) [user] is_delimiter(o)
   Call: (190) [system] ')'==o
   Fail: (190) [system] ')'==o
   Call: (190) [system] get_char((0x55798e5fad60), o)
   Exit: (190) [system] get_char((0x55798e5fad60), o)
   Call: (190) [system] o=(\)
   Fail: (190) [system] o=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _46692)
   Call: (191) [system] peek_char((0x55798e5fad60), _47626)
   Exit: (191) [system] peek_char((0x55798e5fad60), n)
^  Call: (191) [user] is_delimiter(n)
   Call: (192) [system] char_type(n, space)
   Fail: (192) [system] char_type(n, space)
   Call: (192) [system] arg(_52346, v('(', ')', end_of_file), n)
   Fail: (192) [system] arg(_53278, v('(', ')', end_of_file), n)
^  Fail: (191) [user] is_delimiter(n)
   Call: (191) [system] ')'==n
   Fail: (191) [system] ')'==n
   Call: (191) [system] get_char((0x55798e5fad60), n)
   Exit: (191) [system] get_char((0x55798e5fad60), n)
   Call: (191) [system] n=(\)
   Fail: (191) [system] n=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _60628)
   Call: (192) [system] peek_char((0x55798e5fad60), _61562)
   Exit: (192) [system] peek_char((0x55798e5fad60), j)
^  Call: (192) [user] is_delimiter(j)
   Call: (193) [system] char_type(j, space)
   Fail: (193) [system] char_type(j, space)
   Call: (193) [system] arg(_66282, v('(', ')', end_of_file), j)
   Fail: (193) [system] arg(_67214, v('(', ')', end_of_file), j)
^  Fail: (192) [user] is_delimiter(j)
   Call: (192) [system] ')'==j
   Fail: (192) [system] ')'==j
   Call: (192) [system] get_char((0x55798e5fad60), j)
   Exit: (192) [system] get_char((0x55798e5fad60), j)
   Call: (192) [system] j=(\)
   Fail: (192) [system] j=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _74564)
   Call: (193) [system] peek_char((0x55798e5fad60), _75498)
   Exit: (193) [system] peek_char((0x55798e5fad60), u)
^  Call: (193) [user] is_delimiter(u)
   Call: (194) [system] char_type(u, space)
   Fail: (194) [system] char_type(u, space)
   Call: (194) [system] arg(_80218, v('(', ')', end_of_file), u)
   Fail: (194) [system] arg(_81150, v('(', ')', end_of_file), u)
^  Fail: (193) [user] is_delimiter(u)
   Call: (193) [system] ')'==u
   Fail: (193) [system] ')'==u
   Call: (193) [system] get_char((0x55798e5fad60), u)
   Exit: (193) [system] get_char((0x55798e5fad60), u)
   Call: (193) [system] u=(\)
   Fail: (193) [system] u=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _88500)
   Call: (194) [system] peek_char((0x55798e5fad60), _89434)
   Exit: (194) [system] peek_char((0x55798e5fad60), n)
^  Call: (194) [user] is_delimiter(n)
   Call: (195) [system] char_type(n, space)
   Fail: (195) [system] char_type(n, space)
   Call: (195) [system] arg(_94154, v('(', ')', end_of_file), n)
   Fail: (195) [system] arg(_95086, v('(', ')', end_of_file), n)
^  Fail: (194) [user] is_delimiter(n)
   Call: (194) [system] ')'==n
   Fail: (194) [system] ')'==n
   Call: (194) [system] get_char((0x55798e5fad60), n)
   Exit: (194) [system] get_char((0x55798e5fad60), n)
   Call: (194) [system] n=(\)
   Fail: (194) [system] n=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _102436)
   Call: (195) [system] peek_char((0x55798e5fad60), _103370)
   Exit: (195) [system] peek_char((0x55798e5fad60), c)
^  Call: (195) [user] is_delimiter(c)
   Call: (196) [system] char_type(c, space)
   Fail: (196) [system] char_type(c, space)
   Call: (196) [system] arg(_108090, v('(', ')', end_of_file), c)
   Fail: (196) [system] arg(_109022, v('(', ')', end_of_file), c)
^  Fail: (195) [user] is_delimiter(c)
   Call: (195) [system] ')'==c
   Fail: (195) [system] ')'==c
   Call: (195) [system] get_char((0x55798e5fad60), c)
   Exit: (195) [system] get_char((0x55798e5fad60), c)
   Call: (195) [system] c=(\)
   Fail: (195) [system] c=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _116372)
   Call: (196) [system] peek_char((0x55798e5fad60), _117306)
   Exit: (196) [system] peek_char((0x55798e5fad60), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_122026, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_122958, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55798e5fad60), t)
   Exit: (196) [system] get_char((0x55798e5fad60), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _130308)
   Call: (197) [system] peek_char((0x55798e5fad60), _131242)
   Exit: (197) [system] peek_char((0x55798e5fad60), i)
^  Call: (197) [user] is_delimiter(i)
   Call: (198) [system] char_type(i, space)
   Fail: (198) [system] char_type(i, space)
   Call: (198) [system] arg(_135962, v('(', ')', end_of_file), i)
   Fail: (198) [system] arg(_136894, v('(', ')', end_of_file), i)
^  Fail: (197) [user] is_delimiter(i)
   Call: (197) [system] ')'==i
   Fail: (197) [system] ')'==i
   Call: (197) [system] get_char((0x55798e5fad60), i)
   Exit: (197) [system] get_char((0x55798e5fad60), i)
   Call: (197) [system] i=(\)
   Fail: (197) [system] i=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _144244)
   Call: (198) [system] peek_char((0x55798e5fad60), _145178)
   Exit: (198) [system] peek_char((0x55798e5fad60), o)
^  Call: (198) [user] is_delimiter(o)
   Call: (199) [system] char_type(o, space)
   Fail: (199) [system] char_type(o, space)
   Call: (199) [system] arg(_149898, v('(', ')', end_of_file), o)
   Fail: (199) [system] arg(_150830, v('(', ')', end_of_file), o)
^  Fail: (198) [user] is_delimiter(o)
   Call: (198) [system] ')'==o
   Fail: (198) [system] ')'==o
   Call: (198) [system] get_char((0x55798e5fad60), o)
   Exit: (198) [system] get_char((0x55798e5fad60), o)
   Call: (198) [system] o=(\)
   Fail: (198) [system] o=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _158180)
   Call: (199) [system] peek_char((0x55798e5fad60), _159114)
   Exit: (199) [system] peek_char((0x55798e5fad60), n)
^  Call: (199) [user] is_delimiter(n)
   Call: (200) [system] char_type(n, space)
   Fail: (200) [system] char_type(n, space)
   Call: (200) [system] arg(_163834, v('(', ')', end_of_file), n)
   Fail: (200) [system] arg(_164766, v('(', ')', end_of_file), n)
^  Fail: (199) [user] is_delimiter(n)
   Call: (199) [system] ')'==n
   Fail: (199) [system] ')'==n
   Call: (199) [system] get_char((0x55798e5fad60), n)
   Exit: (199) [system] get_char((0x55798e5fad60), n)
   Call: (199) [system] n=(\)
   Fail: (199) [system] n=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _172116)
   Call: (200) [system] peek_char((0x55798e5fad60), _173050)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'E')
^  Call: (200) [user] is_delimiter('E')
   Call: (201) [system] char_type('E', space)
   Fail: (201) [system] char_type('E', space)
   Call: (201) [system] arg(_177770, v('(', ')', end_of_file), 'E')
   Fail: (201) [system] arg(_178702, v('(', ')', end_of_file), 'E')
^  Fail: (200) [user] is_delimiter('E')
   Call: (200) [system] ')'=='E'
   Fail: (200) [system] ')'=='E'
   Call: (200) [system] get_char((0x55798e5fad60), 'E')
   Exit: (200) [system] get_char((0x55798e5fad60), 'E')
   Call: (200) [system] 'E'=(\)
   Fail: (200) [system] 'E'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _186052)
   Call: (201) [system] peek_char((0x55798e5fad60), _186986)
   Exit: (201) [system] peek_char((0x55798e5fad60), l)
^  Call: (201) [user] is_delimiter(l)
   Call: (202) [system] char_type(l, space)
   Fail: (202) [system] char_type(l, space)
   Call: (202) [system] arg(_191706, v('(', ')', end_of_file), l)
   Fail: (202) [system] arg(_192638, v('(', ')', end_of_file), l)
^  Fail: (201) [user] is_delimiter(l)
   Call: (201) [system] ')'==l
   Fail: (201) [system] ')'==l
   Call: (201) [system] get_char((0x55798e5fad60), l)
   Exit: (201) [system] get_char((0x55798e5fad60), l)
   Call: (201) [system] l=(\)
   Fail: (201) [system] l=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _199988)
   Call: (202) [system] peek_char((0x55798e5fad60), _200922)
   Exit: (202) [system] peek_char((0x55798e5fad60), i)
^  Call: (202) [user] is_delimiter(i)
   Call: (203) [system] char_type(i, space)
   Fail: (203) [system] char_type(i, space)
   Call: (203) [system] arg(_205642, v('(', ')', end_of_file), i)
   Fail: (203) [system] arg(_206574, v('(', ')', end_of_file), i)
^  Fail: (202) [user] is_delimiter(i)
   Call: (202) [system] ')'==i
   Fail: (202) [system] ')'==i
   Call: (202) [system] get_char((0x55798e5fad60), i)
   Exit: (202) [system] get_char((0x55798e5fad60), i)
   Call: (202) [system] i=(\)
   Fail: (202) [system] i=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _213924)
   Call: (203) [system] peek_char((0x55798e5fad60), _214858)
   Exit: (203) [system] peek_char((0x55798e5fad60), m)
^  Call: (203) [user] is_delimiter(m)
   Call: (204) [system] char_type(m, space)
   Fail: (204) [system] char_type(m, space)
   Call: (204) [system] arg(_219578, v('(', ')', end_of_file), m)
   Fail: (204) [system] arg(_220510, v('(', ')', end_of_file), m)
^  Fail: (203) [user] is_delimiter(m)
   Call: (203) [system] ')'==m
   Fail: (203) [system] ')'==m
   Call: (203) [system] get_char((0x55798e5fad60), m)
   Exit: (203) [system] get_char((0x55798e5fad60), m)
   Call: (203) [system] m=(\)
   Fail: (203) [system] m=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _227860)
   Call: (204) [system] peek_char((0x55798e5fad60), _228794)
   Exit: (204) [system] peek_char((0x55798e5fad60), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_233514, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_234446, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55798e5fad60), i)
   Exit: (204) [system] get_char((0x55798e5fad60), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _241796)
   Call: (205) [system] peek_char((0x55798e5fad60), _242730)
   Exit: (205) [system] peek_char((0x55798e5fad60), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_247450, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_248382, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55798e5fad60), n)
   Exit: (205) [system] get_char((0x55798e5fad60), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _255732)
   Call: (206) [system] peek_char((0x55798e5fad60), _256666)
   Exit: (206) [system] peek_char((0x55798e5fad60), a)
^  Call: (206) [user] is_delimiter(a)
   Call: (207) [system] char_type(a, space)
   Fail: (207) [system] char_type(a, space)
   Call: (207) [system] arg(_261386, v('(', ')', end_of_file), a)
   Fail: (207) [system] arg(_262318, v('(', ')', end_of_file), a)
^  Fail: (206) [user] is_delimiter(a)
   Call: (206) [system] ')'==a
   Fail: (206) [system] ')'==a
   Call: (206) [system] get_char((0x55798e5fad60), a)
   Exit: (206) [system] get_char((0x55798e5fad60), a)
   Call: (206) [system] a=(\)
   Fail: (206) [system] a=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _269668)
   Call: (207) [system] peek_char((0x55798e5fad60), _270602)
   Exit: (207) [system] peek_char((0x55798e5fad60), t)
^  Call: (207) [user] is_delimiter(t)
   Call: (208) [system] char_type(t, space)
   Fail: (208) [system] char_type(t, space)
   Call: (208) [system] arg(_275322, v('(', ')', end_of_file), t)
   Fail: (208) [system] arg(_276254, v('(', ')', end_of_file), t)
^  Fail: (207) [user] is_delimiter(t)
   Call: (207) [system] ')'==t
   Fail: (207) [system] ')'==t
   Call: (207) [system] get_char((0x55798e5fad60), t)
   Exit: (207) [system] get_char((0x55798e5fad60), t)
   Call: (207) [system] t=(\)
   Fail: (207) [system] t=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _283604)
   Call: (208) [system] peek_char((0x55798e5fad60), _284538)
   Exit: (208) [system] peek_char((0x55798e5fad60), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_289258, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_290190, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55798e5fad60), i)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _297540)
   Call: (209) [system] peek_char((0x55798e5fad60), _298474)
   Exit: (209) [system] peek_char((0x55798e5fad60), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_303194, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_304126, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55798e5fad60), o)
   Exit: (209) [system] get_char((0x55798e5fad60), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _311476)
   Call: (210) [system] peek_char((0x55798e5fad60), _312410)
   Exit: (210) [system] peek_char((0x55798e5fad60), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_317130, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_318062, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55798e5fad60), n)
   Exit: (210) [system] get_char((0x55798e5fad60), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _325412)
   Call: (211) [system] peek_char((0x55798e5fad60), _326346)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (211) [user] is_delimiter('L')
   Call: (212) [system] char_type('L', space)
   Fail: (212) [system] char_type('L', space)
   Call: (212) [system] arg(_331066, v('(', ')', end_of_file), 'L')
   Fail: (212) [system] arg(_331998, v('(', ')', end_of_file), 'L')
^  Fail: (211) [user] is_delimiter('L')
   Call: (211) [system] ')'=='L'
   Fail: (211) [system] ')'=='L'
   Call: (211) [system] get_char((0x55798e5fad60), 'L')
   Exit: (211) [system] get_char((0x55798e5fad60), 'L')
   Call: (211) [system] 'L'=(\)
   Fail: (211) [system] 'L'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _339348)
   Call: (212) [system] peek_char((0x55798e5fad60), _340282)
   Exit: (212) [system] peek_char((0x55798e5fad60), e)
^  Call: (212) [user] is_delimiter(e)
   Call: (213) [system] char_type(e, space)
   Fail: (213) [system] char_type(e, space)
   Call: (213) [system] arg(_345002, v('(', ')', end_of_file), e)
   Fail: (213) [system] arg(_345934, v('(', ')', end_of_file), e)
^  Fail: (212) [user] is_delimiter(e)
   Call: (212) [system] ')'==e
   Fail: (212) [system] ')'==e
   Call: (212) [system] get_char((0x55798e5fad60), e)
   Exit: (212) [system] get_char((0x55798e5fad60), e)
   Call: (212) [system] e=(\)
   Fail: (212) [system] e=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _353284)
   Call: (213) [system] peek_char((0x55798e5fad60), _354218)
   Exit: (213) [system] peek_char((0x55798e5fad60), f)
^  Call: (213) [user] is_delimiter(f)
   Call: (214) [system] char_type(f, space)
   Fail: (214) [system] char_type(f, space)
   Call: (214) [system] arg(_358938, v('(', ')', end_of_file), f)
   Fail: (214) [system] arg(_359870, v('(', ')', end_of_file), f)
^  Fail: (213) [user] is_delimiter(f)
   Call: (213) [system] ')'==f
   Fail: (213) [system] ')'==f
   Call: (213) [system] get_char((0x55798e5fad60), f)
   Exit: (213) [system] get_char((0x55798e5fad60), f)
   Call: (213) [system] f=(\)
   Fail: (213) [system] f=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _367220)
   Call: (214) [system] peek_char((0x55798e5fad60), _368154)
   Exit: (214) [system] peek_char((0x55798e5fad60), t)
^  Call: (214) [user] is_delimiter(t)
   Call: (215) [system] char_type(t, space)
   Fail: (215) [system] char_type(t, space)
   Call: (215) [system] arg(_372874, v('(', ')', end_of_file), t)
   Fail: (215) [system] arg(_373806, v('(', ')', end_of_file), t)
^  Fail: (214) [user] is_delimiter(t)
   Call: (214) [system] ')'==t
   Fail: (214) [system] ')'==t
   Call: (214) [system] get_char((0x55798e5fad60), t)
   Exit: (214) [system] get_char((0x55798e5fad60), t)
   Call: (214) [system] t=(\)
   Fail: (214) [system] t=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _381156)
   Call: (215) [system] peek_char((0x55798e5fad60), _382090)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _381156=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (214) [system] _367220=[t]
   Exit: (214) [system] [t]=[t]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [t])
   Call: (213) [system] _353284=[f, t]
   Exit: (213) [system] [f, t]=[f, t]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [f, t])
   Call: (212) [system] _339348=[e, f, t]
   Exit: (212) [system] [e, f, t]=[e, f, t]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, f, t])
   Call: (211) [system] _325412=['L', e, f, t]
   Exit: (211) [system] ['L', e, f, t]=['L', e, f, t]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', e, f, t])
   Call: (210) [system] _311476=[n, 'L', e, f, t]
   Exit: (210) [system] [n, 'L', e, f, t]=[n, 'L', e, f, t]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'L', e, f, t])
   Call: (209) [system] _297540=[o, n, 'L', e, f, t]
   Exit: (209) [system] [o, n, 'L', e, f, t]=[o, n, 'L', e, f, t]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'L', e, f, t])
   Call: (208) [system] _283604=[i, o, n, 'L', e, f, t]
   Exit: (208) [system] [i, o, n, 'L', e, f, t]=[i, o, n, 'L', e, f, t]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'L', e, f, t])
   Call: (207) [system] _269668=[t, i, o, n, 'L', e, f, t]
   Exit: (207) [system] [t, i, o, n, 'L', e, f, t]=[t, i, o, n, 'L', e, f, t]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'L', e, f, t])
   Call: (206) [system] _255732=[a, t, i, o, n, 'L', e, f, t]
   Exit: (206) [system] [a, t, i, o, n, 'L', e, f, t]=[a, t, i, o, n, 'L', e, f, t]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n, 'L', e, f, t])
   Call: (205) [system] _241796=[n, a, t, i, o, n, 'L', e, f, t]
   Exit: (205) [system] [n, a, t, i, o, n, 'L', e, f, t]=[n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, a, t, i, o, n, 'L', e, f, t])
   Call: (204) [system] _227860=[i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (204) [system] [i, n, a, t, i, o, n, 'L', e, f, t]=[i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (203) [system] _213924=[m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (203) [system] [m, i, n, a, t, i, o, n, 'L', e, f, t]=[m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (202) [system] _199988=[i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (202) [system] [i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (201) [system] _186052=[l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (201) [system] [l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (200) [system] _172116=['E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (200) [system] ['E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=['E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), ['E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (199) [system] _158180=[n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (199) [system] [n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (198) [system] _144244=[o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (198) [system] [o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (197) [system] _130308=[i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (197) [system] [i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (196) [system] _116372=[t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (196) [system] [t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (195) [system] _102436=[c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (195) [system] [c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (194) [system] _88500=[n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (194) [system] [n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (193) [system] _74564=[u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (193) [system] [u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (192) [system] _60628=[j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (192) [system] [j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (191) [system] _46692=[n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (191) [system] [n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Call: (190) [system] _32756=[o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
   Exit: (190) [system] [o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]=[o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
^  Call: (189) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t], _3390)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_461250, _461252), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t], _3390), _461226, fail)), '$restore_trace'(_461250, _461252))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_461250, _461252))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t], _3390), _461226, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(_3390)
   Fail: (190) [system] atomic(_3390)
   Call: (190) [system] atom_chars(_3390, ['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
   Exit: (190) [system] atom_chars('ConjunctionEliminationLeft', ['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t])
^  Exit: (189) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'L', e, f, t], 'ConjunctionEliminationLeft')
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionEliminationLeft')
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionEliminationLeft')
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _470626)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _472484)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _480222)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _482926)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _498004)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _503574)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _505432)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _519586)
   Exit: (189) [system] get_char((0x55798e5fad60), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _503574)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _525156)
   Exit: (191) [system] peek_char((0x55798e5fad60), -)
   Call: (191) [system] (-)=(;)
   Fail: (191) [system] (-)=(;)
^  Call: (191) [user] is_like_space(-)
   Call: (192) [system] char_type(-, 'white')
   Fail: (192) [system] char_type(-, 'white')
   Call: (192) [system] char_type(-, end_of_line)
   Fail: (192) [system] char_type(-, end_of_line)
   Call: (192) [system] char_type(-, space)
   Fail: (192) [system] char_type(-, space)
   Call: (192) [system] char_type(-, cntrl)
   Fail: (192) [system] char_type(-, cntrl)
^  Fail: (191) [user] is_like_space(-)
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _539310)
   Exit: (190) [system] peek_char((0x55798e5fad60), -)
   Call: (190) [system] (-)=')'
   Fail: (190) [system] (-)=')'
   Call: (190) [system] (-)=end_of_file
   Fail: (190) [system] (-)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _544880)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _546738)
   Exit: (192) [system] peek_char((0x55798e5fad60), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _560892)
   Exit: (191) [system] get_char((0x55798e5fad60), -)
   Call: (191) [system] (-)='('
   Fail: (191) [system] (-)='('
   Call: (191) [system] (-)='['
   Fail: (191) [system] (-)='['
   Call: (191) [system] (-)='{'
   Fail: (191) [system] (-)='{'
   Call: (191) [system] (-)='"'
   Fail: (191) [system] (-)='"'
   Call: (191) [system] (-)=!
   Fail: (191) [system] (-)=!
   Call: (191) [system] (-)='\''
   Fail: (191) [system] (-)='\''
   Call: (191) [system] (-)='`'
   Fail: (191) [system] (-)='`'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55798e5fad60), -, _544880)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _578534)
   Call: (193) [system] peek_char((0x55798e5fad60), _579468)
   Exit: (193) [system] peek_char((0x55798e5fad60), >)
^  Call: (193) [user] is_delimiter(>)
   Call: (194) [system] char_type(>, space)
   Fail: (194) [system] char_type(>, space)
   Call: (194) [system] arg(_584188, v('(', ')', end_of_file), >)
   Fail: (194) [system] arg(_585120, v('(', ')', end_of_file), >)
^  Fail: (193) [user] is_delimiter(>)
   Call: (193) [system] ')'==(>)
   Fail: (193) [system] ')'==(>)
   Call: (193) [system] get_char((0x55798e5fad60), >)
   Exit: (193) [system] get_char((0x55798e5fad60), >)
   Call: (193) [system] (>)=(\)
   Fail: (193) [system] (>)=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _592470)
   Call: (194) [system] peek_char((0x55798e5fad60), _593404)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _592470=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (193) [system] _578534=[>]
   Exit: (193) [system] [>]=[>]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (192) [user] classify_and_convert_charseq(-, [>], _544880)
^  Call: (194) [system] setup_call_cleanup('$notrace'(_605508, _605510), once(user:catch(read_from_chars([-, >], _544880), _605484, fail)), '$restore_trace'(_605508, _605510))
^  Call: (195) [system] sig_atomic(system:'$notrace'(_605508, _605510))
^  Exit: (194) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _605484, fail)), system:'$restore_trace'(3, -1))
   Call: (193) [system] atomic(->)
   Exit: (193) [system] atomic(->)
^  Exit: (192) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (191) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _613008)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _614866)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _622604)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _625308)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _640386)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _645956)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _647814)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _661968)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _645956)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _667538)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'A')
   Call: (194) [system] 'A'=(;)
   Fail: (194) [system] 'A'=(;)
^  Call: (194) [user] is_like_space('A')
   Call: (195) [system] char_type('A', 'white')
   Fail: (195) [system] char_type('A', 'white')
   Call: (195) [system] char_type('A', end_of_line)
   Fail: (195) [system] char_type('A', end_of_line)
   Call: (195) [system] char_type('A', space)
   Fail: (195) [system] char_type('A', space)
   Call: (195) [system] char_type('A', cntrl)
   Fail: (195) [system] char_type('A', cntrl)
^  Fail: (194) [user] is_like_space('A')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _681692)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'A')
   Call: (193) [system] 'A'=')'
   Fail: (193) [system] 'A'=')'
   Call: (193) [system] 'A'=end_of_file
   Fail: (193) [system] 'A'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _687262)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _689120)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'A')
   Call: (195) [system] 'A'=(;)
   Fail: (195) [system] 'A'=(;)
^  Call: (195) [user] is_like_space('A')
   Call: (196) [system] char_type('A', 'white')
   Fail: (196) [system] char_type('A', 'white')
   Call: (196) [system] char_type('A', end_of_line)
   Fail: (196) [system] char_type('A', end_of_line)
   Call: (196) [system] char_type('A', space)
   Fail: (196) [system] char_type('A', space)
   Call: (196) [system] char_type('A', cntrl)
   Fail: (196) [system] char_type('A', cntrl)
^  Fail: (195) [user] is_like_space('A')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _703274)
   Exit: (194) [system] get_char((0x55798e5fad60), 'A')
   Call: (194) [system] 'A'='('
   Fail: (194) [system] 'A'='('
   Call: (194) [system] 'A'='['
   Fail: (194) [system] 'A'='['
   Call: (194) [system] 'A'='{'
   Fail: (194) [system] 'A'='{'
   Call: (194) [system] 'A'='"'
   Fail: (194) [system] 'A'='"'
   Call: (194) [system] 'A'=!
   Fail: (194) [system] 'A'=!
   Call: (194) [system] 'A'='\''
   Fail: (194) [system] 'A'='\''
   Call: (194) [system] 'A'='`'
   Fail: (194) [system] 'A'='`'
   Call: (194) [system] 'A'=end_of_file
   Fail: (194) [system] 'A'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), 'A', _687262)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _720916)
   Call: (196) [system] peek_char((0x55798e5fad60), _721850)
   Exit: (196) [system] peek_char((0x55798e5fad60), n)
^  Call: (196) [user] is_delimiter(n)
   Call: (197) [system] char_type(n, space)
   Fail: (197) [system] char_type(n, space)
   Call: (197) [system] arg(_726570, v('(', ')', end_of_file), n)
   Fail: (197) [system] arg(_727502, v('(', ')', end_of_file), n)
^  Fail: (196) [user] is_delimiter(n)
   Call: (196) [system] ')'==n
   Fail: (196) [system] ')'==n
   Call: (196) [system] get_char((0x55798e5fad60), n)
   Exit: (196) [system] get_char((0x55798e5fad60), n)
   Call: (196) [system] n=(\)
   Fail: (196) [system] n=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _734852)
   Call: (197) [system] peek_char((0x55798e5fad60), _735786)
   Exit: (197) [system] peek_char((0x55798e5fad60), d)
^  Call: (197) [user] is_delimiter(d)
   Call: (198) [system] char_type(d, space)
   Fail: (198) [system] char_type(d, space)
   Call: (198) [system] arg(_740506, v('(', ')', end_of_file), d)
   Fail: (198) [system] arg(_741438, v('(', ')', end_of_file), d)
^  Fail: (197) [user] is_delimiter(d)
   Call: (197) [system] ')'==d
   Fail: (197) [system] ')'==d
   Call: (197) [system] get_char((0x55798e5fad60), d)
   Exit: (197) [system] get_char((0x55798e5fad60), d)
   Call: (197) [system] d=(\)
   Fail: (197) [system] d=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _748788)
   Call: (198) [system] peek_char((0x55798e5fad60), _749722)
   Exit: (198) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (198) [user] is_delimiter('L')
   Call: (199) [system] char_type('L', space)
   Fail: (199) [system] char_type('L', space)
   Call: (199) [system] arg(_754442, v('(', ')', end_of_file), 'L')
   Fail: (199) [system] arg(_755374, v('(', ')', end_of_file), 'L')
^  Fail: (198) [user] is_delimiter('L')
   Call: (198) [system] ')'=='L'
   Fail: (198) [system] ')'=='L'
   Call: (198) [system] get_char((0x55798e5fad60), 'L')
   Exit: (198) [system] get_char((0x55798e5fad60), 'L')
   Call: (198) [system] 'L'=(\)
   Fail: (198) [system] 'L'=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _762724)
   Call: (199) [system] peek_char((0x55798e5fad60), _763658)
   Exit: (199) [system] peek_char((0x55798e5fad60), i)
^  Call: (199) [user] is_delimiter(i)
   Call: (200) [system] char_type(i, space)
   Fail: (200) [system] char_type(i, space)
   Call: (200) [system] arg(_768378, v('(', ')', end_of_file), i)
   Fail: (200) [system] arg(_769310, v('(', ')', end_of_file), i)
^  Fail: (199) [user] is_delimiter(i)
   Call: (199) [system] ')'==i
   Fail: (199) [system] ')'==i
   Call: (199) [system] get_char((0x55798e5fad60), i)
   Exit: (199) [system] get_char((0x55798e5fad60), i)
   Call: (199) [system] i=(\)
   Fail: (199) [system] i=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _776660)
   Call: (200) [system] peek_char((0x55798e5fad60), _777594)
   Exit: (200) [system] peek_char((0x55798e5fad60), n)
^  Call: (200) [user] is_delimiter(n)
   Call: (201) [system] char_type(n, space)
   Fail: (201) [system] char_type(n, space)
   Call: (201) [system] arg(_782314, v('(', ')', end_of_file), n)
   Fail: (201) [system] arg(_783246, v('(', ')', end_of_file), n)
^  Fail: (200) [user] is_delimiter(n)
   Call: (200) [system] ')'==n
   Fail: (200) [system] ')'==n
   Call: (200) [system] get_char((0x55798e5fad60), n)
   Exit: (200) [system] get_char((0x55798e5fad60), n)
   Call: (200) [system] n=(\)
   Fail: (200) [system] n=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _790596)
   Call: (201) [system] peek_char((0x55798e5fad60), _791530)
   Exit: (201) [system] peek_char((0x55798e5fad60), k)
^  Call: (201) [user] is_delimiter(k)
   Call: (202) [system] char_type(k, space)
   Fail: (202) [system] char_type(k, space)
   Call: (202) [system] arg(_796250, v('(', ')', end_of_file), k)
   Fail: (202) [system] arg(_797182, v('(', ')', end_of_file), k)
^  Fail: (201) [user] is_delimiter(k)
   Call: (201) [system] ')'==k
   Fail: (201) [system] ')'==k
   Call: (201) [system] get_char((0x55798e5fad60), k)
   Exit: (201) [system] get_char((0x55798e5fad60), k)
   Call: (201) [system] k=(\)
   Fail: (201) [system] k=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _804532)
   Call: (202) [system] peek_char((0x55798e5fad60), _805466)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _804532=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (201) [system] _790596=[k]
   Exit: (201) [system] [k]=[k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (200) [system] _776660=[n, k]
   Exit: (200) [system] [n, k]=[n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (199) [system] _762724=[i, n, k]
   Exit: (199) [system] [i, n, k]=[i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (198) [system] _748788=['L', i, n, k]
   Exit: (198) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (197) [system] _734852=[d, 'L', i, n, k]
   Exit: (197) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (196) [system] _720916=[n, d, 'L', i, n, k]
   Exit: (196) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (195) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _687262)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_831540, _831542), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _687262), _831516, fail)), '$restore_trace'(_831540, _831542))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_831540, _831542))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _687262), _831516, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(_687262)
   Fail: (196) [system] atomic(_687262)
   Call: (196) [system] atom_chars(_687262, ['A', n, d, 'L', i, n, k])
   Exit: (196) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (195) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _840916)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _842774)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _850512)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _853216)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _868294)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _873864)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _875722)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _889876)
   Exit: (195) [system] get_char((0x55798e5fad60), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _873864)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _907518)
   Call: (197) [system] peek_char((0x55798e5fad60), _908452)
   Exit: (197) [system] peek_char((0x55798e5fad60), p)
^  Call: (197) [user] is_delimiter(p)
   Call: (198) [system] char_type(p, space)
   Fail: (198) [system] char_type(p, space)
   Call: (198) [system] arg(_913172, v('(', ')', end_of_file), p)
   Fail: (198) [system] arg(_914104, v('(', ')', end_of_file), p)
^  Fail: (197) [user] is_delimiter(p)
   Call: (197) [system] ')'==p
   Fail: (197) [system] ')'==p
   Call: (197) [system] get_char((0x55798e5fad60), p)
   Exit: (197) [system] get_char((0x55798e5fad60), p)
   Call: (197) [system] p=(\)
   Fail: (197) [system] p=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _921454)
   Call: (198) [system] peek_char((0x55798e5fad60), _922388)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _921454=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (197) [system] _907518=[p]
   Exit: (197) [system] [p]=[p]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [p])
^  Call: (196) [user] classify_and_convert_charseq($, [p], _873864)
   Call: (197) [system] atom_chars(_934466, ['_', p])
   Exit: (197) [system] atom_chars('_p', ['_', p])
^  Exit: (196) [user] classify_and_convert_charseq($, [p], _p)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _p)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), _p)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _939130)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _940988)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _948726)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _951430)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _966508)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _972078)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _973936)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _988090)
   Exit: (196) [system] get_char((0x55798e5fad60), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _972078)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1005732)
   Call: (198) [system] peek_char((0x55798e5fad60), _1006666)
   Exit: (198) [system] peek_char((0x55798e5fad60), q)
^  Call: (198) [user] is_delimiter(q)
   Call: (199) [system] char_type(q, space)
   Fail: (199) [system] char_type(q, space)
   Call: (199) [system] arg(_1011386, v('(', ')', end_of_file), q)
   Fail: (199) [system] arg(_1012318, v('(', ')', end_of_file), q)
^  Fail: (198) [user] is_delimiter(q)
   Call: (198) [system] ')'==q
   Fail: (198) [system] ')'==q
   Call: (198) [system] get_char((0x55798e5fad60), q)
   Exit: (198) [system] get_char((0x55798e5fad60), q)
   Call: (198) [system] q=(\)
   Fail: (198) [system] q=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1019668)
   Call: (199) [system] peek_char((0x55798e5fad60), _1020602)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1025322, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1019668=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (198) [system] _1005732=[q]
   Exit: (198) [system] [q]=[q]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [q])
^  Call: (197) [user] classify_and_convert_charseq($, [q], _972078)
   Call: (198) [system] atom_chars(_1034552, ['_', q])
   Exit: (198) [system] atom_chars('_q', ['_', q])
^  Exit: (197) [user] classify_and_convert_charseq($, [q], _q)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _q)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), _q)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1039216)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1041074)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1055228)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _1059018)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _1039216=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _939130=[_q]
   Exit: (195) [system] [_q]=[_q]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [_q])
   Call: (194) [system] _840916=[_p, _q]
   Exit: (194) [system] [_p, _q]=[_p, _q]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [_p, _q])
   Call: (193) [system] _645956=['AndLink', _p, _q]
   Exit: (193) [system] ['AndLink', _p, _q]=['AndLink', _p, _q]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), ['AndLink', _p, _q])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', _p, _q])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1072900)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1074758)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1082496)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1085200)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1100278)
   Exit: (192) [system] peek_char((0x55798e5fad60), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1105848)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1107706)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1121860)
   Exit: (193) [system] get_char((0x55798e5fad60), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _1105848)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1139502)
   Call: (195) [system] peek_char((0x55798e5fad60), _1140436)
   Exit: (195) [system] peek_char((0x55798e5fad60), p)
^  Call: (195) [user] is_delimiter(p)
   Call: (196) [system] char_type(p, space)
   Fail: (196) [system] char_type(p, space)
   Call: (196) [system] arg(_1145156, v('(', ')', end_of_file), p)
   Fail: (196) [system] arg(_1146088, v('(', ')', end_of_file), p)
^  Fail: (195) [user] is_delimiter(p)
   Call: (195) [system] ')'==p
   Fail: (195) [system] ')'==p
   Call: (195) [system] get_char((0x55798e5fad60), p)
   Exit: (195) [system] get_char((0x55798e5fad60), p)
   Call: (195) [system] p=(\)
   Fail: (195) [system] p=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1153438)
   Call: (196) [system] peek_char((0x55798e5fad60), _1154372)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_1159092, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _1153438=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _1139502=[p]
   Exit: (195) [system] [p]=[p]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [p])
^  Call: (194) [user] classify_and_convert_charseq($, [p], _1105848)
   Call: (195) [system] atom_chars(_1168322, ['_', p])
   Exit: (195) [system] atom_chars('_p', ['_', p])
^  Exit: (194) [user] classify_and_convert_charseq($, [p], _p)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _p)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), _p)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1172986)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1174844)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1188998)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _1192788)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _1172986=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _1072900=[_p]
   Exit: (192) [system] [_p]=[_p]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [_p])
   Call: (191) [system] _613008=[['AndLink', _p, _q], _p]
   Exit: (191) [system] [['AndLink', _p, _q], _p]=[['AndLink', _p, _q], _p]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [['AndLink', _p, _q], _p])
   Call: (190) [system] _503574=[->, ['AndLink', _p, _q], _p]
   Exit: (190) [system] [->, ['AndLink', _p, _q], _p]=[->, ['AndLink', _p, _q], _p]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [->, ['AndLink', _p, _q], _p])
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), [->, ['AndLink', _p, _q], _p])
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _1206670)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1208528)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1222682)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _1226472)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _1206670=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _470626=[[->, ['AndLink', _p, _q], _p]]
   Exit: (188) [system] [[->, ['AndLink', _p, _q], _p]]=[[->, ['AndLink', _p, _q], _p]]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [[->, ['AndLink', _p, _q], _p]])
   Call: (187) [system] _3386=['ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]
   Exit: (187) [system] ['ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]=['ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), ['ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]])
   Call: (186) [system] _3378=[:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]
   Exit: (186) [system] [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]=[:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1240354)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1242212)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1256366)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _1260156)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _1240354=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _3374=[[:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]
   Exit: (184) [system] [[:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]=[[:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [[:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]])
   Call: (183) [system] _3362=[[rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]
   Exit: (183) [system] [[rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]=[[rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]])
   Call: (182) [system] _3322=[=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]
   Exit: (182) [system] [=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]=[=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]])
^  Call: (179) [user] assertz(metta_file_comment(115, 0, 4730, [=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]], '$stream_position'(4730, 115, 0, 4730)))
^  Exit: (179) [user] assertz(metta_file_comment(115, 0, 4730, [=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]], '$stream_position'(4730, 115, 0, 4730)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 115, 0, 4730, '$stream_position'(4730, 115, 0, 4730)), read_sexpr((0x55798e5fad60), [=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]]), assertz(metta_file_comment(115, 0, 4730, [=, [rb], [:, 'ConjunctionEliminationLeft', [->, ['AndLink', _p, _q], _p]]], '$stream_position'(4730, 115, 0, 4730)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1278674, _1278676, _1278678, _1278680, _1278682))
^  Exit: (177) [user] retract(metta_file_comment(60, 0, 2034, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], '$stream_position'(2034, 60, 0, 2034)))
^  Call: (177) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _3084)
^  Call: (178) [user] once(call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1281974))
^  Call: (179) [user] call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1281974)
^  Call: (180) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1281974)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1284790))
^  Call: (182) [user] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1284790))
^  Call: (183) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1284790)
^  Call: (184) [user] once(call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1287590))
^  Call: (185) [user] call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1287590)
^  Call: (186) [user] mfix_vars1([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1287590)
   Call: (187) [system] var([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Call: (187) [system] atom([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]==true
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]==false
   Call: (187) [system] (=)=='['
   Call: (187) [system] (=)=='{'
   Call: (187) [system] is_list([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Exit: (187) [system] is_list([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Call: (187) [lists] lists:last([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1297812)
   Call: (188) [lists] lists:last_([['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [synthesize, _query, _kb, _rb, ['S', _k]], _1297812)
   Call: (189) [lists] lists:last_([], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], _1297812)
   Exit: (189) [lists] lists:last_([], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
   Exit: (188) [lists] lists:last_([['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
   Exit: (187) [lists] lists:last([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
   Call: (187) [system] ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]=='}'
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]==[_1304328, _1304334]
   Call: (187) [system] fail
   Call: (187) [system] is_list([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Exit: (187) [system] is_list([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Call: (187) [user] apply:maplist(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1287590)
   Call: (188) [apply] apply:maplist_([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1287590, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(=, _1309908)
   Call: (190) [system] var(=)
   Call: (190) [system] atom(=)
   Exit: (190) [system] atom(=)
^  Call: (190) [user] symbol_concat($, _1313616, =)
   Call: (191) [system] atom_concat($, _1313616, =)
   Fail: (191) [system] atom_concat($, _1313616, =)
^  Fail: (190) [user] symbol_concat($, _1313616, =)
   Call: (190) [system] (=)==true
   Call: (190) [system] (=)==false
   Call: (190) [system] (=)==[_1319204, _1319210]
   Call: (190) [system] is_list(=)
   Call: (190) [system] string(=)
   Call: (190) [system] compound(=)
^  Call: (190) [user] symbol(=)
   Call: (191) [system] atom(=)
   Exit: (191) [system] atom(=)
^  Exit: (190) [user] symbol(=)
^  Exit: (189) [user] mfix_vars1(=, =)
   Call: (189) [apply] apply:maplist_([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1309910, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1([synthesize, _query, _kb, _rb, ['S', _k]], _1328472)
   Call: (191) [system] var([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (191) [system] atom([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==true
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==false
   Call: (191) [system] synthesize=='['
   Call: (191) [system] synthesize=='{'
   Call: (191) [system] is_list([_query, _kb, _rb, ['S', _k]])
   Exit: (191) [system] is_list([_query, _kb, _rb, ['S', _k]])
   Call: (191) [lists] lists:last([_query, _kb, _rb, ['S', _k]], _1336816)
   Call: (192) [lists] lists:last_([_kb, _rb, ['S', _k]], _query, _1336816)
   Call: (193) [lists] lists:last_([_rb, ['S', _k]], _kb, _1336816)
   Call: (194) [lists] lists:last_([['S', _k]], _rb, _1336816)
   Call: (195) [lists] lists:last_([], ['S', _k], _1336816)
   Exit: (195) [lists] lists:last_([], ['S', _k], ['S', _k])
   Exit: (194) [lists] lists:last_([['S', _k]], _rb, ['S', _k])
   Exit: (193) [lists] lists:last_([_rb, ['S', _k]], _kb, ['S', _k])
   Exit: (192) [lists] lists:last_([_kb, _rb, ['S', _k]], _query, ['S', _k])
   Exit: (191) [lists] lists:last([_query, _kb, _rb, ['S', _k]], ['S', _k])
   Call: (191) [system] ['S', _k]=='}'
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==[_1347060, _1347066]
   Call: (191) [system] fail
   Call: (191) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (191) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (191) [user] apply:maplist(mfix_vars1, [synthesize, _query, _kb, _rb, ['S', _k]], _1328472)
   Call: (192) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], _1328472, user:mfix_vars1)
^  Call: (193) [user] mfix_vars1(synthesize, _1352640)
   Call: (194) [system] var(synthesize)
   Call: (194) [system] atom(synthesize)
   Exit: (194) [system] atom(synthesize)
^  Call: (194) [user] symbol_concat($, _1356348, synthesize)
   Call: (195) [system] atom_concat($, _1356348, synthesize)
   Fail: (195) [system] atom_concat($, _1356348, synthesize)
^  Fail: (194) [user] symbol_concat($, _1356348, synthesize)
   Call: (194) [system] synthesize==true
   Call: (194) [system] synthesize==false
   Call: (194) [system] synthesize==[_1361936, _1361942]
   Call: (194) [system] is_list(synthesize)
   Call: (194) [system] string(synthesize)
   Call: (194) [system] compound(synthesize)
^  Call: (194) [user] symbol(synthesize)
   Call: (195) [system] atom(synthesize)
   Exit: (195) [system] atom(synthesize)
^  Exit: (194) [user] symbol(synthesize)
^  Exit: (193) [user] mfix_vars1(synthesize, synthesize)
   Call: (193) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], _1352642, user:mfix_vars1)
^  Call: (194) [user] mfix_vars1(_query, _1371204)
   Call: (195) [system] var(_query)
   Call: (195) [system] atom(_query)
   Call: (195) [system] _query==true
   Call: (195) [system] _query==false
   Call: (195) [system] _query==[_1375846, _1375852]
   Call: (195) [system] is_list(_query)
   Call: (195) [system] string(_query)
   Call: (195) [system] compound(_query)
   Exit: (195) [system] compound(_query)
   Call: (195) [system] compound_name_arguments(_query, _1380480, _1380482)
   Exit: (195) [system] compound_name_arguments(_query, '$VAR', ['_query'])
   Call: (195) [system] '$VAR'\=='$VAR'
^  Exit: (183) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1386074))
^  Call: (182) [user] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1386074))
^  Call: (183) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1386074)
^  Call: (184) [user] once(call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1388874))
^  Call: (185) [user] call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1388874)
^  Call: (186) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1388874)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (185) [system] call(user:cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (184) [system] once(user:call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
   Call: (184) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1281974))
^  Call: (182) [user] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1281974))
^  Call: (183) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1281974)
^  Call: (184) [user] once(call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1402832))
^  Call: (185) [user] call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1402832)
^  Call: (186) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1402832)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (185) [system] call(user:cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (184) [system] once(user:call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
   Call: (184) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
^  Exit: (180) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (179) [system] call(user:untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (178) [system] once(user:call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
   Call: (178) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]
^  Exit: (177) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (171) [user] read_sform((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]))
   Call: (169) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]==end_of_file
   Fail: (169) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]), 114]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], me_synthesize_1726263785_9357412, 114)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]), 114]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263798.0625007)
   Call: (173) [system] arg(1, t(1726263795.049033), _3148)
   Exit: (173) [system] arg(1, t(1726263795.049033), 1726263795.049033)
   Call: (173) [system] _3158 is 1726263798.0625007-1726263795.049033
   Exit: (173) [system] 3.013467788696289 is 1726263798.0625007-1726263795.049033
   Call: (173) [system] 3.013467788696289>4
   Fail: (173) [system] 3.013467788696289>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]), 114]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 22)
   Call: (175) [system] atom(22+1)
   Call: (175) [system] set_flag(translated_forms, 23)
   Exit: (175) [system] set_flag(translated_forms, 23)
   Exit: (174) [$syspreds] update_flag(translated_forms, 22, 22+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 22, 22+1))
   Exit: (171) [$syspreds] flag(translated_forms, 22, 22+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], me_synthesize_1726263785_9357412, 114)
^  Call: (172) [user] s2t_iz(me_synthesize_1726263785_9357412, _1454302, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1454304)
   Call: (173) [system] (=)==(:)
^  Call: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1454304)
   Call: (174) [system] compound([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Exit: (174) [system] compound([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Call: (174) [user] s2t(=, _1458954)
   Call: (175) [system] compound(=)
   Call: (175) [system] (=)=_1458954
   Exit: (175) [system] (=)=(=)
^  Exit: (174) [user] s2t(=, =)
^  Call: (174) [user] s2tl([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1458956)
   Call: (175) [system] compound([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Exit: (175) [system] compound([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Call: (175) [user] s2t([synthesize, _query, _kb, _rb, ['S', _k]], _1466372)
   Call: (176) [system] compound([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (176) [system] compound([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (176) [system] synthesize==(->)
   Call: (176) [system] synthesize=='Cons'
   Call: (176) [system] synthesize==(=)
   Call: (176) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (176) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (176) [user] apply:maplist(s2t, [synthesize, _query, _kb, _rb, ['S', _k]], _1473784)
   Call: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], _1473784, user:s2t)
^  Call: (178) [user] s2t(synthesize, _1475664)
   Call: (179) [system] compound(synthesize)
   Call: (179) [system] synthesize=_1475664
   Exit: (179) [system] synthesize=synthesize
^  Exit: (178) [user] s2t(synthesize, synthesize)
   Call: (178) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], _1475666, user:s2t)
^  Call: (179) [user] s2t(_query, _1481238)
   Call: (180) [system] compound(_query)
   Exit: (180) [system] compound(_query)
   Call: (180) [system] is_list(_query)
^  Call: (180) [user] s2tl(_query, _1481238)
   Call: (181) [system] compound(_query)
   Exit: (181) [system] compound(_query)
^  Exit: (180) [user] s2tl(_query, _query)
^  Exit: (179) [user] s2t(_query, _query)
   Call: (179) [apply] apply:maplist_([_kb, _rb, ['S', _k]], _1481240, user:s2t)
^  Call: (180) [user] s2t(_kb, _1490508)
   Call: (181) [system] compound(_kb)
   Exit: (181) [system] compound(_kb)
   Call: (181) [system] is_list(_kb)
^  Call: (181) [user] s2tl(_kb, _1490508)
   Call: (182) [system] compound(_kb)
   Exit: (182) [system] compound(_kb)
^  Exit: (181) [user] s2tl(_kb, _kb)
^  Exit: (180) [user] s2t(_kb, _kb)
   Call: (180) [apply] apply:maplist_([_rb, ['S', _k]], _1490510, user:s2t)
^  Call: (181) [user] s2t(_rb, _1499778)
   Call: (182) [system] compound(_rb)
   Exit: (182) [system] compound(_rb)
   Call: (182) [system] is_list(_rb)
^  Call: (182) [user] s2tl(_rb, _1499778)
   Call: (183) [system] compound(_rb)
   Exit: (183) [system] compound(_rb)
^  Exit: (182) [user] s2tl(_rb, _rb)
^  Exit: (181) [user] s2t(_rb, _rb)
   Call: (181) [apply] apply:maplist_([['S', _k]], _1499780, user:s2t)
^  Call: (182) [user] s2t(['S', _k], _1509048)
   Call: (183) [system] compound(['S', _k])
   Exit: (183) [system] compound(['S', _k])
   Call: (183) [system] 'S'==(->)
   Call: (183) [system] 'S'=='Cons'
   Call: (183) [system] 'S'==(=)
   Call: (183) [system] is_list(['S', _k])
   Exit: (183) [system] is_list(['S', _k])
^  Call: (183) [user] apply:maplist(s2t, ['S', _k], _1516460)
   Call: (184) [apply] apply:maplist_(['S', _k], _1516460, user:s2t)
^  Call: (185) [user] s2t('S', _1518340)
   Call: (186) [system] compound('S')
   Call: (186) [system] 'S'=_1518340
   Exit: (186) [system] 'S'='S'
^  Exit: (185) [user] s2t('S', 'S')
   Call: (185) [apply] apply:maplist_([_k], _1518342, user:s2t)
^  Call: (186) [user] s2t(_k, _1523914)
   Call: (187) [system] compound(_k)
   Exit: (187) [system] compound(_k)
   Call: (187) [system] is_list(_k)
^  Call: (187) [user] s2tl(_k, _1523914)
   Call: (188) [system] compound(_k)
   Exit: (188) [system] compound(_k)
^  Exit: (187) [user] s2tl(_k, _k)
^  Exit: (186) [user] s2t(_k, _k)
   Call: (186) [apply] apply:maplist_([], _1523916, user:s2t)
   Exit: (186) [apply] apply:maplist_([], [], user:s2t)
   Exit: (185) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (184) [apply] apply:maplist_(['S', _k], ['S', _k], user:s2t)
^  Exit: (183) [apply] apply:maplist(user:s2t, ['S', _k], ['S', _k])
   Call: (183) [system] compound_name_arguments(_1509048, t, ['S', _k])
   Exit: (183) [system] compound_name_arguments(t('S', _k), t, ['S', _k])
^  Exit: (182) [user] s2t(['S', _k], t('S', _k))
   Call: (182) [apply] apply:maplist_([], _1509050, user:s2t)
   Exit: (182) [apply] apply:maplist_([], [], user:s2t)
   Exit: (181) [apply] apply:maplist_([['S', _k]], [t('S', _k)], user:s2t)
   Exit: (180) [apply] apply:maplist_([_rb, ['S', _k]], [_rb, t('S', _k)], user:s2t)
   Exit: (179) [apply] apply:maplist_([_kb, _rb, ['S', _k]], [_kb, _rb, t('S', _k)], user:s2t)
   Exit: (178) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], [_query, _kb, _rb, t('S', _k)], user:s2t)
   Exit: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], [synthesize, _query, _kb, _rb, t('S', _k)], user:s2t)
^  Exit: (176) [apply] apply:maplist(user:s2t, [synthesize, _query, _kb, _rb, ['S', _k]], [synthesize, _query, _kb, _rb, t('S', _k)])
   Call: (176) [system] compound_name_arguments(_1466372, t, [synthesize, _query, _kb, _rb, t('S', _k)])
   Exit: (176) [system] compound_name_arguments(t(synthesize, _query, _kb, _rb, t('S', _k)), t, [synthesize, _query, _kb, _rb, t('S', _k)])
^  Exit: (175) [user] s2t([synthesize, _query, _kb, _rb, ['S', _k]], t(synthesize, _query, _kb, _rb, t('S', _k)))
^  Call: (175) [user] s2tl([['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], _1466374)
   Call: (176) [system] compound([['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
   Exit: (176) [system] compound([['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]])
^  Call: (176) [user] s2t(['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], _1552758)
   Call: (177) [system] compound(['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
   Exit: (177) [system] compound(['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
   Call: (177) [system] 'let*'==(->)
   Call: (177) [system] 'let*'=='Cons'
   Call: (177) [system] 'let*'==(=)
   Call: (177) [system] is_list(['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
   Exit: (177) [system] is_list(['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query])
^  Call: (177) [user] apply:maplist(s2t, ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], _1560170)
   Call: (178) [apply] apply:maplist_(['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], _1560170, user:s2t)
^  Call: (179) [user] s2t('let*', _1562050)
   Call: (180) [system] compound('let*')
   Call: (180) [system] 'let*'=_1562050
   Exit: (180) [system] 'let*'='let*'
^  Exit: (179) [user] s2t('let*', 'let*')
   Call: (179) [apply] apply:maplist_([[[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], _1562052, user:s2t)
^  Call: (180) [user] s2t([[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _1567624)
   Call: (181) [system] compound([[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
   Exit: (181) [system] compound([[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]]==(->)
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]]=='Cons'
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]]==(=)
   Call: (181) [system] is_list([[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
   Exit: (181) [system] is_list([[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]])
^  Call: (181) [user] apply:maplist(s2t, [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _1575036)
   Call: (182) [apply] apply:maplist_([[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _1575036, user:s2t)
^  Call: (183) [user] s2t([[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], _1576916)
   Call: (184) [system] compound([[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]])
   Exit: (184) [system] compound([[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]])
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _conclusion]]==(->)
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _conclusion]]=='Cons'
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _conclusion]]==(=)
   Call: (184) [system] is_list([[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]])
   Exit: (184) [system] is_list([[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]])
^  Call: (184) [user] apply:maplist(s2t, [[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], _1584328)
   Call: (185) [apply] apply:maplist_([[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], _1584328, user:s2t)
^  Call: (186) [user] s2t([:, _ructor, [->, _premise1, _premise2, _conclusion]], _1586208)
   Call: (187) [system] compound([:, _ructor, [->, _premise1, _premise2, _conclusion]])
   Exit: (187) [system] compound([:, _ructor, [->, _premise1, _premise2, _conclusion]])
   Call: (187) [system] (:)==(->)
   Call: (187) [system] (:)=='Cons'
   Call: (187) [system] (:)==(=)
   Call: (187) [system] is_list([:, _ructor, [->, _premise1, _premise2, _conclusion]])
   Exit: (187) [system] is_list([:, _ructor, [->, _premise1, _premise2, _conclusion]])
^  Call: (187) [user] apply:maplist(s2t, [:, _ructor, [->, _premise1, _premise2, _conclusion]], _1593620)
   Call: (188) [apply] apply:maplist_([:, _ructor, [->, _premise1, _premise2, _conclusion]], _1593620, user:s2t)
^  Call: (189) [user] s2t(:, _1595500)
   Call: (190) [system] compound(:)
   Call: (190) [system] (:)=_1595500
   Exit: (190) [system] (:)=(:)
^  Exit: (189) [user] s2t(:, :)
   Call: (189) [apply] apply:maplist_([_ructor, [->, _premise1, _premise2, _conclusion]], _1595502, user:s2t)
^  Call: (190) [user] s2t(_ructor, _1601074)
   Call: (191) [system] compound(_ructor)
   Exit: (191) [system] compound(_ructor)
   Call: (191) [system] is_list(_ructor)
^  Call: (191) [user] s2tl(_ructor, _1601074)
   Call: (192) [system] compound(_ructor)
   Exit: (192) [system] compound(_ructor)
^  Exit: (191) [user] s2tl(_ructor, _ructor)
^  Exit: (190) [user] s2t(_ructor, _ructor)
   Call: (190) [apply] apply:maplist_([[->, _premise1, _premise2, _conclusion]], _1601076, user:s2t)
^  Call: (191) [user] s2t([->, _premise1, _premise2, _conclusion], _1610344)
   Call: (192) [system] compound([->, _premise1, _premise2, _conclusion])
   Exit: (192) [system] compound([->, _premise1, _premise2, _conclusion])
   Call: (192) [system] (->)==(->)
   Exit: (192) [system] (->)==(->)
^  Call: (192) [user] s2tl([_premise1, _premise2, _conclusion], _1614980)
   Call: (193) [system] compound([_premise1, _premise2, _conclusion])
   Exit: (193) [system] compound([_premise1, _premise2, _conclusion])
^  Call: (193) [user] s2t(_premise1, _1617760)
   Call: (194) [system] compound(_premise1)
   Exit: (194) [system] compound(_premise1)
   Call: (194) [system] is_list(_premise1)
^  Call: (194) [user] s2tl(_premise1, _1617760)
   Call: (195) [system] compound(_premise1)
   Exit: (195) [system] compound(_premise1)
^  Exit: (194) [user] s2tl(_premise1, _premise1)
^  Exit: (193) [user] s2t(_premise1, _premise1)
^  Call: (193) [user] s2tl([_premise2, _conclusion], _1617762)
   Call: (194) [system] compound([_premise2, _conclusion])
   Exit: (194) [system] compound([_premise2, _conclusion])
^  Call: (194) [user] s2t(_premise2, _1628874)
   Call: (195) [system] compound(_premise2)
   Exit: (195) [system] compound(_premise2)
   Call: (195) [system] is_list(_premise2)
^  Call: (195) [user] s2tl(_premise2, _1628874)
   Call: (196) [system] compound(_premise2)
   Exit: (196) [system] compound(_premise2)
^  Exit: (195) [user] s2tl(_premise2, _premise2)
^  Exit: (194) [user] s2t(_premise2, _premise2)
^  Call: (194) [user] s2tl([_conclusion], _1628876)
   Call: (195) [system] compound([_conclusion])
   Exit: (195) [system] compound([_conclusion])
^  Call: (195) [user] s2t(_conclusion, _1639988)
   Call: (196) [system] compound(_conclusion)
   Exit: (196) [system] compound(_conclusion)
   Call: (196) [system] is_list(_conclusion)
^  Call: (196) [user] s2tl(_conclusion, _1639988)
   Call: (197) [system] compound(_conclusion)
   Exit: (197) [system] compound(_conclusion)
^  Exit: (196) [user] s2tl(_conclusion, _conclusion)
^  Exit: (195) [user] s2t(_conclusion, _conclusion)
^  Call: (195) [user] s2tl([], _1639990)
   Call: (196) [system] compound([])
   Call: (196) [system] []=_1639990
   Exit: (196) [system] []=[]
^  Exit: (195) [user] s2tl([], [])
^  Exit: (194) [user] s2tl([_conclusion], [_conclusion])
^  Exit: (193) [user] s2tl([_premise2, _conclusion], [_premise2, _conclusion])
^  Exit: (192) [user] s2tl([_premise1, _premise2, _conclusion], [_premise1, _premise2, _conclusion])
   Call: (192) [system] _1610344=..[->, [_premise1, _premise2, _conclusion]]
   Exit: (192) [system] ->([_premise1, _premise2, _conclusion])=..[->, [_premise1, _premise2, _conclusion]]
^  Exit: (191) [user] s2t([->, _premise1, _premise2, _conclusion], ->([_premise1, _premise2, _conclusion]))
   Call: (191) [apply] apply:maplist_([], _1610346, user:s2t)
   Exit: (191) [apply] apply:maplist_([], [], user:s2t)
   Exit: (190) [apply] apply:maplist_([[->, _premise1, _premise2, _conclusion]], [->([_premise1, _premise2, _conclusion])], user:s2t)
   Exit: (189) [apply] apply:maplist_([_ructor, [->, _premise1, _premise2, _conclusion]], [_ructor, ->([_premise1, _premise2, _conclusion])], user:s2t)
   Exit: (188) [apply] apply:maplist_([:, _ructor, [->, _premise1, _premise2, _conclusion]], [:, _ructor, ->([_premise1, _premise2, _conclusion])], user:s2t)
^  Exit: (187) [apply] apply:maplist(user:s2t, [:, _ructor, [->, _premise1, _premise2, _conclusion]], [:, _ructor, ->([_premise1, _premise2, _conclusion])])
   Call: (187) [system] compound_name_arguments(_1586208, t, [:, _ructor, ->([_premise1, _premise2, _conclusion])])
   Exit: (187) [system] compound_name_arguments(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t, [:, _ructor, ->([_premise1, _premise2, _conclusion])])
^  Exit: (186) [user] s2t([:, _ructor, [->, _premise1, _premise2, _conclusion]], t(:, _ructor, ->([_premise1, _premise2, _conclusion])))
   Call: (186) [apply] apply:maplist_([[_rb]], _1586210, user:s2t)
^  Call: (187) [user] s2t([_rb], _1667876)
   Call: (188) [system] compound([_rb])
   Exit: (188) [system] compound([_rb])
   Call: (188) [system] _rb==(->)
   Call: (188) [system] _rb=='Cons'
   Call: (188) [system] _rb==(=)
   Call: (188) [system] is_list([_rb])
   Exit: (188) [system] is_list([_rb])
^  Call: (188) [user] apply:maplist(s2t, [_rb], _1675288)
   Call: (189) [apply] apply:maplist_([_rb], _1675288, user:s2t)
^  Call: (190) [user] s2t(_rb, _1677168)
   Call: (191) [system] compound(_rb)
   Exit: (191) [system] compound(_rb)
   Call: (191) [system] is_list(_rb)
^  Call: (191) [user] s2tl(_rb, _1677168)
   Call: (192) [system] compound(_rb)
   Exit: (192) [system] compound(_rb)
^  Exit: (191) [user] s2tl(_rb, _rb)
^  Exit: (190) [user] s2t(_rb, _rb)
   Call: (190) [apply] apply:maplist_([], _1677170, user:s2t)
   Exit: (190) [apply] apply:maplist_([], [], user:s2t)
   Exit: (189) [apply] apply:maplist_([_rb], [_rb], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [_rb], [_rb])
   Call: (188) [system] compound_name_arguments(_1667876, t, [_rb])
   Exit: (188) [system] compound_name_arguments(t(_rb), t, [_rb])
^  Exit: (187) [user] s2t([_rb], t(_rb))
   Call: (187) [apply] apply:maplist_([], _1667878, user:s2t)
   Exit: (187) [apply] apply:maplist_([], [], user:s2t)
   Exit: (186) [apply] apply:maplist_([[_rb]], [t(_rb)], user:s2t)
   Exit: (185) [apply] apply:maplist_([[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)], user:s2t)
^  Exit: (184) [apply] apply:maplist(user:s2t, [[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)])
   Call: (184) [system] compound_name_arguments(_1576916, t, [t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)])
   Exit: (184) [system] compound_name_arguments(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t, [t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)])
^  Exit: (183) [user] s2t([[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)))
   Call: (183) [apply] apply:maplist_([[[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _1576918, user:s2t)
^  Call: (184) [user] s2t([[:, [_ructor, _proof1, _proof2], _conclusion], _query], _1700432)
   Call: (185) [system] compound([[:, [_ructor, _proof1, _proof2], _conclusion], _query])
   Exit: (185) [system] compound([[:, [_ructor, _proof1, _proof2], _conclusion], _query])
   Call: (185) [system] [:, [_ructor, _proof1, _proof2], _conclusion]==(->)
   Call: (185) [system] [:, [_ructor, _proof1, _proof2], _conclusion]=='Cons'
   Call: (185) [system] [:, [_ructor, _proof1, _proof2], _conclusion]==(=)
   Call: (185) [system] is_list([[:, [_ructor, _proof1, _proof2], _conclusion], _query])
   Exit: (185) [system] is_list([[:, [_ructor, _proof1, _proof2], _conclusion], _query])
^  Call: (185) [user] apply:maplist(s2t, [[:, [_ructor, _proof1, _proof2], _conclusion], _query], _1707844)
   Call: (186) [apply] apply:maplist_([[:, [_ructor, _proof1, _proof2], _conclusion], _query], _1707844, user:s2t)
^  Call: (187) [user] s2t([:, [_ructor, _proof1, _proof2], _conclusion], _1709724)
   Call: (188) [system] compound([:, [_ructor, _proof1, _proof2], _conclusion])
   Exit: (188) [system] compound([:, [_ructor, _proof1, _proof2], _conclusion])
   Call: (188) [system] (:)==(->)
   Call: (188) [system] (:)=='Cons'
   Call: (188) [system] (:)==(=)
   Call: (188) [system] is_list([:, [_ructor, _proof1, _proof2], _conclusion])
   Exit: (188) [system] is_list([:, [_ructor, _proof1, _proof2], _conclusion])
^  Call: (188) [user] apply:maplist(s2t, [:, [_ructor, _proof1, _proof2], _conclusion], _1717136)
   Call: (189) [apply] apply:maplist_([:, [_ructor, _proof1, _proof2], _conclusion], _1717136, user:s2t)
^  Call: (190) [user] s2t(:, _1719016)
   Call: (191) [system] compound(:)
   Call: (191) [system] (:)=_1719016
   Exit: (191) [system] (:)=(:)
^  Exit: (190) [user] s2t(:, :)
   Call: (190) [apply] apply:maplist_([[_ructor, _proof1, _proof2], _conclusion], _1719018, user:s2t)
^  Call: (191) [user] s2t([_ructor, _proof1, _proof2], _1724590)
   Call: (192) [system] compound([_ructor, _proof1, _proof2])
   Exit: (192) [system] compound([_ructor, _proof1, _proof2])
   Call: (192) [system] _ructor==(->)
   Call: (192) [system] _ructor=='Cons'
   Call: (192) [system] _ructor==(=)
   Call: (192) [system] is_list([_ructor, _proof1, _proof2])
   Exit: (192) [system] is_list([_ructor, _proof1, _proof2])
^  Call: (192) [user] apply:maplist(s2t, [_ructor, _proof1, _proof2], _1732002)
   Call: (193) [apply] apply:maplist_([_ructor, _proof1, _proof2], _1732002, user:s2t)
^  Call: (194) [user] s2t(_ructor, _1733882)
   Call: (195) [system] compound(_ructor)
   Exit: (195) [system] compound(_ructor)
   Call: (195) [system] is_list(_ructor)
^  Call: (195) [user] s2tl(_ructor, _1733882)
   Call: (196) [system] compound(_ructor)
   Exit: (196) [system] compound(_ructor)
^  Exit: (195) [user] s2tl(_ructor, _ructor)
^  Exit: (194) [user] s2t(_ructor, _ructor)
   Call: (194) [apply] apply:maplist_([_proof1, _proof2], _1733884, user:s2t)
^  Call: (195) [user] s2t(_proof1, _1743152)
   Call: (196) [system] compound(_proof1)
   Exit: (196) [system] compound(_proof1)
   Call: (196) [system] is_list(_proof1)
^  Call: (196) [user] s2tl(_proof1, _1743152)
   Call: (197) [system] compound(_proof1)
   Exit: (197) [system] compound(_proof1)
^  Exit: (196) [user] s2tl(_proof1, _proof1)
^  Exit: (195) [user] s2t(_proof1, _proof1)
   Call: (195) [apply] apply:maplist_([_proof2], _1743154, user:s2t)
^  Call: (196) [user] s2t(_proof2, _1752422)
   Call: (197) [system] compound(_proof2)
   Exit: (197) [system] compound(_proof2)
   Call: (197) [system] is_list(_proof2)
^  Call: (197) [user] s2tl(_proof2, _1752422)
   Call: (198) [system] compound(_proof2)
   Exit: (198) [system] compound(_proof2)
^  Exit: (197) [user] s2tl(_proof2, _proof2)
^  Exit: (196) [user] s2t(_proof2, _proof2)
   Call: (196) [apply] apply:maplist_([], _1752424, user:s2t)
   Exit: (196) [apply] apply:maplist_([], [], user:s2t)
   Exit: (195) [apply] apply:maplist_([_proof2], [_proof2], user:s2t)
   Exit: (194) [apply] apply:maplist_([_proof1, _proof2], [_proof1, _proof2], user:s2t)
   Exit: (193) [apply] apply:maplist_([_ructor, _proof1, _proof2], [_ructor, _proof1, _proof2], user:s2t)
^  Exit: (192) [apply] apply:maplist(user:s2t, [_ructor, _proof1, _proof2], [_ructor, _proof1, _proof2])
   Call: (192) [system] compound_name_arguments(_1724590, t, [_ructor, _proof1, _proof2])
   Exit: (192) [system] compound_name_arguments(t(_ructor, _proof1, _proof2), t, [_ructor, _proof1, _proof2])
^  Exit: (191) [user] s2t([_ructor, _proof1, _proof2], t(_ructor, _proof1, _proof2))
   Call: (191) [apply] apply:maplist_([_conclusion], _1724592, user:s2t)
^  Call: (192) [user] s2t(_conclusion, _1770090)
   Call: (193) [system] compound(_conclusion)
   Exit: (193) [system] compound(_conclusion)
   Call: (193) [system] is_list(_conclusion)
^  Call: (193) [user] s2tl(_conclusion, _1770090)
   Call: (194) [system] compound(_conclusion)
   Exit: (194) [system] compound(_conclusion)
^  Exit: (193) [user] s2tl(_conclusion, _conclusion)
^  Exit: (192) [user] s2t(_conclusion, _conclusion)
   Call: (192) [apply] apply:maplist_([], _1770092, user:s2t)
   Exit: (192) [apply] apply:maplist_([], [], user:s2t)
   Exit: (191) [apply] apply:maplist_([_conclusion], [_conclusion], user:s2t)
   Exit: (190) [apply] apply:maplist_([[_ructor, _proof1, _proof2], _conclusion], [t(_ructor, _proof1, _proof2), _conclusion], user:s2t)
   Exit: (189) [apply] apply:maplist_([:, [_ructor, _proof1, _proof2], _conclusion], [:, t(_ructor, _proof1, _proof2), _conclusion], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [:, [_ructor, _proof1, _proof2], _conclusion], [:, t(_ructor, _proof1, _proof2), _conclusion])
   Call: (188) [system] compound_name_arguments(_1709724, t, [:, t(_ructor, _proof1, _proof2), _conclusion])
   Exit: (188) [system] compound_name_arguments(t(:, t(_ructor, _proof1, _proof2), _conclusion), t, [:, t(_ructor, _proof1, _proof2), _conclusion])
^  Exit: (187) [user] s2t([:, [_ructor, _proof1, _proof2], _conclusion], t(:, t(_ructor, _proof1, _proof2), _conclusion))
   Call: (187) [apply] apply:maplist_([_query], _1709726, user:s2t)
^  Call: (188) [user] s2t(_query, _1787758)
   Call: (189) [system] compound(_query)
   Exit: (189) [system] compound(_query)
   Call: (189) [system] is_list(_query)
^  Call: (189) [user] s2tl(_query, _1787758)
   Call: (190) [system] compound(_query)
   Exit: (190) [system] compound(_query)
^  Exit: (189) [user] s2tl(_query, _query)
^  Exit: (188) [user] s2t(_query, _query)
   Call: (188) [apply] apply:maplist_([], _1787760, user:s2t)
   Exit: (188) [apply] apply:maplist_([], [], user:s2t)
   Exit: (187) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (186) [apply] apply:maplist_([[:, [_ructor, _proof1, _proof2], _conclusion], _query], [t(:, t(_ructor, _proof1, _proof2), _conclusion), _query], user:s2t)
^  Exit: (185) [apply] apply:maplist(user:s2t, [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [t(:, t(_ructor, _proof1, _proof2), _conclusion), _query])
   Call: (185) [system] compound_name_arguments(_1700432, t, [t(:, t(_ructor, _proof1, _proof2), _conclusion), _query])
   Exit: (185) [system] compound_name_arguments(t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t, [t(:, t(_ructor, _proof1, _proof2), _conclusion), _query])
^  Exit: (184) [user] s2t([[:, [_ructor, _proof1, _proof2], _conclusion], _query], t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query))
   Call: (184) [apply] apply:maplist_([[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _1700434, user:s2t)
^  Call: (185) [user] s2t([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _1804492)
   Call: (186) [system] compound([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Exit: (186) [system] compound([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Call: (186) [system] [:, _proof1, _premise1]==(->)
   Call: (186) [system] [:, _proof1, _premise1]=='Cons'
   Call: (186) [system] [:, _proof1, _premise1]==(=)
   Call: (186) [system] is_list([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Exit: (186) [system] is_list([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Call: (186) [user] apply:maplist(s2t, [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _1811904)
   Call: (187) [apply] apply:maplist_([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _1811904, user:s2t)
^  Call: (188) [user] s2t([:, _proof1, _premise1], _1813784)
   Call: (189) [system] compound([:, _proof1, _premise1])
   Exit: (189) [system] compound([:, _proof1, _premise1])
   Call: (189) [system] (:)==(->)
   Call: (189) [system] (:)=='Cons'
   Call: (189) [system] (:)==(=)
   Call: (189) [system] is_list([:, _proof1, _premise1])
   Exit: (189) [system] is_list([:, _proof1, _premise1])
^  Call: (189) [user] apply:maplist(s2t, [:, _proof1, _premise1], _1821196)
   Call: (190) [apply] apply:maplist_([:, _proof1, _premise1], _1821196, user:s2t)
^  Call: (191) [user] s2t(:, _1823076)
   Call: (192) [system] compound(:)
   Call: (192) [system] (:)=_1823076
   Exit: (192) [system] (:)=(:)
^  Exit: (191) [user] s2t(:, :)
   Call: (191) [apply] apply:maplist_([_proof1, _premise1], _1823078, user:s2t)
^  Call: (192) [user] s2t(_proof1, _1828650)
   Call: (193) [system] compound(_proof1)
   Exit: (193) [system] compound(_proof1)
   Call: (193) [system] is_list(_proof1)
^  Call: (193) [user] s2tl(_proof1, _1828650)
   Call: (194) [system] compound(_proof1)
   Exit: (194) [system] compound(_proof1)
^  Exit: (193) [user] s2tl(_proof1, _proof1)
^  Exit: (192) [user] s2t(_proof1, _proof1)
   Call: (192) [apply] apply:maplist_([_premise1], _1828652, user:s2t)
^  Call: (193) [user] s2t(_premise1, _1837920)
   Call: (194) [system] compound(_premise1)
   Exit: (194) [system] compound(_premise1)
   Call: (194) [system] is_list(_premise1)
^  Call: (194) [user] s2tl(_premise1, _1837920)
   Call: (195) [system] compound(_premise1)
   Exit: (195) [system] compound(_premise1)
^  Exit: (194) [user] s2tl(_premise1, _premise1)
^  Exit: (193) [user] s2t(_premise1, _premise1)
   Call: (193) [apply] apply:maplist_([], _1837922, user:s2t)
   Exit: (193) [apply] apply:maplist_([], [], user:s2t)
   Exit: (192) [apply] apply:maplist_([_premise1], [_premise1], user:s2t)
   Exit: (191) [apply] apply:maplist_([_proof1, _premise1], [_proof1, _premise1], user:s2t)
   Exit: (190) [apply] apply:maplist_([:, _proof1, _premise1], [:, _proof1, _premise1], user:s2t)
^  Exit: (189) [apply] apply:maplist(user:s2t, [:, _proof1, _premise1], [:, _proof1, _premise1])
   Call: (189) [system] compound_name_arguments(_1813784, t, [:, _proof1, _premise1])
   Exit: (189) [system] compound_name_arguments(t(:, _proof1, _premise1), t, [:, _proof1, _premise1])
^  Exit: (188) [user] s2t([:, _proof1, _premise1], t(:, _proof1, _premise1))
   Call: (188) [apply] apply:maplist_([[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _1813786, user:s2t)
^  Call: (189) [user] s2t([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _1855588)
   Call: (190) [system] compound([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Exit: (190) [system] compound([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Call: (190) [system] synthesize==(->)
   Call: (190) [system] synthesize=='Cons'
   Call: (190) [system] synthesize==(=)
   Call: (190) [system] is_list([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Exit: (190) [system] is_list([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Call: (190) [user] apply:maplist(s2t, [synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _1863000)
   Call: (191) [apply] apply:maplist_([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _1863000, user:s2t)
^  Call: (192) [user] s2t(synthesize, _1864880)
   Call: (193) [system] compound(synthesize)
   Call: (193) [system] synthesize=_1864880
   Exit: (193) [system] synthesize=synthesize
^  Exit: (192) [user] s2t(synthesize, synthesize)
   Call: (192) [apply] apply:maplist_([[:, _proof1, _premise1], _kb, _rb, _k], _1864882, user:s2t)
^  Call: (193) [user] s2t([:, _proof1, _premise1], _1870454)
   Call: (194) [system] compound([:, _proof1, _premise1])
   Exit: (194) [system] compound([:, _proof1, _premise1])
   Call: (194) [system] (:)==(->)
   Call: (194) [system] (:)=='Cons'
   Call: (194) [system] (:)==(=)
   Call: (194) [system] is_list([:, _proof1, _premise1])
   Exit: (194) [system] is_list([:, _proof1, _premise1])
^  Call: (194) [user] apply:maplist(s2t, [:, _proof1, _premise1], _1877866)
   Call: (195) [apply] apply:maplist_([:, _proof1, _premise1], _1877866, user:s2t)
^  Call: (196) [user] s2t(:, _1879746)
   Call: (197) [system] compound(:)
   Call: (197) [system] (:)=_1879746
   Exit: (197) [system] (:)=(:)
^  Exit: (196) [user] s2t(:, :)
   Call: (196) [apply] apply:maplist_([_proof1, _premise1], _1879748, user:s2t)
^  Call: (197) [user] s2t(_proof1, _1885320)
   Call: (198) [system] compound(_proof1)
   Exit: (198) [system] compound(_proof1)
   Call: (198) [system] is_list(_proof1)
^  Call: (198) [user] s2tl(_proof1, _1885320)
   Call: (199) [system] compound(_proof1)
   Exit: (199) [system] compound(_proof1)
^  Exit: (198) [user] s2tl(_proof1, _proof1)
^  Exit: (197) [user] s2t(_proof1, _proof1)
   Call: (197) [apply] apply:maplist_([_premise1], _1885322, user:s2t)
^  Call: (198) [user] s2t(_premise1, _1894590)
   Call: (199) [system] compound(_premise1)
   Exit: (199) [system] compound(_premise1)
   Call: (199) [system] is_list(_premise1)
^  Call: (199) [user] s2tl(_premise1, _1894590)
   Call: (200) [system] compound(_premise1)
   Exit: (200) [system] compound(_premise1)
^  Exit: (199) [user] s2tl(_premise1, _premise1)
^  Exit: (198) [user] s2t(_premise1, _premise1)
   Call: (198) [apply] apply:maplist_([], _1894592, user:s2t)
   Exit: (198) [apply] apply:maplist_([], [], user:s2t)
   Exit: (197) [apply] apply:maplist_([_premise1], [_premise1], user:s2t)
   Exit: (196) [apply] apply:maplist_([_proof1, _premise1], [_proof1, _premise1], user:s2t)
   Exit: (195) [apply] apply:maplist_([:, _proof1, _premise1], [:, _proof1, _premise1], user:s2t)
^  Exit: (194) [apply] apply:maplist(user:s2t, [:, _proof1, _premise1], [:, _proof1, _premise1])
   Call: (194) [system] compound_name_arguments(_1870454, t, [:, _proof1, _premise1])
   Exit: (194) [system] compound_name_arguments(t(:, _proof1, _premise1), t, [:, _proof1, _premise1])
^  Exit: (193) [user] s2t([:, _proof1, _premise1], t(:, _proof1, _premise1))
   Call: (193) [apply] apply:maplist_([_kb, _rb, _k], _1870456, user:s2t)
^  Call: (194) [user] s2t(_kb, _1912258)
   Call: (195) [system] compound(_kb)
   Exit: (195) [system] compound(_kb)
   Call: (195) [system] is_list(_kb)
^  Call: (195) [user] s2tl(_kb, _1912258)
   Call: (196) [system] compound(_kb)
   Exit: (196) [system] compound(_kb)
^  Exit: (195) [user] s2tl(_kb, _kb)
^  Exit: (194) [user] s2t(_kb, _kb)
   Call: (194) [apply] apply:maplist_([_rb, _k], _1912260, user:s2t)
^  Call: (195) [user] s2t(_rb, _1921528)
   Call: (196) [system] compound(_rb)
   Exit: (196) [system] compound(_rb)
   Call: (196) [system] is_list(_rb)
^  Call: (196) [user] s2tl(_rb, _1921528)
   Call: (197) [system] compound(_rb)
   Exit: (197) [system] compound(_rb)
^  Exit: (196) [user] s2tl(_rb, _rb)
^  Exit: (195) [user] s2t(_rb, _rb)
   Call: (195) [apply] apply:maplist_([_k], _1921530, user:s2t)
^  Call: (196) [user] s2t(_k, _1930798)
   Call: (197) [system] compound(_k)
   Exit: (197) [system] compound(_k)
   Call: (197) [system] is_list(_k)
^  Call: (197) [user] s2tl(_k, _1930798)
   Call: (198) [system] compound(_k)
   Exit: (198) [system] compound(_k)
^  Exit: (197) [user] s2tl(_k, _k)
^  Exit: (196) [user] s2t(_k, _k)
   Call: (196) [apply] apply:maplist_([], _1930800, user:s2t)
   Exit: (196) [apply] apply:maplist_([], [], user:s2t)
   Exit: (195) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (194) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (192) [apply] apply:maplist_([[:, _proof1, _premise1], _kb, _rb, _k], [t(:, _proof1, _premise1), _kb, _rb, _k], user:s2t)
   Exit: (191) [apply] apply:maplist_([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k], user:s2t)
^  Exit: (190) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof1, _premise1], _kb, _rb, _k], [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
   Call: (190) [system] compound_name_arguments(_1855588, t, [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
   Exit: (190) [system] compound_name_arguments(t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k), t, [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
^  Exit: (189) [user] s2t([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k))
   Call: (189) [apply] apply:maplist_([], _1855590, user:s2t)
   Exit: (189) [apply] apply:maplist_([], [], user:s2t)
   Exit: (188) [apply] apply:maplist_([[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)], user:s2t)
   Exit: (187) [apply] apply:maplist_([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)], user:s2t)
^  Exit: (186) [apply] apply:maplist(user:s2t, [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
   Call: (186) [system] compound_name_arguments(_1804492, t, [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
   Exit: (186) [system] compound_name_arguments(t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t, [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
^  Exit: (185) [user] s2t([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)))
   Call: (185) [apply] apply:maplist_([[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _1804494, user:s2t)
^  Call: (186) [user] s2t([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _1957798)
   Call: (187) [system] compound([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Exit: (187) [system] compound([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Call: (187) [system] [:, _proof2, _premise2]==(->)
   Call: (187) [system] [:, _proof2, _premise2]=='Cons'
   Call: (187) [system] [:, _proof2, _premise2]==(=)
   Call: (187) [system] is_list([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Exit: (187) [system] is_list([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Call: (187) [user] apply:maplist(s2t, [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _1965210)
   Call: (188) [apply] apply:maplist_([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _1965210, user:s2t)
^  Call: (189) [user] s2t([:, _proof2, _premise2], _1967090)
   Call: (190) [system] compound([:, _proof2, _premise2])
   Exit: (190) [system] compound([:, _proof2, _premise2])
   Call: (190) [system] (:)==(->)
   Call: (190) [system] (:)=='Cons'
   Call: (190) [system] (:)==(=)
   Call: (190) [system] is_list([:, _proof2, _premise2])
   Exit: (190) [system] is_list([:, _proof2, _premise2])
^  Call: (190) [user] apply:maplist(s2t, [:, _proof2, _premise2], _1974502)
   Call: (191) [apply] apply:maplist_([:, _proof2, _premise2], _1974502, user:s2t)
^  Call: (192) [user] s2t(:, _1976382)
   Call: (193) [system] compound(:)
   Call: (193) [system] (:)=_1976382
   Exit: (193) [system] (:)=(:)
^  Exit: (192) [user] s2t(:, :)
   Call: (192) [apply] apply:maplist_([_proof2, _premise2], _1976384, user:s2t)
^  Call: (193) [user] s2t(_proof2, _1981956)
   Call: (194) [system] compound(_proof2)
   Exit: (194) [system] compound(_proof2)
   Call: (194) [system] is_list(_proof2)
^  Call: (194) [user] s2tl(_proof2, _1981956)
   Call: (195) [system] compound(_proof2)
   Exit: (195) [system] compound(_proof2)
^  Exit: (194) [user] s2tl(_proof2, _proof2)
^  Exit: (193) [user] s2t(_proof2, _proof2)
   Call: (193) [apply] apply:maplist_([_premise2], _1981958, user:s2t)
^  Call: (194) [user] s2t(_premise2, _1991226)
   Call: (195) [system] compound(_premise2)
   Exit: (195) [system] compound(_premise2)
   Call: (195) [system] is_list(_premise2)
^  Call: (195) [user] s2tl(_premise2, _1991226)
   Call: (196) [system] compound(_premise2)
   Exit: (196) [system] compound(_premise2)
^  Exit: (195) [user] s2tl(_premise2, _premise2)
^  Exit: (194) [user] s2t(_premise2, _premise2)
   Call: (194) [apply] apply:maplist_([], _1991228, user:s2t)
   Exit: (194) [apply] apply:maplist_([], [], user:s2t)
   Exit: (193) [apply] apply:maplist_([_premise2], [_premise2], user:s2t)
   Exit: (192) [apply] apply:maplist_([_proof2, _premise2], [_proof2, _premise2], user:s2t)
   Exit: (191) [apply] apply:maplist_([:, _proof2, _premise2], [:, _proof2, _premise2], user:s2t)
^  Exit: (190) [apply] apply:maplist(user:s2t, [:, _proof2, _premise2], [:, _proof2, _premise2])
   Call: (190) [system] compound_name_arguments(_1967090, t, [:, _proof2, _premise2])
   Exit: (190) [system] compound_name_arguments(t(:, _proof2, _premise2), t, [:, _proof2, _premise2])
^  Exit: (189) [user] s2t([:, _proof2, _premise2], t(:, _proof2, _premise2))
   Call: (189) [apply] apply:maplist_([[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _1967092, user:s2t)
^  Call: (190) [user] s2t([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _2008894)
   Call: (191) [system] compound([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Exit: (191) [system] compound([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Call: (191) [system] synthesize==(->)
   Call: (191) [system] synthesize=='Cons'
   Call: (191) [system] synthesize==(=)
   Call: (191) [system] is_list([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Exit: (191) [system] is_list([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Call: (191) [user] apply:maplist(s2t, [synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _2016306)
   Call: (192) [apply] apply:maplist_([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _2016306, user:s2t)
^  Call: (193) [user] s2t(synthesize, _2018186)
   Call: (194) [system] compound(synthesize)
   Call: (194) [system] synthesize=_2018186
   Exit: (194) [system] synthesize=synthesize
^  Exit: (193) [user] s2t(synthesize, synthesize)
   Call: (193) [apply] apply:maplist_([[:, _proof2, _premise2], _kb, _rb, _k], _2018188, user:s2t)
^  Call: (194) [user] s2t([:, _proof2, _premise2], _2023760)
   Call: (195) [system] compound([:, _proof2, _premise2])
   Exit: (195) [system] compound([:, _proof2, _premise2])
   Call: (195) [system] (:)==(->)
   Call: (195) [system] (:)=='Cons'
   Call: (195) [system] (:)==(=)
   Call: (195) [system] is_list([:, _proof2, _premise2])
   Exit: (195) [system] is_list([:, _proof2, _premise2])
^  Call: (195) [user] apply:maplist(s2t, [:, _proof2, _premise2], _2031172)
   Call: (196) [apply] apply:maplist_([:, _proof2, _premise2], _2031172, user:s2t)
^  Call: (197) [user] s2t(:, _2033052)
   Call: (198) [system] compound(:)
   Call: (198) [system] (:)=_2033052
   Exit: (198) [system] (:)=(:)
^  Exit: (197) [user] s2t(:, :)
   Call: (197) [apply] apply:maplist_([_proof2, _premise2], _2033054, user:s2t)
^  Call: (198) [user] s2t(_proof2, _2038626)
   Call: (199) [system] compound(_proof2)
   Exit: (199) [system] compound(_proof2)
   Call: (199) [system] is_list(_proof2)
^  Call: (199) [user] s2tl(_proof2, _2038626)
   Call: (200) [system] compound(_proof2)
   Exit: (200) [system] compound(_proof2)
^  Exit: (199) [user] s2tl(_proof2, _proof2)
^  Exit: (198) [user] s2t(_proof2, _proof2)
   Call: (198) [apply] apply:maplist_([_premise2], _2038628, user:s2t)
^  Call: (199) [user] s2t(_premise2, _2047896)
   Call: (200) [system] compound(_premise2)
   Exit: (200) [system] compound(_premise2)
   Call: (200) [system] is_list(_premise2)
^  Call: (200) [user] s2tl(_premise2, _2047896)
   Call: (201) [system] compound(_premise2)
   Exit: (201) [system] compound(_premise2)
^  Exit: (200) [user] s2tl(_premise2, _premise2)
^  Exit: (199) [user] s2t(_premise2, _premise2)
   Call: (199) [apply] apply:maplist_([], _2047898, user:s2t)
   Exit: (199) [apply] apply:maplist_([], [], user:s2t)
   Exit: (198) [apply] apply:maplist_([_premise2], [_premise2], user:s2t)
   Exit: (197) [apply] apply:maplist_([_proof2, _premise2], [_proof2, _premise2], user:s2t)
   Exit: (196) [apply] apply:maplist_([:, _proof2, _premise2], [:, _proof2, _premise2], user:s2t)
^  Exit: (195) [apply] apply:maplist(user:s2t, [:, _proof2, _premise2], [:, _proof2, _premise2])
   Call: (195) [system] compound_name_arguments(_2023760, t, [:, _proof2, _premise2])
   Exit: (195) [system] compound_name_arguments(t(:, _proof2, _premise2), t, [:, _proof2, _premise2])
^  Exit: (194) [user] s2t([:, _proof2, _premise2], t(:, _proof2, _premise2))
   Call: (194) [apply] apply:maplist_([_kb, _rb, _k], _2023762, user:s2t)
^  Call: (195) [user] s2t(_kb, _2065564)
   Call: (196) [system] compound(_kb)
   Exit: (196) [system] compound(_kb)
   Call: (196) [system] is_list(_kb)
^  Call: (196) [user] s2tl(_kb, _2065564)
   Call: (197) [system] compound(_kb)
   Exit: (197) [system] compound(_kb)
^  Exit: (196) [user] s2tl(_kb, _kb)
^  Exit: (195) [user] s2t(_kb, _kb)
   Call: (195) [apply] apply:maplist_([_rb, _k], _2065566, user:s2t)
^  Call: (196) [user] s2t(_rb, _2074834)
   Call: (197) [system] compound(_rb)
   Exit: (197) [system] compound(_rb)
   Call: (197) [system] is_list(_rb)
^  Call: (197) [user] s2tl(_rb, _2074834)
   Call: (198) [system] compound(_rb)
   Exit: (198) [system] compound(_rb)
^  Exit: (197) [user] s2tl(_rb, _rb)
^  Exit: (196) [user] s2t(_rb, _rb)
   Call: (196) [apply] apply:maplist_([_k], _2074836, user:s2t)
^  Call: (197) [user] s2t(_k, _2084104)
   Call: (198) [system] compound(_k)
   Exit: (198) [system] compound(_k)
   Call: (198) [system] is_list(_k)
^  Call: (198) [user] s2tl(_k, _2084104)
   Call: (199) [system] compound(_k)
   Exit: (199) [system] compound(_k)
^  Exit: (198) [user] s2tl(_k, _k)
^  Exit: (197) [user] s2t(_k, _k)
   Call: (197) [apply] apply:maplist_([], _2084106, user:s2t)
   Exit: (197) [apply] apply:maplist_([], [], user:s2t)
   Exit: (196) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (195) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (194) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([[:, _proof2, _premise2], _kb, _rb, _k], [t(:, _proof2, _premise2), _kb, _rb, _k], user:s2t)
   Exit: (192) [apply] apply:maplist_([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k], user:s2t)
^  Exit: (191) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof2, _premise2], _kb, _rb, _k], [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
   Call: (191) [system] compound_name_arguments(_3984, t, [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
   Exit: (191) [system] compound_name_arguments(t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k), t, [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
^  Exit: (190) [user] s2t([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))
   Call: (190) [apply] apply:maplist_([], _3986, user:s2t)
   Exit: (190) [apply] apply:maplist_([], [], user:s2t)
   Exit: (189) [apply] apply:maplist_([[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)], user:s2t)
   Exit: (188) [apply] apply:maplist_([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)], user:s2t)
^  Exit: (187) [apply] apply:maplist(user:s2t, [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
   Call: (187) [system] compound_name_arguments(_3956, t, [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
   Exit: (187) [system] compound_name_arguments(t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t, [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
^  Exit: (186) [user] s2t([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)))
   Call: (186) [apply] apply:maplist_([], _3958, user:s2t)
   Exit: (186) [apply] apply:maplist_([], [], user:s2t)
   Exit: (185) [apply] apply:maplist_([[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], [t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))], user:s2t)
   Exit: (184) [apply] apply:maplist_([[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], [t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))], user:s2t)
   Exit: (183) [apply] apply:maplist_([[[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], [t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))], user:s2t)
   Exit: (182) [apply] apply:maplist_([[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], [t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))], user:s2t)
^  Exit: (181) [apply] apply:maplist(user:s2t, [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], [t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))])
   Call: (181) [system] compound_name_arguments(_3828, t, [t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))])
   Exit: (181) [system] compound_name_arguments(t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), t, [t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))])
^  Exit: (180) [user] s2t([[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))))
   Call: (180) [apply] apply:maplist_([_query], _3830, user:s2t)
^  Call: (181) [user] s2t(_query, _27730)
   Call: (182) [system] compound(_query)
   Exit: (182) [system] compound(_query)
   Call: (182) [system] is_list(_query)
^  Call: (182) [user] s2tl(_query, _27730)
   Call: (183) [system] compound(_query)
   Exit: (183) [system] compound(_query)
^  Exit: (182) [user] s2tl(_query, _query)
^  Exit: (181) [user] s2t(_query, _query)
   Call: (181) [apply] apply:maplist_([], _27732, user:s2t)
   Exit: (181) [apply] apply:maplist_([], [], user:s2t)
   Exit: (180) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (179) [apply] apply:maplist_([[[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], [t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query], user:s2t)
   Exit: (178) [apply] apply:maplist_(['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query], user:s2t)
^  Exit: (177) [apply] apply:maplist(user:s2t, ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query])
   Call: (177) [system] compound_name_arguments(_3808, t, ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query])
   Exit: (177) [system] compound_name_arguments(t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query), t, ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query])
^  Exit: (176) [user] s2t(['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query], t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query))
^  Call: (176) [user] s2tl([], _3810)
   Call: (177) [system] compound([])
   Call: (177) [system] []=_3810
   Exit: (177) [system] []=[]
^  Exit: (176) [user] s2tl([], [])
^  Exit: (175) [user] s2tl([['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)])
^  Exit: (174) [user] s2tl([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)])
^  Exit: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)])
^  Exit: (172) [user] s2t_iz(me_synthesize_1726263785_9357412, me_synthesize_1726263785_9357412, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)])
^  Call: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)], _52820)
   Call: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)])
   Exit: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)])
   Call: (173) [system] _52820=[=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)]
   Exit: (173) [system] [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)]=[=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)]
^  Exit: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)])
   Call: (172) [system] _58382=..[me_synthesize_1726263785_9357412, 114, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)]
   Exit: (172) [system] me_synthesize_1726263785_9357412(114, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query))=..[me_synthesize_1726263785_9357412, 114, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query)]
^  Call: (172) [user] format((0x55798e5f53e0), "~q.~n", [me_synthesize_1726263785_9357412(114, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query))])
^  Exit: (172) [user] format((0x55798e5f53e0), "~q.~n", [me_synthesize_1726263785_9357412(114, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))), _query))])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], me_synthesize_1726263785_9357412, 114)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]]), 114]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 22, 22+1), write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]]], _query]], me_synthesize_1726263785_9357412, 114)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 115)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 115))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 115))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _83574)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _90996)
   Exit: (175) [system] peek_char((0x55798e5fad60), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _99334)
   Exit: (177) [system] peek_char((0x55798e5fad60), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _102120=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _103988, _103990, _103992, _103994), read_sexpr((0x55798e5fad60), _104006), assertz(metta_file_comment(_103988, _103990, _103992, _104006, _103994))))
^  Call: (179) [user] read_position((0x55798e5fad60), _103988, _103990, _103992, _103994)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_103994))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_103994))
   Exit: (181) [system] nonvar(position(_103994))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(4794, 116, 0, 4794)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4794, 116, 0, 4794), _103988)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _114246)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4794, 116, 0, 4794), _103988)
   Exit: (181) [system] arg(2, '$stream_position'(4794, 116, 0, 4794), 116)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4794, 116, 0, 4794), 116)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4794, 116, 0, 4794), _103990)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _121680)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4794, 116, 0, 4794), _103990)
   Exit: (181) [system] arg(3, '$stream_position'(4794, 116, 0, 4794), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4794, 116, 0, 4794), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4794, 116, 0, 4794), _103992)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _129114)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4794, 116, 0, 4794), _103992)
   Exit: (181) [system] arg(1, '$stream_position'(4794, 116, 0, 4794), 4794)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4794, 116, 0, 4794), 4794)
^  Exit: (179) [user] read_position((0x55798e5fad60), 116, 0, 4794, '$stream_position'(4794, 116, 0, 4794))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _104006)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _104006)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _139340)
   Exit: (182) [system] peek_char((0x55798e5fad60), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _153494)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _104006)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _159064)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _173218)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _178788)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _180646)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _194800)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _178788)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _212442)
   Call: (185) [system] peek_char((0x55798e5fad60), _213376)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _212442=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _178788)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_222686, _222688), once(user:catch(read_from_chars([=], _178788), _222662, fail)), '$restore_trace'(_222686, _222688))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_222686, _222688))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _222662, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _230186)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _232044)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _239782)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _242486)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _257564)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _263134)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _264992)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _279146)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _263134)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _284716)
   Exit: (186) [system] peek_char((0x55798e5fad60), r)
   Call: (186) [system] r=(;)
   Fail: (186) [system] r=(;)
^  Call: (186) [user] is_like_space(r)
   Call: (187) [system] char_type(r, 'white')
   Fail: (187) [system] char_type(r, 'white')
   Call: (187) [system] char_type(r, end_of_line)
   Fail: (187) [system] char_type(r, end_of_line)
   Call: (187) [system] char_type(r, space)
   Fail: (187) [system] char_type(r, space)
   Call: (187) [system] char_type(r, cntrl)
   Fail: (187) [system] char_type(r, cntrl)
^  Fail: (186) [user] is_like_space(r)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _298870)
   Exit: (185) [system] peek_char((0x55798e5fad60), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _304440)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _306298)
   Exit: (187) [system] peek_char((0x55798e5fad60), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _320452)
   Exit: (186) [system] get_char((0x55798e5fad60), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), r, _304440)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _338094)
   Call: (188) [system] peek_char((0x55798e5fad60), _339028)
   Exit: (188) [system] peek_char((0x55798e5fad60), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_343748, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_344680, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55798e5fad60), b)
   Exit: (188) [system] get_char((0x55798e5fad60), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _352030)
   Call: (189) [system] peek_char((0x55798e5fad60), _352964)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_357684, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _352030=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (188) [system] _338094=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (187) [user] classify_and_convert_charseq(r, [b], _304440)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_366940, _366942), once(user:catch(read_from_chars([r, b], _304440), _366916, fail)), '$restore_trace'(_366940, _366942))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_366940, _366942))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _366916, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(rb)
   Exit: (188) [system] atomic(rb)
^  Exit: (187) [user] classify_and_convert_charseq(r, [b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), rb)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _374440)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _376298)
   Exit: (187) [system] peek_char((0x55798e5fad60), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _390452)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55798e5fad60), _394242)
   Exit: (186) [system] get_char((0x55798e5fad60), ')')
   Call: (186) [system] _374440=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [])
   Call: (185) [system] _263134=[rb]
   Exit: (185) [system] [rb]=[rb]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [rb])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [rb])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _402536)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _404394)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55798e5fad60), _412132)
   Exit: (185) [system] get_char((0x55798e5fad60), ' ')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _414836)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _429914)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _435484)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _437342)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _451496)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _435484)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _457066)
   Exit: (187) [system] peek_char((0x55798e5fad60), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _471220)
   Exit: (186) [system] peek_char((0x55798e5fad60), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _476790)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _478648)
   Exit: (188) [system] peek_char((0x55798e5fad60), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _492802)
   Exit: (187) [system] get_char((0x55798e5fad60), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), :, _476790)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _510444)
   Call: (189) [system] peek_char((0x55798e5fad60), _511378)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _510444=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (188) [user] classify_and_convert_charseq(:, [], _476790)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_520688, _520690), once(user:catch(read_from_chars([:], _476790), _520664, fail)), '$restore_trace'(_520688, _520690))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_520688, _520690))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _520664, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(:)
   Exit: (189) [system] atomic(:)
^  Exit: (188) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _528188)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _530046)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _537784)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _540488)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'C')
   Call: (189) [system] 'C'=(;)
   Fail: (189) [system] 'C'=(;)
^  Call: (189) [user] is_like_space('C')
   Call: (190) [system] char_type('C', 'white')
   Fail: (190) [system] char_type('C', 'white')
   Call: (190) [system] char_type('C', end_of_line)
   Fail: (190) [system] char_type('C', end_of_line)
   Call: (190) [system] char_type('C', space)
   Fail: (190) [system] char_type('C', space)
   Call: (190) [system] char_type('C', cntrl)
   Fail: (190) [system] char_type('C', cntrl)
^  Fail: (189) [user] is_like_space('C')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _555566)
   Exit: (187) [system] peek_char((0x55798e5fad60), 'C')
   Call: (187) [system] 'C'=')'
   Fail: (187) [system] 'C'=')'
   Call: (187) [system] 'C'=end_of_file
   Fail: (187) [system] 'C'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _561136)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _562994)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'C')
   Call: (189) [system] 'C'=(;)
   Fail: (189) [system] 'C'=(;)
^  Call: (189) [user] is_like_space('C')
   Call: (190) [system] char_type('C', 'white')
   Fail: (190) [system] char_type('C', 'white')
   Call: (190) [system] char_type('C', end_of_line)
   Fail: (190) [system] char_type('C', end_of_line)
   Call: (190) [system] char_type('C', space)
   Fail: (190) [system] char_type('C', space)
   Call: (190) [system] char_type('C', cntrl)
   Fail: (190) [system] char_type('C', cntrl)
^  Fail: (189) [user] is_like_space('C')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _577148)
   Exit: (188) [system] get_char((0x55798e5fad60), 'C')
   Call: (188) [system] 'C'='('
   Fail: (188) [system] 'C'='('
   Call: (188) [system] 'C'='['
   Fail: (188) [system] 'C'='['
   Call: (188) [system] 'C'='{'
   Fail: (188) [system] 'C'='{'
   Call: (188) [system] 'C'='"'
   Fail: (188) [system] 'C'='"'
   Call: (188) [system] 'C'=!
   Fail: (188) [system] 'C'=!
   Call: (188) [system] 'C'='\''
   Fail: (188) [system] 'C'='\''
   Call: (188) [system] 'C'='`'
   Fail: (188) [system] 'C'='`'
   Call: (188) [system] 'C'=end_of_file
   Fail: (188) [system] 'C'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), 'C', _561136)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _594790)
   Call: (190) [system] peek_char((0x55798e5fad60), _595724)
   Exit: (190) [system] peek_char((0x55798e5fad60), o)
^  Call: (190) [user] is_delimiter(o)
   Call: (191) [system] char_type(o, space)
   Fail: (191) [system] char_type(o, space)
   Call: (191) [system] arg(_600444, v('(', ')', end_of_file), o)
   Fail: (191) [system] arg(_601376, v('(', ')', end_of_file), o)
^  Fail: (190) [user] is_delimiter(o)
   Call: (190) [system] ')'==o
   Fail: (190) [system] ')'==o
   Call: (190) [system] get_char((0x55798e5fad60), o)
   Exit: (190) [system] get_char((0x55798e5fad60), o)
   Call: (190) [system] o=(\)
   Fail: (190) [system] o=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _608726)
   Call: (191) [system] peek_char((0x55798e5fad60), _609660)
   Exit: (191) [system] peek_char((0x55798e5fad60), n)
^  Call: (191) [user] is_delimiter(n)
   Call: (192) [system] char_type(n, space)
   Fail: (192) [system] char_type(n, space)
   Call: (192) [system] arg(_614380, v('(', ')', end_of_file), n)
   Fail: (192) [system] arg(_615312, v('(', ')', end_of_file), n)
^  Fail: (191) [user] is_delimiter(n)
   Call: (191) [system] ')'==n
   Fail: (191) [system] ')'==n
   Call: (191) [system] get_char((0x55798e5fad60), n)
   Exit: (191) [system] get_char((0x55798e5fad60), n)
   Call: (191) [system] n=(\)
   Fail: (191) [system] n=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _622662)
   Call: (192) [system] peek_char((0x55798e5fad60), _623596)
   Exit: (192) [system] peek_char((0x55798e5fad60), j)
^  Call: (192) [user] is_delimiter(j)
   Call: (193) [system] char_type(j, space)
   Fail: (193) [system] char_type(j, space)
   Call: (193) [system] arg(_628316, v('(', ')', end_of_file), j)
   Fail: (193) [system] arg(_629248, v('(', ')', end_of_file), j)
^  Fail: (192) [user] is_delimiter(j)
   Call: (192) [system] ')'==j
   Fail: (192) [system] ')'==j
   Call: (192) [system] get_char((0x55798e5fad60), j)
   Exit: (192) [system] get_char((0x55798e5fad60), j)
   Call: (192) [system] j=(\)
   Fail: (192) [system] j=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _636598)
   Call: (193) [system] peek_char((0x55798e5fad60), _637532)
   Exit: (193) [system] peek_char((0x55798e5fad60), u)
^  Call: (193) [user] is_delimiter(u)
   Call: (194) [system] char_type(u, space)
   Fail: (194) [system] char_type(u, space)
   Call: (194) [system] arg(_642252, v('(', ')', end_of_file), u)
   Fail: (194) [system] arg(_643184, v('(', ')', end_of_file), u)
^  Fail: (193) [user] is_delimiter(u)
   Call: (193) [system] ')'==u
   Fail: (193) [system] ')'==u
   Call: (193) [system] get_char((0x55798e5fad60), u)
   Exit: (193) [system] get_char((0x55798e5fad60), u)
   Call: (193) [system] u=(\)
   Fail: (193) [system] u=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _650534)
   Call: (194) [system] peek_char((0x55798e5fad60), _651468)
   Exit: (194) [system] peek_char((0x55798e5fad60), n)
^  Call: (194) [user] is_delimiter(n)
   Call: (195) [system] char_type(n, space)
   Fail: (195) [system] char_type(n, space)
   Call: (195) [system] arg(_656188, v('(', ')', end_of_file), n)
   Fail: (195) [system] arg(_657120, v('(', ')', end_of_file), n)
^  Fail: (194) [user] is_delimiter(n)
   Call: (194) [system] ')'==n
   Fail: (194) [system] ')'==n
   Call: (194) [system] get_char((0x55798e5fad60), n)
   Exit: (194) [system] get_char((0x55798e5fad60), n)
   Call: (194) [system] n=(\)
   Fail: (194) [system] n=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _664470)
   Call: (195) [system] peek_char((0x55798e5fad60), _665404)
   Exit: (195) [system] peek_char((0x55798e5fad60), c)
^  Call: (195) [user] is_delimiter(c)
   Call: (196) [system] char_type(c, space)
   Fail: (196) [system] char_type(c, space)
   Call: (196) [system] arg(_670124, v('(', ')', end_of_file), c)
   Fail: (196) [system] arg(_671056, v('(', ')', end_of_file), c)
^  Fail: (195) [user] is_delimiter(c)
   Call: (195) [system] ')'==c
   Fail: (195) [system] ')'==c
   Call: (195) [system] get_char((0x55798e5fad60), c)
   Exit: (195) [system] get_char((0x55798e5fad60), c)
   Call: (195) [system] c=(\)
   Fail: (195) [system] c=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _678406)
   Call: (196) [system] peek_char((0x55798e5fad60), _679340)
   Exit: (196) [system] peek_char((0x55798e5fad60), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_684060, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_684992, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55798e5fad60), t)
   Exit: (196) [system] get_char((0x55798e5fad60), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _692342)
   Call: (197) [system] peek_char((0x55798e5fad60), _693276)
   Exit: (197) [system] peek_char((0x55798e5fad60), i)
^  Call: (197) [user] is_delimiter(i)
   Call: (198) [system] char_type(i, space)
   Fail: (198) [system] char_type(i, space)
   Call: (198) [system] arg(_697996, v('(', ')', end_of_file), i)
   Fail: (198) [system] arg(_698928, v('(', ')', end_of_file), i)
^  Fail: (197) [user] is_delimiter(i)
   Call: (197) [system] ')'==i
   Fail: (197) [system] ')'==i
   Call: (197) [system] get_char((0x55798e5fad60), i)
   Exit: (197) [system] get_char((0x55798e5fad60), i)
   Call: (197) [system] i=(\)
   Fail: (197) [system] i=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _706278)
   Call: (198) [system] peek_char((0x55798e5fad60), _707212)
   Exit: (198) [system] peek_char((0x55798e5fad60), o)
^  Call: (198) [user] is_delimiter(o)
   Call: (199) [system] char_type(o, space)
   Fail: (199) [system] char_type(o, space)
   Call: (199) [system] arg(_711932, v('(', ')', end_of_file), o)
   Fail: (199) [system] arg(_712864, v('(', ')', end_of_file), o)
^  Fail: (198) [user] is_delimiter(o)
   Call: (198) [system] ')'==o
   Fail: (198) [system] ')'==o
   Call: (198) [system] get_char((0x55798e5fad60), o)
   Exit: (198) [system] get_char((0x55798e5fad60), o)
   Call: (198) [system] o=(\)
   Fail: (198) [system] o=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _720214)
   Call: (199) [system] peek_char((0x55798e5fad60), _721148)
   Exit: (199) [system] peek_char((0x55798e5fad60), n)
^  Call: (199) [user] is_delimiter(n)
   Call: (200) [system] char_type(n, space)
   Fail: (200) [system] char_type(n, space)
   Call: (200) [system] arg(_725868, v('(', ')', end_of_file), n)
   Fail: (200) [system] arg(_726800, v('(', ')', end_of_file), n)
^  Fail: (199) [user] is_delimiter(n)
   Call: (199) [system] ')'==n
   Fail: (199) [system] ')'==n
   Call: (199) [system] get_char((0x55798e5fad60), n)
   Exit: (199) [system] get_char((0x55798e5fad60), n)
   Call: (199) [system] n=(\)
   Fail: (199) [system] n=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _734150)
   Call: (200) [system] peek_char((0x55798e5fad60), _735084)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'E')
^  Call: (200) [user] is_delimiter('E')
   Call: (201) [system] char_type('E', space)
   Fail: (201) [system] char_type('E', space)
   Call: (201) [system] arg(_739804, v('(', ')', end_of_file), 'E')
   Fail: (201) [system] arg(_740736, v('(', ')', end_of_file), 'E')
^  Fail: (200) [user] is_delimiter('E')
   Call: (200) [system] ')'=='E'
   Fail: (200) [system] ')'=='E'
   Call: (200) [system] get_char((0x55798e5fad60), 'E')
   Exit: (200) [system] get_char((0x55798e5fad60), 'E')
   Call: (200) [system] 'E'=(\)
   Fail: (200) [system] 'E'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _748086)
   Call: (201) [system] peek_char((0x55798e5fad60), _749020)
   Exit: (201) [system] peek_char((0x55798e5fad60), l)
^  Call: (201) [user] is_delimiter(l)
   Call: (202) [system] char_type(l, space)
   Fail: (202) [system] char_type(l, space)
   Call: (202) [system] arg(_753740, v('(', ')', end_of_file), l)
   Fail: (202) [system] arg(_754672, v('(', ')', end_of_file), l)
^  Fail: (201) [user] is_delimiter(l)
   Call: (201) [system] ')'==l
   Fail: (201) [system] ')'==l
   Call: (201) [system] get_char((0x55798e5fad60), l)
   Exit: (201) [system] get_char((0x55798e5fad60), l)
   Call: (201) [system] l=(\)
   Fail: (201) [system] l=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _762022)
   Call: (202) [system] peek_char((0x55798e5fad60), _762956)
   Exit: (202) [system] peek_char((0x55798e5fad60), i)
^  Call: (202) [user] is_delimiter(i)
   Call: (203) [system] char_type(i, space)
   Fail: (203) [system] char_type(i, space)
   Call: (203) [system] arg(_767676, v('(', ')', end_of_file), i)
   Fail: (203) [system] arg(_768608, v('(', ')', end_of_file), i)
^  Fail: (202) [user] is_delimiter(i)
   Call: (202) [system] ')'==i
   Fail: (202) [system] ')'==i
   Call: (202) [system] get_char((0x55798e5fad60), i)
   Exit: (202) [system] get_char((0x55798e5fad60), i)
   Call: (202) [system] i=(\)
   Fail: (202) [system] i=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _775958)
   Call: (203) [system] peek_char((0x55798e5fad60), _776892)
   Exit: (203) [system] peek_char((0x55798e5fad60), m)
^  Call: (203) [user] is_delimiter(m)
   Call: (204) [system] char_type(m, space)
   Fail: (204) [system] char_type(m, space)
   Call: (204) [system] arg(_781612, v('(', ')', end_of_file), m)
   Fail: (204) [system] arg(_782544, v('(', ')', end_of_file), m)
^  Fail: (203) [user] is_delimiter(m)
   Call: (203) [system] ')'==m
   Fail: (203) [system] ')'==m
   Call: (203) [system] get_char((0x55798e5fad60), m)
   Exit: (203) [system] get_char((0x55798e5fad60), m)
   Call: (203) [system] m=(\)
   Fail: (203) [system] m=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _789894)
   Call: (204) [system] peek_char((0x55798e5fad60), _790828)
   Exit: (204) [system] peek_char((0x55798e5fad60), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_795548, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_796480, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55798e5fad60), i)
   Exit: (204) [system] get_char((0x55798e5fad60), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _803830)
   Call: (205) [system] peek_char((0x55798e5fad60), _804764)
   Exit: (205) [system] peek_char((0x55798e5fad60), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_809484, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_810416, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55798e5fad60), n)
   Exit: (205) [system] get_char((0x55798e5fad60), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _817766)
   Call: (206) [system] peek_char((0x55798e5fad60), _818700)
   Exit: (206) [system] peek_char((0x55798e5fad60), a)
^  Call: (206) [user] is_delimiter(a)
   Call: (207) [system] char_type(a, space)
   Fail: (207) [system] char_type(a, space)
   Call: (207) [system] arg(_823420, v('(', ')', end_of_file), a)
   Fail: (207) [system] arg(_824352, v('(', ')', end_of_file), a)
^  Fail: (206) [user] is_delimiter(a)
   Call: (206) [system] ')'==a
   Fail: (206) [system] ')'==a
   Call: (206) [system] get_char((0x55798e5fad60), a)
   Exit: (206) [system] get_char((0x55798e5fad60), a)
   Call: (206) [system] a=(\)
   Fail: (206) [system] a=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _831702)
   Call: (207) [system] peek_char((0x55798e5fad60), _832636)
   Exit: (207) [system] peek_char((0x55798e5fad60), t)
^  Call: (207) [user] is_delimiter(t)
   Call: (208) [system] char_type(t, space)
   Fail: (208) [system] char_type(t, space)
   Call: (208) [system] arg(_837356, v('(', ')', end_of_file), t)
   Fail: (208) [system] arg(_838288, v('(', ')', end_of_file), t)
^  Fail: (207) [user] is_delimiter(t)
   Call: (207) [system] ')'==t
   Fail: (207) [system] ')'==t
   Call: (207) [system] get_char((0x55798e5fad60), t)
   Exit: (207) [system] get_char((0x55798e5fad60), t)
   Call: (207) [system] t=(\)
   Fail: (207) [system] t=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _845638)
   Call: (208) [system] peek_char((0x55798e5fad60), _846572)
   Exit: (208) [system] peek_char((0x55798e5fad60), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_851292, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_852224, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55798e5fad60), i)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _859574)
   Call: (209) [system] peek_char((0x55798e5fad60), _860508)
   Exit: (209) [system] peek_char((0x55798e5fad60), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_865228, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_866160, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55798e5fad60), o)
   Exit: (209) [system] get_char((0x55798e5fad60), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _873510)
   Call: (210) [system] peek_char((0x55798e5fad60), _874444)
   Exit: (210) [system] peek_char((0x55798e5fad60), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_879164, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_880096, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55798e5fad60), n)
   Exit: (210) [system] get_char((0x55798e5fad60), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _887446)
   Call: (211) [system] peek_char((0x55798e5fad60), _888380)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'R')
^  Call: (211) [user] is_delimiter('R')
   Call: (212) [system] char_type('R', space)
   Fail: (212) [system] char_type('R', space)
   Call: (212) [system] arg(_893100, v('(', ')', end_of_file), 'R')
   Fail: (212) [system] arg(_894032, v('(', ')', end_of_file), 'R')
^  Fail: (211) [user] is_delimiter('R')
   Call: (211) [system] ')'=='R'
   Fail: (211) [system] ')'=='R'
   Call: (211) [system] get_char((0x55798e5fad60), 'R')
   Exit: (211) [system] get_char((0x55798e5fad60), 'R')
   Call: (211) [system] 'R'=(\)
   Fail: (211) [system] 'R'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _901382)
   Call: (212) [system] peek_char((0x55798e5fad60), _902316)
   Exit: (212) [system] peek_char((0x55798e5fad60), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_907036, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_907968, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55798e5fad60), i)
   Exit: (212) [system] get_char((0x55798e5fad60), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _915318)
   Call: (213) [system] peek_char((0x55798e5fad60), _916252)
   Exit: (213) [system] peek_char((0x55798e5fad60), g)
^  Call: (213) [user] is_delimiter(g)
   Call: (214) [system] char_type(g, space)
   Fail: (214) [system] char_type(g, space)
   Call: (214) [system] arg(_920972, v('(', ')', end_of_file), g)
   Fail: (214) [system] arg(_921904, v('(', ')', end_of_file), g)
^  Fail: (213) [user] is_delimiter(g)
   Call: (213) [system] ')'==g
   Fail: (213) [system] ')'==g
   Call: (213) [system] get_char((0x55798e5fad60), g)
   Exit: (213) [system] get_char((0x55798e5fad60), g)
   Call: (213) [system] g=(\)
   Fail: (213) [system] g=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _929254)
   Call: (214) [system] peek_char((0x55798e5fad60), _930188)
   Exit: (214) [system] peek_char((0x55798e5fad60), h)
^  Call: (214) [user] is_delimiter(h)
   Call: (215) [system] char_type(h, space)
   Fail: (215) [system] char_type(h, space)
   Call: (215) [system] arg(_934908, v('(', ')', end_of_file), h)
   Fail: (215) [system] arg(_935840, v('(', ')', end_of_file), h)
^  Fail: (214) [user] is_delimiter(h)
   Call: (214) [system] ')'==h
   Fail: (214) [system] ')'==h
   Call: (214) [system] get_char((0x55798e5fad60), h)
   Exit: (214) [system] get_char((0x55798e5fad60), h)
   Call: (214) [system] h=(\)
   Fail: (214) [system] h=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _943190)
   Call: (215) [system] peek_char((0x55798e5fad60), _944124)
   Exit: (215) [system] peek_char((0x55798e5fad60), t)
^  Call: (215) [user] is_delimiter(t)
   Call: (216) [system] char_type(t, space)
   Fail: (216) [system] char_type(t, space)
   Call: (216) [system] arg(_948844, v('(', ')', end_of_file), t)
   Fail: (216) [system] arg(_949776, v('(', ')', end_of_file), t)
^  Fail: (215) [user] is_delimiter(t)
   Call: (215) [system] ')'==t
   Fail: (215) [system] ')'==t
   Call: (215) [system] get_char((0x55798e5fad60), t)
   Exit: (215) [system] get_char((0x55798e5fad60), t)
   Call: (215) [system] t=(\)
   Fail: (215) [system] t=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _957126)
   Call: (216) [system] peek_char((0x55798e5fad60), _958060)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _957126=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (215) [system] _943190=[t]
   Exit: (215) [system] [t]=[t]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [t])
   Call: (214) [system] _929254=[h, t]
   Exit: (214) [system] [h, t]=[h, t]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, t])
   Call: (213) [system] _915318=[g, h, t]
   Exit: (213) [system] [g, h, t]=[g, h, t]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [g, h, t])
   Call: (212) [system] _901382=[i, g, h, t]
   Exit: (212) [system] [i, g, h, t]=[i, g, h, t]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, g, h, t])
   Call: (211) [system] _887446=['R', i, g, h, t]
   Exit: (211) [system] ['R', i, g, h, t]=['R', i, g, h, t]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), ['R', i, g, h, t])
   Call: (210) [system] _873510=[n, 'R', i, g, h, t]
   Exit: (210) [system] [n, 'R', i, g, h, t]=[n, 'R', i, g, h, t]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'R', i, g, h, t])
   Call: (209) [system] _859574=[o, n, 'R', i, g, h, t]
   Exit: (209) [system] [o, n, 'R', i, g, h, t]=[o, n, 'R', i, g, h, t]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'R', i, g, h, t])
   Call: (208) [system] _845638=[i, o, n, 'R', i, g, h, t]
   Exit: (208) [system] [i, o, n, 'R', i, g, h, t]=[i, o, n, 'R', i, g, h, t]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'R', i, g, h, t])
   Call: (207) [system] _831702=[t, i, o, n, 'R', i, g, h, t]
   Exit: (207) [system] [t, i, o, n, 'R', i, g, h, t]=[t, i, o, n, 'R', i, g, h, t]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'R', i, g, h, t])
   Call: (206) [system] _817766=[a, t, i, o, n, 'R', i, g, h, t]
   Exit: (206) [system] [a, t, i, o, n, 'R', i, g, h, t]=[a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n, 'R', i, g, h, t])
   Call: (205) [system] _803830=[n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (205) [system] [n, a, t, i, o, n, 'R', i, g, h, t]=[n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (204) [system] _789894=[i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (204) [system] [i, n, a, t, i, o, n, 'R', i, g, h, t]=[i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (203) [system] _775958=[m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (203) [system] [m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (202) [system] _762022=[i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (202) [system] [i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (201) [system] _748086=[l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (201) [system] [l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (200) [system] _734150=['E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (200) [system] ['E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=['E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), ['E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (199) [system] _720214=[n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (199) [system] [n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (198) [system] _706278=[o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (198) [system] [o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (197) [system] _692342=[i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (197) [system] [i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (196) [system] _678406=[t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (196) [system] [t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (195) [system] _664470=[c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (195) [system] [c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (194) [system] _650534=[n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (194) [system] [n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (193) [system] _636598=[u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (193) [system] [u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (192) [system] _622662=[j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (192) [system] [j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (191) [system] _608726=[n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (191) [system] [n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Call: (190) [system] _594790=[o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
   Exit: (190) [system] [o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]=[o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
^  Call: (189) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t], _561136)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_1040014, _1040016), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t], _561136), _1039990, fail)), '$restore_trace'(_1040014, _1040016))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_1040014, _1040016))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t], _561136), _1039990, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(_561136)
   Fail: (190) [system] atomic(_561136)
   Call: (190) [system] atom_chars(_561136, ['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
   Exit: (190) [system] atom_chars('ConjunctionEliminationRight', ['C', o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t])
^  Exit: (189) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'E', l, i, m, i, n, a, t, i, o, n, 'R', i, g, h, t], 'ConjunctionEliminationRight')
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionEliminationRight')
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionEliminationRight')
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _1049390)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1051248)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _1058986)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1061690)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1076768)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _1082338)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1084196)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _1098350)
   Exit: (189) [system] get_char((0x55798e5fad60), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _1082338)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1103920)
   Exit: (191) [system] peek_char((0x55798e5fad60), -)
   Call: (191) [system] (-)=(;)
   Fail: (191) [system] (-)=(;)
^  Call: (191) [user] is_like_space(-)
   Call: (192) [system] char_type(-, 'white')
   Fail: (192) [system] char_type(-, 'white')
   Call: (192) [system] char_type(-, end_of_line)
   Fail: (192) [system] char_type(-, end_of_line)
   Call: (192) [system] char_type(-, space)
   Fail: (192) [system] char_type(-, space)
   Call: (192) [system] char_type(-, cntrl)
   Fail: (192) [system] char_type(-, cntrl)
^  Fail: (191) [user] is_like_space(-)
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1118074)
   Exit: (190) [system] peek_char((0x55798e5fad60), -)
   Call: (190) [system] (-)=')'
   Fail: (190) [system] (-)=')'
   Call: (190) [system] (-)=end_of_file
   Fail: (190) [system] (-)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _1123644)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1125502)
   Exit: (192) [system] peek_char((0x55798e5fad60), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _1139656)
   Exit: (191) [system] get_char((0x55798e5fad60), -)
   Call: (191) [system] (-)='('
   Fail: (191) [system] (-)='('
   Call: (191) [system] (-)='['
   Fail: (191) [system] (-)='['
   Call: (191) [system] (-)='{'
   Fail: (191) [system] (-)='{'
   Call: (191) [system] (-)='"'
   Fail: (191) [system] (-)='"'
   Call: (191) [system] (-)=!
   Fail: (191) [system] (-)=!
   Call: (191) [system] (-)='\''
   Fail: (191) [system] (-)='\''
   Call: (191) [system] (-)='`'
   Fail: (191) [system] (-)='`'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55798e5fad60), -, _1123644)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1157298)
   Call: (193) [system] peek_char((0x55798e5fad60), _1158232)
   Exit: (193) [system] peek_char((0x55798e5fad60), >)
^  Call: (193) [user] is_delimiter(>)
   Call: (194) [system] char_type(>, space)
   Fail: (194) [system] char_type(>, space)
   Call: (194) [system] arg(_1162952, v('(', ')', end_of_file), >)
   Fail: (194) [system] arg(_1163884, v('(', ')', end_of_file), >)
^  Fail: (193) [user] is_delimiter(>)
   Call: (193) [system] ')'==(>)
   Fail: (193) [system] ')'==(>)
   Call: (193) [system] get_char((0x55798e5fad60), >)
   Exit: (193) [system] get_char((0x55798e5fad60), >)
   Call: (193) [system] (>)=(\)
   Fail: (193) [system] (>)=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1171234)
   Call: (194) [system] peek_char((0x55798e5fad60), _1172168)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1171234=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (193) [system] _1157298=[>]
   Exit: (193) [system] [>]=[>]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (192) [user] classify_and_convert_charseq(-, [>], _1123644)
^  Call: (194) [system] setup_call_cleanup('$notrace'(_1184272, _1184274), once(user:catch(read_from_chars([-, >], _1123644), _1184248, fail)), '$restore_trace'(_1184272, _1184274))
^  Call: (195) [system] sig_atomic(system:'$notrace'(_1184272, _1184274))
^  Exit: (194) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _1184248, fail)), system:'$restore_trace'(3, -1))
   Call: (193) [system] atomic(->)
   Exit: (193) [system] atomic(->)
^  Exit: (192) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (191) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _1191772)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1193630)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _1201368)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1204072)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1219150)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _1224720)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1226578)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _1240732)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1224720)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1246302)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'A')
   Call: (194) [system] 'A'=(;)
   Fail: (194) [system] 'A'=(;)
^  Call: (194) [user] is_like_space('A')
   Call: (195) [system] char_type('A', 'white')
   Fail: (195) [system] char_type('A', 'white')
   Call: (195) [system] char_type('A', end_of_line)
   Fail: (195) [system] char_type('A', end_of_line)
   Call: (195) [system] char_type('A', space)
   Fail: (195) [system] char_type('A', space)
   Call: (195) [system] char_type('A', cntrl)
   Fail: (195) [system] char_type('A', cntrl)
^  Fail: (194) [user] is_like_space('A')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1260456)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'A')
   Call: (193) [system] 'A'=')'
   Fail: (193) [system] 'A'=')'
   Call: (193) [system] 'A'=end_of_file
   Fail: (193) [system] 'A'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1266026)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1267884)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'A')
   Call: (195) [system] 'A'=(;)
   Fail: (195) [system] 'A'=(;)
^  Call: (195) [user] is_like_space('A')
   Call: (196) [system] char_type('A', 'white')
   Fail: (196) [system] char_type('A', 'white')
   Call: (196) [system] char_type('A', end_of_line)
   Fail: (196) [system] char_type('A', end_of_line)
   Call: (196) [system] char_type('A', space)
   Fail: (196) [system] char_type('A', space)
   Call: (196) [system] char_type('A', cntrl)
   Fail: (196) [system] char_type('A', cntrl)
^  Fail: (195) [user] is_like_space('A')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1282038)
   Exit: (194) [system] get_char((0x55798e5fad60), 'A')
   Call: (194) [system] 'A'='('
   Fail: (194) [system] 'A'='('
   Call: (194) [system] 'A'='['
   Fail: (194) [system] 'A'='['
   Call: (194) [system] 'A'='{'
   Fail: (194) [system] 'A'='{'
   Call: (194) [system] 'A'='"'
   Fail: (194) [system] 'A'='"'
   Call: (194) [system] 'A'=!
   Fail: (194) [system] 'A'=!
   Call: (194) [system] 'A'='\''
   Fail: (194) [system] 'A'='\''
   Call: (194) [system] 'A'='`'
   Fail: (194) [system] 'A'='`'
   Call: (194) [system] 'A'=end_of_file
   Fail: (194) [system] 'A'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1266026)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1299680)
   Call: (196) [system] peek_char((0x55798e5fad60), _1300614)
   Exit: (196) [system] peek_char((0x55798e5fad60), n)
^  Call: (196) [user] is_delimiter(n)
   Call: (197) [system] char_type(n, space)
   Fail: (197) [system] char_type(n, space)
   Call: (197) [system] arg(_1305334, v('(', ')', end_of_file), n)
   Fail: (197) [system] arg(_1306266, v('(', ')', end_of_file), n)
^  Fail: (196) [user] is_delimiter(n)
   Call: (196) [system] ')'==n
   Fail: (196) [system] ')'==n
   Call: (196) [system] get_char((0x55798e5fad60), n)
   Exit: (196) [system] get_char((0x55798e5fad60), n)
   Call: (196) [system] n=(\)
   Fail: (196) [system] n=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1313616)
   Call: (197) [system] peek_char((0x55798e5fad60), _1314550)
   Exit: (197) [system] peek_char((0x55798e5fad60), d)
^  Call: (197) [user] is_delimiter(d)
   Call: (198) [system] char_type(d, space)
   Fail: (198) [system] char_type(d, space)
   Call: (198) [system] arg(_1319270, v('(', ')', end_of_file), d)
   Fail: (198) [system] arg(_1320202, v('(', ')', end_of_file), d)
^  Fail: (197) [user] is_delimiter(d)
   Call: (197) [system] ')'==d
   Fail: (197) [system] ')'==d
   Call: (197) [system] get_char((0x55798e5fad60), d)
   Exit: (197) [system] get_char((0x55798e5fad60), d)
   Call: (197) [system] d=(\)
   Fail: (197) [system] d=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1327552)
   Call: (198) [system] peek_char((0x55798e5fad60), _1328486)
   Exit: (198) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (198) [user] is_delimiter('L')
   Call: (199) [system] char_type('L', space)
   Fail: (199) [system] char_type('L', space)
   Call: (199) [system] arg(_1333206, v('(', ')', end_of_file), 'L')
   Fail: (199) [system] arg(_1334138, v('(', ')', end_of_file), 'L')
^  Fail: (198) [user] is_delimiter('L')
   Call: (198) [system] ')'=='L'
   Fail: (198) [system] ')'=='L'
   Call: (198) [system] get_char((0x55798e5fad60), 'L')
   Exit: (198) [system] get_char((0x55798e5fad60), 'L')
   Call: (198) [system] 'L'=(\)
   Fail: (198) [system] 'L'=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1341488)
   Call: (199) [system] peek_char((0x55798e5fad60), _1342422)
   Exit: (199) [system] peek_char((0x55798e5fad60), i)
^  Call: (199) [user] is_delimiter(i)
   Call: (200) [system] char_type(i, space)
   Fail: (200) [system] char_type(i, space)
   Call: (200) [system] arg(_1347142, v('(', ')', end_of_file), i)
   Fail: (200) [system] arg(_1348074, v('(', ')', end_of_file), i)
^  Fail: (199) [user] is_delimiter(i)
   Call: (199) [system] ')'==i
   Fail: (199) [system] ')'==i
   Call: (199) [system] get_char((0x55798e5fad60), i)
   Exit: (199) [system] get_char((0x55798e5fad60), i)
   Call: (199) [system] i=(\)
   Fail: (199) [system] i=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1355424)
   Call: (200) [system] peek_char((0x55798e5fad60), _1356358)
   Exit: (200) [system] peek_char((0x55798e5fad60), n)
^  Call: (200) [user] is_delimiter(n)
   Call: (201) [system] char_type(n, space)
   Fail: (201) [system] char_type(n, space)
   Call: (201) [system] arg(_1361078, v('(', ')', end_of_file), n)
   Fail: (201) [system] arg(_1362010, v('(', ')', end_of_file), n)
^  Fail: (200) [user] is_delimiter(n)
   Call: (200) [system] ')'==n
   Fail: (200) [system] ')'==n
   Call: (200) [system] get_char((0x55798e5fad60), n)
   Exit: (200) [system] get_char((0x55798e5fad60), n)
   Call: (200) [system] n=(\)
   Fail: (200) [system] n=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1369360)
   Call: (201) [system] peek_char((0x55798e5fad60), _1370294)
   Exit: (201) [system] peek_char((0x55798e5fad60), k)
^  Call: (201) [user] is_delimiter(k)
   Call: (202) [system] char_type(k, space)
   Fail: (202) [system] char_type(k, space)
   Call: (202) [system] arg(_1375014, v('(', ')', end_of_file), k)
   Fail: (202) [system] arg(_1375946, v('(', ')', end_of_file), k)
^  Fail: (201) [user] is_delimiter(k)
   Call: (201) [system] ')'==k
   Fail: (201) [system] ')'==k
   Call: (201) [system] get_char((0x55798e5fad60), k)
   Exit: (201) [system] get_char((0x55798e5fad60), k)
   Call: (201) [system] k=(\)
   Fail: (201) [system] k=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1383296)
   Call: (202) [system] peek_char((0x55798e5fad60), _1384230)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _1383296=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (201) [system] _1369360=[k]
   Exit: (201) [system] [k]=[k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (200) [system] _1355424=[n, k]
   Exit: (200) [system] [n, k]=[n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (199) [system] _1341488=[i, n, k]
   Exit: (199) [system] [i, n, k]=[i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (198) [system] _1327552=['L', i, n, k]
   Exit: (198) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (197) [system] _1313616=[d, 'L', i, n, k]
   Exit: (197) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (196) [system] _1299680=[n, d, 'L', i, n, k]
   Exit: (196) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (195) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1266026)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_1410304, _1410306), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1266026), _1410280, fail)), '$restore_trace'(_1410304, _1410306))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_1410304, _1410306))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1266026), _1410280, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(_1266026)
   Fail: (196) [system] atomic(_1266026)
   Call: (196) [system] atom_chars(_1266026, ['A', n, d, 'L', i, n, k])
   Exit: (196) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (195) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1419680)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1421538)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1429276)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1431980)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1447058)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1452628)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1454486)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1468640)
   Exit: (195) [system] get_char((0x55798e5fad60), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _1452628)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1486282)
   Call: (197) [system] peek_char((0x55798e5fad60), _1487216)
   Exit: (197) [system] peek_char((0x55798e5fad60), p)
^  Call: (197) [user] is_delimiter(p)
   Call: (198) [system] char_type(p, space)
   Fail: (198) [system] char_type(p, space)
   Call: (198) [system] arg(_1491936, v('(', ')', end_of_file), p)
   Fail: (198) [system] arg(_1492868, v('(', ')', end_of_file), p)
^  Fail: (197) [user] is_delimiter(p)
   Call: (197) [system] ')'==p
   Fail: (197) [system] ')'==p
   Call: (197) [system] get_char((0x55798e5fad60), p)
   Exit: (197) [system] get_char((0x55798e5fad60), p)
   Call: (197) [system] p=(\)
   Fail: (197) [system] p=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1500218)
   Call: (198) [system] peek_char((0x55798e5fad60), _1501152)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _1500218=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (197) [system] _1486282=[p]
   Exit: (197) [system] [p]=[p]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [p])
^  Call: (196) [user] classify_and_convert_charseq($, [p], _1452628)
   Call: (197) [system] atom_chars(_1513230, ['_', p])
   Exit: (197) [system] atom_chars('_p', ['_', p])
^  Exit: (196) [user] classify_and_convert_charseq($, [p], _p)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _p)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), _p)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1517894)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1519752)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1527490)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1530194)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1545272)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=')'
   Fail: (195) [system] ($)=')'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1550842)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1552700)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=(;)
   Fail: (197) [system] ($)=(;)
^  Call: (197) [user] is_like_space($)
   Call: (198) [system] char_type($, 'white')
   Fail: (198) [system] char_type($, 'white')
   Call: (198) [system] char_type($, end_of_line)
   Fail: (198) [system] char_type($, end_of_line)
   Call: (198) [system] char_type($, space)
   Fail: (198) [system] char_type($, space)
   Call: (198) [system] char_type($, cntrl)
   Fail: (198) [system] char_type($, cntrl)
^  Fail: (197) [user] is_like_space($)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1566854)
   Exit: (196) [system] get_char((0x55798e5fad60), $)
   Call: (196) [system] ($)='('
   Fail: (196) [system] ($)='('
   Call: (196) [system] ($)='['
   Fail: (196) [system] ($)='['
   Call: (196) [system] ($)='{'
   Fail: (196) [system] ($)='{'
   Call: (196) [system] ($)='"'
   Fail: (196) [system] ($)='"'
   Call: (196) [system] ($)=!
   Fail: (196) [system] ($)=!
   Call: (196) [system] ($)='\''
   Fail: (196) [system] ($)='\''
   Call: (196) [system] ($)='`'
   Fail: (196) [system] ($)='`'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _1550842)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1584496)
   Call: (198) [system] peek_char((0x55798e5fad60), _1585430)
   Exit: (198) [system] peek_char((0x55798e5fad60), q)
^  Call: (198) [user] is_delimiter(q)
   Call: (199) [system] char_type(q, space)
   Fail: (199) [system] char_type(q, space)
   Call: (199) [system] arg(_1590150, v('(', ')', end_of_file), q)
   Fail: (199) [system] arg(_1591082, v('(', ')', end_of_file), q)
^  Fail: (198) [user] is_delimiter(q)
   Call: (198) [system] ')'==q
   Fail: (198) [system] ')'==q
   Call: (198) [system] get_char((0x55798e5fad60), q)
   Exit: (198) [system] get_char((0x55798e5fad60), q)
   Call: (198) [system] q=(\)
   Fail: (198) [system] q=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1598432)
   Call: (199) [system] peek_char((0x55798e5fad60), _1599366)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1604086, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1598432=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (198) [system] _1584496=[q]
   Exit: (198) [system] [q]=[q]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [q])
^  Call: (197) [user] classify_and_convert_charseq($, [q], _1550842)
   Call: (198) [system] atom_chars(_1613316, ['_', q])
   Exit: (198) [system] atom_chars('_q', ['_', q])
^  Exit: (197) [user] classify_and_convert_charseq($, [q], _q)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), $, _q)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), _q)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1617980)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1619838)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1633992)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _1637782)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _1617980=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _1517894=[_q]
   Exit: (195) [system] [_q]=[_q]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [_q])
   Call: (194) [system] _1419680=[_p, _q]
   Exit: (194) [system] [_p, _q]=[_p, _q]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [_p, _q])
   Call: (193) [system] _1224720=['AndLink', _p, _q]
   Exit: (193) [system] ['AndLink', _p, _q]=['AndLink', _p, _q]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), ['AndLink', _p, _q])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', _p, _q])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1651664)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1653522)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1661260)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1663964)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1679042)
   Exit: (192) [system] peek_char((0x55798e5fad60), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1684612)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1686470)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1700624)
   Exit: (193) [system] get_char((0x55798e5fad60), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _1684612)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1718266)
   Call: (195) [system] peek_char((0x55798e5fad60), _1719200)
   Exit: (195) [system] peek_char((0x55798e5fad60), q)
^  Call: (195) [user] is_delimiter(q)
   Call: (196) [system] char_type(q, space)
   Fail: (196) [system] char_type(q, space)
   Call: (196) [system] arg(_1723920, v('(', ')', end_of_file), q)
   Fail: (196) [system] arg(_1724852, v('(', ')', end_of_file), q)
^  Fail: (195) [user] is_delimiter(q)
   Call: (195) [system] ')'==q
   Fail: (195) [system] ')'==q
   Call: (195) [system] get_char((0x55798e5fad60), q)
   Exit: (195) [system] get_char((0x55798e5fad60), q)
   Call: (195) [system] q=(\)
   Fail: (195) [system] q=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1732202)
   Call: (196) [system] peek_char((0x55798e5fad60), _1733136)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_1737856, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _1732202=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _1718266=[q]
   Exit: (195) [system] [q]=[q]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [q])
^  Call: (194) [user] classify_and_convert_charseq($, [q], _1684612)
   Call: (195) [system] atom_chars(_1747086, ['_', q])
   Exit: (195) [system] atom_chars('_q', ['_', q])
^  Exit: (194) [user] classify_and_convert_charseq($, [q], _q)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _q)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), _q)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1751750)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1753608)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1767762)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _1771552)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _1751750=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _1651664=[_q]
   Exit: (192) [system] [_q]=[_q]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [_q])
   Call: (191) [system] _1191772=[['AndLink', _p, _q], _q]
   Exit: (191) [system] [['AndLink', _p, _q], _q]=[['AndLink', _p, _q], _q]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [['AndLink', _p, _q], _q])
   Call: (190) [system] _1082338=[->, ['AndLink', _p, _q], _q]
   Exit: (190) [system] [->, ['AndLink', _p, _q], _q]=[->, ['AndLink', _p, _q], _q]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [->, ['AndLink', _p, _q], _q])
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), [->, ['AndLink', _p, _q], _q])
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _1785434)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1787292)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1801446)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _1805236)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _1785434=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _1049390=[[->, ['AndLink', _p, _q], _q]]
   Exit: (188) [system] [[->, ['AndLink', _p, _q], _q]]=[[->, ['AndLink', _p, _q], _q]]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [[->, ['AndLink', _p, _q], _q]])
   Call: (187) [system] _528188=['ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]
   Exit: (187) [system] ['ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]=['ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), ['ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]])
   Call: (186) [system] _435484=[:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]
   Exit: (186) [system] [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]=[:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1819118)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1820976)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1835130)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _1838920)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _1819118=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _402536=[[:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]
   Exit: (184) [system] [[:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]=[[:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [[:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]])
   Call: (183) [system] _230186=[[rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]
   Exit: (183) [system] [[rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]=[[rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]])
   Call: (182) [system] _104006=[=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]
   Exit: (182) [system] [=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]=[=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]])
^  Call: (179) [user] assertz(metta_file_comment(116, 0, 4794, [=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]], '$stream_position'(4794, 116, 0, 4794)))
^  Exit: (179) [user] assertz(metta_file_comment(116, 0, 4794, [=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]], '$stream_position'(4794, 116, 0, 4794)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 116, 0, 4794, '$stream_position'(4794, 116, 0, 4794)), read_sexpr((0x55798e5fad60), [=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]]), assertz(metta_file_comment(116, 0, 4794, [=, [rb], [:, 'ConjunctionEliminationRight', [->, ['AndLink', _p, _q], _q]]], '$stream_position'(4794, 116, 0, 4794)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1857438, _1857440, _1857442, _1857444, _1857446))
^  Exit: (177) [user] retract(metta_file_comment(67, 0, 2390, '$COMMENT'(";; Trinary rule", 67, 0), '$stream_position'(2390, 67, 0, 2390)))
^  Call: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; Trinary rule", 67, 0), _3084)
^  Call: (178) [user] once(call(untyped_to_metta, '$COMMENT'(";; Trinary rule", 67, 0), _1860274))
^  Call: (179) [user] call(untyped_to_metta, '$COMMENT'(";; Trinary rule", 67, 0), _1860274)
^  Call: (180) [user] untyped_to_metta('$COMMENT'(";; Trinary rule", 67, 0), _1860274)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; Trinary rule", 67, 0), _1863090))
^  Call: (182) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; Trinary rule", 67, 0), _1863090))
^  Call: (183) [user] trly(mfix_vars1, '$COMMENT'(";; Trinary rule", 67, 0), _1863090)
^  Call: (184) [user] once(call(mfix_vars1, '$COMMENT'(";; Trinary rule", 67, 0), _1865890))
^  Call: (185) [user] call(mfix_vars1, '$COMMENT'(";; Trinary rule", 67, 0), _1865890)
^  Call: (186) [user] mfix_vars1('$COMMENT'(";; Trinary rule", 67, 0), _1865890)
   Call: (187) [system] var('$COMMENT'(";; Trinary rule", 67, 0))
   Call: (187) [system] atom('$COMMENT'(";; Trinary rule", 67, 0))
   Call: (187) [system] '$COMMENT'(";; Trinary rule", 67, 0)==true
   Call: (187) [system] '$COMMENT'(";; Trinary rule", 67, 0)==false
   Call: (187) [system] '$COMMENT'(";; Trinary rule", 67, 0)==[_1872410, _1872416]
   Call: (187) [system] is_list('$COMMENT'(";; Trinary rule", 67, 0))
   Call: (187) [system] string('$COMMENT'(";; Trinary rule", 67, 0))
   Call: (187) [system] compound('$COMMENT'(";; Trinary rule", 67, 0))
   Exit: (187) [system] compound('$COMMENT'(";; Trinary rule", 67, 0))
   Call: (187) [system] compound_name_arguments('$COMMENT'(";; Trinary rule", 67, 0), _1877044, _1877046)
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT', [";; Trinary rule", 67, 0])
   Call: (187) [system] '$COMMENT'\=='$VAR'
   Exit: (187) [system] '$COMMENT'\=='$VAR'
^  Call: (187) [user] apply:maplist(mfix_vars1, [";; Trinary rule", 67, 0], _1880786)
   Call: (188) [apply] apply:maplist_([";; Trinary rule", 67, 0], _1880786, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(";; Trinary rule", _1882666)
   Call: (190) [system] var(";; Trinary rule")
   Call: (190) [system] atom(";; Trinary rule")
   Call: (190) [system] ";; Trinary rule"==true
   Call: (190) [system] ";; Trinary rule"==false
   Call: (190) [system] ";; Trinary rule"==[_1887308, _1887314]
   Call: (190) [system] is_list(";; Trinary rule")
   Call: (190) [system] string(";; Trinary rule")
   Exit: (190) [system] string(";; Trinary rule")
^  Call: (190) [user] string_to_syms
   Call: (191) [system] fail
   Call: (190) [system] compound(";; Trinary rule")
^  Call: (190) [user] symbol(";; Trinary rule")
   Call: (191) [system] atom(";; Trinary rule")
   Fail: (191) [system] atom(";; Trinary rule")
^  Fail: (190) [user] symbol(";; Trinary rule")
   Call: (190) [system] ";; Trinary rule"=_1882666
   Exit: (190) [system] ";; Trinary rule"=";; Trinary rule"
^  Exit: (189) [user] mfix_vars1(";; Trinary rule", ";; Trinary rule")
   Call: (189) [apply] apply:maplist_([67, 0], _1882668, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(67, _1901188)
   Call: (191) [system] var(67)
   Call: (191) [system] atom(67)
   Call: (191) [system] 67==true
   Call: (191) [system] 67==false
   Call: (191) [system] 67==[_1905830, _1905836]
   Call: (191) [system] is_list(67)
   Call: (191) [system] string(67)
   Call: (191) [system] compound(67)
^  Call: (191) [user] symbol(67)
   Call: (192) [system] atom(67)
   Fail: (192) [system] atom(67)
^  Fail: (191) [user] symbol(67)
   Call: (191) [system] 67=_1901188
   Exit: (191) [system] 67=67
^  Exit: (190) [user] mfix_vars1(67, 67)
   Call: (190) [apply] apply:maplist_([0], _1901190, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(0, _1916954)
   Call: (192) [system] var(0)
   Call: (192) [system] atom(0)
   Call: (192) [system] 0==true
   Call: (192) [system] 0==false
   Call: (192) [system] 0==[_1921596, _1921602]
   Call: (192) [system] is_list(0)
   Call: (192) [system] string(0)
   Call: (192) [system] compound(0)
^  Call: (192) [user] symbol(0)
   Call: (193) [system] atom(0)
   Fail: (193) [system] atom(0)
^  Fail: (192) [user] symbol(0)
   Call: (192) [system] 0=_1916954
   Exit: (192) [system] 0=0
^  Exit: (191) [user] mfix_vars1(0, 0)
   Call: (191) [apply] apply:maplist_([], _1916956, user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (189) [apply] apply:maplist_([67, 0], [67, 0], user:mfix_vars1)
   Exit: (188) [apply] apply:maplist_([";; Trinary rule", 67, 0], [";; Trinary rule", 67, 0], user:mfix_vars1)
^  Exit: (187) [apply] apply:maplist(user:mfix_vars1, [";; Trinary rule", 67, 0], [";; Trinary rule", 67, 0])
   Call: (187) [system] compound_name_arguments(_1865890, '$COMMENT', [";; Trinary rule", 67, 0])
   Exit: (187) [system] compound_name_arguments('$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT', [";; Trinary rule", 67, 0])
^  Exit: (186) [user] mfix_vars1('$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0))
^  Exit: (185) [system] call(user:mfix_vars1, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0))
^  Exit: (184) [system] once(user:call(mfix_vars1, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0)))
   Call: (184) [system] '$COMMENT'(";; Trinary rule", 67, 0)\=@='$COMMENT'(";; Trinary rule", 67, 0)
^  Exit: (183) [user] trly(mfix_vars1, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0))
^  Exit: (182) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; Trinary rule", 67, 0), _1945772))
^  Call: (182) [user] once(user:trly(cons_to_c, '$COMMENT'(";; Trinary rule", 67, 0), _1945772))
^  Call: (183) [user] trly(cons_to_c, '$COMMENT'(";; Trinary rule", 67, 0), _1945772)
^  Call: (184) [user] once(call(cons_to_c, '$COMMENT'(";; Trinary rule", 67, 0), _1948572))
^  Call: (185) [user] call(cons_to_c, '$COMMENT'(";; Trinary rule", 67, 0), _1948572)
^  Call: (186) [user] cons_to_c('$COMMENT'(";; Trinary rule", 67, 0), _1948572)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c('$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0))
^  Exit: (185) [system] call(user:cons_to_c, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0))
^  Exit: (184) [system] once(user:call(cons_to_c, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0)))
   Call: (184) [system] '$COMMENT'(";; Trinary rule", 67, 0)\=@='$COMMENT'(";; Trinary rule", 67, 0)
^  Exit: (183) [user] trly(cons_to_c, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0))
^  Exit: (182) [system] once(user:trly(cons_to_c, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0)))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; Trinary rule", 67, 0), _1860274))
^  Call: (182) [user] once(user:trly(cons_to_l, '$COMMENT'(";; Trinary rule", 67, 0), _1860274))
^  Call: (183) [user] trly(cons_to_l, '$COMMENT'(";; Trinary rule", 67, 0), _1860274)
^  Call: (184) [user] once(call(cons_to_l, '$COMMENT'(";; Trinary rule", 67, 0), _1962530))
^  Call: (185) [user] call(cons_to_l, '$COMMENT'(";; Trinary rule", 67, 0), _1962530)
^  Call: (186) [user] cons_to_l('$COMMENT'(";; Trinary rule", 67, 0), _1962530)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l('$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0))
^  Exit: (185) [system] call(user:cons_to_l, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0))
^  Exit: (184) [system] once(user:call(cons_to_l, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0)))
   Call: (184) [system] '$COMMENT'(";; Trinary rule", 67, 0)\=@='$COMMENT'(";; Trinary rule", 67, 0)
^  Exit: (183) [user] trly(cons_to_l, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0))
^  Exit: (182) [system] once(user:trly(cons_to_l, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0)))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0)))
^  Exit: (180) [user] untyped_to_metta('$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0))
^  Exit: (179) [system] call(user:untyped_to_metta, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0))
^  Exit: (178) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0)))
   Call: (178) [system] '$COMMENT'(";; Trinary rule", 67, 0)\=@='$COMMENT'(";; Trinary rule", 67, 0)
^  Exit: (177) [user] trly(untyped_to_metta, '$COMMENT'(";; Trinary rule", 67, 0), '$COMMENT'(";; Trinary rule", 67, 0))
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Trinary rule", 67, 0))
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Trinary rule", 67, 0))))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Trinary rule", 67, 0))))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; Trinary rule", 67, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; Trinary rule", 67, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Trinary rule", 67, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Trinary rule", 67, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Trinary rule", 67, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; Trinary rule", 67, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";; Trinary rule", 67, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";; Trinary rule", 67, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";; Trinary rule", 67, 0)))
   Call: (169) [system] '$COMMENT'(";; Trinary rule", 67, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; Trinary rule", 67, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Trinary rule", 67, 0)), 115]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Trinary rule", 67, 0), me_synthesize_1726263785_9357412, 115)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Trinary rule", 67, 0)), 115]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263798.3918223)
   Call: (173) [system] arg(1, t(1726263795.049033), _3148)
   Exit: (173) [system] arg(1, t(1726263795.049033), 1726263795.049033)
   Call: (173) [system] _3158 is 1726263798.3918223-1726263795.049033
   Exit: (173) [system] 3.3427894115448 is 1726263798.3918223-1726263795.049033
   Call: (173) [system] 3.3427894115448>4
   Fail: (173) [system] 3.3427894115448>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Trinary rule", 67, 0)), 115]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 23)
   Call: (175) [system] atom(23+1)
   Call: (175) [system] set_flag(translated_forms, 24)
   Exit: (175) [system] set_flag(translated_forms, 24)
   Exit: (174) [$syspreds] update_flag(translated_forms, 23, 23+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 23, 23+1))
   Exit: (171) [$syspreds] flag(translated_forms, 23, 23+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Trinary rule", 67, 0), me_synthesize_1726263785_9357412, 115)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; Trinary rule"])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; Trinary rule"])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Trinary rule", 67, 0), me_synthesize_1726263785_9357412, 115)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Trinary rule", 67, 0)), 115]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 23, 23+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Trinary rule", 67, 0), me_synthesize_1726263785_9357412, 115)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 116)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 116))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 116))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _2037314)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _2044736)
   Exit: (175) [system] peek_char((0x55798e5fad60), '(')
   Call: (175) [system] char_type('(', space)
^  Call: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (176) [system] string((0x55798e5fad60))
^  Exit: (175) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _2053074)
   Exit: (177) [system] peek_char((0x55798e5fad60), '(')
   Call: (177) [system] char_type('(', space)
   Call: (177) [system] _2055860=(0x55798e5fad60)
   Exit: (177) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (177) [user] once((read_position((0x55798e5fad60), _2057728, _2057730, _2057732, _2057734), read_sexpr((0x55798e5fad60), _2057746), assertz(metta_file_comment(_2057728, _2057730, _2057732, _2057746, _2057734))))
^  Call: (179) [user] read_position((0x55798e5fad60), _2057728, _2057730, _2057732, _2057734)
   Call: (180) [system] stream_property((0x55798e5fad60), position(_2057734))
   Call: (181) [system] nonvar((0x55798e5fad60))
   Exit: (181) [system] nonvar((0x55798e5fad60))
   Call: (181) [system] nonvar(position(_2057734))
   Exit: (181) [system] nonvar(position(_2057734))
   Exit: (180) [system] stream_property((0x55798e5fad60), position('$stream_position'(4859, 117, 0, 4859)))
   Call: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4859, 117, 0, 4859), _2057728)
   Call: (181) [system] nonvar(line_count)
   Exit: (181) [system] nonvar(line_count)
   Call: (181) [$syspreds] stream_position_field(line_count, _2067986)
   Exit: (181) [$syspreds] stream_position_field(line_count, 2)
   Call: (181) [system] arg(2, '$stream_position'(4859, 117, 0, 4859), _2057728)
   Exit: (181) [system] arg(2, '$stream_position'(4859, 117, 0, 4859), 117)
   Exit: (180) [$syspreds] stream_position_data(line_count, '$stream_position'(4859, 117, 0, 4859), 117)
   Call: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4859, 117, 0, 4859), _2057730)
   Call: (181) [system] nonvar(line_position)
   Exit: (181) [system] nonvar(line_position)
   Call: (181) [$syspreds] stream_position_field(line_position, _2075420)
   Exit: (181) [$syspreds] stream_position_field(line_position, 3)
   Call: (181) [system] arg(3, '$stream_position'(4859, 117, 0, 4859), _2057730)
   Exit: (181) [system] arg(3, '$stream_position'(4859, 117, 0, 4859), 0)
   Exit: (180) [$syspreds] stream_position_data(line_position, '$stream_position'(4859, 117, 0, 4859), 0)
   Call: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4859, 117, 0, 4859), _2057732)
   Call: (181) [system] nonvar(char_count)
   Exit: (181) [system] nonvar(char_count)
   Call: (181) [$syspreds] stream_position_field(char_count, _2082854)
   Exit: (181) [$syspreds] stream_position_field(char_count, 1)
   Call: (181) [system] arg(1, '$stream_position'(4859, 117, 0, 4859), _2057732)
   Exit: (181) [system] arg(1, '$stream_position'(4859, 117, 0, 4859), 4859)
   Exit: (180) [$syspreds] stream_position_data(char_count, '$stream_position'(4859, 117, 0, 4859), 4859)
^  Exit: (179) [user] read_position((0x55798e5fad60), 117, 0, 4859, '$stream_position'(4859, 117, 0, 4859))
^  Call: (179) [user] read_sexpr((0x55798e5fad60), _2057746)
   Call: (180) [system] string((0x55798e5fad60))
   Fail: (180) [system] string((0x55798e5fad60))
^  Call: (180) [user] cont_sexpr(')', (0x55798e5fad60), _2057746)
^  Call: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _2093080)
   Exit: (182) [system] peek_char((0x55798e5fad60), '(')
   Call: (182) [system] '('=(;)
   Fail: (182) [system] '('=(;)
^  Call: (182) [user] is_like_space('(')
   Call: (183) [system] char_type('(', 'white')
   Fail: (183) [system] char_type('(', 'white')
   Call: (183) [system] char_type('(', end_of_line)
   Fail: (183) [system] char_type('(', end_of_line)
   Call: (183) [system] char_type('(', space)
   Fail: (183) [system] char_type('(', space)
   Call: (183) [system] char_type('(', cntrl)
   Fail: (183) [system] char_type('(', cntrl)
^  Fail: (182) [user] is_like_space('(')
^  Exit: (181) [user] skip_spaces((0x55798e5fad60))
   Call: (181) [system] get_char((0x55798e5fad60), _13742)
   Exit: (181) [system] get_char((0x55798e5fad60), '(')
   Call: (181) [system] '('='('
   Exit: (181) [system] '('='('
^  Call: (181) [user] read_list(')', (0x55798e5fad60), _3322)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _19312)
   Exit: (183) [system] peek_char((0x55798e5fad60), =)
   Call: (183) [system] (=)=(;)
   Fail: (183) [system] (=)=(;)
^  Call: (183) [user] is_like_space(=)
   Call: (184) [system] char_type(=, 'white')
   Fail: (184) [system] char_type(=, 'white')
   Call: (184) [system] char_type(=, end_of_line)
   Fail: (184) [system] char_type(=, end_of_line)
   Call: (184) [system] char_type(=, space)
   Fail: (184) [system] char_type(=, space)
   Call: (184) [system] char_type(=, cntrl)
   Fail: (184) [system] char_type(=, cntrl)
^  Fail: (183) [user] is_like_space(=)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] peek_char((0x55798e5fad60), _33466)
   Exit: (182) [system] peek_char((0x55798e5fad60), =)
   Call: (182) [system] (=)=')'
   Fail: (182) [system] (=)=')'
   Call: (182) [system] (=)=end_of_file
   Fail: (182) [system] (=)=end_of_file
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _39036)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _40894)
   Exit: (184) [system] peek_char((0x55798e5fad60), =)
   Call: (184) [system] (=)=(;)
   Fail: (184) [system] (=)=(;)
^  Call: (184) [user] is_like_space(=)
   Call: (185) [system] char_type(=, 'white')
   Fail: (185) [system] char_type(=, 'white')
   Call: (185) [system] char_type(=, end_of_line)
   Fail: (185) [system] char_type(=, end_of_line)
   Call: (185) [system] char_type(=, space)
   Fail: (185) [system] char_type(=, space)
   Call: (185) [system] char_type(=, cntrl)
   Fail: (185) [system] char_type(=, cntrl)
^  Fail: (184) [user] is_like_space(=)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _55048)
   Exit: (183) [system] get_char((0x55798e5fad60), =)
   Call: (183) [system] (=)='('
   Fail: (183) [system] (=)='('
   Call: (183) [system] (=)='['
   Fail: (183) [system] (=)='['
   Call: (183) [system] (=)='{'
   Fail: (183) [system] (=)='{'
   Call: (183) [system] (=)='"'
   Fail: (183) [system] (=)='"'
   Call: (183) [system] (=)=!
   Fail: (183) [system] (=)=!
   Call: (183) [system] (=)='\''
   Fail: (183) [system] (=)='\''
   Call: (183) [system] (=)='`'
   Fail: (183) [system] (=)='`'
   Call: (183) [system] (=)=end_of_file
   Fail: (183) [system] (=)=end_of_file
^  Call: (183) [user] read_symbolic(')', (0x55798e5fad60), =, _39036)
^  Call: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), _72690)
   Call: (185) [system] peek_char((0x55798e5fad60), _73624)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (185) [user] is_delimiter(' ')
   Call: (186) [system] char_type(' ', space)
   Exit: (186) [system] char_type(' ', space)
^  Exit: (185) [user] is_delimiter(' ')
   Call: (185) [system] _72690=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (184) [user] classify_and_convert_charseq(=, [], _39036)
^  Call: (186) [system] setup_call_cleanup('$notrace'(_82934, _82936), once(user:catch(read_from_chars([=], _39036), _82910, fail)), '$restore_trace'(_82934, _82936))
^  Call: (187) [system] sig_atomic(system:'$notrace'(_82934, _82936))
^  Exit: (186) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([=], =), _82910, fail)), system:'$restore_trace'(3, -1))
   Call: (185) [system] atomic(=)
   Exit: (185) [system] atomic(=)
^  Exit: (184) [user] classify_and_convert_charseq(=, [], =)
^  Exit: (183) [user] read_symbolic(')', (0x55798e5fad60), =, =)
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), =)
^  Call: (182) [user] read_list(')', (0x55798e5fad60), _90434)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _92292)
   Exit: (184) [system] peek_char((0x55798e5fad60), ' ')
   Call: (184) [system] ' '=(;)
   Fail: (184) [system] ' '=(;)
^  Call: (184) [user] is_like_space(' ')
   Call: (185) [system] char_type(' ', 'white')
   Exit: (185) [system] char_type(' ', 'white')
^  Exit: (184) [user] is_like_space(' ')
   Call: (184) [system] get_char((0x55798e5fad60), _100030)
   Exit: (184) [system] get_char((0x55798e5fad60), ' ')
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _102734)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _117812)
   Exit: (183) [system] peek_char((0x55798e5fad60), '(')
   Call: (183) [system] '('=')'
   Fail: (183) [system] '('=')'
   Call: (183) [system] '('=end_of_file
   Fail: (183) [system] '('=end_of_file
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _123382)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _125240)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _139394)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _123382)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _144964)
   Exit: (186) [system] peek_char((0x55798e5fad60), r)
   Call: (186) [system] r=(;)
   Fail: (186) [system] r=(;)
^  Call: (186) [user] is_like_space(r)
   Call: (187) [system] char_type(r, 'white')
   Fail: (187) [system] char_type(r, 'white')
   Call: (187) [system] char_type(r, end_of_line)
   Fail: (187) [system] char_type(r, end_of_line)
   Call: (187) [system] char_type(r, space)
   Fail: (187) [system] char_type(r, space)
   Call: (187) [system] char_type(r, cntrl)
   Fail: (187) [system] char_type(r, cntrl)
^  Fail: (186) [user] is_like_space(r)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _159118)
   Exit: (185) [system] peek_char((0x55798e5fad60), r)
   Call: (185) [system] r=')'
   Fail: (185) [system] r=')'
   Call: (185) [system] r=end_of_file
   Fail: (185) [system] r=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _164688)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _166546)
   Exit: (187) [system] peek_char((0x55798e5fad60), r)
   Call: (187) [system] r=(;)
   Fail: (187) [system] r=(;)
^  Call: (187) [user] is_like_space(r)
   Call: (188) [system] char_type(r, 'white')
   Fail: (188) [system] char_type(r, 'white')
   Call: (188) [system] char_type(r, end_of_line)
   Fail: (188) [system] char_type(r, end_of_line)
   Call: (188) [system] char_type(r, space)
   Fail: (188) [system] char_type(r, space)
   Call: (188) [system] char_type(r, cntrl)
   Fail: (188) [system] char_type(r, cntrl)
^  Fail: (187) [user] is_like_space(r)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _180700)
   Exit: (186) [system] get_char((0x55798e5fad60), r)
   Call: (186) [system] r='('
   Fail: (186) [system] r='('
   Call: (186) [system] r='['
   Fail: (186) [system] r='['
   Call: (186) [system] r='{'
   Fail: (186) [system] r='{'
   Call: (186) [system] r='"'
   Fail: (186) [system] r='"'
   Call: (186) [system] r=!
   Fail: (186) [system] r=!
   Call: (186) [system] r='\''
   Fail: (186) [system] r='\''
   Call: (186) [system] r='`'
   Fail: (186) [system] r='`'
   Call: (186) [system] r=end_of_file
   Fail: (186) [system] r=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), r, _164688)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _198342)
   Call: (188) [system] peek_char((0x55798e5fad60), _199276)
   Exit: (188) [system] peek_char((0x55798e5fad60), b)
^  Call: (188) [user] is_delimiter(b)
   Call: (189) [system] char_type(b, space)
   Fail: (189) [system] char_type(b, space)
   Call: (189) [system] arg(_203996, v('(', ')', end_of_file), b)
   Fail: (189) [system] arg(_204928, v('(', ')', end_of_file), b)
^  Fail: (188) [user] is_delimiter(b)
   Call: (188) [system] ')'==b
   Fail: (188) [system] ')'==b
   Call: (188) [system] get_char((0x55798e5fad60), b)
   Exit: (188) [system] get_char((0x55798e5fad60), b)
   Call: (188) [system] b=(\)
   Fail: (188) [system] b=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _212278)
   Call: (189) [system] peek_char((0x55798e5fad60), _213212)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
^  Call: (189) [user] is_delimiter(')')
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] arg(_217932, v('(', ')', end_of_file), ')')
   Exit: (190) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (189) [user] is_delimiter(')')
   Call: (189) [system] _212278=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (188) [system] _198342=[b]
   Exit: (188) [system] [b]=[b]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (187) [user] classify_and_convert_charseq(r, [b], _164688)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_227188, _227190), once(user:catch(read_from_chars([r, b], _164688), _227164, fail)), '$restore_trace'(_227188, _227190))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_227188, _227190))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _227164, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(rb)
   Exit: (188) [system] atomic(rb)
^  Exit: (187) [user] classify_and_convert_charseq(r, [b], rb)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), r, rb)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), rb)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _234688)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _236546)
   Exit: (187) [system] peek_char((0x55798e5fad60), ')')
   Call: (187) [system] ')'=(;)
   Fail: (187) [system] ')'=(;)
^  Call: (187) [user] is_like_space(')')
   Call: (188) [system] char_type(')', 'white')
   Fail: (188) [system] char_type(')', 'white')
   Call: (188) [system] char_type(')', end_of_line)
   Fail: (188) [system] char_type(')', end_of_line)
   Call: (188) [system] char_type(')', space)
   Fail: (188) [system] char_type(')', space)
   Call: (188) [system] char_type(')', cntrl)
   Fail: (188) [system] char_type(')', cntrl)
^  Fail: (187) [user] is_like_space(')')
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _250700)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=')'
   Exit: (186) [system] ')'=')'
   Call: (186) [system] get_char((0x55798e5fad60), _254490)
   Exit: (186) [system] get_char((0x55798e5fad60), ')')
   Call: (186) [system] _234688=[]
   Exit: (186) [system] []=[]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [])
   Call: (185) [system] _123382=[rb]
   Exit: (185) [system] [rb]=[rb]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [rb])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [rb])
^  Call: (183) [user] read_list(')', (0x55798e5fad60), _262784)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _264642)
   Exit: (185) [system] peek_char((0x55798e5fad60), ' ')
   Call: (185) [system] ' '=(;)
   Fail: (185) [system] ' '=(;)
^  Call: (185) [user] is_like_space(' ')
   Call: (186) [system] char_type(' ', 'white')
   Exit: (186) [system] char_type(' ', 'white')
^  Exit: (185) [user] is_like_space(' ')
   Call: (185) [system] get_char((0x55798e5fad60), _272380)
   Exit: (185) [system] get_char((0x55798e5fad60), ' ')
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _275084)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _290162)
   Exit: (184) [system] peek_char((0x55798e5fad60), '(')
   Call: (184) [system] '('=')'
   Fail: (184) [system] '('=')'
   Call: (184) [system] '('=end_of_file
   Fail: (184) [system] '('=end_of_file
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _295732)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _297590)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _311744)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _295732)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _317314)
   Exit: (187) [system] peek_char((0x55798e5fad60), :)
   Call: (187) [system] (:)=(;)
   Fail: (187) [system] (:)=(;)
^  Call: (187) [user] is_like_space(:)
   Call: (188) [system] char_type(:, 'white')
   Fail: (188) [system] char_type(:, 'white')
   Call: (188) [system] char_type(:, end_of_line)
   Fail: (188) [system] char_type(:, end_of_line)
   Call: (188) [system] char_type(:, space)
   Fail: (188) [system] char_type(:, space)
   Call: (188) [system] char_type(:, cntrl)
   Fail: (188) [system] char_type(:, cntrl)
^  Fail: (187) [user] is_like_space(:)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _331468)
   Exit: (186) [system] peek_char((0x55798e5fad60), :)
   Call: (186) [system] (:)=')'
   Fail: (186) [system] (:)=')'
   Call: (186) [system] (:)=end_of_file
   Fail: (186) [system] (:)=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _337038)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _338896)
   Exit: (188) [system] peek_char((0x55798e5fad60), :)
   Call: (188) [system] (:)=(;)
   Fail: (188) [system] (:)=(;)
^  Call: (188) [user] is_like_space(:)
   Call: (189) [system] char_type(:, 'white')
   Fail: (189) [system] char_type(:, 'white')
   Call: (189) [system] char_type(:, end_of_line)
   Fail: (189) [system] char_type(:, end_of_line)
   Call: (189) [system] char_type(:, space)
   Fail: (189) [system] char_type(:, space)
   Call: (189) [system] char_type(:, cntrl)
   Fail: (189) [system] char_type(:, cntrl)
^  Fail: (188) [user] is_like_space(:)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _353050)
   Exit: (187) [system] get_char((0x55798e5fad60), :)
   Call: (187) [system] (:)='('
   Fail: (187) [system] (:)='('
   Call: (187) [system] (:)='['
   Fail: (187) [system] (:)='['
   Call: (187) [system] (:)='{'
   Fail: (187) [system] (:)='{'
   Call: (187) [system] (:)='"'
   Fail: (187) [system] (:)='"'
   Call: (187) [system] (:)=!
   Fail: (187) [system] (:)=!
   Call: (187) [system] (:)='\''
   Fail: (187) [system] (:)='\''
   Call: (187) [system] (:)='`'
   Fail: (187) [system] (:)='`'
   Call: (187) [system] (:)=end_of_file
   Fail: (187) [system] (:)=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), :, _337038)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _370692)
   Call: (189) [system] peek_char((0x55798e5fad60), _371626)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (189) [user] is_delimiter(' ')
   Call: (190) [system] char_type(' ', space)
   Exit: (190) [system] char_type(' ', space)
^  Exit: (189) [user] is_delimiter(' ')
   Call: (189) [system] _370692=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (188) [user] classify_and_convert_charseq(:, [], _337038)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_380936, _380938), once(user:catch(read_from_chars([:], _337038), _380912, fail)), '$restore_trace'(_380936, _380938))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_380936, _380938))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _380912, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(:)
   Exit: (189) [system] atomic(:)
^  Exit: (188) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _388436)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _390294)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _398032)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _400736)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'D')
   Call: (189) [system] 'D'=(;)
   Fail: (189) [system] 'D'=(;)
^  Call: (189) [user] is_like_space('D')
   Call: (190) [system] char_type('D', 'white')
   Fail: (190) [system] char_type('D', 'white')
   Call: (190) [system] char_type('D', end_of_line)
   Fail: (190) [system] char_type('D', end_of_line)
   Call: (190) [system] char_type('D', space)
   Fail: (190) [system] char_type('D', space)
   Call: (190) [system] char_type('D', cntrl)
   Fail: (190) [system] char_type('D', cntrl)
^  Fail: (189) [user] is_like_space('D')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _415814)
   Exit: (187) [system] peek_char((0x55798e5fad60), 'D')
   Call: (187) [system] 'D'=')'
   Fail: (187) [system] 'D'=')'
   Call: (187) [system] 'D'=end_of_file
   Fail: (187) [system] 'D'=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _421384)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _423242)
   Exit: (189) [system] peek_char((0x55798e5fad60), 'D')
   Call: (189) [system] 'D'=(;)
   Fail: (189) [system] 'D'=(;)
^  Call: (189) [user] is_like_space('D')
   Call: (190) [system] char_type('D', 'white')
   Fail: (190) [system] char_type('D', 'white')
   Call: (190) [system] char_type('D', end_of_line)
   Fail: (190) [system] char_type('D', end_of_line)
   Call: (190) [system] char_type('D', space)
   Fail: (190) [system] char_type('D', space)
   Call: (190) [system] char_type('D', cntrl)
   Fail: (190) [system] char_type('D', cntrl)
^  Fail: (189) [user] is_like_space('D')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _437396)
   Exit: (188) [system] get_char((0x55798e5fad60), 'D')
   Call: (188) [system] 'D'='('
   Fail: (188) [system] 'D'='('
   Call: (188) [system] 'D'='['
   Fail: (188) [system] 'D'='['
   Call: (188) [system] 'D'='{'
   Fail: (188) [system] 'D'='{'
   Call: (188) [system] 'D'='"'
   Fail: (188) [system] 'D'='"'
   Call: (188) [system] 'D'=!
   Fail: (188) [system] 'D'=!
   Call: (188) [system] 'D'='\''
   Fail: (188) [system] 'D'='\''
   Call: (188) [system] 'D'='`'
   Fail: (188) [system] 'D'='`'
   Call: (188) [system] 'D'=end_of_file
   Fail: (188) [system] 'D'=end_of_file
^  Call: (188) [user] read_symbolic(')', (0x55798e5fad60), 'D', _421384)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _455038)
   Call: (190) [system] peek_char((0x55798e5fad60), _455972)
   Exit: (190) [system] peek_char((0x55798e5fad60), i)
^  Call: (190) [user] is_delimiter(i)
   Call: (191) [system] char_type(i, space)
   Fail: (191) [system] char_type(i, space)
   Call: (191) [system] arg(_460692, v('(', ')', end_of_file), i)
   Fail: (191) [system] arg(_461624, v('(', ')', end_of_file), i)
^  Fail: (190) [user] is_delimiter(i)
   Call: (190) [system] ')'==i
   Fail: (190) [system] ')'==i
   Call: (190) [system] get_char((0x55798e5fad60), i)
   Exit: (190) [system] get_char((0x55798e5fad60), i)
   Call: (190) [system] i=(\)
   Fail: (190) [system] i=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _468974)
   Call: (191) [system] peek_char((0x55798e5fad60), _469908)
   Exit: (191) [system] peek_char((0x55798e5fad60), s)
^  Call: (191) [user] is_delimiter(s)
   Call: (192) [system] char_type(s, space)
   Fail: (192) [system] char_type(s, space)
   Call: (192) [system] arg(_474628, v('(', ')', end_of_file), s)
   Fail: (192) [system] arg(_475560, v('(', ')', end_of_file), s)
^  Fail: (191) [user] is_delimiter(s)
   Call: (191) [system] ')'==s
   Fail: (191) [system] ')'==s
   Call: (191) [system] get_char((0x55798e5fad60), s)
   Exit: (191) [system] get_char((0x55798e5fad60), s)
   Call: (191) [system] s=(\)
   Fail: (191) [system] s=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _482910)
   Call: (192) [system] peek_char((0x55798e5fad60), _483844)
   Exit: (192) [system] peek_char((0x55798e5fad60), j)
^  Call: (192) [user] is_delimiter(j)
   Call: (193) [system] char_type(j, space)
   Fail: (193) [system] char_type(j, space)
   Call: (193) [system] arg(_488564, v('(', ')', end_of_file), j)
   Fail: (193) [system] arg(_489496, v('(', ')', end_of_file), j)
^  Fail: (192) [user] is_delimiter(j)
   Call: (192) [system] ')'==j
   Fail: (192) [system] ')'==j
   Call: (192) [system] get_char((0x55798e5fad60), j)
   Exit: (192) [system] get_char((0x55798e5fad60), j)
   Call: (192) [system] j=(\)
   Fail: (192) [system] j=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _496846)
   Call: (193) [system] peek_char((0x55798e5fad60), _497780)
   Exit: (193) [system] peek_char((0x55798e5fad60), u)
^  Call: (193) [user] is_delimiter(u)
   Call: (194) [system] char_type(u, space)
   Fail: (194) [system] char_type(u, space)
   Call: (194) [system] arg(_502500, v('(', ')', end_of_file), u)
   Fail: (194) [system] arg(_503432, v('(', ')', end_of_file), u)
^  Fail: (193) [user] is_delimiter(u)
   Call: (193) [system] ')'==u
   Fail: (193) [system] ')'==u
   Call: (193) [system] get_char((0x55798e5fad60), u)
   Exit: (193) [system] get_char((0x55798e5fad60), u)
   Call: (193) [system] u=(\)
   Fail: (193) [system] u=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _510782)
   Call: (194) [system] peek_char((0x55798e5fad60), _511716)
   Exit: (194) [system] peek_char((0x55798e5fad60), n)
^  Call: (194) [user] is_delimiter(n)
   Call: (195) [system] char_type(n, space)
   Fail: (195) [system] char_type(n, space)
   Call: (195) [system] arg(_516436, v('(', ')', end_of_file), n)
   Fail: (195) [system] arg(_517368, v('(', ')', end_of_file), n)
^  Fail: (194) [user] is_delimiter(n)
   Call: (194) [system] ')'==n
   Fail: (194) [system] ')'==n
   Call: (194) [system] get_char((0x55798e5fad60), n)
   Exit: (194) [system] get_char((0x55798e5fad60), n)
   Call: (194) [system] n=(\)
   Fail: (194) [system] n=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _524718)
   Call: (195) [system] peek_char((0x55798e5fad60), _525652)
   Exit: (195) [system] peek_char((0x55798e5fad60), c)
^  Call: (195) [user] is_delimiter(c)
   Call: (196) [system] char_type(c, space)
   Fail: (196) [system] char_type(c, space)
   Call: (196) [system] arg(_530372, v('(', ')', end_of_file), c)
   Fail: (196) [system] arg(_531304, v('(', ')', end_of_file), c)
^  Fail: (195) [user] is_delimiter(c)
   Call: (195) [system] ')'==c
   Fail: (195) [system] ')'==c
   Call: (195) [system] get_char((0x55798e5fad60), c)
   Exit: (195) [system] get_char((0x55798e5fad60), c)
   Call: (195) [system] c=(\)
   Fail: (195) [system] c=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _538654)
   Call: (196) [system] peek_char((0x55798e5fad60), _539588)
   Exit: (196) [system] peek_char((0x55798e5fad60), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_544308, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_545240, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55798e5fad60), t)
   Exit: (196) [system] get_char((0x55798e5fad60), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _552590)
   Call: (197) [system] peek_char((0x55798e5fad60), _553524)
   Exit: (197) [system] peek_char((0x55798e5fad60), i)
^  Call: (197) [user] is_delimiter(i)
   Call: (198) [system] char_type(i, space)
   Fail: (198) [system] char_type(i, space)
   Call: (198) [system] arg(_558244, v('(', ')', end_of_file), i)
   Fail: (198) [system] arg(_559176, v('(', ')', end_of_file), i)
^  Fail: (197) [user] is_delimiter(i)
   Call: (197) [system] ')'==i
   Fail: (197) [system] ')'==i
   Call: (197) [system] get_char((0x55798e5fad60), i)
   Exit: (197) [system] get_char((0x55798e5fad60), i)
   Call: (197) [system] i=(\)
   Fail: (197) [system] i=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _566526)
   Call: (198) [system] peek_char((0x55798e5fad60), _567460)
   Exit: (198) [system] peek_char((0x55798e5fad60), o)
^  Call: (198) [user] is_delimiter(o)
   Call: (199) [system] char_type(o, space)
   Fail: (199) [system] char_type(o, space)
   Call: (199) [system] arg(_572180, v('(', ')', end_of_file), o)
   Fail: (199) [system] arg(_573112, v('(', ')', end_of_file), o)
^  Fail: (198) [user] is_delimiter(o)
   Call: (198) [system] ')'==o
   Fail: (198) [system] ')'==o
   Call: (198) [system] get_char((0x55798e5fad60), o)
   Exit: (198) [system] get_char((0x55798e5fad60), o)
   Call: (198) [system] o=(\)
   Fail: (198) [system] o=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _580462)
   Call: (199) [system] peek_char((0x55798e5fad60), _581396)
   Exit: (199) [system] peek_char((0x55798e5fad60), n)
^  Call: (199) [user] is_delimiter(n)
   Call: (200) [system] char_type(n, space)
   Fail: (200) [system] char_type(n, space)
   Call: (200) [system] arg(_586116, v('(', ')', end_of_file), n)
   Fail: (200) [system] arg(_587048, v('(', ')', end_of_file), n)
^  Fail: (199) [user] is_delimiter(n)
   Call: (199) [system] ')'==n
   Fail: (199) [system] ')'==n
   Call: (199) [system] get_char((0x55798e5fad60), n)
   Exit: (199) [system] get_char((0x55798e5fad60), n)
   Call: (199) [system] n=(\)
   Fail: (199) [system] n=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _594398)
   Call: (200) [system] peek_char((0x55798e5fad60), _595332)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (200) [user] is_delimiter('I')
   Call: (201) [system] char_type('I', space)
   Fail: (201) [system] char_type('I', space)
   Call: (201) [system] arg(_600052, v('(', ')', end_of_file), 'I')
   Fail: (201) [system] arg(_600984, v('(', ')', end_of_file), 'I')
^  Fail: (200) [user] is_delimiter('I')
   Call: (200) [system] ')'=='I'
   Fail: (200) [system] ')'=='I'
   Call: (200) [system] get_char((0x55798e5fad60), 'I')
   Exit: (200) [system] get_char((0x55798e5fad60), 'I')
   Call: (200) [system] 'I'=(\)
   Fail: (200) [system] 'I'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _608334)
   Call: (201) [system] peek_char((0x55798e5fad60), _609268)
   Exit: (201) [system] peek_char((0x55798e5fad60), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_613988, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_614920, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55798e5fad60), n)
   Exit: (201) [system] get_char((0x55798e5fad60), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _622270)
   Call: (202) [system] peek_char((0x55798e5fad60), _623204)
   Exit: (202) [system] peek_char((0x55798e5fad60), t)
^  Call: (202) [user] is_delimiter(t)
   Call: (203) [system] char_type(t, space)
   Fail: (203) [system] char_type(t, space)
   Call: (203) [system] arg(_627924, v('(', ')', end_of_file), t)
   Fail: (203) [system] arg(_628856, v('(', ')', end_of_file), t)
^  Fail: (202) [user] is_delimiter(t)
   Call: (202) [system] ')'==t
   Fail: (202) [system] ')'==t
   Call: (202) [system] get_char((0x55798e5fad60), t)
   Exit: (202) [system] get_char((0x55798e5fad60), t)
   Call: (202) [system] t=(\)
   Fail: (202) [system] t=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _636206)
   Call: (203) [system] peek_char((0x55798e5fad60), _637140)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_641860, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_642792, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _650142)
   Call: (204) [system] peek_char((0x55798e5fad60), _651076)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_655796, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_656728, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _664078)
   Call: (205) [system] peek_char((0x55798e5fad60), _665012)
   Exit: (205) [system] peek_char((0x55798e5fad60), d)
^  Call: (205) [user] is_delimiter(d)
   Call: (206) [system] char_type(d, space)
   Fail: (206) [system] char_type(d, space)
   Call: (206) [system] arg(_669732, v('(', ')', end_of_file), d)
   Fail: (206) [system] arg(_670664, v('(', ')', end_of_file), d)
^  Fail: (205) [user] is_delimiter(d)
   Call: (205) [system] ')'==d
   Fail: (205) [system] ')'==d
   Call: (205) [system] get_char((0x55798e5fad60), d)
   Exit: (205) [system] get_char((0x55798e5fad60), d)
   Call: (205) [system] d=(\)
   Fail: (205) [system] d=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _678014)
   Call: (206) [system] peek_char((0x55798e5fad60), _678948)
   Exit: (206) [system] peek_char((0x55798e5fad60), u)
^  Call: (206) [user] is_delimiter(u)
   Call: (207) [system] char_type(u, space)
   Fail: (207) [system] char_type(u, space)
   Call: (207) [system] arg(_683668, v('(', ')', end_of_file), u)
   Fail: (207) [system] arg(_684600, v('(', ')', end_of_file), u)
^  Fail: (206) [user] is_delimiter(u)
   Call: (206) [system] ')'==u
   Fail: (206) [system] ')'==u
   Call: (206) [system] get_char((0x55798e5fad60), u)
   Exit: (206) [system] get_char((0x55798e5fad60), u)
   Call: (206) [system] u=(\)
   Fail: (206) [system] u=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _691950)
   Call: (207) [system] peek_char((0x55798e5fad60), _692884)
   Exit: (207) [system] peek_char((0x55798e5fad60), c)
^  Call: (207) [user] is_delimiter(c)
   Call: (208) [system] char_type(c, space)
   Fail: (208) [system] char_type(c, space)
   Call: (208) [system] arg(_697604, v('(', ')', end_of_file), c)
   Fail: (208) [system] arg(_698536, v('(', ')', end_of_file), c)
^  Fail: (207) [user] is_delimiter(c)
   Call: (207) [system] ')'==c
   Fail: (207) [system] ')'==c
   Call: (207) [system] get_char((0x55798e5fad60), c)
   Exit: (207) [system] get_char((0x55798e5fad60), c)
   Call: (207) [system] c=(\)
   Fail: (207) [system] c=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _705886)
   Call: (208) [system] peek_char((0x55798e5fad60), _706820)
   Exit: (208) [system] peek_char((0x55798e5fad60), t)
^  Call: (208) [user] is_delimiter(t)
   Call: (209) [system] char_type(t, space)
   Fail: (209) [system] char_type(t, space)
   Call: (209) [system] arg(_711540, v('(', ')', end_of_file), t)
   Fail: (209) [system] arg(_712472, v('(', ')', end_of_file), t)
^  Fail: (208) [user] is_delimiter(t)
   Call: (208) [system] ')'==t
   Fail: (208) [system] ')'==t
   Call: (208) [system] get_char((0x55798e5fad60), t)
   Exit: (208) [system] get_char((0x55798e5fad60), t)
   Call: (208) [system] t=(\)
   Fail: (208) [system] t=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _719822)
   Call: (209) [system] peek_char((0x55798e5fad60), _720756)
   Exit: (209) [system] peek_char((0x55798e5fad60), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_725476, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_726408, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55798e5fad60), i)
   Exit: (209) [system] get_char((0x55798e5fad60), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _733758)
   Call: (210) [system] peek_char((0x55798e5fad60), _734692)
   Exit: (210) [system] peek_char((0x55798e5fad60), o)
^  Call: (210) [user] is_delimiter(o)
   Call: (211) [system] char_type(o, space)
   Fail: (211) [system] char_type(o, space)
   Call: (211) [system] arg(_739412, v('(', ')', end_of_file), o)
   Fail: (211) [system] arg(_740344, v('(', ')', end_of_file), o)
^  Fail: (210) [user] is_delimiter(o)
   Call: (210) [system] ')'==o
   Fail: (210) [system] ')'==o
   Call: (210) [system] get_char((0x55798e5fad60), o)
   Exit: (210) [system] get_char((0x55798e5fad60), o)
   Call: (210) [system] o=(\)
   Fail: (210) [system] o=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _747694)
   Call: (211) [system] peek_char((0x55798e5fad60), _748628)
   Exit: (211) [system] peek_char((0x55798e5fad60), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_753348, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_754280, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55798e5fad60), n)
   Exit: (211) [system] get_char((0x55798e5fad60), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _761630)
   Call: (212) [system] peek_char((0x55798e5fad60), _762564)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _761630=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _747694=[n]
   Exit: (211) [system] [n]=[n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (210) [system] _733758=[o, n]
   Exit: (210) [system] [o, n]=[o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (209) [system] _719822=[i, o, n]
   Exit: (209) [system] [i, o, n]=[i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (208) [system] _705886=[t, i, o, n]
   Exit: (208) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (207) [system] _691950=[c, t, i, o, n]
   Exit: (207) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (206) [system] _678014=[u, c, t, i, o, n]
   Exit: (206) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (205) [system] _664078=[d, u, c, t, i, o, n]
   Exit: (205) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (204) [system] _650142=[o, d, u, c, t, i, o, n]
   Exit: (204) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (203) [system] _636206=[r, o, d, u, c, t, i, o, n]
   Exit: (203) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (202) [system] _622270=[t, r, o, d, u, c, t, i, o, n]
   Exit: (202) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (201) [system] _608334=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (201) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (200) [system] _594398=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (200) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (199) [system] _580462=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (199) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (198) [system] _566526=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (198) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (197) [system] _552590=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (197) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (196) [system] _538654=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (196) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (195) [system] _524718=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (195) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (194) [system] _510782=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (194) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (193) [system] _496846=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (193) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (192) [system] _482910=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (192) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (191) [system] _468974=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (191) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (190) [system] _455038=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (190) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (189) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _421384)
^  Call: (191) [system] setup_call_cleanup('$notrace'(_833342, _833344), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _421384), _833318, fail)), '$restore_trace'(_833342, _833344))
^  Call: (192) [system] sig_atomic(system:'$notrace'(_833342, _833344))
^  Exit: (191) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _421384), _833318, fail)), system:'$restore_trace'(3, -1))
   Call: (190) [system] atomic(_421384)
   Fail: (190) [system] atomic(_421384)
   Call: (190) [system] atom_chars(_421384, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (190) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (189) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (188) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _842718)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _844576)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _852314)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _855018)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _870096)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _875666)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _877524)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _891678)
   Exit: (189) [system] get_char((0x55798e5fad60), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _875666)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _897248)
   Exit: (191) [system] peek_char((0x55798e5fad60), -)
   Call: (191) [system] (-)=(;)
   Fail: (191) [system] (-)=(;)
^  Call: (191) [user] is_like_space(-)
   Call: (192) [system] char_type(-, 'white')
   Fail: (192) [system] char_type(-, 'white')
   Call: (192) [system] char_type(-, end_of_line)
   Fail: (192) [system] char_type(-, end_of_line)
   Call: (192) [system] char_type(-, space)
   Fail: (192) [system] char_type(-, space)
   Call: (192) [system] char_type(-, cntrl)
   Fail: (192) [system] char_type(-, cntrl)
^  Fail: (191) [user] is_like_space(-)
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _911402)
   Exit: (190) [system] peek_char((0x55798e5fad60), -)
   Call: (190) [system] (-)=')'
   Fail: (190) [system] (-)=')'
   Call: (190) [system] (-)=end_of_file
   Fail: (190) [system] (-)=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _916972)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _918830)
   Exit: (192) [system] peek_char((0x55798e5fad60), -)
   Call: (192) [system] (-)=(;)
   Fail: (192) [system] (-)=(;)
^  Call: (192) [user] is_like_space(-)
   Call: (193) [system] char_type(-, 'white')
   Fail: (193) [system] char_type(-, 'white')
   Call: (193) [system] char_type(-, end_of_line)
   Fail: (193) [system] char_type(-, end_of_line)
   Call: (193) [system] char_type(-, space)
   Fail: (193) [system] char_type(-, space)
   Call: (193) [system] char_type(-, cntrl)
   Fail: (193) [system] char_type(-, cntrl)
^  Fail: (192) [user] is_like_space(-)
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _932984)
   Exit: (191) [system] get_char((0x55798e5fad60), -)
   Call: (191) [system] (-)='('
   Fail: (191) [system] (-)='('
   Call: (191) [system] (-)='['
   Fail: (191) [system] (-)='['
   Call: (191) [system] (-)='{'
   Fail: (191) [system] (-)='{'
   Call: (191) [system] (-)='"'
   Fail: (191) [system] (-)='"'
   Call: (191) [system] (-)=!
   Fail: (191) [system] (-)=!
   Call: (191) [system] (-)='\''
   Fail: (191) [system] (-)='\''
   Call: (191) [system] (-)='`'
   Fail: (191) [system] (-)='`'
   Call: (191) [system] (-)=end_of_file
   Fail: (191) [system] (-)=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55798e5fad60), -, _916972)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _950626)
   Call: (193) [system] peek_char((0x55798e5fad60), _951560)
   Exit: (193) [system] peek_char((0x55798e5fad60), >)
^  Call: (193) [user] is_delimiter(>)
   Call: (194) [system] char_type(>, space)
   Fail: (194) [system] char_type(>, space)
   Call: (194) [system] arg(_956280, v('(', ')', end_of_file), >)
   Fail: (194) [system] arg(_957212, v('(', ')', end_of_file), >)
^  Fail: (193) [user] is_delimiter(>)
   Call: (193) [system] ')'==(>)
   Fail: (193) [system] ')'==(>)
   Call: (193) [system] get_char((0x55798e5fad60), >)
   Exit: (193) [system] get_char((0x55798e5fad60), >)
   Call: (193) [system] (>)=(\)
   Fail: (193) [system] (>)=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _964562)
   Call: (194) [system] peek_char((0x55798e5fad60), _965496)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _964562=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (193) [system] _950626=[>]
   Exit: (193) [system] [>]=[>]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [>])
^  Call: (192) [user] classify_and_convert_charseq(-, [>], _916972)
^  Call: (194) [system] setup_call_cleanup('$notrace'(_977600, _977602), once(user:catch(read_from_chars([-, >], _916972), _977576, fail)), '$restore_trace'(_977600, _977602))
^  Call: (195) [system] sig_atomic(system:'$notrace'(_977600, _977602))
^  Exit: (194) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([-, >], ->), _977576, fail)), system:'$restore_trace'(3, -1))
   Call: (193) [system] atomic(->)
   Exit: (193) [system] atomic(->)
^  Exit: (192) [user] classify_and_convert_charseq(-, [>], ->)
^  Exit: (191) [user] read_symbolic(')', (0x55798e5fad60), -, ->)
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), ->)
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _985100)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _986958)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _994696)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _997400)
   Exit: (193) [system] peek_char((0x55798e5fad60), $)
   Call: (193) [system] ($)=(;)
   Fail: (193) [system] ($)=(;)
^  Call: (193) [user] is_like_space($)
   Call: (194) [system] char_type($, 'white')
   Fail: (194) [system] char_type($, 'white')
   Call: (194) [system] char_type($, end_of_line)
   Fail: (194) [system] char_type($, end_of_line)
   Call: (194) [system] char_type($, space)
   Fail: (194) [system] char_type($, space)
   Call: (194) [system] char_type($, cntrl)
   Fail: (194) [system] char_type($, cntrl)
^  Fail: (193) [user] is_like_space($)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1012478)
   Exit: (191) [system] peek_char((0x55798e5fad60), $)
   Call: (191) [system] ($)=')'
   Fail: (191) [system] ($)=')'
   Call: (191) [system] ($)=end_of_file
   Fail: (191) [system] ($)=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _1018048)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1019906)
   Exit: (193) [system] peek_char((0x55798e5fad60), $)
   Call: (193) [system] ($)=(;)
   Fail: (193) [system] ($)=(;)
^  Call: (193) [user] is_like_space($)
   Call: (194) [system] char_type($, 'white')
   Fail: (194) [system] char_type($, 'white')
   Call: (194) [system] char_type($, end_of_line)
   Fail: (194) [system] char_type($, end_of_line)
   Call: (194) [system] char_type($, space)
   Fail: (194) [system] char_type($, space)
   Call: (194) [system] char_type($, cntrl)
   Fail: (194) [system] char_type($, cntrl)
^  Fail: (193) [user] is_like_space($)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _1034060)
   Exit: (192) [system] get_char((0x55798e5fad60), $)
   Call: (192) [system] ($)='('
   Fail: (192) [system] ($)='('
   Call: (192) [system] ($)='['
   Fail: (192) [system] ($)='['
   Call: (192) [system] ($)='{'
   Fail: (192) [system] ($)='{'
   Call: (192) [system] ($)='"'
   Fail: (192) [system] ($)='"'
   Call: (192) [system] ($)=!
   Fail: (192) [system] ($)=!
   Call: (192) [system] ($)='\''
   Fail: (192) [system] ($)='\''
   Call: (192) [system] ($)='`'
   Fail: (192) [system] ($)='`'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55798e5fad60), $, _1018048)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1051702)
   Call: (194) [system] peek_char((0x55798e5fad60), _1052636)
   Exit: (194) [system] peek_char((0x55798e5fad60), p)
^  Call: (194) [user] is_delimiter(p)
   Call: (195) [system] char_type(p, space)
   Fail: (195) [system] char_type(p, space)
   Call: (195) [system] arg(_1057356, v('(', ')', end_of_file), p)
   Fail: (195) [system] arg(_1058288, v('(', ')', end_of_file), p)
^  Fail: (194) [user] is_delimiter(p)
   Call: (194) [system] ')'==p
   Fail: (194) [system] ')'==p
   Call: (194) [system] get_char((0x55798e5fad60), p)
   Exit: (194) [system] get_char((0x55798e5fad60), p)
   Call: (194) [system] p=(\)
   Fail: (194) [system] p=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1065638)
   Call: (195) [system] peek_char((0x55798e5fad60), _1066572)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _1065638=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (194) [system] _1051702=[p]
   Exit: (194) [system] [p]=[p]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [p])
^  Call: (193) [user] classify_and_convert_charseq($, [p], _1018048)
   Call: (194) [system] atom_chars(_1078650, ['_', p])
   Exit: (194) [system] atom_chars('_p', ['_', p])
^  Exit: (193) [user] classify_and_convert_charseq($, [p], _p)
^  Exit: (192) [user] read_symbolic(')', (0x55798e5fad60), $, _p)
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), _p)
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1083314)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1085172)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1092910)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1095614)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1110692)
   Exit: (192) [system] peek_char((0x55798e5fad60), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1116262)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1118120)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1132274)
   Exit: (193) [system] get_char((0x55798e5fad60), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _1116262)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1149916)
   Call: (195) [system] peek_char((0x55798e5fad60), _1150850)
   Exit: (195) [system] peek_char((0x55798e5fad60), q)
^  Call: (195) [user] is_delimiter(q)
   Call: (196) [system] char_type(q, space)
   Fail: (196) [system] char_type(q, space)
   Call: (196) [system] arg(_1155570, v('(', ')', end_of_file), q)
   Fail: (196) [system] arg(_1156502, v('(', ')', end_of_file), q)
^  Fail: (195) [user] is_delimiter(q)
   Call: (195) [system] ')'==q
   Fail: (195) [system] ')'==q
   Call: (195) [system] get_char((0x55798e5fad60), q)
   Exit: (195) [system] get_char((0x55798e5fad60), q)
   Call: (195) [system] q=(\)
   Fail: (195) [system] q=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1163852)
   Call: (196) [system] peek_char((0x55798e5fad60), _1164786)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _1163852=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _1149916=[q]
   Exit: (195) [system] [q]=[q]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [q])
^  Call: (194) [user] classify_and_convert_charseq($, [q], _1116262)
   Call: (195) [system] atom_chars(_1176864, ['_', q])
   Exit: (195) [system] atom_chars('_q', ['_', q])
^  Exit: (194) [user] classify_and_convert_charseq($, [q], _q)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _q)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), _q)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1181528)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1183386)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1191124)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1193828)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1208906)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1214476)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1216334)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1230488)
   Exit: (194) [system] get_char((0x55798e5fad60), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1214476)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1236058)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'O')
   Call: (196) [system] 'O'=(;)
   Fail: (196) [system] 'O'=(;)
^  Call: (196) [user] is_like_space('O')
   Call: (197) [system] char_type('O', 'white')
   Fail: (197) [system] char_type('O', 'white')
   Call: (197) [system] char_type('O', end_of_line)
   Fail: (197) [system] char_type('O', end_of_line)
   Call: (197) [system] char_type('O', space)
   Fail: (197) [system] char_type('O', space)
   Call: (197) [system] char_type('O', cntrl)
   Fail: (197) [system] char_type('O', cntrl)
^  Fail: (196) [user] is_like_space('O')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1250212)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'O')
   Call: (195) [system] 'O'=')'
   Fail: (195) [system] 'O'=')'
   Call: (195) [system] 'O'=end_of_file
   Fail: (195) [system] 'O'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1255782)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1257640)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'O')
   Call: (197) [system] 'O'=(;)
   Fail: (197) [system] 'O'=(;)
^  Call: (197) [user] is_like_space('O')
   Call: (198) [system] char_type('O', 'white')
   Fail: (198) [system] char_type('O', 'white')
   Call: (198) [system] char_type('O', end_of_line)
   Fail: (198) [system] char_type('O', end_of_line)
   Call: (198) [system] char_type('O', space)
   Fail: (198) [system] char_type('O', space)
   Call: (198) [system] char_type('O', cntrl)
   Fail: (198) [system] char_type('O', cntrl)
^  Fail: (197) [user] is_like_space('O')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1271794)
   Exit: (196) [system] get_char((0x55798e5fad60), 'O')
   Call: (196) [system] 'O'='('
   Fail: (196) [system] 'O'='('
   Call: (196) [system] 'O'='['
   Fail: (196) [system] 'O'='['
   Call: (196) [system] 'O'='{'
   Fail: (196) [system] 'O'='{'
   Call: (196) [system] 'O'='"'
   Fail: (196) [system] 'O'='"'
   Call: (196) [system] 'O'=!
   Fail: (196) [system] 'O'=!
   Call: (196) [system] 'O'='\''
   Fail: (196) [system] 'O'='\''
   Call: (196) [system] 'O'='`'
   Fail: (196) [system] 'O'='`'
   Call: (196) [system] 'O'=end_of_file
   Fail: (196) [system] 'O'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1255782)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1289436)
   Call: (198) [system] peek_char((0x55798e5fad60), _1290370)
   Exit: (198) [system] peek_char((0x55798e5fad60), r)
^  Call: (198) [user] is_delimiter(r)
   Call: (199) [system] char_type(r, space)
   Fail: (199) [system] char_type(r, space)
   Call: (199) [system] arg(_1295090, v('(', ')', end_of_file), r)
   Fail: (199) [system] arg(_1296022, v('(', ')', end_of_file), r)
^  Fail: (198) [user] is_delimiter(r)
   Call: (198) [system] ')'==r
   Fail: (198) [system] ')'==r
   Call: (198) [system] get_char((0x55798e5fad60), r)
   Exit: (198) [system] get_char((0x55798e5fad60), r)
   Call: (198) [system] r=(\)
   Fail: (198) [system] r=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1303372)
   Call: (199) [system] peek_char((0x55798e5fad60), _1304306)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (199) [user] is_delimiter('L')
   Call: (200) [system] char_type('L', space)
   Fail: (200) [system] char_type('L', space)
   Call: (200) [system] arg(_1309026, v('(', ')', end_of_file), 'L')
   Fail: (200) [system] arg(_1309958, v('(', ')', end_of_file), 'L')
^  Fail: (199) [user] is_delimiter('L')
   Call: (199) [system] ')'=='L'
   Fail: (199) [system] ')'=='L'
   Call: (199) [system] get_char((0x55798e5fad60), 'L')
   Exit: (199) [system] get_char((0x55798e5fad60), 'L')
   Call: (199) [system] 'L'=(\)
   Fail: (199) [system] 'L'=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1317308)
   Call: (200) [system] peek_char((0x55798e5fad60), _1318242)
   Exit: (200) [system] peek_char((0x55798e5fad60), i)
^  Call: (200) [user] is_delimiter(i)
   Call: (201) [system] char_type(i, space)
   Fail: (201) [system] char_type(i, space)
   Call: (201) [system] arg(_1322962, v('(', ')', end_of_file), i)
   Fail: (201) [system] arg(_1323894, v('(', ')', end_of_file), i)
^  Fail: (200) [user] is_delimiter(i)
   Call: (200) [system] ')'==i
   Fail: (200) [system] ')'==i
   Call: (200) [system] get_char((0x55798e5fad60), i)
   Exit: (200) [system] get_char((0x55798e5fad60), i)
   Call: (200) [system] i=(\)
   Fail: (200) [system] i=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1331244)
   Call: (201) [system] peek_char((0x55798e5fad60), _1332178)
   Exit: (201) [system] peek_char((0x55798e5fad60), n)
^  Call: (201) [user] is_delimiter(n)
   Call: (202) [system] char_type(n, space)
   Fail: (202) [system] char_type(n, space)
   Call: (202) [system] arg(_1336898, v('(', ')', end_of_file), n)
   Fail: (202) [system] arg(_1337830, v('(', ')', end_of_file), n)
^  Fail: (201) [user] is_delimiter(n)
   Call: (201) [system] ')'==n
   Fail: (201) [system] ')'==n
   Call: (201) [system] get_char((0x55798e5fad60), n)
   Exit: (201) [system] get_char((0x55798e5fad60), n)
   Call: (201) [system] n=(\)
   Fail: (201) [system] n=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1345180)
   Call: (202) [system] peek_char((0x55798e5fad60), _1346114)
   Exit: (202) [system] peek_char((0x55798e5fad60), k)
^  Call: (202) [user] is_delimiter(k)
   Call: (203) [system] char_type(k, space)
   Fail: (203) [system] char_type(k, space)
   Call: (203) [system] arg(_1350834, v('(', ')', end_of_file), k)
   Fail: (203) [system] arg(_1351766, v('(', ')', end_of_file), k)
^  Fail: (202) [user] is_delimiter(k)
   Call: (202) [system] ')'==k
   Fail: (202) [system] ')'==k
   Call: (202) [system] get_char((0x55798e5fad60), k)
   Exit: (202) [system] get_char((0x55798e5fad60), k)
   Call: (202) [system] k=(\)
   Fail: (202) [system] k=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1359116)
   Call: (203) [system] peek_char((0x55798e5fad60), _1360050)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _1359116=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (202) [system] _1345180=[k]
   Exit: (202) [system] [k]=[k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (201) [system] _1331244=[n, k]
   Exit: (201) [system] [n, k]=[n, k]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (200) [system] _1317308=[i, n, k]
   Exit: (200) [system] [i, n, k]=[i, n, k]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (199) [system] _1303372=['L', i, n, k]
   Exit: (199) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (198) [system] _1289436=[r, 'L', i, n, k]
   Exit: (198) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (197) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1255782)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1383330, _1383332), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1255782), _1383306, fail)), '$restore_trace'(_1383330, _1383332))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1383330, _1383332))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1255782), _1383306, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_1255782)
   Fail: (198) [system] atomic(_1255782)
   Call: (198) [system] atom_chars(_1255782, ['O', r, 'L', i, n, k])
   Exit: (198) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (197) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1392706)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1394564)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1402302)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1405006)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1420084)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=')'
   Fail: (196) [system] ($)=')'
   Call: (196) [system] ($)=end_of_file
   Fail: (196) [system] ($)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1425654)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1427512)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=(;)
   Fail: (198) [system] ($)=(;)
^  Call: (198) [user] is_like_space($)
   Call: (199) [system] char_type($, 'white')
   Fail: (199) [system] char_type($, 'white')
   Call: (199) [system] char_type($, end_of_line)
   Fail: (199) [system] char_type($, end_of_line)
   Call: (199) [system] char_type($, space)
   Fail: (199) [system] char_type($, space)
   Call: (199) [system] char_type($, cntrl)
   Fail: (199) [system] char_type($, cntrl)
^  Fail: (198) [user] is_like_space($)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1441666)
   Exit: (197) [system] get_char((0x55798e5fad60), $)
   Call: (197) [system] ($)='('
   Fail: (197) [system] ($)='('
   Call: (197) [system] ($)='['
   Fail: (197) [system] ($)='['
   Call: (197) [system] ($)='{'
   Fail: (197) [system] ($)='{'
   Call: (197) [system] ($)='"'
   Fail: (197) [system] ($)='"'
   Call: (197) [system] ($)=!
   Fail: (197) [system] ($)=!
   Call: (197) [system] ($)='\''
   Fail: (197) [system] ($)='\''
   Call: (197) [system] ($)='`'
   Fail: (197) [system] ($)='`'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _1425654)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1459308)
   Call: (199) [system] peek_char((0x55798e5fad60), _1460242)
   Exit: (199) [system] peek_char((0x55798e5fad60), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_1464962, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_1465894, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55798e5fad60), p)
   Exit: (199) [system] get_char((0x55798e5fad60), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1473244)
   Call: (200) [system] peek_char((0x55798e5fad60), _1474178)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _1473244=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (199) [system] _1459308=[p]
   Exit: (199) [system] [p]=[p]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [p])
^  Call: (198) [user] classify_and_convert_charseq($, [p], _1425654)
   Call: (199) [system] atom_chars(_1486256, ['_', p])
   Exit: (199) [system] atom_chars('_p', ['_', p])
^  Exit: (198) [user] classify_and_convert_charseq($, [p], _p)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), $, _p)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), _p)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1490920)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1492778)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1500516)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1503220)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1518298)
   Exit: (197) [system] peek_char((0x55798e5fad60), $)
   Call: (197) [system] ($)=')'
   Fail: (197) [system] ($)=')'
   Call: (197) [system] ($)=end_of_file
   Fail: (197) [system] ($)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1523868)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1525726)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=(;)
   Fail: (199) [system] ($)=(;)
^  Call: (199) [user] is_like_space($)
   Call: (200) [system] char_type($, 'white')
   Fail: (200) [system] char_type($, 'white')
   Call: (200) [system] char_type($, end_of_line)
   Fail: (200) [system] char_type($, end_of_line)
   Call: (200) [system] char_type($, space)
   Fail: (200) [system] char_type($, space)
   Call: (200) [system] char_type($, cntrl)
   Fail: (200) [system] char_type($, cntrl)
^  Fail: (199) [user] is_like_space($)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1539880)
   Exit: (198) [system] get_char((0x55798e5fad60), $)
   Call: (198) [system] ($)='('
   Fail: (198) [system] ($)='('
   Call: (198) [system] ($)='['
   Fail: (198) [system] ($)='['
   Call: (198) [system] ($)='{'
   Fail: (198) [system] ($)='{'
   Call: (198) [system] ($)='"'
   Fail: (198) [system] ($)='"'
   Call: (198) [system] ($)=!
   Fail: (198) [system] ($)=!
   Call: (198) [system] ($)='\''
   Fail: (198) [system] ($)='\''
   Call: (198) [system] ($)='`'
   Fail: (198) [system] ($)='`'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _1523868)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1557522)
   Call: (200) [system] peek_char((0x55798e5fad60), _1558456)
   Exit: (200) [system] peek_char((0x55798e5fad60), q)
^  Call: (200) [user] is_delimiter(q)
   Call: (201) [system] char_type(q, space)
   Fail: (201) [system] char_type(q, space)
   Call: (201) [system] arg(_1563176, v('(', ')', end_of_file), q)
   Fail: (201) [system] arg(_1564108, v('(', ')', end_of_file), q)
^  Fail: (200) [user] is_delimiter(q)
   Call: (200) [system] ')'==q
   Fail: (200) [system] ')'==q
   Call: (200) [system] get_char((0x55798e5fad60), q)
   Exit: (200) [system] get_char((0x55798e5fad60), q)
   Call: (200) [system] q=(\)
   Fail: (200) [system] q=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1571458)
   Call: (201) [system] peek_char((0x55798e5fad60), _1572392)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_1577112, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _1571458=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _1557522=[q]
   Exit: (200) [system] [q]=[q]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [q])
^  Call: (199) [user] classify_and_convert_charseq($, [q], _1523868)
   Call: (200) [system] atom_chars(_1586342, ['_', q])
   Exit: (200) [system] atom_chars('_q', ['_', q])
^  Exit: (199) [user] classify_and_convert_charseq($, [q], _q)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), $, _q)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), _q)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1591006)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1592864)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1607018)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55798e5fad60), _1610808)
   Exit: (198) [system] get_char((0x55798e5fad60), ')')
   Call: (198) [system] _1591006=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [])
   Call: (197) [system] _1490920=[_q]
   Exit: (197) [system] [_q]=[_q]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [_q])
   Call: (196) [system] _1392706=[_p, _q]
   Exit: (196) [system] [_p, _q]=[_p, _q]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [_p, _q])
   Call: (195) [system] _1214476=['OrLink', _p, _q]
   Exit: (195) [system] ['OrLink', _p, _q]=['OrLink', _p, _q]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), ['OrLink', _p, _q])
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', _p, _q])
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1624690)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1626548)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1640702)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55798e5fad60), _1644492)
   Exit: (194) [system] get_char((0x55798e5fad60), ')')
   Call: (194) [system] _1624690=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [])
   Call: (193) [system] _1181528=[['OrLink', _p, _q]]
   Exit: (193) [system] [['OrLink', _p, _q]]=[['OrLink', _p, _q]]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [['OrLink', _p, _q]])
   Call: (192) [system] _1083314=[_q, ['OrLink', _p, _q]]
   Exit: (192) [system] [_q, ['OrLink', _p, _q]]=[_q, ['OrLink', _p, _q]]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [_q, ['OrLink', _p, _q]])
   Call: (191) [system] _985100=[_p, _q, ['OrLink', _p, _q]]
   Exit: (191) [system] [_p, _q, ['OrLink', _p, _q]]=[_p, _q, ['OrLink', _p, _q]]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [_p, _q, ['OrLink', _p, _q]])
   Call: (190) [system] _875666=[->, _p, _q, ['OrLink', _p, _q]]
   Exit: (190) [system] [->, _p, _q, ['OrLink', _p, _q]]=[->, _p, _q, ['OrLink', _p, _q]]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [->, _p, _q, ['OrLink', _p, _q]])
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), [->, _p, _q, ['OrLink', _p, _q]])
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _1661168)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1663026)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1677180)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _1680970)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _1661168=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _842718=[[->, _p, _q, ['OrLink', _p, _q]]]
   Exit: (188) [system] [[->, _p, _q, ['OrLink', _p, _q]]]=[[->, _p, _q, ['OrLink', _p, _q]]]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [[->, _p, _q, ['OrLink', _p, _q]]])
   Call: (187) [system] _388436=['DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]
   Exit: (187) [system] ['DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]=['DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]])
   Call: (186) [system] _295732=[:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]
   Exit: (186) [system] [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]=[:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]])
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _1694852)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _1696710)
   Exit: (186) [system] peek_char((0x55798e5fad60), ')')
   Call: (186) [system] ')'=(;)
   Fail: (186) [system] ')'=(;)
^  Call: (186) [user] is_like_space(')')
   Call: (187) [system] char_type(')', 'white')
   Fail: (187) [system] char_type(')', 'white')
   Call: (187) [system] char_type(')', end_of_line)
   Fail: (187) [system] char_type(')', end_of_line)
   Call: (187) [system] char_type(')', space)
   Fail: (187) [system] char_type(')', space)
   Call: (187) [system] char_type(')', cntrl)
   Fail: (187) [system] char_type(')', cntrl)
^  Fail: (186) [user] is_like_space(')')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _1710864)
   Exit: (185) [system] peek_char((0x55798e5fad60), ')')
   Call: (185) [system] ')'=')'
   Exit: (185) [system] ')'=')'
   Call: (185) [system] get_char((0x55798e5fad60), _1714654)
   Exit: (185) [system] get_char((0x55798e5fad60), ')')
   Call: (185) [system] _1694852=[]
   Exit: (185) [system] []=[]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [])
   Call: (184) [system] _262784=[[:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]
   Exit: (184) [system] [[:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]=[[:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]
^  Exit: (183) [user] read_list(')', (0x55798e5fad60), [[:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]])
   Call: (183) [system] _90434=[[rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]
   Exit: (183) [system] [[rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]=[[rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]
^  Exit: (182) [user] read_list(')', (0x55798e5fad60), [[rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]])
   Call: (182) [system] _3322=[=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]
   Exit: (182) [system] [=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]=[=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]
^  Exit: (181) [user] read_list(')', (0x55798e5fad60), [=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]])
^  Exit: (180) [user] cont_sexpr(')', (0x55798e5fad60), [=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]])
^  Exit: (179) [user] read_sexpr((0x55798e5fad60), [=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]])
^  Call: (179) [user] assertz(metta_file_comment(117, 0, 4859, [=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]], '$stream_position'(4859, 117, 0, 4859)))
^  Exit: (179) [user] assertz(metta_file_comment(117, 0, 4859, [=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]], '$stream_position'(4859, 117, 0, 4859)))
^  Exit: (177) [system] once(user:(read_position((0x55798e5fad60), 117, 0, 4859, '$stream_position'(4859, 117, 0, 4859)), read_sexpr((0x55798e5fad60), [=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]]), assertz(metta_file_comment(117, 0, 4859, [=, [rb], [:, 'DisjunctionIntroduction', [->, _p, _q, ['OrLink', _p, _q]]]], '$stream_position'(4859, 117, 0, 4859)))))
   Call: (177) [system] fail
^  Call: (177) [user] retract(metta_file_comment(_1733172, _1733174, _1733176, _1733178, _1733180))
^  Exit: (177) [user] retract(metta_file_comment(67, 0, 2390, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], '$stream_position'(2390, 67, 0, 2390)))
^  Call: (177) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _3084)
^  Call: (178) [user] once(call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1736604))
^  Call: (179) [user] call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1736604)
^  Call: (180) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1736604)
^  Call: (181) [user] must_det_ll(trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1739420))
^  Call: (182) [user] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1739420))
^  Call: (183) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1739420)
^  Call: (184) [user] once(call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1742220))
^  Call: (185) [user] call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1742220)
^  Call: (186) [user] mfix_vars1([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1742220)
   Call: (187) [system] var([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Call: (187) [system] atom([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]==true
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]==false
   Call: (187) [system] (=)=='['
   Call: (187) [system] (=)=='{'
   Call: (187) [system] is_list([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Exit: (187) [system] is_list([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Call: (187) [lists] lists:last([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1752442)
   Call: (188) [lists] lists:last_([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [synthesize, _query, _kb, _rb, ['S', _k]], _1752442)
   Call: (189) [lists] lists:last_([], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], _1752442)
   Exit: (189) [lists] lists:last_([], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
   Exit: (188) [lists] lists:last_([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
   Exit: (187) [lists] lists:last([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
   Call: (187) [system] ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]=='}'
   Call: (187) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]==[_1758958, _1758964]
   Call: (187) [system] fail
   Call: (187) [system] is_list([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Exit: (187) [system] is_list([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Call: (187) [user] apply:maplist(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1742220)
   Call: (188) [apply] apply:maplist_([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1742220, user:mfix_vars1)
^  Call: (189) [user] mfix_vars1(=, _1764538)
   Call: (190) [system] var(=)
   Call: (190) [system] atom(=)
   Exit: (190) [system] atom(=)
^  Call: (190) [user] symbol_concat($, _1768246, =)
   Call: (191) [system] atom_concat($, _1768246, =)
   Fail: (191) [system] atom_concat($, _1768246, =)
^  Fail: (190) [user] symbol_concat($, _1768246, =)
   Call: (190) [system] (=)==true
   Call: (190) [system] (=)==false
   Call: (190) [system] (=)==[_1773834, _1773840]
   Call: (190) [system] is_list(=)
   Call: (190) [system] string(=)
   Call: (190) [system] compound(=)
^  Call: (190) [user] symbol(=)
   Call: (191) [system] atom(=)
   Exit: (191) [system] atom(=)
^  Exit: (190) [user] symbol(=)
^  Exit: (189) [user] mfix_vars1(=, =)
   Call: (189) [apply] apply:maplist_([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1764540, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1([synthesize, _query, _kb, _rb, ['S', _k]], _1783102)
   Call: (191) [system] var([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (191) [system] atom([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==true
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==false
   Call: (191) [system] synthesize=='['
   Call: (191) [system] synthesize=='{'
   Call: (191) [system] is_list([_query, _kb, _rb, ['S', _k]])
   Exit: (191) [system] is_list([_query, _kb, _rb, ['S', _k]])
   Call: (191) [lists] lists:last([_query, _kb, _rb, ['S', _k]], _1791446)
   Call: (192) [lists] lists:last_([_kb, _rb, ['S', _k]], _query, _1791446)
   Call: (193) [lists] lists:last_([_rb, ['S', _k]], _kb, _1791446)
   Call: (194) [lists] lists:last_([['S', _k]], _rb, _1791446)
   Call: (195) [lists] lists:last_([], ['S', _k], _1791446)
   Exit: (195) [lists] lists:last_([], ['S', _k], ['S', _k])
   Exit: (194) [lists] lists:last_([['S', _k]], _rb, ['S', _k])
   Exit: (193) [lists] lists:last_([_rb, ['S', _k]], _kb, ['S', _k])
   Exit: (192) [lists] lists:last_([_kb, _rb, ['S', _k]], _query, ['S', _k])
   Exit: (191) [lists] lists:last([_query, _kb, _rb, ['S', _k]], ['S', _k])
   Call: (191) [system] ['S', _k]=='}'
   Call: (191) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==[_1801690, _1801696]
   Call: (191) [system] fail
   Call: (191) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (191) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (191) [user] apply:maplist(mfix_vars1, [synthesize, _query, _kb, _rb, ['S', _k]], _1783102)
   Call: (192) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], _1783102, user:mfix_vars1)
^  Call: (193) [user] mfix_vars1(synthesize, _1807270)
   Call: (194) [system] var(synthesize)
   Call: (194) [system] atom(synthesize)
   Exit: (194) [system] atom(synthesize)
^  Call: (194) [user] symbol_concat($, _1810978, synthesize)
   Call: (195) [system] atom_concat($, _1810978, synthesize)
   Fail: (195) [system] atom_concat($, _1810978, synthesize)
^  Fail: (194) [user] symbol_concat($, _1810978, synthesize)
   Call: (194) [system] synthesize==true
   Call: (194) [system] synthesize==false
   Call: (194) [system] synthesize==[_1816566, _1816572]
   Call: (194) [system] is_list(synthesize)
   Call: (194) [system] string(synthesize)
   Call: (194) [system] compound(synthesize)
^  Call: (194) [user] symbol(synthesize)
   Call: (195) [system] atom(synthesize)
   Exit: (195) [system] atom(synthesize)
^  Exit: (194) [user] symbol(synthesize)
^  Exit: (193) [user] mfix_vars1(synthesize, synthesize)
   Call: (193) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], _1807272, user:mfix_vars1)
^  Call: (194) [user] mfix_vars1(_query, _1825834)
   Call: (195) [system] var(_query)
   Call: (195) [system] atom(_query)
   Call: (195) [system] _query==true
   Call: (195) [system] _query==false
   Call: (195) [system] _query==[_1830476, _1830482]
   Call: (195) [system] is_list(_query)
   Call: (195) [system] string(_query)
   Call: (195) [system] compound(_query)
   Exit: (195) [system] compound(_query)
   Call: (195) [system] compound_name_arguments(_query, _1835110, _1835112)
   Exit: (195) [system] compound_name_arguments(_query, '$VAR', ['_query'])
   Call: (195) [system] '$VAR'\=='$VAR'
^  Exit: (183) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
^  Call: (181) [user] must_det_ll(trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1840704))
^  Call: (182) [user] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1840704))
^  Call: (183) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1840704)
^  Call: (184) [user] once(call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1843504))
^  Call: (185) [user] call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1843504)
^  Call: (186) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1843504)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (185) [system] call(user:cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (184) [system] once(user:call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
   Call: (184) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
^  Call: (181) [user] must_det_ll(trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1736604))
^  Call: (182) [user] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1736604))
^  Call: (183) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1736604)
^  Call: (184) [user] once(call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1857462))
^  Call: (185) [user] call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1857462)
^  Call: (186) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1857462)
^  Call: (187) [user] no_cons_reduce
^  Exit: (187) [user] no_cons_reduce
^  Exit: (186) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (185) [system] call(user:cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (184) [system] once(user:call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
   Call: (184) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
^  Exit: (183) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (182) [system] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] must_det_ll(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
^  Exit: (180) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (179) [system] call(user:untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (178) [system] once(user:call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
   Call: (178) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]
^  Exit: (177) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (176) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Call: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])))
   Exit: (176) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])))
^  Exit: (175) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (171) [user] read_sform((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]))
   Call: (169) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]==end_of_file
   Fail: (169) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]), 116]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], me_synthesize_1726263785_9357412, 116)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]), 116]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263798.6505098)
   Call: (173) [system] arg(1, t(1726263795.049033), _3148)
   Exit: (173) [system] arg(1, t(1726263795.049033), 1726263795.049033)
   Call: (173) [system] _3158 is 1726263798.6505098-1726263795.049033
   Exit: (173) [system] 3.6014769077301025 is 1726263798.6505098-1726263795.049033
   Call: (173) [system] 3.6014769077301025>4
   Fail: (173) [system] 3.6014769077301025>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]), 116]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 24)
   Call: (175) [system] atom(24+1)
   Call: (175) [system] set_flag(translated_forms, 25)
   Exit: (175) [system] set_flag(translated_forms, 25)
   Exit: (174) [$syspreds] update_flag(translated_forms, 24, 24+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 24, 24+1))
   Exit: (171) [$syspreds] flag(translated_forms, 24, 24+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], me_synthesize_1726263785_9357412, 116)
^  Call: (172) [user] s2t_iz(me_synthesize_1726263785_9357412, _1908932, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1908934)
   Call: (173) [system] (=)==(:)
^  Call: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1908934)
   Call: (174) [system] compound([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Exit: (174) [system] compound([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Call: (174) [user] s2t(=, _1913584)
   Call: (175) [system] compound(=)
   Call: (175) [system] (=)=_1913584
   Exit: (175) [system] (=)=(=)
^  Exit: (174) [user] s2t(=, =)
^  Call: (174) [user] s2tl([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1913586)
   Call: (175) [system] compound([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Exit: (175) [system] compound([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Call: (175) [user] s2t([synthesize, _query, _kb, _rb, ['S', _k]], _1921002)
   Call: (176) [system] compound([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (176) [system] compound([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (176) [system] synthesize==(->)
   Call: (176) [system] synthesize=='Cons'
   Call: (176) [system] synthesize==(=)
   Call: (176) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (176) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (176) [user] apply:maplist(s2t, [synthesize, _query, _kb, _rb, ['S', _k]], _1928414)
   Call: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], _1928414, user:s2t)
^  Call: (178) [user] s2t(synthesize, _1930294)
   Call: (179) [system] compound(synthesize)
   Call: (179) [system] synthesize=_1930294
   Exit: (179) [system] synthesize=synthesize
^  Exit: (178) [user] s2t(synthesize, synthesize)
   Call: (178) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], _1930296, user:s2t)
^  Call: (179) [user] s2t(_query, _1935868)
   Call: (180) [system] compound(_query)
   Exit: (180) [system] compound(_query)
   Call: (180) [system] is_list(_query)
^  Call: (180) [user] s2tl(_query, _1935868)
   Call: (181) [system] compound(_query)
   Exit: (181) [system] compound(_query)
^  Exit: (180) [user] s2tl(_query, _query)
^  Exit: (179) [user] s2t(_query, _query)
   Call: (179) [apply] apply:maplist_([_kb, _rb, ['S', _k]], _1935870, user:s2t)
^  Call: (180) [user] s2t(_kb, _1945138)
   Call: (181) [system] compound(_kb)
   Exit: (181) [system] compound(_kb)
   Call: (181) [system] is_list(_kb)
^  Call: (181) [user] s2tl(_kb, _1945138)
   Call: (182) [system] compound(_kb)
   Exit: (182) [system] compound(_kb)
^  Exit: (181) [user] s2tl(_kb, _kb)
^  Exit: (180) [user] s2t(_kb, _kb)
   Call: (180) [apply] apply:maplist_([_rb, ['S', _k]], _1945140, user:s2t)
^  Call: (181) [user] s2t(_rb, _1954408)
   Call: (182) [system] compound(_rb)
   Exit: (182) [system] compound(_rb)
   Call: (182) [system] is_list(_rb)
^  Call: (182) [user] s2tl(_rb, _1954408)
   Call: (183) [system] compound(_rb)
   Exit: (183) [system] compound(_rb)
^  Exit: (182) [user] s2tl(_rb, _rb)
^  Exit: (181) [user] s2t(_rb, _rb)
   Call: (181) [apply] apply:maplist_([['S', _k]], _1954410, user:s2t)
^  Call: (182) [user] s2t(['S', _k], _1963678)
   Call: (183) [system] compound(['S', _k])
   Exit: (183) [system] compound(['S', _k])
   Call: (183) [system] 'S'==(->)
   Call: (183) [system] 'S'=='Cons'
   Call: (183) [system] 'S'==(=)
   Call: (183) [system] is_list(['S', _k])
   Exit: (183) [system] is_list(['S', _k])
^  Call: (183) [user] apply:maplist(s2t, ['S', _k], _1971090)
   Call: (184) [apply] apply:maplist_(['S', _k], _1971090, user:s2t)
^  Call: (185) [user] s2t('S', _1972970)
   Call: (186) [system] compound('S')
   Call: (186) [system] 'S'=_1972970
   Exit: (186) [system] 'S'='S'
^  Exit: (185) [user] s2t('S', 'S')
   Call: (185) [apply] apply:maplist_([_k], _1972972, user:s2t)
^  Call: (186) [user] s2t(_k, _1978544)
   Call: (187) [system] compound(_k)
   Exit: (187) [system] compound(_k)
   Call: (187) [system] is_list(_k)
^  Call: (187) [user] s2tl(_k, _1978544)
   Call: (188) [system] compound(_k)
   Exit: (188) [system] compound(_k)
^  Exit: (187) [user] s2tl(_k, _k)
^  Exit: (186) [user] s2t(_k, _k)
   Call: (186) [apply] apply:maplist_([], _1978546, user:s2t)
   Exit: (186) [apply] apply:maplist_([], [], user:s2t)
   Exit: (185) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (184) [apply] apply:maplist_(['S', _k], ['S', _k], user:s2t)
^  Exit: (183) [apply] apply:maplist(user:s2t, ['S', _k], ['S', _k])
   Call: (183) [system] compound_name_arguments(_1963678, t, ['S', _k])
   Exit: (183) [system] compound_name_arguments(t('S', _k), t, ['S', _k])
^  Exit: (182) [user] s2t(['S', _k], t('S', _k))
   Call: (182) [apply] apply:maplist_([], _1963680, user:s2t)
   Exit: (182) [apply] apply:maplist_([], [], user:s2t)
   Exit: (181) [apply] apply:maplist_([['S', _k]], [t('S', _k)], user:s2t)
   Exit: (180) [apply] apply:maplist_([_rb, ['S', _k]], [_rb, t('S', _k)], user:s2t)
   Exit: (179) [apply] apply:maplist_([_kb, _rb, ['S', _k]], [_kb, _rb, t('S', _k)], user:s2t)
   Exit: (178) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], [_query, _kb, _rb, t('S', _k)], user:s2t)
   Exit: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], [synthesize, _query, _kb, _rb, t('S', _k)], user:s2t)
^  Exit: (176) [apply] apply:maplist(user:s2t, [synthesize, _query, _kb, _rb, ['S', _k]], [synthesize, _query, _kb, _rb, t('S', _k)])
   Call: (176) [system] compound_name_arguments(_1921002, t, [synthesize, _query, _kb, _rb, t('S', _k)])
   Exit: (176) [system] compound_name_arguments(t(synthesize, _query, _kb, _rb, t('S', _k)), t, [synthesize, _query, _kb, _rb, t('S', _k)])
^  Exit: (175) [user] s2t([synthesize, _query, _kb, _rb, ['S', _k]], t(synthesize, _query, _kb, _rb, t('S', _k)))
^  Call: (175) [user] s2tl([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], _1921004)
   Call: (176) [system] compound([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
   Exit: (176) [system] compound([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]])
^  Call: (176) [user] s2t(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], _2007388)
   Call: (177) [system] compound(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
   Exit: (177) [system] compound(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
   Call: (177) [system] 'let*'==(->)
   Call: (177) [system] 'let*'=='Cons'
   Call: (177) [system] 'let*'==(=)
   Call: (177) [system] is_list(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
   Exit: (177) [system] is_list(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query])
^  Call: (177) [user] apply:maplist(s2t, ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], _2014800)
   Call: (178) [apply] apply:maplist_(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], _2014800, user:s2t)
^  Call: (179) [user] s2t('let*', _2016680)
   Call: (180) [system] compound('let*')
   Call: (180) [system] 'let*'=_2016680
   Exit: (180) [system] 'let*'='let*'
^  Exit: (179) [user] s2t('let*', 'let*')
   Call: (179) [apply] apply:maplist_([[[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], _2016682, user:s2t)
^  Call: (180) [user] s2t([[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _2022254)
   Call: (181) [system] compound([[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
   Exit: (181) [system] compound([[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]]==(->)
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]]=='Cons'
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]]==(=)
   Call: (181) [system] is_list([[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
   Exit: (181) [system] is_list([[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]])
^  Call: (181) [user] apply:maplist(s2t, [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _2029666)
   Call: (182) [apply] apply:maplist_([[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _2029666, user:s2t)
^  Call: (183) [user] s2t([[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], _2031546)
   Call: (184) [system] compound([[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]])
   Exit: (184) [system] compound([[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]])
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]]==(->)
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]]=='Cons'
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]]==(=)
   Call: (184) [system] is_list([[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]])
   Exit: (184) [system] is_list([[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]])
^  Call: (184) [user] apply:maplist(s2t, [[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], _2038958)
   Call: (185) [apply] apply:maplist_([[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], _2038958, user:s2t)
^  Call: (186) [user] s2t([:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], _2040838)
   Call: (187) [system] compound([:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]])
   Exit: (187) [system] compound([:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]])
   Call: (187) [system] (:)==(->)
   Call: (187) [system] (:)=='Cons'
   Call: (187) [system] (:)==(=)
   Call: (187) [system] is_list([:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]])
   Exit: (187) [system] is_list([:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]])
^  Call: (187) [user] apply:maplist(s2t, [:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], _2048250)
   Call: (188) [apply] apply:maplist_([:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], _2048250, user:s2t)
^  Call: (189) [user] s2t(:, _2050130)
   Call: (190) [system] compound(:)
   Call: (190) [system] (:)=_2050130
   Exit: (190) [system] (:)=(:)
^  Exit: (189) [user] s2t(:, :)
   Call: (189) [apply] apply:maplist_([_ructor, [->, _premise1, _premise2, _premise3, _conclusion]], _2050132, user:s2t)
^  Call: (190) [user] s2t(_ructor, _2055704)
   Call: (191) [system] compound(_ructor)
   Exit: (191) [system] compound(_ructor)
   Call: (191) [system] is_list(_ructor)
^  Call: (191) [user] s2tl(_ructor, _2055704)
   Call: (192) [system] compound(_ructor)
   Exit: (192) [system] compound(_ructor)
^  Exit: (191) [user] s2tl(_ructor, _ructor)
^  Exit: (190) [user] s2t(_ructor, _ructor)
   Call: (190) [apply] apply:maplist_([[->, _premise1, _premise2, _premise3, _conclusion]], _2055706, user:s2t)
^  Call: (191) [user] s2t([->, _premise1, _premise2, _premise3, _conclusion], _2064974)
   Call: (192) [system] compound([->, _premise1, _premise2, _premise3, _conclusion])
   Exit: (192) [system] compound([->, _premise1, _premise2, _premise3, _conclusion])
   Call: (192) [system] (->)==(->)
   Exit: (192) [system] (->)==(->)
^  Call: (192) [user] s2tl([_premise1, _premise2, _premise3, _conclusion], _2069610)
   Call: (193) [system] compound([_premise1, _premise2, _premise3, _conclusion])
   Exit: (193) [system] compound([_premise1, _premise2, _premise3, _conclusion])
^  Call: (193) [user] s2t(_premise1, _2072390)
   Call: (194) [system] compound(_premise1)
   Exit: (194) [system] compound(_premise1)
   Call: (194) [system] is_list(_premise1)
^  Call: (194) [user] s2tl(_premise1, _2072390)
   Call: (195) [system] compound(_premise1)
   Exit: (195) [system] compound(_premise1)
^  Exit: (194) [user] s2tl(_premise1, _premise1)
^  Exit: (193) [user] s2t(_premise1, _premise1)
^  Call: (193) [user] s2tl([_premise2, _premise3, _conclusion], _2072392)
   Call: (194) [system] compound([_premise2, _premise3, _conclusion])
   Exit: (194) [system] compound([_premise2, _premise3, _conclusion])
^  Call: (194) [user] s2t(_premise2, _2083504)
   Call: (195) [system] compound(_premise2)
   Exit: (195) [system] compound(_premise2)
   Call: (195) [system] is_list(_premise2)
^  Call: (195) [user] s2tl(_premise2, _2083504)
   Call: (196) [system] compound(_premise2)
   Exit: (196) [system] compound(_premise2)
^  Exit: (195) [user] s2tl(_premise2, _premise2)
^  Exit: (194) [user] s2t(_premise2, _premise2)
^  Call: (194) [user] s2tl([_premise3, _conclusion], _2083506)
   Call: (195) [system] compound([_premise3, _conclusion])
   Exit: (195) [system] compound([_premise3, _conclusion])
^  Call: (195) [user] s2t(_premise3, _2094618)
   Call: (196) [system] compound(_premise3)
   Exit: (196) [system] compound(_premise3)
   Call: (196) [system] is_list(_premise3)
^  Call: (196) [user] s2tl(_premise3, _4034)
   Call: (197) [system] compound(_premise3)
   Exit: (197) [system] compound(_premise3)
^  Exit: (196) [user] s2tl(_premise3, _premise3)
^  Exit: (195) [user] s2t(_premise3, _premise3)
^  Call: (195) [user] s2tl([_conclusion], _4036)
   Call: (196) [system] compound([_conclusion])
   Exit: (196) [system] compound([_conclusion])
^  Call: (196) [user] s2t(_conclusion, _12970)
   Call: (197) [system] compound(_conclusion)
   Exit: (197) [system] compound(_conclusion)
   Call: (197) [system] is_list(_conclusion)
^  Call: (197) [user] s2tl(_conclusion, _12970)
   Call: (198) [system] compound(_conclusion)
   Exit: (198) [system] compound(_conclusion)
^  Exit: (197) [user] s2tl(_conclusion, _conclusion)
^  Exit: (196) [user] s2t(_conclusion, _conclusion)
^  Call: (196) [user] s2tl([], _12972)
   Call: (197) [system] compound([])
   Call: (197) [system] []=_12972
   Exit: (197) [system] []=[]
^  Exit: (196) [user] s2tl([], [])
^  Exit: (195) [user] s2tl([_conclusion], [_conclusion])
^  Exit: (194) [user] s2tl([_premise3, _conclusion], [_premise3, _conclusion])
^  Exit: (193) [user] s2tl([_premise2, _premise3, _conclusion], [_premise2, _premise3, _conclusion])
^  Exit: (192) [user] s2tl([_premise1, _premise2, _premise3, _conclusion], [_premise1, _premise2, _premise3, _conclusion])
   Call: (192) [system] _4014=..[->, [_premise1, _premise2, _premise3, _conclusion]]
   Exit: (192) [system] ->([_premise1, _premise2, _premise3, _conclusion])=..[->, [_premise1, _premise2, _premise3, _conclusion]]
^  Exit: (191) [user] s2t([->, _premise1, _premise2, _premise3, _conclusion], ->([_premise1, _premise2, _premise3, _conclusion]))
   Call: (191) [apply] apply:maplist_([], _4016, user:s2t)
   Exit: (191) [apply] apply:maplist_([], [], user:s2t)
   Exit: (190) [apply] apply:maplist_([[->, _premise1, _premise2, _premise3, _conclusion]], [->([_premise1, _premise2, _premise3, _conclusion])], user:s2t)
   Exit: (189) [apply] apply:maplist_([_ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_ructor, ->([_premise1, _premise2, _premise3, _conclusion])], user:s2t)
   Exit: (188) [apply] apply:maplist_([:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])], user:s2t)
^  Exit: (187) [apply] apply:maplist(user:s2t, [:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])])
   Call: (187) [system] compound_name_arguments(_3988, t, [:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])])
   Exit: (187) [system] compound_name_arguments(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t, [:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])])
^  Exit: (186) [user] s2t([:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])))
   Call: (186) [apply] apply:maplist_([[_rb]], _3990, user:s2t)
^  Call: (187) [user] s2t([_rb], _41786)
   Call: (188) [system] compound([_rb])
   Exit: (188) [system] compound([_rb])
   Call: (188) [system] _rb==(->)
   Call: (188) [system] _rb=='Cons'
   Call: (188) [system] _rb==(=)
   Call: (188) [system] is_list([_rb])
   Exit: (188) [system] is_list([_rb])
^  Call: (188) [user] apply:maplist(s2t, [_rb], _49198)
   Call: (189) [apply] apply:maplist_([_rb], _49198, user:s2t)
^  Call: (190) [user] s2t(_rb, _51078)
   Call: (191) [system] compound(_rb)
   Exit: (191) [system] compound(_rb)
   Call: (191) [system] is_list(_rb)
^  Call: (191) [user] s2tl(_rb, _51078)
   Call: (192) [system] compound(_rb)
   Exit: (192) [system] compound(_rb)
^  Exit: (191) [user] s2tl(_rb, _rb)
^  Exit: (190) [user] s2t(_rb, _rb)
   Call: (190) [apply] apply:maplist_([], _51080, user:s2t)
   Exit: (190) [apply] apply:maplist_([], [], user:s2t)
   Exit: (189) [apply] apply:maplist_([_rb], [_rb], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [_rb], [_rb])
   Call: (188) [system] compound_name_arguments(_41786, t, [_rb])
   Exit: (188) [system] compound_name_arguments(t(_rb), t, [_rb])
^  Exit: (187) [user] s2t([_rb], t(_rb))
   Call: (187) [apply] apply:maplist_([], _41788, user:s2t)
   Exit: (187) [apply] apply:maplist_([], [], user:s2t)
   Exit: (186) [apply] apply:maplist_([[_rb]], [t(_rb)], user:s2t)
   Exit: (185) [apply] apply:maplist_([[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)], user:s2t)
^  Exit: (184) [apply] apply:maplist(user:s2t, [[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)])
   Call: (184) [system] compound_name_arguments(_3974, t, [t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)])
   Exit: (184) [system] compound_name_arguments(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t, [t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)])
^  Exit: (183) [user] s2t([[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)))
   Call: (183) [apply] apply:maplist_([[[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _3976, user:s2t)
^  Call: (184) [user] s2t([[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], _74342)
   Call: (185) [system] compound([[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query])
   Exit: (185) [system] compound([[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query])
   Call: (185) [system] [:, [_ructor, _proof1, _proof2, _proof3], _conclusion]==(->)
   Call: (185) [system] [:, [_ructor, _proof1, _proof2, _proof3], _conclusion]=='Cons'
   Call: (185) [system] [:, [_ructor, _proof1, _proof2, _proof3], _conclusion]==(=)
   Call: (185) [system] is_list([[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query])
   Exit: (185) [system] is_list([[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query])
^  Call: (185) [user] apply:maplist(s2t, [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], _81754)
   Call: (186) [apply] apply:maplist_([[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], _81754, user:s2t)
^  Call: (187) [user] s2t([:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _83634)
   Call: (188) [system] compound([:, [_ructor, _proof1, _proof2, _proof3], _conclusion])
   Exit: (188) [system] compound([:, [_ructor, _proof1, _proof2, _proof3], _conclusion])
   Call: (188) [system] (:)==(->)
   Call: (188) [system] (:)=='Cons'
   Call: (188) [system] (:)==(=)
   Call: (188) [system] is_list([:, [_ructor, _proof1, _proof2, _proof3], _conclusion])
   Exit: (188) [system] is_list([:, [_ructor, _proof1, _proof2, _proof3], _conclusion])
^  Call: (188) [user] apply:maplist(s2t, [:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _91046)
   Call: (189) [apply] apply:maplist_([:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _91046, user:s2t)
^  Call: (190) [user] s2t(:, _92926)
   Call: (191) [system] compound(:)
   Call: (191) [system] (:)=_92926
   Exit: (191) [system] (:)=(:)
^  Exit: (190) [user] s2t(:, :)
   Call: (190) [apply] apply:maplist_([[_ructor, _proof1, _proof2, _proof3], _conclusion], _92928, user:s2t)
^  Call: (191) [user] s2t([_ructor, _proof1, _proof2, _proof3], _98500)
   Call: (192) [system] compound([_ructor, _proof1, _proof2, _proof3])
   Exit: (192) [system] compound([_ructor, _proof1, _proof2, _proof3])
   Call: (192) [system] _ructor==(->)
   Call: (192) [system] _ructor=='Cons'
   Call: (192) [system] _ructor==(=)
   Call: (192) [system] is_list([_ructor, _proof1, _proof2, _proof3])
   Exit: (192) [system] is_list([_ructor, _proof1, _proof2, _proof3])
^  Call: (192) [user] apply:maplist(s2t, [_ructor, _proof1, _proof2, _proof3], _105912)
   Call: (193) [apply] apply:maplist_([_ructor, _proof1, _proof2, _proof3], _105912, user:s2t)
^  Call: (194) [user] s2t(_ructor, _107792)
   Call: (195) [system] compound(_ructor)
   Exit: (195) [system] compound(_ructor)
   Call: (195) [system] is_list(_ructor)
^  Call: (195) [user] s2tl(_ructor, _107792)
   Call: (196) [system] compound(_ructor)
   Exit: (196) [system] compound(_ructor)
^  Exit: (195) [user] s2tl(_ructor, _ructor)
^  Exit: (194) [user] s2t(_ructor, _ructor)
   Call: (194) [apply] apply:maplist_([_proof1, _proof2, _proof3], _107794, user:s2t)
^  Call: (195) [user] s2t(_proof1, _117062)
   Call: (196) [system] compound(_proof1)
   Exit: (196) [system] compound(_proof1)
   Call: (196) [system] is_list(_proof1)
^  Call: (196) [user] s2tl(_proof1, _117062)
   Call: (197) [system] compound(_proof1)
   Exit: (197) [system] compound(_proof1)
^  Exit: (196) [user] s2tl(_proof1, _proof1)
^  Exit: (195) [user] s2t(_proof1, _proof1)
   Call: (195) [apply] apply:maplist_([_proof2, _proof3], _117064, user:s2t)
^  Call: (196) [user] s2t(_proof2, _126332)
   Call: (197) [system] compound(_proof2)
   Exit: (197) [system] compound(_proof2)
   Call: (197) [system] is_list(_proof2)
^  Call: (197) [user] s2tl(_proof2, _126332)
   Call: (198) [system] compound(_proof2)
   Exit: (198) [system] compound(_proof2)
^  Exit: (197) [user] s2tl(_proof2, _proof2)
^  Exit: (196) [user] s2t(_proof2, _proof2)
   Call: (196) [apply] apply:maplist_([_proof3], _126334, user:s2t)
^  Call: (197) [user] s2t(_proof3, _135602)
   Call: (198) [system] compound(_proof3)
   Exit: (198) [system] compound(_proof3)
   Call: (198) [system] is_list(_proof3)
^  Call: (198) [user] s2tl(_proof3, _135602)
   Call: (199) [system] compound(_proof3)
   Exit: (199) [system] compound(_proof3)
^  Exit: (198) [user] s2tl(_proof3, _proof3)
^  Exit: (197) [user] s2t(_proof3, _proof3)
   Call: (197) [apply] apply:maplist_([], _135604, user:s2t)
   Exit: (197) [apply] apply:maplist_([], [], user:s2t)
   Exit: (196) [apply] apply:maplist_([_proof3], [_proof3], user:s2t)
   Exit: (195) [apply] apply:maplist_([_proof2, _proof3], [_proof2, _proof3], user:s2t)
   Exit: (194) [apply] apply:maplist_([_proof1, _proof2, _proof3], [_proof1, _proof2, _proof3], user:s2t)
   Exit: (193) [apply] apply:maplist_([_ructor, _proof1, _proof2, _proof3], [_ructor, _proof1, _proof2, _proof3], user:s2t)
^  Exit: (192) [apply] apply:maplist(user:s2t, [_ructor, _proof1, _proof2, _proof3], [_ructor, _proof1, _proof2, _proof3])
   Call: (192) [system] compound_name_arguments(_98500, t, [_ructor, _proof1, _proof2, _proof3])
   Exit: (192) [system] compound_name_arguments(t(_ructor, _proof1, _proof2, _proof3), t, [_ructor, _proof1, _proof2, _proof3])
^  Exit: (191) [user] s2t([_ructor, _proof1, _proof2, _proof3], t(_ructor, _proof1, _proof2, _proof3))
   Call: (191) [apply] apply:maplist_([_conclusion], _98502, user:s2t)
^  Call: (192) [user] s2t(_conclusion, _154204)
   Call: (193) [system] compound(_conclusion)
   Exit: (193) [system] compound(_conclusion)
   Call: (193) [system] is_list(_conclusion)
^  Call: (193) [user] s2tl(_conclusion, _154204)
   Call: (194) [system] compound(_conclusion)
   Exit: (194) [system] compound(_conclusion)
^  Exit: (193) [user] s2tl(_conclusion, _conclusion)
^  Exit: (192) [user] s2t(_conclusion, _conclusion)
   Call: (192) [apply] apply:maplist_([], _154206, user:s2t)
   Exit: (192) [apply] apply:maplist_([], [], user:s2t)
   Exit: (191) [apply] apply:maplist_([_conclusion], [_conclusion], user:s2t)
   Exit: (190) [apply] apply:maplist_([[_ructor, _proof1, _proof2, _proof3], _conclusion], [t(_ructor, _proof1, _proof2, _proof3), _conclusion], user:s2t)
   Exit: (189) [apply] apply:maplist_([:, [_ructor, _proof1, _proof2, _proof3], _conclusion], [:, t(_ructor, _proof1, _proof2, _proof3), _conclusion], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [:, [_ructor, _proof1, _proof2, _proof3], _conclusion], [:, t(_ructor, _proof1, _proof2, _proof3), _conclusion])
   Call: (188) [system] compound_name_arguments(_83634, t, [:, t(_ructor, _proof1, _proof2, _proof3), _conclusion])
   Exit: (188) [system] compound_name_arguments(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), t, [:, t(_ructor, _proof1, _proof2, _proof3), _conclusion])
^  Exit: (187) [user] s2t([:, [_ructor, _proof1, _proof2, _proof3], _conclusion], t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion))
   Call: (187) [apply] apply:maplist_([_query], _83636, user:s2t)
^  Call: (188) [user] s2t(_query, _171872)
   Call: (189) [system] compound(_query)
   Exit: (189) [system] compound(_query)
   Call: (189) [system] is_list(_query)
^  Call: (189) [user] s2tl(_query, _171872)
   Call: (190) [system] compound(_query)
   Exit: (190) [system] compound(_query)
^  Exit: (189) [user] s2tl(_query, _query)
^  Exit: (188) [user] s2t(_query, _query)
   Call: (188) [apply] apply:maplist_([], _171874, user:s2t)
   Exit: (188) [apply] apply:maplist_([], [], user:s2t)
   Exit: (187) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (186) [apply] apply:maplist_([[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query], user:s2t)
^  Exit: (185) [apply] apply:maplist(user:s2t, [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query])
   Call: (185) [system] compound_name_arguments(_74342, t, [t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query])
   Exit: (185) [system] compound_name_arguments(t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t, [t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query])
^  Exit: (184) [user] s2t([[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query))
   Call: (184) [apply] apply:maplist_([[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _74344, user:s2t)
^  Call: (185) [user] s2t([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _188606)
   Call: (186) [system] compound([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Exit: (186) [system] compound([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Call: (186) [system] [:, _proof1, _premise1]==(->)
   Call: (186) [system] [:, _proof1, _premise1]=='Cons'
   Call: (186) [system] [:, _proof1, _premise1]==(=)
   Call: (186) [system] is_list([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Exit: (186) [system] is_list([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Call: (186) [user] apply:maplist(s2t, [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _196018)
   Call: (187) [apply] apply:maplist_([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _196018, user:s2t)
^  Call: (188) [user] s2t([:, _proof1, _premise1], _197898)
   Call: (189) [system] compound([:, _proof1, _premise1])
   Exit: (189) [system] compound([:, _proof1, _premise1])
   Call: (189) [system] (:)==(->)
   Call: (189) [system] (:)=='Cons'
   Call: (189) [system] (:)==(=)
   Call: (189) [system] is_list([:, _proof1, _premise1])
   Exit: (189) [system] is_list([:, _proof1, _premise1])
^  Call: (189) [user] apply:maplist(s2t, [:, _proof1, _premise1], _205310)
   Call: (190) [apply] apply:maplist_([:, _proof1, _premise1], _205310, user:s2t)
^  Call: (191) [user] s2t(:, _207190)
   Call: (192) [system] compound(:)
   Call: (192) [system] (:)=_207190
   Exit: (192) [system] (:)=(:)
^  Exit: (191) [user] s2t(:, :)
   Call: (191) [apply] apply:maplist_([_proof1, _premise1], _207192, user:s2t)
^  Call: (192) [user] s2t(_proof1, _212764)
   Call: (193) [system] compound(_proof1)
   Exit: (193) [system] compound(_proof1)
   Call: (193) [system] is_list(_proof1)
^  Call: (193) [user] s2tl(_proof1, _212764)
   Call: (194) [system] compound(_proof1)
   Exit: (194) [system] compound(_proof1)
^  Exit: (193) [user] s2tl(_proof1, _proof1)
^  Exit: (192) [user] s2t(_proof1, _proof1)
   Call: (192) [apply] apply:maplist_([_premise1], _212766, user:s2t)
^  Call: (193) [user] s2t(_premise1, _222034)
   Call: (194) [system] compound(_premise1)
   Exit: (194) [system] compound(_premise1)
   Call: (194) [system] is_list(_premise1)
^  Call: (194) [user] s2tl(_premise1, _222034)
   Call: (195) [system] compound(_premise1)
   Exit: (195) [system] compound(_premise1)
^  Exit: (194) [user] s2tl(_premise1, _premise1)
^  Exit: (193) [user] s2t(_premise1, _premise1)
   Call: (193) [apply] apply:maplist_([], _222036, user:s2t)
   Exit: (193) [apply] apply:maplist_([], [], user:s2t)
   Exit: (192) [apply] apply:maplist_([_premise1], [_premise1], user:s2t)
   Exit: (191) [apply] apply:maplist_([_proof1, _premise1], [_proof1, _premise1], user:s2t)
   Exit: (190) [apply] apply:maplist_([:, _proof1, _premise1], [:, _proof1, _premise1], user:s2t)
^  Exit: (189) [apply] apply:maplist(user:s2t, [:, _proof1, _premise1], [:, _proof1, _premise1])
   Call: (189) [system] compound_name_arguments(_197898, t, [:, _proof1, _premise1])
   Exit: (189) [system] compound_name_arguments(t(:, _proof1, _premise1), t, [:, _proof1, _premise1])
^  Exit: (188) [user] s2t([:, _proof1, _premise1], t(:, _proof1, _premise1))
   Call: (188) [apply] apply:maplist_([[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _197900, user:s2t)
^  Call: (189) [user] s2t([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _239702)
   Call: (190) [system] compound([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Exit: (190) [system] compound([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Call: (190) [system] synthesize==(->)
   Call: (190) [system] synthesize=='Cons'
   Call: (190) [system] synthesize==(=)
   Call: (190) [system] is_list([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Exit: (190) [system] is_list([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Call: (190) [user] apply:maplist(s2t, [synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _247114)
   Call: (191) [apply] apply:maplist_([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _247114, user:s2t)
^  Call: (192) [user] s2t(synthesize, _248994)
   Call: (193) [system] compound(synthesize)
   Call: (193) [system] synthesize=_248994
   Exit: (193) [system] synthesize=synthesize
^  Exit: (192) [user] s2t(synthesize, synthesize)
   Call: (192) [apply] apply:maplist_([[:, _proof1, _premise1], _kb, _rb, _k], _248996, user:s2t)
^  Call: (193) [user] s2t([:, _proof1, _premise1], _254568)
   Call: (194) [system] compound([:, _proof1, _premise1])
   Exit: (194) [system] compound([:, _proof1, _premise1])
   Call: (194) [system] (:)==(->)
   Call: (194) [system] (:)=='Cons'
   Call: (194) [system] (:)==(=)
   Call: (194) [system] is_list([:, _proof1, _premise1])
   Exit: (194) [system] is_list([:, _proof1, _premise1])
^  Call: (194) [user] apply:maplist(s2t, [:, _proof1, _premise1], _261980)
   Call: (195) [apply] apply:maplist_([:, _proof1, _premise1], _261980, user:s2t)
^  Call: (196) [user] s2t(:, _263860)
   Call: (197) [system] compound(:)
   Call: (197) [system] (:)=_263860
   Exit: (197) [system] (:)=(:)
^  Exit: (196) [user] s2t(:, :)
   Call: (196) [apply] apply:maplist_([_proof1, _premise1], _263862, user:s2t)
^  Call: (197) [user] s2t(_proof1, _269434)
   Call: (198) [system] compound(_proof1)
   Exit: (198) [system] compound(_proof1)
   Call: (198) [system] is_list(_proof1)
^  Call: (198) [user] s2tl(_proof1, _269434)
   Call: (199) [system] compound(_proof1)
   Exit: (199) [system] compound(_proof1)
^  Exit: (198) [user] s2tl(_proof1, _proof1)
^  Exit: (197) [user] s2t(_proof1, _proof1)
   Call: (197) [apply] apply:maplist_([_premise1], _269436, user:s2t)
^  Call: (198) [user] s2t(_premise1, _278704)
   Call: (199) [system] compound(_premise1)
   Exit: (199) [system] compound(_premise1)
   Call: (199) [system] is_list(_premise1)
^  Call: (199) [user] s2tl(_premise1, _278704)
   Call: (200) [system] compound(_premise1)
   Exit: (200) [system] compound(_premise1)
^  Exit: (199) [user] s2tl(_premise1, _premise1)
^  Exit: (198) [user] s2t(_premise1, _premise1)
   Call: (198) [apply] apply:maplist_([], _278706, user:s2t)
   Exit: (198) [apply] apply:maplist_([], [], user:s2t)
   Exit: (197) [apply] apply:maplist_([_premise1], [_premise1], user:s2t)
   Exit: (196) [apply] apply:maplist_([_proof1, _premise1], [_proof1, _premise1], user:s2t)
   Exit: (195) [apply] apply:maplist_([:, _proof1, _premise1], [:, _proof1, _premise1], user:s2t)
^  Exit: (194) [apply] apply:maplist(user:s2t, [:, _proof1, _premise1], [:, _proof1, _premise1])
   Call: (194) [system] compound_name_arguments(_254568, t, [:, _proof1, _premise1])
   Exit: (194) [system] compound_name_arguments(t(:, _proof1, _premise1), t, [:, _proof1, _premise1])
^  Exit: (193) [user] s2t([:, _proof1, _premise1], t(:, _proof1, _premise1))
   Call: (193) [apply] apply:maplist_([_kb, _rb, _k], _254570, user:s2t)
^  Call: (194) [user] s2t(_kb, _296372)
   Call: (195) [system] compound(_kb)
   Exit: (195) [system] compound(_kb)
   Call: (195) [system] is_list(_kb)
^  Call: (195) [user] s2tl(_kb, _296372)
   Call: (196) [system] compound(_kb)
   Exit: (196) [system] compound(_kb)
^  Exit: (195) [user] s2tl(_kb, _kb)
^  Exit: (194) [user] s2t(_kb, _kb)
   Call: (194) [apply] apply:maplist_([_rb, _k], _296374, user:s2t)
^  Call: (195) [user] s2t(_rb, _305642)
   Call: (196) [system] compound(_rb)
   Exit: (196) [system] compound(_rb)
   Call: (196) [system] is_list(_rb)
^  Call: (196) [user] s2tl(_rb, _305642)
   Call: (197) [system] compound(_rb)
   Exit: (197) [system] compound(_rb)
^  Exit: (196) [user] s2tl(_rb, _rb)
^  Exit: (195) [user] s2t(_rb, _rb)
   Call: (195) [apply] apply:maplist_([_k], _305644, user:s2t)
^  Call: (196) [user] s2t(_k, _314912)
   Call: (197) [system] compound(_k)
   Exit: (197) [system] compound(_k)
   Call: (197) [system] is_list(_k)
^  Call: (197) [user] s2tl(_k, _314912)
   Call: (198) [system] compound(_k)
   Exit: (198) [system] compound(_k)
^  Exit: (197) [user] s2tl(_k, _k)
^  Exit: (196) [user] s2t(_k, _k)
   Call: (196) [apply] apply:maplist_([], _314914, user:s2t)
   Exit: (196) [apply] apply:maplist_([], [], user:s2t)
   Exit: (195) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (194) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (192) [apply] apply:maplist_([[:, _proof1, _premise1], _kb, _rb, _k], [t(:, _proof1, _premise1), _kb, _rb, _k], user:s2t)
   Exit: (191) [apply] apply:maplist_([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k], user:s2t)
^  Exit: (190) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof1, _premise1], _kb, _rb, _k], [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
   Call: (190) [system] compound_name_arguments(_239702, t, [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
   Exit: (190) [system] compound_name_arguments(t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k), t, [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
^  Exit: (189) [user] s2t([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k))
   Call: (189) [apply] apply:maplist_([], _239704, user:s2t)
   Exit: (189) [apply] apply:maplist_([], [], user:s2t)
   Exit: (188) [apply] apply:maplist_([[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)], user:s2t)
   Exit: (187) [apply] apply:maplist_([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)], user:s2t)
^  Exit: (186) [apply] apply:maplist(user:s2t, [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
   Call: (186) [system] compound_name_arguments(_188606, t, [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
   Exit: (186) [system] compound_name_arguments(t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t, [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
^  Exit: (185) [user] s2t([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)))
   Call: (185) [apply] apply:maplist_([[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _188608, user:s2t)
^  Call: (186) [user] s2t([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _341912)
   Call: (187) [system] compound([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Exit: (187) [system] compound([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Call: (187) [system] [:, _proof2, _premise2]==(->)
   Call: (187) [system] [:, _proof2, _premise2]=='Cons'
   Call: (187) [system] [:, _proof2, _premise2]==(=)
   Call: (187) [system] is_list([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Exit: (187) [system] is_list([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Call: (187) [user] apply:maplist(s2t, [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _349324)
   Call: (188) [apply] apply:maplist_([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _349324, user:s2t)
^  Call: (189) [user] s2t([:, _proof2, _premise2], _351204)
   Call: (190) [system] compound([:, _proof2, _premise2])
   Exit: (190) [system] compound([:, _proof2, _premise2])
   Call: (190) [system] (:)==(->)
   Call: (190) [system] (:)=='Cons'
   Call: (190) [system] (:)==(=)
   Call: (190) [system] is_list([:, _proof2, _premise2])
   Exit: (190) [system] is_list([:, _proof2, _premise2])
^  Call: (190) [user] apply:maplist(s2t, [:, _proof2, _premise2], _358616)
   Call: (191) [apply] apply:maplist_([:, _proof2, _premise2], _358616, user:s2t)
^  Call: (192) [user] s2t(:, _360496)
   Call: (193) [system] compound(:)
   Call: (193) [system] (:)=_360496
   Exit: (193) [system] (:)=(:)
^  Exit: (192) [user] s2t(:, :)
   Call: (192) [apply] apply:maplist_([_proof2, _premise2], _360498, user:s2t)
^  Call: (193) [user] s2t(_proof2, _366070)
   Call: (194) [system] compound(_proof2)
   Exit: (194) [system] compound(_proof2)
   Call: (194) [system] is_list(_proof2)
^  Call: (194) [user] s2tl(_proof2, _366070)
   Call: (195) [system] compound(_proof2)
   Exit: (195) [system] compound(_proof2)
^  Exit: (194) [user] s2tl(_proof2, _proof2)
^  Exit: (193) [user] s2t(_proof2, _proof2)
   Call: (193) [apply] apply:maplist_([_premise2], _366072, user:s2t)
^  Call: (194) [user] s2t(_premise2, _375340)
   Call: (195) [system] compound(_premise2)
   Exit: (195) [system] compound(_premise2)
   Call: (195) [system] is_list(_premise2)
^  Call: (195) [user] s2tl(_premise2, _375340)
   Call: (196) [system] compound(_premise2)
   Exit: (196) [system] compound(_premise2)
^  Exit: (195) [user] s2tl(_premise2, _premise2)
^  Exit: (194) [user] s2t(_premise2, _premise2)
   Call: (194) [apply] apply:maplist_([], _375342, user:s2t)
   Exit: (194) [apply] apply:maplist_([], [], user:s2t)
   Exit: (193) [apply] apply:maplist_([_premise2], [_premise2], user:s2t)
   Exit: (192) [apply] apply:maplist_([_proof2, _premise2], [_proof2, _premise2], user:s2t)
   Exit: (191) [apply] apply:maplist_([:, _proof2, _premise2], [:, _proof2, _premise2], user:s2t)
^  Exit: (190) [apply] apply:maplist(user:s2t, [:, _proof2, _premise2], [:, _proof2, _premise2])
   Call: (190) [system] compound_name_arguments(_351204, t, [:, _proof2, _premise2])
   Exit: (190) [system] compound_name_arguments(t(:, _proof2, _premise2), t, [:, _proof2, _premise2])
^  Exit: (189) [user] s2t([:, _proof2, _premise2], t(:, _proof2, _premise2))
   Call: (189) [apply] apply:maplist_([[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _351206, user:s2t)
^  Call: (190) [user] s2t([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _393008)
   Call: (191) [system] compound([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Exit: (191) [system] compound([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Call: (191) [system] synthesize==(->)
   Call: (191) [system] synthesize=='Cons'
   Call: (191) [system] synthesize==(=)
   Call: (191) [system] is_list([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Exit: (191) [system] is_list([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Call: (191) [user] apply:maplist(s2t, [synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _400420)
   Call: (192) [apply] apply:maplist_([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _400420, user:s2t)
^  Call: (193) [user] s2t(synthesize, _402300)
   Call: (194) [system] compound(synthesize)
   Call: (194) [system] synthesize=_402300
   Exit: (194) [system] synthesize=synthesize
^  Exit: (193) [user] s2t(synthesize, synthesize)
   Call: (193) [apply] apply:maplist_([[:, _proof2, _premise2], _kb, _rb, _k], _402302, user:s2t)
^  Call: (194) [user] s2t([:, _proof2, _premise2], _407874)
   Call: (195) [system] compound([:, _proof2, _premise2])
   Exit: (195) [system] compound([:, _proof2, _premise2])
   Call: (195) [system] (:)==(->)
   Call: (195) [system] (:)=='Cons'
   Call: (195) [system] (:)==(=)
   Call: (195) [system] is_list([:, _proof2, _premise2])
   Exit: (195) [system] is_list([:, _proof2, _premise2])
^  Call: (195) [user] apply:maplist(s2t, [:, _proof2, _premise2], _415286)
   Call: (196) [apply] apply:maplist_([:, _proof2, _premise2], _415286, user:s2t)
^  Call: (197) [user] s2t(:, _417166)
   Call: (198) [system] compound(:)
   Call: (198) [system] (:)=_417166
   Exit: (198) [system] (:)=(:)
^  Exit: (197) [user] s2t(:, :)
   Call: (197) [apply] apply:maplist_([_proof2, _premise2], _417168, user:s2t)
^  Call: (198) [user] s2t(_proof2, _422740)
   Call: (199) [system] compound(_proof2)
   Exit: (199) [system] compound(_proof2)
   Call: (199) [system] is_list(_proof2)
^  Call: (199) [user] s2tl(_proof2, _422740)
   Call: (200) [system] compound(_proof2)
   Exit: (200) [system] compound(_proof2)
^  Exit: (199) [user] s2tl(_proof2, _proof2)
^  Exit: (198) [user] s2t(_proof2, _proof2)
   Call: (198) [apply] apply:maplist_([_premise2], _422742, user:s2t)
^  Call: (199) [user] s2t(_premise2, _432010)
   Call: (200) [system] compound(_premise2)
   Exit: (200) [system] compound(_premise2)
   Call: (200) [system] is_list(_premise2)
^  Call: (200) [user] s2tl(_premise2, _432010)
   Call: (201) [system] compound(_premise2)
   Exit: (201) [system] compound(_premise2)
^  Exit: (200) [user] s2tl(_premise2, _premise2)
^  Exit: (199) [user] s2t(_premise2, _premise2)
   Call: (199) [apply] apply:maplist_([], _432012, user:s2t)
   Exit: (199) [apply] apply:maplist_([], [], user:s2t)
   Exit: (198) [apply] apply:maplist_([_premise2], [_premise2], user:s2t)
   Exit: (197) [apply] apply:maplist_([_proof2, _premise2], [_proof2, _premise2], user:s2t)
   Exit: (196) [apply] apply:maplist_([:, _proof2, _premise2], [:, _proof2, _premise2], user:s2t)
^  Exit: (195) [apply] apply:maplist(user:s2t, [:, _proof2, _premise2], [:, _proof2, _premise2])
   Call: (195) [system] compound_name_arguments(_407874, t, [:, _proof2, _premise2])
   Exit: (195) [system] compound_name_arguments(t(:, _proof2, _premise2), t, [:, _proof2, _premise2])
^  Exit: (194) [user] s2t([:, _proof2, _premise2], t(:, _proof2, _premise2))
   Call: (194) [apply] apply:maplist_([_kb, _rb, _k], _407876, user:s2t)
^  Call: (195) [user] s2t(_kb, _449678)
   Call: (196) [system] compound(_kb)
   Exit: (196) [system] compound(_kb)
   Call: (196) [system] is_list(_kb)
^  Call: (196) [user] s2tl(_kb, _449678)
   Call: (197) [system] compound(_kb)
   Exit: (197) [system] compound(_kb)
^  Exit: (196) [user] s2tl(_kb, _kb)
^  Exit: (195) [user] s2t(_kb, _kb)
   Call: (195) [apply] apply:maplist_([_rb, _k], _449680, user:s2t)
^  Call: (196) [user] s2t(_rb, _458948)
   Call: (197) [system] compound(_rb)
   Exit: (197) [system] compound(_rb)
   Call: (197) [system] is_list(_rb)
^  Call: (197) [user] s2tl(_rb, _458948)
   Call: (198) [system] compound(_rb)
   Exit: (198) [system] compound(_rb)
^  Exit: (197) [user] s2tl(_rb, _rb)
^  Exit: (196) [user] s2t(_rb, _rb)
   Call: (196) [apply] apply:maplist_([_k], _458950, user:s2t)
^  Call: (197) [user] s2t(_k, _468218)
   Call: (198) [system] compound(_k)
   Exit: (198) [system] compound(_k)
   Call: (198) [system] is_list(_k)
^  Call: (198) [user] s2tl(_k, _468218)
   Call: (199) [system] compound(_k)
   Exit: (199) [system] compound(_k)
^  Exit: (198) [user] s2tl(_k, _k)
^  Exit: (197) [user] s2t(_k, _k)
   Call: (197) [apply] apply:maplist_([], _468220, user:s2t)
   Exit: (197) [apply] apply:maplist_([], [], user:s2t)
   Exit: (196) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (195) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (194) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([[:, _proof2, _premise2], _kb, _rb, _k], [t(:, _proof2, _premise2), _kb, _rb, _k], user:s2t)
   Exit: (192) [apply] apply:maplist_([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k], user:s2t)
^  Exit: (191) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof2, _premise2], _kb, _rb, _k], [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
   Call: (191) [system] compound_name_arguments(_393008, t, [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
   Exit: (191) [system] compound_name_arguments(t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k), t, [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
^  Exit: (190) [user] s2t([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))
   Call: (190) [apply] apply:maplist_([], _393010, user:s2t)
   Exit: (190) [apply] apply:maplist_([], [], user:s2t)
   Exit: (189) [apply] apply:maplist_([[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)], user:s2t)
   Exit: (188) [apply] apply:maplist_([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)], user:s2t)
^  Exit: (187) [apply] apply:maplist(user:s2t, [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
   Call: (187) [system] compound_name_arguments(_341912, t, [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
   Exit: (187) [system] compound_name_arguments(t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t, [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
^  Exit: (186) [user] s2t([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)))
   Call: (186) [apply] apply:maplist_([[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _341914, user:s2t)
^  Call: (187) [user] s2t([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], _495218)
   Call: (188) [system] compound([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Exit: (188) [system] compound([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Call: (188) [system] [:, _proof3, _premise3]==(->)
   Call: (188) [system] [:, _proof3, _premise3]=='Cons'
   Call: (188) [system] [:, _proof3, _premise3]==(=)
   Call: (188) [system] is_list([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Exit: (188) [system] is_list([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
^  Call: (188) [user] apply:maplist(s2t, [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], _502630)
   Call: (189) [apply] apply:maplist_([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], _502630, user:s2t)
^  Call: (190) [user] s2t([:, _proof3, _premise3], _504510)
   Call: (191) [system] compound([:, _proof3, _premise3])
   Exit: (191) [system] compound([:, _proof3, _premise3])
   Call: (191) [system] (:)==(->)
   Call: (191) [system] (:)=='Cons'
   Call: (191) [system] (:)==(=)
   Call: (191) [system] is_list([:, _proof3, _premise3])
   Exit: (191) [system] is_list([:, _proof3, _premise3])
^  Call: (191) [user] apply:maplist(s2t, [:, _proof3, _premise3], _511922)
   Call: (192) [apply] apply:maplist_([:, _proof3, _premise3], _511922, user:s2t)
^  Call: (193) [user] s2t(:, _513802)
   Call: (194) [system] compound(:)
   Call: (194) [system] (:)=_513802
   Exit: (194) [system] (:)=(:)
^  Exit: (193) [user] s2t(:, :)
   Call: (193) [apply] apply:maplist_([_proof3, _premise3], _513804, user:s2t)
^  Call: (194) [user] s2t(_proof3, _519376)
   Call: (195) [system] compound(_proof3)
   Exit: (195) [system] compound(_proof3)
   Call: (195) [system] is_list(_proof3)
^  Call: (195) [user] s2tl(_proof3, _519376)
   Call: (196) [system] compound(_proof3)
   Exit: (196) [system] compound(_proof3)
^  Exit: (195) [user] s2tl(_proof3, _proof3)
^  Exit: (194) [user] s2t(_proof3, _proof3)
   Call: (194) [apply] apply:maplist_([_premise3], _519378, user:s2t)
^  Call: (195) [user] s2t(_premise3, _528646)
   Call: (196) [system] compound(_premise3)
   Exit: (196) [system] compound(_premise3)
   Call: (196) [system] is_list(_premise3)
^  Call: (196) [user] s2tl(_premise3, _528646)
   Call: (197) [system] compound(_premise3)
   Exit: (197) [system] compound(_premise3)
^  Exit: (196) [user] s2tl(_premise3, _premise3)
^  Exit: (195) [user] s2t(_premise3, _premise3)
   Call: (195) [apply] apply:maplist_([], _528648, user:s2t)
   Exit: (195) [apply] apply:maplist_([], [], user:s2t)
   Exit: (194) [apply] apply:maplist_([_premise3], [_premise3], user:s2t)
   Exit: (193) [apply] apply:maplist_([_proof3, _premise3], [_proof3, _premise3], user:s2t)
   Exit: (192) [apply] apply:maplist_([:, _proof3, _premise3], [:, _proof3, _premise3], user:s2t)
^  Exit: (191) [apply] apply:maplist(user:s2t, [:, _proof3, _premise3], [:, _proof3, _premise3])
   Call: (191) [system] compound_name_arguments(_504510, t, [:, _proof3, _premise3])
   Exit: (191) [system] compound_name_arguments(t(:, _proof3, _premise3), t, [:, _proof3, _premise3])
^  Exit: (190) [user] s2t([:, _proof3, _premise3], t(:, _proof3, _premise3))
   Call: (190) [apply] apply:maplist_([[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], _504512, user:s2t)
^  Call: (191) [user] s2t([synthesize, [:, _proof3, _premise3], _kb, _rb, _k], _546314)
   Call: (192) [system] compound([synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
   Exit: (192) [system] compound([synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
   Call: (192) [system] synthesize==(->)
   Call: (192) [system] synthesize=='Cons'
   Call: (192) [system] synthesize==(=)
   Call: (192) [system] is_list([synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
   Exit: (192) [system] is_list([synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
^  Call: (192) [user] apply:maplist(s2t, [synthesize, [:, _proof3, _premise3], _kb, _rb, _k], _553726)
   Call: (193) [apply] apply:maplist_([synthesize, [:, _proof3, _premise3], _kb, _rb, _k], _553726, user:s2t)
^  Call: (194) [user] s2t(synthesize, _555606)
   Call: (195) [system] compound(synthesize)
   Call: (195) [system] synthesize=_555606
   Exit: (195) [system] synthesize=synthesize
^  Exit: (194) [user] s2t(synthesize, synthesize)
   Call: (194) [apply] apply:maplist_([[:, _proof3, _premise3], _kb, _rb, _k], _555608, user:s2t)
^  Call: (195) [user] s2t([:, _proof3, _premise3], _561180)
   Call: (196) [system] compound([:, _proof3, _premise3])
   Exit: (196) [system] compound([:, _proof3, _premise3])
   Call: (196) [system] (:)==(->)
   Call: (196) [system] (:)=='Cons'
   Call: (196) [system] (:)==(=)
   Call: (196) [system] is_list([:, _proof3, _premise3])
   Exit: (196) [system] is_list([:, _proof3, _premise3])
^  Call: (196) [user] apply:maplist(s2t, [:, _proof3, _premise3], _568592)
   Call: (197) [apply] apply:maplist_([:, _proof3, _premise3], _568592, user:s2t)
^  Call: (198) [user] s2t(:, _570472)
   Call: (199) [system] compound(:)
   Call: (199) [system] (:)=_570472
   Exit: (199) [system] (:)=(:)
^  Exit: (198) [user] s2t(:, :)
   Call: (198) [apply] apply:maplist_([_proof3, _premise3], _570474, user:s2t)
^  Call: (199) [user] s2t(_proof3, _576046)
   Call: (200) [system] compound(_proof3)
   Exit: (200) [system] compound(_proof3)
   Call: (200) [system] is_list(_proof3)
^  Call: (200) [user] s2tl(_proof3, _576046)
   Call: (201) [system] compound(_proof3)
   Exit: (201) [system] compound(_proof3)
^  Exit: (200) [user] s2tl(_proof3, _proof3)
^  Exit: (199) [user] s2t(_proof3, _proof3)
   Call: (199) [apply] apply:maplist_([_premise3], _576048, user:s2t)
^  Call: (200) [user] s2t(_premise3, _585316)
   Call: (201) [system] compound(_premise3)
   Exit: (201) [system] compound(_premise3)
   Call: (201) [system] is_list(_premise3)
^  Call: (201) [user] s2tl(_premise3, _585316)
   Call: (202) [system] compound(_premise3)
   Exit: (202) [system] compound(_premise3)
^  Exit: (201) [user] s2tl(_premise3, _premise3)
^  Exit: (200) [user] s2t(_premise3, _premise3)
   Call: (200) [apply] apply:maplist_([], _585318, user:s2t)
   Exit: (200) [apply] apply:maplist_([], [], user:s2t)
   Exit: (199) [apply] apply:maplist_([_premise3], [_premise3], user:s2t)
   Exit: (198) [apply] apply:maplist_([_proof3, _premise3], [_proof3, _premise3], user:s2t)
   Exit: (197) [apply] apply:maplist_([:, _proof3, _premise3], [:, _proof3, _premise3], user:s2t)
^  Exit: (196) [apply] apply:maplist(user:s2t, [:, _proof3, _premise3], [:, _proof3, _premise3])
   Call: (196) [system] compound_name_arguments(_561180, t, [:, _proof3, _premise3])
   Exit: (196) [system] compound_name_arguments(t(:, _proof3, _premise3), t, [:, _proof3, _premise3])
^  Exit: (195) [user] s2t([:, _proof3, _premise3], t(:, _proof3, _premise3))
   Call: (195) [apply] apply:maplist_([_kb, _rb, _k], _561182, user:s2t)
^  Call: (196) [user] s2t(_kb, _602984)
   Call: (197) [system] compound(_kb)
   Exit: (197) [system] compound(_kb)
   Call: (197) [system] is_list(_kb)
^  Call: (197) [user] s2tl(_kb, _602984)
   Call: (198) [system] compound(_kb)
   Exit: (198) [system] compound(_kb)
^  Exit: (197) [user] s2tl(_kb, _kb)
^  Exit: (196) [user] s2t(_kb, _kb)
   Call: (196) [apply] apply:maplist_([_rb, _k], _602986, user:s2t)
^  Call: (197) [user] s2t(_rb, _612254)
   Call: (198) [system] compound(_rb)
   Exit: (198) [system] compound(_rb)
   Call: (198) [system] is_list(_rb)
^  Call: (198) [user] s2tl(_rb, _612254)
   Call: (199) [system] compound(_rb)
   Exit: (199) [system] compound(_rb)
^  Exit: (198) [user] s2tl(_rb, _rb)
^  Exit: (197) [user] s2t(_rb, _rb)
   Call: (197) [apply] apply:maplist_([_k], _612256, user:s2t)
^  Call: (198) [user] s2t(_k, _621524)
   Call: (199) [system] compound(_k)
   Exit: (199) [system] compound(_k)
   Call: (199) [system] is_list(_k)
^  Call: (199) [user] s2tl(_k, _621524)
   Call: (200) [system] compound(_k)
   Exit: (200) [system] compound(_k)
^  Exit: (199) [user] s2tl(_k, _k)
^  Exit: (198) [user] s2t(_k, _k)
   Call: (198) [apply] apply:maplist_([], _621526, user:s2t)
   Exit: (198) [apply] apply:maplist_([], [], user:s2t)
   Exit: (197) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (196) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (195) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (194) [apply] apply:maplist_([[:, _proof3, _premise3], _kb, _rb, _k], [t(:, _proof3, _premise3), _kb, _rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([synthesize, [:, _proof3, _premise3], _kb, _rb, _k], [synthesize, t(:, _proof3, _premise3), _kb, _rb, _k], user:s2t)
^  Exit: (192) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof3, _premise3], _kb, _rb, _k], [synthesize, t(:, _proof3, _premise3), _kb, _rb, _k])
   Call: (192) [system] compound_name_arguments(_546314, t, [synthesize, t(:, _proof3, _premise3), _kb, _rb, _k])
   Exit: (192) [system] compound_name_arguments(t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k), t, [synthesize, t(:, _proof3, _premise3), _kb, _rb, _k])
^  Exit: (191) [user] s2t([synthesize, [:, _proof3, _premise3], _kb, _rb, _k], t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))
   Call: (191) [apply] apply:maplist_([], _546316, user:s2t)
   Exit: (191) [apply] apply:maplist_([], [], user:s2t)
   Exit: (190) [apply] apply:maplist_([[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)], user:s2t)
   Exit: (189) [apply] apply:maplist_([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)])
   Call: (188) [system] compound_name_arguments(_495218, t, [t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)])
   Exit: (188) [system] compound_name_arguments(t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t, [t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)])
^  Exit: (187) [user] s2t([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)))
   Call: (187) [apply] apply:maplist_([], _495220, user:s2t)
   Exit: (187) [apply] apply:maplist_([], [], user:s2t)
   Exit: (186) [apply] apply:maplist_([[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], [t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))], user:s2t)
   Exit: (185) [apply] apply:maplist_([[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], [t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))], user:s2t)
   Exit: (184) [apply] apply:maplist_([[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], [t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))], user:s2t)
   Exit: (183) [apply] apply:maplist_([[[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], [t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))], user:s2t)
   Exit: (182) [apply] apply:maplist_([[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], [t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))], user:s2t)
^  Exit: (181) [apply] apply:maplist(user:s2t, [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], [t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))])
   Call: (181) [system] compound_name_arguments(_3960, t, [t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))])
   Exit: (181) [system] compound_name_arguments(t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), t, [t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))])
^  Exit: (180) [user] s2t([[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))))
   Call: (180) [apply] apply:maplist_([_query], _3962, user:s2t)
^  Call: (181) [user] s2t(_query, _658790)
   Call: (182) [system] compound(_query)
   Exit: (182) [system] compound(_query)
   Call: (182) [system] is_list(_query)
^  Call: (182) [user] s2tl(_query, _658790)
   Call: (183) [system] compound(_query)
   Exit: (183) [system] compound(_query)
^  Exit: (182) [user] s2tl(_query, _query)
^  Exit: (181) [user] s2t(_query, _query)
   Call: (181) [apply] apply:maplist_([], _658792, user:s2t)
   Exit: (181) [apply] apply:maplist_([], [], user:s2t)
   Exit: (180) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (179) [apply] apply:maplist_([[[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], [t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query], user:s2t)
   Exit: (178) [apply] apply:maplist_(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query], user:s2t)
^  Exit: (177) [apply] apply:maplist(user:s2t, ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query])
   Call: (177) [system] compound_name_arguments(_3940, t, ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query])
   Exit: (177) [system] compound_name_arguments(t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query), t, ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query])
^  Exit: (176) [user] s2t(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query], t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query))
^  Call: (176) [user] s2tl([], _3942)
   Call: (177) [system] compound([])
   Call: (177) [system] []=_3942
   Exit: (177) [system] []=[]
^  Exit: (176) [user] s2tl([], [])
^  Exit: (175) [user] s2tl([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)])
^  Exit: (174) [user] s2tl([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)])
^  Exit: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)])
^  Exit: (172) [user] s2t_iz(me_synthesize_1726263785_9357412, me_synthesize_1726263785_9357412, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)])
^  Call: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)], _683880)
   Call: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)])
   Exit: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)])
   Call: (173) [system] _683880=[=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)]
   Exit: (173) [system] [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)]=[=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)]
^  Exit: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)])
   Call: (172) [system] _689442=..[me_synthesize_1726263785_9357412, 116, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)]
   Exit: (172) [system] me_synthesize_1726263785_9357412(116, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query))=..[me_synthesize_1726263785_9357412, 116, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query)]
^  Call: (172) [user] format((0x55798e5f53e0), "~q.~n", [me_synthesize_1726263785_9357412(116, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query))])
^  Exit: (172) [user] format((0x55798e5f53e0), "~q.~n", [me_synthesize_1726263785_9357412(116, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))), _query))])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], me_synthesize_1726263785_9357412, 116)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]]), 116]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 24, 24+1), write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]]], _query]], me_synthesize_1726263785_9357412, 116)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 117)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 117))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 117))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _714634)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _722056)
   Exit: (175) [system] peek_char((0x55798e5fad60), '\n')
   Call: (175) [system] char_type('\n', space)
   Exit: (175) [system] char_type('\n', space)
   Call: (175) [system] get_char((0x55798e5fad60), '\n')
   Exit: (175) [system] get_char((0x55798e5fad60), '\n')
^  Call: (175) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (176) [system] at_end_of_stream((0x55798e5fad60))
   Call: (176) [system] peek_char((0x55798e5fad60), _729478)
   Exit: (176) [system] peek_char((0x55798e5fad60), '\n')
   Call: (176) [system] char_type('\n', space)
   Exit: (176) [system] char_type('\n', space)
   Call: (176) [system] get_char((0x55798e5fad60), '\n')
   Exit: (176) [system] get_char((0x55798e5fad60), '\n')
^  Call: (176) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (177) [system] at_end_of_stream((0x55798e5fad60))
   Call: (177) [system] peek_char((0x55798e5fad60), _736900)
   Exit: (177) [system] peek_char((0x55798e5fad60), !)
   Call: (177) [system] char_type(!, space)
^  Call: (177) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (178) [system] string((0x55798e5fad60))
^  Exit: (177) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (177) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (178) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (179) [system] at_end_of_stream((0x55798e5fad60))
   Call: (179) [system] peek_char((0x55798e5fad60), _745238)
   Exit: (179) [system] peek_char((0x55798e5fad60), !)
   Call: (179) [system] char_type(!, space)
   Call: (179) [system] _748024=(0x55798e5fad60)
   Exit: (179) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (179) [user] once((read_position((0x55798e5fad60), _749892, _749894, _749896, _749898), read_sexpr((0x55798e5fad60), _749910), assertz(metta_file_comment(_749892, _749894, _749896, _749910, _749898))))
^  Call: (181) [user] read_position((0x55798e5fad60), _749892, _749894, _749896, _749898)
   Call: (182) [system] stream_property((0x55798e5fad60), position(_749898))
   Call: (183) [system] nonvar((0x55798e5fad60))
   Exit: (183) [system] nonvar((0x55798e5fad60))
   Call: (183) [system] nonvar(position(_749898))
   Exit: (183) [system] nonvar(position(_749898))
   Exit: (182) [system] stream_property((0x55798e5fad60), position('$stream_position'(4924, 120, 0, 4924)))
   Call: (182) [$syspreds] stream_position_data(line_count, '$stream_position'(4924, 120, 0, 4924), _749892)
   Call: (183) [system] nonvar(line_count)
   Exit: (183) [system] nonvar(line_count)
   Call: (183) [$syspreds] stream_position_field(line_count, _760150)
   Exit: (183) [$syspreds] stream_position_field(line_count, 2)
   Call: (183) [system] arg(2, '$stream_position'(4924, 120, 0, 4924), _749892)
   Exit: (183) [system] arg(2, '$stream_position'(4924, 120, 0, 4924), 120)
   Exit: (182) [$syspreds] stream_position_data(line_count, '$stream_position'(4924, 120, 0, 4924), 120)
   Call: (182) [$syspreds] stream_position_data(line_position, '$stream_position'(4924, 120, 0, 4924), _749894)
   Call: (183) [system] nonvar(line_position)
   Exit: (183) [system] nonvar(line_position)
   Call: (183) [$syspreds] stream_position_field(line_position, _767584)
   Exit: (183) [$syspreds] stream_position_field(line_position, 3)
   Call: (183) [system] arg(3, '$stream_position'(4924, 120, 0, 4924), _749894)
   Exit: (183) [system] arg(3, '$stream_position'(4924, 120, 0, 4924), 0)
   Exit: (182) [$syspreds] stream_position_data(line_position, '$stream_position'(4924, 120, 0, 4924), 0)
   Call: (182) [$syspreds] stream_position_data(char_count, '$stream_position'(4924, 120, 0, 4924), _749896)
   Call: (183) [system] nonvar(char_count)
   Exit: (183) [system] nonvar(char_count)
   Call: (183) [$syspreds] stream_position_field(char_count, _775018)
   Exit: (183) [$syspreds] stream_position_field(char_count, 1)
   Call: (183) [system] arg(1, '$stream_position'(4924, 120, 0, 4924), _749896)
   Exit: (183) [system] arg(1, '$stream_position'(4924, 120, 0, 4924), 4924)
   Exit: (182) [$syspreds] stream_position_data(char_count, '$stream_position'(4924, 120, 0, 4924), 4924)
^  Exit: (181) [user] read_position((0x55798e5fad60), 120, 0, 4924, '$stream_position'(4924, 120, 0, 4924))
^  Call: (181) [user] read_sexpr((0x55798e5fad60), _749910)
   Call: (182) [system] string((0x55798e5fad60))
   Fail: (182) [system] string((0x55798e5fad60))
^  Call: (182) [user] cont_sexpr(')', (0x55798e5fad60), _749910)
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _785244)
   Exit: (184) [system] peek_char((0x55798e5fad60), !)
   Call: (184) [system] !=(;)
   Fail: (184) [system] !=(;)
^  Call: (184) [user] is_like_space(!)
   Call: (185) [system] char_type(!, 'white')
   Fail: (185) [system] char_type(!, 'white')
   Call: (185) [system] char_type(!, end_of_line)
   Fail: (185) [system] char_type(!, end_of_line)
   Call: (185) [system] char_type(!, space)
   Fail: (185) [system] char_type(!, space)
   Call: (185) [system] char_type(!, cntrl)
   Fail: (185) [system] char_type(!, cntrl)
^  Fail: (184) [user] is_like_space(!)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] get_char((0x55798e5fad60), _799398)
   Exit: (183) [system] get_char((0x55798e5fad60), !)
   Call: (183) [system] !='('
   Fail: (183) [system] !='('
   Call: (183) [system] !='['
   Fail: (183) [system] !='['
   Call: (183) [system] !='{'
   Fail: (183) [system] !='{'
   Call: (183) [system] !='"'
   Fail: (183) [system] !='"'
   Call: (183) [system] !=!
   Exit: (183) [system] !=!
^  Call: (183) [user] read_sexpr((0x55798e5fad60), _810536)
   Call: (184) [system] string((0x55798e5fad60))
   Fail: (184) [system] string((0x55798e5fad60))
^  Call: (184) [user] cont_sexpr(')', (0x55798e5fad60), _810536)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _815170)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=(;)
   Fail: (186) [system] '('=(;)
^  Call: (186) [user] is_like_space('(')
   Call: (187) [system] char_type('(', 'white')
   Fail: (187) [system] char_type('(', 'white')
   Call: (187) [system] char_type('(', end_of_line)
   Fail: (187) [system] char_type('(', end_of_line)
   Call: (187) [system] char_type('(', space)
   Fail: (187) [system] char_type('(', space)
   Call: (187) [system] char_type('(', cntrl)
   Fail: (187) [system] char_type('(', cntrl)
^  Fail: (186) [user] is_like_space('(')
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] get_char((0x55798e5fad60), _829324)
   Exit: (185) [system] get_char((0x55798e5fad60), '(')
   Call: (185) [system] '('='('
   Exit: (185) [system] '('='('
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _810536)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _834894)
   Exit: (187) [system] peek_char((0x55798e5fad60), a)
   Call: (187) [system] a=(;)
   Fail: (187) [system] a=(;)
^  Call: (187) [user] is_like_space(a)
   Call: (188) [system] char_type(a, 'white')
   Fail: (188) [system] char_type(a, 'white')
   Call: (188) [system] char_type(a, end_of_line)
   Fail: (188) [system] char_type(a, end_of_line)
   Call: (188) [system] char_type(a, space)
   Fail: (188) [system] char_type(a, space)
   Call: (188) [system] char_type(a, cntrl)
   Fail: (188) [system] char_type(a, cntrl)
^  Fail: (187) [user] is_like_space(a)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _849048)
   Exit: (186) [system] peek_char((0x55798e5fad60), a)
   Call: (186) [system] a=')'
   Fail: (186) [system] a=')'
   Call: (186) [system] a=end_of_file
   Fail: (186) [system] a=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _854618)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _856476)
   Exit: (188) [system] peek_char((0x55798e5fad60), a)
   Call: (188) [system] a=(;)
   Fail: (188) [system] a=(;)
^  Call: (188) [user] is_like_space(a)
   Call: (189) [system] char_type(a, 'white')
   Fail: (189) [system] char_type(a, 'white')
   Call: (189) [system] char_type(a, end_of_line)
   Fail: (189) [system] char_type(a, end_of_line)
   Call: (189) [system] char_type(a, space)
   Fail: (189) [system] char_type(a, space)
   Call: (189) [system] char_type(a, cntrl)
   Fail: (189) [system] char_type(a, cntrl)
^  Fail: (188) [user] is_like_space(a)
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _870630)
   Exit: (187) [system] get_char((0x55798e5fad60), a)
   Call: (187) [system] a='('
   Fail: (187) [system] a='('
   Call: (187) [system] a='['
   Fail: (187) [system] a='['
   Call: (187) [system] a='{'
   Fail: (187) [system] a='{'
   Call: (187) [system] a='"'
   Fail: (187) [system] a='"'
   Call: (187) [system] a=!
   Fail: (187) [system] a=!
   Call: (187) [system] a='\''
   Fail: (187) [system] a='\''
   Call: (187) [system] a='`'
   Fail: (187) [system] a='`'
   Call: (187) [system] a=end_of_file
   Fail: (187) [system] a=end_of_file
^  Call: (187) [user] read_symbolic(')', (0x55798e5fad60), a, _854618)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _888272)
   Call: (189) [system] peek_char((0x55798e5fad60), _889206)
   Exit: (189) [system] peek_char((0x55798e5fad60), s)
^  Call: (189) [user] is_delimiter(s)
   Call: (190) [system] char_type(s, space)
   Fail: (190) [system] char_type(s, space)
   Call: (190) [system] arg(_893926, v('(', ')', end_of_file), s)
   Fail: (190) [system] arg(_894858, v('(', ')', end_of_file), s)
^  Fail: (189) [user] is_delimiter(s)
   Call: (189) [system] ')'==s
   Fail: (189) [system] ')'==s
   Call: (189) [system] get_char((0x55798e5fad60), s)
   Exit: (189) [system] get_char((0x55798e5fad60), s)
   Call: (189) [system] s=(\)
   Fail: (189) [system] s=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _902208)
   Call: (190) [system] peek_char((0x55798e5fad60), _903142)
   Exit: (190) [system] peek_char((0x55798e5fad60), s)
^  Call: (190) [user] is_delimiter(s)
   Call: (191) [system] char_type(s, space)
   Fail: (191) [system] char_type(s, space)
   Call: (191) [system] arg(_907862, v('(', ')', end_of_file), s)
   Fail: (191) [system] arg(_908794, v('(', ')', end_of_file), s)
^  Fail: (190) [user] is_delimiter(s)
   Call: (190) [system] ')'==s
   Fail: (190) [system] ')'==s
   Call: (190) [system] get_char((0x55798e5fad60), s)
   Exit: (190) [system] get_char((0x55798e5fad60), s)
   Call: (190) [system] s=(\)
   Fail: (190) [system] s=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _916144)
   Call: (191) [system] peek_char((0x55798e5fad60), _917078)
   Exit: (191) [system] peek_char((0x55798e5fad60), e)
^  Call: (191) [user] is_delimiter(e)
   Call: (192) [system] char_type(e, space)
   Fail: (192) [system] char_type(e, space)
   Call: (192) [system] arg(_921798, v('(', ')', end_of_file), e)
   Fail: (192) [system] arg(_922730, v('(', ')', end_of_file), e)
^  Fail: (191) [user] is_delimiter(e)
   Call: (191) [system] ')'==e
   Fail: (191) [system] ')'==e
   Call: (191) [system] get_char((0x55798e5fad60), e)
   Exit: (191) [system] get_char((0x55798e5fad60), e)
   Call: (191) [system] e=(\)
   Fail: (191) [system] e=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _930080)
   Call: (192) [system] peek_char((0x55798e5fad60), _931014)
   Exit: (192) [system] peek_char((0x55798e5fad60), r)
^  Call: (192) [user] is_delimiter(r)
   Call: (193) [system] char_type(r, space)
   Fail: (193) [system] char_type(r, space)
   Call: (193) [system] arg(_935734, v('(', ')', end_of_file), r)
   Fail: (193) [system] arg(_936666, v('(', ')', end_of_file), r)
^  Fail: (192) [user] is_delimiter(r)
   Call: (192) [system] ')'==r
   Fail: (192) [system] ')'==r
   Call: (192) [system] get_char((0x55798e5fad60), r)
   Exit: (192) [system] get_char((0x55798e5fad60), r)
   Call: (192) [system] r=(\)
   Fail: (192) [system] r=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _944016)
   Call: (193) [system] peek_char((0x55798e5fad60), _944950)
   Exit: (193) [system] peek_char((0x55798e5fad60), t)
^  Call: (193) [user] is_delimiter(t)
   Call: (194) [system] char_type(t, space)
   Fail: (194) [system] char_type(t, space)
   Call: (194) [system] arg(_949670, v('(', ')', end_of_file), t)
   Fail: (194) [system] arg(_950602, v('(', ')', end_of_file), t)
^  Fail: (193) [user] is_delimiter(t)
   Call: (193) [system] ')'==t
   Fail: (193) [system] ')'==t
   Call: (193) [system] get_char((0x55798e5fad60), t)
   Exit: (193) [system] get_char((0x55798e5fad60), t)
   Call: (193) [system] t=(\)
   Fail: (193) [system] t=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _957952)
   Call: (194) [system] peek_char((0x55798e5fad60), _958886)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'E')
^  Call: (194) [user] is_delimiter('E')
   Call: (195) [system] char_type('E', space)
   Fail: (195) [system] char_type('E', space)
   Call: (195) [system] arg(_963606, v('(', ')', end_of_file), 'E')
   Fail: (195) [system] arg(_964538, v('(', ')', end_of_file), 'E')
^  Fail: (194) [user] is_delimiter('E')
   Call: (194) [system] ')'=='E'
   Fail: (194) [system] ')'=='E'
   Call: (194) [system] get_char((0x55798e5fad60), 'E')
   Exit: (194) [system] get_char((0x55798e5fad60), 'E')
   Call: (194) [system] 'E'=(\)
   Fail: (194) [system] 'E'=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _971888)
   Call: (195) [system] peek_char((0x55798e5fad60), _972822)
   Exit: (195) [system] peek_char((0x55798e5fad60), q)
^  Call: (195) [user] is_delimiter(q)
   Call: (196) [system] char_type(q, space)
   Fail: (196) [system] char_type(q, space)
   Call: (196) [system] arg(_977542, v('(', ')', end_of_file), q)
   Fail: (196) [system] arg(_978474, v('(', ')', end_of_file), q)
^  Fail: (195) [user] is_delimiter(q)
   Call: (195) [system] ')'==q
   Fail: (195) [system] ')'==q
   Call: (195) [system] get_char((0x55798e5fad60), q)
   Exit: (195) [system] get_char((0x55798e5fad60), q)
   Call: (195) [system] q=(\)
   Fail: (195) [system] q=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _985824)
   Call: (196) [system] peek_char((0x55798e5fad60), _986758)
   Exit: (196) [system] peek_char((0x55798e5fad60), u)
^  Call: (196) [user] is_delimiter(u)
   Call: (197) [system] char_type(u, space)
   Fail: (197) [system] char_type(u, space)
   Call: (197) [system] arg(_991478, v('(', ')', end_of_file), u)
   Fail: (197) [system] arg(_992410, v('(', ')', end_of_file), u)
^  Fail: (196) [user] is_delimiter(u)
   Call: (196) [system] ')'==u
   Fail: (196) [system] ')'==u
   Call: (196) [system] get_char((0x55798e5fad60), u)
   Exit: (196) [system] get_char((0x55798e5fad60), u)
   Call: (196) [system] u=(\)
   Fail: (196) [system] u=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _999760)
   Call: (197) [system] peek_char((0x55798e5fad60), _1000694)
   Exit: (197) [system] peek_char((0x55798e5fad60), a)
^  Call: (197) [user] is_delimiter(a)
   Call: (198) [system] char_type(a, space)
   Fail: (198) [system] char_type(a, space)
   Call: (198) [system] arg(_1005414, v('(', ')', end_of_file), a)
   Fail: (198) [system] arg(_1006346, v('(', ')', end_of_file), a)
^  Fail: (197) [user] is_delimiter(a)
   Call: (197) [system] ')'==a
   Fail: (197) [system] ')'==a
   Call: (197) [system] get_char((0x55798e5fad60), a)
   Exit: (197) [system] get_char((0x55798e5fad60), a)
   Call: (197) [system] a=(\)
   Fail: (197) [system] a=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1013696)
   Call: (198) [system] peek_char((0x55798e5fad60), _1014630)
   Exit: (198) [system] peek_char((0x55798e5fad60), l)
^  Call: (198) [user] is_delimiter(l)
   Call: (199) [system] char_type(l, space)
   Fail: (199) [system] char_type(l, space)
   Call: (199) [system] arg(_1019350, v('(', ')', end_of_file), l)
   Fail: (199) [system] arg(_1020282, v('(', ')', end_of_file), l)
^  Fail: (198) [user] is_delimiter(l)
   Call: (198) [system] ')'==l
   Fail: (198) [system] ')'==l
   Call: (198) [system] get_char((0x55798e5fad60), l)
   Exit: (198) [system] get_char((0x55798e5fad60), l)
   Call: (198) [system] l=(\)
   Fail: (198) [system] l=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1027632)
   Call: (199) [system] peek_char((0x55798e5fad60), _1028566)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'T')
^  Call: (199) [user] is_delimiter('T')
   Call: (200) [system] char_type('T', space)
   Fail: (200) [system] char_type('T', space)
   Call: (200) [system] arg(_1033286, v('(', ')', end_of_file), 'T')
   Fail: (200) [system] arg(_1034218, v('(', ')', end_of_file), 'T')
^  Fail: (199) [user] is_delimiter('T')
   Call: (199) [system] ')'=='T'
   Fail: (199) [system] ')'=='T'
   Call: (199) [system] get_char((0x55798e5fad60), 'T')
   Exit: (199) [system] get_char((0x55798e5fad60), 'T')
   Call: (199) [system] 'T'=(\)
   Fail: (199) [system] 'T'=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1041568)
   Call: (200) [system] peek_char((0x55798e5fad60), _1042502)
   Exit: (200) [system] peek_char((0x55798e5fad60), o)
^  Call: (200) [user] is_delimiter(o)
   Call: (201) [system] char_type(o, space)
   Fail: (201) [system] char_type(o, space)
   Call: (201) [system] arg(_1047222, v('(', ')', end_of_file), o)
   Fail: (201) [system] arg(_1048154, v('(', ')', end_of_file), o)
^  Fail: (200) [user] is_delimiter(o)
   Call: (200) [system] ')'==o
   Fail: (200) [system] ')'==o
   Call: (200) [system] get_char((0x55798e5fad60), o)
   Exit: (200) [system] get_char((0x55798e5fad60), o)
   Call: (200) [system] o=(\)
   Fail: (200) [system] o=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1055504)
   Call: (201) [system] peek_char((0x55798e5fad60), _1056438)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'R')
^  Call: (201) [user] is_delimiter('R')
   Call: (202) [system] char_type('R', space)
   Fail: (202) [system] char_type('R', space)
   Call: (202) [system] arg(_1061158, v('(', ')', end_of_file), 'R')
   Fail: (202) [system] arg(_1062090, v('(', ')', end_of_file), 'R')
^  Fail: (201) [user] is_delimiter('R')
   Call: (201) [system] ')'=='R'
   Fail: (201) [system] ')'=='R'
   Call: (201) [system] get_char((0x55798e5fad60), 'R')
   Exit: (201) [system] get_char((0x55798e5fad60), 'R')
   Call: (201) [system] 'R'=(\)
   Fail: (201) [system] 'R'=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1069440)
   Call: (202) [system] peek_char((0x55798e5fad60), _1070374)
   Exit: (202) [system] peek_char((0x55798e5fad60), e)
^  Call: (202) [user] is_delimiter(e)
   Call: (203) [system] char_type(e, space)
   Fail: (203) [system] char_type(e, space)
   Call: (203) [system] arg(_1075094, v('(', ')', end_of_file), e)
   Fail: (203) [system] arg(_1076026, v('(', ')', end_of_file), e)
^  Fail: (202) [user] is_delimiter(e)
   Call: (202) [system] ')'==e
   Fail: (202) [system] ')'==e
   Call: (202) [system] get_char((0x55798e5fad60), e)
   Exit: (202) [system] get_char((0x55798e5fad60), e)
   Call: (202) [system] e=(\)
   Fail: (202) [system] e=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1083376)
   Call: (203) [system] peek_char((0x55798e5fad60), _1084310)
   Exit: (203) [system] peek_char((0x55798e5fad60), s)
^  Call: (203) [user] is_delimiter(s)
   Call: (204) [system] char_type(s, space)
   Fail: (204) [system] char_type(s, space)
   Call: (204) [system] arg(_1089030, v('(', ')', end_of_file), s)
   Fail: (204) [system] arg(_1089962, v('(', ')', end_of_file), s)
^  Fail: (203) [user] is_delimiter(s)
   Call: (203) [system] ')'==s
   Fail: (203) [system] ')'==s
   Call: (203) [system] get_char((0x55798e5fad60), s)
   Exit: (203) [system] get_char((0x55798e5fad60), s)
   Call: (203) [system] s=(\)
   Fail: (203) [system] s=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1097312)
   Call: (204) [system] peek_char((0x55798e5fad60), _1098246)
   Exit: (204) [system] peek_char((0x55798e5fad60), u)
^  Call: (204) [user] is_delimiter(u)
   Call: (205) [system] char_type(u, space)
   Fail: (205) [system] char_type(u, space)
   Call: (205) [system] arg(_1102966, v('(', ')', end_of_file), u)
   Fail: (205) [system] arg(_1103898, v('(', ')', end_of_file), u)
^  Fail: (204) [user] is_delimiter(u)
   Call: (204) [system] ')'==u
   Fail: (204) [system] ')'==u
   Call: (204) [system] get_char((0x55798e5fad60), u)
   Exit: (204) [system] get_char((0x55798e5fad60), u)
   Call: (204) [system] u=(\)
   Fail: (204) [system] u=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1111248)
   Call: (205) [system] peek_char((0x55798e5fad60), _1112182)
   Exit: (205) [system] peek_char((0x55798e5fad60), l)
^  Call: (205) [user] is_delimiter(l)
   Call: (206) [system] char_type(l, space)
   Fail: (206) [system] char_type(l, space)
   Call: (206) [system] arg(_1116902, v('(', ')', end_of_file), l)
   Fail: (206) [system] arg(_1117834, v('(', ')', end_of_file), l)
^  Fail: (205) [user] is_delimiter(l)
   Call: (205) [system] ')'==l
   Fail: (205) [system] ')'==l
   Call: (205) [system] get_char((0x55798e5fad60), l)
   Exit: (205) [system] get_char((0x55798e5fad60), l)
   Call: (205) [system] l=(\)
   Fail: (205) [system] l=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1125184)
   Call: (206) [system] peek_char((0x55798e5fad60), _1126118)
   Exit: (206) [system] peek_char((0x55798e5fad60), t)
^  Call: (206) [user] is_delimiter(t)
   Call: (207) [system] char_type(t, space)
   Fail: (207) [system] char_type(t, space)
   Call: (207) [system] arg(_1130838, v('(', ')', end_of_file), t)
   Fail: (207) [system] arg(_1131770, v('(', ')', end_of_file), t)
^  Fail: (206) [user] is_delimiter(t)
   Call: (206) [system] ')'==t
   Fail: (206) [system] ')'==t
   Call: (206) [system] get_char((0x55798e5fad60), t)
   Exit: (206) [system] get_char((0x55798e5fad60), t)
   Call: (206) [system] t=(\)
   Fail: (206) [system] t=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1139120)
   Call: (207) [system] peek_char((0x55798e5fad60), _1140054)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _1139120=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (206) [system] _1125184=[t]
   Exit: (206) [system] [t]=[t]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [t])
   Call: (205) [system] _1111248=[l, t]
   Exit: (205) [system] [l, t]=[l, t]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, t])
   Call: (204) [system] _1097312=[u, l, t]
   Exit: (204) [system] [u, l, t]=[u, l, t]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, l, t])
   Call: (203) [system] _1083376=[s, u, l, t]
   Exit: (203) [system] [s, u, l, t]=[s, u, l, t]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, u, l, t])
   Call: (202) [system] _1069440=[e, s, u, l, t]
   Exit: (202) [system] [e, s, u, l, t]=[e, s, u, l, t]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, u, l, t])
   Call: (201) [system] _1055504=['R', e, s, u, l, t]
   Exit: (201) [system] ['R', e, s, u, l, t]=['R', e, s, u, l, t]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), ['R', e, s, u, l, t])
   Call: (200) [system] _1041568=[o, 'R', e, s, u, l, t]
   Exit: (200) [system] [o, 'R', e, s, u, l, t]=[o, 'R', e, s, u, l, t]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, 'R', e, s, u, l, t])
   Call: (199) [system] _1027632=['T', o, 'R', e, s, u, l, t]
   Exit: (199) [system] ['T', o, 'R', e, s, u, l, t]=['T', o, 'R', e, s, u, l, t]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), ['T', o, 'R', e, s, u, l, t])
   Call: (198) [system] _1013696=[l, 'T', o, 'R', e, s, u, l, t]
   Exit: (198) [system] [l, 'T', o, 'R', e, s, u, l, t]=[l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, 'T', o, 'R', e, s, u, l, t])
   Call: (197) [system] _999760=[a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (197) [system] [a, l, 'T', o, 'R', e, s, u, l, t]=[a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (196) [system] _985824=[u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (196) [system] [u, a, l, 'T', o, 'R', e, s, u, l, t]=[u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (195) [system] _971888=[q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (195) [system] [q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (194) [system] _957952=['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (194) [system] ['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), ['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (193) [system] _944016=[t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (193) [system] [t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (192) [system] _930080=[r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (192) [system] [r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (191) [system] _916144=[e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (191) [system] [e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (190) [system] _902208=[s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (190) [system] [s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (189) [system] _888272=[s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (189) [system] [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
^  Call: (188) [user] classify_and_convert_charseq(a, [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _854618)
^  Call: (190) [system] setup_call_cleanup('$notrace'(_1199656, _1199658), once(user:catch(read_from_chars([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _854618), _1199632, fail)), '$restore_trace'(_1199656, _1199658))
^  Call: (191) [system] sig_atomic(system:'$notrace'(_1199656, _1199658))
^  Exit: (190) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult), _1199632, fail)), system:'$restore_trace'(3, -1))
   Call: (189) [system] atomic(assertEqualToResult)
   Exit: (189) [system] atomic(assertEqualToResult)
^  Exit: (188) [user] classify_and_convert_charseq(a, [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult)
^  Exit: (187) [user] read_symbolic(')', (0x55798e5fad60), a, assertEqualToResult)
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), assertEqualToResult)
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _1207156)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1209014)
   Exit: (188) [system] peek_char((0x55798e5fad60), ' ')
   Call: (188) [system] ' '=(;)
   Fail: (188) [system] ' '=(;)
^  Call: (188) [user] is_like_space(' ')
   Call: (189) [system] char_type(' ', 'white')
   Exit: (189) [system] char_type(' ', 'white')
^  Exit: (188) [user] is_like_space(' ')
   Call: (188) [system] get_char((0x55798e5fad60), _1216752)
   Exit: (188) [system] get_char((0x55798e5fad60), ' ')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1219456)
   Exit: (189) [system] peek_char((0x55798e5fad60), '\n')
   Call: (189) [system] '\n'=(;)
   Fail: (189) [system] '\n'=(;)
^  Call: (189) [user] is_like_space('\n')
   Call: (190) [system] char_type('\n', 'white')
   Fail: (190) [system] char_type('\n', 'white')
   Call: (190) [system] char_type('\n', end_of_line)
   Exit: (190) [system] char_type('\n', end_of_line)
^  Exit: (189) [user] is_like_space('\n')
   Call: (189) [system] get_char((0x55798e5fad60), _1229050)
   Exit: (189) [system] get_char((0x55798e5fad60), '\n')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1231754)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _1239492)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1242196)
   Exit: (191) [system] peek_char((0x55798e5fad60), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55798e5fad60), _1249934)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1252638)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _1260376)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1263080)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1270818)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1273522)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1281260)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1283964)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1304586)
   Exit: (187) [system] peek_char((0x55798e5fad60), '(')
   Call: (187) [system] '('=')'
   Fail: (187) [system] '('=')'
   Call: (187) [system] '('=end_of_file
   Fail: (187) [system] '('=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _1310156)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1312014)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _1326168)
   Exit: (188) [system] get_char((0x55798e5fad60), '(')
   Call: (188) [system] '('='('
   Exit: (188) [system] '('='('
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _1310156)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1331738)
   Exit: (190) [system] peek_char((0x55798e5fad60), s)
   Call: (190) [system] s=(;)
   Fail: (190) [system] s=(;)
^  Call: (190) [user] is_like_space(s)
   Call: (191) [system] char_type(s, 'white')
   Fail: (191) [system] char_type(s, 'white')
   Call: (191) [system] char_type(s, end_of_line)
   Fail: (191) [system] char_type(s, end_of_line)
   Call: (191) [system] char_type(s, space)
   Fail: (191) [system] char_type(s, space)
   Call: (191) [system] char_type(s, cntrl)
   Fail: (191) [system] char_type(s, cntrl)
^  Fail: (190) [user] is_like_space(s)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1345892)
   Exit: (189) [system] peek_char((0x55798e5fad60), s)
   Call: (189) [system] s=')'
   Fail: (189) [system] s=')'
   Call: (189) [system] s=end_of_file
   Fail: (189) [system] s=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _1351462)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1353320)
   Exit: (191) [system] peek_char((0x55798e5fad60), s)
   Call: (191) [system] s=(;)
   Fail: (191) [system] s=(;)
^  Call: (191) [user] is_like_space(s)
   Call: (192) [system] char_type(s, 'white')
   Fail: (192) [system] char_type(s, 'white')
   Call: (192) [system] char_type(s, end_of_line)
   Fail: (192) [system] char_type(s, end_of_line)
   Call: (192) [system] char_type(s, space)
   Fail: (192) [system] char_type(s, space)
   Call: (192) [system] char_type(s, cntrl)
   Fail: (192) [system] char_type(s, cntrl)
^  Fail: (191) [user] is_like_space(s)
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _1367474)
   Exit: (190) [system] get_char((0x55798e5fad60), s)
   Call: (190) [system] s='('
   Fail: (190) [system] s='('
   Call: (190) [system] s='['
   Fail: (190) [system] s='['
   Call: (190) [system] s='{'
   Fail: (190) [system] s='{'
   Call: (190) [system] s='"'
   Fail: (190) [system] s='"'
   Call: (190) [system] s=!
   Fail: (190) [system] s=!
   Call: (190) [system] s='\''
   Fail: (190) [system] s='\''
   Call: (190) [system] s='`'
   Fail: (190) [system] s='`'
   Call: (190) [system] s=end_of_file
   Fail: (190) [system] s=end_of_file
^  Call: (190) [user] read_symbolic(')', (0x55798e5fad60), s, _1351462)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _1385116)
   Call: (192) [system] peek_char((0x55798e5fad60), _1386050)
   Exit: (192) [system] peek_char((0x55798e5fad60), y)
^  Call: (192) [user] is_delimiter(y)
   Call: (193) [system] char_type(y, space)
   Fail: (193) [system] char_type(y, space)
   Call: (193) [system] arg(_1390770, v('(', ')', end_of_file), y)
   Fail: (193) [system] arg(_1391702, v('(', ')', end_of_file), y)
^  Fail: (192) [user] is_delimiter(y)
   Call: (192) [system] ')'==y
   Fail: (192) [system] ')'==y
   Call: (192) [system] get_char((0x55798e5fad60), y)
   Exit: (192) [system] get_char((0x55798e5fad60), y)
   Call: (192) [system] y=(\)
   Fail: (192) [system] y=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1399052)
   Call: (193) [system] peek_char((0x55798e5fad60), _1399986)
   Exit: (193) [system] peek_char((0x55798e5fad60), n)
^  Call: (193) [user] is_delimiter(n)
   Call: (194) [system] char_type(n, space)
   Fail: (194) [system] char_type(n, space)
   Call: (194) [system] arg(_1404706, v('(', ')', end_of_file), n)
   Fail: (194) [system] arg(_1405638, v('(', ')', end_of_file), n)
^  Fail: (193) [user] is_delimiter(n)
   Call: (193) [system] ')'==n
   Fail: (193) [system] ')'==n
   Call: (193) [system] get_char((0x55798e5fad60), n)
   Exit: (193) [system] get_char((0x55798e5fad60), n)
   Call: (193) [system] n=(\)
   Fail: (193) [system] n=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1412988)
   Call: (194) [system] peek_char((0x55798e5fad60), _1413922)
   Exit: (194) [system] peek_char((0x55798e5fad60), t)
^  Call: (194) [user] is_delimiter(t)
   Call: (195) [system] char_type(t, space)
   Fail: (195) [system] char_type(t, space)
   Call: (195) [system] arg(_1418642, v('(', ')', end_of_file), t)
   Fail: (195) [system] arg(_1419574, v('(', ')', end_of_file), t)
^  Fail: (194) [user] is_delimiter(t)
   Call: (194) [system] ')'==t
   Fail: (194) [system] ')'==t
   Call: (194) [system] get_char((0x55798e5fad60), t)
   Exit: (194) [system] get_char((0x55798e5fad60), t)
   Call: (194) [system] t=(\)
   Fail: (194) [system] t=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1426924)
   Call: (195) [system] peek_char((0x55798e5fad60), _1427858)
   Exit: (195) [system] peek_char((0x55798e5fad60), h)
^  Call: (195) [user] is_delimiter(h)
   Call: (196) [system] char_type(h, space)
   Fail: (196) [system] char_type(h, space)
   Call: (196) [system] arg(_1432578, v('(', ')', end_of_file), h)
   Fail: (196) [system] arg(_1433510, v('(', ')', end_of_file), h)
^  Fail: (195) [user] is_delimiter(h)
   Call: (195) [system] ')'==h
   Fail: (195) [system] ')'==h
   Call: (195) [system] get_char((0x55798e5fad60), h)
   Exit: (195) [system] get_char((0x55798e5fad60), h)
   Call: (195) [system] h=(\)
   Fail: (195) [system] h=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1440860)
   Call: (196) [system] peek_char((0x55798e5fad60), _1441794)
   Exit: (196) [system] peek_char((0x55798e5fad60), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_1446514, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_1447446, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55798e5fad60), e)
   Exit: (196) [system] get_char((0x55798e5fad60), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1454796)
   Call: (197) [system] peek_char((0x55798e5fad60), _1455730)
   Exit: (197) [system] peek_char((0x55798e5fad60), s)
^  Call: (197) [user] is_delimiter(s)
   Call: (198) [system] char_type(s, space)
   Fail: (198) [system] char_type(s, space)
   Call: (198) [system] arg(_1460450, v('(', ')', end_of_file), s)
   Fail: (198) [system] arg(_1461382, v('(', ')', end_of_file), s)
^  Fail: (197) [user] is_delimiter(s)
   Call: (197) [system] ')'==s
   Fail: (197) [system] ')'==s
   Call: (197) [system] get_char((0x55798e5fad60), s)
   Exit: (197) [system] get_char((0x55798e5fad60), s)
   Call: (197) [system] s=(\)
   Fail: (197) [system] s=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1468732)
   Call: (198) [system] peek_char((0x55798e5fad60), _1469666)
   Exit: (198) [system] peek_char((0x55798e5fad60), i)
^  Call: (198) [user] is_delimiter(i)
   Call: (199) [system] char_type(i, space)
   Fail: (199) [system] char_type(i, space)
   Call: (199) [system] arg(_1474386, v('(', ')', end_of_file), i)
   Fail: (199) [system] arg(_1475318, v('(', ')', end_of_file), i)
^  Fail: (198) [user] is_delimiter(i)
   Call: (198) [system] ')'==i
   Fail: (198) [system] ')'==i
   Call: (198) [system] get_char((0x55798e5fad60), i)
   Exit: (198) [system] get_char((0x55798e5fad60), i)
   Call: (198) [system] i=(\)
   Fail: (198) [system] i=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1482668)
   Call: (199) [system] peek_char((0x55798e5fad60), _1483602)
   Exit: (199) [system] peek_char((0x55798e5fad60), z)
^  Call: (199) [user] is_delimiter(z)
   Call: (200) [system] char_type(z, space)
   Fail: (200) [system] char_type(z, space)
   Call: (200) [system] arg(_1488322, v('(', ')', end_of_file), z)
   Fail: (200) [system] arg(_1489254, v('(', ')', end_of_file), z)
^  Fail: (199) [user] is_delimiter(z)
   Call: (199) [system] ')'==z
   Fail: (199) [system] ')'==z
   Call: (199) [system] get_char((0x55798e5fad60), z)
   Exit: (199) [system] get_char((0x55798e5fad60), z)
   Call: (199) [system] z=(\)
   Fail: (199) [system] z=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1496604)
   Call: (200) [system] peek_char((0x55798e5fad60), _1497538)
   Exit: (200) [system] peek_char((0x55798e5fad60), e)
^  Call: (200) [user] is_delimiter(e)
   Call: (201) [system] char_type(e, space)
   Fail: (201) [system] char_type(e, space)
   Call: (201) [system] arg(_1502258, v('(', ')', end_of_file), e)
   Fail: (201) [system] arg(_1503190, v('(', ')', end_of_file), e)
^  Fail: (200) [user] is_delimiter(e)
   Call: (200) [system] ')'==e
   Fail: (200) [system] ')'==e
   Call: (200) [system] get_char((0x55798e5fad60), e)
   Exit: (200) [system] get_char((0x55798e5fad60), e)
   Call: (200) [system] e=(\)
   Fail: (200) [system] e=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1510540)
   Call: (201) [system] peek_char((0x55798e5fad60), _1511474)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _1510540=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _1496604=[e]
   Exit: (200) [system] [e]=[e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (199) [system] _1482668=[z, e]
   Exit: (199) [system] [z, e]=[z, e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (198) [system] _1468732=[i, z, e]
   Exit: (198) [system] [i, z, e]=[i, z, e]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (197) [system] _1454796=[s, i, z, e]
   Exit: (197) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (196) [system] _1440860=[e, s, i, z, e]
   Exit: (196) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (195) [system] _1426924=[h, e, s, i, z, e]
   Exit: (195) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (194) [system] _1412988=[t, h, e, s, i, z, e]
   Exit: (194) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (193) [system] _1399052=[n, t, h, e, s, i, z, e]
   Exit: (193) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (192) [system] _1385116=[y, n, t, h, e, s, i, z, e]
   Exit: (192) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (191) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _1351462)
^  Call: (193) [system] setup_call_cleanup('$notrace'(_1545930, _1545932), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1351462), _1545906, fail)), '$restore_trace'(_1545930, _1545932))
^  Call: (194) [system] sig_atomic(system:'$notrace'(_1545930, _1545932))
^  Exit: (193) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1545906, fail)), system:'$restore_trace'(3, -1))
   Call: (192) [system] atomic(synthesize)
   Exit: (192) [system] atomic(synthesize)
^  Exit: (191) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (190) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _1553430)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1555288)
   Exit: (191) [system] peek_char((0x55798e5fad60), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55798e5fad60), _1563026)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1565730)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1580808)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _1586378)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1588236)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _1602390)
   Exit: (191) [system] get_char((0x55798e5fad60), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1586378)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1607960)
   Exit: (193) [system] peek_char((0x55798e5fad60), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1622114)
   Exit: (192) [system] peek_char((0x55798e5fad60), :)
   Call: (192) [system] (:)=')'
   Fail: (192) [system] (:)=')'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1627684)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1629542)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1643696)
   Exit: (193) [system] get_char((0x55798e5fad60), :)
   Call: (193) [system] (:)='('
   Fail: (193) [system] (:)='('
   Call: (193) [system] (:)='['
   Fail: (193) [system] (:)='['
   Call: (193) [system] (:)='{'
   Fail: (193) [system] (:)='{'
   Call: (193) [system] (:)='"'
   Fail: (193) [system] (:)='"'
   Call: (193) [system] (:)=!
   Fail: (193) [system] (:)=!
   Call: (193) [system] (:)='\''
   Fail: (193) [system] (:)='\''
   Call: (193) [system] (:)='`'
   Fail: (193) [system] (:)='`'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), :, _1627684)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1661338)
   Call: (195) [system] peek_char((0x55798e5fad60), _1662272)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _1661338=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (194) [user] classify_and_convert_charseq(:, [], _1627684)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_1671582, _1671584), once(user:catch(read_from_chars([:], _1627684), _1671558, fail)), '$restore_trace'(_1671582, _1671584))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_1671582, _1671584))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1671558, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(:)
   Exit: (195) [system] atomic(:)
^  Exit: (194) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1679082)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1680940)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1688678)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1691382)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1706460)
   Exit: (193) [system] peek_char((0x55798e5fad60), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1712030)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1713888)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1728042)
   Exit: (194) [system] get_char((0x55798e5fad60), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _1712030)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1745684)
   Call: (196) [system] peek_char((0x55798e5fad60), _1746618)
   Exit: (196) [system] peek_char((0x55798e5fad60), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_1751338, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_1752270, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55798e5fad60), t)
   Exit: (196) [system] get_char((0x55798e5fad60), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1759620)
   Call: (197) [system] peek_char((0x55798e5fad60), _1760554)
   Exit: (197) [system] peek_char((0x55798e5fad60), e)
^  Call: (197) [user] is_delimiter(e)
   Call: (198) [system] char_type(e, space)
   Fail: (198) [system] char_type(e, space)
   Call: (198) [system] arg(_1765274, v('(', ')', end_of_file), e)
   Fail: (198) [system] arg(_1766206, v('(', ')', end_of_file), e)
^  Fail: (197) [user] is_delimiter(e)
   Call: (197) [system] ')'==e
   Fail: (197) [system] ')'==e
   Call: (197) [system] get_char((0x55798e5fad60), e)
   Exit: (197) [system] get_char((0x55798e5fad60), e)
   Call: (197) [system] e=(\)
   Fail: (197) [system] e=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1773556)
   Call: (198) [system] peek_char((0x55798e5fad60), _1774490)
   Exit: (198) [system] peek_char((0x55798e5fad60), r)
^  Call: (198) [user] is_delimiter(r)
   Call: (199) [system] char_type(r, space)
   Fail: (199) [system] char_type(r, space)
   Call: (199) [system] arg(_1779210, v('(', ')', end_of_file), r)
   Fail: (199) [system] arg(_1780142, v('(', ')', end_of_file), r)
^  Fail: (198) [user] is_delimiter(r)
   Call: (198) [system] ')'==r
   Fail: (198) [system] ')'==r
   Call: (198) [system] get_char((0x55798e5fad60), r)
   Exit: (198) [system] get_char((0x55798e5fad60), r)
   Call: (198) [system] r=(\)
   Fail: (198) [system] r=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1787492)
   Call: (199) [system] peek_char((0x55798e5fad60), _1788426)
   Exit: (199) [system] peek_char((0x55798e5fad60), m)
^  Call: (199) [user] is_delimiter(m)
   Call: (200) [system] char_type(m, space)
   Fail: (200) [system] char_type(m, space)
   Call: (200) [system] arg(_1793146, v('(', ')', end_of_file), m)
   Fail: (200) [system] arg(_1794078, v('(', ')', end_of_file), m)
^  Fail: (199) [user] is_delimiter(m)
   Call: (199) [system] ')'==m
   Fail: (199) [system] ')'==m
   Call: (199) [system] get_char((0x55798e5fad60), m)
   Exit: (199) [system] get_char((0x55798e5fad60), m)
   Call: (199) [system] m=(\)
   Fail: (199) [system] m=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1801428)
   Call: (200) [system] peek_char((0x55798e5fad60), _1802362)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _1801428=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (199) [system] _1787492=[m]
   Exit: (199) [system] [m]=[m]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [m])
   Call: (198) [system] _1773556=[r, m]
   Exit: (198) [system] [r, m]=[r, m]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, m])
   Call: (197) [system] _1759620=[e, r, m]
   Exit: (197) [system] [e, r, m]=[e, r, m]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, m])
   Call: (196) [system] _1745684=[t, e, r, m]
   Exit: (196) [system] [t, e, r, m]=[t, e, r, m]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, e, r, m])
^  Call: (195) [user] classify_and_convert_charseq($, [t, e, r, m], _1712030)
   Call: (196) [system] atom_chars(_1822822, ['_', t, e, r, m])
   Exit: (196) [system] atom_chars('_term', ['_', t, e, r, m])
^  Exit: (195) [user] classify_and_convert_charseq($, [t, e, r, m], _term)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _term)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), _term)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1827486)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1829344)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1837082)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1839786)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1854864)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=')'
   Fail: (194) [system] ($)=')'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1860434)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1862292)
   Exit: (196) [system] peek_char((0x55798e5fad60), $)
   Call: (196) [system] ($)=(;)
   Fail: (196) [system] ($)=(;)
^  Call: (196) [user] is_like_space($)
   Call: (197) [system] char_type($, 'white')
   Fail: (197) [system] char_type($, 'white')
   Call: (197) [system] char_type($, end_of_line)
   Fail: (197) [system] char_type($, end_of_line)
   Call: (197) [system] char_type($, space)
   Fail: (197) [system] char_type($, space)
   Call: (197) [system] char_type($, cntrl)
   Fail: (197) [system] char_type($, cntrl)
^  Fail: (196) [user] is_like_space($)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1876446)
   Exit: (195) [system] get_char((0x55798e5fad60), $)
   Call: (195) [system] ($)='('
   Fail: (195) [system] ($)='('
   Call: (195) [system] ($)='['
   Fail: (195) [system] ($)='['
   Call: (195) [system] ($)='{'
   Fail: (195) [system] ($)='{'
   Call: (195) [system] ($)='"'
   Fail: (195) [system] ($)='"'
   Call: (195) [system] ($)=!
   Fail: (195) [system] ($)=!
   Call: (195) [system] ($)='\''
   Fail: (195) [system] ($)='\''
   Call: (195) [system] ($)='`'
   Fail: (195) [system] ($)='`'
   Call: (195) [system] ($)=end_of_file
   Fail: (195) [system] ($)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _1860434)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1894088)
   Call: (197) [system] peek_char((0x55798e5fad60), _1895022)
   Exit: (197) [system] peek_char((0x55798e5fad60), t)
^  Call: (197) [user] is_delimiter(t)
   Call: (198) [system] char_type(t, space)
   Fail: (198) [system] char_type(t, space)
   Call: (198) [system] arg(_1899742, v('(', ')', end_of_file), t)
   Fail: (198) [system] arg(_1900674, v('(', ')', end_of_file), t)
^  Fail: (197) [user] is_delimiter(t)
   Call: (197) [system] ')'==t
   Fail: (197) [system] ')'==t
   Call: (197) [system] get_char((0x55798e5fad60), t)
   Exit: (197) [system] get_char((0x55798e5fad60), t)
   Call: (197) [system] t=(\)
   Fail: (197) [system] t=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1908024)
   Call: (198) [system] peek_char((0x55798e5fad60), _1908958)
   Exit: (198) [system] peek_char((0x55798e5fad60), y)
^  Call: (198) [user] is_delimiter(y)
   Call: (199) [system] char_type(y, space)
   Fail: (199) [system] char_type(y, space)
   Call: (199) [system] arg(_1913678, v('(', ')', end_of_file), y)
   Fail: (199) [system] arg(_1914610, v('(', ')', end_of_file), y)
^  Fail: (198) [user] is_delimiter(y)
   Call: (198) [system] ')'==y
   Fail: (198) [system] ')'==y
   Call: (198) [system] get_char((0x55798e5fad60), y)
   Exit: (198) [system] get_char((0x55798e5fad60), y)
   Call: (198) [system] y=(\)
   Fail: (198) [system] y=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1921960)
   Call: (199) [system] peek_char((0x55798e5fad60), _1922894)
   Exit: (199) [system] peek_char((0x55798e5fad60), p)
^  Call: (199) [user] is_delimiter(p)
   Call: (200) [system] char_type(p, space)
   Fail: (200) [system] char_type(p, space)
   Call: (200) [system] arg(_1927614, v('(', ')', end_of_file), p)
   Fail: (200) [system] arg(_1928546, v('(', ')', end_of_file), p)
^  Fail: (199) [user] is_delimiter(p)
   Call: (199) [system] ')'==p
   Fail: (199) [system] ')'==p
   Call: (199) [system] get_char((0x55798e5fad60), p)
   Exit: (199) [system] get_char((0x55798e5fad60), p)
   Call: (199) [system] p=(\)
   Fail: (199) [system] p=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1935896)
   Call: (200) [system] peek_char((0x55798e5fad60), _1936830)
   Exit: (200) [system] peek_char((0x55798e5fad60), e)
^  Call: (200) [user] is_delimiter(e)
   Call: (201) [system] char_type(e, space)
   Fail: (201) [system] char_type(e, space)
   Call: (201) [system] arg(_1941550, v('(', ')', end_of_file), e)
   Fail: (201) [system] arg(_1942482, v('(', ')', end_of_file), e)
^  Fail: (200) [user] is_delimiter(e)
   Call: (200) [system] ')'==e
   Fail: (200) [system] ')'==e
   Call: (200) [system] get_char((0x55798e5fad60), e)
   Exit: (200) [system] get_char((0x55798e5fad60), e)
   Call: (200) [system] e=(\)
   Fail: (200) [system] e=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1949832)
   Call: (201) [system] peek_char((0x55798e5fad60), _1950766)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_1955486, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _1949832=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _1935896=[e]
   Exit: (200) [system] [e]=[e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (199) [system] _1921960=[p, e]
   Exit: (199) [system] [p, e]=[p, e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, e])
   Call: (198) [system] _1908024=[y, p, e]
   Exit: (198) [system] [y, p, e]=[y, p, e]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, p, e])
   Call: (197) [system] _1894088=[t, y, p, e]
   Exit: (197) [system] [t, y, p, e]=[t, y, p, e]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, y, p, e])
^  Call: (196) [user] classify_and_convert_charseq($, [t, y, p, e], _1860434)
   Call: (197) [system] atom_chars(_1973098, ['_', t, y, p, e])
   Exit: (197) [system] atom_chars('_type', ['_', t, y, p, e])
^  Exit: (196) [user] classify_and_convert_charseq($, [t, y, p, e], _type)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), $, _type)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), _type)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1977762)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1979620)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1993774)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55798e5fad60), _1997564)
   Exit: (195) [system] get_char((0x55798e5fad60), ')')
   Call: (195) [system] _1977762=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [])
   Call: (194) [system] _1827486=[_type]
   Exit: (194) [system] [_type]=[_type]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [_type])
   Call: (193) [system] _1679082=[_term, _type]
   Exit: (193) [system] [_term, _type]=[_term, _type]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [_term, _type])
   Call: (192) [system] _1586378=[:, _term, _type]
   Exit: (192) [system] [:, _term, _type]=[:, _term, _type]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [:, _term, _type])
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), [:, _term, _type])
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _2011446)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _2013304)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _2021042)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _2023746)
   Exit: (193) [system] peek_char((0x55798e5fad60), k)
   Call: (193) [system] k=(;)
   Fail: (193) [system] k=(;)
^  Call: (193) [user] is_like_space(k)
   Call: (194) [system] char_type(k, 'white')
   Fail: (194) [system] char_type(k, 'white')
   Call: (194) [system] char_type(k, end_of_line)
   Fail: (194) [system] char_type(k, end_of_line)
   Call: (194) [system] char_type(k, space)
   Fail: (194) [system] char_type(k, space)
   Call: (194) [system] char_type(k, cntrl)
   Fail: (194) [system] char_type(k, cntrl)
^  Fail: (193) [user] is_like_space(k)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _2038824)
   Exit: (191) [system] peek_char((0x55798e5fad60), k)
   Call: (191) [system] k=')'
   Fail: (191) [system] k=')'
   Call: (191) [system] k=end_of_file
   Fail: (191) [system] k=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _2044394)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _2046252)
   Exit: (193) [system] peek_char((0x55798e5fad60), k)
   Call: (193) [system] k=(;)
   Fail: (193) [system] k=(;)
^  Call: (193) [user] is_like_space(k)
   Call: (194) [system] char_type(k, 'white')
   Fail: (194) [system] char_type(k, 'white')
   Call: (194) [system] char_type(k, end_of_line)
   Fail: (194) [system] char_type(k, end_of_line)
   Call: (194) [system] char_type(k, space)
   Fail: (194) [system] char_type(k, space)
   Call: (194) [system] char_type(k, cntrl)
   Fail: (194) [system] char_type(k, cntrl)
^  Fail: (193) [user] is_like_space(k)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _2060406)
   Exit: (192) [system] get_char((0x55798e5fad60), k)
   Call: (192) [system] k='('
   Fail: (192) [system] k='('
   Call: (192) [system] k='['
   Fail: (192) [system] k='['
   Call: (192) [system] k='{'
   Fail: (192) [system] k='{'
   Call: (192) [system] k='"'
   Fail: (192) [system] k='"'
   Call: (192) [system] k=!
   Fail: (192) [system] k=!
   Call: (192) [system] k='\''
   Fail: (192) [system] k='\''
   Call: (192) [system] k='`'
   Fail: (192) [system] k='`'
   Call: (192) [system] k=end_of_file
   Fail: (192) [system] k=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55798e5fad60), k, _2044394)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _2078048)
   Call: (194) [system] peek_char((0x55798e5fad60), _2078982)
   Exit: (194) [system] peek_char((0x55798e5fad60), b)
^  Call: (194) [user] is_delimiter(b)
   Call: (195) [system] char_type(b, space)
   Fail: (195) [system] char_type(b, space)
   Call: (195) [system] arg(_2083702, v('(', ')', end_of_file), b)
   Fail: (195) [system] arg(_2084634, v('(', ')', end_of_file), b)
^  Fail: (194) [user] is_delimiter(b)
   Call: (194) [system] ')'==b
   Fail: (194) [system] ')'==b
   Call: (194) [system] get_char((0x55798e5fad60), b)
   Exit: (194) [system] get_char((0x55798e5fad60), b)
   Call: (194) [system] b=(\)
   Fail: (194) [system] b=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _2091984)
   Call: (195) [system] peek_char((0x55798e5fad60), _2092918)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _3426=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (194) [system] _3422=[b]
   Exit: (194) [system] [b]=[b]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (193) [user] classify_and_convert_charseq(k, [b], _3418)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_11644, _11646), once(user:catch(read_from_chars([k, b], _3418), _11620, fail)), '$restore_trace'(_11644, _11646))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_11644, _11646))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _11620, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(kb)
   Exit: (194) [system] atomic(kb)
^  Exit: (193) [user] classify_and_convert_charseq(k, [b], kb)
^  Exit: (192) [user] read_symbolic(')', (0x55798e5fad60), k, kb)
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), kb)
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _19144)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _21002)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _28740)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _31444)
   Exit: (194) [system] peek_char((0x55798e5fad60), r)
   Call: (194) [system] r=(;)
   Fail: (194) [system] r=(;)
^  Call: (194) [user] is_like_space(r)
   Call: (195) [system] char_type(r, 'white')
   Fail: (195) [system] char_type(r, 'white')
   Call: (195) [system] char_type(r, end_of_line)
   Fail: (195) [system] char_type(r, end_of_line)
   Call: (195) [system] char_type(r, space)
   Fail: (195) [system] char_type(r, space)
   Call: (195) [system] char_type(r, cntrl)
   Fail: (195) [system] char_type(r, cntrl)
^  Fail: (194) [user] is_like_space(r)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _46522)
   Exit: (192) [system] peek_char((0x55798e5fad60), r)
   Call: (192) [system] r=')'
   Fail: (192) [system] r=')'
   Call: (192) [system] r=end_of_file
   Fail: (192) [system] r=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _52092)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _53950)
   Exit: (194) [system] peek_char((0x55798e5fad60), r)
   Call: (194) [system] r=(;)
   Fail: (194) [system] r=(;)
^  Call: (194) [user] is_like_space(r)
   Call: (195) [system] char_type(r, 'white')
   Fail: (195) [system] char_type(r, 'white')
   Call: (195) [system] char_type(r, end_of_line)
   Fail: (195) [system] char_type(r, end_of_line)
   Call: (195) [system] char_type(r, space)
   Fail: (195) [system] char_type(r, space)
   Call: (195) [system] char_type(r, cntrl)
   Fail: (195) [system] char_type(r, cntrl)
^  Fail: (194) [user] is_like_space(r)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _68104)
   Exit: (193) [system] get_char((0x55798e5fad60), r)
   Call: (193) [system] r='('
   Fail: (193) [system] r='('
   Call: (193) [system] r='['
   Fail: (193) [system] r='['
   Call: (193) [system] r='{'
   Fail: (193) [system] r='{'
   Call: (193) [system] r='"'
   Fail: (193) [system] r='"'
   Call: (193) [system] r=!
   Fail: (193) [system] r=!
   Call: (193) [system] r='\''
   Fail: (193) [system] r='\''
   Call: (193) [system] r='`'
   Fail: (193) [system] r='`'
   Call: (193) [system] r=end_of_file
   Fail: (193) [system] r=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), r, _52092)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _85746)
   Call: (195) [system] peek_char((0x55798e5fad60), _86680)
   Exit: (195) [system] peek_char((0x55798e5fad60), b)
^  Call: (195) [user] is_delimiter(b)
   Call: (196) [system] char_type(b, space)
   Fail: (196) [system] char_type(b, space)
   Call: (196) [system] arg(_91400, v('(', ')', end_of_file), b)
   Fail: (196) [system] arg(_92332, v('(', ')', end_of_file), b)
^  Fail: (195) [user] is_delimiter(b)
   Call: (195) [system] ')'==b
   Fail: (195) [system] ')'==b
   Call: (195) [system] get_char((0x55798e5fad60), b)
   Exit: (195) [system] get_char((0x55798e5fad60), b)
   Call: (195) [system] b=(\)
   Fail: (195) [system] b=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _99682)
   Call: (196) [system] peek_char((0x55798e5fad60), _100616)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _99682=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (195) [system] _85746=[b]
   Exit: (195) [system] [b]=[b]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (194) [user] classify_and_convert_charseq(r, [b], _52092)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_112720, _112722), once(user:catch(read_from_chars([r, b], _52092), _112696, fail)), '$restore_trace'(_112720, _112722))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_112720, _112722))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _112696, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(rb)
   Exit: (195) [system] atomic(rb)
^  Exit: (194) [user] classify_and_convert_charseq(r, [b], rb)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), r, rb)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), rb)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _120220)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _122078)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _129816)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _132520)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _147598)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _153168)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _155026)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _169180)
   Exit: (194) [system] get_char((0x55798e5fad60), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _153168)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _174750)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'S')
   Call: (196) [system] 'S'=(;)
   Fail: (196) [system] 'S'=(;)
^  Call: (196) [user] is_like_space('S')
   Call: (197) [system] char_type('S', 'white')
   Fail: (197) [system] char_type('S', 'white')
   Call: (197) [system] char_type('S', end_of_line)
   Fail: (197) [system] char_type('S', end_of_line)
   Call: (197) [system] char_type('S', space)
   Fail: (197) [system] char_type('S', space)
   Call: (197) [system] char_type('S', cntrl)
   Fail: (197) [system] char_type('S', cntrl)
^  Fail: (196) [user] is_like_space('S')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _188904)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'S')
   Call: (195) [system] 'S'=')'
   Fail: (195) [system] 'S'=')'
   Call: (195) [system] 'S'=end_of_file
   Fail: (195) [system] 'S'=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _194474)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _196332)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'S')
   Call: (197) [system] 'S'=(;)
   Fail: (197) [system] 'S'=(;)
^  Call: (197) [user] is_like_space('S')
   Call: (198) [system] char_type('S', 'white')
   Fail: (198) [system] char_type('S', 'white')
   Call: (198) [system] char_type('S', end_of_line)
   Fail: (198) [system] char_type('S', end_of_line)
   Call: (198) [system] char_type('S', space)
   Fail: (198) [system] char_type('S', space)
   Call: (198) [system] char_type('S', cntrl)
   Fail: (198) [system] char_type('S', cntrl)
^  Fail: (197) [user] is_like_space('S')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _210486)
   Exit: (196) [system] get_char((0x55798e5fad60), 'S')
   Call: (196) [system] 'S'='('
   Fail: (196) [system] 'S'='('
   Call: (196) [system] 'S'='['
   Fail: (196) [system] 'S'='['
   Call: (196) [system] 'S'='{'
   Fail: (196) [system] 'S'='{'
   Call: (196) [system] 'S'='"'
   Fail: (196) [system] 'S'='"'
   Call: (196) [system] 'S'=!
   Fail: (196) [system] 'S'=!
   Call: (196) [system] 'S'='\''
   Fail: (196) [system] 'S'='\''
   Call: (196) [system] 'S'='`'
   Fail: (196) [system] 'S'='`'
   Call: (196) [system] 'S'=end_of_file
   Fail: (196) [system] 'S'=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), 'S', _194474)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _228128)
   Call: (198) [system] peek_char((0x55798e5fad60), _229062)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _228128=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (197) [user] classify_and_convert_charseq('S', [], _194474)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_238372, _238374), once(user:catch(read_from_chars(['S'], _194474), _238348, fail)), '$restore_trace'(_238372, _238374))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_238372, _238374))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _194474), _238348, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(_194474)
   Fail: (198) [system] atomic(_194474)
   Call: (198) [system] atom_chars(_194474, ['S'])
   Exit: (198) [system] atom_chars('S', ['S'])
^  Exit: (197) [user] classify_and_convert_charseq('S', [], 'S')
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), 'S', 'S')
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), 'S')
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _247748)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _249606)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _257344)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _260048)
   Exit: (198) [system] peek_char((0x55798e5fad60), 'Z')
   Call: (198) [system] 'Z'=(;)
   Fail: (198) [system] 'Z'=(;)
^  Call: (198) [user] is_like_space('Z')
   Call: (199) [system] char_type('Z', 'white')
   Fail: (199) [system] char_type('Z', 'white')
   Call: (199) [system] char_type('Z', end_of_line)
   Fail: (199) [system] char_type('Z', end_of_line)
   Call: (199) [system] char_type('Z', space)
   Fail: (199) [system] char_type('Z', space)
   Call: (199) [system] char_type('Z', cntrl)
   Fail: (199) [system] char_type('Z', cntrl)
^  Fail: (198) [user] is_like_space('Z')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _275126)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'Z')
   Call: (196) [system] 'Z'=')'
   Fail: (196) [system] 'Z'=')'
   Call: (196) [system] 'Z'=end_of_file
   Fail: (196) [system] 'Z'=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _280696)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _282554)
   Exit: (198) [system] peek_char((0x55798e5fad60), 'Z')
   Call: (198) [system] 'Z'=(;)
   Fail: (198) [system] 'Z'=(;)
^  Call: (198) [user] is_like_space('Z')
   Call: (199) [system] char_type('Z', 'white')
   Fail: (199) [system] char_type('Z', 'white')
   Call: (199) [system] char_type('Z', end_of_line)
   Fail: (199) [system] char_type('Z', end_of_line)
   Call: (199) [system] char_type('Z', space)
   Fail: (199) [system] char_type('Z', space)
   Call: (199) [system] char_type('Z', cntrl)
   Fail: (199) [system] char_type('Z', cntrl)
^  Fail: (198) [user] is_like_space('Z')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _296708)
   Exit: (197) [system] get_char((0x55798e5fad60), 'Z')
   Call: (197) [system] 'Z'='('
   Fail: (197) [system] 'Z'='('
   Call: (197) [system] 'Z'='['
   Fail: (197) [system] 'Z'='['
   Call: (197) [system] 'Z'='{'
   Fail: (197) [system] 'Z'='{'
   Call: (197) [system] 'Z'='"'
   Fail: (197) [system] 'Z'='"'
   Call: (197) [system] 'Z'=!
   Fail: (197) [system] 'Z'=!
   Call: (197) [system] 'Z'='\''
   Fail: (197) [system] 'Z'='\''
   Call: (197) [system] 'Z'='`'
   Fail: (197) [system] 'Z'='`'
   Call: (197) [system] 'Z'=end_of_file
   Fail: (197) [system] 'Z'=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), 'Z', _280696)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _314350)
   Call: (199) [system] peek_char((0x55798e5fad60), _315284)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_320004, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _314350=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (198) [user] classify_and_convert_charseq('Z', [], _280696)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_326466, _326468), once(user:catch(read_from_chars(['Z'], _280696), _326442, fail)), '$restore_trace'(_326466, _326468))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_326466, _326468))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['Z'], _280696), _326442, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(_280696)
   Fail: (199) [system] atomic(_280696)
   Call: (199) [system] atom_chars(_280696, ['Z'])
   Exit: (199) [system] atom_chars('Z', ['Z'])
^  Exit: (198) [user] classify_and_convert_charseq('Z', [], 'Z')
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), 'Z', 'Z')
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), 'Z')
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _335842)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _337700)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _351854)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55798e5fad60), _355644)
   Exit: (197) [system] get_char((0x55798e5fad60), ')')
   Call: (197) [system] _335842=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [])
   Call: (196) [system] _247748=['Z']
   Exit: (196) [system] ['Z']=['Z']
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), ['Z'])
   Call: (195) [system] _153168=['S', 'Z']
   Exit: (195) [system] ['S', 'Z']=['S', 'Z']
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), ['S', 'Z'])
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), ['S', 'Z'])
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _366732)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _368590)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _382744)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55798e5fad60), _386534)
   Exit: (194) [system] get_char((0x55798e5fad60), ')')
   Call: (194) [system] _366732=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [])
   Call: (193) [system] _120220=[['S', 'Z']]
   Exit: (193) [system] [['S', 'Z']]=[['S', 'Z']]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [['S', 'Z']])
   Call: (192) [system] _19144=[rb, ['S', 'Z']]
   Exit: (192) [system] [rb, ['S', 'Z']]=[rb, ['S', 'Z']]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [rb, ['S', 'Z']])
   Call: (191) [system] _3414=[kb, rb, ['S', 'Z']]
   Exit: (191) [system] [kb, rb, ['S', 'Z']]=[kb, rb, ['S', 'Z']]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [kb, rb, ['S', 'Z']])
   Call: (190) [system] _3382=[[:, _term, _type], kb, rb, ['S', 'Z']]
   Exit: (190) [system] [[:, _term, _type], kb, rb, ['S', 'Z']]=[[:, _term, _type], kb, rb, ['S', 'Z']]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [[:, _term, _type], kb, rb, ['S', 'Z']])
   Call: (189) [system] _3374=[synthesize, [:, _term, _type], kb, rb, ['S', 'Z']]
   Exit: (189) [system] [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']]=[synthesize, [:, _term, _type], kb, rb, ['S', 'Z']]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']])
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']])
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _406004)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _407862)
   Exit: (189) [system] peek_char((0x55798e5fad60), '\n')
   Call: (189) [system] '\n'=(;)
   Fail: (189) [system] '\n'=(;)
^  Call: (189) [user] is_like_space('\n')
   Call: (190) [system] char_type('\n', 'white')
   Fail: (190) [system] char_type('\n', 'white')
   Call: (190) [system] char_type('\n', end_of_line)
   Exit: (190) [system] char_type('\n', end_of_line)
^  Exit: (189) [user] is_like_space('\n')
   Call: (189) [system] get_char((0x55798e5fad60), _417456)
   Exit: (189) [system] get_char((0x55798e5fad60), '\n')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _420160)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _427898)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _430602)
   Exit: (191) [system] peek_char((0x55798e5fad60), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55798e5fad60), _438340)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _441044)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _448782)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _451486)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _459224)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _461928)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _469666)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _472370)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _480108)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _482812)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _490550)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _493254)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _500992)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _503696)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _526166)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=')'
   Fail: (188) [system] '('=')'
   Call: (188) [system] '('=end_of_file
   Fail: (188) [system] '('=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _531736)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _533594)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _547748)
   Exit: (189) [system] get_char((0x55798e5fad60), '(')
   Call: (189) [system] '('='('
   Exit: (189) [system] '('='('
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _531736)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _553318)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _567472)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _573042)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _574900)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _589054)
   Exit: (191) [system] get_char((0x55798e5fad60), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _573042)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _594624)
   Exit: (193) [system] peek_char((0x55798e5fad60), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _608778)
   Exit: (192) [system] peek_char((0x55798e5fad60), :)
   Call: (192) [system] (:)=')'
   Fail: (192) [system] (:)=')'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _614348)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _616206)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _630360)
   Exit: (193) [system] get_char((0x55798e5fad60), :)
   Call: (193) [system] (:)='('
   Fail: (193) [system] (:)='('
   Call: (193) [system] (:)='['
   Fail: (193) [system] (:)='['
   Call: (193) [system] (:)='{'
   Fail: (193) [system] (:)='{'
   Call: (193) [system] (:)='"'
   Fail: (193) [system] (:)='"'
   Call: (193) [system] (:)=!
   Fail: (193) [system] (:)=!
   Call: (193) [system] (:)='\''
   Fail: (193) [system] (:)='\''
   Call: (193) [system] (:)='`'
   Fail: (193) [system] (:)='`'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), :, _614348)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _648002)
   Call: (195) [system] peek_char((0x55798e5fad60), _648936)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _648002=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (194) [user] classify_and_convert_charseq(:, [], _614348)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_658246, _658248), once(user:catch(read_from_chars([:], _614348), _658222, fail)), '$restore_trace'(_658246, _658248))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_658246, _658248))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _658222, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(:)
   Exit: (195) [system] atomic(:)
^  Exit: (194) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _665746)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _667604)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _675342)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _678046)
   Exit: (195) [system] peek_char((0x55798e5fad60), a)
   Call: (195) [system] a=(;)
   Fail: (195) [system] a=(;)
^  Call: (195) [user] is_like_space(a)
   Call: (196) [system] char_type(a, 'white')
   Fail: (196) [system] char_type(a, 'white')
   Call: (196) [system] char_type(a, end_of_line)
   Fail: (196) [system] char_type(a, end_of_line)
   Call: (196) [system] char_type(a, space)
   Fail: (196) [system] char_type(a, space)
   Call: (196) [system] char_type(a, cntrl)
   Fail: (196) [system] char_type(a, cntrl)
^  Fail: (195) [user] is_like_space(a)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _693124)
   Exit: (193) [system] peek_char((0x55798e5fad60), a)
   Call: (193) [system] a=')'
   Fail: (193) [system] a=')'
   Call: (193) [system] a=end_of_file
   Fail: (193) [system] a=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _698694)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _700552)
   Exit: (195) [system] peek_char((0x55798e5fad60), a)
   Call: (195) [system] a=(;)
   Fail: (195) [system] a=(;)
^  Call: (195) [user] is_like_space(a)
   Call: (196) [system] char_type(a, 'white')
   Fail: (196) [system] char_type(a, 'white')
   Call: (196) [system] char_type(a, end_of_line)
   Fail: (196) [system] char_type(a, end_of_line)
   Call: (196) [system] char_type(a, space)
   Fail: (196) [system] char_type(a, space)
   Call: (196) [system] char_type(a, cntrl)
   Fail: (196) [system] char_type(a, cntrl)
^  Fail: (195) [user] is_like_space(a)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _714706)
   Exit: (194) [system] get_char((0x55798e5fad60), a)
   Call: (194) [system] a='('
   Fail: (194) [system] a='('
   Call: (194) [system] a='['
   Fail: (194) [system] a='['
   Call: (194) [system] a='{'
   Fail: (194) [system] a='{'
   Call: (194) [system] a='"'
   Fail: (194) [system] a='"'
   Call: (194) [system] a=!
   Fail: (194) [system] a=!
   Call: (194) [system] a='\''
   Fail: (194) [system] a='\''
   Call: (194) [system] a='`'
   Fail: (194) [system] a='`'
   Call: (194) [system] a=end_of_file
   Fail: (194) [system] a=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), a, _698694)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _732348)
   Call: (196) [system] peek_char((0x55798e5fad60), _733282)
   Exit: (196) [system] peek_char((0x55798e5fad60), b)
^  Call: (196) [user] is_delimiter(b)
   Call: (197) [system] char_type(b, space)
   Fail: (197) [system] char_type(b, space)
   Call: (197) [system] arg(_738002, v('(', ')', end_of_file), b)
   Fail: (197) [system] arg(_738934, v('(', ')', end_of_file), b)
^  Fail: (196) [user] is_delimiter(b)
   Call: (196) [system] ')'==b
   Fail: (196) [system] ')'==b
   Call: (196) [system] get_char((0x55798e5fad60), b)
   Exit: (196) [system] get_char((0x55798e5fad60), b)
   Call: (196) [system] b=(\)
   Fail: (196) [system] b=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _746284)
   Call: (197) [system] peek_char((0x55798e5fad60), _747218)
   Exit: (197) [system] peek_char((0x55798e5fad60), c)
^  Call: (197) [user] is_delimiter(c)
   Call: (198) [system] char_type(c, space)
   Fail: (198) [system] char_type(c, space)
   Call: (198) [system] arg(_751938, v('(', ')', end_of_file), c)
   Fail: (198) [system] arg(_752870, v('(', ')', end_of_file), c)
^  Fail: (197) [user] is_delimiter(c)
   Call: (197) [system] ')'==c
   Fail: (197) [system] ')'==c
   Call: (197) [system] get_char((0x55798e5fad60), c)
   Exit: (197) [system] get_char((0x55798e5fad60), c)
   Call: (197) [system] c=(\)
   Fail: (197) [system] c=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _760220)
   Call: (198) [system] peek_char((0x55798e5fad60), _761154)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _760220=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (197) [system] _746284=[c]
   Exit: (197) [system] [c]=[c]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (196) [system] _732348=[b, c]
   Exit: (196) [system] [b, c]=[b, c]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (195) [user] classify_and_convert_charseq(a, [b, c], _698694)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_776052, _776054), once(user:catch(read_from_chars([a, b, c], _698694), _776028, fail)), '$restore_trace'(_776052, _776054))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_776052, _776054))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _776028, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(abc)
   Exit: (196) [system] atomic(abc)
^  Exit: (195) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _783552)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _785410)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _793148)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _795852)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _810930)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _816500)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _818358)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _832512)
   Exit: (195) [system] get_char((0x55798e5fad60), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _816500)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _838082)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'I')
   Call: (197) [system] 'I'=(;)
   Fail: (197) [system] 'I'=(;)
^  Call: (197) [user] is_like_space('I')
   Call: (198) [system] char_type('I', 'white')
   Fail: (198) [system] char_type('I', 'white')
   Call: (198) [system] char_type('I', end_of_line)
   Fail: (198) [system] char_type('I', end_of_line)
   Call: (198) [system] char_type('I', space)
   Fail: (198) [system] char_type('I', space)
   Call: (198) [system] char_type('I', cntrl)
   Fail: (198) [system] char_type('I', cntrl)
^  Fail: (197) [user] is_like_space('I')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _852236)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'I')
   Call: (196) [system] 'I'=')'
   Fail: (196) [system] 'I'=')'
   Call: (196) [system] 'I'=end_of_file
   Fail: (196) [system] 'I'=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _857806)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _859664)
   Exit: (198) [system] peek_char((0x55798e5fad60), 'I')
   Call: (198) [system] 'I'=(;)
   Fail: (198) [system] 'I'=(;)
^  Call: (198) [user] is_like_space('I')
   Call: (199) [system] char_type('I', 'white')
   Fail: (199) [system] char_type('I', 'white')
   Call: (199) [system] char_type('I', end_of_line)
   Fail: (199) [system] char_type('I', end_of_line)
   Call: (199) [system] char_type('I', space)
   Fail: (199) [system] char_type('I', space)
   Call: (199) [system] char_type('I', cntrl)
   Fail: (199) [system] char_type('I', cntrl)
^  Fail: (198) [user] is_like_space('I')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _873818)
   Exit: (197) [system] get_char((0x55798e5fad60), 'I')
   Call: (197) [system] 'I'='('
   Fail: (197) [system] 'I'='('
   Call: (197) [system] 'I'='['
   Fail: (197) [system] 'I'='['
   Call: (197) [system] 'I'='{'
   Fail: (197) [system] 'I'='{'
   Call: (197) [system] 'I'='"'
   Fail: (197) [system] 'I'='"'
   Call: (197) [system] 'I'=!
   Fail: (197) [system] 'I'=!
   Call: (197) [system] 'I'='\''
   Fail: (197) [system] 'I'='\''
   Call: (197) [system] 'I'='`'
   Fail: (197) [system] 'I'='`'
   Call: (197) [system] 'I'=end_of_file
   Fail: (197) [system] 'I'=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), 'I', _857806)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _891460)
   Call: (199) [system] peek_char((0x55798e5fad60), _892394)
   Exit: (199) [system] peek_char((0x55798e5fad60), m)
^  Call: (199) [user] is_delimiter(m)
   Call: (200) [system] char_type(m, space)
   Fail: (200) [system] char_type(m, space)
   Call: (200) [system] arg(_897114, v('(', ')', end_of_file), m)
   Fail: (200) [system] arg(_898046, v('(', ')', end_of_file), m)
^  Fail: (199) [user] is_delimiter(m)
   Call: (199) [system] ')'==m
   Fail: (199) [system] ')'==m
   Call: (199) [system] get_char((0x55798e5fad60), m)
   Exit: (199) [system] get_char((0x55798e5fad60), m)
   Call: (199) [system] m=(\)
   Fail: (199) [system] m=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _905396)
   Call: (200) [system] peek_char((0x55798e5fad60), _906330)
   Exit: (200) [system] peek_char((0x55798e5fad60), p)
^  Call: (200) [user] is_delimiter(p)
   Call: (201) [system] char_type(p, space)
   Fail: (201) [system] char_type(p, space)
   Call: (201) [system] arg(_911050, v('(', ')', end_of_file), p)
   Fail: (201) [system] arg(_911982, v('(', ')', end_of_file), p)
^  Fail: (200) [user] is_delimiter(p)
   Call: (200) [system] ')'==p
   Fail: (200) [system] ')'==p
   Call: (200) [system] get_char((0x55798e5fad60), p)
   Exit: (200) [system] get_char((0x55798e5fad60), p)
   Call: (200) [system] p=(\)
   Fail: (200) [system] p=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _919332)
   Call: (201) [system] peek_char((0x55798e5fad60), _920266)
   Exit: (201) [system] peek_char((0x55798e5fad60), l)
^  Call: (201) [user] is_delimiter(l)
   Call: (202) [system] char_type(l, space)
   Fail: (202) [system] char_type(l, space)
   Call: (202) [system] arg(_924986, v('(', ')', end_of_file), l)
   Fail: (202) [system] arg(_925918, v('(', ')', end_of_file), l)
^  Fail: (201) [user] is_delimiter(l)
   Call: (201) [system] ')'==l
   Fail: (201) [system] ')'==l
   Call: (201) [system] get_char((0x55798e5fad60), l)
   Exit: (201) [system] get_char((0x55798e5fad60), l)
   Call: (201) [system] l=(\)
   Fail: (201) [system] l=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _933268)
   Call: (202) [system] peek_char((0x55798e5fad60), _934202)
   Exit: (202) [system] peek_char((0x55798e5fad60), i)
^  Call: (202) [user] is_delimiter(i)
   Call: (203) [system] char_type(i, space)
   Fail: (203) [system] char_type(i, space)
   Call: (203) [system] arg(_938922, v('(', ')', end_of_file), i)
   Fail: (203) [system] arg(_939854, v('(', ')', end_of_file), i)
^  Fail: (202) [user] is_delimiter(i)
   Call: (202) [system] ')'==i
   Fail: (202) [system] ')'==i
   Call: (202) [system] get_char((0x55798e5fad60), i)
   Exit: (202) [system] get_char((0x55798e5fad60), i)
   Call: (202) [system] i=(\)
   Fail: (202) [system] i=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _947204)
   Call: (203) [system] peek_char((0x55798e5fad60), _948138)
   Exit: (203) [system] peek_char((0x55798e5fad60), c)
^  Call: (203) [user] is_delimiter(c)
   Call: (204) [system] char_type(c, space)
   Fail: (204) [system] char_type(c, space)
   Call: (204) [system] arg(_952858, v('(', ')', end_of_file), c)
   Fail: (204) [system] arg(_953790, v('(', ')', end_of_file), c)
^  Fail: (203) [user] is_delimiter(c)
   Call: (203) [system] ')'==c
   Fail: (203) [system] ')'==c
   Call: (203) [system] get_char((0x55798e5fad60), c)
   Exit: (203) [system] get_char((0x55798e5fad60), c)
   Call: (203) [system] c=(\)
   Fail: (203) [system] c=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _961140)
   Call: (204) [system] peek_char((0x55798e5fad60), _962074)
   Exit: (204) [system] peek_char((0x55798e5fad60), a)
^  Call: (204) [user] is_delimiter(a)
   Call: (205) [system] char_type(a, space)
   Fail: (205) [system] char_type(a, space)
   Call: (205) [system] arg(_966794, v('(', ')', end_of_file), a)
   Fail: (205) [system] arg(_967726, v('(', ')', end_of_file), a)
^  Fail: (204) [user] is_delimiter(a)
   Call: (204) [system] ')'==a
   Fail: (204) [system] ')'==a
   Call: (204) [system] get_char((0x55798e5fad60), a)
   Exit: (204) [system] get_char((0x55798e5fad60), a)
   Call: (204) [system] a=(\)
   Fail: (204) [system] a=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _975076)
   Call: (205) [system] peek_char((0x55798e5fad60), _976010)
   Exit: (205) [system] peek_char((0x55798e5fad60), t)
^  Call: (205) [user] is_delimiter(t)
   Call: (206) [system] char_type(t, space)
   Fail: (206) [system] char_type(t, space)
   Call: (206) [system] arg(_980730, v('(', ')', end_of_file), t)
   Fail: (206) [system] arg(_981662, v('(', ')', end_of_file), t)
^  Fail: (205) [user] is_delimiter(t)
   Call: (205) [system] ')'==t
   Fail: (205) [system] ')'==t
   Call: (205) [system] get_char((0x55798e5fad60), t)
   Exit: (205) [system] get_char((0x55798e5fad60), t)
   Call: (205) [system] t=(\)
   Fail: (205) [system] t=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _989012)
   Call: (206) [system] peek_char((0x55798e5fad60), _989946)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_994666, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_995598, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1002948)
   Call: (207) [system] peek_char((0x55798e5fad60), _1003882)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_1008602, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_1009534, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1016884)
   Call: (208) [system] peek_char((0x55798e5fad60), _1017818)
   Exit: (208) [system] peek_char((0x55798e5fad60), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1022538, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1023470, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55798e5fad60), n)
   Exit: (208) [system] get_char((0x55798e5fad60), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1030820)
   Call: (209) [system] peek_char((0x55798e5fad60), _1031754)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1030820=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _1016884=[n]
   Exit: (208) [system] [n]=[n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (207) [system] _1002948=[o, n]
   Exit: (207) [system] [o, n]=[o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (206) [system] _989012=[i, o, n]
   Exit: (206) [system] [i, o, n]=[i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (205) [system] _975076=[t, i, o, n]
   Exit: (205) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (204) [system] _961140=[a, t, i, o, n]
   Exit: (204) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (203) [system] _947204=[c, a, t, i, o, n]
   Exit: (203) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (202) [system] _933268=[i, c, a, t, i, o, n]
   Exit: (202) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (201) [system] _919332=[l, i, c, a, t, i, o, n]
   Exit: (201) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (200) [system] _905396=[p, l, i, c, a, t, i, o, n]
   Exit: (200) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (199) [system] _891460=[m, p, l, i, c, a, t, i, o, n]
   Exit: (199) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (198) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _857806)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1069004, _1069006), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _857806), _1068980, fail)), '$restore_trace'(_1069004, _1069006))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1069004, _1069006))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _857806), _1068980, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(_857806)
   Fail: (199) [system] atomic(_857806)
   Call: (199) [system] atom_chars(_857806, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (199) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (198) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1078380)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1080238)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1087976)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1090680)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1105758)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1111328)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1113186)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1127340)
   Exit: (198) [system] get_char((0x55798e5fad60), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1111328)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1132910)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'A')
   Call: (200) [system] 'A'=(;)
   Fail: (200) [system] 'A'=(;)
^  Call: (200) [user] is_like_space('A')
   Call: (201) [system] char_type('A', 'white')
   Fail: (201) [system] char_type('A', 'white')
   Call: (201) [system] char_type('A', end_of_line)
   Fail: (201) [system] char_type('A', end_of_line)
   Call: (201) [system] char_type('A', space)
   Fail: (201) [system] char_type('A', space)
   Call: (201) [system] char_type('A', cntrl)
   Fail: (201) [system] char_type('A', cntrl)
^  Fail: (200) [user] is_like_space('A')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1147064)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'A')
   Call: (199) [system] 'A'=')'
   Fail: (199) [system] 'A'=')'
   Call: (199) [system] 'A'=end_of_file
   Fail: (199) [system] 'A'=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1152634)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1154492)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'A')
   Call: (201) [system] 'A'=(;)
   Fail: (201) [system] 'A'=(;)
^  Call: (201) [user] is_like_space('A')
   Call: (202) [system] char_type('A', 'white')
   Fail: (202) [system] char_type('A', 'white')
   Call: (202) [system] char_type('A', end_of_line)
   Fail: (202) [system] char_type('A', end_of_line)
   Call: (202) [system] char_type('A', space)
   Fail: (202) [system] char_type('A', space)
   Call: (202) [system] char_type('A', cntrl)
   Fail: (202) [system] char_type('A', cntrl)
^  Fail: (201) [user] is_like_space('A')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1168646)
   Exit: (200) [system] get_char((0x55798e5fad60), 'A')
   Call: (200) [system] 'A'='('
   Fail: (200) [system] 'A'='('
   Call: (200) [system] 'A'='['
   Fail: (200) [system] 'A'='['
   Call: (200) [system] 'A'='{'
   Fail: (200) [system] 'A'='{'
   Call: (200) [system] 'A'='"'
   Fail: (200) [system] 'A'='"'
   Call: (200) [system] 'A'=!
   Fail: (200) [system] 'A'=!
   Call: (200) [system] 'A'='\''
   Fail: (200) [system] 'A'='\''
   Call: (200) [system] 'A'='`'
   Fail: (200) [system] 'A'='`'
   Call: (200) [system] 'A'=end_of_file
   Fail: (200) [system] 'A'=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1152634)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1186288)
   Call: (202) [system] peek_char((0x55798e5fad60), _1187222)
   Exit: (202) [system] peek_char((0x55798e5fad60), n)
^  Call: (202) [user] is_delimiter(n)
   Call: (203) [system] char_type(n, space)
   Fail: (203) [system] char_type(n, space)
   Call: (203) [system] arg(_1191942, v('(', ')', end_of_file), n)
   Fail: (203) [system] arg(_1192874, v('(', ')', end_of_file), n)
^  Fail: (202) [user] is_delimiter(n)
   Call: (202) [system] ')'==n
   Fail: (202) [system] ')'==n
   Call: (202) [system] get_char((0x55798e5fad60), n)
   Exit: (202) [system] get_char((0x55798e5fad60), n)
   Call: (202) [system] n=(\)
   Fail: (202) [system] n=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1200224)
   Call: (203) [system] peek_char((0x55798e5fad60), _1201158)
   Exit: (203) [system] peek_char((0x55798e5fad60), d)
^  Call: (203) [user] is_delimiter(d)
   Call: (204) [system] char_type(d, space)
   Fail: (204) [system] char_type(d, space)
   Call: (204) [system] arg(_1205878, v('(', ')', end_of_file), d)
   Fail: (204) [system] arg(_1206810, v('(', ')', end_of_file), d)
^  Fail: (203) [user] is_delimiter(d)
   Call: (203) [system] ')'==d
   Fail: (203) [system] ')'==d
   Call: (203) [system] get_char((0x55798e5fad60), d)
   Exit: (203) [system] get_char((0x55798e5fad60), d)
   Call: (203) [system] d=(\)
   Fail: (203) [system] d=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1214160)
   Call: (204) [system] peek_char((0x55798e5fad60), _1215094)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (204) [user] is_delimiter('L')
   Call: (205) [system] char_type('L', space)
   Fail: (205) [system] char_type('L', space)
   Call: (205) [system] arg(_1219814, v('(', ')', end_of_file), 'L')
   Fail: (205) [system] arg(_1220746, v('(', ')', end_of_file), 'L')
^  Fail: (204) [user] is_delimiter('L')
   Call: (204) [system] ')'=='L'
   Fail: (204) [system] ')'=='L'
   Call: (204) [system] get_char((0x55798e5fad60), 'L')
   Exit: (204) [system] get_char((0x55798e5fad60), 'L')
   Call: (204) [system] 'L'=(\)
   Fail: (204) [system] 'L'=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1228096)
   Call: (205) [system] peek_char((0x55798e5fad60), _1229030)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_1233750, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_1234682, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1242032)
   Call: (206) [system] peek_char((0x55798e5fad60), _1242966)
   Exit: (206) [system] peek_char((0x55798e5fad60), n)
^  Call: (206) [user] is_delimiter(n)
   Call: (207) [system] char_type(n, space)
   Fail: (207) [system] char_type(n, space)
   Call: (207) [system] arg(_1247686, v('(', ')', end_of_file), n)
   Fail: (207) [system] arg(_1248618, v('(', ')', end_of_file), n)
^  Fail: (206) [user] is_delimiter(n)
   Call: (206) [system] ')'==n
   Fail: (206) [system] ')'==n
   Call: (206) [system] get_char((0x55798e5fad60), n)
   Exit: (206) [system] get_char((0x55798e5fad60), n)
   Call: (206) [system] n=(\)
   Fail: (206) [system] n=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1255968)
   Call: (207) [system] peek_char((0x55798e5fad60), _1256902)
   Exit: (207) [system] peek_char((0x55798e5fad60), k)
^  Call: (207) [user] is_delimiter(k)
   Call: (208) [system] char_type(k, space)
   Fail: (208) [system] char_type(k, space)
   Call: (208) [system] arg(_1261622, v('(', ')', end_of_file), k)
   Fail: (208) [system] arg(_1262554, v('(', ')', end_of_file), k)
^  Fail: (207) [user] is_delimiter(k)
   Call: (207) [system] ')'==k
   Fail: (207) [system] ')'==k
   Call: (207) [system] get_char((0x55798e5fad60), k)
   Exit: (207) [system] get_char((0x55798e5fad60), k)
   Call: (207) [system] k=(\)
   Fail: (207) [system] k=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1269904)
   Call: (208) [system] peek_char((0x55798e5fad60), _1270838)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1269904=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _1255968=[k]
   Exit: (207) [system] [k]=[k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (206) [system] _1242032=[n, k]
   Exit: (206) [system] [n, k]=[n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (205) [system] _1228096=[i, n, k]
   Exit: (205) [system] [i, n, k]=[i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (204) [system] _1214160=['L', i, n, k]
   Exit: (204) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (203) [system] _1200224=[d, 'L', i, n, k]
   Exit: (203) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (202) [system] _1186288=[n, d, 'L', i, n, k]
   Exit: (202) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (201) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1152634)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_1296912, _1296914), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1152634), _1296888, fail)), '$restore_trace'(_1296912, _1296914))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_1296912, _1296914))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1152634), _1296888, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(_1152634)
   Fail: (202) [system] atomic(_1152634)
   Call: (202) [system] atom_chars(_1152634, ['A', n, d, 'L', i, n, k])
   Exit: (202) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (201) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1306288)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1308146)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1315884)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1318588)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'A')
   Call: (202) [system] 'A'=(;)
   Fail: (202) [system] 'A'=(;)
^  Call: (202) [user] is_like_space('A')
   Call: (203) [system] char_type('A', 'white')
   Fail: (203) [system] char_type('A', 'white')
   Call: (203) [system] char_type('A', end_of_line)
   Fail: (203) [system] char_type('A', end_of_line)
   Call: (203) [system] char_type('A', space)
   Fail: (203) [system] char_type('A', space)
   Call: (203) [system] char_type('A', cntrl)
   Fail: (203) [system] char_type('A', cntrl)
^  Fail: (202) [user] is_like_space('A')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1333666)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'A')
   Call: (200) [system] 'A'=')'
   Fail: (200) [system] 'A'=')'
   Call: (200) [system] 'A'=end_of_file
   Fail: (200) [system] 'A'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1339236)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1341094)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'A')
   Call: (202) [system] 'A'=(;)
   Fail: (202) [system] 'A'=(;)
^  Call: (202) [user] is_like_space('A')
   Call: (203) [system] char_type('A', 'white')
   Fail: (203) [system] char_type('A', 'white')
   Call: (203) [system] char_type('A', end_of_line)
   Fail: (203) [system] char_type('A', end_of_line)
   Call: (203) [system] char_type('A', space)
   Fail: (203) [system] char_type('A', space)
   Call: (203) [system] char_type('A', cntrl)
   Fail: (203) [system] char_type('A', cntrl)
^  Fail: (202) [user] is_like_space('A')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1355248)
   Exit: (201) [system] get_char((0x55798e5fad60), 'A')
   Call: (201) [system] 'A'='('
   Fail: (201) [system] 'A'='('
   Call: (201) [system] 'A'='['
   Fail: (201) [system] 'A'='['
   Call: (201) [system] 'A'='{'
   Fail: (201) [system] 'A'='{'
   Call: (201) [system] 'A'='"'
   Fail: (201) [system] 'A'='"'
   Call: (201) [system] 'A'=!
   Fail: (201) [system] 'A'=!
   Call: (201) [system] 'A'='\''
   Fail: (201) [system] 'A'='\''
   Call: (201) [system] 'A'='`'
   Fail: (201) [system] 'A'='`'
   Call: (201) [system] 'A'=end_of_file
   Fail: (201) [system] 'A'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1339236)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1372890)
   Call: (203) [system] peek_char((0x55798e5fad60), _1373824)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _1372890=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (202) [user] classify_and_convert_charseq('A', [], _1339236)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1383134, _1383136), once(user:catch(read_from_chars(['A'], _1339236), _1383110, fail)), '$restore_trace'(_1383134, _1383136))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1383134, _1383136))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1339236), _1383110, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_1339236)
   Fail: (203) [system] atomic(_1339236)
   Call: (203) [system] atom_chars(_1339236, ['A'])
   Exit: (203) [system] atom_chars('A', ['A'])
^  Exit: (202) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1392510)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1394368)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1402106)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1404810)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'B')
   Call: (203) [system] 'B'=(;)
   Fail: (203) [system] 'B'=(;)
^  Call: (203) [user] is_like_space('B')
   Call: (204) [system] char_type('B', 'white')
   Fail: (204) [system] char_type('B', 'white')
   Call: (204) [system] char_type('B', end_of_line)
   Fail: (204) [system] char_type('B', end_of_line)
   Call: (204) [system] char_type('B', space)
   Fail: (204) [system] char_type('B', space)
   Call: (204) [system] char_type('B', cntrl)
   Fail: (204) [system] char_type('B', cntrl)
^  Fail: (203) [user] is_like_space('B')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1419888)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'B')
   Call: (201) [system] 'B'=')'
   Fail: (201) [system] 'B'=')'
   Call: (201) [system] 'B'=end_of_file
   Fail: (201) [system] 'B'=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1425458)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1427316)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'B')
   Call: (203) [system] 'B'=(;)
   Fail: (203) [system] 'B'=(;)
^  Call: (203) [user] is_like_space('B')
   Call: (204) [system] char_type('B', 'white')
   Fail: (204) [system] char_type('B', 'white')
   Call: (204) [system] char_type('B', end_of_line)
   Fail: (204) [system] char_type('B', end_of_line)
   Call: (204) [system] char_type('B', space)
   Fail: (204) [system] char_type('B', space)
   Call: (204) [system] char_type('B', cntrl)
   Fail: (204) [system] char_type('B', cntrl)
^  Fail: (203) [user] is_like_space('B')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1441470)
   Exit: (202) [system] get_char((0x55798e5fad60), 'B')
   Call: (202) [system] 'B'='('
   Fail: (202) [system] 'B'='('
   Call: (202) [system] 'B'='['
   Fail: (202) [system] 'B'='['
   Call: (202) [system] 'B'='{'
   Fail: (202) [system] 'B'='{'
   Call: (202) [system] 'B'='"'
   Fail: (202) [system] 'B'='"'
   Call: (202) [system] 'B'=!
   Fail: (202) [system] 'B'=!
   Call: (202) [system] 'B'='\''
   Fail: (202) [system] 'B'='\''
   Call: (202) [system] 'B'='`'
   Fail: (202) [system] 'B'='`'
   Call: (202) [system] 'B'=end_of_file
   Fail: (202) [system] 'B'=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1425458)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1459112)
   Call: (204) [system] peek_char((0x55798e5fad60), _1460046)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
^  Call: (204) [user] is_delimiter(')')
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] arg(_1464766, v('(', ')', end_of_file), ')')
   Exit: (205) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (204) [user] is_delimiter(')')
   Call: (204) [system] _1459112=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (203) [user] classify_and_convert_charseq('B', [], _1425458)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_1471228, _1471230), once(user:catch(read_from_chars(['B'], _1425458), _1471204, fail)), '$restore_trace'(_1471228, _1471230))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_1471228, _1471230))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1425458), _1471204, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_1425458)
   Fail: (204) [system] atomic(_1425458)
   Call: (204) [system] atom_chars(_1425458, ['B'])
   Exit: (204) [system] atom_chars('B', ['B'])
^  Exit: (203) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1480604)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1482462)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1496616)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55798e5fad60), _1500406)
   Exit: (202) [system] get_char((0x55798e5fad60), ')')
   Call: (202) [system] _1480604=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [])
   Call: (201) [system] _1392510=['B']
   Exit: (201) [system] ['B']=['B']
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (200) [system] _1306288=['A', 'B']
   Exit: (200) [system] ['A', 'B']=['A', 'B']
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (199) [system] _1111328=['AndLink', 'A', 'B']
   Exit: (199) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1514288)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1516146)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1523884)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1526588)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'C')
   Call: (200) [system] 'C'=(;)
   Fail: (200) [system] 'C'=(;)
^  Call: (200) [user] is_like_space('C')
   Call: (201) [system] char_type('C', 'white')
   Fail: (201) [system] char_type('C', 'white')
   Call: (201) [system] char_type('C', end_of_line)
   Fail: (201) [system] char_type('C', end_of_line)
   Call: (201) [system] char_type('C', space)
   Fail: (201) [system] char_type('C', space)
   Call: (201) [system] char_type('C', cntrl)
   Fail: (201) [system] char_type('C', cntrl)
^  Fail: (200) [user] is_like_space('C')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1541666)
   Exit: (198) [system] peek_char((0x55798e5fad60), 'C')
   Call: (198) [system] 'C'=')'
   Fail: (198) [system] 'C'=')'
   Call: (198) [system] 'C'=end_of_file
   Fail: (198) [system] 'C'=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1547236)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1549094)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'C')
   Call: (200) [system] 'C'=(;)
   Fail: (200) [system] 'C'=(;)
^  Call: (200) [user] is_like_space('C')
   Call: (201) [system] char_type('C', 'white')
   Fail: (201) [system] char_type('C', 'white')
   Call: (201) [system] char_type('C', end_of_line)
   Fail: (201) [system] char_type('C', end_of_line)
   Call: (201) [system] char_type('C', space)
   Fail: (201) [system] char_type('C', space)
   Call: (201) [system] char_type('C', cntrl)
   Fail: (201) [system] char_type('C', cntrl)
^  Fail: (200) [user] is_like_space('C')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1563248)
   Exit: (199) [system] get_char((0x55798e5fad60), 'C')
   Call: (199) [system] 'C'='('
   Fail: (199) [system] 'C'='('
   Call: (199) [system] 'C'='['
   Fail: (199) [system] 'C'='['
   Call: (199) [system] 'C'='{'
   Fail: (199) [system] 'C'='{'
   Call: (199) [system] 'C'='"'
   Fail: (199) [system] 'C'='"'
   Call: (199) [system] 'C'=!
   Fail: (199) [system] 'C'=!
   Call: (199) [system] 'C'='\''
   Fail: (199) [system] 'C'='\''
   Call: (199) [system] 'C'='`'
   Fail: (199) [system] 'C'='`'
   Call: (199) [system] 'C'=end_of_file
   Fail: (199) [system] 'C'=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1547236)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1580890)
   Call: (201) [system] peek_char((0x55798e5fad60), _1581824)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
^  Call: (201) [user] is_delimiter(')')
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] arg(_1586544, v('(', ')', end_of_file), ')')
   Exit: (202) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (201) [user] is_delimiter(')')
   Call: (201) [system] _1580890=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (200) [user] classify_and_convert_charseq('C', [], _1547236)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_1593006, _1593008), once(user:catch(read_from_chars(['C'], _1547236), _1592982, fail)), '$restore_trace'(_1593006, _1593008))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_1593006, _1593008))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1547236), _1592982, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(_1547236)
   Fail: (201) [system] atomic(_1547236)
   Call: (201) [system] atom_chars(_1547236, ['C'])
   Exit: (201) [system] atom_chars('C', ['C'])
^  Exit: (200) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1602382)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1604240)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1618394)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55798e5fad60), _1622184)
   Exit: (199) [system] get_char((0x55798e5fad60), ')')
   Call: (199) [system] _1602382=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [])
   Call: (198) [system] _1514288=['C']
   Exit: (198) [system] ['C']=['C']
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (197) [system] _1078380=[['AndLink', 'A', 'B'], 'C']
   Exit: (197) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (196) [system] _816500=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (196) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1636066)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1637924)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1652078)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55798e5fad60), _1655868)
   Exit: (195) [system] get_char((0x55798e5fad60), ')')
   Call: (195) [system] _1636066=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [])
   Call: (194) [system] _783552=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (194) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (193) [system] _665746=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (193) [system] [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (192) [system] _573042=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (192) [system] [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _1669750)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1671608)
   Exit: (192) [system] peek_char((0x55798e5fad60), '\n')
   Call: (192) [system] '\n'=(;)
   Fail: (192) [system] '\n'=(;)
^  Call: (192) [user] is_like_space('\n')
   Call: (193) [system] char_type('\n', 'white')
   Fail: (193) [system] char_type('\n', 'white')
   Call: (193) [system] char_type('\n', end_of_line)
   Exit: (193) [system] char_type('\n', end_of_line)
^  Exit: (192) [user] is_like_space('\n')
   Call: (192) [system] get_char((0x55798e5fad60), _1681202)
   Exit: (192) [system] get_char((0x55798e5fad60), '\n')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1683906)
   Exit: (193) [system] peek_char((0x55798e5fad60), '\t')
   Call: (193) [system] '\t'=(;)
   Fail: (193) [system] '\t'=(;)
^  Call: (193) [user] is_like_space('\t')
   Call: (194) [system] char_type('\t', 'white')
   Exit: (194) [system] char_type('\t', 'white')
^  Exit: (193) [user] is_like_space('\t')
   Call: (193) [system] get_char((0x55798e5fad60), _1691644)
   Exit: (193) [system] get_char((0x55798e5fad60), '\t')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1694348)
   Exit: (194) [system] peek_char((0x55798e5fad60), '\t')
   Call: (194) [system] '\t'=(;)
   Fail: (194) [system] '\t'=(;)
^  Call: (194) [user] is_like_space('\t')
   Call: (195) [system] char_type('\t', 'white')
   Exit: (195) [system] char_type('\t', 'white')
^  Exit: (194) [user] is_like_space('\t')
   Call: (194) [system] get_char((0x55798e5fad60), _1702086)
   Exit: (194) [system] get_char((0x55798e5fad60), '\t')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1704790)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1712528)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1715232)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1733082)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _1738652)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1740510)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _1754664)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1738652)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1760234)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1774388)
   Exit: (193) [system] peek_char((0x55798e5fad60), :)
   Call: (193) [system] (:)=')'
   Fail: (193) [system] (:)=')'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1779958)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1781816)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1795970)
   Exit: (194) [system] get_char((0x55798e5fad60), :)
   Call: (194) [system] (:)='('
   Fail: (194) [system] (:)='('
   Call: (194) [system] (:)='['
   Fail: (194) [system] (:)='['
   Call: (194) [system] (:)='{'
   Fail: (194) [system] (:)='{'
   Call: (194) [system] (:)='"'
   Fail: (194) [system] (:)='"'
   Call: (194) [system] (:)=!
   Fail: (194) [system] (:)=!
   Call: (194) [system] (:)='\''
   Fail: (194) [system] (:)='\''
   Call: (194) [system] (:)='`'
   Fail: (194) [system] (:)='`'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), :, _1779958)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1813612)
   Call: (196) [system] peek_char((0x55798e5fad60), _1814546)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _1813612=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (195) [user] classify_and_convert_charseq(:, [], _1779958)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_1823856, _1823858), once(user:catch(read_from_chars([:], _1779958), _1823832, fail)), '$restore_trace'(_1823856, _1823858))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_1823856, _1823858))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1823832, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(:)
   Exit: (196) [system] atomic(:)
^  Exit: (195) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1831356)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1833214)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1840952)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1843656)
   Exit: (196) [system] peek_char((0x55798e5fad60), c)
   Call: (196) [system] c=(;)
   Fail: (196) [system] c=(;)
^  Call: (196) [user] is_like_space(c)
   Call: (197) [system] char_type(c, 'white')
   Fail: (197) [system] char_type(c, 'white')
   Call: (197) [system] char_type(c, end_of_line)
   Fail: (197) [system] char_type(c, end_of_line)
   Call: (197) [system] char_type(c, space)
   Fail: (197) [system] char_type(c, space)
   Call: (197) [system] char_type(c, cntrl)
   Fail: (197) [system] char_type(c, cntrl)
^  Fail: (196) [user] is_like_space(c)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1858734)
   Exit: (194) [system] peek_char((0x55798e5fad60), c)
   Call: (194) [system] c=')'
   Fail: (194) [system] c=')'
   Call: (194) [system] c=end_of_file
   Fail: (194) [system] c=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1864304)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1866162)
   Exit: (196) [system] peek_char((0x55798e5fad60), c)
   Call: (196) [system] c=(;)
   Fail: (196) [system] c=(;)
^  Call: (196) [user] is_like_space(c)
   Call: (197) [system] char_type(c, 'white')
   Fail: (197) [system] char_type(c, 'white')
   Call: (197) [system] char_type(c, end_of_line)
   Fail: (197) [system] char_type(c, end_of_line)
   Call: (197) [system] char_type(c, space)
   Fail: (197) [system] char_type(c, space)
   Call: (197) [system] char_type(c, cntrl)
   Fail: (197) [system] char_type(c, cntrl)
^  Fail: (196) [user] is_like_space(c)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1880316)
   Exit: (195) [system] get_char((0x55798e5fad60), c)
   Call: (195) [system] c='('
   Fail: (195) [system] c='('
   Call: (195) [system] c='['
   Fail: (195) [system] c='['
   Call: (195) [system] c='{'
   Fail: (195) [system] c='{'
   Call: (195) [system] c='"'
   Fail: (195) [system] c='"'
   Call: (195) [system] c=!
   Fail: (195) [system] c=!
   Call: (195) [system] c='\''
   Fail: (195) [system] c='\''
   Call: (195) [system] c='`'
   Fail: (195) [system] c='`'
   Call: (195) [system] c=end_of_file
   Fail: (195) [system] c=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), c, _1864304)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1897958)
   Call: (197) [system] peek_char((0x55798e5fad60), _1898892)
   Exit: (197) [system] peek_char((0x55798e5fad60), d)
^  Call: (197) [user] is_delimiter(d)
   Call: (198) [system] char_type(d, space)
   Fail: (198) [system] char_type(d, space)
   Call: (198) [system] arg(_1903612, v('(', ')', end_of_file), d)
   Fail: (198) [system] arg(_1904544, v('(', ')', end_of_file), d)
^  Fail: (197) [user] is_delimiter(d)
   Call: (197) [system] ')'==d
   Fail: (197) [system] ')'==d
   Call: (197) [system] get_char((0x55798e5fad60), d)
   Exit: (197) [system] get_char((0x55798e5fad60), d)
   Call: (197) [system] d=(\)
   Fail: (197) [system] d=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1911894)
   Call: (198) [system] peek_char((0x55798e5fad60), _1912828)
   Exit: (198) [system] peek_char((0x55798e5fad60), e)
^  Call: (198) [user] is_delimiter(e)
   Call: (199) [system] char_type(e, space)
   Fail: (199) [system] char_type(e, space)
   Call: (199) [system] arg(_1917548, v('(', ')', end_of_file), e)
   Fail: (199) [system] arg(_1918480, v('(', ')', end_of_file), e)
^  Fail: (198) [user] is_delimiter(e)
   Call: (198) [system] ')'==e
   Fail: (198) [system] ')'==e
   Call: (198) [system] get_char((0x55798e5fad60), e)
   Exit: (198) [system] get_char((0x55798e5fad60), e)
   Call: (198) [system] e=(\)
   Fail: (198) [system] e=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1925830)
   Call: (199) [system] peek_char((0x55798e5fad60), _1926764)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _1925830=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (198) [system] _1911894=[e]
   Exit: (198) [system] [e]=[e]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (197) [system] _1897958=[d, e]
   Exit: (197) [system] [d, e]=[d, e]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (196) [user] classify_and_convert_charseq(c, [d, e], _1864304)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1941662, _1941664), once(user:catch(read_from_chars([c, d, e], _1864304), _1941638, fail)), '$restore_trace'(_1941662, _1941664))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1941662, _1941664))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1941638, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(cde)
   Exit: (197) [system] atomic(cde)
^  Exit: (196) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1949162)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1951020)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1958758)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1961462)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1976540)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1982110)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1983968)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1998122)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1982110)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _2003692)
   Exit: (198) [system] peek_char((0x55798e5fad60), 'I')
   Call: (198) [system] 'I'=(;)
   Fail: (198) [system] 'I'=(;)
^  Call: (198) [user] is_like_space('I')
   Call: (199) [system] char_type('I', 'white')
   Fail: (199) [system] char_type('I', 'white')
   Call: (199) [system] char_type('I', end_of_line)
   Fail: (199) [system] char_type('I', end_of_line)
   Call: (199) [system] char_type('I', space)
   Fail: (199) [system] char_type('I', space)
   Call: (199) [system] char_type('I', cntrl)
   Fail: (199) [system] char_type('I', cntrl)
^  Fail: (198) [user] is_like_space('I')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _2017846)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'I')
   Call: (197) [system] 'I'=')'
   Fail: (197) [system] 'I'=')'
   Call: (197) [system] 'I'=end_of_file
   Fail: (197) [system] 'I'=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _2023416)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _2025274)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'I')
   Call: (199) [system] 'I'=(;)
   Fail: (199) [system] 'I'=(;)
^  Call: (199) [user] is_like_space('I')
   Call: (200) [system] char_type('I', 'white')
   Fail: (200) [system] char_type('I', 'white')
   Call: (200) [system] char_type('I', end_of_line)
   Fail: (200) [system] char_type('I', end_of_line)
   Call: (200) [system] char_type('I', space)
   Fail: (200) [system] char_type('I', space)
   Call: (200) [system] char_type('I', cntrl)
   Fail: (200) [system] char_type('I', cntrl)
^  Fail: (199) [user] is_like_space('I')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _2039428)
   Exit: (198) [system] get_char((0x55798e5fad60), 'I')
   Call: (198) [system] 'I'='('
   Fail: (198) [system] 'I'='('
   Call: (198) [system] 'I'='['
   Fail: (198) [system] 'I'='['
   Call: (198) [system] 'I'='{'
   Fail: (198) [system] 'I'='{'
   Call: (198) [system] 'I'='"'
   Fail: (198) [system] 'I'='"'
   Call: (198) [system] 'I'=!
   Fail: (198) [system] 'I'=!
   Call: (198) [system] 'I'='\''
   Fail: (198) [system] 'I'='\''
   Call: (198) [system] 'I'='`'
   Fail: (198) [system] 'I'='`'
   Call: (198) [system] 'I'=end_of_file
   Fail: (198) [system] 'I'=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), 'I', _2023416)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _2057070)
   Call: (200) [system] peek_char((0x55798e5fad60), _2058004)
   Exit: (200) [system] peek_char((0x55798e5fad60), m)
^  Call: (200) [user] is_delimiter(m)
   Call: (201) [system] char_type(m, space)
   Fail: (201) [system] char_type(m, space)
   Call: (201) [system] arg(_2062724, v('(', ')', end_of_file), m)
   Fail: (201) [system] arg(_2063656, v('(', ')', end_of_file), m)
^  Fail: (200) [user] is_delimiter(m)
   Call: (200) [system] ')'==m
   Fail: (200) [system] ')'==m
   Call: (200) [system] get_char((0x55798e5fad60), m)
   Exit: (200) [system] get_char((0x55798e5fad60), m)
   Call: (200) [system] m=(\)
   Fail: (200) [system] m=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _2071006)
   Call: (201) [system] peek_char((0x55798e5fad60), _2071940)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_2076660, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_2077592, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _2084942)
   Call: (202) [system] peek_char((0x55798e5fad60), _2085876)
   Exit: (202) [system] peek_char((0x55798e5fad60), l)
^  Call: (202) [user] is_delimiter(l)
   Call: (203) [system] char_type(l, space)
   Fail: (203) [system] char_type(l, space)
   Call: (203) [system] arg(_2090596, v('(', ')', end_of_file), l)
   Fail: (203) [system] arg(_2091528, v('(', ')', end_of_file), l)
^  Fail: (202) [user] is_delimiter(l)
   Call: (202) [system] ')'==l
   Fail: (202) [system] ')'==l
   Call: (202) [system] get_char((0x55798e5fad60), l)
   Exit: (202) [system] get_char((0x55798e5fad60), l)
   Call: (202) [system] l=(\)
   Fail: (202) [system] l=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _5388)
   Call: (203) [system] peek_char((0x55798e5fad60), _6322)
   Exit: (203) [system] peek_char((0x55798e5fad60), i)
^  Call: (203) [user] is_delimiter(i)
   Call: (204) [system] char_type(i, space)
   Fail: (204) [system] char_type(i, space)
   Call: (204) [system] arg(_11042, v('(', ')', end_of_file), i)
   Fail: (204) [system] arg(_11974, v('(', ')', end_of_file), i)
^  Fail: (203) [user] is_delimiter(i)
   Call: (203) [system] ')'==i
   Fail: (203) [system] ')'==i
   Call: (203) [system] get_char((0x55798e5fad60), i)
   Exit: (203) [system] get_char((0x55798e5fad60), i)
   Call: (203) [system] i=(\)
   Fail: (203) [system] i=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _19324)
   Call: (204) [system] peek_char((0x55798e5fad60), _20258)
   Exit: (204) [system] peek_char((0x55798e5fad60), c)
^  Call: (204) [user] is_delimiter(c)
   Call: (205) [system] char_type(c, space)
   Fail: (205) [system] char_type(c, space)
   Call: (205) [system] arg(_24978, v('(', ')', end_of_file), c)
   Fail: (205) [system] arg(_25910, v('(', ')', end_of_file), c)
^  Fail: (204) [user] is_delimiter(c)
   Call: (204) [system] ')'==c
   Fail: (204) [system] ')'==c
   Call: (204) [system] get_char((0x55798e5fad60), c)
   Exit: (204) [system] get_char((0x55798e5fad60), c)
   Call: (204) [system] c=(\)
   Fail: (204) [system] c=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _33260)
   Call: (205) [system] peek_char((0x55798e5fad60), _34194)
   Exit: (205) [system] peek_char((0x55798e5fad60), a)
^  Call: (205) [user] is_delimiter(a)
   Call: (206) [system] char_type(a, space)
   Fail: (206) [system] char_type(a, space)
   Call: (206) [system] arg(_38914, v('(', ')', end_of_file), a)
   Fail: (206) [system] arg(_39846, v('(', ')', end_of_file), a)
^  Fail: (205) [user] is_delimiter(a)
   Call: (205) [system] ')'==a
   Fail: (205) [system] ')'==a
   Call: (205) [system] get_char((0x55798e5fad60), a)
   Exit: (205) [system] get_char((0x55798e5fad60), a)
   Call: (205) [system] a=(\)
   Fail: (205) [system] a=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _47196)
   Call: (206) [system] peek_char((0x55798e5fad60), _48130)
   Exit: (206) [system] peek_char((0x55798e5fad60), t)
^  Call: (206) [user] is_delimiter(t)
   Call: (207) [system] char_type(t, space)
   Fail: (207) [system] char_type(t, space)
   Call: (207) [system] arg(_52850, v('(', ')', end_of_file), t)
   Fail: (207) [system] arg(_53782, v('(', ')', end_of_file), t)
^  Fail: (206) [user] is_delimiter(t)
   Call: (206) [system] ')'==t
   Fail: (206) [system] ')'==t
   Call: (206) [system] get_char((0x55798e5fad60), t)
   Exit: (206) [system] get_char((0x55798e5fad60), t)
   Call: (206) [system] t=(\)
   Fail: (206) [system] t=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _61132)
   Call: (207) [system] peek_char((0x55798e5fad60), _62066)
   Exit: (207) [system] peek_char((0x55798e5fad60), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_66786, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_67718, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55798e5fad60), i)
   Exit: (207) [system] get_char((0x55798e5fad60), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _75068)
   Call: (208) [system] peek_char((0x55798e5fad60), _76002)
   Exit: (208) [system] peek_char((0x55798e5fad60), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_80722, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_81654, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55798e5fad60), o)
   Exit: (208) [system] get_char((0x55798e5fad60), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _89004)
   Call: (209) [system] peek_char((0x55798e5fad60), _89938)
   Exit: (209) [system] peek_char((0x55798e5fad60), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_94658, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_95590, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55798e5fad60), n)
   Exit: (209) [system] get_char((0x55798e5fad60), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _102940)
   Call: (210) [system] peek_char((0x55798e5fad60), _103874)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _102940=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _89004=[n]
   Exit: (209) [system] [n]=[n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (208) [system] _75068=[o, n]
   Exit: (208) [system] [o, n]=[o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (207) [system] _61132=[i, o, n]
   Exit: (207) [system] [i, o, n]=[i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (206) [system] _47196=[t, i, o, n]
   Exit: (206) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (205) [system] _33260=[a, t, i, o, n]
   Exit: (205) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (204) [system] _19324=[c, a, t, i, o, n]
   Exit: (204) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (203) [system] _5388=[i, c, a, t, i, o, n]
   Exit: (203) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (202) [system] _3550=[l, i, c, a, t, i, o, n]
   Exit: (202) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (201) [system] _3546=[p, l, i, c, a, t, i, o, n]
   Exit: (201) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (200) [system] _3542=[m, p, l, i, c, a, t, i, o, n]
   Exit: (200) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (199) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _3538)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_141124, _141126), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _3538), _141100, fail)), '$restore_trace'(_141124, _141126))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_141124, _141126))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _3538), _141100, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(_3538)
   Fail: (200) [system] atomic(_3538)
   Call: (200) [system] atom_chars(_3538, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (200) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (199) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _150500)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _152358)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _160096)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _162800)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _177878)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _183448)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _185306)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _199460)
   Exit: (199) [system] get_char((0x55798e5fad60), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _183448)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _205030)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'O')
   Call: (201) [system] 'O'=(;)
   Fail: (201) [system] 'O'=(;)
^  Call: (201) [user] is_like_space('O')
   Call: (202) [system] char_type('O', 'white')
   Fail: (202) [system] char_type('O', 'white')
   Call: (202) [system] char_type('O', end_of_line)
   Fail: (202) [system] char_type('O', end_of_line)
   Call: (202) [system] char_type('O', space)
   Fail: (202) [system] char_type('O', space)
   Call: (202) [system] char_type('O', cntrl)
   Fail: (202) [system] char_type('O', cntrl)
^  Fail: (201) [user] is_like_space('O')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _219184)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'O')
   Call: (200) [system] 'O'=')'
   Fail: (200) [system] 'O'=')'
   Call: (200) [system] 'O'=end_of_file
   Fail: (200) [system] 'O'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _224754)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _226612)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'O')
   Call: (202) [system] 'O'=(;)
   Fail: (202) [system] 'O'=(;)
^  Call: (202) [user] is_like_space('O')
   Call: (203) [system] char_type('O', 'white')
   Fail: (203) [system] char_type('O', 'white')
   Call: (203) [system] char_type('O', end_of_line)
   Fail: (203) [system] char_type('O', end_of_line)
   Call: (203) [system] char_type('O', space)
   Fail: (203) [system] char_type('O', space)
   Call: (203) [system] char_type('O', cntrl)
   Fail: (203) [system] char_type('O', cntrl)
^  Fail: (202) [user] is_like_space('O')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _240766)
   Exit: (201) [system] get_char((0x55798e5fad60), 'O')
   Call: (201) [system] 'O'='('
   Fail: (201) [system] 'O'='('
   Call: (201) [system] 'O'='['
   Fail: (201) [system] 'O'='['
   Call: (201) [system] 'O'='{'
   Fail: (201) [system] 'O'='{'
   Call: (201) [system] 'O'='"'
   Fail: (201) [system] 'O'='"'
   Call: (201) [system] 'O'=!
   Fail: (201) [system] 'O'=!
   Call: (201) [system] 'O'='\''
   Fail: (201) [system] 'O'='\''
   Call: (201) [system] 'O'='`'
   Fail: (201) [system] 'O'='`'
   Call: (201) [system] 'O'=end_of_file
   Fail: (201) [system] 'O'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), 'O', _224754)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _258408)
   Call: (203) [system] peek_char((0x55798e5fad60), _259342)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_264062, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_264994, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _272344)
   Call: (204) [system] peek_char((0x55798e5fad60), _273278)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (204) [user] is_delimiter('L')
   Call: (205) [system] char_type('L', space)
   Fail: (205) [system] char_type('L', space)
   Call: (205) [system] arg(_277998, v('(', ')', end_of_file), 'L')
   Fail: (205) [system] arg(_278930, v('(', ')', end_of_file), 'L')
^  Fail: (204) [user] is_delimiter('L')
   Call: (204) [system] ')'=='L'
   Fail: (204) [system] ')'=='L'
   Call: (204) [system] get_char((0x55798e5fad60), 'L')
   Exit: (204) [system] get_char((0x55798e5fad60), 'L')
   Call: (204) [system] 'L'=(\)
   Fail: (204) [system] 'L'=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _286280)
   Call: (205) [system] peek_char((0x55798e5fad60), _287214)
   Exit: (205) [system] peek_char((0x55798e5fad60), i)
^  Call: (205) [user] is_delimiter(i)
   Call: (206) [system] char_type(i, space)
   Fail: (206) [system] char_type(i, space)
   Call: (206) [system] arg(_291934, v('(', ')', end_of_file), i)
   Fail: (206) [system] arg(_292866, v('(', ')', end_of_file), i)
^  Fail: (205) [user] is_delimiter(i)
   Call: (205) [system] ')'==i
   Fail: (205) [system] ')'==i
   Call: (205) [system] get_char((0x55798e5fad60), i)
   Exit: (205) [system] get_char((0x55798e5fad60), i)
   Call: (205) [system] i=(\)
   Fail: (205) [system] i=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _300216)
   Call: (206) [system] peek_char((0x55798e5fad60), _301150)
   Exit: (206) [system] peek_char((0x55798e5fad60), n)
^  Call: (206) [user] is_delimiter(n)
   Call: (207) [system] char_type(n, space)
   Fail: (207) [system] char_type(n, space)
   Call: (207) [system] arg(_305870, v('(', ')', end_of_file), n)
   Fail: (207) [system] arg(_306802, v('(', ')', end_of_file), n)
^  Fail: (206) [user] is_delimiter(n)
   Call: (206) [system] ')'==n
   Fail: (206) [system] ')'==n
   Call: (206) [system] get_char((0x55798e5fad60), n)
   Exit: (206) [system] get_char((0x55798e5fad60), n)
   Call: (206) [system] n=(\)
   Fail: (206) [system] n=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _314152)
   Call: (207) [system] peek_char((0x55798e5fad60), _315086)
   Exit: (207) [system] peek_char((0x55798e5fad60), k)
^  Call: (207) [user] is_delimiter(k)
   Call: (208) [system] char_type(k, space)
   Fail: (208) [system] char_type(k, space)
   Call: (208) [system] arg(_319806, v('(', ')', end_of_file), k)
   Fail: (208) [system] arg(_320738, v('(', ')', end_of_file), k)
^  Fail: (207) [user] is_delimiter(k)
   Call: (207) [system] ')'==k
   Fail: (207) [system] ')'==k
   Call: (207) [system] get_char((0x55798e5fad60), k)
   Exit: (207) [system] get_char((0x55798e5fad60), k)
   Call: (207) [system] k=(\)
   Fail: (207) [system] k=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _328088)
   Call: (208) [system] peek_char((0x55798e5fad60), _329022)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _328088=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _314152=[k]
   Exit: (207) [system] [k]=[k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (206) [system] _300216=[n, k]
   Exit: (206) [system] [n, k]=[n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (205) [system] _286280=[i, n, k]
   Exit: (205) [system] [i, n, k]=[i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (204) [system] _272344=['L', i, n, k]
   Exit: (204) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (203) [system] _258408=[r, 'L', i, n, k]
   Exit: (203) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (202) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _224754)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_352302, _352304), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _224754), _352278, fail)), '$restore_trace'(_352302, _352304))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_352302, _352304))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _224754), _352278, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_224754)
   Fail: (203) [system] atomic(_224754)
   Call: (203) [system] atom_chars(_224754, ['O', r, 'L', i, n, k])
   Exit: (203) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (202) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _361678)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _363536)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _371274)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _373978)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'C')
   Call: (203) [system] 'C'=(;)
   Fail: (203) [system] 'C'=(;)
^  Call: (203) [user] is_like_space('C')
   Call: (204) [system] char_type('C', 'white')
   Fail: (204) [system] char_type('C', 'white')
   Call: (204) [system] char_type('C', end_of_line)
   Fail: (204) [system] char_type('C', end_of_line)
   Call: (204) [system] char_type('C', space)
   Fail: (204) [system] char_type('C', space)
   Call: (204) [system] char_type('C', cntrl)
   Fail: (204) [system] char_type('C', cntrl)
^  Fail: (203) [user] is_like_space('C')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _389056)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'C')
   Call: (201) [system] 'C'=')'
   Fail: (201) [system] 'C'=')'
   Call: (201) [system] 'C'=end_of_file
   Fail: (201) [system] 'C'=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _394626)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _396484)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'C')
   Call: (203) [system] 'C'=(;)
   Fail: (203) [system] 'C'=(;)
^  Call: (203) [user] is_like_space('C')
   Call: (204) [system] char_type('C', 'white')
   Fail: (204) [system] char_type('C', 'white')
   Call: (204) [system] char_type('C', end_of_line)
   Fail: (204) [system] char_type('C', end_of_line)
   Call: (204) [system] char_type('C', space)
   Fail: (204) [system] char_type('C', space)
   Call: (204) [system] char_type('C', cntrl)
   Fail: (204) [system] char_type('C', cntrl)
^  Fail: (203) [user] is_like_space('C')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _410638)
   Exit: (202) [system] get_char((0x55798e5fad60), 'C')
   Call: (202) [system] 'C'='('
   Fail: (202) [system] 'C'='('
   Call: (202) [system] 'C'='['
   Fail: (202) [system] 'C'='['
   Call: (202) [system] 'C'='{'
   Fail: (202) [system] 'C'='{'
   Call: (202) [system] 'C'='"'
   Fail: (202) [system] 'C'='"'
   Call: (202) [system] 'C'=!
   Fail: (202) [system] 'C'=!
   Call: (202) [system] 'C'='\''
   Fail: (202) [system] 'C'='\''
   Call: (202) [system] 'C'='`'
   Fail: (202) [system] 'C'='`'
   Call: (202) [system] 'C'=end_of_file
   Fail: (202) [system] 'C'=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), 'C', _394626)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _428280)
   Call: (204) [system] peek_char((0x55798e5fad60), _429214)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _428280=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (203) [user] classify_and_convert_charseq('C', [], _394626)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_438524, _438526), once(user:catch(read_from_chars(['C'], _394626), _438500, fail)), '$restore_trace'(_438524, _438526))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_438524, _438526))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _394626), _438500, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_394626)
   Fail: (204) [system] atomic(_394626)
   Call: (204) [system] atom_chars(_394626, ['C'])
   Exit: (204) [system] atom_chars('C', ['C'])
^  Exit: (203) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _447900)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _449758)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _457496)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _460200)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'D')
   Call: (204) [system] 'D'=(;)
   Fail: (204) [system] 'D'=(;)
^  Call: (204) [user] is_like_space('D')
   Call: (205) [system] char_type('D', 'white')
   Fail: (205) [system] char_type('D', 'white')
   Call: (205) [system] char_type('D', end_of_line)
   Fail: (205) [system] char_type('D', end_of_line)
   Call: (205) [system] char_type('D', space)
   Fail: (205) [system] char_type('D', space)
   Call: (205) [system] char_type('D', cntrl)
   Fail: (205) [system] char_type('D', cntrl)
^  Fail: (204) [user] is_like_space('D')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _475278)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'D')
   Call: (202) [system] 'D'=')'
   Fail: (202) [system] 'D'=')'
   Call: (202) [system] 'D'=end_of_file
   Fail: (202) [system] 'D'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _480848)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _482706)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'D')
   Call: (204) [system] 'D'=(;)
   Fail: (204) [system] 'D'=(;)
^  Call: (204) [user] is_like_space('D')
   Call: (205) [system] char_type('D', 'white')
   Fail: (205) [system] char_type('D', 'white')
   Call: (205) [system] char_type('D', end_of_line)
   Fail: (205) [system] char_type('D', end_of_line)
   Call: (205) [system] char_type('D', space)
   Fail: (205) [system] char_type('D', space)
   Call: (205) [system] char_type('D', cntrl)
   Fail: (205) [system] char_type('D', cntrl)
^  Fail: (204) [user] is_like_space('D')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _496860)
   Exit: (203) [system] get_char((0x55798e5fad60), 'D')
   Call: (203) [system] 'D'='('
   Fail: (203) [system] 'D'='('
   Call: (203) [system] 'D'='['
   Fail: (203) [system] 'D'='['
   Call: (203) [system] 'D'='{'
   Fail: (203) [system] 'D'='{'
   Call: (203) [system] 'D'='"'
   Fail: (203) [system] 'D'='"'
   Call: (203) [system] 'D'=!
   Fail: (203) [system] 'D'=!
   Call: (203) [system] 'D'='\''
   Fail: (203) [system] 'D'='\''
   Call: (203) [system] 'D'='`'
   Fail: (203) [system] 'D'='`'
   Call: (203) [system] 'D'=end_of_file
   Fail: (203) [system] 'D'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), 'D', _480848)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _514502)
   Call: (205) [system] peek_char((0x55798e5fad60), _515436)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
^  Call: (205) [user] is_delimiter(')')
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] arg(_520156, v('(', ')', end_of_file), ')')
   Exit: (206) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (205) [user] is_delimiter(')')
   Call: (205) [system] _514502=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (204) [user] classify_and_convert_charseq('D', [], _480848)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_526618, _526620), once(user:catch(read_from_chars(['D'], _480848), _526594, fail)), '$restore_trace'(_526618, _526620))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_526618, _526620))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _480848), _526594, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(_480848)
   Fail: (205) [system] atomic(_480848)
   Call: (205) [system] atom_chars(_480848, ['D'])
   Exit: (205) [system] atom_chars('D', ['D'])
^  Exit: (204) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _535994)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _537852)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _552006)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55798e5fad60), _555796)
   Exit: (203) [system] get_char((0x55798e5fad60), ')')
   Call: (203) [system] _535994=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [])
   Call: (202) [system] _447900=['D']
   Exit: (202) [system] ['D']=['D']
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (201) [system] _361678=['C', 'D']
   Exit: (201) [system] ['C', 'D']=['C', 'D']
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (200) [system] _183448=['OrLink', 'C', 'D']
   Exit: (200) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _569678)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _571536)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _579274)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _581978)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'E')
   Call: (201) [system] 'E'=(;)
   Fail: (201) [system] 'E'=(;)
^  Call: (201) [user] is_like_space('E')
   Call: (202) [system] char_type('E', 'white')
   Fail: (202) [system] char_type('E', 'white')
   Call: (202) [system] char_type('E', end_of_line)
   Fail: (202) [system] char_type('E', end_of_line)
   Call: (202) [system] char_type('E', space)
   Fail: (202) [system] char_type('E', space)
   Call: (202) [system] char_type('E', cntrl)
   Fail: (202) [system] char_type('E', cntrl)
^  Fail: (201) [user] is_like_space('E')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _597056)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'E')
   Call: (199) [system] 'E'=')'
   Fail: (199) [system] 'E'=')'
   Call: (199) [system] 'E'=end_of_file
   Fail: (199) [system] 'E'=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _602626)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _604484)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'E')
   Call: (201) [system] 'E'=(;)
   Fail: (201) [system] 'E'=(;)
^  Call: (201) [user] is_like_space('E')
   Call: (202) [system] char_type('E', 'white')
   Fail: (202) [system] char_type('E', 'white')
   Call: (202) [system] char_type('E', end_of_line)
   Fail: (202) [system] char_type('E', end_of_line)
   Call: (202) [system] char_type('E', space)
   Fail: (202) [system] char_type('E', space)
   Call: (202) [system] char_type('E', cntrl)
   Fail: (202) [system] char_type('E', cntrl)
^  Fail: (201) [user] is_like_space('E')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _618638)
   Exit: (200) [system] get_char((0x55798e5fad60), 'E')
   Call: (200) [system] 'E'='('
   Fail: (200) [system] 'E'='('
   Call: (200) [system] 'E'='['
   Fail: (200) [system] 'E'='['
   Call: (200) [system] 'E'='{'
   Fail: (200) [system] 'E'='{'
   Call: (200) [system] 'E'='"'
   Fail: (200) [system] 'E'='"'
   Call: (200) [system] 'E'=!
   Fail: (200) [system] 'E'=!
   Call: (200) [system] 'E'='\''
   Fail: (200) [system] 'E'='\''
   Call: (200) [system] 'E'='`'
   Fail: (200) [system] 'E'='`'
   Call: (200) [system] 'E'=end_of_file
   Fail: (200) [system] 'E'=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), 'E', _602626)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _636280)
   Call: (202) [system] peek_char((0x55798e5fad60), _637214)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
^  Call: (202) [user] is_delimiter(')')
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] arg(_641934, v('(', ')', end_of_file), ')')
   Exit: (203) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (202) [user] is_delimiter(')')
   Call: (202) [system] _636280=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (201) [user] classify_and_convert_charseq('E', [], _602626)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_648396, _648398), once(user:catch(read_from_chars(['E'], _602626), _648372, fail)), '$restore_trace'(_648396, _648398))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_648396, _648398))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _602626), _648372, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(_602626)
   Fail: (202) [system] atomic(_602626)
   Call: (202) [system] atom_chars(_602626, ['E'])
   Exit: (202) [system] atom_chars('E', ['E'])
^  Exit: (201) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _657772)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _659630)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _673784)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55798e5fad60), _677574)
   Exit: (200) [system] get_char((0x55798e5fad60), ')')
   Call: (200) [system] _657772=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [])
   Call: (199) [system] _569678=['E']
   Exit: (199) [system] ['E']=['E']
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (198) [system] _150500=[['OrLink', 'C', 'D'], 'E']
   Exit: (198) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (197) [system] _3532=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (197) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _691456)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _693314)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _707468)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _711258)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _691456=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _3528=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (195) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (194) [system] _3522=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (194) [system] [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (193) [system] _3514=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (193) [system] [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _725140)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _726998)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _734736)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _737440)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _752518)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _758088)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _759946)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _774100)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _758088)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _779670)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _793824)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=')'
   Fail: (194) [system] (:)=')'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _799394)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _801252)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _815406)
   Exit: (195) [system] get_char((0x55798e5fad60), :)
   Call: (195) [system] (:)='('
   Fail: (195) [system] (:)='('
   Call: (195) [system] (:)='['
   Fail: (195) [system] (:)='['
   Call: (195) [system] (:)='{'
   Fail: (195) [system] (:)='{'
   Call: (195) [system] (:)='"'
   Fail: (195) [system] (:)='"'
   Call: (195) [system] (:)=!
   Fail: (195) [system] (:)=!
   Call: (195) [system] (:)='\''
   Fail: (195) [system] (:)='\''
   Call: (195) [system] (:)='`'
   Fail: (195) [system] (:)='`'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), :, _799394)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _833048)
   Call: (197) [system] peek_char((0x55798e5fad60), _833982)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _833048=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (196) [user] classify_and_convert_charseq(:, [], _799394)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_843292, _843294), once(user:catch(read_from_chars([:], _799394), _843268, fail)), '$restore_trace'(_843292, _843294))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_843292, _843294))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _843268, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(:)
   Exit: (197) [system] atomic(:)
^  Exit: (196) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _850792)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _852650)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _860388)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _863092)
   Exit: (197) [system] peek_char((0x55798e5fad60), a)
   Call: (197) [system] a=(;)
   Fail: (197) [system] a=(;)
^  Call: (197) [user] is_like_space(a)
   Call: (198) [system] char_type(a, 'white')
   Fail: (198) [system] char_type(a, 'white')
   Call: (198) [system] char_type(a, end_of_line)
   Fail: (198) [system] char_type(a, end_of_line)
   Call: (198) [system] char_type(a, space)
   Fail: (198) [system] char_type(a, space)
   Call: (198) [system] char_type(a, cntrl)
   Fail: (198) [system] char_type(a, cntrl)
^  Fail: (197) [user] is_like_space(a)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _878170)
   Exit: (195) [system] peek_char((0x55798e5fad60), a)
   Call: (195) [system] a=')'
   Fail: (195) [system] a=')'
   Call: (195) [system] a=end_of_file
   Fail: (195) [system] a=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _883740)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _885598)
   Exit: (197) [system] peek_char((0x55798e5fad60), a)
   Call: (197) [system] a=(;)
   Fail: (197) [system] a=(;)
^  Call: (197) [user] is_like_space(a)
   Call: (198) [system] char_type(a, 'white')
   Fail: (198) [system] char_type(a, 'white')
   Call: (198) [system] char_type(a, end_of_line)
   Fail: (198) [system] char_type(a, end_of_line)
   Call: (198) [system] char_type(a, space)
   Fail: (198) [system] char_type(a, space)
   Call: (198) [system] char_type(a, cntrl)
   Fail: (198) [system] char_type(a, cntrl)
^  Fail: (197) [user] is_like_space(a)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _899752)
   Exit: (196) [system] get_char((0x55798e5fad60), a)
   Call: (196) [system] a='('
   Fail: (196) [system] a='('
   Call: (196) [system] a='['
   Fail: (196) [system] a='['
   Call: (196) [system] a='{'
   Fail: (196) [system] a='{'
   Call: (196) [system] a='"'
   Fail: (196) [system] a='"'
   Call: (196) [system] a=!
   Fail: (196) [system] a=!
   Call: (196) [system] a='\''
   Fail: (196) [system] a='\''
   Call: (196) [system] a='`'
   Fail: (196) [system] a='`'
   Call: (196) [system] a=end_of_file
   Fail: (196) [system] a=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), a, _883740)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _917394)
   Call: (198) [system] peek_char((0x55798e5fad60), _918328)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _917394=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (197) [user] classify_and_convert_charseq(a, [], _883740)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_927638, _927640), once(user:catch(read_from_chars([a], _883740), _927614, fail)), '$restore_trace'(_927638, _927640))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_927638, _927640))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _927614, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(a)
   Exit: (198) [system] atomic(a)
^  Exit: (197) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _935138)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _936996)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _944734)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _947438)
   Exit: (198) [system] peek_char((0x55798e5fad60), 'A')
   Call: (198) [system] 'A'=(;)
   Fail: (198) [system] 'A'=(;)
^  Call: (198) [user] is_like_space('A')
   Call: (199) [system] char_type('A', 'white')
   Fail: (199) [system] char_type('A', 'white')
   Call: (199) [system] char_type('A', end_of_line)
   Fail: (199) [system] char_type('A', end_of_line)
   Call: (199) [system] char_type('A', space)
   Fail: (199) [system] char_type('A', space)
   Call: (199) [system] char_type('A', cntrl)
   Fail: (199) [system] char_type('A', cntrl)
^  Fail: (198) [user] is_like_space('A')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _962516)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'A')
   Call: (196) [system] 'A'=')'
   Fail: (196) [system] 'A'=')'
   Call: (196) [system] 'A'=end_of_file
   Fail: (196) [system] 'A'=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _968086)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _969944)
   Exit: (198) [system] peek_char((0x55798e5fad60), 'A')
   Call: (198) [system] 'A'=(;)
   Fail: (198) [system] 'A'=(;)
^  Call: (198) [user] is_like_space('A')
   Call: (199) [system] char_type('A', 'white')
   Fail: (199) [system] char_type('A', 'white')
   Call: (199) [system] char_type('A', end_of_line)
   Fail: (199) [system] char_type('A', end_of_line)
   Call: (199) [system] char_type('A', space)
   Fail: (199) [system] char_type('A', space)
   Call: (199) [system] char_type('A', cntrl)
   Fail: (199) [system] char_type('A', cntrl)
^  Fail: (198) [user] is_like_space('A')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _984098)
   Exit: (197) [system] get_char((0x55798e5fad60), 'A')
   Call: (197) [system] 'A'='('
   Fail: (197) [system] 'A'='('
   Call: (197) [system] 'A'='['
   Fail: (197) [system] 'A'='['
   Call: (197) [system] 'A'='{'
   Fail: (197) [system] 'A'='{'
   Call: (197) [system] 'A'='"'
   Fail: (197) [system] 'A'='"'
   Call: (197) [system] 'A'=!
   Fail: (197) [system] 'A'=!
   Call: (197) [system] 'A'='\''
   Fail: (197) [system] 'A'='\''
   Call: (197) [system] 'A'='`'
   Fail: (197) [system] 'A'='`'
   Call: (197) [system] 'A'=end_of_file
   Fail: (197) [system] 'A'=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), 'A', _968086)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1001740)
   Call: (199) [system] peek_char((0x55798e5fad60), _1002674)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
^  Call: (199) [user] is_delimiter(')')
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] arg(_1007394, v('(', ')', end_of_file), ')')
   Exit: (200) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (199) [user] is_delimiter(')')
   Call: (199) [system] _1001740=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (198) [user] classify_and_convert_charseq('A', [], _968086)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1013856, _1013858), once(user:catch(read_from_chars(['A'], _968086), _1013832, fail)), '$restore_trace'(_1013856, _1013858))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1013856, _1013858))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _968086), _1013832, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(_968086)
   Fail: (199) [system] atomic(_968086)
   Call: (199) [system] atom_chars(_968086, ['A'])
   Exit: (199) [system] atom_chars('A', ['A'])
^  Exit: (198) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1023232)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1025090)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1039244)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55798e5fad60), _1043034)
   Exit: (197) [system] get_char((0x55798e5fad60), ')')
   Call: (197) [system] _1023232=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [])
   Call: (196) [system] _935138=['A']
   Exit: (196) [system] ['A']=['A']
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (195) [system] _850792=[a, 'A']
   Exit: (195) [system] [a, 'A']=[a, 'A']
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [a, 'A'])
   Call: (194) [system] _758088=[:, a, 'A']
   Exit: (194) [system] [:, a, 'A']=[:, a, 'A']
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [:, a, 'A'])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [:, a, 'A'])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1056916)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1058774)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1066512)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1069216)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1084294)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1089864)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1091722)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1105876)
   Exit: (194) [system] get_char((0x55798e5fad60), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1089864)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1111446)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1125600)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=')'
   Fail: (195) [system] (:)=')'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1131170)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1133028)
   Exit: (197) [system] peek_char((0x55798e5fad60), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1147182)
   Exit: (196) [system] get_char((0x55798e5fad60), :)
   Call: (196) [system] (:)='('
   Fail: (196) [system] (:)='('
   Call: (196) [system] (:)='['
   Fail: (196) [system] (:)='['
   Call: (196) [system] (:)='{'
   Fail: (196) [system] (:)='{'
   Call: (196) [system] (:)='"'
   Fail: (196) [system] (:)='"'
   Call: (196) [system] (:)=!
   Fail: (196) [system] (:)=!
   Call: (196) [system] (:)='\''
   Fail: (196) [system] (:)='\''
   Call: (196) [system] (:)='`'
   Fail: (196) [system] (:)='`'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), :, _1131170)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1164824)
   Call: (198) [system] peek_char((0x55798e5fad60), _1165758)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (198) [user] is_delimiter(' ')
   Call: (199) [system] char_type(' ', space)
   Exit: (199) [system] char_type(' ', space)
^  Exit: (198) [user] is_delimiter(' ')
   Call: (198) [system] _1164824=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (197) [user] classify_and_convert_charseq(:, [], _1131170)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1175068, _1175070), once(user:catch(read_from_chars([:], _1131170), _1175044, fail)), '$restore_trace'(_1175068, _1175070))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1175068, _1175070))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1175044, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(:)
   Exit: (198) [system] atomic(:)
^  Exit: (197) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1182568)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1184426)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1192164)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1194868)
   Exit: (198) [system] peek_char((0x55798e5fad60), a)
   Call: (198) [system] a=(;)
   Fail: (198) [system] a=(;)
^  Call: (198) [user] is_like_space(a)
   Call: (199) [system] char_type(a, 'white')
   Fail: (199) [system] char_type(a, 'white')
   Call: (199) [system] char_type(a, end_of_line)
   Fail: (199) [system] char_type(a, end_of_line)
   Call: (199) [system] char_type(a, space)
   Fail: (199) [system] char_type(a, space)
   Call: (199) [system] char_type(a, cntrl)
   Fail: (199) [system] char_type(a, cntrl)
^  Fail: (198) [user] is_like_space(a)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1209946)
   Exit: (196) [system] peek_char((0x55798e5fad60), a)
   Call: (196) [system] a=')'
   Fail: (196) [system] a=')'
   Call: (196) [system] a=end_of_file
   Fail: (196) [system] a=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1215516)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1217374)
   Exit: (198) [system] peek_char((0x55798e5fad60), a)
   Call: (198) [system] a=(;)
   Fail: (198) [system] a=(;)
^  Call: (198) [user] is_like_space(a)
   Call: (199) [system] char_type(a, 'white')
   Fail: (199) [system] char_type(a, 'white')
   Call: (199) [system] char_type(a, end_of_line)
   Fail: (199) [system] char_type(a, end_of_line)
   Call: (199) [system] char_type(a, space)
   Fail: (199) [system] char_type(a, space)
   Call: (199) [system] char_type(a, cntrl)
   Fail: (199) [system] char_type(a, cntrl)
^  Fail: (198) [user] is_like_space(a)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1231528)
   Exit: (197) [system] get_char((0x55798e5fad60), a)
   Call: (197) [system] a='('
   Fail: (197) [system] a='('
   Call: (197) [system] a='['
   Fail: (197) [system] a='['
   Call: (197) [system] a='{'
   Fail: (197) [system] a='{'
   Call: (197) [system] a='"'
   Fail: (197) [system] a='"'
   Call: (197) [system] a=!
   Fail: (197) [system] a=!
   Call: (197) [system] a='\''
   Fail: (197) [system] a='\''
   Call: (197) [system] a='`'
   Fail: (197) [system] a='`'
   Call: (197) [system] a=end_of_file
   Fail: (197) [system] a=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), a, _1215516)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1249170)
   Call: (199) [system] peek_char((0x55798e5fad60), _1250104)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _1249170=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (198) [user] classify_and_convert_charseq(a, [], _1215516)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1259414, _1259416), once(user:catch(read_from_chars([a], _1215516), _1259390, fail)), '$restore_trace'(_1259414, _1259416))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1259414, _1259416))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1259390, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(a)
   Exit: (199) [system] atomic(a)
^  Exit: (198) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1266914)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1268772)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1276510)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1279214)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'B')
   Call: (199) [system] 'B'=(;)
   Fail: (199) [system] 'B'=(;)
^  Call: (199) [user] is_like_space('B')
   Call: (200) [system] char_type('B', 'white')
   Fail: (200) [system] char_type('B', 'white')
   Call: (200) [system] char_type('B', end_of_line)
   Fail: (200) [system] char_type('B', end_of_line)
   Call: (200) [system] char_type('B', space)
   Fail: (200) [system] char_type('B', space)
   Call: (200) [system] char_type('B', cntrl)
   Fail: (200) [system] char_type('B', cntrl)
^  Fail: (199) [user] is_like_space('B')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1294292)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'B')
   Call: (197) [system] 'B'=')'
   Fail: (197) [system] 'B'=')'
   Call: (197) [system] 'B'=end_of_file
   Fail: (197) [system] 'B'=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1299862)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1301720)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'B')
   Call: (199) [system] 'B'=(;)
   Fail: (199) [system] 'B'=(;)
^  Call: (199) [user] is_like_space('B')
   Call: (200) [system] char_type('B', 'white')
   Fail: (200) [system] char_type('B', 'white')
   Call: (200) [system] char_type('B', end_of_line)
   Fail: (200) [system] char_type('B', end_of_line)
   Call: (200) [system] char_type('B', space)
   Fail: (200) [system] char_type('B', space)
   Call: (200) [system] char_type('B', cntrl)
   Fail: (200) [system] char_type('B', cntrl)
^  Fail: (199) [user] is_like_space('B')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1315874)
   Exit: (198) [system] get_char((0x55798e5fad60), 'B')
   Call: (198) [system] 'B'='('
   Fail: (198) [system] 'B'='('
   Call: (198) [system] 'B'='['
   Fail: (198) [system] 'B'='['
   Call: (198) [system] 'B'='{'
   Fail: (198) [system] 'B'='{'
   Call: (198) [system] 'B'='"'
   Fail: (198) [system] 'B'='"'
   Call: (198) [system] 'B'=!
   Fail: (198) [system] 'B'=!
   Call: (198) [system] 'B'='\''
   Fail: (198) [system] 'B'='\''
   Call: (198) [system] 'B'='`'
   Fail: (198) [system] 'B'='`'
   Call: (198) [system] 'B'=end_of_file
   Fail: (198) [system] 'B'=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1299862)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1333516)
   Call: (200) [system] peek_char((0x55798e5fad60), _1334450)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
^  Call: (200) [user] is_delimiter(')')
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] arg(_1339170, v('(', ')', end_of_file), ')')
   Exit: (201) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (200) [user] is_delimiter(')')
   Call: (200) [system] _1333516=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (199) [user] classify_and_convert_charseq('B', [], _1299862)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_1345632, _1345634), once(user:catch(read_from_chars(['B'], _1299862), _1345608, fail)), '$restore_trace'(_1345632, _1345634))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_1345632, _1345634))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1299862), _1345608, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(_1299862)
   Fail: (200) [system] atomic(_1299862)
   Call: (200) [system] atom_chars(_1299862, ['B'])
   Exit: (200) [system] atom_chars('B', ['B'])
^  Exit: (199) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1355008)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1356866)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=(;)
   Fail: (199) [system] ')'=(;)
^  Call: (199) [user] is_like_space(')')
   Call: (200) [system] char_type(')', 'white')
   Fail: (200) [system] char_type(')', 'white')
   Call: (200) [system] char_type(')', end_of_line)
   Fail: (200) [system] char_type(')', end_of_line)
   Call: (200) [system] char_type(')', space)
   Fail: (200) [system] char_type(')', space)
   Call: (200) [system] char_type(')', cntrl)
   Fail: (200) [system] char_type(')', cntrl)
^  Fail: (199) [user] is_like_space(')')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1371020)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=')'
   Exit: (198) [system] ')'=')'
   Call: (198) [system] get_char((0x55798e5fad60), _1374810)
   Exit: (198) [system] get_char((0x55798e5fad60), ')')
   Call: (198) [system] _1355008=[]
   Exit: (198) [system] []=[]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [])
   Call: (197) [system] _1266914=['B']
   Exit: (197) [system] ['B']=['B']
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (196) [system] _1182568=[a, 'B']
   Exit: (196) [system] [a, 'B']=[a, 'B']
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [a, 'B'])
   Call: (195) [system] _1089864=[:, a, 'B']
   Exit: (195) [system] [:, a, 'B']=[:, a, 'B']
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [:, a, 'B'])
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), [:, a, 'B'])
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1388692)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1390550)
   Exit: (195) [system] peek_char((0x55798e5fad60), '\n')
   Call: (195) [system] '\n'=(;)
   Fail: (195) [system] '\n'=(;)
^  Call: (195) [user] is_like_space('\n')
   Call: (196) [system] char_type('\n', 'white')
   Fail: (196) [system] char_type('\n', 'white')
   Call: (196) [system] char_type('\n', end_of_line)
   Exit: (196) [system] char_type('\n', end_of_line)
^  Exit: (195) [user] is_like_space('\n')
   Call: (195) [system] get_char((0x55798e5fad60), _1400144)
   Exit: (195) [system] get_char((0x55798e5fad60), '\n')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1402848)
   Exit: (196) [system] peek_char((0x55798e5fad60), '\t')
   Call: (196) [system] '\t'=(;)
   Fail: (196) [system] '\t'=(;)
^  Call: (196) [user] is_like_space('\t')
   Call: (197) [system] char_type('\t', 'white')
   Exit: (197) [system] char_type('\t', 'white')
^  Exit: (196) [user] is_like_space('\t')
   Call: (196) [system] get_char((0x55798e5fad60), _1410586)
   Exit: (196) [system] get_char((0x55798e5fad60), '\t')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1413290)
   Exit: (197) [system] peek_char((0x55798e5fad60), '\t')
   Call: (197) [system] '\t'=(;)
   Fail: (197) [system] '\t'=(;)
^  Call: (197) [user] is_like_space('\t')
   Call: (198) [system] char_type('\t', 'white')
   Exit: (198) [system] char_type('\t', 'white')
^  Exit: (197) [user] is_like_space('\t')
   Call: (197) [system] get_char((0x55798e5fad60), _1421028)
   Exit: (197) [system] get_char((0x55798e5fad60), '\t')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1423732)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1431470)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1434174)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1452024)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=')'
   Fail: (194) [system] '('=')'
   Call: (194) [system] '('=end_of_file
   Fail: (194) [system] '('=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1457594)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1459452)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1473606)
   Exit: (195) [system] get_char((0x55798e5fad60), '(')
   Call: (195) [system] '('='('
   Exit: (195) [system] '('='('
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1457594)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1479176)
   Exit: (197) [system] peek_char((0x55798e5fad60), :)
   Call: (197) [system] (:)=(;)
   Fail: (197) [system] (:)=(;)
^  Call: (197) [user] is_like_space(:)
   Call: (198) [system] char_type(:, 'white')
   Fail: (198) [system] char_type(:, 'white')
   Call: (198) [system] char_type(:, end_of_line)
   Fail: (198) [system] char_type(:, end_of_line)
   Call: (198) [system] char_type(:, space)
   Fail: (198) [system] char_type(:, space)
   Call: (198) [system] char_type(:, cntrl)
   Fail: (198) [system] char_type(:, cntrl)
^  Fail: (197) [user] is_like_space(:)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1493330)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=')'
   Fail: (196) [system] (:)=')'
   Call: (196) [system] (:)=end_of_file
   Fail: (196) [system] (:)=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1498900)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1500758)
   Exit: (198) [system] peek_char((0x55798e5fad60), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1514912)
   Exit: (197) [system] get_char((0x55798e5fad60), :)
   Call: (197) [system] (:)='('
   Fail: (197) [system] (:)='('
   Call: (197) [system] (:)='['
   Fail: (197) [system] (:)='['
   Call: (197) [system] (:)='{'
   Fail: (197) [system] (:)='{'
   Call: (197) [system] (:)='"'
   Fail: (197) [system] (:)='"'
   Call: (197) [system] (:)=!
   Fail: (197) [system] (:)=!
   Call: (197) [system] (:)='\''
   Fail: (197) [system] (:)='\''
   Call: (197) [system] (:)='`'
   Fail: (197) [system] (:)='`'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), :, _1498900)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1532554)
   Call: (199) [system] peek_char((0x55798e5fad60), _1533488)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _1532554=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (198) [user] classify_and_convert_charseq(:, [], _1498900)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_1542798, _1542800), once(user:catch(read_from_chars([:], _1498900), _1542774, fail)), '$restore_trace'(_1542798, _1542800))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_1542798, _1542800))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1542774, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(:)
   Exit: (199) [system] atomic(:)
^  Exit: (198) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1550298)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1552156)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1559894)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1562598)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1577676)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1583246)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1585104)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1599258)
   Exit: (198) [system] get_char((0x55798e5fad60), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1583246)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1604828)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'C')
   Call: (200) [system] 'C'=(;)
   Fail: (200) [system] 'C'=(;)
^  Call: (200) [user] is_like_space('C')
   Call: (201) [system] char_type('C', 'white')
   Fail: (201) [system] char_type('C', 'white')
   Call: (201) [system] char_type('C', end_of_line)
   Fail: (201) [system] char_type('C', end_of_line)
   Call: (201) [system] char_type('C', space)
   Fail: (201) [system] char_type('C', space)
   Call: (201) [system] char_type('C', cntrl)
   Fail: (201) [system] char_type('C', cntrl)
^  Fail: (200) [user] is_like_space('C')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1618982)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'C')
   Call: (199) [system] 'C'=')'
   Fail: (199) [system] 'C'=')'
   Call: (199) [system] 'C'=end_of_file
   Fail: (199) [system] 'C'=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1624552)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1626410)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'C')
   Call: (201) [system] 'C'=(;)
   Fail: (201) [system] 'C'=(;)
^  Call: (201) [user] is_like_space('C')
   Call: (202) [system] char_type('C', 'white')
   Fail: (202) [system] char_type('C', 'white')
   Call: (202) [system] char_type('C', end_of_line)
   Fail: (202) [system] char_type('C', end_of_line)
   Call: (202) [system] char_type('C', space)
   Fail: (202) [system] char_type('C', space)
   Call: (202) [system] char_type('C', cntrl)
   Fail: (202) [system] char_type('C', cntrl)
^  Fail: (201) [user] is_like_space('C')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1640564)
   Exit: (200) [system] get_char((0x55798e5fad60), 'C')
   Call: (200) [system] 'C'='('
   Fail: (200) [system] 'C'='('
   Call: (200) [system] 'C'='['
   Fail: (200) [system] 'C'='['
   Call: (200) [system] 'C'='{'
   Fail: (200) [system] 'C'='{'
   Call: (200) [system] 'C'='"'
   Fail: (200) [system] 'C'='"'
   Call: (200) [system] 'C'=!
   Fail: (200) [system] 'C'=!
   Call: (200) [system] 'C'='\''
   Fail: (200) [system] 'C'='\''
   Call: (200) [system] 'C'='`'
   Fail: (200) [system] 'C'='`'
   Call: (200) [system] 'C'=end_of_file
   Fail: (200) [system] 'C'=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1624552)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1658206)
   Call: (202) [system] peek_char((0x55798e5fad60), _1659140)
   Exit: (202) [system] peek_char((0x55798e5fad60), o)
^  Call: (202) [user] is_delimiter(o)
   Call: (203) [system] char_type(o, space)
   Fail: (203) [system] char_type(o, space)
   Call: (203) [system] arg(_1663860, v('(', ')', end_of_file), o)
   Fail: (203) [system] arg(_1664792, v('(', ')', end_of_file), o)
^  Fail: (202) [user] is_delimiter(o)
   Call: (202) [system] ')'==o
   Fail: (202) [system] ')'==o
   Call: (202) [system] get_char((0x55798e5fad60), o)
   Exit: (202) [system] get_char((0x55798e5fad60), o)
   Call: (202) [system] o=(\)
   Fail: (202) [system] o=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1672142)
   Call: (203) [system] peek_char((0x55798e5fad60), _1673076)
   Exit: (203) [system] peek_char((0x55798e5fad60), n)
^  Call: (203) [user] is_delimiter(n)
   Call: (204) [system] char_type(n, space)
   Fail: (204) [system] char_type(n, space)
   Call: (204) [system] arg(_1677796, v('(', ')', end_of_file), n)
   Fail: (204) [system] arg(_1678728, v('(', ')', end_of_file), n)
^  Fail: (203) [user] is_delimiter(n)
   Call: (203) [system] ')'==n
   Fail: (203) [system] ')'==n
   Call: (203) [system] get_char((0x55798e5fad60), n)
   Exit: (203) [system] get_char((0x55798e5fad60), n)
   Call: (203) [system] n=(\)
   Fail: (203) [system] n=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1686078)
   Call: (204) [system] peek_char((0x55798e5fad60), _1687012)
   Exit: (204) [system] peek_char((0x55798e5fad60), j)
^  Call: (204) [user] is_delimiter(j)
   Call: (205) [system] char_type(j, space)
   Fail: (205) [system] char_type(j, space)
   Call: (205) [system] arg(_1691732, v('(', ')', end_of_file), j)
   Fail: (205) [system] arg(_1692664, v('(', ')', end_of_file), j)
^  Fail: (204) [user] is_delimiter(j)
   Call: (204) [system] ')'==j
   Fail: (204) [system] ')'==j
   Call: (204) [system] get_char((0x55798e5fad60), j)
   Exit: (204) [system] get_char((0x55798e5fad60), j)
   Call: (204) [system] j=(\)
   Fail: (204) [system] j=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1700014)
   Call: (205) [system] peek_char((0x55798e5fad60), _1700948)
   Exit: (205) [system] peek_char((0x55798e5fad60), u)
^  Call: (205) [user] is_delimiter(u)
   Call: (206) [system] char_type(u, space)
   Fail: (206) [system] char_type(u, space)
   Call: (206) [system] arg(_1705668, v('(', ')', end_of_file), u)
   Fail: (206) [system] arg(_1706600, v('(', ')', end_of_file), u)
^  Fail: (205) [user] is_delimiter(u)
   Call: (205) [system] ')'==u
   Fail: (205) [system] ')'==u
   Call: (205) [system] get_char((0x55798e5fad60), u)
   Exit: (205) [system] get_char((0x55798e5fad60), u)
   Call: (205) [system] u=(\)
   Fail: (205) [system] u=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1713950)
   Call: (206) [system] peek_char((0x55798e5fad60), _1714884)
   Exit: (206) [system] peek_char((0x55798e5fad60), n)
^  Call: (206) [user] is_delimiter(n)
   Call: (207) [system] char_type(n, space)
   Fail: (207) [system] char_type(n, space)
   Call: (207) [system] arg(_1719604, v('(', ')', end_of_file), n)
   Fail: (207) [system] arg(_1720536, v('(', ')', end_of_file), n)
^  Fail: (206) [user] is_delimiter(n)
   Call: (206) [system] ')'==n
   Fail: (206) [system] ')'==n
   Call: (206) [system] get_char((0x55798e5fad60), n)
   Exit: (206) [system] get_char((0x55798e5fad60), n)
   Call: (206) [system] n=(\)
   Fail: (206) [system] n=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1727886)
   Call: (207) [system] peek_char((0x55798e5fad60), _1728820)
   Exit: (207) [system] peek_char((0x55798e5fad60), c)
^  Call: (207) [user] is_delimiter(c)
   Call: (208) [system] char_type(c, space)
   Fail: (208) [system] char_type(c, space)
   Call: (208) [system] arg(_1733540, v('(', ')', end_of_file), c)
   Fail: (208) [system] arg(_1734472, v('(', ')', end_of_file), c)
^  Fail: (207) [user] is_delimiter(c)
   Call: (207) [system] ')'==c
   Fail: (207) [system] ')'==c
   Call: (207) [system] get_char((0x55798e5fad60), c)
   Exit: (207) [system] get_char((0x55798e5fad60), c)
   Call: (207) [system] c=(\)
   Fail: (207) [system] c=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1741822)
   Call: (208) [system] peek_char((0x55798e5fad60), _1742756)
   Exit: (208) [system] peek_char((0x55798e5fad60), t)
^  Call: (208) [user] is_delimiter(t)
   Call: (209) [system] char_type(t, space)
   Fail: (209) [system] char_type(t, space)
   Call: (209) [system] arg(_1747476, v('(', ')', end_of_file), t)
   Fail: (209) [system] arg(_1748408, v('(', ')', end_of_file), t)
^  Fail: (208) [user] is_delimiter(t)
   Call: (208) [system] ')'==t
   Fail: (208) [system] ')'==t
   Call: (208) [system] get_char((0x55798e5fad60), t)
   Exit: (208) [system] get_char((0x55798e5fad60), t)
   Call: (208) [system] t=(\)
   Fail: (208) [system] t=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1755758)
   Call: (209) [system] peek_char((0x55798e5fad60), _1756692)
   Exit: (209) [system] peek_char((0x55798e5fad60), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_1761412, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_1762344, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55798e5fad60), i)
   Exit: (209) [system] get_char((0x55798e5fad60), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1769694)
   Call: (210) [system] peek_char((0x55798e5fad60), _1770628)
   Exit: (210) [system] peek_char((0x55798e5fad60), o)
^  Call: (210) [user] is_delimiter(o)
   Call: (211) [system] char_type(o, space)
   Fail: (211) [system] char_type(o, space)
   Call: (211) [system] arg(_1775348, v('(', ')', end_of_file), o)
   Fail: (211) [system] arg(_1776280, v('(', ')', end_of_file), o)
^  Fail: (210) [user] is_delimiter(o)
   Call: (210) [system] ')'==o
   Fail: (210) [system] ')'==o
   Call: (210) [system] get_char((0x55798e5fad60), o)
   Exit: (210) [system] get_char((0x55798e5fad60), o)
   Call: (210) [system] o=(\)
   Fail: (210) [system] o=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1783630)
   Call: (211) [system] peek_char((0x55798e5fad60), _1784564)
   Exit: (211) [system] peek_char((0x55798e5fad60), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_1789284, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_1790216, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55798e5fad60), n)
   Exit: (211) [system] get_char((0x55798e5fad60), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1797566)
   Call: (212) [system] peek_char((0x55798e5fad60), _1798500)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (212) [user] is_delimiter('I')
   Call: (213) [system] char_type('I', space)
   Fail: (213) [system] char_type('I', space)
   Call: (213) [system] arg(_1803220, v('(', ')', end_of_file), 'I')
   Fail: (213) [system] arg(_1804152, v('(', ')', end_of_file), 'I')
^  Fail: (212) [user] is_delimiter('I')
   Call: (212) [system] ')'=='I'
   Fail: (212) [system] ')'=='I'
   Call: (212) [system] get_char((0x55798e5fad60), 'I')
   Exit: (212) [system] get_char((0x55798e5fad60), 'I')
   Call: (212) [system] 'I'=(\)
   Fail: (212) [system] 'I'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1811502)
   Call: (213) [system] peek_char((0x55798e5fad60), _1812436)
   Exit: (213) [system] peek_char((0x55798e5fad60), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_1817156, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_1818088, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55798e5fad60), n)
   Exit: (213) [system] get_char((0x55798e5fad60), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1825438)
   Call: (214) [system] peek_char((0x55798e5fad60), _1826372)
   Exit: (214) [system] peek_char((0x55798e5fad60), t)
^  Call: (214) [user] is_delimiter(t)
   Call: (215) [system] char_type(t, space)
   Fail: (215) [system] char_type(t, space)
   Call: (215) [system] arg(_1831092, v('(', ')', end_of_file), t)
   Fail: (215) [system] arg(_1832024, v('(', ')', end_of_file), t)
^  Fail: (214) [user] is_delimiter(t)
   Call: (214) [system] ')'==t
   Fail: (214) [system] ')'==t
   Call: (214) [system] get_char((0x55798e5fad60), t)
   Exit: (214) [system] get_char((0x55798e5fad60), t)
   Call: (214) [system] t=(\)
   Fail: (214) [system] t=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1839374)
   Call: (215) [system] peek_char((0x55798e5fad60), _1840308)
   Exit: (215) [system] peek_char((0x55798e5fad60), r)
^  Call: (215) [user] is_delimiter(r)
   Call: (216) [system] char_type(r, space)
   Fail: (216) [system] char_type(r, space)
   Call: (216) [system] arg(_1845028, v('(', ')', end_of_file), r)
   Fail: (216) [system] arg(_1845960, v('(', ')', end_of_file), r)
^  Fail: (215) [user] is_delimiter(r)
   Call: (215) [system] ')'==r
   Fail: (215) [system] ')'==r
   Call: (215) [system] get_char((0x55798e5fad60), r)
   Exit: (215) [system] get_char((0x55798e5fad60), r)
   Call: (215) [system] r=(\)
   Fail: (215) [system] r=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1853310)
   Call: (216) [system] peek_char((0x55798e5fad60), _1854244)
   Exit: (216) [system] peek_char((0x55798e5fad60), o)
^  Call: (216) [user] is_delimiter(o)
   Call: (217) [system] char_type(o, space)
   Fail: (217) [system] char_type(o, space)
   Call: (217) [system] arg(_1858964, v('(', ')', end_of_file), o)
   Fail: (217) [system] arg(_1859896, v('(', ')', end_of_file), o)
^  Fail: (216) [user] is_delimiter(o)
   Call: (216) [system] ')'==o
   Fail: (216) [system] ')'==o
   Call: (216) [system] get_char((0x55798e5fad60), o)
   Exit: (216) [system] get_char((0x55798e5fad60), o)
   Call: (216) [system] o=(\)
   Fail: (216) [system] o=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1867246)
   Call: (217) [system] peek_char((0x55798e5fad60), _1868180)
   Exit: (217) [system] peek_char((0x55798e5fad60), d)
^  Call: (217) [user] is_delimiter(d)
   Call: (218) [system] char_type(d, space)
   Fail: (218) [system] char_type(d, space)
   Call: (218) [system] arg(_1872900, v('(', ')', end_of_file), d)
   Fail: (218) [system] arg(_1873832, v('(', ')', end_of_file), d)
^  Fail: (217) [user] is_delimiter(d)
   Call: (217) [system] ')'==d
   Fail: (217) [system] ')'==d
   Call: (217) [system] get_char((0x55798e5fad60), d)
   Exit: (217) [system] get_char((0x55798e5fad60), d)
   Call: (217) [system] d=(\)
   Fail: (217) [system] d=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1881182)
   Call: (218) [system] peek_char((0x55798e5fad60), _1882116)
   Exit: (218) [system] peek_char((0x55798e5fad60), u)
^  Call: (218) [user] is_delimiter(u)
   Call: (219) [system] char_type(u, space)
   Fail: (219) [system] char_type(u, space)
   Call: (219) [system] arg(_1886836, v('(', ')', end_of_file), u)
   Fail: (219) [system] arg(_1887768, v('(', ')', end_of_file), u)
^  Fail: (218) [user] is_delimiter(u)
   Call: (218) [system] ')'==u
   Fail: (218) [system] ')'==u
   Call: (218) [system] get_char((0x55798e5fad60), u)
   Exit: (218) [system] get_char((0x55798e5fad60), u)
   Call: (218) [system] u=(\)
   Fail: (218) [system] u=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1895118)
   Call: (219) [system] peek_char((0x55798e5fad60), _1896052)
   Exit: (219) [system] peek_char((0x55798e5fad60), c)
^  Call: (219) [user] is_delimiter(c)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] arg(_1900772, v('(', ')', end_of_file), c)
   Fail: (220) [system] arg(_1901704, v('(', ')', end_of_file), c)
^  Fail: (219) [user] is_delimiter(c)
   Call: (219) [system] ')'==c
   Fail: (219) [system] ')'==c
   Call: (219) [system] get_char((0x55798e5fad60), c)
   Exit: (219) [system] get_char((0x55798e5fad60), c)
   Call: (219) [system] c=(\)
   Fail: (219) [system] c=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1909054)
   Call: (220) [system] peek_char((0x55798e5fad60), _1909988)
   Exit: (220) [system] peek_char((0x55798e5fad60), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_1914708, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_1915640, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55798e5fad60), t)
   Exit: (220) [system] get_char((0x55798e5fad60), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1922990)
   Call: (221) [system] peek_char((0x55798e5fad60), _1923924)
   Exit: (221) [system] peek_char((0x55798e5fad60), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_1928644, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_1929576, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55798e5fad60), i)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1936926)
   Call: (222) [system] peek_char((0x55798e5fad60), _1937860)
   Exit: (222) [system] peek_char((0x55798e5fad60), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_1942580, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_1943512, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55798e5fad60), o)
   Exit: (222) [system] get_char((0x55798e5fad60), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1950862)
   Call: (223) [system] peek_char((0x55798e5fad60), _1951796)
   Exit: (223) [system] peek_char((0x55798e5fad60), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_1956516, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_1957448, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55798e5fad60), n)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1964798)
   Call: (224) [system] peek_char((0x55798e5fad60), _1965732)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _1964798=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (223) [system] _1950862=[n]
   Exit: (223) [system] [n]=[n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (222) [system] _1936926=[o, n]
   Exit: (222) [system] [o, n]=[o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (221) [system] _1922990=[i, o, n]
   Exit: (221) [system] [i, o, n]=[i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (220) [system] _1909054=[t, i, o, n]
   Exit: (220) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (219) [system] _1895118=[c, t, i, o, n]
   Exit: (219) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (218) [system] _1881182=[u, c, t, i, o, n]
   Exit: (218) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (217) [system] _1867246=[d, u, c, t, i, o, n]
   Exit: (217) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (216) [system] _1853310=[o, d, u, c, t, i, o, n]
   Exit: (216) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (215) [system] _1839374=[r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1825438=[t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1811502=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1797566=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1783630=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _1769694=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _1755758=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _1741822=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _1727886=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (206) [system] _1713950=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (206) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (205) [system] _1700014=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (205) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (204) [system] _1686078=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (204) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (203) [system] _1672142=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (203) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (202) [system] _1658206=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (202) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (201) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1624552)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_2036510, _2036512), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1624552), _2036486, fail)), '$restore_trace'(_2036510, _2036512))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_2036510, _2036512))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1624552), _2036486, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(_1624552)
   Fail: (202) [system] atomic(_1624552)
   Call: (202) [system] atom_chars(_1624552, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (202) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (201) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionIntroduction')
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionIntroduction')
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _2045886)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _2047744)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _2055482)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _2058186)
   Exit: (202) [system] peek_char((0x55798e5fad60), a)
   Call: (202) [system] a=(;)
   Fail: (202) [system] a=(;)
^  Call: (202) [user] is_like_space(a)
   Call: (203) [system] char_type(a, 'white')
   Fail: (203) [system] char_type(a, 'white')
   Call: (203) [system] char_type(a, end_of_line)
   Fail: (203) [system] char_type(a, end_of_line)
   Call: (203) [system] char_type(a, space)
   Fail: (203) [system] char_type(a, space)
   Call: (203) [system] char_type(a, cntrl)
   Fail: (203) [system] char_type(a, cntrl)
^  Fail: (202) [user] is_like_space(a)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _2073264)
   Exit: (200) [system] peek_char((0x55798e5fad60), a)
   Call: (200) [system] a=')'
   Fail: (200) [system] a=')'
   Call: (200) [system] a=end_of_file
   Fail: (200) [system] a=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _2078834)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _2080692)
   Exit: (202) [system] peek_char((0x55798e5fad60), a)
   Call: (202) [system] a=(;)
   Fail: (202) [system] a=(;)
^  Call: (202) [user] is_like_space(a)
   Call: (203) [system] char_type(a, 'white')
   Fail: (203) [system] char_type(a, 'white')
   Call: (203) [system] char_type(a, end_of_line)
   Fail: (203) [system] char_type(a, end_of_line)
   Call: (203) [system] char_type(a, space)
   Fail: (203) [system] char_type(a, space)
   Call: (203) [system] char_type(a, cntrl)
   Fail: (203) [system] char_type(a, cntrl)
^  Fail: (202) [user] is_like_space(a)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _2094846)
   Exit: (201) [system] get_char((0x55798e5fad60), a)
   Call: (201) [system] a='('
   Fail: (201) [system] a='('
   Call: (201) [system] a='['
   Fail: (201) [system] a='['
   Call: (201) [system] a='{'
   Fail: (201) [system] a='{'
   Call: (201) [system] a='"'
   Fail: (201) [system] a='"'
   Call: (201) [system] a=!
   Fail: (201) [system] a=!
   Call: (201) [system] a='\''
   Fail: (201) [system] a='\''
   Call: (201) [system] a='`'
   Fail: (201) [system] a='`'
   Call: (201) [system] a=end_of_file
   Fail: (201) [system] a=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), a, _3646)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _19268)
   Call: (203) [system] peek_char((0x55798e5fad60), _20202)
   Exit: (203) [system] peek_char((0x55798e5fad60), b)
^  Call: (203) [user] is_delimiter(b)
   Call: (204) [system] char_type(b, space)
   Fail: (204) [system] char_type(b, space)
   Call: (204) [system] arg(_24922, v('(', ')', end_of_file), b)
   Fail: (204) [system] arg(_25854, v('(', ')', end_of_file), b)
^  Fail: (203) [user] is_delimiter(b)
   Call: (203) [system] ')'==b
   Fail: (203) [system] ')'==b
   Call: (203) [system] get_char((0x55798e5fad60), b)
   Exit: (203) [system] get_char((0x55798e5fad60), b)
   Call: (203) [system] b=(\)
   Fail: (203) [system] b=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _33204)
   Call: (204) [system] peek_char((0x55798e5fad60), _34138)
   Exit: (204) [system] peek_char((0x55798e5fad60), c)
^  Call: (204) [user] is_delimiter(c)
   Call: (205) [system] char_type(c, space)
   Fail: (205) [system] char_type(c, space)
   Call: (205) [system] arg(_38858, v('(', ')', end_of_file), c)
   Fail: (205) [system] arg(_39790, v('(', ')', end_of_file), c)
^  Fail: (204) [user] is_delimiter(c)
   Call: (204) [system] ')'==c
   Fail: (204) [system] ')'==c
   Call: (204) [system] get_char((0x55798e5fad60), c)
   Exit: (204) [system] get_char((0x55798e5fad60), c)
   Call: (204) [system] c=(\)
   Fail: (204) [system] c=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _47140)
   Call: (205) [system] peek_char((0x55798e5fad60), _48074)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _47140=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _33204=[c]
   Exit: (204) [system] [c]=[c]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (203) [system] _19268=[b, c]
   Exit: (203) [system] [b, c]=[b, c]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (202) [user] classify_and_convert_charseq(a, [b, c], _3646)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_62972, _62974), once(user:catch(read_from_chars([a, b, c], _3646), _62948, fail)), '$restore_trace'(_62972, _62974))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_62972, _62974))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _62948, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(abc)
   Exit: (203) [system] atomic(abc)
^  Exit: (202) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _70472)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _72330)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _80068)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _82772)
   Exit: (203) [system] peek_char((0x55798e5fad60), a)
   Call: (203) [system] a=(;)
   Fail: (203) [system] a=(;)
^  Call: (203) [user] is_like_space(a)
   Call: (204) [system] char_type(a, 'white')
   Fail: (204) [system] char_type(a, 'white')
   Call: (204) [system] char_type(a, end_of_line)
   Fail: (204) [system] char_type(a, end_of_line)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] char_type(a, cntrl)
   Fail: (204) [system] char_type(a, cntrl)
^  Fail: (203) [user] is_like_space(a)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _97850)
   Exit: (201) [system] peek_char((0x55798e5fad60), a)
   Call: (201) [system] a=')'
   Fail: (201) [system] a=')'
   Call: (201) [system] a=end_of_file
   Fail: (201) [system] a=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _103420)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _105278)
   Exit: (203) [system] peek_char((0x55798e5fad60), a)
   Call: (203) [system] a=(;)
   Fail: (203) [system] a=(;)
^  Call: (203) [user] is_like_space(a)
   Call: (204) [system] char_type(a, 'white')
   Fail: (204) [system] char_type(a, 'white')
   Call: (204) [system] char_type(a, end_of_line)
   Fail: (204) [system] char_type(a, end_of_line)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] char_type(a, cntrl)
   Fail: (204) [system] char_type(a, cntrl)
^  Fail: (203) [user] is_like_space(a)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _119432)
   Exit: (202) [system] get_char((0x55798e5fad60), a)
   Call: (202) [system] a='('
   Fail: (202) [system] a='('
   Call: (202) [system] a='['
   Fail: (202) [system] a='['
   Call: (202) [system] a='{'
   Fail: (202) [system] a='{'
   Call: (202) [system] a='"'
   Fail: (202) [system] a='"'
   Call: (202) [system] a=!
   Fail: (202) [system] a=!
   Call: (202) [system] a='\''
   Fail: (202) [system] a='\''
   Call: (202) [system] a='`'
   Fail: (202) [system] a='`'
   Call: (202) [system] a=end_of_file
   Fail: (202) [system] a=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), a, _103420)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _137074)
   Call: (204) [system] peek_char((0x55798e5fad60), _138008)
   Exit: (204) [system] peek_char((0x55798e5fad60), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_142728, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_143660, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55798e5fad60), b)
   Exit: (204) [system] get_char((0x55798e5fad60), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _151010)
   Call: (205) [system] peek_char((0x55798e5fad60), _151944)
   Exit: (205) [system] peek_char((0x55798e5fad60), c)
^  Call: (205) [user] is_delimiter(c)
   Call: (206) [system] char_type(c, space)
   Fail: (206) [system] char_type(c, space)
   Call: (206) [system] arg(_156664, v('(', ')', end_of_file), c)
   Fail: (206) [system] arg(_157596, v('(', ')', end_of_file), c)
^  Fail: (205) [user] is_delimiter(c)
   Call: (205) [system] ')'==c
   Fail: (205) [system] ')'==c
   Call: (205) [system] get_char((0x55798e5fad60), c)
   Exit: (205) [system] get_char((0x55798e5fad60), c)
   Call: (205) [system] c=(\)
   Fail: (205) [system] c=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _164946)
   Call: (206) [system] peek_char((0x55798e5fad60), _165880)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_170600, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _164946=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _151010=[c]
   Exit: (205) [system] [c]=[c]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (204) [system] _137074=[b, c]
   Exit: (204) [system] [b, c]=[b, c]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (203) [user] classify_and_convert_charseq(a, [b, c], _103420)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_182650, _182652), once(user:catch(read_from_chars([a, b, c], _103420), _182626, fail)), '$restore_trace'(_182650, _182652))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_182650, _182652))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _182626, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(abc)
   Exit: (204) [system] atomic(abc)
^  Exit: (203) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _190150)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _192008)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _206162)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55798e5fad60), _209952)
   Exit: (202) [system] get_char((0x55798e5fad60), ')')
   Call: (202) [system] _190150=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [])
   Call: (201) [system] _70472=[abc]
   Exit: (201) [system] [abc]=[abc]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [abc])
   Call: (200) [system] _3642=[abc, abc]
   Exit: (200) [system] [abc, abc]=[abc, abc]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [abc, abc])
   Call: (199) [system] _3634=['ConjunctionIntroduction', abc, abc]
   Exit: (199) [system] ['ConjunctionIntroduction', abc, abc]=['ConjunctionIntroduction', abc, abc]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), ['ConjunctionIntroduction', abc, abc])
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), ['ConjunctionIntroduction', abc, abc])
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _223834)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _225692)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _233430)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _236134)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _251212)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _256782)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _258640)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _272794)
   Exit: (199) [system] get_char((0x55798e5fad60), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _256782)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _278364)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'A')
   Call: (201) [system] 'A'=(;)
   Fail: (201) [system] 'A'=(;)
^  Call: (201) [user] is_like_space('A')
   Call: (202) [system] char_type('A', 'white')
   Fail: (202) [system] char_type('A', 'white')
   Call: (202) [system] char_type('A', end_of_line)
   Fail: (202) [system] char_type('A', end_of_line)
   Call: (202) [system] char_type('A', space)
   Fail: (202) [system] char_type('A', space)
   Call: (202) [system] char_type('A', cntrl)
   Fail: (202) [system] char_type('A', cntrl)
^  Fail: (201) [user] is_like_space('A')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _292518)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'A')
   Call: (200) [system] 'A'=')'
   Fail: (200) [system] 'A'=')'
   Call: (200) [system] 'A'=end_of_file
   Fail: (200) [system] 'A'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _298088)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _299946)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'A')
   Call: (202) [system] 'A'=(;)
   Fail: (202) [system] 'A'=(;)
^  Call: (202) [user] is_like_space('A')
   Call: (203) [system] char_type('A', 'white')
   Fail: (203) [system] char_type('A', 'white')
   Call: (203) [system] char_type('A', end_of_line)
   Fail: (203) [system] char_type('A', end_of_line)
   Call: (203) [system] char_type('A', space)
   Fail: (203) [system] char_type('A', space)
   Call: (203) [system] char_type('A', cntrl)
   Fail: (203) [system] char_type('A', cntrl)
^  Fail: (202) [user] is_like_space('A')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _314100)
   Exit: (201) [system] get_char((0x55798e5fad60), 'A')
   Call: (201) [system] 'A'='('
   Fail: (201) [system] 'A'='('
   Call: (201) [system] 'A'='['
   Fail: (201) [system] 'A'='['
   Call: (201) [system] 'A'='{'
   Fail: (201) [system] 'A'='{'
   Call: (201) [system] 'A'='"'
   Fail: (201) [system] 'A'='"'
   Call: (201) [system] 'A'=!
   Fail: (201) [system] 'A'=!
   Call: (201) [system] 'A'='\''
   Fail: (201) [system] 'A'='\''
   Call: (201) [system] 'A'='`'
   Fail: (201) [system] 'A'='`'
   Call: (201) [system] 'A'=end_of_file
   Fail: (201) [system] 'A'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), 'A', _298088)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _331742)
   Call: (203) [system] peek_char((0x55798e5fad60), _332676)
   Exit: (203) [system] peek_char((0x55798e5fad60), n)
^  Call: (203) [user] is_delimiter(n)
   Call: (204) [system] char_type(n, space)
   Fail: (204) [system] char_type(n, space)
   Call: (204) [system] arg(_337396, v('(', ')', end_of_file), n)
   Fail: (204) [system] arg(_338328, v('(', ')', end_of_file), n)
^  Fail: (203) [user] is_delimiter(n)
   Call: (203) [system] ')'==n
   Fail: (203) [system] ')'==n
   Call: (203) [system] get_char((0x55798e5fad60), n)
   Exit: (203) [system] get_char((0x55798e5fad60), n)
   Call: (203) [system] n=(\)
   Fail: (203) [system] n=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _345678)
   Call: (204) [system] peek_char((0x55798e5fad60), _346612)
   Exit: (204) [system] peek_char((0x55798e5fad60), d)
^  Call: (204) [user] is_delimiter(d)
   Call: (205) [system] char_type(d, space)
   Fail: (205) [system] char_type(d, space)
   Call: (205) [system] arg(_351332, v('(', ')', end_of_file), d)
   Fail: (205) [system] arg(_352264, v('(', ')', end_of_file), d)
^  Fail: (204) [user] is_delimiter(d)
   Call: (204) [system] ')'==d
   Fail: (204) [system] ')'==d
   Call: (204) [system] get_char((0x55798e5fad60), d)
   Exit: (204) [system] get_char((0x55798e5fad60), d)
   Call: (204) [system] d=(\)
   Fail: (204) [system] d=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _359614)
   Call: (205) [system] peek_char((0x55798e5fad60), _360548)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (205) [user] is_delimiter('L')
   Call: (206) [system] char_type('L', space)
   Fail: (206) [system] char_type('L', space)
   Call: (206) [system] arg(_365268, v('(', ')', end_of_file), 'L')
   Fail: (206) [system] arg(_366200, v('(', ')', end_of_file), 'L')
^  Fail: (205) [user] is_delimiter('L')
   Call: (205) [system] ')'=='L'
   Fail: (205) [system] ')'=='L'
   Call: (205) [system] get_char((0x55798e5fad60), 'L')
   Exit: (205) [system] get_char((0x55798e5fad60), 'L')
   Call: (205) [system] 'L'=(\)
   Fail: (205) [system] 'L'=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _373550)
   Call: (206) [system] peek_char((0x55798e5fad60), _374484)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_379204, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_380136, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _387486)
   Call: (207) [system] peek_char((0x55798e5fad60), _388420)
   Exit: (207) [system] peek_char((0x55798e5fad60), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_393140, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_394072, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55798e5fad60), n)
   Exit: (207) [system] get_char((0x55798e5fad60), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _401422)
   Call: (208) [system] peek_char((0x55798e5fad60), _402356)
   Exit: (208) [system] peek_char((0x55798e5fad60), k)
^  Call: (208) [user] is_delimiter(k)
   Call: (209) [system] char_type(k, space)
   Fail: (209) [system] char_type(k, space)
   Call: (209) [system] arg(_407076, v('(', ')', end_of_file), k)
   Fail: (209) [system] arg(_408008, v('(', ')', end_of_file), k)
^  Fail: (208) [user] is_delimiter(k)
   Call: (208) [system] ')'==k
   Fail: (208) [system] ')'==k
   Call: (208) [system] get_char((0x55798e5fad60), k)
   Exit: (208) [system] get_char((0x55798e5fad60), k)
   Call: (208) [system] k=(\)
   Fail: (208) [system] k=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _415358)
   Call: (209) [system] peek_char((0x55798e5fad60), _416292)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _415358=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _401422=[k]
   Exit: (208) [system] [k]=[k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (207) [system] _387486=[n, k]
   Exit: (207) [system] [n, k]=[n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (206) [system] _373550=[i, n, k]
   Exit: (206) [system] [i, n, k]=[i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (205) [system] _359614=['L', i, n, k]
   Exit: (205) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (204) [system] _345678=[d, 'L', i, n, k]
   Exit: (204) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (203) [system] _331742=[n, d, 'L', i, n, k]
   Exit: (203) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (202) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _298088)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_442366, _442368), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _298088), _442342, fail)), '$restore_trace'(_442366, _442368))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_442366, _442368))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _298088), _442342, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_298088)
   Fail: (203) [system] atomic(_298088)
   Call: (203) [system] atom_chars(_298088, ['A', n, d, 'L', i, n, k])
   Exit: (203) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (202) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _451742)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _453600)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _461338)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _464042)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _479120)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _484690)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _486548)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _500702)
   Exit: (202) [system] get_char((0x55798e5fad60), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _484690)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _506272)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'I')
   Call: (204) [system] 'I'=(;)
   Fail: (204) [system] 'I'=(;)
^  Call: (204) [user] is_like_space('I')
   Call: (205) [system] char_type('I', 'white')
   Fail: (205) [system] char_type('I', 'white')
   Call: (205) [system] char_type('I', end_of_line)
   Fail: (205) [system] char_type('I', end_of_line)
   Call: (205) [system] char_type('I', space)
   Fail: (205) [system] char_type('I', space)
   Call: (205) [system] char_type('I', cntrl)
   Fail: (205) [system] char_type('I', cntrl)
^  Fail: (204) [user] is_like_space('I')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _520426)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'I')
   Call: (203) [system] 'I'=')'
   Fail: (203) [system] 'I'=')'
   Call: (203) [system] 'I'=end_of_file
   Fail: (203) [system] 'I'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _525996)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _527854)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'I')
   Call: (205) [system] 'I'=(;)
   Fail: (205) [system] 'I'=(;)
^  Call: (205) [user] is_like_space('I')
   Call: (206) [system] char_type('I', 'white')
   Fail: (206) [system] char_type('I', 'white')
   Call: (206) [system] char_type('I', end_of_line)
   Fail: (206) [system] char_type('I', end_of_line)
   Call: (206) [system] char_type('I', space)
   Fail: (206) [system] char_type('I', space)
   Call: (206) [system] char_type('I', cntrl)
   Fail: (206) [system] char_type('I', cntrl)
^  Fail: (205) [user] is_like_space('I')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _542008)
   Exit: (204) [system] get_char((0x55798e5fad60), 'I')
   Call: (204) [system] 'I'='('
   Fail: (204) [system] 'I'='('
   Call: (204) [system] 'I'='['
   Fail: (204) [system] 'I'='['
   Call: (204) [system] 'I'='{'
   Fail: (204) [system] 'I'='{'
   Call: (204) [system] 'I'='"'
   Fail: (204) [system] 'I'='"'
   Call: (204) [system] 'I'=!
   Fail: (204) [system] 'I'=!
   Call: (204) [system] 'I'='\''
   Fail: (204) [system] 'I'='\''
   Call: (204) [system] 'I'='`'
   Fail: (204) [system] 'I'='`'
   Call: (204) [system] 'I'=end_of_file
   Fail: (204) [system] 'I'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), 'I', _525996)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _559650)
   Call: (206) [system] peek_char((0x55798e5fad60), _560584)
   Exit: (206) [system] peek_char((0x55798e5fad60), m)
^  Call: (206) [user] is_delimiter(m)
   Call: (207) [system] char_type(m, space)
   Fail: (207) [system] char_type(m, space)
   Call: (207) [system] arg(_565304, v('(', ')', end_of_file), m)
   Fail: (207) [system] arg(_566236, v('(', ')', end_of_file), m)
^  Fail: (206) [user] is_delimiter(m)
   Call: (206) [system] ')'==m
   Fail: (206) [system] ')'==m
   Call: (206) [system] get_char((0x55798e5fad60), m)
   Exit: (206) [system] get_char((0x55798e5fad60), m)
   Call: (206) [system] m=(\)
   Fail: (206) [system] m=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _573586)
   Call: (207) [system] peek_char((0x55798e5fad60), _574520)
   Exit: (207) [system] peek_char((0x55798e5fad60), p)
^  Call: (207) [user] is_delimiter(p)
   Call: (208) [system] char_type(p, space)
   Fail: (208) [system] char_type(p, space)
   Call: (208) [system] arg(_579240, v('(', ')', end_of_file), p)
   Fail: (208) [system] arg(_580172, v('(', ')', end_of_file), p)
^  Fail: (207) [user] is_delimiter(p)
   Call: (207) [system] ')'==p
   Fail: (207) [system] ')'==p
   Call: (207) [system] get_char((0x55798e5fad60), p)
   Exit: (207) [system] get_char((0x55798e5fad60), p)
   Call: (207) [system] p=(\)
   Fail: (207) [system] p=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _587522)
   Call: (208) [system] peek_char((0x55798e5fad60), _588456)
   Exit: (208) [system] peek_char((0x55798e5fad60), l)
^  Call: (208) [user] is_delimiter(l)
   Call: (209) [system] char_type(l, space)
   Fail: (209) [system] char_type(l, space)
   Call: (209) [system] arg(_593176, v('(', ')', end_of_file), l)
   Fail: (209) [system] arg(_594108, v('(', ')', end_of_file), l)
^  Fail: (208) [user] is_delimiter(l)
   Call: (208) [system] ')'==l
   Fail: (208) [system] ')'==l
   Call: (208) [system] get_char((0x55798e5fad60), l)
   Exit: (208) [system] get_char((0x55798e5fad60), l)
   Call: (208) [system] l=(\)
   Fail: (208) [system] l=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _601458)
   Call: (209) [system] peek_char((0x55798e5fad60), _602392)
   Exit: (209) [system] peek_char((0x55798e5fad60), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_607112, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_608044, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55798e5fad60), i)
   Exit: (209) [system] get_char((0x55798e5fad60), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _615394)
   Call: (210) [system] peek_char((0x55798e5fad60), _616328)
   Exit: (210) [system] peek_char((0x55798e5fad60), c)
^  Call: (210) [user] is_delimiter(c)
   Call: (211) [system] char_type(c, space)
   Fail: (211) [system] char_type(c, space)
   Call: (211) [system] arg(_621048, v('(', ')', end_of_file), c)
   Fail: (211) [system] arg(_621980, v('(', ')', end_of_file), c)
^  Fail: (210) [user] is_delimiter(c)
   Call: (210) [system] ')'==c
   Fail: (210) [system] ')'==c
   Call: (210) [system] get_char((0x55798e5fad60), c)
   Exit: (210) [system] get_char((0x55798e5fad60), c)
   Call: (210) [system] c=(\)
   Fail: (210) [system] c=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _629330)
   Call: (211) [system] peek_char((0x55798e5fad60), _630264)
   Exit: (211) [system] peek_char((0x55798e5fad60), a)
^  Call: (211) [user] is_delimiter(a)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] arg(_634984, v('(', ')', end_of_file), a)
   Fail: (212) [system] arg(_635916, v('(', ')', end_of_file), a)
^  Fail: (211) [user] is_delimiter(a)
   Call: (211) [system] ')'==a
   Fail: (211) [system] ')'==a
   Call: (211) [system] get_char((0x55798e5fad60), a)
   Exit: (211) [system] get_char((0x55798e5fad60), a)
   Call: (211) [system] a=(\)
   Fail: (211) [system] a=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _643266)
   Call: (212) [system] peek_char((0x55798e5fad60), _644200)
   Exit: (212) [system] peek_char((0x55798e5fad60), t)
^  Call: (212) [user] is_delimiter(t)
   Call: (213) [system] char_type(t, space)
   Fail: (213) [system] char_type(t, space)
   Call: (213) [system] arg(_648920, v('(', ')', end_of_file), t)
   Fail: (213) [system] arg(_649852, v('(', ')', end_of_file), t)
^  Fail: (212) [user] is_delimiter(t)
   Call: (212) [system] ')'==t
   Fail: (212) [system] ')'==t
   Call: (212) [system] get_char((0x55798e5fad60), t)
   Exit: (212) [system] get_char((0x55798e5fad60), t)
   Call: (212) [system] t=(\)
   Fail: (212) [system] t=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _657202)
   Call: (213) [system] peek_char((0x55798e5fad60), _658136)
   Exit: (213) [system] peek_char((0x55798e5fad60), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_662856, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_663788, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55798e5fad60), i)
   Exit: (213) [system] get_char((0x55798e5fad60), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _671138)
   Call: (214) [system] peek_char((0x55798e5fad60), _672072)
   Exit: (214) [system] peek_char((0x55798e5fad60), o)
^  Call: (214) [user] is_delimiter(o)
   Call: (215) [system] char_type(o, space)
   Fail: (215) [system] char_type(o, space)
   Call: (215) [system] arg(_676792, v('(', ')', end_of_file), o)
   Fail: (215) [system] arg(_677724, v('(', ')', end_of_file), o)
^  Fail: (214) [user] is_delimiter(o)
   Call: (214) [system] ')'==o
   Fail: (214) [system] ')'==o
   Call: (214) [system] get_char((0x55798e5fad60), o)
   Exit: (214) [system] get_char((0x55798e5fad60), o)
   Call: (214) [system] o=(\)
   Fail: (214) [system] o=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _685074)
   Call: (215) [system] peek_char((0x55798e5fad60), _686008)
   Exit: (215) [system] peek_char((0x55798e5fad60), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_690728, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_691660, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55798e5fad60), n)
   Exit: (215) [system] get_char((0x55798e5fad60), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _699010)
   Call: (216) [system] peek_char((0x55798e5fad60), _699944)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _699010=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (215) [system] _685074=[n]
   Exit: (215) [system] [n]=[n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (214) [system] _671138=[o, n]
   Exit: (214) [system] [o, n]=[o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (213) [system] _657202=[i, o, n]
   Exit: (213) [system] [i, o, n]=[i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (212) [system] _643266=[t, i, o, n]
   Exit: (212) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (211) [system] _629330=[a, t, i, o, n]
   Exit: (211) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (210) [system] _615394=[c, a, t, i, o, n]
   Exit: (210) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (209) [system] _601458=[i, c, a, t, i, o, n]
   Exit: (209) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (208) [system] _587522=[l, i, c, a, t, i, o, n]
   Exit: (208) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (207) [system] _573586=[p, l, i, c, a, t, i, o, n]
   Exit: (207) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (206) [system] _559650=[m, p, l, i, c, a, t, i, o, n]
   Exit: (206) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (205) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _525996)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_737194, _737196), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _525996), _737170, fail)), '$restore_trace'(_737194, _737196))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_737194, _737196))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _525996), _737170, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_525996)
   Fail: (206) [system] atomic(_525996)
   Call: (206) [system] atom_chars(_525996, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (206) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (205) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _746570)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _748428)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _756166)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _758870)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _773948)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _779518)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _781376)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _795530)
   Exit: (205) [system] get_char((0x55798e5fad60), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _779518)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _801100)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'A')
   Call: (207) [system] 'A'=(;)
   Fail: (207) [system] 'A'=(;)
^  Call: (207) [user] is_like_space('A')
   Call: (208) [system] char_type('A', 'white')
   Fail: (208) [system] char_type('A', 'white')
   Call: (208) [system] char_type('A', end_of_line)
   Fail: (208) [system] char_type('A', end_of_line)
   Call: (208) [system] char_type('A', space)
   Fail: (208) [system] char_type('A', space)
   Call: (208) [system] char_type('A', cntrl)
   Fail: (208) [system] char_type('A', cntrl)
^  Fail: (207) [user] is_like_space('A')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _815254)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'A')
   Call: (206) [system] 'A'=')'
   Fail: (206) [system] 'A'=')'
   Call: (206) [system] 'A'=end_of_file
   Fail: (206) [system] 'A'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _820824)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _822682)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'A')
   Call: (208) [system] 'A'=(;)
   Fail: (208) [system] 'A'=(;)
^  Call: (208) [user] is_like_space('A')
   Call: (209) [system] char_type('A', 'white')
   Fail: (209) [system] char_type('A', 'white')
   Call: (209) [system] char_type('A', end_of_line)
   Fail: (209) [system] char_type('A', end_of_line)
   Call: (209) [system] char_type('A', space)
   Fail: (209) [system] char_type('A', space)
   Call: (209) [system] char_type('A', cntrl)
   Fail: (209) [system] char_type('A', cntrl)
^  Fail: (208) [user] is_like_space('A')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _836836)
   Exit: (207) [system] get_char((0x55798e5fad60), 'A')
   Call: (207) [system] 'A'='('
   Fail: (207) [system] 'A'='('
   Call: (207) [system] 'A'='['
   Fail: (207) [system] 'A'='['
   Call: (207) [system] 'A'='{'
   Fail: (207) [system] 'A'='{'
   Call: (207) [system] 'A'='"'
   Fail: (207) [system] 'A'='"'
   Call: (207) [system] 'A'=!
   Fail: (207) [system] 'A'=!
   Call: (207) [system] 'A'='\''
   Fail: (207) [system] 'A'='\''
   Call: (207) [system] 'A'='`'
   Fail: (207) [system] 'A'='`'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55798e5fad60), 'A', _820824)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _854478)
   Call: (209) [system] peek_char((0x55798e5fad60), _855412)
   Exit: (209) [system] peek_char((0x55798e5fad60), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_860132, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_861064, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55798e5fad60), n)
   Exit: (209) [system] get_char((0x55798e5fad60), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _868414)
   Call: (210) [system] peek_char((0x55798e5fad60), _869348)
   Exit: (210) [system] peek_char((0x55798e5fad60), d)
^  Call: (210) [user] is_delimiter(d)
   Call: (211) [system] char_type(d, space)
   Fail: (211) [system] char_type(d, space)
   Call: (211) [system] arg(_874068, v('(', ')', end_of_file), d)
   Fail: (211) [system] arg(_875000, v('(', ')', end_of_file), d)
^  Fail: (210) [user] is_delimiter(d)
   Call: (210) [system] ')'==d
   Fail: (210) [system] ')'==d
   Call: (210) [system] get_char((0x55798e5fad60), d)
   Exit: (210) [system] get_char((0x55798e5fad60), d)
   Call: (210) [system] d=(\)
   Fail: (210) [system] d=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _882350)
   Call: (211) [system] peek_char((0x55798e5fad60), _883284)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (211) [user] is_delimiter('L')
   Call: (212) [system] char_type('L', space)
   Fail: (212) [system] char_type('L', space)
   Call: (212) [system] arg(_888004, v('(', ')', end_of_file), 'L')
   Fail: (212) [system] arg(_888936, v('(', ')', end_of_file), 'L')
^  Fail: (211) [user] is_delimiter('L')
   Call: (211) [system] ')'=='L'
   Fail: (211) [system] ')'=='L'
   Call: (211) [system] get_char((0x55798e5fad60), 'L')
   Exit: (211) [system] get_char((0x55798e5fad60), 'L')
   Call: (211) [system] 'L'=(\)
   Fail: (211) [system] 'L'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _896286)
   Call: (212) [system] peek_char((0x55798e5fad60), _897220)
   Exit: (212) [system] peek_char((0x55798e5fad60), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_901940, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_902872, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55798e5fad60), i)
   Exit: (212) [system] get_char((0x55798e5fad60), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _910222)
   Call: (213) [system] peek_char((0x55798e5fad60), _911156)
   Exit: (213) [system] peek_char((0x55798e5fad60), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_915876, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_916808, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55798e5fad60), n)
   Exit: (213) [system] get_char((0x55798e5fad60), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _924158)
   Call: (214) [system] peek_char((0x55798e5fad60), _925092)
   Exit: (214) [system] peek_char((0x55798e5fad60), k)
^  Call: (214) [user] is_delimiter(k)
   Call: (215) [system] char_type(k, space)
   Fail: (215) [system] char_type(k, space)
   Call: (215) [system] arg(_929812, v('(', ')', end_of_file), k)
   Fail: (215) [system] arg(_930744, v('(', ')', end_of_file), k)
^  Fail: (214) [user] is_delimiter(k)
   Call: (214) [system] ')'==k
   Fail: (214) [system] ')'==k
   Call: (214) [system] get_char((0x55798e5fad60), k)
   Exit: (214) [system] get_char((0x55798e5fad60), k)
   Call: (214) [system] k=(\)
   Fail: (214) [system] k=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _938094)
   Call: (215) [system] peek_char((0x55798e5fad60), _939028)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _938094=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (214) [system] _924158=[k]
   Exit: (214) [system] [k]=[k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (213) [system] _910222=[n, k]
   Exit: (213) [system] [n, k]=[n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (212) [system] _896286=[i, n, k]
   Exit: (212) [system] [i, n, k]=[i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (211) [system] _882350=['L', i, n, k]
   Exit: (211) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (210) [system] _868414=[d, 'L', i, n, k]
   Exit: (210) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (209) [system] _854478=[n, d, 'L', i, n, k]
   Exit: (209) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (208) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _820824)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_965102, _965104), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _820824), _965078, fail)), '$restore_trace'(_965102, _965104))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_965102, _965104))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _820824), _965078, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_820824)
   Fail: (209) [system] atomic(_820824)
   Call: (209) [system] atom_chars(_820824, ['A', n, d, 'L', i, n, k])
   Exit: (209) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (208) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (207) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _974478)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _976336)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _984074)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _986778)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1001856)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'A')
   Call: (207) [system] 'A'=')'
   Fail: (207) [system] 'A'=')'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _1007426)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1009284)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _1023438)
   Exit: (208) [system] get_char((0x55798e5fad60), 'A')
   Call: (208) [system] 'A'='('
   Fail: (208) [system] 'A'='('
   Call: (208) [system] 'A'='['
   Fail: (208) [system] 'A'='['
   Call: (208) [system] 'A'='{'
   Fail: (208) [system] 'A'='{'
   Call: (208) [system] 'A'='"'
   Fail: (208) [system] 'A'='"'
   Call: (208) [system] 'A'=!
   Fail: (208) [system] 'A'=!
   Call: (208) [system] 'A'='\''
   Fail: (208) [system] 'A'='\''
   Call: (208) [system] 'A'='`'
   Fail: (208) [system] 'A'='`'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1007426)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1041080)
   Call: (210) [system] peek_char((0x55798e5fad60), _1042014)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1041080=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (209) [user] classify_and_convert_charseq('A', [], _1007426)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1051324, _1051326), once(user:catch(read_from_chars(['A'], _1007426), _1051300, fail)), '$restore_trace'(_1051324, _1051326))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1051324, _1051326))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1007426), _1051300, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_1007426)
   Fail: (210) [system] atomic(_1007426)
   Call: (210) [system] atom_chars(_1007426, ['A'])
   Exit: (210) [system] atom_chars('A', ['A'])
^  Exit: (209) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (208) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1060700)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1062558)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _1070296)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1073000)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'B')
   Call: (210) [system] 'B'=(;)
   Fail: (210) [system] 'B'=(;)
^  Call: (210) [user] is_like_space('B')
   Call: (211) [system] char_type('B', 'white')
   Fail: (211) [system] char_type('B', 'white')
   Call: (211) [system] char_type('B', end_of_line)
   Fail: (211) [system] char_type('B', end_of_line)
   Call: (211) [system] char_type('B', space)
   Fail: (211) [system] char_type('B', space)
   Call: (211) [system] char_type('B', cntrl)
   Fail: (211) [system] char_type('B', cntrl)
^  Fail: (210) [user] is_like_space('B')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1088078)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'B')
   Call: (208) [system] 'B'=')'
   Fail: (208) [system] 'B'=')'
   Call: (208) [system] 'B'=end_of_file
   Fail: (208) [system] 'B'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _1093648)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1095506)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'B')
   Call: (210) [system] 'B'=(;)
   Fail: (210) [system] 'B'=(;)
^  Call: (210) [user] is_like_space('B')
   Call: (211) [system] char_type('B', 'white')
   Fail: (211) [system] char_type('B', 'white')
   Call: (211) [system] char_type('B', end_of_line)
   Fail: (211) [system] char_type('B', end_of_line)
   Call: (211) [system] char_type('B', space)
   Fail: (211) [system] char_type('B', space)
   Call: (211) [system] char_type('B', cntrl)
   Fail: (211) [system] char_type('B', cntrl)
^  Fail: (210) [user] is_like_space('B')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _1109660)
   Exit: (209) [system] get_char((0x55798e5fad60), 'B')
   Call: (209) [system] 'B'='('
   Fail: (209) [system] 'B'='('
   Call: (209) [system] 'B'='['
   Fail: (209) [system] 'B'='['
   Call: (209) [system] 'B'='{'
   Fail: (209) [system] 'B'='{'
   Call: (209) [system] 'B'='"'
   Fail: (209) [system] 'B'='"'
   Call: (209) [system] 'B'=!
   Fail: (209) [system] 'B'=!
   Call: (209) [system] 'B'='\''
   Fail: (209) [system] 'B'='\''
   Call: (209) [system] 'B'='`'
   Fail: (209) [system] 'B'='`'
   Call: (209) [system] 'B'=end_of_file
   Fail: (209) [system] 'B'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1093648)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1127302)
   Call: (211) [system] peek_char((0x55798e5fad60), _1128236)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_1132956, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _1127302=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (210) [user] classify_and_convert_charseq('B', [], _1093648)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1139418, _1139420), once(user:catch(read_from_chars(['B'], _1093648), _1139394, fail)), '$restore_trace'(_1139418, _1139420))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1139418, _1139420))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1093648), _1139394, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_1093648)
   Fail: (211) [system] atomic(_1093648)
   Call: (211) [system] atom_chars(_1093648, ['B'])
   Exit: (211) [system] atom_chars('B', ['B'])
^  Exit: (210) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1148794)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1150652)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1164806)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55798e5fad60), _1168596)
   Exit: (209) [system] get_char((0x55798e5fad60), ')')
   Call: (209) [system] _1148794=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [])
   Call: (208) [system] _1060700=['B']
   Exit: (208) [system] ['B']=['B']
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (207) [system] _974478=['A', 'B']
   Exit: (207) [system] ['A', 'B']=['A', 'B']
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (206) [system] _779518=['AndLink', 'A', 'B']
   Exit: (206) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _1182478)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1184336)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _1192074)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1194778)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'C')
   Call: (207) [system] 'C'=(;)
   Fail: (207) [system] 'C'=(;)
^  Call: (207) [user] is_like_space('C')
   Call: (208) [system] char_type('C', 'white')
   Fail: (208) [system] char_type('C', 'white')
   Call: (208) [system] char_type('C', end_of_line)
   Fail: (208) [system] char_type('C', end_of_line)
   Call: (208) [system] char_type('C', space)
   Fail: (208) [system] char_type('C', space)
   Call: (208) [system] char_type('C', cntrl)
   Fail: (208) [system] char_type('C', cntrl)
^  Fail: (207) [user] is_like_space('C')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1209856)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'C')
   Call: (205) [system] 'C'=')'
   Fail: (205) [system] 'C'=')'
   Call: (205) [system] 'C'=end_of_file
   Fail: (205) [system] 'C'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _1215426)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1217284)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'C')
   Call: (207) [system] 'C'=(;)
   Fail: (207) [system] 'C'=(;)
^  Call: (207) [user] is_like_space('C')
   Call: (208) [system] char_type('C', 'white')
   Fail: (208) [system] char_type('C', 'white')
   Call: (208) [system] char_type('C', end_of_line)
   Fail: (208) [system] char_type('C', end_of_line)
   Call: (208) [system] char_type('C', space)
   Fail: (208) [system] char_type('C', space)
   Call: (208) [system] char_type('C', cntrl)
   Fail: (208) [system] char_type('C', cntrl)
^  Fail: (207) [user] is_like_space('C')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _1231438)
   Exit: (206) [system] get_char((0x55798e5fad60), 'C')
   Call: (206) [system] 'C'='('
   Fail: (206) [system] 'C'='('
   Call: (206) [system] 'C'='['
   Fail: (206) [system] 'C'='['
   Call: (206) [system] 'C'='{'
   Fail: (206) [system] 'C'='{'
   Call: (206) [system] 'C'='"'
   Fail: (206) [system] 'C'='"'
   Call: (206) [system] 'C'=!
   Fail: (206) [system] 'C'=!
   Call: (206) [system] 'C'='\''
   Fail: (206) [system] 'C'='\''
   Call: (206) [system] 'C'='`'
   Fail: (206) [system] 'C'='`'
   Call: (206) [system] 'C'=end_of_file
   Fail: (206) [system] 'C'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1215426)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1249080)
   Call: (208) [system] peek_char((0x55798e5fad60), _1250014)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_1254734, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _1249080=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (207) [user] classify_and_convert_charseq('C', [], _1215426)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_1261196, _1261198), once(user:catch(read_from_chars(['C'], _1215426), _1261172, fail)), '$restore_trace'(_1261196, _1261198))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_1261196, _1261198))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1215426), _1261172, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_1215426)
   Fail: (208) [system] atomic(_1215426)
   Call: (208) [system] atom_chars(_1215426, ['C'])
   Exit: (208) [system] atom_chars('C', ['C'])
^  Exit: (207) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (206) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _1270572)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1272430)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1286584)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55798e5fad60), _1290374)
   Exit: (206) [system] get_char((0x55798e5fad60), ')')
   Call: (206) [system] _1270572=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [])
   Call: (205) [system] _1182478=['C']
   Exit: (205) [system] ['C']=['C']
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (204) [system] _746570=[['AndLink', 'A', 'B'], 'C']
   Exit: (204) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (203) [system] _484690=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (203) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1304256)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1306114)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1313852)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1316556)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1331634)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=')'
   Fail: (202) [system] '('=')'
   Call: (202) [system] '('=end_of_file
   Fail: (202) [system] '('=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1337204)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1339062)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _1353216)
   Exit: (203) [system] get_char((0x55798e5fad60), '(')
   Call: (203) [system] '('='('
   Exit: (203) [system] '('='('
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _1337204)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1358786)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'I')
   Call: (205) [system] 'I'=(;)
   Fail: (205) [system] 'I'=(;)
^  Call: (205) [user] is_like_space('I')
   Call: (206) [system] char_type('I', 'white')
   Fail: (206) [system] char_type('I', 'white')
   Call: (206) [system] char_type('I', end_of_line)
   Fail: (206) [system] char_type('I', end_of_line)
   Call: (206) [system] char_type('I', space)
   Fail: (206) [system] char_type('I', space)
   Call: (206) [system] char_type('I', cntrl)
   Fail: (206) [system] char_type('I', cntrl)
^  Fail: (205) [user] is_like_space('I')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1372940)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'I')
   Call: (204) [system] 'I'=')'
   Fail: (204) [system] 'I'=')'
   Call: (204) [system] 'I'=end_of_file
   Fail: (204) [system] 'I'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _1378510)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1380368)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'I')
   Call: (206) [system] 'I'=(;)
   Fail: (206) [system] 'I'=(;)
^  Call: (206) [user] is_like_space('I')
   Call: (207) [system] char_type('I', 'white')
   Fail: (207) [system] char_type('I', 'white')
   Call: (207) [system] char_type('I', end_of_line)
   Fail: (207) [system] char_type('I', end_of_line)
   Call: (207) [system] char_type('I', space)
   Fail: (207) [system] char_type('I', space)
   Call: (207) [system] char_type('I', cntrl)
   Fail: (207) [system] char_type('I', cntrl)
^  Fail: (206) [user] is_like_space('I')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _1394522)
   Exit: (205) [system] get_char((0x55798e5fad60), 'I')
   Call: (205) [system] 'I'='('
   Fail: (205) [system] 'I'='('
   Call: (205) [system] 'I'='['
   Fail: (205) [system] 'I'='['
   Call: (205) [system] 'I'='{'
   Fail: (205) [system] 'I'='{'
   Call: (205) [system] 'I'='"'
   Fail: (205) [system] 'I'='"'
   Call: (205) [system] 'I'=!
   Fail: (205) [system] 'I'=!
   Call: (205) [system] 'I'='\''
   Fail: (205) [system] 'I'='\''
   Call: (205) [system] 'I'='`'
   Fail: (205) [system] 'I'='`'
   Call: (205) [system] 'I'=end_of_file
   Fail: (205) [system] 'I'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1378510)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1412164)
   Call: (207) [system] peek_char((0x55798e5fad60), _1413098)
   Exit: (207) [system] peek_char((0x55798e5fad60), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_1417818, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_1418750, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55798e5fad60), m)
   Exit: (207) [system] get_char((0x55798e5fad60), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1426100)
   Call: (208) [system] peek_char((0x55798e5fad60), _1427034)
   Exit: (208) [system] peek_char((0x55798e5fad60), p)
^  Call: (208) [user] is_delimiter(p)
   Call: (209) [system] char_type(p, space)
   Fail: (209) [system] char_type(p, space)
   Call: (209) [system] arg(_1431754, v('(', ')', end_of_file), p)
   Fail: (209) [system] arg(_1432686, v('(', ')', end_of_file), p)
^  Fail: (208) [user] is_delimiter(p)
   Call: (208) [system] ')'==p
   Fail: (208) [system] ')'==p
   Call: (208) [system] get_char((0x55798e5fad60), p)
   Exit: (208) [system] get_char((0x55798e5fad60), p)
   Call: (208) [system] p=(\)
   Fail: (208) [system] p=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1440036)
   Call: (209) [system] peek_char((0x55798e5fad60), _1440970)
   Exit: (209) [system] peek_char((0x55798e5fad60), l)
^  Call: (209) [user] is_delimiter(l)
   Call: (210) [system] char_type(l, space)
   Fail: (210) [system] char_type(l, space)
   Call: (210) [system] arg(_1445690, v('(', ')', end_of_file), l)
   Fail: (210) [system] arg(_1446622, v('(', ')', end_of_file), l)
^  Fail: (209) [user] is_delimiter(l)
   Call: (209) [system] ')'==l
   Fail: (209) [system] ')'==l
   Call: (209) [system] get_char((0x55798e5fad60), l)
   Exit: (209) [system] get_char((0x55798e5fad60), l)
   Call: (209) [system] l=(\)
   Fail: (209) [system] l=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1453972)
   Call: (210) [system] peek_char((0x55798e5fad60), _1454906)
   Exit: (210) [system] peek_char((0x55798e5fad60), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_1459626, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_1460558, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55798e5fad60), i)
   Exit: (210) [system] get_char((0x55798e5fad60), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1467908)
   Call: (211) [system] peek_char((0x55798e5fad60), _1468842)
   Exit: (211) [system] peek_char((0x55798e5fad60), c)
^  Call: (211) [user] is_delimiter(c)
   Call: (212) [system] char_type(c, space)
   Fail: (212) [system] char_type(c, space)
   Call: (212) [system] arg(_1473562, v('(', ')', end_of_file), c)
   Fail: (212) [system] arg(_1474494, v('(', ')', end_of_file), c)
^  Fail: (211) [user] is_delimiter(c)
   Call: (211) [system] ')'==c
   Fail: (211) [system] ')'==c
   Call: (211) [system] get_char((0x55798e5fad60), c)
   Exit: (211) [system] get_char((0x55798e5fad60), c)
   Call: (211) [system] c=(\)
   Fail: (211) [system] c=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1481844)
   Call: (212) [system] peek_char((0x55798e5fad60), _1482778)
   Exit: (212) [system] peek_char((0x55798e5fad60), a)
^  Call: (212) [user] is_delimiter(a)
   Call: (213) [system] char_type(a, space)
   Fail: (213) [system] char_type(a, space)
   Call: (213) [system] arg(_1487498, v('(', ')', end_of_file), a)
   Fail: (213) [system] arg(_1488430, v('(', ')', end_of_file), a)
^  Fail: (212) [user] is_delimiter(a)
   Call: (212) [system] ')'==a
   Fail: (212) [system] ')'==a
   Call: (212) [system] get_char((0x55798e5fad60), a)
   Exit: (212) [system] get_char((0x55798e5fad60), a)
   Call: (212) [system] a=(\)
   Fail: (212) [system] a=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1495780)
   Call: (213) [system] peek_char((0x55798e5fad60), _1496714)
   Exit: (213) [system] peek_char((0x55798e5fad60), t)
^  Call: (213) [user] is_delimiter(t)
   Call: (214) [system] char_type(t, space)
   Fail: (214) [system] char_type(t, space)
   Call: (214) [system] arg(_1501434, v('(', ')', end_of_file), t)
   Fail: (214) [system] arg(_1502366, v('(', ')', end_of_file), t)
^  Fail: (213) [user] is_delimiter(t)
   Call: (213) [system] ')'==t
   Fail: (213) [system] ')'==t
   Call: (213) [system] get_char((0x55798e5fad60), t)
   Exit: (213) [system] get_char((0x55798e5fad60), t)
   Call: (213) [system] t=(\)
   Fail: (213) [system] t=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1509716)
   Call: (214) [system] peek_char((0x55798e5fad60), _1510650)
   Exit: (214) [system] peek_char((0x55798e5fad60), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_1515370, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_1516302, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55798e5fad60), i)
   Exit: (214) [system] get_char((0x55798e5fad60), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1523652)
   Call: (215) [system] peek_char((0x55798e5fad60), _1524586)
   Exit: (215) [system] peek_char((0x55798e5fad60), o)
^  Call: (215) [user] is_delimiter(o)
   Call: (216) [system] char_type(o, space)
   Fail: (216) [system] char_type(o, space)
   Call: (216) [system] arg(_1529306, v('(', ')', end_of_file), o)
   Fail: (216) [system] arg(_1530238, v('(', ')', end_of_file), o)
^  Fail: (215) [user] is_delimiter(o)
   Call: (215) [system] ')'==o
   Fail: (215) [system] ')'==o
   Call: (215) [system] get_char((0x55798e5fad60), o)
   Exit: (215) [system] get_char((0x55798e5fad60), o)
   Call: (215) [system] o=(\)
   Fail: (215) [system] o=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1537588)
   Call: (216) [system] peek_char((0x55798e5fad60), _1538522)
   Exit: (216) [system] peek_char((0x55798e5fad60), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1543242, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1544174, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55798e5fad60), n)
   Exit: (216) [system] get_char((0x55798e5fad60), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1551524)
   Call: (217) [system] peek_char((0x55798e5fad60), _1552458)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _1551524=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (216) [system] _1537588=[n]
   Exit: (216) [system] [n]=[n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (215) [system] _1523652=[o, n]
   Exit: (215) [system] [o, n]=[o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (214) [system] _1509716=[i, o, n]
   Exit: (214) [system] [i, o, n]=[i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (213) [system] _1495780=[t, i, o, n]
   Exit: (213) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (212) [system] _1481844=[a, t, i, o, n]
   Exit: (212) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (211) [system] _1467908=[c, a, t, i, o, n]
   Exit: (211) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (210) [system] _1453972=[i, c, a, t, i, o, n]
   Exit: (210) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (209) [system] _1440036=[l, i, c, a, t, i, o, n]
   Exit: (209) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (208) [system] _1426100=[p, l, i, c, a, t, i, o, n]
   Exit: (208) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (207) [system] _1412164=[m, p, l, i, c, a, t, i, o, n]
   Exit: (207) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (206) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1378510)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_1589708, _1589710), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1378510), _1589684, fail)), '$restore_trace'(_1589708, _1589710))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_1589708, _1589710))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1378510), _1589684, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_1378510)
   Fail: (207) [system] atomic(_1378510)
   Call: (207) [system] atom_chars(_1378510, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (207) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (206) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (205) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _1599084)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1600942)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _1608680)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1611384)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1626462)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _1632032)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1633890)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _1648044)
   Exit: (206) [system] get_char((0x55798e5fad60), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1632032)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1653614)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'A')
   Call: (208) [system] 'A'=(;)
   Fail: (208) [system] 'A'=(;)
^  Call: (208) [user] is_like_space('A')
   Call: (209) [system] char_type('A', 'white')
   Fail: (209) [system] char_type('A', 'white')
   Call: (209) [system] char_type('A', end_of_line)
   Fail: (209) [system] char_type('A', end_of_line)
   Call: (209) [system] char_type('A', space)
   Fail: (209) [system] char_type('A', space)
   Call: (209) [system] char_type('A', cntrl)
   Fail: (209) [system] char_type('A', cntrl)
^  Fail: (208) [user] is_like_space('A')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1667768)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'A')
   Call: (207) [system] 'A'=')'
   Fail: (207) [system] 'A'=')'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _1673338)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1675196)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _1689350)
   Exit: (208) [system] get_char((0x55798e5fad60), 'A')
   Call: (208) [system] 'A'='('
   Fail: (208) [system] 'A'='('
   Call: (208) [system] 'A'='['
   Fail: (208) [system] 'A'='['
   Call: (208) [system] 'A'='{'
   Fail: (208) [system] 'A'='{'
   Call: (208) [system] 'A'='"'
   Fail: (208) [system] 'A'='"'
   Call: (208) [system] 'A'=!
   Fail: (208) [system] 'A'=!
   Call: (208) [system] 'A'='\''
   Fail: (208) [system] 'A'='\''
   Call: (208) [system] 'A'='`'
   Fail: (208) [system] 'A'='`'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1673338)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1706992)
   Call: (210) [system] peek_char((0x55798e5fad60), _1707926)
   Exit: (210) [system] peek_char((0x55798e5fad60), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_1712646, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_1713578, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55798e5fad60), n)
   Exit: (210) [system] get_char((0x55798e5fad60), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1720928)
   Call: (211) [system] peek_char((0x55798e5fad60), _1721862)
   Exit: (211) [system] peek_char((0x55798e5fad60), d)
^  Call: (211) [user] is_delimiter(d)
   Call: (212) [system] char_type(d, space)
   Fail: (212) [system] char_type(d, space)
   Call: (212) [system] arg(_1726582, v('(', ')', end_of_file), d)
   Fail: (212) [system] arg(_1727514, v('(', ')', end_of_file), d)
^  Fail: (211) [user] is_delimiter(d)
   Call: (211) [system] ')'==d
   Fail: (211) [system] ')'==d
   Call: (211) [system] get_char((0x55798e5fad60), d)
   Exit: (211) [system] get_char((0x55798e5fad60), d)
   Call: (211) [system] d=(\)
   Fail: (211) [system] d=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1734864)
   Call: (212) [system] peek_char((0x55798e5fad60), _1735798)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (212) [user] is_delimiter('L')
   Call: (213) [system] char_type('L', space)
   Fail: (213) [system] char_type('L', space)
   Call: (213) [system] arg(_1740518, v('(', ')', end_of_file), 'L')
   Fail: (213) [system] arg(_1741450, v('(', ')', end_of_file), 'L')
^  Fail: (212) [user] is_delimiter('L')
   Call: (212) [system] ')'=='L'
   Fail: (212) [system] ')'=='L'
   Call: (212) [system] get_char((0x55798e5fad60), 'L')
   Exit: (212) [system] get_char((0x55798e5fad60), 'L')
   Call: (212) [system] 'L'=(\)
   Fail: (212) [system] 'L'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1748800)
   Call: (213) [system] peek_char((0x55798e5fad60), _1749734)
   Exit: (213) [system] peek_char((0x55798e5fad60), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_1754454, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_1755386, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55798e5fad60), i)
   Exit: (213) [system] get_char((0x55798e5fad60), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1762736)
   Call: (214) [system] peek_char((0x55798e5fad60), _1763670)
   Exit: (214) [system] peek_char((0x55798e5fad60), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1768390, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1769322, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55798e5fad60), n)
   Exit: (214) [system] get_char((0x55798e5fad60), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1776672)
   Call: (215) [system] peek_char((0x55798e5fad60), _1777606)
   Exit: (215) [system] peek_char((0x55798e5fad60), k)
^  Call: (215) [user] is_delimiter(k)
   Call: (216) [system] char_type(k, space)
   Fail: (216) [system] char_type(k, space)
   Call: (216) [system] arg(_1782326, v('(', ')', end_of_file), k)
   Fail: (216) [system] arg(_1783258, v('(', ')', end_of_file), k)
^  Fail: (215) [user] is_delimiter(k)
   Call: (215) [system] ')'==k
   Fail: (215) [system] ')'==k
   Call: (215) [system] get_char((0x55798e5fad60), k)
   Exit: (215) [system] get_char((0x55798e5fad60), k)
   Call: (215) [system] k=(\)
   Fail: (215) [system] k=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1790608)
   Call: (216) [system] peek_char((0x55798e5fad60), _1791542)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1790608=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (215) [system] _1776672=[k]
   Exit: (215) [system] [k]=[k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (214) [system] _1762736=[n, k]
   Exit: (214) [system] [n, k]=[n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (213) [system] _1748800=[i, n, k]
   Exit: (213) [system] [i, n, k]=[i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (212) [system] _1734864=['L', i, n, k]
   Exit: (212) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (211) [system] _1720928=[d, 'L', i, n, k]
   Exit: (211) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (210) [system] _1706992=[n, d, 'L', i, n, k]
   Exit: (210) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (209) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1673338)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1817616, _1817618), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1673338), _1817592, fail)), '$restore_trace'(_1817616, _1817618))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1817616, _1817618))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1673338), _1817592, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_1673338)
   Fail: (210) [system] atomic(_1673338)
   Call: (210) [system] atom_chars(_1673338, ['A', n, d, 'L', i, n, k])
   Exit: (210) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (209) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (208) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1826992)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1828850)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _1836588)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1839292)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1854370)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'A')
   Call: (208) [system] 'A'=')'
   Fail: (208) [system] 'A'=')'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _1859940)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1861798)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _1875952)
   Exit: (209) [system] get_char((0x55798e5fad60), 'A')
   Call: (209) [system] 'A'='('
   Fail: (209) [system] 'A'='('
   Call: (209) [system] 'A'='['
   Fail: (209) [system] 'A'='['
   Call: (209) [system] 'A'='{'
   Fail: (209) [system] 'A'='{'
   Call: (209) [system] 'A'='"'
   Fail: (209) [system] 'A'='"'
   Call: (209) [system] 'A'=!
   Fail: (209) [system] 'A'=!
   Call: (209) [system] 'A'='\''
   Fail: (209) [system] 'A'='\''
   Call: (209) [system] 'A'='`'
   Fail: (209) [system] 'A'='`'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1859940)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1893594)
   Call: (211) [system] peek_char((0x55798e5fad60), _1894528)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1893594=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (210) [user] classify_and_convert_charseq('A', [], _1859940)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1903838, _1903840), once(user:catch(read_from_chars(['A'], _1859940), _1903814, fail)), '$restore_trace'(_1903838, _1903840))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1903838, _1903840))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1859940), _1903814, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_1859940)
   Fail: (211) [system] atomic(_1859940)
   Call: (211) [system] atom_chars(_1859940, ['A'])
   Exit: (211) [system] atom_chars('A', ['A'])
^  Exit: (210) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1913214)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1915072)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _1922810)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1925514)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'B')
   Call: (211) [system] 'B'=(;)
   Fail: (211) [system] 'B'=(;)
^  Call: (211) [user] is_like_space('B')
   Call: (212) [system] char_type('B', 'white')
   Fail: (212) [system] char_type('B', 'white')
   Call: (212) [system] char_type('B', end_of_line)
   Fail: (212) [system] char_type('B', end_of_line)
   Call: (212) [system] char_type('B', space)
   Fail: (212) [system] char_type('B', space)
   Call: (212) [system] char_type('B', cntrl)
   Fail: (212) [system] char_type('B', cntrl)
^  Fail: (211) [user] is_like_space('B')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1940592)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'B')
   Call: (209) [system] 'B'=')'
   Fail: (209) [system] 'B'=')'
   Call: (209) [system] 'B'=end_of_file
   Fail: (209) [system] 'B'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1946162)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1948020)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'B')
   Call: (211) [system] 'B'=(;)
   Fail: (211) [system] 'B'=(;)
^  Call: (211) [user] is_like_space('B')
   Call: (212) [system] char_type('B', 'white')
   Fail: (212) [system] char_type('B', 'white')
   Call: (212) [system] char_type('B', end_of_line)
   Fail: (212) [system] char_type('B', end_of_line)
   Call: (212) [system] char_type('B', space)
   Fail: (212) [system] char_type('B', space)
   Call: (212) [system] char_type('B', cntrl)
   Fail: (212) [system] char_type('B', cntrl)
^  Fail: (211) [user] is_like_space('B')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1962174)
   Exit: (210) [system] get_char((0x55798e5fad60), 'B')
   Call: (210) [system] 'B'='('
   Fail: (210) [system] 'B'='('
   Call: (210) [system] 'B'='['
   Fail: (210) [system] 'B'='['
   Call: (210) [system] 'B'='{'
   Fail: (210) [system] 'B'='{'
   Call: (210) [system] 'B'='"'
   Fail: (210) [system] 'B'='"'
   Call: (210) [system] 'B'=!
   Fail: (210) [system] 'B'=!
   Call: (210) [system] 'B'='\''
   Fail: (210) [system] 'B'='\''
   Call: (210) [system] 'B'='`'
   Fail: (210) [system] 'B'='`'
   Call: (210) [system] 'B'=end_of_file
   Fail: (210) [system] 'B'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1946162)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1979816)
   Call: (212) [system] peek_char((0x55798e5fad60), _1980750)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_1985470, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _1979816=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (211) [user] classify_and_convert_charseq('B', [], _1946162)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1991932, _1991934), once(user:catch(read_from_chars(['B'], _1946162), _1991908, fail)), '$restore_trace'(_1991932, _1991934))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1991932, _1991934))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1946162), _1991908, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_1946162)
   Fail: (212) [system] atomic(_1946162)
   Call: (212) [system] atom_chars(_1946162, ['B'])
   Exit: (212) [system] atom_chars('B', ['B'])
^  Exit: (211) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _2001308)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _2003166)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _2017320)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55798e5fad60), _2021110)
   Exit: (210) [system] get_char((0x55798e5fad60), ')')
   Call: (210) [system] _2001308=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [])
   Call: (209) [system] _1913214=['B']
   Exit: (209) [system] ['B']=['B']
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (208) [system] _1826992=['A', 'B']
   Exit: (208) [system] ['A', 'B']=['A', 'B']
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (207) [system] _1632032=['AndLink', 'A', 'B']
   Exit: (207) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _2034992)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _2036850)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _2044588)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _2047292)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'C')
   Call: (208) [system] 'C'=(;)
   Fail: (208) [system] 'C'=(;)
^  Call: (208) [user] is_like_space('C')
   Call: (209) [system] char_type('C', 'white')
   Fail: (209) [system] char_type('C', 'white')
   Call: (209) [system] char_type('C', end_of_line)
   Fail: (209) [system] char_type('C', end_of_line)
   Call: (209) [system] char_type('C', space)
   Fail: (209) [system] char_type('C', space)
   Call: (209) [system] char_type('C', cntrl)
   Fail: (209) [system] char_type('C', cntrl)
^  Fail: (208) [user] is_like_space('C')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _2062370)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'C')
   Call: (206) [system] 'C'=')'
   Fail: (206) [system] 'C'=')'
   Call: (206) [system] 'C'=end_of_file
   Fail: (206) [system] 'C'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _2067940)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _2069798)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'C')
   Call: (208) [system] 'C'=(;)
   Fail: (208) [system] 'C'=(;)
^  Call: (208) [user] is_like_space('C')
   Call: (209) [system] char_type('C', 'white')
   Fail: (209) [system] char_type('C', 'white')
   Call: (209) [system] char_type('C', end_of_line)
   Fail: (209) [system] char_type('C', end_of_line)
   Call: (209) [system] char_type('C', space)
   Fail: (209) [system] char_type('C', space)
   Call: (209) [system] char_type('C', cntrl)
   Fail: (209) [system] char_type('C', cntrl)
^  Fail: (208) [user] is_like_space('C')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _2083952)
   Exit: (207) [system] get_char((0x55798e5fad60), 'C')
   Call: (207) [system] 'C'='('
   Fail: (207) [system] 'C'='('
   Call: (207) [system] 'C'='['
   Fail: (207) [system] 'C'='['
   Call: (207) [system] 'C'='{'
   Fail: (207) [system] 'C'='{'
   Call: (207) [system] 'C'='"'
   Fail: (207) [system] 'C'='"'
   Call: (207) [system] 'C'=!
   Fail: (207) [system] 'C'=!
   Call: (207) [system] 'C'='\''
   Fail: (207) [system] 'C'='\''
   Call: (207) [system] 'C'='`'
   Fail: (207) [system] 'C'='`'
   Call: (207) [system] 'C'=end_of_file
   Fail: (207) [system] 'C'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55798e5fad60), 'C', _3748)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _8364)
   Call: (209) [system] peek_char((0x55798e5fad60), _9298)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_14018, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _8364=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (208) [user] classify_and_convert_charseq('C', [], _3748)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_20480, _20482), once(user:catch(read_from_chars(['C'], _3748), _20456, fail)), '$restore_trace'(_20480, _20482))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_20480, _20482))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _3748), _20456, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_3748)
   Fail: (209) [system] atomic(_3748)
   Call: (209) [system] atom_chars(_3748, ['C'])
   Exit: (209) [system] atom_chars('C', ['C'])
^  Exit: (208) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (207) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _29856)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _31714)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
   Call: (208) [system] ')'=(;)
   Fail: (208) [system] ')'=(;)
^  Call: (208) [user] is_like_space(')')
   Call: (209) [system] char_type(')', 'white')
   Fail: (209) [system] char_type(')', 'white')
   Call: (209) [system] char_type(')', end_of_line)
   Fail: (209) [system] char_type(')', end_of_line)
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] char_type(')', cntrl)
   Fail: (209) [system] char_type(')', cntrl)
^  Fail: (208) [user] is_like_space(')')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _45868)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
   Call: (207) [system] ')'=')'
   Exit: (207) [system] ')'=')'
   Call: (207) [system] get_char((0x55798e5fad60), _49658)
   Exit: (207) [system] get_char((0x55798e5fad60), ')')
   Call: (207) [system] _29856=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [])
   Call: (206) [system] _3744=['C']
   Exit: (206) [system] ['C']=['C']
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (205) [system] _3720=[['AndLink', 'A', 'B'], 'C']
   Exit: (205) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (204) [system] _3712=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (204) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _63540)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _65398)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _79552)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55798e5fad60), _83342)
   Exit: (203) [system] get_char((0x55798e5fad60), ')')
   Call: (203) [system] _63540=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [])
   Call: (202) [system] _3708=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (202) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (201) [system] _3666=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (201) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (200) [system] _3658=['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (200) [system] ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _97224)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _99082)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _113236)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55798e5fad60), _117026)
   Exit: (199) [system] get_char((0x55798e5fad60), ')')
   Call: (199) [system] _97224=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [])
   Call: (198) [system] _3654=[['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (198) [system] [['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (197) [system] _3630=[['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (197) [system] [['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (196) [system] _3622=[:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (196) [system] [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _130908)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _132766)
   Exit: (196) [system] peek_char((0x55798e5fad60), '\n')
   Call: (196) [system] '\n'=(;)
   Fail: (196) [system] '\n'=(;)
^  Call: (196) [user] is_like_space('\n')
   Call: (197) [system] char_type('\n', 'white')
   Fail: (197) [system] char_type('\n', 'white')
   Call: (197) [system] char_type('\n', end_of_line)
   Exit: (197) [system] char_type('\n', end_of_line)
^  Exit: (196) [user] is_like_space('\n')
   Call: (196) [system] get_char((0x55798e5fad60), _142360)
   Exit: (196) [system] get_char((0x55798e5fad60), '\n')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _145064)
   Exit: (197) [system] peek_char((0x55798e5fad60), '\t')
   Call: (197) [system] '\t'=(;)
   Fail: (197) [system] '\t'=(;)
^  Call: (197) [user] is_like_space('\t')
   Call: (198) [system] char_type('\t', 'white')
   Exit: (198) [system] char_type('\t', 'white')
^  Exit: (197) [user] is_like_space('\t')
   Call: (197) [system] get_char((0x55798e5fad60), _152802)
   Exit: (197) [system] get_char((0x55798e5fad60), '\t')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _155506)
   Exit: (198) [system] peek_char((0x55798e5fad60), '\t')
   Call: (198) [system] '\t'=(;)
   Fail: (198) [system] '\t'=(;)
^  Call: (198) [user] is_like_space('\t')
   Call: (199) [system] char_type('\t', 'white')
   Exit: (199) [system] char_type('\t', 'white')
^  Exit: (198) [user] is_like_space('\t')
   Call: (198) [system] get_char((0x55798e5fad60), _163244)
   Exit: (198) [system] get_char((0x55798e5fad60), '\t')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _165948)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _173686)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _176390)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _194240)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _199810)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _201668)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _215822)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _199810)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _221392)
   Exit: (198) [system] peek_char((0x55798e5fad60), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _235546)
   Exit: (197) [system] peek_char((0x55798e5fad60), :)
   Call: (197) [system] (:)=')'
   Fail: (197) [system] (:)=')'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _241116)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _242974)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _257128)
   Exit: (198) [system] get_char((0x55798e5fad60), :)
   Call: (198) [system] (:)='('
   Fail: (198) [system] (:)='('
   Call: (198) [system] (:)='['
   Fail: (198) [system] (:)='['
   Call: (198) [system] (:)='{'
   Fail: (198) [system] (:)='{'
   Call: (198) [system] (:)='"'
   Fail: (198) [system] (:)='"'
   Call: (198) [system] (:)=!
   Fail: (198) [system] (:)=!
   Call: (198) [system] (:)='\''
   Fail: (198) [system] (:)='\''
   Call: (198) [system] (:)='`'
   Fail: (198) [system] (:)='`'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), :, _241116)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _274770)
   Call: (200) [system] peek_char((0x55798e5fad60), _275704)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _274770=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (199) [user] classify_and_convert_charseq(:, [], _241116)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_285014, _285016), once(user:catch(read_from_chars([:], _241116), _284990, fail)), '$restore_trace'(_285014, _285016))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_285014, _285016))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _284990, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(:)
   Exit: (200) [system] atomic(:)
^  Exit: (199) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _292514)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _294372)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _302110)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _304814)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _319892)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _325462)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _327320)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _341474)
   Exit: (199) [system] get_char((0x55798e5fad60), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _325462)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _347044)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'C')
   Call: (201) [system] 'C'=(;)
   Fail: (201) [system] 'C'=(;)
^  Call: (201) [user] is_like_space('C')
   Call: (202) [system] char_type('C', 'white')
   Fail: (202) [system] char_type('C', 'white')
   Call: (202) [system] char_type('C', end_of_line)
   Fail: (202) [system] char_type('C', end_of_line)
   Call: (202) [system] char_type('C', space)
   Fail: (202) [system] char_type('C', space)
   Call: (202) [system] char_type('C', cntrl)
   Fail: (202) [system] char_type('C', cntrl)
^  Fail: (201) [user] is_like_space('C')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _361198)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'C')
   Call: (200) [system] 'C'=')'
   Fail: (200) [system] 'C'=')'
   Call: (200) [system] 'C'=end_of_file
   Fail: (200) [system] 'C'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _366768)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _368626)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'C')
   Call: (202) [system] 'C'=(;)
   Fail: (202) [system] 'C'=(;)
^  Call: (202) [user] is_like_space('C')
   Call: (203) [system] char_type('C', 'white')
   Fail: (203) [system] char_type('C', 'white')
   Call: (203) [system] char_type('C', end_of_line)
   Fail: (203) [system] char_type('C', end_of_line)
   Call: (203) [system] char_type('C', space)
   Fail: (203) [system] char_type('C', space)
   Call: (203) [system] char_type('C', cntrl)
   Fail: (203) [system] char_type('C', cntrl)
^  Fail: (202) [user] is_like_space('C')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _382780)
   Exit: (201) [system] get_char((0x55798e5fad60), 'C')
   Call: (201) [system] 'C'='('
   Fail: (201) [system] 'C'='('
   Call: (201) [system] 'C'='['
   Fail: (201) [system] 'C'='['
   Call: (201) [system] 'C'='{'
   Fail: (201) [system] 'C'='{'
   Call: (201) [system] 'C'='"'
   Fail: (201) [system] 'C'='"'
   Call: (201) [system] 'C'=!
   Fail: (201) [system] 'C'=!
   Call: (201) [system] 'C'='\''
   Fail: (201) [system] 'C'='\''
   Call: (201) [system] 'C'='`'
   Fail: (201) [system] 'C'='`'
   Call: (201) [system] 'C'=end_of_file
   Fail: (201) [system] 'C'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), 'C', _366768)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _400422)
   Call: (203) [system] peek_char((0x55798e5fad60), _401356)
   Exit: (203) [system] peek_char((0x55798e5fad60), o)
^  Call: (203) [user] is_delimiter(o)
   Call: (204) [system] char_type(o, space)
   Fail: (204) [system] char_type(o, space)
   Call: (204) [system] arg(_406076, v('(', ')', end_of_file), o)
   Fail: (204) [system] arg(_407008, v('(', ')', end_of_file), o)
^  Fail: (203) [user] is_delimiter(o)
   Call: (203) [system] ')'==o
   Fail: (203) [system] ')'==o
   Call: (203) [system] get_char((0x55798e5fad60), o)
   Exit: (203) [system] get_char((0x55798e5fad60), o)
   Call: (203) [system] o=(\)
   Fail: (203) [system] o=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _414358)
   Call: (204) [system] peek_char((0x55798e5fad60), _415292)
   Exit: (204) [system] peek_char((0x55798e5fad60), n)
^  Call: (204) [user] is_delimiter(n)
   Call: (205) [system] char_type(n, space)
   Fail: (205) [system] char_type(n, space)
   Call: (205) [system] arg(_420012, v('(', ')', end_of_file), n)
   Fail: (205) [system] arg(_420944, v('(', ')', end_of_file), n)
^  Fail: (204) [user] is_delimiter(n)
   Call: (204) [system] ')'==n
   Fail: (204) [system] ')'==n
   Call: (204) [system] get_char((0x55798e5fad60), n)
   Exit: (204) [system] get_char((0x55798e5fad60), n)
   Call: (204) [system] n=(\)
   Fail: (204) [system] n=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _428294)
   Call: (205) [system] peek_char((0x55798e5fad60), _429228)
   Exit: (205) [system] peek_char((0x55798e5fad60), j)
^  Call: (205) [user] is_delimiter(j)
   Call: (206) [system] char_type(j, space)
   Fail: (206) [system] char_type(j, space)
   Call: (206) [system] arg(_433948, v('(', ')', end_of_file), j)
   Fail: (206) [system] arg(_434880, v('(', ')', end_of_file), j)
^  Fail: (205) [user] is_delimiter(j)
   Call: (205) [system] ')'==j
   Fail: (205) [system] ')'==j
   Call: (205) [system] get_char((0x55798e5fad60), j)
   Exit: (205) [system] get_char((0x55798e5fad60), j)
   Call: (205) [system] j=(\)
   Fail: (205) [system] j=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _442230)
   Call: (206) [system] peek_char((0x55798e5fad60), _443164)
   Exit: (206) [system] peek_char((0x55798e5fad60), u)
^  Call: (206) [user] is_delimiter(u)
   Call: (207) [system] char_type(u, space)
   Fail: (207) [system] char_type(u, space)
   Call: (207) [system] arg(_447884, v('(', ')', end_of_file), u)
   Fail: (207) [system] arg(_448816, v('(', ')', end_of_file), u)
^  Fail: (206) [user] is_delimiter(u)
   Call: (206) [system] ')'==u
   Fail: (206) [system] ')'==u
   Call: (206) [system] get_char((0x55798e5fad60), u)
   Exit: (206) [system] get_char((0x55798e5fad60), u)
   Call: (206) [system] u=(\)
   Fail: (206) [system] u=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _456166)
   Call: (207) [system] peek_char((0x55798e5fad60), _457100)
   Exit: (207) [system] peek_char((0x55798e5fad60), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_461820, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_462752, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55798e5fad60), n)
   Exit: (207) [system] get_char((0x55798e5fad60), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _470102)
   Call: (208) [system] peek_char((0x55798e5fad60), _471036)
   Exit: (208) [system] peek_char((0x55798e5fad60), c)
^  Call: (208) [user] is_delimiter(c)
   Call: (209) [system] char_type(c, space)
   Fail: (209) [system] char_type(c, space)
   Call: (209) [system] arg(_475756, v('(', ')', end_of_file), c)
   Fail: (209) [system] arg(_476688, v('(', ')', end_of_file), c)
^  Fail: (208) [user] is_delimiter(c)
   Call: (208) [system] ')'==c
   Fail: (208) [system] ')'==c
   Call: (208) [system] get_char((0x55798e5fad60), c)
   Exit: (208) [system] get_char((0x55798e5fad60), c)
   Call: (208) [system] c=(\)
   Fail: (208) [system] c=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _484038)
   Call: (209) [system] peek_char((0x55798e5fad60), _484972)
   Exit: (209) [system] peek_char((0x55798e5fad60), t)
^  Call: (209) [user] is_delimiter(t)
   Call: (210) [system] char_type(t, space)
   Fail: (210) [system] char_type(t, space)
   Call: (210) [system] arg(_489692, v('(', ')', end_of_file), t)
   Fail: (210) [system] arg(_490624, v('(', ')', end_of_file), t)
^  Fail: (209) [user] is_delimiter(t)
   Call: (209) [system] ')'==t
   Fail: (209) [system] ')'==t
   Call: (209) [system] get_char((0x55798e5fad60), t)
   Exit: (209) [system] get_char((0x55798e5fad60), t)
   Call: (209) [system] t=(\)
   Fail: (209) [system] t=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _497974)
   Call: (210) [system] peek_char((0x55798e5fad60), _498908)
   Exit: (210) [system] peek_char((0x55798e5fad60), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_503628, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_504560, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55798e5fad60), i)
   Exit: (210) [system] get_char((0x55798e5fad60), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _511910)
   Call: (211) [system] peek_char((0x55798e5fad60), _512844)
   Exit: (211) [system] peek_char((0x55798e5fad60), o)
^  Call: (211) [user] is_delimiter(o)
   Call: (212) [system] char_type(o, space)
   Fail: (212) [system] char_type(o, space)
   Call: (212) [system] arg(_517564, v('(', ')', end_of_file), o)
   Fail: (212) [system] arg(_518496, v('(', ')', end_of_file), o)
^  Fail: (211) [user] is_delimiter(o)
   Call: (211) [system] ')'==o
   Fail: (211) [system] ')'==o
   Call: (211) [system] get_char((0x55798e5fad60), o)
   Exit: (211) [system] get_char((0x55798e5fad60), o)
   Call: (211) [system] o=(\)
   Fail: (211) [system] o=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _525846)
   Call: (212) [system] peek_char((0x55798e5fad60), _526780)
   Exit: (212) [system] peek_char((0x55798e5fad60), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_531500, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_532432, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55798e5fad60), n)
   Exit: (212) [system] get_char((0x55798e5fad60), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _539782)
   Call: (213) [system] peek_char((0x55798e5fad60), _540716)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (213) [user] is_delimiter('I')
   Call: (214) [system] char_type('I', space)
   Fail: (214) [system] char_type('I', space)
   Call: (214) [system] arg(_545436, v('(', ')', end_of_file), 'I')
   Fail: (214) [system] arg(_546368, v('(', ')', end_of_file), 'I')
^  Fail: (213) [user] is_delimiter('I')
   Call: (213) [system] ')'=='I'
   Fail: (213) [system] ')'=='I'
   Call: (213) [system] get_char((0x55798e5fad60), 'I')
   Exit: (213) [system] get_char((0x55798e5fad60), 'I')
   Call: (213) [system] 'I'=(\)
   Fail: (213) [system] 'I'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _553718)
   Call: (214) [system] peek_char((0x55798e5fad60), _554652)
   Exit: (214) [system] peek_char((0x55798e5fad60), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_559372, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_560304, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55798e5fad60), n)
   Exit: (214) [system] get_char((0x55798e5fad60), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _567654)
   Call: (215) [system] peek_char((0x55798e5fad60), _568588)
   Exit: (215) [system] peek_char((0x55798e5fad60), t)
^  Call: (215) [user] is_delimiter(t)
   Call: (216) [system] char_type(t, space)
   Fail: (216) [system] char_type(t, space)
   Call: (216) [system] arg(_573308, v('(', ')', end_of_file), t)
   Fail: (216) [system] arg(_574240, v('(', ')', end_of_file), t)
^  Fail: (215) [user] is_delimiter(t)
   Call: (215) [system] ')'==t
   Fail: (215) [system] ')'==t
   Call: (215) [system] get_char((0x55798e5fad60), t)
   Exit: (215) [system] get_char((0x55798e5fad60), t)
   Call: (215) [system] t=(\)
   Fail: (215) [system] t=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _581590)
   Call: (216) [system] peek_char((0x55798e5fad60), _582524)
   Exit: (216) [system] peek_char((0x55798e5fad60), r)
^  Call: (216) [user] is_delimiter(r)
   Call: (217) [system] char_type(r, space)
   Fail: (217) [system] char_type(r, space)
   Call: (217) [system] arg(_587244, v('(', ')', end_of_file), r)
   Fail: (217) [system] arg(_588176, v('(', ')', end_of_file), r)
^  Fail: (216) [user] is_delimiter(r)
   Call: (216) [system] ')'==r
   Fail: (216) [system] ')'==r
   Call: (216) [system] get_char((0x55798e5fad60), r)
   Exit: (216) [system] get_char((0x55798e5fad60), r)
   Call: (216) [system] r=(\)
   Fail: (216) [system] r=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _595526)
   Call: (217) [system] peek_char((0x55798e5fad60), _596460)
   Exit: (217) [system] peek_char((0x55798e5fad60), o)
^  Call: (217) [user] is_delimiter(o)
   Call: (218) [system] char_type(o, space)
   Fail: (218) [system] char_type(o, space)
   Call: (218) [system] arg(_601180, v('(', ')', end_of_file), o)
   Fail: (218) [system] arg(_602112, v('(', ')', end_of_file), o)
^  Fail: (217) [user] is_delimiter(o)
   Call: (217) [system] ')'==o
   Fail: (217) [system] ')'==o
   Call: (217) [system] get_char((0x55798e5fad60), o)
   Exit: (217) [system] get_char((0x55798e5fad60), o)
   Call: (217) [system] o=(\)
   Fail: (217) [system] o=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _609462)
   Call: (218) [system] peek_char((0x55798e5fad60), _610396)
   Exit: (218) [system] peek_char((0x55798e5fad60), d)
^  Call: (218) [user] is_delimiter(d)
   Call: (219) [system] char_type(d, space)
   Fail: (219) [system] char_type(d, space)
   Call: (219) [system] arg(_615116, v('(', ')', end_of_file), d)
   Fail: (219) [system] arg(_616048, v('(', ')', end_of_file), d)
^  Fail: (218) [user] is_delimiter(d)
   Call: (218) [system] ')'==d
   Fail: (218) [system] ')'==d
   Call: (218) [system] get_char((0x55798e5fad60), d)
   Exit: (218) [system] get_char((0x55798e5fad60), d)
   Call: (218) [system] d=(\)
   Fail: (218) [system] d=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _623398)
   Call: (219) [system] peek_char((0x55798e5fad60), _624332)
   Exit: (219) [system] peek_char((0x55798e5fad60), u)
^  Call: (219) [user] is_delimiter(u)
   Call: (220) [system] char_type(u, space)
   Fail: (220) [system] char_type(u, space)
   Call: (220) [system] arg(_629052, v('(', ')', end_of_file), u)
   Fail: (220) [system] arg(_629984, v('(', ')', end_of_file), u)
^  Fail: (219) [user] is_delimiter(u)
   Call: (219) [system] ')'==u
   Fail: (219) [system] ')'==u
   Call: (219) [system] get_char((0x55798e5fad60), u)
   Exit: (219) [system] get_char((0x55798e5fad60), u)
   Call: (219) [system] u=(\)
   Fail: (219) [system] u=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _637334)
   Call: (220) [system] peek_char((0x55798e5fad60), _638268)
   Exit: (220) [system] peek_char((0x55798e5fad60), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_642988, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_643920, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55798e5fad60), c)
   Exit: (220) [system] get_char((0x55798e5fad60), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _651270)
   Call: (221) [system] peek_char((0x55798e5fad60), _652204)
   Exit: (221) [system] peek_char((0x55798e5fad60), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_656924, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_657856, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55798e5fad60), t)
   Exit: (221) [system] get_char((0x55798e5fad60), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _665206)
   Call: (222) [system] peek_char((0x55798e5fad60), _666140)
   Exit: (222) [system] peek_char((0x55798e5fad60), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_670860, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_671792, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55798e5fad60), i)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _679142)
   Call: (223) [system] peek_char((0x55798e5fad60), _680076)
   Exit: (223) [system] peek_char((0x55798e5fad60), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_684796, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_685728, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55798e5fad60), o)
   Exit: (223) [system] get_char((0x55798e5fad60), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _693078)
   Call: (224) [system] peek_char((0x55798e5fad60), _694012)
   Exit: (224) [system] peek_char((0x55798e5fad60), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_698732, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_699664, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55798e5fad60), n)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _707014)
   Call: (225) [system] peek_char((0x55798e5fad60), _707948)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _707014=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (224) [system] _693078=[n]
   Exit: (224) [system] [n]=[n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (223) [system] _679142=[o, n]
   Exit: (223) [system] [o, n]=[o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (222) [system] _665206=[i, o, n]
   Exit: (222) [system] [i, o, n]=[i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (221) [system] _651270=[t, i, o, n]
   Exit: (221) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (220) [system] _637334=[c, t, i, o, n]
   Exit: (220) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (219) [system] _623398=[u, c, t, i, o, n]
   Exit: (219) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (218) [system] _609462=[d, u, c, t, i, o, n]
   Exit: (218) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (217) [system] _595526=[o, d, u, c, t, i, o, n]
   Exit: (217) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (216) [system] _581590=[r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _567654=[t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _553718=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _539782=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _525846=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _511910=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _497974=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _484038=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _470102=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _456166=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (206) [system] _442230=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (206) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (205) [system] _428294=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (205) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (204) [system] _414358=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (204) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (203) [system] _400422=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (203) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (202) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _366768)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_778726, _778728), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _366768), _778702, fail)), '$restore_trace'(_778726, _778728))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_778726, _778728))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _366768), _778702, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_366768)
   Fail: (203) [system] atomic(_366768)
   Call: (203) [system] atom_chars(_366768, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (203) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (202) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionIntroduction')
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionIntroduction')
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _788102)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _789960)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _797698)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _800402)
   Exit: (203) [system] peek_char((0x55798e5fad60), a)
   Call: (203) [system] a=(;)
   Fail: (203) [system] a=(;)
^  Call: (203) [user] is_like_space(a)
   Call: (204) [system] char_type(a, 'white')
   Fail: (204) [system] char_type(a, 'white')
   Call: (204) [system] char_type(a, end_of_line)
   Fail: (204) [system] char_type(a, end_of_line)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] char_type(a, cntrl)
   Fail: (204) [system] char_type(a, cntrl)
^  Fail: (203) [user] is_like_space(a)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _815480)
   Exit: (201) [system] peek_char((0x55798e5fad60), a)
   Call: (201) [system] a=')'
   Fail: (201) [system] a=')'
   Call: (201) [system] a=end_of_file
   Fail: (201) [system] a=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _821050)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _822908)
   Exit: (203) [system] peek_char((0x55798e5fad60), a)
   Call: (203) [system] a=(;)
   Fail: (203) [system] a=(;)
^  Call: (203) [user] is_like_space(a)
   Call: (204) [system] char_type(a, 'white')
   Fail: (204) [system] char_type(a, 'white')
   Call: (204) [system] char_type(a, end_of_line)
   Fail: (204) [system] char_type(a, end_of_line)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] char_type(a, cntrl)
   Fail: (204) [system] char_type(a, cntrl)
^  Fail: (203) [user] is_like_space(a)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _837062)
   Exit: (202) [system] get_char((0x55798e5fad60), a)
   Call: (202) [system] a='('
   Fail: (202) [system] a='('
   Call: (202) [system] a='['
   Fail: (202) [system] a='['
   Call: (202) [system] a='{'
   Fail: (202) [system] a='{'
   Call: (202) [system] a='"'
   Fail: (202) [system] a='"'
   Call: (202) [system] a=!
   Fail: (202) [system] a=!
   Call: (202) [system] a='\''
   Fail: (202) [system] a='\''
   Call: (202) [system] a='`'
   Fail: (202) [system] a='`'
   Call: (202) [system] a=end_of_file
   Fail: (202) [system] a=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), a, _821050)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _854704)
   Call: (204) [system] peek_char((0x55798e5fad60), _855638)
   Exit: (204) [system] peek_char((0x55798e5fad60), b)
^  Call: (204) [user] is_delimiter(b)
   Call: (205) [system] char_type(b, space)
   Fail: (205) [system] char_type(b, space)
   Call: (205) [system] arg(_860358, v('(', ')', end_of_file), b)
   Fail: (205) [system] arg(_861290, v('(', ')', end_of_file), b)
^  Fail: (204) [user] is_delimiter(b)
   Call: (204) [system] ')'==b
   Fail: (204) [system] ')'==b
   Call: (204) [system] get_char((0x55798e5fad60), b)
   Exit: (204) [system] get_char((0x55798e5fad60), b)
   Call: (204) [system] b=(\)
   Fail: (204) [system] b=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _868640)
   Call: (205) [system] peek_char((0x55798e5fad60), _869574)
   Exit: (205) [system] peek_char((0x55798e5fad60), c)
^  Call: (205) [user] is_delimiter(c)
   Call: (206) [system] char_type(c, space)
   Fail: (206) [system] char_type(c, space)
   Call: (206) [system] arg(_874294, v('(', ')', end_of_file), c)
   Fail: (206) [system] arg(_875226, v('(', ')', end_of_file), c)
^  Fail: (205) [user] is_delimiter(c)
   Call: (205) [system] ')'==c
   Fail: (205) [system] ')'==c
   Call: (205) [system] get_char((0x55798e5fad60), c)
   Exit: (205) [system] get_char((0x55798e5fad60), c)
   Call: (205) [system] c=(\)
   Fail: (205) [system] c=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _882576)
   Call: (206) [system] peek_char((0x55798e5fad60), _883510)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _882576=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _868640=[c]
   Exit: (205) [system] [c]=[c]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (204) [system] _854704=[b, c]
   Exit: (204) [system] [b, c]=[b, c]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (203) [user] classify_and_convert_charseq(a, [b, c], _821050)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_898408, _898410), once(user:catch(read_from_chars([a, b, c], _821050), _898384, fail)), '$restore_trace'(_898408, _898410))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_898408, _898410))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _898384, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(abc)
   Exit: (204) [system] atomic(abc)
^  Exit: (203) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _905908)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _907766)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _915504)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _918208)
   Exit: (204) [system] peek_char((0x55798e5fad60), c)
   Call: (204) [system] c=(;)
   Fail: (204) [system] c=(;)
^  Call: (204) [user] is_like_space(c)
   Call: (205) [system] char_type(c, 'white')
   Fail: (205) [system] char_type(c, 'white')
   Call: (205) [system] char_type(c, end_of_line)
   Fail: (205) [system] char_type(c, end_of_line)
   Call: (205) [system] char_type(c, space)
   Fail: (205) [system] char_type(c, space)
   Call: (205) [system] char_type(c, cntrl)
   Fail: (205) [system] char_type(c, cntrl)
^  Fail: (204) [user] is_like_space(c)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _933286)
   Exit: (202) [system] peek_char((0x55798e5fad60), c)
   Call: (202) [system] c=')'
   Fail: (202) [system] c=')'
   Call: (202) [system] c=end_of_file
   Fail: (202) [system] c=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _938856)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _940714)
   Exit: (204) [system] peek_char((0x55798e5fad60), c)
   Call: (204) [system] c=(;)
   Fail: (204) [system] c=(;)
^  Call: (204) [user] is_like_space(c)
   Call: (205) [system] char_type(c, 'white')
   Fail: (205) [system] char_type(c, 'white')
   Call: (205) [system] char_type(c, end_of_line)
   Fail: (205) [system] char_type(c, end_of_line)
   Call: (205) [system] char_type(c, space)
   Fail: (205) [system] char_type(c, space)
   Call: (205) [system] char_type(c, cntrl)
   Fail: (205) [system] char_type(c, cntrl)
^  Fail: (204) [user] is_like_space(c)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _954868)
   Exit: (203) [system] get_char((0x55798e5fad60), c)
   Call: (203) [system] c='('
   Fail: (203) [system] c='('
   Call: (203) [system] c='['
   Fail: (203) [system] c='['
   Call: (203) [system] c='{'
   Fail: (203) [system] c='{'
   Call: (203) [system] c='"'
   Fail: (203) [system] c='"'
   Call: (203) [system] c=!
   Fail: (203) [system] c=!
   Call: (203) [system] c='\''
   Fail: (203) [system] c='\''
   Call: (203) [system] c='`'
   Fail: (203) [system] c='`'
   Call: (203) [system] c=end_of_file
   Fail: (203) [system] c=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), c, _938856)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _972510)
   Call: (205) [system] peek_char((0x55798e5fad60), _973444)
   Exit: (205) [system] peek_char((0x55798e5fad60), d)
^  Call: (205) [user] is_delimiter(d)
   Call: (206) [system] char_type(d, space)
   Fail: (206) [system] char_type(d, space)
   Call: (206) [system] arg(_978164, v('(', ')', end_of_file), d)
   Fail: (206) [system] arg(_979096, v('(', ')', end_of_file), d)
^  Fail: (205) [user] is_delimiter(d)
   Call: (205) [system] ')'==d
   Fail: (205) [system] ')'==d
   Call: (205) [system] get_char((0x55798e5fad60), d)
   Exit: (205) [system] get_char((0x55798e5fad60), d)
   Call: (205) [system] d=(\)
   Fail: (205) [system] d=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _986446)
   Call: (206) [system] peek_char((0x55798e5fad60), _987380)
   Exit: (206) [system] peek_char((0x55798e5fad60), e)
^  Call: (206) [user] is_delimiter(e)
   Call: (207) [system] char_type(e, space)
   Fail: (207) [system] char_type(e, space)
   Call: (207) [system] arg(_992100, v('(', ')', end_of_file), e)
   Fail: (207) [system] arg(_993032, v('(', ')', end_of_file), e)
^  Fail: (206) [user] is_delimiter(e)
   Call: (206) [system] ')'==e
   Fail: (206) [system] ')'==e
   Call: (206) [system] get_char((0x55798e5fad60), e)
   Exit: (206) [system] get_char((0x55798e5fad60), e)
   Call: (206) [system] e=(\)
   Fail: (206) [system] e=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1000382)
   Call: (207) [system] peek_char((0x55798e5fad60), _1001316)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
^  Call: (207) [user] is_delimiter(')')
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] arg(_1006036, v('(', ')', end_of_file), ')')
   Exit: (208) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (207) [user] is_delimiter(')')
   Call: (207) [system] _1000382=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (206) [system] _986446=[e]
   Exit: (206) [system] [e]=[e]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (205) [system] _972510=[d, e]
   Exit: (205) [system] [d, e]=[d, e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (204) [user] classify_and_convert_charseq(c, [d, e], _938856)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_1018086, _1018088), once(user:catch(read_from_chars([c, d, e], _938856), _1018062, fail)), '$restore_trace'(_1018086, _1018088))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_1018086, _1018088))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1018062, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(cde)
   Exit: (205) [system] atomic(cde)
^  Exit: (204) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _1025586)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1027444)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1041598)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55798e5fad60), _1045388)
   Exit: (203) [system] get_char((0x55798e5fad60), ')')
   Call: (203) [system] _1025586=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [])
   Call: (202) [system] _905908=[cde]
   Exit: (202) [system] [cde]=[cde]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [cde])
   Call: (201) [system] _788102=[abc, cde]
   Exit: (201) [system] [abc, cde]=[abc, cde]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [abc, cde])
   Call: (200) [system] _325462=['ConjunctionIntroduction', abc, cde]
   Exit: (200) [system] ['ConjunctionIntroduction', abc, cde]=['ConjunctionIntroduction', abc, cde]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), ['ConjunctionIntroduction', abc, cde])
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), ['ConjunctionIntroduction', abc, cde])
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1059270)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1061128)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1068866)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1071570)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1086648)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1092218)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1094076)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1108230)
   Exit: (200) [system] get_char((0x55798e5fad60), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1092218)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1113800)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'A')
   Call: (202) [system] 'A'=(;)
   Fail: (202) [system] 'A'=(;)
^  Call: (202) [user] is_like_space('A')
   Call: (203) [system] char_type('A', 'white')
   Fail: (203) [system] char_type('A', 'white')
   Call: (203) [system] char_type('A', end_of_line)
   Fail: (203) [system] char_type('A', end_of_line)
   Call: (203) [system] char_type('A', space)
   Fail: (203) [system] char_type('A', space)
   Call: (203) [system] char_type('A', cntrl)
   Fail: (203) [system] char_type('A', cntrl)
^  Fail: (202) [user] is_like_space('A')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1127954)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'A')
   Call: (201) [system] 'A'=')'
   Fail: (201) [system] 'A'=')'
   Call: (201) [system] 'A'=end_of_file
   Fail: (201) [system] 'A'=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1133524)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1135382)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'A')
   Call: (203) [system] 'A'=(;)
   Fail: (203) [system] 'A'=(;)
^  Call: (203) [user] is_like_space('A')
   Call: (204) [system] char_type('A', 'white')
   Fail: (204) [system] char_type('A', 'white')
   Call: (204) [system] char_type('A', end_of_line)
   Fail: (204) [system] char_type('A', end_of_line)
   Call: (204) [system] char_type('A', space)
   Fail: (204) [system] char_type('A', space)
   Call: (204) [system] char_type('A', cntrl)
   Fail: (204) [system] char_type('A', cntrl)
^  Fail: (203) [user] is_like_space('A')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1149536)
   Exit: (202) [system] get_char((0x55798e5fad60), 'A')
   Call: (202) [system] 'A'='('
   Fail: (202) [system] 'A'='('
   Call: (202) [system] 'A'='['
   Fail: (202) [system] 'A'='['
   Call: (202) [system] 'A'='{'
   Fail: (202) [system] 'A'='{'
   Call: (202) [system] 'A'='"'
   Fail: (202) [system] 'A'='"'
   Call: (202) [system] 'A'=!
   Fail: (202) [system] 'A'=!
   Call: (202) [system] 'A'='\''
   Fail: (202) [system] 'A'='\''
   Call: (202) [system] 'A'='`'
   Fail: (202) [system] 'A'='`'
   Call: (202) [system] 'A'=end_of_file
   Fail: (202) [system] 'A'=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1133524)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1167178)
   Call: (204) [system] peek_char((0x55798e5fad60), _1168112)
   Exit: (204) [system] peek_char((0x55798e5fad60), n)
^  Call: (204) [user] is_delimiter(n)
   Call: (205) [system] char_type(n, space)
   Fail: (205) [system] char_type(n, space)
   Call: (205) [system] arg(_1172832, v('(', ')', end_of_file), n)
   Fail: (205) [system] arg(_1173764, v('(', ')', end_of_file), n)
^  Fail: (204) [user] is_delimiter(n)
   Call: (204) [system] ')'==n
   Fail: (204) [system] ')'==n
   Call: (204) [system] get_char((0x55798e5fad60), n)
   Exit: (204) [system] get_char((0x55798e5fad60), n)
   Call: (204) [system] n=(\)
   Fail: (204) [system] n=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1181114)
   Call: (205) [system] peek_char((0x55798e5fad60), _1182048)
   Exit: (205) [system] peek_char((0x55798e5fad60), d)
^  Call: (205) [user] is_delimiter(d)
   Call: (206) [system] char_type(d, space)
   Fail: (206) [system] char_type(d, space)
   Call: (206) [system] arg(_1186768, v('(', ')', end_of_file), d)
   Fail: (206) [system] arg(_1187700, v('(', ')', end_of_file), d)
^  Fail: (205) [user] is_delimiter(d)
   Call: (205) [system] ')'==d
   Fail: (205) [system] ')'==d
   Call: (205) [system] get_char((0x55798e5fad60), d)
   Exit: (205) [system] get_char((0x55798e5fad60), d)
   Call: (205) [system] d=(\)
   Fail: (205) [system] d=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1195050)
   Call: (206) [system] peek_char((0x55798e5fad60), _1195984)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (206) [user] is_delimiter('L')
   Call: (207) [system] char_type('L', space)
   Fail: (207) [system] char_type('L', space)
   Call: (207) [system] arg(_1200704, v('(', ')', end_of_file), 'L')
   Fail: (207) [system] arg(_1201636, v('(', ')', end_of_file), 'L')
^  Fail: (206) [user] is_delimiter('L')
   Call: (206) [system] ')'=='L'
   Fail: (206) [system] ')'=='L'
   Call: (206) [system] get_char((0x55798e5fad60), 'L')
   Exit: (206) [system] get_char((0x55798e5fad60), 'L')
   Call: (206) [system] 'L'=(\)
   Fail: (206) [system] 'L'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1208986)
   Call: (207) [system] peek_char((0x55798e5fad60), _1209920)
   Exit: (207) [system] peek_char((0x55798e5fad60), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1214640, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1215572, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55798e5fad60), i)
   Exit: (207) [system] get_char((0x55798e5fad60), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1222922)
   Call: (208) [system] peek_char((0x55798e5fad60), _1223856)
   Exit: (208) [system] peek_char((0x55798e5fad60), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1228576, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1229508, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55798e5fad60), n)
   Exit: (208) [system] get_char((0x55798e5fad60), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1236858)
   Call: (209) [system] peek_char((0x55798e5fad60), _1237792)
   Exit: (209) [system] peek_char((0x55798e5fad60), k)
^  Call: (209) [user] is_delimiter(k)
   Call: (210) [system] char_type(k, space)
   Fail: (210) [system] char_type(k, space)
   Call: (210) [system] arg(_1242512, v('(', ')', end_of_file), k)
   Fail: (210) [system] arg(_1243444, v('(', ')', end_of_file), k)
^  Fail: (209) [user] is_delimiter(k)
   Call: (209) [system] ')'==k
   Fail: (209) [system] ')'==k
   Call: (209) [system] get_char((0x55798e5fad60), k)
   Exit: (209) [system] get_char((0x55798e5fad60), k)
   Call: (209) [system] k=(\)
   Fail: (209) [system] k=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1250794)
   Call: (210) [system] peek_char((0x55798e5fad60), _1251728)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1250794=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _1236858=[k]
   Exit: (209) [system] [k]=[k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (208) [system] _1222922=[n, k]
   Exit: (208) [system] [n, k]=[n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (207) [system] _1208986=[i, n, k]
   Exit: (207) [system] [i, n, k]=[i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (206) [system] _1195050=['L', i, n, k]
   Exit: (206) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (205) [system] _1181114=[d, 'L', i, n, k]
   Exit: (205) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (204) [system] _1167178=[n, d, 'L', i, n, k]
   Exit: (204) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (203) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1133524)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_1277802, _1277804), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1133524), _1277778, fail)), '$restore_trace'(_1277802, _1277804))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_1277802, _1277804))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1133524), _1277778, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_1133524)
   Fail: (204) [system] atomic(_1133524)
   Call: (204) [system] atom_chars(_1133524, ['A', n, d, 'L', i, n, k])
   Exit: (204) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (203) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1287178)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1289036)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1296774)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1299478)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1314556)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=')'
   Fail: (202) [system] '('=')'
   Call: (202) [system] '('=end_of_file
   Fail: (202) [system] '('=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1320126)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1321984)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _1336138)
   Exit: (203) [system] get_char((0x55798e5fad60), '(')
   Call: (203) [system] '('='('
   Exit: (203) [system] '('='('
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _1320126)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1341708)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'I')
   Call: (205) [system] 'I'=(;)
   Fail: (205) [system] 'I'=(;)
^  Call: (205) [user] is_like_space('I')
   Call: (206) [system] char_type('I', 'white')
   Fail: (206) [system] char_type('I', 'white')
   Call: (206) [system] char_type('I', end_of_line)
   Fail: (206) [system] char_type('I', end_of_line)
   Call: (206) [system] char_type('I', space)
   Fail: (206) [system] char_type('I', space)
   Call: (206) [system] char_type('I', cntrl)
   Fail: (206) [system] char_type('I', cntrl)
^  Fail: (205) [user] is_like_space('I')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1355862)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'I')
   Call: (204) [system] 'I'=')'
   Fail: (204) [system] 'I'=')'
   Call: (204) [system] 'I'=end_of_file
   Fail: (204) [system] 'I'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _1361432)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1363290)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'I')
   Call: (206) [system] 'I'=(;)
   Fail: (206) [system] 'I'=(;)
^  Call: (206) [user] is_like_space('I')
   Call: (207) [system] char_type('I', 'white')
   Fail: (207) [system] char_type('I', 'white')
   Call: (207) [system] char_type('I', end_of_line)
   Fail: (207) [system] char_type('I', end_of_line)
   Call: (207) [system] char_type('I', space)
   Fail: (207) [system] char_type('I', space)
   Call: (207) [system] char_type('I', cntrl)
   Fail: (207) [system] char_type('I', cntrl)
^  Fail: (206) [user] is_like_space('I')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _1377444)
   Exit: (205) [system] get_char((0x55798e5fad60), 'I')
   Call: (205) [system] 'I'='('
   Fail: (205) [system] 'I'='('
   Call: (205) [system] 'I'='['
   Fail: (205) [system] 'I'='['
   Call: (205) [system] 'I'='{'
   Fail: (205) [system] 'I'='{'
   Call: (205) [system] 'I'='"'
   Fail: (205) [system] 'I'='"'
   Call: (205) [system] 'I'=!
   Fail: (205) [system] 'I'=!
   Call: (205) [system] 'I'='\''
   Fail: (205) [system] 'I'='\''
   Call: (205) [system] 'I'='`'
   Fail: (205) [system] 'I'='`'
   Call: (205) [system] 'I'=end_of_file
   Fail: (205) [system] 'I'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1361432)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1395086)
   Call: (207) [system] peek_char((0x55798e5fad60), _1396020)
   Exit: (207) [system] peek_char((0x55798e5fad60), m)
^  Call: (207) [user] is_delimiter(m)
   Call: (208) [system] char_type(m, space)
   Fail: (208) [system] char_type(m, space)
   Call: (208) [system] arg(_1400740, v('(', ')', end_of_file), m)
   Fail: (208) [system] arg(_1401672, v('(', ')', end_of_file), m)
^  Fail: (207) [user] is_delimiter(m)
   Call: (207) [system] ')'==m
   Fail: (207) [system] ')'==m
   Call: (207) [system] get_char((0x55798e5fad60), m)
   Exit: (207) [system] get_char((0x55798e5fad60), m)
   Call: (207) [system] m=(\)
   Fail: (207) [system] m=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1409022)
   Call: (208) [system] peek_char((0x55798e5fad60), _1409956)
   Exit: (208) [system] peek_char((0x55798e5fad60), p)
^  Call: (208) [user] is_delimiter(p)
   Call: (209) [system] char_type(p, space)
   Fail: (209) [system] char_type(p, space)
   Call: (209) [system] arg(_1414676, v('(', ')', end_of_file), p)
   Fail: (209) [system] arg(_1415608, v('(', ')', end_of_file), p)
^  Fail: (208) [user] is_delimiter(p)
   Call: (208) [system] ')'==p
   Fail: (208) [system] ')'==p
   Call: (208) [system] get_char((0x55798e5fad60), p)
   Exit: (208) [system] get_char((0x55798e5fad60), p)
   Call: (208) [system] p=(\)
   Fail: (208) [system] p=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1422958)
   Call: (209) [system] peek_char((0x55798e5fad60), _1423892)
   Exit: (209) [system] peek_char((0x55798e5fad60), l)
^  Call: (209) [user] is_delimiter(l)
   Call: (210) [system] char_type(l, space)
   Fail: (210) [system] char_type(l, space)
   Call: (210) [system] arg(_1428612, v('(', ')', end_of_file), l)
   Fail: (210) [system] arg(_1429544, v('(', ')', end_of_file), l)
^  Fail: (209) [user] is_delimiter(l)
   Call: (209) [system] ')'==l
   Fail: (209) [system] ')'==l
   Call: (209) [system] get_char((0x55798e5fad60), l)
   Exit: (209) [system] get_char((0x55798e5fad60), l)
   Call: (209) [system] l=(\)
   Fail: (209) [system] l=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1436894)
   Call: (210) [system] peek_char((0x55798e5fad60), _1437828)
   Exit: (210) [system] peek_char((0x55798e5fad60), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_1442548, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_1443480, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55798e5fad60), i)
   Exit: (210) [system] get_char((0x55798e5fad60), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1450830)
   Call: (211) [system] peek_char((0x55798e5fad60), _1451764)
   Exit: (211) [system] peek_char((0x55798e5fad60), c)
^  Call: (211) [user] is_delimiter(c)
   Call: (212) [system] char_type(c, space)
   Fail: (212) [system] char_type(c, space)
   Call: (212) [system] arg(_1456484, v('(', ')', end_of_file), c)
   Fail: (212) [system] arg(_1457416, v('(', ')', end_of_file), c)
^  Fail: (211) [user] is_delimiter(c)
   Call: (211) [system] ')'==c
   Fail: (211) [system] ')'==c
   Call: (211) [system] get_char((0x55798e5fad60), c)
   Exit: (211) [system] get_char((0x55798e5fad60), c)
   Call: (211) [system] c=(\)
   Fail: (211) [system] c=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1464766)
   Call: (212) [system] peek_char((0x55798e5fad60), _1465700)
   Exit: (212) [system] peek_char((0x55798e5fad60), a)
^  Call: (212) [user] is_delimiter(a)
   Call: (213) [system] char_type(a, space)
   Fail: (213) [system] char_type(a, space)
   Call: (213) [system] arg(_1470420, v('(', ')', end_of_file), a)
   Fail: (213) [system] arg(_1471352, v('(', ')', end_of_file), a)
^  Fail: (212) [user] is_delimiter(a)
   Call: (212) [system] ')'==a
   Fail: (212) [system] ')'==a
   Call: (212) [system] get_char((0x55798e5fad60), a)
   Exit: (212) [system] get_char((0x55798e5fad60), a)
   Call: (212) [system] a=(\)
   Fail: (212) [system] a=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1478702)
   Call: (213) [system] peek_char((0x55798e5fad60), _1479636)
   Exit: (213) [system] peek_char((0x55798e5fad60), t)
^  Call: (213) [user] is_delimiter(t)
   Call: (214) [system] char_type(t, space)
   Fail: (214) [system] char_type(t, space)
   Call: (214) [system] arg(_1484356, v('(', ')', end_of_file), t)
   Fail: (214) [system] arg(_1485288, v('(', ')', end_of_file), t)
^  Fail: (213) [user] is_delimiter(t)
   Call: (213) [system] ')'==t
   Fail: (213) [system] ')'==t
   Call: (213) [system] get_char((0x55798e5fad60), t)
   Exit: (213) [system] get_char((0x55798e5fad60), t)
   Call: (213) [system] t=(\)
   Fail: (213) [system] t=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1492638)
   Call: (214) [system] peek_char((0x55798e5fad60), _1493572)
   Exit: (214) [system] peek_char((0x55798e5fad60), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_1498292, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_1499224, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55798e5fad60), i)
   Exit: (214) [system] get_char((0x55798e5fad60), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1506574)
   Call: (215) [system] peek_char((0x55798e5fad60), _1507508)
   Exit: (215) [system] peek_char((0x55798e5fad60), o)
^  Call: (215) [user] is_delimiter(o)
   Call: (216) [system] char_type(o, space)
   Fail: (216) [system] char_type(o, space)
   Call: (216) [system] arg(_1512228, v('(', ')', end_of_file), o)
   Fail: (216) [system] arg(_1513160, v('(', ')', end_of_file), o)
^  Fail: (215) [user] is_delimiter(o)
   Call: (215) [system] ')'==o
   Fail: (215) [system] ')'==o
   Call: (215) [system] get_char((0x55798e5fad60), o)
   Exit: (215) [system] get_char((0x55798e5fad60), o)
   Call: (215) [system] o=(\)
   Fail: (215) [system] o=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1520510)
   Call: (216) [system] peek_char((0x55798e5fad60), _1521444)
   Exit: (216) [system] peek_char((0x55798e5fad60), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1526164, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1527096, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55798e5fad60), n)
   Exit: (216) [system] get_char((0x55798e5fad60), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1534446)
   Call: (217) [system] peek_char((0x55798e5fad60), _1535380)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _1534446=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (216) [system] _1520510=[n]
   Exit: (216) [system] [n]=[n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (215) [system] _1506574=[o, n]
   Exit: (215) [system] [o, n]=[o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (214) [system] _1492638=[i, o, n]
   Exit: (214) [system] [i, o, n]=[i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (213) [system] _1478702=[t, i, o, n]
   Exit: (213) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (212) [system] _1464766=[a, t, i, o, n]
   Exit: (212) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (211) [system] _1450830=[c, a, t, i, o, n]
   Exit: (211) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (210) [system] _1436894=[i, c, a, t, i, o, n]
   Exit: (210) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (209) [system] _1422958=[l, i, c, a, t, i, o, n]
   Exit: (209) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (208) [system] _1409022=[p, l, i, c, a, t, i, o, n]
   Exit: (208) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (207) [system] _1395086=[m, p, l, i, c, a, t, i, o, n]
   Exit: (207) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (206) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1361432)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_1572630, _1572632), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1361432), _1572606, fail)), '$restore_trace'(_1572630, _1572632))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_1572630, _1572632))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1361432), _1572606, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_1361432)
   Fail: (207) [system] atomic(_1361432)
   Call: (207) [system] atom_chars(_1361432, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (207) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (206) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (205) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _1582006)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1583864)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _1591602)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1594306)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1609384)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _1614954)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1616812)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _1630966)
   Exit: (206) [system] get_char((0x55798e5fad60), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1614954)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1636536)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'A')
   Call: (208) [system] 'A'=(;)
   Fail: (208) [system] 'A'=(;)
^  Call: (208) [user] is_like_space('A')
   Call: (209) [system] char_type('A', 'white')
   Fail: (209) [system] char_type('A', 'white')
   Call: (209) [system] char_type('A', end_of_line)
   Fail: (209) [system] char_type('A', end_of_line)
   Call: (209) [system] char_type('A', space)
   Fail: (209) [system] char_type('A', space)
   Call: (209) [system] char_type('A', cntrl)
   Fail: (209) [system] char_type('A', cntrl)
^  Fail: (208) [user] is_like_space('A')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1650690)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'A')
   Call: (207) [system] 'A'=')'
   Fail: (207) [system] 'A'=')'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _1656260)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1658118)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _1672272)
   Exit: (208) [system] get_char((0x55798e5fad60), 'A')
   Call: (208) [system] 'A'='('
   Fail: (208) [system] 'A'='('
   Call: (208) [system] 'A'='['
   Fail: (208) [system] 'A'='['
   Call: (208) [system] 'A'='{'
   Fail: (208) [system] 'A'='{'
   Call: (208) [system] 'A'='"'
   Fail: (208) [system] 'A'='"'
   Call: (208) [system] 'A'=!
   Fail: (208) [system] 'A'=!
   Call: (208) [system] 'A'='\''
   Fail: (208) [system] 'A'='\''
   Call: (208) [system] 'A'='`'
   Fail: (208) [system] 'A'='`'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1656260)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1689914)
   Call: (210) [system] peek_char((0x55798e5fad60), _1690848)
   Exit: (210) [system] peek_char((0x55798e5fad60), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_1695568, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_1696500, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55798e5fad60), n)
   Exit: (210) [system] get_char((0x55798e5fad60), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1703850)
   Call: (211) [system] peek_char((0x55798e5fad60), _1704784)
   Exit: (211) [system] peek_char((0x55798e5fad60), d)
^  Call: (211) [user] is_delimiter(d)
   Call: (212) [system] char_type(d, space)
   Fail: (212) [system] char_type(d, space)
   Call: (212) [system] arg(_1709504, v('(', ')', end_of_file), d)
   Fail: (212) [system] arg(_1710436, v('(', ')', end_of_file), d)
^  Fail: (211) [user] is_delimiter(d)
   Call: (211) [system] ')'==d
   Fail: (211) [system] ')'==d
   Call: (211) [system] get_char((0x55798e5fad60), d)
   Exit: (211) [system] get_char((0x55798e5fad60), d)
   Call: (211) [system] d=(\)
   Fail: (211) [system] d=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1717786)
   Call: (212) [system] peek_char((0x55798e5fad60), _1718720)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (212) [user] is_delimiter('L')
   Call: (213) [system] char_type('L', space)
   Fail: (213) [system] char_type('L', space)
   Call: (213) [system] arg(_1723440, v('(', ')', end_of_file), 'L')
   Fail: (213) [system] arg(_1724372, v('(', ')', end_of_file), 'L')
^  Fail: (212) [user] is_delimiter('L')
   Call: (212) [system] ')'=='L'
   Fail: (212) [system] ')'=='L'
   Call: (212) [system] get_char((0x55798e5fad60), 'L')
   Exit: (212) [system] get_char((0x55798e5fad60), 'L')
   Call: (212) [system] 'L'=(\)
   Fail: (212) [system] 'L'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1731722)
   Call: (213) [system] peek_char((0x55798e5fad60), _1732656)
   Exit: (213) [system] peek_char((0x55798e5fad60), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_1737376, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_1738308, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55798e5fad60), i)
   Exit: (213) [system] get_char((0x55798e5fad60), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1745658)
   Call: (214) [system] peek_char((0x55798e5fad60), _1746592)
   Exit: (214) [system] peek_char((0x55798e5fad60), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1751312, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1752244, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55798e5fad60), n)
   Exit: (214) [system] get_char((0x55798e5fad60), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1759594)
   Call: (215) [system] peek_char((0x55798e5fad60), _1760528)
   Exit: (215) [system] peek_char((0x55798e5fad60), k)
^  Call: (215) [user] is_delimiter(k)
   Call: (216) [system] char_type(k, space)
   Fail: (216) [system] char_type(k, space)
   Call: (216) [system] arg(_1765248, v('(', ')', end_of_file), k)
   Fail: (216) [system] arg(_1766180, v('(', ')', end_of_file), k)
^  Fail: (215) [user] is_delimiter(k)
   Call: (215) [system] ')'==k
   Fail: (215) [system] ')'==k
   Call: (215) [system] get_char((0x55798e5fad60), k)
   Exit: (215) [system] get_char((0x55798e5fad60), k)
   Call: (215) [system] k=(\)
   Fail: (215) [system] k=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1773530)
   Call: (216) [system] peek_char((0x55798e5fad60), _1774464)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1773530=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (215) [system] _1759594=[k]
   Exit: (215) [system] [k]=[k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (214) [system] _1745658=[n, k]
   Exit: (214) [system] [n, k]=[n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (213) [system] _1731722=[i, n, k]
   Exit: (213) [system] [i, n, k]=[i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (212) [system] _1717786=['L', i, n, k]
   Exit: (212) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (211) [system] _1703850=[d, 'L', i, n, k]
   Exit: (211) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (210) [system] _1689914=[n, d, 'L', i, n, k]
   Exit: (210) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (209) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1656260)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1800538, _1800540), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1656260), _1800514, fail)), '$restore_trace'(_1800538, _1800540))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1800538, _1800540))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1656260), _1800514, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_1656260)
   Fail: (210) [system] atomic(_1656260)
   Call: (210) [system] atom_chars(_1656260, ['A', n, d, 'L', i, n, k])
   Exit: (210) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (209) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (208) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1809914)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1811772)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _1819510)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1822214)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1837292)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'A')
   Call: (208) [system] 'A'=')'
   Fail: (208) [system] 'A'=')'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _1842862)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1844720)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _1858874)
   Exit: (209) [system] get_char((0x55798e5fad60), 'A')
   Call: (209) [system] 'A'='('
   Fail: (209) [system] 'A'='('
   Call: (209) [system] 'A'='['
   Fail: (209) [system] 'A'='['
   Call: (209) [system] 'A'='{'
   Fail: (209) [system] 'A'='{'
   Call: (209) [system] 'A'='"'
   Fail: (209) [system] 'A'='"'
   Call: (209) [system] 'A'=!
   Fail: (209) [system] 'A'=!
   Call: (209) [system] 'A'='\''
   Fail: (209) [system] 'A'='\''
   Call: (209) [system] 'A'='`'
   Fail: (209) [system] 'A'='`'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1842862)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1876516)
   Call: (211) [system] peek_char((0x55798e5fad60), _1877450)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1876516=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (210) [user] classify_and_convert_charseq('A', [], _1842862)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1886760, _1886762), once(user:catch(read_from_chars(['A'], _1842862), _1886736, fail)), '$restore_trace'(_1886760, _1886762))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1886760, _1886762))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1842862), _1886736, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_1842862)
   Fail: (211) [system] atomic(_1842862)
   Call: (211) [system] atom_chars(_1842862, ['A'])
   Exit: (211) [system] atom_chars('A', ['A'])
^  Exit: (210) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1896136)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1897994)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _1905732)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1908436)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'B')
   Call: (211) [system] 'B'=(;)
   Fail: (211) [system] 'B'=(;)
^  Call: (211) [user] is_like_space('B')
   Call: (212) [system] char_type('B', 'white')
   Fail: (212) [system] char_type('B', 'white')
   Call: (212) [system] char_type('B', end_of_line)
   Fail: (212) [system] char_type('B', end_of_line)
   Call: (212) [system] char_type('B', space)
   Fail: (212) [system] char_type('B', space)
   Call: (212) [system] char_type('B', cntrl)
   Fail: (212) [system] char_type('B', cntrl)
^  Fail: (211) [user] is_like_space('B')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1923514)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'B')
   Call: (209) [system] 'B'=')'
   Fail: (209) [system] 'B'=')'
   Call: (209) [system] 'B'=end_of_file
   Fail: (209) [system] 'B'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1929084)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1930942)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'B')
   Call: (211) [system] 'B'=(;)
   Fail: (211) [system] 'B'=(;)
^  Call: (211) [user] is_like_space('B')
   Call: (212) [system] char_type('B', 'white')
   Fail: (212) [system] char_type('B', 'white')
   Call: (212) [system] char_type('B', end_of_line)
   Fail: (212) [system] char_type('B', end_of_line)
   Call: (212) [system] char_type('B', space)
   Fail: (212) [system] char_type('B', space)
   Call: (212) [system] char_type('B', cntrl)
   Fail: (212) [system] char_type('B', cntrl)
^  Fail: (211) [user] is_like_space('B')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1945096)
   Exit: (210) [system] get_char((0x55798e5fad60), 'B')
   Call: (210) [system] 'B'='('
   Fail: (210) [system] 'B'='('
   Call: (210) [system] 'B'='['
   Fail: (210) [system] 'B'='['
   Call: (210) [system] 'B'='{'
   Fail: (210) [system] 'B'='{'
   Call: (210) [system] 'B'='"'
   Fail: (210) [system] 'B'='"'
   Call: (210) [system] 'B'=!
   Fail: (210) [system] 'B'=!
   Call: (210) [system] 'B'='\''
   Fail: (210) [system] 'B'='\''
   Call: (210) [system] 'B'='`'
   Fail: (210) [system] 'B'='`'
   Call: (210) [system] 'B'=end_of_file
   Fail: (210) [system] 'B'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1929084)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1962738)
   Call: (212) [system] peek_char((0x55798e5fad60), _1963672)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_1968392, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _1962738=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (211) [user] classify_and_convert_charseq('B', [], _1929084)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1974854, _1974856), once(user:catch(read_from_chars(['B'], _1929084), _1974830, fail)), '$restore_trace'(_1974854, _1974856))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1974854, _1974856))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1929084), _1974830, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_1929084)
   Fail: (212) [system] atomic(_1929084)
   Call: (212) [system] atom_chars(_1929084, ['B'])
   Exit: (212) [system] atom_chars('B', ['B'])
^  Exit: (211) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1984230)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1986088)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _2000242)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55798e5fad60), _2004032)
   Exit: (210) [system] get_char((0x55798e5fad60), ')')
   Call: (210) [system] _1984230=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [])
   Call: (209) [system] _1896136=['B']
   Exit: (209) [system] ['B']=['B']
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (208) [system] _1809914=['A', 'B']
   Exit: (208) [system] ['A', 'B']=['A', 'B']
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (207) [system] _1614954=['AndLink', 'A', 'B']
   Exit: (207) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _2017914)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _2019772)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _2027510)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _2030214)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'C')
   Call: (208) [system] 'C'=(;)
   Fail: (208) [system] 'C'=(;)
^  Call: (208) [user] is_like_space('C')
   Call: (209) [system] char_type('C', 'white')
   Fail: (209) [system] char_type('C', 'white')
   Call: (209) [system] char_type('C', end_of_line)
   Fail: (209) [system] char_type('C', end_of_line)
   Call: (209) [system] char_type('C', space)
   Fail: (209) [system] char_type('C', space)
   Call: (209) [system] char_type('C', cntrl)
   Fail: (209) [system] char_type('C', cntrl)
^  Fail: (208) [user] is_like_space('C')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _2045292)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'C')
   Call: (206) [system] 'C'=')'
   Fail: (206) [system] 'C'=')'
   Call: (206) [system] 'C'=end_of_file
   Fail: (206) [system] 'C'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _2050862)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _2052720)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'C')
   Call: (208) [system] 'C'=(;)
   Fail: (208) [system] 'C'=(;)
^  Call: (208) [user] is_like_space('C')
   Call: (209) [system] char_type('C', 'white')
   Fail: (209) [system] char_type('C', 'white')
   Call: (209) [system] char_type('C', end_of_line)
   Fail: (209) [system] char_type('C', end_of_line)
   Call: (209) [system] char_type('C', space)
   Fail: (209) [system] char_type('C', space)
   Call: (209) [system] char_type('C', cntrl)
   Fail: (209) [system] char_type('C', cntrl)
^  Fail: (208) [user] is_like_space('C')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _2066874)
   Exit: (207) [system] get_char((0x55798e5fad60), 'C')
   Call: (207) [system] 'C'='('
   Fail: (207) [system] 'C'='('
   Call: (207) [system] 'C'='['
   Fail: (207) [system] 'C'='['
   Call: (207) [system] 'C'='{'
   Fail: (207) [system] 'C'='{'
   Call: (207) [system] 'C'='"'
   Fail: (207) [system] 'C'='"'
   Call: (207) [system] 'C'=!
   Fail: (207) [system] 'C'=!
   Call: (207) [system] 'C'='\''
   Fail: (207) [system] 'C'='\''
   Call: (207) [system] 'C'='`'
   Fail: (207) [system] 'C'='`'
   Call: (207) [system] 'C'=end_of_file
   Fail: (207) [system] 'C'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55798e5fad60), 'C', _2050862)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _2084516)
   Call: (209) [system] peek_char((0x55798e5fad60), _2085450)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_2090170, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _2084516=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (208) [user] classify_and_convert_charseq('C', [], _2050862)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_3874, _3876), once(user:catch(read_from_chars(['C'], _3838), _3850, fail)), '$restore_trace'(_3874, _3876))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_3874, _3876))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _3838), _3850, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_3838)
   Fail: (209) [system] atomic(_3838)
   Call: (209) [system] atom_chars(_3838, ['C'])
   Exit: (209) [system] atom_chars('C', ['C'])
^  Exit: (208) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (207) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _13060)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _14918)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
   Call: (208) [system] ')'=(;)
   Fail: (208) [system] ')'=(;)
^  Call: (208) [user] is_like_space(')')
   Call: (209) [system] char_type(')', 'white')
   Fail: (209) [system] char_type(')', 'white')
   Call: (209) [system] char_type(')', end_of_line)
   Fail: (209) [system] char_type(')', end_of_line)
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] char_type(')', cntrl)
   Fail: (209) [system] char_type(')', cntrl)
^  Fail: (208) [user] is_like_space(')')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _29072)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
   Call: (207) [system] ')'=')'
   Exit: (207) [system] ')'=')'
   Call: (207) [system] get_char((0x55798e5fad60), _32862)
   Exit: (207) [system] get_char((0x55798e5fad60), ')')
   Call: (207) [system] _13060=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [])
   Call: (206) [system] _3834=['C']
   Exit: (206) [system] ['C']=['C']
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (205) [system] _3810=[['AndLink', 'A', 'B'], 'C']
   Exit: (205) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (204) [system] _3802=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (204) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _46744)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _48602)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _56340)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _59044)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _74122)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _79692)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _81550)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _95704)
   Exit: (204) [system] get_char((0x55798e5fad60), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _79692)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _101274)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'I')
   Call: (206) [system] 'I'=(;)
   Fail: (206) [system] 'I'=(;)
^  Call: (206) [user] is_like_space('I')
   Call: (207) [system] char_type('I', 'white')
   Fail: (207) [system] char_type('I', 'white')
   Call: (207) [system] char_type('I', end_of_line)
   Fail: (207) [system] char_type('I', end_of_line)
   Call: (207) [system] char_type('I', space)
   Fail: (207) [system] char_type('I', space)
   Call: (207) [system] char_type('I', cntrl)
   Fail: (207) [system] char_type('I', cntrl)
^  Fail: (206) [user] is_like_space('I')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _115428)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'I')
   Call: (205) [system] 'I'=')'
   Fail: (205) [system] 'I'=')'
   Call: (205) [system] 'I'=end_of_file
   Fail: (205) [system] 'I'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _120998)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _122856)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'I')
   Call: (207) [system] 'I'=(;)
   Fail: (207) [system] 'I'=(;)
^  Call: (207) [user] is_like_space('I')
   Call: (208) [system] char_type('I', 'white')
   Fail: (208) [system] char_type('I', 'white')
   Call: (208) [system] char_type('I', end_of_line)
   Fail: (208) [system] char_type('I', end_of_line)
   Call: (208) [system] char_type('I', space)
   Fail: (208) [system] char_type('I', space)
   Call: (208) [system] char_type('I', cntrl)
   Fail: (208) [system] char_type('I', cntrl)
^  Fail: (207) [user] is_like_space('I')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _137010)
   Exit: (206) [system] get_char((0x55798e5fad60), 'I')
   Call: (206) [system] 'I'='('
   Fail: (206) [system] 'I'='('
   Call: (206) [system] 'I'='['
   Fail: (206) [system] 'I'='['
   Call: (206) [system] 'I'='{'
   Fail: (206) [system] 'I'='{'
   Call: (206) [system] 'I'='"'
   Fail: (206) [system] 'I'='"'
   Call: (206) [system] 'I'=!
   Fail: (206) [system] 'I'=!
   Call: (206) [system] 'I'='\''
   Fail: (206) [system] 'I'='\''
   Call: (206) [system] 'I'='`'
   Fail: (206) [system] 'I'='`'
   Call: (206) [system] 'I'=end_of_file
   Fail: (206) [system] 'I'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55798e5fad60), 'I', _120998)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _154652)
   Call: (208) [system] peek_char((0x55798e5fad60), _155586)
   Exit: (208) [system] peek_char((0x55798e5fad60), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_160306, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_161238, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55798e5fad60), m)
   Exit: (208) [system] get_char((0x55798e5fad60), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _168588)
   Call: (209) [system] peek_char((0x55798e5fad60), _169522)
   Exit: (209) [system] peek_char((0x55798e5fad60), p)
^  Call: (209) [user] is_delimiter(p)
   Call: (210) [system] char_type(p, space)
   Fail: (210) [system] char_type(p, space)
   Call: (210) [system] arg(_174242, v('(', ')', end_of_file), p)
   Fail: (210) [system] arg(_175174, v('(', ')', end_of_file), p)
^  Fail: (209) [user] is_delimiter(p)
   Call: (209) [system] ')'==p
   Fail: (209) [system] ')'==p
   Call: (209) [system] get_char((0x55798e5fad60), p)
   Exit: (209) [system] get_char((0x55798e5fad60), p)
   Call: (209) [system] p=(\)
   Fail: (209) [system] p=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _182524)
   Call: (210) [system] peek_char((0x55798e5fad60), _183458)
   Exit: (210) [system] peek_char((0x55798e5fad60), l)
^  Call: (210) [user] is_delimiter(l)
   Call: (211) [system] char_type(l, space)
   Fail: (211) [system] char_type(l, space)
   Call: (211) [system] arg(_188178, v('(', ')', end_of_file), l)
   Fail: (211) [system] arg(_189110, v('(', ')', end_of_file), l)
^  Fail: (210) [user] is_delimiter(l)
   Call: (210) [system] ')'==l
   Fail: (210) [system] ')'==l
   Call: (210) [system] get_char((0x55798e5fad60), l)
   Exit: (210) [system] get_char((0x55798e5fad60), l)
   Call: (210) [system] l=(\)
   Fail: (210) [system] l=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _196460)
   Call: (211) [system] peek_char((0x55798e5fad60), _197394)
   Exit: (211) [system] peek_char((0x55798e5fad60), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_202114, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_203046, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55798e5fad60), i)
   Exit: (211) [system] get_char((0x55798e5fad60), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _210396)
   Call: (212) [system] peek_char((0x55798e5fad60), _211330)
   Exit: (212) [system] peek_char((0x55798e5fad60), c)
^  Call: (212) [user] is_delimiter(c)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] arg(_216050, v('(', ')', end_of_file), c)
   Fail: (213) [system] arg(_216982, v('(', ')', end_of_file), c)
^  Fail: (212) [user] is_delimiter(c)
   Call: (212) [system] ')'==c
   Fail: (212) [system] ')'==c
   Call: (212) [system] get_char((0x55798e5fad60), c)
   Exit: (212) [system] get_char((0x55798e5fad60), c)
   Call: (212) [system] c=(\)
   Fail: (212) [system] c=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _224332)
   Call: (213) [system] peek_char((0x55798e5fad60), _225266)
   Exit: (213) [system] peek_char((0x55798e5fad60), a)
^  Call: (213) [user] is_delimiter(a)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] arg(_229986, v('(', ')', end_of_file), a)
   Fail: (214) [system] arg(_230918, v('(', ')', end_of_file), a)
^  Fail: (213) [user] is_delimiter(a)
   Call: (213) [system] ')'==a
   Fail: (213) [system] ')'==a
   Call: (213) [system] get_char((0x55798e5fad60), a)
   Exit: (213) [system] get_char((0x55798e5fad60), a)
   Call: (213) [system] a=(\)
   Fail: (213) [system] a=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _238268)
   Call: (214) [system] peek_char((0x55798e5fad60), _239202)
   Exit: (214) [system] peek_char((0x55798e5fad60), t)
^  Call: (214) [user] is_delimiter(t)
   Call: (215) [system] char_type(t, space)
   Fail: (215) [system] char_type(t, space)
   Call: (215) [system] arg(_243922, v('(', ')', end_of_file), t)
   Fail: (215) [system] arg(_244854, v('(', ')', end_of_file), t)
^  Fail: (214) [user] is_delimiter(t)
   Call: (214) [system] ')'==t
   Fail: (214) [system] ')'==t
   Call: (214) [system] get_char((0x55798e5fad60), t)
   Exit: (214) [system] get_char((0x55798e5fad60), t)
   Call: (214) [system] t=(\)
   Fail: (214) [system] t=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _252204)
   Call: (215) [system] peek_char((0x55798e5fad60), _253138)
   Exit: (215) [system] peek_char((0x55798e5fad60), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_257858, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_258790, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55798e5fad60), i)
   Exit: (215) [system] get_char((0x55798e5fad60), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _266140)
   Call: (216) [system] peek_char((0x55798e5fad60), _267074)
   Exit: (216) [system] peek_char((0x55798e5fad60), o)
^  Call: (216) [user] is_delimiter(o)
   Call: (217) [system] char_type(o, space)
   Fail: (217) [system] char_type(o, space)
   Call: (217) [system] arg(_271794, v('(', ')', end_of_file), o)
   Fail: (217) [system] arg(_272726, v('(', ')', end_of_file), o)
^  Fail: (216) [user] is_delimiter(o)
   Call: (216) [system] ')'==o
   Fail: (216) [system] ')'==o
   Call: (216) [system] get_char((0x55798e5fad60), o)
   Exit: (216) [system] get_char((0x55798e5fad60), o)
   Call: (216) [system] o=(\)
   Fail: (216) [system] o=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _280076)
   Call: (217) [system] peek_char((0x55798e5fad60), _281010)
   Exit: (217) [system] peek_char((0x55798e5fad60), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_285730, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_286662, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55798e5fad60), n)
   Exit: (217) [system] get_char((0x55798e5fad60), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _294012)
   Call: (218) [system] peek_char((0x55798e5fad60), _294946)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _294012=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (217) [system] _280076=[n]
   Exit: (217) [system] [n]=[n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (216) [system] _266140=[o, n]
   Exit: (216) [system] [o, n]=[o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (215) [system] _252204=[i, o, n]
   Exit: (215) [system] [i, o, n]=[i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (214) [system] _238268=[t, i, o, n]
   Exit: (214) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (213) [system] _224332=[a, t, i, o, n]
   Exit: (213) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (212) [system] _210396=[c, a, t, i, o, n]
   Exit: (212) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (211) [system] _196460=[i, c, a, t, i, o, n]
   Exit: (211) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (210) [system] _182524=[l, i, c, a, t, i, o, n]
   Exit: (210) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (209) [system] _168588=[p, l, i, c, a, t, i, o, n]
   Exit: (209) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (208) [system] _154652=[m, p, l, i, c, a, t, i, o, n]
   Exit: (208) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (207) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _120998)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_332196, _332198), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _120998), _332172, fail)), '$restore_trace'(_332196, _332198))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_332196, _332198))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _120998), _332172, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_120998)
   Fail: (208) [system] atomic(_120998)
   Call: (208) [system] atom_chars(_120998, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (208) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (207) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (206) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _341572)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _343430)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _351168)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _353872)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _368950)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _374520)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _376378)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _390532)
   Exit: (207) [system] get_char((0x55798e5fad60), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _374520)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _396102)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'O')
   Call: (209) [system] 'O'=(;)
   Fail: (209) [system] 'O'=(;)
^  Call: (209) [user] is_like_space('O')
   Call: (210) [system] char_type('O', 'white')
   Fail: (210) [system] char_type('O', 'white')
   Call: (210) [system] char_type('O', end_of_line)
   Fail: (210) [system] char_type('O', end_of_line)
   Call: (210) [system] char_type('O', space)
   Fail: (210) [system] char_type('O', space)
   Call: (210) [system] char_type('O', cntrl)
   Fail: (210) [system] char_type('O', cntrl)
^  Fail: (209) [user] is_like_space('O')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _410256)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'O')
   Call: (208) [system] 'O'=')'
   Fail: (208) [system] 'O'=')'
   Call: (208) [system] 'O'=end_of_file
   Fail: (208) [system] 'O'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _415826)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _417684)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'O')
   Call: (210) [system] 'O'=(;)
   Fail: (210) [system] 'O'=(;)
^  Call: (210) [user] is_like_space('O')
   Call: (211) [system] char_type('O', 'white')
   Fail: (211) [system] char_type('O', 'white')
   Call: (211) [system] char_type('O', end_of_line)
   Fail: (211) [system] char_type('O', end_of_line)
   Call: (211) [system] char_type('O', space)
   Fail: (211) [system] char_type('O', space)
   Call: (211) [system] char_type('O', cntrl)
   Fail: (211) [system] char_type('O', cntrl)
^  Fail: (210) [user] is_like_space('O')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _431838)
   Exit: (209) [system] get_char((0x55798e5fad60), 'O')
   Call: (209) [system] 'O'='('
   Fail: (209) [system] 'O'='('
   Call: (209) [system] 'O'='['
   Fail: (209) [system] 'O'='['
   Call: (209) [system] 'O'='{'
   Fail: (209) [system] 'O'='{'
   Call: (209) [system] 'O'='"'
   Fail: (209) [system] 'O'='"'
   Call: (209) [system] 'O'=!
   Fail: (209) [system] 'O'=!
   Call: (209) [system] 'O'='\''
   Fail: (209) [system] 'O'='\''
   Call: (209) [system] 'O'='`'
   Fail: (209) [system] 'O'='`'
   Call: (209) [system] 'O'=end_of_file
   Fail: (209) [system] 'O'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), 'O', _415826)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _449480)
   Call: (211) [system] peek_char((0x55798e5fad60), _450414)
   Exit: (211) [system] peek_char((0x55798e5fad60), r)
^  Call: (211) [user] is_delimiter(r)
   Call: (212) [system] char_type(r, space)
   Fail: (212) [system] char_type(r, space)
   Call: (212) [system] arg(_455134, v('(', ')', end_of_file), r)
   Fail: (212) [system] arg(_456066, v('(', ')', end_of_file), r)
^  Fail: (211) [user] is_delimiter(r)
   Call: (211) [system] ')'==r
   Fail: (211) [system] ')'==r
   Call: (211) [system] get_char((0x55798e5fad60), r)
   Exit: (211) [system] get_char((0x55798e5fad60), r)
   Call: (211) [system] r=(\)
   Fail: (211) [system] r=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _463416)
   Call: (212) [system] peek_char((0x55798e5fad60), _464350)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (212) [user] is_delimiter('L')
   Call: (213) [system] char_type('L', space)
   Fail: (213) [system] char_type('L', space)
   Call: (213) [system] arg(_469070, v('(', ')', end_of_file), 'L')
   Fail: (213) [system] arg(_470002, v('(', ')', end_of_file), 'L')
^  Fail: (212) [user] is_delimiter('L')
   Call: (212) [system] ')'=='L'
   Fail: (212) [system] ')'=='L'
   Call: (212) [system] get_char((0x55798e5fad60), 'L')
   Exit: (212) [system] get_char((0x55798e5fad60), 'L')
   Call: (212) [system] 'L'=(\)
   Fail: (212) [system] 'L'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _477352)
   Call: (213) [system] peek_char((0x55798e5fad60), _478286)
   Exit: (213) [system] peek_char((0x55798e5fad60), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_483006, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_483938, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55798e5fad60), i)
   Exit: (213) [system] get_char((0x55798e5fad60), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _491288)
   Call: (214) [system] peek_char((0x55798e5fad60), _492222)
   Exit: (214) [system] peek_char((0x55798e5fad60), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_496942, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_497874, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55798e5fad60), n)
   Exit: (214) [system] get_char((0x55798e5fad60), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _505224)
   Call: (215) [system] peek_char((0x55798e5fad60), _506158)
   Exit: (215) [system] peek_char((0x55798e5fad60), k)
^  Call: (215) [user] is_delimiter(k)
   Call: (216) [system] char_type(k, space)
   Fail: (216) [system] char_type(k, space)
   Call: (216) [system] arg(_510878, v('(', ')', end_of_file), k)
   Fail: (216) [system] arg(_511810, v('(', ')', end_of_file), k)
^  Fail: (215) [user] is_delimiter(k)
   Call: (215) [system] ')'==k
   Fail: (215) [system] ')'==k
   Call: (215) [system] get_char((0x55798e5fad60), k)
   Exit: (215) [system] get_char((0x55798e5fad60), k)
   Call: (215) [system] k=(\)
   Fail: (215) [system] k=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _519160)
   Call: (216) [system] peek_char((0x55798e5fad60), _520094)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _519160=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (215) [system] _505224=[k]
   Exit: (215) [system] [k]=[k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (214) [system] _491288=[n, k]
   Exit: (214) [system] [n, k]=[n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (213) [system] _477352=[i, n, k]
   Exit: (213) [system] [i, n, k]=[i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (212) [system] _463416=['L', i, n, k]
   Exit: (212) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (211) [system] _449480=[r, 'L', i, n, k]
   Exit: (211) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (210) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _415826)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_543374, _543376), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _415826), _543350, fail)), '$restore_trace'(_543374, _543376))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_543374, _543376))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _415826), _543350, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_415826)
   Fail: (211) [system] atomic(_415826)
   Call: (211) [system] atom_chars(_415826, ['O', r, 'L', i, n, k])
   Exit: (211) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (210) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _552750)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _554608)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _562346)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _565050)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'C')
   Call: (211) [system] 'C'=(;)
   Fail: (211) [system] 'C'=(;)
^  Call: (211) [user] is_like_space('C')
   Call: (212) [system] char_type('C', 'white')
   Fail: (212) [system] char_type('C', 'white')
   Call: (212) [system] char_type('C', end_of_line)
   Fail: (212) [system] char_type('C', end_of_line)
   Call: (212) [system] char_type('C', space)
   Fail: (212) [system] char_type('C', space)
   Call: (212) [system] char_type('C', cntrl)
   Fail: (212) [system] char_type('C', cntrl)
^  Fail: (211) [user] is_like_space('C')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _580128)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'C')
   Call: (209) [system] 'C'=')'
   Fail: (209) [system] 'C'=')'
   Call: (209) [system] 'C'=end_of_file
   Fail: (209) [system] 'C'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _585698)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _587556)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'C')
   Call: (211) [system] 'C'=(;)
   Fail: (211) [system] 'C'=(;)
^  Call: (211) [user] is_like_space('C')
   Call: (212) [system] char_type('C', 'white')
   Fail: (212) [system] char_type('C', 'white')
   Call: (212) [system] char_type('C', end_of_line)
   Fail: (212) [system] char_type('C', end_of_line)
   Call: (212) [system] char_type('C', space)
   Fail: (212) [system] char_type('C', space)
   Call: (212) [system] char_type('C', cntrl)
   Fail: (212) [system] char_type('C', cntrl)
^  Fail: (211) [user] is_like_space('C')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _601710)
   Exit: (210) [system] get_char((0x55798e5fad60), 'C')
   Call: (210) [system] 'C'='('
   Fail: (210) [system] 'C'='('
   Call: (210) [system] 'C'='['
   Fail: (210) [system] 'C'='['
   Call: (210) [system] 'C'='{'
   Fail: (210) [system] 'C'='{'
   Call: (210) [system] 'C'='"'
   Fail: (210) [system] 'C'='"'
   Call: (210) [system] 'C'=!
   Fail: (210) [system] 'C'=!
   Call: (210) [system] 'C'='\''
   Fail: (210) [system] 'C'='\''
   Call: (210) [system] 'C'='`'
   Fail: (210) [system] 'C'='`'
   Call: (210) [system] 'C'=end_of_file
   Fail: (210) [system] 'C'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), 'C', _585698)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _619352)
   Call: (212) [system] peek_char((0x55798e5fad60), _620286)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _619352=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (211) [user] classify_and_convert_charseq('C', [], _585698)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_629596, _629598), once(user:catch(read_from_chars(['C'], _585698), _629572, fail)), '$restore_trace'(_629596, _629598))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_629596, _629598))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _585698), _629572, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_585698)
   Fail: (212) [system] atomic(_585698)
   Call: (212) [system] atom_chars(_585698, ['C'])
   Exit: (212) [system] atom_chars('C', ['C'])
^  Exit: (211) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _638972)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _640830)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _648568)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _651272)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'D')
   Call: (212) [system] 'D'=(;)
   Fail: (212) [system] 'D'=(;)
^  Call: (212) [user] is_like_space('D')
   Call: (213) [system] char_type('D', 'white')
   Fail: (213) [system] char_type('D', 'white')
   Call: (213) [system] char_type('D', end_of_line)
   Fail: (213) [system] char_type('D', end_of_line)
   Call: (213) [system] char_type('D', space)
   Fail: (213) [system] char_type('D', space)
   Call: (213) [system] char_type('D', cntrl)
   Fail: (213) [system] char_type('D', cntrl)
^  Fail: (212) [user] is_like_space('D')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _666350)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'D')
   Call: (210) [system] 'D'=')'
   Fail: (210) [system] 'D'=')'
   Call: (210) [system] 'D'=end_of_file
   Fail: (210) [system] 'D'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _671920)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _673778)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'D')
   Call: (212) [system] 'D'=(;)
   Fail: (212) [system] 'D'=(;)
^  Call: (212) [user] is_like_space('D')
   Call: (213) [system] char_type('D', 'white')
   Fail: (213) [system] char_type('D', 'white')
   Call: (213) [system] char_type('D', end_of_line)
   Fail: (213) [system] char_type('D', end_of_line)
   Call: (213) [system] char_type('D', space)
   Fail: (213) [system] char_type('D', space)
   Call: (213) [system] char_type('D', cntrl)
   Fail: (213) [system] char_type('D', cntrl)
^  Fail: (212) [user] is_like_space('D')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _687932)
   Exit: (211) [system] get_char((0x55798e5fad60), 'D')
   Call: (211) [system] 'D'='('
   Fail: (211) [system] 'D'='('
   Call: (211) [system] 'D'='['
   Fail: (211) [system] 'D'='['
   Call: (211) [system] 'D'='{'
   Fail: (211) [system] 'D'='{'
   Call: (211) [system] 'D'='"'
   Fail: (211) [system] 'D'='"'
   Call: (211) [system] 'D'=!
   Fail: (211) [system] 'D'=!
   Call: (211) [system] 'D'='\''
   Fail: (211) [system] 'D'='\''
   Call: (211) [system] 'D'='`'
   Fail: (211) [system] 'D'='`'
   Call: (211) [system] 'D'=end_of_file
   Fail: (211) [system] 'D'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), 'D', _671920)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _705574)
   Call: (213) [system] peek_char((0x55798e5fad60), _706508)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_711228, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _705574=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (212) [user] classify_and_convert_charseq('D', [], _671920)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_717690, _717692), once(user:catch(read_from_chars(['D'], _671920), _717666, fail)), '$restore_trace'(_717690, _717692))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_717690, _717692))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _671920), _717666, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_671920)
   Fail: (213) [system] atomic(_671920)
   Call: (213) [system] atom_chars(_671920, ['D'])
   Exit: (213) [system] atom_chars('D', ['D'])
^  Exit: (212) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _727066)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _728924)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _743078)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55798e5fad60), _746868)
   Exit: (211) [system] get_char((0x55798e5fad60), ')')
   Call: (211) [system] _727066=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [])
   Call: (210) [system] _638972=['D']
   Exit: (210) [system] ['D']=['D']
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (209) [system] _552750=['C', 'D']
   Exit: (209) [system] ['C', 'D']=['C', 'D']
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (208) [system] _374520=['OrLink', 'C', 'D']
   Exit: (208) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _760750)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _762608)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _770346)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _773050)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'E')
   Call: (209) [system] 'E'=(;)
   Fail: (209) [system] 'E'=(;)
^  Call: (209) [user] is_like_space('E')
   Call: (210) [system] char_type('E', 'white')
   Fail: (210) [system] char_type('E', 'white')
   Call: (210) [system] char_type('E', end_of_line)
   Fail: (210) [system] char_type('E', end_of_line)
   Call: (210) [system] char_type('E', space)
   Fail: (210) [system] char_type('E', space)
   Call: (210) [system] char_type('E', cntrl)
   Fail: (210) [system] char_type('E', cntrl)
^  Fail: (209) [user] is_like_space('E')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _788128)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'E')
   Call: (207) [system] 'E'=')'
   Fail: (207) [system] 'E'=')'
   Call: (207) [system] 'E'=end_of_file
   Fail: (207) [system] 'E'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _793698)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _795556)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'E')
   Call: (209) [system] 'E'=(;)
   Fail: (209) [system] 'E'=(;)
^  Call: (209) [user] is_like_space('E')
   Call: (210) [system] char_type('E', 'white')
   Fail: (210) [system] char_type('E', 'white')
   Call: (210) [system] char_type('E', end_of_line)
   Fail: (210) [system] char_type('E', end_of_line)
   Call: (210) [system] char_type('E', space)
   Fail: (210) [system] char_type('E', space)
   Call: (210) [system] char_type('E', cntrl)
   Fail: (210) [system] char_type('E', cntrl)
^  Fail: (209) [user] is_like_space('E')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _809710)
   Exit: (208) [system] get_char((0x55798e5fad60), 'E')
   Call: (208) [system] 'E'='('
   Fail: (208) [system] 'E'='('
   Call: (208) [system] 'E'='['
   Fail: (208) [system] 'E'='['
   Call: (208) [system] 'E'='{'
   Fail: (208) [system] 'E'='{'
   Call: (208) [system] 'E'='"'
   Fail: (208) [system] 'E'='"'
   Call: (208) [system] 'E'=!
   Fail: (208) [system] 'E'=!
   Call: (208) [system] 'E'='\''
   Fail: (208) [system] 'E'='\''
   Call: (208) [system] 'E'='`'
   Fail: (208) [system] 'E'='`'
   Call: (208) [system] 'E'=end_of_file
   Fail: (208) [system] 'E'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55798e5fad60), 'E', _793698)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _827352)
   Call: (210) [system] peek_char((0x55798e5fad60), _828286)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_833006, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _827352=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (209) [user] classify_and_convert_charseq('E', [], _793698)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_839468, _839470), once(user:catch(read_from_chars(['E'], _793698), _839444, fail)), '$restore_trace'(_839468, _839470))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_839468, _839470))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _793698), _839444, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_793698)
   Fail: (210) [system] atomic(_793698)
   Call: (210) [system] atom_chars(_793698, ['E'])
   Exit: (210) [system] atom_chars('E', ['E'])
^  Exit: (209) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (208) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _848844)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _850702)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _864856)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55798e5fad60), _868646)
   Exit: (208) [system] get_char((0x55798e5fad60), ')')
   Call: (208) [system] _848844=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [])
   Call: (207) [system] _760750=['E']
   Exit: (207) [system] ['E']=['E']
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (206) [system] _341572=[['OrLink', 'C', 'D'], 'E']
   Exit: (206) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (205) [system] _79692=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (205) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _882528)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _884386)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _898540)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55798e5fad60), _902330)
   Exit: (204) [system] get_char((0x55798e5fad60), ')')
   Call: (204) [system] _882528=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [])
   Call: (203) [system] _46744=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (203) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (202) [system] _3798=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (202) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (201) [system] _3790=['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (201) [system] ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _916212)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _918070)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _932224)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55798e5fad60), _936014)
   Exit: (200) [system] get_char((0x55798e5fad60), ')')
   Call: (200) [system] _916212=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [])
   Call: (199) [system] _3786=[['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (199) [system] [['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (198) [system] _3762=[['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (198) [system] [['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (197) [system] _3754=[:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (197) [system] [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _949896)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _951754)
   Exit: (197) [system] peek_char((0x55798e5fad60), '\n')
   Call: (197) [system] '\n'=(;)
   Fail: (197) [system] '\n'=(;)
^  Call: (197) [user] is_like_space('\n')
   Call: (198) [system] char_type('\n', 'white')
   Fail: (198) [system] char_type('\n', 'white')
   Call: (198) [system] char_type('\n', end_of_line)
   Exit: (198) [system] char_type('\n', end_of_line)
^  Exit: (197) [user] is_like_space('\n')
   Call: (197) [system] get_char((0x55798e5fad60), _961348)
   Exit: (197) [system] get_char((0x55798e5fad60), '\n')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _964052)
   Exit: (198) [system] peek_char((0x55798e5fad60), '\t')
   Call: (198) [system] '\t'=(;)
   Fail: (198) [system] '\t'=(;)
^  Call: (198) [user] is_like_space('\t')
   Call: (199) [system] char_type('\t', 'white')
   Exit: (199) [system] char_type('\t', 'white')
^  Exit: (198) [user] is_like_space('\t')
   Call: (198) [system] get_char((0x55798e5fad60), _971790)
   Exit: (198) [system] get_char((0x55798e5fad60), '\t')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _974494)
   Exit: (199) [system] peek_char((0x55798e5fad60), '\t')
   Call: (199) [system] '\t'=(;)
   Fail: (199) [system] '\t'=(;)
^  Call: (199) [user] is_like_space('\t')
   Call: (200) [system] char_type('\t', 'white')
   Exit: (200) [system] char_type('\t', 'white')
^  Exit: (199) [user] is_like_space('\t')
   Call: (199) [system] get_char((0x55798e5fad60), _982232)
   Exit: (199) [system] get_char((0x55798e5fad60), '\t')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _984936)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _992674)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _995378)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1013228)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1018798)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1020656)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1034810)
   Exit: (197) [system] get_char((0x55798e5fad60), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1018798)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1040380)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1054534)
   Exit: (198) [system] peek_char((0x55798e5fad60), :)
   Call: (198) [system] (:)=')'
   Fail: (198) [system] (:)=')'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1060104)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1061962)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1076116)
   Exit: (199) [system] get_char((0x55798e5fad60), :)
   Call: (199) [system] (:)='('
   Fail: (199) [system] (:)='('
   Call: (199) [system] (:)='['
   Fail: (199) [system] (:)='['
   Call: (199) [system] (:)='{'
   Fail: (199) [system] (:)='{'
   Call: (199) [system] (:)='"'
   Fail: (199) [system] (:)='"'
   Call: (199) [system] (:)=!
   Fail: (199) [system] (:)=!
   Call: (199) [system] (:)='\''
   Fail: (199) [system] (:)='\''
   Call: (199) [system] (:)='`'
   Fail: (199) [system] (:)='`'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), :, _1060104)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1093758)
   Call: (201) [system] peek_char((0x55798e5fad60), _1094692)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _1093758=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (200) [user] classify_and_convert_charseq(:, [], _1060104)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_1104002, _1104004), once(user:catch(read_from_chars([:], _1060104), _1103978, fail)), '$restore_trace'(_1104002, _1104004))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_1104002, _1104004))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1103978, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(:)
   Exit: (201) [system] atomic(:)
^  Exit: (200) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1111502)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1113360)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1121098)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1123802)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1138880)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1144450)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1146308)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1160462)
   Exit: (200) [system] get_char((0x55798e5fad60), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1144450)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1166032)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'C')
   Call: (202) [system] 'C'=(;)
   Fail: (202) [system] 'C'=(;)
^  Call: (202) [user] is_like_space('C')
   Call: (203) [system] char_type('C', 'white')
   Fail: (203) [system] char_type('C', 'white')
   Call: (203) [system] char_type('C', end_of_line)
   Fail: (203) [system] char_type('C', end_of_line)
   Call: (203) [system] char_type('C', space)
   Fail: (203) [system] char_type('C', space)
   Call: (203) [system] char_type('C', cntrl)
   Fail: (203) [system] char_type('C', cntrl)
^  Fail: (202) [user] is_like_space('C')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1180186)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'C')
   Call: (201) [system] 'C'=')'
   Fail: (201) [system] 'C'=')'
   Call: (201) [system] 'C'=end_of_file
   Fail: (201) [system] 'C'=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1185756)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1187614)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'C')
   Call: (203) [system] 'C'=(;)
   Fail: (203) [system] 'C'=(;)
^  Call: (203) [user] is_like_space('C')
   Call: (204) [system] char_type('C', 'white')
   Fail: (204) [system] char_type('C', 'white')
   Call: (204) [system] char_type('C', end_of_line)
   Fail: (204) [system] char_type('C', end_of_line)
   Call: (204) [system] char_type('C', space)
   Fail: (204) [system] char_type('C', space)
   Call: (204) [system] char_type('C', cntrl)
   Fail: (204) [system] char_type('C', cntrl)
^  Fail: (203) [user] is_like_space('C')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1201768)
   Exit: (202) [system] get_char((0x55798e5fad60), 'C')
   Call: (202) [system] 'C'='('
   Fail: (202) [system] 'C'='('
   Call: (202) [system] 'C'='['
   Fail: (202) [system] 'C'='['
   Call: (202) [system] 'C'='{'
   Fail: (202) [system] 'C'='{'
   Call: (202) [system] 'C'='"'
   Fail: (202) [system] 'C'='"'
   Call: (202) [system] 'C'=!
   Fail: (202) [system] 'C'=!
   Call: (202) [system] 'C'='\''
   Fail: (202) [system] 'C'='\''
   Call: (202) [system] 'C'='`'
   Fail: (202) [system] 'C'='`'
   Call: (202) [system] 'C'=end_of_file
   Fail: (202) [system] 'C'=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1185756)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1219410)
   Call: (204) [system] peek_char((0x55798e5fad60), _1220344)
   Exit: (204) [system] peek_char((0x55798e5fad60), o)
^  Call: (204) [user] is_delimiter(o)
   Call: (205) [system] char_type(o, space)
   Fail: (205) [system] char_type(o, space)
   Call: (205) [system] arg(_1225064, v('(', ')', end_of_file), o)
   Fail: (205) [system] arg(_1225996, v('(', ')', end_of_file), o)
^  Fail: (204) [user] is_delimiter(o)
   Call: (204) [system] ')'==o
   Fail: (204) [system] ')'==o
   Call: (204) [system] get_char((0x55798e5fad60), o)
   Exit: (204) [system] get_char((0x55798e5fad60), o)
   Call: (204) [system] o=(\)
   Fail: (204) [system] o=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1233346)
   Call: (205) [system] peek_char((0x55798e5fad60), _1234280)
   Exit: (205) [system] peek_char((0x55798e5fad60), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_1239000, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_1239932, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55798e5fad60), n)
   Exit: (205) [system] get_char((0x55798e5fad60), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1247282)
   Call: (206) [system] peek_char((0x55798e5fad60), _1248216)
   Exit: (206) [system] peek_char((0x55798e5fad60), j)
^  Call: (206) [user] is_delimiter(j)
   Call: (207) [system] char_type(j, space)
   Fail: (207) [system] char_type(j, space)
   Call: (207) [system] arg(_1252936, v('(', ')', end_of_file), j)
   Fail: (207) [system] arg(_1253868, v('(', ')', end_of_file), j)
^  Fail: (206) [user] is_delimiter(j)
   Call: (206) [system] ')'==j
   Fail: (206) [system] ')'==j
   Call: (206) [system] get_char((0x55798e5fad60), j)
   Exit: (206) [system] get_char((0x55798e5fad60), j)
   Call: (206) [system] j=(\)
   Fail: (206) [system] j=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1261218)
   Call: (207) [system] peek_char((0x55798e5fad60), _1262152)
   Exit: (207) [system] peek_char((0x55798e5fad60), u)
^  Call: (207) [user] is_delimiter(u)
   Call: (208) [system] char_type(u, space)
   Fail: (208) [system] char_type(u, space)
   Call: (208) [system] arg(_1266872, v('(', ')', end_of_file), u)
   Fail: (208) [system] arg(_1267804, v('(', ')', end_of_file), u)
^  Fail: (207) [user] is_delimiter(u)
   Call: (207) [system] ')'==u
   Fail: (207) [system] ')'==u
   Call: (207) [system] get_char((0x55798e5fad60), u)
   Exit: (207) [system] get_char((0x55798e5fad60), u)
   Call: (207) [system] u=(\)
   Fail: (207) [system] u=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1275154)
   Call: (208) [system] peek_char((0x55798e5fad60), _1276088)
   Exit: (208) [system] peek_char((0x55798e5fad60), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_1280808, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_1281740, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55798e5fad60), n)
   Exit: (208) [system] get_char((0x55798e5fad60), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1289090)
   Call: (209) [system] peek_char((0x55798e5fad60), _1290024)
   Exit: (209) [system] peek_char((0x55798e5fad60), c)
^  Call: (209) [user] is_delimiter(c)
   Call: (210) [system] char_type(c, space)
   Fail: (210) [system] char_type(c, space)
   Call: (210) [system] arg(_1294744, v('(', ')', end_of_file), c)
   Fail: (210) [system] arg(_1295676, v('(', ')', end_of_file), c)
^  Fail: (209) [user] is_delimiter(c)
   Call: (209) [system] ')'==c
   Fail: (209) [system] ')'==c
   Call: (209) [system] get_char((0x55798e5fad60), c)
   Exit: (209) [system] get_char((0x55798e5fad60), c)
   Call: (209) [system] c=(\)
   Fail: (209) [system] c=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1303026)
   Call: (210) [system] peek_char((0x55798e5fad60), _1303960)
   Exit: (210) [system] peek_char((0x55798e5fad60), t)
^  Call: (210) [user] is_delimiter(t)
   Call: (211) [system] char_type(t, space)
   Fail: (211) [system] char_type(t, space)
   Call: (211) [system] arg(_1308680, v('(', ')', end_of_file), t)
   Fail: (211) [system] arg(_1309612, v('(', ')', end_of_file), t)
^  Fail: (210) [user] is_delimiter(t)
   Call: (210) [system] ')'==t
   Fail: (210) [system] ')'==t
   Call: (210) [system] get_char((0x55798e5fad60), t)
   Exit: (210) [system] get_char((0x55798e5fad60), t)
   Call: (210) [system] t=(\)
   Fail: (210) [system] t=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1316962)
   Call: (211) [system] peek_char((0x55798e5fad60), _1317896)
   Exit: (211) [system] peek_char((0x55798e5fad60), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_1322616, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_1323548, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55798e5fad60), i)
   Exit: (211) [system] get_char((0x55798e5fad60), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1330898)
   Call: (212) [system] peek_char((0x55798e5fad60), _1331832)
   Exit: (212) [system] peek_char((0x55798e5fad60), o)
^  Call: (212) [user] is_delimiter(o)
   Call: (213) [system] char_type(o, space)
   Fail: (213) [system] char_type(o, space)
   Call: (213) [system] arg(_1336552, v('(', ')', end_of_file), o)
   Fail: (213) [system] arg(_1337484, v('(', ')', end_of_file), o)
^  Fail: (212) [user] is_delimiter(o)
   Call: (212) [system] ')'==o
   Fail: (212) [system] ')'==o
   Call: (212) [system] get_char((0x55798e5fad60), o)
   Exit: (212) [system] get_char((0x55798e5fad60), o)
   Call: (212) [system] o=(\)
   Fail: (212) [system] o=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1344834)
   Call: (213) [system] peek_char((0x55798e5fad60), _1345768)
   Exit: (213) [system] peek_char((0x55798e5fad60), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_1350488, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_1351420, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55798e5fad60), n)
   Exit: (213) [system] get_char((0x55798e5fad60), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1358770)
   Call: (214) [system] peek_char((0x55798e5fad60), _1359704)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (214) [user] is_delimiter('I')
   Call: (215) [system] char_type('I', space)
   Fail: (215) [system] char_type('I', space)
   Call: (215) [system] arg(_1364424, v('(', ')', end_of_file), 'I')
   Fail: (215) [system] arg(_1365356, v('(', ')', end_of_file), 'I')
^  Fail: (214) [user] is_delimiter('I')
   Call: (214) [system] ')'=='I'
   Fail: (214) [system] ')'=='I'
   Call: (214) [system] get_char((0x55798e5fad60), 'I')
   Exit: (214) [system] get_char((0x55798e5fad60), 'I')
   Call: (214) [system] 'I'=(\)
   Fail: (214) [system] 'I'=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1372706)
   Call: (215) [system] peek_char((0x55798e5fad60), _1373640)
   Exit: (215) [system] peek_char((0x55798e5fad60), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1378360, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1379292, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55798e5fad60), n)
   Exit: (215) [system] get_char((0x55798e5fad60), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1386642)
   Call: (216) [system] peek_char((0x55798e5fad60), _1387576)
   Exit: (216) [system] peek_char((0x55798e5fad60), t)
^  Call: (216) [user] is_delimiter(t)
   Call: (217) [system] char_type(t, space)
   Fail: (217) [system] char_type(t, space)
   Call: (217) [system] arg(_1392296, v('(', ')', end_of_file), t)
   Fail: (217) [system] arg(_1393228, v('(', ')', end_of_file), t)
^  Fail: (216) [user] is_delimiter(t)
   Call: (216) [system] ')'==t
   Fail: (216) [system] ')'==t
   Call: (216) [system] get_char((0x55798e5fad60), t)
   Exit: (216) [system] get_char((0x55798e5fad60), t)
   Call: (216) [system] t=(\)
   Fail: (216) [system] t=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1400578)
   Call: (217) [system] peek_char((0x55798e5fad60), _1401512)
   Exit: (217) [system] peek_char((0x55798e5fad60), r)
^  Call: (217) [user] is_delimiter(r)
   Call: (218) [system] char_type(r, space)
   Fail: (218) [system] char_type(r, space)
   Call: (218) [system] arg(_1406232, v('(', ')', end_of_file), r)
   Fail: (218) [system] arg(_1407164, v('(', ')', end_of_file), r)
^  Fail: (217) [user] is_delimiter(r)
   Call: (217) [system] ')'==r
   Fail: (217) [system] ')'==r
   Call: (217) [system] get_char((0x55798e5fad60), r)
   Exit: (217) [system] get_char((0x55798e5fad60), r)
   Call: (217) [system] r=(\)
   Fail: (217) [system] r=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1414514)
   Call: (218) [system] peek_char((0x55798e5fad60), _1415448)
   Exit: (218) [system] peek_char((0x55798e5fad60), o)
^  Call: (218) [user] is_delimiter(o)
   Call: (219) [system] char_type(o, space)
   Fail: (219) [system] char_type(o, space)
   Call: (219) [system] arg(_1420168, v('(', ')', end_of_file), o)
   Fail: (219) [system] arg(_1421100, v('(', ')', end_of_file), o)
^  Fail: (218) [user] is_delimiter(o)
   Call: (218) [system] ')'==o
   Fail: (218) [system] ')'==o
   Call: (218) [system] get_char((0x55798e5fad60), o)
   Exit: (218) [system] get_char((0x55798e5fad60), o)
   Call: (218) [system] o=(\)
   Fail: (218) [system] o=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1428450)
   Call: (219) [system] peek_char((0x55798e5fad60), _1429384)
   Exit: (219) [system] peek_char((0x55798e5fad60), d)
^  Call: (219) [user] is_delimiter(d)
   Call: (220) [system] char_type(d, space)
   Fail: (220) [system] char_type(d, space)
   Call: (220) [system] arg(_1434104, v('(', ')', end_of_file), d)
   Fail: (220) [system] arg(_1435036, v('(', ')', end_of_file), d)
^  Fail: (219) [user] is_delimiter(d)
   Call: (219) [system] ')'==d
   Fail: (219) [system] ')'==d
   Call: (219) [system] get_char((0x55798e5fad60), d)
   Exit: (219) [system] get_char((0x55798e5fad60), d)
   Call: (219) [system] d=(\)
   Fail: (219) [system] d=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1442386)
   Call: (220) [system] peek_char((0x55798e5fad60), _1443320)
   Exit: (220) [system] peek_char((0x55798e5fad60), u)
^  Call: (220) [user] is_delimiter(u)
   Call: (221) [system] char_type(u, space)
   Fail: (221) [system] char_type(u, space)
   Call: (221) [system] arg(_1448040, v('(', ')', end_of_file), u)
   Fail: (221) [system] arg(_1448972, v('(', ')', end_of_file), u)
^  Fail: (220) [user] is_delimiter(u)
   Call: (220) [system] ')'==u
   Fail: (220) [system] ')'==u
   Call: (220) [system] get_char((0x55798e5fad60), u)
   Exit: (220) [system] get_char((0x55798e5fad60), u)
   Call: (220) [system] u=(\)
   Fail: (220) [system] u=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1456322)
   Call: (221) [system] peek_char((0x55798e5fad60), _1457256)
   Exit: (221) [system] peek_char((0x55798e5fad60), c)
^  Call: (221) [user] is_delimiter(c)
   Call: (222) [system] char_type(c, space)
   Fail: (222) [system] char_type(c, space)
   Call: (222) [system] arg(_1461976, v('(', ')', end_of_file), c)
   Fail: (222) [system] arg(_1462908, v('(', ')', end_of_file), c)
^  Fail: (221) [user] is_delimiter(c)
   Call: (221) [system] ')'==c
   Fail: (221) [system] ')'==c
   Call: (221) [system] get_char((0x55798e5fad60), c)
   Exit: (221) [system] get_char((0x55798e5fad60), c)
   Call: (221) [system] c=(\)
   Fail: (221) [system] c=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1470258)
   Call: (222) [system] peek_char((0x55798e5fad60), _1471192)
   Exit: (222) [system] peek_char((0x55798e5fad60), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_1475912, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_1476844, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55798e5fad60), t)
   Exit: (222) [system] get_char((0x55798e5fad60), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1484194)
   Call: (223) [system] peek_char((0x55798e5fad60), _1485128)
   Exit: (223) [system] peek_char((0x55798e5fad60), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_1489848, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_1490780, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55798e5fad60), i)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1498130)
   Call: (224) [system] peek_char((0x55798e5fad60), _1499064)
   Exit: (224) [system] peek_char((0x55798e5fad60), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_1503784, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_1504716, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55798e5fad60), o)
   Exit: (224) [system] get_char((0x55798e5fad60), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1512066)
   Call: (225) [system] peek_char((0x55798e5fad60), _1513000)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_1517720, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_1518652, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1526002)
   Call: (226) [system] peek_char((0x55798e5fad60), _1526936)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _1526002=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (225) [system] _1512066=[n]
   Exit: (225) [system] [n]=[n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (224) [system] _1498130=[o, n]
   Exit: (224) [system] [o, n]=[o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (223) [system] _1484194=[i, o, n]
   Exit: (223) [system] [i, o, n]=[i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (222) [system] _1470258=[t, i, o, n]
   Exit: (222) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (221) [system] _1456322=[c, t, i, o, n]
   Exit: (221) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (220) [system] _1442386=[u, c, t, i, o, n]
   Exit: (220) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (219) [system] _1428450=[d, u, c, t, i, o, n]
   Exit: (219) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (218) [system] _1414514=[o, d, u, c, t, i, o, n]
   Exit: (218) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (217) [system] _1400578=[r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1386642=[t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1372706=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1358770=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1344834=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1330898=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1316962=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _1303026=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _1289090=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _1275154=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _1261218=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (206) [system] _1247282=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (206) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (205) [system] _1233346=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (205) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (204) [system] _1219410=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (204) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (203) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1185756)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_1597714, _1597716), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1185756), _1597690, fail)), '$restore_trace'(_1597714, _1597716))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_1597714, _1597716))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1185756), _1597690, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_1185756)
   Fail: (204) [system] atomic(_1185756)
   Call: (204) [system] atom_chars(_1185756, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (204) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (203) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionIntroduction')
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionIntroduction')
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1607090)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1608948)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1616686)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1619390)
   Exit: (204) [system] peek_char((0x55798e5fad60), a)
   Call: (204) [system] a=(;)
   Fail: (204) [system] a=(;)
^  Call: (204) [user] is_like_space(a)
   Call: (205) [system] char_type(a, 'white')
   Fail: (205) [system] char_type(a, 'white')
   Call: (205) [system] char_type(a, end_of_line)
   Fail: (205) [system] char_type(a, end_of_line)
   Call: (205) [system] char_type(a, space)
   Fail: (205) [system] char_type(a, space)
   Call: (205) [system] char_type(a, cntrl)
   Fail: (205) [system] char_type(a, cntrl)
^  Fail: (204) [user] is_like_space(a)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1634468)
   Exit: (202) [system] peek_char((0x55798e5fad60), a)
   Call: (202) [system] a=')'
   Fail: (202) [system] a=')'
   Call: (202) [system] a=end_of_file
   Fail: (202) [system] a=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1640038)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1641896)
   Exit: (204) [system] peek_char((0x55798e5fad60), a)
   Call: (204) [system] a=(;)
   Fail: (204) [system] a=(;)
^  Call: (204) [user] is_like_space(a)
   Call: (205) [system] char_type(a, 'white')
   Fail: (205) [system] char_type(a, 'white')
   Call: (205) [system] char_type(a, end_of_line)
   Fail: (205) [system] char_type(a, end_of_line)
   Call: (205) [system] char_type(a, space)
   Fail: (205) [system] char_type(a, space)
   Call: (205) [system] char_type(a, cntrl)
   Fail: (205) [system] char_type(a, cntrl)
^  Fail: (204) [user] is_like_space(a)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _1656050)
   Exit: (203) [system] get_char((0x55798e5fad60), a)
   Call: (203) [system] a='('
   Fail: (203) [system] a='('
   Call: (203) [system] a='['
   Fail: (203) [system] a='['
   Call: (203) [system] a='{'
   Fail: (203) [system] a='{'
   Call: (203) [system] a='"'
   Fail: (203) [system] a='"'
   Call: (203) [system] a=!
   Fail: (203) [system] a=!
   Call: (203) [system] a='\''
   Fail: (203) [system] a='\''
   Call: (203) [system] a='`'
   Fail: (203) [system] a='`'
   Call: (203) [system] a=end_of_file
   Fail: (203) [system] a=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), a, _1640038)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1673692)
   Call: (205) [system] peek_char((0x55798e5fad60), _1674626)
   Exit: (205) [system] peek_char((0x55798e5fad60), b)
^  Call: (205) [user] is_delimiter(b)
   Call: (206) [system] char_type(b, space)
   Fail: (206) [system] char_type(b, space)
   Call: (206) [system] arg(_1679346, v('(', ')', end_of_file), b)
   Fail: (206) [system] arg(_1680278, v('(', ')', end_of_file), b)
^  Fail: (205) [user] is_delimiter(b)
   Call: (205) [system] ')'==b
   Fail: (205) [system] ')'==b
   Call: (205) [system] get_char((0x55798e5fad60), b)
   Exit: (205) [system] get_char((0x55798e5fad60), b)
   Call: (205) [system] b=(\)
   Fail: (205) [system] b=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1687628)
   Call: (206) [system] peek_char((0x55798e5fad60), _1688562)
   Exit: (206) [system] peek_char((0x55798e5fad60), c)
^  Call: (206) [user] is_delimiter(c)
   Call: (207) [system] char_type(c, space)
   Fail: (207) [system] char_type(c, space)
   Call: (207) [system] arg(_1693282, v('(', ')', end_of_file), c)
   Fail: (207) [system] arg(_1694214, v('(', ')', end_of_file), c)
^  Fail: (206) [user] is_delimiter(c)
   Call: (206) [system] ')'==c
   Fail: (206) [system] ')'==c
   Call: (206) [system] get_char((0x55798e5fad60), c)
   Exit: (206) [system] get_char((0x55798e5fad60), c)
   Call: (206) [system] c=(\)
   Fail: (206) [system] c=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1701564)
   Call: (207) [system] peek_char((0x55798e5fad60), _1702498)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _1701564=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (206) [system] _1687628=[c]
   Exit: (206) [system] [c]=[c]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (205) [system] _1673692=[b, c]
   Exit: (205) [system] [b, c]=[b, c]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (204) [user] classify_and_convert_charseq(a, [b, c], _1640038)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_1717396, _1717398), once(user:catch(read_from_chars([a, b, c], _1640038), _1717372, fail)), '$restore_trace'(_1717396, _1717398))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_1717396, _1717398))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1717372, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(abc)
   Exit: (205) [system] atomic(abc)
^  Exit: (204) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _1724896)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1726754)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _1734492)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1737196)
   Exit: (205) [system] peek_char((0x55798e5fad60), a)
   Call: (205) [system] a=(;)
   Fail: (205) [system] a=(;)
^  Call: (205) [user] is_like_space(a)
   Call: (206) [system] char_type(a, 'white')
   Fail: (206) [system] char_type(a, 'white')
   Call: (206) [system] char_type(a, end_of_line)
   Fail: (206) [system] char_type(a, end_of_line)
   Call: (206) [system] char_type(a, space)
   Fail: (206) [system] char_type(a, space)
   Call: (206) [system] char_type(a, cntrl)
   Fail: (206) [system] char_type(a, cntrl)
^  Fail: (205) [user] is_like_space(a)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1752274)
   Exit: (203) [system] peek_char((0x55798e5fad60), a)
   Call: (203) [system] a=')'
   Fail: (203) [system] a=')'
   Call: (203) [system] a=end_of_file
   Fail: (203) [system] a=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _1757844)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1759702)
   Exit: (205) [system] peek_char((0x55798e5fad60), a)
   Call: (205) [system] a=(;)
   Fail: (205) [system] a=(;)
^  Call: (205) [user] is_like_space(a)
   Call: (206) [system] char_type(a, 'white')
   Fail: (206) [system] char_type(a, 'white')
   Call: (206) [system] char_type(a, end_of_line)
   Fail: (206) [system] char_type(a, end_of_line)
   Call: (206) [system] char_type(a, space)
   Fail: (206) [system] char_type(a, space)
   Call: (206) [system] char_type(a, cntrl)
   Fail: (206) [system] char_type(a, cntrl)
^  Fail: (205) [user] is_like_space(a)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _1773856)
   Exit: (204) [system] get_char((0x55798e5fad60), a)
   Call: (204) [system] a='('
   Fail: (204) [system] a='('
   Call: (204) [system] a='['
   Fail: (204) [system] a='['
   Call: (204) [system] a='{'
   Fail: (204) [system] a='{'
   Call: (204) [system] a='"'
   Fail: (204) [system] a='"'
   Call: (204) [system] a=!
   Fail: (204) [system] a=!
   Call: (204) [system] a='\''
   Fail: (204) [system] a='\''
   Call: (204) [system] a='`'
   Fail: (204) [system] a='`'
   Call: (204) [system] a=end_of_file
   Fail: (204) [system] a=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), a, _1757844)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1791498)
   Call: (206) [system] peek_char((0x55798e5fad60), _1792432)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_1797152, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _1791498=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (205) [user] classify_and_convert_charseq(a, [], _1757844)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_1803614, _1803616), once(user:catch(read_from_chars([a], _1757844), _1803590, fail)), '$restore_trace'(_1803614, _1803616))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_1803614, _1803616))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1803590, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(a)
   Exit: (206) [system] atomic(a)
^  Exit: (205) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _1811114)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1812972)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1827126)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55798e5fad60), _1830916)
   Exit: (204) [system] get_char((0x55798e5fad60), ')')
   Call: (204) [system] _1811114=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [])
   Call: (203) [system] _1724896=[a]
   Exit: (203) [system] [a]=[a]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (202) [system] _1607090=[abc, a]
   Exit: (202) [system] [abc, a]=[abc, a]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [abc, a])
   Call: (201) [system] _1144450=['ConjunctionIntroduction', abc, a]
   Exit: (201) [system] ['ConjunctionIntroduction', abc, a]=['ConjunctionIntroduction', abc, a]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), ['ConjunctionIntroduction', abc, a])
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), ['ConjunctionIntroduction', abc, a])
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1844798)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1846656)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1854394)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1857098)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1872176)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=')'
   Fail: (200) [system] '('=')'
   Call: (200) [system] '('=end_of_file
   Fail: (200) [system] '('=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1877746)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1879604)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1893758)
   Exit: (201) [system] get_char((0x55798e5fad60), '(')
   Call: (201) [system] '('='('
   Exit: (201) [system] '('='('
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1877746)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1899328)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'A')
   Call: (203) [system] 'A'=(;)
   Fail: (203) [system] 'A'=(;)
^  Call: (203) [user] is_like_space('A')
   Call: (204) [system] char_type('A', 'white')
   Fail: (204) [system] char_type('A', 'white')
   Call: (204) [system] char_type('A', end_of_line)
   Fail: (204) [system] char_type('A', end_of_line)
   Call: (204) [system] char_type('A', space)
   Fail: (204) [system] char_type('A', space)
   Call: (204) [system] char_type('A', cntrl)
   Fail: (204) [system] char_type('A', cntrl)
^  Fail: (203) [user] is_like_space('A')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1913482)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'A')
   Call: (202) [system] 'A'=')'
   Fail: (202) [system] 'A'=')'
   Call: (202) [system] 'A'=end_of_file
   Fail: (202) [system] 'A'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1919052)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1920910)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'A')
   Call: (204) [system] 'A'=(;)
   Fail: (204) [system] 'A'=(;)
^  Call: (204) [user] is_like_space('A')
   Call: (205) [system] char_type('A', 'white')
   Fail: (205) [system] char_type('A', 'white')
   Call: (205) [system] char_type('A', end_of_line)
   Fail: (205) [system] char_type('A', end_of_line)
   Call: (205) [system] char_type('A', space)
   Fail: (205) [system] char_type('A', space)
   Call: (205) [system] char_type('A', cntrl)
   Fail: (205) [system] char_type('A', cntrl)
^  Fail: (204) [user] is_like_space('A')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _1935064)
   Exit: (203) [system] get_char((0x55798e5fad60), 'A')
   Call: (203) [system] 'A'='('
   Fail: (203) [system] 'A'='('
   Call: (203) [system] 'A'='['
   Fail: (203) [system] 'A'='['
   Call: (203) [system] 'A'='{'
   Fail: (203) [system] 'A'='{'
   Call: (203) [system] 'A'='"'
   Fail: (203) [system] 'A'='"'
   Call: (203) [system] 'A'=!
   Fail: (203) [system] 'A'=!
   Call: (203) [system] 'A'='\''
   Fail: (203) [system] 'A'='\''
   Call: (203) [system] 'A'='`'
   Fail: (203) [system] 'A'='`'
   Call: (203) [system] 'A'=end_of_file
   Fail: (203) [system] 'A'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1919052)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1952706)
   Call: (205) [system] peek_char((0x55798e5fad60), _1953640)
   Exit: (205) [system] peek_char((0x55798e5fad60), n)
^  Call: (205) [user] is_delimiter(n)
   Call: (206) [system] char_type(n, space)
   Fail: (206) [system] char_type(n, space)
   Call: (206) [system] arg(_1958360, v('(', ')', end_of_file), n)
   Fail: (206) [system] arg(_1959292, v('(', ')', end_of_file), n)
^  Fail: (205) [user] is_delimiter(n)
   Call: (205) [system] ')'==n
   Fail: (205) [system] ')'==n
   Call: (205) [system] get_char((0x55798e5fad60), n)
   Exit: (205) [system] get_char((0x55798e5fad60), n)
   Call: (205) [system] n=(\)
   Fail: (205) [system] n=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1966642)
   Call: (206) [system] peek_char((0x55798e5fad60), _1967576)
   Exit: (206) [system] peek_char((0x55798e5fad60), d)
^  Call: (206) [user] is_delimiter(d)
   Call: (207) [system] char_type(d, space)
   Fail: (207) [system] char_type(d, space)
   Call: (207) [system] arg(_1972296, v('(', ')', end_of_file), d)
   Fail: (207) [system] arg(_1973228, v('(', ')', end_of_file), d)
^  Fail: (206) [user] is_delimiter(d)
   Call: (206) [system] ')'==d
   Fail: (206) [system] ')'==d
   Call: (206) [system] get_char((0x55798e5fad60), d)
   Exit: (206) [system] get_char((0x55798e5fad60), d)
   Call: (206) [system] d=(\)
   Fail: (206) [system] d=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1980578)
   Call: (207) [system] peek_char((0x55798e5fad60), _1981512)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (207) [user] is_delimiter('L')
   Call: (208) [system] char_type('L', space)
   Fail: (208) [system] char_type('L', space)
   Call: (208) [system] arg(_1986232, v('(', ')', end_of_file), 'L')
   Fail: (208) [system] arg(_1987164, v('(', ')', end_of_file), 'L')
^  Fail: (207) [user] is_delimiter('L')
   Call: (207) [system] ')'=='L'
   Fail: (207) [system] ')'=='L'
   Call: (207) [system] get_char((0x55798e5fad60), 'L')
   Exit: (207) [system] get_char((0x55798e5fad60), 'L')
   Call: (207) [system] 'L'=(\)
   Fail: (207) [system] 'L'=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1994514)
   Call: (208) [system] peek_char((0x55798e5fad60), _1995448)
   Exit: (208) [system] peek_char((0x55798e5fad60), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_2000168, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_2001100, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55798e5fad60), i)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _2008450)
   Call: (209) [system] peek_char((0x55798e5fad60), _2009384)
   Exit: (209) [system] peek_char((0x55798e5fad60), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_2014104, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_2015036, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55798e5fad60), n)
   Exit: (209) [system] get_char((0x55798e5fad60), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _2022386)
   Call: (210) [system] peek_char((0x55798e5fad60), _2023320)
   Exit: (210) [system] peek_char((0x55798e5fad60), k)
^  Call: (210) [user] is_delimiter(k)
   Call: (211) [system] char_type(k, space)
   Fail: (211) [system] char_type(k, space)
   Call: (211) [system] arg(_2028040, v('(', ')', end_of_file), k)
   Fail: (211) [system] arg(_2028972, v('(', ')', end_of_file), k)
^  Fail: (210) [user] is_delimiter(k)
   Call: (210) [system] ')'==k
   Fail: (210) [system] ')'==k
   Call: (210) [system] get_char((0x55798e5fad60), k)
   Exit: (210) [system] get_char((0x55798e5fad60), k)
   Call: (210) [system] k=(\)
   Fail: (210) [system] k=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _2036322)
   Call: (211) [system] peek_char((0x55798e5fad60), _2037256)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _2036322=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _2022386=[k]
   Exit: (210) [system] [k]=[k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (209) [system] _2008450=[n, k]
   Exit: (209) [system] [n, k]=[n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (208) [system] _1994514=[i, n, k]
   Exit: (208) [system] [i, n, k]=[i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (207) [system] _1980578=['L', i, n, k]
   Exit: (207) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (206) [system] _1966642=[d, 'L', i, n, k]
   Exit: (206) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (205) [system] _1952706=[n, d, 'L', i, n, k]
   Exit: (205) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (204) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1919052)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_2063330, _2063332), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1919052), _2063306, fail)), '$restore_trace'(_2063330, _2063332))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_2063330, _2063332))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1919052), _2063306, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(_1919052)
   Fail: (205) [system] atomic(_1919052)
   Call: (205) [system] atom_chars(_1919052, ['A', n, d, 'L', i, n, k])
   Exit: (205) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (204) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _2072706)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _2074564)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _2082302)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _2085006)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _7284)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _12854)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _14712)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _28866)
   Exit: (204) [system] get_char((0x55798e5fad60), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _12854)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _34436)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'I')
   Call: (206) [system] 'I'=(;)
   Fail: (206) [system] 'I'=(;)
^  Call: (206) [user] is_like_space('I')
   Call: (207) [system] char_type('I', 'white')
   Fail: (207) [system] char_type('I', 'white')
   Call: (207) [system] char_type('I', end_of_line)
   Fail: (207) [system] char_type('I', end_of_line)
   Call: (207) [system] char_type('I', space)
   Fail: (207) [system] char_type('I', space)
   Call: (207) [system] char_type('I', cntrl)
   Fail: (207) [system] char_type('I', cntrl)
^  Fail: (206) [user] is_like_space('I')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _48590)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'I')
   Call: (205) [system] 'I'=')'
   Fail: (205) [system] 'I'=')'
   Call: (205) [system] 'I'=end_of_file
   Fail: (205) [system] 'I'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _54160)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _56018)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'I')
   Call: (207) [system] 'I'=(;)
   Fail: (207) [system] 'I'=(;)
^  Call: (207) [user] is_like_space('I')
   Call: (208) [system] char_type('I', 'white')
   Fail: (208) [system] char_type('I', 'white')
   Call: (208) [system] char_type('I', end_of_line)
   Fail: (208) [system] char_type('I', end_of_line)
   Call: (208) [system] char_type('I', space)
   Fail: (208) [system] char_type('I', space)
   Call: (208) [system] char_type('I', cntrl)
   Fail: (208) [system] char_type('I', cntrl)
^  Fail: (207) [user] is_like_space('I')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _70172)
   Exit: (206) [system] get_char((0x55798e5fad60), 'I')
   Call: (206) [system] 'I'='('
   Fail: (206) [system] 'I'='('
   Call: (206) [system] 'I'='['
   Fail: (206) [system] 'I'='['
   Call: (206) [system] 'I'='{'
   Fail: (206) [system] 'I'='{'
   Call: (206) [system] 'I'='"'
   Fail: (206) [system] 'I'='"'
   Call: (206) [system] 'I'=!
   Fail: (206) [system] 'I'=!
   Call: (206) [system] 'I'='\''
   Fail: (206) [system] 'I'='\''
   Call: (206) [system] 'I'='`'
   Fail: (206) [system] 'I'='`'
   Call: (206) [system] 'I'=end_of_file
   Fail: (206) [system] 'I'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55798e5fad60), 'I', _54160)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _87814)
   Call: (208) [system] peek_char((0x55798e5fad60), _88748)
   Exit: (208) [system] peek_char((0x55798e5fad60), m)
^  Call: (208) [user] is_delimiter(m)
   Call: (209) [system] char_type(m, space)
   Fail: (209) [system] char_type(m, space)
   Call: (209) [system] arg(_93468, v('(', ')', end_of_file), m)
   Fail: (209) [system] arg(_94400, v('(', ')', end_of_file), m)
^  Fail: (208) [user] is_delimiter(m)
   Call: (208) [system] ')'==m
   Fail: (208) [system] ')'==m
   Call: (208) [system] get_char((0x55798e5fad60), m)
   Exit: (208) [system] get_char((0x55798e5fad60), m)
   Call: (208) [system] m=(\)
   Fail: (208) [system] m=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _101750)
   Call: (209) [system] peek_char((0x55798e5fad60), _102684)
   Exit: (209) [system] peek_char((0x55798e5fad60), p)
^  Call: (209) [user] is_delimiter(p)
   Call: (210) [system] char_type(p, space)
   Fail: (210) [system] char_type(p, space)
   Call: (210) [system] arg(_107404, v('(', ')', end_of_file), p)
   Fail: (210) [system] arg(_108336, v('(', ')', end_of_file), p)
^  Fail: (209) [user] is_delimiter(p)
   Call: (209) [system] ')'==p
   Fail: (209) [system] ')'==p
   Call: (209) [system] get_char((0x55798e5fad60), p)
   Exit: (209) [system] get_char((0x55798e5fad60), p)
   Call: (209) [system] p=(\)
   Fail: (209) [system] p=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _115686)
   Call: (210) [system] peek_char((0x55798e5fad60), _116620)
   Exit: (210) [system] peek_char((0x55798e5fad60), l)
^  Call: (210) [user] is_delimiter(l)
   Call: (211) [system] char_type(l, space)
   Fail: (211) [system] char_type(l, space)
   Call: (211) [system] arg(_121340, v('(', ')', end_of_file), l)
   Fail: (211) [system] arg(_122272, v('(', ')', end_of_file), l)
^  Fail: (210) [user] is_delimiter(l)
   Call: (210) [system] ')'==l
   Fail: (210) [system] ')'==l
   Call: (210) [system] get_char((0x55798e5fad60), l)
   Exit: (210) [system] get_char((0x55798e5fad60), l)
   Call: (210) [system] l=(\)
   Fail: (210) [system] l=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _129622)
   Call: (211) [system] peek_char((0x55798e5fad60), _130556)
   Exit: (211) [system] peek_char((0x55798e5fad60), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_135276, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_136208, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55798e5fad60), i)
   Exit: (211) [system] get_char((0x55798e5fad60), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _143558)
   Call: (212) [system] peek_char((0x55798e5fad60), _144492)
   Exit: (212) [system] peek_char((0x55798e5fad60), c)
^  Call: (212) [user] is_delimiter(c)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] arg(_149212, v('(', ')', end_of_file), c)
   Fail: (213) [system] arg(_150144, v('(', ')', end_of_file), c)
^  Fail: (212) [user] is_delimiter(c)
   Call: (212) [system] ')'==c
   Fail: (212) [system] ')'==c
   Call: (212) [system] get_char((0x55798e5fad60), c)
   Exit: (212) [system] get_char((0x55798e5fad60), c)
   Call: (212) [system] c=(\)
   Fail: (212) [system] c=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _157494)
   Call: (213) [system] peek_char((0x55798e5fad60), _158428)
   Exit: (213) [system] peek_char((0x55798e5fad60), a)
^  Call: (213) [user] is_delimiter(a)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] arg(_163148, v('(', ')', end_of_file), a)
   Fail: (214) [system] arg(_164080, v('(', ')', end_of_file), a)
^  Fail: (213) [user] is_delimiter(a)
   Call: (213) [system] ')'==a
   Fail: (213) [system] ')'==a
   Call: (213) [system] get_char((0x55798e5fad60), a)
   Exit: (213) [system] get_char((0x55798e5fad60), a)
   Call: (213) [system] a=(\)
   Fail: (213) [system] a=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _171430)
   Call: (214) [system] peek_char((0x55798e5fad60), _172364)
   Exit: (214) [system] peek_char((0x55798e5fad60), t)
^  Call: (214) [user] is_delimiter(t)
   Call: (215) [system] char_type(t, space)
   Fail: (215) [system] char_type(t, space)
   Call: (215) [system] arg(_177084, v('(', ')', end_of_file), t)
   Fail: (215) [system] arg(_178016, v('(', ')', end_of_file), t)
^  Fail: (214) [user] is_delimiter(t)
   Call: (214) [system] ')'==t
   Fail: (214) [system] ')'==t
   Call: (214) [system] get_char((0x55798e5fad60), t)
   Exit: (214) [system] get_char((0x55798e5fad60), t)
   Call: (214) [system] t=(\)
   Fail: (214) [system] t=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _185366)
   Call: (215) [system] peek_char((0x55798e5fad60), _186300)
   Exit: (215) [system] peek_char((0x55798e5fad60), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_191020, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_191952, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55798e5fad60), i)
   Exit: (215) [system] get_char((0x55798e5fad60), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _199302)
   Call: (216) [system] peek_char((0x55798e5fad60), _200236)
   Exit: (216) [system] peek_char((0x55798e5fad60), o)
^  Call: (216) [user] is_delimiter(o)
   Call: (217) [system] char_type(o, space)
   Fail: (217) [system] char_type(o, space)
   Call: (217) [system] arg(_204956, v('(', ')', end_of_file), o)
   Fail: (217) [system] arg(_205888, v('(', ')', end_of_file), o)
^  Fail: (216) [user] is_delimiter(o)
   Call: (216) [system] ')'==o
   Fail: (216) [system] ')'==o
   Call: (216) [system] get_char((0x55798e5fad60), o)
   Exit: (216) [system] get_char((0x55798e5fad60), o)
   Call: (216) [system] o=(\)
   Fail: (216) [system] o=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _213238)
   Call: (217) [system] peek_char((0x55798e5fad60), _214172)
   Exit: (217) [system] peek_char((0x55798e5fad60), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_218892, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_219824, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55798e5fad60), n)
   Exit: (217) [system] get_char((0x55798e5fad60), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _227174)
   Call: (218) [system] peek_char((0x55798e5fad60), _228108)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _227174=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (217) [system] _213238=[n]
   Exit: (217) [system] [n]=[n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (216) [system] _199302=[o, n]
   Exit: (216) [system] [o, n]=[o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (215) [system] _185366=[i, o, n]
   Exit: (215) [system] [i, o, n]=[i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (214) [system] _171430=[t, i, o, n]
   Exit: (214) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (213) [system] _157494=[a, t, i, o, n]
   Exit: (213) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (212) [system] _143558=[c, a, t, i, o, n]
   Exit: (212) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (211) [system] _129622=[i, c, a, t, i, o, n]
   Exit: (211) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (210) [system] _115686=[l, i, c, a, t, i, o, n]
   Exit: (210) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (209) [system] _101750=[p, l, i, c, a, t, i, o, n]
   Exit: (209) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (208) [system] _87814=[m, p, l, i, c, a, t, i, o, n]
   Exit: (208) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (207) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _54160)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_265358, _265360), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _54160), _265334, fail)), '$restore_trace'(_265358, _265360))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_265358, _265360))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _54160), _265334, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_54160)
   Fail: (208) [system] atomic(_54160)
   Call: (208) [system] atom_chars(_54160, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (208) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (207) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (206) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _274734)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _276592)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _284330)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _287034)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _302112)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _307682)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _309540)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _323694)
   Exit: (207) [system] get_char((0x55798e5fad60), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _307682)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _329264)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _343418)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'A')
   Call: (208) [system] 'A'=')'
   Fail: (208) [system] 'A'=')'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _348988)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _350846)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _365000)
   Exit: (209) [system] get_char((0x55798e5fad60), 'A')
   Call: (209) [system] 'A'='('
   Fail: (209) [system] 'A'='('
   Call: (209) [system] 'A'='['
   Fail: (209) [system] 'A'='['
   Call: (209) [system] 'A'='{'
   Fail: (209) [system] 'A'='{'
   Call: (209) [system] 'A'='"'
   Fail: (209) [system] 'A'='"'
   Call: (209) [system] 'A'=!
   Fail: (209) [system] 'A'=!
   Call: (209) [system] 'A'='\''
   Fail: (209) [system] 'A'='\''
   Call: (209) [system] 'A'='`'
   Fail: (209) [system] 'A'='`'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), 'A', _348988)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _382642)
   Call: (211) [system] peek_char((0x55798e5fad60), _383576)
   Exit: (211) [system] peek_char((0x55798e5fad60), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_388296, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_389228, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55798e5fad60), n)
   Exit: (211) [system] get_char((0x55798e5fad60), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _396578)
   Call: (212) [system] peek_char((0x55798e5fad60), _397512)
   Exit: (212) [system] peek_char((0x55798e5fad60), d)
^  Call: (212) [user] is_delimiter(d)
   Call: (213) [system] char_type(d, space)
   Fail: (213) [system] char_type(d, space)
   Call: (213) [system] arg(_402232, v('(', ')', end_of_file), d)
   Fail: (213) [system] arg(_403164, v('(', ')', end_of_file), d)
^  Fail: (212) [user] is_delimiter(d)
   Call: (212) [system] ')'==d
   Fail: (212) [system] ')'==d
   Call: (212) [system] get_char((0x55798e5fad60), d)
   Exit: (212) [system] get_char((0x55798e5fad60), d)
   Call: (212) [system] d=(\)
   Fail: (212) [system] d=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _410514)
   Call: (213) [system] peek_char((0x55798e5fad60), _411448)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (213) [user] is_delimiter('L')
   Call: (214) [system] char_type('L', space)
   Fail: (214) [system] char_type('L', space)
   Call: (214) [system] arg(_416168, v('(', ')', end_of_file), 'L')
   Fail: (214) [system] arg(_417100, v('(', ')', end_of_file), 'L')
^  Fail: (213) [user] is_delimiter('L')
   Call: (213) [system] ')'=='L'
   Fail: (213) [system] ')'=='L'
   Call: (213) [system] get_char((0x55798e5fad60), 'L')
   Exit: (213) [system] get_char((0x55798e5fad60), 'L')
   Call: (213) [system] 'L'=(\)
   Fail: (213) [system] 'L'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _424450)
   Call: (214) [system] peek_char((0x55798e5fad60), _425384)
   Exit: (214) [system] peek_char((0x55798e5fad60), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_430104, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_431036, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55798e5fad60), i)
   Exit: (214) [system] get_char((0x55798e5fad60), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _438386)
   Call: (215) [system] peek_char((0x55798e5fad60), _439320)
   Exit: (215) [system] peek_char((0x55798e5fad60), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_444040, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_444972, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55798e5fad60), n)
   Exit: (215) [system] get_char((0x55798e5fad60), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _452322)
   Call: (216) [system] peek_char((0x55798e5fad60), _453256)
   Exit: (216) [system] peek_char((0x55798e5fad60), k)
^  Call: (216) [user] is_delimiter(k)
   Call: (217) [system] char_type(k, space)
   Fail: (217) [system] char_type(k, space)
   Call: (217) [system] arg(_457976, v('(', ')', end_of_file), k)
   Fail: (217) [system] arg(_458908, v('(', ')', end_of_file), k)
^  Fail: (216) [user] is_delimiter(k)
   Call: (216) [system] ')'==k
   Fail: (216) [system] ')'==k
   Call: (216) [system] get_char((0x55798e5fad60), k)
   Exit: (216) [system] get_char((0x55798e5fad60), k)
   Call: (216) [system] k=(\)
   Fail: (216) [system] k=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _466258)
   Call: (217) [system] peek_char((0x55798e5fad60), _467192)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _466258=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (216) [system] _452322=[k]
   Exit: (216) [system] [k]=[k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (215) [system] _438386=[n, k]
   Exit: (215) [system] [n, k]=[n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (214) [system] _424450=[i, n, k]
   Exit: (214) [system] [i, n, k]=[i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (213) [system] _410514=['L', i, n, k]
   Exit: (213) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (212) [system] _396578=[d, 'L', i, n, k]
   Exit: (212) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (211) [system] _382642=[n, d, 'L', i, n, k]
   Exit: (211) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (210) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _348988)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_493266, _493268), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _348988), _493242, fail)), '$restore_trace'(_493266, _493268))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_493266, _493268))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _348988), _493242, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_348988)
   Fail: (211) [system] atomic(_348988)
   Call: (211) [system] atom_chars(_348988, ['A', n, d, 'L', i, n, k])
   Exit: (211) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (210) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _502642)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _504500)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _512238)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _514942)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _530020)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'A')
   Call: (209) [system] 'A'=')'
   Fail: (209) [system] 'A'=')'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _535590)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _537448)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _551602)
   Exit: (210) [system] get_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'='('
   Fail: (210) [system] 'A'='('
   Call: (210) [system] 'A'='['
   Fail: (210) [system] 'A'='['
   Call: (210) [system] 'A'='{'
   Fail: (210) [system] 'A'='{'
   Call: (210) [system] 'A'='"'
   Fail: (210) [system] 'A'='"'
   Call: (210) [system] 'A'=!
   Fail: (210) [system] 'A'=!
   Call: (210) [system] 'A'='\''
   Fail: (210) [system] 'A'='\''
   Call: (210) [system] 'A'='`'
   Fail: (210) [system] 'A'='`'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), 'A', _535590)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _569244)
   Call: (212) [system] peek_char((0x55798e5fad60), _570178)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _569244=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (211) [user] classify_and_convert_charseq('A', [], _535590)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_579488, _579490), once(user:catch(read_from_chars(['A'], _535590), _579464, fail)), '$restore_trace'(_579488, _579490))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_579488, _579490))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _535590), _579464, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_535590)
   Fail: (212) [system] atomic(_535590)
   Call: (212) [system] atom_chars(_535590, ['A'])
   Exit: (212) [system] atom_chars('A', ['A'])
^  Exit: (211) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _588864)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _590722)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _598460)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _601164)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'B')
   Call: (212) [system] 'B'=(;)
   Fail: (212) [system] 'B'=(;)
^  Call: (212) [user] is_like_space('B')
   Call: (213) [system] char_type('B', 'white')
   Fail: (213) [system] char_type('B', 'white')
   Call: (213) [system] char_type('B', end_of_line)
   Fail: (213) [system] char_type('B', end_of_line)
   Call: (213) [system] char_type('B', space)
   Fail: (213) [system] char_type('B', space)
   Call: (213) [system] char_type('B', cntrl)
   Fail: (213) [system] char_type('B', cntrl)
^  Fail: (212) [user] is_like_space('B')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _616242)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'B')
   Call: (210) [system] 'B'=')'
   Fail: (210) [system] 'B'=')'
   Call: (210) [system] 'B'=end_of_file
   Fail: (210) [system] 'B'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _621812)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _623670)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'B')
   Call: (212) [system] 'B'=(;)
   Fail: (212) [system] 'B'=(;)
^  Call: (212) [user] is_like_space('B')
   Call: (213) [system] char_type('B', 'white')
   Fail: (213) [system] char_type('B', 'white')
   Call: (213) [system] char_type('B', end_of_line)
   Fail: (213) [system] char_type('B', end_of_line)
   Call: (213) [system] char_type('B', space)
   Fail: (213) [system] char_type('B', space)
   Call: (213) [system] char_type('B', cntrl)
   Fail: (213) [system] char_type('B', cntrl)
^  Fail: (212) [user] is_like_space('B')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _637824)
   Exit: (211) [system] get_char((0x55798e5fad60), 'B')
   Call: (211) [system] 'B'='('
   Fail: (211) [system] 'B'='('
   Call: (211) [system] 'B'='['
   Fail: (211) [system] 'B'='['
   Call: (211) [system] 'B'='{'
   Fail: (211) [system] 'B'='{'
   Call: (211) [system] 'B'='"'
   Fail: (211) [system] 'B'='"'
   Call: (211) [system] 'B'=!
   Fail: (211) [system] 'B'=!
   Call: (211) [system] 'B'='\''
   Fail: (211) [system] 'B'='\''
   Call: (211) [system] 'B'='`'
   Fail: (211) [system] 'B'='`'
   Call: (211) [system] 'B'=end_of_file
   Fail: (211) [system] 'B'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), 'B', _621812)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _655466)
   Call: (213) [system] peek_char((0x55798e5fad60), _656400)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_661120, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _655466=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (212) [user] classify_and_convert_charseq('B', [], _621812)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_667582, _667584), once(user:catch(read_from_chars(['B'], _621812), _667558, fail)), '$restore_trace'(_667582, _667584))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_667582, _667584))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _621812), _667558, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_621812)
   Fail: (213) [system] atomic(_621812)
   Call: (213) [system] atom_chars(_621812, ['B'])
   Exit: (213) [system] atom_chars('B', ['B'])
^  Exit: (212) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _676958)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _678816)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _692970)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55798e5fad60), _696760)
   Exit: (211) [system] get_char((0x55798e5fad60), ')')
   Call: (211) [system] _676958=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [])
   Call: (210) [system] _588864=['B']
   Exit: (210) [system] ['B']=['B']
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (209) [system] _502642=['A', 'B']
   Exit: (209) [system] ['A', 'B']=['A', 'B']
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (208) [system] _307682=['AndLink', 'A', 'B']
   Exit: (208) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _710642)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _712500)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _720238)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _722942)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'C')
   Call: (209) [system] 'C'=(;)
   Fail: (209) [system] 'C'=(;)
^  Call: (209) [user] is_like_space('C')
   Call: (210) [system] char_type('C', 'white')
   Fail: (210) [system] char_type('C', 'white')
   Call: (210) [system] char_type('C', end_of_line)
   Fail: (210) [system] char_type('C', end_of_line)
   Call: (210) [system] char_type('C', space)
   Fail: (210) [system] char_type('C', space)
   Call: (210) [system] char_type('C', cntrl)
   Fail: (210) [system] char_type('C', cntrl)
^  Fail: (209) [user] is_like_space('C')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _738020)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'C')
   Call: (207) [system] 'C'=')'
   Fail: (207) [system] 'C'=')'
   Call: (207) [system] 'C'=end_of_file
   Fail: (207) [system] 'C'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _743590)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _745448)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'C')
   Call: (209) [system] 'C'=(;)
   Fail: (209) [system] 'C'=(;)
^  Call: (209) [user] is_like_space('C')
   Call: (210) [system] char_type('C', 'white')
   Fail: (210) [system] char_type('C', 'white')
   Call: (210) [system] char_type('C', end_of_line)
   Fail: (210) [system] char_type('C', end_of_line)
   Call: (210) [system] char_type('C', space)
   Fail: (210) [system] char_type('C', space)
   Call: (210) [system] char_type('C', cntrl)
   Fail: (210) [system] char_type('C', cntrl)
^  Fail: (209) [user] is_like_space('C')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _759602)
   Exit: (208) [system] get_char((0x55798e5fad60), 'C')
   Call: (208) [system] 'C'='('
   Fail: (208) [system] 'C'='('
   Call: (208) [system] 'C'='['
   Fail: (208) [system] 'C'='['
   Call: (208) [system] 'C'='{'
   Fail: (208) [system] 'C'='{'
   Call: (208) [system] 'C'='"'
   Fail: (208) [system] 'C'='"'
   Call: (208) [system] 'C'=!
   Fail: (208) [system] 'C'=!
   Call: (208) [system] 'C'='\''
   Fail: (208) [system] 'C'='\''
   Call: (208) [system] 'C'='`'
   Fail: (208) [system] 'C'='`'
   Call: (208) [system] 'C'=end_of_file
   Fail: (208) [system] 'C'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55798e5fad60), 'C', _743590)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _777244)
   Call: (210) [system] peek_char((0x55798e5fad60), _778178)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_782898, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _777244=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (209) [user] classify_and_convert_charseq('C', [], _743590)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_789360, _789362), once(user:catch(read_from_chars(['C'], _743590), _789336, fail)), '$restore_trace'(_789360, _789362))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_789360, _789362))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _743590), _789336, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_743590)
   Fail: (210) [system] atomic(_743590)
   Call: (210) [system] atom_chars(_743590, ['C'])
   Exit: (210) [system] atom_chars('C', ['C'])
^  Exit: (209) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (208) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _798736)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _800594)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _814748)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55798e5fad60), _818538)
   Exit: (208) [system] get_char((0x55798e5fad60), ')')
   Call: (208) [system] _798736=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [])
   Call: (207) [system] _710642=['C']
   Exit: (207) [system] ['C']=['C']
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (206) [system] _274734=[['AndLink', 'A', 'B'], 'C']
   Exit: (206) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (205) [system] _12854=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (205) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _832420)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _834278)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _842016)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _844720)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'A')
   Call: (206) [system] 'A'=(;)
   Fail: (206) [system] 'A'=(;)
^  Call: (206) [user] is_like_space('A')
   Call: (207) [system] char_type('A', 'white')
   Fail: (207) [system] char_type('A', 'white')
   Call: (207) [system] char_type('A', end_of_line)
   Fail: (207) [system] char_type('A', end_of_line)
   Call: (207) [system] char_type('A', space)
   Fail: (207) [system] char_type('A', space)
   Call: (207) [system] char_type('A', cntrl)
   Fail: (207) [system] char_type('A', cntrl)
^  Fail: (206) [user] is_like_space('A')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _859798)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'A')
   Call: (204) [system] 'A'=')'
   Fail: (204) [system] 'A'=')'
   Call: (204) [system] 'A'=end_of_file
   Fail: (204) [system] 'A'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _865368)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _867226)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'A')
   Call: (206) [system] 'A'=(;)
   Fail: (206) [system] 'A'=(;)
^  Call: (206) [user] is_like_space('A')
   Call: (207) [system] char_type('A', 'white')
   Fail: (207) [system] char_type('A', 'white')
   Call: (207) [system] char_type('A', end_of_line)
   Fail: (207) [system] char_type('A', end_of_line)
   Call: (207) [system] char_type('A', space)
   Fail: (207) [system] char_type('A', space)
   Call: (207) [system] char_type('A', cntrl)
   Fail: (207) [system] char_type('A', cntrl)
^  Fail: (206) [user] is_like_space('A')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _881380)
   Exit: (205) [system] get_char((0x55798e5fad60), 'A')
   Call: (205) [system] 'A'='('
   Fail: (205) [system] 'A'='('
   Call: (205) [system] 'A'='['
   Fail: (205) [system] 'A'='['
   Call: (205) [system] 'A'='{'
   Fail: (205) [system] 'A'='{'
   Call: (205) [system] 'A'='"'
   Fail: (205) [system] 'A'='"'
   Call: (205) [system] 'A'=!
   Fail: (205) [system] 'A'=!
   Call: (205) [system] 'A'='\''
   Fail: (205) [system] 'A'='\''
   Call: (205) [system] 'A'='`'
   Fail: (205) [system] 'A'='`'
   Call: (205) [system] 'A'=end_of_file
   Fail: (205) [system] 'A'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55798e5fad60), 'A', _865368)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _899022)
   Call: (207) [system] peek_char((0x55798e5fad60), _899956)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
^  Call: (207) [user] is_delimiter(')')
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] arg(_904676, v('(', ')', end_of_file), ')')
   Exit: (208) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (207) [user] is_delimiter(')')
   Call: (207) [system] _899022=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (206) [user] classify_and_convert_charseq('A', [], _865368)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_911138, _911140), once(user:catch(read_from_chars(['A'], _865368), _911114, fail)), '$restore_trace'(_911138, _911140))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_911138, _911140))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _865368), _911114, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_865368)
   Fail: (207) [system] atomic(_865368)
   Call: (207) [system] atom_chars(_865368, ['A'])
   Exit: (207) [system] atom_chars('A', ['A'])
^  Exit: (206) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (205) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _920514)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _922372)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _936526)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55798e5fad60), _940316)
   Exit: (205) [system] get_char((0x55798e5fad60), ')')
   Call: (205) [system] _920514=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [])
   Call: (204) [system] _832420=['A']
   Exit: (204) [system] ['A']=['A']
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (203) [system] _3930=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
   Exit: (203) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
   Call: (202) [system] _3922=['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
   Exit: (202) [system] ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']=['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _954198)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _956056)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _970210)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55798e5fad60), _974000)
   Exit: (201) [system] get_char((0x55798e5fad60), ')')
   Call: (201) [system] _954198=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [])
   Call: (200) [system] _3918=[['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (200) [system] [['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
   Call: (199) [system] _3894=[['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (199) [system] [['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
   Call: (198) [system] _3886=[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (198) [system] [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _987882)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _989740)
   Exit: (198) [system] peek_char((0x55798e5fad60), '\n')
   Call: (198) [system] '\n'=(;)
   Fail: (198) [system] '\n'=(;)
^  Call: (198) [user] is_like_space('\n')
   Call: (199) [system] char_type('\n', 'white')
   Fail: (199) [system] char_type('\n', 'white')
   Call: (199) [system] char_type('\n', end_of_line)
   Exit: (199) [system] char_type('\n', end_of_line)
^  Exit: (198) [user] is_like_space('\n')
   Call: (198) [system] get_char((0x55798e5fad60), _999334)
   Exit: (198) [system] get_char((0x55798e5fad60), '\n')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1002038)
   Exit: (199) [system] peek_char((0x55798e5fad60), '\t')
   Call: (199) [system] '\t'=(;)
   Fail: (199) [system] '\t'=(;)
^  Call: (199) [user] is_like_space('\t')
   Call: (200) [system] char_type('\t', 'white')
   Exit: (200) [system] char_type('\t', 'white')
^  Exit: (199) [user] is_like_space('\t')
   Call: (199) [system] get_char((0x55798e5fad60), _1009776)
   Exit: (199) [system] get_char((0x55798e5fad60), '\t')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1012480)
   Exit: (200) [system] peek_char((0x55798e5fad60), '\t')
   Call: (200) [system] '\t'=(;)
   Fail: (200) [system] '\t'=(;)
^  Call: (200) [user] is_like_space('\t')
   Call: (201) [system] char_type('\t', 'white')
   Exit: (201) [system] char_type('\t', 'white')
^  Exit: (200) [user] is_like_space('\t')
   Call: (200) [system] get_char((0x55798e5fad60), _1020218)
   Exit: (200) [system] get_char((0x55798e5fad60), '\t')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1022922)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1030660)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1033364)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1051214)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1056784)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1058642)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1072796)
   Exit: (198) [system] get_char((0x55798e5fad60), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1056784)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1078366)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1092520)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=')'
   Fail: (199) [system] (:)=')'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1098090)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1099948)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1114102)
   Exit: (200) [system] get_char((0x55798e5fad60), :)
   Call: (200) [system] (:)='('
   Fail: (200) [system] (:)='('
   Call: (200) [system] (:)='['
   Fail: (200) [system] (:)='['
   Call: (200) [system] (:)='{'
   Fail: (200) [system] (:)='{'
   Call: (200) [system] (:)='"'
   Fail: (200) [system] (:)='"'
   Call: (200) [system] (:)=!
   Fail: (200) [system] (:)=!
   Call: (200) [system] (:)='\''
   Fail: (200) [system] (:)='\''
   Call: (200) [system] (:)='`'
   Fail: (200) [system] (:)='`'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), :, _1098090)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1131744)
   Call: (202) [system] peek_char((0x55798e5fad60), _1132678)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _1131744=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (201) [user] classify_and_convert_charseq(:, [], _1098090)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_1141988, _1141990), once(user:catch(read_from_chars([:], _1098090), _1141964, fail)), '$restore_trace'(_1141988, _1141990))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_1141988, _1141990))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1141964, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(:)
   Exit: (202) [system] atomic(:)
^  Exit: (201) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1149488)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1151346)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1159084)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1161788)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1176866)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=')'
   Fail: (200) [system] '('=')'
   Call: (200) [system] '('=end_of_file
   Fail: (200) [system] '('=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1182436)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1184294)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1198448)
   Exit: (201) [system] get_char((0x55798e5fad60), '(')
   Call: (201) [system] '('='('
   Exit: (201) [system] '('='('
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1182436)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1204018)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'C')
   Call: (203) [system] 'C'=(;)
   Fail: (203) [system] 'C'=(;)
^  Call: (203) [user] is_like_space('C')
   Call: (204) [system] char_type('C', 'white')
   Fail: (204) [system] char_type('C', 'white')
   Call: (204) [system] char_type('C', end_of_line)
   Fail: (204) [system] char_type('C', end_of_line)
   Call: (204) [system] char_type('C', space)
   Fail: (204) [system] char_type('C', space)
   Call: (204) [system] char_type('C', cntrl)
   Fail: (204) [system] char_type('C', cntrl)
^  Fail: (203) [user] is_like_space('C')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1218172)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'C')
   Call: (202) [system] 'C'=')'
   Fail: (202) [system] 'C'=')'
   Call: (202) [system] 'C'=end_of_file
   Fail: (202) [system] 'C'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1223742)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1225600)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'C')
   Call: (204) [system] 'C'=(;)
   Fail: (204) [system] 'C'=(;)
^  Call: (204) [user] is_like_space('C')
   Call: (205) [system] char_type('C', 'white')
   Fail: (205) [system] char_type('C', 'white')
   Call: (205) [system] char_type('C', end_of_line)
   Fail: (205) [system] char_type('C', end_of_line)
   Call: (205) [system] char_type('C', space)
   Fail: (205) [system] char_type('C', space)
   Call: (205) [system] char_type('C', cntrl)
   Fail: (205) [system] char_type('C', cntrl)
^  Fail: (204) [user] is_like_space('C')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _1239754)
   Exit: (203) [system] get_char((0x55798e5fad60), 'C')
   Call: (203) [system] 'C'='('
   Fail: (203) [system] 'C'='('
   Call: (203) [system] 'C'='['
   Fail: (203) [system] 'C'='['
   Call: (203) [system] 'C'='{'
   Fail: (203) [system] 'C'='{'
   Call: (203) [system] 'C'='"'
   Fail: (203) [system] 'C'='"'
   Call: (203) [system] 'C'=!
   Fail: (203) [system] 'C'=!
   Call: (203) [system] 'C'='\''
   Fail: (203) [system] 'C'='\''
   Call: (203) [system] 'C'='`'
   Fail: (203) [system] 'C'='`'
   Call: (203) [system] 'C'=end_of_file
   Fail: (203) [system] 'C'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1223742)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1257396)
   Call: (205) [system] peek_char((0x55798e5fad60), _1258330)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1263050, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1263982, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1271332)
   Call: (206) [system] peek_char((0x55798e5fad60), _1272266)
   Exit: (206) [system] peek_char((0x55798e5fad60), n)
^  Call: (206) [user] is_delimiter(n)
   Call: (207) [system] char_type(n, space)
   Fail: (207) [system] char_type(n, space)
   Call: (207) [system] arg(_1276986, v('(', ')', end_of_file), n)
   Fail: (207) [system] arg(_1277918, v('(', ')', end_of_file), n)
^  Fail: (206) [user] is_delimiter(n)
   Call: (206) [system] ')'==n
   Fail: (206) [system] ')'==n
   Call: (206) [system] get_char((0x55798e5fad60), n)
   Exit: (206) [system] get_char((0x55798e5fad60), n)
   Call: (206) [system] n=(\)
   Fail: (206) [system] n=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1285268)
   Call: (207) [system] peek_char((0x55798e5fad60), _1286202)
   Exit: (207) [system] peek_char((0x55798e5fad60), j)
^  Call: (207) [user] is_delimiter(j)
   Call: (208) [system] char_type(j, space)
   Fail: (208) [system] char_type(j, space)
   Call: (208) [system] arg(_1290922, v('(', ')', end_of_file), j)
   Fail: (208) [system] arg(_1291854, v('(', ')', end_of_file), j)
^  Fail: (207) [user] is_delimiter(j)
   Call: (207) [system] ')'==j
   Fail: (207) [system] ')'==j
   Call: (207) [system] get_char((0x55798e5fad60), j)
   Exit: (207) [system] get_char((0x55798e5fad60), j)
   Call: (207) [system] j=(\)
   Fail: (207) [system] j=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1299204)
   Call: (208) [system] peek_char((0x55798e5fad60), _1300138)
   Exit: (208) [system] peek_char((0x55798e5fad60), u)
^  Call: (208) [user] is_delimiter(u)
   Call: (209) [system] char_type(u, space)
   Fail: (209) [system] char_type(u, space)
   Call: (209) [system] arg(_1304858, v('(', ')', end_of_file), u)
   Fail: (209) [system] arg(_1305790, v('(', ')', end_of_file), u)
^  Fail: (208) [user] is_delimiter(u)
   Call: (208) [system] ')'==u
   Fail: (208) [system] ')'==u
   Call: (208) [system] get_char((0x55798e5fad60), u)
   Exit: (208) [system] get_char((0x55798e5fad60), u)
   Call: (208) [system] u=(\)
   Fail: (208) [system] u=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1313140)
   Call: (209) [system] peek_char((0x55798e5fad60), _1314074)
   Exit: (209) [system] peek_char((0x55798e5fad60), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_1318794, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_1319726, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55798e5fad60), n)
   Exit: (209) [system] get_char((0x55798e5fad60), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1327076)
   Call: (210) [system] peek_char((0x55798e5fad60), _1328010)
   Exit: (210) [system] peek_char((0x55798e5fad60), c)
^  Call: (210) [user] is_delimiter(c)
   Call: (211) [system] char_type(c, space)
   Fail: (211) [system] char_type(c, space)
   Call: (211) [system] arg(_1332730, v('(', ')', end_of_file), c)
   Fail: (211) [system] arg(_1333662, v('(', ')', end_of_file), c)
^  Fail: (210) [user] is_delimiter(c)
   Call: (210) [system] ')'==c
   Fail: (210) [system] ')'==c
   Call: (210) [system] get_char((0x55798e5fad60), c)
   Exit: (210) [system] get_char((0x55798e5fad60), c)
   Call: (210) [system] c=(\)
   Fail: (210) [system] c=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1341012)
   Call: (211) [system] peek_char((0x55798e5fad60), _1341946)
   Exit: (211) [system] peek_char((0x55798e5fad60), t)
^  Call: (211) [user] is_delimiter(t)
   Call: (212) [system] char_type(t, space)
   Fail: (212) [system] char_type(t, space)
   Call: (212) [system] arg(_1346666, v('(', ')', end_of_file), t)
   Fail: (212) [system] arg(_1347598, v('(', ')', end_of_file), t)
^  Fail: (211) [user] is_delimiter(t)
   Call: (211) [system] ')'==t
   Fail: (211) [system] ')'==t
   Call: (211) [system] get_char((0x55798e5fad60), t)
   Exit: (211) [system] get_char((0x55798e5fad60), t)
   Call: (211) [system] t=(\)
   Fail: (211) [system] t=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1354948)
   Call: (212) [system] peek_char((0x55798e5fad60), _1355882)
   Exit: (212) [system] peek_char((0x55798e5fad60), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_1360602, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_1361534, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55798e5fad60), i)
   Exit: (212) [system] get_char((0x55798e5fad60), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1368884)
   Call: (213) [system] peek_char((0x55798e5fad60), _1369818)
   Exit: (213) [system] peek_char((0x55798e5fad60), o)
^  Call: (213) [user] is_delimiter(o)
   Call: (214) [system] char_type(o, space)
   Fail: (214) [system] char_type(o, space)
   Call: (214) [system] arg(_1374538, v('(', ')', end_of_file), o)
   Fail: (214) [system] arg(_1375470, v('(', ')', end_of_file), o)
^  Fail: (213) [user] is_delimiter(o)
   Call: (213) [system] ')'==o
   Fail: (213) [system] ')'==o
   Call: (213) [system] get_char((0x55798e5fad60), o)
   Exit: (213) [system] get_char((0x55798e5fad60), o)
   Call: (213) [system] o=(\)
   Fail: (213) [system] o=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1382820)
   Call: (214) [system] peek_char((0x55798e5fad60), _1383754)
   Exit: (214) [system] peek_char((0x55798e5fad60), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1388474, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1389406, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55798e5fad60), n)
   Exit: (214) [system] get_char((0x55798e5fad60), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1396756)
   Call: (215) [system] peek_char((0x55798e5fad60), _1397690)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (215) [user] is_delimiter('I')
   Call: (216) [system] char_type('I', space)
   Fail: (216) [system] char_type('I', space)
   Call: (216) [system] arg(_1402410, v('(', ')', end_of_file), 'I')
   Fail: (216) [system] arg(_1403342, v('(', ')', end_of_file), 'I')
^  Fail: (215) [user] is_delimiter('I')
   Call: (215) [system] ')'=='I'
   Fail: (215) [system] ')'=='I'
   Call: (215) [system] get_char((0x55798e5fad60), 'I')
   Exit: (215) [system] get_char((0x55798e5fad60), 'I')
   Call: (215) [system] 'I'=(\)
   Fail: (215) [system] 'I'=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1410692)
   Call: (216) [system] peek_char((0x55798e5fad60), _1411626)
   Exit: (216) [system] peek_char((0x55798e5fad60), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1416346, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1417278, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55798e5fad60), n)
   Exit: (216) [system] get_char((0x55798e5fad60), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1424628)
   Call: (217) [system] peek_char((0x55798e5fad60), _1425562)
   Exit: (217) [system] peek_char((0x55798e5fad60), t)
^  Call: (217) [user] is_delimiter(t)
   Call: (218) [system] char_type(t, space)
   Fail: (218) [system] char_type(t, space)
   Call: (218) [system] arg(_1430282, v('(', ')', end_of_file), t)
   Fail: (218) [system] arg(_1431214, v('(', ')', end_of_file), t)
^  Fail: (217) [user] is_delimiter(t)
   Call: (217) [system] ')'==t
   Fail: (217) [system] ')'==t
   Call: (217) [system] get_char((0x55798e5fad60), t)
   Exit: (217) [system] get_char((0x55798e5fad60), t)
   Call: (217) [system] t=(\)
   Fail: (217) [system] t=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1438564)
   Call: (218) [system] peek_char((0x55798e5fad60), _1439498)
   Exit: (218) [system] peek_char((0x55798e5fad60), r)
^  Call: (218) [user] is_delimiter(r)
   Call: (219) [system] char_type(r, space)
   Fail: (219) [system] char_type(r, space)
   Call: (219) [system] arg(_1444218, v('(', ')', end_of_file), r)
   Fail: (219) [system] arg(_1445150, v('(', ')', end_of_file), r)
^  Fail: (218) [user] is_delimiter(r)
   Call: (218) [system] ')'==r
   Fail: (218) [system] ')'==r
   Call: (218) [system] get_char((0x55798e5fad60), r)
   Exit: (218) [system] get_char((0x55798e5fad60), r)
   Call: (218) [system] r=(\)
   Fail: (218) [system] r=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1452500)
   Call: (219) [system] peek_char((0x55798e5fad60), _1453434)
   Exit: (219) [system] peek_char((0x55798e5fad60), o)
^  Call: (219) [user] is_delimiter(o)
   Call: (220) [system] char_type(o, space)
   Fail: (220) [system] char_type(o, space)
   Call: (220) [system] arg(_1458154, v('(', ')', end_of_file), o)
   Fail: (220) [system] arg(_1459086, v('(', ')', end_of_file), o)
^  Fail: (219) [user] is_delimiter(o)
   Call: (219) [system] ')'==o
   Fail: (219) [system] ')'==o
   Call: (219) [system] get_char((0x55798e5fad60), o)
   Exit: (219) [system] get_char((0x55798e5fad60), o)
   Call: (219) [system] o=(\)
   Fail: (219) [system] o=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1466436)
   Call: (220) [system] peek_char((0x55798e5fad60), _1467370)
   Exit: (220) [system] peek_char((0x55798e5fad60), d)
^  Call: (220) [user] is_delimiter(d)
   Call: (221) [system] char_type(d, space)
   Fail: (221) [system] char_type(d, space)
   Call: (221) [system] arg(_1472090, v('(', ')', end_of_file), d)
   Fail: (221) [system] arg(_1473022, v('(', ')', end_of_file), d)
^  Fail: (220) [user] is_delimiter(d)
   Call: (220) [system] ')'==d
   Fail: (220) [system] ')'==d
   Call: (220) [system] get_char((0x55798e5fad60), d)
   Exit: (220) [system] get_char((0x55798e5fad60), d)
   Call: (220) [system] d=(\)
   Fail: (220) [system] d=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1480372)
   Call: (221) [system] peek_char((0x55798e5fad60), _1481306)
   Exit: (221) [system] peek_char((0x55798e5fad60), u)
^  Call: (221) [user] is_delimiter(u)
   Call: (222) [system] char_type(u, space)
   Fail: (222) [system] char_type(u, space)
   Call: (222) [system] arg(_1486026, v('(', ')', end_of_file), u)
   Fail: (222) [system] arg(_1486958, v('(', ')', end_of_file), u)
^  Fail: (221) [user] is_delimiter(u)
   Call: (221) [system] ')'==u
   Fail: (221) [system] ')'==u
   Call: (221) [system] get_char((0x55798e5fad60), u)
   Exit: (221) [system] get_char((0x55798e5fad60), u)
   Call: (221) [system] u=(\)
   Fail: (221) [system] u=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1494308)
   Call: (222) [system] peek_char((0x55798e5fad60), _1495242)
   Exit: (222) [system] peek_char((0x55798e5fad60), c)
^  Call: (222) [user] is_delimiter(c)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] arg(_1499962, v('(', ')', end_of_file), c)
   Fail: (223) [system] arg(_1500894, v('(', ')', end_of_file), c)
^  Fail: (222) [user] is_delimiter(c)
   Call: (222) [system] ')'==c
   Fail: (222) [system] ')'==c
   Call: (222) [system] get_char((0x55798e5fad60), c)
   Exit: (222) [system] get_char((0x55798e5fad60), c)
   Call: (222) [system] c=(\)
   Fail: (222) [system] c=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1508244)
   Call: (223) [system] peek_char((0x55798e5fad60), _1509178)
   Exit: (223) [system] peek_char((0x55798e5fad60), t)
^  Call: (223) [user] is_delimiter(t)
   Call: (224) [system] char_type(t, space)
   Fail: (224) [system] char_type(t, space)
   Call: (224) [system] arg(_1513898, v('(', ')', end_of_file), t)
   Fail: (224) [system] arg(_1514830, v('(', ')', end_of_file), t)
^  Fail: (223) [user] is_delimiter(t)
   Call: (223) [system] ')'==t
   Fail: (223) [system] ')'==t
   Call: (223) [system] get_char((0x55798e5fad60), t)
   Exit: (223) [system] get_char((0x55798e5fad60), t)
   Call: (223) [system] t=(\)
   Fail: (223) [system] t=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1522180)
   Call: (224) [system] peek_char((0x55798e5fad60), _1523114)
   Exit: (224) [system] peek_char((0x55798e5fad60), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_1527834, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_1528766, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55798e5fad60), i)
   Exit: (224) [system] get_char((0x55798e5fad60), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1536116)
   Call: (225) [system] peek_char((0x55798e5fad60), _1537050)
   Exit: (225) [system] peek_char((0x55798e5fad60), o)
^  Call: (225) [user] is_delimiter(o)
   Call: (226) [system] char_type(o, space)
   Fail: (226) [system] char_type(o, space)
   Call: (226) [system] arg(_1541770, v('(', ')', end_of_file), o)
   Fail: (226) [system] arg(_1542702, v('(', ')', end_of_file), o)
^  Fail: (225) [user] is_delimiter(o)
   Call: (225) [system] ')'==o
   Fail: (225) [system] ')'==o
   Call: (225) [system] get_char((0x55798e5fad60), o)
   Exit: (225) [system] get_char((0x55798e5fad60), o)
   Call: (225) [system] o=(\)
   Fail: (225) [system] o=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1550052)
   Call: (226) [system] peek_char((0x55798e5fad60), _1550986)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_1555706, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_1556638, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1563988)
   Call: (227) [system] peek_char((0x55798e5fad60), _1564922)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _1563988=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (226) [system] _1550052=[n]
   Exit: (226) [system] [n]=[n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (225) [system] _1536116=[o, n]
   Exit: (225) [system] [o, n]=[o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (224) [system] _1522180=[i, o, n]
   Exit: (224) [system] [i, o, n]=[i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (223) [system] _1508244=[t, i, o, n]
   Exit: (223) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (222) [system] _1494308=[c, t, i, o, n]
   Exit: (222) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (221) [system] _1480372=[u, c, t, i, o, n]
   Exit: (221) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (220) [system] _1466436=[d, u, c, t, i, o, n]
   Exit: (220) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (219) [system] _1452500=[o, d, u, c, t, i, o, n]
   Exit: (219) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (218) [system] _1438564=[r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1424628=[t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1410692=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1396756=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1382820=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1368884=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1354948=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1341012=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _1327076=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _1313140=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _1299204=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _1285268=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (206) [system] _1271332=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (206) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (205) [system] _1257396=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (205) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (204) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1223742)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_1635700, _1635702), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1223742), _1635676, fail)), '$restore_trace'(_1635700, _1635702))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_1635700, _1635702))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1223742), _1635676, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(_1223742)
   Fail: (205) [system] atomic(_1223742)
   Call: (205) [system] atom_chars(_1223742, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (205) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (204) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionIntroduction')
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionIntroduction')
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _1645076)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1646934)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _1654672)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1657376)
   Exit: (205) [system] peek_char((0x55798e5fad60), a)
   Call: (205) [system] a=(;)
   Fail: (205) [system] a=(;)
^  Call: (205) [user] is_like_space(a)
   Call: (206) [system] char_type(a, 'white')
   Fail: (206) [system] char_type(a, 'white')
   Call: (206) [system] char_type(a, end_of_line)
   Fail: (206) [system] char_type(a, end_of_line)
   Call: (206) [system] char_type(a, space)
   Fail: (206) [system] char_type(a, space)
   Call: (206) [system] char_type(a, cntrl)
   Fail: (206) [system] char_type(a, cntrl)
^  Fail: (205) [user] is_like_space(a)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1672454)
   Exit: (203) [system] peek_char((0x55798e5fad60), a)
   Call: (203) [system] a=')'
   Fail: (203) [system] a=')'
   Call: (203) [system] a=end_of_file
   Fail: (203) [system] a=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _1678024)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1679882)
   Exit: (205) [system] peek_char((0x55798e5fad60), a)
   Call: (205) [system] a=(;)
   Fail: (205) [system] a=(;)
^  Call: (205) [user] is_like_space(a)
   Call: (206) [system] char_type(a, 'white')
   Fail: (206) [system] char_type(a, 'white')
   Call: (206) [system] char_type(a, end_of_line)
   Fail: (206) [system] char_type(a, end_of_line)
   Call: (206) [system] char_type(a, space)
   Fail: (206) [system] char_type(a, space)
   Call: (206) [system] char_type(a, cntrl)
   Fail: (206) [system] char_type(a, cntrl)
^  Fail: (205) [user] is_like_space(a)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _1694036)
   Exit: (204) [system] get_char((0x55798e5fad60), a)
   Call: (204) [system] a='('
   Fail: (204) [system] a='('
   Call: (204) [system] a='['
   Fail: (204) [system] a='['
   Call: (204) [system] a='{'
   Fail: (204) [system] a='{'
   Call: (204) [system] a='"'
   Fail: (204) [system] a='"'
   Call: (204) [system] a=!
   Fail: (204) [system] a=!
   Call: (204) [system] a='\''
   Fail: (204) [system] a='\''
   Call: (204) [system] a='`'
   Fail: (204) [system] a='`'
   Call: (204) [system] a=end_of_file
   Fail: (204) [system] a=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), a, _1678024)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1711678)
   Call: (206) [system] peek_char((0x55798e5fad60), _1712612)
   Exit: (206) [system] peek_char((0x55798e5fad60), b)
^  Call: (206) [user] is_delimiter(b)
   Call: (207) [system] char_type(b, space)
   Fail: (207) [system] char_type(b, space)
   Call: (207) [system] arg(_1717332, v('(', ')', end_of_file), b)
   Fail: (207) [system] arg(_1718264, v('(', ')', end_of_file), b)
^  Fail: (206) [user] is_delimiter(b)
   Call: (206) [system] ')'==b
   Fail: (206) [system] ')'==b
   Call: (206) [system] get_char((0x55798e5fad60), b)
   Exit: (206) [system] get_char((0x55798e5fad60), b)
   Call: (206) [system] b=(\)
   Fail: (206) [system] b=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1725614)
   Call: (207) [system] peek_char((0x55798e5fad60), _1726548)
   Exit: (207) [system] peek_char((0x55798e5fad60), c)
^  Call: (207) [user] is_delimiter(c)
   Call: (208) [system] char_type(c, space)
   Fail: (208) [system] char_type(c, space)
   Call: (208) [system] arg(_1731268, v('(', ')', end_of_file), c)
   Fail: (208) [system] arg(_1732200, v('(', ')', end_of_file), c)
^  Fail: (207) [user] is_delimiter(c)
   Call: (207) [system] ')'==c
   Fail: (207) [system] ')'==c
   Call: (207) [system] get_char((0x55798e5fad60), c)
   Exit: (207) [system] get_char((0x55798e5fad60), c)
   Call: (207) [system] c=(\)
   Fail: (207) [system] c=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1739550)
   Call: (208) [system] peek_char((0x55798e5fad60), _1740484)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1739550=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (207) [system] _1725614=[c]
   Exit: (207) [system] [c]=[c]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (206) [system] _1711678=[b, c]
   Exit: (206) [system] [b, c]=[b, c]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (205) [user] classify_and_convert_charseq(a, [b, c], _1678024)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_1755382, _1755384), once(user:catch(read_from_chars([a, b, c], _1678024), _1755358, fail)), '$restore_trace'(_1755382, _1755384))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_1755382, _1755384))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1755358, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(abc)
   Exit: (206) [system] atomic(abc)
^  Exit: (205) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _1762882)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1764740)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _1772478)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1775182)
   Exit: (206) [system] peek_char((0x55798e5fad60), a)
   Call: (206) [system] a=(;)
   Fail: (206) [system] a=(;)
^  Call: (206) [user] is_like_space(a)
   Call: (207) [system] char_type(a, 'white')
   Fail: (207) [system] char_type(a, 'white')
   Call: (207) [system] char_type(a, end_of_line)
   Fail: (207) [system] char_type(a, end_of_line)
   Call: (207) [system] char_type(a, space)
   Fail: (207) [system] char_type(a, space)
   Call: (207) [system] char_type(a, cntrl)
   Fail: (207) [system] char_type(a, cntrl)
^  Fail: (206) [user] is_like_space(a)
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1790260)
   Exit: (204) [system] peek_char((0x55798e5fad60), a)
   Call: (204) [system] a=')'
   Fail: (204) [system] a=')'
   Call: (204) [system] a=end_of_file
   Fail: (204) [system] a=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _1795830)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1797688)
   Exit: (206) [system] peek_char((0x55798e5fad60), a)
   Call: (206) [system] a=(;)
   Fail: (206) [system] a=(;)
^  Call: (206) [user] is_like_space(a)
   Call: (207) [system] char_type(a, 'white')
   Fail: (207) [system] char_type(a, 'white')
   Call: (207) [system] char_type(a, end_of_line)
   Fail: (207) [system] char_type(a, end_of_line)
   Call: (207) [system] char_type(a, space)
   Fail: (207) [system] char_type(a, space)
   Call: (207) [system] char_type(a, cntrl)
   Fail: (207) [system] char_type(a, cntrl)
^  Fail: (206) [user] is_like_space(a)
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _1811842)
   Exit: (205) [system] get_char((0x55798e5fad60), a)
   Call: (205) [system] a='('
   Fail: (205) [system] a='('
   Call: (205) [system] a='['
   Fail: (205) [system] a='['
   Call: (205) [system] a='{'
   Fail: (205) [system] a='{'
   Call: (205) [system] a='"'
   Fail: (205) [system] a='"'
   Call: (205) [system] a=!
   Fail: (205) [system] a=!
   Call: (205) [system] a='\''
   Fail: (205) [system] a='\''
   Call: (205) [system] a='`'
   Fail: (205) [system] a='`'
   Call: (205) [system] a=end_of_file
   Fail: (205) [system] a=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55798e5fad60), a, _1795830)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1829484)
   Call: (207) [system] peek_char((0x55798e5fad60), _1830418)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
^  Call: (207) [user] is_delimiter(')')
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] arg(_1835138, v('(', ')', end_of_file), ')')
   Exit: (208) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (207) [user] is_delimiter(')')
   Call: (207) [system] _1829484=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (206) [user] classify_and_convert_charseq(a, [], _1795830)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_1841600, _1841602), once(user:catch(read_from_chars([a], _1795830), _1841576, fail)), '$restore_trace'(_1841600, _1841602))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_1841600, _1841602))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1841576, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(a)
   Exit: (207) [system] atomic(a)
^  Exit: (206) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (205) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _1849100)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1850958)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1865112)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55798e5fad60), _1868902)
   Exit: (205) [system] get_char((0x55798e5fad60), ')')
   Call: (205) [system] _1849100=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [])
   Call: (204) [system] _1762882=[a]
   Exit: (204) [system] [a]=[a]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (203) [system] _1645076=[abc, a]
   Exit: (203) [system] [abc, a]=[abc, a]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [abc, a])
   Call: (202) [system] _1182436=['ConjunctionIntroduction', abc, a]
   Exit: (202) [system] ['ConjunctionIntroduction', abc, a]=['ConjunctionIntroduction', abc, a]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), ['ConjunctionIntroduction', abc, a])
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), ['ConjunctionIntroduction', abc, a])
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1882784)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1884642)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1892380)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1895084)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1910162)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1915732)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1917590)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1931744)
   Exit: (202) [system] get_char((0x55798e5fad60), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _1915732)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1937314)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'A')
   Call: (204) [system] 'A'=(;)
   Fail: (204) [system] 'A'=(;)
^  Call: (204) [user] is_like_space('A')
   Call: (205) [system] char_type('A', 'white')
   Fail: (205) [system] char_type('A', 'white')
   Call: (205) [system] char_type('A', end_of_line)
   Fail: (205) [system] char_type('A', end_of_line)
   Call: (205) [system] char_type('A', space)
   Fail: (205) [system] char_type('A', space)
   Call: (205) [system] char_type('A', cntrl)
   Fail: (205) [system] char_type('A', cntrl)
^  Fail: (204) [user] is_like_space('A')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1951468)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'A')
   Call: (203) [system] 'A'=')'
   Fail: (203) [system] 'A'=')'
   Call: (203) [system] 'A'=end_of_file
   Fail: (203) [system] 'A'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _1957038)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1958896)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'A')
   Call: (205) [system] 'A'=(;)
   Fail: (205) [system] 'A'=(;)
^  Call: (205) [user] is_like_space('A')
   Call: (206) [system] char_type('A', 'white')
   Fail: (206) [system] char_type('A', 'white')
   Call: (206) [system] char_type('A', end_of_line)
   Fail: (206) [system] char_type('A', end_of_line)
   Call: (206) [system] char_type('A', space)
   Fail: (206) [system] char_type('A', space)
   Call: (206) [system] char_type('A', cntrl)
   Fail: (206) [system] char_type('A', cntrl)
^  Fail: (205) [user] is_like_space('A')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _1973050)
   Exit: (204) [system] get_char((0x55798e5fad60), 'A')
   Call: (204) [system] 'A'='('
   Fail: (204) [system] 'A'='('
   Call: (204) [system] 'A'='['
   Fail: (204) [system] 'A'='['
   Call: (204) [system] 'A'='{'
   Fail: (204) [system] 'A'='{'
   Call: (204) [system] 'A'='"'
   Fail: (204) [system] 'A'='"'
   Call: (204) [system] 'A'=!
   Fail: (204) [system] 'A'=!
   Call: (204) [system] 'A'='\''
   Fail: (204) [system] 'A'='\''
   Call: (204) [system] 'A'='`'
   Fail: (204) [system] 'A'='`'
   Call: (204) [system] 'A'=end_of_file
   Fail: (204) [system] 'A'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1957038)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1990692)
   Call: (206) [system] peek_char((0x55798e5fad60), _1991626)
   Exit: (206) [system] peek_char((0x55798e5fad60), n)
^  Call: (206) [user] is_delimiter(n)
   Call: (207) [system] char_type(n, space)
   Fail: (207) [system] char_type(n, space)
   Call: (207) [system] arg(_1996346, v('(', ')', end_of_file), n)
   Fail: (207) [system] arg(_1997278, v('(', ')', end_of_file), n)
^  Fail: (206) [user] is_delimiter(n)
   Call: (206) [system] ')'==n
   Fail: (206) [system] ')'==n
   Call: (206) [system] get_char((0x55798e5fad60), n)
   Exit: (206) [system] get_char((0x55798e5fad60), n)
   Call: (206) [system] n=(\)
   Fail: (206) [system] n=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _2004628)
   Call: (207) [system] peek_char((0x55798e5fad60), _2005562)
   Exit: (207) [system] peek_char((0x55798e5fad60), d)
^  Call: (207) [user] is_delimiter(d)
   Call: (208) [system] char_type(d, space)
   Fail: (208) [system] char_type(d, space)
   Call: (208) [system] arg(_2010282, v('(', ')', end_of_file), d)
   Fail: (208) [system] arg(_2011214, v('(', ')', end_of_file), d)
^  Fail: (207) [user] is_delimiter(d)
   Call: (207) [system] ')'==d
   Fail: (207) [system] ')'==d
   Call: (207) [system] get_char((0x55798e5fad60), d)
   Exit: (207) [system] get_char((0x55798e5fad60), d)
   Call: (207) [system] d=(\)
   Fail: (207) [system] d=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _2018564)
   Call: (208) [system] peek_char((0x55798e5fad60), _2019498)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (208) [user] is_delimiter('L')
   Call: (209) [system] char_type('L', space)
   Fail: (209) [system] char_type('L', space)
   Call: (209) [system] arg(_2024218, v('(', ')', end_of_file), 'L')
   Fail: (209) [system] arg(_2025150, v('(', ')', end_of_file), 'L')
^  Fail: (208) [user] is_delimiter('L')
   Call: (208) [system] ')'=='L'
   Fail: (208) [system] ')'=='L'
   Call: (208) [system] get_char((0x55798e5fad60), 'L')
   Exit: (208) [system] get_char((0x55798e5fad60), 'L')
   Call: (208) [system] 'L'=(\)
   Fail: (208) [system] 'L'=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _2032500)
   Call: (209) [system] peek_char((0x55798e5fad60), _2033434)
   Exit: (209) [system] peek_char((0x55798e5fad60), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_2038154, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_2039086, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55798e5fad60), i)
   Exit: (209) [system] get_char((0x55798e5fad60), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _2046436)
   Call: (210) [system] peek_char((0x55798e5fad60), _2047370)
   Exit: (210) [system] peek_char((0x55798e5fad60), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_2052090, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_2053022, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55798e5fad60), n)
   Exit: (210) [system] get_char((0x55798e5fad60), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _2060372)
   Call: (211) [system] peek_char((0x55798e5fad60), _2061306)
   Exit: (211) [system] peek_char((0x55798e5fad60), k)
^  Call: (211) [user] is_delimiter(k)
   Call: (212) [system] char_type(k, space)
   Fail: (212) [system] char_type(k, space)
   Call: (212) [system] arg(_2066026, v('(', ')', end_of_file), k)
   Fail: (212) [system] arg(_2066958, v('(', ')', end_of_file), k)
^  Fail: (211) [user] is_delimiter(k)
   Call: (211) [system] ')'==k
   Fail: (211) [system] ')'==k
   Call: (211) [system] get_char((0x55798e5fad60), k)
   Exit: (211) [system] get_char((0x55798e5fad60), k)
   Call: (211) [system] k=(\)
   Fail: (211) [system] k=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _2074308)
   Call: (212) [system] peek_char((0x55798e5fad60), _2075242)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _2074308=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _2060372=[k]
   Exit: (211) [system] [k]=[k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (210) [system] _2046436=[n, k]
   Exit: (210) [system] [n, k]=[n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (209) [system] _2032500=[i, n, k]
   Exit: (209) [system] [i, n, k]=[i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (208) [system] _2018564=['L', i, n, k]
   Exit: (208) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (207) [system] _2004628=[d, 'L', i, n, k]
   Exit: (207) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (206) [system] _4028=[n, d, 'L', i, n, k]
   Exit: (206) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (205) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _4024)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_8572, _8574), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _4024), _8548, fail)), '$restore_trace'(_8572, _8574))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_8572, _8574))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _4024), _8548, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_4024)
   Fail: (206) [system] atomic(_4024)
   Call: (206) [system] atom_chars(_4024, ['A', n, d, 'L', i, n, k])
   Exit: (206) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (205) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _17948)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _19806)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _27544)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _30248)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _45326)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _50896)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _52754)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _66908)
   Exit: (205) [system] get_char((0x55798e5fad60), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _50896)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _72478)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'I')
   Call: (207) [system] 'I'=(;)
   Fail: (207) [system] 'I'=(;)
^  Call: (207) [user] is_like_space('I')
   Call: (208) [system] char_type('I', 'white')
   Fail: (208) [system] char_type('I', 'white')
   Call: (208) [system] char_type('I', end_of_line)
   Fail: (208) [system] char_type('I', end_of_line)
   Call: (208) [system] char_type('I', space)
   Fail: (208) [system] char_type('I', space)
   Call: (208) [system] char_type('I', cntrl)
   Fail: (208) [system] char_type('I', cntrl)
^  Fail: (207) [user] is_like_space('I')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _86632)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'I')
   Call: (206) [system] 'I'=')'
   Fail: (206) [system] 'I'=')'
   Call: (206) [system] 'I'=end_of_file
   Fail: (206) [system] 'I'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _92202)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _94060)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'I')
   Call: (208) [system] 'I'=(;)
   Fail: (208) [system] 'I'=(;)
^  Call: (208) [user] is_like_space('I')
   Call: (209) [system] char_type('I', 'white')
   Fail: (209) [system] char_type('I', 'white')
   Call: (209) [system] char_type('I', end_of_line)
   Fail: (209) [system] char_type('I', end_of_line)
   Call: (209) [system] char_type('I', space)
   Fail: (209) [system] char_type('I', space)
   Call: (209) [system] char_type('I', cntrl)
   Fail: (209) [system] char_type('I', cntrl)
^  Fail: (208) [user] is_like_space('I')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _108214)
   Exit: (207) [system] get_char((0x55798e5fad60), 'I')
   Call: (207) [system] 'I'='('
   Fail: (207) [system] 'I'='('
   Call: (207) [system] 'I'='['
   Fail: (207) [system] 'I'='['
   Call: (207) [system] 'I'='{'
   Fail: (207) [system] 'I'='{'
   Call: (207) [system] 'I'='"'
   Fail: (207) [system] 'I'='"'
   Call: (207) [system] 'I'=!
   Fail: (207) [system] 'I'=!
   Call: (207) [system] 'I'='\''
   Fail: (207) [system] 'I'='\''
   Call: (207) [system] 'I'='`'
   Fail: (207) [system] 'I'='`'
   Call: (207) [system] 'I'=end_of_file
   Fail: (207) [system] 'I'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55798e5fad60), 'I', _92202)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _125856)
   Call: (209) [system] peek_char((0x55798e5fad60), _126790)
   Exit: (209) [system] peek_char((0x55798e5fad60), m)
^  Call: (209) [user] is_delimiter(m)
   Call: (210) [system] char_type(m, space)
   Fail: (210) [system] char_type(m, space)
   Call: (210) [system] arg(_131510, v('(', ')', end_of_file), m)
   Fail: (210) [system] arg(_132442, v('(', ')', end_of_file), m)
^  Fail: (209) [user] is_delimiter(m)
   Call: (209) [system] ')'==m
   Fail: (209) [system] ')'==m
   Call: (209) [system] get_char((0x55798e5fad60), m)
   Exit: (209) [system] get_char((0x55798e5fad60), m)
   Call: (209) [system] m=(\)
   Fail: (209) [system] m=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _139792)
   Call: (210) [system] peek_char((0x55798e5fad60), _140726)
   Exit: (210) [system] peek_char((0x55798e5fad60), p)
^  Call: (210) [user] is_delimiter(p)
   Call: (211) [system] char_type(p, space)
   Fail: (211) [system] char_type(p, space)
   Call: (211) [system] arg(_145446, v('(', ')', end_of_file), p)
   Fail: (211) [system] arg(_146378, v('(', ')', end_of_file), p)
^  Fail: (210) [user] is_delimiter(p)
   Call: (210) [system] ')'==p
   Fail: (210) [system] ')'==p
   Call: (210) [system] get_char((0x55798e5fad60), p)
   Exit: (210) [system] get_char((0x55798e5fad60), p)
   Call: (210) [system] p=(\)
   Fail: (210) [system] p=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _153728)
   Call: (211) [system] peek_char((0x55798e5fad60), _154662)
   Exit: (211) [system] peek_char((0x55798e5fad60), l)
^  Call: (211) [user] is_delimiter(l)
   Call: (212) [system] char_type(l, space)
   Fail: (212) [system] char_type(l, space)
   Call: (212) [system] arg(_159382, v('(', ')', end_of_file), l)
   Fail: (212) [system] arg(_160314, v('(', ')', end_of_file), l)
^  Fail: (211) [user] is_delimiter(l)
   Call: (211) [system] ')'==l
   Fail: (211) [system] ')'==l
   Call: (211) [system] get_char((0x55798e5fad60), l)
   Exit: (211) [system] get_char((0x55798e5fad60), l)
   Call: (211) [system] l=(\)
   Fail: (211) [system] l=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _167664)
   Call: (212) [system] peek_char((0x55798e5fad60), _168598)
   Exit: (212) [system] peek_char((0x55798e5fad60), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_173318, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_174250, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55798e5fad60), i)
   Exit: (212) [system] get_char((0x55798e5fad60), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _181600)
   Call: (213) [system] peek_char((0x55798e5fad60), _182534)
   Exit: (213) [system] peek_char((0x55798e5fad60), c)
^  Call: (213) [user] is_delimiter(c)
   Call: (214) [system] char_type(c, space)
   Fail: (214) [system] char_type(c, space)
   Call: (214) [system] arg(_187254, v('(', ')', end_of_file), c)
   Fail: (214) [system] arg(_188186, v('(', ')', end_of_file), c)
^  Fail: (213) [user] is_delimiter(c)
   Call: (213) [system] ')'==c
   Fail: (213) [system] ')'==c
   Call: (213) [system] get_char((0x55798e5fad60), c)
   Exit: (213) [system] get_char((0x55798e5fad60), c)
   Call: (213) [system] c=(\)
   Fail: (213) [system] c=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _195536)
   Call: (214) [system] peek_char((0x55798e5fad60), _196470)
   Exit: (214) [system] peek_char((0x55798e5fad60), a)
^  Call: (214) [user] is_delimiter(a)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] arg(_201190, v('(', ')', end_of_file), a)
   Fail: (215) [system] arg(_202122, v('(', ')', end_of_file), a)
^  Fail: (214) [user] is_delimiter(a)
   Call: (214) [system] ')'==a
   Fail: (214) [system] ')'==a
   Call: (214) [system] get_char((0x55798e5fad60), a)
   Exit: (214) [system] get_char((0x55798e5fad60), a)
   Call: (214) [system] a=(\)
   Fail: (214) [system] a=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _209472)
   Call: (215) [system] peek_char((0x55798e5fad60), _210406)
   Exit: (215) [system] peek_char((0x55798e5fad60), t)
^  Call: (215) [user] is_delimiter(t)
   Call: (216) [system] char_type(t, space)
   Fail: (216) [system] char_type(t, space)
   Call: (216) [system] arg(_215126, v('(', ')', end_of_file), t)
   Fail: (216) [system] arg(_216058, v('(', ')', end_of_file), t)
^  Fail: (215) [user] is_delimiter(t)
   Call: (215) [system] ')'==t
   Fail: (215) [system] ')'==t
   Call: (215) [system] get_char((0x55798e5fad60), t)
   Exit: (215) [system] get_char((0x55798e5fad60), t)
   Call: (215) [system] t=(\)
   Fail: (215) [system] t=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _223408)
   Call: (216) [system] peek_char((0x55798e5fad60), _224342)
   Exit: (216) [system] peek_char((0x55798e5fad60), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_229062, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_229994, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55798e5fad60), i)
   Exit: (216) [system] get_char((0x55798e5fad60), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _237344)
   Call: (217) [system] peek_char((0x55798e5fad60), _238278)
   Exit: (217) [system] peek_char((0x55798e5fad60), o)
^  Call: (217) [user] is_delimiter(o)
   Call: (218) [system] char_type(o, space)
   Fail: (218) [system] char_type(o, space)
   Call: (218) [system] arg(_242998, v('(', ')', end_of_file), o)
   Fail: (218) [system] arg(_243930, v('(', ')', end_of_file), o)
^  Fail: (217) [user] is_delimiter(o)
   Call: (217) [system] ')'==o
   Fail: (217) [system] ')'==o
   Call: (217) [system] get_char((0x55798e5fad60), o)
   Exit: (217) [system] get_char((0x55798e5fad60), o)
   Call: (217) [system] o=(\)
   Fail: (217) [system] o=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _251280)
   Call: (218) [system] peek_char((0x55798e5fad60), _252214)
   Exit: (218) [system] peek_char((0x55798e5fad60), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_256934, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_257866, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55798e5fad60), n)
   Exit: (218) [system] get_char((0x55798e5fad60), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _265216)
   Call: (219) [system] peek_char((0x55798e5fad60), _266150)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _265216=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (218) [system] _251280=[n]
   Exit: (218) [system] [n]=[n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (217) [system] _237344=[o, n]
   Exit: (217) [system] [o, n]=[o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (216) [system] _223408=[i, o, n]
   Exit: (216) [system] [i, o, n]=[i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (215) [system] _209472=[t, i, o, n]
   Exit: (215) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (214) [system] _195536=[a, t, i, o, n]
   Exit: (214) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (213) [system] _181600=[c, a, t, i, o, n]
   Exit: (213) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (212) [system] _167664=[i, c, a, t, i, o, n]
   Exit: (212) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (211) [system] _153728=[l, i, c, a, t, i, o, n]
   Exit: (211) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (210) [system] _139792=[p, l, i, c, a, t, i, o, n]
   Exit: (210) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (209) [system] _125856=[m, p, l, i, c, a, t, i, o, n]
   Exit: (209) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (208) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _92202)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_303400, _303402), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _92202), _303376, fail)), '$restore_trace'(_303400, _303402))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_303400, _303402))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _92202), _303376, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_92202)
   Fail: (209) [system] atomic(_92202)
   Call: (209) [system] atom_chars(_92202, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (209) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (208) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (207) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _312776)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _314634)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _322372)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _325076)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _340154)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _345724)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _347582)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _361736)
   Exit: (208) [system] get_char((0x55798e5fad60), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _345724)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _367306)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _381460)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'A')
   Call: (209) [system] 'A'=')'
   Fail: (209) [system] 'A'=')'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _387030)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _388888)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _403042)
   Exit: (210) [system] get_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'='('
   Fail: (210) [system] 'A'='('
   Call: (210) [system] 'A'='['
   Fail: (210) [system] 'A'='['
   Call: (210) [system] 'A'='{'
   Fail: (210) [system] 'A'='{'
   Call: (210) [system] 'A'='"'
   Fail: (210) [system] 'A'='"'
   Call: (210) [system] 'A'=!
   Fail: (210) [system] 'A'=!
   Call: (210) [system] 'A'='\''
   Fail: (210) [system] 'A'='\''
   Call: (210) [system] 'A'='`'
   Fail: (210) [system] 'A'='`'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), 'A', _387030)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _420684)
   Call: (212) [system] peek_char((0x55798e5fad60), _421618)
   Exit: (212) [system] peek_char((0x55798e5fad60), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_426338, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_427270, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55798e5fad60), n)
   Exit: (212) [system] get_char((0x55798e5fad60), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _434620)
   Call: (213) [system] peek_char((0x55798e5fad60), _435554)
   Exit: (213) [system] peek_char((0x55798e5fad60), d)
^  Call: (213) [user] is_delimiter(d)
   Call: (214) [system] char_type(d, space)
   Fail: (214) [system] char_type(d, space)
   Call: (214) [system] arg(_440274, v('(', ')', end_of_file), d)
   Fail: (214) [system] arg(_441206, v('(', ')', end_of_file), d)
^  Fail: (213) [user] is_delimiter(d)
   Call: (213) [system] ')'==d
   Fail: (213) [system] ')'==d
   Call: (213) [system] get_char((0x55798e5fad60), d)
   Exit: (213) [system] get_char((0x55798e5fad60), d)
   Call: (213) [system] d=(\)
   Fail: (213) [system] d=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _448556)
   Call: (214) [system] peek_char((0x55798e5fad60), _449490)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (214) [user] is_delimiter('L')
   Call: (215) [system] char_type('L', space)
   Fail: (215) [system] char_type('L', space)
   Call: (215) [system] arg(_454210, v('(', ')', end_of_file), 'L')
   Fail: (215) [system] arg(_455142, v('(', ')', end_of_file), 'L')
^  Fail: (214) [user] is_delimiter('L')
   Call: (214) [system] ')'=='L'
   Fail: (214) [system] ')'=='L'
   Call: (214) [system] get_char((0x55798e5fad60), 'L')
   Exit: (214) [system] get_char((0x55798e5fad60), 'L')
   Call: (214) [system] 'L'=(\)
   Fail: (214) [system] 'L'=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _462492)
   Call: (215) [system] peek_char((0x55798e5fad60), _463426)
   Exit: (215) [system] peek_char((0x55798e5fad60), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_468146, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_469078, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55798e5fad60), i)
   Exit: (215) [system] get_char((0x55798e5fad60), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _476428)
   Call: (216) [system] peek_char((0x55798e5fad60), _477362)
   Exit: (216) [system] peek_char((0x55798e5fad60), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_482082, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_483014, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55798e5fad60), n)
   Exit: (216) [system] get_char((0x55798e5fad60), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _490364)
   Call: (217) [system] peek_char((0x55798e5fad60), _491298)
   Exit: (217) [system] peek_char((0x55798e5fad60), k)
^  Call: (217) [user] is_delimiter(k)
   Call: (218) [system] char_type(k, space)
   Fail: (218) [system] char_type(k, space)
   Call: (218) [system] arg(_496018, v('(', ')', end_of_file), k)
   Fail: (218) [system] arg(_496950, v('(', ')', end_of_file), k)
^  Fail: (217) [user] is_delimiter(k)
   Call: (217) [system] ')'==k
   Fail: (217) [system] ')'==k
   Call: (217) [system] get_char((0x55798e5fad60), k)
   Exit: (217) [system] get_char((0x55798e5fad60), k)
   Call: (217) [system] k=(\)
   Fail: (217) [system] k=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _504300)
   Call: (218) [system] peek_char((0x55798e5fad60), _505234)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _504300=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (217) [system] _490364=[k]
   Exit: (217) [system] [k]=[k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (216) [system] _476428=[n, k]
   Exit: (216) [system] [n, k]=[n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (215) [system] _462492=[i, n, k]
   Exit: (215) [system] [i, n, k]=[i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (214) [system] _448556=['L', i, n, k]
   Exit: (214) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (213) [system] _434620=[d, 'L', i, n, k]
   Exit: (213) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (212) [system] _420684=[n, d, 'L', i, n, k]
   Exit: (212) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (211) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _387030)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_531308, _531310), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _387030), _531284, fail)), '$restore_trace'(_531308, _531310))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_531308, _531310))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _387030), _531284, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_387030)
   Fail: (212) [system] atomic(_387030)
   Call: (212) [system] atom_chars(_387030, ['A', n, d, 'L', i, n, k])
   Exit: (212) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (211) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _540684)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _542542)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _550280)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _552984)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _568062)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'=')'
   Fail: (210) [system] 'A'=')'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _573632)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _575490)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _589644)
   Exit: (211) [system] get_char((0x55798e5fad60), 'A')
   Call: (211) [system] 'A'='('
   Fail: (211) [system] 'A'='('
   Call: (211) [system] 'A'='['
   Fail: (211) [system] 'A'='['
   Call: (211) [system] 'A'='{'
   Fail: (211) [system] 'A'='{'
   Call: (211) [system] 'A'='"'
   Fail: (211) [system] 'A'='"'
   Call: (211) [system] 'A'=!
   Fail: (211) [system] 'A'=!
   Call: (211) [system] 'A'='\''
   Fail: (211) [system] 'A'='\''
   Call: (211) [system] 'A'='`'
   Fail: (211) [system] 'A'='`'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), 'A', _573632)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _607286)
   Call: (213) [system] peek_char((0x55798e5fad60), _608220)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _607286=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (212) [user] classify_and_convert_charseq('A', [], _573632)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_617530, _617532), once(user:catch(read_from_chars(['A'], _573632), _617506, fail)), '$restore_trace'(_617530, _617532))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_617530, _617532))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _573632), _617506, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_573632)
   Fail: (213) [system] atomic(_573632)
   Call: (213) [system] atom_chars(_573632, ['A'])
   Exit: (213) [system] atom_chars('A', ['A'])
^  Exit: (212) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _626906)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _628764)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _636502)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _639206)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'B')
   Call: (213) [system] 'B'=(;)
   Fail: (213) [system] 'B'=(;)
^  Call: (213) [user] is_like_space('B')
   Call: (214) [system] char_type('B', 'white')
   Fail: (214) [system] char_type('B', 'white')
   Call: (214) [system] char_type('B', end_of_line)
   Fail: (214) [system] char_type('B', end_of_line)
   Call: (214) [system] char_type('B', space)
   Fail: (214) [system] char_type('B', space)
   Call: (214) [system] char_type('B', cntrl)
   Fail: (214) [system] char_type('B', cntrl)
^  Fail: (213) [user] is_like_space('B')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _654284)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'B')
   Call: (211) [system] 'B'=')'
   Fail: (211) [system] 'B'=')'
   Call: (211) [system] 'B'=end_of_file
   Fail: (211) [system] 'B'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _659854)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _661712)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'B')
   Call: (213) [system] 'B'=(;)
   Fail: (213) [system] 'B'=(;)
^  Call: (213) [user] is_like_space('B')
   Call: (214) [system] char_type('B', 'white')
   Fail: (214) [system] char_type('B', 'white')
   Call: (214) [system] char_type('B', end_of_line)
   Fail: (214) [system] char_type('B', end_of_line)
   Call: (214) [system] char_type('B', space)
   Fail: (214) [system] char_type('B', space)
   Call: (214) [system] char_type('B', cntrl)
   Fail: (214) [system] char_type('B', cntrl)
^  Fail: (213) [user] is_like_space('B')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _675866)
   Exit: (212) [system] get_char((0x55798e5fad60), 'B')
   Call: (212) [system] 'B'='('
   Fail: (212) [system] 'B'='('
   Call: (212) [system] 'B'='['
   Fail: (212) [system] 'B'='['
   Call: (212) [system] 'B'='{'
   Fail: (212) [system] 'B'='{'
   Call: (212) [system] 'B'='"'
   Fail: (212) [system] 'B'='"'
   Call: (212) [system] 'B'=!
   Fail: (212) [system] 'B'=!
   Call: (212) [system] 'B'='\''
   Fail: (212) [system] 'B'='\''
   Call: (212) [system] 'B'='`'
   Fail: (212) [system] 'B'='`'
   Call: (212) [system] 'B'=end_of_file
   Fail: (212) [system] 'B'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), 'B', _659854)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _693508)
   Call: (214) [system] peek_char((0x55798e5fad60), _694442)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_699162, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _693508=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (213) [user] classify_and_convert_charseq('B', [], _659854)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_705624, _705626), once(user:catch(read_from_chars(['B'], _659854), _705600, fail)), '$restore_trace'(_705624, _705626))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_705624, _705626))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _659854), _705600, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_659854)
   Fail: (214) [system] atomic(_659854)
   Call: (214) [system] atom_chars(_659854, ['B'])
   Exit: (214) [system] atom_chars('B', ['B'])
^  Exit: (213) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _715000)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _716858)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _731012)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55798e5fad60), _734802)
   Exit: (212) [system] get_char((0x55798e5fad60), ')')
   Call: (212) [system] _715000=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [])
   Call: (211) [system] _626906=['B']
   Exit: (211) [system] ['B']=['B']
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (210) [system] _540684=['A', 'B']
   Exit: (210) [system] ['A', 'B']=['A', 'B']
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (209) [system] _345724=['AndLink', 'A', 'B']
   Exit: (209) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _748684)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _750542)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _758280)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _760984)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'C')
   Call: (210) [system] 'C'=(;)
   Fail: (210) [system] 'C'=(;)
^  Call: (210) [user] is_like_space('C')
   Call: (211) [system] char_type('C', 'white')
   Fail: (211) [system] char_type('C', 'white')
   Call: (211) [system] char_type('C', end_of_line)
   Fail: (211) [system] char_type('C', end_of_line)
   Call: (211) [system] char_type('C', space)
   Fail: (211) [system] char_type('C', space)
   Call: (211) [system] char_type('C', cntrl)
   Fail: (211) [system] char_type('C', cntrl)
^  Fail: (210) [user] is_like_space('C')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _776062)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'C')
   Call: (208) [system] 'C'=')'
   Fail: (208) [system] 'C'=')'
   Call: (208) [system] 'C'=end_of_file
   Fail: (208) [system] 'C'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _781632)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _783490)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'C')
   Call: (210) [system] 'C'=(;)
   Fail: (210) [system] 'C'=(;)
^  Call: (210) [user] is_like_space('C')
   Call: (211) [system] char_type('C', 'white')
   Fail: (211) [system] char_type('C', 'white')
   Call: (211) [system] char_type('C', end_of_line)
   Fail: (211) [system] char_type('C', end_of_line)
   Call: (211) [system] char_type('C', space)
   Fail: (211) [system] char_type('C', space)
   Call: (211) [system] char_type('C', cntrl)
   Fail: (211) [system] char_type('C', cntrl)
^  Fail: (210) [user] is_like_space('C')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _797644)
   Exit: (209) [system] get_char((0x55798e5fad60), 'C')
   Call: (209) [system] 'C'='('
   Fail: (209) [system] 'C'='('
   Call: (209) [system] 'C'='['
   Fail: (209) [system] 'C'='['
   Call: (209) [system] 'C'='{'
   Fail: (209) [system] 'C'='{'
   Call: (209) [system] 'C'='"'
   Fail: (209) [system] 'C'='"'
   Call: (209) [system] 'C'=!
   Fail: (209) [system] 'C'=!
   Call: (209) [system] 'C'='\''
   Fail: (209) [system] 'C'='\''
   Call: (209) [system] 'C'='`'
   Fail: (209) [system] 'C'='`'
   Call: (209) [system] 'C'=end_of_file
   Fail: (209) [system] 'C'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), 'C', _781632)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _815286)
   Call: (211) [system] peek_char((0x55798e5fad60), _816220)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_820940, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _815286=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (210) [user] classify_and_convert_charseq('C', [], _781632)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_827402, _827404), once(user:catch(read_from_chars(['C'], _781632), _827378, fail)), '$restore_trace'(_827402, _827404))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_827402, _827404))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _781632), _827378, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_781632)
   Fail: (211) [system] atomic(_781632)
   Call: (211) [system] atom_chars(_781632, ['C'])
   Exit: (211) [system] atom_chars('C', ['C'])
^  Exit: (210) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _836778)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _838636)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _852790)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55798e5fad60), _856580)
   Exit: (209) [system] get_char((0x55798e5fad60), ')')
   Call: (209) [system] _836778=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [])
   Call: (208) [system] _748684=['C']
   Exit: (208) [system] ['C']=['C']
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (207) [system] _312776=[['AndLink', 'A', 'B'], 'C']
   Exit: (207) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (206) [system] _50896=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (206) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _870462)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _872320)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _880058)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _882762)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'B')
   Call: (207) [system] 'B'=(;)
   Fail: (207) [system] 'B'=(;)
^  Call: (207) [user] is_like_space('B')
   Call: (208) [system] char_type('B', 'white')
   Fail: (208) [system] char_type('B', 'white')
   Call: (208) [system] char_type('B', end_of_line)
   Fail: (208) [system] char_type('B', end_of_line)
   Call: (208) [system] char_type('B', space)
   Fail: (208) [system] char_type('B', space)
   Call: (208) [system] char_type('B', cntrl)
   Fail: (208) [system] char_type('B', cntrl)
^  Fail: (207) [user] is_like_space('B')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _897840)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'B')
   Call: (205) [system] 'B'=')'
   Fail: (205) [system] 'B'=')'
   Call: (205) [system] 'B'=end_of_file
   Fail: (205) [system] 'B'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _903410)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _905268)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'B')
   Call: (207) [system] 'B'=(;)
   Fail: (207) [system] 'B'=(;)
^  Call: (207) [user] is_like_space('B')
   Call: (208) [system] char_type('B', 'white')
   Fail: (208) [system] char_type('B', 'white')
   Call: (208) [system] char_type('B', end_of_line)
   Fail: (208) [system] char_type('B', end_of_line)
   Call: (208) [system] char_type('B', space)
   Fail: (208) [system] char_type('B', space)
   Call: (208) [system] char_type('B', cntrl)
   Fail: (208) [system] char_type('B', cntrl)
^  Fail: (207) [user] is_like_space('B')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _919422)
   Exit: (206) [system] get_char((0x55798e5fad60), 'B')
   Call: (206) [system] 'B'='('
   Fail: (206) [system] 'B'='('
   Call: (206) [system] 'B'='['
   Fail: (206) [system] 'B'='['
   Call: (206) [system] 'B'='{'
   Fail: (206) [system] 'B'='{'
   Call: (206) [system] 'B'='"'
   Fail: (206) [system] 'B'='"'
   Call: (206) [system] 'B'=!
   Fail: (206) [system] 'B'=!
   Call: (206) [system] 'B'='\''
   Fail: (206) [system] 'B'='\''
   Call: (206) [system] 'B'='`'
   Fail: (206) [system] 'B'='`'
   Call: (206) [system] 'B'=end_of_file
   Fail: (206) [system] 'B'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55798e5fad60), 'B', _903410)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _937064)
   Call: (208) [system] peek_char((0x55798e5fad60), _937998)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_942718, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _937064=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (207) [user] classify_and_convert_charseq('B', [], _903410)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_949180, _949182), once(user:catch(read_from_chars(['B'], _903410), _949156, fail)), '$restore_trace'(_949180, _949182))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_949180, _949182))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _903410), _949156, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_903410)
   Fail: (208) [system] atomic(_903410)
   Call: (208) [system] atom_chars(_903410, ['B'])
   Exit: (208) [system] atom_chars('B', ['B'])
^  Exit: (207) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (206) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _958556)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _960414)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _974568)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55798e5fad60), _978358)
   Exit: (206) [system] get_char((0x55798e5fad60), ')')
   Call: (206) [system] _958556=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [])
   Call: (205) [system] _870462=['B']
   Exit: (205) [system] ['B']=['B']
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (204) [system] _17948=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
   Exit: (204) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
   Call: (203) [system] _4018=['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
   Exit: (203) [system] ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']=['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _992240)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _994098)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1008252)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55798e5fad60), _1012042)
   Exit: (202) [system] get_char((0x55798e5fad60), ')')
   Call: (202) [system] _992240=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [])
   Call: (201) [system] _4014=[['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (201) [system] [['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
   Call: (200) [system] _3990=[['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (200) [system] [['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
   Call: (199) [system] _3982=[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (199) [system] [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1025924)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1027782)
   Exit: (199) [system] peek_char((0x55798e5fad60), '\n')
   Call: (199) [system] '\n'=(;)
   Fail: (199) [system] '\n'=(;)
^  Call: (199) [user] is_like_space('\n')
   Call: (200) [system] char_type('\n', 'white')
   Fail: (200) [system] char_type('\n', 'white')
   Call: (200) [system] char_type('\n', end_of_line)
   Exit: (200) [system] char_type('\n', end_of_line)
^  Exit: (199) [user] is_like_space('\n')
   Call: (199) [system] get_char((0x55798e5fad60), _1037376)
   Exit: (199) [system] get_char((0x55798e5fad60), '\n')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1040080)
   Exit: (200) [system] peek_char((0x55798e5fad60), '\t')
   Call: (200) [system] '\t'=(;)
   Fail: (200) [system] '\t'=(;)
^  Call: (200) [user] is_like_space('\t')
   Call: (201) [system] char_type('\t', 'white')
   Exit: (201) [system] char_type('\t', 'white')
^  Exit: (200) [user] is_like_space('\t')
   Call: (200) [system] get_char((0x55798e5fad60), _1047818)
   Exit: (200) [system] get_char((0x55798e5fad60), '\t')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1050522)
   Exit: (201) [system] peek_char((0x55798e5fad60), '\t')
   Call: (201) [system] '\t'=(;)
   Fail: (201) [system] '\t'=(;)
^  Call: (201) [user] is_like_space('\t')
   Call: (202) [system] char_type('\t', 'white')
   Exit: (202) [system] char_type('\t', 'white')
^  Exit: (201) [user] is_like_space('\t')
   Call: (201) [system] get_char((0x55798e5fad60), _1058260)
   Exit: (201) [system] get_char((0x55798e5fad60), '\t')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1060964)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1068702)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1071406)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1089256)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1094826)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1096684)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1110838)
   Exit: (199) [system] get_char((0x55798e5fad60), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1094826)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1116408)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1130562)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=')'
   Fail: (200) [system] (:)=')'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1136132)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1137990)
   Exit: (202) [system] peek_char((0x55798e5fad60), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1152144)
   Exit: (201) [system] get_char((0x55798e5fad60), :)
   Call: (201) [system] (:)='('
   Fail: (201) [system] (:)='('
   Call: (201) [system] (:)='['
   Fail: (201) [system] (:)='['
   Call: (201) [system] (:)='{'
   Fail: (201) [system] (:)='{'
   Call: (201) [system] (:)='"'
   Fail: (201) [system] (:)='"'
   Call: (201) [system] (:)=!
   Fail: (201) [system] (:)=!
   Call: (201) [system] (:)='\''
   Fail: (201) [system] (:)='\''
   Call: (201) [system] (:)='`'
   Fail: (201) [system] (:)='`'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), :, _1136132)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1169786)
   Call: (203) [system] peek_char((0x55798e5fad60), _1170720)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _1169786=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (202) [user] classify_and_convert_charseq(:, [], _1136132)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1180030, _1180032), once(user:catch(read_from_chars([:], _1136132), _1180006, fail)), '$restore_trace'(_1180030, _1180032))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1180030, _1180032))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1180006, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(:)
   Exit: (203) [system] atomic(:)
^  Exit: (202) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1187530)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1189388)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1197126)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1199830)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1214908)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1220478)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1222336)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1236490)
   Exit: (202) [system] get_char((0x55798e5fad60), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _1220478)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1242060)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'C')
   Call: (204) [system] 'C'=(;)
   Fail: (204) [system] 'C'=(;)
^  Call: (204) [user] is_like_space('C')
   Call: (205) [system] char_type('C', 'white')
   Fail: (205) [system] char_type('C', 'white')
   Call: (205) [system] char_type('C', end_of_line)
   Fail: (205) [system] char_type('C', end_of_line)
   Call: (205) [system] char_type('C', space)
   Fail: (205) [system] char_type('C', space)
   Call: (205) [system] char_type('C', cntrl)
   Fail: (205) [system] char_type('C', cntrl)
^  Fail: (204) [user] is_like_space('C')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1256214)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'C')
   Call: (203) [system] 'C'=')'
   Fail: (203) [system] 'C'=')'
   Call: (203) [system] 'C'=end_of_file
   Fail: (203) [system] 'C'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _1261784)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1263642)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'C')
   Call: (205) [system] 'C'=(;)
   Fail: (205) [system] 'C'=(;)
^  Call: (205) [user] is_like_space('C')
   Call: (206) [system] char_type('C', 'white')
   Fail: (206) [system] char_type('C', 'white')
   Call: (206) [system] char_type('C', end_of_line)
   Fail: (206) [system] char_type('C', end_of_line)
   Call: (206) [system] char_type('C', space)
   Fail: (206) [system] char_type('C', space)
   Call: (206) [system] char_type('C', cntrl)
   Fail: (206) [system] char_type('C', cntrl)
^  Fail: (205) [user] is_like_space('C')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _1277796)
   Exit: (204) [system] get_char((0x55798e5fad60), 'C')
   Call: (204) [system] 'C'='('
   Fail: (204) [system] 'C'='('
   Call: (204) [system] 'C'='['
   Fail: (204) [system] 'C'='['
   Call: (204) [system] 'C'='{'
   Fail: (204) [system] 'C'='{'
   Call: (204) [system] 'C'='"'
   Fail: (204) [system] 'C'='"'
   Call: (204) [system] 'C'=!
   Fail: (204) [system] 'C'=!
   Call: (204) [system] 'C'='\''
   Fail: (204) [system] 'C'='\''
   Call: (204) [system] 'C'='`'
   Fail: (204) [system] 'C'='`'
   Call: (204) [system] 'C'=end_of_file
   Fail: (204) [system] 'C'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1261784)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1295438)
   Call: (206) [system] peek_char((0x55798e5fad60), _1296372)
   Exit: (206) [system] peek_char((0x55798e5fad60), o)
^  Call: (206) [user] is_delimiter(o)
   Call: (207) [system] char_type(o, space)
   Fail: (207) [system] char_type(o, space)
   Call: (207) [system] arg(_1301092, v('(', ')', end_of_file), o)
   Fail: (207) [system] arg(_1302024, v('(', ')', end_of_file), o)
^  Fail: (206) [user] is_delimiter(o)
   Call: (206) [system] ')'==o
   Fail: (206) [system] ')'==o
   Call: (206) [system] get_char((0x55798e5fad60), o)
   Exit: (206) [system] get_char((0x55798e5fad60), o)
   Call: (206) [system] o=(\)
   Fail: (206) [system] o=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1309374)
   Call: (207) [system] peek_char((0x55798e5fad60), _1310308)
   Exit: (207) [system] peek_char((0x55798e5fad60), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_1315028, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_1315960, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55798e5fad60), n)
   Exit: (207) [system] get_char((0x55798e5fad60), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1323310)
   Call: (208) [system] peek_char((0x55798e5fad60), _1324244)
   Exit: (208) [system] peek_char((0x55798e5fad60), j)
^  Call: (208) [user] is_delimiter(j)
   Call: (209) [system] char_type(j, space)
   Fail: (209) [system] char_type(j, space)
   Call: (209) [system] arg(_1328964, v('(', ')', end_of_file), j)
   Fail: (209) [system] arg(_1329896, v('(', ')', end_of_file), j)
^  Fail: (208) [user] is_delimiter(j)
   Call: (208) [system] ')'==j
   Fail: (208) [system] ')'==j
   Call: (208) [system] get_char((0x55798e5fad60), j)
   Exit: (208) [system] get_char((0x55798e5fad60), j)
   Call: (208) [system] j=(\)
   Fail: (208) [system] j=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1337246)
   Call: (209) [system] peek_char((0x55798e5fad60), _1338180)
   Exit: (209) [system] peek_char((0x55798e5fad60), u)
^  Call: (209) [user] is_delimiter(u)
   Call: (210) [system] char_type(u, space)
   Fail: (210) [system] char_type(u, space)
   Call: (210) [system] arg(_1342900, v('(', ')', end_of_file), u)
   Fail: (210) [system] arg(_1343832, v('(', ')', end_of_file), u)
^  Fail: (209) [user] is_delimiter(u)
   Call: (209) [system] ')'==u
   Fail: (209) [system] ')'==u
   Call: (209) [system] get_char((0x55798e5fad60), u)
   Exit: (209) [system] get_char((0x55798e5fad60), u)
   Call: (209) [system] u=(\)
   Fail: (209) [system] u=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1351182)
   Call: (210) [system] peek_char((0x55798e5fad60), _1352116)
   Exit: (210) [system] peek_char((0x55798e5fad60), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_1356836, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_1357768, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55798e5fad60), n)
   Exit: (210) [system] get_char((0x55798e5fad60), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1365118)
   Call: (211) [system] peek_char((0x55798e5fad60), _1366052)
   Exit: (211) [system] peek_char((0x55798e5fad60), c)
^  Call: (211) [user] is_delimiter(c)
   Call: (212) [system] char_type(c, space)
   Fail: (212) [system] char_type(c, space)
   Call: (212) [system] arg(_1370772, v('(', ')', end_of_file), c)
   Fail: (212) [system] arg(_1371704, v('(', ')', end_of_file), c)
^  Fail: (211) [user] is_delimiter(c)
   Call: (211) [system] ')'==c
   Fail: (211) [system] ')'==c
   Call: (211) [system] get_char((0x55798e5fad60), c)
   Exit: (211) [system] get_char((0x55798e5fad60), c)
   Call: (211) [system] c=(\)
   Fail: (211) [system] c=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1379054)
   Call: (212) [system] peek_char((0x55798e5fad60), _1379988)
   Exit: (212) [system] peek_char((0x55798e5fad60), t)
^  Call: (212) [user] is_delimiter(t)
   Call: (213) [system] char_type(t, space)
   Fail: (213) [system] char_type(t, space)
   Call: (213) [system] arg(_1384708, v('(', ')', end_of_file), t)
   Fail: (213) [system] arg(_1385640, v('(', ')', end_of_file), t)
^  Fail: (212) [user] is_delimiter(t)
   Call: (212) [system] ')'==t
   Fail: (212) [system] ')'==t
   Call: (212) [system] get_char((0x55798e5fad60), t)
   Exit: (212) [system] get_char((0x55798e5fad60), t)
   Call: (212) [system] t=(\)
   Fail: (212) [system] t=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1392990)
   Call: (213) [system] peek_char((0x55798e5fad60), _1393924)
   Exit: (213) [system] peek_char((0x55798e5fad60), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_1398644, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_1399576, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55798e5fad60), i)
   Exit: (213) [system] get_char((0x55798e5fad60), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1406926)
   Call: (214) [system] peek_char((0x55798e5fad60), _1407860)
   Exit: (214) [system] peek_char((0x55798e5fad60), o)
^  Call: (214) [user] is_delimiter(o)
   Call: (215) [system] char_type(o, space)
   Fail: (215) [system] char_type(o, space)
   Call: (215) [system] arg(_1412580, v('(', ')', end_of_file), o)
   Fail: (215) [system] arg(_1413512, v('(', ')', end_of_file), o)
^  Fail: (214) [user] is_delimiter(o)
   Call: (214) [system] ')'==o
   Fail: (214) [system] ')'==o
   Call: (214) [system] get_char((0x55798e5fad60), o)
   Exit: (214) [system] get_char((0x55798e5fad60), o)
   Call: (214) [system] o=(\)
   Fail: (214) [system] o=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1420862)
   Call: (215) [system] peek_char((0x55798e5fad60), _1421796)
   Exit: (215) [system] peek_char((0x55798e5fad60), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1426516, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1427448, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55798e5fad60), n)
   Exit: (215) [system] get_char((0x55798e5fad60), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1434798)
   Call: (216) [system] peek_char((0x55798e5fad60), _1435732)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (216) [user] is_delimiter('I')
   Call: (217) [system] char_type('I', space)
   Fail: (217) [system] char_type('I', space)
   Call: (217) [system] arg(_1440452, v('(', ')', end_of_file), 'I')
   Fail: (217) [system] arg(_1441384, v('(', ')', end_of_file), 'I')
^  Fail: (216) [user] is_delimiter('I')
   Call: (216) [system] ')'=='I'
   Fail: (216) [system] ')'=='I'
   Call: (216) [system] get_char((0x55798e5fad60), 'I')
   Exit: (216) [system] get_char((0x55798e5fad60), 'I')
   Call: (216) [system] 'I'=(\)
   Fail: (216) [system] 'I'=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1448734)
   Call: (217) [system] peek_char((0x55798e5fad60), _1449668)
   Exit: (217) [system] peek_char((0x55798e5fad60), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_1454388, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_1455320, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55798e5fad60), n)
   Exit: (217) [system] get_char((0x55798e5fad60), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1462670)
   Call: (218) [system] peek_char((0x55798e5fad60), _1463604)
   Exit: (218) [system] peek_char((0x55798e5fad60), t)
^  Call: (218) [user] is_delimiter(t)
   Call: (219) [system] char_type(t, space)
   Fail: (219) [system] char_type(t, space)
   Call: (219) [system] arg(_1468324, v('(', ')', end_of_file), t)
   Fail: (219) [system] arg(_1469256, v('(', ')', end_of_file), t)
^  Fail: (218) [user] is_delimiter(t)
   Call: (218) [system] ')'==t
   Fail: (218) [system] ')'==t
   Call: (218) [system] get_char((0x55798e5fad60), t)
   Exit: (218) [system] get_char((0x55798e5fad60), t)
   Call: (218) [system] t=(\)
   Fail: (218) [system] t=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1476606)
   Call: (219) [system] peek_char((0x55798e5fad60), _1477540)
   Exit: (219) [system] peek_char((0x55798e5fad60), r)
^  Call: (219) [user] is_delimiter(r)
   Call: (220) [system] char_type(r, space)
   Fail: (220) [system] char_type(r, space)
   Call: (220) [system] arg(_1482260, v('(', ')', end_of_file), r)
   Fail: (220) [system] arg(_1483192, v('(', ')', end_of_file), r)
^  Fail: (219) [user] is_delimiter(r)
   Call: (219) [system] ')'==r
   Fail: (219) [system] ')'==r
   Call: (219) [system] get_char((0x55798e5fad60), r)
   Exit: (219) [system] get_char((0x55798e5fad60), r)
   Call: (219) [system] r=(\)
   Fail: (219) [system] r=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1490542)
   Call: (220) [system] peek_char((0x55798e5fad60), _1491476)
   Exit: (220) [system] peek_char((0x55798e5fad60), o)
^  Call: (220) [user] is_delimiter(o)
   Call: (221) [system] char_type(o, space)
   Fail: (221) [system] char_type(o, space)
   Call: (221) [system] arg(_1496196, v('(', ')', end_of_file), o)
   Fail: (221) [system] arg(_1497128, v('(', ')', end_of_file), o)
^  Fail: (220) [user] is_delimiter(o)
   Call: (220) [system] ')'==o
   Fail: (220) [system] ')'==o
   Call: (220) [system] get_char((0x55798e5fad60), o)
   Exit: (220) [system] get_char((0x55798e5fad60), o)
   Call: (220) [system] o=(\)
   Fail: (220) [system] o=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1504478)
   Call: (221) [system] peek_char((0x55798e5fad60), _1505412)
   Exit: (221) [system] peek_char((0x55798e5fad60), d)
^  Call: (221) [user] is_delimiter(d)
   Call: (222) [system] char_type(d, space)
   Fail: (222) [system] char_type(d, space)
   Call: (222) [system] arg(_1510132, v('(', ')', end_of_file), d)
   Fail: (222) [system] arg(_1511064, v('(', ')', end_of_file), d)
^  Fail: (221) [user] is_delimiter(d)
   Call: (221) [system] ')'==d
   Fail: (221) [system] ')'==d
   Call: (221) [system] get_char((0x55798e5fad60), d)
   Exit: (221) [system] get_char((0x55798e5fad60), d)
   Call: (221) [system] d=(\)
   Fail: (221) [system] d=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1518414)
   Call: (222) [system] peek_char((0x55798e5fad60), _1519348)
   Exit: (222) [system] peek_char((0x55798e5fad60), u)
^  Call: (222) [user] is_delimiter(u)
   Call: (223) [system] char_type(u, space)
   Fail: (223) [system] char_type(u, space)
   Call: (223) [system] arg(_1524068, v('(', ')', end_of_file), u)
   Fail: (223) [system] arg(_1525000, v('(', ')', end_of_file), u)
^  Fail: (222) [user] is_delimiter(u)
   Call: (222) [system] ')'==u
   Fail: (222) [system] ')'==u
   Call: (222) [system] get_char((0x55798e5fad60), u)
   Exit: (222) [system] get_char((0x55798e5fad60), u)
   Call: (222) [system] u=(\)
   Fail: (222) [system] u=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1532350)
   Call: (223) [system] peek_char((0x55798e5fad60), _1533284)
   Exit: (223) [system] peek_char((0x55798e5fad60), c)
^  Call: (223) [user] is_delimiter(c)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] arg(_1538004, v('(', ')', end_of_file), c)
   Fail: (224) [system] arg(_1538936, v('(', ')', end_of_file), c)
^  Fail: (223) [user] is_delimiter(c)
   Call: (223) [system] ')'==c
   Fail: (223) [system] ')'==c
   Call: (223) [system] get_char((0x55798e5fad60), c)
   Exit: (223) [system] get_char((0x55798e5fad60), c)
   Call: (223) [system] c=(\)
   Fail: (223) [system] c=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1546286)
   Call: (224) [system] peek_char((0x55798e5fad60), _1547220)
   Exit: (224) [system] peek_char((0x55798e5fad60), t)
^  Call: (224) [user] is_delimiter(t)
   Call: (225) [system] char_type(t, space)
   Fail: (225) [system] char_type(t, space)
   Call: (225) [system] arg(_1551940, v('(', ')', end_of_file), t)
   Fail: (225) [system] arg(_1552872, v('(', ')', end_of_file), t)
^  Fail: (224) [user] is_delimiter(t)
   Call: (224) [system] ')'==t
   Fail: (224) [system] ')'==t
   Call: (224) [system] get_char((0x55798e5fad60), t)
   Exit: (224) [system] get_char((0x55798e5fad60), t)
   Call: (224) [system] t=(\)
   Fail: (224) [system] t=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1560222)
   Call: (225) [system] peek_char((0x55798e5fad60), _1561156)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_1565876, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_1566808, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1574158)
   Call: (226) [system] peek_char((0x55798e5fad60), _1575092)
   Exit: (226) [system] peek_char((0x55798e5fad60), o)
^  Call: (226) [user] is_delimiter(o)
   Call: (227) [system] char_type(o, space)
   Fail: (227) [system] char_type(o, space)
   Call: (227) [system] arg(_1579812, v('(', ')', end_of_file), o)
   Fail: (227) [system] arg(_1580744, v('(', ')', end_of_file), o)
^  Fail: (226) [user] is_delimiter(o)
   Call: (226) [system] ')'==o
   Fail: (226) [system] ')'==o
   Call: (226) [system] get_char((0x55798e5fad60), o)
   Exit: (226) [system] get_char((0x55798e5fad60), o)
   Call: (226) [system] o=(\)
   Fail: (226) [system] o=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1588094)
   Call: (227) [system] peek_char((0x55798e5fad60), _1589028)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_1593748, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_1594680, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1602030)
   Call: (228) [system] peek_char((0x55798e5fad60), _1602964)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1602030=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (227) [system] _1588094=[n]
   Exit: (227) [system] [n]=[n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (226) [system] _1574158=[o, n]
   Exit: (226) [system] [o, n]=[o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (225) [system] _1560222=[i, o, n]
   Exit: (225) [system] [i, o, n]=[i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (224) [system] _1546286=[t, i, o, n]
   Exit: (224) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (223) [system] _1532350=[c, t, i, o, n]
   Exit: (223) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (222) [system] _1518414=[u, c, t, i, o, n]
   Exit: (222) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (221) [system] _1504478=[d, u, c, t, i, o, n]
   Exit: (221) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (220) [system] _1490542=[o, d, u, c, t, i, o, n]
   Exit: (220) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (219) [system] _1476606=[r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1462670=[t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1448734=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1434798=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1420862=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1406926=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1392990=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1379054=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1365118=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _1351182=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _1337246=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _1323310=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _1309374=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (206) [system] _1295438=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (206) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (205) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1261784)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_1673742, _1673744), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1261784), _1673718, fail)), '$restore_trace'(_1673742, _1673744))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_1673742, _1673744))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1261784), _1673718, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_1261784)
   Fail: (206) [system] atomic(_1261784)
   Call: (206) [system] atom_chars(_1261784, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (206) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (205) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionIntroduction')
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionIntroduction')
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _1683118)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1684976)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _1692714)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1695418)
   Exit: (206) [system] peek_char((0x55798e5fad60), c)
   Call: (206) [system] c=(;)
   Fail: (206) [system] c=(;)
^  Call: (206) [user] is_like_space(c)
   Call: (207) [system] char_type(c, 'white')
   Fail: (207) [system] char_type(c, 'white')
   Call: (207) [system] char_type(c, end_of_line)
   Fail: (207) [system] char_type(c, end_of_line)
   Call: (207) [system] char_type(c, space)
   Fail: (207) [system] char_type(c, space)
   Call: (207) [system] char_type(c, cntrl)
   Fail: (207) [system] char_type(c, cntrl)
^  Fail: (206) [user] is_like_space(c)
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1710496)
   Exit: (204) [system] peek_char((0x55798e5fad60), c)
   Call: (204) [system] c=')'
   Fail: (204) [system] c=')'
   Call: (204) [system] c=end_of_file
   Fail: (204) [system] c=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _1716066)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1717924)
   Exit: (206) [system] peek_char((0x55798e5fad60), c)
   Call: (206) [system] c=(;)
   Fail: (206) [system] c=(;)
^  Call: (206) [user] is_like_space(c)
   Call: (207) [system] char_type(c, 'white')
   Fail: (207) [system] char_type(c, 'white')
   Call: (207) [system] char_type(c, end_of_line)
   Fail: (207) [system] char_type(c, end_of_line)
   Call: (207) [system] char_type(c, space)
   Fail: (207) [system] char_type(c, space)
   Call: (207) [system] char_type(c, cntrl)
   Fail: (207) [system] char_type(c, cntrl)
^  Fail: (206) [user] is_like_space(c)
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _1732078)
   Exit: (205) [system] get_char((0x55798e5fad60), c)
   Call: (205) [system] c='('
   Fail: (205) [system] c='('
   Call: (205) [system] c='['
   Fail: (205) [system] c='['
   Call: (205) [system] c='{'
   Fail: (205) [system] c='{'
   Call: (205) [system] c='"'
   Fail: (205) [system] c='"'
   Call: (205) [system] c=!
   Fail: (205) [system] c=!
   Call: (205) [system] c='\''
   Fail: (205) [system] c='\''
   Call: (205) [system] c='`'
   Fail: (205) [system] c='`'
   Call: (205) [system] c=end_of_file
   Fail: (205) [system] c=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55798e5fad60), c, _1716066)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1749720)
   Call: (207) [system] peek_char((0x55798e5fad60), _1750654)
   Exit: (207) [system] peek_char((0x55798e5fad60), d)
^  Call: (207) [user] is_delimiter(d)
   Call: (208) [system] char_type(d, space)
   Fail: (208) [system] char_type(d, space)
   Call: (208) [system] arg(_1755374, v('(', ')', end_of_file), d)
   Fail: (208) [system] arg(_1756306, v('(', ')', end_of_file), d)
^  Fail: (207) [user] is_delimiter(d)
   Call: (207) [system] ')'==d
   Fail: (207) [system] ')'==d
   Call: (207) [system] get_char((0x55798e5fad60), d)
   Exit: (207) [system] get_char((0x55798e5fad60), d)
   Call: (207) [system] d=(\)
   Fail: (207) [system] d=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1763656)
   Call: (208) [system] peek_char((0x55798e5fad60), _1764590)
   Exit: (208) [system] peek_char((0x55798e5fad60), e)
^  Call: (208) [user] is_delimiter(e)
   Call: (209) [system] char_type(e, space)
   Fail: (209) [system] char_type(e, space)
   Call: (209) [system] arg(_1769310, v('(', ')', end_of_file), e)
   Fail: (209) [system] arg(_1770242, v('(', ')', end_of_file), e)
^  Fail: (208) [user] is_delimiter(e)
   Call: (208) [system] ')'==e
   Fail: (208) [system] ')'==e
   Call: (208) [system] get_char((0x55798e5fad60), e)
   Exit: (208) [system] get_char((0x55798e5fad60), e)
   Call: (208) [system] e=(\)
   Fail: (208) [system] e=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1777592)
   Call: (209) [system] peek_char((0x55798e5fad60), _1778526)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1777592=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _1763656=[e]
   Exit: (208) [system] [e]=[e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (207) [system] _1749720=[d, e]
   Exit: (207) [system] [d, e]=[d, e]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (206) [user] classify_and_convert_charseq(c, [d, e], _1716066)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_1793424, _1793426), once(user:catch(read_from_chars([c, d, e], _1716066), _1793400, fail)), '$restore_trace'(_1793424, _1793426))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_1793424, _1793426))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1793400, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(cde)
   Exit: (207) [system] atomic(cde)
^  Exit: (206) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (205) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _1800924)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1802782)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _1810520)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1813224)
   Exit: (207) [system] peek_char((0x55798e5fad60), a)
   Call: (207) [system] a=(;)
   Fail: (207) [system] a=(;)
^  Call: (207) [user] is_like_space(a)
   Call: (208) [system] char_type(a, 'white')
   Fail: (208) [system] char_type(a, 'white')
   Call: (208) [system] char_type(a, end_of_line)
   Fail: (208) [system] char_type(a, end_of_line)
   Call: (208) [system] char_type(a, space)
   Fail: (208) [system] char_type(a, space)
   Call: (208) [system] char_type(a, cntrl)
   Fail: (208) [system] char_type(a, cntrl)
^  Fail: (207) [user] is_like_space(a)
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1828302)
   Exit: (205) [system] peek_char((0x55798e5fad60), a)
   Call: (205) [system] a=')'
   Fail: (205) [system] a=')'
   Call: (205) [system] a=end_of_file
   Fail: (205) [system] a=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _1833872)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1835730)
   Exit: (207) [system] peek_char((0x55798e5fad60), a)
   Call: (207) [system] a=(;)
   Fail: (207) [system] a=(;)
^  Call: (207) [user] is_like_space(a)
   Call: (208) [system] char_type(a, 'white')
   Fail: (208) [system] char_type(a, 'white')
   Call: (208) [system] char_type(a, end_of_line)
   Fail: (208) [system] char_type(a, end_of_line)
   Call: (208) [system] char_type(a, space)
   Fail: (208) [system] char_type(a, space)
   Call: (208) [system] char_type(a, cntrl)
   Fail: (208) [system] char_type(a, cntrl)
^  Fail: (207) [user] is_like_space(a)
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _1849884)
   Exit: (206) [system] get_char((0x55798e5fad60), a)
   Call: (206) [system] a='('
   Fail: (206) [system] a='('
   Call: (206) [system] a='['
   Fail: (206) [system] a='['
   Call: (206) [system] a='{'
   Fail: (206) [system] a='{'
   Call: (206) [system] a='"'
   Fail: (206) [system] a='"'
   Call: (206) [system] a=!
   Fail: (206) [system] a=!
   Call: (206) [system] a='\''
   Fail: (206) [system] a='\''
   Call: (206) [system] a='`'
   Fail: (206) [system] a='`'
   Call: (206) [system] a=end_of_file
   Fail: (206) [system] a=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55798e5fad60), a, _1833872)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1867526)
   Call: (208) [system] peek_char((0x55798e5fad60), _1868460)
   Exit: (208) [system] peek_char((0x55798e5fad60), b)
^  Call: (208) [user] is_delimiter(b)
   Call: (209) [system] char_type(b, space)
   Fail: (209) [system] char_type(b, space)
   Call: (209) [system] arg(_1873180, v('(', ')', end_of_file), b)
   Fail: (209) [system] arg(_1874112, v('(', ')', end_of_file), b)
^  Fail: (208) [user] is_delimiter(b)
   Call: (208) [system] ')'==b
   Fail: (208) [system] ')'==b
   Call: (208) [system] get_char((0x55798e5fad60), b)
   Exit: (208) [system] get_char((0x55798e5fad60), b)
   Call: (208) [system] b=(\)
   Fail: (208) [system] b=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1881462)
   Call: (209) [system] peek_char((0x55798e5fad60), _1882396)
   Exit: (209) [system] peek_char((0x55798e5fad60), c)
^  Call: (209) [user] is_delimiter(c)
   Call: (210) [system] char_type(c, space)
   Fail: (210) [system] char_type(c, space)
   Call: (210) [system] arg(_1887116, v('(', ')', end_of_file), c)
   Fail: (210) [system] arg(_1888048, v('(', ')', end_of_file), c)
^  Fail: (209) [user] is_delimiter(c)
   Call: (209) [system] ')'==c
   Fail: (209) [system] ')'==c
   Call: (209) [system] get_char((0x55798e5fad60), c)
   Exit: (209) [system] get_char((0x55798e5fad60), c)
   Call: (209) [system] c=(\)
   Fail: (209) [system] c=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1895398)
   Call: (210) [system] peek_char((0x55798e5fad60), _1896332)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_1901052, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _1895398=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _1881462=[c]
   Exit: (209) [system] [c]=[c]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (208) [system] _1867526=[b, c]
   Exit: (208) [system] [b, c]=[b, c]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (207) [user] classify_and_convert_charseq(a, [b, c], _1833872)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_1913102, _1913104), once(user:catch(read_from_chars([a, b, c], _1833872), _1913078, fail)), '$restore_trace'(_1913102, _1913104))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_1913102, _1913104))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1913078, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(abc)
   Exit: (208) [system] atomic(abc)
^  Exit: (207) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (206) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _1920602)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1922460)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1936614)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55798e5fad60), _1940404)
   Exit: (206) [system] get_char((0x55798e5fad60), ')')
   Call: (206) [system] _1920602=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [])
   Call: (205) [system] _1800924=[abc]
   Exit: (205) [system] [abc]=[abc]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [abc])
   Call: (204) [system] _1683118=[cde, abc]
   Exit: (204) [system] [cde, abc]=[cde, abc]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [cde, abc])
   Call: (203) [system] _1220478=['ConjunctionIntroduction', cde, abc]
   Exit: (203) [system] ['ConjunctionIntroduction', cde, abc]=['ConjunctionIntroduction', cde, abc]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), ['ConjunctionIntroduction', cde, abc])
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), ['ConjunctionIntroduction', cde, abc])
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1954286)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1956144)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1963882)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1966586)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1981664)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=')'
   Fail: (202) [system] '('=')'
   Call: (202) [system] '('=end_of_file
   Fail: (202) [system] '('=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1987234)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1989092)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _2003246)
   Exit: (203) [system] get_char((0x55798e5fad60), '(')
   Call: (203) [system] '('='('
   Exit: (203) [system] '('='('
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _1987234)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _2008816)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'A')
   Call: (205) [system] 'A'=(;)
   Fail: (205) [system] 'A'=(;)
^  Call: (205) [user] is_like_space('A')
   Call: (206) [system] char_type('A', 'white')
   Fail: (206) [system] char_type('A', 'white')
   Call: (206) [system] char_type('A', end_of_line)
   Fail: (206) [system] char_type('A', end_of_line)
   Call: (206) [system] char_type('A', space)
   Fail: (206) [system] char_type('A', space)
   Call: (206) [system] char_type('A', cntrl)
   Fail: (206) [system] char_type('A', cntrl)
^  Fail: (205) [user] is_like_space('A')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _2022970)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'A')
   Call: (204) [system] 'A'=')'
   Fail: (204) [system] 'A'=')'
   Call: (204) [system] 'A'=end_of_file
   Fail: (204) [system] 'A'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _2028540)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _2030398)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'A')
   Call: (206) [system] 'A'=(;)
   Fail: (206) [system] 'A'=(;)
^  Call: (206) [user] is_like_space('A')
   Call: (207) [system] char_type('A', 'white')
   Fail: (207) [system] char_type('A', 'white')
   Call: (207) [system] char_type('A', end_of_line)
   Fail: (207) [system] char_type('A', end_of_line)
   Call: (207) [system] char_type('A', space)
   Fail: (207) [system] char_type('A', space)
   Call: (207) [system] char_type('A', cntrl)
   Fail: (207) [system] char_type('A', cntrl)
^  Fail: (206) [user] is_like_space('A')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _2044552)
   Exit: (205) [system] get_char((0x55798e5fad60), 'A')
   Call: (205) [system] 'A'='('
   Fail: (205) [system] 'A'='('
   Call: (205) [system] 'A'='['
   Fail: (205) [system] 'A'='['
   Call: (205) [system] 'A'='{'
   Fail: (205) [system] 'A'='{'
   Call: (205) [system] 'A'='"'
   Fail: (205) [system] 'A'='"'
   Call: (205) [system] 'A'=!
   Fail: (205) [system] 'A'=!
   Call: (205) [system] 'A'='\''
   Fail: (205) [system] 'A'='\''
   Call: (205) [system] 'A'='`'
   Fail: (205) [system] 'A'='`'
   Call: (205) [system] 'A'=end_of_file
   Fail: (205) [system] 'A'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55798e5fad60), 'A', _2028540)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _2062194)
   Call: (207) [system] peek_char((0x55798e5fad60), _2063128)
   Exit: (207) [system] peek_char((0x55798e5fad60), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_2067848, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_2068780, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55798e5fad60), n)
   Exit: (207) [system] get_char((0x55798e5fad60), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _2076130)
   Call: (208) [system] peek_char((0x55798e5fad60), _2077064)
   Exit: (208) [system] peek_char((0x55798e5fad60), d)
^  Call: (208) [user] is_delimiter(d)
   Call: (209) [system] char_type(d, space)
   Fail: (209) [system] char_type(d, space)
   Call: (209) [system] arg(_2081784, v('(', ')', end_of_file), d)
   Fail: (209) [system] arg(_2082716, v('(', ')', end_of_file), d)
^  Fail: (208) [user] is_delimiter(d)
   Call: (208) [system] ')'==d
   Fail: (208) [system] ')'==d
   Call: (208) [system] get_char((0x55798e5fad60), d)
   Exit: (208) [system] get_char((0x55798e5fad60), d)
   Call: (208) [system] d=(\)
   Fail: (208) [system] d=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _2090066)
   Call: (209) [system] peek_char((0x55798e5fad60), _2091000)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (209) [user] is_delimiter('L')
   Call: (210) [system] char_type('L', space)
   Fail: (210) [system] char_type('L', space)
   Call: (210) [system] arg(_2095720, v('(', ')', end_of_file), 'L')
   Fail: (210) [system] arg(_4202, v('(', ')', end_of_file), 'L')
^  Fail: (209) [user] is_delimiter('L')
   Call: (209) [system] ')'=='L'
   Fail: (209) [system] ')'=='L'
   Call: (209) [system] get_char((0x55798e5fad60), 'L')
   Exit: (209) [system] get_char((0x55798e5fad60), 'L')
   Call: (209) [system] 'L'=(\)
   Fail: (209) [system] 'L'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _11350)
   Call: (210) [system] peek_char((0x55798e5fad60), _12284)
   Exit: (210) [system] peek_char((0x55798e5fad60), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_17004, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_17936, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55798e5fad60), i)
   Exit: (210) [system] get_char((0x55798e5fad60), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _25286)
   Call: (211) [system] peek_char((0x55798e5fad60), _26220)
   Exit: (211) [system] peek_char((0x55798e5fad60), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_30940, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_31872, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55798e5fad60), n)
   Exit: (211) [system] get_char((0x55798e5fad60), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _39222)
   Call: (212) [system] peek_char((0x55798e5fad60), _40156)
   Exit: (212) [system] peek_char((0x55798e5fad60), k)
^  Call: (212) [user] is_delimiter(k)
   Call: (213) [system] char_type(k, space)
   Fail: (213) [system] char_type(k, space)
   Call: (213) [system] arg(_44876, v('(', ')', end_of_file), k)
   Fail: (213) [system] arg(_45808, v('(', ')', end_of_file), k)
^  Fail: (212) [user] is_delimiter(k)
   Call: (212) [system] ')'==k
   Fail: (212) [system] ')'==k
   Call: (212) [system] get_char((0x55798e5fad60), k)
   Exit: (212) [system] get_char((0x55798e5fad60), k)
   Call: (212) [system] k=(\)
   Fail: (212) [system] k=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _53158)
   Call: (213) [system] peek_char((0x55798e5fad60), _54092)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _53158=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (212) [system] _39222=[k]
   Exit: (212) [system] [k]=[k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (211) [system] _25286=[n, k]
   Exit: (211) [system] [n, k]=[n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (210) [system] _11350=[i, n, k]
   Exit: (210) [system] [i, n, k]=[i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (209) [system] _4132=['L', i, n, k]
   Exit: (209) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (208) [system] _4128=[d, 'L', i, n, k]
   Exit: (208) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (207) [system] _4124=[n, d, 'L', i, n, k]
   Exit: (207) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (206) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _4120)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_80166, _80168), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _4120), _80142, fail)), '$restore_trace'(_80166, _80168))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_80166, _80168))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _4120), _80142, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_4120)
   Fail: (207) [system] atomic(_4120)
   Call: (207) [system] atom_chars(_4120, ['A', n, d, 'L', i, n, k])
   Exit: (207) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (206) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (205) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _89542)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _91400)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _99138)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _101842)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _116920)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _122490)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _124348)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _138502)
   Exit: (206) [system] get_char((0x55798e5fad60), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _122490)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _144072)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'I')
   Call: (208) [system] 'I'=(;)
   Fail: (208) [system] 'I'=(;)
^  Call: (208) [user] is_like_space('I')
   Call: (209) [system] char_type('I', 'white')
   Fail: (209) [system] char_type('I', 'white')
   Call: (209) [system] char_type('I', end_of_line)
   Fail: (209) [system] char_type('I', end_of_line)
   Call: (209) [system] char_type('I', space)
   Fail: (209) [system] char_type('I', space)
   Call: (209) [system] char_type('I', cntrl)
   Fail: (209) [system] char_type('I', cntrl)
^  Fail: (208) [user] is_like_space('I')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _158226)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'I')
   Call: (207) [system] 'I'=')'
   Fail: (207) [system] 'I'=')'
   Call: (207) [system] 'I'=end_of_file
   Fail: (207) [system] 'I'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _163796)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _165654)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'I')
   Call: (209) [system] 'I'=(;)
   Fail: (209) [system] 'I'=(;)
^  Call: (209) [user] is_like_space('I')
   Call: (210) [system] char_type('I', 'white')
   Fail: (210) [system] char_type('I', 'white')
   Call: (210) [system] char_type('I', end_of_line)
   Fail: (210) [system] char_type('I', end_of_line)
   Call: (210) [system] char_type('I', space)
   Fail: (210) [system] char_type('I', space)
   Call: (210) [system] char_type('I', cntrl)
   Fail: (210) [system] char_type('I', cntrl)
^  Fail: (209) [user] is_like_space('I')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _179808)
   Exit: (208) [system] get_char((0x55798e5fad60), 'I')
   Call: (208) [system] 'I'='('
   Fail: (208) [system] 'I'='('
   Call: (208) [system] 'I'='['
   Fail: (208) [system] 'I'='['
   Call: (208) [system] 'I'='{'
   Fail: (208) [system] 'I'='{'
   Call: (208) [system] 'I'='"'
   Fail: (208) [system] 'I'='"'
   Call: (208) [system] 'I'=!
   Fail: (208) [system] 'I'=!
   Call: (208) [system] 'I'='\''
   Fail: (208) [system] 'I'='\''
   Call: (208) [system] 'I'='`'
   Fail: (208) [system] 'I'='`'
   Call: (208) [system] 'I'=end_of_file
   Fail: (208) [system] 'I'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55798e5fad60), 'I', _163796)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _197450)
   Call: (210) [system] peek_char((0x55798e5fad60), _198384)
   Exit: (210) [system] peek_char((0x55798e5fad60), m)
^  Call: (210) [user] is_delimiter(m)
   Call: (211) [system] char_type(m, space)
   Fail: (211) [system] char_type(m, space)
   Call: (211) [system] arg(_203104, v('(', ')', end_of_file), m)
   Fail: (211) [system] arg(_204036, v('(', ')', end_of_file), m)
^  Fail: (210) [user] is_delimiter(m)
   Call: (210) [system] ')'==m
   Fail: (210) [system] ')'==m
   Call: (210) [system] get_char((0x55798e5fad60), m)
   Exit: (210) [system] get_char((0x55798e5fad60), m)
   Call: (210) [system] m=(\)
   Fail: (210) [system] m=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _211386)
   Call: (211) [system] peek_char((0x55798e5fad60), _212320)
   Exit: (211) [system] peek_char((0x55798e5fad60), p)
^  Call: (211) [user] is_delimiter(p)
   Call: (212) [system] char_type(p, space)
   Fail: (212) [system] char_type(p, space)
   Call: (212) [system] arg(_217040, v('(', ')', end_of_file), p)
   Fail: (212) [system] arg(_217972, v('(', ')', end_of_file), p)
^  Fail: (211) [user] is_delimiter(p)
   Call: (211) [system] ')'==p
   Fail: (211) [system] ')'==p
   Call: (211) [system] get_char((0x55798e5fad60), p)
   Exit: (211) [system] get_char((0x55798e5fad60), p)
   Call: (211) [system] p=(\)
   Fail: (211) [system] p=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _225322)
   Call: (212) [system] peek_char((0x55798e5fad60), _226256)
   Exit: (212) [system] peek_char((0x55798e5fad60), l)
^  Call: (212) [user] is_delimiter(l)
   Call: (213) [system] char_type(l, space)
   Fail: (213) [system] char_type(l, space)
   Call: (213) [system] arg(_230976, v('(', ')', end_of_file), l)
   Fail: (213) [system] arg(_231908, v('(', ')', end_of_file), l)
^  Fail: (212) [user] is_delimiter(l)
   Call: (212) [system] ')'==l
   Fail: (212) [system] ')'==l
   Call: (212) [system] get_char((0x55798e5fad60), l)
   Exit: (212) [system] get_char((0x55798e5fad60), l)
   Call: (212) [system] l=(\)
   Fail: (212) [system] l=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _239258)
   Call: (213) [system] peek_char((0x55798e5fad60), _240192)
   Exit: (213) [system] peek_char((0x55798e5fad60), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_244912, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_245844, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55798e5fad60), i)
   Exit: (213) [system] get_char((0x55798e5fad60), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _253194)
   Call: (214) [system] peek_char((0x55798e5fad60), _254128)
   Exit: (214) [system] peek_char((0x55798e5fad60), c)
^  Call: (214) [user] is_delimiter(c)
   Call: (215) [system] char_type(c, space)
   Fail: (215) [system] char_type(c, space)
   Call: (215) [system] arg(_258848, v('(', ')', end_of_file), c)
   Fail: (215) [system] arg(_259780, v('(', ')', end_of_file), c)
^  Fail: (214) [user] is_delimiter(c)
   Call: (214) [system] ')'==c
   Fail: (214) [system] ')'==c
   Call: (214) [system] get_char((0x55798e5fad60), c)
   Exit: (214) [system] get_char((0x55798e5fad60), c)
   Call: (214) [system] c=(\)
   Fail: (214) [system] c=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _267130)
   Call: (215) [system] peek_char((0x55798e5fad60), _268064)
   Exit: (215) [system] peek_char((0x55798e5fad60), a)
^  Call: (215) [user] is_delimiter(a)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] arg(_272784, v('(', ')', end_of_file), a)
   Fail: (216) [system] arg(_273716, v('(', ')', end_of_file), a)
^  Fail: (215) [user] is_delimiter(a)
   Call: (215) [system] ')'==a
   Fail: (215) [system] ')'==a
   Call: (215) [system] get_char((0x55798e5fad60), a)
   Exit: (215) [system] get_char((0x55798e5fad60), a)
   Call: (215) [system] a=(\)
   Fail: (215) [system] a=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _281066)
   Call: (216) [system] peek_char((0x55798e5fad60), _282000)
   Exit: (216) [system] peek_char((0x55798e5fad60), t)
^  Call: (216) [user] is_delimiter(t)
   Call: (217) [system] char_type(t, space)
   Fail: (217) [system] char_type(t, space)
   Call: (217) [system] arg(_286720, v('(', ')', end_of_file), t)
   Fail: (217) [system] arg(_287652, v('(', ')', end_of_file), t)
^  Fail: (216) [user] is_delimiter(t)
   Call: (216) [system] ')'==t
   Fail: (216) [system] ')'==t
   Call: (216) [system] get_char((0x55798e5fad60), t)
   Exit: (216) [system] get_char((0x55798e5fad60), t)
   Call: (216) [system] t=(\)
   Fail: (216) [system] t=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _295002)
   Call: (217) [system] peek_char((0x55798e5fad60), _295936)
   Exit: (217) [system] peek_char((0x55798e5fad60), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_300656, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_301588, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55798e5fad60), i)
   Exit: (217) [system] get_char((0x55798e5fad60), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _308938)
   Call: (218) [system] peek_char((0x55798e5fad60), _309872)
   Exit: (218) [system] peek_char((0x55798e5fad60), o)
^  Call: (218) [user] is_delimiter(o)
   Call: (219) [system] char_type(o, space)
   Fail: (219) [system] char_type(o, space)
   Call: (219) [system] arg(_314592, v('(', ')', end_of_file), o)
   Fail: (219) [system] arg(_315524, v('(', ')', end_of_file), o)
^  Fail: (218) [user] is_delimiter(o)
   Call: (218) [system] ')'==o
   Fail: (218) [system] ')'==o
   Call: (218) [system] get_char((0x55798e5fad60), o)
   Exit: (218) [system] get_char((0x55798e5fad60), o)
   Call: (218) [system] o=(\)
   Fail: (218) [system] o=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _322874)
   Call: (219) [system] peek_char((0x55798e5fad60), _323808)
   Exit: (219) [system] peek_char((0x55798e5fad60), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_328528, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_329460, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55798e5fad60), n)
   Exit: (219) [system] get_char((0x55798e5fad60), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _336810)
   Call: (220) [system] peek_char((0x55798e5fad60), _337744)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _336810=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (219) [system] _322874=[n]
   Exit: (219) [system] [n]=[n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (218) [system] _308938=[o, n]
   Exit: (218) [system] [o, n]=[o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (217) [system] _295002=[i, o, n]
   Exit: (217) [system] [i, o, n]=[i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (216) [system] _281066=[t, i, o, n]
   Exit: (216) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (215) [system] _267130=[a, t, i, o, n]
   Exit: (215) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (214) [system] _253194=[c, a, t, i, o, n]
   Exit: (214) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (213) [system] _239258=[i, c, a, t, i, o, n]
   Exit: (213) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (212) [system] _225322=[l, i, c, a, t, i, o, n]
   Exit: (212) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (211) [system] _211386=[p, l, i, c, a, t, i, o, n]
   Exit: (211) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (210) [system] _197450=[m, p, l, i, c, a, t, i, o, n]
   Exit: (210) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (209) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _163796)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_374994, _374996), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _163796), _374970, fail)), '$restore_trace'(_374994, _374996))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_374994, _374996))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _163796), _374970, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_163796)
   Fail: (210) [system] atomic(_163796)
   Call: (210) [system] atom_chars(_163796, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (210) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (209) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (208) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _384370)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _386228)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _393966)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _396670)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _411748)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _417318)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _419176)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _433330)
   Exit: (209) [system] get_char((0x55798e5fad60), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _417318)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _438900)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'O')
   Call: (211) [system] 'O'=(;)
   Fail: (211) [system] 'O'=(;)
^  Call: (211) [user] is_like_space('O')
   Call: (212) [system] char_type('O', 'white')
   Fail: (212) [system] char_type('O', 'white')
   Call: (212) [system] char_type('O', end_of_line)
   Fail: (212) [system] char_type('O', end_of_line)
   Call: (212) [system] char_type('O', space)
   Fail: (212) [system] char_type('O', space)
   Call: (212) [system] char_type('O', cntrl)
   Fail: (212) [system] char_type('O', cntrl)
^  Fail: (211) [user] is_like_space('O')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _453054)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'O')
   Call: (210) [system] 'O'=')'
   Fail: (210) [system] 'O'=')'
   Call: (210) [system] 'O'=end_of_file
   Fail: (210) [system] 'O'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _458624)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _460482)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'O')
   Call: (212) [system] 'O'=(;)
   Fail: (212) [system] 'O'=(;)
^  Call: (212) [user] is_like_space('O')
   Call: (213) [system] char_type('O', 'white')
   Fail: (213) [system] char_type('O', 'white')
   Call: (213) [system] char_type('O', end_of_line)
   Fail: (213) [system] char_type('O', end_of_line)
   Call: (213) [system] char_type('O', space)
   Fail: (213) [system] char_type('O', space)
   Call: (213) [system] char_type('O', cntrl)
   Fail: (213) [system] char_type('O', cntrl)
^  Fail: (212) [user] is_like_space('O')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _474636)
   Exit: (211) [system] get_char((0x55798e5fad60), 'O')
   Call: (211) [system] 'O'='('
   Fail: (211) [system] 'O'='('
   Call: (211) [system] 'O'='['
   Fail: (211) [system] 'O'='['
   Call: (211) [system] 'O'='{'
   Fail: (211) [system] 'O'='{'
   Call: (211) [system] 'O'='"'
   Fail: (211) [system] 'O'='"'
   Call: (211) [system] 'O'=!
   Fail: (211) [system] 'O'=!
   Call: (211) [system] 'O'='\''
   Fail: (211) [system] 'O'='\''
   Call: (211) [system] 'O'='`'
   Fail: (211) [system] 'O'='`'
   Call: (211) [system] 'O'=end_of_file
   Fail: (211) [system] 'O'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), 'O', _458624)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _492278)
   Call: (213) [system] peek_char((0x55798e5fad60), _493212)
   Exit: (213) [system] peek_char((0x55798e5fad60), r)
^  Call: (213) [user] is_delimiter(r)
   Call: (214) [system] char_type(r, space)
   Fail: (214) [system] char_type(r, space)
   Call: (214) [system] arg(_497932, v('(', ')', end_of_file), r)
   Fail: (214) [system] arg(_498864, v('(', ')', end_of_file), r)
^  Fail: (213) [user] is_delimiter(r)
   Call: (213) [system] ')'==r
   Fail: (213) [system] ')'==r
   Call: (213) [system] get_char((0x55798e5fad60), r)
   Exit: (213) [system] get_char((0x55798e5fad60), r)
   Call: (213) [system] r=(\)
   Fail: (213) [system] r=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _506214)
   Call: (214) [system] peek_char((0x55798e5fad60), _507148)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (214) [user] is_delimiter('L')
   Call: (215) [system] char_type('L', space)
   Fail: (215) [system] char_type('L', space)
   Call: (215) [system] arg(_511868, v('(', ')', end_of_file), 'L')
   Fail: (215) [system] arg(_512800, v('(', ')', end_of_file), 'L')
^  Fail: (214) [user] is_delimiter('L')
   Call: (214) [system] ')'=='L'
   Fail: (214) [system] ')'=='L'
   Call: (214) [system] get_char((0x55798e5fad60), 'L')
   Exit: (214) [system] get_char((0x55798e5fad60), 'L')
   Call: (214) [system] 'L'=(\)
   Fail: (214) [system] 'L'=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _520150)
   Call: (215) [system] peek_char((0x55798e5fad60), _521084)
   Exit: (215) [system] peek_char((0x55798e5fad60), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_525804, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_526736, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55798e5fad60), i)
   Exit: (215) [system] get_char((0x55798e5fad60), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _534086)
   Call: (216) [system] peek_char((0x55798e5fad60), _535020)
   Exit: (216) [system] peek_char((0x55798e5fad60), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_539740, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_540672, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55798e5fad60), n)
   Exit: (216) [system] get_char((0x55798e5fad60), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _548022)
   Call: (217) [system] peek_char((0x55798e5fad60), _548956)
   Exit: (217) [system] peek_char((0x55798e5fad60), k)
^  Call: (217) [user] is_delimiter(k)
   Call: (218) [system] char_type(k, space)
   Fail: (218) [system] char_type(k, space)
   Call: (218) [system] arg(_553676, v('(', ')', end_of_file), k)
   Fail: (218) [system] arg(_554608, v('(', ')', end_of_file), k)
^  Fail: (217) [user] is_delimiter(k)
   Call: (217) [system] ')'==k
   Fail: (217) [system] ')'==k
   Call: (217) [system] get_char((0x55798e5fad60), k)
   Exit: (217) [system] get_char((0x55798e5fad60), k)
   Call: (217) [system] k=(\)
   Fail: (217) [system] k=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _561958)
   Call: (218) [system] peek_char((0x55798e5fad60), _562892)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _561958=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (217) [system] _548022=[k]
   Exit: (217) [system] [k]=[k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (216) [system] _534086=[n, k]
   Exit: (216) [system] [n, k]=[n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (215) [system] _520150=[i, n, k]
   Exit: (215) [system] [i, n, k]=[i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (214) [system] _506214=['L', i, n, k]
   Exit: (214) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (213) [system] _492278=[r, 'L', i, n, k]
   Exit: (213) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (212) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _458624)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_586172, _586174), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _458624), _586148, fail)), '$restore_trace'(_586172, _586174))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_586172, _586174))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _458624), _586148, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_458624)
   Fail: (213) [system] atomic(_458624)
   Call: (213) [system] atom_chars(_458624, ['O', r, 'L', i, n, k])
   Exit: (213) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (212) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _595548)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _597406)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _605144)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _607848)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'C')
   Call: (213) [system] 'C'=(;)
   Fail: (213) [system] 'C'=(;)
^  Call: (213) [user] is_like_space('C')
   Call: (214) [system] char_type('C', 'white')
   Fail: (214) [system] char_type('C', 'white')
   Call: (214) [system] char_type('C', end_of_line)
   Fail: (214) [system] char_type('C', end_of_line)
   Call: (214) [system] char_type('C', space)
   Fail: (214) [system] char_type('C', space)
   Call: (214) [system] char_type('C', cntrl)
   Fail: (214) [system] char_type('C', cntrl)
^  Fail: (213) [user] is_like_space('C')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _622926)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'C')
   Call: (211) [system] 'C'=')'
   Fail: (211) [system] 'C'=')'
   Call: (211) [system] 'C'=end_of_file
   Fail: (211) [system] 'C'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _628496)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _630354)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'C')
   Call: (213) [system] 'C'=(;)
   Fail: (213) [system] 'C'=(;)
^  Call: (213) [user] is_like_space('C')
   Call: (214) [system] char_type('C', 'white')
   Fail: (214) [system] char_type('C', 'white')
   Call: (214) [system] char_type('C', end_of_line)
   Fail: (214) [system] char_type('C', end_of_line)
   Call: (214) [system] char_type('C', space)
   Fail: (214) [system] char_type('C', space)
   Call: (214) [system] char_type('C', cntrl)
   Fail: (214) [system] char_type('C', cntrl)
^  Fail: (213) [user] is_like_space('C')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _644508)
   Exit: (212) [system] get_char((0x55798e5fad60), 'C')
   Call: (212) [system] 'C'='('
   Fail: (212) [system] 'C'='('
   Call: (212) [system] 'C'='['
   Fail: (212) [system] 'C'='['
   Call: (212) [system] 'C'='{'
   Fail: (212) [system] 'C'='{'
   Call: (212) [system] 'C'='"'
   Fail: (212) [system] 'C'='"'
   Call: (212) [system] 'C'=!
   Fail: (212) [system] 'C'=!
   Call: (212) [system] 'C'='\''
   Fail: (212) [system] 'C'='\''
   Call: (212) [system] 'C'='`'
   Fail: (212) [system] 'C'='`'
   Call: (212) [system] 'C'=end_of_file
   Fail: (212) [system] 'C'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), 'C', _628496)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _662150)
   Call: (214) [system] peek_char((0x55798e5fad60), _663084)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _662150=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (213) [user] classify_and_convert_charseq('C', [], _628496)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_672394, _672396), once(user:catch(read_from_chars(['C'], _628496), _672370, fail)), '$restore_trace'(_672394, _672396))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_672394, _672396))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _628496), _672370, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_628496)
   Fail: (214) [system] atomic(_628496)
   Call: (214) [system] atom_chars(_628496, ['C'])
   Exit: (214) [system] atom_chars('C', ['C'])
^  Exit: (213) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _681770)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _683628)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _691366)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _694070)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'D')
   Call: (214) [system] 'D'=(;)
   Fail: (214) [system] 'D'=(;)
^  Call: (214) [user] is_like_space('D')
   Call: (215) [system] char_type('D', 'white')
   Fail: (215) [system] char_type('D', 'white')
   Call: (215) [system] char_type('D', end_of_line)
   Fail: (215) [system] char_type('D', end_of_line)
   Call: (215) [system] char_type('D', space)
   Fail: (215) [system] char_type('D', space)
   Call: (215) [system] char_type('D', cntrl)
   Fail: (215) [system] char_type('D', cntrl)
^  Fail: (214) [user] is_like_space('D')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _709148)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'D')
   Call: (212) [system] 'D'=')'
   Fail: (212) [system] 'D'=')'
   Call: (212) [system] 'D'=end_of_file
   Fail: (212) [system] 'D'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _714718)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _716576)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'D')
   Call: (214) [system] 'D'=(;)
   Fail: (214) [system] 'D'=(;)
^  Call: (214) [user] is_like_space('D')
   Call: (215) [system] char_type('D', 'white')
   Fail: (215) [system] char_type('D', 'white')
   Call: (215) [system] char_type('D', end_of_line)
   Fail: (215) [system] char_type('D', end_of_line)
   Call: (215) [system] char_type('D', space)
   Fail: (215) [system] char_type('D', space)
   Call: (215) [system] char_type('D', cntrl)
   Fail: (215) [system] char_type('D', cntrl)
^  Fail: (214) [user] is_like_space('D')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _730730)
   Exit: (213) [system] get_char((0x55798e5fad60), 'D')
   Call: (213) [system] 'D'='('
   Fail: (213) [system] 'D'='('
   Call: (213) [system] 'D'='['
   Fail: (213) [system] 'D'='['
   Call: (213) [system] 'D'='{'
   Fail: (213) [system] 'D'='{'
   Call: (213) [system] 'D'='"'
   Fail: (213) [system] 'D'='"'
   Call: (213) [system] 'D'=!
   Fail: (213) [system] 'D'=!
   Call: (213) [system] 'D'='\''
   Fail: (213) [system] 'D'='\''
   Call: (213) [system] 'D'='`'
   Fail: (213) [system] 'D'='`'
   Call: (213) [system] 'D'=end_of_file
   Fail: (213) [system] 'D'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'D', _714718)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _748372)
   Call: (215) [system] peek_char((0x55798e5fad60), _749306)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_754026, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _748372=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (214) [user] classify_and_convert_charseq('D', [], _714718)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_760488, _760490), once(user:catch(read_from_chars(['D'], _714718), _760464, fail)), '$restore_trace'(_760488, _760490))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_760488, _760490))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _714718), _760464, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_714718)
   Fail: (215) [system] atomic(_714718)
   Call: (215) [system] atom_chars(_714718, ['D'])
   Exit: (215) [system] atom_chars('D', ['D'])
^  Exit: (214) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _769864)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _771722)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _785876)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55798e5fad60), _789666)
   Exit: (213) [system] get_char((0x55798e5fad60), ')')
   Call: (213) [system] _769864=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [])
   Call: (212) [system] _681770=['D']
   Exit: (212) [system] ['D']=['D']
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (211) [system] _595548=['C', 'D']
   Exit: (211) [system] ['C', 'D']=['C', 'D']
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (210) [system] _417318=['OrLink', 'C', 'D']
   Exit: (210) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _803548)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _805406)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _813144)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _815848)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'E')
   Call: (211) [system] 'E'=(;)
   Fail: (211) [system] 'E'=(;)
^  Call: (211) [user] is_like_space('E')
   Call: (212) [system] char_type('E', 'white')
   Fail: (212) [system] char_type('E', 'white')
   Call: (212) [system] char_type('E', end_of_line)
   Fail: (212) [system] char_type('E', end_of_line)
   Call: (212) [system] char_type('E', space)
   Fail: (212) [system] char_type('E', space)
   Call: (212) [system] char_type('E', cntrl)
   Fail: (212) [system] char_type('E', cntrl)
^  Fail: (211) [user] is_like_space('E')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _830926)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'E')
   Call: (209) [system] 'E'=')'
   Fail: (209) [system] 'E'=')'
   Call: (209) [system] 'E'=end_of_file
   Fail: (209) [system] 'E'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _836496)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _838354)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'E')
   Call: (211) [system] 'E'=(;)
   Fail: (211) [system] 'E'=(;)
^  Call: (211) [user] is_like_space('E')
   Call: (212) [system] char_type('E', 'white')
   Fail: (212) [system] char_type('E', 'white')
   Call: (212) [system] char_type('E', end_of_line)
   Fail: (212) [system] char_type('E', end_of_line)
   Call: (212) [system] char_type('E', space)
   Fail: (212) [system] char_type('E', space)
   Call: (212) [system] char_type('E', cntrl)
   Fail: (212) [system] char_type('E', cntrl)
^  Fail: (211) [user] is_like_space('E')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _852508)
   Exit: (210) [system] get_char((0x55798e5fad60), 'E')
   Call: (210) [system] 'E'='('
   Fail: (210) [system] 'E'='('
   Call: (210) [system] 'E'='['
   Fail: (210) [system] 'E'='['
   Call: (210) [system] 'E'='{'
   Fail: (210) [system] 'E'='{'
   Call: (210) [system] 'E'='"'
   Fail: (210) [system] 'E'='"'
   Call: (210) [system] 'E'=!
   Fail: (210) [system] 'E'=!
   Call: (210) [system] 'E'='\''
   Fail: (210) [system] 'E'='\''
   Call: (210) [system] 'E'='`'
   Fail: (210) [system] 'E'='`'
   Call: (210) [system] 'E'=end_of_file
   Fail: (210) [system] 'E'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), 'E', _836496)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _870150)
   Call: (212) [system] peek_char((0x55798e5fad60), _871084)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_875804, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _870150=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (211) [user] classify_and_convert_charseq('E', [], _836496)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_882266, _882268), once(user:catch(read_from_chars(['E'], _836496), _882242, fail)), '$restore_trace'(_882266, _882268))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_882266, _882268))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _836496), _882242, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_836496)
   Fail: (212) [system] atomic(_836496)
   Call: (212) [system] atom_chars(_836496, ['E'])
   Exit: (212) [system] atom_chars('E', ['E'])
^  Exit: (211) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _891642)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _893500)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _907654)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55798e5fad60), _911444)
   Exit: (210) [system] get_char((0x55798e5fad60), ')')
   Call: (210) [system] _891642=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [])
   Call: (209) [system] _803548=['E']
   Exit: (209) [system] ['E']=['E']
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (208) [system] _384370=[['OrLink', 'C', 'D'], 'E']
   Exit: (208) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (207) [system] _122490=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (207) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _925326)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _927184)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _934922)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _937626)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _952704)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _958274)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _960132)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _974286)
   Exit: (207) [system] get_char((0x55798e5fad60), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _958274)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _979856)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'I')
   Call: (209) [system] 'I'=(;)
   Fail: (209) [system] 'I'=(;)
^  Call: (209) [user] is_like_space('I')
   Call: (210) [system] char_type('I', 'white')
   Fail: (210) [system] char_type('I', 'white')
   Call: (210) [system] char_type('I', end_of_line)
   Fail: (210) [system] char_type('I', end_of_line)
   Call: (210) [system] char_type('I', space)
   Fail: (210) [system] char_type('I', space)
   Call: (210) [system] char_type('I', cntrl)
   Fail: (210) [system] char_type('I', cntrl)
^  Fail: (209) [user] is_like_space('I')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _994010)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'I')
   Call: (208) [system] 'I'=')'
   Fail: (208) [system] 'I'=')'
   Call: (208) [system] 'I'=end_of_file
   Fail: (208) [system] 'I'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _999580)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1001438)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'I')
   Call: (210) [system] 'I'=(;)
   Fail: (210) [system] 'I'=(;)
^  Call: (210) [user] is_like_space('I')
   Call: (211) [system] char_type('I', 'white')
   Fail: (211) [system] char_type('I', 'white')
   Call: (211) [system] char_type('I', end_of_line)
   Fail: (211) [system] char_type('I', end_of_line)
   Call: (211) [system] char_type('I', space)
   Fail: (211) [system] char_type('I', space)
   Call: (211) [system] char_type('I', cntrl)
   Fail: (211) [system] char_type('I', cntrl)
^  Fail: (210) [user] is_like_space('I')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _1015592)
   Exit: (209) [system] get_char((0x55798e5fad60), 'I')
   Call: (209) [system] 'I'='('
   Fail: (209) [system] 'I'='('
   Call: (209) [system] 'I'='['
   Fail: (209) [system] 'I'='['
   Call: (209) [system] 'I'='{'
   Fail: (209) [system] 'I'='{'
   Call: (209) [system] 'I'='"'
   Fail: (209) [system] 'I'='"'
   Call: (209) [system] 'I'=!
   Fail: (209) [system] 'I'=!
   Call: (209) [system] 'I'='\''
   Fail: (209) [system] 'I'='\''
   Call: (209) [system] 'I'='`'
   Fail: (209) [system] 'I'='`'
   Call: (209) [system] 'I'=end_of_file
   Fail: (209) [system] 'I'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), 'I', _999580)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1033234)
   Call: (211) [system] peek_char((0x55798e5fad60), _1034168)
   Exit: (211) [system] peek_char((0x55798e5fad60), m)
^  Call: (211) [user] is_delimiter(m)
   Call: (212) [system] char_type(m, space)
   Fail: (212) [system] char_type(m, space)
   Call: (212) [system] arg(_1038888, v('(', ')', end_of_file), m)
   Fail: (212) [system] arg(_1039820, v('(', ')', end_of_file), m)
^  Fail: (211) [user] is_delimiter(m)
   Call: (211) [system] ')'==m
   Fail: (211) [system] ')'==m
   Call: (211) [system] get_char((0x55798e5fad60), m)
   Exit: (211) [system] get_char((0x55798e5fad60), m)
   Call: (211) [system] m=(\)
   Fail: (211) [system] m=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1047170)
   Call: (212) [system] peek_char((0x55798e5fad60), _1048104)
   Exit: (212) [system] peek_char((0x55798e5fad60), p)
^  Call: (212) [user] is_delimiter(p)
   Call: (213) [system] char_type(p, space)
   Fail: (213) [system] char_type(p, space)
   Call: (213) [system] arg(_1052824, v('(', ')', end_of_file), p)
   Fail: (213) [system] arg(_1053756, v('(', ')', end_of_file), p)
^  Fail: (212) [user] is_delimiter(p)
   Call: (212) [system] ')'==p
   Fail: (212) [system] ')'==p
   Call: (212) [system] get_char((0x55798e5fad60), p)
   Exit: (212) [system] get_char((0x55798e5fad60), p)
   Call: (212) [system] p=(\)
   Fail: (212) [system] p=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1061106)
   Call: (213) [system] peek_char((0x55798e5fad60), _1062040)
   Exit: (213) [system] peek_char((0x55798e5fad60), l)
^  Call: (213) [user] is_delimiter(l)
   Call: (214) [system] char_type(l, space)
   Fail: (214) [system] char_type(l, space)
   Call: (214) [system] arg(_1066760, v('(', ')', end_of_file), l)
   Fail: (214) [system] arg(_1067692, v('(', ')', end_of_file), l)
^  Fail: (213) [user] is_delimiter(l)
   Call: (213) [system] ')'==l
   Fail: (213) [system] ')'==l
   Call: (213) [system] get_char((0x55798e5fad60), l)
   Exit: (213) [system] get_char((0x55798e5fad60), l)
   Call: (213) [system] l=(\)
   Fail: (213) [system] l=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1075042)
   Call: (214) [system] peek_char((0x55798e5fad60), _1075976)
   Exit: (214) [system] peek_char((0x55798e5fad60), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_1080696, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_1081628, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55798e5fad60), i)
   Exit: (214) [system] get_char((0x55798e5fad60), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1088978)
   Call: (215) [system] peek_char((0x55798e5fad60), _1089912)
   Exit: (215) [system] peek_char((0x55798e5fad60), c)
^  Call: (215) [user] is_delimiter(c)
   Call: (216) [system] char_type(c, space)
   Fail: (216) [system] char_type(c, space)
   Call: (216) [system] arg(_1094632, v('(', ')', end_of_file), c)
   Fail: (216) [system] arg(_1095564, v('(', ')', end_of_file), c)
^  Fail: (215) [user] is_delimiter(c)
   Call: (215) [system] ')'==c
   Fail: (215) [system] ')'==c
   Call: (215) [system] get_char((0x55798e5fad60), c)
   Exit: (215) [system] get_char((0x55798e5fad60), c)
   Call: (215) [system] c=(\)
   Fail: (215) [system] c=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1102914)
   Call: (216) [system] peek_char((0x55798e5fad60), _1103848)
   Exit: (216) [system] peek_char((0x55798e5fad60), a)
^  Call: (216) [user] is_delimiter(a)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] arg(_1108568, v('(', ')', end_of_file), a)
   Fail: (217) [system] arg(_1109500, v('(', ')', end_of_file), a)
^  Fail: (216) [user] is_delimiter(a)
   Call: (216) [system] ')'==a
   Fail: (216) [system] ')'==a
   Call: (216) [system] get_char((0x55798e5fad60), a)
   Exit: (216) [system] get_char((0x55798e5fad60), a)
   Call: (216) [system] a=(\)
   Fail: (216) [system] a=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1116850)
   Call: (217) [system] peek_char((0x55798e5fad60), _1117784)
   Exit: (217) [system] peek_char((0x55798e5fad60), t)
^  Call: (217) [user] is_delimiter(t)
   Call: (218) [system] char_type(t, space)
   Fail: (218) [system] char_type(t, space)
   Call: (218) [system] arg(_1122504, v('(', ')', end_of_file), t)
   Fail: (218) [system] arg(_1123436, v('(', ')', end_of_file), t)
^  Fail: (217) [user] is_delimiter(t)
   Call: (217) [system] ')'==t
   Fail: (217) [system] ')'==t
   Call: (217) [system] get_char((0x55798e5fad60), t)
   Exit: (217) [system] get_char((0x55798e5fad60), t)
   Call: (217) [system] t=(\)
   Fail: (217) [system] t=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1130786)
   Call: (218) [system] peek_char((0x55798e5fad60), _1131720)
   Exit: (218) [system] peek_char((0x55798e5fad60), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_1136440, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_1137372, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55798e5fad60), i)
   Exit: (218) [system] get_char((0x55798e5fad60), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1144722)
   Call: (219) [system] peek_char((0x55798e5fad60), _1145656)
   Exit: (219) [system] peek_char((0x55798e5fad60), o)
^  Call: (219) [user] is_delimiter(o)
   Call: (220) [system] char_type(o, space)
   Fail: (220) [system] char_type(o, space)
   Call: (220) [system] arg(_1150376, v('(', ')', end_of_file), o)
   Fail: (220) [system] arg(_1151308, v('(', ')', end_of_file), o)
^  Fail: (219) [user] is_delimiter(o)
   Call: (219) [system] ')'==o
   Fail: (219) [system] ')'==o
   Call: (219) [system] get_char((0x55798e5fad60), o)
   Exit: (219) [system] get_char((0x55798e5fad60), o)
   Call: (219) [system] o=(\)
   Fail: (219) [system] o=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1158658)
   Call: (220) [system] peek_char((0x55798e5fad60), _1159592)
   Exit: (220) [system] peek_char((0x55798e5fad60), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_1164312, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_1165244, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55798e5fad60), n)
   Exit: (220) [system] get_char((0x55798e5fad60), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1172594)
   Call: (221) [system] peek_char((0x55798e5fad60), _1173528)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _1172594=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (220) [system] _1158658=[n]
   Exit: (220) [system] [n]=[n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (219) [system] _1144722=[o, n]
   Exit: (219) [system] [o, n]=[o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (218) [system] _1130786=[i, o, n]
   Exit: (218) [system] [i, o, n]=[i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (217) [system] _1116850=[t, i, o, n]
   Exit: (217) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (216) [system] _1102914=[a, t, i, o, n]
   Exit: (216) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (215) [system] _1088978=[c, a, t, i, o, n]
   Exit: (215) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (214) [system] _1075042=[i, c, a, t, i, o, n]
   Exit: (214) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (213) [system] _1061106=[l, i, c, a, t, i, o, n]
   Exit: (213) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (212) [system] _1047170=[p, l, i, c, a, t, i, o, n]
   Exit: (212) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (211) [system] _1033234=[m, p, l, i, c, a, t, i, o, n]
   Exit: (211) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (210) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _999580)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1210778, _1210780), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _999580), _1210754, fail)), '$restore_trace'(_1210778, _1210780))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1210778, _1210780))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _999580), _1210754, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_999580)
   Fail: (211) [system] atomic(_999580)
   Call: (211) [system] atom_chars(_999580, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (211) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (210) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1220154)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1222012)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _1229750)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1232454)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1247532)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1253102)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1254960)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1269114)
   Exit: (210) [system] get_char((0x55798e5fad60), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1253102)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1274684)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1288838)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'A')
   Call: (211) [system] 'A'=')'
   Fail: (211) [system] 'A'=')'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _1294408)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1296266)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _1310420)
   Exit: (212) [system] get_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'='('
   Fail: (212) [system] 'A'='('
   Call: (212) [system] 'A'='['
   Fail: (212) [system] 'A'='['
   Call: (212) [system] 'A'='{'
   Fail: (212) [system] 'A'='{'
   Call: (212) [system] 'A'='"'
   Fail: (212) [system] 'A'='"'
   Call: (212) [system] 'A'=!
   Fail: (212) [system] 'A'=!
   Call: (212) [system] 'A'='\''
   Fail: (212) [system] 'A'='\''
   Call: (212) [system] 'A'='`'
   Fail: (212) [system] 'A'='`'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1294408)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1328062)
   Call: (214) [system] peek_char((0x55798e5fad60), _1328996)
   Exit: (214) [system] peek_char((0x55798e5fad60), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1333716, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1334648, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55798e5fad60), n)
   Exit: (214) [system] get_char((0x55798e5fad60), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1341998)
   Call: (215) [system] peek_char((0x55798e5fad60), _1342932)
   Exit: (215) [system] peek_char((0x55798e5fad60), d)
^  Call: (215) [user] is_delimiter(d)
   Call: (216) [system] char_type(d, space)
   Fail: (216) [system] char_type(d, space)
   Call: (216) [system] arg(_1347652, v('(', ')', end_of_file), d)
   Fail: (216) [system] arg(_1348584, v('(', ')', end_of_file), d)
^  Fail: (215) [user] is_delimiter(d)
   Call: (215) [system] ')'==d
   Fail: (215) [system] ')'==d
   Call: (215) [system] get_char((0x55798e5fad60), d)
   Exit: (215) [system] get_char((0x55798e5fad60), d)
   Call: (215) [system] d=(\)
   Fail: (215) [system] d=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1355934)
   Call: (216) [system] peek_char((0x55798e5fad60), _1356868)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (216) [user] is_delimiter('L')
   Call: (217) [system] char_type('L', space)
   Fail: (217) [system] char_type('L', space)
   Call: (217) [system] arg(_1361588, v('(', ')', end_of_file), 'L')
   Fail: (217) [system] arg(_1362520, v('(', ')', end_of_file), 'L')
^  Fail: (216) [user] is_delimiter('L')
   Call: (216) [system] ')'=='L'
   Fail: (216) [system] ')'=='L'
   Call: (216) [system] get_char((0x55798e5fad60), 'L')
   Exit: (216) [system] get_char((0x55798e5fad60), 'L')
   Call: (216) [system] 'L'=(\)
   Fail: (216) [system] 'L'=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1369870)
   Call: (217) [system] peek_char((0x55798e5fad60), _1370804)
   Exit: (217) [system] peek_char((0x55798e5fad60), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_1375524, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_1376456, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55798e5fad60), i)
   Exit: (217) [system] get_char((0x55798e5fad60), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1383806)
   Call: (218) [system] peek_char((0x55798e5fad60), _1384740)
   Exit: (218) [system] peek_char((0x55798e5fad60), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_1389460, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_1390392, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55798e5fad60), n)
   Exit: (218) [system] get_char((0x55798e5fad60), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1397742)
   Call: (219) [system] peek_char((0x55798e5fad60), _1398676)
   Exit: (219) [system] peek_char((0x55798e5fad60), k)
^  Call: (219) [user] is_delimiter(k)
   Call: (220) [system] char_type(k, space)
   Fail: (220) [system] char_type(k, space)
   Call: (220) [system] arg(_1403396, v('(', ')', end_of_file), k)
   Fail: (220) [system] arg(_1404328, v('(', ')', end_of_file), k)
^  Fail: (219) [user] is_delimiter(k)
   Call: (219) [system] ')'==k
   Fail: (219) [system] ')'==k
   Call: (219) [system] get_char((0x55798e5fad60), k)
   Exit: (219) [system] get_char((0x55798e5fad60), k)
   Call: (219) [system] k=(\)
   Fail: (219) [system] k=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1411678)
   Call: (220) [system] peek_char((0x55798e5fad60), _1412612)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _1411678=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (219) [system] _1397742=[k]
   Exit: (219) [system] [k]=[k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (218) [system] _1383806=[n, k]
   Exit: (218) [system] [n, k]=[n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (217) [system] _1369870=[i, n, k]
   Exit: (217) [system] [i, n, k]=[i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (216) [system] _1355934=['L', i, n, k]
   Exit: (216) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (215) [system] _1341998=[d, 'L', i, n, k]
   Exit: (215) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (214) [system] _1328062=[n, d, 'L', i, n, k]
   Exit: (214) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (213) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1294408)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1438686, _1438688), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1294408), _1438662, fail)), '$restore_trace'(_1438686, _1438688))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1438686, _1438688))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1294408), _1438662, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_1294408)
   Fail: (214) [system] atomic(_1294408)
   Call: (214) [system] atom_chars(_1294408, ['A', n, d, 'L', i, n, k])
   Exit: (214) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (213) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1448062)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1449920)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _1457658)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1460362)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1475440)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'=')'
   Fail: (212) [system] 'A'=')'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1481010)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1482868)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1497022)
   Exit: (213) [system] get_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'='('
   Fail: (213) [system] 'A'='('
   Call: (213) [system] 'A'='['
   Fail: (213) [system] 'A'='['
   Call: (213) [system] 'A'='{'
   Fail: (213) [system] 'A'='{'
   Call: (213) [system] 'A'='"'
   Fail: (213) [system] 'A'='"'
   Call: (213) [system] 'A'=!
   Fail: (213) [system] 'A'=!
   Call: (213) [system] 'A'='\''
   Fail: (213) [system] 'A'='\''
   Call: (213) [system] 'A'='`'
   Fail: (213) [system] 'A'='`'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1481010)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1514664)
   Call: (215) [system] peek_char((0x55798e5fad60), _1515598)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _1514664=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (214) [user] classify_and_convert_charseq('A', [], _1481010)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1524908, _1524910), once(user:catch(read_from_chars(['A'], _1481010), _1524884, fail)), '$restore_trace'(_1524908, _1524910))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1524908, _1524910))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1481010), _1524884, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1481010)
   Fail: (215) [system] atomic(_1481010)
   Call: (215) [system] atom_chars(_1481010, ['A'])
   Exit: (215) [system] atom_chars('A', ['A'])
^  Exit: (214) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1534284)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1536142)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _1543880)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1546584)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'B')
   Call: (215) [system] 'B'=(;)
   Fail: (215) [system] 'B'=(;)
^  Call: (215) [user] is_like_space('B')
   Call: (216) [system] char_type('B', 'white')
   Fail: (216) [system] char_type('B', 'white')
   Call: (216) [system] char_type('B', end_of_line)
   Fail: (216) [system] char_type('B', end_of_line)
   Call: (216) [system] char_type('B', space)
   Fail: (216) [system] char_type('B', space)
   Call: (216) [system] char_type('B', cntrl)
   Fail: (216) [system] char_type('B', cntrl)
^  Fail: (215) [user] is_like_space('B')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1561662)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'B')
   Call: (213) [system] 'B'=')'
   Fail: (213) [system] 'B'=')'
   Call: (213) [system] 'B'=end_of_file
   Fail: (213) [system] 'B'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1567232)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1569090)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'B')
   Call: (215) [system] 'B'=(;)
   Fail: (215) [system] 'B'=(;)
^  Call: (215) [user] is_like_space('B')
   Call: (216) [system] char_type('B', 'white')
   Fail: (216) [system] char_type('B', 'white')
   Call: (216) [system] char_type('B', end_of_line)
   Fail: (216) [system] char_type('B', end_of_line)
   Call: (216) [system] char_type('B', space)
   Fail: (216) [system] char_type('B', space)
   Call: (216) [system] char_type('B', cntrl)
   Fail: (216) [system] char_type('B', cntrl)
^  Fail: (215) [user] is_like_space('B')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1583244)
   Exit: (214) [system] get_char((0x55798e5fad60), 'B')
   Call: (214) [system] 'B'='('
   Fail: (214) [system] 'B'='('
   Call: (214) [system] 'B'='['
   Fail: (214) [system] 'B'='['
   Call: (214) [system] 'B'='{'
   Fail: (214) [system] 'B'='{'
   Call: (214) [system] 'B'='"'
   Fail: (214) [system] 'B'='"'
   Call: (214) [system] 'B'=!
   Fail: (214) [system] 'B'=!
   Call: (214) [system] 'B'='\''
   Fail: (214) [system] 'B'='\''
   Call: (214) [system] 'B'='`'
   Fail: (214) [system] 'B'='`'
   Call: (214) [system] 'B'=end_of_file
   Fail: (214) [system] 'B'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1567232)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1600886)
   Call: (216) [system] peek_char((0x55798e5fad60), _1601820)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_1606540, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _1600886=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (215) [user] classify_and_convert_charseq('B', [], _1567232)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1613002, _1613004), once(user:catch(read_from_chars(['B'], _1567232), _1612978, fail)), '$restore_trace'(_1613002, _1613004))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1613002, _1613004))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1567232), _1612978, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1567232)
   Fail: (216) [system] atomic(_1567232)
   Call: (216) [system] atom_chars(_1567232, ['B'])
   Exit: (216) [system] atom_chars('B', ['B'])
^  Exit: (215) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1622378)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1624236)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1638390)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55798e5fad60), _1642180)
   Exit: (214) [system] get_char((0x55798e5fad60), ')')
   Call: (214) [system] _1622378=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [])
   Call: (213) [system] _1534284=['B']
   Exit: (213) [system] ['B']=['B']
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (212) [system] _1448062=['A', 'B']
   Exit: (212) [system] ['A', 'B']=['A', 'B']
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (211) [system] _1253102=['AndLink', 'A', 'B']
   Exit: (211) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1656062)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1657920)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _1665658)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1668362)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'C')
   Call: (212) [system] 'C'=(;)
   Fail: (212) [system] 'C'=(;)
^  Call: (212) [user] is_like_space('C')
   Call: (213) [system] char_type('C', 'white')
   Fail: (213) [system] char_type('C', 'white')
   Call: (213) [system] char_type('C', end_of_line)
   Fail: (213) [system] char_type('C', end_of_line)
   Call: (213) [system] char_type('C', space)
   Fail: (213) [system] char_type('C', space)
   Call: (213) [system] char_type('C', cntrl)
   Fail: (213) [system] char_type('C', cntrl)
^  Fail: (212) [user] is_like_space('C')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1683440)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'C')
   Call: (210) [system] 'C'=')'
   Fail: (210) [system] 'C'=')'
   Call: (210) [system] 'C'=end_of_file
   Fail: (210) [system] 'C'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1689010)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1690868)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'C')
   Call: (212) [system] 'C'=(;)
   Fail: (212) [system] 'C'=(;)
^  Call: (212) [user] is_like_space('C')
   Call: (213) [system] char_type('C', 'white')
   Fail: (213) [system] char_type('C', 'white')
   Call: (213) [system] char_type('C', end_of_line)
   Fail: (213) [system] char_type('C', end_of_line)
   Call: (213) [system] char_type('C', space)
   Fail: (213) [system] char_type('C', space)
   Call: (213) [system] char_type('C', cntrl)
   Fail: (213) [system] char_type('C', cntrl)
^  Fail: (212) [user] is_like_space('C')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1705022)
   Exit: (211) [system] get_char((0x55798e5fad60), 'C')
   Call: (211) [system] 'C'='('
   Fail: (211) [system] 'C'='('
   Call: (211) [system] 'C'='['
   Fail: (211) [system] 'C'='['
   Call: (211) [system] 'C'='{'
   Fail: (211) [system] 'C'='{'
   Call: (211) [system] 'C'='"'
   Fail: (211) [system] 'C'='"'
   Call: (211) [system] 'C'=!
   Fail: (211) [system] 'C'=!
   Call: (211) [system] 'C'='\''
   Fail: (211) [system] 'C'='\''
   Call: (211) [system] 'C'='`'
   Fail: (211) [system] 'C'='`'
   Call: (211) [system] 'C'=end_of_file
   Fail: (211) [system] 'C'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1689010)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1722664)
   Call: (213) [system] peek_char((0x55798e5fad60), _1723598)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_1728318, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _1722664=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (212) [user] classify_and_convert_charseq('C', [], _1689010)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1734780, _1734782), once(user:catch(read_from_chars(['C'], _1689010), _1734756, fail)), '$restore_trace'(_1734780, _1734782))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1734780, _1734782))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1689010), _1734756, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_1689010)
   Fail: (213) [system] atomic(_1689010)
   Call: (213) [system] atom_chars(_1689010, ['C'])
   Exit: (213) [system] atom_chars('C', ['C'])
^  Exit: (212) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1744156)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1746014)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1760168)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55798e5fad60), _1763958)
   Exit: (211) [system] get_char((0x55798e5fad60), ')')
   Call: (211) [system] _1744156=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [])
   Call: (210) [system] _1656062=['C']
   Exit: (210) [system] ['C']=['C']
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (209) [system] _1220154=[['AndLink', 'A', 'B'], 'C']
   Exit: (209) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (208) [system] _958274=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (208) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1777840)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1779698)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
   Call: (208) [system] ')'=(;)
   Fail: (208) [system] ')'=(;)
^  Call: (208) [user] is_like_space(')')
   Call: (209) [system] char_type(')', 'white')
   Fail: (209) [system] char_type(')', 'white')
   Call: (209) [system] char_type(')', end_of_line)
   Fail: (209) [system] char_type(')', end_of_line)
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] char_type(')', cntrl)
   Fail: (209) [system] char_type(')', cntrl)
^  Fail: (208) [user] is_like_space(')')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1793852)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
   Call: (207) [system] ')'=')'
   Exit: (207) [system] ')'=')'
   Call: (207) [system] get_char((0x55798e5fad60), _1797642)
   Exit: (207) [system] get_char((0x55798e5fad60), ')')
   Call: (207) [system] _1777840=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [])
   Call: (206) [system] _925326=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (206) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (205) [system] _89542=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (205) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (204) [system] _4114=['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (204) [system] ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _1811524)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1813382)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1827536)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55798e5fad60), _1831326)
   Exit: (203) [system] get_char((0x55798e5fad60), ')')
   Call: (203) [system] _1811524=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [])
   Call: (202) [system] _4110=[['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (202) [system] [['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (201) [system] _4086=[['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (201) [system] [['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (200) [system] _4078=[:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (200) [system] [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1845208)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1847066)
   Exit: (200) [system] peek_char((0x55798e5fad60), '\n')
   Call: (200) [system] '\n'=(;)
   Fail: (200) [system] '\n'=(;)
^  Call: (200) [user] is_like_space('\n')
   Call: (201) [system] char_type('\n', 'white')
   Fail: (201) [system] char_type('\n', 'white')
   Call: (201) [system] char_type('\n', end_of_line)
   Exit: (201) [system] char_type('\n', end_of_line)
^  Exit: (200) [user] is_like_space('\n')
   Call: (200) [system] get_char((0x55798e5fad60), _1856660)
   Exit: (200) [system] get_char((0x55798e5fad60), '\n')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1859364)
   Exit: (201) [system] peek_char((0x55798e5fad60), '\t')
   Call: (201) [system] '\t'=(;)
   Fail: (201) [system] '\t'=(;)
^  Call: (201) [user] is_like_space('\t')
   Call: (202) [system] char_type('\t', 'white')
   Exit: (202) [system] char_type('\t', 'white')
^  Exit: (201) [user] is_like_space('\t')
   Call: (201) [system] get_char((0x55798e5fad60), _1867102)
   Exit: (201) [system] get_char((0x55798e5fad60), '\t')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1869806)
   Exit: (202) [system] peek_char((0x55798e5fad60), '\t')
   Call: (202) [system] '\t'=(;)
   Fail: (202) [system] '\t'=(;)
^  Call: (202) [user] is_like_space('\t')
   Call: (203) [system] char_type('\t', 'white')
   Exit: (203) [system] char_type('\t', 'white')
^  Exit: (202) [user] is_like_space('\t')
   Call: (202) [system] get_char((0x55798e5fad60), _1877544)
   Exit: (202) [system] get_char((0x55798e5fad60), '\t')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1880248)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1887986)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1890690)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1908540)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1914110)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1915968)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1930122)
   Exit: (200) [system] get_char((0x55798e5fad60), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1914110)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1935692)
   Exit: (202) [system] peek_char((0x55798e5fad60), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1949846)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=')'
   Fail: (201) [system] (:)=')'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1955416)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1957274)
   Exit: (203) [system] peek_char((0x55798e5fad60), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1971428)
   Exit: (202) [system] get_char((0x55798e5fad60), :)
   Call: (202) [system] (:)='('
   Fail: (202) [system] (:)='('
   Call: (202) [system] (:)='['
   Fail: (202) [system] (:)='['
   Call: (202) [system] (:)='{'
   Fail: (202) [system] (:)='{'
   Call: (202) [system] (:)='"'
   Fail: (202) [system] (:)='"'
   Call: (202) [system] (:)=!
   Fail: (202) [system] (:)=!
   Call: (202) [system] (:)='\''
   Fail: (202) [system] (:)='\''
   Call: (202) [system] (:)='`'
   Fail: (202) [system] (:)='`'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), :, _1955416)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1989070)
   Call: (204) [system] peek_char((0x55798e5fad60), _1990004)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1989070=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (203) [user] classify_and_convert_charseq(:, [], _1955416)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_1999314, _1999316), once(user:catch(read_from_chars([:], _1955416), _1999290, fail)), '$restore_trace'(_1999314, _1999316))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_1999314, _1999316))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1999290, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(:)
   Exit: (204) [system] atomic(:)
^  Exit: (203) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _2006814)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _2008672)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _2016410)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _2019114)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _2034192)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=')'
   Fail: (202) [system] '('=')'
   Call: (202) [system] '('=end_of_file
   Fail: (202) [system] '('=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _2039762)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _2041620)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _2055774)
   Exit: (203) [system] get_char((0x55798e5fad60), '(')
   Call: (203) [system] '('='('
   Exit: (203) [system] '('='('
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _2039762)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _2061344)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'C')
   Call: (205) [system] 'C'=(;)
   Fail: (205) [system] 'C'=(;)
^  Call: (205) [user] is_like_space('C')
   Call: (206) [system] char_type('C', 'white')
   Fail: (206) [system] char_type('C', 'white')
   Call: (206) [system] char_type('C', end_of_line)
   Fail: (206) [system] char_type('C', end_of_line)
   Call: (206) [system] char_type('C', space)
   Fail: (206) [system] char_type('C', space)
   Call: (206) [system] char_type('C', cntrl)
   Fail: (206) [system] char_type('C', cntrl)
^  Fail: (205) [user] is_like_space('C')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _2075498)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'C')
   Call: (204) [system] 'C'=')'
   Fail: (204) [system] 'C'=')'
   Call: (204) [system] 'C'=end_of_file
   Fail: (204) [system] 'C'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _2081068)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _2082926)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'C')
   Call: (206) [system] 'C'=(;)
   Fail: (206) [system] 'C'=(;)
^  Call: (206) [user] is_like_space('C')
   Call: (207) [system] char_type('C', 'white')
   Fail: (207) [system] char_type('C', 'white')
   Call: (207) [system] char_type('C', end_of_line)
   Fail: (207) [system] char_type('C', end_of_line)
   Call: (207) [system] char_type('C', space)
   Fail: (207) [system] char_type('C', space)
   Call: (207) [system] char_type('C', cntrl)
   Fail: (207) [system] char_type('C', cntrl)
^  Fail: (206) [user] is_like_space('C')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _4232)
   Exit: (205) [system] get_char((0x55798e5fad60), 'C')
   Call: (205) [system] 'C'='('
   Fail: (205) [system] 'C'='('
   Call: (205) [system] 'C'='['
   Fail: (205) [system] 'C'='['
   Call: (205) [system] 'C'='{'
   Fail: (205) [system] 'C'='{'
   Call: (205) [system] 'C'='"'
   Fail: (205) [system] 'C'='"'
   Call: (205) [system] 'C'=!
   Fail: (205) [system] 'C'=!
   Call: (205) [system] 'C'='\''
   Fail: (205) [system] 'C'='\''
   Call: (205) [system] 'C'='`'
   Fail: (205) [system] 'C'='`'
   Call: (205) [system] 'C'=end_of_file
   Fail: (205) [system] 'C'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55798e5fad60), 'C', _4228)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _21874)
   Call: (207) [system] peek_char((0x55798e5fad60), _22808)
   Exit: (207) [system] peek_char((0x55798e5fad60), o)
^  Call: (207) [user] is_delimiter(o)
   Call: (208) [system] char_type(o, space)
   Fail: (208) [system] char_type(o, space)
   Call: (208) [system] arg(_27528, v('(', ')', end_of_file), o)
   Fail: (208) [system] arg(_28460, v('(', ')', end_of_file), o)
^  Fail: (207) [user] is_delimiter(o)
   Call: (207) [system] ')'==o
   Fail: (207) [system] ')'==o
   Call: (207) [system] get_char((0x55798e5fad60), o)
   Exit: (207) [system] get_char((0x55798e5fad60), o)
   Call: (207) [system] o=(\)
   Fail: (207) [system] o=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _35810)
   Call: (208) [system] peek_char((0x55798e5fad60), _36744)
   Exit: (208) [system] peek_char((0x55798e5fad60), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_41464, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_42396, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55798e5fad60), n)
   Exit: (208) [system] get_char((0x55798e5fad60), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _49746)
   Call: (209) [system] peek_char((0x55798e5fad60), _50680)
   Exit: (209) [system] peek_char((0x55798e5fad60), j)
^  Call: (209) [user] is_delimiter(j)
   Call: (210) [system] char_type(j, space)
   Fail: (210) [system] char_type(j, space)
   Call: (210) [system] arg(_55400, v('(', ')', end_of_file), j)
   Fail: (210) [system] arg(_56332, v('(', ')', end_of_file), j)
^  Fail: (209) [user] is_delimiter(j)
   Call: (209) [system] ')'==j
   Fail: (209) [system] ')'==j
   Call: (209) [system] get_char((0x55798e5fad60), j)
   Exit: (209) [system] get_char((0x55798e5fad60), j)
   Call: (209) [system] j=(\)
   Fail: (209) [system] j=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _63682)
   Call: (210) [system] peek_char((0x55798e5fad60), _64616)
   Exit: (210) [system] peek_char((0x55798e5fad60), u)
^  Call: (210) [user] is_delimiter(u)
   Call: (211) [system] char_type(u, space)
   Fail: (211) [system] char_type(u, space)
   Call: (211) [system] arg(_69336, v('(', ')', end_of_file), u)
   Fail: (211) [system] arg(_70268, v('(', ')', end_of_file), u)
^  Fail: (210) [user] is_delimiter(u)
   Call: (210) [system] ')'==u
   Fail: (210) [system] ')'==u
   Call: (210) [system] get_char((0x55798e5fad60), u)
   Exit: (210) [system] get_char((0x55798e5fad60), u)
   Call: (210) [system] u=(\)
   Fail: (210) [system] u=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _77618)
   Call: (211) [system] peek_char((0x55798e5fad60), _78552)
   Exit: (211) [system] peek_char((0x55798e5fad60), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_83272, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_84204, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55798e5fad60), n)
   Exit: (211) [system] get_char((0x55798e5fad60), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _91554)
   Call: (212) [system] peek_char((0x55798e5fad60), _92488)
   Exit: (212) [system] peek_char((0x55798e5fad60), c)
^  Call: (212) [user] is_delimiter(c)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] arg(_97208, v('(', ')', end_of_file), c)
   Fail: (213) [system] arg(_98140, v('(', ')', end_of_file), c)
^  Fail: (212) [user] is_delimiter(c)
   Call: (212) [system] ')'==c
   Fail: (212) [system] ')'==c
   Call: (212) [system] get_char((0x55798e5fad60), c)
   Exit: (212) [system] get_char((0x55798e5fad60), c)
   Call: (212) [system] c=(\)
   Fail: (212) [system] c=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _105490)
   Call: (213) [system] peek_char((0x55798e5fad60), _106424)
   Exit: (213) [system] peek_char((0x55798e5fad60), t)
^  Call: (213) [user] is_delimiter(t)
   Call: (214) [system] char_type(t, space)
   Fail: (214) [system] char_type(t, space)
   Call: (214) [system] arg(_111144, v('(', ')', end_of_file), t)
   Fail: (214) [system] arg(_112076, v('(', ')', end_of_file), t)
^  Fail: (213) [user] is_delimiter(t)
   Call: (213) [system] ')'==t
   Fail: (213) [system] ')'==t
   Call: (213) [system] get_char((0x55798e5fad60), t)
   Exit: (213) [system] get_char((0x55798e5fad60), t)
   Call: (213) [system] t=(\)
   Fail: (213) [system] t=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _119426)
   Call: (214) [system] peek_char((0x55798e5fad60), _120360)
   Exit: (214) [system] peek_char((0x55798e5fad60), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_125080, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_126012, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55798e5fad60), i)
   Exit: (214) [system] get_char((0x55798e5fad60), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _133362)
   Call: (215) [system] peek_char((0x55798e5fad60), _134296)
   Exit: (215) [system] peek_char((0x55798e5fad60), o)
^  Call: (215) [user] is_delimiter(o)
   Call: (216) [system] char_type(o, space)
   Fail: (216) [system] char_type(o, space)
   Call: (216) [system] arg(_139016, v('(', ')', end_of_file), o)
   Fail: (216) [system] arg(_139948, v('(', ')', end_of_file), o)
^  Fail: (215) [user] is_delimiter(o)
   Call: (215) [system] ')'==o
   Fail: (215) [system] ')'==o
   Call: (215) [system] get_char((0x55798e5fad60), o)
   Exit: (215) [system] get_char((0x55798e5fad60), o)
   Call: (215) [system] o=(\)
   Fail: (215) [system] o=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _147298)
   Call: (216) [system] peek_char((0x55798e5fad60), _148232)
   Exit: (216) [system] peek_char((0x55798e5fad60), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_152952, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_153884, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55798e5fad60), n)
   Exit: (216) [system] get_char((0x55798e5fad60), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _161234)
   Call: (217) [system] peek_char((0x55798e5fad60), _162168)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (217) [user] is_delimiter('I')
   Call: (218) [system] char_type('I', space)
   Fail: (218) [system] char_type('I', space)
   Call: (218) [system] arg(_166888, v('(', ')', end_of_file), 'I')
   Fail: (218) [system] arg(_167820, v('(', ')', end_of_file), 'I')
^  Fail: (217) [user] is_delimiter('I')
   Call: (217) [system] ')'=='I'
   Fail: (217) [system] ')'=='I'
   Call: (217) [system] get_char((0x55798e5fad60), 'I')
   Exit: (217) [system] get_char((0x55798e5fad60), 'I')
   Call: (217) [system] 'I'=(\)
   Fail: (217) [system] 'I'=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _175170)
   Call: (218) [system] peek_char((0x55798e5fad60), _176104)
   Exit: (218) [system] peek_char((0x55798e5fad60), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_180824, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_181756, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55798e5fad60), n)
   Exit: (218) [system] get_char((0x55798e5fad60), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _189106)
   Call: (219) [system] peek_char((0x55798e5fad60), _190040)
   Exit: (219) [system] peek_char((0x55798e5fad60), t)
^  Call: (219) [user] is_delimiter(t)
   Call: (220) [system] char_type(t, space)
   Fail: (220) [system] char_type(t, space)
   Call: (220) [system] arg(_194760, v('(', ')', end_of_file), t)
   Fail: (220) [system] arg(_195692, v('(', ')', end_of_file), t)
^  Fail: (219) [user] is_delimiter(t)
   Call: (219) [system] ')'==t
   Fail: (219) [system] ')'==t
   Call: (219) [system] get_char((0x55798e5fad60), t)
   Exit: (219) [system] get_char((0x55798e5fad60), t)
   Call: (219) [system] t=(\)
   Fail: (219) [system] t=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _203042)
   Call: (220) [system] peek_char((0x55798e5fad60), _203976)
   Exit: (220) [system] peek_char((0x55798e5fad60), r)
^  Call: (220) [user] is_delimiter(r)
   Call: (221) [system] char_type(r, space)
   Fail: (221) [system] char_type(r, space)
   Call: (221) [system] arg(_208696, v('(', ')', end_of_file), r)
   Fail: (221) [system] arg(_209628, v('(', ')', end_of_file), r)
^  Fail: (220) [user] is_delimiter(r)
   Call: (220) [system] ')'==r
   Fail: (220) [system] ')'==r
   Call: (220) [system] get_char((0x55798e5fad60), r)
   Exit: (220) [system] get_char((0x55798e5fad60), r)
   Call: (220) [system] r=(\)
   Fail: (220) [system] r=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _216978)
   Call: (221) [system] peek_char((0x55798e5fad60), _217912)
   Exit: (221) [system] peek_char((0x55798e5fad60), o)
^  Call: (221) [user] is_delimiter(o)
   Call: (222) [system] char_type(o, space)
   Fail: (222) [system] char_type(o, space)
   Call: (222) [system] arg(_222632, v('(', ')', end_of_file), o)
   Fail: (222) [system] arg(_223564, v('(', ')', end_of_file), o)
^  Fail: (221) [user] is_delimiter(o)
   Call: (221) [system] ')'==o
   Fail: (221) [system] ')'==o
   Call: (221) [system] get_char((0x55798e5fad60), o)
   Exit: (221) [system] get_char((0x55798e5fad60), o)
   Call: (221) [system] o=(\)
   Fail: (221) [system] o=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _230914)
   Call: (222) [system] peek_char((0x55798e5fad60), _231848)
   Exit: (222) [system] peek_char((0x55798e5fad60), d)
^  Call: (222) [user] is_delimiter(d)
   Call: (223) [system] char_type(d, space)
   Fail: (223) [system] char_type(d, space)
   Call: (223) [system] arg(_236568, v('(', ')', end_of_file), d)
   Fail: (223) [system] arg(_237500, v('(', ')', end_of_file), d)
^  Fail: (222) [user] is_delimiter(d)
   Call: (222) [system] ')'==d
   Fail: (222) [system] ')'==d
   Call: (222) [system] get_char((0x55798e5fad60), d)
   Exit: (222) [system] get_char((0x55798e5fad60), d)
   Call: (222) [system] d=(\)
   Fail: (222) [system] d=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _244850)
   Call: (223) [system] peek_char((0x55798e5fad60), _245784)
   Exit: (223) [system] peek_char((0x55798e5fad60), u)
^  Call: (223) [user] is_delimiter(u)
   Call: (224) [system] char_type(u, space)
   Fail: (224) [system] char_type(u, space)
   Call: (224) [system] arg(_250504, v('(', ')', end_of_file), u)
   Fail: (224) [system] arg(_251436, v('(', ')', end_of_file), u)
^  Fail: (223) [user] is_delimiter(u)
   Call: (223) [system] ')'==u
   Fail: (223) [system] ')'==u
   Call: (223) [system] get_char((0x55798e5fad60), u)
   Exit: (223) [system] get_char((0x55798e5fad60), u)
   Call: (223) [system] u=(\)
   Fail: (223) [system] u=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _258786)
   Call: (224) [system] peek_char((0x55798e5fad60), _259720)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
^  Call: (224) [user] is_delimiter(c)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] arg(_264440, v('(', ')', end_of_file), c)
   Fail: (225) [system] arg(_265372, v('(', ')', end_of_file), c)
^  Fail: (224) [user] is_delimiter(c)
   Call: (224) [system] ')'==c
   Fail: (224) [system] ')'==c
   Call: (224) [system] get_char((0x55798e5fad60), c)
   Exit: (224) [system] get_char((0x55798e5fad60), c)
   Call: (224) [system] c=(\)
   Fail: (224) [system] c=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _272722)
   Call: (225) [system] peek_char((0x55798e5fad60), _273656)
   Exit: (225) [system] peek_char((0x55798e5fad60), t)
^  Call: (225) [user] is_delimiter(t)
   Call: (226) [system] char_type(t, space)
   Fail: (226) [system] char_type(t, space)
   Call: (226) [system] arg(_278376, v('(', ')', end_of_file), t)
   Fail: (226) [system] arg(_279308, v('(', ')', end_of_file), t)
^  Fail: (225) [user] is_delimiter(t)
   Call: (225) [system] ')'==t
   Fail: (225) [system] ')'==t
   Call: (225) [system] get_char((0x55798e5fad60), t)
   Exit: (225) [system] get_char((0x55798e5fad60), t)
   Call: (225) [system] t=(\)
   Fail: (225) [system] t=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _286658)
   Call: (226) [system] peek_char((0x55798e5fad60), _287592)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_292312, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_293244, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _300594)
   Call: (227) [system] peek_char((0x55798e5fad60), _301528)
   Exit: (227) [system] peek_char((0x55798e5fad60), o)
^  Call: (227) [user] is_delimiter(o)
   Call: (228) [system] char_type(o, space)
   Fail: (228) [system] char_type(o, space)
   Call: (228) [system] arg(_306248, v('(', ')', end_of_file), o)
   Fail: (228) [system] arg(_307180, v('(', ')', end_of_file), o)
^  Fail: (227) [user] is_delimiter(o)
   Call: (227) [system] ')'==o
   Fail: (227) [system] ')'==o
   Call: (227) [system] get_char((0x55798e5fad60), o)
   Exit: (227) [system] get_char((0x55798e5fad60), o)
   Call: (227) [system] o=(\)
   Fail: (227) [system] o=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _314530)
   Call: (228) [system] peek_char((0x55798e5fad60), _315464)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_320184, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_321116, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _328466)
   Call: (229) [system] peek_char((0x55798e5fad60), _329400)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _328466=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (228) [system] _314530=[n]
   Exit: (228) [system] [n]=[n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (227) [system] _300594=[o, n]
   Exit: (227) [system] [o, n]=[o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (226) [system] _286658=[i, o, n]
   Exit: (226) [system] [i, o, n]=[i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (225) [system] _272722=[t, i, o, n]
   Exit: (225) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (224) [system] _258786=[c, t, i, o, n]
   Exit: (224) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (223) [system] _244850=[u, c, t, i, o, n]
   Exit: (223) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (222) [system] _230914=[d, u, c, t, i, o, n]
   Exit: (222) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (221) [system] _216978=[o, d, u, c, t, i, o, n]
   Exit: (221) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (220) [system] _203042=[r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _189106=[t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _175170=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _161234=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _147298=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _133362=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _119426=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _105490=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _91554=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _77618=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _63682=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _49746=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _35810=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _21874=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (206) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4228)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_400178, _400180), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4228), _400154, fail)), '$restore_trace'(_400178, _400180))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_400178, _400180))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4228), _400154, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_4228)
   Fail: (207) [system] atomic(_4228)
   Call: (207) [system] atom_chars(_4228, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (207) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (206) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (205) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionIntroduction')
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionIntroduction')
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _409554)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _411412)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _419150)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _421854)
   Exit: (207) [system] peek_char((0x55798e5fad60), c)
   Call: (207) [system] c=(;)
   Fail: (207) [system] c=(;)
^  Call: (207) [user] is_like_space(c)
   Call: (208) [system] char_type(c, 'white')
   Fail: (208) [system] char_type(c, 'white')
   Call: (208) [system] char_type(c, end_of_line)
   Fail: (208) [system] char_type(c, end_of_line)
   Call: (208) [system] char_type(c, space)
   Fail: (208) [system] char_type(c, space)
   Call: (208) [system] char_type(c, cntrl)
   Fail: (208) [system] char_type(c, cntrl)
^  Fail: (207) [user] is_like_space(c)
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _436932)
   Exit: (205) [system] peek_char((0x55798e5fad60), c)
   Call: (205) [system] c=')'
   Fail: (205) [system] c=')'
   Call: (205) [system] c=end_of_file
   Fail: (205) [system] c=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _442502)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _444360)
   Exit: (207) [system] peek_char((0x55798e5fad60), c)
   Call: (207) [system] c=(;)
   Fail: (207) [system] c=(;)
^  Call: (207) [user] is_like_space(c)
   Call: (208) [system] char_type(c, 'white')
   Fail: (208) [system] char_type(c, 'white')
   Call: (208) [system] char_type(c, end_of_line)
   Fail: (208) [system] char_type(c, end_of_line)
   Call: (208) [system] char_type(c, space)
   Fail: (208) [system] char_type(c, space)
   Call: (208) [system] char_type(c, cntrl)
   Fail: (208) [system] char_type(c, cntrl)
^  Fail: (207) [user] is_like_space(c)
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _458514)
   Exit: (206) [system] get_char((0x55798e5fad60), c)
   Call: (206) [system] c='('
   Fail: (206) [system] c='('
   Call: (206) [system] c='['
   Fail: (206) [system] c='['
   Call: (206) [system] c='{'
   Fail: (206) [system] c='{'
   Call: (206) [system] c='"'
   Fail: (206) [system] c='"'
   Call: (206) [system] c=!
   Fail: (206) [system] c=!
   Call: (206) [system] c='\''
   Fail: (206) [system] c='\''
   Call: (206) [system] c='`'
   Fail: (206) [system] c='`'
   Call: (206) [system] c=end_of_file
   Fail: (206) [system] c=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55798e5fad60), c, _442502)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _476156)
   Call: (208) [system] peek_char((0x55798e5fad60), _477090)
   Exit: (208) [system] peek_char((0x55798e5fad60), d)
^  Call: (208) [user] is_delimiter(d)
   Call: (209) [system] char_type(d, space)
   Fail: (209) [system] char_type(d, space)
   Call: (209) [system] arg(_481810, v('(', ')', end_of_file), d)
   Fail: (209) [system] arg(_482742, v('(', ')', end_of_file), d)
^  Fail: (208) [user] is_delimiter(d)
   Call: (208) [system] ')'==d
   Fail: (208) [system] ')'==d
   Call: (208) [system] get_char((0x55798e5fad60), d)
   Exit: (208) [system] get_char((0x55798e5fad60), d)
   Call: (208) [system] d=(\)
   Fail: (208) [system] d=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _490092)
   Call: (209) [system] peek_char((0x55798e5fad60), _491026)
   Exit: (209) [system] peek_char((0x55798e5fad60), e)
^  Call: (209) [user] is_delimiter(e)
   Call: (210) [system] char_type(e, space)
   Fail: (210) [system] char_type(e, space)
   Call: (210) [system] arg(_495746, v('(', ')', end_of_file), e)
   Fail: (210) [system] arg(_496678, v('(', ')', end_of_file), e)
^  Fail: (209) [user] is_delimiter(e)
   Call: (209) [system] ')'==e
   Fail: (209) [system] ')'==e
   Call: (209) [system] get_char((0x55798e5fad60), e)
   Exit: (209) [system] get_char((0x55798e5fad60), e)
   Call: (209) [system] e=(\)
   Fail: (209) [system] e=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _504028)
   Call: (210) [system] peek_char((0x55798e5fad60), _504962)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _504028=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _490092=[e]
   Exit: (209) [system] [e]=[e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (208) [system] _476156=[d, e]
   Exit: (208) [system] [d, e]=[d, e]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (207) [user] classify_and_convert_charseq(c, [d, e], _442502)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_519860, _519862), once(user:catch(read_from_chars([c, d, e], _442502), _519836, fail)), '$restore_trace'(_519860, _519862))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_519860, _519862))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _519836, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(cde)
   Exit: (208) [system] atomic(cde)
^  Exit: (207) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (206) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _527360)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _529218)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _536956)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _539660)
   Exit: (208) [system] peek_char((0x55798e5fad60), c)
   Call: (208) [system] c=(;)
   Fail: (208) [system] c=(;)
^  Call: (208) [user] is_like_space(c)
   Call: (209) [system] char_type(c, 'white')
   Fail: (209) [system] char_type(c, 'white')
   Call: (209) [system] char_type(c, end_of_line)
   Fail: (209) [system] char_type(c, end_of_line)
   Call: (209) [system] char_type(c, space)
   Fail: (209) [system] char_type(c, space)
   Call: (209) [system] char_type(c, cntrl)
   Fail: (209) [system] char_type(c, cntrl)
^  Fail: (208) [user] is_like_space(c)
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _554738)
   Exit: (206) [system] peek_char((0x55798e5fad60), c)
   Call: (206) [system] c=')'
   Fail: (206) [system] c=')'
   Call: (206) [system] c=end_of_file
   Fail: (206) [system] c=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _560308)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _562166)
   Exit: (208) [system] peek_char((0x55798e5fad60), c)
   Call: (208) [system] c=(;)
   Fail: (208) [system] c=(;)
^  Call: (208) [user] is_like_space(c)
   Call: (209) [system] char_type(c, 'white')
   Fail: (209) [system] char_type(c, 'white')
   Call: (209) [system] char_type(c, end_of_line)
   Fail: (209) [system] char_type(c, end_of_line)
   Call: (209) [system] char_type(c, space)
   Fail: (209) [system] char_type(c, space)
   Call: (209) [system] char_type(c, cntrl)
   Fail: (209) [system] char_type(c, cntrl)
^  Fail: (208) [user] is_like_space(c)
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _576320)
   Exit: (207) [system] get_char((0x55798e5fad60), c)
   Call: (207) [system] c='('
   Fail: (207) [system] c='('
   Call: (207) [system] c='['
   Fail: (207) [system] c='['
   Call: (207) [system] c='{'
   Fail: (207) [system] c='{'
   Call: (207) [system] c='"'
   Fail: (207) [system] c='"'
   Call: (207) [system] c=!
   Fail: (207) [system] c=!
   Call: (207) [system] c='\''
   Fail: (207) [system] c='\''
   Call: (207) [system] c='`'
   Fail: (207) [system] c='`'
   Call: (207) [system] c=end_of_file
   Fail: (207) [system] c=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55798e5fad60), c, _560308)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _593962)
   Call: (209) [system] peek_char((0x55798e5fad60), _594896)
   Exit: (209) [system] peek_char((0x55798e5fad60), d)
^  Call: (209) [user] is_delimiter(d)
   Call: (210) [system] char_type(d, space)
   Fail: (210) [system] char_type(d, space)
   Call: (210) [system] arg(_599616, v('(', ')', end_of_file), d)
   Fail: (210) [system] arg(_600548, v('(', ')', end_of_file), d)
^  Fail: (209) [user] is_delimiter(d)
   Call: (209) [system] ')'==d
   Fail: (209) [system] ')'==d
   Call: (209) [system] get_char((0x55798e5fad60), d)
   Exit: (209) [system] get_char((0x55798e5fad60), d)
   Call: (209) [system] d=(\)
   Fail: (209) [system] d=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _607898)
   Call: (210) [system] peek_char((0x55798e5fad60), _608832)
   Exit: (210) [system] peek_char((0x55798e5fad60), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_613552, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_614484, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55798e5fad60), e)
   Exit: (210) [system] get_char((0x55798e5fad60), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _621834)
   Call: (211) [system] peek_char((0x55798e5fad60), _622768)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_627488, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _621834=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _607898=[e]
   Exit: (210) [system] [e]=[e]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (209) [system] _593962=[d, e]
   Exit: (209) [system] [d, e]=[d, e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (208) [user] classify_and_convert_charseq(c, [d, e], _560308)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_639538, _639540), once(user:catch(read_from_chars([c, d, e], _560308), _639514, fail)), '$restore_trace'(_639538, _639540))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_639538, _639540))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _639514, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(cde)
   Exit: (209) [system] atomic(cde)
^  Exit: (208) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (207) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _647038)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _648896)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
   Call: (208) [system] ')'=(;)
   Fail: (208) [system] ')'=(;)
^  Call: (208) [user] is_like_space(')')
   Call: (209) [system] char_type(')', 'white')
   Fail: (209) [system] char_type(')', 'white')
   Call: (209) [system] char_type(')', end_of_line)
   Fail: (209) [system] char_type(')', end_of_line)
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] char_type(')', cntrl)
   Fail: (209) [system] char_type(')', cntrl)
^  Fail: (208) [user] is_like_space(')')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _663050)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
   Call: (207) [system] ')'=')'
   Exit: (207) [system] ')'=')'
   Call: (207) [system] get_char((0x55798e5fad60), _666840)
   Exit: (207) [system] get_char((0x55798e5fad60), ')')
   Call: (207) [system] _647038=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [])
   Call: (206) [system] _527360=[cde]
   Exit: (206) [system] [cde]=[cde]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [cde])
   Call: (205) [system] _409554=[cde, cde]
   Exit: (205) [system] [cde, cde]=[cde, cde]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [cde, cde])
   Call: (204) [system] _4222=['ConjunctionIntroduction', cde, cde]
   Exit: (204) [system] ['ConjunctionIntroduction', cde, cde]=['ConjunctionIntroduction', cde, cde]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), ['ConjunctionIntroduction', cde, cde])
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), ['ConjunctionIntroduction', cde, cde])
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _680722)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _682580)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _690318)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _693022)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _708100)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _713670)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _715528)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _729682)
   Exit: (204) [system] get_char((0x55798e5fad60), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _713670)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _735252)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'A')
   Call: (206) [system] 'A'=(;)
   Fail: (206) [system] 'A'=(;)
^  Call: (206) [user] is_like_space('A')
   Call: (207) [system] char_type('A', 'white')
   Fail: (207) [system] char_type('A', 'white')
   Call: (207) [system] char_type('A', end_of_line)
   Fail: (207) [system] char_type('A', end_of_line)
   Call: (207) [system] char_type('A', space)
   Fail: (207) [system] char_type('A', space)
   Call: (207) [system] char_type('A', cntrl)
   Fail: (207) [system] char_type('A', cntrl)
^  Fail: (206) [user] is_like_space('A')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _749406)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'A')
   Call: (205) [system] 'A'=')'
   Fail: (205) [system] 'A'=')'
   Call: (205) [system] 'A'=end_of_file
   Fail: (205) [system] 'A'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _754976)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _756834)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'A')
   Call: (207) [system] 'A'=(;)
   Fail: (207) [system] 'A'=(;)
^  Call: (207) [user] is_like_space('A')
   Call: (208) [system] char_type('A', 'white')
   Fail: (208) [system] char_type('A', 'white')
   Call: (208) [system] char_type('A', end_of_line)
   Fail: (208) [system] char_type('A', end_of_line)
   Call: (208) [system] char_type('A', space)
   Fail: (208) [system] char_type('A', space)
   Call: (208) [system] char_type('A', cntrl)
   Fail: (208) [system] char_type('A', cntrl)
^  Fail: (207) [user] is_like_space('A')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _770988)
   Exit: (206) [system] get_char((0x55798e5fad60), 'A')
   Call: (206) [system] 'A'='('
   Fail: (206) [system] 'A'='('
   Call: (206) [system] 'A'='['
   Fail: (206) [system] 'A'='['
   Call: (206) [system] 'A'='{'
   Fail: (206) [system] 'A'='{'
   Call: (206) [system] 'A'='"'
   Fail: (206) [system] 'A'='"'
   Call: (206) [system] 'A'=!
   Fail: (206) [system] 'A'=!
   Call: (206) [system] 'A'='\''
   Fail: (206) [system] 'A'='\''
   Call: (206) [system] 'A'='`'
   Fail: (206) [system] 'A'='`'
   Call: (206) [system] 'A'=end_of_file
   Fail: (206) [system] 'A'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55798e5fad60), 'A', _754976)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _788630)
   Call: (208) [system] peek_char((0x55798e5fad60), _789564)
   Exit: (208) [system] peek_char((0x55798e5fad60), n)
^  Call: (208) [user] is_delimiter(n)
   Call: (209) [system] char_type(n, space)
   Fail: (209) [system] char_type(n, space)
   Call: (209) [system] arg(_794284, v('(', ')', end_of_file), n)
   Fail: (209) [system] arg(_795216, v('(', ')', end_of_file), n)
^  Fail: (208) [user] is_delimiter(n)
   Call: (208) [system] ')'==n
   Fail: (208) [system] ')'==n
   Call: (208) [system] get_char((0x55798e5fad60), n)
   Exit: (208) [system] get_char((0x55798e5fad60), n)
   Call: (208) [system] n=(\)
   Fail: (208) [system] n=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _802566)
   Call: (209) [system] peek_char((0x55798e5fad60), _803500)
   Exit: (209) [system] peek_char((0x55798e5fad60), d)
^  Call: (209) [user] is_delimiter(d)
   Call: (210) [system] char_type(d, space)
   Fail: (210) [system] char_type(d, space)
   Call: (210) [system] arg(_808220, v('(', ')', end_of_file), d)
   Fail: (210) [system] arg(_809152, v('(', ')', end_of_file), d)
^  Fail: (209) [user] is_delimiter(d)
   Call: (209) [system] ')'==d
   Fail: (209) [system] ')'==d
   Call: (209) [system] get_char((0x55798e5fad60), d)
   Exit: (209) [system] get_char((0x55798e5fad60), d)
   Call: (209) [system] d=(\)
   Fail: (209) [system] d=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _816502)
   Call: (210) [system] peek_char((0x55798e5fad60), _817436)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (210) [user] is_delimiter('L')
   Call: (211) [system] char_type('L', space)
   Fail: (211) [system] char_type('L', space)
   Call: (211) [system] arg(_822156, v('(', ')', end_of_file), 'L')
   Fail: (211) [system] arg(_823088, v('(', ')', end_of_file), 'L')
^  Fail: (210) [user] is_delimiter('L')
   Call: (210) [system] ')'=='L'
   Fail: (210) [system] ')'=='L'
   Call: (210) [system] get_char((0x55798e5fad60), 'L')
   Exit: (210) [system] get_char((0x55798e5fad60), 'L')
   Call: (210) [system] 'L'=(\)
   Fail: (210) [system] 'L'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _830438)
   Call: (211) [system] peek_char((0x55798e5fad60), _831372)
   Exit: (211) [system] peek_char((0x55798e5fad60), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_836092, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_837024, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55798e5fad60), i)
   Exit: (211) [system] get_char((0x55798e5fad60), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _844374)
   Call: (212) [system] peek_char((0x55798e5fad60), _845308)
   Exit: (212) [system] peek_char((0x55798e5fad60), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_850028, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_850960, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55798e5fad60), n)
   Exit: (212) [system] get_char((0x55798e5fad60), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _858310)
   Call: (213) [system] peek_char((0x55798e5fad60), _859244)
   Exit: (213) [system] peek_char((0x55798e5fad60), k)
^  Call: (213) [user] is_delimiter(k)
   Call: (214) [system] char_type(k, space)
   Fail: (214) [system] char_type(k, space)
   Call: (214) [system] arg(_863964, v('(', ')', end_of_file), k)
   Fail: (214) [system] arg(_864896, v('(', ')', end_of_file), k)
^  Fail: (213) [user] is_delimiter(k)
   Call: (213) [system] ')'==k
   Fail: (213) [system] ')'==k
   Call: (213) [system] get_char((0x55798e5fad60), k)
   Exit: (213) [system] get_char((0x55798e5fad60), k)
   Call: (213) [system] k=(\)
   Fail: (213) [system] k=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _872246)
   Call: (214) [system] peek_char((0x55798e5fad60), _873180)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _872246=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (213) [system] _858310=[k]
   Exit: (213) [system] [k]=[k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (212) [system] _844374=[n, k]
   Exit: (212) [system] [n, k]=[n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (211) [system] _830438=[i, n, k]
   Exit: (211) [system] [i, n, k]=[i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (210) [system] _816502=['L', i, n, k]
   Exit: (210) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (209) [system] _802566=[d, 'L', i, n, k]
   Exit: (209) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (208) [system] _788630=[n, d, 'L', i, n, k]
   Exit: (208) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (207) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _754976)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_899254, _899256), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _754976), _899230, fail)), '$restore_trace'(_899254, _899256))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_899254, _899256))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _754976), _899230, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_754976)
   Fail: (208) [system] atomic(_754976)
   Call: (208) [system] atom_chars(_754976, ['A', n, d, 'L', i, n, k])
   Exit: (208) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (207) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (206) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _908630)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _910488)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _918226)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _920930)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _936008)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _941578)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _943436)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _957590)
   Exit: (207) [system] get_char((0x55798e5fad60), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _941578)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _963160)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'I')
   Call: (209) [system] 'I'=(;)
   Fail: (209) [system] 'I'=(;)
^  Call: (209) [user] is_like_space('I')
   Call: (210) [system] char_type('I', 'white')
   Fail: (210) [system] char_type('I', 'white')
   Call: (210) [system] char_type('I', end_of_line)
   Fail: (210) [system] char_type('I', end_of_line)
   Call: (210) [system] char_type('I', space)
   Fail: (210) [system] char_type('I', space)
   Call: (210) [system] char_type('I', cntrl)
   Fail: (210) [system] char_type('I', cntrl)
^  Fail: (209) [user] is_like_space('I')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _977314)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'I')
   Call: (208) [system] 'I'=')'
   Fail: (208) [system] 'I'=')'
   Call: (208) [system] 'I'=end_of_file
   Fail: (208) [system] 'I'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _982884)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _984742)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'I')
   Call: (210) [system] 'I'=(;)
   Fail: (210) [system] 'I'=(;)
^  Call: (210) [user] is_like_space('I')
   Call: (211) [system] char_type('I', 'white')
   Fail: (211) [system] char_type('I', 'white')
   Call: (211) [system] char_type('I', end_of_line)
   Fail: (211) [system] char_type('I', end_of_line)
   Call: (211) [system] char_type('I', space)
   Fail: (211) [system] char_type('I', space)
   Call: (211) [system] char_type('I', cntrl)
   Fail: (211) [system] char_type('I', cntrl)
^  Fail: (210) [user] is_like_space('I')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _998896)
   Exit: (209) [system] get_char((0x55798e5fad60), 'I')
   Call: (209) [system] 'I'='('
   Fail: (209) [system] 'I'='('
   Call: (209) [system] 'I'='['
   Fail: (209) [system] 'I'='['
   Call: (209) [system] 'I'='{'
   Fail: (209) [system] 'I'='{'
   Call: (209) [system] 'I'='"'
   Fail: (209) [system] 'I'='"'
   Call: (209) [system] 'I'=!
   Fail: (209) [system] 'I'=!
   Call: (209) [system] 'I'='\''
   Fail: (209) [system] 'I'='\''
   Call: (209) [system] 'I'='`'
   Fail: (209) [system] 'I'='`'
   Call: (209) [system] 'I'=end_of_file
   Fail: (209) [system] 'I'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), 'I', _982884)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1016538)
   Call: (211) [system] peek_char((0x55798e5fad60), _1017472)
   Exit: (211) [system] peek_char((0x55798e5fad60), m)
^  Call: (211) [user] is_delimiter(m)
   Call: (212) [system] char_type(m, space)
   Fail: (212) [system] char_type(m, space)
   Call: (212) [system] arg(_1022192, v('(', ')', end_of_file), m)
   Fail: (212) [system] arg(_1023124, v('(', ')', end_of_file), m)
^  Fail: (211) [user] is_delimiter(m)
   Call: (211) [system] ')'==m
   Fail: (211) [system] ')'==m
   Call: (211) [system] get_char((0x55798e5fad60), m)
   Exit: (211) [system] get_char((0x55798e5fad60), m)
   Call: (211) [system] m=(\)
   Fail: (211) [system] m=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1030474)
   Call: (212) [system] peek_char((0x55798e5fad60), _1031408)
   Exit: (212) [system] peek_char((0x55798e5fad60), p)
^  Call: (212) [user] is_delimiter(p)
   Call: (213) [system] char_type(p, space)
   Fail: (213) [system] char_type(p, space)
   Call: (213) [system] arg(_1036128, v('(', ')', end_of_file), p)
   Fail: (213) [system] arg(_1037060, v('(', ')', end_of_file), p)
^  Fail: (212) [user] is_delimiter(p)
   Call: (212) [system] ')'==p
   Fail: (212) [system] ')'==p
   Call: (212) [system] get_char((0x55798e5fad60), p)
   Exit: (212) [system] get_char((0x55798e5fad60), p)
   Call: (212) [system] p=(\)
   Fail: (212) [system] p=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1044410)
   Call: (213) [system] peek_char((0x55798e5fad60), _1045344)
   Exit: (213) [system] peek_char((0x55798e5fad60), l)
^  Call: (213) [user] is_delimiter(l)
   Call: (214) [system] char_type(l, space)
   Fail: (214) [system] char_type(l, space)
   Call: (214) [system] arg(_1050064, v('(', ')', end_of_file), l)
   Fail: (214) [system] arg(_1050996, v('(', ')', end_of_file), l)
^  Fail: (213) [user] is_delimiter(l)
   Call: (213) [system] ')'==l
   Fail: (213) [system] ')'==l
   Call: (213) [system] get_char((0x55798e5fad60), l)
   Exit: (213) [system] get_char((0x55798e5fad60), l)
   Call: (213) [system] l=(\)
   Fail: (213) [system] l=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1058346)
   Call: (214) [system] peek_char((0x55798e5fad60), _1059280)
   Exit: (214) [system] peek_char((0x55798e5fad60), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_1064000, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_1064932, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55798e5fad60), i)
   Exit: (214) [system] get_char((0x55798e5fad60), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1072282)
   Call: (215) [system] peek_char((0x55798e5fad60), _1073216)
   Exit: (215) [system] peek_char((0x55798e5fad60), c)
^  Call: (215) [user] is_delimiter(c)
   Call: (216) [system] char_type(c, space)
   Fail: (216) [system] char_type(c, space)
   Call: (216) [system] arg(_1077936, v('(', ')', end_of_file), c)
   Fail: (216) [system] arg(_1078868, v('(', ')', end_of_file), c)
^  Fail: (215) [user] is_delimiter(c)
   Call: (215) [system] ')'==c
   Fail: (215) [system] ')'==c
   Call: (215) [system] get_char((0x55798e5fad60), c)
   Exit: (215) [system] get_char((0x55798e5fad60), c)
   Call: (215) [system] c=(\)
   Fail: (215) [system] c=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1086218)
   Call: (216) [system] peek_char((0x55798e5fad60), _1087152)
   Exit: (216) [system] peek_char((0x55798e5fad60), a)
^  Call: (216) [user] is_delimiter(a)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] arg(_1091872, v('(', ')', end_of_file), a)
   Fail: (217) [system] arg(_1092804, v('(', ')', end_of_file), a)
^  Fail: (216) [user] is_delimiter(a)
   Call: (216) [system] ')'==a
   Fail: (216) [system] ')'==a
   Call: (216) [system] get_char((0x55798e5fad60), a)
   Exit: (216) [system] get_char((0x55798e5fad60), a)
   Call: (216) [system] a=(\)
   Fail: (216) [system] a=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1100154)
   Call: (217) [system] peek_char((0x55798e5fad60), _1101088)
   Exit: (217) [system] peek_char((0x55798e5fad60), t)
^  Call: (217) [user] is_delimiter(t)
   Call: (218) [system] char_type(t, space)
   Fail: (218) [system] char_type(t, space)
   Call: (218) [system] arg(_1105808, v('(', ')', end_of_file), t)
   Fail: (218) [system] arg(_1106740, v('(', ')', end_of_file), t)
^  Fail: (217) [user] is_delimiter(t)
   Call: (217) [system] ')'==t
   Fail: (217) [system] ')'==t
   Call: (217) [system] get_char((0x55798e5fad60), t)
   Exit: (217) [system] get_char((0x55798e5fad60), t)
   Call: (217) [system] t=(\)
   Fail: (217) [system] t=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1114090)
   Call: (218) [system] peek_char((0x55798e5fad60), _1115024)
   Exit: (218) [system] peek_char((0x55798e5fad60), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_1119744, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_1120676, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55798e5fad60), i)
   Exit: (218) [system] get_char((0x55798e5fad60), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1128026)
   Call: (219) [system] peek_char((0x55798e5fad60), _1128960)
   Exit: (219) [system] peek_char((0x55798e5fad60), o)
^  Call: (219) [user] is_delimiter(o)
   Call: (220) [system] char_type(o, space)
   Fail: (220) [system] char_type(o, space)
   Call: (220) [system] arg(_1133680, v('(', ')', end_of_file), o)
   Fail: (220) [system] arg(_1134612, v('(', ')', end_of_file), o)
^  Fail: (219) [user] is_delimiter(o)
   Call: (219) [system] ')'==o
   Fail: (219) [system] ')'==o
   Call: (219) [system] get_char((0x55798e5fad60), o)
   Exit: (219) [system] get_char((0x55798e5fad60), o)
   Call: (219) [system] o=(\)
   Fail: (219) [system] o=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1141962)
   Call: (220) [system] peek_char((0x55798e5fad60), _1142896)
   Exit: (220) [system] peek_char((0x55798e5fad60), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_1147616, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_1148548, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55798e5fad60), n)
   Exit: (220) [system] get_char((0x55798e5fad60), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1155898)
   Call: (221) [system] peek_char((0x55798e5fad60), _1156832)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _1155898=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (220) [system] _1141962=[n]
   Exit: (220) [system] [n]=[n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (219) [system] _1128026=[o, n]
   Exit: (219) [system] [o, n]=[o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (218) [system] _1114090=[i, o, n]
   Exit: (218) [system] [i, o, n]=[i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (217) [system] _1100154=[t, i, o, n]
   Exit: (217) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (216) [system] _1086218=[a, t, i, o, n]
   Exit: (216) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (215) [system] _1072282=[c, a, t, i, o, n]
   Exit: (215) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (214) [system] _1058346=[i, c, a, t, i, o, n]
   Exit: (214) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (213) [system] _1044410=[l, i, c, a, t, i, o, n]
   Exit: (213) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (212) [system] _1030474=[p, l, i, c, a, t, i, o, n]
   Exit: (212) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (211) [system] _1016538=[m, p, l, i, c, a, t, i, o, n]
   Exit: (211) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (210) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _982884)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1194082, _1194084), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _982884), _1194058, fail)), '$restore_trace'(_1194082, _1194084))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1194082, _1194084))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _982884), _1194058, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_982884)
   Fail: (211) [system] atomic(_982884)
   Call: (211) [system] atom_chars(_982884, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (211) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (210) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1203458)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1205316)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _1213054)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1215758)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1230836)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1236406)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1238264)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1252418)
   Exit: (210) [system] get_char((0x55798e5fad60), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1236406)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1257988)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'O')
   Call: (212) [system] 'O'=(;)
   Fail: (212) [system] 'O'=(;)
^  Call: (212) [user] is_like_space('O')
   Call: (213) [system] char_type('O', 'white')
   Fail: (213) [system] char_type('O', 'white')
   Call: (213) [system] char_type('O', end_of_line)
   Fail: (213) [system] char_type('O', end_of_line)
   Call: (213) [system] char_type('O', space)
   Fail: (213) [system] char_type('O', space)
   Call: (213) [system] char_type('O', cntrl)
   Fail: (213) [system] char_type('O', cntrl)
^  Fail: (212) [user] is_like_space('O')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1272142)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'O')
   Call: (211) [system] 'O'=')'
   Fail: (211) [system] 'O'=')'
   Call: (211) [system] 'O'=end_of_file
   Fail: (211) [system] 'O'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _1277712)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1279570)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'O')
   Call: (213) [system] 'O'=(;)
   Fail: (213) [system] 'O'=(;)
^  Call: (213) [user] is_like_space('O')
   Call: (214) [system] char_type('O', 'white')
   Fail: (214) [system] char_type('O', 'white')
   Call: (214) [system] char_type('O', end_of_line)
   Fail: (214) [system] char_type('O', end_of_line)
   Call: (214) [system] char_type('O', space)
   Fail: (214) [system] char_type('O', space)
   Call: (214) [system] char_type('O', cntrl)
   Fail: (214) [system] char_type('O', cntrl)
^  Fail: (213) [user] is_like_space('O')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _1293724)
   Exit: (212) [system] get_char((0x55798e5fad60), 'O')
   Call: (212) [system] 'O'='('
   Fail: (212) [system] 'O'='('
   Call: (212) [system] 'O'='['
   Fail: (212) [system] 'O'='['
   Call: (212) [system] 'O'='{'
   Fail: (212) [system] 'O'='{'
   Call: (212) [system] 'O'='"'
   Fail: (212) [system] 'O'='"'
   Call: (212) [system] 'O'=!
   Fail: (212) [system] 'O'=!
   Call: (212) [system] 'O'='\''
   Fail: (212) [system] 'O'='\''
   Call: (212) [system] 'O'='`'
   Fail: (212) [system] 'O'='`'
   Call: (212) [system] 'O'=end_of_file
   Fail: (212) [system] 'O'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1277712)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1311366)
   Call: (214) [system] peek_char((0x55798e5fad60), _1312300)
   Exit: (214) [system] peek_char((0x55798e5fad60), r)
^  Call: (214) [user] is_delimiter(r)
   Call: (215) [system] char_type(r, space)
   Fail: (215) [system] char_type(r, space)
   Call: (215) [system] arg(_1317020, v('(', ')', end_of_file), r)
   Fail: (215) [system] arg(_1317952, v('(', ')', end_of_file), r)
^  Fail: (214) [user] is_delimiter(r)
   Call: (214) [system] ')'==r
   Fail: (214) [system] ')'==r
   Call: (214) [system] get_char((0x55798e5fad60), r)
   Exit: (214) [system] get_char((0x55798e5fad60), r)
   Call: (214) [system] r=(\)
   Fail: (214) [system] r=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1325302)
   Call: (215) [system] peek_char((0x55798e5fad60), _1326236)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (215) [user] is_delimiter('L')
   Call: (216) [system] char_type('L', space)
   Fail: (216) [system] char_type('L', space)
   Call: (216) [system] arg(_1330956, v('(', ')', end_of_file), 'L')
   Fail: (216) [system] arg(_1331888, v('(', ')', end_of_file), 'L')
^  Fail: (215) [user] is_delimiter('L')
   Call: (215) [system] ')'=='L'
   Fail: (215) [system] ')'=='L'
   Call: (215) [system] get_char((0x55798e5fad60), 'L')
   Exit: (215) [system] get_char((0x55798e5fad60), 'L')
   Call: (215) [system] 'L'=(\)
   Fail: (215) [system] 'L'=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1339238)
   Call: (216) [system] peek_char((0x55798e5fad60), _1340172)
   Exit: (216) [system] peek_char((0x55798e5fad60), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_1344892, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_1345824, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55798e5fad60), i)
   Exit: (216) [system] get_char((0x55798e5fad60), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1353174)
   Call: (217) [system] peek_char((0x55798e5fad60), _1354108)
   Exit: (217) [system] peek_char((0x55798e5fad60), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_1358828, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_1359760, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55798e5fad60), n)
   Exit: (217) [system] get_char((0x55798e5fad60), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1367110)
   Call: (218) [system] peek_char((0x55798e5fad60), _1368044)
   Exit: (218) [system] peek_char((0x55798e5fad60), k)
^  Call: (218) [user] is_delimiter(k)
   Call: (219) [system] char_type(k, space)
   Fail: (219) [system] char_type(k, space)
   Call: (219) [system] arg(_1372764, v('(', ')', end_of_file), k)
   Fail: (219) [system] arg(_1373696, v('(', ')', end_of_file), k)
^  Fail: (218) [user] is_delimiter(k)
   Call: (218) [system] ')'==k
   Fail: (218) [system] ')'==k
   Call: (218) [system] get_char((0x55798e5fad60), k)
   Exit: (218) [system] get_char((0x55798e5fad60), k)
   Call: (218) [system] k=(\)
   Fail: (218) [system] k=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1381046)
   Call: (219) [system] peek_char((0x55798e5fad60), _1381980)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _1381046=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (218) [system] _1367110=[k]
   Exit: (218) [system] [k]=[k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (217) [system] _1353174=[n, k]
   Exit: (217) [system] [n, k]=[n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (216) [system] _1339238=[i, n, k]
   Exit: (216) [system] [i, n, k]=[i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (215) [system] _1325302=['L', i, n, k]
   Exit: (215) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (214) [system] _1311366=[r, 'L', i, n, k]
   Exit: (214) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (213) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1277712)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1405260, _1405262), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1277712), _1405236, fail)), '$restore_trace'(_1405260, _1405262))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1405260, _1405262))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1277712), _1405236, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_1277712)
   Fail: (214) [system] atomic(_1277712)
   Call: (214) [system] atom_chars(_1277712, ['O', r, 'L', i, n, k])
   Exit: (214) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (213) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1414636)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1416494)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _1424232)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1426936)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'C')
   Call: (214) [system] 'C'=(;)
   Fail: (214) [system] 'C'=(;)
^  Call: (214) [user] is_like_space('C')
   Call: (215) [system] char_type('C', 'white')
   Fail: (215) [system] char_type('C', 'white')
   Call: (215) [system] char_type('C', end_of_line)
   Fail: (215) [system] char_type('C', end_of_line)
   Call: (215) [system] char_type('C', space)
   Fail: (215) [system] char_type('C', space)
   Call: (215) [system] char_type('C', cntrl)
   Fail: (215) [system] char_type('C', cntrl)
^  Fail: (214) [user] is_like_space('C')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1442014)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'C')
   Call: (212) [system] 'C'=')'
   Fail: (212) [system] 'C'=')'
   Call: (212) [system] 'C'=end_of_file
   Fail: (212) [system] 'C'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1447584)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1449442)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'C')
   Call: (214) [system] 'C'=(;)
   Fail: (214) [system] 'C'=(;)
^  Call: (214) [user] is_like_space('C')
   Call: (215) [system] char_type('C', 'white')
   Fail: (215) [system] char_type('C', 'white')
   Call: (215) [system] char_type('C', end_of_line)
   Fail: (215) [system] char_type('C', end_of_line)
   Call: (215) [system] char_type('C', space)
   Fail: (215) [system] char_type('C', space)
   Call: (215) [system] char_type('C', cntrl)
   Fail: (215) [system] char_type('C', cntrl)
^  Fail: (214) [user] is_like_space('C')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1463596)
   Exit: (213) [system] get_char((0x55798e5fad60), 'C')
   Call: (213) [system] 'C'='('
   Fail: (213) [system] 'C'='('
   Call: (213) [system] 'C'='['
   Fail: (213) [system] 'C'='['
   Call: (213) [system] 'C'='{'
   Fail: (213) [system] 'C'='{'
   Call: (213) [system] 'C'='"'
   Fail: (213) [system] 'C'='"'
   Call: (213) [system] 'C'=!
   Fail: (213) [system] 'C'=!
   Call: (213) [system] 'C'='\''
   Fail: (213) [system] 'C'='\''
   Call: (213) [system] 'C'='`'
   Fail: (213) [system] 'C'='`'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1447584)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1481238)
   Call: (215) [system] peek_char((0x55798e5fad60), _1482172)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _1481238=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (214) [user] classify_and_convert_charseq('C', [], _1447584)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1491482, _1491484), once(user:catch(read_from_chars(['C'], _1447584), _1491458, fail)), '$restore_trace'(_1491482, _1491484))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1491482, _1491484))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1447584), _1491458, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1447584)
   Fail: (215) [system] atomic(_1447584)
   Call: (215) [system] atom_chars(_1447584, ['C'])
   Exit: (215) [system] atom_chars('C', ['C'])
^  Exit: (214) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1500858)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1502716)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _1510454)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1513158)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'D')
   Call: (215) [system] 'D'=(;)
   Fail: (215) [system] 'D'=(;)
^  Call: (215) [user] is_like_space('D')
   Call: (216) [system] char_type('D', 'white')
   Fail: (216) [system] char_type('D', 'white')
   Call: (216) [system] char_type('D', end_of_line)
   Fail: (216) [system] char_type('D', end_of_line)
   Call: (216) [system] char_type('D', space)
   Fail: (216) [system] char_type('D', space)
   Call: (216) [system] char_type('D', cntrl)
   Fail: (216) [system] char_type('D', cntrl)
^  Fail: (215) [user] is_like_space('D')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1528236)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'D')
   Call: (213) [system] 'D'=')'
   Fail: (213) [system] 'D'=')'
   Call: (213) [system] 'D'=end_of_file
   Fail: (213) [system] 'D'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1533806)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1535664)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'D')
   Call: (215) [system] 'D'=(;)
   Fail: (215) [system] 'D'=(;)
^  Call: (215) [user] is_like_space('D')
   Call: (216) [system] char_type('D', 'white')
   Fail: (216) [system] char_type('D', 'white')
   Call: (216) [system] char_type('D', end_of_line)
   Fail: (216) [system] char_type('D', end_of_line)
   Call: (216) [system] char_type('D', space)
   Fail: (216) [system] char_type('D', space)
   Call: (216) [system] char_type('D', cntrl)
   Fail: (216) [system] char_type('D', cntrl)
^  Fail: (215) [user] is_like_space('D')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1549818)
   Exit: (214) [system] get_char((0x55798e5fad60), 'D')
   Call: (214) [system] 'D'='('
   Fail: (214) [system] 'D'='('
   Call: (214) [system] 'D'='['
   Fail: (214) [system] 'D'='['
   Call: (214) [system] 'D'='{'
   Fail: (214) [system] 'D'='{'
   Call: (214) [system] 'D'='"'
   Fail: (214) [system] 'D'='"'
   Call: (214) [system] 'D'=!
   Fail: (214) [system] 'D'=!
   Call: (214) [system] 'D'='\''
   Fail: (214) [system] 'D'='\''
   Call: (214) [system] 'D'='`'
   Fail: (214) [system] 'D'='`'
   Call: (214) [system] 'D'=end_of_file
   Fail: (214) [system] 'D'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1533806)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1567460)
   Call: (216) [system] peek_char((0x55798e5fad60), _1568394)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_1573114, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _1567460=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (215) [user] classify_and_convert_charseq('D', [], _1533806)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1579576, _1579578), once(user:catch(read_from_chars(['D'], _1533806), _1579552, fail)), '$restore_trace'(_1579576, _1579578))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1579576, _1579578))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1533806), _1579552, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1533806)
   Fail: (216) [system] atomic(_1533806)
   Call: (216) [system] atom_chars(_1533806, ['D'])
   Exit: (216) [system] atom_chars('D', ['D'])
^  Exit: (215) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1588952)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1590810)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1604964)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55798e5fad60), _1608754)
   Exit: (214) [system] get_char((0x55798e5fad60), ')')
   Call: (214) [system] _1588952=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [])
   Call: (213) [system] _1500858=['D']
   Exit: (213) [system] ['D']=['D']
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (212) [system] _1414636=['C', 'D']
   Exit: (212) [system] ['C', 'D']=['C', 'D']
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (211) [system] _1236406=['OrLink', 'C', 'D']
   Exit: (211) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1622636)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1624494)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _1632232)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1634936)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'E')
   Call: (212) [system] 'E'=(;)
   Fail: (212) [system] 'E'=(;)
^  Call: (212) [user] is_like_space('E')
   Call: (213) [system] char_type('E', 'white')
   Fail: (213) [system] char_type('E', 'white')
   Call: (213) [system] char_type('E', end_of_line)
   Fail: (213) [system] char_type('E', end_of_line)
   Call: (213) [system] char_type('E', space)
   Fail: (213) [system] char_type('E', space)
   Call: (213) [system] char_type('E', cntrl)
   Fail: (213) [system] char_type('E', cntrl)
^  Fail: (212) [user] is_like_space('E')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1650014)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'E')
   Call: (210) [system] 'E'=')'
   Fail: (210) [system] 'E'=')'
   Call: (210) [system] 'E'=end_of_file
   Fail: (210) [system] 'E'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1655584)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1657442)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'E')
   Call: (212) [system] 'E'=(;)
   Fail: (212) [system] 'E'=(;)
^  Call: (212) [user] is_like_space('E')
   Call: (213) [system] char_type('E', 'white')
   Fail: (213) [system] char_type('E', 'white')
   Call: (213) [system] char_type('E', end_of_line)
   Fail: (213) [system] char_type('E', end_of_line)
   Call: (213) [system] char_type('E', space)
   Fail: (213) [system] char_type('E', space)
   Call: (213) [system] char_type('E', cntrl)
   Fail: (213) [system] char_type('E', cntrl)
^  Fail: (212) [user] is_like_space('E')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1671596)
   Exit: (211) [system] get_char((0x55798e5fad60), 'E')
   Call: (211) [system] 'E'='('
   Fail: (211) [system] 'E'='('
   Call: (211) [system] 'E'='['
   Fail: (211) [system] 'E'='['
   Call: (211) [system] 'E'='{'
   Fail: (211) [system] 'E'='{'
   Call: (211) [system] 'E'='"'
   Fail: (211) [system] 'E'='"'
   Call: (211) [system] 'E'=!
   Fail: (211) [system] 'E'=!
   Call: (211) [system] 'E'='\''
   Fail: (211) [system] 'E'='\''
   Call: (211) [system] 'E'='`'
   Fail: (211) [system] 'E'='`'
   Call: (211) [system] 'E'=end_of_file
   Fail: (211) [system] 'E'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), 'E', _1655584)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1689238)
   Call: (213) [system] peek_char((0x55798e5fad60), _1690172)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_1694892, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _1689238=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (212) [user] classify_and_convert_charseq('E', [], _1655584)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1701354, _1701356), once(user:catch(read_from_chars(['E'], _1655584), _1701330, fail)), '$restore_trace'(_1701354, _1701356))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1701354, _1701356))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1655584), _1701330, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_1655584)
   Fail: (213) [system] atomic(_1655584)
   Call: (213) [system] atom_chars(_1655584, ['E'])
   Exit: (213) [system] atom_chars('E', ['E'])
^  Exit: (212) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1710730)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1712588)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1726742)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55798e5fad60), _1730532)
   Exit: (211) [system] get_char((0x55798e5fad60), ')')
   Call: (211) [system] _1710730=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [])
   Call: (210) [system] _1622636=['E']
   Exit: (210) [system] ['E']=['E']
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (209) [system] _1203458=[['OrLink', 'C', 'D'], 'E']
   Exit: (209) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (208) [system] _941578=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (208) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1744414)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1746272)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _1754010)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1756714)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1771792)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _1777362)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1779220)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _1793374)
   Exit: (208) [system] get_char((0x55798e5fad60), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1777362)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1798944)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'I')
   Call: (210) [system] 'I'=(;)
   Fail: (210) [system] 'I'=(;)
^  Call: (210) [user] is_like_space('I')
   Call: (211) [system] char_type('I', 'white')
   Fail: (211) [system] char_type('I', 'white')
   Call: (211) [system] char_type('I', end_of_line)
   Fail: (211) [system] char_type('I', end_of_line)
   Call: (211) [system] char_type('I', space)
   Fail: (211) [system] char_type('I', space)
   Call: (211) [system] char_type('I', cntrl)
   Fail: (211) [system] char_type('I', cntrl)
^  Fail: (210) [user] is_like_space('I')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1813098)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'I')
   Call: (209) [system] 'I'=')'
   Fail: (209) [system] 'I'=')'
   Call: (209) [system] 'I'=end_of_file
   Fail: (209) [system] 'I'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1818668)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1820526)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'I')
   Call: (211) [system] 'I'=(;)
   Fail: (211) [system] 'I'=(;)
^  Call: (211) [user] is_like_space('I')
   Call: (212) [system] char_type('I', 'white')
   Fail: (212) [system] char_type('I', 'white')
   Call: (212) [system] char_type('I', end_of_line)
   Fail: (212) [system] char_type('I', end_of_line)
   Call: (212) [system] char_type('I', space)
   Fail: (212) [system] char_type('I', space)
   Call: (212) [system] char_type('I', cntrl)
   Fail: (212) [system] char_type('I', cntrl)
^  Fail: (211) [user] is_like_space('I')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1834680)
   Exit: (210) [system] get_char((0x55798e5fad60), 'I')
   Call: (210) [system] 'I'='('
   Fail: (210) [system] 'I'='('
   Call: (210) [system] 'I'='['
   Fail: (210) [system] 'I'='['
   Call: (210) [system] 'I'='{'
   Fail: (210) [system] 'I'='{'
   Call: (210) [system] 'I'='"'
   Fail: (210) [system] 'I'='"'
   Call: (210) [system] 'I'=!
   Fail: (210) [system] 'I'=!
   Call: (210) [system] 'I'='\''
   Fail: (210) [system] 'I'='\''
   Call: (210) [system] 'I'='`'
   Fail: (210) [system] 'I'='`'
   Call: (210) [system] 'I'=end_of_file
   Fail: (210) [system] 'I'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1818668)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1852322)
   Call: (212) [system] peek_char((0x55798e5fad60), _1853256)
   Exit: (212) [system] peek_char((0x55798e5fad60), m)
^  Call: (212) [user] is_delimiter(m)
   Call: (213) [system] char_type(m, space)
   Fail: (213) [system] char_type(m, space)
   Call: (213) [system] arg(_1857976, v('(', ')', end_of_file), m)
   Fail: (213) [system] arg(_1858908, v('(', ')', end_of_file), m)
^  Fail: (212) [user] is_delimiter(m)
   Call: (212) [system] ')'==m
   Fail: (212) [system] ')'==m
   Call: (212) [system] get_char((0x55798e5fad60), m)
   Exit: (212) [system] get_char((0x55798e5fad60), m)
   Call: (212) [system] m=(\)
   Fail: (212) [system] m=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1866258)
   Call: (213) [system] peek_char((0x55798e5fad60), _1867192)
   Exit: (213) [system] peek_char((0x55798e5fad60), p)
^  Call: (213) [user] is_delimiter(p)
   Call: (214) [system] char_type(p, space)
   Fail: (214) [system] char_type(p, space)
   Call: (214) [system] arg(_1871912, v('(', ')', end_of_file), p)
   Fail: (214) [system] arg(_1872844, v('(', ')', end_of_file), p)
^  Fail: (213) [user] is_delimiter(p)
   Call: (213) [system] ')'==p
   Fail: (213) [system] ')'==p
   Call: (213) [system] get_char((0x55798e5fad60), p)
   Exit: (213) [system] get_char((0x55798e5fad60), p)
   Call: (213) [system] p=(\)
   Fail: (213) [system] p=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1880194)
   Call: (214) [system] peek_char((0x55798e5fad60), _1881128)
   Exit: (214) [system] peek_char((0x55798e5fad60), l)
^  Call: (214) [user] is_delimiter(l)
   Call: (215) [system] char_type(l, space)
   Fail: (215) [system] char_type(l, space)
   Call: (215) [system] arg(_1885848, v('(', ')', end_of_file), l)
   Fail: (215) [system] arg(_1886780, v('(', ')', end_of_file), l)
^  Fail: (214) [user] is_delimiter(l)
   Call: (214) [system] ')'==l
   Fail: (214) [system] ')'==l
   Call: (214) [system] get_char((0x55798e5fad60), l)
   Exit: (214) [system] get_char((0x55798e5fad60), l)
   Call: (214) [system] l=(\)
   Fail: (214) [system] l=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1894130)
   Call: (215) [system] peek_char((0x55798e5fad60), _1895064)
   Exit: (215) [system] peek_char((0x55798e5fad60), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_1899784, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_1900716, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55798e5fad60), i)
   Exit: (215) [system] get_char((0x55798e5fad60), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1908066)
   Call: (216) [system] peek_char((0x55798e5fad60), _1909000)
   Exit: (216) [system] peek_char((0x55798e5fad60), c)
^  Call: (216) [user] is_delimiter(c)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] arg(_1913720, v('(', ')', end_of_file), c)
   Fail: (217) [system] arg(_1914652, v('(', ')', end_of_file), c)
^  Fail: (216) [user] is_delimiter(c)
   Call: (216) [system] ')'==c
   Fail: (216) [system] ')'==c
   Call: (216) [system] get_char((0x55798e5fad60), c)
   Exit: (216) [system] get_char((0x55798e5fad60), c)
   Call: (216) [system] c=(\)
   Fail: (216) [system] c=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1922002)
   Call: (217) [system] peek_char((0x55798e5fad60), _1922936)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
^  Call: (217) [user] is_delimiter(a)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] arg(_1927656, v('(', ')', end_of_file), a)
   Fail: (218) [system] arg(_1928588, v('(', ')', end_of_file), a)
^  Fail: (217) [user] is_delimiter(a)
   Call: (217) [system] ')'==a
   Fail: (217) [system] ')'==a
   Call: (217) [system] get_char((0x55798e5fad60), a)
   Exit: (217) [system] get_char((0x55798e5fad60), a)
   Call: (217) [system] a=(\)
   Fail: (217) [system] a=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1935938)
   Call: (218) [system] peek_char((0x55798e5fad60), _1936872)
   Exit: (218) [system] peek_char((0x55798e5fad60), t)
^  Call: (218) [user] is_delimiter(t)
   Call: (219) [system] char_type(t, space)
   Fail: (219) [system] char_type(t, space)
   Call: (219) [system] arg(_1941592, v('(', ')', end_of_file), t)
   Fail: (219) [system] arg(_1942524, v('(', ')', end_of_file), t)
^  Fail: (218) [user] is_delimiter(t)
   Call: (218) [system] ')'==t
   Fail: (218) [system] ')'==t
   Call: (218) [system] get_char((0x55798e5fad60), t)
   Exit: (218) [system] get_char((0x55798e5fad60), t)
   Call: (218) [system] t=(\)
   Fail: (218) [system] t=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1949874)
   Call: (219) [system] peek_char((0x55798e5fad60), _1950808)
   Exit: (219) [system] peek_char((0x55798e5fad60), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_1955528, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_1956460, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55798e5fad60), i)
   Exit: (219) [system] get_char((0x55798e5fad60), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1963810)
   Call: (220) [system] peek_char((0x55798e5fad60), _1964744)
   Exit: (220) [system] peek_char((0x55798e5fad60), o)
^  Call: (220) [user] is_delimiter(o)
   Call: (221) [system] char_type(o, space)
   Fail: (221) [system] char_type(o, space)
   Call: (221) [system] arg(_1969464, v('(', ')', end_of_file), o)
   Fail: (221) [system] arg(_1970396, v('(', ')', end_of_file), o)
^  Fail: (220) [user] is_delimiter(o)
   Call: (220) [system] ')'==o
   Fail: (220) [system] ')'==o
   Call: (220) [system] get_char((0x55798e5fad60), o)
   Exit: (220) [system] get_char((0x55798e5fad60), o)
   Call: (220) [system] o=(\)
   Fail: (220) [system] o=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1977746)
   Call: (221) [system] peek_char((0x55798e5fad60), _1978680)
   Exit: (221) [system] peek_char((0x55798e5fad60), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1983400, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1984332, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55798e5fad60), n)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1991682)
   Call: (222) [system] peek_char((0x55798e5fad60), _1992616)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _1991682=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (221) [system] _1977746=[n]
   Exit: (221) [system] [n]=[n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (220) [system] _1963810=[o, n]
   Exit: (220) [system] [o, n]=[o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (219) [system] _1949874=[i, o, n]
   Exit: (219) [system] [i, o, n]=[i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (218) [system] _1935938=[t, i, o, n]
   Exit: (218) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (217) [system] _1922002=[a, t, i, o, n]
   Exit: (217) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (216) [system] _1908066=[c, a, t, i, o, n]
   Exit: (216) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (215) [system] _1894130=[i, c, a, t, i, o, n]
   Exit: (215) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (214) [system] _1880194=[l, i, c, a, t, i, o, n]
   Exit: (214) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (213) [system] _1866258=[p, l, i, c, a, t, i, o, n]
   Exit: (213) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (212) [system] _1852322=[m, p, l, i, c, a, t, i, o, n]
   Exit: (212) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (211) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1818668)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_2029866, _2029868), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1818668), _2029842, fail)), '$restore_trace'(_2029866, _2029868))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_2029866, _2029868))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1818668), _2029842, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_1818668)
   Fail: (212) [system] atomic(_1818668)
   Call: (212) [system] atom_chars(_1818668, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (212) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (211) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _2039242)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _2041100)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _2048838)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _2051542)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _2066620)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _2072190)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _2074048)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _2088202)
   Exit: (211) [system] get_char((0x55798e5fad60), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _2072190)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _2093772)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'O')
   Call: (213) [system] 'O'=(;)
   Fail: (213) [system] 'O'=(;)
^  Call: (213) [user] is_like_space('O')
   Call: (214) [system] char_type('O', 'white')
   Fail: (214) [system] char_type('O', 'white')
   Call: (214) [system] char_type('O', end_of_line)
   Fail: (214) [system] char_type('O', end_of_line)
   Call: (214) [system] char_type('O', space)
   Fail: (214) [system] char_type('O', space)
   Call: (214) [system] char_type('O', cntrl)
   Fail: (214) [system] char_type('O', cntrl)
^  Fail: (213) [user] is_like_space('O')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _15430)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'O')
   Call: (212) [system] 'O'=')'
   Fail: (212) [system] 'O'=')'
   Call: (212) [system] 'O'=end_of_file
   Fail: (212) [system] 'O'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _21000)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _22858)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'O')
   Call: (214) [system] 'O'=(;)
   Fail: (214) [system] 'O'=(;)
^  Call: (214) [user] is_like_space('O')
   Call: (215) [system] char_type('O', 'white')
   Fail: (215) [system] char_type('O', 'white')
   Call: (215) [system] char_type('O', end_of_line)
   Fail: (215) [system] char_type('O', end_of_line)
   Call: (215) [system] char_type('O', space)
   Fail: (215) [system] char_type('O', space)
   Call: (215) [system] char_type('O', cntrl)
   Fail: (215) [system] char_type('O', cntrl)
^  Fail: (214) [user] is_like_space('O')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _37012)
   Exit: (213) [system] get_char((0x55798e5fad60), 'O')
   Call: (213) [system] 'O'='('
   Fail: (213) [system] 'O'='('
   Call: (213) [system] 'O'='['
   Fail: (213) [system] 'O'='['
   Call: (213) [system] 'O'='{'
   Fail: (213) [system] 'O'='{'
   Call: (213) [system] 'O'='"'
   Fail: (213) [system] 'O'='"'
   Call: (213) [system] 'O'=!
   Fail: (213) [system] 'O'=!
   Call: (213) [system] 'O'='\''
   Fail: (213) [system] 'O'='\''
   Call: (213) [system] 'O'='`'
   Fail: (213) [system] 'O'='`'
   Call: (213) [system] 'O'=end_of_file
   Fail: (213) [system] 'O'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'O', _21000)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _54654)
   Call: (215) [system] peek_char((0x55798e5fad60), _55588)
   Exit: (215) [system] peek_char((0x55798e5fad60), r)
^  Call: (215) [user] is_delimiter(r)
   Call: (216) [system] char_type(r, space)
   Fail: (216) [system] char_type(r, space)
   Call: (216) [system] arg(_60308, v('(', ')', end_of_file), r)
   Fail: (216) [system] arg(_61240, v('(', ')', end_of_file), r)
^  Fail: (215) [user] is_delimiter(r)
   Call: (215) [system] ')'==r
   Fail: (215) [system] ')'==r
   Call: (215) [system] get_char((0x55798e5fad60), r)
   Exit: (215) [system] get_char((0x55798e5fad60), r)
   Call: (215) [system] r=(\)
   Fail: (215) [system] r=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _68590)
   Call: (216) [system] peek_char((0x55798e5fad60), _69524)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (216) [user] is_delimiter('L')
   Call: (217) [system] char_type('L', space)
   Fail: (217) [system] char_type('L', space)
   Call: (217) [system] arg(_74244, v('(', ')', end_of_file), 'L')
   Fail: (217) [system] arg(_75176, v('(', ')', end_of_file), 'L')
^  Fail: (216) [user] is_delimiter('L')
   Call: (216) [system] ')'=='L'
   Fail: (216) [system] ')'=='L'
   Call: (216) [system] get_char((0x55798e5fad60), 'L')
   Exit: (216) [system] get_char((0x55798e5fad60), 'L')
   Call: (216) [system] 'L'=(\)
   Fail: (216) [system] 'L'=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _82526)
   Call: (217) [system] peek_char((0x55798e5fad60), _83460)
   Exit: (217) [system] peek_char((0x55798e5fad60), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_88180, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_89112, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55798e5fad60), i)
   Exit: (217) [system] get_char((0x55798e5fad60), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _96462)
   Call: (218) [system] peek_char((0x55798e5fad60), _97396)
   Exit: (218) [system] peek_char((0x55798e5fad60), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_102116, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_103048, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55798e5fad60), n)
   Exit: (218) [system] get_char((0x55798e5fad60), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _110398)
   Call: (219) [system] peek_char((0x55798e5fad60), _111332)
   Exit: (219) [system] peek_char((0x55798e5fad60), k)
^  Call: (219) [user] is_delimiter(k)
   Call: (220) [system] char_type(k, space)
   Fail: (220) [system] char_type(k, space)
   Call: (220) [system] arg(_116052, v('(', ')', end_of_file), k)
   Fail: (220) [system] arg(_116984, v('(', ')', end_of_file), k)
^  Fail: (219) [user] is_delimiter(k)
   Call: (219) [system] ')'==k
   Fail: (219) [system] ')'==k
   Call: (219) [system] get_char((0x55798e5fad60), k)
   Exit: (219) [system] get_char((0x55798e5fad60), k)
   Call: (219) [system] k=(\)
   Fail: (219) [system] k=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _124334)
   Call: (220) [system] peek_char((0x55798e5fad60), _125268)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _124334=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (219) [system] _110398=[k]
   Exit: (219) [system] [k]=[k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (218) [system] _96462=[n, k]
   Exit: (218) [system] [n, k]=[n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (217) [system] _82526=[i, n, k]
   Exit: (217) [system] [i, n, k]=[i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (216) [system] _68590=['L', i, n, k]
   Exit: (216) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (215) [system] _54654=[r, 'L', i, n, k]
   Exit: (215) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (214) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _21000)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_148548, _148550), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _21000), _148524, fail)), '$restore_trace'(_148548, _148550))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_148548, _148550))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _21000), _148524, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_21000)
   Fail: (215) [system] atomic(_21000)
   Call: (215) [system] atom_chars(_21000, ['O', r, 'L', i, n, k])
   Exit: (215) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (214) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _157924)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _159782)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _167520)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _170224)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _185302)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'C')
   Call: (213) [system] 'C'=')'
   Fail: (213) [system] 'C'=')'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _190872)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _192730)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _206884)
   Exit: (214) [system] get_char((0x55798e5fad60), 'C')
   Call: (214) [system] 'C'='('
   Fail: (214) [system] 'C'='('
   Call: (214) [system] 'C'='['
   Fail: (214) [system] 'C'='['
   Call: (214) [system] 'C'='{'
   Fail: (214) [system] 'C'='{'
   Call: (214) [system] 'C'='"'
   Fail: (214) [system] 'C'='"'
   Call: (214) [system] 'C'=!
   Fail: (214) [system] 'C'=!
   Call: (214) [system] 'C'='\''
   Fail: (214) [system] 'C'='\''
   Call: (214) [system] 'C'='`'
   Fail: (214) [system] 'C'='`'
   Call: (214) [system] 'C'=end_of_file
   Fail: (214) [system] 'C'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'C', _190872)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _224526)
   Call: (216) [system] peek_char((0x55798e5fad60), _225460)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _224526=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (215) [user] classify_and_convert_charseq('C', [], _190872)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_234770, _234772), once(user:catch(read_from_chars(['C'], _190872), _234746, fail)), '$restore_trace'(_234770, _234772))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_234770, _234772))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _190872), _234746, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_190872)
   Fail: (216) [system] atomic(_190872)
   Call: (216) [system] atom_chars(_190872, ['C'])
   Exit: (216) [system] atom_chars('C', ['C'])
^  Exit: (215) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _244146)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _246004)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _253742)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _256446)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'D')
   Call: (216) [system] 'D'=(;)
   Fail: (216) [system] 'D'=(;)
^  Call: (216) [user] is_like_space('D')
   Call: (217) [system] char_type('D', 'white')
   Fail: (217) [system] char_type('D', 'white')
   Call: (217) [system] char_type('D', end_of_line)
   Fail: (217) [system] char_type('D', end_of_line)
   Call: (217) [system] char_type('D', space)
   Fail: (217) [system] char_type('D', space)
   Call: (217) [system] char_type('D', cntrl)
   Fail: (217) [system] char_type('D', cntrl)
^  Fail: (216) [user] is_like_space('D')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _271524)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'D')
   Call: (214) [system] 'D'=')'
   Fail: (214) [system] 'D'=')'
   Call: (214) [system] 'D'=end_of_file
   Fail: (214) [system] 'D'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _277094)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _278952)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'D')
   Call: (216) [system] 'D'=(;)
   Fail: (216) [system] 'D'=(;)
^  Call: (216) [user] is_like_space('D')
   Call: (217) [system] char_type('D', 'white')
   Fail: (217) [system] char_type('D', 'white')
   Call: (217) [system] char_type('D', end_of_line)
   Fail: (217) [system] char_type('D', end_of_line)
   Call: (217) [system] char_type('D', space)
   Fail: (217) [system] char_type('D', space)
   Call: (217) [system] char_type('D', cntrl)
   Fail: (217) [system] char_type('D', cntrl)
^  Fail: (216) [user] is_like_space('D')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _293106)
   Exit: (215) [system] get_char((0x55798e5fad60), 'D')
   Call: (215) [system] 'D'='('
   Fail: (215) [system] 'D'='('
   Call: (215) [system] 'D'='['
   Fail: (215) [system] 'D'='['
   Call: (215) [system] 'D'='{'
   Fail: (215) [system] 'D'='{'
   Call: (215) [system] 'D'='"'
   Fail: (215) [system] 'D'='"'
   Call: (215) [system] 'D'=!
   Fail: (215) [system] 'D'=!
   Call: (215) [system] 'D'='\''
   Fail: (215) [system] 'D'='\''
   Call: (215) [system] 'D'='`'
   Fail: (215) [system] 'D'='`'
   Call: (215) [system] 'D'=end_of_file
   Fail: (215) [system] 'D'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'D', _277094)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _310748)
   Call: (217) [system] peek_char((0x55798e5fad60), _311682)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
^  Call: (217) [user] is_delimiter(')')
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] arg(_316402, v('(', ')', end_of_file), ')')
   Exit: (218) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (217) [user] is_delimiter(')')
   Call: (217) [system] _310748=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (216) [user] classify_and_convert_charseq('D', [], _277094)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_322864, _322866), once(user:catch(read_from_chars(['D'], _277094), _322840, fail)), '$restore_trace'(_322864, _322866))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_322864, _322866))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _277094), _322840, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_277094)
   Fail: (217) [system] atomic(_277094)
   Call: (217) [system] atom_chars(_277094, ['D'])
   Exit: (217) [system] atom_chars('D', ['D'])
^  Exit: (216) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _332240)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _334098)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _348252)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55798e5fad60), _352042)
   Exit: (215) [system] get_char((0x55798e5fad60), ')')
   Call: (215) [system] _332240=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [])
   Call: (214) [system] _244146=['D']
   Exit: (214) [system] ['D']=['D']
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (213) [system] _157924=['C', 'D']
   Exit: (213) [system] ['C', 'D']=['C', 'D']
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (212) [system] _4312=['OrLink', 'C', 'D']
   Exit: (212) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _365924)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _367782)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _375520)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _378224)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'E')
   Call: (213) [system] 'E'=(;)
   Fail: (213) [system] 'E'=(;)
^  Call: (213) [user] is_like_space('E')
   Call: (214) [system] char_type('E', 'white')
   Fail: (214) [system] char_type('E', 'white')
   Call: (214) [system] char_type('E', end_of_line)
   Fail: (214) [system] char_type('E', end_of_line)
   Call: (214) [system] char_type('E', space)
   Fail: (214) [system] char_type('E', space)
   Call: (214) [system] char_type('E', cntrl)
   Fail: (214) [system] char_type('E', cntrl)
^  Fail: (213) [user] is_like_space('E')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _393302)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'E')
   Call: (211) [system] 'E'=')'
   Fail: (211) [system] 'E'=')'
   Call: (211) [system] 'E'=end_of_file
   Fail: (211) [system] 'E'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _398872)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _400730)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'E')
   Call: (213) [system] 'E'=(;)
   Fail: (213) [system] 'E'=(;)
^  Call: (213) [user] is_like_space('E')
   Call: (214) [system] char_type('E', 'white')
   Fail: (214) [system] char_type('E', 'white')
   Call: (214) [system] char_type('E', end_of_line)
   Fail: (214) [system] char_type('E', end_of_line)
   Call: (214) [system] char_type('E', space)
   Fail: (214) [system] char_type('E', space)
   Call: (214) [system] char_type('E', cntrl)
   Fail: (214) [system] char_type('E', cntrl)
^  Fail: (213) [user] is_like_space('E')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _414884)
   Exit: (212) [system] get_char((0x55798e5fad60), 'E')
   Call: (212) [system] 'E'='('
   Fail: (212) [system] 'E'='('
   Call: (212) [system] 'E'='['
   Fail: (212) [system] 'E'='['
   Call: (212) [system] 'E'='{'
   Fail: (212) [system] 'E'='{'
   Call: (212) [system] 'E'='"'
   Fail: (212) [system] 'E'='"'
   Call: (212) [system] 'E'=!
   Fail: (212) [system] 'E'=!
   Call: (212) [system] 'E'='\''
   Fail: (212) [system] 'E'='\''
   Call: (212) [system] 'E'='`'
   Fail: (212) [system] 'E'='`'
   Call: (212) [system] 'E'=end_of_file
   Fail: (212) [system] 'E'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), 'E', _398872)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _432526)
   Call: (214) [system] peek_char((0x55798e5fad60), _433460)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_438180, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _432526=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (213) [user] classify_and_convert_charseq('E', [], _398872)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_444642, _444644), once(user:catch(read_from_chars(['E'], _398872), _444618, fail)), '$restore_trace'(_444642, _444644))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_444642, _444644))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _398872), _444618, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_398872)
   Fail: (214) [system] atomic(_398872)
   Call: (214) [system] atom_chars(_398872, ['E'])
   Exit: (214) [system] atom_chars('E', ['E'])
^  Exit: (213) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _454018)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _455876)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _470030)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55798e5fad60), _473820)
   Exit: (212) [system] get_char((0x55798e5fad60), ')')
   Call: (212) [system] _454018=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [])
   Call: (211) [system] _365924=['E']
   Exit: (211) [system] ['E']=['E']
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (210) [system] _4308=[['OrLink', 'C', 'D'], 'E']
   Exit: (210) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (209) [system] _4300=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (209) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _487702)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _489560)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _503714)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55798e5fad60), _507504)
   Exit: (208) [system] get_char((0x55798e5fad60), ')')
   Call: (208) [system] _487702=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [])
   Call: (207) [system] _4296=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (207) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (206) [system] _4254=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (206) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (205) [system] _4246=['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (205) [system] ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _521386)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _523244)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _537398)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55798e5fad60), _541188)
   Exit: (204) [system] get_char((0x55798e5fad60), ')')
   Call: (204) [system] _521386=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [])
   Call: (203) [system] _4242=[['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (203) [system] [['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (202) [system] _4218=[['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (202) [system] [['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (201) [system] _4210=[:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (201) [system] [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _555070)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _556928)
   Exit: (201) [system] peek_char((0x55798e5fad60), '\n')
   Call: (201) [system] '\n'=(;)
   Fail: (201) [system] '\n'=(;)
^  Call: (201) [user] is_like_space('\n')
   Call: (202) [system] char_type('\n', 'white')
   Fail: (202) [system] char_type('\n', 'white')
   Call: (202) [system] char_type('\n', end_of_line)
   Exit: (202) [system] char_type('\n', end_of_line)
^  Exit: (201) [user] is_like_space('\n')
   Call: (201) [system] get_char((0x55798e5fad60), _566522)
   Exit: (201) [system] get_char((0x55798e5fad60), '\n')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _569226)
   Exit: (202) [system] peek_char((0x55798e5fad60), '\t')
   Call: (202) [system] '\t'=(;)
   Fail: (202) [system] '\t'=(;)
^  Call: (202) [user] is_like_space('\t')
   Call: (203) [system] char_type('\t', 'white')
   Exit: (203) [system] char_type('\t', 'white')
^  Exit: (202) [user] is_like_space('\t')
   Call: (202) [system] get_char((0x55798e5fad60), _576964)
   Exit: (202) [system] get_char((0x55798e5fad60), '\t')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _579668)
   Exit: (203) [system] peek_char((0x55798e5fad60), '\t')
   Call: (203) [system] '\t'=(;)
   Fail: (203) [system] '\t'=(;)
^  Call: (203) [user] is_like_space('\t')
   Call: (204) [system] char_type('\t', 'white')
   Exit: (204) [system] char_type('\t', 'white')
^  Exit: (203) [user] is_like_space('\t')
   Call: (203) [system] get_char((0x55798e5fad60), _587406)
   Exit: (203) [system] get_char((0x55798e5fad60), '\t')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _590110)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _597848)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _600552)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _618402)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=')'
   Fail: (200) [system] '('=')'
   Call: (200) [system] '('=end_of_file
   Fail: (200) [system] '('=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _623972)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _625830)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _639984)
   Exit: (201) [system] get_char((0x55798e5fad60), '(')
   Call: (201) [system] '('='('
   Exit: (201) [system] '('='('
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _623972)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _645554)
   Exit: (203) [system] peek_char((0x55798e5fad60), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _659708)
   Exit: (202) [system] peek_char((0x55798e5fad60), :)
   Call: (202) [system] (:)=')'
   Fail: (202) [system] (:)=')'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _665278)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _667136)
   Exit: (204) [system] peek_char((0x55798e5fad60), :)
   Call: (204) [system] (:)=(;)
   Fail: (204) [system] (:)=(;)
^  Call: (204) [user] is_like_space(:)
   Call: (205) [system] char_type(:, 'white')
   Fail: (205) [system] char_type(:, 'white')
   Call: (205) [system] char_type(:, end_of_line)
   Fail: (205) [system] char_type(:, end_of_line)
   Call: (205) [system] char_type(:, space)
   Fail: (205) [system] char_type(:, space)
   Call: (205) [system] char_type(:, cntrl)
   Fail: (205) [system] char_type(:, cntrl)
^  Fail: (204) [user] is_like_space(:)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _681290)
   Exit: (203) [system] get_char((0x55798e5fad60), :)
   Call: (203) [system] (:)='('
   Fail: (203) [system] (:)='('
   Call: (203) [system] (:)='['
   Fail: (203) [system] (:)='['
   Call: (203) [system] (:)='{'
   Fail: (203) [system] (:)='{'
   Call: (203) [system] (:)='"'
   Fail: (203) [system] (:)='"'
   Call: (203) [system] (:)=!
   Fail: (203) [system] (:)=!
   Call: (203) [system] (:)='\''
   Fail: (203) [system] (:)='\''
   Call: (203) [system] (:)='`'
   Fail: (203) [system] (:)='`'
   Call: (203) [system] (:)=end_of_file
   Fail: (203) [system] (:)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), :, _665278)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _698932)
   Call: (205) [system] peek_char((0x55798e5fad60), _699866)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _698932=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (204) [user] classify_and_convert_charseq(:, [], _665278)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_709176, _709178), once(user:catch(read_from_chars([:], _665278), _709152, fail)), '$restore_trace'(_709176, _709178))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_709176, _709178))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _709152, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(:)
   Exit: (205) [system] atomic(:)
^  Exit: (204) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _716676)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _718534)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _726272)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _728976)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _744054)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _749624)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _751482)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _765636)
   Exit: (204) [system] get_char((0x55798e5fad60), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _749624)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _771206)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'C')
   Call: (206) [system] 'C'=(;)
   Fail: (206) [system] 'C'=(;)
^  Call: (206) [user] is_like_space('C')
   Call: (207) [system] char_type('C', 'white')
   Fail: (207) [system] char_type('C', 'white')
   Call: (207) [system] char_type('C', end_of_line)
   Fail: (207) [system] char_type('C', end_of_line)
   Call: (207) [system] char_type('C', space)
   Fail: (207) [system] char_type('C', space)
   Call: (207) [system] char_type('C', cntrl)
   Fail: (207) [system] char_type('C', cntrl)
^  Fail: (206) [user] is_like_space('C')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _785360)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'C')
   Call: (205) [system] 'C'=')'
   Fail: (205) [system] 'C'=')'
   Call: (205) [system] 'C'=end_of_file
   Fail: (205) [system] 'C'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _790930)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _792788)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'C')
   Call: (207) [system] 'C'=(;)
   Fail: (207) [system] 'C'=(;)
^  Call: (207) [user] is_like_space('C')
   Call: (208) [system] char_type('C', 'white')
   Fail: (208) [system] char_type('C', 'white')
   Call: (208) [system] char_type('C', end_of_line)
   Fail: (208) [system] char_type('C', end_of_line)
   Call: (208) [system] char_type('C', space)
   Fail: (208) [system] char_type('C', space)
   Call: (208) [system] char_type('C', cntrl)
   Fail: (208) [system] char_type('C', cntrl)
^  Fail: (207) [user] is_like_space('C')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _806942)
   Exit: (206) [system] get_char((0x55798e5fad60), 'C')
   Call: (206) [system] 'C'='('
   Fail: (206) [system] 'C'='('
   Call: (206) [system] 'C'='['
   Fail: (206) [system] 'C'='['
   Call: (206) [system] 'C'='{'
   Fail: (206) [system] 'C'='{'
   Call: (206) [system] 'C'='"'
   Fail: (206) [system] 'C'='"'
   Call: (206) [system] 'C'=!
   Fail: (206) [system] 'C'=!
   Call: (206) [system] 'C'='\''
   Fail: (206) [system] 'C'='\''
   Call: (206) [system] 'C'='`'
   Fail: (206) [system] 'C'='`'
   Call: (206) [system] 'C'=end_of_file
   Fail: (206) [system] 'C'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55798e5fad60), 'C', _790930)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _824584)
   Call: (208) [system] peek_char((0x55798e5fad60), _825518)
   Exit: (208) [system] peek_char((0x55798e5fad60), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_830238, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_831170, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55798e5fad60), o)
   Exit: (208) [system] get_char((0x55798e5fad60), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _838520)
   Call: (209) [system] peek_char((0x55798e5fad60), _839454)
   Exit: (209) [system] peek_char((0x55798e5fad60), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_844174, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_845106, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55798e5fad60), n)
   Exit: (209) [system] get_char((0x55798e5fad60), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _852456)
   Call: (210) [system] peek_char((0x55798e5fad60), _853390)
   Exit: (210) [system] peek_char((0x55798e5fad60), j)
^  Call: (210) [user] is_delimiter(j)
   Call: (211) [system] char_type(j, space)
   Fail: (211) [system] char_type(j, space)
   Call: (211) [system] arg(_858110, v('(', ')', end_of_file), j)
   Fail: (211) [system] arg(_859042, v('(', ')', end_of_file), j)
^  Fail: (210) [user] is_delimiter(j)
   Call: (210) [system] ')'==j
   Fail: (210) [system] ')'==j
   Call: (210) [system] get_char((0x55798e5fad60), j)
   Exit: (210) [system] get_char((0x55798e5fad60), j)
   Call: (210) [system] j=(\)
   Fail: (210) [system] j=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _866392)
   Call: (211) [system] peek_char((0x55798e5fad60), _867326)
   Exit: (211) [system] peek_char((0x55798e5fad60), u)
^  Call: (211) [user] is_delimiter(u)
   Call: (212) [system] char_type(u, space)
   Fail: (212) [system] char_type(u, space)
   Call: (212) [system] arg(_872046, v('(', ')', end_of_file), u)
   Fail: (212) [system] arg(_872978, v('(', ')', end_of_file), u)
^  Fail: (211) [user] is_delimiter(u)
   Call: (211) [system] ')'==u
   Fail: (211) [system] ')'==u
   Call: (211) [system] get_char((0x55798e5fad60), u)
   Exit: (211) [system] get_char((0x55798e5fad60), u)
   Call: (211) [system] u=(\)
   Fail: (211) [system] u=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _880328)
   Call: (212) [system] peek_char((0x55798e5fad60), _881262)
   Exit: (212) [system] peek_char((0x55798e5fad60), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_885982, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_886914, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55798e5fad60), n)
   Exit: (212) [system] get_char((0x55798e5fad60), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _894264)
   Call: (213) [system] peek_char((0x55798e5fad60), _895198)
   Exit: (213) [system] peek_char((0x55798e5fad60), c)
^  Call: (213) [user] is_delimiter(c)
   Call: (214) [system] char_type(c, space)
   Fail: (214) [system] char_type(c, space)
   Call: (214) [system] arg(_899918, v('(', ')', end_of_file), c)
   Fail: (214) [system] arg(_900850, v('(', ')', end_of_file), c)
^  Fail: (213) [user] is_delimiter(c)
   Call: (213) [system] ')'==c
   Fail: (213) [system] ')'==c
   Call: (213) [system] get_char((0x55798e5fad60), c)
   Exit: (213) [system] get_char((0x55798e5fad60), c)
   Call: (213) [system] c=(\)
   Fail: (213) [system] c=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _908200)
   Call: (214) [system] peek_char((0x55798e5fad60), _909134)
   Exit: (214) [system] peek_char((0x55798e5fad60), t)
^  Call: (214) [user] is_delimiter(t)
   Call: (215) [system] char_type(t, space)
   Fail: (215) [system] char_type(t, space)
   Call: (215) [system] arg(_913854, v('(', ')', end_of_file), t)
   Fail: (215) [system] arg(_914786, v('(', ')', end_of_file), t)
^  Fail: (214) [user] is_delimiter(t)
   Call: (214) [system] ')'==t
   Fail: (214) [system] ')'==t
   Call: (214) [system] get_char((0x55798e5fad60), t)
   Exit: (214) [system] get_char((0x55798e5fad60), t)
   Call: (214) [system] t=(\)
   Fail: (214) [system] t=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _922136)
   Call: (215) [system] peek_char((0x55798e5fad60), _923070)
   Exit: (215) [system] peek_char((0x55798e5fad60), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_927790, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_928722, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55798e5fad60), i)
   Exit: (215) [system] get_char((0x55798e5fad60), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _936072)
   Call: (216) [system] peek_char((0x55798e5fad60), _937006)
   Exit: (216) [system] peek_char((0x55798e5fad60), o)
^  Call: (216) [user] is_delimiter(o)
   Call: (217) [system] char_type(o, space)
   Fail: (217) [system] char_type(o, space)
   Call: (217) [system] arg(_941726, v('(', ')', end_of_file), o)
   Fail: (217) [system] arg(_942658, v('(', ')', end_of_file), o)
^  Fail: (216) [user] is_delimiter(o)
   Call: (216) [system] ')'==o
   Fail: (216) [system] ')'==o
   Call: (216) [system] get_char((0x55798e5fad60), o)
   Exit: (216) [system] get_char((0x55798e5fad60), o)
   Call: (216) [system] o=(\)
   Fail: (216) [system] o=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _950008)
   Call: (217) [system] peek_char((0x55798e5fad60), _950942)
   Exit: (217) [system] peek_char((0x55798e5fad60), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_955662, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_956594, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55798e5fad60), n)
   Exit: (217) [system] get_char((0x55798e5fad60), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _963944)
   Call: (218) [system] peek_char((0x55798e5fad60), _964878)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (218) [user] is_delimiter('I')
   Call: (219) [system] char_type('I', space)
   Fail: (219) [system] char_type('I', space)
   Call: (219) [system] arg(_969598, v('(', ')', end_of_file), 'I')
   Fail: (219) [system] arg(_970530, v('(', ')', end_of_file), 'I')
^  Fail: (218) [user] is_delimiter('I')
   Call: (218) [system] ')'=='I'
   Fail: (218) [system] ')'=='I'
   Call: (218) [system] get_char((0x55798e5fad60), 'I')
   Exit: (218) [system] get_char((0x55798e5fad60), 'I')
   Call: (218) [system] 'I'=(\)
   Fail: (218) [system] 'I'=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _977880)
   Call: (219) [system] peek_char((0x55798e5fad60), _978814)
   Exit: (219) [system] peek_char((0x55798e5fad60), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_983534, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_984466, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55798e5fad60), n)
   Exit: (219) [system] get_char((0x55798e5fad60), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _991816)
   Call: (220) [system] peek_char((0x55798e5fad60), _992750)
   Exit: (220) [system] peek_char((0x55798e5fad60), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_997470, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_998402, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55798e5fad60), t)
   Exit: (220) [system] get_char((0x55798e5fad60), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1005752)
   Call: (221) [system] peek_char((0x55798e5fad60), _1006686)
   Exit: (221) [system] peek_char((0x55798e5fad60), r)
^  Call: (221) [user] is_delimiter(r)
   Call: (222) [system] char_type(r, space)
   Fail: (222) [system] char_type(r, space)
   Call: (222) [system] arg(_1011406, v('(', ')', end_of_file), r)
   Fail: (222) [system] arg(_1012338, v('(', ')', end_of_file), r)
^  Fail: (221) [user] is_delimiter(r)
   Call: (221) [system] ')'==r
   Fail: (221) [system] ')'==r
   Call: (221) [system] get_char((0x55798e5fad60), r)
   Exit: (221) [system] get_char((0x55798e5fad60), r)
   Call: (221) [system] r=(\)
   Fail: (221) [system] r=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1019688)
   Call: (222) [system] peek_char((0x55798e5fad60), _1020622)
   Exit: (222) [system] peek_char((0x55798e5fad60), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_1025342, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_1026274, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55798e5fad60), o)
   Exit: (222) [system] get_char((0x55798e5fad60), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1033624)
   Call: (223) [system] peek_char((0x55798e5fad60), _1034558)
   Exit: (223) [system] peek_char((0x55798e5fad60), d)
^  Call: (223) [user] is_delimiter(d)
   Call: (224) [system] char_type(d, space)
   Fail: (224) [system] char_type(d, space)
   Call: (224) [system] arg(_1039278, v('(', ')', end_of_file), d)
   Fail: (224) [system] arg(_1040210, v('(', ')', end_of_file), d)
^  Fail: (223) [user] is_delimiter(d)
   Call: (223) [system] ')'==d
   Fail: (223) [system] ')'==d
   Call: (223) [system] get_char((0x55798e5fad60), d)
   Exit: (223) [system] get_char((0x55798e5fad60), d)
   Call: (223) [system] d=(\)
   Fail: (223) [system] d=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1047560)
   Call: (224) [system] peek_char((0x55798e5fad60), _1048494)
   Exit: (224) [system] peek_char((0x55798e5fad60), u)
^  Call: (224) [user] is_delimiter(u)
   Call: (225) [system] char_type(u, space)
   Fail: (225) [system] char_type(u, space)
   Call: (225) [system] arg(_1053214, v('(', ')', end_of_file), u)
   Fail: (225) [system] arg(_1054146, v('(', ')', end_of_file), u)
^  Fail: (224) [user] is_delimiter(u)
   Call: (224) [system] ')'==u
   Fail: (224) [system] ')'==u
   Call: (224) [system] get_char((0x55798e5fad60), u)
   Exit: (224) [system] get_char((0x55798e5fad60), u)
   Call: (224) [system] u=(\)
   Fail: (224) [system] u=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1061496)
   Call: (225) [system] peek_char((0x55798e5fad60), _1062430)
   Exit: (225) [system] peek_char((0x55798e5fad60), c)
^  Call: (225) [user] is_delimiter(c)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] arg(_1067150, v('(', ')', end_of_file), c)
   Fail: (226) [system] arg(_1068082, v('(', ')', end_of_file), c)
^  Fail: (225) [user] is_delimiter(c)
   Call: (225) [system] ')'==c
   Fail: (225) [system] ')'==c
   Call: (225) [system] get_char((0x55798e5fad60), c)
   Exit: (225) [system] get_char((0x55798e5fad60), c)
   Call: (225) [system] c=(\)
   Fail: (225) [system] c=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1075432)
   Call: (226) [system] peek_char((0x55798e5fad60), _1076366)
   Exit: (226) [system] peek_char((0x55798e5fad60), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_1081086, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_1082018, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55798e5fad60), t)
   Exit: (226) [system] get_char((0x55798e5fad60), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1089368)
   Call: (227) [system] peek_char((0x55798e5fad60), _1090302)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_1095022, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_1095954, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1103304)
   Call: (228) [system] peek_char((0x55798e5fad60), _1104238)
   Exit: (228) [system] peek_char((0x55798e5fad60), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_1108958, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_1109890, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55798e5fad60), o)
   Exit: (228) [system] get_char((0x55798e5fad60), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1117240)
   Call: (229) [system] peek_char((0x55798e5fad60), _1118174)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_1122894, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_1123826, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1131176)
   Call: (230) [system] peek_char((0x55798e5fad60), _1132110)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _1131176=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (229) [system] _1117240=[n]
   Exit: (229) [system] [n]=[n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (228) [system] _1103304=[o, n]
   Exit: (228) [system] [o, n]=[o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (227) [system] _1089368=[i, o, n]
   Exit: (227) [system] [i, o, n]=[i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (226) [system] _1075432=[t, i, o, n]
   Exit: (226) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (225) [system] _1061496=[c, t, i, o, n]
   Exit: (225) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (224) [system] _1047560=[u, c, t, i, o, n]
   Exit: (224) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (223) [system] _1033624=[d, u, c, t, i, o, n]
   Exit: (223) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (222) [system] _1019688=[o, d, u, c, t, i, o, n]
   Exit: (222) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (221) [system] _1005752=[r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _991816=[t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _977880=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _963944=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _950008=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _936072=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _922136=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _908200=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _894264=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _880328=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _866392=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _852456=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _838520=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _824584=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (207) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _790930)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_1202888, _1202890), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _790930), _1202864, fail)), '$restore_trace'(_1202888, _1202890))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_1202888, _1202890))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _790930), _1202864, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_790930)
   Fail: (208) [system] atomic(_790930)
   Call: (208) [system] atom_chars(_790930, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (208) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (207) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (206) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionIntroduction')
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionIntroduction')
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _1212264)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1214122)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _1221860)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1224564)
   Exit: (208) [system] peek_char((0x55798e5fad60), c)
   Call: (208) [system] c=(;)
   Fail: (208) [system] c=(;)
^  Call: (208) [user] is_like_space(c)
   Call: (209) [system] char_type(c, 'white')
   Fail: (209) [system] char_type(c, 'white')
   Call: (209) [system] char_type(c, end_of_line)
   Fail: (209) [system] char_type(c, end_of_line)
   Call: (209) [system] char_type(c, space)
   Fail: (209) [system] char_type(c, space)
   Call: (209) [system] char_type(c, cntrl)
   Fail: (209) [system] char_type(c, cntrl)
^  Fail: (208) [user] is_like_space(c)
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1239642)
   Exit: (206) [system] peek_char((0x55798e5fad60), c)
   Call: (206) [system] c=')'
   Fail: (206) [system] c=')'
   Call: (206) [system] c=end_of_file
   Fail: (206) [system] c=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _1245212)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1247070)
   Exit: (208) [system] peek_char((0x55798e5fad60), c)
   Call: (208) [system] c=(;)
   Fail: (208) [system] c=(;)
^  Call: (208) [user] is_like_space(c)
   Call: (209) [system] char_type(c, 'white')
   Fail: (209) [system] char_type(c, 'white')
   Call: (209) [system] char_type(c, end_of_line)
   Fail: (209) [system] char_type(c, end_of_line)
   Call: (209) [system] char_type(c, space)
   Fail: (209) [system] char_type(c, space)
   Call: (209) [system] char_type(c, cntrl)
   Fail: (209) [system] char_type(c, cntrl)
^  Fail: (208) [user] is_like_space(c)
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _1261224)
   Exit: (207) [system] get_char((0x55798e5fad60), c)
   Call: (207) [system] c='('
   Fail: (207) [system] c='('
   Call: (207) [system] c='['
   Fail: (207) [system] c='['
   Call: (207) [system] c='{'
   Fail: (207) [system] c='{'
   Call: (207) [system] c='"'
   Fail: (207) [system] c='"'
   Call: (207) [system] c=!
   Fail: (207) [system] c=!
   Call: (207) [system] c='\''
   Fail: (207) [system] c='\''
   Call: (207) [system] c='`'
   Fail: (207) [system] c='`'
   Call: (207) [system] c=end_of_file
   Fail: (207) [system] c=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55798e5fad60), c, _1245212)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1278866)
   Call: (209) [system] peek_char((0x55798e5fad60), _1279800)
   Exit: (209) [system] peek_char((0x55798e5fad60), d)
^  Call: (209) [user] is_delimiter(d)
   Call: (210) [system] char_type(d, space)
   Fail: (210) [system] char_type(d, space)
   Call: (210) [system] arg(_1284520, v('(', ')', end_of_file), d)
   Fail: (210) [system] arg(_1285452, v('(', ')', end_of_file), d)
^  Fail: (209) [user] is_delimiter(d)
   Call: (209) [system] ')'==d
   Fail: (209) [system] ')'==d
   Call: (209) [system] get_char((0x55798e5fad60), d)
   Exit: (209) [system] get_char((0x55798e5fad60), d)
   Call: (209) [system] d=(\)
   Fail: (209) [system] d=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1292802)
   Call: (210) [system] peek_char((0x55798e5fad60), _1293736)
   Exit: (210) [system] peek_char((0x55798e5fad60), e)
^  Call: (210) [user] is_delimiter(e)
   Call: (211) [system] char_type(e, space)
   Fail: (211) [system] char_type(e, space)
   Call: (211) [system] arg(_1298456, v('(', ')', end_of_file), e)
   Fail: (211) [system] arg(_1299388, v('(', ')', end_of_file), e)
^  Fail: (210) [user] is_delimiter(e)
   Call: (210) [system] ')'==e
   Fail: (210) [system] ')'==e
   Call: (210) [system] get_char((0x55798e5fad60), e)
   Exit: (210) [system] get_char((0x55798e5fad60), e)
   Call: (210) [system] e=(\)
   Fail: (210) [system] e=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1306738)
   Call: (211) [system] peek_char((0x55798e5fad60), _1307672)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1306738=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _1292802=[e]
   Exit: (210) [system] [e]=[e]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (209) [system] _1278866=[d, e]
   Exit: (209) [system] [d, e]=[d, e]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (208) [user] classify_and_convert_charseq(c, [d, e], _1245212)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_1322570, _1322572), once(user:catch(read_from_chars([c, d, e], _1245212), _1322546, fail)), '$restore_trace'(_1322570, _1322572))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_1322570, _1322572))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1322546, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(cde)
   Exit: (209) [system] atomic(cde)
^  Exit: (208) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (207) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1330070)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1331928)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _1339666)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1342370)
   Exit: (209) [system] peek_char((0x55798e5fad60), a)
   Call: (209) [system] a=(;)
   Fail: (209) [system] a=(;)
^  Call: (209) [user] is_like_space(a)
   Call: (210) [system] char_type(a, 'white')
   Fail: (210) [system] char_type(a, 'white')
   Call: (210) [system] char_type(a, end_of_line)
   Fail: (210) [system] char_type(a, end_of_line)
   Call: (210) [system] char_type(a, space)
   Fail: (210) [system] char_type(a, space)
   Call: (210) [system] char_type(a, cntrl)
   Fail: (210) [system] char_type(a, cntrl)
^  Fail: (209) [user] is_like_space(a)
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1357448)
   Exit: (207) [system] peek_char((0x55798e5fad60), a)
   Call: (207) [system] a=')'
   Fail: (207) [system] a=')'
   Call: (207) [system] a=end_of_file
   Fail: (207) [system] a=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _1363018)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1364876)
   Exit: (209) [system] peek_char((0x55798e5fad60), a)
   Call: (209) [system] a=(;)
   Fail: (209) [system] a=(;)
^  Call: (209) [user] is_like_space(a)
   Call: (210) [system] char_type(a, 'white')
   Fail: (210) [system] char_type(a, 'white')
   Call: (210) [system] char_type(a, end_of_line)
   Fail: (210) [system] char_type(a, end_of_line)
   Call: (210) [system] char_type(a, space)
   Fail: (210) [system] char_type(a, space)
   Call: (210) [system] char_type(a, cntrl)
   Fail: (210) [system] char_type(a, cntrl)
^  Fail: (209) [user] is_like_space(a)
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _1379030)
   Exit: (208) [system] get_char((0x55798e5fad60), a)
   Call: (208) [system] a='('
   Fail: (208) [system] a='('
   Call: (208) [system] a='['
   Fail: (208) [system] a='['
   Call: (208) [system] a='{'
   Fail: (208) [system] a='{'
   Call: (208) [system] a='"'
   Fail: (208) [system] a='"'
   Call: (208) [system] a=!
   Fail: (208) [system] a=!
   Call: (208) [system] a='\''
   Fail: (208) [system] a='\''
   Call: (208) [system] a='`'
   Fail: (208) [system] a='`'
   Call: (208) [system] a=end_of_file
   Fail: (208) [system] a=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55798e5fad60), a, _1363018)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1396672)
   Call: (210) [system] peek_char((0x55798e5fad60), _1397606)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_1402326, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _1396672=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (209) [user] classify_and_convert_charseq(a, [], _1363018)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1408788, _1408790), once(user:catch(read_from_chars([a], _1363018), _1408764, fail)), '$restore_trace'(_1408788, _1408790))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1408788, _1408790))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1408764, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(a)
   Exit: (210) [system] atomic(a)
^  Exit: (209) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (208) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1416288)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1418146)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1432300)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55798e5fad60), _1436090)
   Exit: (208) [system] get_char((0x55798e5fad60), ')')
   Call: (208) [system] _1416288=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [])
   Call: (207) [system] _1330070=[a]
   Exit: (207) [system] [a]=[a]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (206) [system] _1212264=[cde, a]
   Exit: (206) [system] [cde, a]=[cde, a]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [cde, a])
   Call: (205) [system] _749624=['ConjunctionIntroduction', cde, a]
   Exit: (205) [system] ['ConjunctionIntroduction', cde, a]=['ConjunctionIntroduction', cde, a]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), ['ConjunctionIntroduction', cde, a])
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), ['ConjunctionIntroduction', cde, a])
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _1449972)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1451830)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _1459568)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1462272)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1477350)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _1482920)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1484778)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _1498932)
   Exit: (205) [system] get_char((0x55798e5fad60), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _1482920)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1504502)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'A')
   Call: (207) [system] 'A'=(;)
   Fail: (207) [system] 'A'=(;)
^  Call: (207) [user] is_like_space('A')
   Call: (208) [system] char_type('A', 'white')
   Fail: (208) [system] char_type('A', 'white')
   Call: (208) [system] char_type('A', end_of_line)
   Fail: (208) [system] char_type('A', end_of_line)
   Call: (208) [system] char_type('A', space)
   Fail: (208) [system] char_type('A', space)
   Call: (208) [system] char_type('A', cntrl)
   Fail: (208) [system] char_type('A', cntrl)
^  Fail: (207) [user] is_like_space('A')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1518656)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'A')
   Call: (206) [system] 'A'=')'
   Fail: (206) [system] 'A'=')'
   Call: (206) [system] 'A'=end_of_file
   Fail: (206) [system] 'A'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _1524226)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1526084)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'A')
   Call: (208) [system] 'A'=(;)
   Fail: (208) [system] 'A'=(;)
^  Call: (208) [user] is_like_space('A')
   Call: (209) [system] char_type('A', 'white')
   Fail: (209) [system] char_type('A', 'white')
   Call: (209) [system] char_type('A', end_of_line)
   Fail: (209) [system] char_type('A', end_of_line)
   Call: (209) [system] char_type('A', space)
   Fail: (209) [system] char_type('A', space)
   Call: (209) [system] char_type('A', cntrl)
   Fail: (209) [system] char_type('A', cntrl)
^  Fail: (208) [user] is_like_space('A')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _1540238)
   Exit: (207) [system] get_char((0x55798e5fad60), 'A')
   Call: (207) [system] 'A'='('
   Fail: (207) [system] 'A'='('
   Call: (207) [system] 'A'='['
   Fail: (207) [system] 'A'='['
   Call: (207) [system] 'A'='{'
   Fail: (207) [system] 'A'='{'
   Call: (207) [system] 'A'='"'
   Fail: (207) [system] 'A'='"'
   Call: (207) [system] 'A'=!
   Fail: (207) [system] 'A'=!
   Call: (207) [system] 'A'='\''
   Fail: (207) [system] 'A'='\''
   Call: (207) [system] 'A'='`'
   Fail: (207) [system] 'A'='`'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1524226)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1557880)
   Call: (209) [system] peek_char((0x55798e5fad60), _1558814)
   Exit: (209) [system] peek_char((0x55798e5fad60), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_1563534, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_1564466, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55798e5fad60), n)
   Exit: (209) [system] get_char((0x55798e5fad60), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1571816)
   Call: (210) [system] peek_char((0x55798e5fad60), _1572750)
   Exit: (210) [system] peek_char((0x55798e5fad60), d)
^  Call: (210) [user] is_delimiter(d)
   Call: (211) [system] char_type(d, space)
   Fail: (211) [system] char_type(d, space)
   Call: (211) [system] arg(_1577470, v('(', ')', end_of_file), d)
   Fail: (211) [system] arg(_1578402, v('(', ')', end_of_file), d)
^  Fail: (210) [user] is_delimiter(d)
   Call: (210) [system] ')'==d
   Fail: (210) [system] ')'==d
   Call: (210) [system] get_char((0x55798e5fad60), d)
   Exit: (210) [system] get_char((0x55798e5fad60), d)
   Call: (210) [system] d=(\)
   Fail: (210) [system] d=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1585752)
   Call: (211) [system] peek_char((0x55798e5fad60), _1586686)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (211) [user] is_delimiter('L')
   Call: (212) [system] char_type('L', space)
   Fail: (212) [system] char_type('L', space)
   Call: (212) [system] arg(_1591406, v('(', ')', end_of_file), 'L')
   Fail: (212) [system] arg(_1592338, v('(', ')', end_of_file), 'L')
^  Fail: (211) [user] is_delimiter('L')
   Call: (211) [system] ')'=='L'
   Fail: (211) [system] ')'=='L'
   Call: (211) [system] get_char((0x55798e5fad60), 'L')
   Exit: (211) [system] get_char((0x55798e5fad60), 'L')
   Call: (211) [system] 'L'=(\)
   Fail: (211) [system] 'L'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1599688)
   Call: (212) [system] peek_char((0x55798e5fad60), _1600622)
   Exit: (212) [system] peek_char((0x55798e5fad60), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_1605342, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_1606274, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55798e5fad60), i)
   Exit: (212) [system] get_char((0x55798e5fad60), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1613624)
   Call: (213) [system] peek_char((0x55798e5fad60), _1614558)
   Exit: (213) [system] peek_char((0x55798e5fad60), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_1619278, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_1620210, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55798e5fad60), n)
   Exit: (213) [system] get_char((0x55798e5fad60), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1627560)
   Call: (214) [system] peek_char((0x55798e5fad60), _1628494)
   Exit: (214) [system] peek_char((0x55798e5fad60), k)
^  Call: (214) [user] is_delimiter(k)
   Call: (215) [system] char_type(k, space)
   Fail: (215) [system] char_type(k, space)
   Call: (215) [system] arg(_1633214, v('(', ')', end_of_file), k)
   Fail: (215) [system] arg(_1634146, v('(', ')', end_of_file), k)
^  Fail: (214) [user] is_delimiter(k)
   Call: (214) [system] ')'==k
   Fail: (214) [system] ')'==k
   Call: (214) [system] get_char((0x55798e5fad60), k)
   Exit: (214) [system] get_char((0x55798e5fad60), k)
   Call: (214) [system] k=(\)
   Fail: (214) [system] k=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1641496)
   Call: (215) [system] peek_char((0x55798e5fad60), _1642430)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _1641496=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (214) [system] _1627560=[k]
   Exit: (214) [system] [k]=[k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (213) [system] _1613624=[n, k]
   Exit: (213) [system] [n, k]=[n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (212) [system] _1599688=[i, n, k]
   Exit: (212) [system] [i, n, k]=[i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (211) [system] _1585752=['L', i, n, k]
   Exit: (211) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (210) [system] _1571816=[d, 'L', i, n, k]
   Exit: (210) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (209) [system] _1557880=[n, d, 'L', i, n, k]
   Exit: (209) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (208) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1524226)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_1668504, _1668506), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1524226), _1668480, fail)), '$restore_trace'(_1668504, _1668506))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_1668504, _1668506))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1524226), _1668480, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_1524226)
   Fail: (209) [system] atomic(_1524226)
   Call: (209) [system] atom_chars(_1524226, ['A', n, d, 'L', i, n, k])
   Exit: (209) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (208) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (207) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1677880)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1679738)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _1687476)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1690180)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1705258)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _1710828)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1712686)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _1726840)
   Exit: (208) [system] get_char((0x55798e5fad60), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1710828)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1732410)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'I')
   Call: (210) [system] 'I'=(;)
   Fail: (210) [system] 'I'=(;)
^  Call: (210) [user] is_like_space('I')
   Call: (211) [system] char_type('I', 'white')
   Fail: (211) [system] char_type('I', 'white')
   Call: (211) [system] char_type('I', end_of_line)
   Fail: (211) [system] char_type('I', end_of_line)
   Call: (211) [system] char_type('I', space)
   Fail: (211) [system] char_type('I', space)
   Call: (211) [system] char_type('I', cntrl)
   Fail: (211) [system] char_type('I', cntrl)
^  Fail: (210) [user] is_like_space('I')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1746564)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'I')
   Call: (209) [system] 'I'=')'
   Fail: (209) [system] 'I'=')'
   Call: (209) [system] 'I'=end_of_file
   Fail: (209) [system] 'I'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1752134)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1753992)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'I')
   Call: (211) [system] 'I'=(;)
   Fail: (211) [system] 'I'=(;)
^  Call: (211) [user] is_like_space('I')
   Call: (212) [system] char_type('I', 'white')
   Fail: (212) [system] char_type('I', 'white')
   Call: (212) [system] char_type('I', end_of_line)
   Fail: (212) [system] char_type('I', end_of_line)
   Call: (212) [system] char_type('I', space)
   Fail: (212) [system] char_type('I', space)
   Call: (212) [system] char_type('I', cntrl)
   Fail: (212) [system] char_type('I', cntrl)
^  Fail: (211) [user] is_like_space('I')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1768146)
   Exit: (210) [system] get_char((0x55798e5fad60), 'I')
   Call: (210) [system] 'I'='('
   Fail: (210) [system] 'I'='('
   Call: (210) [system] 'I'='['
   Fail: (210) [system] 'I'='['
   Call: (210) [system] 'I'='{'
   Fail: (210) [system] 'I'='{'
   Call: (210) [system] 'I'='"'
   Fail: (210) [system] 'I'='"'
   Call: (210) [system] 'I'=!
   Fail: (210) [system] 'I'=!
   Call: (210) [system] 'I'='\''
   Fail: (210) [system] 'I'='\''
   Call: (210) [system] 'I'='`'
   Fail: (210) [system] 'I'='`'
   Call: (210) [system] 'I'=end_of_file
   Fail: (210) [system] 'I'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1752134)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1785788)
   Call: (212) [system] peek_char((0x55798e5fad60), _1786722)
   Exit: (212) [system] peek_char((0x55798e5fad60), m)
^  Call: (212) [user] is_delimiter(m)
   Call: (213) [system] char_type(m, space)
   Fail: (213) [system] char_type(m, space)
   Call: (213) [system] arg(_1791442, v('(', ')', end_of_file), m)
   Fail: (213) [system] arg(_1792374, v('(', ')', end_of_file), m)
^  Fail: (212) [user] is_delimiter(m)
   Call: (212) [system] ')'==m
   Fail: (212) [system] ')'==m
   Call: (212) [system] get_char((0x55798e5fad60), m)
   Exit: (212) [system] get_char((0x55798e5fad60), m)
   Call: (212) [system] m=(\)
   Fail: (212) [system] m=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1799724)
   Call: (213) [system] peek_char((0x55798e5fad60), _1800658)
   Exit: (213) [system] peek_char((0x55798e5fad60), p)
^  Call: (213) [user] is_delimiter(p)
   Call: (214) [system] char_type(p, space)
   Fail: (214) [system] char_type(p, space)
   Call: (214) [system] arg(_1805378, v('(', ')', end_of_file), p)
   Fail: (214) [system] arg(_1806310, v('(', ')', end_of_file), p)
^  Fail: (213) [user] is_delimiter(p)
   Call: (213) [system] ')'==p
   Fail: (213) [system] ')'==p
   Call: (213) [system] get_char((0x55798e5fad60), p)
   Exit: (213) [system] get_char((0x55798e5fad60), p)
   Call: (213) [system] p=(\)
   Fail: (213) [system] p=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1813660)
   Call: (214) [system] peek_char((0x55798e5fad60), _1814594)
   Exit: (214) [system] peek_char((0x55798e5fad60), l)
^  Call: (214) [user] is_delimiter(l)
   Call: (215) [system] char_type(l, space)
   Fail: (215) [system] char_type(l, space)
   Call: (215) [system] arg(_1819314, v('(', ')', end_of_file), l)
   Fail: (215) [system] arg(_1820246, v('(', ')', end_of_file), l)
^  Fail: (214) [user] is_delimiter(l)
   Call: (214) [system] ')'==l
   Fail: (214) [system] ')'==l
   Call: (214) [system] get_char((0x55798e5fad60), l)
   Exit: (214) [system] get_char((0x55798e5fad60), l)
   Call: (214) [system] l=(\)
   Fail: (214) [system] l=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1827596)
   Call: (215) [system] peek_char((0x55798e5fad60), _1828530)
   Exit: (215) [system] peek_char((0x55798e5fad60), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_1833250, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_1834182, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55798e5fad60), i)
   Exit: (215) [system] get_char((0x55798e5fad60), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1841532)
   Call: (216) [system] peek_char((0x55798e5fad60), _1842466)
   Exit: (216) [system] peek_char((0x55798e5fad60), c)
^  Call: (216) [user] is_delimiter(c)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] arg(_1847186, v('(', ')', end_of_file), c)
   Fail: (217) [system] arg(_1848118, v('(', ')', end_of_file), c)
^  Fail: (216) [user] is_delimiter(c)
   Call: (216) [system] ')'==c
   Fail: (216) [system] ')'==c
   Call: (216) [system] get_char((0x55798e5fad60), c)
   Exit: (216) [system] get_char((0x55798e5fad60), c)
   Call: (216) [system] c=(\)
   Fail: (216) [system] c=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1855468)
   Call: (217) [system] peek_char((0x55798e5fad60), _1856402)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
^  Call: (217) [user] is_delimiter(a)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] arg(_1861122, v('(', ')', end_of_file), a)
   Fail: (218) [system] arg(_1862054, v('(', ')', end_of_file), a)
^  Fail: (217) [user] is_delimiter(a)
   Call: (217) [system] ')'==a
   Fail: (217) [system] ')'==a
   Call: (217) [system] get_char((0x55798e5fad60), a)
   Exit: (217) [system] get_char((0x55798e5fad60), a)
   Call: (217) [system] a=(\)
   Fail: (217) [system] a=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1869404)
   Call: (218) [system] peek_char((0x55798e5fad60), _1870338)
   Exit: (218) [system] peek_char((0x55798e5fad60), t)
^  Call: (218) [user] is_delimiter(t)
   Call: (219) [system] char_type(t, space)
   Fail: (219) [system] char_type(t, space)
   Call: (219) [system] arg(_1875058, v('(', ')', end_of_file), t)
   Fail: (219) [system] arg(_1875990, v('(', ')', end_of_file), t)
^  Fail: (218) [user] is_delimiter(t)
   Call: (218) [system] ')'==t
   Fail: (218) [system] ')'==t
   Call: (218) [system] get_char((0x55798e5fad60), t)
   Exit: (218) [system] get_char((0x55798e5fad60), t)
   Call: (218) [system] t=(\)
   Fail: (218) [system] t=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1883340)
   Call: (219) [system] peek_char((0x55798e5fad60), _1884274)
   Exit: (219) [system] peek_char((0x55798e5fad60), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_1888994, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_1889926, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55798e5fad60), i)
   Exit: (219) [system] get_char((0x55798e5fad60), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1897276)
   Call: (220) [system] peek_char((0x55798e5fad60), _1898210)
   Exit: (220) [system] peek_char((0x55798e5fad60), o)
^  Call: (220) [user] is_delimiter(o)
   Call: (221) [system] char_type(o, space)
   Fail: (221) [system] char_type(o, space)
   Call: (221) [system] arg(_1902930, v('(', ')', end_of_file), o)
   Fail: (221) [system] arg(_1903862, v('(', ')', end_of_file), o)
^  Fail: (220) [user] is_delimiter(o)
   Call: (220) [system] ')'==o
   Fail: (220) [system] ')'==o
   Call: (220) [system] get_char((0x55798e5fad60), o)
   Exit: (220) [system] get_char((0x55798e5fad60), o)
   Call: (220) [system] o=(\)
   Fail: (220) [system] o=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1911212)
   Call: (221) [system] peek_char((0x55798e5fad60), _1912146)
   Exit: (221) [system] peek_char((0x55798e5fad60), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1916866, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1917798, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55798e5fad60), n)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1925148)
   Call: (222) [system] peek_char((0x55798e5fad60), _1926082)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _1925148=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (221) [system] _1911212=[n]
   Exit: (221) [system] [n]=[n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (220) [system] _1897276=[o, n]
   Exit: (220) [system] [o, n]=[o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (219) [system] _1883340=[i, o, n]
   Exit: (219) [system] [i, o, n]=[i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (218) [system] _1869404=[t, i, o, n]
   Exit: (218) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (217) [system] _1855468=[a, t, i, o, n]
   Exit: (217) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (216) [system] _1841532=[c, a, t, i, o, n]
   Exit: (216) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (215) [system] _1827596=[i, c, a, t, i, o, n]
   Exit: (215) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (214) [system] _1813660=[l, i, c, a, t, i, o, n]
   Exit: (214) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (213) [system] _1799724=[p, l, i, c, a, t, i, o, n]
   Exit: (213) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (212) [system] _1785788=[m, p, l, i, c, a, t, i, o, n]
   Exit: (212) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (211) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1752134)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1963332, _1963334), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1752134), _1963308, fail)), '$restore_trace'(_1963332, _1963334))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1963332, _1963334))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1752134), _1963308, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_1752134)
   Fail: (212) [system] atomic(_1752134)
   Call: (212) [system] atom_chars(_1752134, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (212) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (211) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1972708)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1974566)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _1982304)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1985008)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _2000086)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _2005656)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _2007514)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _2021668)
   Exit: (211) [system] get_char((0x55798e5fad60), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _2005656)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _2027238)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'O')
   Call: (213) [system] 'O'=(;)
   Fail: (213) [system] 'O'=(;)
^  Call: (213) [user] is_like_space('O')
   Call: (214) [system] char_type('O', 'white')
   Fail: (214) [system] char_type('O', 'white')
   Call: (214) [system] char_type('O', end_of_line)
   Fail: (214) [system] char_type('O', end_of_line)
   Call: (214) [system] char_type('O', space)
   Fail: (214) [system] char_type('O', space)
   Call: (214) [system] char_type('O', cntrl)
   Fail: (214) [system] char_type('O', cntrl)
^  Fail: (213) [user] is_like_space('O')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _2041392)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'O')
   Call: (212) [system] 'O'=')'
   Fail: (212) [system] 'O'=')'
   Call: (212) [system] 'O'=end_of_file
   Fail: (212) [system] 'O'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _2046962)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _2048820)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'O')
   Call: (214) [system] 'O'=(;)
   Fail: (214) [system] 'O'=(;)
^  Call: (214) [user] is_like_space('O')
   Call: (215) [system] char_type('O', 'white')
   Fail: (215) [system] char_type('O', 'white')
   Call: (215) [system] char_type('O', end_of_line)
   Fail: (215) [system] char_type('O', end_of_line)
   Call: (215) [system] char_type('O', space)
   Fail: (215) [system] char_type('O', space)
   Call: (215) [system] char_type('O', cntrl)
   Fail: (215) [system] char_type('O', cntrl)
^  Fail: (214) [user] is_like_space('O')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _2062974)
   Exit: (213) [system] get_char((0x55798e5fad60), 'O')
   Call: (213) [system] 'O'='('
   Fail: (213) [system] 'O'='('
   Call: (213) [system] 'O'='['
   Fail: (213) [system] 'O'='['
   Call: (213) [system] 'O'='{'
   Fail: (213) [system] 'O'='{'
   Call: (213) [system] 'O'='"'
   Fail: (213) [system] 'O'='"'
   Call: (213) [system] 'O'=!
   Fail: (213) [system] 'O'=!
   Call: (213) [system] 'O'='\''
   Fail: (213) [system] 'O'='\''
   Call: (213) [system] 'O'='`'
   Fail: (213) [system] 'O'='`'
   Call: (213) [system] 'O'=end_of_file
   Fail: (213) [system] 'O'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'O', _2046962)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _2080616)
   Call: (215) [system] peek_char((0x55798e5fad60), _2081550)
   Exit: (215) [system] peek_char((0x55798e5fad60), r)
^  Call: (215) [user] is_delimiter(r)
   Call: (216) [system] char_type(r, space)
   Fail: (216) [system] char_type(r, space)
   Call: (216) [system] arg(_2086270, v('(', ')', end_of_file), r)
   Fail: (216) [system] arg(_2087202, v('(', ')', end_of_file), r)
^  Fail: (215) [user] is_delimiter(r)
   Call: (215) [system] ')'==r
   Fail: (215) [system] ')'==r
   Call: (215) [system] get_char((0x55798e5fad60), r)
   Exit: (215) [system] get_char((0x55798e5fad60), r)
   Call: (215) [system] r=(\)
   Fail: (215) [system] r=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _2094552)
   Call: (216) [system] peek_char((0x55798e5fad60), _2095486)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (216) [user] is_delimiter('L')
   Call: (217) [system] char_type('L', space)
   Fail: (217) [system] char_type('L', space)
   Call: (217) [system] arg(_7862, v('(', ')', end_of_file), 'L')
   Fail: (217) [system] arg(_8794, v('(', ')', end_of_file), 'L')
^  Fail: (216) [user] is_delimiter('L')
   Call: (216) [system] ')'=='L'
   Fail: (216) [system] ')'=='L'
   Call: (216) [system] get_char((0x55798e5fad60), 'L')
   Exit: (216) [system] get_char((0x55798e5fad60), 'L')
   Call: (216) [system] 'L'=(\)
   Fail: (216) [system] 'L'=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _16144)
   Call: (217) [system] peek_char((0x55798e5fad60), _17078)
   Exit: (217) [system] peek_char((0x55798e5fad60), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_21798, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_22730, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55798e5fad60), i)
   Exit: (217) [system] get_char((0x55798e5fad60), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _30080)
   Call: (218) [system] peek_char((0x55798e5fad60), _31014)
   Exit: (218) [system] peek_char((0x55798e5fad60), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_35734, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_36666, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55798e5fad60), n)
   Exit: (218) [system] get_char((0x55798e5fad60), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _44016)
   Call: (219) [system] peek_char((0x55798e5fad60), _44950)
   Exit: (219) [system] peek_char((0x55798e5fad60), k)
^  Call: (219) [user] is_delimiter(k)
   Call: (220) [system] char_type(k, space)
   Fail: (220) [system] char_type(k, space)
   Call: (220) [system] arg(_49670, v('(', ')', end_of_file), k)
   Fail: (220) [system] arg(_50602, v('(', ')', end_of_file), k)
^  Fail: (219) [user] is_delimiter(k)
   Call: (219) [system] ')'==k
   Fail: (219) [system] ')'==k
   Call: (219) [system] get_char((0x55798e5fad60), k)
   Exit: (219) [system] get_char((0x55798e5fad60), k)
   Call: (219) [system] k=(\)
   Fail: (219) [system] k=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _57952)
   Call: (220) [system] peek_char((0x55798e5fad60), _58886)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _57952=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (219) [system] _44016=[k]
   Exit: (219) [system] [k]=[k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (218) [system] _30080=[n, k]
   Exit: (218) [system] [n, k]=[n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (217) [system] _16144=[i, n, k]
   Exit: (217) [system] [i, n, k]=[i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (216) [system] _4416=['L', i, n, k]
   Exit: (216) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (215) [system] _4412=[r, 'L', i, n, k]
   Exit: (215) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (214) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _4408)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_82166, _82168), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _4408), _82142, fail)), '$restore_trace'(_82166, _82168))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_82166, _82168))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _4408), _82142, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_4408)
   Fail: (215) [system] atomic(_4408)
   Call: (215) [system] atom_chars(_4408, ['O', r, 'L', i, n, k])
   Exit: (215) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (214) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _91542)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _93400)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _101138)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _103842)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _118920)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'C')
   Call: (213) [system] 'C'=')'
   Fail: (213) [system] 'C'=')'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _124490)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _126348)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _140502)
   Exit: (214) [system] get_char((0x55798e5fad60), 'C')
   Call: (214) [system] 'C'='('
   Fail: (214) [system] 'C'='('
   Call: (214) [system] 'C'='['
   Fail: (214) [system] 'C'='['
   Call: (214) [system] 'C'='{'
   Fail: (214) [system] 'C'='{'
   Call: (214) [system] 'C'='"'
   Fail: (214) [system] 'C'='"'
   Call: (214) [system] 'C'=!
   Fail: (214) [system] 'C'=!
   Call: (214) [system] 'C'='\''
   Fail: (214) [system] 'C'='\''
   Call: (214) [system] 'C'='`'
   Fail: (214) [system] 'C'='`'
   Call: (214) [system] 'C'=end_of_file
   Fail: (214) [system] 'C'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'C', _124490)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _158144)
   Call: (216) [system] peek_char((0x55798e5fad60), _159078)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _158144=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (215) [user] classify_and_convert_charseq('C', [], _124490)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_168388, _168390), once(user:catch(read_from_chars(['C'], _124490), _168364, fail)), '$restore_trace'(_168388, _168390))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_168388, _168390))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _124490), _168364, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_124490)
   Fail: (216) [system] atomic(_124490)
   Call: (216) [system] atom_chars(_124490, ['C'])
   Exit: (216) [system] atom_chars('C', ['C'])
^  Exit: (215) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _177764)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _179622)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _187360)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _190064)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'D')
   Call: (216) [system] 'D'=(;)
   Fail: (216) [system] 'D'=(;)
^  Call: (216) [user] is_like_space('D')
   Call: (217) [system] char_type('D', 'white')
   Fail: (217) [system] char_type('D', 'white')
   Call: (217) [system] char_type('D', end_of_line)
   Fail: (217) [system] char_type('D', end_of_line)
   Call: (217) [system] char_type('D', space)
   Fail: (217) [system] char_type('D', space)
   Call: (217) [system] char_type('D', cntrl)
   Fail: (217) [system] char_type('D', cntrl)
^  Fail: (216) [user] is_like_space('D')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _205142)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'D')
   Call: (214) [system] 'D'=')'
   Fail: (214) [system] 'D'=')'
   Call: (214) [system] 'D'=end_of_file
   Fail: (214) [system] 'D'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _210712)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _212570)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'D')
   Call: (216) [system] 'D'=(;)
   Fail: (216) [system] 'D'=(;)
^  Call: (216) [user] is_like_space('D')
   Call: (217) [system] char_type('D', 'white')
   Fail: (217) [system] char_type('D', 'white')
   Call: (217) [system] char_type('D', end_of_line)
   Fail: (217) [system] char_type('D', end_of_line)
   Call: (217) [system] char_type('D', space)
   Fail: (217) [system] char_type('D', space)
   Call: (217) [system] char_type('D', cntrl)
   Fail: (217) [system] char_type('D', cntrl)
^  Fail: (216) [user] is_like_space('D')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _226724)
   Exit: (215) [system] get_char((0x55798e5fad60), 'D')
   Call: (215) [system] 'D'='('
   Fail: (215) [system] 'D'='('
   Call: (215) [system] 'D'='['
   Fail: (215) [system] 'D'='['
   Call: (215) [system] 'D'='{'
   Fail: (215) [system] 'D'='{'
   Call: (215) [system] 'D'='"'
   Fail: (215) [system] 'D'='"'
   Call: (215) [system] 'D'=!
   Fail: (215) [system] 'D'=!
   Call: (215) [system] 'D'='\''
   Fail: (215) [system] 'D'='\''
   Call: (215) [system] 'D'='`'
   Fail: (215) [system] 'D'='`'
   Call: (215) [system] 'D'=end_of_file
   Fail: (215) [system] 'D'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'D', _210712)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _244366)
   Call: (217) [system] peek_char((0x55798e5fad60), _245300)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
^  Call: (217) [user] is_delimiter(')')
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] arg(_250020, v('(', ')', end_of_file), ')')
   Exit: (218) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (217) [user] is_delimiter(')')
   Call: (217) [system] _244366=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (216) [user] classify_and_convert_charseq('D', [], _210712)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_256482, _256484), once(user:catch(read_from_chars(['D'], _210712), _256458, fail)), '$restore_trace'(_256482, _256484))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_256482, _256484))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _210712), _256458, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_210712)
   Fail: (217) [system] atomic(_210712)
   Call: (217) [system] atom_chars(_210712, ['D'])
   Exit: (217) [system] atom_chars('D', ['D'])
^  Exit: (216) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _265858)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _267716)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _281870)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55798e5fad60), _285660)
   Exit: (215) [system] get_char((0x55798e5fad60), ')')
   Call: (215) [system] _265858=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [])
   Call: (214) [system] _177764=['D']
   Exit: (214) [system] ['D']=['D']
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (213) [system] _91542=['C', 'D']
   Exit: (213) [system] ['C', 'D']=['C', 'D']
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (212) [system] _4402=['OrLink', 'C', 'D']
   Exit: (212) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _299542)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _301400)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _309138)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _311842)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'E')
   Call: (213) [system] 'E'=(;)
   Fail: (213) [system] 'E'=(;)
^  Call: (213) [user] is_like_space('E')
   Call: (214) [system] char_type('E', 'white')
   Fail: (214) [system] char_type('E', 'white')
   Call: (214) [system] char_type('E', end_of_line)
   Fail: (214) [system] char_type('E', end_of_line)
   Call: (214) [system] char_type('E', space)
   Fail: (214) [system] char_type('E', space)
   Call: (214) [system] char_type('E', cntrl)
   Fail: (214) [system] char_type('E', cntrl)
^  Fail: (213) [user] is_like_space('E')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _326920)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'E')
   Call: (211) [system] 'E'=')'
   Fail: (211) [system] 'E'=')'
   Call: (211) [system] 'E'=end_of_file
   Fail: (211) [system] 'E'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _332490)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _334348)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'E')
   Call: (213) [system] 'E'=(;)
   Fail: (213) [system] 'E'=(;)
^  Call: (213) [user] is_like_space('E')
   Call: (214) [system] char_type('E', 'white')
   Fail: (214) [system] char_type('E', 'white')
   Call: (214) [system] char_type('E', end_of_line)
   Fail: (214) [system] char_type('E', end_of_line)
   Call: (214) [system] char_type('E', space)
   Fail: (214) [system] char_type('E', space)
   Call: (214) [system] char_type('E', cntrl)
   Fail: (214) [system] char_type('E', cntrl)
^  Fail: (213) [user] is_like_space('E')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _348502)
   Exit: (212) [system] get_char((0x55798e5fad60), 'E')
   Call: (212) [system] 'E'='('
   Fail: (212) [system] 'E'='('
   Call: (212) [system] 'E'='['
   Fail: (212) [system] 'E'='['
   Call: (212) [system] 'E'='{'
   Fail: (212) [system] 'E'='{'
   Call: (212) [system] 'E'='"'
   Fail: (212) [system] 'E'='"'
   Call: (212) [system] 'E'=!
   Fail: (212) [system] 'E'=!
   Call: (212) [system] 'E'='\''
   Fail: (212) [system] 'E'='\''
   Call: (212) [system] 'E'='`'
   Fail: (212) [system] 'E'='`'
   Call: (212) [system] 'E'=end_of_file
   Fail: (212) [system] 'E'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), 'E', _332490)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _366144)
   Call: (214) [system] peek_char((0x55798e5fad60), _367078)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_371798, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _366144=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (213) [user] classify_and_convert_charseq('E', [], _332490)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_378260, _378262), once(user:catch(read_from_chars(['E'], _332490), _378236, fail)), '$restore_trace'(_378260, _378262))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_378260, _378262))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _332490), _378236, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_332490)
   Fail: (214) [system] atomic(_332490)
   Call: (214) [system] atom_chars(_332490, ['E'])
   Exit: (214) [system] atom_chars('E', ['E'])
^  Exit: (213) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _387636)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _389494)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _403648)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55798e5fad60), _407438)
   Exit: (212) [system] get_char((0x55798e5fad60), ')')
   Call: (212) [system] _387636=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [])
   Call: (211) [system] _299542=['E']
   Exit: (211) [system] ['E']=['E']
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (210) [system] _4398=[['OrLink', 'C', 'D'], 'E']
   Exit: (210) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (209) [system] _4390=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (209) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _421320)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _423178)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _430916)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _433620)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _448698)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'A')
   Call: (208) [system] 'A'=')'
   Fail: (208) [system] 'A'=')'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _454268)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _456126)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _470280)
   Exit: (209) [system] get_char((0x55798e5fad60), 'A')
   Call: (209) [system] 'A'='('
   Fail: (209) [system] 'A'='('
   Call: (209) [system] 'A'='['
   Fail: (209) [system] 'A'='['
   Call: (209) [system] 'A'='{'
   Fail: (209) [system] 'A'='{'
   Call: (209) [system] 'A'='"'
   Fail: (209) [system] 'A'='"'
   Call: (209) [system] 'A'=!
   Fail: (209) [system] 'A'=!
   Call: (209) [system] 'A'='\''
   Fail: (209) [system] 'A'='\''
   Call: (209) [system] 'A'='`'
   Fail: (209) [system] 'A'='`'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), 'A', _454268)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _487922)
   Call: (211) [system] peek_char((0x55798e5fad60), _488856)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_493576, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _487922=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (210) [user] classify_and_convert_charseq('A', [], _454268)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_500038, _500040), once(user:catch(read_from_chars(['A'], _454268), _500014, fail)), '$restore_trace'(_500038, _500040))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_500038, _500040))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _454268), _500014, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_454268)
   Fail: (211) [system] atomic(_454268)
   Call: (211) [system] atom_chars(_454268, ['A'])
   Exit: (211) [system] atom_chars('A', ['A'])
^  Exit: (210) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _509414)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _511272)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _525426)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55798e5fad60), _529216)
   Exit: (209) [system] get_char((0x55798e5fad60), ')')
   Call: (209) [system] _509414=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [])
   Call: (208) [system] _421320=['A']
   Exit: (208) [system] ['A']=['A']
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (207) [system] _4386=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
   Exit: (207) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E'], 'A'])
   Call: (206) [system] _4378=['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
   Exit: (206) [system] ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']=['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A'])
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A'])
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _543098)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _544956)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _559110)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55798e5fad60), _562900)
   Exit: (205) [system] get_char((0x55798e5fad60), ')')
   Call: (205) [system] _543098=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [])
   Call: (204) [system] _4374=[['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
   Exit: (204) [system] [['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]=[['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
   Call: (203) [system] _4350=[['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
   Exit: (203) [system] [['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]=[['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
   Call: (202) [system] _4342=[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
   Exit: (202) [system] [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]=[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _576782)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _578640)
   Exit: (202) [system] peek_char((0x55798e5fad60), '\n')
   Call: (202) [system] '\n'=(;)
   Fail: (202) [system] '\n'=(;)
^  Call: (202) [user] is_like_space('\n')
   Call: (203) [system] char_type('\n', 'white')
   Fail: (203) [system] char_type('\n', 'white')
   Call: (203) [system] char_type('\n', end_of_line)
   Exit: (203) [system] char_type('\n', end_of_line)
^  Exit: (202) [user] is_like_space('\n')
   Call: (202) [system] get_char((0x55798e5fad60), _588234)
   Exit: (202) [system] get_char((0x55798e5fad60), '\n')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _590938)
   Exit: (203) [system] peek_char((0x55798e5fad60), '\t')
   Call: (203) [system] '\t'=(;)
   Fail: (203) [system] '\t'=(;)
^  Call: (203) [user] is_like_space('\t')
   Call: (204) [system] char_type('\t', 'white')
   Exit: (204) [system] char_type('\t', 'white')
^  Exit: (203) [user] is_like_space('\t')
   Call: (203) [system] get_char((0x55798e5fad60), _598676)
   Exit: (203) [system] get_char((0x55798e5fad60), '\t')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _601380)
   Exit: (204) [system] peek_char((0x55798e5fad60), '\t')
   Call: (204) [system] '\t'=(;)
   Fail: (204) [system] '\t'=(;)
^  Call: (204) [user] is_like_space('\t')
   Call: (205) [system] char_type('\t', 'white')
   Exit: (205) [system] char_type('\t', 'white')
^  Exit: (204) [user] is_like_space('\t')
   Call: (204) [system] get_char((0x55798e5fad60), _609118)
   Exit: (204) [system] get_char((0x55798e5fad60), '\t')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _611822)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _619560)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _622264)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _640114)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _645684)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _647542)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _661696)
   Exit: (202) [system] get_char((0x55798e5fad60), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _645684)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _667266)
   Exit: (204) [system] peek_char((0x55798e5fad60), :)
   Call: (204) [system] (:)=(;)
   Fail: (204) [system] (:)=(;)
^  Call: (204) [user] is_like_space(:)
   Call: (205) [system] char_type(:, 'white')
   Fail: (205) [system] char_type(:, 'white')
   Call: (205) [system] char_type(:, end_of_line)
   Fail: (205) [system] char_type(:, end_of_line)
   Call: (205) [system] char_type(:, space)
   Fail: (205) [system] char_type(:, space)
   Call: (205) [system] char_type(:, cntrl)
   Fail: (205) [system] char_type(:, cntrl)
^  Fail: (204) [user] is_like_space(:)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _681420)
   Exit: (203) [system] peek_char((0x55798e5fad60), :)
   Call: (203) [system] (:)=')'
   Fail: (203) [system] (:)=')'
   Call: (203) [system] (:)=end_of_file
   Fail: (203) [system] (:)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _686990)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _688848)
   Exit: (205) [system] peek_char((0x55798e5fad60), :)
   Call: (205) [system] (:)=(;)
   Fail: (205) [system] (:)=(;)
^  Call: (205) [user] is_like_space(:)
   Call: (206) [system] char_type(:, 'white')
   Fail: (206) [system] char_type(:, 'white')
   Call: (206) [system] char_type(:, end_of_line)
   Fail: (206) [system] char_type(:, end_of_line)
   Call: (206) [system] char_type(:, space)
   Fail: (206) [system] char_type(:, space)
   Call: (206) [system] char_type(:, cntrl)
   Fail: (206) [system] char_type(:, cntrl)
^  Fail: (205) [user] is_like_space(:)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _703002)
   Exit: (204) [system] get_char((0x55798e5fad60), :)
   Call: (204) [system] (:)='('
   Fail: (204) [system] (:)='('
   Call: (204) [system] (:)='['
   Fail: (204) [system] (:)='['
   Call: (204) [system] (:)='{'
   Fail: (204) [system] (:)='{'
   Call: (204) [system] (:)='"'
   Fail: (204) [system] (:)='"'
   Call: (204) [system] (:)=!
   Fail: (204) [system] (:)=!
   Call: (204) [system] (:)='\''
   Fail: (204) [system] (:)='\''
   Call: (204) [system] (:)='`'
   Fail: (204) [system] (:)='`'
   Call: (204) [system] (:)=end_of_file
   Fail: (204) [system] (:)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), :, _686990)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _720644)
   Call: (206) [system] peek_char((0x55798e5fad60), _721578)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _720644=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (205) [user] classify_and_convert_charseq(:, [], _686990)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_730888, _730890), once(user:catch(read_from_chars([:], _686990), _730864, fail)), '$restore_trace'(_730888, _730890))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_730888, _730890))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _730864, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(:)
   Exit: (206) [system] atomic(:)
^  Exit: (205) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _738388)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _740246)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _747984)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _750688)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _765766)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _771336)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _773194)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _787348)
   Exit: (205) [system] get_char((0x55798e5fad60), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _771336)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _792918)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'C')
   Call: (207) [system] 'C'=(;)
   Fail: (207) [system] 'C'=(;)
^  Call: (207) [user] is_like_space('C')
   Call: (208) [system] char_type('C', 'white')
   Fail: (208) [system] char_type('C', 'white')
   Call: (208) [system] char_type('C', end_of_line)
   Fail: (208) [system] char_type('C', end_of_line)
   Call: (208) [system] char_type('C', space)
   Fail: (208) [system] char_type('C', space)
   Call: (208) [system] char_type('C', cntrl)
   Fail: (208) [system] char_type('C', cntrl)
^  Fail: (207) [user] is_like_space('C')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _807072)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'C')
   Call: (206) [system] 'C'=')'
   Fail: (206) [system] 'C'=')'
   Call: (206) [system] 'C'=end_of_file
   Fail: (206) [system] 'C'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _812642)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _814500)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'C')
   Call: (208) [system] 'C'=(;)
   Fail: (208) [system] 'C'=(;)
^  Call: (208) [user] is_like_space('C')
   Call: (209) [system] char_type('C', 'white')
   Fail: (209) [system] char_type('C', 'white')
   Call: (209) [system] char_type('C', end_of_line)
   Fail: (209) [system] char_type('C', end_of_line)
   Call: (209) [system] char_type('C', space)
   Fail: (209) [system] char_type('C', space)
   Call: (209) [system] char_type('C', cntrl)
   Fail: (209) [system] char_type('C', cntrl)
^  Fail: (208) [user] is_like_space('C')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _828654)
   Exit: (207) [system] get_char((0x55798e5fad60), 'C')
   Call: (207) [system] 'C'='('
   Fail: (207) [system] 'C'='('
   Call: (207) [system] 'C'='['
   Fail: (207) [system] 'C'='['
   Call: (207) [system] 'C'='{'
   Fail: (207) [system] 'C'='{'
   Call: (207) [system] 'C'='"'
   Fail: (207) [system] 'C'='"'
   Call: (207) [system] 'C'=!
   Fail: (207) [system] 'C'=!
   Call: (207) [system] 'C'='\''
   Fail: (207) [system] 'C'='\''
   Call: (207) [system] 'C'='`'
   Fail: (207) [system] 'C'='`'
   Call: (207) [system] 'C'=end_of_file
   Fail: (207) [system] 'C'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55798e5fad60), 'C', _812642)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _846296)
   Call: (209) [system] peek_char((0x55798e5fad60), _847230)
   Exit: (209) [system] peek_char((0x55798e5fad60), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_851950, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_852882, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55798e5fad60), o)
   Exit: (209) [system] get_char((0x55798e5fad60), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _860232)
   Call: (210) [system] peek_char((0x55798e5fad60), _861166)
   Exit: (210) [system] peek_char((0x55798e5fad60), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_865886, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_866818, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55798e5fad60), n)
   Exit: (210) [system] get_char((0x55798e5fad60), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _874168)
   Call: (211) [system] peek_char((0x55798e5fad60), _875102)
   Exit: (211) [system] peek_char((0x55798e5fad60), j)
^  Call: (211) [user] is_delimiter(j)
   Call: (212) [system] char_type(j, space)
   Fail: (212) [system] char_type(j, space)
   Call: (212) [system] arg(_879822, v('(', ')', end_of_file), j)
   Fail: (212) [system] arg(_880754, v('(', ')', end_of_file), j)
^  Fail: (211) [user] is_delimiter(j)
   Call: (211) [system] ')'==j
   Fail: (211) [system] ')'==j
   Call: (211) [system] get_char((0x55798e5fad60), j)
   Exit: (211) [system] get_char((0x55798e5fad60), j)
   Call: (211) [system] j=(\)
   Fail: (211) [system] j=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _888104)
   Call: (212) [system] peek_char((0x55798e5fad60), _889038)
   Exit: (212) [system] peek_char((0x55798e5fad60), u)
^  Call: (212) [user] is_delimiter(u)
   Call: (213) [system] char_type(u, space)
   Fail: (213) [system] char_type(u, space)
   Call: (213) [system] arg(_893758, v('(', ')', end_of_file), u)
   Fail: (213) [system] arg(_894690, v('(', ')', end_of_file), u)
^  Fail: (212) [user] is_delimiter(u)
   Call: (212) [system] ')'==u
   Fail: (212) [system] ')'==u
   Call: (212) [system] get_char((0x55798e5fad60), u)
   Exit: (212) [system] get_char((0x55798e5fad60), u)
   Call: (212) [system] u=(\)
   Fail: (212) [system] u=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _902040)
   Call: (213) [system] peek_char((0x55798e5fad60), _902974)
   Exit: (213) [system] peek_char((0x55798e5fad60), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_907694, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_908626, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55798e5fad60), n)
   Exit: (213) [system] get_char((0x55798e5fad60), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _915976)
   Call: (214) [system] peek_char((0x55798e5fad60), _916910)
   Exit: (214) [system] peek_char((0x55798e5fad60), c)
^  Call: (214) [user] is_delimiter(c)
   Call: (215) [system] char_type(c, space)
   Fail: (215) [system] char_type(c, space)
   Call: (215) [system] arg(_921630, v('(', ')', end_of_file), c)
   Fail: (215) [system] arg(_922562, v('(', ')', end_of_file), c)
^  Fail: (214) [user] is_delimiter(c)
   Call: (214) [system] ')'==c
   Fail: (214) [system] ')'==c
   Call: (214) [system] get_char((0x55798e5fad60), c)
   Exit: (214) [system] get_char((0x55798e5fad60), c)
   Call: (214) [system] c=(\)
   Fail: (214) [system] c=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _929912)
   Call: (215) [system] peek_char((0x55798e5fad60), _930846)
   Exit: (215) [system] peek_char((0x55798e5fad60), t)
^  Call: (215) [user] is_delimiter(t)
   Call: (216) [system] char_type(t, space)
   Fail: (216) [system] char_type(t, space)
   Call: (216) [system] arg(_935566, v('(', ')', end_of_file), t)
   Fail: (216) [system] arg(_936498, v('(', ')', end_of_file), t)
^  Fail: (215) [user] is_delimiter(t)
   Call: (215) [system] ')'==t
   Fail: (215) [system] ')'==t
   Call: (215) [system] get_char((0x55798e5fad60), t)
   Exit: (215) [system] get_char((0x55798e5fad60), t)
   Call: (215) [system] t=(\)
   Fail: (215) [system] t=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _943848)
   Call: (216) [system] peek_char((0x55798e5fad60), _944782)
   Exit: (216) [system] peek_char((0x55798e5fad60), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_949502, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_950434, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55798e5fad60), i)
   Exit: (216) [system] get_char((0x55798e5fad60), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _957784)
   Call: (217) [system] peek_char((0x55798e5fad60), _958718)
   Exit: (217) [system] peek_char((0x55798e5fad60), o)
^  Call: (217) [user] is_delimiter(o)
   Call: (218) [system] char_type(o, space)
   Fail: (218) [system] char_type(o, space)
   Call: (218) [system] arg(_963438, v('(', ')', end_of_file), o)
   Fail: (218) [system] arg(_964370, v('(', ')', end_of_file), o)
^  Fail: (217) [user] is_delimiter(o)
   Call: (217) [system] ')'==o
   Fail: (217) [system] ')'==o
   Call: (217) [system] get_char((0x55798e5fad60), o)
   Exit: (217) [system] get_char((0x55798e5fad60), o)
   Call: (217) [system] o=(\)
   Fail: (217) [system] o=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _971720)
   Call: (218) [system] peek_char((0x55798e5fad60), _972654)
   Exit: (218) [system] peek_char((0x55798e5fad60), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_977374, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_978306, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55798e5fad60), n)
   Exit: (218) [system] get_char((0x55798e5fad60), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _985656)
   Call: (219) [system] peek_char((0x55798e5fad60), _986590)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (219) [user] is_delimiter('I')
   Call: (220) [system] char_type('I', space)
   Fail: (220) [system] char_type('I', space)
   Call: (220) [system] arg(_991310, v('(', ')', end_of_file), 'I')
   Fail: (220) [system] arg(_992242, v('(', ')', end_of_file), 'I')
^  Fail: (219) [user] is_delimiter('I')
   Call: (219) [system] ')'=='I'
   Fail: (219) [system] ')'=='I'
   Call: (219) [system] get_char((0x55798e5fad60), 'I')
   Exit: (219) [system] get_char((0x55798e5fad60), 'I')
   Call: (219) [system] 'I'=(\)
   Fail: (219) [system] 'I'=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _999592)
   Call: (220) [system] peek_char((0x55798e5fad60), _1000526)
   Exit: (220) [system] peek_char((0x55798e5fad60), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_1005246, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_1006178, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55798e5fad60), n)
   Exit: (220) [system] get_char((0x55798e5fad60), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1013528)
   Call: (221) [system] peek_char((0x55798e5fad60), _1014462)
   Exit: (221) [system] peek_char((0x55798e5fad60), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_1019182, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_1020114, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55798e5fad60), t)
   Exit: (221) [system] get_char((0x55798e5fad60), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1027464)
   Call: (222) [system] peek_char((0x55798e5fad60), _1028398)
   Exit: (222) [system] peek_char((0x55798e5fad60), r)
^  Call: (222) [user] is_delimiter(r)
   Call: (223) [system] char_type(r, space)
   Fail: (223) [system] char_type(r, space)
   Call: (223) [system] arg(_1033118, v('(', ')', end_of_file), r)
   Fail: (223) [system] arg(_1034050, v('(', ')', end_of_file), r)
^  Fail: (222) [user] is_delimiter(r)
   Call: (222) [system] ')'==r
   Fail: (222) [system] ')'==r
   Call: (222) [system] get_char((0x55798e5fad60), r)
   Exit: (222) [system] get_char((0x55798e5fad60), r)
   Call: (222) [system] r=(\)
   Fail: (222) [system] r=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1041400)
   Call: (223) [system] peek_char((0x55798e5fad60), _1042334)
   Exit: (223) [system] peek_char((0x55798e5fad60), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_1047054, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_1047986, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55798e5fad60), o)
   Exit: (223) [system] get_char((0x55798e5fad60), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1055336)
   Call: (224) [system] peek_char((0x55798e5fad60), _1056270)
   Exit: (224) [system] peek_char((0x55798e5fad60), d)
^  Call: (224) [user] is_delimiter(d)
   Call: (225) [system] char_type(d, space)
   Fail: (225) [system] char_type(d, space)
   Call: (225) [system] arg(_1060990, v('(', ')', end_of_file), d)
   Fail: (225) [system] arg(_1061922, v('(', ')', end_of_file), d)
^  Fail: (224) [user] is_delimiter(d)
   Call: (224) [system] ')'==d
   Fail: (224) [system] ')'==d
   Call: (224) [system] get_char((0x55798e5fad60), d)
   Exit: (224) [system] get_char((0x55798e5fad60), d)
   Call: (224) [system] d=(\)
   Fail: (224) [system] d=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1069272)
   Call: (225) [system] peek_char((0x55798e5fad60), _1070206)
   Exit: (225) [system] peek_char((0x55798e5fad60), u)
^  Call: (225) [user] is_delimiter(u)
   Call: (226) [system] char_type(u, space)
   Fail: (226) [system] char_type(u, space)
   Call: (226) [system] arg(_1074926, v('(', ')', end_of_file), u)
   Fail: (226) [system] arg(_1075858, v('(', ')', end_of_file), u)
^  Fail: (225) [user] is_delimiter(u)
   Call: (225) [system] ')'==u
   Fail: (225) [system] ')'==u
   Call: (225) [system] get_char((0x55798e5fad60), u)
   Exit: (225) [system] get_char((0x55798e5fad60), u)
   Call: (225) [system] u=(\)
   Fail: (225) [system] u=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1083208)
   Call: (226) [system] peek_char((0x55798e5fad60), _1084142)
   Exit: (226) [system] peek_char((0x55798e5fad60), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_1088862, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_1089794, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55798e5fad60), c)
   Exit: (226) [system] get_char((0x55798e5fad60), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1097144)
   Call: (227) [system] peek_char((0x55798e5fad60), _1098078)
   Exit: (227) [system] peek_char((0x55798e5fad60), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_1102798, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_1103730, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55798e5fad60), t)
   Exit: (227) [system] get_char((0x55798e5fad60), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1111080)
   Call: (228) [system] peek_char((0x55798e5fad60), _1112014)
   Exit: (228) [system] peek_char((0x55798e5fad60), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_1116734, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_1117666, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55798e5fad60), i)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1125016)
   Call: (229) [system] peek_char((0x55798e5fad60), _1125950)
   Exit: (229) [system] peek_char((0x55798e5fad60), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_1130670, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_1131602, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55798e5fad60), o)
   Exit: (229) [system] get_char((0x55798e5fad60), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1138952)
   Call: (230) [system] peek_char((0x55798e5fad60), _1139886)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_1144606, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_1145538, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1152888)
   Call: (231) [system] peek_char((0x55798e5fad60), _1153822)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1152888=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (230) [system] _1138952=[n]
   Exit: (230) [system] [n]=[n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (229) [system] _1125016=[o, n]
   Exit: (229) [system] [o, n]=[o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (228) [system] _1111080=[i, o, n]
   Exit: (228) [system] [i, o, n]=[i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (227) [system] _1097144=[t, i, o, n]
   Exit: (227) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (226) [system] _1083208=[c, t, i, o, n]
   Exit: (226) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (225) [system] _1069272=[u, c, t, i, o, n]
   Exit: (225) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (224) [system] _1055336=[d, u, c, t, i, o, n]
   Exit: (224) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (223) [system] _1041400=[o, d, u, c, t, i, o, n]
   Exit: (223) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (222) [system] _1027464=[r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1013528=[t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _999592=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _985656=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _971720=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _957784=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _943848=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _929912=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _915976=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _902040=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _888104=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _874168=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _860232=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _846296=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (208) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _812642)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_1224600, _1224602), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _812642), _1224576, fail)), '$restore_trace'(_1224600, _1224602))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_1224600, _1224602))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _812642), _1224576, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_812642)
   Fail: (209) [system] atomic(_812642)
   Call: (209) [system] atom_chars(_812642, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (209) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (208) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (207) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionIntroduction')
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionIntroduction')
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1233976)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1235834)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _1243572)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1246276)
   Exit: (209) [system] peek_char((0x55798e5fad60), c)
   Call: (209) [system] c=(;)
   Fail: (209) [system] c=(;)
^  Call: (209) [user] is_like_space(c)
   Call: (210) [system] char_type(c, 'white')
   Fail: (210) [system] char_type(c, 'white')
   Call: (210) [system] char_type(c, end_of_line)
   Fail: (210) [system] char_type(c, end_of_line)
   Call: (210) [system] char_type(c, space)
   Fail: (210) [system] char_type(c, space)
   Call: (210) [system] char_type(c, cntrl)
   Fail: (210) [system] char_type(c, cntrl)
^  Fail: (209) [user] is_like_space(c)
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1261354)
   Exit: (207) [system] peek_char((0x55798e5fad60), c)
   Call: (207) [system] c=')'
   Fail: (207) [system] c=')'
   Call: (207) [system] c=end_of_file
   Fail: (207) [system] c=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _1266924)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1268782)
   Exit: (209) [system] peek_char((0x55798e5fad60), c)
   Call: (209) [system] c=(;)
   Fail: (209) [system] c=(;)
^  Call: (209) [user] is_like_space(c)
   Call: (210) [system] char_type(c, 'white')
   Fail: (210) [system] char_type(c, 'white')
   Call: (210) [system] char_type(c, end_of_line)
   Fail: (210) [system] char_type(c, end_of_line)
   Call: (210) [system] char_type(c, space)
   Fail: (210) [system] char_type(c, space)
   Call: (210) [system] char_type(c, cntrl)
   Fail: (210) [system] char_type(c, cntrl)
^  Fail: (209) [user] is_like_space(c)
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _1282936)
   Exit: (208) [system] get_char((0x55798e5fad60), c)
   Call: (208) [system] c='('
   Fail: (208) [system] c='('
   Call: (208) [system] c='['
   Fail: (208) [system] c='['
   Call: (208) [system] c='{'
   Fail: (208) [system] c='{'
   Call: (208) [system] c='"'
   Fail: (208) [system] c='"'
   Call: (208) [system] c=!
   Fail: (208) [system] c=!
   Call: (208) [system] c='\''
   Fail: (208) [system] c='\''
   Call: (208) [system] c='`'
   Fail: (208) [system] c='`'
   Call: (208) [system] c=end_of_file
   Fail: (208) [system] c=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55798e5fad60), c, _1266924)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1300578)
   Call: (210) [system] peek_char((0x55798e5fad60), _1301512)
   Exit: (210) [system] peek_char((0x55798e5fad60), d)
^  Call: (210) [user] is_delimiter(d)
   Call: (211) [system] char_type(d, space)
   Fail: (211) [system] char_type(d, space)
   Call: (211) [system] arg(_1306232, v('(', ')', end_of_file), d)
   Fail: (211) [system] arg(_1307164, v('(', ')', end_of_file), d)
^  Fail: (210) [user] is_delimiter(d)
   Call: (210) [system] ')'==d
   Fail: (210) [system] ')'==d
   Call: (210) [system] get_char((0x55798e5fad60), d)
   Exit: (210) [system] get_char((0x55798e5fad60), d)
   Call: (210) [system] d=(\)
   Fail: (210) [system] d=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1314514)
   Call: (211) [system] peek_char((0x55798e5fad60), _1315448)
   Exit: (211) [system] peek_char((0x55798e5fad60), e)
^  Call: (211) [user] is_delimiter(e)
   Call: (212) [system] char_type(e, space)
   Fail: (212) [system] char_type(e, space)
   Call: (212) [system] arg(_1320168, v('(', ')', end_of_file), e)
   Fail: (212) [system] arg(_1321100, v('(', ')', end_of_file), e)
^  Fail: (211) [user] is_delimiter(e)
   Call: (211) [system] ')'==e
   Fail: (211) [system] ')'==e
   Call: (211) [system] get_char((0x55798e5fad60), e)
   Exit: (211) [system] get_char((0x55798e5fad60), e)
   Call: (211) [system] e=(\)
   Fail: (211) [system] e=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1328450)
   Call: (212) [system] peek_char((0x55798e5fad60), _1329384)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _1328450=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _1314514=[e]
   Exit: (211) [system] [e]=[e]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (210) [system] _1300578=[d, e]
   Exit: (210) [system] [d, e]=[d, e]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (209) [user] classify_and_convert_charseq(c, [d, e], _1266924)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1344282, _1344284), once(user:catch(read_from_chars([c, d, e], _1266924), _1344258, fail)), '$restore_trace'(_1344282, _1344284))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1344282, _1344284))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1344258, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(cde)
   Exit: (210) [system] atomic(cde)
^  Exit: (209) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (208) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1351782)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1353640)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _1361378)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1364082)
   Exit: (210) [system] peek_char((0x55798e5fad60), a)
   Call: (210) [system] a=(;)
   Fail: (210) [system] a=(;)
^  Call: (210) [user] is_like_space(a)
   Call: (211) [system] char_type(a, 'white')
   Fail: (211) [system] char_type(a, 'white')
   Call: (211) [system] char_type(a, end_of_line)
   Fail: (211) [system] char_type(a, end_of_line)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] char_type(a, cntrl)
   Fail: (211) [system] char_type(a, cntrl)
^  Fail: (210) [user] is_like_space(a)
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1379160)
   Exit: (208) [system] peek_char((0x55798e5fad60), a)
   Call: (208) [system] a=')'
   Fail: (208) [system] a=')'
   Call: (208) [system] a=end_of_file
   Fail: (208) [system] a=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _1384730)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1386588)
   Exit: (210) [system] peek_char((0x55798e5fad60), a)
   Call: (210) [system] a=(;)
   Fail: (210) [system] a=(;)
^  Call: (210) [user] is_like_space(a)
   Call: (211) [system] char_type(a, 'white')
   Fail: (211) [system] char_type(a, 'white')
   Call: (211) [system] char_type(a, end_of_line)
   Fail: (211) [system] char_type(a, end_of_line)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] char_type(a, cntrl)
   Fail: (211) [system] char_type(a, cntrl)
^  Fail: (210) [user] is_like_space(a)
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _1400742)
   Exit: (209) [system] get_char((0x55798e5fad60), a)
   Call: (209) [system] a='('
   Fail: (209) [system] a='('
   Call: (209) [system] a='['
   Fail: (209) [system] a='['
   Call: (209) [system] a='{'
   Fail: (209) [system] a='{'
   Call: (209) [system] a='"'
   Fail: (209) [system] a='"'
   Call: (209) [system] a=!
   Fail: (209) [system] a=!
   Call: (209) [system] a='\''
   Fail: (209) [system] a='\''
   Call: (209) [system] a='`'
   Fail: (209) [system] a='`'
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), a, _1384730)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1418384)
   Call: (211) [system] peek_char((0x55798e5fad60), _1419318)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_1424038, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _1418384=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (210) [user] classify_and_convert_charseq(a, [], _1384730)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1430500, _1430502), once(user:catch(read_from_chars([a], _1384730), _1430476, fail)), '$restore_trace'(_1430500, _1430502))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1430500, _1430502))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1430476, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(a)
   Exit: (211) [system] atomic(a)
^  Exit: (210) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1438000)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1439858)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1454012)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55798e5fad60), _1457802)
   Exit: (209) [system] get_char((0x55798e5fad60), ')')
   Call: (209) [system] _1438000=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [])
   Call: (208) [system] _1351782=[a]
   Exit: (208) [system] [a]=[a]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (207) [system] _1233976=[cde, a]
   Exit: (207) [system] [cde, a]=[cde, a]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [cde, a])
   Call: (206) [system] _771336=['ConjunctionIntroduction', cde, a]
   Exit: (206) [system] ['ConjunctionIntroduction', cde, a]=['ConjunctionIntroduction', cde, a]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), ['ConjunctionIntroduction', cde, a])
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), ['ConjunctionIntroduction', cde, a])
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _1471684)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1473542)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _1481280)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1483984)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1499062)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _1504632)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1506490)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _1520644)
   Exit: (206) [system] get_char((0x55798e5fad60), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1504632)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1526214)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'A')
   Call: (208) [system] 'A'=(;)
   Fail: (208) [system] 'A'=(;)
^  Call: (208) [user] is_like_space('A')
   Call: (209) [system] char_type('A', 'white')
   Fail: (209) [system] char_type('A', 'white')
   Call: (209) [system] char_type('A', end_of_line)
   Fail: (209) [system] char_type('A', end_of_line)
   Call: (209) [system] char_type('A', space)
   Fail: (209) [system] char_type('A', space)
   Call: (209) [system] char_type('A', cntrl)
   Fail: (209) [system] char_type('A', cntrl)
^  Fail: (208) [user] is_like_space('A')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1540368)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'A')
   Call: (207) [system] 'A'=')'
   Fail: (207) [system] 'A'=')'
   Call: (207) [system] 'A'=end_of_file
   Fail: (207) [system] 'A'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _1545938)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1547796)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _1561950)
   Exit: (208) [system] get_char((0x55798e5fad60), 'A')
   Call: (208) [system] 'A'='('
   Fail: (208) [system] 'A'='('
   Call: (208) [system] 'A'='['
   Fail: (208) [system] 'A'='['
   Call: (208) [system] 'A'='{'
   Fail: (208) [system] 'A'='{'
   Call: (208) [system] 'A'='"'
   Fail: (208) [system] 'A'='"'
   Call: (208) [system] 'A'=!
   Fail: (208) [system] 'A'=!
   Call: (208) [system] 'A'='\''
   Fail: (208) [system] 'A'='\''
   Call: (208) [system] 'A'='`'
   Fail: (208) [system] 'A'='`'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1545938)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1579592)
   Call: (210) [system] peek_char((0x55798e5fad60), _1580526)
   Exit: (210) [system] peek_char((0x55798e5fad60), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_1585246, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_1586178, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55798e5fad60), n)
   Exit: (210) [system] get_char((0x55798e5fad60), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1593528)
   Call: (211) [system] peek_char((0x55798e5fad60), _1594462)
   Exit: (211) [system] peek_char((0x55798e5fad60), d)
^  Call: (211) [user] is_delimiter(d)
   Call: (212) [system] char_type(d, space)
   Fail: (212) [system] char_type(d, space)
   Call: (212) [system] arg(_1599182, v('(', ')', end_of_file), d)
   Fail: (212) [system] arg(_1600114, v('(', ')', end_of_file), d)
^  Fail: (211) [user] is_delimiter(d)
   Call: (211) [system] ')'==d
   Fail: (211) [system] ')'==d
   Call: (211) [system] get_char((0x55798e5fad60), d)
   Exit: (211) [system] get_char((0x55798e5fad60), d)
   Call: (211) [system] d=(\)
   Fail: (211) [system] d=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1607464)
   Call: (212) [system] peek_char((0x55798e5fad60), _1608398)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (212) [user] is_delimiter('L')
   Call: (213) [system] char_type('L', space)
   Fail: (213) [system] char_type('L', space)
   Call: (213) [system] arg(_1613118, v('(', ')', end_of_file), 'L')
   Fail: (213) [system] arg(_1614050, v('(', ')', end_of_file), 'L')
^  Fail: (212) [user] is_delimiter('L')
   Call: (212) [system] ')'=='L'
   Fail: (212) [system] ')'=='L'
   Call: (212) [system] get_char((0x55798e5fad60), 'L')
   Exit: (212) [system] get_char((0x55798e5fad60), 'L')
   Call: (212) [system] 'L'=(\)
   Fail: (212) [system] 'L'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1621400)
   Call: (213) [system] peek_char((0x55798e5fad60), _1622334)
   Exit: (213) [system] peek_char((0x55798e5fad60), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_1627054, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_1627986, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55798e5fad60), i)
   Exit: (213) [system] get_char((0x55798e5fad60), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1635336)
   Call: (214) [system] peek_char((0x55798e5fad60), _1636270)
   Exit: (214) [system] peek_char((0x55798e5fad60), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1640990, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1641922, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55798e5fad60), n)
   Exit: (214) [system] get_char((0x55798e5fad60), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1649272)
   Call: (215) [system] peek_char((0x55798e5fad60), _1650206)
   Exit: (215) [system] peek_char((0x55798e5fad60), k)
^  Call: (215) [user] is_delimiter(k)
   Call: (216) [system] char_type(k, space)
   Fail: (216) [system] char_type(k, space)
   Call: (216) [system] arg(_1654926, v('(', ')', end_of_file), k)
   Fail: (216) [system] arg(_1655858, v('(', ')', end_of_file), k)
^  Fail: (215) [user] is_delimiter(k)
   Call: (215) [system] ')'==k
   Fail: (215) [system] ')'==k
   Call: (215) [system] get_char((0x55798e5fad60), k)
   Exit: (215) [system] get_char((0x55798e5fad60), k)
   Call: (215) [system] k=(\)
   Fail: (215) [system] k=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1663208)
   Call: (216) [system] peek_char((0x55798e5fad60), _1664142)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1663208=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (215) [system] _1649272=[k]
   Exit: (215) [system] [k]=[k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (214) [system] _1635336=[n, k]
   Exit: (214) [system] [n, k]=[n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (213) [system] _1621400=[i, n, k]
   Exit: (213) [system] [i, n, k]=[i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (212) [system] _1607464=['L', i, n, k]
   Exit: (212) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (211) [system] _1593528=[d, 'L', i, n, k]
   Exit: (211) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (210) [system] _1579592=[n, d, 'L', i, n, k]
   Exit: (210) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (209) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1545938)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1690216, _1690218), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1545938), _1690192, fail)), '$restore_trace'(_1690216, _1690218))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1690216, _1690218))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1545938), _1690192, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_1545938)
   Fail: (210) [system] atomic(_1545938)
   Call: (210) [system] atom_chars(_1545938, ['A', n, d, 'L', i, n, k])
   Exit: (210) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (209) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (208) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1699592)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1701450)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _1709188)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1711892)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1726970)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _1732540)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1734398)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _1748552)
   Exit: (209) [system] get_char((0x55798e5fad60), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1732540)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1754122)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'I')
   Call: (211) [system] 'I'=(;)
   Fail: (211) [system] 'I'=(;)
^  Call: (211) [user] is_like_space('I')
   Call: (212) [system] char_type('I', 'white')
   Fail: (212) [system] char_type('I', 'white')
   Call: (212) [system] char_type('I', end_of_line)
   Fail: (212) [system] char_type('I', end_of_line)
   Call: (212) [system] char_type('I', space)
   Fail: (212) [system] char_type('I', space)
   Call: (212) [system] char_type('I', cntrl)
   Fail: (212) [system] char_type('I', cntrl)
^  Fail: (211) [user] is_like_space('I')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1768276)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'I')
   Call: (210) [system] 'I'=')'
   Fail: (210) [system] 'I'=')'
   Call: (210) [system] 'I'=end_of_file
   Fail: (210) [system] 'I'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1773846)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1775704)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'I')
   Call: (212) [system] 'I'=(;)
   Fail: (212) [system] 'I'=(;)
^  Call: (212) [user] is_like_space('I')
   Call: (213) [system] char_type('I', 'white')
   Fail: (213) [system] char_type('I', 'white')
   Call: (213) [system] char_type('I', end_of_line)
   Fail: (213) [system] char_type('I', end_of_line)
   Call: (213) [system] char_type('I', space)
   Fail: (213) [system] char_type('I', space)
   Call: (213) [system] char_type('I', cntrl)
   Fail: (213) [system] char_type('I', cntrl)
^  Fail: (212) [user] is_like_space('I')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1789858)
   Exit: (211) [system] get_char((0x55798e5fad60), 'I')
   Call: (211) [system] 'I'='('
   Fail: (211) [system] 'I'='('
   Call: (211) [system] 'I'='['
   Fail: (211) [system] 'I'='['
   Call: (211) [system] 'I'='{'
   Fail: (211) [system] 'I'='{'
   Call: (211) [system] 'I'='"'
   Fail: (211) [system] 'I'='"'
   Call: (211) [system] 'I'=!
   Fail: (211) [system] 'I'=!
   Call: (211) [system] 'I'='\''
   Fail: (211) [system] 'I'='\''
   Call: (211) [system] 'I'='`'
   Fail: (211) [system] 'I'='`'
   Call: (211) [system] 'I'=end_of_file
   Fail: (211) [system] 'I'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1773846)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1807500)
   Call: (213) [system] peek_char((0x55798e5fad60), _1808434)
   Exit: (213) [system] peek_char((0x55798e5fad60), m)
^  Call: (213) [user] is_delimiter(m)
   Call: (214) [system] char_type(m, space)
   Fail: (214) [system] char_type(m, space)
   Call: (214) [system] arg(_1813154, v('(', ')', end_of_file), m)
   Fail: (214) [system] arg(_1814086, v('(', ')', end_of_file), m)
^  Fail: (213) [user] is_delimiter(m)
   Call: (213) [system] ')'==m
   Fail: (213) [system] ')'==m
   Call: (213) [system] get_char((0x55798e5fad60), m)
   Exit: (213) [system] get_char((0x55798e5fad60), m)
   Call: (213) [system] m=(\)
   Fail: (213) [system] m=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1821436)
   Call: (214) [system] peek_char((0x55798e5fad60), _1822370)
   Exit: (214) [system] peek_char((0x55798e5fad60), p)
^  Call: (214) [user] is_delimiter(p)
   Call: (215) [system] char_type(p, space)
   Fail: (215) [system] char_type(p, space)
   Call: (215) [system] arg(_1827090, v('(', ')', end_of_file), p)
   Fail: (215) [system] arg(_1828022, v('(', ')', end_of_file), p)
^  Fail: (214) [user] is_delimiter(p)
   Call: (214) [system] ')'==p
   Fail: (214) [system] ')'==p
   Call: (214) [system] get_char((0x55798e5fad60), p)
   Exit: (214) [system] get_char((0x55798e5fad60), p)
   Call: (214) [system] p=(\)
   Fail: (214) [system] p=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1835372)
   Call: (215) [system] peek_char((0x55798e5fad60), _1836306)
   Exit: (215) [system] peek_char((0x55798e5fad60), l)
^  Call: (215) [user] is_delimiter(l)
   Call: (216) [system] char_type(l, space)
   Fail: (216) [system] char_type(l, space)
   Call: (216) [system] arg(_1841026, v('(', ')', end_of_file), l)
   Fail: (216) [system] arg(_1841958, v('(', ')', end_of_file), l)
^  Fail: (215) [user] is_delimiter(l)
   Call: (215) [system] ')'==l
   Fail: (215) [system] ')'==l
   Call: (215) [system] get_char((0x55798e5fad60), l)
   Exit: (215) [system] get_char((0x55798e5fad60), l)
   Call: (215) [system] l=(\)
   Fail: (215) [system] l=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1849308)
   Call: (216) [system] peek_char((0x55798e5fad60), _1850242)
   Exit: (216) [system] peek_char((0x55798e5fad60), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_1854962, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_1855894, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55798e5fad60), i)
   Exit: (216) [system] get_char((0x55798e5fad60), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1863244)
   Call: (217) [system] peek_char((0x55798e5fad60), _1864178)
   Exit: (217) [system] peek_char((0x55798e5fad60), c)
^  Call: (217) [user] is_delimiter(c)
   Call: (218) [system] char_type(c, space)
   Fail: (218) [system] char_type(c, space)
   Call: (218) [system] arg(_1868898, v('(', ')', end_of_file), c)
   Fail: (218) [system] arg(_1869830, v('(', ')', end_of_file), c)
^  Fail: (217) [user] is_delimiter(c)
   Call: (217) [system] ')'==c
   Fail: (217) [system] ')'==c
   Call: (217) [system] get_char((0x55798e5fad60), c)
   Exit: (217) [system] get_char((0x55798e5fad60), c)
   Call: (217) [system] c=(\)
   Fail: (217) [system] c=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1877180)
   Call: (218) [system] peek_char((0x55798e5fad60), _1878114)
   Exit: (218) [system] peek_char((0x55798e5fad60), a)
^  Call: (218) [user] is_delimiter(a)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] arg(_1882834, v('(', ')', end_of_file), a)
   Fail: (219) [system] arg(_1883766, v('(', ')', end_of_file), a)
^  Fail: (218) [user] is_delimiter(a)
   Call: (218) [system] ')'==a
   Fail: (218) [system] ')'==a
   Call: (218) [system] get_char((0x55798e5fad60), a)
   Exit: (218) [system] get_char((0x55798e5fad60), a)
   Call: (218) [system] a=(\)
   Fail: (218) [system] a=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1891116)
   Call: (219) [system] peek_char((0x55798e5fad60), _1892050)
   Exit: (219) [system] peek_char((0x55798e5fad60), t)
^  Call: (219) [user] is_delimiter(t)
   Call: (220) [system] char_type(t, space)
   Fail: (220) [system] char_type(t, space)
   Call: (220) [system] arg(_1896770, v('(', ')', end_of_file), t)
   Fail: (220) [system] arg(_1897702, v('(', ')', end_of_file), t)
^  Fail: (219) [user] is_delimiter(t)
   Call: (219) [system] ')'==t
   Fail: (219) [system] ')'==t
   Call: (219) [system] get_char((0x55798e5fad60), t)
   Exit: (219) [system] get_char((0x55798e5fad60), t)
   Call: (219) [system] t=(\)
   Fail: (219) [system] t=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1905052)
   Call: (220) [system] peek_char((0x55798e5fad60), _1905986)
   Exit: (220) [system] peek_char((0x55798e5fad60), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1910706, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1911638, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55798e5fad60), i)
   Exit: (220) [system] get_char((0x55798e5fad60), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1918988)
   Call: (221) [system] peek_char((0x55798e5fad60), _1919922)
   Exit: (221) [system] peek_char((0x55798e5fad60), o)
^  Call: (221) [user] is_delimiter(o)
   Call: (222) [system] char_type(o, space)
   Fail: (222) [system] char_type(o, space)
   Call: (222) [system] arg(_1924642, v('(', ')', end_of_file), o)
   Fail: (222) [system] arg(_1925574, v('(', ')', end_of_file), o)
^  Fail: (221) [user] is_delimiter(o)
   Call: (221) [system] ')'==o
   Fail: (221) [system] ')'==o
   Call: (221) [system] get_char((0x55798e5fad60), o)
   Exit: (221) [system] get_char((0x55798e5fad60), o)
   Call: (221) [system] o=(\)
   Fail: (221) [system] o=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1932924)
   Call: (222) [system] peek_char((0x55798e5fad60), _1933858)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_1938578, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_1939510, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1946860)
   Call: (223) [system] peek_char((0x55798e5fad60), _1947794)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _1946860=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (222) [system] _1932924=[n]
   Exit: (222) [system] [n]=[n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (221) [system] _1918988=[o, n]
   Exit: (221) [system] [o, n]=[o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (220) [system] _1905052=[i, o, n]
   Exit: (220) [system] [i, o, n]=[i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (219) [system] _1891116=[t, i, o, n]
   Exit: (219) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (218) [system] _1877180=[a, t, i, o, n]
   Exit: (218) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (217) [system] _1863244=[c, a, t, i, o, n]
   Exit: (217) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (216) [system] _1849308=[i, c, a, t, i, o, n]
   Exit: (216) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (215) [system] _1835372=[l, i, c, a, t, i, o, n]
   Exit: (215) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (214) [system] _1821436=[p, l, i, c, a, t, i, o, n]
   Exit: (214) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (213) [system] _1807500=[m, p, l, i, c, a, t, i, o, n]
   Exit: (213) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (212) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1773846)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1985044, _1985046), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1773846), _1985020, fail)), '$restore_trace'(_1985044, _1985046))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1985044, _1985046))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1773846), _1985020, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_1773846)
   Fail: (213) [system] atomic(_1773846)
   Call: (213) [system] atom_chars(_1773846, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (213) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (212) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1994420)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1996278)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _2004016)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _2006720)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _2021798)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _2027368)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _2029226)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _2043380)
   Exit: (212) [system] get_char((0x55798e5fad60), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _2027368)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _2048950)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'O')
   Call: (214) [system] 'O'=(;)
   Fail: (214) [system] 'O'=(;)
^  Call: (214) [user] is_like_space('O')
   Call: (215) [system] char_type('O', 'white')
   Fail: (215) [system] char_type('O', 'white')
   Call: (215) [system] char_type('O', end_of_line)
   Fail: (215) [system] char_type('O', end_of_line)
   Call: (215) [system] char_type('O', space)
   Fail: (215) [system] char_type('O', space)
   Call: (215) [system] char_type('O', cntrl)
   Fail: (215) [system] char_type('O', cntrl)
^  Fail: (214) [user] is_like_space('O')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _2063104)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'O')
   Call: (213) [system] 'O'=')'
   Fail: (213) [system] 'O'=')'
   Call: (213) [system] 'O'=end_of_file
   Fail: (213) [system] 'O'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _2068674)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _2070532)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'O')
   Call: (215) [system] 'O'=(;)
   Fail: (215) [system] 'O'=(;)
^  Call: (215) [user] is_like_space('O')
   Call: (216) [system] char_type('O', 'white')
   Fail: (216) [system] char_type('O', 'white')
   Call: (216) [system] char_type('O', end_of_line)
   Fail: (216) [system] char_type('O', end_of_line)
   Call: (216) [system] char_type('O', space)
   Fail: (216) [system] char_type('O', space)
   Call: (216) [system] char_type('O', cntrl)
   Fail: (216) [system] char_type('O', cntrl)
^  Fail: (215) [user] is_like_space('O')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _2084686)
   Exit: (214) [system] get_char((0x55798e5fad60), 'O')
   Call: (214) [system] 'O'='('
   Fail: (214) [system] 'O'='('
   Call: (214) [system] 'O'='['
   Fail: (214) [system] 'O'='['
   Call: (214) [system] 'O'='{'
   Fail: (214) [system] 'O'='{'
   Call: (214) [system] 'O'='"'
   Fail: (214) [system] 'O'='"'
   Call: (214) [system] 'O'=!
   Fail: (214) [system] 'O'=!
   Call: (214) [system] 'O'='\''
   Fail: (214) [system] 'O'='\''
   Call: (214) [system] 'O'='`'
   Fail: (214) [system] 'O'='`'
   Call: (214) [system] 'O'=end_of_file
   Fail: (214) [system] 'O'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'O', _4504)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _9956)
   Call: (216) [system] peek_char((0x55798e5fad60), _10890)
   Exit: (216) [system] peek_char((0x55798e5fad60), r)
^  Call: (216) [user] is_delimiter(r)
   Call: (217) [system] char_type(r, space)
   Fail: (217) [system] char_type(r, space)
   Call: (217) [system] arg(_15610, v('(', ')', end_of_file), r)
   Fail: (217) [system] arg(_16542, v('(', ')', end_of_file), r)
^  Fail: (216) [user] is_delimiter(r)
   Call: (216) [system] ')'==r
   Fail: (216) [system] ')'==r
   Call: (216) [system] get_char((0x55798e5fad60), r)
   Exit: (216) [system] get_char((0x55798e5fad60), r)
   Call: (216) [system] r=(\)
   Fail: (216) [system] r=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _23892)
   Call: (217) [system] peek_char((0x55798e5fad60), _24826)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (217) [user] is_delimiter('L')
   Call: (218) [system] char_type('L', space)
   Fail: (218) [system] char_type('L', space)
   Call: (218) [system] arg(_29546, v('(', ')', end_of_file), 'L')
   Fail: (218) [system] arg(_30478, v('(', ')', end_of_file), 'L')
^  Fail: (217) [user] is_delimiter('L')
   Call: (217) [system] ')'=='L'
   Fail: (217) [system] ')'=='L'
   Call: (217) [system] get_char((0x55798e5fad60), 'L')
   Exit: (217) [system] get_char((0x55798e5fad60), 'L')
   Call: (217) [system] 'L'=(\)
   Fail: (217) [system] 'L'=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _37828)
   Call: (218) [system] peek_char((0x55798e5fad60), _38762)
   Exit: (218) [system] peek_char((0x55798e5fad60), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_43482, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_44414, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55798e5fad60), i)
   Exit: (218) [system] get_char((0x55798e5fad60), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _51764)
   Call: (219) [system] peek_char((0x55798e5fad60), _52698)
   Exit: (219) [system] peek_char((0x55798e5fad60), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_57418, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_58350, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55798e5fad60), n)
   Exit: (219) [system] get_char((0x55798e5fad60), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _65700)
   Call: (220) [system] peek_char((0x55798e5fad60), _66634)
   Exit: (220) [system] peek_char((0x55798e5fad60), k)
^  Call: (220) [user] is_delimiter(k)
   Call: (221) [system] char_type(k, space)
   Fail: (221) [system] char_type(k, space)
   Call: (221) [system] arg(_71354, v('(', ')', end_of_file), k)
   Fail: (221) [system] arg(_72286, v('(', ')', end_of_file), k)
^  Fail: (220) [user] is_delimiter(k)
   Call: (220) [system] ')'==k
   Fail: (220) [system] ')'==k
   Call: (220) [system] get_char((0x55798e5fad60), k)
   Exit: (220) [system] get_char((0x55798e5fad60), k)
   Call: (220) [system] k=(\)
   Fail: (220) [system] k=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _79636)
   Call: (221) [system] peek_char((0x55798e5fad60), _80570)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _79636=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (220) [system] _65700=[k]
   Exit: (220) [system] [k]=[k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (219) [system] _51764=[n, k]
   Exit: (219) [system] [n, k]=[n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (218) [system] _37828=[i, n, k]
   Exit: (218) [system] [i, n, k]=[i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (217) [system] _23892=['L', i, n, k]
   Exit: (217) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (216) [system] _9956=[r, 'L', i, n, k]
   Exit: (216) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (215) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _4504)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_103850, _103852), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _4504), _103826, fail)), '$restore_trace'(_103850, _103852))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_103850, _103852))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _4504), _103826, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_4504)
   Fail: (216) [system] atomic(_4504)
   Call: (216) [system] atom_chars(_4504, ['O', r, 'L', i, n, k])
   Exit: (216) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (215) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _113226)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _115084)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _122822)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _125526)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'C')
   Call: (216) [system] 'C'=(;)
   Fail: (216) [system] 'C'=(;)
^  Call: (216) [user] is_like_space('C')
   Call: (217) [system] char_type('C', 'white')
   Fail: (217) [system] char_type('C', 'white')
   Call: (217) [system] char_type('C', end_of_line)
   Fail: (217) [system] char_type('C', end_of_line)
   Call: (217) [system] char_type('C', space)
   Fail: (217) [system] char_type('C', space)
   Call: (217) [system] char_type('C', cntrl)
   Fail: (217) [system] char_type('C', cntrl)
^  Fail: (216) [user] is_like_space('C')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _140604)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'C')
   Call: (214) [system] 'C'=')'
   Fail: (214) [system] 'C'=')'
   Call: (214) [system] 'C'=end_of_file
   Fail: (214) [system] 'C'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _146174)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _148032)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'C')
   Call: (216) [system] 'C'=(;)
   Fail: (216) [system] 'C'=(;)
^  Call: (216) [user] is_like_space('C')
   Call: (217) [system] char_type('C', 'white')
   Fail: (217) [system] char_type('C', 'white')
   Call: (217) [system] char_type('C', end_of_line)
   Fail: (217) [system] char_type('C', end_of_line)
   Call: (217) [system] char_type('C', space)
   Fail: (217) [system] char_type('C', space)
   Call: (217) [system] char_type('C', cntrl)
   Fail: (217) [system] char_type('C', cntrl)
^  Fail: (216) [user] is_like_space('C')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _162186)
   Exit: (215) [system] get_char((0x55798e5fad60), 'C')
   Call: (215) [system] 'C'='('
   Fail: (215) [system] 'C'='('
   Call: (215) [system] 'C'='['
   Fail: (215) [system] 'C'='['
   Call: (215) [system] 'C'='{'
   Fail: (215) [system] 'C'='{'
   Call: (215) [system] 'C'='"'
   Fail: (215) [system] 'C'='"'
   Call: (215) [system] 'C'=!
   Fail: (215) [system] 'C'=!
   Call: (215) [system] 'C'='\''
   Fail: (215) [system] 'C'='\''
   Call: (215) [system] 'C'='`'
   Fail: (215) [system] 'C'='`'
   Call: (215) [system] 'C'=end_of_file
   Fail: (215) [system] 'C'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'C', _146174)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _179828)
   Call: (217) [system] peek_char((0x55798e5fad60), _180762)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _179828=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (216) [user] classify_and_convert_charseq('C', [], _146174)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_190072, _190074), once(user:catch(read_from_chars(['C'], _146174), _190048, fail)), '$restore_trace'(_190072, _190074))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_190072, _190074))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _146174), _190048, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_146174)
   Fail: (217) [system] atomic(_146174)
   Call: (217) [system] atom_chars(_146174, ['C'])
   Exit: (217) [system] atom_chars('C', ['C'])
^  Exit: (216) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _199448)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _201306)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _209044)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _211748)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'D')
   Call: (217) [system] 'D'=(;)
   Fail: (217) [system] 'D'=(;)
^  Call: (217) [user] is_like_space('D')
   Call: (218) [system] char_type('D', 'white')
   Fail: (218) [system] char_type('D', 'white')
   Call: (218) [system] char_type('D', end_of_line)
   Fail: (218) [system] char_type('D', end_of_line)
   Call: (218) [system] char_type('D', space)
   Fail: (218) [system] char_type('D', space)
   Call: (218) [system] char_type('D', cntrl)
   Fail: (218) [system] char_type('D', cntrl)
^  Fail: (217) [user] is_like_space('D')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _226826)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'D')
   Call: (215) [system] 'D'=')'
   Fail: (215) [system] 'D'=')'
   Call: (215) [system] 'D'=end_of_file
   Fail: (215) [system] 'D'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _232396)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _234254)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'D')
   Call: (217) [system] 'D'=(;)
   Fail: (217) [system] 'D'=(;)
^  Call: (217) [user] is_like_space('D')
   Call: (218) [system] char_type('D', 'white')
   Fail: (218) [system] char_type('D', 'white')
   Call: (218) [system] char_type('D', end_of_line)
   Fail: (218) [system] char_type('D', end_of_line)
   Call: (218) [system] char_type('D', space)
   Fail: (218) [system] char_type('D', space)
   Call: (218) [system] char_type('D', cntrl)
   Fail: (218) [system] char_type('D', cntrl)
^  Fail: (217) [user] is_like_space('D')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _248408)
   Exit: (216) [system] get_char((0x55798e5fad60), 'D')
   Call: (216) [system] 'D'='('
   Fail: (216) [system] 'D'='('
   Call: (216) [system] 'D'='['
   Fail: (216) [system] 'D'='['
   Call: (216) [system] 'D'='{'
   Fail: (216) [system] 'D'='{'
   Call: (216) [system] 'D'='"'
   Fail: (216) [system] 'D'='"'
   Call: (216) [system] 'D'=!
   Fail: (216) [system] 'D'=!
   Call: (216) [system] 'D'='\''
   Fail: (216) [system] 'D'='\''
   Call: (216) [system] 'D'='`'
   Fail: (216) [system] 'D'='`'
   Call: (216) [system] 'D'=end_of_file
   Fail: (216) [system] 'D'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), 'D', _232396)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _266050)
   Call: (218) [system] peek_char((0x55798e5fad60), _266984)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
^  Call: (218) [user] is_delimiter(')')
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] arg(_271704, v('(', ')', end_of_file), ')')
   Exit: (219) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (218) [user] is_delimiter(')')
   Call: (218) [system] _266050=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (217) [user] classify_and_convert_charseq('D', [], _232396)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_278166, _278168), once(user:catch(read_from_chars(['D'], _232396), _278142, fail)), '$restore_trace'(_278166, _278168))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_278166, _278168))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _232396), _278142, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_232396)
   Fail: (218) [system] atomic(_232396)
   Call: (218) [system] atom_chars(_232396, ['D'])
   Exit: (218) [system] atom_chars('D', ['D'])
^  Exit: (217) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _287542)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _289400)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _303554)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55798e5fad60), _307344)
   Exit: (216) [system] get_char((0x55798e5fad60), ')')
   Call: (216) [system] _287542=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [])
   Call: (215) [system] _199448=['D']
   Exit: (215) [system] ['D']=['D']
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (214) [system] _113226=['C', 'D']
   Exit: (214) [system] ['C', 'D']=['C', 'D']
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (213) [system] _4498=['OrLink', 'C', 'D']
   Exit: (213) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _321226)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _323084)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _330822)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _333526)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'E')
   Call: (214) [system] 'E'=(;)
   Fail: (214) [system] 'E'=(;)
^  Call: (214) [user] is_like_space('E')
   Call: (215) [system] char_type('E', 'white')
   Fail: (215) [system] char_type('E', 'white')
   Call: (215) [system] char_type('E', end_of_line)
   Fail: (215) [system] char_type('E', end_of_line)
   Call: (215) [system] char_type('E', space)
   Fail: (215) [system] char_type('E', space)
   Call: (215) [system] char_type('E', cntrl)
   Fail: (215) [system] char_type('E', cntrl)
^  Fail: (214) [user] is_like_space('E')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _348604)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'E')
   Call: (212) [system] 'E'=')'
   Fail: (212) [system] 'E'=')'
   Call: (212) [system] 'E'=end_of_file
   Fail: (212) [system] 'E'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _354174)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _356032)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'E')
   Call: (214) [system] 'E'=(;)
   Fail: (214) [system] 'E'=(;)
^  Call: (214) [user] is_like_space('E')
   Call: (215) [system] char_type('E', 'white')
   Fail: (215) [system] char_type('E', 'white')
   Call: (215) [system] char_type('E', end_of_line)
   Fail: (215) [system] char_type('E', end_of_line)
   Call: (215) [system] char_type('E', space)
   Fail: (215) [system] char_type('E', space)
   Call: (215) [system] char_type('E', cntrl)
   Fail: (215) [system] char_type('E', cntrl)
^  Fail: (214) [user] is_like_space('E')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _370186)
   Exit: (213) [system] get_char((0x55798e5fad60), 'E')
   Call: (213) [system] 'E'='('
   Fail: (213) [system] 'E'='('
   Call: (213) [system] 'E'='['
   Fail: (213) [system] 'E'='['
   Call: (213) [system] 'E'='{'
   Fail: (213) [system] 'E'='{'
   Call: (213) [system] 'E'='"'
   Fail: (213) [system] 'E'='"'
   Call: (213) [system] 'E'=!
   Fail: (213) [system] 'E'=!
   Call: (213) [system] 'E'='\''
   Fail: (213) [system] 'E'='\''
   Call: (213) [system] 'E'='`'
   Fail: (213) [system] 'E'='`'
   Call: (213) [system] 'E'=end_of_file
   Fail: (213) [system] 'E'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'E', _354174)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _387828)
   Call: (215) [system] peek_char((0x55798e5fad60), _388762)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_393482, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _387828=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (214) [user] classify_and_convert_charseq('E', [], _354174)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_399944, _399946), once(user:catch(read_from_chars(['E'], _354174), _399920, fail)), '$restore_trace'(_399944, _399946))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_399944, _399946))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _354174), _399920, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_354174)
   Fail: (215) [system] atomic(_354174)
   Call: (215) [system] atom_chars(_354174, ['E'])
   Exit: (215) [system] atom_chars('E', ['E'])
^  Exit: (214) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _409320)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _411178)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _425332)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55798e5fad60), _429122)
   Exit: (213) [system] get_char((0x55798e5fad60), ')')
   Call: (213) [system] _409320=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [])
   Call: (212) [system] _321226=['E']
   Exit: (212) [system] ['E']=['E']
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (211) [system] _4494=[['OrLink', 'C', 'D'], 'E']
   Exit: (211) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (210) [system] _4486=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (210) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _443004)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _444862)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _452600)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _455304)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'B')
   Call: (211) [system] 'B'=(;)
   Fail: (211) [system] 'B'=(;)
^  Call: (211) [user] is_like_space('B')
   Call: (212) [system] char_type('B', 'white')
   Fail: (212) [system] char_type('B', 'white')
   Call: (212) [system] char_type('B', end_of_line)
   Fail: (212) [system] char_type('B', end_of_line)
   Call: (212) [system] char_type('B', space)
   Fail: (212) [system] char_type('B', space)
   Call: (212) [system] char_type('B', cntrl)
   Fail: (212) [system] char_type('B', cntrl)
^  Fail: (211) [user] is_like_space('B')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _470382)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'B')
   Call: (209) [system] 'B'=')'
   Fail: (209) [system] 'B'=')'
   Call: (209) [system] 'B'=end_of_file
   Fail: (209) [system] 'B'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _475952)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _477810)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'B')
   Call: (211) [system] 'B'=(;)
   Fail: (211) [system] 'B'=(;)
^  Call: (211) [user] is_like_space('B')
   Call: (212) [system] char_type('B', 'white')
   Fail: (212) [system] char_type('B', 'white')
   Call: (212) [system] char_type('B', end_of_line)
   Fail: (212) [system] char_type('B', end_of_line)
   Call: (212) [system] char_type('B', space)
   Fail: (212) [system] char_type('B', space)
   Call: (212) [system] char_type('B', cntrl)
   Fail: (212) [system] char_type('B', cntrl)
^  Fail: (211) [user] is_like_space('B')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _491964)
   Exit: (210) [system] get_char((0x55798e5fad60), 'B')
   Call: (210) [system] 'B'='('
   Fail: (210) [system] 'B'='('
   Call: (210) [system] 'B'='['
   Fail: (210) [system] 'B'='['
   Call: (210) [system] 'B'='{'
   Fail: (210) [system] 'B'='{'
   Call: (210) [system] 'B'='"'
   Fail: (210) [system] 'B'='"'
   Call: (210) [system] 'B'=!
   Fail: (210) [system] 'B'=!
   Call: (210) [system] 'B'='\''
   Fail: (210) [system] 'B'='\''
   Call: (210) [system] 'B'='`'
   Fail: (210) [system] 'B'='`'
   Call: (210) [system] 'B'=end_of_file
   Fail: (210) [system] 'B'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), 'B', _475952)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _509606)
   Call: (212) [system] peek_char((0x55798e5fad60), _510540)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_515260, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _509606=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (211) [user] classify_and_convert_charseq('B', [], _475952)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_521722, _521724), once(user:catch(read_from_chars(['B'], _475952), _521698, fail)), '$restore_trace'(_521722, _521724))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_521722, _521724))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _475952), _521698, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_475952)
   Fail: (212) [system] atomic(_475952)
   Call: (212) [system] atom_chars(_475952, ['B'])
   Exit: (212) [system] atom_chars('B', ['B'])
^  Exit: (211) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _531098)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _532956)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _547110)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55798e5fad60), _550900)
   Exit: (210) [system] get_char((0x55798e5fad60), ')')
   Call: (210) [system] _531098=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [])
   Call: (209) [system] _443004=['B']
   Exit: (209) [system] ['B']=['B']
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (208) [system] _4482=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
   Exit: (208) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E'], 'B'])
   Call: (207) [system] _4474=['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
   Exit: (207) [system] ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']=['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B'])
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B'])
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _564782)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _566640)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _580794)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55798e5fad60), _584584)
   Exit: (206) [system] get_char((0x55798e5fad60), ')')
   Call: (206) [system] _564782=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [])
   Call: (205) [system] _4470=[['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
   Exit: (205) [system] [['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]=[['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
   Call: (204) [system] _4446=[['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
   Exit: (204) [system] [['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]=[['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
   Call: (203) [system] _4438=[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
   Exit: (203) [system] [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]=[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _598466)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _600324)
   Exit: (203) [system] peek_char((0x55798e5fad60), '\n')
   Call: (203) [system] '\n'=(;)
   Fail: (203) [system] '\n'=(;)
^  Call: (203) [user] is_like_space('\n')
   Call: (204) [system] char_type('\n', 'white')
   Fail: (204) [system] char_type('\n', 'white')
   Call: (204) [system] char_type('\n', end_of_line)
   Exit: (204) [system] char_type('\n', end_of_line)
^  Exit: (203) [user] is_like_space('\n')
   Call: (203) [system] get_char((0x55798e5fad60), _609918)
   Exit: (203) [system] get_char((0x55798e5fad60), '\n')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _612622)
   Exit: (204) [system] peek_char((0x55798e5fad60), '\t')
   Call: (204) [system] '\t'=(;)
   Fail: (204) [system] '\t'=(;)
^  Call: (204) [user] is_like_space('\t')
   Call: (205) [system] char_type('\t', 'white')
   Exit: (205) [system] char_type('\t', 'white')
^  Exit: (204) [user] is_like_space('\t')
   Call: (204) [system] get_char((0x55798e5fad60), _620360)
   Exit: (204) [system] get_char((0x55798e5fad60), '\t')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _623064)
   Exit: (205) [system] peek_char((0x55798e5fad60), '\t')
   Call: (205) [system] '\t'=(;)
   Fail: (205) [system] '\t'=(;)
^  Call: (205) [user] is_like_space('\t')
   Call: (206) [system] char_type('\t', 'white')
   Exit: (206) [system] char_type('\t', 'white')
^  Exit: (205) [user] is_like_space('\t')
   Call: (205) [system] get_char((0x55798e5fad60), _630802)
   Exit: (205) [system] get_char((0x55798e5fad60), '\t')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _633506)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _641244)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _643948)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _661798)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=')'
   Fail: (202) [system] '('=')'
   Call: (202) [system] '('=end_of_file
   Fail: (202) [system] '('=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _667368)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _669226)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _683380)
   Exit: (203) [system] get_char((0x55798e5fad60), '(')
   Call: (203) [system] '('='('
   Exit: (203) [system] '('='('
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _667368)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _688950)
   Exit: (205) [system] peek_char((0x55798e5fad60), :)
   Call: (205) [system] (:)=(;)
   Fail: (205) [system] (:)=(;)
^  Call: (205) [user] is_like_space(:)
   Call: (206) [system] char_type(:, 'white')
   Fail: (206) [system] char_type(:, 'white')
   Call: (206) [system] char_type(:, end_of_line)
   Fail: (206) [system] char_type(:, end_of_line)
   Call: (206) [system] char_type(:, space)
   Fail: (206) [system] char_type(:, space)
   Call: (206) [system] char_type(:, cntrl)
   Fail: (206) [system] char_type(:, cntrl)
^  Fail: (205) [user] is_like_space(:)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _703104)
   Exit: (204) [system] peek_char((0x55798e5fad60), :)
   Call: (204) [system] (:)=')'
   Fail: (204) [system] (:)=')'
   Call: (204) [system] (:)=end_of_file
   Fail: (204) [system] (:)=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _708674)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _710532)
   Exit: (206) [system] peek_char((0x55798e5fad60), :)
   Call: (206) [system] (:)=(;)
   Fail: (206) [system] (:)=(;)
^  Call: (206) [user] is_like_space(:)
   Call: (207) [system] char_type(:, 'white')
   Fail: (207) [system] char_type(:, 'white')
   Call: (207) [system] char_type(:, end_of_line)
   Fail: (207) [system] char_type(:, end_of_line)
   Call: (207) [system] char_type(:, space)
   Fail: (207) [system] char_type(:, space)
   Call: (207) [system] char_type(:, cntrl)
   Fail: (207) [system] char_type(:, cntrl)
^  Fail: (206) [user] is_like_space(:)
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _724686)
   Exit: (205) [system] get_char((0x55798e5fad60), :)
   Call: (205) [system] (:)='('
   Fail: (205) [system] (:)='('
   Call: (205) [system] (:)='['
   Fail: (205) [system] (:)='['
   Call: (205) [system] (:)='{'
   Fail: (205) [system] (:)='{'
   Call: (205) [system] (:)='"'
   Fail: (205) [system] (:)='"'
   Call: (205) [system] (:)=!
   Fail: (205) [system] (:)=!
   Call: (205) [system] (:)='\''
   Fail: (205) [system] (:)='\''
   Call: (205) [system] (:)='`'
   Fail: (205) [system] (:)='`'
   Call: (205) [system] (:)=end_of_file
   Fail: (205) [system] (:)=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55798e5fad60), :, _708674)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _742328)
   Call: (207) [system] peek_char((0x55798e5fad60), _743262)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _742328=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (206) [user] classify_and_convert_charseq(:, [], _708674)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_752572, _752574), once(user:catch(read_from_chars([:], _708674), _752548, fail)), '$restore_trace'(_752572, _752574))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_752572, _752574))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _752548, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(:)
   Exit: (207) [system] atomic(:)
^  Exit: (206) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (205) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _760072)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _761930)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _769668)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _772372)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _787450)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _793020)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _794878)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _809032)
   Exit: (206) [system] get_char((0x55798e5fad60), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _793020)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _814602)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'C')
   Call: (208) [system] 'C'=(;)
   Fail: (208) [system] 'C'=(;)
^  Call: (208) [user] is_like_space('C')
   Call: (209) [system] char_type('C', 'white')
   Fail: (209) [system] char_type('C', 'white')
   Call: (209) [system] char_type('C', end_of_line)
   Fail: (209) [system] char_type('C', end_of_line)
   Call: (209) [system] char_type('C', space)
   Fail: (209) [system] char_type('C', space)
   Call: (209) [system] char_type('C', cntrl)
   Fail: (209) [system] char_type('C', cntrl)
^  Fail: (208) [user] is_like_space('C')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _828756)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'C')
   Call: (207) [system] 'C'=')'
   Fail: (207) [system] 'C'=')'
   Call: (207) [system] 'C'=end_of_file
   Fail: (207) [system] 'C'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _834326)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _836184)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'C')
   Call: (209) [system] 'C'=(;)
   Fail: (209) [system] 'C'=(;)
^  Call: (209) [user] is_like_space('C')
   Call: (210) [system] char_type('C', 'white')
   Fail: (210) [system] char_type('C', 'white')
   Call: (210) [system] char_type('C', end_of_line)
   Fail: (210) [system] char_type('C', end_of_line)
   Call: (210) [system] char_type('C', space)
   Fail: (210) [system] char_type('C', space)
   Call: (210) [system] char_type('C', cntrl)
   Fail: (210) [system] char_type('C', cntrl)
^  Fail: (209) [user] is_like_space('C')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _850338)
   Exit: (208) [system] get_char((0x55798e5fad60), 'C')
   Call: (208) [system] 'C'='('
   Fail: (208) [system] 'C'='('
   Call: (208) [system] 'C'='['
   Fail: (208) [system] 'C'='['
   Call: (208) [system] 'C'='{'
   Fail: (208) [system] 'C'='{'
   Call: (208) [system] 'C'='"'
   Fail: (208) [system] 'C'='"'
   Call: (208) [system] 'C'=!
   Fail: (208) [system] 'C'=!
   Call: (208) [system] 'C'='\''
   Fail: (208) [system] 'C'='\''
   Call: (208) [system] 'C'='`'
   Fail: (208) [system] 'C'='`'
   Call: (208) [system] 'C'=end_of_file
   Fail: (208) [system] 'C'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55798e5fad60), 'C', _834326)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _867980)
   Call: (210) [system] peek_char((0x55798e5fad60), _868914)
   Exit: (210) [system] peek_char((0x55798e5fad60), o)
^  Call: (210) [user] is_delimiter(o)
   Call: (211) [system] char_type(o, space)
   Fail: (211) [system] char_type(o, space)
   Call: (211) [system] arg(_873634, v('(', ')', end_of_file), o)
   Fail: (211) [system] arg(_874566, v('(', ')', end_of_file), o)
^  Fail: (210) [user] is_delimiter(o)
   Call: (210) [system] ')'==o
   Fail: (210) [system] ')'==o
   Call: (210) [system] get_char((0x55798e5fad60), o)
   Exit: (210) [system] get_char((0x55798e5fad60), o)
   Call: (210) [system] o=(\)
   Fail: (210) [system] o=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _881916)
   Call: (211) [system] peek_char((0x55798e5fad60), _882850)
   Exit: (211) [system] peek_char((0x55798e5fad60), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_887570, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_888502, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55798e5fad60), n)
   Exit: (211) [system] get_char((0x55798e5fad60), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _895852)
   Call: (212) [system] peek_char((0x55798e5fad60), _896786)
   Exit: (212) [system] peek_char((0x55798e5fad60), j)
^  Call: (212) [user] is_delimiter(j)
   Call: (213) [system] char_type(j, space)
   Fail: (213) [system] char_type(j, space)
   Call: (213) [system] arg(_901506, v('(', ')', end_of_file), j)
   Fail: (213) [system] arg(_902438, v('(', ')', end_of_file), j)
^  Fail: (212) [user] is_delimiter(j)
   Call: (212) [system] ')'==j
   Fail: (212) [system] ')'==j
   Call: (212) [system] get_char((0x55798e5fad60), j)
   Exit: (212) [system] get_char((0x55798e5fad60), j)
   Call: (212) [system] j=(\)
   Fail: (212) [system] j=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _909788)
   Call: (213) [system] peek_char((0x55798e5fad60), _910722)
   Exit: (213) [system] peek_char((0x55798e5fad60), u)
^  Call: (213) [user] is_delimiter(u)
   Call: (214) [system] char_type(u, space)
   Fail: (214) [system] char_type(u, space)
   Call: (214) [system] arg(_915442, v('(', ')', end_of_file), u)
   Fail: (214) [system] arg(_916374, v('(', ')', end_of_file), u)
^  Fail: (213) [user] is_delimiter(u)
   Call: (213) [system] ')'==u
   Fail: (213) [system] ')'==u
   Call: (213) [system] get_char((0x55798e5fad60), u)
   Exit: (213) [system] get_char((0x55798e5fad60), u)
   Call: (213) [system] u=(\)
   Fail: (213) [system] u=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _923724)
   Call: (214) [system] peek_char((0x55798e5fad60), _924658)
   Exit: (214) [system] peek_char((0x55798e5fad60), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_929378, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_930310, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55798e5fad60), n)
   Exit: (214) [system] get_char((0x55798e5fad60), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _937660)
   Call: (215) [system] peek_char((0x55798e5fad60), _938594)
   Exit: (215) [system] peek_char((0x55798e5fad60), c)
^  Call: (215) [user] is_delimiter(c)
   Call: (216) [system] char_type(c, space)
   Fail: (216) [system] char_type(c, space)
   Call: (216) [system] arg(_943314, v('(', ')', end_of_file), c)
   Fail: (216) [system] arg(_944246, v('(', ')', end_of_file), c)
^  Fail: (215) [user] is_delimiter(c)
   Call: (215) [system] ')'==c
   Fail: (215) [system] ')'==c
   Call: (215) [system] get_char((0x55798e5fad60), c)
   Exit: (215) [system] get_char((0x55798e5fad60), c)
   Call: (215) [system] c=(\)
   Fail: (215) [system] c=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _951596)
   Call: (216) [system] peek_char((0x55798e5fad60), _952530)
   Exit: (216) [system] peek_char((0x55798e5fad60), t)
^  Call: (216) [user] is_delimiter(t)
   Call: (217) [system] char_type(t, space)
   Fail: (217) [system] char_type(t, space)
   Call: (217) [system] arg(_957250, v('(', ')', end_of_file), t)
   Fail: (217) [system] arg(_958182, v('(', ')', end_of_file), t)
^  Fail: (216) [user] is_delimiter(t)
   Call: (216) [system] ')'==t
   Fail: (216) [system] ')'==t
   Call: (216) [system] get_char((0x55798e5fad60), t)
   Exit: (216) [system] get_char((0x55798e5fad60), t)
   Call: (216) [system] t=(\)
   Fail: (216) [system] t=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _965532)
   Call: (217) [system] peek_char((0x55798e5fad60), _966466)
   Exit: (217) [system] peek_char((0x55798e5fad60), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_971186, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_972118, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55798e5fad60), i)
   Exit: (217) [system] get_char((0x55798e5fad60), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _979468)
   Call: (218) [system] peek_char((0x55798e5fad60), _980402)
   Exit: (218) [system] peek_char((0x55798e5fad60), o)
^  Call: (218) [user] is_delimiter(o)
   Call: (219) [system] char_type(o, space)
   Fail: (219) [system] char_type(o, space)
   Call: (219) [system] arg(_985122, v('(', ')', end_of_file), o)
   Fail: (219) [system] arg(_986054, v('(', ')', end_of_file), o)
^  Fail: (218) [user] is_delimiter(o)
   Call: (218) [system] ')'==o
   Fail: (218) [system] ')'==o
   Call: (218) [system] get_char((0x55798e5fad60), o)
   Exit: (218) [system] get_char((0x55798e5fad60), o)
   Call: (218) [system] o=(\)
   Fail: (218) [system] o=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _993404)
   Call: (219) [system] peek_char((0x55798e5fad60), _994338)
   Exit: (219) [system] peek_char((0x55798e5fad60), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_999058, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_999990, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55798e5fad60), n)
   Exit: (219) [system] get_char((0x55798e5fad60), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1007340)
   Call: (220) [system] peek_char((0x55798e5fad60), _1008274)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (220) [user] is_delimiter('I')
   Call: (221) [system] char_type('I', space)
   Fail: (221) [system] char_type('I', space)
   Call: (221) [system] arg(_1012994, v('(', ')', end_of_file), 'I')
   Fail: (221) [system] arg(_1013926, v('(', ')', end_of_file), 'I')
^  Fail: (220) [user] is_delimiter('I')
   Call: (220) [system] ')'=='I'
   Fail: (220) [system] ')'=='I'
   Call: (220) [system] get_char((0x55798e5fad60), 'I')
   Exit: (220) [system] get_char((0x55798e5fad60), 'I')
   Call: (220) [system] 'I'=(\)
   Fail: (220) [system] 'I'=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1021276)
   Call: (221) [system] peek_char((0x55798e5fad60), _1022210)
   Exit: (221) [system] peek_char((0x55798e5fad60), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1026930, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1027862, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55798e5fad60), n)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1035212)
   Call: (222) [system] peek_char((0x55798e5fad60), _1036146)
   Exit: (222) [system] peek_char((0x55798e5fad60), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_1040866, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_1041798, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55798e5fad60), t)
   Exit: (222) [system] get_char((0x55798e5fad60), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1049148)
   Call: (223) [system] peek_char((0x55798e5fad60), _1050082)
   Exit: (223) [system] peek_char((0x55798e5fad60), r)
^  Call: (223) [user] is_delimiter(r)
   Call: (224) [system] char_type(r, space)
   Fail: (224) [system] char_type(r, space)
   Call: (224) [system] arg(_1054802, v('(', ')', end_of_file), r)
   Fail: (224) [system] arg(_1055734, v('(', ')', end_of_file), r)
^  Fail: (223) [user] is_delimiter(r)
   Call: (223) [system] ')'==r
   Fail: (223) [system] ')'==r
   Call: (223) [system] get_char((0x55798e5fad60), r)
   Exit: (223) [system] get_char((0x55798e5fad60), r)
   Call: (223) [system] r=(\)
   Fail: (223) [system] r=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1063084)
   Call: (224) [system] peek_char((0x55798e5fad60), _1064018)
   Exit: (224) [system] peek_char((0x55798e5fad60), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_1068738, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_1069670, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55798e5fad60), o)
   Exit: (224) [system] get_char((0x55798e5fad60), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1077020)
   Call: (225) [system] peek_char((0x55798e5fad60), _1077954)
   Exit: (225) [system] peek_char((0x55798e5fad60), d)
^  Call: (225) [user] is_delimiter(d)
   Call: (226) [system] char_type(d, space)
   Fail: (226) [system] char_type(d, space)
   Call: (226) [system] arg(_1082674, v('(', ')', end_of_file), d)
   Fail: (226) [system] arg(_1083606, v('(', ')', end_of_file), d)
^  Fail: (225) [user] is_delimiter(d)
   Call: (225) [system] ')'==d
   Fail: (225) [system] ')'==d
   Call: (225) [system] get_char((0x55798e5fad60), d)
   Exit: (225) [system] get_char((0x55798e5fad60), d)
   Call: (225) [system] d=(\)
   Fail: (225) [system] d=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1090956)
   Call: (226) [system] peek_char((0x55798e5fad60), _1091890)
   Exit: (226) [system] peek_char((0x55798e5fad60), u)
^  Call: (226) [user] is_delimiter(u)
   Call: (227) [system] char_type(u, space)
   Fail: (227) [system] char_type(u, space)
   Call: (227) [system] arg(_1096610, v('(', ')', end_of_file), u)
   Fail: (227) [system] arg(_1097542, v('(', ')', end_of_file), u)
^  Fail: (226) [user] is_delimiter(u)
   Call: (226) [system] ')'==u
   Fail: (226) [system] ')'==u
   Call: (226) [system] get_char((0x55798e5fad60), u)
   Exit: (226) [system] get_char((0x55798e5fad60), u)
   Call: (226) [system] u=(\)
   Fail: (226) [system] u=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1104892)
   Call: (227) [system] peek_char((0x55798e5fad60), _1105826)
   Exit: (227) [system] peek_char((0x55798e5fad60), c)
^  Call: (227) [user] is_delimiter(c)
   Call: (228) [system] char_type(c, space)
   Fail: (228) [system] char_type(c, space)
   Call: (228) [system] arg(_1110546, v('(', ')', end_of_file), c)
   Fail: (228) [system] arg(_1111478, v('(', ')', end_of_file), c)
^  Fail: (227) [user] is_delimiter(c)
   Call: (227) [system] ')'==c
   Fail: (227) [system] ')'==c
   Call: (227) [system] get_char((0x55798e5fad60), c)
   Exit: (227) [system] get_char((0x55798e5fad60), c)
   Call: (227) [system] c=(\)
   Fail: (227) [system] c=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1118828)
   Call: (228) [system] peek_char((0x55798e5fad60), _1119762)
   Exit: (228) [system] peek_char((0x55798e5fad60), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_1124482, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_1125414, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55798e5fad60), t)
   Exit: (228) [system] get_char((0x55798e5fad60), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1132764)
   Call: (229) [system] peek_char((0x55798e5fad60), _1133698)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1138418, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1139350, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1146700)
   Call: (230) [system] peek_char((0x55798e5fad60), _1147634)
   Exit: (230) [system] peek_char((0x55798e5fad60), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_1152354, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_1153286, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55798e5fad60), o)
   Exit: (230) [system] get_char((0x55798e5fad60), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1160636)
   Call: (231) [system] peek_char((0x55798e5fad60), _1161570)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1166290, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1167222, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1174572)
   Call: (232) [system] peek_char((0x55798e5fad60), _1175506)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _1174572=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (231) [system] _1160636=[n]
   Exit: (231) [system] [n]=[n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (230) [system] _1146700=[o, n]
   Exit: (230) [system] [o, n]=[o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (229) [system] _1132764=[i, o, n]
   Exit: (229) [system] [i, o, n]=[i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (228) [system] _1118828=[t, i, o, n]
   Exit: (228) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (227) [system] _1104892=[c, t, i, o, n]
   Exit: (227) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (226) [system] _1090956=[u, c, t, i, o, n]
   Exit: (226) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (225) [system] _1077020=[d, u, c, t, i, o, n]
   Exit: (225) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (224) [system] _1063084=[o, d, u, c, t, i, o, n]
   Exit: (224) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (223) [system] _1049148=[r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1035212=[t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1021276=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1007340=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _993404=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _979468=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _965532=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _951596=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _937660=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _923724=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _909788=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _895852=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _881916=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _867980=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (209) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _834326)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1246284, _1246286), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _834326), _1246260, fail)), '$restore_trace'(_1246284, _1246286))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1246284, _1246286))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _834326), _1246260, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_834326)
   Fail: (210) [system] atomic(_834326)
   Call: (210) [system] atom_chars(_834326, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (210) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (209) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (208) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionIntroduction')
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionIntroduction')
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1255660)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1257518)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _1265256)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1267960)
   Exit: (210) [system] peek_char((0x55798e5fad60), a)
   Call: (210) [system] a=(;)
   Fail: (210) [system] a=(;)
^  Call: (210) [user] is_like_space(a)
   Call: (211) [system] char_type(a, 'white')
   Fail: (211) [system] char_type(a, 'white')
   Call: (211) [system] char_type(a, end_of_line)
   Fail: (211) [system] char_type(a, end_of_line)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] char_type(a, cntrl)
   Fail: (211) [system] char_type(a, cntrl)
^  Fail: (210) [user] is_like_space(a)
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1283038)
   Exit: (208) [system] peek_char((0x55798e5fad60), a)
   Call: (208) [system] a=')'
   Fail: (208) [system] a=')'
   Call: (208) [system] a=end_of_file
   Fail: (208) [system] a=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _1288608)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1290466)
   Exit: (210) [system] peek_char((0x55798e5fad60), a)
   Call: (210) [system] a=(;)
   Fail: (210) [system] a=(;)
^  Call: (210) [user] is_like_space(a)
   Call: (211) [system] char_type(a, 'white')
   Fail: (211) [system] char_type(a, 'white')
   Call: (211) [system] char_type(a, end_of_line)
   Fail: (211) [system] char_type(a, end_of_line)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] char_type(a, cntrl)
   Fail: (211) [system] char_type(a, cntrl)
^  Fail: (210) [user] is_like_space(a)
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _1304620)
   Exit: (209) [system] get_char((0x55798e5fad60), a)
   Call: (209) [system] a='('
   Fail: (209) [system] a='('
   Call: (209) [system] a='['
   Fail: (209) [system] a='['
   Call: (209) [system] a='{'
   Fail: (209) [system] a='{'
   Call: (209) [system] a='"'
   Fail: (209) [system] a='"'
   Call: (209) [system] a=!
   Fail: (209) [system] a=!
   Call: (209) [system] a='\''
   Fail: (209) [system] a='\''
   Call: (209) [system] a='`'
   Fail: (209) [system] a='`'
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), a, _1288608)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1322262)
   Call: (211) [system] peek_char((0x55798e5fad60), _1323196)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1322262=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (210) [user] classify_and_convert_charseq(a, [], _1288608)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1332506, _1332508), once(user:catch(read_from_chars([a], _1288608), _1332482, fail)), '$restore_trace'(_1332506, _1332508))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1332506, _1332508))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1332482, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(a)
   Exit: (211) [system] atomic(a)
^  Exit: (210) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1340006)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1341864)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _1349602)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1352306)
   Exit: (211) [system] peek_char((0x55798e5fad60), a)
   Call: (211) [system] a=(;)
   Fail: (211) [system] a=(;)
^  Call: (211) [user] is_like_space(a)
   Call: (212) [system] char_type(a, 'white')
   Fail: (212) [system] char_type(a, 'white')
   Call: (212) [system] char_type(a, end_of_line)
   Fail: (212) [system] char_type(a, end_of_line)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] char_type(a, cntrl)
   Fail: (212) [system] char_type(a, cntrl)
^  Fail: (211) [user] is_like_space(a)
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1367384)
   Exit: (209) [system] peek_char((0x55798e5fad60), a)
   Call: (209) [system] a=')'
   Fail: (209) [system] a=')'
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1372954)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1374812)
   Exit: (211) [system] peek_char((0x55798e5fad60), a)
   Call: (211) [system] a=(;)
   Fail: (211) [system] a=(;)
^  Call: (211) [user] is_like_space(a)
   Call: (212) [system] char_type(a, 'white')
   Fail: (212) [system] char_type(a, 'white')
   Call: (212) [system] char_type(a, end_of_line)
   Fail: (212) [system] char_type(a, end_of_line)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] char_type(a, cntrl)
   Fail: (212) [system] char_type(a, cntrl)
^  Fail: (211) [user] is_like_space(a)
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1388966)
   Exit: (210) [system] get_char((0x55798e5fad60), a)
   Call: (210) [system] a='('
   Fail: (210) [system] a='('
   Call: (210) [system] a='['
   Fail: (210) [system] a='['
   Call: (210) [system] a='{'
   Fail: (210) [system] a='{'
   Call: (210) [system] a='"'
   Fail: (210) [system] a='"'
   Call: (210) [system] a=!
   Fail: (210) [system] a=!
   Call: (210) [system] a='\''
   Fail: (210) [system] a='\''
   Call: (210) [system] a='`'
   Fail: (210) [system] a='`'
   Call: (210) [system] a=end_of_file
   Fail: (210) [system] a=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), a, _1372954)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1406608)
   Call: (212) [system] peek_char((0x55798e5fad60), _1407542)
   Exit: (212) [system] peek_char((0x55798e5fad60), b)
^  Call: (212) [user] is_delimiter(b)
   Call: (213) [system] char_type(b, space)
   Fail: (213) [system] char_type(b, space)
   Call: (213) [system] arg(_1412262, v('(', ')', end_of_file), b)
   Fail: (213) [system] arg(_1413194, v('(', ')', end_of_file), b)
^  Fail: (212) [user] is_delimiter(b)
   Call: (212) [system] ')'==b
   Fail: (212) [system] ')'==b
   Call: (212) [system] get_char((0x55798e5fad60), b)
   Exit: (212) [system] get_char((0x55798e5fad60), b)
   Call: (212) [system] b=(\)
   Fail: (212) [system] b=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1420544)
   Call: (213) [system] peek_char((0x55798e5fad60), _1421478)
   Exit: (213) [system] peek_char((0x55798e5fad60), c)
^  Call: (213) [user] is_delimiter(c)
   Call: (214) [system] char_type(c, space)
   Fail: (214) [system] char_type(c, space)
   Call: (214) [system] arg(_1426198, v('(', ')', end_of_file), c)
   Fail: (214) [system] arg(_1427130, v('(', ')', end_of_file), c)
^  Fail: (213) [user] is_delimiter(c)
   Call: (213) [system] ')'==c
   Fail: (213) [system] ')'==c
   Call: (213) [system] get_char((0x55798e5fad60), c)
   Exit: (213) [system] get_char((0x55798e5fad60), c)
   Call: (213) [system] c=(\)
   Fail: (213) [system] c=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1434480)
   Call: (214) [system] peek_char((0x55798e5fad60), _1435414)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_1440134, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _1434480=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (213) [system] _1420544=[c]
   Exit: (213) [system] [c]=[c]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (212) [system] _1406608=[b, c]
   Exit: (212) [system] [b, c]=[b, c]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (211) [user] classify_and_convert_charseq(a, [b, c], _1372954)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1452184, _1452186), once(user:catch(read_from_chars([a, b, c], _1372954), _1452160, fail)), '$restore_trace'(_1452184, _1452186))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1452184, _1452186))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1452160, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(abc)
   Exit: (212) [system] atomic(abc)
^  Exit: (211) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1459684)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1461542)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1475696)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55798e5fad60), _1479486)
   Exit: (210) [system] get_char((0x55798e5fad60), ')')
   Call: (210) [system] _1459684=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [])
   Call: (209) [system] _1340006=[abc]
   Exit: (209) [system] [abc]=[abc]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [abc])
   Call: (208) [system] _1255660=[a, abc]
   Exit: (208) [system] [a, abc]=[a, abc]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [a, abc])
   Call: (207) [system] _793020=['ConjunctionIntroduction', a, abc]
   Exit: (207) [system] ['ConjunctionIntroduction', a, abc]=['ConjunctionIntroduction', a, abc]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), ['ConjunctionIntroduction', a, abc])
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), ['ConjunctionIntroduction', a, abc])
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _1493368)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1495226)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _1502964)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1505668)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1520746)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _1526316)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1528174)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _1542328)
   Exit: (207) [system] get_char((0x55798e5fad60), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1526316)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1547898)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'A')
   Call: (209) [system] 'A'=(;)
   Fail: (209) [system] 'A'=(;)
^  Call: (209) [user] is_like_space('A')
   Call: (210) [system] char_type('A', 'white')
   Fail: (210) [system] char_type('A', 'white')
   Call: (210) [system] char_type('A', end_of_line)
   Fail: (210) [system] char_type('A', end_of_line)
   Call: (210) [system] char_type('A', space)
   Fail: (210) [system] char_type('A', space)
   Call: (210) [system] char_type('A', cntrl)
   Fail: (210) [system] char_type('A', cntrl)
^  Fail: (209) [user] is_like_space('A')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1562052)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'A')
   Call: (208) [system] 'A'=')'
   Fail: (208) [system] 'A'=')'
   Call: (208) [system] 'A'=end_of_file
   Fail: (208) [system] 'A'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _1567622)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1569480)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _1583634)
   Exit: (209) [system] get_char((0x55798e5fad60), 'A')
   Call: (209) [system] 'A'='('
   Fail: (209) [system] 'A'='('
   Call: (209) [system] 'A'='['
   Fail: (209) [system] 'A'='['
   Call: (209) [system] 'A'='{'
   Fail: (209) [system] 'A'='{'
   Call: (209) [system] 'A'='"'
   Fail: (209) [system] 'A'='"'
   Call: (209) [system] 'A'=!
   Fail: (209) [system] 'A'=!
   Call: (209) [system] 'A'='\''
   Fail: (209) [system] 'A'='\''
   Call: (209) [system] 'A'='`'
   Fail: (209) [system] 'A'='`'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1567622)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1601276)
   Call: (211) [system] peek_char((0x55798e5fad60), _1602210)
   Exit: (211) [system] peek_char((0x55798e5fad60), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_1606930, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_1607862, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55798e5fad60), n)
   Exit: (211) [system] get_char((0x55798e5fad60), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1615212)
   Call: (212) [system] peek_char((0x55798e5fad60), _1616146)
   Exit: (212) [system] peek_char((0x55798e5fad60), d)
^  Call: (212) [user] is_delimiter(d)
   Call: (213) [system] char_type(d, space)
   Fail: (213) [system] char_type(d, space)
   Call: (213) [system] arg(_1620866, v('(', ')', end_of_file), d)
   Fail: (213) [system] arg(_1621798, v('(', ')', end_of_file), d)
^  Fail: (212) [user] is_delimiter(d)
   Call: (212) [system] ')'==d
   Fail: (212) [system] ')'==d
   Call: (212) [system] get_char((0x55798e5fad60), d)
   Exit: (212) [system] get_char((0x55798e5fad60), d)
   Call: (212) [system] d=(\)
   Fail: (212) [system] d=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1629148)
   Call: (213) [system] peek_char((0x55798e5fad60), _1630082)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (213) [user] is_delimiter('L')
   Call: (214) [system] char_type('L', space)
   Fail: (214) [system] char_type('L', space)
   Call: (214) [system] arg(_1634802, v('(', ')', end_of_file), 'L')
   Fail: (214) [system] arg(_1635734, v('(', ')', end_of_file), 'L')
^  Fail: (213) [user] is_delimiter('L')
   Call: (213) [system] ')'=='L'
   Fail: (213) [system] ')'=='L'
   Call: (213) [system] get_char((0x55798e5fad60), 'L')
   Exit: (213) [system] get_char((0x55798e5fad60), 'L')
   Call: (213) [system] 'L'=(\)
   Fail: (213) [system] 'L'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1643084)
   Call: (214) [system] peek_char((0x55798e5fad60), _1644018)
   Exit: (214) [system] peek_char((0x55798e5fad60), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_1648738, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_1649670, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55798e5fad60), i)
   Exit: (214) [system] get_char((0x55798e5fad60), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1657020)
   Call: (215) [system] peek_char((0x55798e5fad60), _1657954)
   Exit: (215) [system] peek_char((0x55798e5fad60), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1662674, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1663606, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55798e5fad60), n)
   Exit: (215) [system] get_char((0x55798e5fad60), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1670956)
   Call: (216) [system] peek_char((0x55798e5fad60), _1671890)
   Exit: (216) [system] peek_char((0x55798e5fad60), k)
^  Call: (216) [user] is_delimiter(k)
   Call: (217) [system] char_type(k, space)
   Fail: (217) [system] char_type(k, space)
   Call: (217) [system] arg(_1676610, v('(', ')', end_of_file), k)
   Fail: (217) [system] arg(_1677542, v('(', ')', end_of_file), k)
^  Fail: (216) [user] is_delimiter(k)
   Call: (216) [system] ')'==k
   Fail: (216) [system] ')'==k
   Call: (216) [system] get_char((0x55798e5fad60), k)
   Exit: (216) [system] get_char((0x55798e5fad60), k)
   Call: (216) [system] k=(\)
   Fail: (216) [system] k=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1684892)
   Call: (217) [system] peek_char((0x55798e5fad60), _1685826)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _1684892=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (216) [system] _1670956=[k]
   Exit: (216) [system] [k]=[k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (215) [system] _1657020=[n, k]
   Exit: (215) [system] [n, k]=[n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (214) [system] _1643084=[i, n, k]
   Exit: (214) [system] [i, n, k]=[i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (213) [system] _1629148=['L', i, n, k]
   Exit: (213) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (212) [system] _1615212=[d, 'L', i, n, k]
   Exit: (212) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (211) [system] _1601276=[n, d, 'L', i, n, k]
   Exit: (211) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (210) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1567622)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1711900, _1711902), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1567622), _1711876, fail)), '$restore_trace'(_1711900, _1711902))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1711900, _1711902))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1567622), _1711876, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_1567622)
   Fail: (211) [system] atomic(_1567622)
   Call: (211) [system] atom_chars(_1567622, ['A', n, d, 'L', i, n, k])
   Exit: (211) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (210) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1721276)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1723134)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _1730872)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1733576)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1748654)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'A')
   Call: (209) [system] 'A'=')'
   Fail: (209) [system] 'A'=')'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1754224)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1756082)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1770236)
   Exit: (210) [system] get_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'='('
   Fail: (210) [system] 'A'='('
   Call: (210) [system] 'A'='['
   Fail: (210) [system] 'A'='['
   Call: (210) [system] 'A'='{'
   Fail: (210) [system] 'A'='{'
   Call: (210) [system] 'A'='"'
   Fail: (210) [system] 'A'='"'
   Call: (210) [system] 'A'=!
   Fail: (210) [system] 'A'=!
   Call: (210) [system] 'A'='\''
   Fail: (210) [system] 'A'='\''
   Call: (210) [system] 'A'='`'
   Fail: (210) [system] 'A'='`'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1754224)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1787878)
   Call: (212) [system] peek_char((0x55798e5fad60), _1788812)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _1787878=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (211) [user] classify_and_convert_charseq('A', [], _1754224)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1798122, _1798124), once(user:catch(read_from_chars(['A'], _1754224), _1798098, fail)), '$restore_trace'(_1798122, _1798124))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1798122, _1798124))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1754224), _1798098, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_1754224)
   Fail: (212) [system] atomic(_1754224)
   Call: (212) [system] atom_chars(_1754224, ['A'])
   Exit: (212) [system] atom_chars('A', ['A'])
^  Exit: (211) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1807498)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1809356)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _1817094)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1819798)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1834876)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1840446)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1842304)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1856458)
   Exit: (211) [system] get_char((0x55798e5fad60), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1840446)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1862028)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'I')
   Call: (213) [system] 'I'=(;)
   Fail: (213) [system] 'I'=(;)
^  Call: (213) [user] is_like_space('I')
   Call: (214) [system] char_type('I', 'white')
   Fail: (214) [system] char_type('I', 'white')
   Call: (214) [system] char_type('I', end_of_line)
   Fail: (214) [system] char_type('I', end_of_line)
   Call: (214) [system] char_type('I', space)
   Fail: (214) [system] char_type('I', space)
   Call: (214) [system] char_type('I', cntrl)
   Fail: (214) [system] char_type('I', cntrl)
^  Fail: (213) [user] is_like_space('I')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1876182)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'I')
   Call: (212) [system] 'I'=')'
   Fail: (212) [system] 'I'=')'
   Call: (212) [system] 'I'=end_of_file
   Fail: (212) [system] 'I'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1881752)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1883610)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'I')
   Call: (214) [system] 'I'=(;)
   Fail: (214) [system] 'I'=(;)
^  Call: (214) [user] is_like_space('I')
   Call: (215) [system] char_type('I', 'white')
   Fail: (215) [system] char_type('I', 'white')
   Call: (215) [system] char_type('I', end_of_line)
   Fail: (215) [system] char_type('I', end_of_line)
   Call: (215) [system] char_type('I', space)
   Fail: (215) [system] char_type('I', space)
   Call: (215) [system] char_type('I', cntrl)
   Fail: (215) [system] char_type('I', cntrl)
^  Fail: (214) [user] is_like_space('I')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1897764)
   Exit: (213) [system] get_char((0x55798e5fad60), 'I')
   Call: (213) [system] 'I'='('
   Fail: (213) [system] 'I'='('
   Call: (213) [system] 'I'='['
   Fail: (213) [system] 'I'='['
   Call: (213) [system] 'I'='{'
   Fail: (213) [system] 'I'='{'
   Call: (213) [system] 'I'='"'
   Fail: (213) [system] 'I'='"'
   Call: (213) [system] 'I'=!
   Fail: (213) [system] 'I'=!
   Call: (213) [system] 'I'='\''
   Fail: (213) [system] 'I'='\''
   Call: (213) [system] 'I'='`'
   Fail: (213) [system] 'I'='`'
   Call: (213) [system] 'I'=end_of_file
   Fail: (213) [system] 'I'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1881752)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1915406)
   Call: (215) [system] peek_char((0x55798e5fad60), _1916340)
   Exit: (215) [system] peek_char((0x55798e5fad60), m)
^  Call: (215) [user] is_delimiter(m)
   Call: (216) [system] char_type(m, space)
   Fail: (216) [system] char_type(m, space)
   Call: (216) [system] arg(_1921060, v('(', ')', end_of_file), m)
   Fail: (216) [system] arg(_1921992, v('(', ')', end_of_file), m)
^  Fail: (215) [user] is_delimiter(m)
   Call: (215) [system] ')'==m
   Fail: (215) [system] ')'==m
   Call: (215) [system] get_char((0x55798e5fad60), m)
   Exit: (215) [system] get_char((0x55798e5fad60), m)
   Call: (215) [system] m=(\)
   Fail: (215) [system] m=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1929342)
   Call: (216) [system] peek_char((0x55798e5fad60), _1930276)
   Exit: (216) [system] peek_char((0x55798e5fad60), p)
^  Call: (216) [user] is_delimiter(p)
   Call: (217) [system] char_type(p, space)
   Fail: (217) [system] char_type(p, space)
   Call: (217) [system] arg(_1934996, v('(', ')', end_of_file), p)
   Fail: (217) [system] arg(_1935928, v('(', ')', end_of_file), p)
^  Fail: (216) [user] is_delimiter(p)
   Call: (216) [system] ')'==p
   Fail: (216) [system] ')'==p
   Call: (216) [system] get_char((0x55798e5fad60), p)
   Exit: (216) [system] get_char((0x55798e5fad60), p)
   Call: (216) [system] p=(\)
   Fail: (216) [system] p=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1943278)
   Call: (217) [system] peek_char((0x55798e5fad60), _1944212)
   Exit: (217) [system] peek_char((0x55798e5fad60), l)
^  Call: (217) [user] is_delimiter(l)
   Call: (218) [system] char_type(l, space)
   Fail: (218) [system] char_type(l, space)
   Call: (218) [system] arg(_1948932, v('(', ')', end_of_file), l)
   Fail: (218) [system] arg(_1949864, v('(', ')', end_of_file), l)
^  Fail: (217) [user] is_delimiter(l)
   Call: (217) [system] ')'==l
   Fail: (217) [system] ')'==l
   Call: (217) [system] get_char((0x55798e5fad60), l)
   Exit: (217) [system] get_char((0x55798e5fad60), l)
   Call: (217) [system] l=(\)
   Fail: (217) [system] l=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1957214)
   Call: (218) [system] peek_char((0x55798e5fad60), _1958148)
   Exit: (218) [system] peek_char((0x55798e5fad60), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_1962868, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_1963800, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55798e5fad60), i)
   Exit: (218) [system] get_char((0x55798e5fad60), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1971150)
   Call: (219) [system] peek_char((0x55798e5fad60), _1972084)
   Exit: (219) [system] peek_char((0x55798e5fad60), c)
^  Call: (219) [user] is_delimiter(c)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] arg(_1976804, v('(', ')', end_of_file), c)
   Fail: (220) [system] arg(_1977736, v('(', ')', end_of_file), c)
^  Fail: (219) [user] is_delimiter(c)
   Call: (219) [system] ')'==c
   Fail: (219) [system] ')'==c
   Call: (219) [system] get_char((0x55798e5fad60), c)
   Exit: (219) [system] get_char((0x55798e5fad60), c)
   Call: (219) [system] c=(\)
   Fail: (219) [system] c=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1985086)
   Call: (220) [system] peek_char((0x55798e5fad60), _1986020)
   Exit: (220) [system] peek_char((0x55798e5fad60), a)
^  Call: (220) [user] is_delimiter(a)
   Call: (221) [system] char_type(a, space)
   Fail: (221) [system] char_type(a, space)
   Call: (221) [system] arg(_1990740, v('(', ')', end_of_file), a)
   Fail: (221) [system] arg(_1991672, v('(', ')', end_of_file), a)
^  Fail: (220) [user] is_delimiter(a)
   Call: (220) [system] ')'==a
   Fail: (220) [system] ')'==a
   Call: (220) [system] get_char((0x55798e5fad60), a)
   Exit: (220) [system] get_char((0x55798e5fad60), a)
   Call: (220) [system] a=(\)
   Fail: (220) [system] a=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1999022)
   Call: (221) [system] peek_char((0x55798e5fad60), _1999956)
   Exit: (221) [system] peek_char((0x55798e5fad60), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_2004676, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_2005608, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55798e5fad60), t)
   Exit: (221) [system] get_char((0x55798e5fad60), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _2012958)
   Call: (222) [system] peek_char((0x55798e5fad60), _2013892)
   Exit: (222) [system] peek_char((0x55798e5fad60), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_2018612, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_2019544, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55798e5fad60), i)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _2026894)
   Call: (223) [system] peek_char((0x55798e5fad60), _2027828)
   Exit: (223) [system] peek_char((0x55798e5fad60), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_2032548, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_2033480, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55798e5fad60), o)
   Exit: (223) [system] get_char((0x55798e5fad60), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _2040830)
   Call: (224) [system] peek_char((0x55798e5fad60), _2041764)
   Exit: (224) [system] peek_char((0x55798e5fad60), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_2046484, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_2047416, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55798e5fad60), n)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _2054766)
   Call: (225) [system] peek_char((0x55798e5fad60), _2055700)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _2054766=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (224) [system] _2040830=[n]
   Exit: (224) [system] [n]=[n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (223) [system] _2026894=[o, n]
   Exit: (223) [system] [o, n]=[o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (222) [system] _2012958=[i, o, n]
   Exit: (222) [system] [i, o, n]=[i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (221) [system] _1999022=[t, i, o, n]
   Exit: (221) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (220) [system] _1985086=[a, t, i, o, n]
   Exit: (220) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (219) [system] _1971150=[c, a, t, i, o, n]
   Exit: (219) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (218) [system] _1957214=[i, c, a, t, i, o, n]
   Exit: (218) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (217) [system] _1943278=[l, i, c, a, t, i, o, n]
   Exit: (217) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (216) [system] _1929342=[p, l, i, c, a, t, i, o, n]
   Exit: (216) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (215) [system] _1915406=[m, p, l, i, c, a, t, i, o, n]
   Exit: (215) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (214) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1881752)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_2092950, _2092952), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1881752), _2092926, fail)), '$restore_trace'(_2092950, _2092952))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_2092950, _2092952))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1881752), _2092926, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1881752)
   Fail: (215) [system] atomic(_4594)
   Call: (215) [system] atom_chars(_4594, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (215) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (214) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _10118)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _11976)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _19714)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _22418)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _37496)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _43066)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _44924)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _59078)
   Exit: (214) [system] get_char((0x55798e5fad60), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _43066)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _64648)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _78802)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'A')
   Call: (215) [system] 'A'=')'
   Fail: (215) [system] 'A'=')'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _84372)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _86230)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _100384)
   Exit: (216) [system] get_char((0x55798e5fad60), 'A')
   Call: (216) [system] 'A'='('
   Fail: (216) [system] 'A'='('
   Call: (216) [system] 'A'='['
   Fail: (216) [system] 'A'='['
   Call: (216) [system] 'A'='{'
   Fail: (216) [system] 'A'='{'
   Call: (216) [system] 'A'='"'
   Fail: (216) [system] 'A'='"'
   Call: (216) [system] 'A'=!
   Fail: (216) [system] 'A'=!
   Call: (216) [system] 'A'='\''
   Fail: (216) [system] 'A'='\''
   Call: (216) [system] 'A'='`'
   Fail: (216) [system] 'A'='`'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), 'A', _84372)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _118026)
   Call: (218) [system] peek_char((0x55798e5fad60), _118960)
   Exit: (218) [system] peek_char((0x55798e5fad60), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_123680, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_124612, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55798e5fad60), n)
   Exit: (218) [system] get_char((0x55798e5fad60), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _131962)
   Call: (219) [system] peek_char((0x55798e5fad60), _132896)
   Exit: (219) [system] peek_char((0x55798e5fad60), d)
^  Call: (219) [user] is_delimiter(d)
   Call: (220) [system] char_type(d, space)
   Fail: (220) [system] char_type(d, space)
   Call: (220) [system] arg(_137616, v('(', ')', end_of_file), d)
   Fail: (220) [system] arg(_138548, v('(', ')', end_of_file), d)
^  Fail: (219) [user] is_delimiter(d)
   Call: (219) [system] ')'==d
   Fail: (219) [system] ')'==d
   Call: (219) [system] get_char((0x55798e5fad60), d)
   Exit: (219) [system] get_char((0x55798e5fad60), d)
   Call: (219) [system] d=(\)
   Fail: (219) [system] d=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _145898)
   Call: (220) [system] peek_char((0x55798e5fad60), _146832)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (220) [user] is_delimiter('L')
   Call: (221) [system] char_type('L', space)
   Fail: (221) [system] char_type('L', space)
   Call: (221) [system] arg(_151552, v('(', ')', end_of_file), 'L')
   Fail: (221) [system] arg(_152484, v('(', ')', end_of_file), 'L')
^  Fail: (220) [user] is_delimiter('L')
   Call: (220) [system] ')'=='L'
   Fail: (220) [system] ')'=='L'
   Call: (220) [system] get_char((0x55798e5fad60), 'L')
   Exit: (220) [system] get_char((0x55798e5fad60), 'L')
   Call: (220) [system] 'L'=(\)
   Fail: (220) [system] 'L'=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _159834)
   Call: (221) [system] peek_char((0x55798e5fad60), _160768)
   Exit: (221) [system] peek_char((0x55798e5fad60), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_165488, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_166420, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55798e5fad60), i)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _173770)
   Call: (222) [system] peek_char((0x55798e5fad60), _174704)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_179424, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_180356, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _187706)
   Call: (223) [system] peek_char((0x55798e5fad60), _188640)
   Exit: (223) [system] peek_char((0x55798e5fad60), k)
^  Call: (223) [user] is_delimiter(k)
   Call: (224) [system] char_type(k, space)
   Fail: (224) [system] char_type(k, space)
   Call: (224) [system] arg(_193360, v('(', ')', end_of_file), k)
   Fail: (224) [system] arg(_194292, v('(', ')', end_of_file), k)
^  Fail: (223) [user] is_delimiter(k)
   Call: (223) [system] ')'==k
   Fail: (223) [system] ')'==k
   Call: (223) [system] get_char((0x55798e5fad60), k)
   Exit: (223) [system] get_char((0x55798e5fad60), k)
   Call: (223) [system] k=(\)
   Fail: (223) [system] k=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _201642)
   Call: (224) [system] peek_char((0x55798e5fad60), _202576)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _201642=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (223) [system] _187706=[k]
   Exit: (223) [system] [k]=[k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (222) [system] _173770=[n, k]
   Exit: (222) [system] [n, k]=[n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (221) [system] _159834=[i, n, k]
   Exit: (221) [system] [i, n, k]=[i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (220) [system] _145898=['L', i, n, k]
   Exit: (220) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (219) [system] _131962=[d, 'L', i, n, k]
   Exit: (219) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (218) [system] _118026=[n, d, 'L', i, n, k]
   Exit: (218) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (217) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _84372)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_228650, _228652), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _84372), _228626, fail)), '$restore_trace'(_228650, _228652))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_228650, _228652))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _84372), _228626, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_84372)
   Fail: (218) [system] atomic(_84372)
   Call: (218) [system] atom_chars(_84372, ['A', n, d, 'L', i, n, k])
   Exit: (218) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (217) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _238026)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _239884)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _247622)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _250326)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'A')
   Call: (218) [system] 'A'=(;)
   Fail: (218) [system] 'A'=(;)
^  Call: (218) [user] is_like_space('A')
   Call: (219) [system] char_type('A', 'white')
   Fail: (219) [system] char_type('A', 'white')
   Call: (219) [system] char_type('A', end_of_line)
   Fail: (219) [system] char_type('A', end_of_line)
   Call: (219) [system] char_type('A', space)
   Fail: (219) [system] char_type('A', space)
   Call: (219) [system] char_type('A', cntrl)
   Fail: (219) [system] char_type('A', cntrl)
^  Fail: (218) [user] is_like_space('A')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _265404)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'A')
   Call: (216) [system] 'A'=')'
   Fail: (216) [system] 'A'=')'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _270974)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _272832)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'A')
   Call: (218) [system] 'A'=(;)
   Fail: (218) [system] 'A'=(;)
^  Call: (218) [user] is_like_space('A')
   Call: (219) [system] char_type('A', 'white')
   Fail: (219) [system] char_type('A', 'white')
   Call: (219) [system] char_type('A', end_of_line)
   Fail: (219) [system] char_type('A', end_of_line)
   Call: (219) [system] char_type('A', space)
   Fail: (219) [system] char_type('A', space)
   Call: (219) [system] char_type('A', cntrl)
   Fail: (219) [system] char_type('A', cntrl)
^  Fail: (218) [user] is_like_space('A')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _286986)
   Exit: (217) [system] get_char((0x55798e5fad60), 'A')
   Call: (217) [system] 'A'='('
   Fail: (217) [system] 'A'='('
   Call: (217) [system] 'A'='['
   Fail: (217) [system] 'A'='['
   Call: (217) [system] 'A'='{'
   Fail: (217) [system] 'A'='{'
   Call: (217) [system] 'A'='"'
   Fail: (217) [system] 'A'='"'
   Call: (217) [system] 'A'=!
   Fail: (217) [system] 'A'=!
   Call: (217) [system] 'A'='\''
   Fail: (217) [system] 'A'='\''
   Call: (217) [system] 'A'='`'
   Fail: (217) [system] 'A'='`'
   Call: (217) [system] 'A'=end_of_file
   Fail: (217) [system] 'A'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'A', _270974)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _304628)
   Call: (219) [system] peek_char((0x55798e5fad60), _305562)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _304628=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (218) [user] classify_and_convert_charseq('A', [], _270974)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_314872, _314874), once(user:catch(read_from_chars(['A'], _270974), _314848, fail)), '$restore_trace'(_314872, _314874))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_314872, _314874))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _270974), _314848, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_270974)
   Fail: (219) [system] atomic(_270974)
   Call: (219) [system] atom_chars(_270974, ['A'])
   Exit: (219) [system] atom_chars('A', ['A'])
^  Exit: (218) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _324248)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _326106)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _333844)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _336548)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'B')
   Call: (219) [system] 'B'=(;)
   Fail: (219) [system] 'B'=(;)
^  Call: (219) [user] is_like_space('B')
   Call: (220) [system] char_type('B', 'white')
   Fail: (220) [system] char_type('B', 'white')
   Call: (220) [system] char_type('B', end_of_line)
   Fail: (220) [system] char_type('B', end_of_line)
   Call: (220) [system] char_type('B', space)
   Fail: (220) [system] char_type('B', space)
   Call: (220) [system] char_type('B', cntrl)
   Fail: (220) [system] char_type('B', cntrl)
^  Fail: (219) [user] is_like_space('B')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _351626)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'B')
   Call: (217) [system] 'B'=')'
   Fail: (217) [system] 'B'=')'
   Call: (217) [system] 'B'=end_of_file
   Fail: (217) [system] 'B'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _357196)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _359054)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'B')
   Call: (219) [system] 'B'=(;)
   Fail: (219) [system] 'B'=(;)
^  Call: (219) [user] is_like_space('B')
   Call: (220) [system] char_type('B', 'white')
   Fail: (220) [system] char_type('B', 'white')
   Call: (220) [system] char_type('B', end_of_line)
   Fail: (220) [system] char_type('B', end_of_line)
   Call: (220) [system] char_type('B', space)
   Fail: (220) [system] char_type('B', space)
   Call: (220) [system] char_type('B', cntrl)
   Fail: (220) [system] char_type('B', cntrl)
^  Fail: (219) [user] is_like_space('B')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _373208)
   Exit: (218) [system] get_char((0x55798e5fad60), 'B')
   Call: (218) [system] 'B'='('
   Fail: (218) [system] 'B'='('
   Call: (218) [system] 'B'='['
   Fail: (218) [system] 'B'='['
   Call: (218) [system] 'B'='{'
   Fail: (218) [system] 'B'='{'
   Call: (218) [system] 'B'='"'
   Fail: (218) [system] 'B'='"'
   Call: (218) [system] 'B'=!
   Fail: (218) [system] 'B'=!
   Call: (218) [system] 'B'='\''
   Fail: (218) [system] 'B'='\''
   Call: (218) [system] 'B'='`'
   Fail: (218) [system] 'B'='`'
   Call: (218) [system] 'B'=end_of_file
   Fail: (218) [system] 'B'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), 'B', _357196)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _390850)
   Call: (220) [system] peek_char((0x55798e5fad60), _391784)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
^  Call: (220) [user] is_delimiter(')')
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] arg(_396504, v('(', ')', end_of_file), ')')
   Exit: (221) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (220) [user] is_delimiter(')')
   Call: (220) [system] _390850=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (219) [user] classify_and_convert_charseq('B', [], _357196)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_402966, _402968), once(user:catch(read_from_chars(['B'], _357196), _402942, fail)), '$restore_trace'(_402966, _402968))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_402966, _402968))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _357196), _402942, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_357196)
   Fail: (220) [system] atomic(_357196)
   Call: (220) [system] atom_chars(_357196, ['B'])
   Exit: (220) [system] atom_chars('B', ['B'])
^  Exit: (219) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _412342)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _414200)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _428354)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55798e5fad60), _432144)
   Exit: (218) [system] get_char((0x55798e5fad60), ')')
   Call: (218) [system] _412342=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [])
   Call: (217) [system] _324248=['B']
   Exit: (217) [system] ['B']=['B']
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (216) [system] _238026=['A', 'B']
   Exit: (216) [system] ['A', 'B']=['A', 'B']
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (215) [system] _43066=['AndLink', 'A', 'B']
   Exit: (215) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _446026)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _447884)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _455622)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _458326)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'C')
   Call: (216) [system] 'C'=(;)
   Fail: (216) [system] 'C'=(;)
^  Call: (216) [user] is_like_space('C')
   Call: (217) [system] char_type('C', 'white')
   Fail: (217) [system] char_type('C', 'white')
   Call: (217) [system] char_type('C', end_of_line)
   Fail: (217) [system] char_type('C', end_of_line)
   Call: (217) [system] char_type('C', space)
   Fail: (217) [system] char_type('C', space)
   Call: (217) [system] char_type('C', cntrl)
   Fail: (217) [system] char_type('C', cntrl)
^  Fail: (216) [user] is_like_space('C')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _473404)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'C')
   Call: (214) [system] 'C'=')'
   Fail: (214) [system] 'C'=')'
   Call: (214) [system] 'C'=end_of_file
   Fail: (214) [system] 'C'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _478974)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _480832)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'C')
   Call: (216) [system] 'C'=(;)
   Fail: (216) [system] 'C'=(;)
^  Call: (216) [user] is_like_space('C')
   Call: (217) [system] char_type('C', 'white')
   Fail: (217) [system] char_type('C', 'white')
   Call: (217) [system] char_type('C', end_of_line)
   Fail: (217) [system] char_type('C', end_of_line)
   Call: (217) [system] char_type('C', space)
   Fail: (217) [system] char_type('C', space)
   Call: (217) [system] char_type('C', cntrl)
   Fail: (217) [system] char_type('C', cntrl)
^  Fail: (216) [user] is_like_space('C')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _494986)
   Exit: (215) [system] get_char((0x55798e5fad60), 'C')
   Call: (215) [system] 'C'='('
   Fail: (215) [system] 'C'='('
   Call: (215) [system] 'C'='['
   Fail: (215) [system] 'C'='['
   Call: (215) [system] 'C'='{'
   Fail: (215) [system] 'C'='{'
   Call: (215) [system] 'C'='"'
   Fail: (215) [system] 'C'='"'
   Call: (215) [system] 'C'=!
   Fail: (215) [system] 'C'=!
   Call: (215) [system] 'C'='\''
   Fail: (215) [system] 'C'='\''
   Call: (215) [system] 'C'='`'
   Fail: (215) [system] 'C'='`'
   Call: (215) [system] 'C'=end_of_file
   Fail: (215) [system] 'C'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'C', _478974)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _512628)
   Call: (217) [system] peek_char((0x55798e5fad60), _513562)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
^  Call: (217) [user] is_delimiter(')')
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] arg(_518282, v('(', ')', end_of_file), ')')
   Exit: (218) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (217) [user] is_delimiter(')')
   Call: (217) [system] _512628=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (216) [user] classify_and_convert_charseq('C', [], _478974)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_524744, _524746), once(user:catch(read_from_chars(['C'], _478974), _524720, fail)), '$restore_trace'(_524744, _524746))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_524744, _524746))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _478974), _524720, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_478974)
   Fail: (217) [system] atomic(_478974)
   Call: (217) [system] atom_chars(_478974, ['C'])
   Exit: (217) [system] atom_chars('C', ['C'])
^  Exit: (216) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _534120)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _535978)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _550132)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55798e5fad60), _553922)
   Exit: (215) [system] get_char((0x55798e5fad60), ')')
   Call: (215) [system] _534120=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [])
   Call: (214) [system] _446026=['C']
   Exit: (214) [system] ['C']=['C']
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (213) [system] _10118=[['AndLink', 'A', 'B'], 'C']
   Exit: (213) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (212) [system] _4588=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (212) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _567804)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _569662)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _583816)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55798e5fad60), _587606)
   Exit: (211) [system] get_char((0x55798e5fad60), ')')
   Call: (211) [system] _567804=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [])
   Call: (210) [system] _4584=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (210) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (209) [system] _4578=['A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (209) [system] ['A', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), ['A', ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (208) [system] _4570=['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (208) [system] ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _601488)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _603346)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
   Call: (208) [system] ')'=(;)
   Fail: (208) [system] ')'=(;)
^  Call: (208) [user] is_like_space(')')
   Call: (209) [system] char_type(')', 'white')
   Fail: (209) [system] char_type(')', 'white')
   Call: (209) [system] char_type(')', end_of_line)
   Fail: (209) [system] char_type(')', end_of_line)
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] char_type(')', cntrl)
   Fail: (209) [system] char_type(')', cntrl)
^  Fail: (208) [user] is_like_space(')')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _617500)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
   Call: (207) [system] ')'=')'
   Exit: (207) [system] ')'=')'
   Call: (207) [system] get_char((0x55798e5fad60), _621290)
   Exit: (207) [system] get_char((0x55798e5fad60), ')')
   Call: (207) [system] _601488=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [])
   Call: (206) [system] _4566=[['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (206) [system] [['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (205) [system] _4542=[['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (205) [system] [['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (204) [system] _4534=[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (204) [system] [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _635172)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _637030)
   Exit: (204) [system] peek_char((0x55798e5fad60), '\n')
   Call: (204) [system] '\n'=(;)
   Fail: (204) [system] '\n'=(;)
^  Call: (204) [user] is_like_space('\n')
   Call: (205) [system] char_type('\n', 'white')
   Fail: (205) [system] char_type('\n', 'white')
   Call: (205) [system] char_type('\n', end_of_line)
   Exit: (205) [system] char_type('\n', end_of_line)
^  Exit: (204) [user] is_like_space('\n')
   Call: (204) [system] get_char((0x55798e5fad60), _646624)
   Exit: (204) [system] get_char((0x55798e5fad60), '\n')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _649328)
   Exit: (205) [system] peek_char((0x55798e5fad60), '\t')
   Call: (205) [system] '\t'=(;)
   Fail: (205) [system] '\t'=(;)
^  Call: (205) [user] is_like_space('\t')
   Call: (206) [system] char_type('\t', 'white')
   Exit: (206) [system] char_type('\t', 'white')
^  Exit: (205) [user] is_like_space('\t')
   Call: (205) [system] get_char((0x55798e5fad60), _657066)
   Exit: (205) [system] get_char((0x55798e5fad60), '\t')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _659770)
   Exit: (206) [system] peek_char((0x55798e5fad60), '\t')
   Call: (206) [system] '\t'=(;)
   Fail: (206) [system] '\t'=(;)
^  Call: (206) [user] is_like_space('\t')
   Call: (207) [system] char_type('\t', 'white')
   Exit: (207) [system] char_type('\t', 'white')
^  Exit: (206) [user] is_like_space('\t')
   Call: (206) [system] get_char((0x55798e5fad60), _667508)
   Exit: (206) [system] get_char((0x55798e5fad60), '\t')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _670212)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _677950)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _680654)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _698504)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _704074)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _705932)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _720086)
   Exit: (204) [system] get_char((0x55798e5fad60), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _704074)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _725656)
   Exit: (206) [system] peek_char((0x55798e5fad60), :)
   Call: (206) [system] (:)=(;)
   Fail: (206) [system] (:)=(;)
^  Call: (206) [user] is_like_space(:)
   Call: (207) [system] char_type(:, 'white')
   Fail: (207) [system] char_type(:, 'white')
   Call: (207) [system] char_type(:, end_of_line)
   Fail: (207) [system] char_type(:, end_of_line)
   Call: (207) [system] char_type(:, space)
   Fail: (207) [system] char_type(:, space)
   Call: (207) [system] char_type(:, cntrl)
   Fail: (207) [system] char_type(:, cntrl)
^  Fail: (206) [user] is_like_space(:)
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _739810)
   Exit: (205) [system] peek_char((0x55798e5fad60), :)
   Call: (205) [system] (:)=')'
   Fail: (205) [system] (:)=')'
   Call: (205) [system] (:)=end_of_file
   Fail: (205) [system] (:)=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _745380)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _747238)
   Exit: (207) [system] peek_char((0x55798e5fad60), :)
   Call: (207) [system] (:)=(;)
   Fail: (207) [system] (:)=(;)
^  Call: (207) [user] is_like_space(:)
   Call: (208) [system] char_type(:, 'white')
   Fail: (208) [system] char_type(:, 'white')
   Call: (208) [system] char_type(:, end_of_line)
   Fail: (208) [system] char_type(:, end_of_line)
   Call: (208) [system] char_type(:, space)
   Fail: (208) [system] char_type(:, space)
   Call: (208) [system] char_type(:, cntrl)
   Fail: (208) [system] char_type(:, cntrl)
^  Fail: (207) [user] is_like_space(:)
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _761392)
   Exit: (206) [system] get_char((0x55798e5fad60), :)
   Call: (206) [system] (:)='('
   Fail: (206) [system] (:)='('
   Call: (206) [system] (:)='['
   Fail: (206) [system] (:)='['
   Call: (206) [system] (:)='{'
   Fail: (206) [system] (:)='{'
   Call: (206) [system] (:)='"'
   Fail: (206) [system] (:)='"'
   Call: (206) [system] (:)=!
   Fail: (206) [system] (:)=!
   Call: (206) [system] (:)='\''
   Fail: (206) [system] (:)='\''
   Call: (206) [system] (:)='`'
   Fail: (206) [system] (:)='`'
   Call: (206) [system] (:)=end_of_file
   Fail: (206) [system] (:)=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55798e5fad60), :, _745380)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _779034)
   Call: (208) [system] peek_char((0x55798e5fad60), _779968)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _779034=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (207) [user] classify_and_convert_charseq(:, [], _745380)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_789278, _789280), once(user:catch(read_from_chars([:], _745380), _789254, fail)), '$restore_trace'(_789278, _789280))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_789278, _789280))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _789254, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(:)
   Exit: (208) [system] atomic(:)
^  Exit: (207) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (206) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _796778)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _798636)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _806374)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _809078)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _824156)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _829726)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _831584)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _845738)
   Exit: (207) [system] get_char((0x55798e5fad60), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _829726)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _851308)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'C')
   Call: (209) [system] 'C'=(;)
   Fail: (209) [system] 'C'=(;)
^  Call: (209) [user] is_like_space('C')
   Call: (210) [system] char_type('C', 'white')
   Fail: (210) [system] char_type('C', 'white')
   Call: (210) [system] char_type('C', end_of_line)
   Fail: (210) [system] char_type('C', end_of_line)
   Call: (210) [system] char_type('C', space)
   Fail: (210) [system] char_type('C', space)
   Call: (210) [system] char_type('C', cntrl)
   Fail: (210) [system] char_type('C', cntrl)
^  Fail: (209) [user] is_like_space('C')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _865462)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'C')
   Call: (208) [system] 'C'=')'
   Fail: (208) [system] 'C'=')'
   Call: (208) [system] 'C'=end_of_file
   Fail: (208) [system] 'C'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _871032)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _872890)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'C')
   Call: (210) [system] 'C'=(;)
   Fail: (210) [system] 'C'=(;)
^  Call: (210) [user] is_like_space('C')
   Call: (211) [system] char_type('C', 'white')
   Fail: (211) [system] char_type('C', 'white')
   Call: (211) [system] char_type('C', end_of_line)
   Fail: (211) [system] char_type('C', end_of_line)
   Call: (211) [system] char_type('C', space)
   Fail: (211) [system] char_type('C', space)
   Call: (211) [system] char_type('C', cntrl)
   Fail: (211) [system] char_type('C', cntrl)
^  Fail: (210) [user] is_like_space('C')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _887044)
   Exit: (209) [system] get_char((0x55798e5fad60), 'C')
   Call: (209) [system] 'C'='('
   Fail: (209) [system] 'C'='('
   Call: (209) [system] 'C'='['
   Fail: (209) [system] 'C'='['
   Call: (209) [system] 'C'='{'
   Fail: (209) [system] 'C'='{'
   Call: (209) [system] 'C'='"'
   Fail: (209) [system] 'C'='"'
   Call: (209) [system] 'C'=!
   Fail: (209) [system] 'C'=!
   Call: (209) [system] 'C'='\''
   Fail: (209) [system] 'C'='\''
   Call: (209) [system] 'C'='`'
   Fail: (209) [system] 'C'='`'
   Call: (209) [system] 'C'=end_of_file
   Fail: (209) [system] 'C'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), 'C', _871032)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _904686)
   Call: (211) [system] peek_char((0x55798e5fad60), _905620)
   Exit: (211) [system] peek_char((0x55798e5fad60), o)
^  Call: (211) [user] is_delimiter(o)
   Call: (212) [system] char_type(o, space)
   Fail: (212) [system] char_type(o, space)
   Call: (212) [system] arg(_910340, v('(', ')', end_of_file), o)
   Fail: (212) [system] arg(_911272, v('(', ')', end_of_file), o)
^  Fail: (211) [user] is_delimiter(o)
   Call: (211) [system] ')'==o
   Fail: (211) [system] ')'==o
   Call: (211) [system] get_char((0x55798e5fad60), o)
   Exit: (211) [system] get_char((0x55798e5fad60), o)
   Call: (211) [system] o=(\)
   Fail: (211) [system] o=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _918622)
   Call: (212) [system] peek_char((0x55798e5fad60), _919556)
   Exit: (212) [system] peek_char((0x55798e5fad60), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_924276, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_925208, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55798e5fad60), n)
   Exit: (212) [system] get_char((0x55798e5fad60), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _932558)
   Call: (213) [system] peek_char((0x55798e5fad60), _933492)
   Exit: (213) [system] peek_char((0x55798e5fad60), j)
^  Call: (213) [user] is_delimiter(j)
   Call: (214) [system] char_type(j, space)
   Fail: (214) [system] char_type(j, space)
   Call: (214) [system] arg(_938212, v('(', ')', end_of_file), j)
   Fail: (214) [system] arg(_939144, v('(', ')', end_of_file), j)
^  Fail: (213) [user] is_delimiter(j)
   Call: (213) [system] ')'==j
   Fail: (213) [system] ')'==j
   Call: (213) [system] get_char((0x55798e5fad60), j)
   Exit: (213) [system] get_char((0x55798e5fad60), j)
   Call: (213) [system] j=(\)
   Fail: (213) [system] j=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _946494)
   Call: (214) [system] peek_char((0x55798e5fad60), _947428)
   Exit: (214) [system] peek_char((0x55798e5fad60), u)
^  Call: (214) [user] is_delimiter(u)
   Call: (215) [system] char_type(u, space)
   Fail: (215) [system] char_type(u, space)
   Call: (215) [system] arg(_952148, v('(', ')', end_of_file), u)
   Fail: (215) [system] arg(_953080, v('(', ')', end_of_file), u)
^  Fail: (214) [user] is_delimiter(u)
   Call: (214) [system] ')'==u
   Fail: (214) [system] ')'==u
   Call: (214) [system] get_char((0x55798e5fad60), u)
   Exit: (214) [system] get_char((0x55798e5fad60), u)
   Call: (214) [system] u=(\)
   Fail: (214) [system] u=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _960430)
   Call: (215) [system] peek_char((0x55798e5fad60), _961364)
   Exit: (215) [system] peek_char((0x55798e5fad60), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_966084, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_967016, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55798e5fad60), n)
   Exit: (215) [system] get_char((0x55798e5fad60), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _974366)
   Call: (216) [system] peek_char((0x55798e5fad60), _975300)
   Exit: (216) [system] peek_char((0x55798e5fad60), c)
^  Call: (216) [user] is_delimiter(c)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] arg(_980020, v('(', ')', end_of_file), c)
   Fail: (217) [system] arg(_980952, v('(', ')', end_of_file), c)
^  Fail: (216) [user] is_delimiter(c)
   Call: (216) [system] ')'==c
   Fail: (216) [system] ')'==c
   Call: (216) [system] get_char((0x55798e5fad60), c)
   Exit: (216) [system] get_char((0x55798e5fad60), c)
   Call: (216) [system] c=(\)
   Fail: (216) [system] c=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _988302)
   Call: (217) [system] peek_char((0x55798e5fad60), _989236)
   Exit: (217) [system] peek_char((0x55798e5fad60), t)
^  Call: (217) [user] is_delimiter(t)
   Call: (218) [system] char_type(t, space)
   Fail: (218) [system] char_type(t, space)
   Call: (218) [system] arg(_993956, v('(', ')', end_of_file), t)
   Fail: (218) [system] arg(_994888, v('(', ')', end_of_file), t)
^  Fail: (217) [user] is_delimiter(t)
   Call: (217) [system] ')'==t
   Fail: (217) [system] ')'==t
   Call: (217) [system] get_char((0x55798e5fad60), t)
   Exit: (217) [system] get_char((0x55798e5fad60), t)
   Call: (217) [system] t=(\)
   Fail: (217) [system] t=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1002238)
   Call: (218) [system] peek_char((0x55798e5fad60), _1003172)
   Exit: (218) [system] peek_char((0x55798e5fad60), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_1007892, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_1008824, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55798e5fad60), i)
   Exit: (218) [system] get_char((0x55798e5fad60), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1016174)
   Call: (219) [system] peek_char((0x55798e5fad60), _1017108)
   Exit: (219) [system] peek_char((0x55798e5fad60), o)
^  Call: (219) [user] is_delimiter(o)
   Call: (220) [system] char_type(o, space)
   Fail: (220) [system] char_type(o, space)
   Call: (220) [system] arg(_1021828, v('(', ')', end_of_file), o)
   Fail: (220) [system] arg(_1022760, v('(', ')', end_of_file), o)
^  Fail: (219) [user] is_delimiter(o)
   Call: (219) [system] ')'==o
   Fail: (219) [system] ')'==o
   Call: (219) [system] get_char((0x55798e5fad60), o)
   Exit: (219) [system] get_char((0x55798e5fad60), o)
   Call: (219) [system] o=(\)
   Fail: (219) [system] o=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1030110)
   Call: (220) [system] peek_char((0x55798e5fad60), _1031044)
   Exit: (220) [system] peek_char((0x55798e5fad60), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_1035764, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_1036696, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55798e5fad60), n)
   Exit: (220) [system] get_char((0x55798e5fad60), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1044046)
   Call: (221) [system] peek_char((0x55798e5fad60), _1044980)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (221) [user] is_delimiter('I')
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] arg(_1049700, v('(', ')', end_of_file), 'I')
   Fail: (222) [system] arg(_1050632, v('(', ')', end_of_file), 'I')
^  Fail: (221) [user] is_delimiter('I')
   Call: (221) [system] ')'=='I'
   Fail: (221) [system] ')'=='I'
   Call: (221) [system] get_char((0x55798e5fad60), 'I')
   Exit: (221) [system] get_char((0x55798e5fad60), 'I')
   Call: (221) [system] 'I'=(\)
   Fail: (221) [system] 'I'=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1057982)
   Call: (222) [system] peek_char((0x55798e5fad60), _1058916)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_1063636, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_1064568, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1071918)
   Call: (223) [system] peek_char((0x55798e5fad60), _1072852)
   Exit: (223) [system] peek_char((0x55798e5fad60), t)
^  Call: (223) [user] is_delimiter(t)
   Call: (224) [system] char_type(t, space)
   Fail: (224) [system] char_type(t, space)
   Call: (224) [system] arg(_1077572, v('(', ')', end_of_file), t)
   Fail: (224) [system] arg(_1078504, v('(', ')', end_of_file), t)
^  Fail: (223) [user] is_delimiter(t)
   Call: (223) [system] ')'==t
   Fail: (223) [system] ')'==t
   Call: (223) [system] get_char((0x55798e5fad60), t)
   Exit: (223) [system] get_char((0x55798e5fad60), t)
   Call: (223) [system] t=(\)
   Fail: (223) [system] t=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1085854)
   Call: (224) [system] peek_char((0x55798e5fad60), _1086788)
   Exit: (224) [system] peek_char((0x55798e5fad60), r)
^  Call: (224) [user] is_delimiter(r)
   Call: (225) [system] char_type(r, space)
   Fail: (225) [system] char_type(r, space)
   Call: (225) [system] arg(_1091508, v('(', ')', end_of_file), r)
   Fail: (225) [system] arg(_1092440, v('(', ')', end_of_file), r)
^  Fail: (224) [user] is_delimiter(r)
   Call: (224) [system] ')'==r
   Fail: (224) [system] ')'==r
   Call: (224) [system] get_char((0x55798e5fad60), r)
   Exit: (224) [system] get_char((0x55798e5fad60), r)
   Call: (224) [system] r=(\)
   Fail: (224) [system] r=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1099790)
   Call: (225) [system] peek_char((0x55798e5fad60), _1100724)
   Exit: (225) [system] peek_char((0x55798e5fad60), o)
^  Call: (225) [user] is_delimiter(o)
   Call: (226) [system] char_type(o, space)
   Fail: (226) [system] char_type(o, space)
   Call: (226) [system] arg(_1105444, v('(', ')', end_of_file), o)
   Fail: (226) [system] arg(_1106376, v('(', ')', end_of_file), o)
^  Fail: (225) [user] is_delimiter(o)
   Call: (225) [system] ')'==o
   Fail: (225) [system] ')'==o
   Call: (225) [system] get_char((0x55798e5fad60), o)
   Exit: (225) [system] get_char((0x55798e5fad60), o)
   Call: (225) [system] o=(\)
   Fail: (225) [system] o=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1113726)
   Call: (226) [system] peek_char((0x55798e5fad60), _1114660)
   Exit: (226) [system] peek_char((0x55798e5fad60), d)
^  Call: (226) [user] is_delimiter(d)
   Call: (227) [system] char_type(d, space)
   Fail: (227) [system] char_type(d, space)
   Call: (227) [system] arg(_1119380, v('(', ')', end_of_file), d)
   Fail: (227) [system] arg(_1120312, v('(', ')', end_of_file), d)
^  Fail: (226) [user] is_delimiter(d)
   Call: (226) [system] ')'==d
   Fail: (226) [system] ')'==d
   Call: (226) [system] get_char((0x55798e5fad60), d)
   Exit: (226) [system] get_char((0x55798e5fad60), d)
   Call: (226) [system] d=(\)
   Fail: (226) [system] d=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1127662)
   Call: (227) [system] peek_char((0x55798e5fad60), _1128596)
   Exit: (227) [system] peek_char((0x55798e5fad60), u)
^  Call: (227) [user] is_delimiter(u)
   Call: (228) [system] char_type(u, space)
   Fail: (228) [system] char_type(u, space)
   Call: (228) [system] arg(_1133316, v('(', ')', end_of_file), u)
   Fail: (228) [system] arg(_1134248, v('(', ')', end_of_file), u)
^  Fail: (227) [user] is_delimiter(u)
   Call: (227) [system] ')'==u
   Fail: (227) [system] ')'==u
   Call: (227) [system] get_char((0x55798e5fad60), u)
   Exit: (227) [system] get_char((0x55798e5fad60), u)
   Call: (227) [system] u=(\)
   Fail: (227) [system] u=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1141598)
   Call: (228) [system] peek_char((0x55798e5fad60), _1142532)
   Exit: (228) [system] peek_char((0x55798e5fad60), c)
^  Call: (228) [user] is_delimiter(c)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] arg(_1147252, v('(', ')', end_of_file), c)
   Fail: (229) [system] arg(_1148184, v('(', ')', end_of_file), c)
^  Fail: (228) [user] is_delimiter(c)
   Call: (228) [system] ')'==c
   Fail: (228) [system] ')'==c
   Call: (228) [system] get_char((0x55798e5fad60), c)
   Exit: (228) [system] get_char((0x55798e5fad60), c)
   Call: (228) [system] c=(\)
   Fail: (228) [system] c=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1155534)
   Call: (229) [system] peek_char((0x55798e5fad60), _1156468)
   Exit: (229) [system] peek_char((0x55798e5fad60), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_1161188, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_1162120, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55798e5fad60), t)
   Exit: (229) [system] get_char((0x55798e5fad60), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1169470)
   Call: (230) [system] peek_char((0x55798e5fad60), _1170404)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_1175124, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_1176056, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1183406)
   Call: (231) [system] peek_char((0x55798e5fad60), _1184340)
   Exit: (231) [system] peek_char((0x55798e5fad60), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_1189060, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_1189992, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55798e5fad60), o)
   Exit: (231) [system] get_char((0x55798e5fad60), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1197342)
   Call: (232) [system] peek_char((0x55798e5fad60), _1198276)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_1202996, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_1203928, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1211278)
   Call: (233) [system] peek_char((0x55798e5fad60), _1212212)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _1211278=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (232) [system] _1197342=[n]
   Exit: (232) [system] [n]=[n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (231) [system] _1183406=[o, n]
   Exit: (231) [system] [o, n]=[o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (230) [system] _1169470=[i, o, n]
   Exit: (230) [system] [i, o, n]=[i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (229) [system] _1155534=[t, i, o, n]
   Exit: (229) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (228) [system] _1141598=[c, t, i, o, n]
   Exit: (228) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (227) [system] _1127662=[u, c, t, i, o, n]
   Exit: (227) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (226) [system] _1113726=[d, u, c, t, i, o, n]
   Exit: (226) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (225) [system] _1099790=[o, d, u, c, t, i, o, n]
   Exit: (225) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (224) [system] _1085854=[r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1071918=[t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1057982=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1044046=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1030110=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1016174=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1002238=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _988302=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _974366=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _960430=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _946494=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _932558=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _918622=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _904686=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (210) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _871032)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1282990, _1282992), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _871032), _1282966, fail)), '$restore_trace'(_1282990, _1282992))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1282990, _1282992))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _871032), _1282966, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_871032)
   Fail: (211) [system] atomic(_871032)
   Call: (211) [system] atom_chars(_871032, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (211) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (210) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionIntroduction')
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionIntroduction')
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1292366)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1294224)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _1301962)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1304666)
   Exit: (211) [system] peek_char((0x55798e5fad60), a)
   Call: (211) [system] a=(;)
   Fail: (211) [system] a=(;)
^  Call: (211) [user] is_like_space(a)
   Call: (212) [system] char_type(a, 'white')
   Fail: (212) [system] char_type(a, 'white')
   Call: (212) [system] char_type(a, end_of_line)
   Fail: (212) [system] char_type(a, end_of_line)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] char_type(a, cntrl)
   Fail: (212) [system] char_type(a, cntrl)
^  Fail: (211) [user] is_like_space(a)
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1319744)
   Exit: (209) [system] peek_char((0x55798e5fad60), a)
   Call: (209) [system] a=')'
   Fail: (209) [system] a=')'
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1325314)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1327172)
   Exit: (211) [system] peek_char((0x55798e5fad60), a)
   Call: (211) [system] a=(;)
   Fail: (211) [system] a=(;)
^  Call: (211) [user] is_like_space(a)
   Call: (212) [system] char_type(a, 'white')
   Fail: (212) [system] char_type(a, 'white')
   Call: (212) [system] char_type(a, end_of_line)
   Fail: (212) [system] char_type(a, end_of_line)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] char_type(a, cntrl)
   Fail: (212) [system] char_type(a, cntrl)
^  Fail: (211) [user] is_like_space(a)
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1341326)
   Exit: (210) [system] get_char((0x55798e5fad60), a)
   Call: (210) [system] a='('
   Fail: (210) [system] a='('
   Call: (210) [system] a='['
   Fail: (210) [system] a='['
   Call: (210) [system] a='{'
   Fail: (210) [system] a='{'
   Call: (210) [system] a='"'
   Fail: (210) [system] a='"'
   Call: (210) [system] a=!
   Fail: (210) [system] a=!
   Call: (210) [system] a='\''
   Fail: (210) [system] a='\''
   Call: (210) [system] a='`'
   Fail: (210) [system] a='`'
   Call: (210) [system] a=end_of_file
   Fail: (210) [system] a=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), a, _1325314)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1358968)
   Call: (212) [system] peek_char((0x55798e5fad60), _1359902)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _1358968=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (211) [user] classify_and_convert_charseq(a, [], _1325314)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1369212, _1369214), once(user:catch(read_from_chars([a], _1325314), _1369188, fail)), '$restore_trace'(_1369212, _1369214))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1369212, _1369214))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1369188, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(a)
   Exit: (212) [system] atomic(a)
^  Exit: (211) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1376712)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1378570)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _1386308)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1389012)
   Exit: (212) [system] peek_char((0x55798e5fad60), c)
   Call: (212) [system] c=(;)
   Fail: (212) [system] c=(;)
^  Call: (212) [user] is_like_space(c)
   Call: (213) [system] char_type(c, 'white')
   Fail: (213) [system] char_type(c, 'white')
   Call: (213) [system] char_type(c, end_of_line)
   Fail: (213) [system] char_type(c, end_of_line)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] char_type(c, cntrl)
   Fail: (213) [system] char_type(c, cntrl)
^  Fail: (212) [user] is_like_space(c)
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1404090)
   Exit: (210) [system] peek_char((0x55798e5fad60), c)
   Call: (210) [system] c=')'
   Fail: (210) [system] c=')'
   Call: (210) [system] c=end_of_file
   Fail: (210) [system] c=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1409660)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1411518)
   Exit: (212) [system] peek_char((0x55798e5fad60), c)
   Call: (212) [system] c=(;)
   Fail: (212) [system] c=(;)
^  Call: (212) [user] is_like_space(c)
   Call: (213) [system] char_type(c, 'white')
   Fail: (213) [system] char_type(c, 'white')
   Call: (213) [system] char_type(c, end_of_line)
   Fail: (213) [system] char_type(c, end_of_line)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] char_type(c, cntrl)
   Fail: (213) [system] char_type(c, cntrl)
^  Fail: (212) [user] is_like_space(c)
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1425672)
   Exit: (211) [system] get_char((0x55798e5fad60), c)
   Call: (211) [system] c='('
   Fail: (211) [system] c='('
   Call: (211) [system] c='['
   Fail: (211) [system] c='['
   Call: (211) [system] c='{'
   Fail: (211) [system] c='{'
   Call: (211) [system] c='"'
   Fail: (211) [system] c='"'
   Call: (211) [system] c=!
   Fail: (211) [system] c=!
   Call: (211) [system] c='\''
   Fail: (211) [system] c='\''
   Call: (211) [system] c='`'
   Fail: (211) [system] c='`'
   Call: (211) [system] c=end_of_file
   Fail: (211) [system] c=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), c, _1409660)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1443314)
   Call: (213) [system] peek_char((0x55798e5fad60), _1444248)
   Exit: (213) [system] peek_char((0x55798e5fad60), d)
^  Call: (213) [user] is_delimiter(d)
   Call: (214) [system] char_type(d, space)
   Fail: (214) [system] char_type(d, space)
   Call: (214) [system] arg(_1448968, v('(', ')', end_of_file), d)
   Fail: (214) [system] arg(_1449900, v('(', ')', end_of_file), d)
^  Fail: (213) [user] is_delimiter(d)
   Call: (213) [system] ')'==d
   Fail: (213) [system] ')'==d
   Call: (213) [system] get_char((0x55798e5fad60), d)
   Exit: (213) [system] get_char((0x55798e5fad60), d)
   Call: (213) [system] d=(\)
   Fail: (213) [system] d=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1457250)
   Call: (214) [system] peek_char((0x55798e5fad60), _1458184)
   Exit: (214) [system] peek_char((0x55798e5fad60), e)
^  Call: (214) [user] is_delimiter(e)
   Call: (215) [system] char_type(e, space)
   Fail: (215) [system] char_type(e, space)
   Call: (215) [system] arg(_1462904, v('(', ')', end_of_file), e)
   Fail: (215) [system] arg(_1463836, v('(', ')', end_of_file), e)
^  Fail: (214) [user] is_delimiter(e)
   Call: (214) [system] ')'==e
   Fail: (214) [system] ')'==e
   Call: (214) [system] get_char((0x55798e5fad60), e)
   Exit: (214) [system] get_char((0x55798e5fad60), e)
   Call: (214) [system] e=(\)
   Fail: (214) [system] e=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1471186)
   Call: (215) [system] peek_char((0x55798e5fad60), _1472120)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_1476840, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _1471186=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (214) [system] _1457250=[e]
   Exit: (214) [system] [e]=[e]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (213) [system] _1443314=[d, e]
   Exit: (213) [system] [d, e]=[d, e]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (212) [user] classify_and_convert_charseq(c, [d, e], _1409660)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1488890, _1488892), once(user:catch(read_from_chars([c, d, e], _1409660), _1488866, fail)), '$restore_trace'(_1488890, _1488892))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1488890, _1488892))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1488866, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(cde)
   Exit: (213) [system] atomic(cde)
^  Exit: (212) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1496390)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1498248)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1512402)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55798e5fad60), _1516192)
   Exit: (211) [system] get_char((0x55798e5fad60), ')')
   Call: (211) [system] _1496390=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [])
   Call: (210) [system] _1376712=[cde]
   Exit: (210) [system] [cde]=[cde]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [cde])
   Call: (209) [system] _1292366=[a, cde]
   Exit: (209) [system] [a, cde]=[a, cde]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [a, cde])
   Call: (208) [system] _829726=['ConjunctionIntroduction', a, cde]
   Exit: (208) [system] ['ConjunctionIntroduction', a, cde]=['ConjunctionIntroduction', a, cde]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), ['ConjunctionIntroduction', a, cde])
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), ['ConjunctionIntroduction', a, cde])
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1530074)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1531932)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _1539670)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1542374)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1557452)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _1563022)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1564880)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _1579034)
   Exit: (208) [system] get_char((0x55798e5fad60), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1563022)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1584604)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'=(;)
   Fail: (210) [system] 'A'=(;)
^  Call: (210) [user] is_like_space('A')
   Call: (211) [system] char_type('A', 'white')
   Fail: (211) [system] char_type('A', 'white')
   Call: (211) [system] char_type('A', end_of_line)
   Fail: (211) [system] char_type('A', end_of_line)
   Call: (211) [system] char_type('A', space)
   Fail: (211) [system] char_type('A', space)
   Call: (211) [system] char_type('A', cntrl)
   Fail: (211) [system] char_type('A', cntrl)
^  Fail: (210) [user] is_like_space('A')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1598758)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'A')
   Call: (209) [system] 'A'=')'
   Fail: (209) [system] 'A'=')'
   Call: (209) [system] 'A'=end_of_file
   Fail: (209) [system] 'A'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1604328)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1606186)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1620340)
   Exit: (210) [system] get_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'='('
   Fail: (210) [system] 'A'='('
   Call: (210) [system] 'A'='['
   Fail: (210) [system] 'A'='['
   Call: (210) [system] 'A'='{'
   Fail: (210) [system] 'A'='{'
   Call: (210) [system] 'A'='"'
   Fail: (210) [system] 'A'='"'
   Call: (210) [system] 'A'=!
   Fail: (210) [system] 'A'=!
   Call: (210) [system] 'A'='\''
   Fail: (210) [system] 'A'='\''
   Call: (210) [system] 'A'='`'
   Fail: (210) [system] 'A'='`'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1604328)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1637982)
   Call: (212) [system] peek_char((0x55798e5fad60), _1638916)
   Exit: (212) [system] peek_char((0x55798e5fad60), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_1643636, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_1644568, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55798e5fad60), n)
   Exit: (212) [system] get_char((0x55798e5fad60), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1651918)
   Call: (213) [system] peek_char((0x55798e5fad60), _1652852)
   Exit: (213) [system] peek_char((0x55798e5fad60), d)
^  Call: (213) [user] is_delimiter(d)
   Call: (214) [system] char_type(d, space)
   Fail: (214) [system] char_type(d, space)
   Call: (214) [system] arg(_1657572, v('(', ')', end_of_file), d)
   Fail: (214) [system] arg(_1658504, v('(', ')', end_of_file), d)
^  Fail: (213) [user] is_delimiter(d)
   Call: (213) [system] ')'==d
   Fail: (213) [system] ')'==d
   Call: (213) [system] get_char((0x55798e5fad60), d)
   Exit: (213) [system] get_char((0x55798e5fad60), d)
   Call: (213) [system] d=(\)
   Fail: (213) [system] d=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1665854)
   Call: (214) [system] peek_char((0x55798e5fad60), _1666788)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (214) [user] is_delimiter('L')
   Call: (215) [system] char_type('L', space)
   Fail: (215) [system] char_type('L', space)
   Call: (215) [system] arg(_1671508, v('(', ')', end_of_file), 'L')
   Fail: (215) [system] arg(_1672440, v('(', ')', end_of_file), 'L')
^  Fail: (214) [user] is_delimiter('L')
   Call: (214) [system] ')'=='L'
   Fail: (214) [system] ')'=='L'
   Call: (214) [system] get_char((0x55798e5fad60), 'L')
   Exit: (214) [system] get_char((0x55798e5fad60), 'L')
   Call: (214) [system] 'L'=(\)
   Fail: (214) [system] 'L'=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1679790)
   Call: (215) [system] peek_char((0x55798e5fad60), _1680724)
   Exit: (215) [system] peek_char((0x55798e5fad60), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_1685444, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_1686376, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55798e5fad60), i)
   Exit: (215) [system] get_char((0x55798e5fad60), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1693726)
   Call: (216) [system] peek_char((0x55798e5fad60), _1694660)
   Exit: (216) [system] peek_char((0x55798e5fad60), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1699380, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1700312, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55798e5fad60), n)
   Exit: (216) [system] get_char((0x55798e5fad60), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1707662)
   Call: (217) [system] peek_char((0x55798e5fad60), _1708596)
   Exit: (217) [system] peek_char((0x55798e5fad60), k)
^  Call: (217) [user] is_delimiter(k)
   Call: (218) [system] char_type(k, space)
   Fail: (218) [system] char_type(k, space)
   Call: (218) [system] arg(_1713316, v('(', ')', end_of_file), k)
   Fail: (218) [system] arg(_1714248, v('(', ')', end_of_file), k)
^  Fail: (217) [user] is_delimiter(k)
   Call: (217) [system] ')'==k
   Fail: (217) [system] ')'==k
   Call: (217) [system] get_char((0x55798e5fad60), k)
   Exit: (217) [system] get_char((0x55798e5fad60), k)
   Call: (217) [system] k=(\)
   Fail: (217) [system] k=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1721598)
   Call: (218) [system] peek_char((0x55798e5fad60), _1722532)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _1721598=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (217) [system] _1707662=[k]
   Exit: (217) [system] [k]=[k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (216) [system] _1693726=[n, k]
   Exit: (216) [system] [n, k]=[n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (215) [system] _1679790=[i, n, k]
   Exit: (215) [system] [i, n, k]=[i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (214) [system] _1665854=['L', i, n, k]
   Exit: (214) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (213) [system] _1651918=[d, 'L', i, n, k]
   Exit: (213) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (212) [system] _1637982=[n, d, 'L', i, n, k]
   Exit: (212) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (211) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1604328)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1748606, _1748608), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1604328), _1748582, fail)), '$restore_trace'(_1748606, _1748608))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1748606, _1748608))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1604328), _1748582, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_1604328)
   Fail: (212) [system] atomic(_1604328)
   Call: (212) [system] atom_chars(_1604328, ['A', n, d, 'L', i, n, k])
   Exit: (212) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (211) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1757982)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1759840)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _1767578)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1770282)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1785360)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'=')'
   Fail: (210) [system] 'A'=')'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1790930)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1792788)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1806942)
   Exit: (211) [system] get_char((0x55798e5fad60), 'A')
   Call: (211) [system] 'A'='('
   Fail: (211) [system] 'A'='('
   Call: (211) [system] 'A'='['
   Fail: (211) [system] 'A'='['
   Call: (211) [system] 'A'='{'
   Fail: (211) [system] 'A'='{'
   Call: (211) [system] 'A'='"'
   Fail: (211) [system] 'A'='"'
   Call: (211) [system] 'A'=!
   Fail: (211) [system] 'A'=!
   Call: (211) [system] 'A'='\''
   Fail: (211) [system] 'A'='\''
   Call: (211) [system] 'A'='`'
   Fail: (211) [system] 'A'='`'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1790930)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1824584)
   Call: (213) [system] peek_char((0x55798e5fad60), _1825518)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _1824584=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (212) [user] classify_and_convert_charseq('A', [], _1790930)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1834828, _1834830), once(user:catch(read_from_chars(['A'], _1790930), _1834804, fail)), '$restore_trace'(_1834828, _1834830))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1834828, _1834830))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1790930), _1834804, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_1790930)
   Fail: (213) [system] atomic(_1790930)
   Call: (213) [system] atom_chars(_1790930, ['A'])
   Exit: (213) [system] atom_chars('A', ['A'])
^  Exit: (212) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1844204)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1846062)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _1853800)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1856504)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1871582)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _1877152)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1879010)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _1893164)
   Exit: (212) [system] get_char((0x55798e5fad60), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1877152)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1898734)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'I')
   Call: (214) [system] 'I'=(;)
   Fail: (214) [system] 'I'=(;)
^  Call: (214) [user] is_like_space('I')
   Call: (215) [system] char_type('I', 'white')
   Fail: (215) [system] char_type('I', 'white')
   Call: (215) [system] char_type('I', end_of_line)
   Fail: (215) [system] char_type('I', end_of_line)
   Call: (215) [system] char_type('I', space)
   Fail: (215) [system] char_type('I', space)
   Call: (215) [system] char_type('I', cntrl)
   Fail: (215) [system] char_type('I', cntrl)
^  Fail: (214) [user] is_like_space('I')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1912888)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'I')
   Call: (213) [system] 'I'=')'
   Fail: (213) [system] 'I'=')'
   Call: (213) [system] 'I'=end_of_file
   Fail: (213) [system] 'I'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1918458)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1920316)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'I')
   Call: (215) [system] 'I'=(;)
   Fail: (215) [system] 'I'=(;)
^  Call: (215) [user] is_like_space('I')
   Call: (216) [system] char_type('I', 'white')
   Fail: (216) [system] char_type('I', 'white')
   Call: (216) [system] char_type('I', end_of_line)
   Fail: (216) [system] char_type('I', end_of_line)
   Call: (216) [system] char_type('I', space)
   Fail: (216) [system] char_type('I', space)
   Call: (216) [system] char_type('I', cntrl)
   Fail: (216) [system] char_type('I', cntrl)
^  Fail: (215) [user] is_like_space('I')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1934470)
   Exit: (214) [system] get_char((0x55798e5fad60), 'I')
   Call: (214) [system] 'I'='('
   Fail: (214) [system] 'I'='('
   Call: (214) [system] 'I'='['
   Fail: (214) [system] 'I'='['
   Call: (214) [system] 'I'='{'
   Fail: (214) [system] 'I'='{'
   Call: (214) [system] 'I'='"'
   Fail: (214) [system] 'I'='"'
   Call: (214) [system] 'I'=!
   Fail: (214) [system] 'I'=!
   Call: (214) [system] 'I'='\''
   Fail: (214) [system] 'I'='\''
   Call: (214) [system] 'I'='`'
   Fail: (214) [system] 'I'='`'
   Call: (214) [system] 'I'=end_of_file
   Fail: (214) [system] 'I'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1918458)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1952112)
   Call: (216) [system] peek_char((0x55798e5fad60), _1953046)
   Exit: (216) [system] peek_char((0x55798e5fad60), m)
^  Call: (216) [user] is_delimiter(m)
   Call: (217) [system] char_type(m, space)
   Fail: (217) [system] char_type(m, space)
   Call: (217) [system] arg(_1957766, v('(', ')', end_of_file), m)
   Fail: (217) [system] arg(_1958698, v('(', ')', end_of_file), m)
^  Fail: (216) [user] is_delimiter(m)
   Call: (216) [system] ')'==m
   Fail: (216) [system] ')'==m
   Call: (216) [system] get_char((0x55798e5fad60), m)
   Exit: (216) [system] get_char((0x55798e5fad60), m)
   Call: (216) [system] m=(\)
   Fail: (216) [system] m=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1966048)
   Call: (217) [system] peek_char((0x55798e5fad60), _1966982)
   Exit: (217) [system] peek_char((0x55798e5fad60), p)
^  Call: (217) [user] is_delimiter(p)
   Call: (218) [system] char_type(p, space)
   Fail: (218) [system] char_type(p, space)
   Call: (218) [system] arg(_1971702, v('(', ')', end_of_file), p)
   Fail: (218) [system] arg(_1972634, v('(', ')', end_of_file), p)
^  Fail: (217) [user] is_delimiter(p)
   Call: (217) [system] ')'==p
   Fail: (217) [system] ')'==p
   Call: (217) [system] get_char((0x55798e5fad60), p)
   Exit: (217) [system] get_char((0x55798e5fad60), p)
   Call: (217) [system] p=(\)
   Fail: (217) [system] p=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1979984)
   Call: (218) [system] peek_char((0x55798e5fad60), _1980918)
   Exit: (218) [system] peek_char((0x55798e5fad60), l)
^  Call: (218) [user] is_delimiter(l)
   Call: (219) [system] char_type(l, space)
   Fail: (219) [system] char_type(l, space)
   Call: (219) [system] arg(_1985638, v('(', ')', end_of_file), l)
   Fail: (219) [system] arg(_1986570, v('(', ')', end_of_file), l)
^  Fail: (218) [user] is_delimiter(l)
   Call: (218) [system] ')'==l
   Fail: (218) [system] ')'==l
   Call: (218) [system] get_char((0x55798e5fad60), l)
   Exit: (218) [system] get_char((0x55798e5fad60), l)
   Call: (218) [system] l=(\)
   Fail: (218) [system] l=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1993920)
   Call: (219) [system] peek_char((0x55798e5fad60), _1994854)
   Exit: (219) [system] peek_char((0x55798e5fad60), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_1999574, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_2000506, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55798e5fad60), i)
   Exit: (219) [system] get_char((0x55798e5fad60), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _2007856)
   Call: (220) [system] peek_char((0x55798e5fad60), _2008790)
   Exit: (220) [system] peek_char((0x55798e5fad60), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_2013510, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_2014442, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55798e5fad60), c)
   Exit: (220) [system] get_char((0x55798e5fad60), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _2021792)
   Call: (221) [system] peek_char((0x55798e5fad60), _2022726)
   Exit: (221) [system] peek_char((0x55798e5fad60), a)
^  Call: (221) [user] is_delimiter(a)
   Call: (222) [system] char_type(a, space)
   Fail: (222) [system] char_type(a, space)
   Call: (222) [system] arg(_2027446, v('(', ')', end_of_file), a)
   Fail: (222) [system] arg(_2028378, v('(', ')', end_of_file), a)
^  Fail: (221) [user] is_delimiter(a)
   Call: (221) [system] ')'==a
   Fail: (221) [system] ')'==a
   Call: (221) [system] get_char((0x55798e5fad60), a)
   Exit: (221) [system] get_char((0x55798e5fad60), a)
   Call: (221) [system] a=(\)
   Fail: (221) [system] a=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _2035728)
   Call: (222) [system] peek_char((0x55798e5fad60), _2036662)
   Exit: (222) [system] peek_char((0x55798e5fad60), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_2041382, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_2042314, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55798e5fad60), t)
   Exit: (222) [system] get_char((0x55798e5fad60), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _2049664)
   Call: (223) [system] peek_char((0x55798e5fad60), _2050598)
   Exit: (223) [system] peek_char((0x55798e5fad60), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_2055318, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_2056250, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55798e5fad60), i)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _2063600)
   Call: (224) [system] peek_char((0x55798e5fad60), _2064534)
   Exit: (224) [system] peek_char((0x55798e5fad60), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_2069254, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_2070186, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55798e5fad60), o)
   Exit: (224) [system] get_char((0x55798e5fad60), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _2077536)
   Call: (225) [system] peek_char((0x55798e5fad60), _2078470)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_2083190, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_2084122, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _2091472)
   Call: (226) [system] peek_char((0x55798e5fad60), _2092406)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _4734=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (225) [system] _4730=[n]
   Exit: (225) [system] [n]=[n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (224) [system] _4726=[o, n]
   Exit: (224) [system] [o, n]=[o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (223) [system] _4722=[i, o, n]
   Exit: (223) [system] [i, o, n]=[i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (222) [system] _4718=[t, i, o, n]
   Exit: (222) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (221) [system] _4714=[a, t, i, o, n]
   Exit: (221) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (220) [system] _4710=[c, a, t, i, o, n]
   Exit: (220) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (219) [system] _4706=[i, c, a, t, i, o, n]
   Exit: (219) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (218) [system] _4702=[l, i, c, a, t, i, o, n]
   Exit: (218) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (217) [system] _4698=[p, l, i, c, a, t, i, o, n]
   Exit: (217) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (216) [system] _4694=[m, p, l, i, c, a, t, i, o, n]
   Exit: (216) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (215) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _4690)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_37702, _37704), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _4690), _37678, fail)), '$restore_trace'(_37702, _37704))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_37702, _37704))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _4690), _37678, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_4690)
   Fail: (216) [system] atomic(_4690)
   Call: (216) [system] atom_chars(_4690, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (216) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (215) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _47078)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _48936)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _56674)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _59378)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _74456)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _80026)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _81884)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _96038)
   Exit: (215) [system] get_char((0x55798e5fad60), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _80026)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _101608)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'O')
   Call: (217) [system] 'O'=(;)
   Fail: (217) [system] 'O'=(;)
^  Call: (217) [user] is_like_space('O')
   Call: (218) [system] char_type('O', 'white')
   Fail: (218) [system] char_type('O', 'white')
   Call: (218) [system] char_type('O', end_of_line)
   Fail: (218) [system] char_type('O', end_of_line)
   Call: (218) [system] char_type('O', space)
   Fail: (218) [system] char_type('O', space)
   Call: (218) [system] char_type('O', cntrl)
   Fail: (218) [system] char_type('O', cntrl)
^  Fail: (217) [user] is_like_space('O')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _115762)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'O')
   Call: (216) [system] 'O'=')'
   Fail: (216) [system] 'O'=')'
   Call: (216) [system] 'O'=end_of_file
   Fail: (216) [system] 'O'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _121332)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _123190)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'O')
   Call: (218) [system] 'O'=(;)
   Fail: (218) [system] 'O'=(;)
^  Call: (218) [user] is_like_space('O')
   Call: (219) [system] char_type('O', 'white')
   Fail: (219) [system] char_type('O', 'white')
   Call: (219) [system] char_type('O', end_of_line)
   Fail: (219) [system] char_type('O', end_of_line)
   Call: (219) [system] char_type('O', space)
   Fail: (219) [system] char_type('O', space)
   Call: (219) [system] char_type('O', cntrl)
   Fail: (219) [system] char_type('O', cntrl)
^  Fail: (218) [user] is_like_space('O')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _137344)
   Exit: (217) [system] get_char((0x55798e5fad60), 'O')
   Call: (217) [system] 'O'='('
   Fail: (217) [system] 'O'='('
   Call: (217) [system] 'O'='['
   Fail: (217) [system] 'O'='['
   Call: (217) [system] 'O'='{'
   Fail: (217) [system] 'O'='{'
   Call: (217) [system] 'O'='"'
   Fail: (217) [system] 'O'='"'
   Call: (217) [system] 'O'=!
   Fail: (217) [system] 'O'=!
   Call: (217) [system] 'O'='\''
   Fail: (217) [system] 'O'='\''
   Call: (217) [system] 'O'='`'
   Fail: (217) [system] 'O'='`'
   Call: (217) [system] 'O'=end_of_file
   Fail: (217) [system] 'O'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'O', _121332)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _154986)
   Call: (219) [system] peek_char((0x55798e5fad60), _155920)
   Exit: (219) [system] peek_char((0x55798e5fad60), r)
^  Call: (219) [user] is_delimiter(r)
   Call: (220) [system] char_type(r, space)
   Fail: (220) [system] char_type(r, space)
   Call: (220) [system] arg(_160640, v('(', ')', end_of_file), r)
   Fail: (220) [system] arg(_161572, v('(', ')', end_of_file), r)
^  Fail: (219) [user] is_delimiter(r)
   Call: (219) [system] ')'==r
   Fail: (219) [system] ')'==r
   Call: (219) [system] get_char((0x55798e5fad60), r)
   Exit: (219) [system] get_char((0x55798e5fad60), r)
   Call: (219) [system] r=(\)
   Fail: (219) [system] r=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _168922)
   Call: (220) [system] peek_char((0x55798e5fad60), _169856)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (220) [user] is_delimiter('L')
   Call: (221) [system] char_type('L', space)
   Fail: (221) [system] char_type('L', space)
   Call: (221) [system] arg(_174576, v('(', ')', end_of_file), 'L')
   Fail: (221) [system] arg(_175508, v('(', ')', end_of_file), 'L')
^  Fail: (220) [user] is_delimiter('L')
   Call: (220) [system] ')'=='L'
   Fail: (220) [system] ')'=='L'
   Call: (220) [system] get_char((0x55798e5fad60), 'L')
   Exit: (220) [system] get_char((0x55798e5fad60), 'L')
   Call: (220) [system] 'L'=(\)
   Fail: (220) [system] 'L'=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _182858)
   Call: (221) [system] peek_char((0x55798e5fad60), _183792)
   Exit: (221) [system] peek_char((0x55798e5fad60), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_188512, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_189444, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55798e5fad60), i)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _196794)
   Call: (222) [system] peek_char((0x55798e5fad60), _197728)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_202448, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_203380, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _210730)
   Call: (223) [system] peek_char((0x55798e5fad60), _211664)
   Exit: (223) [system] peek_char((0x55798e5fad60), k)
^  Call: (223) [user] is_delimiter(k)
   Call: (224) [system] char_type(k, space)
   Fail: (224) [system] char_type(k, space)
   Call: (224) [system] arg(_216384, v('(', ')', end_of_file), k)
   Fail: (224) [system] arg(_217316, v('(', ')', end_of_file), k)
^  Fail: (223) [user] is_delimiter(k)
   Call: (223) [system] ')'==k
   Fail: (223) [system] ')'==k
   Call: (223) [system] get_char((0x55798e5fad60), k)
   Exit: (223) [system] get_char((0x55798e5fad60), k)
   Call: (223) [system] k=(\)
   Fail: (223) [system] k=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _224666)
   Call: (224) [system] peek_char((0x55798e5fad60), _225600)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _224666=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (223) [system] _210730=[k]
   Exit: (223) [system] [k]=[k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (222) [system] _196794=[n, k]
   Exit: (222) [system] [n, k]=[n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (221) [system] _182858=[i, n, k]
   Exit: (221) [system] [i, n, k]=[i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (220) [system] _168922=['L', i, n, k]
   Exit: (220) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (219) [system] _154986=[r, 'L', i, n, k]
   Exit: (219) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (218) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _121332)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_248880, _248882), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _121332), _248856, fail)), '$restore_trace'(_248880, _248882))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_248880, _248882))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _121332), _248856, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_121332)
   Fail: (219) [system] atomic(_121332)
   Call: (219) [system] atom_chars(_121332, ['O', r, 'L', i, n, k])
   Exit: (219) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (218) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _258256)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _260114)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _267852)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _270556)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'C')
   Call: (219) [system] 'C'=(;)
   Fail: (219) [system] 'C'=(;)
^  Call: (219) [user] is_like_space('C')
   Call: (220) [system] char_type('C', 'white')
   Fail: (220) [system] char_type('C', 'white')
   Call: (220) [system] char_type('C', end_of_line)
   Fail: (220) [system] char_type('C', end_of_line)
   Call: (220) [system] char_type('C', space)
   Fail: (220) [system] char_type('C', space)
   Call: (220) [system] char_type('C', cntrl)
   Fail: (220) [system] char_type('C', cntrl)
^  Fail: (219) [user] is_like_space('C')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _285634)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'C')
   Call: (217) [system] 'C'=')'
   Fail: (217) [system] 'C'=')'
   Call: (217) [system] 'C'=end_of_file
   Fail: (217) [system] 'C'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _291204)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _293062)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'C')
   Call: (219) [system] 'C'=(;)
   Fail: (219) [system] 'C'=(;)
^  Call: (219) [user] is_like_space('C')
   Call: (220) [system] char_type('C', 'white')
   Fail: (220) [system] char_type('C', 'white')
   Call: (220) [system] char_type('C', end_of_line)
   Fail: (220) [system] char_type('C', end_of_line)
   Call: (220) [system] char_type('C', space)
   Fail: (220) [system] char_type('C', space)
   Call: (220) [system] char_type('C', cntrl)
   Fail: (220) [system] char_type('C', cntrl)
^  Fail: (219) [user] is_like_space('C')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _307216)
   Exit: (218) [system] get_char((0x55798e5fad60), 'C')
   Call: (218) [system] 'C'='('
   Fail: (218) [system] 'C'='('
   Call: (218) [system] 'C'='['
   Fail: (218) [system] 'C'='['
   Call: (218) [system] 'C'='{'
   Fail: (218) [system] 'C'='{'
   Call: (218) [system] 'C'='"'
   Fail: (218) [system] 'C'='"'
   Call: (218) [system] 'C'=!
   Fail: (218) [system] 'C'=!
   Call: (218) [system] 'C'='\''
   Fail: (218) [system] 'C'='\''
   Call: (218) [system] 'C'='`'
   Fail: (218) [system] 'C'='`'
   Call: (218) [system] 'C'=end_of_file
   Fail: (218) [system] 'C'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), 'C', _291204)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _324858)
   Call: (220) [system] peek_char((0x55798e5fad60), _325792)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _324858=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (219) [user] classify_and_convert_charseq('C', [], _291204)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_335102, _335104), once(user:catch(read_from_chars(['C'], _291204), _335078, fail)), '$restore_trace'(_335102, _335104))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_335102, _335104))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _291204), _335078, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_291204)
   Fail: (220) [system] atomic(_291204)
   Call: (220) [system] atom_chars(_291204, ['C'])
   Exit: (220) [system] atom_chars('C', ['C'])
^  Exit: (219) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _344478)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _346336)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _354074)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _356778)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'D')
   Call: (220) [system] 'D'=(;)
   Fail: (220) [system] 'D'=(;)
^  Call: (220) [user] is_like_space('D')
   Call: (221) [system] char_type('D', 'white')
   Fail: (221) [system] char_type('D', 'white')
   Call: (221) [system] char_type('D', end_of_line)
   Fail: (221) [system] char_type('D', end_of_line)
   Call: (221) [system] char_type('D', space)
   Fail: (221) [system] char_type('D', space)
   Call: (221) [system] char_type('D', cntrl)
   Fail: (221) [system] char_type('D', cntrl)
^  Fail: (220) [user] is_like_space('D')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _371856)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'D')
   Call: (218) [system] 'D'=')'
   Fail: (218) [system] 'D'=')'
   Call: (218) [system] 'D'=end_of_file
   Fail: (218) [system] 'D'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _377426)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _379284)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'D')
   Call: (220) [system] 'D'=(;)
   Fail: (220) [system] 'D'=(;)
^  Call: (220) [user] is_like_space('D')
   Call: (221) [system] char_type('D', 'white')
   Fail: (221) [system] char_type('D', 'white')
   Call: (221) [system] char_type('D', end_of_line)
   Fail: (221) [system] char_type('D', end_of_line)
   Call: (221) [system] char_type('D', space)
   Fail: (221) [system] char_type('D', space)
   Call: (221) [system] char_type('D', cntrl)
   Fail: (221) [system] char_type('D', cntrl)
^  Fail: (220) [user] is_like_space('D')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _393438)
   Exit: (219) [system] get_char((0x55798e5fad60), 'D')
   Call: (219) [system] 'D'='('
   Fail: (219) [system] 'D'='('
   Call: (219) [system] 'D'='['
   Fail: (219) [system] 'D'='['
   Call: (219) [system] 'D'='{'
   Fail: (219) [system] 'D'='{'
   Call: (219) [system] 'D'='"'
   Fail: (219) [system] 'D'='"'
   Call: (219) [system] 'D'=!
   Fail: (219) [system] 'D'=!
   Call: (219) [system] 'D'='\''
   Fail: (219) [system] 'D'='\''
   Call: (219) [system] 'D'='`'
   Fail: (219) [system] 'D'='`'
   Call: (219) [system] 'D'=end_of_file
   Fail: (219) [system] 'D'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), 'D', _377426)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _411080)
   Call: (221) [system] peek_char((0x55798e5fad60), _412014)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
^  Call: (221) [user] is_delimiter(')')
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] arg(_416734, v('(', ')', end_of_file), ')')
   Exit: (222) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (221) [user] is_delimiter(')')
   Call: (221) [system] _411080=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (220) [user] classify_and_convert_charseq('D', [], _377426)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_423196, _423198), once(user:catch(read_from_chars(['D'], _377426), _423172, fail)), '$restore_trace'(_423196, _423198))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_423196, _423198))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _377426), _423172, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_377426)
   Fail: (221) [system] atomic(_377426)
   Call: (221) [system] atom_chars(_377426, ['D'])
   Exit: (221) [system] atom_chars('D', ['D'])
^  Exit: (220) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _432572)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _434430)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _448584)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55798e5fad60), _452374)
   Exit: (219) [system] get_char((0x55798e5fad60), ')')
   Call: (219) [system] _432572=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [])
   Call: (218) [system] _344478=['D']
   Exit: (218) [system] ['D']=['D']
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (217) [system] _258256=['C', 'D']
   Exit: (217) [system] ['C', 'D']=['C', 'D']
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (216) [system] _80026=['OrLink', 'C', 'D']
   Exit: (216) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _466256)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _468114)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _475852)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _478556)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'E')
   Call: (217) [system] 'E'=(;)
   Fail: (217) [system] 'E'=(;)
^  Call: (217) [user] is_like_space('E')
   Call: (218) [system] char_type('E', 'white')
   Fail: (218) [system] char_type('E', 'white')
   Call: (218) [system] char_type('E', end_of_line)
   Fail: (218) [system] char_type('E', end_of_line)
   Call: (218) [system] char_type('E', space)
   Fail: (218) [system] char_type('E', space)
   Call: (218) [system] char_type('E', cntrl)
   Fail: (218) [system] char_type('E', cntrl)
^  Fail: (217) [user] is_like_space('E')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _493634)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'E')
   Call: (215) [system] 'E'=')'
   Fail: (215) [system] 'E'=')'
   Call: (215) [system] 'E'=end_of_file
   Fail: (215) [system] 'E'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _499204)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _501062)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'E')
   Call: (217) [system] 'E'=(;)
   Fail: (217) [system] 'E'=(;)
^  Call: (217) [user] is_like_space('E')
   Call: (218) [system] char_type('E', 'white')
   Fail: (218) [system] char_type('E', 'white')
   Call: (218) [system] char_type('E', end_of_line)
   Fail: (218) [system] char_type('E', end_of_line)
   Call: (218) [system] char_type('E', space)
   Fail: (218) [system] char_type('E', space)
   Call: (218) [system] char_type('E', cntrl)
   Fail: (218) [system] char_type('E', cntrl)
^  Fail: (217) [user] is_like_space('E')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _515216)
   Exit: (216) [system] get_char((0x55798e5fad60), 'E')
   Call: (216) [system] 'E'='('
   Fail: (216) [system] 'E'='('
   Call: (216) [system] 'E'='['
   Fail: (216) [system] 'E'='['
   Call: (216) [system] 'E'='{'
   Fail: (216) [system] 'E'='{'
   Call: (216) [system] 'E'='"'
   Fail: (216) [system] 'E'='"'
   Call: (216) [system] 'E'=!
   Fail: (216) [system] 'E'=!
   Call: (216) [system] 'E'='\''
   Fail: (216) [system] 'E'='\''
   Call: (216) [system] 'E'='`'
   Fail: (216) [system] 'E'='`'
   Call: (216) [system] 'E'=end_of_file
   Fail: (216) [system] 'E'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), 'E', _499204)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _532858)
   Call: (218) [system] peek_char((0x55798e5fad60), _533792)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
^  Call: (218) [user] is_delimiter(')')
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] arg(_538512, v('(', ')', end_of_file), ')')
   Exit: (219) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (218) [user] is_delimiter(')')
   Call: (218) [system] _532858=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (217) [user] classify_and_convert_charseq('E', [], _499204)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_544974, _544976), once(user:catch(read_from_chars(['E'], _499204), _544950, fail)), '$restore_trace'(_544974, _544976))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_544974, _544976))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _499204), _544950, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_499204)
   Fail: (218) [system] atomic(_499204)
   Call: (218) [system] atom_chars(_499204, ['E'])
   Exit: (218) [system] atom_chars('E', ['E'])
^  Exit: (217) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _554350)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _556208)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _570362)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55798e5fad60), _574152)
   Exit: (216) [system] get_char((0x55798e5fad60), ')')
   Call: (216) [system] _554350=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [])
   Call: (215) [system] _466256=['E']
   Exit: (215) [system] ['E']=['E']
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (214) [system] _47078=[['OrLink', 'C', 'D'], 'E']
   Exit: (214) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (213) [system] _4684=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (213) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _588034)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _589892)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _604046)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55798e5fad60), _607836)
   Exit: (212) [system] get_char((0x55798e5fad60), ')')
   Call: (212) [system] _588034=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [])
   Call: (211) [system] _4680=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (211) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (210) [system] _4674=['A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (210) [system] ['A', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), ['A', ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (209) [system] _4666=['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (209) [system] ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _621718)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _623576)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _637730)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55798e5fad60), _641520)
   Exit: (208) [system] get_char((0x55798e5fad60), ')')
   Call: (208) [system] _621718=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [])
   Call: (207) [system] _4662=[['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (207) [system] [['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (206) [system] _4638=[['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (206) [system] [['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (205) [system] _4630=[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (205) [system] [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _655402)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _657260)
   Exit: (205) [system] peek_char((0x55798e5fad60), '\n')
   Call: (205) [system] '\n'=(;)
   Fail: (205) [system] '\n'=(;)
^  Call: (205) [user] is_like_space('\n')
   Call: (206) [system] char_type('\n', 'white')
   Fail: (206) [system] char_type('\n', 'white')
   Call: (206) [system] char_type('\n', end_of_line)
   Exit: (206) [system] char_type('\n', end_of_line)
^  Exit: (205) [user] is_like_space('\n')
   Call: (205) [system] get_char((0x55798e5fad60), _666854)
   Exit: (205) [system] get_char((0x55798e5fad60), '\n')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _669558)
   Exit: (206) [system] peek_char((0x55798e5fad60), '\t')
   Call: (206) [system] '\t'=(;)
   Fail: (206) [system] '\t'=(;)
^  Call: (206) [user] is_like_space('\t')
   Call: (207) [system] char_type('\t', 'white')
   Exit: (207) [system] char_type('\t', 'white')
^  Exit: (206) [user] is_like_space('\t')
   Call: (206) [system] get_char((0x55798e5fad60), _677296)
   Exit: (206) [system] get_char((0x55798e5fad60), '\t')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _680000)
   Exit: (207) [system] peek_char((0x55798e5fad60), '\t')
   Call: (207) [system] '\t'=(;)
   Fail: (207) [system] '\t'=(;)
^  Call: (207) [user] is_like_space('\t')
   Call: (208) [system] char_type('\t', 'white')
   Exit: (208) [system] char_type('\t', 'white')
^  Exit: (207) [user] is_like_space('\t')
   Call: (207) [system] get_char((0x55798e5fad60), _687738)
   Exit: (207) [system] get_char((0x55798e5fad60), '\t')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _690442)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _698180)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _700884)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _718734)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _724304)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _726162)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _740316)
   Exit: (205) [system] get_char((0x55798e5fad60), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _724304)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _745886)
   Exit: (207) [system] peek_char((0x55798e5fad60), :)
   Call: (207) [system] (:)=(;)
   Fail: (207) [system] (:)=(;)
^  Call: (207) [user] is_like_space(:)
   Call: (208) [system] char_type(:, 'white')
   Fail: (208) [system] char_type(:, 'white')
   Call: (208) [system] char_type(:, end_of_line)
   Fail: (208) [system] char_type(:, end_of_line)
   Call: (208) [system] char_type(:, space)
   Fail: (208) [system] char_type(:, space)
   Call: (208) [system] char_type(:, cntrl)
   Fail: (208) [system] char_type(:, cntrl)
^  Fail: (207) [user] is_like_space(:)
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _760040)
   Exit: (206) [system] peek_char((0x55798e5fad60), :)
   Call: (206) [system] (:)=')'
   Fail: (206) [system] (:)=')'
   Call: (206) [system] (:)=end_of_file
   Fail: (206) [system] (:)=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _765610)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _767468)
   Exit: (208) [system] peek_char((0x55798e5fad60), :)
   Call: (208) [system] (:)=(;)
   Fail: (208) [system] (:)=(;)
^  Call: (208) [user] is_like_space(:)
   Call: (209) [system] char_type(:, 'white')
   Fail: (209) [system] char_type(:, 'white')
   Call: (209) [system] char_type(:, end_of_line)
   Fail: (209) [system] char_type(:, end_of_line)
   Call: (209) [system] char_type(:, space)
   Fail: (209) [system] char_type(:, space)
   Call: (209) [system] char_type(:, cntrl)
   Fail: (209) [system] char_type(:, cntrl)
^  Fail: (208) [user] is_like_space(:)
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _781622)
   Exit: (207) [system] get_char((0x55798e5fad60), :)
   Call: (207) [system] (:)='('
   Fail: (207) [system] (:)='('
   Call: (207) [system] (:)='['
   Fail: (207) [system] (:)='['
   Call: (207) [system] (:)='{'
   Fail: (207) [system] (:)='{'
   Call: (207) [system] (:)='"'
   Fail: (207) [system] (:)='"'
   Call: (207) [system] (:)=!
   Fail: (207) [system] (:)=!
   Call: (207) [system] (:)='\''
   Fail: (207) [system] (:)='\''
   Call: (207) [system] (:)='`'
   Fail: (207) [system] (:)='`'
   Call: (207) [system] (:)=end_of_file
   Fail: (207) [system] (:)=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55798e5fad60), :, _765610)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _799264)
   Call: (209) [system] peek_char((0x55798e5fad60), _800198)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _799264=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (208) [user] classify_and_convert_charseq(:, [], _765610)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_809508, _809510), once(user:catch(read_from_chars([:], _765610), _809484, fail)), '$restore_trace'(_809508, _809510))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_809508, _809510))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _809484, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(:)
   Exit: (209) [system] atomic(:)
^  Exit: (208) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (207) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _817008)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _818866)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _826604)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _829308)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _844386)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _849956)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _851814)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _865968)
   Exit: (208) [system] get_char((0x55798e5fad60), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _849956)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _871538)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'C')
   Call: (210) [system] 'C'=(;)
   Fail: (210) [system] 'C'=(;)
^  Call: (210) [user] is_like_space('C')
   Call: (211) [system] char_type('C', 'white')
   Fail: (211) [system] char_type('C', 'white')
   Call: (211) [system] char_type('C', end_of_line)
   Fail: (211) [system] char_type('C', end_of_line)
   Call: (211) [system] char_type('C', space)
   Fail: (211) [system] char_type('C', space)
   Call: (211) [system] char_type('C', cntrl)
   Fail: (211) [system] char_type('C', cntrl)
^  Fail: (210) [user] is_like_space('C')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _885692)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'C')
   Call: (209) [system] 'C'=')'
   Fail: (209) [system] 'C'=')'
   Call: (209) [system] 'C'=end_of_file
   Fail: (209) [system] 'C'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _891262)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _893120)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'C')
   Call: (211) [system] 'C'=(;)
   Fail: (211) [system] 'C'=(;)
^  Call: (211) [user] is_like_space('C')
   Call: (212) [system] char_type('C', 'white')
   Fail: (212) [system] char_type('C', 'white')
   Call: (212) [system] char_type('C', end_of_line)
   Fail: (212) [system] char_type('C', end_of_line)
   Call: (212) [system] char_type('C', space)
   Fail: (212) [system] char_type('C', space)
   Call: (212) [system] char_type('C', cntrl)
   Fail: (212) [system] char_type('C', cntrl)
^  Fail: (211) [user] is_like_space('C')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _907274)
   Exit: (210) [system] get_char((0x55798e5fad60), 'C')
   Call: (210) [system] 'C'='('
   Fail: (210) [system] 'C'='('
   Call: (210) [system] 'C'='['
   Fail: (210) [system] 'C'='['
   Call: (210) [system] 'C'='{'
   Fail: (210) [system] 'C'='{'
   Call: (210) [system] 'C'='"'
   Fail: (210) [system] 'C'='"'
   Call: (210) [system] 'C'=!
   Fail: (210) [system] 'C'=!
   Call: (210) [system] 'C'='\''
   Fail: (210) [system] 'C'='\''
   Call: (210) [system] 'C'='`'
   Fail: (210) [system] 'C'='`'
   Call: (210) [system] 'C'=end_of_file
   Fail: (210) [system] 'C'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), 'C', _891262)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _924916)
   Call: (212) [system] peek_char((0x55798e5fad60), _925850)
   Exit: (212) [system] peek_char((0x55798e5fad60), o)
^  Call: (212) [user] is_delimiter(o)
   Call: (213) [system] char_type(o, space)
   Fail: (213) [system] char_type(o, space)
   Call: (213) [system] arg(_930570, v('(', ')', end_of_file), o)
   Fail: (213) [system] arg(_931502, v('(', ')', end_of_file), o)
^  Fail: (212) [user] is_delimiter(o)
   Call: (212) [system] ')'==o
   Fail: (212) [system] ')'==o
   Call: (212) [system] get_char((0x55798e5fad60), o)
   Exit: (212) [system] get_char((0x55798e5fad60), o)
   Call: (212) [system] o=(\)
   Fail: (212) [system] o=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _938852)
   Call: (213) [system] peek_char((0x55798e5fad60), _939786)
   Exit: (213) [system] peek_char((0x55798e5fad60), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_944506, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_945438, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55798e5fad60), n)
   Exit: (213) [system] get_char((0x55798e5fad60), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _952788)
   Call: (214) [system] peek_char((0x55798e5fad60), _953722)
   Exit: (214) [system] peek_char((0x55798e5fad60), j)
^  Call: (214) [user] is_delimiter(j)
   Call: (215) [system] char_type(j, space)
   Fail: (215) [system] char_type(j, space)
   Call: (215) [system] arg(_958442, v('(', ')', end_of_file), j)
   Fail: (215) [system] arg(_959374, v('(', ')', end_of_file), j)
^  Fail: (214) [user] is_delimiter(j)
   Call: (214) [system] ')'==j
   Fail: (214) [system] ')'==j
   Call: (214) [system] get_char((0x55798e5fad60), j)
   Exit: (214) [system] get_char((0x55798e5fad60), j)
   Call: (214) [system] j=(\)
   Fail: (214) [system] j=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _966724)
   Call: (215) [system] peek_char((0x55798e5fad60), _967658)
   Exit: (215) [system] peek_char((0x55798e5fad60), u)
^  Call: (215) [user] is_delimiter(u)
   Call: (216) [system] char_type(u, space)
   Fail: (216) [system] char_type(u, space)
   Call: (216) [system] arg(_972378, v('(', ')', end_of_file), u)
   Fail: (216) [system] arg(_973310, v('(', ')', end_of_file), u)
^  Fail: (215) [user] is_delimiter(u)
   Call: (215) [system] ')'==u
   Fail: (215) [system] ')'==u
   Call: (215) [system] get_char((0x55798e5fad60), u)
   Exit: (215) [system] get_char((0x55798e5fad60), u)
   Call: (215) [system] u=(\)
   Fail: (215) [system] u=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _980660)
   Call: (216) [system] peek_char((0x55798e5fad60), _981594)
   Exit: (216) [system] peek_char((0x55798e5fad60), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_986314, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_987246, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55798e5fad60), n)
   Exit: (216) [system] get_char((0x55798e5fad60), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _994596)
   Call: (217) [system] peek_char((0x55798e5fad60), _995530)
   Exit: (217) [system] peek_char((0x55798e5fad60), c)
^  Call: (217) [user] is_delimiter(c)
   Call: (218) [system] char_type(c, space)
   Fail: (218) [system] char_type(c, space)
   Call: (218) [system] arg(_1000250, v('(', ')', end_of_file), c)
   Fail: (218) [system] arg(_1001182, v('(', ')', end_of_file), c)
^  Fail: (217) [user] is_delimiter(c)
   Call: (217) [system] ')'==c
   Fail: (217) [system] ')'==c
   Call: (217) [system] get_char((0x55798e5fad60), c)
   Exit: (217) [system] get_char((0x55798e5fad60), c)
   Call: (217) [system] c=(\)
   Fail: (217) [system] c=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1008532)
   Call: (218) [system] peek_char((0x55798e5fad60), _1009466)
   Exit: (218) [system] peek_char((0x55798e5fad60), t)
^  Call: (218) [user] is_delimiter(t)
   Call: (219) [system] char_type(t, space)
   Fail: (219) [system] char_type(t, space)
   Call: (219) [system] arg(_1014186, v('(', ')', end_of_file), t)
   Fail: (219) [system] arg(_1015118, v('(', ')', end_of_file), t)
^  Fail: (218) [user] is_delimiter(t)
   Call: (218) [system] ')'==t
   Fail: (218) [system] ')'==t
   Call: (218) [system] get_char((0x55798e5fad60), t)
   Exit: (218) [system] get_char((0x55798e5fad60), t)
   Call: (218) [system] t=(\)
   Fail: (218) [system] t=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1022468)
   Call: (219) [system] peek_char((0x55798e5fad60), _1023402)
   Exit: (219) [system] peek_char((0x55798e5fad60), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_1028122, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_1029054, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55798e5fad60), i)
   Exit: (219) [system] get_char((0x55798e5fad60), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1036404)
   Call: (220) [system] peek_char((0x55798e5fad60), _1037338)
   Exit: (220) [system] peek_char((0x55798e5fad60), o)
^  Call: (220) [user] is_delimiter(o)
   Call: (221) [system] char_type(o, space)
   Fail: (221) [system] char_type(o, space)
   Call: (221) [system] arg(_1042058, v('(', ')', end_of_file), o)
   Fail: (221) [system] arg(_1042990, v('(', ')', end_of_file), o)
^  Fail: (220) [user] is_delimiter(o)
   Call: (220) [system] ')'==o
   Fail: (220) [system] ')'==o
   Call: (220) [system] get_char((0x55798e5fad60), o)
   Exit: (220) [system] get_char((0x55798e5fad60), o)
   Call: (220) [system] o=(\)
   Fail: (220) [system] o=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1050340)
   Call: (221) [system] peek_char((0x55798e5fad60), _1051274)
   Exit: (221) [system] peek_char((0x55798e5fad60), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1055994, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1056926, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55798e5fad60), n)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1064276)
   Call: (222) [system] peek_char((0x55798e5fad60), _1065210)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (222) [user] is_delimiter('I')
   Call: (223) [system] char_type('I', space)
   Fail: (223) [system] char_type('I', space)
   Call: (223) [system] arg(_1069930, v('(', ')', end_of_file), 'I')
   Fail: (223) [system] arg(_1070862, v('(', ')', end_of_file), 'I')
^  Fail: (222) [user] is_delimiter('I')
   Call: (222) [system] ')'=='I'
   Fail: (222) [system] ')'=='I'
   Call: (222) [system] get_char((0x55798e5fad60), 'I')
   Exit: (222) [system] get_char((0x55798e5fad60), 'I')
   Call: (222) [system] 'I'=(\)
   Fail: (222) [system] 'I'=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1078212)
   Call: (223) [system] peek_char((0x55798e5fad60), _1079146)
   Exit: (223) [system] peek_char((0x55798e5fad60), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_1083866, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_1084798, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55798e5fad60), n)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1092148)
   Call: (224) [system] peek_char((0x55798e5fad60), _1093082)
   Exit: (224) [system] peek_char((0x55798e5fad60), t)
^  Call: (224) [user] is_delimiter(t)
   Call: (225) [system] char_type(t, space)
   Fail: (225) [system] char_type(t, space)
   Call: (225) [system] arg(_1097802, v('(', ')', end_of_file), t)
   Fail: (225) [system] arg(_1098734, v('(', ')', end_of_file), t)
^  Fail: (224) [user] is_delimiter(t)
   Call: (224) [system] ')'==t
   Fail: (224) [system] ')'==t
   Call: (224) [system] get_char((0x55798e5fad60), t)
   Exit: (224) [system] get_char((0x55798e5fad60), t)
   Call: (224) [system] t=(\)
   Fail: (224) [system] t=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1106084)
   Call: (225) [system] peek_char((0x55798e5fad60), _1107018)
   Exit: (225) [system] peek_char((0x55798e5fad60), r)
^  Call: (225) [user] is_delimiter(r)
   Call: (226) [system] char_type(r, space)
   Fail: (226) [system] char_type(r, space)
   Call: (226) [system] arg(_1111738, v('(', ')', end_of_file), r)
   Fail: (226) [system] arg(_1112670, v('(', ')', end_of_file), r)
^  Fail: (225) [user] is_delimiter(r)
   Call: (225) [system] ')'==r
   Fail: (225) [system] ')'==r
   Call: (225) [system] get_char((0x55798e5fad60), r)
   Exit: (225) [system] get_char((0x55798e5fad60), r)
   Call: (225) [system] r=(\)
   Fail: (225) [system] r=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1120020)
   Call: (226) [system] peek_char((0x55798e5fad60), _1120954)
   Exit: (226) [system] peek_char((0x55798e5fad60), o)
^  Call: (226) [user] is_delimiter(o)
   Call: (227) [system] char_type(o, space)
   Fail: (227) [system] char_type(o, space)
   Call: (227) [system] arg(_1125674, v('(', ')', end_of_file), o)
   Fail: (227) [system] arg(_1126606, v('(', ')', end_of_file), o)
^  Fail: (226) [user] is_delimiter(o)
   Call: (226) [system] ')'==o
   Fail: (226) [system] ')'==o
   Call: (226) [system] get_char((0x55798e5fad60), o)
   Exit: (226) [system] get_char((0x55798e5fad60), o)
   Call: (226) [system] o=(\)
   Fail: (226) [system] o=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1133956)
   Call: (227) [system] peek_char((0x55798e5fad60), _1134890)
   Exit: (227) [system] peek_char((0x55798e5fad60), d)
^  Call: (227) [user] is_delimiter(d)
   Call: (228) [system] char_type(d, space)
   Fail: (228) [system] char_type(d, space)
   Call: (228) [system] arg(_1139610, v('(', ')', end_of_file), d)
   Fail: (228) [system] arg(_1140542, v('(', ')', end_of_file), d)
^  Fail: (227) [user] is_delimiter(d)
   Call: (227) [system] ')'==d
   Fail: (227) [system] ')'==d
   Call: (227) [system] get_char((0x55798e5fad60), d)
   Exit: (227) [system] get_char((0x55798e5fad60), d)
   Call: (227) [system] d=(\)
   Fail: (227) [system] d=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1147892)
   Call: (228) [system] peek_char((0x55798e5fad60), _1148826)
   Exit: (228) [system] peek_char((0x55798e5fad60), u)
^  Call: (228) [user] is_delimiter(u)
   Call: (229) [system] char_type(u, space)
   Fail: (229) [system] char_type(u, space)
   Call: (229) [system] arg(_1153546, v('(', ')', end_of_file), u)
   Fail: (229) [system] arg(_1154478, v('(', ')', end_of_file), u)
^  Fail: (228) [user] is_delimiter(u)
   Call: (228) [system] ')'==u
   Fail: (228) [system] ')'==u
   Call: (228) [system] get_char((0x55798e5fad60), u)
   Exit: (228) [system] get_char((0x55798e5fad60), u)
   Call: (228) [system] u=(\)
   Fail: (228) [system] u=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1161828)
   Call: (229) [system] peek_char((0x55798e5fad60), _1162762)
   Exit: (229) [system] peek_char((0x55798e5fad60), c)
^  Call: (229) [user] is_delimiter(c)
   Call: (230) [system] char_type(c, space)
   Fail: (230) [system] char_type(c, space)
   Call: (230) [system] arg(_1167482, v('(', ')', end_of_file), c)
   Fail: (230) [system] arg(_1168414, v('(', ')', end_of_file), c)
^  Fail: (229) [user] is_delimiter(c)
   Call: (229) [system] ')'==c
   Fail: (229) [system] ')'==c
   Call: (229) [system] get_char((0x55798e5fad60), c)
   Exit: (229) [system] get_char((0x55798e5fad60), c)
   Call: (229) [system] c=(\)
   Fail: (229) [system] c=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1175764)
   Call: (230) [system] peek_char((0x55798e5fad60), _1176698)
   Exit: (230) [system] peek_char((0x55798e5fad60), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_1181418, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_1182350, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55798e5fad60), t)
   Exit: (230) [system] get_char((0x55798e5fad60), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1189700)
   Call: (231) [system] peek_char((0x55798e5fad60), _1190634)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_1195354, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_1196286, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1203636)
   Call: (232) [system] peek_char((0x55798e5fad60), _1204570)
   Exit: (232) [system] peek_char((0x55798e5fad60), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_1209290, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_1210222, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55798e5fad60), o)
   Exit: (232) [system] get_char((0x55798e5fad60), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1217572)
   Call: (233) [system] peek_char((0x55798e5fad60), _1218506)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1223226, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1224158, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1231508)
   Call: (234) [system] peek_char((0x55798e5fad60), _1232442)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _1231508=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (233) [system] _1217572=[n]
   Exit: (233) [system] [n]=[n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (232) [system] _1203636=[o, n]
   Exit: (232) [system] [o, n]=[o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (231) [system] _1189700=[i, o, n]
   Exit: (231) [system] [i, o, n]=[i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (230) [system] _1175764=[t, i, o, n]
   Exit: (230) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (229) [system] _1161828=[c, t, i, o, n]
   Exit: (229) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (228) [system] _1147892=[u, c, t, i, o, n]
   Exit: (228) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (227) [system] _1133956=[d, u, c, t, i, o, n]
   Exit: (227) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (226) [system] _1120020=[o, d, u, c, t, i, o, n]
   Exit: (226) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (225) [system] _1106084=[r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1092148=[t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1078212=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1064276=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1050340=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1036404=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1022468=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1008532=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _994596=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _980660=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _966724=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _952788=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _938852=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _924916=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (211) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _891262)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1303220, _1303222), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _891262), _1303196, fail)), '$restore_trace'(_1303220, _1303222))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1303220, _1303222))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _891262), _1303196, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_891262)
   Fail: (212) [system] atomic(_891262)
   Call: (212) [system] atom_chars(_891262, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (212) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (211) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionIntroduction')
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionIntroduction')
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1312596)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1314454)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _1322192)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1324896)
   Exit: (212) [system] peek_char((0x55798e5fad60), a)
   Call: (212) [system] a=(;)
   Fail: (212) [system] a=(;)
^  Call: (212) [user] is_like_space(a)
   Call: (213) [system] char_type(a, 'white')
   Fail: (213) [system] char_type(a, 'white')
   Call: (213) [system] char_type(a, end_of_line)
   Fail: (213) [system] char_type(a, end_of_line)
   Call: (213) [system] char_type(a, space)
   Fail: (213) [system] char_type(a, space)
   Call: (213) [system] char_type(a, cntrl)
   Fail: (213) [system] char_type(a, cntrl)
^  Fail: (212) [user] is_like_space(a)
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1339974)
   Exit: (210) [system] peek_char((0x55798e5fad60), a)
   Call: (210) [system] a=')'
   Fail: (210) [system] a=')'
   Call: (210) [system] a=end_of_file
   Fail: (210) [system] a=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1345544)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1347402)
   Exit: (212) [system] peek_char((0x55798e5fad60), a)
   Call: (212) [system] a=(;)
   Fail: (212) [system] a=(;)
^  Call: (212) [user] is_like_space(a)
   Call: (213) [system] char_type(a, 'white')
   Fail: (213) [system] char_type(a, 'white')
   Call: (213) [system] char_type(a, end_of_line)
   Fail: (213) [system] char_type(a, end_of_line)
   Call: (213) [system] char_type(a, space)
   Fail: (213) [system] char_type(a, space)
   Call: (213) [system] char_type(a, cntrl)
   Fail: (213) [system] char_type(a, cntrl)
^  Fail: (212) [user] is_like_space(a)
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1361556)
   Exit: (211) [system] get_char((0x55798e5fad60), a)
   Call: (211) [system] a='('
   Fail: (211) [system] a='('
   Call: (211) [system] a='['
   Fail: (211) [system] a='['
   Call: (211) [system] a='{'
   Fail: (211) [system] a='{'
   Call: (211) [system] a='"'
   Fail: (211) [system] a='"'
   Call: (211) [system] a=!
   Fail: (211) [system] a=!
   Call: (211) [system] a='\''
   Fail: (211) [system] a='\''
   Call: (211) [system] a='`'
   Fail: (211) [system] a='`'
   Call: (211) [system] a=end_of_file
   Fail: (211) [system] a=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), a, _1345544)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1379198)
   Call: (213) [system] peek_char((0x55798e5fad60), _1380132)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _1379198=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (212) [user] classify_and_convert_charseq(a, [], _1345544)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1389442, _1389444), once(user:catch(read_from_chars([a], _1345544), _1389418, fail)), '$restore_trace'(_1389442, _1389444))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1389442, _1389444))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1389418, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(a)
   Exit: (213) [system] atomic(a)
^  Exit: (212) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1396942)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1398800)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _1406538)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1409242)
   Exit: (213) [system] peek_char((0x55798e5fad60), a)
   Call: (213) [system] a=(;)
   Fail: (213) [system] a=(;)
^  Call: (213) [user] is_like_space(a)
   Call: (214) [system] char_type(a, 'white')
   Fail: (214) [system] char_type(a, 'white')
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] char_type(a, cntrl)
   Fail: (214) [system] char_type(a, cntrl)
^  Fail: (213) [user] is_like_space(a)
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1424320)
   Exit: (211) [system] peek_char((0x55798e5fad60), a)
   Call: (211) [system] a=')'
   Fail: (211) [system] a=')'
   Call: (211) [system] a=end_of_file
   Fail: (211) [system] a=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _1429890)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1431748)
   Exit: (213) [system] peek_char((0x55798e5fad60), a)
   Call: (213) [system] a=(;)
   Fail: (213) [system] a=(;)
^  Call: (213) [user] is_like_space(a)
   Call: (214) [system] char_type(a, 'white')
   Fail: (214) [system] char_type(a, 'white')
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] char_type(a, cntrl)
   Fail: (214) [system] char_type(a, cntrl)
^  Fail: (213) [user] is_like_space(a)
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _1445902)
   Exit: (212) [system] get_char((0x55798e5fad60), a)
   Call: (212) [system] a='('
   Fail: (212) [system] a='('
   Call: (212) [system] a='['
   Fail: (212) [system] a='['
   Call: (212) [system] a='{'
   Fail: (212) [system] a='{'
   Call: (212) [system] a='"'
   Fail: (212) [system] a='"'
   Call: (212) [system] a=!
   Fail: (212) [system] a=!
   Call: (212) [system] a='\''
   Fail: (212) [system] a='\''
   Call: (212) [system] a='`'
   Fail: (212) [system] a='`'
   Call: (212) [system] a=end_of_file
   Fail: (212) [system] a=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), a, _1429890)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1463544)
   Call: (214) [system] peek_char((0x55798e5fad60), _1464478)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_1469198, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _1463544=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (213) [user] classify_and_convert_charseq(a, [], _1429890)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1475660, _1475662), once(user:catch(read_from_chars([a], _1429890), _1475636, fail)), '$restore_trace'(_1475660, _1475662))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1475660, _1475662))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1475636, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(a)
   Exit: (214) [system] atomic(a)
^  Exit: (213) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1483160)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1485018)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1499172)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55798e5fad60), _1502962)
   Exit: (212) [system] get_char((0x55798e5fad60), ')')
   Call: (212) [system] _1483160=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [])
   Call: (211) [system] _1396942=[a]
   Exit: (211) [system] [a]=[a]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (210) [system] _1312596=[a, a]
   Exit: (210) [system] [a, a]=[a, a]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [a, a])
   Call: (209) [system] _849956=['ConjunctionIntroduction', a, a]
   Exit: (209) [system] ['ConjunctionIntroduction', a, a]=['ConjunctionIntroduction', a, a]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), ['ConjunctionIntroduction', a, a])
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), ['ConjunctionIntroduction', a, a])
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1516844)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1518702)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _1526440)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1529144)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1544222)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _1549792)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1551650)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _1565804)
   Exit: (209) [system] get_char((0x55798e5fad60), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1549792)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1571374)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'A')
   Call: (211) [system] 'A'=(;)
   Fail: (211) [system] 'A'=(;)
^  Call: (211) [user] is_like_space('A')
   Call: (212) [system] char_type('A', 'white')
   Fail: (212) [system] char_type('A', 'white')
   Call: (212) [system] char_type('A', end_of_line)
   Fail: (212) [system] char_type('A', end_of_line)
   Call: (212) [system] char_type('A', space)
   Fail: (212) [system] char_type('A', space)
   Call: (212) [system] char_type('A', cntrl)
   Fail: (212) [system] char_type('A', cntrl)
^  Fail: (211) [user] is_like_space('A')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1585528)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'=')'
   Fail: (210) [system] 'A'=')'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1591098)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1592956)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1607110)
   Exit: (211) [system] get_char((0x55798e5fad60), 'A')
   Call: (211) [system] 'A'='('
   Fail: (211) [system] 'A'='('
   Call: (211) [system] 'A'='['
   Fail: (211) [system] 'A'='['
   Call: (211) [system] 'A'='{'
   Fail: (211) [system] 'A'='{'
   Call: (211) [system] 'A'='"'
   Fail: (211) [system] 'A'='"'
   Call: (211) [system] 'A'=!
   Fail: (211) [system] 'A'=!
   Call: (211) [system] 'A'='\''
   Fail: (211) [system] 'A'='\''
   Call: (211) [system] 'A'='`'
   Fail: (211) [system] 'A'='`'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1591098)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1624752)
   Call: (213) [system] peek_char((0x55798e5fad60), _1625686)
   Exit: (213) [system] peek_char((0x55798e5fad60), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_1630406, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_1631338, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55798e5fad60), n)
   Exit: (213) [system] get_char((0x55798e5fad60), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1638688)
   Call: (214) [system] peek_char((0x55798e5fad60), _1639622)
   Exit: (214) [system] peek_char((0x55798e5fad60), d)
^  Call: (214) [user] is_delimiter(d)
   Call: (215) [system] char_type(d, space)
   Fail: (215) [system] char_type(d, space)
   Call: (215) [system] arg(_1644342, v('(', ')', end_of_file), d)
   Fail: (215) [system] arg(_1645274, v('(', ')', end_of_file), d)
^  Fail: (214) [user] is_delimiter(d)
   Call: (214) [system] ')'==d
   Fail: (214) [system] ')'==d
   Call: (214) [system] get_char((0x55798e5fad60), d)
   Exit: (214) [system] get_char((0x55798e5fad60), d)
   Call: (214) [system] d=(\)
   Fail: (214) [system] d=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1652624)
   Call: (215) [system] peek_char((0x55798e5fad60), _1653558)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (215) [user] is_delimiter('L')
   Call: (216) [system] char_type('L', space)
   Fail: (216) [system] char_type('L', space)
   Call: (216) [system] arg(_1658278, v('(', ')', end_of_file), 'L')
   Fail: (216) [system] arg(_1659210, v('(', ')', end_of_file), 'L')
^  Fail: (215) [user] is_delimiter('L')
   Call: (215) [system] ')'=='L'
   Fail: (215) [system] ')'=='L'
   Call: (215) [system] get_char((0x55798e5fad60), 'L')
   Exit: (215) [system] get_char((0x55798e5fad60), 'L')
   Call: (215) [system] 'L'=(\)
   Fail: (215) [system] 'L'=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1666560)
   Call: (216) [system] peek_char((0x55798e5fad60), _1667494)
   Exit: (216) [system] peek_char((0x55798e5fad60), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_1672214, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_1673146, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55798e5fad60), i)
   Exit: (216) [system] get_char((0x55798e5fad60), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1680496)
   Call: (217) [system] peek_char((0x55798e5fad60), _1681430)
   Exit: (217) [system] peek_char((0x55798e5fad60), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_1686150, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_1687082, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55798e5fad60), n)
   Exit: (217) [system] get_char((0x55798e5fad60), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1694432)
   Call: (218) [system] peek_char((0x55798e5fad60), _1695366)
   Exit: (218) [system] peek_char((0x55798e5fad60), k)
^  Call: (218) [user] is_delimiter(k)
   Call: (219) [system] char_type(k, space)
   Fail: (219) [system] char_type(k, space)
   Call: (219) [system] arg(_1700086, v('(', ')', end_of_file), k)
   Fail: (219) [system] arg(_1701018, v('(', ')', end_of_file), k)
^  Fail: (218) [user] is_delimiter(k)
   Call: (218) [system] ')'==k
   Fail: (218) [system] ')'==k
   Call: (218) [system] get_char((0x55798e5fad60), k)
   Exit: (218) [system] get_char((0x55798e5fad60), k)
   Call: (218) [system] k=(\)
   Fail: (218) [system] k=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1708368)
   Call: (219) [system] peek_char((0x55798e5fad60), _1709302)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _1708368=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (218) [system] _1694432=[k]
   Exit: (218) [system] [k]=[k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (217) [system] _1680496=[n, k]
   Exit: (217) [system] [n, k]=[n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (216) [system] _1666560=[i, n, k]
   Exit: (216) [system] [i, n, k]=[i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (215) [system] _1652624=['L', i, n, k]
   Exit: (215) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (214) [system] _1638688=[d, 'L', i, n, k]
   Exit: (214) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (213) [system] _1624752=[n, d, 'L', i, n, k]
   Exit: (213) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (212) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1591098)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1735376, _1735378), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1591098), _1735352, fail)), '$restore_trace'(_1735376, _1735378))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1735376, _1735378))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1591098), _1735352, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_1591098)
   Fail: (213) [system] atomic(_1591098)
   Call: (213) [system] atom_chars(_1591098, ['A', n, d, 'L', i, n, k])
   Exit: (213) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (212) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1744752)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1746610)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _1754348)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1757052)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1772130)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'A')
   Call: (211) [system] 'A'=')'
   Fail: (211) [system] 'A'=')'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _1777700)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1779558)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _1793712)
   Exit: (212) [system] get_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'='('
   Fail: (212) [system] 'A'='('
   Call: (212) [system] 'A'='['
   Fail: (212) [system] 'A'='['
   Call: (212) [system] 'A'='{'
   Fail: (212) [system] 'A'='{'
   Call: (212) [system] 'A'='"'
   Fail: (212) [system] 'A'='"'
   Call: (212) [system] 'A'=!
   Fail: (212) [system] 'A'=!
   Call: (212) [system] 'A'='\''
   Fail: (212) [system] 'A'='\''
   Call: (212) [system] 'A'='`'
   Fail: (212) [system] 'A'='`'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1777700)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1811354)
   Call: (214) [system] peek_char((0x55798e5fad60), _1812288)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _1811354=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (213) [user] classify_and_convert_charseq('A', [], _1777700)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1821598, _1821600), once(user:catch(read_from_chars(['A'], _1777700), _1821574, fail)), '$restore_trace'(_1821598, _1821600))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1821598, _1821600))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1777700), _1821574, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_1777700)
   Fail: (214) [system] atomic(_1777700)
   Call: (214) [system] atom_chars(_1777700, ['A'])
   Exit: (214) [system] atom_chars('A', ['A'])
^  Exit: (213) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1830974)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1832832)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _1840570)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1843274)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1858352)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'=')'
   Fail: (212) [system] 'A'=')'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1863922)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1865780)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1879934)
   Exit: (213) [system] get_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'='('
   Fail: (213) [system] 'A'='('
   Call: (213) [system] 'A'='['
   Fail: (213) [system] 'A'='['
   Call: (213) [system] 'A'='{'
   Fail: (213) [system] 'A'='{'
   Call: (213) [system] 'A'='"'
   Fail: (213) [system] 'A'='"'
   Call: (213) [system] 'A'=!
   Fail: (213) [system] 'A'=!
   Call: (213) [system] 'A'='\''
   Fail: (213) [system] 'A'='\''
   Call: (213) [system] 'A'='`'
   Fail: (213) [system] 'A'='`'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1863922)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1897576)
   Call: (215) [system] peek_char((0x55798e5fad60), _1898510)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_1903230, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _1897576=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (214) [user] classify_and_convert_charseq('A', [], _1863922)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1909692, _1909694), once(user:catch(read_from_chars(['A'], _1863922), _1909668, fail)), '$restore_trace'(_1909692, _1909694))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1909692, _1909694))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1863922), _1909668, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1863922)
   Fail: (215) [system] atomic(_1863922)
   Call: (215) [system] atom_chars(_1863922, ['A'])
   Exit: (215) [system] atom_chars('A', ['A'])
^  Exit: (214) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1919068)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1920926)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1935080)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55798e5fad60), _1938870)
   Exit: (213) [system] get_char((0x55798e5fad60), ')')
   Call: (213) [system] _1919068=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [])
   Call: (212) [system] _1830974=['A']
   Exit: (212) [system] ['A']=['A']
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (211) [system] _1744752=['A', 'A']
   Exit: (211) [system] ['A', 'A']=['A', 'A']
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), ['A', 'A'])
   Call: (210) [system] _1549792=['AndLink', 'A', 'A']
   Exit: (210) [system] ['AndLink', 'A', 'A']=['AndLink', 'A', 'A']
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'A'])
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'A'])
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1952752)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1954610)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1968764)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55798e5fad60), _1972554)
   Exit: (209) [system] get_char((0x55798e5fad60), ')')
   Call: (209) [system] _1952752=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [])
   Call: (208) [system] _1516844=[['AndLink', 'A', 'A']]
   Exit: (208) [system] [['AndLink', 'A', 'A']]=[['AndLink', 'A', 'A']]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'A']])
   Call: (207) [system] _817008=[['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']]
   Exit: (207) [system] [['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']]=[['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']])
   Call: (206) [system] _724304=[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']]
   Exit: (206) [system] [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']]=[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']])
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']])
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _1986436)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1988294)
   Exit: (206) [system] peek_char((0x55798e5fad60), '\n')
   Call: (206) [system] '\n'=(;)
   Fail: (206) [system] '\n'=(;)
^  Call: (206) [user] is_like_space('\n')
   Call: (207) [system] char_type('\n', 'white')
   Fail: (207) [system] char_type('\n', 'white')
   Call: (207) [system] char_type('\n', end_of_line)
   Exit: (207) [system] char_type('\n', end_of_line)
^  Exit: (206) [user] is_like_space('\n')
   Call: (206) [system] get_char((0x55798e5fad60), _1997888)
   Exit: (206) [system] get_char((0x55798e5fad60), '\n')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _2000592)
   Exit: (207) [system] peek_char((0x55798e5fad60), '\t')
   Call: (207) [system] '\t'=(;)
   Fail: (207) [system] '\t'=(;)
^  Call: (207) [user] is_like_space('\t')
   Call: (208) [system] char_type('\t', 'white')
   Exit: (208) [system] char_type('\t', 'white')
^  Exit: (207) [user] is_like_space('\t')
   Call: (207) [system] get_char((0x55798e5fad60), _2008330)
   Exit: (207) [system] get_char((0x55798e5fad60), '\t')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _2011034)
   Exit: (208) [system] peek_char((0x55798e5fad60), '\t')
   Call: (208) [system] '\t'=(;)
   Fail: (208) [system] '\t'=(;)
^  Call: (208) [user] is_like_space('\t')
   Call: (209) [system] char_type('\t', 'white')
   Exit: (209) [system] char_type('\t', 'white')
^  Exit: (208) [user] is_like_space('\t')
   Call: (208) [system] get_char((0x55798e5fad60), _2018772)
   Exit: (208) [system] get_char((0x55798e5fad60), '\t')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _2021476)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _2029214)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _2031918)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _2049768)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _2055338)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _2057196)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _2071350)
   Exit: (206) [system] get_char((0x55798e5fad60), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _2055338)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _2076920)
   Exit: (208) [system] peek_char((0x55798e5fad60), :)
   Call: (208) [system] (:)=(;)
   Fail: (208) [system] (:)=(;)
^  Call: (208) [user] is_like_space(:)
   Call: (209) [system] char_type(:, 'white')
   Fail: (209) [system] char_type(:, 'white')
   Call: (209) [system] char_type(:, end_of_line)
   Fail: (209) [system] char_type(:, end_of_line)
   Call: (209) [system] char_type(:, space)
   Fail: (209) [system] char_type(:, space)
   Call: (209) [system] char_type(:, cntrl)
   Fail: (209) [system] char_type(:, cntrl)
^  Fail: (208) [user] is_like_space(:)
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _2091074)
   Exit: (207) [system] peek_char((0x55798e5fad60), :)
   Call: (207) [system] (:)=')'
   Fail: (207) [system] (:)=')'
   Call: (207) [system] (:)=end_of_file
   Fail: (207) [system] (:)=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _4794)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _6468)
   Exit: (209) [system] peek_char((0x55798e5fad60), :)
   Call: (209) [system] (:)=(;)
   Fail: (209) [system] (:)=(;)
^  Call: (209) [user] is_like_space(:)
   Call: (210) [system] char_type(:, 'white')
   Fail: (210) [system] char_type(:, 'white')
   Call: (210) [system] char_type(:, end_of_line)
   Fail: (210) [system] char_type(:, end_of_line)
   Call: (210) [system] char_type(:, space)
   Fail: (210) [system] char_type(:, space)
   Call: (210) [system] char_type(:, cntrl)
   Fail: (210) [system] char_type(:, cntrl)
^  Fail: (209) [user] is_like_space(:)
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _20622)
   Exit: (208) [system] get_char((0x55798e5fad60), :)
   Call: (208) [system] (:)='('
   Fail: (208) [system] (:)='('
   Call: (208) [system] (:)='['
   Fail: (208) [system] (:)='['
   Call: (208) [system] (:)='{'
   Fail: (208) [system] (:)='{'
   Call: (208) [system] (:)='"'
   Fail: (208) [system] (:)='"'
   Call: (208) [system] (:)=!
   Fail: (208) [system] (:)=!
   Call: (208) [system] (:)='\''
   Fail: (208) [system] (:)='\''
   Call: (208) [system] (:)='`'
   Fail: (208) [system] (:)='`'
   Call: (208) [system] (:)=end_of_file
   Fail: (208) [system] (:)=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55798e5fad60), :, _4794)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _38264)
   Call: (210) [system] peek_char((0x55798e5fad60), _39198)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _38264=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (209) [user] classify_and_convert_charseq(:, [], _4794)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_48508, _48510), once(user:catch(read_from_chars([:], _4794), _48484, fail)), '$restore_trace'(_48508, _48510))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_48508, _48510))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _48484, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(:)
   Exit: (210) [system] atomic(:)
^  Exit: (209) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (208) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _56008)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _57866)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _65604)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _68308)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _83386)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _88956)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _90814)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _104968)
   Exit: (209) [system] get_char((0x55798e5fad60), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _88956)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _110538)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'C')
   Call: (211) [system] 'C'=(;)
   Fail: (211) [system] 'C'=(;)
^  Call: (211) [user] is_like_space('C')
   Call: (212) [system] char_type('C', 'white')
   Fail: (212) [system] char_type('C', 'white')
   Call: (212) [system] char_type('C', end_of_line)
   Fail: (212) [system] char_type('C', end_of_line)
   Call: (212) [system] char_type('C', space)
   Fail: (212) [system] char_type('C', space)
   Call: (212) [system] char_type('C', cntrl)
   Fail: (212) [system] char_type('C', cntrl)
^  Fail: (211) [user] is_like_space('C')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _124692)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'C')
   Call: (210) [system] 'C'=')'
   Fail: (210) [system] 'C'=')'
   Call: (210) [system] 'C'=end_of_file
   Fail: (210) [system] 'C'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _130262)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _132120)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'C')
   Call: (212) [system] 'C'=(;)
   Fail: (212) [system] 'C'=(;)
^  Call: (212) [user] is_like_space('C')
   Call: (213) [system] char_type('C', 'white')
   Fail: (213) [system] char_type('C', 'white')
   Call: (213) [system] char_type('C', end_of_line)
   Fail: (213) [system] char_type('C', end_of_line)
   Call: (213) [system] char_type('C', space)
   Fail: (213) [system] char_type('C', space)
   Call: (213) [system] char_type('C', cntrl)
   Fail: (213) [system] char_type('C', cntrl)
^  Fail: (212) [user] is_like_space('C')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _146274)
   Exit: (211) [system] get_char((0x55798e5fad60), 'C')
   Call: (211) [system] 'C'='('
   Fail: (211) [system] 'C'='('
   Call: (211) [system] 'C'='['
   Fail: (211) [system] 'C'='['
   Call: (211) [system] 'C'='{'
   Fail: (211) [system] 'C'='{'
   Call: (211) [system] 'C'='"'
   Fail: (211) [system] 'C'='"'
   Call: (211) [system] 'C'=!
   Fail: (211) [system] 'C'=!
   Call: (211) [system] 'C'='\''
   Fail: (211) [system] 'C'='\''
   Call: (211) [system] 'C'='`'
   Fail: (211) [system] 'C'='`'
   Call: (211) [system] 'C'=end_of_file
   Fail: (211) [system] 'C'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), 'C', _130262)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _163916)
   Call: (213) [system] peek_char((0x55798e5fad60), _164850)
   Exit: (213) [system] peek_char((0x55798e5fad60), o)
^  Call: (213) [user] is_delimiter(o)
   Call: (214) [system] char_type(o, space)
   Fail: (214) [system] char_type(o, space)
   Call: (214) [system] arg(_169570, v('(', ')', end_of_file), o)
   Fail: (214) [system] arg(_170502, v('(', ')', end_of_file), o)
^  Fail: (213) [user] is_delimiter(o)
   Call: (213) [system] ')'==o
   Fail: (213) [system] ')'==o
   Call: (213) [system] get_char((0x55798e5fad60), o)
   Exit: (213) [system] get_char((0x55798e5fad60), o)
   Call: (213) [system] o=(\)
   Fail: (213) [system] o=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _177852)
   Call: (214) [system] peek_char((0x55798e5fad60), _178786)
   Exit: (214) [system] peek_char((0x55798e5fad60), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_183506, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_184438, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55798e5fad60), n)
   Exit: (214) [system] get_char((0x55798e5fad60), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _191788)
   Call: (215) [system] peek_char((0x55798e5fad60), _192722)
   Exit: (215) [system] peek_char((0x55798e5fad60), j)
^  Call: (215) [user] is_delimiter(j)
   Call: (216) [system] char_type(j, space)
   Fail: (216) [system] char_type(j, space)
   Call: (216) [system] arg(_197442, v('(', ')', end_of_file), j)
   Fail: (216) [system] arg(_198374, v('(', ')', end_of_file), j)
^  Fail: (215) [user] is_delimiter(j)
   Call: (215) [system] ')'==j
   Fail: (215) [system] ')'==j
   Call: (215) [system] get_char((0x55798e5fad60), j)
   Exit: (215) [system] get_char((0x55798e5fad60), j)
   Call: (215) [system] j=(\)
   Fail: (215) [system] j=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _205724)
   Call: (216) [system] peek_char((0x55798e5fad60), _206658)
   Exit: (216) [system] peek_char((0x55798e5fad60), u)
^  Call: (216) [user] is_delimiter(u)
   Call: (217) [system] char_type(u, space)
   Fail: (217) [system] char_type(u, space)
   Call: (217) [system] arg(_211378, v('(', ')', end_of_file), u)
   Fail: (217) [system] arg(_212310, v('(', ')', end_of_file), u)
^  Fail: (216) [user] is_delimiter(u)
   Call: (216) [system] ')'==u
   Fail: (216) [system] ')'==u
   Call: (216) [system] get_char((0x55798e5fad60), u)
   Exit: (216) [system] get_char((0x55798e5fad60), u)
   Call: (216) [system] u=(\)
   Fail: (216) [system] u=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _219660)
   Call: (217) [system] peek_char((0x55798e5fad60), _220594)
   Exit: (217) [system] peek_char((0x55798e5fad60), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_225314, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_226246, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55798e5fad60), n)
   Exit: (217) [system] get_char((0x55798e5fad60), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _233596)
   Call: (218) [system] peek_char((0x55798e5fad60), _234530)
   Exit: (218) [system] peek_char((0x55798e5fad60), c)
^  Call: (218) [user] is_delimiter(c)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] arg(_239250, v('(', ')', end_of_file), c)
   Fail: (219) [system] arg(_240182, v('(', ')', end_of_file), c)
^  Fail: (218) [user] is_delimiter(c)
   Call: (218) [system] ')'==c
   Fail: (218) [system] ')'==c
   Call: (218) [system] get_char((0x55798e5fad60), c)
   Exit: (218) [system] get_char((0x55798e5fad60), c)
   Call: (218) [system] c=(\)
   Fail: (218) [system] c=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _247532)
   Call: (219) [system] peek_char((0x55798e5fad60), _248466)
   Exit: (219) [system] peek_char((0x55798e5fad60), t)
^  Call: (219) [user] is_delimiter(t)
   Call: (220) [system] char_type(t, space)
   Fail: (220) [system] char_type(t, space)
   Call: (220) [system] arg(_253186, v('(', ')', end_of_file), t)
   Fail: (220) [system] arg(_254118, v('(', ')', end_of_file), t)
^  Fail: (219) [user] is_delimiter(t)
   Call: (219) [system] ')'==t
   Fail: (219) [system] ')'==t
   Call: (219) [system] get_char((0x55798e5fad60), t)
   Exit: (219) [system] get_char((0x55798e5fad60), t)
   Call: (219) [system] t=(\)
   Fail: (219) [system] t=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _261468)
   Call: (220) [system] peek_char((0x55798e5fad60), _262402)
   Exit: (220) [system] peek_char((0x55798e5fad60), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_267122, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_268054, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55798e5fad60), i)
   Exit: (220) [system] get_char((0x55798e5fad60), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _275404)
   Call: (221) [system] peek_char((0x55798e5fad60), _276338)
   Exit: (221) [system] peek_char((0x55798e5fad60), o)
^  Call: (221) [user] is_delimiter(o)
   Call: (222) [system] char_type(o, space)
   Fail: (222) [system] char_type(o, space)
   Call: (222) [system] arg(_281058, v('(', ')', end_of_file), o)
   Fail: (222) [system] arg(_281990, v('(', ')', end_of_file), o)
^  Fail: (221) [user] is_delimiter(o)
   Call: (221) [system] ')'==o
   Fail: (221) [system] ')'==o
   Call: (221) [system] get_char((0x55798e5fad60), o)
   Exit: (221) [system] get_char((0x55798e5fad60), o)
   Call: (221) [system] o=(\)
   Fail: (221) [system] o=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _289340)
   Call: (222) [system] peek_char((0x55798e5fad60), _290274)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_294994, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_295926, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _303276)
   Call: (223) [system] peek_char((0x55798e5fad60), _304210)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (223) [user] is_delimiter('I')
   Call: (224) [system] char_type('I', space)
   Fail: (224) [system] char_type('I', space)
   Call: (224) [system] arg(_308930, v('(', ')', end_of_file), 'I')
   Fail: (224) [system] arg(_309862, v('(', ')', end_of_file), 'I')
^  Fail: (223) [user] is_delimiter('I')
   Call: (223) [system] ')'=='I'
   Fail: (223) [system] ')'=='I'
   Call: (223) [system] get_char((0x55798e5fad60), 'I')
   Exit: (223) [system] get_char((0x55798e5fad60), 'I')
   Call: (223) [system] 'I'=(\)
   Fail: (223) [system] 'I'=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _317212)
   Call: (224) [system] peek_char((0x55798e5fad60), _318146)
   Exit: (224) [system] peek_char((0x55798e5fad60), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_322866, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_323798, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55798e5fad60), n)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _331148)
   Call: (225) [system] peek_char((0x55798e5fad60), _332082)
   Exit: (225) [system] peek_char((0x55798e5fad60), t)
^  Call: (225) [user] is_delimiter(t)
   Call: (226) [system] char_type(t, space)
   Fail: (226) [system] char_type(t, space)
   Call: (226) [system] arg(_336802, v('(', ')', end_of_file), t)
   Fail: (226) [system] arg(_337734, v('(', ')', end_of_file), t)
^  Fail: (225) [user] is_delimiter(t)
   Call: (225) [system] ')'==t
   Fail: (225) [system] ')'==t
   Call: (225) [system] get_char((0x55798e5fad60), t)
   Exit: (225) [system] get_char((0x55798e5fad60), t)
   Call: (225) [system] t=(\)
   Fail: (225) [system] t=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _345084)
   Call: (226) [system] peek_char((0x55798e5fad60), _346018)
   Exit: (226) [system] peek_char((0x55798e5fad60), r)
^  Call: (226) [user] is_delimiter(r)
   Call: (227) [system] char_type(r, space)
   Fail: (227) [system] char_type(r, space)
   Call: (227) [system] arg(_350738, v('(', ')', end_of_file), r)
   Fail: (227) [system] arg(_351670, v('(', ')', end_of_file), r)
^  Fail: (226) [user] is_delimiter(r)
   Call: (226) [system] ')'==r
   Fail: (226) [system] ')'==r
   Call: (226) [system] get_char((0x55798e5fad60), r)
   Exit: (226) [system] get_char((0x55798e5fad60), r)
   Call: (226) [system] r=(\)
   Fail: (226) [system] r=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _359020)
   Call: (227) [system] peek_char((0x55798e5fad60), _359954)
   Exit: (227) [system] peek_char((0x55798e5fad60), o)
^  Call: (227) [user] is_delimiter(o)
   Call: (228) [system] char_type(o, space)
   Fail: (228) [system] char_type(o, space)
   Call: (228) [system] arg(_364674, v('(', ')', end_of_file), o)
   Fail: (228) [system] arg(_365606, v('(', ')', end_of_file), o)
^  Fail: (227) [user] is_delimiter(o)
   Call: (227) [system] ')'==o
   Fail: (227) [system] ')'==o
   Call: (227) [system] get_char((0x55798e5fad60), o)
   Exit: (227) [system] get_char((0x55798e5fad60), o)
   Call: (227) [system] o=(\)
   Fail: (227) [system] o=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _372956)
   Call: (228) [system] peek_char((0x55798e5fad60), _373890)
   Exit: (228) [system] peek_char((0x55798e5fad60), d)
^  Call: (228) [user] is_delimiter(d)
   Call: (229) [system] char_type(d, space)
   Fail: (229) [system] char_type(d, space)
   Call: (229) [system] arg(_378610, v('(', ')', end_of_file), d)
   Fail: (229) [system] arg(_379542, v('(', ')', end_of_file), d)
^  Fail: (228) [user] is_delimiter(d)
   Call: (228) [system] ')'==d
   Fail: (228) [system] ')'==d
   Call: (228) [system] get_char((0x55798e5fad60), d)
   Exit: (228) [system] get_char((0x55798e5fad60), d)
   Call: (228) [system] d=(\)
   Fail: (228) [system] d=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _386892)
   Call: (229) [system] peek_char((0x55798e5fad60), _387826)
   Exit: (229) [system] peek_char((0x55798e5fad60), u)
^  Call: (229) [user] is_delimiter(u)
   Call: (230) [system] char_type(u, space)
   Fail: (230) [system] char_type(u, space)
   Call: (230) [system] arg(_392546, v('(', ')', end_of_file), u)
   Fail: (230) [system] arg(_393478, v('(', ')', end_of_file), u)
^  Fail: (229) [user] is_delimiter(u)
   Call: (229) [system] ')'==u
   Fail: (229) [system] ')'==u
   Call: (229) [system] get_char((0x55798e5fad60), u)
   Exit: (229) [system] get_char((0x55798e5fad60), u)
   Call: (229) [system] u=(\)
   Fail: (229) [system] u=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _400828)
   Call: (230) [system] peek_char((0x55798e5fad60), _401762)
   Exit: (230) [system] peek_char((0x55798e5fad60), c)
^  Call: (230) [user] is_delimiter(c)
   Call: (231) [system] char_type(c, space)
   Fail: (231) [system] char_type(c, space)
   Call: (231) [system] arg(_406482, v('(', ')', end_of_file), c)
   Fail: (231) [system] arg(_407414, v('(', ')', end_of_file), c)
^  Fail: (230) [user] is_delimiter(c)
   Call: (230) [system] ')'==c
   Fail: (230) [system] ')'==c
   Call: (230) [system] get_char((0x55798e5fad60), c)
   Exit: (230) [system] get_char((0x55798e5fad60), c)
   Call: (230) [system] c=(\)
   Fail: (230) [system] c=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _414764)
   Call: (231) [system] peek_char((0x55798e5fad60), _415698)
   Exit: (231) [system] peek_char((0x55798e5fad60), t)
^  Call: (231) [user] is_delimiter(t)
   Call: (232) [system] char_type(t, space)
   Fail: (232) [system] char_type(t, space)
   Call: (232) [system] arg(_420418, v('(', ')', end_of_file), t)
   Fail: (232) [system] arg(_421350, v('(', ')', end_of_file), t)
^  Fail: (231) [user] is_delimiter(t)
   Call: (231) [system] ')'==t
   Fail: (231) [system] ')'==t
   Call: (231) [system] get_char((0x55798e5fad60), t)
   Exit: (231) [system] get_char((0x55798e5fad60), t)
   Call: (231) [system] t=(\)
   Fail: (231) [system] t=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _428700)
   Call: (232) [system] peek_char((0x55798e5fad60), _429634)
   Exit: (232) [system] peek_char((0x55798e5fad60), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_434354, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_435286, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55798e5fad60), i)
   Exit: (232) [system] get_char((0x55798e5fad60), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _442636)
   Call: (233) [system] peek_char((0x55798e5fad60), _443570)
   Exit: (233) [system] peek_char((0x55798e5fad60), o)
^  Call: (233) [user] is_delimiter(o)
   Call: (234) [system] char_type(o, space)
   Fail: (234) [system] char_type(o, space)
   Call: (234) [system] arg(_448290, v('(', ')', end_of_file), o)
   Fail: (234) [system] arg(_449222, v('(', ')', end_of_file), o)
^  Fail: (233) [user] is_delimiter(o)
   Call: (233) [system] ')'==o
   Fail: (233) [system] ')'==o
   Call: (233) [system] get_char((0x55798e5fad60), o)
   Exit: (233) [system] get_char((0x55798e5fad60), o)
   Call: (233) [system] o=(\)
   Fail: (233) [system] o=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _456572)
   Call: (234) [system] peek_char((0x55798e5fad60), _457506)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_462226, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_463158, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _470508)
   Call: (235) [system] peek_char((0x55798e5fad60), _471442)
   Exit: (235) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _470508=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (234) [system] _456572=[n]
   Exit: (234) [system] [n]=[n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (233) [system] _442636=[o, n]
   Exit: (233) [system] [o, n]=[o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (232) [system] _428700=[i, o, n]
   Exit: (232) [system] [i, o, n]=[i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (231) [system] _414764=[t, i, o, n]
   Exit: (231) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (230) [system] _400828=[c, t, i, o, n]
   Exit: (230) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (229) [system] _386892=[u, c, t, i, o, n]
   Exit: (229) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (228) [system] _372956=[d, u, c, t, i, o, n]
   Exit: (228) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (227) [system] _359020=[o, d, u, c, t, i, o, n]
   Exit: (227) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (226) [system] _345084=[r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _331148=[t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _317212=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _303276=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _289340=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _275404=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _261468=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _247532=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _233596=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _219660=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _205724=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _191788=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _177852=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _163916=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (212) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _130262)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_542220, _542222), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _130262), _542196, fail)), '$restore_trace'(_542220, _542222))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_542220, _542222))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _130262), _542196, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_130262)
   Fail: (213) [system] atomic(_130262)
   Call: (213) [system] atom_chars(_130262, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (213) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (212) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionIntroduction')
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionIntroduction')
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _551596)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _553454)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _561192)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _563896)
   Exit: (213) [system] peek_char((0x55798e5fad60), a)
   Call: (213) [system] a=(;)
   Fail: (213) [system] a=(;)
^  Call: (213) [user] is_like_space(a)
   Call: (214) [system] char_type(a, 'white')
   Fail: (214) [system] char_type(a, 'white')
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] char_type(a, cntrl)
   Fail: (214) [system] char_type(a, cntrl)
^  Fail: (213) [user] is_like_space(a)
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _578974)
   Exit: (211) [system] peek_char((0x55798e5fad60), a)
   Call: (211) [system] a=')'
   Fail: (211) [system] a=')'
   Call: (211) [system] a=end_of_file
   Fail: (211) [system] a=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _584544)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _586402)
   Exit: (213) [system] peek_char((0x55798e5fad60), a)
   Call: (213) [system] a=(;)
   Fail: (213) [system] a=(;)
^  Call: (213) [user] is_like_space(a)
   Call: (214) [system] char_type(a, 'white')
   Fail: (214) [system] char_type(a, 'white')
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] char_type(a, cntrl)
   Fail: (214) [system] char_type(a, cntrl)
^  Fail: (213) [user] is_like_space(a)
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _600556)
   Exit: (212) [system] get_char((0x55798e5fad60), a)
   Call: (212) [system] a='('
   Fail: (212) [system] a='('
   Call: (212) [system] a='['
   Fail: (212) [system] a='['
   Call: (212) [system] a='{'
   Fail: (212) [system] a='{'
   Call: (212) [system] a='"'
   Fail: (212) [system] a='"'
   Call: (212) [system] a=!
   Fail: (212) [system] a=!
   Call: (212) [system] a='\''
   Fail: (212) [system] a='\''
   Call: (212) [system] a='`'
   Fail: (212) [system] a='`'
   Call: (212) [system] a=end_of_file
   Fail: (212) [system] a=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), a, _584544)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _618198)
   Call: (214) [system] peek_char((0x55798e5fad60), _619132)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _618198=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (213) [user] classify_and_convert_charseq(a, [], _584544)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_628442, _628444), once(user:catch(read_from_chars([a], _584544), _628418, fail)), '$restore_trace'(_628442, _628444))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_628442, _628444))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _628418, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(a)
   Exit: (214) [system] atomic(a)
^  Exit: (213) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _635942)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _637800)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _645538)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _648242)
   Exit: (214) [system] peek_char((0x55798e5fad60), a)
   Call: (214) [system] a=(;)
   Fail: (214) [system] a=(;)
^  Call: (214) [user] is_like_space(a)
   Call: (215) [system] char_type(a, 'white')
   Fail: (215) [system] char_type(a, 'white')
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] char_type(a, cntrl)
   Fail: (215) [system] char_type(a, cntrl)
^  Fail: (214) [user] is_like_space(a)
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _663320)
   Exit: (212) [system] peek_char((0x55798e5fad60), a)
   Call: (212) [system] a=')'
   Fail: (212) [system] a=')'
   Call: (212) [system] a=end_of_file
   Fail: (212) [system] a=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _668890)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _670748)
   Exit: (214) [system] peek_char((0x55798e5fad60), a)
   Call: (214) [system] a=(;)
   Fail: (214) [system] a=(;)
^  Call: (214) [user] is_like_space(a)
   Call: (215) [system] char_type(a, 'white')
   Fail: (215) [system] char_type(a, 'white')
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] char_type(a, cntrl)
   Fail: (215) [system] char_type(a, cntrl)
^  Fail: (214) [user] is_like_space(a)
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _684902)
   Exit: (213) [system] get_char((0x55798e5fad60), a)
   Call: (213) [system] a='('
   Fail: (213) [system] a='('
   Call: (213) [system] a='['
   Fail: (213) [system] a='['
   Call: (213) [system] a='{'
   Fail: (213) [system] a='{'
   Call: (213) [system] a='"'
   Fail: (213) [system] a='"'
   Call: (213) [system] a=!
   Fail: (213) [system] a=!
   Call: (213) [system] a='\''
   Fail: (213) [system] a='\''
   Call: (213) [system] a='`'
   Fail: (213) [system] a='`'
   Call: (213) [system] a=end_of_file
   Fail: (213) [system] a=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), a, _668890)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _702544)
   Call: (215) [system] peek_char((0x55798e5fad60), _703478)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_708198, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _702544=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (214) [user] classify_and_convert_charseq(a, [], _668890)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_714660, _714662), once(user:catch(read_from_chars([a], _668890), _714636, fail)), '$restore_trace'(_714660, _714662))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_714660, _714662))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _714636, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(a)
   Exit: (215) [system] atomic(a)
^  Exit: (214) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _722160)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _724018)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _738172)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55798e5fad60), _741962)
   Exit: (213) [system] get_char((0x55798e5fad60), ')')
   Call: (213) [system] _722160=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [])
   Call: (212) [system] _635942=[a]
   Exit: (212) [system] [a]=[a]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (211) [system] _551596=[a, a]
   Exit: (211) [system] [a, a]=[a, a]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [a, a])
   Call: (210) [system] _88956=['ConjunctionIntroduction', a, a]
   Exit: (210) [system] ['ConjunctionIntroduction', a, a]=['ConjunctionIntroduction', a, a]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), ['ConjunctionIntroduction', a, a])
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), ['ConjunctionIntroduction', a, a])
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _755844)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _757702)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _765440)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _768144)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _783222)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _788792)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _790650)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _804804)
   Exit: (210) [system] get_char((0x55798e5fad60), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _788792)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _810374)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _824528)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'A')
   Call: (211) [system] 'A'=')'
   Fail: (211) [system] 'A'=')'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _830098)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _831956)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _846110)
   Exit: (212) [system] get_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'='('
   Fail: (212) [system] 'A'='('
   Call: (212) [system] 'A'='['
   Fail: (212) [system] 'A'='['
   Call: (212) [system] 'A'='{'
   Fail: (212) [system] 'A'='{'
   Call: (212) [system] 'A'='"'
   Fail: (212) [system] 'A'='"'
   Call: (212) [system] 'A'=!
   Fail: (212) [system] 'A'=!
   Call: (212) [system] 'A'='\''
   Fail: (212) [system] 'A'='\''
   Call: (212) [system] 'A'='`'
   Fail: (212) [system] 'A'='`'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), 'A', _830098)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _863752)
   Call: (214) [system] peek_char((0x55798e5fad60), _864686)
   Exit: (214) [system] peek_char((0x55798e5fad60), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_869406, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_870338, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55798e5fad60), n)
   Exit: (214) [system] get_char((0x55798e5fad60), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _877688)
   Call: (215) [system] peek_char((0x55798e5fad60), _878622)
   Exit: (215) [system] peek_char((0x55798e5fad60), d)
^  Call: (215) [user] is_delimiter(d)
   Call: (216) [system] char_type(d, space)
   Fail: (216) [system] char_type(d, space)
   Call: (216) [system] arg(_883342, v('(', ')', end_of_file), d)
   Fail: (216) [system] arg(_884274, v('(', ')', end_of_file), d)
^  Fail: (215) [user] is_delimiter(d)
   Call: (215) [system] ')'==d
   Fail: (215) [system] ')'==d
   Call: (215) [system] get_char((0x55798e5fad60), d)
   Exit: (215) [system] get_char((0x55798e5fad60), d)
   Call: (215) [system] d=(\)
   Fail: (215) [system] d=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _891624)
   Call: (216) [system] peek_char((0x55798e5fad60), _892558)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (216) [user] is_delimiter('L')
   Call: (217) [system] char_type('L', space)
   Fail: (217) [system] char_type('L', space)
   Call: (217) [system] arg(_897278, v('(', ')', end_of_file), 'L')
   Fail: (217) [system] arg(_898210, v('(', ')', end_of_file), 'L')
^  Fail: (216) [user] is_delimiter('L')
   Call: (216) [system] ')'=='L'
   Fail: (216) [system] ')'=='L'
   Call: (216) [system] get_char((0x55798e5fad60), 'L')
   Exit: (216) [system] get_char((0x55798e5fad60), 'L')
   Call: (216) [system] 'L'=(\)
   Fail: (216) [system] 'L'=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _905560)
   Call: (217) [system] peek_char((0x55798e5fad60), _906494)
   Exit: (217) [system] peek_char((0x55798e5fad60), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_911214, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_912146, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55798e5fad60), i)
   Exit: (217) [system] get_char((0x55798e5fad60), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _919496)
   Call: (218) [system] peek_char((0x55798e5fad60), _920430)
   Exit: (218) [system] peek_char((0x55798e5fad60), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_925150, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_926082, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55798e5fad60), n)
   Exit: (218) [system] get_char((0x55798e5fad60), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _933432)
   Call: (219) [system] peek_char((0x55798e5fad60), _934366)
   Exit: (219) [system] peek_char((0x55798e5fad60), k)
^  Call: (219) [user] is_delimiter(k)
   Call: (220) [system] char_type(k, space)
   Fail: (220) [system] char_type(k, space)
   Call: (220) [system] arg(_939086, v('(', ')', end_of_file), k)
   Fail: (220) [system] arg(_940018, v('(', ')', end_of_file), k)
^  Fail: (219) [user] is_delimiter(k)
   Call: (219) [system] ')'==k
   Fail: (219) [system] ')'==k
   Call: (219) [system] get_char((0x55798e5fad60), k)
   Exit: (219) [system] get_char((0x55798e5fad60), k)
   Call: (219) [system] k=(\)
   Fail: (219) [system] k=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _947368)
   Call: (220) [system] peek_char((0x55798e5fad60), _948302)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _947368=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (219) [system] _933432=[k]
   Exit: (219) [system] [k]=[k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (218) [system] _919496=[n, k]
   Exit: (218) [system] [n, k]=[n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (217) [system] _905560=[i, n, k]
   Exit: (217) [system] [i, n, k]=[i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (216) [system] _891624=['L', i, n, k]
   Exit: (216) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (215) [system] _877688=[d, 'L', i, n, k]
   Exit: (215) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (214) [system] _863752=[n, d, 'L', i, n, k]
   Exit: (214) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (213) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _830098)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_974376, _974378), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _830098), _974352, fail)), '$restore_trace'(_974376, _974378))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_974376, _974378))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _830098), _974352, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_830098)
   Fail: (214) [system] atomic(_830098)
   Call: (214) [system] atom_chars(_830098, ['A', n, d, 'L', i, n, k])
   Exit: (214) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (213) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _983752)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _985610)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _993348)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _996052)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1011130)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'=')'
   Fail: (212) [system] 'A'=')'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1016700)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1018558)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1032712)
   Exit: (213) [system] get_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'='('
   Fail: (213) [system] 'A'='('
   Call: (213) [system] 'A'='['
   Fail: (213) [system] 'A'='['
   Call: (213) [system] 'A'='{'
   Fail: (213) [system] 'A'='{'
   Call: (213) [system] 'A'='"'
   Fail: (213) [system] 'A'='"'
   Call: (213) [system] 'A'=!
   Fail: (213) [system] 'A'=!
   Call: (213) [system] 'A'='\''
   Fail: (213) [system] 'A'='\''
   Call: (213) [system] 'A'='`'
   Fail: (213) [system] 'A'='`'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1016700)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1050354)
   Call: (215) [system] peek_char((0x55798e5fad60), _1051288)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _1050354=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (214) [user] classify_and_convert_charseq('A', [], _1016700)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1060598, _1060600), once(user:catch(read_from_chars(['A'], _1016700), _1060574, fail)), '$restore_trace'(_1060598, _1060600))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1060598, _1060600))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1016700), _1060574, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1016700)
   Fail: (215) [system] atomic(_1016700)
   Call: (215) [system] atom_chars(_1016700, ['A'])
   Exit: (215) [system] atom_chars('A', ['A'])
^  Exit: (214) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1069974)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1071832)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _1079570)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1082274)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'B')
   Call: (215) [system] 'B'=(;)
   Fail: (215) [system] 'B'=(;)
^  Call: (215) [user] is_like_space('B')
   Call: (216) [system] char_type('B', 'white')
   Fail: (216) [system] char_type('B', 'white')
   Call: (216) [system] char_type('B', end_of_line)
   Fail: (216) [system] char_type('B', end_of_line)
   Call: (216) [system] char_type('B', space)
   Fail: (216) [system] char_type('B', space)
   Call: (216) [system] char_type('B', cntrl)
   Fail: (216) [system] char_type('B', cntrl)
^  Fail: (215) [user] is_like_space('B')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1097352)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'B')
   Call: (213) [system] 'B'=')'
   Fail: (213) [system] 'B'=')'
   Call: (213) [system] 'B'=end_of_file
   Fail: (213) [system] 'B'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1102922)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1104780)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'B')
   Call: (215) [system] 'B'=(;)
   Fail: (215) [system] 'B'=(;)
^  Call: (215) [user] is_like_space('B')
   Call: (216) [system] char_type('B', 'white')
   Fail: (216) [system] char_type('B', 'white')
   Call: (216) [system] char_type('B', end_of_line)
   Fail: (216) [system] char_type('B', end_of_line)
   Call: (216) [system] char_type('B', space)
   Fail: (216) [system] char_type('B', space)
   Call: (216) [system] char_type('B', cntrl)
   Fail: (216) [system] char_type('B', cntrl)
^  Fail: (215) [user] is_like_space('B')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1118934)
   Exit: (214) [system] get_char((0x55798e5fad60), 'B')
   Call: (214) [system] 'B'='('
   Fail: (214) [system] 'B'='('
   Call: (214) [system] 'B'='['
   Fail: (214) [system] 'B'='['
   Call: (214) [system] 'B'='{'
   Fail: (214) [system] 'B'='{'
   Call: (214) [system] 'B'='"'
   Fail: (214) [system] 'B'='"'
   Call: (214) [system] 'B'=!
   Fail: (214) [system] 'B'=!
   Call: (214) [system] 'B'='\''
   Fail: (214) [system] 'B'='\''
   Call: (214) [system] 'B'='`'
   Fail: (214) [system] 'B'='`'
   Call: (214) [system] 'B'=end_of_file
   Fail: (214) [system] 'B'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1102922)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1136576)
   Call: (216) [system] peek_char((0x55798e5fad60), _1137510)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_1142230, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _1136576=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (215) [user] classify_and_convert_charseq('B', [], _1102922)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1148692, _1148694), once(user:catch(read_from_chars(['B'], _1102922), _1148668, fail)), '$restore_trace'(_1148692, _1148694))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1148692, _1148694))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1102922), _1148668, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1102922)
   Fail: (216) [system] atomic(_1102922)
   Call: (216) [system] atom_chars(_1102922, ['B'])
   Exit: (216) [system] atom_chars('B', ['B'])
^  Exit: (215) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1158068)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1159926)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1174080)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55798e5fad60), _1177870)
   Exit: (214) [system] get_char((0x55798e5fad60), ')')
   Call: (214) [system] _1158068=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [])
   Call: (213) [system] _1069974=['B']
   Exit: (213) [system] ['B']=['B']
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (212) [system] _983752=['A', 'B']
   Exit: (212) [system] ['A', 'B']=['A', 'B']
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (211) [system] _788792=['AndLink', 'A', 'B']
   Exit: (211) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1191752)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1193610)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1207764)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55798e5fad60), _1211554)
   Exit: (210) [system] get_char((0x55798e5fad60), ')')
   Call: (210) [system] _1191752=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [])
   Call: (209) [system] _755844=[['AndLink', 'A', 'B']]
   Exit: (209) [system] [['AndLink', 'A', 'B']]=[['AndLink', 'A', 'B']]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B']])
   Call: (208) [system] _56008=[['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']]
   Exit: (208) [system] [['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']]=[['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']])
   Call: (207) [system] _4786=[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']]
   Exit: (207) [system] [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']]=[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']])
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']])
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _1225436)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1227294)
   Exit: (207) [system] peek_char((0x55798e5fad60), '\n')
   Call: (207) [system] '\n'=(;)
   Fail: (207) [system] '\n'=(;)
^  Call: (207) [user] is_like_space('\n')
   Call: (208) [system] char_type('\n', 'white')
   Fail: (208) [system] char_type('\n', 'white')
   Call: (208) [system] char_type('\n', end_of_line)
   Exit: (208) [system] char_type('\n', end_of_line)
^  Exit: (207) [user] is_like_space('\n')
   Call: (207) [system] get_char((0x55798e5fad60), _1236888)
   Exit: (207) [system] get_char((0x55798e5fad60), '\n')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1239592)
   Exit: (208) [system] peek_char((0x55798e5fad60), '\t')
   Call: (208) [system] '\t'=(;)
   Fail: (208) [system] '\t'=(;)
^  Call: (208) [user] is_like_space('\t')
   Call: (209) [system] char_type('\t', 'white')
   Exit: (209) [system] char_type('\t', 'white')
^  Exit: (208) [user] is_like_space('\t')
   Call: (208) [system] get_char((0x55798e5fad60), _1247330)
   Exit: (208) [system] get_char((0x55798e5fad60), '\t')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1250034)
   Exit: (209) [system] peek_char((0x55798e5fad60), '\t')
   Call: (209) [system] '\t'=(;)
   Fail: (209) [system] '\t'=(;)
^  Call: (209) [user] is_like_space('\t')
   Call: (210) [system] char_type('\t', 'white')
   Exit: (210) [system] char_type('\t', 'white')
^  Exit: (209) [user] is_like_space('\t')
   Call: (209) [system] get_char((0x55798e5fad60), _1257772)
   Exit: (209) [system] get_char((0x55798e5fad60), '\t')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1260476)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _1268214)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1270918)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1288768)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _1294338)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1296196)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _1310350)
   Exit: (207) [system] get_char((0x55798e5fad60), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1294338)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1315920)
   Exit: (209) [system] peek_char((0x55798e5fad60), :)
   Call: (209) [system] (:)=(;)
   Fail: (209) [system] (:)=(;)
^  Call: (209) [user] is_like_space(:)
   Call: (210) [system] char_type(:, 'white')
   Fail: (210) [system] char_type(:, 'white')
   Call: (210) [system] char_type(:, end_of_line)
   Fail: (210) [system] char_type(:, end_of_line)
   Call: (210) [system] char_type(:, space)
   Fail: (210) [system] char_type(:, space)
   Call: (210) [system] char_type(:, cntrl)
   Fail: (210) [system] char_type(:, cntrl)
^  Fail: (209) [user] is_like_space(:)
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1330074)
   Exit: (208) [system] peek_char((0x55798e5fad60), :)
   Call: (208) [system] (:)=')'
   Fail: (208) [system] (:)=')'
   Call: (208) [system] (:)=end_of_file
   Fail: (208) [system] (:)=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _1335644)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1337502)
   Exit: (210) [system] peek_char((0x55798e5fad60), :)
   Call: (210) [system] (:)=(;)
   Fail: (210) [system] (:)=(;)
^  Call: (210) [user] is_like_space(:)
   Call: (211) [system] char_type(:, 'white')
   Fail: (211) [system] char_type(:, 'white')
   Call: (211) [system] char_type(:, end_of_line)
   Fail: (211) [system] char_type(:, end_of_line)
   Call: (211) [system] char_type(:, space)
   Fail: (211) [system] char_type(:, space)
   Call: (211) [system] char_type(:, cntrl)
   Fail: (211) [system] char_type(:, cntrl)
^  Fail: (210) [user] is_like_space(:)
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _1351656)
   Exit: (209) [system] get_char((0x55798e5fad60), :)
   Call: (209) [system] (:)='('
   Fail: (209) [system] (:)='('
   Call: (209) [system] (:)='['
   Fail: (209) [system] (:)='['
   Call: (209) [system] (:)='{'
   Fail: (209) [system] (:)='{'
   Call: (209) [system] (:)='"'
   Fail: (209) [system] (:)='"'
   Call: (209) [system] (:)=!
   Fail: (209) [system] (:)=!
   Call: (209) [system] (:)='\''
   Fail: (209) [system] (:)='\''
   Call: (209) [system] (:)='`'
   Fail: (209) [system] (:)='`'
   Call: (209) [system] (:)=end_of_file
   Fail: (209) [system] (:)=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), :, _1335644)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1369298)
   Call: (211) [system] peek_char((0x55798e5fad60), _1370232)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1369298=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (210) [user] classify_and_convert_charseq(:, [], _1335644)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1379542, _1379544), once(user:catch(read_from_chars([:], _1335644), _1379518, fail)), '$restore_trace'(_1379542, _1379544))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1379542, _1379544))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1379518, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(:)
   Exit: (211) [system] atomic(:)
^  Exit: (210) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1387042)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1388900)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _1396638)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1399342)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1414420)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1419990)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1421848)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1436002)
   Exit: (210) [system] get_char((0x55798e5fad60), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1419990)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1441572)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'C')
   Call: (212) [system] 'C'=(;)
   Fail: (212) [system] 'C'=(;)
^  Call: (212) [user] is_like_space('C')
   Call: (213) [system] char_type('C', 'white')
   Fail: (213) [system] char_type('C', 'white')
   Call: (213) [system] char_type('C', end_of_line)
   Fail: (213) [system] char_type('C', end_of_line)
   Call: (213) [system] char_type('C', space)
   Fail: (213) [system] char_type('C', space)
   Call: (213) [system] char_type('C', cntrl)
   Fail: (213) [system] char_type('C', cntrl)
^  Fail: (212) [user] is_like_space('C')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1455726)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'C')
   Call: (211) [system] 'C'=')'
   Fail: (211) [system] 'C'=')'
   Call: (211) [system] 'C'=end_of_file
   Fail: (211) [system] 'C'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _1461296)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1463154)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'C')
   Call: (213) [system] 'C'=(;)
   Fail: (213) [system] 'C'=(;)
^  Call: (213) [user] is_like_space('C')
   Call: (214) [system] char_type('C', 'white')
   Fail: (214) [system] char_type('C', 'white')
   Call: (214) [system] char_type('C', end_of_line)
   Fail: (214) [system] char_type('C', end_of_line)
   Call: (214) [system] char_type('C', space)
   Fail: (214) [system] char_type('C', space)
   Call: (214) [system] char_type('C', cntrl)
   Fail: (214) [system] char_type('C', cntrl)
^  Fail: (213) [user] is_like_space('C')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _1477308)
   Exit: (212) [system] get_char((0x55798e5fad60), 'C')
   Call: (212) [system] 'C'='('
   Fail: (212) [system] 'C'='('
   Call: (212) [system] 'C'='['
   Fail: (212) [system] 'C'='['
   Call: (212) [system] 'C'='{'
   Fail: (212) [system] 'C'='{'
   Call: (212) [system] 'C'='"'
   Fail: (212) [system] 'C'='"'
   Call: (212) [system] 'C'=!
   Fail: (212) [system] 'C'=!
   Call: (212) [system] 'C'='\''
   Fail: (212) [system] 'C'='\''
   Call: (212) [system] 'C'='`'
   Fail: (212) [system] 'C'='`'
   Call: (212) [system] 'C'=end_of_file
   Fail: (212) [system] 'C'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1461296)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1494950)
   Call: (214) [system] peek_char((0x55798e5fad60), _1495884)
   Exit: (214) [system] peek_char((0x55798e5fad60), o)
^  Call: (214) [user] is_delimiter(o)
   Call: (215) [system] char_type(o, space)
   Fail: (215) [system] char_type(o, space)
   Call: (215) [system] arg(_1500604, v('(', ')', end_of_file), o)
   Fail: (215) [system] arg(_1501536, v('(', ')', end_of_file), o)
^  Fail: (214) [user] is_delimiter(o)
   Call: (214) [system] ')'==o
   Fail: (214) [system] ')'==o
   Call: (214) [system] get_char((0x55798e5fad60), o)
   Exit: (214) [system] get_char((0x55798e5fad60), o)
   Call: (214) [system] o=(\)
   Fail: (214) [system] o=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1508886)
   Call: (215) [system] peek_char((0x55798e5fad60), _1509820)
   Exit: (215) [system] peek_char((0x55798e5fad60), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1514540, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1515472, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55798e5fad60), n)
   Exit: (215) [system] get_char((0x55798e5fad60), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1522822)
   Call: (216) [system] peek_char((0x55798e5fad60), _1523756)
   Exit: (216) [system] peek_char((0x55798e5fad60), j)
^  Call: (216) [user] is_delimiter(j)
   Call: (217) [system] char_type(j, space)
   Fail: (217) [system] char_type(j, space)
   Call: (217) [system] arg(_1528476, v('(', ')', end_of_file), j)
   Fail: (217) [system] arg(_1529408, v('(', ')', end_of_file), j)
^  Fail: (216) [user] is_delimiter(j)
   Call: (216) [system] ')'==j
   Fail: (216) [system] ')'==j
   Call: (216) [system] get_char((0x55798e5fad60), j)
   Exit: (216) [system] get_char((0x55798e5fad60), j)
   Call: (216) [system] j=(\)
   Fail: (216) [system] j=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1536758)
   Call: (217) [system] peek_char((0x55798e5fad60), _1537692)
   Exit: (217) [system] peek_char((0x55798e5fad60), u)
^  Call: (217) [user] is_delimiter(u)
   Call: (218) [system] char_type(u, space)
   Fail: (218) [system] char_type(u, space)
   Call: (218) [system] arg(_1542412, v('(', ')', end_of_file), u)
   Fail: (218) [system] arg(_1543344, v('(', ')', end_of_file), u)
^  Fail: (217) [user] is_delimiter(u)
   Call: (217) [system] ')'==u
   Fail: (217) [system] ')'==u
   Call: (217) [system] get_char((0x55798e5fad60), u)
   Exit: (217) [system] get_char((0x55798e5fad60), u)
   Call: (217) [system] u=(\)
   Fail: (217) [system] u=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1550694)
   Call: (218) [system] peek_char((0x55798e5fad60), _1551628)
   Exit: (218) [system] peek_char((0x55798e5fad60), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_1556348, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_1557280, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55798e5fad60), n)
   Exit: (218) [system] get_char((0x55798e5fad60), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1564630)
   Call: (219) [system] peek_char((0x55798e5fad60), _1565564)
   Exit: (219) [system] peek_char((0x55798e5fad60), c)
^  Call: (219) [user] is_delimiter(c)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] arg(_1570284, v('(', ')', end_of_file), c)
   Fail: (220) [system] arg(_1571216, v('(', ')', end_of_file), c)
^  Fail: (219) [user] is_delimiter(c)
   Call: (219) [system] ')'==c
   Fail: (219) [system] ')'==c
   Call: (219) [system] get_char((0x55798e5fad60), c)
   Exit: (219) [system] get_char((0x55798e5fad60), c)
   Call: (219) [system] c=(\)
   Fail: (219) [system] c=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1578566)
   Call: (220) [system] peek_char((0x55798e5fad60), _1579500)
   Exit: (220) [system] peek_char((0x55798e5fad60), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_1584220, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_1585152, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55798e5fad60), t)
   Exit: (220) [system] get_char((0x55798e5fad60), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1592502)
   Call: (221) [system] peek_char((0x55798e5fad60), _1593436)
   Exit: (221) [system] peek_char((0x55798e5fad60), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_1598156, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_1599088, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55798e5fad60), i)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1606438)
   Call: (222) [system] peek_char((0x55798e5fad60), _1607372)
   Exit: (222) [system] peek_char((0x55798e5fad60), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_1612092, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_1613024, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55798e5fad60), o)
   Exit: (222) [system] get_char((0x55798e5fad60), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1620374)
   Call: (223) [system] peek_char((0x55798e5fad60), _1621308)
   Exit: (223) [system] peek_char((0x55798e5fad60), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_1626028, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_1626960, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55798e5fad60), n)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1634310)
   Call: (224) [system] peek_char((0x55798e5fad60), _1635244)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (224) [user] is_delimiter('I')
   Call: (225) [system] char_type('I', space)
   Fail: (225) [system] char_type('I', space)
   Call: (225) [system] arg(_1639964, v('(', ')', end_of_file), 'I')
   Fail: (225) [system] arg(_1640896, v('(', ')', end_of_file), 'I')
^  Fail: (224) [user] is_delimiter('I')
   Call: (224) [system] ')'=='I'
   Fail: (224) [system] ')'=='I'
   Call: (224) [system] get_char((0x55798e5fad60), 'I')
   Exit: (224) [system] get_char((0x55798e5fad60), 'I')
   Call: (224) [system] 'I'=(\)
   Fail: (224) [system] 'I'=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1648246)
   Call: (225) [system] peek_char((0x55798e5fad60), _1649180)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_1653900, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_1654832, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1662182)
   Call: (226) [system] peek_char((0x55798e5fad60), _1663116)
   Exit: (226) [system] peek_char((0x55798e5fad60), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_1667836, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_1668768, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55798e5fad60), t)
   Exit: (226) [system] get_char((0x55798e5fad60), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1676118)
   Call: (227) [system] peek_char((0x55798e5fad60), _1677052)
   Exit: (227) [system] peek_char((0x55798e5fad60), r)
^  Call: (227) [user] is_delimiter(r)
   Call: (228) [system] char_type(r, space)
   Fail: (228) [system] char_type(r, space)
   Call: (228) [system] arg(_1681772, v('(', ')', end_of_file), r)
   Fail: (228) [system] arg(_1682704, v('(', ')', end_of_file), r)
^  Fail: (227) [user] is_delimiter(r)
   Call: (227) [system] ')'==r
   Fail: (227) [system] ')'==r
   Call: (227) [system] get_char((0x55798e5fad60), r)
   Exit: (227) [system] get_char((0x55798e5fad60), r)
   Call: (227) [system] r=(\)
   Fail: (227) [system] r=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1690054)
   Call: (228) [system] peek_char((0x55798e5fad60), _1690988)
   Exit: (228) [system] peek_char((0x55798e5fad60), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_1695708, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_1696640, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55798e5fad60), o)
   Exit: (228) [system] get_char((0x55798e5fad60), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1703990)
   Call: (229) [system] peek_char((0x55798e5fad60), _1704924)
   Exit: (229) [system] peek_char((0x55798e5fad60), d)
^  Call: (229) [user] is_delimiter(d)
   Call: (230) [system] char_type(d, space)
   Fail: (230) [system] char_type(d, space)
   Call: (230) [system] arg(_1709644, v('(', ')', end_of_file), d)
   Fail: (230) [system] arg(_1710576, v('(', ')', end_of_file), d)
^  Fail: (229) [user] is_delimiter(d)
   Call: (229) [system] ')'==d
   Fail: (229) [system] ')'==d
   Call: (229) [system] get_char((0x55798e5fad60), d)
   Exit: (229) [system] get_char((0x55798e5fad60), d)
   Call: (229) [system] d=(\)
   Fail: (229) [system] d=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1717926)
   Call: (230) [system] peek_char((0x55798e5fad60), _1718860)
   Exit: (230) [system] peek_char((0x55798e5fad60), u)
^  Call: (230) [user] is_delimiter(u)
   Call: (231) [system] char_type(u, space)
   Fail: (231) [system] char_type(u, space)
   Call: (231) [system] arg(_1723580, v('(', ')', end_of_file), u)
   Fail: (231) [system] arg(_1724512, v('(', ')', end_of_file), u)
^  Fail: (230) [user] is_delimiter(u)
   Call: (230) [system] ')'==u
   Fail: (230) [system] ')'==u
   Call: (230) [system] get_char((0x55798e5fad60), u)
   Exit: (230) [system] get_char((0x55798e5fad60), u)
   Call: (230) [system] u=(\)
   Fail: (230) [system] u=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1731862)
   Call: (231) [system] peek_char((0x55798e5fad60), _1732796)
   Exit: (231) [system] peek_char((0x55798e5fad60), c)
^  Call: (231) [user] is_delimiter(c)
   Call: (232) [system] char_type(c, space)
   Fail: (232) [system] char_type(c, space)
   Call: (232) [system] arg(_1737516, v('(', ')', end_of_file), c)
   Fail: (232) [system] arg(_1738448, v('(', ')', end_of_file), c)
^  Fail: (231) [user] is_delimiter(c)
   Call: (231) [system] ')'==c
   Fail: (231) [system] ')'==c
   Call: (231) [system] get_char((0x55798e5fad60), c)
   Exit: (231) [system] get_char((0x55798e5fad60), c)
   Call: (231) [system] c=(\)
   Fail: (231) [system] c=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1745798)
   Call: (232) [system] peek_char((0x55798e5fad60), _1746732)
   Exit: (232) [system] peek_char((0x55798e5fad60), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_1751452, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_1752384, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55798e5fad60), t)
   Exit: (232) [system] get_char((0x55798e5fad60), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1759734)
   Call: (233) [system] peek_char((0x55798e5fad60), _1760668)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_1765388, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_1766320, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1773670)
   Call: (234) [system] peek_char((0x55798e5fad60), _1774604)
   Exit: (234) [system] peek_char((0x55798e5fad60), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_1779324, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_1780256, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55798e5fad60), o)
   Exit: (234) [system] get_char((0x55798e5fad60), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1787606)
   Call: (235) [system] peek_char((0x55798e5fad60), _1788540)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_1793260, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_1794192, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1801542)
   Call: (236) [system] peek_char((0x55798e5fad60), _1802476)
   Exit: (236) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _1801542=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (235) [system] _1787606=[n]
   Exit: (235) [system] [n]=[n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (234) [system] _1773670=[o, n]
   Exit: (234) [system] [o, n]=[o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (233) [system] _1759734=[i, o, n]
   Exit: (233) [system] [i, o, n]=[i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (232) [system] _1745798=[t, i, o, n]
   Exit: (232) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (231) [system] _1731862=[c, t, i, o, n]
   Exit: (231) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (230) [system] _1717926=[u, c, t, i, o, n]
   Exit: (230) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (229) [system] _1703990=[d, u, c, t, i, o, n]
   Exit: (229) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (228) [system] _1690054=[o, d, u, c, t, i, o, n]
   Exit: (228) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (227) [system] _1676118=[r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1662182=[t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1648246=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1634310=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1620374=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1606438=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1592502=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1578566=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1564630=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1550694=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1536758=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1522822=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1508886=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1494950=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (213) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1461296)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1873254, _1873256), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1461296), _1873230, fail)), '$restore_trace'(_1873254, _1873256))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1873254, _1873256))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1461296), _1873230, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_1461296)
   Fail: (214) [system] atomic(_1461296)
   Call: (214) [system] atom_chars(_1461296, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (214) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (213) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionIntroduction')
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionIntroduction')
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1882630)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1884488)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _1892226)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1894930)
   Exit: (214) [system] peek_char((0x55798e5fad60), a)
   Call: (214) [system] a=(;)
   Fail: (214) [system] a=(;)
^  Call: (214) [user] is_like_space(a)
   Call: (215) [system] char_type(a, 'white')
   Fail: (215) [system] char_type(a, 'white')
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] char_type(a, cntrl)
   Fail: (215) [system] char_type(a, cntrl)
^  Fail: (214) [user] is_like_space(a)
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1910008)
   Exit: (212) [system] peek_char((0x55798e5fad60), a)
   Call: (212) [system] a=')'
   Fail: (212) [system] a=')'
   Call: (212) [system] a=end_of_file
   Fail: (212) [system] a=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1915578)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1917436)
   Exit: (214) [system] peek_char((0x55798e5fad60), a)
   Call: (214) [system] a=(;)
   Fail: (214) [system] a=(;)
^  Call: (214) [user] is_like_space(a)
   Call: (215) [system] char_type(a, 'white')
   Fail: (215) [system] char_type(a, 'white')
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] char_type(a, cntrl)
   Fail: (215) [system] char_type(a, cntrl)
^  Fail: (214) [user] is_like_space(a)
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1931590)
   Exit: (213) [system] get_char((0x55798e5fad60), a)
   Call: (213) [system] a='('
   Fail: (213) [system] a='('
   Call: (213) [system] a='['
   Fail: (213) [system] a='['
   Call: (213) [system] a='{'
   Fail: (213) [system] a='{'
   Call: (213) [system] a='"'
   Fail: (213) [system] a='"'
   Call: (213) [system] a=!
   Fail: (213) [system] a=!
   Call: (213) [system] a='\''
   Fail: (213) [system] a='\''
   Call: (213) [system] a='`'
   Fail: (213) [system] a='`'
   Call: (213) [system] a=end_of_file
   Fail: (213) [system] a=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), a, _1915578)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1949232)
   Call: (215) [system] peek_char((0x55798e5fad60), _1950166)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _1949232=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (214) [user] classify_and_convert_charseq(a, [], _1915578)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1959476, _1959478), once(user:catch(read_from_chars([a], _1915578), _1959452, fail)), '$restore_trace'(_1959476, _1959478))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1959476, _1959478))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1959452, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(a)
   Exit: (215) [system] atomic(a)
^  Exit: (214) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1966976)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1968834)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _1976572)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1979276)
   Exit: (215) [system] peek_char((0x55798e5fad60), a)
   Call: (215) [system] a=(;)
   Fail: (215) [system] a=(;)
^  Call: (215) [user] is_like_space(a)
   Call: (216) [system] char_type(a, 'white')
   Fail: (216) [system] char_type(a, 'white')
   Call: (216) [system] char_type(a, end_of_line)
   Fail: (216) [system] char_type(a, end_of_line)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] char_type(a, cntrl)
   Fail: (216) [system] char_type(a, cntrl)
^  Fail: (215) [user] is_like_space(a)
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1994354)
   Exit: (213) [system] peek_char((0x55798e5fad60), a)
   Call: (213) [system] a=')'
   Fail: (213) [system] a=')'
   Call: (213) [system] a=end_of_file
   Fail: (213) [system] a=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1999924)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _2001782)
   Exit: (215) [system] peek_char((0x55798e5fad60), a)
   Call: (215) [system] a=(;)
   Fail: (215) [system] a=(;)
^  Call: (215) [user] is_like_space(a)
   Call: (216) [system] char_type(a, 'white')
   Fail: (216) [system] char_type(a, 'white')
   Call: (216) [system] char_type(a, end_of_line)
   Fail: (216) [system] char_type(a, end_of_line)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] char_type(a, cntrl)
   Fail: (216) [system] char_type(a, cntrl)
^  Fail: (215) [user] is_like_space(a)
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _2015936)
   Exit: (214) [system] get_char((0x55798e5fad60), a)
   Call: (214) [system] a='('
   Fail: (214) [system] a='('
   Call: (214) [system] a='['
   Fail: (214) [system] a='['
   Call: (214) [system] a='{'
   Fail: (214) [system] a='{'
   Call: (214) [system] a='"'
   Fail: (214) [system] a='"'
   Call: (214) [system] a=!
   Fail: (214) [system] a=!
   Call: (214) [system] a='\''
   Fail: (214) [system] a='\''
   Call: (214) [system] a='`'
   Fail: (214) [system] a='`'
   Call: (214) [system] a=end_of_file
   Fail: (214) [system] a=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), a, _1999924)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _2033578)
   Call: (216) [system] peek_char((0x55798e5fad60), _2034512)
   Exit: (216) [system] peek_char((0x55798e5fad60), b)
^  Call: (216) [user] is_delimiter(b)
   Call: (217) [system] char_type(b, space)
   Fail: (217) [system] char_type(b, space)
   Call: (217) [system] arg(_2039232, v('(', ')', end_of_file), b)
   Fail: (217) [system] arg(_2040164, v('(', ')', end_of_file), b)
^  Fail: (216) [user] is_delimiter(b)
   Call: (216) [system] ')'==b
   Fail: (216) [system] ')'==b
   Call: (216) [system] get_char((0x55798e5fad60), b)
   Exit: (216) [system] get_char((0x55798e5fad60), b)
   Call: (216) [system] b=(\)
   Fail: (216) [system] b=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _2047514)
   Call: (217) [system] peek_char((0x55798e5fad60), _2048448)
   Exit: (217) [system] peek_char((0x55798e5fad60), c)
^  Call: (217) [user] is_delimiter(c)
   Call: (218) [system] char_type(c, space)
   Fail: (218) [system] char_type(c, space)
   Call: (218) [system] arg(_2053168, v('(', ')', end_of_file), c)
   Fail: (218) [system] arg(_2054100, v('(', ')', end_of_file), c)
^  Fail: (217) [user] is_delimiter(c)
   Call: (217) [system] ')'==c
   Fail: (217) [system] ')'==c
   Call: (217) [system] get_char((0x55798e5fad60), c)
   Exit: (217) [system] get_char((0x55798e5fad60), c)
   Call: (217) [system] c=(\)
   Fail: (217) [system] c=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _2061450)
   Call: (218) [system] peek_char((0x55798e5fad60), _2062384)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
^  Call: (218) [user] is_delimiter(')')
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] arg(_2067104, v('(', ')', end_of_file), ')')
   Exit: (219) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (218) [user] is_delimiter(')')
   Call: (218) [system] _2061450=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (217) [system] _2047514=[c]
   Exit: (217) [system] [c]=[c]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (216) [system] _2033578=[b, c]
   Exit: (216) [system] [b, c]=[b, c]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (215) [user] classify_and_convert_charseq(a, [b, c], _1999924)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_2079154, _2079156), once(user:catch(read_from_chars([a, b, c], _1999924), _2079130, fail)), '$restore_trace'(_2079154, _2079156))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_2079154, _2079156))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _2079130, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(abc)
   Exit: (216) [system] atomic(abc)
^  Exit: (215) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _2086654)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _2088512)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _10794)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55798e5fad60), _14584)
   Exit: (214) [system] get_char((0x55798e5fad60), ')')
   Call: (214) [system] _4878=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [])
   Call: (213) [system] _4872=[abc]
   Exit: (213) [system] [abc]=[abc]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [abc])
   Call: (212) [system] _4866=[a, abc]
   Exit: (212) [system] [a, abc]=[a, abc]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [a, abc])
   Call: (211) [system] _4858=['ConjunctionIntroduction', a, abc]
   Exit: (211) [system] ['ConjunctionIntroduction', a, abc]=['ConjunctionIntroduction', a, abc]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), ['ConjunctionIntroduction', a, abc])
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), ['ConjunctionIntroduction', a, abc])
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _28466)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _30324)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _38062)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _40766)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _55844)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _61414)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _63272)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _77426)
   Exit: (211) [system] get_char((0x55798e5fad60), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _61414)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _82996)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _97150)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'=')'
   Fail: (212) [system] 'A'=')'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _102720)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _104578)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _118732)
   Exit: (213) [system] get_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'='('
   Fail: (213) [system] 'A'='('
   Call: (213) [system] 'A'='['
   Fail: (213) [system] 'A'='['
   Call: (213) [system] 'A'='{'
   Fail: (213) [system] 'A'='{'
   Call: (213) [system] 'A'='"'
   Fail: (213) [system] 'A'='"'
   Call: (213) [system] 'A'=!
   Fail: (213) [system] 'A'=!
   Call: (213) [system] 'A'='\''
   Fail: (213) [system] 'A'='\''
   Call: (213) [system] 'A'='`'
   Fail: (213) [system] 'A'='`'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'A', _102720)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _136374)
   Call: (215) [system] peek_char((0x55798e5fad60), _137308)
   Exit: (215) [system] peek_char((0x55798e5fad60), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_142028, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_142960, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55798e5fad60), n)
   Exit: (215) [system] get_char((0x55798e5fad60), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _150310)
   Call: (216) [system] peek_char((0x55798e5fad60), _151244)
   Exit: (216) [system] peek_char((0x55798e5fad60), d)
^  Call: (216) [user] is_delimiter(d)
   Call: (217) [system] char_type(d, space)
   Fail: (217) [system] char_type(d, space)
   Call: (217) [system] arg(_155964, v('(', ')', end_of_file), d)
   Fail: (217) [system] arg(_156896, v('(', ')', end_of_file), d)
^  Fail: (216) [user] is_delimiter(d)
   Call: (216) [system] ')'==d
   Fail: (216) [system] ')'==d
   Call: (216) [system] get_char((0x55798e5fad60), d)
   Exit: (216) [system] get_char((0x55798e5fad60), d)
   Call: (216) [system] d=(\)
   Fail: (216) [system] d=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _164246)
   Call: (217) [system] peek_char((0x55798e5fad60), _165180)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (217) [user] is_delimiter('L')
   Call: (218) [system] char_type('L', space)
   Fail: (218) [system] char_type('L', space)
   Call: (218) [system] arg(_169900, v('(', ')', end_of_file), 'L')
   Fail: (218) [system] arg(_170832, v('(', ')', end_of_file), 'L')
^  Fail: (217) [user] is_delimiter('L')
   Call: (217) [system] ')'=='L'
   Fail: (217) [system] ')'=='L'
   Call: (217) [system] get_char((0x55798e5fad60), 'L')
   Exit: (217) [system] get_char((0x55798e5fad60), 'L')
   Call: (217) [system] 'L'=(\)
   Fail: (217) [system] 'L'=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _178182)
   Call: (218) [system] peek_char((0x55798e5fad60), _179116)
   Exit: (218) [system] peek_char((0x55798e5fad60), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_183836, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_184768, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55798e5fad60), i)
   Exit: (218) [system] get_char((0x55798e5fad60), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _192118)
   Call: (219) [system] peek_char((0x55798e5fad60), _193052)
   Exit: (219) [system] peek_char((0x55798e5fad60), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_197772, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_198704, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55798e5fad60), n)
   Exit: (219) [system] get_char((0x55798e5fad60), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _206054)
   Call: (220) [system] peek_char((0x55798e5fad60), _206988)
   Exit: (220) [system] peek_char((0x55798e5fad60), k)
^  Call: (220) [user] is_delimiter(k)
   Call: (221) [system] char_type(k, space)
   Fail: (221) [system] char_type(k, space)
   Call: (221) [system] arg(_211708, v('(', ')', end_of_file), k)
   Fail: (221) [system] arg(_212640, v('(', ')', end_of_file), k)
^  Fail: (220) [user] is_delimiter(k)
   Call: (220) [system] ')'==k
   Fail: (220) [system] ')'==k
   Call: (220) [system] get_char((0x55798e5fad60), k)
   Exit: (220) [system] get_char((0x55798e5fad60), k)
   Call: (220) [system] k=(\)
   Fail: (220) [system] k=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _219990)
   Call: (221) [system] peek_char((0x55798e5fad60), _220924)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _219990=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (220) [system] _206054=[k]
   Exit: (220) [system] [k]=[k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (219) [system] _192118=[n, k]
   Exit: (219) [system] [n, k]=[n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (218) [system] _178182=[i, n, k]
   Exit: (218) [system] [i, n, k]=[i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (217) [system] _164246=['L', i, n, k]
   Exit: (217) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (216) [system] _150310=[d, 'L', i, n, k]
   Exit: (216) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (215) [system] _136374=[n, d, 'L', i, n, k]
   Exit: (215) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (214) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _102720)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_246998, _247000), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _102720), _246974, fail)), '$restore_trace'(_246998, _247000))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_246998, _247000))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _102720), _246974, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_102720)
   Fail: (215) [system] atomic(_102720)
   Call: (215) [system] atom_chars(_102720, ['A', n, d, 'L', i, n, k])
   Exit: (215) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (214) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _256374)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _258232)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _265970)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _268674)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'B')
   Call: (215) [system] 'B'=(;)
   Fail: (215) [system] 'B'=(;)
^  Call: (215) [user] is_like_space('B')
   Call: (216) [system] char_type('B', 'white')
   Fail: (216) [system] char_type('B', 'white')
   Call: (216) [system] char_type('B', end_of_line)
   Fail: (216) [system] char_type('B', end_of_line)
   Call: (216) [system] char_type('B', space)
   Fail: (216) [system] char_type('B', space)
   Call: (216) [system] char_type('B', cntrl)
   Fail: (216) [system] char_type('B', cntrl)
^  Fail: (215) [user] is_like_space('B')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _283752)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'B')
   Call: (213) [system] 'B'=')'
   Fail: (213) [system] 'B'=')'
   Call: (213) [system] 'B'=end_of_file
   Fail: (213) [system] 'B'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _289322)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _291180)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'B')
   Call: (215) [system] 'B'=(;)
   Fail: (215) [system] 'B'=(;)
^  Call: (215) [user] is_like_space('B')
   Call: (216) [system] char_type('B', 'white')
   Fail: (216) [system] char_type('B', 'white')
   Call: (216) [system] char_type('B', end_of_line)
   Fail: (216) [system] char_type('B', end_of_line)
   Call: (216) [system] char_type('B', space)
   Fail: (216) [system] char_type('B', space)
   Call: (216) [system] char_type('B', cntrl)
   Fail: (216) [system] char_type('B', cntrl)
^  Fail: (215) [user] is_like_space('B')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _305334)
   Exit: (214) [system] get_char((0x55798e5fad60), 'B')
   Call: (214) [system] 'B'='('
   Fail: (214) [system] 'B'='('
   Call: (214) [system] 'B'='['
   Fail: (214) [system] 'B'='['
   Call: (214) [system] 'B'='{'
   Fail: (214) [system] 'B'='{'
   Call: (214) [system] 'B'='"'
   Fail: (214) [system] 'B'='"'
   Call: (214) [system] 'B'=!
   Fail: (214) [system] 'B'=!
   Call: (214) [system] 'B'='\''
   Fail: (214) [system] 'B'='\''
   Call: (214) [system] 'B'='`'
   Fail: (214) [system] 'B'='`'
   Call: (214) [system] 'B'=end_of_file
   Fail: (214) [system] 'B'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'B', _289322)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _322976)
   Call: (216) [system] peek_char((0x55798e5fad60), _323910)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _322976=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (215) [user] classify_and_convert_charseq('B', [], _289322)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_333220, _333222), once(user:catch(read_from_chars(['B'], _289322), _333196, fail)), '$restore_trace'(_333220, _333222))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_333220, _333222))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _289322), _333196, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_289322)
   Fail: (216) [system] atomic(_289322)
   Call: (216) [system] atom_chars(_289322, ['B'])
   Exit: (216) [system] atom_chars('B', ['B'])
^  Exit: (215) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _342596)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _344454)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _352192)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _354896)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _369974)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _375544)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _377402)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _391556)
   Exit: (215) [system] get_char((0x55798e5fad60), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _375544)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _397126)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'I')
   Call: (217) [system] 'I'=(;)
   Fail: (217) [system] 'I'=(;)
^  Call: (217) [user] is_like_space('I')
   Call: (218) [system] char_type('I', 'white')
   Fail: (218) [system] char_type('I', 'white')
   Call: (218) [system] char_type('I', end_of_line)
   Fail: (218) [system] char_type('I', end_of_line)
   Call: (218) [system] char_type('I', space)
   Fail: (218) [system] char_type('I', space)
   Call: (218) [system] char_type('I', cntrl)
   Fail: (218) [system] char_type('I', cntrl)
^  Fail: (217) [user] is_like_space('I')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _411280)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'I')
   Call: (216) [system] 'I'=')'
   Fail: (216) [system] 'I'=')'
   Call: (216) [system] 'I'=end_of_file
   Fail: (216) [system] 'I'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _416850)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _418708)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'I')
   Call: (218) [system] 'I'=(;)
   Fail: (218) [system] 'I'=(;)
^  Call: (218) [user] is_like_space('I')
   Call: (219) [system] char_type('I', 'white')
   Fail: (219) [system] char_type('I', 'white')
   Call: (219) [system] char_type('I', end_of_line)
   Fail: (219) [system] char_type('I', end_of_line)
   Call: (219) [system] char_type('I', space)
   Fail: (219) [system] char_type('I', space)
   Call: (219) [system] char_type('I', cntrl)
   Fail: (219) [system] char_type('I', cntrl)
^  Fail: (218) [user] is_like_space('I')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _432862)
   Exit: (217) [system] get_char((0x55798e5fad60), 'I')
   Call: (217) [system] 'I'='('
   Fail: (217) [system] 'I'='('
   Call: (217) [system] 'I'='['
   Fail: (217) [system] 'I'='['
   Call: (217) [system] 'I'='{'
   Fail: (217) [system] 'I'='{'
   Call: (217) [system] 'I'='"'
   Fail: (217) [system] 'I'='"'
   Call: (217) [system] 'I'=!
   Fail: (217) [system] 'I'=!
   Call: (217) [system] 'I'='\''
   Fail: (217) [system] 'I'='\''
   Call: (217) [system] 'I'='`'
   Fail: (217) [system] 'I'='`'
   Call: (217) [system] 'I'=end_of_file
   Fail: (217) [system] 'I'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'I', _416850)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _450504)
   Call: (219) [system] peek_char((0x55798e5fad60), _451438)
   Exit: (219) [system] peek_char((0x55798e5fad60), m)
^  Call: (219) [user] is_delimiter(m)
   Call: (220) [system] char_type(m, space)
   Fail: (220) [system] char_type(m, space)
   Call: (220) [system] arg(_456158, v('(', ')', end_of_file), m)
   Fail: (220) [system] arg(_457090, v('(', ')', end_of_file), m)
^  Fail: (219) [user] is_delimiter(m)
   Call: (219) [system] ')'==m
   Fail: (219) [system] ')'==m
   Call: (219) [system] get_char((0x55798e5fad60), m)
   Exit: (219) [system] get_char((0x55798e5fad60), m)
   Call: (219) [system] m=(\)
   Fail: (219) [system] m=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _464440)
   Call: (220) [system] peek_char((0x55798e5fad60), _465374)
   Exit: (220) [system] peek_char((0x55798e5fad60), p)
^  Call: (220) [user] is_delimiter(p)
   Call: (221) [system] char_type(p, space)
   Fail: (221) [system] char_type(p, space)
   Call: (221) [system] arg(_470094, v('(', ')', end_of_file), p)
   Fail: (221) [system] arg(_471026, v('(', ')', end_of_file), p)
^  Fail: (220) [user] is_delimiter(p)
   Call: (220) [system] ')'==p
   Fail: (220) [system] ')'==p
   Call: (220) [system] get_char((0x55798e5fad60), p)
   Exit: (220) [system] get_char((0x55798e5fad60), p)
   Call: (220) [system] p=(\)
   Fail: (220) [system] p=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _478376)
   Call: (221) [system] peek_char((0x55798e5fad60), _479310)
   Exit: (221) [system] peek_char((0x55798e5fad60), l)
^  Call: (221) [user] is_delimiter(l)
   Call: (222) [system] char_type(l, space)
   Fail: (222) [system] char_type(l, space)
   Call: (222) [system] arg(_484030, v('(', ')', end_of_file), l)
   Fail: (222) [system] arg(_484962, v('(', ')', end_of_file), l)
^  Fail: (221) [user] is_delimiter(l)
   Call: (221) [system] ')'==l
   Fail: (221) [system] ')'==l
   Call: (221) [system] get_char((0x55798e5fad60), l)
   Exit: (221) [system] get_char((0x55798e5fad60), l)
   Call: (221) [system] l=(\)
   Fail: (221) [system] l=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _492312)
   Call: (222) [system] peek_char((0x55798e5fad60), _493246)
   Exit: (222) [system] peek_char((0x55798e5fad60), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_497966, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_498898, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55798e5fad60), i)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _506248)
   Call: (223) [system] peek_char((0x55798e5fad60), _507182)
   Exit: (223) [system] peek_char((0x55798e5fad60), c)
^  Call: (223) [user] is_delimiter(c)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] arg(_511902, v('(', ')', end_of_file), c)
   Fail: (224) [system] arg(_512834, v('(', ')', end_of_file), c)
^  Fail: (223) [user] is_delimiter(c)
   Call: (223) [system] ')'==c
   Fail: (223) [system] ')'==c
   Call: (223) [system] get_char((0x55798e5fad60), c)
   Exit: (223) [system] get_char((0x55798e5fad60), c)
   Call: (223) [system] c=(\)
   Fail: (223) [system] c=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _520184)
   Call: (224) [system] peek_char((0x55798e5fad60), _521118)
   Exit: (224) [system] peek_char((0x55798e5fad60), a)
^  Call: (224) [user] is_delimiter(a)
   Call: (225) [system] char_type(a, space)
   Fail: (225) [system] char_type(a, space)
   Call: (225) [system] arg(_525838, v('(', ')', end_of_file), a)
   Fail: (225) [system] arg(_526770, v('(', ')', end_of_file), a)
^  Fail: (224) [user] is_delimiter(a)
   Call: (224) [system] ')'==a
   Fail: (224) [system] ')'==a
   Call: (224) [system] get_char((0x55798e5fad60), a)
   Exit: (224) [system] get_char((0x55798e5fad60), a)
   Call: (224) [system] a=(\)
   Fail: (224) [system] a=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _534120)
   Call: (225) [system] peek_char((0x55798e5fad60), _535054)
   Exit: (225) [system] peek_char((0x55798e5fad60), t)
^  Call: (225) [user] is_delimiter(t)
   Call: (226) [system] char_type(t, space)
   Fail: (226) [system] char_type(t, space)
   Call: (226) [system] arg(_539774, v('(', ')', end_of_file), t)
   Fail: (226) [system] arg(_540706, v('(', ')', end_of_file), t)
^  Fail: (225) [user] is_delimiter(t)
   Call: (225) [system] ')'==t
   Fail: (225) [system] ')'==t
   Call: (225) [system] get_char((0x55798e5fad60), t)
   Exit: (225) [system] get_char((0x55798e5fad60), t)
   Call: (225) [system] t=(\)
   Fail: (225) [system] t=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _548056)
   Call: (226) [system] peek_char((0x55798e5fad60), _548990)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_553710, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_554642, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _561992)
   Call: (227) [system] peek_char((0x55798e5fad60), _562926)
   Exit: (227) [system] peek_char((0x55798e5fad60), o)
^  Call: (227) [user] is_delimiter(o)
   Call: (228) [system] char_type(o, space)
   Fail: (228) [system] char_type(o, space)
   Call: (228) [system] arg(_567646, v('(', ')', end_of_file), o)
   Fail: (228) [system] arg(_568578, v('(', ')', end_of_file), o)
^  Fail: (227) [user] is_delimiter(o)
   Call: (227) [system] ')'==o
   Fail: (227) [system] ')'==o
   Call: (227) [system] get_char((0x55798e5fad60), o)
   Exit: (227) [system] get_char((0x55798e5fad60), o)
   Call: (227) [system] o=(\)
   Fail: (227) [system] o=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _575928)
   Call: (228) [system] peek_char((0x55798e5fad60), _576862)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_581582, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_582514, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _589864)
   Call: (229) [system] peek_char((0x55798e5fad60), _590798)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _589864=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (228) [system] _575928=[n]
   Exit: (228) [system] [n]=[n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (227) [system] _561992=[o, n]
   Exit: (227) [system] [o, n]=[o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (226) [system] _548056=[i, o, n]
   Exit: (226) [system] [i, o, n]=[i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (225) [system] _534120=[t, i, o, n]
   Exit: (225) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (224) [system] _520184=[a, t, i, o, n]
   Exit: (224) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (223) [system] _506248=[c, a, t, i, o, n]
   Exit: (223) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (222) [system] _492312=[i, c, a, t, i, o, n]
   Exit: (222) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (221) [system] _478376=[l, i, c, a, t, i, o, n]
   Exit: (221) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (220) [system] _464440=[p, l, i, c, a, t, i, o, n]
   Exit: (220) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (219) [system] _450504=[m, p, l, i, c, a, t, i, o, n]
   Exit: (219) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (218) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _416850)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_628048, _628050), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _416850), _628024, fail)), '$restore_trace'(_628048, _628050))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_628048, _628050))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _416850), _628024, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_416850)
   Fail: (219) [system] atomic(_416850)
   Call: (219) [system] atom_chars(_416850, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (219) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (218) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _637424)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _639282)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _647020)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _649724)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _664802)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _670372)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _672230)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _686384)
   Exit: (218) [system] get_char((0x55798e5fad60), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _670372)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _691954)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'=(;)
   Fail: (220) [system] 'A'=(;)
^  Call: (220) [user] is_like_space('A')
   Call: (221) [system] char_type('A', 'white')
   Fail: (221) [system] char_type('A', 'white')
   Call: (221) [system] char_type('A', end_of_line)
   Fail: (221) [system] char_type('A', end_of_line)
   Call: (221) [system] char_type('A', space)
   Fail: (221) [system] char_type('A', space)
   Call: (221) [system] char_type('A', cntrl)
   Fail: (221) [system] char_type('A', cntrl)
^  Fail: (220) [user] is_like_space('A')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _706108)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'A')
   Call: (219) [system] 'A'=')'
   Fail: (219) [system] 'A'=')'
   Call: (219) [system] 'A'=end_of_file
   Fail: (219) [system] 'A'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _711678)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _713536)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'=(;)
   Fail: (221) [system] 'A'=(;)
^  Call: (221) [user] is_like_space('A')
   Call: (222) [system] char_type('A', 'white')
   Fail: (222) [system] char_type('A', 'white')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] char_type('A', space)
   Fail: (222) [system] char_type('A', space)
   Call: (222) [system] char_type('A', cntrl)
   Fail: (222) [system] char_type('A', cntrl)
^  Fail: (221) [user] is_like_space('A')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _727690)
   Exit: (220) [system] get_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'='('
   Fail: (220) [system] 'A'='('
   Call: (220) [system] 'A'='['
   Fail: (220) [system] 'A'='['
   Call: (220) [system] 'A'='{'
   Fail: (220) [system] 'A'='{'
   Call: (220) [system] 'A'='"'
   Fail: (220) [system] 'A'='"'
   Call: (220) [system] 'A'=!
   Fail: (220) [system] 'A'=!
   Call: (220) [system] 'A'='\''
   Fail: (220) [system] 'A'='\''
   Call: (220) [system] 'A'='`'
   Fail: (220) [system] 'A'='`'
   Call: (220) [system] 'A'=end_of_file
   Fail: (220) [system] 'A'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'A', _711678)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _745332)
   Call: (222) [system] peek_char((0x55798e5fad60), _746266)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_750986, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_751918, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _759268)
   Call: (223) [system] peek_char((0x55798e5fad60), _760202)
   Exit: (223) [system] peek_char((0x55798e5fad60), d)
^  Call: (223) [user] is_delimiter(d)
   Call: (224) [system] char_type(d, space)
   Fail: (224) [system] char_type(d, space)
   Call: (224) [system] arg(_764922, v('(', ')', end_of_file), d)
   Fail: (224) [system] arg(_765854, v('(', ')', end_of_file), d)
^  Fail: (223) [user] is_delimiter(d)
   Call: (223) [system] ')'==d
   Fail: (223) [system] ')'==d
   Call: (223) [system] get_char((0x55798e5fad60), d)
   Exit: (223) [system] get_char((0x55798e5fad60), d)
   Call: (223) [system] d=(\)
   Fail: (223) [system] d=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _773204)
   Call: (224) [system] peek_char((0x55798e5fad60), _774138)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (224) [user] is_delimiter('L')
   Call: (225) [system] char_type('L', space)
   Fail: (225) [system] char_type('L', space)
   Call: (225) [system] arg(_778858, v('(', ')', end_of_file), 'L')
   Fail: (225) [system] arg(_779790, v('(', ')', end_of_file), 'L')
^  Fail: (224) [user] is_delimiter('L')
   Call: (224) [system] ')'=='L'
   Fail: (224) [system] ')'=='L'
   Call: (224) [system] get_char((0x55798e5fad60), 'L')
   Exit: (224) [system] get_char((0x55798e5fad60), 'L')
   Call: (224) [system] 'L'=(\)
   Fail: (224) [system] 'L'=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _787140)
   Call: (225) [system] peek_char((0x55798e5fad60), _788074)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_792794, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_793726, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _801076)
   Call: (226) [system] peek_char((0x55798e5fad60), _802010)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_806730, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_807662, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _815012)
   Call: (227) [system] peek_char((0x55798e5fad60), _815946)
   Exit: (227) [system] peek_char((0x55798e5fad60), k)
^  Call: (227) [user] is_delimiter(k)
   Call: (228) [system] char_type(k, space)
   Fail: (228) [system] char_type(k, space)
   Call: (228) [system] arg(_820666, v('(', ')', end_of_file), k)
   Fail: (228) [system] arg(_821598, v('(', ')', end_of_file), k)
^  Fail: (227) [user] is_delimiter(k)
   Call: (227) [system] ')'==k
   Fail: (227) [system] ')'==k
   Call: (227) [system] get_char((0x55798e5fad60), k)
   Exit: (227) [system] get_char((0x55798e5fad60), k)
   Call: (227) [system] k=(\)
   Fail: (227) [system] k=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _828948)
   Call: (228) [system] peek_char((0x55798e5fad60), _829882)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _828948=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (227) [system] _815012=[k]
   Exit: (227) [system] [k]=[k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (226) [system] _801076=[n, k]
   Exit: (226) [system] [n, k]=[n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (225) [system] _787140=[i, n, k]
   Exit: (225) [system] [i, n, k]=[i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (224) [system] _773204=['L', i, n, k]
   Exit: (224) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (223) [system] _759268=[d, 'L', i, n, k]
   Exit: (223) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (222) [system] _745332=[n, d, 'L', i, n, k]
   Exit: (222) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (221) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _711678)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_855956, _855958), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _711678), _855932, fail)), '$restore_trace'(_855956, _855958))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_855956, _855958))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _711678), _855932, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_711678)
   Fail: (222) [system] atomic(_711678)
   Call: (222) [system] atom_chars(_711678, ['A', n, d, 'L', i, n, k])
   Exit: (222) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (221) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _865332)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _867190)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _874928)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _877632)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=(;)
   Fail: (222) [system] 'A'=(;)
^  Call: (222) [user] is_like_space('A')
   Call: (223) [system] char_type('A', 'white')
   Fail: (223) [system] char_type('A', 'white')
   Call: (223) [system] char_type('A', end_of_line)
   Fail: (223) [system] char_type('A', end_of_line)
   Call: (223) [system] char_type('A', space)
   Fail: (223) [system] char_type('A', space)
   Call: (223) [system] char_type('A', cntrl)
   Fail: (223) [system] char_type('A', cntrl)
^  Fail: (222) [user] is_like_space('A')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _892710)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'=')'
   Fail: (220) [system] 'A'=')'
   Call: (220) [system] 'A'=end_of_file
   Fail: (220) [system] 'A'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _898280)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _900138)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=(;)
   Fail: (222) [system] 'A'=(;)
^  Call: (222) [user] is_like_space('A')
   Call: (223) [system] char_type('A', 'white')
   Fail: (223) [system] char_type('A', 'white')
   Call: (223) [system] char_type('A', end_of_line)
   Fail: (223) [system] char_type('A', end_of_line)
   Call: (223) [system] char_type('A', space)
   Fail: (223) [system] char_type('A', space)
   Call: (223) [system] char_type('A', cntrl)
   Fail: (223) [system] char_type('A', cntrl)
^  Fail: (222) [user] is_like_space('A')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _914292)
   Exit: (221) [system] get_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'='('
   Fail: (221) [system] 'A'='('
   Call: (221) [system] 'A'='['
   Fail: (221) [system] 'A'='['
   Call: (221) [system] 'A'='{'
   Fail: (221) [system] 'A'='{'
   Call: (221) [system] 'A'='"'
   Fail: (221) [system] 'A'='"'
   Call: (221) [system] 'A'=!
   Fail: (221) [system] 'A'=!
   Call: (221) [system] 'A'='\''
   Fail: (221) [system] 'A'='\''
   Call: (221) [system] 'A'='`'
   Fail: (221) [system] 'A'='`'
   Call: (221) [system] 'A'=end_of_file
   Fail: (221) [system] 'A'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'A', _898280)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _931934)
   Call: (223) [system] peek_char((0x55798e5fad60), _932868)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _931934=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (222) [user] classify_and_convert_charseq('A', [], _898280)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_942178, _942180), once(user:catch(read_from_chars(['A'], _898280), _942154, fail)), '$restore_trace'(_942178, _942180))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_942178, _942180))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _898280), _942154, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_898280)
   Fail: (223) [system] atomic(_898280)
   Call: (223) [system] atom_chars(_898280, ['A'])
   Exit: (223) [system] atom_chars('A', ['A'])
^  Exit: (222) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _951554)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _953412)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _961150)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _963854)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'B')
   Call: (223) [system] 'B'=(;)
   Fail: (223) [system] 'B'=(;)
^  Call: (223) [user] is_like_space('B')
   Call: (224) [system] char_type('B', 'white')
   Fail: (224) [system] char_type('B', 'white')
   Call: (224) [system] char_type('B', end_of_line)
   Fail: (224) [system] char_type('B', end_of_line)
   Call: (224) [system] char_type('B', space)
   Fail: (224) [system] char_type('B', space)
   Call: (224) [system] char_type('B', cntrl)
   Fail: (224) [system] char_type('B', cntrl)
^  Fail: (223) [user] is_like_space('B')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _978932)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'B')
   Call: (221) [system] 'B'=')'
   Fail: (221) [system] 'B'=')'
   Call: (221) [system] 'B'=end_of_file
   Fail: (221) [system] 'B'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _984502)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _986360)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'B')
   Call: (223) [system] 'B'=(;)
   Fail: (223) [system] 'B'=(;)
^  Call: (223) [user] is_like_space('B')
   Call: (224) [system] char_type('B', 'white')
   Fail: (224) [system] char_type('B', 'white')
   Call: (224) [system] char_type('B', end_of_line)
   Fail: (224) [system] char_type('B', end_of_line)
   Call: (224) [system] char_type('B', space)
   Fail: (224) [system] char_type('B', space)
   Call: (224) [system] char_type('B', cntrl)
   Fail: (224) [system] char_type('B', cntrl)
^  Fail: (223) [user] is_like_space('B')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1000514)
   Exit: (222) [system] get_char((0x55798e5fad60), 'B')
   Call: (222) [system] 'B'='('
   Fail: (222) [system] 'B'='('
   Call: (222) [system] 'B'='['
   Fail: (222) [system] 'B'='['
   Call: (222) [system] 'B'='{'
   Fail: (222) [system] 'B'='{'
   Call: (222) [system] 'B'='"'
   Fail: (222) [system] 'B'='"'
   Call: (222) [system] 'B'=!
   Fail: (222) [system] 'B'=!
   Call: (222) [system] 'B'='\''
   Fail: (222) [system] 'B'='\''
   Call: (222) [system] 'B'='`'
   Fail: (222) [system] 'B'='`'
   Call: (222) [system] 'B'=end_of_file
   Fail: (222) [system] 'B'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'B', _984502)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1018156)
   Call: (224) [system] peek_char((0x55798e5fad60), _1019090)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
^  Call: (224) [user] is_delimiter(')')
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] arg(_1023810, v('(', ')', end_of_file), ')')
   Exit: (225) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (224) [user] is_delimiter(')')
   Call: (224) [system] _1018156=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (223) [user] classify_and_convert_charseq('B', [], _984502)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1030272, _1030274), once(user:catch(read_from_chars(['B'], _984502), _1030248, fail)), '$restore_trace'(_1030272, _1030274))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1030272, _1030274))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _984502), _1030248, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_984502)
   Fail: (224) [system] atomic(_984502)
   Call: (224) [system] atom_chars(_984502, ['B'])
   Exit: (224) [system] atom_chars('B', ['B'])
^  Exit: (223) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1039648)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1041506)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1055660)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55798e5fad60), _1059450)
   Exit: (222) [system] get_char((0x55798e5fad60), ')')
   Call: (222) [system] _1039648=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [])
   Call: (221) [system] _951554=['B']
   Exit: (221) [system] ['B']=['B']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (220) [system] _865332=['A', 'B']
   Exit: (220) [system] ['A', 'B']=['A', 'B']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (219) [system] _670372=['AndLink', 'A', 'B']
   Exit: (219) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1073332)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1075190)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _1082928)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1085632)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'C')
   Call: (220) [system] 'C'=(;)
   Fail: (220) [system] 'C'=(;)
^  Call: (220) [user] is_like_space('C')
   Call: (221) [system] char_type('C', 'white')
   Fail: (221) [system] char_type('C', 'white')
   Call: (221) [system] char_type('C', end_of_line)
   Fail: (221) [system] char_type('C', end_of_line)
   Call: (221) [system] char_type('C', space)
   Fail: (221) [system] char_type('C', space)
   Call: (221) [system] char_type('C', cntrl)
   Fail: (221) [system] char_type('C', cntrl)
^  Fail: (220) [user] is_like_space('C')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1100710)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'C')
   Call: (218) [system] 'C'=')'
   Fail: (218) [system] 'C'=')'
   Call: (218) [system] 'C'=end_of_file
   Fail: (218) [system] 'C'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1106280)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1108138)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'C')
   Call: (220) [system] 'C'=(;)
   Fail: (220) [system] 'C'=(;)
^  Call: (220) [user] is_like_space('C')
   Call: (221) [system] char_type('C', 'white')
   Fail: (221) [system] char_type('C', 'white')
   Call: (221) [system] char_type('C', end_of_line)
   Fail: (221) [system] char_type('C', end_of_line)
   Call: (221) [system] char_type('C', space)
   Fail: (221) [system] char_type('C', space)
   Call: (221) [system] char_type('C', cntrl)
   Fail: (221) [system] char_type('C', cntrl)
^  Fail: (220) [user] is_like_space('C')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1122292)
   Exit: (219) [system] get_char((0x55798e5fad60), 'C')
   Call: (219) [system] 'C'='('
   Fail: (219) [system] 'C'='('
   Call: (219) [system] 'C'='['
   Fail: (219) [system] 'C'='['
   Call: (219) [system] 'C'='{'
   Fail: (219) [system] 'C'='{'
   Call: (219) [system] 'C'='"'
   Fail: (219) [system] 'C'='"'
   Call: (219) [system] 'C'=!
   Fail: (219) [system] 'C'=!
   Call: (219) [system] 'C'='\''
   Fail: (219) [system] 'C'='\''
   Call: (219) [system] 'C'='`'
   Fail: (219) [system] 'C'='`'
   Call: (219) [system] 'C'=end_of_file
   Fail: (219) [system] 'C'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1106280)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1139934)
   Call: (221) [system] peek_char((0x55798e5fad60), _1140868)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
^  Call: (221) [user] is_delimiter(')')
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] arg(_1145588, v('(', ')', end_of_file), ')')
   Exit: (222) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (221) [user] is_delimiter(')')
   Call: (221) [system] _1139934=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (220) [user] classify_and_convert_charseq('C', [], _1106280)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1152050, _1152052), once(user:catch(read_from_chars(['C'], _1106280), _1152026, fail)), '$restore_trace'(_1152050, _1152052))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1152050, _1152052))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1106280), _1152026, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_1106280)
   Fail: (221) [system] atomic(_1106280)
   Call: (221) [system] atom_chars(_1106280, ['C'])
   Exit: (221) [system] atom_chars('C', ['C'])
^  Exit: (220) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1161426)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1163284)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1177438)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55798e5fad60), _1181228)
   Exit: (219) [system] get_char((0x55798e5fad60), ')')
   Call: (219) [system] _1161426=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [])
   Call: (218) [system] _1073332=['C']
   Exit: (218) [system] ['C']=['C']
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (217) [system] _637424=[['AndLink', 'A', 'B'], 'C']
   Exit: (217) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (216) [system] _375544=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (216) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1195110)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1196968)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1211122)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55798e5fad60), _1214912)
   Exit: (215) [system] get_char((0x55798e5fad60), ')')
   Call: (215) [system] _1195110=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [])
   Call: (214) [system] _342596=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (214) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (213) [system] _256374=['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (213) [system] ['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (212) [system] _61414=['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (212) [system] ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1228794)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1230652)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1244806)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55798e5fad60), _1248596)
   Exit: (211) [system] get_char((0x55798e5fad60), ')')
   Call: (211) [system] _1228794=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [])
   Call: (210) [system] _28466=[['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (210) [system] [['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (209) [system] _4854=[['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (209) [system] [['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (208) [system] _4846=[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (208) [system] [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1262478)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1264336)
   Exit: (208) [system] peek_char((0x55798e5fad60), '\n')
   Call: (208) [system] '\n'=(;)
   Fail: (208) [system] '\n'=(;)
^  Call: (208) [user] is_like_space('\n')
   Call: (209) [system] char_type('\n', 'white')
   Fail: (209) [system] char_type('\n', 'white')
   Call: (209) [system] char_type('\n', end_of_line)
   Exit: (209) [system] char_type('\n', end_of_line)
^  Exit: (208) [user] is_like_space('\n')
   Call: (208) [system] get_char((0x55798e5fad60), _1273930)
   Exit: (208) [system] get_char((0x55798e5fad60), '\n')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1276634)
   Exit: (209) [system] peek_char((0x55798e5fad60), '\t')
   Call: (209) [system] '\t'=(;)
   Fail: (209) [system] '\t'=(;)
^  Call: (209) [user] is_like_space('\t')
   Call: (210) [system] char_type('\t', 'white')
   Exit: (210) [system] char_type('\t', 'white')
^  Exit: (209) [user] is_like_space('\t')
   Call: (209) [system] get_char((0x55798e5fad60), _1284372)
   Exit: (209) [system] get_char((0x55798e5fad60), '\t')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1287076)
   Exit: (210) [system] peek_char((0x55798e5fad60), '\t')
   Call: (210) [system] '\t'=(;)
   Fail: (210) [system] '\t'=(;)
^  Call: (210) [user] is_like_space('\t')
   Call: (211) [system] char_type('\t', 'white')
   Exit: (211) [system] char_type('\t', 'white')
^  Exit: (210) [user] is_like_space('\t')
   Call: (210) [system] get_char((0x55798e5fad60), _1294814)
   Exit: (210) [system] get_char((0x55798e5fad60), '\t')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1297518)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _1305256)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1307960)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1325810)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _1331380)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1333238)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _1347392)
   Exit: (208) [system] get_char((0x55798e5fad60), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1331380)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1352962)
   Exit: (210) [system] peek_char((0x55798e5fad60), :)
   Call: (210) [system] (:)=(;)
   Fail: (210) [system] (:)=(;)
^  Call: (210) [user] is_like_space(:)
   Call: (211) [system] char_type(:, 'white')
   Fail: (211) [system] char_type(:, 'white')
   Call: (211) [system] char_type(:, end_of_line)
   Fail: (211) [system] char_type(:, end_of_line)
   Call: (211) [system] char_type(:, space)
   Fail: (211) [system] char_type(:, space)
   Call: (211) [system] char_type(:, cntrl)
   Fail: (211) [system] char_type(:, cntrl)
^  Fail: (210) [user] is_like_space(:)
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1367116)
   Exit: (209) [system] peek_char((0x55798e5fad60), :)
   Call: (209) [system] (:)=')'
   Fail: (209) [system] (:)=')'
   Call: (209) [system] (:)=end_of_file
   Fail: (209) [system] (:)=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1372686)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1374544)
   Exit: (211) [system] peek_char((0x55798e5fad60), :)
   Call: (211) [system] (:)=(;)
   Fail: (211) [system] (:)=(;)
^  Call: (211) [user] is_like_space(:)
   Call: (212) [system] char_type(:, 'white')
   Fail: (212) [system] char_type(:, 'white')
   Call: (212) [system] char_type(:, end_of_line)
   Fail: (212) [system] char_type(:, end_of_line)
   Call: (212) [system] char_type(:, space)
   Fail: (212) [system] char_type(:, space)
   Call: (212) [system] char_type(:, cntrl)
   Fail: (212) [system] char_type(:, cntrl)
^  Fail: (211) [user] is_like_space(:)
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1388698)
   Exit: (210) [system] get_char((0x55798e5fad60), :)
   Call: (210) [system] (:)='('
   Fail: (210) [system] (:)='('
   Call: (210) [system] (:)='['
   Fail: (210) [system] (:)='['
   Call: (210) [system] (:)='{'
   Fail: (210) [system] (:)='{'
   Call: (210) [system] (:)='"'
   Fail: (210) [system] (:)='"'
   Call: (210) [system] (:)=!
   Fail: (210) [system] (:)=!
   Call: (210) [system] (:)='\''
   Fail: (210) [system] (:)='\''
   Call: (210) [system] (:)='`'
   Fail: (210) [system] (:)='`'
   Call: (210) [system] (:)=end_of_file
   Fail: (210) [system] (:)=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), :, _1372686)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1406340)
   Call: (212) [system] peek_char((0x55798e5fad60), _1407274)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _1406340=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (211) [user] classify_and_convert_charseq(:, [], _1372686)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1416584, _1416586), once(user:catch(read_from_chars([:], _1372686), _1416560, fail)), '$restore_trace'(_1416584, _1416586))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1416584, _1416586))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1416560, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(:)
   Exit: (212) [system] atomic(:)
^  Exit: (211) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1424084)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1425942)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _1433680)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1436384)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1451462)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1457032)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1458890)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1473044)
   Exit: (211) [system] get_char((0x55798e5fad60), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1457032)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1478614)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'C')
   Call: (213) [system] 'C'=(;)
   Fail: (213) [system] 'C'=(;)
^  Call: (213) [user] is_like_space('C')
   Call: (214) [system] char_type('C', 'white')
   Fail: (214) [system] char_type('C', 'white')
   Call: (214) [system] char_type('C', end_of_line)
   Fail: (214) [system] char_type('C', end_of_line)
   Call: (214) [system] char_type('C', space)
   Fail: (214) [system] char_type('C', space)
   Call: (214) [system] char_type('C', cntrl)
   Fail: (214) [system] char_type('C', cntrl)
^  Fail: (213) [user] is_like_space('C')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1492768)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'C')
   Call: (212) [system] 'C'=')'
   Fail: (212) [system] 'C'=')'
   Call: (212) [system] 'C'=end_of_file
   Fail: (212) [system] 'C'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1498338)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1500196)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'C')
   Call: (214) [system] 'C'=(;)
   Fail: (214) [system] 'C'=(;)
^  Call: (214) [user] is_like_space('C')
   Call: (215) [system] char_type('C', 'white')
   Fail: (215) [system] char_type('C', 'white')
   Call: (215) [system] char_type('C', end_of_line)
   Fail: (215) [system] char_type('C', end_of_line)
   Call: (215) [system] char_type('C', space)
   Fail: (215) [system] char_type('C', space)
   Call: (215) [system] char_type('C', cntrl)
   Fail: (215) [system] char_type('C', cntrl)
^  Fail: (214) [user] is_like_space('C')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1514350)
   Exit: (213) [system] get_char((0x55798e5fad60), 'C')
   Call: (213) [system] 'C'='('
   Fail: (213) [system] 'C'='('
   Call: (213) [system] 'C'='['
   Fail: (213) [system] 'C'='['
   Call: (213) [system] 'C'='{'
   Fail: (213) [system] 'C'='{'
   Call: (213) [system] 'C'='"'
   Fail: (213) [system] 'C'='"'
   Call: (213) [system] 'C'=!
   Fail: (213) [system] 'C'=!
   Call: (213) [system] 'C'='\''
   Fail: (213) [system] 'C'='\''
   Call: (213) [system] 'C'='`'
   Fail: (213) [system] 'C'='`'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1498338)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1531992)
   Call: (215) [system] peek_char((0x55798e5fad60), _1532926)
   Exit: (215) [system] peek_char((0x55798e5fad60), o)
^  Call: (215) [user] is_delimiter(o)
   Call: (216) [system] char_type(o, space)
   Fail: (216) [system] char_type(o, space)
   Call: (216) [system] arg(_1537646, v('(', ')', end_of_file), o)
   Fail: (216) [system] arg(_1538578, v('(', ')', end_of_file), o)
^  Fail: (215) [user] is_delimiter(o)
   Call: (215) [system] ')'==o
   Fail: (215) [system] ')'==o
   Call: (215) [system] get_char((0x55798e5fad60), o)
   Exit: (215) [system] get_char((0x55798e5fad60), o)
   Call: (215) [system] o=(\)
   Fail: (215) [system] o=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1545928)
   Call: (216) [system] peek_char((0x55798e5fad60), _1546862)
   Exit: (216) [system] peek_char((0x55798e5fad60), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1551582, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1552514, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55798e5fad60), n)
   Exit: (216) [system] get_char((0x55798e5fad60), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1559864)
   Call: (217) [system] peek_char((0x55798e5fad60), _1560798)
   Exit: (217) [system] peek_char((0x55798e5fad60), j)
^  Call: (217) [user] is_delimiter(j)
   Call: (218) [system] char_type(j, space)
   Fail: (218) [system] char_type(j, space)
   Call: (218) [system] arg(_1565518, v('(', ')', end_of_file), j)
   Fail: (218) [system] arg(_1566450, v('(', ')', end_of_file), j)
^  Fail: (217) [user] is_delimiter(j)
   Call: (217) [system] ')'==j
   Fail: (217) [system] ')'==j
   Call: (217) [system] get_char((0x55798e5fad60), j)
   Exit: (217) [system] get_char((0x55798e5fad60), j)
   Call: (217) [system] j=(\)
   Fail: (217) [system] j=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1573800)
   Call: (218) [system] peek_char((0x55798e5fad60), _1574734)
   Exit: (218) [system] peek_char((0x55798e5fad60), u)
^  Call: (218) [user] is_delimiter(u)
   Call: (219) [system] char_type(u, space)
   Fail: (219) [system] char_type(u, space)
   Call: (219) [system] arg(_1579454, v('(', ')', end_of_file), u)
   Fail: (219) [system] arg(_1580386, v('(', ')', end_of_file), u)
^  Fail: (218) [user] is_delimiter(u)
   Call: (218) [system] ')'==u
   Fail: (218) [system] ')'==u
   Call: (218) [system] get_char((0x55798e5fad60), u)
   Exit: (218) [system] get_char((0x55798e5fad60), u)
   Call: (218) [system] u=(\)
   Fail: (218) [system] u=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1587736)
   Call: (219) [system] peek_char((0x55798e5fad60), _1588670)
   Exit: (219) [system] peek_char((0x55798e5fad60), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1593390, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1594322, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55798e5fad60), n)
   Exit: (219) [system] get_char((0x55798e5fad60), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1601672)
   Call: (220) [system] peek_char((0x55798e5fad60), _1602606)
   Exit: (220) [system] peek_char((0x55798e5fad60), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_1607326, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_1608258, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55798e5fad60), c)
   Exit: (220) [system] get_char((0x55798e5fad60), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1615608)
   Call: (221) [system] peek_char((0x55798e5fad60), _1616542)
   Exit: (221) [system] peek_char((0x55798e5fad60), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_1621262, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_1622194, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55798e5fad60), t)
   Exit: (221) [system] get_char((0x55798e5fad60), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1629544)
   Call: (222) [system] peek_char((0x55798e5fad60), _1630478)
   Exit: (222) [system] peek_char((0x55798e5fad60), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_1635198, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_1636130, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55798e5fad60), i)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1643480)
   Call: (223) [system] peek_char((0x55798e5fad60), _1644414)
   Exit: (223) [system] peek_char((0x55798e5fad60), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_1649134, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_1650066, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55798e5fad60), o)
   Exit: (223) [system] get_char((0x55798e5fad60), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1657416)
   Call: (224) [system] peek_char((0x55798e5fad60), _1658350)
   Exit: (224) [system] peek_char((0x55798e5fad60), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1663070, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1664002, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55798e5fad60), n)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1671352)
   Call: (225) [system] peek_char((0x55798e5fad60), _1672286)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (225) [user] is_delimiter('I')
   Call: (226) [system] char_type('I', space)
   Fail: (226) [system] char_type('I', space)
   Call: (226) [system] arg(_1677006, v('(', ')', end_of_file), 'I')
   Fail: (226) [system] arg(_1677938, v('(', ')', end_of_file), 'I')
^  Fail: (225) [user] is_delimiter('I')
   Call: (225) [system] ')'=='I'
   Fail: (225) [system] ')'=='I'
   Call: (225) [system] get_char((0x55798e5fad60), 'I')
   Exit: (225) [system] get_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'=(\)
   Fail: (225) [system] 'I'=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1685288)
   Call: (226) [system] peek_char((0x55798e5fad60), _1686222)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_1690942, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_1691874, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1699224)
   Call: (227) [system] peek_char((0x55798e5fad60), _1700158)
   Exit: (227) [system] peek_char((0x55798e5fad60), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_1704878, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_1705810, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55798e5fad60), t)
   Exit: (227) [system] get_char((0x55798e5fad60), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1713160)
   Call: (228) [system] peek_char((0x55798e5fad60), _1714094)
   Exit: (228) [system] peek_char((0x55798e5fad60), r)
^  Call: (228) [user] is_delimiter(r)
   Call: (229) [system] char_type(r, space)
   Fail: (229) [system] char_type(r, space)
   Call: (229) [system] arg(_1718814, v('(', ')', end_of_file), r)
   Fail: (229) [system] arg(_1719746, v('(', ')', end_of_file), r)
^  Fail: (228) [user] is_delimiter(r)
   Call: (228) [system] ')'==r
   Fail: (228) [system] ')'==r
   Call: (228) [system] get_char((0x55798e5fad60), r)
   Exit: (228) [system] get_char((0x55798e5fad60), r)
   Call: (228) [system] r=(\)
   Fail: (228) [system] r=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1727096)
   Call: (229) [system] peek_char((0x55798e5fad60), _1728030)
   Exit: (229) [system] peek_char((0x55798e5fad60), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_1732750, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_1733682, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55798e5fad60), o)
   Exit: (229) [system] get_char((0x55798e5fad60), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1741032)
   Call: (230) [system] peek_char((0x55798e5fad60), _1741966)
   Exit: (230) [system] peek_char((0x55798e5fad60), d)
^  Call: (230) [user] is_delimiter(d)
   Call: (231) [system] char_type(d, space)
   Fail: (231) [system] char_type(d, space)
   Call: (231) [system] arg(_1746686, v('(', ')', end_of_file), d)
   Fail: (231) [system] arg(_1747618, v('(', ')', end_of_file), d)
^  Fail: (230) [user] is_delimiter(d)
   Call: (230) [system] ')'==d
   Fail: (230) [system] ')'==d
   Call: (230) [system] get_char((0x55798e5fad60), d)
   Exit: (230) [system] get_char((0x55798e5fad60), d)
   Call: (230) [system] d=(\)
   Fail: (230) [system] d=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1754968)
   Call: (231) [system] peek_char((0x55798e5fad60), _1755902)
   Exit: (231) [system] peek_char((0x55798e5fad60), u)
^  Call: (231) [user] is_delimiter(u)
   Call: (232) [system] char_type(u, space)
   Fail: (232) [system] char_type(u, space)
   Call: (232) [system] arg(_1760622, v('(', ')', end_of_file), u)
   Fail: (232) [system] arg(_1761554, v('(', ')', end_of_file), u)
^  Fail: (231) [user] is_delimiter(u)
   Call: (231) [system] ')'==u
   Fail: (231) [system] ')'==u
   Call: (231) [system] get_char((0x55798e5fad60), u)
   Exit: (231) [system] get_char((0x55798e5fad60), u)
   Call: (231) [system] u=(\)
   Fail: (231) [system] u=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1768904)
   Call: (232) [system] peek_char((0x55798e5fad60), _1769838)
   Exit: (232) [system] peek_char((0x55798e5fad60), c)
^  Call: (232) [user] is_delimiter(c)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] arg(_1774558, v('(', ')', end_of_file), c)
   Fail: (233) [system] arg(_1775490, v('(', ')', end_of_file), c)
^  Fail: (232) [user] is_delimiter(c)
   Call: (232) [system] ')'==c
   Fail: (232) [system] ')'==c
   Call: (232) [system] get_char((0x55798e5fad60), c)
   Exit: (232) [system] get_char((0x55798e5fad60), c)
   Call: (232) [system] c=(\)
   Fail: (232) [system] c=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1782840)
   Call: (233) [system] peek_char((0x55798e5fad60), _1783774)
   Exit: (233) [system] peek_char((0x55798e5fad60), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_1788494, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_1789426, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55798e5fad60), t)
   Exit: (233) [system] get_char((0x55798e5fad60), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1796776)
   Call: (234) [system] peek_char((0x55798e5fad60), _1797710)
   Exit: (234) [system] peek_char((0x55798e5fad60), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_1802430, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_1803362, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55798e5fad60), i)
   Exit: (234) [system] get_char((0x55798e5fad60), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1810712)
   Call: (235) [system] peek_char((0x55798e5fad60), _1811646)
   Exit: (235) [system] peek_char((0x55798e5fad60), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_1816366, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_1817298, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55798e5fad60), o)
   Exit: (235) [system] get_char((0x55798e5fad60), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1824648)
   Call: (236) [system] peek_char((0x55798e5fad60), _1825582)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1830302, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1831234, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1838584)
   Call: (237) [system] peek_char((0x55798e5fad60), _1839518)
   Exit: (237) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (237) [user] is_delimiter(' ')
   Call: (238) [system] char_type(' ', space)
   Exit: (238) [system] char_type(' ', space)
^  Exit: (237) [user] is_delimiter(' ')
   Call: (237) [system] _1838584=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (236) [system] _1824648=[n]
   Exit: (236) [system] [n]=[n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (235) [system] _1810712=[o, n]
   Exit: (235) [system] [o, n]=[o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (234) [system] _1796776=[i, o, n]
   Exit: (234) [system] [i, o, n]=[i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (233) [system] _1782840=[t, i, o, n]
   Exit: (233) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (232) [system] _1768904=[c, t, i, o, n]
   Exit: (232) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (231) [system] _1754968=[u, c, t, i, o, n]
   Exit: (231) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (230) [system] _1741032=[d, u, c, t, i, o, n]
   Exit: (230) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (229) [system] _1727096=[o, d, u, c, t, i, o, n]
   Exit: (229) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (228) [system] _1713160=[r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1699224=[t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1685288=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1671352=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1657416=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1643480=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1629544=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1615608=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1601672=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1587736=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1573800=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1559864=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1545928=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1531992=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (214) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1498338)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1910296, _1910298), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1498338), _1910272, fail)), '$restore_trace'(_1910296, _1910298))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1910296, _1910298))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1498338), _1910272, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1498338)
   Fail: (215) [system] atomic(_1498338)
   Call: (215) [system] atom_chars(_1498338, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (215) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (214) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionIntroduction')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionIntroduction')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1919672)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1921530)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _1929268)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1931972)
   Exit: (215) [system] peek_char((0x55798e5fad60), a)
   Call: (215) [system] a=(;)
   Fail: (215) [system] a=(;)
^  Call: (215) [user] is_like_space(a)
   Call: (216) [system] char_type(a, 'white')
   Fail: (216) [system] char_type(a, 'white')
   Call: (216) [system] char_type(a, end_of_line)
   Fail: (216) [system] char_type(a, end_of_line)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] char_type(a, cntrl)
   Fail: (216) [system] char_type(a, cntrl)
^  Fail: (215) [user] is_like_space(a)
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1947050)
   Exit: (213) [system] peek_char((0x55798e5fad60), a)
   Call: (213) [system] a=')'
   Fail: (213) [system] a=')'
   Call: (213) [system] a=end_of_file
   Fail: (213) [system] a=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1952620)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1954478)
   Exit: (215) [system] peek_char((0x55798e5fad60), a)
   Call: (215) [system] a=(;)
   Fail: (215) [system] a=(;)
^  Call: (215) [user] is_like_space(a)
   Call: (216) [system] char_type(a, 'white')
   Fail: (216) [system] char_type(a, 'white')
   Call: (216) [system] char_type(a, end_of_line)
   Fail: (216) [system] char_type(a, end_of_line)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] char_type(a, cntrl)
   Fail: (216) [system] char_type(a, cntrl)
^  Fail: (215) [user] is_like_space(a)
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1968632)
   Exit: (214) [system] get_char((0x55798e5fad60), a)
   Call: (214) [system] a='('
   Fail: (214) [system] a='('
   Call: (214) [system] a='['
   Fail: (214) [system] a='['
   Call: (214) [system] a='{'
   Fail: (214) [system] a='{'
   Call: (214) [system] a='"'
   Fail: (214) [system] a='"'
   Call: (214) [system] a=!
   Fail: (214) [system] a=!
   Call: (214) [system] a='\''
   Fail: (214) [system] a='\''
   Call: (214) [system] a='`'
   Fail: (214) [system] a='`'
   Call: (214) [system] a=end_of_file
   Fail: (214) [system] a=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), a, _1952620)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1986274)
   Call: (216) [system] peek_char((0x55798e5fad60), _1987208)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1986274=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (215) [user] classify_and_convert_charseq(a, [], _1952620)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1996518, _1996520), once(user:catch(read_from_chars([a], _1952620), _1996494, fail)), '$restore_trace'(_1996518, _1996520))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1996518, _1996520))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1996494, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(a)
   Exit: (216) [system] atomic(a)
^  Exit: (215) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _2004018)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _2005876)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _2013614)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _2016318)
   Exit: (216) [system] peek_char((0x55798e5fad60), c)
   Call: (216) [system] c=(;)
   Fail: (216) [system] c=(;)
^  Call: (216) [user] is_like_space(c)
   Call: (217) [system] char_type(c, 'white')
   Fail: (217) [system] char_type(c, 'white')
   Call: (217) [system] char_type(c, end_of_line)
   Fail: (217) [system] char_type(c, end_of_line)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] char_type(c, cntrl)
   Fail: (217) [system] char_type(c, cntrl)
^  Fail: (216) [user] is_like_space(c)
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _2031396)
   Exit: (214) [system] peek_char((0x55798e5fad60), c)
   Call: (214) [system] c=')'
   Fail: (214) [system] c=')'
   Call: (214) [system] c=end_of_file
   Fail: (214) [system] c=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _2036966)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _2038824)
   Exit: (216) [system] peek_char((0x55798e5fad60), c)
   Call: (216) [system] c=(;)
   Fail: (216) [system] c=(;)
^  Call: (216) [user] is_like_space(c)
   Call: (217) [system] char_type(c, 'white')
   Fail: (217) [system] char_type(c, 'white')
   Call: (217) [system] char_type(c, end_of_line)
   Fail: (217) [system] char_type(c, end_of_line)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] char_type(c, cntrl)
   Fail: (217) [system] char_type(c, cntrl)
^  Fail: (216) [user] is_like_space(c)
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _2052978)
   Exit: (215) [system] get_char((0x55798e5fad60), c)
   Call: (215) [system] c='('
   Fail: (215) [system] c='('
   Call: (215) [system] c='['
   Fail: (215) [system] c='['
   Call: (215) [system] c='{'
   Fail: (215) [system] c='{'
   Call: (215) [system] c='"'
   Fail: (215) [system] c='"'
   Call: (215) [system] c=!
   Fail: (215) [system] c=!
   Call: (215) [system] c='\''
   Fail: (215) [system] c='\''
   Call: (215) [system] c='`'
   Fail: (215) [system] c='`'
   Call: (215) [system] c=end_of_file
   Fail: (215) [system] c=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), c, _2036966)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _2070620)
   Call: (217) [system] peek_char((0x55798e5fad60), _2071554)
   Exit: (217) [system] peek_char((0x55798e5fad60), d)
^  Call: (217) [user] is_delimiter(d)
   Call: (218) [system] char_type(d, space)
   Fail: (218) [system] char_type(d, space)
   Call: (218) [system] arg(_2076274, v('(', ')', end_of_file), d)
   Fail: (218) [system] arg(_2077206, v('(', ')', end_of_file), d)
^  Fail: (217) [user] is_delimiter(d)
   Call: (217) [system] ')'==d
   Fail: (217) [system] ')'==d
   Call: (217) [system] get_char((0x55798e5fad60), d)
   Exit: (217) [system] get_char((0x55798e5fad60), d)
   Call: (217) [system] d=(\)
   Fail: (217) [system] d=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _2084556)
   Call: (218) [system] peek_char((0x55798e5fad60), _2085490)
   Exit: (218) [system] peek_char((0x55798e5fad60), e)
^  Call: (218) [user] is_delimiter(e)
   Call: (219) [system] char_type(e, space)
   Fail: (219) [system] char_type(e, space)
   Call: (219) [system] arg(_2090210, v('(', ')', end_of_file), e)
   Fail: (219) [system] arg(_2091142, v('(', ')', end_of_file), e)
^  Fail: (218) [user] is_delimiter(e)
   Call: (218) [system] ')'==e
   Fail: (218) [system] ')'==e
   Call: (218) [system] get_char((0x55798e5fad60), e)
   Exit: (218) [system] get_char((0x55798e5fad60), e)
   Call: (218) [system] e=(\)
   Fail: (218) [system] e=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _6660)
   Call: (219) [system] peek_char((0x55798e5fad60), _7594)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
^  Call: (219) [user] is_delimiter(')')
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] arg(_12314, v('(', ')', end_of_file), ')')
   Exit: (220) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (219) [user] is_delimiter(')')
   Call: (219) [system] _6660=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (218) [system] _4980=[e]
   Exit: (218) [system] [e]=[e]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (217) [system] _4976=[d, e]
   Exit: (217) [system] [d, e]=[d, e]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (216) [user] classify_and_convert_charseq(c, [d, e], _4972)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_24364, _24366), once(user:catch(read_from_chars([c, d, e], _4972), _24340, fail)), '$restore_trace'(_24364, _24366))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_24364, _24366))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _24340, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(cde)
   Exit: (217) [system] atomic(cde)
^  Exit: (216) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _31864)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _33722)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _47876)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55798e5fad60), _51666)
   Exit: (215) [system] get_char((0x55798e5fad60), ')')
   Call: (215) [system] _31864=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [])
   Call: (214) [system] _4968=[cde]
   Exit: (214) [system] [cde]=[cde]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [cde])
   Call: (213) [system] _4962=[a, cde]
   Exit: (213) [system] [a, cde]=[a, cde]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [a, cde])
   Call: (212) [system] _4954=['ConjunctionIntroduction', a, cde]
   Exit: (212) [system] ['ConjunctionIntroduction', a, cde]=['ConjunctionIntroduction', a, cde]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['ConjunctionIntroduction', a, cde])
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), ['ConjunctionIntroduction', a, cde])
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _65548)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _67406)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _75144)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _77848)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _92926)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _98496)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _100354)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _114508)
   Exit: (212) [system] get_char((0x55798e5fad60), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _98496)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _120078)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _134232)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'=')'
   Fail: (213) [system] 'A'=')'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _139802)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _141660)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _155814)
   Exit: (214) [system] get_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'='('
   Fail: (214) [system] 'A'='('
   Call: (214) [system] 'A'='['
   Fail: (214) [system] 'A'='['
   Call: (214) [system] 'A'='{'
   Fail: (214) [system] 'A'='{'
   Call: (214) [system] 'A'='"'
   Fail: (214) [system] 'A'='"'
   Call: (214) [system] 'A'=!
   Fail: (214) [system] 'A'=!
   Call: (214) [system] 'A'='\''
   Fail: (214) [system] 'A'='\''
   Call: (214) [system] 'A'='`'
   Fail: (214) [system] 'A'='`'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'A', _139802)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _173456)
   Call: (216) [system] peek_char((0x55798e5fad60), _174390)
   Exit: (216) [system] peek_char((0x55798e5fad60), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_179110, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_180042, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55798e5fad60), n)
   Exit: (216) [system] get_char((0x55798e5fad60), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _187392)
   Call: (217) [system] peek_char((0x55798e5fad60), _188326)
   Exit: (217) [system] peek_char((0x55798e5fad60), d)
^  Call: (217) [user] is_delimiter(d)
   Call: (218) [system] char_type(d, space)
   Fail: (218) [system] char_type(d, space)
   Call: (218) [system] arg(_193046, v('(', ')', end_of_file), d)
   Fail: (218) [system] arg(_193978, v('(', ')', end_of_file), d)
^  Fail: (217) [user] is_delimiter(d)
   Call: (217) [system] ')'==d
   Fail: (217) [system] ')'==d
   Call: (217) [system] get_char((0x55798e5fad60), d)
   Exit: (217) [system] get_char((0x55798e5fad60), d)
   Call: (217) [system] d=(\)
   Fail: (217) [system] d=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _201328)
   Call: (218) [system] peek_char((0x55798e5fad60), _202262)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (218) [user] is_delimiter('L')
   Call: (219) [system] char_type('L', space)
   Fail: (219) [system] char_type('L', space)
   Call: (219) [system] arg(_206982, v('(', ')', end_of_file), 'L')
   Fail: (219) [system] arg(_207914, v('(', ')', end_of_file), 'L')
^  Fail: (218) [user] is_delimiter('L')
   Call: (218) [system] ')'=='L'
   Fail: (218) [system] ')'=='L'
   Call: (218) [system] get_char((0x55798e5fad60), 'L')
   Exit: (218) [system] get_char((0x55798e5fad60), 'L')
   Call: (218) [system] 'L'=(\)
   Fail: (218) [system] 'L'=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _215264)
   Call: (219) [system] peek_char((0x55798e5fad60), _216198)
   Exit: (219) [system] peek_char((0x55798e5fad60), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_220918, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_221850, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55798e5fad60), i)
   Exit: (219) [system] get_char((0x55798e5fad60), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _229200)
   Call: (220) [system] peek_char((0x55798e5fad60), _230134)
   Exit: (220) [system] peek_char((0x55798e5fad60), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_234854, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_235786, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55798e5fad60), n)
   Exit: (220) [system] get_char((0x55798e5fad60), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _243136)
   Call: (221) [system] peek_char((0x55798e5fad60), _244070)
   Exit: (221) [system] peek_char((0x55798e5fad60), k)
^  Call: (221) [user] is_delimiter(k)
   Call: (222) [system] char_type(k, space)
   Fail: (222) [system] char_type(k, space)
   Call: (222) [system] arg(_248790, v('(', ')', end_of_file), k)
   Fail: (222) [system] arg(_249722, v('(', ')', end_of_file), k)
^  Fail: (221) [user] is_delimiter(k)
   Call: (221) [system] ')'==k
   Fail: (221) [system] ')'==k
   Call: (221) [system] get_char((0x55798e5fad60), k)
   Exit: (221) [system] get_char((0x55798e5fad60), k)
   Call: (221) [system] k=(\)
   Fail: (221) [system] k=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _257072)
   Call: (222) [system] peek_char((0x55798e5fad60), _258006)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _257072=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (221) [system] _243136=[k]
   Exit: (221) [system] [k]=[k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (220) [system] _229200=[n, k]
   Exit: (220) [system] [n, k]=[n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (219) [system] _215264=[i, n, k]
   Exit: (219) [system] [i, n, k]=[i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (218) [system] _201328=['L', i, n, k]
   Exit: (218) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (217) [system] _187392=[d, 'L', i, n, k]
   Exit: (217) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (216) [system] _173456=[n, d, 'L', i, n, k]
   Exit: (216) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (215) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _139802)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_284080, _284082), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _139802), _284056, fail)), '$restore_trace'(_284080, _284082))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_284080, _284082))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _139802), _284056, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_139802)
   Fail: (216) [system] atomic(_139802)
   Call: (216) [system] atom_chars(_139802, ['A', n, d, 'L', i, n, k])
   Exit: (216) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (215) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _293456)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _295314)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _303052)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _305756)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'B')
   Call: (216) [system] 'B'=(;)
   Fail: (216) [system] 'B'=(;)
^  Call: (216) [user] is_like_space('B')
   Call: (217) [system] char_type('B', 'white')
   Fail: (217) [system] char_type('B', 'white')
   Call: (217) [system] char_type('B', end_of_line)
   Fail: (217) [system] char_type('B', end_of_line)
   Call: (217) [system] char_type('B', space)
   Fail: (217) [system] char_type('B', space)
   Call: (217) [system] char_type('B', cntrl)
   Fail: (217) [system] char_type('B', cntrl)
^  Fail: (216) [user] is_like_space('B')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _320834)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'B')
   Call: (214) [system] 'B'=')'
   Fail: (214) [system] 'B'=')'
   Call: (214) [system] 'B'=end_of_file
   Fail: (214) [system] 'B'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _326404)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _328262)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'B')
   Call: (216) [system] 'B'=(;)
   Fail: (216) [system] 'B'=(;)
^  Call: (216) [user] is_like_space('B')
   Call: (217) [system] char_type('B', 'white')
   Fail: (217) [system] char_type('B', 'white')
   Call: (217) [system] char_type('B', end_of_line)
   Fail: (217) [system] char_type('B', end_of_line)
   Call: (217) [system] char_type('B', space)
   Fail: (217) [system] char_type('B', space)
   Call: (217) [system] char_type('B', cntrl)
   Fail: (217) [system] char_type('B', cntrl)
^  Fail: (216) [user] is_like_space('B')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _342416)
   Exit: (215) [system] get_char((0x55798e5fad60), 'B')
   Call: (215) [system] 'B'='('
   Fail: (215) [system] 'B'='('
   Call: (215) [system] 'B'='['
   Fail: (215) [system] 'B'='['
   Call: (215) [system] 'B'='{'
   Fail: (215) [system] 'B'='{'
   Call: (215) [system] 'B'='"'
   Fail: (215) [system] 'B'='"'
   Call: (215) [system] 'B'=!
   Fail: (215) [system] 'B'=!
   Call: (215) [system] 'B'='\''
   Fail: (215) [system] 'B'='\''
   Call: (215) [system] 'B'='`'
   Fail: (215) [system] 'B'='`'
   Call: (215) [system] 'B'=end_of_file
   Fail: (215) [system] 'B'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'B', _326404)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _360058)
   Call: (217) [system] peek_char((0x55798e5fad60), _360992)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _360058=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (216) [user] classify_and_convert_charseq('B', [], _326404)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_370302, _370304), once(user:catch(read_from_chars(['B'], _326404), _370278, fail)), '$restore_trace'(_370302, _370304))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_370302, _370304))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _326404), _370278, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_326404)
   Fail: (217) [system] atomic(_326404)
   Call: (217) [system] atom_chars(_326404, ['B'])
   Exit: (217) [system] atom_chars('B', ['B'])
^  Exit: (216) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _379678)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _381536)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _389274)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _391978)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _407056)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _412626)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _414484)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _428638)
   Exit: (216) [system] get_char((0x55798e5fad60), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _412626)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _434208)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'I')
   Call: (218) [system] 'I'=(;)
   Fail: (218) [system] 'I'=(;)
^  Call: (218) [user] is_like_space('I')
   Call: (219) [system] char_type('I', 'white')
   Fail: (219) [system] char_type('I', 'white')
   Call: (219) [system] char_type('I', end_of_line)
   Fail: (219) [system] char_type('I', end_of_line)
   Call: (219) [system] char_type('I', space)
   Fail: (219) [system] char_type('I', space)
   Call: (219) [system] char_type('I', cntrl)
   Fail: (219) [system] char_type('I', cntrl)
^  Fail: (218) [user] is_like_space('I')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _448362)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'I')
   Call: (217) [system] 'I'=')'
   Fail: (217) [system] 'I'=')'
   Call: (217) [system] 'I'=end_of_file
   Fail: (217) [system] 'I'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _453932)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _455790)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'I')
   Call: (219) [system] 'I'=(;)
   Fail: (219) [system] 'I'=(;)
^  Call: (219) [user] is_like_space('I')
   Call: (220) [system] char_type('I', 'white')
   Fail: (220) [system] char_type('I', 'white')
   Call: (220) [system] char_type('I', end_of_line)
   Fail: (220) [system] char_type('I', end_of_line)
   Call: (220) [system] char_type('I', space)
   Fail: (220) [system] char_type('I', space)
   Call: (220) [system] char_type('I', cntrl)
   Fail: (220) [system] char_type('I', cntrl)
^  Fail: (219) [user] is_like_space('I')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _469944)
   Exit: (218) [system] get_char((0x55798e5fad60), 'I')
   Call: (218) [system] 'I'='('
   Fail: (218) [system] 'I'='('
   Call: (218) [system] 'I'='['
   Fail: (218) [system] 'I'='['
   Call: (218) [system] 'I'='{'
   Fail: (218) [system] 'I'='{'
   Call: (218) [system] 'I'='"'
   Fail: (218) [system] 'I'='"'
   Call: (218) [system] 'I'=!
   Fail: (218) [system] 'I'=!
   Call: (218) [system] 'I'='\''
   Fail: (218) [system] 'I'='\''
   Call: (218) [system] 'I'='`'
   Fail: (218) [system] 'I'='`'
   Call: (218) [system] 'I'=end_of_file
   Fail: (218) [system] 'I'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), 'I', _453932)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _487586)
   Call: (220) [system] peek_char((0x55798e5fad60), _488520)
   Exit: (220) [system] peek_char((0x55798e5fad60), m)
^  Call: (220) [user] is_delimiter(m)
   Call: (221) [system] char_type(m, space)
   Fail: (221) [system] char_type(m, space)
   Call: (221) [system] arg(_493240, v('(', ')', end_of_file), m)
   Fail: (221) [system] arg(_494172, v('(', ')', end_of_file), m)
^  Fail: (220) [user] is_delimiter(m)
   Call: (220) [system] ')'==m
   Fail: (220) [system] ')'==m
   Call: (220) [system] get_char((0x55798e5fad60), m)
   Exit: (220) [system] get_char((0x55798e5fad60), m)
   Call: (220) [system] m=(\)
   Fail: (220) [system] m=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _501522)
   Call: (221) [system] peek_char((0x55798e5fad60), _502456)
   Exit: (221) [system] peek_char((0x55798e5fad60), p)
^  Call: (221) [user] is_delimiter(p)
   Call: (222) [system] char_type(p, space)
   Fail: (222) [system] char_type(p, space)
   Call: (222) [system] arg(_507176, v('(', ')', end_of_file), p)
   Fail: (222) [system] arg(_508108, v('(', ')', end_of_file), p)
^  Fail: (221) [user] is_delimiter(p)
   Call: (221) [system] ')'==p
   Fail: (221) [system] ')'==p
   Call: (221) [system] get_char((0x55798e5fad60), p)
   Exit: (221) [system] get_char((0x55798e5fad60), p)
   Call: (221) [system] p=(\)
   Fail: (221) [system] p=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _515458)
   Call: (222) [system] peek_char((0x55798e5fad60), _516392)
   Exit: (222) [system] peek_char((0x55798e5fad60), l)
^  Call: (222) [user] is_delimiter(l)
   Call: (223) [system] char_type(l, space)
   Fail: (223) [system] char_type(l, space)
   Call: (223) [system] arg(_521112, v('(', ')', end_of_file), l)
   Fail: (223) [system] arg(_522044, v('(', ')', end_of_file), l)
^  Fail: (222) [user] is_delimiter(l)
   Call: (222) [system] ')'==l
   Fail: (222) [system] ')'==l
   Call: (222) [system] get_char((0x55798e5fad60), l)
   Exit: (222) [system] get_char((0x55798e5fad60), l)
   Call: (222) [system] l=(\)
   Fail: (222) [system] l=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _529394)
   Call: (223) [system] peek_char((0x55798e5fad60), _530328)
   Exit: (223) [system] peek_char((0x55798e5fad60), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_535048, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_535980, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55798e5fad60), i)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _543330)
   Call: (224) [system] peek_char((0x55798e5fad60), _544264)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
^  Call: (224) [user] is_delimiter(c)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] arg(_548984, v('(', ')', end_of_file), c)
   Fail: (225) [system] arg(_549916, v('(', ')', end_of_file), c)
^  Fail: (224) [user] is_delimiter(c)
   Call: (224) [system] ')'==c
   Fail: (224) [system] ')'==c
   Call: (224) [system] get_char((0x55798e5fad60), c)
   Exit: (224) [system] get_char((0x55798e5fad60), c)
   Call: (224) [system] c=(\)
   Fail: (224) [system] c=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _557266)
   Call: (225) [system] peek_char((0x55798e5fad60), _558200)
   Exit: (225) [system] peek_char((0x55798e5fad60), a)
^  Call: (225) [user] is_delimiter(a)
   Call: (226) [system] char_type(a, space)
   Fail: (226) [system] char_type(a, space)
   Call: (226) [system] arg(_562920, v('(', ')', end_of_file), a)
   Fail: (226) [system] arg(_563852, v('(', ')', end_of_file), a)
^  Fail: (225) [user] is_delimiter(a)
   Call: (225) [system] ')'==a
   Fail: (225) [system] ')'==a
   Call: (225) [system] get_char((0x55798e5fad60), a)
   Exit: (225) [system] get_char((0x55798e5fad60), a)
   Call: (225) [system] a=(\)
   Fail: (225) [system] a=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _571202)
   Call: (226) [system] peek_char((0x55798e5fad60), _572136)
   Exit: (226) [system] peek_char((0x55798e5fad60), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_576856, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_577788, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55798e5fad60), t)
   Exit: (226) [system] get_char((0x55798e5fad60), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _585138)
   Call: (227) [system] peek_char((0x55798e5fad60), _586072)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_590792, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_591724, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _599074)
   Call: (228) [system] peek_char((0x55798e5fad60), _600008)
   Exit: (228) [system] peek_char((0x55798e5fad60), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_604728, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_605660, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55798e5fad60), o)
   Exit: (228) [system] get_char((0x55798e5fad60), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _613010)
   Call: (229) [system] peek_char((0x55798e5fad60), _613944)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_618664, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_619596, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _626946)
   Call: (230) [system] peek_char((0x55798e5fad60), _627880)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _626946=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (229) [system] _613010=[n]
   Exit: (229) [system] [n]=[n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (228) [system] _599074=[o, n]
   Exit: (228) [system] [o, n]=[o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (227) [system] _585138=[i, o, n]
   Exit: (227) [system] [i, o, n]=[i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (226) [system] _571202=[t, i, o, n]
   Exit: (226) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (225) [system] _557266=[a, t, i, o, n]
   Exit: (225) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (224) [system] _543330=[c, a, t, i, o, n]
   Exit: (224) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (223) [system] _529394=[i, c, a, t, i, o, n]
   Exit: (223) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (222) [system] _515458=[l, i, c, a, t, i, o, n]
   Exit: (222) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (221) [system] _501522=[p, l, i, c, a, t, i, o, n]
   Exit: (221) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (220) [system] _487586=[m, p, l, i, c, a, t, i, o, n]
   Exit: (220) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (219) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _453932)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_665130, _665132), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _453932), _665106, fail)), '$restore_trace'(_665130, _665132))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_665130, _665132))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _453932), _665106, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_453932)
   Fail: (220) [system] atomic(_453932)
   Call: (220) [system] atom_chars(_453932, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (220) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (219) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _674506)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _676364)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _684102)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _686806)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _701884)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _707454)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _709312)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _723466)
   Exit: (219) [system] get_char((0x55798e5fad60), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _707454)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _729036)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'O')
   Call: (221) [system] 'O'=(;)
   Fail: (221) [system] 'O'=(;)
^  Call: (221) [user] is_like_space('O')
   Call: (222) [system] char_type('O', 'white')
   Fail: (222) [system] char_type('O', 'white')
   Call: (222) [system] char_type('O', end_of_line)
   Fail: (222) [system] char_type('O', end_of_line)
   Call: (222) [system] char_type('O', space)
   Fail: (222) [system] char_type('O', space)
   Call: (222) [system] char_type('O', cntrl)
   Fail: (222) [system] char_type('O', cntrl)
^  Fail: (221) [user] is_like_space('O')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _743190)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'O')
   Call: (220) [system] 'O'=')'
   Fail: (220) [system] 'O'=')'
   Call: (220) [system] 'O'=end_of_file
   Fail: (220) [system] 'O'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _748760)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _750618)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'O')
   Call: (222) [system] 'O'=(;)
   Fail: (222) [system] 'O'=(;)
^  Call: (222) [user] is_like_space('O')
   Call: (223) [system] char_type('O', 'white')
   Fail: (223) [system] char_type('O', 'white')
   Call: (223) [system] char_type('O', end_of_line)
   Fail: (223) [system] char_type('O', end_of_line)
   Call: (223) [system] char_type('O', space)
   Fail: (223) [system] char_type('O', space)
   Call: (223) [system] char_type('O', cntrl)
   Fail: (223) [system] char_type('O', cntrl)
^  Fail: (222) [user] is_like_space('O')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _764772)
   Exit: (221) [system] get_char((0x55798e5fad60), 'O')
   Call: (221) [system] 'O'='('
   Fail: (221) [system] 'O'='('
   Call: (221) [system] 'O'='['
   Fail: (221) [system] 'O'='['
   Call: (221) [system] 'O'='{'
   Fail: (221) [system] 'O'='{'
   Call: (221) [system] 'O'='"'
   Fail: (221) [system] 'O'='"'
   Call: (221) [system] 'O'=!
   Fail: (221) [system] 'O'=!
   Call: (221) [system] 'O'='\''
   Fail: (221) [system] 'O'='\''
   Call: (221) [system] 'O'='`'
   Fail: (221) [system] 'O'='`'
   Call: (221) [system] 'O'=end_of_file
   Fail: (221) [system] 'O'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'O', _748760)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _782414)
   Call: (223) [system] peek_char((0x55798e5fad60), _783348)
   Exit: (223) [system] peek_char((0x55798e5fad60), r)
^  Call: (223) [user] is_delimiter(r)
   Call: (224) [system] char_type(r, space)
   Fail: (224) [system] char_type(r, space)
   Call: (224) [system] arg(_788068, v('(', ')', end_of_file), r)
   Fail: (224) [system] arg(_789000, v('(', ')', end_of_file), r)
^  Fail: (223) [user] is_delimiter(r)
   Call: (223) [system] ')'==r
   Fail: (223) [system] ')'==r
   Call: (223) [system] get_char((0x55798e5fad60), r)
   Exit: (223) [system] get_char((0x55798e5fad60), r)
   Call: (223) [system] r=(\)
   Fail: (223) [system] r=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _796350)
   Call: (224) [system] peek_char((0x55798e5fad60), _797284)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (224) [user] is_delimiter('L')
   Call: (225) [system] char_type('L', space)
   Fail: (225) [system] char_type('L', space)
   Call: (225) [system] arg(_802004, v('(', ')', end_of_file), 'L')
   Fail: (225) [system] arg(_802936, v('(', ')', end_of_file), 'L')
^  Fail: (224) [user] is_delimiter('L')
   Call: (224) [system] ')'=='L'
   Fail: (224) [system] ')'=='L'
   Call: (224) [system] get_char((0x55798e5fad60), 'L')
   Exit: (224) [system] get_char((0x55798e5fad60), 'L')
   Call: (224) [system] 'L'=(\)
   Fail: (224) [system] 'L'=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _810286)
   Call: (225) [system] peek_char((0x55798e5fad60), _811220)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_815940, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_816872, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _824222)
   Call: (226) [system] peek_char((0x55798e5fad60), _825156)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_829876, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_830808, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _838158)
   Call: (227) [system] peek_char((0x55798e5fad60), _839092)
   Exit: (227) [system] peek_char((0x55798e5fad60), k)
^  Call: (227) [user] is_delimiter(k)
   Call: (228) [system] char_type(k, space)
   Fail: (228) [system] char_type(k, space)
   Call: (228) [system] arg(_843812, v('(', ')', end_of_file), k)
   Fail: (228) [system] arg(_844744, v('(', ')', end_of_file), k)
^  Fail: (227) [user] is_delimiter(k)
   Call: (227) [system] ')'==k
   Fail: (227) [system] ')'==k
   Call: (227) [system] get_char((0x55798e5fad60), k)
   Exit: (227) [system] get_char((0x55798e5fad60), k)
   Call: (227) [system] k=(\)
   Fail: (227) [system] k=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _852094)
   Call: (228) [system] peek_char((0x55798e5fad60), _853028)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _852094=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (227) [system] _838158=[k]
   Exit: (227) [system] [k]=[k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (226) [system] _824222=[n, k]
   Exit: (226) [system] [n, k]=[n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (225) [system] _810286=[i, n, k]
   Exit: (225) [system] [i, n, k]=[i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (224) [system] _796350=['L', i, n, k]
   Exit: (224) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (223) [system] _782414=[r, 'L', i, n, k]
   Exit: (223) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (222) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _748760)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_876308, _876310), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _748760), _876284, fail)), '$restore_trace'(_876308, _876310))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_876308, _876310))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _748760), _876284, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_748760)
   Fail: (223) [system] atomic(_748760)
   Call: (223) [system] atom_chars(_748760, ['O', r, 'L', i, n, k])
   Exit: (223) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (222) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _885684)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _887542)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _895280)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _897984)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'C')
   Call: (223) [system] 'C'=(;)
   Fail: (223) [system] 'C'=(;)
^  Call: (223) [user] is_like_space('C')
   Call: (224) [system] char_type('C', 'white')
   Fail: (224) [system] char_type('C', 'white')
   Call: (224) [system] char_type('C', end_of_line)
   Fail: (224) [system] char_type('C', end_of_line)
   Call: (224) [system] char_type('C', space)
   Fail: (224) [system] char_type('C', space)
   Call: (224) [system] char_type('C', cntrl)
   Fail: (224) [system] char_type('C', cntrl)
^  Fail: (223) [user] is_like_space('C')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _913062)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'C')
   Call: (221) [system] 'C'=')'
   Fail: (221) [system] 'C'=')'
   Call: (221) [system] 'C'=end_of_file
   Fail: (221) [system] 'C'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _918632)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _920490)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'C')
   Call: (223) [system] 'C'=(;)
   Fail: (223) [system] 'C'=(;)
^  Call: (223) [user] is_like_space('C')
   Call: (224) [system] char_type('C', 'white')
   Fail: (224) [system] char_type('C', 'white')
   Call: (224) [system] char_type('C', end_of_line)
   Fail: (224) [system] char_type('C', end_of_line)
   Call: (224) [system] char_type('C', space)
   Fail: (224) [system] char_type('C', space)
   Call: (224) [system] char_type('C', cntrl)
   Fail: (224) [system] char_type('C', cntrl)
^  Fail: (223) [user] is_like_space('C')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _934644)
   Exit: (222) [system] get_char((0x55798e5fad60), 'C')
   Call: (222) [system] 'C'='('
   Fail: (222) [system] 'C'='('
   Call: (222) [system] 'C'='['
   Fail: (222) [system] 'C'='['
   Call: (222) [system] 'C'='{'
   Fail: (222) [system] 'C'='{'
   Call: (222) [system] 'C'='"'
   Fail: (222) [system] 'C'='"'
   Call: (222) [system] 'C'=!
   Fail: (222) [system] 'C'=!
   Call: (222) [system] 'C'='\''
   Fail: (222) [system] 'C'='\''
   Call: (222) [system] 'C'='`'
   Fail: (222) [system] 'C'='`'
   Call: (222) [system] 'C'=end_of_file
   Fail: (222) [system] 'C'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'C', _918632)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _952286)
   Call: (224) [system] peek_char((0x55798e5fad60), _953220)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _952286=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (223) [user] classify_and_convert_charseq('C', [], _918632)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_962530, _962532), once(user:catch(read_from_chars(['C'], _918632), _962506, fail)), '$restore_trace'(_962530, _962532))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_962530, _962532))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _918632), _962506, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_918632)
   Fail: (224) [system] atomic(_918632)
   Call: (224) [system] atom_chars(_918632, ['C'])
   Exit: (224) [system] atom_chars('C', ['C'])
^  Exit: (223) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _971906)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _973764)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _981502)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _984206)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'D')
   Call: (224) [system] 'D'=(;)
   Fail: (224) [system] 'D'=(;)
^  Call: (224) [user] is_like_space('D')
   Call: (225) [system] char_type('D', 'white')
   Fail: (225) [system] char_type('D', 'white')
   Call: (225) [system] char_type('D', end_of_line)
   Fail: (225) [system] char_type('D', end_of_line)
   Call: (225) [system] char_type('D', space)
   Fail: (225) [system] char_type('D', space)
   Call: (225) [system] char_type('D', cntrl)
   Fail: (225) [system] char_type('D', cntrl)
^  Fail: (224) [user] is_like_space('D')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _999284)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'D')
   Call: (222) [system] 'D'=')'
   Fail: (222) [system] 'D'=')'
   Call: (222) [system] 'D'=end_of_file
   Fail: (222) [system] 'D'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1004854)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1006712)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'D')
   Call: (224) [system] 'D'=(;)
   Fail: (224) [system] 'D'=(;)
^  Call: (224) [user] is_like_space('D')
   Call: (225) [system] char_type('D', 'white')
   Fail: (225) [system] char_type('D', 'white')
   Call: (225) [system] char_type('D', end_of_line)
   Fail: (225) [system] char_type('D', end_of_line)
   Call: (225) [system] char_type('D', space)
   Fail: (225) [system] char_type('D', space)
   Call: (225) [system] char_type('D', cntrl)
   Fail: (225) [system] char_type('D', cntrl)
^  Fail: (224) [user] is_like_space('D')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1020866)
   Exit: (223) [system] get_char((0x55798e5fad60), 'D')
   Call: (223) [system] 'D'='('
   Fail: (223) [system] 'D'='('
   Call: (223) [system] 'D'='['
   Fail: (223) [system] 'D'='['
   Call: (223) [system] 'D'='{'
   Fail: (223) [system] 'D'='{'
   Call: (223) [system] 'D'='"'
   Fail: (223) [system] 'D'='"'
   Call: (223) [system] 'D'=!
   Fail: (223) [system] 'D'=!
   Call: (223) [system] 'D'='\''
   Fail: (223) [system] 'D'='\''
   Call: (223) [system] 'D'='`'
   Fail: (223) [system] 'D'='`'
   Call: (223) [system] 'D'=end_of_file
   Fail: (223) [system] 'D'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1004854)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1038508)
   Call: (225) [system] peek_char((0x55798e5fad60), _1039442)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
^  Call: (225) [user] is_delimiter(')')
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] arg(_1044162, v('(', ')', end_of_file), ')')
   Exit: (226) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (225) [user] is_delimiter(')')
   Call: (225) [system] _1038508=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (224) [user] classify_and_convert_charseq('D', [], _1004854)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1050624, _1050626), once(user:catch(read_from_chars(['D'], _1004854), _1050600, fail)), '$restore_trace'(_1050624, _1050626))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1050624, _1050626))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1004854), _1050600, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_1004854)
   Fail: (225) [system] atomic(_1004854)
   Call: (225) [system] atom_chars(_1004854, ['D'])
   Exit: (225) [system] atom_chars('D', ['D'])
^  Exit: (224) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1060000)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1061858)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1076012)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55798e5fad60), _1079802)
   Exit: (223) [system] get_char((0x55798e5fad60), ')')
   Call: (223) [system] _1060000=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [])
   Call: (222) [system] _971906=['D']
   Exit: (222) [system] ['D']=['D']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (221) [system] _885684=['C', 'D']
   Exit: (221) [system] ['C', 'D']=['C', 'D']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (220) [system] _707454=['OrLink', 'C', 'D']
   Exit: (220) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1093684)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1095542)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _1103280)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1105984)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'E')
   Call: (221) [system] 'E'=(;)
   Fail: (221) [system] 'E'=(;)
^  Call: (221) [user] is_like_space('E')
   Call: (222) [system] char_type('E', 'white')
   Fail: (222) [system] char_type('E', 'white')
   Call: (222) [system] char_type('E', end_of_line)
   Fail: (222) [system] char_type('E', end_of_line)
   Call: (222) [system] char_type('E', space)
   Fail: (222) [system] char_type('E', space)
   Call: (222) [system] char_type('E', cntrl)
   Fail: (222) [system] char_type('E', cntrl)
^  Fail: (221) [user] is_like_space('E')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1121062)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'E')
   Call: (219) [system] 'E'=')'
   Fail: (219) [system] 'E'=')'
   Call: (219) [system] 'E'=end_of_file
   Fail: (219) [system] 'E'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1126632)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1128490)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'E')
   Call: (221) [system] 'E'=(;)
   Fail: (221) [system] 'E'=(;)
^  Call: (221) [user] is_like_space('E')
   Call: (222) [system] char_type('E', 'white')
   Fail: (222) [system] char_type('E', 'white')
   Call: (222) [system] char_type('E', end_of_line)
   Fail: (222) [system] char_type('E', end_of_line)
   Call: (222) [system] char_type('E', space)
   Fail: (222) [system] char_type('E', space)
   Call: (222) [system] char_type('E', cntrl)
   Fail: (222) [system] char_type('E', cntrl)
^  Fail: (221) [user] is_like_space('E')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1142644)
   Exit: (220) [system] get_char((0x55798e5fad60), 'E')
   Call: (220) [system] 'E'='('
   Fail: (220) [system] 'E'='('
   Call: (220) [system] 'E'='['
   Fail: (220) [system] 'E'='['
   Call: (220) [system] 'E'='{'
   Fail: (220) [system] 'E'='{'
   Call: (220) [system] 'E'='"'
   Fail: (220) [system] 'E'='"'
   Call: (220) [system] 'E'=!
   Fail: (220) [system] 'E'=!
   Call: (220) [system] 'E'='\''
   Fail: (220) [system] 'E'='\''
   Call: (220) [system] 'E'='`'
   Fail: (220) [system] 'E'='`'
   Call: (220) [system] 'E'=end_of_file
   Fail: (220) [system] 'E'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'E', _1126632)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1160286)
   Call: (222) [system] peek_char((0x55798e5fad60), _1161220)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
^  Call: (222) [user] is_delimiter(')')
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] arg(_1165940, v('(', ')', end_of_file), ')')
   Exit: (223) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (222) [user] is_delimiter(')')
   Call: (222) [system] _1160286=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (221) [user] classify_and_convert_charseq('E', [], _1126632)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_1172402, _1172404), once(user:catch(read_from_chars(['E'], _1126632), _1172378, fail)), '$restore_trace'(_1172402, _1172404))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_1172402, _1172404))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1126632), _1172378, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_1126632)
   Fail: (222) [system] atomic(_1126632)
   Call: (222) [system] atom_chars(_1126632, ['E'])
   Exit: (222) [system] atom_chars('E', ['E'])
^  Exit: (221) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1181778)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1183636)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1197790)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55798e5fad60), _1201580)
   Exit: (220) [system] get_char((0x55798e5fad60), ')')
   Call: (220) [system] _1181778=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [])
   Call: (219) [system] _1093684=['E']
   Exit: (219) [system] ['E']=['E']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (218) [system] _674506=[['OrLink', 'C', 'D'], 'E']
   Exit: (218) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (217) [system] _412626=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (217) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _1215462)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1217320)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1231474)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55798e5fad60), _1235264)
   Exit: (216) [system] get_char((0x55798e5fad60), ')')
   Call: (216) [system] _1215462=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [])
   Call: (215) [system] _379678=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (215) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (214) [system] _293456=['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (214) [system] ['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (213) [system] _98496=['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (213) [system] ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1249146)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1251004)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1265158)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55798e5fad60), _1268948)
   Exit: (212) [system] get_char((0x55798e5fad60), ')')
   Call: (212) [system] _1249146=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [])
   Call: (211) [system] _65548=[['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (211) [system] [['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (210) [system] _4950=[['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (210) [system] [['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (209) [system] _4942=[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (209) [system] [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1282830)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1284688)
   Exit: (209) [system] peek_char((0x55798e5fad60), '\n')
   Call: (209) [system] '\n'=(;)
   Fail: (209) [system] '\n'=(;)
^  Call: (209) [user] is_like_space('\n')
   Call: (210) [system] char_type('\n', 'white')
   Fail: (210) [system] char_type('\n', 'white')
   Call: (210) [system] char_type('\n', end_of_line)
   Exit: (210) [system] char_type('\n', end_of_line)
^  Exit: (209) [user] is_like_space('\n')
   Call: (209) [system] get_char((0x55798e5fad60), _1294282)
   Exit: (209) [system] get_char((0x55798e5fad60), '\n')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1296986)
   Exit: (210) [system] peek_char((0x55798e5fad60), '\t')
   Call: (210) [system] '\t'=(;)
   Fail: (210) [system] '\t'=(;)
^  Call: (210) [user] is_like_space('\t')
   Call: (211) [system] char_type('\t', 'white')
   Exit: (211) [system] char_type('\t', 'white')
^  Exit: (210) [user] is_like_space('\t')
   Call: (210) [system] get_char((0x55798e5fad60), _1304724)
   Exit: (210) [system] get_char((0x55798e5fad60), '\t')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1307428)
   Exit: (211) [system] peek_char((0x55798e5fad60), '\t')
   Call: (211) [system] '\t'=(;)
   Fail: (211) [system] '\t'=(;)
^  Call: (211) [user] is_like_space('\t')
   Call: (212) [system] char_type('\t', 'white')
   Exit: (212) [system] char_type('\t', 'white')
^  Exit: (211) [user] is_like_space('\t')
   Call: (211) [system] get_char((0x55798e5fad60), _1315166)
   Exit: (211) [system] get_char((0x55798e5fad60), '\t')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1317870)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _1325608)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1328312)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1346162)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _1351732)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1353590)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _1367744)
   Exit: (209) [system] get_char((0x55798e5fad60), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1351732)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1373314)
   Exit: (211) [system] peek_char((0x55798e5fad60), :)
   Call: (211) [system] (:)=(;)
   Fail: (211) [system] (:)=(;)
^  Call: (211) [user] is_like_space(:)
   Call: (212) [system] char_type(:, 'white')
   Fail: (212) [system] char_type(:, 'white')
   Call: (212) [system] char_type(:, end_of_line)
   Fail: (212) [system] char_type(:, end_of_line)
   Call: (212) [system] char_type(:, space)
   Fail: (212) [system] char_type(:, space)
   Call: (212) [system] char_type(:, cntrl)
   Fail: (212) [system] char_type(:, cntrl)
^  Fail: (211) [user] is_like_space(:)
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1387468)
   Exit: (210) [system] peek_char((0x55798e5fad60), :)
   Call: (210) [system] (:)=')'
   Fail: (210) [system] (:)=')'
   Call: (210) [system] (:)=end_of_file
   Fail: (210) [system] (:)=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1393038)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1394896)
   Exit: (212) [system] peek_char((0x55798e5fad60), :)
   Call: (212) [system] (:)=(;)
   Fail: (212) [system] (:)=(;)
^  Call: (212) [user] is_like_space(:)
   Call: (213) [system] char_type(:, 'white')
   Fail: (213) [system] char_type(:, 'white')
   Call: (213) [system] char_type(:, end_of_line)
   Fail: (213) [system] char_type(:, end_of_line)
   Call: (213) [system] char_type(:, space)
   Fail: (213) [system] char_type(:, space)
   Call: (213) [system] char_type(:, cntrl)
   Fail: (213) [system] char_type(:, cntrl)
^  Fail: (212) [user] is_like_space(:)
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1409050)
   Exit: (211) [system] get_char((0x55798e5fad60), :)
   Call: (211) [system] (:)='('
   Fail: (211) [system] (:)='('
   Call: (211) [system] (:)='['
   Fail: (211) [system] (:)='['
   Call: (211) [system] (:)='{'
   Fail: (211) [system] (:)='{'
   Call: (211) [system] (:)='"'
   Fail: (211) [system] (:)='"'
   Call: (211) [system] (:)=!
   Fail: (211) [system] (:)=!
   Call: (211) [system] (:)='\''
   Fail: (211) [system] (:)='\''
   Call: (211) [system] (:)='`'
   Fail: (211) [system] (:)='`'
   Call: (211) [system] (:)=end_of_file
   Fail: (211) [system] (:)=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), :, _1393038)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1426692)
   Call: (213) [system] peek_char((0x55798e5fad60), _1427626)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _1426692=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (212) [user] classify_and_convert_charseq(:, [], _1393038)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1436936, _1436938), once(user:catch(read_from_chars([:], _1393038), _1436912, fail)), '$restore_trace'(_1436936, _1436938))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1436936, _1436938))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1436912, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(:)
   Exit: (213) [system] atomic(:)
^  Exit: (212) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1444436)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1446294)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _1454032)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1456736)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1471814)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _1477384)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1479242)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _1493396)
   Exit: (212) [system] get_char((0x55798e5fad60), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1477384)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1498966)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'C')
   Call: (214) [system] 'C'=(;)
   Fail: (214) [system] 'C'=(;)
^  Call: (214) [user] is_like_space('C')
   Call: (215) [system] char_type('C', 'white')
   Fail: (215) [system] char_type('C', 'white')
   Call: (215) [system] char_type('C', end_of_line)
   Fail: (215) [system] char_type('C', end_of_line)
   Call: (215) [system] char_type('C', space)
   Fail: (215) [system] char_type('C', space)
   Call: (215) [system] char_type('C', cntrl)
   Fail: (215) [system] char_type('C', cntrl)
^  Fail: (214) [user] is_like_space('C')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1513120)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'C')
   Call: (213) [system] 'C'=')'
   Fail: (213) [system] 'C'=')'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1518690)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1520548)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1534702)
   Exit: (214) [system] get_char((0x55798e5fad60), 'C')
   Call: (214) [system] 'C'='('
   Fail: (214) [system] 'C'='('
   Call: (214) [system] 'C'='['
   Fail: (214) [system] 'C'='['
   Call: (214) [system] 'C'='{'
   Fail: (214) [system] 'C'='{'
   Call: (214) [system] 'C'='"'
   Fail: (214) [system] 'C'='"'
   Call: (214) [system] 'C'=!
   Fail: (214) [system] 'C'=!
   Call: (214) [system] 'C'='\''
   Fail: (214) [system] 'C'='\''
   Call: (214) [system] 'C'='`'
   Fail: (214) [system] 'C'='`'
   Call: (214) [system] 'C'=end_of_file
   Fail: (214) [system] 'C'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1518690)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1552344)
   Call: (216) [system] peek_char((0x55798e5fad60), _1553278)
   Exit: (216) [system] peek_char((0x55798e5fad60), o)
^  Call: (216) [user] is_delimiter(o)
   Call: (217) [system] char_type(o, space)
   Fail: (217) [system] char_type(o, space)
   Call: (217) [system] arg(_1557998, v('(', ')', end_of_file), o)
   Fail: (217) [system] arg(_1558930, v('(', ')', end_of_file), o)
^  Fail: (216) [user] is_delimiter(o)
   Call: (216) [system] ')'==o
   Fail: (216) [system] ')'==o
   Call: (216) [system] get_char((0x55798e5fad60), o)
   Exit: (216) [system] get_char((0x55798e5fad60), o)
   Call: (216) [system] o=(\)
   Fail: (216) [system] o=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1566280)
   Call: (217) [system] peek_char((0x55798e5fad60), _1567214)
   Exit: (217) [system] peek_char((0x55798e5fad60), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_1571934, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_1572866, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55798e5fad60), n)
   Exit: (217) [system] get_char((0x55798e5fad60), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1580216)
   Call: (218) [system] peek_char((0x55798e5fad60), _1581150)
   Exit: (218) [system] peek_char((0x55798e5fad60), j)
^  Call: (218) [user] is_delimiter(j)
   Call: (219) [system] char_type(j, space)
   Fail: (219) [system] char_type(j, space)
   Call: (219) [system] arg(_1585870, v('(', ')', end_of_file), j)
   Fail: (219) [system] arg(_1586802, v('(', ')', end_of_file), j)
^  Fail: (218) [user] is_delimiter(j)
   Call: (218) [system] ')'==j
   Fail: (218) [system] ')'==j
   Call: (218) [system] get_char((0x55798e5fad60), j)
   Exit: (218) [system] get_char((0x55798e5fad60), j)
   Call: (218) [system] j=(\)
   Fail: (218) [system] j=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1594152)
   Call: (219) [system] peek_char((0x55798e5fad60), _1595086)
   Exit: (219) [system] peek_char((0x55798e5fad60), u)
^  Call: (219) [user] is_delimiter(u)
   Call: (220) [system] char_type(u, space)
   Fail: (220) [system] char_type(u, space)
   Call: (220) [system] arg(_1599806, v('(', ')', end_of_file), u)
   Fail: (220) [system] arg(_1600738, v('(', ')', end_of_file), u)
^  Fail: (219) [user] is_delimiter(u)
   Call: (219) [system] ')'==u
   Fail: (219) [system] ')'==u
   Call: (219) [system] get_char((0x55798e5fad60), u)
   Exit: (219) [system] get_char((0x55798e5fad60), u)
   Call: (219) [system] u=(\)
   Fail: (219) [system] u=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1608088)
   Call: (220) [system] peek_char((0x55798e5fad60), _1609022)
   Exit: (220) [system] peek_char((0x55798e5fad60), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_1613742, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_1614674, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55798e5fad60), n)
   Exit: (220) [system] get_char((0x55798e5fad60), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1622024)
   Call: (221) [system] peek_char((0x55798e5fad60), _1622958)
   Exit: (221) [system] peek_char((0x55798e5fad60), c)
^  Call: (221) [user] is_delimiter(c)
   Call: (222) [system] char_type(c, space)
   Fail: (222) [system] char_type(c, space)
   Call: (222) [system] arg(_1627678, v('(', ')', end_of_file), c)
   Fail: (222) [system] arg(_1628610, v('(', ')', end_of_file), c)
^  Fail: (221) [user] is_delimiter(c)
   Call: (221) [system] ')'==c
   Fail: (221) [system] ')'==c
   Call: (221) [system] get_char((0x55798e5fad60), c)
   Exit: (221) [system] get_char((0x55798e5fad60), c)
   Call: (221) [system] c=(\)
   Fail: (221) [system] c=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1635960)
   Call: (222) [system] peek_char((0x55798e5fad60), _1636894)
   Exit: (222) [system] peek_char((0x55798e5fad60), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_1641614, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_1642546, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55798e5fad60), t)
   Exit: (222) [system] get_char((0x55798e5fad60), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1649896)
   Call: (223) [system] peek_char((0x55798e5fad60), _1650830)
   Exit: (223) [system] peek_char((0x55798e5fad60), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_1655550, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_1656482, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55798e5fad60), i)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1663832)
   Call: (224) [system] peek_char((0x55798e5fad60), _1664766)
   Exit: (224) [system] peek_char((0x55798e5fad60), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_1669486, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_1670418, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55798e5fad60), o)
   Exit: (224) [system] get_char((0x55798e5fad60), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1677768)
   Call: (225) [system] peek_char((0x55798e5fad60), _1678702)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_1683422, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_1684354, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1691704)
   Call: (226) [system] peek_char((0x55798e5fad60), _1692638)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (226) [user] is_delimiter('I')
   Call: (227) [system] char_type('I', space)
   Fail: (227) [system] char_type('I', space)
   Call: (227) [system] arg(_1697358, v('(', ')', end_of_file), 'I')
   Fail: (227) [system] arg(_1698290, v('(', ')', end_of_file), 'I')
^  Fail: (226) [user] is_delimiter('I')
   Call: (226) [system] ')'=='I'
   Fail: (226) [system] ')'=='I'
   Call: (226) [system] get_char((0x55798e5fad60), 'I')
   Exit: (226) [system] get_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'=(\)
   Fail: (226) [system] 'I'=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1705640)
   Call: (227) [system] peek_char((0x55798e5fad60), _1706574)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_1711294, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_1712226, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1719576)
   Call: (228) [system] peek_char((0x55798e5fad60), _1720510)
   Exit: (228) [system] peek_char((0x55798e5fad60), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_1725230, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_1726162, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55798e5fad60), t)
   Exit: (228) [system] get_char((0x55798e5fad60), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1733512)
   Call: (229) [system] peek_char((0x55798e5fad60), _1734446)
   Exit: (229) [system] peek_char((0x55798e5fad60), r)
^  Call: (229) [user] is_delimiter(r)
   Call: (230) [system] char_type(r, space)
   Fail: (230) [system] char_type(r, space)
   Call: (230) [system] arg(_1739166, v('(', ')', end_of_file), r)
   Fail: (230) [system] arg(_1740098, v('(', ')', end_of_file), r)
^  Fail: (229) [user] is_delimiter(r)
   Call: (229) [system] ')'==r
   Fail: (229) [system] ')'==r
   Call: (229) [system] get_char((0x55798e5fad60), r)
   Exit: (229) [system] get_char((0x55798e5fad60), r)
   Call: (229) [system] r=(\)
   Fail: (229) [system] r=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1747448)
   Call: (230) [system] peek_char((0x55798e5fad60), _1748382)
   Exit: (230) [system] peek_char((0x55798e5fad60), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_1753102, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_1754034, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55798e5fad60), o)
   Exit: (230) [system] get_char((0x55798e5fad60), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1761384)
   Call: (231) [system] peek_char((0x55798e5fad60), _1762318)
   Exit: (231) [system] peek_char((0x55798e5fad60), d)
^  Call: (231) [user] is_delimiter(d)
   Call: (232) [system] char_type(d, space)
   Fail: (232) [system] char_type(d, space)
   Call: (232) [system] arg(_1767038, v('(', ')', end_of_file), d)
   Fail: (232) [system] arg(_1767970, v('(', ')', end_of_file), d)
^  Fail: (231) [user] is_delimiter(d)
   Call: (231) [system] ')'==d
   Fail: (231) [system] ')'==d
   Call: (231) [system] get_char((0x55798e5fad60), d)
   Exit: (231) [system] get_char((0x55798e5fad60), d)
   Call: (231) [system] d=(\)
   Fail: (231) [system] d=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1775320)
   Call: (232) [system] peek_char((0x55798e5fad60), _1776254)
   Exit: (232) [system] peek_char((0x55798e5fad60), u)
^  Call: (232) [user] is_delimiter(u)
   Call: (233) [system] char_type(u, space)
   Fail: (233) [system] char_type(u, space)
   Call: (233) [system] arg(_1780974, v('(', ')', end_of_file), u)
   Fail: (233) [system] arg(_1781906, v('(', ')', end_of_file), u)
^  Fail: (232) [user] is_delimiter(u)
   Call: (232) [system] ')'==u
   Fail: (232) [system] ')'==u
   Call: (232) [system] get_char((0x55798e5fad60), u)
   Exit: (232) [system] get_char((0x55798e5fad60), u)
   Call: (232) [system] u=(\)
   Fail: (232) [system] u=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1789256)
   Call: (233) [system] peek_char((0x55798e5fad60), _1790190)
   Exit: (233) [system] peek_char((0x55798e5fad60), c)
^  Call: (233) [user] is_delimiter(c)
   Call: (234) [system] char_type(c, space)
   Fail: (234) [system] char_type(c, space)
   Call: (234) [system] arg(_1794910, v('(', ')', end_of_file), c)
   Fail: (234) [system] arg(_1795842, v('(', ')', end_of_file), c)
^  Fail: (233) [user] is_delimiter(c)
   Call: (233) [system] ')'==c
   Fail: (233) [system] ')'==c
   Call: (233) [system] get_char((0x55798e5fad60), c)
   Exit: (233) [system] get_char((0x55798e5fad60), c)
   Call: (233) [system] c=(\)
   Fail: (233) [system] c=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1803192)
   Call: (234) [system] peek_char((0x55798e5fad60), _1804126)
   Exit: (234) [system] peek_char((0x55798e5fad60), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_1808846, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_1809778, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55798e5fad60), t)
   Exit: (234) [system] get_char((0x55798e5fad60), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1817128)
   Call: (235) [system] peek_char((0x55798e5fad60), _1818062)
   Exit: (235) [system] peek_char((0x55798e5fad60), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_1822782, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_1823714, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55798e5fad60), i)
   Exit: (235) [system] get_char((0x55798e5fad60), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1831064)
   Call: (236) [system] peek_char((0x55798e5fad60), _1831998)
   Exit: (236) [system] peek_char((0x55798e5fad60), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_1836718, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_1837650, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55798e5fad60), o)
   Exit: (236) [system] get_char((0x55798e5fad60), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1845000)
   Call: (237) [system] peek_char((0x55798e5fad60), _1845934)
   Exit: (237) [system] peek_char((0x55798e5fad60), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_1850654, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_1851586, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55798e5fad60), n)
   Exit: (237) [system] get_char((0x55798e5fad60), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1858936)
   Call: (238) [system] peek_char((0x55798e5fad60), _1859870)
   Exit: (238) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _1858936=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (237) [system] _1845000=[n]
   Exit: (237) [system] [n]=[n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (236) [system] _1831064=[o, n]
   Exit: (236) [system] [o, n]=[o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (235) [system] _1817128=[i, o, n]
   Exit: (235) [system] [i, o, n]=[i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (234) [system] _1803192=[t, i, o, n]
   Exit: (234) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (233) [system] _1789256=[c, t, i, o, n]
   Exit: (233) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (232) [system] _1775320=[u, c, t, i, o, n]
   Exit: (232) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (231) [system] _1761384=[d, u, c, t, i, o, n]
   Exit: (231) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (230) [system] _1747448=[o, d, u, c, t, i, o, n]
   Exit: (230) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (229) [system] _1733512=[r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1719576=[t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1705640=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1691704=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1677768=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1663832=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1649896=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1635960=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1622024=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1608088=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1594152=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1580216=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1566280=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1552344=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (215) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1518690)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1930648, _1930650), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1518690), _1930624, fail)), '$restore_trace'(_1930648, _1930650))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1930648, _1930650))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1518690), _1930624, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1518690)
   Fail: (216) [system] atomic(_1518690)
   Call: (216) [system] atom_chars(_1518690, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (216) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (215) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionIntroduction')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionIntroduction')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1940024)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1941882)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _1949620)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1952324)
   Exit: (216) [system] peek_char((0x55798e5fad60), a)
   Call: (216) [system] a=(;)
   Fail: (216) [system] a=(;)
^  Call: (216) [user] is_like_space(a)
   Call: (217) [system] char_type(a, 'white')
   Fail: (217) [system] char_type(a, 'white')
   Call: (217) [system] char_type(a, end_of_line)
   Fail: (217) [system] char_type(a, end_of_line)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] char_type(a, cntrl)
   Fail: (217) [system] char_type(a, cntrl)
^  Fail: (216) [user] is_like_space(a)
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1967402)
   Exit: (214) [system] peek_char((0x55798e5fad60), a)
   Call: (214) [system] a=')'
   Fail: (214) [system] a=')'
   Call: (214) [system] a=end_of_file
   Fail: (214) [system] a=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _1972972)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1974830)
   Exit: (216) [system] peek_char((0x55798e5fad60), a)
   Call: (216) [system] a=(;)
   Fail: (216) [system] a=(;)
^  Call: (216) [user] is_like_space(a)
   Call: (217) [system] char_type(a, 'white')
   Fail: (217) [system] char_type(a, 'white')
   Call: (217) [system] char_type(a, end_of_line)
   Fail: (217) [system] char_type(a, end_of_line)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] char_type(a, cntrl)
   Fail: (217) [system] char_type(a, cntrl)
^  Fail: (216) [user] is_like_space(a)
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _1988984)
   Exit: (215) [system] get_char((0x55798e5fad60), a)
   Call: (215) [system] a='('
   Fail: (215) [system] a='('
   Call: (215) [system] a='['
   Fail: (215) [system] a='['
   Call: (215) [system] a='{'
   Fail: (215) [system] a='{'
   Call: (215) [system] a='"'
   Fail: (215) [system] a='"'
   Call: (215) [system] a=!
   Fail: (215) [system] a=!
   Call: (215) [system] a='\''
   Fail: (215) [system] a='\''
   Call: (215) [system] a='`'
   Fail: (215) [system] a='`'
   Call: (215) [system] a=end_of_file
   Fail: (215) [system] a=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), a, _1972972)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _2006626)
   Call: (217) [system] peek_char((0x55798e5fad60), _2007560)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _2006626=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (216) [user] classify_and_convert_charseq(a, [], _1972972)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_2016870, _2016872), once(user:catch(read_from_chars([a], _1972972), _2016846, fail)), '$restore_trace'(_2016870, _2016872))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_2016870, _2016872))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _2016846, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(a)
   Exit: (217) [system] atomic(a)
^  Exit: (216) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _2024370)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _2026228)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _2033966)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _2036670)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
   Call: (217) [system] a=(;)
   Fail: (217) [system] a=(;)
^  Call: (217) [user] is_like_space(a)
   Call: (218) [system] char_type(a, 'white')
   Fail: (218) [system] char_type(a, 'white')
   Call: (218) [system] char_type(a, end_of_line)
   Fail: (218) [system] char_type(a, end_of_line)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] char_type(a, cntrl)
   Fail: (218) [system] char_type(a, cntrl)
^  Fail: (217) [user] is_like_space(a)
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _2051748)
   Exit: (215) [system] peek_char((0x55798e5fad60), a)
   Call: (215) [system] a=')'
   Fail: (215) [system] a=')'
   Call: (215) [system] a=end_of_file
   Fail: (215) [system] a=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _2057318)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _2059176)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
   Call: (217) [system] a=(;)
   Fail: (217) [system] a=(;)
^  Call: (217) [user] is_like_space(a)
   Call: (218) [system] char_type(a, 'white')
   Fail: (218) [system] char_type(a, 'white')
   Call: (218) [system] char_type(a, end_of_line)
   Fail: (218) [system] char_type(a, end_of_line)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] char_type(a, cntrl)
   Fail: (218) [system] char_type(a, cntrl)
^  Fail: (217) [user] is_like_space(a)
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _2073330)
   Exit: (216) [system] get_char((0x55798e5fad60), a)
   Call: (216) [system] a='('
   Fail: (216) [system] a='('
   Call: (216) [system] a='['
   Fail: (216) [system] a='['
   Call: (216) [system] a='{'
   Fail: (216) [system] a='{'
   Call: (216) [system] a='"'
   Fail: (216) [system] a='"'
   Call: (216) [system] a=!
   Fail: (216) [system] a=!
   Call: (216) [system] a='\''
   Fail: (216) [system] a='\''
   Call: (216) [system] a='`'
   Fail: (216) [system] a='`'
   Call: (216) [system] a=end_of_file
   Fail: (216) [system] a=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), a, _2057318)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _2090972)
   Call: (218) [system] peek_char((0x55798e5fad60), _2091906)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
^  Call: (218) [user] is_delimiter(')')
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] arg(_5142, v('(', ')', end_of_file), ')')
   Exit: (219) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (218) [user] is_delimiter(')')
   Call: (218) [system] _5072=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (217) [user] classify_and_convert_charseq(a, [], _5068)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_11364, _11366), once(user:catch(read_from_chars([a], _5068), _11340, fail)), '$restore_trace'(_11364, _11366))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_11364, _11366))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _11340, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(a)
   Exit: (218) [system] atomic(a)
^  Exit: (217) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _18864)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _20722)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _34876)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55798e5fad60), _38666)
   Exit: (216) [system] get_char((0x55798e5fad60), ')')
   Call: (216) [system] _18864=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [])
   Call: (215) [system] _5064=[a]
   Exit: (215) [system] [a]=[a]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (214) [system] _5058=[a, a]
   Exit: (214) [system] [a, a]=[a, a]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [a, a])
   Call: (213) [system] _5050=['ConjunctionIntroduction', a, a]
   Exit: (213) [system] ['ConjunctionIntroduction', a, a]=['ConjunctionIntroduction', a, a]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['ConjunctionIntroduction', a, a])
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), ['ConjunctionIntroduction', a, a])
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _52548)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _54406)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _62144)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _64848)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _79926)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _85496)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _87354)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _101508)
   Exit: (213) [system] get_char((0x55798e5fad60), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _85496)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _107078)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _121232)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'=')'
   Fail: (214) [system] 'A'=')'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _126802)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _128660)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _142814)
   Exit: (215) [system] get_char((0x55798e5fad60), 'A')
   Call: (215) [system] 'A'='('
   Fail: (215) [system] 'A'='('
   Call: (215) [system] 'A'='['
   Fail: (215) [system] 'A'='['
   Call: (215) [system] 'A'='{'
   Fail: (215) [system] 'A'='{'
   Call: (215) [system] 'A'='"'
   Fail: (215) [system] 'A'='"'
   Call: (215) [system] 'A'=!
   Fail: (215) [system] 'A'=!
   Call: (215) [system] 'A'='\''
   Fail: (215) [system] 'A'='\''
   Call: (215) [system] 'A'='`'
   Fail: (215) [system] 'A'='`'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'A', _126802)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _160456)
   Call: (217) [system] peek_char((0x55798e5fad60), _161390)
   Exit: (217) [system] peek_char((0x55798e5fad60), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_166110, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_167042, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55798e5fad60), n)
   Exit: (217) [system] get_char((0x55798e5fad60), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _174392)
   Call: (218) [system] peek_char((0x55798e5fad60), _175326)
   Exit: (218) [system] peek_char((0x55798e5fad60), d)
^  Call: (218) [user] is_delimiter(d)
   Call: (219) [system] char_type(d, space)
   Fail: (219) [system] char_type(d, space)
   Call: (219) [system] arg(_180046, v('(', ')', end_of_file), d)
   Fail: (219) [system] arg(_180978, v('(', ')', end_of_file), d)
^  Fail: (218) [user] is_delimiter(d)
   Call: (218) [system] ')'==d
   Fail: (218) [system] ')'==d
   Call: (218) [system] get_char((0x55798e5fad60), d)
   Exit: (218) [system] get_char((0x55798e5fad60), d)
   Call: (218) [system] d=(\)
   Fail: (218) [system] d=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _188328)
   Call: (219) [system] peek_char((0x55798e5fad60), _189262)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (219) [user] is_delimiter('L')
   Call: (220) [system] char_type('L', space)
   Fail: (220) [system] char_type('L', space)
   Call: (220) [system] arg(_193982, v('(', ')', end_of_file), 'L')
   Fail: (220) [system] arg(_194914, v('(', ')', end_of_file), 'L')
^  Fail: (219) [user] is_delimiter('L')
   Call: (219) [system] ')'=='L'
   Fail: (219) [system] ')'=='L'
   Call: (219) [system] get_char((0x55798e5fad60), 'L')
   Exit: (219) [system] get_char((0x55798e5fad60), 'L')
   Call: (219) [system] 'L'=(\)
   Fail: (219) [system] 'L'=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _202264)
   Call: (220) [system] peek_char((0x55798e5fad60), _203198)
   Exit: (220) [system] peek_char((0x55798e5fad60), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_207918, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_208850, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55798e5fad60), i)
   Exit: (220) [system] get_char((0x55798e5fad60), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _216200)
   Call: (221) [system] peek_char((0x55798e5fad60), _217134)
   Exit: (221) [system] peek_char((0x55798e5fad60), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_221854, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_222786, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55798e5fad60), n)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _230136)
   Call: (222) [system] peek_char((0x55798e5fad60), _231070)
   Exit: (222) [system] peek_char((0x55798e5fad60), k)
^  Call: (222) [user] is_delimiter(k)
   Call: (223) [system] char_type(k, space)
   Fail: (223) [system] char_type(k, space)
   Call: (223) [system] arg(_235790, v('(', ')', end_of_file), k)
   Fail: (223) [system] arg(_236722, v('(', ')', end_of_file), k)
^  Fail: (222) [user] is_delimiter(k)
   Call: (222) [system] ')'==k
   Fail: (222) [system] ')'==k
   Call: (222) [system] get_char((0x55798e5fad60), k)
   Exit: (222) [system] get_char((0x55798e5fad60), k)
   Call: (222) [system] k=(\)
   Fail: (222) [system] k=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _244072)
   Call: (223) [system] peek_char((0x55798e5fad60), _245006)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _244072=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (222) [system] _230136=[k]
   Exit: (222) [system] [k]=[k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (221) [system] _216200=[n, k]
   Exit: (221) [system] [n, k]=[n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (220) [system] _202264=[i, n, k]
   Exit: (220) [system] [i, n, k]=[i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (219) [system] _188328=['L', i, n, k]
   Exit: (219) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (218) [system] _174392=[d, 'L', i, n, k]
   Exit: (218) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (217) [system] _160456=[n, d, 'L', i, n, k]
   Exit: (217) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (216) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _126802)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_271080, _271082), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _126802), _271056, fail)), '$restore_trace'(_271080, _271082))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_271080, _271082))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _126802), _271056, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_126802)
   Fail: (217) [system] atomic(_126802)
   Call: (217) [system] atom_chars(_126802, ['A', n, d, 'L', i, n, k])
   Exit: (217) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (216) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _280456)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _282314)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _290052)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _292756)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'B')
   Call: (217) [system] 'B'=(;)
   Fail: (217) [system] 'B'=(;)
^  Call: (217) [user] is_like_space('B')
   Call: (218) [system] char_type('B', 'white')
   Fail: (218) [system] char_type('B', 'white')
   Call: (218) [system] char_type('B', end_of_line)
   Fail: (218) [system] char_type('B', end_of_line)
   Call: (218) [system] char_type('B', space)
   Fail: (218) [system] char_type('B', space)
   Call: (218) [system] char_type('B', cntrl)
   Fail: (218) [system] char_type('B', cntrl)
^  Fail: (217) [user] is_like_space('B')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _307834)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'B')
   Call: (215) [system] 'B'=')'
   Fail: (215) [system] 'B'=')'
   Call: (215) [system] 'B'=end_of_file
   Fail: (215) [system] 'B'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _313404)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _315262)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'B')
   Call: (217) [system] 'B'=(;)
   Fail: (217) [system] 'B'=(;)
^  Call: (217) [user] is_like_space('B')
   Call: (218) [system] char_type('B', 'white')
   Fail: (218) [system] char_type('B', 'white')
   Call: (218) [system] char_type('B', end_of_line)
   Fail: (218) [system] char_type('B', end_of_line)
   Call: (218) [system] char_type('B', space)
   Fail: (218) [system] char_type('B', space)
   Call: (218) [system] char_type('B', cntrl)
   Fail: (218) [system] char_type('B', cntrl)
^  Fail: (217) [user] is_like_space('B')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _329416)
   Exit: (216) [system] get_char((0x55798e5fad60), 'B')
   Call: (216) [system] 'B'='('
   Fail: (216) [system] 'B'='('
   Call: (216) [system] 'B'='['
   Fail: (216) [system] 'B'='['
   Call: (216) [system] 'B'='{'
   Fail: (216) [system] 'B'='{'
   Call: (216) [system] 'B'='"'
   Fail: (216) [system] 'B'='"'
   Call: (216) [system] 'B'=!
   Fail: (216) [system] 'B'=!
   Call: (216) [system] 'B'='\''
   Fail: (216) [system] 'B'='\''
   Call: (216) [system] 'B'='`'
   Fail: (216) [system] 'B'='`'
   Call: (216) [system] 'B'=end_of_file
   Fail: (216) [system] 'B'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), 'B', _313404)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _347058)
   Call: (218) [system] peek_char((0x55798e5fad60), _347992)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _347058=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (217) [user] classify_and_convert_charseq('B', [], _313404)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_357302, _357304), once(user:catch(read_from_chars(['B'], _313404), _357278, fail)), '$restore_trace'(_357302, _357304))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_357302, _357304))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _313404), _357278, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_313404)
   Fail: (218) [system] atomic(_313404)
   Call: (218) [system] atom_chars(_313404, ['B'])
   Exit: (218) [system] atom_chars('B', ['B'])
^  Exit: (217) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _366678)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _368536)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _376274)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _378978)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'A')
   Call: (218) [system] 'A'=(;)
   Fail: (218) [system] 'A'=(;)
^  Call: (218) [user] is_like_space('A')
   Call: (219) [system] char_type('A', 'white')
   Fail: (219) [system] char_type('A', 'white')
   Call: (219) [system] char_type('A', end_of_line)
   Fail: (219) [system] char_type('A', end_of_line)
   Call: (219) [system] char_type('A', space)
   Fail: (219) [system] char_type('A', space)
   Call: (219) [system] char_type('A', cntrl)
   Fail: (219) [system] char_type('A', cntrl)
^  Fail: (218) [user] is_like_space('A')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _394056)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'A')
   Call: (216) [system] 'A'=')'
   Fail: (216) [system] 'A'=')'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _399626)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _401484)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'A')
   Call: (218) [system] 'A'=(;)
   Fail: (218) [system] 'A'=(;)
^  Call: (218) [user] is_like_space('A')
   Call: (219) [system] char_type('A', 'white')
   Fail: (219) [system] char_type('A', 'white')
   Call: (219) [system] char_type('A', end_of_line)
   Fail: (219) [system] char_type('A', end_of_line)
   Call: (219) [system] char_type('A', space)
   Fail: (219) [system] char_type('A', space)
   Call: (219) [system] char_type('A', cntrl)
   Fail: (219) [system] char_type('A', cntrl)
^  Fail: (218) [user] is_like_space('A')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _415638)
   Exit: (217) [system] get_char((0x55798e5fad60), 'A')
   Call: (217) [system] 'A'='('
   Fail: (217) [system] 'A'='('
   Call: (217) [system] 'A'='['
   Fail: (217) [system] 'A'='['
   Call: (217) [system] 'A'='{'
   Fail: (217) [system] 'A'='{'
   Call: (217) [system] 'A'='"'
   Fail: (217) [system] 'A'='"'
   Call: (217) [system] 'A'=!
   Fail: (217) [system] 'A'=!
   Call: (217) [system] 'A'='\''
   Fail: (217) [system] 'A'='\''
   Call: (217) [system] 'A'='`'
   Fail: (217) [system] 'A'='`'
   Call: (217) [system] 'A'=end_of_file
   Fail: (217) [system] 'A'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'A', _399626)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _433280)
   Call: (219) [system] peek_char((0x55798e5fad60), _434214)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
^  Call: (219) [user] is_delimiter(')')
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] arg(_438934, v('(', ')', end_of_file), ')')
   Exit: (220) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (219) [user] is_delimiter(')')
   Call: (219) [system] _433280=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (218) [user] classify_and_convert_charseq('A', [], _399626)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_445396, _445398), once(user:catch(read_from_chars(['A'], _399626), _445372, fail)), '$restore_trace'(_445396, _445398))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_445396, _445398))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _399626), _445372, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_399626)
   Fail: (219) [system] atomic(_399626)
   Call: (219) [system] atom_chars(_399626, ['A'])
   Exit: (219) [system] atom_chars('A', ['A'])
^  Exit: (218) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _454772)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _456630)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _470784)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55798e5fad60), _474574)
   Exit: (217) [system] get_char((0x55798e5fad60), ')')
   Call: (217) [system] _454772=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [])
   Call: (216) [system] _366678=['A']
   Exit: (216) [system] ['A']=['A']
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (215) [system] _280456=['B', 'A']
   Exit: (215) [system] ['B', 'A']=['B', 'A']
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), ['B', 'A'])
   Call: (214) [system] _85496=['AndLink', 'B', 'A']
   Exit: (214) [system] ['AndLink', 'B', 'A']=['AndLink', 'B', 'A']
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'B', 'A'])
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'B', 'A'])
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _488456)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _490314)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _504468)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55798e5fad60), _508258)
   Exit: (213) [system] get_char((0x55798e5fad60), ')')
   Call: (213) [system] _488456=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [])
   Call: (212) [system] _52548=[['AndLink', 'B', 'A']]
   Exit: (212) [system] [['AndLink', 'B', 'A']]=[['AndLink', 'B', 'A']]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'B', 'A']])
   Call: (211) [system] _5046=[['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']]
   Exit: (211) [system] [['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']]=[['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']])
   Call: (210) [system] _5038=[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']]
   Exit: (210) [system] [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']]=[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']])
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']])
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _522140)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _523998)
   Exit: (210) [system] peek_char((0x55798e5fad60), '\n')
   Call: (210) [system] '\n'=(;)
   Fail: (210) [system] '\n'=(;)
^  Call: (210) [user] is_like_space('\n')
   Call: (211) [system] char_type('\n', 'white')
   Fail: (211) [system] char_type('\n', 'white')
   Call: (211) [system] char_type('\n', end_of_line)
   Exit: (211) [system] char_type('\n', end_of_line)
^  Exit: (210) [user] is_like_space('\n')
   Call: (210) [system] get_char((0x55798e5fad60), _533592)
   Exit: (210) [system] get_char((0x55798e5fad60), '\n')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _536296)
   Exit: (211) [system] peek_char((0x55798e5fad60), '\t')
   Call: (211) [system] '\t'=(;)
   Fail: (211) [system] '\t'=(;)
^  Call: (211) [user] is_like_space('\t')
   Call: (212) [system] char_type('\t', 'white')
   Exit: (212) [system] char_type('\t', 'white')
^  Exit: (211) [user] is_like_space('\t')
   Call: (211) [system] get_char((0x55798e5fad60), _544034)
   Exit: (211) [system] get_char((0x55798e5fad60), '\t')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _546738)
   Exit: (212) [system] peek_char((0x55798e5fad60), '\t')
   Call: (212) [system] '\t'=(;)
   Fail: (212) [system] '\t'=(;)
^  Call: (212) [user] is_like_space('\t')
   Call: (213) [system] char_type('\t', 'white')
   Exit: (213) [system] char_type('\t', 'white')
^  Exit: (212) [user] is_like_space('\t')
   Call: (212) [system] get_char((0x55798e5fad60), _554476)
   Exit: (212) [system] get_char((0x55798e5fad60), '\t')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _557180)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _564918)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _567622)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _585472)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _591042)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _592900)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _607054)
   Exit: (210) [system] get_char((0x55798e5fad60), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _591042)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _612624)
   Exit: (212) [system] peek_char((0x55798e5fad60), :)
   Call: (212) [system] (:)=(;)
   Fail: (212) [system] (:)=(;)
^  Call: (212) [user] is_like_space(:)
   Call: (213) [system] char_type(:, 'white')
   Fail: (213) [system] char_type(:, 'white')
   Call: (213) [system] char_type(:, end_of_line)
   Fail: (213) [system] char_type(:, end_of_line)
   Call: (213) [system] char_type(:, space)
   Fail: (213) [system] char_type(:, space)
   Call: (213) [system] char_type(:, cntrl)
   Fail: (213) [system] char_type(:, cntrl)
^  Fail: (212) [user] is_like_space(:)
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _626778)
   Exit: (211) [system] peek_char((0x55798e5fad60), :)
   Call: (211) [system] (:)=')'
   Fail: (211) [system] (:)=')'
   Call: (211) [system] (:)=end_of_file
   Fail: (211) [system] (:)=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _632348)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _634206)
   Exit: (213) [system] peek_char((0x55798e5fad60), :)
   Call: (213) [system] (:)=(;)
   Fail: (213) [system] (:)=(;)
^  Call: (213) [user] is_like_space(:)
   Call: (214) [system] char_type(:, 'white')
   Fail: (214) [system] char_type(:, 'white')
   Call: (214) [system] char_type(:, end_of_line)
   Fail: (214) [system] char_type(:, end_of_line)
   Call: (214) [system] char_type(:, space)
   Fail: (214) [system] char_type(:, space)
   Call: (214) [system] char_type(:, cntrl)
   Fail: (214) [system] char_type(:, cntrl)
^  Fail: (213) [user] is_like_space(:)
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _648360)
   Exit: (212) [system] get_char((0x55798e5fad60), :)
   Call: (212) [system] (:)='('
   Fail: (212) [system] (:)='('
   Call: (212) [system] (:)='['
   Fail: (212) [system] (:)='['
   Call: (212) [system] (:)='{'
   Fail: (212) [system] (:)='{'
   Call: (212) [system] (:)='"'
   Fail: (212) [system] (:)='"'
   Call: (212) [system] (:)=!
   Fail: (212) [system] (:)=!
   Call: (212) [system] (:)='\''
   Fail: (212) [system] (:)='\''
   Call: (212) [system] (:)='`'
   Fail: (212) [system] (:)='`'
   Call: (212) [system] (:)=end_of_file
   Fail: (212) [system] (:)=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), :, _632348)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _666002)
   Call: (214) [system] peek_char((0x55798e5fad60), _666936)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _666002=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (213) [user] classify_and_convert_charseq(:, [], _632348)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_676246, _676248), once(user:catch(read_from_chars([:], _632348), _676222, fail)), '$restore_trace'(_676246, _676248))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_676246, _676248))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _676222, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(:)
   Exit: (214) [system] atomic(:)
^  Exit: (213) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _683746)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _685604)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _693342)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _696046)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _711124)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _716694)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _718552)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _732706)
   Exit: (213) [system] get_char((0x55798e5fad60), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _716694)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _738276)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _752430)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'C')
   Call: (214) [system] 'C'=')'
   Fail: (214) [system] 'C'=')'
   Call: (214) [system] 'C'=end_of_file
   Fail: (214) [system] 'C'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _758000)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _759858)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'C')
   Call: (216) [system] 'C'=(;)
   Fail: (216) [system] 'C'=(;)
^  Call: (216) [user] is_like_space('C')
   Call: (217) [system] char_type('C', 'white')
   Fail: (217) [system] char_type('C', 'white')
   Call: (217) [system] char_type('C', end_of_line)
   Fail: (217) [system] char_type('C', end_of_line)
   Call: (217) [system] char_type('C', space)
   Fail: (217) [system] char_type('C', space)
   Call: (217) [system] char_type('C', cntrl)
   Fail: (217) [system] char_type('C', cntrl)
^  Fail: (216) [user] is_like_space('C')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _774012)
   Exit: (215) [system] get_char((0x55798e5fad60), 'C')
   Call: (215) [system] 'C'='('
   Fail: (215) [system] 'C'='('
   Call: (215) [system] 'C'='['
   Fail: (215) [system] 'C'='['
   Call: (215) [system] 'C'='{'
   Fail: (215) [system] 'C'='{'
   Call: (215) [system] 'C'='"'
   Fail: (215) [system] 'C'='"'
   Call: (215) [system] 'C'=!
   Fail: (215) [system] 'C'=!
   Call: (215) [system] 'C'='\''
   Fail: (215) [system] 'C'='\''
   Call: (215) [system] 'C'='`'
   Fail: (215) [system] 'C'='`'
   Call: (215) [system] 'C'=end_of_file
   Fail: (215) [system] 'C'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'C', _758000)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _791654)
   Call: (217) [system] peek_char((0x55798e5fad60), _792588)
   Exit: (217) [system] peek_char((0x55798e5fad60), o)
^  Call: (217) [user] is_delimiter(o)
   Call: (218) [system] char_type(o, space)
   Fail: (218) [system] char_type(o, space)
   Call: (218) [system] arg(_797308, v('(', ')', end_of_file), o)
   Fail: (218) [system] arg(_798240, v('(', ')', end_of_file), o)
^  Fail: (217) [user] is_delimiter(o)
   Call: (217) [system] ')'==o
   Fail: (217) [system] ')'==o
   Call: (217) [system] get_char((0x55798e5fad60), o)
   Exit: (217) [system] get_char((0x55798e5fad60), o)
   Call: (217) [system] o=(\)
   Fail: (217) [system] o=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _805590)
   Call: (218) [system] peek_char((0x55798e5fad60), _806524)
   Exit: (218) [system] peek_char((0x55798e5fad60), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_811244, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_812176, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55798e5fad60), n)
   Exit: (218) [system] get_char((0x55798e5fad60), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _819526)
   Call: (219) [system] peek_char((0x55798e5fad60), _820460)
   Exit: (219) [system] peek_char((0x55798e5fad60), j)
^  Call: (219) [user] is_delimiter(j)
   Call: (220) [system] char_type(j, space)
   Fail: (220) [system] char_type(j, space)
   Call: (220) [system] arg(_825180, v('(', ')', end_of_file), j)
   Fail: (220) [system] arg(_826112, v('(', ')', end_of_file), j)
^  Fail: (219) [user] is_delimiter(j)
   Call: (219) [system] ')'==j
   Fail: (219) [system] ')'==j
   Call: (219) [system] get_char((0x55798e5fad60), j)
   Exit: (219) [system] get_char((0x55798e5fad60), j)
   Call: (219) [system] j=(\)
   Fail: (219) [system] j=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _833462)
   Call: (220) [system] peek_char((0x55798e5fad60), _834396)
   Exit: (220) [system] peek_char((0x55798e5fad60), u)
^  Call: (220) [user] is_delimiter(u)
   Call: (221) [system] char_type(u, space)
   Fail: (221) [system] char_type(u, space)
   Call: (221) [system] arg(_839116, v('(', ')', end_of_file), u)
   Fail: (221) [system] arg(_840048, v('(', ')', end_of_file), u)
^  Fail: (220) [user] is_delimiter(u)
   Call: (220) [system] ')'==u
   Fail: (220) [system] ')'==u
   Call: (220) [system] get_char((0x55798e5fad60), u)
   Exit: (220) [system] get_char((0x55798e5fad60), u)
   Call: (220) [system] u=(\)
   Fail: (220) [system] u=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _847398)
   Call: (221) [system] peek_char((0x55798e5fad60), _848332)
   Exit: (221) [system] peek_char((0x55798e5fad60), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_853052, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_853984, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55798e5fad60), n)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _861334)
   Call: (222) [system] peek_char((0x55798e5fad60), _862268)
   Exit: (222) [system] peek_char((0x55798e5fad60), c)
^  Call: (222) [user] is_delimiter(c)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] arg(_866988, v('(', ')', end_of_file), c)
   Fail: (223) [system] arg(_867920, v('(', ')', end_of_file), c)
^  Fail: (222) [user] is_delimiter(c)
   Call: (222) [system] ')'==c
   Fail: (222) [system] ')'==c
   Call: (222) [system] get_char((0x55798e5fad60), c)
   Exit: (222) [system] get_char((0x55798e5fad60), c)
   Call: (222) [system] c=(\)
   Fail: (222) [system] c=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _875270)
   Call: (223) [system] peek_char((0x55798e5fad60), _876204)
   Exit: (223) [system] peek_char((0x55798e5fad60), t)
^  Call: (223) [user] is_delimiter(t)
   Call: (224) [system] char_type(t, space)
   Fail: (224) [system] char_type(t, space)
   Call: (224) [system] arg(_880924, v('(', ')', end_of_file), t)
   Fail: (224) [system] arg(_881856, v('(', ')', end_of_file), t)
^  Fail: (223) [user] is_delimiter(t)
   Call: (223) [system] ')'==t
   Fail: (223) [system] ')'==t
   Call: (223) [system] get_char((0x55798e5fad60), t)
   Exit: (223) [system] get_char((0x55798e5fad60), t)
   Call: (223) [system] t=(\)
   Fail: (223) [system] t=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _889206)
   Call: (224) [system] peek_char((0x55798e5fad60), _890140)
   Exit: (224) [system] peek_char((0x55798e5fad60), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_894860, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_895792, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55798e5fad60), i)
   Exit: (224) [system] get_char((0x55798e5fad60), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _903142)
   Call: (225) [system] peek_char((0x55798e5fad60), _904076)
   Exit: (225) [system] peek_char((0x55798e5fad60), o)
^  Call: (225) [user] is_delimiter(o)
   Call: (226) [system] char_type(o, space)
   Fail: (226) [system] char_type(o, space)
   Call: (226) [system] arg(_908796, v('(', ')', end_of_file), o)
   Fail: (226) [system] arg(_909728, v('(', ')', end_of_file), o)
^  Fail: (225) [user] is_delimiter(o)
   Call: (225) [system] ')'==o
   Fail: (225) [system] ')'==o
   Call: (225) [system] get_char((0x55798e5fad60), o)
   Exit: (225) [system] get_char((0x55798e5fad60), o)
   Call: (225) [system] o=(\)
   Fail: (225) [system] o=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _917078)
   Call: (226) [system] peek_char((0x55798e5fad60), _918012)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_922732, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_923664, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _931014)
   Call: (227) [system] peek_char((0x55798e5fad60), _931948)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (227) [user] is_delimiter('I')
   Call: (228) [system] char_type('I', space)
   Fail: (228) [system] char_type('I', space)
   Call: (228) [system] arg(_936668, v('(', ')', end_of_file), 'I')
   Fail: (228) [system] arg(_937600, v('(', ')', end_of_file), 'I')
^  Fail: (227) [user] is_delimiter('I')
   Call: (227) [system] ')'=='I'
   Fail: (227) [system] ')'=='I'
   Call: (227) [system] get_char((0x55798e5fad60), 'I')
   Exit: (227) [system] get_char((0x55798e5fad60), 'I')
   Call: (227) [system] 'I'=(\)
   Fail: (227) [system] 'I'=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _944950)
   Call: (228) [system] peek_char((0x55798e5fad60), _945884)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_950604, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_951536, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _958886)
   Call: (229) [system] peek_char((0x55798e5fad60), _959820)
   Exit: (229) [system] peek_char((0x55798e5fad60), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_964540, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_965472, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55798e5fad60), t)
   Exit: (229) [system] get_char((0x55798e5fad60), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _972822)
   Call: (230) [system] peek_char((0x55798e5fad60), _973756)
   Exit: (230) [system] peek_char((0x55798e5fad60), r)
^  Call: (230) [user] is_delimiter(r)
   Call: (231) [system] char_type(r, space)
   Fail: (231) [system] char_type(r, space)
   Call: (231) [system] arg(_978476, v('(', ')', end_of_file), r)
   Fail: (231) [system] arg(_979408, v('(', ')', end_of_file), r)
^  Fail: (230) [user] is_delimiter(r)
   Call: (230) [system] ')'==r
   Fail: (230) [system] ')'==r
   Call: (230) [system] get_char((0x55798e5fad60), r)
   Exit: (230) [system] get_char((0x55798e5fad60), r)
   Call: (230) [system] r=(\)
   Fail: (230) [system] r=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _986758)
   Call: (231) [system] peek_char((0x55798e5fad60), _987692)
   Exit: (231) [system] peek_char((0x55798e5fad60), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_992412, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_993344, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55798e5fad60), o)
   Exit: (231) [system] get_char((0x55798e5fad60), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1000694)
   Call: (232) [system] peek_char((0x55798e5fad60), _1001628)
   Exit: (232) [system] peek_char((0x55798e5fad60), d)
^  Call: (232) [user] is_delimiter(d)
   Call: (233) [system] char_type(d, space)
   Fail: (233) [system] char_type(d, space)
   Call: (233) [system] arg(_1006348, v('(', ')', end_of_file), d)
   Fail: (233) [system] arg(_1007280, v('(', ')', end_of_file), d)
^  Fail: (232) [user] is_delimiter(d)
   Call: (232) [system] ')'==d
   Fail: (232) [system] ')'==d
   Call: (232) [system] get_char((0x55798e5fad60), d)
   Exit: (232) [system] get_char((0x55798e5fad60), d)
   Call: (232) [system] d=(\)
   Fail: (232) [system] d=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1014630)
   Call: (233) [system] peek_char((0x55798e5fad60), _1015564)
   Exit: (233) [system] peek_char((0x55798e5fad60), u)
^  Call: (233) [user] is_delimiter(u)
   Call: (234) [system] char_type(u, space)
   Fail: (234) [system] char_type(u, space)
   Call: (234) [system] arg(_1020284, v('(', ')', end_of_file), u)
   Fail: (234) [system] arg(_1021216, v('(', ')', end_of_file), u)
^  Fail: (233) [user] is_delimiter(u)
   Call: (233) [system] ')'==u
   Fail: (233) [system] ')'==u
   Call: (233) [system] get_char((0x55798e5fad60), u)
   Exit: (233) [system] get_char((0x55798e5fad60), u)
   Call: (233) [system] u=(\)
   Fail: (233) [system] u=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1028566)
   Call: (234) [system] peek_char((0x55798e5fad60), _1029500)
   Exit: (234) [system] peek_char((0x55798e5fad60), c)
^  Call: (234) [user] is_delimiter(c)
   Call: (235) [system] char_type(c, space)
   Fail: (235) [system] char_type(c, space)
   Call: (235) [system] arg(_1034220, v('(', ')', end_of_file), c)
   Fail: (235) [system] arg(_1035152, v('(', ')', end_of_file), c)
^  Fail: (234) [user] is_delimiter(c)
   Call: (234) [system] ')'==c
   Fail: (234) [system] ')'==c
   Call: (234) [system] get_char((0x55798e5fad60), c)
   Exit: (234) [system] get_char((0x55798e5fad60), c)
   Call: (234) [system] c=(\)
   Fail: (234) [system] c=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1042502)
   Call: (235) [system] peek_char((0x55798e5fad60), _1043436)
   Exit: (235) [system] peek_char((0x55798e5fad60), t)
^  Call: (235) [user] is_delimiter(t)
   Call: (236) [system] char_type(t, space)
   Fail: (236) [system] char_type(t, space)
   Call: (236) [system] arg(_1048156, v('(', ')', end_of_file), t)
   Fail: (236) [system] arg(_1049088, v('(', ')', end_of_file), t)
^  Fail: (235) [user] is_delimiter(t)
   Call: (235) [system] ')'==t
   Fail: (235) [system] ')'==t
   Call: (235) [system] get_char((0x55798e5fad60), t)
   Exit: (235) [system] get_char((0x55798e5fad60), t)
   Call: (235) [system] t=(\)
   Fail: (235) [system] t=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1056438)
   Call: (236) [system] peek_char((0x55798e5fad60), _1057372)
   Exit: (236) [system] peek_char((0x55798e5fad60), i)
^  Call: (236) [user] is_delimiter(i)
   Call: (237) [system] char_type(i, space)
   Fail: (237) [system] char_type(i, space)
   Call: (237) [system] arg(_1062092, v('(', ')', end_of_file), i)
   Fail: (237) [system] arg(_1063024, v('(', ')', end_of_file), i)
^  Fail: (236) [user] is_delimiter(i)
   Call: (236) [system] ')'==i
   Fail: (236) [system] ')'==i
   Call: (236) [system] get_char((0x55798e5fad60), i)
   Exit: (236) [system] get_char((0x55798e5fad60), i)
   Call: (236) [system] i=(\)
   Fail: (236) [system] i=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1070374)
   Call: (237) [system] peek_char((0x55798e5fad60), _1071308)
   Exit: (237) [system] peek_char((0x55798e5fad60), o)
^  Call: (237) [user] is_delimiter(o)
   Call: (238) [system] char_type(o, space)
   Fail: (238) [system] char_type(o, space)
   Call: (238) [system] arg(_1076028, v('(', ')', end_of_file), o)
   Fail: (238) [system] arg(_1076960, v('(', ')', end_of_file), o)
^  Fail: (237) [user] is_delimiter(o)
   Call: (237) [system] ')'==o
   Fail: (237) [system] ')'==o
   Call: (237) [system] get_char((0x55798e5fad60), o)
   Exit: (237) [system] get_char((0x55798e5fad60), o)
   Call: (237) [system] o=(\)
   Fail: (237) [system] o=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1084310)
   Call: (238) [system] peek_char((0x55798e5fad60), _1085244)
   Exit: (238) [system] peek_char((0x55798e5fad60), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_1089964, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_1090896, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55798e5fad60), n)
   Exit: (238) [system] get_char((0x55798e5fad60), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1098246)
   Call: (239) [system] peek_char((0x55798e5fad60), _1099180)
   Exit: (239) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (239) [user] is_delimiter(' ')
   Call: (240) [system] char_type(' ', space)
   Exit: (240) [system] char_type(' ', space)
^  Exit: (239) [user] is_delimiter(' ')
   Call: (239) [system] _1098246=[]
   Exit: (239) [system] []=[]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (238) [system] _1084310=[n]
   Exit: (238) [system] [n]=[n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (237) [system] _1070374=[o, n]
   Exit: (237) [system] [o, n]=[o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (236) [system] _1056438=[i, o, n]
   Exit: (236) [system] [i, o, n]=[i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (235) [system] _1042502=[t, i, o, n]
   Exit: (235) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (234) [system] _1028566=[c, t, i, o, n]
   Exit: (234) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (233) [system] _1014630=[u, c, t, i, o, n]
   Exit: (233) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (232) [system] _1000694=[d, u, c, t, i, o, n]
   Exit: (232) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (231) [system] _986758=[o, d, u, c, t, i, o, n]
   Exit: (231) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (230) [system] _972822=[r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _958886=[t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _944950=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _931014=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _917078=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _903142=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _889206=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _875270=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _861334=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _847398=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _833462=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _819526=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _805590=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _791654=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (216) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _758000)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1169958, _1169960), once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _758000), _1169934, fail)), '$restore_trace'(_1169958, _1169960))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1169958, _1169960))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _758000), _1169934, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_758000)
   Fail: (217) [system] atomic(_758000)
   Call: (217) [system] atom_chars(_758000, ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (217) [system] atom_chars('ConjunctionIntroduction', ['C', o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (216) [user] classify_and_convert_charseq('C', [o, n, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'ConjunctionIntroduction')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'ConjunctionIntroduction')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'ConjunctionIntroduction')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1179334)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1181192)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _1188930)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1191634)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
   Call: (217) [system] a=(;)
   Fail: (217) [system] a=(;)
^  Call: (217) [user] is_like_space(a)
   Call: (218) [system] char_type(a, 'white')
   Fail: (218) [system] char_type(a, 'white')
   Call: (218) [system] char_type(a, end_of_line)
   Fail: (218) [system] char_type(a, end_of_line)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] char_type(a, cntrl)
   Fail: (218) [system] char_type(a, cntrl)
^  Fail: (217) [user] is_like_space(a)
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1206712)
   Exit: (215) [system] peek_char((0x55798e5fad60), a)
   Call: (215) [system] a=')'
   Fail: (215) [system] a=')'
   Call: (215) [system] a=end_of_file
   Fail: (215) [system] a=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _1212282)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1214140)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
   Call: (217) [system] a=(;)
   Fail: (217) [system] a=(;)
^  Call: (217) [user] is_like_space(a)
   Call: (218) [system] char_type(a, 'white')
   Fail: (218) [system] char_type(a, 'white')
   Call: (218) [system] char_type(a, end_of_line)
   Fail: (218) [system] char_type(a, end_of_line)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] char_type(a, cntrl)
   Fail: (218) [system] char_type(a, cntrl)
^  Fail: (217) [user] is_like_space(a)
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _1228294)
   Exit: (216) [system] get_char((0x55798e5fad60), a)
   Call: (216) [system] a='('
   Fail: (216) [system] a='('
   Call: (216) [system] a='['
   Fail: (216) [system] a='['
   Call: (216) [system] a='{'
   Fail: (216) [system] a='{'
   Call: (216) [system] a='"'
   Fail: (216) [system] a='"'
   Call: (216) [system] a=!
   Fail: (216) [system] a=!
   Call: (216) [system] a='\''
   Fail: (216) [system] a='\''
   Call: (216) [system] a='`'
   Fail: (216) [system] a='`'
   Call: (216) [system] a=end_of_file
   Fail: (216) [system] a=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), a, _1212282)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1245936)
   Call: (218) [system] peek_char((0x55798e5fad60), _1246870)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _1245936=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (217) [user] classify_and_convert_charseq(a, [], _1212282)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1256180, _1256182), once(user:catch(read_from_chars([a], _1212282), _1256156, fail)), '$restore_trace'(_1256180, _1256182))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1256180, _1256182))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1256156, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(a)
   Exit: (218) [system] atomic(a)
^  Exit: (217) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _1263680)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1265538)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _1273276)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1275980)
   Exit: (218) [system] peek_char((0x55798e5fad60), a)
   Call: (218) [system] a=(;)
   Fail: (218) [system] a=(;)
^  Call: (218) [user] is_like_space(a)
   Call: (219) [system] char_type(a, 'white')
   Fail: (219) [system] char_type(a, 'white')
   Call: (219) [system] char_type(a, end_of_line)
   Fail: (219) [system] char_type(a, end_of_line)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] char_type(a, cntrl)
   Fail: (219) [system] char_type(a, cntrl)
^  Fail: (218) [user] is_like_space(a)
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1291058)
   Exit: (216) [system] peek_char((0x55798e5fad60), a)
   Call: (216) [system] a=')'
   Fail: (216) [system] a=')'
   Call: (216) [system] a=end_of_file
   Fail: (216) [system] a=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _1296628)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1298486)
   Exit: (218) [system] peek_char((0x55798e5fad60), a)
   Call: (218) [system] a=(;)
   Fail: (218) [system] a=(;)
^  Call: (218) [user] is_like_space(a)
   Call: (219) [system] char_type(a, 'white')
   Fail: (219) [system] char_type(a, 'white')
   Call: (219) [system] char_type(a, end_of_line)
   Fail: (219) [system] char_type(a, end_of_line)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] char_type(a, cntrl)
   Fail: (219) [system] char_type(a, cntrl)
^  Fail: (218) [user] is_like_space(a)
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _1312640)
   Exit: (217) [system] get_char((0x55798e5fad60), a)
   Call: (217) [system] a='('
   Fail: (217) [system] a='('
   Call: (217) [system] a='['
   Fail: (217) [system] a='['
   Call: (217) [system] a='{'
   Fail: (217) [system] a='{'
   Call: (217) [system] a='"'
   Fail: (217) [system] a='"'
   Call: (217) [system] a=!
   Fail: (217) [system] a=!
   Call: (217) [system] a='\''
   Fail: (217) [system] a='\''
   Call: (217) [system] a='`'
   Fail: (217) [system] a='`'
   Call: (217) [system] a=end_of_file
   Fail: (217) [system] a=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), a, _1296628)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1330282)
   Call: (219) [system] peek_char((0x55798e5fad60), _1331216)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
^  Call: (219) [user] is_delimiter(')')
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] arg(_1335936, v('(', ')', end_of_file), ')')
   Exit: (220) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (219) [user] is_delimiter(')')
   Call: (219) [system] _1330282=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (218) [user] classify_and_convert_charseq(a, [], _1296628)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1342398, _1342400), once(user:catch(read_from_chars([a], _1296628), _1342374, fail)), '$restore_trace'(_1342398, _1342400))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1342398, _1342400))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1342374, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(a)
   Exit: (219) [system] atomic(a)
^  Exit: (218) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1349898)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1351756)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1365910)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55798e5fad60), _1369700)
   Exit: (217) [system] get_char((0x55798e5fad60), ')')
   Call: (217) [system] _1349898=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [])
   Call: (216) [system] _1263680=[a]
   Exit: (216) [system] [a]=[a]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (215) [system] _1179334=[a, a]
   Exit: (215) [system] [a, a]=[a, a]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [a, a])
   Call: (214) [system] _716694=['ConjunctionIntroduction', a, a]
   Exit: (214) [system] ['ConjunctionIntroduction', a, a]=['ConjunctionIntroduction', a, a]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['ConjunctionIntroduction', a, a])
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), ['ConjunctionIntroduction', a, a])
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1383582)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1385440)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _1393178)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1395882)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1410960)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1416530)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1418388)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1432542)
   Exit: (214) [system] get_char((0x55798e5fad60), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1416530)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1438112)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1452266)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'A')
   Call: (215) [system] 'A'=')'
   Fail: (215) [system] 'A'=')'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _1457836)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1459694)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _1473848)
   Exit: (216) [system] get_char((0x55798e5fad60), 'A')
   Call: (216) [system] 'A'='('
   Fail: (216) [system] 'A'='('
   Call: (216) [system] 'A'='['
   Fail: (216) [system] 'A'='['
   Call: (216) [system] 'A'='{'
   Fail: (216) [system] 'A'='{'
   Call: (216) [system] 'A'='"'
   Fail: (216) [system] 'A'='"'
   Call: (216) [system] 'A'=!
   Fail: (216) [system] 'A'=!
   Call: (216) [system] 'A'='\''
   Fail: (216) [system] 'A'='\''
   Call: (216) [system] 'A'='`'
   Fail: (216) [system] 'A'='`'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1457836)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1491490)
   Call: (218) [system] peek_char((0x55798e5fad60), _1492424)
   Exit: (218) [system] peek_char((0x55798e5fad60), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_1497144, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_1498076, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55798e5fad60), n)
   Exit: (218) [system] get_char((0x55798e5fad60), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1505426)
   Call: (219) [system] peek_char((0x55798e5fad60), _1506360)
   Exit: (219) [system] peek_char((0x55798e5fad60), d)
^  Call: (219) [user] is_delimiter(d)
   Call: (220) [system] char_type(d, space)
   Fail: (220) [system] char_type(d, space)
   Call: (220) [system] arg(_1511080, v('(', ')', end_of_file), d)
   Fail: (220) [system] arg(_1512012, v('(', ')', end_of_file), d)
^  Fail: (219) [user] is_delimiter(d)
   Call: (219) [system] ')'==d
   Fail: (219) [system] ')'==d
   Call: (219) [system] get_char((0x55798e5fad60), d)
   Exit: (219) [system] get_char((0x55798e5fad60), d)
   Call: (219) [system] d=(\)
   Fail: (219) [system] d=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1519362)
   Call: (220) [system] peek_char((0x55798e5fad60), _1520296)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (220) [user] is_delimiter('L')
   Call: (221) [system] char_type('L', space)
   Fail: (221) [system] char_type('L', space)
   Call: (221) [system] arg(_1525016, v('(', ')', end_of_file), 'L')
   Fail: (221) [system] arg(_1525948, v('(', ')', end_of_file), 'L')
^  Fail: (220) [user] is_delimiter('L')
   Call: (220) [system] ')'=='L'
   Fail: (220) [system] ')'=='L'
   Call: (220) [system] get_char((0x55798e5fad60), 'L')
   Exit: (220) [system] get_char((0x55798e5fad60), 'L')
   Call: (220) [system] 'L'=(\)
   Fail: (220) [system] 'L'=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1533298)
   Call: (221) [system] peek_char((0x55798e5fad60), _1534232)
   Exit: (221) [system] peek_char((0x55798e5fad60), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_1538952, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_1539884, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55798e5fad60), i)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1547234)
   Call: (222) [system] peek_char((0x55798e5fad60), _1548168)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_1552888, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_1553820, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1561170)
   Call: (223) [system] peek_char((0x55798e5fad60), _1562104)
   Exit: (223) [system] peek_char((0x55798e5fad60), k)
^  Call: (223) [user] is_delimiter(k)
   Call: (224) [system] char_type(k, space)
   Fail: (224) [system] char_type(k, space)
   Call: (224) [system] arg(_1566824, v('(', ')', end_of_file), k)
   Fail: (224) [system] arg(_1567756, v('(', ')', end_of_file), k)
^  Fail: (223) [user] is_delimiter(k)
   Call: (223) [system] ')'==k
   Fail: (223) [system] ')'==k
   Call: (223) [system] get_char((0x55798e5fad60), k)
   Exit: (223) [system] get_char((0x55798e5fad60), k)
   Call: (223) [system] k=(\)
   Fail: (223) [system] k=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1575106)
   Call: (224) [system] peek_char((0x55798e5fad60), _1576040)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _1575106=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (223) [system] _1561170=[k]
   Exit: (223) [system] [k]=[k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (222) [system] _1547234=[n, k]
   Exit: (222) [system] [n, k]=[n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (221) [system] _1533298=[i, n, k]
   Exit: (221) [system] [i, n, k]=[i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (220) [system] _1519362=['L', i, n, k]
   Exit: (220) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (219) [system] _1505426=[d, 'L', i, n, k]
   Exit: (219) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (218) [system] _1491490=[n, d, 'L', i, n, k]
   Exit: (218) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (217) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1457836)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1602114, _1602116), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1457836), _1602090, fail)), '$restore_trace'(_1602114, _1602116))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1602114, _1602116))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1457836), _1602090, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1457836)
   Fail: (218) [system] atomic(_1457836)
   Call: (218) [system] atom_chars(_1457836, ['A', n, d, 'L', i, n, k])
   Exit: (218) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (217) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _1611490)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1613348)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _1621086)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1623790)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'B')
   Call: (218) [system] 'B'=(;)
   Fail: (218) [system] 'B'=(;)
^  Call: (218) [user] is_like_space('B')
   Call: (219) [system] char_type('B', 'white')
   Fail: (219) [system] char_type('B', 'white')
   Call: (219) [system] char_type('B', end_of_line)
   Fail: (219) [system] char_type('B', end_of_line)
   Call: (219) [system] char_type('B', space)
   Fail: (219) [system] char_type('B', space)
   Call: (219) [system] char_type('B', cntrl)
   Fail: (219) [system] char_type('B', cntrl)
^  Fail: (218) [user] is_like_space('B')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1638868)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'B')
   Call: (216) [system] 'B'=')'
   Fail: (216) [system] 'B'=')'
   Call: (216) [system] 'B'=end_of_file
   Fail: (216) [system] 'B'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _1644438)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1646296)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'B')
   Call: (218) [system] 'B'=(;)
   Fail: (218) [system] 'B'=(;)
^  Call: (218) [user] is_like_space('B')
   Call: (219) [system] char_type('B', 'white')
   Fail: (219) [system] char_type('B', 'white')
   Call: (219) [system] char_type('B', end_of_line)
   Fail: (219) [system] char_type('B', end_of_line)
   Call: (219) [system] char_type('B', space)
   Fail: (219) [system] char_type('B', space)
   Call: (219) [system] char_type('B', cntrl)
   Fail: (219) [system] char_type('B', cntrl)
^  Fail: (218) [user] is_like_space('B')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _1660450)
   Exit: (217) [system] get_char((0x55798e5fad60), 'B')
   Call: (217) [system] 'B'='('
   Fail: (217) [system] 'B'='('
   Call: (217) [system] 'B'='['
   Fail: (217) [system] 'B'='['
   Call: (217) [system] 'B'='{'
   Fail: (217) [system] 'B'='{'
   Call: (217) [system] 'B'='"'
   Fail: (217) [system] 'B'='"'
   Call: (217) [system] 'B'=!
   Fail: (217) [system] 'B'=!
   Call: (217) [system] 'B'='\''
   Fail: (217) [system] 'B'='\''
   Call: (217) [system] 'B'='`'
   Fail: (217) [system] 'B'='`'
   Call: (217) [system] 'B'=end_of_file
   Fail: (217) [system] 'B'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1644438)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1678092)
   Call: (219) [system] peek_char((0x55798e5fad60), _1679026)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _1678092=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (218) [user] classify_and_convert_charseq('B', [], _1644438)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1688336, _1688338), once(user:catch(read_from_chars(['B'], _1644438), _1688312, fail)), '$restore_trace'(_1688336, _1688338))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1688336, _1688338))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1644438), _1688312, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_1644438)
   Fail: (219) [system] atomic(_1644438)
   Call: (219) [system] atom_chars(_1644438, ['B'])
   Exit: (219) [system] atom_chars('B', ['B'])
^  Exit: (218) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1697712)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1699570)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _1707308)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1710012)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'B')
   Call: (219) [system] 'B'=(;)
   Fail: (219) [system] 'B'=(;)
^  Call: (219) [user] is_like_space('B')
   Call: (220) [system] char_type('B', 'white')
   Fail: (220) [system] char_type('B', 'white')
   Call: (220) [system] char_type('B', end_of_line)
   Fail: (220) [system] char_type('B', end_of_line)
   Call: (220) [system] char_type('B', space)
   Fail: (220) [system] char_type('B', space)
   Call: (220) [system] char_type('B', cntrl)
   Fail: (220) [system] char_type('B', cntrl)
^  Fail: (219) [user] is_like_space('B')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1725090)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'B')
   Call: (217) [system] 'B'=')'
   Fail: (217) [system] 'B'=')'
   Call: (217) [system] 'B'=end_of_file
   Fail: (217) [system] 'B'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _1730660)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1732518)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'B')
   Call: (219) [system] 'B'=(;)
   Fail: (219) [system] 'B'=(;)
^  Call: (219) [user] is_like_space('B')
   Call: (220) [system] char_type('B', 'white')
   Fail: (220) [system] char_type('B', 'white')
   Call: (220) [system] char_type('B', end_of_line)
   Fail: (220) [system] char_type('B', end_of_line)
   Call: (220) [system] char_type('B', space)
   Fail: (220) [system] char_type('B', space)
   Call: (220) [system] char_type('B', cntrl)
   Fail: (220) [system] char_type('B', cntrl)
^  Fail: (219) [user] is_like_space('B')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _1746672)
   Exit: (218) [system] get_char((0x55798e5fad60), 'B')
   Call: (218) [system] 'B'='('
   Fail: (218) [system] 'B'='('
   Call: (218) [system] 'B'='['
   Fail: (218) [system] 'B'='['
   Call: (218) [system] 'B'='{'
   Fail: (218) [system] 'B'='{'
   Call: (218) [system] 'B'='"'
   Fail: (218) [system] 'B'='"'
   Call: (218) [system] 'B'=!
   Fail: (218) [system] 'B'=!
   Call: (218) [system] 'B'='\''
   Fail: (218) [system] 'B'='\''
   Call: (218) [system] 'B'='`'
   Fail: (218) [system] 'B'='`'
   Call: (218) [system] 'B'=end_of_file
   Fail: (218) [system] 'B'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1730660)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1764314)
   Call: (220) [system] peek_char((0x55798e5fad60), _1765248)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
^  Call: (220) [user] is_delimiter(')')
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] arg(_1769968, v('(', ')', end_of_file), ')')
   Exit: (221) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (220) [user] is_delimiter(')')
   Call: (220) [system] _1764314=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (219) [user] classify_and_convert_charseq('B', [], _1730660)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1776430, _1776432), once(user:catch(read_from_chars(['B'], _1730660), _1776406, fail)), '$restore_trace'(_1776430, _1776432))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1776430, _1776432))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1730660), _1776406, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_1730660)
   Fail: (220) [system] atomic(_1730660)
   Call: (220) [system] atom_chars(_1730660, ['B'])
   Exit: (220) [system] atom_chars('B', ['B'])
^  Exit: (219) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1785806)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1787664)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1801818)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55798e5fad60), _1805608)
   Exit: (218) [system] get_char((0x55798e5fad60), ')')
   Call: (218) [system] _1785806=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [])
   Call: (217) [system] _1697712=['B']
   Exit: (217) [system] ['B']=['B']
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (216) [system] _1611490=['B', 'B']
   Exit: (216) [system] ['B', 'B']=['B', 'B']
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['B', 'B'])
   Call: (215) [system] _1416530=['AndLink', 'B', 'B']
   Exit: (215) [system] ['AndLink', 'B', 'B']=['AndLink', 'B', 'B']
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'B', 'B'])
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'B', 'B'])
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1819490)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1821348)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1835502)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55798e5fad60), _1839292)
   Exit: (214) [system] get_char((0x55798e5fad60), ')')
   Call: (214) [system] _1819490=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [])
   Call: (213) [system] _1383582=[['AndLink', 'B', 'B']]
   Exit: (213) [system] [['AndLink', 'B', 'B']]=[['AndLink', 'B', 'B']]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'B', 'B']])
   Call: (212) [system] _683746=[['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']]
   Exit: (212) [system] [['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']]=[['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']])
   Call: (211) [system] _591042=[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']]
   Exit: (211) [system] [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']]=[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']])
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']])
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1853174)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1855032)
   Exit: (211) [system] peek_char((0x55798e5fad60), '\n')
   Call: (211) [system] '\n'=(;)
   Fail: (211) [system] '\n'=(;)
^  Call: (211) [user] is_like_space('\n')
   Call: (212) [system] char_type('\n', 'white')
   Fail: (212) [system] char_type('\n', 'white')
   Call: (212) [system] char_type('\n', end_of_line)
   Exit: (212) [system] char_type('\n', end_of_line)
^  Exit: (211) [user] is_like_space('\n')
   Call: (211) [system] get_char((0x55798e5fad60), _1864626)
   Exit: (211) [system] get_char((0x55798e5fad60), '\n')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1867330)
   Exit: (212) [system] peek_char((0x55798e5fad60), '\t')
   Call: (212) [system] '\t'=(;)
   Fail: (212) [system] '\t'=(;)
^  Call: (212) [user] is_like_space('\t')
   Call: (213) [system] char_type('\t', 'white')
   Exit: (213) [system] char_type('\t', 'white')
^  Exit: (212) [user] is_like_space('\t')
   Call: (212) [system] get_char((0x55798e5fad60), _1875068)
   Exit: (212) [system] get_char((0x55798e5fad60), '\t')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1877772)
   Exit: (213) [system] peek_char((0x55798e5fad60), '\t')
   Call: (213) [system] '\t'=(;)
   Fail: (213) [system] '\t'=(;)
^  Call: (213) [user] is_like_space('\t')
   Call: (214) [system] char_type('\t', 'white')
   Exit: (214) [system] char_type('\t', 'white')
^  Exit: (213) [user] is_like_space('\t')
   Call: (213) [system] get_char((0x55798e5fad60), _1885510)
   Exit: (213) [system] get_char((0x55798e5fad60), '\t')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1888214)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _1895952)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1898656)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1916506)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1922076)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1923934)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1938088)
   Exit: (211) [system] get_char((0x55798e5fad60), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1922076)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1943658)
   Exit: (213) [system] peek_char((0x55798e5fad60), :)
   Call: (213) [system] (:)=(;)
   Fail: (213) [system] (:)=(;)
^  Call: (213) [user] is_like_space(:)
   Call: (214) [system] char_type(:, 'white')
   Fail: (214) [system] char_type(:, 'white')
   Call: (214) [system] char_type(:, end_of_line)
   Fail: (214) [system] char_type(:, end_of_line)
   Call: (214) [system] char_type(:, space)
   Fail: (214) [system] char_type(:, space)
   Call: (214) [system] char_type(:, cntrl)
   Fail: (214) [system] char_type(:, cntrl)
^  Fail: (213) [user] is_like_space(:)
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1957812)
   Exit: (212) [system] peek_char((0x55798e5fad60), :)
   Call: (212) [system] (:)=')'
   Fail: (212) [system] (:)=')'
   Call: (212) [system] (:)=end_of_file
   Fail: (212) [system] (:)=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1963382)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1965240)
   Exit: (214) [system] peek_char((0x55798e5fad60), :)
   Call: (214) [system] (:)=(;)
   Fail: (214) [system] (:)=(;)
^  Call: (214) [user] is_like_space(:)
   Call: (215) [system] char_type(:, 'white')
   Fail: (215) [system] char_type(:, 'white')
   Call: (215) [system] char_type(:, end_of_line)
   Fail: (215) [system] char_type(:, end_of_line)
   Call: (215) [system] char_type(:, space)
   Fail: (215) [system] char_type(:, space)
   Call: (215) [system] char_type(:, cntrl)
   Fail: (215) [system] char_type(:, cntrl)
^  Fail: (214) [user] is_like_space(:)
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1979394)
   Exit: (213) [system] get_char((0x55798e5fad60), :)
   Call: (213) [system] (:)='('
   Fail: (213) [system] (:)='('
   Call: (213) [system] (:)='['
   Fail: (213) [system] (:)='['
   Call: (213) [system] (:)='{'
   Fail: (213) [system] (:)='{'
   Call: (213) [system] (:)='"'
   Fail: (213) [system] (:)='"'
   Call: (213) [system] (:)=!
   Fail: (213) [system] (:)=!
   Call: (213) [system] (:)='\''
   Fail: (213) [system] (:)='\''
   Call: (213) [system] (:)='`'
   Fail: (213) [system] (:)='`'
   Call: (213) [system] (:)=end_of_file
   Fail: (213) [system] (:)=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), :, _1963382)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1997036)
   Call: (215) [system] peek_char((0x55798e5fad60), _1997970)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _1997036=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (214) [user] classify_and_convert_charseq(:, [], _1963382)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_2007280, _2007282), once(user:catch(read_from_chars([:], _1963382), _2007256, fail)), '$restore_trace'(_2007280, _2007282))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_2007280, _2007282))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _2007256, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(:)
   Exit: (215) [system] atomic(:)
^  Exit: (214) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _2014780)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _2016638)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _2024376)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _2027080)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _2042158)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _2047728)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _2049586)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _2063740)
   Exit: (214) [system] get_char((0x55798e5fad60), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _2047728)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _2069310)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'D')
   Call: (216) [system] 'D'=(;)
   Fail: (216) [system] 'D'=(;)
^  Call: (216) [user] is_like_space('D')
   Call: (217) [system] char_type('D', 'white')
   Fail: (217) [system] char_type('D', 'white')
   Call: (217) [system] char_type('D', end_of_line)
   Fail: (217) [system] char_type('D', end_of_line)
   Call: (217) [system] char_type('D', space)
   Fail: (217) [system] char_type('D', space)
   Call: (217) [system] char_type('D', cntrl)
   Fail: (217) [system] char_type('D', cntrl)
^  Fail: (216) [user] is_like_space('D')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _2083464)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'D')
   Call: (215) [system] 'D'=')'
   Fail: (215) [system] 'D'=')'
   Call: (215) [system] 'D'=end_of_file
   Fail: (215) [system] 'D'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _2089034)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _2090892)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'D')
   Call: (217) [system] 'D'=(;)
   Fail: (217) [system] 'D'=(;)
^  Call: (217) [user] is_like_space('D')
   Call: (218) [system] char_type('D', 'white')
   Fail: (218) [system] char_type('D', 'white')
   Call: (218) [system] char_type('D', end_of_line)
   Fail: (218) [system] char_type('D', end_of_line)
   Call: (218) [system] char_type('D', space)
   Fail: (218) [system] char_type('D', space)
   Call: (218) [system] char_type('D', cntrl)
   Fail: (218) [system] char_type('D', cntrl)
^  Fail: (217) [user] is_like_space('D')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _14076)
   Exit: (216) [system] get_char((0x55798e5fad60), 'D')
   Call: (216) [system] 'D'='('
   Fail: (216) [system] 'D'='('
   Call: (216) [system] 'D'='['
   Fail: (216) [system] 'D'='['
   Call: (216) [system] 'D'='{'
   Fail: (216) [system] 'D'='{'
   Call: (216) [system] 'D'='"'
   Fail: (216) [system] 'D'='"'
   Call: (216) [system] 'D'=!
   Fail: (216) [system] 'D'=!
   Call: (216) [system] 'D'='\''
   Fail: (216) [system] 'D'='\''
   Call: (216) [system] 'D'='`'
   Fail: (216) [system] 'D'='`'
   Call: (216) [system] 'D'=end_of_file
   Fail: (216) [system] 'D'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), 'D', _5176)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _31718)
   Call: (218) [system] peek_char((0x55798e5fad60), _32652)
   Exit: (218) [system] peek_char((0x55798e5fad60), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_37372, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_38304, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55798e5fad60), i)
   Exit: (218) [system] get_char((0x55798e5fad60), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _45654)
   Call: (219) [system] peek_char((0x55798e5fad60), _46588)
   Exit: (219) [system] peek_char((0x55798e5fad60), s)
^  Call: (219) [user] is_delimiter(s)
   Call: (220) [system] char_type(s, space)
   Fail: (220) [system] char_type(s, space)
   Call: (220) [system] arg(_51308, v('(', ')', end_of_file), s)
   Fail: (220) [system] arg(_52240, v('(', ')', end_of_file), s)
^  Fail: (219) [user] is_delimiter(s)
   Call: (219) [system] ')'==s
   Fail: (219) [system] ')'==s
   Call: (219) [system] get_char((0x55798e5fad60), s)
   Exit: (219) [system] get_char((0x55798e5fad60), s)
   Call: (219) [system] s=(\)
   Fail: (219) [system] s=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _59590)
   Call: (220) [system] peek_char((0x55798e5fad60), _60524)
   Exit: (220) [system] peek_char((0x55798e5fad60), j)
^  Call: (220) [user] is_delimiter(j)
   Call: (221) [system] char_type(j, space)
   Fail: (221) [system] char_type(j, space)
   Call: (221) [system] arg(_65244, v('(', ')', end_of_file), j)
   Fail: (221) [system] arg(_66176, v('(', ')', end_of_file), j)
^  Fail: (220) [user] is_delimiter(j)
   Call: (220) [system] ')'==j
   Fail: (220) [system] ')'==j
   Call: (220) [system] get_char((0x55798e5fad60), j)
   Exit: (220) [system] get_char((0x55798e5fad60), j)
   Call: (220) [system] j=(\)
   Fail: (220) [system] j=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _73526)
   Call: (221) [system] peek_char((0x55798e5fad60), _74460)
   Exit: (221) [system] peek_char((0x55798e5fad60), u)
^  Call: (221) [user] is_delimiter(u)
   Call: (222) [system] char_type(u, space)
   Fail: (222) [system] char_type(u, space)
   Call: (222) [system] arg(_79180, v('(', ')', end_of_file), u)
   Fail: (222) [system] arg(_80112, v('(', ')', end_of_file), u)
^  Fail: (221) [user] is_delimiter(u)
   Call: (221) [system] ')'==u
   Fail: (221) [system] ')'==u
   Call: (221) [system] get_char((0x55798e5fad60), u)
   Exit: (221) [system] get_char((0x55798e5fad60), u)
   Call: (221) [system] u=(\)
   Fail: (221) [system] u=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _87462)
   Call: (222) [system] peek_char((0x55798e5fad60), _88396)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_93116, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_94048, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _101398)
   Call: (223) [system] peek_char((0x55798e5fad60), _102332)
   Exit: (223) [system] peek_char((0x55798e5fad60), c)
^  Call: (223) [user] is_delimiter(c)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] arg(_107052, v('(', ')', end_of_file), c)
   Fail: (224) [system] arg(_107984, v('(', ')', end_of_file), c)
^  Fail: (223) [user] is_delimiter(c)
   Call: (223) [system] ')'==c
   Fail: (223) [system] ')'==c
   Call: (223) [system] get_char((0x55798e5fad60), c)
   Exit: (223) [system] get_char((0x55798e5fad60), c)
   Call: (223) [system] c=(\)
   Fail: (223) [system] c=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _115334)
   Call: (224) [system] peek_char((0x55798e5fad60), _116268)
   Exit: (224) [system] peek_char((0x55798e5fad60), t)
^  Call: (224) [user] is_delimiter(t)
   Call: (225) [system] char_type(t, space)
   Fail: (225) [system] char_type(t, space)
   Call: (225) [system] arg(_120988, v('(', ')', end_of_file), t)
   Fail: (225) [system] arg(_121920, v('(', ')', end_of_file), t)
^  Fail: (224) [user] is_delimiter(t)
   Call: (224) [system] ')'==t
   Fail: (224) [system] ')'==t
   Call: (224) [system] get_char((0x55798e5fad60), t)
   Exit: (224) [system] get_char((0x55798e5fad60), t)
   Call: (224) [system] t=(\)
   Fail: (224) [system] t=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _129270)
   Call: (225) [system] peek_char((0x55798e5fad60), _130204)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_134924, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_135856, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _143206)
   Call: (226) [system] peek_char((0x55798e5fad60), _144140)
   Exit: (226) [system] peek_char((0x55798e5fad60), o)
^  Call: (226) [user] is_delimiter(o)
   Call: (227) [system] char_type(o, space)
   Fail: (227) [system] char_type(o, space)
   Call: (227) [system] arg(_148860, v('(', ')', end_of_file), o)
   Fail: (227) [system] arg(_149792, v('(', ')', end_of_file), o)
^  Fail: (226) [user] is_delimiter(o)
   Call: (226) [system] ')'==o
   Fail: (226) [system] ')'==o
   Call: (226) [system] get_char((0x55798e5fad60), o)
   Exit: (226) [system] get_char((0x55798e5fad60), o)
   Call: (226) [system] o=(\)
   Fail: (226) [system] o=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _157142)
   Call: (227) [system] peek_char((0x55798e5fad60), _158076)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_162796, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_163728, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _171078)
   Call: (228) [system] peek_char((0x55798e5fad60), _172012)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (228) [user] is_delimiter('I')
   Call: (229) [system] char_type('I', space)
   Fail: (229) [system] char_type('I', space)
   Call: (229) [system] arg(_176732, v('(', ')', end_of_file), 'I')
   Fail: (229) [system] arg(_177664, v('(', ')', end_of_file), 'I')
^  Fail: (228) [user] is_delimiter('I')
   Call: (228) [system] ')'=='I'
   Fail: (228) [system] ')'=='I'
   Call: (228) [system] get_char((0x55798e5fad60), 'I')
   Exit: (228) [system] get_char((0x55798e5fad60), 'I')
   Call: (228) [system] 'I'=(\)
   Fail: (228) [system] 'I'=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _185014)
   Call: (229) [system] peek_char((0x55798e5fad60), _185948)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_190668, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_191600, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _198950)
   Call: (230) [system] peek_char((0x55798e5fad60), _199884)
   Exit: (230) [system] peek_char((0x55798e5fad60), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_204604, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_205536, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55798e5fad60), t)
   Exit: (230) [system] get_char((0x55798e5fad60), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _212886)
   Call: (231) [system] peek_char((0x55798e5fad60), _213820)
   Exit: (231) [system] peek_char((0x55798e5fad60), r)
^  Call: (231) [user] is_delimiter(r)
   Call: (232) [system] char_type(r, space)
   Fail: (232) [system] char_type(r, space)
   Call: (232) [system] arg(_218540, v('(', ')', end_of_file), r)
   Fail: (232) [system] arg(_219472, v('(', ')', end_of_file), r)
^  Fail: (231) [user] is_delimiter(r)
   Call: (231) [system] ')'==r
   Fail: (231) [system] ')'==r
   Call: (231) [system] get_char((0x55798e5fad60), r)
   Exit: (231) [system] get_char((0x55798e5fad60), r)
   Call: (231) [system] r=(\)
   Fail: (231) [system] r=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _226822)
   Call: (232) [system] peek_char((0x55798e5fad60), _227756)
   Exit: (232) [system] peek_char((0x55798e5fad60), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_232476, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_233408, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55798e5fad60), o)
   Exit: (232) [system] get_char((0x55798e5fad60), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _240758)
   Call: (233) [system] peek_char((0x55798e5fad60), _241692)
   Exit: (233) [system] peek_char((0x55798e5fad60), d)
^  Call: (233) [user] is_delimiter(d)
   Call: (234) [system] char_type(d, space)
   Fail: (234) [system] char_type(d, space)
   Call: (234) [system] arg(_246412, v('(', ')', end_of_file), d)
   Fail: (234) [system] arg(_247344, v('(', ')', end_of_file), d)
^  Fail: (233) [user] is_delimiter(d)
   Call: (233) [system] ')'==d
   Fail: (233) [system] ')'==d
   Call: (233) [system] get_char((0x55798e5fad60), d)
   Exit: (233) [system] get_char((0x55798e5fad60), d)
   Call: (233) [system] d=(\)
   Fail: (233) [system] d=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _254694)
   Call: (234) [system] peek_char((0x55798e5fad60), _255628)
   Exit: (234) [system] peek_char((0x55798e5fad60), u)
^  Call: (234) [user] is_delimiter(u)
   Call: (235) [system] char_type(u, space)
   Fail: (235) [system] char_type(u, space)
   Call: (235) [system] arg(_260348, v('(', ')', end_of_file), u)
   Fail: (235) [system] arg(_261280, v('(', ')', end_of_file), u)
^  Fail: (234) [user] is_delimiter(u)
   Call: (234) [system] ')'==u
   Fail: (234) [system] ')'==u
   Call: (234) [system] get_char((0x55798e5fad60), u)
   Exit: (234) [system] get_char((0x55798e5fad60), u)
   Call: (234) [system] u=(\)
   Fail: (234) [system] u=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _268630)
   Call: (235) [system] peek_char((0x55798e5fad60), _269564)
   Exit: (235) [system] peek_char((0x55798e5fad60), c)
^  Call: (235) [user] is_delimiter(c)
   Call: (236) [system] char_type(c, space)
   Fail: (236) [system] char_type(c, space)
   Call: (236) [system] arg(_274284, v('(', ')', end_of_file), c)
   Fail: (236) [system] arg(_275216, v('(', ')', end_of_file), c)
^  Fail: (235) [user] is_delimiter(c)
   Call: (235) [system] ')'==c
   Fail: (235) [system] ')'==c
   Call: (235) [system] get_char((0x55798e5fad60), c)
   Exit: (235) [system] get_char((0x55798e5fad60), c)
   Call: (235) [system] c=(\)
   Fail: (235) [system] c=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _282566)
   Call: (236) [system] peek_char((0x55798e5fad60), _283500)
   Exit: (236) [system] peek_char((0x55798e5fad60), t)
^  Call: (236) [user] is_delimiter(t)
   Call: (237) [system] char_type(t, space)
   Fail: (237) [system] char_type(t, space)
   Call: (237) [system] arg(_288220, v('(', ')', end_of_file), t)
   Fail: (237) [system] arg(_289152, v('(', ')', end_of_file), t)
^  Fail: (236) [user] is_delimiter(t)
   Call: (236) [system] ')'==t
   Fail: (236) [system] ')'==t
   Call: (236) [system] get_char((0x55798e5fad60), t)
   Exit: (236) [system] get_char((0x55798e5fad60), t)
   Call: (236) [system] t=(\)
   Fail: (236) [system] t=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _296502)
   Call: (237) [system] peek_char((0x55798e5fad60), _297436)
   Exit: (237) [system] peek_char((0x55798e5fad60), i)
^  Call: (237) [user] is_delimiter(i)
   Call: (238) [system] char_type(i, space)
   Fail: (238) [system] char_type(i, space)
   Call: (238) [system] arg(_302156, v('(', ')', end_of_file), i)
   Fail: (238) [system] arg(_303088, v('(', ')', end_of_file), i)
^  Fail: (237) [user] is_delimiter(i)
   Call: (237) [system] ')'==i
   Fail: (237) [system] ')'==i
   Call: (237) [system] get_char((0x55798e5fad60), i)
   Exit: (237) [system] get_char((0x55798e5fad60), i)
   Call: (237) [system] i=(\)
   Fail: (237) [system] i=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _310438)
   Call: (238) [system] peek_char((0x55798e5fad60), _311372)
   Exit: (238) [system] peek_char((0x55798e5fad60), o)
^  Call: (238) [user] is_delimiter(o)
   Call: (239) [system] char_type(o, space)
   Fail: (239) [system] char_type(o, space)
   Call: (239) [system] arg(_316092, v('(', ')', end_of_file), o)
   Fail: (239) [system] arg(_317024, v('(', ')', end_of_file), o)
^  Fail: (238) [user] is_delimiter(o)
   Call: (238) [system] ')'==o
   Fail: (238) [system] ')'==o
   Call: (238) [system] get_char((0x55798e5fad60), o)
   Exit: (238) [system] get_char((0x55798e5fad60), o)
   Call: (238) [system] o=(\)
   Fail: (238) [system] o=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _324374)
   Call: (239) [system] peek_char((0x55798e5fad60), _325308)
   Exit: (239) [system] peek_char((0x55798e5fad60), n)
^  Call: (239) [user] is_delimiter(n)
   Call: (240) [system] char_type(n, space)
   Fail: (240) [system] char_type(n, space)
   Call: (240) [system] arg(_330028, v('(', ')', end_of_file), n)
   Fail: (240) [system] arg(_330960, v('(', ')', end_of_file), n)
^  Fail: (239) [user] is_delimiter(n)
   Call: (239) [system] ')'==n
   Fail: (239) [system] ')'==n
   Call: (239) [system] get_char((0x55798e5fad60), n)
   Exit: (239) [system] get_char((0x55798e5fad60), n)
   Call: (239) [system] n=(\)
   Fail: (239) [system] n=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _338310)
   Call: (240) [system] peek_char((0x55798e5fad60), _339244)
   Exit: (240) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (240) [user] is_delimiter(' ')
   Call: (241) [system] char_type(' ', space)
   Exit: (241) [system] char_type(' ', space)
^  Exit: (240) [user] is_delimiter(' ')
   Call: (240) [system] _338310=[]
   Exit: (240) [system] []=[]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (239) [system] _324374=[n]
   Exit: (239) [system] [n]=[n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (238) [system] _310438=[o, n]
   Exit: (238) [system] [o, n]=[o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (237) [system] _296502=[i, o, n]
   Exit: (237) [system] [i, o, n]=[i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (236) [system] _282566=[t, i, o, n]
   Exit: (236) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (235) [system] _268630=[c, t, i, o, n]
   Exit: (235) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (234) [system] _254694=[u, c, t, i, o, n]
   Exit: (234) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (233) [system] _240758=[d, u, c, t, i, o, n]
   Exit: (233) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (232) [system] _226822=[o, d, u, c, t, i, o, n]
   Exit: (232) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (231) [system] _212886=[r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _198950=[t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _185014=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _171078=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _157142=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _143206=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _129270=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _115334=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _101398=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _87462=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _73526=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _59590=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _45654=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _31718=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (217) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _5176)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_410022, _410024), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _5176), _409998, fail)), '$restore_trace'(_410022, _410024))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_410022, _410024))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _5176), _409998, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_5176)
   Fail: (218) [system] atomic(_5176)
   Call: (218) [system] atom_chars(_5176, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (218) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (217) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _419398)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _421256)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _428994)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _431698)
   Exit: (218) [system] peek_char((0x55798e5fad60), a)
   Call: (218) [system] a=(;)
   Fail: (218) [system] a=(;)
^  Call: (218) [user] is_like_space(a)
   Call: (219) [system] char_type(a, 'white')
   Fail: (219) [system] char_type(a, 'white')
   Call: (219) [system] char_type(a, end_of_line)
   Fail: (219) [system] char_type(a, end_of_line)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] char_type(a, cntrl)
   Fail: (219) [system] char_type(a, cntrl)
^  Fail: (218) [user] is_like_space(a)
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _446776)
   Exit: (216) [system] peek_char((0x55798e5fad60), a)
   Call: (216) [system] a=')'
   Fail: (216) [system] a=')'
   Call: (216) [system] a=end_of_file
   Fail: (216) [system] a=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _452346)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _454204)
   Exit: (218) [system] peek_char((0x55798e5fad60), a)
   Call: (218) [system] a=(;)
   Fail: (218) [system] a=(;)
^  Call: (218) [user] is_like_space(a)
   Call: (219) [system] char_type(a, 'white')
   Fail: (219) [system] char_type(a, 'white')
   Call: (219) [system] char_type(a, end_of_line)
   Fail: (219) [system] char_type(a, end_of_line)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] char_type(a, cntrl)
   Fail: (219) [system] char_type(a, cntrl)
^  Fail: (218) [user] is_like_space(a)
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _468358)
   Exit: (217) [system] get_char((0x55798e5fad60), a)
   Call: (217) [system] a='('
   Fail: (217) [system] a='('
   Call: (217) [system] a='['
   Fail: (217) [system] a='['
   Call: (217) [system] a='{'
   Fail: (217) [system] a='{'
   Call: (217) [system] a='"'
   Fail: (217) [system] a='"'
   Call: (217) [system] a=!
   Fail: (217) [system] a=!
   Call: (217) [system] a='\''
   Fail: (217) [system] a='\''
   Call: (217) [system] a='`'
   Fail: (217) [system] a='`'
   Call: (217) [system] a=end_of_file
   Fail: (217) [system] a=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), a, _452346)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _486000)
   Call: (219) [system] peek_char((0x55798e5fad60), _486934)
   Exit: (219) [system] peek_char((0x55798e5fad60), b)
^  Call: (219) [user] is_delimiter(b)
   Call: (220) [system] char_type(b, space)
   Fail: (220) [system] char_type(b, space)
   Call: (220) [system] arg(_491654, v('(', ')', end_of_file), b)
   Fail: (220) [system] arg(_492586, v('(', ')', end_of_file), b)
^  Fail: (219) [user] is_delimiter(b)
   Call: (219) [system] ')'==b
   Fail: (219) [system] ')'==b
   Call: (219) [system] get_char((0x55798e5fad60), b)
   Exit: (219) [system] get_char((0x55798e5fad60), b)
   Call: (219) [system] b=(\)
   Fail: (219) [system] b=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _499936)
   Call: (220) [system] peek_char((0x55798e5fad60), _500870)
   Exit: (220) [system] peek_char((0x55798e5fad60), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_505590, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_506522, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55798e5fad60), c)
   Exit: (220) [system] get_char((0x55798e5fad60), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _513872)
   Call: (221) [system] peek_char((0x55798e5fad60), _514806)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _513872=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (220) [system] _499936=[c]
   Exit: (220) [system] [c]=[c]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (219) [system] _486000=[b, c]
   Exit: (219) [system] [b, c]=[b, c]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (218) [user] classify_and_convert_charseq(a, [b, c], _452346)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_529704, _529706), once(user:catch(read_from_chars([a, b, c], _452346), _529680, fail)), '$restore_trace'(_529704, _529706))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_529704, _529706))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _529680, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(abc)
   Exit: (219) [system] atomic(abc)
^  Exit: (218) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _537204)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _539062)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _546800)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _549504)
   Exit: (219) [system] peek_char((0x55798e5fad60), a)
   Call: (219) [system] a=(;)
   Fail: (219) [system] a=(;)
^  Call: (219) [user] is_like_space(a)
   Call: (220) [system] char_type(a, 'white')
   Fail: (220) [system] char_type(a, 'white')
   Call: (220) [system] char_type(a, end_of_line)
   Fail: (220) [system] char_type(a, end_of_line)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] char_type(a, cntrl)
   Fail: (220) [system] char_type(a, cntrl)
^  Fail: (219) [user] is_like_space(a)
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _564582)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
   Call: (217) [system] a=')'
   Fail: (217) [system] a=')'
   Call: (217) [system] a=end_of_file
   Fail: (217) [system] a=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _570152)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _572010)
   Exit: (219) [system] peek_char((0x55798e5fad60), a)
   Call: (219) [system] a=(;)
   Fail: (219) [system] a=(;)
^  Call: (219) [user] is_like_space(a)
   Call: (220) [system] char_type(a, 'white')
   Fail: (220) [system] char_type(a, 'white')
   Call: (220) [system] char_type(a, end_of_line)
   Fail: (220) [system] char_type(a, end_of_line)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] char_type(a, cntrl)
   Fail: (220) [system] char_type(a, cntrl)
^  Fail: (219) [user] is_like_space(a)
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _586164)
   Exit: (218) [system] get_char((0x55798e5fad60), a)
   Call: (218) [system] a='('
   Fail: (218) [system] a='('
   Call: (218) [system] a='['
   Fail: (218) [system] a='['
   Call: (218) [system] a='{'
   Fail: (218) [system] a='{'
   Call: (218) [system] a='"'
   Fail: (218) [system] a='"'
   Call: (218) [system] a=!
   Fail: (218) [system] a=!
   Call: (218) [system] a='\''
   Fail: (218) [system] a='\''
   Call: (218) [system] a='`'
   Fail: (218) [system] a='`'
   Call: (218) [system] a=end_of_file
   Fail: (218) [system] a=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), a, _570152)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _603806)
   Call: (220) [system] peek_char((0x55798e5fad60), _604740)
   Exit: (220) [system] peek_char((0x55798e5fad60), b)
^  Call: (220) [user] is_delimiter(b)
   Call: (221) [system] char_type(b, space)
   Fail: (221) [system] char_type(b, space)
   Call: (221) [system] arg(_609460, v('(', ')', end_of_file), b)
   Fail: (221) [system] arg(_610392, v('(', ')', end_of_file), b)
^  Fail: (220) [user] is_delimiter(b)
   Call: (220) [system] ')'==b
   Fail: (220) [system] ')'==b
   Call: (220) [system] get_char((0x55798e5fad60), b)
   Exit: (220) [system] get_char((0x55798e5fad60), b)
   Call: (220) [system] b=(\)
   Fail: (220) [system] b=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _617742)
   Call: (221) [system] peek_char((0x55798e5fad60), _618676)
   Exit: (221) [system] peek_char((0x55798e5fad60), c)
^  Call: (221) [user] is_delimiter(c)
   Call: (222) [system] char_type(c, space)
   Fail: (222) [system] char_type(c, space)
   Call: (222) [system] arg(_623396, v('(', ')', end_of_file), c)
   Fail: (222) [system] arg(_624328, v('(', ')', end_of_file), c)
^  Fail: (221) [user] is_delimiter(c)
   Call: (221) [system] ')'==c
   Fail: (221) [system] ')'==c
   Call: (221) [system] get_char((0x55798e5fad60), c)
   Exit: (221) [system] get_char((0x55798e5fad60), c)
   Call: (221) [system] c=(\)
   Fail: (221) [system] c=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _631678)
   Call: (222) [system] peek_char((0x55798e5fad60), _632612)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
^  Call: (222) [user] is_delimiter(')')
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] arg(_637332, v('(', ')', end_of_file), ')')
   Exit: (223) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (222) [user] is_delimiter(')')
   Call: (222) [system] _631678=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (221) [system] _617742=[c]
   Exit: (221) [system] [c]=[c]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (220) [system] _603806=[b, c]
   Exit: (220) [system] [b, c]=[b, c]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (219) [user] classify_and_convert_charseq(a, [b, c], _570152)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_649382, _649384), once(user:catch(read_from_chars([a, b, c], _570152), _649358, fail)), '$restore_trace'(_649382, _649384))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_649382, _649384))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _649358, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(abc)
   Exit: (220) [system] atomic(abc)
^  Exit: (219) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _656882)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _658740)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _672894)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55798e5fad60), _676684)
   Exit: (218) [system] get_char((0x55798e5fad60), ')')
   Call: (218) [system] _656882=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [])
   Call: (217) [system] _537204=[abc]
   Exit: (217) [system] [abc]=[abc]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [abc])
   Call: (216) [system] _419398=[abc, abc]
   Exit: (216) [system] [abc, abc]=[abc, abc]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [abc, abc])
   Call: (215) [system] _5170=['DisjunctionIntroduction', abc, abc]
   Exit: (215) [system] ['DisjunctionIntroduction', abc, abc]=['DisjunctionIntroduction', abc, abc]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, abc])
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, abc])
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _690566)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _692424)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _700162)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _702866)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _717944)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _723514)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _725372)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _739526)
   Exit: (215) [system] get_char((0x55798e5fad60), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _723514)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _745096)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'O')
   Call: (217) [system] 'O'=(;)
   Fail: (217) [system] 'O'=(;)
^  Call: (217) [user] is_like_space('O')
   Call: (218) [system] char_type('O', 'white')
   Fail: (218) [system] char_type('O', 'white')
   Call: (218) [system] char_type('O', end_of_line)
   Fail: (218) [system] char_type('O', end_of_line)
   Call: (218) [system] char_type('O', space)
   Fail: (218) [system] char_type('O', space)
   Call: (218) [system] char_type('O', cntrl)
   Fail: (218) [system] char_type('O', cntrl)
^  Fail: (217) [user] is_like_space('O')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _759250)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'O')
   Call: (216) [system] 'O'=')'
   Fail: (216) [system] 'O'=')'
   Call: (216) [system] 'O'=end_of_file
   Fail: (216) [system] 'O'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _764820)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _766678)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'O')
   Call: (218) [system] 'O'=(;)
   Fail: (218) [system] 'O'=(;)
^  Call: (218) [user] is_like_space('O')
   Call: (219) [system] char_type('O', 'white')
   Fail: (219) [system] char_type('O', 'white')
   Call: (219) [system] char_type('O', end_of_line)
   Fail: (219) [system] char_type('O', end_of_line)
   Call: (219) [system] char_type('O', space)
   Fail: (219) [system] char_type('O', space)
   Call: (219) [system] char_type('O', cntrl)
   Fail: (219) [system] char_type('O', cntrl)
^  Fail: (218) [user] is_like_space('O')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _780832)
   Exit: (217) [system] get_char((0x55798e5fad60), 'O')
   Call: (217) [system] 'O'='('
   Fail: (217) [system] 'O'='('
   Call: (217) [system] 'O'='['
   Fail: (217) [system] 'O'='['
   Call: (217) [system] 'O'='{'
   Fail: (217) [system] 'O'='{'
   Call: (217) [system] 'O'='"'
   Fail: (217) [system] 'O'='"'
   Call: (217) [system] 'O'=!
   Fail: (217) [system] 'O'=!
   Call: (217) [system] 'O'='\''
   Fail: (217) [system] 'O'='\''
   Call: (217) [system] 'O'='`'
   Fail: (217) [system] 'O'='`'
   Call: (217) [system] 'O'=end_of_file
   Fail: (217) [system] 'O'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'O', _764820)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _798474)
   Call: (219) [system] peek_char((0x55798e5fad60), _799408)
   Exit: (219) [system] peek_char((0x55798e5fad60), r)
^  Call: (219) [user] is_delimiter(r)
   Call: (220) [system] char_type(r, space)
   Fail: (220) [system] char_type(r, space)
   Call: (220) [system] arg(_804128, v('(', ')', end_of_file), r)
   Fail: (220) [system] arg(_805060, v('(', ')', end_of_file), r)
^  Fail: (219) [user] is_delimiter(r)
   Call: (219) [system] ')'==r
   Fail: (219) [system] ')'==r
   Call: (219) [system] get_char((0x55798e5fad60), r)
   Exit: (219) [system] get_char((0x55798e5fad60), r)
   Call: (219) [system] r=(\)
   Fail: (219) [system] r=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _812410)
   Call: (220) [system] peek_char((0x55798e5fad60), _813344)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (220) [user] is_delimiter('L')
   Call: (221) [system] char_type('L', space)
   Fail: (221) [system] char_type('L', space)
   Call: (221) [system] arg(_818064, v('(', ')', end_of_file), 'L')
   Fail: (221) [system] arg(_818996, v('(', ')', end_of_file), 'L')
^  Fail: (220) [user] is_delimiter('L')
   Call: (220) [system] ')'=='L'
   Fail: (220) [system] ')'=='L'
   Call: (220) [system] get_char((0x55798e5fad60), 'L')
   Exit: (220) [system] get_char((0x55798e5fad60), 'L')
   Call: (220) [system] 'L'=(\)
   Fail: (220) [system] 'L'=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _826346)
   Call: (221) [system] peek_char((0x55798e5fad60), _827280)
   Exit: (221) [system] peek_char((0x55798e5fad60), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_832000, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_832932, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55798e5fad60), i)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _840282)
   Call: (222) [system] peek_char((0x55798e5fad60), _841216)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_845936, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_846868, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _854218)
   Call: (223) [system] peek_char((0x55798e5fad60), _855152)
   Exit: (223) [system] peek_char((0x55798e5fad60), k)
^  Call: (223) [user] is_delimiter(k)
   Call: (224) [system] char_type(k, space)
   Fail: (224) [system] char_type(k, space)
   Call: (224) [system] arg(_859872, v('(', ')', end_of_file), k)
   Fail: (224) [system] arg(_860804, v('(', ')', end_of_file), k)
^  Fail: (223) [user] is_delimiter(k)
   Call: (223) [system] ')'==k
   Fail: (223) [system] ')'==k
   Call: (223) [system] get_char((0x55798e5fad60), k)
   Exit: (223) [system] get_char((0x55798e5fad60), k)
   Call: (223) [system] k=(\)
   Fail: (223) [system] k=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _868154)
   Call: (224) [system] peek_char((0x55798e5fad60), _869088)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _868154=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (223) [system] _854218=[k]
   Exit: (223) [system] [k]=[k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (222) [system] _840282=[n, k]
   Exit: (222) [system] [n, k]=[n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (221) [system] _826346=[i, n, k]
   Exit: (221) [system] [i, n, k]=[i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (220) [system] _812410=['L', i, n, k]
   Exit: (220) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (219) [system] _798474=[r, 'L', i, n, k]
   Exit: (219) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (218) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _764820)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_892368, _892370), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _764820), _892344, fail)), '$restore_trace'(_892368, _892370))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_892368, _892370))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _764820), _892344, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_764820)
   Fail: (219) [system] atomic(_764820)
   Call: (219) [system] atom_chars(_764820, ['O', r, 'L', i, n, k])
   Exit: (219) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (218) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _901744)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _903602)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _911340)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _914044)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _929122)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _934692)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _936550)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _950704)
   Exit: (218) [system] get_char((0x55798e5fad60), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _934692)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _956274)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'I')
   Call: (220) [system] 'I'=(;)
   Fail: (220) [system] 'I'=(;)
^  Call: (220) [user] is_like_space('I')
   Call: (221) [system] char_type('I', 'white')
   Fail: (221) [system] char_type('I', 'white')
   Call: (221) [system] char_type('I', end_of_line)
   Fail: (221) [system] char_type('I', end_of_line)
   Call: (221) [system] char_type('I', space)
   Fail: (221) [system] char_type('I', space)
   Call: (221) [system] char_type('I', cntrl)
   Fail: (221) [system] char_type('I', cntrl)
^  Fail: (220) [user] is_like_space('I')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _970428)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'I')
   Call: (219) [system] 'I'=')'
   Fail: (219) [system] 'I'=')'
   Call: (219) [system] 'I'=end_of_file
   Fail: (219) [system] 'I'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _975998)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _977856)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'I')
   Call: (221) [system] 'I'=(;)
   Fail: (221) [system] 'I'=(;)
^  Call: (221) [user] is_like_space('I')
   Call: (222) [system] char_type('I', 'white')
   Fail: (222) [system] char_type('I', 'white')
   Call: (222) [system] char_type('I', end_of_line)
   Fail: (222) [system] char_type('I', end_of_line)
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] char_type('I', cntrl)
   Fail: (222) [system] char_type('I', cntrl)
^  Fail: (221) [user] is_like_space('I')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _992010)
   Exit: (220) [system] get_char((0x55798e5fad60), 'I')
   Call: (220) [system] 'I'='('
   Fail: (220) [system] 'I'='('
   Call: (220) [system] 'I'='['
   Fail: (220) [system] 'I'='['
   Call: (220) [system] 'I'='{'
   Fail: (220) [system] 'I'='{'
   Call: (220) [system] 'I'='"'
   Fail: (220) [system] 'I'='"'
   Call: (220) [system] 'I'=!
   Fail: (220) [system] 'I'=!
   Call: (220) [system] 'I'='\''
   Fail: (220) [system] 'I'='\''
   Call: (220) [system] 'I'='`'
   Fail: (220) [system] 'I'='`'
   Call: (220) [system] 'I'=end_of_file
   Fail: (220) [system] 'I'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'I', _975998)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1009652)
   Call: (222) [system] peek_char((0x55798e5fad60), _1010586)
   Exit: (222) [system] peek_char((0x55798e5fad60), m)
^  Call: (222) [user] is_delimiter(m)
   Call: (223) [system] char_type(m, space)
   Fail: (223) [system] char_type(m, space)
   Call: (223) [system] arg(_1015306, v('(', ')', end_of_file), m)
   Fail: (223) [system] arg(_1016238, v('(', ')', end_of_file), m)
^  Fail: (222) [user] is_delimiter(m)
   Call: (222) [system] ')'==m
   Fail: (222) [system] ')'==m
   Call: (222) [system] get_char((0x55798e5fad60), m)
   Exit: (222) [system] get_char((0x55798e5fad60), m)
   Call: (222) [system] m=(\)
   Fail: (222) [system] m=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1023588)
   Call: (223) [system] peek_char((0x55798e5fad60), _1024522)
   Exit: (223) [system] peek_char((0x55798e5fad60), p)
^  Call: (223) [user] is_delimiter(p)
   Call: (224) [system] char_type(p, space)
   Fail: (224) [system] char_type(p, space)
   Call: (224) [system] arg(_1029242, v('(', ')', end_of_file), p)
   Fail: (224) [system] arg(_1030174, v('(', ')', end_of_file), p)
^  Fail: (223) [user] is_delimiter(p)
   Call: (223) [system] ')'==p
   Fail: (223) [system] ')'==p
   Call: (223) [system] get_char((0x55798e5fad60), p)
   Exit: (223) [system] get_char((0x55798e5fad60), p)
   Call: (223) [system] p=(\)
   Fail: (223) [system] p=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1037524)
   Call: (224) [system] peek_char((0x55798e5fad60), _1038458)
   Exit: (224) [system] peek_char((0x55798e5fad60), l)
^  Call: (224) [user] is_delimiter(l)
   Call: (225) [system] char_type(l, space)
   Fail: (225) [system] char_type(l, space)
   Call: (225) [system] arg(_1043178, v('(', ')', end_of_file), l)
   Fail: (225) [system] arg(_1044110, v('(', ')', end_of_file), l)
^  Fail: (224) [user] is_delimiter(l)
   Call: (224) [system] ')'==l
   Fail: (224) [system] ')'==l
   Call: (224) [system] get_char((0x55798e5fad60), l)
   Exit: (224) [system] get_char((0x55798e5fad60), l)
   Call: (224) [system] l=(\)
   Fail: (224) [system] l=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1051460)
   Call: (225) [system] peek_char((0x55798e5fad60), _1052394)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_1057114, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_1058046, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1065396)
   Call: (226) [system] peek_char((0x55798e5fad60), _1066330)
   Exit: (226) [system] peek_char((0x55798e5fad60), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_1071050, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_1071982, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55798e5fad60), c)
   Exit: (226) [system] get_char((0x55798e5fad60), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1079332)
   Call: (227) [system] peek_char((0x55798e5fad60), _1080266)
   Exit: (227) [system] peek_char((0x55798e5fad60), a)
^  Call: (227) [user] is_delimiter(a)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] arg(_1084986, v('(', ')', end_of_file), a)
   Fail: (228) [system] arg(_1085918, v('(', ')', end_of_file), a)
^  Fail: (227) [user] is_delimiter(a)
   Call: (227) [system] ')'==a
   Fail: (227) [system] ')'==a
   Call: (227) [system] get_char((0x55798e5fad60), a)
   Exit: (227) [system] get_char((0x55798e5fad60), a)
   Call: (227) [system] a=(\)
   Fail: (227) [system] a=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1093268)
   Call: (228) [system] peek_char((0x55798e5fad60), _1094202)
   Exit: (228) [system] peek_char((0x55798e5fad60), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_1098922, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_1099854, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55798e5fad60), t)
   Exit: (228) [system] get_char((0x55798e5fad60), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1107204)
   Call: (229) [system] peek_char((0x55798e5fad60), _1108138)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1112858, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1113790, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1121140)
   Call: (230) [system] peek_char((0x55798e5fad60), _1122074)
   Exit: (230) [system] peek_char((0x55798e5fad60), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_1126794, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_1127726, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55798e5fad60), o)
   Exit: (230) [system] get_char((0x55798e5fad60), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1135076)
   Call: (231) [system] peek_char((0x55798e5fad60), _1136010)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1140730, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1141662, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1149012)
   Call: (232) [system] peek_char((0x55798e5fad60), _1149946)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _1149012=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (231) [system] _1135076=[n]
   Exit: (231) [system] [n]=[n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (230) [system] _1121140=[o, n]
   Exit: (230) [system] [o, n]=[o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (229) [system] _1107204=[i, o, n]
   Exit: (229) [system] [i, o, n]=[i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (228) [system] _1093268=[t, i, o, n]
   Exit: (228) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (227) [system] _1079332=[a, t, i, o, n]
   Exit: (227) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (226) [system] _1065396=[c, a, t, i, o, n]
   Exit: (226) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (225) [system] _1051460=[i, c, a, t, i, o, n]
   Exit: (225) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (224) [system] _1037524=[l, i, c, a, t, i, o, n]
   Exit: (224) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (223) [system] _1023588=[p, l, i, c, a, t, i, o, n]
   Exit: (223) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (222) [system] _1009652=[m, p, l, i, c, a, t, i, o, n]
   Exit: (222) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (221) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _975998)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_1187196, _1187198), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _975998), _1187172, fail)), '$restore_trace'(_1187196, _1187198))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_1187196, _1187198))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _975998), _1187172, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_975998)
   Fail: (222) [system] atomic(_975998)
   Call: (222) [system] atom_chars(_975998, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (222) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (221) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1196572)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1198430)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _1206168)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1208872)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1223950)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1229520)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1231378)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1245532)
   Exit: (221) [system] get_char((0x55798e5fad60), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1229520)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1251102)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'=(;)
   Fail: (223) [system] 'A'=(;)
^  Call: (223) [user] is_like_space('A')
   Call: (224) [system] char_type('A', 'white')
   Fail: (224) [system] char_type('A', 'white')
   Call: (224) [system] char_type('A', end_of_line)
   Fail: (224) [system] char_type('A', end_of_line)
   Call: (224) [system] char_type('A', space)
   Fail: (224) [system] char_type('A', space)
   Call: (224) [system] char_type('A', cntrl)
   Fail: (224) [system] char_type('A', cntrl)
^  Fail: (223) [user] is_like_space('A')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1265256)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=')'
   Fail: (222) [system] 'A'=')'
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1270826)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1272684)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1286838)
   Exit: (223) [system] get_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'='('
   Fail: (223) [system] 'A'='('
   Call: (223) [system] 'A'='['
   Fail: (223) [system] 'A'='['
   Call: (223) [system] 'A'='{'
   Fail: (223) [system] 'A'='{'
   Call: (223) [system] 'A'='"'
   Fail: (223) [system] 'A'='"'
   Call: (223) [system] 'A'=!
   Fail: (223) [system] 'A'=!
   Call: (223) [system] 'A'='\''
   Fail: (223) [system] 'A'='\''
   Call: (223) [system] 'A'='`'
   Fail: (223) [system] 'A'='`'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1270826)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1304480)
   Call: (225) [system] peek_char((0x55798e5fad60), _1305414)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_1310134, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_1311066, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1318416)
   Call: (226) [system] peek_char((0x55798e5fad60), _1319350)
   Exit: (226) [system] peek_char((0x55798e5fad60), d)
^  Call: (226) [user] is_delimiter(d)
   Call: (227) [system] char_type(d, space)
   Fail: (227) [system] char_type(d, space)
   Call: (227) [system] arg(_1324070, v('(', ')', end_of_file), d)
   Fail: (227) [system] arg(_1325002, v('(', ')', end_of_file), d)
^  Fail: (226) [user] is_delimiter(d)
   Call: (226) [system] ')'==d
   Fail: (226) [system] ')'==d
   Call: (226) [system] get_char((0x55798e5fad60), d)
   Exit: (226) [system] get_char((0x55798e5fad60), d)
   Call: (226) [system] d=(\)
   Fail: (226) [system] d=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1332352)
   Call: (227) [system] peek_char((0x55798e5fad60), _1333286)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (227) [user] is_delimiter('L')
   Call: (228) [system] char_type('L', space)
   Fail: (228) [system] char_type('L', space)
   Call: (228) [system] arg(_1338006, v('(', ')', end_of_file), 'L')
   Fail: (228) [system] arg(_1338938, v('(', ')', end_of_file), 'L')
^  Fail: (227) [user] is_delimiter('L')
   Call: (227) [system] ')'=='L'
   Fail: (227) [system] ')'=='L'
   Call: (227) [system] get_char((0x55798e5fad60), 'L')
   Exit: (227) [system] get_char((0x55798e5fad60), 'L')
   Call: (227) [system] 'L'=(\)
   Fail: (227) [system] 'L'=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1346288)
   Call: (228) [system] peek_char((0x55798e5fad60), _1347222)
   Exit: (228) [system] peek_char((0x55798e5fad60), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_1351942, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_1352874, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55798e5fad60), i)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1360224)
   Call: (229) [system] peek_char((0x55798e5fad60), _1361158)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_1365878, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_1366810, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1374160)
   Call: (230) [system] peek_char((0x55798e5fad60), _1375094)
   Exit: (230) [system] peek_char((0x55798e5fad60), k)
^  Call: (230) [user] is_delimiter(k)
   Call: (231) [system] char_type(k, space)
   Fail: (231) [system] char_type(k, space)
   Call: (231) [system] arg(_1379814, v('(', ')', end_of_file), k)
   Fail: (231) [system] arg(_1380746, v('(', ')', end_of_file), k)
^  Fail: (230) [user] is_delimiter(k)
   Call: (230) [system] ')'==k
   Fail: (230) [system] ')'==k
   Call: (230) [system] get_char((0x55798e5fad60), k)
   Exit: (230) [system] get_char((0x55798e5fad60), k)
   Call: (230) [system] k=(\)
   Fail: (230) [system] k=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1388096)
   Call: (231) [system] peek_char((0x55798e5fad60), _1389030)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1388096=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (230) [system] _1374160=[k]
   Exit: (230) [system] [k]=[k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (229) [system] _1360224=[n, k]
   Exit: (229) [system] [n, k]=[n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (228) [system] _1346288=[i, n, k]
   Exit: (228) [system] [i, n, k]=[i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (227) [system] _1332352=['L', i, n, k]
   Exit: (227) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (226) [system] _1318416=[d, 'L', i, n, k]
   Exit: (226) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (225) [system] _1304480=[n, d, 'L', i, n, k]
   Exit: (225) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (224) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1270826)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1415104, _1415106), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1270826), _1415080, fail)), '$restore_trace'(_1415104, _1415106))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1415104, _1415106))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1270826), _1415080, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_1270826)
   Fail: (225) [system] atomic(_1270826)
   Call: (225) [system] atom_chars(_1270826, ['A', n, d, 'L', i, n, k])
   Exit: (225) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (224) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1424480)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1426338)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _1434076)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1436780)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1451858)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'=')'
   Fail: (223) [system] 'A'=')'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1457428)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1459286)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1473440)
   Exit: (224) [system] get_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'='('
   Fail: (224) [system] 'A'='('
   Call: (224) [system] 'A'='['
   Fail: (224) [system] 'A'='['
   Call: (224) [system] 'A'='{'
   Fail: (224) [system] 'A'='{'
   Call: (224) [system] 'A'='"'
   Fail: (224) [system] 'A'='"'
   Call: (224) [system] 'A'=!
   Fail: (224) [system] 'A'=!
   Call: (224) [system] 'A'='\''
   Fail: (224) [system] 'A'='\''
   Call: (224) [system] 'A'='`'
   Fail: (224) [system] 'A'='`'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1457428)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1491082)
   Call: (226) [system] peek_char((0x55798e5fad60), _1492016)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _1491082=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (225) [user] classify_and_convert_charseq('A', [], _1457428)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1501326, _1501328), once(user:catch(read_from_chars(['A'], _1457428), _1501302, fail)), '$restore_trace'(_1501326, _1501328))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1501326, _1501328))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1457428), _1501302, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_1457428)
   Fail: (226) [system] atomic(_1457428)
   Call: (226) [system] atom_chars(_1457428, ['A'])
   Exit: (226) [system] atom_chars('A', ['A'])
^  Exit: (225) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1510702)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1512560)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _1520298)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1523002)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'B')
   Call: (226) [system] 'B'=(;)
   Fail: (226) [system] 'B'=(;)
^  Call: (226) [user] is_like_space('B')
   Call: (227) [system] char_type('B', 'white')
   Fail: (227) [system] char_type('B', 'white')
   Call: (227) [system] char_type('B', end_of_line)
   Fail: (227) [system] char_type('B', end_of_line)
   Call: (227) [system] char_type('B', space)
   Fail: (227) [system] char_type('B', space)
   Call: (227) [system] char_type('B', cntrl)
   Fail: (227) [system] char_type('B', cntrl)
^  Fail: (226) [user] is_like_space('B')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1538080)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'B')
   Call: (224) [system] 'B'=')'
   Fail: (224) [system] 'B'=')'
   Call: (224) [system] 'B'=end_of_file
   Fail: (224) [system] 'B'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1543650)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1545508)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'B')
   Call: (226) [system] 'B'=(;)
   Fail: (226) [system] 'B'=(;)
^  Call: (226) [user] is_like_space('B')
   Call: (227) [system] char_type('B', 'white')
   Fail: (227) [system] char_type('B', 'white')
   Call: (227) [system] char_type('B', end_of_line)
   Fail: (227) [system] char_type('B', end_of_line)
   Call: (227) [system] char_type('B', space)
   Fail: (227) [system] char_type('B', space)
   Call: (227) [system] char_type('B', cntrl)
   Fail: (227) [system] char_type('B', cntrl)
^  Fail: (226) [user] is_like_space('B')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1559662)
   Exit: (225) [system] get_char((0x55798e5fad60), 'B')
   Call: (225) [system] 'B'='('
   Fail: (225) [system] 'B'='('
   Call: (225) [system] 'B'='['
   Fail: (225) [system] 'B'='['
   Call: (225) [system] 'B'='{'
   Fail: (225) [system] 'B'='{'
   Call: (225) [system] 'B'='"'
   Fail: (225) [system] 'B'='"'
   Call: (225) [system] 'B'=!
   Fail: (225) [system] 'B'=!
   Call: (225) [system] 'B'='\''
   Fail: (225) [system] 'B'='\''
   Call: (225) [system] 'B'='`'
   Fail: (225) [system] 'B'='`'
   Call: (225) [system] 'B'=end_of_file
   Fail: (225) [system] 'B'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1543650)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1577304)
   Call: (227) [system] peek_char((0x55798e5fad60), _1578238)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
^  Call: (227) [user] is_delimiter(')')
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] arg(_1582958, v('(', ')', end_of_file), ')')
   Exit: (228) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (227) [user] is_delimiter(')')
   Call: (227) [system] _1577304=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (226) [user] classify_and_convert_charseq('B', [], _1543650)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1589420, _1589422), once(user:catch(read_from_chars(['B'], _1543650), _1589396, fail)), '$restore_trace'(_1589420, _1589422))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1589420, _1589422))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1543650), _1589396, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1543650)
   Fail: (227) [system] atomic(_1543650)
   Call: (227) [system] atom_chars(_1543650, ['B'])
   Exit: (227) [system] atom_chars('B', ['B'])
^  Exit: (226) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1598796)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1600654)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1614808)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55798e5fad60), _1618598)
   Exit: (225) [system] get_char((0x55798e5fad60), ')')
   Call: (225) [system] _1598796=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [])
   Call: (224) [system] _1510702=['B']
   Exit: (224) [system] ['B']=['B']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (223) [system] _1424480=['A', 'B']
   Exit: (223) [system] ['A', 'B']=['A', 'B']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (222) [system] _1229520=['AndLink', 'A', 'B']
   Exit: (222) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1632480)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1634338)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _1642076)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1644780)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'C')
   Call: (223) [system] 'C'=(;)
   Fail: (223) [system] 'C'=(;)
^  Call: (223) [user] is_like_space('C')
   Call: (224) [system] char_type('C', 'white')
   Fail: (224) [system] char_type('C', 'white')
   Call: (224) [system] char_type('C', end_of_line)
   Fail: (224) [system] char_type('C', end_of_line)
   Call: (224) [system] char_type('C', space)
   Fail: (224) [system] char_type('C', space)
   Call: (224) [system] char_type('C', cntrl)
   Fail: (224) [system] char_type('C', cntrl)
^  Fail: (223) [user] is_like_space('C')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1659858)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'C')
   Call: (221) [system] 'C'=')'
   Fail: (221) [system] 'C'=')'
   Call: (221) [system] 'C'=end_of_file
   Fail: (221) [system] 'C'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1665428)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1667286)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'C')
   Call: (223) [system] 'C'=(;)
   Fail: (223) [system] 'C'=(;)
^  Call: (223) [user] is_like_space('C')
   Call: (224) [system] char_type('C', 'white')
   Fail: (224) [system] char_type('C', 'white')
   Call: (224) [system] char_type('C', end_of_line)
   Fail: (224) [system] char_type('C', end_of_line)
   Call: (224) [system] char_type('C', space)
   Fail: (224) [system] char_type('C', space)
   Call: (224) [system] char_type('C', cntrl)
   Fail: (224) [system] char_type('C', cntrl)
^  Fail: (223) [user] is_like_space('C')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1681440)
   Exit: (222) [system] get_char((0x55798e5fad60), 'C')
   Call: (222) [system] 'C'='('
   Fail: (222) [system] 'C'='('
   Call: (222) [system] 'C'='['
   Fail: (222) [system] 'C'='['
   Call: (222) [system] 'C'='{'
   Fail: (222) [system] 'C'='{'
   Call: (222) [system] 'C'='"'
   Fail: (222) [system] 'C'='"'
   Call: (222) [system] 'C'=!
   Fail: (222) [system] 'C'=!
   Call: (222) [system] 'C'='\''
   Fail: (222) [system] 'C'='\''
   Call: (222) [system] 'C'='`'
   Fail: (222) [system] 'C'='`'
   Call: (222) [system] 'C'=end_of_file
   Fail: (222) [system] 'C'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1665428)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1699082)
   Call: (224) [system] peek_char((0x55798e5fad60), _1700016)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
^  Call: (224) [user] is_delimiter(')')
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] arg(_1704736, v('(', ')', end_of_file), ')')
   Exit: (225) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (224) [user] is_delimiter(')')
   Call: (224) [system] _1699082=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (223) [user] classify_and_convert_charseq('C', [], _1665428)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1711198, _1711200), once(user:catch(read_from_chars(['C'], _1665428), _1711174, fail)), '$restore_trace'(_1711198, _1711200))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1711198, _1711200))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1665428), _1711174, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_1665428)
   Fail: (224) [system] atomic(_1665428)
   Call: (224) [system] atom_chars(_1665428, ['C'])
   Exit: (224) [system] atom_chars('C', ['C'])
^  Exit: (223) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1720574)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1722432)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1736586)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55798e5fad60), _1740376)
   Exit: (222) [system] get_char((0x55798e5fad60), ')')
   Call: (222) [system] _1720574=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [])
   Call: (221) [system] _1632480=['C']
   Exit: (221) [system] ['C']=['C']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (220) [system] _1196572=[['AndLink', 'A', 'B'], 'C']
   Exit: (220) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (219) [system] _934692=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (219) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1754258)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1756116)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _1763854)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1766558)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1781636)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1787206)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1789064)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1803218)
   Exit: (219) [system] get_char((0x55798e5fad60), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1787206)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1808788)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'I')
   Call: (221) [system] 'I'=(;)
   Fail: (221) [system] 'I'=(;)
^  Call: (221) [user] is_like_space('I')
   Call: (222) [system] char_type('I', 'white')
   Fail: (222) [system] char_type('I', 'white')
   Call: (222) [system] char_type('I', end_of_line)
   Fail: (222) [system] char_type('I', end_of_line)
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] char_type('I', cntrl)
   Fail: (222) [system] char_type('I', cntrl)
^  Fail: (221) [user] is_like_space('I')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1822942)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'I')
   Call: (220) [system] 'I'=')'
   Fail: (220) [system] 'I'=')'
   Call: (220) [system] 'I'=end_of_file
   Fail: (220) [system] 'I'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1828512)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1830370)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'I')
   Call: (222) [system] 'I'=(;)
   Fail: (222) [system] 'I'=(;)
^  Call: (222) [user] is_like_space('I')
   Call: (223) [system] char_type('I', 'white')
   Fail: (223) [system] char_type('I', 'white')
   Call: (223) [system] char_type('I', end_of_line)
   Fail: (223) [system] char_type('I', end_of_line)
   Call: (223) [system] char_type('I', space)
   Fail: (223) [system] char_type('I', space)
   Call: (223) [system] char_type('I', cntrl)
   Fail: (223) [system] char_type('I', cntrl)
^  Fail: (222) [user] is_like_space('I')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1844524)
   Exit: (221) [system] get_char((0x55798e5fad60), 'I')
   Call: (221) [system] 'I'='('
   Fail: (221) [system] 'I'='('
   Call: (221) [system] 'I'='['
   Fail: (221) [system] 'I'='['
   Call: (221) [system] 'I'='{'
   Fail: (221) [system] 'I'='{'
   Call: (221) [system] 'I'='"'
   Fail: (221) [system] 'I'='"'
   Call: (221) [system] 'I'=!
   Fail: (221) [system] 'I'=!
   Call: (221) [system] 'I'='\''
   Fail: (221) [system] 'I'='\''
   Call: (221) [system] 'I'='`'
   Fail: (221) [system] 'I'='`'
   Call: (221) [system] 'I'=end_of_file
   Fail: (221) [system] 'I'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1828512)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1862166)
   Call: (223) [system] peek_char((0x55798e5fad60), _1863100)
   Exit: (223) [system] peek_char((0x55798e5fad60), m)
^  Call: (223) [user] is_delimiter(m)
   Call: (224) [system] char_type(m, space)
   Fail: (224) [system] char_type(m, space)
   Call: (224) [system] arg(_1867820, v('(', ')', end_of_file), m)
   Fail: (224) [system] arg(_1868752, v('(', ')', end_of_file), m)
^  Fail: (223) [user] is_delimiter(m)
   Call: (223) [system] ')'==m
   Fail: (223) [system] ')'==m
   Call: (223) [system] get_char((0x55798e5fad60), m)
   Exit: (223) [system] get_char((0x55798e5fad60), m)
   Call: (223) [system] m=(\)
   Fail: (223) [system] m=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1876102)
   Call: (224) [system] peek_char((0x55798e5fad60), _1877036)
   Exit: (224) [system] peek_char((0x55798e5fad60), p)
^  Call: (224) [user] is_delimiter(p)
   Call: (225) [system] char_type(p, space)
   Fail: (225) [system] char_type(p, space)
   Call: (225) [system] arg(_1881756, v('(', ')', end_of_file), p)
   Fail: (225) [system] arg(_1882688, v('(', ')', end_of_file), p)
^  Fail: (224) [user] is_delimiter(p)
   Call: (224) [system] ')'==p
   Fail: (224) [system] ')'==p
   Call: (224) [system] get_char((0x55798e5fad60), p)
   Exit: (224) [system] get_char((0x55798e5fad60), p)
   Call: (224) [system] p=(\)
   Fail: (224) [system] p=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1890038)
   Call: (225) [system] peek_char((0x55798e5fad60), _1890972)
   Exit: (225) [system] peek_char((0x55798e5fad60), l)
^  Call: (225) [user] is_delimiter(l)
   Call: (226) [system] char_type(l, space)
   Fail: (226) [system] char_type(l, space)
   Call: (226) [system] arg(_1895692, v('(', ')', end_of_file), l)
   Fail: (226) [system] arg(_1896624, v('(', ')', end_of_file), l)
^  Fail: (225) [user] is_delimiter(l)
   Call: (225) [system] ')'==l
   Fail: (225) [system] ')'==l
   Call: (225) [system] get_char((0x55798e5fad60), l)
   Exit: (225) [system] get_char((0x55798e5fad60), l)
   Call: (225) [system] l=(\)
   Fail: (225) [system] l=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1903974)
   Call: (226) [system] peek_char((0x55798e5fad60), _1904908)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_1909628, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_1910560, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1917910)
   Call: (227) [system] peek_char((0x55798e5fad60), _1918844)
   Exit: (227) [system] peek_char((0x55798e5fad60), c)
^  Call: (227) [user] is_delimiter(c)
   Call: (228) [system] char_type(c, space)
   Fail: (228) [system] char_type(c, space)
   Call: (228) [system] arg(_1923564, v('(', ')', end_of_file), c)
   Fail: (228) [system] arg(_1924496, v('(', ')', end_of_file), c)
^  Fail: (227) [user] is_delimiter(c)
   Call: (227) [system] ')'==c
   Fail: (227) [system] ')'==c
   Call: (227) [system] get_char((0x55798e5fad60), c)
   Exit: (227) [system] get_char((0x55798e5fad60), c)
   Call: (227) [system] c=(\)
   Fail: (227) [system] c=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1931846)
   Call: (228) [system] peek_char((0x55798e5fad60), _1932780)
   Exit: (228) [system] peek_char((0x55798e5fad60), a)
^  Call: (228) [user] is_delimiter(a)
   Call: (229) [system] char_type(a, space)
   Fail: (229) [system] char_type(a, space)
   Call: (229) [system] arg(_1937500, v('(', ')', end_of_file), a)
   Fail: (229) [system] arg(_1938432, v('(', ')', end_of_file), a)
^  Fail: (228) [user] is_delimiter(a)
   Call: (228) [system] ')'==a
   Fail: (228) [system] ')'==a
   Call: (228) [system] get_char((0x55798e5fad60), a)
   Exit: (228) [system] get_char((0x55798e5fad60), a)
   Call: (228) [system] a=(\)
   Fail: (228) [system] a=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1945782)
   Call: (229) [system] peek_char((0x55798e5fad60), _1946716)
   Exit: (229) [system] peek_char((0x55798e5fad60), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_1951436, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_1952368, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55798e5fad60), t)
   Exit: (229) [system] get_char((0x55798e5fad60), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1959718)
   Call: (230) [system] peek_char((0x55798e5fad60), _1960652)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_1965372, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_1966304, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1973654)
   Call: (231) [system] peek_char((0x55798e5fad60), _1974588)
   Exit: (231) [system] peek_char((0x55798e5fad60), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_1979308, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_1980240, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55798e5fad60), o)
   Exit: (231) [system] get_char((0x55798e5fad60), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1987590)
   Call: (232) [system] peek_char((0x55798e5fad60), _1988524)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_1993244, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_1994176, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _2001526)
   Call: (233) [system] peek_char((0x55798e5fad60), _2002460)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _2001526=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (232) [system] _1987590=[n]
   Exit: (232) [system] [n]=[n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (231) [system] _1973654=[o, n]
   Exit: (231) [system] [o, n]=[o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (230) [system] _1959718=[i, o, n]
   Exit: (230) [system] [i, o, n]=[i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (229) [system] _1945782=[t, i, o, n]
   Exit: (229) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (228) [system] _1931846=[a, t, i, o, n]
   Exit: (228) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (227) [system] _1917910=[c, a, t, i, o, n]
   Exit: (227) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (226) [system] _1903974=[i, c, a, t, i, o, n]
   Exit: (226) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (225) [system] _1890038=[l, i, c, a, t, i, o, n]
   Exit: (225) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (224) [system] _1876102=[p, l, i, c, a, t, i, o, n]
   Exit: (224) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (223) [system] _1862166=[m, p, l, i, c, a, t, i, o, n]
   Exit: (223) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (222) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1828512)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_2039710, _2039712), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1828512), _2039686, fail)), '$restore_trace'(_2039710, _2039712))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_2039710, _2039712))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1828512), _2039686, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_1828512)
   Fail: (223) [system] atomic(_1828512)
   Call: (223) [system] atom_chars(_1828512, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (223) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (222) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _2049086)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _2050944)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _2058682)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _2061386)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _2076464)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _2082034)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _2083892)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _6538)
   Exit: (222) [system] get_char((0x55798e5fad60), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _5260)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _12108)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _26262)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'=')'
   Fail: (223) [system] 'A'=')'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _31832)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _33690)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _47844)
   Exit: (224) [system] get_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'='('
   Fail: (224) [system] 'A'='('
   Call: (224) [system] 'A'='['
   Fail: (224) [system] 'A'='['
   Call: (224) [system] 'A'='{'
   Fail: (224) [system] 'A'='{'
   Call: (224) [system] 'A'='"'
   Fail: (224) [system] 'A'='"'
   Call: (224) [system] 'A'=!
   Fail: (224) [system] 'A'=!
   Call: (224) [system] 'A'='\''
   Fail: (224) [system] 'A'='\''
   Call: (224) [system] 'A'='`'
   Fail: (224) [system] 'A'='`'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'A', _31832)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _65486)
   Call: (226) [system] peek_char((0x55798e5fad60), _66420)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_71140, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_72072, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _79422)
   Call: (227) [system] peek_char((0x55798e5fad60), _80356)
   Exit: (227) [system] peek_char((0x55798e5fad60), d)
^  Call: (227) [user] is_delimiter(d)
   Call: (228) [system] char_type(d, space)
   Fail: (228) [system] char_type(d, space)
   Call: (228) [system] arg(_85076, v('(', ')', end_of_file), d)
   Fail: (228) [system] arg(_86008, v('(', ')', end_of_file), d)
^  Fail: (227) [user] is_delimiter(d)
   Call: (227) [system] ')'==d
   Fail: (227) [system] ')'==d
   Call: (227) [system] get_char((0x55798e5fad60), d)
   Exit: (227) [system] get_char((0x55798e5fad60), d)
   Call: (227) [system] d=(\)
   Fail: (227) [system] d=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _93358)
   Call: (228) [system] peek_char((0x55798e5fad60), _94292)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (228) [user] is_delimiter('L')
   Call: (229) [system] char_type('L', space)
   Fail: (229) [system] char_type('L', space)
   Call: (229) [system] arg(_99012, v('(', ')', end_of_file), 'L')
   Fail: (229) [system] arg(_99944, v('(', ')', end_of_file), 'L')
^  Fail: (228) [user] is_delimiter('L')
   Call: (228) [system] ')'=='L'
   Fail: (228) [system] ')'=='L'
   Call: (228) [system] get_char((0x55798e5fad60), 'L')
   Exit: (228) [system] get_char((0x55798e5fad60), 'L')
   Call: (228) [system] 'L'=(\)
   Fail: (228) [system] 'L'=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _107294)
   Call: (229) [system] peek_char((0x55798e5fad60), _108228)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_112948, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_113880, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _121230)
   Call: (230) [system] peek_char((0x55798e5fad60), _122164)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_126884, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_127816, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _135166)
   Call: (231) [system] peek_char((0x55798e5fad60), _136100)
   Exit: (231) [system] peek_char((0x55798e5fad60), k)
^  Call: (231) [user] is_delimiter(k)
   Call: (232) [system] char_type(k, space)
   Fail: (232) [system] char_type(k, space)
   Call: (232) [system] arg(_140820, v('(', ')', end_of_file), k)
   Fail: (232) [system] arg(_141752, v('(', ')', end_of_file), k)
^  Fail: (231) [user] is_delimiter(k)
   Call: (231) [system] ')'==k
   Fail: (231) [system] ')'==k
   Call: (231) [system] get_char((0x55798e5fad60), k)
   Exit: (231) [system] get_char((0x55798e5fad60), k)
   Call: (231) [system] k=(\)
   Fail: (231) [system] k=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _149102)
   Call: (232) [system] peek_char((0x55798e5fad60), _150036)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _149102=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (231) [system] _135166=[k]
   Exit: (231) [system] [k]=[k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (230) [system] _121230=[n, k]
   Exit: (230) [system] [n, k]=[n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (229) [system] _107294=[i, n, k]
   Exit: (229) [system] [i, n, k]=[i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (228) [system] _93358=['L', i, n, k]
   Exit: (228) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (227) [system] _79422=[d, 'L', i, n, k]
   Exit: (227) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (226) [system] _65486=[n, d, 'L', i, n, k]
   Exit: (226) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (225) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _31832)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_176110, _176112), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _31832), _176086, fail)), '$restore_trace'(_176110, _176112))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_176110, _176112))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _31832), _176086, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_31832)
   Fail: (226) [system] atomic(_31832)
   Call: (226) [system] atom_chars(_31832, ['A', n, d, 'L', i, n, k])
   Exit: (226) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (225) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _185486)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _187344)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _195082)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _197786)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _212864)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=')'
   Fail: (224) [system] 'A'=')'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _218434)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _220292)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _234446)
   Exit: (225) [system] get_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'='('
   Fail: (225) [system] 'A'='('
   Call: (225) [system] 'A'='['
   Fail: (225) [system] 'A'='['
   Call: (225) [system] 'A'='{'
   Fail: (225) [system] 'A'='{'
   Call: (225) [system] 'A'='"'
   Fail: (225) [system] 'A'='"'
   Call: (225) [system] 'A'=!
   Fail: (225) [system] 'A'=!
   Call: (225) [system] 'A'='\''
   Fail: (225) [system] 'A'='\''
   Call: (225) [system] 'A'='`'
   Fail: (225) [system] 'A'='`'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'A', _218434)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _252088)
   Call: (227) [system] peek_char((0x55798e5fad60), _253022)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _252088=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (226) [user] classify_and_convert_charseq('A', [], _218434)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_262332, _262334), once(user:catch(read_from_chars(['A'], _218434), _262308, fail)), '$restore_trace'(_262332, _262334))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_262332, _262334))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _218434), _262308, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_218434)
   Fail: (227) [system] atomic(_218434)
   Call: (227) [system] atom_chars(_218434, ['A'])
   Exit: (227) [system] atom_chars('A', ['A'])
^  Exit: (226) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _271708)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _273566)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _281304)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _284008)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'B')
   Call: (227) [system] 'B'=(;)
   Fail: (227) [system] 'B'=(;)
^  Call: (227) [user] is_like_space('B')
   Call: (228) [system] char_type('B', 'white')
   Fail: (228) [system] char_type('B', 'white')
   Call: (228) [system] char_type('B', end_of_line)
   Fail: (228) [system] char_type('B', end_of_line)
   Call: (228) [system] char_type('B', space)
   Fail: (228) [system] char_type('B', space)
   Call: (228) [system] char_type('B', cntrl)
   Fail: (228) [system] char_type('B', cntrl)
^  Fail: (227) [user] is_like_space('B')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _299086)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'B')
   Call: (225) [system] 'B'=')'
   Fail: (225) [system] 'B'=')'
   Call: (225) [system] 'B'=end_of_file
   Fail: (225) [system] 'B'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _304656)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _306514)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'B')
   Call: (227) [system] 'B'=(;)
   Fail: (227) [system] 'B'=(;)
^  Call: (227) [user] is_like_space('B')
   Call: (228) [system] char_type('B', 'white')
   Fail: (228) [system] char_type('B', 'white')
   Call: (228) [system] char_type('B', end_of_line)
   Fail: (228) [system] char_type('B', end_of_line)
   Call: (228) [system] char_type('B', space)
   Fail: (228) [system] char_type('B', space)
   Call: (228) [system] char_type('B', cntrl)
   Fail: (228) [system] char_type('B', cntrl)
^  Fail: (227) [user] is_like_space('B')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _320668)
   Exit: (226) [system] get_char((0x55798e5fad60), 'B')
   Call: (226) [system] 'B'='('
   Fail: (226) [system] 'B'='('
   Call: (226) [system] 'B'='['
   Fail: (226) [system] 'B'='['
   Call: (226) [system] 'B'='{'
   Fail: (226) [system] 'B'='{'
   Call: (226) [system] 'B'='"'
   Fail: (226) [system] 'B'='"'
   Call: (226) [system] 'B'=!
   Fail: (226) [system] 'B'=!
   Call: (226) [system] 'B'='\''
   Fail: (226) [system] 'B'='\''
   Call: (226) [system] 'B'='`'
   Fail: (226) [system] 'B'='`'
   Call: (226) [system] 'B'=end_of_file
   Fail: (226) [system] 'B'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'B', _304656)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _338310)
   Call: (228) [system] peek_char((0x55798e5fad60), _339244)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
^  Call: (228) [user] is_delimiter(')')
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] arg(_343964, v('(', ')', end_of_file), ')')
   Exit: (229) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (228) [user] is_delimiter(')')
   Call: (228) [system] _338310=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (227) [user] classify_and_convert_charseq('B', [], _304656)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_350426, _350428), once(user:catch(read_from_chars(['B'], _304656), _350402, fail)), '$restore_trace'(_350426, _350428))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_350426, _350428))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _304656), _350402, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_304656)
   Fail: (228) [system] atomic(_304656)
   Call: (228) [system] atom_chars(_304656, ['B'])
   Exit: (228) [system] atom_chars('B', ['B'])
^  Exit: (227) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _359802)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _361660)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _375814)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55798e5fad60), _379604)
   Exit: (226) [system] get_char((0x55798e5fad60), ')')
   Call: (226) [system] _359802=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [])
   Call: (225) [system] _271708=['B']
   Exit: (225) [system] ['B']=['B']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (224) [system] _185486=['A', 'B']
   Exit: (224) [system] ['A', 'B']=['A', 'B']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (223) [system] _5260=['AndLink', 'A', 'B']
   Exit: (223) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _393486)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _395344)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _403082)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _405786)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'C')
   Call: (224) [system] 'C'=(;)
   Fail: (224) [system] 'C'=(;)
^  Call: (224) [user] is_like_space('C')
   Call: (225) [system] char_type('C', 'white')
   Fail: (225) [system] char_type('C', 'white')
   Call: (225) [system] char_type('C', end_of_line)
   Fail: (225) [system] char_type('C', end_of_line)
   Call: (225) [system] char_type('C', space)
   Fail: (225) [system] char_type('C', space)
   Call: (225) [system] char_type('C', cntrl)
   Fail: (225) [system] char_type('C', cntrl)
^  Fail: (224) [user] is_like_space('C')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _420864)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'C')
   Call: (222) [system] 'C'=')'
   Fail: (222) [system] 'C'=')'
   Call: (222) [system] 'C'=end_of_file
   Fail: (222) [system] 'C'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _426434)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _428292)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'C')
   Call: (224) [system] 'C'=(;)
   Fail: (224) [system] 'C'=(;)
^  Call: (224) [user] is_like_space('C')
   Call: (225) [system] char_type('C', 'white')
   Fail: (225) [system] char_type('C', 'white')
   Call: (225) [system] char_type('C', end_of_line)
   Fail: (225) [system] char_type('C', end_of_line)
   Call: (225) [system] char_type('C', space)
   Fail: (225) [system] char_type('C', space)
   Call: (225) [system] char_type('C', cntrl)
   Fail: (225) [system] char_type('C', cntrl)
^  Fail: (224) [user] is_like_space('C')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _442446)
   Exit: (223) [system] get_char((0x55798e5fad60), 'C')
   Call: (223) [system] 'C'='('
   Fail: (223) [system] 'C'='('
   Call: (223) [system] 'C'='['
   Fail: (223) [system] 'C'='['
   Call: (223) [system] 'C'='{'
   Fail: (223) [system] 'C'='{'
   Call: (223) [system] 'C'='"'
   Fail: (223) [system] 'C'='"'
   Call: (223) [system] 'C'=!
   Fail: (223) [system] 'C'=!
   Call: (223) [system] 'C'='\''
   Fail: (223) [system] 'C'='\''
   Call: (223) [system] 'C'='`'
   Fail: (223) [system] 'C'='`'
   Call: (223) [system] 'C'=end_of_file
   Fail: (223) [system] 'C'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'C', _426434)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _460088)
   Call: (225) [system] peek_char((0x55798e5fad60), _461022)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
^  Call: (225) [user] is_delimiter(')')
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] arg(_465742, v('(', ')', end_of_file), ')')
   Exit: (226) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (225) [user] is_delimiter(')')
   Call: (225) [system] _460088=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (224) [user] classify_and_convert_charseq('C', [], _426434)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_472204, _472206), once(user:catch(read_from_chars(['C'], _426434), _472180, fail)), '$restore_trace'(_472204, _472206))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_472204, _472206))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _426434), _472180, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_426434)
   Fail: (225) [system] atomic(_426434)
   Call: (225) [system] atom_chars(_426434, ['C'])
   Exit: (225) [system] atom_chars('C', ['C'])
^  Exit: (224) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _481580)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _483438)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _497592)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55798e5fad60), _501382)
   Exit: (223) [system] get_char((0x55798e5fad60), ')')
   Call: (223) [system] _481580=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [])
   Call: (222) [system] _393486=['C']
   Exit: (222) [system] ['C']=['C']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (221) [system] _5256=[['AndLink', 'A', 'B'], 'C']
   Exit: (221) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (220) [system] _5248=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (220) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _515264)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _517122)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _531276)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55798e5fad60), _535066)
   Exit: (219) [system] get_char((0x55798e5fad60), ')')
   Call: (219) [system] _515264=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [])
   Call: (218) [system] _5244=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (218) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (217) [system] _5202=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (217) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (216) [system] _5194=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (216) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _548948)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _550806)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _564960)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55798e5fad60), _568750)
   Exit: (215) [system] get_char((0x55798e5fad60), ')')
   Call: (215) [system] _548948=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [])
   Call: (214) [system] _5190=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (214) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (213) [system] _5166=[['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (213) [system] [['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (212) [system] _5158=[:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (212) [system] [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _582632)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _584490)
   Exit: (212) [system] peek_char((0x55798e5fad60), '\n')
   Call: (212) [system] '\n'=(;)
   Fail: (212) [system] '\n'=(;)
^  Call: (212) [user] is_like_space('\n')
   Call: (213) [system] char_type('\n', 'white')
   Fail: (213) [system] char_type('\n', 'white')
   Call: (213) [system] char_type('\n', end_of_line)
   Exit: (213) [system] char_type('\n', end_of_line)
^  Exit: (212) [user] is_like_space('\n')
   Call: (212) [system] get_char((0x55798e5fad60), _594084)
   Exit: (212) [system] get_char((0x55798e5fad60), '\n')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _596788)
   Exit: (213) [system] peek_char((0x55798e5fad60), '\t')
   Call: (213) [system] '\t'=(;)
   Fail: (213) [system] '\t'=(;)
^  Call: (213) [user] is_like_space('\t')
   Call: (214) [system] char_type('\t', 'white')
   Exit: (214) [system] char_type('\t', 'white')
^  Exit: (213) [user] is_like_space('\t')
   Call: (213) [system] get_char((0x55798e5fad60), _604526)
   Exit: (213) [system] get_char((0x55798e5fad60), '\t')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _607230)
   Exit: (214) [system] peek_char((0x55798e5fad60), '\t')
   Call: (214) [system] '\t'=(;)
   Fail: (214) [system] '\t'=(;)
^  Call: (214) [user] is_like_space('\t')
   Call: (215) [system] char_type('\t', 'white')
   Exit: (215) [system] char_type('\t', 'white')
^  Exit: (214) [user] is_like_space('\t')
   Call: (214) [system] get_char((0x55798e5fad60), _614968)
   Exit: (214) [system] get_char((0x55798e5fad60), '\t')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _617672)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _625410)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _628114)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _645964)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _651534)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _653392)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _667546)
   Exit: (212) [system] get_char((0x55798e5fad60), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _651534)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _673116)
   Exit: (214) [system] peek_char((0x55798e5fad60), :)
   Call: (214) [system] (:)=(;)
   Fail: (214) [system] (:)=(;)
^  Call: (214) [user] is_like_space(:)
   Call: (215) [system] char_type(:, 'white')
   Fail: (215) [system] char_type(:, 'white')
   Call: (215) [system] char_type(:, end_of_line)
   Fail: (215) [system] char_type(:, end_of_line)
   Call: (215) [system] char_type(:, space)
   Fail: (215) [system] char_type(:, space)
   Call: (215) [system] char_type(:, cntrl)
   Fail: (215) [system] char_type(:, cntrl)
^  Fail: (214) [user] is_like_space(:)
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _687270)
   Exit: (213) [system] peek_char((0x55798e5fad60), :)
   Call: (213) [system] (:)=')'
   Fail: (213) [system] (:)=')'
   Call: (213) [system] (:)=end_of_file
   Fail: (213) [system] (:)=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _692840)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _694698)
   Exit: (215) [system] peek_char((0x55798e5fad60), :)
   Call: (215) [system] (:)=(;)
   Fail: (215) [system] (:)=(;)
^  Call: (215) [user] is_like_space(:)
   Call: (216) [system] char_type(:, 'white')
   Fail: (216) [system] char_type(:, 'white')
   Call: (216) [system] char_type(:, end_of_line)
   Fail: (216) [system] char_type(:, end_of_line)
   Call: (216) [system] char_type(:, space)
   Fail: (216) [system] char_type(:, space)
   Call: (216) [system] char_type(:, cntrl)
   Fail: (216) [system] char_type(:, cntrl)
^  Fail: (215) [user] is_like_space(:)
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _708852)
   Exit: (214) [system] get_char((0x55798e5fad60), :)
   Call: (214) [system] (:)='('
   Fail: (214) [system] (:)='('
   Call: (214) [system] (:)='['
   Fail: (214) [system] (:)='['
   Call: (214) [system] (:)='{'
   Fail: (214) [system] (:)='{'
   Call: (214) [system] (:)='"'
   Fail: (214) [system] (:)='"'
   Call: (214) [system] (:)=!
   Fail: (214) [system] (:)=!
   Call: (214) [system] (:)='\''
   Fail: (214) [system] (:)='\''
   Call: (214) [system] (:)='`'
   Fail: (214) [system] (:)='`'
   Call: (214) [system] (:)=end_of_file
   Fail: (214) [system] (:)=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), :, _692840)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _726494)
   Call: (216) [system] peek_char((0x55798e5fad60), _727428)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _726494=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (215) [user] classify_and_convert_charseq(:, [], _692840)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_736738, _736740), once(user:catch(read_from_chars([:], _692840), _736714, fail)), '$restore_trace'(_736738, _736740))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_736738, _736740))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _736714, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(:)
   Exit: (216) [system] atomic(:)
^  Exit: (215) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _744238)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _746096)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _753834)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _756538)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _771616)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _777186)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _779044)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _793198)
   Exit: (215) [system] get_char((0x55798e5fad60), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _777186)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _798768)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'D')
   Call: (217) [system] 'D'=(;)
   Fail: (217) [system] 'D'=(;)
^  Call: (217) [user] is_like_space('D')
   Call: (218) [system] char_type('D', 'white')
   Fail: (218) [system] char_type('D', 'white')
   Call: (218) [system] char_type('D', end_of_line)
   Fail: (218) [system] char_type('D', end_of_line)
   Call: (218) [system] char_type('D', space)
   Fail: (218) [system] char_type('D', space)
   Call: (218) [system] char_type('D', cntrl)
   Fail: (218) [system] char_type('D', cntrl)
^  Fail: (217) [user] is_like_space('D')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _812922)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'D')
   Call: (216) [system] 'D'=')'
   Fail: (216) [system] 'D'=')'
   Call: (216) [system] 'D'=end_of_file
   Fail: (216) [system] 'D'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _818492)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _820350)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'D')
   Call: (218) [system] 'D'=(;)
   Fail: (218) [system] 'D'=(;)
^  Call: (218) [user] is_like_space('D')
   Call: (219) [system] char_type('D', 'white')
   Fail: (219) [system] char_type('D', 'white')
   Call: (219) [system] char_type('D', end_of_line)
   Fail: (219) [system] char_type('D', end_of_line)
   Call: (219) [system] char_type('D', space)
   Fail: (219) [system] char_type('D', space)
   Call: (219) [system] char_type('D', cntrl)
   Fail: (219) [system] char_type('D', cntrl)
^  Fail: (218) [user] is_like_space('D')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _834504)
   Exit: (217) [system] get_char((0x55798e5fad60), 'D')
   Call: (217) [system] 'D'='('
   Fail: (217) [system] 'D'='('
   Call: (217) [system] 'D'='['
   Fail: (217) [system] 'D'='['
   Call: (217) [system] 'D'='{'
   Fail: (217) [system] 'D'='{'
   Call: (217) [system] 'D'='"'
   Fail: (217) [system] 'D'='"'
   Call: (217) [system] 'D'=!
   Fail: (217) [system] 'D'=!
   Call: (217) [system] 'D'='\''
   Fail: (217) [system] 'D'='\''
   Call: (217) [system] 'D'='`'
   Fail: (217) [system] 'D'='`'
   Call: (217) [system] 'D'=end_of_file
   Fail: (217) [system] 'D'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'D', _818492)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _852146)
   Call: (219) [system] peek_char((0x55798e5fad60), _853080)
   Exit: (219) [system] peek_char((0x55798e5fad60), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_857800, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_858732, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55798e5fad60), i)
   Exit: (219) [system] get_char((0x55798e5fad60), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _866082)
   Call: (220) [system] peek_char((0x55798e5fad60), _867016)
   Exit: (220) [system] peek_char((0x55798e5fad60), s)
^  Call: (220) [user] is_delimiter(s)
   Call: (221) [system] char_type(s, space)
   Fail: (221) [system] char_type(s, space)
   Call: (221) [system] arg(_871736, v('(', ')', end_of_file), s)
   Fail: (221) [system] arg(_872668, v('(', ')', end_of_file), s)
^  Fail: (220) [user] is_delimiter(s)
   Call: (220) [system] ')'==s
   Fail: (220) [system] ')'==s
   Call: (220) [system] get_char((0x55798e5fad60), s)
   Exit: (220) [system] get_char((0x55798e5fad60), s)
   Call: (220) [system] s=(\)
   Fail: (220) [system] s=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _880018)
   Call: (221) [system] peek_char((0x55798e5fad60), _880952)
   Exit: (221) [system] peek_char((0x55798e5fad60), j)
^  Call: (221) [user] is_delimiter(j)
   Call: (222) [system] char_type(j, space)
   Fail: (222) [system] char_type(j, space)
   Call: (222) [system] arg(_885672, v('(', ')', end_of_file), j)
   Fail: (222) [system] arg(_886604, v('(', ')', end_of_file), j)
^  Fail: (221) [user] is_delimiter(j)
   Call: (221) [system] ')'==j
   Fail: (221) [system] ')'==j
   Call: (221) [system] get_char((0x55798e5fad60), j)
   Exit: (221) [system] get_char((0x55798e5fad60), j)
   Call: (221) [system] j=(\)
   Fail: (221) [system] j=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _893954)
   Call: (222) [system] peek_char((0x55798e5fad60), _894888)
   Exit: (222) [system] peek_char((0x55798e5fad60), u)
^  Call: (222) [user] is_delimiter(u)
   Call: (223) [system] char_type(u, space)
   Fail: (223) [system] char_type(u, space)
   Call: (223) [system] arg(_899608, v('(', ')', end_of_file), u)
   Fail: (223) [system] arg(_900540, v('(', ')', end_of_file), u)
^  Fail: (222) [user] is_delimiter(u)
   Call: (222) [system] ')'==u
   Fail: (222) [system] ')'==u
   Call: (222) [system] get_char((0x55798e5fad60), u)
   Exit: (222) [system] get_char((0x55798e5fad60), u)
   Call: (222) [system] u=(\)
   Fail: (222) [system] u=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _907890)
   Call: (223) [system] peek_char((0x55798e5fad60), _908824)
   Exit: (223) [system] peek_char((0x55798e5fad60), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_913544, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_914476, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55798e5fad60), n)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _921826)
   Call: (224) [system] peek_char((0x55798e5fad60), _922760)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
^  Call: (224) [user] is_delimiter(c)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] arg(_927480, v('(', ')', end_of_file), c)
   Fail: (225) [system] arg(_928412, v('(', ')', end_of_file), c)
^  Fail: (224) [user] is_delimiter(c)
   Call: (224) [system] ')'==c
   Fail: (224) [system] ')'==c
   Call: (224) [system] get_char((0x55798e5fad60), c)
   Exit: (224) [system] get_char((0x55798e5fad60), c)
   Call: (224) [system] c=(\)
   Fail: (224) [system] c=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _935762)
   Call: (225) [system] peek_char((0x55798e5fad60), _936696)
   Exit: (225) [system] peek_char((0x55798e5fad60), t)
^  Call: (225) [user] is_delimiter(t)
   Call: (226) [system] char_type(t, space)
   Fail: (226) [system] char_type(t, space)
   Call: (226) [system] arg(_941416, v('(', ')', end_of_file), t)
   Fail: (226) [system] arg(_942348, v('(', ')', end_of_file), t)
^  Fail: (225) [user] is_delimiter(t)
   Call: (225) [system] ')'==t
   Fail: (225) [system] ')'==t
   Call: (225) [system] get_char((0x55798e5fad60), t)
   Exit: (225) [system] get_char((0x55798e5fad60), t)
   Call: (225) [system] t=(\)
   Fail: (225) [system] t=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _949698)
   Call: (226) [system] peek_char((0x55798e5fad60), _950632)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_955352, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_956284, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _963634)
   Call: (227) [system] peek_char((0x55798e5fad60), _964568)
   Exit: (227) [system] peek_char((0x55798e5fad60), o)
^  Call: (227) [user] is_delimiter(o)
   Call: (228) [system] char_type(o, space)
   Fail: (228) [system] char_type(o, space)
   Call: (228) [system] arg(_969288, v('(', ')', end_of_file), o)
   Fail: (228) [system] arg(_970220, v('(', ')', end_of_file), o)
^  Fail: (227) [user] is_delimiter(o)
   Call: (227) [system] ')'==o
   Fail: (227) [system] ')'==o
   Call: (227) [system] get_char((0x55798e5fad60), o)
   Exit: (227) [system] get_char((0x55798e5fad60), o)
   Call: (227) [system] o=(\)
   Fail: (227) [system] o=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _977570)
   Call: (228) [system] peek_char((0x55798e5fad60), _978504)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_983224, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_984156, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _991506)
   Call: (229) [system] peek_char((0x55798e5fad60), _992440)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (229) [user] is_delimiter('I')
   Call: (230) [system] char_type('I', space)
   Fail: (230) [system] char_type('I', space)
   Call: (230) [system] arg(_997160, v('(', ')', end_of_file), 'I')
   Fail: (230) [system] arg(_998092, v('(', ')', end_of_file), 'I')
^  Fail: (229) [user] is_delimiter('I')
   Call: (229) [system] ')'=='I'
   Fail: (229) [system] ')'=='I'
   Call: (229) [system] get_char((0x55798e5fad60), 'I')
   Exit: (229) [system] get_char((0x55798e5fad60), 'I')
   Call: (229) [system] 'I'=(\)
   Fail: (229) [system] 'I'=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1005442)
   Call: (230) [system] peek_char((0x55798e5fad60), _1006376)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_1011096, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_1012028, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1019378)
   Call: (231) [system] peek_char((0x55798e5fad60), _1020312)
   Exit: (231) [system] peek_char((0x55798e5fad60), t)
^  Call: (231) [user] is_delimiter(t)
   Call: (232) [system] char_type(t, space)
   Fail: (232) [system] char_type(t, space)
   Call: (232) [system] arg(_1025032, v('(', ')', end_of_file), t)
   Fail: (232) [system] arg(_1025964, v('(', ')', end_of_file), t)
^  Fail: (231) [user] is_delimiter(t)
   Call: (231) [system] ')'==t
   Fail: (231) [system] ')'==t
   Call: (231) [system] get_char((0x55798e5fad60), t)
   Exit: (231) [system] get_char((0x55798e5fad60), t)
   Call: (231) [system] t=(\)
   Fail: (231) [system] t=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1033314)
   Call: (232) [system] peek_char((0x55798e5fad60), _1034248)
   Exit: (232) [system] peek_char((0x55798e5fad60), r)
^  Call: (232) [user] is_delimiter(r)
   Call: (233) [system] char_type(r, space)
   Fail: (233) [system] char_type(r, space)
   Call: (233) [system] arg(_1038968, v('(', ')', end_of_file), r)
   Fail: (233) [system] arg(_1039900, v('(', ')', end_of_file), r)
^  Fail: (232) [user] is_delimiter(r)
   Call: (232) [system] ')'==r
   Fail: (232) [system] ')'==r
   Call: (232) [system] get_char((0x55798e5fad60), r)
   Exit: (232) [system] get_char((0x55798e5fad60), r)
   Call: (232) [system] r=(\)
   Fail: (232) [system] r=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1047250)
   Call: (233) [system] peek_char((0x55798e5fad60), _1048184)
   Exit: (233) [system] peek_char((0x55798e5fad60), o)
^  Call: (233) [user] is_delimiter(o)
   Call: (234) [system] char_type(o, space)
   Fail: (234) [system] char_type(o, space)
   Call: (234) [system] arg(_1052904, v('(', ')', end_of_file), o)
   Fail: (234) [system] arg(_1053836, v('(', ')', end_of_file), o)
^  Fail: (233) [user] is_delimiter(o)
   Call: (233) [system] ')'==o
   Fail: (233) [system] ')'==o
   Call: (233) [system] get_char((0x55798e5fad60), o)
   Exit: (233) [system] get_char((0x55798e5fad60), o)
   Call: (233) [system] o=(\)
   Fail: (233) [system] o=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1061186)
   Call: (234) [system] peek_char((0x55798e5fad60), _1062120)
   Exit: (234) [system] peek_char((0x55798e5fad60), d)
^  Call: (234) [user] is_delimiter(d)
   Call: (235) [system] char_type(d, space)
   Fail: (235) [system] char_type(d, space)
   Call: (235) [system] arg(_1066840, v('(', ')', end_of_file), d)
   Fail: (235) [system] arg(_1067772, v('(', ')', end_of_file), d)
^  Fail: (234) [user] is_delimiter(d)
   Call: (234) [system] ')'==d
   Fail: (234) [system] ')'==d
   Call: (234) [system] get_char((0x55798e5fad60), d)
   Exit: (234) [system] get_char((0x55798e5fad60), d)
   Call: (234) [system] d=(\)
   Fail: (234) [system] d=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1075122)
   Call: (235) [system] peek_char((0x55798e5fad60), _1076056)
   Exit: (235) [system] peek_char((0x55798e5fad60), u)
^  Call: (235) [user] is_delimiter(u)
   Call: (236) [system] char_type(u, space)
   Fail: (236) [system] char_type(u, space)
   Call: (236) [system] arg(_1080776, v('(', ')', end_of_file), u)
   Fail: (236) [system] arg(_1081708, v('(', ')', end_of_file), u)
^  Fail: (235) [user] is_delimiter(u)
   Call: (235) [system] ')'==u
   Fail: (235) [system] ')'==u
   Call: (235) [system] get_char((0x55798e5fad60), u)
   Exit: (235) [system] get_char((0x55798e5fad60), u)
   Call: (235) [system] u=(\)
   Fail: (235) [system] u=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1089058)
   Call: (236) [system] peek_char((0x55798e5fad60), _1089992)
   Exit: (236) [system] peek_char((0x55798e5fad60), c)
^  Call: (236) [user] is_delimiter(c)
   Call: (237) [system] char_type(c, space)
   Fail: (237) [system] char_type(c, space)
   Call: (237) [system] arg(_1094712, v('(', ')', end_of_file), c)
   Fail: (237) [system] arg(_1095644, v('(', ')', end_of_file), c)
^  Fail: (236) [user] is_delimiter(c)
   Call: (236) [system] ')'==c
   Fail: (236) [system] ')'==c
   Call: (236) [system] get_char((0x55798e5fad60), c)
   Exit: (236) [system] get_char((0x55798e5fad60), c)
   Call: (236) [system] c=(\)
   Fail: (236) [system] c=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1102994)
   Call: (237) [system] peek_char((0x55798e5fad60), _1103928)
   Exit: (237) [system] peek_char((0x55798e5fad60), t)
^  Call: (237) [user] is_delimiter(t)
   Call: (238) [system] char_type(t, space)
   Fail: (238) [system] char_type(t, space)
   Call: (238) [system] arg(_1108648, v('(', ')', end_of_file), t)
   Fail: (238) [system] arg(_1109580, v('(', ')', end_of_file), t)
^  Fail: (237) [user] is_delimiter(t)
   Call: (237) [system] ')'==t
   Fail: (237) [system] ')'==t
   Call: (237) [system] get_char((0x55798e5fad60), t)
   Exit: (237) [system] get_char((0x55798e5fad60), t)
   Call: (237) [system] t=(\)
   Fail: (237) [system] t=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1116930)
   Call: (238) [system] peek_char((0x55798e5fad60), _1117864)
   Exit: (238) [system] peek_char((0x55798e5fad60), i)
^  Call: (238) [user] is_delimiter(i)
   Call: (239) [system] char_type(i, space)
   Fail: (239) [system] char_type(i, space)
   Call: (239) [system] arg(_1122584, v('(', ')', end_of_file), i)
   Fail: (239) [system] arg(_1123516, v('(', ')', end_of_file), i)
^  Fail: (238) [user] is_delimiter(i)
   Call: (238) [system] ')'==i
   Fail: (238) [system] ')'==i
   Call: (238) [system] get_char((0x55798e5fad60), i)
   Exit: (238) [system] get_char((0x55798e5fad60), i)
   Call: (238) [system] i=(\)
   Fail: (238) [system] i=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1130866)
   Call: (239) [system] peek_char((0x55798e5fad60), _1131800)
   Exit: (239) [system] peek_char((0x55798e5fad60), o)
^  Call: (239) [user] is_delimiter(o)
   Call: (240) [system] char_type(o, space)
   Fail: (240) [system] char_type(o, space)
   Call: (240) [system] arg(_1136520, v('(', ')', end_of_file), o)
   Fail: (240) [system] arg(_1137452, v('(', ')', end_of_file), o)
^  Fail: (239) [user] is_delimiter(o)
   Call: (239) [system] ')'==o
   Fail: (239) [system] ')'==o
   Call: (239) [system] get_char((0x55798e5fad60), o)
   Exit: (239) [system] get_char((0x55798e5fad60), o)
   Call: (239) [system] o=(\)
   Fail: (239) [system] o=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1144802)
   Call: (240) [system] peek_char((0x55798e5fad60), _1145736)
   Exit: (240) [system] peek_char((0x55798e5fad60), n)
^  Call: (240) [user] is_delimiter(n)
   Call: (241) [system] char_type(n, space)
   Fail: (241) [system] char_type(n, space)
   Call: (241) [system] arg(_1150456, v('(', ')', end_of_file), n)
   Fail: (241) [system] arg(_1151388, v('(', ')', end_of_file), n)
^  Fail: (240) [user] is_delimiter(n)
   Call: (240) [system] ')'==n
   Fail: (240) [system] ')'==n
   Call: (240) [system] get_char((0x55798e5fad60), n)
   Exit: (240) [system] get_char((0x55798e5fad60), n)
   Call: (240) [system] n=(\)
   Fail: (240) [system] n=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1158738)
   Call: (241) [system] peek_char((0x55798e5fad60), _1159672)
   Exit: (241) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (241) [user] is_delimiter(' ')
   Call: (242) [system] char_type(' ', space)
   Exit: (242) [system] char_type(' ', space)
^  Exit: (241) [user] is_delimiter(' ')
   Call: (241) [system] _1158738=[]
   Exit: (241) [system] []=[]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (240) [system] _1144802=[n]
   Exit: (240) [system] [n]=[n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (239) [system] _1130866=[o, n]
   Exit: (239) [system] [o, n]=[o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (238) [system] _1116930=[i, o, n]
   Exit: (238) [system] [i, o, n]=[i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (237) [system] _1102994=[t, i, o, n]
   Exit: (237) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (236) [system] _1089058=[c, t, i, o, n]
   Exit: (236) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (235) [system] _1075122=[u, c, t, i, o, n]
   Exit: (235) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (234) [system] _1061186=[d, u, c, t, i, o, n]
   Exit: (234) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (233) [system] _1047250=[o, d, u, c, t, i, o, n]
   Exit: (233) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (232) [system] _1033314=[r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1019378=[t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1005442=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _991506=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _977570=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _963634=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _949698=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _935762=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _921826=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _907890=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _893954=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _880018=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _866082=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _852146=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (218) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _818492)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1230450, _1230452), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _818492), _1230426, fail)), '$restore_trace'(_1230450, _1230452))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1230450, _1230452))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _818492), _1230426, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_818492)
   Fail: (219) [system] atomic(_818492)
   Call: (219) [system] atom_chars(_818492, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (219) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (218) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1239826)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1241684)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _1249422)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1252126)
   Exit: (219) [system] peek_char((0x55798e5fad60), a)
   Call: (219) [system] a=(;)
   Fail: (219) [system] a=(;)
^  Call: (219) [user] is_like_space(a)
   Call: (220) [system] char_type(a, 'white')
   Fail: (220) [system] char_type(a, 'white')
   Call: (220) [system] char_type(a, end_of_line)
   Fail: (220) [system] char_type(a, end_of_line)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] char_type(a, cntrl)
   Fail: (220) [system] char_type(a, cntrl)
^  Fail: (219) [user] is_like_space(a)
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1267204)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
   Call: (217) [system] a=')'
   Fail: (217) [system] a=')'
   Call: (217) [system] a=end_of_file
   Fail: (217) [system] a=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _1272774)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1274632)
   Exit: (219) [system] peek_char((0x55798e5fad60), a)
   Call: (219) [system] a=(;)
   Fail: (219) [system] a=(;)
^  Call: (219) [user] is_like_space(a)
   Call: (220) [system] char_type(a, 'white')
   Fail: (220) [system] char_type(a, 'white')
   Call: (220) [system] char_type(a, end_of_line)
   Fail: (220) [system] char_type(a, end_of_line)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] char_type(a, cntrl)
   Fail: (220) [system] char_type(a, cntrl)
^  Fail: (219) [user] is_like_space(a)
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _1288786)
   Exit: (218) [system] get_char((0x55798e5fad60), a)
   Call: (218) [system] a='('
   Fail: (218) [system] a='('
   Call: (218) [system] a='['
   Fail: (218) [system] a='['
   Call: (218) [system] a='{'
   Fail: (218) [system] a='{'
   Call: (218) [system] a='"'
   Fail: (218) [system] a='"'
   Call: (218) [system] a=!
   Fail: (218) [system] a=!
   Call: (218) [system] a='\''
   Fail: (218) [system] a='\''
   Call: (218) [system] a='`'
   Fail: (218) [system] a='`'
   Call: (218) [system] a=end_of_file
   Fail: (218) [system] a=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), a, _1272774)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1306428)
   Call: (220) [system] peek_char((0x55798e5fad60), _1307362)
   Exit: (220) [system] peek_char((0x55798e5fad60), b)
^  Call: (220) [user] is_delimiter(b)
   Call: (221) [system] char_type(b, space)
   Fail: (221) [system] char_type(b, space)
   Call: (221) [system] arg(_1312082, v('(', ')', end_of_file), b)
   Fail: (221) [system] arg(_1313014, v('(', ')', end_of_file), b)
^  Fail: (220) [user] is_delimiter(b)
   Call: (220) [system] ')'==b
   Fail: (220) [system] ')'==b
   Call: (220) [system] get_char((0x55798e5fad60), b)
   Exit: (220) [system] get_char((0x55798e5fad60), b)
   Call: (220) [system] b=(\)
   Fail: (220) [system] b=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1320364)
   Call: (221) [system] peek_char((0x55798e5fad60), _1321298)
   Exit: (221) [system] peek_char((0x55798e5fad60), c)
^  Call: (221) [user] is_delimiter(c)
   Call: (222) [system] char_type(c, space)
   Fail: (222) [system] char_type(c, space)
   Call: (222) [system] arg(_1326018, v('(', ')', end_of_file), c)
   Fail: (222) [system] arg(_1326950, v('(', ')', end_of_file), c)
^  Fail: (221) [user] is_delimiter(c)
   Call: (221) [system] ')'==c
   Fail: (221) [system] ')'==c
   Call: (221) [system] get_char((0x55798e5fad60), c)
   Exit: (221) [system] get_char((0x55798e5fad60), c)
   Call: (221) [system] c=(\)
   Fail: (221) [system] c=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1334300)
   Call: (222) [system] peek_char((0x55798e5fad60), _1335234)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _1334300=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (221) [system] _1320364=[c]
   Exit: (221) [system] [c]=[c]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (220) [system] _1306428=[b, c]
   Exit: (220) [system] [b, c]=[b, c]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (219) [user] classify_and_convert_charseq(a, [b, c], _1272774)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1350132, _1350134), once(user:catch(read_from_chars([a, b, c], _1272774), _1350108, fail)), '$restore_trace'(_1350132, _1350134))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1350132, _1350134))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1350108, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(abc)
   Exit: (220) [system] atomic(abc)
^  Exit: (219) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1357632)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1359490)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _1367228)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1369932)
   Exit: (220) [system] peek_char((0x55798e5fad60), c)
   Call: (220) [system] c=(;)
   Fail: (220) [system] c=(;)
^  Call: (220) [user] is_like_space(c)
   Call: (221) [system] char_type(c, 'white')
   Fail: (221) [system] char_type(c, 'white')
   Call: (221) [system] char_type(c, end_of_line)
   Fail: (221) [system] char_type(c, end_of_line)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] char_type(c, cntrl)
   Fail: (221) [system] char_type(c, cntrl)
^  Fail: (220) [user] is_like_space(c)
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1385010)
   Exit: (218) [system] peek_char((0x55798e5fad60), c)
   Call: (218) [system] c=')'
   Fail: (218) [system] c=')'
   Call: (218) [system] c=end_of_file
   Fail: (218) [system] c=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1390580)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1392438)
   Exit: (220) [system] peek_char((0x55798e5fad60), c)
   Call: (220) [system] c=(;)
   Fail: (220) [system] c=(;)
^  Call: (220) [user] is_like_space(c)
   Call: (221) [system] char_type(c, 'white')
   Fail: (221) [system] char_type(c, 'white')
   Call: (221) [system] char_type(c, end_of_line)
   Fail: (221) [system] char_type(c, end_of_line)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] char_type(c, cntrl)
   Fail: (221) [system] char_type(c, cntrl)
^  Fail: (220) [user] is_like_space(c)
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1406592)
   Exit: (219) [system] get_char((0x55798e5fad60), c)
   Call: (219) [system] c='('
   Fail: (219) [system] c='('
   Call: (219) [system] c='['
   Fail: (219) [system] c='['
   Call: (219) [system] c='{'
   Fail: (219) [system] c='{'
   Call: (219) [system] c='"'
   Fail: (219) [system] c='"'
   Call: (219) [system] c=!
   Fail: (219) [system] c=!
   Call: (219) [system] c='\''
   Fail: (219) [system] c='\''
   Call: (219) [system] c='`'
   Fail: (219) [system] c='`'
   Call: (219) [system] c=end_of_file
   Fail: (219) [system] c=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), c, _1390580)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1424234)
   Call: (221) [system] peek_char((0x55798e5fad60), _1425168)
   Exit: (221) [system] peek_char((0x55798e5fad60), d)
^  Call: (221) [user] is_delimiter(d)
   Call: (222) [system] char_type(d, space)
   Fail: (222) [system] char_type(d, space)
   Call: (222) [system] arg(_1429888, v('(', ')', end_of_file), d)
   Fail: (222) [system] arg(_1430820, v('(', ')', end_of_file), d)
^  Fail: (221) [user] is_delimiter(d)
   Call: (221) [system] ')'==d
   Fail: (221) [system] ')'==d
   Call: (221) [system] get_char((0x55798e5fad60), d)
   Exit: (221) [system] get_char((0x55798e5fad60), d)
   Call: (221) [system] d=(\)
   Fail: (221) [system] d=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1438170)
   Call: (222) [system] peek_char((0x55798e5fad60), _1439104)
   Exit: (222) [system] peek_char((0x55798e5fad60), e)
^  Call: (222) [user] is_delimiter(e)
   Call: (223) [system] char_type(e, space)
   Fail: (223) [system] char_type(e, space)
   Call: (223) [system] arg(_1443824, v('(', ')', end_of_file), e)
   Fail: (223) [system] arg(_1444756, v('(', ')', end_of_file), e)
^  Fail: (222) [user] is_delimiter(e)
   Call: (222) [system] ')'==e
   Fail: (222) [system] ')'==e
   Call: (222) [system] get_char((0x55798e5fad60), e)
   Exit: (222) [system] get_char((0x55798e5fad60), e)
   Call: (222) [system] e=(\)
   Fail: (222) [system] e=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1452106)
   Call: (223) [system] peek_char((0x55798e5fad60), _1453040)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
^  Call: (223) [user] is_delimiter(')')
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] arg(_1457760, v('(', ')', end_of_file), ')')
   Exit: (224) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (223) [user] is_delimiter(')')
   Call: (223) [system] _1452106=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (222) [system] _1438170=[e]
   Exit: (222) [system] [e]=[e]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (221) [system] _1424234=[d, e]
   Exit: (221) [system] [d, e]=[d, e]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (220) [user] classify_and_convert_charseq(c, [d, e], _1390580)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1469810, _1469812), once(user:catch(read_from_chars([c, d, e], _1390580), _1469786, fail)), '$restore_trace'(_1469810, _1469812))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1469810, _1469812))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1469786, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(cde)
   Exit: (221) [system] atomic(cde)
^  Exit: (220) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1477310)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1479168)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1493322)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55798e5fad60), _1497112)
   Exit: (219) [system] get_char((0x55798e5fad60), ')')
   Call: (219) [system] _1477310=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [])
   Call: (218) [system] _1357632=[cde]
   Exit: (218) [system] [cde]=[cde]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [cde])
   Call: (217) [system] _1239826=[abc, cde]
   Exit: (217) [system] [abc, cde]=[abc, cde]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [abc, cde])
   Call: (216) [system] _777186=['DisjunctionIntroduction', abc, cde]
   Exit: (216) [system] ['DisjunctionIntroduction', abc, cde]=['DisjunctionIntroduction', abc, cde]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, cde])
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, cde])
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1510994)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1512852)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _1520590)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1523294)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1538372)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _1543942)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1545800)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _1559954)
   Exit: (216) [system] get_char((0x55798e5fad60), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1543942)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1565524)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'O')
   Call: (218) [system] 'O'=(;)
   Fail: (218) [system] 'O'=(;)
^  Call: (218) [user] is_like_space('O')
   Call: (219) [system] char_type('O', 'white')
   Fail: (219) [system] char_type('O', 'white')
   Call: (219) [system] char_type('O', end_of_line)
   Fail: (219) [system] char_type('O', end_of_line)
   Call: (219) [system] char_type('O', space)
   Fail: (219) [system] char_type('O', space)
   Call: (219) [system] char_type('O', cntrl)
   Fail: (219) [system] char_type('O', cntrl)
^  Fail: (218) [user] is_like_space('O')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1579678)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'O')
   Call: (217) [system] 'O'=')'
   Fail: (217) [system] 'O'=')'
   Call: (217) [system] 'O'=end_of_file
   Fail: (217) [system] 'O'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _1585248)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1587106)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'O')
   Call: (219) [system] 'O'=(;)
   Fail: (219) [system] 'O'=(;)
^  Call: (219) [user] is_like_space('O')
   Call: (220) [system] char_type('O', 'white')
   Fail: (220) [system] char_type('O', 'white')
   Call: (220) [system] char_type('O', end_of_line)
   Fail: (220) [system] char_type('O', end_of_line)
   Call: (220) [system] char_type('O', space)
   Fail: (220) [system] char_type('O', space)
   Call: (220) [system] char_type('O', cntrl)
   Fail: (220) [system] char_type('O', cntrl)
^  Fail: (219) [user] is_like_space('O')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _1601260)
   Exit: (218) [system] get_char((0x55798e5fad60), 'O')
   Call: (218) [system] 'O'='('
   Fail: (218) [system] 'O'='('
   Call: (218) [system] 'O'='['
   Fail: (218) [system] 'O'='['
   Call: (218) [system] 'O'='{'
   Fail: (218) [system] 'O'='{'
   Call: (218) [system] 'O'='"'
   Fail: (218) [system] 'O'='"'
   Call: (218) [system] 'O'=!
   Fail: (218) [system] 'O'=!
   Call: (218) [system] 'O'='\''
   Fail: (218) [system] 'O'='\''
   Call: (218) [system] 'O'='`'
   Fail: (218) [system] 'O'='`'
   Call: (218) [system] 'O'=end_of_file
   Fail: (218) [system] 'O'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1585248)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1618902)
   Call: (220) [system] peek_char((0x55798e5fad60), _1619836)
   Exit: (220) [system] peek_char((0x55798e5fad60), r)
^  Call: (220) [user] is_delimiter(r)
   Call: (221) [system] char_type(r, space)
   Fail: (221) [system] char_type(r, space)
   Call: (221) [system] arg(_1624556, v('(', ')', end_of_file), r)
   Fail: (221) [system] arg(_1625488, v('(', ')', end_of_file), r)
^  Fail: (220) [user] is_delimiter(r)
   Call: (220) [system] ')'==r
   Fail: (220) [system] ')'==r
   Call: (220) [system] get_char((0x55798e5fad60), r)
   Exit: (220) [system] get_char((0x55798e5fad60), r)
   Call: (220) [system] r=(\)
   Fail: (220) [system] r=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1632838)
   Call: (221) [system] peek_char((0x55798e5fad60), _1633772)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (221) [user] is_delimiter('L')
   Call: (222) [system] char_type('L', space)
   Fail: (222) [system] char_type('L', space)
   Call: (222) [system] arg(_1638492, v('(', ')', end_of_file), 'L')
   Fail: (222) [system] arg(_1639424, v('(', ')', end_of_file), 'L')
^  Fail: (221) [user] is_delimiter('L')
   Call: (221) [system] ')'=='L'
   Fail: (221) [system] ')'=='L'
   Call: (221) [system] get_char((0x55798e5fad60), 'L')
   Exit: (221) [system] get_char((0x55798e5fad60), 'L')
   Call: (221) [system] 'L'=(\)
   Fail: (221) [system] 'L'=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1646774)
   Call: (222) [system] peek_char((0x55798e5fad60), _1647708)
   Exit: (222) [system] peek_char((0x55798e5fad60), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_1652428, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_1653360, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55798e5fad60), i)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1660710)
   Call: (223) [system] peek_char((0x55798e5fad60), _1661644)
   Exit: (223) [system] peek_char((0x55798e5fad60), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_1666364, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_1667296, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55798e5fad60), n)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1674646)
   Call: (224) [system] peek_char((0x55798e5fad60), _1675580)
   Exit: (224) [system] peek_char((0x55798e5fad60), k)
^  Call: (224) [user] is_delimiter(k)
   Call: (225) [system] char_type(k, space)
   Fail: (225) [system] char_type(k, space)
   Call: (225) [system] arg(_1680300, v('(', ')', end_of_file), k)
   Fail: (225) [system] arg(_1681232, v('(', ')', end_of_file), k)
^  Fail: (224) [user] is_delimiter(k)
   Call: (224) [system] ')'==k
   Fail: (224) [system] ')'==k
   Call: (224) [system] get_char((0x55798e5fad60), k)
   Exit: (224) [system] get_char((0x55798e5fad60), k)
   Call: (224) [system] k=(\)
   Fail: (224) [system] k=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1688582)
   Call: (225) [system] peek_char((0x55798e5fad60), _1689516)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _1688582=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (224) [system] _1674646=[k]
   Exit: (224) [system] [k]=[k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (223) [system] _1660710=[n, k]
   Exit: (223) [system] [n, k]=[n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (222) [system] _1646774=[i, n, k]
   Exit: (222) [system] [i, n, k]=[i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (221) [system] _1632838=['L', i, n, k]
   Exit: (221) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (220) [system] _1618902=[r, 'L', i, n, k]
   Exit: (220) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (219) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1585248)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1712796, _1712798), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1585248), _1712772, fail)), '$restore_trace'(_1712796, _1712798))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1712796, _1712798))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1585248), _1712772, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_1585248)
   Fail: (220) [system] atomic(_1585248)
   Call: (220) [system] atom_chars(_1585248, ['O', r, 'L', i, n, k])
   Exit: (220) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (219) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1722172)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1724030)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _1731768)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1734472)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1749550)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1755120)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1756978)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1771132)
   Exit: (219) [system] get_char((0x55798e5fad60), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1755120)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1776702)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'I')
   Call: (221) [system] 'I'=(;)
   Fail: (221) [system] 'I'=(;)
^  Call: (221) [user] is_like_space('I')
   Call: (222) [system] char_type('I', 'white')
   Fail: (222) [system] char_type('I', 'white')
   Call: (222) [system] char_type('I', end_of_line)
   Fail: (222) [system] char_type('I', end_of_line)
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] char_type('I', cntrl)
   Fail: (222) [system] char_type('I', cntrl)
^  Fail: (221) [user] is_like_space('I')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1790856)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'I')
   Call: (220) [system] 'I'=')'
   Fail: (220) [system] 'I'=')'
   Call: (220) [system] 'I'=end_of_file
   Fail: (220) [system] 'I'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1796426)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1798284)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'I')
   Call: (222) [system] 'I'=(;)
   Fail: (222) [system] 'I'=(;)
^  Call: (222) [user] is_like_space('I')
   Call: (223) [system] char_type('I', 'white')
   Fail: (223) [system] char_type('I', 'white')
   Call: (223) [system] char_type('I', end_of_line)
   Fail: (223) [system] char_type('I', end_of_line)
   Call: (223) [system] char_type('I', space)
   Fail: (223) [system] char_type('I', space)
   Call: (223) [system] char_type('I', cntrl)
   Fail: (223) [system] char_type('I', cntrl)
^  Fail: (222) [user] is_like_space('I')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1812438)
   Exit: (221) [system] get_char((0x55798e5fad60), 'I')
   Call: (221) [system] 'I'='('
   Fail: (221) [system] 'I'='('
   Call: (221) [system] 'I'='['
   Fail: (221) [system] 'I'='['
   Call: (221) [system] 'I'='{'
   Fail: (221) [system] 'I'='{'
   Call: (221) [system] 'I'='"'
   Fail: (221) [system] 'I'='"'
   Call: (221) [system] 'I'=!
   Fail: (221) [system] 'I'=!
   Call: (221) [system] 'I'='\''
   Fail: (221) [system] 'I'='\''
   Call: (221) [system] 'I'='`'
   Fail: (221) [system] 'I'='`'
   Call: (221) [system] 'I'=end_of_file
   Fail: (221) [system] 'I'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1796426)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1830080)
   Call: (223) [system] peek_char((0x55798e5fad60), _1831014)
   Exit: (223) [system] peek_char((0x55798e5fad60), m)
^  Call: (223) [user] is_delimiter(m)
   Call: (224) [system] char_type(m, space)
   Fail: (224) [system] char_type(m, space)
   Call: (224) [system] arg(_1835734, v('(', ')', end_of_file), m)
   Fail: (224) [system] arg(_1836666, v('(', ')', end_of_file), m)
^  Fail: (223) [user] is_delimiter(m)
   Call: (223) [system] ')'==m
   Fail: (223) [system] ')'==m
   Call: (223) [system] get_char((0x55798e5fad60), m)
   Exit: (223) [system] get_char((0x55798e5fad60), m)
   Call: (223) [system] m=(\)
   Fail: (223) [system] m=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1844016)
   Call: (224) [system] peek_char((0x55798e5fad60), _1844950)
   Exit: (224) [system] peek_char((0x55798e5fad60), p)
^  Call: (224) [user] is_delimiter(p)
   Call: (225) [system] char_type(p, space)
   Fail: (225) [system] char_type(p, space)
   Call: (225) [system] arg(_1849670, v('(', ')', end_of_file), p)
   Fail: (225) [system] arg(_1850602, v('(', ')', end_of_file), p)
^  Fail: (224) [user] is_delimiter(p)
   Call: (224) [system] ')'==p
   Fail: (224) [system] ')'==p
   Call: (224) [system] get_char((0x55798e5fad60), p)
   Exit: (224) [system] get_char((0x55798e5fad60), p)
   Call: (224) [system] p=(\)
   Fail: (224) [system] p=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1857952)
   Call: (225) [system] peek_char((0x55798e5fad60), _1858886)
   Exit: (225) [system] peek_char((0x55798e5fad60), l)
^  Call: (225) [user] is_delimiter(l)
   Call: (226) [system] char_type(l, space)
   Fail: (226) [system] char_type(l, space)
   Call: (226) [system] arg(_1863606, v('(', ')', end_of_file), l)
   Fail: (226) [system] arg(_1864538, v('(', ')', end_of_file), l)
^  Fail: (225) [user] is_delimiter(l)
   Call: (225) [system] ')'==l
   Fail: (225) [system] ')'==l
   Call: (225) [system] get_char((0x55798e5fad60), l)
   Exit: (225) [system] get_char((0x55798e5fad60), l)
   Call: (225) [system] l=(\)
   Fail: (225) [system] l=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1871888)
   Call: (226) [system] peek_char((0x55798e5fad60), _1872822)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_1877542, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_1878474, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1885824)
   Call: (227) [system] peek_char((0x55798e5fad60), _1886758)
   Exit: (227) [system] peek_char((0x55798e5fad60), c)
^  Call: (227) [user] is_delimiter(c)
   Call: (228) [system] char_type(c, space)
   Fail: (228) [system] char_type(c, space)
   Call: (228) [system] arg(_1891478, v('(', ')', end_of_file), c)
   Fail: (228) [system] arg(_1892410, v('(', ')', end_of_file), c)
^  Fail: (227) [user] is_delimiter(c)
   Call: (227) [system] ')'==c
   Fail: (227) [system] ')'==c
   Call: (227) [system] get_char((0x55798e5fad60), c)
   Exit: (227) [system] get_char((0x55798e5fad60), c)
   Call: (227) [system] c=(\)
   Fail: (227) [system] c=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1899760)
   Call: (228) [system] peek_char((0x55798e5fad60), _1900694)
   Exit: (228) [system] peek_char((0x55798e5fad60), a)
^  Call: (228) [user] is_delimiter(a)
   Call: (229) [system] char_type(a, space)
   Fail: (229) [system] char_type(a, space)
   Call: (229) [system] arg(_1905414, v('(', ')', end_of_file), a)
   Fail: (229) [system] arg(_1906346, v('(', ')', end_of_file), a)
^  Fail: (228) [user] is_delimiter(a)
   Call: (228) [system] ')'==a
   Fail: (228) [system] ')'==a
   Call: (228) [system] get_char((0x55798e5fad60), a)
   Exit: (228) [system] get_char((0x55798e5fad60), a)
   Call: (228) [system] a=(\)
   Fail: (228) [system] a=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1913696)
   Call: (229) [system] peek_char((0x55798e5fad60), _1914630)
   Exit: (229) [system] peek_char((0x55798e5fad60), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_1919350, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_1920282, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55798e5fad60), t)
   Exit: (229) [system] get_char((0x55798e5fad60), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1927632)
   Call: (230) [system] peek_char((0x55798e5fad60), _1928566)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_1933286, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_1934218, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1941568)
   Call: (231) [system] peek_char((0x55798e5fad60), _1942502)
   Exit: (231) [system] peek_char((0x55798e5fad60), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_1947222, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_1948154, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55798e5fad60), o)
   Exit: (231) [system] get_char((0x55798e5fad60), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1955504)
   Call: (232) [system] peek_char((0x55798e5fad60), _1956438)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_1961158, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_1962090, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1969440)
   Call: (233) [system] peek_char((0x55798e5fad60), _1970374)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _1969440=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (232) [system] _1955504=[n]
   Exit: (232) [system] [n]=[n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (231) [system] _1941568=[o, n]
   Exit: (231) [system] [o, n]=[o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (230) [system] _1927632=[i, o, n]
   Exit: (230) [system] [i, o, n]=[i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (229) [system] _1913696=[t, i, o, n]
   Exit: (229) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (228) [system] _1899760=[a, t, i, o, n]
   Exit: (228) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (227) [system] _1885824=[c, a, t, i, o, n]
   Exit: (227) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (226) [system] _1871888=[i, c, a, t, i, o, n]
   Exit: (226) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (225) [system] _1857952=[l, i, c, a, t, i, o, n]
   Exit: (225) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (224) [system] _1844016=[p, l, i, c, a, t, i, o, n]
   Exit: (224) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (223) [system] _1830080=[m, p, l, i, c, a, t, i, o, n]
   Exit: (223) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (222) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1796426)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_2007624, _2007626), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1796426), _2007600, fail)), '$restore_trace'(_2007624, _2007626))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_2007624, _2007626))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1796426), _2007600, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_1796426)
   Fail: (223) [system] atomic(_1796426)
   Call: (223) [system] atom_chars(_1796426, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (223) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (222) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _2017000)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _2018858)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _2026596)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _2029300)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _2044378)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _2049948)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _2051806)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _2065960)
   Exit: (222) [system] get_char((0x55798e5fad60), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _2049948)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _2071530)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _2085684)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'=')'
   Fail: (223) [system] 'A'=')'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _2091254)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _2093112)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _15744)
   Exit: (224) [system] get_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'='('
   Fail: (224) [system] 'A'='('
   Call: (224) [system] 'A'='['
   Fail: (224) [system] 'A'='['
   Call: (224) [system] 'A'='{'
   Fail: (224) [system] 'A'='{'
   Call: (224) [system] 'A'='"'
   Fail: (224) [system] 'A'='"'
   Call: (224) [system] 'A'=!
   Fail: (224) [system] 'A'=!
   Call: (224) [system] 'A'='\''
   Fail: (224) [system] 'A'='\''
   Call: (224) [system] 'A'='`'
   Fail: (224) [system] 'A'='`'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'A', _5356)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _33386)
   Call: (226) [system] peek_char((0x55798e5fad60), _34320)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_39040, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_39972, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _47322)
   Call: (227) [system] peek_char((0x55798e5fad60), _48256)
   Exit: (227) [system] peek_char((0x55798e5fad60), d)
^  Call: (227) [user] is_delimiter(d)
   Call: (228) [system] char_type(d, space)
   Fail: (228) [system] char_type(d, space)
   Call: (228) [system] arg(_52976, v('(', ')', end_of_file), d)
   Fail: (228) [system] arg(_53908, v('(', ')', end_of_file), d)
^  Fail: (227) [user] is_delimiter(d)
   Call: (227) [system] ')'==d
   Fail: (227) [system] ')'==d
   Call: (227) [system] get_char((0x55798e5fad60), d)
   Exit: (227) [system] get_char((0x55798e5fad60), d)
   Call: (227) [system] d=(\)
   Fail: (227) [system] d=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _61258)
   Call: (228) [system] peek_char((0x55798e5fad60), _62192)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (228) [user] is_delimiter('L')
   Call: (229) [system] char_type('L', space)
   Fail: (229) [system] char_type('L', space)
   Call: (229) [system] arg(_66912, v('(', ')', end_of_file), 'L')
   Fail: (229) [system] arg(_67844, v('(', ')', end_of_file), 'L')
^  Fail: (228) [user] is_delimiter('L')
   Call: (228) [system] ')'=='L'
   Fail: (228) [system] ')'=='L'
   Call: (228) [system] get_char((0x55798e5fad60), 'L')
   Exit: (228) [system] get_char((0x55798e5fad60), 'L')
   Call: (228) [system] 'L'=(\)
   Fail: (228) [system] 'L'=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _75194)
   Call: (229) [system] peek_char((0x55798e5fad60), _76128)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_80848, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_81780, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _89130)
   Call: (230) [system] peek_char((0x55798e5fad60), _90064)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_94784, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_95716, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _103066)
   Call: (231) [system] peek_char((0x55798e5fad60), _104000)
   Exit: (231) [system] peek_char((0x55798e5fad60), k)
^  Call: (231) [user] is_delimiter(k)
   Call: (232) [system] char_type(k, space)
   Fail: (232) [system] char_type(k, space)
   Call: (232) [system] arg(_108720, v('(', ')', end_of_file), k)
   Fail: (232) [system] arg(_109652, v('(', ')', end_of_file), k)
^  Fail: (231) [user] is_delimiter(k)
   Call: (231) [system] ')'==k
   Fail: (231) [system] ')'==k
   Call: (231) [system] get_char((0x55798e5fad60), k)
   Exit: (231) [system] get_char((0x55798e5fad60), k)
   Call: (231) [system] k=(\)
   Fail: (231) [system] k=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _117002)
   Call: (232) [system] peek_char((0x55798e5fad60), _117936)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _117002=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (231) [system] _103066=[k]
   Exit: (231) [system] [k]=[k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (230) [system] _89130=[n, k]
   Exit: (230) [system] [n, k]=[n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (229) [system] _75194=[i, n, k]
   Exit: (229) [system] [i, n, k]=[i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (228) [system] _61258=['L', i, n, k]
   Exit: (228) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (227) [system] _47322=[d, 'L', i, n, k]
   Exit: (227) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (226) [system] _33386=[n, d, 'L', i, n, k]
   Exit: (226) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (225) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _5356)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_144010, _144012), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _5356), _143986, fail)), '$restore_trace'(_144010, _144012))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_144010, _144012))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _5356), _143986, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_5356)
   Fail: (226) [system] atomic(_5356)
   Call: (226) [system] atom_chars(_5356, ['A', n, d, 'L', i, n, k])
   Exit: (226) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (225) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _153386)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _155244)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _162982)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _165686)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _180764)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=')'
   Fail: (224) [system] 'A'=')'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _186334)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _188192)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _202346)
   Exit: (225) [system] get_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'='('
   Fail: (225) [system] 'A'='('
   Call: (225) [system] 'A'='['
   Fail: (225) [system] 'A'='['
   Call: (225) [system] 'A'='{'
   Fail: (225) [system] 'A'='{'
   Call: (225) [system] 'A'='"'
   Fail: (225) [system] 'A'='"'
   Call: (225) [system] 'A'=!
   Fail: (225) [system] 'A'=!
   Call: (225) [system] 'A'='\''
   Fail: (225) [system] 'A'='\''
   Call: (225) [system] 'A'='`'
   Fail: (225) [system] 'A'='`'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'A', _186334)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _219988)
   Call: (227) [system] peek_char((0x55798e5fad60), _220922)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _219988=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (226) [user] classify_and_convert_charseq('A', [], _186334)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_230232, _230234), once(user:catch(read_from_chars(['A'], _186334), _230208, fail)), '$restore_trace'(_230232, _230234))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_230232, _230234))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _186334), _230208, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_186334)
   Fail: (227) [system] atomic(_186334)
   Call: (227) [system] atom_chars(_186334, ['A'])
   Exit: (227) [system] atom_chars('A', ['A'])
^  Exit: (226) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _239608)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _241466)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _249204)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _251908)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'B')
   Call: (227) [system] 'B'=(;)
   Fail: (227) [system] 'B'=(;)
^  Call: (227) [user] is_like_space('B')
   Call: (228) [system] char_type('B', 'white')
   Fail: (228) [system] char_type('B', 'white')
   Call: (228) [system] char_type('B', end_of_line)
   Fail: (228) [system] char_type('B', end_of_line)
   Call: (228) [system] char_type('B', space)
   Fail: (228) [system] char_type('B', space)
   Call: (228) [system] char_type('B', cntrl)
   Fail: (228) [system] char_type('B', cntrl)
^  Fail: (227) [user] is_like_space('B')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _266986)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'B')
   Call: (225) [system] 'B'=')'
   Fail: (225) [system] 'B'=')'
   Call: (225) [system] 'B'=end_of_file
   Fail: (225) [system] 'B'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _272556)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _274414)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'B')
   Call: (227) [system] 'B'=(;)
   Fail: (227) [system] 'B'=(;)
^  Call: (227) [user] is_like_space('B')
   Call: (228) [system] char_type('B', 'white')
   Fail: (228) [system] char_type('B', 'white')
   Call: (228) [system] char_type('B', end_of_line)
   Fail: (228) [system] char_type('B', end_of_line)
   Call: (228) [system] char_type('B', space)
   Fail: (228) [system] char_type('B', space)
   Call: (228) [system] char_type('B', cntrl)
   Fail: (228) [system] char_type('B', cntrl)
^  Fail: (227) [user] is_like_space('B')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _288568)
   Exit: (226) [system] get_char((0x55798e5fad60), 'B')
   Call: (226) [system] 'B'='('
   Fail: (226) [system] 'B'='('
   Call: (226) [system] 'B'='['
   Fail: (226) [system] 'B'='['
   Call: (226) [system] 'B'='{'
   Fail: (226) [system] 'B'='{'
   Call: (226) [system] 'B'='"'
   Fail: (226) [system] 'B'='"'
   Call: (226) [system] 'B'=!
   Fail: (226) [system] 'B'=!
   Call: (226) [system] 'B'='\''
   Fail: (226) [system] 'B'='\''
   Call: (226) [system] 'B'='`'
   Fail: (226) [system] 'B'='`'
   Call: (226) [system] 'B'=end_of_file
   Fail: (226) [system] 'B'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'B', _272556)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _306210)
   Call: (228) [system] peek_char((0x55798e5fad60), _307144)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
^  Call: (228) [user] is_delimiter(')')
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] arg(_311864, v('(', ')', end_of_file), ')')
   Exit: (229) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (228) [user] is_delimiter(')')
   Call: (228) [system] _306210=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (227) [user] classify_and_convert_charseq('B', [], _272556)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_318326, _318328), once(user:catch(read_from_chars(['B'], _272556), _318302, fail)), '$restore_trace'(_318326, _318328))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_318326, _318328))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _272556), _318302, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_272556)
   Fail: (228) [system] atomic(_272556)
   Call: (228) [system] atom_chars(_272556, ['B'])
   Exit: (228) [system] atom_chars('B', ['B'])
^  Exit: (227) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _327702)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _329560)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _343714)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55798e5fad60), _347504)
   Exit: (226) [system] get_char((0x55798e5fad60), ')')
   Call: (226) [system] _327702=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [])
   Call: (225) [system] _239608=['B']
   Exit: (225) [system] ['B']=['B']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (224) [system] _153386=['A', 'B']
   Exit: (224) [system] ['A', 'B']=['A', 'B']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (223) [system] _5350=['AndLink', 'A', 'B']
   Exit: (223) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _361386)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _363244)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _370982)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _373686)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'C')
   Call: (224) [system] 'C'=(;)
   Fail: (224) [system] 'C'=(;)
^  Call: (224) [user] is_like_space('C')
   Call: (225) [system] char_type('C', 'white')
   Fail: (225) [system] char_type('C', 'white')
   Call: (225) [system] char_type('C', end_of_line)
   Fail: (225) [system] char_type('C', end_of_line)
   Call: (225) [system] char_type('C', space)
   Fail: (225) [system] char_type('C', space)
   Call: (225) [system] char_type('C', cntrl)
   Fail: (225) [system] char_type('C', cntrl)
^  Fail: (224) [user] is_like_space('C')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _388764)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'C')
   Call: (222) [system] 'C'=')'
   Fail: (222) [system] 'C'=')'
   Call: (222) [system] 'C'=end_of_file
   Fail: (222) [system] 'C'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _394334)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _396192)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'C')
   Call: (224) [system] 'C'=(;)
   Fail: (224) [system] 'C'=(;)
^  Call: (224) [user] is_like_space('C')
   Call: (225) [system] char_type('C', 'white')
   Fail: (225) [system] char_type('C', 'white')
   Call: (225) [system] char_type('C', end_of_line)
   Fail: (225) [system] char_type('C', end_of_line)
   Call: (225) [system] char_type('C', space)
   Fail: (225) [system] char_type('C', space)
   Call: (225) [system] char_type('C', cntrl)
   Fail: (225) [system] char_type('C', cntrl)
^  Fail: (224) [user] is_like_space('C')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _410346)
   Exit: (223) [system] get_char((0x55798e5fad60), 'C')
   Call: (223) [system] 'C'='('
   Fail: (223) [system] 'C'='('
   Call: (223) [system] 'C'='['
   Fail: (223) [system] 'C'='['
   Call: (223) [system] 'C'='{'
   Fail: (223) [system] 'C'='{'
   Call: (223) [system] 'C'='"'
   Fail: (223) [system] 'C'='"'
   Call: (223) [system] 'C'=!
   Fail: (223) [system] 'C'=!
   Call: (223) [system] 'C'='\''
   Fail: (223) [system] 'C'='\''
   Call: (223) [system] 'C'='`'
   Fail: (223) [system] 'C'='`'
   Call: (223) [system] 'C'=end_of_file
   Fail: (223) [system] 'C'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'C', _394334)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _427988)
   Call: (225) [system] peek_char((0x55798e5fad60), _428922)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
^  Call: (225) [user] is_delimiter(')')
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] arg(_433642, v('(', ')', end_of_file), ')')
   Exit: (226) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (225) [user] is_delimiter(')')
   Call: (225) [system] _427988=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (224) [user] classify_and_convert_charseq('C', [], _394334)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_440104, _440106), once(user:catch(read_from_chars(['C'], _394334), _440080, fail)), '$restore_trace'(_440104, _440106))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_440104, _440106))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _394334), _440080, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_394334)
   Fail: (225) [system] atomic(_394334)
   Call: (225) [system] atom_chars(_394334, ['C'])
   Exit: (225) [system] atom_chars('C', ['C'])
^  Exit: (224) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _449480)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _451338)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _465492)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55798e5fad60), _469282)
   Exit: (223) [system] get_char((0x55798e5fad60), ')')
   Call: (223) [system] _449480=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [])
   Call: (222) [system] _361386=['C']
   Exit: (222) [system] ['C']=['C']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (221) [system] _5346=[['AndLink', 'A', 'B'], 'C']
   Exit: (221) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (220) [system] _5338=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (220) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _483164)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _485022)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _492760)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _495464)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _510542)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _516112)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _517970)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _532124)
   Exit: (220) [system] get_char((0x55798e5fad60), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _516112)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _537694)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'I')
   Call: (222) [system] 'I'=(;)
   Fail: (222) [system] 'I'=(;)
^  Call: (222) [user] is_like_space('I')
   Call: (223) [system] char_type('I', 'white')
   Fail: (223) [system] char_type('I', 'white')
   Call: (223) [system] char_type('I', end_of_line)
   Fail: (223) [system] char_type('I', end_of_line)
   Call: (223) [system] char_type('I', space)
   Fail: (223) [system] char_type('I', space)
   Call: (223) [system] char_type('I', cntrl)
   Fail: (223) [system] char_type('I', cntrl)
^  Fail: (222) [user] is_like_space('I')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _551848)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'I')
   Call: (221) [system] 'I'=')'
   Fail: (221) [system] 'I'=')'
   Call: (221) [system] 'I'=end_of_file
   Fail: (221) [system] 'I'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _557418)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _559276)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'I')
   Call: (223) [system] 'I'=(;)
   Fail: (223) [system] 'I'=(;)
^  Call: (223) [user] is_like_space('I')
   Call: (224) [system] char_type('I', 'white')
   Fail: (224) [system] char_type('I', 'white')
   Call: (224) [system] char_type('I', end_of_line)
   Fail: (224) [system] char_type('I', end_of_line)
   Call: (224) [system] char_type('I', space)
   Fail: (224) [system] char_type('I', space)
   Call: (224) [system] char_type('I', cntrl)
   Fail: (224) [system] char_type('I', cntrl)
^  Fail: (223) [user] is_like_space('I')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _573430)
   Exit: (222) [system] get_char((0x55798e5fad60), 'I')
   Call: (222) [system] 'I'='('
   Fail: (222) [system] 'I'='('
   Call: (222) [system] 'I'='['
   Fail: (222) [system] 'I'='['
   Call: (222) [system] 'I'='{'
   Fail: (222) [system] 'I'='{'
   Call: (222) [system] 'I'='"'
   Fail: (222) [system] 'I'='"'
   Call: (222) [system] 'I'=!
   Fail: (222) [system] 'I'=!
   Call: (222) [system] 'I'='\''
   Fail: (222) [system] 'I'='\''
   Call: (222) [system] 'I'='`'
   Fail: (222) [system] 'I'='`'
   Call: (222) [system] 'I'=end_of_file
   Fail: (222) [system] 'I'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'I', _557418)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _591072)
   Call: (224) [system] peek_char((0x55798e5fad60), _592006)
   Exit: (224) [system] peek_char((0x55798e5fad60), m)
^  Call: (224) [user] is_delimiter(m)
   Call: (225) [system] char_type(m, space)
   Fail: (225) [system] char_type(m, space)
   Call: (225) [system] arg(_596726, v('(', ')', end_of_file), m)
   Fail: (225) [system] arg(_597658, v('(', ')', end_of_file), m)
^  Fail: (224) [user] is_delimiter(m)
   Call: (224) [system] ')'==m
   Fail: (224) [system] ')'==m
   Call: (224) [system] get_char((0x55798e5fad60), m)
   Exit: (224) [system] get_char((0x55798e5fad60), m)
   Call: (224) [system] m=(\)
   Fail: (224) [system] m=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _605008)
   Call: (225) [system] peek_char((0x55798e5fad60), _605942)
   Exit: (225) [system] peek_char((0x55798e5fad60), p)
^  Call: (225) [user] is_delimiter(p)
   Call: (226) [system] char_type(p, space)
   Fail: (226) [system] char_type(p, space)
   Call: (226) [system] arg(_610662, v('(', ')', end_of_file), p)
   Fail: (226) [system] arg(_611594, v('(', ')', end_of_file), p)
^  Fail: (225) [user] is_delimiter(p)
   Call: (225) [system] ')'==p
   Fail: (225) [system] ')'==p
   Call: (225) [system] get_char((0x55798e5fad60), p)
   Exit: (225) [system] get_char((0x55798e5fad60), p)
   Call: (225) [system] p=(\)
   Fail: (225) [system] p=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _618944)
   Call: (226) [system] peek_char((0x55798e5fad60), _619878)
   Exit: (226) [system] peek_char((0x55798e5fad60), l)
^  Call: (226) [user] is_delimiter(l)
   Call: (227) [system] char_type(l, space)
   Fail: (227) [system] char_type(l, space)
   Call: (227) [system] arg(_624598, v('(', ')', end_of_file), l)
   Fail: (227) [system] arg(_625530, v('(', ')', end_of_file), l)
^  Fail: (226) [user] is_delimiter(l)
   Call: (226) [system] ')'==l
   Fail: (226) [system] ')'==l
   Call: (226) [system] get_char((0x55798e5fad60), l)
   Exit: (226) [system] get_char((0x55798e5fad60), l)
   Call: (226) [system] l=(\)
   Fail: (226) [system] l=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _632880)
   Call: (227) [system] peek_char((0x55798e5fad60), _633814)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_638534, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_639466, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _646816)
   Call: (228) [system] peek_char((0x55798e5fad60), _647750)
   Exit: (228) [system] peek_char((0x55798e5fad60), c)
^  Call: (228) [user] is_delimiter(c)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] arg(_652470, v('(', ')', end_of_file), c)
   Fail: (229) [system] arg(_653402, v('(', ')', end_of_file), c)
^  Fail: (228) [user] is_delimiter(c)
   Call: (228) [system] ')'==c
   Fail: (228) [system] ')'==c
   Call: (228) [system] get_char((0x55798e5fad60), c)
   Exit: (228) [system] get_char((0x55798e5fad60), c)
   Call: (228) [system] c=(\)
   Fail: (228) [system] c=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _660752)
   Call: (229) [system] peek_char((0x55798e5fad60), _661686)
   Exit: (229) [system] peek_char((0x55798e5fad60), a)
^  Call: (229) [user] is_delimiter(a)
   Call: (230) [system] char_type(a, space)
   Fail: (230) [system] char_type(a, space)
   Call: (230) [system] arg(_666406, v('(', ')', end_of_file), a)
   Fail: (230) [system] arg(_667338, v('(', ')', end_of_file), a)
^  Fail: (229) [user] is_delimiter(a)
   Call: (229) [system] ')'==a
   Fail: (229) [system] ')'==a
   Call: (229) [system] get_char((0x55798e5fad60), a)
   Exit: (229) [system] get_char((0x55798e5fad60), a)
   Call: (229) [system] a=(\)
   Fail: (229) [system] a=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _674688)
   Call: (230) [system] peek_char((0x55798e5fad60), _675622)
   Exit: (230) [system] peek_char((0x55798e5fad60), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_680342, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_681274, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55798e5fad60), t)
   Exit: (230) [system] get_char((0x55798e5fad60), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _688624)
   Call: (231) [system] peek_char((0x55798e5fad60), _689558)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_694278, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_695210, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _702560)
   Call: (232) [system] peek_char((0x55798e5fad60), _703494)
   Exit: (232) [system] peek_char((0x55798e5fad60), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_708214, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_709146, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55798e5fad60), o)
   Exit: (232) [system] get_char((0x55798e5fad60), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _716496)
   Call: (233) [system] peek_char((0x55798e5fad60), _717430)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_722150, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_723082, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _730432)
   Call: (234) [system] peek_char((0x55798e5fad60), _731366)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _730432=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (233) [system] _716496=[n]
   Exit: (233) [system] [n]=[n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (232) [system] _702560=[o, n]
   Exit: (232) [system] [o, n]=[o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (231) [system] _688624=[i, o, n]
   Exit: (231) [system] [i, o, n]=[i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (230) [system] _674688=[t, i, o, n]
   Exit: (230) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (229) [system] _660752=[a, t, i, o, n]
   Exit: (229) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (228) [system] _646816=[c, a, t, i, o, n]
   Exit: (228) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (227) [system] _632880=[i, c, a, t, i, o, n]
   Exit: (227) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (226) [system] _618944=[l, i, c, a, t, i, o, n]
   Exit: (226) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (225) [system] _605008=[p, l, i, c, a, t, i, o, n]
   Exit: (225) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (224) [system] _591072=[m, p, l, i, c, a, t, i, o, n]
   Exit: (224) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (223) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _557418)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_768616, _768618), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _557418), _768592, fail)), '$restore_trace'(_768616, _768618))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_768616, _768618))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _557418), _768592, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_557418)
   Fail: (224) [system] atomic(_557418)
   Call: (224) [system] atom_chars(_557418, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (224) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (223) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _777992)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _779850)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _787588)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _790292)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _805370)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _810940)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _812798)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _826952)
   Exit: (223) [system] get_char((0x55798e5fad60), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _810940)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _832522)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'O')
   Call: (225) [system] 'O'=(;)
   Fail: (225) [system] 'O'=(;)
^  Call: (225) [user] is_like_space('O')
   Call: (226) [system] char_type('O', 'white')
   Fail: (226) [system] char_type('O', 'white')
   Call: (226) [system] char_type('O', end_of_line)
   Fail: (226) [system] char_type('O', end_of_line)
   Call: (226) [system] char_type('O', space)
   Fail: (226) [system] char_type('O', space)
   Call: (226) [system] char_type('O', cntrl)
   Fail: (226) [system] char_type('O', cntrl)
^  Fail: (225) [user] is_like_space('O')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _846676)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'O')
   Call: (224) [system] 'O'=')'
   Fail: (224) [system] 'O'=')'
   Call: (224) [system] 'O'=end_of_file
   Fail: (224) [system] 'O'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _852246)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _854104)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'O')
   Call: (226) [system] 'O'=(;)
   Fail: (226) [system] 'O'=(;)
^  Call: (226) [user] is_like_space('O')
   Call: (227) [system] char_type('O', 'white')
   Fail: (227) [system] char_type('O', 'white')
   Call: (227) [system] char_type('O', end_of_line)
   Fail: (227) [system] char_type('O', end_of_line)
   Call: (227) [system] char_type('O', space)
   Fail: (227) [system] char_type('O', space)
   Call: (227) [system] char_type('O', cntrl)
   Fail: (227) [system] char_type('O', cntrl)
^  Fail: (226) [user] is_like_space('O')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _868258)
   Exit: (225) [system] get_char((0x55798e5fad60), 'O')
   Call: (225) [system] 'O'='('
   Fail: (225) [system] 'O'='('
   Call: (225) [system] 'O'='['
   Fail: (225) [system] 'O'='['
   Call: (225) [system] 'O'='{'
   Fail: (225) [system] 'O'='{'
   Call: (225) [system] 'O'='"'
   Fail: (225) [system] 'O'='"'
   Call: (225) [system] 'O'=!
   Fail: (225) [system] 'O'=!
   Call: (225) [system] 'O'='\''
   Fail: (225) [system] 'O'='\''
   Call: (225) [system] 'O'='`'
   Fail: (225) [system] 'O'='`'
   Call: (225) [system] 'O'=end_of_file
   Fail: (225) [system] 'O'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'O', _852246)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _885900)
   Call: (227) [system] peek_char((0x55798e5fad60), _886834)
   Exit: (227) [system] peek_char((0x55798e5fad60), r)
^  Call: (227) [user] is_delimiter(r)
   Call: (228) [system] char_type(r, space)
   Fail: (228) [system] char_type(r, space)
   Call: (228) [system] arg(_891554, v('(', ')', end_of_file), r)
   Fail: (228) [system] arg(_892486, v('(', ')', end_of_file), r)
^  Fail: (227) [user] is_delimiter(r)
   Call: (227) [system] ')'==r
   Fail: (227) [system] ')'==r
   Call: (227) [system] get_char((0x55798e5fad60), r)
   Exit: (227) [system] get_char((0x55798e5fad60), r)
   Call: (227) [system] r=(\)
   Fail: (227) [system] r=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _899836)
   Call: (228) [system] peek_char((0x55798e5fad60), _900770)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (228) [user] is_delimiter('L')
   Call: (229) [system] char_type('L', space)
   Fail: (229) [system] char_type('L', space)
   Call: (229) [system] arg(_905490, v('(', ')', end_of_file), 'L')
   Fail: (229) [system] arg(_906422, v('(', ')', end_of_file), 'L')
^  Fail: (228) [user] is_delimiter('L')
   Call: (228) [system] ')'=='L'
   Fail: (228) [system] ')'=='L'
   Call: (228) [system] get_char((0x55798e5fad60), 'L')
   Exit: (228) [system] get_char((0x55798e5fad60), 'L')
   Call: (228) [system] 'L'=(\)
   Fail: (228) [system] 'L'=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _913772)
   Call: (229) [system] peek_char((0x55798e5fad60), _914706)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_919426, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_920358, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _927708)
   Call: (230) [system] peek_char((0x55798e5fad60), _928642)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_933362, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_934294, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _941644)
   Call: (231) [system] peek_char((0x55798e5fad60), _942578)
   Exit: (231) [system] peek_char((0x55798e5fad60), k)
^  Call: (231) [user] is_delimiter(k)
   Call: (232) [system] char_type(k, space)
   Fail: (232) [system] char_type(k, space)
   Call: (232) [system] arg(_947298, v('(', ')', end_of_file), k)
   Fail: (232) [system] arg(_948230, v('(', ')', end_of_file), k)
^  Fail: (231) [user] is_delimiter(k)
   Call: (231) [system] ')'==k
   Fail: (231) [system] ')'==k
   Call: (231) [system] get_char((0x55798e5fad60), k)
   Exit: (231) [system] get_char((0x55798e5fad60), k)
   Call: (231) [system] k=(\)
   Fail: (231) [system] k=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _955580)
   Call: (232) [system] peek_char((0x55798e5fad60), _956514)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _955580=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (231) [system] _941644=[k]
   Exit: (231) [system] [k]=[k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (230) [system] _927708=[n, k]
   Exit: (230) [system] [n, k]=[n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (229) [system] _913772=[i, n, k]
   Exit: (229) [system] [i, n, k]=[i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (228) [system] _899836=['L', i, n, k]
   Exit: (228) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (227) [system] _885900=[r, 'L', i, n, k]
   Exit: (227) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (226) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _852246)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_979794, _979796), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _852246), _979770, fail)), '$restore_trace'(_979794, _979796))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_979794, _979796))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _852246), _979770, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_852246)
   Fail: (227) [system] atomic(_852246)
   Call: (227) [system] atom_chars(_852246, ['O', r, 'L', i, n, k])
   Exit: (227) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (226) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _989170)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _991028)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _998766)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1001470)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'C')
   Call: (227) [system] 'C'=(;)
   Fail: (227) [system] 'C'=(;)
^  Call: (227) [user] is_like_space('C')
   Call: (228) [system] char_type('C', 'white')
   Fail: (228) [system] char_type('C', 'white')
   Call: (228) [system] char_type('C', end_of_line)
   Fail: (228) [system] char_type('C', end_of_line)
   Call: (228) [system] char_type('C', space)
   Fail: (228) [system] char_type('C', space)
   Call: (228) [system] char_type('C', cntrl)
   Fail: (228) [system] char_type('C', cntrl)
^  Fail: (227) [user] is_like_space('C')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1016548)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'C')
   Call: (225) [system] 'C'=')'
   Fail: (225) [system] 'C'=')'
   Call: (225) [system] 'C'=end_of_file
   Fail: (225) [system] 'C'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1022118)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1023976)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'C')
   Call: (227) [system] 'C'=(;)
   Fail: (227) [system] 'C'=(;)
^  Call: (227) [user] is_like_space('C')
   Call: (228) [system] char_type('C', 'white')
   Fail: (228) [system] char_type('C', 'white')
   Call: (228) [system] char_type('C', end_of_line)
   Fail: (228) [system] char_type('C', end_of_line)
   Call: (228) [system] char_type('C', space)
   Fail: (228) [system] char_type('C', space)
   Call: (228) [system] char_type('C', cntrl)
   Fail: (228) [system] char_type('C', cntrl)
^  Fail: (227) [user] is_like_space('C')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1038130)
   Exit: (226) [system] get_char((0x55798e5fad60), 'C')
   Call: (226) [system] 'C'='('
   Fail: (226) [system] 'C'='('
   Call: (226) [system] 'C'='['
   Fail: (226) [system] 'C'='['
   Call: (226) [system] 'C'='{'
   Fail: (226) [system] 'C'='{'
   Call: (226) [system] 'C'='"'
   Fail: (226) [system] 'C'='"'
   Call: (226) [system] 'C'=!
   Fail: (226) [system] 'C'=!
   Call: (226) [system] 'C'='\''
   Fail: (226) [system] 'C'='\''
   Call: (226) [system] 'C'='`'
   Fail: (226) [system] 'C'='`'
   Call: (226) [system] 'C'=end_of_file
   Fail: (226) [system] 'C'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1022118)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1055772)
   Call: (228) [system] peek_char((0x55798e5fad60), _1056706)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1055772=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (227) [user] classify_and_convert_charseq('C', [], _1022118)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1066016, _1066018), once(user:catch(read_from_chars(['C'], _1022118), _1065992, fail)), '$restore_trace'(_1066016, _1066018))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1066016, _1066018))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1022118), _1065992, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1022118)
   Fail: (228) [system] atomic(_1022118)
   Call: (228) [system] atom_chars(_1022118, ['C'])
   Exit: (228) [system] atom_chars('C', ['C'])
^  Exit: (227) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1075392)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1077250)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _1084988)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1087692)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'D')
   Call: (228) [system] 'D'=(;)
   Fail: (228) [system] 'D'=(;)
^  Call: (228) [user] is_like_space('D')
   Call: (229) [system] char_type('D', 'white')
   Fail: (229) [system] char_type('D', 'white')
   Call: (229) [system] char_type('D', end_of_line)
   Fail: (229) [system] char_type('D', end_of_line)
   Call: (229) [system] char_type('D', space)
   Fail: (229) [system] char_type('D', space)
   Call: (229) [system] char_type('D', cntrl)
   Fail: (229) [system] char_type('D', cntrl)
^  Fail: (228) [user] is_like_space('D')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1102770)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'D')
   Call: (226) [system] 'D'=')'
   Fail: (226) [system] 'D'=')'
   Call: (226) [system] 'D'=end_of_file
   Fail: (226) [system] 'D'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _1108340)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1110198)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'D')
   Call: (228) [system] 'D'=(;)
   Fail: (228) [system] 'D'=(;)
^  Call: (228) [user] is_like_space('D')
   Call: (229) [system] char_type('D', 'white')
   Fail: (229) [system] char_type('D', 'white')
   Call: (229) [system] char_type('D', end_of_line)
   Fail: (229) [system] char_type('D', end_of_line)
   Call: (229) [system] char_type('D', space)
   Fail: (229) [system] char_type('D', space)
   Call: (229) [system] char_type('D', cntrl)
   Fail: (229) [system] char_type('D', cntrl)
^  Fail: (228) [user] is_like_space('D')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _1124352)
   Exit: (227) [system] get_char((0x55798e5fad60), 'D')
   Call: (227) [system] 'D'='('
   Fail: (227) [system] 'D'='('
   Call: (227) [system] 'D'='['
   Fail: (227) [system] 'D'='['
   Call: (227) [system] 'D'='{'
   Fail: (227) [system] 'D'='{'
   Call: (227) [system] 'D'='"'
   Fail: (227) [system] 'D'='"'
   Call: (227) [system] 'D'=!
   Fail: (227) [system] 'D'=!
   Call: (227) [system] 'D'='\''
   Fail: (227) [system] 'D'='\''
   Call: (227) [system] 'D'='`'
   Fail: (227) [system] 'D'='`'
   Call: (227) [system] 'D'=end_of_file
   Fail: (227) [system] 'D'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1108340)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1141994)
   Call: (229) [system] peek_char((0x55798e5fad60), _1142928)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
^  Call: (229) [user] is_delimiter(')')
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] arg(_1147648, v('(', ')', end_of_file), ')')
   Exit: (230) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (229) [user] is_delimiter(')')
   Call: (229) [system] _1141994=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (228) [user] classify_and_convert_charseq('D', [], _1108340)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1154110, _1154112), once(user:catch(read_from_chars(['D'], _1108340), _1154086, fail)), '$restore_trace'(_1154110, _1154112))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1154110, _1154112))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1108340), _1154086, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_1108340)
   Fail: (229) [system] atomic(_1108340)
   Call: (229) [system] atom_chars(_1108340, ['D'])
   Exit: (229) [system] atom_chars('D', ['D'])
^  Exit: (228) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1163486)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1165344)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1179498)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55798e5fad60), _1183288)
   Exit: (227) [system] get_char((0x55798e5fad60), ')')
   Call: (227) [system] _1163486=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [])
   Call: (226) [system] _1075392=['D']
   Exit: (226) [system] ['D']=['D']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (225) [system] _989170=['C', 'D']
   Exit: (225) [system] ['C', 'D']=['C', 'D']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (224) [system] _810940=['OrLink', 'C', 'D']
   Exit: (224) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1197170)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1199028)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _1206766)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1209470)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'E')
   Call: (225) [system] 'E'=(;)
   Fail: (225) [system] 'E'=(;)
^  Call: (225) [user] is_like_space('E')
   Call: (226) [system] char_type('E', 'white')
   Fail: (226) [system] char_type('E', 'white')
   Call: (226) [system] char_type('E', end_of_line)
   Fail: (226) [system] char_type('E', end_of_line)
   Call: (226) [system] char_type('E', space)
   Fail: (226) [system] char_type('E', space)
   Call: (226) [system] char_type('E', cntrl)
   Fail: (226) [system] char_type('E', cntrl)
^  Fail: (225) [user] is_like_space('E')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1224548)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'E')
   Call: (223) [system] 'E'=')'
   Fail: (223) [system] 'E'=')'
   Call: (223) [system] 'E'=end_of_file
   Fail: (223) [system] 'E'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1230118)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1231976)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'E')
   Call: (225) [system] 'E'=(;)
   Fail: (225) [system] 'E'=(;)
^  Call: (225) [user] is_like_space('E')
   Call: (226) [system] char_type('E', 'white')
   Fail: (226) [system] char_type('E', 'white')
   Call: (226) [system] char_type('E', end_of_line)
   Fail: (226) [system] char_type('E', end_of_line)
   Call: (226) [system] char_type('E', space)
   Fail: (226) [system] char_type('E', space)
   Call: (226) [system] char_type('E', cntrl)
   Fail: (226) [system] char_type('E', cntrl)
^  Fail: (225) [user] is_like_space('E')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1246130)
   Exit: (224) [system] get_char((0x55798e5fad60), 'E')
   Call: (224) [system] 'E'='('
   Fail: (224) [system] 'E'='('
   Call: (224) [system] 'E'='['
   Fail: (224) [system] 'E'='['
   Call: (224) [system] 'E'='{'
   Fail: (224) [system] 'E'='{'
   Call: (224) [system] 'E'='"'
   Fail: (224) [system] 'E'='"'
   Call: (224) [system] 'E'=!
   Fail: (224) [system] 'E'=!
   Call: (224) [system] 'E'='\''
   Fail: (224) [system] 'E'='\''
   Call: (224) [system] 'E'='`'
   Fail: (224) [system] 'E'='`'
   Call: (224) [system] 'E'=end_of_file
   Fail: (224) [system] 'E'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'E', _1230118)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1263772)
   Call: (226) [system] peek_char((0x55798e5fad60), _1264706)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
^  Call: (226) [user] is_delimiter(')')
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] arg(_1269426, v('(', ')', end_of_file), ')')
   Exit: (227) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (226) [user] is_delimiter(')')
   Call: (226) [system] _1263772=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (225) [user] classify_and_convert_charseq('E', [], _1230118)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1275888, _1275890), once(user:catch(read_from_chars(['E'], _1230118), _1275864, fail)), '$restore_trace'(_1275888, _1275890))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1275888, _1275890))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1230118), _1275864, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_1230118)
   Fail: (226) [system] atomic(_1230118)
   Call: (226) [system] atom_chars(_1230118, ['E'])
   Exit: (226) [system] atom_chars('E', ['E'])
^  Exit: (225) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1285264)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1287122)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1301276)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55798e5fad60), _1305066)
   Exit: (224) [system] get_char((0x55798e5fad60), ')')
   Call: (224) [system] _1285264=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [])
   Call: (223) [system] _1197170=['E']
   Exit: (223) [system] ['E']=['E']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (222) [system] _777992=[['OrLink', 'C', 'D'], 'E']
   Exit: (222) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (221) [system] _516112=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (221) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1318948)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1320806)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1334960)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55798e5fad60), _1338750)
   Exit: (220) [system] get_char((0x55798e5fad60), ')')
   Call: (220) [system] _1318948=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [])
   Call: (219) [system] _483164=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (219) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (218) [system] _5334=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (218) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (217) [system] _5326=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (217) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _1352632)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1354490)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1368644)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55798e5fad60), _1372434)
   Exit: (216) [system] get_char((0x55798e5fad60), ')')
   Call: (216) [system] _1352632=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [])
   Call: (215) [system] _5322=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (215) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (214) [system] _5298=[['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (214) [system] [['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (213) [system] _5290=[:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (213) [system] [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1386316)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1388174)
   Exit: (213) [system] peek_char((0x55798e5fad60), '\n')
   Call: (213) [system] '\n'=(;)
   Fail: (213) [system] '\n'=(;)
^  Call: (213) [user] is_like_space('\n')
   Call: (214) [system] char_type('\n', 'white')
   Fail: (214) [system] char_type('\n', 'white')
   Call: (214) [system] char_type('\n', end_of_line)
   Exit: (214) [system] char_type('\n', end_of_line)
^  Exit: (213) [user] is_like_space('\n')
   Call: (213) [system] get_char((0x55798e5fad60), _1397768)
   Exit: (213) [system] get_char((0x55798e5fad60), '\n')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1400472)
   Exit: (214) [system] peek_char((0x55798e5fad60), '\t')
   Call: (214) [system] '\t'=(;)
   Fail: (214) [system] '\t'=(;)
^  Call: (214) [user] is_like_space('\t')
   Call: (215) [system] char_type('\t', 'white')
   Exit: (215) [system] char_type('\t', 'white')
^  Exit: (214) [user] is_like_space('\t')
   Call: (214) [system] get_char((0x55798e5fad60), _1408210)
   Exit: (214) [system] get_char((0x55798e5fad60), '\t')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1410914)
   Exit: (215) [system] peek_char((0x55798e5fad60), '\t')
   Call: (215) [system] '\t'=(;)
   Fail: (215) [system] '\t'=(;)
^  Call: (215) [user] is_like_space('\t')
   Call: (216) [system] char_type('\t', 'white')
   Exit: (216) [system] char_type('\t', 'white')
^  Exit: (215) [user] is_like_space('\t')
   Call: (215) [system] get_char((0x55798e5fad60), _1418652)
   Exit: (215) [system] get_char((0x55798e5fad60), '\t')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1421356)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _1429094)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1431798)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1449648)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1455218)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1457076)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1471230)
   Exit: (213) [system] get_char((0x55798e5fad60), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1455218)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1476800)
   Exit: (215) [system] peek_char((0x55798e5fad60), :)
   Call: (215) [system] (:)=(;)
   Fail: (215) [system] (:)=(;)
^  Call: (215) [user] is_like_space(:)
   Call: (216) [system] char_type(:, 'white')
   Fail: (216) [system] char_type(:, 'white')
   Call: (216) [system] char_type(:, end_of_line)
   Fail: (216) [system] char_type(:, end_of_line)
   Call: (216) [system] char_type(:, space)
   Fail: (216) [system] char_type(:, space)
   Call: (216) [system] char_type(:, cntrl)
   Fail: (216) [system] char_type(:, cntrl)
^  Fail: (215) [user] is_like_space(:)
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1490954)
   Exit: (214) [system] peek_char((0x55798e5fad60), :)
   Call: (214) [system] (:)=')'
   Fail: (214) [system] (:)=')'
   Call: (214) [system] (:)=end_of_file
   Fail: (214) [system] (:)=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _1496524)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1498382)
   Exit: (216) [system] peek_char((0x55798e5fad60), :)
   Call: (216) [system] (:)=(;)
   Fail: (216) [system] (:)=(;)
^  Call: (216) [user] is_like_space(:)
   Call: (217) [system] char_type(:, 'white')
   Fail: (217) [system] char_type(:, 'white')
   Call: (217) [system] char_type(:, end_of_line)
   Fail: (217) [system] char_type(:, end_of_line)
   Call: (217) [system] char_type(:, space)
   Fail: (217) [system] char_type(:, space)
   Call: (217) [system] char_type(:, cntrl)
   Fail: (217) [system] char_type(:, cntrl)
^  Fail: (216) [user] is_like_space(:)
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _1512536)
   Exit: (215) [system] get_char((0x55798e5fad60), :)
   Call: (215) [system] (:)='('
   Fail: (215) [system] (:)='('
   Call: (215) [system] (:)='['
   Fail: (215) [system] (:)='['
   Call: (215) [system] (:)='{'
   Fail: (215) [system] (:)='{'
   Call: (215) [system] (:)='"'
   Fail: (215) [system] (:)='"'
   Call: (215) [system] (:)=!
   Fail: (215) [system] (:)=!
   Call: (215) [system] (:)='\''
   Fail: (215) [system] (:)='\''
   Call: (215) [system] (:)='`'
   Fail: (215) [system] (:)='`'
   Call: (215) [system] (:)=end_of_file
   Fail: (215) [system] (:)=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), :, _1496524)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1530178)
   Call: (217) [system] peek_char((0x55798e5fad60), _1531112)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _1530178=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (216) [user] classify_and_convert_charseq(:, [], _1496524)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1540422, _1540424), once(user:catch(read_from_chars([:], _1496524), _1540398, fail)), '$restore_trace'(_1540422, _1540424))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1540422, _1540424))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1540398, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(:)
   Exit: (217) [system] atomic(:)
^  Exit: (216) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1547922)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1549780)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _1557518)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1560222)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1575300)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _1580870)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1582728)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _1596882)
   Exit: (216) [system] get_char((0x55798e5fad60), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1580870)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1602452)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'D')
   Call: (218) [system] 'D'=(;)
   Fail: (218) [system] 'D'=(;)
^  Call: (218) [user] is_like_space('D')
   Call: (219) [system] char_type('D', 'white')
   Fail: (219) [system] char_type('D', 'white')
   Call: (219) [system] char_type('D', end_of_line)
   Fail: (219) [system] char_type('D', end_of_line)
   Call: (219) [system] char_type('D', space)
   Fail: (219) [system] char_type('D', space)
   Call: (219) [system] char_type('D', cntrl)
   Fail: (219) [system] char_type('D', cntrl)
^  Fail: (218) [user] is_like_space('D')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1616606)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'D')
   Call: (217) [system] 'D'=')'
   Fail: (217) [system] 'D'=')'
   Call: (217) [system] 'D'=end_of_file
   Fail: (217) [system] 'D'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _1622176)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1624034)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'D')
   Call: (219) [system] 'D'=(;)
   Fail: (219) [system] 'D'=(;)
^  Call: (219) [user] is_like_space('D')
   Call: (220) [system] char_type('D', 'white')
   Fail: (220) [system] char_type('D', 'white')
   Call: (220) [system] char_type('D', end_of_line)
   Fail: (220) [system] char_type('D', end_of_line)
   Call: (220) [system] char_type('D', space)
   Fail: (220) [system] char_type('D', space)
   Call: (220) [system] char_type('D', cntrl)
   Fail: (220) [system] char_type('D', cntrl)
^  Fail: (219) [user] is_like_space('D')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _1638188)
   Exit: (218) [system] get_char((0x55798e5fad60), 'D')
   Call: (218) [system] 'D'='('
   Fail: (218) [system] 'D'='('
   Call: (218) [system] 'D'='['
   Fail: (218) [system] 'D'='['
   Call: (218) [system] 'D'='{'
   Fail: (218) [system] 'D'='{'
   Call: (218) [system] 'D'='"'
   Fail: (218) [system] 'D'='"'
   Call: (218) [system] 'D'=!
   Fail: (218) [system] 'D'=!
   Call: (218) [system] 'D'='\''
   Fail: (218) [system] 'D'='\''
   Call: (218) [system] 'D'='`'
   Fail: (218) [system] 'D'='`'
   Call: (218) [system] 'D'=end_of_file
   Fail: (218) [system] 'D'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1622176)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1655830)
   Call: (220) [system] peek_char((0x55798e5fad60), _1656764)
   Exit: (220) [system] peek_char((0x55798e5fad60), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1661484, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1662416, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55798e5fad60), i)
   Exit: (220) [system] get_char((0x55798e5fad60), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1669766)
   Call: (221) [system] peek_char((0x55798e5fad60), _1670700)
   Exit: (221) [system] peek_char((0x55798e5fad60), s)
^  Call: (221) [user] is_delimiter(s)
   Call: (222) [system] char_type(s, space)
   Fail: (222) [system] char_type(s, space)
   Call: (222) [system] arg(_1675420, v('(', ')', end_of_file), s)
   Fail: (222) [system] arg(_1676352, v('(', ')', end_of_file), s)
^  Fail: (221) [user] is_delimiter(s)
   Call: (221) [system] ')'==s
   Fail: (221) [system] ')'==s
   Call: (221) [system] get_char((0x55798e5fad60), s)
   Exit: (221) [system] get_char((0x55798e5fad60), s)
   Call: (221) [system] s=(\)
   Fail: (221) [system] s=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1683702)
   Call: (222) [system] peek_char((0x55798e5fad60), _1684636)
   Exit: (222) [system] peek_char((0x55798e5fad60), j)
^  Call: (222) [user] is_delimiter(j)
   Call: (223) [system] char_type(j, space)
   Fail: (223) [system] char_type(j, space)
   Call: (223) [system] arg(_1689356, v('(', ')', end_of_file), j)
   Fail: (223) [system] arg(_1690288, v('(', ')', end_of_file), j)
^  Fail: (222) [user] is_delimiter(j)
   Call: (222) [system] ')'==j
   Fail: (222) [system] ')'==j
   Call: (222) [system] get_char((0x55798e5fad60), j)
   Exit: (222) [system] get_char((0x55798e5fad60), j)
   Call: (222) [system] j=(\)
   Fail: (222) [system] j=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1697638)
   Call: (223) [system] peek_char((0x55798e5fad60), _1698572)
   Exit: (223) [system] peek_char((0x55798e5fad60), u)
^  Call: (223) [user] is_delimiter(u)
   Call: (224) [system] char_type(u, space)
   Fail: (224) [system] char_type(u, space)
   Call: (224) [system] arg(_1703292, v('(', ')', end_of_file), u)
   Fail: (224) [system] arg(_1704224, v('(', ')', end_of_file), u)
^  Fail: (223) [user] is_delimiter(u)
   Call: (223) [system] ')'==u
   Fail: (223) [system] ')'==u
   Call: (223) [system] get_char((0x55798e5fad60), u)
   Exit: (223) [system] get_char((0x55798e5fad60), u)
   Call: (223) [system] u=(\)
   Fail: (223) [system] u=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1711574)
   Call: (224) [system] peek_char((0x55798e5fad60), _1712508)
   Exit: (224) [system] peek_char((0x55798e5fad60), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1717228, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1718160, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55798e5fad60), n)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1725510)
   Call: (225) [system] peek_char((0x55798e5fad60), _1726444)
   Exit: (225) [system] peek_char((0x55798e5fad60), c)
^  Call: (225) [user] is_delimiter(c)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] arg(_1731164, v('(', ')', end_of_file), c)
   Fail: (226) [system] arg(_1732096, v('(', ')', end_of_file), c)
^  Fail: (225) [user] is_delimiter(c)
   Call: (225) [system] ')'==c
   Fail: (225) [system] ')'==c
   Call: (225) [system] get_char((0x55798e5fad60), c)
   Exit: (225) [system] get_char((0x55798e5fad60), c)
   Call: (225) [system] c=(\)
   Fail: (225) [system] c=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1739446)
   Call: (226) [system] peek_char((0x55798e5fad60), _1740380)
   Exit: (226) [system] peek_char((0x55798e5fad60), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_1745100, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_1746032, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55798e5fad60), t)
   Exit: (226) [system] get_char((0x55798e5fad60), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1753382)
   Call: (227) [system] peek_char((0x55798e5fad60), _1754316)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_1759036, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_1759968, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1767318)
   Call: (228) [system] peek_char((0x55798e5fad60), _1768252)
   Exit: (228) [system] peek_char((0x55798e5fad60), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_1772972, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_1773904, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55798e5fad60), o)
   Exit: (228) [system] get_char((0x55798e5fad60), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1781254)
   Call: (229) [system] peek_char((0x55798e5fad60), _1782188)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_1786908, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_1787840, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1795190)
   Call: (230) [system] peek_char((0x55798e5fad60), _1796124)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (230) [user] is_delimiter('I')
   Call: (231) [system] char_type('I', space)
   Fail: (231) [system] char_type('I', space)
   Call: (231) [system] arg(_1800844, v('(', ')', end_of_file), 'I')
   Fail: (231) [system] arg(_1801776, v('(', ')', end_of_file), 'I')
^  Fail: (230) [user] is_delimiter('I')
   Call: (230) [system] ')'=='I'
   Fail: (230) [system] ')'=='I'
   Call: (230) [system] get_char((0x55798e5fad60), 'I')
   Exit: (230) [system] get_char((0x55798e5fad60), 'I')
   Call: (230) [system] 'I'=(\)
   Fail: (230) [system] 'I'=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1809126)
   Call: (231) [system] peek_char((0x55798e5fad60), _1810060)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1814780, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1815712, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1823062)
   Call: (232) [system] peek_char((0x55798e5fad60), _1823996)
   Exit: (232) [system] peek_char((0x55798e5fad60), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_1828716, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_1829648, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55798e5fad60), t)
   Exit: (232) [system] get_char((0x55798e5fad60), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1836998)
   Call: (233) [system] peek_char((0x55798e5fad60), _1837932)
   Exit: (233) [system] peek_char((0x55798e5fad60), r)
^  Call: (233) [user] is_delimiter(r)
   Call: (234) [system] char_type(r, space)
   Fail: (234) [system] char_type(r, space)
   Call: (234) [system] arg(_1842652, v('(', ')', end_of_file), r)
   Fail: (234) [system] arg(_1843584, v('(', ')', end_of_file), r)
^  Fail: (233) [user] is_delimiter(r)
   Call: (233) [system] ')'==r
   Fail: (233) [system] ')'==r
   Call: (233) [system] get_char((0x55798e5fad60), r)
   Exit: (233) [system] get_char((0x55798e5fad60), r)
   Call: (233) [system] r=(\)
   Fail: (233) [system] r=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1850934)
   Call: (234) [system] peek_char((0x55798e5fad60), _1851868)
   Exit: (234) [system] peek_char((0x55798e5fad60), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_1856588, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_1857520, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55798e5fad60), o)
   Exit: (234) [system] get_char((0x55798e5fad60), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1864870)
   Call: (235) [system] peek_char((0x55798e5fad60), _1865804)
   Exit: (235) [system] peek_char((0x55798e5fad60), d)
^  Call: (235) [user] is_delimiter(d)
   Call: (236) [system] char_type(d, space)
   Fail: (236) [system] char_type(d, space)
   Call: (236) [system] arg(_1870524, v('(', ')', end_of_file), d)
   Fail: (236) [system] arg(_1871456, v('(', ')', end_of_file), d)
^  Fail: (235) [user] is_delimiter(d)
   Call: (235) [system] ')'==d
   Fail: (235) [system] ')'==d
   Call: (235) [system] get_char((0x55798e5fad60), d)
   Exit: (235) [system] get_char((0x55798e5fad60), d)
   Call: (235) [system] d=(\)
   Fail: (235) [system] d=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1878806)
   Call: (236) [system] peek_char((0x55798e5fad60), _1879740)
   Exit: (236) [system] peek_char((0x55798e5fad60), u)
^  Call: (236) [user] is_delimiter(u)
   Call: (237) [system] char_type(u, space)
   Fail: (237) [system] char_type(u, space)
   Call: (237) [system] arg(_1884460, v('(', ')', end_of_file), u)
   Fail: (237) [system] arg(_1885392, v('(', ')', end_of_file), u)
^  Fail: (236) [user] is_delimiter(u)
   Call: (236) [system] ')'==u
   Fail: (236) [system] ')'==u
   Call: (236) [system] get_char((0x55798e5fad60), u)
   Exit: (236) [system] get_char((0x55798e5fad60), u)
   Call: (236) [system] u=(\)
   Fail: (236) [system] u=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1892742)
   Call: (237) [system] peek_char((0x55798e5fad60), _1893676)
   Exit: (237) [system] peek_char((0x55798e5fad60), c)
^  Call: (237) [user] is_delimiter(c)
   Call: (238) [system] char_type(c, space)
   Fail: (238) [system] char_type(c, space)
   Call: (238) [system] arg(_1898396, v('(', ')', end_of_file), c)
   Fail: (238) [system] arg(_1899328, v('(', ')', end_of_file), c)
^  Fail: (237) [user] is_delimiter(c)
   Call: (237) [system] ')'==c
   Fail: (237) [system] ')'==c
   Call: (237) [system] get_char((0x55798e5fad60), c)
   Exit: (237) [system] get_char((0x55798e5fad60), c)
   Call: (237) [system] c=(\)
   Fail: (237) [system] c=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1906678)
   Call: (238) [system] peek_char((0x55798e5fad60), _1907612)
   Exit: (238) [system] peek_char((0x55798e5fad60), t)
^  Call: (238) [user] is_delimiter(t)
   Call: (239) [system] char_type(t, space)
   Fail: (239) [system] char_type(t, space)
   Call: (239) [system] arg(_1912332, v('(', ')', end_of_file), t)
   Fail: (239) [system] arg(_1913264, v('(', ')', end_of_file), t)
^  Fail: (238) [user] is_delimiter(t)
   Call: (238) [system] ')'==t
   Fail: (238) [system] ')'==t
   Call: (238) [system] get_char((0x55798e5fad60), t)
   Exit: (238) [system] get_char((0x55798e5fad60), t)
   Call: (238) [system] t=(\)
   Fail: (238) [system] t=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1920614)
   Call: (239) [system] peek_char((0x55798e5fad60), _1921548)
   Exit: (239) [system] peek_char((0x55798e5fad60), i)
^  Call: (239) [user] is_delimiter(i)
   Call: (240) [system] char_type(i, space)
   Fail: (240) [system] char_type(i, space)
   Call: (240) [system] arg(_1926268, v('(', ')', end_of_file), i)
   Fail: (240) [system] arg(_1927200, v('(', ')', end_of_file), i)
^  Fail: (239) [user] is_delimiter(i)
   Call: (239) [system] ')'==i
   Fail: (239) [system] ')'==i
   Call: (239) [system] get_char((0x55798e5fad60), i)
   Exit: (239) [system] get_char((0x55798e5fad60), i)
   Call: (239) [system] i=(\)
   Fail: (239) [system] i=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1934550)
   Call: (240) [system] peek_char((0x55798e5fad60), _1935484)
   Exit: (240) [system] peek_char((0x55798e5fad60), o)
^  Call: (240) [user] is_delimiter(o)
   Call: (241) [system] char_type(o, space)
   Fail: (241) [system] char_type(o, space)
   Call: (241) [system] arg(_1940204, v('(', ')', end_of_file), o)
   Fail: (241) [system] arg(_1941136, v('(', ')', end_of_file), o)
^  Fail: (240) [user] is_delimiter(o)
   Call: (240) [system] ')'==o
   Fail: (240) [system] ')'==o
   Call: (240) [system] get_char((0x55798e5fad60), o)
   Exit: (240) [system] get_char((0x55798e5fad60), o)
   Call: (240) [system] o=(\)
   Fail: (240) [system] o=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1948486)
   Call: (241) [system] peek_char((0x55798e5fad60), _1949420)
   Exit: (241) [system] peek_char((0x55798e5fad60), n)
^  Call: (241) [user] is_delimiter(n)
   Call: (242) [system] char_type(n, space)
   Fail: (242) [system] char_type(n, space)
   Call: (242) [system] arg(_1954140, v('(', ')', end_of_file), n)
   Fail: (242) [system] arg(_1955072, v('(', ')', end_of_file), n)
^  Fail: (241) [user] is_delimiter(n)
   Call: (241) [system] ')'==n
   Fail: (241) [system] ')'==n
   Call: (241) [system] get_char((0x55798e5fad60), n)
   Exit: (241) [system] get_char((0x55798e5fad60), n)
   Call: (241) [system] n=(\)
   Fail: (241) [system] n=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1962422)
   Call: (242) [system] peek_char((0x55798e5fad60), _1963356)
   Exit: (242) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (242) [user] is_delimiter(' ')
   Call: (243) [system] char_type(' ', space)
   Exit: (243) [system] char_type(' ', space)
^  Exit: (242) [user] is_delimiter(' ')
   Call: (242) [system] _1962422=[]
   Exit: (242) [system] []=[]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (241) [system] _1948486=[n]
   Exit: (241) [system] [n]=[n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (240) [system] _1934550=[o, n]
   Exit: (240) [system] [o, n]=[o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (239) [system] _1920614=[i, o, n]
   Exit: (239) [system] [i, o, n]=[i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (238) [system] _1906678=[t, i, o, n]
   Exit: (238) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (237) [system] _1892742=[c, t, i, o, n]
   Exit: (237) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (236) [system] _1878806=[u, c, t, i, o, n]
   Exit: (236) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (235) [system] _1864870=[d, u, c, t, i, o, n]
   Exit: (235) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (234) [system] _1850934=[o, d, u, c, t, i, o, n]
   Exit: (234) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (233) [system] _1836998=[r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1823062=[t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1809126=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1795190=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1781254=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1767318=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1753382=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1739446=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1725510=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1711574=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1697638=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1683702=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1669766=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1655830=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (219) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1622176)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_2034134, _2034136), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1622176), _2034110, fail)), '$restore_trace'(_2034134, _2034136))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_2034134, _2034136))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1622176), _2034110, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_1622176)
   Fail: (220) [system] atomic(_1622176)
   Call: (220) [system] atom_chars(_1622176, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (220) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (219) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _2043510)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _2045368)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _2053106)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _2055810)
   Exit: (220) [system] peek_char((0x55798e5fad60), a)
   Call: (220) [system] a=(;)
   Fail: (220) [system] a=(;)
^  Call: (220) [user] is_like_space(a)
   Call: (221) [system] char_type(a, 'white')
   Fail: (221) [system] char_type(a, 'white')
   Call: (221) [system] char_type(a, end_of_line)
   Fail: (221) [system] char_type(a, end_of_line)
   Call: (221) [system] char_type(a, space)
   Fail: (221) [system] char_type(a, space)
   Call: (221) [system] char_type(a, cntrl)
   Fail: (221) [system] char_type(a, cntrl)
^  Fail: (220) [user] is_like_space(a)
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _2070888)
   Exit: (218) [system] peek_char((0x55798e5fad60), a)
   Call: (218) [system] a=')'
   Fail: (218) [system] a=')'
   Call: (218) [system] a=end_of_file
   Fail: (218) [system] a=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _2076458)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _2078316)
   Exit: (220) [system] peek_char((0x55798e5fad60), a)
   Call: (220) [system] a=(;)
   Fail: (220) [system] a=(;)
^  Call: (220) [user] is_like_space(a)
   Call: (221) [system] char_type(a, 'white')
   Fail: (221) [system] char_type(a, 'white')
   Call: (221) [system] char_type(a, end_of_line)
   Fail: (221) [system] char_type(a, end_of_line)
   Call: (221) [system] char_type(a, space)
   Fail: (221) [system] char_type(a, space)
   Call: (221) [system] char_type(a, cntrl)
   Fail: (221) [system] char_type(a, cntrl)
^  Fail: (220) [user] is_like_space(a)
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _2092470)
   Exit: (219) [system] get_char((0x55798e5fad60), a)
   Call: (219) [system] a='('
   Fail: (219) [system] a='('
   Call: (219) [system] a='['
   Fail: (219) [system] a='['
   Call: (219) [system] a='{'
   Fail: (219) [system] a='{'
   Call: (219) [system] a='"'
   Fail: (219) [system] a='"'
   Call: (219) [system] a=!
   Fail: (219) [system] a=!
   Call: (219) [system] a='\''
   Fail: (219) [system] a='\''
   Call: (219) [system] a='`'
   Fail: (219) [system] a='`'
   Call: (219) [system] a=end_of_file
   Fail: (219) [system] a=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), a, _5446)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _18802)
   Call: (221) [system] peek_char((0x55798e5fad60), _19736)
   Exit: (221) [system] peek_char((0x55798e5fad60), b)
^  Call: (221) [user] is_delimiter(b)
   Call: (222) [system] char_type(b, space)
   Fail: (222) [system] char_type(b, space)
   Call: (222) [system] arg(_24456, v('(', ')', end_of_file), b)
   Fail: (222) [system] arg(_25388, v('(', ')', end_of_file), b)
^  Fail: (221) [user] is_delimiter(b)
   Call: (221) [system] ')'==b
   Fail: (221) [system] ')'==b
   Call: (221) [system] get_char((0x55798e5fad60), b)
   Exit: (221) [system] get_char((0x55798e5fad60), b)
   Call: (221) [system] b=(\)
   Fail: (221) [system] b=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _32738)
   Call: (222) [system] peek_char((0x55798e5fad60), _33672)
   Exit: (222) [system] peek_char((0x55798e5fad60), c)
^  Call: (222) [user] is_delimiter(c)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] arg(_38392, v('(', ')', end_of_file), c)
   Fail: (223) [system] arg(_39324, v('(', ')', end_of_file), c)
^  Fail: (222) [user] is_delimiter(c)
   Call: (222) [system] ')'==c
   Fail: (222) [system] ')'==c
   Call: (222) [system] get_char((0x55798e5fad60), c)
   Exit: (222) [system] get_char((0x55798e5fad60), c)
   Call: (222) [system] c=(\)
   Fail: (222) [system] c=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _46674)
   Call: (223) [system] peek_char((0x55798e5fad60), _47608)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _46674=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (222) [system] _32738=[c]
   Exit: (222) [system] [c]=[c]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (221) [system] _18802=[b, c]
   Exit: (221) [system] [b, c]=[b, c]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (220) [user] classify_and_convert_charseq(a, [b, c], _5446)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_62506, _62508), once(user:catch(read_from_chars([a, b, c], _5446), _62482, fail)), '$restore_trace'(_62506, _62508))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_62506, _62508))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _62482, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(abc)
   Exit: (221) [system] atomic(abc)
^  Exit: (220) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _70006)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _71864)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _79602)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _82306)
   Exit: (221) [system] peek_char((0x55798e5fad60), a)
   Call: (221) [system] a=(;)
   Fail: (221) [system] a=(;)
^  Call: (221) [user] is_like_space(a)
   Call: (222) [system] char_type(a, 'white')
   Fail: (222) [system] char_type(a, 'white')
   Call: (222) [system] char_type(a, end_of_line)
   Fail: (222) [system] char_type(a, end_of_line)
   Call: (222) [system] char_type(a, space)
   Fail: (222) [system] char_type(a, space)
   Call: (222) [system] char_type(a, cntrl)
   Fail: (222) [system] char_type(a, cntrl)
^  Fail: (221) [user] is_like_space(a)
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _97384)
   Exit: (219) [system] peek_char((0x55798e5fad60), a)
   Call: (219) [system] a=')'
   Fail: (219) [system] a=')'
   Call: (219) [system] a=end_of_file
   Fail: (219) [system] a=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _102954)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _104812)
   Exit: (221) [system] peek_char((0x55798e5fad60), a)
   Call: (221) [system] a=(;)
   Fail: (221) [system] a=(;)
^  Call: (221) [user] is_like_space(a)
   Call: (222) [system] char_type(a, 'white')
   Fail: (222) [system] char_type(a, 'white')
   Call: (222) [system] char_type(a, end_of_line)
   Fail: (222) [system] char_type(a, end_of_line)
   Call: (222) [system] char_type(a, space)
   Fail: (222) [system] char_type(a, space)
   Call: (222) [system] char_type(a, cntrl)
   Fail: (222) [system] char_type(a, cntrl)
^  Fail: (221) [user] is_like_space(a)
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _118966)
   Exit: (220) [system] get_char((0x55798e5fad60), a)
   Call: (220) [system] a='('
   Fail: (220) [system] a='('
   Call: (220) [system] a='['
   Fail: (220) [system] a='['
   Call: (220) [system] a='{'
   Fail: (220) [system] a='{'
   Call: (220) [system] a='"'
   Fail: (220) [system] a='"'
   Call: (220) [system] a=!
   Fail: (220) [system] a=!
   Call: (220) [system] a='\''
   Fail: (220) [system] a='\''
   Call: (220) [system] a='`'
   Fail: (220) [system] a='`'
   Call: (220) [system] a=end_of_file
   Fail: (220) [system] a=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), a, _102954)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _136608)
   Call: (222) [system] peek_char((0x55798e5fad60), _137542)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
^  Call: (222) [user] is_delimiter(')')
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] arg(_142262, v('(', ')', end_of_file), ')')
   Exit: (223) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (222) [user] is_delimiter(')')
   Call: (222) [system] _136608=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (221) [user] classify_and_convert_charseq(a, [], _102954)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_148724, _148726), once(user:catch(read_from_chars([a], _102954), _148700, fail)), '$restore_trace'(_148724, _148726))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_148724, _148726))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _148700, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(a)
   Exit: (222) [system] atomic(a)
^  Exit: (221) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _156224)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _158082)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _172236)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55798e5fad60), _176026)
   Exit: (220) [system] get_char((0x55798e5fad60), ')')
   Call: (220) [system] _156224=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [])
   Call: (219) [system] _70006=[a]
   Exit: (219) [system] [a]=[a]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (218) [system] _5442=[abc, a]
   Exit: (218) [system] [abc, a]=[abc, a]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [abc, a])
   Call: (217) [system] _5434=['DisjunctionIntroduction', abc, a]
   Exit: (217) [system] ['DisjunctionIntroduction', abc, a]=['DisjunctionIntroduction', abc, a]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, a])
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, a])
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _189908)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _191766)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _199504)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _202208)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _217286)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _222856)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _224714)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _238868)
   Exit: (217) [system] get_char((0x55798e5fad60), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _222856)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _244438)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'O')
   Call: (219) [system] 'O'=(;)
   Fail: (219) [system] 'O'=(;)
^  Call: (219) [user] is_like_space('O')
   Call: (220) [system] char_type('O', 'white')
   Fail: (220) [system] char_type('O', 'white')
   Call: (220) [system] char_type('O', end_of_line)
   Fail: (220) [system] char_type('O', end_of_line)
   Call: (220) [system] char_type('O', space)
   Fail: (220) [system] char_type('O', space)
   Call: (220) [system] char_type('O', cntrl)
   Fail: (220) [system] char_type('O', cntrl)
^  Fail: (219) [user] is_like_space('O')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _258592)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'O')
   Call: (218) [system] 'O'=')'
   Fail: (218) [system] 'O'=')'
   Call: (218) [system] 'O'=end_of_file
   Fail: (218) [system] 'O'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _264162)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _266020)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'O')
   Call: (220) [system] 'O'=(;)
   Fail: (220) [system] 'O'=(;)
^  Call: (220) [user] is_like_space('O')
   Call: (221) [system] char_type('O', 'white')
   Fail: (221) [system] char_type('O', 'white')
   Call: (221) [system] char_type('O', end_of_line)
   Fail: (221) [system] char_type('O', end_of_line)
   Call: (221) [system] char_type('O', space)
   Fail: (221) [system] char_type('O', space)
   Call: (221) [system] char_type('O', cntrl)
   Fail: (221) [system] char_type('O', cntrl)
^  Fail: (220) [user] is_like_space('O')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _280174)
   Exit: (219) [system] get_char((0x55798e5fad60), 'O')
   Call: (219) [system] 'O'='('
   Fail: (219) [system] 'O'='('
   Call: (219) [system] 'O'='['
   Fail: (219) [system] 'O'='['
   Call: (219) [system] 'O'='{'
   Fail: (219) [system] 'O'='{'
   Call: (219) [system] 'O'='"'
   Fail: (219) [system] 'O'='"'
   Call: (219) [system] 'O'=!
   Fail: (219) [system] 'O'=!
   Call: (219) [system] 'O'='\''
   Fail: (219) [system] 'O'='\''
   Call: (219) [system] 'O'='`'
   Fail: (219) [system] 'O'='`'
   Call: (219) [system] 'O'=end_of_file
   Fail: (219) [system] 'O'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), 'O', _264162)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _297816)
   Call: (221) [system] peek_char((0x55798e5fad60), _298750)
   Exit: (221) [system] peek_char((0x55798e5fad60), r)
^  Call: (221) [user] is_delimiter(r)
   Call: (222) [system] char_type(r, space)
   Fail: (222) [system] char_type(r, space)
   Call: (222) [system] arg(_303470, v('(', ')', end_of_file), r)
   Fail: (222) [system] arg(_304402, v('(', ')', end_of_file), r)
^  Fail: (221) [user] is_delimiter(r)
   Call: (221) [system] ')'==r
   Fail: (221) [system] ')'==r
   Call: (221) [system] get_char((0x55798e5fad60), r)
   Exit: (221) [system] get_char((0x55798e5fad60), r)
   Call: (221) [system] r=(\)
   Fail: (221) [system] r=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _311752)
   Call: (222) [system] peek_char((0x55798e5fad60), _312686)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (222) [user] is_delimiter('L')
   Call: (223) [system] char_type('L', space)
   Fail: (223) [system] char_type('L', space)
   Call: (223) [system] arg(_317406, v('(', ')', end_of_file), 'L')
   Fail: (223) [system] arg(_318338, v('(', ')', end_of_file), 'L')
^  Fail: (222) [user] is_delimiter('L')
   Call: (222) [system] ')'=='L'
   Fail: (222) [system] ')'=='L'
   Call: (222) [system] get_char((0x55798e5fad60), 'L')
   Exit: (222) [system] get_char((0x55798e5fad60), 'L')
   Call: (222) [system] 'L'=(\)
   Fail: (222) [system] 'L'=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _325688)
   Call: (223) [system] peek_char((0x55798e5fad60), _326622)
   Exit: (223) [system] peek_char((0x55798e5fad60), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_331342, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_332274, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55798e5fad60), i)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _339624)
   Call: (224) [system] peek_char((0x55798e5fad60), _340558)
   Exit: (224) [system] peek_char((0x55798e5fad60), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_345278, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_346210, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55798e5fad60), n)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _353560)
   Call: (225) [system] peek_char((0x55798e5fad60), _354494)
   Exit: (225) [system] peek_char((0x55798e5fad60), k)
^  Call: (225) [user] is_delimiter(k)
   Call: (226) [system] char_type(k, space)
   Fail: (226) [system] char_type(k, space)
   Call: (226) [system] arg(_359214, v('(', ')', end_of_file), k)
   Fail: (226) [system] arg(_360146, v('(', ')', end_of_file), k)
^  Fail: (225) [user] is_delimiter(k)
   Call: (225) [system] ')'==k
   Fail: (225) [system] ')'==k
   Call: (225) [system] get_char((0x55798e5fad60), k)
   Exit: (225) [system] get_char((0x55798e5fad60), k)
   Call: (225) [system] k=(\)
   Fail: (225) [system] k=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _367496)
   Call: (226) [system] peek_char((0x55798e5fad60), _368430)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _367496=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (225) [system] _353560=[k]
   Exit: (225) [system] [k]=[k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (224) [system] _339624=[n, k]
   Exit: (224) [system] [n, k]=[n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (223) [system] _325688=[i, n, k]
   Exit: (223) [system] [i, n, k]=[i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (222) [system] _311752=['L', i, n, k]
   Exit: (222) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (221) [system] _297816=[r, 'L', i, n, k]
   Exit: (221) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (220) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _264162)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_391710, _391712), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _264162), _391686, fail)), '$restore_trace'(_391710, _391712))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_391710, _391712))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _264162), _391686, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_264162)
   Fail: (221) [system] atomic(_264162)
   Call: (221) [system] atom_chars(_264162, ['O', r, 'L', i, n, k])
   Exit: (221) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (220) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _401086)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _402944)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _410682)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _413386)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _428464)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _434034)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _435892)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _450046)
   Exit: (220) [system] get_char((0x55798e5fad60), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _434034)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _455616)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'I')
   Call: (222) [system] 'I'=(;)
   Fail: (222) [system] 'I'=(;)
^  Call: (222) [user] is_like_space('I')
   Call: (223) [system] char_type('I', 'white')
   Fail: (223) [system] char_type('I', 'white')
   Call: (223) [system] char_type('I', end_of_line)
   Fail: (223) [system] char_type('I', end_of_line)
   Call: (223) [system] char_type('I', space)
   Fail: (223) [system] char_type('I', space)
   Call: (223) [system] char_type('I', cntrl)
   Fail: (223) [system] char_type('I', cntrl)
^  Fail: (222) [user] is_like_space('I')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _469770)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'I')
   Call: (221) [system] 'I'=')'
   Fail: (221) [system] 'I'=')'
   Call: (221) [system] 'I'=end_of_file
   Fail: (221) [system] 'I'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _475340)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _477198)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'I')
   Call: (223) [system] 'I'=(;)
   Fail: (223) [system] 'I'=(;)
^  Call: (223) [user] is_like_space('I')
   Call: (224) [system] char_type('I', 'white')
   Fail: (224) [system] char_type('I', 'white')
   Call: (224) [system] char_type('I', end_of_line)
   Fail: (224) [system] char_type('I', end_of_line)
   Call: (224) [system] char_type('I', space)
   Fail: (224) [system] char_type('I', space)
   Call: (224) [system] char_type('I', cntrl)
   Fail: (224) [system] char_type('I', cntrl)
^  Fail: (223) [user] is_like_space('I')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _491352)
   Exit: (222) [system] get_char((0x55798e5fad60), 'I')
   Call: (222) [system] 'I'='('
   Fail: (222) [system] 'I'='('
   Call: (222) [system] 'I'='['
   Fail: (222) [system] 'I'='['
   Call: (222) [system] 'I'='{'
   Fail: (222) [system] 'I'='{'
   Call: (222) [system] 'I'='"'
   Fail: (222) [system] 'I'='"'
   Call: (222) [system] 'I'=!
   Fail: (222) [system] 'I'=!
   Call: (222) [system] 'I'='\''
   Fail: (222) [system] 'I'='\''
   Call: (222) [system] 'I'='`'
   Fail: (222) [system] 'I'='`'
   Call: (222) [system] 'I'=end_of_file
   Fail: (222) [system] 'I'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'I', _475340)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _508994)
   Call: (224) [system] peek_char((0x55798e5fad60), _509928)
   Exit: (224) [system] peek_char((0x55798e5fad60), m)
^  Call: (224) [user] is_delimiter(m)
   Call: (225) [system] char_type(m, space)
   Fail: (225) [system] char_type(m, space)
   Call: (225) [system] arg(_514648, v('(', ')', end_of_file), m)
   Fail: (225) [system] arg(_515580, v('(', ')', end_of_file), m)
^  Fail: (224) [user] is_delimiter(m)
   Call: (224) [system] ')'==m
   Fail: (224) [system] ')'==m
   Call: (224) [system] get_char((0x55798e5fad60), m)
   Exit: (224) [system] get_char((0x55798e5fad60), m)
   Call: (224) [system] m=(\)
   Fail: (224) [system] m=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _522930)
   Call: (225) [system] peek_char((0x55798e5fad60), _523864)
   Exit: (225) [system] peek_char((0x55798e5fad60), p)
^  Call: (225) [user] is_delimiter(p)
   Call: (226) [system] char_type(p, space)
   Fail: (226) [system] char_type(p, space)
   Call: (226) [system] arg(_528584, v('(', ')', end_of_file), p)
   Fail: (226) [system] arg(_529516, v('(', ')', end_of_file), p)
^  Fail: (225) [user] is_delimiter(p)
   Call: (225) [system] ')'==p
   Fail: (225) [system] ')'==p
   Call: (225) [system] get_char((0x55798e5fad60), p)
   Exit: (225) [system] get_char((0x55798e5fad60), p)
   Call: (225) [system] p=(\)
   Fail: (225) [system] p=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _536866)
   Call: (226) [system] peek_char((0x55798e5fad60), _537800)
   Exit: (226) [system] peek_char((0x55798e5fad60), l)
^  Call: (226) [user] is_delimiter(l)
   Call: (227) [system] char_type(l, space)
   Fail: (227) [system] char_type(l, space)
   Call: (227) [system] arg(_542520, v('(', ')', end_of_file), l)
   Fail: (227) [system] arg(_543452, v('(', ')', end_of_file), l)
^  Fail: (226) [user] is_delimiter(l)
   Call: (226) [system] ')'==l
   Fail: (226) [system] ')'==l
   Call: (226) [system] get_char((0x55798e5fad60), l)
   Exit: (226) [system] get_char((0x55798e5fad60), l)
   Call: (226) [system] l=(\)
   Fail: (226) [system] l=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _550802)
   Call: (227) [system] peek_char((0x55798e5fad60), _551736)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_556456, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_557388, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _564738)
   Call: (228) [system] peek_char((0x55798e5fad60), _565672)
   Exit: (228) [system] peek_char((0x55798e5fad60), c)
^  Call: (228) [user] is_delimiter(c)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] arg(_570392, v('(', ')', end_of_file), c)
   Fail: (229) [system] arg(_571324, v('(', ')', end_of_file), c)
^  Fail: (228) [user] is_delimiter(c)
   Call: (228) [system] ')'==c
   Fail: (228) [system] ')'==c
   Call: (228) [system] get_char((0x55798e5fad60), c)
   Exit: (228) [system] get_char((0x55798e5fad60), c)
   Call: (228) [system] c=(\)
   Fail: (228) [system] c=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _578674)
   Call: (229) [system] peek_char((0x55798e5fad60), _579608)
   Exit: (229) [system] peek_char((0x55798e5fad60), a)
^  Call: (229) [user] is_delimiter(a)
   Call: (230) [system] char_type(a, space)
   Fail: (230) [system] char_type(a, space)
   Call: (230) [system] arg(_584328, v('(', ')', end_of_file), a)
   Fail: (230) [system] arg(_585260, v('(', ')', end_of_file), a)
^  Fail: (229) [user] is_delimiter(a)
   Call: (229) [system] ')'==a
   Fail: (229) [system] ')'==a
   Call: (229) [system] get_char((0x55798e5fad60), a)
   Exit: (229) [system] get_char((0x55798e5fad60), a)
   Call: (229) [system] a=(\)
   Fail: (229) [system] a=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _592610)
   Call: (230) [system] peek_char((0x55798e5fad60), _593544)
   Exit: (230) [system] peek_char((0x55798e5fad60), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_598264, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_599196, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55798e5fad60), t)
   Exit: (230) [system] get_char((0x55798e5fad60), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _606546)
   Call: (231) [system] peek_char((0x55798e5fad60), _607480)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_612200, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_613132, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _620482)
   Call: (232) [system] peek_char((0x55798e5fad60), _621416)
   Exit: (232) [system] peek_char((0x55798e5fad60), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_626136, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_627068, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55798e5fad60), o)
   Exit: (232) [system] get_char((0x55798e5fad60), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _634418)
   Call: (233) [system] peek_char((0x55798e5fad60), _635352)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_640072, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_641004, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _648354)
   Call: (234) [system] peek_char((0x55798e5fad60), _649288)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _648354=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (233) [system] _634418=[n]
   Exit: (233) [system] [n]=[n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (232) [system] _620482=[o, n]
   Exit: (232) [system] [o, n]=[o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (231) [system] _606546=[i, o, n]
   Exit: (231) [system] [i, o, n]=[i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (230) [system] _592610=[t, i, o, n]
   Exit: (230) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (229) [system] _578674=[a, t, i, o, n]
   Exit: (229) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (228) [system] _564738=[c, a, t, i, o, n]
   Exit: (228) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (227) [system] _550802=[i, c, a, t, i, o, n]
   Exit: (227) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (226) [system] _536866=[l, i, c, a, t, i, o, n]
   Exit: (226) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (225) [system] _522930=[p, l, i, c, a, t, i, o, n]
   Exit: (225) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (224) [system] _508994=[m, p, l, i, c, a, t, i, o, n]
   Exit: (224) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (223) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _475340)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_686538, _686540), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _475340), _686514, fail)), '$restore_trace'(_686538, _686540))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_686538, _686540))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _475340), _686514, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_475340)
   Fail: (224) [system] atomic(_475340)
   Call: (224) [system] atom_chars(_475340, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (224) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (223) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _695914)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _697772)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _705510)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _708214)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _723292)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _728862)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _730720)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _744874)
   Exit: (223) [system] get_char((0x55798e5fad60), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _728862)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _750444)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _764598)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=')'
   Fail: (224) [system] 'A'=')'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _770168)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _772026)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _786180)
   Exit: (225) [system] get_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'='('
   Fail: (225) [system] 'A'='('
   Call: (225) [system] 'A'='['
   Fail: (225) [system] 'A'='['
   Call: (225) [system] 'A'='{'
   Fail: (225) [system] 'A'='{'
   Call: (225) [system] 'A'='"'
   Fail: (225) [system] 'A'='"'
   Call: (225) [system] 'A'=!
   Fail: (225) [system] 'A'=!
   Call: (225) [system] 'A'='\''
   Fail: (225) [system] 'A'='\''
   Call: (225) [system] 'A'='`'
   Fail: (225) [system] 'A'='`'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'A', _770168)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _803822)
   Call: (227) [system] peek_char((0x55798e5fad60), _804756)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_809476, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_810408, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _817758)
   Call: (228) [system] peek_char((0x55798e5fad60), _818692)
   Exit: (228) [system] peek_char((0x55798e5fad60), d)
^  Call: (228) [user] is_delimiter(d)
   Call: (229) [system] char_type(d, space)
   Fail: (229) [system] char_type(d, space)
   Call: (229) [system] arg(_823412, v('(', ')', end_of_file), d)
   Fail: (229) [system] arg(_824344, v('(', ')', end_of_file), d)
^  Fail: (228) [user] is_delimiter(d)
   Call: (228) [system] ')'==d
   Fail: (228) [system] ')'==d
   Call: (228) [system] get_char((0x55798e5fad60), d)
   Exit: (228) [system] get_char((0x55798e5fad60), d)
   Call: (228) [system] d=(\)
   Fail: (228) [system] d=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _831694)
   Call: (229) [system] peek_char((0x55798e5fad60), _832628)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (229) [user] is_delimiter('L')
   Call: (230) [system] char_type('L', space)
   Fail: (230) [system] char_type('L', space)
   Call: (230) [system] arg(_837348, v('(', ')', end_of_file), 'L')
   Fail: (230) [system] arg(_838280, v('(', ')', end_of_file), 'L')
^  Fail: (229) [user] is_delimiter('L')
   Call: (229) [system] ')'=='L'
   Fail: (229) [system] ')'=='L'
   Call: (229) [system] get_char((0x55798e5fad60), 'L')
   Exit: (229) [system] get_char((0x55798e5fad60), 'L')
   Call: (229) [system] 'L'=(\)
   Fail: (229) [system] 'L'=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _845630)
   Call: (230) [system] peek_char((0x55798e5fad60), _846564)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_851284, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_852216, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _859566)
   Call: (231) [system] peek_char((0x55798e5fad60), _860500)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_865220, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_866152, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _873502)
   Call: (232) [system] peek_char((0x55798e5fad60), _874436)
   Exit: (232) [system] peek_char((0x55798e5fad60), k)
^  Call: (232) [user] is_delimiter(k)
   Call: (233) [system] char_type(k, space)
   Fail: (233) [system] char_type(k, space)
   Call: (233) [system] arg(_879156, v('(', ')', end_of_file), k)
   Fail: (233) [system] arg(_880088, v('(', ')', end_of_file), k)
^  Fail: (232) [user] is_delimiter(k)
   Call: (232) [system] ')'==k
   Fail: (232) [system] ')'==k
   Call: (232) [system] get_char((0x55798e5fad60), k)
   Exit: (232) [system] get_char((0x55798e5fad60), k)
   Call: (232) [system] k=(\)
   Fail: (232) [system] k=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _887438)
   Call: (233) [system] peek_char((0x55798e5fad60), _888372)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _887438=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (232) [system] _873502=[k]
   Exit: (232) [system] [k]=[k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (231) [system] _859566=[n, k]
   Exit: (231) [system] [n, k]=[n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (230) [system] _845630=[i, n, k]
   Exit: (230) [system] [i, n, k]=[i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (229) [system] _831694=['L', i, n, k]
   Exit: (229) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (228) [system] _817758=[d, 'L', i, n, k]
   Exit: (228) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (227) [system] _803822=[n, d, 'L', i, n, k]
   Exit: (227) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (226) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _770168)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_914446, _914448), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _770168), _914422, fail)), '$restore_trace'(_914446, _914448))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_914446, _914448))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _770168), _914422, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_770168)
   Fail: (227) [system] atomic(_770168)
   Call: (227) [system] atom_chars(_770168, ['A', n, d, 'L', i, n, k])
   Exit: (227) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (226) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _923822)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _925680)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _933418)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _936122)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'=(;)
   Fail: (227) [system] 'A'=(;)
^  Call: (227) [user] is_like_space('A')
   Call: (228) [system] char_type('A', 'white')
   Fail: (228) [system] char_type('A', 'white')
   Call: (228) [system] char_type('A', end_of_line)
   Fail: (228) [system] char_type('A', end_of_line)
   Call: (228) [system] char_type('A', space)
   Fail: (228) [system] char_type('A', space)
   Call: (228) [system] char_type('A', cntrl)
   Fail: (228) [system] char_type('A', cntrl)
^  Fail: (227) [user] is_like_space('A')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _951200)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=')'
   Fail: (225) [system] 'A'=')'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _956770)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _958628)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'=(;)
   Fail: (227) [system] 'A'=(;)
^  Call: (227) [user] is_like_space('A')
   Call: (228) [system] char_type('A', 'white')
   Fail: (228) [system] char_type('A', 'white')
   Call: (228) [system] char_type('A', end_of_line)
   Fail: (228) [system] char_type('A', end_of_line)
   Call: (228) [system] char_type('A', space)
   Fail: (228) [system] char_type('A', space)
   Call: (228) [system] char_type('A', cntrl)
   Fail: (228) [system] char_type('A', cntrl)
^  Fail: (227) [user] is_like_space('A')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _972782)
   Exit: (226) [system] get_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'='('
   Fail: (226) [system] 'A'='('
   Call: (226) [system] 'A'='['
   Fail: (226) [system] 'A'='['
   Call: (226) [system] 'A'='{'
   Fail: (226) [system] 'A'='{'
   Call: (226) [system] 'A'='"'
   Fail: (226) [system] 'A'='"'
   Call: (226) [system] 'A'=!
   Fail: (226) [system] 'A'=!
   Call: (226) [system] 'A'='\''
   Fail: (226) [system] 'A'='\''
   Call: (226) [system] 'A'='`'
   Fail: (226) [system] 'A'='`'
   Call: (226) [system] 'A'=end_of_file
   Fail: (226) [system] 'A'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'A', _956770)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _990424)
   Call: (228) [system] peek_char((0x55798e5fad60), _991358)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _990424=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (227) [user] classify_and_convert_charseq('A', [], _956770)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1000668, _1000670), once(user:catch(read_from_chars(['A'], _956770), _1000644, fail)), '$restore_trace'(_1000668, _1000670))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1000668, _1000670))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _956770), _1000644, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_956770)
   Fail: (228) [system] atomic(_956770)
   Call: (228) [system] atom_chars(_956770, ['A'])
   Exit: (228) [system] atom_chars('A', ['A'])
^  Exit: (227) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1010044)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1011902)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _1019640)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1022344)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'B')
   Call: (228) [system] 'B'=(;)
   Fail: (228) [system] 'B'=(;)
^  Call: (228) [user] is_like_space('B')
   Call: (229) [system] char_type('B', 'white')
   Fail: (229) [system] char_type('B', 'white')
   Call: (229) [system] char_type('B', end_of_line)
   Fail: (229) [system] char_type('B', end_of_line)
   Call: (229) [system] char_type('B', space)
   Fail: (229) [system] char_type('B', space)
   Call: (229) [system] char_type('B', cntrl)
   Fail: (229) [system] char_type('B', cntrl)
^  Fail: (228) [user] is_like_space('B')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1037422)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'B')
   Call: (226) [system] 'B'=')'
   Fail: (226) [system] 'B'=')'
   Call: (226) [system] 'B'=end_of_file
   Fail: (226) [system] 'B'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _1042992)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1044850)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'B')
   Call: (228) [system] 'B'=(;)
   Fail: (228) [system] 'B'=(;)
^  Call: (228) [user] is_like_space('B')
   Call: (229) [system] char_type('B', 'white')
   Fail: (229) [system] char_type('B', 'white')
   Call: (229) [system] char_type('B', end_of_line)
   Fail: (229) [system] char_type('B', end_of_line)
   Call: (229) [system] char_type('B', space)
   Fail: (229) [system] char_type('B', space)
   Call: (229) [system] char_type('B', cntrl)
   Fail: (229) [system] char_type('B', cntrl)
^  Fail: (228) [user] is_like_space('B')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _1059004)
   Exit: (227) [system] get_char((0x55798e5fad60), 'B')
   Call: (227) [system] 'B'='('
   Fail: (227) [system] 'B'='('
   Call: (227) [system] 'B'='['
   Fail: (227) [system] 'B'='['
   Call: (227) [system] 'B'='{'
   Fail: (227) [system] 'B'='{'
   Call: (227) [system] 'B'='"'
   Fail: (227) [system] 'B'='"'
   Call: (227) [system] 'B'=!
   Fail: (227) [system] 'B'=!
   Call: (227) [system] 'B'='\''
   Fail: (227) [system] 'B'='\''
   Call: (227) [system] 'B'='`'
   Fail: (227) [system] 'B'='`'
   Call: (227) [system] 'B'=end_of_file
   Fail: (227) [system] 'B'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1042992)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1076646)
   Call: (229) [system] peek_char((0x55798e5fad60), _1077580)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
^  Call: (229) [user] is_delimiter(')')
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] arg(_1082300, v('(', ')', end_of_file), ')')
   Exit: (230) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (229) [user] is_delimiter(')')
   Call: (229) [system] _1076646=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (228) [user] classify_and_convert_charseq('B', [], _1042992)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1088762, _1088764), once(user:catch(read_from_chars(['B'], _1042992), _1088738, fail)), '$restore_trace'(_1088762, _1088764))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1088762, _1088764))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1042992), _1088738, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_1042992)
   Fail: (229) [system] atomic(_1042992)
   Call: (229) [system] atom_chars(_1042992, ['B'])
   Exit: (229) [system] atom_chars('B', ['B'])
^  Exit: (228) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1098138)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1099996)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1114150)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55798e5fad60), _1117940)
   Exit: (227) [system] get_char((0x55798e5fad60), ')')
   Call: (227) [system] _1098138=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [])
   Call: (226) [system] _1010044=['B']
   Exit: (226) [system] ['B']=['B']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (225) [system] _923822=['A', 'B']
   Exit: (225) [system] ['A', 'B']=['A', 'B']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (224) [system] _728862=['AndLink', 'A', 'B']
   Exit: (224) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1131822)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1133680)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _1141418)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1144122)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'C')
   Call: (225) [system] 'C'=(;)
   Fail: (225) [system] 'C'=(;)
^  Call: (225) [user] is_like_space('C')
   Call: (226) [system] char_type('C', 'white')
   Fail: (226) [system] char_type('C', 'white')
   Call: (226) [system] char_type('C', end_of_line)
   Fail: (226) [system] char_type('C', end_of_line)
   Call: (226) [system] char_type('C', space)
   Fail: (226) [system] char_type('C', space)
   Call: (226) [system] char_type('C', cntrl)
   Fail: (226) [system] char_type('C', cntrl)
^  Fail: (225) [user] is_like_space('C')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1159200)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'C')
   Call: (223) [system] 'C'=')'
   Fail: (223) [system] 'C'=')'
   Call: (223) [system] 'C'=end_of_file
   Fail: (223) [system] 'C'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1164770)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1166628)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'C')
   Call: (225) [system] 'C'=(;)
   Fail: (225) [system] 'C'=(;)
^  Call: (225) [user] is_like_space('C')
   Call: (226) [system] char_type('C', 'white')
   Fail: (226) [system] char_type('C', 'white')
   Call: (226) [system] char_type('C', end_of_line)
   Fail: (226) [system] char_type('C', end_of_line)
   Call: (226) [system] char_type('C', space)
   Fail: (226) [system] char_type('C', space)
   Call: (226) [system] char_type('C', cntrl)
   Fail: (226) [system] char_type('C', cntrl)
^  Fail: (225) [user] is_like_space('C')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1180782)
   Exit: (224) [system] get_char((0x55798e5fad60), 'C')
   Call: (224) [system] 'C'='('
   Fail: (224) [system] 'C'='('
   Call: (224) [system] 'C'='['
   Fail: (224) [system] 'C'='['
   Call: (224) [system] 'C'='{'
   Fail: (224) [system] 'C'='{'
   Call: (224) [system] 'C'='"'
   Fail: (224) [system] 'C'='"'
   Call: (224) [system] 'C'=!
   Fail: (224) [system] 'C'=!
   Call: (224) [system] 'C'='\''
   Fail: (224) [system] 'C'='\''
   Call: (224) [system] 'C'='`'
   Fail: (224) [system] 'C'='`'
   Call: (224) [system] 'C'=end_of_file
   Fail: (224) [system] 'C'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1164770)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1198424)
   Call: (226) [system] peek_char((0x55798e5fad60), _1199358)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
^  Call: (226) [user] is_delimiter(')')
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] arg(_1204078, v('(', ')', end_of_file), ')')
   Exit: (227) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (226) [user] is_delimiter(')')
   Call: (226) [system] _1198424=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (225) [user] classify_and_convert_charseq('C', [], _1164770)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1210540, _1210542), once(user:catch(read_from_chars(['C'], _1164770), _1210516, fail)), '$restore_trace'(_1210540, _1210542))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1210540, _1210542))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1164770), _1210516, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_1164770)
   Fail: (226) [system] atomic(_1164770)
   Call: (226) [system] atom_chars(_1164770, ['C'])
   Exit: (226) [system] atom_chars('C', ['C'])
^  Exit: (225) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1219916)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1221774)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1235928)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55798e5fad60), _1239718)
   Exit: (224) [system] get_char((0x55798e5fad60), ')')
   Call: (224) [system] _1219916=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [])
   Call: (223) [system] _1131822=['C']
   Exit: (223) [system] ['C']=['C']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (222) [system] _695914=[['AndLink', 'A', 'B'], 'C']
   Exit: (222) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (221) [system] _434034=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (221) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1253600)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1255458)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _1263196)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1265900)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=(;)
   Fail: (222) [system] 'A'=(;)
^  Call: (222) [user] is_like_space('A')
   Call: (223) [system] char_type('A', 'white')
   Fail: (223) [system] char_type('A', 'white')
   Call: (223) [system] char_type('A', end_of_line)
   Fail: (223) [system] char_type('A', end_of_line)
   Call: (223) [system] char_type('A', space)
   Fail: (223) [system] char_type('A', space)
   Call: (223) [system] char_type('A', cntrl)
   Fail: (223) [system] char_type('A', cntrl)
^  Fail: (222) [user] is_like_space('A')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1280978)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'=')'
   Fail: (220) [system] 'A'=')'
   Call: (220) [system] 'A'=end_of_file
   Fail: (220) [system] 'A'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1286548)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1288406)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=(;)
   Fail: (222) [system] 'A'=(;)
^  Call: (222) [user] is_like_space('A')
   Call: (223) [system] char_type('A', 'white')
   Fail: (223) [system] char_type('A', 'white')
   Call: (223) [system] char_type('A', end_of_line)
   Fail: (223) [system] char_type('A', end_of_line)
   Call: (223) [system] char_type('A', space)
   Fail: (223) [system] char_type('A', space)
   Call: (223) [system] char_type('A', cntrl)
   Fail: (223) [system] char_type('A', cntrl)
^  Fail: (222) [user] is_like_space('A')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1302560)
   Exit: (221) [system] get_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'='('
   Fail: (221) [system] 'A'='('
   Call: (221) [system] 'A'='['
   Fail: (221) [system] 'A'='['
   Call: (221) [system] 'A'='{'
   Fail: (221) [system] 'A'='{'
   Call: (221) [system] 'A'='"'
   Fail: (221) [system] 'A'='"'
   Call: (221) [system] 'A'=!
   Fail: (221) [system] 'A'=!
   Call: (221) [system] 'A'='\''
   Fail: (221) [system] 'A'='\''
   Call: (221) [system] 'A'='`'
   Fail: (221) [system] 'A'='`'
   Call: (221) [system] 'A'=end_of_file
   Fail: (221) [system] 'A'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1286548)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1320202)
   Call: (223) [system] peek_char((0x55798e5fad60), _1321136)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
^  Call: (223) [user] is_delimiter(')')
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] arg(_1325856, v('(', ')', end_of_file), ')')
   Exit: (224) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (223) [user] is_delimiter(')')
   Call: (223) [system] _1320202=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (222) [user] classify_and_convert_charseq('A', [], _1286548)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_1332318, _1332320), once(user:catch(read_from_chars(['A'], _1286548), _1332294, fail)), '$restore_trace'(_1332318, _1332320))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_1332318, _1332320))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1286548), _1332294, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_1286548)
   Fail: (223) [system] atomic(_1286548)
   Call: (223) [system] atom_chars(_1286548, ['A'])
   Exit: (223) [system] atom_chars('A', ['A'])
^  Exit: (222) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1341694)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1343552)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1357706)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55798e5fad60), _1361496)
   Exit: (221) [system] get_char((0x55798e5fad60), ')')
   Call: (221) [system] _1341694=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [])
   Call: (220) [system] _1253600=['A']
   Exit: (220) [system] ['A']=['A']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (219) [system] _401086=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
   Exit: (219) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
   Call: (218) [system] _222856=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
   Exit: (218) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1375378)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1377236)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1391390)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55798e5fad60), _1395180)
   Exit: (217) [system] get_char((0x55798e5fad60), ')')
   Call: (217) [system] _1375378=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [])
   Call: (216) [system] _189908=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (216) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
   Call: (215) [system] _5430=[['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (215) [system] [['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
   Call: (214) [system] _5422=[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (214) [system] [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1409062)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1410920)
   Exit: (214) [system] peek_char((0x55798e5fad60), '\n')
   Call: (214) [system] '\n'=(;)
   Fail: (214) [system] '\n'=(;)
^  Call: (214) [user] is_like_space('\n')
   Call: (215) [system] char_type('\n', 'white')
   Fail: (215) [system] char_type('\n', 'white')
   Call: (215) [system] char_type('\n', end_of_line)
   Exit: (215) [system] char_type('\n', end_of_line)
^  Exit: (214) [user] is_like_space('\n')
   Call: (214) [system] get_char((0x55798e5fad60), _1420514)
   Exit: (214) [system] get_char((0x55798e5fad60), '\n')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1423218)
   Exit: (215) [system] peek_char((0x55798e5fad60), '\t')
   Call: (215) [system] '\t'=(;)
   Fail: (215) [system] '\t'=(;)
^  Call: (215) [user] is_like_space('\t')
   Call: (216) [system] char_type('\t', 'white')
   Exit: (216) [system] char_type('\t', 'white')
^  Exit: (215) [user] is_like_space('\t')
   Call: (215) [system] get_char((0x55798e5fad60), _1430956)
   Exit: (215) [system] get_char((0x55798e5fad60), '\t')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1433660)
   Exit: (216) [system] peek_char((0x55798e5fad60), '\t')
   Call: (216) [system] '\t'=(;)
   Fail: (216) [system] '\t'=(;)
^  Call: (216) [user] is_like_space('\t')
   Call: (217) [system] char_type('\t', 'white')
   Exit: (217) [system] char_type('\t', 'white')
^  Exit: (216) [user] is_like_space('\t')
   Call: (216) [system] get_char((0x55798e5fad60), _1441398)
   Exit: (216) [system] get_char((0x55798e5fad60), '\t')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1444102)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _1451840)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1454544)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1472394)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1477964)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1479822)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1493976)
   Exit: (214) [system] get_char((0x55798e5fad60), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1477964)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1499546)
   Exit: (216) [system] peek_char((0x55798e5fad60), :)
   Call: (216) [system] (:)=(;)
   Fail: (216) [system] (:)=(;)
^  Call: (216) [user] is_like_space(:)
   Call: (217) [system] char_type(:, 'white')
   Fail: (217) [system] char_type(:, 'white')
   Call: (217) [system] char_type(:, end_of_line)
   Fail: (217) [system] char_type(:, end_of_line)
   Call: (217) [system] char_type(:, space)
   Fail: (217) [system] char_type(:, space)
   Call: (217) [system] char_type(:, cntrl)
   Fail: (217) [system] char_type(:, cntrl)
^  Fail: (216) [user] is_like_space(:)
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1513700)
   Exit: (215) [system] peek_char((0x55798e5fad60), :)
   Call: (215) [system] (:)=')'
   Fail: (215) [system] (:)=')'
   Call: (215) [system] (:)=end_of_file
   Fail: (215) [system] (:)=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _1519270)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1521128)
   Exit: (217) [system] peek_char((0x55798e5fad60), :)
   Call: (217) [system] (:)=(;)
   Fail: (217) [system] (:)=(;)
^  Call: (217) [user] is_like_space(:)
   Call: (218) [system] char_type(:, 'white')
   Fail: (218) [system] char_type(:, 'white')
   Call: (218) [system] char_type(:, end_of_line)
   Fail: (218) [system] char_type(:, end_of_line)
   Call: (218) [system] char_type(:, space)
   Fail: (218) [system] char_type(:, space)
   Call: (218) [system] char_type(:, cntrl)
   Fail: (218) [system] char_type(:, cntrl)
^  Fail: (217) [user] is_like_space(:)
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _1535282)
   Exit: (216) [system] get_char((0x55798e5fad60), :)
   Call: (216) [system] (:)='('
   Fail: (216) [system] (:)='('
   Call: (216) [system] (:)='['
   Fail: (216) [system] (:)='['
   Call: (216) [system] (:)='{'
   Fail: (216) [system] (:)='{'
   Call: (216) [system] (:)='"'
   Fail: (216) [system] (:)='"'
   Call: (216) [system] (:)=!
   Fail: (216) [system] (:)=!
   Call: (216) [system] (:)='\''
   Fail: (216) [system] (:)='\''
   Call: (216) [system] (:)='`'
   Fail: (216) [system] (:)='`'
   Call: (216) [system] (:)=end_of_file
   Fail: (216) [system] (:)=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), :, _1519270)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1552924)
   Call: (218) [system] peek_char((0x55798e5fad60), _1553858)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _1552924=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (217) [user] classify_and_convert_charseq(:, [], _1519270)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1563168, _1563170), once(user:catch(read_from_chars([:], _1519270), _1563144, fail)), '$restore_trace'(_1563168, _1563170))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1563168, _1563170))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1563144, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(:)
   Exit: (218) [system] atomic(:)
^  Exit: (217) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _1570668)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1572526)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _1580264)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1582968)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1598046)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _1603616)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1605474)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _1619628)
   Exit: (217) [system] get_char((0x55798e5fad60), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1603616)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1625198)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'D')
   Call: (219) [system] 'D'=(;)
   Fail: (219) [system] 'D'=(;)
^  Call: (219) [user] is_like_space('D')
   Call: (220) [system] char_type('D', 'white')
   Fail: (220) [system] char_type('D', 'white')
   Call: (220) [system] char_type('D', end_of_line)
   Fail: (220) [system] char_type('D', end_of_line)
   Call: (220) [system] char_type('D', space)
   Fail: (220) [system] char_type('D', space)
   Call: (220) [system] char_type('D', cntrl)
   Fail: (220) [system] char_type('D', cntrl)
^  Fail: (219) [user] is_like_space('D')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1639352)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'D')
   Call: (218) [system] 'D'=')'
   Fail: (218) [system] 'D'=')'
   Call: (218) [system] 'D'=end_of_file
   Fail: (218) [system] 'D'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1644922)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1646780)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'D')
   Call: (220) [system] 'D'=(;)
   Fail: (220) [system] 'D'=(;)
^  Call: (220) [user] is_like_space('D')
   Call: (221) [system] char_type('D', 'white')
   Fail: (221) [system] char_type('D', 'white')
   Call: (221) [system] char_type('D', end_of_line)
   Fail: (221) [system] char_type('D', end_of_line)
   Call: (221) [system] char_type('D', space)
   Fail: (221) [system] char_type('D', space)
   Call: (221) [system] char_type('D', cntrl)
   Fail: (221) [system] char_type('D', cntrl)
^  Fail: (220) [user] is_like_space('D')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1660934)
   Exit: (219) [system] get_char((0x55798e5fad60), 'D')
   Call: (219) [system] 'D'='('
   Fail: (219) [system] 'D'='('
   Call: (219) [system] 'D'='['
   Fail: (219) [system] 'D'='['
   Call: (219) [system] 'D'='{'
   Fail: (219) [system] 'D'='{'
   Call: (219) [system] 'D'='"'
   Fail: (219) [system] 'D'='"'
   Call: (219) [system] 'D'=!
   Fail: (219) [system] 'D'=!
   Call: (219) [system] 'D'='\''
   Fail: (219) [system] 'D'='\''
   Call: (219) [system] 'D'='`'
   Fail: (219) [system] 'D'='`'
   Call: (219) [system] 'D'=end_of_file
   Fail: (219) [system] 'D'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1644922)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1678576)
   Call: (221) [system] peek_char((0x55798e5fad60), _1679510)
   Exit: (221) [system] peek_char((0x55798e5fad60), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_1684230, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_1685162, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55798e5fad60), i)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1692512)
   Call: (222) [system] peek_char((0x55798e5fad60), _1693446)
   Exit: (222) [system] peek_char((0x55798e5fad60), s)
^  Call: (222) [user] is_delimiter(s)
   Call: (223) [system] char_type(s, space)
   Fail: (223) [system] char_type(s, space)
   Call: (223) [system] arg(_1698166, v('(', ')', end_of_file), s)
   Fail: (223) [system] arg(_1699098, v('(', ')', end_of_file), s)
^  Fail: (222) [user] is_delimiter(s)
   Call: (222) [system] ')'==s
   Fail: (222) [system] ')'==s
   Call: (222) [system] get_char((0x55798e5fad60), s)
   Exit: (222) [system] get_char((0x55798e5fad60), s)
   Call: (222) [system] s=(\)
   Fail: (222) [system] s=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1706448)
   Call: (223) [system] peek_char((0x55798e5fad60), _1707382)
   Exit: (223) [system] peek_char((0x55798e5fad60), j)
^  Call: (223) [user] is_delimiter(j)
   Call: (224) [system] char_type(j, space)
   Fail: (224) [system] char_type(j, space)
   Call: (224) [system] arg(_1712102, v('(', ')', end_of_file), j)
   Fail: (224) [system] arg(_1713034, v('(', ')', end_of_file), j)
^  Fail: (223) [user] is_delimiter(j)
   Call: (223) [system] ')'==j
   Fail: (223) [system] ')'==j
   Call: (223) [system] get_char((0x55798e5fad60), j)
   Exit: (223) [system] get_char((0x55798e5fad60), j)
   Call: (223) [system] j=(\)
   Fail: (223) [system] j=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1720384)
   Call: (224) [system] peek_char((0x55798e5fad60), _1721318)
   Exit: (224) [system] peek_char((0x55798e5fad60), u)
^  Call: (224) [user] is_delimiter(u)
   Call: (225) [system] char_type(u, space)
   Fail: (225) [system] char_type(u, space)
   Call: (225) [system] arg(_1726038, v('(', ')', end_of_file), u)
   Fail: (225) [system] arg(_1726970, v('(', ')', end_of_file), u)
^  Fail: (224) [user] is_delimiter(u)
   Call: (224) [system] ')'==u
   Fail: (224) [system] ')'==u
   Call: (224) [system] get_char((0x55798e5fad60), u)
   Exit: (224) [system] get_char((0x55798e5fad60), u)
   Call: (224) [system] u=(\)
   Fail: (224) [system] u=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1734320)
   Call: (225) [system] peek_char((0x55798e5fad60), _1735254)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_1739974, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_1740906, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1748256)
   Call: (226) [system] peek_char((0x55798e5fad60), _1749190)
   Exit: (226) [system] peek_char((0x55798e5fad60), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_1753910, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_1754842, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55798e5fad60), c)
   Exit: (226) [system] get_char((0x55798e5fad60), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1762192)
   Call: (227) [system] peek_char((0x55798e5fad60), _1763126)
   Exit: (227) [system] peek_char((0x55798e5fad60), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_1767846, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_1768778, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55798e5fad60), t)
   Exit: (227) [system] get_char((0x55798e5fad60), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1776128)
   Call: (228) [system] peek_char((0x55798e5fad60), _1777062)
   Exit: (228) [system] peek_char((0x55798e5fad60), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_1781782, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_1782714, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55798e5fad60), i)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1790064)
   Call: (229) [system] peek_char((0x55798e5fad60), _1790998)
   Exit: (229) [system] peek_char((0x55798e5fad60), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_1795718, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_1796650, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55798e5fad60), o)
   Exit: (229) [system] get_char((0x55798e5fad60), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1804000)
   Call: (230) [system] peek_char((0x55798e5fad60), _1804934)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_1809654, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_1810586, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1817936)
   Call: (231) [system] peek_char((0x55798e5fad60), _1818870)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (231) [user] is_delimiter('I')
   Call: (232) [system] char_type('I', space)
   Fail: (232) [system] char_type('I', space)
   Call: (232) [system] arg(_1823590, v('(', ')', end_of_file), 'I')
   Fail: (232) [system] arg(_1824522, v('(', ')', end_of_file), 'I')
^  Fail: (231) [user] is_delimiter('I')
   Call: (231) [system] ')'=='I'
   Fail: (231) [system] ')'=='I'
   Call: (231) [system] get_char((0x55798e5fad60), 'I')
   Exit: (231) [system] get_char((0x55798e5fad60), 'I')
   Call: (231) [system] 'I'=(\)
   Fail: (231) [system] 'I'=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1831872)
   Call: (232) [system] peek_char((0x55798e5fad60), _1832806)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_1837526, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_1838458, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1845808)
   Call: (233) [system] peek_char((0x55798e5fad60), _1846742)
   Exit: (233) [system] peek_char((0x55798e5fad60), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_1851462, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_1852394, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55798e5fad60), t)
   Exit: (233) [system] get_char((0x55798e5fad60), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1859744)
   Call: (234) [system] peek_char((0x55798e5fad60), _1860678)
   Exit: (234) [system] peek_char((0x55798e5fad60), r)
^  Call: (234) [user] is_delimiter(r)
   Call: (235) [system] char_type(r, space)
   Fail: (235) [system] char_type(r, space)
   Call: (235) [system] arg(_1865398, v('(', ')', end_of_file), r)
   Fail: (235) [system] arg(_1866330, v('(', ')', end_of_file), r)
^  Fail: (234) [user] is_delimiter(r)
   Call: (234) [system] ')'==r
   Fail: (234) [system] ')'==r
   Call: (234) [system] get_char((0x55798e5fad60), r)
   Exit: (234) [system] get_char((0x55798e5fad60), r)
   Call: (234) [system] r=(\)
   Fail: (234) [system] r=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1873680)
   Call: (235) [system] peek_char((0x55798e5fad60), _1874614)
   Exit: (235) [system] peek_char((0x55798e5fad60), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_1879334, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_1880266, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55798e5fad60), o)
   Exit: (235) [system] get_char((0x55798e5fad60), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1887616)
   Call: (236) [system] peek_char((0x55798e5fad60), _1888550)
   Exit: (236) [system] peek_char((0x55798e5fad60), d)
^  Call: (236) [user] is_delimiter(d)
   Call: (237) [system] char_type(d, space)
   Fail: (237) [system] char_type(d, space)
   Call: (237) [system] arg(_1893270, v('(', ')', end_of_file), d)
   Fail: (237) [system] arg(_1894202, v('(', ')', end_of_file), d)
^  Fail: (236) [user] is_delimiter(d)
   Call: (236) [system] ')'==d
   Fail: (236) [system] ')'==d
   Call: (236) [system] get_char((0x55798e5fad60), d)
   Exit: (236) [system] get_char((0x55798e5fad60), d)
   Call: (236) [system] d=(\)
   Fail: (236) [system] d=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1901552)
   Call: (237) [system] peek_char((0x55798e5fad60), _1902486)
   Exit: (237) [system] peek_char((0x55798e5fad60), u)
^  Call: (237) [user] is_delimiter(u)
   Call: (238) [system] char_type(u, space)
   Fail: (238) [system] char_type(u, space)
   Call: (238) [system] arg(_1907206, v('(', ')', end_of_file), u)
   Fail: (238) [system] arg(_1908138, v('(', ')', end_of_file), u)
^  Fail: (237) [user] is_delimiter(u)
   Call: (237) [system] ')'==u
   Fail: (237) [system] ')'==u
   Call: (237) [system] get_char((0x55798e5fad60), u)
   Exit: (237) [system] get_char((0x55798e5fad60), u)
   Call: (237) [system] u=(\)
   Fail: (237) [system] u=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1915488)
   Call: (238) [system] peek_char((0x55798e5fad60), _1916422)
   Exit: (238) [system] peek_char((0x55798e5fad60), c)
^  Call: (238) [user] is_delimiter(c)
   Call: (239) [system] char_type(c, space)
   Fail: (239) [system] char_type(c, space)
   Call: (239) [system] arg(_1921142, v('(', ')', end_of_file), c)
   Fail: (239) [system] arg(_1922074, v('(', ')', end_of_file), c)
^  Fail: (238) [user] is_delimiter(c)
   Call: (238) [system] ')'==c
   Fail: (238) [system] ')'==c
   Call: (238) [system] get_char((0x55798e5fad60), c)
   Exit: (238) [system] get_char((0x55798e5fad60), c)
   Call: (238) [system] c=(\)
   Fail: (238) [system] c=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1929424)
   Call: (239) [system] peek_char((0x55798e5fad60), _1930358)
   Exit: (239) [system] peek_char((0x55798e5fad60), t)
^  Call: (239) [user] is_delimiter(t)
   Call: (240) [system] char_type(t, space)
   Fail: (240) [system] char_type(t, space)
   Call: (240) [system] arg(_1935078, v('(', ')', end_of_file), t)
   Fail: (240) [system] arg(_1936010, v('(', ')', end_of_file), t)
^  Fail: (239) [user] is_delimiter(t)
   Call: (239) [system] ')'==t
   Fail: (239) [system] ')'==t
   Call: (239) [system] get_char((0x55798e5fad60), t)
   Exit: (239) [system] get_char((0x55798e5fad60), t)
   Call: (239) [system] t=(\)
   Fail: (239) [system] t=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1943360)
   Call: (240) [system] peek_char((0x55798e5fad60), _1944294)
   Exit: (240) [system] peek_char((0x55798e5fad60), i)
^  Call: (240) [user] is_delimiter(i)
   Call: (241) [system] char_type(i, space)
   Fail: (241) [system] char_type(i, space)
   Call: (241) [system] arg(_1949014, v('(', ')', end_of_file), i)
   Fail: (241) [system] arg(_1949946, v('(', ')', end_of_file), i)
^  Fail: (240) [user] is_delimiter(i)
   Call: (240) [system] ')'==i
   Fail: (240) [system] ')'==i
   Call: (240) [system] get_char((0x55798e5fad60), i)
   Exit: (240) [system] get_char((0x55798e5fad60), i)
   Call: (240) [system] i=(\)
   Fail: (240) [system] i=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1957296)
   Call: (241) [system] peek_char((0x55798e5fad60), _1958230)
   Exit: (241) [system] peek_char((0x55798e5fad60), o)
^  Call: (241) [user] is_delimiter(o)
   Call: (242) [system] char_type(o, space)
   Fail: (242) [system] char_type(o, space)
   Call: (242) [system] arg(_1962950, v('(', ')', end_of_file), o)
   Fail: (242) [system] arg(_1963882, v('(', ')', end_of_file), o)
^  Fail: (241) [user] is_delimiter(o)
   Call: (241) [system] ')'==o
   Fail: (241) [system] ')'==o
   Call: (241) [system] get_char((0x55798e5fad60), o)
   Exit: (241) [system] get_char((0x55798e5fad60), o)
   Call: (241) [system] o=(\)
   Fail: (241) [system] o=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1971232)
   Call: (242) [system] peek_char((0x55798e5fad60), _1972166)
   Exit: (242) [system] peek_char((0x55798e5fad60), n)
^  Call: (242) [user] is_delimiter(n)
   Call: (243) [system] char_type(n, space)
   Fail: (243) [system] char_type(n, space)
   Call: (243) [system] arg(_1976886, v('(', ')', end_of_file), n)
   Fail: (243) [system] arg(_1977818, v('(', ')', end_of_file), n)
^  Fail: (242) [user] is_delimiter(n)
   Call: (242) [system] ')'==n
   Fail: (242) [system] ')'==n
   Call: (242) [system] get_char((0x55798e5fad60), n)
   Exit: (242) [system] get_char((0x55798e5fad60), n)
   Call: (242) [system] n=(\)
   Fail: (242) [system] n=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1985168)
   Call: (243) [system] peek_char((0x55798e5fad60), _1986102)
   Exit: (243) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (243) [user] is_delimiter(' ')
   Call: (244) [system] char_type(' ', space)
   Exit: (244) [system] char_type(' ', space)
^  Exit: (243) [user] is_delimiter(' ')
   Call: (243) [system] _1985168=[]
   Exit: (243) [system] []=[]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (242) [system] _1971232=[n]
   Exit: (242) [system] [n]=[n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (241) [system] _1957296=[o, n]
   Exit: (241) [system] [o, n]=[o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (240) [system] _1943360=[i, o, n]
   Exit: (240) [system] [i, o, n]=[i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (239) [system] _1929424=[t, i, o, n]
   Exit: (239) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (238) [system] _1915488=[c, t, i, o, n]
   Exit: (238) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (237) [system] _1901552=[u, c, t, i, o, n]
   Exit: (237) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (236) [system] _1887616=[d, u, c, t, i, o, n]
   Exit: (236) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (235) [system] _1873680=[o, d, u, c, t, i, o, n]
   Exit: (235) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (234) [system] _1859744=[r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1845808=[t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1831872=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1817936=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1804000=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1790064=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1776128=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1762192=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1748256=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1734320=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1720384=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1706448=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1692512=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1678576=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (220) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1644922)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_2056880, _2056882), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1644922), _2056856, fail)), '$restore_trace'(_2056880, _2056882))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_2056880, _2056882))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1644922), _2056856, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_1644922)
   Fail: (221) [system] atomic(_1644922)
   Call: (221) [system] atom_chars(_1644922, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (221) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (220) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _2066256)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _2068114)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _2075852)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _2078556)
   Exit: (221) [system] peek_char((0x55798e5fad60), a)
   Call: (221) [system] a=(;)
   Fail: (221) [system] a=(;)
^  Call: (221) [user] is_like_space(a)
   Call: (222) [system] char_type(a, 'white')
   Fail: (222) [system] char_type(a, 'white')
   Call: (222) [system] char_type(a, end_of_line)
   Fail: (222) [system] char_type(a, end_of_line)
   Call: (222) [system] char_type(a, space)
   Fail: (222) [system] char_type(a, space)
   Call: (222) [system] char_type(a, cntrl)
   Fail: (222) [system] char_type(a, cntrl)
^  Fail: (221) [user] is_like_space(a)
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _2093634)
   Exit: (219) [system] peek_char((0x55798e5fad60), a)
   Call: (219) [system] a=')'
   Fail: (219) [system] a=')'
   Call: (219) [system] a=end_of_file
   Fail: (219) [system] a=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _7978)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _9836)
   Exit: (221) [system] peek_char((0x55798e5fad60), a)
   Call: (221) [system] a=(;)
   Fail: (221) [system] a=(;)
^  Call: (221) [user] is_like_space(a)
   Call: (222) [system] char_type(a, 'white')
   Fail: (222) [system] char_type(a, 'white')
   Call: (222) [system] char_type(a, end_of_line)
   Fail: (222) [system] char_type(a, end_of_line)
   Call: (222) [system] char_type(a, space)
   Fail: (222) [system] char_type(a, space)
   Call: (222) [system] char_type(a, cntrl)
   Fail: (222) [system] char_type(a, cntrl)
^  Fail: (221) [user] is_like_space(a)
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _23990)
   Exit: (220) [system] get_char((0x55798e5fad60), a)
   Call: (220) [system] a='('
   Fail: (220) [system] a='('
   Call: (220) [system] a='['
   Fail: (220) [system] a='['
   Call: (220) [system] a='{'
   Fail: (220) [system] a='{'
   Call: (220) [system] a='"'
   Fail: (220) [system] a='"'
   Call: (220) [system] a=!
   Fail: (220) [system] a=!
   Call: (220) [system] a='\''
   Fail: (220) [system] a='\''
   Call: (220) [system] a='`'
   Fail: (220) [system] a='`'
   Call: (220) [system] a=end_of_file
   Fail: (220) [system] a=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), a, _7978)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _41632)
   Call: (222) [system] peek_char((0x55798e5fad60), _42566)
   Exit: (222) [system] peek_char((0x55798e5fad60), b)
^  Call: (222) [user] is_delimiter(b)
   Call: (223) [system] char_type(b, space)
   Fail: (223) [system] char_type(b, space)
   Call: (223) [system] arg(_47286, v('(', ')', end_of_file), b)
   Fail: (223) [system] arg(_48218, v('(', ')', end_of_file), b)
^  Fail: (222) [user] is_delimiter(b)
   Call: (222) [system] ')'==b
   Fail: (222) [system] ')'==b
   Call: (222) [system] get_char((0x55798e5fad60), b)
   Exit: (222) [system] get_char((0x55798e5fad60), b)
   Call: (222) [system] b=(\)
   Fail: (222) [system] b=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _55568)
   Call: (223) [system] peek_char((0x55798e5fad60), _56502)
   Exit: (223) [system] peek_char((0x55798e5fad60), c)
^  Call: (223) [user] is_delimiter(c)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] arg(_61222, v('(', ')', end_of_file), c)
   Fail: (224) [system] arg(_62154, v('(', ')', end_of_file), c)
^  Fail: (223) [user] is_delimiter(c)
   Call: (223) [system] ')'==c
   Fail: (223) [system] ')'==c
   Call: (223) [system] get_char((0x55798e5fad60), c)
   Exit: (223) [system] get_char((0x55798e5fad60), c)
   Call: (223) [system] c=(\)
   Fail: (223) [system] c=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _69504)
   Call: (224) [system] peek_char((0x55798e5fad60), _70438)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _69504=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (223) [system] _55568=[c]
   Exit: (223) [system] [c]=[c]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (222) [system] _41632=[b, c]
   Exit: (222) [system] [b, c]=[b, c]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (221) [user] classify_and_convert_charseq(a, [b, c], _7978)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_85336, _85338), once(user:catch(read_from_chars([a, b, c], _7978), _85312, fail)), '$restore_trace'(_85336, _85338))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_85336, _85338))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _85312, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(abc)
   Exit: (222) [system] atomic(abc)
^  Exit: (221) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _92836)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _94694)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _102432)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _105136)
   Exit: (222) [system] peek_char((0x55798e5fad60), a)
   Call: (222) [system] a=(;)
   Fail: (222) [system] a=(;)
^  Call: (222) [user] is_like_space(a)
   Call: (223) [system] char_type(a, 'white')
   Fail: (223) [system] char_type(a, 'white')
   Call: (223) [system] char_type(a, end_of_line)
   Fail: (223) [system] char_type(a, end_of_line)
   Call: (223) [system] char_type(a, space)
   Fail: (223) [system] char_type(a, space)
   Call: (223) [system] char_type(a, cntrl)
   Fail: (223) [system] char_type(a, cntrl)
^  Fail: (222) [user] is_like_space(a)
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _120214)
   Exit: (220) [system] peek_char((0x55798e5fad60), a)
   Call: (220) [system] a=')'
   Fail: (220) [system] a=')'
   Call: (220) [system] a=end_of_file
   Fail: (220) [system] a=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _125784)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _127642)
   Exit: (222) [system] peek_char((0x55798e5fad60), a)
   Call: (222) [system] a=(;)
   Fail: (222) [system] a=(;)
^  Call: (222) [user] is_like_space(a)
   Call: (223) [system] char_type(a, 'white')
   Fail: (223) [system] char_type(a, 'white')
   Call: (223) [system] char_type(a, end_of_line)
   Fail: (223) [system] char_type(a, end_of_line)
   Call: (223) [system] char_type(a, space)
   Fail: (223) [system] char_type(a, space)
   Call: (223) [system] char_type(a, cntrl)
   Fail: (223) [system] char_type(a, cntrl)
^  Fail: (222) [user] is_like_space(a)
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _141796)
   Exit: (221) [system] get_char((0x55798e5fad60), a)
   Call: (221) [system] a='('
   Fail: (221) [system] a='('
   Call: (221) [system] a='['
   Fail: (221) [system] a='['
   Call: (221) [system] a='{'
   Fail: (221) [system] a='{'
   Call: (221) [system] a='"'
   Fail: (221) [system] a='"'
   Call: (221) [system] a=!
   Fail: (221) [system] a=!
   Call: (221) [system] a='\''
   Fail: (221) [system] a='\''
   Call: (221) [system] a='`'
   Fail: (221) [system] a='`'
   Call: (221) [system] a=end_of_file
   Fail: (221) [system] a=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), a, _125784)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _159438)
   Call: (223) [system] peek_char((0x55798e5fad60), _160372)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
^  Call: (223) [user] is_delimiter(')')
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] arg(_165092, v('(', ')', end_of_file), ')')
   Exit: (224) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (223) [user] is_delimiter(')')
   Call: (223) [system] _159438=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (222) [user] classify_and_convert_charseq(a, [], _125784)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_171554, _171556), once(user:catch(read_from_chars([a], _125784), _171530, fail)), '$restore_trace'(_171554, _171556))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_171554, _171556))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _171530, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(a)
   Exit: (223) [system] atomic(a)
^  Exit: (222) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _179054)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _180912)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _195066)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55798e5fad60), _198856)
   Exit: (221) [system] get_char((0x55798e5fad60), ')')
   Call: (221) [system] _179054=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [])
   Call: (220) [system] _92836=[a]
   Exit: (220) [system] [a]=[a]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (219) [system] _5538=[abc, a]
   Exit: (219) [system] [abc, a]=[abc, a]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [abc, a])
   Call: (218) [system] _5530=['DisjunctionIntroduction', abc, a]
   Exit: (218) [system] ['DisjunctionIntroduction', abc, a]=['DisjunctionIntroduction', abc, a]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, a])
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, a])
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _212738)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _214596)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _222334)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _225038)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _240116)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _245686)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _247544)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _261698)
   Exit: (218) [system] get_char((0x55798e5fad60), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _245686)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _267268)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'O')
   Call: (220) [system] 'O'=(;)
   Fail: (220) [system] 'O'=(;)
^  Call: (220) [user] is_like_space('O')
   Call: (221) [system] char_type('O', 'white')
   Fail: (221) [system] char_type('O', 'white')
   Call: (221) [system] char_type('O', end_of_line)
   Fail: (221) [system] char_type('O', end_of_line)
   Call: (221) [system] char_type('O', space)
   Fail: (221) [system] char_type('O', space)
   Call: (221) [system] char_type('O', cntrl)
   Fail: (221) [system] char_type('O', cntrl)
^  Fail: (220) [user] is_like_space('O')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _281422)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'O')
   Call: (219) [system] 'O'=')'
   Fail: (219) [system] 'O'=')'
   Call: (219) [system] 'O'=end_of_file
   Fail: (219) [system] 'O'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _286992)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _288850)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'O')
   Call: (221) [system] 'O'=(;)
   Fail: (221) [system] 'O'=(;)
^  Call: (221) [user] is_like_space('O')
   Call: (222) [system] char_type('O', 'white')
   Fail: (222) [system] char_type('O', 'white')
   Call: (222) [system] char_type('O', end_of_line)
   Fail: (222) [system] char_type('O', end_of_line)
   Call: (222) [system] char_type('O', space)
   Fail: (222) [system] char_type('O', space)
   Call: (222) [system] char_type('O', cntrl)
   Fail: (222) [system] char_type('O', cntrl)
^  Fail: (221) [user] is_like_space('O')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _303004)
   Exit: (220) [system] get_char((0x55798e5fad60), 'O')
   Call: (220) [system] 'O'='('
   Fail: (220) [system] 'O'='('
   Call: (220) [system] 'O'='['
   Fail: (220) [system] 'O'='['
   Call: (220) [system] 'O'='{'
   Fail: (220) [system] 'O'='{'
   Call: (220) [system] 'O'='"'
   Fail: (220) [system] 'O'='"'
   Call: (220) [system] 'O'=!
   Fail: (220) [system] 'O'=!
   Call: (220) [system] 'O'='\''
   Fail: (220) [system] 'O'='\''
   Call: (220) [system] 'O'='`'
   Fail: (220) [system] 'O'='`'
   Call: (220) [system] 'O'=end_of_file
   Fail: (220) [system] 'O'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'O', _286992)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _320646)
   Call: (222) [system] peek_char((0x55798e5fad60), _321580)
   Exit: (222) [system] peek_char((0x55798e5fad60), r)
^  Call: (222) [user] is_delimiter(r)
   Call: (223) [system] char_type(r, space)
   Fail: (223) [system] char_type(r, space)
   Call: (223) [system] arg(_326300, v('(', ')', end_of_file), r)
   Fail: (223) [system] arg(_327232, v('(', ')', end_of_file), r)
^  Fail: (222) [user] is_delimiter(r)
   Call: (222) [system] ')'==r
   Fail: (222) [system] ')'==r
   Call: (222) [system] get_char((0x55798e5fad60), r)
   Exit: (222) [system] get_char((0x55798e5fad60), r)
   Call: (222) [system] r=(\)
   Fail: (222) [system] r=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _334582)
   Call: (223) [system] peek_char((0x55798e5fad60), _335516)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (223) [user] is_delimiter('L')
   Call: (224) [system] char_type('L', space)
   Fail: (224) [system] char_type('L', space)
   Call: (224) [system] arg(_340236, v('(', ')', end_of_file), 'L')
   Fail: (224) [system] arg(_341168, v('(', ')', end_of_file), 'L')
^  Fail: (223) [user] is_delimiter('L')
   Call: (223) [system] ')'=='L'
   Fail: (223) [system] ')'=='L'
   Call: (223) [system] get_char((0x55798e5fad60), 'L')
   Exit: (223) [system] get_char((0x55798e5fad60), 'L')
   Call: (223) [system] 'L'=(\)
   Fail: (223) [system] 'L'=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _348518)
   Call: (224) [system] peek_char((0x55798e5fad60), _349452)
   Exit: (224) [system] peek_char((0x55798e5fad60), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_354172, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_355104, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55798e5fad60), i)
   Exit: (224) [system] get_char((0x55798e5fad60), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _362454)
   Call: (225) [system] peek_char((0x55798e5fad60), _363388)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_368108, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_369040, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _376390)
   Call: (226) [system] peek_char((0x55798e5fad60), _377324)
   Exit: (226) [system] peek_char((0x55798e5fad60), k)
^  Call: (226) [user] is_delimiter(k)
   Call: (227) [system] char_type(k, space)
   Fail: (227) [system] char_type(k, space)
   Call: (227) [system] arg(_382044, v('(', ')', end_of_file), k)
   Fail: (227) [system] arg(_382976, v('(', ')', end_of_file), k)
^  Fail: (226) [user] is_delimiter(k)
   Call: (226) [system] ')'==k
   Fail: (226) [system] ')'==k
   Call: (226) [system] get_char((0x55798e5fad60), k)
   Exit: (226) [system] get_char((0x55798e5fad60), k)
   Call: (226) [system] k=(\)
   Fail: (226) [system] k=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _390326)
   Call: (227) [system] peek_char((0x55798e5fad60), _391260)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _390326=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (226) [system] _376390=[k]
   Exit: (226) [system] [k]=[k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (225) [system] _362454=[n, k]
   Exit: (225) [system] [n, k]=[n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (224) [system] _348518=[i, n, k]
   Exit: (224) [system] [i, n, k]=[i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (223) [system] _334582=['L', i, n, k]
   Exit: (223) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (222) [system] _320646=[r, 'L', i, n, k]
   Exit: (222) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (221) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _286992)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_414540, _414542), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _286992), _414516, fail)), '$restore_trace'(_414540, _414542))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_414540, _414542))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _286992), _414516, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_286992)
   Fail: (222) [system] atomic(_286992)
   Call: (222) [system] atom_chars(_286992, ['O', r, 'L', i, n, k])
   Exit: (222) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (221) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _423916)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _425774)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _433512)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _436216)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _451294)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _456864)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _458722)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _472876)
   Exit: (221) [system] get_char((0x55798e5fad60), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _456864)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _478446)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'I')
   Call: (223) [system] 'I'=(;)
   Fail: (223) [system] 'I'=(;)
^  Call: (223) [user] is_like_space('I')
   Call: (224) [system] char_type('I', 'white')
   Fail: (224) [system] char_type('I', 'white')
   Call: (224) [system] char_type('I', end_of_line)
   Fail: (224) [system] char_type('I', end_of_line)
   Call: (224) [system] char_type('I', space)
   Fail: (224) [system] char_type('I', space)
   Call: (224) [system] char_type('I', cntrl)
   Fail: (224) [system] char_type('I', cntrl)
^  Fail: (223) [user] is_like_space('I')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _492600)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'I')
   Call: (222) [system] 'I'=')'
   Fail: (222) [system] 'I'=')'
   Call: (222) [system] 'I'=end_of_file
   Fail: (222) [system] 'I'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _498170)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _500028)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'I')
   Call: (224) [system] 'I'=(;)
   Fail: (224) [system] 'I'=(;)
^  Call: (224) [user] is_like_space('I')
   Call: (225) [system] char_type('I', 'white')
   Fail: (225) [system] char_type('I', 'white')
   Call: (225) [system] char_type('I', end_of_line)
   Fail: (225) [system] char_type('I', end_of_line)
   Call: (225) [system] char_type('I', space)
   Fail: (225) [system] char_type('I', space)
   Call: (225) [system] char_type('I', cntrl)
   Fail: (225) [system] char_type('I', cntrl)
^  Fail: (224) [user] is_like_space('I')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _514182)
   Exit: (223) [system] get_char((0x55798e5fad60), 'I')
   Call: (223) [system] 'I'='('
   Fail: (223) [system] 'I'='('
   Call: (223) [system] 'I'='['
   Fail: (223) [system] 'I'='['
   Call: (223) [system] 'I'='{'
   Fail: (223) [system] 'I'='{'
   Call: (223) [system] 'I'='"'
   Fail: (223) [system] 'I'='"'
   Call: (223) [system] 'I'=!
   Fail: (223) [system] 'I'=!
   Call: (223) [system] 'I'='\''
   Fail: (223) [system] 'I'='\''
   Call: (223) [system] 'I'='`'
   Fail: (223) [system] 'I'='`'
   Call: (223) [system] 'I'=end_of_file
   Fail: (223) [system] 'I'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'I', _498170)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _531824)
   Call: (225) [system] peek_char((0x55798e5fad60), _532758)
   Exit: (225) [system] peek_char((0x55798e5fad60), m)
^  Call: (225) [user] is_delimiter(m)
   Call: (226) [system] char_type(m, space)
   Fail: (226) [system] char_type(m, space)
   Call: (226) [system] arg(_537478, v('(', ')', end_of_file), m)
   Fail: (226) [system] arg(_538410, v('(', ')', end_of_file), m)
^  Fail: (225) [user] is_delimiter(m)
   Call: (225) [system] ')'==m
   Fail: (225) [system] ')'==m
   Call: (225) [system] get_char((0x55798e5fad60), m)
   Exit: (225) [system] get_char((0x55798e5fad60), m)
   Call: (225) [system] m=(\)
   Fail: (225) [system] m=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _545760)
   Call: (226) [system] peek_char((0x55798e5fad60), _546694)
   Exit: (226) [system] peek_char((0x55798e5fad60), p)
^  Call: (226) [user] is_delimiter(p)
   Call: (227) [system] char_type(p, space)
   Fail: (227) [system] char_type(p, space)
   Call: (227) [system] arg(_551414, v('(', ')', end_of_file), p)
   Fail: (227) [system] arg(_552346, v('(', ')', end_of_file), p)
^  Fail: (226) [user] is_delimiter(p)
   Call: (226) [system] ')'==p
   Fail: (226) [system] ')'==p
   Call: (226) [system] get_char((0x55798e5fad60), p)
   Exit: (226) [system] get_char((0x55798e5fad60), p)
   Call: (226) [system] p=(\)
   Fail: (226) [system] p=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _559696)
   Call: (227) [system] peek_char((0x55798e5fad60), _560630)
   Exit: (227) [system] peek_char((0x55798e5fad60), l)
^  Call: (227) [user] is_delimiter(l)
   Call: (228) [system] char_type(l, space)
   Fail: (228) [system] char_type(l, space)
   Call: (228) [system] arg(_565350, v('(', ')', end_of_file), l)
   Fail: (228) [system] arg(_566282, v('(', ')', end_of_file), l)
^  Fail: (227) [user] is_delimiter(l)
   Call: (227) [system] ')'==l
   Fail: (227) [system] ')'==l
   Call: (227) [system] get_char((0x55798e5fad60), l)
   Exit: (227) [system] get_char((0x55798e5fad60), l)
   Call: (227) [system] l=(\)
   Fail: (227) [system] l=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _573632)
   Call: (228) [system] peek_char((0x55798e5fad60), _574566)
   Exit: (228) [system] peek_char((0x55798e5fad60), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_579286, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_580218, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55798e5fad60), i)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _587568)
   Call: (229) [system] peek_char((0x55798e5fad60), _588502)
   Exit: (229) [system] peek_char((0x55798e5fad60), c)
^  Call: (229) [user] is_delimiter(c)
   Call: (230) [system] char_type(c, space)
   Fail: (230) [system] char_type(c, space)
   Call: (230) [system] arg(_593222, v('(', ')', end_of_file), c)
   Fail: (230) [system] arg(_594154, v('(', ')', end_of_file), c)
^  Fail: (229) [user] is_delimiter(c)
   Call: (229) [system] ')'==c
   Fail: (229) [system] ')'==c
   Call: (229) [system] get_char((0x55798e5fad60), c)
   Exit: (229) [system] get_char((0x55798e5fad60), c)
   Call: (229) [system] c=(\)
   Fail: (229) [system] c=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _601504)
   Call: (230) [system] peek_char((0x55798e5fad60), _602438)
   Exit: (230) [system] peek_char((0x55798e5fad60), a)
^  Call: (230) [user] is_delimiter(a)
   Call: (231) [system] char_type(a, space)
   Fail: (231) [system] char_type(a, space)
   Call: (231) [system] arg(_607158, v('(', ')', end_of_file), a)
   Fail: (231) [system] arg(_608090, v('(', ')', end_of_file), a)
^  Fail: (230) [user] is_delimiter(a)
   Call: (230) [system] ')'==a
   Fail: (230) [system] ')'==a
   Call: (230) [system] get_char((0x55798e5fad60), a)
   Exit: (230) [system] get_char((0x55798e5fad60), a)
   Call: (230) [system] a=(\)
   Fail: (230) [system] a=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _615440)
   Call: (231) [system] peek_char((0x55798e5fad60), _616374)
   Exit: (231) [system] peek_char((0x55798e5fad60), t)
^  Call: (231) [user] is_delimiter(t)
   Call: (232) [system] char_type(t, space)
   Fail: (232) [system] char_type(t, space)
   Call: (232) [system] arg(_621094, v('(', ')', end_of_file), t)
   Fail: (232) [system] arg(_622026, v('(', ')', end_of_file), t)
^  Fail: (231) [user] is_delimiter(t)
   Call: (231) [system] ')'==t
   Fail: (231) [system] ')'==t
   Call: (231) [system] get_char((0x55798e5fad60), t)
   Exit: (231) [system] get_char((0x55798e5fad60), t)
   Call: (231) [system] t=(\)
   Fail: (231) [system] t=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _629376)
   Call: (232) [system] peek_char((0x55798e5fad60), _630310)
   Exit: (232) [system] peek_char((0x55798e5fad60), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_635030, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_635962, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55798e5fad60), i)
   Exit: (232) [system] get_char((0x55798e5fad60), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _643312)
   Call: (233) [system] peek_char((0x55798e5fad60), _644246)
   Exit: (233) [system] peek_char((0x55798e5fad60), o)
^  Call: (233) [user] is_delimiter(o)
   Call: (234) [system] char_type(o, space)
   Fail: (234) [system] char_type(o, space)
   Call: (234) [system] arg(_648966, v('(', ')', end_of_file), o)
   Fail: (234) [system] arg(_649898, v('(', ')', end_of_file), o)
^  Fail: (233) [user] is_delimiter(o)
   Call: (233) [system] ')'==o
   Fail: (233) [system] ')'==o
   Call: (233) [system] get_char((0x55798e5fad60), o)
   Exit: (233) [system] get_char((0x55798e5fad60), o)
   Call: (233) [system] o=(\)
   Fail: (233) [system] o=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _657248)
   Call: (234) [system] peek_char((0x55798e5fad60), _658182)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_662902, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_663834, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _671184)
   Call: (235) [system] peek_char((0x55798e5fad60), _672118)
   Exit: (235) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _671184=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (234) [system] _657248=[n]
   Exit: (234) [system] [n]=[n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (233) [system] _643312=[o, n]
   Exit: (233) [system] [o, n]=[o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (232) [system] _629376=[i, o, n]
   Exit: (232) [system] [i, o, n]=[i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (231) [system] _615440=[t, i, o, n]
   Exit: (231) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (230) [system] _601504=[a, t, i, o, n]
   Exit: (230) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (229) [system] _587568=[c, a, t, i, o, n]
   Exit: (229) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (228) [system] _573632=[i, c, a, t, i, o, n]
   Exit: (228) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (227) [system] _559696=[l, i, c, a, t, i, o, n]
   Exit: (227) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (226) [system] _545760=[p, l, i, c, a, t, i, o, n]
   Exit: (226) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (225) [system] _531824=[m, p, l, i, c, a, t, i, o, n]
   Exit: (225) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (224) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _498170)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_709368, _709370), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _498170), _709344, fail)), '$restore_trace'(_709368, _709370))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_709368, _709370))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _498170), _709344, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_498170)
   Fail: (225) [system] atomic(_498170)
   Call: (225) [system] atom_chars(_498170, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (225) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (224) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _718744)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _720602)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _728340)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _731044)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _746122)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=')'
   Fail: (223) [system] '('=')'
   Call: (223) [system] '('=end_of_file
   Fail: (223) [system] '('=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _751692)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _753550)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _767704)
   Exit: (224) [system] get_char((0x55798e5fad60), '(')
   Call: (224) [system] '('='('
   Exit: (224) [system] '('='('
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _751692)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _773274)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _787428)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=')'
   Fail: (225) [system] 'A'=')'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _792998)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _794856)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'=(;)
   Fail: (227) [system] 'A'=(;)
^  Call: (227) [user] is_like_space('A')
   Call: (228) [system] char_type('A', 'white')
   Fail: (228) [system] char_type('A', 'white')
   Call: (228) [system] char_type('A', end_of_line)
   Fail: (228) [system] char_type('A', end_of_line)
   Call: (228) [system] char_type('A', space)
   Fail: (228) [system] char_type('A', space)
   Call: (228) [system] char_type('A', cntrl)
   Fail: (228) [system] char_type('A', cntrl)
^  Fail: (227) [user] is_like_space('A')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _809010)
   Exit: (226) [system] get_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'='('
   Fail: (226) [system] 'A'='('
   Call: (226) [system] 'A'='['
   Fail: (226) [system] 'A'='['
   Call: (226) [system] 'A'='{'
   Fail: (226) [system] 'A'='{'
   Call: (226) [system] 'A'='"'
   Fail: (226) [system] 'A'='"'
   Call: (226) [system] 'A'=!
   Fail: (226) [system] 'A'=!
   Call: (226) [system] 'A'='\''
   Fail: (226) [system] 'A'='\''
   Call: (226) [system] 'A'='`'
   Fail: (226) [system] 'A'='`'
   Call: (226) [system] 'A'=end_of_file
   Fail: (226) [system] 'A'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'A', _792998)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _826652)
   Call: (228) [system] peek_char((0x55798e5fad60), _827586)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_832306, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_833238, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _840588)
   Call: (229) [system] peek_char((0x55798e5fad60), _841522)
   Exit: (229) [system] peek_char((0x55798e5fad60), d)
^  Call: (229) [user] is_delimiter(d)
   Call: (230) [system] char_type(d, space)
   Fail: (230) [system] char_type(d, space)
   Call: (230) [system] arg(_846242, v('(', ')', end_of_file), d)
   Fail: (230) [system] arg(_847174, v('(', ')', end_of_file), d)
^  Fail: (229) [user] is_delimiter(d)
   Call: (229) [system] ')'==d
   Fail: (229) [system] ')'==d
   Call: (229) [system] get_char((0x55798e5fad60), d)
   Exit: (229) [system] get_char((0x55798e5fad60), d)
   Call: (229) [system] d=(\)
   Fail: (229) [system] d=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _854524)
   Call: (230) [system] peek_char((0x55798e5fad60), _855458)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (230) [user] is_delimiter('L')
   Call: (231) [system] char_type('L', space)
   Fail: (231) [system] char_type('L', space)
   Call: (231) [system] arg(_860178, v('(', ')', end_of_file), 'L')
   Fail: (231) [system] arg(_861110, v('(', ')', end_of_file), 'L')
^  Fail: (230) [user] is_delimiter('L')
   Call: (230) [system] ')'=='L'
   Fail: (230) [system] ')'=='L'
   Call: (230) [system] get_char((0x55798e5fad60), 'L')
   Exit: (230) [system] get_char((0x55798e5fad60), 'L')
   Call: (230) [system] 'L'=(\)
   Fail: (230) [system] 'L'=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _868460)
   Call: (231) [system] peek_char((0x55798e5fad60), _869394)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_874114, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_875046, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _882396)
   Call: (232) [system] peek_char((0x55798e5fad60), _883330)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_888050, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_888982, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _896332)
   Call: (233) [system] peek_char((0x55798e5fad60), _897266)
   Exit: (233) [system] peek_char((0x55798e5fad60), k)
^  Call: (233) [user] is_delimiter(k)
   Call: (234) [system] char_type(k, space)
   Fail: (234) [system] char_type(k, space)
   Call: (234) [system] arg(_901986, v('(', ')', end_of_file), k)
   Fail: (234) [system] arg(_902918, v('(', ')', end_of_file), k)
^  Fail: (233) [user] is_delimiter(k)
   Call: (233) [system] ')'==k
   Fail: (233) [system] ')'==k
   Call: (233) [system] get_char((0x55798e5fad60), k)
   Exit: (233) [system] get_char((0x55798e5fad60), k)
   Call: (233) [system] k=(\)
   Fail: (233) [system] k=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _910268)
   Call: (234) [system] peek_char((0x55798e5fad60), _911202)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _910268=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (233) [system] _896332=[k]
   Exit: (233) [system] [k]=[k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (232) [system] _882396=[n, k]
   Exit: (232) [system] [n, k]=[n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (231) [system] _868460=[i, n, k]
   Exit: (231) [system] [i, n, k]=[i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (230) [system] _854524=['L', i, n, k]
   Exit: (230) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (229) [system] _840588=[d, 'L', i, n, k]
   Exit: (229) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (228) [system] _826652=[n, d, 'L', i, n, k]
   Exit: (228) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (227) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _792998)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_937276, _937278), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _792998), _937252, fail)), '$restore_trace'(_937276, _937278))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_937276, _937278))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _792998), _937252, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_792998)
   Fail: (228) [system] atomic(_792998)
   Call: (228) [system] atom_chars(_792998, ['A', n, d, 'L', i, n, k])
   Exit: (228) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (227) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _946652)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _948510)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _956248)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _958952)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=(;)
   Fail: (228) [system] 'A'=(;)
^  Call: (228) [user] is_like_space('A')
   Call: (229) [system] char_type('A', 'white')
   Fail: (229) [system] char_type('A', 'white')
   Call: (229) [system] char_type('A', end_of_line)
   Fail: (229) [system] char_type('A', end_of_line)
   Call: (229) [system] char_type('A', space)
   Fail: (229) [system] char_type('A', space)
   Call: (229) [system] char_type('A', cntrl)
   Fail: (229) [system] char_type('A', cntrl)
^  Fail: (228) [user] is_like_space('A')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _974030)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=')'
   Fail: (226) [system] 'A'=')'
   Call: (226) [system] 'A'=end_of_file
   Fail: (226) [system] 'A'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _979600)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _981458)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=(;)
   Fail: (228) [system] 'A'=(;)
^  Call: (228) [user] is_like_space('A')
   Call: (229) [system] char_type('A', 'white')
   Fail: (229) [system] char_type('A', 'white')
   Call: (229) [system] char_type('A', end_of_line)
   Fail: (229) [system] char_type('A', end_of_line)
   Call: (229) [system] char_type('A', space)
   Fail: (229) [system] char_type('A', space)
   Call: (229) [system] char_type('A', cntrl)
   Fail: (229) [system] char_type('A', cntrl)
^  Fail: (228) [user] is_like_space('A')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _995612)
   Exit: (227) [system] get_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'='('
   Fail: (227) [system] 'A'='('
   Call: (227) [system] 'A'='['
   Fail: (227) [system] 'A'='['
   Call: (227) [system] 'A'='{'
   Fail: (227) [system] 'A'='{'
   Call: (227) [system] 'A'='"'
   Fail: (227) [system] 'A'='"'
   Call: (227) [system] 'A'=!
   Fail: (227) [system] 'A'=!
   Call: (227) [system] 'A'='\''
   Fail: (227) [system] 'A'='\''
   Call: (227) [system] 'A'='`'
   Fail: (227) [system] 'A'='`'
   Call: (227) [system] 'A'=end_of_file
   Fail: (227) [system] 'A'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'A', _979600)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1013254)
   Call: (229) [system] peek_char((0x55798e5fad60), _1014188)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _1013254=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (228) [user] classify_and_convert_charseq('A', [], _979600)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1023498, _1023500), once(user:catch(read_from_chars(['A'], _979600), _1023474, fail)), '$restore_trace'(_1023498, _1023500))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1023498, _1023500))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _979600), _1023474, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_979600)
   Fail: (229) [system] atomic(_979600)
   Call: (229) [system] atom_chars(_979600, ['A'])
   Exit: (229) [system] atom_chars('A', ['A'])
^  Exit: (228) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1032874)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1034732)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _1042470)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1045174)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'B')
   Call: (229) [system] 'B'=(;)
   Fail: (229) [system] 'B'=(;)
^  Call: (229) [user] is_like_space('B')
   Call: (230) [system] char_type('B', 'white')
   Fail: (230) [system] char_type('B', 'white')
   Call: (230) [system] char_type('B', end_of_line)
   Fail: (230) [system] char_type('B', end_of_line)
   Call: (230) [system] char_type('B', space)
   Fail: (230) [system] char_type('B', space)
   Call: (230) [system] char_type('B', cntrl)
   Fail: (230) [system] char_type('B', cntrl)
^  Fail: (229) [user] is_like_space('B')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1060252)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'B')
   Call: (227) [system] 'B'=')'
   Fail: (227) [system] 'B'=')'
   Call: (227) [system] 'B'=end_of_file
   Fail: (227) [system] 'B'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _1065822)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1067680)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'B')
   Call: (229) [system] 'B'=(;)
   Fail: (229) [system] 'B'=(;)
^  Call: (229) [user] is_like_space('B')
   Call: (230) [system] char_type('B', 'white')
   Fail: (230) [system] char_type('B', 'white')
   Call: (230) [system] char_type('B', end_of_line)
   Fail: (230) [system] char_type('B', end_of_line)
   Call: (230) [system] char_type('B', space)
   Fail: (230) [system] char_type('B', space)
   Call: (230) [system] char_type('B', cntrl)
   Fail: (230) [system] char_type('B', cntrl)
^  Fail: (229) [user] is_like_space('B')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _1081834)
   Exit: (228) [system] get_char((0x55798e5fad60), 'B')
   Call: (228) [system] 'B'='('
   Fail: (228) [system] 'B'='('
   Call: (228) [system] 'B'='['
   Fail: (228) [system] 'B'='['
   Call: (228) [system] 'B'='{'
   Fail: (228) [system] 'B'='{'
   Call: (228) [system] 'B'='"'
   Fail: (228) [system] 'B'='"'
   Call: (228) [system] 'B'=!
   Fail: (228) [system] 'B'=!
   Call: (228) [system] 'B'='\''
   Fail: (228) [system] 'B'='\''
   Call: (228) [system] 'B'='`'
   Fail: (228) [system] 'B'='`'
   Call: (228) [system] 'B'=end_of_file
   Fail: (228) [system] 'B'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1065822)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1099476)
   Call: (230) [system] peek_char((0x55798e5fad60), _1100410)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
^  Call: (230) [user] is_delimiter(')')
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] arg(_1105130, v('(', ')', end_of_file), ')')
   Exit: (231) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (230) [user] is_delimiter(')')
   Call: (230) [system] _1099476=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (229) [user] classify_and_convert_charseq('B', [], _1065822)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1111592, _1111594), once(user:catch(read_from_chars(['B'], _1065822), _1111568, fail)), '$restore_trace'(_1111592, _1111594))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1111592, _1111594))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1065822), _1111568, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_1065822)
   Fail: (230) [system] atomic(_1065822)
   Call: (230) [system] atom_chars(_1065822, ['B'])
   Exit: (230) [system] atom_chars('B', ['B'])
^  Exit: (229) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1120968)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1122826)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=(;)
   Fail: (229) [system] ')'=(;)
^  Call: (229) [user] is_like_space(')')
   Call: (230) [system] char_type(')', 'white')
   Fail: (230) [system] char_type(')', 'white')
   Call: (230) [system] char_type(')', end_of_line)
   Fail: (230) [system] char_type(')', end_of_line)
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] char_type(')', cntrl)
   Fail: (230) [system] char_type(')', cntrl)
^  Fail: (229) [user] is_like_space(')')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1136980)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=')'
   Exit: (228) [system] ')'=')'
   Call: (228) [system] get_char((0x55798e5fad60), _1140770)
   Exit: (228) [system] get_char((0x55798e5fad60), ')')
   Call: (228) [system] _1120968=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [])
   Call: (227) [system] _1032874=['B']
   Exit: (227) [system] ['B']=['B']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (226) [system] _946652=['A', 'B']
   Exit: (226) [system] ['A', 'B']=['A', 'B']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (225) [system] _751692=['AndLink', 'A', 'B']
   Exit: (225) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1154652)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1156510)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _1164248)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1166952)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'C')
   Call: (226) [system] 'C'=(;)
   Fail: (226) [system] 'C'=(;)
^  Call: (226) [user] is_like_space('C')
   Call: (227) [system] char_type('C', 'white')
   Fail: (227) [system] char_type('C', 'white')
   Call: (227) [system] char_type('C', end_of_line)
   Fail: (227) [system] char_type('C', end_of_line)
   Call: (227) [system] char_type('C', space)
   Fail: (227) [system] char_type('C', space)
   Call: (227) [system] char_type('C', cntrl)
   Fail: (227) [system] char_type('C', cntrl)
^  Fail: (226) [user] is_like_space('C')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1182030)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'C')
   Call: (224) [system] 'C'=')'
   Fail: (224) [system] 'C'=')'
   Call: (224) [system] 'C'=end_of_file
   Fail: (224) [system] 'C'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1187600)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1189458)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'C')
   Call: (226) [system] 'C'=(;)
   Fail: (226) [system] 'C'=(;)
^  Call: (226) [user] is_like_space('C')
   Call: (227) [system] char_type('C', 'white')
   Fail: (227) [system] char_type('C', 'white')
   Call: (227) [system] char_type('C', end_of_line)
   Fail: (227) [system] char_type('C', end_of_line)
   Call: (227) [system] char_type('C', space)
   Fail: (227) [system] char_type('C', space)
   Call: (227) [system] char_type('C', cntrl)
   Fail: (227) [system] char_type('C', cntrl)
^  Fail: (226) [user] is_like_space('C')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1203612)
   Exit: (225) [system] get_char((0x55798e5fad60), 'C')
   Call: (225) [system] 'C'='('
   Fail: (225) [system] 'C'='('
   Call: (225) [system] 'C'='['
   Fail: (225) [system] 'C'='['
   Call: (225) [system] 'C'='{'
   Fail: (225) [system] 'C'='{'
   Call: (225) [system] 'C'='"'
   Fail: (225) [system] 'C'='"'
   Call: (225) [system] 'C'=!
   Fail: (225) [system] 'C'=!
   Call: (225) [system] 'C'='\''
   Fail: (225) [system] 'C'='\''
   Call: (225) [system] 'C'='`'
   Fail: (225) [system] 'C'='`'
   Call: (225) [system] 'C'=end_of_file
   Fail: (225) [system] 'C'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1187600)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1221254)
   Call: (227) [system] peek_char((0x55798e5fad60), _1222188)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
^  Call: (227) [user] is_delimiter(')')
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] arg(_1226908, v('(', ')', end_of_file), ')')
   Exit: (228) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (227) [user] is_delimiter(')')
   Call: (227) [system] _1221254=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (226) [user] classify_and_convert_charseq('C', [], _1187600)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1233370, _1233372), once(user:catch(read_from_chars(['C'], _1187600), _1233346, fail)), '$restore_trace'(_1233370, _1233372))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1233370, _1233372))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1187600), _1233346, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1187600)
   Fail: (227) [system] atomic(_1187600)
   Call: (227) [system] atom_chars(_1187600, ['C'])
   Exit: (227) [system] atom_chars('C', ['C'])
^  Exit: (226) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1242746)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1244604)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1258758)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55798e5fad60), _1262548)
   Exit: (225) [system] get_char((0x55798e5fad60), ')')
   Call: (225) [system] _1242746=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [])
   Call: (224) [system] _1154652=['C']
   Exit: (224) [system] ['C']=['C']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (223) [system] _718744=[['AndLink', 'A', 'B'], 'C']
   Exit: (223) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (222) [system] _456864=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (222) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1276430)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1278288)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _1286026)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1288730)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'B')
   Call: (223) [system] 'B'=(;)
   Fail: (223) [system] 'B'=(;)
^  Call: (223) [user] is_like_space('B')
   Call: (224) [system] char_type('B', 'white')
   Fail: (224) [system] char_type('B', 'white')
   Call: (224) [system] char_type('B', end_of_line)
   Fail: (224) [system] char_type('B', end_of_line)
   Call: (224) [system] char_type('B', space)
   Fail: (224) [system] char_type('B', space)
   Call: (224) [system] char_type('B', cntrl)
   Fail: (224) [system] char_type('B', cntrl)
^  Fail: (223) [user] is_like_space('B')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1303808)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'B')
   Call: (221) [system] 'B'=')'
   Fail: (221) [system] 'B'=')'
   Call: (221) [system] 'B'=end_of_file
   Fail: (221) [system] 'B'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1309378)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1311236)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'B')
   Call: (223) [system] 'B'=(;)
   Fail: (223) [system] 'B'=(;)
^  Call: (223) [user] is_like_space('B')
   Call: (224) [system] char_type('B', 'white')
   Fail: (224) [system] char_type('B', 'white')
   Call: (224) [system] char_type('B', end_of_line)
   Fail: (224) [system] char_type('B', end_of_line)
   Call: (224) [system] char_type('B', space)
   Fail: (224) [system] char_type('B', space)
   Call: (224) [system] char_type('B', cntrl)
   Fail: (224) [system] char_type('B', cntrl)
^  Fail: (223) [user] is_like_space('B')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1325390)
   Exit: (222) [system] get_char((0x55798e5fad60), 'B')
   Call: (222) [system] 'B'='('
   Fail: (222) [system] 'B'='('
   Call: (222) [system] 'B'='['
   Fail: (222) [system] 'B'='['
   Call: (222) [system] 'B'='{'
   Fail: (222) [system] 'B'='{'
   Call: (222) [system] 'B'='"'
   Fail: (222) [system] 'B'='"'
   Call: (222) [system] 'B'=!
   Fail: (222) [system] 'B'=!
   Call: (222) [system] 'B'='\''
   Fail: (222) [system] 'B'='\''
   Call: (222) [system] 'B'='`'
   Fail: (222) [system] 'B'='`'
   Call: (222) [system] 'B'=end_of_file
   Fail: (222) [system] 'B'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1309378)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1343032)
   Call: (224) [system] peek_char((0x55798e5fad60), _1343966)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
^  Call: (224) [user] is_delimiter(')')
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] arg(_1348686, v('(', ')', end_of_file), ')')
   Exit: (225) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (224) [user] is_delimiter(')')
   Call: (224) [system] _1343032=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (223) [user] classify_and_convert_charseq('B', [], _1309378)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1355148, _1355150), once(user:catch(read_from_chars(['B'], _1309378), _1355124, fail)), '$restore_trace'(_1355148, _1355150))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1355148, _1355150))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1309378), _1355124, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_1309378)
   Fail: (224) [system] atomic(_1309378)
   Call: (224) [system] atom_chars(_1309378, ['B'])
   Exit: (224) [system] atom_chars('B', ['B'])
^  Exit: (223) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1364524)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1366382)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1380536)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55798e5fad60), _1384326)
   Exit: (222) [system] get_char((0x55798e5fad60), ')')
   Call: (222) [system] _1364524=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [])
   Call: (221) [system] _1276430=['B']
   Exit: (221) [system] ['B']=['B']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (220) [system] _423916=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
   Exit: (220) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
   Call: (219) [system] _245686=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
   Exit: (219) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1398208)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1400066)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1414220)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55798e5fad60), _1418010)
   Exit: (218) [system] get_char((0x55798e5fad60), ')')
   Call: (218) [system] _1398208=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [])
   Call: (217) [system] _212738=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (217) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
   Call: (216) [system] _5526=[['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (216) [system] [['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
   Call: (215) [system] _5518=[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (215) [system] [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1431892)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1433750)
   Exit: (215) [system] peek_char((0x55798e5fad60), '\n')
   Call: (215) [system] '\n'=(;)
   Fail: (215) [system] '\n'=(;)
^  Call: (215) [user] is_like_space('\n')
   Call: (216) [system] char_type('\n', 'white')
   Fail: (216) [system] char_type('\n', 'white')
   Call: (216) [system] char_type('\n', end_of_line)
   Exit: (216) [system] char_type('\n', end_of_line)
^  Exit: (215) [user] is_like_space('\n')
   Call: (215) [system] get_char((0x55798e5fad60), _1443344)
   Exit: (215) [system] get_char((0x55798e5fad60), '\n')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1446048)
   Exit: (216) [system] peek_char((0x55798e5fad60), '\t')
   Call: (216) [system] '\t'=(;)
   Fail: (216) [system] '\t'=(;)
^  Call: (216) [user] is_like_space('\t')
   Call: (217) [system] char_type('\t', 'white')
   Exit: (217) [system] char_type('\t', 'white')
^  Exit: (216) [user] is_like_space('\t')
   Call: (216) [system] get_char((0x55798e5fad60), _1453786)
   Exit: (216) [system] get_char((0x55798e5fad60), '\t')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1456490)
   Exit: (217) [system] peek_char((0x55798e5fad60), '\t')
   Call: (217) [system] '\t'=(;)
   Fail: (217) [system] '\t'=(;)
^  Call: (217) [user] is_like_space('\t')
   Call: (218) [system] char_type('\t', 'white')
   Exit: (218) [system] char_type('\t', 'white')
^  Exit: (217) [user] is_like_space('\t')
   Call: (217) [system] get_char((0x55798e5fad60), _1464228)
   Exit: (217) [system] get_char((0x55798e5fad60), '\t')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1466932)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _1474670)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1477374)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1495224)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _1500794)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1502652)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _1516806)
   Exit: (215) [system] get_char((0x55798e5fad60), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _1500794)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1522376)
   Exit: (217) [system] peek_char((0x55798e5fad60), :)
   Call: (217) [system] (:)=(;)
   Fail: (217) [system] (:)=(;)
^  Call: (217) [user] is_like_space(:)
   Call: (218) [system] char_type(:, 'white')
   Fail: (218) [system] char_type(:, 'white')
   Call: (218) [system] char_type(:, end_of_line)
   Fail: (218) [system] char_type(:, end_of_line)
   Call: (218) [system] char_type(:, space)
   Fail: (218) [system] char_type(:, space)
   Call: (218) [system] char_type(:, cntrl)
   Fail: (218) [system] char_type(:, cntrl)
^  Fail: (217) [user] is_like_space(:)
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1536530)
   Exit: (216) [system] peek_char((0x55798e5fad60), :)
   Call: (216) [system] (:)=')'
   Fail: (216) [system] (:)=')'
   Call: (216) [system] (:)=end_of_file
   Fail: (216) [system] (:)=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _1542100)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1543958)
   Exit: (218) [system] peek_char((0x55798e5fad60), :)
   Call: (218) [system] (:)=(;)
   Fail: (218) [system] (:)=(;)
^  Call: (218) [user] is_like_space(:)
   Call: (219) [system] char_type(:, 'white')
   Fail: (219) [system] char_type(:, 'white')
   Call: (219) [system] char_type(:, end_of_line)
   Fail: (219) [system] char_type(:, end_of_line)
   Call: (219) [system] char_type(:, space)
   Fail: (219) [system] char_type(:, space)
   Call: (219) [system] char_type(:, cntrl)
   Fail: (219) [system] char_type(:, cntrl)
^  Fail: (218) [user] is_like_space(:)
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _1558112)
   Exit: (217) [system] get_char((0x55798e5fad60), :)
   Call: (217) [system] (:)='('
   Fail: (217) [system] (:)='('
   Call: (217) [system] (:)='['
   Fail: (217) [system] (:)='['
   Call: (217) [system] (:)='{'
   Fail: (217) [system] (:)='{'
   Call: (217) [system] (:)='"'
   Fail: (217) [system] (:)='"'
   Call: (217) [system] (:)=!
   Fail: (217) [system] (:)=!
   Call: (217) [system] (:)='\''
   Fail: (217) [system] (:)='\''
   Call: (217) [system] (:)='`'
   Fail: (217) [system] (:)='`'
   Call: (217) [system] (:)=end_of_file
   Fail: (217) [system] (:)=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), :, _1542100)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1575754)
   Call: (219) [system] peek_char((0x55798e5fad60), _1576688)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _1575754=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (218) [user] classify_and_convert_charseq(:, [], _1542100)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1585998, _1586000), once(user:catch(read_from_chars([:], _1542100), _1585974, fail)), '$restore_trace'(_1585998, _1586000))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1585998, _1586000))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1585974, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(:)
   Exit: (219) [system] atomic(:)
^  Exit: (218) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1593498)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1595356)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _1603094)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1605798)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1620876)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _1626446)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1628304)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _1642458)
   Exit: (218) [system] get_char((0x55798e5fad60), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1626446)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1648028)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'D')
   Call: (220) [system] 'D'=(;)
   Fail: (220) [system] 'D'=(;)
^  Call: (220) [user] is_like_space('D')
   Call: (221) [system] char_type('D', 'white')
   Fail: (221) [system] char_type('D', 'white')
   Call: (221) [system] char_type('D', end_of_line)
   Fail: (221) [system] char_type('D', end_of_line)
   Call: (221) [system] char_type('D', space)
   Fail: (221) [system] char_type('D', space)
   Call: (221) [system] char_type('D', cntrl)
   Fail: (221) [system] char_type('D', cntrl)
^  Fail: (220) [user] is_like_space('D')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1662182)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'D')
   Call: (219) [system] 'D'=')'
   Fail: (219) [system] 'D'=')'
   Call: (219) [system] 'D'=end_of_file
   Fail: (219) [system] 'D'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1667752)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1669610)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'D')
   Call: (221) [system] 'D'=(;)
   Fail: (221) [system] 'D'=(;)
^  Call: (221) [user] is_like_space('D')
   Call: (222) [system] char_type('D', 'white')
   Fail: (222) [system] char_type('D', 'white')
   Call: (222) [system] char_type('D', end_of_line)
   Fail: (222) [system] char_type('D', end_of_line)
   Call: (222) [system] char_type('D', space)
   Fail: (222) [system] char_type('D', space)
   Call: (222) [system] char_type('D', cntrl)
   Fail: (222) [system] char_type('D', cntrl)
^  Fail: (221) [user] is_like_space('D')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1683764)
   Exit: (220) [system] get_char((0x55798e5fad60), 'D')
   Call: (220) [system] 'D'='('
   Fail: (220) [system] 'D'='('
   Call: (220) [system] 'D'='['
   Fail: (220) [system] 'D'='['
   Call: (220) [system] 'D'='{'
   Fail: (220) [system] 'D'='{'
   Call: (220) [system] 'D'='"'
   Fail: (220) [system] 'D'='"'
   Call: (220) [system] 'D'=!
   Fail: (220) [system] 'D'=!
   Call: (220) [system] 'D'='\''
   Fail: (220) [system] 'D'='\''
   Call: (220) [system] 'D'='`'
   Fail: (220) [system] 'D'='`'
   Call: (220) [system] 'D'=end_of_file
   Fail: (220) [system] 'D'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1667752)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1701406)
   Call: (222) [system] peek_char((0x55798e5fad60), _1702340)
   Exit: (222) [system] peek_char((0x55798e5fad60), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_1707060, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_1707992, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55798e5fad60), i)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1715342)
   Call: (223) [system] peek_char((0x55798e5fad60), _1716276)
   Exit: (223) [system] peek_char((0x55798e5fad60), s)
^  Call: (223) [user] is_delimiter(s)
   Call: (224) [system] char_type(s, space)
   Fail: (224) [system] char_type(s, space)
   Call: (224) [system] arg(_1720996, v('(', ')', end_of_file), s)
   Fail: (224) [system] arg(_1721928, v('(', ')', end_of_file), s)
^  Fail: (223) [user] is_delimiter(s)
   Call: (223) [system] ')'==s
   Fail: (223) [system] ')'==s
   Call: (223) [system] get_char((0x55798e5fad60), s)
   Exit: (223) [system] get_char((0x55798e5fad60), s)
   Call: (223) [system] s=(\)
   Fail: (223) [system] s=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1729278)
   Call: (224) [system] peek_char((0x55798e5fad60), _1730212)
   Exit: (224) [system] peek_char((0x55798e5fad60), j)
^  Call: (224) [user] is_delimiter(j)
   Call: (225) [system] char_type(j, space)
   Fail: (225) [system] char_type(j, space)
   Call: (225) [system] arg(_1734932, v('(', ')', end_of_file), j)
   Fail: (225) [system] arg(_1735864, v('(', ')', end_of_file), j)
^  Fail: (224) [user] is_delimiter(j)
   Call: (224) [system] ')'==j
   Fail: (224) [system] ')'==j
   Call: (224) [system] get_char((0x55798e5fad60), j)
   Exit: (224) [system] get_char((0x55798e5fad60), j)
   Call: (224) [system] j=(\)
   Fail: (224) [system] j=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1743214)
   Call: (225) [system] peek_char((0x55798e5fad60), _1744148)
   Exit: (225) [system] peek_char((0x55798e5fad60), u)
^  Call: (225) [user] is_delimiter(u)
   Call: (226) [system] char_type(u, space)
   Fail: (226) [system] char_type(u, space)
   Call: (226) [system] arg(_1748868, v('(', ')', end_of_file), u)
   Fail: (226) [system] arg(_1749800, v('(', ')', end_of_file), u)
^  Fail: (225) [user] is_delimiter(u)
   Call: (225) [system] ')'==u
   Fail: (225) [system] ')'==u
   Call: (225) [system] get_char((0x55798e5fad60), u)
   Exit: (225) [system] get_char((0x55798e5fad60), u)
   Call: (225) [system] u=(\)
   Fail: (225) [system] u=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1757150)
   Call: (226) [system] peek_char((0x55798e5fad60), _1758084)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_1762804, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_1763736, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1771086)
   Call: (227) [system] peek_char((0x55798e5fad60), _1772020)
   Exit: (227) [system] peek_char((0x55798e5fad60), c)
^  Call: (227) [user] is_delimiter(c)
   Call: (228) [system] char_type(c, space)
   Fail: (228) [system] char_type(c, space)
   Call: (228) [system] arg(_1776740, v('(', ')', end_of_file), c)
   Fail: (228) [system] arg(_1777672, v('(', ')', end_of_file), c)
^  Fail: (227) [user] is_delimiter(c)
   Call: (227) [system] ')'==c
   Fail: (227) [system] ')'==c
   Call: (227) [system] get_char((0x55798e5fad60), c)
   Exit: (227) [system] get_char((0x55798e5fad60), c)
   Call: (227) [system] c=(\)
   Fail: (227) [system] c=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1785022)
   Call: (228) [system] peek_char((0x55798e5fad60), _1785956)
   Exit: (228) [system] peek_char((0x55798e5fad60), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_1790676, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_1791608, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55798e5fad60), t)
   Exit: (228) [system] get_char((0x55798e5fad60), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1798958)
   Call: (229) [system] peek_char((0x55798e5fad60), _1799892)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1804612, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1805544, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1812894)
   Call: (230) [system] peek_char((0x55798e5fad60), _1813828)
   Exit: (230) [system] peek_char((0x55798e5fad60), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_1818548, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_1819480, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55798e5fad60), o)
   Exit: (230) [system] get_char((0x55798e5fad60), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1826830)
   Call: (231) [system] peek_char((0x55798e5fad60), _1827764)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1832484, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1833416, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1840766)
   Call: (232) [system] peek_char((0x55798e5fad60), _1841700)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (232) [user] is_delimiter('I')
   Call: (233) [system] char_type('I', space)
   Fail: (233) [system] char_type('I', space)
   Call: (233) [system] arg(_1846420, v('(', ')', end_of_file), 'I')
   Fail: (233) [system] arg(_1847352, v('(', ')', end_of_file), 'I')
^  Fail: (232) [user] is_delimiter('I')
   Call: (232) [system] ')'=='I'
   Fail: (232) [system] ')'=='I'
   Call: (232) [system] get_char((0x55798e5fad60), 'I')
   Exit: (232) [system] get_char((0x55798e5fad60), 'I')
   Call: (232) [system] 'I'=(\)
   Fail: (232) [system] 'I'=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1854702)
   Call: (233) [system] peek_char((0x55798e5fad60), _1855636)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1860356, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1861288, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1868638)
   Call: (234) [system] peek_char((0x55798e5fad60), _1869572)
   Exit: (234) [system] peek_char((0x55798e5fad60), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_1874292, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_1875224, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55798e5fad60), t)
   Exit: (234) [system] get_char((0x55798e5fad60), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1882574)
   Call: (235) [system] peek_char((0x55798e5fad60), _1883508)
   Exit: (235) [system] peek_char((0x55798e5fad60), r)
^  Call: (235) [user] is_delimiter(r)
   Call: (236) [system] char_type(r, space)
   Fail: (236) [system] char_type(r, space)
   Call: (236) [system] arg(_1888228, v('(', ')', end_of_file), r)
   Fail: (236) [system] arg(_1889160, v('(', ')', end_of_file), r)
^  Fail: (235) [user] is_delimiter(r)
   Call: (235) [system] ')'==r
   Fail: (235) [system] ')'==r
   Call: (235) [system] get_char((0x55798e5fad60), r)
   Exit: (235) [system] get_char((0x55798e5fad60), r)
   Call: (235) [system] r=(\)
   Fail: (235) [system] r=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1896510)
   Call: (236) [system] peek_char((0x55798e5fad60), _1897444)
   Exit: (236) [system] peek_char((0x55798e5fad60), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_1902164, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_1903096, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55798e5fad60), o)
   Exit: (236) [system] get_char((0x55798e5fad60), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1910446)
   Call: (237) [system] peek_char((0x55798e5fad60), _1911380)
   Exit: (237) [system] peek_char((0x55798e5fad60), d)
^  Call: (237) [user] is_delimiter(d)
   Call: (238) [system] char_type(d, space)
   Fail: (238) [system] char_type(d, space)
   Call: (238) [system] arg(_1916100, v('(', ')', end_of_file), d)
   Fail: (238) [system] arg(_1917032, v('(', ')', end_of_file), d)
^  Fail: (237) [user] is_delimiter(d)
   Call: (237) [system] ')'==d
   Fail: (237) [system] ')'==d
   Call: (237) [system] get_char((0x55798e5fad60), d)
   Exit: (237) [system] get_char((0x55798e5fad60), d)
   Call: (237) [system] d=(\)
   Fail: (237) [system] d=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1924382)
   Call: (238) [system] peek_char((0x55798e5fad60), _1925316)
   Exit: (238) [system] peek_char((0x55798e5fad60), u)
^  Call: (238) [user] is_delimiter(u)
   Call: (239) [system] char_type(u, space)
   Fail: (239) [system] char_type(u, space)
   Call: (239) [system] arg(_1930036, v('(', ')', end_of_file), u)
   Fail: (239) [system] arg(_1930968, v('(', ')', end_of_file), u)
^  Fail: (238) [user] is_delimiter(u)
   Call: (238) [system] ')'==u
   Fail: (238) [system] ')'==u
   Call: (238) [system] get_char((0x55798e5fad60), u)
   Exit: (238) [system] get_char((0x55798e5fad60), u)
   Call: (238) [system] u=(\)
   Fail: (238) [system] u=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1938318)
   Call: (239) [system] peek_char((0x55798e5fad60), _1939252)
   Exit: (239) [system] peek_char((0x55798e5fad60), c)
^  Call: (239) [user] is_delimiter(c)
   Call: (240) [system] char_type(c, space)
   Fail: (240) [system] char_type(c, space)
   Call: (240) [system] arg(_1943972, v('(', ')', end_of_file), c)
   Fail: (240) [system] arg(_1944904, v('(', ')', end_of_file), c)
^  Fail: (239) [user] is_delimiter(c)
   Call: (239) [system] ')'==c
   Fail: (239) [system] ')'==c
   Call: (239) [system] get_char((0x55798e5fad60), c)
   Exit: (239) [system] get_char((0x55798e5fad60), c)
   Call: (239) [system] c=(\)
   Fail: (239) [system] c=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1952254)
   Call: (240) [system] peek_char((0x55798e5fad60), _1953188)
   Exit: (240) [system] peek_char((0x55798e5fad60), t)
^  Call: (240) [user] is_delimiter(t)
   Call: (241) [system] char_type(t, space)
   Fail: (241) [system] char_type(t, space)
   Call: (241) [system] arg(_1957908, v('(', ')', end_of_file), t)
   Fail: (241) [system] arg(_1958840, v('(', ')', end_of_file), t)
^  Fail: (240) [user] is_delimiter(t)
   Call: (240) [system] ')'==t
   Fail: (240) [system] ')'==t
   Call: (240) [system] get_char((0x55798e5fad60), t)
   Exit: (240) [system] get_char((0x55798e5fad60), t)
   Call: (240) [system] t=(\)
   Fail: (240) [system] t=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1966190)
   Call: (241) [system] peek_char((0x55798e5fad60), _1967124)
   Exit: (241) [system] peek_char((0x55798e5fad60), i)
^  Call: (241) [user] is_delimiter(i)
   Call: (242) [system] char_type(i, space)
   Fail: (242) [system] char_type(i, space)
   Call: (242) [system] arg(_1971844, v('(', ')', end_of_file), i)
   Fail: (242) [system] arg(_1972776, v('(', ')', end_of_file), i)
^  Fail: (241) [user] is_delimiter(i)
   Call: (241) [system] ')'==i
   Fail: (241) [system] ')'==i
   Call: (241) [system] get_char((0x55798e5fad60), i)
   Exit: (241) [system] get_char((0x55798e5fad60), i)
   Call: (241) [system] i=(\)
   Fail: (241) [system] i=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1980126)
   Call: (242) [system] peek_char((0x55798e5fad60), _1981060)
   Exit: (242) [system] peek_char((0x55798e5fad60), o)
^  Call: (242) [user] is_delimiter(o)
   Call: (243) [system] char_type(o, space)
   Fail: (243) [system] char_type(o, space)
   Call: (243) [system] arg(_1985780, v('(', ')', end_of_file), o)
   Fail: (243) [system] arg(_1986712, v('(', ')', end_of_file), o)
^  Fail: (242) [user] is_delimiter(o)
   Call: (242) [system] ')'==o
   Fail: (242) [system] ')'==o
   Call: (242) [system] get_char((0x55798e5fad60), o)
   Exit: (242) [system] get_char((0x55798e5fad60), o)
   Call: (242) [system] o=(\)
   Fail: (242) [system] o=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1994062)
   Call: (243) [system] peek_char((0x55798e5fad60), _1994996)
   Exit: (243) [system] peek_char((0x55798e5fad60), n)
^  Call: (243) [user] is_delimiter(n)
   Call: (244) [system] char_type(n, space)
   Fail: (244) [system] char_type(n, space)
   Call: (244) [system] arg(_1999716, v('(', ')', end_of_file), n)
   Fail: (244) [system] arg(_2000648, v('(', ')', end_of_file), n)
^  Fail: (243) [user] is_delimiter(n)
   Call: (243) [system] ')'==n
   Fail: (243) [system] ')'==n
   Call: (243) [system] get_char((0x55798e5fad60), n)
   Exit: (243) [system] get_char((0x55798e5fad60), n)
   Call: (243) [system] n=(\)
   Fail: (243) [system] n=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _2007998)
   Call: (244) [system] peek_char((0x55798e5fad60), _2008932)
   Exit: (244) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (244) [user] is_delimiter(' ')
   Call: (245) [system] char_type(' ', space)
   Exit: (245) [system] char_type(' ', space)
^  Exit: (244) [user] is_delimiter(' ')
   Call: (244) [system] _2007998=[]
   Exit: (244) [system] []=[]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (243) [system] _1994062=[n]
   Exit: (243) [system] [n]=[n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (242) [system] _1980126=[o, n]
   Exit: (242) [system] [o, n]=[o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (241) [system] _1966190=[i, o, n]
   Exit: (241) [system] [i, o, n]=[i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (240) [system] _1952254=[t, i, o, n]
   Exit: (240) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (239) [system] _1938318=[c, t, i, o, n]
   Exit: (239) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (238) [system] _1924382=[u, c, t, i, o, n]
   Exit: (238) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (237) [system] _1910446=[d, u, c, t, i, o, n]
   Exit: (237) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (236) [system] _1896510=[o, d, u, c, t, i, o, n]
   Exit: (236) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (235) [system] _1882574=[r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1868638=[t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1854702=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1840766=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1826830=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1812894=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1798958=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1785022=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1771086=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1757150=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1743214=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1729278=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1715342=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1701406=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (221) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1667752)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_2079710, _2079712), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1667752), _2079686, fail)), '$restore_trace'(_2079710, _2079712))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_2079710, _2079712))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1667752), _2079686, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_1667752)
   Fail: (222) [system] atomic(_1667752)
   Call: (222) [system] atom_chars(_1667752, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (222) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (221) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _2089086)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _2090944)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _8118)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _10822)
   Exit: (222) [system] peek_char((0x55798e5fad60), c)
   Call: (222) [system] c=(;)
   Fail: (222) [system] c=(;)
^  Call: (222) [user] is_like_space(c)
   Call: (223) [system] char_type(c, 'white')
   Fail: (223) [system] char_type(c, 'white')
   Call: (223) [system] char_type(c, end_of_line)
   Fail: (223) [system] char_type(c, end_of_line)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] char_type(c, cntrl)
   Fail: (223) [system] char_type(c, cntrl)
^  Fail: (222) [user] is_like_space(c)
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _25900)
   Exit: (220) [system] peek_char((0x55798e5fad60), c)
   Call: (220) [system] c=')'
   Fail: (220) [system] c=')'
   Call: (220) [system] c=end_of_file
   Fail: (220) [system] c=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _31470)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _33328)
   Exit: (222) [system] peek_char((0x55798e5fad60), c)
   Call: (222) [system] c=(;)
   Fail: (222) [system] c=(;)
^  Call: (222) [user] is_like_space(c)
   Call: (223) [system] char_type(c, 'white')
   Fail: (223) [system] char_type(c, 'white')
   Call: (223) [system] char_type(c, end_of_line)
   Fail: (223) [system] char_type(c, end_of_line)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] char_type(c, cntrl)
   Fail: (223) [system] char_type(c, cntrl)
^  Fail: (222) [user] is_like_space(c)
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _47482)
   Exit: (221) [system] get_char((0x55798e5fad60), c)
   Call: (221) [system] c='('
   Fail: (221) [system] c='('
   Call: (221) [system] c='['
   Fail: (221) [system] c='['
   Call: (221) [system] c='{'
   Fail: (221) [system] c='{'
   Call: (221) [system] c='"'
   Fail: (221) [system] c='"'
   Call: (221) [system] c=!
   Fail: (221) [system] c=!
   Call: (221) [system] c='\''
   Fail: (221) [system] c='\''
   Call: (221) [system] c='`'
   Fail: (221) [system] c='`'
   Call: (221) [system] c=end_of_file
   Fail: (221) [system] c=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), c, _31470)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _65124)
   Call: (223) [system] peek_char((0x55798e5fad60), _66058)
   Exit: (223) [system] peek_char((0x55798e5fad60), d)
^  Call: (223) [user] is_delimiter(d)
   Call: (224) [system] char_type(d, space)
   Fail: (224) [system] char_type(d, space)
   Call: (224) [system] arg(_70778, v('(', ')', end_of_file), d)
   Fail: (224) [system] arg(_71710, v('(', ')', end_of_file), d)
^  Fail: (223) [user] is_delimiter(d)
   Call: (223) [system] ')'==d
   Fail: (223) [system] ')'==d
   Call: (223) [system] get_char((0x55798e5fad60), d)
   Exit: (223) [system] get_char((0x55798e5fad60), d)
   Call: (223) [system] d=(\)
   Fail: (223) [system] d=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _79060)
   Call: (224) [system] peek_char((0x55798e5fad60), _79994)
   Exit: (224) [system] peek_char((0x55798e5fad60), e)
^  Call: (224) [user] is_delimiter(e)
   Call: (225) [system] char_type(e, space)
   Fail: (225) [system] char_type(e, space)
   Call: (225) [system] arg(_84714, v('(', ')', end_of_file), e)
   Fail: (225) [system] arg(_85646, v('(', ')', end_of_file), e)
^  Fail: (224) [user] is_delimiter(e)
   Call: (224) [system] ')'==e
   Fail: (224) [system] ')'==e
   Call: (224) [system] get_char((0x55798e5fad60), e)
   Exit: (224) [system] get_char((0x55798e5fad60), e)
   Call: (224) [system] e=(\)
   Fail: (224) [system] e=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _92996)
   Call: (225) [system] peek_char((0x55798e5fad60), _93930)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _92996=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (224) [system] _79060=[e]
   Exit: (224) [system] [e]=[e]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (223) [system] _65124=[d, e]
   Exit: (223) [system] [d, e]=[d, e]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (222) [user] classify_and_convert_charseq(c, [d, e], _31470)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_108828, _108830), once(user:catch(read_from_chars([c, d, e], _31470), _108804, fail)), '$restore_trace'(_108828, _108830))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_108828, _108830))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _108804, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(cde)
   Exit: (223) [system] atomic(cde)
^  Exit: (222) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _116328)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _118186)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _125924)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _128628)
   Exit: (223) [system] peek_char((0x55798e5fad60), a)
   Call: (223) [system] a=(;)
   Fail: (223) [system] a=(;)
^  Call: (223) [user] is_like_space(a)
   Call: (224) [system] char_type(a, 'white')
   Fail: (224) [system] char_type(a, 'white')
   Call: (224) [system] char_type(a, end_of_line)
   Fail: (224) [system] char_type(a, end_of_line)
   Call: (224) [system] char_type(a, space)
   Fail: (224) [system] char_type(a, space)
   Call: (224) [system] char_type(a, cntrl)
   Fail: (224) [system] char_type(a, cntrl)
^  Fail: (223) [user] is_like_space(a)
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _143706)
   Exit: (221) [system] peek_char((0x55798e5fad60), a)
   Call: (221) [system] a=')'
   Fail: (221) [system] a=')'
   Call: (221) [system] a=end_of_file
   Fail: (221) [system] a=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _149276)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _151134)
   Exit: (223) [system] peek_char((0x55798e5fad60), a)
   Call: (223) [system] a=(;)
   Fail: (223) [system] a=(;)
^  Call: (223) [user] is_like_space(a)
   Call: (224) [system] char_type(a, 'white')
   Fail: (224) [system] char_type(a, 'white')
   Call: (224) [system] char_type(a, end_of_line)
   Fail: (224) [system] char_type(a, end_of_line)
   Call: (224) [system] char_type(a, space)
   Fail: (224) [system] char_type(a, space)
   Call: (224) [system] char_type(a, cntrl)
   Fail: (224) [system] char_type(a, cntrl)
^  Fail: (223) [user] is_like_space(a)
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _165288)
   Exit: (222) [system] get_char((0x55798e5fad60), a)
   Call: (222) [system] a='('
   Fail: (222) [system] a='('
   Call: (222) [system] a='['
   Fail: (222) [system] a='['
   Call: (222) [system] a='{'
   Fail: (222) [system] a='{'
   Call: (222) [system] a='"'
   Fail: (222) [system] a='"'
   Call: (222) [system] a=!
   Fail: (222) [system] a=!
   Call: (222) [system] a='\''
   Fail: (222) [system] a='\''
   Call: (222) [system] a='`'
   Fail: (222) [system] a='`'
   Call: (222) [system] a=end_of_file
   Fail: (222) [system] a=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), a, _149276)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _182930)
   Call: (224) [system] peek_char((0x55798e5fad60), _183864)
   Exit: (224) [system] peek_char((0x55798e5fad60), b)
^  Call: (224) [user] is_delimiter(b)
   Call: (225) [system] char_type(b, space)
   Fail: (225) [system] char_type(b, space)
   Call: (225) [system] arg(_188584, v('(', ')', end_of_file), b)
   Fail: (225) [system] arg(_189516, v('(', ')', end_of_file), b)
^  Fail: (224) [user] is_delimiter(b)
   Call: (224) [system] ')'==b
   Fail: (224) [system] ')'==b
   Call: (224) [system] get_char((0x55798e5fad60), b)
   Exit: (224) [system] get_char((0x55798e5fad60), b)
   Call: (224) [system] b=(\)
   Fail: (224) [system] b=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _196866)
   Call: (225) [system] peek_char((0x55798e5fad60), _197800)
   Exit: (225) [system] peek_char((0x55798e5fad60), c)
^  Call: (225) [user] is_delimiter(c)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] arg(_202520, v('(', ')', end_of_file), c)
   Fail: (226) [system] arg(_203452, v('(', ')', end_of_file), c)
^  Fail: (225) [user] is_delimiter(c)
   Call: (225) [system] ')'==c
   Fail: (225) [system] ')'==c
   Call: (225) [system] get_char((0x55798e5fad60), c)
   Exit: (225) [system] get_char((0x55798e5fad60), c)
   Call: (225) [system] c=(\)
   Fail: (225) [system] c=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _210802)
   Call: (226) [system] peek_char((0x55798e5fad60), _211736)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
^  Call: (226) [user] is_delimiter(')')
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] arg(_216456, v('(', ')', end_of_file), ')')
   Exit: (227) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (226) [user] is_delimiter(')')
   Call: (226) [system] _210802=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (225) [system] _196866=[c]
   Exit: (225) [system] [c]=[c]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (224) [system] _182930=[b, c]
   Exit: (224) [system] [b, c]=[b, c]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (223) [user] classify_and_convert_charseq(a, [b, c], _149276)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_228506, _228508), once(user:catch(read_from_chars([a, b, c], _149276), _228482, fail)), '$restore_trace'(_228506, _228508))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_228506, _228508))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _228482, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(abc)
   Exit: (224) [system] atomic(abc)
^  Exit: (223) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _236006)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _237864)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _252018)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55798e5fad60), _255808)
   Exit: (222) [system] get_char((0x55798e5fad60), ')')
   Call: (222) [system] _236006=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [])
   Call: (221) [system] _116328=[abc]
   Exit: (221) [system] [abc]=[abc]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [abc])
   Call: (220) [system] _5634=[cde, abc]
   Exit: (220) [system] [cde, abc]=[cde, abc]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [cde, abc])
   Call: (219) [system] _5626=['DisjunctionIntroduction', cde, abc]
   Exit: (219) [system] ['DisjunctionIntroduction', cde, abc]=['DisjunctionIntroduction', cde, abc]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', cde, abc])
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', cde, abc])
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _269690)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _271548)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _279286)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _281990)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _297068)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _302638)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _304496)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _318650)
   Exit: (219) [system] get_char((0x55798e5fad60), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _302638)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _324220)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'O')
   Call: (221) [system] 'O'=(;)
   Fail: (221) [system] 'O'=(;)
^  Call: (221) [user] is_like_space('O')
   Call: (222) [system] char_type('O', 'white')
   Fail: (222) [system] char_type('O', 'white')
   Call: (222) [system] char_type('O', end_of_line)
   Fail: (222) [system] char_type('O', end_of_line)
   Call: (222) [system] char_type('O', space)
   Fail: (222) [system] char_type('O', space)
   Call: (222) [system] char_type('O', cntrl)
   Fail: (222) [system] char_type('O', cntrl)
^  Fail: (221) [user] is_like_space('O')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _338374)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'O')
   Call: (220) [system] 'O'=')'
   Fail: (220) [system] 'O'=')'
   Call: (220) [system] 'O'=end_of_file
   Fail: (220) [system] 'O'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _343944)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _345802)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'O')
   Call: (222) [system] 'O'=(;)
   Fail: (222) [system] 'O'=(;)
^  Call: (222) [user] is_like_space('O')
   Call: (223) [system] char_type('O', 'white')
   Fail: (223) [system] char_type('O', 'white')
   Call: (223) [system] char_type('O', end_of_line)
   Fail: (223) [system] char_type('O', end_of_line)
   Call: (223) [system] char_type('O', space)
   Fail: (223) [system] char_type('O', space)
   Call: (223) [system] char_type('O', cntrl)
   Fail: (223) [system] char_type('O', cntrl)
^  Fail: (222) [user] is_like_space('O')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _359956)
   Exit: (221) [system] get_char((0x55798e5fad60), 'O')
   Call: (221) [system] 'O'='('
   Fail: (221) [system] 'O'='('
   Call: (221) [system] 'O'='['
   Fail: (221) [system] 'O'='['
   Call: (221) [system] 'O'='{'
   Fail: (221) [system] 'O'='{'
   Call: (221) [system] 'O'='"'
   Fail: (221) [system] 'O'='"'
   Call: (221) [system] 'O'=!
   Fail: (221) [system] 'O'=!
   Call: (221) [system] 'O'='\''
   Fail: (221) [system] 'O'='\''
   Call: (221) [system] 'O'='`'
   Fail: (221) [system] 'O'='`'
   Call: (221) [system] 'O'=end_of_file
   Fail: (221) [system] 'O'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'O', _343944)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _377598)
   Call: (223) [system] peek_char((0x55798e5fad60), _378532)
   Exit: (223) [system] peek_char((0x55798e5fad60), r)
^  Call: (223) [user] is_delimiter(r)
   Call: (224) [system] char_type(r, space)
   Fail: (224) [system] char_type(r, space)
   Call: (224) [system] arg(_383252, v('(', ')', end_of_file), r)
   Fail: (224) [system] arg(_384184, v('(', ')', end_of_file), r)
^  Fail: (223) [user] is_delimiter(r)
   Call: (223) [system] ')'==r
   Fail: (223) [system] ')'==r
   Call: (223) [system] get_char((0x55798e5fad60), r)
   Exit: (223) [system] get_char((0x55798e5fad60), r)
   Call: (223) [system] r=(\)
   Fail: (223) [system] r=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _391534)
   Call: (224) [system] peek_char((0x55798e5fad60), _392468)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (224) [user] is_delimiter('L')
   Call: (225) [system] char_type('L', space)
   Fail: (225) [system] char_type('L', space)
   Call: (225) [system] arg(_397188, v('(', ')', end_of_file), 'L')
   Fail: (225) [system] arg(_398120, v('(', ')', end_of_file), 'L')
^  Fail: (224) [user] is_delimiter('L')
   Call: (224) [system] ')'=='L'
   Fail: (224) [system] ')'=='L'
   Call: (224) [system] get_char((0x55798e5fad60), 'L')
   Exit: (224) [system] get_char((0x55798e5fad60), 'L')
   Call: (224) [system] 'L'=(\)
   Fail: (224) [system] 'L'=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _405470)
   Call: (225) [system] peek_char((0x55798e5fad60), _406404)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_411124, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_412056, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _419406)
   Call: (226) [system] peek_char((0x55798e5fad60), _420340)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_425060, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_425992, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _433342)
   Call: (227) [system] peek_char((0x55798e5fad60), _434276)
   Exit: (227) [system] peek_char((0x55798e5fad60), k)
^  Call: (227) [user] is_delimiter(k)
   Call: (228) [system] char_type(k, space)
   Fail: (228) [system] char_type(k, space)
   Call: (228) [system] arg(_438996, v('(', ')', end_of_file), k)
   Fail: (228) [system] arg(_439928, v('(', ')', end_of_file), k)
^  Fail: (227) [user] is_delimiter(k)
   Call: (227) [system] ')'==k
   Fail: (227) [system] ')'==k
   Call: (227) [system] get_char((0x55798e5fad60), k)
   Exit: (227) [system] get_char((0x55798e5fad60), k)
   Call: (227) [system] k=(\)
   Fail: (227) [system] k=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _447278)
   Call: (228) [system] peek_char((0x55798e5fad60), _448212)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _447278=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (227) [system] _433342=[k]
   Exit: (227) [system] [k]=[k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (226) [system] _419406=[n, k]
   Exit: (226) [system] [n, k]=[n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (225) [system] _405470=[i, n, k]
   Exit: (225) [system] [i, n, k]=[i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (224) [system] _391534=['L', i, n, k]
   Exit: (224) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (223) [system] _377598=[r, 'L', i, n, k]
   Exit: (223) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (222) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _343944)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_471492, _471494), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _343944), _471468, fail)), '$restore_trace'(_471492, _471494))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_471492, _471494))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _343944), _471468, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_343944)
   Fail: (223) [system] atomic(_343944)
   Call: (223) [system] atom_chars(_343944, ['O', r, 'L', i, n, k])
   Exit: (223) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (222) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _480868)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _482726)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _490464)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _493168)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _508246)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _513816)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _515674)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _529828)
   Exit: (222) [system] get_char((0x55798e5fad60), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _513816)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _535398)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'I')
   Call: (224) [system] 'I'=(;)
   Fail: (224) [system] 'I'=(;)
^  Call: (224) [user] is_like_space('I')
   Call: (225) [system] char_type('I', 'white')
   Fail: (225) [system] char_type('I', 'white')
   Call: (225) [system] char_type('I', end_of_line)
   Fail: (225) [system] char_type('I', end_of_line)
   Call: (225) [system] char_type('I', space)
   Fail: (225) [system] char_type('I', space)
   Call: (225) [system] char_type('I', cntrl)
   Fail: (225) [system] char_type('I', cntrl)
^  Fail: (224) [user] is_like_space('I')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _549552)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'I')
   Call: (223) [system] 'I'=')'
   Fail: (223) [system] 'I'=')'
   Call: (223) [system] 'I'=end_of_file
   Fail: (223) [system] 'I'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _555122)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _556980)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'=(;)
   Fail: (225) [system] 'I'=(;)
^  Call: (225) [user] is_like_space('I')
   Call: (226) [system] char_type('I', 'white')
   Fail: (226) [system] char_type('I', 'white')
   Call: (226) [system] char_type('I', end_of_line)
   Fail: (226) [system] char_type('I', end_of_line)
   Call: (226) [system] char_type('I', space)
   Fail: (226) [system] char_type('I', space)
   Call: (226) [system] char_type('I', cntrl)
   Fail: (226) [system] char_type('I', cntrl)
^  Fail: (225) [user] is_like_space('I')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _571134)
   Exit: (224) [system] get_char((0x55798e5fad60), 'I')
   Call: (224) [system] 'I'='('
   Fail: (224) [system] 'I'='('
   Call: (224) [system] 'I'='['
   Fail: (224) [system] 'I'='['
   Call: (224) [system] 'I'='{'
   Fail: (224) [system] 'I'='{'
   Call: (224) [system] 'I'='"'
   Fail: (224) [system] 'I'='"'
   Call: (224) [system] 'I'=!
   Fail: (224) [system] 'I'=!
   Call: (224) [system] 'I'='\''
   Fail: (224) [system] 'I'='\''
   Call: (224) [system] 'I'='`'
   Fail: (224) [system] 'I'='`'
   Call: (224) [system] 'I'=end_of_file
   Fail: (224) [system] 'I'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'I', _555122)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _588776)
   Call: (226) [system] peek_char((0x55798e5fad60), _589710)
   Exit: (226) [system] peek_char((0x55798e5fad60), m)
^  Call: (226) [user] is_delimiter(m)
   Call: (227) [system] char_type(m, space)
   Fail: (227) [system] char_type(m, space)
   Call: (227) [system] arg(_594430, v('(', ')', end_of_file), m)
   Fail: (227) [system] arg(_595362, v('(', ')', end_of_file), m)
^  Fail: (226) [user] is_delimiter(m)
   Call: (226) [system] ')'==m
   Fail: (226) [system] ')'==m
   Call: (226) [system] get_char((0x55798e5fad60), m)
   Exit: (226) [system] get_char((0x55798e5fad60), m)
   Call: (226) [system] m=(\)
   Fail: (226) [system] m=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _602712)
   Call: (227) [system] peek_char((0x55798e5fad60), _603646)
   Exit: (227) [system] peek_char((0x55798e5fad60), p)
^  Call: (227) [user] is_delimiter(p)
   Call: (228) [system] char_type(p, space)
   Fail: (228) [system] char_type(p, space)
   Call: (228) [system] arg(_608366, v('(', ')', end_of_file), p)
   Fail: (228) [system] arg(_609298, v('(', ')', end_of_file), p)
^  Fail: (227) [user] is_delimiter(p)
   Call: (227) [system] ')'==p
   Fail: (227) [system] ')'==p
   Call: (227) [system] get_char((0x55798e5fad60), p)
   Exit: (227) [system] get_char((0x55798e5fad60), p)
   Call: (227) [system] p=(\)
   Fail: (227) [system] p=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _616648)
   Call: (228) [system] peek_char((0x55798e5fad60), _617582)
   Exit: (228) [system] peek_char((0x55798e5fad60), l)
^  Call: (228) [user] is_delimiter(l)
   Call: (229) [system] char_type(l, space)
   Fail: (229) [system] char_type(l, space)
   Call: (229) [system] arg(_622302, v('(', ')', end_of_file), l)
   Fail: (229) [system] arg(_623234, v('(', ')', end_of_file), l)
^  Fail: (228) [user] is_delimiter(l)
   Call: (228) [system] ')'==l
   Fail: (228) [system] ')'==l
   Call: (228) [system] get_char((0x55798e5fad60), l)
   Exit: (228) [system] get_char((0x55798e5fad60), l)
   Call: (228) [system] l=(\)
   Fail: (228) [system] l=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _630584)
   Call: (229) [system] peek_char((0x55798e5fad60), _631518)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_636238, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_637170, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _644520)
   Call: (230) [system] peek_char((0x55798e5fad60), _645454)
   Exit: (230) [system] peek_char((0x55798e5fad60), c)
^  Call: (230) [user] is_delimiter(c)
   Call: (231) [system] char_type(c, space)
   Fail: (231) [system] char_type(c, space)
   Call: (231) [system] arg(_650174, v('(', ')', end_of_file), c)
   Fail: (231) [system] arg(_651106, v('(', ')', end_of_file), c)
^  Fail: (230) [user] is_delimiter(c)
   Call: (230) [system] ')'==c
   Fail: (230) [system] ')'==c
   Call: (230) [system] get_char((0x55798e5fad60), c)
   Exit: (230) [system] get_char((0x55798e5fad60), c)
   Call: (230) [system] c=(\)
   Fail: (230) [system] c=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _658456)
   Call: (231) [system] peek_char((0x55798e5fad60), _659390)
   Exit: (231) [system] peek_char((0x55798e5fad60), a)
^  Call: (231) [user] is_delimiter(a)
   Call: (232) [system] char_type(a, space)
   Fail: (232) [system] char_type(a, space)
   Call: (232) [system] arg(_664110, v('(', ')', end_of_file), a)
   Fail: (232) [system] arg(_665042, v('(', ')', end_of_file), a)
^  Fail: (231) [user] is_delimiter(a)
   Call: (231) [system] ')'==a
   Fail: (231) [system] ')'==a
   Call: (231) [system] get_char((0x55798e5fad60), a)
   Exit: (231) [system] get_char((0x55798e5fad60), a)
   Call: (231) [system] a=(\)
   Fail: (231) [system] a=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _672392)
   Call: (232) [system] peek_char((0x55798e5fad60), _673326)
   Exit: (232) [system] peek_char((0x55798e5fad60), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_678046, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_678978, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55798e5fad60), t)
   Exit: (232) [system] get_char((0x55798e5fad60), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _686328)
   Call: (233) [system] peek_char((0x55798e5fad60), _687262)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_691982, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_692914, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _700264)
   Call: (234) [system] peek_char((0x55798e5fad60), _701198)
   Exit: (234) [system] peek_char((0x55798e5fad60), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_705918, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_706850, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55798e5fad60), o)
   Exit: (234) [system] get_char((0x55798e5fad60), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _714200)
   Call: (235) [system] peek_char((0x55798e5fad60), _715134)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_719854, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_720786, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _728136)
   Call: (236) [system] peek_char((0x55798e5fad60), _729070)
   Exit: (236) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _728136=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (235) [system] _714200=[n]
   Exit: (235) [system] [n]=[n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (234) [system] _700264=[o, n]
   Exit: (234) [system] [o, n]=[o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (233) [system] _686328=[i, o, n]
   Exit: (233) [system] [i, o, n]=[i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (232) [system] _672392=[t, i, o, n]
   Exit: (232) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (231) [system] _658456=[a, t, i, o, n]
   Exit: (231) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (230) [system] _644520=[c, a, t, i, o, n]
   Exit: (230) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (229) [system] _630584=[i, c, a, t, i, o, n]
   Exit: (229) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (228) [system] _616648=[l, i, c, a, t, i, o, n]
   Exit: (228) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (227) [system] _602712=[p, l, i, c, a, t, i, o, n]
   Exit: (227) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (226) [system] _588776=[m, p, l, i, c, a, t, i, o, n]
   Exit: (226) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (225) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _555122)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_766320, _766322), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _555122), _766296, fail)), '$restore_trace'(_766320, _766322))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_766320, _766322))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _555122), _766296, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_555122)
   Fail: (226) [system] atomic(_555122)
   Call: (226) [system] atom_chars(_555122, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (226) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (225) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _775696)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _777554)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _785292)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _787996)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _803074)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=')'
   Fail: (224) [system] '('=')'
   Call: (224) [system] '('=end_of_file
   Fail: (224) [system] '('=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _808644)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _810502)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _824656)
   Exit: (225) [system] get_char((0x55798e5fad60), '(')
   Call: (225) [system] '('='('
   Exit: (225) [system] '('='('
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _808644)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _830226)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'O')
   Call: (227) [system] 'O'=(;)
   Fail: (227) [system] 'O'=(;)
^  Call: (227) [user] is_like_space('O')
   Call: (228) [system] char_type('O', 'white')
   Fail: (228) [system] char_type('O', 'white')
   Call: (228) [system] char_type('O', end_of_line)
   Fail: (228) [system] char_type('O', end_of_line)
   Call: (228) [system] char_type('O', space)
   Fail: (228) [system] char_type('O', space)
   Call: (228) [system] char_type('O', cntrl)
   Fail: (228) [system] char_type('O', cntrl)
^  Fail: (227) [user] is_like_space('O')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _844380)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'O')
   Call: (226) [system] 'O'=')'
   Fail: (226) [system] 'O'=')'
   Call: (226) [system] 'O'=end_of_file
   Fail: (226) [system] 'O'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _849950)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _851808)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'O')
   Call: (228) [system] 'O'=(;)
   Fail: (228) [system] 'O'=(;)
^  Call: (228) [user] is_like_space('O')
   Call: (229) [system] char_type('O', 'white')
   Fail: (229) [system] char_type('O', 'white')
   Call: (229) [system] char_type('O', end_of_line)
   Fail: (229) [system] char_type('O', end_of_line)
   Call: (229) [system] char_type('O', space)
   Fail: (229) [system] char_type('O', space)
   Call: (229) [system] char_type('O', cntrl)
   Fail: (229) [system] char_type('O', cntrl)
^  Fail: (228) [user] is_like_space('O')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _865962)
   Exit: (227) [system] get_char((0x55798e5fad60), 'O')
   Call: (227) [system] 'O'='('
   Fail: (227) [system] 'O'='('
   Call: (227) [system] 'O'='['
   Fail: (227) [system] 'O'='['
   Call: (227) [system] 'O'='{'
   Fail: (227) [system] 'O'='{'
   Call: (227) [system] 'O'='"'
   Fail: (227) [system] 'O'='"'
   Call: (227) [system] 'O'=!
   Fail: (227) [system] 'O'=!
   Call: (227) [system] 'O'='\''
   Fail: (227) [system] 'O'='\''
   Call: (227) [system] 'O'='`'
   Fail: (227) [system] 'O'='`'
   Call: (227) [system] 'O'=end_of_file
   Fail: (227) [system] 'O'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'O', _849950)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _883604)
   Call: (229) [system] peek_char((0x55798e5fad60), _884538)
   Exit: (229) [system] peek_char((0x55798e5fad60), r)
^  Call: (229) [user] is_delimiter(r)
   Call: (230) [system] char_type(r, space)
   Fail: (230) [system] char_type(r, space)
   Call: (230) [system] arg(_889258, v('(', ')', end_of_file), r)
   Fail: (230) [system] arg(_890190, v('(', ')', end_of_file), r)
^  Fail: (229) [user] is_delimiter(r)
   Call: (229) [system] ')'==r
   Fail: (229) [system] ')'==r
   Call: (229) [system] get_char((0x55798e5fad60), r)
   Exit: (229) [system] get_char((0x55798e5fad60), r)
   Call: (229) [system] r=(\)
   Fail: (229) [system] r=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _897540)
   Call: (230) [system] peek_char((0x55798e5fad60), _898474)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (230) [user] is_delimiter('L')
   Call: (231) [system] char_type('L', space)
   Fail: (231) [system] char_type('L', space)
   Call: (231) [system] arg(_903194, v('(', ')', end_of_file), 'L')
   Fail: (231) [system] arg(_904126, v('(', ')', end_of_file), 'L')
^  Fail: (230) [user] is_delimiter('L')
   Call: (230) [system] ')'=='L'
   Fail: (230) [system] ')'=='L'
   Call: (230) [system] get_char((0x55798e5fad60), 'L')
   Exit: (230) [system] get_char((0x55798e5fad60), 'L')
   Call: (230) [system] 'L'=(\)
   Fail: (230) [system] 'L'=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _911476)
   Call: (231) [system] peek_char((0x55798e5fad60), _912410)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_917130, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_918062, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _925412)
   Call: (232) [system] peek_char((0x55798e5fad60), _926346)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_931066, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_931998, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _939348)
   Call: (233) [system] peek_char((0x55798e5fad60), _940282)
   Exit: (233) [system] peek_char((0x55798e5fad60), k)
^  Call: (233) [user] is_delimiter(k)
   Call: (234) [system] char_type(k, space)
   Fail: (234) [system] char_type(k, space)
   Call: (234) [system] arg(_945002, v('(', ')', end_of_file), k)
   Fail: (234) [system] arg(_945934, v('(', ')', end_of_file), k)
^  Fail: (233) [user] is_delimiter(k)
   Call: (233) [system] ')'==k
   Fail: (233) [system] ')'==k
   Call: (233) [system] get_char((0x55798e5fad60), k)
   Exit: (233) [system] get_char((0x55798e5fad60), k)
   Call: (233) [system] k=(\)
   Fail: (233) [system] k=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _953284)
   Call: (234) [system] peek_char((0x55798e5fad60), _954218)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _953284=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (233) [system] _939348=[k]
   Exit: (233) [system] [k]=[k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (232) [system] _925412=[n, k]
   Exit: (232) [system] [n, k]=[n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (231) [system] _911476=[i, n, k]
   Exit: (231) [system] [i, n, k]=[i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (230) [system] _897540=['L', i, n, k]
   Exit: (230) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (229) [system] _883604=[r, 'L', i, n, k]
   Exit: (229) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (228) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _849950)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_977498, _977500), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _849950), _977474, fail)), '$restore_trace'(_977498, _977500))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_977498, _977500))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _849950), _977474, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_849950)
   Fail: (229) [system] atomic(_849950)
   Call: (229) [system] atom_chars(_849950, ['O', r, 'L', i, n, k])
   Exit: (229) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (228) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _986874)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _988732)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _996470)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _999174)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'C')
   Call: (229) [system] 'C'=(;)
   Fail: (229) [system] 'C'=(;)
^  Call: (229) [user] is_like_space('C')
   Call: (230) [system] char_type('C', 'white')
   Fail: (230) [system] char_type('C', 'white')
   Call: (230) [system] char_type('C', end_of_line)
   Fail: (230) [system] char_type('C', end_of_line)
   Call: (230) [system] char_type('C', space)
   Fail: (230) [system] char_type('C', space)
   Call: (230) [system] char_type('C', cntrl)
   Fail: (230) [system] char_type('C', cntrl)
^  Fail: (229) [user] is_like_space('C')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1014252)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'C')
   Call: (227) [system] 'C'=')'
   Fail: (227) [system] 'C'=')'
   Call: (227) [system] 'C'=end_of_file
   Fail: (227) [system] 'C'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _1019822)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1021680)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'C')
   Call: (229) [system] 'C'=(;)
   Fail: (229) [system] 'C'=(;)
^  Call: (229) [user] is_like_space('C')
   Call: (230) [system] char_type('C', 'white')
   Fail: (230) [system] char_type('C', 'white')
   Call: (230) [system] char_type('C', end_of_line)
   Fail: (230) [system] char_type('C', end_of_line)
   Call: (230) [system] char_type('C', space)
   Fail: (230) [system] char_type('C', space)
   Call: (230) [system] char_type('C', cntrl)
   Fail: (230) [system] char_type('C', cntrl)
^  Fail: (229) [user] is_like_space('C')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _1035834)
   Exit: (228) [system] get_char((0x55798e5fad60), 'C')
   Call: (228) [system] 'C'='('
   Fail: (228) [system] 'C'='('
   Call: (228) [system] 'C'='['
   Fail: (228) [system] 'C'='['
   Call: (228) [system] 'C'='{'
   Fail: (228) [system] 'C'='{'
   Call: (228) [system] 'C'='"'
   Fail: (228) [system] 'C'='"'
   Call: (228) [system] 'C'=!
   Fail: (228) [system] 'C'=!
   Call: (228) [system] 'C'='\''
   Fail: (228) [system] 'C'='\''
   Call: (228) [system] 'C'='`'
   Fail: (228) [system] 'C'='`'
   Call: (228) [system] 'C'=end_of_file
   Fail: (228) [system] 'C'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1019822)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1053476)
   Call: (230) [system] peek_char((0x55798e5fad60), _1054410)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _1053476=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (229) [user] classify_and_convert_charseq('C', [], _1019822)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1063720, _1063722), once(user:catch(read_from_chars(['C'], _1019822), _1063696, fail)), '$restore_trace'(_1063720, _1063722))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1063720, _1063722))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1019822), _1063696, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_1019822)
   Fail: (230) [system] atomic(_1019822)
   Call: (230) [system] atom_chars(_1019822, ['C'])
   Exit: (230) [system] atom_chars('C', ['C'])
^  Exit: (229) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1073096)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1074954)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _1082692)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1085396)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'D')
   Call: (230) [system] 'D'=(;)
   Fail: (230) [system] 'D'=(;)
^  Call: (230) [user] is_like_space('D')
   Call: (231) [system] char_type('D', 'white')
   Fail: (231) [system] char_type('D', 'white')
   Call: (231) [system] char_type('D', end_of_line)
   Fail: (231) [system] char_type('D', end_of_line)
   Call: (231) [system] char_type('D', space)
   Fail: (231) [system] char_type('D', space)
   Call: (231) [system] char_type('D', cntrl)
   Fail: (231) [system] char_type('D', cntrl)
^  Fail: (230) [user] is_like_space('D')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1100474)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'D')
   Call: (228) [system] 'D'=')'
   Fail: (228) [system] 'D'=')'
   Call: (228) [system] 'D'=end_of_file
   Fail: (228) [system] 'D'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _1106044)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1107902)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'D')
   Call: (230) [system] 'D'=(;)
   Fail: (230) [system] 'D'=(;)
^  Call: (230) [user] is_like_space('D')
   Call: (231) [system] char_type('D', 'white')
   Fail: (231) [system] char_type('D', 'white')
   Call: (231) [system] char_type('D', end_of_line)
   Fail: (231) [system] char_type('D', end_of_line)
   Call: (231) [system] char_type('D', space)
   Fail: (231) [system] char_type('D', space)
   Call: (231) [system] char_type('D', cntrl)
   Fail: (231) [system] char_type('D', cntrl)
^  Fail: (230) [user] is_like_space('D')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _1122056)
   Exit: (229) [system] get_char((0x55798e5fad60), 'D')
   Call: (229) [system] 'D'='('
   Fail: (229) [system] 'D'='('
   Call: (229) [system] 'D'='['
   Fail: (229) [system] 'D'='['
   Call: (229) [system] 'D'='{'
   Fail: (229) [system] 'D'='{'
   Call: (229) [system] 'D'='"'
   Fail: (229) [system] 'D'='"'
   Call: (229) [system] 'D'=!
   Fail: (229) [system] 'D'=!
   Call: (229) [system] 'D'='\''
   Fail: (229) [system] 'D'='\''
   Call: (229) [system] 'D'='`'
   Fail: (229) [system] 'D'='`'
   Call: (229) [system] 'D'=end_of_file
   Fail: (229) [system] 'D'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1106044)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1139698)
   Call: (231) [system] peek_char((0x55798e5fad60), _1140632)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
^  Call: (231) [user] is_delimiter(')')
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] arg(_1145352, v('(', ')', end_of_file), ')')
   Exit: (232) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (231) [user] is_delimiter(')')
   Call: (231) [system] _1139698=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (230) [user] classify_and_convert_charseq('D', [], _1106044)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1151814, _1151816), once(user:catch(read_from_chars(['D'], _1106044), _1151790, fail)), '$restore_trace'(_1151814, _1151816))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1151814, _1151816))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1106044), _1151790, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1106044)
   Fail: (231) [system] atomic(_1106044)
   Call: (231) [system] atom_chars(_1106044, ['D'])
   Exit: (231) [system] atom_chars('D', ['D'])
^  Exit: (230) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1161190)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1163048)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=(;)
   Fail: (230) [system] ')'=(;)
^  Call: (230) [user] is_like_space(')')
   Call: (231) [system] char_type(')', 'white')
   Fail: (231) [system] char_type(')', 'white')
   Call: (231) [system] char_type(')', end_of_line)
   Fail: (231) [system] char_type(')', end_of_line)
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] char_type(')', cntrl)
   Fail: (231) [system] char_type(')', cntrl)
^  Fail: (230) [user] is_like_space(')')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1177202)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=')'
   Exit: (229) [system] ')'=')'
   Call: (229) [system] get_char((0x55798e5fad60), _1180992)
   Exit: (229) [system] get_char((0x55798e5fad60), ')')
   Call: (229) [system] _1161190=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), [])
   Call: (228) [system] _1073096=['D']
   Exit: (228) [system] ['D']=['D']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (227) [system] _986874=['C', 'D']
   Exit: (227) [system] ['C', 'D']=['C', 'D']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (226) [system] _808644=['OrLink', 'C', 'D']
   Exit: (226) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1194874)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1196732)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _1204470)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1207174)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'E')
   Call: (227) [system] 'E'=(;)
   Fail: (227) [system] 'E'=(;)
^  Call: (227) [user] is_like_space('E')
   Call: (228) [system] char_type('E', 'white')
   Fail: (228) [system] char_type('E', 'white')
   Call: (228) [system] char_type('E', end_of_line)
   Fail: (228) [system] char_type('E', end_of_line)
   Call: (228) [system] char_type('E', space)
   Fail: (228) [system] char_type('E', space)
   Call: (228) [system] char_type('E', cntrl)
   Fail: (228) [system] char_type('E', cntrl)
^  Fail: (227) [user] is_like_space('E')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1222252)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'E')
   Call: (225) [system] 'E'=')'
   Fail: (225) [system] 'E'=')'
   Call: (225) [system] 'E'=end_of_file
   Fail: (225) [system] 'E'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1227822)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1229680)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'E')
   Call: (227) [system] 'E'=(;)
   Fail: (227) [system] 'E'=(;)
^  Call: (227) [user] is_like_space('E')
   Call: (228) [system] char_type('E', 'white')
   Fail: (228) [system] char_type('E', 'white')
   Call: (228) [system] char_type('E', end_of_line)
   Fail: (228) [system] char_type('E', end_of_line)
   Call: (228) [system] char_type('E', space)
   Fail: (228) [system] char_type('E', space)
   Call: (228) [system] char_type('E', cntrl)
   Fail: (228) [system] char_type('E', cntrl)
^  Fail: (227) [user] is_like_space('E')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1243834)
   Exit: (226) [system] get_char((0x55798e5fad60), 'E')
   Call: (226) [system] 'E'='('
   Fail: (226) [system] 'E'='('
   Call: (226) [system] 'E'='['
   Fail: (226) [system] 'E'='['
   Call: (226) [system] 'E'='{'
   Fail: (226) [system] 'E'='{'
   Call: (226) [system] 'E'='"'
   Fail: (226) [system] 'E'='"'
   Call: (226) [system] 'E'=!
   Fail: (226) [system] 'E'=!
   Call: (226) [system] 'E'='\''
   Fail: (226) [system] 'E'='\''
   Call: (226) [system] 'E'='`'
   Fail: (226) [system] 'E'='`'
   Call: (226) [system] 'E'=end_of_file
   Fail: (226) [system] 'E'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'E', _1227822)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1261476)
   Call: (228) [system] peek_char((0x55798e5fad60), _1262410)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
^  Call: (228) [user] is_delimiter(')')
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] arg(_1267130, v('(', ')', end_of_file), ')')
   Exit: (229) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (228) [user] is_delimiter(')')
   Call: (228) [system] _1261476=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (227) [user] classify_and_convert_charseq('E', [], _1227822)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1273592, _1273594), once(user:catch(read_from_chars(['E'], _1227822), _1273568, fail)), '$restore_trace'(_1273592, _1273594))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1273592, _1273594))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1227822), _1273568, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1227822)
   Fail: (228) [system] atomic(_1227822)
   Call: (228) [system] atom_chars(_1227822, ['E'])
   Exit: (228) [system] atom_chars('E', ['E'])
^  Exit: (227) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1282968)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1284826)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1298980)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55798e5fad60), _1302770)
   Exit: (226) [system] get_char((0x55798e5fad60), ')')
   Call: (226) [system] _1282968=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [])
   Call: (225) [system] _1194874=['E']
   Exit: (225) [system] ['E']=['E']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (224) [system] _775696=[['OrLink', 'C', 'D'], 'E']
   Exit: (224) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (223) [system] _513816=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (223) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1316652)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1318510)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _1326248)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1328952)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1344030)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1349600)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1351458)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1365612)
   Exit: (223) [system] get_char((0x55798e5fad60), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1349600)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1371182)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'=(;)
   Fail: (225) [system] 'I'=(;)
^  Call: (225) [user] is_like_space('I')
   Call: (226) [system] char_type('I', 'white')
   Fail: (226) [system] char_type('I', 'white')
   Call: (226) [system] char_type('I', end_of_line)
   Fail: (226) [system] char_type('I', end_of_line)
   Call: (226) [system] char_type('I', space)
   Fail: (226) [system] char_type('I', space)
   Call: (226) [system] char_type('I', cntrl)
   Fail: (226) [system] char_type('I', cntrl)
^  Fail: (225) [user] is_like_space('I')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1385336)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'I')
   Call: (224) [system] 'I'=')'
   Fail: (224) [system] 'I'=')'
   Call: (224) [system] 'I'=end_of_file
   Fail: (224) [system] 'I'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1390906)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1392764)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'=(;)
   Fail: (226) [system] 'I'=(;)
^  Call: (226) [user] is_like_space('I')
   Call: (227) [system] char_type('I', 'white')
   Fail: (227) [system] char_type('I', 'white')
   Call: (227) [system] char_type('I', end_of_line)
   Fail: (227) [system] char_type('I', end_of_line)
   Call: (227) [system] char_type('I', space)
   Fail: (227) [system] char_type('I', space)
   Call: (227) [system] char_type('I', cntrl)
   Fail: (227) [system] char_type('I', cntrl)
^  Fail: (226) [user] is_like_space('I')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1406918)
   Exit: (225) [system] get_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'='('
   Fail: (225) [system] 'I'='('
   Call: (225) [system] 'I'='['
   Fail: (225) [system] 'I'='['
   Call: (225) [system] 'I'='{'
   Fail: (225) [system] 'I'='{'
   Call: (225) [system] 'I'='"'
   Fail: (225) [system] 'I'='"'
   Call: (225) [system] 'I'=!
   Fail: (225) [system] 'I'=!
   Call: (225) [system] 'I'='\''
   Fail: (225) [system] 'I'='\''
   Call: (225) [system] 'I'='`'
   Fail: (225) [system] 'I'='`'
   Call: (225) [system] 'I'=end_of_file
   Fail: (225) [system] 'I'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1390906)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1424560)
   Call: (227) [system] peek_char((0x55798e5fad60), _1425494)
   Exit: (227) [system] peek_char((0x55798e5fad60), m)
^  Call: (227) [user] is_delimiter(m)
   Call: (228) [system] char_type(m, space)
   Fail: (228) [system] char_type(m, space)
   Call: (228) [system] arg(_1430214, v('(', ')', end_of_file), m)
   Fail: (228) [system] arg(_1431146, v('(', ')', end_of_file), m)
^  Fail: (227) [user] is_delimiter(m)
   Call: (227) [system] ')'==m
   Fail: (227) [system] ')'==m
   Call: (227) [system] get_char((0x55798e5fad60), m)
   Exit: (227) [system] get_char((0x55798e5fad60), m)
   Call: (227) [system] m=(\)
   Fail: (227) [system] m=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1438496)
   Call: (228) [system] peek_char((0x55798e5fad60), _1439430)
   Exit: (228) [system] peek_char((0x55798e5fad60), p)
^  Call: (228) [user] is_delimiter(p)
   Call: (229) [system] char_type(p, space)
   Fail: (229) [system] char_type(p, space)
   Call: (229) [system] arg(_1444150, v('(', ')', end_of_file), p)
   Fail: (229) [system] arg(_1445082, v('(', ')', end_of_file), p)
^  Fail: (228) [user] is_delimiter(p)
   Call: (228) [system] ')'==p
   Fail: (228) [system] ')'==p
   Call: (228) [system] get_char((0x55798e5fad60), p)
   Exit: (228) [system] get_char((0x55798e5fad60), p)
   Call: (228) [system] p=(\)
   Fail: (228) [system] p=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1452432)
   Call: (229) [system] peek_char((0x55798e5fad60), _1453366)
   Exit: (229) [system] peek_char((0x55798e5fad60), l)
^  Call: (229) [user] is_delimiter(l)
   Call: (230) [system] char_type(l, space)
   Fail: (230) [system] char_type(l, space)
   Call: (230) [system] arg(_1458086, v('(', ')', end_of_file), l)
   Fail: (230) [system] arg(_1459018, v('(', ')', end_of_file), l)
^  Fail: (229) [user] is_delimiter(l)
   Call: (229) [system] ')'==l
   Fail: (229) [system] ')'==l
   Call: (229) [system] get_char((0x55798e5fad60), l)
   Exit: (229) [system] get_char((0x55798e5fad60), l)
   Call: (229) [system] l=(\)
   Fail: (229) [system] l=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1466368)
   Call: (230) [system] peek_char((0x55798e5fad60), _1467302)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_1472022, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_1472954, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1480304)
   Call: (231) [system] peek_char((0x55798e5fad60), _1481238)
   Exit: (231) [system] peek_char((0x55798e5fad60), c)
^  Call: (231) [user] is_delimiter(c)
   Call: (232) [system] char_type(c, space)
   Fail: (232) [system] char_type(c, space)
   Call: (232) [system] arg(_1485958, v('(', ')', end_of_file), c)
   Fail: (232) [system] arg(_1486890, v('(', ')', end_of_file), c)
^  Fail: (231) [user] is_delimiter(c)
   Call: (231) [system] ')'==c
   Fail: (231) [system] ')'==c
   Call: (231) [system] get_char((0x55798e5fad60), c)
   Exit: (231) [system] get_char((0x55798e5fad60), c)
   Call: (231) [system] c=(\)
   Fail: (231) [system] c=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1494240)
   Call: (232) [system] peek_char((0x55798e5fad60), _1495174)
   Exit: (232) [system] peek_char((0x55798e5fad60), a)
^  Call: (232) [user] is_delimiter(a)
   Call: (233) [system] char_type(a, space)
   Fail: (233) [system] char_type(a, space)
   Call: (233) [system] arg(_1499894, v('(', ')', end_of_file), a)
   Fail: (233) [system] arg(_1500826, v('(', ')', end_of_file), a)
^  Fail: (232) [user] is_delimiter(a)
   Call: (232) [system] ')'==a
   Fail: (232) [system] ')'==a
   Call: (232) [system] get_char((0x55798e5fad60), a)
   Exit: (232) [system] get_char((0x55798e5fad60), a)
   Call: (232) [system] a=(\)
   Fail: (232) [system] a=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1508176)
   Call: (233) [system] peek_char((0x55798e5fad60), _1509110)
   Exit: (233) [system] peek_char((0x55798e5fad60), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_1513830, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_1514762, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55798e5fad60), t)
   Exit: (233) [system] get_char((0x55798e5fad60), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1522112)
   Call: (234) [system] peek_char((0x55798e5fad60), _1523046)
   Exit: (234) [system] peek_char((0x55798e5fad60), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_1527766, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_1528698, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55798e5fad60), i)
   Exit: (234) [system] get_char((0x55798e5fad60), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1536048)
   Call: (235) [system] peek_char((0x55798e5fad60), _1536982)
   Exit: (235) [system] peek_char((0x55798e5fad60), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_1541702, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_1542634, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55798e5fad60), o)
   Exit: (235) [system] get_char((0x55798e5fad60), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1549984)
   Call: (236) [system] peek_char((0x55798e5fad60), _1550918)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1555638, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1556570, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1563920)
   Call: (237) [system] peek_char((0x55798e5fad60), _1564854)
   Exit: (237) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (237) [user] is_delimiter(' ')
   Call: (238) [system] char_type(' ', space)
   Exit: (238) [system] char_type(' ', space)
^  Exit: (237) [user] is_delimiter(' ')
   Call: (237) [system] _1563920=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (236) [system] _1549984=[n]
   Exit: (236) [system] [n]=[n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (235) [system] _1536048=[o, n]
   Exit: (235) [system] [o, n]=[o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (234) [system] _1522112=[i, o, n]
   Exit: (234) [system] [i, o, n]=[i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (233) [system] _1508176=[t, i, o, n]
   Exit: (233) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (232) [system] _1494240=[a, t, i, o, n]
   Exit: (232) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (231) [system] _1480304=[c, a, t, i, o, n]
   Exit: (231) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (230) [system] _1466368=[i, c, a, t, i, o, n]
   Exit: (230) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (229) [system] _1452432=[l, i, c, a, t, i, o, n]
   Exit: (229) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (228) [system] _1438496=[p, l, i, c, a, t, i, o, n]
   Exit: (228) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (227) [system] _1424560=[m, p, l, i, c, a, t, i, o, n]
   Exit: (227) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (226) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1390906)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1602104, _1602106), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1390906), _1602080, fail)), '$restore_trace'(_1602104, _1602106))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1602104, _1602106))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1390906), _1602080, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1390906)
   Fail: (227) [system] atomic(_1390906)
   Call: (227) [system] atom_chars(_1390906, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (227) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (226) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1611480)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1613338)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _1621076)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1623780)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1638858)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=')'
   Fail: (225) [system] '('=')'
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1644428)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1646286)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1660440)
   Exit: (226) [system] get_char((0x55798e5fad60), '(')
   Call: (226) [system] '('='('
   Exit: (226) [system] '('='('
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1644428)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1666010)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=(;)
   Fail: (228) [system] 'A'=(;)
^  Call: (228) [user] is_like_space('A')
   Call: (229) [system] char_type('A', 'white')
   Fail: (229) [system] char_type('A', 'white')
   Call: (229) [system] char_type('A', end_of_line)
   Fail: (229) [system] char_type('A', end_of_line)
   Call: (229) [system] char_type('A', space)
   Fail: (229) [system] char_type('A', space)
   Call: (229) [system] char_type('A', cntrl)
   Fail: (229) [system] char_type('A', cntrl)
^  Fail: (228) [user] is_like_space('A')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1680164)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'=')'
   Fail: (227) [system] 'A'=')'
   Call: (227) [system] 'A'=end_of_file
   Fail: (227) [system] 'A'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _1685734)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1687592)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'=(;)
   Fail: (229) [system] 'A'=(;)
^  Call: (229) [user] is_like_space('A')
   Call: (230) [system] char_type('A', 'white')
   Fail: (230) [system] char_type('A', 'white')
   Call: (230) [system] char_type('A', end_of_line)
   Fail: (230) [system] char_type('A', end_of_line)
   Call: (230) [system] char_type('A', space)
   Fail: (230) [system] char_type('A', space)
   Call: (230) [system] char_type('A', cntrl)
   Fail: (230) [system] char_type('A', cntrl)
^  Fail: (229) [user] is_like_space('A')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _1701746)
   Exit: (228) [system] get_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'='('
   Fail: (228) [system] 'A'='('
   Call: (228) [system] 'A'='['
   Fail: (228) [system] 'A'='['
   Call: (228) [system] 'A'='{'
   Fail: (228) [system] 'A'='{'
   Call: (228) [system] 'A'='"'
   Fail: (228) [system] 'A'='"'
   Call: (228) [system] 'A'=!
   Fail: (228) [system] 'A'=!
   Call: (228) [system] 'A'='\''
   Fail: (228) [system] 'A'='\''
   Call: (228) [system] 'A'='`'
   Fail: (228) [system] 'A'='`'
   Call: (228) [system] 'A'=end_of_file
   Fail: (228) [system] 'A'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1685734)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1719388)
   Call: (230) [system] peek_char((0x55798e5fad60), _1720322)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_1725042, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_1725974, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1733324)
   Call: (231) [system] peek_char((0x55798e5fad60), _1734258)
   Exit: (231) [system] peek_char((0x55798e5fad60), d)
^  Call: (231) [user] is_delimiter(d)
   Call: (232) [system] char_type(d, space)
   Fail: (232) [system] char_type(d, space)
   Call: (232) [system] arg(_1738978, v('(', ')', end_of_file), d)
   Fail: (232) [system] arg(_1739910, v('(', ')', end_of_file), d)
^  Fail: (231) [user] is_delimiter(d)
   Call: (231) [system] ')'==d
   Fail: (231) [system] ')'==d
   Call: (231) [system] get_char((0x55798e5fad60), d)
   Exit: (231) [system] get_char((0x55798e5fad60), d)
   Call: (231) [system] d=(\)
   Fail: (231) [system] d=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1747260)
   Call: (232) [system] peek_char((0x55798e5fad60), _1748194)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (232) [user] is_delimiter('L')
   Call: (233) [system] char_type('L', space)
   Fail: (233) [system] char_type('L', space)
   Call: (233) [system] arg(_1752914, v('(', ')', end_of_file), 'L')
   Fail: (233) [system] arg(_1753846, v('(', ')', end_of_file), 'L')
^  Fail: (232) [user] is_delimiter('L')
   Call: (232) [system] ')'=='L'
   Fail: (232) [system] ')'=='L'
   Call: (232) [system] get_char((0x55798e5fad60), 'L')
   Exit: (232) [system] get_char((0x55798e5fad60), 'L')
   Call: (232) [system] 'L'=(\)
   Fail: (232) [system] 'L'=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1761196)
   Call: (233) [system] peek_char((0x55798e5fad60), _1762130)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_1766850, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_1767782, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1775132)
   Call: (234) [system] peek_char((0x55798e5fad60), _1776066)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_1780786, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_1781718, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1789068)
   Call: (235) [system] peek_char((0x55798e5fad60), _1790002)
   Exit: (235) [system] peek_char((0x55798e5fad60), k)
^  Call: (235) [user] is_delimiter(k)
   Call: (236) [system] char_type(k, space)
   Fail: (236) [system] char_type(k, space)
   Call: (236) [system] arg(_1794722, v('(', ')', end_of_file), k)
   Fail: (236) [system] arg(_1795654, v('(', ')', end_of_file), k)
^  Fail: (235) [user] is_delimiter(k)
   Call: (235) [system] ')'==k
   Fail: (235) [system] ')'==k
   Call: (235) [system] get_char((0x55798e5fad60), k)
   Exit: (235) [system] get_char((0x55798e5fad60), k)
   Call: (235) [system] k=(\)
   Fail: (235) [system] k=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1803004)
   Call: (236) [system] peek_char((0x55798e5fad60), _1803938)
   Exit: (236) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _1803004=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (235) [system] _1789068=[k]
   Exit: (235) [system] [k]=[k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (234) [system] _1775132=[n, k]
   Exit: (234) [system] [n, k]=[n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (233) [system] _1761196=[i, n, k]
   Exit: (233) [system] [i, n, k]=[i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (232) [system] _1747260=['L', i, n, k]
   Exit: (232) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (231) [system] _1733324=[d, 'L', i, n, k]
   Exit: (231) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (230) [system] _1719388=[n, d, 'L', i, n, k]
   Exit: (230) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (229) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1685734)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1830012, _1830014), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1685734), _1829988, fail)), '$restore_trace'(_1830012, _1830014))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1830012, _1830014))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1685734), _1829988, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_1685734)
   Fail: (230) [system] atomic(_1685734)
   Call: (230) [system] atom_chars(_1685734, ['A', n, d, 'L', i, n, k])
   Exit: (230) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (229) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1839388)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1841246)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _1848984)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1851688)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'=(;)
   Fail: (230) [system] 'A'=(;)
^  Call: (230) [user] is_like_space('A')
   Call: (231) [system] char_type('A', 'white')
   Fail: (231) [system] char_type('A', 'white')
   Call: (231) [system] char_type('A', end_of_line)
   Fail: (231) [system] char_type('A', end_of_line)
   Call: (231) [system] char_type('A', space)
   Fail: (231) [system] char_type('A', space)
   Call: (231) [system] char_type('A', cntrl)
   Fail: (231) [system] char_type('A', cntrl)
^  Fail: (230) [user] is_like_space('A')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1866766)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=')'
   Fail: (228) [system] 'A'=')'
   Call: (228) [system] 'A'=end_of_file
   Fail: (228) [system] 'A'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _1872336)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1874194)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'=(;)
   Fail: (230) [system] 'A'=(;)
^  Call: (230) [user] is_like_space('A')
   Call: (231) [system] char_type('A', 'white')
   Fail: (231) [system] char_type('A', 'white')
   Call: (231) [system] char_type('A', end_of_line)
   Fail: (231) [system] char_type('A', end_of_line)
   Call: (231) [system] char_type('A', space)
   Fail: (231) [system] char_type('A', space)
   Call: (231) [system] char_type('A', cntrl)
   Fail: (231) [system] char_type('A', cntrl)
^  Fail: (230) [user] is_like_space('A')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _1888348)
   Exit: (229) [system] get_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'='('
   Fail: (229) [system] 'A'='('
   Call: (229) [system] 'A'='['
   Fail: (229) [system] 'A'='['
   Call: (229) [system] 'A'='{'
   Fail: (229) [system] 'A'='{'
   Call: (229) [system] 'A'='"'
   Fail: (229) [system] 'A'='"'
   Call: (229) [system] 'A'=!
   Fail: (229) [system] 'A'=!
   Call: (229) [system] 'A'='\''
   Fail: (229) [system] 'A'='\''
   Call: (229) [system] 'A'='`'
   Fail: (229) [system] 'A'='`'
   Call: (229) [system] 'A'=end_of_file
   Fail: (229) [system] 'A'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1872336)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1905990)
   Call: (231) [system] peek_char((0x55798e5fad60), _1906924)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1905990=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (230) [user] classify_and_convert_charseq('A', [], _1872336)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1916234, _1916236), once(user:catch(read_from_chars(['A'], _1872336), _1916210, fail)), '$restore_trace'(_1916234, _1916236))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1916234, _1916236))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1872336), _1916210, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1872336)
   Fail: (231) [system] atomic(_1872336)
   Call: (231) [system] atom_chars(_1872336, ['A'])
   Exit: (231) [system] atom_chars('A', ['A'])
^  Exit: (230) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1925610)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1927468)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _1935206)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1937910)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'B')
   Call: (231) [system] 'B'=(;)
   Fail: (231) [system] 'B'=(;)
^  Call: (231) [user] is_like_space('B')
   Call: (232) [system] char_type('B', 'white')
   Fail: (232) [system] char_type('B', 'white')
   Call: (232) [system] char_type('B', end_of_line)
   Fail: (232) [system] char_type('B', end_of_line)
   Call: (232) [system] char_type('B', space)
   Fail: (232) [system] char_type('B', space)
   Call: (232) [system] char_type('B', cntrl)
   Fail: (232) [system] char_type('B', cntrl)
^  Fail: (231) [user] is_like_space('B')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1952988)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'B')
   Call: (229) [system] 'B'=')'
   Fail: (229) [system] 'B'=')'
   Call: (229) [system] 'B'=end_of_file
   Fail: (229) [system] 'B'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _1958558)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1960416)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'B')
   Call: (231) [system] 'B'=(;)
   Fail: (231) [system] 'B'=(;)
^  Call: (231) [user] is_like_space('B')
   Call: (232) [system] char_type('B', 'white')
   Fail: (232) [system] char_type('B', 'white')
   Call: (232) [system] char_type('B', end_of_line)
   Fail: (232) [system] char_type('B', end_of_line)
   Call: (232) [system] char_type('B', space)
   Fail: (232) [system] char_type('B', space)
   Call: (232) [system] char_type('B', cntrl)
   Fail: (232) [system] char_type('B', cntrl)
^  Fail: (231) [user] is_like_space('B')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _1974570)
   Exit: (230) [system] get_char((0x55798e5fad60), 'B')
   Call: (230) [system] 'B'='('
   Fail: (230) [system] 'B'='('
   Call: (230) [system] 'B'='['
   Fail: (230) [system] 'B'='['
   Call: (230) [system] 'B'='{'
   Fail: (230) [system] 'B'='{'
   Call: (230) [system] 'B'='"'
   Fail: (230) [system] 'B'='"'
   Call: (230) [system] 'B'=!
   Fail: (230) [system] 'B'=!
   Call: (230) [system] 'B'='\''
   Fail: (230) [system] 'B'='\''
   Call: (230) [system] 'B'='`'
   Fail: (230) [system] 'B'='`'
   Call: (230) [system] 'B'=end_of_file
   Fail: (230) [system] 'B'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1958558)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1992212)
   Call: (232) [system] peek_char((0x55798e5fad60), _1993146)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
^  Call: (232) [user] is_delimiter(')')
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] arg(_1997866, v('(', ')', end_of_file), ')')
   Exit: (233) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (232) [user] is_delimiter(')')
   Call: (232) [system] _1992212=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (231) [user] classify_and_convert_charseq('B', [], _1958558)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_2004328, _2004330), once(user:catch(read_from_chars(['B'], _1958558), _2004304, fail)), '$restore_trace'(_2004328, _2004330))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_2004328, _2004330))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1958558), _2004304, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_1958558)
   Fail: (232) [system] atomic(_1958558)
   Call: (232) [system] atom_chars(_1958558, ['B'])
   Exit: (232) [system] atom_chars('B', ['B'])
^  Exit: (231) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _2013704)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _2015562)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=(;)
   Fail: (231) [system] ')'=(;)
^  Call: (231) [user] is_like_space(')')
   Call: (232) [system] char_type(')', 'white')
   Fail: (232) [system] char_type(')', 'white')
   Call: (232) [system] char_type(')', end_of_line)
   Fail: (232) [system] char_type(')', end_of_line)
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] char_type(')', cntrl)
   Fail: (232) [system] char_type(')', cntrl)
^  Fail: (231) [user] is_like_space(')')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _2029716)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=')'
   Exit: (230) [system] ')'=')'
   Call: (230) [system] get_char((0x55798e5fad60), _2033506)
   Exit: (230) [system] get_char((0x55798e5fad60), ')')
   Call: (230) [system] _2013704=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), [])
   Call: (229) [system] _1925610=['B']
   Exit: (229) [system] ['B']=['B']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (228) [system] _1839388=['A', 'B']
   Exit: (228) [system] ['A', 'B']=['A', 'B']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (227) [system] _1644428=['AndLink', 'A', 'B']
   Exit: (227) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _2047388)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _2049246)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _2056984)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _2059688)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'C')
   Call: (228) [system] 'C'=(;)
   Fail: (228) [system] 'C'=(;)
^  Call: (228) [user] is_like_space('C')
   Call: (229) [system] char_type('C', 'white')
   Fail: (229) [system] char_type('C', 'white')
   Call: (229) [system] char_type('C', end_of_line)
   Fail: (229) [system] char_type('C', end_of_line)
   Call: (229) [system] char_type('C', space)
   Fail: (229) [system] char_type('C', space)
   Call: (229) [system] char_type('C', cntrl)
   Fail: (229) [system] char_type('C', cntrl)
^  Fail: (228) [user] is_like_space('C')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _2074766)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'C')
   Call: (226) [system] 'C'=')'
   Fail: (226) [system] 'C'=')'
   Call: (226) [system] 'C'=end_of_file
   Fail: (226) [system] 'C'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _2080336)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _2082194)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'C')
   Call: (228) [system] 'C'=(;)
   Fail: (228) [system] 'C'=(;)
^  Call: (228) [user] is_like_space('C')
   Call: (229) [system] char_type('C', 'white')
   Fail: (229) [system] char_type('C', 'white')
   Call: (229) [system] char_type('C', end_of_line)
   Fail: (229) [system] char_type('C', end_of_line)
   Call: (229) [system] char_type('C', space)
   Fail: (229) [system] char_type('C', space)
   Call: (229) [system] char_type('C', cntrl)
   Fail: (229) [system] char_type('C', cntrl)
^  Fail: (228) [user] is_like_space('C')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _5744)
   Exit: (227) [system] get_char((0x55798e5fad60), 'C')
   Call: (227) [system] 'C'='('
   Fail: (227) [system] 'C'='('
   Call: (227) [system] 'C'='['
   Fail: (227) [system] 'C'='['
   Call: (227) [system] 'C'='{'
   Fail: (227) [system] 'C'='{'
   Call: (227) [system] 'C'='"'
   Fail: (227) [system] 'C'='"'
   Call: (227) [system] 'C'=!
   Fail: (227) [system] 'C'=!
   Call: (227) [system] 'C'='\''
   Fail: (227) [system] 'C'='\''
   Call: (227) [system] 'C'='`'
   Fail: (227) [system] 'C'='`'
   Call: (227) [system] 'C'=end_of_file
   Fail: (227) [system] 'C'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'C', _5740)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _22982)
   Call: (229) [system] peek_char((0x55798e5fad60), _23916)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
^  Call: (229) [user] is_delimiter(')')
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] arg(_28636, v('(', ')', end_of_file), ')')
   Exit: (230) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (229) [user] is_delimiter(')')
   Call: (229) [system] _22982=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (228) [user] classify_and_convert_charseq('C', [], _5740)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_35098, _35100), once(user:catch(read_from_chars(['C'], _5740), _35074, fail)), '$restore_trace'(_35098, _35100))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_35098, _35100))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _5740), _35074, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_5740)
   Fail: (229) [system] atomic(_5740)
   Call: (229) [system] atom_chars(_5740, ['C'])
   Exit: (229) [system] atom_chars('C', ['C'])
^  Exit: (228) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _44474)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _46332)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _60486)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55798e5fad60), _64276)
   Exit: (227) [system] get_char((0x55798e5fad60), ')')
   Call: (227) [system] _44474=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [])
   Call: (226) [system] _5736=['C']
   Exit: (226) [system] ['C']=['C']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (225) [system] _5712=[['AndLink', 'A', 'B'], 'C']
   Exit: (225) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (224) [system] _5704=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (224) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _78158)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _80016)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _94170)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55798e5fad60), _97960)
   Exit: (223) [system] get_char((0x55798e5fad60), ')')
   Call: (223) [system] _78158=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [])
   Call: (222) [system] _5700=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (222) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (221) [system] _5658=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (221) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (220) [system] _5650=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (220) [system] ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _111842)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _113700)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _127854)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55798e5fad60), _131644)
   Exit: (219) [system] get_char((0x55798e5fad60), ')')
   Call: (219) [system] _111842=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [])
   Call: (218) [system] _5646=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (218) [system] [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (217) [system] _5622=[['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (217) [system] [['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (216) [system] _5614=[:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (216) [system] [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _145526)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _147384)
   Exit: (216) [system] peek_char((0x55798e5fad60), '\n')
   Call: (216) [system] '\n'=(;)
   Fail: (216) [system] '\n'=(;)
^  Call: (216) [user] is_like_space('\n')
   Call: (217) [system] char_type('\n', 'white')
   Fail: (217) [system] char_type('\n', 'white')
   Call: (217) [system] char_type('\n', end_of_line)
   Exit: (217) [system] char_type('\n', end_of_line)
^  Exit: (216) [user] is_like_space('\n')
   Call: (216) [system] get_char((0x55798e5fad60), _156978)
   Exit: (216) [system] get_char((0x55798e5fad60), '\n')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _159682)
   Exit: (217) [system] peek_char((0x55798e5fad60), '\t')
   Call: (217) [system] '\t'=(;)
   Fail: (217) [system] '\t'=(;)
^  Call: (217) [user] is_like_space('\t')
   Call: (218) [system] char_type('\t', 'white')
   Exit: (218) [system] char_type('\t', 'white')
^  Exit: (217) [user] is_like_space('\t')
   Call: (217) [system] get_char((0x55798e5fad60), _167420)
   Exit: (217) [system] get_char((0x55798e5fad60), '\t')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _170124)
   Exit: (218) [system] peek_char((0x55798e5fad60), '\t')
   Call: (218) [system] '\t'=(;)
   Fail: (218) [system] '\t'=(;)
^  Call: (218) [user] is_like_space('\t')
   Call: (219) [system] char_type('\t', 'white')
   Exit: (219) [system] char_type('\t', 'white')
^  Exit: (218) [user] is_like_space('\t')
   Call: (218) [system] get_char((0x55798e5fad60), _177862)
   Exit: (218) [system] get_char((0x55798e5fad60), '\t')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _180566)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _188304)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _191008)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _208858)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _214428)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _216286)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _230440)
   Exit: (216) [system] get_char((0x55798e5fad60), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _214428)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _236010)
   Exit: (218) [system] peek_char((0x55798e5fad60), :)
   Call: (218) [system] (:)=(;)
   Fail: (218) [system] (:)=(;)
^  Call: (218) [user] is_like_space(:)
   Call: (219) [system] char_type(:, 'white')
   Fail: (219) [system] char_type(:, 'white')
   Call: (219) [system] char_type(:, end_of_line)
   Fail: (219) [system] char_type(:, end_of_line)
   Call: (219) [system] char_type(:, space)
   Fail: (219) [system] char_type(:, space)
   Call: (219) [system] char_type(:, cntrl)
   Fail: (219) [system] char_type(:, cntrl)
^  Fail: (218) [user] is_like_space(:)
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _250164)
   Exit: (217) [system] peek_char((0x55798e5fad60), :)
   Call: (217) [system] (:)=')'
   Fail: (217) [system] (:)=')'
   Call: (217) [system] (:)=end_of_file
   Fail: (217) [system] (:)=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _255734)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _257592)
   Exit: (219) [system] peek_char((0x55798e5fad60), :)
   Call: (219) [system] (:)=(;)
   Fail: (219) [system] (:)=(;)
^  Call: (219) [user] is_like_space(:)
   Call: (220) [system] char_type(:, 'white')
   Fail: (220) [system] char_type(:, 'white')
   Call: (220) [system] char_type(:, end_of_line)
   Fail: (220) [system] char_type(:, end_of_line)
   Call: (220) [system] char_type(:, space)
   Fail: (220) [system] char_type(:, space)
   Call: (220) [system] char_type(:, cntrl)
   Fail: (220) [system] char_type(:, cntrl)
^  Fail: (219) [user] is_like_space(:)
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _271746)
   Exit: (218) [system] get_char((0x55798e5fad60), :)
   Call: (218) [system] (:)='('
   Fail: (218) [system] (:)='('
   Call: (218) [system] (:)='['
   Fail: (218) [system] (:)='['
   Call: (218) [system] (:)='{'
   Fail: (218) [system] (:)='{'
   Call: (218) [system] (:)='"'
   Fail: (218) [system] (:)='"'
   Call: (218) [system] (:)=!
   Fail: (218) [system] (:)=!
   Call: (218) [system] (:)='\''
   Fail: (218) [system] (:)='\''
   Call: (218) [system] (:)='`'
   Fail: (218) [system] (:)='`'
   Call: (218) [system] (:)=end_of_file
   Fail: (218) [system] (:)=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), :, _255734)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _289388)
   Call: (220) [system] peek_char((0x55798e5fad60), _290322)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _289388=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (219) [user] classify_and_convert_charseq(:, [], _255734)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_299632, _299634), once(user:catch(read_from_chars([:], _255734), _299608, fail)), '$restore_trace'(_299632, _299634))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_299632, _299634))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _299608, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(:)
   Exit: (220) [system] atomic(:)
^  Exit: (219) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _307132)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _308990)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _316728)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _319432)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _334510)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _340080)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _341938)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _356092)
   Exit: (219) [system] get_char((0x55798e5fad60), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _340080)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _361662)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'D')
   Call: (221) [system] 'D'=(;)
   Fail: (221) [system] 'D'=(;)
^  Call: (221) [user] is_like_space('D')
   Call: (222) [system] char_type('D', 'white')
   Fail: (222) [system] char_type('D', 'white')
   Call: (222) [system] char_type('D', end_of_line)
   Fail: (222) [system] char_type('D', end_of_line)
   Call: (222) [system] char_type('D', space)
   Fail: (222) [system] char_type('D', space)
   Call: (222) [system] char_type('D', cntrl)
   Fail: (222) [system] char_type('D', cntrl)
^  Fail: (221) [user] is_like_space('D')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _375816)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'D')
   Call: (220) [system] 'D'=')'
   Fail: (220) [system] 'D'=')'
   Call: (220) [system] 'D'=end_of_file
   Fail: (220) [system] 'D'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _381386)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _383244)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'D')
   Call: (222) [system] 'D'=(;)
   Fail: (222) [system] 'D'=(;)
^  Call: (222) [user] is_like_space('D')
   Call: (223) [system] char_type('D', 'white')
   Fail: (223) [system] char_type('D', 'white')
   Call: (223) [system] char_type('D', end_of_line)
   Fail: (223) [system] char_type('D', end_of_line)
   Call: (223) [system] char_type('D', space)
   Fail: (223) [system] char_type('D', space)
   Call: (223) [system] char_type('D', cntrl)
   Fail: (223) [system] char_type('D', cntrl)
^  Fail: (222) [user] is_like_space('D')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _397398)
   Exit: (221) [system] get_char((0x55798e5fad60), 'D')
   Call: (221) [system] 'D'='('
   Fail: (221) [system] 'D'='('
   Call: (221) [system] 'D'='['
   Fail: (221) [system] 'D'='['
   Call: (221) [system] 'D'='{'
   Fail: (221) [system] 'D'='{'
   Call: (221) [system] 'D'='"'
   Fail: (221) [system] 'D'='"'
   Call: (221) [system] 'D'=!
   Fail: (221) [system] 'D'=!
   Call: (221) [system] 'D'='\''
   Fail: (221) [system] 'D'='\''
   Call: (221) [system] 'D'='`'
   Fail: (221) [system] 'D'='`'
   Call: (221) [system] 'D'=end_of_file
   Fail: (221) [system] 'D'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'D', _381386)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _415040)
   Call: (223) [system] peek_char((0x55798e5fad60), _415974)
   Exit: (223) [system] peek_char((0x55798e5fad60), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_420694, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_421626, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55798e5fad60), i)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _428976)
   Call: (224) [system] peek_char((0x55798e5fad60), _429910)
   Exit: (224) [system] peek_char((0x55798e5fad60), s)
^  Call: (224) [user] is_delimiter(s)
   Call: (225) [system] char_type(s, space)
   Fail: (225) [system] char_type(s, space)
   Call: (225) [system] arg(_434630, v('(', ')', end_of_file), s)
   Fail: (225) [system] arg(_435562, v('(', ')', end_of_file), s)
^  Fail: (224) [user] is_delimiter(s)
   Call: (224) [system] ')'==s
   Fail: (224) [system] ')'==s
   Call: (224) [system] get_char((0x55798e5fad60), s)
   Exit: (224) [system] get_char((0x55798e5fad60), s)
   Call: (224) [system] s=(\)
   Fail: (224) [system] s=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _442912)
   Call: (225) [system] peek_char((0x55798e5fad60), _443846)
   Exit: (225) [system] peek_char((0x55798e5fad60), j)
^  Call: (225) [user] is_delimiter(j)
   Call: (226) [system] char_type(j, space)
   Fail: (226) [system] char_type(j, space)
   Call: (226) [system] arg(_448566, v('(', ')', end_of_file), j)
   Fail: (226) [system] arg(_449498, v('(', ')', end_of_file), j)
^  Fail: (225) [user] is_delimiter(j)
   Call: (225) [system] ')'==j
   Fail: (225) [system] ')'==j
   Call: (225) [system] get_char((0x55798e5fad60), j)
   Exit: (225) [system] get_char((0x55798e5fad60), j)
   Call: (225) [system] j=(\)
   Fail: (225) [system] j=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _456848)
   Call: (226) [system] peek_char((0x55798e5fad60), _457782)
   Exit: (226) [system] peek_char((0x55798e5fad60), u)
^  Call: (226) [user] is_delimiter(u)
   Call: (227) [system] char_type(u, space)
   Fail: (227) [system] char_type(u, space)
   Call: (227) [system] arg(_462502, v('(', ')', end_of_file), u)
   Fail: (227) [system] arg(_463434, v('(', ')', end_of_file), u)
^  Fail: (226) [user] is_delimiter(u)
   Call: (226) [system] ')'==u
   Fail: (226) [system] ')'==u
   Call: (226) [system] get_char((0x55798e5fad60), u)
   Exit: (226) [system] get_char((0x55798e5fad60), u)
   Call: (226) [system] u=(\)
   Fail: (226) [system] u=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _470784)
   Call: (227) [system] peek_char((0x55798e5fad60), _471718)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_476438, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_477370, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _484720)
   Call: (228) [system] peek_char((0x55798e5fad60), _485654)
   Exit: (228) [system] peek_char((0x55798e5fad60), c)
^  Call: (228) [user] is_delimiter(c)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] arg(_490374, v('(', ')', end_of_file), c)
   Fail: (229) [system] arg(_491306, v('(', ')', end_of_file), c)
^  Fail: (228) [user] is_delimiter(c)
   Call: (228) [system] ')'==c
   Fail: (228) [system] ')'==c
   Call: (228) [system] get_char((0x55798e5fad60), c)
   Exit: (228) [system] get_char((0x55798e5fad60), c)
   Call: (228) [system] c=(\)
   Fail: (228) [system] c=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _498656)
   Call: (229) [system] peek_char((0x55798e5fad60), _499590)
   Exit: (229) [system] peek_char((0x55798e5fad60), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_504310, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_505242, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55798e5fad60), t)
   Exit: (229) [system] get_char((0x55798e5fad60), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _512592)
   Call: (230) [system] peek_char((0x55798e5fad60), _513526)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_518246, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_519178, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _526528)
   Call: (231) [system] peek_char((0x55798e5fad60), _527462)
   Exit: (231) [system] peek_char((0x55798e5fad60), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_532182, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_533114, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55798e5fad60), o)
   Exit: (231) [system] get_char((0x55798e5fad60), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _540464)
   Call: (232) [system] peek_char((0x55798e5fad60), _541398)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_546118, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_547050, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _554400)
   Call: (233) [system] peek_char((0x55798e5fad60), _555334)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (233) [user] is_delimiter('I')
   Call: (234) [system] char_type('I', space)
   Fail: (234) [system] char_type('I', space)
   Call: (234) [system] arg(_560054, v('(', ')', end_of_file), 'I')
   Fail: (234) [system] arg(_560986, v('(', ')', end_of_file), 'I')
^  Fail: (233) [user] is_delimiter('I')
   Call: (233) [system] ')'=='I'
   Fail: (233) [system] ')'=='I'
   Call: (233) [system] get_char((0x55798e5fad60), 'I')
   Exit: (233) [system] get_char((0x55798e5fad60), 'I')
   Call: (233) [system] 'I'=(\)
   Fail: (233) [system] 'I'=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _568336)
   Call: (234) [system] peek_char((0x55798e5fad60), _569270)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_573990, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_574922, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _582272)
   Call: (235) [system] peek_char((0x55798e5fad60), _583206)
   Exit: (235) [system] peek_char((0x55798e5fad60), t)
^  Call: (235) [user] is_delimiter(t)
   Call: (236) [system] char_type(t, space)
   Fail: (236) [system] char_type(t, space)
   Call: (236) [system] arg(_587926, v('(', ')', end_of_file), t)
   Fail: (236) [system] arg(_588858, v('(', ')', end_of_file), t)
^  Fail: (235) [user] is_delimiter(t)
   Call: (235) [system] ')'==t
   Fail: (235) [system] ')'==t
   Call: (235) [system] get_char((0x55798e5fad60), t)
   Exit: (235) [system] get_char((0x55798e5fad60), t)
   Call: (235) [system] t=(\)
   Fail: (235) [system] t=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _596208)
   Call: (236) [system] peek_char((0x55798e5fad60), _597142)
   Exit: (236) [system] peek_char((0x55798e5fad60), r)
^  Call: (236) [user] is_delimiter(r)
   Call: (237) [system] char_type(r, space)
   Fail: (237) [system] char_type(r, space)
   Call: (237) [system] arg(_601862, v('(', ')', end_of_file), r)
   Fail: (237) [system] arg(_602794, v('(', ')', end_of_file), r)
^  Fail: (236) [user] is_delimiter(r)
   Call: (236) [system] ')'==r
   Fail: (236) [system] ')'==r
   Call: (236) [system] get_char((0x55798e5fad60), r)
   Exit: (236) [system] get_char((0x55798e5fad60), r)
   Call: (236) [system] r=(\)
   Fail: (236) [system] r=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _610144)
   Call: (237) [system] peek_char((0x55798e5fad60), _611078)
   Exit: (237) [system] peek_char((0x55798e5fad60), o)
^  Call: (237) [user] is_delimiter(o)
   Call: (238) [system] char_type(o, space)
   Fail: (238) [system] char_type(o, space)
   Call: (238) [system] arg(_615798, v('(', ')', end_of_file), o)
   Fail: (238) [system] arg(_616730, v('(', ')', end_of_file), o)
^  Fail: (237) [user] is_delimiter(o)
   Call: (237) [system] ')'==o
   Fail: (237) [system] ')'==o
   Call: (237) [system] get_char((0x55798e5fad60), o)
   Exit: (237) [system] get_char((0x55798e5fad60), o)
   Call: (237) [system] o=(\)
   Fail: (237) [system] o=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _624080)
   Call: (238) [system] peek_char((0x55798e5fad60), _625014)
   Exit: (238) [system] peek_char((0x55798e5fad60), d)
^  Call: (238) [user] is_delimiter(d)
   Call: (239) [system] char_type(d, space)
   Fail: (239) [system] char_type(d, space)
   Call: (239) [system] arg(_629734, v('(', ')', end_of_file), d)
   Fail: (239) [system] arg(_630666, v('(', ')', end_of_file), d)
^  Fail: (238) [user] is_delimiter(d)
   Call: (238) [system] ')'==d
   Fail: (238) [system] ')'==d
   Call: (238) [system] get_char((0x55798e5fad60), d)
   Exit: (238) [system] get_char((0x55798e5fad60), d)
   Call: (238) [system] d=(\)
   Fail: (238) [system] d=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _638016)
   Call: (239) [system] peek_char((0x55798e5fad60), _638950)
   Exit: (239) [system] peek_char((0x55798e5fad60), u)
^  Call: (239) [user] is_delimiter(u)
   Call: (240) [system] char_type(u, space)
   Fail: (240) [system] char_type(u, space)
   Call: (240) [system] arg(_643670, v('(', ')', end_of_file), u)
   Fail: (240) [system] arg(_644602, v('(', ')', end_of_file), u)
^  Fail: (239) [user] is_delimiter(u)
   Call: (239) [system] ')'==u
   Fail: (239) [system] ')'==u
   Call: (239) [system] get_char((0x55798e5fad60), u)
   Exit: (239) [system] get_char((0x55798e5fad60), u)
   Call: (239) [system] u=(\)
   Fail: (239) [system] u=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _651952)
   Call: (240) [system] peek_char((0x55798e5fad60), _652886)
   Exit: (240) [system] peek_char((0x55798e5fad60), c)
^  Call: (240) [user] is_delimiter(c)
   Call: (241) [system] char_type(c, space)
   Fail: (241) [system] char_type(c, space)
   Call: (241) [system] arg(_657606, v('(', ')', end_of_file), c)
   Fail: (241) [system] arg(_658538, v('(', ')', end_of_file), c)
^  Fail: (240) [user] is_delimiter(c)
   Call: (240) [system] ')'==c
   Fail: (240) [system] ')'==c
   Call: (240) [system] get_char((0x55798e5fad60), c)
   Exit: (240) [system] get_char((0x55798e5fad60), c)
   Call: (240) [system] c=(\)
   Fail: (240) [system] c=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _665888)
   Call: (241) [system] peek_char((0x55798e5fad60), _666822)
   Exit: (241) [system] peek_char((0x55798e5fad60), t)
^  Call: (241) [user] is_delimiter(t)
   Call: (242) [system] char_type(t, space)
   Fail: (242) [system] char_type(t, space)
   Call: (242) [system] arg(_671542, v('(', ')', end_of_file), t)
   Fail: (242) [system] arg(_672474, v('(', ')', end_of_file), t)
^  Fail: (241) [user] is_delimiter(t)
   Call: (241) [system] ')'==t
   Fail: (241) [system] ')'==t
   Call: (241) [system] get_char((0x55798e5fad60), t)
   Exit: (241) [system] get_char((0x55798e5fad60), t)
   Call: (241) [system] t=(\)
   Fail: (241) [system] t=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _679824)
   Call: (242) [system] peek_char((0x55798e5fad60), _680758)
   Exit: (242) [system] peek_char((0x55798e5fad60), i)
^  Call: (242) [user] is_delimiter(i)
   Call: (243) [system] char_type(i, space)
   Fail: (243) [system] char_type(i, space)
   Call: (243) [system] arg(_685478, v('(', ')', end_of_file), i)
   Fail: (243) [system] arg(_686410, v('(', ')', end_of_file), i)
^  Fail: (242) [user] is_delimiter(i)
   Call: (242) [system] ')'==i
   Fail: (242) [system] ')'==i
   Call: (242) [system] get_char((0x55798e5fad60), i)
   Exit: (242) [system] get_char((0x55798e5fad60), i)
   Call: (242) [system] i=(\)
   Fail: (242) [system] i=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _693760)
   Call: (243) [system] peek_char((0x55798e5fad60), _694694)
   Exit: (243) [system] peek_char((0x55798e5fad60), o)
^  Call: (243) [user] is_delimiter(o)
   Call: (244) [system] char_type(o, space)
   Fail: (244) [system] char_type(o, space)
   Call: (244) [system] arg(_699414, v('(', ')', end_of_file), o)
   Fail: (244) [system] arg(_700346, v('(', ')', end_of_file), o)
^  Fail: (243) [user] is_delimiter(o)
   Call: (243) [system] ')'==o
   Fail: (243) [system] ')'==o
   Call: (243) [system] get_char((0x55798e5fad60), o)
   Exit: (243) [system] get_char((0x55798e5fad60), o)
   Call: (243) [system] o=(\)
   Fail: (243) [system] o=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _707696)
   Call: (244) [system] peek_char((0x55798e5fad60), _708630)
   Exit: (244) [system] peek_char((0x55798e5fad60), n)
^  Call: (244) [user] is_delimiter(n)
   Call: (245) [system] char_type(n, space)
   Fail: (245) [system] char_type(n, space)
   Call: (245) [system] arg(_713350, v('(', ')', end_of_file), n)
   Fail: (245) [system] arg(_714282, v('(', ')', end_of_file), n)
^  Fail: (244) [user] is_delimiter(n)
   Call: (244) [system] ')'==n
   Fail: (244) [system] ')'==n
   Call: (244) [system] get_char((0x55798e5fad60), n)
   Exit: (244) [system] get_char((0x55798e5fad60), n)
   Call: (244) [system] n=(\)
   Fail: (244) [system] n=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _721632)
   Call: (245) [system] peek_char((0x55798e5fad60), _722566)
   Exit: (245) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (245) [user] is_delimiter(' ')
   Call: (246) [system] char_type(' ', space)
   Exit: (246) [system] char_type(' ', space)
^  Exit: (245) [user] is_delimiter(' ')
   Call: (245) [system] _721632=[]
   Exit: (245) [system] []=[]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (244) [system] _707696=[n]
   Exit: (244) [system] [n]=[n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (243) [system] _693760=[o, n]
   Exit: (243) [system] [o, n]=[o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (242) [system] _679824=[i, o, n]
   Exit: (242) [system] [i, o, n]=[i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (241) [system] _665888=[t, i, o, n]
   Exit: (241) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (240) [system] _651952=[c, t, i, o, n]
   Exit: (240) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (239) [system] _638016=[u, c, t, i, o, n]
   Exit: (239) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (238) [system] _624080=[d, u, c, t, i, o, n]
   Exit: (238) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (237) [system] _610144=[o, d, u, c, t, i, o, n]
   Exit: (237) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (236) [system] _596208=[r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _582272=[t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _568336=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _554400=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _540464=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _526528=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _512592=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _498656=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _484720=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _470784=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _456848=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _442912=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _428976=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _415040=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (222) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _381386)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_793344, _793346), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _381386), _793320, fail)), '$restore_trace'(_793344, _793346))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_793344, _793346))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _381386), _793320, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_381386)
   Fail: (223) [system] atomic(_381386)
   Call: (223) [system] atom_chars(_381386, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (223) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (222) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _802720)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _804578)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _812316)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _815020)
   Exit: (223) [system] peek_char((0x55798e5fad60), c)
   Call: (223) [system] c=(;)
   Fail: (223) [system] c=(;)
^  Call: (223) [user] is_like_space(c)
   Call: (224) [system] char_type(c, 'white')
   Fail: (224) [system] char_type(c, 'white')
   Call: (224) [system] char_type(c, end_of_line)
   Fail: (224) [system] char_type(c, end_of_line)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] char_type(c, cntrl)
   Fail: (224) [system] char_type(c, cntrl)
^  Fail: (223) [user] is_like_space(c)
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _830098)
   Exit: (221) [system] peek_char((0x55798e5fad60), c)
   Call: (221) [system] c=')'
   Fail: (221) [system] c=')'
   Call: (221) [system] c=end_of_file
   Fail: (221) [system] c=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _835668)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _837526)
   Exit: (223) [system] peek_char((0x55798e5fad60), c)
   Call: (223) [system] c=(;)
   Fail: (223) [system] c=(;)
^  Call: (223) [user] is_like_space(c)
   Call: (224) [system] char_type(c, 'white')
   Fail: (224) [system] char_type(c, 'white')
   Call: (224) [system] char_type(c, end_of_line)
   Fail: (224) [system] char_type(c, end_of_line)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] char_type(c, cntrl)
   Fail: (224) [system] char_type(c, cntrl)
^  Fail: (223) [user] is_like_space(c)
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _851680)
   Exit: (222) [system] get_char((0x55798e5fad60), c)
   Call: (222) [system] c='('
   Fail: (222) [system] c='('
   Call: (222) [system] c='['
   Fail: (222) [system] c='['
   Call: (222) [system] c='{'
   Fail: (222) [system] c='{'
   Call: (222) [system] c='"'
   Fail: (222) [system] c='"'
   Call: (222) [system] c=!
   Fail: (222) [system] c=!
   Call: (222) [system] c='\''
   Fail: (222) [system] c='\''
   Call: (222) [system] c='`'
   Fail: (222) [system] c='`'
   Call: (222) [system] c=end_of_file
   Fail: (222) [system] c=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), c, _835668)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _869322)
   Call: (224) [system] peek_char((0x55798e5fad60), _870256)
   Exit: (224) [system] peek_char((0x55798e5fad60), d)
^  Call: (224) [user] is_delimiter(d)
   Call: (225) [system] char_type(d, space)
   Fail: (225) [system] char_type(d, space)
   Call: (225) [system] arg(_874976, v('(', ')', end_of_file), d)
   Fail: (225) [system] arg(_875908, v('(', ')', end_of_file), d)
^  Fail: (224) [user] is_delimiter(d)
   Call: (224) [system] ')'==d
   Fail: (224) [system] ')'==d
   Call: (224) [system] get_char((0x55798e5fad60), d)
   Exit: (224) [system] get_char((0x55798e5fad60), d)
   Call: (224) [system] d=(\)
   Fail: (224) [system] d=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _883258)
   Call: (225) [system] peek_char((0x55798e5fad60), _884192)
   Exit: (225) [system] peek_char((0x55798e5fad60), e)
^  Call: (225) [user] is_delimiter(e)
   Call: (226) [system] char_type(e, space)
   Fail: (226) [system] char_type(e, space)
   Call: (226) [system] arg(_888912, v('(', ')', end_of_file), e)
   Fail: (226) [system] arg(_889844, v('(', ')', end_of_file), e)
^  Fail: (225) [user] is_delimiter(e)
   Call: (225) [system] ')'==e
   Fail: (225) [system] ')'==e
   Call: (225) [system] get_char((0x55798e5fad60), e)
   Exit: (225) [system] get_char((0x55798e5fad60), e)
   Call: (225) [system] e=(\)
   Fail: (225) [system] e=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _897194)
   Call: (226) [system] peek_char((0x55798e5fad60), _898128)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _897194=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (225) [system] _883258=[e]
   Exit: (225) [system] [e]=[e]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (224) [system] _869322=[d, e]
   Exit: (224) [system] [d, e]=[d, e]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (223) [user] classify_and_convert_charseq(c, [d, e], _835668)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_913026, _913028), once(user:catch(read_from_chars([c, d, e], _835668), _913002, fail)), '$restore_trace'(_913026, _913028))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_913026, _913028))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _913002, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(cde)
   Exit: (224) [system] atomic(cde)
^  Exit: (223) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _920526)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _922384)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _930122)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _932826)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
   Call: (224) [system] c=(;)
   Fail: (224) [system] c=(;)
^  Call: (224) [user] is_like_space(c)
   Call: (225) [system] char_type(c, 'white')
   Fail: (225) [system] char_type(c, 'white')
   Call: (225) [system] char_type(c, end_of_line)
   Fail: (225) [system] char_type(c, end_of_line)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] char_type(c, cntrl)
   Fail: (225) [system] char_type(c, cntrl)
^  Fail: (224) [user] is_like_space(c)
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _947904)
   Exit: (222) [system] peek_char((0x55798e5fad60), c)
   Call: (222) [system] c=')'
   Fail: (222) [system] c=')'
   Call: (222) [system] c=end_of_file
   Fail: (222) [system] c=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _953474)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _955332)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
   Call: (224) [system] c=(;)
   Fail: (224) [system] c=(;)
^  Call: (224) [user] is_like_space(c)
   Call: (225) [system] char_type(c, 'white')
   Fail: (225) [system] char_type(c, 'white')
   Call: (225) [system] char_type(c, end_of_line)
   Fail: (225) [system] char_type(c, end_of_line)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] char_type(c, cntrl)
   Fail: (225) [system] char_type(c, cntrl)
^  Fail: (224) [user] is_like_space(c)
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _969486)
   Exit: (223) [system] get_char((0x55798e5fad60), c)
   Call: (223) [system] c='('
   Fail: (223) [system] c='('
   Call: (223) [system] c='['
   Fail: (223) [system] c='['
   Call: (223) [system] c='{'
   Fail: (223) [system] c='{'
   Call: (223) [system] c='"'
   Fail: (223) [system] c='"'
   Call: (223) [system] c=!
   Fail: (223) [system] c=!
   Call: (223) [system] c='\''
   Fail: (223) [system] c='\''
   Call: (223) [system] c='`'
   Fail: (223) [system] c='`'
   Call: (223) [system] c=end_of_file
   Fail: (223) [system] c=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), c, _953474)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _987128)
   Call: (225) [system] peek_char((0x55798e5fad60), _988062)
   Exit: (225) [system] peek_char((0x55798e5fad60), d)
^  Call: (225) [user] is_delimiter(d)
   Call: (226) [system] char_type(d, space)
   Fail: (226) [system] char_type(d, space)
   Call: (226) [system] arg(_992782, v('(', ')', end_of_file), d)
   Fail: (226) [system] arg(_993714, v('(', ')', end_of_file), d)
^  Fail: (225) [user] is_delimiter(d)
   Call: (225) [system] ')'==d
   Fail: (225) [system] ')'==d
   Call: (225) [system] get_char((0x55798e5fad60), d)
   Exit: (225) [system] get_char((0x55798e5fad60), d)
   Call: (225) [system] d=(\)
   Fail: (225) [system] d=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1001064)
   Call: (226) [system] peek_char((0x55798e5fad60), _1001998)
   Exit: (226) [system] peek_char((0x55798e5fad60), e)
^  Call: (226) [user] is_delimiter(e)
   Call: (227) [system] char_type(e, space)
   Fail: (227) [system] char_type(e, space)
   Call: (227) [system] arg(_1006718, v('(', ')', end_of_file), e)
   Fail: (227) [system] arg(_1007650, v('(', ')', end_of_file), e)
^  Fail: (226) [user] is_delimiter(e)
   Call: (226) [system] ')'==e
   Fail: (226) [system] ')'==e
   Call: (226) [system] get_char((0x55798e5fad60), e)
   Exit: (226) [system] get_char((0x55798e5fad60), e)
   Call: (226) [system] e=(\)
   Fail: (226) [system] e=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1015000)
   Call: (227) [system] peek_char((0x55798e5fad60), _1015934)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
^  Call: (227) [user] is_delimiter(')')
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] arg(_1020654, v('(', ')', end_of_file), ')')
   Exit: (228) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (227) [user] is_delimiter(')')
   Call: (227) [system] _1015000=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (226) [system] _1001064=[e]
   Exit: (226) [system] [e]=[e]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (225) [system] _987128=[d, e]
   Exit: (225) [system] [d, e]=[d, e]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (224) [user] classify_and_convert_charseq(c, [d, e], _953474)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1032704, _1032706), once(user:catch(read_from_chars([c, d, e], _953474), _1032680, fail)), '$restore_trace'(_1032704, _1032706))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1032704, _1032706))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1032680, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(cde)
   Exit: (225) [system] atomic(cde)
^  Exit: (224) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1040204)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1042062)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1056216)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55798e5fad60), _1060006)
   Exit: (223) [system] get_char((0x55798e5fad60), ')')
   Call: (223) [system] _1040204=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [])
   Call: (222) [system] _920526=[cde]
   Exit: (222) [system] [cde]=[cde]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [cde])
   Call: (221) [system] _802720=[cde, cde]
   Exit: (221) [system] [cde, cde]=[cde, cde]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [cde, cde])
   Call: (220) [system] _340080=['DisjunctionIntroduction', cde, cde]
   Exit: (220) [system] ['DisjunctionIntroduction', cde, cde]=['DisjunctionIntroduction', cde, cde]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', cde, cde])
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', cde, cde])
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1073888)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1075746)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _1083484)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1086188)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1101266)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1106836)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1108694)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1122848)
   Exit: (220) [system] get_char((0x55798e5fad60), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1106836)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1128418)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'O')
   Call: (222) [system] 'O'=(;)
   Fail: (222) [system] 'O'=(;)
^  Call: (222) [user] is_like_space('O')
   Call: (223) [system] char_type('O', 'white')
   Fail: (223) [system] char_type('O', 'white')
   Call: (223) [system] char_type('O', end_of_line)
   Fail: (223) [system] char_type('O', end_of_line)
   Call: (223) [system] char_type('O', space)
   Fail: (223) [system] char_type('O', space)
   Call: (223) [system] char_type('O', cntrl)
   Fail: (223) [system] char_type('O', cntrl)
^  Fail: (222) [user] is_like_space('O')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1142572)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'O')
   Call: (221) [system] 'O'=')'
   Fail: (221) [system] 'O'=')'
   Call: (221) [system] 'O'=end_of_file
   Fail: (221) [system] 'O'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1148142)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1150000)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'O')
   Call: (223) [system] 'O'=(;)
   Fail: (223) [system] 'O'=(;)
^  Call: (223) [user] is_like_space('O')
   Call: (224) [system] char_type('O', 'white')
   Fail: (224) [system] char_type('O', 'white')
   Call: (224) [system] char_type('O', end_of_line)
   Fail: (224) [system] char_type('O', end_of_line)
   Call: (224) [system] char_type('O', space)
   Fail: (224) [system] char_type('O', space)
   Call: (224) [system] char_type('O', cntrl)
   Fail: (224) [system] char_type('O', cntrl)
^  Fail: (223) [user] is_like_space('O')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1164154)
   Exit: (222) [system] get_char((0x55798e5fad60), 'O')
   Call: (222) [system] 'O'='('
   Fail: (222) [system] 'O'='('
   Call: (222) [system] 'O'='['
   Fail: (222) [system] 'O'='['
   Call: (222) [system] 'O'='{'
   Fail: (222) [system] 'O'='{'
   Call: (222) [system] 'O'='"'
   Fail: (222) [system] 'O'='"'
   Call: (222) [system] 'O'=!
   Fail: (222) [system] 'O'=!
   Call: (222) [system] 'O'='\''
   Fail: (222) [system] 'O'='\''
   Call: (222) [system] 'O'='`'
   Fail: (222) [system] 'O'='`'
   Call: (222) [system] 'O'=end_of_file
   Fail: (222) [system] 'O'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1148142)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1181796)
   Call: (224) [system] peek_char((0x55798e5fad60), _1182730)
   Exit: (224) [system] peek_char((0x55798e5fad60), r)
^  Call: (224) [user] is_delimiter(r)
   Call: (225) [system] char_type(r, space)
   Fail: (225) [system] char_type(r, space)
   Call: (225) [system] arg(_1187450, v('(', ')', end_of_file), r)
   Fail: (225) [system] arg(_1188382, v('(', ')', end_of_file), r)
^  Fail: (224) [user] is_delimiter(r)
   Call: (224) [system] ')'==r
   Fail: (224) [system] ')'==r
   Call: (224) [system] get_char((0x55798e5fad60), r)
   Exit: (224) [system] get_char((0x55798e5fad60), r)
   Call: (224) [system] r=(\)
   Fail: (224) [system] r=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1195732)
   Call: (225) [system] peek_char((0x55798e5fad60), _1196666)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (225) [user] is_delimiter('L')
   Call: (226) [system] char_type('L', space)
   Fail: (226) [system] char_type('L', space)
   Call: (226) [system] arg(_1201386, v('(', ')', end_of_file), 'L')
   Fail: (226) [system] arg(_1202318, v('(', ')', end_of_file), 'L')
^  Fail: (225) [user] is_delimiter('L')
   Call: (225) [system] ')'=='L'
   Fail: (225) [system] ')'=='L'
   Call: (225) [system] get_char((0x55798e5fad60), 'L')
   Exit: (225) [system] get_char((0x55798e5fad60), 'L')
   Call: (225) [system] 'L'=(\)
   Fail: (225) [system] 'L'=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1209668)
   Call: (226) [system] peek_char((0x55798e5fad60), _1210602)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_1215322, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_1216254, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1223604)
   Call: (227) [system] peek_char((0x55798e5fad60), _1224538)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_1229258, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_1230190, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1237540)
   Call: (228) [system] peek_char((0x55798e5fad60), _1238474)
   Exit: (228) [system] peek_char((0x55798e5fad60), k)
^  Call: (228) [user] is_delimiter(k)
   Call: (229) [system] char_type(k, space)
   Fail: (229) [system] char_type(k, space)
   Call: (229) [system] arg(_1243194, v('(', ')', end_of_file), k)
   Fail: (229) [system] arg(_1244126, v('(', ')', end_of_file), k)
^  Fail: (228) [user] is_delimiter(k)
   Call: (228) [system] ')'==k
   Fail: (228) [system] ')'==k
   Call: (228) [system] get_char((0x55798e5fad60), k)
   Exit: (228) [system] get_char((0x55798e5fad60), k)
   Call: (228) [system] k=(\)
   Fail: (228) [system] k=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1251476)
   Call: (229) [system] peek_char((0x55798e5fad60), _1252410)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _1251476=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (228) [system] _1237540=[k]
   Exit: (228) [system] [k]=[k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (227) [system] _1223604=[n, k]
   Exit: (227) [system] [n, k]=[n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (226) [system] _1209668=[i, n, k]
   Exit: (226) [system] [i, n, k]=[i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (225) [system] _1195732=['L', i, n, k]
   Exit: (225) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (224) [system] _1181796=[r, 'L', i, n, k]
   Exit: (224) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (223) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1148142)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1275690, _1275692), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1148142), _1275666, fail)), '$restore_trace'(_1275690, _1275692))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1275690, _1275692))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1148142), _1275666, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_1148142)
   Fail: (224) [system] atomic(_1148142)
   Call: (224) [system] atom_chars(_1148142, ['O', r, 'L', i, n, k])
   Exit: (224) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (223) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1285066)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1286924)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _1294662)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1297366)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1312444)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1318014)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1319872)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1334026)
   Exit: (223) [system] get_char((0x55798e5fad60), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1318014)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1339596)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'=(;)
   Fail: (225) [system] 'I'=(;)
^  Call: (225) [user] is_like_space('I')
   Call: (226) [system] char_type('I', 'white')
   Fail: (226) [system] char_type('I', 'white')
   Call: (226) [system] char_type('I', end_of_line)
   Fail: (226) [system] char_type('I', end_of_line)
   Call: (226) [system] char_type('I', space)
   Fail: (226) [system] char_type('I', space)
   Call: (226) [system] char_type('I', cntrl)
   Fail: (226) [system] char_type('I', cntrl)
^  Fail: (225) [user] is_like_space('I')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1353750)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'I')
   Call: (224) [system] 'I'=')'
   Fail: (224) [system] 'I'=')'
   Call: (224) [system] 'I'=end_of_file
   Fail: (224) [system] 'I'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1359320)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1361178)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'=(;)
   Fail: (226) [system] 'I'=(;)
^  Call: (226) [user] is_like_space('I')
   Call: (227) [system] char_type('I', 'white')
   Fail: (227) [system] char_type('I', 'white')
   Call: (227) [system] char_type('I', end_of_line)
   Fail: (227) [system] char_type('I', end_of_line)
   Call: (227) [system] char_type('I', space)
   Fail: (227) [system] char_type('I', space)
   Call: (227) [system] char_type('I', cntrl)
   Fail: (227) [system] char_type('I', cntrl)
^  Fail: (226) [user] is_like_space('I')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1375332)
   Exit: (225) [system] get_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'='('
   Fail: (225) [system] 'I'='('
   Call: (225) [system] 'I'='['
   Fail: (225) [system] 'I'='['
   Call: (225) [system] 'I'='{'
   Fail: (225) [system] 'I'='{'
   Call: (225) [system] 'I'='"'
   Fail: (225) [system] 'I'='"'
   Call: (225) [system] 'I'=!
   Fail: (225) [system] 'I'=!
   Call: (225) [system] 'I'='\''
   Fail: (225) [system] 'I'='\''
   Call: (225) [system] 'I'='`'
   Fail: (225) [system] 'I'='`'
   Call: (225) [system] 'I'=end_of_file
   Fail: (225) [system] 'I'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1359320)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1392974)
   Call: (227) [system] peek_char((0x55798e5fad60), _1393908)
   Exit: (227) [system] peek_char((0x55798e5fad60), m)
^  Call: (227) [user] is_delimiter(m)
   Call: (228) [system] char_type(m, space)
   Fail: (228) [system] char_type(m, space)
   Call: (228) [system] arg(_1398628, v('(', ')', end_of_file), m)
   Fail: (228) [system] arg(_1399560, v('(', ')', end_of_file), m)
^  Fail: (227) [user] is_delimiter(m)
   Call: (227) [system] ')'==m
   Fail: (227) [system] ')'==m
   Call: (227) [system] get_char((0x55798e5fad60), m)
   Exit: (227) [system] get_char((0x55798e5fad60), m)
   Call: (227) [system] m=(\)
   Fail: (227) [system] m=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1406910)
   Call: (228) [system] peek_char((0x55798e5fad60), _1407844)
   Exit: (228) [system] peek_char((0x55798e5fad60), p)
^  Call: (228) [user] is_delimiter(p)
   Call: (229) [system] char_type(p, space)
   Fail: (229) [system] char_type(p, space)
   Call: (229) [system] arg(_1412564, v('(', ')', end_of_file), p)
   Fail: (229) [system] arg(_1413496, v('(', ')', end_of_file), p)
^  Fail: (228) [user] is_delimiter(p)
   Call: (228) [system] ')'==p
   Fail: (228) [system] ')'==p
   Call: (228) [system] get_char((0x55798e5fad60), p)
   Exit: (228) [system] get_char((0x55798e5fad60), p)
   Call: (228) [system] p=(\)
   Fail: (228) [system] p=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1420846)
   Call: (229) [system] peek_char((0x55798e5fad60), _1421780)
   Exit: (229) [system] peek_char((0x55798e5fad60), l)
^  Call: (229) [user] is_delimiter(l)
   Call: (230) [system] char_type(l, space)
   Fail: (230) [system] char_type(l, space)
   Call: (230) [system] arg(_1426500, v('(', ')', end_of_file), l)
   Fail: (230) [system] arg(_1427432, v('(', ')', end_of_file), l)
^  Fail: (229) [user] is_delimiter(l)
   Call: (229) [system] ')'==l
   Fail: (229) [system] ')'==l
   Call: (229) [system] get_char((0x55798e5fad60), l)
   Exit: (229) [system] get_char((0x55798e5fad60), l)
   Call: (229) [system] l=(\)
   Fail: (229) [system] l=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1434782)
   Call: (230) [system] peek_char((0x55798e5fad60), _1435716)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_1440436, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_1441368, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1448718)
   Call: (231) [system] peek_char((0x55798e5fad60), _1449652)
   Exit: (231) [system] peek_char((0x55798e5fad60), c)
^  Call: (231) [user] is_delimiter(c)
   Call: (232) [system] char_type(c, space)
   Fail: (232) [system] char_type(c, space)
   Call: (232) [system] arg(_1454372, v('(', ')', end_of_file), c)
   Fail: (232) [system] arg(_1455304, v('(', ')', end_of_file), c)
^  Fail: (231) [user] is_delimiter(c)
   Call: (231) [system] ')'==c
   Fail: (231) [system] ')'==c
   Call: (231) [system] get_char((0x55798e5fad60), c)
   Exit: (231) [system] get_char((0x55798e5fad60), c)
   Call: (231) [system] c=(\)
   Fail: (231) [system] c=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1462654)
   Call: (232) [system] peek_char((0x55798e5fad60), _1463588)
   Exit: (232) [system] peek_char((0x55798e5fad60), a)
^  Call: (232) [user] is_delimiter(a)
   Call: (233) [system] char_type(a, space)
   Fail: (233) [system] char_type(a, space)
   Call: (233) [system] arg(_1468308, v('(', ')', end_of_file), a)
   Fail: (233) [system] arg(_1469240, v('(', ')', end_of_file), a)
^  Fail: (232) [user] is_delimiter(a)
   Call: (232) [system] ')'==a
   Fail: (232) [system] ')'==a
   Call: (232) [system] get_char((0x55798e5fad60), a)
   Exit: (232) [system] get_char((0x55798e5fad60), a)
   Call: (232) [system] a=(\)
   Fail: (232) [system] a=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1476590)
   Call: (233) [system] peek_char((0x55798e5fad60), _1477524)
   Exit: (233) [system] peek_char((0x55798e5fad60), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_1482244, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_1483176, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55798e5fad60), t)
   Exit: (233) [system] get_char((0x55798e5fad60), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1490526)
   Call: (234) [system] peek_char((0x55798e5fad60), _1491460)
   Exit: (234) [system] peek_char((0x55798e5fad60), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_1496180, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_1497112, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55798e5fad60), i)
   Exit: (234) [system] get_char((0x55798e5fad60), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1504462)
   Call: (235) [system] peek_char((0x55798e5fad60), _1505396)
   Exit: (235) [system] peek_char((0x55798e5fad60), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_1510116, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_1511048, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55798e5fad60), o)
   Exit: (235) [system] get_char((0x55798e5fad60), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1518398)
   Call: (236) [system] peek_char((0x55798e5fad60), _1519332)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1524052, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1524984, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1532334)
   Call: (237) [system] peek_char((0x55798e5fad60), _1533268)
   Exit: (237) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (237) [user] is_delimiter(' ')
   Call: (238) [system] char_type(' ', space)
   Exit: (238) [system] char_type(' ', space)
^  Exit: (237) [user] is_delimiter(' ')
   Call: (237) [system] _1532334=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (236) [system] _1518398=[n]
   Exit: (236) [system] [n]=[n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (235) [system] _1504462=[o, n]
   Exit: (235) [system] [o, n]=[o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (234) [system] _1490526=[i, o, n]
   Exit: (234) [system] [i, o, n]=[i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (233) [system] _1476590=[t, i, o, n]
   Exit: (233) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (232) [system] _1462654=[a, t, i, o, n]
   Exit: (232) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (231) [system] _1448718=[c, a, t, i, o, n]
   Exit: (231) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (230) [system] _1434782=[i, c, a, t, i, o, n]
   Exit: (230) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (229) [system] _1420846=[l, i, c, a, t, i, o, n]
   Exit: (229) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (228) [system] _1406910=[p, l, i, c, a, t, i, o, n]
   Exit: (228) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (227) [system] _1392974=[m, p, l, i, c, a, t, i, o, n]
   Exit: (227) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (226) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1359320)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1570518, _1570520), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1359320), _1570494, fail)), '$restore_trace'(_1570518, _1570520))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1570518, _1570520))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1359320), _1570494, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1359320)
   Fail: (227) [system] atomic(_1359320)
   Call: (227) [system] atom_chars(_1359320, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (227) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (226) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1579894)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1581752)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _1589490)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1592194)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1607272)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=')'
   Fail: (225) [system] '('=')'
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1612842)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1614700)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1628854)
   Exit: (226) [system] get_char((0x55798e5fad60), '(')
   Call: (226) [system] '('='('
   Exit: (226) [system] '('='('
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1612842)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1634424)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'O')
   Call: (228) [system] 'O'=(;)
   Fail: (228) [system] 'O'=(;)
^  Call: (228) [user] is_like_space('O')
   Call: (229) [system] char_type('O', 'white')
   Fail: (229) [system] char_type('O', 'white')
   Call: (229) [system] char_type('O', end_of_line)
   Fail: (229) [system] char_type('O', end_of_line)
   Call: (229) [system] char_type('O', space)
   Fail: (229) [system] char_type('O', space)
   Call: (229) [system] char_type('O', cntrl)
   Fail: (229) [system] char_type('O', cntrl)
^  Fail: (228) [user] is_like_space('O')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1648578)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'O')
   Call: (227) [system] 'O'=')'
   Fail: (227) [system] 'O'=')'
   Call: (227) [system] 'O'=end_of_file
   Fail: (227) [system] 'O'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _1654148)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1656006)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'O')
   Call: (229) [system] 'O'=(;)
   Fail: (229) [system] 'O'=(;)
^  Call: (229) [user] is_like_space('O')
   Call: (230) [system] char_type('O', 'white')
   Fail: (230) [system] char_type('O', 'white')
   Call: (230) [system] char_type('O', end_of_line)
   Fail: (230) [system] char_type('O', end_of_line)
   Call: (230) [system] char_type('O', space)
   Fail: (230) [system] char_type('O', space)
   Call: (230) [system] char_type('O', cntrl)
   Fail: (230) [system] char_type('O', cntrl)
^  Fail: (229) [user] is_like_space('O')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _1670160)
   Exit: (228) [system] get_char((0x55798e5fad60), 'O')
   Call: (228) [system] 'O'='('
   Fail: (228) [system] 'O'='('
   Call: (228) [system] 'O'='['
   Fail: (228) [system] 'O'='['
   Call: (228) [system] 'O'='{'
   Fail: (228) [system] 'O'='{'
   Call: (228) [system] 'O'='"'
   Fail: (228) [system] 'O'='"'
   Call: (228) [system] 'O'=!
   Fail: (228) [system] 'O'=!
   Call: (228) [system] 'O'='\''
   Fail: (228) [system] 'O'='\''
   Call: (228) [system] 'O'='`'
   Fail: (228) [system] 'O'='`'
   Call: (228) [system] 'O'=end_of_file
   Fail: (228) [system] 'O'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1654148)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1687802)
   Call: (230) [system] peek_char((0x55798e5fad60), _1688736)
   Exit: (230) [system] peek_char((0x55798e5fad60), r)
^  Call: (230) [user] is_delimiter(r)
   Call: (231) [system] char_type(r, space)
   Fail: (231) [system] char_type(r, space)
   Call: (231) [system] arg(_1693456, v('(', ')', end_of_file), r)
   Fail: (231) [system] arg(_1694388, v('(', ')', end_of_file), r)
^  Fail: (230) [user] is_delimiter(r)
   Call: (230) [system] ')'==r
   Fail: (230) [system] ')'==r
   Call: (230) [system] get_char((0x55798e5fad60), r)
   Exit: (230) [system] get_char((0x55798e5fad60), r)
   Call: (230) [system] r=(\)
   Fail: (230) [system] r=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1701738)
   Call: (231) [system] peek_char((0x55798e5fad60), _1702672)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (231) [user] is_delimiter('L')
   Call: (232) [system] char_type('L', space)
   Fail: (232) [system] char_type('L', space)
   Call: (232) [system] arg(_1707392, v('(', ')', end_of_file), 'L')
   Fail: (232) [system] arg(_1708324, v('(', ')', end_of_file), 'L')
^  Fail: (231) [user] is_delimiter('L')
   Call: (231) [system] ')'=='L'
   Fail: (231) [system] ')'=='L'
   Call: (231) [system] get_char((0x55798e5fad60), 'L')
   Exit: (231) [system] get_char((0x55798e5fad60), 'L')
   Call: (231) [system] 'L'=(\)
   Fail: (231) [system] 'L'=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1715674)
   Call: (232) [system] peek_char((0x55798e5fad60), _1716608)
   Exit: (232) [system] peek_char((0x55798e5fad60), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_1721328, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_1722260, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55798e5fad60), i)
   Exit: (232) [system] get_char((0x55798e5fad60), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1729610)
   Call: (233) [system] peek_char((0x55798e5fad60), _1730544)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1735264, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1736196, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1743546)
   Call: (234) [system] peek_char((0x55798e5fad60), _1744480)
   Exit: (234) [system] peek_char((0x55798e5fad60), k)
^  Call: (234) [user] is_delimiter(k)
   Call: (235) [system] char_type(k, space)
   Fail: (235) [system] char_type(k, space)
   Call: (235) [system] arg(_1749200, v('(', ')', end_of_file), k)
   Fail: (235) [system] arg(_1750132, v('(', ')', end_of_file), k)
^  Fail: (234) [user] is_delimiter(k)
   Call: (234) [system] ')'==k
   Fail: (234) [system] ')'==k
   Call: (234) [system] get_char((0x55798e5fad60), k)
   Exit: (234) [system] get_char((0x55798e5fad60), k)
   Call: (234) [system] k=(\)
   Fail: (234) [system] k=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1757482)
   Call: (235) [system] peek_char((0x55798e5fad60), _1758416)
   Exit: (235) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _1757482=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (234) [system] _1743546=[k]
   Exit: (234) [system] [k]=[k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (233) [system] _1729610=[n, k]
   Exit: (233) [system] [n, k]=[n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (232) [system] _1715674=[i, n, k]
   Exit: (232) [system] [i, n, k]=[i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (231) [system] _1701738=['L', i, n, k]
   Exit: (231) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (230) [system] _1687802=[r, 'L', i, n, k]
   Exit: (230) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (229) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1654148)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1781696, _1781698), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1654148), _1781672, fail)), '$restore_trace'(_1781696, _1781698))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1781696, _1781698))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1654148), _1781672, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_1654148)
   Fail: (230) [system] atomic(_1654148)
   Call: (230) [system] atom_chars(_1654148, ['O', r, 'L', i, n, k])
   Exit: (230) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (229) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1791072)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1792930)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _1800668)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1803372)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'C')
   Call: (230) [system] 'C'=(;)
   Fail: (230) [system] 'C'=(;)
^  Call: (230) [user] is_like_space('C')
   Call: (231) [system] char_type('C', 'white')
   Fail: (231) [system] char_type('C', 'white')
   Call: (231) [system] char_type('C', end_of_line)
   Fail: (231) [system] char_type('C', end_of_line)
   Call: (231) [system] char_type('C', space)
   Fail: (231) [system] char_type('C', space)
   Call: (231) [system] char_type('C', cntrl)
   Fail: (231) [system] char_type('C', cntrl)
^  Fail: (230) [user] is_like_space('C')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1818450)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'C')
   Call: (228) [system] 'C'=')'
   Fail: (228) [system] 'C'=')'
   Call: (228) [system] 'C'=end_of_file
   Fail: (228) [system] 'C'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _1824020)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1825878)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'C')
   Call: (230) [system] 'C'=(;)
   Fail: (230) [system] 'C'=(;)
^  Call: (230) [user] is_like_space('C')
   Call: (231) [system] char_type('C', 'white')
   Fail: (231) [system] char_type('C', 'white')
   Call: (231) [system] char_type('C', end_of_line)
   Fail: (231) [system] char_type('C', end_of_line)
   Call: (231) [system] char_type('C', space)
   Fail: (231) [system] char_type('C', space)
   Call: (231) [system] char_type('C', cntrl)
   Fail: (231) [system] char_type('C', cntrl)
^  Fail: (230) [user] is_like_space('C')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _1840032)
   Exit: (229) [system] get_char((0x55798e5fad60), 'C')
   Call: (229) [system] 'C'='('
   Fail: (229) [system] 'C'='('
   Call: (229) [system] 'C'='['
   Fail: (229) [system] 'C'='['
   Call: (229) [system] 'C'='{'
   Fail: (229) [system] 'C'='{'
   Call: (229) [system] 'C'='"'
   Fail: (229) [system] 'C'='"'
   Call: (229) [system] 'C'=!
   Fail: (229) [system] 'C'=!
   Call: (229) [system] 'C'='\''
   Fail: (229) [system] 'C'='\''
   Call: (229) [system] 'C'='`'
   Fail: (229) [system] 'C'='`'
   Call: (229) [system] 'C'=end_of_file
   Fail: (229) [system] 'C'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1824020)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1857674)
   Call: (231) [system] peek_char((0x55798e5fad60), _1858608)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1857674=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (230) [user] classify_and_convert_charseq('C', [], _1824020)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1867918, _1867920), once(user:catch(read_from_chars(['C'], _1824020), _1867894, fail)), '$restore_trace'(_1867918, _1867920))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1867918, _1867920))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1824020), _1867894, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1824020)
   Fail: (231) [system] atomic(_1824020)
   Call: (231) [system] atom_chars(_1824020, ['C'])
   Exit: (231) [system] atom_chars('C', ['C'])
^  Exit: (230) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1877294)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1879152)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _1886890)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1889594)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'D')
   Call: (231) [system] 'D'=(;)
   Fail: (231) [system] 'D'=(;)
^  Call: (231) [user] is_like_space('D')
   Call: (232) [system] char_type('D', 'white')
   Fail: (232) [system] char_type('D', 'white')
   Call: (232) [system] char_type('D', end_of_line)
   Fail: (232) [system] char_type('D', end_of_line)
   Call: (232) [system] char_type('D', space)
   Fail: (232) [system] char_type('D', space)
   Call: (232) [system] char_type('D', cntrl)
   Fail: (232) [system] char_type('D', cntrl)
^  Fail: (231) [user] is_like_space('D')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1904672)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'D')
   Call: (229) [system] 'D'=')'
   Fail: (229) [system] 'D'=')'
   Call: (229) [system] 'D'=end_of_file
   Fail: (229) [system] 'D'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _1910242)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1912100)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'D')
   Call: (231) [system] 'D'=(;)
   Fail: (231) [system] 'D'=(;)
^  Call: (231) [user] is_like_space('D')
   Call: (232) [system] char_type('D', 'white')
   Fail: (232) [system] char_type('D', 'white')
   Call: (232) [system] char_type('D', end_of_line)
   Fail: (232) [system] char_type('D', end_of_line)
   Call: (232) [system] char_type('D', space)
   Fail: (232) [system] char_type('D', space)
   Call: (232) [system] char_type('D', cntrl)
   Fail: (232) [system] char_type('D', cntrl)
^  Fail: (231) [user] is_like_space('D')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _1926254)
   Exit: (230) [system] get_char((0x55798e5fad60), 'D')
   Call: (230) [system] 'D'='('
   Fail: (230) [system] 'D'='('
   Call: (230) [system] 'D'='['
   Fail: (230) [system] 'D'='['
   Call: (230) [system] 'D'='{'
   Fail: (230) [system] 'D'='{'
   Call: (230) [system] 'D'='"'
   Fail: (230) [system] 'D'='"'
   Call: (230) [system] 'D'=!
   Fail: (230) [system] 'D'=!
   Call: (230) [system] 'D'='\''
   Fail: (230) [system] 'D'='\''
   Call: (230) [system] 'D'='`'
   Fail: (230) [system] 'D'='`'
   Call: (230) [system] 'D'=end_of_file
   Fail: (230) [system] 'D'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1910242)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1943896)
   Call: (232) [system] peek_char((0x55798e5fad60), _1944830)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
^  Call: (232) [user] is_delimiter(')')
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] arg(_1949550, v('(', ')', end_of_file), ')')
   Exit: (233) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (232) [user] is_delimiter(')')
   Call: (232) [system] _1943896=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (231) [user] classify_and_convert_charseq('D', [], _1910242)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_1956012, _1956014), once(user:catch(read_from_chars(['D'], _1910242), _1955988, fail)), '$restore_trace'(_1956012, _1956014))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_1956012, _1956014))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1910242), _1955988, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_1910242)
   Fail: (232) [system] atomic(_1910242)
   Call: (232) [system] atom_chars(_1910242, ['D'])
   Exit: (232) [system] atom_chars('D', ['D'])
^  Exit: (231) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _1965388)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1967246)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=(;)
   Fail: (231) [system] ')'=(;)
^  Call: (231) [user] is_like_space(')')
   Call: (232) [system] char_type(')', 'white')
   Fail: (232) [system] char_type(')', 'white')
   Call: (232) [system] char_type(')', end_of_line)
   Fail: (232) [system] char_type(')', end_of_line)
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] char_type(')', cntrl)
   Fail: (232) [system] char_type(')', cntrl)
^  Fail: (231) [user] is_like_space(')')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1981400)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=')'
   Exit: (230) [system] ')'=')'
   Call: (230) [system] get_char((0x55798e5fad60), _1985190)
   Exit: (230) [system] get_char((0x55798e5fad60), ')')
   Call: (230) [system] _1965388=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), [])
   Call: (229) [system] _1877294=['D']
   Exit: (229) [system] ['D']=['D']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (228) [system] _1791072=['C', 'D']
   Exit: (228) [system] ['C', 'D']=['C', 'D']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (227) [system] _1612842=['OrLink', 'C', 'D']
   Exit: (227) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1999072)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _2000930)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _2008668)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _2011372)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'E')
   Call: (228) [system] 'E'=(;)
   Fail: (228) [system] 'E'=(;)
^  Call: (228) [user] is_like_space('E')
   Call: (229) [system] char_type('E', 'white')
   Fail: (229) [system] char_type('E', 'white')
   Call: (229) [system] char_type('E', end_of_line)
   Fail: (229) [system] char_type('E', end_of_line)
   Call: (229) [system] char_type('E', space)
   Fail: (229) [system] char_type('E', space)
   Call: (229) [system] char_type('E', cntrl)
   Fail: (229) [system] char_type('E', cntrl)
^  Fail: (228) [user] is_like_space('E')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _2026450)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'E')
   Call: (226) [system] 'E'=')'
   Fail: (226) [system] 'E'=')'
   Call: (226) [system] 'E'=end_of_file
   Fail: (226) [system] 'E'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _2032020)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _2033878)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'E')
   Call: (228) [system] 'E'=(;)
   Fail: (228) [system] 'E'=(;)
^  Call: (228) [user] is_like_space('E')
   Call: (229) [system] char_type('E', 'white')
   Fail: (229) [system] char_type('E', 'white')
   Call: (229) [system] char_type('E', end_of_line)
   Fail: (229) [system] char_type('E', end_of_line)
   Call: (229) [system] char_type('E', space)
   Fail: (229) [system] char_type('E', space)
   Call: (229) [system] char_type('E', cntrl)
   Fail: (229) [system] char_type('E', cntrl)
^  Fail: (228) [user] is_like_space('E')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _2048032)
   Exit: (227) [system] get_char((0x55798e5fad60), 'E')
   Call: (227) [system] 'E'='('
   Fail: (227) [system] 'E'='('
   Call: (227) [system] 'E'='['
   Fail: (227) [system] 'E'='['
   Call: (227) [system] 'E'='{'
   Fail: (227) [system] 'E'='{'
   Call: (227) [system] 'E'='"'
   Fail: (227) [system] 'E'='"'
   Call: (227) [system] 'E'=!
   Fail: (227) [system] 'E'=!
   Call: (227) [system] 'E'='\''
   Fail: (227) [system] 'E'='\''
   Call: (227) [system] 'E'='`'
   Fail: (227) [system] 'E'='`'
   Call: (227) [system] 'E'=end_of_file
   Fail: (227) [system] 'E'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'E', _2032020)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _2065674)
   Call: (229) [system] peek_char((0x55798e5fad60), _2066608)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
^  Call: (229) [user] is_delimiter(')')
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] arg(_2071328, v('(', ')', end_of_file), ')')
   Exit: (230) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (229) [user] is_delimiter(')')
   Call: (229) [system] _2065674=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (228) [user] classify_and_convert_charseq('E', [], _2032020)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_2077790, _2077792), once(user:catch(read_from_chars(['E'], _2032020), _2077766, fail)), '$restore_trace'(_2077790, _2077792))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_2077790, _2077792))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _2032020), _2077766, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_2032020)
   Fail: (229) [system] atomic(_2032020)
   Call: (229) [system] atom_chars(_2032020, ['E'])
   Exit: (229) [system] atom_chars('E', ['E'])
^  Exit: (228) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _2087166)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _2089024)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _12146)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55798e5fad60), _15936)
   Exit: (227) [system] get_char((0x55798e5fad60), ')')
   Call: (227) [system] _5832=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [])
   Call: (226) [system] _5826=['E']
   Exit: (226) [system] ['E']=['E']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (225) [system] _5802=[['OrLink', 'C', 'D'], 'E']
   Exit: (225) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (224) [system] _5794=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (224) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _29818)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _31676)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _39414)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _42118)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _57196)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=')'
   Fail: (223) [system] '('=')'
   Call: (223) [system] '('=end_of_file
   Fail: (223) [system] '('=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _62766)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _64624)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _78778)
   Exit: (224) [system] get_char((0x55798e5fad60), '(')
   Call: (224) [system] '('='('
   Exit: (224) [system] '('='('
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _62766)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _84348)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'=(;)
   Fail: (226) [system] 'I'=(;)
^  Call: (226) [user] is_like_space('I')
   Call: (227) [system] char_type('I', 'white')
   Fail: (227) [system] char_type('I', 'white')
   Call: (227) [system] char_type('I', end_of_line)
   Fail: (227) [system] char_type('I', end_of_line)
   Call: (227) [system] char_type('I', space)
   Fail: (227) [system] char_type('I', space)
   Call: (227) [system] char_type('I', cntrl)
   Fail: (227) [system] char_type('I', cntrl)
^  Fail: (226) [user] is_like_space('I')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _98502)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'=')'
   Fail: (225) [system] 'I'=')'
   Call: (225) [system] 'I'=end_of_file
   Fail: (225) [system] 'I'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _104072)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _105930)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'I')
   Call: (227) [system] 'I'=(;)
   Fail: (227) [system] 'I'=(;)
^  Call: (227) [user] is_like_space('I')
   Call: (228) [system] char_type('I', 'white')
   Fail: (228) [system] char_type('I', 'white')
   Call: (228) [system] char_type('I', end_of_line)
   Fail: (228) [system] char_type('I', end_of_line)
   Call: (228) [system] char_type('I', space)
   Fail: (228) [system] char_type('I', space)
   Call: (228) [system] char_type('I', cntrl)
   Fail: (228) [system] char_type('I', cntrl)
^  Fail: (227) [user] is_like_space('I')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _120084)
   Exit: (226) [system] get_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'='('
   Fail: (226) [system] 'I'='('
   Call: (226) [system] 'I'='['
   Fail: (226) [system] 'I'='['
   Call: (226) [system] 'I'='{'
   Fail: (226) [system] 'I'='{'
   Call: (226) [system] 'I'='"'
   Fail: (226) [system] 'I'='"'
   Call: (226) [system] 'I'=!
   Fail: (226) [system] 'I'=!
   Call: (226) [system] 'I'='\''
   Fail: (226) [system] 'I'='\''
   Call: (226) [system] 'I'='`'
   Fail: (226) [system] 'I'='`'
   Call: (226) [system] 'I'=end_of_file
   Fail: (226) [system] 'I'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'I', _104072)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _137726)
   Call: (228) [system] peek_char((0x55798e5fad60), _138660)
   Exit: (228) [system] peek_char((0x55798e5fad60), m)
^  Call: (228) [user] is_delimiter(m)
   Call: (229) [system] char_type(m, space)
   Fail: (229) [system] char_type(m, space)
   Call: (229) [system] arg(_143380, v('(', ')', end_of_file), m)
   Fail: (229) [system] arg(_144312, v('(', ')', end_of_file), m)
^  Fail: (228) [user] is_delimiter(m)
   Call: (228) [system] ')'==m
   Fail: (228) [system] ')'==m
   Call: (228) [system] get_char((0x55798e5fad60), m)
   Exit: (228) [system] get_char((0x55798e5fad60), m)
   Call: (228) [system] m=(\)
   Fail: (228) [system] m=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _151662)
   Call: (229) [system] peek_char((0x55798e5fad60), _152596)
   Exit: (229) [system] peek_char((0x55798e5fad60), p)
^  Call: (229) [user] is_delimiter(p)
   Call: (230) [system] char_type(p, space)
   Fail: (230) [system] char_type(p, space)
   Call: (230) [system] arg(_157316, v('(', ')', end_of_file), p)
   Fail: (230) [system] arg(_158248, v('(', ')', end_of_file), p)
^  Fail: (229) [user] is_delimiter(p)
   Call: (229) [system] ')'==p
   Fail: (229) [system] ')'==p
   Call: (229) [system] get_char((0x55798e5fad60), p)
   Exit: (229) [system] get_char((0x55798e5fad60), p)
   Call: (229) [system] p=(\)
   Fail: (229) [system] p=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _165598)
   Call: (230) [system] peek_char((0x55798e5fad60), _166532)
   Exit: (230) [system] peek_char((0x55798e5fad60), l)
^  Call: (230) [user] is_delimiter(l)
   Call: (231) [system] char_type(l, space)
   Fail: (231) [system] char_type(l, space)
   Call: (231) [system] arg(_171252, v('(', ')', end_of_file), l)
   Fail: (231) [system] arg(_172184, v('(', ')', end_of_file), l)
^  Fail: (230) [user] is_delimiter(l)
   Call: (230) [system] ')'==l
   Fail: (230) [system] ')'==l
   Call: (230) [system] get_char((0x55798e5fad60), l)
   Exit: (230) [system] get_char((0x55798e5fad60), l)
   Call: (230) [system] l=(\)
   Fail: (230) [system] l=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _179534)
   Call: (231) [system] peek_char((0x55798e5fad60), _180468)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_185188, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_186120, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _193470)
   Call: (232) [system] peek_char((0x55798e5fad60), _194404)
   Exit: (232) [system] peek_char((0x55798e5fad60), c)
^  Call: (232) [user] is_delimiter(c)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] arg(_199124, v('(', ')', end_of_file), c)
   Fail: (233) [system] arg(_200056, v('(', ')', end_of_file), c)
^  Fail: (232) [user] is_delimiter(c)
   Call: (232) [system] ')'==c
   Fail: (232) [system] ')'==c
   Call: (232) [system] get_char((0x55798e5fad60), c)
   Exit: (232) [system] get_char((0x55798e5fad60), c)
   Call: (232) [system] c=(\)
   Fail: (232) [system] c=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _207406)
   Call: (233) [system] peek_char((0x55798e5fad60), _208340)
   Exit: (233) [system] peek_char((0x55798e5fad60), a)
^  Call: (233) [user] is_delimiter(a)
   Call: (234) [system] char_type(a, space)
   Fail: (234) [system] char_type(a, space)
   Call: (234) [system] arg(_213060, v('(', ')', end_of_file), a)
   Fail: (234) [system] arg(_213992, v('(', ')', end_of_file), a)
^  Fail: (233) [user] is_delimiter(a)
   Call: (233) [system] ')'==a
   Fail: (233) [system] ')'==a
   Call: (233) [system] get_char((0x55798e5fad60), a)
   Exit: (233) [system] get_char((0x55798e5fad60), a)
   Call: (233) [system] a=(\)
   Fail: (233) [system] a=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _221342)
   Call: (234) [system] peek_char((0x55798e5fad60), _222276)
   Exit: (234) [system] peek_char((0x55798e5fad60), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_226996, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_227928, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55798e5fad60), t)
   Exit: (234) [system] get_char((0x55798e5fad60), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _235278)
   Call: (235) [system] peek_char((0x55798e5fad60), _236212)
   Exit: (235) [system] peek_char((0x55798e5fad60), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_240932, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_241864, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55798e5fad60), i)
   Exit: (235) [system] get_char((0x55798e5fad60), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _249214)
   Call: (236) [system] peek_char((0x55798e5fad60), _250148)
   Exit: (236) [system] peek_char((0x55798e5fad60), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_254868, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_255800, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55798e5fad60), o)
   Exit: (236) [system] get_char((0x55798e5fad60), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _263150)
   Call: (237) [system] peek_char((0x55798e5fad60), _264084)
   Exit: (237) [system] peek_char((0x55798e5fad60), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_268804, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_269736, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55798e5fad60), n)
   Exit: (237) [system] get_char((0x55798e5fad60), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _277086)
   Call: (238) [system] peek_char((0x55798e5fad60), _278020)
   Exit: (238) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _277086=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (237) [system] _263150=[n]
   Exit: (237) [system] [n]=[n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (236) [system] _249214=[o, n]
   Exit: (236) [system] [o, n]=[o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (235) [system] _235278=[i, o, n]
   Exit: (235) [system] [i, o, n]=[i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (234) [system] _221342=[t, i, o, n]
   Exit: (234) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (233) [system] _207406=[a, t, i, o, n]
   Exit: (233) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (232) [system] _193470=[c, a, t, i, o, n]
   Exit: (232) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (231) [system] _179534=[i, c, a, t, i, o, n]
   Exit: (231) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (230) [system] _165598=[l, i, c, a, t, i, o, n]
   Exit: (230) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (229) [system] _151662=[p, l, i, c, a, t, i, o, n]
   Exit: (229) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (228) [system] _137726=[m, p, l, i, c, a, t, i, o, n]
   Exit: (228) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (227) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _104072)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_315270, _315272), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _104072), _315246, fail)), '$restore_trace'(_315270, _315272))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_315270, _315272))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _104072), _315246, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_104072)
   Fail: (228) [system] atomic(_104072)
   Call: (228) [system] atom_chars(_104072, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (228) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (227) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _324646)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _326504)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _334242)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _336946)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _352024)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=')'
   Fail: (226) [system] '('=')'
   Call: (226) [system] '('=end_of_file
   Fail: (226) [system] '('=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _357594)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _359452)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _373606)
   Exit: (227) [system] get_char((0x55798e5fad60), '(')
   Call: (227) [system] '('='('
   Exit: (227) [system] '('='('
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _357594)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _379176)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'O')
   Call: (229) [system] 'O'=(;)
   Fail: (229) [system] 'O'=(;)
^  Call: (229) [user] is_like_space('O')
   Call: (230) [system] char_type('O', 'white')
   Fail: (230) [system] char_type('O', 'white')
   Call: (230) [system] char_type('O', end_of_line)
   Fail: (230) [system] char_type('O', end_of_line)
   Call: (230) [system] char_type('O', space)
   Fail: (230) [system] char_type('O', space)
   Call: (230) [system] char_type('O', cntrl)
   Fail: (230) [system] char_type('O', cntrl)
^  Fail: (229) [user] is_like_space('O')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _393330)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'O')
   Call: (228) [system] 'O'=')'
   Fail: (228) [system] 'O'=')'
   Call: (228) [system] 'O'=end_of_file
   Fail: (228) [system] 'O'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _398900)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _400758)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'O')
   Call: (230) [system] 'O'=(;)
   Fail: (230) [system] 'O'=(;)
^  Call: (230) [user] is_like_space('O')
   Call: (231) [system] char_type('O', 'white')
   Fail: (231) [system] char_type('O', 'white')
   Call: (231) [system] char_type('O', end_of_line)
   Fail: (231) [system] char_type('O', end_of_line)
   Call: (231) [system] char_type('O', space)
   Fail: (231) [system] char_type('O', space)
   Call: (231) [system] char_type('O', cntrl)
   Fail: (231) [system] char_type('O', cntrl)
^  Fail: (230) [user] is_like_space('O')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _414912)
   Exit: (229) [system] get_char((0x55798e5fad60), 'O')
   Call: (229) [system] 'O'='('
   Fail: (229) [system] 'O'='('
   Call: (229) [system] 'O'='['
   Fail: (229) [system] 'O'='['
   Call: (229) [system] 'O'='{'
   Fail: (229) [system] 'O'='{'
   Call: (229) [system] 'O'='"'
   Fail: (229) [system] 'O'='"'
   Call: (229) [system] 'O'=!
   Fail: (229) [system] 'O'=!
   Call: (229) [system] 'O'='\''
   Fail: (229) [system] 'O'='\''
   Call: (229) [system] 'O'='`'
   Fail: (229) [system] 'O'='`'
   Call: (229) [system] 'O'=end_of_file
   Fail: (229) [system] 'O'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'O', _398900)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _432554)
   Call: (231) [system] peek_char((0x55798e5fad60), _433488)
   Exit: (231) [system] peek_char((0x55798e5fad60), r)
^  Call: (231) [user] is_delimiter(r)
   Call: (232) [system] char_type(r, space)
   Fail: (232) [system] char_type(r, space)
   Call: (232) [system] arg(_438208, v('(', ')', end_of_file), r)
   Fail: (232) [system] arg(_439140, v('(', ')', end_of_file), r)
^  Fail: (231) [user] is_delimiter(r)
   Call: (231) [system] ')'==r
   Fail: (231) [system] ')'==r
   Call: (231) [system] get_char((0x55798e5fad60), r)
   Exit: (231) [system] get_char((0x55798e5fad60), r)
   Call: (231) [system] r=(\)
   Fail: (231) [system] r=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _446490)
   Call: (232) [system] peek_char((0x55798e5fad60), _447424)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (232) [user] is_delimiter('L')
   Call: (233) [system] char_type('L', space)
   Fail: (233) [system] char_type('L', space)
   Call: (233) [system] arg(_452144, v('(', ')', end_of_file), 'L')
   Fail: (233) [system] arg(_453076, v('(', ')', end_of_file), 'L')
^  Fail: (232) [user] is_delimiter('L')
   Call: (232) [system] ')'=='L'
   Fail: (232) [system] ')'=='L'
   Call: (232) [system] get_char((0x55798e5fad60), 'L')
   Exit: (232) [system] get_char((0x55798e5fad60), 'L')
   Call: (232) [system] 'L'=(\)
   Fail: (232) [system] 'L'=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _460426)
   Call: (233) [system] peek_char((0x55798e5fad60), _461360)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_466080, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_467012, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _474362)
   Call: (234) [system] peek_char((0x55798e5fad60), _475296)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_480016, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_480948, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _488298)
   Call: (235) [system] peek_char((0x55798e5fad60), _489232)
   Exit: (235) [system] peek_char((0x55798e5fad60), k)
^  Call: (235) [user] is_delimiter(k)
   Call: (236) [system] char_type(k, space)
   Fail: (236) [system] char_type(k, space)
   Call: (236) [system] arg(_493952, v('(', ')', end_of_file), k)
   Fail: (236) [system] arg(_494884, v('(', ')', end_of_file), k)
^  Fail: (235) [user] is_delimiter(k)
   Call: (235) [system] ')'==k
   Fail: (235) [system] ')'==k
   Call: (235) [system] get_char((0x55798e5fad60), k)
   Exit: (235) [system] get_char((0x55798e5fad60), k)
   Call: (235) [system] k=(\)
   Fail: (235) [system] k=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _502234)
   Call: (236) [system] peek_char((0x55798e5fad60), _503168)
   Exit: (236) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _502234=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (235) [system] _488298=[k]
   Exit: (235) [system] [k]=[k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (234) [system] _474362=[n, k]
   Exit: (234) [system] [n, k]=[n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (233) [system] _460426=[i, n, k]
   Exit: (233) [system] [i, n, k]=[i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (232) [system] _446490=['L', i, n, k]
   Exit: (232) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (231) [system] _432554=[r, 'L', i, n, k]
   Exit: (231) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (230) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _398900)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_526448, _526450), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _398900), _526424, fail)), '$restore_trace'(_526448, _526450))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_526448, _526450))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _398900), _526424, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_398900)
   Fail: (231) [system] atomic(_398900)
   Call: (231) [system] atom_chars(_398900, ['O', r, 'L', i, n, k])
   Exit: (231) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (230) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _535824)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _537682)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _545420)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _548124)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'C')
   Call: (231) [system] 'C'=(;)
   Fail: (231) [system] 'C'=(;)
^  Call: (231) [user] is_like_space('C')
   Call: (232) [system] char_type('C', 'white')
   Fail: (232) [system] char_type('C', 'white')
   Call: (232) [system] char_type('C', end_of_line)
   Fail: (232) [system] char_type('C', end_of_line)
   Call: (232) [system] char_type('C', space)
   Fail: (232) [system] char_type('C', space)
   Call: (232) [system] char_type('C', cntrl)
   Fail: (232) [system] char_type('C', cntrl)
^  Fail: (231) [user] is_like_space('C')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _563202)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'C')
   Call: (229) [system] 'C'=')'
   Fail: (229) [system] 'C'=')'
   Call: (229) [system] 'C'=end_of_file
   Fail: (229) [system] 'C'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _568772)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _570630)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'C')
   Call: (231) [system] 'C'=(;)
   Fail: (231) [system] 'C'=(;)
^  Call: (231) [user] is_like_space('C')
   Call: (232) [system] char_type('C', 'white')
   Fail: (232) [system] char_type('C', 'white')
   Call: (232) [system] char_type('C', end_of_line)
   Fail: (232) [system] char_type('C', end_of_line)
   Call: (232) [system] char_type('C', space)
   Fail: (232) [system] char_type('C', space)
   Call: (232) [system] char_type('C', cntrl)
   Fail: (232) [system] char_type('C', cntrl)
^  Fail: (231) [user] is_like_space('C')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _584784)
   Exit: (230) [system] get_char((0x55798e5fad60), 'C')
   Call: (230) [system] 'C'='('
   Fail: (230) [system] 'C'='('
   Call: (230) [system] 'C'='['
   Fail: (230) [system] 'C'='['
   Call: (230) [system] 'C'='{'
   Fail: (230) [system] 'C'='{'
   Call: (230) [system] 'C'='"'
   Fail: (230) [system] 'C'='"'
   Call: (230) [system] 'C'=!
   Fail: (230) [system] 'C'=!
   Call: (230) [system] 'C'='\''
   Fail: (230) [system] 'C'='\''
   Call: (230) [system] 'C'='`'
   Fail: (230) [system] 'C'='`'
   Call: (230) [system] 'C'=end_of_file
   Fail: (230) [system] 'C'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'C', _568772)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _602426)
   Call: (232) [system] peek_char((0x55798e5fad60), _603360)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _602426=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (231) [user] classify_and_convert_charseq('C', [], _568772)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_612670, _612672), once(user:catch(read_from_chars(['C'], _568772), _612646, fail)), '$restore_trace'(_612670, _612672))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_612670, _612672))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _568772), _612646, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_568772)
   Fail: (232) [system] atomic(_568772)
   Call: (232) [system] atom_chars(_568772, ['C'])
   Exit: (232) [system] atom_chars('C', ['C'])
^  Exit: (231) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _622046)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _623904)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55798e5fad60), _631642)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _634346)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'D')
   Call: (232) [system] 'D'=(;)
   Fail: (232) [system] 'D'=(;)
^  Call: (232) [user] is_like_space('D')
   Call: (233) [system] char_type('D', 'white')
   Fail: (233) [system] char_type('D', 'white')
   Call: (233) [system] char_type('D', end_of_line)
   Fail: (233) [system] char_type('D', end_of_line)
   Call: (233) [system] char_type('D', space)
   Fail: (233) [system] char_type('D', space)
   Call: (233) [system] char_type('D', cntrl)
   Fail: (233) [system] char_type('D', cntrl)
^  Fail: (232) [user] is_like_space('D')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _649424)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'D')
   Call: (230) [system] 'D'=')'
   Fail: (230) [system] 'D'=')'
   Call: (230) [system] 'D'=end_of_file
   Fail: (230) [system] 'D'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _654994)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _656852)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'D')
   Call: (232) [system] 'D'=(;)
   Fail: (232) [system] 'D'=(;)
^  Call: (232) [user] is_like_space('D')
   Call: (233) [system] char_type('D', 'white')
   Fail: (233) [system] char_type('D', 'white')
   Call: (233) [system] char_type('D', end_of_line)
   Fail: (233) [system] char_type('D', end_of_line)
   Call: (233) [system] char_type('D', space)
   Fail: (233) [system] char_type('D', space)
   Call: (233) [system] char_type('D', cntrl)
   Fail: (233) [system] char_type('D', cntrl)
^  Fail: (232) [user] is_like_space('D')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _671006)
   Exit: (231) [system] get_char((0x55798e5fad60), 'D')
   Call: (231) [system] 'D'='('
   Fail: (231) [system] 'D'='('
   Call: (231) [system] 'D'='['
   Fail: (231) [system] 'D'='['
   Call: (231) [system] 'D'='{'
   Fail: (231) [system] 'D'='{'
   Call: (231) [system] 'D'='"'
   Fail: (231) [system] 'D'='"'
   Call: (231) [system] 'D'=!
   Fail: (231) [system] 'D'=!
   Call: (231) [system] 'D'='\''
   Fail: (231) [system] 'D'='\''
   Call: (231) [system] 'D'='`'
   Fail: (231) [system] 'D'='`'
   Call: (231) [system] 'D'=end_of_file
   Fail: (231) [system] 'D'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), 'D', _654994)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _688648)
   Call: (233) [system] peek_char((0x55798e5fad60), _689582)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
^  Call: (233) [user] is_delimiter(')')
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] arg(_694302, v('(', ')', end_of_file), ')')
   Exit: (234) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (233) [user] is_delimiter(')')
   Call: (233) [system] _688648=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (232) [user] classify_and_convert_charseq('D', [], _654994)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_700764, _700766), once(user:catch(read_from_chars(['D'], _654994), _700740, fail)), '$restore_trace'(_700764, _700766))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_700764, _700766))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _654994), _700740, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_654994)
   Fail: (233) [system] atomic(_654994)
   Call: (233) [system] atom_chars(_654994, ['D'])
   Exit: (233) [system] atom_chars('D', ['D'])
^  Exit: (232) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _710140)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _711998)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
   Call: (232) [system] ')'=(;)
   Fail: (232) [system] ')'=(;)
^  Call: (232) [user] is_like_space(')')
   Call: (233) [system] char_type(')', 'white')
   Fail: (233) [system] char_type(')', 'white')
   Call: (233) [system] char_type(')', end_of_line)
   Fail: (233) [system] char_type(')', end_of_line)
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] char_type(')', cntrl)
   Fail: (233) [system] char_type(')', cntrl)
^  Fail: (232) [user] is_like_space(')')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _726152)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=')'
   Exit: (231) [system] ')'=')'
   Call: (231) [system] get_char((0x55798e5fad60), _729942)
   Exit: (231) [system] get_char((0x55798e5fad60), ')')
   Call: (231) [system] _710140=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), [])
   Call: (230) [system] _622046=['D']
   Exit: (230) [system] ['D']=['D']
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (229) [system] _535824=['C', 'D']
   Exit: (229) [system] ['C', 'D']=['C', 'D']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (228) [system] _357594=['OrLink', 'C', 'D']
   Exit: (228) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _743824)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _745682)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _753420)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _756124)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'E')
   Call: (229) [system] 'E'=(;)
   Fail: (229) [system] 'E'=(;)
^  Call: (229) [user] is_like_space('E')
   Call: (230) [system] char_type('E', 'white')
   Fail: (230) [system] char_type('E', 'white')
   Call: (230) [system] char_type('E', end_of_line)
   Fail: (230) [system] char_type('E', end_of_line)
   Call: (230) [system] char_type('E', space)
   Fail: (230) [system] char_type('E', space)
   Call: (230) [system] char_type('E', cntrl)
   Fail: (230) [system] char_type('E', cntrl)
^  Fail: (229) [user] is_like_space('E')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _771202)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'E')
   Call: (227) [system] 'E'=')'
   Fail: (227) [system] 'E'=')'
   Call: (227) [system] 'E'=end_of_file
   Fail: (227) [system] 'E'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _776772)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _778630)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'E')
   Call: (229) [system] 'E'=(;)
   Fail: (229) [system] 'E'=(;)
^  Call: (229) [user] is_like_space('E')
   Call: (230) [system] char_type('E', 'white')
   Fail: (230) [system] char_type('E', 'white')
   Call: (230) [system] char_type('E', end_of_line)
   Fail: (230) [system] char_type('E', end_of_line)
   Call: (230) [system] char_type('E', space)
   Fail: (230) [system] char_type('E', space)
   Call: (230) [system] char_type('E', cntrl)
   Fail: (230) [system] char_type('E', cntrl)
^  Fail: (229) [user] is_like_space('E')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _792784)
   Exit: (228) [system] get_char((0x55798e5fad60), 'E')
   Call: (228) [system] 'E'='('
   Fail: (228) [system] 'E'='('
   Call: (228) [system] 'E'='['
   Fail: (228) [system] 'E'='['
   Call: (228) [system] 'E'='{'
   Fail: (228) [system] 'E'='{'
   Call: (228) [system] 'E'='"'
   Fail: (228) [system] 'E'='"'
   Call: (228) [system] 'E'=!
   Fail: (228) [system] 'E'=!
   Call: (228) [system] 'E'='\''
   Fail: (228) [system] 'E'='\''
   Call: (228) [system] 'E'='`'
   Fail: (228) [system] 'E'='`'
   Call: (228) [system] 'E'=end_of_file
   Fail: (228) [system] 'E'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'E', _776772)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _810426)
   Call: (230) [system] peek_char((0x55798e5fad60), _811360)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
^  Call: (230) [user] is_delimiter(')')
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] arg(_816080, v('(', ')', end_of_file), ')')
   Exit: (231) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (230) [user] is_delimiter(')')
   Call: (230) [system] _810426=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (229) [user] classify_and_convert_charseq('E', [], _776772)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_822542, _822544), once(user:catch(read_from_chars(['E'], _776772), _822518, fail)), '$restore_trace'(_822542, _822544))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_822542, _822544))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _776772), _822518, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_776772)
   Fail: (230) [system] atomic(_776772)
   Call: (230) [system] atom_chars(_776772, ['E'])
   Exit: (230) [system] atom_chars('E', ['E'])
^  Exit: (229) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _831918)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _833776)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=(;)
   Fail: (229) [system] ')'=(;)
^  Call: (229) [user] is_like_space(')')
   Call: (230) [system] char_type(')', 'white')
   Fail: (230) [system] char_type(')', 'white')
   Call: (230) [system] char_type(')', end_of_line)
   Fail: (230) [system] char_type(')', end_of_line)
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] char_type(')', cntrl)
   Fail: (230) [system] char_type(')', cntrl)
^  Fail: (229) [user] is_like_space(')')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _847930)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=')'
   Exit: (228) [system] ')'=')'
   Call: (228) [system] get_char((0x55798e5fad60), _851720)
   Exit: (228) [system] get_char((0x55798e5fad60), ')')
   Call: (228) [system] _831918=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [])
   Call: (227) [system] _743824=['E']
   Exit: (227) [system] ['E']=['E']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (226) [system] _324646=[['OrLink', 'C', 'D'], 'E']
   Exit: (226) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (225) [system] _62766=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (225) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _865602)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _867460)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _881614)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55798e5fad60), _885404)
   Exit: (224) [system] get_char((0x55798e5fad60), ')')
   Call: (224) [system] _865602=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [])
   Call: (223) [system] _29818=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (223) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (222) [system] _5790=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (222) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (221) [system] _5782=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (221) [system] ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _899286)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _901144)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _915298)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55798e5fad60), _919088)
   Exit: (220) [system] get_char((0x55798e5fad60), ')')
   Call: (220) [system] _899286=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [])
   Call: (219) [system] _5778=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (219) [system] [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (218) [system] _5754=[['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (218) [system] [['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (217) [system] _5746=[:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (217) [system] [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _932970)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _934828)
   Exit: (217) [system] peek_char((0x55798e5fad60), '\n')
   Call: (217) [system] '\n'=(;)
   Fail: (217) [system] '\n'=(;)
^  Call: (217) [user] is_like_space('\n')
   Call: (218) [system] char_type('\n', 'white')
   Fail: (218) [system] char_type('\n', 'white')
   Call: (218) [system] char_type('\n', end_of_line)
   Exit: (218) [system] char_type('\n', end_of_line)
^  Exit: (217) [user] is_like_space('\n')
   Call: (217) [system] get_char((0x55798e5fad60), _944422)
   Exit: (217) [system] get_char((0x55798e5fad60), '\n')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _947126)
   Exit: (218) [system] peek_char((0x55798e5fad60), '\t')
   Call: (218) [system] '\t'=(;)
   Fail: (218) [system] '\t'=(;)
^  Call: (218) [user] is_like_space('\t')
   Call: (219) [system] char_type('\t', 'white')
   Exit: (219) [system] char_type('\t', 'white')
^  Exit: (218) [user] is_like_space('\t')
   Call: (218) [system] get_char((0x55798e5fad60), _954864)
   Exit: (218) [system] get_char((0x55798e5fad60), '\t')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _957568)
   Exit: (219) [system] peek_char((0x55798e5fad60), '\t')
   Call: (219) [system] '\t'=(;)
   Fail: (219) [system] '\t'=(;)
^  Call: (219) [user] is_like_space('\t')
   Call: (220) [system] char_type('\t', 'white')
   Exit: (220) [system] char_type('\t', 'white')
^  Exit: (219) [user] is_like_space('\t')
   Call: (219) [system] get_char((0x55798e5fad60), _965306)
   Exit: (219) [system] get_char((0x55798e5fad60), '\t')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _968010)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _975748)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _978452)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _996302)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _1001872)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1003730)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _1017884)
   Exit: (217) [system] get_char((0x55798e5fad60), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1001872)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1023454)
   Exit: (219) [system] peek_char((0x55798e5fad60), :)
   Call: (219) [system] (:)=(;)
   Fail: (219) [system] (:)=(;)
^  Call: (219) [user] is_like_space(:)
   Call: (220) [system] char_type(:, 'white')
   Fail: (220) [system] char_type(:, 'white')
   Call: (220) [system] char_type(:, end_of_line)
   Fail: (220) [system] char_type(:, end_of_line)
   Call: (220) [system] char_type(:, space)
   Fail: (220) [system] char_type(:, space)
   Call: (220) [system] char_type(:, cntrl)
   Fail: (220) [system] char_type(:, cntrl)
^  Fail: (219) [user] is_like_space(:)
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1037608)
   Exit: (218) [system] peek_char((0x55798e5fad60), :)
   Call: (218) [system] (:)=')'
   Fail: (218) [system] (:)=')'
   Call: (218) [system] (:)=end_of_file
   Fail: (218) [system] (:)=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1043178)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1045036)
   Exit: (220) [system] peek_char((0x55798e5fad60), :)
   Call: (220) [system] (:)=(;)
   Fail: (220) [system] (:)=(;)
^  Call: (220) [user] is_like_space(:)
   Call: (221) [system] char_type(:, 'white')
   Fail: (221) [system] char_type(:, 'white')
   Call: (221) [system] char_type(:, end_of_line)
   Fail: (221) [system] char_type(:, end_of_line)
   Call: (221) [system] char_type(:, space)
   Fail: (221) [system] char_type(:, space)
   Call: (221) [system] char_type(:, cntrl)
   Fail: (221) [system] char_type(:, cntrl)
^  Fail: (220) [user] is_like_space(:)
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1059190)
   Exit: (219) [system] get_char((0x55798e5fad60), :)
   Call: (219) [system] (:)='('
   Fail: (219) [system] (:)='('
   Call: (219) [system] (:)='['
   Fail: (219) [system] (:)='['
   Call: (219) [system] (:)='{'
   Fail: (219) [system] (:)='{'
   Call: (219) [system] (:)='"'
   Fail: (219) [system] (:)='"'
   Call: (219) [system] (:)=!
   Fail: (219) [system] (:)=!
   Call: (219) [system] (:)='\''
   Fail: (219) [system] (:)='\''
   Call: (219) [system] (:)='`'
   Fail: (219) [system] (:)='`'
   Call: (219) [system] (:)=end_of_file
   Fail: (219) [system] (:)=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), :, _1043178)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1076832)
   Call: (221) [system] peek_char((0x55798e5fad60), _1077766)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _1076832=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (220) [user] classify_and_convert_charseq(:, [], _1043178)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1087076, _1087078), once(user:catch(read_from_chars([:], _1043178), _1087052, fail)), '$restore_trace'(_1087076, _1087078))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1087076, _1087078))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1087052, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(:)
   Exit: (221) [system] atomic(:)
^  Exit: (220) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1094576)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1096434)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _1104172)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1106876)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1121954)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1127524)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1129382)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1143536)
   Exit: (220) [system] get_char((0x55798e5fad60), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1127524)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1149106)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'D')
   Call: (222) [system] 'D'=(;)
   Fail: (222) [system] 'D'=(;)
^  Call: (222) [user] is_like_space('D')
   Call: (223) [system] char_type('D', 'white')
   Fail: (223) [system] char_type('D', 'white')
   Call: (223) [system] char_type('D', end_of_line)
   Fail: (223) [system] char_type('D', end_of_line)
   Call: (223) [system] char_type('D', space)
   Fail: (223) [system] char_type('D', space)
   Call: (223) [system] char_type('D', cntrl)
   Fail: (223) [system] char_type('D', cntrl)
^  Fail: (222) [user] is_like_space('D')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1163260)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'D')
   Call: (221) [system] 'D'=')'
   Fail: (221) [system] 'D'=')'
   Call: (221) [system] 'D'=end_of_file
   Fail: (221) [system] 'D'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1168830)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1170688)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'D')
   Call: (223) [system] 'D'=(;)
   Fail: (223) [system] 'D'=(;)
^  Call: (223) [user] is_like_space('D')
   Call: (224) [system] char_type('D', 'white')
   Fail: (224) [system] char_type('D', 'white')
   Call: (224) [system] char_type('D', end_of_line)
   Fail: (224) [system] char_type('D', end_of_line)
   Call: (224) [system] char_type('D', space)
   Fail: (224) [system] char_type('D', space)
   Call: (224) [system] char_type('D', cntrl)
   Fail: (224) [system] char_type('D', cntrl)
^  Fail: (223) [user] is_like_space('D')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1184842)
   Exit: (222) [system] get_char((0x55798e5fad60), 'D')
   Call: (222) [system] 'D'='('
   Fail: (222) [system] 'D'='('
   Call: (222) [system] 'D'='['
   Fail: (222) [system] 'D'='['
   Call: (222) [system] 'D'='{'
   Fail: (222) [system] 'D'='{'
   Call: (222) [system] 'D'='"'
   Fail: (222) [system] 'D'='"'
   Call: (222) [system] 'D'=!
   Fail: (222) [system] 'D'=!
   Call: (222) [system] 'D'='\''
   Fail: (222) [system] 'D'='\''
   Call: (222) [system] 'D'='`'
   Fail: (222) [system] 'D'='`'
   Call: (222) [system] 'D'=end_of_file
   Fail: (222) [system] 'D'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1168830)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1202484)
   Call: (224) [system] peek_char((0x55798e5fad60), _1203418)
   Exit: (224) [system] peek_char((0x55798e5fad60), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_1208138, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_1209070, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55798e5fad60), i)
   Exit: (224) [system] get_char((0x55798e5fad60), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1216420)
   Call: (225) [system] peek_char((0x55798e5fad60), _1217354)
   Exit: (225) [system] peek_char((0x55798e5fad60), s)
^  Call: (225) [user] is_delimiter(s)
   Call: (226) [system] char_type(s, space)
   Fail: (226) [system] char_type(s, space)
   Call: (226) [system] arg(_1222074, v('(', ')', end_of_file), s)
   Fail: (226) [system] arg(_1223006, v('(', ')', end_of_file), s)
^  Fail: (225) [user] is_delimiter(s)
   Call: (225) [system] ')'==s
   Fail: (225) [system] ')'==s
   Call: (225) [system] get_char((0x55798e5fad60), s)
   Exit: (225) [system] get_char((0x55798e5fad60), s)
   Call: (225) [system] s=(\)
   Fail: (225) [system] s=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1230356)
   Call: (226) [system] peek_char((0x55798e5fad60), _1231290)
   Exit: (226) [system] peek_char((0x55798e5fad60), j)
^  Call: (226) [user] is_delimiter(j)
   Call: (227) [system] char_type(j, space)
   Fail: (227) [system] char_type(j, space)
   Call: (227) [system] arg(_1236010, v('(', ')', end_of_file), j)
   Fail: (227) [system] arg(_1236942, v('(', ')', end_of_file), j)
^  Fail: (226) [user] is_delimiter(j)
   Call: (226) [system] ')'==j
   Fail: (226) [system] ')'==j
   Call: (226) [system] get_char((0x55798e5fad60), j)
   Exit: (226) [system] get_char((0x55798e5fad60), j)
   Call: (226) [system] j=(\)
   Fail: (226) [system] j=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1244292)
   Call: (227) [system] peek_char((0x55798e5fad60), _1245226)
   Exit: (227) [system] peek_char((0x55798e5fad60), u)
^  Call: (227) [user] is_delimiter(u)
   Call: (228) [system] char_type(u, space)
   Fail: (228) [system] char_type(u, space)
   Call: (228) [system] arg(_1249946, v('(', ')', end_of_file), u)
   Fail: (228) [system] arg(_1250878, v('(', ')', end_of_file), u)
^  Fail: (227) [user] is_delimiter(u)
   Call: (227) [system] ')'==u
   Fail: (227) [system] ')'==u
   Call: (227) [system] get_char((0x55798e5fad60), u)
   Exit: (227) [system] get_char((0x55798e5fad60), u)
   Call: (227) [system] u=(\)
   Fail: (227) [system] u=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1258228)
   Call: (228) [system] peek_char((0x55798e5fad60), _1259162)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_1263882, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_1264814, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1272164)
   Call: (229) [system] peek_char((0x55798e5fad60), _1273098)
   Exit: (229) [system] peek_char((0x55798e5fad60), c)
^  Call: (229) [user] is_delimiter(c)
   Call: (230) [system] char_type(c, space)
   Fail: (230) [system] char_type(c, space)
   Call: (230) [system] arg(_1277818, v('(', ')', end_of_file), c)
   Fail: (230) [system] arg(_1278750, v('(', ')', end_of_file), c)
^  Fail: (229) [user] is_delimiter(c)
   Call: (229) [system] ')'==c
   Fail: (229) [system] ')'==c
   Call: (229) [system] get_char((0x55798e5fad60), c)
   Exit: (229) [system] get_char((0x55798e5fad60), c)
   Call: (229) [system] c=(\)
   Fail: (229) [system] c=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1286100)
   Call: (230) [system] peek_char((0x55798e5fad60), _1287034)
   Exit: (230) [system] peek_char((0x55798e5fad60), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_1291754, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_1292686, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55798e5fad60), t)
   Exit: (230) [system] get_char((0x55798e5fad60), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1300036)
   Call: (231) [system] peek_char((0x55798e5fad60), _1300970)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_1305690, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_1306622, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1313972)
   Call: (232) [system] peek_char((0x55798e5fad60), _1314906)
   Exit: (232) [system] peek_char((0x55798e5fad60), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_1319626, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_1320558, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55798e5fad60), o)
   Exit: (232) [system] get_char((0x55798e5fad60), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1327908)
   Call: (233) [system] peek_char((0x55798e5fad60), _1328842)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1333562, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1334494, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1341844)
   Call: (234) [system] peek_char((0x55798e5fad60), _1342778)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (234) [user] is_delimiter('I')
   Call: (235) [system] char_type('I', space)
   Fail: (235) [system] char_type('I', space)
   Call: (235) [system] arg(_1347498, v('(', ')', end_of_file), 'I')
   Fail: (235) [system] arg(_1348430, v('(', ')', end_of_file), 'I')
^  Fail: (234) [user] is_delimiter('I')
   Call: (234) [system] ')'=='I'
   Fail: (234) [system] ')'=='I'
   Call: (234) [system] get_char((0x55798e5fad60), 'I')
   Exit: (234) [system] get_char((0x55798e5fad60), 'I')
   Call: (234) [system] 'I'=(\)
   Fail: (234) [system] 'I'=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1355780)
   Call: (235) [system] peek_char((0x55798e5fad60), _1356714)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_1361434, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_1362366, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1369716)
   Call: (236) [system] peek_char((0x55798e5fad60), _1370650)
   Exit: (236) [system] peek_char((0x55798e5fad60), t)
^  Call: (236) [user] is_delimiter(t)
   Call: (237) [system] char_type(t, space)
   Fail: (237) [system] char_type(t, space)
   Call: (237) [system] arg(_1375370, v('(', ')', end_of_file), t)
   Fail: (237) [system] arg(_1376302, v('(', ')', end_of_file), t)
^  Fail: (236) [user] is_delimiter(t)
   Call: (236) [system] ')'==t
   Fail: (236) [system] ')'==t
   Call: (236) [system] get_char((0x55798e5fad60), t)
   Exit: (236) [system] get_char((0x55798e5fad60), t)
   Call: (236) [system] t=(\)
   Fail: (236) [system] t=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1383652)
   Call: (237) [system] peek_char((0x55798e5fad60), _1384586)
   Exit: (237) [system] peek_char((0x55798e5fad60), r)
^  Call: (237) [user] is_delimiter(r)
   Call: (238) [system] char_type(r, space)
   Fail: (238) [system] char_type(r, space)
   Call: (238) [system] arg(_1389306, v('(', ')', end_of_file), r)
   Fail: (238) [system] arg(_1390238, v('(', ')', end_of_file), r)
^  Fail: (237) [user] is_delimiter(r)
   Call: (237) [system] ')'==r
   Fail: (237) [system] ')'==r
   Call: (237) [system] get_char((0x55798e5fad60), r)
   Exit: (237) [system] get_char((0x55798e5fad60), r)
   Call: (237) [system] r=(\)
   Fail: (237) [system] r=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1397588)
   Call: (238) [system] peek_char((0x55798e5fad60), _1398522)
   Exit: (238) [system] peek_char((0x55798e5fad60), o)
^  Call: (238) [user] is_delimiter(o)
   Call: (239) [system] char_type(o, space)
   Fail: (239) [system] char_type(o, space)
   Call: (239) [system] arg(_1403242, v('(', ')', end_of_file), o)
   Fail: (239) [system] arg(_1404174, v('(', ')', end_of_file), o)
^  Fail: (238) [user] is_delimiter(o)
   Call: (238) [system] ')'==o
   Fail: (238) [system] ')'==o
   Call: (238) [system] get_char((0x55798e5fad60), o)
   Exit: (238) [system] get_char((0x55798e5fad60), o)
   Call: (238) [system] o=(\)
   Fail: (238) [system] o=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1411524)
   Call: (239) [system] peek_char((0x55798e5fad60), _1412458)
   Exit: (239) [system] peek_char((0x55798e5fad60), d)
^  Call: (239) [user] is_delimiter(d)
   Call: (240) [system] char_type(d, space)
   Fail: (240) [system] char_type(d, space)
   Call: (240) [system] arg(_1417178, v('(', ')', end_of_file), d)
   Fail: (240) [system] arg(_1418110, v('(', ')', end_of_file), d)
^  Fail: (239) [user] is_delimiter(d)
   Call: (239) [system] ')'==d
   Fail: (239) [system] ')'==d
   Call: (239) [system] get_char((0x55798e5fad60), d)
   Exit: (239) [system] get_char((0x55798e5fad60), d)
   Call: (239) [system] d=(\)
   Fail: (239) [system] d=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1425460)
   Call: (240) [system] peek_char((0x55798e5fad60), _1426394)
   Exit: (240) [system] peek_char((0x55798e5fad60), u)
^  Call: (240) [user] is_delimiter(u)
   Call: (241) [system] char_type(u, space)
   Fail: (241) [system] char_type(u, space)
   Call: (241) [system] arg(_1431114, v('(', ')', end_of_file), u)
   Fail: (241) [system] arg(_1432046, v('(', ')', end_of_file), u)
^  Fail: (240) [user] is_delimiter(u)
   Call: (240) [system] ')'==u
   Fail: (240) [system] ')'==u
   Call: (240) [system] get_char((0x55798e5fad60), u)
   Exit: (240) [system] get_char((0x55798e5fad60), u)
   Call: (240) [system] u=(\)
   Fail: (240) [system] u=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1439396)
   Call: (241) [system] peek_char((0x55798e5fad60), _1440330)
   Exit: (241) [system] peek_char((0x55798e5fad60), c)
^  Call: (241) [user] is_delimiter(c)
   Call: (242) [system] char_type(c, space)
   Fail: (242) [system] char_type(c, space)
   Call: (242) [system] arg(_1445050, v('(', ')', end_of_file), c)
   Fail: (242) [system] arg(_1445982, v('(', ')', end_of_file), c)
^  Fail: (241) [user] is_delimiter(c)
   Call: (241) [system] ')'==c
   Fail: (241) [system] ')'==c
   Call: (241) [system] get_char((0x55798e5fad60), c)
   Exit: (241) [system] get_char((0x55798e5fad60), c)
   Call: (241) [system] c=(\)
   Fail: (241) [system] c=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1453332)
   Call: (242) [system] peek_char((0x55798e5fad60), _1454266)
   Exit: (242) [system] peek_char((0x55798e5fad60), t)
^  Call: (242) [user] is_delimiter(t)
   Call: (243) [system] char_type(t, space)
   Fail: (243) [system] char_type(t, space)
   Call: (243) [system] arg(_1458986, v('(', ')', end_of_file), t)
   Fail: (243) [system] arg(_1459918, v('(', ')', end_of_file), t)
^  Fail: (242) [user] is_delimiter(t)
   Call: (242) [system] ')'==t
   Fail: (242) [system] ')'==t
   Call: (242) [system] get_char((0x55798e5fad60), t)
   Exit: (242) [system] get_char((0x55798e5fad60), t)
   Call: (242) [system] t=(\)
   Fail: (242) [system] t=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1467268)
   Call: (243) [system] peek_char((0x55798e5fad60), _1468202)
   Exit: (243) [system] peek_char((0x55798e5fad60), i)
^  Call: (243) [user] is_delimiter(i)
   Call: (244) [system] char_type(i, space)
   Fail: (244) [system] char_type(i, space)
   Call: (244) [system] arg(_1472922, v('(', ')', end_of_file), i)
   Fail: (244) [system] arg(_1473854, v('(', ')', end_of_file), i)
^  Fail: (243) [user] is_delimiter(i)
   Call: (243) [system] ')'==i
   Fail: (243) [system] ')'==i
   Call: (243) [system] get_char((0x55798e5fad60), i)
   Exit: (243) [system] get_char((0x55798e5fad60), i)
   Call: (243) [system] i=(\)
   Fail: (243) [system] i=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1481204)
   Call: (244) [system] peek_char((0x55798e5fad60), _1482138)
   Exit: (244) [system] peek_char((0x55798e5fad60), o)
^  Call: (244) [user] is_delimiter(o)
   Call: (245) [system] char_type(o, space)
   Fail: (245) [system] char_type(o, space)
   Call: (245) [system] arg(_1486858, v('(', ')', end_of_file), o)
   Fail: (245) [system] arg(_1487790, v('(', ')', end_of_file), o)
^  Fail: (244) [user] is_delimiter(o)
   Call: (244) [system] ')'==o
   Fail: (244) [system] ')'==o
   Call: (244) [system] get_char((0x55798e5fad60), o)
   Exit: (244) [system] get_char((0x55798e5fad60), o)
   Call: (244) [system] o=(\)
   Fail: (244) [system] o=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1495140)
   Call: (245) [system] peek_char((0x55798e5fad60), _1496074)
   Exit: (245) [system] peek_char((0x55798e5fad60), n)
^  Call: (245) [user] is_delimiter(n)
   Call: (246) [system] char_type(n, space)
   Fail: (246) [system] char_type(n, space)
   Call: (246) [system] arg(_1500794, v('(', ')', end_of_file), n)
   Fail: (246) [system] arg(_1501726, v('(', ')', end_of_file), n)
^  Fail: (245) [user] is_delimiter(n)
   Call: (245) [system] ')'==n
   Fail: (245) [system] ')'==n
   Call: (245) [system] get_char((0x55798e5fad60), n)
   Exit: (245) [system] get_char((0x55798e5fad60), n)
   Call: (245) [system] n=(\)
   Fail: (245) [system] n=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _1509076)
   Call: (246) [system] peek_char((0x55798e5fad60), _1510010)
   Exit: (246) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (246) [user] is_delimiter(' ')
   Call: (247) [system] char_type(' ', space)
   Exit: (247) [system] char_type(' ', space)
^  Exit: (246) [user] is_delimiter(' ')
   Call: (246) [system] _1509076=[]
   Exit: (246) [system] []=[]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (245) [system] _1495140=[n]
   Exit: (245) [system] [n]=[n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (244) [system] _1481204=[o, n]
   Exit: (244) [system] [o, n]=[o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (243) [system] _1467268=[i, o, n]
   Exit: (243) [system] [i, o, n]=[i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (242) [system] _1453332=[t, i, o, n]
   Exit: (242) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (241) [system] _1439396=[c, t, i, o, n]
   Exit: (241) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (240) [system] _1425460=[u, c, t, i, o, n]
   Exit: (240) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (239) [system] _1411524=[d, u, c, t, i, o, n]
   Exit: (239) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (238) [system] _1397588=[o, d, u, c, t, i, o, n]
   Exit: (238) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (237) [system] _1383652=[r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _1369716=[t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _1355780=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1341844=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1327908=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1313972=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1300036=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1286100=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1272164=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1258228=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1244292=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1230356=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1216420=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1202484=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (223) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1168830)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1580788, _1580790), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1168830), _1580764, fail)), '$restore_trace'(_1580788, _1580790))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1580788, _1580790))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1168830), _1580764, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_1168830)
   Fail: (224) [system] atomic(_1168830)
   Call: (224) [system] atom_chars(_1168830, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (224) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (223) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1590164)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1592022)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _1599760)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1602464)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
   Call: (224) [system] c=(;)
   Fail: (224) [system] c=(;)
^  Call: (224) [user] is_like_space(c)
   Call: (225) [system] char_type(c, 'white')
   Fail: (225) [system] char_type(c, 'white')
   Call: (225) [system] char_type(c, end_of_line)
   Fail: (225) [system] char_type(c, end_of_line)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] char_type(c, cntrl)
   Fail: (225) [system] char_type(c, cntrl)
^  Fail: (224) [user] is_like_space(c)
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1617542)
   Exit: (222) [system] peek_char((0x55798e5fad60), c)
   Call: (222) [system] c=')'
   Fail: (222) [system] c=')'
   Call: (222) [system] c=end_of_file
   Fail: (222) [system] c=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1623112)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1624970)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
   Call: (224) [system] c=(;)
   Fail: (224) [system] c=(;)
^  Call: (224) [user] is_like_space(c)
   Call: (225) [system] char_type(c, 'white')
   Fail: (225) [system] char_type(c, 'white')
   Call: (225) [system] char_type(c, end_of_line)
   Fail: (225) [system] char_type(c, end_of_line)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] char_type(c, cntrl)
   Fail: (225) [system] char_type(c, cntrl)
^  Fail: (224) [user] is_like_space(c)
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1639124)
   Exit: (223) [system] get_char((0x55798e5fad60), c)
   Call: (223) [system] c='('
   Fail: (223) [system] c='('
   Call: (223) [system] c='['
   Fail: (223) [system] c='['
   Call: (223) [system] c='{'
   Fail: (223) [system] c='{'
   Call: (223) [system] c='"'
   Fail: (223) [system] c='"'
   Call: (223) [system] c=!
   Fail: (223) [system] c=!
   Call: (223) [system] c='\''
   Fail: (223) [system] c='\''
   Call: (223) [system] c='`'
   Fail: (223) [system] c='`'
   Call: (223) [system] c=end_of_file
   Fail: (223) [system] c=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), c, _1623112)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1656766)
   Call: (225) [system] peek_char((0x55798e5fad60), _1657700)
   Exit: (225) [system] peek_char((0x55798e5fad60), d)
^  Call: (225) [user] is_delimiter(d)
   Call: (226) [system] char_type(d, space)
   Fail: (226) [system] char_type(d, space)
   Call: (226) [system] arg(_1662420, v('(', ')', end_of_file), d)
   Fail: (226) [system] arg(_1663352, v('(', ')', end_of_file), d)
^  Fail: (225) [user] is_delimiter(d)
   Call: (225) [system] ')'==d
   Fail: (225) [system] ')'==d
   Call: (225) [system] get_char((0x55798e5fad60), d)
   Exit: (225) [system] get_char((0x55798e5fad60), d)
   Call: (225) [system] d=(\)
   Fail: (225) [system] d=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1670702)
   Call: (226) [system] peek_char((0x55798e5fad60), _1671636)
   Exit: (226) [system] peek_char((0x55798e5fad60), e)
^  Call: (226) [user] is_delimiter(e)
   Call: (227) [system] char_type(e, space)
   Fail: (227) [system] char_type(e, space)
   Call: (227) [system] arg(_1676356, v('(', ')', end_of_file), e)
   Fail: (227) [system] arg(_1677288, v('(', ')', end_of_file), e)
^  Fail: (226) [user] is_delimiter(e)
   Call: (226) [system] ')'==e
   Fail: (226) [system] ')'==e
   Call: (226) [system] get_char((0x55798e5fad60), e)
   Exit: (226) [system] get_char((0x55798e5fad60), e)
   Call: (226) [system] e=(\)
   Fail: (226) [system] e=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1684638)
   Call: (227) [system] peek_char((0x55798e5fad60), _1685572)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _1684638=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (226) [system] _1670702=[e]
   Exit: (226) [system] [e]=[e]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (225) [system] _1656766=[d, e]
   Exit: (225) [system] [d, e]=[d, e]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (224) [user] classify_and_convert_charseq(c, [d, e], _1623112)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1700470, _1700472), once(user:catch(read_from_chars([c, d, e], _1623112), _1700446, fail)), '$restore_trace'(_1700470, _1700472))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1700470, _1700472))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1700446, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(cde)
   Exit: (225) [system] atomic(cde)
^  Exit: (224) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1707970)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1709828)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _1717566)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1720270)
   Exit: (225) [system] peek_char((0x55798e5fad60), a)
   Call: (225) [system] a=(;)
   Fail: (225) [system] a=(;)
^  Call: (225) [user] is_like_space(a)
   Call: (226) [system] char_type(a, 'white')
   Fail: (226) [system] char_type(a, 'white')
   Call: (226) [system] char_type(a, end_of_line)
   Fail: (226) [system] char_type(a, end_of_line)
   Call: (226) [system] char_type(a, space)
   Fail: (226) [system] char_type(a, space)
   Call: (226) [system] char_type(a, cntrl)
   Fail: (226) [system] char_type(a, cntrl)
^  Fail: (225) [user] is_like_space(a)
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1735348)
   Exit: (223) [system] peek_char((0x55798e5fad60), a)
   Call: (223) [system] a=')'
   Fail: (223) [system] a=')'
   Call: (223) [system] a=end_of_file
   Fail: (223) [system] a=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1740918)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1742776)
   Exit: (225) [system] peek_char((0x55798e5fad60), a)
   Call: (225) [system] a=(;)
   Fail: (225) [system] a=(;)
^  Call: (225) [user] is_like_space(a)
   Call: (226) [system] char_type(a, 'white')
   Fail: (226) [system] char_type(a, 'white')
   Call: (226) [system] char_type(a, end_of_line)
   Fail: (226) [system] char_type(a, end_of_line)
   Call: (226) [system] char_type(a, space)
   Fail: (226) [system] char_type(a, space)
   Call: (226) [system] char_type(a, cntrl)
   Fail: (226) [system] char_type(a, cntrl)
^  Fail: (225) [user] is_like_space(a)
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1756930)
   Exit: (224) [system] get_char((0x55798e5fad60), a)
   Call: (224) [system] a='('
   Fail: (224) [system] a='('
   Call: (224) [system] a='['
   Fail: (224) [system] a='['
   Call: (224) [system] a='{'
   Fail: (224) [system] a='{'
   Call: (224) [system] a='"'
   Fail: (224) [system] a='"'
   Call: (224) [system] a=!
   Fail: (224) [system] a=!
   Call: (224) [system] a='\''
   Fail: (224) [system] a='\''
   Call: (224) [system] a='`'
   Fail: (224) [system] a='`'
   Call: (224) [system] a=end_of_file
   Fail: (224) [system] a=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), a, _1740918)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1774572)
   Call: (226) [system] peek_char((0x55798e5fad60), _1775506)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
^  Call: (226) [user] is_delimiter(')')
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] arg(_1780226, v('(', ')', end_of_file), ')')
   Exit: (227) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (226) [user] is_delimiter(')')
   Call: (226) [system] _1774572=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (225) [user] classify_and_convert_charseq(a, [], _1740918)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1786688, _1786690), once(user:catch(read_from_chars([a], _1740918), _1786664, fail)), '$restore_trace'(_1786688, _1786690))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1786688, _1786690))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1786664, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(a)
   Exit: (226) [system] atomic(a)
^  Exit: (225) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1794188)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1796046)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1810200)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55798e5fad60), _1813990)
   Exit: (224) [system] get_char((0x55798e5fad60), ')')
   Call: (224) [system] _1794188=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [])
   Call: (223) [system] _1707970=[a]
   Exit: (223) [system] [a]=[a]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (222) [system] _1590164=[cde, a]
   Exit: (222) [system] [cde, a]=[cde, a]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [cde, a])
   Call: (221) [system] _1127524=['DisjunctionIntroduction', cde, a]
   Exit: (221) [system] ['DisjunctionIntroduction', cde, a]=['DisjunctionIntroduction', cde, a]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', cde, a])
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', cde, a])
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1827872)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1829730)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _1837468)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1840172)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1855250)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1860820)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1862678)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1876832)
   Exit: (221) [system] get_char((0x55798e5fad60), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1860820)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1882402)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'O')
   Call: (223) [system] 'O'=(;)
   Fail: (223) [system] 'O'=(;)
^  Call: (223) [user] is_like_space('O')
   Call: (224) [system] char_type('O', 'white')
   Fail: (224) [system] char_type('O', 'white')
   Call: (224) [system] char_type('O', end_of_line)
   Fail: (224) [system] char_type('O', end_of_line)
   Call: (224) [system] char_type('O', space)
   Fail: (224) [system] char_type('O', space)
   Call: (224) [system] char_type('O', cntrl)
   Fail: (224) [system] char_type('O', cntrl)
^  Fail: (223) [user] is_like_space('O')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1896556)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'O')
   Call: (222) [system] 'O'=')'
   Fail: (222) [system] 'O'=')'
   Call: (222) [system] 'O'=end_of_file
   Fail: (222) [system] 'O'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1902126)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1903984)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'O')
   Call: (224) [system] 'O'=(;)
   Fail: (224) [system] 'O'=(;)
^  Call: (224) [user] is_like_space('O')
   Call: (225) [system] char_type('O', 'white')
   Fail: (225) [system] char_type('O', 'white')
   Call: (225) [system] char_type('O', end_of_line)
   Fail: (225) [system] char_type('O', end_of_line)
   Call: (225) [system] char_type('O', space)
   Fail: (225) [system] char_type('O', space)
   Call: (225) [system] char_type('O', cntrl)
   Fail: (225) [system] char_type('O', cntrl)
^  Fail: (224) [user] is_like_space('O')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1918138)
   Exit: (223) [system] get_char((0x55798e5fad60), 'O')
   Call: (223) [system] 'O'='('
   Fail: (223) [system] 'O'='('
   Call: (223) [system] 'O'='['
   Fail: (223) [system] 'O'='['
   Call: (223) [system] 'O'='{'
   Fail: (223) [system] 'O'='{'
   Call: (223) [system] 'O'='"'
   Fail: (223) [system] 'O'='"'
   Call: (223) [system] 'O'=!
   Fail: (223) [system] 'O'=!
   Call: (223) [system] 'O'='\''
   Fail: (223) [system] 'O'='\''
   Call: (223) [system] 'O'='`'
   Fail: (223) [system] 'O'='`'
   Call: (223) [system] 'O'=end_of_file
   Fail: (223) [system] 'O'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1902126)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1935780)
   Call: (225) [system] peek_char((0x55798e5fad60), _1936714)
   Exit: (225) [system] peek_char((0x55798e5fad60), r)
^  Call: (225) [user] is_delimiter(r)
   Call: (226) [system] char_type(r, space)
   Fail: (226) [system] char_type(r, space)
   Call: (226) [system] arg(_1941434, v('(', ')', end_of_file), r)
   Fail: (226) [system] arg(_1942366, v('(', ')', end_of_file), r)
^  Fail: (225) [user] is_delimiter(r)
   Call: (225) [system] ')'==r
   Fail: (225) [system] ')'==r
   Call: (225) [system] get_char((0x55798e5fad60), r)
   Exit: (225) [system] get_char((0x55798e5fad60), r)
   Call: (225) [system] r=(\)
   Fail: (225) [system] r=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1949716)
   Call: (226) [system] peek_char((0x55798e5fad60), _1950650)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (226) [user] is_delimiter('L')
   Call: (227) [system] char_type('L', space)
   Fail: (227) [system] char_type('L', space)
   Call: (227) [system] arg(_1955370, v('(', ')', end_of_file), 'L')
   Fail: (227) [system] arg(_1956302, v('(', ')', end_of_file), 'L')
^  Fail: (226) [user] is_delimiter('L')
   Call: (226) [system] ')'=='L'
   Fail: (226) [system] ')'=='L'
   Call: (226) [system] get_char((0x55798e5fad60), 'L')
   Exit: (226) [system] get_char((0x55798e5fad60), 'L')
   Call: (226) [system] 'L'=(\)
   Fail: (226) [system] 'L'=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1963652)
   Call: (227) [system] peek_char((0x55798e5fad60), _1964586)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_1969306, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_1970238, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1977588)
   Call: (228) [system] peek_char((0x55798e5fad60), _1978522)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_1983242, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_1984174, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1991524)
   Call: (229) [system] peek_char((0x55798e5fad60), _1992458)
   Exit: (229) [system] peek_char((0x55798e5fad60), k)
^  Call: (229) [user] is_delimiter(k)
   Call: (230) [system] char_type(k, space)
   Fail: (230) [system] char_type(k, space)
   Call: (230) [system] arg(_1997178, v('(', ')', end_of_file), k)
   Fail: (230) [system] arg(_1998110, v('(', ')', end_of_file), k)
^  Fail: (229) [user] is_delimiter(k)
   Call: (229) [system] ')'==k
   Fail: (229) [system] ')'==k
   Call: (229) [system] get_char((0x55798e5fad60), k)
   Exit: (229) [system] get_char((0x55798e5fad60), k)
   Call: (229) [system] k=(\)
   Fail: (229) [system] k=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _2005460)
   Call: (230) [system] peek_char((0x55798e5fad60), _2006394)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _2005460=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (229) [system] _1991524=[k]
   Exit: (229) [system] [k]=[k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (228) [system] _1977588=[n, k]
   Exit: (228) [system] [n, k]=[n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (227) [system] _1963652=[i, n, k]
   Exit: (227) [system] [i, n, k]=[i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (226) [system] _1949716=['L', i, n, k]
   Exit: (226) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (225) [system] _1935780=[r, 'L', i, n, k]
   Exit: (225) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (224) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1902126)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_2029674, _2029676), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1902126), _2029650, fail)), '$restore_trace'(_2029674, _2029676))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_2029674, _2029676))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1902126), _2029650, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_1902126)
   Fail: (225) [system] atomic(_1902126)
   Call: (225) [system] atom_chars(_1902126, ['O', r, 'L', i, n, k])
   Exit: (225) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (224) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _2039050)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _2040908)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _2048646)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _2051350)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _2066428)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=')'
   Fail: (223) [system] '('=')'
   Call: (223) [system] '('=end_of_file
   Fail: (223) [system] '('=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _2071998)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _2073856)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _2088010)
   Exit: (224) [system] get_char((0x55798e5fad60), '(')
   Call: (224) [system] '('='('
   Exit: (224) [system] '('='('
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _2071998)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _2093580)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'=(;)
   Fail: (226) [system] 'I'=(;)
^  Call: (226) [user] is_like_space('I')
   Call: (227) [system] char_type('I', 'white')
   Fail: (227) [system] char_type('I', 'white')
   Call: (227) [system] char_type('I', end_of_line)
   Fail: (227) [system] char_type('I', end_of_line)
   Call: (227) [system] char_type('I', space)
   Fail: (227) [system] char_type('I', space)
   Call: (227) [system] char_type('I', cntrl)
   Fail: (227) [system] char_type('I', cntrl)
^  Fail: (226) [user] is_like_space('I')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _16900)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'=')'
   Fail: (225) [system] 'I'=')'
   Call: (225) [system] 'I'=end_of_file
   Fail: (225) [system] 'I'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _22470)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _24328)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'I')
   Call: (227) [system] 'I'=(;)
   Fail: (227) [system] 'I'=(;)
^  Call: (227) [user] is_like_space('I')
   Call: (228) [system] char_type('I', 'white')
   Fail: (228) [system] char_type('I', 'white')
   Call: (228) [system] char_type('I', end_of_line)
   Fail: (228) [system] char_type('I', end_of_line)
   Call: (228) [system] char_type('I', space)
   Fail: (228) [system] char_type('I', space)
   Call: (228) [system] char_type('I', cntrl)
   Fail: (228) [system] char_type('I', cntrl)
^  Fail: (227) [user] is_like_space('I')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _38482)
   Exit: (226) [system] get_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'='('
   Fail: (226) [system] 'I'='('
   Call: (226) [system] 'I'='['
   Fail: (226) [system] 'I'='['
   Call: (226) [system] 'I'='{'
   Fail: (226) [system] 'I'='{'
   Call: (226) [system] 'I'='"'
   Fail: (226) [system] 'I'='"'
   Call: (226) [system] 'I'=!
   Fail: (226) [system] 'I'=!
   Call: (226) [system] 'I'='\''
   Fail: (226) [system] 'I'='\''
   Call: (226) [system] 'I'='`'
   Fail: (226) [system] 'I'='`'
   Call: (226) [system] 'I'=end_of_file
   Fail: (226) [system] 'I'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'I', _22470)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _56124)
   Call: (228) [system] peek_char((0x55798e5fad60), _57058)
   Exit: (228) [system] peek_char((0x55798e5fad60), m)
^  Call: (228) [user] is_delimiter(m)
   Call: (229) [system] char_type(m, space)
   Fail: (229) [system] char_type(m, space)
   Call: (229) [system] arg(_61778, v('(', ')', end_of_file), m)
   Fail: (229) [system] arg(_62710, v('(', ')', end_of_file), m)
^  Fail: (228) [user] is_delimiter(m)
   Call: (228) [system] ')'==m
   Fail: (228) [system] ')'==m
   Call: (228) [system] get_char((0x55798e5fad60), m)
   Exit: (228) [system] get_char((0x55798e5fad60), m)
   Call: (228) [system] m=(\)
   Fail: (228) [system] m=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _70060)
   Call: (229) [system] peek_char((0x55798e5fad60), _70994)
   Exit: (229) [system] peek_char((0x55798e5fad60), p)
^  Call: (229) [user] is_delimiter(p)
   Call: (230) [system] char_type(p, space)
   Fail: (230) [system] char_type(p, space)
   Call: (230) [system] arg(_75714, v('(', ')', end_of_file), p)
   Fail: (230) [system] arg(_76646, v('(', ')', end_of_file), p)
^  Fail: (229) [user] is_delimiter(p)
   Call: (229) [system] ')'==p
   Fail: (229) [system] ')'==p
   Call: (229) [system] get_char((0x55798e5fad60), p)
   Exit: (229) [system] get_char((0x55798e5fad60), p)
   Call: (229) [system] p=(\)
   Fail: (229) [system] p=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _83996)
   Call: (230) [system] peek_char((0x55798e5fad60), _84930)
   Exit: (230) [system] peek_char((0x55798e5fad60), l)
^  Call: (230) [user] is_delimiter(l)
   Call: (231) [system] char_type(l, space)
   Fail: (231) [system] char_type(l, space)
   Call: (231) [system] arg(_89650, v('(', ')', end_of_file), l)
   Fail: (231) [system] arg(_90582, v('(', ')', end_of_file), l)
^  Fail: (230) [user] is_delimiter(l)
   Call: (230) [system] ')'==l
   Fail: (230) [system] ')'==l
   Call: (230) [system] get_char((0x55798e5fad60), l)
   Exit: (230) [system] get_char((0x55798e5fad60), l)
   Call: (230) [system] l=(\)
   Fail: (230) [system] l=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _97932)
   Call: (231) [system] peek_char((0x55798e5fad60), _98866)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_103586, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_104518, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _111868)
   Call: (232) [system] peek_char((0x55798e5fad60), _112802)
   Exit: (232) [system] peek_char((0x55798e5fad60), c)
^  Call: (232) [user] is_delimiter(c)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] arg(_117522, v('(', ')', end_of_file), c)
   Fail: (233) [system] arg(_118454, v('(', ')', end_of_file), c)
^  Fail: (232) [user] is_delimiter(c)
   Call: (232) [system] ')'==c
   Fail: (232) [system] ')'==c
   Call: (232) [system] get_char((0x55798e5fad60), c)
   Exit: (232) [system] get_char((0x55798e5fad60), c)
   Call: (232) [system] c=(\)
   Fail: (232) [system] c=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _125804)
   Call: (233) [system] peek_char((0x55798e5fad60), _126738)
   Exit: (233) [system] peek_char((0x55798e5fad60), a)
^  Call: (233) [user] is_delimiter(a)
   Call: (234) [system] char_type(a, space)
   Fail: (234) [system] char_type(a, space)
   Call: (234) [system] arg(_131458, v('(', ')', end_of_file), a)
   Fail: (234) [system] arg(_132390, v('(', ')', end_of_file), a)
^  Fail: (233) [user] is_delimiter(a)
   Call: (233) [system] ')'==a
   Fail: (233) [system] ')'==a
   Call: (233) [system] get_char((0x55798e5fad60), a)
   Exit: (233) [system] get_char((0x55798e5fad60), a)
   Call: (233) [system] a=(\)
   Fail: (233) [system] a=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _139740)
   Call: (234) [system] peek_char((0x55798e5fad60), _140674)
   Exit: (234) [system] peek_char((0x55798e5fad60), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_145394, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_146326, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55798e5fad60), t)
   Exit: (234) [system] get_char((0x55798e5fad60), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _153676)
   Call: (235) [system] peek_char((0x55798e5fad60), _154610)
   Exit: (235) [system] peek_char((0x55798e5fad60), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_159330, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_160262, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55798e5fad60), i)
   Exit: (235) [system] get_char((0x55798e5fad60), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _167612)
   Call: (236) [system] peek_char((0x55798e5fad60), _168546)
   Exit: (236) [system] peek_char((0x55798e5fad60), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_173266, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_174198, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55798e5fad60), o)
   Exit: (236) [system] get_char((0x55798e5fad60), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _181548)
   Call: (237) [system] peek_char((0x55798e5fad60), _182482)
   Exit: (237) [system] peek_char((0x55798e5fad60), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_187202, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_188134, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55798e5fad60), n)
   Exit: (237) [system] get_char((0x55798e5fad60), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _195484)
   Call: (238) [system] peek_char((0x55798e5fad60), _196418)
   Exit: (238) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _195484=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (237) [system] _181548=[n]
   Exit: (237) [system] [n]=[n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (236) [system] _167612=[o, n]
   Exit: (236) [system] [o, n]=[o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (235) [system] _153676=[i, o, n]
   Exit: (235) [system] [i, o, n]=[i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (234) [system] _139740=[t, i, o, n]
   Exit: (234) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (233) [system] _125804=[a, t, i, o, n]
   Exit: (233) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (232) [system] _111868=[c, a, t, i, o, n]
   Exit: (232) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (231) [system] _97932=[i, c, a, t, i, o, n]
   Exit: (231) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (230) [system] _83996=[l, i, c, a, t, i, o, n]
   Exit: (230) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (229) [system] _70060=[p, l, i, c, a, t, i, o, n]
   Exit: (229) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (228) [system] _56124=[m, p, l, i, c, a, t, i, o, n]
   Exit: (228) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (227) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _22470)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_233668, _233670), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _22470), _233644, fail)), '$restore_trace'(_233668, _233670))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_233668, _233670))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _22470), _233644, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_22470)
   Fail: (228) [system] atomic(_22470)
   Call: (228) [system] atom_chars(_22470, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (228) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (227) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _243044)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _244902)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _252640)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _255344)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _270422)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=')'
   Fail: (226) [system] '('=')'
   Call: (226) [system] '('=end_of_file
   Fail: (226) [system] '('=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _275992)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _277850)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _292004)
   Exit: (227) [system] get_char((0x55798e5fad60), '(')
   Call: (227) [system] '('='('
   Exit: (227) [system] '('='('
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _275992)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _297574)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'O')
   Call: (229) [system] 'O'=(;)
   Fail: (229) [system] 'O'=(;)
^  Call: (229) [user] is_like_space('O')
   Call: (230) [system] char_type('O', 'white')
   Fail: (230) [system] char_type('O', 'white')
   Call: (230) [system] char_type('O', end_of_line)
   Fail: (230) [system] char_type('O', end_of_line)
   Call: (230) [system] char_type('O', space)
   Fail: (230) [system] char_type('O', space)
   Call: (230) [system] char_type('O', cntrl)
   Fail: (230) [system] char_type('O', cntrl)
^  Fail: (229) [user] is_like_space('O')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _311728)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'O')
   Call: (228) [system] 'O'=')'
   Fail: (228) [system] 'O'=')'
   Call: (228) [system] 'O'=end_of_file
   Fail: (228) [system] 'O'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _317298)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _319156)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'O')
   Call: (230) [system] 'O'=(;)
   Fail: (230) [system] 'O'=(;)
^  Call: (230) [user] is_like_space('O')
   Call: (231) [system] char_type('O', 'white')
   Fail: (231) [system] char_type('O', 'white')
   Call: (231) [system] char_type('O', end_of_line)
   Fail: (231) [system] char_type('O', end_of_line)
   Call: (231) [system] char_type('O', space)
   Fail: (231) [system] char_type('O', space)
   Call: (231) [system] char_type('O', cntrl)
   Fail: (231) [system] char_type('O', cntrl)
^  Fail: (230) [user] is_like_space('O')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _333310)
   Exit: (229) [system] get_char((0x55798e5fad60), 'O')
   Call: (229) [system] 'O'='('
   Fail: (229) [system] 'O'='('
   Call: (229) [system] 'O'='['
   Fail: (229) [system] 'O'='['
   Call: (229) [system] 'O'='{'
   Fail: (229) [system] 'O'='{'
   Call: (229) [system] 'O'='"'
   Fail: (229) [system] 'O'='"'
   Call: (229) [system] 'O'=!
   Fail: (229) [system] 'O'=!
   Call: (229) [system] 'O'='\''
   Fail: (229) [system] 'O'='\''
   Call: (229) [system] 'O'='`'
   Fail: (229) [system] 'O'='`'
   Call: (229) [system] 'O'=end_of_file
   Fail: (229) [system] 'O'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'O', _317298)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _350952)
   Call: (231) [system] peek_char((0x55798e5fad60), _351886)
   Exit: (231) [system] peek_char((0x55798e5fad60), r)
^  Call: (231) [user] is_delimiter(r)
   Call: (232) [system] char_type(r, space)
   Fail: (232) [system] char_type(r, space)
   Call: (232) [system] arg(_356606, v('(', ')', end_of_file), r)
   Fail: (232) [system] arg(_357538, v('(', ')', end_of_file), r)
^  Fail: (231) [user] is_delimiter(r)
   Call: (231) [system] ')'==r
   Fail: (231) [system] ')'==r
   Call: (231) [system] get_char((0x55798e5fad60), r)
   Exit: (231) [system] get_char((0x55798e5fad60), r)
   Call: (231) [system] r=(\)
   Fail: (231) [system] r=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _364888)
   Call: (232) [system] peek_char((0x55798e5fad60), _365822)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (232) [user] is_delimiter('L')
   Call: (233) [system] char_type('L', space)
   Fail: (233) [system] char_type('L', space)
   Call: (233) [system] arg(_370542, v('(', ')', end_of_file), 'L')
   Fail: (233) [system] arg(_371474, v('(', ')', end_of_file), 'L')
^  Fail: (232) [user] is_delimiter('L')
   Call: (232) [system] ')'=='L'
   Fail: (232) [system] ')'=='L'
   Call: (232) [system] get_char((0x55798e5fad60), 'L')
   Exit: (232) [system] get_char((0x55798e5fad60), 'L')
   Call: (232) [system] 'L'=(\)
   Fail: (232) [system] 'L'=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _378824)
   Call: (233) [system] peek_char((0x55798e5fad60), _379758)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_384478, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_385410, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _392760)
   Call: (234) [system] peek_char((0x55798e5fad60), _393694)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_398414, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_399346, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _406696)
   Call: (235) [system] peek_char((0x55798e5fad60), _407630)
   Exit: (235) [system] peek_char((0x55798e5fad60), k)
^  Call: (235) [user] is_delimiter(k)
   Call: (236) [system] char_type(k, space)
   Fail: (236) [system] char_type(k, space)
   Call: (236) [system] arg(_412350, v('(', ')', end_of_file), k)
   Fail: (236) [system] arg(_413282, v('(', ')', end_of_file), k)
^  Fail: (235) [user] is_delimiter(k)
   Call: (235) [system] ')'==k
   Fail: (235) [system] ')'==k
   Call: (235) [system] get_char((0x55798e5fad60), k)
   Exit: (235) [system] get_char((0x55798e5fad60), k)
   Call: (235) [system] k=(\)
   Fail: (235) [system] k=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _420632)
   Call: (236) [system] peek_char((0x55798e5fad60), _421566)
   Exit: (236) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _420632=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (235) [system] _406696=[k]
   Exit: (235) [system] [k]=[k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (234) [system] _392760=[n, k]
   Exit: (234) [system] [n, k]=[n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (233) [system] _378824=[i, n, k]
   Exit: (233) [system] [i, n, k]=[i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (232) [system] _364888=['L', i, n, k]
   Exit: (232) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (231) [system] _350952=[r, 'L', i, n, k]
   Exit: (231) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (230) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _317298)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_444846, _444848), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _317298), _444822, fail)), '$restore_trace'(_444846, _444848))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_444846, _444848))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _317298), _444822, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_317298)
   Fail: (231) [system] atomic(_317298)
   Call: (231) [system] atom_chars(_317298, ['O', r, 'L', i, n, k])
   Exit: (231) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (230) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _454222)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _456080)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _463818)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _466522)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'C')
   Call: (231) [system] 'C'=(;)
   Fail: (231) [system] 'C'=(;)
^  Call: (231) [user] is_like_space('C')
   Call: (232) [system] char_type('C', 'white')
   Fail: (232) [system] char_type('C', 'white')
   Call: (232) [system] char_type('C', end_of_line)
   Fail: (232) [system] char_type('C', end_of_line)
   Call: (232) [system] char_type('C', space)
   Fail: (232) [system] char_type('C', space)
   Call: (232) [system] char_type('C', cntrl)
   Fail: (232) [system] char_type('C', cntrl)
^  Fail: (231) [user] is_like_space('C')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _481600)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'C')
   Call: (229) [system] 'C'=')'
   Fail: (229) [system] 'C'=')'
   Call: (229) [system] 'C'=end_of_file
   Fail: (229) [system] 'C'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _487170)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _489028)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'C')
   Call: (231) [system] 'C'=(;)
   Fail: (231) [system] 'C'=(;)
^  Call: (231) [user] is_like_space('C')
   Call: (232) [system] char_type('C', 'white')
   Fail: (232) [system] char_type('C', 'white')
   Call: (232) [system] char_type('C', end_of_line)
   Fail: (232) [system] char_type('C', end_of_line)
   Call: (232) [system] char_type('C', space)
   Fail: (232) [system] char_type('C', space)
   Call: (232) [system] char_type('C', cntrl)
   Fail: (232) [system] char_type('C', cntrl)
^  Fail: (231) [user] is_like_space('C')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _503182)
   Exit: (230) [system] get_char((0x55798e5fad60), 'C')
   Call: (230) [system] 'C'='('
   Fail: (230) [system] 'C'='('
   Call: (230) [system] 'C'='['
   Fail: (230) [system] 'C'='['
   Call: (230) [system] 'C'='{'
   Fail: (230) [system] 'C'='{'
   Call: (230) [system] 'C'='"'
   Fail: (230) [system] 'C'='"'
   Call: (230) [system] 'C'=!
   Fail: (230) [system] 'C'=!
   Call: (230) [system] 'C'='\''
   Fail: (230) [system] 'C'='\''
   Call: (230) [system] 'C'='`'
   Fail: (230) [system] 'C'='`'
   Call: (230) [system] 'C'=end_of_file
   Fail: (230) [system] 'C'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'C', _487170)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _520824)
   Call: (232) [system] peek_char((0x55798e5fad60), _521758)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _520824=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (231) [user] classify_and_convert_charseq('C', [], _487170)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_531068, _531070), once(user:catch(read_from_chars(['C'], _487170), _531044, fail)), '$restore_trace'(_531068, _531070))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_531068, _531070))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _487170), _531044, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_487170)
   Fail: (232) [system] atomic(_487170)
   Call: (232) [system] atom_chars(_487170, ['C'])
   Exit: (232) [system] atom_chars('C', ['C'])
^  Exit: (231) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _540444)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _542302)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55798e5fad60), _550040)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _552744)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'D')
   Call: (232) [system] 'D'=(;)
   Fail: (232) [system] 'D'=(;)
^  Call: (232) [user] is_like_space('D')
   Call: (233) [system] char_type('D', 'white')
   Fail: (233) [system] char_type('D', 'white')
   Call: (233) [system] char_type('D', end_of_line)
   Fail: (233) [system] char_type('D', end_of_line)
   Call: (233) [system] char_type('D', space)
   Fail: (233) [system] char_type('D', space)
   Call: (233) [system] char_type('D', cntrl)
   Fail: (233) [system] char_type('D', cntrl)
^  Fail: (232) [user] is_like_space('D')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _567822)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'D')
   Call: (230) [system] 'D'=')'
   Fail: (230) [system] 'D'=')'
   Call: (230) [system] 'D'=end_of_file
   Fail: (230) [system] 'D'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _573392)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _575250)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'D')
   Call: (232) [system] 'D'=(;)
   Fail: (232) [system] 'D'=(;)
^  Call: (232) [user] is_like_space('D')
   Call: (233) [system] char_type('D', 'white')
   Fail: (233) [system] char_type('D', 'white')
   Call: (233) [system] char_type('D', end_of_line)
   Fail: (233) [system] char_type('D', end_of_line)
   Call: (233) [system] char_type('D', space)
   Fail: (233) [system] char_type('D', space)
   Call: (233) [system] char_type('D', cntrl)
   Fail: (233) [system] char_type('D', cntrl)
^  Fail: (232) [user] is_like_space('D')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _589404)
   Exit: (231) [system] get_char((0x55798e5fad60), 'D')
   Call: (231) [system] 'D'='('
   Fail: (231) [system] 'D'='('
   Call: (231) [system] 'D'='['
   Fail: (231) [system] 'D'='['
   Call: (231) [system] 'D'='{'
   Fail: (231) [system] 'D'='{'
   Call: (231) [system] 'D'='"'
   Fail: (231) [system] 'D'='"'
   Call: (231) [system] 'D'=!
   Fail: (231) [system] 'D'=!
   Call: (231) [system] 'D'='\''
   Fail: (231) [system] 'D'='\''
   Call: (231) [system] 'D'='`'
   Fail: (231) [system] 'D'='`'
   Call: (231) [system] 'D'=end_of_file
   Fail: (231) [system] 'D'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), 'D', _573392)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _607046)
   Call: (233) [system] peek_char((0x55798e5fad60), _607980)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
^  Call: (233) [user] is_delimiter(')')
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] arg(_612700, v('(', ')', end_of_file), ')')
   Exit: (234) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (233) [user] is_delimiter(')')
   Call: (233) [system] _607046=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (232) [user] classify_and_convert_charseq('D', [], _573392)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_619162, _619164), once(user:catch(read_from_chars(['D'], _573392), _619138, fail)), '$restore_trace'(_619162, _619164))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_619162, _619164))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _573392), _619138, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_573392)
   Fail: (233) [system] atomic(_573392)
   Call: (233) [system] atom_chars(_573392, ['D'])
   Exit: (233) [system] atom_chars('D', ['D'])
^  Exit: (232) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _628538)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _630396)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
   Call: (232) [system] ')'=(;)
   Fail: (232) [system] ')'=(;)
^  Call: (232) [user] is_like_space(')')
   Call: (233) [system] char_type(')', 'white')
   Fail: (233) [system] char_type(')', 'white')
   Call: (233) [system] char_type(')', end_of_line)
   Fail: (233) [system] char_type(')', end_of_line)
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] char_type(')', cntrl)
   Fail: (233) [system] char_type(')', cntrl)
^  Fail: (232) [user] is_like_space(')')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _644550)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=')'
   Exit: (231) [system] ')'=')'
   Call: (231) [system] get_char((0x55798e5fad60), _648340)
   Exit: (231) [system] get_char((0x55798e5fad60), ')')
   Call: (231) [system] _628538=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), [])
   Call: (230) [system] _540444=['D']
   Exit: (230) [system] ['D']=['D']
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (229) [system] _454222=['C', 'D']
   Exit: (229) [system] ['C', 'D']=['C', 'D']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (228) [system] _275992=['OrLink', 'C', 'D']
   Exit: (228) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _662222)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _664080)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _671818)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _674522)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'E')
   Call: (229) [system] 'E'=(;)
   Fail: (229) [system] 'E'=(;)
^  Call: (229) [user] is_like_space('E')
   Call: (230) [system] char_type('E', 'white')
   Fail: (230) [system] char_type('E', 'white')
   Call: (230) [system] char_type('E', end_of_line)
   Fail: (230) [system] char_type('E', end_of_line)
   Call: (230) [system] char_type('E', space)
   Fail: (230) [system] char_type('E', space)
   Call: (230) [system] char_type('E', cntrl)
   Fail: (230) [system] char_type('E', cntrl)
^  Fail: (229) [user] is_like_space('E')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _689600)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'E')
   Call: (227) [system] 'E'=')'
   Fail: (227) [system] 'E'=')'
   Call: (227) [system] 'E'=end_of_file
   Fail: (227) [system] 'E'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _695170)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _697028)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'E')
   Call: (229) [system] 'E'=(;)
   Fail: (229) [system] 'E'=(;)
^  Call: (229) [user] is_like_space('E')
   Call: (230) [system] char_type('E', 'white')
   Fail: (230) [system] char_type('E', 'white')
   Call: (230) [system] char_type('E', end_of_line)
   Fail: (230) [system] char_type('E', end_of_line)
   Call: (230) [system] char_type('E', space)
   Fail: (230) [system] char_type('E', space)
   Call: (230) [system] char_type('E', cntrl)
   Fail: (230) [system] char_type('E', cntrl)
^  Fail: (229) [user] is_like_space('E')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _711182)
   Exit: (228) [system] get_char((0x55798e5fad60), 'E')
   Call: (228) [system] 'E'='('
   Fail: (228) [system] 'E'='('
   Call: (228) [system] 'E'='['
   Fail: (228) [system] 'E'='['
   Call: (228) [system] 'E'='{'
   Fail: (228) [system] 'E'='{'
   Call: (228) [system] 'E'='"'
   Fail: (228) [system] 'E'='"'
   Call: (228) [system] 'E'=!
   Fail: (228) [system] 'E'=!
   Call: (228) [system] 'E'='\''
   Fail: (228) [system] 'E'='\''
   Call: (228) [system] 'E'='`'
   Fail: (228) [system] 'E'='`'
   Call: (228) [system] 'E'=end_of_file
   Fail: (228) [system] 'E'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'E', _695170)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _728824)
   Call: (230) [system] peek_char((0x55798e5fad60), _729758)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
^  Call: (230) [user] is_delimiter(')')
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] arg(_734478, v('(', ')', end_of_file), ')')
   Exit: (231) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (230) [user] is_delimiter(')')
   Call: (230) [system] _728824=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (229) [user] classify_and_convert_charseq('E', [], _695170)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_740940, _740942), once(user:catch(read_from_chars(['E'], _695170), _740916, fail)), '$restore_trace'(_740940, _740942))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_740940, _740942))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _695170), _740916, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_695170)
   Fail: (230) [system] atomic(_695170)
   Call: (230) [system] atom_chars(_695170, ['E'])
   Exit: (230) [system] atom_chars('E', ['E'])
^  Exit: (229) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _750316)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _752174)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=(;)
   Fail: (229) [system] ')'=(;)
^  Call: (229) [user] is_like_space(')')
   Call: (230) [system] char_type(')', 'white')
   Fail: (230) [system] char_type(')', 'white')
   Call: (230) [system] char_type(')', end_of_line)
   Fail: (230) [system] char_type(')', end_of_line)
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] char_type(')', cntrl)
   Fail: (230) [system] char_type(')', cntrl)
^  Fail: (229) [user] is_like_space(')')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _766328)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=')'
   Exit: (228) [system] ')'=')'
   Call: (228) [system] get_char((0x55798e5fad60), _770118)
   Exit: (228) [system] get_char((0x55798e5fad60), ')')
   Call: (228) [system] _750316=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [])
   Call: (227) [system] _662222=['E']
   Exit: (227) [system] ['E']=['E']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (226) [system] _243044=[['OrLink', 'C', 'D'], 'E']
   Exit: (226) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (225) [system] _5926=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (225) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _784000)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _785858)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _793596)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _796300)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _811378)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=')'
   Fail: (224) [system] 'A'=')'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _816948)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _818806)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _832960)
   Exit: (225) [system] get_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'='('
   Fail: (225) [system] 'A'='('
   Call: (225) [system] 'A'='['
   Fail: (225) [system] 'A'='['
   Call: (225) [system] 'A'='{'
   Fail: (225) [system] 'A'='{'
   Call: (225) [system] 'A'='"'
   Fail: (225) [system] 'A'='"'
   Call: (225) [system] 'A'=!
   Fail: (225) [system] 'A'=!
   Call: (225) [system] 'A'='\''
   Fail: (225) [system] 'A'='\''
   Call: (225) [system] 'A'='`'
   Fail: (225) [system] 'A'='`'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'A', _816948)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _850602)
   Call: (227) [system] peek_char((0x55798e5fad60), _851536)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
^  Call: (227) [user] is_delimiter(')')
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] arg(_856256, v('(', ')', end_of_file), ')')
   Exit: (228) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (227) [user] is_delimiter(')')
   Call: (227) [system] _850602=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (226) [user] classify_and_convert_charseq('A', [], _816948)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_862718, _862720), once(user:catch(read_from_chars(['A'], _816948), _862694, fail)), '$restore_trace'(_862718, _862720))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_862718, _862720))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _816948), _862694, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_816948)
   Fail: (227) [system] atomic(_816948)
   Call: (227) [system] atom_chars(_816948, ['A'])
   Exit: (227) [system] atom_chars('A', ['A'])
^  Exit: (226) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _872094)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _873952)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _888106)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55798e5fad60), _891896)
   Exit: (225) [system] get_char((0x55798e5fad60), ')')
   Call: (225) [system] _872094=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [])
   Call: (224) [system] _784000=['A']
   Exit: (224) [system] ['A']=['A']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (223) [system] _5922=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
   Exit: (223) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E'], 'A'])
   Call: (222) [system] _5914=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
   Exit: (222) [system] ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A'])
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A'])
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _905778)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _907636)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _921790)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55798e5fad60), _925580)
   Exit: (221) [system] get_char((0x55798e5fad60), ')')
   Call: (221) [system] _905778=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [])
   Call: (220) [system] _5910=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
   Exit: (220) [system] [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
   Call: (219) [system] _5886=[['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
   Exit: (219) [system] [['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]=[['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
   Call: (218) [system] _5878=[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
   Exit: (218) [system] [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]=[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _939462)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _941320)
   Exit: (218) [system] peek_char((0x55798e5fad60), '\n')
   Call: (218) [system] '\n'=(;)
   Fail: (218) [system] '\n'=(;)
^  Call: (218) [user] is_like_space('\n')
   Call: (219) [system] char_type('\n', 'white')
   Fail: (219) [system] char_type('\n', 'white')
   Call: (219) [system] char_type('\n', end_of_line)
   Exit: (219) [system] char_type('\n', end_of_line)
^  Exit: (218) [user] is_like_space('\n')
   Call: (218) [system] get_char((0x55798e5fad60), _950914)
   Exit: (218) [system] get_char((0x55798e5fad60), '\n')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _953618)
   Exit: (219) [system] peek_char((0x55798e5fad60), '\t')
   Call: (219) [system] '\t'=(;)
   Fail: (219) [system] '\t'=(;)
^  Call: (219) [user] is_like_space('\t')
   Call: (220) [system] char_type('\t', 'white')
   Exit: (220) [system] char_type('\t', 'white')
^  Exit: (219) [user] is_like_space('\t')
   Call: (219) [system] get_char((0x55798e5fad60), _961356)
   Exit: (219) [system] get_char((0x55798e5fad60), '\t')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _964060)
   Exit: (220) [system] peek_char((0x55798e5fad60), '\t')
   Call: (220) [system] '\t'=(;)
   Fail: (220) [system] '\t'=(;)
^  Call: (220) [user] is_like_space('\t')
   Call: (221) [system] char_type('\t', 'white')
   Exit: (221) [system] char_type('\t', 'white')
^  Exit: (220) [user] is_like_space('\t')
   Call: (220) [system] get_char((0x55798e5fad60), _971798)
   Exit: (220) [system] get_char((0x55798e5fad60), '\t')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _974502)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _982240)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _984944)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1002794)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _1008364)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1010222)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _1024376)
   Exit: (218) [system] get_char((0x55798e5fad60), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1008364)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1029946)
   Exit: (220) [system] peek_char((0x55798e5fad60), :)
   Call: (220) [system] (:)=(;)
   Fail: (220) [system] (:)=(;)
^  Call: (220) [user] is_like_space(:)
   Call: (221) [system] char_type(:, 'white')
   Fail: (221) [system] char_type(:, 'white')
   Call: (221) [system] char_type(:, end_of_line)
   Fail: (221) [system] char_type(:, end_of_line)
   Call: (221) [system] char_type(:, space)
   Fail: (221) [system] char_type(:, space)
   Call: (221) [system] char_type(:, cntrl)
   Fail: (221) [system] char_type(:, cntrl)
^  Fail: (220) [user] is_like_space(:)
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1044100)
   Exit: (219) [system] peek_char((0x55798e5fad60), :)
   Call: (219) [system] (:)=')'
   Fail: (219) [system] (:)=')'
   Call: (219) [system] (:)=end_of_file
   Fail: (219) [system] (:)=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1049670)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1051528)
   Exit: (221) [system] peek_char((0x55798e5fad60), :)
   Call: (221) [system] (:)=(;)
   Fail: (221) [system] (:)=(;)
^  Call: (221) [user] is_like_space(:)
   Call: (222) [system] char_type(:, 'white')
   Fail: (222) [system] char_type(:, 'white')
   Call: (222) [system] char_type(:, end_of_line)
   Fail: (222) [system] char_type(:, end_of_line)
   Call: (222) [system] char_type(:, space)
   Fail: (222) [system] char_type(:, space)
   Call: (222) [system] char_type(:, cntrl)
   Fail: (222) [system] char_type(:, cntrl)
^  Fail: (221) [user] is_like_space(:)
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1065682)
   Exit: (220) [system] get_char((0x55798e5fad60), :)
   Call: (220) [system] (:)='('
   Fail: (220) [system] (:)='('
   Call: (220) [system] (:)='['
   Fail: (220) [system] (:)='['
   Call: (220) [system] (:)='{'
   Fail: (220) [system] (:)='{'
   Call: (220) [system] (:)='"'
   Fail: (220) [system] (:)='"'
   Call: (220) [system] (:)=!
   Fail: (220) [system] (:)=!
   Call: (220) [system] (:)='\''
   Fail: (220) [system] (:)='\''
   Call: (220) [system] (:)='`'
   Fail: (220) [system] (:)='`'
   Call: (220) [system] (:)=end_of_file
   Fail: (220) [system] (:)=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), :, _1049670)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1083324)
   Call: (222) [system] peek_char((0x55798e5fad60), _1084258)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _1083324=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (221) [user] classify_and_convert_charseq(:, [], _1049670)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_1093568, _1093570), once(user:catch(read_from_chars([:], _1049670), _1093544, fail)), '$restore_trace'(_1093568, _1093570))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_1093568, _1093570))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1093544, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(:)
   Exit: (222) [system] atomic(:)
^  Exit: (221) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1101068)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1102926)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _1110664)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1113368)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1128446)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1134016)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1135874)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1150028)
   Exit: (221) [system] get_char((0x55798e5fad60), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1134016)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1155598)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'D')
   Call: (223) [system] 'D'=(;)
   Fail: (223) [system] 'D'=(;)
^  Call: (223) [user] is_like_space('D')
   Call: (224) [system] char_type('D', 'white')
   Fail: (224) [system] char_type('D', 'white')
   Call: (224) [system] char_type('D', end_of_line)
   Fail: (224) [system] char_type('D', end_of_line)
   Call: (224) [system] char_type('D', space)
   Fail: (224) [system] char_type('D', space)
   Call: (224) [system] char_type('D', cntrl)
   Fail: (224) [system] char_type('D', cntrl)
^  Fail: (223) [user] is_like_space('D')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1169752)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'D')
   Call: (222) [system] 'D'=')'
   Fail: (222) [system] 'D'=')'
   Call: (222) [system] 'D'=end_of_file
   Fail: (222) [system] 'D'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1175322)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1177180)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'D')
   Call: (224) [system] 'D'=(;)
   Fail: (224) [system] 'D'=(;)
^  Call: (224) [user] is_like_space('D')
   Call: (225) [system] char_type('D', 'white')
   Fail: (225) [system] char_type('D', 'white')
   Call: (225) [system] char_type('D', end_of_line)
   Fail: (225) [system] char_type('D', end_of_line)
   Call: (225) [system] char_type('D', space)
   Fail: (225) [system] char_type('D', space)
   Call: (225) [system] char_type('D', cntrl)
   Fail: (225) [system] char_type('D', cntrl)
^  Fail: (224) [user] is_like_space('D')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1191334)
   Exit: (223) [system] get_char((0x55798e5fad60), 'D')
   Call: (223) [system] 'D'='('
   Fail: (223) [system] 'D'='('
   Call: (223) [system] 'D'='['
   Fail: (223) [system] 'D'='['
   Call: (223) [system] 'D'='{'
   Fail: (223) [system] 'D'='{'
   Call: (223) [system] 'D'='"'
   Fail: (223) [system] 'D'='"'
   Call: (223) [system] 'D'=!
   Fail: (223) [system] 'D'=!
   Call: (223) [system] 'D'='\''
   Fail: (223) [system] 'D'='\''
   Call: (223) [system] 'D'='`'
   Fail: (223) [system] 'D'='`'
   Call: (223) [system] 'D'=end_of_file
   Fail: (223) [system] 'D'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1175322)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1208976)
   Call: (225) [system] peek_char((0x55798e5fad60), _1209910)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_1214630, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_1215562, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1222912)
   Call: (226) [system] peek_char((0x55798e5fad60), _1223846)
   Exit: (226) [system] peek_char((0x55798e5fad60), s)
^  Call: (226) [user] is_delimiter(s)
   Call: (227) [system] char_type(s, space)
   Fail: (227) [system] char_type(s, space)
   Call: (227) [system] arg(_1228566, v('(', ')', end_of_file), s)
   Fail: (227) [system] arg(_1229498, v('(', ')', end_of_file), s)
^  Fail: (226) [user] is_delimiter(s)
   Call: (226) [system] ')'==s
   Fail: (226) [system] ')'==s
   Call: (226) [system] get_char((0x55798e5fad60), s)
   Exit: (226) [system] get_char((0x55798e5fad60), s)
   Call: (226) [system] s=(\)
   Fail: (226) [system] s=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1236848)
   Call: (227) [system] peek_char((0x55798e5fad60), _1237782)
   Exit: (227) [system] peek_char((0x55798e5fad60), j)
^  Call: (227) [user] is_delimiter(j)
   Call: (228) [system] char_type(j, space)
   Fail: (228) [system] char_type(j, space)
   Call: (228) [system] arg(_1242502, v('(', ')', end_of_file), j)
   Fail: (228) [system] arg(_1243434, v('(', ')', end_of_file), j)
^  Fail: (227) [user] is_delimiter(j)
   Call: (227) [system] ')'==j
   Fail: (227) [system] ')'==j
   Call: (227) [system] get_char((0x55798e5fad60), j)
   Exit: (227) [system] get_char((0x55798e5fad60), j)
   Call: (227) [system] j=(\)
   Fail: (227) [system] j=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1250784)
   Call: (228) [system] peek_char((0x55798e5fad60), _1251718)
   Exit: (228) [system] peek_char((0x55798e5fad60), u)
^  Call: (228) [user] is_delimiter(u)
   Call: (229) [system] char_type(u, space)
   Fail: (229) [system] char_type(u, space)
   Call: (229) [system] arg(_1256438, v('(', ')', end_of_file), u)
   Fail: (229) [system] arg(_1257370, v('(', ')', end_of_file), u)
^  Fail: (228) [user] is_delimiter(u)
   Call: (228) [system] ')'==u
   Fail: (228) [system] ')'==u
   Call: (228) [system] get_char((0x55798e5fad60), u)
   Exit: (228) [system] get_char((0x55798e5fad60), u)
   Call: (228) [system] u=(\)
   Fail: (228) [system] u=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1264720)
   Call: (229) [system] peek_char((0x55798e5fad60), _1265654)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_1270374, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_1271306, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1278656)
   Call: (230) [system] peek_char((0x55798e5fad60), _1279590)
   Exit: (230) [system] peek_char((0x55798e5fad60), c)
^  Call: (230) [user] is_delimiter(c)
   Call: (231) [system] char_type(c, space)
   Fail: (231) [system] char_type(c, space)
   Call: (231) [system] arg(_1284310, v('(', ')', end_of_file), c)
   Fail: (231) [system] arg(_1285242, v('(', ')', end_of_file), c)
^  Fail: (230) [user] is_delimiter(c)
   Call: (230) [system] ')'==c
   Fail: (230) [system] ')'==c
   Call: (230) [system] get_char((0x55798e5fad60), c)
   Exit: (230) [system] get_char((0x55798e5fad60), c)
   Call: (230) [system] c=(\)
   Fail: (230) [system] c=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1292592)
   Call: (231) [system] peek_char((0x55798e5fad60), _1293526)
   Exit: (231) [system] peek_char((0x55798e5fad60), t)
^  Call: (231) [user] is_delimiter(t)
   Call: (232) [system] char_type(t, space)
   Fail: (232) [system] char_type(t, space)
   Call: (232) [system] arg(_1298246, v('(', ')', end_of_file), t)
   Fail: (232) [system] arg(_1299178, v('(', ')', end_of_file), t)
^  Fail: (231) [user] is_delimiter(t)
   Call: (231) [system] ')'==t
   Fail: (231) [system] ')'==t
   Call: (231) [system] get_char((0x55798e5fad60), t)
   Exit: (231) [system] get_char((0x55798e5fad60), t)
   Call: (231) [system] t=(\)
   Fail: (231) [system] t=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1306528)
   Call: (232) [system] peek_char((0x55798e5fad60), _1307462)
   Exit: (232) [system] peek_char((0x55798e5fad60), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_1312182, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_1313114, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55798e5fad60), i)
   Exit: (232) [system] get_char((0x55798e5fad60), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1320464)
   Call: (233) [system] peek_char((0x55798e5fad60), _1321398)
   Exit: (233) [system] peek_char((0x55798e5fad60), o)
^  Call: (233) [user] is_delimiter(o)
   Call: (234) [system] char_type(o, space)
   Fail: (234) [system] char_type(o, space)
   Call: (234) [system] arg(_1326118, v('(', ')', end_of_file), o)
   Fail: (234) [system] arg(_1327050, v('(', ')', end_of_file), o)
^  Fail: (233) [user] is_delimiter(o)
   Call: (233) [system] ')'==o
   Fail: (233) [system] ')'==o
   Call: (233) [system] get_char((0x55798e5fad60), o)
   Exit: (233) [system] get_char((0x55798e5fad60), o)
   Call: (233) [system] o=(\)
   Fail: (233) [system] o=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1334400)
   Call: (234) [system] peek_char((0x55798e5fad60), _1335334)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_1340054, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_1340986, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1348336)
   Call: (235) [system] peek_char((0x55798e5fad60), _1349270)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (235) [user] is_delimiter('I')
   Call: (236) [system] char_type('I', space)
   Fail: (236) [system] char_type('I', space)
   Call: (236) [system] arg(_1353990, v('(', ')', end_of_file), 'I')
   Fail: (236) [system] arg(_1354922, v('(', ')', end_of_file), 'I')
^  Fail: (235) [user] is_delimiter('I')
   Call: (235) [system] ')'=='I'
   Fail: (235) [system] ')'=='I'
   Call: (235) [system] get_char((0x55798e5fad60), 'I')
   Exit: (235) [system] get_char((0x55798e5fad60), 'I')
   Call: (235) [system] 'I'=(\)
   Fail: (235) [system] 'I'=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1362272)
   Call: (236) [system] peek_char((0x55798e5fad60), _1363206)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1367926, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1368858, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1376208)
   Call: (237) [system] peek_char((0x55798e5fad60), _1377142)
   Exit: (237) [system] peek_char((0x55798e5fad60), t)
^  Call: (237) [user] is_delimiter(t)
   Call: (238) [system] char_type(t, space)
   Fail: (238) [system] char_type(t, space)
   Call: (238) [system] arg(_1381862, v('(', ')', end_of_file), t)
   Fail: (238) [system] arg(_1382794, v('(', ')', end_of_file), t)
^  Fail: (237) [user] is_delimiter(t)
   Call: (237) [system] ')'==t
   Fail: (237) [system] ')'==t
   Call: (237) [system] get_char((0x55798e5fad60), t)
   Exit: (237) [system] get_char((0x55798e5fad60), t)
   Call: (237) [system] t=(\)
   Fail: (237) [system] t=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1390144)
   Call: (238) [system] peek_char((0x55798e5fad60), _1391078)
   Exit: (238) [system] peek_char((0x55798e5fad60), r)
^  Call: (238) [user] is_delimiter(r)
   Call: (239) [system] char_type(r, space)
   Fail: (239) [system] char_type(r, space)
   Call: (239) [system] arg(_1395798, v('(', ')', end_of_file), r)
   Fail: (239) [system] arg(_1396730, v('(', ')', end_of_file), r)
^  Fail: (238) [user] is_delimiter(r)
   Call: (238) [system] ')'==r
   Fail: (238) [system] ')'==r
   Call: (238) [system] get_char((0x55798e5fad60), r)
   Exit: (238) [system] get_char((0x55798e5fad60), r)
   Call: (238) [system] r=(\)
   Fail: (238) [system] r=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1404080)
   Call: (239) [system] peek_char((0x55798e5fad60), _1405014)
   Exit: (239) [system] peek_char((0x55798e5fad60), o)
^  Call: (239) [user] is_delimiter(o)
   Call: (240) [system] char_type(o, space)
   Fail: (240) [system] char_type(o, space)
   Call: (240) [system] arg(_1409734, v('(', ')', end_of_file), o)
   Fail: (240) [system] arg(_1410666, v('(', ')', end_of_file), o)
^  Fail: (239) [user] is_delimiter(o)
   Call: (239) [system] ')'==o
   Fail: (239) [system] ')'==o
   Call: (239) [system] get_char((0x55798e5fad60), o)
   Exit: (239) [system] get_char((0x55798e5fad60), o)
   Call: (239) [system] o=(\)
   Fail: (239) [system] o=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1418016)
   Call: (240) [system] peek_char((0x55798e5fad60), _1418950)
   Exit: (240) [system] peek_char((0x55798e5fad60), d)
^  Call: (240) [user] is_delimiter(d)
   Call: (241) [system] char_type(d, space)
   Fail: (241) [system] char_type(d, space)
   Call: (241) [system] arg(_1423670, v('(', ')', end_of_file), d)
   Fail: (241) [system] arg(_1424602, v('(', ')', end_of_file), d)
^  Fail: (240) [user] is_delimiter(d)
   Call: (240) [system] ')'==d
   Fail: (240) [system] ')'==d
   Call: (240) [system] get_char((0x55798e5fad60), d)
   Exit: (240) [system] get_char((0x55798e5fad60), d)
   Call: (240) [system] d=(\)
   Fail: (240) [system] d=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1431952)
   Call: (241) [system] peek_char((0x55798e5fad60), _1432886)
   Exit: (241) [system] peek_char((0x55798e5fad60), u)
^  Call: (241) [user] is_delimiter(u)
   Call: (242) [system] char_type(u, space)
   Fail: (242) [system] char_type(u, space)
   Call: (242) [system] arg(_1437606, v('(', ')', end_of_file), u)
   Fail: (242) [system] arg(_1438538, v('(', ')', end_of_file), u)
^  Fail: (241) [user] is_delimiter(u)
   Call: (241) [system] ')'==u
   Fail: (241) [system] ')'==u
   Call: (241) [system] get_char((0x55798e5fad60), u)
   Exit: (241) [system] get_char((0x55798e5fad60), u)
   Call: (241) [system] u=(\)
   Fail: (241) [system] u=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1445888)
   Call: (242) [system] peek_char((0x55798e5fad60), _1446822)
   Exit: (242) [system] peek_char((0x55798e5fad60), c)
^  Call: (242) [user] is_delimiter(c)
   Call: (243) [system] char_type(c, space)
   Fail: (243) [system] char_type(c, space)
   Call: (243) [system] arg(_1451542, v('(', ')', end_of_file), c)
   Fail: (243) [system] arg(_1452474, v('(', ')', end_of_file), c)
^  Fail: (242) [user] is_delimiter(c)
   Call: (242) [system] ')'==c
   Fail: (242) [system] ')'==c
   Call: (242) [system] get_char((0x55798e5fad60), c)
   Exit: (242) [system] get_char((0x55798e5fad60), c)
   Call: (242) [system] c=(\)
   Fail: (242) [system] c=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1459824)
   Call: (243) [system] peek_char((0x55798e5fad60), _1460758)
   Exit: (243) [system] peek_char((0x55798e5fad60), t)
^  Call: (243) [user] is_delimiter(t)
   Call: (244) [system] char_type(t, space)
   Fail: (244) [system] char_type(t, space)
   Call: (244) [system] arg(_1465478, v('(', ')', end_of_file), t)
   Fail: (244) [system] arg(_1466410, v('(', ')', end_of_file), t)
^  Fail: (243) [user] is_delimiter(t)
   Call: (243) [system] ')'==t
   Fail: (243) [system] ')'==t
   Call: (243) [system] get_char((0x55798e5fad60), t)
   Exit: (243) [system] get_char((0x55798e5fad60), t)
   Call: (243) [system] t=(\)
   Fail: (243) [system] t=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1473760)
   Call: (244) [system] peek_char((0x55798e5fad60), _1474694)
   Exit: (244) [system] peek_char((0x55798e5fad60), i)
^  Call: (244) [user] is_delimiter(i)
   Call: (245) [system] char_type(i, space)
   Fail: (245) [system] char_type(i, space)
   Call: (245) [system] arg(_1479414, v('(', ')', end_of_file), i)
   Fail: (245) [system] arg(_1480346, v('(', ')', end_of_file), i)
^  Fail: (244) [user] is_delimiter(i)
   Call: (244) [system] ')'==i
   Fail: (244) [system] ')'==i
   Call: (244) [system] get_char((0x55798e5fad60), i)
   Exit: (244) [system] get_char((0x55798e5fad60), i)
   Call: (244) [system] i=(\)
   Fail: (244) [system] i=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1487696)
   Call: (245) [system] peek_char((0x55798e5fad60), _1488630)
   Exit: (245) [system] peek_char((0x55798e5fad60), o)
^  Call: (245) [user] is_delimiter(o)
   Call: (246) [system] char_type(o, space)
   Fail: (246) [system] char_type(o, space)
   Call: (246) [system] arg(_1493350, v('(', ')', end_of_file), o)
   Fail: (246) [system] arg(_1494282, v('(', ')', end_of_file), o)
^  Fail: (245) [user] is_delimiter(o)
   Call: (245) [system] ')'==o
   Fail: (245) [system] ')'==o
   Call: (245) [system] get_char((0x55798e5fad60), o)
   Exit: (245) [system] get_char((0x55798e5fad60), o)
   Call: (245) [system] o=(\)
   Fail: (245) [system] o=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _1501632)
   Call: (246) [system] peek_char((0x55798e5fad60), _1502566)
   Exit: (246) [system] peek_char((0x55798e5fad60), n)
^  Call: (246) [user] is_delimiter(n)
   Call: (247) [system] char_type(n, space)
   Fail: (247) [system] char_type(n, space)
   Call: (247) [system] arg(_1507286, v('(', ')', end_of_file), n)
   Fail: (247) [system] arg(_1508218, v('(', ')', end_of_file), n)
^  Fail: (246) [user] is_delimiter(n)
   Call: (246) [system] ')'==n
   Fail: (246) [system] ')'==n
   Call: (246) [system] get_char((0x55798e5fad60), n)
   Exit: (246) [system] get_char((0x55798e5fad60), n)
   Call: (246) [system] n=(\)
   Fail: (246) [system] n=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _1515568)
   Call: (247) [system] peek_char((0x55798e5fad60), _1516502)
   Exit: (247) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (247) [user] is_delimiter(' ')
   Call: (248) [system] char_type(' ', space)
   Exit: (248) [system] char_type(' ', space)
^  Exit: (247) [user] is_delimiter(' ')
   Call: (247) [system] _1515568=[]
   Exit: (247) [system] []=[]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (246) [system] _1501632=[n]
   Exit: (246) [system] [n]=[n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (245) [system] _1487696=[o, n]
   Exit: (245) [system] [o, n]=[o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (244) [system] _1473760=[i, o, n]
   Exit: (244) [system] [i, o, n]=[i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (243) [system] _1459824=[t, i, o, n]
   Exit: (243) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (242) [system] _1445888=[c, t, i, o, n]
   Exit: (242) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (241) [system] _1431952=[u, c, t, i, o, n]
   Exit: (241) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (240) [system] _1418016=[d, u, c, t, i, o, n]
   Exit: (240) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (239) [system] _1404080=[o, d, u, c, t, i, o, n]
   Exit: (239) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (238) [system] _1390144=[r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _1376208=[t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _1362272=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _1348336=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1334400=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1320464=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1306528=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1292592=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1278656=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1264720=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1250784=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1236848=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1222912=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1208976=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (224) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1175322)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1587280, _1587282), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1175322), _1587256, fail)), '$restore_trace'(_1587280, _1587282))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1587280, _1587282))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1175322), _1587256, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_1175322)
   Fail: (225) [system] atomic(_1175322)
   Call: (225) [system] atom_chars(_1175322, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (225) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (224) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1596656)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1598514)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _1606252)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1608956)
   Exit: (225) [system] peek_char((0x55798e5fad60), c)
   Call: (225) [system] c=(;)
   Fail: (225) [system] c=(;)
^  Call: (225) [user] is_like_space(c)
   Call: (226) [system] char_type(c, 'white')
   Fail: (226) [system] char_type(c, 'white')
   Call: (226) [system] char_type(c, end_of_line)
   Fail: (226) [system] char_type(c, end_of_line)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] char_type(c, cntrl)
   Fail: (226) [system] char_type(c, cntrl)
^  Fail: (225) [user] is_like_space(c)
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1624034)
   Exit: (223) [system] peek_char((0x55798e5fad60), c)
   Call: (223) [system] c=')'
   Fail: (223) [system] c=')'
   Call: (223) [system] c=end_of_file
   Fail: (223) [system] c=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1629604)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1631462)
   Exit: (225) [system] peek_char((0x55798e5fad60), c)
   Call: (225) [system] c=(;)
   Fail: (225) [system] c=(;)
^  Call: (225) [user] is_like_space(c)
   Call: (226) [system] char_type(c, 'white')
   Fail: (226) [system] char_type(c, 'white')
   Call: (226) [system] char_type(c, end_of_line)
   Fail: (226) [system] char_type(c, end_of_line)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] char_type(c, cntrl)
   Fail: (226) [system] char_type(c, cntrl)
^  Fail: (225) [user] is_like_space(c)
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1645616)
   Exit: (224) [system] get_char((0x55798e5fad60), c)
   Call: (224) [system] c='('
   Fail: (224) [system] c='('
   Call: (224) [system] c='['
   Fail: (224) [system] c='['
   Call: (224) [system] c='{'
   Fail: (224) [system] c='{'
   Call: (224) [system] c='"'
   Fail: (224) [system] c='"'
   Call: (224) [system] c=!
   Fail: (224) [system] c=!
   Call: (224) [system] c='\''
   Fail: (224) [system] c='\''
   Call: (224) [system] c='`'
   Fail: (224) [system] c='`'
   Call: (224) [system] c=end_of_file
   Fail: (224) [system] c=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), c, _1629604)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1663258)
   Call: (226) [system] peek_char((0x55798e5fad60), _1664192)
   Exit: (226) [system] peek_char((0x55798e5fad60), d)
^  Call: (226) [user] is_delimiter(d)
   Call: (227) [system] char_type(d, space)
   Fail: (227) [system] char_type(d, space)
   Call: (227) [system] arg(_1668912, v('(', ')', end_of_file), d)
   Fail: (227) [system] arg(_1669844, v('(', ')', end_of_file), d)
^  Fail: (226) [user] is_delimiter(d)
   Call: (226) [system] ')'==d
   Fail: (226) [system] ')'==d
   Call: (226) [system] get_char((0x55798e5fad60), d)
   Exit: (226) [system] get_char((0x55798e5fad60), d)
   Call: (226) [system] d=(\)
   Fail: (226) [system] d=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1677194)
   Call: (227) [system] peek_char((0x55798e5fad60), _1678128)
   Exit: (227) [system] peek_char((0x55798e5fad60), e)
^  Call: (227) [user] is_delimiter(e)
   Call: (228) [system] char_type(e, space)
   Fail: (228) [system] char_type(e, space)
   Call: (228) [system] arg(_1682848, v('(', ')', end_of_file), e)
   Fail: (228) [system] arg(_1683780, v('(', ')', end_of_file), e)
^  Fail: (227) [user] is_delimiter(e)
   Call: (227) [system] ')'==e
   Fail: (227) [system] ')'==e
   Call: (227) [system] get_char((0x55798e5fad60), e)
   Exit: (227) [system] get_char((0x55798e5fad60), e)
   Call: (227) [system] e=(\)
   Fail: (227) [system] e=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1691130)
   Call: (228) [system] peek_char((0x55798e5fad60), _1692064)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1691130=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (227) [system] _1677194=[e]
   Exit: (227) [system] [e]=[e]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (226) [system] _1663258=[d, e]
   Exit: (226) [system] [d, e]=[d, e]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (225) [user] classify_and_convert_charseq(c, [d, e], _1629604)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1706962, _1706964), once(user:catch(read_from_chars([c, d, e], _1629604), _1706938, fail)), '$restore_trace'(_1706962, _1706964))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1706962, _1706964))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1706938, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(cde)
   Exit: (226) [system] atomic(cde)
^  Exit: (225) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1714462)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1716320)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _1724058)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1726762)
   Exit: (226) [system] peek_char((0x55798e5fad60), a)
   Call: (226) [system] a=(;)
   Fail: (226) [system] a=(;)
^  Call: (226) [user] is_like_space(a)
   Call: (227) [system] char_type(a, 'white')
   Fail: (227) [system] char_type(a, 'white')
   Call: (227) [system] char_type(a, end_of_line)
   Fail: (227) [system] char_type(a, end_of_line)
   Call: (227) [system] char_type(a, space)
   Fail: (227) [system] char_type(a, space)
   Call: (227) [system] char_type(a, cntrl)
   Fail: (227) [system] char_type(a, cntrl)
^  Fail: (226) [user] is_like_space(a)
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1741840)
   Exit: (224) [system] peek_char((0x55798e5fad60), a)
   Call: (224) [system] a=')'
   Fail: (224) [system] a=')'
   Call: (224) [system] a=end_of_file
   Fail: (224) [system] a=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1747410)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1749268)
   Exit: (226) [system] peek_char((0x55798e5fad60), a)
   Call: (226) [system] a=(;)
   Fail: (226) [system] a=(;)
^  Call: (226) [user] is_like_space(a)
   Call: (227) [system] char_type(a, 'white')
   Fail: (227) [system] char_type(a, 'white')
   Call: (227) [system] char_type(a, end_of_line)
   Fail: (227) [system] char_type(a, end_of_line)
   Call: (227) [system] char_type(a, space)
   Fail: (227) [system] char_type(a, space)
   Call: (227) [system] char_type(a, cntrl)
   Fail: (227) [system] char_type(a, cntrl)
^  Fail: (226) [user] is_like_space(a)
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1763422)
   Exit: (225) [system] get_char((0x55798e5fad60), a)
   Call: (225) [system] a='('
   Fail: (225) [system] a='('
   Call: (225) [system] a='['
   Fail: (225) [system] a='['
   Call: (225) [system] a='{'
   Fail: (225) [system] a='{'
   Call: (225) [system] a='"'
   Fail: (225) [system] a='"'
   Call: (225) [system] a=!
   Fail: (225) [system] a=!
   Call: (225) [system] a='\''
   Fail: (225) [system] a='\''
   Call: (225) [system] a='`'
   Fail: (225) [system] a='`'
   Call: (225) [system] a=end_of_file
   Fail: (225) [system] a=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), a, _1747410)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1781064)
   Call: (227) [system] peek_char((0x55798e5fad60), _1781998)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
^  Call: (227) [user] is_delimiter(')')
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] arg(_1786718, v('(', ')', end_of_file), ')')
   Exit: (228) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (227) [user] is_delimiter(')')
   Call: (227) [system] _1781064=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (226) [user] classify_and_convert_charseq(a, [], _1747410)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1793180, _1793182), once(user:catch(read_from_chars([a], _1747410), _1793156, fail)), '$restore_trace'(_1793180, _1793182))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1793180, _1793182))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1793156, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(a)
   Exit: (227) [system] atomic(a)
^  Exit: (226) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1800680)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1802538)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1816692)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55798e5fad60), _1820482)
   Exit: (225) [system] get_char((0x55798e5fad60), ')')
   Call: (225) [system] _1800680=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [])
   Call: (224) [system] _1714462=[a]
   Exit: (224) [system] [a]=[a]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (223) [system] _1596656=[cde, a]
   Exit: (223) [system] [cde, a]=[cde, a]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [cde, a])
   Call: (222) [system] _1134016=['DisjunctionIntroduction', cde, a]
   Exit: (222) [system] ['DisjunctionIntroduction', cde, a]=['DisjunctionIntroduction', cde, a]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', cde, a])
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', cde, a])
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1834364)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1836222)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _1843960)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1846664)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1861742)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1867312)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1869170)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1883324)
   Exit: (222) [system] get_char((0x55798e5fad60), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1867312)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1888894)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'O')
   Call: (224) [system] 'O'=(;)
   Fail: (224) [system] 'O'=(;)
^  Call: (224) [user] is_like_space('O')
   Call: (225) [system] char_type('O', 'white')
   Fail: (225) [system] char_type('O', 'white')
   Call: (225) [system] char_type('O', end_of_line)
   Fail: (225) [system] char_type('O', end_of_line)
   Call: (225) [system] char_type('O', space)
   Fail: (225) [system] char_type('O', space)
   Call: (225) [system] char_type('O', cntrl)
   Fail: (225) [system] char_type('O', cntrl)
^  Fail: (224) [user] is_like_space('O')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1903048)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'O')
   Call: (223) [system] 'O'=')'
   Fail: (223) [system] 'O'=')'
   Call: (223) [system] 'O'=end_of_file
   Fail: (223) [system] 'O'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1908618)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1910476)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'O')
   Call: (225) [system] 'O'=(;)
   Fail: (225) [system] 'O'=(;)
^  Call: (225) [user] is_like_space('O')
   Call: (226) [system] char_type('O', 'white')
   Fail: (226) [system] char_type('O', 'white')
   Call: (226) [system] char_type('O', end_of_line)
   Fail: (226) [system] char_type('O', end_of_line)
   Call: (226) [system] char_type('O', space)
   Fail: (226) [system] char_type('O', space)
   Call: (226) [system] char_type('O', cntrl)
   Fail: (226) [system] char_type('O', cntrl)
^  Fail: (225) [user] is_like_space('O')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1924630)
   Exit: (224) [system] get_char((0x55798e5fad60), 'O')
   Call: (224) [system] 'O'='('
   Fail: (224) [system] 'O'='('
   Call: (224) [system] 'O'='['
   Fail: (224) [system] 'O'='['
   Call: (224) [system] 'O'='{'
   Fail: (224) [system] 'O'='{'
   Call: (224) [system] 'O'='"'
   Fail: (224) [system] 'O'='"'
   Call: (224) [system] 'O'=!
   Fail: (224) [system] 'O'=!
   Call: (224) [system] 'O'='\''
   Fail: (224) [system] 'O'='\''
   Call: (224) [system] 'O'='`'
   Fail: (224) [system] 'O'='`'
   Call: (224) [system] 'O'=end_of_file
   Fail: (224) [system] 'O'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1908618)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1942272)
   Call: (226) [system] peek_char((0x55798e5fad60), _1943206)
   Exit: (226) [system] peek_char((0x55798e5fad60), r)
^  Call: (226) [user] is_delimiter(r)
   Call: (227) [system] char_type(r, space)
   Fail: (227) [system] char_type(r, space)
   Call: (227) [system] arg(_1947926, v('(', ')', end_of_file), r)
   Fail: (227) [system] arg(_1948858, v('(', ')', end_of_file), r)
^  Fail: (226) [user] is_delimiter(r)
   Call: (226) [system] ')'==r
   Fail: (226) [system] ')'==r
   Call: (226) [system] get_char((0x55798e5fad60), r)
   Exit: (226) [system] get_char((0x55798e5fad60), r)
   Call: (226) [system] r=(\)
   Fail: (226) [system] r=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1956208)
   Call: (227) [system] peek_char((0x55798e5fad60), _1957142)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (227) [user] is_delimiter('L')
   Call: (228) [system] char_type('L', space)
   Fail: (228) [system] char_type('L', space)
   Call: (228) [system] arg(_1961862, v('(', ')', end_of_file), 'L')
   Fail: (228) [system] arg(_1962794, v('(', ')', end_of_file), 'L')
^  Fail: (227) [user] is_delimiter('L')
   Call: (227) [system] ')'=='L'
   Fail: (227) [system] ')'=='L'
   Call: (227) [system] get_char((0x55798e5fad60), 'L')
   Exit: (227) [system] get_char((0x55798e5fad60), 'L')
   Call: (227) [system] 'L'=(\)
   Fail: (227) [system] 'L'=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1970144)
   Call: (228) [system] peek_char((0x55798e5fad60), _1971078)
   Exit: (228) [system] peek_char((0x55798e5fad60), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_1975798, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_1976730, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55798e5fad60), i)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1984080)
   Call: (229) [system] peek_char((0x55798e5fad60), _1985014)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_1989734, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_1990666, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1998016)
   Call: (230) [system] peek_char((0x55798e5fad60), _1998950)
   Exit: (230) [system] peek_char((0x55798e5fad60), k)
^  Call: (230) [user] is_delimiter(k)
   Call: (231) [system] char_type(k, space)
   Fail: (231) [system] char_type(k, space)
   Call: (231) [system] arg(_2003670, v('(', ')', end_of_file), k)
   Fail: (231) [system] arg(_2004602, v('(', ')', end_of_file), k)
^  Fail: (230) [user] is_delimiter(k)
   Call: (230) [system] ')'==k
   Fail: (230) [system] ')'==k
   Call: (230) [system] get_char((0x55798e5fad60), k)
   Exit: (230) [system] get_char((0x55798e5fad60), k)
   Call: (230) [system] k=(\)
   Fail: (230) [system] k=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _2011952)
   Call: (231) [system] peek_char((0x55798e5fad60), _2012886)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _2011952=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (230) [system] _1998016=[k]
   Exit: (230) [system] [k]=[k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (229) [system] _1984080=[n, k]
   Exit: (229) [system] [n, k]=[n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (228) [system] _1970144=[i, n, k]
   Exit: (228) [system] [i, n, k]=[i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (227) [system] _1956208=['L', i, n, k]
   Exit: (227) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (226) [system] _1942272=[r, 'L', i, n, k]
   Exit: (226) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (225) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1908618)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_2036166, _2036168), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1908618), _2036142, fail)), '$restore_trace'(_2036166, _2036168))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_2036166, _2036168))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1908618), _2036142, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_1908618)
   Fail: (226) [system] atomic(_1908618)
   Call: (226) [system] atom_chars(_1908618, ['O', r, 'L', i, n, k])
   Exit: (226) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (225) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _2045542)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _2047400)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _2055138)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _2057842)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _2072920)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=')'
   Fail: (224) [system] '('=')'
   Call: (224) [system] '('=end_of_file
   Fail: (224) [system] '('=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _2078490)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _2080348)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _2094502)
   Exit: (225) [system] get_char((0x55798e5fad60), '(')
   Call: (225) [system] '('='('
   Exit: (225) [system] '('='('
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _6022)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _9338)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'I')
   Call: (227) [system] 'I'=(;)
   Fail: (227) [system] 'I'=(;)
^  Call: (227) [user] is_like_space('I')
   Call: (228) [system] char_type('I', 'white')
   Fail: (228) [system] char_type('I', 'white')
   Call: (228) [system] char_type('I', end_of_line)
   Fail: (228) [system] char_type('I', end_of_line)
   Call: (228) [system] char_type('I', space)
   Fail: (228) [system] char_type('I', space)
   Call: (228) [system] char_type('I', cntrl)
   Fail: (228) [system] char_type('I', cntrl)
^  Fail: (227) [user] is_like_space('I')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _23492)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'=')'
   Fail: (226) [system] 'I'=')'
   Call: (226) [system] 'I'=end_of_file
   Fail: (226) [system] 'I'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _29062)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _30920)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'I')
   Call: (228) [system] 'I'=(;)
   Fail: (228) [system] 'I'=(;)
^  Call: (228) [user] is_like_space('I')
   Call: (229) [system] char_type('I', 'white')
   Fail: (229) [system] char_type('I', 'white')
   Call: (229) [system] char_type('I', end_of_line)
   Fail: (229) [system] char_type('I', end_of_line)
   Call: (229) [system] char_type('I', space)
   Fail: (229) [system] char_type('I', space)
   Call: (229) [system] char_type('I', cntrl)
   Fail: (229) [system] char_type('I', cntrl)
^  Fail: (228) [user] is_like_space('I')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _45074)
   Exit: (227) [system] get_char((0x55798e5fad60), 'I')
   Call: (227) [system] 'I'='('
   Fail: (227) [system] 'I'='('
   Call: (227) [system] 'I'='['
   Fail: (227) [system] 'I'='['
   Call: (227) [system] 'I'='{'
   Fail: (227) [system] 'I'='{'
   Call: (227) [system] 'I'='"'
   Fail: (227) [system] 'I'='"'
   Call: (227) [system] 'I'=!
   Fail: (227) [system] 'I'=!
   Call: (227) [system] 'I'='\''
   Fail: (227) [system] 'I'='\''
   Call: (227) [system] 'I'='`'
   Fail: (227) [system] 'I'='`'
   Call: (227) [system] 'I'=end_of_file
   Fail: (227) [system] 'I'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'I', _29062)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _62716)
   Call: (229) [system] peek_char((0x55798e5fad60), _63650)
   Exit: (229) [system] peek_char((0x55798e5fad60), m)
^  Call: (229) [user] is_delimiter(m)
   Call: (230) [system] char_type(m, space)
   Fail: (230) [system] char_type(m, space)
   Call: (230) [system] arg(_68370, v('(', ')', end_of_file), m)
   Fail: (230) [system] arg(_69302, v('(', ')', end_of_file), m)
^  Fail: (229) [user] is_delimiter(m)
   Call: (229) [system] ')'==m
   Fail: (229) [system] ')'==m
   Call: (229) [system] get_char((0x55798e5fad60), m)
   Exit: (229) [system] get_char((0x55798e5fad60), m)
   Call: (229) [system] m=(\)
   Fail: (229) [system] m=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _76652)
   Call: (230) [system] peek_char((0x55798e5fad60), _77586)
   Exit: (230) [system] peek_char((0x55798e5fad60), p)
^  Call: (230) [user] is_delimiter(p)
   Call: (231) [system] char_type(p, space)
   Fail: (231) [system] char_type(p, space)
   Call: (231) [system] arg(_82306, v('(', ')', end_of_file), p)
   Fail: (231) [system] arg(_83238, v('(', ')', end_of_file), p)
^  Fail: (230) [user] is_delimiter(p)
   Call: (230) [system] ')'==p
   Fail: (230) [system] ')'==p
   Call: (230) [system] get_char((0x55798e5fad60), p)
   Exit: (230) [system] get_char((0x55798e5fad60), p)
   Call: (230) [system] p=(\)
   Fail: (230) [system] p=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _90588)
   Call: (231) [system] peek_char((0x55798e5fad60), _91522)
   Exit: (231) [system] peek_char((0x55798e5fad60), l)
^  Call: (231) [user] is_delimiter(l)
   Call: (232) [system] char_type(l, space)
   Fail: (232) [system] char_type(l, space)
   Call: (232) [system] arg(_96242, v('(', ')', end_of_file), l)
   Fail: (232) [system] arg(_97174, v('(', ')', end_of_file), l)
^  Fail: (231) [user] is_delimiter(l)
   Call: (231) [system] ')'==l
   Fail: (231) [system] ')'==l
   Call: (231) [system] get_char((0x55798e5fad60), l)
   Exit: (231) [system] get_char((0x55798e5fad60), l)
   Call: (231) [system] l=(\)
   Fail: (231) [system] l=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _104524)
   Call: (232) [system] peek_char((0x55798e5fad60), _105458)
   Exit: (232) [system] peek_char((0x55798e5fad60), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_110178, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_111110, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55798e5fad60), i)
   Exit: (232) [system] get_char((0x55798e5fad60), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _118460)
   Call: (233) [system] peek_char((0x55798e5fad60), _119394)
   Exit: (233) [system] peek_char((0x55798e5fad60), c)
^  Call: (233) [user] is_delimiter(c)
   Call: (234) [system] char_type(c, space)
   Fail: (234) [system] char_type(c, space)
   Call: (234) [system] arg(_124114, v('(', ')', end_of_file), c)
   Fail: (234) [system] arg(_125046, v('(', ')', end_of_file), c)
^  Fail: (233) [user] is_delimiter(c)
   Call: (233) [system] ')'==c
   Fail: (233) [system] ')'==c
   Call: (233) [system] get_char((0x55798e5fad60), c)
   Exit: (233) [system] get_char((0x55798e5fad60), c)
   Call: (233) [system] c=(\)
   Fail: (233) [system] c=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _132396)
   Call: (234) [system] peek_char((0x55798e5fad60), _133330)
   Exit: (234) [system] peek_char((0x55798e5fad60), a)
^  Call: (234) [user] is_delimiter(a)
   Call: (235) [system] char_type(a, space)
   Fail: (235) [system] char_type(a, space)
   Call: (235) [system] arg(_138050, v('(', ')', end_of_file), a)
   Fail: (235) [system] arg(_138982, v('(', ')', end_of_file), a)
^  Fail: (234) [user] is_delimiter(a)
   Call: (234) [system] ')'==a
   Fail: (234) [system] ')'==a
   Call: (234) [system] get_char((0x55798e5fad60), a)
   Exit: (234) [system] get_char((0x55798e5fad60), a)
   Call: (234) [system] a=(\)
   Fail: (234) [system] a=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _146332)
   Call: (235) [system] peek_char((0x55798e5fad60), _147266)
   Exit: (235) [system] peek_char((0x55798e5fad60), t)
^  Call: (235) [user] is_delimiter(t)
   Call: (236) [system] char_type(t, space)
   Fail: (236) [system] char_type(t, space)
   Call: (236) [system] arg(_151986, v('(', ')', end_of_file), t)
   Fail: (236) [system] arg(_152918, v('(', ')', end_of_file), t)
^  Fail: (235) [user] is_delimiter(t)
   Call: (235) [system] ')'==t
   Fail: (235) [system] ')'==t
   Call: (235) [system] get_char((0x55798e5fad60), t)
   Exit: (235) [system] get_char((0x55798e5fad60), t)
   Call: (235) [system] t=(\)
   Fail: (235) [system] t=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _160268)
   Call: (236) [system] peek_char((0x55798e5fad60), _161202)
   Exit: (236) [system] peek_char((0x55798e5fad60), i)
^  Call: (236) [user] is_delimiter(i)
   Call: (237) [system] char_type(i, space)
   Fail: (237) [system] char_type(i, space)
   Call: (237) [system] arg(_165922, v('(', ')', end_of_file), i)
   Fail: (237) [system] arg(_166854, v('(', ')', end_of_file), i)
^  Fail: (236) [user] is_delimiter(i)
   Call: (236) [system] ')'==i
   Fail: (236) [system] ')'==i
   Call: (236) [system] get_char((0x55798e5fad60), i)
   Exit: (236) [system] get_char((0x55798e5fad60), i)
   Call: (236) [system] i=(\)
   Fail: (236) [system] i=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _174204)
   Call: (237) [system] peek_char((0x55798e5fad60), _175138)
   Exit: (237) [system] peek_char((0x55798e5fad60), o)
^  Call: (237) [user] is_delimiter(o)
   Call: (238) [system] char_type(o, space)
   Fail: (238) [system] char_type(o, space)
   Call: (238) [system] arg(_179858, v('(', ')', end_of_file), o)
   Fail: (238) [system] arg(_180790, v('(', ')', end_of_file), o)
^  Fail: (237) [user] is_delimiter(o)
   Call: (237) [system] ')'==o
   Fail: (237) [system] ')'==o
   Call: (237) [system] get_char((0x55798e5fad60), o)
   Exit: (237) [system] get_char((0x55798e5fad60), o)
   Call: (237) [system] o=(\)
   Fail: (237) [system] o=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _188140)
   Call: (238) [system] peek_char((0x55798e5fad60), _189074)
   Exit: (238) [system] peek_char((0x55798e5fad60), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_193794, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_194726, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55798e5fad60), n)
   Exit: (238) [system] get_char((0x55798e5fad60), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _202076)
   Call: (239) [system] peek_char((0x55798e5fad60), _203010)
   Exit: (239) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (239) [user] is_delimiter(' ')
   Call: (240) [system] char_type(' ', space)
   Exit: (240) [system] char_type(' ', space)
^  Exit: (239) [user] is_delimiter(' ')
   Call: (239) [system] _202076=[]
   Exit: (239) [system] []=[]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (238) [system] _188140=[n]
   Exit: (238) [system] [n]=[n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (237) [system] _174204=[o, n]
   Exit: (237) [system] [o, n]=[o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (236) [system] _160268=[i, o, n]
   Exit: (236) [system] [i, o, n]=[i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (235) [system] _146332=[t, i, o, n]
   Exit: (235) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (234) [system] _132396=[a, t, i, o, n]
   Exit: (234) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (233) [system] _118460=[c, a, t, i, o, n]
   Exit: (233) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (232) [system] _104524=[i, c, a, t, i, o, n]
   Exit: (232) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (231) [system] _90588=[l, i, c, a, t, i, o, n]
   Exit: (231) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (230) [system] _76652=[p, l, i, c, a, t, i, o, n]
   Exit: (230) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (229) [system] _62716=[m, p, l, i, c, a, t, i, o, n]
   Exit: (229) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (228) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _29062)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_240260, _240262), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _29062), _240236, fail)), '$restore_trace'(_240260, _240262))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_240260, _240262))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _29062), _240236, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_29062)
   Fail: (229) [system] atomic(_29062)
   Call: (229) [system] atom_chars(_29062, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (229) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (228) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _249636)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _251494)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _259232)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _261936)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _277014)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=')'
   Fail: (227) [system] '('=')'
   Call: (227) [system] '('=end_of_file
   Fail: (227) [system] '('=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _282584)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _284442)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _298596)
   Exit: (228) [system] get_char((0x55798e5fad60), '(')
   Call: (228) [system] '('='('
   Exit: (228) [system] '('='('
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _282584)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _304166)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'O')
   Call: (230) [system] 'O'=(;)
   Fail: (230) [system] 'O'=(;)
^  Call: (230) [user] is_like_space('O')
   Call: (231) [system] char_type('O', 'white')
   Fail: (231) [system] char_type('O', 'white')
   Call: (231) [system] char_type('O', end_of_line)
   Fail: (231) [system] char_type('O', end_of_line)
   Call: (231) [system] char_type('O', space)
   Fail: (231) [system] char_type('O', space)
   Call: (231) [system] char_type('O', cntrl)
   Fail: (231) [system] char_type('O', cntrl)
^  Fail: (230) [user] is_like_space('O')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _318320)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'O')
   Call: (229) [system] 'O'=')'
   Fail: (229) [system] 'O'=')'
   Call: (229) [system] 'O'=end_of_file
   Fail: (229) [system] 'O'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _323890)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _325748)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'O')
   Call: (231) [system] 'O'=(;)
   Fail: (231) [system] 'O'=(;)
^  Call: (231) [user] is_like_space('O')
   Call: (232) [system] char_type('O', 'white')
   Fail: (232) [system] char_type('O', 'white')
   Call: (232) [system] char_type('O', end_of_line)
   Fail: (232) [system] char_type('O', end_of_line)
   Call: (232) [system] char_type('O', space)
   Fail: (232) [system] char_type('O', space)
   Call: (232) [system] char_type('O', cntrl)
   Fail: (232) [system] char_type('O', cntrl)
^  Fail: (231) [user] is_like_space('O')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _339902)
   Exit: (230) [system] get_char((0x55798e5fad60), 'O')
   Call: (230) [system] 'O'='('
   Fail: (230) [system] 'O'='('
   Call: (230) [system] 'O'='['
   Fail: (230) [system] 'O'='['
   Call: (230) [system] 'O'='{'
   Fail: (230) [system] 'O'='{'
   Call: (230) [system] 'O'='"'
   Fail: (230) [system] 'O'='"'
   Call: (230) [system] 'O'=!
   Fail: (230) [system] 'O'=!
   Call: (230) [system] 'O'='\''
   Fail: (230) [system] 'O'='\''
   Call: (230) [system] 'O'='`'
   Fail: (230) [system] 'O'='`'
   Call: (230) [system] 'O'=end_of_file
   Fail: (230) [system] 'O'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'O', _323890)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _357544)
   Call: (232) [system] peek_char((0x55798e5fad60), _358478)
   Exit: (232) [system] peek_char((0x55798e5fad60), r)
^  Call: (232) [user] is_delimiter(r)
   Call: (233) [system] char_type(r, space)
   Fail: (233) [system] char_type(r, space)
   Call: (233) [system] arg(_363198, v('(', ')', end_of_file), r)
   Fail: (233) [system] arg(_364130, v('(', ')', end_of_file), r)
^  Fail: (232) [user] is_delimiter(r)
   Call: (232) [system] ')'==r
   Fail: (232) [system] ')'==r
   Call: (232) [system] get_char((0x55798e5fad60), r)
   Exit: (232) [system] get_char((0x55798e5fad60), r)
   Call: (232) [system] r=(\)
   Fail: (232) [system] r=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _371480)
   Call: (233) [system] peek_char((0x55798e5fad60), _372414)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (233) [user] is_delimiter('L')
   Call: (234) [system] char_type('L', space)
   Fail: (234) [system] char_type('L', space)
   Call: (234) [system] arg(_377134, v('(', ')', end_of_file), 'L')
   Fail: (234) [system] arg(_378066, v('(', ')', end_of_file), 'L')
^  Fail: (233) [user] is_delimiter('L')
   Call: (233) [system] ')'=='L'
   Fail: (233) [system] ')'=='L'
   Call: (233) [system] get_char((0x55798e5fad60), 'L')
   Exit: (233) [system] get_char((0x55798e5fad60), 'L')
   Call: (233) [system] 'L'=(\)
   Fail: (233) [system] 'L'=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _385416)
   Call: (234) [system] peek_char((0x55798e5fad60), _386350)
   Exit: (234) [system] peek_char((0x55798e5fad60), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_391070, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_392002, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55798e5fad60), i)
   Exit: (234) [system] get_char((0x55798e5fad60), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _399352)
   Call: (235) [system] peek_char((0x55798e5fad60), _400286)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_405006, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_405938, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _413288)
   Call: (236) [system] peek_char((0x55798e5fad60), _414222)
   Exit: (236) [system] peek_char((0x55798e5fad60), k)
^  Call: (236) [user] is_delimiter(k)
   Call: (237) [system] char_type(k, space)
   Fail: (237) [system] char_type(k, space)
   Call: (237) [system] arg(_418942, v('(', ')', end_of_file), k)
   Fail: (237) [system] arg(_419874, v('(', ')', end_of_file), k)
^  Fail: (236) [user] is_delimiter(k)
   Call: (236) [system] ')'==k
   Fail: (236) [system] ')'==k
   Call: (236) [system] get_char((0x55798e5fad60), k)
   Exit: (236) [system] get_char((0x55798e5fad60), k)
   Call: (236) [system] k=(\)
   Fail: (236) [system] k=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _427224)
   Call: (237) [system] peek_char((0x55798e5fad60), _428158)
   Exit: (237) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (237) [user] is_delimiter(' ')
   Call: (238) [system] char_type(' ', space)
   Exit: (238) [system] char_type(' ', space)
^  Exit: (237) [user] is_delimiter(' ')
   Call: (237) [system] _427224=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (236) [system] _413288=[k]
   Exit: (236) [system] [k]=[k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (235) [system] _399352=[n, k]
   Exit: (235) [system] [n, k]=[n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (234) [system] _385416=[i, n, k]
   Exit: (234) [system] [i, n, k]=[i, n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (233) [system] _371480=['L', i, n, k]
   Exit: (233) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (232) [system] _357544=[r, 'L', i, n, k]
   Exit: (232) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (231) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _323890)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_451438, _451440), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _323890), _451414, fail)), '$restore_trace'(_451438, _451440))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_451438, _451440))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _323890), _451414, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_323890)
   Fail: (232) [system] atomic(_323890)
   Call: (232) [system] atom_chars(_323890, ['O', r, 'L', i, n, k])
   Exit: (232) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (231) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _460814)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _462672)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55798e5fad60), _470410)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _473114)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'C')
   Call: (232) [system] 'C'=(;)
   Fail: (232) [system] 'C'=(;)
^  Call: (232) [user] is_like_space('C')
   Call: (233) [system] char_type('C', 'white')
   Fail: (233) [system] char_type('C', 'white')
   Call: (233) [system] char_type('C', end_of_line)
   Fail: (233) [system] char_type('C', end_of_line)
   Call: (233) [system] char_type('C', space)
   Fail: (233) [system] char_type('C', space)
   Call: (233) [system] char_type('C', cntrl)
   Fail: (233) [system] char_type('C', cntrl)
^  Fail: (232) [user] is_like_space('C')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _488192)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'C')
   Call: (230) [system] 'C'=')'
   Fail: (230) [system] 'C'=')'
   Call: (230) [system] 'C'=end_of_file
   Fail: (230) [system] 'C'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _493762)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _495620)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'C')
   Call: (232) [system] 'C'=(;)
   Fail: (232) [system] 'C'=(;)
^  Call: (232) [user] is_like_space('C')
   Call: (233) [system] char_type('C', 'white')
   Fail: (233) [system] char_type('C', 'white')
   Call: (233) [system] char_type('C', end_of_line)
   Fail: (233) [system] char_type('C', end_of_line)
   Call: (233) [system] char_type('C', space)
   Fail: (233) [system] char_type('C', space)
   Call: (233) [system] char_type('C', cntrl)
   Fail: (233) [system] char_type('C', cntrl)
^  Fail: (232) [user] is_like_space('C')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _509774)
   Exit: (231) [system] get_char((0x55798e5fad60), 'C')
   Call: (231) [system] 'C'='('
   Fail: (231) [system] 'C'='('
   Call: (231) [system] 'C'='['
   Fail: (231) [system] 'C'='['
   Call: (231) [system] 'C'='{'
   Fail: (231) [system] 'C'='{'
   Call: (231) [system] 'C'='"'
   Fail: (231) [system] 'C'='"'
   Call: (231) [system] 'C'=!
   Fail: (231) [system] 'C'=!
   Call: (231) [system] 'C'='\''
   Fail: (231) [system] 'C'='\''
   Call: (231) [system] 'C'='`'
   Fail: (231) [system] 'C'='`'
   Call: (231) [system] 'C'=end_of_file
   Fail: (231) [system] 'C'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), 'C', _493762)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _527416)
   Call: (233) [system] peek_char((0x55798e5fad60), _528350)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _527416=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (232) [user] classify_and_convert_charseq('C', [], _493762)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_537660, _537662), once(user:catch(read_from_chars(['C'], _493762), _537636, fail)), '$restore_trace'(_537660, _537662))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_537660, _537662))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _493762), _537636, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_493762)
   Fail: (233) [system] atomic(_493762)
   Call: (233) [system] atom_chars(_493762, ['C'])
   Exit: (233) [system] atom_chars('C', ['C'])
^  Exit: (232) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _547036)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _548894)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
   Call: (232) [system] ' '=(;)
   Fail: (232) [system] ' '=(;)
^  Call: (232) [user] is_like_space(' ')
   Call: (233) [system] char_type(' ', 'white')
   Exit: (233) [system] char_type(' ', 'white')
^  Exit: (232) [user] is_like_space(' ')
   Call: (232) [system] get_char((0x55798e5fad60), _556632)
   Exit: (232) [system] get_char((0x55798e5fad60), ' ')
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _559336)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'D')
   Call: (233) [system] 'D'=(;)
   Fail: (233) [system] 'D'=(;)
^  Call: (233) [user] is_like_space('D')
   Call: (234) [system] char_type('D', 'white')
   Fail: (234) [system] char_type('D', 'white')
   Call: (234) [system] char_type('D', end_of_line)
   Fail: (234) [system] char_type('D', end_of_line)
   Call: (234) [system] char_type('D', space)
   Fail: (234) [system] char_type('D', space)
   Call: (234) [system] char_type('D', cntrl)
   Fail: (234) [system] char_type('D', cntrl)
^  Fail: (233) [user] is_like_space('D')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _574414)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'D')
   Call: (231) [system] 'D'=')'
   Fail: (231) [system] 'D'=')'
   Call: (231) [system] 'D'=end_of_file
   Fail: (231) [system] 'D'=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55798e5fad60), _579984)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _581842)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'D')
   Call: (233) [system] 'D'=(;)
   Fail: (233) [system] 'D'=(;)
^  Call: (233) [user] is_like_space('D')
   Call: (234) [system] char_type('D', 'white')
   Fail: (234) [system] char_type('D', 'white')
   Call: (234) [system] char_type('D', end_of_line)
   Fail: (234) [system] char_type('D', end_of_line)
   Call: (234) [system] char_type('D', space)
   Fail: (234) [system] char_type('D', space)
   Call: (234) [system] char_type('D', cntrl)
   Fail: (234) [system] char_type('D', cntrl)
^  Fail: (233) [user] is_like_space('D')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] get_char((0x55798e5fad60), _595996)
   Exit: (232) [system] get_char((0x55798e5fad60), 'D')
   Call: (232) [system] 'D'='('
   Fail: (232) [system] 'D'='('
   Call: (232) [system] 'D'='['
   Fail: (232) [system] 'D'='['
   Call: (232) [system] 'D'='{'
   Fail: (232) [system] 'D'='{'
   Call: (232) [system] 'D'='"'
   Fail: (232) [system] 'D'='"'
   Call: (232) [system] 'D'=!
   Fail: (232) [system] 'D'=!
   Call: (232) [system] 'D'='\''
   Fail: (232) [system] 'D'='\''
   Call: (232) [system] 'D'='`'
   Fail: (232) [system] 'D'='`'
   Call: (232) [system] 'D'=end_of_file
   Fail: (232) [system] 'D'=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55798e5fad60), 'D', _579984)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _613638)
   Call: (234) [system] peek_char((0x55798e5fad60), _614572)
   Exit: (234) [system] peek_char((0x55798e5fad60), ')')
^  Call: (234) [user] is_delimiter(')')
   Call: (235) [system] char_type(')', space)
   Fail: (235) [system] char_type(')', space)
   Call: (235) [system] arg(_619292, v('(', ')', end_of_file), ')')
   Exit: (235) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (234) [user] is_delimiter(')')
   Call: (234) [system] _613638=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (233) [user] classify_and_convert_charseq('D', [], _579984)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_625754, _625756), once(user:catch(read_from_chars(['D'], _579984), _625730, fail)), '$restore_trace'(_625754, _625756))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_625754, _625756))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _579984), _625730, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(_579984)
   Fail: (234) [system] atomic(_579984)
   Call: (234) [system] atom_chars(_579984, ['D'])
   Exit: (234) [system] atom_chars('D', ['D'])
^  Exit: (233) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (232) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (231) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _635130)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _636988)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
   Call: (233) [system] ')'=(;)
   Fail: (233) [system] ')'=(;)
^  Call: (233) [user] is_like_space(')')
   Call: (234) [system] char_type(')', 'white')
   Fail: (234) [system] char_type(')', 'white')
   Call: (234) [system] char_type(')', end_of_line)
   Fail: (234) [system] char_type(')', end_of_line)
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] char_type(')', cntrl)
   Fail: (234) [system] char_type(')', cntrl)
^  Fail: (233) [user] is_like_space(')')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _651142)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
   Call: (232) [system] ')'=')'
   Exit: (232) [system] ')'=')'
   Call: (232) [system] get_char((0x55798e5fad60), _654932)
   Exit: (232) [system] get_char((0x55798e5fad60), ')')
   Call: (232) [system] _635130=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), [])
   Call: (231) [system] _547036=['D']
   Exit: (231) [system] ['D']=['D']
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (230) [system] _460814=['C', 'D']
   Exit: (230) [system] ['C', 'D']=['C', 'D']
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (229) [system] _282584=['OrLink', 'C', 'D']
   Exit: (229) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _668814)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _670672)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _678410)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _681114)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'E')
   Call: (230) [system] 'E'=(;)
   Fail: (230) [system] 'E'=(;)
^  Call: (230) [user] is_like_space('E')
   Call: (231) [system] char_type('E', 'white')
   Fail: (231) [system] char_type('E', 'white')
   Call: (231) [system] char_type('E', end_of_line)
   Fail: (231) [system] char_type('E', end_of_line)
   Call: (231) [system] char_type('E', space)
   Fail: (231) [system] char_type('E', space)
   Call: (231) [system] char_type('E', cntrl)
   Fail: (231) [system] char_type('E', cntrl)
^  Fail: (230) [user] is_like_space('E')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _696192)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'E')
   Call: (228) [system] 'E'=')'
   Fail: (228) [system] 'E'=')'
   Call: (228) [system] 'E'=end_of_file
   Fail: (228) [system] 'E'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _701762)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _703620)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'E')
   Call: (230) [system] 'E'=(;)
   Fail: (230) [system] 'E'=(;)
^  Call: (230) [user] is_like_space('E')
   Call: (231) [system] char_type('E', 'white')
   Fail: (231) [system] char_type('E', 'white')
   Call: (231) [system] char_type('E', end_of_line)
   Fail: (231) [system] char_type('E', end_of_line)
   Call: (231) [system] char_type('E', space)
   Fail: (231) [system] char_type('E', space)
   Call: (231) [system] char_type('E', cntrl)
   Fail: (231) [system] char_type('E', cntrl)
^  Fail: (230) [user] is_like_space('E')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _717774)
   Exit: (229) [system] get_char((0x55798e5fad60), 'E')
   Call: (229) [system] 'E'='('
   Fail: (229) [system] 'E'='('
   Call: (229) [system] 'E'='['
   Fail: (229) [system] 'E'='['
   Call: (229) [system] 'E'='{'
   Fail: (229) [system] 'E'='{'
   Call: (229) [system] 'E'='"'
   Fail: (229) [system] 'E'='"'
   Call: (229) [system] 'E'=!
   Fail: (229) [system] 'E'=!
   Call: (229) [system] 'E'='\''
   Fail: (229) [system] 'E'='\''
   Call: (229) [system] 'E'='`'
   Fail: (229) [system] 'E'='`'
   Call: (229) [system] 'E'=end_of_file
   Fail: (229) [system] 'E'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'E', _701762)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _735416)
   Call: (231) [system] peek_char((0x55798e5fad60), _736350)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
^  Call: (231) [user] is_delimiter(')')
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] arg(_741070, v('(', ')', end_of_file), ')')
   Exit: (232) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (231) [user] is_delimiter(')')
   Call: (231) [system] _735416=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (230) [user] classify_and_convert_charseq('E', [], _701762)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_747532, _747534), once(user:catch(read_from_chars(['E'], _701762), _747508, fail)), '$restore_trace'(_747532, _747534))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_747532, _747534))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _701762), _747508, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_701762)
   Fail: (231) [system] atomic(_701762)
   Call: (231) [system] atom_chars(_701762, ['E'])
   Exit: (231) [system] atom_chars('E', ['E'])
^  Exit: (230) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _756908)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _758766)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=(;)
   Fail: (230) [system] ')'=(;)
^  Call: (230) [user] is_like_space(')')
   Call: (231) [system] char_type(')', 'white')
   Fail: (231) [system] char_type(')', 'white')
   Call: (231) [system] char_type(')', end_of_line)
   Fail: (231) [system] char_type(')', end_of_line)
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] char_type(')', cntrl)
   Fail: (231) [system] char_type(')', cntrl)
^  Fail: (230) [user] is_like_space(')')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _772920)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=')'
   Exit: (229) [system] ')'=')'
   Call: (229) [system] get_char((0x55798e5fad60), _776710)
   Exit: (229) [system] get_char((0x55798e5fad60), ')')
   Call: (229) [system] _756908=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), [])
   Call: (228) [system] _668814=['E']
   Exit: (228) [system] ['E']=['E']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (227) [system] _249636=[['OrLink', 'C', 'D'], 'E']
   Exit: (227) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (226) [system] _6022=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (226) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _790592)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _792450)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _800188)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _802892)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'B')
   Call: (227) [system] 'B'=(;)
   Fail: (227) [system] 'B'=(;)
^  Call: (227) [user] is_like_space('B')
   Call: (228) [system] char_type('B', 'white')
   Fail: (228) [system] char_type('B', 'white')
   Call: (228) [system] char_type('B', end_of_line)
   Fail: (228) [system] char_type('B', end_of_line)
   Call: (228) [system] char_type('B', space)
   Fail: (228) [system] char_type('B', space)
   Call: (228) [system] char_type('B', cntrl)
   Fail: (228) [system] char_type('B', cntrl)
^  Fail: (227) [user] is_like_space('B')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _817970)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'B')
   Call: (225) [system] 'B'=')'
   Fail: (225) [system] 'B'=')'
   Call: (225) [system] 'B'=end_of_file
   Fail: (225) [system] 'B'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _823540)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _825398)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'B')
   Call: (227) [system] 'B'=(;)
   Fail: (227) [system] 'B'=(;)
^  Call: (227) [user] is_like_space('B')
   Call: (228) [system] char_type('B', 'white')
   Fail: (228) [system] char_type('B', 'white')
   Call: (228) [system] char_type('B', end_of_line)
   Fail: (228) [system] char_type('B', end_of_line)
   Call: (228) [system] char_type('B', space)
   Fail: (228) [system] char_type('B', space)
   Call: (228) [system] char_type('B', cntrl)
   Fail: (228) [system] char_type('B', cntrl)
^  Fail: (227) [user] is_like_space('B')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _839552)
   Exit: (226) [system] get_char((0x55798e5fad60), 'B')
   Call: (226) [system] 'B'='('
   Fail: (226) [system] 'B'='('
   Call: (226) [system] 'B'='['
   Fail: (226) [system] 'B'='['
   Call: (226) [system] 'B'='{'
   Fail: (226) [system] 'B'='{'
   Call: (226) [system] 'B'='"'
   Fail: (226) [system] 'B'='"'
   Call: (226) [system] 'B'=!
   Fail: (226) [system] 'B'=!
   Call: (226) [system] 'B'='\''
   Fail: (226) [system] 'B'='\''
   Call: (226) [system] 'B'='`'
   Fail: (226) [system] 'B'='`'
   Call: (226) [system] 'B'=end_of_file
   Fail: (226) [system] 'B'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'B', _823540)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _857194)
   Call: (228) [system] peek_char((0x55798e5fad60), _858128)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
^  Call: (228) [user] is_delimiter(')')
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] arg(_862848, v('(', ')', end_of_file), ')')
   Exit: (229) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (228) [user] is_delimiter(')')
   Call: (228) [system] _857194=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (227) [user] classify_and_convert_charseq('B', [], _823540)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_869310, _869312), once(user:catch(read_from_chars(['B'], _823540), _869286, fail)), '$restore_trace'(_869310, _869312))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_869310, _869312))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _823540), _869286, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_823540)
   Fail: (228) [system] atomic(_823540)
   Call: (228) [system] atom_chars(_823540, ['B'])
   Exit: (228) [system] atom_chars('B', ['B'])
^  Exit: (227) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _878686)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _880544)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _894698)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55798e5fad60), _898488)
   Exit: (226) [system] get_char((0x55798e5fad60), ')')
   Call: (226) [system] _878686=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [])
   Call: (225) [system] _790592=['B']
   Exit: (225) [system] ['B']=['B']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (224) [system] _6018=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
   Exit: (224) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E'], 'B'])
   Call: (223) [system] _6010=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
   Exit: (223) [system] ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B'])
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B'])
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _912370)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _914228)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _928382)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55798e5fad60), _932172)
   Exit: (222) [system] get_char((0x55798e5fad60), ')')
   Call: (222) [system] _912370=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [])
   Call: (221) [system] _6006=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
   Exit: (221) [system] [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
   Call: (220) [system] _5982=[['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
   Exit: (220) [system] [['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]=[['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
   Call: (219) [system] _5974=[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
   Exit: (219) [system] [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]=[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _946054)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _947912)
   Exit: (219) [system] peek_char((0x55798e5fad60), '\n')
   Call: (219) [system] '\n'=(;)
   Fail: (219) [system] '\n'=(;)
^  Call: (219) [user] is_like_space('\n')
   Call: (220) [system] char_type('\n', 'white')
   Fail: (220) [system] char_type('\n', 'white')
   Call: (220) [system] char_type('\n', end_of_line)
   Exit: (220) [system] char_type('\n', end_of_line)
^  Exit: (219) [user] is_like_space('\n')
   Call: (219) [system] get_char((0x55798e5fad60), _957506)
   Exit: (219) [system] get_char((0x55798e5fad60), '\n')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _960210)
   Exit: (220) [system] peek_char((0x55798e5fad60), '\t')
   Call: (220) [system] '\t'=(;)
   Fail: (220) [system] '\t'=(;)
^  Call: (220) [user] is_like_space('\t')
   Call: (221) [system] char_type('\t', 'white')
   Exit: (221) [system] char_type('\t', 'white')
^  Exit: (220) [user] is_like_space('\t')
   Call: (220) [system] get_char((0x55798e5fad60), _967948)
   Exit: (220) [system] get_char((0x55798e5fad60), '\t')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _970652)
   Exit: (221) [system] peek_char((0x55798e5fad60), '\t')
   Call: (221) [system] '\t'=(;)
   Fail: (221) [system] '\t'=(;)
^  Call: (221) [user] is_like_space('\t')
   Call: (222) [system] char_type('\t', 'white')
   Exit: (222) [system] char_type('\t', 'white')
^  Exit: (221) [user] is_like_space('\t')
   Call: (221) [system] get_char((0x55798e5fad60), _978390)
   Exit: (221) [system] get_char((0x55798e5fad60), '\t')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _981094)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _988832)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _991536)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1009386)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1014956)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1016814)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1030968)
   Exit: (219) [system] get_char((0x55798e5fad60), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1014956)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1036538)
   Exit: (221) [system] peek_char((0x55798e5fad60), :)
   Call: (221) [system] (:)=(;)
   Fail: (221) [system] (:)=(;)
^  Call: (221) [user] is_like_space(:)
   Call: (222) [system] char_type(:, 'white')
   Fail: (222) [system] char_type(:, 'white')
   Call: (222) [system] char_type(:, end_of_line)
   Fail: (222) [system] char_type(:, end_of_line)
   Call: (222) [system] char_type(:, space)
   Fail: (222) [system] char_type(:, space)
   Call: (222) [system] char_type(:, cntrl)
   Fail: (222) [system] char_type(:, cntrl)
^  Fail: (221) [user] is_like_space(:)
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1050692)
   Exit: (220) [system] peek_char((0x55798e5fad60), :)
   Call: (220) [system] (:)=')'
   Fail: (220) [system] (:)=')'
   Call: (220) [system] (:)=end_of_file
   Fail: (220) [system] (:)=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1056262)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1058120)
   Exit: (222) [system] peek_char((0x55798e5fad60), :)
   Call: (222) [system] (:)=(;)
   Fail: (222) [system] (:)=(;)
^  Call: (222) [user] is_like_space(:)
   Call: (223) [system] char_type(:, 'white')
   Fail: (223) [system] char_type(:, 'white')
   Call: (223) [system] char_type(:, end_of_line)
   Fail: (223) [system] char_type(:, end_of_line)
   Call: (223) [system] char_type(:, space)
   Fail: (223) [system] char_type(:, space)
   Call: (223) [system] char_type(:, cntrl)
   Fail: (223) [system] char_type(:, cntrl)
^  Fail: (222) [user] is_like_space(:)
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1072274)
   Exit: (221) [system] get_char((0x55798e5fad60), :)
   Call: (221) [system] (:)='('
   Fail: (221) [system] (:)='('
   Call: (221) [system] (:)='['
   Fail: (221) [system] (:)='['
   Call: (221) [system] (:)='{'
   Fail: (221) [system] (:)='{'
   Call: (221) [system] (:)='"'
   Fail: (221) [system] (:)='"'
   Call: (221) [system] (:)=!
   Fail: (221) [system] (:)=!
   Call: (221) [system] (:)='\''
   Fail: (221) [system] (:)='\''
   Call: (221) [system] (:)='`'
   Fail: (221) [system] (:)='`'
   Call: (221) [system] (:)=end_of_file
   Fail: (221) [system] (:)=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), :, _1056262)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1089916)
   Call: (223) [system] peek_char((0x55798e5fad60), _1090850)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _1089916=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (222) [user] classify_and_convert_charseq(:, [], _1056262)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_1100160, _1100162), once(user:catch(read_from_chars([:], _1056262), _1100136, fail)), '$restore_trace'(_1100160, _1100162))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_1100160, _1100162))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1100136, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(:)
   Exit: (223) [system] atomic(:)
^  Exit: (222) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1107660)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1109518)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _1117256)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1119960)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1135038)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1140608)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1142466)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1156620)
   Exit: (222) [system] get_char((0x55798e5fad60), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1140608)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1162190)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'D')
   Call: (224) [system] 'D'=(;)
   Fail: (224) [system] 'D'=(;)
^  Call: (224) [user] is_like_space('D')
   Call: (225) [system] char_type('D', 'white')
   Fail: (225) [system] char_type('D', 'white')
   Call: (225) [system] char_type('D', end_of_line)
   Fail: (225) [system] char_type('D', end_of_line)
   Call: (225) [system] char_type('D', space)
   Fail: (225) [system] char_type('D', space)
   Call: (225) [system] char_type('D', cntrl)
   Fail: (225) [system] char_type('D', cntrl)
^  Fail: (224) [user] is_like_space('D')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1176344)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'D')
   Call: (223) [system] 'D'=')'
   Fail: (223) [system] 'D'=')'
   Call: (223) [system] 'D'=end_of_file
   Fail: (223) [system] 'D'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1181914)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1183772)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'D')
   Call: (225) [system] 'D'=(;)
   Fail: (225) [system] 'D'=(;)
^  Call: (225) [user] is_like_space('D')
   Call: (226) [system] char_type('D', 'white')
   Fail: (226) [system] char_type('D', 'white')
   Call: (226) [system] char_type('D', end_of_line)
   Fail: (226) [system] char_type('D', end_of_line)
   Call: (226) [system] char_type('D', space)
   Fail: (226) [system] char_type('D', space)
   Call: (226) [system] char_type('D', cntrl)
   Fail: (226) [system] char_type('D', cntrl)
^  Fail: (225) [user] is_like_space('D')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1197926)
   Exit: (224) [system] get_char((0x55798e5fad60), 'D')
   Call: (224) [system] 'D'='('
   Fail: (224) [system] 'D'='('
   Call: (224) [system] 'D'='['
   Fail: (224) [system] 'D'='['
   Call: (224) [system] 'D'='{'
   Fail: (224) [system] 'D'='{'
   Call: (224) [system] 'D'='"'
   Fail: (224) [system] 'D'='"'
   Call: (224) [system] 'D'=!
   Fail: (224) [system] 'D'=!
   Call: (224) [system] 'D'='\''
   Fail: (224) [system] 'D'='\''
   Call: (224) [system] 'D'='`'
   Fail: (224) [system] 'D'='`'
   Call: (224) [system] 'D'=end_of_file
   Fail: (224) [system] 'D'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1181914)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1215568)
   Call: (226) [system] peek_char((0x55798e5fad60), _1216502)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_1221222, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_1222154, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1229504)
   Call: (227) [system] peek_char((0x55798e5fad60), _1230438)
   Exit: (227) [system] peek_char((0x55798e5fad60), s)
^  Call: (227) [user] is_delimiter(s)
   Call: (228) [system] char_type(s, space)
   Fail: (228) [system] char_type(s, space)
   Call: (228) [system] arg(_1235158, v('(', ')', end_of_file), s)
   Fail: (228) [system] arg(_1236090, v('(', ')', end_of_file), s)
^  Fail: (227) [user] is_delimiter(s)
   Call: (227) [system] ')'==s
   Fail: (227) [system] ')'==s
   Call: (227) [system] get_char((0x55798e5fad60), s)
   Exit: (227) [system] get_char((0x55798e5fad60), s)
   Call: (227) [system] s=(\)
   Fail: (227) [system] s=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1243440)
   Call: (228) [system] peek_char((0x55798e5fad60), _1244374)
   Exit: (228) [system] peek_char((0x55798e5fad60), j)
^  Call: (228) [user] is_delimiter(j)
   Call: (229) [system] char_type(j, space)
   Fail: (229) [system] char_type(j, space)
   Call: (229) [system] arg(_1249094, v('(', ')', end_of_file), j)
   Fail: (229) [system] arg(_1250026, v('(', ')', end_of_file), j)
^  Fail: (228) [user] is_delimiter(j)
   Call: (228) [system] ')'==j
   Fail: (228) [system] ')'==j
   Call: (228) [system] get_char((0x55798e5fad60), j)
   Exit: (228) [system] get_char((0x55798e5fad60), j)
   Call: (228) [system] j=(\)
   Fail: (228) [system] j=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1257376)
   Call: (229) [system] peek_char((0x55798e5fad60), _1258310)
   Exit: (229) [system] peek_char((0x55798e5fad60), u)
^  Call: (229) [user] is_delimiter(u)
   Call: (230) [system] char_type(u, space)
   Fail: (230) [system] char_type(u, space)
   Call: (230) [system] arg(_1263030, v('(', ')', end_of_file), u)
   Fail: (230) [system] arg(_1263962, v('(', ')', end_of_file), u)
^  Fail: (229) [user] is_delimiter(u)
   Call: (229) [system] ')'==u
   Fail: (229) [system] ')'==u
   Call: (229) [system] get_char((0x55798e5fad60), u)
   Exit: (229) [system] get_char((0x55798e5fad60), u)
   Call: (229) [system] u=(\)
   Fail: (229) [system] u=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1271312)
   Call: (230) [system] peek_char((0x55798e5fad60), _1272246)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_1276966, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_1277898, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1285248)
   Call: (231) [system] peek_char((0x55798e5fad60), _1286182)
   Exit: (231) [system] peek_char((0x55798e5fad60), c)
^  Call: (231) [user] is_delimiter(c)
   Call: (232) [system] char_type(c, space)
   Fail: (232) [system] char_type(c, space)
   Call: (232) [system] arg(_1290902, v('(', ')', end_of_file), c)
   Fail: (232) [system] arg(_1291834, v('(', ')', end_of_file), c)
^  Fail: (231) [user] is_delimiter(c)
   Call: (231) [system] ')'==c
   Fail: (231) [system] ')'==c
   Call: (231) [system] get_char((0x55798e5fad60), c)
   Exit: (231) [system] get_char((0x55798e5fad60), c)
   Call: (231) [system] c=(\)
   Fail: (231) [system] c=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1299184)
   Call: (232) [system] peek_char((0x55798e5fad60), _1300118)
   Exit: (232) [system] peek_char((0x55798e5fad60), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_1304838, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_1305770, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55798e5fad60), t)
   Exit: (232) [system] get_char((0x55798e5fad60), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1313120)
   Call: (233) [system] peek_char((0x55798e5fad60), _1314054)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_1318774, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_1319706, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1327056)
   Call: (234) [system] peek_char((0x55798e5fad60), _1327990)
   Exit: (234) [system] peek_char((0x55798e5fad60), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_1332710, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_1333642, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55798e5fad60), o)
   Exit: (234) [system] get_char((0x55798e5fad60), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1340992)
   Call: (235) [system] peek_char((0x55798e5fad60), _1341926)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_1346646, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_1347578, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1354928)
   Call: (236) [system] peek_char((0x55798e5fad60), _1355862)
   Exit: (236) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (236) [user] is_delimiter('I')
   Call: (237) [system] char_type('I', space)
   Fail: (237) [system] char_type('I', space)
   Call: (237) [system] arg(_1360582, v('(', ')', end_of_file), 'I')
   Fail: (237) [system] arg(_1361514, v('(', ')', end_of_file), 'I')
^  Fail: (236) [user] is_delimiter('I')
   Call: (236) [system] ')'=='I'
   Fail: (236) [system] ')'=='I'
   Call: (236) [system] get_char((0x55798e5fad60), 'I')
   Exit: (236) [system] get_char((0x55798e5fad60), 'I')
   Call: (236) [system] 'I'=(\)
   Fail: (236) [system] 'I'=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1368864)
   Call: (237) [system] peek_char((0x55798e5fad60), _1369798)
   Exit: (237) [system] peek_char((0x55798e5fad60), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_1374518, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_1375450, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55798e5fad60), n)
   Exit: (237) [system] get_char((0x55798e5fad60), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1382800)
   Call: (238) [system] peek_char((0x55798e5fad60), _1383734)
   Exit: (238) [system] peek_char((0x55798e5fad60), t)
^  Call: (238) [user] is_delimiter(t)
   Call: (239) [system] char_type(t, space)
   Fail: (239) [system] char_type(t, space)
   Call: (239) [system] arg(_1388454, v('(', ')', end_of_file), t)
   Fail: (239) [system] arg(_1389386, v('(', ')', end_of_file), t)
^  Fail: (238) [user] is_delimiter(t)
   Call: (238) [system] ')'==t
   Fail: (238) [system] ')'==t
   Call: (238) [system] get_char((0x55798e5fad60), t)
   Exit: (238) [system] get_char((0x55798e5fad60), t)
   Call: (238) [system] t=(\)
   Fail: (238) [system] t=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1396736)
   Call: (239) [system] peek_char((0x55798e5fad60), _1397670)
   Exit: (239) [system] peek_char((0x55798e5fad60), r)
^  Call: (239) [user] is_delimiter(r)
   Call: (240) [system] char_type(r, space)
   Fail: (240) [system] char_type(r, space)
   Call: (240) [system] arg(_1402390, v('(', ')', end_of_file), r)
   Fail: (240) [system] arg(_1403322, v('(', ')', end_of_file), r)
^  Fail: (239) [user] is_delimiter(r)
   Call: (239) [system] ')'==r
   Fail: (239) [system] ')'==r
   Call: (239) [system] get_char((0x55798e5fad60), r)
   Exit: (239) [system] get_char((0x55798e5fad60), r)
   Call: (239) [system] r=(\)
   Fail: (239) [system] r=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1410672)
   Call: (240) [system] peek_char((0x55798e5fad60), _1411606)
   Exit: (240) [system] peek_char((0x55798e5fad60), o)
^  Call: (240) [user] is_delimiter(o)
   Call: (241) [system] char_type(o, space)
   Fail: (241) [system] char_type(o, space)
   Call: (241) [system] arg(_1416326, v('(', ')', end_of_file), o)
   Fail: (241) [system] arg(_1417258, v('(', ')', end_of_file), o)
^  Fail: (240) [user] is_delimiter(o)
   Call: (240) [system] ')'==o
   Fail: (240) [system] ')'==o
   Call: (240) [system] get_char((0x55798e5fad60), o)
   Exit: (240) [system] get_char((0x55798e5fad60), o)
   Call: (240) [system] o=(\)
   Fail: (240) [system] o=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1424608)
   Call: (241) [system] peek_char((0x55798e5fad60), _1425542)
   Exit: (241) [system] peek_char((0x55798e5fad60), d)
^  Call: (241) [user] is_delimiter(d)
   Call: (242) [system] char_type(d, space)
   Fail: (242) [system] char_type(d, space)
   Call: (242) [system] arg(_1430262, v('(', ')', end_of_file), d)
   Fail: (242) [system] arg(_1431194, v('(', ')', end_of_file), d)
^  Fail: (241) [user] is_delimiter(d)
   Call: (241) [system] ')'==d
   Fail: (241) [system] ')'==d
   Call: (241) [system] get_char((0x55798e5fad60), d)
   Exit: (241) [system] get_char((0x55798e5fad60), d)
   Call: (241) [system] d=(\)
   Fail: (241) [system] d=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1438544)
   Call: (242) [system] peek_char((0x55798e5fad60), _1439478)
   Exit: (242) [system] peek_char((0x55798e5fad60), u)
^  Call: (242) [user] is_delimiter(u)
   Call: (243) [system] char_type(u, space)
   Fail: (243) [system] char_type(u, space)
   Call: (243) [system] arg(_1444198, v('(', ')', end_of_file), u)
   Fail: (243) [system] arg(_1445130, v('(', ')', end_of_file), u)
^  Fail: (242) [user] is_delimiter(u)
   Call: (242) [system] ')'==u
   Fail: (242) [system] ')'==u
   Call: (242) [system] get_char((0x55798e5fad60), u)
   Exit: (242) [system] get_char((0x55798e5fad60), u)
   Call: (242) [system] u=(\)
   Fail: (242) [system] u=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1452480)
   Call: (243) [system] peek_char((0x55798e5fad60), _1453414)
   Exit: (243) [system] peek_char((0x55798e5fad60), c)
^  Call: (243) [user] is_delimiter(c)
   Call: (244) [system] char_type(c, space)
   Fail: (244) [system] char_type(c, space)
   Call: (244) [system] arg(_1458134, v('(', ')', end_of_file), c)
   Fail: (244) [system] arg(_1459066, v('(', ')', end_of_file), c)
^  Fail: (243) [user] is_delimiter(c)
   Call: (243) [system] ')'==c
   Fail: (243) [system] ')'==c
   Call: (243) [system] get_char((0x55798e5fad60), c)
   Exit: (243) [system] get_char((0x55798e5fad60), c)
   Call: (243) [system] c=(\)
   Fail: (243) [system] c=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1466416)
   Call: (244) [system] peek_char((0x55798e5fad60), _1467350)
   Exit: (244) [system] peek_char((0x55798e5fad60), t)
^  Call: (244) [user] is_delimiter(t)
   Call: (245) [system] char_type(t, space)
   Fail: (245) [system] char_type(t, space)
   Call: (245) [system] arg(_1472070, v('(', ')', end_of_file), t)
   Fail: (245) [system] arg(_1473002, v('(', ')', end_of_file), t)
^  Fail: (244) [user] is_delimiter(t)
   Call: (244) [system] ')'==t
   Fail: (244) [system] ')'==t
   Call: (244) [system] get_char((0x55798e5fad60), t)
   Exit: (244) [system] get_char((0x55798e5fad60), t)
   Call: (244) [system] t=(\)
   Fail: (244) [system] t=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1480352)
   Call: (245) [system] peek_char((0x55798e5fad60), _1481286)
   Exit: (245) [system] peek_char((0x55798e5fad60), i)
^  Call: (245) [user] is_delimiter(i)
   Call: (246) [system] char_type(i, space)
   Fail: (246) [system] char_type(i, space)
   Call: (246) [system] arg(_1486006, v('(', ')', end_of_file), i)
   Fail: (246) [system] arg(_1486938, v('(', ')', end_of_file), i)
^  Fail: (245) [user] is_delimiter(i)
   Call: (245) [system] ')'==i
   Fail: (245) [system] ')'==i
   Call: (245) [system] get_char((0x55798e5fad60), i)
   Exit: (245) [system] get_char((0x55798e5fad60), i)
   Call: (245) [system] i=(\)
   Fail: (245) [system] i=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _1494288)
   Call: (246) [system] peek_char((0x55798e5fad60), _1495222)
   Exit: (246) [system] peek_char((0x55798e5fad60), o)
^  Call: (246) [user] is_delimiter(o)
   Call: (247) [system] char_type(o, space)
   Fail: (247) [system] char_type(o, space)
   Call: (247) [system] arg(_1499942, v('(', ')', end_of_file), o)
   Fail: (247) [system] arg(_1500874, v('(', ')', end_of_file), o)
^  Fail: (246) [user] is_delimiter(o)
   Call: (246) [system] ')'==o
   Fail: (246) [system] ')'==o
   Call: (246) [system] get_char((0x55798e5fad60), o)
   Exit: (246) [system] get_char((0x55798e5fad60), o)
   Call: (246) [system] o=(\)
   Fail: (246) [system] o=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _1508224)
   Call: (247) [system] peek_char((0x55798e5fad60), _1509158)
   Exit: (247) [system] peek_char((0x55798e5fad60), n)
^  Call: (247) [user] is_delimiter(n)
   Call: (248) [system] char_type(n, space)
   Fail: (248) [system] char_type(n, space)
   Call: (248) [system] arg(_1513878, v('(', ')', end_of_file), n)
   Fail: (248) [system] arg(_1514810, v('(', ')', end_of_file), n)
^  Fail: (247) [user] is_delimiter(n)
   Call: (247) [system] ')'==n
   Fail: (247) [system] ')'==n
   Call: (247) [system] get_char((0x55798e5fad60), n)
   Exit: (247) [system] get_char((0x55798e5fad60), n)
   Call: (247) [system] n=(\)
   Fail: (247) [system] n=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), _1522160)
   Call: (248) [system] peek_char((0x55798e5fad60), _1523094)
   Exit: (248) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (248) [user] is_delimiter(' ')
   Call: (249) [system] char_type(' ', space)
   Exit: (249) [system] char_type(' ', space)
^  Exit: (248) [user] is_delimiter(' ')
   Call: (248) [system] _1522160=[]
   Exit: (248) [system] []=[]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (247) [system] _1508224=[n]
   Exit: (247) [system] [n]=[n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (246) [system] _1494288=[o, n]
   Exit: (246) [system] [o, n]=[o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (245) [system] _1480352=[i, o, n]
   Exit: (245) [system] [i, o, n]=[i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (244) [system] _1466416=[t, i, o, n]
   Exit: (244) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (243) [system] _1452480=[c, t, i, o, n]
   Exit: (243) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (242) [system] _1438544=[u, c, t, i, o, n]
   Exit: (242) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (241) [system] _1424608=[d, u, c, t, i, o, n]
   Exit: (241) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (240) [system] _1410672=[o, d, u, c, t, i, o, n]
   Exit: (240) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (239) [system] _1396736=[r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _1382800=[t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _1368864=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _1354928=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _1340992=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1327056=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1313120=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1299184=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1285248=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1271312=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1257376=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1243440=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1229504=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1215568=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (225) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1181914)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1593872, _1593874), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1181914), _1593848, fail)), '$restore_trace'(_1593872, _1593874))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1593872, _1593874))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1181914), _1593848, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_1181914)
   Fail: (226) [system] atomic(_1181914)
   Call: (226) [system] atom_chars(_1181914, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (226) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (225) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1603248)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1605106)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _1612844)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1615548)
   Exit: (226) [system] peek_char((0x55798e5fad60), a)
   Call: (226) [system] a=(;)
   Fail: (226) [system] a=(;)
^  Call: (226) [user] is_like_space(a)
   Call: (227) [system] char_type(a, 'white')
   Fail: (227) [system] char_type(a, 'white')
   Call: (227) [system] char_type(a, end_of_line)
   Fail: (227) [system] char_type(a, end_of_line)
   Call: (227) [system] char_type(a, space)
   Fail: (227) [system] char_type(a, space)
   Call: (227) [system] char_type(a, cntrl)
   Fail: (227) [system] char_type(a, cntrl)
^  Fail: (226) [user] is_like_space(a)
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1630626)
   Exit: (224) [system] peek_char((0x55798e5fad60), a)
   Call: (224) [system] a=')'
   Fail: (224) [system] a=')'
   Call: (224) [system] a=end_of_file
   Fail: (224) [system] a=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1636196)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1638054)
   Exit: (226) [system] peek_char((0x55798e5fad60), a)
   Call: (226) [system] a=(;)
   Fail: (226) [system] a=(;)
^  Call: (226) [user] is_like_space(a)
   Call: (227) [system] char_type(a, 'white')
   Fail: (227) [system] char_type(a, 'white')
   Call: (227) [system] char_type(a, end_of_line)
   Fail: (227) [system] char_type(a, end_of_line)
   Call: (227) [system] char_type(a, space)
   Fail: (227) [system] char_type(a, space)
   Call: (227) [system] char_type(a, cntrl)
   Fail: (227) [system] char_type(a, cntrl)
^  Fail: (226) [user] is_like_space(a)
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1652208)
   Exit: (225) [system] get_char((0x55798e5fad60), a)
   Call: (225) [system] a='('
   Fail: (225) [system] a='('
   Call: (225) [system] a='['
   Fail: (225) [system] a='['
   Call: (225) [system] a='{'
   Fail: (225) [system] a='{'
   Call: (225) [system] a='"'
   Fail: (225) [system] a='"'
   Call: (225) [system] a=!
   Fail: (225) [system] a=!
   Call: (225) [system] a='\''
   Fail: (225) [system] a='\''
   Call: (225) [system] a='`'
   Fail: (225) [system] a='`'
   Call: (225) [system] a=end_of_file
   Fail: (225) [system] a=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), a, _1636196)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1669850)
   Call: (227) [system] peek_char((0x55798e5fad60), _1670784)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _1669850=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (226) [user] classify_and_convert_charseq(a, [], _1636196)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1680094, _1680096), once(user:catch(read_from_chars([a], _1636196), _1680070, fail)), '$restore_trace'(_1680094, _1680096))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1680094, _1680096))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1680070, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(a)
   Exit: (227) [system] atomic(a)
^  Exit: (226) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1687594)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1689452)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _1697190)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1699894)
   Exit: (227) [system] peek_char((0x55798e5fad60), a)
   Call: (227) [system] a=(;)
   Fail: (227) [system] a=(;)
^  Call: (227) [user] is_like_space(a)
   Call: (228) [system] char_type(a, 'white')
   Fail: (228) [system] char_type(a, 'white')
   Call: (228) [system] char_type(a, end_of_line)
   Fail: (228) [system] char_type(a, end_of_line)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] char_type(a, cntrl)
   Fail: (228) [system] char_type(a, cntrl)
^  Fail: (227) [user] is_like_space(a)
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1714972)
   Exit: (225) [system] peek_char((0x55798e5fad60), a)
   Call: (225) [system] a=')'
   Fail: (225) [system] a=')'
   Call: (225) [system] a=end_of_file
   Fail: (225) [system] a=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1720542)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1722400)
   Exit: (227) [system] peek_char((0x55798e5fad60), a)
   Call: (227) [system] a=(;)
   Fail: (227) [system] a=(;)
^  Call: (227) [user] is_like_space(a)
   Call: (228) [system] char_type(a, 'white')
   Fail: (228) [system] char_type(a, 'white')
   Call: (228) [system] char_type(a, end_of_line)
   Fail: (228) [system] char_type(a, end_of_line)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] char_type(a, cntrl)
   Fail: (228) [system] char_type(a, cntrl)
^  Fail: (227) [user] is_like_space(a)
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1736554)
   Exit: (226) [system] get_char((0x55798e5fad60), a)
   Call: (226) [system] a='('
   Fail: (226) [system] a='('
   Call: (226) [system] a='['
   Fail: (226) [system] a='['
   Call: (226) [system] a='{'
   Fail: (226) [system] a='{'
   Call: (226) [system] a='"'
   Fail: (226) [system] a='"'
   Call: (226) [system] a=!
   Fail: (226) [system] a=!
   Call: (226) [system] a='\''
   Fail: (226) [system] a='\''
   Call: (226) [system] a='`'
   Fail: (226) [system] a='`'
   Call: (226) [system] a=end_of_file
   Fail: (226) [system] a=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), a, _1720542)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1754196)
   Call: (228) [system] peek_char((0x55798e5fad60), _1755130)
   Exit: (228) [system] peek_char((0x55798e5fad60), b)
^  Call: (228) [user] is_delimiter(b)
   Call: (229) [system] char_type(b, space)
   Fail: (229) [system] char_type(b, space)
   Call: (229) [system] arg(_1759850, v('(', ')', end_of_file), b)
   Fail: (229) [system] arg(_1760782, v('(', ')', end_of_file), b)
^  Fail: (228) [user] is_delimiter(b)
   Call: (228) [system] ')'==b
   Fail: (228) [system] ')'==b
   Call: (228) [system] get_char((0x55798e5fad60), b)
   Exit: (228) [system] get_char((0x55798e5fad60), b)
   Call: (228) [system] b=(\)
   Fail: (228) [system] b=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1768132)
   Call: (229) [system] peek_char((0x55798e5fad60), _1769066)
   Exit: (229) [system] peek_char((0x55798e5fad60), c)
^  Call: (229) [user] is_delimiter(c)
   Call: (230) [system] char_type(c, space)
   Fail: (230) [system] char_type(c, space)
   Call: (230) [system] arg(_1773786, v('(', ')', end_of_file), c)
   Fail: (230) [system] arg(_1774718, v('(', ')', end_of_file), c)
^  Fail: (229) [user] is_delimiter(c)
   Call: (229) [system] ')'==c
   Fail: (229) [system] ')'==c
   Call: (229) [system] get_char((0x55798e5fad60), c)
   Exit: (229) [system] get_char((0x55798e5fad60), c)
   Call: (229) [system] c=(\)
   Fail: (229) [system] c=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1782068)
   Call: (230) [system] peek_char((0x55798e5fad60), _1783002)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
^  Call: (230) [user] is_delimiter(')')
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] arg(_1787722, v('(', ')', end_of_file), ')')
   Exit: (231) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (230) [user] is_delimiter(')')
   Call: (230) [system] _1782068=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (229) [system] _1768132=[c]
   Exit: (229) [system] [c]=[c]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (228) [system] _1754196=[b, c]
   Exit: (228) [system] [b, c]=[b, c]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (227) [user] classify_and_convert_charseq(a, [b, c], _1720542)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1799772, _1799774), once(user:catch(read_from_chars([a, b, c], _1720542), _1799748, fail)), '$restore_trace'(_1799772, _1799774))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1799772, _1799774))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1799748, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(abc)
   Exit: (228) [system] atomic(abc)
^  Exit: (227) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1807272)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1809130)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1823284)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55798e5fad60), _1827074)
   Exit: (226) [system] get_char((0x55798e5fad60), ')')
   Call: (226) [system] _1807272=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [])
   Call: (225) [system] _1687594=[abc]
   Exit: (225) [system] [abc]=[abc]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [abc])
   Call: (224) [system] _1603248=[a, abc]
   Exit: (224) [system] [a, abc]=[a, abc]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [a, abc])
   Call: (223) [system] _1140608=['DisjunctionIntroduction', a, abc]
   Exit: (223) [system] ['DisjunctionIntroduction', a, abc]=['DisjunctionIntroduction', a, abc]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, abc])
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, abc])
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1840956)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1842814)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _1850552)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1853256)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1868334)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1873904)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1875762)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1889916)
   Exit: (223) [system] get_char((0x55798e5fad60), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1873904)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1895486)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'O')
   Call: (225) [system] 'O'=(;)
   Fail: (225) [system] 'O'=(;)
^  Call: (225) [user] is_like_space('O')
   Call: (226) [system] char_type('O', 'white')
   Fail: (226) [system] char_type('O', 'white')
   Call: (226) [system] char_type('O', end_of_line)
   Fail: (226) [system] char_type('O', end_of_line)
   Call: (226) [system] char_type('O', space)
   Fail: (226) [system] char_type('O', space)
   Call: (226) [system] char_type('O', cntrl)
   Fail: (226) [system] char_type('O', cntrl)
^  Fail: (225) [user] is_like_space('O')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1909640)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'O')
   Call: (224) [system] 'O'=')'
   Fail: (224) [system] 'O'=')'
   Call: (224) [system] 'O'=end_of_file
   Fail: (224) [system] 'O'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1915210)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1917068)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'O')
   Call: (226) [system] 'O'=(;)
   Fail: (226) [system] 'O'=(;)
^  Call: (226) [user] is_like_space('O')
   Call: (227) [system] char_type('O', 'white')
   Fail: (227) [system] char_type('O', 'white')
   Call: (227) [system] char_type('O', end_of_line)
   Fail: (227) [system] char_type('O', end_of_line)
   Call: (227) [system] char_type('O', space)
   Fail: (227) [system] char_type('O', space)
   Call: (227) [system] char_type('O', cntrl)
   Fail: (227) [system] char_type('O', cntrl)
^  Fail: (226) [user] is_like_space('O')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1931222)
   Exit: (225) [system] get_char((0x55798e5fad60), 'O')
   Call: (225) [system] 'O'='('
   Fail: (225) [system] 'O'='('
   Call: (225) [system] 'O'='['
   Fail: (225) [system] 'O'='['
   Call: (225) [system] 'O'='{'
   Fail: (225) [system] 'O'='{'
   Call: (225) [system] 'O'='"'
   Fail: (225) [system] 'O'='"'
   Call: (225) [system] 'O'=!
   Fail: (225) [system] 'O'=!
   Call: (225) [system] 'O'='\''
   Fail: (225) [system] 'O'='\''
   Call: (225) [system] 'O'='`'
   Fail: (225) [system] 'O'='`'
   Call: (225) [system] 'O'=end_of_file
   Fail: (225) [system] 'O'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1915210)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1948864)
   Call: (227) [system] peek_char((0x55798e5fad60), _1949798)
   Exit: (227) [system] peek_char((0x55798e5fad60), r)
^  Call: (227) [user] is_delimiter(r)
   Call: (228) [system] char_type(r, space)
   Fail: (228) [system] char_type(r, space)
   Call: (228) [system] arg(_1954518, v('(', ')', end_of_file), r)
   Fail: (228) [system] arg(_1955450, v('(', ')', end_of_file), r)
^  Fail: (227) [user] is_delimiter(r)
   Call: (227) [system] ')'==r
   Fail: (227) [system] ')'==r
   Call: (227) [system] get_char((0x55798e5fad60), r)
   Exit: (227) [system] get_char((0x55798e5fad60), r)
   Call: (227) [system] r=(\)
   Fail: (227) [system] r=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1962800)
   Call: (228) [system] peek_char((0x55798e5fad60), _1963734)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (228) [user] is_delimiter('L')
   Call: (229) [system] char_type('L', space)
   Fail: (229) [system] char_type('L', space)
   Call: (229) [system] arg(_1968454, v('(', ')', end_of_file), 'L')
   Fail: (229) [system] arg(_1969386, v('(', ')', end_of_file), 'L')
^  Fail: (228) [user] is_delimiter('L')
   Call: (228) [system] ')'=='L'
   Fail: (228) [system] ')'=='L'
   Call: (228) [system] get_char((0x55798e5fad60), 'L')
   Exit: (228) [system] get_char((0x55798e5fad60), 'L')
   Call: (228) [system] 'L'=(\)
   Fail: (228) [system] 'L'=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1976736)
   Call: (229) [system] peek_char((0x55798e5fad60), _1977670)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1982390, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1983322, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1990672)
   Call: (230) [system] peek_char((0x55798e5fad60), _1991606)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_1996326, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_1997258, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _2004608)
   Call: (231) [system] peek_char((0x55798e5fad60), _2005542)
   Exit: (231) [system] peek_char((0x55798e5fad60), k)
^  Call: (231) [user] is_delimiter(k)
   Call: (232) [system] char_type(k, space)
   Fail: (232) [system] char_type(k, space)
   Call: (232) [system] arg(_2010262, v('(', ')', end_of_file), k)
   Fail: (232) [system] arg(_2011194, v('(', ')', end_of_file), k)
^  Fail: (231) [user] is_delimiter(k)
   Call: (231) [system] ')'==k
   Fail: (231) [system] ')'==k
   Call: (231) [system] get_char((0x55798e5fad60), k)
   Exit: (231) [system] get_char((0x55798e5fad60), k)
   Call: (231) [system] k=(\)
   Fail: (231) [system] k=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _2018544)
   Call: (232) [system] peek_char((0x55798e5fad60), _2019478)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _2018544=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (231) [system] _2004608=[k]
   Exit: (231) [system] [k]=[k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (230) [system] _1990672=[n, k]
   Exit: (230) [system] [n, k]=[n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (229) [system] _1976736=[i, n, k]
   Exit: (229) [system] [i, n, k]=[i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (228) [system] _1962800=['L', i, n, k]
   Exit: (228) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (227) [system] _1948864=[r, 'L', i, n, k]
   Exit: (227) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (226) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1915210)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_2042758, _2042760), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1915210), _2042734, fail)), '$restore_trace'(_2042758, _2042760))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_2042758, _2042760))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1915210), _2042734, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1915210)
   Fail: (227) [system] atomic(_1915210)
   Call: (227) [system] atom_chars(_1915210, ['O', r, 'L', i, n, k])
   Exit: (227) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (226) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _2052134)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _2053992)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _2061730)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _2064434)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'=(;)
   Fail: (227) [system] 'A'=(;)
^  Call: (227) [user] is_like_space('A')
   Call: (228) [system] char_type('A', 'white')
   Fail: (228) [system] char_type('A', 'white')
   Call: (228) [system] char_type('A', end_of_line)
   Fail: (228) [system] char_type('A', end_of_line)
   Call: (228) [system] char_type('A', space)
   Fail: (228) [system] char_type('A', space)
   Call: (228) [system] char_type('A', cntrl)
   Fail: (228) [system] char_type('A', cntrl)
^  Fail: (227) [user] is_like_space('A')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _2079512)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=')'
   Fail: (225) [system] 'A'=')'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _2085082)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _2086940)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'=(;)
   Fail: (227) [system] 'A'=(;)
^  Call: (227) [user] is_like_space('A')
   Call: (228) [system] char_type('A', 'white')
   Fail: (228) [system] char_type('A', 'white')
   Call: (228) [system] char_type('A', end_of_line)
   Fail: (228) [system] char_type('A', end_of_line)
   Call: (228) [system] char_type('A', space)
   Fail: (228) [system] char_type('A', space)
   Call: (228) [system] char_type('A', cntrl)
   Fail: (228) [system] char_type('A', cntrl)
^  Fail: (227) [user] is_like_space('A')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _10424)
   Exit: (226) [system] get_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'='('
   Fail: (226) [system] 'A'='('
   Call: (226) [system] 'A'='['
   Fail: (226) [system] 'A'='['
   Call: (226) [system] 'A'='{'
   Fail: (226) [system] 'A'='{'
   Call: (226) [system] 'A'='"'
   Fail: (226) [system] 'A'='"'
   Call: (226) [system] 'A'=!
   Fail: (226) [system] 'A'=!
   Call: (226) [system] 'A'='\''
   Fail: (226) [system] 'A'='\''
   Call: (226) [system] 'A'='`'
   Fail: (226) [system] 'A'='`'
   Call: (226) [system] 'A'=end_of_file
   Fail: (226) [system] 'A'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'A', _6118)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _28066)
   Call: (228) [system] peek_char((0x55798e5fad60), _29000)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _28066=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (227) [user] classify_and_convert_charseq('A', [], _6118)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_38310, _38312), once(user:catch(read_from_chars(['A'], _6118), _38286, fail)), '$restore_trace'(_38310, _38312))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_38310, _38312))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _6118), _38286, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_6118)
   Fail: (228) [system] atomic(_6118)
   Call: (228) [system] atom_chars(_6118, ['A'])
   Exit: (228) [system] atom_chars('A', ['A'])
^  Exit: (227) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _47686)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _49544)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _57282)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _59986)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _75064)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=')'
   Fail: (226) [system] '('=')'
   Call: (226) [system] '('=end_of_file
   Fail: (226) [system] '('=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _80634)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _82492)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _96646)
   Exit: (227) [system] get_char((0x55798e5fad60), '(')
   Call: (227) [system] '('='('
   Exit: (227) [system] '('='('
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _80634)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _102216)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'I')
   Call: (229) [system] 'I'=(;)
   Fail: (229) [system] 'I'=(;)
^  Call: (229) [user] is_like_space('I')
   Call: (230) [system] char_type('I', 'white')
   Fail: (230) [system] char_type('I', 'white')
   Call: (230) [system] char_type('I', end_of_line)
   Fail: (230) [system] char_type('I', end_of_line)
   Call: (230) [system] char_type('I', space)
   Fail: (230) [system] char_type('I', space)
   Call: (230) [system] char_type('I', cntrl)
   Fail: (230) [system] char_type('I', cntrl)
^  Fail: (229) [user] is_like_space('I')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _116370)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'I')
   Call: (228) [system] 'I'=')'
   Fail: (228) [system] 'I'=')'
   Call: (228) [system] 'I'=end_of_file
   Fail: (228) [system] 'I'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _121940)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _123798)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'I')
   Call: (230) [system] 'I'=(;)
   Fail: (230) [system] 'I'=(;)
^  Call: (230) [user] is_like_space('I')
   Call: (231) [system] char_type('I', 'white')
   Fail: (231) [system] char_type('I', 'white')
   Call: (231) [system] char_type('I', end_of_line)
   Fail: (231) [system] char_type('I', end_of_line)
   Call: (231) [system] char_type('I', space)
   Fail: (231) [system] char_type('I', space)
   Call: (231) [system] char_type('I', cntrl)
   Fail: (231) [system] char_type('I', cntrl)
^  Fail: (230) [user] is_like_space('I')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _137952)
   Exit: (229) [system] get_char((0x55798e5fad60), 'I')
   Call: (229) [system] 'I'='('
   Fail: (229) [system] 'I'='('
   Call: (229) [system] 'I'='['
   Fail: (229) [system] 'I'='['
   Call: (229) [system] 'I'='{'
   Fail: (229) [system] 'I'='{'
   Call: (229) [system] 'I'='"'
   Fail: (229) [system] 'I'='"'
   Call: (229) [system] 'I'=!
   Fail: (229) [system] 'I'=!
   Call: (229) [system] 'I'='\''
   Fail: (229) [system] 'I'='\''
   Call: (229) [system] 'I'='`'
   Fail: (229) [system] 'I'='`'
   Call: (229) [system] 'I'=end_of_file
   Fail: (229) [system] 'I'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'I', _121940)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _155594)
   Call: (231) [system] peek_char((0x55798e5fad60), _156528)
   Exit: (231) [system] peek_char((0x55798e5fad60), m)
^  Call: (231) [user] is_delimiter(m)
   Call: (232) [system] char_type(m, space)
   Fail: (232) [system] char_type(m, space)
   Call: (232) [system] arg(_161248, v('(', ')', end_of_file), m)
   Fail: (232) [system] arg(_162180, v('(', ')', end_of_file), m)
^  Fail: (231) [user] is_delimiter(m)
   Call: (231) [system] ')'==m
   Fail: (231) [system] ')'==m
   Call: (231) [system] get_char((0x55798e5fad60), m)
   Exit: (231) [system] get_char((0x55798e5fad60), m)
   Call: (231) [system] m=(\)
   Fail: (231) [system] m=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _169530)
   Call: (232) [system] peek_char((0x55798e5fad60), _170464)
   Exit: (232) [system] peek_char((0x55798e5fad60), p)
^  Call: (232) [user] is_delimiter(p)
   Call: (233) [system] char_type(p, space)
   Fail: (233) [system] char_type(p, space)
   Call: (233) [system] arg(_175184, v('(', ')', end_of_file), p)
   Fail: (233) [system] arg(_176116, v('(', ')', end_of_file), p)
^  Fail: (232) [user] is_delimiter(p)
   Call: (232) [system] ')'==p
   Fail: (232) [system] ')'==p
   Call: (232) [system] get_char((0x55798e5fad60), p)
   Exit: (232) [system] get_char((0x55798e5fad60), p)
   Call: (232) [system] p=(\)
   Fail: (232) [system] p=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _183466)
   Call: (233) [system] peek_char((0x55798e5fad60), _184400)
   Exit: (233) [system] peek_char((0x55798e5fad60), l)
^  Call: (233) [user] is_delimiter(l)
   Call: (234) [system] char_type(l, space)
   Fail: (234) [system] char_type(l, space)
   Call: (234) [system] arg(_189120, v('(', ')', end_of_file), l)
   Fail: (234) [system] arg(_190052, v('(', ')', end_of_file), l)
^  Fail: (233) [user] is_delimiter(l)
   Call: (233) [system] ')'==l
   Fail: (233) [system] ')'==l
   Call: (233) [system] get_char((0x55798e5fad60), l)
   Exit: (233) [system] get_char((0x55798e5fad60), l)
   Call: (233) [system] l=(\)
   Fail: (233) [system] l=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _197402)
   Call: (234) [system] peek_char((0x55798e5fad60), _198336)
   Exit: (234) [system] peek_char((0x55798e5fad60), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_203056, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_203988, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55798e5fad60), i)
   Exit: (234) [system] get_char((0x55798e5fad60), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _211338)
   Call: (235) [system] peek_char((0x55798e5fad60), _212272)
   Exit: (235) [system] peek_char((0x55798e5fad60), c)
^  Call: (235) [user] is_delimiter(c)
   Call: (236) [system] char_type(c, space)
   Fail: (236) [system] char_type(c, space)
   Call: (236) [system] arg(_216992, v('(', ')', end_of_file), c)
   Fail: (236) [system] arg(_217924, v('(', ')', end_of_file), c)
^  Fail: (235) [user] is_delimiter(c)
   Call: (235) [system] ')'==c
   Fail: (235) [system] ')'==c
   Call: (235) [system] get_char((0x55798e5fad60), c)
   Exit: (235) [system] get_char((0x55798e5fad60), c)
   Call: (235) [system] c=(\)
   Fail: (235) [system] c=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _225274)
   Call: (236) [system] peek_char((0x55798e5fad60), _226208)
   Exit: (236) [system] peek_char((0x55798e5fad60), a)
^  Call: (236) [user] is_delimiter(a)
   Call: (237) [system] char_type(a, space)
   Fail: (237) [system] char_type(a, space)
   Call: (237) [system] arg(_230928, v('(', ')', end_of_file), a)
   Fail: (237) [system] arg(_231860, v('(', ')', end_of_file), a)
^  Fail: (236) [user] is_delimiter(a)
   Call: (236) [system] ')'==a
   Fail: (236) [system] ')'==a
   Call: (236) [system] get_char((0x55798e5fad60), a)
   Exit: (236) [system] get_char((0x55798e5fad60), a)
   Call: (236) [system] a=(\)
   Fail: (236) [system] a=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _239210)
   Call: (237) [system] peek_char((0x55798e5fad60), _240144)
   Exit: (237) [system] peek_char((0x55798e5fad60), t)
^  Call: (237) [user] is_delimiter(t)
   Call: (238) [system] char_type(t, space)
   Fail: (238) [system] char_type(t, space)
   Call: (238) [system] arg(_244864, v('(', ')', end_of_file), t)
   Fail: (238) [system] arg(_245796, v('(', ')', end_of_file), t)
^  Fail: (237) [user] is_delimiter(t)
   Call: (237) [system] ')'==t
   Fail: (237) [system] ')'==t
   Call: (237) [system] get_char((0x55798e5fad60), t)
   Exit: (237) [system] get_char((0x55798e5fad60), t)
   Call: (237) [system] t=(\)
   Fail: (237) [system] t=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _253146)
   Call: (238) [system] peek_char((0x55798e5fad60), _254080)
   Exit: (238) [system] peek_char((0x55798e5fad60), i)
^  Call: (238) [user] is_delimiter(i)
   Call: (239) [system] char_type(i, space)
   Fail: (239) [system] char_type(i, space)
   Call: (239) [system] arg(_258800, v('(', ')', end_of_file), i)
   Fail: (239) [system] arg(_259732, v('(', ')', end_of_file), i)
^  Fail: (238) [user] is_delimiter(i)
   Call: (238) [system] ')'==i
   Fail: (238) [system] ')'==i
   Call: (238) [system] get_char((0x55798e5fad60), i)
   Exit: (238) [system] get_char((0x55798e5fad60), i)
   Call: (238) [system] i=(\)
   Fail: (238) [system] i=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _267082)
   Call: (239) [system] peek_char((0x55798e5fad60), _268016)
   Exit: (239) [system] peek_char((0x55798e5fad60), o)
^  Call: (239) [user] is_delimiter(o)
   Call: (240) [system] char_type(o, space)
   Fail: (240) [system] char_type(o, space)
   Call: (240) [system] arg(_272736, v('(', ')', end_of_file), o)
   Fail: (240) [system] arg(_273668, v('(', ')', end_of_file), o)
^  Fail: (239) [user] is_delimiter(o)
   Call: (239) [system] ')'==o
   Fail: (239) [system] ')'==o
   Call: (239) [system] get_char((0x55798e5fad60), o)
   Exit: (239) [system] get_char((0x55798e5fad60), o)
   Call: (239) [system] o=(\)
   Fail: (239) [system] o=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _281018)
   Call: (240) [system] peek_char((0x55798e5fad60), _281952)
   Exit: (240) [system] peek_char((0x55798e5fad60), n)
^  Call: (240) [user] is_delimiter(n)
   Call: (241) [system] char_type(n, space)
   Fail: (241) [system] char_type(n, space)
   Call: (241) [system] arg(_286672, v('(', ')', end_of_file), n)
   Fail: (241) [system] arg(_287604, v('(', ')', end_of_file), n)
^  Fail: (240) [user] is_delimiter(n)
   Call: (240) [system] ')'==n
   Fail: (240) [system] ')'==n
   Call: (240) [system] get_char((0x55798e5fad60), n)
   Exit: (240) [system] get_char((0x55798e5fad60), n)
   Call: (240) [system] n=(\)
   Fail: (240) [system] n=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _294954)
   Call: (241) [system] peek_char((0x55798e5fad60), _295888)
   Exit: (241) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (241) [user] is_delimiter(' ')
   Call: (242) [system] char_type(' ', space)
   Exit: (242) [system] char_type(' ', space)
^  Exit: (241) [user] is_delimiter(' ')
   Call: (241) [system] _294954=[]
   Exit: (241) [system] []=[]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (240) [system] _281018=[n]
   Exit: (240) [system] [n]=[n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (239) [system] _267082=[o, n]
   Exit: (239) [system] [o, n]=[o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (238) [system] _253146=[i, o, n]
   Exit: (238) [system] [i, o, n]=[i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (237) [system] _239210=[t, i, o, n]
   Exit: (237) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (236) [system] _225274=[a, t, i, o, n]
   Exit: (236) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (235) [system] _211338=[c, a, t, i, o, n]
   Exit: (235) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (234) [system] _197402=[i, c, a, t, i, o, n]
   Exit: (234) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (233) [system] _183466=[l, i, c, a, t, i, o, n]
   Exit: (233) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (232) [system] _169530=[p, l, i, c, a, t, i, o, n]
   Exit: (232) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (231) [system] _155594=[m, p, l, i, c, a, t, i, o, n]
   Exit: (231) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (230) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _121940)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_333138, _333140), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _121940), _333114, fail)), '$restore_trace'(_333138, _333140))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_333138, _333140))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _121940), _333114, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_121940)
   Fail: (231) [system] atomic(_121940)
   Call: (231) [system] atom_chars(_121940, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (231) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (230) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _342514)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _344372)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _352110)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _354814)
   Exit: (231) [system] peek_char((0x55798e5fad60), '(')
   Call: (231) [system] '('=(;)
   Fail: (231) [system] '('=(;)
^  Call: (231) [user] is_like_space('(')
   Call: (232) [system] char_type('(', 'white')
   Fail: (232) [system] char_type('(', 'white')
   Call: (232) [system] char_type('(', end_of_line)
   Fail: (232) [system] char_type('(', end_of_line)
   Call: (232) [system] char_type('(', space)
   Fail: (232) [system] char_type('(', space)
   Call: (232) [system] char_type('(', cntrl)
   Fail: (232) [system] char_type('(', cntrl)
^  Fail: (231) [user] is_like_space('(')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _369892)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=')'
   Fail: (229) [system] '('=')'
   Call: (229) [system] '('=end_of_file
   Fail: (229) [system] '('=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _375462)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _377320)
   Exit: (231) [system] peek_char((0x55798e5fad60), '(')
   Call: (231) [system] '('=(;)
   Fail: (231) [system] '('=(;)
^  Call: (231) [user] is_like_space('(')
   Call: (232) [system] char_type('(', 'white')
   Fail: (232) [system] char_type('(', 'white')
   Call: (232) [system] char_type('(', end_of_line)
   Fail: (232) [system] char_type('(', end_of_line)
   Call: (232) [system] char_type('(', space)
   Fail: (232) [system] char_type('(', space)
   Call: (232) [system] char_type('(', cntrl)
   Fail: (232) [system] char_type('(', cntrl)
^  Fail: (231) [user] is_like_space('(')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _391474)
   Exit: (230) [system] get_char((0x55798e5fad60), '(')
   Call: (230) [system] '('='('
   Exit: (230) [system] '('='('
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _375462)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _397044)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'A')
   Call: (232) [system] 'A'=(;)
   Fail: (232) [system] 'A'=(;)
^  Call: (232) [user] is_like_space('A')
   Call: (233) [system] char_type('A', 'white')
   Fail: (233) [system] char_type('A', 'white')
   Call: (233) [system] char_type('A', end_of_line)
   Fail: (233) [system] char_type('A', end_of_line)
   Call: (233) [system] char_type('A', space)
   Fail: (233) [system] char_type('A', space)
   Call: (233) [system] char_type('A', cntrl)
   Fail: (233) [system] char_type('A', cntrl)
^  Fail: (232) [user] is_like_space('A')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _411198)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'A')
   Call: (231) [system] 'A'=')'
   Fail: (231) [system] 'A'=')'
   Call: (231) [system] 'A'=end_of_file
   Fail: (231) [system] 'A'=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55798e5fad60), _416768)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _418626)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'A')
   Call: (233) [system] 'A'=(;)
   Fail: (233) [system] 'A'=(;)
^  Call: (233) [user] is_like_space('A')
   Call: (234) [system] char_type('A', 'white')
   Fail: (234) [system] char_type('A', 'white')
   Call: (234) [system] char_type('A', end_of_line)
   Fail: (234) [system] char_type('A', end_of_line)
   Call: (234) [system] char_type('A', space)
   Fail: (234) [system] char_type('A', space)
   Call: (234) [system] char_type('A', cntrl)
   Fail: (234) [system] char_type('A', cntrl)
^  Fail: (233) [user] is_like_space('A')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] get_char((0x55798e5fad60), _432780)
   Exit: (232) [system] get_char((0x55798e5fad60), 'A')
   Call: (232) [system] 'A'='('
   Fail: (232) [system] 'A'='('
   Call: (232) [system] 'A'='['
   Fail: (232) [system] 'A'='['
   Call: (232) [system] 'A'='{'
   Fail: (232) [system] 'A'='{'
   Call: (232) [system] 'A'='"'
   Fail: (232) [system] 'A'='"'
   Call: (232) [system] 'A'=!
   Fail: (232) [system] 'A'=!
   Call: (232) [system] 'A'='\''
   Fail: (232) [system] 'A'='\''
   Call: (232) [system] 'A'='`'
   Fail: (232) [system] 'A'='`'
   Call: (232) [system] 'A'=end_of_file
   Fail: (232) [system] 'A'=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55798e5fad60), 'A', _416768)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _450422)
   Call: (234) [system] peek_char((0x55798e5fad60), _451356)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_456076, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_457008, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _464358)
   Call: (235) [system] peek_char((0x55798e5fad60), _465292)
   Exit: (235) [system] peek_char((0x55798e5fad60), d)
^  Call: (235) [user] is_delimiter(d)
   Call: (236) [system] char_type(d, space)
   Fail: (236) [system] char_type(d, space)
   Call: (236) [system] arg(_470012, v('(', ')', end_of_file), d)
   Fail: (236) [system] arg(_470944, v('(', ')', end_of_file), d)
^  Fail: (235) [user] is_delimiter(d)
   Call: (235) [system] ')'==d
   Fail: (235) [system] ')'==d
   Call: (235) [system] get_char((0x55798e5fad60), d)
   Exit: (235) [system] get_char((0x55798e5fad60), d)
   Call: (235) [system] d=(\)
   Fail: (235) [system] d=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _478294)
   Call: (236) [system] peek_char((0x55798e5fad60), _479228)
   Exit: (236) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (236) [user] is_delimiter('L')
   Call: (237) [system] char_type('L', space)
   Fail: (237) [system] char_type('L', space)
   Call: (237) [system] arg(_483948, v('(', ')', end_of_file), 'L')
   Fail: (237) [system] arg(_484880, v('(', ')', end_of_file), 'L')
^  Fail: (236) [user] is_delimiter('L')
   Call: (236) [system] ')'=='L'
   Fail: (236) [system] ')'=='L'
   Call: (236) [system] get_char((0x55798e5fad60), 'L')
   Exit: (236) [system] get_char((0x55798e5fad60), 'L')
   Call: (236) [system] 'L'=(\)
   Fail: (236) [system] 'L'=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _492230)
   Call: (237) [system] peek_char((0x55798e5fad60), _493164)
   Exit: (237) [system] peek_char((0x55798e5fad60), i)
^  Call: (237) [user] is_delimiter(i)
   Call: (238) [system] char_type(i, space)
   Fail: (238) [system] char_type(i, space)
   Call: (238) [system] arg(_497884, v('(', ')', end_of_file), i)
   Fail: (238) [system] arg(_498816, v('(', ')', end_of_file), i)
^  Fail: (237) [user] is_delimiter(i)
   Call: (237) [system] ')'==i
   Fail: (237) [system] ')'==i
   Call: (237) [system] get_char((0x55798e5fad60), i)
   Exit: (237) [system] get_char((0x55798e5fad60), i)
   Call: (237) [system] i=(\)
   Fail: (237) [system] i=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _506166)
   Call: (238) [system] peek_char((0x55798e5fad60), _507100)
   Exit: (238) [system] peek_char((0x55798e5fad60), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_511820, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_512752, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55798e5fad60), n)
   Exit: (238) [system] get_char((0x55798e5fad60), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _520102)
   Call: (239) [system] peek_char((0x55798e5fad60), _521036)
   Exit: (239) [system] peek_char((0x55798e5fad60), k)
^  Call: (239) [user] is_delimiter(k)
   Call: (240) [system] char_type(k, space)
   Fail: (240) [system] char_type(k, space)
   Call: (240) [system] arg(_525756, v('(', ')', end_of_file), k)
   Fail: (240) [system] arg(_526688, v('(', ')', end_of_file), k)
^  Fail: (239) [user] is_delimiter(k)
   Call: (239) [system] ')'==k
   Fail: (239) [system] ')'==k
   Call: (239) [system] get_char((0x55798e5fad60), k)
   Exit: (239) [system] get_char((0x55798e5fad60), k)
   Call: (239) [system] k=(\)
   Fail: (239) [system] k=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _534038)
   Call: (240) [system] peek_char((0x55798e5fad60), _534972)
   Exit: (240) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (240) [user] is_delimiter(' ')
   Call: (241) [system] char_type(' ', space)
   Exit: (241) [system] char_type(' ', space)
^  Exit: (240) [user] is_delimiter(' ')
   Call: (240) [system] _534038=[]
   Exit: (240) [system] []=[]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (239) [system] _520102=[k]
   Exit: (239) [system] [k]=[k]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (238) [system] _506166=[n, k]
   Exit: (238) [system] [n, k]=[n, k]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (237) [system] _492230=[i, n, k]
   Exit: (237) [system] [i, n, k]=[i, n, k]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (236) [system] _478294=['L', i, n, k]
   Exit: (236) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (235) [system] _464358=[d, 'L', i, n, k]
   Exit: (235) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (234) [system] _450422=[n, d, 'L', i, n, k]
   Exit: (234) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (233) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _416768)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_561046, _561048), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _416768), _561022, fail)), '$restore_trace'(_561046, _561048))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_561046, _561048))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _416768), _561022, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(_416768)
   Fail: (234) [system] atomic(_416768)
   Call: (234) [system] atom_chars(_416768, ['A', n, d, 'L', i, n, k])
   Exit: (234) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (233) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (232) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (231) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _570422)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _572280)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
   Call: (233) [system] ' '=(;)
   Fail: (233) [system] ' '=(;)
^  Call: (233) [user] is_like_space(' ')
   Call: (234) [system] char_type(' ', 'white')
   Exit: (234) [system] char_type(' ', 'white')
^  Exit: (233) [user] is_like_space(' ')
   Call: (233) [system] get_char((0x55798e5fad60), _580018)
   Exit: (233) [system] get_char((0x55798e5fad60), ' ')
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _582722)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'A')
   Call: (234) [system] 'A'=(;)
   Fail: (234) [system] 'A'=(;)
^  Call: (234) [user] is_like_space('A')
   Call: (235) [system] char_type('A', 'white')
   Fail: (235) [system] char_type('A', 'white')
   Call: (235) [system] char_type('A', end_of_line)
   Fail: (235) [system] char_type('A', end_of_line)
   Call: (235) [system] char_type('A', space)
   Fail: (235) [system] char_type('A', space)
   Call: (235) [system] char_type('A', cntrl)
   Fail: (235) [system] char_type('A', cntrl)
^  Fail: (234) [user] is_like_space('A')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _597800)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'A')
   Call: (232) [system] 'A'=')'
   Fail: (232) [system] 'A'=')'
   Call: (232) [system] 'A'=end_of_file
   Fail: (232) [system] 'A'=end_of_file
^  Call: (232) [user] cont_sexpr(')', (0x55798e5fad60), _603370)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _605228)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'A')
   Call: (234) [system] 'A'=(;)
   Fail: (234) [system] 'A'=(;)
^  Call: (234) [user] is_like_space('A')
   Call: (235) [system] char_type('A', 'white')
   Fail: (235) [system] char_type('A', 'white')
   Call: (235) [system] char_type('A', end_of_line)
   Fail: (235) [system] char_type('A', end_of_line)
   Call: (235) [system] char_type('A', space)
   Fail: (235) [system] char_type('A', space)
   Call: (235) [system] char_type('A', cntrl)
   Fail: (235) [system] char_type('A', cntrl)
^  Fail: (234) [user] is_like_space('A')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] get_char((0x55798e5fad60), _619382)
   Exit: (233) [system] get_char((0x55798e5fad60), 'A')
   Call: (233) [system] 'A'='('
   Fail: (233) [system] 'A'='('
   Call: (233) [system] 'A'='['
   Fail: (233) [system] 'A'='['
   Call: (233) [system] 'A'='{'
   Fail: (233) [system] 'A'='{'
   Call: (233) [system] 'A'='"'
   Fail: (233) [system] 'A'='"'
   Call: (233) [system] 'A'=!
   Fail: (233) [system] 'A'=!
   Call: (233) [system] 'A'='\''
   Fail: (233) [system] 'A'='\''
   Call: (233) [system] 'A'='`'
   Fail: (233) [system] 'A'='`'
   Call: (233) [system] 'A'=end_of_file
   Fail: (233) [system] 'A'=end_of_file
^  Call: (233) [user] read_symbolic(')', (0x55798e5fad60), 'A', _603370)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _637024)
   Call: (235) [system] peek_char((0x55798e5fad60), _637958)
   Exit: (235) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _637024=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (234) [user] classify_and_convert_charseq('A', [], _603370)
^  Call: (236) [system] setup_call_cleanup('$notrace'(_647268, _647270), once(user:catch(read_from_chars(['A'], _603370), _647244, fail)), '$restore_trace'(_647268, _647270))
^  Call: (237) [system] sig_atomic(system:'$notrace'(_647268, _647270))
^  Exit: (236) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _603370), _647244, fail)), system:'$restore_trace'(3, -1))
   Call: (235) [system] atomic(_603370)
   Fail: (235) [system] atomic(_603370)
   Call: (235) [system] atom_chars(_603370, ['A'])
   Exit: (235) [system] atom_chars('A', ['A'])
^  Exit: (234) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (233) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (232) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (232) [user] read_list(')', (0x55798e5fad60), _656644)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _658502)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
   Call: (234) [system] ' '=(;)
   Fail: (234) [system] ' '=(;)
^  Call: (234) [user] is_like_space(' ')
   Call: (235) [system] char_type(' ', 'white')
   Exit: (235) [system] char_type(' ', 'white')
^  Exit: (234) [user] is_like_space(' ')
   Call: (234) [system] get_char((0x55798e5fad60), _666240)
   Exit: (234) [system] get_char((0x55798e5fad60), ' ')
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _668944)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'B')
   Call: (235) [system] 'B'=(;)
   Fail: (235) [system] 'B'=(;)
^  Call: (235) [user] is_like_space('B')
   Call: (236) [system] char_type('B', 'white')
   Fail: (236) [system] char_type('B', 'white')
   Call: (236) [system] char_type('B', end_of_line)
   Fail: (236) [system] char_type('B', end_of_line)
   Call: (236) [system] char_type('B', space)
   Fail: (236) [system] char_type('B', space)
   Call: (236) [system] char_type('B', cntrl)
   Fail: (236) [system] char_type('B', cntrl)
^  Fail: (235) [user] is_like_space('B')
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _684022)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'B')
   Call: (233) [system] 'B'=')'
   Fail: (233) [system] 'B'=')'
   Call: (233) [system] 'B'=end_of_file
   Fail: (233) [system] 'B'=end_of_file
^  Call: (233) [user] cont_sexpr(')', (0x55798e5fad60), _689592)
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _691450)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'B')
   Call: (235) [system] 'B'=(;)
   Fail: (235) [system] 'B'=(;)
^  Call: (235) [user] is_like_space('B')
   Call: (236) [system] char_type('B', 'white')
   Fail: (236) [system] char_type('B', 'white')
   Call: (236) [system] char_type('B', end_of_line)
   Fail: (236) [system] char_type('B', end_of_line)
   Call: (236) [system] char_type('B', space)
   Fail: (236) [system] char_type('B', space)
   Call: (236) [system] char_type('B', cntrl)
   Fail: (236) [system] char_type('B', cntrl)
^  Fail: (235) [user] is_like_space('B')
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] get_char((0x55798e5fad60), _705604)
   Exit: (234) [system] get_char((0x55798e5fad60), 'B')
   Call: (234) [system] 'B'='('
   Fail: (234) [system] 'B'='('
   Call: (234) [system] 'B'='['
   Fail: (234) [system] 'B'='['
   Call: (234) [system] 'B'='{'
   Fail: (234) [system] 'B'='{'
   Call: (234) [system] 'B'='"'
   Fail: (234) [system] 'B'='"'
   Call: (234) [system] 'B'=!
   Fail: (234) [system] 'B'=!
   Call: (234) [system] 'B'='\''
   Fail: (234) [system] 'B'='\''
   Call: (234) [system] 'B'='`'
   Fail: (234) [system] 'B'='`'
   Call: (234) [system] 'B'=end_of_file
   Fail: (234) [system] 'B'=end_of_file
^  Call: (234) [user] read_symbolic(')', (0x55798e5fad60), 'B', _689592)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _723246)
   Call: (236) [system] peek_char((0x55798e5fad60), _724180)
   Exit: (236) [system] peek_char((0x55798e5fad60), ')')
^  Call: (236) [user] is_delimiter(')')
   Call: (237) [system] char_type(')', space)
   Fail: (237) [system] char_type(')', space)
   Call: (237) [system] arg(_728900, v('(', ')', end_of_file), ')')
   Exit: (237) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (236) [user] is_delimiter(')')
   Call: (236) [system] _723246=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (235) [user] classify_and_convert_charseq('B', [], _689592)
^  Call: (237) [system] setup_call_cleanup('$notrace'(_735362, _735364), once(user:catch(read_from_chars(['B'], _689592), _735338, fail)), '$restore_trace'(_735362, _735364))
^  Call: (238) [system] sig_atomic(system:'$notrace'(_735362, _735364))
^  Exit: (237) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _689592), _735338, fail)), system:'$restore_trace'(3, -1))
   Call: (236) [system] atomic(_689592)
   Fail: (236) [system] atomic(_689592)
   Call: (236) [system] atom_chars(_689592, ['B'])
   Exit: (236) [system] atom_chars('B', ['B'])
^  Exit: (235) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (234) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (233) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (233) [user] read_list(')', (0x55798e5fad60), _744738)
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _746596)
   Exit: (235) [system] peek_char((0x55798e5fad60), ')')
   Call: (235) [system] ')'=(;)
   Fail: (235) [system] ')'=(;)
^  Call: (235) [user] is_like_space(')')
   Call: (236) [system] char_type(')', 'white')
   Fail: (236) [system] char_type(')', 'white')
   Call: (236) [system] char_type(')', end_of_line)
   Fail: (236) [system] char_type(')', end_of_line)
   Call: (236) [system] char_type(')', space)
   Fail: (236) [system] char_type(')', space)
   Call: (236) [system] char_type(')', cntrl)
   Fail: (236) [system] char_type(')', cntrl)
^  Fail: (235) [user] is_like_space(')')
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _760750)
   Exit: (234) [system] peek_char((0x55798e5fad60), ')')
   Call: (234) [system] ')'=')'
   Exit: (234) [system] ')'=')'
   Call: (234) [system] get_char((0x55798e5fad60), _764540)
   Exit: (234) [system] get_char((0x55798e5fad60), ')')
   Call: (234) [system] _744738=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_list(')', (0x55798e5fad60), [])
   Call: (233) [system] _656644=['B']
   Exit: (233) [system] ['B']=['B']
^  Exit: (232) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (232) [system] _570422=['A', 'B']
   Exit: (232) [system] ['A', 'B']=['A', 'B']
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (231) [system] _375462=['AndLink', 'A', 'B']
   Exit: (231) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _778422)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _780280)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55798e5fad60), _788018)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _790722)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'C')
   Call: (232) [system] 'C'=(;)
   Fail: (232) [system] 'C'=(;)
^  Call: (232) [user] is_like_space('C')
   Call: (233) [system] char_type('C', 'white')
   Fail: (233) [system] char_type('C', 'white')
   Call: (233) [system] char_type('C', end_of_line)
   Fail: (233) [system] char_type('C', end_of_line)
   Call: (233) [system] char_type('C', space)
   Fail: (233) [system] char_type('C', space)
   Call: (233) [system] char_type('C', cntrl)
   Fail: (233) [system] char_type('C', cntrl)
^  Fail: (232) [user] is_like_space('C')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _805800)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'C')
   Call: (230) [system] 'C'=')'
   Fail: (230) [system] 'C'=')'
   Call: (230) [system] 'C'=end_of_file
   Fail: (230) [system] 'C'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _811370)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _813228)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'C')
   Call: (232) [system] 'C'=(;)
   Fail: (232) [system] 'C'=(;)
^  Call: (232) [user] is_like_space('C')
   Call: (233) [system] char_type('C', 'white')
   Fail: (233) [system] char_type('C', 'white')
   Call: (233) [system] char_type('C', end_of_line)
   Fail: (233) [system] char_type('C', end_of_line)
   Call: (233) [system] char_type('C', space)
   Fail: (233) [system] char_type('C', space)
   Call: (233) [system] char_type('C', cntrl)
   Fail: (233) [system] char_type('C', cntrl)
^  Fail: (232) [user] is_like_space('C')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _827382)
   Exit: (231) [system] get_char((0x55798e5fad60), 'C')
   Call: (231) [system] 'C'='('
   Fail: (231) [system] 'C'='('
   Call: (231) [system] 'C'='['
   Fail: (231) [system] 'C'='['
   Call: (231) [system] 'C'='{'
   Fail: (231) [system] 'C'='{'
   Call: (231) [system] 'C'='"'
   Fail: (231) [system] 'C'='"'
   Call: (231) [system] 'C'=!
   Fail: (231) [system] 'C'=!
   Call: (231) [system] 'C'='\''
   Fail: (231) [system] 'C'='\''
   Call: (231) [system] 'C'='`'
   Fail: (231) [system] 'C'='`'
   Call: (231) [system] 'C'=end_of_file
   Fail: (231) [system] 'C'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), 'C', _811370)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _845024)
   Call: (233) [system] peek_char((0x55798e5fad60), _845958)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
^  Call: (233) [user] is_delimiter(')')
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] arg(_850678, v('(', ')', end_of_file), ')')
   Exit: (234) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (233) [user] is_delimiter(')')
   Call: (233) [system] _845024=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (232) [user] classify_and_convert_charseq('C', [], _811370)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_857140, _857142), once(user:catch(read_from_chars(['C'], _811370), _857116, fail)), '$restore_trace'(_857140, _857142))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_857140, _857142))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _811370), _857116, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_811370)
   Fail: (233) [system] atomic(_811370)
   Call: (233) [system] atom_chars(_811370, ['C'])
   Exit: (233) [system] atom_chars('C', ['C'])
^  Exit: (232) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _866516)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _868374)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
   Call: (232) [system] ')'=(;)
   Fail: (232) [system] ')'=(;)
^  Call: (232) [user] is_like_space(')')
   Call: (233) [system] char_type(')', 'white')
   Fail: (233) [system] char_type(')', 'white')
   Call: (233) [system] char_type(')', end_of_line)
   Fail: (233) [system] char_type(')', end_of_line)
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] char_type(')', cntrl)
   Fail: (233) [system] char_type(')', cntrl)
^  Fail: (232) [user] is_like_space(')')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _882528)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=')'
   Exit: (231) [system] ')'=')'
   Call: (231) [system] get_char((0x55798e5fad60), _886318)
   Exit: (231) [system] get_char((0x55798e5fad60), ')')
   Call: (231) [system] _866516=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), [])
   Call: (230) [system] _778422=['C']
   Exit: (230) [system] ['C']=['C']
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (229) [system] _342514=[['AndLink', 'A', 'B'], 'C']
   Exit: (229) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (228) [system] _80634=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (228) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _900200)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _902058)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _916212)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55798e5fad60), _920002)
   Exit: (227) [system] get_char((0x55798e5fad60), ')')
   Call: (227) [system] _900200=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [])
   Call: (226) [system] _47686=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (226) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (225) [system] _6114=['A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (225) [system] ['A', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['A', ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (224) [system] _6106=['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (224) [system] ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _933884)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _935742)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _949896)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55798e5fad60), _953686)
   Exit: (223) [system] get_char((0x55798e5fad60), ')')
   Call: (223) [system] _933884=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [])
   Call: (222) [system] _6102=[['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (222) [system] [['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (221) [system] _6078=[['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (221) [system] [['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (220) [system] _6070=[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (220) [system] [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _967568)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _969426)
   Exit: (220) [system] peek_char((0x55798e5fad60), '\n')
   Call: (220) [system] '\n'=(;)
   Fail: (220) [system] '\n'=(;)
^  Call: (220) [user] is_like_space('\n')
   Call: (221) [system] char_type('\n', 'white')
   Fail: (221) [system] char_type('\n', 'white')
   Call: (221) [system] char_type('\n', end_of_line)
   Exit: (221) [system] char_type('\n', end_of_line)
^  Exit: (220) [user] is_like_space('\n')
   Call: (220) [system] get_char((0x55798e5fad60), _979020)
   Exit: (220) [system] get_char((0x55798e5fad60), '\n')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _981724)
   Exit: (221) [system] peek_char((0x55798e5fad60), '\t')
   Call: (221) [system] '\t'=(;)
   Fail: (221) [system] '\t'=(;)
^  Call: (221) [user] is_like_space('\t')
   Call: (222) [system] char_type('\t', 'white')
   Exit: (222) [system] char_type('\t', 'white')
^  Exit: (221) [user] is_like_space('\t')
   Call: (221) [system] get_char((0x55798e5fad60), _989462)
   Exit: (221) [system] get_char((0x55798e5fad60), '\t')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _992166)
   Exit: (222) [system] peek_char((0x55798e5fad60), '\t')
   Call: (222) [system] '\t'=(;)
   Fail: (222) [system] '\t'=(;)
^  Call: (222) [user] is_like_space('\t')
   Call: (223) [system] char_type('\t', 'white')
   Exit: (223) [system] char_type('\t', 'white')
^  Exit: (222) [user] is_like_space('\t')
   Call: (222) [system] get_char((0x55798e5fad60), _999904)
   Exit: (222) [system] get_char((0x55798e5fad60), '\t')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1002608)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _1010346)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1013050)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1030900)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1036470)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1038328)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1052482)
   Exit: (220) [system] get_char((0x55798e5fad60), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1036470)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1058052)
   Exit: (222) [system] peek_char((0x55798e5fad60), :)
   Call: (222) [system] (:)=(;)
   Fail: (222) [system] (:)=(;)
^  Call: (222) [user] is_like_space(:)
   Call: (223) [system] char_type(:, 'white')
   Fail: (223) [system] char_type(:, 'white')
   Call: (223) [system] char_type(:, end_of_line)
   Fail: (223) [system] char_type(:, end_of_line)
   Call: (223) [system] char_type(:, space)
   Fail: (223) [system] char_type(:, space)
   Call: (223) [system] char_type(:, cntrl)
   Fail: (223) [system] char_type(:, cntrl)
^  Fail: (222) [user] is_like_space(:)
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1072206)
   Exit: (221) [system] peek_char((0x55798e5fad60), :)
   Call: (221) [system] (:)=')'
   Fail: (221) [system] (:)=')'
   Call: (221) [system] (:)=end_of_file
   Fail: (221) [system] (:)=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1077776)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1079634)
   Exit: (223) [system] peek_char((0x55798e5fad60), :)
   Call: (223) [system] (:)=(;)
   Fail: (223) [system] (:)=(;)
^  Call: (223) [user] is_like_space(:)
   Call: (224) [system] char_type(:, 'white')
   Fail: (224) [system] char_type(:, 'white')
   Call: (224) [system] char_type(:, end_of_line)
   Fail: (224) [system] char_type(:, end_of_line)
   Call: (224) [system] char_type(:, space)
   Fail: (224) [system] char_type(:, space)
   Call: (224) [system] char_type(:, cntrl)
   Fail: (224) [system] char_type(:, cntrl)
^  Fail: (223) [user] is_like_space(:)
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1093788)
   Exit: (222) [system] get_char((0x55798e5fad60), :)
   Call: (222) [system] (:)='('
   Fail: (222) [system] (:)='('
   Call: (222) [system] (:)='['
   Fail: (222) [system] (:)='['
   Call: (222) [system] (:)='{'
   Fail: (222) [system] (:)='{'
   Call: (222) [system] (:)='"'
   Fail: (222) [system] (:)='"'
   Call: (222) [system] (:)=!
   Fail: (222) [system] (:)=!
   Call: (222) [system] (:)='\''
   Fail: (222) [system] (:)='\''
   Call: (222) [system] (:)='`'
   Fail: (222) [system] (:)='`'
   Call: (222) [system] (:)=end_of_file
   Fail: (222) [system] (:)=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), :, _1077776)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1111430)
   Call: (224) [system] peek_char((0x55798e5fad60), _1112364)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _1111430=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (223) [user] classify_and_convert_charseq(:, [], _1077776)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1121674, _1121676), once(user:catch(read_from_chars([:], _1077776), _1121650, fail)), '$restore_trace'(_1121674, _1121676))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1121674, _1121676))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1121650, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(:)
   Exit: (224) [system] atomic(:)
^  Exit: (223) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1129174)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1131032)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _1138770)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1141474)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1156552)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1162122)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1163980)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1178134)
   Exit: (223) [system] get_char((0x55798e5fad60), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1162122)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1183704)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'D')
   Call: (225) [system] 'D'=(;)
   Fail: (225) [system] 'D'=(;)
^  Call: (225) [user] is_like_space('D')
   Call: (226) [system] char_type('D', 'white')
   Fail: (226) [system] char_type('D', 'white')
   Call: (226) [system] char_type('D', end_of_line)
   Fail: (226) [system] char_type('D', end_of_line)
   Call: (226) [system] char_type('D', space)
   Fail: (226) [system] char_type('D', space)
   Call: (226) [system] char_type('D', cntrl)
   Fail: (226) [system] char_type('D', cntrl)
^  Fail: (225) [user] is_like_space('D')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1197858)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'D')
   Call: (224) [system] 'D'=')'
   Fail: (224) [system] 'D'=')'
   Call: (224) [system] 'D'=end_of_file
   Fail: (224) [system] 'D'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1203428)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1205286)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'D')
   Call: (226) [system] 'D'=(;)
   Fail: (226) [system] 'D'=(;)
^  Call: (226) [user] is_like_space('D')
   Call: (227) [system] char_type('D', 'white')
   Fail: (227) [system] char_type('D', 'white')
   Call: (227) [system] char_type('D', end_of_line)
   Fail: (227) [system] char_type('D', end_of_line)
   Call: (227) [system] char_type('D', space)
   Fail: (227) [system] char_type('D', space)
   Call: (227) [system] char_type('D', cntrl)
   Fail: (227) [system] char_type('D', cntrl)
^  Fail: (226) [user] is_like_space('D')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1219440)
   Exit: (225) [system] get_char((0x55798e5fad60), 'D')
   Call: (225) [system] 'D'='('
   Fail: (225) [system] 'D'='('
   Call: (225) [system] 'D'='['
   Fail: (225) [system] 'D'='['
   Call: (225) [system] 'D'='{'
   Fail: (225) [system] 'D'='{'
   Call: (225) [system] 'D'='"'
   Fail: (225) [system] 'D'='"'
   Call: (225) [system] 'D'=!
   Fail: (225) [system] 'D'=!
   Call: (225) [system] 'D'='\''
   Fail: (225) [system] 'D'='\''
   Call: (225) [system] 'D'='`'
   Fail: (225) [system] 'D'='`'
   Call: (225) [system] 'D'=end_of_file
   Fail: (225) [system] 'D'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1203428)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1237082)
   Call: (227) [system] peek_char((0x55798e5fad60), _1238016)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_1242736, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_1243668, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1251018)
   Call: (228) [system] peek_char((0x55798e5fad60), _1251952)
   Exit: (228) [system] peek_char((0x55798e5fad60), s)
^  Call: (228) [user] is_delimiter(s)
   Call: (229) [system] char_type(s, space)
   Fail: (229) [system] char_type(s, space)
   Call: (229) [system] arg(_1256672, v('(', ')', end_of_file), s)
   Fail: (229) [system] arg(_1257604, v('(', ')', end_of_file), s)
^  Fail: (228) [user] is_delimiter(s)
   Call: (228) [system] ')'==s
   Fail: (228) [system] ')'==s
   Call: (228) [system] get_char((0x55798e5fad60), s)
   Exit: (228) [system] get_char((0x55798e5fad60), s)
   Call: (228) [system] s=(\)
   Fail: (228) [system] s=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1264954)
   Call: (229) [system] peek_char((0x55798e5fad60), _1265888)
   Exit: (229) [system] peek_char((0x55798e5fad60), j)
^  Call: (229) [user] is_delimiter(j)
   Call: (230) [system] char_type(j, space)
   Fail: (230) [system] char_type(j, space)
   Call: (230) [system] arg(_1270608, v('(', ')', end_of_file), j)
   Fail: (230) [system] arg(_1271540, v('(', ')', end_of_file), j)
^  Fail: (229) [user] is_delimiter(j)
   Call: (229) [system] ')'==j
   Fail: (229) [system] ')'==j
   Call: (229) [system] get_char((0x55798e5fad60), j)
   Exit: (229) [system] get_char((0x55798e5fad60), j)
   Call: (229) [system] j=(\)
   Fail: (229) [system] j=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1278890)
   Call: (230) [system] peek_char((0x55798e5fad60), _1279824)
   Exit: (230) [system] peek_char((0x55798e5fad60), u)
^  Call: (230) [user] is_delimiter(u)
   Call: (231) [system] char_type(u, space)
   Fail: (231) [system] char_type(u, space)
   Call: (231) [system] arg(_1284544, v('(', ')', end_of_file), u)
   Fail: (231) [system] arg(_1285476, v('(', ')', end_of_file), u)
^  Fail: (230) [user] is_delimiter(u)
   Call: (230) [system] ')'==u
   Fail: (230) [system] ')'==u
   Call: (230) [system] get_char((0x55798e5fad60), u)
   Exit: (230) [system] get_char((0x55798e5fad60), u)
   Call: (230) [system] u=(\)
   Fail: (230) [system] u=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1292826)
   Call: (231) [system] peek_char((0x55798e5fad60), _1293760)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1298480, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1299412, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1306762)
   Call: (232) [system] peek_char((0x55798e5fad60), _1307696)
   Exit: (232) [system] peek_char((0x55798e5fad60), c)
^  Call: (232) [user] is_delimiter(c)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] arg(_1312416, v('(', ')', end_of_file), c)
   Fail: (233) [system] arg(_1313348, v('(', ')', end_of_file), c)
^  Fail: (232) [user] is_delimiter(c)
   Call: (232) [system] ')'==c
   Fail: (232) [system] ')'==c
   Call: (232) [system] get_char((0x55798e5fad60), c)
   Exit: (232) [system] get_char((0x55798e5fad60), c)
   Call: (232) [system] c=(\)
   Fail: (232) [system] c=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1320698)
   Call: (233) [system] peek_char((0x55798e5fad60), _1321632)
   Exit: (233) [system] peek_char((0x55798e5fad60), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_1326352, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_1327284, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55798e5fad60), t)
   Exit: (233) [system] get_char((0x55798e5fad60), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1334634)
   Call: (234) [system] peek_char((0x55798e5fad60), _1335568)
   Exit: (234) [system] peek_char((0x55798e5fad60), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_1340288, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_1341220, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55798e5fad60), i)
   Exit: (234) [system] get_char((0x55798e5fad60), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1348570)
   Call: (235) [system] peek_char((0x55798e5fad60), _1349504)
   Exit: (235) [system] peek_char((0x55798e5fad60), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_1354224, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_1355156, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55798e5fad60), o)
   Exit: (235) [system] get_char((0x55798e5fad60), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1362506)
   Call: (236) [system] peek_char((0x55798e5fad60), _1363440)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1368160, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1369092, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1376442)
   Call: (237) [system] peek_char((0x55798e5fad60), _1377376)
   Exit: (237) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (237) [user] is_delimiter('I')
   Call: (238) [system] char_type('I', space)
   Fail: (238) [system] char_type('I', space)
   Call: (238) [system] arg(_1382096, v('(', ')', end_of_file), 'I')
   Fail: (238) [system] arg(_1383028, v('(', ')', end_of_file), 'I')
^  Fail: (237) [user] is_delimiter('I')
   Call: (237) [system] ')'=='I'
   Fail: (237) [system] ')'=='I'
   Call: (237) [system] get_char((0x55798e5fad60), 'I')
   Exit: (237) [system] get_char((0x55798e5fad60), 'I')
   Call: (237) [system] 'I'=(\)
   Fail: (237) [system] 'I'=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1390378)
   Call: (238) [system] peek_char((0x55798e5fad60), _1391312)
   Exit: (238) [system] peek_char((0x55798e5fad60), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_1396032, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_1396964, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55798e5fad60), n)
   Exit: (238) [system] get_char((0x55798e5fad60), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1404314)
   Call: (239) [system] peek_char((0x55798e5fad60), _1405248)
   Exit: (239) [system] peek_char((0x55798e5fad60), t)
^  Call: (239) [user] is_delimiter(t)
   Call: (240) [system] char_type(t, space)
   Fail: (240) [system] char_type(t, space)
   Call: (240) [system] arg(_1409968, v('(', ')', end_of_file), t)
   Fail: (240) [system] arg(_1410900, v('(', ')', end_of_file), t)
^  Fail: (239) [user] is_delimiter(t)
   Call: (239) [system] ')'==t
   Fail: (239) [system] ')'==t
   Call: (239) [system] get_char((0x55798e5fad60), t)
   Exit: (239) [system] get_char((0x55798e5fad60), t)
   Call: (239) [system] t=(\)
   Fail: (239) [system] t=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1418250)
   Call: (240) [system] peek_char((0x55798e5fad60), _1419184)
   Exit: (240) [system] peek_char((0x55798e5fad60), r)
^  Call: (240) [user] is_delimiter(r)
   Call: (241) [system] char_type(r, space)
   Fail: (241) [system] char_type(r, space)
   Call: (241) [system] arg(_1423904, v('(', ')', end_of_file), r)
   Fail: (241) [system] arg(_1424836, v('(', ')', end_of_file), r)
^  Fail: (240) [user] is_delimiter(r)
   Call: (240) [system] ')'==r
   Fail: (240) [system] ')'==r
   Call: (240) [system] get_char((0x55798e5fad60), r)
   Exit: (240) [system] get_char((0x55798e5fad60), r)
   Call: (240) [system] r=(\)
   Fail: (240) [system] r=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1432186)
   Call: (241) [system] peek_char((0x55798e5fad60), _1433120)
   Exit: (241) [system] peek_char((0x55798e5fad60), o)
^  Call: (241) [user] is_delimiter(o)
   Call: (242) [system] char_type(o, space)
   Fail: (242) [system] char_type(o, space)
   Call: (242) [system] arg(_1437840, v('(', ')', end_of_file), o)
   Fail: (242) [system] arg(_1438772, v('(', ')', end_of_file), o)
^  Fail: (241) [user] is_delimiter(o)
   Call: (241) [system] ')'==o
   Fail: (241) [system] ')'==o
   Call: (241) [system] get_char((0x55798e5fad60), o)
   Exit: (241) [system] get_char((0x55798e5fad60), o)
   Call: (241) [system] o=(\)
   Fail: (241) [system] o=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1446122)
   Call: (242) [system] peek_char((0x55798e5fad60), _1447056)
   Exit: (242) [system] peek_char((0x55798e5fad60), d)
^  Call: (242) [user] is_delimiter(d)
   Call: (243) [system] char_type(d, space)
   Fail: (243) [system] char_type(d, space)
   Call: (243) [system] arg(_1451776, v('(', ')', end_of_file), d)
   Fail: (243) [system] arg(_1452708, v('(', ')', end_of_file), d)
^  Fail: (242) [user] is_delimiter(d)
   Call: (242) [system] ')'==d
   Fail: (242) [system] ')'==d
   Call: (242) [system] get_char((0x55798e5fad60), d)
   Exit: (242) [system] get_char((0x55798e5fad60), d)
   Call: (242) [system] d=(\)
   Fail: (242) [system] d=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1460058)
   Call: (243) [system] peek_char((0x55798e5fad60), _1460992)
   Exit: (243) [system] peek_char((0x55798e5fad60), u)
^  Call: (243) [user] is_delimiter(u)
   Call: (244) [system] char_type(u, space)
   Fail: (244) [system] char_type(u, space)
   Call: (244) [system] arg(_1465712, v('(', ')', end_of_file), u)
   Fail: (244) [system] arg(_1466644, v('(', ')', end_of_file), u)
^  Fail: (243) [user] is_delimiter(u)
   Call: (243) [system] ')'==u
   Fail: (243) [system] ')'==u
   Call: (243) [system] get_char((0x55798e5fad60), u)
   Exit: (243) [system] get_char((0x55798e5fad60), u)
   Call: (243) [system] u=(\)
   Fail: (243) [system] u=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1473994)
   Call: (244) [system] peek_char((0x55798e5fad60), _1474928)
   Exit: (244) [system] peek_char((0x55798e5fad60), c)
^  Call: (244) [user] is_delimiter(c)
   Call: (245) [system] char_type(c, space)
   Fail: (245) [system] char_type(c, space)
   Call: (245) [system] arg(_1479648, v('(', ')', end_of_file), c)
   Fail: (245) [system] arg(_1480580, v('(', ')', end_of_file), c)
^  Fail: (244) [user] is_delimiter(c)
   Call: (244) [system] ')'==c
   Fail: (244) [system] ')'==c
   Call: (244) [system] get_char((0x55798e5fad60), c)
   Exit: (244) [system] get_char((0x55798e5fad60), c)
   Call: (244) [system] c=(\)
   Fail: (244) [system] c=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1487930)
   Call: (245) [system] peek_char((0x55798e5fad60), _1488864)
   Exit: (245) [system] peek_char((0x55798e5fad60), t)
^  Call: (245) [user] is_delimiter(t)
   Call: (246) [system] char_type(t, space)
   Fail: (246) [system] char_type(t, space)
   Call: (246) [system] arg(_1493584, v('(', ')', end_of_file), t)
   Fail: (246) [system] arg(_1494516, v('(', ')', end_of_file), t)
^  Fail: (245) [user] is_delimiter(t)
   Call: (245) [system] ')'==t
   Fail: (245) [system] ')'==t
   Call: (245) [system] get_char((0x55798e5fad60), t)
   Exit: (245) [system] get_char((0x55798e5fad60), t)
   Call: (245) [system] t=(\)
   Fail: (245) [system] t=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _1501866)
   Call: (246) [system] peek_char((0x55798e5fad60), _1502800)
   Exit: (246) [system] peek_char((0x55798e5fad60), i)
^  Call: (246) [user] is_delimiter(i)
   Call: (247) [system] char_type(i, space)
   Fail: (247) [system] char_type(i, space)
   Call: (247) [system] arg(_1507520, v('(', ')', end_of_file), i)
   Fail: (247) [system] arg(_1508452, v('(', ')', end_of_file), i)
^  Fail: (246) [user] is_delimiter(i)
   Call: (246) [system] ')'==i
   Fail: (246) [system] ')'==i
   Call: (246) [system] get_char((0x55798e5fad60), i)
   Exit: (246) [system] get_char((0x55798e5fad60), i)
   Call: (246) [system] i=(\)
   Fail: (246) [system] i=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _1515802)
   Call: (247) [system] peek_char((0x55798e5fad60), _1516736)
   Exit: (247) [system] peek_char((0x55798e5fad60), o)
^  Call: (247) [user] is_delimiter(o)
   Call: (248) [system] char_type(o, space)
   Fail: (248) [system] char_type(o, space)
   Call: (248) [system] arg(_1521456, v('(', ')', end_of_file), o)
   Fail: (248) [system] arg(_1522388, v('(', ')', end_of_file), o)
^  Fail: (247) [user] is_delimiter(o)
   Call: (247) [system] ')'==o
   Fail: (247) [system] ')'==o
   Call: (247) [system] get_char((0x55798e5fad60), o)
   Exit: (247) [system] get_char((0x55798e5fad60), o)
   Call: (247) [system] o=(\)
   Fail: (247) [system] o=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), _1529738)
   Call: (248) [system] peek_char((0x55798e5fad60), _1530672)
   Exit: (248) [system] peek_char((0x55798e5fad60), n)
^  Call: (248) [user] is_delimiter(n)
   Call: (249) [system] char_type(n, space)
   Fail: (249) [system] char_type(n, space)
   Call: (249) [system] arg(_1535392, v('(', ')', end_of_file), n)
   Fail: (249) [system] arg(_1536324, v('(', ')', end_of_file), n)
^  Fail: (248) [user] is_delimiter(n)
   Call: (248) [system] ')'==n
   Fail: (248) [system] ')'==n
   Call: (248) [system] get_char((0x55798e5fad60), n)
   Exit: (248) [system] get_char((0x55798e5fad60), n)
   Call: (248) [system] n=(\)
   Fail: (248) [system] n=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), _1543674)
   Call: (249) [system] peek_char((0x55798e5fad60), _1544608)
   Exit: (249) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (249) [user] is_delimiter(' ')
   Call: (250) [system] char_type(' ', space)
   Exit: (250) [system] char_type(' ', space)
^  Exit: (249) [user] is_delimiter(' ')
   Call: (249) [system] _1543674=[]
   Exit: (249) [system] []=[]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (248) [system] _1529738=[n]
   Exit: (248) [system] [n]=[n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (247) [system] _1515802=[o, n]
   Exit: (247) [system] [o, n]=[o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (246) [system] _1501866=[i, o, n]
   Exit: (246) [system] [i, o, n]=[i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (245) [system] _1487930=[t, i, o, n]
   Exit: (245) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (244) [system] _1473994=[c, t, i, o, n]
   Exit: (244) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (243) [system] _1460058=[u, c, t, i, o, n]
   Exit: (243) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (242) [system] _1446122=[d, u, c, t, i, o, n]
   Exit: (242) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (241) [system] _1432186=[o, d, u, c, t, i, o, n]
   Exit: (241) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (240) [system] _1418250=[r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _1404314=[t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _1390378=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _1376442=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _1362506=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _1348570=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1334634=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1320698=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1306762=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1292826=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1278890=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1264954=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1251018=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1237082=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (226) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1203428)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1615386, _1615388), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1203428), _1615362, fail)), '$restore_trace'(_1615386, _1615388))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1615386, _1615388))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1203428), _1615362, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1203428)
   Fail: (227) [system] atomic(_1203428)
   Call: (227) [system] atom_chars(_1203428, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (227) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (226) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1624762)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1626620)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _1634358)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1637062)
   Exit: (227) [system] peek_char((0x55798e5fad60), a)
   Call: (227) [system] a=(;)
   Fail: (227) [system] a=(;)
^  Call: (227) [user] is_like_space(a)
   Call: (228) [system] char_type(a, 'white')
   Fail: (228) [system] char_type(a, 'white')
   Call: (228) [system] char_type(a, end_of_line)
   Fail: (228) [system] char_type(a, end_of_line)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] char_type(a, cntrl)
   Fail: (228) [system] char_type(a, cntrl)
^  Fail: (227) [user] is_like_space(a)
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1652140)
   Exit: (225) [system] peek_char((0x55798e5fad60), a)
   Call: (225) [system] a=')'
   Fail: (225) [system] a=')'
   Call: (225) [system] a=end_of_file
   Fail: (225) [system] a=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1657710)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1659568)
   Exit: (227) [system] peek_char((0x55798e5fad60), a)
   Call: (227) [system] a=(;)
   Fail: (227) [system] a=(;)
^  Call: (227) [user] is_like_space(a)
   Call: (228) [system] char_type(a, 'white')
   Fail: (228) [system] char_type(a, 'white')
   Call: (228) [system] char_type(a, end_of_line)
   Fail: (228) [system] char_type(a, end_of_line)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] char_type(a, cntrl)
   Fail: (228) [system] char_type(a, cntrl)
^  Fail: (227) [user] is_like_space(a)
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1673722)
   Exit: (226) [system] get_char((0x55798e5fad60), a)
   Call: (226) [system] a='('
   Fail: (226) [system] a='('
   Call: (226) [system] a='['
   Fail: (226) [system] a='['
   Call: (226) [system] a='{'
   Fail: (226) [system] a='{'
   Call: (226) [system] a='"'
   Fail: (226) [system] a='"'
   Call: (226) [system] a=!
   Fail: (226) [system] a=!
   Call: (226) [system] a='\''
   Fail: (226) [system] a='\''
   Call: (226) [system] a='`'
   Fail: (226) [system] a='`'
   Call: (226) [system] a=end_of_file
   Fail: (226) [system] a=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), a, _1657710)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1691364)
   Call: (228) [system] peek_char((0x55798e5fad60), _1692298)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1691364=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (227) [user] classify_and_convert_charseq(a, [], _1657710)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1701608, _1701610), once(user:catch(read_from_chars([a], _1657710), _1701584, fail)), '$restore_trace'(_1701608, _1701610))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1701608, _1701610))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1701584, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(a)
   Exit: (228) [system] atomic(a)
^  Exit: (227) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1709108)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1710966)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _1718704)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1721408)
   Exit: (228) [system] peek_char((0x55798e5fad60), c)
   Call: (228) [system] c=(;)
   Fail: (228) [system] c=(;)
^  Call: (228) [user] is_like_space(c)
   Call: (229) [system] char_type(c, 'white')
   Fail: (229) [system] char_type(c, 'white')
   Call: (229) [system] char_type(c, end_of_line)
   Fail: (229) [system] char_type(c, end_of_line)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] char_type(c, cntrl)
   Fail: (229) [system] char_type(c, cntrl)
^  Fail: (228) [user] is_like_space(c)
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1736486)
   Exit: (226) [system] peek_char((0x55798e5fad60), c)
   Call: (226) [system] c=')'
   Fail: (226) [system] c=')'
   Call: (226) [system] c=end_of_file
   Fail: (226) [system] c=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _1742056)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1743914)
   Exit: (228) [system] peek_char((0x55798e5fad60), c)
   Call: (228) [system] c=(;)
   Fail: (228) [system] c=(;)
^  Call: (228) [user] is_like_space(c)
   Call: (229) [system] char_type(c, 'white')
   Fail: (229) [system] char_type(c, 'white')
   Call: (229) [system] char_type(c, end_of_line)
   Fail: (229) [system] char_type(c, end_of_line)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] char_type(c, cntrl)
   Fail: (229) [system] char_type(c, cntrl)
^  Fail: (228) [user] is_like_space(c)
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _1758068)
   Exit: (227) [system] get_char((0x55798e5fad60), c)
   Call: (227) [system] c='('
   Fail: (227) [system] c='('
   Call: (227) [system] c='['
   Fail: (227) [system] c='['
   Call: (227) [system] c='{'
   Fail: (227) [system] c='{'
   Call: (227) [system] c='"'
   Fail: (227) [system] c='"'
   Call: (227) [system] c=!
   Fail: (227) [system] c=!
   Call: (227) [system] c='\''
   Fail: (227) [system] c='\''
   Call: (227) [system] c='`'
   Fail: (227) [system] c='`'
   Call: (227) [system] c=end_of_file
   Fail: (227) [system] c=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), c, _1742056)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1775710)
   Call: (229) [system] peek_char((0x55798e5fad60), _1776644)
   Exit: (229) [system] peek_char((0x55798e5fad60), d)
^  Call: (229) [user] is_delimiter(d)
   Call: (230) [system] char_type(d, space)
   Fail: (230) [system] char_type(d, space)
   Call: (230) [system] arg(_1781364, v('(', ')', end_of_file), d)
   Fail: (230) [system] arg(_1782296, v('(', ')', end_of_file), d)
^  Fail: (229) [user] is_delimiter(d)
   Call: (229) [system] ')'==d
   Fail: (229) [system] ')'==d
   Call: (229) [system] get_char((0x55798e5fad60), d)
   Exit: (229) [system] get_char((0x55798e5fad60), d)
   Call: (229) [system] d=(\)
   Fail: (229) [system] d=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1789646)
   Call: (230) [system] peek_char((0x55798e5fad60), _1790580)
   Exit: (230) [system] peek_char((0x55798e5fad60), e)
^  Call: (230) [user] is_delimiter(e)
   Call: (231) [system] char_type(e, space)
   Fail: (231) [system] char_type(e, space)
   Call: (231) [system] arg(_1795300, v('(', ')', end_of_file), e)
   Fail: (231) [system] arg(_1796232, v('(', ')', end_of_file), e)
^  Fail: (230) [user] is_delimiter(e)
   Call: (230) [system] ')'==e
   Fail: (230) [system] ')'==e
   Call: (230) [system] get_char((0x55798e5fad60), e)
   Exit: (230) [system] get_char((0x55798e5fad60), e)
   Call: (230) [system] e=(\)
   Fail: (230) [system] e=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1803582)
   Call: (231) [system] peek_char((0x55798e5fad60), _1804516)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
^  Call: (231) [user] is_delimiter(')')
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] arg(_1809236, v('(', ')', end_of_file), ')')
   Exit: (232) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (231) [user] is_delimiter(')')
   Call: (231) [system] _1803582=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (230) [system] _1789646=[e]
   Exit: (230) [system] [e]=[e]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (229) [system] _1775710=[d, e]
   Exit: (229) [system] [d, e]=[d, e]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (228) [user] classify_and_convert_charseq(c, [d, e], _1742056)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1821286, _1821288), once(user:catch(read_from_chars([c, d, e], _1742056), _1821262, fail)), '$restore_trace'(_1821286, _1821288))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1821286, _1821288))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1821262, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(cde)
   Exit: (229) [system] atomic(cde)
^  Exit: (228) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1828786)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1830644)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1844798)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55798e5fad60), _1848588)
   Exit: (227) [system] get_char((0x55798e5fad60), ')')
   Call: (227) [system] _1828786=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [])
   Call: (226) [system] _1709108=[cde]
   Exit: (226) [system] [cde]=[cde]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [cde])
   Call: (225) [system] _1624762=[a, cde]
   Exit: (225) [system] [a, cde]=[a, cde]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [a, cde])
   Call: (224) [system] _1162122=['DisjunctionIntroduction', a, cde]
   Exit: (224) [system] ['DisjunctionIntroduction', a, cde]=['DisjunctionIntroduction', a, cde]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, cde])
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, cde])
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1862470)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1864328)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _1872066)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1874770)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1889848)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=')'
   Fail: (223) [system] '('=')'
   Call: (223) [system] '('=end_of_file
   Fail: (223) [system] '('=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1895418)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1897276)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1911430)
   Exit: (224) [system] get_char((0x55798e5fad60), '(')
   Call: (224) [system] '('='('
   Exit: (224) [system] '('='('
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1895418)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1917000)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'O')
   Call: (226) [system] 'O'=(;)
   Fail: (226) [system] 'O'=(;)
^  Call: (226) [user] is_like_space('O')
   Call: (227) [system] char_type('O', 'white')
   Fail: (227) [system] char_type('O', 'white')
   Call: (227) [system] char_type('O', end_of_line)
   Fail: (227) [system] char_type('O', end_of_line)
   Call: (227) [system] char_type('O', space)
   Fail: (227) [system] char_type('O', space)
   Call: (227) [system] char_type('O', cntrl)
   Fail: (227) [system] char_type('O', cntrl)
^  Fail: (226) [user] is_like_space('O')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1931154)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'O')
   Call: (225) [system] 'O'=')'
   Fail: (225) [system] 'O'=')'
   Call: (225) [system] 'O'=end_of_file
   Fail: (225) [system] 'O'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1936724)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1938582)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'O')
   Call: (227) [system] 'O'=(;)
   Fail: (227) [system] 'O'=(;)
^  Call: (227) [user] is_like_space('O')
   Call: (228) [system] char_type('O', 'white')
   Fail: (228) [system] char_type('O', 'white')
   Call: (228) [system] char_type('O', end_of_line)
   Fail: (228) [system] char_type('O', end_of_line)
   Call: (228) [system] char_type('O', space)
   Fail: (228) [system] char_type('O', space)
   Call: (228) [system] char_type('O', cntrl)
   Fail: (228) [system] char_type('O', cntrl)
^  Fail: (227) [user] is_like_space('O')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1952736)
   Exit: (226) [system] get_char((0x55798e5fad60), 'O')
   Call: (226) [system] 'O'='('
   Fail: (226) [system] 'O'='('
   Call: (226) [system] 'O'='['
   Fail: (226) [system] 'O'='['
   Call: (226) [system] 'O'='{'
   Fail: (226) [system] 'O'='{'
   Call: (226) [system] 'O'='"'
   Fail: (226) [system] 'O'='"'
   Call: (226) [system] 'O'=!
   Fail: (226) [system] 'O'=!
   Call: (226) [system] 'O'='\''
   Fail: (226) [system] 'O'='\''
   Call: (226) [system] 'O'='`'
   Fail: (226) [system] 'O'='`'
   Call: (226) [system] 'O'=end_of_file
   Fail: (226) [system] 'O'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1936724)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1970378)
   Call: (228) [system] peek_char((0x55798e5fad60), _1971312)
   Exit: (228) [system] peek_char((0x55798e5fad60), r)
^  Call: (228) [user] is_delimiter(r)
   Call: (229) [system] char_type(r, space)
   Fail: (229) [system] char_type(r, space)
   Call: (229) [system] arg(_1976032, v('(', ')', end_of_file), r)
   Fail: (229) [system] arg(_1976964, v('(', ')', end_of_file), r)
^  Fail: (228) [user] is_delimiter(r)
   Call: (228) [system] ')'==r
   Fail: (228) [system] ')'==r
   Call: (228) [system] get_char((0x55798e5fad60), r)
   Exit: (228) [system] get_char((0x55798e5fad60), r)
   Call: (228) [system] r=(\)
   Fail: (228) [system] r=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1984314)
   Call: (229) [system] peek_char((0x55798e5fad60), _1985248)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (229) [user] is_delimiter('L')
   Call: (230) [system] char_type('L', space)
   Fail: (230) [system] char_type('L', space)
   Call: (230) [system] arg(_1989968, v('(', ')', end_of_file), 'L')
   Fail: (230) [system] arg(_1990900, v('(', ')', end_of_file), 'L')
^  Fail: (229) [user] is_delimiter('L')
   Call: (229) [system] ')'=='L'
   Fail: (229) [system] ')'=='L'
   Call: (229) [system] get_char((0x55798e5fad60), 'L')
   Exit: (229) [system] get_char((0x55798e5fad60), 'L')
   Call: (229) [system] 'L'=(\)
   Fail: (229) [system] 'L'=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1998250)
   Call: (230) [system] peek_char((0x55798e5fad60), _1999184)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_2003904, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_2004836, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _2012186)
   Call: (231) [system] peek_char((0x55798e5fad60), _2013120)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_2017840, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_2018772, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _2026122)
   Call: (232) [system] peek_char((0x55798e5fad60), _2027056)
   Exit: (232) [system] peek_char((0x55798e5fad60), k)
^  Call: (232) [user] is_delimiter(k)
   Call: (233) [system] char_type(k, space)
   Fail: (233) [system] char_type(k, space)
   Call: (233) [system] arg(_2031776, v('(', ')', end_of_file), k)
   Fail: (233) [system] arg(_2032708, v('(', ')', end_of_file), k)
^  Fail: (232) [user] is_delimiter(k)
   Call: (232) [system] ')'==k
   Fail: (232) [system] ')'==k
   Call: (232) [system] get_char((0x55798e5fad60), k)
   Exit: (232) [system] get_char((0x55798e5fad60), k)
   Call: (232) [system] k=(\)
   Fail: (232) [system] k=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _2040058)
   Call: (233) [system] peek_char((0x55798e5fad60), _2040992)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _2040058=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (232) [system] _2026122=[k]
   Exit: (232) [system] [k]=[k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (231) [system] _2012186=[n, k]
   Exit: (231) [system] [n, k]=[n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (230) [system] _1998250=[i, n, k]
   Exit: (230) [system] [i, n, k]=[i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (229) [system] _1984314=['L', i, n, k]
   Exit: (229) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (228) [system] _1970378=[r, 'L', i, n, k]
   Exit: (228) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (227) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1936724)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_2064272, _2064274), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1936724), _2064248, fail)), '$restore_trace'(_2064272, _2064274))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_2064272, _2064274))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1936724), _2064248, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1936724)
   Fail: (228) [system] atomic(_1936724)
   Call: (228) [system] atom_chars(_1936724, ['O', r, 'L', i, n, k])
   Exit: (228) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (227) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _2073648)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _2075506)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _2083244)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _2085948)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=(;)
   Fail: (228) [system] 'A'=(;)
^  Call: (228) [user] is_like_space('A')
   Call: (229) [system] char_type('A', 'white')
   Fail: (229) [system] char_type('A', 'white')
   Call: (229) [system] char_type('A', end_of_line)
   Fail: (229) [system] char_type('A', end_of_line)
   Call: (229) [system] char_type('A', space)
   Fail: (229) [system] char_type('A', space)
   Call: (229) [system] char_type('A', cntrl)
   Fail: (229) [system] char_type('A', cntrl)
^  Fail: (228) [user] is_like_space('A')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _10494)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=')'
   Fail: (226) [system] 'A'=')'
   Call: (226) [system] 'A'=end_of_file
   Fail: (226) [system] 'A'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _16064)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _17922)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=(;)
   Fail: (228) [system] 'A'=(;)
^  Call: (228) [user] is_like_space('A')
   Call: (229) [system] char_type('A', 'white')
   Fail: (229) [system] char_type('A', 'white')
   Call: (229) [system] char_type('A', end_of_line)
   Fail: (229) [system] char_type('A', end_of_line)
   Call: (229) [system] char_type('A', space)
   Fail: (229) [system] char_type('A', space)
   Call: (229) [system] char_type('A', cntrl)
   Fail: (229) [system] char_type('A', cntrl)
^  Fail: (228) [user] is_like_space('A')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _32076)
   Exit: (227) [system] get_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'='('
   Fail: (227) [system] 'A'='('
   Call: (227) [system] 'A'='['
   Fail: (227) [system] 'A'='['
   Call: (227) [system] 'A'='{'
   Fail: (227) [system] 'A'='{'
   Call: (227) [system] 'A'='"'
   Fail: (227) [system] 'A'='"'
   Call: (227) [system] 'A'=!
   Fail: (227) [system] 'A'=!
   Call: (227) [system] 'A'='\''
   Fail: (227) [system] 'A'='\''
   Call: (227) [system] 'A'='`'
   Fail: (227) [system] 'A'='`'
   Call: (227) [system] 'A'=end_of_file
   Fail: (227) [system] 'A'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'A', _16064)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _49718)
   Call: (229) [system] peek_char((0x55798e5fad60), _50652)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _49718=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (228) [user] classify_and_convert_charseq('A', [], _16064)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_59962, _59964), once(user:catch(read_from_chars(['A'], _16064), _59938, fail)), '$restore_trace'(_59962, _59964))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_59962, _59964))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _16064), _59938, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_16064)
   Fail: (229) [system] atomic(_16064)
   Call: (229) [system] atom_chars(_16064, ['A'])
   Exit: (229) [system] atom_chars('A', ['A'])
^  Exit: (228) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _69338)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _71196)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _78934)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _81638)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _96716)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=')'
   Fail: (227) [system] '('=')'
   Call: (227) [system] '('=end_of_file
   Fail: (227) [system] '('=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _102286)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _104144)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _118298)
   Exit: (228) [system] get_char((0x55798e5fad60), '(')
   Call: (228) [system] '('='('
   Exit: (228) [system] '('='('
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _102286)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _123868)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'I')
   Call: (230) [system] 'I'=(;)
   Fail: (230) [system] 'I'=(;)
^  Call: (230) [user] is_like_space('I')
   Call: (231) [system] char_type('I', 'white')
   Fail: (231) [system] char_type('I', 'white')
   Call: (231) [system] char_type('I', end_of_line)
   Fail: (231) [system] char_type('I', end_of_line)
   Call: (231) [system] char_type('I', space)
   Fail: (231) [system] char_type('I', space)
   Call: (231) [system] char_type('I', cntrl)
   Fail: (231) [system] char_type('I', cntrl)
^  Fail: (230) [user] is_like_space('I')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _138022)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'I')
   Call: (229) [system] 'I'=')'
   Fail: (229) [system] 'I'=')'
   Call: (229) [system] 'I'=end_of_file
   Fail: (229) [system] 'I'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _143592)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _145450)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'I')
   Call: (231) [system] 'I'=(;)
   Fail: (231) [system] 'I'=(;)
^  Call: (231) [user] is_like_space('I')
   Call: (232) [system] char_type('I', 'white')
   Fail: (232) [system] char_type('I', 'white')
   Call: (232) [system] char_type('I', end_of_line)
   Fail: (232) [system] char_type('I', end_of_line)
   Call: (232) [system] char_type('I', space)
   Fail: (232) [system] char_type('I', space)
   Call: (232) [system] char_type('I', cntrl)
   Fail: (232) [system] char_type('I', cntrl)
^  Fail: (231) [user] is_like_space('I')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _159604)
   Exit: (230) [system] get_char((0x55798e5fad60), 'I')
   Call: (230) [system] 'I'='('
   Fail: (230) [system] 'I'='('
   Call: (230) [system] 'I'='['
   Fail: (230) [system] 'I'='['
   Call: (230) [system] 'I'='{'
   Fail: (230) [system] 'I'='{'
   Call: (230) [system] 'I'='"'
   Fail: (230) [system] 'I'='"'
   Call: (230) [system] 'I'=!
   Fail: (230) [system] 'I'=!
   Call: (230) [system] 'I'='\''
   Fail: (230) [system] 'I'='\''
   Call: (230) [system] 'I'='`'
   Fail: (230) [system] 'I'='`'
   Call: (230) [system] 'I'=end_of_file
   Fail: (230) [system] 'I'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'I', _143592)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _177246)
   Call: (232) [system] peek_char((0x55798e5fad60), _178180)
   Exit: (232) [system] peek_char((0x55798e5fad60), m)
^  Call: (232) [user] is_delimiter(m)
   Call: (233) [system] char_type(m, space)
   Fail: (233) [system] char_type(m, space)
   Call: (233) [system] arg(_182900, v('(', ')', end_of_file), m)
   Fail: (233) [system] arg(_183832, v('(', ')', end_of_file), m)
^  Fail: (232) [user] is_delimiter(m)
   Call: (232) [system] ')'==m
   Fail: (232) [system] ')'==m
   Call: (232) [system] get_char((0x55798e5fad60), m)
   Exit: (232) [system] get_char((0x55798e5fad60), m)
   Call: (232) [system] m=(\)
   Fail: (232) [system] m=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _191182)
   Call: (233) [system] peek_char((0x55798e5fad60), _192116)
   Exit: (233) [system] peek_char((0x55798e5fad60), p)
^  Call: (233) [user] is_delimiter(p)
   Call: (234) [system] char_type(p, space)
   Fail: (234) [system] char_type(p, space)
   Call: (234) [system] arg(_196836, v('(', ')', end_of_file), p)
   Fail: (234) [system] arg(_197768, v('(', ')', end_of_file), p)
^  Fail: (233) [user] is_delimiter(p)
   Call: (233) [system] ')'==p
   Fail: (233) [system] ')'==p
   Call: (233) [system] get_char((0x55798e5fad60), p)
   Exit: (233) [system] get_char((0x55798e5fad60), p)
   Call: (233) [system] p=(\)
   Fail: (233) [system] p=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _205118)
   Call: (234) [system] peek_char((0x55798e5fad60), _206052)
   Exit: (234) [system] peek_char((0x55798e5fad60), l)
^  Call: (234) [user] is_delimiter(l)
   Call: (235) [system] char_type(l, space)
   Fail: (235) [system] char_type(l, space)
   Call: (235) [system] arg(_210772, v('(', ')', end_of_file), l)
   Fail: (235) [system] arg(_211704, v('(', ')', end_of_file), l)
^  Fail: (234) [user] is_delimiter(l)
   Call: (234) [system] ')'==l
   Fail: (234) [system] ')'==l
   Call: (234) [system] get_char((0x55798e5fad60), l)
   Exit: (234) [system] get_char((0x55798e5fad60), l)
   Call: (234) [system] l=(\)
   Fail: (234) [system] l=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _219054)
   Call: (235) [system] peek_char((0x55798e5fad60), _219988)
   Exit: (235) [system] peek_char((0x55798e5fad60), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_224708, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_225640, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55798e5fad60), i)
   Exit: (235) [system] get_char((0x55798e5fad60), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _232990)
   Call: (236) [system] peek_char((0x55798e5fad60), _233924)
   Exit: (236) [system] peek_char((0x55798e5fad60), c)
^  Call: (236) [user] is_delimiter(c)
   Call: (237) [system] char_type(c, space)
   Fail: (237) [system] char_type(c, space)
   Call: (237) [system] arg(_238644, v('(', ')', end_of_file), c)
   Fail: (237) [system] arg(_239576, v('(', ')', end_of_file), c)
^  Fail: (236) [user] is_delimiter(c)
   Call: (236) [system] ')'==c
   Fail: (236) [system] ')'==c
   Call: (236) [system] get_char((0x55798e5fad60), c)
   Exit: (236) [system] get_char((0x55798e5fad60), c)
   Call: (236) [system] c=(\)
   Fail: (236) [system] c=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _246926)
   Call: (237) [system] peek_char((0x55798e5fad60), _247860)
   Exit: (237) [system] peek_char((0x55798e5fad60), a)
^  Call: (237) [user] is_delimiter(a)
   Call: (238) [system] char_type(a, space)
   Fail: (238) [system] char_type(a, space)
   Call: (238) [system] arg(_252580, v('(', ')', end_of_file), a)
   Fail: (238) [system] arg(_253512, v('(', ')', end_of_file), a)
^  Fail: (237) [user] is_delimiter(a)
   Call: (237) [system] ')'==a
   Fail: (237) [system] ')'==a
   Call: (237) [system] get_char((0x55798e5fad60), a)
   Exit: (237) [system] get_char((0x55798e5fad60), a)
   Call: (237) [system] a=(\)
   Fail: (237) [system] a=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _260862)
   Call: (238) [system] peek_char((0x55798e5fad60), _261796)
   Exit: (238) [system] peek_char((0x55798e5fad60), t)
^  Call: (238) [user] is_delimiter(t)
   Call: (239) [system] char_type(t, space)
   Fail: (239) [system] char_type(t, space)
   Call: (239) [system] arg(_266516, v('(', ')', end_of_file), t)
   Fail: (239) [system] arg(_267448, v('(', ')', end_of_file), t)
^  Fail: (238) [user] is_delimiter(t)
   Call: (238) [system] ')'==t
   Fail: (238) [system] ')'==t
   Call: (238) [system] get_char((0x55798e5fad60), t)
   Exit: (238) [system] get_char((0x55798e5fad60), t)
   Call: (238) [system] t=(\)
   Fail: (238) [system] t=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _274798)
   Call: (239) [system] peek_char((0x55798e5fad60), _275732)
   Exit: (239) [system] peek_char((0x55798e5fad60), i)
^  Call: (239) [user] is_delimiter(i)
   Call: (240) [system] char_type(i, space)
   Fail: (240) [system] char_type(i, space)
   Call: (240) [system] arg(_280452, v('(', ')', end_of_file), i)
   Fail: (240) [system] arg(_281384, v('(', ')', end_of_file), i)
^  Fail: (239) [user] is_delimiter(i)
   Call: (239) [system] ')'==i
   Fail: (239) [system] ')'==i
   Call: (239) [system] get_char((0x55798e5fad60), i)
   Exit: (239) [system] get_char((0x55798e5fad60), i)
   Call: (239) [system] i=(\)
   Fail: (239) [system] i=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _288734)
   Call: (240) [system] peek_char((0x55798e5fad60), _289668)
   Exit: (240) [system] peek_char((0x55798e5fad60), o)
^  Call: (240) [user] is_delimiter(o)
   Call: (241) [system] char_type(o, space)
   Fail: (241) [system] char_type(o, space)
   Call: (241) [system] arg(_294388, v('(', ')', end_of_file), o)
   Fail: (241) [system] arg(_295320, v('(', ')', end_of_file), o)
^  Fail: (240) [user] is_delimiter(o)
   Call: (240) [system] ')'==o
   Fail: (240) [system] ')'==o
   Call: (240) [system] get_char((0x55798e5fad60), o)
   Exit: (240) [system] get_char((0x55798e5fad60), o)
   Call: (240) [system] o=(\)
   Fail: (240) [system] o=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _302670)
   Call: (241) [system] peek_char((0x55798e5fad60), _303604)
   Exit: (241) [system] peek_char((0x55798e5fad60), n)
^  Call: (241) [user] is_delimiter(n)
   Call: (242) [system] char_type(n, space)
   Fail: (242) [system] char_type(n, space)
   Call: (242) [system] arg(_308324, v('(', ')', end_of_file), n)
   Fail: (242) [system] arg(_309256, v('(', ')', end_of_file), n)
^  Fail: (241) [user] is_delimiter(n)
   Call: (241) [system] ')'==n
   Fail: (241) [system] ')'==n
   Call: (241) [system] get_char((0x55798e5fad60), n)
   Exit: (241) [system] get_char((0x55798e5fad60), n)
   Call: (241) [system] n=(\)
   Fail: (241) [system] n=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _316606)
   Call: (242) [system] peek_char((0x55798e5fad60), _317540)
   Exit: (242) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (242) [user] is_delimiter(' ')
   Call: (243) [system] char_type(' ', space)
   Exit: (243) [system] char_type(' ', space)
^  Exit: (242) [user] is_delimiter(' ')
   Call: (242) [system] _316606=[]
   Exit: (242) [system] []=[]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (241) [system] _302670=[n]
   Exit: (241) [system] [n]=[n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (240) [system] _288734=[o, n]
   Exit: (240) [system] [o, n]=[o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (239) [system] _274798=[i, o, n]
   Exit: (239) [system] [i, o, n]=[i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (238) [system] _260862=[t, i, o, n]
   Exit: (238) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (237) [system] _246926=[a, t, i, o, n]
   Exit: (237) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (236) [system] _232990=[c, a, t, i, o, n]
   Exit: (236) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (235) [system] _219054=[i, c, a, t, i, o, n]
   Exit: (235) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (234) [system] _205118=[l, i, c, a, t, i, o, n]
   Exit: (234) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (233) [system] _191182=[p, l, i, c, a, t, i, o, n]
   Exit: (233) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (232) [system] _177246=[m, p, l, i, c, a, t, i, o, n]
   Exit: (232) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (231) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _143592)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_354790, _354792), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _143592), _354766, fail)), '$restore_trace'(_354790, _354792))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_354790, _354792))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _143592), _354766, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_143592)
   Fail: (232) [system] atomic(_143592)
   Call: (232) [system] atom_chars(_143592, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (232) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (231) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _364166)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _366024)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55798e5fad60), _373762)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _376466)
   Exit: (232) [system] peek_char((0x55798e5fad60), '(')
   Call: (232) [system] '('=(;)
   Fail: (232) [system] '('=(;)
^  Call: (232) [user] is_like_space('(')
   Call: (233) [system] char_type('(', 'white')
   Fail: (233) [system] char_type('(', 'white')
   Call: (233) [system] char_type('(', end_of_line)
   Fail: (233) [system] char_type('(', end_of_line)
   Call: (233) [system] char_type('(', space)
   Fail: (233) [system] char_type('(', space)
   Call: (233) [system] char_type('(', cntrl)
   Fail: (233) [system] char_type('(', cntrl)
^  Fail: (232) [user] is_like_space('(')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _391544)
   Exit: (230) [system] peek_char((0x55798e5fad60), '(')
   Call: (230) [system] '('=')'
   Fail: (230) [system] '('=')'
   Call: (230) [system] '('=end_of_file
   Fail: (230) [system] '('=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _397114)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _398972)
   Exit: (232) [system] peek_char((0x55798e5fad60), '(')
   Call: (232) [system] '('=(;)
   Fail: (232) [system] '('=(;)
^  Call: (232) [user] is_like_space('(')
   Call: (233) [system] char_type('(', 'white')
   Fail: (233) [system] char_type('(', 'white')
   Call: (233) [system] char_type('(', end_of_line)
   Fail: (233) [system] char_type('(', end_of_line)
   Call: (233) [system] char_type('(', space)
   Fail: (233) [system] char_type('(', space)
   Call: (233) [system] char_type('(', cntrl)
   Fail: (233) [system] char_type('(', cntrl)
^  Fail: (232) [user] is_like_space('(')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _413126)
   Exit: (231) [system] get_char((0x55798e5fad60), '(')
   Call: (231) [system] '('='('
   Exit: (231) [system] '('='('
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _397114)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _418696)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'O')
   Call: (233) [system] 'O'=(;)
   Fail: (233) [system] 'O'=(;)
^  Call: (233) [user] is_like_space('O')
   Call: (234) [system] char_type('O', 'white')
   Fail: (234) [system] char_type('O', 'white')
   Call: (234) [system] char_type('O', end_of_line)
   Fail: (234) [system] char_type('O', end_of_line)
   Call: (234) [system] char_type('O', space)
   Fail: (234) [system] char_type('O', space)
   Call: (234) [system] char_type('O', cntrl)
   Fail: (234) [system] char_type('O', cntrl)
^  Fail: (233) [user] is_like_space('O')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _432850)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'O')
   Call: (232) [system] 'O'=')'
   Fail: (232) [system] 'O'=')'
   Call: (232) [system] 'O'=end_of_file
   Fail: (232) [system] 'O'=end_of_file
^  Call: (232) [user] cont_sexpr(')', (0x55798e5fad60), _438420)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _440278)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'O')
   Call: (234) [system] 'O'=(;)
   Fail: (234) [system] 'O'=(;)
^  Call: (234) [user] is_like_space('O')
   Call: (235) [system] char_type('O', 'white')
   Fail: (235) [system] char_type('O', 'white')
   Call: (235) [system] char_type('O', end_of_line)
   Fail: (235) [system] char_type('O', end_of_line)
   Call: (235) [system] char_type('O', space)
   Fail: (235) [system] char_type('O', space)
   Call: (235) [system] char_type('O', cntrl)
   Fail: (235) [system] char_type('O', cntrl)
^  Fail: (234) [user] is_like_space('O')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] get_char((0x55798e5fad60), _454432)
   Exit: (233) [system] get_char((0x55798e5fad60), 'O')
   Call: (233) [system] 'O'='('
   Fail: (233) [system] 'O'='('
   Call: (233) [system] 'O'='['
   Fail: (233) [system] 'O'='['
   Call: (233) [system] 'O'='{'
   Fail: (233) [system] 'O'='{'
   Call: (233) [system] 'O'='"'
   Fail: (233) [system] 'O'='"'
   Call: (233) [system] 'O'=!
   Fail: (233) [system] 'O'=!
   Call: (233) [system] 'O'='\''
   Fail: (233) [system] 'O'='\''
   Call: (233) [system] 'O'='`'
   Fail: (233) [system] 'O'='`'
   Call: (233) [system] 'O'=end_of_file
   Fail: (233) [system] 'O'=end_of_file
^  Call: (233) [user] read_symbolic(')', (0x55798e5fad60), 'O', _438420)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _472074)
   Call: (235) [system] peek_char((0x55798e5fad60), _473008)
   Exit: (235) [system] peek_char((0x55798e5fad60), r)
^  Call: (235) [user] is_delimiter(r)
   Call: (236) [system] char_type(r, space)
   Fail: (236) [system] char_type(r, space)
   Call: (236) [system] arg(_477728, v('(', ')', end_of_file), r)
   Fail: (236) [system] arg(_478660, v('(', ')', end_of_file), r)
^  Fail: (235) [user] is_delimiter(r)
   Call: (235) [system] ')'==r
   Fail: (235) [system] ')'==r
   Call: (235) [system] get_char((0x55798e5fad60), r)
   Exit: (235) [system] get_char((0x55798e5fad60), r)
   Call: (235) [system] r=(\)
   Fail: (235) [system] r=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _486010)
   Call: (236) [system] peek_char((0x55798e5fad60), _486944)
   Exit: (236) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (236) [user] is_delimiter('L')
   Call: (237) [system] char_type('L', space)
   Fail: (237) [system] char_type('L', space)
   Call: (237) [system] arg(_491664, v('(', ')', end_of_file), 'L')
   Fail: (237) [system] arg(_492596, v('(', ')', end_of_file), 'L')
^  Fail: (236) [user] is_delimiter('L')
   Call: (236) [system] ')'=='L'
   Fail: (236) [system] ')'=='L'
   Call: (236) [system] get_char((0x55798e5fad60), 'L')
   Exit: (236) [system] get_char((0x55798e5fad60), 'L')
   Call: (236) [system] 'L'=(\)
   Fail: (236) [system] 'L'=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _499946)
   Call: (237) [system] peek_char((0x55798e5fad60), _500880)
   Exit: (237) [system] peek_char((0x55798e5fad60), i)
^  Call: (237) [user] is_delimiter(i)
   Call: (238) [system] char_type(i, space)
   Fail: (238) [system] char_type(i, space)
   Call: (238) [system] arg(_505600, v('(', ')', end_of_file), i)
   Fail: (238) [system] arg(_506532, v('(', ')', end_of_file), i)
^  Fail: (237) [user] is_delimiter(i)
   Call: (237) [system] ')'==i
   Fail: (237) [system] ')'==i
   Call: (237) [system] get_char((0x55798e5fad60), i)
   Exit: (237) [system] get_char((0x55798e5fad60), i)
   Call: (237) [system] i=(\)
   Fail: (237) [system] i=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _513882)
   Call: (238) [system] peek_char((0x55798e5fad60), _514816)
   Exit: (238) [system] peek_char((0x55798e5fad60), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_519536, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_520468, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55798e5fad60), n)
   Exit: (238) [system] get_char((0x55798e5fad60), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _527818)
   Call: (239) [system] peek_char((0x55798e5fad60), _528752)
   Exit: (239) [system] peek_char((0x55798e5fad60), k)
^  Call: (239) [user] is_delimiter(k)
   Call: (240) [system] char_type(k, space)
   Fail: (240) [system] char_type(k, space)
   Call: (240) [system] arg(_533472, v('(', ')', end_of_file), k)
   Fail: (240) [system] arg(_534404, v('(', ')', end_of_file), k)
^  Fail: (239) [user] is_delimiter(k)
   Call: (239) [system] ')'==k
   Fail: (239) [system] ')'==k
   Call: (239) [system] get_char((0x55798e5fad60), k)
   Exit: (239) [system] get_char((0x55798e5fad60), k)
   Call: (239) [system] k=(\)
   Fail: (239) [system] k=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _541754)
   Call: (240) [system] peek_char((0x55798e5fad60), _542688)
   Exit: (240) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (240) [user] is_delimiter(' ')
   Call: (241) [system] char_type(' ', space)
   Exit: (241) [system] char_type(' ', space)
^  Exit: (240) [user] is_delimiter(' ')
   Call: (240) [system] _541754=[]
   Exit: (240) [system] []=[]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (239) [system] _527818=[k]
   Exit: (239) [system] [k]=[k]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (238) [system] _513882=[n, k]
   Exit: (238) [system] [n, k]=[n, k]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (237) [system] _499946=[i, n, k]
   Exit: (237) [system] [i, n, k]=[i, n, k]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (236) [system] _486010=['L', i, n, k]
   Exit: (236) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (235) [system] _472074=[r, 'L', i, n, k]
   Exit: (235) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (234) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _438420)
^  Call: (236) [system] setup_call_cleanup('$notrace'(_565968, _565970), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _438420), _565944, fail)), '$restore_trace'(_565968, _565970))
^  Call: (237) [system] sig_atomic(system:'$notrace'(_565968, _565970))
^  Exit: (236) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _438420), _565944, fail)), system:'$restore_trace'(3, -1))
   Call: (235) [system] atomic(_438420)
   Fail: (235) [system] atomic(_438420)
   Call: (235) [system] atom_chars(_438420, ['O', r, 'L', i, n, k])
   Exit: (235) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (234) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (233) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (232) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (232) [user] read_list(')', (0x55798e5fad60), _575344)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _577202)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
   Call: (234) [system] ' '=(;)
   Fail: (234) [system] ' '=(;)
^  Call: (234) [user] is_like_space(' ')
   Call: (235) [system] char_type(' ', 'white')
   Exit: (235) [system] char_type(' ', 'white')
^  Exit: (234) [user] is_like_space(' ')
   Call: (234) [system] get_char((0x55798e5fad60), _584940)
   Exit: (234) [system] get_char((0x55798e5fad60), ' ')
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _587644)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'C')
   Call: (235) [system] 'C'=(;)
   Fail: (235) [system] 'C'=(;)
^  Call: (235) [user] is_like_space('C')
   Call: (236) [system] char_type('C', 'white')
   Fail: (236) [system] char_type('C', 'white')
   Call: (236) [system] char_type('C', end_of_line)
   Fail: (236) [system] char_type('C', end_of_line)
   Call: (236) [system] char_type('C', space)
   Fail: (236) [system] char_type('C', space)
   Call: (236) [system] char_type('C', cntrl)
   Fail: (236) [system] char_type('C', cntrl)
^  Fail: (235) [user] is_like_space('C')
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _602722)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'C')
   Call: (233) [system] 'C'=')'
   Fail: (233) [system] 'C'=')'
   Call: (233) [system] 'C'=end_of_file
   Fail: (233) [system] 'C'=end_of_file
^  Call: (233) [user] cont_sexpr(')', (0x55798e5fad60), _608292)
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _610150)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'C')
   Call: (235) [system] 'C'=(;)
   Fail: (235) [system] 'C'=(;)
^  Call: (235) [user] is_like_space('C')
   Call: (236) [system] char_type('C', 'white')
   Fail: (236) [system] char_type('C', 'white')
   Call: (236) [system] char_type('C', end_of_line)
   Fail: (236) [system] char_type('C', end_of_line)
   Call: (236) [system] char_type('C', space)
   Fail: (236) [system] char_type('C', space)
   Call: (236) [system] char_type('C', cntrl)
   Fail: (236) [system] char_type('C', cntrl)
^  Fail: (235) [user] is_like_space('C')
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] get_char((0x55798e5fad60), _624304)
   Exit: (234) [system] get_char((0x55798e5fad60), 'C')
   Call: (234) [system] 'C'='('
   Fail: (234) [system] 'C'='('
   Call: (234) [system] 'C'='['
   Fail: (234) [system] 'C'='['
   Call: (234) [system] 'C'='{'
   Fail: (234) [system] 'C'='{'
   Call: (234) [system] 'C'='"'
   Fail: (234) [system] 'C'='"'
   Call: (234) [system] 'C'=!
   Fail: (234) [system] 'C'=!
   Call: (234) [system] 'C'='\''
   Fail: (234) [system] 'C'='\''
   Call: (234) [system] 'C'='`'
   Fail: (234) [system] 'C'='`'
   Call: (234) [system] 'C'=end_of_file
   Fail: (234) [system] 'C'=end_of_file
^  Call: (234) [user] read_symbolic(')', (0x55798e5fad60), 'C', _608292)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _641946)
   Call: (236) [system] peek_char((0x55798e5fad60), _642880)
   Exit: (236) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _641946=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (235) [user] classify_and_convert_charseq('C', [], _608292)
^  Call: (237) [system] setup_call_cleanup('$notrace'(_652190, _652192), once(user:catch(read_from_chars(['C'], _608292), _652166, fail)), '$restore_trace'(_652190, _652192))
^  Call: (238) [system] sig_atomic(system:'$notrace'(_652190, _652192))
^  Exit: (237) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _608292), _652166, fail)), system:'$restore_trace'(3, -1))
   Call: (236) [system] atomic(_608292)
   Fail: (236) [system] atomic(_608292)
   Call: (236) [system] atom_chars(_608292, ['C'])
   Exit: (236) [system] atom_chars('C', ['C'])
^  Exit: (235) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (234) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (233) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (233) [user] read_list(')', (0x55798e5fad60), _661566)
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _663424)
   Exit: (235) [system] peek_char((0x55798e5fad60), ' ')
   Call: (235) [system] ' '=(;)
   Fail: (235) [system] ' '=(;)
^  Call: (235) [user] is_like_space(' ')
   Call: (236) [system] char_type(' ', 'white')
   Exit: (236) [system] char_type(' ', 'white')
^  Exit: (235) [user] is_like_space(' ')
   Call: (235) [system] get_char((0x55798e5fad60), _671162)
   Exit: (235) [system] get_char((0x55798e5fad60), ' ')
^  Call: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _673866)
   Exit: (236) [system] peek_char((0x55798e5fad60), 'D')
   Call: (236) [system] 'D'=(;)
   Fail: (236) [system] 'D'=(;)
^  Call: (236) [user] is_like_space('D')
   Call: (237) [system] char_type('D', 'white')
   Fail: (237) [system] char_type('D', 'white')
   Call: (237) [system] char_type('D', end_of_line)
   Fail: (237) [system] char_type('D', end_of_line)
   Call: (237) [system] char_type('D', space)
   Fail: (237) [system] char_type('D', space)
   Call: (237) [system] char_type('D', cntrl)
   Fail: (237) [system] char_type('D', cntrl)
^  Fail: (236) [user] is_like_space('D')
^  Exit: (235) [user] skip_spaces((0x55798e5fad60))
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _688944)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'D')
   Call: (234) [system] 'D'=')'
   Fail: (234) [system] 'D'=')'
   Call: (234) [system] 'D'=end_of_file
   Fail: (234) [system] 'D'=end_of_file
^  Call: (234) [user] cont_sexpr(')', (0x55798e5fad60), _694514)
^  Call: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _696372)
   Exit: (236) [system] peek_char((0x55798e5fad60), 'D')
   Call: (236) [system] 'D'=(;)
   Fail: (236) [system] 'D'=(;)
^  Call: (236) [user] is_like_space('D')
   Call: (237) [system] char_type('D', 'white')
   Fail: (237) [system] char_type('D', 'white')
   Call: (237) [system] char_type('D', end_of_line)
   Fail: (237) [system] char_type('D', end_of_line)
   Call: (237) [system] char_type('D', space)
   Fail: (237) [system] char_type('D', space)
   Call: (237) [system] char_type('D', cntrl)
   Fail: (237) [system] char_type('D', cntrl)
^  Fail: (236) [user] is_like_space('D')
^  Exit: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] get_char((0x55798e5fad60), _710526)
   Exit: (235) [system] get_char((0x55798e5fad60), 'D')
   Call: (235) [system] 'D'='('
   Fail: (235) [system] 'D'='('
   Call: (235) [system] 'D'='['
   Fail: (235) [system] 'D'='['
   Call: (235) [system] 'D'='{'
   Fail: (235) [system] 'D'='{'
   Call: (235) [system] 'D'='"'
   Fail: (235) [system] 'D'='"'
   Call: (235) [system] 'D'=!
   Fail: (235) [system] 'D'=!
   Call: (235) [system] 'D'='\''
   Fail: (235) [system] 'D'='\''
   Call: (235) [system] 'D'='`'
   Fail: (235) [system] 'D'='`'
   Call: (235) [system] 'D'=end_of_file
   Fail: (235) [system] 'D'=end_of_file
^  Call: (235) [user] read_symbolic(')', (0x55798e5fad60), 'D', _694514)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _728168)
   Call: (237) [system] peek_char((0x55798e5fad60), _729102)
   Exit: (237) [system] peek_char((0x55798e5fad60), ')')
^  Call: (237) [user] is_delimiter(')')
   Call: (238) [system] char_type(')', space)
   Fail: (238) [system] char_type(')', space)
   Call: (238) [system] arg(_733822, v('(', ')', end_of_file), ')')
   Exit: (238) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (237) [user] is_delimiter(')')
   Call: (237) [system] _728168=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (236) [user] classify_and_convert_charseq('D', [], _694514)
^  Call: (238) [system] setup_call_cleanup('$notrace'(_740284, _740286), once(user:catch(read_from_chars(['D'], _694514), _740260, fail)), '$restore_trace'(_740284, _740286))
^  Call: (239) [system] sig_atomic(system:'$notrace'(_740284, _740286))
^  Exit: (238) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _694514), _740260, fail)), system:'$restore_trace'(3, -1))
   Call: (237) [system] atomic(_694514)
   Fail: (237) [system] atomic(_694514)
   Call: (237) [system] atom_chars(_694514, ['D'])
   Exit: (237) [system] atom_chars('D', ['D'])
^  Exit: (236) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (235) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (234) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (234) [user] read_list(')', (0x55798e5fad60), _749660)
^  Call: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _751518)
   Exit: (236) [system] peek_char((0x55798e5fad60), ')')
   Call: (236) [system] ')'=(;)
   Fail: (236) [system] ')'=(;)
^  Call: (236) [user] is_like_space(')')
   Call: (237) [system] char_type(')', 'white')
   Fail: (237) [system] char_type(')', 'white')
   Call: (237) [system] char_type(')', end_of_line)
   Fail: (237) [system] char_type(')', end_of_line)
   Call: (237) [system] char_type(')', space)
   Fail: (237) [system] char_type(')', space)
   Call: (237) [system] char_type(')', cntrl)
   Fail: (237) [system] char_type(')', cntrl)
^  Fail: (236) [user] is_like_space(')')
^  Exit: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _765672)
   Exit: (235) [system] peek_char((0x55798e5fad60), ')')
   Call: (235) [system] ')'=')'
   Exit: (235) [system] ')'=')'
   Call: (235) [system] get_char((0x55798e5fad60), _769462)
   Exit: (235) [system] get_char((0x55798e5fad60), ')')
   Call: (235) [system] _749660=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_list(')', (0x55798e5fad60), [])
   Call: (234) [system] _661566=['D']
   Exit: (234) [system] ['D']=['D']
^  Exit: (233) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (233) [system] _575344=['C', 'D']
   Exit: (233) [system] ['C', 'D']=['C', 'D']
^  Exit: (232) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (232) [system] _397114=['OrLink', 'C', 'D']
   Exit: (232) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _783344)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _785202)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
   Call: (232) [system] ' '=(;)
   Fail: (232) [system] ' '=(;)
^  Call: (232) [user] is_like_space(' ')
   Call: (233) [system] char_type(' ', 'white')
   Exit: (233) [system] char_type(' ', 'white')
^  Exit: (232) [user] is_like_space(' ')
   Call: (232) [system] get_char((0x55798e5fad60), _792940)
   Exit: (232) [system] get_char((0x55798e5fad60), ' ')
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _795644)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'E')
   Call: (233) [system] 'E'=(;)
   Fail: (233) [system] 'E'=(;)
^  Call: (233) [user] is_like_space('E')
   Call: (234) [system] char_type('E', 'white')
   Fail: (234) [system] char_type('E', 'white')
   Call: (234) [system] char_type('E', end_of_line)
   Fail: (234) [system] char_type('E', end_of_line)
   Call: (234) [system] char_type('E', space)
   Fail: (234) [system] char_type('E', space)
   Call: (234) [system] char_type('E', cntrl)
   Fail: (234) [system] char_type('E', cntrl)
^  Fail: (233) [user] is_like_space('E')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _810722)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'E')
   Call: (231) [system] 'E'=')'
   Fail: (231) [system] 'E'=')'
   Call: (231) [system] 'E'=end_of_file
   Fail: (231) [system] 'E'=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55798e5fad60), _816292)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _818150)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'E')
   Call: (233) [system] 'E'=(;)
   Fail: (233) [system] 'E'=(;)
^  Call: (233) [user] is_like_space('E')
   Call: (234) [system] char_type('E', 'white')
   Fail: (234) [system] char_type('E', 'white')
   Call: (234) [system] char_type('E', end_of_line)
   Fail: (234) [system] char_type('E', end_of_line)
   Call: (234) [system] char_type('E', space)
   Fail: (234) [system] char_type('E', space)
   Call: (234) [system] char_type('E', cntrl)
   Fail: (234) [system] char_type('E', cntrl)
^  Fail: (233) [user] is_like_space('E')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] get_char((0x55798e5fad60), _832304)
   Exit: (232) [system] get_char((0x55798e5fad60), 'E')
   Call: (232) [system] 'E'='('
   Fail: (232) [system] 'E'='('
   Call: (232) [system] 'E'='['
   Fail: (232) [system] 'E'='['
   Call: (232) [system] 'E'='{'
   Fail: (232) [system] 'E'='{'
   Call: (232) [system] 'E'='"'
   Fail: (232) [system] 'E'='"'
   Call: (232) [system] 'E'=!
   Fail: (232) [system] 'E'=!
   Call: (232) [system] 'E'='\''
   Fail: (232) [system] 'E'='\''
   Call: (232) [system] 'E'='`'
   Fail: (232) [system] 'E'='`'
   Call: (232) [system] 'E'=end_of_file
   Fail: (232) [system] 'E'=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55798e5fad60), 'E', _816292)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _849946)
   Call: (234) [system] peek_char((0x55798e5fad60), _850880)
   Exit: (234) [system] peek_char((0x55798e5fad60), ')')
^  Call: (234) [user] is_delimiter(')')
   Call: (235) [system] char_type(')', space)
   Fail: (235) [system] char_type(')', space)
   Call: (235) [system] arg(_855600, v('(', ')', end_of_file), ')')
   Exit: (235) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (234) [user] is_delimiter(')')
   Call: (234) [system] _849946=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (233) [user] classify_and_convert_charseq('E', [], _816292)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_862062, _862064), once(user:catch(read_from_chars(['E'], _816292), _862038, fail)), '$restore_trace'(_862062, _862064))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_862062, _862064))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _816292), _862038, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(_816292)
   Fail: (234) [system] atomic(_816292)
   Call: (234) [system] atom_chars(_816292, ['E'])
   Exit: (234) [system] atom_chars('E', ['E'])
^  Exit: (233) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (232) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (231) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _871438)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _873296)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
   Call: (233) [system] ')'=(;)
   Fail: (233) [system] ')'=(;)
^  Call: (233) [user] is_like_space(')')
   Call: (234) [system] char_type(')', 'white')
   Fail: (234) [system] char_type(')', 'white')
   Call: (234) [system] char_type(')', end_of_line)
   Fail: (234) [system] char_type(')', end_of_line)
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] char_type(')', cntrl)
   Fail: (234) [system] char_type(')', cntrl)
^  Fail: (233) [user] is_like_space(')')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _887450)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
   Call: (232) [system] ')'=')'
   Exit: (232) [system] ')'=')'
   Call: (232) [system] get_char((0x55798e5fad60), _891240)
   Exit: (232) [system] get_char((0x55798e5fad60), ')')
   Call: (232) [system] _871438=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), [])
   Call: (231) [system] _783344=['E']
   Exit: (231) [system] ['E']=['E']
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (230) [system] _364166=[['OrLink', 'C', 'D'], 'E']
   Exit: (230) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (229) [system] _102286=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (229) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _905122)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _906980)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=(;)
   Fail: (229) [system] ')'=(;)
^  Call: (229) [user] is_like_space(')')
   Call: (230) [system] char_type(')', 'white')
   Fail: (230) [system] char_type(')', 'white')
   Call: (230) [system] char_type(')', end_of_line)
   Fail: (230) [system] char_type(')', end_of_line)
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] char_type(')', cntrl)
   Fail: (230) [system] char_type(')', cntrl)
^  Fail: (229) [user] is_like_space(')')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _921134)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=')'
   Exit: (228) [system] ')'=')'
   Call: (228) [system] get_char((0x55798e5fad60), _924924)
   Exit: (228) [system] get_char((0x55798e5fad60), ')')
   Call: (228) [system] _905122=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [])
   Call: (227) [system] _69338=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (227) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (226) [system] _6210=['A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (226) [system] ['A', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['A', ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (225) [system] _6202=['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (225) [system] ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _938806)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _940664)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _954818)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55798e5fad60), _958608)
   Exit: (224) [system] get_char((0x55798e5fad60), ')')
   Call: (224) [system] _938806=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [])
   Call: (223) [system] _6198=[['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (223) [system] [['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (222) [system] _6174=[['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (222) [system] [['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (221) [system] _6166=[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (221) [system] [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _972490)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _974348)
   Exit: (221) [system] peek_char((0x55798e5fad60), '\n')
   Call: (221) [system] '\n'=(;)
   Fail: (221) [system] '\n'=(;)
^  Call: (221) [user] is_like_space('\n')
   Call: (222) [system] char_type('\n', 'white')
   Fail: (222) [system] char_type('\n', 'white')
   Call: (222) [system] char_type('\n', end_of_line)
   Exit: (222) [system] char_type('\n', end_of_line)
^  Exit: (221) [user] is_like_space('\n')
   Call: (221) [system] get_char((0x55798e5fad60), _983942)
   Exit: (221) [system] get_char((0x55798e5fad60), '\n')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _986646)
   Exit: (222) [system] peek_char((0x55798e5fad60), '\t')
   Call: (222) [system] '\t'=(;)
   Fail: (222) [system] '\t'=(;)
^  Call: (222) [user] is_like_space('\t')
   Call: (223) [system] char_type('\t', 'white')
   Exit: (223) [system] char_type('\t', 'white')
^  Exit: (222) [user] is_like_space('\t')
   Call: (222) [system] get_char((0x55798e5fad60), _994384)
   Exit: (222) [system] get_char((0x55798e5fad60), '\t')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _997088)
   Exit: (223) [system] peek_char((0x55798e5fad60), '\t')
   Call: (223) [system] '\t'=(;)
   Fail: (223) [system] '\t'=(;)
^  Call: (223) [user] is_like_space('\t')
   Call: (224) [system] char_type('\t', 'white')
   Exit: (224) [system] char_type('\t', 'white')
^  Exit: (223) [user] is_like_space('\t')
   Call: (223) [system] get_char((0x55798e5fad60), _1004826)
   Exit: (223) [system] get_char((0x55798e5fad60), '\t')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1007530)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _1015268)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1017972)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1035822)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1041392)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1043250)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1057404)
   Exit: (221) [system] get_char((0x55798e5fad60), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1041392)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1062974)
   Exit: (223) [system] peek_char((0x55798e5fad60), :)
   Call: (223) [system] (:)=(;)
   Fail: (223) [system] (:)=(;)
^  Call: (223) [user] is_like_space(:)
   Call: (224) [system] char_type(:, 'white')
   Fail: (224) [system] char_type(:, 'white')
   Call: (224) [system] char_type(:, end_of_line)
   Fail: (224) [system] char_type(:, end_of_line)
   Call: (224) [system] char_type(:, space)
   Fail: (224) [system] char_type(:, space)
   Call: (224) [system] char_type(:, cntrl)
   Fail: (224) [system] char_type(:, cntrl)
^  Fail: (223) [user] is_like_space(:)
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1077128)
   Exit: (222) [system] peek_char((0x55798e5fad60), :)
   Call: (222) [system] (:)=')'
   Fail: (222) [system] (:)=')'
   Call: (222) [system] (:)=end_of_file
   Fail: (222) [system] (:)=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1082698)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1084556)
   Exit: (224) [system] peek_char((0x55798e5fad60), :)
   Call: (224) [system] (:)=(;)
   Fail: (224) [system] (:)=(;)
^  Call: (224) [user] is_like_space(:)
   Call: (225) [system] char_type(:, 'white')
   Fail: (225) [system] char_type(:, 'white')
   Call: (225) [system] char_type(:, end_of_line)
   Fail: (225) [system] char_type(:, end_of_line)
   Call: (225) [system] char_type(:, space)
   Fail: (225) [system] char_type(:, space)
   Call: (225) [system] char_type(:, cntrl)
   Fail: (225) [system] char_type(:, cntrl)
^  Fail: (224) [user] is_like_space(:)
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1098710)
   Exit: (223) [system] get_char((0x55798e5fad60), :)
   Call: (223) [system] (:)='('
   Fail: (223) [system] (:)='('
   Call: (223) [system] (:)='['
   Fail: (223) [system] (:)='['
   Call: (223) [system] (:)='{'
   Fail: (223) [system] (:)='{'
   Call: (223) [system] (:)='"'
   Fail: (223) [system] (:)='"'
   Call: (223) [system] (:)=!
   Fail: (223) [system] (:)=!
   Call: (223) [system] (:)='\''
   Fail: (223) [system] (:)='\''
   Call: (223) [system] (:)='`'
   Fail: (223) [system] (:)='`'
   Call: (223) [system] (:)=end_of_file
   Fail: (223) [system] (:)=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), :, _1082698)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1116352)
   Call: (225) [system] peek_char((0x55798e5fad60), _1117286)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _1116352=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (224) [user] classify_and_convert_charseq(:, [], _1082698)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1126596, _1126598), once(user:catch(read_from_chars([:], _1082698), _1126572, fail)), '$restore_trace'(_1126596, _1126598))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1126596, _1126598))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1126572, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(:)
   Exit: (225) [system] atomic(:)
^  Exit: (224) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1134096)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1135954)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _1143692)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1146396)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1161474)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=')'
   Fail: (223) [system] '('=')'
   Call: (223) [system] '('=end_of_file
   Fail: (223) [system] '('=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1167044)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1168902)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1183056)
   Exit: (224) [system] get_char((0x55798e5fad60), '(')
   Call: (224) [system] '('='('
   Exit: (224) [system] '('='('
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1167044)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1188626)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'D')
   Call: (226) [system] 'D'=(;)
   Fail: (226) [system] 'D'=(;)
^  Call: (226) [user] is_like_space('D')
   Call: (227) [system] char_type('D', 'white')
   Fail: (227) [system] char_type('D', 'white')
   Call: (227) [system] char_type('D', end_of_line)
   Fail: (227) [system] char_type('D', end_of_line)
   Call: (227) [system] char_type('D', space)
   Fail: (227) [system] char_type('D', space)
   Call: (227) [system] char_type('D', cntrl)
   Fail: (227) [system] char_type('D', cntrl)
^  Fail: (226) [user] is_like_space('D')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1202780)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'D')
   Call: (225) [system] 'D'=')'
   Fail: (225) [system] 'D'=')'
   Call: (225) [system] 'D'=end_of_file
   Fail: (225) [system] 'D'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1208350)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1210208)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'D')
   Call: (227) [system] 'D'=(;)
   Fail: (227) [system] 'D'=(;)
^  Call: (227) [user] is_like_space('D')
   Call: (228) [system] char_type('D', 'white')
   Fail: (228) [system] char_type('D', 'white')
   Call: (228) [system] char_type('D', end_of_line)
   Fail: (228) [system] char_type('D', end_of_line)
   Call: (228) [system] char_type('D', space)
   Fail: (228) [system] char_type('D', space)
   Call: (228) [system] char_type('D', cntrl)
   Fail: (228) [system] char_type('D', cntrl)
^  Fail: (227) [user] is_like_space('D')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1224362)
   Exit: (226) [system] get_char((0x55798e5fad60), 'D')
   Call: (226) [system] 'D'='('
   Fail: (226) [system] 'D'='('
   Call: (226) [system] 'D'='['
   Fail: (226) [system] 'D'='['
   Call: (226) [system] 'D'='{'
   Fail: (226) [system] 'D'='{'
   Call: (226) [system] 'D'='"'
   Fail: (226) [system] 'D'='"'
   Call: (226) [system] 'D'=!
   Fail: (226) [system] 'D'=!
   Call: (226) [system] 'D'='\''
   Fail: (226) [system] 'D'='\''
   Call: (226) [system] 'D'='`'
   Fail: (226) [system] 'D'='`'
   Call: (226) [system] 'D'=end_of_file
   Fail: (226) [system] 'D'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1208350)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1242004)
   Call: (228) [system] peek_char((0x55798e5fad60), _1242938)
   Exit: (228) [system] peek_char((0x55798e5fad60), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_1247658, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_1248590, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55798e5fad60), i)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1255940)
   Call: (229) [system] peek_char((0x55798e5fad60), _1256874)
   Exit: (229) [system] peek_char((0x55798e5fad60), s)
^  Call: (229) [user] is_delimiter(s)
   Call: (230) [system] char_type(s, space)
   Fail: (230) [system] char_type(s, space)
   Call: (230) [system] arg(_1261594, v('(', ')', end_of_file), s)
   Fail: (230) [system] arg(_1262526, v('(', ')', end_of_file), s)
^  Fail: (229) [user] is_delimiter(s)
   Call: (229) [system] ')'==s
   Fail: (229) [system] ')'==s
   Call: (229) [system] get_char((0x55798e5fad60), s)
   Exit: (229) [system] get_char((0x55798e5fad60), s)
   Call: (229) [system] s=(\)
   Fail: (229) [system] s=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1269876)
   Call: (230) [system] peek_char((0x55798e5fad60), _1270810)
   Exit: (230) [system] peek_char((0x55798e5fad60), j)
^  Call: (230) [user] is_delimiter(j)
   Call: (231) [system] char_type(j, space)
   Fail: (231) [system] char_type(j, space)
   Call: (231) [system] arg(_1275530, v('(', ')', end_of_file), j)
   Fail: (231) [system] arg(_1276462, v('(', ')', end_of_file), j)
^  Fail: (230) [user] is_delimiter(j)
   Call: (230) [system] ')'==j
   Fail: (230) [system] ')'==j
   Call: (230) [system] get_char((0x55798e5fad60), j)
   Exit: (230) [system] get_char((0x55798e5fad60), j)
   Call: (230) [system] j=(\)
   Fail: (230) [system] j=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1283812)
   Call: (231) [system] peek_char((0x55798e5fad60), _1284746)
   Exit: (231) [system] peek_char((0x55798e5fad60), u)
^  Call: (231) [user] is_delimiter(u)
   Call: (232) [system] char_type(u, space)
   Fail: (232) [system] char_type(u, space)
   Call: (232) [system] arg(_1289466, v('(', ')', end_of_file), u)
   Fail: (232) [system] arg(_1290398, v('(', ')', end_of_file), u)
^  Fail: (231) [user] is_delimiter(u)
   Call: (231) [system] ')'==u
   Fail: (231) [system] ')'==u
   Call: (231) [system] get_char((0x55798e5fad60), u)
   Exit: (231) [system] get_char((0x55798e5fad60), u)
   Call: (231) [system] u=(\)
   Fail: (231) [system] u=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1297748)
   Call: (232) [system] peek_char((0x55798e5fad60), _1298682)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_1303402, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_1304334, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1311684)
   Call: (233) [system] peek_char((0x55798e5fad60), _1312618)
   Exit: (233) [system] peek_char((0x55798e5fad60), c)
^  Call: (233) [user] is_delimiter(c)
   Call: (234) [system] char_type(c, space)
   Fail: (234) [system] char_type(c, space)
   Call: (234) [system] arg(_1317338, v('(', ')', end_of_file), c)
   Fail: (234) [system] arg(_1318270, v('(', ')', end_of_file), c)
^  Fail: (233) [user] is_delimiter(c)
   Call: (233) [system] ')'==c
   Fail: (233) [system] ')'==c
   Call: (233) [system] get_char((0x55798e5fad60), c)
   Exit: (233) [system] get_char((0x55798e5fad60), c)
   Call: (233) [system] c=(\)
   Fail: (233) [system] c=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1325620)
   Call: (234) [system] peek_char((0x55798e5fad60), _1326554)
   Exit: (234) [system] peek_char((0x55798e5fad60), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_1331274, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_1332206, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55798e5fad60), t)
   Exit: (234) [system] get_char((0x55798e5fad60), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1339556)
   Call: (235) [system] peek_char((0x55798e5fad60), _1340490)
   Exit: (235) [system] peek_char((0x55798e5fad60), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_1345210, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_1346142, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55798e5fad60), i)
   Exit: (235) [system] get_char((0x55798e5fad60), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1353492)
   Call: (236) [system] peek_char((0x55798e5fad60), _1354426)
   Exit: (236) [system] peek_char((0x55798e5fad60), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_1359146, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_1360078, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55798e5fad60), o)
   Exit: (236) [system] get_char((0x55798e5fad60), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1367428)
   Call: (237) [system] peek_char((0x55798e5fad60), _1368362)
   Exit: (237) [system] peek_char((0x55798e5fad60), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_1373082, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_1374014, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55798e5fad60), n)
   Exit: (237) [system] get_char((0x55798e5fad60), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1381364)
   Call: (238) [system] peek_char((0x55798e5fad60), _1382298)
   Exit: (238) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (238) [user] is_delimiter('I')
   Call: (239) [system] char_type('I', space)
   Fail: (239) [system] char_type('I', space)
   Call: (239) [system] arg(_1387018, v('(', ')', end_of_file), 'I')
   Fail: (239) [system] arg(_1387950, v('(', ')', end_of_file), 'I')
^  Fail: (238) [user] is_delimiter('I')
   Call: (238) [system] ')'=='I'
   Fail: (238) [system] ')'=='I'
   Call: (238) [system] get_char((0x55798e5fad60), 'I')
   Exit: (238) [system] get_char((0x55798e5fad60), 'I')
   Call: (238) [system] 'I'=(\)
   Fail: (238) [system] 'I'=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1395300)
   Call: (239) [system] peek_char((0x55798e5fad60), _1396234)
   Exit: (239) [system] peek_char((0x55798e5fad60), n)
^  Call: (239) [user] is_delimiter(n)
   Call: (240) [system] char_type(n, space)
   Fail: (240) [system] char_type(n, space)
   Call: (240) [system] arg(_1400954, v('(', ')', end_of_file), n)
   Fail: (240) [system] arg(_1401886, v('(', ')', end_of_file), n)
^  Fail: (239) [user] is_delimiter(n)
   Call: (239) [system] ')'==n
   Fail: (239) [system] ')'==n
   Call: (239) [system] get_char((0x55798e5fad60), n)
   Exit: (239) [system] get_char((0x55798e5fad60), n)
   Call: (239) [system] n=(\)
   Fail: (239) [system] n=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1409236)
   Call: (240) [system] peek_char((0x55798e5fad60), _1410170)
   Exit: (240) [system] peek_char((0x55798e5fad60), t)
^  Call: (240) [user] is_delimiter(t)
   Call: (241) [system] char_type(t, space)
   Fail: (241) [system] char_type(t, space)
   Call: (241) [system] arg(_1414890, v('(', ')', end_of_file), t)
   Fail: (241) [system] arg(_1415822, v('(', ')', end_of_file), t)
^  Fail: (240) [user] is_delimiter(t)
   Call: (240) [system] ')'==t
   Fail: (240) [system] ')'==t
   Call: (240) [system] get_char((0x55798e5fad60), t)
   Exit: (240) [system] get_char((0x55798e5fad60), t)
   Call: (240) [system] t=(\)
   Fail: (240) [system] t=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1423172)
   Call: (241) [system] peek_char((0x55798e5fad60), _1424106)
   Exit: (241) [system] peek_char((0x55798e5fad60), r)
^  Call: (241) [user] is_delimiter(r)
   Call: (242) [system] char_type(r, space)
   Fail: (242) [system] char_type(r, space)
   Call: (242) [system] arg(_1428826, v('(', ')', end_of_file), r)
   Fail: (242) [system] arg(_1429758, v('(', ')', end_of_file), r)
^  Fail: (241) [user] is_delimiter(r)
   Call: (241) [system] ')'==r
   Fail: (241) [system] ')'==r
   Call: (241) [system] get_char((0x55798e5fad60), r)
   Exit: (241) [system] get_char((0x55798e5fad60), r)
   Call: (241) [system] r=(\)
   Fail: (241) [system] r=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1437108)
   Call: (242) [system] peek_char((0x55798e5fad60), _1438042)
   Exit: (242) [system] peek_char((0x55798e5fad60), o)
^  Call: (242) [user] is_delimiter(o)
   Call: (243) [system] char_type(o, space)
   Fail: (243) [system] char_type(o, space)
   Call: (243) [system] arg(_1442762, v('(', ')', end_of_file), o)
   Fail: (243) [system] arg(_1443694, v('(', ')', end_of_file), o)
^  Fail: (242) [user] is_delimiter(o)
   Call: (242) [system] ')'==o
   Fail: (242) [system] ')'==o
   Call: (242) [system] get_char((0x55798e5fad60), o)
   Exit: (242) [system] get_char((0x55798e5fad60), o)
   Call: (242) [system] o=(\)
   Fail: (242) [system] o=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1451044)
   Call: (243) [system] peek_char((0x55798e5fad60), _1451978)
   Exit: (243) [system] peek_char((0x55798e5fad60), d)
^  Call: (243) [user] is_delimiter(d)
   Call: (244) [system] char_type(d, space)
   Fail: (244) [system] char_type(d, space)
   Call: (244) [system] arg(_1456698, v('(', ')', end_of_file), d)
   Fail: (244) [system] arg(_1457630, v('(', ')', end_of_file), d)
^  Fail: (243) [user] is_delimiter(d)
   Call: (243) [system] ')'==d
   Fail: (243) [system] ')'==d
   Call: (243) [system] get_char((0x55798e5fad60), d)
   Exit: (243) [system] get_char((0x55798e5fad60), d)
   Call: (243) [system] d=(\)
   Fail: (243) [system] d=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1464980)
   Call: (244) [system] peek_char((0x55798e5fad60), _1465914)
   Exit: (244) [system] peek_char((0x55798e5fad60), u)
^  Call: (244) [user] is_delimiter(u)
   Call: (245) [system] char_type(u, space)
   Fail: (245) [system] char_type(u, space)
   Call: (245) [system] arg(_1470634, v('(', ')', end_of_file), u)
   Fail: (245) [system] arg(_1471566, v('(', ')', end_of_file), u)
^  Fail: (244) [user] is_delimiter(u)
   Call: (244) [system] ')'==u
   Fail: (244) [system] ')'==u
   Call: (244) [system] get_char((0x55798e5fad60), u)
   Exit: (244) [system] get_char((0x55798e5fad60), u)
   Call: (244) [system] u=(\)
   Fail: (244) [system] u=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1478916)
   Call: (245) [system] peek_char((0x55798e5fad60), _1479850)
   Exit: (245) [system] peek_char((0x55798e5fad60), c)
^  Call: (245) [user] is_delimiter(c)
   Call: (246) [system] char_type(c, space)
   Fail: (246) [system] char_type(c, space)
   Call: (246) [system] arg(_1484570, v('(', ')', end_of_file), c)
   Fail: (246) [system] arg(_1485502, v('(', ')', end_of_file), c)
^  Fail: (245) [user] is_delimiter(c)
   Call: (245) [system] ')'==c
   Fail: (245) [system] ')'==c
   Call: (245) [system] get_char((0x55798e5fad60), c)
   Exit: (245) [system] get_char((0x55798e5fad60), c)
   Call: (245) [system] c=(\)
   Fail: (245) [system] c=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _1492852)
   Call: (246) [system] peek_char((0x55798e5fad60), _1493786)
   Exit: (246) [system] peek_char((0x55798e5fad60), t)
^  Call: (246) [user] is_delimiter(t)
   Call: (247) [system] char_type(t, space)
   Fail: (247) [system] char_type(t, space)
   Call: (247) [system] arg(_1498506, v('(', ')', end_of_file), t)
   Fail: (247) [system] arg(_1499438, v('(', ')', end_of_file), t)
^  Fail: (246) [user] is_delimiter(t)
   Call: (246) [system] ')'==t
   Fail: (246) [system] ')'==t
   Call: (246) [system] get_char((0x55798e5fad60), t)
   Exit: (246) [system] get_char((0x55798e5fad60), t)
   Call: (246) [system] t=(\)
   Fail: (246) [system] t=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _1506788)
   Call: (247) [system] peek_char((0x55798e5fad60), _1507722)
   Exit: (247) [system] peek_char((0x55798e5fad60), i)
^  Call: (247) [user] is_delimiter(i)
   Call: (248) [system] char_type(i, space)
   Fail: (248) [system] char_type(i, space)
   Call: (248) [system] arg(_1512442, v('(', ')', end_of_file), i)
   Fail: (248) [system] arg(_1513374, v('(', ')', end_of_file), i)
^  Fail: (247) [user] is_delimiter(i)
   Call: (247) [system] ')'==i
   Fail: (247) [system] ')'==i
   Call: (247) [system] get_char((0x55798e5fad60), i)
   Exit: (247) [system] get_char((0x55798e5fad60), i)
   Call: (247) [system] i=(\)
   Fail: (247) [system] i=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), _1520724)
   Call: (248) [system] peek_char((0x55798e5fad60), _1521658)
   Exit: (248) [system] peek_char((0x55798e5fad60), o)
^  Call: (248) [user] is_delimiter(o)
   Call: (249) [system] char_type(o, space)
   Fail: (249) [system] char_type(o, space)
   Call: (249) [system] arg(_1526378, v('(', ')', end_of_file), o)
   Fail: (249) [system] arg(_1527310, v('(', ')', end_of_file), o)
^  Fail: (248) [user] is_delimiter(o)
   Call: (248) [system] ')'==o
   Fail: (248) [system] ')'==o
   Call: (248) [system] get_char((0x55798e5fad60), o)
   Exit: (248) [system] get_char((0x55798e5fad60), o)
   Call: (248) [system] o=(\)
   Fail: (248) [system] o=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), _1534660)
   Call: (249) [system] peek_char((0x55798e5fad60), _1535594)
   Exit: (249) [system] peek_char((0x55798e5fad60), n)
^  Call: (249) [user] is_delimiter(n)
   Call: (250) [system] char_type(n, space)
   Fail: (250) [system] char_type(n, space)
   Call: (250) [system] arg(_1540314, v('(', ')', end_of_file), n)
   Fail: (250) [system] arg(_1541246, v('(', ')', end_of_file), n)
^  Fail: (249) [user] is_delimiter(n)
   Call: (249) [system] ')'==n
   Fail: (249) [system] ')'==n
   Call: (249) [system] get_char((0x55798e5fad60), n)
   Exit: (249) [system] get_char((0x55798e5fad60), n)
   Call: (249) [system] n=(\)
   Fail: (249) [system] n=(\)
^  Call: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), _1548596)
   Call: (250) [system] peek_char((0x55798e5fad60), _1549530)
   Exit: (250) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (250) [user] is_delimiter(' ')
   Call: (251) [system] char_type(' ', space)
   Exit: (251) [system] char_type(' ', space)
^  Exit: (250) [user] is_delimiter(' ')
   Call: (250) [system] _1548596=[]
   Exit: (250) [system] []=[]
^  Exit: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (249) [system] _1534660=[n]
   Exit: (249) [system] [n]=[n]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (248) [system] _1520724=[o, n]
   Exit: (248) [system] [o, n]=[o, n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (247) [system] _1506788=[i, o, n]
   Exit: (247) [system] [i, o, n]=[i, o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (246) [system] _1492852=[t, i, o, n]
   Exit: (246) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (245) [system] _1478916=[c, t, i, o, n]
   Exit: (245) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (244) [system] _1464980=[u, c, t, i, o, n]
   Exit: (244) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (243) [system] _1451044=[d, u, c, t, i, o, n]
   Exit: (243) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (242) [system] _1437108=[o, d, u, c, t, i, o, n]
   Exit: (242) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (241) [system] _1423172=[r, o, d, u, c, t, i, o, n]
   Exit: (241) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (240) [system] _1409236=[t, r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _1395300=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _1381364=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _1367428=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _1353492=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _1339556=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1325620=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1311684=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1297748=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1283812=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1269876=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1255940=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1242004=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (227) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1208350)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1620308, _1620310), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1208350), _1620284, fail)), '$restore_trace'(_1620308, _1620310))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1620308, _1620310))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1208350), _1620284, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1208350)
   Fail: (228) [system] atomic(_1208350)
   Call: (228) [system] atom_chars(_1208350, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (228) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (227) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1629684)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1631542)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _1639280)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1641984)
   Exit: (228) [system] peek_char((0x55798e5fad60), a)
   Call: (228) [system] a=(;)
   Fail: (228) [system] a=(;)
^  Call: (228) [user] is_like_space(a)
   Call: (229) [system] char_type(a, 'white')
   Fail: (229) [system] char_type(a, 'white')
   Call: (229) [system] char_type(a, end_of_line)
   Fail: (229) [system] char_type(a, end_of_line)
   Call: (229) [system] char_type(a, space)
   Fail: (229) [system] char_type(a, space)
   Call: (229) [system] char_type(a, cntrl)
   Fail: (229) [system] char_type(a, cntrl)
^  Fail: (228) [user] is_like_space(a)
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1657062)
   Exit: (226) [system] peek_char((0x55798e5fad60), a)
   Call: (226) [system] a=')'
   Fail: (226) [system] a=')'
   Call: (226) [system] a=end_of_file
   Fail: (226) [system] a=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _1662632)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1664490)
   Exit: (228) [system] peek_char((0x55798e5fad60), a)
   Call: (228) [system] a=(;)
   Fail: (228) [system] a=(;)
^  Call: (228) [user] is_like_space(a)
   Call: (229) [system] char_type(a, 'white')
   Fail: (229) [system] char_type(a, 'white')
   Call: (229) [system] char_type(a, end_of_line)
   Fail: (229) [system] char_type(a, end_of_line)
   Call: (229) [system] char_type(a, space)
   Fail: (229) [system] char_type(a, space)
   Call: (229) [system] char_type(a, cntrl)
   Fail: (229) [system] char_type(a, cntrl)
^  Fail: (228) [user] is_like_space(a)
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _1678644)
   Exit: (227) [system] get_char((0x55798e5fad60), a)
   Call: (227) [system] a='('
   Fail: (227) [system] a='('
   Call: (227) [system] a='['
   Fail: (227) [system] a='['
   Call: (227) [system] a='{'
   Fail: (227) [system] a='{'
   Call: (227) [system] a='"'
   Fail: (227) [system] a='"'
   Call: (227) [system] a=!
   Fail: (227) [system] a=!
   Call: (227) [system] a='\''
   Fail: (227) [system] a='\''
   Call: (227) [system] a='`'
   Fail: (227) [system] a='`'
   Call: (227) [system] a=end_of_file
   Fail: (227) [system] a=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), a, _1662632)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1696286)
   Call: (229) [system] peek_char((0x55798e5fad60), _1697220)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _1696286=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (228) [user] classify_and_convert_charseq(a, [], _1662632)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1706530, _1706532), once(user:catch(read_from_chars([a], _1662632), _1706506, fail)), '$restore_trace'(_1706530, _1706532))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1706530, _1706532))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1706506, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(a)
   Exit: (229) [system] atomic(a)
^  Exit: (228) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1714030)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1715888)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _1723626)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1726330)
   Exit: (229) [system] peek_char((0x55798e5fad60), a)
   Call: (229) [system] a=(;)
   Fail: (229) [system] a=(;)
^  Call: (229) [user] is_like_space(a)
   Call: (230) [system] char_type(a, 'white')
   Fail: (230) [system] char_type(a, 'white')
   Call: (230) [system] char_type(a, end_of_line)
   Fail: (230) [system] char_type(a, end_of_line)
   Call: (230) [system] char_type(a, space)
   Fail: (230) [system] char_type(a, space)
   Call: (230) [system] char_type(a, cntrl)
   Fail: (230) [system] char_type(a, cntrl)
^  Fail: (229) [user] is_like_space(a)
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1741408)
   Exit: (227) [system] peek_char((0x55798e5fad60), a)
   Call: (227) [system] a=')'
   Fail: (227) [system] a=')'
   Call: (227) [system] a=end_of_file
   Fail: (227) [system] a=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _1746978)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1748836)
   Exit: (229) [system] peek_char((0x55798e5fad60), a)
   Call: (229) [system] a=(;)
   Fail: (229) [system] a=(;)
^  Call: (229) [user] is_like_space(a)
   Call: (230) [system] char_type(a, 'white')
   Fail: (230) [system] char_type(a, 'white')
   Call: (230) [system] char_type(a, end_of_line)
   Fail: (230) [system] char_type(a, end_of_line)
   Call: (230) [system] char_type(a, space)
   Fail: (230) [system] char_type(a, space)
   Call: (230) [system] char_type(a, cntrl)
   Fail: (230) [system] char_type(a, cntrl)
^  Fail: (229) [user] is_like_space(a)
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _1762990)
   Exit: (228) [system] get_char((0x55798e5fad60), a)
   Call: (228) [system] a='('
   Fail: (228) [system] a='('
   Call: (228) [system] a='['
   Fail: (228) [system] a='['
   Call: (228) [system] a='{'
   Fail: (228) [system] a='{'
   Call: (228) [system] a='"'
   Fail: (228) [system] a='"'
   Call: (228) [system] a=!
   Fail: (228) [system] a=!
   Call: (228) [system] a='\''
   Fail: (228) [system] a='\''
   Call: (228) [system] a='`'
   Fail: (228) [system] a='`'
   Call: (228) [system] a=end_of_file
   Fail: (228) [system] a=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), a, _1746978)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1780632)
   Call: (230) [system] peek_char((0x55798e5fad60), _1781566)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
^  Call: (230) [user] is_delimiter(')')
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] arg(_1786286, v('(', ')', end_of_file), ')')
   Exit: (231) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (230) [user] is_delimiter(')')
   Call: (230) [system] _1780632=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (229) [user] classify_and_convert_charseq(a, [], _1746978)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1792748, _1792750), once(user:catch(read_from_chars([a], _1746978), _1792724, fail)), '$restore_trace'(_1792748, _1792750))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1792748, _1792750))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1792724, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(a)
   Exit: (230) [system] atomic(a)
^  Exit: (229) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1800248)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1802106)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=(;)
   Fail: (229) [system] ')'=(;)
^  Call: (229) [user] is_like_space(')')
   Call: (230) [system] char_type(')', 'white')
   Fail: (230) [system] char_type(')', 'white')
   Call: (230) [system] char_type(')', end_of_line)
   Fail: (230) [system] char_type(')', end_of_line)
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] char_type(')', cntrl)
   Fail: (230) [system] char_type(')', cntrl)
^  Fail: (229) [user] is_like_space(')')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1816260)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=')'
   Exit: (228) [system] ')'=')'
   Call: (228) [system] get_char((0x55798e5fad60), _1820050)
   Exit: (228) [system] get_char((0x55798e5fad60), ')')
   Call: (228) [system] _1800248=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [])
   Call: (227) [system] _1714030=[a]
   Exit: (227) [system] [a]=[a]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (226) [system] _1629684=[a, a]
   Exit: (226) [system] [a, a]=[a, a]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [a, a])
   Call: (225) [system] _1167044=['DisjunctionIntroduction', a, a]
   Exit: (225) [system] ['DisjunctionIntroduction', a, a]=['DisjunctionIntroduction', a, a]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, a])
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, a])
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1833932)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1835790)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _1843528)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1846232)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1861310)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=')'
   Fail: (224) [system] '('=')'
   Call: (224) [system] '('=end_of_file
   Fail: (224) [system] '('=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1866880)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1868738)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1882892)
   Exit: (225) [system] get_char((0x55798e5fad60), '(')
   Call: (225) [system] '('='('
   Exit: (225) [system] '('='('
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1866880)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1888462)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'O')
   Call: (227) [system] 'O'=(;)
   Fail: (227) [system] 'O'=(;)
^  Call: (227) [user] is_like_space('O')
   Call: (228) [system] char_type('O', 'white')
   Fail: (228) [system] char_type('O', 'white')
   Call: (228) [system] char_type('O', end_of_line)
   Fail: (228) [system] char_type('O', end_of_line)
   Call: (228) [system] char_type('O', space)
   Fail: (228) [system] char_type('O', space)
   Call: (228) [system] char_type('O', cntrl)
   Fail: (228) [system] char_type('O', cntrl)
^  Fail: (227) [user] is_like_space('O')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1902616)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'O')
   Call: (226) [system] 'O'=')'
   Fail: (226) [system] 'O'=')'
   Call: (226) [system] 'O'=end_of_file
   Fail: (226) [system] 'O'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _1908186)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1910044)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'O')
   Call: (228) [system] 'O'=(;)
   Fail: (228) [system] 'O'=(;)
^  Call: (228) [user] is_like_space('O')
   Call: (229) [system] char_type('O', 'white')
   Fail: (229) [system] char_type('O', 'white')
   Call: (229) [system] char_type('O', end_of_line)
   Fail: (229) [system] char_type('O', end_of_line)
   Call: (229) [system] char_type('O', space)
   Fail: (229) [system] char_type('O', space)
   Call: (229) [system] char_type('O', cntrl)
   Fail: (229) [system] char_type('O', cntrl)
^  Fail: (228) [user] is_like_space('O')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _1924198)
   Exit: (227) [system] get_char((0x55798e5fad60), 'O')
   Call: (227) [system] 'O'='('
   Fail: (227) [system] 'O'='('
   Call: (227) [system] 'O'='['
   Fail: (227) [system] 'O'='['
   Call: (227) [system] 'O'='{'
   Fail: (227) [system] 'O'='{'
   Call: (227) [system] 'O'='"'
   Fail: (227) [system] 'O'='"'
   Call: (227) [system] 'O'=!
   Fail: (227) [system] 'O'=!
   Call: (227) [system] 'O'='\''
   Fail: (227) [system] 'O'='\''
   Call: (227) [system] 'O'='`'
   Fail: (227) [system] 'O'='`'
   Call: (227) [system] 'O'=end_of_file
   Fail: (227) [system] 'O'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1908186)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1941840)
   Call: (229) [system] peek_char((0x55798e5fad60), _1942774)
   Exit: (229) [system] peek_char((0x55798e5fad60), r)
^  Call: (229) [user] is_delimiter(r)
   Call: (230) [system] char_type(r, space)
   Fail: (230) [system] char_type(r, space)
   Call: (230) [system] arg(_1947494, v('(', ')', end_of_file), r)
   Fail: (230) [system] arg(_1948426, v('(', ')', end_of_file), r)
^  Fail: (229) [user] is_delimiter(r)
   Call: (229) [system] ')'==r
   Fail: (229) [system] ')'==r
   Call: (229) [system] get_char((0x55798e5fad60), r)
   Exit: (229) [system] get_char((0x55798e5fad60), r)
   Call: (229) [system] r=(\)
   Fail: (229) [system] r=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1955776)
   Call: (230) [system] peek_char((0x55798e5fad60), _1956710)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (230) [user] is_delimiter('L')
   Call: (231) [system] char_type('L', space)
   Fail: (231) [system] char_type('L', space)
   Call: (231) [system] arg(_1961430, v('(', ')', end_of_file), 'L')
   Fail: (231) [system] arg(_1962362, v('(', ')', end_of_file), 'L')
^  Fail: (230) [user] is_delimiter('L')
   Call: (230) [system] ')'=='L'
   Fail: (230) [system] ')'=='L'
   Call: (230) [system] get_char((0x55798e5fad60), 'L')
   Exit: (230) [system] get_char((0x55798e5fad60), 'L')
   Call: (230) [system] 'L'=(\)
   Fail: (230) [system] 'L'=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1969712)
   Call: (231) [system] peek_char((0x55798e5fad60), _1970646)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_1975366, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_1976298, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1983648)
   Call: (232) [system] peek_char((0x55798e5fad60), _1984582)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_1989302, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_1990234, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1997584)
   Call: (233) [system] peek_char((0x55798e5fad60), _1998518)
   Exit: (233) [system] peek_char((0x55798e5fad60), k)
^  Call: (233) [user] is_delimiter(k)
   Call: (234) [system] char_type(k, space)
   Fail: (234) [system] char_type(k, space)
   Call: (234) [system] arg(_2003238, v('(', ')', end_of_file), k)
   Fail: (234) [system] arg(_2004170, v('(', ')', end_of_file), k)
^  Fail: (233) [user] is_delimiter(k)
   Call: (233) [system] ')'==k
   Fail: (233) [system] ')'==k
   Call: (233) [system] get_char((0x55798e5fad60), k)
   Exit: (233) [system] get_char((0x55798e5fad60), k)
   Call: (233) [system] k=(\)
   Fail: (233) [system] k=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _2011520)
   Call: (234) [system] peek_char((0x55798e5fad60), _2012454)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _2011520=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (233) [system] _1997584=[k]
   Exit: (233) [system] [k]=[k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (232) [system] _1983648=[n, k]
   Exit: (232) [system] [n, k]=[n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (231) [system] _1969712=[i, n, k]
   Exit: (231) [system] [i, n, k]=[i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (230) [system] _1955776=['L', i, n, k]
   Exit: (230) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (229) [system] _1941840=[r, 'L', i, n, k]
   Exit: (229) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (228) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1908186)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_2035734, _2035736), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1908186), _2035710, fail)), '$restore_trace'(_2035734, _2035736))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_2035734, _2035736))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1908186), _2035710, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_1908186)
   Fail: (229) [system] atomic(_1908186)
   Call: (229) [system] atom_chars(_1908186, ['O', r, 'L', i, n, k])
   Exit: (229) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (228) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _2045110)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _2046968)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _2054706)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _2057410)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'=(;)
   Fail: (229) [system] 'A'=(;)
^  Call: (229) [user] is_like_space('A')
   Call: (230) [system] char_type('A', 'white')
   Fail: (230) [system] char_type('A', 'white')
   Call: (230) [system] char_type('A', end_of_line)
   Fail: (230) [system] char_type('A', end_of_line)
   Call: (230) [system] char_type('A', space)
   Fail: (230) [system] char_type('A', space)
   Call: (230) [system] char_type('A', cntrl)
   Fail: (230) [system] char_type('A', cntrl)
^  Fail: (229) [user] is_like_space('A')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _2072488)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'=')'
   Fail: (227) [system] 'A'=')'
   Call: (227) [system] 'A'=end_of_file
   Fail: (227) [system] 'A'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _2078058)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _2079916)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'=(;)
   Fail: (229) [system] 'A'=(;)
^  Call: (229) [user] is_like_space('A')
   Call: (230) [system] char_type('A', 'white')
   Fail: (230) [system] char_type('A', 'white')
   Call: (230) [system] char_type('A', end_of_line)
   Fail: (230) [system] char_type('A', end_of_line)
   Call: (230) [system] char_type('A', space)
   Fail: (230) [system] char_type('A', space)
   Call: (230) [system] char_type('A', cntrl)
   Fail: (230) [system] char_type('A', cntrl)
^  Fail: (229) [user] is_like_space('A')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _2094070)
   Exit: (228) [system] get_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'='('
   Fail: (228) [system] 'A'='('
   Call: (228) [system] 'A'='['
   Fail: (228) [system] 'A'='['
   Call: (228) [system] 'A'='{'
   Fail: (228) [system] 'A'='{'
   Call: (228) [system] 'A'='"'
   Fail: (228) [system] 'A'='"'
   Call: (228) [system] 'A'=!
   Fail: (228) [system] 'A'=!
   Call: (228) [system] 'A'='\''
   Fail: (228) [system] 'A'='\''
   Call: (228) [system] 'A'='`'
   Fail: (228) [system] 'A'='`'
   Call: (228) [system] 'A'=end_of_file
   Fail: (228) [system] 'A'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'A', _6310)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _21118)
   Call: (230) [system] peek_char((0x55798e5fad60), _22052)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _21118=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (229) [user] classify_and_convert_charseq('A', [], _6310)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_31362, _31364), once(user:catch(read_from_chars(['A'], _6310), _31338, fail)), '$restore_trace'(_31362, _31364))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_31362, _31364))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _6310), _31338, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_6310)
   Fail: (230) [system] atomic(_6310)
   Call: (230) [system] atom_chars(_6310, ['A'])
   Exit: (230) [system] atom_chars('A', ['A'])
^  Exit: (229) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _40738)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _42596)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _50334)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _53038)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'=(;)
   Fail: (230) [system] 'A'=(;)
^  Call: (230) [user] is_like_space('A')
   Call: (231) [system] char_type('A', 'white')
   Fail: (231) [system] char_type('A', 'white')
   Call: (231) [system] char_type('A', end_of_line)
   Fail: (231) [system] char_type('A', end_of_line)
   Call: (231) [system] char_type('A', space)
   Fail: (231) [system] char_type('A', space)
   Call: (231) [system] char_type('A', cntrl)
   Fail: (231) [system] char_type('A', cntrl)
^  Fail: (230) [user] is_like_space('A')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _68116)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=')'
   Fail: (228) [system] 'A'=')'
   Call: (228) [system] 'A'=end_of_file
   Fail: (228) [system] 'A'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _73686)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _75544)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'=(;)
   Fail: (230) [system] 'A'=(;)
^  Call: (230) [user] is_like_space('A')
   Call: (231) [system] char_type('A', 'white')
   Fail: (231) [system] char_type('A', 'white')
   Call: (231) [system] char_type('A', end_of_line)
   Fail: (231) [system] char_type('A', end_of_line)
   Call: (231) [system] char_type('A', space)
   Fail: (231) [system] char_type('A', space)
   Call: (231) [system] char_type('A', cntrl)
   Fail: (231) [system] char_type('A', cntrl)
^  Fail: (230) [user] is_like_space('A')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _89698)
   Exit: (229) [system] get_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'='('
   Fail: (229) [system] 'A'='('
   Call: (229) [system] 'A'='['
   Fail: (229) [system] 'A'='['
   Call: (229) [system] 'A'='{'
   Fail: (229) [system] 'A'='{'
   Call: (229) [system] 'A'='"'
   Fail: (229) [system] 'A'='"'
   Call: (229) [system] 'A'=!
   Fail: (229) [system] 'A'=!
   Call: (229) [system] 'A'='\''
   Fail: (229) [system] 'A'='\''
   Call: (229) [system] 'A'='`'
   Fail: (229) [system] 'A'='`'
   Call: (229) [system] 'A'=end_of_file
   Fail: (229) [system] 'A'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'A', _73686)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _107340)
   Call: (231) [system] peek_char((0x55798e5fad60), _108274)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
^  Call: (231) [user] is_delimiter(')')
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] arg(_112994, v('(', ')', end_of_file), ')')
   Exit: (232) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (231) [user] is_delimiter(')')
   Call: (231) [system] _107340=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (230) [user] classify_and_convert_charseq('A', [], _73686)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_119456, _119458), once(user:catch(read_from_chars(['A'], _73686), _119432, fail)), '$restore_trace'(_119456, _119458))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_119456, _119458))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _73686), _119432, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_73686)
   Fail: (231) [system] atomic(_73686)
   Call: (231) [system] atom_chars(_73686, ['A'])
   Exit: (231) [system] atom_chars('A', ['A'])
^  Exit: (230) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _128832)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _130690)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=(;)
   Fail: (230) [system] ')'=(;)
^  Call: (230) [user] is_like_space(')')
   Call: (231) [system] char_type(')', 'white')
   Fail: (231) [system] char_type(')', 'white')
   Call: (231) [system] char_type(')', end_of_line)
   Fail: (231) [system] char_type(')', end_of_line)
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] char_type(')', cntrl)
   Fail: (231) [system] char_type(')', cntrl)
^  Fail: (230) [user] is_like_space(')')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _144844)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=')'
   Exit: (229) [system] ')'=')'
   Call: (229) [system] get_char((0x55798e5fad60), _148634)
   Exit: (229) [system] get_char((0x55798e5fad60), ')')
   Call: (229) [system] _128832=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), [])
   Call: (228) [system] _40738=['A']
   Exit: (228) [system] ['A']=['A']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (227) [system] _6306=['A', 'A']
   Exit: (227) [system] ['A', 'A']=['A', 'A']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['A', 'A'])
   Call: (226) [system] _6298=['OrLink', 'A', 'A']
   Exit: (226) [system] ['OrLink', 'A', 'A']=['OrLink', 'A', 'A']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'A', 'A'])
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'A', 'A'])
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _162516)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _164374)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _178528)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55798e5fad60), _182318)
   Exit: (225) [system] get_char((0x55798e5fad60), ')')
   Call: (225) [system] _162516=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [])
   Call: (224) [system] _6294=[['OrLink', 'A', 'A']]
   Exit: (224) [system] [['OrLink', 'A', 'A']]=[['OrLink', 'A', 'A']]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'A', 'A']])
   Call: (223) [system] _6270=[['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']]
   Exit: (223) [system] [['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']]=[['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']])
   Call: (222) [system] _6262=[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']]
   Exit: (222) [system] [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']]=[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']])
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']])
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _196200)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _198058)
   Exit: (222) [system] peek_char((0x55798e5fad60), '\n')
   Call: (222) [system] '\n'=(;)
   Fail: (222) [system] '\n'=(;)
^  Call: (222) [user] is_like_space('\n')
   Call: (223) [system] char_type('\n', 'white')
   Fail: (223) [system] char_type('\n', 'white')
   Call: (223) [system] char_type('\n', end_of_line)
   Exit: (223) [system] char_type('\n', end_of_line)
^  Exit: (222) [user] is_like_space('\n')
   Call: (222) [system] get_char((0x55798e5fad60), _207652)
   Exit: (222) [system] get_char((0x55798e5fad60), '\n')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _210356)
   Exit: (223) [system] peek_char((0x55798e5fad60), '\t')
   Call: (223) [system] '\t'=(;)
   Fail: (223) [system] '\t'=(;)
^  Call: (223) [user] is_like_space('\t')
   Call: (224) [system] char_type('\t', 'white')
   Exit: (224) [system] char_type('\t', 'white')
^  Exit: (223) [user] is_like_space('\t')
   Call: (223) [system] get_char((0x55798e5fad60), _218094)
   Exit: (223) [system] get_char((0x55798e5fad60), '\t')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _220798)
   Exit: (224) [system] peek_char((0x55798e5fad60), '\t')
   Call: (224) [system] '\t'=(;)
   Fail: (224) [system] '\t'=(;)
^  Call: (224) [user] is_like_space('\t')
   Call: (225) [system] char_type('\t', 'white')
   Exit: (225) [system] char_type('\t', 'white')
^  Exit: (224) [user] is_like_space('\t')
   Call: (224) [system] get_char((0x55798e5fad60), _228536)
   Exit: (224) [system] get_char((0x55798e5fad60), '\t')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _231240)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _238978)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _241682)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _259532)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _265102)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _266960)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _281114)
   Exit: (222) [system] get_char((0x55798e5fad60), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _265102)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _286684)
   Exit: (224) [system] peek_char((0x55798e5fad60), :)
   Call: (224) [system] (:)=(;)
   Fail: (224) [system] (:)=(;)
^  Call: (224) [user] is_like_space(:)
   Call: (225) [system] char_type(:, 'white')
   Fail: (225) [system] char_type(:, 'white')
   Call: (225) [system] char_type(:, end_of_line)
   Fail: (225) [system] char_type(:, end_of_line)
   Call: (225) [system] char_type(:, space)
   Fail: (225) [system] char_type(:, space)
   Call: (225) [system] char_type(:, cntrl)
   Fail: (225) [system] char_type(:, cntrl)
^  Fail: (224) [user] is_like_space(:)
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _300838)
   Exit: (223) [system] peek_char((0x55798e5fad60), :)
   Call: (223) [system] (:)=')'
   Fail: (223) [system] (:)=')'
   Call: (223) [system] (:)=end_of_file
   Fail: (223) [system] (:)=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _306408)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _308266)
   Exit: (225) [system] peek_char((0x55798e5fad60), :)
   Call: (225) [system] (:)=(;)
   Fail: (225) [system] (:)=(;)
^  Call: (225) [user] is_like_space(:)
   Call: (226) [system] char_type(:, 'white')
   Fail: (226) [system] char_type(:, 'white')
   Call: (226) [system] char_type(:, end_of_line)
   Fail: (226) [system] char_type(:, end_of_line)
   Call: (226) [system] char_type(:, space)
   Fail: (226) [system] char_type(:, space)
   Call: (226) [system] char_type(:, cntrl)
   Fail: (226) [system] char_type(:, cntrl)
^  Fail: (225) [user] is_like_space(:)
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _322420)
   Exit: (224) [system] get_char((0x55798e5fad60), :)
   Call: (224) [system] (:)='('
   Fail: (224) [system] (:)='('
   Call: (224) [system] (:)='['
   Fail: (224) [system] (:)='['
   Call: (224) [system] (:)='{'
   Fail: (224) [system] (:)='{'
   Call: (224) [system] (:)='"'
   Fail: (224) [system] (:)='"'
   Call: (224) [system] (:)=!
   Fail: (224) [system] (:)=!
   Call: (224) [system] (:)='\''
   Fail: (224) [system] (:)='\''
   Call: (224) [system] (:)='`'
   Fail: (224) [system] (:)='`'
   Call: (224) [system] (:)=end_of_file
   Fail: (224) [system] (:)=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), :, _306408)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _340062)
   Call: (226) [system] peek_char((0x55798e5fad60), _340996)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _340062=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (225) [user] classify_and_convert_charseq(:, [], _306408)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_350306, _350308), once(user:catch(read_from_chars([:], _306408), _350282, fail)), '$restore_trace'(_350306, _350308))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_350306, _350308))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _350282, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(:)
   Exit: (226) [system] atomic(:)
^  Exit: (225) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _357806)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _359664)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _367402)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _370106)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _385184)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=')'
   Fail: (224) [system] '('=')'
   Call: (224) [system] '('=end_of_file
   Fail: (224) [system] '('=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _390754)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _392612)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _406766)
   Exit: (225) [system] get_char((0x55798e5fad60), '(')
   Call: (225) [system] '('='('
   Exit: (225) [system] '('='('
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _390754)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _412336)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'D')
   Call: (227) [system] 'D'=(;)
   Fail: (227) [system] 'D'=(;)
^  Call: (227) [user] is_like_space('D')
   Call: (228) [system] char_type('D', 'white')
   Fail: (228) [system] char_type('D', 'white')
   Call: (228) [system] char_type('D', end_of_line)
   Fail: (228) [system] char_type('D', end_of_line)
   Call: (228) [system] char_type('D', space)
   Fail: (228) [system] char_type('D', space)
   Call: (228) [system] char_type('D', cntrl)
   Fail: (228) [system] char_type('D', cntrl)
^  Fail: (227) [user] is_like_space('D')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _426490)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'D')
   Call: (226) [system] 'D'=')'
   Fail: (226) [system] 'D'=')'
   Call: (226) [system] 'D'=end_of_file
   Fail: (226) [system] 'D'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _432060)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _433918)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'D')
   Call: (228) [system] 'D'=(;)
   Fail: (228) [system] 'D'=(;)
^  Call: (228) [user] is_like_space('D')
   Call: (229) [system] char_type('D', 'white')
   Fail: (229) [system] char_type('D', 'white')
   Call: (229) [system] char_type('D', end_of_line)
   Fail: (229) [system] char_type('D', end_of_line)
   Call: (229) [system] char_type('D', space)
   Fail: (229) [system] char_type('D', space)
   Call: (229) [system] char_type('D', cntrl)
   Fail: (229) [system] char_type('D', cntrl)
^  Fail: (228) [user] is_like_space('D')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _448072)
   Exit: (227) [system] get_char((0x55798e5fad60), 'D')
   Call: (227) [system] 'D'='('
   Fail: (227) [system] 'D'='('
   Call: (227) [system] 'D'='['
   Fail: (227) [system] 'D'='['
   Call: (227) [system] 'D'='{'
   Fail: (227) [system] 'D'='{'
   Call: (227) [system] 'D'='"'
   Fail: (227) [system] 'D'='"'
   Call: (227) [system] 'D'=!
   Fail: (227) [system] 'D'=!
   Call: (227) [system] 'D'='\''
   Fail: (227) [system] 'D'='\''
   Call: (227) [system] 'D'='`'
   Fail: (227) [system] 'D'='`'
   Call: (227) [system] 'D'=end_of_file
   Fail: (227) [system] 'D'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'D', _432060)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _465714)
   Call: (229) [system] peek_char((0x55798e5fad60), _466648)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_471368, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_472300, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _479650)
   Call: (230) [system] peek_char((0x55798e5fad60), _480584)
   Exit: (230) [system] peek_char((0x55798e5fad60), s)
^  Call: (230) [user] is_delimiter(s)
   Call: (231) [system] char_type(s, space)
   Fail: (231) [system] char_type(s, space)
   Call: (231) [system] arg(_485304, v('(', ')', end_of_file), s)
   Fail: (231) [system] arg(_486236, v('(', ')', end_of_file), s)
^  Fail: (230) [user] is_delimiter(s)
   Call: (230) [system] ')'==s
   Fail: (230) [system] ')'==s
   Call: (230) [system] get_char((0x55798e5fad60), s)
   Exit: (230) [system] get_char((0x55798e5fad60), s)
   Call: (230) [system] s=(\)
   Fail: (230) [system] s=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _493586)
   Call: (231) [system] peek_char((0x55798e5fad60), _494520)
   Exit: (231) [system] peek_char((0x55798e5fad60), j)
^  Call: (231) [user] is_delimiter(j)
   Call: (232) [system] char_type(j, space)
   Fail: (232) [system] char_type(j, space)
   Call: (232) [system] arg(_499240, v('(', ')', end_of_file), j)
   Fail: (232) [system] arg(_500172, v('(', ')', end_of_file), j)
^  Fail: (231) [user] is_delimiter(j)
   Call: (231) [system] ')'==j
   Fail: (231) [system] ')'==j
   Call: (231) [system] get_char((0x55798e5fad60), j)
   Exit: (231) [system] get_char((0x55798e5fad60), j)
   Call: (231) [system] j=(\)
   Fail: (231) [system] j=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _507522)
   Call: (232) [system] peek_char((0x55798e5fad60), _508456)
   Exit: (232) [system] peek_char((0x55798e5fad60), u)
^  Call: (232) [user] is_delimiter(u)
   Call: (233) [system] char_type(u, space)
   Fail: (233) [system] char_type(u, space)
   Call: (233) [system] arg(_513176, v('(', ')', end_of_file), u)
   Fail: (233) [system] arg(_514108, v('(', ')', end_of_file), u)
^  Fail: (232) [user] is_delimiter(u)
   Call: (232) [system] ')'==u
   Fail: (232) [system] ')'==u
   Call: (232) [system] get_char((0x55798e5fad60), u)
   Exit: (232) [system] get_char((0x55798e5fad60), u)
   Call: (232) [system] u=(\)
   Fail: (232) [system] u=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _521458)
   Call: (233) [system] peek_char((0x55798e5fad60), _522392)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_527112, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_528044, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _535394)
   Call: (234) [system] peek_char((0x55798e5fad60), _536328)
   Exit: (234) [system] peek_char((0x55798e5fad60), c)
^  Call: (234) [user] is_delimiter(c)
   Call: (235) [system] char_type(c, space)
   Fail: (235) [system] char_type(c, space)
   Call: (235) [system] arg(_541048, v('(', ')', end_of_file), c)
   Fail: (235) [system] arg(_541980, v('(', ')', end_of_file), c)
^  Fail: (234) [user] is_delimiter(c)
   Call: (234) [system] ')'==c
   Fail: (234) [system] ')'==c
   Call: (234) [system] get_char((0x55798e5fad60), c)
   Exit: (234) [system] get_char((0x55798e5fad60), c)
   Call: (234) [system] c=(\)
   Fail: (234) [system] c=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _549330)
   Call: (235) [system] peek_char((0x55798e5fad60), _550264)
   Exit: (235) [system] peek_char((0x55798e5fad60), t)
^  Call: (235) [user] is_delimiter(t)
   Call: (236) [system] char_type(t, space)
   Fail: (236) [system] char_type(t, space)
   Call: (236) [system] arg(_554984, v('(', ')', end_of_file), t)
   Fail: (236) [system] arg(_555916, v('(', ')', end_of_file), t)
^  Fail: (235) [user] is_delimiter(t)
   Call: (235) [system] ')'==t
   Fail: (235) [system] ')'==t
   Call: (235) [system] get_char((0x55798e5fad60), t)
   Exit: (235) [system] get_char((0x55798e5fad60), t)
   Call: (235) [system] t=(\)
   Fail: (235) [system] t=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _563266)
   Call: (236) [system] peek_char((0x55798e5fad60), _564200)
   Exit: (236) [system] peek_char((0x55798e5fad60), i)
^  Call: (236) [user] is_delimiter(i)
   Call: (237) [system] char_type(i, space)
   Fail: (237) [system] char_type(i, space)
   Call: (237) [system] arg(_568920, v('(', ')', end_of_file), i)
   Fail: (237) [system] arg(_569852, v('(', ')', end_of_file), i)
^  Fail: (236) [user] is_delimiter(i)
   Call: (236) [system] ')'==i
   Fail: (236) [system] ')'==i
   Call: (236) [system] get_char((0x55798e5fad60), i)
   Exit: (236) [system] get_char((0x55798e5fad60), i)
   Call: (236) [system] i=(\)
   Fail: (236) [system] i=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _577202)
   Call: (237) [system] peek_char((0x55798e5fad60), _578136)
   Exit: (237) [system] peek_char((0x55798e5fad60), o)
^  Call: (237) [user] is_delimiter(o)
   Call: (238) [system] char_type(o, space)
   Fail: (238) [system] char_type(o, space)
   Call: (238) [system] arg(_582856, v('(', ')', end_of_file), o)
   Fail: (238) [system] arg(_583788, v('(', ')', end_of_file), o)
^  Fail: (237) [user] is_delimiter(o)
   Call: (237) [system] ')'==o
   Fail: (237) [system] ')'==o
   Call: (237) [system] get_char((0x55798e5fad60), o)
   Exit: (237) [system] get_char((0x55798e5fad60), o)
   Call: (237) [system] o=(\)
   Fail: (237) [system] o=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _591138)
   Call: (238) [system] peek_char((0x55798e5fad60), _592072)
   Exit: (238) [system] peek_char((0x55798e5fad60), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_596792, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_597724, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55798e5fad60), n)
   Exit: (238) [system] get_char((0x55798e5fad60), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _605074)
   Call: (239) [system] peek_char((0x55798e5fad60), _606008)
   Exit: (239) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (239) [user] is_delimiter('I')
   Call: (240) [system] char_type('I', space)
   Fail: (240) [system] char_type('I', space)
   Call: (240) [system] arg(_610728, v('(', ')', end_of_file), 'I')
   Fail: (240) [system] arg(_611660, v('(', ')', end_of_file), 'I')
^  Fail: (239) [user] is_delimiter('I')
   Call: (239) [system] ')'=='I'
   Fail: (239) [system] ')'=='I'
   Call: (239) [system] get_char((0x55798e5fad60), 'I')
   Exit: (239) [system] get_char((0x55798e5fad60), 'I')
   Call: (239) [system] 'I'=(\)
   Fail: (239) [system] 'I'=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _619010)
   Call: (240) [system] peek_char((0x55798e5fad60), _619944)
   Exit: (240) [system] peek_char((0x55798e5fad60), n)
^  Call: (240) [user] is_delimiter(n)
   Call: (241) [system] char_type(n, space)
   Fail: (241) [system] char_type(n, space)
   Call: (241) [system] arg(_624664, v('(', ')', end_of_file), n)
   Fail: (241) [system] arg(_625596, v('(', ')', end_of_file), n)
^  Fail: (240) [user] is_delimiter(n)
   Call: (240) [system] ')'==n
   Fail: (240) [system] ')'==n
   Call: (240) [system] get_char((0x55798e5fad60), n)
   Exit: (240) [system] get_char((0x55798e5fad60), n)
   Call: (240) [system] n=(\)
   Fail: (240) [system] n=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _632946)
   Call: (241) [system] peek_char((0x55798e5fad60), _633880)
   Exit: (241) [system] peek_char((0x55798e5fad60), t)
^  Call: (241) [user] is_delimiter(t)
   Call: (242) [system] char_type(t, space)
   Fail: (242) [system] char_type(t, space)
   Call: (242) [system] arg(_638600, v('(', ')', end_of_file), t)
   Fail: (242) [system] arg(_639532, v('(', ')', end_of_file), t)
^  Fail: (241) [user] is_delimiter(t)
   Call: (241) [system] ')'==t
   Fail: (241) [system] ')'==t
   Call: (241) [system] get_char((0x55798e5fad60), t)
   Exit: (241) [system] get_char((0x55798e5fad60), t)
   Call: (241) [system] t=(\)
   Fail: (241) [system] t=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _646882)
   Call: (242) [system] peek_char((0x55798e5fad60), _647816)
   Exit: (242) [system] peek_char((0x55798e5fad60), r)
^  Call: (242) [user] is_delimiter(r)
   Call: (243) [system] char_type(r, space)
   Fail: (243) [system] char_type(r, space)
   Call: (243) [system] arg(_652536, v('(', ')', end_of_file), r)
   Fail: (243) [system] arg(_653468, v('(', ')', end_of_file), r)
^  Fail: (242) [user] is_delimiter(r)
   Call: (242) [system] ')'==r
   Fail: (242) [system] ')'==r
   Call: (242) [system] get_char((0x55798e5fad60), r)
   Exit: (242) [system] get_char((0x55798e5fad60), r)
   Call: (242) [system] r=(\)
   Fail: (242) [system] r=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _660818)
   Call: (243) [system] peek_char((0x55798e5fad60), _661752)
   Exit: (243) [system] peek_char((0x55798e5fad60), o)
^  Call: (243) [user] is_delimiter(o)
   Call: (244) [system] char_type(o, space)
   Fail: (244) [system] char_type(o, space)
   Call: (244) [system] arg(_666472, v('(', ')', end_of_file), o)
   Fail: (244) [system] arg(_667404, v('(', ')', end_of_file), o)
^  Fail: (243) [user] is_delimiter(o)
   Call: (243) [system] ')'==o
   Fail: (243) [system] ')'==o
   Call: (243) [system] get_char((0x55798e5fad60), o)
   Exit: (243) [system] get_char((0x55798e5fad60), o)
   Call: (243) [system] o=(\)
   Fail: (243) [system] o=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _674754)
   Call: (244) [system] peek_char((0x55798e5fad60), _675688)
   Exit: (244) [system] peek_char((0x55798e5fad60), d)
^  Call: (244) [user] is_delimiter(d)
   Call: (245) [system] char_type(d, space)
   Fail: (245) [system] char_type(d, space)
   Call: (245) [system] arg(_680408, v('(', ')', end_of_file), d)
   Fail: (245) [system] arg(_681340, v('(', ')', end_of_file), d)
^  Fail: (244) [user] is_delimiter(d)
   Call: (244) [system] ')'==d
   Fail: (244) [system] ')'==d
   Call: (244) [system] get_char((0x55798e5fad60), d)
   Exit: (244) [system] get_char((0x55798e5fad60), d)
   Call: (244) [system] d=(\)
   Fail: (244) [system] d=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _688690)
   Call: (245) [system] peek_char((0x55798e5fad60), _689624)
   Exit: (245) [system] peek_char((0x55798e5fad60), u)
^  Call: (245) [user] is_delimiter(u)
   Call: (246) [system] char_type(u, space)
   Fail: (246) [system] char_type(u, space)
   Call: (246) [system] arg(_694344, v('(', ')', end_of_file), u)
   Fail: (246) [system] arg(_695276, v('(', ')', end_of_file), u)
^  Fail: (245) [user] is_delimiter(u)
   Call: (245) [system] ')'==u
   Fail: (245) [system] ')'==u
   Call: (245) [system] get_char((0x55798e5fad60), u)
   Exit: (245) [system] get_char((0x55798e5fad60), u)
   Call: (245) [system] u=(\)
   Fail: (245) [system] u=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _702626)
   Call: (246) [system] peek_char((0x55798e5fad60), _703560)
   Exit: (246) [system] peek_char((0x55798e5fad60), c)
^  Call: (246) [user] is_delimiter(c)
   Call: (247) [system] char_type(c, space)
   Fail: (247) [system] char_type(c, space)
   Call: (247) [system] arg(_708280, v('(', ')', end_of_file), c)
   Fail: (247) [system] arg(_709212, v('(', ')', end_of_file), c)
^  Fail: (246) [user] is_delimiter(c)
   Call: (246) [system] ')'==c
   Fail: (246) [system] ')'==c
   Call: (246) [system] get_char((0x55798e5fad60), c)
   Exit: (246) [system] get_char((0x55798e5fad60), c)
   Call: (246) [system] c=(\)
   Fail: (246) [system] c=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _716562)
   Call: (247) [system] peek_char((0x55798e5fad60), _717496)
   Exit: (247) [system] peek_char((0x55798e5fad60), t)
^  Call: (247) [user] is_delimiter(t)
   Call: (248) [system] char_type(t, space)
   Fail: (248) [system] char_type(t, space)
   Call: (248) [system] arg(_722216, v('(', ')', end_of_file), t)
   Fail: (248) [system] arg(_723148, v('(', ')', end_of_file), t)
^  Fail: (247) [user] is_delimiter(t)
   Call: (247) [system] ')'==t
   Fail: (247) [system] ')'==t
   Call: (247) [system] get_char((0x55798e5fad60), t)
   Exit: (247) [system] get_char((0x55798e5fad60), t)
   Call: (247) [system] t=(\)
   Fail: (247) [system] t=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), _730498)
   Call: (248) [system] peek_char((0x55798e5fad60), _731432)
   Exit: (248) [system] peek_char((0x55798e5fad60), i)
^  Call: (248) [user] is_delimiter(i)
   Call: (249) [system] char_type(i, space)
   Fail: (249) [system] char_type(i, space)
   Call: (249) [system] arg(_736152, v('(', ')', end_of_file), i)
   Fail: (249) [system] arg(_737084, v('(', ')', end_of_file), i)
^  Fail: (248) [user] is_delimiter(i)
   Call: (248) [system] ')'==i
   Fail: (248) [system] ')'==i
   Call: (248) [system] get_char((0x55798e5fad60), i)
   Exit: (248) [system] get_char((0x55798e5fad60), i)
   Call: (248) [system] i=(\)
   Fail: (248) [system] i=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), _744434)
   Call: (249) [system] peek_char((0x55798e5fad60), _745368)
   Exit: (249) [system] peek_char((0x55798e5fad60), o)
^  Call: (249) [user] is_delimiter(o)
   Call: (250) [system] char_type(o, space)
   Fail: (250) [system] char_type(o, space)
   Call: (250) [system] arg(_750088, v('(', ')', end_of_file), o)
   Fail: (250) [system] arg(_751020, v('(', ')', end_of_file), o)
^  Fail: (249) [user] is_delimiter(o)
   Call: (249) [system] ')'==o
   Fail: (249) [system] ')'==o
   Call: (249) [system] get_char((0x55798e5fad60), o)
   Exit: (249) [system] get_char((0x55798e5fad60), o)
   Call: (249) [system] o=(\)
   Fail: (249) [system] o=(\)
^  Call: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), _758370)
   Call: (250) [system] peek_char((0x55798e5fad60), _759304)
   Exit: (250) [system] peek_char((0x55798e5fad60), n)
^  Call: (250) [user] is_delimiter(n)
   Call: (251) [system] char_type(n, space)
   Fail: (251) [system] char_type(n, space)
   Call: (251) [system] arg(_764024, v('(', ')', end_of_file), n)
   Fail: (251) [system] arg(_764956, v('(', ')', end_of_file), n)
^  Fail: (250) [user] is_delimiter(n)
   Call: (250) [system] ')'==n
   Fail: (250) [system] ')'==n
   Call: (250) [system] get_char((0x55798e5fad60), n)
   Exit: (250) [system] get_char((0x55798e5fad60), n)
   Call: (250) [system] n=(\)
   Fail: (250) [system] n=(\)
^  Call: (250) [user] read_symbolic_cont(')', (0x55798e5fad60), _772306)
   Call: (251) [system] peek_char((0x55798e5fad60), _773240)
   Exit: (251) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (251) [user] is_delimiter(' ')
   Call: (252) [system] char_type(' ', space)
   Exit: (252) [system] char_type(' ', space)
^  Exit: (251) [user] is_delimiter(' ')
   Call: (251) [system] _772306=[]
   Exit: (251) [system] []=[]
^  Exit: (250) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (250) [system] _758370=[n]
   Exit: (250) [system] [n]=[n]
^  Exit: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (249) [system] _744434=[o, n]
   Exit: (249) [system] [o, n]=[o, n]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (248) [system] _730498=[i, o, n]
   Exit: (248) [system] [i, o, n]=[i, o, n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (247) [system] _716562=[t, i, o, n]
   Exit: (247) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (246) [system] _702626=[c, t, i, o, n]
   Exit: (246) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (245) [system] _688690=[u, c, t, i, o, n]
   Exit: (245) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (244) [system] _674754=[d, u, c, t, i, o, n]
   Exit: (244) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (243) [system] _660818=[o, d, u, c, t, i, o, n]
   Exit: (243) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (242) [system] _646882=[r, o, d, u, c, t, i, o, n]
   Exit: (242) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (241) [system] _632946=[t, r, o, d, u, c, t, i, o, n]
   Exit: (241) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (240) [system] _619010=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _605074=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _591138=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _577202=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _563266=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _549330=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _535394=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _521458=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _507522=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _493586=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _479650=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _465714=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (228) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _432060)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_844018, _844020), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _432060), _843994, fail)), '$restore_trace'(_844018, _844020))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_844018, _844020))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _432060), _843994, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_432060)
   Fail: (229) [system] atomic(_432060)
   Call: (229) [system] atom_chars(_432060, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (229) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (228) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _853394)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _855252)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _862990)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _865694)
   Exit: (229) [system] peek_char((0x55798e5fad60), a)
   Call: (229) [system] a=(;)
   Fail: (229) [system] a=(;)
^  Call: (229) [user] is_like_space(a)
   Call: (230) [system] char_type(a, 'white')
   Fail: (230) [system] char_type(a, 'white')
   Call: (230) [system] char_type(a, end_of_line)
   Fail: (230) [system] char_type(a, end_of_line)
   Call: (230) [system] char_type(a, space)
   Fail: (230) [system] char_type(a, space)
   Call: (230) [system] char_type(a, cntrl)
   Fail: (230) [system] char_type(a, cntrl)
^  Fail: (229) [user] is_like_space(a)
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _880772)
   Exit: (227) [system] peek_char((0x55798e5fad60), a)
   Call: (227) [system] a=')'
   Fail: (227) [system] a=')'
   Call: (227) [system] a=end_of_file
   Fail: (227) [system] a=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _886342)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _888200)
   Exit: (229) [system] peek_char((0x55798e5fad60), a)
   Call: (229) [system] a=(;)
   Fail: (229) [system] a=(;)
^  Call: (229) [user] is_like_space(a)
   Call: (230) [system] char_type(a, 'white')
   Fail: (230) [system] char_type(a, 'white')
   Call: (230) [system] char_type(a, end_of_line)
   Fail: (230) [system] char_type(a, end_of_line)
   Call: (230) [system] char_type(a, space)
   Fail: (230) [system] char_type(a, space)
   Call: (230) [system] char_type(a, cntrl)
   Fail: (230) [system] char_type(a, cntrl)
^  Fail: (229) [user] is_like_space(a)
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _902354)
   Exit: (228) [system] get_char((0x55798e5fad60), a)
   Call: (228) [system] a='('
   Fail: (228) [system] a='('
   Call: (228) [system] a='['
   Fail: (228) [system] a='['
   Call: (228) [system] a='{'
   Fail: (228) [system] a='{'
   Call: (228) [system] a='"'
   Fail: (228) [system] a='"'
   Call: (228) [system] a=!
   Fail: (228) [system] a=!
   Call: (228) [system] a='\''
   Fail: (228) [system] a='\''
   Call: (228) [system] a='`'
   Fail: (228) [system] a='`'
   Call: (228) [system] a=end_of_file
   Fail: (228) [system] a=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), a, _886342)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _919996)
   Call: (230) [system] peek_char((0x55798e5fad60), _920930)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _919996=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (229) [user] classify_and_convert_charseq(a, [], _886342)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_930240, _930242), once(user:catch(read_from_chars([a], _886342), _930216, fail)), '$restore_trace'(_930240, _930242))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_930240, _930242))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _930216, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(a)
   Exit: (230) [system] atomic(a)
^  Exit: (229) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _937740)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _939598)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _947336)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _950040)
   Exit: (230) [system] peek_char((0x55798e5fad60), a)
   Call: (230) [system] a=(;)
   Fail: (230) [system] a=(;)
^  Call: (230) [user] is_like_space(a)
   Call: (231) [system] char_type(a, 'white')
   Fail: (231) [system] char_type(a, 'white')
   Call: (231) [system] char_type(a, end_of_line)
   Fail: (231) [system] char_type(a, end_of_line)
   Call: (231) [system] char_type(a, space)
   Fail: (231) [system] char_type(a, space)
   Call: (231) [system] char_type(a, cntrl)
   Fail: (231) [system] char_type(a, cntrl)
^  Fail: (230) [user] is_like_space(a)
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _965118)
   Exit: (228) [system] peek_char((0x55798e5fad60), a)
   Call: (228) [system] a=')'
   Fail: (228) [system] a=')'
   Call: (228) [system] a=end_of_file
   Fail: (228) [system] a=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _970688)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _972546)
   Exit: (230) [system] peek_char((0x55798e5fad60), a)
   Call: (230) [system] a=(;)
   Fail: (230) [system] a=(;)
^  Call: (230) [user] is_like_space(a)
   Call: (231) [system] char_type(a, 'white')
   Fail: (231) [system] char_type(a, 'white')
   Call: (231) [system] char_type(a, end_of_line)
   Fail: (231) [system] char_type(a, end_of_line)
   Call: (231) [system] char_type(a, space)
   Fail: (231) [system] char_type(a, space)
   Call: (231) [system] char_type(a, cntrl)
   Fail: (231) [system] char_type(a, cntrl)
^  Fail: (230) [user] is_like_space(a)
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _986700)
   Exit: (229) [system] get_char((0x55798e5fad60), a)
   Call: (229) [system] a='('
   Fail: (229) [system] a='('
   Call: (229) [system] a='['
   Fail: (229) [system] a='['
   Call: (229) [system] a='{'
   Fail: (229) [system] a='{'
   Call: (229) [system] a='"'
   Fail: (229) [system] a='"'
   Call: (229) [system] a=!
   Fail: (229) [system] a=!
   Call: (229) [system] a='\''
   Fail: (229) [system] a='\''
   Call: (229) [system] a='`'
   Fail: (229) [system] a='`'
   Call: (229) [system] a=end_of_file
   Fail: (229) [system] a=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), a, _970688)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1004342)
   Call: (231) [system] peek_char((0x55798e5fad60), _1005276)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
^  Call: (231) [user] is_delimiter(')')
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] arg(_1009996, v('(', ')', end_of_file), ')')
   Exit: (232) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (231) [user] is_delimiter(')')
   Call: (231) [system] _1004342=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (230) [user] classify_and_convert_charseq(a, [], _970688)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1016458, _1016460), once(user:catch(read_from_chars([a], _970688), _1016434, fail)), '$restore_trace'(_1016458, _1016460))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1016458, _1016460))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1016434, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(a)
   Exit: (231) [system] atomic(a)
^  Exit: (230) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1023958)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1025816)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=(;)
   Fail: (230) [system] ')'=(;)
^  Call: (230) [user] is_like_space(')')
   Call: (231) [system] char_type(')', 'white')
   Fail: (231) [system] char_type(')', 'white')
   Call: (231) [system] char_type(')', end_of_line)
   Fail: (231) [system] char_type(')', end_of_line)
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] char_type(')', cntrl)
   Fail: (231) [system] char_type(')', cntrl)
^  Fail: (230) [user] is_like_space(')')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1039970)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=')'
   Exit: (229) [system] ')'=')'
   Call: (229) [system] get_char((0x55798e5fad60), _1043760)
   Exit: (229) [system] get_char((0x55798e5fad60), ')')
   Call: (229) [system] _1023958=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), [])
   Call: (228) [system] _937740=[a]
   Exit: (228) [system] [a]=[a]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (227) [system] _853394=[a, a]
   Exit: (227) [system] [a, a]=[a, a]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [a, a])
   Call: (226) [system] _390754=['DisjunctionIntroduction', a, a]
   Exit: (226) [system] ['DisjunctionIntroduction', a, a]=['DisjunctionIntroduction', a, a]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, a])
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, a])
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1057642)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1059500)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _1067238)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1069942)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1085020)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=')'
   Fail: (225) [system] '('=')'
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1090590)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1092448)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1106602)
   Exit: (226) [system] get_char((0x55798e5fad60), '(')
   Call: (226) [system] '('='('
   Exit: (226) [system] '('='('
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1090590)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1112172)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'O')
   Call: (228) [system] 'O'=(;)
   Fail: (228) [system] 'O'=(;)
^  Call: (228) [user] is_like_space('O')
   Call: (229) [system] char_type('O', 'white')
   Fail: (229) [system] char_type('O', 'white')
   Call: (229) [system] char_type('O', end_of_line)
   Fail: (229) [system] char_type('O', end_of_line)
   Call: (229) [system] char_type('O', space)
   Fail: (229) [system] char_type('O', space)
   Call: (229) [system] char_type('O', cntrl)
   Fail: (229) [system] char_type('O', cntrl)
^  Fail: (228) [user] is_like_space('O')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1126326)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'O')
   Call: (227) [system] 'O'=')'
   Fail: (227) [system] 'O'=')'
   Call: (227) [system] 'O'=end_of_file
   Fail: (227) [system] 'O'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _1131896)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1133754)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'O')
   Call: (229) [system] 'O'=(;)
   Fail: (229) [system] 'O'=(;)
^  Call: (229) [user] is_like_space('O')
   Call: (230) [system] char_type('O', 'white')
   Fail: (230) [system] char_type('O', 'white')
   Call: (230) [system] char_type('O', end_of_line)
   Fail: (230) [system] char_type('O', end_of_line)
   Call: (230) [system] char_type('O', space)
   Fail: (230) [system] char_type('O', space)
   Call: (230) [system] char_type('O', cntrl)
   Fail: (230) [system] char_type('O', cntrl)
^  Fail: (229) [user] is_like_space('O')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _1147908)
   Exit: (228) [system] get_char((0x55798e5fad60), 'O')
   Call: (228) [system] 'O'='('
   Fail: (228) [system] 'O'='('
   Call: (228) [system] 'O'='['
   Fail: (228) [system] 'O'='['
   Call: (228) [system] 'O'='{'
   Fail: (228) [system] 'O'='{'
   Call: (228) [system] 'O'='"'
   Fail: (228) [system] 'O'='"'
   Call: (228) [system] 'O'=!
   Fail: (228) [system] 'O'=!
   Call: (228) [system] 'O'='\''
   Fail: (228) [system] 'O'='\''
   Call: (228) [system] 'O'='`'
   Fail: (228) [system] 'O'='`'
   Call: (228) [system] 'O'=end_of_file
   Fail: (228) [system] 'O'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1131896)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1165550)
   Call: (230) [system] peek_char((0x55798e5fad60), _1166484)
   Exit: (230) [system] peek_char((0x55798e5fad60), r)
^  Call: (230) [user] is_delimiter(r)
   Call: (231) [system] char_type(r, space)
   Fail: (231) [system] char_type(r, space)
   Call: (231) [system] arg(_1171204, v('(', ')', end_of_file), r)
   Fail: (231) [system] arg(_1172136, v('(', ')', end_of_file), r)
^  Fail: (230) [user] is_delimiter(r)
   Call: (230) [system] ')'==r
   Fail: (230) [system] ')'==r
   Call: (230) [system] get_char((0x55798e5fad60), r)
   Exit: (230) [system] get_char((0x55798e5fad60), r)
   Call: (230) [system] r=(\)
   Fail: (230) [system] r=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1179486)
   Call: (231) [system] peek_char((0x55798e5fad60), _1180420)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (231) [user] is_delimiter('L')
   Call: (232) [system] char_type('L', space)
   Fail: (232) [system] char_type('L', space)
   Call: (232) [system] arg(_1185140, v('(', ')', end_of_file), 'L')
   Fail: (232) [system] arg(_1186072, v('(', ')', end_of_file), 'L')
^  Fail: (231) [user] is_delimiter('L')
   Call: (231) [system] ')'=='L'
   Fail: (231) [system] ')'=='L'
   Call: (231) [system] get_char((0x55798e5fad60), 'L')
   Exit: (231) [system] get_char((0x55798e5fad60), 'L')
   Call: (231) [system] 'L'=(\)
   Fail: (231) [system] 'L'=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1193422)
   Call: (232) [system] peek_char((0x55798e5fad60), _1194356)
   Exit: (232) [system] peek_char((0x55798e5fad60), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_1199076, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_1200008, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55798e5fad60), i)
   Exit: (232) [system] get_char((0x55798e5fad60), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1207358)
   Call: (233) [system] peek_char((0x55798e5fad60), _1208292)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1213012, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1213944, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1221294)
   Call: (234) [system] peek_char((0x55798e5fad60), _1222228)
   Exit: (234) [system] peek_char((0x55798e5fad60), k)
^  Call: (234) [user] is_delimiter(k)
   Call: (235) [system] char_type(k, space)
   Fail: (235) [system] char_type(k, space)
   Call: (235) [system] arg(_1226948, v('(', ')', end_of_file), k)
   Fail: (235) [system] arg(_1227880, v('(', ')', end_of_file), k)
^  Fail: (234) [user] is_delimiter(k)
   Call: (234) [system] ')'==k
   Fail: (234) [system] ')'==k
   Call: (234) [system] get_char((0x55798e5fad60), k)
   Exit: (234) [system] get_char((0x55798e5fad60), k)
   Call: (234) [system] k=(\)
   Fail: (234) [system] k=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1235230)
   Call: (235) [system] peek_char((0x55798e5fad60), _1236164)
   Exit: (235) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _1235230=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (234) [system] _1221294=[k]
   Exit: (234) [system] [k]=[k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (233) [system] _1207358=[n, k]
   Exit: (233) [system] [n, k]=[n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (232) [system] _1193422=[i, n, k]
   Exit: (232) [system] [i, n, k]=[i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (231) [system] _1179486=['L', i, n, k]
   Exit: (231) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (230) [system] _1165550=[r, 'L', i, n, k]
   Exit: (230) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (229) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1131896)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1259444, _1259446), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1131896), _1259420, fail)), '$restore_trace'(_1259444, _1259446))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1259444, _1259446))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1131896), _1259420, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_1131896)
   Fail: (230) [system] atomic(_1131896)
   Call: (230) [system] atom_chars(_1131896, ['O', r, 'L', i, n, k])
   Exit: (230) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (229) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1268820)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1270678)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _1278416)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1281120)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'=(;)
   Fail: (230) [system] 'A'=(;)
^  Call: (230) [user] is_like_space('A')
   Call: (231) [system] char_type('A', 'white')
   Fail: (231) [system] char_type('A', 'white')
   Call: (231) [system] char_type('A', end_of_line)
   Fail: (231) [system] char_type('A', end_of_line)
   Call: (231) [system] char_type('A', space)
   Fail: (231) [system] char_type('A', space)
   Call: (231) [system] char_type('A', cntrl)
   Fail: (231) [system] char_type('A', cntrl)
^  Fail: (230) [user] is_like_space('A')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1296198)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=')'
   Fail: (228) [system] 'A'=')'
   Call: (228) [system] 'A'=end_of_file
   Fail: (228) [system] 'A'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _1301768)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1303626)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'=(;)
   Fail: (230) [system] 'A'=(;)
^  Call: (230) [user] is_like_space('A')
   Call: (231) [system] char_type('A', 'white')
   Fail: (231) [system] char_type('A', 'white')
   Call: (231) [system] char_type('A', end_of_line)
   Fail: (231) [system] char_type('A', end_of_line)
   Call: (231) [system] char_type('A', space)
   Fail: (231) [system] char_type('A', space)
   Call: (231) [system] char_type('A', cntrl)
   Fail: (231) [system] char_type('A', cntrl)
^  Fail: (230) [user] is_like_space('A')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _1317780)
   Exit: (229) [system] get_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'='('
   Fail: (229) [system] 'A'='('
   Call: (229) [system] 'A'='['
   Fail: (229) [system] 'A'='['
   Call: (229) [system] 'A'='{'
   Fail: (229) [system] 'A'='{'
   Call: (229) [system] 'A'='"'
   Fail: (229) [system] 'A'='"'
   Call: (229) [system] 'A'=!
   Fail: (229) [system] 'A'=!
   Call: (229) [system] 'A'='\''
   Fail: (229) [system] 'A'='\''
   Call: (229) [system] 'A'='`'
   Fail: (229) [system] 'A'='`'
   Call: (229) [system] 'A'=end_of_file
   Fail: (229) [system] 'A'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1301768)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1335422)
   Call: (231) [system] peek_char((0x55798e5fad60), _1336356)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1335422=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (230) [user] classify_and_convert_charseq('A', [], _1301768)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1345666, _1345668), once(user:catch(read_from_chars(['A'], _1301768), _1345642, fail)), '$restore_trace'(_1345666, _1345668))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1345666, _1345668))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1301768), _1345642, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1301768)
   Fail: (231) [system] atomic(_1301768)
   Call: (231) [system] atom_chars(_1301768, ['A'])
   Exit: (231) [system] atom_chars('A', ['A'])
^  Exit: (230) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1355042)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1356900)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _1364638)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1367342)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'B')
   Call: (231) [system] 'B'=(;)
   Fail: (231) [system] 'B'=(;)
^  Call: (231) [user] is_like_space('B')
   Call: (232) [system] char_type('B', 'white')
   Fail: (232) [system] char_type('B', 'white')
   Call: (232) [system] char_type('B', end_of_line)
   Fail: (232) [system] char_type('B', end_of_line)
   Call: (232) [system] char_type('B', space)
   Fail: (232) [system] char_type('B', space)
   Call: (232) [system] char_type('B', cntrl)
   Fail: (232) [system] char_type('B', cntrl)
^  Fail: (231) [user] is_like_space('B')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1382420)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'B')
   Call: (229) [system] 'B'=')'
   Fail: (229) [system] 'B'=')'
   Call: (229) [system] 'B'=end_of_file
   Fail: (229) [system] 'B'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _1387990)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1389848)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'B')
   Call: (231) [system] 'B'=(;)
   Fail: (231) [system] 'B'=(;)
^  Call: (231) [user] is_like_space('B')
   Call: (232) [system] char_type('B', 'white')
   Fail: (232) [system] char_type('B', 'white')
   Call: (232) [system] char_type('B', end_of_line)
   Fail: (232) [system] char_type('B', end_of_line)
   Call: (232) [system] char_type('B', space)
   Fail: (232) [system] char_type('B', space)
   Call: (232) [system] char_type('B', cntrl)
   Fail: (232) [system] char_type('B', cntrl)
^  Fail: (231) [user] is_like_space('B')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _1404002)
   Exit: (230) [system] get_char((0x55798e5fad60), 'B')
   Call: (230) [system] 'B'='('
   Fail: (230) [system] 'B'='('
   Call: (230) [system] 'B'='['
   Fail: (230) [system] 'B'='['
   Call: (230) [system] 'B'='{'
   Fail: (230) [system] 'B'='{'
   Call: (230) [system] 'B'='"'
   Fail: (230) [system] 'B'='"'
   Call: (230) [system] 'B'=!
   Fail: (230) [system] 'B'=!
   Call: (230) [system] 'B'='\''
   Fail: (230) [system] 'B'='\''
   Call: (230) [system] 'B'='`'
   Fail: (230) [system] 'B'='`'
   Call: (230) [system] 'B'=end_of_file
   Fail: (230) [system] 'B'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1387990)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1421644)
   Call: (232) [system] peek_char((0x55798e5fad60), _1422578)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
^  Call: (232) [user] is_delimiter(')')
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] arg(_1427298, v('(', ')', end_of_file), ')')
   Exit: (233) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (232) [user] is_delimiter(')')
   Call: (232) [system] _1421644=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (231) [user] classify_and_convert_charseq('B', [], _1387990)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_1433760, _1433762), once(user:catch(read_from_chars(['B'], _1387990), _1433736, fail)), '$restore_trace'(_1433760, _1433762))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_1433760, _1433762))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1387990), _1433736, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_1387990)
   Fail: (232) [system] atomic(_1387990)
   Call: (232) [system] atom_chars(_1387990, ['B'])
   Exit: (232) [system] atom_chars('B', ['B'])
^  Exit: (231) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _1443136)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1444994)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=(;)
   Fail: (231) [system] ')'=(;)
^  Call: (231) [user] is_like_space(')')
   Call: (232) [system] char_type(')', 'white')
   Fail: (232) [system] char_type(')', 'white')
   Call: (232) [system] char_type(')', end_of_line)
   Fail: (232) [system] char_type(')', end_of_line)
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] char_type(')', cntrl)
   Fail: (232) [system] char_type(')', cntrl)
^  Fail: (231) [user] is_like_space(')')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1459148)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=')'
   Exit: (230) [system] ')'=')'
   Call: (230) [system] get_char((0x55798e5fad60), _1462938)
   Exit: (230) [system] get_char((0x55798e5fad60), ')')
   Call: (230) [system] _1443136=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), [])
   Call: (229) [system] _1355042=['B']
   Exit: (229) [system] ['B']=['B']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (228) [system] _1268820=['A', 'B']
   Exit: (228) [system] ['A', 'B']=['A', 'B']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (227) [system] _1090590=['OrLink', 'A', 'B']
   Exit: (227) [system] ['OrLink', 'A', 'B']=['OrLink', 'A', 'B']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'A', 'B'])
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'A', 'B'])
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1476820)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1478678)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1492832)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55798e5fad60), _1496622)
   Exit: (226) [system] get_char((0x55798e5fad60), ')')
   Call: (226) [system] _1476820=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [])
   Call: (225) [system] _1057642=[['OrLink', 'A', 'B']]
   Exit: (225) [system] [['OrLink', 'A', 'B']]=[['OrLink', 'A', 'B']]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'A', 'B']])
   Call: (224) [system] _357806=[['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']]
   Exit: (224) [system] [['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']]=[['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']])
   Call: (223) [system] _265102=[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']]
   Exit: (223) [system] [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']]=[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']])
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']])
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1510504)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1512362)
   Exit: (223) [system] peek_char((0x55798e5fad60), '\n')
   Call: (223) [system] '\n'=(;)
   Fail: (223) [system] '\n'=(;)
^  Call: (223) [user] is_like_space('\n')
   Call: (224) [system] char_type('\n', 'white')
   Fail: (224) [system] char_type('\n', 'white')
   Call: (224) [system] char_type('\n', end_of_line)
   Exit: (224) [system] char_type('\n', end_of_line)
^  Exit: (223) [user] is_like_space('\n')
   Call: (223) [system] get_char((0x55798e5fad60), _1521956)
   Exit: (223) [system] get_char((0x55798e5fad60), '\n')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1524660)
   Exit: (224) [system] peek_char((0x55798e5fad60), '\t')
   Call: (224) [system] '\t'=(;)
   Fail: (224) [system] '\t'=(;)
^  Call: (224) [user] is_like_space('\t')
   Call: (225) [system] char_type('\t', 'white')
   Exit: (225) [system] char_type('\t', 'white')
^  Exit: (224) [user] is_like_space('\t')
   Call: (224) [system] get_char((0x55798e5fad60), _1532398)
   Exit: (224) [system] get_char((0x55798e5fad60), '\t')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1535102)
   Exit: (225) [system] peek_char((0x55798e5fad60), '\t')
   Call: (225) [system] '\t'=(;)
   Fail: (225) [system] '\t'=(;)
^  Call: (225) [user] is_like_space('\t')
   Call: (226) [system] char_type('\t', 'white')
   Exit: (226) [system] char_type('\t', 'white')
^  Exit: (225) [user] is_like_space('\t')
   Call: (225) [system] get_char((0x55798e5fad60), _1542840)
   Exit: (225) [system] get_char((0x55798e5fad60), '\t')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1545544)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _1553282)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1555986)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1573836)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1579406)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1581264)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1595418)
   Exit: (223) [system] get_char((0x55798e5fad60), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1579406)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1600988)
   Exit: (225) [system] peek_char((0x55798e5fad60), :)
   Call: (225) [system] (:)=(;)
   Fail: (225) [system] (:)=(;)
^  Call: (225) [user] is_like_space(:)
   Call: (226) [system] char_type(:, 'white')
   Fail: (226) [system] char_type(:, 'white')
   Call: (226) [system] char_type(:, end_of_line)
   Fail: (226) [system] char_type(:, end_of_line)
   Call: (226) [system] char_type(:, space)
   Fail: (226) [system] char_type(:, space)
   Call: (226) [system] char_type(:, cntrl)
   Fail: (226) [system] char_type(:, cntrl)
^  Fail: (225) [user] is_like_space(:)
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1615142)
   Exit: (224) [system] peek_char((0x55798e5fad60), :)
   Call: (224) [system] (:)=')'
   Fail: (224) [system] (:)=')'
   Call: (224) [system] (:)=end_of_file
   Fail: (224) [system] (:)=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1620712)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1622570)
   Exit: (226) [system] peek_char((0x55798e5fad60), :)
   Call: (226) [system] (:)=(;)
   Fail: (226) [system] (:)=(;)
^  Call: (226) [user] is_like_space(:)
   Call: (227) [system] char_type(:, 'white')
   Fail: (227) [system] char_type(:, 'white')
   Call: (227) [system] char_type(:, end_of_line)
   Fail: (227) [system] char_type(:, end_of_line)
   Call: (227) [system] char_type(:, space)
   Fail: (227) [system] char_type(:, space)
   Call: (227) [system] char_type(:, cntrl)
   Fail: (227) [system] char_type(:, cntrl)
^  Fail: (226) [user] is_like_space(:)
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1636724)
   Exit: (225) [system] get_char((0x55798e5fad60), :)
   Call: (225) [system] (:)='('
   Fail: (225) [system] (:)='('
   Call: (225) [system] (:)='['
   Fail: (225) [system] (:)='['
   Call: (225) [system] (:)='{'
   Fail: (225) [system] (:)='{'
   Call: (225) [system] (:)='"'
   Fail: (225) [system] (:)='"'
   Call: (225) [system] (:)=!
   Fail: (225) [system] (:)=!
   Call: (225) [system] (:)='\''
   Fail: (225) [system] (:)='\''
   Call: (225) [system] (:)='`'
   Fail: (225) [system] (:)='`'
   Call: (225) [system] (:)=end_of_file
   Fail: (225) [system] (:)=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), :, _1620712)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1654366)
   Call: (227) [system] peek_char((0x55798e5fad60), _1655300)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _1654366=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (226) [user] classify_and_convert_charseq(:, [], _1620712)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1664610, _1664612), once(user:catch(read_from_chars([:], _1620712), _1664586, fail)), '$restore_trace'(_1664610, _1664612))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1664610, _1664612))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1664586, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(:)
   Exit: (227) [system] atomic(:)
^  Exit: (226) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1672110)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1673968)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _1681706)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1684410)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1699488)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=')'
   Fail: (225) [system] '('=')'
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1705058)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1706916)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1721070)
   Exit: (226) [system] get_char((0x55798e5fad60), '(')
   Call: (226) [system] '('='('
   Exit: (226) [system] '('='('
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1705058)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1726640)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'D')
   Call: (228) [system] 'D'=(;)
   Fail: (228) [system] 'D'=(;)
^  Call: (228) [user] is_like_space('D')
   Call: (229) [system] char_type('D', 'white')
   Fail: (229) [system] char_type('D', 'white')
   Call: (229) [system] char_type('D', end_of_line)
   Fail: (229) [system] char_type('D', end_of_line)
   Call: (229) [system] char_type('D', space)
   Fail: (229) [system] char_type('D', space)
   Call: (229) [system] char_type('D', cntrl)
   Fail: (229) [system] char_type('D', cntrl)
^  Fail: (228) [user] is_like_space('D')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1740794)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'D')
   Call: (227) [system] 'D'=')'
   Fail: (227) [system] 'D'=')'
   Call: (227) [system] 'D'=end_of_file
   Fail: (227) [system] 'D'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _1746364)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1748222)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'D')
   Call: (229) [system] 'D'=(;)
   Fail: (229) [system] 'D'=(;)
^  Call: (229) [user] is_like_space('D')
   Call: (230) [system] char_type('D', 'white')
   Fail: (230) [system] char_type('D', 'white')
   Call: (230) [system] char_type('D', end_of_line)
   Fail: (230) [system] char_type('D', end_of_line)
   Call: (230) [system] char_type('D', space)
   Fail: (230) [system] char_type('D', space)
   Call: (230) [system] char_type('D', cntrl)
   Fail: (230) [system] char_type('D', cntrl)
^  Fail: (229) [user] is_like_space('D')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _1762376)
   Exit: (228) [system] get_char((0x55798e5fad60), 'D')
   Call: (228) [system] 'D'='('
   Fail: (228) [system] 'D'='('
   Call: (228) [system] 'D'='['
   Fail: (228) [system] 'D'='['
   Call: (228) [system] 'D'='{'
   Fail: (228) [system] 'D'='{'
   Call: (228) [system] 'D'='"'
   Fail: (228) [system] 'D'='"'
   Call: (228) [system] 'D'=!
   Fail: (228) [system] 'D'=!
   Call: (228) [system] 'D'='\''
   Fail: (228) [system] 'D'='\''
   Call: (228) [system] 'D'='`'
   Fail: (228) [system] 'D'='`'
   Call: (228) [system] 'D'=end_of_file
   Fail: (228) [system] 'D'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1746364)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1780018)
   Call: (230) [system] peek_char((0x55798e5fad60), _1780952)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_1785672, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_1786604, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1793954)
   Call: (231) [system] peek_char((0x55798e5fad60), _1794888)
   Exit: (231) [system] peek_char((0x55798e5fad60), s)
^  Call: (231) [user] is_delimiter(s)
   Call: (232) [system] char_type(s, space)
   Fail: (232) [system] char_type(s, space)
   Call: (232) [system] arg(_1799608, v('(', ')', end_of_file), s)
   Fail: (232) [system] arg(_1800540, v('(', ')', end_of_file), s)
^  Fail: (231) [user] is_delimiter(s)
   Call: (231) [system] ')'==s
   Fail: (231) [system] ')'==s
   Call: (231) [system] get_char((0x55798e5fad60), s)
   Exit: (231) [system] get_char((0x55798e5fad60), s)
   Call: (231) [system] s=(\)
   Fail: (231) [system] s=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1807890)
   Call: (232) [system] peek_char((0x55798e5fad60), _1808824)
   Exit: (232) [system] peek_char((0x55798e5fad60), j)
^  Call: (232) [user] is_delimiter(j)
   Call: (233) [system] char_type(j, space)
   Fail: (233) [system] char_type(j, space)
   Call: (233) [system] arg(_1813544, v('(', ')', end_of_file), j)
   Fail: (233) [system] arg(_1814476, v('(', ')', end_of_file), j)
^  Fail: (232) [user] is_delimiter(j)
   Call: (232) [system] ')'==j
   Fail: (232) [system] ')'==j
   Call: (232) [system] get_char((0x55798e5fad60), j)
   Exit: (232) [system] get_char((0x55798e5fad60), j)
   Call: (232) [system] j=(\)
   Fail: (232) [system] j=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1821826)
   Call: (233) [system] peek_char((0x55798e5fad60), _1822760)
   Exit: (233) [system] peek_char((0x55798e5fad60), u)
^  Call: (233) [user] is_delimiter(u)
   Call: (234) [system] char_type(u, space)
   Fail: (234) [system] char_type(u, space)
   Call: (234) [system] arg(_1827480, v('(', ')', end_of_file), u)
   Fail: (234) [system] arg(_1828412, v('(', ')', end_of_file), u)
^  Fail: (233) [user] is_delimiter(u)
   Call: (233) [system] ')'==u
   Fail: (233) [system] ')'==u
   Call: (233) [system] get_char((0x55798e5fad60), u)
   Exit: (233) [system] get_char((0x55798e5fad60), u)
   Call: (233) [system] u=(\)
   Fail: (233) [system] u=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1835762)
   Call: (234) [system] peek_char((0x55798e5fad60), _1836696)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_1841416, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_1842348, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1849698)
   Call: (235) [system] peek_char((0x55798e5fad60), _1850632)
   Exit: (235) [system] peek_char((0x55798e5fad60), c)
^  Call: (235) [user] is_delimiter(c)
   Call: (236) [system] char_type(c, space)
   Fail: (236) [system] char_type(c, space)
   Call: (236) [system] arg(_1855352, v('(', ')', end_of_file), c)
   Fail: (236) [system] arg(_1856284, v('(', ')', end_of_file), c)
^  Fail: (235) [user] is_delimiter(c)
   Call: (235) [system] ')'==c
   Fail: (235) [system] ')'==c
   Call: (235) [system] get_char((0x55798e5fad60), c)
   Exit: (235) [system] get_char((0x55798e5fad60), c)
   Call: (235) [system] c=(\)
   Fail: (235) [system] c=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1863634)
   Call: (236) [system] peek_char((0x55798e5fad60), _1864568)
   Exit: (236) [system] peek_char((0x55798e5fad60), t)
^  Call: (236) [user] is_delimiter(t)
   Call: (237) [system] char_type(t, space)
   Fail: (237) [system] char_type(t, space)
   Call: (237) [system] arg(_1869288, v('(', ')', end_of_file), t)
   Fail: (237) [system] arg(_1870220, v('(', ')', end_of_file), t)
^  Fail: (236) [user] is_delimiter(t)
   Call: (236) [system] ')'==t
   Fail: (236) [system] ')'==t
   Call: (236) [system] get_char((0x55798e5fad60), t)
   Exit: (236) [system] get_char((0x55798e5fad60), t)
   Call: (236) [system] t=(\)
   Fail: (236) [system] t=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1877570)
   Call: (237) [system] peek_char((0x55798e5fad60), _1878504)
   Exit: (237) [system] peek_char((0x55798e5fad60), i)
^  Call: (237) [user] is_delimiter(i)
   Call: (238) [system] char_type(i, space)
   Fail: (238) [system] char_type(i, space)
   Call: (238) [system] arg(_1883224, v('(', ')', end_of_file), i)
   Fail: (238) [system] arg(_1884156, v('(', ')', end_of_file), i)
^  Fail: (237) [user] is_delimiter(i)
   Call: (237) [system] ')'==i
   Fail: (237) [system] ')'==i
   Call: (237) [system] get_char((0x55798e5fad60), i)
   Exit: (237) [system] get_char((0x55798e5fad60), i)
   Call: (237) [system] i=(\)
   Fail: (237) [system] i=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1891506)
   Call: (238) [system] peek_char((0x55798e5fad60), _1892440)
   Exit: (238) [system] peek_char((0x55798e5fad60), o)
^  Call: (238) [user] is_delimiter(o)
   Call: (239) [system] char_type(o, space)
   Fail: (239) [system] char_type(o, space)
   Call: (239) [system] arg(_1897160, v('(', ')', end_of_file), o)
   Fail: (239) [system] arg(_1898092, v('(', ')', end_of_file), o)
^  Fail: (238) [user] is_delimiter(o)
   Call: (238) [system] ')'==o
   Fail: (238) [system] ')'==o
   Call: (238) [system] get_char((0x55798e5fad60), o)
   Exit: (238) [system] get_char((0x55798e5fad60), o)
   Call: (238) [system] o=(\)
   Fail: (238) [system] o=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1905442)
   Call: (239) [system] peek_char((0x55798e5fad60), _1906376)
   Exit: (239) [system] peek_char((0x55798e5fad60), n)
^  Call: (239) [user] is_delimiter(n)
   Call: (240) [system] char_type(n, space)
   Fail: (240) [system] char_type(n, space)
   Call: (240) [system] arg(_1911096, v('(', ')', end_of_file), n)
   Fail: (240) [system] arg(_1912028, v('(', ')', end_of_file), n)
^  Fail: (239) [user] is_delimiter(n)
   Call: (239) [system] ')'==n
   Fail: (239) [system] ')'==n
   Call: (239) [system] get_char((0x55798e5fad60), n)
   Exit: (239) [system] get_char((0x55798e5fad60), n)
   Call: (239) [system] n=(\)
   Fail: (239) [system] n=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1919378)
   Call: (240) [system] peek_char((0x55798e5fad60), _1920312)
   Exit: (240) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (240) [user] is_delimiter('I')
   Call: (241) [system] char_type('I', space)
   Fail: (241) [system] char_type('I', space)
   Call: (241) [system] arg(_1925032, v('(', ')', end_of_file), 'I')
   Fail: (241) [system] arg(_1925964, v('(', ')', end_of_file), 'I')
^  Fail: (240) [user] is_delimiter('I')
   Call: (240) [system] ')'=='I'
   Fail: (240) [system] ')'=='I'
   Call: (240) [system] get_char((0x55798e5fad60), 'I')
   Exit: (240) [system] get_char((0x55798e5fad60), 'I')
   Call: (240) [system] 'I'=(\)
   Fail: (240) [system] 'I'=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1933314)
   Call: (241) [system] peek_char((0x55798e5fad60), _1934248)
   Exit: (241) [system] peek_char((0x55798e5fad60), n)
^  Call: (241) [user] is_delimiter(n)
   Call: (242) [system] char_type(n, space)
   Fail: (242) [system] char_type(n, space)
   Call: (242) [system] arg(_1938968, v('(', ')', end_of_file), n)
   Fail: (242) [system] arg(_1939900, v('(', ')', end_of_file), n)
^  Fail: (241) [user] is_delimiter(n)
   Call: (241) [system] ')'==n
   Fail: (241) [system] ')'==n
   Call: (241) [system] get_char((0x55798e5fad60), n)
   Exit: (241) [system] get_char((0x55798e5fad60), n)
   Call: (241) [system] n=(\)
   Fail: (241) [system] n=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1947250)
   Call: (242) [system] peek_char((0x55798e5fad60), _1948184)
   Exit: (242) [system] peek_char((0x55798e5fad60), t)
^  Call: (242) [user] is_delimiter(t)
   Call: (243) [system] char_type(t, space)
   Fail: (243) [system] char_type(t, space)
   Call: (243) [system] arg(_1952904, v('(', ')', end_of_file), t)
   Fail: (243) [system] arg(_1953836, v('(', ')', end_of_file), t)
^  Fail: (242) [user] is_delimiter(t)
   Call: (242) [system] ')'==t
   Fail: (242) [system] ')'==t
   Call: (242) [system] get_char((0x55798e5fad60), t)
   Exit: (242) [system] get_char((0x55798e5fad60), t)
   Call: (242) [system] t=(\)
   Fail: (242) [system] t=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1961186)
   Call: (243) [system] peek_char((0x55798e5fad60), _1962120)
   Exit: (243) [system] peek_char((0x55798e5fad60), r)
^  Call: (243) [user] is_delimiter(r)
   Call: (244) [system] char_type(r, space)
   Fail: (244) [system] char_type(r, space)
   Call: (244) [system] arg(_1966840, v('(', ')', end_of_file), r)
   Fail: (244) [system] arg(_1967772, v('(', ')', end_of_file), r)
^  Fail: (243) [user] is_delimiter(r)
   Call: (243) [system] ')'==r
   Fail: (243) [system] ')'==r
   Call: (243) [system] get_char((0x55798e5fad60), r)
   Exit: (243) [system] get_char((0x55798e5fad60), r)
   Call: (243) [system] r=(\)
   Fail: (243) [system] r=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1975122)
   Call: (244) [system] peek_char((0x55798e5fad60), _1976056)
   Exit: (244) [system] peek_char((0x55798e5fad60), o)
^  Call: (244) [user] is_delimiter(o)
   Call: (245) [system] char_type(o, space)
   Fail: (245) [system] char_type(o, space)
   Call: (245) [system] arg(_1980776, v('(', ')', end_of_file), o)
   Fail: (245) [system] arg(_1981708, v('(', ')', end_of_file), o)
^  Fail: (244) [user] is_delimiter(o)
   Call: (244) [system] ')'==o
   Fail: (244) [system] ')'==o
   Call: (244) [system] get_char((0x55798e5fad60), o)
   Exit: (244) [system] get_char((0x55798e5fad60), o)
   Call: (244) [system] o=(\)
   Fail: (244) [system] o=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1989058)
   Call: (245) [system] peek_char((0x55798e5fad60), _1989992)
   Exit: (245) [system] peek_char((0x55798e5fad60), d)
^  Call: (245) [user] is_delimiter(d)
   Call: (246) [system] char_type(d, space)
   Fail: (246) [system] char_type(d, space)
   Call: (246) [system] arg(_1994712, v('(', ')', end_of_file), d)
   Fail: (246) [system] arg(_1995644, v('(', ')', end_of_file), d)
^  Fail: (245) [user] is_delimiter(d)
   Call: (245) [system] ')'==d
   Fail: (245) [system] ')'==d
   Call: (245) [system] get_char((0x55798e5fad60), d)
   Exit: (245) [system] get_char((0x55798e5fad60), d)
   Call: (245) [system] d=(\)
   Fail: (245) [system] d=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _2002994)
   Call: (246) [system] peek_char((0x55798e5fad60), _2003928)
   Exit: (246) [system] peek_char((0x55798e5fad60), u)
^  Call: (246) [user] is_delimiter(u)
   Call: (247) [system] char_type(u, space)
   Fail: (247) [system] char_type(u, space)
   Call: (247) [system] arg(_2008648, v('(', ')', end_of_file), u)
   Fail: (247) [system] arg(_2009580, v('(', ')', end_of_file), u)
^  Fail: (246) [user] is_delimiter(u)
   Call: (246) [system] ')'==u
   Fail: (246) [system] ')'==u
   Call: (246) [system] get_char((0x55798e5fad60), u)
   Exit: (246) [system] get_char((0x55798e5fad60), u)
   Call: (246) [system] u=(\)
   Fail: (246) [system] u=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _2016930)
   Call: (247) [system] peek_char((0x55798e5fad60), _2017864)
   Exit: (247) [system] peek_char((0x55798e5fad60), c)
^  Call: (247) [user] is_delimiter(c)
   Call: (248) [system] char_type(c, space)
   Fail: (248) [system] char_type(c, space)
   Call: (248) [system] arg(_2022584, v('(', ')', end_of_file), c)
   Fail: (248) [system] arg(_2023516, v('(', ')', end_of_file), c)
^  Fail: (247) [user] is_delimiter(c)
   Call: (247) [system] ')'==c
   Fail: (247) [system] ')'==c
   Call: (247) [system] get_char((0x55798e5fad60), c)
   Exit: (247) [system] get_char((0x55798e5fad60), c)
   Call: (247) [system] c=(\)
   Fail: (247) [system] c=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), _2030866)
   Call: (248) [system] peek_char((0x55798e5fad60), _2031800)
   Exit: (248) [system] peek_char((0x55798e5fad60), t)
^  Call: (248) [user] is_delimiter(t)
   Call: (249) [system] char_type(t, space)
   Fail: (249) [system] char_type(t, space)
   Call: (249) [system] arg(_2036520, v('(', ')', end_of_file), t)
   Fail: (249) [system] arg(_2037452, v('(', ')', end_of_file), t)
^  Fail: (248) [user] is_delimiter(t)
   Call: (248) [system] ')'==t
   Fail: (248) [system] ')'==t
   Call: (248) [system] get_char((0x55798e5fad60), t)
   Exit: (248) [system] get_char((0x55798e5fad60), t)
   Call: (248) [system] t=(\)
   Fail: (248) [system] t=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), _2044802)
   Call: (249) [system] peek_char((0x55798e5fad60), _2045736)
   Exit: (249) [system] peek_char((0x55798e5fad60), i)
^  Call: (249) [user] is_delimiter(i)
   Call: (250) [system] char_type(i, space)
   Fail: (250) [system] char_type(i, space)
   Call: (250) [system] arg(_2050456, v('(', ')', end_of_file), i)
   Fail: (250) [system] arg(_2051388, v('(', ')', end_of_file), i)
^  Fail: (249) [user] is_delimiter(i)
   Call: (249) [system] ')'==i
   Fail: (249) [system] ')'==i
   Call: (249) [system] get_char((0x55798e5fad60), i)
   Exit: (249) [system] get_char((0x55798e5fad60), i)
   Call: (249) [system] i=(\)
   Fail: (249) [system] i=(\)
^  Call: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), _2058738)
   Call: (250) [system] peek_char((0x55798e5fad60), _2059672)
   Exit: (250) [system] peek_char((0x55798e5fad60), o)
^  Call: (250) [user] is_delimiter(o)
   Call: (251) [system] char_type(o, space)
   Fail: (251) [system] char_type(o, space)
   Call: (251) [system] arg(_2064392, v('(', ')', end_of_file), o)
   Fail: (251) [system] arg(_2065324, v('(', ')', end_of_file), o)
^  Fail: (250) [user] is_delimiter(o)
   Call: (250) [system] ')'==o
   Fail: (250) [system] ')'==o
   Call: (250) [system] get_char((0x55798e5fad60), o)
   Exit: (250) [system] get_char((0x55798e5fad60), o)
   Call: (250) [system] o=(\)
   Fail: (250) [system] o=(\)
^  Call: (250) [user] read_symbolic_cont(')', (0x55798e5fad60), _2072674)
   Call: (251) [system] peek_char((0x55798e5fad60), _2073608)
   Exit: (251) [system] peek_char((0x55798e5fad60), n)
^  Call: (251) [user] is_delimiter(n)
   Call: (252) [system] char_type(n, space)
   Fail: (252) [system] char_type(n, space)
   Call: (252) [system] arg(_2078328, v('(', ')', end_of_file), n)
   Fail: (252) [system] arg(_2079260, v('(', ')', end_of_file), n)
^  Fail: (251) [user] is_delimiter(n)
   Call: (251) [system] ')'==n
   Fail: (251) [system] ')'==n
   Call: (251) [system] get_char((0x55798e5fad60), n)
   Exit: (251) [system] get_char((0x55798e5fad60), n)
   Call: (251) [system] n=(\)
   Fail: (251) [system] n=(\)
^  Call: (251) [user] read_symbolic_cont(')', (0x55798e5fad60), _2086610)
   Call: (252) [system] peek_char((0x55798e5fad60), _2087544)
   Exit: (252) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (252) [user] is_delimiter(' ')
   Call: (253) [system] char_type(' ', space)
   Exit: (253) [system] char_type(' ', space)
^  Exit: (252) [user] is_delimiter(' ')
   Call: (252) [system] _2086610=[]
   Exit: (252) [system] []=[]
^  Exit: (251) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (251) [system] _2072674=[n]
   Exit: (251) [system] [n]=[n]
^  Exit: (250) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (250) [system] _6484=[o, n]
   Exit: (250) [system] [o, n]=[o, n]
^  Exit: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (249) [system] _6480=[i, o, n]
   Exit: (249) [system] [i, o, n]=[i, o, n]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (248) [system] _6476=[t, i, o, n]
   Exit: (248) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (247) [system] _6472=[c, t, i, o, n]
   Exit: (247) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (246) [system] _6468=[u, c, t, i, o, n]
   Exit: (246) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (245) [system] _6464=[d, u, c, t, i, o, n]
   Exit: (245) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (244) [system] _6460=[o, d, u, c, t, i, o, n]
   Exit: (244) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (243) [system] _6456=[r, o, d, u, c, t, i, o, n]
   Exit: (243) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (242) [system] _6452=[t, r, o, d, u, c, t, i, o, n]
   Exit: (242) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (241) [system] _6448=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (241) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (240) [system] _6444=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _6440=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _6436=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _6432=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _6428=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _6424=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _6420=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _6416=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _6412=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _6408=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _6404=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (229) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _6400)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_67936, _67938), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _6400), _67912, fail)), '$restore_trace'(_67936, _67938))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_67936, _67938))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _6400), _67912, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_6400)
   Fail: (230) [system] atomic(_6400)
   Call: (230) [system] atom_chars(_6400, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (230) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (229) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _77312)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _79170)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _86908)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _89612)
   Exit: (230) [system] peek_char((0x55798e5fad60), a)
   Call: (230) [system] a=(;)
   Fail: (230) [system] a=(;)
^  Call: (230) [user] is_like_space(a)
   Call: (231) [system] char_type(a, 'white')
   Fail: (231) [system] char_type(a, 'white')
   Call: (231) [system] char_type(a, end_of_line)
   Fail: (231) [system] char_type(a, end_of_line)
   Call: (231) [system] char_type(a, space)
   Fail: (231) [system] char_type(a, space)
   Call: (231) [system] char_type(a, cntrl)
   Fail: (231) [system] char_type(a, cntrl)
^  Fail: (230) [user] is_like_space(a)
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _104690)
   Exit: (228) [system] peek_char((0x55798e5fad60), a)
   Call: (228) [system] a=')'
   Fail: (228) [system] a=')'
   Call: (228) [system] a=end_of_file
   Fail: (228) [system] a=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _110260)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _112118)
   Exit: (230) [system] peek_char((0x55798e5fad60), a)
   Call: (230) [system] a=(;)
   Fail: (230) [system] a=(;)
^  Call: (230) [user] is_like_space(a)
   Call: (231) [system] char_type(a, 'white')
   Fail: (231) [system] char_type(a, 'white')
   Call: (231) [system] char_type(a, end_of_line)
   Fail: (231) [system] char_type(a, end_of_line)
   Call: (231) [system] char_type(a, space)
   Fail: (231) [system] char_type(a, space)
   Call: (231) [system] char_type(a, cntrl)
   Fail: (231) [system] char_type(a, cntrl)
^  Fail: (230) [user] is_like_space(a)
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _126272)
   Exit: (229) [system] get_char((0x55798e5fad60), a)
   Call: (229) [system] a='('
   Fail: (229) [system] a='('
   Call: (229) [system] a='['
   Fail: (229) [system] a='['
   Call: (229) [system] a='{'
   Fail: (229) [system] a='{'
   Call: (229) [system] a='"'
   Fail: (229) [system] a='"'
   Call: (229) [system] a=!
   Fail: (229) [system] a=!
   Call: (229) [system] a='\''
   Fail: (229) [system] a='\''
   Call: (229) [system] a='`'
   Fail: (229) [system] a='`'
   Call: (229) [system] a=end_of_file
   Fail: (229) [system] a=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), a, _110260)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _143914)
   Call: (231) [system] peek_char((0x55798e5fad60), _144848)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _143914=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (230) [user] classify_and_convert_charseq(a, [], _110260)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_154158, _154160), once(user:catch(read_from_chars([a], _110260), _154134, fail)), '$restore_trace'(_154158, _154160))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_154158, _154160))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _154134, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(a)
   Exit: (231) [system] atomic(a)
^  Exit: (230) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _161658)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _163516)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _171254)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _173958)
   Exit: (231) [system] peek_char((0x55798e5fad60), a)
   Call: (231) [system] a=(;)
   Fail: (231) [system] a=(;)
^  Call: (231) [user] is_like_space(a)
   Call: (232) [system] char_type(a, 'white')
   Fail: (232) [system] char_type(a, 'white')
   Call: (232) [system] char_type(a, end_of_line)
   Fail: (232) [system] char_type(a, end_of_line)
   Call: (232) [system] char_type(a, space)
   Fail: (232) [system] char_type(a, space)
   Call: (232) [system] char_type(a, cntrl)
   Fail: (232) [system] char_type(a, cntrl)
^  Fail: (231) [user] is_like_space(a)
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _189036)
   Exit: (229) [system] peek_char((0x55798e5fad60), a)
   Call: (229) [system] a=')'
   Fail: (229) [system] a=')'
   Call: (229) [system] a=end_of_file
   Fail: (229) [system] a=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _194606)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _196464)
   Exit: (231) [system] peek_char((0x55798e5fad60), a)
   Call: (231) [system] a=(;)
   Fail: (231) [system] a=(;)
^  Call: (231) [user] is_like_space(a)
   Call: (232) [system] char_type(a, 'white')
   Fail: (232) [system] char_type(a, 'white')
   Call: (232) [system] char_type(a, end_of_line)
   Fail: (232) [system] char_type(a, end_of_line)
   Call: (232) [system] char_type(a, space)
   Fail: (232) [system] char_type(a, space)
   Call: (232) [system] char_type(a, cntrl)
   Fail: (232) [system] char_type(a, cntrl)
^  Fail: (231) [user] is_like_space(a)
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _210618)
   Exit: (230) [system] get_char((0x55798e5fad60), a)
   Call: (230) [system] a='('
   Fail: (230) [system] a='('
   Call: (230) [system] a='['
   Fail: (230) [system] a='['
   Call: (230) [system] a='{'
   Fail: (230) [system] a='{'
   Call: (230) [system] a='"'
   Fail: (230) [system] a='"'
   Call: (230) [system] a=!
   Fail: (230) [system] a=!
   Call: (230) [system] a='\''
   Fail: (230) [system] a='\''
   Call: (230) [system] a='`'
   Fail: (230) [system] a='`'
   Call: (230) [system] a=end_of_file
   Fail: (230) [system] a=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), a, _194606)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _228260)
   Call: (232) [system] peek_char((0x55798e5fad60), _229194)
   Exit: (232) [system] peek_char((0x55798e5fad60), b)
^  Call: (232) [user] is_delimiter(b)
   Call: (233) [system] char_type(b, space)
   Fail: (233) [system] char_type(b, space)
   Call: (233) [system] arg(_233914, v('(', ')', end_of_file), b)
   Fail: (233) [system] arg(_234846, v('(', ')', end_of_file), b)
^  Fail: (232) [user] is_delimiter(b)
   Call: (232) [system] ')'==b
   Fail: (232) [system] ')'==b
   Call: (232) [system] get_char((0x55798e5fad60), b)
   Exit: (232) [system] get_char((0x55798e5fad60), b)
   Call: (232) [system] b=(\)
   Fail: (232) [system] b=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _242196)
   Call: (233) [system] peek_char((0x55798e5fad60), _243130)
   Exit: (233) [system] peek_char((0x55798e5fad60), c)
^  Call: (233) [user] is_delimiter(c)
   Call: (234) [system] char_type(c, space)
   Fail: (234) [system] char_type(c, space)
   Call: (234) [system] arg(_247850, v('(', ')', end_of_file), c)
   Fail: (234) [system] arg(_248782, v('(', ')', end_of_file), c)
^  Fail: (233) [user] is_delimiter(c)
   Call: (233) [system] ')'==c
   Fail: (233) [system] ')'==c
   Call: (233) [system] get_char((0x55798e5fad60), c)
   Exit: (233) [system] get_char((0x55798e5fad60), c)
   Call: (233) [system] c=(\)
   Fail: (233) [system] c=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _256132)
   Call: (234) [system] peek_char((0x55798e5fad60), _257066)
   Exit: (234) [system] peek_char((0x55798e5fad60), ')')
^  Call: (234) [user] is_delimiter(')')
   Call: (235) [system] char_type(')', space)
   Fail: (235) [system] char_type(')', space)
   Call: (235) [system] arg(_261786, v('(', ')', end_of_file), ')')
   Exit: (235) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (234) [user] is_delimiter(')')
   Call: (234) [system] _256132=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (233) [system] _242196=[c]
   Exit: (233) [system] [c]=[c]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (232) [system] _228260=[b, c]
   Exit: (232) [system] [b, c]=[b, c]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (231) [user] classify_and_convert_charseq(a, [b, c], _194606)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_273836, _273838), once(user:catch(read_from_chars([a, b, c], _194606), _273812, fail)), '$restore_trace'(_273836, _273838))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_273836, _273838))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _273812, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(abc)
   Exit: (232) [system] atomic(abc)
^  Exit: (231) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _281336)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _283194)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=(;)
   Fail: (231) [system] ')'=(;)
^  Call: (231) [user] is_like_space(')')
   Call: (232) [system] char_type(')', 'white')
   Fail: (232) [system] char_type(')', 'white')
   Call: (232) [system] char_type(')', end_of_line)
   Fail: (232) [system] char_type(')', end_of_line)
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] char_type(')', cntrl)
   Fail: (232) [system] char_type(')', cntrl)
^  Fail: (231) [user] is_like_space(')')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _297348)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=')'
   Exit: (230) [system] ')'=')'
   Call: (230) [system] get_char((0x55798e5fad60), _301138)
   Exit: (230) [system] get_char((0x55798e5fad60), ')')
   Call: (230) [system] _281336=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), [])
   Call: (229) [system] _161658=[abc]
   Exit: (229) [system] [abc]=[abc]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), [abc])
   Call: (228) [system] _77312=[a, abc]
   Exit: (228) [system] [a, abc]=[a, abc]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [a, abc])
   Call: (227) [system] _6394=['DisjunctionIntroduction', a, abc]
   Exit: (227) [system] ['DisjunctionIntroduction', a, abc]=['DisjunctionIntroduction', a, abc]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, abc])
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, abc])
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _315020)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _316878)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _324616)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _327320)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _342398)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=')'
   Fail: (226) [system] '('=')'
   Call: (226) [system] '('=end_of_file
   Fail: (226) [system] '('=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _347968)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _349826)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _363980)
   Exit: (227) [system] get_char((0x55798e5fad60), '(')
   Call: (227) [system] '('='('
   Exit: (227) [system] '('='('
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _347968)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _369550)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'O')
   Call: (229) [system] 'O'=(;)
   Fail: (229) [system] 'O'=(;)
^  Call: (229) [user] is_like_space('O')
   Call: (230) [system] char_type('O', 'white')
   Fail: (230) [system] char_type('O', 'white')
   Call: (230) [system] char_type('O', end_of_line)
   Fail: (230) [system] char_type('O', end_of_line)
   Call: (230) [system] char_type('O', space)
   Fail: (230) [system] char_type('O', space)
   Call: (230) [system] char_type('O', cntrl)
   Fail: (230) [system] char_type('O', cntrl)
^  Fail: (229) [user] is_like_space('O')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _383704)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'O')
   Call: (228) [system] 'O'=')'
   Fail: (228) [system] 'O'=')'
   Call: (228) [system] 'O'=end_of_file
   Fail: (228) [system] 'O'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _389274)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _391132)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'O')
   Call: (230) [system] 'O'=(;)
   Fail: (230) [system] 'O'=(;)
^  Call: (230) [user] is_like_space('O')
   Call: (231) [system] char_type('O', 'white')
   Fail: (231) [system] char_type('O', 'white')
   Call: (231) [system] char_type('O', end_of_line)
   Fail: (231) [system] char_type('O', end_of_line)
   Call: (231) [system] char_type('O', space)
   Fail: (231) [system] char_type('O', space)
   Call: (231) [system] char_type('O', cntrl)
   Fail: (231) [system] char_type('O', cntrl)
^  Fail: (230) [user] is_like_space('O')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _405286)
   Exit: (229) [system] get_char((0x55798e5fad60), 'O')
   Call: (229) [system] 'O'='('
   Fail: (229) [system] 'O'='('
   Call: (229) [system] 'O'='['
   Fail: (229) [system] 'O'='['
   Call: (229) [system] 'O'='{'
   Fail: (229) [system] 'O'='{'
   Call: (229) [system] 'O'='"'
   Fail: (229) [system] 'O'='"'
   Call: (229) [system] 'O'=!
   Fail: (229) [system] 'O'=!
   Call: (229) [system] 'O'='\''
   Fail: (229) [system] 'O'='\''
   Call: (229) [system] 'O'='`'
   Fail: (229) [system] 'O'='`'
   Call: (229) [system] 'O'=end_of_file
   Fail: (229) [system] 'O'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'O', _389274)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _422928)
   Call: (231) [system] peek_char((0x55798e5fad60), _423862)
   Exit: (231) [system] peek_char((0x55798e5fad60), r)
^  Call: (231) [user] is_delimiter(r)
   Call: (232) [system] char_type(r, space)
   Fail: (232) [system] char_type(r, space)
   Call: (232) [system] arg(_428582, v('(', ')', end_of_file), r)
   Fail: (232) [system] arg(_429514, v('(', ')', end_of_file), r)
^  Fail: (231) [user] is_delimiter(r)
   Call: (231) [system] ')'==r
   Fail: (231) [system] ')'==r
   Call: (231) [system] get_char((0x55798e5fad60), r)
   Exit: (231) [system] get_char((0x55798e5fad60), r)
   Call: (231) [system] r=(\)
   Fail: (231) [system] r=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _436864)
   Call: (232) [system] peek_char((0x55798e5fad60), _437798)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (232) [user] is_delimiter('L')
   Call: (233) [system] char_type('L', space)
   Fail: (233) [system] char_type('L', space)
   Call: (233) [system] arg(_442518, v('(', ')', end_of_file), 'L')
   Fail: (233) [system] arg(_443450, v('(', ')', end_of_file), 'L')
^  Fail: (232) [user] is_delimiter('L')
   Call: (232) [system] ')'=='L'
   Fail: (232) [system] ')'=='L'
   Call: (232) [system] get_char((0x55798e5fad60), 'L')
   Exit: (232) [system] get_char((0x55798e5fad60), 'L')
   Call: (232) [system] 'L'=(\)
   Fail: (232) [system] 'L'=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _450800)
   Call: (233) [system] peek_char((0x55798e5fad60), _451734)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_456454, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_457386, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _464736)
   Call: (234) [system] peek_char((0x55798e5fad60), _465670)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_470390, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_471322, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _478672)
   Call: (235) [system] peek_char((0x55798e5fad60), _479606)
   Exit: (235) [system] peek_char((0x55798e5fad60), k)
^  Call: (235) [user] is_delimiter(k)
   Call: (236) [system] char_type(k, space)
   Fail: (236) [system] char_type(k, space)
   Call: (236) [system] arg(_484326, v('(', ')', end_of_file), k)
   Fail: (236) [system] arg(_485258, v('(', ')', end_of_file), k)
^  Fail: (235) [user] is_delimiter(k)
   Call: (235) [system] ')'==k
   Fail: (235) [system] ')'==k
   Call: (235) [system] get_char((0x55798e5fad60), k)
   Exit: (235) [system] get_char((0x55798e5fad60), k)
   Call: (235) [system] k=(\)
   Fail: (235) [system] k=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _492608)
   Call: (236) [system] peek_char((0x55798e5fad60), _493542)
   Exit: (236) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _492608=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (235) [system] _478672=[k]
   Exit: (235) [system] [k]=[k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (234) [system] _464736=[n, k]
   Exit: (234) [system] [n, k]=[n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (233) [system] _450800=[i, n, k]
   Exit: (233) [system] [i, n, k]=[i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (232) [system] _436864=['L', i, n, k]
   Exit: (232) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (231) [system] _422928=[r, 'L', i, n, k]
   Exit: (231) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (230) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _389274)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_516822, _516824), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _389274), _516798, fail)), '$restore_trace'(_516822, _516824))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_516822, _516824))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _389274), _516798, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_389274)
   Fail: (231) [system] atomic(_389274)
   Call: (231) [system] atom_chars(_389274, ['O', r, 'L', i, n, k])
   Exit: (231) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (230) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _526198)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _528056)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _535794)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _538498)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'B')
   Call: (231) [system] 'B'=(;)
   Fail: (231) [system] 'B'=(;)
^  Call: (231) [user] is_like_space('B')
   Call: (232) [system] char_type('B', 'white')
   Fail: (232) [system] char_type('B', 'white')
   Call: (232) [system] char_type('B', end_of_line)
   Fail: (232) [system] char_type('B', end_of_line)
   Call: (232) [system] char_type('B', space)
   Fail: (232) [system] char_type('B', space)
   Call: (232) [system] char_type('B', cntrl)
   Fail: (232) [system] char_type('B', cntrl)
^  Fail: (231) [user] is_like_space('B')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _553576)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'B')
   Call: (229) [system] 'B'=')'
   Fail: (229) [system] 'B'=')'
   Call: (229) [system] 'B'=end_of_file
   Fail: (229) [system] 'B'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _559146)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _561004)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'B')
   Call: (231) [system] 'B'=(;)
   Fail: (231) [system] 'B'=(;)
^  Call: (231) [user] is_like_space('B')
   Call: (232) [system] char_type('B', 'white')
   Fail: (232) [system] char_type('B', 'white')
   Call: (232) [system] char_type('B', end_of_line)
   Fail: (232) [system] char_type('B', end_of_line)
   Call: (232) [system] char_type('B', space)
   Fail: (232) [system] char_type('B', space)
   Call: (232) [system] char_type('B', cntrl)
   Fail: (232) [system] char_type('B', cntrl)
^  Fail: (231) [user] is_like_space('B')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _575158)
   Exit: (230) [system] get_char((0x55798e5fad60), 'B')
   Call: (230) [system] 'B'='('
   Fail: (230) [system] 'B'='('
   Call: (230) [system] 'B'='['
   Fail: (230) [system] 'B'='['
   Call: (230) [system] 'B'='{'
   Fail: (230) [system] 'B'='{'
   Call: (230) [system] 'B'='"'
   Fail: (230) [system] 'B'='"'
   Call: (230) [system] 'B'=!
   Fail: (230) [system] 'B'=!
   Call: (230) [system] 'B'='\''
   Fail: (230) [system] 'B'='\''
   Call: (230) [system] 'B'='`'
   Fail: (230) [system] 'B'='`'
   Call: (230) [system] 'B'=end_of_file
   Fail: (230) [system] 'B'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'B', _559146)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _592800)
   Call: (232) [system] peek_char((0x55798e5fad60), _593734)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _592800=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (231) [user] classify_and_convert_charseq('B', [], _559146)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_603044, _603046), once(user:catch(read_from_chars(['B'], _559146), _603020, fail)), '$restore_trace'(_603044, _603046))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_603044, _603046))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _559146), _603020, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_559146)
   Fail: (232) [system] atomic(_559146)
   Call: (232) [system] atom_chars(_559146, ['B'])
   Exit: (232) [system] atom_chars('B', ['B'])
^  Exit: (231) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _612420)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _614278)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55798e5fad60), _622016)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _624720)
   Exit: (232) [system] peek_char((0x55798e5fad60), '(')
   Call: (232) [system] '('=(;)
   Fail: (232) [system] '('=(;)
^  Call: (232) [user] is_like_space('(')
   Call: (233) [system] char_type('(', 'white')
   Fail: (233) [system] char_type('(', 'white')
   Call: (233) [system] char_type('(', end_of_line)
   Fail: (233) [system] char_type('(', end_of_line)
   Call: (233) [system] char_type('(', space)
   Fail: (233) [system] char_type('(', space)
   Call: (233) [system] char_type('(', cntrl)
   Fail: (233) [system] char_type('(', cntrl)
^  Fail: (232) [user] is_like_space('(')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _639798)
   Exit: (230) [system] peek_char((0x55798e5fad60), '(')
   Call: (230) [system] '('=')'
   Fail: (230) [system] '('=')'
   Call: (230) [system] '('=end_of_file
   Fail: (230) [system] '('=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _645368)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _647226)
   Exit: (232) [system] peek_char((0x55798e5fad60), '(')
   Call: (232) [system] '('=(;)
   Fail: (232) [system] '('=(;)
^  Call: (232) [user] is_like_space('(')
   Call: (233) [system] char_type('(', 'white')
   Fail: (233) [system] char_type('(', 'white')
   Call: (233) [system] char_type('(', end_of_line)
   Fail: (233) [system] char_type('(', end_of_line)
   Call: (233) [system] char_type('(', space)
   Fail: (233) [system] char_type('(', space)
   Call: (233) [system] char_type('(', cntrl)
   Fail: (233) [system] char_type('(', cntrl)
^  Fail: (232) [user] is_like_space('(')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _661380)
   Exit: (231) [system] get_char((0x55798e5fad60), '(')
   Call: (231) [system] '('='('
   Exit: (231) [system] '('='('
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _645368)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _666950)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'I')
   Call: (233) [system] 'I'=(;)
   Fail: (233) [system] 'I'=(;)
^  Call: (233) [user] is_like_space('I')
   Call: (234) [system] char_type('I', 'white')
   Fail: (234) [system] char_type('I', 'white')
   Call: (234) [system] char_type('I', end_of_line)
   Fail: (234) [system] char_type('I', end_of_line)
   Call: (234) [system] char_type('I', space)
   Fail: (234) [system] char_type('I', space)
   Call: (234) [system] char_type('I', cntrl)
   Fail: (234) [system] char_type('I', cntrl)
^  Fail: (233) [user] is_like_space('I')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _681104)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'I')
   Call: (232) [system] 'I'=')'
   Fail: (232) [system] 'I'=')'
   Call: (232) [system] 'I'=end_of_file
   Fail: (232) [system] 'I'=end_of_file
^  Call: (232) [user] cont_sexpr(')', (0x55798e5fad60), _686674)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _688532)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'I')
   Call: (234) [system] 'I'=(;)
   Fail: (234) [system] 'I'=(;)
^  Call: (234) [user] is_like_space('I')
   Call: (235) [system] char_type('I', 'white')
   Fail: (235) [system] char_type('I', 'white')
   Call: (235) [system] char_type('I', end_of_line)
   Fail: (235) [system] char_type('I', end_of_line)
   Call: (235) [system] char_type('I', space)
   Fail: (235) [system] char_type('I', space)
   Call: (235) [system] char_type('I', cntrl)
   Fail: (235) [system] char_type('I', cntrl)
^  Fail: (234) [user] is_like_space('I')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] get_char((0x55798e5fad60), _702686)
   Exit: (233) [system] get_char((0x55798e5fad60), 'I')
   Call: (233) [system] 'I'='('
   Fail: (233) [system] 'I'='('
   Call: (233) [system] 'I'='['
   Fail: (233) [system] 'I'='['
   Call: (233) [system] 'I'='{'
   Fail: (233) [system] 'I'='{'
   Call: (233) [system] 'I'='"'
   Fail: (233) [system] 'I'='"'
   Call: (233) [system] 'I'=!
   Fail: (233) [system] 'I'=!
   Call: (233) [system] 'I'='\''
   Fail: (233) [system] 'I'='\''
   Call: (233) [system] 'I'='`'
   Fail: (233) [system] 'I'='`'
   Call: (233) [system] 'I'=end_of_file
   Fail: (233) [system] 'I'=end_of_file
^  Call: (233) [user] read_symbolic(')', (0x55798e5fad60), 'I', _686674)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _720328)
   Call: (235) [system] peek_char((0x55798e5fad60), _721262)
   Exit: (235) [system] peek_char((0x55798e5fad60), m)
^  Call: (235) [user] is_delimiter(m)
   Call: (236) [system] char_type(m, space)
   Fail: (236) [system] char_type(m, space)
   Call: (236) [system] arg(_725982, v('(', ')', end_of_file), m)
   Fail: (236) [system] arg(_726914, v('(', ')', end_of_file), m)
^  Fail: (235) [user] is_delimiter(m)
   Call: (235) [system] ')'==m
   Fail: (235) [system] ')'==m
   Call: (235) [system] get_char((0x55798e5fad60), m)
   Exit: (235) [system] get_char((0x55798e5fad60), m)
   Call: (235) [system] m=(\)
   Fail: (235) [system] m=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _734264)
   Call: (236) [system] peek_char((0x55798e5fad60), _735198)
   Exit: (236) [system] peek_char((0x55798e5fad60), p)
^  Call: (236) [user] is_delimiter(p)
   Call: (237) [system] char_type(p, space)
   Fail: (237) [system] char_type(p, space)
   Call: (237) [system] arg(_739918, v('(', ')', end_of_file), p)
   Fail: (237) [system] arg(_740850, v('(', ')', end_of_file), p)
^  Fail: (236) [user] is_delimiter(p)
   Call: (236) [system] ')'==p
   Fail: (236) [system] ')'==p
   Call: (236) [system] get_char((0x55798e5fad60), p)
   Exit: (236) [system] get_char((0x55798e5fad60), p)
   Call: (236) [system] p=(\)
   Fail: (236) [system] p=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _748200)
   Call: (237) [system] peek_char((0x55798e5fad60), _749134)
   Exit: (237) [system] peek_char((0x55798e5fad60), l)
^  Call: (237) [user] is_delimiter(l)
   Call: (238) [system] char_type(l, space)
   Fail: (238) [system] char_type(l, space)
   Call: (238) [system] arg(_753854, v('(', ')', end_of_file), l)
   Fail: (238) [system] arg(_754786, v('(', ')', end_of_file), l)
^  Fail: (237) [user] is_delimiter(l)
   Call: (237) [system] ')'==l
   Fail: (237) [system] ')'==l
   Call: (237) [system] get_char((0x55798e5fad60), l)
   Exit: (237) [system] get_char((0x55798e5fad60), l)
   Call: (237) [system] l=(\)
   Fail: (237) [system] l=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _762136)
   Call: (238) [system] peek_char((0x55798e5fad60), _763070)
   Exit: (238) [system] peek_char((0x55798e5fad60), i)
^  Call: (238) [user] is_delimiter(i)
   Call: (239) [system] char_type(i, space)
   Fail: (239) [system] char_type(i, space)
   Call: (239) [system] arg(_767790, v('(', ')', end_of_file), i)
   Fail: (239) [system] arg(_768722, v('(', ')', end_of_file), i)
^  Fail: (238) [user] is_delimiter(i)
   Call: (238) [system] ')'==i
   Fail: (238) [system] ')'==i
   Call: (238) [system] get_char((0x55798e5fad60), i)
   Exit: (238) [system] get_char((0x55798e5fad60), i)
   Call: (238) [system] i=(\)
   Fail: (238) [system] i=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _776072)
   Call: (239) [system] peek_char((0x55798e5fad60), _777006)
   Exit: (239) [system] peek_char((0x55798e5fad60), c)
^  Call: (239) [user] is_delimiter(c)
   Call: (240) [system] char_type(c, space)
   Fail: (240) [system] char_type(c, space)
   Call: (240) [system] arg(_781726, v('(', ')', end_of_file), c)
   Fail: (240) [system] arg(_782658, v('(', ')', end_of_file), c)
^  Fail: (239) [user] is_delimiter(c)
   Call: (239) [system] ')'==c
   Fail: (239) [system] ')'==c
   Call: (239) [system] get_char((0x55798e5fad60), c)
   Exit: (239) [system] get_char((0x55798e5fad60), c)
   Call: (239) [system] c=(\)
   Fail: (239) [system] c=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _790008)
   Call: (240) [system] peek_char((0x55798e5fad60), _790942)
   Exit: (240) [system] peek_char((0x55798e5fad60), a)
^  Call: (240) [user] is_delimiter(a)
   Call: (241) [system] char_type(a, space)
   Fail: (241) [system] char_type(a, space)
   Call: (241) [system] arg(_795662, v('(', ')', end_of_file), a)
   Fail: (241) [system] arg(_796594, v('(', ')', end_of_file), a)
^  Fail: (240) [user] is_delimiter(a)
   Call: (240) [system] ')'==a
   Fail: (240) [system] ')'==a
   Call: (240) [system] get_char((0x55798e5fad60), a)
   Exit: (240) [system] get_char((0x55798e5fad60), a)
   Call: (240) [system] a=(\)
   Fail: (240) [system] a=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _803944)
   Call: (241) [system] peek_char((0x55798e5fad60), _804878)
   Exit: (241) [system] peek_char((0x55798e5fad60), t)
^  Call: (241) [user] is_delimiter(t)
   Call: (242) [system] char_type(t, space)
   Fail: (242) [system] char_type(t, space)
   Call: (242) [system] arg(_809598, v('(', ')', end_of_file), t)
   Fail: (242) [system] arg(_810530, v('(', ')', end_of_file), t)
^  Fail: (241) [user] is_delimiter(t)
   Call: (241) [system] ')'==t
   Fail: (241) [system] ')'==t
   Call: (241) [system] get_char((0x55798e5fad60), t)
   Exit: (241) [system] get_char((0x55798e5fad60), t)
   Call: (241) [system] t=(\)
   Fail: (241) [system] t=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _817880)
   Call: (242) [system] peek_char((0x55798e5fad60), _818814)
   Exit: (242) [system] peek_char((0x55798e5fad60), i)
^  Call: (242) [user] is_delimiter(i)
   Call: (243) [system] char_type(i, space)
   Fail: (243) [system] char_type(i, space)
   Call: (243) [system] arg(_823534, v('(', ')', end_of_file), i)
   Fail: (243) [system] arg(_824466, v('(', ')', end_of_file), i)
^  Fail: (242) [user] is_delimiter(i)
   Call: (242) [system] ')'==i
   Fail: (242) [system] ')'==i
   Call: (242) [system] get_char((0x55798e5fad60), i)
   Exit: (242) [system] get_char((0x55798e5fad60), i)
   Call: (242) [system] i=(\)
   Fail: (242) [system] i=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _831816)
   Call: (243) [system] peek_char((0x55798e5fad60), _832750)
   Exit: (243) [system] peek_char((0x55798e5fad60), o)
^  Call: (243) [user] is_delimiter(o)
   Call: (244) [system] char_type(o, space)
   Fail: (244) [system] char_type(o, space)
   Call: (244) [system] arg(_837470, v('(', ')', end_of_file), o)
   Fail: (244) [system] arg(_838402, v('(', ')', end_of_file), o)
^  Fail: (243) [user] is_delimiter(o)
   Call: (243) [system] ')'==o
   Fail: (243) [system] ')'==o
   Call: (243) [system] get_char((0x55798e5fad60), o)
   Exit: (243) [system] get_char((0x55798e5fad60), o)
   Call: (243) [system] o=(\)
   Fail: (243) [system] o=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _845752)
   Call: (244) [system] peek_char((0x55798e5fad60), _846686)
   Exit: (244) [system] peek_char((0x55798e5fad60), n)
^  Call: (244) [user] is_delimiter(n)
   Call: (245) [system] char_type(n, space)
   Fail: (245) [system] char_type(n, space)
   Call: (245) [system] arg(_851406, v('(', ')', end_of_file), n)
   Fail: (245) [system] arg(_852338, v('(', ')', end_of_file), n)
^  Fail: (244) [user] is_delimiter(n)
   Call: (244) [system] ')'==n
   Fail: (244) [system] ')'==n
   Call: (244) [system] get_char((0x55798e5fad60), n)
   Exit: (244) [system] get_char((0x55798e5fad60), n)
   Call: (244) [system] n=(\)
   Fail: (244) [system] n=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _859688)
   Call: (245) [system] peek_char((0x55798e5fad60), _860622)
   Exit: (245) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (245) [user] is_delimiter(' ')
   Call: (246) [system] char_type(' ', space)
   Exit: (246) [system] char_type(' ', space)
^  Exit: (245) [user] is_delimiter(' ')
   Call: (245) [system] _859688=[]
   Exit: (245) [system] []=[]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (244) [system] _845752=[n]
   Exit: (244) [system] [n]=[n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (243) [system] _831816=[o, n]
   Exit: (243) [system] [o, n]=[o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (242) [system] _817880=[i, o, n]
   Exit: (242) [system] [i, o, n]=[i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (241) [system] _803944=[t, i, o, n]
   Exit: (241) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (240) [system] _790008=[a, t, i, o, n]
   Exit: (240) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (239) [system] _776072=[c, a, t, i, o, n]
   Exit: (239) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (238) [system] _762136=[i, c, a, t, i, o, n]
   Exit: (238) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (237) [system] _748200=[l, i, c, a, t, i, o, n]
   Exit: (237) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (236) [system] _734264=[p, l, i, c, a, t, i, o, n]
   Exit: (236) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (235) [system] _720328=[m, p, l, i, c, a, t, i, o, n]
   Exit: (235) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (234) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _686674)
^  Call: (236) [system] setup_call_cleanup('$notrace'(_897872, _897874), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _686674), _897848, fail)), '$restore_trace'(_897872, _897874))
^  Call: (237) [system] sig_atomic(system:'$notrace'(_897872, _897874))
^  Exit: (236) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _686674), _897848, fail)), system:'$restore_trace'(3, -1))
   Call: (235) [system] atomic(_686674)
   Fail: (235) [system] atomic(_686674)
   Call: (235) [system] atom_chars(_686674, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (235) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (234) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (233) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (232) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (232) [user] read_list(')', (0x55798e5fad60), _907248)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _909106)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
   Call: (234) [system] ' '=(;)
   Fail: (234) [system] ' '=(;)
^  Call: (234) [user] is_like_space(' ')
   Call: (235) [system] char_type(' ', 'white')
   Exit: (235) [system] char_type(' ', 'white')
^  Exit: (234) [user] is_like_space(' ')
   Call: (234) [system] get_char((0x55798e5fad60), _916844)
   Exit: (234) [system] get_char((0x55798e5fad60), ' ')
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _919548)
   Exit: (235) [system] peek_char((0x55798e5fad60), '(')
   Call: (235) [system] '('=(;)
   Fail: (235) [system] '('=(;)
^  Call: (235) [user] is_like_space('(')
   Call: (236) [system] char_type('(', 'white')
   Fail: (236) [system] char_type('(', 'white')
   Call: (236) [system] char_type('(', end_of_line)
   Fail: (236) [system] char_type('(', end_of_line)
   Call: (236) [system] char_type('(', space)
   Fail: (236) [system] char_type('(', space)
   Call: (236) [system] char_type('(', cntrl)
   Fail: (236) [system] char_type('(', cntrl)
^  Fail: (235) [user] is_like_space('(')
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _934626)
   Exit: (233) [system] peek_char((0x55798e5fad60), '(')
   Call: (233) [system] '('=')'
   Fail: (233) [system] '('=')'
   Call: (233) [system] '('=end_of_file
   Fail: (233) [system] '('=end_of_file
^  Call: (233) [user] cont_sexpr(')', (0x55798e5fad60), _940196)
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _942054)
   Exit: (235) [system] peek_char((0x55798e5fad60), '(')
   Call: (235) [system] '('=(;)
   Fail: (235) [system] '('=(;)
^  Call: (235) [user] is_like_space('(')
   Call: (236) [system] char_type('(', 'white')
   Fail: (236) [system] char_type('(', 'white')
   Call: (236) [system] char_type('(', end_of_line)
   Fail: (236) [system] char_type('(', end_of_line)
   Call: (236) [system] char_type('(', space)
   Fail: (236) [system] char_type('(', space)
   Call: (236) [system] char_type('(', cntrl)
   Fail: (236) [system] char_type('(', cntrl)
^  Fail: (235) [user] is_like_space('(')
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] get_char((0x55798e5fad60), _956208)
   Exit: (234) [system] get_char((0x55798e5fad60), '(')
   Call: (234) [system] '('='('
   Exit: (234) [system] '('='('
^  Call: (234) [user] read_list(')', (0x55798e5fad60), _940196)
^  Call: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _961778)
   Exit: (236) [system] peek_char((0x55798e5fad60), 'A')
   Call: (236) [system] 'A'=(;)
   Fail: (236) [system] 'A'=(;)
^  Call: (236) [user] is_like_space('A')
   Call: (237) [system] char_type('A', 'white')
   Fail: (237) [system] char_type('A', 'white')
   Call: (237) [system] char_type('A', end_of_line)
   Fail: (237) [system] char_type('A', end_of_line)
   Call: (237) [system] char_type('A', space)
   Fail: (237) [system] char_type('A', space)
   Call: (237) [system] char_type('A', cntrl)
   Fail: (237) [system] char_type('A', cntrl)
^  Fail: (236) [user] is_like_space('A')
^  Exit: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _975932)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'A')
   Call: (235) [system] 'A'=')'
   Fail: (235) [system] 'A'=')'
   Call: (235) [system] 'A'=end_of_file
   Fail: (235) [system] 'A'=end_of_file
^  Call: (235) [user] cont_sexpr(')', (0x55798e5fad60), _981502)
^  Call: (236) [user] skip_spaces((0x55798e5fad60))
   Call: (237) [system] peek_char((0x55798e5fad60), _983360)
   Exit: (237) [system] peek_char((0x55798e5fad60), 'A')
   Call: (237) [system] 'A'=(;)
   Fail: (237) [system] 'A'=(;)
^  Call: (237) [user] is_like_space('A')
   Call: (238) [system] char_type('A', 'white')
   Fail: (238) [system] char_type('A', 'white')
   Call: (238) [system] char_type('A', end_of_line)
   Fail: (238) [system] char_type('A', end_of_line)
   Call: (238) [system] char_type('A', space)
   Fail: (238) [system] char_type('A', space)
   Call: (238) [system] char_type('A', cntrl)
   Fail: (238) [system] char_type('A', cntrl)
^  Fail: (237) [user] is_like_space('A')
^  Exit: (236) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] get_char((0x55798e5fad60), _997514)
   Exit: (236) [system] get_char((0x55798e5fad60), 'A')
   Call: (236) [system] 'A'='('
   Fail: (236) [system] 'A'='('
   Call: (236) [system] 'A'='['
   Fail: (236) [system] 'A'='['
   Call: (236) [system] 'A'='{'
   Fail: (236) [system] 'A'='{'
   Call: (236) [system] 'A'='"'
   Fail: (236) [system] 'A'='"'
   Call: (236) [system] 'A'=!
   Fail: (236) [system] 'A'=!
   Call: (236) [system] 'A'='\''
   Fail: (236) [system] 'A'='\''
   Call: (236) [system] 'A'='`'
   Fail: (236) [system] 'A'='`'
   Call: (236) [system] 'A'=end_of_file
   Fail: (236) [system] 'A'=end_of_file
^  Call: (236) [user] read_symbolic(')', (0x55798e5fad60), 'A', _981502)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1015156)
   Call: (238) [system] peek_char((0x55798e5fad60), _1016090)
   Exit: (238) [system] peek_char((0x55798e5fad60), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_1020810, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_1021742, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55798e5fad60), n)
   Exit: (238) [system] get_char((0x55798e5fad60), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1029092)
   Call: (239) [system] peek_char((0x55798e5fad60), _1030026)
   Exit: (239) [system] peek_char((0x55798e5fad60), d)
^  Call: (239) [user] is_delimiter(d)
   Call: (240) [system] char_type(d, space)
   Fail: (240) [system] char_type(d, space)
   Call: (240) [system] arg(_1034746, v('(', ')', end_of_file), d)
   Fail: (240) [system] arg(_1035678, v('(', ')', end_of_file), d)
^  Fail: (239) [user] is_delimiter(d)
   Call: (239) [system] ')'==d
   Fail: (239) [system] ')'==d
   Call: (239) [system] get_char((0x55798e5fad60), d)
   Exit: (239) [system] get_char((0x55798e5fad60), d)
   Call: (239) [system] d=(\)
   Fail: (239) [system] d=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1043028)
   Call: (240) [system] peek_char((0x55798e5fad60), _1043962)
   Exit: (240) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (240) [user] is_delimiter('L')
   Call: (241) [system] char_type('L', space)
   Fail: (241) [system] char_type('L', space)
   Call: (241) [system] arg(_1048682, v('(', ')', end_of_file), 'L')
   Fail: (241) [system] arg(_1049614, v('(', ')', end_of_file), 'L')
^  Fail: (240) [user] is_delimiter('L')
   Call: (240) [system] ')'=='L'
   Fail: (240) [system] ')'=='L'
   Call: (240) [system] get_char((0x55798e5fad60), 'L')
   Exit: (240) [system] get_char((0x55798e5fad60), 'L')
   Call: (240) [system] 'L'=(\)
   Fail: (240) [system] 'L'=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1056964)
   Call: (241) [system] peek_char((0x55798e5fad60), _1057898)
   Exit: (241) [system] peek_char((0x55798e5fad60), i)
^  Call: (241) [user] is_delimiter(i)
   Call: (242) [system] char_type(i, space)
   Fail: (242) [system] char_type(i, space)
   Call: (242) [system] arg(_1062618, v('(', ')', end_of_file), i)
   Fail: (242) [system] arg(_1063550, v('(', ')', end_of_file), i)
^  Fail: (241) [user] is_delimiter(i)
   Call: (241) [system] ')'==i
   Fail: (241) [system] ')'==i
   Call: (241) [system] get_char((0x55798e5fad60), i)
   Exit: (241) [system] get_char((0x55798e5fad60), i)
   Call: (241) [system] i=(\)
   Fail: (241) [system] i=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1070900)
   Call: (242) [system] peek_char((0x55798e5fad60), _1071834)
   Exit: (242) [system] peek_char((0x55798e5fad60), n)
^  Call: (242) [user] is_delimiter(n)
   Call: (243) [system] char_type(n, space)
   Fail: (243) [system] char_type(n, space)
   Call: (243) [system] arg(_1076554, v('(', ')', end_of_file), n)
   Fail: (243) [system] arg(_1077486, v('(', ')', end_of_file), n)
^  Fail: (242) [user] is_delimiter(n)
   Call: (242) [system] ')'==n
   Fail: (242) [system] ')'==n
   Call: (242) [system] get_char((0x55798e5fad60), n)
   Exit: (242) [system] get_char((0x55798e5fad60), n)
   Call: (242) [system] n=(\)
   Fail: (242) [system] n=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1084836)
   Call: (243) [system] peek_char((0x55798e5fad60), _1085770)
   Exit: (243) [system] peek_char((0x55798e5fad60), k)
^  Call: (243) [user] is_delimiter(k)
   Call: (244) [system] char_type(k, space)
   Fail: (244) [system] char_type(k, space)
   Call: (244) [system] arg(_1090490, v('(', ')', end_of_file), k)
   Fail: (244) [system] arg(_1091422, v('(', ')', end_of_file), k)
^  Fail: (243) [user] is_delimiter(k)
   Call: (243) [system] ')'==k
   Fail: (243) [system] ')'==k
   Call: (243) [system] get_char((0x55798e5fad60), k)
   Exit: (243) [system] get_char((0x55798e5fad60), k)
   Call: (243) [system] k=(\)
   Fail: (243) [system] k=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1098772)
   Call: (244) [system] peek_char((0x55798e5fad60), _1099706)
   Exit: (244) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (244) [user] is_delimiter(' ')
   Call: (245) [system] char_type(' ', space)
   Exit: (245) [system] char_type(' ', space)
^  Exit: (244) [user] is_delimiter(' ')
   Call: (244) [system] _1098772=[]
   Exit: (244) [system] []=[]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (243) [system] _1084836=[k]
   Exit: (243) [system] [k]=[k]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (242) [system] _1070900=[n, k]
   Exit: (242) [system] [n, k]=[n, k]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (241) [system] _1056964=[i, n, k]
   Exit: (241) [system] [i, n, k]=[i, n, k]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (240) [system] _1043028=['L', i, n, k]
   Exit: (240) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (239) [system] _1029092=[d, 'L', i, n, k]
   Exit: (239) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (238) [system] _1015156=[n, d, 'L', i, n, k]
   Exit: (238) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (237) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _981502)
^  Call: (239) [system] setup_call_cleanup('$notrace'(_1125780, _1125782), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _981502), _1125756, fail)), '$restore_trace'(_1125780, _1125782))
^  Call: (240) [system] sig_atomic(system:'$notrace'(_1125780, _1125782))
^  Exit: (239) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _981502), _1125756, fail)), system:'$restore_trace'(3, -1))
   Call: (238) [system] atomic(_981502)
   Fail: (238) [system] atomic(_981502)
   Call: (238) [system] atom_chars(_981502, ['A', n, d, 'L', i, n, k])
   Exit: (238) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (237) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (236) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (235) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (235) [user] read_list(')', (0x55798e5fad60), _1135156)
^  Call: (236) [user] skip_spaces((0x55798e5fad60))
   Call: (237) [system] peek_char((0x55798e5fad60), _1137014)
   Exit: (237) [system] peek_char((0x55798e5fad60), ' ')
   Call: (237) [system] ' '=(;)
   Fail: (237) [system] ' '=(;)
^  Call: (237) [user] is_like_space(' ')
   Call: (238) [system] char_type(' ', 'white')
   Exit: (238) [system] char_type(' ', 'white')
^  Exit: (237) [user] is_like_space(' ')
   Call: (237) [system] get_char((0x55798e5fad60), _1144752)
   Exit: (237) [system] get_char((0x55798e5fad60), ' ')
^  Call: (237) [user] skip_spaces((0x55798e5fad60))
   Call: (238) [system] peek_char((0x55798e5fad60), _1147456)
   Exit: (238) [system] peek_char((0x55798e5fad60), 'A')
   Call: (238) [system] 'A'=(;)
   Fail: (238) [system] 'A'=(;)
^  Call: (238) [user] is_like_space('A')
   Call: (239) [system] char_type('A', 'white')
   Fail: (239) [system] char_type('A', 'white')
   Call: (239) [system] char_type('A', end_of_line)
   Fail: (239) [system] char_type('A', end_of_line)
   Call: (239) [system] char_type('A', space)
   Fail: (239) [system] char_type('A', space)
   Call: (239) [system] char_type('A', cntrl)
   Fail: (239) [system] char_type('A', cntrl)
^  Fail: (238) [user] is_like_space('A')
^  Exit: (237) [user] skip_spaces((0x55798e5fad60))
^  Exit: (236) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _1162534)
   Exit: (236) [system] peek_char((0x55798e5fad60), 'A')
   Call: (236) [system] 'A'=')'
   Fail: (236) [system] 'A'=')'
   Call: (236) [system] 'A'=end_of_file
   Fail: (236) [system] 'A'=end_of_file
^  Call: (236) [user] cont_sexpr(')', (0x55798e5fad60), _1168104)
^  Call: (237) [user] skip_spaces((0x55798e5fad60))
   Call: (238) [system] peek_char((0x55798e5fad60), _1169962)
   Exit: (238) [system] peek_char((0x55798e5fad60), 'A')
   Call: (238) [system] 'A'=(;)
   Fail: (238) [system] 'A'=(;)
^  Call: (238) [user] is_like_space('A')
   Call: (239) [system] char_type('A', 'white')
   Fail: (239) [system] char_type('A', 'white')
   Call: (239) [system] char_type('A', end_of_line)
   Fail: (239) [system] char_type('A', end_of_line)
   Call: (239) [system] char_type('A', space)
   Fail: (239) [system] char_type('A', space)
   Call: (239) [system] char_type('A', cntrl)
   Fail: (239) [system] char_type('A', cntrl)
^  Fail: (238) [user] is_like_space('A')
^  Exit: (237) [user] skip_spaces((0x55798e5fad60))
   Call: (237) [system] get_char((0x55798e5fad60), _1184116)
   Exit: (237) [system] get_char((0x55798e5fad60), 'A')
   Call: (237) [system] 'A'='('
   Fail: (237) [system] 'A'='('
   Call: (237) [system] 'A'='['
   Fail: (237) [system] 'A'='['
   Call: (237) [system] 'A'='{'
   Fail: (237) [system] 'A'='{'
   Call: (237) [system] 'A'='"'
   Fail: (237) [system] 'A'='"'
   Call: (237) [system] 'A'=!
   Fail: (237) [system] 'A'=!
   Call: (237) [system] 'A'='\''
   Fail: (237) [system] 'A'='\''
   Call: (237) [system] 'A'='`'
   Fail: (237) [system] 'A'='`'
   Call: (237) [system] 'A'=end_of_file
   Fail: (237) [system] 'A'=end_of_file
^  Call: (237) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1168104)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1201758)
   Call: (239) [system] peek_char((0x55798e5fad60), _1202692)
   Exit: (239) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (239) [user] is_delimiter(' ')
   Call: (240) [system] char_type(' ', space)
   Exit: (240) [system] char_type(' ', space)
^  Exit: (239) [user] is_delimiter(' ')
   Call: (239) [system] _1201758=[]
   Exit: (239) [system] []=[]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (238) [user] classify_and_convert_charseq('A', [], _1168104)
^  Call: (240) [system] setup_call_cleanup('$notrace'(_1212002, _1212004), once(user:catch(read_from_chars(['A'], _1168104), _1211978, fail)), '$restore_trace'(_1212002, _1212004))
^  Call: (241) [system] sig_atomic(system:'$notrace'(_1212002, _1212004))
^  Exit: (240) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1168104), _1211978, fail)), system:'$restore_trace'(3, -1))
   Call: (239) [system] atomic(_1168104)
   Fail: (239) [system] atomic(_1168104)
   Call: (239) [system] atom_chars(_1168104, ['A'])
   Exit: (239) [system] atom_chars('A', ['A'])
^  Exit: (238) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (237) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (236) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (236) [user] read_list(')', (0x55798e5fad60), _1221378)
^  Call: (237) [user] skip_spaces((0x55798e5fad60))
   Call: (238) [system] peek_char((0x55798e5fad60), _1223236)
   Exit: (238) [system] peek_char((0x55798e5fad60), ' ')
   Call: (238) [system] ' '=(;)
   Fail: (238) [system] ' '=(;)
^  Call: (238) [user] is_like_space(' ')
   Call: (239) [system] char_type(' ', 'white')
   Exit: (239) [system] char_type(' ', 'white')
^  Exit: (238) [user] is_like_space(' ')
   Call: (238) [system] get_char((0x55798e5fad60), _1230974)
   Exit: (238) [system] get_char((0x55798e5fad60), ' ')
^  Call: (238) [user] skip_spaces((0x55798e5fad60))
   Call: (239) [system] peek_char((0x55798e5fad60), _1233678)
   Exit: (239) [system] peek_char((0x55798e5fad60), 'B')
   Call: (239) [system] 'B'=(;)
   Fail: (239) [system] 'B'=(;)
^  Call: (239) [user] is_like_space('B')
   Call: (240) [system] char_type('B', 'white')
   Fail: (240) [system] char_type('B', 'white')
   Call: (240) [system] char_type('B', end_of_line)
   Fail: (240) [system] char_type('B', end_of_line)
   Call: (240) [system] char_type('B', space)
   Fail: (240) [system] char_type('B', space)
   Call: (240) [system] char_type('B', cntrl)
   Fail: (240) [system] char_type('B', cntrl)
^  Fail: (239) [user] is_like_space('B')
^  Exit: (238) [user] skip_spaces((0x55798e5fad60))
^  Exit: (237) [user] skip_spaces((0x55798e5fad60))
   Call: (237) [system] peek_char((0x55798e5fad60), _1248756)
   Exit: (237) [system] peek_char((0x55798e5fad60), 'B')
   Call: (237) [system] 'B'=')'
   Fail: (237) [system] 'B'=')'
   Call: (237) [system] 'B'=end_of_file
   Fail: (237) [system] 'B'=end_of_file
^  Call: (237) [user] cont_sexpr(')', (0x55798e5fad60), _1254326)
^  Call: (238) [user] skip_spaces((0x55798e5fad60))
   Call: (239) [system] peek_char((0x55798e5fad60), _1256184)
   Exit: (239) [system] peek_char((0x55798e5fad60), 'B')
   Call: (239) [system] 'B'=(;)
   Fail: (239) [system] 'B'=(;)
^  Call: (239) [user] is_like_space('B')
   Call: (240) [system] char_type('B', 'white')
   Fail: (240) [system] char_type('B', 'white')
   Call: (240) [system] char_type('B', end_of_line)
   Fail: (240) [system] char_type('B', end_of_line)
   Call: (240) [system] char_type('B', space)
   Fail: (240) [system] char_type('B', space)
   Call: (240) [system] char_type('B', cntrl)
   Fail: (240) [system] char_type('B', cntrl)
^  Fail: (239) [user] is_like_space('B')
^  Exit: (238) [user] skip_spaces((0x55798e5fad60))
   Call: (238) [system] get_char((0x55798e5fad60), _1270338)
   Exit: (238) [system] get_char((0x55798e5fad60), 'B')
   Call: (238) [system] 'B'='('
   Fail: (238) [system] 'B'='('
   Call: (238) [system] 'B'='['
   Fail: (238) [system] 'B'='['
   Call: (238) [system] 'B'='{'
   Fail: (238) [system] 'B'='{'
   Call: (238) [system] 'B'='"'
   Fail: (238) [system] 'B'='"'
   Call: (238) [system] 'B'=!
   Fail: (238) [system] 'B'=!
   Call: (238) [system] 'B'='\''
   Fail: (238) [system] 'B'='\''
   Call: (238) [system] 'B'='`'
   Fail: (238) [system] 'B'='`'
   Call: (238) [system] 'B'=end_of_file
   Fail: (238) [system] 'B'=end_of_file
^  Call: (238) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1254326)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1287980)
   Call: (240) [system] peek_char((0x55798e5fad60), _1288914)
   Exit: (240) [system] peek_char((0x55798e5fad60), ')')
^  Call: (240) [user] is_delimiter(')')
   Call: (241) [system] char_type(')', space)
   Fail: (241) [system] char_type(')', space)
   Call: (241) [system] arg(_1293634, v('(', ')', end_of_file), ')')
   Exit: (241) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (240) [user] is_delimiter(')')
   Call: (240) [system] _1287980=[]
   Exit: (240) [system] []=[]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (239) [user] classify_and_convert_charseq('B', [], _1254326)
^  Call: (241) [system] setup_call_cleanup('$notrace'(_1300096, _1300098), once(user:catch(read_from_chars(['B'], _1254326), _1300072, fail)), '$restore_trace'(_1300096, _1300098))
^  Call: (242) [system] sig_atomic(system:'$notrace'(_1300096, _1300098))
^  Exit: (241) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1254326), _1300072, fail)), system:'$restore_trace'(3, -1))
   Call: (240) [system] atomic(_1254326)
   Fail: (240) [system] atomic(_1254326)
   Call: (240) [system] atom_chars(_1254326, ['B'])
   Exit: (240) [system] atom_chars('B', ['B'])
^  Exit: (239) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (238) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (237) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (237) [user] read_list(')', (0x55798e5fad60), _1309472)
^  Call: (238) [user] skip_spaces((0x55798e5fad60))
   Call: (239) [system] peek_char((0x55798e5fad60), _1311330)
   Exit: (239) [system] peek_char((0x55798e5fad60), ')')
   Call: (239) [system] ')'=(;)
   Fail: (239) [system] ')'=(;)
^  Call: (239) [user] is_like_space(')')
   Call: (240) [system] char_type(')', 'white')
   Fail: (240) [system] char_type(')', 'white')
   Call: (240) [system] char_type(')', end_of_line)
   Fail: (240) [system] char_type(')', end_of_line)
   Call: (240) [system] char_type(')', space)
   Fail: (240) [system] char_type(')', space)
   Call: (240) [system] char_type(')', cntrl)
   Fail: (240) [system] char_type(')', cntrl)
^  Fail: (239) [user] is_like_space(')')
^  Exit: (238) [user] skip_spaces((0x55798e5fad60))
   Call: (238) [system] peek_char((0x55798e5fad60), _1325484)
   Exit: (238) [system] peek_char((0x55798e5fad60), ')')
   Call: (238) [system] ')'=')'
   Exit: (238) [system] ')'=')'
   Call: (238) [system] get_char((0x55798e5fad60), _1329274)
   Exit: (238) [system] get_char((0x55798e5fad60), ')')
   Call: (238) [system] _1309472=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_list(')', (0x55798e5fad60), [])
   Call: (237) [system] _1221378=['B']
   Exit: (237) [system] ['B']=['B']
^  Exit: (236) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (236) [system] _1135156=['A', 'B']
   Exit: (236) [system] ['A', 'B']=['A', 'B']
^  Exit: (235) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (235) [system] _940196=['AndLink', 'A', 'B']
   Exit: (235) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (234) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (233) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (233) [user] read_list(')', (0x55798e5fad60), _1343156)
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _1345014)
   Exit: (235) [system] peek_char((0x55798e5fad60), ' ')
   Call: (235) [system] ' '=(;)
   Fail: (235) [system] ' '=(;)
^  Call: (235) [user] is_like_space(' ')
   Call: (236) [system] char_type(' ', 'white')
   Exit: (236) [system] char_type(' ', 'white')
^  Exit: (235) [user] is_like_space(' ')
   Call: (235) [system] get_char((0x55798e5fad60), _1352752)
   Exit: (235) [system] get_char((0x55798e5fad60), ' ')
^  Call: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _1355456)
   Exit: (236) [system] peek_char((0x55798e5fad60), 'C')
   Call: (236) [system] 'C'=(;)
   Fail: (236) [system] 'C'=(;)
^  Call: (236) [user] is_like_space('C')
   Call: (237) [system] char_type('C', 'white')
   Fail: (237) [system] char_type('C', 'white')
   Call: (237) [system] char_type('C', end_of_line)
   Fail: (237) [system] char_type('C', end_of_line)
   Call: (237) [system] char_type('C', space)
   Fail: (237) [system] char_type('C', space)
   Call: (237) [system] char_type('C', cntrl)
   Fail: (237) [system] char_type('C', cntrl)
^  Fail: (236) [user] is_like_space('C')
^  Exit: (235) [user] skip_spaces((0x55798e5fad60))
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _1370534)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'C')
   Call: (234) [system] 'C'=')'
   Fail: (234) [system] 'C'=')'
   Call: (234) [system] 'C'=end_of_file
   Fail: (234) [system] 'C'=end_of_file
^  Call: (234) [user] cont_sexpr(')', (0x55798e5fad60), _1376104)
^  Call: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _1377962)
   Exit: (236) [system] peek_char((0x55798e5fad60), 'C')
   Call: (236) [system] 'C'=(;)
   Fail: (236) [system] 'C'=(;)
^  Call: (236) [user] is_like_space('C')
   Call: (237) [system] char_type('C', 'white')
   Fail: (237) [system] char_type('C', 'white')
   Call: (237) [system] char_type('C', end_of_line)
   Fail: (237) [system] char_type('C', end_of_line)
   Call: (237) [system] char_type('C', space)
   Fail: (237) [system] char_type('C', space)
   Call: (237) [system] char_type('C', cntrl)
   Fail: (237) [system] char_type('C', cntrl)
^  Fail: (236) [user] is_like_space('C')
^  Exit: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] get_char((0x55798e5fad60), _1392116)
   Exit: (235) [system] get_char((0x55798e5fad60), 'C')
   Call: (235) [system] 'C'='('
   Fail: (235) [system] 'C'='('
   Call: (235) [system] 'C'='['
   Fail: (235) [system] 'C'='['
   Call: (235) [system] 'C'='{'
   Fail: (235) [system] 'C'='{'
   Call: (235) [system] 'C'='"'
   Fail: (235) [system] 'C'='"'
   Call: (235) [system] 'C'=!
   Fail: (235) [system] 'C'=!
   Call: (235) [system] 'C'='\''
   Fail: (235) [system] 'C'='\''
   Call: (235) [system] 'C'='`'
   Fail: (235) [system] 'C'='`'
   Call: (235) [system] 'C'=end_of_file
   Fail: (235) [system] 'C'=end_of_file
^  Call: (235) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1376104)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1409758)
   Call: (237) [system] peek_char((0x55798e5fad60), _1410692)
   Exit: (237) [system] peek_char((0x55798e5fad60), ')')
^  Call: (237) [user] is_delimiter(')')
   Call: (238) [system] char_type(')', space)
   Fail: (238) [system] char_type(')', space)
   Call: (238) [system] arg(_1415412, v('(', ')', end_of_file), ')')
   Exit: (238) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (237) [user] is_delimiter(')')
   Call: (237) [system] _1409758=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (236) [user] classify_and_convert_charseq('C', [], _1376104)
^  Call: (238) [system] setup_call_cleanup('$notrace'(_1421874, _1421876), once(user:catch(read_from_chars(['C'], _1376104), _1421850, fail)), '$restore_trace'(_1421874, _1421876))
^  Call: (239) [system] sig_atomic(system:'$notrace'(_1421874, _1421876))
^  Exit: (238) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1376104), _1421850, fail)), system:'$restore_trace'(3, -1))
   Call: (237) [system] atomic(_1376104)
   Fail: (237) [system] atomic(_1376104)
   Call: (237) [system] atom_chars(_1376104, ['C'])
   Exit: (237) [system] atom_chars('C', ['C'])
^  Exit: (236) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (235) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (234) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (234) [user] read_list(')', (0x55798e5fad60), _1431250)
^  Call: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _1433108)
   Exit: (236) [system] peek_char((0x55798e5fad60), ')')
   Call: (236) [system] ')'=(;)
   Fail: (236) [system] ')'=(;)
^  Call: (236) [user] is_like_space(')')
   Call: (237) [system] char_type(')', 'white')
   Fail: (237) [system] char_type(')', 'white')
   Call: (237) [system] char_type(')', end_of_line)
   Fail: (237) [system] char_type(')', end_of_line)
   Call: (237) [system] char_type(')', space)
   Fail: (237) [system] char_type(')', space)
   Call: (237) [system] char_type(')', cntrl)
   Fail: (237) [system] char_type(')', cntrl)
^  Fail: (236) [user] is_like_space(')')
^  Exit: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _1447262)
   Exit: (235) [system] peek_char((0x55798e5fad60), ')')
   Call: (235) [system] ')'=')'
   Exit: (235) [system] ')'=')'
   Call: (235) [system] get_char((0x55798e5fad60), _1451052)
   Exit: (235) [system] get_char((0x55798e5fad60), ')')
   Call: (235) [system] _1431250=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_list(')', (0x55798e5fad60), [])
   Call: (234) [system] _1343156=['C']
   Exit: (234) [system] ['C']=['C']
^  Exit: (233) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (233) [system] _907248=[['AndLink', 'A', 'B'], 'C']
   Exit: (233) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (232) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (232) [system] _645368=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (232) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _1464934)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1466792)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
   Call: (232) [system] ')'=(;)
   Fail: (232) [system] ')'=(;)
^  Call: (232) [user] is_like_space(')')
   Call: (233) [system] char_type(')', 'white')
   Fail: (233) [system] char_type(')', 'white')
   Call: (233) [system] char_type(')', end_of_line)
   Fail: (233) [system] char_type(')', end_of_line)
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] char_type(')', cntrl)
   Fail: (233) [system] char_type(')', cntrl)
^  Fail: (232) [user] is_like_space(')')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1480946)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=')'
   Exit: (231) [system] ')'=')'
   Call: (231) [system] get_char((0x55798e5fad60), _1484736)
   Exit: (231) [system] get_char((0x55798e5fad60), ')')
   Call: (231) [system] _1464934=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), [])
   Call: (230) [system] _612420=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (230) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (229) [system] _526198=['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (229) [system] ['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (228) [system] _347968=['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (228) [system] ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1498618)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1500476)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1514630)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55798e5fad60), _1518420)
   Exit: (227) [system] get_char((0x55798e5fad60), ')')
   Call: (227) [system] _1498618=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [])
   Call: (226) [system] _315020=[['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (226) [system] [['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (225) [system] _6390=[['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (225) [system] [['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (224) [system] _6382=[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (224) [system] [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1532302)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1534160)
   Exit: (224) [system] peek_char((0x55798e5fad60), '\n')
   Call: (224) [system] '\n'=(;)
   Fail: (224) [system] '\n'=(;)
^  Call: (224) [user] is_like_space('\n')
   Call: (225) [system] char_type('\n', 'white')
   Fail: (225) [system] char_type('\n', 'white')
   Call: (225) [system] char_type('\n', end_of_line)
   Exit: (225) [system] char_type('\n', end_of_line)
^  Exit: (224) [user] is_like_space('\n')
   Call: (224) [system] get_char((0x55798e5fad60), _1543754)
   Exit: (224) [system] get_char((0x55798e5fad60), '\n')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1546458)
   Exit: (225) [system] peek_char((0x55798e5fad60), '\t')
   Call: (225) [system] '\t'=(;)
   Fail: (225) [system] '\t'=(;)
^  Call: (225) [user] is_like_space('\t')
   Call: (226) [system] char_type('\t', 'white')
   Exit: (226) [system] char_type('\t', 'white')
^  Exit: (225) [user] is_like_space('\t')
   Call: (225) [system] get_char((0x55798e5fad60), _1554196)
   Exit: (225) [system] get_char((0x55798e5fad60), '\t')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1556900)
   Exit: (226) [system] peek_char((0x55798e5fad60), '\t')
   Call: (226) [system] '\t'=(;)
   Fail: (226) [system] '\t'=(;)
^  Call: (226) [user] is_like_space('\t')
   Call: (227) [system] char_type('\t', 'white')
   Exit: (227) [system] char_type('\t', 'white')
^  Exit: (226) [user] is_like_space('\t')
   Call: (226) [system] get_char((0x55798e5fad60), _1564638)
   Exit: (226) [system] get_char((0x55798e5fad60), '\t')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1567342)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _1575080)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1577784)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1595634)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=')'
   Fail: (223) [system] '('=')'
   Call: (223) [system] '('=end_of_file
   Fail: (223) [system] '('=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1601204)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1603062)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1617216)
   Exit: (224) [system] get_char((0x55798e5fad60), '(')
   Call: (224) [system] '('='('
   Exit: (224) [system] '('='('
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1601204)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1622786)
   Exit: (226) [system] peek_char((0x55798e5fad60), :)
   Call: (226) [system] (:)=(;)
   Fail: (226) [system] (:)=(;)
^  Call: (226) [user] is_like_space(:)
   Call: (227) [system] char_type(:, 'white')
   Fail: (227) [system] char_type(:, 'white')
   Call: (227) [system] char_type(:, end_of_line)
   Fail: (227) [system] char_type(:, end_of_line)
   Call: (227) [system] char_type(:, space)
   Fail: (227) [system] char_type(:, space)
   Call: (227) [system] char_type(:, cntrl)
   Fail: (227) [system] char_type(:, cntrl)
^  Fail: (226) [user] is_like_space(:)
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1636940)
   Exit: (225) [system] peek_char((0x55798e5fad60), :)
   Call: (225) [system] (:)=')'
   Fail: (225) [system] (:)=')'
   Call: (225) [system] (:)=end_of_file
   Fail: (225) [system] (:)=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1642510)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1644368)
   Exit: (227) [system] peek_char((0x55798e5fad60), :)
   Call: (227) [system] (:)=(;)
   Fail: (227) [system] (:)=(;)
^  Call: (227) [user] is_like_space(:)
   Call: (228) [system] char_type(:, 'white')
   Fail: (228) [system] char_type(:, 'white')
   Call: (228) [system] char_type(:, end_of_line)
   Fail: (228) [system] char_type(:, end_of_line)
   Call: (228) [system] char_type(:, space)
   Fail: (228) [system] char_type(:, space)
   Call: (228) [system] char_type(:, cntrl)
   Fail: (228) [system] char_type(:, cntrl)
^  Fail: (227) [user] is_like_space(:)
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1658522)
   Exit: (226) [system] get_char((0x55798e5fad60), :)
   Call: (226) [system] (:)='('
   Fail: (226) [system] (:)='('
   Call: (226) [system] (:)='['
   Fail: (226) [system] (:)='['
   Call: (226) [system] (:)='{'
   Fail: (226) [system] (:)='{'
   Call: (226) [system] (:)='"'
   Fail: (226) [system] (:)='"'
   Call: (226) [system] (:)=!
   Fail: (226) [system] (:)=!
   Call: (226) [system] (:)='\''
   Fail: (226) [system] (:)='\''
   Call: (226) [system] (:)='`'
   Fail: (226) [system] (:)='`'
   Call: (226) [system] (:)=end_of_file
   Fail: (226) [system] (:)=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), :, _1642510)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1676164)
   Call: (228) [system] peek_char((0x55798e5fad60), _1677098)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1676164=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (227) [user] classify_and_convert_charseq(:, [], _1642510)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1686408, _1686410), once(user:catch(read_from_chars([:], _1642510), _1686384, fail)), '$restore_trace'(_1686408, _1686410))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1686408, _1686410))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1686384, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(:)
   Exit: (228) [system] atomic(:)
^  Exit: (227) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1693908)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1695766)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _1703504)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1706208)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1721286)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=')'
   Fail: (226) [system] '('=')'
   Call: (226) [system] '('=end_of_file
   Fail: (226) [system] '('=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _1726856)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1728714)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _1742868)
   Exit: (227) [system] get_char((0x55798e5fad60), '(')
   Call: (227) [system] '('='('
   Exit: (227) [system] '('='('
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1726856)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1748438)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'D')
   Call: (229) [system] 'D'=(;)
   Fail: (229) [system] 'D'=(;)
^  Call: (229) [user] is_like_space('D')
   Call: (230) [system] char_type('D', 'white')
   Fail: (230) [system] char_type('D', 'white')
   Call: (230) [system] char_type('D', end_of_line)
   Fail: (230) [system] char_type('D', end_of_line)
   Call: (230) [system] char_type('D', space)
   Fail: (230) [system] char_type('D', space)
   Call: (230) [system] char_type('D', cntrl)
   Fail: (230) [system] char_type('D', cntrl)
^  Fail: (229) [user] is_like_space('D')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1762592)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'D')
   Call: (228) [system] 'D'=')'
   Fail: (228) [system] 'D'=')'
   Call: (228) [system] 'D'=end_of_file
   Fail: (228) [system] 'D'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _1768162)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1770020)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'D')
   Call: (230) [system] 'D'=(;)
   Fail: (230) [system] 'D'=(;)
^  Call: (230) [user] is_like_space('D')
   Call: (231) [system] char_type('D', 'white')
   Fail: (231) [system] char_type('D', 'white')
   Call: (231) [system] char_type('D', end_of_line)
   Fail: (231) [system] char_type('D', end_of_line)
   Call: (231) [system] char_type('D', space)
   Fail: (231) [system] char_type('D', space)
   Call: (231) [system] char_type('D', cntrl)
   Fail: (231) [system] char_type('D', cntrl)
^  Fail: (230) [user] is_like_space('D')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _1784174)
   Exit: (229) [system] get_char((0x55798e5fad60), 'D')
   Call: (229) [system] 'D'='('
   Fail: (229) [system] 'D'='('
   Call: (229) [system] 'D'='['
   Fail: (229) [system] 'D'='['
   Call: (229) [system] 'D'='{'
   Fail: (229) [system] 'D'='{'
   Call: (229) [system] 'D'='"'
   Fail: (229) [system] 'D'='"'
   Call: (229) [system] 'D'=!
   Fail: (229) [system] 'D'=!
   Call: (229) [system] 'D'='\''
   Fail: (229) [system] 'D'='\''
   Call: (229) [system] 'D'='`'
   Fail: (229) [system] 'D'='`'
   Call: (229) [system] 'D'=end_of_file
   Fail: (229) [system] 'D'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1768162)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1801816)
   Call: (231) [system] peek_char((0x55798e5fad60), _1802750)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_1807470, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_1808402, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1815752)
   Call: (232) [system] peek_char((0x55798e5fad60), _1816686)
   Exit: (232) [system] peek_char((0x55798e5fad60), s)
^  Call: (232) [user] is_delimiter(s)
   Call: (233) [system] char_type(s, space)
   Fail: (233) [system] char_type(s, space)
   Call: (233) [system] arg(_1821406, v('(', ')', end_of_file), s)
   Fail: (233) [system] arg(_1822338, v('(', ')', end_of_file), s)
^  Fail: (232) [user] is_delimiter(s)
   Call: (232) [system] ')'==s
   Fail: (232) [system] ')'==s
   Call: (232) [system] get_char((0x55798e5fad60), s)
   Exit: (232) [system] get_char((0x55798e5fad60), s)
   Call: (232) [system] s=(\)
   Fail: (232) [system] s=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1829688)
   Call: (233) [system] peek_char((0x55798e5fad60), _1830622)
   Exit: (233) [system] peek_char((0x55798e5fad60), j)
^  Call: (233) [user] is_delimiter(j)
   Call: (234) [system] char_type(j, space)
   Fail: (234) [system] char_type(j, space)
   Call: (234) [system] arg(_1835342, v('(', ')', end_of_file), j)
   Fail: (234) [system] arg(_1836274, v('(', ')', end_of_file), j)
^  Fail: (233) [user] is_delimiter(j)
   Call: (233) [system] ')'==j
   Fail: (233) [system] ')'==j
   Call: (233) [system] get_char((0x55798e5fad60), j)
   Exit: (233) [system] get_char((0x55798e5fad60), j)
   Call: (233) [system] j=(\)
   Fail: (233) [system] j=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1843624)
   Call: (234) [system] peek_char((0x55798e5fad60), _1844558)
   Exit: (234) [system] peek_char((0x55798e5fad60), u)
^  Call: (234) [user] is_delimiter(u)
   Call: (235) [system] char_type(u, space)
   Fail: (235) [system] char_type(u, space)
   Call: (235) [system] arg(_1849278, v('(', ')', end_of_file), u)
   Fail: (235) [system] arg(_1850210, v('(', ')', end_of_file), u)
^  Fail: (234) [user] is_delimiter(u)
   Call: (234) [system] ')'==u
   Fail: (234) [system] ')'==u
   Call: (234) [system] get_char((0x55798e5fad60), u)
   Exit: (234) [system] get_char((0x55798e5fad60), u)
   Call: (234) [system] u=(\)
   Fail: (234) [system] u=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1857560)
   Call: (235) [system] peek_char((0x55798e5fad60), _1858494)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_1863214, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_1864146, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1871496)
   Call: (236) [system] peek_char((0x55798e5fad60), _1872430)
   Exit: (236) [system] peek_char((0x55798e5fad60), c)
^  Call: (236) [user] is_delimiter(c)
   Call: (237) [system] char_type(c, space)
   Fail: (237) [system] char_type(c, space)
   Call: (237) [system] arg(_1877150, v('(', ')', end_of_file), c)
   Fail: (237) [system] arg(_1878082, v('(', ')', end_of_file), c)
^  Fail: (236) [user] is_delimiter(c)
   Call: (236) [system] ')'==c
   Fail: (236) [system] ')'==c
   Call: (236) [system] get_char((0x55798e5fad60), c)
   Exit: (236) [system] get_char((0x55798e5fad60), c)
   Call: (236) [system] c=(\)
   Fail: (236) [system] c=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1885432)
   Call: (237) [system] peek_char((0x55798e5fad60), _1886366)
   Exit: (237) [system] peek_char((0x55798e5fad60), t)
^  Call: (237) [user] is_delimiter(t)
   Call: (238) [system] char_type(t, space)
   Fail: (238) [system] char_type(t, space)
   Call: (238) [system] arg(_1891086, v('(', ')', end_of_file), t)
   Fail: (238) [system] arg(_1892018, v('(', ')', end_of_file), t)
^  Fail: (237) [user] is_delimiter(t)
   Call: (237) [system] ')'==t
   Fail: (237) [system] ')'==t
   Call: (237) [system] get_char((0x55798e5fad60), t)
   Exit: (237) [system] get_char((0x55798e5fad60), t)
   Call: (237) [system] t=(\)
   Fail: (237) [system] t=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1899368)
   Call: (238) [system] peek_char((0x55798e5fad60), _1900302)
   Exit: (238) [system] peek_char((0x55798e5fad60), i)
^  Call: (238) [user] is_delimiter(i)
   Call: (239) [system] char_type(i, space)
   Fail: (239) [system] char_type(i, space)
   Call: (239) [system] arg(_1905022, v('(', ')', end_of_file), i)
   Fail: (239) [system] arg(_1905954, v('(', ')', end_of_file), i)
^  Fail: (238) [user] is_delimiter(i)
   Call: (238) [system] ')'==i
   Fail: (238) [system] ')'==i
   Call: (238) [system] get_char((0x55798e5fad60), i)
   Exit: (238) [system] get_char((0x55798e5fad60), i)
   Call: (238) [system] i=(\)
   Fail: (238) [system] i=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1913304)
   Call: (239) [system] peek_char((0x55798e5fad60), _1914238)
   Exit: (239) [system] peek_char((0x55798e5fad60), o)
^  Call: (239) [user] is_delimiter(o)
   Call: (240) [system] char_type(o, space)
   Fail: (240) [system] char_type(o, space)
   Call: (240) [system] arg(_1918958, v('(', ')', end_of_file), o)
   Fail: (240) [system] arg(_1919890, v('(', ')', end_of_file), o)
^  Fail: (239) [user] is_delimiter(o)
   Call: (239) [system] ')'==o
   Fail: (239) [system] ')'==o
   Call: (239) [system] get_char((0x55798e5fad60), o)
   Exit: (239) [system] get_char((0x55798e5fad60), o)
   Call: (239) [system] o=(\)
   Fail: (239) [system] o=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1927240)
   Call: (240) [system] peek_char((0x55798e5fad60), _1928174)
   Exit: (240) [system] peek_char((0x55798e5fad60), n)
^  Call: (240) [user] is_delimiter(n)
   Call: (241) [system] char_type(n, space)
   Fail: (241) [system] char_type(n, space)
   Call: (241) [system] arg(_1932894, v('(', ')', end_of_file), n)
   Fail: (241) [system] arg(_1933826, v('(', ')', end_of_file), n)
^  Fail: (240) [user] is_delimiter(n)
   Call: (240) [system] ')'==n
   Fail: (240) [system] ')'==n
   Call: (240) [system] get_char((0x55798e5fad60), n)
   Exit: (240) [system] get_char((0x55798e5fad60), n)
   Call: (240) [system] n=(\)
   Fail: (240) [system] n=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1941176)
   Call: (241) [system] peek_char((0x55798e5fad60), _1942110)
   Exit: (241) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (241) [user] is_delimiter('I')
   Call: (242) [system] char_type('I', space)
   Fail: (242) [system] char_type('I', space)
   Call: (242) [system] arg(_1946830, v('(', ')', end_of_file), 'I')
   Fail: (242) [system] arg(_1947762, v('(', ')', end_of_file), 'I')
^  Fail: (241) [user] is_delimiter('I')
   Call: (241) [system] ')'=='I'
   Fail: (241) [system] ')'=='I'
   Call: (241) [system] get_char((0x55798e5fad60), 'I')
   Exit: (241) [system] get_char((0x55798e5fad60), 'I')
   Call: (241) [system] 'I'=(\)
   Fail: (241) [system] 'I'=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1955112)
   Call: (242) [system] peek_char((0x55798e5fad60), _1956046)
   Exit: (242) [system] peek_char((0x55798e5fad60), n)
^  Call: (242) [user] is_delimiter(n)
   Call: (243) [system] char_type(n, space)
   Fail: (243) [system] char_type(n, space)
   Call: (243) [system] arg(_1960766, v('(', ')', end_of_file), n)
   Fail: (243) [system] arg(_1961698, v('(', ')', end_of_file), n)
^  Fail: (242) [user] is_delimiter(n)
   Call: (242) [system] ')'==n
   Fail: (242) [system] ')'==n
   Call: (242) [system] get_char((0x55798e5fad60), n)
   Exit: (242) [system] get_char((0x55798e5fad60), n)
   Call: (242) [system] n=(\)
   Fail: (242) [system] n=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1969048)
   Call: (243) [system] peek_char((0x55798e5fad60), _1969982)
   Exit: (243) [system] peek_char((0x55798e5fad60), t)
^  Call: (243) [user] is_delimiter(t)
   Call: (244) [system] char_type(t, space)
   Fail: (244) [system] char_type(t, space)
   Call: (244) [system] arg(_1974702, v('(', ')', end_of_file), t)
   Fail: (244) [system] arg(_1975634, v('(', ')', end_of_file), t)
^  Fail: (243) [user] is_delimiter(t)
   Call: (243) [system] ')'==t
   Fail: (243) [system] ')'==t
   Call: (243) [system] get_char((0x55798e5fad60), t)
   Exit: (243) [system] get_char((0x55798e5fad60), t)
   Call: (243) [system] t=(\)
   Fail: (243) [system] t=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1982984)
   Call: (244) [system] peek_char((0x55798e5fad60), _1983918)
   Exit: (244) [system] peek_char((0x55798e5fad60), r)
^  Call: (244) [user] is_delimiter(r)
   Call: (245) [system] char_type(r, space)
   Fail: (245) [system] char_type(r, space)
   Call: (245) [system] arg(_1988638, v('(', ')', end_of_file), r)
   Fail: (245) [system] arg(_1989570, v('(', ')', end_of_file), r)
^  Fail: (244) [user] is_delimiter(r)
   Call: (244) [system] ')'==r
   Fail: (244) [system] ')'==r
   Call: (244) [system] get_char((0x55798e5fad60), r)
   Exit: (244) [system] get_char((0x55798e5fad60), r)
   Call: (244) [system] r=(\)
   Fail: (244) [system] r=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1996920)
   Call: (245) [system] peek_char((0x55798e5fad60), _1997854)
   Exit: (245) [system] peek_char((0x55798e5fad60), o)
^  Call: (245) [user] is_delimiter(o)
   Call: (246) [system] char_type(o, space)
   Fail: (246) [system] char_type(o, space)
   Call: (246) [system] arg(_2002574, v('(', ')', end_of_file), o)
   Fail: (246) [system] arg(_2003506, v('(', ')', end_of_file), o)
^  Fail: (245) [user] is_delimiter(o)
   Call: (245) [system] ')'==o
   Fail: (245) [system] ')'==o
   Call: (245) [system] get_char((0x55798e5fad60), o)
   Exit: (245) [system] get_char((0x55798e5fad60), o)
   Call: (245) [system] o=(\)
   Fail: (245) [system] o=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _2010856)
   Call: (246) [system] peek_char((0x55798e5fad60), _2011790)
   Exit: (246) [system] peek_char((0x55798e5fad60), d)
^  Call: (246) [user] is_delimiter(d)
   Call: (247) [system] char_type(d, space)
   Fail: (247) [system] char_type(d, space)
   Call: (247) [system] arg(_2016510, v('(', ')', end_of_file), d)
   Fail: (247) [system] arg(_2017442, v('(', ')', end_of_file), d)
^  Fail: (246) [user] is_delimiter(d)
   Call: (246) [system] ')'==d
   Fail: (246) [system] ')'==d
   Call: (246) [system] get_char((0x55798e5fad60), d)
   Exit: (246) [system] get_char((0x55798e5fad60), d)
   Call: (246) [system] d=(\)
   Fail: (246) [system] d=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _2024792)
   Call: (247) [system] peek_char((0x55798e5fad60), _2025726)
   Exit: (247) [system] peek_char((0x55798e5fad60), u)
^  Call: (247) [user] is_delimiter(u)
   Call: (248) [system] char_type(u, space)
   Fail: (248) [system] char_type(u, space)
   Call: (248) [system] arg(_2030446, v('(', ')', end_of_file), u)
   Fail: (248) [system] arg(_2031378, v('(', ')', end_of_file), u)
^  Fail: (247) [user] is_delimiter(u)
   Call: (247) [system] ')'==u
   Fail: (247) [system] ')'==u
   Call: (247) [system] get_char((0x55798e5fad60), u)
   Exit: (247) [system] get_char((0x55798e5fad60), u)
   Call: (247) [system] u=(\)
   Fail: (247) [system] u=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), _2038728)
   Call: (248) [system] peek_char((0x55798e5fad60), _2039662)
   Exit: (248) [system] peek_char((0x55798e5fad60), c)
^  Call: (248) [user] is_delimiter(c)
   Call: (249) [system] char_type(c, space)
   Fail: (249) [system] char_type(c, space)
   Call: (249) [system] arg(_2044382, v('(', ')', end_of_file), c)
   Fail: (249) [system] arg(_2045314, v('(', ')', end_of_file), c)
^  Fail: (248) [user] is_delimiter(c)
   Call: (248) [system] ')'==c
   Fail: (248) [system] ')'==c
   Call: (248) [system] get_char((0x55798e5fad60), c)
   Exit: (248) [system] get_char((0x55798e5fad60), c)
   Call: (248) [system] c=(\)
   Fail: (248) [system] c=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), _2052664)
   Call: (249) [system] peek_char((0x55798e5fad60), _2053598)
   Exit: (249) [system] peek_char((0x55798e5fad60), t)
^  Call: (249) [user] is_delimiter(t)
   Call: (250) [system] char_type(t, space)
   Fail: (250) [system] char_type(t, space)
   Call: (250) [system] arg(_2058318, v('(', ')', end_of_file), t)
   Fail: (250) [system] arg(_2059250, v('(', ')', end_of_file), t)
^  Fail: (249) [user] is_delimiter(t)
   Call: (249) [system] ')'==t
   Fail: (249) [system] ')'==t
   Call: (249) [system] get_char((0x55798e5fad60), t)
   Exit: (249) [system] get_char((0x55798e5fad60), t)
   Call: (249) [system] t=(\)
   Fail: (249) [system] t=(\)
^  Call: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), _2066600)
   Call: (250) [system] peek_char((0x55798e5fad60), _2067534)
   Exit: (250) [system] peek_char((0x55798e5fad60), i)
^  Call: (250) [user] is_delimiter(i)
   Call: (251) [system] char_type(i, space)
   Fail: (251) [system] char_type(i, space)
   Call: (251) [system] arg(_2072254, v('(', ')', end_of_file), i)
   Fail: (251) [system] arg(_2073186, v('(', ')', end_of_file), i)
^  Fail: (250) [user] is_delimiter(i)
   Call: (250) [system] ')'==i
   Fail: (250) [system] ')'==i
   Call: (250) [system] get_char((0x55798e5fad60), i)
   Exit: (250) [system] get_char((0x55798e5fad60), i)
   Call: (250) [system] i=(\)
   Fail: (250) [system] i=(\)
^  Call: (250) [user] read_symbolic_cont(')', (0x55798e5fad60), _2080536)
   Call: (251) [system] peek_char((0x55798e5fad60), _2081470)
   Exit: (251) [system] peek_char((0x55798e5fad60), o)
^  Call: (251) [user] is_delimiter(o)
   Call: (252) [system] char_type(o, space)
   Fail: (252) [system] char_type(o, space)
   Call: (252) [system] arg(_2086190, v('(', ')', end_of_file), o)
   Fail: (252) [system] arg(_2087122, v('(', ')', end_of_file), o)
^  Fail: (251) [user] is_delimiter(o)
   Call: (251) [system] ')'==o
   Fail: (251) [system] ')'==o
   Call: (251) [system] get_char((0x55798e5fad60), o)
   Exit: (251) [system] get_char((0x55798e5fad60), o)
   Call: (251) [system] o=(\)
   Fail: (251) [system] o=(\)
^  Call: (251) [user] read_symbolic_cont(')', (0x55798e5fad60), _2094472)
   Call: (252) [system] peek_char((0x55798e5fad60), _2095406)
   Exit: (252) [system] peek_char((0x55798e5fad60), n)
^  Call: (252) [user] is_delimiter(n)
   Call: (253) [system] char_type(n, space)
   Fail: (253) [system] char_type(n, space)
   Call: (253) [system] arg(_9974, v('(', ')', end_of_file), n)
   Fail: (253) [system] arg(_10906, v('(', ')', end_of_file), n)
^  Fail: (252) [user] is_delimiter(n)
   Call: (252) [system] ')'==n
   Fail: (252) [system] ')'==n
   Call: (252) [system] get_char((0x55798e5fad60), n)
   Exit: (252) [system] get_char((0x55798e5fad60), n)
   Call: (252) [system] n=(\)
   Fail: (252) [system] n=(\)
^  Call: (252) [user] read_symbolic_cont(')', (0x55798e5fad60), _18256)
   Call: (253) [system] peek_char((0x55798e5fad60), _19190)
   Exit: (253) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (253) [user] is_delimiter(' ')
   Call: (254) [system] char_type(' ', space)
   Exit: (254) [system] char_type(' ', space)
^  Exit: (253) [user] is_delimiter(' ')
   Call: (253) [system] _18256=[]
   Exit: (253) [system] []=[]
^  Exit: (252) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (252) [system] _6584=[n]
   Exit: (252) [system] [n]=[n]
^  Exit: (251) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (251) [system] _6580=[o, n]
   Exit: (251) [system] [o, n]=[o, n]
^  Exit: (250) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (250) [system] _6576=[i, o, n]
   Exit: (250) [system] [i, o, n]=[i, o, n]
^  Exit: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (249) [system] _6572=[t, i, o, n]
   Exit: (249) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (248) [system] _6568=[c, t, i, o, n]
   Exit: (248) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (247) [system] _6564=[u, c, t, i, o, n]
   Exit: (247) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (246) [system] _6560=[d, u, c, t, i, o, n]
   Exit: (246) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (245) [system] _6556=[o, d, u, c, t, i, o, n]
   Exit: (245) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (244) [system] _6552=[r, o, d, u, c, t, i, o, n]
   Exit: (244) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (243) [system] _6548=[t, r, o, d, u, c, t, i, o, n]
   Exit: (243) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (242) [system] _6544=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (242) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (241) [system] _6540=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (241) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (240) [system] _6536=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _6532=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _6528=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _6524=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _6520=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _6516=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _6512=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _6508=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _6504=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _6500=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (230) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _6496)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_89968, _89970), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _6496), _89944, fail)), '$restore_trace'(_89968, _89970))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_89968, _89970))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _6496), _89944, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_6496)
   Fail: (231) [system] atomic(_6496)
   Call: (231) [system] atom_chars(_6496, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (231) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (230) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _99344)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _101202)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _108940)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _111644)
   Exit: (231) [system] peek_char((0x55798e5fad60), a)
   Call: (231) [system] a=(;)
   Fail: (231) [system] a=(;)
^  Call: (231) [user] is_like_space(a)
   Call: (232) [system] char_type(a, 'white')
   Fail: (232) [system] char_type(a, 'white')
   Call: (232) [system] char_type(a, end_of_line)
   Fail: (232) [system] char_type(a, end_of_line)
   Call: (232) [system] char_type(a, space)
   Fail: (232) [system] char_type(a, space)
   Call: (232) [system] char_type(a, cntrl)
   Fail: (232) [system] char_type(a, cntrl)
^  Fail: (231) [user] is_like_space(a)
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _126722)
   Exit: (229) [system] peek_char((0x55798e5fad60), a)
   Call: (229) [system] a=')'
   Fail: (229) [system] a=')'
   Call: (229) [system] a=end_of_file
   Fail: (229) [system] a=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _132292)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _134150)
   Exit: (231) [system] peek_char((0x55798e5fad60), a)
   Call: (231) [system] a=(;)
   Fail: (231) [system] a=(;)
^  Call: (231) [user] is_like_space(a)
   Call: (232) [system] char_type(a, 'white')
   Fail: (232) [system] char_type(a, 'white')
   Call: (232) [system] char_type(a, end_of_line)
   Fail: (232) [system] char_type(a, end_of_line)
   Call: (232) [system] char_type(a, space)
   Fail: (232) [system] char_type(a, space)
   Call: (232) [system] char_type(a, cntrl)
   Fail: (232) [system] char_type(a, cntrl)
^  Fail: (231) [user] is_like_space(a)
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _148304)
   Exit: (230) [system] get_char((0x55798e5fad60), a)
   Call: (230) [system] a='('
   Fail: (230) [system] a='('
   Call: (230) [system] a='['
   Fail: (230) [system] a='['
   Call: (230) [system] a='{'
   Fail: (230) [system] a='{'
   Call: (230) [system] a='"'
   Fail: (230) [system] a='"'
   Call: (230) [system] a=!
   Fail: (230) [system] a=!
   Call: (230) [system] a='\''
   Fail: (230) [system] a='\''
   Call: (230) [system] a='`'
   Fail: (230) [system] a='`'
   Call: (230) [system] a=end_of_file
   Fail: (230) [system] a=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), a, _132292)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _165946)
   Call: (232) [system] peek_char((0x55798e5fad60), _166880)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _165946=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (231) [user] classify_and_convert_charseq(a, [], _132292)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_176190, _176192), once(user:catch(read_from_chars([a], _132292), _176166, fail)), '$restore_trace'(_176190, _176192))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_176190, _176192))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _176166, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(a)
   Exit: (232) [system] atomic(a)
^  Exit: (231) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _183690)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _185548)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55798e5fad60), _193286)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _195990)
   Exit: (232) [system] peek_char((0x55798e5fad60), c)
   Call: (232) [system] c=(;)
   Fail: (232) [system] c=(;)
^  Call: (232) [user] is_like_space(c)
   Call: (233) [system] char_type(c, 'white')
   Fail: (233) [system] char_type(c, 'white')
   Call: (233) [system] char_type(c, end_of_line)
   Fail: (233) [system] char_type(c, end_of_line)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] char_type(c, cntrl)
   Fail: (233) [system] char_type(c, cntrl)
^  Fail: (232) [user] is_like_space(c)
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _211068)
   Exit: (230) [system] peek_char((0x55798e5fad60), c)
   Call: (230) [system] c=')'
   Fail: (230) [system] c=')'
   Call: (230) [system] c=end_of_file
   Fail: (230) [system] c=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _216638)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _218496)
   Exit: (232) [system] peek_char((0x55798e5fad60), c)
   Call: (232) [system] c=(;)
   Fail: (232) [system] c=(;)
^  Call: (232) [user] is_like_space(c)
   Call: (233) [system] char_type(c, 'white')
   Fail: (233) [system] char_type(c, 'white')
   Call: (233) [system] char_type(c, end_of_line)
   Fail: (233) [system] char_type(c, end_of_line)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] char_type(c, cntrl)
   Fail: (233) [system] char_type(c, cntrl)
^  Fail: (232) [user] is_like_space(c)
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _232650)
   Exit: (231) [system] get_char((0x55798e5fad60), c)
   Call: (231) [system] c='('
   Fail: (231) [system] c='('
   Call: (231) [system] c='['
   Fail: (231) [system] c='['
   Call: (231) [system] c='{'
   Fail: (231) [system] c='{'
   Call: (231) [system] c='"'
   Fail: (231) [system] c='"'
   Call: (231) [system] c=!
   Fail: (231) [system] c=!
   Call: (231) [system] c='\''
   Fail: (231) [system] c='\''
   Call: (231) [system] c='`'
   Fail: (231) [system] c='`'
   Call: (231) [system] c=end_of_file
   Fail: (231) [system] c=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), c, _216638)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _250292)
   Call: (233) [system] peek_char((0x55798e5fad60), _251226)
   Exit: (233) [system] peek_char((0x55798e5fad60), d)
^  Call: (233) [user] is_delimiter(d)
   Call: (234) [system] char_type(d, space)
   Fail: (234) [system] char_type(d, space)
   Call: (234) [system] arg(_255946, v('(', ')', end_of_file), d)
   Fail: (234) [system] arg(_256878, v('(', ')', end_of_file), d)
^  Fail: (233) [user] is_delimiter(d)
   Call: (233) [system] ')'==d
   Fail: (233) [system] ')'==d
   Call: (233) [system] get_char((0x55798e5fad60), d)
   Exit: (233) [system] get_char((0x55798e5fad60), d)
   Call: (233) [system] d=(\)
   Fail: (233) [system] d=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _264228)
   Call: (234) [system] peek_char((0x55798e5fad60), _265162)
   Exit: (234) [system] peek_char((0x55798e5fad60), e)
^  Call: (234) [user] is_delimiter(e)
   Call: (235) [system] char_type(e, space)
   Fail: (235) [system] char_type(e, space)
   Call: (235) [system] arg(_269882, v('(', ')', end_of_file), e)
   Fail: (235) [system] arg(_270814, v('(', ')', end_of_file), e)
^  Fail: (234) [user] is_delimiter(e)
   Call: (234) [system] ')'==e
   Fail: (234) [system] ')'==e
   Call: (234) [system] get_char((0x55798e5fad60), e)
   Exit: (234) [system] get_char((0x55798e5fad60), e)
   Call: (234) [system] e=(\)
   Fail: (234) [system] e=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _278164)
   Call: (235) [system] peek_char((0x55798e5fad60), _279098)
   Exit: (235) [system] peek_char((0x55798e5fad60), ')')
^  Call: (235) [user] is_delimiter(')')
   Call: (236) [system] char_type(')', space)
   Fail: (236) [system] char_type(')', space)
   Call: (236) [system] arg(_283818, v('(', ')', end_of_file), ')')
   Exit: (236) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (235) [user] is_delimiter(')')
   Call: (235) [system] _278164=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (234) [system] _264228=[e]
   Exit: (234) [system] [e]=[e]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (233) [system] _250292=[d, e]
   Exit: (233) [system] [d, e]=[d, e]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (232) [user] classify_and_convert_charseq(c, [d, e], _216638)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_295868, _295870), once(user:catch(read_from_chars([c, d, e], _216638), _295844, fail)), '$restore_trace'(_295868, _295870))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_295868, _295870))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _295844, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(cde)
   Exit: (233) [system] atomic(cde)
^  Exit: (232) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _303368)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _305226)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
   Call: (232) [system] ')'=(;)
   Fail: (232) [system] ')'=(;)
^  Call: (232) [user] is_like_space(')')
   Call: (233) [system] char_type(')', 'white')
   Fail: (233) [system] char_type(')', 'white')
   Call: (233) [system] char_type(')', end_of_line)
   Fail: (233) [system] char_type(')', end_of_line)
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] char_type(')', cntrl)
   Fail: (233) [system] char_type(')', cntrl)
^  Fail: (232) [user] is_like_space(')')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _319380)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=')'
   Exit: (231) [system] ')'=')'
   Call: (231) [system] get_char((0x55798e5fad60), _323170)
   Exit: (231) [system] get_char((0x55798e5fad60), ')')
   Call: (231) [system] _303368=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), [])
   Call: (230) [system] _183690=[cde]
   Exit: (230) [system] [cde]=[cde]
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), [cde])
   Call: (229) [system] _99344=[a, cde]
   Exit: (229) [system] [a, cde]=[a, cde]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), [a, cde])
   Call: (228) [system] _6490=['DisjunctionIntroduction', a, cde]
   Exit: (228) [system] ['DisjunctionIntroduction', a, cde]=['DisjunctionIntroduction', a, cde]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, cde])
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, cde])
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _337052)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _338910)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _346648)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _349352)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _364430)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=')'
   Fail: (227) [system] '('=')'
   Call: (227) [system] '('=end_of_file
   Fail: (227) [system] '('=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _370000)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _371858)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _386012)
   Exit: (228) [system] get_char((0x55798e5fad60), '(')
   Call: (228) [system] '('='('
   Exit: (228) [system] '('='('
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _370000)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _391582)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'O')
   Call: (230) [system] 'O'=(;)
   Fail: (230) [system] 'O'=(;)
^  Call: (230) [user] is_like_space('O')
   Call: (231) [system] char_type('O', 'white')
   Fail: (231) [system] char_type('O', 'white')
   Call: (231) [system] char_type('O', end_of_line)
   Fail: (231) [system] char_type('O', end_of_line)
   Call: (231) [system] char_type('O', space)
   Fail: (231) [system] char_type('O', space)
   Call: (231) [system] char_type('O', cntrl)
   Fail: (231) [system] char_type('O', cntrl)
^  Fail: (230) [user] is_like_space('O')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _405736)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'O')
   Call: (229) [system] 'O'=')'
   Fail: (229) [system] 'O'=')'
   Call: (229) [system] 'O'=end_of_file
   Fail: (229) [system] 'O'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _411306)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _413164)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'O')
   Call: (231) [system] 'O'=(;)
   Fail: (231) [system] 'O'=(;)
^  Call: (231) [user] is_like_space('O')
   Call: (232) [system] char_type('O', 'white')
   Fail: (232) [system] char_type('O', 'white')
   Call: (232) [system] char_type('O', end_of_line)
   Fail: (232) [system] char_type('O', end_of_line)
   Call: (232) [system] char_type('O', space)
   Fail: (232) [system] char_type('O', space)
   Call: (232) [system] char_type('O', cntrl)
   Fail: (232) [system] char_type('O', cntrl)
^  Fail: (231) [user] is_like_space('O')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _427318)
   Exit: (230) [system] get_char((0x55798e5fad60), 'O')
   Call: (230) [system] 'O'='('
   Fail: (230) [system] 'O'='('
   Call: (230) [system] 'O'='['
   Fail: (230) [system] 'O'='['
   Call: (230) [system] 'O'='{'
   Fail: (230) [system] 'O'='{'
   Call: (230) [system] 'O'='"'
   Fail: (230) [system] 'O'='"'
   Call: (230) [system] 'O'=!
   Fail: (230) [system] 'O'=!
   Call: (230) [system] 'O'='\''
   Fail: (230) [system] 'O'='\''
   Call: (230) [system] 'O'='`'
   Fail: (230) [system] 'O'='`'
   Call: (230) [system] 'O'=end_of_file
   Fail: (230) [system] 'O'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'O', _411306)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _444960)
   Call: (232) [system] peek_char((0x55798e5fad60), _445894)
   Exit: (232) [system] peek_char((0x55798e5fad60), r)
^  Call: (232) [user] is_delimiter(r)
   Call: (233) [system] char_type(r, space)
   Fail: (233) [system] char_type(r, space)
   Call: (233) [system] arg(_450614, v('(', ')', end_of_file), r)
   Fail: (233) [system] arg(_451546, v('(', ')', end_of_file), r)
^  Fail: (232) [user] is_delimiter(r)
   Call: (232) [system] ')'==r
   Fail: (232) [system] ')'==r
   Call: (232) [system] get_char((0x55798e5fad60), r)
   Exit: (232) [system] get_char((0x55798e5fad60), r)
   Call: (232) [system] r=(\)
   Fail: (232) [system] r=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _458896)
   Call: (233) [system] peek_char((0x55798e5fad60), _459830)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (233) [user] is_delimiter('L')
   Call: (234) [system] char_type('L', space)
   Fail: (234) [system] char_type('L', space)
   Call: (234) [system] arg(_464550, v('(', ')', end_of_file), 'L')
   Fail: (234) [system] arg(_465482, v('(', ')', end_of_file), 'L')
^  Fail: (233) [user] is_delimiter('L')
   Call: (233) [system] ')'=='L'
   Fail: (233) [system] ')'=='L'
   Call: (233) [system] get_char((0x55798e5fad60), 'L')
   Exit: (233) [system] get_char((0x55798e5fad60), 'L')
   Call: (233) [system] 'L'=(\)
   Fail: (233) [system] 'L'=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _472832)
   Call: (234) [system] peek_char((0x55798e5fad60), _473766)
   Exit: (234) [system] peek_char((0x55798e5fad60), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_478486, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_479418, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55798e5fad60), i)
   Exit: (234) [system] get_char((0x55798e5fad60), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _486768)
   Call: (235) [system] peek_char((0x55798e5fad60), _487702)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_492422, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_493354, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _500704)
   Call: (236) [system] peek_char((0x55798e5fad60), _501638)
   Exit: (236) [system] peek_char((0x55798e5fad60), k)
^  Call: (236) [user] is_delimiter(k)
   Call: (237) [system] char_type(k, space)
   Fail: (237) [system] char_type(k, space)
   Call: (237) [system] arg(_506358, v('(', ')', end_of_file), k)
   Fail: (237) [system] arg(_507290, v('(', ')', end_of_file), k)
^  Fail: (236) [user] is_delimiter(k)
   Call: (236) [system] ')'==k
   Fail: (236) [system] ')'==k
   Call: (236) [system] get_char((0x55798e5fad60), k)
   Exit: (236) [system] get_char((0x55798e5fad60), k)
   Call: (236) [system] k=(\)
   Fail: (236) [system] k=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _514640)
   Call: (237) [system] peek_char((0x55798e5fad60), _515574)
   Exit: (237) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (237) [user] is_delimiter(' ')
   Call: (238) [system] char_type(' ', space)
   Exit: (238) [system] char_type(' ', space)
^  Exit: (237) [user] is_delimiter(' ')
   Call: (237) [system] _514640=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (236) [system] _500704=[k]
   Exit: (236) [system] [k]=[k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (235) [system] _486768=[n, k]
   Exit: (235) [system] [n, k]=[n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (234) [system] _472832=[i, n, k]
   Exit: (234) [system] [i, n, k]=[i, n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (233) [system] _458896=['L', i, n, k]
   Exit: (233) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (232) [system] _444960=[r, 'L', i, n, k]
   Exit: (232) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (231) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _411306)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_538854, _538856), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _411306), _538830, fail)), '$restore_trace'(_538854, _538856))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_538854, _538856))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _411306), _538830, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_411306)
   Fail: (232) [system] atomic(_411306)
   Call: (232) [system] atom_chars(_411306, ['O', r, 'L', i, n, k])
   Exit: (232) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (231) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _548230)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _550088)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55798e5fad60), _557826)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _560530)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'B')
   Call: (232) [system] 'B'=(;)
   Fail: (232) [system] 'B'=(;)
^  Call: (232) [user] is_like_space('B')
   Call: (233) [system] char_type('B', 'white')
   Fail: (233) [system] char_type('B', 'white')
   Call: (233) [system] char_type('B', end_of_line)
   Fail: (233) [system] char_type('B', end_of_line)
   Call: (233) [system] char_type('B', space)
   Fail: (233) [system] char_type('B', space)
   Call: (233) [system] char_type('B', cntrl)
   Fail: (233) [system] char_type('B', cntrl)
^  Fail: (232) [user] is_like_space('B')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _575608)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'B')
   Call: (230) [system] 'B'=')'
   Fail: (230) [system] 'B'=')'
   Call: (230) [system] 'B'=end_of_file
   Fail: (230) [system] 'B'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _581178)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _583036)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'B')
   Call: (232) [system] 'B'=(;)
   Fail: (232) [system] 'B'=(;)
^  Call: (232) [user] is_like_space('B')
   Call: (233) [system] char_type('B', 'white')
   Fail: (233) [system] char_type('B', 'white')
   Call: (233) [system] char_type('B', end_of_line)
   Fail: (233) [system] char_type('B', end_of_line)
   Call: (233) [system] char_type('B', space)
   Fail: (233) [system] char_type('B', space)
   Call: (233) [system] char_type('B', cntrl)
   Fail: (233) [system] char_type('B', cntrl)
^  Fail: (232) [user] is_like_space('B')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _597190)
   Exit: (231) [system] get_char((0x55798e5fad60), 'B')
   Call: (231) [system] 'B'='('
   Fail: (231) [system] 'B'='('
   Call: (231) [system] 'B'='['
   Fail: (231) [system] 'B'='['
   Call: (231) [system] 'B'='{'
   Fail: (231) [system] 'B'='{'
   Call: (231) [system] 'B'='"'
   Fail: (231) [system] 'B'='"'
   Call: (231) [system] 'B'=!
   Fail: (231) [system] 'B'=!
   Call: (231) [system] 'B'='\''
   Fail: (231) [system] 'B'='\''
   Call: (231) [system] 'B'='`'
   Fail: (231) [system] 'B'='`'
   Call: (231) [system] 'B'=end_of_file
   Fail: (231) [system] 'B'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), 'B', _581178)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _614832)
   Call: (233) [system] peek_char((0x55798e5fad60), _615766)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _614832=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (232) [user] classify_and_convert_charseq('B', [], _581178)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_625076, _625078), once(user:catch(read_from_chars(['B'], _581178), _625052, fail)), '$restore_trace'(_625076, _625078))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_625076, _625078))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _581178), _625052, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_581178)
   Fail: (233) [system] atomic(_581178)
   Call: (233) [system] atom_chars(_581178, ['B'])
   Exit: (233) [system] atom_chars('B', ['B'])
^  Exit: (232) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _634452)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _636310)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
   Call: (232) [system] ' '=(;)
   Fail: (232) [system] ' '=(;)
^  Call: (232) [user] is_like_space(' ')
   Call: (233) [system] char_type(' ', 'white')
   Exit: (233) [system] char_type(' ', 'white')
^  Exit: (232) [user] is_like_space(' ')
   Call: (232) [system] get_char((0x55798e5fad60), _644048)
   Exit: (232) [system] get_char((0x55798e5fad60), ' ')
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _646752)
   Exit: (233) [system] peek_char((0x55798e5fad60), '(')
   Call: (233) [system] '('=(;)
   Fail: (233) [system] '('=(;)
^  Call: (233) [user] is_like_space('(')
   Call: (234) [system] char_type('(', 'white')
   Fail: (234) [system] char_type('(', 'white')
   Call: (234) [system] char_type('(', end_of_line)
   Fail: (234) [system] char_type('(', end_of_line)
   Call: (234) [system] char_type('(', space)
   Fail: (234) [system] char_type('(', space)
   Call: (234) [system] char_type('(', cntrl)
   Fail: (234) [system] char_type('(', cntrl)
^  Fail: (233) [user] is_like_space('(')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _661830)
   Exit: (231) [system] peek_char((0x55798e5fad60), '(')
   Call: (231) [system] '('=')'
   Fail: (231) [system] '('=')'
   Call: (231) [system] '('=end_of_file
   Fail: (231) [system] '('=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55798e5fad60), _667400)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _669258)
   Exit: (233) [system] peek_char((0x55798e5fad60), '(')
   Call: (233) [system] '('=(;)
   Fail: (233) [system] '('=(;)
^  Call: (233) [user] is_like_space('(')
   Call: (234) [system] char_type('(', 'white')
   Fail: (234) [system] char_type('(', 'white')
   Call: (234) [system] char_type('(', end_of_line)
   Fail: (234) [system] char_type('(', end_of_line)
   Call: (234) [system] char_type('(', space)
   Fail: (234) [system] char_type('(', space)
   Call: (234) [system] char_type('(', cntrl)
   Fail: (234) [system] char_type('(', cntrl)
^  Fail: (233) [user] is_like_space('(')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] get_char((0x55798e5fad60), _683412)
   Exit: (232) [system] get_char((0x55798e5fad60), '(')
   Call: (232) [system] '('='('
   Exit: (232) [system] '('='('
^  Call: (232) [user] read_list(')', (0x55798e5fad60), _667400)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _688982)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'I')
   Call: (234) [system] 'I'=(;)
   Fail: (234) [system] 'I'=(;)
^  Call: (234) [user] is_like_space('I')
   Call: (235) [system] char_type('I', 'white')
   Fail: (235) [system] char_type('I', 'white')
   Call: (235) [system] char_type('I', end_of_line)
   Fail: (235) [system] char_type('I', end_of_line)
   Call: (235) [system] char_type('I', space)
   Fail: (235) [system] char_type('I', space)
   Call: (235) [system] char_type('I', cntrl)
   Fail: (235) [system] char_type('I', cntrl)
^  Fail: (234) [user] is_like_space('I')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _703136)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'I')
   Call: (233) [system] 'I'=')'
   Fail: (233) [system] 'I'=')'
   Call: (233) [system] 'I'=end_of_file
   Fail: (233) [system] 'I'=end_of_file
^  Call: (233) [user] cont_sexpr(')', (0x55798e5fad60), _708706)
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _710564)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'I')
   Call: (235) [system] 'I'=(;)
   Fail: (235) [system] 'I'=(;)
^  Call: (235) [user] is_like_space('I')
   Call: (236) [system] char_type('I', 'white')
   Fail: (236) [system] char_type('I', 'white')
   Call: (236) [system] char_type('I', end_of_line)
   Fail: (236) [system] char_type('I', end_of_line)
   Call: (236) [system] char_type('I', space)
   Fail: (236) [system] char_type('I', space)
   Call: (236) [system] char_type('I', cntrl)
   Fail: (236) [system] char_type('I', cntrl)
^  Fail: (235) [user] is_like_space('I')
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] get_char((0x55798e5fad60), _724718)
   Exit: (234) [system] get_char((0x55798e5fad60), 'I')
   Call: (234) [system] 'I'='('
   Fail: (234) [system] 'I'='('
   Call: (234) [system] 'I'='['
   Fail: (234) [system] 'I'='['
   Call: (234) [system] 'I'='{'
   Fail: (234) [system] 'I'='{'
   Call: (234) [system] 'I'='"'
   Fail: (234) [system] 'I'='"'
   Call: (234) [system] 'I'=!
   Fail: (234) [system] 'I'=!
   Call: (234) [system] 'I'='\''
   Fail: (234) [system] 'I'='\''
   Call: (234) [system] 'I'='`'
   Fail: (234) [system] 'I'='`'
   Call: (234) [system] 'I'=end_of_file
   Fail: (234) [system] 'I'=end_of_file
^  Call: (234) [user] read_symbolic(')', (0x55798e5fad60), 'I', _708706)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _742360)
   Call: (236) [system] peek_char((0x55798e5fad60), _743294)
   Exit: (236) [system] peek_char((0x55798e5fad60), m)
^  Call: (236) [user] is_delimiter(m)
   Call: (237) [system] char_type(m, space)
   Fail: (237) [system] char_type(m, space)
   Call: (237) [system] arg(_748014, v('(', ')', end_of_file), m)
   Fail: (237) [system] arg(_748946, v('(', ')', end_of_file), m)
^  Fail: (236) [user] is_delimiter(m)
   Call: (236) [system] ')'==m
   Fail: (236) [system] ')'==m
   Call: (236) [system] get_char((0x55798e5fad60), m)
   Exit: (236) [system] get_char((0x55798e5fad60), m)
   Call: (236) [system] m=(\)
   Fail: (236) [system] m=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _756296)
   Call: (237) [system] peek_char((0x55798e5fad60), _757230)
   Exit: (237) [system] peek_char((0x55798e5fad60), p)
^  Call: (237) [user] is_delimiter(p)
   Call: (238) [system] char_type(p, space)
   Fail: (238) [system] char_type(p, space)
   Call: (238) [system] arg(_761950, v('(', ')', end_of_file), p)
   Fail: (238) [system] arg(_762882, v('(', ')', end_of_file), p)
^  Fail: (237) [user] is_delimiter(p)
   Call: (237) [system] ')'==p
   Fail: (237) [system] ')'==p
   Call: (237) [system] get_char((0x55798e5fad60), p)
   Exit: (237) [system] get_char((0x55798e5fad60), p)
   Call: (237) [system] p=(\)
   Fail: (237) [system] p=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _770232)
   Call: (238) [system] peek_char((0x55798e5fad60), _771166)
   Exit: (238) [system] peek_char((0x55798e5fad60), l)
^  Call: (238) [user] is_delimiter(l)
   Call: (239) [system] char_type(l, space)
   Fail: (239) [system] char_type(l, space)
   Call: (239) [system] arg(_775886, v('(', ')', end_of_file), l)
   Fail: (239) [system] arg(_776818, v('(', ')', end_of_file), l)
^  Fail: (238) [user] is_delimiter(l)
   Call: (238) [system] ')'==l
   Fail: (238) [system] ')'==l
   Call: (238) [system] get_char((0x55798e5fad60), l)
   Exit: (238) [system] get_char((0x55798e5fad60), l)
   Call: (238) [system] l=(\)
   Fail: (238) [system] l=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _784168)
   Call: (239) [system] peek_char((0x55798e5fad60), _785102)
   Exit: (239) [system] peek_char((0x55798e5fad60), i)
^  Call: (239) [user] is_delimiter(i)
   Call: (240) [system] char_type(i, space)
   Fail: (240) [system] char_type(i, space)
   Call: (240) [system] arg(_789822, v('(', ')', end_of_file), i)
   Fail: (240) [system] arg(_790754, v('(', ')', end_of_file), i)
^  Fail: (239) [user] is_delimiter(i)
   Call: (239) [system] ')'==i
   Fail: (239) [system] ')'==i
   Call: (239) [system] get_char((0x55798e5fad60), i)
   Exit: (239) [system] get_char((0x55798e5fad60), i)
   Call: (239) [system] i=(\)
   Fail: (239) [system] i=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _798104)
   Call: (240) [system] peek_char((0x55798e5fad60), _799038)
   Exit: (240) [system] peek_char((0x55798e5fad60), c)
^  Call: (240) [user] is_delimiter(c)
   Call: (241) [system] char_type(c, space)
   Fail: (241) [system] char_type(c, space)
   Call: (241) [system] arg(_803758, v('(', ')', end_of_file), c)
   Fail: (241) [system] arg(_804690, v('(', ')', end_of_file), c)
^  Fail: (240) [user] is_delimiter(c)
   Call: (240) [system] ')'==c
   Fail: (240) [system] ')'==c
   Call: (240) [system] get_char((0x55798e5fad60), c)
   Exit: (240) [system] get_char((0x55798e5fad60), c)
   Call: (240) [system] c=(\)
   Fail: (240) [system] c=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _812040)
   Call: (241) [system] peek_char((0x55798e5fad60), _812974)
   Exit: (241) [system] peek_char((0x55798e5fad60), a)
^  Call: (241) [user] is_delimiter(a)
   Call: (242) [system] char_type(a, space)
   Fail: (242) [system] char_type(a, space)
   Call: (242) [system] arg(_817694, v('(', ')', end_of_file), a)
   Fail: (242) [system] arg(_818626, v('(', ')', end_of_file), a)
^  Fail: (241) [user] is_delimiter(a)
   Call: (241) [system] ')'==a
   Fail: (241) [system] ')'==a
   Call: (241) [system] get_char((0x55798e5fad60), a)
   Exit: (241) [system] get_char((0x55798e5fad60), a)
   Call: (241) [system] a=(\)
   Fail: (241) [system] a=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _825976)
   Call: (242) [system] peek_char((0x55798e5fad60), _826910)
   Exit: (242) [system] peek_char((0x55798e5fad60), t)
^  Call: (242) [user] is_delimiter(t)
   Call: (243) [system] char_type(t, space)
   Fail: (243) [system] char_type(t, space)
   Call: (243) [system] arg(_831630, v('(', ')', end_of_file), t)
   Fail: (243) [system] arg(_832562, v('(', ')', end_of_file), t)
^  Fail: (242) [user] is_delimiter(t)
   Call: (242) [system] ')'==t
   Fail: (242) [system] ')'==t
   Call: (242) [system] get_char((0x55798e5fad60), t)
   Exit: (242) [system] get_char((0x55798e5fad60), t)
   Call: (242) [system] t=(\)
   Fail: (242) [system] t=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _839912)
   Call: (243) [system] peek_char((0x55798e5fad60), _840846)
   Exit: (243) [system] peek_char((0x55798e5fad60), i)
^  Call: (243) [user] is_delimiter(i)
   Call: (244) [system] char_type(i, space)
   Fail: (244) [system] char_type(i, space)
   Call: (244) [system] arg(_845566, v('(', ')', end_of_file), i)
   Fail: (244) [system] arg(_846498, v('(', ')', end_of_file), i)
^  Fail: (243) [user] is_delimiter(i)
   Call: (243) [system] ')'==i
   Fail: (243) [system] ')'==i
   Call: (243) [system] get_char((0x55798e5fad60), i)
   Exit: (243) [system] get_char((0x55798e5fad60), i)
   Call: (243) [system] i=(\)
   Fail: (243) [system] i=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _853848)
   Call: (244) [system] peek_char((0x55798e5fad60), _854782)
   Exit: (244) [system] peek_char((0x55798e5fad60), o)
^  Call: (244) [user] is_delimiter(o)
   Call: (245) [system] char_type(o, space)
   Fail: (245) [system] char_type(o, space)
   Call: (245) [system] arg(_859502, v('(', ')', end_of_file), o)
   Fail: (245) [system] arg(_860434, v('(', ')', end_of_file), o)
^  Fail: (244) [user] is_delimiter(o)
   Call: (244) [system] ')'==o
   Fail: (244) [system] ')'==o
   Call: (244) [system] get_char((0x55798e5fad60), o)
   Exit: (244) [system] get_char((0x55798e5fad60), o)
   Call: (244) [system] o=(\)
   Fail: (244) [system] o=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _867784)
   Call: (245) [system] peek_char((0x55798e5fad60), _868718)
   Exit: (245) [system] peek_char((0x55798e5fad60), n)
^  Call: (245) [user] is_delimiter(n)
   Call: (246) [system] char_type(n, space)
   Fail: (246) [system] char_type(n, space)
   Call: (246) [system] arg(_873438, v('(', ')', end_of_file), n)
   Fail: (246) [system] arg(_874370, v('(', ')', end_of_file), n)
^  Fail: (245) [user] is_delimiter(n)
   Call: (245) [system] ')'==n
   Fail: (245) [system] ')'==n
   Call: (245) [system] get_char((0x55798e5fad60), n)
   Exit: (245) [system] get_char((0x55798e5fad60), n)
   Call: (245) [system] n=(\)
   Fail: (245) [system] n=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _881720)
   Call: (246) [system] peek_char((0x55798e5fad60), _882654)
   Exit: (246) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (246) [user] is_delimiter(' ')
   Call: (247) [system] char_type(' ', space)
   Exit: (247) [system] char_type(' ', space)
^  Exit: (246) [user] is_delimiter(' ')
   Call: (246) [system] _881720=[]
   Exit: (246) [system] []=[]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (245) [system] _867784=[n]
   Exit: (245) [system] [n]=[n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (244) [system] _853848=[o, n]
   Exit: (244) [system] [o, n]=[o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (243) [system] _839912=[i, o, n]
   Exit: (243) [system] [i, o, n]=[i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (242) [system] _825976=[t, i, o, n]
   Exit: (242) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (241) [system] _812040=[a, t, i, o, n]
   Exit: (241) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (240) [system] _798104=[c, a, t, i, o, n]
   Exit: (240) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (239) [system] _784168=[i, c, a, t, i, o, n]
   Exit: (239) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (238) [system] _770232=[l, i, c, a, t, i, o, n]
   Exit: (238) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (237) [system] _756296=[p, l, i, c, a, t, i, o, n]
   Exit: (237) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (236) [system] _742360=[m, p, l, i, c, a, t, i, o, n]
   Exit: (236) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (235) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _708706)
^  Call: (237) [system] setup_call_cleanup('$notrace'(_919904, _919906), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _708706), _919880, fail)), '$restore_trace'(_919904, _919906))
^  Call: (238) [system] sig_atomic(system:'$notrace'(_919904, _919906))
^  Exit: (237) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _708706), _919880, fail)), system:'$restore_trace'(3, -1))
   Call: (236) [system] atomic(_708706)
   Fail: (236) [system] atomic(_708706)
   Call: (236) [system] atom_chars(_708706, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (236) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (235) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (234) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (233) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (233) [user] read_list(')', (0x55798e5fad60), _929280)
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _931138)
   Exit: (235) [system] peek_char((0x55798e5fad60), ' ')
   Call: (235) [system] ' '=(;)
   Fail: (235) [system] ' '=(;)
^  Call: (235) [user] is_like_space(' ')
   Call: (236) [system] char_type(' ', 'white')
   Exit: (236) [system] char_type(' ', 'white')
^  Exit: (235) [user] is_like_space(' ')
   Call: (235) [system] get_char((0x55798e5fad60), _938876)
   Exit: (235) [system] get_char((0x55798e5fad60), ' ')
^  Call: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _941580)
   Exit: (236) [system] peek_char((0x55798e5fad60), '(')
   Call: (236) [system] '('=(;)
   Fail: (236) [system] '('=(;)
^  Call: (236) [user] is_like_space('(')
   Call: (237) [system] char_type('(', 'white')
   Fail: (237) [system] char_type('(', 'white')
   Call: (237) [system] char_type('(', end_of_line)
   Fail: (237) [system] char_type('(', end_of_line)
   Call: (237) [system] char_type('(', space)
   Fail: (237) [system] char_type('(', space)
   Call: (237) [system] char_type('(', cntrl)
   Fail: (237) [system] char_type('(', cntrl)
^  Fail: (236) [user] is_like_space('(')
^  Exit: (235) [user] skip_spaces((0x55798e5fad60))
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _956658)
   Exit: (234) [system] peek_char((0x55798e5fad60), '(')
   Call: (234) [system] '('=')'
   Fail: (234) [system] '('=')'
   Call: (234) [system] '('=end_of_file
   Fail: (234) [system] '('=end_of_file
^  Call: (234) [user] cont_sexpr(')', (0x55798e5fad60), _962228)
^  Call: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _964086)
   Exit: (236) [system] peek_char((0x55798e5fad60), '(')
   Call: (236) [system] '('=(;)
   Fail: (236) [system] '('=(;)
^  Call: (236) [user] is_like_space('(')
   Call: (237) [system] char_type('(', 'white')
   Fail: (237) [system] char_type('(', 'white')
   Call: (237) [system] char_type('(', end_of_line)
   Fail: (237) [system] char_type('(', end_of_line)
   Call: (237) [system] char_type('(', space)
   Fail: (237) [system] char_type('(', space)
   Call: (237) [system] char_type('(', cntrl)
   Fail: (237) [system] char_type('(', cntrl)
^  Fail: (236) [user] is_like_space('(')
^  Exit: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] get_char((0x55798e5fad60), _978240)
   Exit: (235) [system] get_char((0x55798e5fad60), '(')
   Call: (235) [system] '('='('
   Exit: (235) [system] '('='('
^  Call: (235) [user] read_list(')', (0x55798e5fad60), _962228)
^  Call: (236) [user] skip_spaces((0x55798e5fad60))
   Call: (237) [system] peek_char((0x55798e5fad60), _983810)
   Exit: (237) [system] peek_char((0x55798e5fad60), 'O')
   Call: (237) [system] 'O'=(;)
   Fail: (237) [system] 'O'=(;)
^  Call: (237) [user] is_like_space('O')
   Call: (238) [system] char_type('O', 'white')
   Fail: (238) [system] char_type('O', 'white')
   Call: (238) [system] char_type('O', end_of_line)
   Fail: (238) [system] char_type('O', end_of_line)
   Call: (238) [system] char_type('O', space)
   Fail: (238) [system] char_type('O', space)
   Call: (238) [system] char_type('O', cntrl)
   Fail: (238) [system] char_type('O', cntrl)
^  Fail: (237) [user] is_like_space('O')
^  Exit: (236) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _997964)
   Exit: (236) [system] peek_char((0x55798e5fad60), 'O')
   Call: (236) [system] 'O'=')'
   Fail: (236) [system] 'O'=')'
   Call: (236) [system] 'O'=end_of_file
   Fail: (236) [system] 'O'=end_of_file
^  Call: (236) [user] cont_sexpr(')', (0x55798e5fad60), _1003534)
^  Call: (237) [user] skip_spaces((0x55798e5fad60))
   Call: (238) [system] peek_char((0x55798e5fad60), _1005392)
   Exit: (238) [system] peek_char((0x55798e5fad60), 'O')
   Call: (238) [system] 'O'=(;)
   Fail: (238) [system] 'O'=(;)
^  Call: (238) [user] is_like_space('O')
   Call: (239) [system] char_type('O', 'white')
   Fail: (239) [system] char_type('O', 'white')
   Call: (239) [system] char_type('O', end_of_line)
   Fail: (239) [system] char_type('O', end_of_line)
   Call: (239) [system] char_type('O', space)
   Fail: (239) [system] char_type('O', space)
   Call: (239) [system] char_type('O', cntrl)
   Fail: (239) [system] char_type('O', cntrl)
^  Fail: (238) [user] is_like_space('O')
^  Exit: (237) [user] skip_spaces((0x55798e5fad60))
   Call: (237) [system] get_char((0x55798e5fad60), _1019546)
   Exit: (237) [system] get_char((0x55798e5fad60), 'O')
   Call: (237) [system] 'O'='('
   Fail: (237) [system] 'O'='('
   Call: (237) [system] 'O'='['
   Fail: (237) [system] 'O'='['
   Call: (237) [system] 'O'='{'
   Fail: (237) [system] 'O'='{'
   Call: (237) [system] 'O'='"'
   Fail: (237) [system] 'O'='"'
   Call: (237) [system] 'O'=!
   Fail: (237) [system] 'O'=!
   Call: (237) [system] 'O'='\''
   Fail: (237) [system] 'O'='\''
   Call: (237) [system] 'O'='`'
   Fail: (237) [system] 'O'='`'
   Call: (237) [system] 'O'=end_of_file
   Fail: (237) [system] 'O'=end_of_file
^  Call: (237) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1003534)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1037188)
   Call: (239) [system] peek_char((0x55798e5fad60), _1038122)
   Exit: (239) [system] peek_char((0x55798e5fad60), r)
^  Call: (239) [user] is_delimiter(r)
   Call: (240) [system] char_type(r, space)
   Fail: (240) [system] char_type(r, space)
   Call: (240) [system] arg(_1042842, v('(', ')', end_of_file), r)
   Fail: (240) [system] arg(_1043774, v('(', ')', end_of_file), r)
^  Fail: (239) [user] is_delimiter(r)
   Call: (239) [system] ')'==r
   Fail: (239) [system] ')'==r
   Call: (239) [system] get_char((0x55798e5fad60), r)
   Exit: (239) [system] get_char((0x55798e5fad60), r)
   Call: (239) [system] r=(\)
   Fail: (239) [system] r=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1051124)
   Call: (240) [system] peek_char((0x55798e5fad60), _1052058)
   Exit: (240) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (240) [user] is_delimiter('L')
   Call: (241) [system] char_type('L', space)
   Fail: (241) [system] char_type('L', space)
   Call: (241) [system] arg(_1056778, v('(', ')', end_of_file), 'L')
   Fail: (241) [system] arg(_1057710, v('(', ')', end_of_file), 'L')
^  Fail: (240) [user] is_delimiter('L')
   Call: (240) [system] ')'=='L'
   Fail: (240) [system] ')'=='L'
   Call: (240) [system] get_char((0x55798e5fad60), 'L')
   Exit: (240) [system] get_char((0x55798e5fad60), 'L')
   Call: (240) [system] 'L'=(\)
   Fail: (240) [system] 'L'=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1065060)
   Call: (241) [system] peek_char((0x55798e5fad60), _1065994)
   Exit: (241) [system] peek_char((0x55798e5fad60), i)
^  Call: (241) [user] is_delimiter(i)
   Call: (242) [system] char_type(i, space)
   Fail: (242) [system] char_type(i, space)
   Call: (242) [system] arg(_1070714, v('(', ')', end_of_file), i)
   Fail: (242) [system] arg(_1071646, v('(', ')', end_of_file), i)
^  Fail: (241) [user] is_delimiter(i)
   Call: (241) [system] ')'==i
   Fail: (241) [system] ')'==i
   Call: (241) [system] get_char((0x55798e5fad60), i)
   Exit: (241) [system] get_char((0x55798e5fad60), i)
   Call: (241) [system] i=(\)
   Fail: (241) [system] i=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1078996)
   Call: (242) [system] peek_char((0x55798e5fad60), _1079930)
   Exit: (242) [system] peek_char((0x55798e5fad60), n)
^  Call: (242) [user] is_delimiter(n)
   Call: (243) [system] char_type(n, space)
   Fail: (243) [system] char_type(n, space)
   Call: (243) [system] arg(_1084650, v('(', ')', end_of_file), n)
   Fail: (243) [system] arg(_1085582, v('(', ')', end_of_file), n)
^  Fail: (242) [user] is_delimiter(n)
   Call: (242) [system] ')'==n
   Fail: (242) [system] ')'==n
   Call: (242) [system] get_char((0x55798e5fad60), n)
   Exit: (242) [system] get_char((0x55798e5fad60), n)
   Call: (242) [system] n=(\)
   Fail: (242) [system] n=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1092932)
   Call: (243) [system] peek_char((0x55798e5fad60), _1093866)
   Exit: (243) [system] peek_char((0x55798e5fad60), k)
^  Call: (243) [user] is_delimiter(k)
   Call: (244) [system] char_type(k, space)
   Fail: (244) [system] char_type(k, space)
   Call: (244) [system] arg(_1098586, v('(', ')', end_of_file), k)
   Fail: (244) [system] arg(_1099518, v('(', ')', end_of_file), k)
^  Fail: (243) [user] is_delimiter(k)
   Call: (243) [system] ')'==k
   Fail: (243) [system] ')'==k
   Call: (243) [system] get_char((0x55798e5fad60), k)
   Exit: (243) [system] get_char((0x55798e5fad60), k)
   Call: (243) [system] k=(\)
   Fail: (243) [system] k=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1106868)
   Call: (244) [system] peek_char((0x55798e5fad60), _1107802)
   Exit: (244) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (244) [user] is_delimiter(' ')
   Call: (245) [system] char_type(' ', space)
   Exit: (245) [system] char_type(' ', space)
^  Exit: (244) [user] is_delimiter(' ')
   Call: (244) [system] _1106868=[]
   Exit: (244) [system] []=[]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (243) [system] _1092932=[k]
   Exit: (243) [system] [k]=[k]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (242) [system] _1078996=[n, k]
   Exit: (242) [system] [n, k]=[n, k]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (241) [system] _1065060=[i, n, k]
   Exit: (241) [system] [i, n, k]=[i, n, k]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (240) [system] _1051124=['L', i, n, k]
   Exit: (240) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (239) [system] _1037188=[r, 'L', i, n, k]
   Exit: (239) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (238) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1003534)
^  Call: (240) [system] setup_call_cleanup('$notrace'(_1131082, _1131084), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1003534), _1131058, fail)), '$restore_trace'(_1131082, _1131084))
^  Call: (241) [system] sig_atomic(system:'$notrace'(_1131082, _1131084))
^  Exit: (240) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1003534), _1131058, fail)), system:'$restore_trace'(3, -1))
   Call: (239) [system] atomic(_1003534)
   Fail: (239) [system] atomic(_1003534)
   Call: (239) [system] atom_chars(_1003534, ['O', r, 'L', i, n, k])
   Exit: (239) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (238) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (237) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (236) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (236) [user] read_list(')', (0x55798e5fad60), _1140458)
^  Call: (237) [user] skip_spaces((0x55798e5fad60))
   Call: (238) [system] peek_char((0x55798e5fad60), _1142316)
   Exit: (238) [system] peek_char((0x55798e5fad60), ' ')
   Call: (238) [system] ' '=(;)
   Fail: (238) [system] ' '=(;)
^  Call: (238) [user] is_like_space(' ')
   Call: (239) [system] char_type(' ', 'white')
   Exit: (239) [system] char_type(' ', 'white')
^  Exit: (238) [user] is_like_space(' ')
   Call: (238) [system] get_char((0x55798e5fad60), _1150054)
   Exit: (238) [system] get_char((0x55798e5fad60), ' ')
^  Call: (238) [user] skip_spaces((0x55798e5fad60))
   Call: (239) [system] peek_char((0x55798e5fad60), _1152758)
   Exit: (239) [system] peek_char((0x55798e5fad60), 'C')
   Call: (239) [system] 'C'=(;)
   Fail: (239) [system] 'C'=(;)
^  Call: (239) [user] is_like_space('C')
   Call: (240) [system] char_type('C', 'white')
   Fail: (240) [system] char_type('C', 'white')
   Call: (240) [system] char_type('C', end_of_line)
   Fail: (240) [system] char_type('C', end_of_line)
   Call: (240) [system] char_type('C', space)
   Fail: (240) [system] char_type('C', space)
   Call: (240) [system] char_type('C', cntrl)
   Fail: (240) [system] char_type('C', cntrl)
^  Fail: (239) [user] is_like_space('C')
^  Exit: (238) [user] skip_spaces((0x55798e5fad60))
^  Exit: (237) [user] skip_spaces((0x55798e5fad60))
   Call: (237) [system] peek_char((0x55798e5fad60), _1167836)
   Exit: (237) [system] peek_char((0x55798e5fad60), 'C')
   Call: (237) [system] 'C'=')'
   Fail: (237) [system] 'C'=')'
   Call: (237) [system] 'C'=end_of_file
   Fail: (237) [system] 'C'=end_of_file
^  Call: (237) [user] cont_sexpr(')', (0x55798e5fad60), _1173406)
^  Call: (238) [user] skip_spaces((0x55798e5fad60))
   Call: (239) [system] peek_char((0x55798e5fad60), _1175264)
   Exit: (239) [system] peek_char((0x55798e5fad60), 'C')
   Call: (239) [system] 'C'=(;)
   Fail: (239) [system] 'C'=(;)
^  Call: (239) [user] is_like_space('C')
   Call: (240) [system] char_type('C', 'white')
   Fail: (240) [system] char_type('C', 'white')
   Call: (240) [system] char_type('C', end_of_line)
   Fail: (240) [system] char_type('C', end_of_line)
   Call: (240) [system] char_type('C', space)
   Fail: (240) [system] char_type('C', space)
   Call: (240) [system] char_type('C', cntrl)
   Fail: (240) [system] char_type('C', cntrl)
^  Fail: (239) [user] is_like_space('C')
^  Exit: (238) [user] skip_spaces((0x55798e5fad60))
   Call: (238) [system] get_char((0x55798e5fad60), _1189418)
   Exit: (238) [system] get_char((0x55798e5fad60), 'C')
   Call: (238) [system] 'C'='('
   Fail: (238) [system] 'C'='('
   Call: (238) [system] 'C'='['
   Fail: (238) [system] 'C'='['
   Call: (238) [system] 'C'='{'
   Fail: (238) [system] 'C'='{'
   Call: (238) [system] 'C'='"'
   Fail: (238) [system] 'C'='"'
   Call: (238) [system] 'C'=!
   Fail: (238) [system] 'C'=!
   Call: (238) [system] 'C'='\''
   Fail: (238) [system] 'C'='\''
   Call: (238) [system] 'C'='`'
   Fail: (238) [system] 'C'='`'
   Call: (238) [system] 'C'=end_of_file
   Fail: (238) [system] 'C'=end_of_file
^  Call: (238) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1173406)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1207060)
   Call: (240) [system] peek_char((0x55798e5fad60), _1207994)
   Exit: (240) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (240) [user] is_delimiter(' ')
   Call: (241) [system] char_type(' ', space)
   Exit: (241) [system] char_type(' ', space)
^  Exit: (240) [user] is_delimiter(' ')
   Call: (240) [system] _1207060=[]
   Exit: (240) [system] []=[]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (239) [user] classify_and_convert_charseq('C', [], _1173406)
^  Call: (241) [system] setup_call_cleanup('$notrace'(_1217304, _1217306), once(user:catch(read_from_chars(['C'], _1173406), _1217280, fail)), '$restore_trace'(_1217304, _1217306))
^  Call: (242) [system] sig_atomic(system:'$notrace'(_1217304, _1217306))
^  Exit: (241) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1173406), _1217280, fail)), system:'$restore_trace'(3, -1))
   Call: (240) [system] atomic(_1173406)
   Fail: (240) [system] atomic(_1173406)
   Call: (240) [system] atom_chars(_1173406, ['C'])
   Exit: (240) [system] atom_chars('C', ['C'])
^  Exit: (239) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (238) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (237) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (237) [user] read_list(')', (0x55798e5fad60), _1226680)
^  Call: (238) [user] skip_spaces((0x55798e5fad60))
   Call: (239) [system] peek_char((0x55798e5fad60), _1228538)
   Exit: (239) [system] peek_char((0x55798e5fad60), ' ')
   Call: (239) [system] ' '=(;)
   Fail: (239) [system] ' '=(;)
^  Call: (239) [user] is_like_space(' ')
   Call: (240) [system] char_type(' ', 'white')
   Exit: (240) [system] char_type(' ', 'white')
^  Exit: (239) [user] is_like_space(' ')
   Call: (239) [system] get_char((0x55798e5fad60), _1236276)
   Exit: (239) [system] get_char((0x55798e5fad60), ' ')
^  Call: (239) [user] skip_spaces((0x55798e5fad60))
   Call: (240) [system] peek_char((0x55798e5fad60), _1238980)
   Exit: (240) [system] peek_char((0x55798e5fad60), 'D')
   Call: (240) [system] 'D'=(;)
   Fail: (240) [system] 'D'=(;)
^  Call: (240) [user] is_like_space('D')
   Call: (241) [system] char_type('D', 'white')
   Fail: (241) [system] char_type('D', 'white')
   Call: (241) [system] char_type('D', end_of_line)
   Fail: (241) [system] char_type('D', end_of_line)
   Call: (241) [system] char_type('D', space)
   Fail: (241) [system] char_type('D', space)
   Call: (241) [system] char_type('D', cntrl)
   Fail: (241) [system] char_type('D', cntrl)
^  Fail: (240) [user] is_like_space('D')
^  Exit: (239) [user] skip_spaces((0x55798e5fad60))
^  Exit: (238) [user] skip_spaces((0x55798e5fad60))
   Call: (238) [system] peek_char((0x55798e5fad60), _1254058)
   Exit: (238) [system] peek_char((0x55798e5fad60), 'D')
   Call: (238) [system] 'D'=')'
   Fail: (238) [system] 'D'=')'
   Call: (238) [system] 'D'=end_of_file
   Fail: (238) [system] 'D'=end_of_file
^  Call: (238) [user] cont_sexpr(')', (0x55798e5fad60), _1259628)
^  Call: (239) [user] skip_spaces((0x55798e5fad60))
   Call: (240) [system] peek_char((0x55798e5fad60), _1261486)
   Exit: (240) [system] peek_char((0x55798e5fad60), 'D')
   Call: (240) [system] 'D'=(;)
   Fail: (240) [system] 'D'=(;)
^  Call: (240) [user] is_like_space('D')
   Call: (241) [system] char_type('D', 'white')
   Fail: (241) [system] char_type('D', 'white')
   Call: (241) [system] char_type('D', end_of_line)
   Fail: (241) [system] char_type('D', end_of_line)
   Call: (241) [system] char_type('D', space)
   Fail: (241) [system] char_type('D', space)
   Call: (241) [system] char_type('D', cntrl)
   Fail: (241) [system] char_type('D', cntrl)
^  Fail: (240) [user] is_like_space('D')
^  Exit: (239) [user] skip_spaces((0x55798e5fad60))
   Call: (239) [system] get_char((0x55798e5fad60), _1275640)
   Exit: (239) [system] get_char((0x55798e5fad60), 'D')
   Call: (239) [system] 'D'='('
   Fail: (239) [system] 'D'='('
   Call: (239) [system] 'D'='['
   Fail: (239) [system] 'D'='['
   Call: (239) [system] 'D'='{'
   Fail: (239) [system] 'D'='{'
   Call: (239) [system] 'D'='"'
   Fail: (239) [system] 'D'='"'
   Call: (239) [system] 'D'=!
   Fail: (239) [system] 'D'=!
   Call: (239) [system] 'D'='\''
   Fail: (239) [system] 'D'='\''
   Call: (239) [system] 'D'='`'
   Fail: (239) [system] 'D'='`'
   Call: (239) [system] 'D'=end_of_file
   Fail: (239) [system] 'D'=end_of_file
^  Call: (239) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1259628)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1293282)
   Call: (241) [system] peek_char((0x55798e5fad60), _1294216)
   Exit: (241) [system] peek_char((0x55798e5fad60), ')')
^  Call: (241) [user] is_delimiter(')')
   Call: (242) [system] char_type(')', space)
   Fail: (242) [system] char_type(')', space)
   Call: (242) [system] arg(_1298936, v('(', ')', end_of_file), ')')
   Exit: (242) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (241) [user] is_delimiter(')')
   Call: (241) [system] _1293282=[]
   Exit: (241) [system] []=[]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (240) [user] classify_and_convert_charseq('D', [], _1259628)
^  Call: (242) [system] setup_call_cleanup('$notrace'(_1305398, _1305400), once(user:catch(read_from_chars(['D'], _1259628), _1305374, fail)), '$restore_trace'(_1305398, _1305400))
^  Call: (243) [system] sig_atomic(system:'$notrace'(_1305398, _1305400))
^  Exit: (242) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1259628), _1305374, fail)), system:'$restore_trace'(3, -1))
   Call: (241) [system] atomic(_1259628)
   Fail: (241) [system] atomic(_1259628)
   Call: (241) [system] atom_chars(_1259628, ['D'])
   Exit: (241) [system] atom_chars('D', ['D'])
^  Exit: (240) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (239) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (238) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (238) [user] read_list(')', (0x55798e5fad60), _1314774)
^  Call: (239) [user] skip_spaces((0x55798e5fad60))
   Call: (240) [system] peek_char((0x55798e5fad60), _1316632)
   Exit: (240) [system] peek_char((0x55798e5fad60), ')')
   Call: (240) [system] ')'=(;)
   Fail: (240) [system] ')'=(;)
^  Call: (240) [user] is_like_space(')')
   Call: (241) [system] char_type(')', 'white')
   Fail: (241) [system] char_type(')', 'white')
   Call: (241) [system] char_type(')', end_of_line)
   Fail: (241) [system] char_type(')', end_of_line)
   Call: (241) [system] char_type(')', space)
   Fail: (241) [system] char_type(')', space)
   Call: (241) [system] char_type(')', cntrl)
   Fail: (241) [system] char_type(')', cntrl)
^  Fail: (240) [user] is_like_space(')')
^  Exit: (239) [user] skip_spaces((0x55798e5fad60))
   Call: (239) [system] peek_char((0x55798e5fad60), _1330786)
   Exit: (239) [system] peek_char((0x55798e5fad60), ')')
   Call: (239) [system] ')'=')'
   Exit: (239) [system] ')'=')'
   Call: (239) [system] get_char((0x55798e5fad60), _1334576)
   Exit: (239) [system] get_char((0x55798e5fad60), ')')
   Call: (239) [system] _1314774=[]
   Exit: (239) [system] []=[]
^  Exit: (238) [user] read_list(')', (0x55798e5fad60), [])
   Call: (238) [system] _1226680=['D']
   Exit: (238) [system] ['D']=['D']
^  Exit: (237) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (237) [system] _1140458=['C', 'D']
   Exit: (237) [system] ['C', 'D']=['C', 'D']
^  Exit: (236) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (236) [system] _962228=['OrLink', 'C', 'D']
   Exit: (236) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (235) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (234) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (234) [user] read_list(')', (0x55798e5fad60), _1348458)
^  Call: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _1350316)
   Exit: (236) [system] peek_char((0x55798e5fad60), ' ')
   Call: (236) [system] ' '=(;)
   Fail: (236) [system] ' '=(;)
^  Call: (236) [user] is_like_space(' ')
   Call: (237) [system] char_type(' ', 'white')
   Exit: (237) [system] char_type(' ', 'white')
^  Exit: (236) [user] is_like_space(' ')
   Call: (236) [system] get_char((0x55798e5fad60), _1358054)
   Exit: (236) [system] get_char((0x55798e5fad60), ' ')
^  Call: (236) [user] skip_spaces((0x55798e5fad60))
   Call: (237) [system] peek_char((0x55798e5fad60), _1360758)
   Exit: (237) [system] peek_char((0x55798e5fad60), 'E')
   Call: (237) [system] 'E'=(;)
   Fail: (237) [system] 'E'=(;)
^  Call: (237) [user] is_like_space('E')
   Call: (238) [system] char_type('E', 'white')
   Fail: (238) [system] char_type('E', 'white')
   Call: (238) [system] char_type('E', end_of_line)
   Fail: (238) [system] char_type('E', end_of_line)
   Call: (238) [system] char_type('E', space)
   Fail: (238) [system] char_type('E', space)
   Call: (238) [system] char_type('E', cntrl)
   Fail: (238) [system] char_type('E', cntrl)
^  Fail: (237) [user] is_like_space('E')
^  Exit: (236) [user] skip_spaces((0x55798e5fad60))
^  Exit: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _1375836)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'E')
   Call: (235) [system] 'E'=')'
   Fail: (235) [system] 'E'=')'
   Call: (235) [system] 'E'=end_of_file
   Fail: (235) [system] 'E'=end_of_file
^  Call: (235) [user] cont_sexpr(')', (0x55798e5fad60), _1381406)
^  Call: (236) [user] skip_spaces((0x55798e5fad60))
   Call: (237) [system] peek_char((0x55798e5fad60), _1383264)
   Exit: (237) [system] peek_char((0x55798e5fad60), 'E')
   Call: (237) [system] 'E'=(;)
   Fail: (237) [system] 'E'=(;)
^  Call: (237) [user] is_like_space('E')
   Call: (238) [system] char_type('E', 'white')
   Fail: (238) [system] char_type('E', 'white')
   Call: (238) [system] char_type('E', end_of_line)
   Fail: (238) [system] char_type('E', end_of_line)
   Call: (238) [system] char_type('E', space)
   Fail: (238) [system] char_type('E', space)
   Call: (238) [system] char_type('E', cntrl)
   Fail: (238) [system] char_type('E', cntrl)
^  Fail: (237) [user] is_like_space('E')
^  Exit: (236) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] get_char((0x55798e5fad60), _1397418)
   Exit: (236) [system] get_char((0x55798e5fad60), 'E')
   Call: (236) [system] 'E'='('
   Fail: (236) [system] 'E'='('
   Call: (236) [system] 'E'='['
   Fail: (236) [system] 'E'='['
   Call: (236) [system] 'E'='{'
   Fail: (236) [system] 'E'='{'
   Call: (236) [system] 'E'='"'
   Fail: (236) [system] 'E'='"'
   Call: (236) [system] 'E'=!
   Fail: (236) [system] 'E'=!
   Call: (236) [system] 'E'='\''
   Fail: (236) [system] 'E'='\''
   Call: (236) [system] 'E'='`'
   Fail: (236) [system] 'E'='`'
   Call: (236) [system] 'E'=end_of_file
   Fail: (236) [system] 'E'=end_of_file
^  Call: (236) [user] read_symbolic(')', (0x55798e5fad60), 'E', _1381406)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1415060)
   Call: (238) [system] peek_char((0x55798e5fad60), _1415994)
   Exit: (238) [system] peek_char((0x55798e5fad60), ')')
^  Call: (238) [user] is_delimiter(')')
   Call: (239) [system] char_type(')', space)
   Fail: (239) [system] char_type(')', space)
   Call: (239) [system] arg(_1420714, v('(', ')', end_of_file), ')')
   Exit: (239) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (238) [user] is_delimiter(')')
   Call: (238) [system] _1415060=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (237) [user] classify_and_convert_charseq('E', [], _1381406)
^  Call: (239) [system] setup_call_cleanup('$notrace'(_1427176, _1427178), once(user:catch(read_from_chars(['E'], _1381406), _1427152, fail)), '$restore_trace'(_1427176, _1427178))
^  Call: (240) [system] sig_atomic(system:'$notrace'(_1427176, _1427178))
^  Exit: (239) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1381406), _1427152, fail)), system:'$restore_trace'(3, -1))
   Call: (238) [system] atomic(_1381406)
   Fail: (238) [system] atomic(_1381406)
   Call: (238) [system] atom_chars(_1381406, ['E'])
   Exit: (238) [system] atom_chars('E', ['E'])
^  Exit: (237) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (236) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (235) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (235) [user] read_list(')', (0x55798e5fad60), _1436552)
^  Call: (236) [user] skip_spaces((0x55798e5fad60))
   Call: (237) [system] peek_char((0x55798e5fad60), _1438410)
   Exit: (237) [system] peek_char((0x55798e5fad60), ')')
   Call: (237) [system] ')'=(;)
   Fail: (237) [system] ')'=(;)
^  Call: (237) [user] is_like_space(')')
   Call: (238) [system] char_type(')', 'white')
   Fail: (238) [system] char_type(')', 'white')
   Call: (238) [system] char_type(')', end_of_line)
   Fail: (238) [system] char_type(')', end_of_line)
   Call: (238) [system] char_type(')', space)
   Fail: (238) [system] char_type(')', space)
   Call: (238) [system] char_type(')', cntrl)
   Fail: (238) [system] char_type(')', cntrl)
^  Fail: (237) [user] is_like_space(')')
^  Exit: (236) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _1452564)
   Exit: (236) [system] peek_char((0x55798e5fad60), ')')
   Call: (236) [system] ')'=')'
   Exit: (236) [system] ')'=')'
   Call: (236) [system] get_char((0x55798e5fad60), _1456354)
   Exit: (236) [system] get_char((0x55798e5fad60), ')')
   Call: (236) [system] _1436552=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_list(')', (0x55798e5fad60), [])
   Call: (235) [system] _1348458=['E']
   Exit: (235) [system] ['E']=['E']
^  Exit: (234) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (234) [system] _929280=[['OrLink', 'C', 'D'], 'E']
   Exit: (234) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (233) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (233) [system] _667400=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (233) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (232) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (231) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _1470236)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1472094)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
   Call: (233) [system] ')'=(;)
   Fail: (233) [system] ')'=(;)
^  Call: (233) [user] is_like_space(')')
   Call: (234) [system] char_type(')', 'white')
   Fail: (234) [system] char_type(')', 'white')
   Call: (234) [system] char_type(')', end_of_line)
   Fail: (234) [system] char_type(')', end_of_line)
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] char_type(')', cntrl)
   Fail: (234) [system] char_type(')', cntrl)
^  Fail: (233) [user] is_like_space(')')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1486248)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
   Call: (232) [system] ')'=')'
   Exit: (232) [system] ')'=')'
   Call: (232) [system] get_char((0x55798e5fad60), _1490038)
   Exit: (232) [system] get_char((0x55798e5fad60), ')')
   Call: (232) [system] _1470236=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), [])
   Call: (231) [system] _634452=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (231) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (230) [system] _548230=['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (230) [system] ['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), ['B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (229) [system] _370000=['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (229) [system] ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1503920)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1505778)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=(;)
   Fail: (229) [system] ')'=(;)
^  Call: (229) [user] is_like_space(')')
   Call: (230) [system] char_type(')', 'white')
   Fail: (230) [system] char_type(')', 'white')
   Call: (230) [system] char_type(')', end_of_line)
   Fail: (230) [system] char_type(')', end_of_line)
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] char_type(')', cntrl)
   Fail: (230) [system] char_type(')', cntrl)
^  Fail: (229) [user] is_like_space(')')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1519932)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=')'
   Exit: (228) [system] ')'=')'
   Call: (228) [system] get_char((0x55798e5fad60), _1523722)
   Exit: (228) [system] get_char((0x55798e5fad60), ')')
   Call: (228) [system] _1503920=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [])
   Call: (227) [system] _337052=[['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (227) [system] [['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (226) [system] _6486=[['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (226) [system] [['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (225) [system] _6478=[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (225) [system] [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1537604)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1539462)
   Exit: (225) [system] peek_char((0x55798e5fad60), '\n')
   Call: (225) [system] '\n'=(;)
   Fail: (225) [system] '\n'=(;)
^  Call: (225) [user] is_like_space('\n')
   Call: (226) [system] char_type('\n', 'white')
   Fail: (226) [system] char_type('\n', 'white')
   Call: (226) [system] char_type('\n', end_of_line)
   Exit: (226) [system] char_type('\n', end_of_line)
^  Exit: (225) [user] is_like_space('\n')
   Call: (225) [system] get_char((0x55798e5fad60), _1549056)
   Exit: (225) [system] get_char((0x55798e5fad60), '\n')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1551760)
   Exit: (226) [system] peek_char((0x55798e5fad60), '\t')
   Call: (226) [system] '\t'=(;)
   Fail: (226) [system] '\t'=(;)
^  Call: (226) [user] is_like_space('\t')
   Call: (227) [system] char_type('\t', 'white')
   Exit: (227) [system] char_type('\t', 'white')
^  Exit: (226) [user] is_like_space('\t')
   Call: (226) [system] get_char((0x55798e5fad60), _1559498)
   Exit: (226) [system] get_char((0x55798e5fad60), '\t')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1562202)
   Exit: (227) [system] peek_char((0x55798e5fad60), '\t')
   Call: (227) [system] '\t'=(;)
   Fail: (227) [system] '\t'=(;)
^  Call: (227) [user] is_like_space('\t')
   Call: (228) [system] char_type('\t', 'white')
   Exit: (228) [system] char_type('\t', 'white')
^  Exit: (227) [user] is_like_space('\t')
   Call: (227) [system] get_char((0x55798e5fad60), _1569940)
   Exit: (227) [system] get_char((0x55798e5fad60), '\t')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1572644)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _1580382)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1583086)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1600936)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=')'
   Fail: (224) [system] '('=')'
   Call: (224) [system] '('=end_of_file
   Fail: (224) [system] '('=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1606506)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1608364)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1622518)
   Exit: (225) [system] get_char((0x55798e5fad60), '(')
   Call: (225) [system] '('='('
   Exit: (225) [system] '('='('
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1606506)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1628088)
   Exit: (227) [system] peek_char((0x55798e5fad60), :)
   Call: (227) [system] (:)=(;)
   Fail: (227) [system] (:)=(;)
^  Call: (227) [user] is_like_space(:)
   Call: (228) [system] char_type(:, 'white')
   Fail: (228) [system] char_type(:, 'white')
   Call: (228) [system] char_type(:, end_of_line)
   Fail: (228) [system] char_type(:, end_of_line)
   Call: (228) [system] char_type(:, space)
   Fail: (228) [system] char_type(:, space)
   Call: (228) [system] char_type(:, cntrl)
   Fail: (228) [system] char_type(:, cntrl)
^  Fail: (227) [user] is_like_space(:)
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1642242)
   Exit: (226) [system] peek_char((0x55798e5fad60), :)
   Call: (226) [system] (:)=')'
   Fail: (226) [system] (:)=')'
   Call: (226) [system] (:)=end_of_file
   Fail: (226) [system] (:)=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _1647812)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1649670)
   Exit: (228) [system] peek_char((0x55798e5fad60), :)
   Call: (228) [system] (:)=(;)
   Fail: (228) [system] (:)=(;)
^  Call: (228) [user] is_like_space(:)
   Call: (229) [system] char_type(:, 'white')
   Fail: (229) [system] char_type(:, 'white')
   Call: (229) [system] char_type(:, end_of_line)
   Fail: (229) [system] char_type(:, end_of_line)
   Call: (229) [system] char_type(:, space)
   Fail: (229) [system] char_type(:, space)
   Call: (229) [system] char_type(:, cntrl)
   Fail: (229) [system] char_type(:, cntrl)
^  Fail: (228) [user] is_like_space(:)
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _1663824)
   Exit: (227) [system] get_char((0x55798e5fad60), :)
   Call: (227) [system] (:)='('
   Fail: (227) [system] (:)='('
   Call: (227) [system] (:)='['
   Fail: (227) [system] (:)='['
   Call: (227) [system] (:)='{'
   Fail: (227) [system] (:)='{'
   Call: (227) [system] (:)='"'
   Fail: (227) [system] (:)='"'
   Call: (227) [system] (:)=!
   Fail: (227) [system] (:)=!
   Call: (227) [system] (:)='\''
   Fail: (227) [system] (:)='\''
   Call: (227) [system] (:)='`'
   Fail: (227) [system] (:)='`'
   Call: (227) [system] (:)=end_of_file
   Fail: (227) [system] (:)=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), :, _1647812)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1681466)
   Call: (229) [system] peek_char((0x55798e5fad60), _1682400)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _1681466=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (228) [user] classify_and_convert_charseq(:, [], _1647812)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1691710, _1691712), once(user:catch(read_from_chars([:], _1647812), _1691686, fail)), '$restore_trace'(_1691710, _1691712))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1691710, _1691712))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1691686, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(:)
   Exit: (229) [system] atomic(:)
^  Exit: (228) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1699210)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1701068)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _1708806)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1711510)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1726588)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=')'
   Fail: (227) [system] '('=')'
   Call: (227) [system] '('=end_of_file
   Fail: (227) [system] '('=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _1732158)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1734016)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _1748170)
   Exit: (228) [system] get_char((0x55798e5fad60), '(')
   Call: (228) [system] '('='('
   Exit: (228) [system] '('='('
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1732158)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1753740)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'D')
   Call: (230) [system] 'D'=(;)
   Fail: (230) [system] 'D'=(;)
^  Call: (230) [user] is_like_space('D')
   Call: (231) [system] char_type('D', 'white')
   Fail: (231) [system] char_type('D', 'white')
   Call: (231) [system] char_type('D', end_of_line)
   Fail: (231) [system] char_type('D', end_of_line)
   Call: (231) [system] char_type('D', space)
   Fail: (231) [system] char_type('D', space)
   Call: (231) [system] char_type('D', cntrl)
   Fail: (231) [system] char_type('D', cntrl)
^  Fail: (230) [user] is_like_space('D')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1767894)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'D')
   Call: (229) [system] 'D'=')'
   Fail: (229) [system] 'D'=')'
   Call: (229) [system] 'D'=end_of_file
   Fail: (229) [system] 'D'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _1773464)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1775322)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'D')
   Call: (231) [system] 'D'=(;)
   Fail: (231) [system] 'D'=(;)
^  Call: (231) [user] is_like_space('D')
   Call: (232) [system] char_type('D', 'white')
   Fail: (232) [system] char_type('D', 'white')
   Call: (232) [system] char_type('D', end_of_line)
   Fail: (232) [system] char_type('D', end_of_line)
   Call: (232) [system] char_type('D', space)
   Fail: (232) [system] char_type('D', space)
   Call: (232) [system] char_type('D', cntrl)
   Fail: (232) [system] char_type('D', cntrl)
^  Fail: (231) [user] is_like_space('D')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _1789476)
   Exit: (230) [system] get_char((0x55798e5fad60), 'D')
   Call: (230) [system] 'D'='('
   Fail: (230) [system] 'D'='('
   Call: (230) [system] 'D'='['
   Fail: (230) [system] 'D'='['
   Call: (230) [system] 'D'='{'
   Fail: (230) [system] 'D'='{'
   Call: (230) [system] 'D'='"'
   Fail: (230) [system] 'D'='"'
   Call: (230) [system] 'D'=!
   Fail: (230) [system] 'D'=!
   Call: (230) [system] 'D'='\''
   Fail: (230) [system] 'D'='\''
   Call: (230) [system] 'D'='`'
   Fail: (230) [system] 'D'='`'
   Call: (230) [system] 'D'=end_of_file
   Fail: (230) [system] 'D'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1773464)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1807118)
   Call: (232) [system] peek_char((0x55798e5fad60), _1808052)
   Exit: (232) [system] peek_char((0x55798e5fad60), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_1812772, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_1813704, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55798e5fad60), i)
   Exit: (232) [system] get_char((0x55798e5fad60), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1821054)
   Call: (233) [system] peek_char((0x55798e5fad60), _1821988)
   Exit: (233) [system] peek_char((0x55798e5fad60), s)
^  Call: (233) [user] is_delimiter(s)
   Call: (234) [system] char_type(s, space)
   Fail: (234) [system] char_type(s, space)
   Call: (234) [system] arg(_1826708, v('(', ')', end_of_file), s)
   Fail: (234) [system] arg(_1827640, v('(', ')', end_of_file), s)
^  Fail: (233) [user] is_delimiter(s)
   Call: (233) [system] ')'==s
   Fail: (233) [system] ')'==s
   Call: (233) [system] get_char((0x55798e5fad60), s)
   Exit: (233) [system] get_char((0x55798e5fad60), s)
   Call: (233) [system] s=(\)
   Fail: (233) [system] s=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1834990)
   Call: (234) [system] peek_char((0x55798e5fad60), _1835924)
   Exit: (234) [system] peek_char((0x55798e5fad60), j)
^  Call: (234) [user] is_delimiter(j)
   Call: (235) [system] char_type(j, space)
   Fail: (235) [system] char_type(j, space)
   Call: (235) [system] arg(_1840644, v('(', ')', end_of_file), j)
   Fail: (235) [system] arg(_1841576, v('(', ')', end_of_file), j)
^  Fail: (234) [user] is_delimiter(j)
   Call: (234) [system] ')'==j
   Fail: (234) [system] ')'==j
   Call: (234) [system] get_char((0x55798e5fad60), j)
   Exit: (234) [system] get_char((0x55798e5fad60), j)
   Call: (234) [system] j=(\)
   Fail: (234) [system] j=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1848926)
   Call: (235) [system] peek_char((0x55798e5fad60), _1849860)
   Exit: (235) [system] peek_char((0x55798e5fad60), u)
^  Call: (235) [user] is_delimiter(u)
   Call: (236) [system] char_type(u, space)
   Fail: (236) [system] char_type(u, space)
   Call: (236) [system] arg(_1854580, v('(', ')', end_of_file), u)
   Fail: (236) [system] arg(_1855512, v('(', ')', end_of_file), u)
^  Fail: (235) [user] is_delimiter(u)
   Call: (235) [system] ')'==u
   Fail: (235) [system] ')'==u
   Call: (235) [system] get_char((0x55798e5fad60), u)
   Exit: (235) [system] get_char((0x55798e5fad60), u)
   Call: (235) [system] u=(\)
   Fail: (235) [system] u=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1862862)
   Call: (236) [system] peek_char((0x55798e5fad60), _1863796)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1868516, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1869448, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1876798)
   Call: (237) [system] peek_char((0x55798e5fad60), _1877732)
   Exit: (237) [system] peek_char((0x55798e5fad60), c)
^  Call: (237) [user] is_delimiter(c)
   Call: (238) [system] char_type(c, space)
   Fail: (238) [system] char_type(c, space)
   Call: (238) [system] arg(_1882452, v('(', ')', end_of_file), c)
   Fail: (238) [system] arg(_1883384, v('(', ')', end_of_file), c)
^  Fail: (237) [user] is_delimiter(c)
   Call: (237) [system] ')'==c
   Fail: (237) [system] ')'==c
   Call: (237) [system] get_char((0x55798e5fad60), c)
   Exit: (237) [system] get_char((0x55798e5fad60), c)
   Call: (237) [system] c=(\)
   Fail: (237) [system] c=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1890734)
   Call: (238) [system] peek_char((0x55798e5fad60), _1891668)
   Exit: (238) [system] peek_char((0x55798e5fad60), t)
^  Call: (238) [user] is_delimiter(t)
   Call: (239) [system] char_type(t, space)
   Fail: (239) [system] char_type(t, space)
   Call: (239) [system] arg(_1896388, v('(', ')', end_of_file), t)
   Fail: (239) [system] arg(_1897320, v('(', ')', end_of_file), t)
^  Fail: (238) [user] is_delimiter(t)
   Call: (238) [system] ')'==t
   Fail: (238) [system] ')'==t
   Call: (238) [system] get_char((0x55798e5fad60), t)
   Exit: (238) [system] get_char((0x55798e5fad60), t)
   Call: (238) [system] t=(\)
   Fail: (238) [system] t=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1904670)
   Call: (239) [system] peek_char((0x55798e5fad60), _1905604)
   Exit: (239) [system] peek_char((0x55798e5fad60), i)
^  Call: (239) [user] is_delimiter(i)
   Call: (240) [system] char_type(i, space)
   Fail: (240) [system] char_type(i, space)
   Call: (240) [system] arg(_1910324, v('(', ')', end_of_file), i)
   Fail: (240) [system] arg(_1911256, v('(', ')', end_of_file), i)
^  Fail: (239) [user] is_delimiter(i)
   Call: (239) [system] ')'==i
   Fail: (239) [system] ')'==i
   Call: (239) [system] get_char((0x55798e5fad60), i)
   Exit: (239) [system] get_char((0x55798e5fad60), i)
   Call: (239) [system] i=(\)
   Fail: (239) [system] i=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1918606)
   Call: (240) [system] peek_char((0x55798e5fad60), _1919540)
   Exit: (240) [system] peek_char((0x55798e5fad60), o)
^  Call: (240) [user] is_delimiter(o)
   Call: (241) [system] char_type(o, space)
   Fail: (241) [system] char_type(o, space)
   Call: (241) [system] arg(_1924260, v('(', ')', end_of_file), o)
   Fail: (241) [system] arg(_1925192, v('(', ')', end_of_file), o)
^  Fail: (240) [user] is_delimiter(o)
   Call: (240) [system] ')'==o
   Fail: (240) [system] ')'==o
   Call: (240) [system] get_char((0x55798e5fad60), o)
   Exit: (240) [system] get_char((0x55798e5fad60), o)
   Call: (240) [system] o=(\)
   Fail: (240) [system] o=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1932542)
   Call: (241) [system] peek_char((0x55798e5fad60), _1933476)
   Exit: (241) [system] peek_char((0x55798e5fad60), n)
^  Call: (241) [user] is_delimiter(n)
   Call: (242) [system] char_type(n, space)
   Fail: (242) [system] char_type(n, space)
   Call: (242) [system] arg(_1938196, v('(', ')', end_of_file), n)
   Fail: (242) [system] arg(_1939128, v('(', ')', end_of_file), n)
^  Fail: (241) [user] is_delimiter(n)
   Call: (241) [system] ')'==n
   Fail: (241) [system] ')'==n
   Call: (241) [system] get_char((0x55798e5fad60), n)
   Exit: (241) [system] get_char((0x55798e5fad60), n)
   Call: (241) [system] n=(\)
   Fail: (241) [system] n=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1946478)
   Call: (242) [system] peek_char((0x55798e5fad60), _1947412)
   Exit: (242) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (242) [user] is_delimiter('I')
   Call: (243) [system] char_type('I', space)
   Fail: (243) [system] char_type('I', space)
   Call: (243) [system] arg(_1952132, v('(', ')', end_of_file), 'I')
   Fail: (243) [system] arg(_1953064, v('(', ')', end_of_file), 'I')
^  Fail: (242) [user] is_delimiter('I')
   Call: (242) [system] ')'=='I'
   Fail: (242) [system] ')'=='I'
   Call: (242) [system] get_char((0x55798e5fad60), 'I')
   Exit: (242) [system] get_char((0x55798e5fad60), 'I')
   Call: (242) [system] 'I'=(\)
   Fail: (242) [system] 'I'=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1960414)
   Call: (243) [system] peek_char((0x55798e5fad60), _1961348)
   Exit: (243) [system] peek_char((0x55798e5fad60), n)
^  Call: (243) [user] is_delimiter(n)
   Call: (244) [system] char_type(n, space)
   Fail: (244) [system] char_type(n, space)
   Call: (244) [system] arg(_1966068, v('(', ')', end_of_file), n)
   Fail: (244) [system] arg(_1967000, v('(', ')', end_of_file), n)
^  Fail: (243) [user] is_delimiter(n)
   Call: (243) [system] ')'==n
   Fail: (243) [system] ')'==n
   Call: (243) [system] get_char((0x55798e5fad60), n)
   Exit: (243) [system] get_char((0x55798e5fad60), n)
   Call: (243) [system] n=(\)
   Fail: (243) [system] n=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1974350)
   Call: (244) [system] peek_char((0x55798e5fad60), _1975284)
   Exit: (244) [system] peek_char((0x55798e5fad60), t)
^  Call: (244) [user] is_delimiter(t)
   Call: (245) [system] char_type(t, space)
   Fail: (245) [system] char_type(t, space)
   Call: (245) [system] arg(_1980004, v('(', ')', end_of_file), t)
   Fail: (245) [system] arg(_1980936, v('(', ')', end_of_file), t)
^  Fail: (244) [user] is_delimiter(t)
   Call: (244) [system] ')'==t
   Fail: (244) [system] ')'==t
   Call: (244) [system] get_char((0x55798e5fad60), t)
   Exit: (244) [system] get_char((0x55798e5fad60), t)
   Call: (244) [system] t=(\)
   Fail: (244) [system] t=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1988286)
   Call: (245) [system] peek_char((0x55798e5fad60), _1989220)
   Exit: (245) [system] peek_char((0x55798e5fad60), r)
^  Call: (245) [user] is_delimiter(r)
   Call: (246) [system] char_type(r, space)
   Fail: (246) [system] char_type(r, space)
   Call: (246) [system] arg(_1993940, v('(', ')', end_of_file), r)
   Fail: (246) [system] arg(_1994872, v('(', ')', end_of_file), r)
^  Fail: (245) [user] is_delimiter(r)
   Call: (245) [system] ')'==r
   Fail: (245) [system] ')'==r
   Call: (245) [system] get_char((0x55798e5fad60), r)
   Exit: (245) [system] get_char((0x55798e5fad60), r)
   Call: (245) [system] r=(\)
   Fail: (245) [system] r=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _2002222)
   Call: (246) [system] peek_char((0x55798e5fad60), _2003156)
   Exit: (246) [system] peek_char((0x55798e5fad60), o)
^  Call: (246) [user] is_delimiter(o)
   Call: (247) [system] char_type(o, space)
   Fail: (247) [system] char_type(o, space)
   Call: (247) [system] arg(_2007876, v('(', ')', end_of_file), o)
   Fail: (247) [system] arg(_2008808, v('(', ')', end_of_file), o)
^  Fail: (246) [user] is_delimiter(o)
   Call: (246) [system] ')'==o
   Fail: (246) [system] ')'==o
   Call: (246) [system] get_char((0x55798e5fad60), o)
   Exit: (246) [system] get_char((0x55798e5fad60), o)
   Call: (246) [system] o=(\)
   Fail: (246) [system] o=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _2016158)
   Call: (247) [system] peek_char((0x55798e5fad60), _2017092)
   Exit: (247) [system] peek_char((0x55798e5fad60), d)
^  Call: (247) [user] is_delimiter(d)
   Call: (248) [system] char_type(d, space)
   Fail: (248) [system] char_type(d, space)
   Call: (248) [system] arg(_2021812, v('(', ')', end_of_file), d)
   Fail: (248) [system] arg(_2022744, v('(', ')', end_of_file), d)
^  Fail: (247) [user] is_delimiter(d)
   Call: (247) [system] ')'==d
   Fail: (247) [system] ')'==d
   Call: (247) [system] get_char((0x55798e5fad60), d)
   Exit: (247) [system] get_char((0x55798e5fad60), d)
   Call: (247) [system] d=(\)
   Fail: (247) [system] d=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), _2030094)
   Call: (248) [system] peek_char((0x55798e5fad60), _2031028)
   Exit: (248) [system] peek_char((0x55798e5fad60), u)
^  Call: (248) [user] is_delimiter(u)
   Call: (249) [system] char_type(u, space)
   Fail: (249) [system] char_type(u, space)
   Call: (249) [system] arg(_2035748, v('(', ')', end_of_file), u)
   Fail: (249) [system] arg(_2036680, v('(', ')', end_of_file), u)
^  Fail: (248) [user] is_delimiter(u)
   Call: (248) [system] ')'==u
   Fail: (248) [system] ')'==u
   Call: (248) [system] get_char((0x55798e5fad60), u)
   Exit: (248) [system] get_char((0x55798e5fad60), u)
   Call: (248) [system] u=(\)
   Fail: (248) [system] u=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), _2044030)
   Call: (249) [system] peek_char((0x55798e5fad60), _2044964)
   Exit: (249) [system] peek_char((0x55798e5fad60), c)
^  Call: (249) [user] is_delimiter(c)
   Call: (250) [system] char_type(c, space)
   Fail: (250) [system] char_type(c, space)
   Call: (250) [system] arg(_2049684, v('(', ')', end_of_file), c)
   Fail: (250) [system] arg(_2050616, v('(', ')', end_of_file), c)
^  Fail: (249) [user] is_delimiter(c)
   Call: (249) [system] ')'==c
   Fail: (249) [system] ')'==c
   Call: (249) [system] get_char((0x55798e5fad60), c)
   Exit: (249) [system] get_char((0x55798e5fad60), c)
   Call: (249) [system] c=(\)
   Fail: (249) [system] c=(\)
^  Call: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), _2057966)
   Call: (250) [system] peek_char((0x55798e5fad60), _2058900)
   Exit: (250) [system] peek_char((0x55798e5fad60), t)
^  Call: (250) [user] is_delimiter(t)
   Call: (251) [system] char_type(t, space)
   Fail: (251) [system] char_type(t, space)
   Call: (251) [system] arg(_2063620, v('(', ')', end_of_file), t)
   Fail: (251) [system] arg(_2064552, v('(', ')', end_of_file), t)
^  Fail: (250) [user] is_delimiter(t)
   Call: (250) [system] ')'==t
   Fail: (250) [system] ')'==t
   Call: (250) [system] get_char((0x55798e5fad60), t)
   Exit: (250) [system] get_char((0x55798e5fad60), t)
   Call: (250) [system] t=(\)
   Fail: (250) [system] t=(\)
^  Call: (250) [user] read_symbolic_cont(')', (0x55798e5fad60), _2071902)
   Call: (251) [system] peek_char((0x55798e5fad60), _2072836)
   Exit: (251) [system] peek_char((0x55798e5fad60), i)
^  Call: (251) [user] is_delimiter(i)
   Call: (252) [system] char_type(i, space)
   Fail: (252) [system] char_type(i, space)
   Call: (252) [system] arg(_2077556, v('(', ')', end_of_file), i)
   Fail: (252) [system] arg(_2078488, v('(', ')', end_of_file), i)
^  Fail: (251) [user] is_delimiter(i)
   Call: (251) [system] ')'==i
   Fail: (251) [system] ')'==i
   Call: (251) [system] get_char((0x55798e5fad60), i)
   Exit: (251) [system] get_char((0x55798e5fad60), i)
   Call: (251) [system] i=(\)
   Fail: (251) [system] i=(\)
^  Call: (251) [user] read_symbolic_cont(')', (0x55798e5fad60), _2085838)
   Call: (252) [system] peek_char((0x55798e5fad60), _2086772)
   Exit: (252) [system] peek_char((0x55798e5fad60), o)
^  Call: (252) [user] is_delimiter(o)
   Call: (253) [system] char_type(o, space)
   Fail: (253) [system] char_type(o, space)
   Call: (253) [system] arg(_2091492, v('(', ')', end_of_file), o)
   Fail: (253) [system] arg(_2092424, v('(', ')', end_of_file), o)
^  Fail: (252) [user] is_delimiter(o)
   Call: (252) [system] ')'==o
   Fail: (252) [system] ')'==o
   Call: (252) [system] get_char((0x55798e5fad60), o)
   Exit: (252) [system] get_char((0x55798e5fad60), o)
   Call: (252) [system] o=(\)
   Fail: (252) [system] o=(\)
^  Call: (252) [user] read_symbolic_cont(')', (0x55798e5fad60), _9436)
   Call: (253) [system] peek_char((0x55798e5fad60), _10370)
   Exit: (253) [system] peek_char((0x55798e5fad60), n)
^  Call: (253) [user] is_delimiter(n)
   Call: (254) [system] char_type(n, space)
   Fail: (254) [system] char_type(n, space)
   Call: (254) [system] arg(_15090, v('(', ')', end_of_file), n)
   Fail: (254) [system] arg(_16022, v('(', ')', end_of_file), n)
^  Fail: (253) [user] is_delimiter(n)
   Call: (253) [system] ')'==n
   Fail: (253) [system] ')'==n
   Call: (253) [system] get_char((0x55798e5fad60), n)
   Exit: (253) [system] get_char((0x55798e5fad60), n)
   Call: (253) [system] n=(\)
   Fail: (253) [system] n=(\)
^  Call: (253) [user] read_symbolic_cont(')', (0x55798e5fad60), _23372)
   Call: (254) [system] peek_char((0x55798e5fad60), _24306)
   Exit: (254) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (254) [user] is_delimiter(' ')
   Call: (255) [system] char_type(' ', space)
   Exit: (255) [system] char_type(' ', space)
^  Exit: (254) [user] is_delimiter(' ')
   Call: (254) [system] _23372=[]
   Exit: (254) [system] []=[]
^  Exit: (253) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (253) [system] _9436=[n]
   Exit: (253) [system] [n]=[n]
^  Exit: (252) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (252) [system] _6676=[o, n]
   Exit: (252) [system] [o, n]=[o, n]
^  Exit: (251) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (251) [system] _6672=[i, o, n]
   Exit: (251) [system] [i, o, n]=[i, o, n]
^  Exit: (250) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (250) [system] _6668=[t, i, o, n]
   Exit: (250) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (249) [system] _6664=[c, t, i, o, n]
   Exit: (249) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (248) [system] _6660=[u, c, t, i, o, n]
   Exit: (248) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (247) [system] _6656=[d, u, c, t, i, o, n]
   Exit: (247) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (246) [system] _6652=[o, d, u, c, t, i, o, n]
   Exit: (246) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (245) [system] _6648=[r, o, d, u, c, t, i, o, n]
   Exit: (245) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (244) [system] _6644=[t, r, o, d, u, c, t, i, o, n]
   Exit: (244) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (243) [system] _6640=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (243) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (242) [system] _6636=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (242) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (241) [system] _6632=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (241) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (240) [system] _6628=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _6624=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _6620=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _6616=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _6612=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _6608=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _6604=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _6600=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _6596=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (231) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _6592)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_95084, _95086), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _6592), _95060, fail)), '$restore_trace'(_95084, _95086))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_95084, _95086))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _6592), _95060, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_6592)
   Fail: (232) [system] atomic(_6592)
   Call: (232) [system] atom_chars(_6592, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (232) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (231) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _104460)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _106318)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55798e5fad60), _114056)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _116760)
   Exit: (232) [system] peek_char((0x55798e5fad60), a)
   Call: (232) [system] a=(;)
   Fail: (232) [system] a=(;)
^  Call: (232) [user] is_like_space(a)
   Call: (233) [system] char_type(a, 'white')
   Fail: (233) [system] char_type(a, 'white')
   Call: (233) [system] char_type(a, end_of_line)
   Fail: (233) [system] char_type(a, end_of_line)
   Call: (233) [system] char_type(a, space)
   Fail: (233) [system] char_type(a, space)
   Call: (233) [system] char_type(a, cntrl)
   Fail: (233) [system] char_type(a, cntrl)
^  Fail: (232) [user] is_like_space(a)
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _131838)
   Exit: (230) [system] peek_char((0x55798e5fad60), a)
   Call: (230) [system] a=')'
   Fail: (230) [system] a=')'
   Call: (230) [system] a=end_of_file
   Fail: (230) [system] a=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _137408)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _139266)
   Exit: (232) [system] peek_char((0x55798e5fad60), a)
   Call: (232) [system] a=(;)
   Fail: (232) [system] a=(;)
^  Call: (232) [user] is_like_space(a)
   Call: (233) [system] char_type(a, 'white')
   Fail: (233) [system] char_type(a, 'white')
   Call: (233) [system] char_type(a, end_of_line)
   Fail: (233) [system] char_type(a, end_of_line)
   Call: (233) [system] char_type(a, space)
   Fail: (233) [system] char_type(a, space)
   Call: (233) [system] char_type(a, cntrl)
   Fail: (233) [system] char_type(a, cntrl)
^  Fail: (232) [user] is_like_space(a)
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _153420)
   Exit: (231) [system] get_char((0x55798e5fad60), a)
   Call: (231) [system] a='('
   Fail: (231) [system] a='('
   Call: (231) [system] a='['
   Fail: (231) [system] a='['
   Call: (231) [system] a='{'
   Fail: (231) [system] a='{'
   Call: (231) [system] a='"'
   Fail: (231) [system] a='"'
   Call: (231) [system] a=!
   Fail: (231) [system] a=!
   Call: (231) [system] a='\''
   Fail: (231) [system] a='\''
   Call: (231) [system] a='`'
   Fail: (231) [system] a='`'
   Call: (231) [system] a=end_of_file
   Fail: (231) [system] a=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), a, _137408)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _171062)
   Call: (233) [system] peek_char((0x55798e5fad60), _171996)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _171062=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (232) [user] classify_and_convert_charseq(a, [], _137408)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_181306, _181308), once(user:catch(read_from_chars([a], _137408), _181282, fail)), '$restore_trace'(_181306, _181308))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_181306, _181308))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _181282, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(a)
   Exit: (233) [system] atomic(a)
^  Exit: (232) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _188806)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _190664)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
   Call: (232) [system] ' '=(;)
   Fail: (232) [system] ' '=(;)
^  Call: (232) [user] is_like_space(' ')
   Call: (233) [system] char_type(' ', 'white')
   Exit: (233) [system] char_type(' ', 'white')
^  Exit: (232) [user] is_like_space(' ')
   Call: (232) [system] get_char((0x55798e5fad60), _198402)
   Exit: (232) [system] get_char((0x55798e5fad60), ' ')
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _201106)
   Exit: (233) [system] peek_char((0x55798e5fad60), a)
   Call: (233) [system] a=(;)
   Fail: (233) [system] a=(;)
^  Call: (233) [user] is_like_space(a)
   Call: (234) [system] char_type(a, 'white')
   Fail: (234) [system] char_type(a, 'white')
   Call: (234) [system] char_type(a, end_of_line)
   Fail: (234) [system] char_type(a, end_of_line)
   Call: (234) [system] char_type(a, space)
   Fail: (234) [system] char_type(a, space)
   Call: (234) [system] char_type(a, cntrl)
   Fail: (234) [system] char_type(a, cntrl)
^  Fail: (233) [user] is_like_space(a)
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _216184)
   Exit: (231) [system] peek_char((0x55798e5fad60), a)
   Call: (231) [system] a=')'
   Fail: (231) [system] a=')'
   Call: (231) [system] a=end_of_file
   Fail: (231) [system] a=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55798e5fad60), _221754)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _223612)
   Exit: (233) [system] peek_char((0x55798e5fad60), a)
   Call: (233) [system] a=(;)
   Fail: (233) [system] a=(;)
^  Call: (233) [user] is_like_space(a)
   Call: (234) [system] char_type(a, 'white')
   Fail: (234) [system] char_type(a, 'white')
   Call: (234) [system] char_type(a, end_of_line)
   Fail: (234) [system] char_type(a, end_of_line)
   Call: (234) [system] char_type(a, space)
   Fail: (234) [system] char_type(a, space)
   Call: (234) [system] char_type(a, cntrl)
   Fail: (234) [system] char_type(a, cntrl)
^  Fail: (233) [user] is_like_space(a)
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] get_char((0x55798e5fad60), _237766)
   Exit: (232) [system] get_char((0x55798e5fad60), a)
   Call: (232) [system] a='('
   Fail: (232) [system] a='('
   Call: (232) [system] a='['
   Fail: (232) [system] a='['
   Call: (232) [system] a='{'
   Fail: (232) [system] a='{'
   Call: (232) [system] a='"'
   Fail: (232) [system] a='"'
   Call: (232) [system] a=!
   Fail: (232) [system] a=!
   Call: (232) [system] a='\''
   Fail: (232) [system] a='\''
   Call: (232) [system] a='`'
   Fail: (232) [system] a='`'
   Call: (232) [system] a=end_of_file
   Fail: (232) [system] a=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55798e5fad60), a, _221754)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _255408)
   Call: (234) [system] peek_char((0x55798e5fad60), _256342)
   Exit: (234) [system] peek_char((0x55798e5fad60), ')')
^  Call: (234) [user] is_delimiter(')')
   Call: (235) [system] char_type(')', space)
   Fail: (235) [system] char_type(')', space)
   Call: (235) [system] arg(_261062, v('(', ')', end_of_file), ')')
   Exit: (235) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (234) [user] is_delimiter(')')
   Call: (234) [system] _255408=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (233) [user] classify_and_convert_charseq(a, [], _221754)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_267524, _267526), once(user:catch(read_from_chars([a], _221754), _267500, fail)), '$restore_trace'(_267524, _267526))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_267524, _267526))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _267500, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(a)
   Exit: (234) [system] atomic(a)
^  Exit: (233) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (232) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (231) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _275024)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _276882)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
   Call: (233) [system] ')'=(;)
   Fail: (233) [system] ')'=(;)
^  Call: (233) [user] is_like_space(')')
   Call: (234) [system] char_type(')', 'white')
   Fail: (234) [system] char_type(')', 'white')
   Call: (234) [system] char_type(')', end_of_line)
   Fail: (234) [system] char_type(')', end_of_line)
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] char_type(')', cntrl)
   Fail: (234) [system] char_type(')', cntrl)
^  Fail: (233) [user] is_like_space(')')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _291036)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
   Call: (232) [system] ')'=')'
   Exit: (232) [system] ')'=')'
   Call: (232) [system] get_char((0x55798e5fad60), _294826)
   Exit: (232) [system] get_char((0x55798e5fad60), ')')
   Call: (232) [system] _275024=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), [])
   Call: (231) [system] _188806=[a]
   Exit: (231) [system] [a]=[a]
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (230) [system] _104460=[a, a]
   Exit: (230) [system] [a, a]=[a, a]
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), [a, a])
   Call: (229) [system] _6586=['DisjunctionIntroduction', a, a]
   Exit: (229) [system] ['DisjunctionIntroduction', a, a]=['DisjunctionIntroduction', a, a]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, a])
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, a])
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _308708)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _310566)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _318304)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _321008)
   Exit: (230) [system] peek_char((0x55798e5fad60), '(')
   Call: (230) [system] '('=(;)
   Fail: (230) [system] '('=(;)
^  Call: (230) [user] is_like_space('(')
   Call: (231) [system] char_type('(', 'white')
   Fail: (231) [system] char_type('(', 'white')
   Call: (231) [system] char_type('(', end_of_line)
   Fail: (231) [system] char_type('(', end_of_line)
   Call: (231) [system] char_type('(', space)
   Fail: (231) [system] char_type('(', space)
   Call: (231) [system] char_type('(', cntrl)
   Fail: (231) [system] char_type('(', cntrl)
^  Fail: (230) [user] is_like_space('(')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _336086)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=')'
   Fail: (228) [system] '('=')'
   Call: (228) [system] '('=end_of_file
   Fail: (228) [system] '('=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _341656)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _343514)
   Exit: (230) [system] peek_char((0x55798e5fad60), '(')
   Call: (230) [system] '('=(;)
   Fail: (230) [system] '('=(;)
^  Call: (230) [user] is_like_space('(')
   Call: (231) [system] char_type('(', 'white')
   Fail: (231) [system] char_type('(', 'white')
   Call: (231) [system] char_type('(', end_of_line)
   Fail: (231) [system] char_type('(', end_of_line)
   Call: (231) [system] char_type('(', space)
   Fail: (231) [system] char_type('(', space)
   Call: (231) [system] char_type('(', cntrl)
   Fail: (231) [system] char_type('(', cntrl)
^  Fail: (230) [user] is_like_space('(')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _357668)
   Exit: (229) [system] get_char((0x55798e5fad60), '(')
   Call: (229) [system] '('='('
   Exit: (229) [system] '('='('
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _341656)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _363238)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'O')
   Call: (231) [system] 'O'=(;)
   Fail: (231) [system] 'O'=(;)
^  Call: (231) [user] is_like_space('O')
   Call: (232) [system] char_type('O', 'white')
   Fail: (232) [system] char_type('O', 'white')
   Call: (232) [system] char_type('O', end_of_line)
   Fail: (232) [system] char_type('O', end_of_line)
   Call: (232) [system] char_type('O', space)
   Fail: (232) [system] char_type('O', space)
   Call: (232) [system] char_type('O', cntrl)
   Fail: (232) [system] char_type('O', cntrl)
^  Fail: (231) [user] is_like_space('O')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _377392)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'O')
   Call: (230) [system] 'O'=')'
   Fail: (230) [system] 'O'=')'
   Call: (230) [system] 'O'=end_of_file
   Fail: (230) [system] 'O'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _382962)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _384820)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'O')
   Call: (232) [system] 'O'=(;)
   Fail: (232) [system] 'O'=(;)
^  Call: (232) [user] is_like_space('O')
   Call: (233) [system] char_type('O', 'white')
   Fail: (233) [system] char_type('O', 'white')
   Call: (233) [system] char_type('O', end_of_line)
   Fail: (233) [system] char_type('O', end_of_line)
   Call: (233) [system] char_type('O', space)
   Fail: (233) [system] char_type('O', space)
   Call: (233) [system] char_type('O', cntrl)
   Fail: (233) [system] char_type('O', cntrl)
^  Fail: (232) [user] is_like_space('O')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _398974)
   Exit: (231) [system] get_char((0x55798e5fad60), 'O')
   Call: (231) [system] 'O'='('
   Fail: (231) [system] 'O'='('
   Call: (231) [system] 'O'='['
   Fail: (231) [system] 'O'='['
   Call: (231) [system] 'O'='{'
   Fail: (231) [system] 'O'='{'
   Call: (231) [system] 'O'='"'
   Fail: (231) [system] 'O'='"'
   Call: (231) [system] 'O'=!
   Fail: (231) [system] 'O'=!
   Call: (231) [system] 'O'='\''
   Fail: (231) [system] 'O'='\''
   Call: (231) [system] 'O'='`'
   Fail: (231) [system] 'O'='`'
   Call: (231) [system] 'O'=end_of_file
   Fail: (231) [system] 'O'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), 'O', _382962)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _416616)
   Call: (233) [system] peek_char((0x55798e5fad60), _417550)
   Exit: (233) [system] peek_char((0x55798e5fad60), r)
^  Call: (233) [user] is_delimiter(r)
   Call: (234) [system] char_type(r, space)
   Fail: (234) [system] char_type(r, space)
   Call: (234) [system] arg(_422270, v('(', ')', end_of_file), r)
   Fail: (234) [system] arg(_423202, v('(', ')', end_of_file), r)
^  Fail: (233) [user] is_delimiter(r)
   Call: (233) [system] ')'==r
   Fail: (233) [system] ')'==r
   Call: (233) [system] get_char((0x55798e5fad60), r)
   Exit: (233) [system] get_char((0x55798e5fad60), r)
   Call: (233) [system] r=(\)
   Fail: (233) [system] r=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _430552)
   Call: (234) [system] peek_char((0x55798e5fad60), _431486)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (234) [user] is_delimiter('L')
   Call: (235) [system] char_type('L', space)
   Fail: (235) [system] char_type('L', space)
   Call: (235) [system] arg(_436206, v('(', ')', end_of_file), 'L')
   Fail: (235) [system] arg(_437138, v('(', ')', end_of_file), 'L')
^  Fail: (234) [user] is_delimiter('L')
   Call: (234) [system] ')'=='L'
   Fail: (234) [system] ')'=='L'
   Call: (234) [system] get_char((0x55798e5fad60), 'L')
   Exit: (234) [system] get_char((0x55798e5fad60), 'L')
   Call: (234) [system] 'L'=(\)
   Fail: (234) [system] 'L'=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _444488)
   Call: (235) [system] peek_char((0x55798e5fad60), _445422)
   Exit: (235) [system] peek_char((0x55798e5fad60), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_450142, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_451074, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55798e5fad60), i)
   Exit: (235) [system] get_char((0x55798e5fad60), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _458424)
   Call: (236) [system] peek_char((0x55798e5fad60), _459358)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_464078, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_465010, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _472360)
   Call: (237) [system] peek_char((0x55798e5fad60), _473294)
   Exit: (237) [system] peek_char((0x55798e5fad60), k)
^  Call: (237) [user] is_delimiter(k)
   Call: (238) [system] char_type(k, space)
   Fail: (238) [system] char_type(k, space)
   Call: (238) [system] arg(_478014, v('(', ')', end_of_file), k)
   Fail: (238) [system] arg(_478946, v('(', ')', end_of_file), k)
^  Fail: (237) [user] is_delimiter(k)
   Call: (237) [system] ')'==k
   Fail: (237) [system] ')'==k
   Call: (237) [system] get_char((0x55798e5fad60), k)
   Exit: (237) [system] get_char((0x55798e5fad60), k)
   Call: (237) [system] k=(\)
   Fail: (237) [system] k=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _486296)
   Call: (238) [system] peek_char((0x55798e5fad60), _487230)
   Exit: (238) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _486296=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (237) [system] _472360=[k]
   Exit: (237) [system] [k]=[k]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (236) [system] _458424=[n, k]
   Exit: (236) [system] [n, k]=[n, k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (235) [system] _444488=[i, n, k]
   Exit: (235) [system] [i, n, k]=[i, n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (234) [system] _430552=['L', i, n, k]
   Exit: (234) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (233) [system] _416616=[r, 'L', i, n, k]
   Exit: (233) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (232) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _382962)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_510510, _510512), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _382962), _510486, fail)), '$restore_trace'(_510510, _510512))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_510510, _510512))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _382962), _510486, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_382962)
   Fail: (233) [system] atomic(_382962)
   Call: (233) [system] atom_chars(_382962, ['O', r, 'L', i, n, k])
   Exit: (233) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (232) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _519886)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _521744)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
   Call: (232) [system] ' '=(;)
   Fail: (232) [system] ' '=(;)
^  Call: (232) [user] is_like_space(' ')
   Call: (233) [system] char_type(' ', 'white')
   Exit: (233) [system] char_type(' ', 'white')
^  Exit: (232) [user] is_like_space(' ')
   Call: (232) [system] get_char((0x55798e5fad60), _529482)
   Exit: (232) [system] get_char((0x55798e5fad60), ' ')
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _532186)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'B')
   Call: (233) [system] 'B'=(;)
   Fail: (233) [system] 'B'=(;)
^  Call: (233) [user] is_like_space('B')
   Call: (234) [system] char_type('B', 'white')
   Fail: (234) [system] char_type('B', 'white')
   Call: (234) [system] char_type('B', end_of_line)
   Fail: (234) [system] char_type('B', end_of_line)
   Call: (234) [system] char_type('B', space)
   Fail: (234) [system] char_type('B', space)
   Call: (234) [system] char_type('B', cntrl)
   Fail: (234) [system] char_type('B', cntrl)
^  Fail: (233) [user] is_like_space('B')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _547264)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'B')
   Call: (231) [system] 'B'=')'
   Fail: (231) [system] 'B'=')'
   Call: (231) [system] 'B'=end_of_file
   Fail: (231) [system] 'B'=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55798e5fad60), _552834)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _554692)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'B')
   Call: (233) [system] 'B'=(;)
   Fail: (233) [system] 'B'=(;)
^  Call: (233) [user] is_like_space('B')
   Call: (234) [system] char_type('B', 'white')
   Fail: (234) [system] char_type('B', 'white')
   Call: (234) [system] char_type('B', end_of_line)
   Fail: (234) [system] char_type('B', end_of_line)
   Call: (234) [system] char_type('B', space)
   Fail: (234) [system] char_type('B', space)
   Call: (234) [system] char_type('B', cntrl)
   Fail: (234) [system] char_type('B', cntrl)
^  Fail: (233) [user] is_like_space('B')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] get_char((0x55798e5fad60), _568846)
   Exit: (232) [system] get_char((0x55798e5fad60), 'B')
   Call: (232) [system] 'B'='('
   Fail: (232) [system] 'B'='('
   Call: (232) [system] 'B'='['
   Fail: (232) [system] 'B'='['
   Call: (232) [system] 'B'='{'
   Fail: (232) [system] 'B'='{'
   Call: (232) [system] 'B'='"'
   Fail: (232) [system] 'B'='"'
   Call: (232) [system] 'B'=!
   Fail: (232) [system] 'B'=!
   Call: (232) [system] 'B'='\''
   Fail: (232) [system] 'B'='\''
   Call: (232) [system] 'B'='`'
   Fail: (232) [system] 'B'='`'
   Call: (232) [system] 'B'=end_of_file
   Fail: (232) [system] 'B'=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55798e5fad60), 'B', _552834)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _586488)
   Call: (234) [system] peek_char((0x55798e5fad60), _587422)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _586488=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (233) [user] classify_and_convert_charseq('B', [], _552834)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_596732, _596734), once(user:catch(read_from_chars(['B'], _552834), _596708, fail)), '$restore_trace'(_596732, _596734))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_596732, _596734))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _552834), _596708, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(_552834)
   Fail: (234) [system] atomic(_552834)
   Call: (234) [system] atom_chars(_552834, ['B'])
   Exit: (234) [system] atom_chars('B', ['B'])
^  Exit: (233) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (232) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (231) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _606108)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _607966)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
   Call: (233) [system] ' '=(;)
   Fail: (233) [system] ' '=(;)
^  Call: (233) [user] is_like_space(' ')
   Call: (234) [system] char_type(' ', 'white')
   Exit: (234) [system] char_type(' ', 'white')
^  Exit: (233) [user] is_like_space(' ')
   Call: (233) [system] get_char((0x55798e5fad60), _615704)
   Exit: (233) [system] get_char((0x55798e5fad60), ' ')
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _618408)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'A')
   Call: (234) [system] 'A'=(;)
   Fail: (234) [system] 'A'=(;)
^  Call: (234) [user] is_like_space('A')
   Call: (235) [system] char_type('A', 'white')
   Fail: (235) [system] char_type('A', 'white')
   Call: (235) [system] char_type('A', end_of_line)
   Fail: (235) [system] char_type('A', end_of_line)
   Call: (235) [system] char_type('A', space)
   Fail: (235) [system] char_type('A', space)
   Call: (235) [system] char_type('A', cntrl)
   Fail: (235) [system] char_type('A', cntrl)
^  Fail: (234) [user] is_like_space('A')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _633486)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'A')
   Call: (232) [system] 'A'=')'
   Fail: (232) [system] 'A'=')'
   Call: (232) [system] 'A'=end_of_file
   Fail: (232) [system] 'A'=end_of_file
^  Call: (232) [user] cont_sexpr(')', (0x55798e5fad60), _639056)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _640914)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'A')
   Call: (234) [system] 'A'=(;)
   Fail: (234) [system] 'A'=(;)
^  Call: (234) [user] is_like_space('A')
   Call: (235) [system] char_type('A', 'white')
   Fail: (235) [system] char_type('A', 'white')
   Call: (235) [system] char_type('A', end_of_line)
   Fail: (235) [system] char_type('A', end_of_line)
   Call: (235) [system] char_type('A', space)
   Fail: (235) [system] char_type('A', space)
   Call: (235) [system] char_type('A', cntrl)
   Fail: (235) [system] char_type('A', cntrl)
^  Fail: (234) [user] is_like_space('A')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] get_char((0x55798e5fad60), _655068)
   Exit: (233) [system] get_char((0x55798e5fad60), 'A')
   Call: (233) [system] 'A'='('
   Fail: (233) [system] 'A'='('
   Call: (233) [system] 'A'='['
   Fail: (233) [system] 'A'='['
   Call: (233) [system] 'A'='{'
   Fail: (233) [system] 'A'='{'
   Call: (233) [system] 'A'='"'
   Fail: (233) [system] 'A'='"'
   Call: (233) [system] 'A'=!
   Fail: (233) [system] 'A'=!
   Call: (233) [system] 'A'='\''
   Fail: (233) [system] 'A'='\''
   Call: (233) [system] 'A'='`'
   Fail: (233) [system] 'A'='`'
   Call: (233) [system] 'A'=end_of_file
   Fail: (233) [system] 'A'=end_of_file
^  Call: (233) [user] read_symbolic(')', (0x55798e5fad60), 'A', _639056)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _672710)
   Call: (235) [system] peek_char((0x55798e5fad60), _673644)
   Exit: (235) [system] peek_char((0x55798e5fad60), ')')
^  Call: (235) [user] is_delimiter(')')
   Call: (236) [system] char_type(')', space)
   Fail: (236) [system] char_type(')', space)
   Call: (236) [system] arg(_678364, v('(', ')', end_of_file), ')')
   Exit: (236) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (235) [user] is_delimiter(')')
   Call: (235) [system] _672710=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (234) [user] classify_and_convert_charseq('A', [], _639056)
^  Call: (236) [system] setup_call_cleanup('$notrace'(_684826, _684828), once(user:catch(read_from_chars(['A'], _639056), _684802, fail)), '$restore_trace'(_684826, _684828))
^  Call: (237) [system] sig_atomic(system:'$notrace'(_684826, _684828))
^  Exit: (236) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _639056), _684802, fail)), system:'$restore_trace'(3, -1))
   Call: (235) [system] atomic(_639056)
   Fail: (235) [system] atomic(_639056)
   Call: (235) [system] atom_chars(_639056, ['A'])
   Exit: (235) [system] atom_chars('A', ['A'])
^  Exit: (234) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (233) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (232) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (232) [user] read_list(')', (0x55798e5fad60), _694202)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _696060)
   Exit: (234) [system] peek_char((0x55798e5fad60), ')')
   Call: (234) [system] ')'=(;)
   Fail: (234) [system] ')'=(;)
^  Call: (234) [user] is_like_space(')')
   Call: (235) [system] char_type(')', 'white')
   Fail: (235) [system] char_type(')', 'white')
   Call: (235) [system] char_type(')', end_of_line)
   Fail: (235) [system] char_type(')', end_of_line)
   Call: (235) [system] char_type(')', space)
   Fail: (235) [system] char_type(')', space)
   Call: (235) [system] char_type(')', cntrl)
   Fail: (235) [system] char_type(')', cntrl)
^  Fail: (234) [user] is_like_space(')')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _710214)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
   Call: (233) [system] ')'=')'
   Exit: (233) [system] ')'=')'
   Call: (233) [system] get_char((0x55798e5fad60), _714004)
   Exit: (233) [system] get_char((0x55798e5fad60), ')')
   Call: (233) [system] _694202=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_list(')', (0x55798e5fad60), [])
   Call: (232) [system] _606108=['A']
   Exit: (232) [system] ['A']=['A']
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (231) [system] _519886=['B', 'A']
   Exit: (231) [system] ['B', 'A']=['B', 'A']
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), ['B', 'A'])
   Call: (230) [system] _341656=['OrLink', 'B', 'A']
   Exit: (230) [system] ['OrLink', 'B', 'A']=['OrLink', 'B', 'A']
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'B', 'A'])
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'B', 'A'])
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _727886)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _729744)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=(;)
   Fail: (230) [system] ')'=(;)
^  Call: (230) [user] is_like_space(')')
   Call: (231) [system] char_type(')', 'white')
   Fail: (231) [system] char_type(')', 'white')
   Call: (231) [system] char_type(')', end_of_line)
   Fail: (231) [system] char_type(')', end_of_line)
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] char_type(')', cntrl)
   Fail: (231) [system] char_type(')', cntrl)
^  Fail: (230) [user] is_like_space(')')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _743898)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=')'
   Exit: (229) [system] ')'=')'
   Call: (229) [system] get_char((0x55798e5fad60), _747688)
   Exit: (229) [system] get_char((0x55798e5fad60), ')')
   Call: (229) [system] _727886=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), [])
   Call: (228) [system] _308708=[['OrLink', 'B', 'A']]
   Exit: (228) [system] [['OrLink', 'B', 'A']]=[['OrLink', 'B', 'A']]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'B', 'A']])
   Call: (227) [system] _6582=[['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']]
   Exit: (227) [system] [['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']]=[['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']])
   Call: (226) [system] _6574=[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']]
   Exit: (226) [system] [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']]=[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']])
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']])
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _761570)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _763428)
   Exit: (226) [system] peek_char((0x55798e5fad60), '\n')
   Call: (226) [system] '\n'=(;)
   Fail: (226) [system] '\n'=(;)
^  Call: (226) [user] is_like_space('\n')
   Call: (227) [system] char_type('\n', 'white')
   Fail: (227) [system] char_type('\n', 'white')
   Call: (227) [system] char_type('\n', end_of_line)
   Exit: (227) [system] char_type('\n', end_of_line)
^  Exit: (226) [user] is_like_space('\n')
   Call: (226) [system] get_char((0x55798e5fad60), _773022)
   Exit: (226) [system] get_char((0x55798e5fad60), '\n')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _775726)
   Exit: (227) [system] peek_char((0x55798e5fad60), '\t')
   Call: (227) [system] '\t'=(;)
   Fail: (227) [system] '\t'=(;)
^  Call: (227) [user] is_like_space('\t')
   Call: (228) [system] char_type('\t', 'white')
   Exit: (228) [system] char_type('\t', 'white')
^  Exit: (227) [user] is_like_space('\t')
   Call: (227) [system] get_char((0x55798e5fad60), _783464)
   Exit: (227) [system] get_char((0x55798e5fad60), '\t')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _786168)
   Exit: (228) [system] peek_char((0x55798e5fad60), '\t')
   Call: (228) [system] '\t'=(;)
   Fail: (228) [system] '\t'=(;)
^  Call: (228) [user] is_like_space('\t')
   Call: (229) [system] char_type('\t', 'white')
   Exit: (229) [system] char_type('\t', 'white')
^  Exit: (228) [user] is_like_space('\t')
   Call: (228) [system] get_char((0x55798e5fad60), _793906)
   Exit: (228) [system] get_char((0x55798e5fad60), '\t')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _796610)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _804348)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _807052)
   Exit: (230) [system] peek_char((0x55798e5fad60), '(')
   Call: (230) [system] '('=(;)
   Fail: (230) [system] '('=(;)
^  Call: (230) [user] is_like_space('(')
   Call: (231) [system] char_type('(', 'white')
   Fail: (231) [system] char_type('(', 'white')
   Call: (231) [system] char_type('(', end_of_line)
   Fail: (231) [system] char_type('(', end_of_line)
   Call: (231) [system] char_type('(', space)
   Fail: (231) [system] char_type('(', space)
   Call: (231) [system] char_type('(', cntrl)
   Fail: (231) [system] char_type('(', cntrl)
^  Fail: (230) [user] is_like_space('(')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _824902)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=')'
   Fail: (225) [system] '('=')'
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _830472)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _832330)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _846484)
   Exit: (226) [system] get_char((0x55798e5fad60), '(')
   Call: (226) [system] '('='('
   Exit: (226) [system] '('='('
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _830472)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _852054)
   Exit: (228) [system] peek_char((0x55798e5fad60), :)
   Call: (228) [system] (:)=(;)
   Fail: (228) [system] (:)=(;)
^  Call: (228) [user] is_like_space(:)
   Call: (229) [system] char_type(:, 'white')
   Fail: (229) [system] char_type(:, 'white')
   Call: (229) [system] char_type(:, end_of_line)
   Fail: (229) [system] char_type(:, end_of_line)
   Call: (229) [system] char_type(:, space)
   Fail: (229) [system] char_type(:, space)
   Call: (229) [system] char_type(:, cntrl)
   Fail: (229) [system] char_type(:, cntrl)
^  Fail: (228) [user] is_like_space(:)
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _866208)
   Exit: (227) [system] peek_char((0x55798e5fad60), :)
   Call: (227) [system] (:)=')'
   Fail: (227) [system] (:)=')'
   Call: (227) [system] (:)=end_of_file
   Fail: (227) [system] (:)=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _871778)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _873636)
   Exit: (229) [system] peek_char((0x55798e5fad60), :)
   Call: (229) [system] (:)=(;)
   Fail: (229) [system] (:)=(;)
^  Call: (229) [user] is_like_space(:)
   Call: (230) [system] char_type(:, 'white')
   Fail: (230) [system] char_type(:, 'white')
   Call: (230) [system] char_type(:, end_of_line)
   Fail: (230) [system] char_type(:, end_of_line)
   Call: (230) [system] char_type(:, space)
   Fail: (230) [system] char_type(:, space)
   Call: (230) [system] char_type(:, cntrl)
   Fail: (230) [system] char_type(:, cntrl)
^  Fail: (229) [user] is_like_space(:)
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _887790)
   Exit: (228) [system] get_char((0x55798e5fad60), :)
   Call: (228) [system] (:)='('
   Fail: (228) [system] (:)='('
   Call: (228) [system] (:)='['
   Fail: (228) [system] (:)='['
   Call: (228) [system] (:)='{'
   Fail: (228) [system] (:)='{'
   Call: (228) [system] (:)='"'
   Fail: (228) [system] (:)='"'
   Call: (228) [system] (:)=!
   Fail: (228) [system] (:)=!
   Call: (228) [system] (:)='\''
   Fail: (228) [system] (:)='\''
   Call: (228) [system] (:)='`'
   Fail: (228) [system] (:)='`'
   Call: (228) [system] (:)=end_of_file
   Fail: (228) [system] (:)=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), :, _871778)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _905432)
   Call: (230) [system] peek_char((0x55798e5fad60), _906366)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _905432=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (229) [user] classify_and_convert_charseq(:, [], _871778)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_915676, _915678), once(user:catch(read_from_chars([:], _871778), _915652, fail)), '$restore_trace'(_915676, _915678))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_915676, _915678))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _915652, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(:)
   Exit: (230) [system] atomic(:)
^  Exit: (229) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _923176)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _925034)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _932772)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _935476)
   Exit: (230) [system] peek_char((0x55798e5fad60), '(')
   Call: (230) [system] '('=(;)
   Fail: (230) [system] '('=(;)
^  Call: (230) [user] is_like_space('(')
   Call: (231) [system] char_type('(', 'white')
   Fail: (231) [system] char_type('(', 'white')
   Call: (231) [system] char_type('(', end_of_line)
   Fail: (231) [system] char_type('(', end_of_line)
   Call: (231) [system] char_type('(', space)
   Fail: (231) [system] char_type('(', space)
   Call: (231) [system] char_type('(', cntrl)
   Fail: (231) [system] char_type('(', cntrl)
^  Fail: (230) [user] is_like_space('(')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _950554)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=')'
   Fail: (228) [system] '('=')'
   Call: (228) [system] '('=end_of_file
   Fail: (228) [system] '('=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _956124)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _957982)
   Exit: (230) [system] peek_char((0x55798e5fad60), '(')
   Call: (230) [system] '('=(;)
   Fail: (230) [system] '('=(;)
^  Call: (230) [user] is_like_space('(')
   Call: (231) [system] char_type('(', 'white')
   Fail: (231) [system] char_type('(', 'white')
   Call: (231) [system] char_type('(', end_of_line)
   Fail: (231) [system] char_type('(', end_of_line)
   Call: (231) [system] char_type('(', space)
   Fail: (231) [system] char_type('(', space)
   Call: (231) [system] char_type('(', cntrl)
   Fail: (231) [system] char_type('(', cntrl)
^  Fail: (230) [user] is_like_space('(')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _972136)
   Exit: (229) [system] get_char((0x55798e5fad60), '(')
   Call: (229) [system] '('='('
   Exit: (229) [system] '('='('
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _956124)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _977706)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'D')
   Call: (231) [system] 'D'=(;)
   Fail: (231) [system] 'D'=(;)
^  Call: (231) [user] is_like_space('D')
   Call: (232) [system] char_type('D', 'white')
   Fail: (232) [system] char_type('D', 'white')
   Call: (232) [system] char_type('D', end_of_line)
   Fail: (232) [system] char_type('D', end_of_line)
   Call: (232) [system] char_type('D', space)
   Fail: (232) [system] char_type('D', space)
   Call: (232) [system] char_type('D', cntrl)
   Fail: (232) [system] char_type('D', cntrl)
^  Fail: (231) [user] is_like_space('D')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _991860)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'D')
   Call: (230) [system] 'D'=')'
   Fail: (230) [system] 'D'=')'
   Call: (230) [system] 'D'=end_of_file
   Fail: (230) [system] 'D'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _997430)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _999288)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'D')
   Call: (232) [system] 'D'=(;)
   Fail: (232) [system] 'D'=(;)
^  Call: (232) [user] is_like_space('D')
   Call: (233) [system] char_type('D', 'white')
   Fail: (233) [system] char_type('D', 'white')
   Call: (233) [system] char_type('D', end_of_line)
   Fail: (233) [system] char_type('D', end_of_line)
   Call: (233) [system] char_type('D', space)
   Fail: (233) [system] char_type('D', space)
   Call: (233) [system] char_type('D', cntrl)
   Fail: (233) [system] char_type('D', cntrl)
^  Fail: (232) [user] is_like_space('D')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _1013442)
   Exit: (231) [system] get_char((0x55798e5fad60), 'D')
   Call: (231) [system] 'D'='('
   Fail: (231) [system] 'D'='('
   Call: (231) [system] 'D'='['
   Fail: (231) [system] 'D'='['
   Call: (231) [system] 'D'='{'
   Fail: (231) [system] 'D'='{'
   Call: (231) [system] 'D'='"'
   Fail: (231) [system] 'D'='"'
   Call: (231) [system] 'D'=!
   Fail: (231) [system] 'D'=!
   Call: (231) [system] 'D'='\''
   Fail: (231) [system] 'D'='\''
   Call: (231) [system] 'D'='`'
   Fail: (231) [system] 'D'='`'
   Call: (231) [system] 'D'=end_of_file
   Fail: (231) [system] 'D'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), 'D', _997430)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1031084)
   Call: (233) [system] peek_char((0x55798e5fad60), _1032018)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_1036738, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_1037670, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1045020)
   Call: (234) [system] peek_char((0x55798e5fad60), _1045954)
   Exit: (234) [system] peek_char((0x55798e5fad60), s)
^  Call: (234) [user] is_delimiter(s)
   Call: (235) [system] char_type(s, space)
   Fail: (235) [system] char_type(s, space)
   Call: (235) [system] arg(_1050674, v('(', ')', end_of_file), s)
   Fail: (235) [system] arg(_1051606, v('(', ')', end_of_file), s)
^  Fail: (234) [user] is_delimiter(s)
   Call: (234) [system] ')'==s
   Fail: (234) [system] ')'==s
   Call: (234) [system] get_char((0x55798e5fad60), s)
   Exit: (234) [system] get_char((0x55798e5fad60), s)
   Call: (234) [system] s=(\)
   Fail: (234) [system] s=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1058956)
   Call: (235) [system] peek_char((0x55798e5fad60), _1059890)
   Exit: (235) [system] peek_char((0x55798e5fad60), j)
^  Call: (235) [user] is_delimiter(j)
   Call: (236) [system] char_type(j, space)
   Fail: (236) [system] char_type(j, space)
   Call: (236) [system] arg(_1064610, v('(', ')', end_of_file), j)
   Fail: (236) [system] arg(_1065542, v('(', ')', end_of_file), j)
^  Fail: (235) [user] is_delimiter(j)
   Call: (235) [system] ')'==j
   Fail: (235) [system] ')'==j
   Call: (235) [system] get_char((0x55798e5fad60), j)
   Exit: (235) [system] get_char((0x55798e5fad60), j)
   Call: (235) [system] j=(\)
   Fail: (235) [system] j=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1072892)
   Call: (236) [system] peek_char((0x55798e5fad60), _1073826)
   Exit: (236) [system] peek_char((0x55798e5fad60), u)
^  Call: (236) [user] is_delimiter(u)
   Call: (237) [system] char_type(u, space)
   Fail: (237) [system] char_type(u, space)
   Call: (237) [system] arg(_1078546, v('(', ')', end_of_file), u)
   Fail: (237) [system] arg(_1079478, v('(', ')', end_of_file), u)
^  Fail: (236) [user] is_delimiter(u)
   Call: (236) [system] ')'==u
   Fail: (236) [system] ')'==u
   Call: (236) [system] get_char((0x55798e5fad60), u)
   Exit: (236) [system] get_char((0x55798e5fad60), u)
   Call: (236) [system] u=(\)
   Fail: (236) [system] u=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1086828)
   Call: (237) [system] peek_char((0x55798e5fad60), _1087762)
   Exit: (237) [system] peek_char((0x55798e5fad60), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_1092482, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_1093414, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55798e5fad60), n)
   Exit: (237) [system] get_char((0x55798e5fad60), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1100764)
   Call: (238) [system] peek_char((0x55798e5fad60), _1101698)
   Exit: (238) [system] peek_char((0x55798e5fad60), c)
^  Call: (238) [user] is_delimiter(c)
   Call: (239) [system] char_type(c, space)
   Fail: (239) [system] char_type(c, space)
   Call: (239) [system] arg(_1106418, v('(', ')', end_of_file), c)
   Fail: (239) [system] arg(_1107350, v('(', ')', end_of_file), c)
^  Fail: (238) [user] is_delimiter(c)
   Call: (238) [system] ')'==c
   Fail: (238) [system] ')'==c
   Call: (238) [system] get_char((0x55798e5fad60), c)
   Exit: (238) [system] get_char((0x55798e5fad60), c)
   Call: (238) [system] c=(\)
   Fail: (238) [system] c=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1114700)
   Call: (239) [system] peek_char((0x55798e5fad60), _1115634)
   Exit: (239) [system] peek_char((0x55798e5fad60), t)
^  Call: (239) [user] is_delimiter(t)
   Call: (240) [system] char_type(t, space)
   Fail: (240) [system] char_type(t, space)
   Call: (240) [system] arg(_1120354, v('(', ')', end_of_file), t)
   Fail: (240) [system] arg(_1121286, v('(', ')', end_of_file), t)
^  Fail: (239) [user] is_delimiter(t)
   Call: (239) [system] ')'==t
   Fail: (239) [system] ')'==t
   Call: (239) [system] get_char((0x55798e5fad60), t)
   Exit: (239) [system] get_char((0x55798e5fad60), t)
   Call: (239) [system] t=(\)
   Fail: (239) [system] t=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1128636)
   Call: (240) [system] peek_char((0x55798e5fad60), _1129570)
   Exit: (240) [system] peek_char((0x55798e5fad60), i)
^  Call: (240) [user] is_delimiter(i)
   Call: (241) [system] char_type(i, space)
   Fail: (241) [system] char_type(i, space)
   Call: (241) [system] arg(_1134290, v('(', ')', end_of_file), i)
   Fail: (241) [system] arg(_1135222, v('(', ')', end_of_file), i)
^  Fail: (240) [user] is_delimiter(i)
   Call: (240) [system] ')'==i
   Fail: (240) [system] ')'==i
   Call: (240) [system] get_char((0x55798e5fad60), i)
   Exit: (240) [system] get_char((0x55798e5fad60), i)
   Call: (240) [system] i=(\)
   Fail: (240) [system] i=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1142572)
   Call: (241) [system] peek_char((0x55798e5fad60), _1143506)
   Exit: (241) [system] peek_char((0x55798e5fad60), o)
^  Call: (241) [user] is_delimiter(o)
   Call: (242) [system] char_type(o, space)
   Fail: (242) [system] char_type(o, space)
   Call: (242) [system] arg(_1148226, v('(', ')', end_of_file), o)
   Fail: (242) [system] arg(_1149158, v('(', ')', end_of_file), o)
^  Fail: (241) [user] is_delimiter(o)
   Call: (241) [system] ')'==o
   Fail: (241) [system] ')'==o
   Call: (241) [system] get_char((0x55798e5fad60), o)
   Exit: (241) [system] get_char((0x55798e5fad60), o)
   Call: (241) [system] o=(\)
   Fail: (241) [system] o=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1156508)
   Call: (242) [system] peek_char((0x55798e5fad60), _1157442)
   Exit: (242) [system] peek_char((0x55798e5fad60), n)
^  Call: (242) [user] is_delimiter(n)
   Call: (243) [system] char_type(n, space)
   Fail: (243) [system] char_type(n, space)
   Call: (243) [system] arg(_1162162, v('(', ')', end_of_file), n)
   Fail: (243) [system] arg(_1163094, v('(', ')', end_of_file), n)
^  Fail: (242) [user] is_delimiter(n)
   Call: (242) [system] ')'==n
   Fail: (242) [system] ')'==n
   Call: (242) [system] get_char((0x55798e5fad60), n)
   Exit: (242) [system] get_char((0x55798e5fad60), n)
   Call: (242) [system] n=(\)
   Fail: (242) [system] n=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1170444)
   Call: (243) [system] peek_char((0x55798e5fad60), _1171378)
   Exit: (243) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (243) [user] is_delimiter('I')
   Call: (244) [system] char_type('I', space)
   Fail: (244) [system] char_type('I', space)
   Call: (244) [system] arg(_1176098, v('(', ')', end_of_file), 'I')
   Fail: (244) [system] arg(_1177030, v('(', ')', end_of_file), 'I')
^  Fail: (243) [user] is_delimiter('I')
   Call: (243) [system] ')'=='I'
   Fail: (243) [system] ')'=='I'
   Call: (243) [system] get_char((0x55798e5fad60), 'I')
   Exit: (243) [system] get_char((0x55798e5fad60), 'I')
   Call: (243) [system] 'I'=(\)
   Fail: (243) [system] 'I'=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1184380)
   Call: (244) [system] peek_char((0x55798e5fad60), _1185314)
   Exit: (244) [system] peek_char((0x55798e5fad60), n)
^  Call: (244) [user] is_delimiter(n)
   Call: (245) [system] char_type(n, space)
   Fail: (245) [system] char_type(n, space)
   Call: (245) [system] arg(_1190034, v('(', ')', end_of_file), n)
   Fail: (245) [system] arg(_1190966, v('(', ')', end_of_file), n)
^  Fail: (244) [user] is_delimiter(n)
   Call: (244) [system] ')'==n
   Fail: (244) [system] ')'==n
   Call: (244) [system] get_char((0x55798e5fad60), n)
   Exit: (244) [system] get_char((0x55798e5fad60), n)
   Call: (244) [system] n=(\)
   Fail: (244) [system] n=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1198316)
   Call: (245) [system] peek_char((0x55798e5fad60), _1199250)
   Exit: (245) [system] peek_char((0x55798e5fad60), t)
^  Call: (245) [user] is_delimiter(t)
   Call: (246) [system] char_type(t, space)
   Fail: (246) [system] char_type(t, space)
   Call: (246) [system] arg(_1203970, v('(', ')', end_of_file), t)
   Fail: (246) [system] arg(_1204902, v('(', ')', end_of_file), t)
^  Fail: (245) [user] is_delimiter(t)
   Call: (245) [system] ')'==t
   Fail: (245) [system] ')'==t
   Call: (245) [system] get_char((0x55798e5fad60), t)
   Exit: (245) [system] get_char((0x55798e5fad60), t)
   Call: (245) [system] t=(\)
   Fail: (245) [system] t=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _1212252)
   Call: (246) [system] peek_char((0x55798e5fad60), _1213186)
   Exit: (246) [system] peek_char((0x55798e5fad60), r)
^  Call: (246) [user] is_delimiter(r)
   Call: (247) [system] char_type(r, space)
   Fail: (247) [system] char_type(r, space)
   Call: (247) [system] arg(_1217906, v('(', ')', end_of_file), r)
   Fail: (247) [system] arg(_1218838, v('(', ')', end_of_file), r)
^  Fail: (246) [user] is_delimiter(r)
   Call: (246) [system] ')'==r
   Fail: (246) [system] ')'==r
   Call: (246) [system] get_char((0x55798e5fad60), r)
   Exit: (246) [system] get_char((0x55798e5fad60), r)
   Call: (246) [system] r=(\)
   Fail: (246) [system] r=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _1226188)
   Call: (247) [system] peek_char((0x55798e5fad60), _1227122)
   Exit: (247) [system] peek_char((0x55798e5fad60), o)
^  Call: (247) [user] is_delimiter(o)
   Call: (248) [system] char_type(o, space)
   Fail: (248) [system] char_type(o, space)
   Call: (248) [system] arg(_1231842, v('(', ')', end_of_file), o)
   Fail: (248) [system] arg(_1232774, v('(', ')', end_of_file), o)
^  Fail: (247) [user] is_delimiter(o)
   Call: (247) [system] ')'==o
   Fail: (247) [system] ')'==o
   Call: (247) [system] get_char((0x55798e5fad60), o)
   Exit: (247) [system] get_char((0x55798e5fad60), o)
   Call: (247) [system] o=(\)
   Fail: (247) [system] o=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), _1240124)
   Call: (248) [system] peek_char((0x55798e5fad60), _1241058)
   Exit: (248) [system] peek_char((0x55798e5fad60), d)
^  Call: (248) [user] is_delimiter(d)
   Call: (249) [system] char_type(d, space)
   Fail: (249) [system] char_type(d, space)
   Call: (249) [system] arg(_1245778, v('(', ')', end_of_file), d)
   Fail: (249) [system] arg(_1246710, v('(', ')', end_of_file), d)
^  Fail: (248) [user] is_delimiter(d)
   Call: (248) [system] ')'==d
   Fail: (248) [system] ')'==d
   Call: (248) [system] get_char((0x55798e5fad60), d)
   Exit: (248) [system] get_char((0x55798e5fad60), d)
   Call: (248) [system] d=(\)
   Fail: (248) [system] d=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), _1254060)
   Call: (249) [system] peek_char((0x55798e5fad60), _1254994)
   Exit: (249) [system] peek_char((0x55798e5fad60), u)
^  Call: (249) [user] is_delimiter(u)
   Call: (250) [system] char_type(u, space)
   Fail: (250) [system] char_type(u, space)
   Call: (250) [system] arg(_1259714, v('(', ')', end_of_file), u)
   Fail: (250) [system] arg(_1260646, v('(', ')', end_of_file), u)
^  Fail: (249) [user] is_delimiter(u)
   Call: (249) [system] ')'==u
   Fail: (249) [system] ')'==u
   Call: (249) [system] get_char((0x55798e5fad60), u)
   Exit: (249) [system] get_char((0x55798e5fad60), u)
   Call: (249) [system] u=(\)
   Fail: (249) [system] u=(\)
^  Call: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), _1267996)
   Call: (250) [system] peek_char((0x55798e5fad60), _1268930)
   Exit: (250) [system] peek_char((0x55798e5fad60), c)
^  Call: (250) [user] is_delimiter(c)
   Call: (251) [system] char_type(c, space)
   Fail: (251) [system] char_type(c, space)
   Call: (251) [system] arg(_1273650, v('(', ')', end_of_file), c)
   Fail: (251) [system] arg(_1274582, v('(', ')', end_of_file), c)
^  Fail: (250) [user] is_delimiter(c)
   Call: (250) [system] ')'==c
   Fail: (250) [system] ')'==c
   Call: (250) [system] get_char((0x55798e5fad60), c)
   Exit: (250) [system] get_char((0x55798e5fad60), c)
   Call: (250) [system] c=(\)
   Fail: (250) [system] c=(\)
^  Call: (250) [user] read_symbolic_cont(')', (0x55798e5fad60), _1281932)
   Call: (251) [system] peek_char((0x55798e5fad60), _1282866)
   Exit: (251) [system] peek_char((0x55798e5fad60), t)
^  Call: (251) [user] is_delimiter(t)
   Call: (252) [system] char_type(t, space)
   Fail: (252) [system] char_type(t, space)
   Call: (252) [system] arg(_1287586, v('(', ')', end_of_file), t)
   Fail: (252) [system] arg(_1288518, v('(', ')', end_of_file), t)
^  Fail: (251) [user] is_delimiter(t)
   Call: (251) [system] ')'==t
   Fail: (251) [system] ')'==t
   Call: (251) [system] get_char((0x55798e5fad60), t)
   Exit: (251) [system] get_char((0x55798e5fad60), t)
   Call: (251) [system] t=(\)
   Fail: (251) [system] t=(\)
^  Call: (251) [user] read_symbolic_cont(')', (0x55798e5fad60), _1295868)
   Call: (252) [system] peek_char((0x55798e5fad60), _1296802)
   Exit: (252) [system] peek_char((0x55798e5fad60), i)
^  Call: (252) [user] is_delimiter(i)
   Call: (253) [system] char_type(i, space)
   Fail: (253) [system] char_type(i, space)
   Call: (253) [system] arg(_1301522, v('(', ')', end_of_file), i)
   Fail: (253) [system] arg(_1302454, v('(', ')', end_of_file), i)
^  Fail: (252) [user] is_delimiter(i)
   Call: (252) [system] ')'==i
   Fail: (252) [system] ')'==i
   Call: (252) [system] get_char((0x55798e5fad60), i)
   Exit: (252) [system] get_char((0x55798e5fad60), i)
   Call: (252) [system] i=(\)
   Fail: (252) [system] i=(\)
^  Call: (252) [user] read_symbolic_cont(')', (0x55798e5fad60), _1309804)
   Call: (253) [system] peek_char((0x55798e5fad60), _1310738)
   Exit: (253) [system] peek_char((0x55798e5fad60), o)
^  Call: (253) [user] is_delimiter(o)
   Call: (254) [system] char_type(o, space)
   Fail: (254) [system] char_type(o, space)
   Call: (254) [system] arg(_1315458, v('(', ')', end_of_file), o)
   Fail: (254) [system] arg(_1316390, v('(', ')', end_of_file), o)
^  Fail: (253) [user] is_delimiter(o)
   Call: (253) [system] ')'==o
   Fail: (253) [system] ')'==o
   Call: (253) [system] get_char((0x55798e5fad60), o)
   Exit: (253) [system] get_char((0x55798e5fad60), o)
   Call: (253) [system] o=(\)
   Fail: (253) [system] o=(\)
^  Call: (253) [user] read_symbolic_cont(')', (0x55798e5fad60), _1323740)
   Call: (254) [system] peek_char((0x55798e5fad60), _1324674)
   Exit: (254) [system] peek_char((0x55798e5fad60), n)
^  Call: (254) [user] is_delimiter(n)
   Call: (255) [system] char_type(n, space)
   Fail: (255) [system] char_type(n, space)
   Call: (255) [system] arg(_1329394, v('(', ')', end_of_file), n)
   Fail: (255) [system] arg(_1330326, v('(', ')', end_of_file), n)
^  Fail: (254) [user] is_delimiter(n)
   Call: (254) [system] ')'==n
   Fail: (254) [system] ')'==n
   Call: (254) [system] get_char((0x55798e5fad60), n)
   Exit: (254) [system] get_char((0x55798e5fad60), n)
   Call: (254) [system] n=(\)
   Fail: (254) [system] n=(\)
^  Call: (254) [user] read_symbolic_cont(')', (0x55798e5fad60), _1337676)
   Call: (255) [system] peek_char((0x55798e5fad60), _1338610)
   Exit: (255) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (255) [user] is_delimiter(' ')
   Call: (256) [system] char_type(' ', space)
   Exit: (256) [system] char_type(' ', space)
^  Exit: (255) [user] is_delimiter(' ')
   Call: (255) [system] _1337676=[]
   Exit: (255) [system] []=[]
^  Exit: (254) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (254) [system] _1323740=[n]
   Exit: (254) [system] [n]=[n]
^  Exit: (253) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (253) [system] _1309804=[o, n]
   Exit: (253) [system] [o, n]=[o, n]
^  Exit: (252) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (252) [system] _1295868=[i, o, n]
   Exit: (252) [system] [i, o, n]=[i, o, n]
^  Exit: (251) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (251) [system] _1281932=[t, i, o, n]
   Exit: (251) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (250) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (250) [system] _1267996=[c, t, i, o, n]
   Exit: (250) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (249) [system] _1254060=[u, c, t, i, o, n]
   Exit: (249) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (248) [system] _1240124=[d, u, c, t, i, o, n]
   Exit: (248) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (247) [system] _1226188=[o, d, u, c, t, i, o, n]
   Exit: (247) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (246) [system] _1212252=[r, o, d, u, c, t, i, o, n]
   Exit: (246) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (245) [system] _1198316=[t, r, o, d, u, c, t, i, o, n]
   Exit: (245) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (244) [system] _1184380=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (244) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (243) [system] _1170444=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (243) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (242) [system] _1156508=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (242) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (241) [system] _1142572=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (241) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (240) [system] _1128636=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _1114700=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _1100764=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _1086828=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _1072892=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _1058956=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1045020=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1031084=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (232) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _997430)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_1409388, _1409390), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _997430), _1409364, fail)), '$restore_trace'(_1409388, _1409390))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_1409388, _1409390))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _997430), _1409364, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_997430)
   Fail: (233) [system] atomic(_997430)
   Call: (233) [system] atom_chars(_997430, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (233) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (232) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _1418764)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1420622)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
   Call: (232) [system] ' '=(;)
   Fail: (232) [system] ' '=(;)
^  Call: (232) [user] is_like_space(' ')
   Call: (233) [system] char_type(' ', 'white')
   Exit: (233) [system] char_type(' ', 'white')
^  Exit: (232) [user] is_like_space(' ')
   Call: (232) [system] get_char((0x55798e5fad60), _1428360)
   Exit: (232) [system] get_char((0x55798e5fad60), ' ')
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1431064)
   Exit: (233) [system] peek_char((0x55798e5fad60), a)
   Call: (233) [system] a=(;)
   Fail: (233) [system] a=(;)
^  Call: (233) [user] is_like_space(a)
   Call: (234) [system] char_type(a, 'white')
   Fail: (234) [system] char_type(a, 'white')
   Call: (234) [system] char_type(a, end_of_line)
   Fail: (234) [system] char_type(a, end_of_line)
   Call: (234) [system] char_type(a, space)
   Fail: (234) [system] char_type(a, space)
   Call: (234) [system] char_type(a, cntrl)
   Fail: (234) [system] char_type(a, cntrl)
^  Fail: (233) [user] is_like_space(a)
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1446142)
   Exit: (231) [system] peek_char((0x55798e5fad60), a)
   Call: (231) [system] a=')'
   Fail: (231) [system] a=')'
   Call: (231) [system] a=end_of_file
   Fail: (231) [system] a=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55798e5fad60), _1451712)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1453570)
   Exit: (233) [system] peek_char((0x55798e5fad60), a)
   Call: (233) [system] a=(;)
   Fail: (233) [system] a=(;)
^  Call: (233) [user] is_like_space(a)
   Call: (234) [system] char_type(a, 'white')
   Fail: (234) [system] char_type(a, 'white')
   Call: (234) [system] char_type(a, end_of_line)
   Fail: (234) [system] char_type(a, end_of_line)
   Call: (234) [system] char_type(a, space)
   Fail: (234) [system] char_type(a, space)
   Call: (234) [system] char_type(a, cntrl)
   Fail: (234) [system] char_type(a, cntrl)
^  Fail: (233) [user] is_like_space(a)
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] get_char((0x55798e5fad60), _1467724)
   Exit: (232) [system] get_char((0x55798e5fad60), a)
   Call: (232) [system] a='('
   Fail: (232) [system] a='('
   Call: (232) [system] a='['
   Fail: (232) [system] a='['
   Call: (232) [system] a='{'
   Fail: (232) [system] a='{'
   Call: (232) [system] a='"'
   Fail: (232) [system] a='"'
   Call: (232) [system] a=!
   Fail: (232) [system] a=!
   Call: (232) [system] a='\''
   Fail: (232) [system] a='\''
   Call: (232) [system] a='`'
   Fail: (232) [system] a='`'
   Call: (232) [system] a=end_of_file
   Fail: (232) [system] a=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55798e5fad60), a, _1451712)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1485366)
   Call: (234) [system] peek_char((0x55798e5fad60), _1486300)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _1485366=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (233) [user] classify_and_convert_charseq(a, [], _1451712)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_1495610, _1495612), once(user:catch(read_from_chars([a], _1451712), _1495586, fail)), '$restore_trace'(_1495610, _1495612))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_1495610, _1495612))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1495586, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(a)
   Exit: (234) [system] atomic(a)
^  Exit: (233) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (232) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (231) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _1503110)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1504968)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
   Call: (233) [system] ' '=(;)
   Fail: (233) [system] ' '=(;)
^  Call: (233) [user] is_like_space(' ')
   Call: (234) [system] char_type(' ', 'white')
   Exit: (234) [system] char_type(' ', 'white')
^  Exit: (233) [user] is_like_space(' ')
   Call: (233) [system] get_char((0x55798e5fad60), _1512706)
   Exit: (233) [system] get_char((0x55798e5fad60), ' ')
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _1515410)
   Exit: (234) [system] peek_char((0x55798e5fad60), a)
   Call: (234) [system] a=(;)
   Fail: (234) [system] a=(;)
^  Call: (234) [user] is_like_space(a)
   Call: (235) [system] char_type(a, 'white')
   Fail: (235) [system] char_type(a, 'white')
   Call: (235) [system] char_type(a, end_of_line)
   Fail: (235) [system] char_type(a, end_of_line)
   Call: (235) [system] char_type(a, space)
   Fail: (235) [system] char_type(a, space)
   Call: (235) [system] char_type(a, cntrl)
   Fail: (235) [system] char_type(a, cntrl)
^  Fail: (234) [user] is_like_space(a)
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1530488)
   Exit: (232) [system] peek_char((0x55798e5fad60), a)
   Call: (232) [system] a=')'
   Fail: (232) [system] a=')'
   Call: (232) [system] a=end_of_file
   Fail: (232) [system] a=end_of_file
^  Call: (232) [user] cont_sexpr(')', (0x55798e5fad60), _1536058)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _1537916)
   Exit: (234) [system] peek_char((0x55798e5fad60), a)
   Call: (234) [system] a=(;)
   Fail: (234) [system] a=(;)
^  Call: (234) [user] is_like_space(a)
   Call: (235) [system] char_type(a, 'white')
   Fail: (235) [system] char_type(a, 'white')
   Call: (235) [system] char_type(a, end_of_line)
   Fail: (235) [system] char_type(a, end_of_line)
   Call: (235) [system] char_type(a, space)
   Fail: (235) [system] char_type(a, space)
   Call: (235) [system] char_type(a, cntrl)
   Fail: (235) [system] char_type(a, cntrl)
^  Fail: (234) [user] is_like_space(a)
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] get_char((0x55798e5fad60), _1552070)
   Exit: (233) [system] get_char((0x55798e5fad60), a)
   Call: (233) [system] a='('
   Fail: (233) [system] a='('
   Call: (233) [system] a='['
   Fail: (233) [system] a='['
   Call: (233) [system] a='{'
   Fail: (233) [system] a='{'
   Call: (233) [system] a='"'
   Fail: (233) [system] a='"'
   Call: (233) [system] a=!
   Fail: (233) [system] a=!
   Call: (233) [system] a='\''
   Fail: (233) [system] a='\''
   Call: (233) [system] a='`'
   Fail: (233) [system] a='`'
   Call: (233) [system] a=end_of_file
   Fail: (233) [system] a=end_of_file
^  Call: (233) [user] read_symbolic(')', (0x55798e5fad60), a, _1536058)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1569712)
   Call: (235) [system] peek_char((0x55798e5fad60), _1570646)
   Exit: (235) [system] peek_char((0x55798e5fad60), ')')
^  Call: (235) [user] is_delimiter(')')
   Call: (236) [system] char_type(')', space)
   Fail: (236) [system] char_type(')', space)
   Call: (236) [system] arg(_1575366, v('(', ')', end_of_file), ')')
   Exit: (236) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (235) [user] is_delimiter(')')
   Call: (235) [system] _1569712=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (234) [user] classify_and_convert_charseq(a, [], _1536058)
^  Call: (236) [system] setup_call_cleanup('$notrace'(_1581828, _1581830), once(user:catch(read_from_chars([a], _1536058), _1581804, fail)), '$restore_trace'(_1581828, _1581830))
^  Call: (237) [system] sig_atomic(system:'$notrace'(_1581828, _1581830))
^  Exit: (236) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1581804, fail)), system:'$restore_trace'(3, -1))
   Call: (235) [system] atomic(a)
   Exit: (235) [system] atomic(a)
^  Exit: (234) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (233) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (232) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (232) [user] read_list(')', (0x55798e5fad60), _1589328)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _1591186)
   Exit: (234) [system] peek_char((0x55798e5fad60), ')')
   Call: (234) [system] ')'=(;)
   Fail: (234) [system] ')'=(;)
^  Call: (234) [user] is_like_space(')')
   Call: (235) [system] char_type(')', 'white')
   Fail: (235) [system] char_type(')', 'white')
   Call: (235) [system] char_type(')', end_of_line)
   Fail: (235) [system] char_type(')', end_of_line)
   Call: (235) [system] char_type(')', space)
   Fail: (235) [system] char_type(')', space)
   Call: (235) [system] char_type(')', cntrl)
   Fail: (235) [system] char_type(')', cntrl)
^  Fail: (234) [user] is_like_space(')')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1605340)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
   Call: (233) [system] ')'=')'
   Exit: (233) [system] ')'=')'
   Call: (233) [system] get_char((0x55798e5fad60), _1609130)
   Exit: (233) [system] get_char((0x55798e5fad60), ')')
   Call: (233) [system] _1589328=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_list(')', (0x55798e5fad60), [])
   Call: (232) [system] _1503110=[a]
   Exit: (232) [system] [a]=[a]
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (231) [system] _1418764=[a, a]
   Exit: (231) [system] [a, a]=[a, a]
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), [a, a])
   Call: (230) [system] _956124=['DisjunctionIntroduction', a, a]
   Exit: (230) [system] ['DisjunctionIntroduction', a, a]=['DisjunctionIntroduction', a, a]
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, a])
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, a])
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1623012)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1624870)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _1632608)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1635312)
   Exit: (231) [system] peek_char((0x55798e5fad60), '(')
   Call: (231) [system] '('=(;)
   Fail: (231) [system] '('=(;)
^  Call: (231) [user] is_like_space('(')
   Call: (232) [system] char_type('(', 'white')
   Fail: (232) [system] char_type('(', 'white')
   Call: (232) [system] char_type('(', end_of_line)
   Fail: (232) [system] char_type('(', end_of_line)
   Call: (232) [system] char_type('(', space)
   Fail: (232) [system] char_type('(', space)
   Call: (232) [system] char_type('(', cntrl)
   Fail: (232) [system] char_type('(', cntrl)
^  Fail: (231) [user] is_like_space('(')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1650390)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=')'
   Fail: (229) [system] '('=')'
   Call: (229) [system] '('=end_of_file
   Fail: (229) [system] '('=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _1655960)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1657818)
   Exit: (231) [system] peek_char((0x55798e5fad60), '(')
   Call: (231) [system] '('=(;)
   Fail: (231) [system] '('=(;)
^  Call: (231) [user] is_like_space('(')
   Call: (232) [system] char_type('(', 'white')
   Fail: (232) [system] char_type('(', 'white')
   Call: (232) [system] char_type('(', end_of_line)
   Fail: (232) [system] char_type('(', end_of_line)
   Call: (232) [system] char_type('(', space)
   Fail: (232) [system] char_type('(', space)
   Call: (232) [system] char_type('(', cntrl)
   Fail: (232) [system] char_type('(', cntrl)
^  Fail: (231) [user] is_like_space('(')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _1671972)
   Exit: (230) [system] get_char((0x55798e5fad60), '(')
   Call: (230) [system] '('='('
   Exit: (230) [system] '('='('
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _1655960)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1677542)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'O')
   Call: (232) [system] 'O'=(;)
   Fail: (232) [system] 'O'=(;)
^  Call: (232) [user] is_like_space('O')
   Call: (233) [system] char_type('O', 'white')
   Fail: (233) [system] char_type('O', 'white')
   Call: (233) [system] char_type('O', end_of_line)
   Fail: (233) [system] char_type('O', end_of_line)
   Call: (233) [system] char_type('O', space)
   Fail: (233) [system] char_type('O', space)
   Call: (233) [system] char_type('O', cntrl)
   Fail: (233) [system] char_type('O', cntrl)
^  Fail: (232) [user] is_like_space('O')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1691696)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'O')
   Call: (231) [system] 'O'=')'
   Fail: (231) [system] 'O'=')'
   Call: (231) [system] 'O'=end_of_file
   Fail: (231) [system] 'O'=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55798e5fad60), _1697266)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1699124)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'O')
   Call: (233) [system] 'O'=(;)
   Fail: (233) [system] 'O'=(;)
^  Call: (233) [user] is_like_space('O')
   Call: (234) [system] char_type('O', 'white')
   Fail: (234) [system] char_type('O', 'white')
   Call: (234) [system] char_type('O', end_of_line)
   Fail: (234) [system] char_type('O', end_of_line)
   Call: (234) [system] char_type('O', space)
   Fail: (234) [system] char_type('O', space)
   Call: (234) [system] char_type('O', cntrl)
   Fail: (234) [system] char_type('O', cntrl)
^  Fail: (233) [user] is_like_space('O')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] get_char((0x55798e5fad60), _1713278)
   Exit: (232) [system] get_char((0x55798e5fad60), 'O')
   Call: (232) [system] 'O'='('
   Fail: (232) [system] 'O'='('
   Call: (232) [system] 'O'='['
   Fail: (232) [system] 'O'='['
   Call: (232) [system] 'O'='{'
   Fail: (232) [system] 'O'='{'
   Call: (232) [system] 'O'='"'
   Fail: (232) [system] 'O'='"'
   Call: (232) [system] 'O'=!
   Fail: (232) [system] 'O'=!
   Call: (232) [system] 'O'='\''
   Fail: (232) [system] 'O'='\''
   Call: (232) [system] 'O'='`'
   Fail: (232) [system] 'O'='`'
   Call: (232) [system] 'O'=end_of_file
   Fail: (232) [system] 'O'=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1697266)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1730920)
   Call: (234) [system] peek_char((0x55798e5fad60), _1731854)
   Exit: (234) [system] peek_char((0x55798e5fad60), r)
^  Call: (234) [user] is_delimiter(r)
   Call: (235) [system] char_type(r, space)
   Fail: (235) [system] char_type(r, space)
   Call: (235) [system] arg(_1736574, v('(', ')', end_of_file), r)
   Fail: (235) [system] arg(_1737506, v('(', ')', end_of_file), r)
^  Fail: (234) [user] is_delimiter(r)
   Call: (234) [system] ')'==r
   Fail: (234) [system] ')'==r
   Call: (234) [system] get_char((0x55798e5fad60), r)
   Exit: (234) [system] get_char((0x55798e5fad60), r)
   Call: (234) [system] r=(\)
   Fail: (234) [system] r=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1744856)
   Call: (235) [system] peek_char((0x55798e5fad60), _1745790)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (235) [user] is_delimiter('L')
   Call: (236) [system] char_type('L', space)
   Fail: (236) [system] char_type('L', space)
   Call: (236) [system] arg(_1750510, v('(', ')', end_of_file), 'L')
   Fail: (236) [system] arg(_1751442, v('(', ')', end_of_file), 'L')
^  Fail: (235) [user] is_delimiter('L')
   Call: (235) [system] ')'=='L'
   Fail: (235) [system] ')'=='L'
   Call: (235) [system] get_char((0x55798e5fad60), 'L')
   Exit: (235) [system] get_char((0x55798e5fad60), 'L')
   Call: (235) [system] 'L'=(\)
   Fail: (235) [system] 'L'=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1758792)
   Call: (236) [system] peek_char((0x55798e5fad60), _1759726)
   Exit: (236) [system] peek_char((0x55798e5fad60), i)
^  Call: (236) [user] is_delimiter(i)
   Call: (237) [system] char_type(i, space)
   Fail: (237) [system] char_type(i, space)
   Call: (237) [system] arg(_1764446, v('(', ')', end_of_file), i)
   Fail: (237) [system] arg(_1765378, v('(', ')', end_of_file), i)
^  Fail: (236) [user] is_delimiter(i)
   Call: (236) [system] ')'==i
   Fail: (236) [system] ')'==i
   Call: (236) [system] get_char((0x55798e5fad60), i)
   Exit: (236) [system] get_char((0x55798e5fad60), i)
   Call: (236) [system] i=(\)
   Fail: (236) [system] i=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1772728)
   Call: (237) [system] peek_char((0x55798e5fad60), _1773662)
   Exit: (237) [system] peek_char((0x55798e5fad60), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_1778382, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_1779314, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55798e5fad60), n)
   Exit: (237) [system] get_char((0x55798e5fad60), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1786664)
   Call: (238) [system] peek_char((0x55798e5fad60), _1787598)
   Exit: (238) [system] peek_char((0x55798e5fad60), k)
^  Call: (238) [user] is_delimiter(k)
   Call: (239) [system] char_type(k, space)
   Fail: (239) [system] char_type(k, space)
   Call: (239) [system] arg(_1792318, v('(', ')', end_of_file), k)
   Fail: (239) [system] arg(_1793250, v('(', ')', end_of_file), k)
^  Fail: (238) [user] is_delimiter(k)
   Call: (238) [system] ')'==k
   Fail: (238) [system] ')'==k
   Call: (238) [system] get_char((0x55798e5fad60), k)
   Exit: (238) [system] get_char((0x55798e5fad60), k)
   Call: (238) [system] k=(\)
   Fail: (238) [system] k=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1800600)
   Call: (239) [system] peek_char((0x55798e5fad60), _1801534)
   Exit: (239) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (239) [user] is_delimiter(' ')
   Call: (240) [system] char_type(' ', space)
   Exit: (240) [system] char_type(' ', space)
^  Exit: (239) [user] is_delimiter(' ')
   Call: (239) [system] _1800600=[]
   Exit: (239) [system] []=[]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (238) [system] _1786664=[k]
   Exit: (238) [system] [k]=[k]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (237) [system] _1772728=[n, k]
   Exit: (237) [system] [n, k]=[n, k]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (236) [system] _1758792=[i, n, k]
   Exit: (236) [system] [i, n, k]=[i, n, k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (235) [system] _1744856=['L', i, n, k]
   Exit: (235) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (234) [system] _1730920=[r, 'L', i, n, k]
   Exit: (234) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (233) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1697266)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_1824814, _1824816), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1697266), _1824790, fail)), '$restore_trace'(_1824814, _1824816))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_1824814, _1824816))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1697266), _1824790, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(_1697266)
   Fail: (234) [system] atomic(_1697266)
   Call: (234) [system] atom_chars(_1697266, ['O', r, 'L', i, n, k])
   Exit: (234) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (233) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (232) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (231) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _1834190)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1836048)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
   Call: (233) [system] ' '=(;)
   Fail: (233) [system] ' '=(;)
^  Call: (233) [user] is_like_space(' ')
   Call: (234) [system] char_type(' ', 'white')
   Exit: (234) [system] char_type(' ', 'white')
^  Exit: (233) [user] is_like_space(' ')
   Call: (233) [system] get_char((0x55798e5fad60), _1843786)
   Exit: (233) [system] get_char((0x55798e5fad60), ' ')
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _1846490)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'B')
   Call: (234) [system] 'B'=(;)
   Fail: (234) [system] 'B'=(;)
^  Call: (234) [user] is_like_space('B')
   Call: (235) [system] char_type('B', 'white')
   Fail: (235) [system] char_type('B', 'white')
   Call: (235) [system] char_type('B', end_of_line)
   Fail: (235) [system] char_type('B', end_of_line)
   Call: (235) [system] char_type('B', space)
   Fail: (235) [system] char_type('B', space)
   Call: (235) [system] char_type('B', cntrl)
   Fail: (235) [system] char_type('B', cntrl)
^  Fail: (234) [user] is_like_space('B')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1861568)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'B')
   Call: (232) [system] 'B'=')'
   Fail: (232) [system] 'B'=')'
   Call: (232) [system] 'B'=end_of_file
   Fail: (232) [system] 'B'=end_of_file
^  Call: (232) [user] cont_sexpr(')', (0x55798e5fad60), _1867138)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _1868996)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'B')
   Call: (234) [system] 'B'=(;)
   Fail: (234) [system] 'B'=(;)
^  Call: (234) [user] is_like_space('B')
   Call: (235) [system] char_type('B', 'white')
   Fail: (235) [system] char_type('B', 'white')
   Call: (235) [system] char_type('B', end_of_line)
   Fail: (235) [system] char_type('B', end_of_line)
   Call: (235) [system] char_type('B', space)
   Fail: (235) [system] char_type('B', space)
   Call: (235) [system] char_type('B', cntrl)
   Fail: (235) [system] char_type('B', cntrl)
^  Fail: (234) [user] is_like_space('B')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] get_char((0x55798e5fad60), _1883150)
   Exit: (233) [system] get_char((0x55798e5fad60), 'B')
   Call: (233) [system] 'B'='('
   Fail: (233) [system] 'B'='('
   Call: (233) [system] 'B'='['
   Fail: (233) [system] 'B'='['
   Call: (233) [system] 'B'='{'
   Fail: (233) [system] 'B'='{'
   Call: (233) [system] 'B'='"'
   Fail: (233) [system] 'B'='"'
   Call: (233) [system] 'B'=!
   Fail: (233) [system] 'B'=!
   Call: (233) [system] 'B'='\''
   Fail: (233) [system] 'B'='\''
   Call: (233) [system] 'B'='`'
   Fail: (233) [system] 'B'='`'
   Call: (233) [system] 'B'=end_of_file
   Fail: (233) [system] 'B'=end_of_file
^  Call: (233) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1867138)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1900792)
   Call: (235) [system] peek_char((0x55798e5fad60), _1901726)
   Exit: (235) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _1900792=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (234) [user] classify_and_convert_charseq('B', [], _1867138)
^  Call: (236) [system] setup_call_cleanup('$notrace'(_1911036, _1911038), once(user:catch(read_from_chars(['B'], _1867138), _1911012, fail)), '$restore_trace'(_1911036, _1911038))
^  Call: (237) [system] sig_atomic(system:'$notrace'(_1911036, _1911038))
^  Exit: (236) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1867138), _1911012, fail)), system:'$restore_trace'(3, -1))
   Call: (235) [system] atomic(_1867138)
   Fail: (235) [system] atomic(_1867138)
   Call: (235) [system] atom_chars(_1867138, ['B'])
   Exit: (235) [system] atom_chars('B', ['B'])
^  Exit: (234) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (233) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (232) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (232) [user] read_list(')', (0x55798e5fad60), _1920412)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _1922270)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
   Call: (234) [system] ' '=(;)
   Fail: (234) [system] ' '=(;)
^  Call: (234) [user] is_like_space(' ')
   Call: (235) [system] char_type(' ', 'white')
   Exit: (235) [system] char_type(' ', 'white')
^  Exit: (234) [user] is_like_space(' ')
   Call: (234) [system] get_char((0x55798e5fad60), _1930008)
   Exit: (234) [system] get_char((0x55798e5fad60), ' ')
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _1932712)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'B')
   Call: (235) [system] 'B'=(;)
   Fail: (235) [system] 'B'=(;)
^  Call: (235) [user] is_like_space('B')
   Call: (236) [system] char_type('B', 'white')
   Fail: (236) [system] char_type('B', 'white')
   Call: (236) [system] char_type('B', end_of_line)
   Fail: (236) [system] char_type('B', end_of_line)
   Call: (236) [system] char_type('B', space)
   Fail: (236) [system] char_type('B', space)
   Call: (236) [system] char_type('B', cntrl)
   Fail: (236) [system] char_type('B', cntrl)
^  Fail: (235) [user] is_like_space('B')
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1947790)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'B')
   Call: (233) [system] 'B'=')'
   Fail: (233) [system] 'B'=')'
   Call: (233) [system] 'B'=end_of_file
   Fail: (233) [system] 'B'=end_of_file
^  Call: (233) [user] cont_sexpr(')', (0x55798e5fad60), _1953360)
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _1955218)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'B')
   Call: (235) [system] 'B'=(;)
   Fail: (235) [system] 'B'=(;)
^  Call: (235) [user] is_like_space('B')
   Call: (236) [system] char_type('B', 'white')
   Fail: (236) [system] char_type('B', 'white')
   Call: (236) [system] char_type('B', end_of_line)
   Fail: (236) [system] char_type('B', end_of_line)
   Call: (236) [system] char_type('B', space)
   Fail: (236) [system] char_type('B', space)
   Call: (236) [system] char_type('B', cntrl)
   Fail: (236) [system] char_type('B', cntrl)
^  Fail: (235) [user] is_like_space('B')
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] get_char((0x55798e5fad60), _1969372)
   Exit: (234) [system] get_char((0x55798e5fad60), 'B')
   Call: (234) [system] 'B'='('
   Fail: (234) [system] 'B'='('
   Call: (234) [system] 'B'='['
   Fail: (234) [system] 'B'='['
   Call: (234) [system] 'B'='{'
   Fail: (234) [system] 'B'='{'
   Call: (234) [system] 'B'='"'
   Fail: (234) [system] 'B'='"'
   Call: (234) [system] 'B'=!
   Fail: (234) [system] 'B'=!
   Call: (234) [system] 'B'='\''
   Fail: (234) [system] 'B'='\''
   Call: (234) [system] 'B'='`'
   Fail: (234) [system] 'B'='`'
   Call: (234) [system] 'B'=end_of_file
   Fail: (234) [system] 'B'=end_of_file
^  Call: (234) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1953360)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1987014)
   Call: (236) [system] peek_char((0x55798e5fad60), _1987948)
   Exit: (236) [system] peek_char((0x55798e5fad60), ')')
^  Call: (236) [user] is_delimiter(')')
   Call: (237) [system] char_type(')', space)
   Fail: (237) [system] char_type(')', space)
   Call: (237) [system] arg(_1992668, v('(', ')', end_of_file), ')')
   Exit: (237) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (236) [user] is_delimiter(')')
   Call: (236) [system] _1987014=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (235) [user] classify_and_convert_charseq('B', [], _1953360)
^  Call: (237) [system] setup_call_cleanup('$notrace'(_1999130, _1999132), once(user:catch(read_from_chars(['B'], _1953360), _1999106, fail)), '$restore_trace'(_1999130, _1999132))
^  Call: (238) [system] sig_atomic(system:'$notrace'(_1999130, _1999132))
^  Exit: (237) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1953360), _1999106, fail)), system:'$restore_trace'(3, -1))
   Call: (236) [system] atomic(_1953360)
   Fail: (236) [system] atomic(_1953360)
   Call: (236) [system] atom_chars(_1953360, ['B'])
   Exit: (236) [system] atom_chars('B', ['B'])
^  Exit: (235) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (234) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (233) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (233) [user] read_list(')', (0x55798e5fad60), _2008506)
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _2010364)
   Exit: (235) [system] peek_char((0x55798e5fad60), ')')
   Call: (235) [system] ')'=(;)
   Fail: (235) [system] ')'=(;)
^  Call: (235) [user] is_like_space(')')
   Call: (236) [system] char_type(')', 'white')
   Fail: (236) [system] char_type(')', 'white')
   Call: (236) [system] char_type(')', end_of_line)
   Fail: (236) [system] char_type(')', end_of_line)
   Call: (236) [system] char_type(')', space)
   Fail: (236) [system] char_type(')', space)
   Call: (236) [system] char_type(')', cntrl)
   Fail: (236) [system] char_type(')', cntrl)
^  Fail: (235) [user] is_like_space(')')
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _2024518)
   Exit: (234) [system] peek_char((0x55798e5fad60), ')')
   Call: (234) [system] ')'=')'
   Exit: (234) [system] ')'=')'
   Call: (234) [system] get_char((0x55798e5fad60), _2028308)
   Exit: (234) [system] get_char((0x55798e5fad60), ')')
   Call: (234) [system] _2008506=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_list(')', (0x55798e5fad60), [])
   Call: (233) [system] _1920412=['B']
   Exit: (233) [system] ['B']=['B']
^  Exit: (232) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (232) [system] _1834190=['B', 'B']
   Exit: (232) [system] ['B', 'B']=['B', 'B']
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), ['B', 'B'])
   Call: (231) [system] _1655960=['OrLink', 'B', 'B']
   Exit: (231) [system] ['OrLink', 'B', 'B']=['OrLink', 'B', 'B']
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'B', 'B'])
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'B', 'B'])
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _2042190)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _2044048)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=(;)
   Fail: (231) [system] ')'=(;)
^  Call: (231) [user] is_like_space(')')
   Call: (232) [system] char_type(')', 'white')
   Fail: (232) [system] char_type(')', 'white')
   Call: (232) [system] char_type(')', end_of_line)
   Fail: (232) [system] char_type(')', end_of_line)
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] char_type(')', cntrl)
   Fail: (232) [system] char_type(')', cntrl)
^  Fail: (231) [user] is_like_space(')')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _2058202)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=')'
   Exit: (230) [system] ')'=')'
   Call: (230) [system] get_char((0x55798e5fad60), _2061992)
   Exit: (230) [system] get_char((0x55798e5fad60), ')')
   Call: (230) [system] _2042190=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), [])
   Call: (229) [system] _1623012=[['OrLink', 'B', 'B']]
   Exit: (229) [system] [['OrLink', 'B', 'B']]=[['OrLink', 'B', 'B']]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'B', 'B']])
   Call: (228) [system] _923176=[['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]
   Exit: (228) [system] [['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]=[['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']])
   Call: (227) [system] _830472=[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]
   Exit: (227) [system] [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]=[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']])
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']])
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _2075874)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _2077732)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _2091886)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55798e5fad60), _2095676)
   Exit: (226) [system] get_char((0x55798e5fad60), ')')
   Call: (226) [system] _6690=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [])
   Call: (225) [system] _6630=[[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (225) [system] [[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (224) [system] _6570=[[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (224) [system] [[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (223) [system] _6474=[[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (223) [system] [[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (222) [system] _6378=[[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (222) [system] [[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (221) [system] _6318=[[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (221) [system] [[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (220) [system] _6258=[[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (220) [system] [[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [[:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (219) [system] _6162=[[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (219) [system] [[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [[:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (218) [system] _6066=[[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (218) [system] [[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [[:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (217) [system] _5970=[[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (217) [system] [[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (216) [system] _5874=[[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (216) [system] [[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [[:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (215) [system] _5742=[[:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (215) [system] [[:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [[:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (214) [system] _5610=[[:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (214) [system] [[:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [[:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (213) [system] _5514=[[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (213) [system] [[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (212) [system] _5418=[[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (212) [system] [[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (211) [system] _5286=[[:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (211) [system] [[:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [[:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (210) [system] _5154=[[:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (210) [system] [[:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [[:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (209) [system] _5094=[[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (209) [system] [[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (208) [system] _5034=[[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (208) [system] [[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (207) [system] _4938=[[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (207) [system] [[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (206) [system] _4842=[[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (206) [system] [[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (205) [system] _4782=[[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (205) [system] [[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (204) [system] _4722=[[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (204) [system] [[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [[:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (203) [system] _4626=[[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (203) [system] [[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [[:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (202) [system] _4530=[[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (202) [system] [[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [[:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (201) [system] _4434=[[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (201) [system] [[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (200) [system] _4338=[[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (200) [system] [[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [[:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (199) [system] _4206=[[:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (199) [system] [[:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [[:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (198) [system] _4074=[[:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (198) [system] [[:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [[:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (197) [system] _3978=[[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (197) [system] [[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (196) [system] _3882=[[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (196) [system] [[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [[:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (195) [system] _3750=[[:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (195) [system] [[:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (194) [system] _3618=[[:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (194) [system] [[:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [[:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (193) [system] _3594=[[:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (193) [system] [[:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [[:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (192) [system] _3570=[[:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (192) [system] [[:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [[:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (191) [system] _3510=[[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (191) [system] [[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
   Call: (190) [system] _3448=[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
   Exit: (190) [system] [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]=[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]])
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _111662)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _113520)
   Exit: (190) [system] peek_char((0x55798e5fad60), ')')
   Call: (190) [system] ')'=(;)
   Fail: (190) [system] ')'=(;)
^  Call: (190) [user] is_like_space(')')
   Call: (191) [system] char_type(')', 'white')
   Fail: (191) [system] char_type(')', 'white')
   Call: (191) [system] char_type(')', end_of_line)
   Fail: (191) [system] char_type(')', end_of_line)
   Call: (191) [system] char_type(')', space)
   Fail: (191) [system] char_type(')', space)
   Call: (191) [system] char_type(')', cntrl)
   Fail: (191) [system] char_type(')', cntrl)
^  Fail: (190) [user] is_like_space(')')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _127674)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=')'
   Exit: (189) [system] ')'=')'
   Call: (189) [system] get_char((0x55798e5fad60), _131464)
   Exit: (189) [system] get_char((0x55798e5fad60), ')')
   Call: (189) [system] _111662=[]
   Exit: (189) [system] []=[]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [])
   Call: (188) [system] _3444=[[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]
   Exit: (188) [system] [[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]=[[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])
   Call: (187) [system] _3370=[[synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]
   Exit: (187) [system] [[synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]=[[synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [[synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])
   Call: (186) [system] _3362=[assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]
   Exit: (186) [system] [assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]=[assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])
^  Exit: (184) [user] cont_sexpr(')', (0x55798e5fad60), [assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])
^  Exit: (183) [user] read_sexpr((0x55798e5fad60), [assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])
   Call: (183) [system] _3326=exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])
   Exit: (183) [system] exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])=exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])
^  Exit: (182) [user] cont_sexpr(')', (0x55798e5fad60), exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]))
^  Exit: (181) [user] read_sexpr((0x55798e5fad60), exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]))
^  Call: (181) [user] assertz(metta_file_comment(120, 0, 4924, exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]), '$stream_position'(4924, 120, 0, 4924)))
^  Exit: (181) [user] assertz(metta_file_comment(120, 0, 4924, exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]), '$stream_position'(4924, 120, 0, 4924)))
^  Exit: (179) [system] once(user:(read_position((0x55798e5fad60), 120, 0, 4924, '$stream_position'(4924, 120, 0, 4924)), read_sexpr((0x55798e5fad60), exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]])), assertz(metta_file_comment(120, 0, 4924, exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, ['S', 'Z']], [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']], [:, a, 'A'], [:, a, 'B'], [:, ['ConjunctionIntroduction', abc, abc], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', abc, cde], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['ConjunctionIntroduction', abc, a], ['AndLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['ConjunctionIntroduction', cde, abc], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', cde, cde], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['ConjunctionIntroduction', cde, a], ['AndLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'A', 'B']], [:, ['ConjunctionIntroduction', a, abc], ['AndLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['ConjunctionIntroduction', a, cde], ['AndLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'A']], [:, ['ConjunctionIntroduction', a, a], ['AndLink', 'B', 'B']], [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']], [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']], [:, ['DisjunctionIntroduction', cde, abc], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', cde, cde], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']], [:, ['DisjunctionIntroduction', cde, a], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'A', 'B']], [:, ['DisjunctionIntroduction', a, abc], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]], [:, ['DisjunctionIntroduction', a, cde], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'A']], [:, ['DisjunctionIntroduction', a, a], ['OrLink', 'B', 'B']]]]), '$stream_position'(4924, 120, 0, 4924)))))
   Call: (179) [system] fail
^  Call: (179) [user] retract(metta_file_comment(_153702, _153704, _153706, _153708, _153710))
^  Exit: (179) [user] retract(metta_file_comment(75, 0, 2845, '$COMMENT'(";; Quaternary rule", 75, 0), '$stream_position'(2845, 75, 0, 2845)))
^  Call: (179) [user] trly(untyped_to_metta, '$COMMENT'(";; Quaternary rule", 75, 0), _3084)
^  Call: (180) [user] once(call(untyped_to_metta, '$COMMENT'(";; Quaternary rule", 75, 0), _156538))
^  Call: (181) [user] call(untyped_to_metta, '$COMMENT'(";; Quaternary rule", 75, 0), _156538)
^  Call: (182) [user] untyped_to_metta('$COMMENT'(";; Quaternary rule", 75, 0), _156538)
^  Call: (183) [user] must_det_ll(trly(mfix_vars1, '$COMMENT'(";; Quaternary rule", 75, 0), _159354))
^  Call: (184) [user] once(user:trly(mfix_vars1, '$COMMENT'(";; Quaternary rule", 75, 0), _159354))
^  Call: (185) [user] trly(mfix_vars1, '$COMMENT'(";; Quaternary rule", 75, 0), _159354)
^  Call: (186) [user] once(call(mfix_vars1, '$COMMENT'(";; Quaternary rule", 75, 0), _162154))
^  Call: (187) [user] call(mfix_vars1, '$COMMENT'(";; Quaternary rule", 75, 0), _162154)
^  Call: (188) [user] mfix_vars1('$COMMENT'(";; Quaternary rule", 75, 0), _162154)
   Call: (189) [system] var('$COMMENT'(";; Quaternary rule", 75, 0))
   Call: (189) [system] atom('$COMMENT'(";; Quaternary rule", 75, 0))
   Call: (189) [system] '$COMMENT'(";; Quaternary rule", 75, 0)==true
   Call: (189) [system] '$COMMENT'(";; Quaternary rule", 75, 0)==false
   Call: (189) [system] '$COMMENT'(";; Quaternary rule", 75, 0)==[_168674, _168680]
   Call: (189) [system] is_list('$COMMENT'(";; Quaternary rule", 75, 0))
   Call: (189) [system] string('$COMMENT'(";; Quaternary rule", 75, 0))
   Call: (189) [system] compound('$COMMENT'(";; Quaternary rule", 75, 0))
   Exit: (189) [system] compound('$COMMENT'(";; Quaternary rule", 75, 0))
   Call: (189) [system] compound_name_arguments('$COMMENT'(";; Quaternary rule", 75, 0), _173308, _173310)
   Exit: (189) [system] compound_name_arguments('$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT', [";; Quaternary rule", 75, 0])
   Call: (189) [system] '$COMMENT'\=='$VAR'
   Exit: (189) [system] '$COMMENT'\=='$VAR'
^  Call: (189) [user] apply:maplist(mfix_vars1, [";; Quaternary rule", 75, 0], _177050)
   Call: (190) [apply] apply:maplist_([";; Quaternary rule", 75, 0], _177050, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1(";; Quaternary rule", _178930)
   Call: (192) [system] var(";; Quaternary rule")
   Call: (192) [system] atom(";; Quaternary rule")
   Call: (192) [system] ";; Quaternary rule"==true
   Call: (192) [system] ";; Quaternary rule"==false
   Call: (192) [system] ";; Quaternary rule"==[_183572, _183578]
   Call: (192) [system] is_list(";; Quaternary rule")
   Call: (192) [system] string(";; Quaternary rule")
   Exit: (192) [system] string(";; Quaternary rule")
^  Call: (192) [user] string_to_syms
   Call: (193) [system] fail
   Call: (192) [system] compound(";; Quaternary rule")
^  Call: (192) [user] symbol(";; Quaternary rule")
   Call: (193) [system] atom(";; Quaternary rule")
   Fail: (193) [system] atom(";; Quaternary rule")
^  Fail: (192) [user] symbol(";; Quaternary rule")
   Call: (192) [system] ";; Quaternary rule"=_178930
   Exit: (192) [system] ";; Quaternary rule"=";; Quaternary rule"
^  Exit: (191) [user] mfix_vars1(";; Quaternary rule", ";; Quaternary rule")
   Call: (191) [apply] apply:maplist_([75, 0], _178932, user:mfix_vars1)
^  Call: (192) [user] mfix_vars1(75, _197452)
   Call: (193) [system] var(75)
   Call: (193) [system] atom(75)
   Call: (193) [system] 75==true
   Call: (193) [system] 75==false
   Call: (193) [system] 75==[_202094, _202100]
   Call: (193) [system] is_list(75)
   Call: (193) [system] string(75)
   Call: (193) [system] compound(75)
^  Call: (193) [user] symbol(75)
   Call: (194) [system] atom(75)
   Fail: (194) [system] atom(75)
^  Fail: (193) [user] symbol(75)
   Call: (193) [system] 75=_197452
   Exit: (193) [system] 75=75
^  Exit: (192) [user] mfix_vars1(75, 75)
   Call: (192) [apply] apply:maplist_([0], _197454, user:mfix_vars1)
^  Call: (193) [user] mfix_vars1(0, _213218)
   Call: (194) [system] var(0)
   Call: (194) [system] atom(0)
   Call: (194) [system] 0==true
   Call: (194) [system] 0==false
   Call: (194) [system] 0==[_217860, _217866]
   Call: (194) [system] is_list(0)
   Call: (194) [system] string(0)
   Call: (194) [system] compound(0)
^  Call: (194) [user] symbol(0)
   Call: (195) [system] atom(0)
   Fail: (195) [system] atom(0)
^  Fail: (194) [user] symbol(0)
   Call: (194) [system] 0=_213218
   Exit: (194) [system] 0=0
^  Exit: (193) [user] mfix_vars1(0, 0)
   Call: (193) [apply] apply:maplist_([], _213220, user:mfix_vars1)
   Exit: (193) [apply] apply:maplist_([], [], user:mfix_vars1)
   Exit: (192) [apply] apply:maplist_([0], [0], user:mfix_vars1)
   Exit: (191) [apply] apply:maplist_([75, 0], [75, 0], user:mfix_vars1)
   Exit: (190) [apply] apply:maplist_([";; Quaternary rule", 75, 0], [";; Quaternary rule", 75, 0], user:mfix_vars1)
^  Exit: (189) [apply] apply:maplist(user:mfix_vars1, [";; Quaternary rule", 75, 0], [";; Quaternary rule", 75, 0])
   Call: (189) [system] compound_name_arguments(_162154, '$COMMENT', [";; Quaternary rule", 75, 0])
   Exit: (189) [system] compound_name_arguments('$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT', [";; Quaternary rule", 75, 0])
^  Exit: (188) [user] mfix_vars1('$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (187) [system] call(user:mfix_vars1, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (186) [system] once(user:call(mfix_vars1, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0)))
   Call: (186) [system] '$COMMENT'(";; Quaternary rule", 75, 0)\=@='$COMMENT'(";; Quaternary rule", 75, 0)
^  Exit: (185) [user] trly(mfix_vars1, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (184) [system] once(user:trly(mfix_vars1, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0)))
^  Exit: (183) [user] must_det_ll(user:trly(mfix_vars1, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0)))
^  Call: (183) [user] must_det_ll(trly(cons_to_c, '$COMMENT'(";; Quaternary rule", 75, 0), _242036))
^  Call: (184) [user] once(user:trly(cons_to_c, '$COMMENT'(";; Quaternary rule", 75, 0), _242036))
^  Call: (185) [user] trly(cons_to_c, '$COMMENT'(";; Quaternary rule", 75, 0), _242036)
^  Call: (186) [user] once(call(cons_to_c, '$COMMENT'(";; Quaternary rule", 75, 0), _244836))
^  Call: (187) [user] call(cons_to_c, '$COMMENT'(";; Quaternary rule", 75, 0), _244836)
^  Call: (188) [user] cons_to_c('$COMMENT'(";; Quaternary rule", 75, 0), _244836)
^  Call: (189) [user] no_cons_reduce
^  Exit: (189) [user] no_cons_reduce
^  Exit: (188) [user] cons_to_c('$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (187) [system] call(user:cons_to_c, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (186) [system] once(user:call(cons_to_c, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0)))
   Call: (186) [system] '$COMMENT'(";; Quaternary rule", 75, 0)\=@='$COMMENT'(";; Quaternary rule", 75, 0)
^  Exit: (185) [user] trly(cons_to_c, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (184) [system] once(user:trly(cons_to_c, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0)))
^  Exit: (183) [user] must_det_ll(user:trly(cons_to_c, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0)))
^  Call: (183) [user] must_det_ll(trly(cons_to_l, '$COMMENT'(";; Quaternary rule", 75, 0), _156538))
^  Call: (184) [user] once(user:trly(cons_to_l, '$COMMENT'(";; Quaternary rule", 75, 0), _156538))
^  Call: (185) [user] trly(cons_to_l, '$COMMENT'(";; Quaternary rule", 75, 0), _156538)
^  Call: (186) [user] once(call(cons_to_l, '$COMMENT'(";; Quaternary rule", 75, 0), _258794))
^  Call: (187) [user] call(cons_to_l, '$COMMENT'(";; Quaternary rule", 75, 0), _258794)
^  Call: (188) [user] cons_to_l('$COMMENT'(";; Quaternary rule", 75, 0), _258794)
^  Call: (189) [user] no_cons_reduce
^  Exit: (189) [user] no_cons_reduce
^  Exit: (188) [user] cons_to_l('$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (187) [system] call(user:cons_to_l, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (186) [system] once(user:call(cons_to_l, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0)))
   Call: (186) [system] '$COMMENT'(";; Quaternary rule", 75, 0)\=@='$COMMENT'(";; Quaternary rule", 75, 0)
^  Exit: (185) [user] trly(cons_to_l, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (184) [system] once(user:trly(cons_to_l, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0)))
^  Exit: (183) [user] must_det_ll(user:trly(cons_to_l, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0)))
^  Exit: (182) [user] untyped_to_metta('$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (181) [system] call(user:untyped_to_metta, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (180) [system] once(user:call(untyped_to_metta, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0)))
   Call: (180) [system] '$COMMENT'(";; Quaternary rule", 75, 0)\=@='$COMMENT'(";; Quaternary rule", 75, 0)
^  Exit: (179) [user] trly(untyped_to_metta, '$COMMENT'(";; Quaternary rule", 75, 0), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (178) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Quaternary rule", 75, 0))
   Call: (178) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Quaternary rule", 75, 0))))
   Exit: (178) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Quaternary rule", 75, 0))))
^  Exit: (177) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (176) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (175) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Quaternary rule", 75, 0))
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Quaternary rule", 75, 0))))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), '$COMMENT'(";; Quaternary rule", 75, 0))))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (171) [user] read_sform((0x55798e5fad60), '$COMMENT'(";; Quaternary rule", 75, 0))
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), '$COMMENT'(";; Quaternary rule", 75, 0)))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), '$COMMENT'(";; Quaternary rule", 75, 0)))
   Call: (169) [system] '$COMMENT'(";; Quaternary rule", 75, 0)==end_of_file
   Fail: (169) [system] '$COMMENT'(";; Quaternary rule", 75, 0)==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Quaternary rule", 75, 0)), 117]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Quaternary rule", 75, 0), me_synthesize_1726263785_9357412, 117)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263795.049033), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263795.049033), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Quaternary rule", 75, 0)), 117]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263807.7043724)
   Call: (173) [system] arg(1, t(1726263795.049033), _3148)
   Exit: (173) [system] arg(1, t(1726263795.049033), 1726263795.049033)
   Call: (173) [system] _3158 is 1726263807.7043724-1726263795.049033
   Exit: (173) [system] 12.655339479446411 is 1726263807.7043724-1726263795.049033
   Call: (173) [system] 12.655339479446411>4
   Exit: (173) [system] 12.655339479446411>4
   Call: (173) [system] nb_setarg(1, t(1726263795.049033), 1726263807.7043724)
   Exit: (173) [system] nb_setarg(1, t(1726263807.7043724), 1726263807.7043724)
^  Call: (173) [user] move_cursor_to_first_column
   Call: (174) [system] write(user_error, '')

   Exit: (174) [system] write(user_error, '')
^  Exit: (173) [user] move_cursor_to_first_column
^  Call: (173) [user] format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Quaternary rule", 75, 0)), 117])
; 
^  Call: (175) [user] write_src_woi('$COMMENT'(";; Quaternary rule", 75, 0))
^  Call: (177) [system] setup_call_cleanup('$notrace'(_306654, _306656), once(user:with_indents(false, write_src('$COMMENT'(";; Quaternary rule", 75, 0)))), '$restore_trace'(_306654, _306656))
^  Call: (178) [system] sig_atomic(system:'$notrace'(_306654, _306656))
(%COMMENT  ";; Quaternary rule" 75 0)
^  Exit: (177) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:with_indents(false, write_src('$COMMENT'(";; Quaternary rule", 75, 0)))), system:'$restore_trace'(3, -1))
^  Exit: (175) [user] write_src_woi('$COMMENT'(";; Quaternary rule", 75, 0))
 ; line: 117 
^  Exit: (173) [user] format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Quaternary rule", 75, 0)), 117])
   Call: (173) [system] write(user_error, '')

   Exit: (173) [system] write(user_error, '')
^  Call: (173) [user] move_cursor_to_first_column
   Call: (174) [system] write(user_error, '')

   Exit: (174) [system] write(user_error, '')
^  Exit: (173) [user] move_cursor_to_first_column
^  Exit: (171) [user] if_t((get_time(1726263807.7043724), arg(1, t(1726263807.7043724), 1726263795.049033), 12.655339479446411 is 1726263807.7043724-1726263795.049033, 12.655339479446411>4), (nb_setarg(1, t(1726263807.7043724), 1726263807.7043724), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Quaternary rule", 75, 0)), 117]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 25)
   Call: (175) [system] atom(25+1)
   Call: (175) [system] set_flag(translated_forms, 26)
   Exit: (175) [system] set_flag(translated_forms, 26)
   Exit: (174) [$syspreds] update_flag(translated_forms, 25, 25+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 25, 25+1))
   Exit: (171) [$syspreds] flag(translated_forms, 25, 25+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Quaternary rule", 75, 0), me_synthesize_1726263785_9357412, 117)
^  Call: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; Quaternary rule"])
^  Exit: (172) [user] format((0x55798e5f53e0), "/* ~w */~n", [";; Quaternary rule"])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Quaternary rule", 75, 0), me_synthesize_1726263785_9357412, 117)
^  Exit: (169) [system] once(user:(if_t((get_time(1726263807.7043724), arg(1, t(1726263807.7043724), 1726263795.049033), 12.655339479446411 is 1726263807.7043724-1726263795.049033, 12.655339479446411>4), (nb_setarg(1, t(1726263807.7043724), 1726263807.7043724), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi('$COMMENT'(";; Quaternary rule", 75, 0)), 117]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 25, 25+1), write_metta_datalog_term((0x55798e5f53e0), '$COMMENT'(";; Quaternary rule", 75, 0), me_synthesize_1726263785_9357412, 117)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 155)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 155))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 155))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _354212)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _361634)
   Exit: (175) [system] peek_char((0x55798e5fad60), '\n')
   Call: (175) [system] char_type('\n', space)
   Exit: (175) [system] char_type('\n', space)
   Call: (175) [system] get_char((0x55798e5fad60), '\n')
   Exit: (175) [system] get_char((0x55798e5fad60), '\n')
^  Call: (175) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (176) [system] at_end_of_stream((0x55798e5fad60))
   Call: (176) [system] peek_char((0x55798e5fad60), _369056)
   Exit: (176) [system] peek_char((0x55798e5fad60), !)
   Call: (176) [system] char_type(!, space)
^  Call: (176) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (177) [system] string((0x55798e5fad60))
^  Exit: (176) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (176) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (177) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (178) [system] at_end_of_stream((0x55798e5fad60))
   Call: (178) [system] peek_char((0x55798e5fad60), _377394)
   Exit: (178) [system] peek_char((0x55798e5fad60), !)
   Call: (178) [system] char_type(!, space)
   Call: (178) [system] _380180=(0x55798e5fad60)
   Exit: (178) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (178) [user] once((read_position((0x55798e5fad60), _382048, _382050, _382052, _382054), read_sexpr((0x55798e5fad60), _382066), assertz(metta_file_comment(_382048, _382050, _382052, _382066, _382054))))
^  Call: (180) [user] read_position((0x55798e5fad60), _382048, _382050, _382052, _382054)
   Call: (181) [system] stream_property((0x55798e5fad60), position(_382054))
   Call: (182) [system] nonvar((0x55798e5fad60))
   Exit: (182) [system] nonvar((0x55798e5fad60))
   Call: (182) [system] nonvar(position(_382054))
   Exit: (182) [system] nonvar(position(_382054))
   Exit: (181) [system] stream_property((0x55798e5fad60), position('$stream_position'(7659, 157, 0, 7659)))
   Call: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(7659, 157, 0, 7659), _382048)
   Call: (182) [system] nonvar(line_count)
   Exit: (182) [system] nonvar(line_count)
   Call: (182) [$syspreds] stream_position_field(line_count, _392306)
   Exit: (182) [$syspreds] stream_position_field(line_count, 2)
   Call: (182) [system] arg(2, '$stream_position'(7659, 157, 0, 7659), _382048)
   Exit: (182) [system] arg(2, '$stream_position'(7659, 157, 0, 7659), 157)
   Exit: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(7659, 157, 0, 7659), 157)
   Call: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(7659, 157, 0, 7659), _382050)
   Call: (182) [system] nonvar(line_position)
   Exit: (182) [system] nonvar(line_position)
   Call: (182) [$syspreds] stream_position_field(line_position, _399740)
   Exit: (182) [$syspreds] stream_position_field(line_position, 3)
   Call: (182) [system] arg(3, '$stream_position'(7659, 157, 0, 7659), _382050)
   Exit: (182) [system] arg(3, '$stream_position'(7659, 157, 0, 7659), 0)
   Exit: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(7659, 157, 0, 7659), 0)
   Call: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(7659, 157, 0, 7659), _382052)
   Call: (182) [system] nonvar(char_count)
   Exit: (182) [system] nonvar(char_count)
   Call: (182) [$syspreds] stream_position_field(char_count, _407174)
   Exit: (182) [$syspreds] stream_position_field(char_count, 1)
   Call: (182) [system] arg(1, '$stream_position'(7659, 157, 0, 7659), _382052)
   Exit: (182) [system] arg(1, '$stream_position'(7659, 157, 0, 7659), 7659)
   Exit: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(7659, 157, 0, 7659), 7659)
^  Exit: (180) [user] read_position((0x55798e5fad60), 157, 0, 7659, '$stream_position'(7659, 157, 0, 7659))
^  Call: (180) [user] read_sexpr((0x55798e5fad60), _382066)
   Call: (181) [system] string((0x55798e5fad60))
   Fail: (181) [system] string((0x55798e5fad60))
^  Call: (181) [user] cont_sexpr(')', (0x55798e5fad60), _382066)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _417400)
   Exit: (183) [system] peek_char((0x55798e5fad60), !)
   Call: (183) [system] !=(;)
   Fail: (183) [system] !=(;)
^  Call: (183) [user] is_like_space(!)
   Call: (184) [system] char_type(!, 'white')
   Fail: (184) [system] char_type(!, 'white')
   Call: (184) [system] char_type(!, end_of_line)
   Fail: (184) [system] char_type(!, end_of_line)
   Call: (184) [system] char_type(!, space)
   Fail: (184) [system] char_type(!, space)
   Call: (184) [system] char_type(!, cntrl)
   Fail: (184) [system] char_type(!, cntrl)
^  Fail: (183) [user] is_like_space(!)
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] get_char((0x55798e5fad60), _431554)
   Exit: (182) [system] get_char((0x55798e5fad60), !)
   Call: (182) [system] !='('
   Fail: (182) [system] !='('
   Call: (182) [system] !='['
   Fail: (182) [system] !='['
   Call: (182) [system] !='{'
   Fail: (182) [system] !='{'
   Call: (182) [system] !='"'
   Fail: (182) [system] !='"'
   Call: (182) [system] !=!
   Exit: (182) [system] !=!
^  Call: (182) [user] read_sexpr((0x55798e5fad60), _442692)
   Call: (183) [system] string((0x55798e5fad60))
   Fail: (183) [system] string((0x55798e5fad60))
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _442692)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _447326)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _461480)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _442692)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _467050)
   Exit: (186) [system] peek_char((0x55798e5fad60), a)
   Call: (186) [system] a=(;)
   Fail: (186) [system] a=(;)
^  Call: (186) [user] is_like_space(a)
   Call: (187) [system] char_type(a, 'white')
   Fail: (187) [system] char_type(a, 'white')
   Call: (187) [system] char_type(a, end_of_line)
   Fail: (187) [system] char_type(a, end_of_line)
   Call: (187) [system] char_type(a, space)
   Fail: (187) [system] char_type(a, space)
   Call: (187) [system] char_type(a, cntrl)
   Fail: (187) [system] char_type(a, cntrl)
^  Fail: (186) [user] is_like_space(a)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _481204)
   Exit: (185) [system] peek_char((0x55798e5fad60), a)
   Call: (185) [system] a=')'
   Fail: (185) [system] a=')'
   Call: (185) [system] a=end_of_file
   Fail: (185) [system] a=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _486774)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _488632)
   Exit: (187) [system] peek_char((0x55798e5fad60), a)
   Call: (187) [system] a=(;)
   Fail: (187) [system] a=(;)
^  Call: (187) [user] is_like_space(a)
   Call: (188) [system] char_type(a, 'white')
   Fail: (188) [system] char_type(a, 'white')
   Call: (188) [system] char_type(a, end_of_line)
   Fail: (188) [system] char_type(a, end_of_line)
   Call: (188) [system] char_type(a, space)
   Fail: (188) [system] char_type(a, space)
   Call: (188) [system] char_type(a, cntrl)
   Fail: (188) [system] char_type(a, cntrl)
^  Fail: (187) [user] is_like_space(a)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _502786)
   Exit: (186) [system] get_char((0x55798e5fad60), a)
   Call: (186) [system] a='('
   Fail: (186) [system] a='('
   Call: (186) [system] a='['
   Fail: (186) [system] a='['
   Call: (186) [system] a='{'
   Fail: (186) [system] a='{'
   Call: (186) [system] a='"'
   Fail: (186) [system] a='"'
   Call: (186) [system] a=!
   Fail: (186) [system] a=!
   Call: (186) [system] a='\''
   Fail: (186) [system] a='\''
   Call: (186) [system] a='`'
   Fail: (186) [system] a='`'
   Call: (186) [system] a=end_of_file
   Fail: (186) [system] a=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), a, _486774)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _520428)
   Call: (188) [system] peek_char((0x55798e5fad60), _521362)
   Exit: (188) [system] peek_char((0x55798e5fad60), s)
^  Call: (188) [user] is_delimiter(s)
   Call: (189) [system] char_type(s, space)
   Fail: (189) [system] char_type(s, space)
   Call: (189) [system] arg(_526082, v('(', ')', end_of_file), s)
   Fail: (189) [system] arg(_527014, v('(', ')', end_of_file), s)
^  Fail: (188) [user] is_delimiter(s)
   Call: (188) [system] ')'==s
   Fail: (188) [system] ')'==s
   Call: (188) [system] get_char((0x55798e5fad60), s)
   Exit: (188) [system] get_char((0x55798e5fad60), s)
   Call: (188) [system] s=(\)
   Fail: (188) [system] s=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _534364)
   Call: (189) [system] peek_char((0x55798e5fad60), _535298)
   Exit: (189) [system] peek_char((0x55798e5fad60), s)
^  Call: (189) [user] is_delimiter(s)
   Call: (190) [system] char_type(s, space)
   Fail: (190) [system] char_type(s, space)
   Call: (190) [system] arg(_540018, v('(', ')', end_of_file), s)
   Fail: (190) [system] arg(_540950, v('(', ')', end_of_file), s)
^  Fail: (189) [user] is_delimiter(s)
   Call: (189) [system] ')'==s
   Fail: (189) [system] ')'==s
   Call: (189) [system] get_char((0x55798e5fad60), s)
   Exit: (189) [system] get_char((0x55798e5fad60), s)
   Call: (189) [system] s=(\)
   Fail: (189) [system] s=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _548300)
   Call: (190) [system] peek_char((0x55798e5fad60), _549234)
   Exit: (190) [system] peek_char((0x55798e5fad60), e)
^  Call: (190) [user] is_delimiter(e)
   Call: (191) [system] char_type(e, space)
   Fail: (191) [system] char_type(e, space)
   Call: (191) [system] arg(_553954, v('(', ')', end_of_file), e)
   Fail: (191) [system] arg(_554886, v('(', ')', end_of_file), e)
^  Fail: (190) [user] is_delimiter(e)
   Call: (190) [system] ')'==e
   Fail: (190) [system] ')'==e
   Call: (190) [system] get_char((0x55798e5fad60), e)
   Exit: (190) [system] get_char((0x55798e5fad60), e)
   Call: (190) [system] e=(\)
   Fail: (190) [system] e=(\)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _562236)
   Call: (191) [system] peek_char((0x55798e5fad60), _563170)
   Exit: (191) [system] peek_char((0x55798e5fad60), r)
^  Call: (191) [user] is_delimiter(r)
   Call: (192) [system] char_type(r, space)
   Fail: (192) [system] char_type(r, space)
   Call: (192) [system] arg(_567890, v('(', ')', end_of_file), r)
   Fail: (192) [system] arg(_568822, v('(', ')', end_of_file), r)
^  Fail: (191) [user] is_delimiter(r)
   Call: (191) [system] ')'==r
   Fail: (191) [system] ')'==r
   Call: (191) [system] get_char((0x55798e5fad60), r)
   Exit: (191) [system] get_char((0x55798e5fad60), r)
   Call: (191) [system] r=(\)
   Fail: (191) [system] r=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _576172)
   Call: (192) [system] peek_char((0x55798e5fad60), _577106)
   Exit: (192) [system] peek_char((0x55798e5fad60), t)
^  Call: (192) [user] is_delimiter(t)
   Call: (193) [system] char_type(t, space)
   Fail: (193) [system] char_type(t, space)
   Call: (193) [system] arg(_581826, v('(', ')', end_of_file), t)
   Fail: (193) [system] arg(_582758, v('(', ')', end_of_file), t)
^  Fail: (192) [user] is_delimiter(t)
   Call: (192) [system] ')'==t
   Fail: (192) [system] ')'==t
   Call: (192) [system] get_char((0x55798e5fad60), t)
   Exit: (192) [system] get_char((0x55798e5fad60), t)
   Call: (192) [system] t=(\)
   Fail: (192) [system] t=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _590108)
   Call: (193) [system] peek_char((0x55798e5fad60), _591042)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'E')
^  Call: (193) [user] is_delimiter('E')
   Call: (194) [system] char_type('E', space)
   Fail: (194) [system] char_type('E', space)
   Call: (194) [system] arg(_595762, v('(', ')', end_of_file), 'E')
   Fail: (194) [system] arg(_596694, v('(', ')', end_of_file), 'E')
^  Fail: (193) [user] is_delimiter('E')
   Call: (193) [system] ')'=='E'
   Fail: (193) [system] ')'=='E'
   Call: (193) [system] get_char((0x55798e5fad60), 'E')
   Exit: (193) [system] get_char((0x55798e5fad60), 'E')
   Call: (193) [system] 'E'=(\)
   Fail: (193) [system] 'E'=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _604044)
   Call: (194) [system] peek_char((0x55798e5fad60), _604978)
   Exit: (194) [system] peek_char((0x55798e5fad60), q)
^  Call: (194) [user] is_delimiter(q)
   Call: (195) [system] char_type(q, space)
   Fail: (195) [system] char_type(q, space)
   Call: (195) [system] arg(_609698, v('(', ')', end_of_file), q)
   Fail: (195) [system] arg(_610630, v('(', ')', end_of_file), q)
^  Fail: (194) [user] is_delimiter(q)
   Call: (194) [system] ')'==q
   Fail: (194) [system] ')'==q
   Call: (194) [system] get_char((0x55798e5fad60), q)
   Exit: (194) [system] get_char((0x55798e5fad60), q)
   Call: (194) [system] q=(\)
   Fail: (194) [system] q=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _617980)
   Call: (195) [system] peek_char((0x55798e5fad60), _618914)
   Exit: (195) [system] peek_char((0x55798e5fad60), u)
^  Call: (195) [user] is_delimiter(u)
   Call: (196) [system] char_type(u, space)
   Fail: (196) [system] char_type(u, space)
   Call: (196) [system] arg(_623634, v('(', ')', end_of_file), u)
   Fail: (196) [system] arg(_624566, v('(', ')', end_of_file), u)
^  Fail: (195) [user] is_delimiter(u)
   Call: (195) [system] ')'==u
   Fail: (195) [system] ')'==u
   Call: (195) [system] get_char((0x55798e5fad60), u)
   Exit: (195) [system] get_char((0x55798e5fad60), u)
   Call: (195) [system] u=(\)
   Fail: (195) [system] u=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _631916)
   Call: (196) [system] peek_char((0x55798e5fad60), _632850)
   Exit: (196) [system] peek_char((0x55798e5fad60), a)
^  Call: (196) [user] is_delimiter(a)
   Call: (197) [system] char_type(a, space)
   Fail: (197) [system] char_type(a, space)
   Call: (197) [system] arg(_637570, v('(', ')', end_of_file), a)
   Fail: (197) [system] arg(_638502, v('(', ')', end_of_file), a)
^  Fail: (196) [user] is_delimiter(a)
   Call: (196) [system] ')'==a
   Fail: (196) [system] ')'==a
   Call: (196) [system] get_char((0x55798e5fad60), a)
   Exit: (196) [system] get_char((0x55798e5fad60), a)
   Call: (196) [system] a=(\)
   Fail: (196) [system] a=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _645852)
   Call: (197) [system] peek_char((0x55798e5fad60), _646786)
   Exit: (197) [system] peek_char((0x55798e5fad60), l)
^  Call: (197) [user] is_delimiter(l)
   Call: (198) [system] char_type(l, space)
   Fail: (198) [system] char_type(l, space)
   Call: (198) [system] arg(_651506, v('(', ')', end_of_file), l)
   Fail: (198) [system] arg(_652438, v('(', ')', end_of_file), l)
^  Fail: (197) [user] is_delimiter(l)
   Call: (197) [system] ')'==l
   Fail: (197) [system] ')'==l
   Call: (197) [system] get_char((0x55798e5fad60), l)
   Exit: (197) [system] get_char((0x55798e5fad60), l)
   Call: (197) [system] l=(\)
   Fail: (197) [system] l=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _659788)
   Call: (198) [system] peek_char((0x55798e5fad60), _660722)
   Exit: (198) [system] peek_char((0x55798e5fad60), 'T')
^  Call: (198) [user] is_delimiter('T')
   Call: (199) [system] char_type('T', space)
   Fail: (199) [system] char_type('T', space)
   Call: (199) [system] arg(_665442, v('(', ')', end_of_file), 'T')
   Fail: (199) [system] arg(_666374, v('(', ')', end_of_file), 'T')
^  Fail: (198) [user] is_delimiter('T')
   Call: (198) [system] ')'=='T'
   Fail: (198) [system] ')'=='T'
   Call: (198) [system] get_char((0x55798e5fad60), 'T')
   Exit: (198) [system] get_char((0x55798e5fad60), 'T')
   Call: (198) [system] 'T'=(\)
   Fail: (198) [system] 'T'=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _673724)
   Call: (199) [system] peek_char((0x55798e5fad60), _674658)
   Exit: (199) [system] peek_char((0x55798e5fad60), o)
^  Call: (199) [user] is_delimiter(o)
   Call: (200) [system] char_type(o, space)
   Fail: (200) [system] char_type(o, space)
   Call: (200) [system] arg(_679378, v('(', ')', end_of_file), o)
   Fail: (200) [system] arg(_680310, v('(', ')', end_of_file), o)
^  Fail: (199) [user] is_delimiter(o)
   Call: (199) [system] ')'==o
   Fail: (199) [system] ')'==o
   Call: (199) [system] get_char((0x55798e5fad60), o)
   Exit: (199) [system] get_char((0x55798e5fad60), o)
   Call: (199) [system] o=(\)
   Fail: (199) [system] o=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _687660)
   Call: (200) [system] peek_char((0x55798e5fad60), _688594)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'R')
^  Call: (200) [user] is_delimiter('R')
   Call: (201) [system] char_type('R', space)
   Fail: (201) [system] char_type('R', space)
   Call: (201) [system] arg(_693314, v('(', ')', end_of_file), 'R')
   Fail: (201) [system] arg(_694246, v('(', ')', end_of_file), 'R')
^  Fail: (200) [user] is_delimiter('R')
   Call: (200) [system] ')'=='R'
   Fail: (200) [system] ')'=='R'
   Call: (200) [system] get_char((0x55798e5fad60), 'R')
   Exit: (200) [system] get_char((0x55798e5fad60), 'R')
   Call: (200) [system] 'R'=(\)
   Fail: (200) [system] 'R'=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _701596)
   Call: (201) [system] peek_char((0x55798e5fad60), _702530)
   Exit: (201) [system] peek_char((0x55798e5fad60), e)
^  Call: (201) [user] is_delimiter(e)
   Call: (202) [system] char_type(e, space)
   Fail: (202) [system] char_type(e, space)
   Call: (202) [system] arg(_707250, v('(', ')', end_of_file), e)
   Fail: (202) [system] arg(_708182, v('(', ')', end_of_file), e)
^  Fail: (201) [user] is_delimiter(e)
   Call: (201) [system] ')'==e
   Fail: (201) [system] ')'==e
   Call: (201) [system] get_char((0x55798e5fad60), e)
   Exit: (201) [system] get_char((0x55798e5fad60), e)
   Call: (201) [system] e=(\)
   Fail: (201) [system] e=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _715532)
   Call: (202) [system] peek_char((0x55798e5fad60), _716466)
   Exit: (202) [system] peek_char((0x55798e5fad60), s)
^  Call: (202) [user] is_delimiter(s)
   Call: (203) [system] char_type(s, space)
   Fail: (203) [system] char_type(s, space)
   Call: (203) [system] arg(_721186, v('(', ')', end_of_file), s)
   Fail: (203) [system] arg(_722118, v('(', ')', end_of_file), s)
^  Fail: (202) [user] is_delimiter(s)
   Call: (202) [system] ')'==s
   Fail: (202) [system] ')'==s
   Call: (202) [system] get_char((0x55798e5fad60), s)
   Exit: (202) [system] get_char((0x55798e5fad60), s)
   Call: (202) [system] s=(\)
   Fail: (202) [system] s=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _729468)
   Call: (203) [system] peek_char((0x55798e5fad60), _730402)
   Exit: (203) [system] peek_char((0x55798e5fad60), u)
^  Call: (203) [user] is_delimiter(u)
   Call: (204) [system] char_type(u, space)
   Fail: (204) [system] char_type(u, space)
   Call: (204) [system] arg(_735122, v('(', ')', end_of_file), u)
   Fail: (204) [system] arg(_736054, v('(', ')', end_of_file), u)
^  Fail: (203) [user] is_delimiter(u)
   Call: (203) [system] ')'==u
   Fail: (203) [system] ')'==u
   Call: (203) [system] get_char((0x55798e5fad60), u)
   Exit: (203) [system] get_char((0x55798e5fad60), u)
   Call: (203) [system] u=(\)
   Fail: (203) [system] u=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _743404)
   Call: (204) [system] peek_char((0x55798e5fad60), _744338)
   Exit: (204) [system] peek_char((0x55798e5fad60), l)
^  Call: (204) [user] is_delimiter(l)
   Call: (205) [system] char_type(l, space)
   Fail: (205) [system] char_type(l, space)
   Call: (205) [system] arg(_749058, v('(', ')', end_of_file), l)
   Fail: (205) [system] arg(_749990, v('(', ')', end_of_file), l)
^  Fail: (204) [user] is_delimiter(l)
   Call: (204) [system] ')'==l
   Fail: (204) [system] ')'==l
   Call: (204) [system] get_char((0x55798e5fad60), l)
   Exit: (204) [system] get_char((0x55798e5fad60), l)
   Call: (204) [system] l=(\)
   Fail: (204) [system] l=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _757340)
   Call: (205) [system] peek_char((0x55798e5fad60), _758274)
   Exit: (205) [system] peek_char((0x55798e5fad60), t)
^  Call: (205) [user] is_delimiter(t)
   Call: (206) [system] char_type(t, space)
   Fail: (206) [system] char_type(t, space)
   Call: (206) [system] arg(_762994, v('(', ')', end_of_file), t)
   Fail: (206) [system] arg(_763926, v('(', ')', end_of_file), t)
^  Fail: (205) [user] is_delimiter(t)
   Call: (205) [system] ')'==t
   Fail: (205) [system] ')'==t
   Call: (205) [system] get_char((0x55798e5fad60), t)
   Exit: (205) [system] get_char((0x55798e5fad60), t)
   Call: (205) [system] t=(\)
   Fail: (205) [system] t=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _771276)
   Call: (206) [system] peek_char((0x55798e5fad60), _772210)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _771276=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _757340=[t]
   Exit: (205) [system] [t]=[t]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [t])
   Call: (204) [system] _743404=[l, t]
   Exit: (204) [system] [l, t]=[l, t]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, t])
   Call: (203) [system] _729468=[u, l, t]
   Exit: (203) [system] [u, l, t]=[u, l, t]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, l, t])
   Call: (202) [system] _715532=[s, u, l, t]
   Exit: (202) [system] [s, u, l, t]=[s, u, l, t]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, u, l, t])
   Call: (201) [system] _701596=[e, s, u, l, t]
   Exit: (201) [system] [e, s, u, l, t]=[e, s, u, l, t]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, u, l, t])
   Call: (200) [system] _687660=['R', e, s, u, l, t]
   Exit: (200) [system] ['R', e, s, u, l, t]=['R', e, s, u, l, t]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), ['R', e, s, u, l, t])
   Call: (199) [system] _673724=[o, 'R', e, s, u, l, t]
   Exit: (199) [system] [o, 'R', e, s, u, l, t]=[o, 'R', e, s, u, l, t]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, 'R', e, s, u, l, t])
   Call: (198) [system] _659788=['T', o, 'R', e, s, u, l, t]
   Exit: (198) [system] ['T', o, 'R', e, s, u, l, t]=['T', o, 'R', e, s, u, l, t]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), ['T', o, 'R', e, s, u, l, t])
   Call: (197) [system] _645852=[l, 'T', o, 'R', e, s, u, l, t]
   Exit: (197) [system] [l, 'T', o, 'R', e, s, u, l, t]=[l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, 'T', o, 'R', e, s, u, l, t])
   Call: (196) [system] _631916=[a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (196) [system] [a, l, 'T', o, 'R', e, s, u, l, t]=[a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (195) [system] _617980=[u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (195) [system] [u, a, l, 'T', o, 'R', e, s, u, l, t]=[u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (194) [system] _604044=[q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (194) [system] [q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (193) [system] _590108=['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (193) [system] ['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), ['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (192) [system] _576172=[t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (192) [system] [t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (191) [system] _562236=[r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (191) [system] [r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (190) [system] _548300=[e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (190) [system] [e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (189) [system] _534364=[s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (189) [system] [s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (188) [system] _520428=[s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (188) [system] [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
^  Call: (187) [user] classify_and_convert_charseq(a, [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _486774)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_831812, _831814), once(user:catch(read_from_chars([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _486774), _831788, fail)), '$restore_trace'(_831812, _831814))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_831812, _831814))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult), _831788, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(assertEqualToResult)
   Exit: (188) [system] atomic(assertEqualToResult)
^  Exit: (187) [user] classify_and_convert_charseq(a, [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), a, assertEqualToResult)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), assertEqualToResult)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _839312)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _841170)
   Exit: (187) [system] peek_char((0x55798e5fad60), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55798e5fad60), _848908)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _851612)
   Exit: (188) [system] peek_char((0x55798e5fad60), '\n')
   Call: (188) [system] '\n'=(;)
   Fail: (188) [system] '\n'=(;)
^  Call: (188) [user] is_like_space('\n')
   Call: (189) [system] char_type('\n', 'white')
   Fail: (189) [system] char_type('\n', 'white')
   Call: (189) [system] char_type('\n', end_of_line)
   Exit: (189) [system] char_type('\n', end_of_line)
^  Exit: (188) [user] is_like_space('\n')
   Call: (188) [system] get_char((0x55798e5fad60), _861206)
   Exit: (188) [system] get_char((0x55798e5fad60), '\n')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _863910)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _871648)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _874352)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _882090)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _884794)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _902644)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=')'
   Fail: (186) [system] '('=')'
   Call: (186) [system] '('=end_of_file
   Fail: (186) [system] '('=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _908214)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _910072)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=(;)
   Fail: (188) [system] '('=(;)
^  Call: (188) [user] is_like_space('(')
   Call: (189) [system] char_type('(', 'white')
   Fail: (189) [system] char_type('(', 'white')
   Call: (189) [system] char_type('(', end_of_line)
   Fail: (189) [system] char_type('(', end_of_line)
   Call: (189) [system] char_type('(', space)
   Fail: (189) [system] char_type('(', space)
   Call: (189) [system] char_type('(', cntrl)
   Fail: (189) [system] char_type('(', cntrl)
^  Fail: (188) [user] is_like_space('(')
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _924226)
   Exit: (187) [system] get_char((0x55798e5fad60), '(')
   Call: (187) [system] '('='('
   Exit: (187) [system] '('='('
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _908214)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _929796)
   Exit: (189) [system] peek_char((0x55798e5fad60), s)
   Call: (189) [system] s=(;)
   Fail: (189) [system] s=(;)
^  Call: (189) [user] is_like_space(s)
   Call: (190) [system] char_type(s, 'white')
   Fail: (190) [system] char_type(s, 'white')
   Call: (190) [system] char_type(s, end_of_line)
   Fail: (190) [system] char_type(s, end_of_line)
   Call: (190) [system] char_type(s, space)
   Fail: (190) [system] char_type(s, space)
   Call: (190) [system] char_type(s, cntrl)
   Fail: (190) [system] char_type(s, cntrl)
^  Fail: (189) [user] is_like_space(s)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _943950)
   Exit: (188) [system] peek_char((0x55798e5fad60), s)
   Call: (188) [system] s=')'
   Fail: (188) [system] s=')'
   Call: (188) [system] s=end_of_file
   Fail: (188) [system] s=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _949520)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _951378)
   Exit: (190) [system] peek_char((0x55798e5fad60), s)
   Call: (190) [system] s=(;)
   Fail: (190) [system] s=(;)
^  Call: (190) [user] is_like_space(s)
   Call: (191) [system] char_type(s, 'white')
   Fail: (191) [system] char_type(s, 'white')
   Call: (191) [system] char_type(s, end_of_line)
   Fail: (191) [system] char_type(s, end_of_line)
   Call: (191) [system] char_type(s, space)
   Fail: (191) [system] char_type(s, space)
   Call: (191) [system] char_type(s, cntrl)
   Fail: (191) [system] char_type(s, cntrl)
^  Fail: (190) [user] is_like_space(s)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _965532)
   Exit: (189) [system] get_char((0x55798e5fad60), s)
   Call: (189) [system] s='('
   Fail: (189) [system] s='('
   Call: (189) [system] s='['
   Fail: (189) [system] s='['
   Call: (189) [system] s='{'
   Fail: (189) [system] s='{'
   Call: (189) [system] s='"'
   Fail: (189) [system] s='"'
   Call: (189) [system] s=!
   Fail: (189) [system] s=!
   Call: (189) [system] s='\''
   Fail: (189) [system] s='\''
   Call: (189) [system] s='`'
   Fail: (189) [system] s='`'
   Call: (189) [system] s=end_of_file
   Fail: (189) [system] s=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), s, _949520)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _983174)
   Call: (191) [system] peek_char((0x55798e5fad60), _984108)
   Exit: (191) [system] peek_char((0x55798e5fad60), y)
^  Call: (191) [user] is_delimiter(y)
   Call: (192) [system] char_type(y, space)
   Fail: (192) [system] char_type(y, space)
   Call: (192) [system] arg(_988828, v('(', ')', end_of_file), y)
   Fail: (192) [system] arg(_989760, v('(', ')', end_of_file), y)
^  Fail: (191) [user] is_delimiter(y)
   Call: (191) [system] ')'==y
   Fail: (191) [system] ')'==y
   Call: (191) [system] get_char((0x55798e5fad60), y)
   Exit: (191) [system] get_char((0x55798e5fad60), y)
   Call: (191) [system] y=(\)
   Fail: (191) [system] y=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _997110)
   Call: (192) [system] peek_char((0x55798e5fad60), _998044)
   Exit: (192) [system] peek_char((0x55798e5fad60), n)
^  Call: (192) [user] is_delimiter(n)
   Call: (193) [system] char_type(n, space)
   Fail: (193) [system] char_type(n, space)
   Call: (193) [system] arg(_1002764, v('(', ')', end_of_file), n)
   Fail: (193) [system] arg(_1003696, v('(', ')', end_of_file), n)
^  Fail: (192) [user] is_delimiter(n)
   Call: (192) [system] ')'==n
   Fail: (192) [system] ')'==n
   Call: (192) [system] get_char((0x55798e5fad60), n)
   Exit: (192) [system] get_char((0x55798e5fad60), n)
   Call: (192) [system] n=(\)
   Fail: (192) [system] n=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1011046)
   Call: (193) [system] peek_char((0x55798e5fad60), _1011980)
   Exit: (193) [system] peek_char((0x55798e5fad60), t)
^  Call: (193) [user] is_delimiter(t)
   Call: (194) [system] char_type(t, space)
   Fail: (194) [system] char_type(t, space)
   Call: (194) [system] arg(_1016700, v('(', ')', end_of_file), t)
   Fail: (194) [system] arg(_1017632, v('(', ')', end_of_file), t)
^  Fail: (193) [user] is_delimiter(t)
   Call: (193) [system] ')'==t
   Fail: (193) [system] ')'==t
   Call: (193) [system] get_char((0x55798e5fad60), t)
   Exit: (193) [system] get_char((0x55798e5fad60), t)
   Call: (193) [system] t=(\)
   Fail: (193) [system] t=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1024982)
   Call: (194) [system] peek_char((0x55798e5fad60), _1025916)
   Exit: (194) [system] peek_char((0x55798e5fad60), h)
^  Call: (194) [user] is_delimiter(h)
   Call: (195) [system] char_type(h, space)
   Fail: (195) [system] char_type(h, space)
   Call: (195) [system] arg(_1030636, v('(', ')', end_of_file), h)
   Fail: (195) [system] arg(_1031568, v('(', ')', end_of_file), h)
^  Fail: (194) [user] is_delimiter(h)
   Call: (194) [system] ')'==h
   Fail: (194) [system] ')'==h
   Call: (194) [system] get_char((0x55798e5fad60), h)
   Exit: (194) [system] get_char((0x55798e5fad60), h)
   Call: (194) [system] h=(\)
   Fail: (194) [system] h=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1038918)
   Call: (195) [system] peek_char((0x55798e5fad60), _1039852)
   Exit: (195) [system] peek_char((0x55798e5fad60), e)
^  Call: (195) [user] is_delimiter(e)
   Call: (196) [system] char_type(e, space)
   Fail: (196) [system] char_type(e, space)
   Call: (196) [system] arg(_1044572, v('(', ')', end_of_file), e)
   Fail: (196) [system] arg(_1045504, v('(', ')', end_of_file), e)
^  Fail: (195) [user] is_delimiter(e)
   Call: (195) [system] ')'==e
   Fail: (195) [system] ')'==e
   Call: (195) [system] get_char((0x55798e5fad60), e)
   Exit: (195) [system] get_char((0x55798e5fad60), e)
   Call: (195) [system] e=(\)
   Fail: (195) [system] e=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1052854)
   Call: (196) [system] peek_char((0x55798e5fad60), _1053788)
   Exit: (196) [system] peek_char((0x55798e5fad60), s)
^  Call: (196) [user] is_delimiter(s)
   Call: (197) [system] char_type(s, space)
   Fail: (197) [system] char_type(s, space)
   Call: (197) [system] arg(_1058508, v('(', ')', end_of_file), s)
   Fail: (197) [system] arg(_1059440, v('(', ')', end_of_file), s)
^  Fail: (196) [user] is_delimiter(s)
   Call: (196) [system] ')'==s
   Fail: (196) [system] ')'==s
   Call: (196) [system] get_char((0x55798e5fad60), s)
   Exit: (196) [system] get_char((0x55798e5fad60), s)
   Call: (196) [system] s=(\)
   Fail: (196) [system] s=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1066790)
   Call: (197) [system] peek_char((0x55798e5fad60), _1067724)
   Exit: (197) [system] peek_char((0x55798e5fad60), i)
^  Call: (197) [user] is_delimiter(i)
   Call: (198) [system] char_type(i, space)
   Fail: (198) [system] char_type(i, space)
   Call: (198) [system] arg(_1072444, v('(', ')', end_of_file), i)
   Fail: (198) [system] arg(_1073376, v('(', ')', end_of_file), i)
^  Fail: (197) [user] is_delimiter(i)
   Call: (197) [system] ')'==i
   Fail: (197) [system] ')'==i
   Call: (197) [system] get_char((0x55798e5fad60), i)
   Exit: (197) [system] get_char((0x55798e5fad60), i)
   Call: (197) [system] i=(\)
   Fail: (197) [system] i=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1080726)
   Call: (198) [system] peek_char((0x55798e5fad60), _1081660)
   Exit: (198) [system] peek_char((0x55798e5fad60), z)
^  Call: (198) [user] is_delimiter(z)
   Call: (199) [system] char_type(z, space)
   Fail: (199) [system] char_type(z, space)
   Call: (199) [system] arg(_1086380, v('(', ')', end_of_file), z)
   Fail: (199) [system] arg(_1087312, v('(', ')', end_of_file), z)
^  Fail: (198) [user] is_delimiter(z)
   Call: (198) [system] ')'==z
   Fail: (198) [system] ')'==z
   Call: (198) [system] get_char((0x55798e5fad60), z)
   Exit: (198) [system] get_char((0x55798e5fad60), z)
   Call: (198) [system] z=(\)
   Fail: (198) [system] z=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1094662)
   Call: (199) [system] peek_char((0x55798e5fad60), _1095596)
   Exit: (199) [system] peek_char((0x55798e5fad60), e)
^  Call: (199) [user] is_delimiter(e)
   Call: (200) [system] char_type(e, space)
   Fail: (200) [system] char_type(e, space)
   Call: (200) [system] arg(_1100316, v('(', ')', end_of_file), e)
   Fail: (200) [system] arg(_1101248, v('(', ')', end_of_file), e)
^  Fail: (199) [user] is_delimiter(e)
   Call: (199) [system] ')'==e
   Fail: (199) [system] ')'==e
   Call: (199) [system] get_char((0x55798e5fad60), e)
   Exit: (199) [system] get_char((0x55798e5fad60), e)
   Call: (199) [system] e=(\)
   Fail: (199) [system] e=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1108598)
   Call: (200) [system] peek_char((0x55798e5fad60), _1109532)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _1108598=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (199) [system] _1094662=[e]
   Exit: (199) [system] [e]=[e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (198) [system] _1080726=[z, e]
   Exit: (198) [system] [z, e]=[z, e]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (197) [system] _1066790=[i, z, e]
   Exit: (197) [system] [i, z, e]=[i, z, e]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (196) [system] _1052854=[s, i, z, e]
   Exit: (196) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (195) [system] _1038918=[e, s, i, z, e]
   Exit: (195) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (194) [system] _1024982=[h, e, s, i, z, e]
   Exit: (194) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (193) [system] _1011046=[t, h, e, s, i, z, e]
   Exit: (193) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (192) [system] _997110=[n, t, h, e, s, i, z, e]
   Exit: (192) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (191) [system] _983174=[y, n, t, h, e, s, i, z, e]
   Exit: (191) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (190) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _949520)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_1143988, _1143990), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _949520), _1143964, fail)), '$restore_trace'(_1143988, _1143990))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_1143988, _1143990))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1143964, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(synthesize)
   Exit: (191) [system] atomic(synthesize)
^  Exit: (190) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _1151488)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1153346)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _1161084)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1163788)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1178866)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _1184436)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1186294)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _1200448)
   Exit: (190) [system] get_char((0x55798e5fad60), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _1184436)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1206018)
   Exit: (192) [system] peek_char((0x55798e5fad60), :)
   Call: (192) [system] (:)=(;)
   Fail: (192) [system] (:)=(;)
^  Call: (192) [user] is_like_space(:)
   Call: (193) [system] char_type(:, 'white')
   Fail: (193) [system] char_type(:, 'white')
   Call: (193) [system] char_type(:, end_of_line)
   Fail: (193) [system] char_type(:, end_of_line)
   Call: (193) [system] char_type(:, space)
   Fail: (193) [system] char_type(:, space)
   Call: (193) [system] char_type(:, cntrl)
   Fail: (193) [system] char_type(:, cntrl)
^  Fail: (192) [user] is_like_space(:)
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1220172)
   Exit: (191) [system] peek_char((0x55798e5fad60), :)
   Call: (191) [system] (:)=')'
   Fail: (191) [system] (:)=')'
   Call: (191) [system] (:)=end_of_file
   Fail: (191) [system] (:)=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _1225742)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1227600)
   Exit: (193) [system] peek_char((0x55798e5fad60), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _1241754)
   Exit: (192) [system] get_char((0x55798e5fad60), :)
   Call: (192) [system] (:)='('
   Fail: (192) [system] (:)='('
   Call: (192) [system] (:)='['
   Fail: (192) [system] (:)='['
   Call: (192) [system] (:)='{'
   Fail: (192) [system] (:)='{'
   Call: (192) [system] (:)='"'
   Fail: (192) [system] (:)='"'
   Call: (192) [system] (:)=!
   Fail: (192) [system] (:)=!
   Call: (192) [system] (:)='\''
   Fail: (192) [system] (:)='\''
   Call: (192) [system] (:)='`'
   Fail: (192) [system] (:)='`'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55798e5fad60), :, _1225742)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1259396)
   Call: (194) [system] peek_char((0x55798e5fad60), _1260330)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1259396=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (193) [user] classify_and_convert_charseq(:, [], _1225742)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_1269640, _1269642), once(user:catch(read_from_chars([:], _1225742), _1269616, fail)), '$restore_trace'(_1269640, _1269642))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_1269640, _1269642))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1269616, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(:)
   Exit: (194) [system] atomic(:)
^  Exit: (193) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (192) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1277140)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1278998)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1286736)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1289440)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1304518)
   Exit: (192) [system] peek_char((0x55798e5fad60), $)
   Call: (192) [system] ($)=')'
   Fail: (192) [system] ($)=')'
   Call: (192) [system] ($)=end_of_file
   Fail: (192) [system] ($)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1310088)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1311946)
   Exit: (194) [system] peek_char((0x55798e5fad60), $)
   Call: (194) [system] ($)=(;)
   Fail: (194) [system] ($)=(;)
^  Call: (194) [user] is_like_space($)
   Call: (195) [system] char_type($, 'white')
   Fail: (195) [system] char_type($, 'white')
   Call: (195) [system] char_type($, end_of_line)
   Fail: (195) [system] char_type($, end_of_line)
   Call: (195) [system] char_type($, space)
   Fail: (195) [system] char_type($, space)
   Call: (195) [system] char_type($, cntrl)
   Fail: (195) [system] char_type($, cntrl)
^  Fail: (194) [user] is_like_space($)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1326100)
   Exit: (193) [system] get_char((0x55798e5fad60), $)
   Call: (193) [system] ($)='('
   Fail: (193) [system] ($)='('
   Call: (193) [system] ($)='['
   Fail: (193) [system] ($)='['
   Call: (193) [system] ($)='{'
   Fail: (193) [system] ($)='{'
   Call: (193) [system] ($)='"'
   Fail: (193) [system] ($)='"'
   Call: (193) [system] ($)=!
   Fail: (193) [system] ($)=!
   Call: (193) [system] ($)='\''
   Fail: (193) [system] ($)='\''
   Call: (193) [system] ($)='`'
   Fail: (193) [system] ($)='`'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _1310088)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1343742)
   Call: (195) [system] peek_char((0x55798e5fad60), _1344676)
   Exit: (195) [system] peek_char((0x55798e5fad60), t)
^  Call: (195) [user] is_delimiter(t)
   Call: (196) [system] char_type(t, space)
   Fail: (196) [system] char_type(t, space)
   Call: (196) [system] arg(_1349396, v('(', ')', end_of_file), t)
   Fail: (196) [system] arg(_1350328, v('(', ')', end_of_file), t)
^  Fail: (195) [user] is_delimiter(t)
   Call: (195) [system] ')'==t
   Fail: (195) [system] ')'==t
   Call: (195) [system] get_char((0x55798e5fad60), t)
   Exit: (195) [system] get_char((0x55798e5fad60), t)
   Call: (195) [system] t=(\)
   Fail: (195) [system] t=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1357678)
   Call: (196) [system] peek_char((0x55798e5fad60), _1358612)
   Exit: (196) [system] peek_char((0x55798e5fad60), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_1363332, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_1364264, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55798e5fad60), e)
   Exit: (196) [system] get_char((0x55798e5fad60), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1371614)
   Call: (197) [system] peek_char((0x55798e5fad60), _1372548)
   Exit: (197) [system] peek_char((0x55798e5fad60), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_1377268, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_1378200, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55798e5fad60), r)
   Exit: (197) [system] get_char((0x55798e5fad60), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1385550)
   Call: (198) [system] peek_char((0x55798e5fad60), _1386484)
   Exit: (198) [system] peek_char((0x55798e5fad60), m)
^  Call: (198) [user] is_delimiter(m)
   Call: (199) [system] char_type(m, space)
   Fail: (199) [system] char_type(m, space)
   Call: (199) [system] arg(_1391204, v('(', ')', end_of_file), m)
   Fail: (199) [system] arg(_1392136, v('(', ')', end_of_file), m)
^  Fail: (198) [user] is_delimiter(m)
   Call: (198) [system] ')'==m
   Fail: (198) [system] ')'==m
   Call: (198) [system] get_char((0x55798e5fad60), m)
   Exit: (198) [system] get_char((0x55798e5fad60), m)
   Call: (198) [system] m=(\)
   Fail: (198) [system] m=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1399486)
   Call: (199) [system] peek_char((0x55798e5fad60), _1400420)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _1399486=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (198) [system] _1385550=[m]
   Exit: (198) [system] [m]=[m]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [m])
   Call: (197) [system] _1371614=[r, m]
   Exit: (197) [system] [r, m]=[r, m]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, m])
   Call: (196) [system] _1357678=[e, r, m]
   Exit: (196) [system] [e, r, m]=[e, r, m]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, m])
   Call: (195) [system] _1343742=[t, e, r, m]
   Exit: (195) [system] [t, e, r, m]=[t, e, r, m]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, e, r, m])
^  Call: (194) [user] classify_and_convert_charseq($, [t, e, r, m], _1310088)
   Call: (195) [system] atom_chars(_1420880, ['_', t, e, r, m])
   Exit: (195) [system] atom_chars('_term', ['_', t, e, r, m])
^  Exit: (194) [user] classify_and_convert_charseq($, [t, e, r, m], _term)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), $, _term)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), _term)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1425544)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1427402)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1435140)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1437844)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1452922)
   Exit: (193) [system] peek_char((0x55798e5fad60), $)
   Call: (193) [system] ($)=')'
   Fail: (193) [system] ($)=')'
   Call: (193) [system] ($)=end_of_file
   Fail: (193) [system] ($)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _1458492)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1460350)
   Exit: (195) [system] peek_char((0x55798e5fad60), $)
   Call: (195) [system] ($)=(;)
   Fail: (195) [system] ($)=(;)
^  Call: (195) [user] is_like_space($)
   Call: (196) [system] char_type($, 'white')
   Fail: (196) [system] char_type($, 'white')
   Call: (196) [system] char_type($, end_of_line)
   Fail: (196) [system] char_type($, end_of_line)
   Call: (196) [system] char_type($, space)
   Fail: (196) [system] char_type($, space)
   Call: (196) [system] char_type($, cntrl)
   Fail: (196) [system] char_type($, cntrl)
^  Fail: (195) [user] is_like_space($)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _1474504)
   Exit: (194) [system] get_char((0x55798e5fad60), $)
   Call: (194) [system] ($)='('
   Fail: (194) [system] ($)='('
   Call: (194) [system] ($)='['
   Fail: (194) [system] ($)='['
   Call: (194) [system] ($)='{'
   Fail: (194) [system] ($)='{'
   Call: (194) [system] ($)='"'
   Fail: (194) [system] ($)='"'
   Call: (194) [system] ($)=!
   Fail: (194) [system] ($)=!
   Call: (194) [system] ($)='\''
   Fail: (194) [system] ($)='\''
   Call: (194) [system] ($)='`'
   Fail: (194) [system] ($)='`'
   Call: (194) [system] ($)=end_of_file
   Fail: (194) [system] ($)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _1458492)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _1492146)
   Call: (196) [system] peek_char((0x55798e5fad60), _1493080)
   Exit: (196) [system] peek_char((0x55798e5fad60), t)
^  Call: (196) [user] is_delimiter(t)
   Call: (197) [system] char_type(t, space)
   Fail: (197) [system] char_type(t, space)
   Call: (197) [system] arg(_1497800, v('(', ')', end_of_file), t)
   Fail: (197) [system] arg(_1498732, v('(', ')', end_of_file), t)
^  Fail: (196) [user] is_delimiter(t)
   Call: (196) [system] ')'==t
   Fail: (196) [system] ')'==t
   Call: (196) [system] get_char((0x55798e5fad60), t)
   Exit: (196) [system] get_char((0x55798e5fad60), t)
   Call: (196) [system] t=(\)
   Fail: (196) [system] t=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1506082)
   Call: (197) [system] peek_char((0x55798e5fad60), _1507016)
   Exit: (197) [system] peek_char((0x55798e5fad60), y)
^  Call: (197) [user] is_delimiter(y)
   Call: (198) [system] char_type(y, space)
   Fail: (198) [system] char_type(y, space)
   Call: (198) [system] arg(_1511736, v('(', ')', end_of_file), y)
   Fail: (198) [system] arg(_1512668, v('(', ')', end_of_file), y)
^  Fail: (197) [user] is_delimiter(y)
   Call: (197) [system] ')'==y
   Fail: (197) [system] ')'==y
   Call: (197) [system] get_char((0x55798e5fad60), y)
   Exit: (197) [system] get_char((0x55798e5fad60), y)
   Call: (197) [system] y=(\)
   Fail: (197) [system] y=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1520018)
   Call: (198) [system] peek_char((0x55798e5fad60), _1520952)
   Exit: (198) [system] peek_char((0x55798e5fad60), p)
^  Call: (198) [user] is_delimiter(p)
   Call: (199) [system] char_type(p, space)
   Fail: (199) [system] char_type(p, space)
   Call: (199) [system] arg(_1525672, v('(', ')', end_of_file), p)
   Fail: (199) [system] arg(_1526604, v('(', ')', end_of_file), p)
^  Fail: (198) [user] is_delimiter(p)
   Call: (198) [system] ')'==p
   Fail: (198) [system] ')'==p
   Call: (198) [system] get_char((0x55798e5fad60), p)
   Exit: (198) [system] get_char((0x55798e5fad60), p)
   Call: (198) [system] p=(\)
   Fail: (198) [system] p=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1533954)
   Call: (199) [system] peek_char((0x55798e5fad60), _1534888)
   Exit: (199) [system] peek_char((0x55798e5fad60), e)
^  Call: (199) [user] is_delimiter(e)
   Call: (200) [system] char_type(e, space)
   Fail: (200) [system] char_type(e, space)
   Call: (200) [system] arg(_1539608, v('(', ')', end_of_file), e)
   Fail: (200) [system] arg(_1540540, v('(', ')', end_of_file), e)
^  Fail: (199) [user] is_delimiter(e)
   Call: (199) [system] ')'==e
   Fail: (199) [system] ')'==e
   Call: (199) [system] get_char((0x55798e5fad60), e)
   Exit: (199) [system] get_char((0x55798e5fad60), e)
   Call: (199) [system] e=(\)
   Fail: (199) [system] e=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1547890)
   Call: (200) [system] peek_char((0x55798e5fad60), _1548824)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
^  Call: (200) [user] is_delimiter(')')
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] arg(_1553544, v('(', ')', end_of_file), ')')
   Exit: (201) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (200) [user] is_delimiter(')')
   Call: (200) [system] _1547890=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (199) [system] _1533954=[e]
   Exit: (199) [system] [e]=[e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (198) [system] _1520018=[p, e]
   Exit: (198) [system] [p, e]=[p, e]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, e])
   Call: (197) [system] _1506082=[y, p, e]
   Exit: (197) [system] [y, p, e]=[y, p, e]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, p, e])
   Call: (196) [system] _1492146=[t, y, p, e]
   Exit: (196) [system] [t, y, p, e]=[t, y, p, e]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, y, p, e])
^  Call: (195) [user] classify_and_convert_charseq($, [t, y, p, e], _1458492)
   Call: (196) [system] atom_chars(_1571156, ['_', t, y, p, e])
   Exit: (196) [system] atom_chars('_type', ['_', t, y, p, e])
^  Exit: (195) [user] classify_and_convert_charseq($, [t, y, p, e], _type)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), $, _type)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), _type)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1575820)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1577678)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1591832)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55798e5fad60), _1595622)
   Exit: (194) [system] get_char((0x55798e5fad60), ')')
   Call: (194) [system] _1575820=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [])
   Call: (193) [system] _1425544=[_type]
   Exit: (193) [system] [_type]=[_type]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [_type])
   Call: (192) [system] _1277140=[_term, _type]
   Exit: (192) [system] [_term, _type]=[_term, _type]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [_term, _type])
   Call: (191) [system] _1184436=[:, _term, _type]
   Exit: (191) [system] [:, _term, _type]=[:, _term, _type]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [:, _term, _type])
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), [:, _term, _type])
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _1609504)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1611362)
   Exit: (191) [system] peek_char((0x55798e5fad60), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55798e5fad60), _1619100)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1621804)
   Exit: (192) [system] peek_char((0x55798e5fad60), k)
   Call: (192) [system] k=(;)
   Fail: (192) [system] k=(;)
^  Call: (192) [user] is_like_space(k)
   Call: (193) [system] char_type(k, 'white')
   Fail: (193) [system] char_type(k, 'white')
   Call: (193) [system] char_type(k, end_of_line)
   Fail: (193) [system] char_type(k, end_of_line)
   Call: (193) [system] char_type(k, space)
   Fail: (193) [system] char_type(k, space)
   Call: (193) [system] char_type(k, cntrl)
   Fail: (193) [system] char_type(k, cntrl)
^  Fail: (192) [user] is_like_space(k)
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1636882)
   Exit: (190) [system] peek_char((0x55798e5fad60), k)
   Call: (190) [system] k=')'
   Fail: (190) [system] k=')'
   Call: (190) [system] k=end_of_file
   Fail: (190) [system] k=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _1642452)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1644310)
   Exit: (192) [system] peek_char((0x55798e5fad60), k)
   Call: (192) [system] k=(;)
   Fail: (192) [system] k=(;)
^  Call: (192) [user] is_like_space(k)
   Call: (193) [system] char_type(k, 'white')
   Fail: (193) [system] char_type(k, 'white')
   Call: (193) [system] char_type(k, end_of_line)
   Fail: (193) [system] char_type(k, end_of_line)
   Call: (193) [system] char_type(k, space)
   Fail: (193) [system] char_type(k, space)
   Call: (193) [system] char_type(k, cntrl)
   Fail: (193) [system] char_type(k, cntrl)
^  Fail: (192) [user] is_like_space(k)
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _1658464)
   Exit: (191) [system] get_char((0x55798e5fad60), k)
   Call: (191) [system] k='('
   Fail: (191) [system] k='('
   Call: (191) [system] k='['
   Fail: (191) [system] k='['
   Call: (191) [system] k='{'
   Fail: (191) [system] k='{'
   Call: (191) [system] k='"'
   Fail: (191) [system] k='"'
   Call: (191) [system] k=!
   Fail: (191) [system] k=!
   Call: (191) [system] k='\''
   Fail: (191) [system] k='\''
   Call: (191) [system] k='`'
   Fail: (191) [system] k='`'
   Call: (191) [system] k=end_of_file
   Fail: (191) [system] k=end_of_file
^  Call: (191) [user] read_symbolic(')', (0x55798e5fad60), k, _1642452)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _1676106)
   Call: (193) [system] peek_char((0x55798e5fad60), _1677040)
   Exit: (193) [system] peek_char((0x55798e5fad60), b)
^  Call: (193) [user] is_delimiter(b)
   Call: (194) [system] char_type(b, space)
   Fail: (194) [system] char_type(b, space)
   Call: (194) [system] arg(_1681760, v('(', ')', end_of_file), b)
   Fail: (194) [system] arg(_1682692, v('(', ')', end_of_file), b)
^  Fail: (193) [user] is_delimiter(b)
   Call: (193) [system] ')'==b
   Fail: (193) [system] ')'==b
   Call: (193) [system] get_char((0x55798e5fad60), b)
   Exit: (193) [system] get_char((0x55798e5fad60), b)
   Call: (193) [system] b=(\)
   Fail: (193) [system] b=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1690042)
   Call: (194) [system] peek_char((0x55798e5fad60), _1690976)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _1690042=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (193) [system] _1676106=[b]
   Exit: (193) [system] [b]=[b]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (192) [user] classify_and_convert_charseq(k, [b], _1642452)
^  Call: (194) [system] setup_call_cleanup('$notrace'(_1703080, _1703082), once(user:catch(read_from_chars([k, b], _1642452), _1703056, fail)), '$restore_trace'(_1703080, _1703082))
^  Call: (195) [system] sig_atomic(system:'$notrace'(_1703080, _1703082))
^  Exit: (194) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _1703056, fail)), system:'$restore_trace'(3, -1))
   Call: (193) [system] atomic(kb)
   Exit: (193) [system] atomic(kb)
^  Exit: (192) [user] classify_and_convert_charseq(k, [b], kb)
^  Exit: (191) [user] read_symbolic(')', (0x55798e5fad60), k, kb)
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), kb)
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _1710580)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1712438)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _1720176)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1722880)
   Exit: (193) [system] peek_char((0x55798e5fad60), r)
   Call: (193) [system] r=(;)
   Fail: (193) [system] r=(;)
^  Call: (193) [user] is_like_space(r)
   Call: (194) [system] char_type(r, 'white')
   Fail: (194) [system] char_type(r, 'white')
   Call: (194) [system] char_type(r, end_of_line)
   Fail: (194) [system] char_type(r, end_of_line)
   Call: (194) [system] char_type(r, space)
   Fail: (194) [system] char_type(r, space)
   Call: (194) [system] char_type(r, cntrl)
   Fail: (194) [system] char_type(r, cntrl)
^  Fail: (193) [user] is_like_space(r)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1737958)
   Exit: (191) [system] peek_char((0x55798e5fad60), r)
   Call: (191) [system] r=')'
   Fail: (191) [system] r=')'
   Call: (191) [system] r=end_of_file
   Fail: (191) [system] r=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _1743528)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1745386)
   Exit: (193) [system] peek_char((0x55798e5fad60), r)
   Call: (193) [system] r=(;)
   Fail: (193) [system] r=(;)
^  Call: (193) [user] is_like_space(r)
   Call: (194) [system] char_type(r, 'white')
   Fail: (194) [system] char_type(r, 'white')
   Call: (194) [system] char_type(r, end_of_line)
   Fail: (194) [system] char_type(r, end_of_line)
   Call: (194) [system] char_type(r, space)
   Fail: (194) [system] char_type(r, space)
   Call: (194) [system] char_type(r, cntrl)
   Fail: (194) [system] char_type(r, cntrl)
^  Fail: (193) [user] is_like_space(r)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _1759540)
   Exit: (192) [system] get_char((0x55798e5fad60), r)
   Call: (192) [system] r='('
   Fail: (192) [system] r='('
   Call: (192) [system] r='['
   Fail: (192) [system] r='['
   Call: (192) [system] r='{'
   Fail: (192) [system] r='{'
   Call: (192) [system] r='"'
   Fail: (192) [system] r='"'
   Call: (192) [system] r=!
   Fail: (192) [system] r=!
   Call: (192) [system] r='\''
   Fail: (192) [system] r='\''
   Call: (192) [system] r='`'
   Fail: (192) [system] r='`'
   Call: (192) [system] r=end_of_file
   Fail: (192) [system] r=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55798e5fad60), r, _1743528)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _1777182)
   Call: (194) [system] peek_char((0x55798e5fad60), _1778116)
   Exit: (194) [system] peek_char((0x55798e5fad60), b)
^  Call: (194) [user] is_delimiter(b)
   Call: (195) [system] char_type(b, space)
   Fail: (195) [system] char_type(b, space)
   Call: (195) [system] arg(_1782836, v('(', ')', end_of_file), b)
   Fail: (195) [system] arg(_1783768, v('(', ')', end_of_file), b)
^  Fail: (194) [user] is_delimiter(b)
   Call: (194) [system] ')'==b
   Fail: (194) [system] ')'==b
   Call: (194) [system] get_char((0x55798e5fad60), b)
   Exit: (194) [system] get_char((0x55798e5fad60), b)
   Call: (194) [system] b=(\)
   Fail: (194) [system] b=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1791118)
   Call: (195) [system] peek_char((0x55798e5fad60), _1792052)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _1791118=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (194) [system] _1777182=[b]
   Exit: (194) [system] [b]=[b]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (193) [user] classify_and_convert_charseq(r, [b], _1743528)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_1804156, _1804158), once(user:catch(read_from_chars([r, b], _1743528), _1804132, fail)), '$restore_trace'(_1804156, _1804158))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_1804156, _1804158))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _1804132, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(rb)
   Exit: (194) [system] atomic(rb)
^  Exit: (193) [user] classify_and_convert_charseq(r, [b], rb)
^  Exit: (192) [user] read_symbolic(')', (0x55798e5fad60), r, rb)
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), rb)
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1811656)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1813514)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1821252)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1823956)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'Z')
   Call: (194) [system] 'Z'=(;)
   Fail: (194) [system] 'Z'=(;)
^  Call: (194) [user] is_like_space('Z')
   Call: (195) [system] char_type('Z', 'white')
   Fail: (195) [system] char_type('Z', 'white')
   Call: (195) [system] char_type('Z', end_of_line)
   Fail: (195) [system] char_type('Z', end_of_line)
   Call: (195) [system] char_type('Z', space)
   Fail: (195) [system] char_type('Z', space)
   Call: (195) [system] char_type('Z', cntrl)
   Fail: (195) [system] char_type('Z', cntrl)
^  Fail: (194) [user] is_like_space('Z')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1839034)
   Exit: (192) [system] peek_char((0x55798e5fad60), 'Z')
   Call: (192) [system] 'Z'=')'
   Fail: (192) [system] 'Z'=')'
   Call: (192) [system] 'Z'=end_of_file
   Fail: (192) [system] 'Z'=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1844604)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1846462)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'Z')
   Call: (194) [system] 'Z'=(;)
   Fail: (194) [system] 'Z'=(;)
^  Call: (194) [user] is_like_space('Z')
   Call: (195) [system] char_type('Z', 'white')
   Fail: (195) [system] char_type('Z', 'white')
   Call: (195) [system] char_type('Z', end_of_line)
   Fail: (195) [system] char_type('Z', end_of_line)
   Call: (195) [system] char_type('Z', space)
   Fail: (195) [system] char_type('Z', space)
   Call: (195) [system] char_type('Z', cntrl)
   Fail: (195) [system] char_type('Z', cntrl)
^  Fail: (194) [user] is_like_space('Z')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1860616)
   Exit: (193) [system] get_char((0x55798e5fad60), 'Z')
   Call: (193) [system] 'Z'='('
   Fail: (193) [system] 'Z'='('
   Call: (193) [system] 'Z'='['
   Fail: (193) [system] 'Z'='['
   Call: (193) [system] 'Z'='{'
   Fail: (193) [system] 'Z'='{'
   Call: (193) [system] 'Z'='"'
   Fail: (193) [system] 'Z'='"'
   Call: (193) [system] 'Z'=!
   Fail: (193) [system] 'Z'=!
   Call: (193) [system] 'Z'='\''
   Fail: (193) [system] 'Z'='\''
   Call: (193) [system] 'Z'='`'
   Fail: (193) [system] 'Z'='`'
   Call: (193) [system] 'Z'=end_of_file
   Fail: (193) [system] 'Z'=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), 'Z', _1844604)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _1878258)
   Call: (195) [system] peek_char((0x55798e5fad60), _1879192)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
^  Call: (195) [user] is_delimiter(')')
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] arg(_1883912, v('(', ')', end_of_file), ')')
   Exit: (196) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (195) [user] is_delimiter(')')
   Call: (195) [system] _1878258=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (194) [user] classify_and_convert_charseq('Z', [], _1844604)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_1890374, _1890376), once(user:catch(read_from_chars(['Z'], _1844604), _1890350, fail)), '$restore_trace'(_1890374, _1890376))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_1890374, _1890376))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['Z'], _1844604), _1890350, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(_1844604)
   Fail: (195) [system] atomic(_1844604)
   Call: (195) [system] atom_chars(_1844604, ['Z'])
   Exit: (195) [system] atom_chars('Z', ['Z'])
^  Exit: (194) [user] classify_and_convert_charseq('Z', [], 'Z')
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), 'Z', 'Z')
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), 'Z')
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _1899750)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1901608)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1915762)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _1919552)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _1899750=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _1811656=['Z']
   Exit: (192) [system] ['Z']=['Z']
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), ['Z'])
   Call: (191) [system] _1710580=[rb, 'Z']
   Exit: (191) [system] [rb, 'Z']=[rb, 'Z']
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [rb, 'Z'])
   Call: (190) [system] _1609504=[kb, rb, 'Z']
   Exit: (190) [system] [kb, rb, 'Z']=[kb, rb, 'Z']
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [kb, rb, 'Z'])
   Call: (189) [system] _1151488=[[:, _term, _type], kb, rb, 'Z']
   Exit: (189) [system] [[:, _term, _type], kb, rb, 'Z']=[[:, _term, _type], kb, rb, 'Z']
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [[:, _term, _type], kb, rb, 'Z'])
   Call: (188) [system] _908214=[synthesize, [:, _term, _type], kb, rb, 'Z']
   Exit: (188) [system] [synthesize, [:, _term, _type], kb, rb, 'Z']=[synthesize, [:, _term, _type], kb, rb, 'Z']
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _term, _type], kb, rb, 'Z'])
^  Exit: (186) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _term, _type], kb, rb, 'Z'])
^  Call: (186) [user] read_list(')', (0x55798e5fad60), _1939022)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _1940880)
   Exit: (188) [system] peek_char((0x55798e5fad60), '\n')
   Call: (188) [system] '\n'=(;)
   Fail: (188) [system] '\n'=(;)
^  Call: (188) [user] is_like_space('\n')
   Call: (189) [system] char_type('\n', 'white')
   Fail: (189) [system] char_type('\n', 'white')
   Call: (189) [system] char_type('\n', end_of_line)
   Exit: (189) [system] char_type('\n', end_of_line)
^  Exit: (188) [user] is_like_space('\n')
   Call: (188) [system] get_char((0x55798e5fad60), _1950474)
   Exit: (188) [system] get_char((0x55798e5fad60), '\n')
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1953178)
   Exit: (189) [system] peek_char((0x55798e5fad60), ' ')
   Call: (189) [system] ' '=(;)
   Fail: (189) [system] ' '=(;)
^  Call: (189) [user] is_like_space(' ')
   Call: (190) [system] char_type(' ', 'white')
   Exit: (190) [system] char_type(' ', 'white')
^  Exit: (189) [user] is_like_space(' ')
   Call: (189) [system] get_char((0x55798e5fad60), _1960916)
   Exit: (189) [system] get_char((0x55798e5fad60), ' ')
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _1963620)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _1971358)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _1974062)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _1990988)
   Exit: (187) [system] peek_char((0x55798e5fad60), '(')
   Call: (187) [system] '('=')'
   Fail: (187) [system] '('=')'
   Call: (187) [system] '('=end_of_file
   Fail: (187) [system] '('=end_of_file
^  Call: (187) [user] cont_sexpr(')', (0x55798e5fad60), _1996558)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _1998416)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=(;)
   Fail: (189) [system] '('=(;)
^  Call: (189) [user] is_like_space('(')
   Call: (190) [system] char_type('(', 'white')
   Fail: (190) [system] char_type('(', 'white')
   Call: (190) [system] char_type('(', end_of_line)
   Fail: (190) [system] char_type('(', end_of_line)
   Call: (190) [system] char_type('(', space)
   Fail: (190) [system] char_type('(', space)
   Call: (190) [system] char_type('(', cntrl)
   Fail: (190) [system] char_type('(', cntrl)
^  Fail: (189) [user] is_like_space('(')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] get_char((0x55798e5fad60), _2012570)
   Exit: (188) [system] get_char((0x55798e5fad60), '(')
   Call: (188) [system] '('='('
   Exit: (188) [system] '('='('
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _1996558)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _2018140)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=(;)
   Fail: (190) [system] '('=(;)
^  Call: (190) [user] is_like_space('(')
   Call: (191) [system] char_type('(', 'white')
   Fail: (191) [system] char_type('(', 'white')
   Call: (191) [system] char_type('(', end_of_line)
   Fail: (191) [system] char_type('(', end_of_line)
   Call: (191) [system] char_type('(', space)
   Fail: (191) [system] char_type('(', space)
   Call: (191) [system] char_type('(', cntrl)
   Fail: (191) [system] char_type('(', cntrl)
^  Fail: (190) [user] is_like_space('(')
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _2032294)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _2037864)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _2039722)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _2053876)
   Exit: (190) [system] get_char((0x55798e5fad60), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _2037864)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _2059446)
   Exit: (192) [system] peek_char((0x55798e5fad60), :)
   Call: (192) [system] (:)=(;)
   Fail: (192) [system] (:)=(;)
^  Call: (192) [user] is_like_space(:)
   Call: (193) [system] char_type(:, 'white')
   Fail: (193) [system] char_type(:, 'white')
   Call: (193) [system] char_type(:, end_of_line)
   Fail: (193) [system] char_type(:, end_of_line)
   Call: (193) [system] char_type(:, space)
   Fail: (193) [system] char_type(:, space)
   Call: (193) [system] char_type(:, cntrl)
   Fail: (193) [system] char_type(:, cntrl)
^  Fail: (192) [user] is_like_space(:)
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _2073600)
   Exit: (191) [system] peek_char((0x55798e5fad60), :)
   Call: (191) [system] (:)=')'
   Fail: (191) [system] (:)=')'
   Call: (191) [system] (:)=end_of_file
   Fail: (191) [system] (:)=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _2079170)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _2081028)
   Exit: (193) [system] peek_char((0x55798e5fad60), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _2095182)
   Exit: (192) [system] get_char((0x55798e5fad60), :)
   Call: (192) [system] (:)='('
   Fail: (192) [system] (:)='('
   Call: (192) [system] (:)='['
   Fail: (192) [system] (:)='['
   Call: (192) [system] (:)='{'
   Fail: (192) [system] (:)='{'
   Call: (192) [system] (:)='"'
   Fail: (192) [system] (:)='"'
   Call: (192) [system] (:)=!
   Fail: (192) [system] (:)=!
   Call: (192) [system] (:)='\''
   Fail: (192) [system] (:)='\''
   Call: (192) [system] (:)='`'
   Fail: (192) [system] (:)='`'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55798e5fad60), :, _3446)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _19586)
   Call: (194) [system] peek_char((0x55798e5fad60), _20520)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (194) [user] is_delimiter(' ')
   Call: (195) [system] char_type(' ', space)
   Exit: (195) [system] char_type(' ', space)
^  Exit: (194) [user] is_delimiter(' ')
   Call: (194) [system] _19586=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (193) [user] classify_and_convert_charseq(:, [], _3446)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_29830, _29832), once(user:catch(read_from_chars([:], _3446), _29806, fail)), '$restore_trace'(_29830, _29832))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_29830, _29832))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _29806, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(:)
   Exit: (194) [system] atomic(:)
^  Exit: (193) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (192) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _37330)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _39188)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _46926)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _49630)
   Exit: (194) [system] peek_char((0x55798e5fad60), a)
   Call: (194) [system] a=(;)
   Fail: (194) [system] a=(;)
^  Call: (194) [user] is_like_space(a)
   Call: (195) [system] char_type(a, 'white')
   Fail: (195) [system] char_type(a, 'white')
   Call: (195) [system] char_type(a, end_of_line)
   Fail: (195) [system] char_type(a, end_of_line)
   Call: (195) [system] char_type(a, space)
   Fail: (195) [system] char_type(a, space)
   Call: (195) [system] char_type(a, cntrl)
   Fail: (195) [system] char_type(a, cntrl)
^  Fail: (194) [user] is_like_space(a)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _64708)
   Exit: (192) [system] peek_char((0x55798e5fad60), a)
   Call: (192) [system] a=')'
   Fail: (192) [system] a=')'
   Call: (192) [system] a=end_of_file
   Fail: (192) [system] a=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _70278)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _72136)
   Exit: (194) [system] peek_char((0x55798e5fad60), a)
   Call: (194) [system] a=(;)
   Fail: (194) [system] a=(;)
^  Call: (194) [user] is_like_space(a)
   Call: (195) [system] char_type(a, 'white')
   Fail: (195) [system] char_type(a, 'white')
   Call: (195) [system] char_type(a, end_of_line)
   Fail: (195) [system] char_type(a, end_of_line)
   Call: (195) [system] char_type(a, space)
   Fail: (195) [system] char_type(a, space)
   Call: (195) [system] char_type(a, cntrl)
   Fail: (195) [system] char_type(a, cntrl)
^  Fail: (194) [user] is_like_space(a)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _86290)
   Exit: (193) [system] get_char((0x55798e5fad60), a)
   Call: (193) [system] a='('
   Fail: (193) [system] a='('
   Call: (193) [system] a='['
   Fail: (193) [system] a='['
   Call: (193) [system] a='{'
   Fail: (193) [system] a='{'
   Call: (193) [system] a='"'
   Fail: (193) [system] a='"'
   Call: (193) [system] a=!
   Fail: (193) [system] a=!
   Call: (193) [system] a='\''
   Fail: (193) [system] a='\''
   Call: (193) [system] a='`'
   Fail: (193) [system] a='`'
   Call: (193) [system] a=end_of_file
   Fail: (193) [system] a=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), a, _70278)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _103932)
   Call: (195) [system] peek_char((0x55798e5fad60), _104866)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _103932=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (194) [user] classify_and_convert_charseq(a, [], _70278)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_114176, _114178), once(user:catch(read_from_chars([a], _70278), _114152, fail)), '$restore_trace'(_114176, _114178))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_114176, _114178))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _114152, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(a)
   Exit: (195) [system] atomic(a)
^  Exit: (194) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _121676)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _123534)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _131272)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _133976)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'A')
   Call: (195) [system] 'A'=(;)
   Fail: (195) [system] 'A'=(;)
^  Call: (195) [user] is_like_space('A')
   Call: (196) [system] char_type('A', 'white')
   Fail: (196) [system] char_type('A', 'white')
   Call: (196) [system] char_type('A', end_of_line)
   Fail: (196) [system] char_type('A', end_of_line)
   Call: (196) [system] char_type('A', space)
   Fail: (196) [system] char_type('A', space)
   Call: (196) [system] char_type('A', cntrl)
   Fail: (196) [system] char_type('A', cntrl)
^  Fail: (195) [user] is_like_space('A')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _149054)
   Exit: (193) [system] peek_char((0x55798e5fad60), 'A')
   Call: (193) [system] 'A'=')'
   Fail: (193) [system] 'A'=')'
   Call: (193) [system] 'A'=end_of_file
   Fail: (193) [system] 'A'=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _154624)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _156482)
   Exit: (195) [system] peek_char((0x55798e5fad60), 'A')
   Call: (195) [system] 'A'=(;)
   Fail: (195) [system] 'A'=(;)
^  Call: (195) [user] is_like_space('A')
   Call: (196) [system] char_type('A', 'white')
   Fail: (196) [system] char_type('A', 'white')
   Call: (196) [system] char_type('A', end_of_line)
   Fail: (196) [system] char_type('A', end_of_line)
   Call: (196) [system] char_type('A', space)
   Fail: (196) [system] char_type('A', space)
   Call: (196) [system] char_type('A', cntrl)
   Fail: (196) [system] char_type('A', cntrl)
^  Fail: (195) [user] is_like_space('A')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _170636)
   Exit: (194) [system] get_char((0x55798e5fad60), 'A')
   Call: (194) [system] 'A'='('
   Fail: (194) [system] 'A'='('
   Call: (194) [system] 'A'='['
   Fail: (194) [system] 'A'='['
   Call: (194) [system] 'A'='{'
   Fail: (194) [system] 'A'='{'
   Call: (194) [system] 'A'='"'
   Fail: (194) [system] 'A'='"'
   Call: (194) [system] 'A'=!
   Fail: (194) [system] 'A'=!
   Call: (194) [system] 'A'='\''
   Fail: (194) [system] 'A'='\''
   Call: (194) [system] 'A'='`'
   Fail: (194) [system] 'A'='`'
   Call: (194) [system] 'A'=end_of_file
   Fail: (194) [system] 'A'=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), 'A', _154624)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _188278)
   Call: (196) [system] peek_char((0x55798e5fad60), _189212)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
^  Call: (196) [user] is_delimiter(')')
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] arg(_193932, v('(', ')', end_of_file), ')')
   Exit: (197) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (196) [user] is_delimiter(')')
   Call: (196) [system] _188278=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (195) [user] classify_and_convert_charseq('A', [], _154624)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_200394, _200396), once(user:catch(read_from_chars(['A'], _154624), _200370, fail)), '$restore_trace'(_200394, _200396))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_200394, _200396))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _154624), _200370, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(_154624)
   Fail: (196) [system] atomic(_154624)
   Call: (196) [system] atom_chars(_154624, ['A'])
   Exit: (196) [system] atom_chars('A', ['A'])
^  Exit: (195) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _209770)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _211628)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=(;)
   Fail: (195) [system] ')'=(;)
^  Call: (195) [user] is_like_space(')')
   Call: (196) [system] char_type(')', 'white')
   Fail: (196) [system] char_type(')', 'white')
   Call: (196) [system] char_type(')', end_of_line)
   Fail: (196) [system] char_type(')', end_of_line)
   Call: (196) [system] char_type(')', space)
   Fail: (196) [system] char_type(')', space)
   Call: (196) [system] char_type(')', cntrl)
   Fail: (196) [system] char_type(')', cntrl)
^  Fail: (195) [user] is_like_space(')')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _225782)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=')'
   Exit: (194) [system] ')'=')'
   Call: (194) [system] get_char((0x55798e5fad60), _229572)
   Exit: (194) [system] get_char((0x55798e5fad60), ')')
   Call: (194) [system] _209770=[]
   Exit: (194) [system] []=[]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [])
   Call: (193) [system] _121676=['A']
   Exit: (193) [system] ['A']=['A']
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (192) [system] _37330=[a, 'A']
   Exit: (192) [system] [a, 'A']=[a, 'A']
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [a, 'A'])
   Call: (191) [system] _3440=[:, a, 'A']
   Exit: (191) [system] [:, a, 'A']=[:, a, 'A']
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [:, a, 'A'])
^  Exit: (189) [user] cont_sexpr(')', (0x55798e5fad60), [:, a, 'A'])
^  Call: (189) [user] read_list(')', (0x55798e5fad60), _243454)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _245312)
   Exit: (191) [system] peek_char((0x55798e5fad60), ' ')
   Call: (191) [system] ' '=(;)
   Fail: (191) [system] ' '=(;)
^  Call: (191) [user] is_like_space(' ')
   Call: (192) [system] char_type(' ', 'white')
   Exit: (192) [system] char_type(' ', 'white')
^  Exit: (191) [user] is_like_space(' ')
   Call: (191) [system] get_char((0x55798e5fad60), _253050)
   Exit: (191) [system] get_char((0x55798e5fad60), ' ')
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _255754)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _270832)
   Exit: (190) [system] peek_char((0x55798e5fad60), '(')
   Call: (190) [system] '('=')'
   Fail: (190) [system] '('=')'
   Call: (190) [system] '('=end_of_file
   Fail: (190) [system] '('=end_of_file
^  Call: (190) [user] cont_sexpr(')', (0x55798e5fad60), _276402)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _278260)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=(;)
   Fail: (192) [system] '('=(;)
^  Call: (192) [user] is_like_space('(')
   Call: (193) [system] char_type('(', 'white')
   Fail: (193) [system] char_type('(', 'white')
   Call: (193) [system] char_type('(', end_of_line)
   Fail: (193) [system] char_type('(', end_of_line)
   Call: (193) [system] char_type('(', space)
   Fail: (193) [system] char_type('(', space)
   Call: (193) [system] char_type('(', cntrl)
   Fail: (193) [system] char_type('(', cntrl)
^  Fail: (192) [user] is_like_space('(')
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] get_char((0x55798e5fad60), _292414)
   Exit: (191) [system] get_char((0x55798e5fad60), '(')
   Call: (191) [system] '('='('
   Exit: (191) [system] '('='('
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _276402)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _297984)
   Exit: (193) [system] peek_char((0x55798e5fad60), :)
   Call: (193) [system] (:)=(;)
   Fail: (193) [system] (:)=(;)
^  Call: (193) [user] is_like_space(:)
   Call: (194) [system] char_type(:, 'white')
   Fail: (194) [system] char_type(:, 'white')
   Call: (194) [system] char_type(:, end_of_line)
   Fail: (194) [system] char_type(:, end_of_line)
   Call: (194) [system] char_type(:, space)
   Fail: (194) [system] char_type(:, space)
   Call: (194) [system] char_type(:, cntrl)
   Fail: (194) [system] char_type(:, cntrl)
^  Fail: (193) [user] is_like_space(:)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _312138)
   Exit: (192) [system] peek_char((0x55798e5fad60), :)
   Call: (192) [system] (:)=')'
   Fail: (192) [system] (:)=')'
   Call: (192) [system] (:)=end_of_file
   Fail: (192) [system] (:)=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _317708)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _319566)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _333720)
   Exit: (193) [system] get_char((0x55798e5fad60), :)
   Call: (193) [system] (:)='('
   Fail: (193) [system] (:)='('
   Call: (193) [system] (:)='['
   Fail: (193) [system] (:)='['
   Call: (193) [system] (:)='{'
   Fail: (193) [system] (:)='{'
   Call: (193) [system] (:)='"'
   Fail: (193) [system] (:)='"'
   Call: (193) [system] (:)=!
   Fail: (193) [system] (:)=!
   Call: (193) [system] (:)='\''
   Fail: (193) [system] (:)='\''
   Call: (193) [system] (:)='`'
   Fail: (193) [system] (:)='`'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] read_symbolic(')', (0x55798e5fad60), :, _317708)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _351362)
   Call: (195) [system] peek_char((0x55798e5fad60), _352296)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _351362=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (194) [user] classify_and_convert_charseq(:, [], _317708)
^  Call: (196) [system] setup_call_cleanup('$notrace'(_361606, _361608), once(user:catch(read_from_chars([:], _317708), _361582, fail)), '$restore_trace'(_361606, _361608))
^  Call: (197) [system] sig_atomic(system:'$notrace'(_361606, _361608))
^  Exit: (196) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _361582, fail)), system:'$restore_trace'(3, -1))
   Call: (195) [system] atomic(:)
   Exit: (195) [system] atomic(:)
^  Exit: (194) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (193) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _369106)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _370964)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _378702)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _381406)
   Exit: (195) [system] peek_char((0x55798e5fad60), a)
   Call: (195) [system] a=(;)
   Fail: (195) [system] a=(;)
^  Call: (195) [user] is_like_space(a)
   Call: (196) [system] char_type(a, 'white')
   Fail: (196) [system] char_type(a, 'white')
   Call: (196) [system] char_type(a, end_of_line)
   Fail: (196) [system] char_type(a, end_of_line)
   Call: (196) [system] char_type(a, space)
   Fail: (196) [system] char_type(a, space)
   Call: (196) [system] char_type(a, cntrl)
   Fail: (196) [system] char_type(a, cntrl)
^  Fail: (195) [user] is_like_space(a)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _396484)
   Exit: (193) [system] peek_char((0x55798e5fad60), a)
   Call: (193) [system] a=')'
   Fail: (193) [system] a=')'
   Call: (193) [system] a=end_of_file
   Fail: (193) [system] a=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _402054)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _403912)
   Exit: (195) [system] peek_char((0x55798e5fad60), a)
   Call: (195) [system] a=(;)
   Fail: (195) [system] a=(;)
^  Call: (195) [user] is_like_space(a)
   Call: (196) [system] char_type(a, 'white')
   Fail: (196) [system] char_type(a, 'white')
   Call: (196) [system] char_type(a, end_of_line)
   Fail: (196) [system] char_type(a, end_of_line)
   Call: (196) [system] char_type(a, space)
   Fail: (196) [system] char_type(a, space)
   Call: (196) [system] char_type(a, cntrl)
   Fail: (196) [system] char_type(a, cntrl)
^  Fail: (195) [user] is_like_space(a)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _418066)
   Exit: (194) [system] get_char((0x55798e5fad60), a)
   Call: (194) [system] a='('
   Fail: (194) [system] a='('
   Call: (194) [system] a='['
   Fail: (194) [system] a='['
   Call: (194) [system] a='{'
   Fail: (194) [system] a='{'
   Call: (194) [system] a='"'
   Fail: (194) [system] a='"'
   Call: (194) [system] a=!
   Fail: (194) [system] a=!
   Call: (194) [system] a='\''
   Fail: (194) [system] a='\''
   Call: (194) [system] a='`'
   Fail: (194) [system] a='`'
   Call: (194) [system] a=end_of_file
   Fail: (194) [system] a=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), a, _402054)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _435708)
   Call: (196) [system] peek_char((0x55798e5fad60), _436642)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _435708=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (195) [user] classify_and_convert_charseq(a, [], _402054)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_445952, _445954), once(user:catch(read_from_chars([a], _402054), _445928, fail)), '$restore_trace'(_445952, _445954))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_445952, _445954))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _445928, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(a)
   Exit: (196) [system] atomic(a)
^  Exit: (195) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _453452)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _455310)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _463048)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _465752)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'B')
   Call: (196) [system] 'B'=(;)
   Fail: (196) [system] 'B'=(;)
^  Call: (196) [user] is_like_space('B')
   Call: (197) [system] char_type('B', 'white')
   Fail: (197) [system] char_type('B', 'white')
   Call: (197) [system] char_type('B', end_of_line)
   Fail: (197) [system] char_type('B', end_of_line)
   Call: (197) [system] char_type('B', space)
   Fail: (197) [system] char_type('B', space)
   Call: (197) [system] char_type('B', cntrl)
   Fail: (197) [system] char_type('B', cntrl)
^  Fail: (196) [user] is_like_space('B')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _480830)
   Exit: (194) [system] peek_char((0x55798e5fad60), 'B')
   Call: (194) [system] 'B'=')'
   Fail: (194) [system] 'B'=')'
   Call: (194) [system] 'B'=end_of_file
   Fail: (194) [system] 'B'=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _486400)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _488258)
   Exit: (196) [system] peek_char((0x55798e5fad60), 'B')
   Call: (196) [system] 'B'=(;)
   Fail: (196) [system] 'B'=(;)
^  Call: (196) [user] is_like_space('B')
   Call: (197) [system] char_type('B', 'white')
   Fail: (197) [system] char_type('B', 'white')
   Call: (197) [system] char_type('B', end_of_line)
   Fail: (197) [system] char_type('B', end_of_line)
   Call: (197) [system] char_type('B', space)
   Fail: (197) [system] char_type('B', space)
   Call: (197) [system] char_type('B', cntrl)
   Fail: (197) [system] char_type('B', cntrl)
^  Fail: (196) [user] is_like_space('B')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _502412)
   Exit: (195) [system] get_char((0x55798e5fad60), 'B')
   Call: (195) [system] 'B'='('
   Fail: (195) [system] 'B'='('
   Call: (195) [system] 'B'='['
   Fail: (195) [system] 'B'='['
   Call: (195) [system] 'B'='{'
   Fail: (195) [system] 'B'='{'
   Call: (195) [system] 'B'='"'
   Fail: (195) [system] 'B'='"'
   Call: (195) [system] 'B'=!
   Fail: (195) [system] 'B'=!
   Call: (195) [system] 'B'='\''
   Fail: (195) [system] 'B'='\''
   Call: (195) [system] 'B'='`'
   Fail: (195) [system] 'B'='`'
   Call: (195) [system] 'B'=end_of_file
   Fail: (195) [system] 'B'=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), 'B', _486400)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _520054)
   Call: (197) [system] peek_char((0x55798e5fad60), _520988)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
^  Call: (197) [user] is_delimiter(')')
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] arg(_525708, v('(', ')', end_of_file), ')')
   Exit: (198) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (197) [user] is_delimiter(')')
   Call: (197) [system] _520054=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (196) [user] classify_and_convert_charseq('B', [], _486400)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_532170, _532172), once(user:catch(read_from_chars(['B'], _486400), _532146, fail)), '$restore_trace'(_532170, _532172))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_532170, _532172))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _486400), _532146, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(_486400)
   Fail: (197) [system] atomic(_486400)
   Call: (197) [system] atom_chars(_486400, ['B'])
   Exit: (197) [system] atom_chars('B', ['B'])
^  Exit: (196) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _541546)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _543404)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=(;)
   Fail: (196) [system] ')'=(;)
^  Call: (196) [user] is_like_space(')')
   Call: (197) [system] char_type(')', 'white')
   Fail: (197) [system] char_type(')', 'white')
   Call: (197) [system] char_type(')', end_of_line)
   Fail: (197) [system] char_type(')', end_of_line)
   Call: (197) [system] char_type(')', space)
   Fail: (197) [system] char_type(')', space)
   Call: (197) [system] char_type(')', cntrl)
   Fail: (197) [system] char_type(')', cntrl)
^  Fail: (196) [user] is_like_space(')')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _557558)
   Exit: (195) [system] peek_char((0x55798e5fad60), ')')
   Call: (195) [system] ')'=')'
   Exit: (195) [system] ')'=')'
   Call: (195) [system] get_char((0x55798e5fad60), _561348)
   Exit: (195) [system] get_char((0x55798e5fad60), ')')
   Call: (195) [system] _541546=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [])
   Call: (194) [system] _453452=['B']
   Exit: (194) [system] ['B']=['B']
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (193) [system] _369106=[a, 'B']
   Exit: (193) [system] [a, 'B']=[a, 'B']
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [a, 'B'])
   Call: (192) [system] _276402=[:, a, 'B']
   Exit: (192) [system] [:, a, 'B']=[:, a, 'B']
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [:, a, 'B'])
^  Exit: (190) [user] cont_sexpr(')', (0x55798e5fad60), [:, a, 'B'])
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _575230)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _577088)
   Exit: (192) [system] peek_char((0x55798e5fad60), ' ')
   Call: (192) [system] ' '=(;)
   Fail: (192) [system] ' '=(;)
^  Call: (192) [user] is_like_space(' ')
   Call: (193) [system] char_type(' ', 'white')
   Exit: (193) [system] char_type(' ', 'white')
^  Exit: (192) [user] is_like_space(' ')
   Call: (192) [system] get_char((0x55798e5fad60), _584826)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _587530)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _602608)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=')'
   Fail: (191) [system] '('=')'
   Call: (191) [system] '('=end_of_file
   Fail: (191) [system] '('=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _608178)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _610036)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=(;)
   Fail: (193) [system] '('=(;)
^  Call: (193) [user] is_like_space('(')
   Call: (194) [system] char_type('(', 'white')
   Fail: (194) [system] char_type('(', 'white')
   Call: (194) [system] char_type('(', end_of_line)
   Fail: (194) [system] char_type('(', end_of_line)
   Call: (194) [system] char_type('(', space)
   Fail: (194) [system] char_type('(', space)
   Call: (194) [system] char_type('(', cntrl)
   Fail: (194) [system] char_type('(', cntrl)
^  Fail: (193) [user] is_like_space('(')
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _624190)
   Exit: (192) [system] get_char((0x55798e5fad60), '(')
   Call: (192) [system] '('='('
   Exit: (192) [system] '('='('
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _608178)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _629760)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=(;)
   Fail: (194) [system] (:)=(;)
^  Call: (194) [user] is_like_space(:)
   Call: (195) [system] char_type(:, 'white')
   Fail: (195) [system] char_type(:, 'white')
   Call: (195) [system] char_type(:, end_of_line)
   Fail: (195) [system] char_type(:, end_of_line)
   Call: (195) [system] char_type(:, space)
   Fail: (195) [system] char_type(:, space)
   Call: (195) [system] char_type(:, cntrl)
   Fail: (195) [system] char_type(:, cntrl)
^  Fail: (194) [user] is_like_space(:)
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _643914)
   Exit: (193) [system] peek_char((0x55798e5fad60), :)
   Call: (193) [system] (:)=')'
   Fail: (193) [system] (:)=')'
   Call: (193) [system] (:)=end_of_file
   Fail: (193) [system] (:)=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _649484)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _651342)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _665496)
   Exit: (194) [system] get_char((0x55798e5fad60), :)
   Call: (194) [system] (:)='('
   Fail: (194) [system] (:)='('
   Call: (194) [system] (:)='['
   Fail: (194) [system] (:)='['
   Call: (194) [system] (:)='{'
   Fail: (194) [system] (:)='{'
   Call: (194) [system] (:)='"'
   Fail: (194) [system] (:)='"'
   Call: (194) [system] (:)=!
   Fail: (194) [system] (:)=!
   Call: (194) [system] (:)='\''
   Fail: (194) [system] (:)='\''
   Call: (194) [system] (:)='`'
   Fail: (194) [system] (:)='`'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] read_symbolic(')', (0x55798e5fad60), :, _649484)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _683138)
   Call: (196) [system] peek_char((0x55798e5fad60), _684072)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (196) [user] is_delimiter(' ')
   Call: (197) [system] char_type(' ', space)
   Exit: (197) [system] char_type(' ', space)
^  Exit: (196) [user] is_delimiter(' ')
   Call: (196) [system] _683138=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (195) [user] classify_and_convert_charseq(:, [], _649484)
^  Call: (197) [system] setup_call_cleanup('$notrace'(_693382, _693384), once(user:catch(read_from_chars([:], _649484), _693358, fail)), '$restore_trace'(_693382, _693384))
^  Call: (198) [system] sig_atomic(system:'$notrace'(_693382, _693384))
^  Exit: (197) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _693358, fail)), system:'$restore_trace'(3, -1))
   Call: (196) [system] atomic(:)
   Exit: (196) [system] atomic(:)
^  Exit: (195) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (194) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (193) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _700882)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _702740)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _710478)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _713182)
   Exit: (196) [system] peek_char((0x55798e5fad60), a)
   Call: (196) [system] a=(;)
   Fail: (196) [system] a=(;)
^  Call: (196) [user] is_like_space(a)
   Call: (197) [system] char_type(a, 'white')
   Fail: (197) [system] char_type(a, 'white')
   Call: (197) [system] char_type(a, end_of_line)
   Fail: (197) [system] char_type(a, end_of_line)
   Call: (197) [system] char_type(a, space)
   Fail: (197) [system] char_type(a, space)
   Call: (197) [system] char_type(a, cntrl)
   Fail: (197) [system] char_type(a, cntrl)
^  Fail: (196) [user] is_like_space(a)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _728260)
   Exit: (194) [system] peek_char((0x55798e5fad60), a)
   Call: (194) [system] a=')'
   Fail: (194) [system] a=')'
   Call: (194) [system] a=end_of_file
   Fail: (194) [system] a=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _733830)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _735688)
   Exit: (196) [system] peek_char((0x55798e5fad60), a)
   Call: (196) [system] a=(;)
   Fail: (196) [system] a=(;)
^  Call: (196) [user] is_like_space(a)
   Call: (197) [system] char_type(a, 'white')
   Fail: (197) [system] char_type(a, 'white')
   Call: (197) [system] char_type(a, end_of_line)
   Fail: (197) [system] char_type(a, end_of_line)
   Call: (197) [system] char_type(a, space)
   Fail: (197) [system] char_type(a, space)
   Call: (197) [system] char_type(a, cntrl)
   Fail: (197) [system] char_type(a, cntrl)
^  Fail: (196) [user] is_like_space(a)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _749842)
   Exit: (195) [system] get_char((0x55798e5fad60), a)
   Call: (195) [system] a='('
   Fail: (195) [system] a='('
   Call: (195) [system] a='['
   Fail: (195) [system] a='['
   Call: (195) [system] a='{'
   Fail: (195) [system] a='{'
   Call: (195) [system] a='"'
   Fail: (195) [system] a='"'
   Call: (195) [system] a=!
   Fail: (195) [system] a=!
   Call: (195) [system] a='\''
   Fail: (195) [system] a='\''
   Call: (195) [system] a='`'
   Fail: (195) [system] a='`'
   Call: (195) [system] a=end_of_file
   Fail: (195) [system] a=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), a, _733830)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _767484)
   Call: (197) [system] peek_char((0x55798e5fad60), _768418)
   Exit: (197) [system] peek_char((0x55798e5fad60), b)
^  Call: (197) [user] is_delimiter(b)
   Call: (198) [system] char_type(b, space)
   Fail: (198) [system] char_type(b, space)
   Call: (198) [system] arg(_773138, v('(', ')', end_of_file), b)
   Fail: (198) [system] arg(_774070, v('(', ')', end_of_file), b)
^  Fail: (197) [user] is_delimiter(b)
   Call: (197) [system] ')'==b
   Fail: (197) [system] ')'==b
   Call: (197) [system] get_char((0x55798e5fad60), b)
   Exit: (197) [system] get_char((0x55798e5fad60), b)
   Call: (197) [system] b=(\)
   Fail: (197) [system] b=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _781420)
   Call: (198) [system] peek_char((0x55798e5fad60), _782354)
   Exit: (198) [system] peek_char((0x55798e5fad60), c)
^  Call: (198) [user] is_delimiter(c)
   Call: (199) [system] char_type(c, space)
   Fail: (199) [system] char_type(c, space)
   Call: (199) [system] arg(_787074, v('(', ')', end_of_file), c)
   Fail: (199) [system] arg(_788006, v('(', ')', end_of_file), c)
^  Fail: (198) [user] is_delimiter(c)
   Call: (198) [system] ')'==c
   Fail: (198) [system] ')'==c
   Call: (198) [system] get_char((0x55798e5fad60), c)
   Exit: (198) [system] get_char((0x55798e5fad60), c)
   Call: (198) [system] c=(\)
   Fail: (198) [system] c=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _795356)
   Call: (199) [system] peek_char((0x55798e5fad60), _796290)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (199) [user] is_delimiter(' ')
   Call: (200) [system] char_type(' ', space)
   Exit: (200) [system] char_type(' ', space)
^  Exit: (199) [user] is_delimiter(' ')
   Call: (199) [system] _795356=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (198) [system] _781420=[c]
   Exit: (198) [system] [c]=[c]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (197) [system] _767484=[b, c]
   Exit: (197) [system] [b, c]=[b, c]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (196) [user] classify_and_convert_charseq(a, [b, c], _733830)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_811188, _811190), once(user:catch(read_from_chars([a, b, c], _733830), _811164, fail)), '$restore_trace'(_811188, _811190))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_811188, _811190))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _811164, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(abc)
   Exit: (197) [system] atomic(abc)
^  Exit: (196) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _818688)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _820546)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _828284)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _830988)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _846066)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _851636)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _853494)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _867648)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _851636)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _873218)
   Exit: (198) [system] peek_char((0x55798e5fad60), 'I')
   Call: (198) [system] 'I'=(;)
   Fail: (198) [system] 'I'=(;)
^  Call: (198) [user] is_like_space('I')
   Call: (199) [system] char_type('I', 'white')
   Fail: (199) [system] char_type('I', 'white')
   Call: (199) [system] char_type('I', end_of_line)
   Fail: (199) [system] char_type('I', end_of_line)
   Call: (199) [system] char_type('I', space)
   Fail: (199) [system] char_type('I', space)
   Call: (199) [system] char_type('I', cntrl)
   Fail: (199) [system] char_type('I', cntrl)
^  Fail: (198) [user] is_like_space('I')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _887372)
   Exit: (197) [system] peek_char((0x55798e5fad60), 'I')
   Call: (197) [system] 'I'=')'
   Fail: (197) [system] 'I'=')'
   Call: (197) [system] 'I'=end_of_file
   Fail: (197) [system] 'I'=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _892942)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _894800)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'I')
   Call: (199) [system] 'I'=(;)
   Fail: (199) [system] 'I'=(;)
^  Call: (199) [user] is_like_space('I')
   Call: (200) [system] char_type('I', 'white')
   Fail: (200) [system] char_type('I', 'white')
   Call: (200) [system] char_type('I', end_of_line)
   Fail: (200) [system] char_type('I', end_of_line)
   Call: (200) [system] char_type('I', space)
   Fail: (200) [system] char_type('I', space)
   Call: (200) [system] char_type('I', cntrl)
   Fail: (200) [system] char_type('I', cntrl)
^  Fail: (199) [user] is_like_space('I')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _908954)
   Exit: (198) [system] get_char((0x55798e5fad60), 'I')
   Call: (198) [system] 'I'='('
   Fail: (198) [system] 'I'='('
   Call: (198) [system] 'I'='['
   Fail: (198) [system] 'I'='['
   Call: (198) [system] 'I'='{'
   Fail: (198) [system] 'I'='{'
   Call: (198) [system] 'I'='"'
   Fail: (198) [system] 'I'='"'
   Call: (198) [system] 'I'=!
   Fail: (198) [system] 'I'=!
   Call: (198) [system] 'I'='\''
   Fail: (198) [system] 'I'='\''
   Call: (198) [system] 'I'='`'
   Fail: (198) [system] 'I'='`'
   Call: (198) [system] 'I'=end_of_file
   Fail: (198) [system] 'I'=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), 'I', _892942)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _926596)
   Call: (200) [system] peek_char((0x55798e5fad60), _927530)
   Exit: (200) [system] peek_char((0x55798e5fad60), m)
^  Call: (200) [user] is_delimiter(m)
   Call: (201) [system] char_type(m, space)
   Fail: (201) [system] char_type(m, space)
   Call: (201) [system] arg(_932250, v('(', ')', end_of_file), m)
   Fail: (201) [system] arg(_933182, v('(', ')', end_of_file), m)
^  Fail: (200) [user] is_delimiter(m)
   Call: (200) [system] ')'==m
   Fail: (200) [system] ')'==m
   Call: (200) [system] get_char((0x55798e5fad60), m)
   Exit: (200) [system] get_char((0x55798e5fad60), m)
   Call: (200) [system] m=(\)
   Fail: (200) [system] m=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _940532)
   Call: (201) [system] peek_char((0x55798e5fad60), _941466)
   Exit: (201) [system] peek_char((0x55798e5fad60), p)
^  Call: (201) [user] is_delimiter(p)
   Call: (202) [system] char_type(p, space)
   Fail: (202) [system] char_type(p, space)
   Call: (202) [system] arg(_946186, v('(', ')', end_of_file), p)
   Fail: (202) [system] arg(_947118, v('(', ')', end_of_file), p)
^  Fail: (201) [user] is_delimiter(p)
   Call: (201) [system] ')'==p
   Fail: (201) [system] ')'==p
   Call: (201) [system] get_char((0x55798e5fad60), p)
   Exit: (201) [system] get_char((0x55798e5fad60), p)
   Call: (201) [system] p=(\)
   Fail: (201) [system] p=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _954468)
   Call: (202) [system] peek_char((0x55798e5fad60), _955402)
   Exit: (202) [system] peek_char((0x55798e5fad60), l)
^  Call: (202) [user] is_delimiter(l)
   Call: (203) [system] char_type(l, space)
   Fail: (203) [system] char_type(l, space)
   Call: (203) [system] arg(_960122, v('(', ')', end_of_file), l)
   Fail: (203) [system] arg(_961054, v('(', ')', end_of_file), l)
^  Fail: (202) [user] is_delimiter(l)
   Call: (202) [system] ')'==l
   Fail: (202) [system] ')'==l
   Call: (202) [system] get_char((0x55798e5fad60), l)
   Exit: (202) [system] get_char((0x55798e5fad60), l)
   Call: (202) [system] l=(\)
   Fail: (202) [system] l=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _968404)
   Call: (203) [system] peek_char((0x55798e5fad60), _969338)
   Exit: (203) [system] peek_char((0x55798e5fad60), i)
^  Call: (203) [user] is_delimiter(i)
   Call: (204) [system] char_type(i, space)
   Fail: (204) [system] char_type(i, space)
   Call: (204) [system] arg(_974058, v('(', ')', end_of_file), i)
   Fail: (204) [system] arg(_974990, v('(', ')', end_of_file), i)
^  Fail: (203) [user] is_delimiter(i)
   Call: (203) [system] ')'==i
   Fail: (203) [system] ')'==i
   Call: (203) [system] get_char((0x55798e5fad60), i)
   Exit: (203) [system] get_char((0x55798e5fad60), i)
   Call: (203) [system] i=(\)
   Fail: (203) [system] i=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _982340)
   Call: (204) [system] peek_char((0x55798e5fad60), _983274)
   Exit: (204) [system] peek_char((0x55798e5fad60), c)
^  Call: (204) [user] is_delimiter(c)
   Call: (205) [system] char_type(c, space)
   Fail: (205) [system] char_type(c, space)
   Call: (205) [system] arg(_987994, v('(', ')', end_of_file), c)
   Fail: (205) [system] arg(_988926, v('(', ')', end_of_file), c)
^  Fail: (204) [user] is_delimiter(c)
   Call: (204) [system] ')'==c
   Fail: (204) [system] ')'==c
   Call: (204) [system] get_char((0x55798e5fad60), c)
   Exit: (204) [system] get_char((0x55798e5fad60), c)
   Call: (204) [system] c=(\)
   Fail: (204) [system] c=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _996276)
   Call: (205) [system] peek_char((0x55798e5fad60), _997210)
   Exit: (205) [system] peek_char((0x55798e5fad60), a)
^  Call: (205) [user] is_delimiter(a)
   Call: (206) [system] char_type(a, space)
   Fail: (206) [system] char_type(a, space)
   Call: (206) [system] arg(_1001930, v('(', ')', end_of_file), a)
   Fail: (206) [system] arg(_1002862, v('(', ')', end_of_file), a)
^  Fail: (205) [user] is_delimiter(a)
   Call: (205) [system] ')'==a
   Fail: (205) [system] ')'==a
   Call: (205) [system] get_char((0x55798e5fad60), a)
   Exit: (205) [system] get_char((0x55798e5fad60), a)
   Call: (205) [system] a=(\)
   Fail: (205) [system] a=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1010212)
   Call: (206) [system] peek_char((0x55798e5fad60), _1011146)
   Exit: (206) [system] peek_char((0x55798e5fad60), t)
^  Call: (206) [user] is_delimiter(t)
   Call: (207) [system] char_type(t, space)
   Fail: (207) [system] char_type(t, space)
   Call: (207) [system] arg(_1015866, v('(', ')', end_of_file), t)
   Fail: (207) [system] arg(_1016798, v('(', ')', end_of_file), t)
^  Fail: (206) [user] is_delimiter(t)
   Call: (206) [system] ')'==t
   Fail: (206) [system] ')'==t
   Call: (206) [system] get_char((0x55798e5fad60), t)
   Exit: (206) [system] get_char((0x55798e5fad60), t)
   Call: (206) [system] t=(\)
   Fail: (206) [system] t=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1024148)
   Call: (207) [system] peek_char((0x55798e5fad60), _1025082)
   Exit: (207) [system] peek_char((0x55798e5fad60), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1029802, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1030734, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55798e5fad60), i)
   Exit: (207) [system] get_char((0x55798e5fad60), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1038084)
   Call: (208) [system] peek_char((0x55798e5fad60), _1039018)
   Exit: (208) [system] peek_char((0x55798e5fad60), o)
^  Call: (208) [user] is_delimiter(o)
   Call: (209) [system] char_type(o, space)
   Fail: (209) [system] char_type(o, space)
   Call: (209) [system] arg(_1043738, v('(', ')', end_of_file), o)
   Fail: (209) [system] arg(_1044670, v('(', ')', end_of_file), o)
^  Fail: (208) [user] is_delimiter(o)
   Call: (208) [system] ')'==o
   Fail: (208) [system] ')'==o
   Call: (208) [system] get_char((0x55798e5fad60), o)
   Exit: (208) [system] get_char((0x55798e5fad60), o)
   Call: (208) [system] o=(\)
   Fail: (208) [system] o=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1052020)
   Call: (209) [system] peek_char((0x55798e5fad60), _1052954)
   Exit: (209) [system] peek_char((0x55798e5fad60), n)
^  Call: (209) [user] is_delimiter(n)
   Call: (210) [system] char_type(n, space)
   Fail: (210) [system] char_type(n, space)
   Call: (210) [system] arg(_1057674, v('(', ')', end_of_file), n)
   Fail: (210) [system] arg(_1058606, v('(', ')', end_of_file), n)
^  Fail: (209) [user] is_delimiter(n)
   Call: (209) [system] ')'==n
   Fail: (209) [system] ')'==n
   Call: (209) [system] get_char((0x55798e5fad60), n)
   Exit: (209) [system] get_char((0x55798e5fad60), n)
   Call: (209) [system] n=(\)
   Fail: (209) [system] n=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1065956)
   Call: (210) [system] peek_char((0x55798e5fad60), _1066890)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1065956=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _1052020=[n]
   Exit: (209) [system] [n]=[n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (208) [system] _1038084=[o, n]
   Exit: (208) [system] [o, n]=[o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (207) [system] _1024148=[i, o, n]
   Exit: (207) [system] [i, o, n]=[i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (206) [system] _1010212=[t, i, o, n]
   Exit: (206) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (205) [system] _996276=[a, t, i, o, n]
   Exit: (205) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (204) [system] _982340=[c, a, t, i, o, n]
   Exit: (204) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (203) [system] _968404=[i, c, a, t, i, o, n]
   Exit: (203) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (202) [system] _954468=[l, i, c, a, t, i, o, n]
   Exit: (202) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (201) [system] _940532=[p, l, i, c, a, t, i, o, n]
   Exit: (201) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (200) [system] _926596=[m, p, l, i, c, a, t, i, o, n]
   Exit: (200) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (199) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _892942)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_1104140, _1104142), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _892942), _1104116, fail)), '$restore_trace'(_1104140, _1104142))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_1104140, _1104142))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _892942), _1104116, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(_892942)
   Fail: (200) [system] atomic(_892942)
   Call: (200) [system] atom_chars(_892942, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (200) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (199) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1113516)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1115374)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1123112)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1125816)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1140894)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1146464)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1148322)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1162476)
   Exit: (199) [system] get_char((0x55798e5fad60), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1146464)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1168046)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'A')
   Call: (201) [system] 'A'=(;)
   Fail: (201) [system] 'A'=(;)
^  Call: (201) [user] is_like_space('A')
   Call: (202) [system] char_type('A', 'white')
   Fail: (202) [system] char_type('A', 'white')
   Call: (202) [system] char_type('A', end_of_line)
   Fail: (202) [system] char_type('A', end_of_line)
   Call: (202) [system] char_type('A', space)
   Fail: (202) [system] char_type('A', space)
   Call: (202) [system] char_type('A', cntrl)
   Fail: (202) [system] char_type('A', cntrl)
^  Fail: (201) [user] is_like_space('A')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1182200)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'A')
   Call: (200) [system] 'A'=')'
   Fail: (200) [system] 'A'=')'
   Call: (200) [system] 'A'=end_of_file
   Fail: (200) [system] 'A'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1187770)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1189628)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'A')
   Call: (202) [system] 'A'=(;)
   Fail: (202) [system] 'A'=(;)
^  Call: (202) [user] is_like_space('A')
   Call: (203) [system] char_type('A', 'white')
   Fail: (203) [system] char_type('A', 'white')
   Call: (203) [system] char_type('A', end_of_line)
   Fail: (203) [system] char_type('A', end_of_line)
   Call: (203) [system] char_type('A', space)
   Fail: (203) [system] char_type('A', space)
   Call: (203) [system] char_type('A', cntrl)
   Fail: (203) [system] char_type('A', cntrl)
^  Fail: (202) [user] is_like_space('A')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1203782)
   Exit: (201) [system] get_char((0x55798e5fad60), 'A')
   Call: (201) [system] 'A'='('
   Fail: (201) [system] 'A'='('
   Call: (201) [system] 'A'='['
   Fail: (201) [system] 'A'='['
   Call: (201) [system] 'A'='{'
   Fail: (201) [system] 'A'='{'
   Call: (201) [system] 'A'='"'
   Fail: (201) [system] 'A'='"'
   Call: (201) [system] 'A'=!
   Fail: (201) [system] 'A'=!
   Call: (201) [system] 'A'='\''
   Fail: (201) [system] 'A'='\''
   Call: (201) [system] 'A'='`'
   Fail: (201) [system] 'A'='`'
   Call: (201) [system] 'A'=end_of_file
   Fail: (201) [system] 'A'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1187770)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1221424)
   Call: (203) [system] peek_char((0x55798e5fad60), _1222358)
   Exit: (203) [system] peek_char((0x55798e5fad60), n)
^  Call: (203) [user] is_delimiter(n)
   Call: (204) [system] char_type(n, space)
   Fail: (204) [system] char_type(n, space)
   Call: (204) [system] arg(_1227078, v('(', ')', end_of_file), n)
   Fail: (204) [system] arg(_1228010, v('(', ')', end_of_file), n)
^  Fail: (203) [user] is_delimiter(n)
   Call: (203) [system] ')'==n
   Fail: (203) [system] ')'==n
   Call: (203) [system] get_char((0x55798e5fad60), n)
   Exit: (203) [system] get_char((0x55798e5fad60), n)
   Call: (203) [system] n=(\)
   Fail: (203) [system] n=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1235360)
   Call: (204) [system] peek_char((0x55798e5fad60), _1236294)
   Exit: (204) [system] peek_char((0x55798e5fad60), d)
^  Call: (204) [user] is_delimiter(d)
   Call: (205) [system] char_type(d, space)
   Fail: (205) [system] char_type(d, space)
   Call: (205) [system] arg(_1241014, v('(', ')', end_of_file), d)
   Fail: (205) [system] arg(_1241946, v('(', ')', end_of_file), d)
^  Fail: (204) [user] is_delimiter(d)
   Call: (204) [system] ')'==d
   Fail: (204) [system] ')'==d
   Call: (204) [system] get_char((0x55798e5fad60), d)
   Exit: (204) [system] get_char((0x55798e5fad60), d)
   Call: (204) [system] d=(\)
   Fail: (204) [system] d=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1249296)
   Call: (205) [system] peek_char((0x55798e5fad60), _1250230)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (205) [user] is_delimiter('L')
   Call: (206) [system] char_type('L', space)
   Fail: (206) [system] char_type('L', space)
   Call: (206) [system] arg(_1254950, v('(', ')', end_of_file), 'L')
   Fail: (206) [system] arg(_1255882, v('(', ')', end_of_file), 'L')
^  Fail: (205) [user] is_delimiter('L')
   Call: (205) [system] ')'=='L'
   Fail: (205) [system] ')'=='L'
   Call: (205) [system] get_char((0x55798e5fad60), 'L')
   Exit: (205) [system] get_char((0x55798e5fad60), 'L')
   Call: (205) [system] 'L'=(\)
   Fail: (205) [system] 'L'=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1263232)
   Call: (206) [system] peek_char((0x55798e5fad60), _1264166)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_1268886, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_1269818, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1277168)
   Call: (207) [system] peek_char((0x55798e5fad60), _1278102)
   Exit: (207) [system] peek_char((0x55798e5fad60), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_1282822, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_1283754, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55798e5fad60), n)
   Exit: (207) [system] get_char((0x55798e5fad60), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1291104)
   Call: (208) [system] peek_char((0x55798e5fad60), _1292038)
   Exit: (208) [system] peek_char((0x55798e5fad60), k)
^  Call: (208) [user] is_delimiter(k)
   Call: (209) [system] char_type(k, space)
   Fail: (209) [system] char_type(k, space)
   Call: (209) [system] arg(_1296758, v('(', ')', end_of_file), k)
   Fail: (209) [system] arg(_1297690, v('(', ')', end_of_file), k)
^  Fail: (208) [user] is_delimiter(k)
   Call: (208) [system] ')'==k
   Fail: (208) [system] ')'==k
   Call: (208) [system] get_char((0x55798e5fad60), k)
   Exit: (208) [system] get_char((0x55798e5fad60), k)
   Call: (208) [system] k=(\)
   Fail: (208) [system] k=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1305040)
   Call: (209) [system] peek_char((0x55798e5fad60), _1305974)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1305040=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _1291104=[k]
   Exit: (208) [system] [k]=[k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (207) [system] _1277168=[n, k]
   Exit: (207) [system] [n, k]=[n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (206) [system] _1263232=[i, n, k]
   Exit: (206) [system] [i, n, k]=[i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (205) [system] _1249296=['L', i, n, k]
   Exit: (205) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (204) [system] _1235360=[d, 'L', i, n, k]
   Exit: (204) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (203) [system] _1221424=[n, d, 'L', i, n, k]
   Exit: (203) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (202) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1187770)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1332048, _1332050), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1187770), _1332024, fail)), '$restore_trace'(_1332048, _1332050))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1332048, _1332050))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1187770), _1332024, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_1187770)
   Fail: (203) [system] atomic(_1187770)
   Call: (203) [system] atom_chars(_1187770, ['A', n, d, 'L', i, n, k])
   Exit: (203) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (202) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1341424)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1343282)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1351020)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1353724)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'A')
   Call: (203) [system] 'A'=(;)
   Fail: (203) [system] 'A'=(;)
^  Call: (203) [user] is_like_space('A')
   Call: (204) [system] char_type('A', 'white')
   Fail: (204) [system] char_type('A', 'white')
   Call: (204) [system] char_type('A', end_of_line)
   Fail: (204) [system] char_type('A', end_of_line)
   Call: (204) [system] char_type('A', space)
   Fail: (204) [system] char_type('A', space)
   Call: (204) [system] char_type('A', cntrl)
   Fail: (204) [system] char_type('A', cntrl)
^  Fail: (203) [user] is_like_space('A')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1368802)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'A')
   Call: (201) [system] 'A'=')'
   Fail: (201) [system] 'A'=')'
   Call: (201) [system] 'A'=end_of_file
   Fail: (201) [system] 'A'=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1374372)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1376230)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'A')
   Call: (203) [system] 'A'=(;)
   Fail: (203) [system] 'A'=(;)
^  Call: (203) [user] is_like_space('A')
   Call: (204) [system] char_type('A', 'white')
   Fail: (204) [system] char_type('A', 'white')
   Call: (204) [system] char_type('A', end_of_line)
   Fail: (204) [system] char_type('A', end_of_line)
   Call: (204) [system] char_type('A', space)
   Fail: (204) [system] char_type('A', space)
   Call: (204) [system] char_type('A', cntrl)
   Fail: (204) [system] char_type('A', cntrl)
^  Fail: (203) [user] is_like_space('A')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1390384)
   Exit: (202) [system] get_char((0x55798e5fad60), 'A')
   Call: (202) [system] 'A'='('
   Fail: (202) [system] 'A'='('
   Call: (202) [system] 'A'='['
   Fail: (202) [system] 'A'='['
   Call: (202) [system] 'A'='{'
   Fail: (202) [system] 'A'='{'
   Call: (202) [system] 'A'='"'
   Fail: (202) [system] 'A'='"'
   Call: (202) [system] 'A'=!
   Fail: (202) [system] 'A'=!
   Call: (202) [system] 'A'='\''
   Fail: (202) [system] 'A'='\''
   Call: (202) [system] 'A'='`'
   Fail: (202) [system] 'A'='`'
   Call: (202) [system] 'A'=end_of_file
   Fail: (202) [system] 'A'=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1374372)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1408026)
   Call: (204) [system] peek_char((0x55798e5fad60), _1408960)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1408026=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (203) [user] classify_and_convert_charseq('A', [], _1374372)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_1418270, _1418272), once(user:catch(read_from_chars(['A'], _1374372), _1418246, fail)), '$restore_trace'(_1418270, _1418272))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_1418270, _1418272))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1374372), _1418246, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_1374372)
   Fail: (204) [system] atomic(_1374372)
   Call: (204) [system] atom_chars(_1374372, ['A'])
   Exit: (204) [system] atom_chars('A', ['A'])
^  Exit: (203) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1427646)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1429504)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1437242)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1439946)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'B')
   Call: (204) [system] 'B'=(;)
   Fail: (204) [system] 'B'=(;)
^  Call: (204) [user] is_like_space('B')
   Call: (205) [system] char_type('B', 'white')
   Fail: (205) [system] char_type('B', 'white')
   Call: (205) [system] char_type('B', end_of_line)
   Fail: (205) [system] char_type('B', end_of_line)
   Call: (205) [system] char_type('B', space)
   Fail: (205) [system] char_type('B', space)
   Call: (205) [system] char_type('B', cntrl)
   Fail: (205) [system] char_type('B', cntrl)
^  Fail: (204) [user] is_like_space('B')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1455024)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'B')
   Call: (202) [system] 'B'=')'
   Fail: (202) [system] 'B'=')'
   Call: (202) [system] 'B'=end_of_file
   Fail: (202) [system] 'B'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1460594)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1462452)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'B')
   Call: (204) [system] 'B'=(;)
   Fail: (204) [system] 'B'=(;)
^  Call: (204) [user] is_like_space('B')
   Call: (205) [system] char_type('B', 'white')
   Fail: (205) [system] char_type('B', 'white')
   Call: (205) [system] char_type('B', end_of_line)
   Fail: (205) [system] char_type('B', end_of_line)
   Call: (205) [system] char_type('B', space)
   Fail: (205) [system] char_type('B', space)
   Call: (205) [system] char_type('B', cntrl)
   Fail: (205) [system] char_type('B', cntrl)
^  Fail: (204) [user] is_like_space('B')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _1476606)
   Exit: (203) [system] get_char((0x55798e5fad60), 'B')
   Call: (203) [system] 'B'='('
   Fail: (203) [system] 'B'='('
   Call: (203) [system] 'B'='['
   Fail: (203) [system] 'B'='['
   Call: (203) [system] 'B'='{'
   Fail: (203) [system] 'B'='{'
   Call: (203) [system] 'B'='"'
   Fail: (203) [system] 'B'='"'
   Call: (203) [system] 'B'=!
   Fail: (203) [system] 'B'=!
   Call: (203) [system] 'B'='\''
   Fail: (203) [system] 'B'='\''
   Call: (203) [system] 'B'='`'
   Fail: (203) [system] 'B'='`'
   Call: (203) [system] 'B'=end_of_file
   Fail: (203) [system] 'B'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1460594)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1494248)
   Call: (205) [system] peek_char((0x55798e5fad60), _1495182)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
^  Call: (205) [user] is_delimiter(')')
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] arg(_1499902, v('(', ')', end_of_file), ')')
   Exit: (206) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (205) [user] is_delimiter(')')
   Call: (205) [system] _1494248=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (204) [user] classify_and_convert_charseq('B', [], _1460594)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_1506364, _1506366), once(user:catch(read_from_chars(['B'], _1460594), _1506340, fail)), '$restore_trace'(_1506364, _1506366))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_1506364, _1506366))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1460594), _1506340, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(_1460594)
   Fail: (205) [system] atomic(_1460594)
   Call: (205) [system] atom_chars(_1460594, ['B'])
   Exit: (205) [system] atom_chars('B', ['B'])
^  Exit: (204) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _1515740)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1517598)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1531752)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55798e5fad60), _1535542)
   Exit: (203) [system] get_char((0x55798e5fad60), ')')
   Call: (203) [system] _1515740=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [])
   Call: (202) [system] _1427646=['B']
   Exit: (202) [system] ['B']=['B']
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (201) [system] _1341424=['A', 'B']
   Exit: (201) [system] ['A', 'B']=['A', 'B']
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (200) [system] _1146464=['AndLink', 'A', 'B']
   Exit: (200) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1549424)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1551282)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1559020)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1561724)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'C')
   Call: (201) [system] 'C'=(;)
   Fail: (201) [system] 'C'=(;)
^  Call: (201) [user] is_like_space('C')
   Call: (202) [system] char_type('C', 'white')
   Fail: (202) [system] char_type('C', 'white')
   Call: (202) [system] char_type('C', end_of_line)
   Fail: (202) [system] char_type('C', end_of_line)
   Call: (202) [system] char_type('C', space)
   Fail: (202) [system] char_type('C', space)
   Call: (202) [system] char_type('C', cntrl)
   Fail: (202) [system] char_type('C', cntrl)
^  Fail: (201) [user] is_like_space('C')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1576802)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'C')
   Call: (199) [system] 'C'=')'
   Fail: (199) [system] 'C'=')'
   Call: (199) [system] 'C'=end_of_file
   Fail: (199) [system] 'C'=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1582372)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1584230)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'C')
   Call: (201) [system] 'C'=(;)
   Fail: (201) [system] 'C'=(;)
^  Call: (201) [user] is_like_space('C')
   Call: (202) [system] char_type('C', 'white')
   Fail: (202) [system] char_type('C', 'white')
   Call: (202) [system] char_type('C', end_of_line)
   Fail: (202) [system] char_type('C', end_of_line)
   Call: (202) [system] char_type('C', space)
   Fail: (202) [system] char_type('C', space)
   Call: (202) [system] char_type('C', cntrl)
   Fail: (202) [system] char_type('C', cntrl)
^  Fail: (201) [user] is_like_space('C')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1598384)
   Exit: (200) [system] get_char((0x55798e5fad60), 'C')
   Call: (200) [system] 'C'='('
   Fail: (200) [system] 'C'='('
   Call: (200) [system] 'C'='['
   Fail: (200) [system] 'C'='['
   Call: (200) [system] 'C'='{'
   Fail: (200) [system] 'C'='{'
   Call: (200) [system] 'C'='"'
   Fail: (200) [system] 'C'='"'
   Call: (200) [system] 'C'=!
   Fail: (200) [system] 'C'=!
   Call: (200) [system] 'C'='\''
   Fail: (200) [system] 'C'='\''
   Call: (200) [system] 'C'='`'
   Fail: (200) [system] 'C'='`'
   Call: (200) [system] 'C'=end_of_file
   Fail: (200) [system] 'C'=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1582372)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1616026)
   Call: (202) [system] peek_char((0x55798e5fad60), _1616960)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
^  Call: (202) [user] is_delimiter(')')
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] arg(_1621680, v('(', ')', end_of_file), ')')
   Exit: (203) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (202) [user] is_delimiter(')')
   Call: (202) [system] _1616026=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (201) [user] classify_and_convert_charseq('C', [], _1582372)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_1628142, _1628144), once(user:catch(read_from_chars(['C'], _1582372), _1628118, fail)), '$restore_trace'(_1628142, _1628144))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_1628142, _1628144))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1582372), _1628118, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(_1582372)
   Fail: (202) [system] atomic(_1582372)
   Call: (202) [system] atom_chars(_1582372, ['C'])
   Exit: (202) [system] atom_chars('C', ['C'])
^  Exit: (201) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1637518)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1639376)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1653530)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55798e5fad60), _1657320)
   Exit: (200) [system] get_char((0x55798e5fad60), ')')
   Call: (200) [system] _1637518=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [])
   Call: (199) [system] _1549424=['C']
   Exit: (199) [system] ['C']=['C']
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (198) [system] _1113516=[['AndLink', 'A', 'B'], 'C']
   Exit: (198) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (197) [system] _851636=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (197) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1671202)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1673060)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=(;)
   Fail: (197) [system] ')'=(;)
^  Call: (197) [user] is_like_space(')')
   Call: (198) [system] char_type(')', 'white')
   Fail: (198) [system] char_type(')', 'white')
   Call: (198) [system] char_type(')', end_of_line)
   Fail: (198) [system] char_type(')', end_of_line)
   Call: (198) [system] char_type(')', space)
   Fail: (198) [system] char_type(')', space)
   Call: (198) [system] char_type(')', cntrl)
   Fail: (198) [system] char_type(')', cntrl)
^  Fail: (197) [user] is_like_space(')')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1687214)
   Exit: (196) [system] peek_char((0x55798e5fad60), ')')
   Call: (196) [system] ')'=')'
   Exit: (196) [system] ')'=')'
   Call: (196) [system] get_char((0x55798e5fad60), _1691004)
   Exit: (196) [system] get_char((0x55798e5fad60), ')')
   Call: (196) [system] _1671202=[]
   Exit: (196) [system] []=[]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [])
   Call: (195) [system] _818688=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (195) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (194) [system] _700882=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (194) [system] [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (193) [system] _608178=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (193) [system] [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1704886)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1706744)
   Exit: (193) [system] peek_char((0x55798e5fad60), ' ')
   Call: (193) [system] ' '=(;)
   Fail: (193) [system] ' '=(;)
^  Call: (193) [user] is_like_space(' ')
   Call: (194) [system] char_type(' ', 'white')
   Exit: (194) [system] char_type(' ', 'white')
^  Exit: (193) [user] is_like_space(' ')
   Call: (193) [system] get_char((0x55798e5fad60), _1714482)
   Exit: (193) [system] get_char((0x55798e5fad60), ' ')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1717186)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1732264)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1737834)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1739692)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1753846)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1737834)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1759416)
   Exit: (195) [system] peek_char((0x55798e5fad60), :)
   Call: (195) [system] (:)=(;)
   Fail: (195) [system] (:)=(;)
^  Call: (195) [user] is_like_space(:)
   Call: (196) [system] char_type(:, 'white')
   Fail: (196) [system] char_type(:, 'white')
   Call: (196) [system] char_type(:, end_of_line)
   Fail: (196) [system] char_type(:, end_of_line)
   Call: (196) [system] char_type(:, space)
   Fail: (196) [system] char_type(:, space)
   Call: (196) [system] char_type(:, cntrl)
   Fail: (196) [system] char_type(:, cntrl)
^  Fail: (195) [user] is_like_space(:)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1773570)
   Exit: (194) [system] peek_char((0x55798e5fad60), :)
   Call: (194) [system] (:)=')'
   Fail: (194) [system] (:)=')'
   Call: (194) [system] (:)=end_of_file
   Fail: (194) [system] (:)=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1779140)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1780998)
   Exit: (196) [system] peek_char((0x55798e5fad60), :)
   Call: (196) [system] (:)=(;)
   Fail: (196) [system] (:)=(;)
^  Call: (196) [user] is_like_space(:)
   Call: (197) [system] char_type(:, 'white')
   Fail: (197) [system] char_type(:, 'white')
   Call: (197) [system] char_type(:, end_of_line)
   Fail: (197) [system] char_type(:, end_of_line)
   Call: (197) [system] char_type(:, space)
   Fail: (197) [system] char_type(:, space)
   Call: (197) [system] char_type(:, cntrl)
   Fail: (197) [system] char_type(:, cntrl)
^  Fail: (196) [user] is_like_space(:)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1795152)
   Exit: (195) [system] get_char((0x55798e5fad60), :)
   Call: (195) [system] (:)='('
   Fail: (195) [system] (:)='('
   Call: (195) [system] (:)='['
   Fail: (195) [system] (:)='['
   Call: (195) [system] (:)='{'
   Fail: (195) [system] (:)='{'
   Call: (195) [system] (:)='"'
   Fail: (195) [system] (:)='"'
   Call: (195) [system] (:)=!
   Fail: (195) [system] (:)=!
   Call: (195) [system] (:)='\''
   Fail: (195) [system] (:)='\''
   Call: (195) [system] (:)='`'
   Fail: (195) [system] (:)='`'
   Call: (195) [system] (:)=end_of_file
   Fail: (195) [system] (:)=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), :, _1779140)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1812794)
   Call: (197) [system] peek_char((0x55798e5fad60), _1813728)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (197) [user] is_delimiter(' ')
   Call: (198) [system] char_type(' ', space)
   Exit: (198) [system] char_type(' ', space)
^  Exit: (197) [user] is_delimiter(' ')
   Call: (197) [system] _1812794=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (196) [user] classify_and_convert_charseq(:, [], _1779140)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1823038, _1823040), once(user:catch(read_from_chars([:], _1779140), _1823014, fail)), '$restore_trace'(_1823038, _1823040))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1823038, _1823040))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1823014, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(:)
   Exit: (197) [system] atomic(:)
^  Exit: (196) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1830538)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1832396)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1840134)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1842838)
   Exit: (197) [system] peek_char((0x55798e5fad60), c)
   Call: (197) [system] c=(;)
   Fail: (197) [system] c=(;)
^  Call: (197) [user] is_like_space(c)
   Call: (198) [system] char_type(c, 'white')
   Fail: (198) [system] char_type(c, 'white')
   Call: (198) [system] char_type(c, end_of_line)
   Fail: (198) [system] char_type(c, end_of_line)
   Call: (198) [system] char_type(c, space)
   Fail: (198) [system] char_type(c, space)
   Call: (198) [system] char_type(c, cntrl)
   Fail: (198) [system] char_type(c, cntrl)
^  Fail: (197) [user] is_like_space(c)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1857916)
   Exit: (195) [system] peek_char((0x55798e5fad60), c)
   Call: (195) [system] c=')'
   Fail: (195) [system] c=')'
   Call: (195) [system] c=end_of_file
   Fail: (195) [system] c=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1863486)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1865344)
   Exit: (197) [system] peek_char((0x55798e5fad60), c)
   Call: (197) [system] c=(;)
   Fail: (197) [system] c=(;)
^  Call: (197) [user] is_like_space(c)
   Call: (198) [system] char_type(c, 'white')
   Fail: (198) [system] char_type(c, 'white')
   Call: (198) [system] char_type(c, end_of_line)
   Fail: (198) [system] char_type(c, end_of_line)
   Call: (198) [system] char_type(c, space)
   Fail: (198) [system] char_type(c, space)
   Call: (198) [system] char_type(c, cntrl)
   Fail: (198) [system] char_type(c, cntrl)
^  Fail: (197) [user] is_like_space(c)
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1879498)
   Exit: (196) [system] get_char((0x55798e5fad60), c)
   Call: (196) [system] c='('
   Fail: (196) [system] c='('
   Call: (196) [system] c='['
   Fail: (196) [system] c='['
   Call: (196) [system] c='{'
   Fail: (196) [system] c='{'
   Call: (196) [system] c='"'
   Fail: (196) [system] c='"'
   Call: (196) [system] c=!
   Fail: (196) [system] c=!
   Call: (196) [system] c='\''
   Fail: (196) [system] c='\''
   Call: (196) [system] c='`'
   Fail: (196) [system] c='`'
   Call: (196) [system] c=end_of_file
   Fail: (196) [system] c=end_of_file
^  Call: (196) [user] read_symbolic(')', (0x55798e5fad60), c, _1863486)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1897140)
   Call: (198) [system] peek_char((0x55798e5fad60), _1898074)
   Exit: (198) [system] peek_char((0x55798e5fad60), d)
^  Call: (198) [user] is_delimiter(d)
   Call: (199) [system] char_type(d, space)
   Fail: (199) [system] char_type(d, space)
   Call: (199) [system] arg(_1902794, v('(', ')', end_of_file), d)
   Fail: (199) [system] arg(_1903726, v('(', ')', end_of_file), d)
^  Fail: (198) [user] is_delimiter(d)
   Call: (198) [system] ')'==d
   Fail: (198) [system] ')'==d
   Call: (198) [system] get_char((0x55798e5fad60), d)
   Exit: (198) [system] get_char((0x55798e5fad60), d)
   Call: (198) [system] d=(\)
   Fail: (198) [system] d=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1911076)
   Call: (199) [system] peek_char((0x55798e5fad60), _1912010)
   Exit: (199) [system] peek_char((0x55798e5fad60), e)
^  Call: (199) [user] is_delimiter(e)
   Call: (200) [system] char_type(e, space)
   Fail: (200) [system] char_type(e, space)
   Call: (200) [system] arg(_1916730, v('(', ')', end_of_file), e)
   Fail: (200) [system] arg(_1917662, v('(', ')', end_of_file), e)
^  Fail: (199) [user] is_delimiter(e)
   Call: (199) [system] ')'==e
   Fail: (199) [system] ')'==e
   Call: (199) [system] get_char((0x55798e5fad60), e)
   Exit: (199) [system] get_char((0x55798e5fad60), e)
   Call: (199) [system] e=(\)
   Fail: (199) [system] e=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1925012)
   Call: (200) [system] peek_char((0x55798e5fad60), _1925946)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _1925012=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (199) [system] _1911076=[e]
   Exit: (199) [system] [e]=[e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (198) [system] _1897140=[d, e]
   Exit: (198) [system] [d, e]=[d, e]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (197) [user] classify_and_convert_charseq(c, [d, e], _1863486)
^  Call: (199) [system] setup_call_cleanup('$notrace'(_1940844, _1940846), once(user:catch(read_from_chars([c, d, e], _1863486), _1940820, fail)), '$restore_trace'(_1940844, _1940846))
^  Call: (200) [system] sig_atomic(system:'$notrace'(_1940844, _1940846))
^  Exit: (199) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1940820, fail)), system:'$restore_trace'(3, -1))
   Call: (198) [system] atomic(cde)
   Exit: (198) [system] atomic(cde)
^  Exit: (197) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (196) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1948344)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1950202)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _1957940)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1960644)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1975722)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1981292)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1983150)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1997304)
   Exit: (197) [system] get_char((0x55798e5fad60), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1981292)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _2002874)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'I')
   Call: (199) [system] 'I'=(;)
   Fail: (199) [system] 'I'=(;)
^  Call: (199) [user] is_like_space('I')
   Call: (200) [system] char_type('I', 'white')
   Fail: (200) [system] char_type('I', 'white')
   Call: (200) [system] char_type('I', end_of_line)
   Fail: (200) [system] char_type('I', end_of_line)
   Call: (200) [system] char_type('I', space)
   Fail: (200) [system] char_type('I', space)
   Call: (200) [system] char_type('I', cntrl)
   Fail: (200) [system] char_type('I', cntrl)
^  Fail: (199) [user] is_like_space('I')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _2017028)
   Exit: (198) [system] peek_char((0x55798e5fad60), 'I')
   Call: (198) [system] 'I'=')'
   Fail: (198) [system] 'I'=')'
   Call: (198) [system] 'I'=end_of_file
   Fail: (198) [system] 'I'=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _2022598)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _2024456)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'I')
   Call: (200) [system] 'I'=(;)
   Fail: (200) [system] 'I'=(;)
^  Call: (200) [user] is_like_space('I')
   Call: (201) [system] char_type('I', 'white')
   Fail: (201) [system] char_type('I', 'white')
   Call: (201) [system] char_type('I', end_of_line)
   Fail: (201) [system] char_type('I', end_of_line)
   Call: (201) [system] char_type('I', space)
   Fail: (201) [system] char_type('I', space)
   Call: (201) [system] char_type('I', cntrl)
   Fail: (201) [system] char_type('I', cntrl)
^  Fail: (200) [user] is_like_space('I')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _2038610)
   Exit: (199) [system] get_char((0x55798e5fad60), 'I')
   Call: (199) [system] 'I'='('
   Fail: (199) [system] 'I'='('
   Call: (199) [system] 'I'='['
   Fail: (199) [system] 'I'='['
   Call: (199) [system] 'I'='{'
   Fail: (199) [system] 'I'='{'
   Call: (199) [system] 'I'='"'
   Fail: (199) [system] 'I'='"'
   Call: (199) [system] 'I'=!
   Fail: (199) [system] 'I'=!
   Call: (199) [system] 'I'='\''
   Fail: (199) [system] 'I'='\''
   Call: (199) [system] 'I'='`'
   Fail: (199) [system] 'I'='`'
   Call: (199) [system] 'I'=end_of_file
   Fail: (199) [system] 'I'=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), 'I', _2022598)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _2056252)
   Call: (201) [system] peek_char((0x55798e5fad60), _2057186)
   Exit: (201) [system] peek_char((0x55798e5fad60), m)
^  Call: (201) [user] is_delimiter(m)
   Call: (202) [system] char_type(m, space)
   Fail: (202) [system] char_type(m, space)
   Call: (202) [system] arg(_2061906, v('(', ')', end_of_file), m)
   Fail: (202) [system] arg(_2062838, v('(', ')', end_of_file), m)
^  Fail: (201) [user] is_delimiter(m)
   Call: (201) [system] ')'==m
   Fail: (201) [system] ')'==m
   Call: (201) [system] get_char((0x55798e5fad60), m)
   Exit: (201) [system] get_char((0x55798e5fad60), m)
   Call: (201) [system] m=(\)
   Fail: (201) [system] m=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _2070188)
   Call: (202) [system] peek_char((0x55798e5fad60), _2071122)
   Exit: (202) [system] peek_char((0x55798e5fad60), p)
^  Call: (202) [user] is_delimiter(p)
   Call: (203) [system] char_type(p, space)
   Fail: (203) [system] char_type(p, space)
   Call: (203) [system] arg(_2075842, v('(', ')', end_of_file), p)
   Fail: (203) [system] arg(_2076774, v('(', ')', end_of_file), p)
^  Fail: (202) [user] is_delimiter(p)
   Call: (202) [system] ')'==p
   Fail: (202) [system] ')'==p
   Call: (202) [system] get_char((0x55798e5fad60), p)
   Exit: (202) [system] get_char((0x55798e5fad60), p)
   Call: (202) [system] p=(\)
   Fail: (202) [system] p=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _2084124)
   Call: (203) [system] peek_char((0x55798e5fad60), _2085058)
   Exit: (203) [system] peek_char((0x55798e5fad60), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_2089778, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_2090710, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55798e5fad60), l)
   Exit: (203) [system] get_char((0x55798e5fad60), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _4868)
   Call: (204) [system] peek_char((0x55798e5fad60), _5802)
   Exit: (204) [system] peek_char((0x55798e5fad60), i)
^  Call: (204) [user] is_delimiter(i)
   Call: (205) [system] char_type(i, space)
   Fail: (205) [system] char_type(i, space)
   Call: (205) [system] arg(_10522, v('(', ')', end_of_file), i)
   Fail: (205) [system] arg(_11454, v('(', ')', end_of_file), i)
^  Fail: (204) [user] is_delimiter(i)
   Call: (204) [system] ')'==i
   Fail: (204) [system] ')'==i
   Call: (204) [system] get_char((0x55798e5fad60), i)
   Exit: (204) [system] get_char((0x55798e5fad60), i)
   Call: (204) [system] i=(\)
   Fail: (204) [system] i=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _18804)
   Call: (205) [system] peek_char((0x55798e5fad60), _19738)
   Exit: (205) [system] peek_char((0x55798e5fad60), c)
^  Call: (205) [user] is_delimiter(c)
   Call: (206) [system] char_type(c, space)
   Fail: (206) [system] char_type(c, space)
   Call: (206) [system] arg(_24458, v('(', ')', end_of_file), c)
   Fail: (206) [system] arg(_25390, v('(', ')', end_of_file), c)
^  Fail: (205) [user] is_delimiter(c)
   Call: (205) [system] ')'==c
   Fail: (205) [system] ')'==c
   Call: (205) [system] get_char((0x55798e5fad60), c)
   Exit: (205) [system] get_char((0x55798e5fad60), c)
   Call: (205) [system] c=(\)
   Fail: (205) [system] c=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _32740)
   Call: (206) [system] peek_char((0x55798e5fad60), _33674)
   Exit: (206) [system] peek_char((0x55798e5fad60), a)
^  Call: (206) [user] is_delimiter(a)
   Call: (207) [system] char_type(a, space)
   Fail: (207) [system] char_type(a, space)
   Call: (207) [system] arg(_38394, v('(', ')', end_of_file), a)
   Fail: (207) [system] arg(_39326, v('(', ')', end_of_file), a)
^  Fail: (206) [user] is_delimiter(a)
   Call: (206) [system] ')'==a
   Fail: (206) [system] ')'==a
   Call: (206) [system] get_char((0x55798e5fad60), a)
   Exit: (206) [system] get_char((0x55798e5fad60), a)
   Call: (206) [system] a=(\)
   Fail: (206) [system] a=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _46676)
   Call: (207) [system] peek_char((0x55798e5fad60), _47610)
   Exit: (207) [system] peek_char((0x55798e5fad60), t)
^  Call: (207) [user] is_delimiter(t)
   Call: (208) [system] char_type(t, space)
   Fail: (208) [system] char_type(t, space)
   Call: (208) [system] arg(_52330, v('(', ')', end_of_file), t)
   Fail: (208) [system] arg(_53262, v('(', ')', end_of_file), t)
^  Fail: (207) [user] is_delimiter(t)
   Call: (207) [system] ')'==t
   Fail: (207) [system] ')'==t
   Call: (207) [system] get_char((0x55798e5fad60), t)
   Exit: (207) [system] get_char((0x55798e5fad60), t)
   Call: (207) [system] t=(\)
   Fail: (207) [system] t=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _60612)
   Call: (208) [system] peek_char((0x55798e5fad60), _61546)
   Exit: (208) [system] peek_char((0x55798e5fad60), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_66266, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_67198, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55798e5fad60), i)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _74548)
   Call: (209) [system] peek_char((0x55798e5fad60), _75482)
   Exit: (209) [system] peek_char((0x55798e5fad60), o)
^  Call: (209) [user] is_delimiter(o)
   Call: (210) [system] char_type(o, space)
   Fail: (210) [system] char_type(o, space)
   Call: (210) [system] arg(_80202, v('(', ')', end_of_file), o)
   Fail: (210) [system] arg(_81134, v('(', ')', end_of_file), o)
^  Fail: (209) [user] is_delimiter(o)
   Call: (209) [system] ')'==o
   Fail: (209) [system] ')'==o
   Call: (209) [system] get_char((0x55798e5fad60), o)
   Exit: (209) [system] get_char((0x55798e5fad60), o)
   Call: (209) [system] o=(\)
   Fail: (209) [system] o=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _88484)
   Call: (210) [system] peek_char((0x55798e5fad60), _89418)
   Exit: (210) [system] peek_char((0x55798e5fad60), n)
^  Call: (210) [user] is_delimiter(n)
   Call: (211) [system] char_type(n, space)
   Fail: (211) [system] char_type(n, space)
   Call: (211) [system] arg(_94138, v('(', ')', end_of_file), n)
   Fail: (211) [system] arg(_95070, v('(', ')', end_of_file), n)
^  Fail: (210) [user] is_delimiter(n)
   Call: (210) [system] ')'==n
   Fail: (210) [system] ')'==n
   Call: (210) [system] get_char((0x55798e5fad60), n)
   Exit: (210) [system] get_char((0x55798e5fad60), n)
   Call: (210) [system] n=(\)
   Fail: (210) [system] n=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _102420)
   Call: (211) [system] peek_char((0x55798e5fad60), _103354)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _102420=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _88484=[n]
   Exit: (210) [system] [n]=[n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (209) [system] _74548=[o, n]
   Exit: (209) [system] [o, n]=[o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (208) [system] _60612=[i, o, n]
   Exit: (208) [system] [i, o, n]=[i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (207) [system] _46676=[t, i, o, n]
   Exit: (207) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (206) [system] _32740=[a, t, i, o, n]
   Exit: (206) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (205) [system] _18804=[c, a, t, i, o, n]
   Exit: (205) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (204) [system] _4868=[i, c, a, t, i, o, n]
   Exit: (204) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (203) [system] _3584=[l, i, c, a, t, i, o, n]
   Exit: (203) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (202) [system] _3580=[p, l, i, c, a, t, i, o, n]
   Exit: (202) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (201) [system] _3576=[m, p, l, i, c, a, t, i, o, n]
   Exit: (201) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (200) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _3572)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_140604, _140606), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _3572), _140580, fail)), '$restore_trace'(_140604, _140606))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_140604, _140606))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _3572), _140580, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(_3572)
   Fail: (201) [system] atomic(_3572)
   Call: (201) [system] atom_chars(_3572, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (201) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (200) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _149980)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _151838)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _159576)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _162280)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _177358)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _182928)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _184786)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _198940)
   Exit: (200) [system] get_char((0x55798e5fad60), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _182928)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _204510)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'O')
   Call: (202) [system] 'O'=(;)
   Fail: (202) [system] 'O'=(;)
^  Call: (202) [user] is_like_space('O')
   Call: (203) [system] char_type('O', 'white')
   Fail: (203) [system] char_type('O', 'white')
   Call: (203) [system] char_type('O', end_of_line)
   Fail: (203) [system] char_type('O', end_of_line)
   Call: (203) [system] char_type('O', space)
   Fail: (203) [system] char_type('O', space)
   Call: (203) [system] char_type('O', cntrl)
   Fail: (203) [system] char_type('O', cntrl)
^  Fail: (202) [user] is_like_space('O')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _218664)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'O')
   Call: (201) [system] 'O'=')'
   Fail: (201) [system] 'O'=')'
   Call: (201) [system] 'O'=end_of_file
   Fail: (201) [system] 'O'=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _224234)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _226092)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'O')
   Call: (203) [system] 'O'=(;)
   Fail: (203) [system] 'O'=(;)
^  Call: (203) [user] is_like_space('O')
   Call: (204) [system] char_type('O', 'white')
   Fail: (204) [system] char_type('O', 'white')
   Call: (204) [system] char_type('O', end_of_line)
   Fail: (204) [system] char_type('O', end_of_line)
   Call: (204) [system] char_type('O', space)
   Fail: (204) [system] char_type('O', space)
   Call: (204) [system] char_type('O', cntrl)
   Fail: (204) [system] char_type('O', cntrl)
^  Fail: (203) [user] is_like_space('O')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _240246)
   Exit: (202) [system] get_char((0x55798e5fad60), 'O')
   Call: (202) [system] 'O'='('
   Fail: (202) [system] 'O'='('
   Call: (202) [system] 'O'='['
   Fail: (202) [system] 'O'='['
   Call: (202) [system] 'O'='{'
   Fail: (202) [system] 'O'='{'
   Call: (202) [system] 'O'='"'
   Fail: (202) [system] 'O'='"'
   Call: (202) [system] 'O'=!
   Fail: (202) [system] 'O'=!
   Call: (202) [system] 'O'='\''
   Fail: (202) [system] 'O'='\''
   Call: (202) [system] 'O'='`'
   Fail: (202) [system] 'O'='`'
   Call: (202) [system] 'O'=end_of_file
   Fail: (202) [system] 'O'=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), 'O', _224234)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _257888)
   Call: (204) [system] peek_char((0x55798e5fad60), _258822)
   Exit: (204) [system] peek_char((0x55798e5fad60), r)
^  Call: (204) [user] is_delimiter(r)
   Call: (205) [system] char_type(r, space)
   Fail: (205) [system] char_type(r, space)
   Call: (205) [system] arg(_263542, v('(', ')', end_of_file), r)
   Fail: (205) [system] arg(_264474, v('(', ')', end_of_file), r)
^  Fail: (204) [user] is_delimiter(r)
   Call: (204) [system] ')'==r
   Fail: (204) [system] ')'==r
   Call: (204) [system] get_char((0x55798e5fad60), r)
   Exit: (204) [system] get_char((0x55798e5fad60), r)
   Call: (204) [system] r=(\)
   Fail: (204) [system] r=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _271824)
   Call: (205) [system] peek_char((0x55798e5fad60), _272758)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (205) [user] is_delimiter('L')
   Call: (206) [system] char_type('L', space)
   Fail: (206) [system] char_type('L', space)
   Call: (206) [system] arg(_277478, v('(', ')', end_of_file), 'L')
   Fail: (206) [system] arg(_278410, v('(', ')', end_of_file), 'L')
^  Fail: (205) [user] is_delimiter('L')
   Call: (205) [system] ')'=='L'
   Fail: (205) [system] ')'=='L'
   Call: (205) [system] get_char((0x55798e5fad60), 'L')
   Exit: (205) [system] get_char((0x55798e5fad60), 'L')
   Call: (205) [system] 'L'=(\)
   Fail: (205) [system] 'L'=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _285760)
   Call: (206) [system] peek_char((0x55798e5fad60), _286694)
   Exit: (206) [system] peek_char((0x55798e5fad60), i)
^  Call: (206) [user] is_delimiter(i)
   Call: (207) [system] char_type(i, space)
   Fail: (207) [system] char_type(i, space)
   Call: (207) [system] arg(_291414, v('(', ')', end_of_file), i)
   Fail: (207) [system] arg(_292346, v('(', ')', end_of_file), i)
^  Fail: (206) [user] is_delimiter(i)
   Call: (206) [system] ')'==i
   Fail: (206) [system] ')'==i
   Call: (206) [system] get_char((0x55798e5fad60), i)
   Exit: (206) [system] get_char((0x55798e5fad60), i)
   Call: (206) [system] i=(\)
   Fail: (206) [system] i=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _299696)
   Call: (207) [system] peek_char((0x55798e5fad60), _300630)
   Exit: (207) [system] peek_char((0x55798e5fad60), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_305350, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_306282, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55798e5fad60), n)
   Exit: (207) [system] get_char((0x55798e5fad60), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _313632)
   Call: (208) [system] peek_char((0x55798e5fad60), _314566)
   Exit: (208) [system] peek_char((0x55798e5fad60), k)
^  Call: (208) [user] is_delimiter(k)
   Call: (209) [system] char_type(k, space)
   Fail: (209) [system] char_type(k, space)
   Call: (209) [system] arg(_319286, v('(', ')', end_of_file), k)
   Fail: (209) [system] arg(_320218, v('(', ')', end_of_file), k)
^  Fail: (208) [user] is_delimiter(k)
   Call: (208) [system] ')'==k
   Fail: (208) [system] ')'==k
   Call: (208) [system] get_char((0x55798e5fad60), k)
   Exit: (208) [system] get_char((0x55798e5fad60), k)
   Call: (208) [system] k=(\)
   Fail: (208) [system] k=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _327568)
   Call: (209) [system] peek_char((0x55798e5fad60), _328502)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _327568=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (208) [system] _313632=[k]
   Exit: (208) [system] [k]=[k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (207) [system] _299696=[n, k]
   Exit: (207) [system] [n, k]=[n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (206) [system] _285760=[i, n, k]
   Exit: (206) [system] [i, n, k]=[i, n, k]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (205) [system] _271824=['L', i, n, k]
   Exit: (205) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (204) [system] _257888=[r, 'L', i, n, k]
   Exit: (204) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (203) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _224234)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_351782, _351784), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _224234), _351758, fail)), '$restore_trace'(_351782, _351784))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_351782, _351784))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _224234), _351758, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_224234)
   Fail: (204) [system] atomic(_224234)
   Call: (204) [system] atom_chars(_224234, ['O', r, 'L', i, n, k])
   Exit: (204) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (203) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _361158)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _363016)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _370754)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _373458)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'C')
   Call: (204) [system] 'C'=(;)
   Fail: (204) [system] 'C'=(;)
^  Call: (204) [user] is_like_space('C')
   Call: (205) [system] char_type('C', 'white')
   Fail: (205) [system] char_type('C', 'white')
   Call: (205) [system] char_type('C', end_of_line)
   Fail: (205) [system] char_type('C', end_of_line)
   Call: (205) [system] char_type('C', space)
   Fail: (205) [system] char_type('C', space)
   Call: (205) [system] char_type('C', cntrl)
   Fail: (205) [system] char_type('C', cntrl)
^  Fail: (204) [user] is_like_space('C')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _388536)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'C')
   Call: (202) [system] 'C'=')'
   Fail: (202) [system] 'C'=')'
   Call: (202) [system] 'C'=end_of_file
   Fail: (202) [system] 'C'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _394106)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _395964)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'C')
   Call: (204) [system] 'C'=(;)
   Fail: (204) [system] 'C'=(;)
^  Call: (204) [user] is_like_space('C')
   Call: (205) [system] char_type('C', 'white')
   Fail: (205) [system] char_type('C', 'white')
   Call: (205) [system] char_type('C', end_of_line)
   Fail: (205) [system] char_type('C', end_of_line)
   Call: (205) [system] char_type('C', space)
   Fail: (205) [system] char_type('C', space)
   Call: (205) [system] char_type('C', cntrl)
   Fail: (205) [system] char_type('C', cntrl)
^  Fail: (204) [user] is_like_space('C')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _410118)
   Exit: (203) [system] get_char((0x55798e5fad60), 'C')
   Call: (203) [system] 'C'='('
   Fail: (203) [system] 'C'='('
   Call: (203) [system] 'C'='['
   Fail: (203) [system] 'C'='['
   Call: (203) [system] 'C'='{'
   Fail: (203) [system] 'C'='{'
   Call: (203) [system] 'C'='"'
   Fail: (203) [system] 'C'='"'
   Call: (203) [system] 'C'=!
   Fail: (203) [system] 'C'=!
   Call: (203) [system] 'C'='\''
   Fail: (203) [system] 'C'='\''
   Call: (203) [system] 'C'='`'
   Fail: (203) [system] 'C'='`'
   Call: (203) [system] 'C'=end_of_file
   Fail: (203) [system] 'C'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), 'C', _394106)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _427760)
   Call: (205) [system] peek_char((0x55798e5fad60), _428694)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _427760=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (204) [user] classify_and_convert_charseq('C', [], _394106)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_438004, _438006), once(user:catch(read_from_chars(['C'], _394106), _437980, fail)), '$restore_trace'(_438004, _438006))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_438004, _438006))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _394106), _437980, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(_394106)
   Fail: (205) [system] atomic(_394106)
   Call: (205) [system] atom_chars(_394106, ['C'])
   Exit: (205) [system] atom_chars('C', ['C'])
^  Exit: (204) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _447380)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _449238)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _456976)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _459680)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'D')
   Call: (205) [system] 'D'=(;)
   Fail: (205) [system] 'D'=(;)
^  Call: (205) [user] is_like_space('D')
   Call: (206) [system] char_type('D', 'white')
   Fail: (206) [system] char_type('D', 'white')
   Call: (206) [system] char_type('D', end_of_line)
   Fail: (206) [system] char_type('D', end_of_line)
   Call: (206) [system] char_type('D', space)
   Fail: (206) [system] char_type('D', space)
   Call: (206) [system] char_type('D', cntrl)
   Fail: (206) [system] char_type('D', cntrl)
^  Fail: (205) [user] is_like_space('D')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _474758)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'D')
   Call: (203) [system] 'D'=')'
   Fail: (203) [system] 'D'=')'
   Call: (203) [system] 'D'=end_of_file
   Fail: (203) [system] 'D'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _480328)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _482186)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'D')
   Call: (205) [system] 'D'=(;)
   Fail: (205) [system] 'D'=(;)
^  Call: (205) [user] is_like_space('D')
   Call: (206) [system] char_type('D', 'white')
   Fail: (206) [system] char_type('D', 'white')
   Call: (206) [system] char_type('D', end_of_line)
   Fail: (206) [system] char_type('D', end_of_line)
   Call: (206) [system] char_type('D', space)
   Fail: (206) [system] char_type('D', space)
   Call: (206) [system] char_type('D', cntrl)
   Fail: (206) [system] char_type('D', cntrl)
^  Fail: (205) [user] is_like_space('D')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _496340)
   Exit: (204) [system] get_char((0x55798e5fad60), 'D')
   Call: (204) [system] 'D'='('
   Fail: (204) [system] 'D'='('
   Call: (204) [system] 'D'='['
   Fail: (204) [system] 'D'='['
   Call: (204) [system] 'D'='{'
   Fail: (204) [system] 'D'='{'
   Call: (204) [system] 'D'='"'
   Fail: (204) [system] 'D'='"'
   Call: (204) [system] 'D'=!
   Fail: (204) [system] 'D'=!
   Call: (204) [system] 'D'='\''
   Fail: (204) [system] 'D'='\''
   Call: (204) [system] 'D'='`'
   Fail: (204) [system] 'D'='`'
   Call: (204) [system] 'D'=end_of_file
   Fail: (204) [system] 'D'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), 'D', _480328)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _513982)
   Call: (206) [system] peek_char((0x55798e5fad60), _514916)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_519636, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _513982=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (205) [user] classify_and_convert_charseq('D', [], _480328)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_526098, _526100), once(user:catch(read_from_chars(['D'], _480328), _526074, fail)), '$restore_trace'(_526098, _526100))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_526098, _526100))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _480328), _526074, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_480328)
   Fail: (206) [system] atomic(_480328)
   Call: (206) [system] atom_chars(_480328, ['D'])
   Exit: (206) [system] atom_chars('D', ['D'])
^  Exit: (205) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _535474)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _537332)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _551486)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55798e5fad60), _555276)
   Exit: (204) [system] get_char((0x55798e5fad60), ')')
   Call: (204) [system] _535474=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [])
   Call: (203) [system] _447380=['D']
   Exit: (203) [system] ['D']=['D']
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (202) [system] _361158=['C', 'D']
   Exit: (202) [system] ['C', 'D']=['C', 'D']
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (201) [system] _182928=['OrLink', 'C', 'D']
   Exit: (201) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _569158)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _571016)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _578754)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _581458)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'E')
   Call: (202) [system] 'E'=(;)
   Fail: (202) [system] 'E'=(;)
^  Call: (202) [user] is_like_space('E')
   Call: (203) [system] char_type('E', 'white')
   Fail: (203) [system] char_type('E', 'white')
   Call: (203) [system] char_type('E', end_of_line)
   Fail: (203) [system] char_type('E', end_of_line)
   Call: (203) [system] char_type('E', space)
   Fail: (203) [system] char_type('E', space)
   Call: (203) [system] char_type('E', cntrl)
   Fail: (203) [system] char_type('E', cntrl)
^  Fail: (202) [user] is_like_space('E')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _596536)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'E')
   Call: (200) [system] 'E'=')'
   Fail: (200) [system] 'E'=')'
   Call: (200) [system] 'E'=end_of_file
   Fail: (200) [system] 'E'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _602106)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _603964)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'E')
   Call: (202) [system] 'E'=(;)
   Fail: (202) [system] 'E'=(;)
^  Call: (202) [user] is_like_space('E')
   Call: (203) [system] char_type('E', 'white')
   Fail: (203) [system] char_type('E', 'white')
   Call: (203) [system] char_type('E', end_of_line)
   Fail: (203) [system] char_type('E', end_of_line)
   Call: (203) [system] char_type('E', space)
   Fail: (203) [system] char_type('E', space)
   Call: (203) [system] char_type('E', cntrl)
   Fail: (203) [system] char_type('E', cntrl)
^  Fail: (202) [user] is_like_space('E')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _618118)
   Exit: (201) [system] get_char((0x55798e5fad60), 'E')
   Call: (201) [system] 'E'='('
   Fail: (201) [system] 'E'='('
   Call: (201) [system] 'E'='['
   Fail: (201) [system] 'E'='['
   Call: (201) [system] 'E'='{'
   Fail: (201) [system] 'E'='{'
   Call: (201) [system] 'E'='"'
   Fail: (201) [system] 'E'='"'
   Call: (201) [system] 'E'=!
   Fail: (201) [system] 'E'=!
   Call: (201) [system] 'E'='\''
   Fail: (201) [system] 'E'='\''
   Call: (201) [system] 'E'='`'
   Fail: (201) [system] 'E'='`'
   Call: (201) [system] 'E'=end_of_file
   Fail: (201) [system] 'E'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), 'E', _602106)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _635760)
   Call: (203) [system] peek_char((0x55798e5fad60), _636694)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
^  Call: (203) [user] is_delimiter(')')
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] arg(_641414, v('(', ')', end_of_file), ')')
   Exit: (204) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (203) [user] is_delimiter(')')
   Call: (203) [system] _635760=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (202) [user] classify_and_convert_charseq('E', [], _602106)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_647876, _647878), once(user:catch(read_from_chars(['E'], _602106), _647852, fail)), '$restore_trace'(_647876, _647878))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_647876, _647878))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _602106), _647852, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_602106)
   Fail: (203) [system] atomic(_602106)
   Call: (203) [system] atom_chars(_602106, ['E'])
   Exit: (203) [system] atom_chars('E', ['E'])
^  Exit: (202) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _657252)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _659110)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _673264)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55798e5fad60), _677054)
   Exit: (201) [system] get_char((0x55798e5fad60), ')')
   Call: (201) [system] _657252=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [])
   Call: (200) [system] _569158=['E']
   Exit: (200) [system] ['E']=['E']
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (199) [system] _149980=[['OrLink', 'C', 'D'], 'E']
   Exit: (199) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (198) [system] _3566=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (198) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _690936)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _692794)
   Exit: (198) [system] peek_char((0x55798e5fad60), ')')
   Call: (198) [system] ')'=(;)
   Fail: (198) [system] ')'=(;)
^  Call: (198) [user] is_like_space(')')
   Call: (199) [system] char_type(')', 'white')
   Fail: (199) [system] char_type(')', 'white')
   Call: (199) [system] char_type(')', end_of_line)
   Fail: (199) [system] char_type(')', end_of_line)
   Call: (199) [system] char_type(')', space)
   Fail: (199) [system] char_type(')', space)
   Call: (199) [system] char_type(')', cntrl)
   Fail: (199) [system] char_type(')', cntrl)
^  Fail: (198) [user] is_like_space(')')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _706948)
   Exit: (197) [system] peek_char((0x55798e5fad60), ')')
   Call: (197) [system] ')'=')'
   Exit: (197) [system] ')'=')'
   Call: (197) [system] get_char((0x55798e5fad60), _710738)
   Exit: (197) [system] get_char((0x55798e5fad60), ')')
   Call: (197) [system] _690936=[]
   Exit: (197) [system] []=[]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [])
   Call: (196) [system] _3562=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (196) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (195) [system] _3556=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (195) [system] [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (194) [system] _3548=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (194) [system] [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _724620)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _726478)
   Exit: (194) [system] peek_char((0x55798e5fad60), ')')
   Call: (194) [system] ')'=(;)
   Fail: (194) [system] ')'=(;)
^  Call: (194) [user] is_like_space(')')
   Call: (195) [system] char_type(')', 'white')
   Fail: (195) [system] char_type(')', 'white')
   Call: (195) [system] char_type(')', end_of_line)
   Fail: (195) [system] char_type(')', end_of_line)
   Call: (195) [system] char_type(')', space)
   Fail: (195) [system] char_type(')', space)
   Call: (195) [system] char_type(')', cntrl)
   Fail: (195) [system] char_type(')', cntrl)
^  Fail: (194) [user] is_like_space(')')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _740632)
   Exit: (193) [system] peek_char((0x55798e5fad60), ')')
   Call: (193) [system] ')'=')'
   Exit: (193) [system] ')'=')'
   Call: (193) [system] get_char((0x55798e5fad60), _744422)
   Exit: (193) [system] get_char((0x55798e5fad60), ')')
   Call: (193) [system] _724620=[]
   Exit: (193) [system] []=[]
^  Exit: (192) [user] read_list(')', (0x55798e5fad60), [])
   Call: (192) [system] _3544=[[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (192) [system] [[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (191) [user] read_list(')', (0x55798e5fad60), [[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (191) [system] _3484=[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (191) [system] [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (190) [user] read_list(')', (0x55798e5fad60), [[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (190) [system] _3460=[[:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (190) [system] [[:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (189) [user] read_list(')', (0x55798e5fad60), [[:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (189) [system] _3434=[[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (189) [system] [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (188) [user] read_list(')', (0x55798e5fad60), [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (187) [user] cont_sexpr(')', (0x55798e5fad60), [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _761098)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _762956)
   Exit: (189) [system] peek_char((0x55798e5fad60), ')')
   Call: (189) [system] ')'=(;)
   Fail: (189) [system] ')'=(;)
^  Call: (189) [user] is_like_space(')')
   Call: (190) [system] char_type(')', 'white')
   Fail: (190) [system] char_type(')', 'white')
   Call: (190) [system] char_type(')', end_of_line)
   Fail: (190) [system] char_type(')', end_of_line)
   Call: (190) [system] char_type(')', space)
   Fail: (190) [system] char_type(')', space)
   Call: (190) [system] char_type(')', cntrl)
   Fail: (190) [system] char_type(')', cntrl)
^  Fail: (189) [user] is_like_space(')')
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _777110)
   Exit: (188) [system] peek_char((0x55798e5fad60), ')')
   Call: (188) [system] ')'=')'
   Exit: (188) [system] ')'=')'
   Call: (188) [system] get_char((0x55798e5fad60), _780900)
   Exit: (188) [system] get_char((0x55798e5fad60), ')')
   Call: (188) [system] _761098=[]
   Exit: (188) [system] []=[]
^  Exit: (187) [user] read_list(')', (0x55798e5fad60), [])
   Call: (187) [system] _3430=[[[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (187) [system] [[[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[[[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (186) [user] read_list(')', (0x55798e5fad60), [[[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (186) [system] _3368=[[synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (186) [system] [[synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[[synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (185) [user] read_list(')', (0x55798e5fad60), [[synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (185) [system] _3360=[assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (185) [system] [assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (184) [user] read_list(')', (0x55798e5fad60), [assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (183) [user] cont_sexpr(')', (0x55798e5fad60), [assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (182) [user] read_sexpr((0x55798e5fad60), [assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (182) [system] _3324=exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Exit: (182) [system] exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])=exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (181) [user] cont_sexpr(')', (0x55798e5fad60), exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]))
^  Exit: (180) [user] read_sexpr((0x55798e5fad60), exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]))
^  Call: (180) [user] assertz(metta_file_comment(157, 0, 7659, exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]), '$stream_position'(7659, 157, 0, 7659)))
^  Exit: (180) [user] assertz(metta_file_comment(157, 0, 7659, exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]), '$stream_position'(7659, 157, 0, 7659)))
^  Exit: (178) [system] once(user:(read_position((0x55798e5fad60), 157, 0, 7659, '$stream_position'(7659, 157, 0, 7659)), read_sexpr((0x55798e5fad60), exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]])), assertz(metta_file_comment(157, 0, 7659, exec([assertEqualToResult, [synthesize, [:, _term, _type], kb, rb, 'Z'], [[:, a, 'A'], [:, a, 'B'], [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']], [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]]]), '$stream_position'(7659, 157, 0, 7659)))))
   Call: (178) [system] fail
^  Call: (178) [user] retract(metta_file_comment(_803138, _803140, _803142, _803144, _803146))
^  Exit: (178) [user] retract(metta_file_comment(75, 0, 2845, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], '$stream_position'(2845, 75, 0, 2845)))
^  Call: (178) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _3084)
^  Call: (179) [user] once(call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _806702))
^  Call: (180) [user] call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _806702)
^  Call: (181) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _806702)
^  Call: (182) [user] must_det_ll(trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _809518))
^  Call: (183) [user] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _809518))
^  Call: (184) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _809518)
^  Call: (185) [user] once(call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _812318))
^  Call: (186) [user] call(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _812318)
^  Call: (187) [user] mfix_vars1([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _812318)
   Call: (188) [system] var([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Call: (188) [system] atom([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Call: (188) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]==true
   Call: (188) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]==false
   Call: (188) [system] (=)=='['
   Call: (188) [system] (=)=='{'
   Call: (188) [system] is_list([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Exit: (188) [system] is_list([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Call: (188) [lists] lists:last([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _822540)
   Call: (189) [lists] lists:last_([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [synthesize, _query, _kb, _rb, ['S', _k]], _822540)
   Call: (190) [lists] lists:last_([], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], _822540)
   Exit: (190) [lists] lists:last_([], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
   Exit: (189) [lists] lists:last_([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
   Exit: (188) [lists] lists:last([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
   Call: (188) [system] ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]=='}'
   Call: (188) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]==[_829056, _829062]
   Call: (188) [system] fail
   Call: (188) [system] is_list([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Exit: (188) [system] is_list([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Call: (188) [user] apply:maplist(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _812318)
   Call: (189) [apply] apply:maplist_([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _812318, user:mfix_vars1)
^  Call: (190) [user] mfix_vars1(=, _834636)
   Call: (191) [system] var(=)
   Call: (191) [system] atom(=)
   Exit: (191) [system] atom(=)
^  Call: (191) [user] symbol_concat($, _838344, =)
   Call: (192) [system] atom_concat($, _838344, =)
   Fail: (192) [system] atom_concat($, _838344, =)
^  Fail: (191) [user] symbol_concat($, _838344, =)
   Call: (191) [system] (=)==true
   Call: (191) [system] (=)==false
   Call: (191) [system] (=)==[_843932, _843938]
   Call: (191) [system] is_list(=)
   Call: (191) [system] string(=)
   Call: (191) [system] compound(=)
^  Call: (191) [user] symbol(=)
   Call: (192) [system] atom(=)
   Exit: (192) [system] atom(=)
^  Exit: (191) [user] symbol(=)
^  Exit: (190) [user] mfix_vars1(=, =)
   Call: (190) [apply] apply:maplist_([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _834638, user:mfix_vars1)
^  Call: (191) [user] mfix_vars1([synthesize, _query, _kb, _rb, ['S', _k]], _853200)
   Call: (192) [system] var([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (192) [system] atom([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (192) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==true
   Call: (192) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==false
   Call: (192) [system] synthesize=='['
   Call: (192) [system] synthesize=='{'
   Call: (192) [system] is_list([_query, _kb, _rb, ['S', _k]])
   Exit: (192) [system] is_list([_query, _kb, _rb, ['S', _k]])
   Call: (192) [lists] lists:last([_query, _kb, _rb, ['S', _k]], _861544)
   Call: (193) [lists] lists:last_([_kb, _rb, ['S', _k]], _query, _861544)
   Call: (194) [lists] lists:last_([_rb, ['S', _k]], _kb, _861544)
   Call: (195) [lists] lists:last_([['S', _k]], _rb, _861544)
   Call: (196) [lists] lists:last_([], ['S', _k], _861544)
   Exit: (196) [lists] lists:last_([], ['S', _k], ['S', _k])
   Exit: (195) [lists] lists:last_([['S', _k]], _rb, ['S', _k])
   Exit: (194) [lists] lists:last_([_rb, ['S', _k]], _kb, ['S', _k])
   Exit: (193) [lists] lists:last_([_kb, _rb, ['S', _k]], _query, ['S', _k])
   Exit: (192) [lists] lists:last([_query, _kb, _rb, ['S', _k]], ['S', _k])
   Call: (192) [system] ['S', _k]=='}'
   Call: (192) [system] [synthesize, _query, _kb, _rb, ['S', _k]]==[_871788, _871794]
   Call: (192) [system] fail
   Call: (192) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (192) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (192) [user] apply:maplist(mfix_vars1, [synthesize, _query, _kb, _rb, ['S', _k]], _853200)
   Call: (193) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], _853200, user:mfix_vars1)
^  Call: (194) [user] mfix_vars1(synthesize, _877368)
   Call: (195) [system] var(synthesize)
   Call: (195) [system] atom(synthesize)
   Exit: (195) [system] atom(synthesize)
^  Call: (195) [user] symbol_concat($, _881076, synthesize)
   Call: (196) [system] atom_concat($, _881076, synthesize)
   Fail: (196) [system] atom_concat($, _881076, synthesize)
^  Fail: (195) [user] symbol_concat($, _881076, synthesize)
   Call: (195) [system] synthesize==true
   Call: (195) [system] synthesize==false
   Call: (195) [system] synthesize==[_886664, _886670]
   Call: (195) [system] is_list(synthesize)
   Call: (195) [system] string(synthesize)
   Call: (195) [system] compound(synthesize)
^  Call: (195) [user] symbol(synthesize)
   Call: (196) [system] atom(synthesize)
   Exit: (196) [system] atom(synthesize)
^  Exit: (195) [user] symbol(synthesize)
^  Exit: (194) [user] mfix_vars1(synthesize, synthesize)
   Call: (194) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], _877370, user:mfix_vars1)
^  Call: (195) [user] mfix_vars1(_query, _895932)
   Call: (196) [system] var(_query)
   Call: (196) [system] atom(_query)
   Call: (196) [system] _query==true
   Call: (196) [system] _query==false
   Call: (196) [system] _query==[_900574, _900580]
   Call: (196) [system] is_list(_query)
   Call: (196) [system] string(_query)
   Call: (196) [system] compound(_query)
   Exit: (196) [system] compound(_query)
   Call: (196) [system] compound_name_arguments(_query, _905208, _905210)
   Exit: (196) [system] compound_name_arguments(_query, '$VAR', ['_query'])
   Call: (196) [system] '$VAR'\=='$VAR'
^  Exit: (184) [user] trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (183) [system] once(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
^  Exit: (182) [user] must_det_ll(user:trly(mfix_vars1, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
^  Call: (182) [user] must_det_ll(trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _910802))
^  Call: (183) [user] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _910802))
^  Call: (184) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _910802)
^  Call: (185) [user] once(call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _913602))
^  Call: (186) [user] call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _913602)
^  Call: (187) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _913602)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_c([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (186) [system] call(user:cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (185) [system] once(user:call(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
   Call: (185) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
^  Exit: (184) [user] trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (183) [system] once(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_c, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
^  Call: (182) [user] must_det_ll(trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _806702))
^  Call: (183) [user] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _806702))
^  Call: (184) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _806702)
^  Call: (185) [user] once(call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _927560))
^  Call: (186) [user] call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _927560)
^  Call: (187) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _927560)
^  Call: (188) [user] no_cons_reduce
^  Exit: (188) [user] no_cons_reduce
^  Exit: (187) [user] cons_to_l([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (186) [system] call(user:cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (185) [system] once(user:call(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
   Call: (185) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
^  Exit: (184) [user] trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (183) [system] once(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
^  Exit: (182) [user] must_det_ll(user:trly(cons_to_l, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
^  Exit: (181) [user] untyped_to_metta([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (180) [system] call(user:untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (179) [system] once(user:call(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
   Call: (179) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]\=@=[=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]
^  Exit: (178) [user] trly(untyped_to_metta, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (177) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Call: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])))
   Exit: (177) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])))
^  Exit: (176) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (175) [user] parse_sexpr_metta_IO((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Call: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])))
   Exit: (173) [user] nop(wdmsg(new_parse_sexpr_metta_IO1((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])))
^  Exit: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (171) [user] read_sform((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Exit: (170) [system] once(user:read_sform((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
^  Exit: (169) [user] must_det_ll(user:read_sform((0x55798e5fad60), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]))
   Call: (169) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]==end_of_file
   Fail: (169) [system] [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]==end_of_file
^  Call: (169) [user] once((if_t((get_time(_3134), arg(1, t(1726263807.7043724), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263807.7043724), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]), 155]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, _3246, _3246+1), write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], me_synthesize_1726263785_9357412, 155)))
^  Call: (171) [user] if_t((get_time(_3134), arg(1, t(1726263807.7043724), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263807.7043724), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]), 155]), write(user_error, ''), move_cursor_to_first_column))
   Call: (173) [system] get_time(_3134)
   Exit: (173) [system] get_time(1726263808.302515)
   Call: (173) [system] arg(1, t(1726263807.7043724), _3148)
   Exit: (173) [system] arg(1, t(1726263807.7043724), 1726263807.7043724)
   Call: (173) [system] _3158 is 1726263808.302515-1726263807.7043724
   Exit: (173) [system] 0.5981426239013672 is 1726263808.302515-1726263807.7043724
   Call: (173) [system] 0.5981426239013672>4
   Fail: (173) [system] 0.5981426239013672>4
^  Exit: (171) [user] if_t((get_time(_3134), arg(1, t(1726263807.7043724), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263807.7043724), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]), 155]), write(user_error, ''), move_cursor_to_first_column))
   Call: (171) [$syspreds] flag(translated_forms, _3246, _3246+1)
   Call: (172) [system] _3246==_3246+1
^  Call: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, _3246, _3246+1))
   Call: (174) [$syspreds] update_flag(translated_forms, _3246, _3246+1)
   Call: (175) [system] get_flag(translated_forms, _3246)
   Exit: (175) [system] get_flag(translated_forms, 26)
   Call: (175) [system] atom(26+1)
   Call: (175) [system] set_flag(translated_forms, 27)
   Exit: (175) [system] set_flag(translated_forms, 27)
   Exit: (174) [$syspreds] update_flag(translated_forms, 26, 26+1)
^  Exit: (172) [$syspreds] with_mutex('$flag', update_flag(translated_forms, 26, 26+1))
   Exit: (171) [$syspreds] flag(translated_forms, 26, 26+1)
^  Call: (171) [user] write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], me_synthesize_1726263785_9357412, 155)
^  Call: (172) [user] s2t_iz(me_synthesize_1726263785_9357412, _979958, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _979960)
   Call: (173) [system] (=)==(:)
^  Call: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _979960)
   Call: (174) [system] compound([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Exit: (174) [system] compound([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Call: (174) [user] s2t(=, _984610)
   Call: (175) [system] compound(=)
   Call: (175) [system] (=)=_984610
   Exit: (175) [system] (=)=(=)
^  Exit: (174) [user] s2t(=, =)
^  Call: (174) [user] s2tl([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _984612)
   Call: (175) [system] compound([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Exit: (175) [system] compound([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Call: (175) [user] s2t([synthesize, _query, _kb, _rb, ['S', _k]], _992028)
   Call: (176) [system] compound([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (176) [system] compound([synthesize, _query, _kb, _rb, ['S', _k]])
   Call: (176) [system] synthesize==(->)
   Call: (176) [system] synthesize=='Cons'
   Call: (176) [system] synthesize==(=)
   Call: (176) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
   Exit: (176) [system] is_list([synthesize, _query, _kb, _rb, ['S', _k]])
^  Call: (176) [user] apply:maplist(s2t, [synthesize, _query, _kb, _rb, ['S', _k]], _999440)
   Call: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], _999440, user:s2t)
^  Call: (178) [user] s2t(synthesize, _1001320)
   Call: (179) [system] compound(synthesize)
   Call: (179) [system] synthesize=_1001320
   Exit: (179) [system] synthesize=synthesize
^  Exit: (178) [user] s2t(synthesize, synthesize)
   Call: (178) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], _1001322, user:s2t)
^  Call: (179) [user] s2t(_query, _1006894)
   Call: (180) [system] compound(_query)
   Exit: (180) [system] compound(_query)
   Call: (180) [system] is_list(_query)
^  Call: (180) [user] s2tl(_query, _1006894)
   Call: (181) [system] compound(_query)
   Exit: (181) [system] compound(_query)
^  Exit: (180) [user] s2tl(_query, _query)
^  Exit: (179) [user] s2t(_query, _query)
   Call: (179) [apply] apply:maplist_([_kb, _rb, ['S', _k]], _1006896, user:s2t)
^  Call: (180) [user] s2t(_kb, _1016164)
   Call: (181) [system] compound(_kb)
   Exit: (181) [system] compound(_kb)
   Call: (181) [system] is_list(_kb)
^  Call: (181) [user] s2tl(_kb, _1016164)
   Call: (182) [system] compound(_kb)
   Exit: (182) [system] compound(_kb)
^  Exit: (181) [user] s2tl(_kb, _kb)
^  Exit: (180) [user] s2t(_kb, _kb)
   Call: (180) [apply] apply:maplist_([_rb, ['S', _k]], _1016166, user:s2t)
^  Call: (181) [user] s2t(_rb, _1025434)
   Call: (182) [system] compound(_rb)
   Exit: (182) [system] compound(_rb)
   Call: (182) [system] is_list(_rb)
^  Call: (182) [user] s2tl(_rb, _1025434)
   Call: (183) [system] compound(_rb)
   Exit: (183) [system] compound(_rb)
^  Exit: (182) [user] s2tl(_rb, _rb)
^  Exit: (181) [user] s2t(_rb, _rb)
   Call: (181) [apply] apply:maplist_([['S', _k]], _1025436, user:s2t)
^  Call: (182) [user] s2t(['S', _k], _1034704)
   Call: (183) [system] compound(['S', _k])
   Exit: (183) [system] compound(['S', _k])
   Call: (183) [system] 'S'==(->)
   Call: (183) [system] 'S'=='Cons'
   Call: (183) [system] 'S'==(=)
   Call: (183) [system] is_list(['S', _k])
   Exit: (183) [system] is_list(['S', _k])
^  Call: (183) [user] apply:maplist(s2t, ['S', _k], _1042116)
   Call: (184) [apply] apply:maplist_(['S', _k], _1042116, user:s2t)
^  Call: (185) [user] s2t('S', _1043996)
   Call: (186) [system] compound('S')
   Call: (186) [system] 'S'=_1043996
   Exit: (186) [system] 'S'='S'
^  Exit: (185) [user] s2t('S', 'S')
   Call: (185) [apply] apply:maplist_([_k], _1043998, user:s2t)
^  Call: (186) [user] s2t(_k, _1049570)
   Call: (187) [system] compound(_k)
   Exit: (187) [system] compound(_k)
   Call: (187) [system] is_list(_k)
^  Call: (187) [user] s2tl(_k, _1049570)
   Call: (188) [system] compound(_k)
   Exit: (188) [system] compound(_k)
^  Exit: (187) [user] s2tl(_k, _k)
^  Exit: (186) [user] s2t(_k, _k)
   Call: (186) [apply] apply:maplist_([], _1049572, user:s2t)
   Exit: (186) [apply] apply:maplist_([], [], user:s2t)
   Exit: (185) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (184) [apply] apply:maplist_(['S', _k], ['S', _k], user:s2t)
^  Exit: (183) [apply] apply:maplist(user:s2t, ['S', _k], ['S', _k])
   Call: (183) [system] compound_name_arguments(_1034704, t, ['S', _k])
   Exit: (183) [system] compound_name_arguments(t('S', _k), t, ['S', _k])
^  Exit: (182) [user] s2t(['S', _k], t('S', _k))
   Call: (182) [apply] apply:maplist_([], _1034706, user:s2t)
   Exit: (182) [apply] apply:maplist_([], [], user:s2t)
   Exit: (181) [apply] apply:maplist_([['S', _k]], [t('S', _k)], user:s2t)
   Exit: (180) [apply] apply:maplist_([_rb, ['S', _k]], [_rb, t('S', _k)], user:s2t)
   Exit: (179) [apply] apply:maplist_([_kb, _rb, ['S', _k]], [_kb, _rb, t('S', _k)], user:s2t)
   Exit: (178) [apply] apply:maplist_([_query, _kb, _rb, ['S', _k]], [_query, _kb, _rb, t('S', _k)], user:s2t)
   Exit: (177) [apply] apply:maplist_([synthesize, _query, _kb, _rb, ['S', _k]], [synthesize, _query, _kb, _rb, t('S', _k)], user:s2t)
^  Exit: (176) [apply] apply:maplist(user:s2t, [synthesize, _query, _kb, _rb, ['S', _k]], [synthesize, _query, _kb, _rb, t('S', _k)])
   Call: (176) [system] compound_name_arguments(_992028, t, [synthesize, _query, _kb, _rb, t('S', _k)])
   Exit: (176) [system] compound_name_arguments(t(synthesize, _query, _kb, _rb, t('S', _k)), t, [synthesize, _query, _kb, _rb, t('S', _k)])
^  Exit: (175) [user] s2t([synthesize, _query, _kb, _rb, ['S', _k]], t(synthesize, _query, _kb, _rb, t('S', _k)))
^  Call: (175) [user] s2tl([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], _992030)
   Call: (176) [system] compound([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
   Exit: (176) [system] compound([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]])
^  Call: (176) [user] s2t(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], _1078414)
   Call: (177) [system] compound(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
   Exit: (177) [system] compound(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
   Call: (177) [system] 'let*'==(->)
   Call: (177) [system] 'let*'=='Cons'
   Call: (177) [system] 'let*'==(=)
   Call: (177) [system] is_list(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
   Exit: (177) [system] is_list(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query])
^  Call: (177) [user] apply:maplist(s2t, ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], _1085826)
   Call: (178) [apply] apply:maplist_(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], _1085826, user:s2t)
^  Call: (179) [user] s2t('let*', _1087706)
   Call: (180) [system] compound('let*')
   Call: (180) [system] 'let*'=_1087706
   Exit: (180) [system] 'let*'='let*'
^  Exit: (179) [user] s2t('let*', 'let*')
   Call: (179) [apply] apply:maplist_([[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], _1087708, user:s2t)
^  Call: (180) [user] s2t([[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _1093280)
   Call: (181) [system] compound([[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
   Exit: (181) [system] compound([[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]]==(->)
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]]=='Cons'
   Call: (181) [system] [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]]==(=)
   Call: (181) [system] is_list([[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
   Exit: (181) [system] is_list([[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]])
^  Call: (181) [user] apply:maplist(s2t, [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _1100692)
   Call: (182) [apply] apply:maplist_([[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _1100692, user:s2t)
^  Call: (183) [user] s2t([[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], _1102572)
   Call: (184) [system] compound([[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]])
   Exit: (184) [system] compound([[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]])
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]==(->)
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]=='Cons'
   Call: (184) [system] [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]]==(=)
   Call: (184) [system] is_list([[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]])
   Exit: (184) [system] is_list([[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]])
^  Call: (184) [user] apply:maplist(s2t, [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], _1109984)
   Call: (185) [apply] apply:maplist_([[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], _1109984, user:s2t)
^  Call: (186) [user] s2t([:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], _1111864)
   Call: (187) [system] compound([:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]])
   Exit: (187) [system] compound([:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]])
   Call: (187) [system] (:)==(->)
   Call: (187) [system] (:)=='Cons'
   Call: (187) [system] (:)==(=)
   Call: (187) [system] is_list([:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]])
   Exit: (187) [system] is_list([:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]])
^  Call: (187) [user] apply:maplist(s2t, [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], _1119276)
   Call: (188) [apply] apply:maplist_([:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], _1119276, user:s2t)
^  Call: (189) [user] s2t(:, _1121156)
   Call: (190) [system] compound(:)
   Call: (190) [system] (:)=_1121156
   Exit: (190) [system] (:)=(:)
^  Exit: (189) [user] s2t(:, :)
   Call: (189) [apply] apply:maplist_([_ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], _1121158, user:s2t)
^  Call: (190) [user] s2t(_ructor, _1126730)
   Call: (191) [system] compound(_ructor)
   Exit: (191) [system] compound(_ructor)
   Call: (191) [system] is_list(_ructor)
^  Call: (191) [user] s2tl(_ructor, _1126730)
   Call: (192) [system] compound(_ructor)
   Exit: (192) [system] compound(_ructor)
^  Exit: (191) [user] s2tl(_ructor, _ructor)
^  Exit: (190) [user] s2t(_ructor, _ructor)
   Call: (190) [apply] apply:maplist_([[->, _premise1, _premise2, _premise3, _premise4, _conclusion]], _1126732, user:s2t)
^  Call: (191) [user] s2t([->, _premise1, _premise2, _premise3, _premise4, _conclusion], _1136000)
   Call: (192) [system] compound([->, _premise1, _premise2, _premise3, _premise4, _conclusion])
   Exit: (192) [system] compound([->, _premise1, _premise2, _premise3, _premise4, _conclusion])
   Call: (192) [system] (->)==(->)
   Exit: (192) [system] (->)==(->)
^  Call: (192) [user] s2tl([_premise1, _premise2, _premise3, _premise4, _conclusion], _1140636)
   Call: (193) [system] compound([_premise1, _premise2, _premise3, _premise4, _conclusion])
   Exit: (193) [system] compound([_premise1, _premise2, _premise3, _premise4, _conclusion])
^  Call: (193) [user] s2t(_premise1, _1143416)
   Call: (194) [system] compound(_premise1)
   Exit: (194) [system] compound(_premise1)
   Call: (194) [system] is_list(_premise1)
^  Call: (194) [user] s2tl(_premise1, _1143416)
   Call: (195) [system] compound(_premise1)
   Exit: (195) [system] compound(_premise1)
^  Exit: (194) [user] s2tl(_premise1, _premise1)
^  Exit: (193) [user] s2t(_premise1, _premise1)
^  Call: (193) [user] s2tl([_premise2, _premise3, _premise4, _conclusion], _1143418)
   Call: (194) [system] compound([_premise2, _premise3, _premise4, _conclusion])
   Exit: (194) [system] compound([_premise2, _premise3, _premise4, _conclusion])
^  Call: (194) [user] s2t(_premise2, _1154530)
   Call: (195) [system] compound(_premise2)
   Exit: (195) [system] compound(_premise2)
   Call: (195) [system] is_list(_premise2)
^  Call: (195) [user] s2tl(_premise2, _1154530)
   Call: (196) [system] compound(_premise2)
   Exit: (196) [system] compound(_premise2)
^  Exit: (195) [user] s2tl(_premise2, _premise2)
^  Exit: (194) [user] s2t(_premise2, _premise2)
^  Call: (194) [user] s2tl([_premise3, _premise4, _conclusion], _1154532)
   Call: (195) [system] compound([_premise3, _premise4, _conclusion])
   Exit: (195) [system] compound([_premise3, _premise4, _conclusion])
^  Call: (195) [user] s2t(_premise3, _1165644)
   Call: (196) [system] compound(_premise3)
   Exit: (196) [system] compound(_premise3)
   Call: (196) [system] is_list(_premise3)
^  Call: (196) [user] s2tl(_premise3, _1165644)
   Call: (197) [system] compound(_premise3)
   Exit: (197) [system] compound(_premise3)
^  Exit: (196) [user] s2tl(_premise3, _premise3)
^  Exit: (195) [user] s2t(_premise3, _premise3)
^  Call: (195) [user] s2tl([_premise4, _conclusion], _1165646)
   Call: (196) [system] compound([_premise4, _conclusion])
   Exit: (196) [system] compound([_premise4, _conclusion])
^  Call: (196) [user] s2t(_premise4, _1176758)
   Call: (197) [system] compound(_premise4)
   Exit: (197) [system] compound(_premise4)
   Call: (197) [system] is_list(_premise4)
^  Call: (197) [user] s2tl(_premise4, _1176758)
   Call: (198) [system] compound(_premise4)
   Exit: (198) [system] compound(_premise4)
^  Exit: (197) [user] s2tl(_premise4, _premise4)
^  Exit: (196) [user] s2t(_premise4, _premise4)
^  Call: (196) [user] s2tl([_conclusion], _1176760)
   Call: (197) [system] compound([_conclusion])
   Exit: (197) [system] compound([_conclusion])
^  Call: (197) [user] s2t(_conclusion, _1187872)
   Call: (198) [system] compound(_conclusion)
   Exit: (198) [system] compound(_conclusion)
   Call: (198) [system] is_list(_conclusion)
^  Call: (198) [user] s2tl(_conclusion, _1187872)
   Call: (199) [system] compound(_conclusion)
   Exit: (199) [system] compound(_conclusion)
^  Exit: (198) [user] s2tl(_conclusion, _conclusion)
^  Exit: (197) [user] s2t(_conclusion, _conclusion)
^  Call: (197) [user] s2tl([], _1187874)
   Call: (198) [system] compound([])
   Call: (198) [system] []=_1187874
   Exit: (198) [system] []=[]
^  Exit: (197) [user] s2tl([], [])
^  Exit: (196) [user] s2tl([_conclusion], [_conclusion])
^  Exit: (195) [user] s2tl([_premise4, _conclusion], [_premise4, _conclusion])
^  Exit: (194) [user] s2tl([_premise3, _premise4, _conclusion], [_premise3, _premise4, _conclusion])
^  Exit: (193) [user] s2tl([_premise2, _premise3, _premise4, _conclusion], [_premise2, _premise3, _premise4, _conclusion])
^  Exit: (192) [user] s2tl([_premise1, _premise2, _premise3, _premise4, _conclusion], [_premise1, _premise2, _premise3, _premise4, _conclusion])
   Call: (192) [system] _1136000=..[->, [_premise1, _premise2, _premise3, _premise4, _conclusion]]
   Exit: (192) [system] ->([_premise1, _premise2, _premise3, _premise4, _conclusion])=..[->, [_premise1, _premise2, _premise3, _premise4, _conclusion]]
^  Exit: (191) [user] s2t([->, _premise1, _premise2, _premise3, _premise4, _conclusion], ->([_premise1, _premise2, _premise3, _premise4, _conclusion]))
   Call: (191) [apply] apply:maplist_([], _1136002, user:s2t)
   Exit: (191) [apply] apply:maplist_([], [], user:s2t)
   Exit: (190) [apply] apply:maplist_([[->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [->([_premise1, _premise2, _premise3, _premise4, _conclusion])], user:s2t)
   Exit: (189) [apply] apply:maplist_([_ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])], user:s2t)
   Exit: (188) [apply] apply:maplist_([:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])], user:s2t)
^  Exit: (187) [apply] apply:maplist(user:s2t, [:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])])
   Call: (187) [system] compound_name_arguments(_1111864, t, [:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])])
   Exit: (187) [system] compound_name_arguments(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t, [:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])])
^  Exit: (186) [user] s2t([:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])))
   Call: (186) [apply] apply:maplist_([[_rb]], _1111866, user:s2t)
^  Call: (187) [user] s2t([_rb], _1217616)
   Call: (188) [system] compound([_rb])
   Exit: (188) [system] compound([_rb])
   Call: (188) [system] _rb==(->)
   Call: (188) [system] _rb=='Cons'
   Call: (188) [system] _rb==(=)
   Call: (188) [system] is_list([_rb])
   Exit: (188) [system] is_list([_rb])
^  Call: (188) [user] apply:maplist(s2t, [_rb], _1225028)
   Call: (189) [apply] apply:maplist_([_rb], _1225028, user:s2t)
^  Call: (190) [user] s2t(_rb, _1226908)
   Call: (191) [system] compound(_rb)
   Exit: (191) [system] compound(_rb)
   Call: (191) [system] is_list(_rb)
^  Call: (191) [user] s2tl(_rb, _1226908)
   Call: (192) [system] compound(_rb)
   Exit: (192) [system] compound(_rb)
^  Exit: (191) [user] s2tl(_rb, _rb)
^  Exit: (190) [user] s2t(_rb, _rb)
   Call: (190) [apply] apply:maplist_([], _1226910, user:s2t)
   Exit: (190) [apply] apply:maplist_([], [], user:s2t)
   Exit: (189) [apply] apply:maplist_([_rb], [_rb], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [_rb], [_rb])
   Call: (188) [system] compound_name_arguments(_1217616, t, [_rb])
   Exit: (188) [system] compound_name_arguments(t(_rb), t, [_rb])
^  Exit: (187) [user] s2t([_rb], t(_rb))
   Call: (187) [apply] apply:maplist_([], _1217618, user:s2t)
   Exit: (187) [apply] apply:maplist_([], [], user:s2t)
   Exit: (186) [apply] apply:maplist_([[_rb]], [t(_rb)], user:s2t)
   Exit: (185) [apply] apply:maplist_([[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)], user:s2t)
^  Exit: (184) [apply] apply:maplist(user:s2t, [[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)])
   Call: (184) [system] compound_name_arguments(_1102572, t, [t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)])
   Exit: (184) [system] compound_name_arguments(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t, [t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)])
^  Exit: (183) [user] s2t([[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)))
   Call: (183) [apply] apply:maplist_([[[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _1102574, user:s2t)
^  Call: (184) [user] s2t([[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], _1250172)
   Call: (185) [system] compound([[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query])
   Exit: (185) [system] compound([[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query])
   Call: (185) [system] [:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]==(->)
   Call: (185) [system] [:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]=='Cons'
   Call: (185) [system] [:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion]==(=)
   Call: (185) [system] is_list([[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query])
   Exit: (185) [system] is_list([[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query])
^  Call: (185) [user] apply:maplist(s2t, [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], _1257584)
   Call: (186) [apply] apply:maplist_([[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], _1257584, user:s2t)
^  Call: (187) [user] s2t([:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _1259464)
   Call: (188) [system] compound([:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion])
   Exit: (188) [system] compound([:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion])
   Call: (188) [system] (:)==(->)
   Call: (188) [system] (:)=='Cons'
   Call: (188) [system] (:)==(=)
   Call: (188) [system] is_list([:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion])
   Exit: (188) [system] is_list([:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion])
^  Call: (188) [user] apply:maplist(s2t, [:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _1266876)
   Call: (189) [apply] apply:maplist_([:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _1266876, user:s2t)
^  Call: (190) [user] s2t(:, _1268756)
   Call: (191) [system] compound(:)
   Call: (191) [system] (:)=_1268756
   Exit: (191) [system] (:)=(:)
^  Exit: (190) [user] s2t(:, :)
   Call: (190) [apply] apply:maplist_([[_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _1268758, user:s2t)
^  Call: (191) [user] s2t([_ructor, _proof1, _proof2, _proof3, _proof4], _1274330)
   Call: (192) [system] compound([_ructor, _proof1, _proof2, _proof3, _proof4])
   Exit: (192) [system] compound([_ructor, _proof1, _proof2, _proof3, _proof4])
   Call: (192) [system] _ructor==(->)
   Call: (192) [system] _ructor=='Cons'
   Call: (192) [system] _ructor==(=)
   Call: (192) [system] is_list([_ructor, _proof1, _proof2, _proof3, _proof4])
   Exit: (192) [system] is_list([_ructor, _proof1, _proof2, _proof3, _proof4])
^  Call: (192) [user] apply:maplist(s2t, [_ructor, _proof1, _proof2, _proof3, _proof4], _1281742)
   Call: (193) [apply] apply:maplist_([_ructor, _proof1, _proof2, _proof3, _proof4], _1281742, user:s2t)
^  Call: (194) [user] s2t(_ructor, _1283622)
   Call: (195) [system] compound(_ructor)
   Exit: (195) [system] compound(_ructor)
   Call: (195) [system] is_list(_ructor)
^  Call: (195) [user] s2tl(_ructor, _1283622)
   Call: (196) [system] compound(_ructor)
   Exit: (196) [system] compound(_ructor)
^  Exit: (195) [user] s2tl(_ructor, _ructor)
^  Exit: (194) [user] s2t(_ructor, _ructor)
   Call: (194) [apply] apply:maplist_([_proof1, _proof2, _proof3, _proof4], _1283624, user:s2t)
^  Call: (195) [user] s2t(_proof1, _1292892)
   Call: (196) [system] compound(_proof1)
   Exit: (196) [system] compound(_proof1)
   Call: (196) [system] is_list(_proof1)
^  Call: (196) [user] s2tl(_proof1, _1292892)
   Call: (197) [system] compound(_proof1)
   Exit: (197) [system] compound(_proof1)
^  Exit: (196) [user] s2tl(_proof1, _proof1)
^  Exit: (195) [user] s2t(_proof1, _proof1)
   Call: (195) [apply] apply:maplist_([_proof2, _proof3, _proof4], _1292894, user:s2t)
^  Call: (196) [user] s2t(_proof2, _1302162)
   Call: (197) [system] compound(_proof2)
   Exit: (197) [system] compound(_proof2)
   Call: (197) [system] is_list(_proof2)
^  Call: (197) [user] s2tl(_proof2, _1302162)
   Call: (198) [system] compound(_proof2)
   Exit: (198) [system] compound(_proof2)
^  Exit: (197) [user] s2tl(_proof2, _proof2)
^  Exit: (196) [user] s2t(_proof2, _proof2)
   Call: (196) [apply] apply:maplist_([_proof3, _proof4], _1302164, user:s2t)
^  Call: (197) [user] s2t(_proof3, _1311432)
   Call: (198) [system] compound(_proof3)
   Exit: (198) [system] compound(_proof3)
   Call: (198) [system] is_list(_proof3)
^  Call: (198) [user] s2tl(_proof3, _1311432)
   Call: (199) [system] compound(_proof3)
   Exit: (199) [system] compound(_proof3)
^  Exit: (198) [user] s2tl(_proof3, _proof3)
^  Exit: (197) [user] s2t(_proof3, _proof3)
   Call: (197) [apply] apply:maplist_([_proof4], _1311434, user:s2t)
^  Call: (198) [user] s2t(_proof4, _1320702)
   Call: (199) [system] compound(_proof4)
   Exit: (199) [system] compound(_proof4)
   Call: (199) [system] is_list(_proof4)
^  Call: (199) [user] s2tl(_proof4, _1320702)
   Call: (200) [system] compound(_proof4)
   Exit: (200) [system] compound(_proof4)
^  Exit: (199) [user] s2tl(_proof4, _proof4)
^  Exit: (198) [user] s2t(_proof4, _proof4)
   Call: (198) [apply] apply:maplist_([], _1320704, user:s2t)
   Exit: (198) [apply] apply:maplist_([], [], user:s2t)
   Exit: (197) [apply] apply:maplist_([_proof4], [_proof4], user:s2t)
   Exit: (196) [apply] apply:maplist_([_proof3, _proof4], [_proof3, _proof4], user:s2t)
   Exit: (195) [apply] apply:maplist_([_proof2, _proof3, _proof4], [_proof2, _proof3, _proof4], user:s2t)
   Exit: (194) [apply] apply:maplist_([_proof1, _proof2, _proof3, _proof4], [_proof1, _proof2, _proof3, _proof4], user:s2t)
   Exit: (193) [apply] apply:maplist_([_ructor, _proof1, _proof2, _proof3, _proof4], [_ructor, _proof1, _proof2, _proof3, _proof4], user:s2t)
^  Exit: (192) [apply] apply:maplist(user:s2t, [_ructor, _proof1, _proof2, _proof3, _proof4], [_ructor, _proof1, _proof2, _proof3, _proof4])
   Call: (192) [system] compound_name_arguments(_1274330, t, [_ructor, _proof1, _proof2, _proof3, _proof4])
   Exit: (192) [system] compound_name_arguments(t(_ructor, _proof1, _proof2, _proof3, _proof4), t, [_ructor, _proof1, _proof2, _proof3, _proof4])
^  Exit: (191) [user] s2t([_ructor, _proof1, _proof2, _proof3, _proof4], t(_ructor, _proof1, _proof2, _proof3, _proof4))
   Call: (191) [apply] apply:maplist_([_conclusion], _1274332, user:s2t)
^  Call: (192) [user] s2t(_conclusion, _1340238)
   Call: (193) [system] compound(_conclusion)
   Exit: (193) [system] compound(_conclusion)
   Call: (193) [system] is_list(_conclusion)
^  Call: (193) [user] s2tl(_conclusion, _1340238)
   Call: (194) [system] compound(_conclusion)
   Exit: (194) [system] compound(_conclusion)
^  Exit: (193) [user] s2tl(_conclusion, _conclusion)
^  Exit: (192) [user] s2t(_conclusion, _conclusion)
   Call: (192) [apply] apply:maplist_([], _1340240, user:s2t)
   Exit: (192) [apply] apply:maplist_([], [], user:s2t)
   Exit: (191) [apply] apply:maplist_([_conclusion], [_conclusion], user:s2t)
   Exit: (190) [apply] apply:maplist_([[_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], [t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion], user:s2t)
   Exit: (189) [apply] apply:maplist_([:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], [:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], [:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion])
   Call: (188) [system] compound_name_arguments(_1259464, t, [:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion])
   Exit: (188) [system] compound_name_arguments(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), t, [:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion])
^  Exit: (187) [user] s2t([:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion))
   Call: (187) [apply] apply:maplist_([_query], _1259466, user:s2t)
^  Call: (188) [user] s2t(_query, _1357906)
   Call: (189) [system] compound(_query)
   Exit: (189) [system] compound(_query)
   Call: (189) [system] is_list(_query)
^  Call: (189) [user] s2tl(_query, _1357906)
   Call: (190) [system] compound(_query)
   Exit: (190) [system] compound(_query)
^  Exit: (189) [user] s2tl(_query, _query)
^  Exit: (188) [user] s2t(_query, _query)
   Call: (188) [apply] apply:maplist_([], _1357908, user:s2t)
   Exit: (188) [apply] apply:maplist_([], [], user:s2t)
   Exit: (187) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (186) [apply] apply:maplist_([[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query], user:s2t)
^  Exit: (185) [apply] apply:maplist(user:s2t, [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query])
   Call: (185) [system] compound_name_arguments(_1250172, t, [t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query])
   Exit: (185) [system] compound_name_arguments(t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t, [t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query])
^  Exit: (184) [user] s2t([[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query))
   Call: (184) [apply] apply:maplist_([[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _1250174, user:s2t)
^  Call: (185) [user] s2t([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _1374640)
   Call: (186) [system] compound([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Exit: (186) [system] compound([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Call: (186) [system] [:, _proof1, _premise1]==(->)
   Call: (186) [system] [:, _proof1, _premise1]=='Cons'
   Call: (186) [system] [:, _proof1, _premise1]==(=)
   Call: (186) [system] is_list([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
   Exit: (186) [system] is_list([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]])
^  Call: (186) [user] apply:maplist(s2t, [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _1382052)
   Call: (187) [apply] apply:maplist_([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _1382052, user:s2t)
^  Call: (188) [user] s2t([:, _proof1, _premise1], _1383932)
   Call: (189) [system] compound([:, _proof1, _premise1])
   Exit: (189) [system] compound([:, _proof1, _premise1])
   Call: (189) [system] (:)==(->)
   Call: (189) [system] (:)=='Cons'
   Call: (189) [system] (:)==(=)
   Call: (189) [system] is_list([:, _proof1, _premise1])
   Exit: (189) [system] is_list([:, _proof1, _premise1])
^  Call: (189) [user] apply:maplist(s2t, [:, _proof1, _premise1], _1391344)
   Call: (190) [apply] apply:maplist_([:, _proof1, _premise1], _1391344, user:s2t)
^  Call: (191) [user] s2t(:, _1393224)
   Call: (192) [system] compound(:)
   Call: (192) [system] (:)=_1393224
   Exit: (192) [system] (:)=(:)
^  Exit: (191) [user] s2t(:, :)
   Call: (191) [apply] apply:maplist_([_proof1, _premise1], _1393226, user:s2t)
^  Call: (192) [user] s2t(_proof1, _1398798)
   Call: (193) [system] compound(_proof1)
   Exit: (193) [system] compound(_proof1)
   Call: (193) [system] is_list(_proof1)
^  Call: (193) [user] s2tl(_proof1, _1398798)
   Call: (194) [system] compound(_proof1)
   Exit: (194) [system] compound(_proof1)
^  Exit: (193) [user] s2tl(_proof1, _proof1)
^  Exit: (192) [user] s2t(_proof1, _proof1)
   Call: (192) [apply] apply:maplist_([_premise1], _1398800, user:s2t)
^  Call: (193) [user] s2t(_premise1, _1408068)
   Call: (194) [system] compound(_premise1)
   Exit: (194) [system] compound(_premise1)
   Call: (194) [system] is_list(_premise1)
^  Call: (194) [user] s2tl(_premise1, _1408068)
   Call: (195) [system] compound(_premise1)
   Exit: (195) [system] compound(_premise1)
^  Exit: (194) [user] s2tl(_premise1, _premise1)
^  Exit: (193) [user] s2t(_premise1, _premise1)
   Call: (193) [apply] apply:maplist_([], _1408070, user:s2t)
   Exit: (193) [apply] apply:maplist_([], [], user:s2t)
   Exit: (192) [apply] apply:maplist_([_premise1], [_premise1], user:s2t)
   Exit: (191) [apply] apply:maplist_([_proof1, _premise1], [_proof1, _premise1], user:s2t)
   Exit: (190) [apply] apply:maplist_([:, _proof1, _premise1], [:, _proof1, _premise1], user:s2t)
^  Exit: (189) [apply] apply:maplist(user:s2t, [:, _proof1, _premise1], [:, _proof1, _premise1])
   Call: (189) [system] compound_name_arguments(_1383932, t, [:, _proof1, _premise1])
   Exit: (189) [system] compound_name_arguments(t(:, _proof1, _premise1), t, [:, _proof1, _premise1])
^  Exit: (188) [user] s2t([:, _proof1, _premise1], t(:, _proof1, _premise1))
   Call: (188) [apply] apply:maplist_([[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], _1383934, user:s2t)
^  Call: (189) [user] s2t([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _1425736)
   Call: (190) [system] compound([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Exit: (190) [system] compound([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Call: (190) [system] synthesize==(->)
   Call: (190) [system] synthesize=='Cons'
   Call: (190) [system] synthesize==(=)
   Call: (190) [system] is_list([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
   Exit: (190) [system] is_list([synthesize, [:, _proof1, _premise1], _kb, _rb, _k])
^  Call: (190) [user] apply:maplist(s2t, [synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _1433148)
   Call: (191) [apply] apply:maplist_([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], _1433148, user:s2t)
^  Call: (192) [user] s2t(synthesize, _1435028)
   Call: (193) [system] compound(synthesize)
   Call: (193) [system] synthesize=_1435028
   Exit: (193) [system] synthesize=synthesize
^  Exit: (192) [user] s2t(synthesize, synthesize)
   Call: (192) [apply] apply:maplist_([[:, _proof1, _premise1], _kb, _rb, _k], _1435030, user:s2t)
^  Call: (193) [user] s2t([:, _proof1, _premise1], _1440602)
   Call: (194) [system] compound([:, _proof1, _premise1])
   Exit: (194) [system] compound([:, _proof1, _premise1])
   Call: (194) [system] (:)==(->)
   Call: (194) [system] (:)=='Cons'
   Call: (194) [system] (:)==(=)
   Call: (194) [system] is_list([:, _proof1, _premise1])
   Exit: (194) [system] is_list([:, _proof1, _premise1])
^  Call: (194) [user] apply:maplist(s2t, [:, _proof1, _premise1], _1448014)
   Call: (195) [apply] apply:maplist_([:, _proof1, _premise1], _1448014, user:s2t)
^  Call: (196) [user] s2t(:, _1449894)
   Call: (197) [system] compound(:)
   Call: (197) [system] (:)=_1449894
   Exit: (197) [system] (:)=(:)
^  Exit: (196) [user] s2t(:, :)
   Call: (196) [apply] apply:maplist_([_proof1, _premise1], _1449896, user:s2t)
^  Call: (197) [user] s2t(_proof1, _1455468)
   Call: (198) [system] compound(_proof1)
   Exit: (198) [system] compound(_proof1)
   Call: (198) [system] is_list(_proof1)
^  Call: (198) [user] s2tl(_proof1, _1455468)
   Call: (199) [system] compound(_proof1)
   Exit: (199) [system] compound(_proof1)
^  Exit: (198) [user] s2tl(_proof1, _proof1)
^  Exit: (197) [user] s2t(_proof1, _proof1)
   Call: (197) [apply] apply:maplist_([_premise1], _1455470, user:s2t)
^  Call: (198) [user] s2t(_premise1, _1464738)
   Call: (199) [system] compound(_premise1)
   Exit: (199) [system] compound(_premise1)
   Call: (199) [system] is_list(_premise1)
^  Call: (199) [user] s2tl(_premise1, _1464738)
   Call: (200) [system] compound(_premise1)
   Exit: (200) [system] compound(_premise1)
^  Exit: (199) [user] s2tl(_premise1, _premise1)
^  Exit: (198) [user] s2t(_premise1, _premise1)
   Call: (198) [apply] apply:maplist_([], _1464740, user:s2t)
   Exit: (198) [apply] apply:maplist_([], [], user:s2t)
   Exit: (197) [apply] apply:maplist_([_premise1], [_premise1], user:s2t)
   Exit: (196) [apply] apply:maplist_([_proof1, _premise1], [_proof1, _premise1], user:s2t)
   Exit: (195) [apply] apply:maplist_([:, _proof1, _premise1], [:, _proof1, _premise1], user:s2t)
^  Exit: (194) [apply] apply:maplist(user:s2t, [:, _proof1, _premise1], [:, _proof1, _premise1])
   Call: (194) [system] compound_name_arguments(_1440602, t, [:, _proof1, _premise1])
   Exit: (194) [system] compound_name_arguments(t(:, _proof1, _premise1), t, [:, _proof1, _premise1])
^  Exit: (193) [user] s2t([:, _proof1, _premise1], t(:, _proof1, _premise1))
   Call: (193) [apply] apply:maplist_([_kb, _rb, _k], _1440604, user:s2t)
^  Call: (194) [user] s2t(_kb, _1482406)
   Call: (195) [system] compound(_kb)
   Exit: (195) [system] compound(_kb)
   Call: (195) [system] is_list(_kb)
^  Call: (195) [user] s2tl(_kb, _1482406)
   Call: (196) [system] compound(_kb)
   Exit: (196) [system] compound(_kb)
^  Exit: (195) [user] s2tl(_kb, _kb)
^  Exit: (194) [user] s2t(_kb, _kb)
   Call: (194) [apply] apply:maplist_([_rb, _k], _1482408, user:s2t)
^  Call: (195) [user] s2t(_rb, _1491676)
   Call: (196) [system] compound(_rb)
   Exit: (196) [system] compound(_rb)
   Call: (196) [system] is_list(_rb)
^  Call: (196) [user] s2tl(_rb, _1491676)
   Call: (197) [system] compound(_rb)
   Exit: (197) [system] compound(_rb)
^  Exit: (196) [user] s2tl(_rb, _rb)
^  Exit: (195) [user] s2t(_rb, _rb)
   Call: (195) [apply] apply:maplist_([_k], _1491678, user:s2t)
^  Call: (196) [user] s2t(_k, _1500946)
   Call: (197) [system] compound(_k)
   Exit: (197) [system] compound(_k)
   Call: (197) [system] is_list(_k)
^  Call: (197) [user] s2tl(_k, _1500946)
   Call: (198) [system] compound(_k)
   Exit: (198) [system] compound(_k)
^  Exit: (197) [user] s2tl(_k, _k)
^  Exit: (196) [user] s2t(_k, _k)
   Call: (196) [apply] apply:maplist_([], _1500948, user:s2t)
   Exit: (196) [apply] apply:maplist_([], [], user:s2t)
   Exit: (195) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (194) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (192) [apply] apply:maplist_([[:, _proof1, _premise1], _kb, _rb, _k], [t(:, _proof1, _premise1), _kb, _rb, _k], user:s2t)
   Exit: (191) [apply] apply:maplist_([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k], user:s2t)
^  Exit: (190) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof1, _premise1], _kb, _rb, _k], [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
   Call: (190) [system] compound_name_arguments(_1425736, t, [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
   Exit: (190) [system] compound_name_arguments(t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k), t, [synthesize, t(:, _proof1, _premise1), _kb, _rb, _k])
^  Exit: (189) [user] s2t([synthesize, [:, _proof1, _premise1], _kb, _rb, _k], t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k))
   Call: (189) [apply] apply:maplist_([], _1425738, user:s2t)
   Exit: (189) [apply] apply:maplist_([], [], user:s2t)
   Exit: (188) [apply] apply:maplist_([[synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)], user:s2t)
   Exit: (187) [apply] apply:maplist_([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)], user:s2t)
^  Exit: (186) [apply] apply:maplist(user:s2t, [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
   Call: (186) [system] compound_name_arguments(_1374640, t, [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
   Exit: (186) [system] compound_name_arguments(t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t, [t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)])
^  Exit: (185) [user] s2t([[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)))
   Call: (185) [apply] apply:maplist_([[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _1374642, user:s2t)
^  Call: (186) [user] s2t([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _1527946)
   Call: (187) [system] compound([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Exit: (187) [system] compound([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Call: (187) [system] [:, _proof2, _premise2]==(->)
   Call: (187) [system] [:, _proof2, _premise2]=='Cons'
   Call: (187) [system] [:, _proof2, _premise2]==(=)
   Call: (187) [system] is_list([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
   Exit: (187) [system] is_list([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]])
^  Call: (187) [user] apply:maplist(s2t, [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _1535358)
   Call: (188) [apply] apply:maplist_([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _1535358, user:s2t)
^  Call: (189) [user] s2t([:, _proof2, _premise2], _1537238)
   Call: (190) [system] compound([:, _proof2, _premise2])
   Exit: (190) [system] compound([:, _proof2, _premise2])
   Call: (190) [system] (:)==(->)
   Call: (190) [system] (:)=='Cons'
   Call: (190) [system] (:)==(=)
   Call: (190) [system] is_list([:, _proof2, _premise2])
   Exit: (190) [system] is_list([:, _proof2, _premise2])
^  Call: (190) [user] apply:maplist(s2t, [:, _proof2, _premise2], _1544650)
   Call: (191) [apply] apply:maplist_([:, _proof2, _premise2], _1544650, user:s2t)
^  Call: (192) [user] s2t(:, _1546530)
   Call: (193) [system] compound(:)
   Call: (193) [system] (:)=_1546530
   Exit: (193) [system] (:)=(:)
^  Exit: (192) [user] s2t(:, :)
   Call: (192) [apply] apply:maplist_([_proof2, _premise2], _1546532, user:s2t)
^  Call: (193) [user] s2t(_proof2, _1552104)
   Call: (194) [system] compound(_proof2)
   Exit: (194) [system] compound(_proof2)
   Call: (194) [system] is_list(_proof2)
^  Call: (194) [user] s2tl(_proof2, _1552104)
   Call: (195) [system] compound(_proof2)
   Exit: (195) [system] compound(_proof2)
^  Exit: (194) [user] s2tl(_proof2, _proof2)
^  Exit: (193) [user] s2t(_proof2, _proof2)
   Call: (193) [apply] apply:maplist_([_premise2], _1552106, user:s2t)
^  Call: (194) [user] s2t(_premise2, _1561374)
   Call: (195) [system] compound(_premise2)
   Exit: (195) [system] compound(_premise2)
   Call: (195) [system] is_list(_premise2)
^  Call: (195) [user] s2tl(_premise2, _1561374)
   Call: (196) [system] compound(_premise2)
   Exit: (196) [system] compound(_premise2)
^  Exit: (195) [user] s2tl(_premise2, _premise2)
^  Exit: (194) [user] s2t(_premise2, _premise2)
   Call: (194) [apply] apply:maplist_([], _1561376, user:s2t)
   Exit: (194) [apply] apply:maplist_([], [], user:s2t)
   Exit: (193) [apply] apply:maplist_([_premise2], [_premise2], user:s2t)
   Exit: (192) [apply] apply:maplist_([_proof2, _premise2], [_proof2, _premise2], user:s2t)
   Exit: (191) [apply] apply:maplist_([:, _proof2, _premise2], [:, _proof2, _premise2], user:s2t)
^  Exit: (190) [apply] apply:maplist(user:s2t, [:, _proof2, _premise2], [:, _proof2, _premise2])
   Call: (190) [system] compound_name_arguments(_1537238, t, [:, _proof2, _premise2])
   Exit: (190) [system] compound_name_arguments(t(:, _proof2, _premise2), t, [:, _proof2, _premise2])
^  Exit: (189) [user] s2t([:, _proof2, _premise2], t(:, _proof2, _premise2))
   Call: (189) [apply] apply:maplist_([[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], _1537240, user:s2t)
^  Call: (190) [user] s2t([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _1579042)
   Call: (191) [system] compound([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Exit: (191) [system] compound([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Call: (191) [system] synthesize==(->)
   Call: (191) [system] synthesize=='Cons'
   Call: (191) [system] synthesize==(=)
   Call: (191) [system] is_list([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
   Exit: (191) [system] is_list([synthesize, [:, _proof2, _premise2], _kb, _rb, _k])
^  Call: (191) [user] apply:maplist(s2t, [synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _1586454)
   Call: (192) [apply] apply:maplist_([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], _1586454, user:s2t)
^  Call: (193) [user] s2t(synthesize, _1588334)
   Call: (194) [system] compound(synthesize)
   Call: (194) [system] synthesize=_1588334
   Exit: (194) [system] synthesize=synthesize
^  Exit: (193) [user] s2t(synthesize, synthesize)
   Call: (193) [apply] apply:maplist_([[:, _proof2, _premise2], _kb, _rb, _k], _1588336, user:s2t)
^  Call: (194) [user] s2t([:, _proof2, _premise2], _1593908)
   Call: (195) [system] compound([:, _proof2, _premise2])
   Exit: (195) [system] compound([:, _proof2, _premise2])
   Call: (195) [system] (:)==(->)
   Call: (195) [system] (:)=='Cons'
   Call: (195) [system] (:)==(=)
   Call: (195) [system] is_list([:, _proof2, _premise2])
   Exit: (195) [system] is_list([:, _proof2, _premise2])
^  Call: (195) [user] apply:maplist(s2t, [:, _proof2, _premise2], _1601320)
   Call: (196) [apply] apply:maplist_([:, _proof2, _premise2], _1601320, user:s2t)
^  Call: (197) [user] s2t(:, _1603200)
   Call: (198) [system] compound(:)
   Call: (198) [system] (:)=_1603200
   Exit: (198) [system] (:)=(:)
^  Exit: (197) [user] s2t(:, :)
   Call: (197) [apply] apply:maplist_([_proof2, _premise2], _1603202, user:s2t)
^  Call: (198) [user] s2t(_proof2, _1608774)
   Call: (199) [system] compound(_proof2)
   Exit: (199) [system] compound(_proof2)
   Call: (199) [system] is_list(_proof2)
^  Call: (199) [user] s2tl(_proof2, _1608774)
   Call: (200) [system] compound(_proof2)
   Exit: (200) [system] compound(_proof2)
^  Exit: (199) [user] s2tl(_proof2, _proof2)
^  Exit: (198) [user] s2t(_proof2, _proof2)
   Call: (198) [apply] apply:maplist_([_premise2], _1608776, user:s2t)
^  Call: (199) [user] s2t(_premise2, _1618044)
   Call: (200) [system] compound(_premise2)
   Exit: (200) [system] compound(_premise2)
   Call: (200) [system] is_list(_premise2)
^  Call: (200) [user] s2tl(_premise2, _1618044)
   Call: (201) [system] compound(_premise2)
   Exit: (201) [system] compound(_premise2)
^  Exit: (200) [user] s2tl(_premise2, _premise2)
^  Exit: (199) [user] s2t(_premise2, _premise2)
   Call: (199) [apply] apply:maplist_([], _1618046, user:s2t)
   Exit: (199) [apply] apply:maplist_([], [], user:s2t)
   Exit: (198) [apply] apply:maplist_([_premise2], [_premise2], user:s2t)
   Exit: (197) [apply] apply:maplist_([_proof2, _premise2], [_proof2, _premise2], user:s2t)
   Exit: (196) [apply] apply:maplist_([:, _proof2, _premise2], [:, _proof2, _premise2], user:s2t)
^  Exit: (195) [apply] apply:maplist(user:s2t, [:, _proof2, _premise2], [:, _proof2, _premise2])
   Call: (195) [system] compound_name_arguments(_1593908, t, [:, _proof2, _premise2])
   Exit: (195) [system] compound_name_arguments(t(:, _proof2, _premise2), t, [:, _proof2, _premise2])
^  Exit: (194) [user] s2t([:, _proof2, _premise2], t(:, _proof2, _premise2))
   Call: (194) [apply] apply:maplist_([_kb, _rb, _k], _1593910, user:s2t)
^  Call: (195) [user] s2t(_kb, _1635712)
   Call: (196) [system] compound(_kb)
   Exit: (196) [system] compound(_kb)
   Call: (196) [system] is_list(_kb)
^  Call: (196) [user] s2tl(_kb, _1635712)
   Call: (197) [system] compound(_kb)
   Exit: (197) [system] compound(_kb)
^  Exit: (196) [user] s2tl(_kb, _kb)
^  Exit: (195) [user] s2t(_kb, _kb)
   Call: (195) [apply] apply:maplist_([_rb, _k], _1635714, user:s2t)
^  Call: (196) [user] s2t(_rb, _1644982)
   Call: (197) [system] compound(_rb)
   Exit: (197) [system] compound(_rb)
   Call: (197) [system] is_list(_rb)
^  Call: (197) [user] s2tl(_rb, _1644982)
   Call: (198) [system] compound(_rb)
   Exit: (198) [system] compound(_rb)
^  Exit: (197) [user] s2tl(_rb, _rb)
^  Exit: (196) [user] s2t(_rb, _rb)
   Call: (196) [apply] apply:maplist_([_k], _1644984, user:s2t)
^  Call: (197) [user] s2t(_k, _1654252)
   Call: (198) [system] compound(_k)
   Exit: (198) [system] compound(_k)
   Call: (198) [system] is_list(_k)
^  Call: (198) [user] s2tl(_k, _1654252)
   Call: (199) [system] compound(_k)
   Exit: (199) [system] compound(_k)
^  Exit: (198) [user] s2tl(_k, _k)
^  Exit: (197) [user] s2t(_k, _k)
   Call: (197) [apply] apply:maplist_([], _1654254, user:s2t)
   Exit: (197) [apply] apply:maplist_([], [], user:s2t)
   Exit: (196) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (195) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (194) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([[:, _proof2, _premise2], _kb, _rb, _k], [t(:, _proof2, _premise2), _kb, _rb, _k], user:s2t)
   Exit: (192) [apply] apply:maplist_([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k], user:s2t)
^  Exit: (191) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof2, _premise2], _kb, _rb, _k], [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
   Call: (191) [system] compound_name_arguments(_1579042, t, [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
   Exit: (191) [system] compound_name_arguments(t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k), t, [synthesize, t(:, _proof2, _premise2), _kb, _rb, _k])
^  Exit: (190) [user] s2t([synthesize, [:, _proof2, _premise2], _kb, _rb, _k], t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k))
   Call: (190) [apply] apply:maplist_([], _1579044, user:s2t)
   Exit: (190) [apply] apply:maplist_([], [], user:s2t)
   Exit: (189) [apply] apply:maplist_([[synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)], user:s2t)
   Exit: (188) [apply] apply:maplist_([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)], user:s2t)
^  Exit: (187) [apply] apply:maplist(user:s2t, [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
   Call: (187) [system] compound_name_arguments(_1527946, t, [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
   Exit: (187) [system] compound_name_arguments(t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t, [t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)])
^  Exit: (186) [user] s2t([[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)))
   Call: (186) [apply] apply:maplist_([[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _1527948, user:s2t)
^  Call: (187) [user] s2t([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], _1681252)
   Call: (188) [system] compound([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Exit: (188) [system] compound([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Call: (188) [system] [:, _proof3, _premise3]==(->)
   Call: (188) [system] [:, _proof3, _premise3]=='Cons'
   Call: (188) [system] [:, _proof3, _premise3]==(=)
   Call: (188) [system] is_list([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
   Exit: (188) [system] is_list([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]])
^  Call: (188) [user] apply:maplist(s2t, [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], _1688664)
   Call: (189) [apply] apply:maplist_([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], _1688664, user:s2t)
^  Call: (190) [user] s2t([:, _proof3, _premise3], _1690544)
   Call: (191) [system] compound([:, _proof3, _premise3])
   Exit: (191) [system] compound([:, _proof3, _premise3])
   Call: (191) [system] (:)==(->)
   Call: (191) [system] (:)=='Cons'
   Call: (191) [system] (:)==(=)
   Call: (191) [system] is_list([:, _proof3, _premise3])
   Exit: (191) [system] is_list([:, _proof3, _premise3])
^  Call: (191) [user] apply:maplist(s2t, [:, _proof3, _premise3], _1697956)
   Call: (192) [apply] apply:maplist_([:, _proof3, _premise3], _1697956, user:s2t)
^  Call: (193) [user] s2t(:, _1699836)
   Call: (194) [system] compound(:)
   Call: (194) [system] (:)=_1699836
   Exit: (194) [system] (:)=(:)
^  Exit: (193) [user] s2t(:, :)
   Call: (193) [apply] apply:maplist_([_proof3, _premise3], _1699838, user:s2t)
^  Call: (194) [user] s2t(_proof3, _1705410)
   Call: (195) [system] compound(_proof3)
   Exit: (195) [system] compound(_proof3)
   Call: (195) [system] is_list(_proof3)
^  Call: (195) [user] s2tl(_proof3, _1705410)
   Call: (196) [system] compound(_proof3)
   Exit: (196) [system] compound(_proof3)
^  Exit: (195) [user] s2tl(_proof3, _proof3)
^  Exit: (194) [user] s2t(_proof3, _proof3)
   Call: (194) [apply] apply:maplist_([_premise3], _1705412, user:s2t)
^  Call: (195) [user] s2t(_premise3, _1714680)
   Call: (196) [system] compound(_premise3)
   Exit: (196) [system] compound(_premise3)
   Call: (196) [system] is_list(_premise3)
^  Call: (196) [user] s2tl(_premise3, _1714680)
   Call: (197) [system] compound(_premise3)
   Exit: (197) [system] compound(_premise3)
^  Exit: (196) [user] s2tl(_premise3, _premise3)
^  Exit: (195) [user] s2t(_premise3, _premise3)
   Call: (195) [apply] apply:maplist_([], _1714682, user:s2t)
   Exit: (195) [apply] apply:maplist_([], [], user:s2t)
   Exit: (194) [apply] apply:maplist_([_premise3], [_premise3], user:s2t)
   Exit: (193) [apply] apply:maplist_([_proof3, _premise3], [_proof3, _premise3], user:s2t)
   Exit: (192) [apply] apply:maplist_([:, _proof3, _premise3], [:, _proof3, _premise3], user:s2t)
^  Exit: (191) [apply] apply:maplist(user:s2t, [:, _proof3, _premise3], [:, _proof3, _premise3])
   Call: (191) [system] compound_name_arguments(_1690544, t, [:, _proof3, _premise3])
   Exit: (191) [system] compound_name_arguments(t(:, _proof3, _premise3), t, [:, _proof3, _premise3])
^  Exit: (190) [user] s2t([:, _proof3, _premise3], t(:, _proof3, _premise3))
   Call: (190) [apply] apply:maplist_([[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], _1690546, user:s2t)
^  Call: (191) [user] s2t([synthesize, [:, _proof3, _premise3], _kb, _rb, _k], _1732348)
   Call: (192) [system] compound([synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
   Exit: (192) [system] compound([synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
   Call: (192) [system] synthesize==(->)
   Call: (192) [system] synthesize=='Cons'
   Call: (192) [system] synthesize==(=)
   Call: (192) [system] is_list([synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
   Exit: (192) [system] is_list([synthesize, [:, _proof3, _premise3], _kb, _rb, _k])
^  Call: (192) [user] apply:maplist(s2t, [synthesize, [:, _proof3, _premise3], _kb, _rb, _k], _1739760)
   Call: (193) [apply] apply:maplist_([synthesize, [:, _proof3, _premise3], _kb, _rb, _k], _1739760, user:s2t)
^  Call: (194) [user] s2t(synthesize, _1741640)
   Call: (195) [system] compound(synthesize)
   Call: (195) [system] synthesize=_1741640
   Exit: (195) [system] synthesize=synthesize
^  Exit: (194) [user] s2t(synthesize, synthesize)
   Call: (194) [apply] apply:maplist_([[:, _proof3, _premise3], _kb, _rb, _k], _1741642, user:s2t)
^  Call: (195) [user] s2t([:, _proof3, _premise3], _1747214)
   Call: (196) [system] compound([:, _proof3, _premise3])
   Exit: (196) [system] compound([:, _proof3, _premise3])
   Call: (196) [system] (:)==(->)
   Call: (196) [system] (:)=='Cons'
   Call: (196) [system] (:)==(=)
   Call: (196) [system] is_list([:, _proof3, _premise3])
   Exit: (196) [system] is_list([:, _proof3, _premise3])
^  Call: (196) [user] apply:maplist(s2t, [:, _proof3, _premise3], _1754626)
   Call: (197) [apply] apply:maplist_([:, _proof3, _premise3], _1754626, user:s2t)
^  Call: (198) [user] s2t(:, _1756506)
   Call: (199) [system] compound(:)
   Call: (199) [system] (:)=_1756506
   Exit: (199) [system] (:)=(:)
^  Exit: (198) [user] s2t(:, :)
   Call: (198) [apply] apply:maplist_([_proof3, _premise3], _1756508, user:s2t)
^  Call: (199) [user] s2t(_proof3, _1762080)
   Call: (200) [system] compound(_proof3)
   Exit: (200) [system] compound(_proof3)
   Call: (200) [system] is_list(_proof3)
^  Call: (200) [user] s2tl(_proof3, _1762080)
   Call: (201) [system] compound(_proof3)
   Exit: (201) [system] compound(_proof3)
^  Exit: (200) [user] s2tl(_proof3, _proof3)
^  Exit: (199) [user] s2t(_proof3, _proof3)
   Call: (199) [apply] apply:maplist_([_premise3], _1762082, user:s2t)
^  Call: (200) [user] s2t(_premise3, _1771350)
   Call: (201) [system] compound(_premise3)
   Exit: (201) [system] compound(_premise3)
   Call: (201) [system] is_list(_premise3)
^  Call: (201) [user] s2tl(_premise3, _1771350)
   Call: (202) [system] compound(_premise3)
   Exit: (202) [system] compound(_premise3)
^  Exit: (201) [user] s2tl(_premise3, _premise3)
^  Exit: (200) [user] s2t(_premise3, _premise3)
   Call: (200) [apply] apply:maplist_([], _1771352, user:s2t)
   Exit: (200) [apply] apply:maplist_([], [], user:s2t)
   Exit: (199) [apply] apply:maplist_([_premise3], [_premise3], user:s2t)
   Exit: (198) [apply] apply:maplist_([_proof3, _premise3], [_proof3, _premise3], user:s2t)
   Exit: (197) [apply] apply:maplist_([:, _proof3, _premise3], [:, _proof3, _premise3], user:s2t)
^  Exit: (196) [apply] apply:maplist(user:s2t, [:, _proof3, _premise3], [:, _proof3, _premise3])
   Call: (196) [system] compound_name_arguments(_1747214, t, [:, _proof3, _premise3])
   Exit: (196) [system] compound_name_arguments(t(:, _proof3, _premise3), t, [:, _proof3, _premise3])
^  Exit: (195) [user] s2t([:, _proof3, _premise3], t(:, _proof3, _premise3))
   Call: (195) [apply] apply:maplist_([_kb, _rb, _k], _1747216, user:s2t)
^  Call: (196) [user] s2t(_kb, _1789018)
   Call: (197) [system] compound(_kb)
   Exit: (197) [system] compound(_kb)
   Call: (197) [system] is_list(_kb)
^  Call: (197) [user] s2tl(_kb, _1789018)
   Call: (198) [system] compound(_kb)
   Exit: (198) [system] compound(_kb)
^  Exit: (197) [user] s2tl(_kb, _kb)
^  Exit: (196) [user] s2t(_kb, _kb)
   Call: (196) [apply] apply:maplist_([_rb, _k], _1789020, user:s2t)
^  Call: (197) [user] s2t(_rb, _1798288)
   Call: (198) [system] compound(_rb)
   Exit: (198) [system] compound(_rb)
   Call: (198) [system] is_list(_rb)
^  Call: (198) [user] s2tl(_rb, _1798288)
   Call: (199) [system] compound(_rb)
   Exit: (199) [system] compound(_rb)
^  Exit: (198) [user] s2tl(_rb, _rb)
^  Exit: (197) [user] s2t(_rb, _rb)
   Call: (197) [apply] apply:maplist_([_k], _1798290, user:s2t)
^  Call: (198) [user] s2t(_k, _1807558)
   Call: (199) [system] compound(_k)
   Exit: (199) [system] compound(_k)
   Call: (199) [system] is_list(_k)
^  Call: (199) [user] s2tl(_k, _1807558)
   Call: (200) [system] compound(_k)
   Exit: (200) [system] compound(_k)
^  Exit: (199) [user] s2tl(_k, _k)
^  Exit: (198) [user] s2t(_k, _k)
   Call: (198) [apply] apply:maplist_([], _1807560, user:s2t)
   Exit: (198) [apply] apply:maplist_([], [], user:s2t)
   Exit: (197) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (196) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (195) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (194) [apply] apply:maplist_([[:, _proof3, _premise3], _kb, _rb, _k], [t(:, _proof3, _premise3), _kb, _rb, _k], user:s2t)
   Exit: (193) [apply] apply:maplist_([synthesize, [:, _proof3, _premise3], _kb, _rb, _k], [synthesize, t(:, _proof3, _premise3), _kb, _rb, _k], user:s2t)
^  Exit: (192) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof3, _premise3], _kb, _rb, _k], [synthesize, t(:, _proof3, _premise3), _kb, _rb, _k])
   Call: (192) [system] compound_name_arguments(_1732348, t, [synthesize, t(:, _proof3, _premise3), _kb, _rb, _k])
   Exit: (192) [system] compound_name_arguments(t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k), t, [synthesize, t(:, _proof3, _premise3), _kb, _rb, _k])
^  Exit: (191) [user] s2t([synthesize, [:, _proof3, _premise3], _kb, _rb, _k], t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k))
   Call: (191) [apply] apply:maplist_([], _1732350, user:s2t)
   Exit: (191) [apply] apply:maplist_([], [], user:s2t)
   Exit: (190) [apply] apply:maplist_([[synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)], user:s2t)
   Exit: (189) [apply] apply:maplist_([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)], user:s2t)
^  Exit: (188) [apply] apply:maplist(user:s2t, [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)])
   Call: (188) [system] compound_name_arguments(_1681252, t, [t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)])
   Exit: (188) [system] compound_name_arguments(t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t, [t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)])
^  Exit: (187) [user] s2t([[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)))
   Call: (187) [apply] apply:maplist_([[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _1681254, user:s2t)
^  Call: (188) [user] s2t([[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], _1834558)
   Call: (189) [system] compound([[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
   Exit: (189) [system] compound([[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
   Call: (189) [system] [:, _proof4, _premise4]==(->)
   Call: (189) [system] [:, _proof4, _premise4]=='Cons'
   Call: (189) [system] [:, _proof4, _premise4]==(=)
   Call: (189) [system] is_list([[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
   Exit: (189) [system] is_list([[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]])
^  Call: (189) [user] apply:maplist(s2t, [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], _1841970)
   Call: (190) [apply] apply:maplist_([[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], _1841970, user:s2t)
^  Call: (191) [user] s2t([:, _proof4, _premise4], _1843850)
   Call: (192) [system] compound([:, _proof4, _premise4])
   Exit: (192) [system] compound([:, _proof4, _premise4])
   Call: (192) [system] (:)==(->)
   Call: (192) [system] (:)=='Cons'
   Call: (192) [system] (:)==(=)
   Call: (192) [system] is_list([:, _proof4, _premise4])
   Exit: (192) [system] is_list([:, _proof4, _premise4])
^  Call: (192) [user] apply:maplist(s2t, [:, _proof4, _premise4], _1851262)
   Call: (193) [apply] apply:maplist_([:, _proof4, _premise4], _1851262, user:s2t)
^  Call: (194) [user] s2t(:, _1853142)
   Call: (195) [system] compound(:)
   Call: (195) [system] (:)=_1853142
   Exit: (195) [system] (:)=(:)
^  Exit: (194) [user] s2t(:, :)
   Call: (194) [apply] apply:maplist_([_proof4, _premise4], _1853144, user:s2t)
^  Call: (195) [user] s2t(_proof4, _1858716)
   Call: (196) [system] compound(_proof4)
   Exit: (196) [system] compound(_proof4)
   Call: (196) [system] is_list(_proof4)
^  Call: (196) [user] s2tl(_proof4, _1858716)
   Call: (197) [system] compound(_proof4)
   Exit: (197) [system] compound(_proof4)
^  Exit: (196) [user] s2tl(_proof4, _proof4)
^  Exit: (195) [user] s2t(_proof4, _proof4)
   Call: (195) [apply] apply:maplist_([_premise4], _1858718, user:s2t)
^  Call: (196) [user] s2t(_premise4, _1867986)
   Call: (197) [system] compound(_premise4)
   Exit: (197) [system] compound(_premise4)
   Call: (197) [system] is_list(_premise4)
^  Call: (197) [user] s2tl(_premise4, _1867986)
   Call: (198) [system] compound(_premise4)
   Exit: (198) [system] compound(_premise4)
^  Exit: (197) [user] s2tl(_premise4, _premise4)
^  Exit: (196) [user] s2t(_premise4, _premise4)
   Call: (196) [apply] apply:maplist_([], _1867988, user:s2t)
   Exit: (196) [apply] apply:maplist_([], [], user:s2t)
   Exit: (195) [apply] apply:maplist_([_premise4], [_premise4], user:s2t)
   Exit: (194) [apply] apply:maplist_([_proof4, _premise4], [_proof4, _premise4], user:s2t)
   Exit: (193) [apply] apply:maplist_([:, _proof4, _premise4], [:, _proof4, _premise4], user:s2t)
^  Exit: (192) [apply] apply:maplist(user:s2t, [:, _proof4, _premise4], [:, _proof4, _premise4])
   Call: (192) [system] compound_name_arguments(_1843850, t, [:, _proof4, _premise4])
   Exit: (192) [system] compound_name_arguments(t(:, _proof4, _premise4), t, [:, _proof4, _premise4])
^  Exit: (191) [user] s2t([:, _proof4, _premise4], t(:, _proof4, _premise4))
   Call: (191) [apply] apply:maplist_([[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], _1843852, user:s2t)
^  Call: (192) [user] s2t([synthesize, [:, _proof4, _premise4], _kb, _rb, _k], _1885654)
   Call: (193) [system] compound([synthesize, [:, _proof4, _premise4], _kb, _rb, _k])
   Exit: (193) [system] compound([synthesize, [:, _proof4, _premise4], _kb, _rb, _k])
   Call: (193) [system] synthesize==(->)
   Call: (193) [system] synthesize=='Cons'
   Call: (193) [system] synthesize==(=)
   Call: (193) [system] is_list([synthesize, [:, _proof4, _premise4], _kb, _rb, _k])
   Exit: (193) [system] is_list([synthesize, [:, _proof4, _premise4], _kb, _rb, _k])
^  Call: (193) [user] apply:maplist(s2t, [synthesize, [:, _proof4, _premise4], _kb, _rb, _k], _1893066)
   Call: (194) [apply] apply:maplist_([synthesize, [:, _proof4, _premise4], _kb, _rb, _k], _1893066, user:s2t)
^  Call: (195) [user] s2t(synthesize, _1894946)
   Call: (196) [system] compound(synthesize)
   Call: (196) [system] synthesize=_1894946
   Exit: (196) [system] synthesize=synthesize
^  Exit: (195) [user] s2t(synthesize, synthesize)
   Call: (195) [apply] apply:maplist_([[:, _proof4, _premise4], _kb, _rb, _k], _1894948, user:s2t)
^  Call: (196) [user] s2t([:, _proof4, _premise4], _1900520)
   Call: (197) [system] compound([:, _proof4, _premise4])
   Exit: (197) [system] compound([:, _proof4, _premise4])
   Call: (197) [system] (:)==(->)
   Call: (197) [system] (:)=='Cons'
   Call: (197) [system] (:)==(=)
   Call: (197) [system] is_list([:, _proof4, _premise4])
   Exit: (197) [system] is_list([:, _proof4, _premise4])
^  Call: (197) [user] apply:maplist(s2t, [:, _proof4, _premise4], _1907932)
   Call: (198) [apply] apply:maplist_([:, _proof4, _premise4], _1907932, user:s2t)
^  Call: (199) [user] s2t(:, _1909812)
   Call: (200) [system] compound(:)
   Call: (200) [system] (:)=_1909812
   Exit: (200) [system] (:)=(:)
^  Exit: (199) [user] s2t(:, :)
   Call: (199) [apply] apply:maplist_([_proof4, _premise4], _1909814, user:s2t)
^  Call: (200) [user] s2t(_proof4, _1915386)
   Call: (201) [system] compound(_proof4)
   Exit: (201) [system] compound(_proof4)
   Call: (201) [system] is_list(_proof4)
^  Call: (201) [user] s2tl(_proof4, _1915386)
   Call: (202) [system] compound(_proof4)
   Exit: (202) [system] compound(_proof4)
^  Exit: (201) [user] s2tl(_proof4, _proof4)
^  Exit: (200) [user] s2t(_proof4, _proof4)
   Call: (200) [apply] apply:maplist_([_premise4], _1915388, user:s2t)
^  Call: (201) [user] s2t(_premise4, _1924656)
   Call: (202) [system] compound(_premise4)
   Exit: (202) [system] compound(_premise4)
   Call: (202) [system] is_list(_premise4)
^  Call: (202) [user] s2tl(_premise4, _1924656)
   Call: (203) [system] compound(_premise4)
   Exit: (203) [system] compound(_premise4)
^  Exit: (202) [user] s2tl(_premise4, _premise4)
^  Exit: (201) [user] s2t(_premise4, _premise4)
   Call: (201) [apply] apply:maplist_([], _1924658, user:s2t)
   Exit: (201) [apply] apply:maplist_([], [], user:s2t)
   Exit: (200) [apply] apply:maplist_([_premise4], [_premise4], user:s2t)
   Exit: (199) [apply] apply:maplist_([_proof4, _premise4], [_proof4, _premise4], user:s2t)
   Exit: (198) [apply] apply:maplist_([:, _proof4, _premise4], [:, _proof4, _premise4], user:s2t)
^  Exit: (197) [apply] apply:maplist(user:s2t, [:, _proof4, _premise4], [:, _proof4, _premise4])
   Call: (197) [system] compound_name_arguments(_1900520, t, [:, _proof4, _premise4])
   Exit: (197) [system] compound_name_arguments(t(:, _proof4, _premise4), t, [:, _proof4, _premise4])
^  Exit: (196) [user] s2t([:, _proof4, _premise4], t(:, _proof4, _premise4))
   Call: (196) [apply] apply:maplist_([_kb, _rb, _k], _1900522, user:s2t)
^  Call: (197) [user] s2t(_kb, _1942324)
   Call: (198) [system] compound(_kb)
   Exit: (198) [system] compound(_kb)
   Call: (198) [system] is_list(_kb)
^  Call: (198) [user] s2tl(_kb, _1942324)
   Call: (199) [system] compound(_kb)
   Exit: (199) [system] compound(_kb)
^  Exit: (198) [user] s2tl(_kb, _kb)
^  Exit: (197) [user] s2t(_kb, _kb)
   Call: (197) [apply] apply:maplist_([_rb, _k], _1942326, user:s2t)
^  Call: (198) [user] s2t(_rb, _1951594)
   Call: (199) [system] compound(_rb)
   Exit: (199) [system] compound(_rb)
   Call: (199) [system] is_list(_rb)
^  Call: (199) [user] s2tl(_rb, _1951594)
   Call: (200) [system] compound(_rb)
   Exit: (200) [system] compound(_rb)
^  Exit: (199) [user] s2tl(_rb, _rb)
^  Exit: (198) [user] s2t(_rb, _rb)
   Call: (198) [apply] apply:maplist_([_k], _1951596, user:s2t)
^  Call: (199) [user] s2t(_k, _1960864)
   Call: (200) [system] compound(_k)
   Exit: (200) [system] compound(_k)
   Call: (200) [system] is_list(_k)
^  Call: (200) [user] s2tl(_k, _1960864)
   Call: (201) [system] compound(_k)
   Exit: (201) [system] compound(_k)
^  Exit: (200) [user] s2tl(_k, _k)
^  Exit: (199) [user] s2t(_k, _k)
   Call: (199) [apply] apply:maplist_([], _1960866, user:s2t)
   Exit: (199) [apply] apply:maplist_([], [], user:s2t)
   Exit: (198) [apply] apply:maplist_([_k], [_k], user:s2t)
   Exit: (197) [apply] apply:maplist_([_rb, _k], [_rb, _k], user:s2t)
   Exit: (196) [apply] apply:maplist_([_kb, _rb, _k], [_kb, _rb, _k], user:s2t)
   Exit: (195) [apply] apply:maplist_([[:, _proof4, _premise4], _kb, _rb, _k], [t(:, _proof4, _premise4), _kb, _rb, _k], user:s2t)
   Exit: (194) [apply] apply:maplist_([synthesize, [:, _proof4, _premise4], _kb, _rb, _k], [synthesize, t(:, _proof4, _premise4), _kb, _rb, _k], user:s2t)
^  Exit: (193) [apply] apply:maplist(user:s2t, [synthesize, [:, _proof4, _premise4], _kb, _rb, _k], [synthesize, t(:, _proof4, _premise4), _kb, _rb, _k])
   Call: (193) [system] compound_name_arguments(_1885654, t, [synthesize, t(:, _proof4, _premise4), _kb, _rb, _k])
   Exit: (193) [system] compound_name_arguments(t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k), t, [synthesize, t(:, _proof4, _premise4), _kb, _rb, _k])
^  Exit: (192) [user] s2t([synthesize, [:, _proof4, _premise4], _kb, _rb, _k], t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))
   Call: (192) [apply] apply:maplist_([], _1885656, user:s2t)
   Exit: (192) [apply] apply:maplist_([], [], user:s2t)
   Exit: (191) [apply] apply:maplist_([[synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k)], user:s2t)
   Exit: (190) [apply] apply:maplist_([[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k)], user:s2t)
^  Exit: (189) [apply] apply:maplist(user:s2t, [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], [t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k)])
   Call: (189) [system] compound_name_arguments(_1834558, t, [t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k)])
   Exit: (189) [system] compound_name_arguments(t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k)), t, [t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k)])
^  Exit: (188) [user] s2t([[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]], t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k)))
   Call: (188) [apply] apply:maplist_([], _1834560, user:s2t)
   Exit: (188) [apply] apply:maplist_([], [], user:s2t)
   Exit: (187) [apply] apply:maplist_([[[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], [t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))], user:s2t)
   Exit: (186) [apply] apply:maplist_([[[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], [t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))], user:s2t)
   Exit: (185) [apply] apply:maplist_([[[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], [t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))], user:s2t)
   Exit: (184) [apply] apply:maplist_([[[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], [t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))], user:s2t)
   Exit: (183) [apply] apply:maplist_([[[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], [t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))], user:s2t)
   Exit: (182) [apply] apply:maplist_([[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], [t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))], user:s2t)
^  Exit: (181) [apply] apply:maplist(user:s2t, [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], [t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))])
   Call: (181) [system] compound_name_arguments(_1093280, t, [t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))])
   Exit: (181) [system] compound_name_arguments(t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), t, [t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))])
^  Exit: (180) [user] s2t([[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))))
   Call: (180) [apply] apply:maplist_([_query], _1093282, user:s2t)
^  Call: (181) [user] s2t(_query, _1999064)
   Call: (182) [system] compound(_query)
   Exit: (182) [system] compound(_query)
   Call: (182) [system] is_list(_query)
^  Call: (182) [user] s2tl(_query, _1999064)
   Call: (183) [system] compound(_query)
   Exit: (183) [system] compound(_query)
^  Exit: (182) [user] s2tl(_query, _query)
^  Exit: (181) [user] s2t(_query, _query)
   Call: (181) [apply] apply:maplist_([], _1999066, user:s2t)
   Exit: (181) [apply] apply:maplist_([], [], user:s2t)
   Exit: (180) [apply] apply:maplist_([_query], [_query], user:s2t)
   Exit: (179) [apply] apply:maplist_([[[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], [t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query], user:s2t)
   Exit: (178) [apply] apply:maplist_(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query], user:s2t)
^  Exit: (177) [apply] apply:maplist(user:s2t, ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query])
   Call: (177) [system] compound_name_arguments(_1078414, t, ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query])
   Exit: (177) [system] compound_name_arguments(t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query), t, ['let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query])
^  Exit: (176) [user] s2t(['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query], t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query))
^  Call: (176) [user] s2tl([], _1078416)
   Call: (177) [system] compound([])
   Call: (177) [system] []=_1078416
   Exit: (177) [system] []=[]
^  Exit: (176) [user] s2tl([], [])
^  Exit: (175) [user] s2tl([['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)])
^  Exit: (174) [user] s2tl([[synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)])
^  Exit: (173) [user] s2tl([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)])
^  Exit: (172) [user] s2t_iz(me_synthesize_1726263785_9357412, me_synthesize_1726263785_9357412, [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)])
^  Call: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)], _2024154)
   Call: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)])
   Exit: (173) [system] is_list([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)])
   Call: (173) [system] _2024154=[=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)]
   Exit: (173) [system] [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)]=[=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)]
^  Exit: (172) [user] relistify([=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)], [=, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)])
   Call: (172) [system] _2029716=..[me_synthesize_1726263785_9357412, 155, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)]
   Exit: (172) [system] me_synthesize_1726263785_9357412(155, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query))=..[me_synthesize_1726263785_9357412, 155, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query)]
^  Call: (172) [user] format((0x55798e5f53e0), "~q.~n", [me_synthesize_1726263785_9357412(155, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query))])
^  Exit: (172) [user] format((0x55798e5f53e0), "~q.~n", [me_synthesize_1726263785_9357412(155, =, t(synthesize, _query, _kb, _rb, t('S', _k)), t('let*', t(t(t(:, _ructor, ->([_premise1, _premise2, _premise3, _premise4, _conclusion])), t(_rb)), t(t(:, t(_ructor, _proof1, _proof2, _proof3, _proof4), _conclusion), _query), t(t(:, _proof1, _premise1), t(synthesize, t(:, _proof1, _premise1), _kb, _rb, _k)), t(t(:, _proof2, _premise2), t(synthesize, t(:, _proof2, _premise2), _kb, _rb, _k)), t(t(:, _proof3, _premise3), t(synthesize, t(:, _proof3, _premise3), _kb, _rb, _k)), t(t(:, _proof4, _premise4), t(synthesize, t(:, _proof4, _premise4), _kb, _rb, _k))), _query))])
^  Exit: (171) [user] write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], me_synthesize_1726263785_9357412, 155)
^  Exit: (169) [system] once(user:(if_t((get_time(_3134), arg(1, t(1726263807.7043724), _3148), _3158 is _3134-_3148, _3158>4), (nb_setarg(1, t(1726263807.7043724), _3134), move_cursor_to_first_column, format(user_error, '; ~@ ; line: ~w ', [write_src_woi([=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]]), 155]), write(user_error, ''), move_cursor_to_first_column)), flag(translated_forms, 26, 26+1), write_metta_datalog_term((0x55798e5f53e0), [=, [synthesize, _query, _kb, _rb, ['S', _k]], ['let*', [[[:, _ructor, [->, _premise1, _premise2, _premise3, _premise4, _conclusion]], [_rb]], [[:, [_ructor, _proof1, _proof2, _proof3, _proof4], _conclusion], _query], [[:, _proof1, _premise1], [synthesize, [:, _proof1, _premise1], _kb, _rb, _k]], [[:, _proof2, _premise2], [synthesize, [:, _proof2, _premise2], _kb, _rb, _k]], [[:, _proof3, _premise3], [synthesize, [:, _proof3, _premise3], _kb, _rb, _k]], [[:, _proof4, _premise4], [synthesize, [:, _proof4, _premise4], _kb, _rb, _k]]], _query]], me_synthesize_1726263785_9357412, 155)))
   Call: (169) [system] fail
   Fail: (169) [system] fail
   Exit: (169) [system] repeat
   Call: (169) [system] at_end_of_stream((0x55798e5fad60))
   Fail: (169) [system] at_end_of_stream((0x55798e5fad60))
^  Call: (169) [user] must_det_ll(line_count((0x55798e5fad60), _3074))
^  Call: (170) [user] once(user:line_count((0x55798e5fad60), _3074))
   Call: (171) [system] line_count((0x55798e5fad60), _3074)
   Exit: (171) [system] line_count((0x55798e5fad60), 159)
^  Exit: (170) [system] once(user:line_count((0x55798e5fad60), 159))
^  Exit: (169) [user] must_det_ll(user:line_count((0x55798e5fad60), 159))
^  Call: (169) [user] must_det_ll(read_sform((0x55798e5fad60), _3084))
^  Call: (170) [user] once(user:read_sform((0x55798e5fad60), _3084))
^  Call: (171) [user] read_sform((0x55798e5fad60), _3084)
   Call: (172) [system] string((0x55798e5fad60))
^  Call: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (173) [system] string((0x55798e5fad60))
^  Exit: (172) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (172) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (173) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (174) [system] at_end_of_stream((0x55798e5fad60))
   Call: (174) [system] peek_char((0x55798e5fad60), _2054908)
   Exit: (174) [system] peek_char((0x55798e5fad60), '\n')
   Call: (174) [system] char_type('\n', space)
   Exit: (174) [system] char_type('\n', space)
   Call: (174) [system] get_char((0x55798e5fad60), '\n')
   Exit: (174) [system] get_char((0x55798e5fad60), '\n')
^  Call: (174) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (175) [system] at_end_of_stream((0x55798e5fad60))
   Call: (175) [system] peek_char((0x55798e5fad60), _2062330)
   Exit: (175) [system] peek_char((0x55798e5fad60), '\n')
   Call: (175) [system] char_type('\n', space)
   Exit: (175) [system] char_type('\n', space)
   Call: (175) [system] get_char((0x55798e5fad60), '\n')
   Exit: (175) [system] get_char((0x55798e5fad60), '\n')
^  Call: (175) [user] parse_sexpr_metta_IO((0x55798e5fad60), _3084)
   Call: (176) [system] at_end_of_stream((0x55798e5fad60))
   Call: (176) [system] peek_char((0x55798e5fad60), _2069752)
   Exit: (176) [system] peek_char((0x55798e5fad60), ;)
   Call: (176) [system] char_type(;, space)
^  Call: (176) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
   Call: (177) [system] string((0x55798e5fad60))
^  Exit: (176) [user] use_new_parse_sexpr_metta_IO((0x55798e5fad60))
^  Call: (176) [user] new_parse_sexpr_metta_IO((0x55798e5fad60), _3084)
^  Call: (177) [user] new_parse_sexpr_metta_IO1((0x55798e5fad60), _3084)
   Call: (178) [system] at_end_of_stream((0x55798e5fad60))
   Call: (178) [system] peek_char((0x55798e5fad60), _2078090)
   Exit: (178) [system] peek_char((0x55798e5fad60), ;)
   Call: (178) [system] char_type(;, space)
   Call: (178) [system] _2080876=(0x55798e5fad60)
   Exit: (178) [system] (0x55798e5fad60)=(0x55798e5fad60)
^  Call: (178) [user] once((read_position((0x55798e5fad60), _2082744, _2082746, _2082748, _2082750), read_sexpr((0x55798e5fad60), _2082762), assertz(metta_file_comment(_2082744, _2082746, _2082748, _2082762, _2082750))))
^  Call: (180) [user] read_position((0x55798e5fad60), _2082744, _2082746, _2082748, _2082750)
   Call: (181) [system] stream_property((0x55798e5fad60), position(_2082750))
   Call: (182) [system] nonvar((0x55798e5fad60))
   Exit: (182) [system] nonvar((0x55798e5fad60))
   Call: (182) [system] nonvar(position(_2082750))
   Exit: (182) [system] nonvar(position(_2082750))
   Exit: (181) [system] stream_property((0x55798e5fad60), position('$stream_position'(7818, 161, 0, 7818)))
   Call: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(7818, 161, 0, 7818), _2082744)
   Call: (182) [system] nonvar(line_count)
   Exit: (182) [system] nonvar(line_count)
   Call: (182) [$syspreds] stream_position_field(line_count, _2093002)
   Exit: (182) [$syspreds] stream_position_field(line_count, 2)
   Call: (182) [system] arg(2, '$stream_position'(7818, 161, 0, 7818), _2082744)
   Exit: (182) [system] arg(2, '$stream_position'(7818, 161, 0, 7818), 161)
   Exit: (181) [$syspreds] stream_position_data(line_count, '$stream_position'(7818, 161, 0, 7818), 161)
   Call: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(7818, 161, 0, 7818), _3308)
   Call: (182) [system] nonvar(line_position)
   Exit: (182) [system] nonvar(line_position)
   Call: (182) [$syspreds] stream_position_field(line_position, _6928)
   Exit: (182) [$syspreds] stream_position_field(line_position, 3)
   Call: (182) [system] arg(3, '$stream_position'(7818, 161, 0, 7818), _3308)
   Exit: (182) [system] arg(3, '$stream_position'(7818, 161, 0, 7818), 0)
   Exit: (181) [$syspreds] stream_position_data(line_position, '$stream_position'(7818, 161, 0, 7818), 0)
   Call: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(7818, 161, 0, 7818), _3310)
   Call: (182) [system] nonvar(char_count)
   Exit: (182) [system] nonvar(char_count)
   Call: (182) [$syspreds] stream_position_field(char_count, _14362)
   Exit: (182) [$syspreds] stream_position_field(char_count, 1)
   Call: (182) [system] arg(1, '$stream_position'(7818, 161, 0, 7818), _3310)
   Exit: (182) [system] arg(1, '$stream_position'(7818, 161, 0, 7818), 7818)
   Exit: (181) [$syspreds] stream_position_data(char_count, '$stream_position'(7818, 161, 0, 7818), 7818)
^  Exit: (180) [user] read_position((0x55798e5fad60), 161, 0, 7818, '$stream_position'(7818, 161, 0, 7818))
^  Call: (180) [user] read_sexpr((0x55798e5fad60), _3324)
   Call: (181) [system] string((0x55798e5fad60))
   Fail: (181) [system] string((0x55798e5fad60))
^  Call: (181) [user] cont_sexpr(')', (0x55798e5fad60), _3324)
^  Call: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (183) [system] peek_char((0x55798e5fad60), _24588)
   Exit: (183) [system] peek_char((0x55798e5fad60), ;)
   Call: (183) [system] (;)=(;)
   Exit: (183) [system] (;)=(;)
^  Call: (183) [user] read_comment((0x55798e5fad60))
^  Call: (184) [user] read_position((0x55798e5fad60), _29226, _29228, _29230, _29232)
   Call: (185) [system] stream_property((0x55798e5fad60), position(_29232))
   Call: (186) [system] nonvar((0x55798e5fad60))
   Exit: (186) [system] nonvar((0x55798e5fad60))
   Call: (186) [system] nonvar(position(_29232))
   Exit: (186) [system] nonvar(position(_29232))
   Exit: (185) [system] stream_property((0x55798e5fad60), position('$stream_position'(7818, 161, 0, 7818)))
   Call: (185) [$syspreds] stream_position_data(line_count, '$stream_position'(7818, 161, 0, 7818), _29226)
   Call: (186) [system] nonvar(line_count)
   Exit: (186) [system] nonvar(line_count)
   Call: (186) [$syspreds] stream_position_field(line_count, _38520)
   Exit: (186) [$syspreds] stream_position_field(line_count, 2)
   Call: (186) [system] arg(2, '$stream_position'(7818, 161, 0, 7818), _29226)
   Exit: (186) [system] arg(2, '$stream_position'(7818, 161, 0, 7818), 161)
   Exit: (185) [$syspreds] stream_position_data(line_count, '$stream_position'(7818, 161, 0, 7818), 161)
   Call: (185) [$syspreds] stream_position_data(line_position, '$stream_position'(7818, 161, 0, 7818), _29228)
   Call: (186) [system] nonvar(line_position)
   Exit: (186) [system] nonvar(line_position)
   Call: (186) [$syspreds] stream_position_field(line_position, _45954)
   Exit: (186) [$syspreds] stream_position_field(line_position, 3)
   Call: (186) [system] arg(3, '$stream_position'(7818, 161, 0, 7818), _29228)
   Exit: (186) [system] arg(3, '$stream_position'(7818, 161, 0, 7818), 0)
   Exit: (185) [$syspreds] stream_position_data(line_position, '$stream_position'(7818, 161, 0, 7818), 0)
   Call: (185) [$syspreds] stream_position_data(char_count, '$stream_position'(7818, 161, 0, 7818), _29230)
   Call: (186) [system] nonvar(char_count)
   Exit: (186) [system] nonvar(char_count)
   Call: (186) [$syspreds] stream_position_field(char_count, _53388)
   Exit: (186) [$syspreds] stream_position_field(char_count, 1)
   Call: (186) [system] arg(1, '$stream_position'(7818, 161, 0, 7818), _29230)
   Exit: (186) [system] arg(1, '$stream_position'(7818, 161, 0, 7818), 7818)
   Exit: (185) [$syspreds] stream_position_data(char_count, '$stream_position'(7818, 161, 0, 7818), 7818)
^  Exit: (184) [user] read_position((0x55798e5fad60), 161, 0, 7818, '$stream_position'(7818, 161, 0, 7818))
^  Call: (184) [user] read_until_eol((0x55798e5fad60), _58982)
   Call: (185) [system] get_char((0x55798e5fad60), _59912)
   Exit: (185) [system] get_char((0x55798e5fad60), ;)
   Call: (185) [system] char_type(;, end_of_line)
   Fail: (185) [system] char_type(;, end_of_line)
   Call: (185) [system] (;)=end_of_file
   Fail: (185) [system] (;)=end_of_file
^  Call: (185) [user] read_until_eol((0x55798e5fad60), _65482)
   Call: (186) [system] get_char((0x55798e5fad60), _66412)
   Exit: (186) [system] get_char((0x55798e5fad60), ;)
   Call: (186) [system] char_type(;, end_of_line)
   Fail: (186) [system] char_type(;, end_of_line)
   Call: (186) [system] (;)=end_of_file
   Fail: (186) [system] (;)=end_of_file
^  Call: (186) [user] read_until_eol((0x55798e5fad60), _71982)
   Call: (187) [system] get_char((0x55798e5fad60), _72912)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
   Call: (187) [system] char_type(' ', end_of_line)
   Fail: (187) [system] char_type(' ', end_of_line)
   Call: (187) [system] ' '=end_of_file
   Fail: (187) [system] ' '=end_of_file
^  Call: (187) [user] read_until_eol((0x55798e5fad60), _78482)
   Call: (188) [system] get_char((0x55798e5fad60), _79412)
   Exit: (188) [system] get_char((0x55798e5fad60), 'H')
   Call: (188) [system] char_type('H', end_of_line)
   Fail: (188) [system] char_type('H', end_of_line)
   Call: (188) [system] 'H'=end_of_file
   Fail: (188) [system] 'H'=end_of_file
^  Call: (188) [user] read_until_eol((0x55798e5fad60), _84982)
   Call: (189) [system] get_char((0x55798e5fad60), _85912)
   Exit: (189) [system] get_char((0x55798e5fad60), e)
   Call: (189) [system] char_type(e, end_of_line)
   Fail: (189) [system] char_type(e, end_of_line)
   Call: (189) [system] e=end_of_file
   Fail: (189) [system] e=end_of_file
^  Call: (189) [user] read_until_eol((0x55798e5fad60), _91482)
   Call: (190) [system] get_char((0x55798e5fad60), _92412)
   Exit: (190) [system] get_char((0x55798e5fad60), r)
   Call: (190) [system] char_type(r, end_of_line)
   Fail: (190) [system] char_type(r, end_of_line)
   Call: (190) [system] r=end_of_file
   Fail: (190) [system] r=end_of_file
^  Call: (190) [user] read_until_eol((0x55798e5fad60), _97982)
   Call: (191) [system] get_char((0x55798e5fad60), _98912)
   Exit: (191) [system] get_char((0x55798e5fad60), e)
   Call: (191) [system] char_type(e, end_of_line)
   Fail: (191) [system] char_type(e, end_of_line)
   Call: (191) [system] e=end_of_file
   Fail: (191) [system] e=end_of_file
^  Call: (191) [user] read_until_eol((0x55798e5fad60), _104482)
   Call: (192) [system] get_char((0x55798e5fad60), _105412)
   Exit: (192) [system] get_char((0x55798e5fad60), ' ')
   Call: (192) [system] char_type(' ', end_of_line)
   Fail: (192) [system] char_type(' ', end_of_line)
   Call: (192) [system] ' '=end_of_file
   Fail: (192) [system] ' '=end_of_file
^  Call: (192) [user] read_until_eol((0x55798e5fad60), _110982)
   Call: (193) [system] get_char((0x55798e5fad60), _111912)
   Exit: (193) [system] get_char((0x55798e5fad60), t)
   Call: (193) [system] char_type(t, end_of_line)
   Fail: (193) [system] char_type(t, end_of_line)
   Call: (193) [system] t=end_of_file
   Fail: (193) [system] t=end_of_file
^  Call: (193) [user] read_until_eol((0x55798e5fad60), _117482)
   Call: (194) [system] get_char((0x55798e5fad60), _118412)
   Exit: (194) [system] get_char((0x55798e5fad60), o)
   Call: (194) [system] char_type(o, end_of_line)
   Fail: (194) [system] char_type(o, end_of_line)
   Call: (194) [system] o=end_of_file
   Fail: (194) [system] o=end_of_file
^  Call: (194) [user] read_until_eol((0x55798e5fad60), _123982)
   Call: (195) [system] get_char((0x55798e5fad60), _124912)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
   Call: (195) [system] char_type(' ', end_of_line)
   Fail: (195) [system] char_type(' ', end_of_line)
   Call: (195) [system] ' '=end_of_file
   Fail: (195) [system] ' '=end_of_file
^  Call: (195) [user] read_until_eol((0x55798e5fad60), _130482)
   Call: (196) [system] get_char((0x55798e5fad60), _131412)
   Exit: (196) [system] get_char((0x55798e5fad60), i)
   Call: (196) [system] char_type(i, end_of_line)
   Fail: (196) [system] char_type(i, end_of_line)
   Call: (196) [system] i=end_of_file
   Fail: (196) [system] i=end_of_file
^  Call: (196) [user] read_until_eol((0x55798e5fad60), _136982)
   Call: (197) [system] get_char((0x55798e5fad60), _137912)
   Exit: (197) [system] get_char((0x55798e5fad60), n)
   Call: (197) [system] char_type(n, end_of_line)
   Fail: (197) [system] char_type(n, end_of_line)
   Call: (197) [system] n=end_of_file
   Fail: (197) [system] n=end_of_file
^  Call: (197) [user] read_until_eol((0x55798e5fad60), _143482)
   Call: (198) [system] get_char((0x55798e5fad60), _144412)
   Exit: (198) [system] get_char((0x55798e5fad60), s)
   Call: (198) [system] char_type(s, end_of_line)
   Fail: (198) [system] char_type(s, end_of_line)
   Call: (198) [system] s=end_of_file
   Fail: (198) [system] s=end_of_file
^  Call: (198) [user] read_until_eol((0x55798e5fad60), _149982)
   Call: (199) [system] get_char((0x55798e5fad60), _150912)
   Exit: (199) [system] get_char((0x55798e5fad60), p)
   Call: (199) [system] char_type(p, end_of_line)
   Fail: (199) [system] char_type(p, end_of_line)
   Call: (199) [system] p=end_of_file
   Fail: (199) [system] p=end_of_file
^  Call: (199) [user] read_until_eol((0x55798e5fad60), _156482)
   Call: (200) [system] get_char((0x55798e5fad60), _157412)
   Exit: (200) [system] get_char((0x55798e5fad60), i)
   Call: (200) [system] char_type(i, end_of_line)
   Fail: (200) [system] char_type(i, end_of_line)
   Call: (200) [system] i=end_of_file
   Fail: (200) [system] i=end_of_file
^  Call: (200) [user] read_until_eol((0x55798e5fad60), _162982)
   Call: (201) [system] get_char((0x55798e5fad60), _163912)
   Exit: (201) [system] get_char((0x55798e5fad60), r)
   Call: (201) [system] char_type(r, end_of_line)
   Fail: (201) [system] char_type(r, end_of_line)
   Call: (201) [system] r=end_of_file
   Fail: (201) [system] r=end_of_file
^  Call: (201) [user] read_until_eol((0x55798e5fad60), _169482)
   Call: (202) [system] get_char((0x55798e5fad60), _170412)
   Exit: (202) [system] get_char((0x55798e5fad60), e)
   Call: (202) [system] char_type(e, end_of_line)
   Fail: (202) [system] char_type(e, end_of_line)
   Call: (202) [system] e=end_of_file
   Fail: (202) [system] e=end_of_file
^  Call: (202) [user] read_until_eol((0x55798e5fad60), _175982)
   Call: (203) [system] get_char((0x55798e5fad60), _176912)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
   Call: (203) [system] char_type(' ', end_of_line)
   Fail: (203) [system] char_type(' ', end_of_line)
   Call: (203) [system] ' '=end_of_file
   Fail: (203) [system] ' '=end_of_file
^  Call: (203) [user] read_until_eol((0x55798e5fad60), _182482)
   Call: (204) [system] get_char((0x55798e5fad60), _183412)
   Exit: (204) [system] get_char((0x55798e5fad60), m)
   Call: (204) [system] char_type(m, end_of_line)
   Fail: (204) [system] char_type(m, end_of_line)
   Call: (204) [system] m=end_of_file
   Fail: (204) [system] m=end_of_file
^  Call: (204) [user] read_until_eol((0x55798e5fad60), _188982)
   Call: (205) [system] get_char((0x55798e5fad60), _189912)
   Exit: (205) [system] get_char((0x55798e5fad60), e)
   Call: (205) [system] char_type(e, end_of_line)
   Fail: (205) [system] char_type(e, end_of_line)
   Call: (205) [system] e=end_of_file
   Fail: (205) [system] e=end_of_file
^  Call: (205) [user] read_until_eol((0x55798e5fad60), _195482)
   Call: (206) [system] get_char((0x55798e5fad60), _196412)
   Exit: (206) [system] get_char((0x55798e5fad60), t)
   Call: (206) [system] char_type(t, end_of_line)
   Fail: (206) [system] char_type(t, end_of_line)
   Call: (206) [system] t=end_of_file
   Fail: (206) [system] t=end_of_file
^  Call: (206) [user] read_until_eol((0x55798e5fad60), _201982)
   Call: (207) [system] get_char((0x55798e5fad60), _202912)
   Exit: (207) [system] get_char((0x55798e5fad60), t)
   Call: (207) [system] char_type(t, end_of_line)
   Fail: (207) [system] char_type(t, end_of_line)
   Call: (207) [system] t=end_of_file
   Fail: (207) [system] t=end_of_file
^  Call: (207) [user] read_until_eol((0x55798e5fad60), _208482)
   Call: (208) [system] get_char((0x55798e5fad60), _209412)
   Exit: (208) [system] get_char((0x55798e5fad60), a)
   Call: (208) [system] char_type(a, end_of_line)
   Fail: (208) [system] char_type(a, end_of_line)
   Call: (208) [system] a=end_of_file
   Fail: (208) [system] a=end_of_file
^  Call: (208) [user] read_until_eol((0x55798e5fad60), _214982)
   Call: (209) [system] get_char((0x55798e5fad60), _215912)
   Exit: (209) [system] get_char((0x55798e5fad60), l)
   Call: (209) [system] char_type(l, end_of_line)
   Fail: (209) [system] char_type(l, end_of_line)
   Call: (209) [system] l=end_of_file
   Fail: (209) [system] l=end_of_file
^  Call: (209) [user] read_until_eol((0x55798e5fad60), _221482)
   Call: (210) [system] get_char((0x55798e5fad60), _222412)
   Exit: (210) [system] get_char((0x55798e5fad60), o)
   Call: (210) [system] char_type(o, end_of_line)
   Fail: (210) [system] char_type(o, end_of_line)
   Call: (210) [system] o=end_of_file
   Fail: (210) [system] o=end_of_file
^  Call: (210) [user] read_until_eol((0x55798e5fad60), _227982)
   Call: (211) [system] get_char((0x55798e5fad60), _228912)
   Exit: (211) [system] get_char((0x55798e5fad60), g)
   Call: (211) [system] char_type(g, end_of_line)
   Fail: (211) [system] char_type(g, end_of_line)
   Call: (211) [system] g=end_of_file
   Fail: (211) [system] g=end_of_file
^  Call: (211) [user] read_until_eol((0x55798e5fad60), _234482)
   Call: (212) [system] get_char((0x55798e5fad60), _235412)
   Exit: (212) [system] get_char((0x55798e5fad60), s)
   Call: (212) [system] char_type(s, end_of_line)
   Fail: (212) [system] char_type(s, end_of_line)
   Call: (212) [system] s=end_of_file
   Fail: (212) [system] s=end_of_file
^  Call: (212) [user] read_until_eol((0x55798e5fad60), _240982)
   Call: (213) [system] get_char((0x55798e5fad60), _241912)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
   Call: (213) [system] char_type(' ', end_of_line)
   Fail: (213) [system] char_type(' ', end_of_line)
   Call: (213) [system] ' '=end_of_file
   Fail: (213) [system] ' '=end_of_file
^  Call: (213) [user] read_until_eol((0x55798e5fad60), _247482)
   Call: (214) [system] get_char((0x55798e5fad60), _248412)
   Exit: (214) [system] get_char((0x55798e5fad60), l)
   Call: (214) [system] char_type(l, end_of_line)
   Fail: (214) [system] char_type(l, end_of_line)
   Call: (214) [system] l=end_of_file
   Fail: (214) [system] l=end_of_file
^  Call: (214) [user] read_until_eol((0x55798e5fad60), _253982)
   Call: (215) [system] get_char((0x55798e5fad60), _254912)
   Exit: (215) [system] get_char((0x55798e5fad60), a)
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] a=end_of_file
   Fail: (215) [system] a=end_of_file
^  Call: (215) [user] read_until_eol((0x55798e5fad60), _260482)
   Call: (216) [system] get_char((0x55798e5fad60), _261412)
   Exit: (216) [system] get_char((0x55798e5fad60), r)
   Call: (216) [system] char_type(r, end_of_line)
   Fail: (216) [system] char_type(r, end_of_line)
   Call: (216) [system] r=end_of_file
   Fail: (216) [system] r=end_of_file
^  Call: (216) [user] read_until_eol((0x55798e5fad60), _266982)
   Call: (217) [system] get_char((0x55798e5fad60), _267912)
   Exit: (217) [system] get_char((0x55798e5fad60), g)
   Call: (217) [system] char_type(g, end_of_line)
   Fail: (217) [system] char_type(g, end_of_line)
   Call: (217) [system] g=end_of_file
   Fail: (217) [system] g=end_of_file
^  Call: (217) [user] read_until_eol((0x55798e5fad60), _273482)
   Call: (218) [system] get_char((0x55798e5fad60), _274412)
   Exit: (218) [system] get_char((0x55798e5fad60), e)
   Call: (218) [system] char_type(e, end_of_line)
   Fail: (218) [system] char_type(e, end_of_line)
   Call: (218) [system] e=end_of_file
   Fail: (218) [system] e=end_of_file
^  Call: (218) [user] read_until_eol((0x55798e5fad60), _279982)
   Call: (219) [system] get_char((0x55798e5fad60), _280912)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
   Call: (219) [system] char_type(' ', end_of_line)
   Fail: (219) [system] char_type(' ', end_of_line)
   Call: (219) [system] ' '=end_of_file
   Fail: (219) [system] ' '=end_of_file
^  Call: (219) [user] read_until_eol((0x55798e5fad60), _286482)
   Call: (220) [system] get_char((0x55798e5fad60), _287412)
   Exit: (220) [system] get_char((0x55798e5fad60), f)
   Call: (220) [system] char_type(f, end_of_line)
   Fail: (220) [system] char_type(f, end_of_line)
   Call: (220) [system] f=end_of_file
   Fail: (220) [system] f=end_of_file
^  Call: (220) [user] read_until_eol((0x55798e5fad60), _292982)
   Call: (221) [system] get_char((0x55798e5fad60), _293912)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] char_type(i, end_of_line)
   Fail: (221) [system] char_type(i, end_of_line)
   Call: (221) [system] i=end_of_file
   Fail: (221) [system] i=end_of_file
^  Call: (221) [user] read_until_eol((0x55798e5fad60), _299482)
   Call: (222) [system] get_char((0x55798e5fad60), _300412)
   Exit: (222) [system] get_char((0x55798e5fad60), l)
   Call: (222) [system] char_type(l, end_of_line)
   Fail: (222) [system] char_type(l, end_of_line)
   Call: (222) [system] l=end_of_file
   Fail: (222) [system] l=end_of_file
^  Call: (222) [user] read_until_eol((0x55798e5fad60), _305982)
   Call: (223) [system] get_char((0x55798e5fad60), _306912)
   Exit: (223) [system] get_char((0x55798e5fad60), e)
   Call: (223) [system] char_type(e, end_of_line)
   Fail: (223) [system] char_type(e, end_of_line)
   Call: (223) [system] e=end_of_file
   Fail: (223) [system] e=end_of_file
^  Call: (223) [user] read_until_eol((0x55798e5fad60), _312482)
   Call: (224) [system] get_char((0x55798e5fad60), _313412)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
   Call: (224) [system] char_type(' ', end_of_line)
   Fail: (224) [system] char_type(' ', end_of_line)
   Call: (224) [system] ' '=end_of_file
   Fail: (224) [system] ' '=end_of_file
^  Call: (224) [user] read_until_eol((0x55798e5fad60), _318982)
   Call: (225) [system] get_char((0x55798e5fad60), _319912)
   Exit: (225) [system] get_char((0x55798e5fad60), l)
   Call: (225) [system] char_type(l, end_of_line)
   Fail: (225) [system] char_type(l, end_of_line)
   Call: (225) [system] l=end_of_file
   Fail: (225) [system] l=end_of_file
^  Call: (225) [user] read_until_eol((0x55798e5fad60), _325482)
   Call: (226) [system] get_char((0x55798e5fad60), _326412)
   Exit: (226) [system] get_char((0x55798e5fad60), o)
   Call: (226) [system] char_type(o, end_of_line)
   Fail: (226) [system] char_type(o, end_of_line)
   Call: (226) [system] o=end_of_file
   Fail: (226) [system] o=end_of_file
^  Call: (226) [user] read_until_eol((0x55798e5fad60), _331982)
   Call: (227) [system] get_char((0x55798e5fad60), _332912)
   Exit: (227) [system] get_char((0x55798e5fad60), a)
   Call: (227) [system] char_type(a, end_of_line)
   Fail: (227) [system] char_type(a, end_of_line)
   Call: (227) [system] a=end_of_file
   Fail: (227) [system] a=end_of_file
^  Call: (227) [user] read_until_eol((0x55798e5fad60), _338482)
   Call: (228) [system] get_char((0x55798e5fad60), _339412)
   Exit: (228) [system] get_char((0x55798e5fad60), d)
   Call: (228) [system] char_type(d, end_of_line)
   Fail: (228) [system] char_type(d, end_of_line)
   Call: (228) [system] d=end_of_file
   Fail: (228) [system] d=end_of_file
^  Call: (228) [user] read_until_eol((0x55798e5fad60), _344982)
   Call: (229) [system] get_char((0x55798e5fad60), _345912)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] char_type(i, end_of_line)
   Fail: (229) [system] char_type(i, end_of_line)
   Call: (229) [system] i=end_of_file
   Fail: (229) [system] i=end_of_file
^  Call: (229) [user] read_until_eol((0x55798e5fad60), _351482)
   Call: (230) [system] get_char((0x55798e5fad60), _352412)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] char_type(n, end_of_line)
   Fail: (230) [system] char_type(n, end_of_line)
   Call: (230) [system] n=end_of_file
   Fail: (230) [system] n=end_of_file
^  Call: (230) [user] read_until_eol((0x55798e5fad60), _357982)
   Call: (231) [system] get_char((0x55798e5fad60), _358912)
   Exit: (231) [system] get_char((0x55798e5fad60), g)
   Call: (231) [system] char_type(g, end_of_line)
   Fail: (231) [system] char_type(g, end_of_line)
   Call: (231) [system] g=end_of_file
   Fail: (231) [system] g=end_of_file
^  Call: (231) [user] read_until_eol((0x55798e5fad60), _364482)
   Call: (232) [system] get_char((0x55798e5fad60), _365412)
   Exit: (232) [system] get_char((0x55798e5fad60), '\n')
   Call: (232) [system] char_type('\n', end_of_line)
   Exit: (232) [system] char_type('\n', end_of_line)
   Call: (232) [system] _364482=""
   Exit: (232) [system] ""=""
^  Exit: (231) [user] read_until_eol((0x55798e5fad60), "")
   Call: (231) [system] string_concat(g, "", _357982)
   Exit: (231) [system] string_concat(g, "", "g")
^  Exit: (230) [user] read_until_eol((0x55798e5fad60), "g")
   Call: (230) [system] string_concat(n, "g", _351482)
   Exit: (230) [system] string_concat(n, "g", "ng")
^  Exit: (229) [user] read_until_eol((0x55798e5fad60), "ng")
   Call: (229) [system] string_concat(i, "ng", _344982)
   Exit: (229) [system] string_concat(i, "ng", "ing")
^  Exit: (228) [user] read_until_eol((0x55798e5fad60), "ing")
   Call: (228) [system] string_concat(d, "ing", _338482)
   Exit: (228) [system] string_concat(d, "ing", "ding")
^  Exit: (227) [user] read_until_eol((0x55798e5fad60), "ding")
   Call: (227) [system] string_concat(a, "ding", _331982)
   Exit: (227) [system] string_concat(a, "ding", "ading")
^  Exit: (226) [user] read_until_eol((0x55798e5fad60), "ading")
   Call: (226) [system] string_concat(o, "ading", _325482)
   Exit: (226) [system] string_concat(o, "ading", "oading")
^  Exit: (225) [user] read_until_eol((0x55798e5fad60), "oading")
   Call: (225) [system] string_concat(l, "oading", _318982)
   Exit: (225) [system] string_concat(l, "oading", "loading")
^  Exit: (224) [user] read_until_eol((0x55798e5fad60), "loading")
   Call: (224) [system] string_concat(' ', "loading", _312482)
   Exit: (224) [system] string_concat(' ', "loading", " loading")
^  Exit: (223) [user] read_until_eol((0x55798e5fad60), " loading")
   Call: (223) [system] string_concat(e, " loading", _305982)
   Exit: (223) [system] string_concat(e, " loading", "e loading")
^  Exit: (222) [user] read_until_eol((0x55798e5fad60), "e loading")
   Call: (222) [system] string_concat(l, "e loading", _299482)
   Exit: (222) [system] string_concat(l, "e loading", "le loading")
^  Exit: (221) [user] read_until_eol((0x55798e5fad60), "le loading")
   Call: (221) [system] string_concat(i, "le loading", _292982)
   Exit: (221) [system] string_concat(i, "le loading", "ile loading")
^  Exit: (220) [user] read_until_eol((0x55798e5fad60), "ile loading")
   Call: (220) [system] string_concat(f, "ile loading", _286482)
   Exit: (220) [system] string_concat(f, "ile loading", "file loading")
^  Exit: (219) [user] read_until_eol((0x55798e5fad60), "file loading")
   Call: (219) [system] string_concat(' ', "file loading", _279982)
   Exit: (219) [system] string_concat(' ', "file loading", " file loading")
^  Exit: (218) [user] read_until_eol((0x55798e5fad60), " file loading")
   Call: (218) [system] string_concat(e, " file loading", _273482)
   Exit: (218) [system] string_concat(e, " file loading", "e file loading")
^  Exit: (217) [user] read_until_eol((0x55798e5fad60), "e file loading")
   Call: (217) [system] string_concat(g, "e file loading", _266982)
   Exit: (217) [system] string_concat(g, "e file loading", "ge file loading")
^  Exit: (216) [user] read_until_eol((0x55798e5fad60), "ge file loading")
   Call: (216) [system] string_concat(r, "ge file loading", _260482)
   Exit: (216) [system] string_concat(r, "ge file loading", "rge file loading")
^  Exit: (215) [user] read_until_eol((0x55798e5fad60), "rge file loading")
   Call: (215) [system] string_concat(a, "rge file loading", _253982)
   Exit: (215) [system] string_concat(a, "rge file loading", "arge file loading")
^  Exit: (214) [user] read_until_eol((0x55798e5fad60), "arge file loading")
   Call: (214) [system] string_concat(l, "arge file loading", _247482)
   Exit: (214) [system] string_concat(l, "arge file loading", "large file loading")
^  Exit: (213) [user] read_until_eol((0x55798e5fad60), "large file loading")
   Call: (213) [system] string_concat(' ', "large file loading", _240982)
   Exit: (213) [system] string_concat(' ', "large file loading", " large file loading")
^  Exit: (212) [user] read_until_eol((0x55798e5fad60), " large file loading")
   Call: (212) [system] string_concat(s, " large file loading", _234482)
   Exit: (212) [system] string_concat(s, " large file loading", "s large file loading")
^  Exit: (211) [user] read_until_eol((0x55798e5fad60), "s large file loading")
   Call: (211) [system] string_concat(g, "s large file loading", _227982)
   Exit: (211) [system] string_concat(g, "s large file loading", "gs large file loading")
^  Exit: (210) [user] read_until_eol((0x55798e5fad60), "gs large file loading")
   Call: (210) [system] string_concat(o, "gs large file loading", _221482)
   Exit: (210) [system] string_concat(o, "gs large file loading", "ogs large file loading")
^  Exit: (209) [user] read_until_eol((0x55798e5fad60), "ogs large file loading")
   Call: (209) [system] string_concat(l, "ogs large file loading", _214982)
   Exit: (209) [system] string_concat(l, "ogs large file loading", "logs large file loading")
^  Exit: (208) [user] read_until_eol((0x55798e5fad60), "logs large file loading")
   Call: (208) [system] string_concat(a, "logs large file loading", _208482)
   Exit: (208) [system] string_concat(a, "logs large file loading", "alogs large file loading")
^  Exit: (207) [user] read_until_eol((0x55798e5fad60), "alogs large file loading")
   Call: (207) [system] string_concat(t, "alogs large file loading", _201982)
   Exit: (207) [system] string_concat(t, "alogs large file loading", "talogs large file loading")
^  Exit: (206) [user] read_until_eol((0x55798e5fad60), "talogs large file loading")
   Call: (206) [system] string_concat(t, "talogs large file loading", _195482)
   Exit: (206) [system] string_concat(t, "talogs large file loading", "ttalogs large file loading")
^  Exit: (205) [user] read_until_eol((0x55798e5fad60), "ttalogs large file loading")
   Call: (205) [system] string_concat(e, "ttalogs large file loading", _188982)
   Exit: (205) [system] string_concat(e, "ttalogs large file loading", "ettalogs large file loading")
^  Exit: (204) [user] read_until_eol((0x55798e5fad60), "ettalogs large file loading")
   Call: (204) [system] string_concat(m, "ettalogs large file loading", _182482)
   Exit: (204) [system] string_concat(m, "ettalogs large file loading", "mettalogs large file loading")
^  Exit: (203) [user] read_until_eol((0x55798e5fad60), "mettalogs large file loading")
   Call: (203) [system] string_concat(' ', "mettalogs large file loading", _175982)
   Exit: (203) [system] string_concat(' ', "mettalogs large file loading", " mettalogs large file loading")
^  Exit: (202) [user] read_until_eol((0x55798e5fad60), " mettalogs large file loading")
   Call: (202) [system] string_concat(e, " mettalogs large file loading", _169482)
   Exit: (202) [system] string_concat(e, " mettalogs large file loading", "e mettalogs large file loading")
^  Exit: (201) [user] read_until_eol((0x55798e5fad60), "e mettalogs large file loading")
   Call: (201) [system] string_concat(r, "e mettalogs large file loading", _162982)
   Exit: (201) [system] string_concat(r, "e mettalogs large file loading", "re mettalogs large file loading")
^  Exit: (200) [user] read_until_eol((0x55798e5fad60), "re mettalogs large file loading")
   Call: (200) [system] string_concat(i, "re mettalogs large file loading", _156482)
   Exit: (200) [system] string_concat(i, "re mettalogs large file loading", "ire mettalogs large file loading")
^  Exit: (199) [user] read_until_eol((0x55798e5fad60), "ire mettalogs large file loading")
   Call: (199) [system] string_concat(p, "ire mettalogs large file loading", _149982)
   Exit: (199) [system] string_concat(p, "ire mettalogs large file loading", "pire mettalogs large file loading")
^  Exit: (198) [user] read_until_eol((0x55798e5fad60), "pire mettalogs large file loading")
   Call: (198) [system] string_concat(s, "pire mettalogs large file loading", _143482)
   Exit: (198) [system] string_concat(s, "pire mettalogs large file loading", "spire mettalogs large file loading")
^  Exit: (197) [user] read_until_eol((0x55798e5fad60), "spire mettalogs large file loading")
   Call: (197) [system] string_concat(n, "spire mettalogs large file loading", _136982)
   Exit: (197) [system] string_concat(n, "spire mettalogs large file loading", "nspire mettalogs large file loading")
^  Exit: (196) [user] read_until_eol((0x55798e5fad60), "nspire mettalogs large file loading")
   Call: (196) [system] string_concat(i, "nspire mettalogs large file loading", _130482)
   Exit: (196) [system] string_concat(i, "nspire mettalogs large file loading", "inspire mettalogs large file loading")
^  Exit: (195) [user] read_until_eol((0x55798e5fad60), "inspire mettalogs large file loading")
   Call: (195) [system] string_concat(' ', "inspire mettalogs large file loading", _123982)
   Exit: (195) [system] string_concat(' ', "inspire mettalogs large file loading", " inspire mettalogs large file loading")
^  Exit: (194) [user] read_until_eol((0x55798e5fad60), " inspire mettalogs large file loading")
   Call: (194) [system] string_concat(o, " inspire mettalogs large file loading", _117482)
   Exit: (194) [system] string_concat(o, " inspire mettalogs large file loading", "o inspire mettalogs large file loading")
^  Exit: (193) [user] read_until_eol((0x55798e5fad60), "o inspire mettalogs large file loading")
   Call: (193) [system] string_concat(t, "o inspire mettalogs large file loading", _110982)
   Exit: (193) [system] string_concat(t, "o inspire mettalogs large file loading", "to inspire mettalogs large file loading")
^  Exit: (192) [user] read_until_eol((0x55798e5fad60), "to inspire mettalogs large file loading")
   Call: (192) [system] string_concat(' ', "to inspire mettalogs large file loading", _104482)
   Exit: (192) [system] string_concat(' ', "to inspire mettalogs large file loading", " to inspire mettalogs large file loading")
^  Exit: (191) [user] read_until_eol((0x55798e5fad60), " to inspire mettalogs large file loading")
   Call: (191) [system] string_concat(e, " to inspire mettalogs large file loading", _97982)
   Exit: (191) [system] string_concat(e, " to inspire mettalogs large file loading", "e to inspire mettalogs large file loading")
^  Exit: (190) [user] read_until_eol((0x55798e5fad60), "e to inspire mettalogs large file loading")
   Call: (190) [system] string_concat(r, "e to inspire mettalogs large file loading", _91482)
   Exit: (190) [system] string_concat(r, "e to inspire mettalogs large file loading", "re to inspire mettalogs large file loading")
^  Exit: (189) [user] read_until_eol((0x55798e5fad60), "re to inspire mettalogs large file loading")
   Call: (189) [system] string_concat(e, "re to inspire mettalogs large file loading", _84982)
   Exit: (189) [system] string_concat(e, "re to inspire mettalogs large file loading", "ere to inspire mettalogs large file loading")
^  Exit: (188) [user] read_until_eol((0x55798e5fad60), "ere to inspire mettalogs large file loading")
   Call: (188) [system] string_concat('H', "ere to inspire mettalogs large file loading", _78482)
   Exit: (188) [system] string_concat('H', "ere to inspire mettalogs large file loading", "Here to inspire mettalogs large file loading")
^  Exit: (187) [user] read_until_eol((0x55798e5fad60), "Here to inspire mettalogs large file loading")
   Call: (187) [system] string_concat(' ', "Here to inspire mettalogs large file loading", _71982)
   Exit: (187) [system] string_concat(' ', "Here to inspire mettalogs large file loading", " Here to inspire mettalogs large file loading")
^  Exit: (186) [user] read_until_eol((0x55798e5fad60), " Here to inspire mettalogs large file loading")
   Call: (186) [system] string_concat(;, " Here to inspire mettalogs large file loading", _65482)
   Exit: (186) [system] string_concat(;, " Here to inspire mettalogs large file loading", "; Here to inspire mettalogs large file loading")
^  Exit: (185) [user] read_until_eol((0x55798e5fad60), "; Here to inspire mettalogs large file loading")
   Call: (185) [system] string_concat(;, "; Here to inspire mettalogs large file loading", _58982)
   Exit: (185) [system] string_concat(;, "; Here to inspire mettalogs large file loading", ";; Here to inspire mettalogs large file loading")
^  Exit: (184) [user] read_until_eol((0x55798e5fad60), ";; Here to inspire mettalogs large file loading")
^  Call: (184) [user] assertz(metta_file_comment(161, 0, 7818, '$COMMENT'(";; Here to inspire mettalogs large file loading", 161, 0), '$stream_position'(7818, 161, 0, 7818)))
^  Exit: (184) [user] assertz(metta_file_comment(161, 0, 7818, '$COMMENT'(";; Here to inspire mettalogs large file loading", 161, 0), '$stream_position'(7818, 161, 0, 7818)))
^  Exit: (183) [user] read_comment((0x55798e5fad60))
^  Call: (183) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] peek_char((0x55798e5fad60), _507402)
   Exit: (184) [system] peek_char((0x55798e5fad60), !)
   Call: (184) [system] !=(;)
   Fail: (184) [system] !=(;)
^  Call: (184) [user] is_like_space(!)
   Call: (185) [system] char_type(!, 'white')
   Fail: (185) [system] char_type(!, 'white')
   Call: (185) [system] char_type(!, end_of_line)
   Fail: (185) [system] char_type(!, end_of_line)
   Call: (185) [system] char_type(!, space)
   Fail: (185) [system] char_type(!, space)
   Call: (185) [system] char_type(!, cntrl)
   Fail: (185) [system] char_type(!, cntrl)
^  Fail: (184) [user] is_like_space(!)
^  Exit: (183) [user] skip_spaces((0x55798e5fad60))
^  Exit: (182) [user] skip_spaces((0x55798e5fad60))
   Call: (182) [system] get_char((0x55798e5fad60), _522480)
   Exit: (182) [system] get_char((0x55798e5fad60), !)
   Call: (182) [system] !='('
   Fail: (182) [system] !='('
   Call: (182) [system] !='['
   Fail: (182) [system] !='['
   Call: (182) [system] !='{'
   Fail: (182) [system] !='{'
   Call: (182) [system] !='"'
   Fail: (182) [system] !='"'
   Call: (182) [system] !=!
   Exit: (182) [system] !=!
^  Call: (182) [user] read_sexpr((0x55798e5fad60), _533618)
   Call: (183) [system] string((0x55798e5fad60))
   Fail: (183) [system] string((0x55798e5fad60))
^  Call: (183) [user] cont_sexpr(')', (0x55798e5fad60), _533618)
^  Call: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _538252)
   Exit: (185) [system] peek_char((0x55798e5fad60), '(')
   Call: (185) [system] '('=(;)
   Fail: (185) [system] '('=(;)
^  Call: (185) [user] is_like_space('(')
   Call: (186) [system] char_type('(', 'white')
   Fail: (186) [system] char_type('(', 'white')
   Call: (186) [system] char_type('(', end_of_line)
   Fail: (186) [system] char_type('(', end_of_line)
   Call: (186) [system] char_type('(', space)
   Fail: (186) [system] char_type('(', space)
   Call: (186) [system] char_type('(', cntrl)
   Fail: (186) [system] char_type('(', cntrl)
^  Fail: (185) [user] is_like_space('(')
^  Exit: (184) [user] skip_spaces((0x55798e5fad60))
   Call: (184) [system] get_char((0x55798e5fad60), _552406)
   Exit: (184) [system] get_char((0x55798e5fad60), '(')
   Call: (184) [system] '('='('
   Exit: (184) [system] '('='('
^  Call: (184) [user] read_list(')', (0x55798e5fad60), _533618)
^  Call: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _557976)
   Exit: (186) [system] peek_char((0x55798e5fad60), n)
   Call: (186) [system] n=(;)
   Fail: (186) [system] n=(;)
^  Call: (186) [user] is_like_space(n)
   Call: (187) [system] char_type(n, 'white')
   Fail: (187) [system] char_type(n, 'white')
   Call: (187) [system] char_type(n, end_of_line)
   Fail: (187) [system] char_type(n, end_of_line)
   Call: (187) [system] char_type(n, space)
   Fail: (187) [system] char_type(n, space)
   Call: (187) [system] char_type(n, cntrl)
   Fail: (187) [system] char_type(n, cntrl)
^  Fail: (186) [user] is_like_space(n)
^  Exit: (185) [user] skip_spaces((0x55798e5fad60))
   Call: (185) [system] peek_char((0x55798e5fad60), _572130)
   Exit: (185) [system] peek_char((0x55798e5fad60), n)
   Call: (185) [system] n=')'
   Fail: (185) [system] n=')'
   Call: (185) [system] n=end_of_file
   Fail: (185) [system] n=end_of_file
^  Call: (185) [user] cont_sexpr(')', (0x55798e5fad60), _577700)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _579558)
   Exit: (187) [system] peek_char((0x55798e5fad60), n)
   Call: (187) [system] n=(;)
   Fail: (187) [system] n=(;)
^  Call: (187) [user] is_like_space(n)
   Call: (188) [system] char_type(n, 'white')
   Fail: (188) [system] char_type(n, 'white')
   Call: (188) [system] char_type(n, end_of_line)
   Fail: (188) [system] char_type(n, end_of_line)
   Call: (188) [system] char_type(n, space)
   Fail: (188) [system] char_type(n, space)
   Call: (188) [system] char_type(n, cntrl)
   Fail: (188) [system] char_type(n, cntrl)
^  Fail: (187) [user] is_like_space(n)
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] get_char((0x55798e5fad60), _593712)
   Exit: (186) [system] get_char((0x55798e5fad60), n)
   Call: (186) [system] n='('
   Fail: (186) [system] n='('
   Call: (186) [system] n='['
   Fail: (186) [system] n='['
   Call: (186) [system] n='{'
   Fail: (186) [system] n='{'
   Call: (186) [system] n='"'
   Fail: (186) [system] n='"'
   Call: (186) [system] n=!
   Fail: (186) [system] n=!
   Call: (186) [system] n='\''
   Fail: (186) [system] n='\''
   Call: (186) [system] n='`'
   Fail: (186) [system] n='`'
   Call: (186) [system] n=end_of_file
   Fail: (186) [system] n=end_of_file
^  Call: (186) [user] read_symbolic(')', (0x55798e5fad60), n, _577700)
^  Call: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), _611354)
   Call: (188) [system] peek_char((0x55798e5fad60), _612288)
   Exit: (188) [system] peek_char((0x55798e5fad60), o)
^  Call: (188) [user] is_delimiter(o)
   Call: (189) [system] char_type(o, space)
   Fail: (189) [system] char_type(o, space)
   Call: (189) [system] arg(_617008, v('(', ')', end_of_file), o)
   Fail: (189) [system] arg(_617940, v('(', ')', end_of_file), o)
^  Fail: (188) [user] is_delimiter(o)
   Call: (188) [system] ')'==o
   Fail: (188) [system] ')'==o
   Call: (188) [system] get_char((0x55798e5fad60), o)
   Exit: (188) [system] get_char((0x55798e5fad60), o)
   Call: (188) [system] o=(\)
   Fail: (188) [system] o=(\)
^  Call: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), _625290)
   Call: (189) [system] peek_char((0x55798e5fad60), _626224)
   Exit: (189) [system] peek_char((0x55798e5fad60), p)
^  Call: (189) [user] is_delimiter(p)
   Call: (190) [system] char_type(p, space)
   Fail: (190) [system] char_type(p, space)
   Call: (190) [system] arg(_630944, v('(', ')', end_of_file), p)
   Fail: (190) [system] arg(_631876, v('(', ')', end_of_file), p)
^  Fail: (189) [user] is_delimiter(p)
   Call: (189) [system] ')'==p
   Fail: (189) [system] ')'==p
   Call: (189) [system] get_char((0x55798e5fad60), p)
   Exit: (189) [system] get_char((0x55798e5fad60), p)
   Call: (189) [system] p=(\)
   Fail: (189) [system] p=(\)
^  Call: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), _639226)
   Call: (190) [system] peek_char((0x55798e5fad60), _640160)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (190) [user] is_delimiter(' ')
   Call: (191) [system] char_type(' ', space)
   Exit: (191) [system] char_type(' ', space)
^  Exit: (190) [user] is_delimiter(' ')
   Call: (190) [system] _639226=[]
   Exit: (190) [system] []=[]
^  Exit: (189) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (189) [system] _625290=[p]
   Exit: (189) [system] [p]=[p]
^  Exit: (188) [user] read_symbolic_cont(')', (0x55798e5fad60), [p])
   Call: (188) [system] _611354=[o, p]
   Exit: (188) [system] [o, p]=[o, p]
^  Exit: (187) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, p])
^  Call: (187) [user] classify_and_convert_charseq(n, [o, p], _577700)
^  Call: (189) [system] setup_call_cleanup('$notrace'(_655058, _655060), once(user:catch(read_from_chars([n, o, p], _577700), _655034, fail)), '$restore_trace'(_655058, _655060))
^  Call: (190) [system] sig_atomic(system:'$notrace'(_655058, _655060))
^  Exit: (189) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([n, o, p], nop), _655034, fail)), system:'$restore_trace'(3, -1))
   Call: (188) [system] atomic(nop)
   Exit: (188) [system] atomic(nop)
^  Exit: (187) [user] classify_and_convert_charseq(n, [o, p], nop)
^  Exit: (186) [user] read_symbolic(')', (0x55798e5fad60), n, nop)
^  Exit: (185) [user] cont_sexpr(')', (0x55798e5fad60), nop)
^  Call: (185) [user] read_list(')', (0x55798e5fad60), _662558)
^  Call: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] peek_char((0x55798e5fad60), _664416)
   Exit: (187) [system] peek_char((0x55798e5fad60), ' ')
   Call: (187) [system] ' '=(;)
   Fail: (187) [system] ' '=(;)
^  Call: (187) [user] is_like_space(' ')
   Call: (188) [system] char_type(' ', 'white')
   Exit: (188) [system] char_type(' ', 'white')
^  Exit: (187) [user] is_like_space(' ')
   Call: (187) [system] get_char((0x55798e5fad60), _672154)
   Exit: (187) [system] get_char((0x55798e5fad60), ' ')
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _674858)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=(;)
   Fail: (188) [system] '('=(;)
^  Call: (188) [user] is_like_space('(')
   Call: (189) [system] char_type('(', 'white')
   Fail: (189) [system] char_type('(', 'white')
   Call: (189) [system] char_type('(', end_of_line)
   Fail: (189) [system] char_type('(', end_of_line)
   Call: (189) [system] char_type('(', space)
   Fail: (189) [system] char_type('(', space)
   Call: (189) [system] char_type('(', cntrl)
   Fail: (189) [system] char_type('(', cntrl)
^  Fail: (188) [user] is_like_space('(')
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
^  Exit: (186) [user] skip_spaces((0x55798e5fad60))
   Call: (186) [system] peek_char((0x55798e5fad60), _689936)
   Exit: (186) [system] peek_char((0x55798e5fad60), '(')
   Call: (186) [system] '('=')'
   Fail: (186) [system] '('=')'
   Call: (186) [system] '('=end_of_file
   Fail: (186) [system] '('=end_of_file
^  Call: (186) [user] cont_sexpr(')', (0x55798e5fad60), _695506)
^  Call: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _697364)
   Exit: (188) [system] peek_char((0x55798e5fad60), '(')
   Call: (188) [system] '('=(;)
   Fail: (188) [system] '('=(;)
^  Call: (188) [user] is_like_space('(')
   Call: (189) [system] char_type('(', 'white')
   Fail: (189) [system] char_type('(', 'white')
   Call: (189) [system] char_type('(', end_of_line)
   Fail: (189) [system] char_type('(', end_of_line)
   Call: (189) [system] char_type('(', space)
   Fail: (189) [system] char_type('(', space)
   Call: (189) [system] char_type('(', cntrl)
   Fail: (189) [system] char_type('(', cntrl)
^  Fail: (188) [user] is_like_space('(')
^  Exit: (187) [user] skip_spaces((0x55798e5fad60))
   Call: (187) [system] get_char((0x55798e5fad60), _711518)
   Exit: (187) [system] get_char((0x55798e5fad60), '(')
   Call: (187) [system] '('='('
   Exit: (187) [system] '('='('
^  Call: (187) [user] read_list(')', (0x55798e5fad60), _695506)
^  Call: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _717088)
   Exit: (189) [system] peek_char((0x55798e5fad60), q)
   Call: (189) [system] q=(;)
   Fail: (189) [system] q=(;)
^  Call: (189) [user] is_like_space(q)
   Call: (190) [system] char_type(q, 'white')
   Fail: (190) [system] char_type(q, 'white')
   Call: (190) [system] char_type(q, end_of_line)
   Fail: (190) [system] char_type(q, end_of_line)
   Call: (190) [system] char_type(q, space)
   Fail: (190) [system] char_type(q, space)
   Call: (190) [system] char_type(q, cntrl)
   Fail: (190) [system] char_type(q, cntrl)
^  Fail: (189) [user] is_like_space(q)
^  Exit: (188) [user] skip_spaces((0x55798e5fad60))
   Call: (188) [system] peek_char((0x55798e5fad60), _731242)
   Exit: (188) [system] peek_char((0x55798e5fad60), q)
   Call: (188) [system] q=')'
   Fail: (188) [system] q=')'
   Call: (188) [system] q=end_of_file
   Fail: (188) [system] q=end_of_file
^  Call: (188) [user] cont_sexpr(')', (0x55798e5fad60), _736812)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _738670)
   Exit: (190) [system] peek_char((0x55798e5fad60), q)
   Call: (190) [system] q=(;)
   Fail: (190) [system] q=(;)
^  Call: (190) [user] is_like_space(q)
   Call: (191) [system] char_type(q, 'white')
   Fail: (191) [system] char_type(q, 'white')
   Call: (191) [system] char_type(q, end_of_line)
   Fail: (191) [system] char_type(q, end_of_line)
   Call: (191) [system] char_type(q, space)
   Fail: (191) [system] char_type(q, space)
   Call: (191) [system] char_type(q, cntrl)
   Fail: (191) [system] char_type(q, cntrl)
^  Fail: (190) [user] is_like_space(q)
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] get_char((0x55798e5fad60), _752824)
   Exit: (189) [system] get_char((0x55798e5fad60), q)
   Call: (189) [system] q='('
   Fail: (189) [system] q='('
   Call: (189) [system] q='['
   Fail: (189) [system] q='['
   Call: (189) [system] q='{'
   Fail: (189) [system] q='{'
   Call: (189) [system] q='"'
   Fail: (189) [system] q='"'
   Call: (189) [system] q=!
   Fail: (189) [system] q=!
   Call: (189) [system] q='\''
   Fail: (189) [system] q='\''
   Call: (189) [system] q='`'
   Fail: (189) [system] q='`'
   Call: (189) [system] q=end_of_file
   Fail: (189) [system] q=end_of_file
^  Call: (189) [user] read_symbolic(')', (0x55798e5fad60), q, _736812)
^  Call: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), _770466)
   Call: (191) [system] peek_char((0x55798e5fad60), _771400)
   Exit: (191) [system] peek_char((0x55798e5fad60), u)
^  Call: (191) [user] is_delimiter(u)
   Call: (192) [system] char_type(u, space)
   Fail: (192) [system] char_type(u, space)
   Call: (192) [system] arg(_776120, v('(', ')', end_of_file), u)
   Fail: (192) [system] arg(_777052, v('(', ')', end_of_file), u)
^  Fail: (191) [user] is_delimiter(u)
   Call: (191) [system] ')'==u
   Fail: (191) [system] ')'==u
   Call: (191) [system] get_char((0x55798e5fad60), u)
   Exit: (191) [system] get_char((0x55798e5fad60), u)
   Call: (191) [system] u=(\)
   Fail: (191) [system] u=(\)
^  Call: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), _784402)
   Call: (192) [system] peek_char((0x55798e5fad60), _785336)
   Exit: (192) [system] peek_char((0x55798e5fad60), o)
^  Call: (192) [user] is_delimiter(o)
   Call: (193) [system] char_type(o, space)
   Fail: (193) [system] char_type(o, space)
   Call: (193) [system] arg(_790056, v('(', ')', end_of_file), o)
   Fail: (193) [system] arg(_790988, v('(', ')', end_of_file), o)
^  Fail: (192) [user] is_delimiter(o)
   Call: (192) [system] ')'==o
   Fail: (192) [system] ')'==o
   Call: (192) [system] get_char((0x55798e5fad60), o)
   Exit: (192) [system] get_char((0x55798e5fad60), o)
   Call: (192) [system] o=(\)
   Fail: (192) [system] o=(\)
^  Call: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), _798338)
   Call: (193) [system] peek_char((0x55798e5fad60), _799272)
   Exit: (193) [system] peek_char((0x55798e5fad60), t)
^  Call: (193) [user] is_delimiter(t)
   Call: (194) [system] char_type(t, space)
   Fail: (194) [system] char_type(t, space)
   Call: (194) [system] arg(_803992, v('(', ')', end_of_file), t)
   Fail: (194) [system] arg(_804924, v('(', ')', end_of_file), t)
^  Fail: (193) [user] is_delimiter(t)
   Call: (193) [system] ')'==t
   Fail: (193) [system] ')'==t
   Call: (193) [system] get_char((0x55798e5fad60), t)
   Exit: (193) [system] get_char((0x55798e5fad60), t)
   Call: (193) [system] t=(\)
   Fail: (193) [system] t=(\)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _812274)
   Call: (194) [system] peek_char((0x55798e5fad60), _813208)
   Exit: (194) [system] peek_char((0x55798e5fad60), e)
^  Call: (194) [user] is_delimiter(e)
   Call: (195) [system] char_type(e, space)
   Fail: (195) [system] char_type(e, space)
   Call: (195) [system] arg(_817928, v('(', ')', end_of_file), e)
   Fail: (195) [system] arg(_818860, v('(', ')', end_of_file), e)
^  Fail: (194) [user] is_delimiter(e)
   Call: (194) [system] ')'==e
   Fail: (194) [system] ')'==e
   Call: (194) [system] get_char((0x55798e5fad60), e)
   Exit: (194) [system] get_char((0x55798e5fad60), e)
   Call: (194) [system] e=(\)
   Fail: (194) [system] e=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _826210)
   Call: (195) [system] peek_char((0x55798e5fad60), _827144)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (195) [user] is_delimiter(' ')
   Call: (196) [system] char_type(' ', space)
   Exit: (196) [system] char_type(' ', space)
^  Exit: (195) [user] is_delimiter(' ')
   Call: (195) [system] _826210=[]
   Exit: (195) [system] []=[]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (194) [system] _812274=[e]
   Exit: (194) [system] [e]=[e]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (193) [system] _798338=[t, e]
   Exit: (193) [system] [t, e]=[t, e]
^  Exit: (192) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, e])
   Call: (192) [system] _784402=[o, t, e]
   Exit: (192) [system] [o, t, e]=[o, t, e]
^  Exit: (191) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, t, e])
   Call: (191) [system] _770466=[u, o, t, e]
   Exit: (191) [system] [u, o, t, e]=[u, o, t, e]
^  Exit: (190) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, o, t, e])
^  Call: (190) [user] classify_and_convert_charseq(q, [u, o, t, e], _736812)
^  Call: (192) [system] setup_call_cleanup('$notrace'(_847630, _847632), once(user:catch(read_from_chars([q, u, o, t, e], _736812), _847606, fail)), '$restore_trace'(_847630, _847632))
^  Call: (193) [system] sig_atomic(system:'$notrace'(_847630, _847632))
^  Exit: (192) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([q, u, o, t, e], quote), _847606, fail)), system:'$restore_trace'(3, -1))
   Call: (191) [system] atomic(quote)
   Exit: (191) [system] atomic(quote)
^  Exit: (190) [user] classify_and_convert_charseq(q, [u, o, t, e], quote)
^  Exit: (189) [user] read_symbolic(')', (0x55798e5fad60), q, quote)
^  Exit: (188) [user] cont_sexpr(')', (0x55798e5fad60), quote)
^  Call: (188) [user] read_list(')', (0x55798e5fad60), _855130)
^  Call: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] peek_char((0x55798e5fad60), _856988)
   Exit: (190) [system] peek_char((0x55798e5fad60), ' ')
   Call: (190) [system] ' '=(;)
   Fail: (190) [system] ' '=(;)
^  Call: (190) [user] is_like_space(' ')
   Call: (191) [system] char_type(' ', 'white')
   Exit: (191) [system] char_type(' ', 'white')
^  Exit: (190) [user] is_like_space(' ')
   Call: (190) [system] get_char((0x55798e5fad60), _864726)
   Exit: (190) [system] get_char((0x55798e5fad60), ' ')
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _867430)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
^  Exit: (189) [user] skip_spaces((0x55798e5fad60))
   Call: (189) [system] peek_char((0x55798e5fad60), _882508)
   Exit: (189) [system] peek_char((0x55798e5fad60), '(')
   Call: (189) [system] '('=')'
   Fail: (189) [system] '('=')'
   Call: (189) [system] '('=end_of_file
   Fail: (189) [system] '('=end_of_file
^  Call: (189) [user] cont_sexpr(')', (0x55798e5fad60), _888078)
^  Call: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _889936)
   Exit: (191) [system] peek_char((0x55798e5fad60), '(')
   Call: (191) [system] '('=(;)
   Fail: (191) [system] '('=(;)
^  Call: (191) [user] is_like_space('(')
   Call: (192) [system] char_type('(', 'white')
   Fail: (192) [system] char_type('(', 'white')
   Call: (192) [system] char_type('(', end_of_line)
   Fail: (192) [system] char_type('(', end_of_line)
   Call: (192) [system] char_type('(', space)
   Fail: (192) [system] char_type('(', space)
   Call: (192) [system] char_type('(', cntrl)
   Fail: (192) [system] char_type('(', cntrl)
^  Fail: (191) [user] is_like_space('(')
^  Exit: (190) [user] skip_spaces((0x55798e5fad60))
   Call: (190) [system] get_char((0x55798e5fad60), _904090)
   Exit: (190) [system] get_char((0x55798e5fad60), '(')
   Call: (190) [system] '('='('
   Exit: (190) [system] '('='('
^  Call: (190) [user] read_list(')', (0x55798e5fad60), _888078)
^  Call: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _909660)
   Exit: (192) [system] peek_char((0x55798e5fad60), a)
   Call: (192) [system] a=(;)
   Fail: (192) [system] a=(;)
^  Call: (192) [user] is_like_space(a)
   Call: (193) [system] char_type(a, 'white')
   Fail: (193) [system] char_type(a, 'white')
   Call: (193) [system] char_type(a, end_of_line)
   Fail: (193) [system] char_type(a, end_of_line)
   Call: (193) [system] char_type(a, space)
   Fail: (193) [system] char_type(a, space)
   Call: (193) [system] char_type(a, cntrl)
   Fail: (193) [system] char_type(a, cntrl)
^  Fail: (192) [user] is_like_space(a)
^  Exit: (191) [user] skip_spaces((0x55798e5fad60))
   Call: (191) [system] peek_char((0x55798e5fad60), _923814)
   Exit: (191) [system] peek_char((0x55798e5fad60), a)
   Call: (191) [system] a=')'
   Fail: (191) [system] a=')'
   Call: (191) [system] a=end_of_file
   Fail: (191) [system] a=end_of_file
^  Call: (191) [user] cont_sexpr(')', (0x55798e5fad60), _929384)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _931242)
   Exit: (193) [system] peek_char((0x55798e5fad60), a)
   Call: (193) [system] a=(;)
   Fail: (193) [system] a=(;)
^  Call: (193) [user] is_like_space(a)
   Call: (194) [system] char_type(a, 'white')
   Fail: (194) [system] char_type(a, 'white')
   Call: (194) [system] char_type(a, end_of_line)
   Fail: (194) [system] char_type(a, end_of_line)
   Call: (194) [system] char_type(a, space)
   Fail: (194) [system] char_type(a, space)
   Call: (194) [system] char_type(a, cntrl)
   Fail: (194) [system] char_type(a, cntrl)
^  Fail: (193) [user] is_like_space(a)
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] get_char((0x55798e5fad60), _945396)
   Exit: (192) [system] get_char((0x55798e5fad60), a)
   Call: (192) [system] a='('
   Fail: (192) [system] a='('
   Call: (192) [system] a='['
   Fail: (192) [system] a='['
   Call: (192) [system] a='{'
   Fail: (192) [system] a='{'
   Call: (192) [system] a='"'
   Fail: (192) [system] a='"'
   Call: (192) [system] a=!
   Fail: (192) [system] a=!
   Call: (192) [system] a='\''
   Fail: (192) [system] a='\''
   Call: (192) [system] a='`'
   Fail: (192) [system] a='`'
   Call: (192) [system] a=end_of_file
   Fail: (192) [system] a=end_of_file
^  Call: (192) [user] read_symbolic(')', (0x55798e5fad60), a, _929384)
^  Call: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), _963038)
   Call: (194) [system] peek_char((0x55798e5fad60), _963972)
   Exit: (194) [system] peek_char((0x55798e5fad60), s)
^  Call: (194) [user] is_delimiter(s)
   Call: (195) [system] char_type(s, space)
   Fail: (195) [system] char_type(s, space)
   Call: (195) [system] arg(_968692, v('(', ')', end_of_file), s)
   Fail: (195) [system] arg(_969624, v('(', ')', end_of_file), s)
^  Fail: (194) [user] is_delimiter(s)
   Call: (194) [system] ')'==s
   Fail: (194) [system] ')'==s
   Call: (194) [system] get_char((0x55798e5fad60), s)
   Exit: (194) [system] get_char((0x55798e5fad60), s)
   Call: (194) [system] s=(\)
   Fail: (194) [system] s=(\)
^  Call: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), _976974)
   Call: (195) [system] peek_char((0x55798e5fad60), _977908)
   Exit: (195) [system] peek_char((0x55798e5fad60), s)
^  Call: (195) [user] is_delimiter(s)
   Call: (196) [system] char_type(s, space)
   Fail: (196) [system] char_type(s, space)
   Call: (196) [system] arg(_982628, v('(', ')', end_of_file), s)
   Fail: (196) [system] arg(_983560, v('(', ')', end_of_file), s)
^  Fail: (195) [user] is_delimiter(s)
   Call: (195) [system] ')'==s
   Fail: (195) [system] ')'==s
   Call: (195) [system] get_char((0x55798e5fad60), s)
   Exit: (195) [system] get_char((0x55798e5fad60), s)
   Call: (195) [system] s=(\)
   Fail: (195) [system] s=(\)
^  Call: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), _990910)
   Call: (196) [system] peek_char((0x55798e5fad60), _991844)
   Exit: (196) [system] peek_char((0x55798e5fad60), e)
^  Call: (196) [user] is_delimiter(e)
   Call: (197) [system] char_type(e, space)
   Fail: (197) [system] char_type(e, space)
   Call: (197) [system] arg(_996564, v('(', ')', end_of_file), e)
   Fail: (197) [system] arg(_997496, v('(', ')', end_of_file), e)
^  Fail: (196) [user] is_delimiter(e)
   Call: (196) [system] ')'==e
   Fail: (196) [system] ')'==e
   Call: (196) [system] get_char((0x55798e5fad60), e)
   Exit: (196) [system] get_char((0x55798e5fad60), e)
   Call: (196) [system] e=(\)
   Fail: (196) [system] e=(\)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1004846)
   Call: (197) [system] peek_char((0x55798e5fad60), _1005780)
   Exit: (197) [system] peek_char((0x55798e5fad60), r)
^  Call: (197) [user] is_delimiter(r)
   Call: (198) [system] char_type(r, space)
   Fail: (198) [system] char_type(r, space)
   Call: (198) [system] arg(_1010500, v('(', ')', end_of_file), r)
   Fail: (198) [system] arg(_1011432, v('(', ')', end_of_file), r)
^  Fail: (197) [user] is_delimiter(r)
   Call: (197) [system] ')'==r
   Fail: (197) [system] ')'==r
   Call: (197) [system] get_char((0x55798e5fad60), r)
   Exit: (197) [system] get_char((0x55798e5fad60), r)
   Call: (197) [system] r=(\)
   Fail: (197) [system] r=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1018782)
   Call: (198) [system] peek_char((0x55798e5fad60), _1019716)
   Exit: (198) [system] peek_char((0x55798e5fad60), t)
^  Call: (198) [user] is_delimiter(t)
   Call: (199) [system] char_type(t, space)
   Fail: (199) [system] char_type(t, space)
   Call: (199) [system] arg(_1024436, v('(', ')', end_of_file), t)
   Fail: (199) [system] arg(_1025368, v('(', ')', end_of_file), t)
^  Fail: (198) [user] is_delimiter(t)
   Call: (198) [system] ')'==t
   Fail: (198) [system] ')'==t
   Call: (198) [system] get_char((0x55798e5fad60), t)
   Exit: (198) [system] get_char((0x55798e5fad60), t)
   Call: (198) [system] t=(\)
   Fail: (198) [system] t=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1032718)
   Call: (199) [system] peek_char((0x55798e5fad60), _1033652)
   Exit: (199) [system] peek_char((0x55798e5fad60), 'E')
^  Call: (199) [user] is_delimiter('E')
   Call: (200) [system] char_type('E', space)
   Fail: (200) [system] char_type('E', space)
   Call: (200) [system] arg(_1038372, v('(', ')', end_of_file), 'E')
   Fail: (200) [system] arg(_1039304, v('(', ')', end_of_file), 'E')
^  Fail: (199) [user] is_delimiter('E')
   Call: (199) [system] ')'=='E'
   Fail: (199) [system] ')'=='E'
   Call: (199) [system] get_char((0x55798e5fad60), 'E')
   Exit: (199) [system] get_char((0x55798e5fad60), 'E')
   Call: (199) [system] 'E'=(\)
   Fail: (199) [system] 'E'=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1046654)
   Call: (200) [system] peek_char((0x55798e5fad60), _1047588)
   Exit: (200) [system] peek_char((0x55798e5fad60), q)
^  Call: (200) [user] is_delimiter(q)
   Call: (201) [system] char_type(q, space)
   Fail: (201) [system] char_type(q, space)
   Call: (201) [system] arg(_1052308, v('(', ')', end_of_file), q)
   Fail: (201) [system] arg(_1053240, v('(', ')', end_of_file), q)
^  Fail: (200) [user] is_delimiter(q)
   Call: (200) [system] ')'==q
   Fail: (200) [system] ')'==q
   Call: (200) [system] get_char((0x55798e5fad60), q)
   Exit: (200) [system] get_char((0x55798e5fad60), q)
   Call: (200) [system] q=(\)
   Fail: (200) [system] q=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1060590)
   Call: (201) [system] peek_char((0x55798e5fad60), _1061524)
   Exit: (201) [system] peek_char((0x55798e5fad60), u)
^  Call: (201) [user] is_delimiter(u)
   Call: (202) [system] char_type(u, space)
   Fail: (202) [system] char_type(u, space)
   Call: (202) [system] arg(_1066244, v('(', ')', end_of_file), u)
   Fail: (202) [system] arg(_1067176, v('(', ')', end_of_file), u)
^  Fail: (201) [user] is_delimiter(u)
   Call: (201) [system] ')'==u
   Fail: (201) [system] ')'==u
   Call: (201) [system] get_char((0x55798e5fad60), u)
   Exit: (201) [system] get_char((0x55798e5fad60), u)
   Call: (201) [system] u=(\)
   Fail: (201) [system] u=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1074526)
   Call: (202) [system] peek_char((0x55798e5fad60), _1075460)
   Exit: (202) [system] peek_char((0x55798e5fad60), a)
^  Call: (202) [user] is_delimiter(a)
   Call: (203) [system] char_type(a, space)
   Fail: (203) [system] char_type(a, space)
   Call: (203) [system] arg(_1080180, v('(', ')', end_of_file), a)
   Fail: (203) [system] arg(_1081112, v('(', ')', end_of_file), a)
^  Fail: (202) [user] is_delimiter(a)
   Call: (202) [system] ')'==a
   Fail: (202) [system] ')'==a
   Call: (202) [system] get_char((0x55798e5fad60), a)
   Exit: (202) [system] get_char((0x55798e5fad60), a)
   Call: (202) [system] a=(\)
   Fail: (202) [system] a=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1088462)
   Call: (203) [system] peek_char((0x55798e5fad60), _1089396)
   Exit: (203) [system] peek_char((0x55798e5fad60), l)
^  Call: (203) [user] is_delimiter(l)
   Call: (204) [system] char_type(l, space)
   Fail: (204) [system] char_type(l, space)
   Call: (204) [system] arg(_1094116, v('(', ')', end_of_file), l)
   Fail: (204) [system] arg(_1095048, v('(', ')', end_of_file), l)
^  Fail: (203) [user] is_delimiter(l)
   Call: (203) [system] ')'==l
   Fail: (203) [system] ')'==l
   Call: (203) [system] get_char((0x55798e5fad60), l)
   Exit: (203) [system] get_char((0x55798e5fad60), l)
   Call: (203) [system] l=(\)
   Fail: (203) [system] l=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1102398)
   Call: (204) [system] peek_char((0x55798e5fad60), _1103332)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'T')
^  Call: (204) [user] is_delimiter('T')
   Call: (205) [system] char_type('T', space)
   Fail: (205) [system] char_type('T', space)
   Call: (205) [system] arg(_1108052, v('(', ')', end_of_file), 'T')
   Fail: (205) [system] arg(_1108984, v('(', ')', end_of_file), 'T')
^  Fail: (204) [user] is_delimiter('T')
   Call: (204) [system] ')'=='T'
   Fail: (204) [system] ')'=='T'
   Call: (204) [system] get_char((0x55798e5fad60), 'T')
   Exit: (204) [system] get_char((0x55798e5fad60), 'T')
   Call: (204) [system] 'T'=(\)
   Fail: (204) [system] 'T'=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1116334)
   Call: (205) [system] peek_char((0x55798e5fad60), _1117268)
   Exit: (205) [system] peek_char((0x55798e5fad60), o)
^  Call: (205) [user] is_delimiter(o)
   Call: (206) [system] char_type(o, space)
   Fail: (206) [system] char_type(o, space)
   Call: (206) [system] arg(_1121988, v('(', ')', end_of_file), o)
   Fail: (206) [system] arg(_1122920, v('(', ')', end_of_file), o)
^  Fail: (205) [user] is_delimiter(o)
   Call: (205) [system] ')'==o
   Fail: (205) [system] ')'==o
   Call: (205) [system] get_char((0x55798e5fad60), o)
   Exit: (205) [system] get_char((0x55798e5fad60), o)
   Call: (205) [system] o=(\)
   Fail: (205) [system] o=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1130270)
   Call: (206) [system] peek_char((0x55798e5fad60), _1131204)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'R')
^  Call: (206) [user] is_delimiter('R')
   Call: (207) [system] char_type('R', space)
   Fail: (207) [system] char_type('R', space)
   Call: (207) [system] arg(_1135924, v('(', ')', end_of_file), 'R')
   Fail: (207) [system] arg(_1136856, v('(', ')', end_of_file), 'R')
^  Fail: (206) [user] is_delimiter('R')
   Call: (206) [system] ')'=='R'
   Fail: (206) [system] ')'=='R'
   Call: (206) [system] get_char((0x55798e5fad60), 'R')
   Exit: (206) [system] get_char((0x55798e5fad60), 'R')
   Call: (206) [system] 'R'=(\)
   Fail: (206) [system] 'R'=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1144206)
   Call: (207) [system] peek_char((0x55798e5fad60), _1145140)
   Exit: (207) [system] peek_char((0x55798e5fad60), e)
^  Call: (207) [user] is_delimiter(e)
   Call: (208) [system] char_type(e, space)
   Fail: (208) [system] char_type(e, space)
   Call: (208) [system] arg(_1149860, v('(', ')', end_of_file), e)
   Fail: (208) [system] arg(_1150792, v('(', ')', end_of_file), e)
^  Fail: (207) [user] is_delimiter(e)
   Call: (207) [system] ')'==e
   Fail: (207) [system] ')'==e
   Call: (207) [system] get_char((0x55798e5fad60), e)
   Exit: (207) [system] get_char((0x55798e5fad60), e)
   Call: (207) [system] e=(\)
   Fail: (207) [system] e=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1158142)
   Call: (208) [system] peek_char((0x55798e5fad60), _1159076)
   Exit: (208) [system] peek_char((0x55798e5fad60), s)
^  Call: (208) [user] is_delimiter(s)
   Call: (209) [system] char_type(s, space)
   Fail: (209) [system] char_type(s, space)
   Call: (209) [system] arg(_1163796, v('(', ')', end_of_file), s)
   Fail: (209) [system] arg(_1164728, v('(', ')', end_of_file), s)
^  Fail: (208) [user] is_delimiter(s)
   Call: (208) [system] ')'==s
   Fail: (208) [system] ')'==s
   Call: (208) [system] get_char((0x55798e5fad60), s)
   Exit: (208) [system] get_char((0x55798e5fad60), s)
   Call: (208) [system] s=(\)
   Fail: (208) [system] s=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1172078)
   Call: (209) [system] peek_char((0x55798e5fad60), _1173012)
   Exit: (209) [system] peek_char((0x55798e5fad60), u)
^  Call: (209) [user] is_delimiter(u)
   Call: (210) [system] char_type(u, space)
   Fail: (210) [system] char_type(u, space)
   Call: (210) [system] arg(_1177732, v('(', ')', end_of_file), u)
   Fail: (210) [system] arg(_1178664, v('(', ')', end_of_file), u)
^  Fail: (209) [user] is_delimiter(u)
   Call: (209) [system] ')'==u
   Fail: (209) [system] ')'==u
   Call: (209) [system] get_char((0x55798e5fad60), u)
   Exit: (209) [system] get_char((0x55798e5fad60), u)
   Call: (209) [system] u=(\)
   Fail: (209) [system] u=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1186014)
   Call: (210) [system] peek_char((0x55798e5fad60), _1186948)
   Exit: (210) [system] peek_char((0x55798e5fad60), l)
^  Call: (210) [user] is_delimiter(l)
   Call: (211) [system] char_type(l, space)
   Fail: (211) [system] char_type(l, space)
   Call: (211) [system] arg(_1191668, v('(', ')', end_of_file), l)
   Fail: (211) [system] arg(_1192600, v('(', ')', end_of_file), l)
^  Fail: (210) [user] is_delimiter(l)
   Call: (210) [system] ')'==l
   Fail: (210) [system] ')'==l
   Call: (210) [system] get_char((0x55798e5fad60), l)
   Exit: (210) [system] get_char((0x55798e5fad60), l)
   Call: (210) [system] l=(\)
   Fail: (210) [system] l=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1199950)
   Call: (211) [system] peek_char((0x55798e5fad60), _1200884)
   Exit: (211) [system] peek_char((0x55798e5fad60), t)
^  Call: (211) [user] is_delimiter(t)
   Call: (212) [system] char_type(t, space)
   Fail: (212) [system] char_type(t, space)
   Call: (212) [system] arg(_1205604, v('(', ')', end_of_file), t)
   Fail: (212) [system] arg(_1206536, v('(', ')', end_of_file), t)
^  Fail: (211) [user] is_delimiter(t)
   Call: (211) [system] ')'==t
   Fail: (211) [system] ')'==t
   Call: (211) [system] get_char((0x55798e5fad60), t)
   Exit: (211) [system] get_char((0x55798e5fad60), t)
   Call: (211) [system] t=(\)
   Fail: (211) [system] t=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1213886)
   Call: (212) [system] peek_char((0x55798e5fad60), _1214820)
   Exit: (212) [system] peek_char((0x55798e5fad60), '\n')
^  Call: (212) [user] is_delimiter('\n')
   Call: (213) [system] char_type('\n', space)
   Exit: (213) [system] char_type('\n', space)
^  Exit: (212) [user] is_delimiter('\n')
   Call: (212) [system] _1213886=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _1199950=[t]
   Exit: (211) [system] [t]=[t]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [t])
   Call: (210) [system] _1186014=[l, t]
   Exit: (210) [system] [l, t]=[l, t]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, t])
   Call: (209) [system] _1172078=[u, l, t]
   Exit: (209) [system] [u, l, t]=[u, l, t]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, l, t])
   Call: (208) [system] _1158142=[s, u, l, t]
   Exit: (208) [system] [s, u, l, t]=[s, u, l, t]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, u, l, t])
   Call: (207) [system] _1144206=[e, s, u, l, t]
   Exit: (207) [system] [e, s, u, l, t]=[e, s, u, l, t]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, u, l, t])
   Call: (206) [system] _1130270=['R', e, s, u, l, t]
   Exit: (206) [system] ['R', e, s, u, l, t]=['R', e, s, u, l, t]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), ['R', e, s, u, l, t])
   Call: (205) [system] _1116334=[o, 'R', e, s, u, l, t]
   Exit: (205) [system] [o, 'R', e, s, u, l, t]=[o, 'R', e, s, u, l, t]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, 'R', e, s, u, l, t])
   Call: (204) [system] _1102398=['T', o, 'R', e, s, u, l, t]
   Exit: (204) [system] ['T', o, 'R', e, s, u, l, t]=['T', o, 'R', e, s, u, l, t]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), ['T', o, 'R', e, s, u, l, t])
   Call: (203) [system] _1088462=[l, 'T', o, 'R', e, s, u, l, t]
   Exit: (203) [system] [l, 'T', o, 'R', e, s, u, l, t]=[l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, 'T', o, 'R', e, s, u, l, t])
   Call: (202) [system] _1074526=[a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (202) [system] [a, l, 'T', o, 'R', e, s, u, l, t]=[a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (201) [system] _1060590=[u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (201) [system] [u, a, l, 'T', o, 'R', e, s, u, l, t]=[u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (200) [system] _1046654=[q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (200) [system] [q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (199) [system] _1032718=['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (199) [system] ['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), ['E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (198) [system] _1018782=[t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (198) [system] [t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (197) [system] _1004846=[r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (197) [system] [r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (196) [system] _990910=[e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (196) [system] [e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (195) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (195) [system] _976974=[s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (195) [system] [s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (194) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
   Call: (194) [system] _963038=[s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
   Exit: (194) [system] [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]=[s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t]
^  Exit: (193) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t])
^  Call: (193) [user] classify_and_convert_charseq(a, [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _929384)
^  Call: (195) [system] setup_call_cleanup('$notrace'(_1274422, _1274424), once(user:catch(read_from_chars([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], _929384), _1274398, fail)), '$restore_trace'(_1274422, _1274424))
^  Call: (196) [system] sig_atomic(system:'$notrace'(_1274422, _1274424))
^  Exit: (195) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult), _1274398, fail)), system:'$restore_trace'(3, -1))
   Call: (194) [system] atomic(assertEqualToResult)
   Exit: (194) [system] atomic(assertEqualToResult)
^  Exit: (193) [user] classify_and_convert_charseq(a, [s, s, e, r, t, 'E', q, u, a, l, 'T', o, 'R', e, s, u, l, t], assertEqualToResult)
^  Exit: (192) [user] read_symbolic(')', (0x55798e5fad60), a, assertEqualToResult)
^  Exit: (191) [user] cont_sexpr(')', (0x55798e5fad60), assertEqualToResult)
^  Call: (191) [user] read_list(')', (0x55798e5fad60), _1281922)
^  Call: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _1283780)
   Exit: (193) [system] peek_char((0x55798e5fad60), '\n')
   Call: (193) [system] '\n'=(;)
   Fail: (193) [system] '\n'=(;)
^  Call: (193) [user] is_like_space('\n')
   Call: (194) [system] char_type('\n', 'white')
   Fail: (194) [system] char_type('\n', 'white')
   Call: (194) [system] char_type('\n', end_of_line)
   Exit: (194) [system] char_type('\n', end_of_line)
^  Exit: (193) [user] is_like_space('\n')
   Call: (193) [system] get_char((0x55798e5fad60), _1293374)
   Exit: (193) [system] get_char((0x55798e5fad60), '\n')
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1296078)
   Exit: (194) [system] peek_char((0x55798e5fad60), ' ')
   Call: (194) [system] ' '=(;)
   Fail: (194) [system] ' '=(;)
^  Call: (194) [user] is_like_space(' ')
   Call: (195) [system] char_type(' ', 'white')
   Exit: (195) [system] char_type(' ', 'white')
^  Exit: (194) [user] is_like_space(' ')
   Call: (194) [system] get_char((0x55798e5fad60), _1303816)
   Exit: (194) [system] get_char((0x55798e5fad60), ' ')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1306520)
   Exit: (195) [system] peek_char((0x55798e5fad60), ' ')
   Call: (195) [system] ' '=(;)
   Fail: (195) [system] ' '=(;)
^  Call: (195) [user] is_like_space(' ')
   Call: (196) [system] char_type(' ', 'white')
   Exit: (196) [system] char_type(' ', 'white')
^  Exit: (195) [user] is_like_space(' ')
   Call: (195) [system] get_char((0x55798e5fad60), _1314258)
   Exit: (195) [system] get_char((0x55798e5fad60), ' ')
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1316962)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
^  Exit: (192) [user] skip_spaces((0x55798e5fad60))
   Call: (192) [system] peek_char((0x55798e5fad60), _1333888)
   Exit: (192) [system] peek_char((0x55798e5fad60), '(')
   Call: (192) [system] '('=')'
   Fail: (192) [system] '('=')'
   Call: (192) [system] '('=end_of_file
   Fail: (192) [system] '('=end_of_file
^  Call: (192) [user] cont_sexpr(')', (0x55798e5fad60), _1339458)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1341316)
   Exit: (194) [system] peek_char((0x55798e5fad60), '(')
   Call: (194) [system] '('=(;)
   Fail: (194) [system] '('=(;)
^  Call: (194) [user] is_like_space('(')
   Call: (195) [system] char_type('(', 'white')
   Fail: (195) [system] char_type('(', 'white')
   Call: (195) [system] char_type('(', end_of_line)
   Fail: (195) [system] char_type('(', end_of_line)
   Call: (195) [system] char_type('(', space)
   Fail: (195) [system] char_type('(', space)
   Call: (195) [system] char_type('(', cntrl)
   Fail: (195) [system] char_type('(', cntrl)
^  Fail: (194) [user] is_like_space('(')
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] get_char((0x55798e5fad60), _1355470)
   Exit: (193) [system] get_char((0x55798e5fad60), '(')
   Call: (193) [system] '('='('
   Exit: (193) [system] '('='('
^  Call: (193) [user] read_list(')', (0x55798e5fad60), _1339458)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1361040)
   Exit: (195) [system] peek_char((0x55798e5fad60), s)
   Call: (195) [system] s=(;)
   Fail: (195) [system] s=(;)
^  Call: (195) [user] is_like_space(s)
   Call: (196) [system] char_type(s, 'white')
   Fail: (196) [system] char_type(s, 'white')
   Call: (196) [system] char_type(s, end_of_line)
   Fail: (196) [system] char_type(s, end_of_line)
   Call: (196) [system] char_type(s, space)
   Fail: (196) [system] char_type(s, space)
   Call: (196) [system] char_type(s, cntrl)
   Fail: (196) [system] char_type(s, cntrl)
^  Fail: (195) [user] is_like_space(s)
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _1375194)
   Exit: (194) [system] peek_char((0x55798e5fad60), s)
   Call: (194) [system] s=')'
   Fail: (194) [system] s=')'
   Call: (194) [system] s=end_of_file
   Fail: (194) [system] s=end_of_file
^  Call: (194) [user] cont_sexpr(')', (0x55798e5fad60), _1380764)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1382622)
   Exit: (196) [system] peek_char((0x55798e5fad60), s)
   Call: (196) [system] s=(;)
   Fail: (196) [system] s=(;)
^  Call: (196) [user] is_like_space(s)
   Call: (197) [system] char_type(s, 'white')
   Fail: (197) [system] char_type(s, 'white')
   Call: (197) [system] char_type(s, end_of_line)
   Fail: (197) [system] char_type(s, end_of_line)
   Call: (197) [system] char_type(s, space)
   Fail: (197) [system] char_type(s, space)
   Call: (197) [system] char_type(s, cntrl)
   Fail: (197) [system] char_type(s, cntrl)
^  Fail: (196) [user] is_like_space(s)
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] get_char((0x55798e5fad60), _1396776)
   Exit: (195) [system] get_char((0x55798e5fad60), s)
   Call: (195) [system] s='('
   Fail: (195) [system] s='('
   Call: (195) [system] s='['
   Fail: (195) [system] s='['
   Call: (195) [system] s='{'
   Fail: (195) [system] s='{'
   Call: (195) [system] s='"'
   Fail: (195) [system] s='"'
   Call: (195) [system] s=!
   Fail: (195) [system] s=!
   Call: (195) [system] s='\''
   Fail: (195) [system] s='\''
   Call: (195) [system] s='`'
   Fail: (195) [system] s='`'
   Call: (195) [system] s=end_of_file
   Fail: (195) [system] s=end_of_file
^  Call: (195) [user] read_symbolic(')', (0x55798e5fad60), s, _1380764)
^  Call: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), _1414418)
   Call: (197) [system] peek_char((0x55798e5fad60), _1415352)
   Exit: (197) [system] peek_char((0x55798e5fad60), y)
^  Call: (197) [user] is_delimiter(y)
   Call: (198) [system] char_type(y, space)
   Fail: (198) [system] char_type(y, space)
   Call: (198) [system] arg(_1420072, v('(', ')', end_of_file), y)
   Fail: (198) [system] arg(_1421004, v('(', ')', end_of_file), y)
^  Fail: (197) [user] is_delimiter(y)
   Call: (197) [system] ')'==y
   Fail: (197) [system] ')'==y
   Call: (197) [system] get_char((0x55798e5fad60), y)
   Exit: (197) [system] get_char((0x55798e5fad60), y)
   Call: (197) [system] y=(\)
   Fail: (197) [system] y=(\)
^  Call: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), _1428354)
   Call: (198) [system] peek_char((0x55798e5fad60), _1429288)
   Exit: (198) [system] peek_char((0x55798e5fad60), n)
^  Call: (198) [user] is_delimiter(n)
   Call: (199) [system] char_type(n, space)
   Fail: (199) [system] char_type(n, space)
   Call: (199) [system] arg(_1434008, v('(', ')', end_of_file), n)
   Fail: (199) [system] arg(_1434940, v('(', ')', end_of_file), n)
^  Fail: (198) [user] is_delimiter(n)
   Call: (198) [system] ')'==n
   Fail: (198) [system] ')'==n
   Call: (198) [system] get_char((0x55798e5fad60), n)
   Exit: (198) [system] get_char((0x55798e5fad60), n)
   Call: (198) [system] n=(\)
   Fail: (198) [system] n=(\)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _1442290)
   Call: (199) [system] peek_char((0x55798e5fad60), _1443224)
   Exit: (199) [system] peek_char((0x55798e5fad60), t)
^  Call: (199) [user] is_delimiter(t)
   Call: (200) [system] char_type(t, space)
   Fail: (200) [system] char_type(t, space)
   Call: (200) [system] arg(_1447944, v('(', ')', end_of_file), t)
   Fail: (200) [system] arg(_1448876, v('(', ')', end_of_file), t)
^  Fail: (199) [user] is_delimiter(t)
   Call: (199) [system] ')'==t
   Fail: (199) [system] ')'==t
   Call: (199) [system] get_char((0x55798e5fad60), t)
   Exit: (199) [system] get_char((0x55798e5fad60), t)
   Call: (199) [system] t=(\)
   Fail: (199) [system] t=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1456226)
   Call: (200) [system] peek_char((0x55798e5fad60), _1457160)
   Exit: (200) [system] peek_char((0x55798e5fad60), h)
^  Call: (200) [user] is_delimiter(h)
   Call: (201) [system] char_type(h, space)
   Fail: (201) [system] char_type(h, space)
   Call: (201) [system] arg(_1461880, v('(', ')', end_of_file), h)
   Fail: (201) [system] arg(_1462812, v('(', ')', end_of_file), h)
^  Fail: (200) [user] is_delimiter(h)
   Call: (200) [system] ')'==h
   Fail: (200) [system] ')'==h
   Call: (200) [system] get_char((0x55798e5fad60), h)
   Exit: (200) [system] get_char((0x55798e5fad60), h)
   Call: (200) [system] h=(\)
   Fail: (200) [system] h=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1470162)
   Call: (201) [system] peek_char((0x55798e5fad60), _1471096)
   Exit: (201) [system] peek_char((0x55798e5fad60), e)
^  Call: (201) [user] is_delimiter(e)
   Call: (202) [system] char_type(e, space)
   Fail: (202) [system] char_type(e, space)
   Call: (202) [system] arg(_1475816, v('(', ')', end_of_file), e)
   Fail: (202) [system] arg(_1476748, v('(', ')', end_of_file), e)
^  Fail: (201) [user] is_delimiter(e)
   Call: (201) [system] ')'==e
   Fail: (201) [system] ')'==e
   Call: (201) [system] get_char((0x55798e5fad60), e)
   Exit: (201) [system] get_char((0x55798e5fad60), e)
   Call: (201) [system] e=(\)
   Fail: (201) [system] e=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1484098)
   Call: (202) [system] peek_char((0x55798e5fad60), _1485032)
   Exit: (202) [system] peek_char((0x55798e5fad60), s)
^  Call: (202) [user] is_delimiter(s)
   Call: (203) [system] char_type(s, space)
   Fail: (203) [system] char_type(s, space)
   Call: (203) [system] arg(_1489752, v('(', ')', end_of_file), s)
   Fail: (203) [system] arg(_1490684, v('(', ')', end_of_file), s)
^  Fail: (202) [user] is_delimiter(s)
   Call: (202) [system] ')'==s
   Fail: (202) [system] ')'==s
   Call: (202) [system] get_char((0x55798e5fad60), s)
   Exit: (202) [system] get_char((0x55798e5fad60), s)
   Call: (202) [system] s=(\)
   Fail: (202) [system] s=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1498034)
   Call: (203) [system] peek_char((0x55798e5fad60), _1498968)
   Exit: (203) [system] peek_char((0x55798e5fad60), i)
^  Call: (203) [user] is_delimiter(i)
   Call: (204) [system] char_type(i, space)
   Fail: (204) [system] char_type(i, space)
   Call: (204) [system] arg(_1503688, v('(', ')', end_of_file), i)
   Fail: (204) [system] arg(_1504620, v('(', ')', end_of_file), i)
^  Fail: (203) [user] is_delimiter(i)
   Call: (203) [system] ')'==i
   Fail: (203) [system] ')'==i
   Call: (203) [system] get_char((0x55798e5fad60), i)
   Exit: (203) [system] get_char((0x55798e5fad60), i)
   Call: (203) [system] i=(\)
   Fail: (203) [system] i=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1511970)
   Call: (204) [system] peek_char((0x55798e5fad60), _1512904)
   Exit: (204) [system] peek_char((0x55798e5fad60), z)
^  Call: (204) [user] is_delimiter(z)
   Call: (205) [system] char_type(z, space)
   Fail: (205) [system] char_type(z, space)
   Call: (205) [system] arg(_1517624, v('(', ')', end_of_file), z)
   Fail: (205) [system] arg(_1518556, v('(', ')', end_of_file), z)
^  Fail: (204) [user] is_delimiter(z)
   Call: (204) [system] ')'==z
   Fail: (204) [system] ')'==z
   Call: (204) [system] get_char((0x55798e5fad60), z)
   Exit: (204) [system] get_char((0x55798e5fad60), z)
   Call: (204) [system] z=(\)
   Fail: (204) [system] z=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1525906)
   Call: (205) [system] peek_char((0x55798e5fad60), _1526840)
   Exit: (205) [system] peek_char((0x55798e5fad60), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_1531560, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_1532492, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55798e5fad60), e)
   Exit: (205) [system] get_char((0x55798e5fad60), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1539842)
   Call: (206) [system] peek_char((0x55798e5fad60), _1540776)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _1539842=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _1525906=[e]
   Exit: (205) [system] [e]=[e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (204) [system] _1511970=[z, e]
   Exit: (204) [system] [z, e]=[z, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [z, e])
   Call: (203) [system] _1498034=[i, z, e]
   Exit: (203) [system] [i, z, e]=[i, z, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, z, e])
   Call: (202) [system] _1484098=[s, i, z, e]
   Exit: (202) [system] [s, i, z, e]=[s, i, z, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, i, z, e])
   Call: (201) [system] _1470162=[e, s, i, z, e]
   Exit: (201) [system] [e, s, i, z, e]=[e, s, i, z, e]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, s, i, z, e])
   Call: (200) [system] _1456226=[h, e, s, i, z, e]
   Exit: (200) [system] [h, e, s, i, z, e]=[h, e, s, i, z, e]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [h, e, s, i, z, e])
   Call: (199) [system] _1442290=[t, h, e, s, i, z, e]
   Exit: (199) [system] [t, h, e, s, i, z, e]=[t, h, e, s, i, z, e]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, h, e, s, i, z, e])
   Call: (198) [system] _1428354=[n, t, h, e, s, i, z, e]
   Exit: (198) [system] [n, t, h, e, s, i, z, e]=[n, t, h, e, s, i, z, e]
^  Exit: (197) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, h, e, s, i, z, e])
   Call: (197) [system] _1414418=[y, n, t, h, e, s, i, z, e]
   Exit: (197) [system] [y, n, t, h, e, s, i, z, e]=[y, n, t, h, e, s, i, z, e]
^  Exit: (196) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, n, t, h, e, s, i, z, e])
^  Call: (196) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], _1380764)
^  Call: (198) [system] setup_call_cleanup('$notrace'(_1575232, _1575234), once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], _1380764), _1575208, fail)), '$restore_trace'(_1575232, _1575234))
^  Call: (199) [system] sig_atomic(system:'$notrace'(_1575232, _1575234))
^  Exit: (198) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([s, y, n, t, h, e, s, i, z, e], synthesize), _1575208, fail)), system:'$restore_trace'(3, -1))
   Call: (197) [system] atomic(synthesize)
   Exit: (197) [system] atomic(synthesize)
^  Exit: (196) [user] classify_and_convert_charseq(s, [y, n, t, h, e, s, i, z, e], synthesize)
^  Exit: (195) [user] read_symbolic(')', (0x55798e5fad60), s, synthesize)
^  Exit: (194) [user] cont_sexpr(')', (0x55798e5fad60), synthesize)
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _1582732)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1584590)
   Exit: (196) [system] peek_char((0x55798e5fad60), ' ')
   Call: (196) [system] ' '=(;)
   Fail: (196) [system] ' '=(;)
^  Call: (196) [user] is_like_space(' ')
   Call: (197) [system] char_type(' ', 'white')
   Exit: (197) [system] char_type(' ', 'white')
^  Exit: (196) [user] is_like_space(' ')
   Call: (196) [system] get_char((0x55798e5fad60), _1592328)
   Exit: (196) [system] get_char((0x55798e5fad60), ' ')
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1595032)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _1610110)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _1615680)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1617538)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _1631692)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _1615680)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1637262)
   Exit: (198) [system] peek_char((0x55798e5fad60), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1651416)
   Exit: (197) [system] peek_char((0x55798e5fad60), :)
   Call: (197) [system] (:)=')'
   Fail: (197) [system] (:)=')'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _1656986)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1658844)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _1672998)
   Exit: (198) [system] get_char((0x55798e5fad60), :)
   Call: (198) [system] (:)='('
   Fail: (198) [system] (:)='('
   Call: (198) [system] (:)='['
   Fail: (198) [system] (:)='['
   Call: (198) [system] (:)='{'
   Fail: (198) [system] (:)='{'
   Call: (198) [system] (:)='"'
   Fail: (198) [system] (:)='"'
   Call: (198) [system] (:)=!
   Fail: (198) [system] (:)=!
   Call: (198) [system] (:)='\''
   Fail: (198) [system] (:)='\''
   Call: (198) [system] (:)='`'
   Fail: (198) [system] (:)='`'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), :, _1656986)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _1690640)
   Call: (200) [system] peek_char((0x55798e5fad60), _1691574)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _1690640=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (199) [user] classify_and_convert_charseq(:, [], _1656986)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_1700884, _1700886), once(user:catch(read_from_chars([:], _1656986), _1700860, fail)), '$restore_trace'(_1700884, _1700886))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_1700884, _1700886))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1700860, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(:)
   Exit: (200) [system] atomic(:)
^  Exit: (199) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1708384)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1710242)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _1717980)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1720684)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1735762)
   Exit: (198) [system] peek_char((0x55798e5fad60), $)
   Call: (198) [system] ($)=')'
   Fail: (198) [system] ($)=')'
   Call: (198) [system] ($)=end_of_file
   Fail: (198) [system] ($)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1741332)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1743190)
   Exit: (200) [system] peek_char((0x55798e5fad60), $)
   Call: (200) [system] ($)=(;)
   Fail: (200) [system] ($)=(;)
^  Call: (200) [user] is_like_space($)
   Call: (201) [system] char_type($, 'white')
   Fail: (201) [system] char_type($, 'white')
   Call: (201) [system] char_type($, end_of_line)
   Fail: (201) [system] char_type($, end_of_line)
   Call: (201) [system] char_type($, space)
   Fail: (201) [system] char_type($, space)
   Call: (201) [system] char_type($, cntrl)
   Fail: (201) [system] char_type($, cntrl)
^  Fail: (200) [user] is_like_space($)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1757344)
   Exit: (199) [system] get_char((0x55798e5fad60), $)
   Call: (199) [system] ($)='('
   Fail: (199) [system] ($)='('
   Call: (199) [system] ($)='['
   Fail: (199) [system] ($)='['
   Call: (199) [system] ($)='{'
   Fail: (199) [system] ($)='{'
   Call: (199) [system] ($)='"'
   Fail: (199) [system] ($)='"'
   Call: (199) [system] ($)=!
   Fail: (199) [system] ($)=!
   Call: (199) [system] ($)='\''
   Fail: (199) [system] ($)='\''
   Call: (199) [system] ($)='`'
   Fail: (199) [system] ($)='`'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _1741332)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1774986)
   Call: (201) [system] peek_char((0x55798e5fad60), _1775920)
   Exit: (201) [system] peek_char((0x55798e5fad60), t)
^  Call: (201) [user] is_delimiter(t)
   Call: (202) [system] char_type(t, space)
   Fail: (202) [system] char_type(t, space)
   Call: (202) [system] arg(_1780640, v('(', ')', end_of_file), t)
   Fail: (202) [system] arg(_1781572, v('(', ')', end_of_file), t)
^  Fail: (201) [user] is_delimiter(t)
   Call: (201) [system] ')'==t
   Fail: (201) [system] ')'==t
   Call: (201) [system] get_char((0x55798e5fad60), t)
   Exit: (201) [system] get_char((0x55798e5fad60), t)
   Call: (201) [system] t=(\)
   Fail: (201) [system] t=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1788922)
   Call: (202) [system] peek_char((0x55798e5fad60), _1789856)
   Exit: (202) [system] peek_char((0x55798e5fad60), e)
^  Call: (202) [user] is_delimiter(e)
   Call: (203) [system] char_type(e, space)
   Fail: (203) [system] char_type(e, space)
   Call: (203) [system] arg(_1794576, v('(', ')', end_of_file), e)
   Fail: (203) [system] arg(_1795508, v('(', ')', end_of_file), e)
^  Fail: (202) [user] is_delimiter(e)
   Call: (202) [system] ')'==e
   Fail: (202) [system] ')'==e
   Call: (202) [system] get_char((0x55798e5fad60), e)
   Exit: (202) [system] get_char((0x55798e5fad60), e)
   Call: (202) [system] e=(\)
   Fail: (202) [system] e=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1802858)
   Call: (203) [system] peek_char((0x55798e5fad60), _1803792)
   Exit: (203) [system] peek_char((0x55798e5fad60), r)
^  Call: (203) [user] is_delimiter(r)
   Call: (204) [system] char_type(r, space)
   Fail: (204) [system] char_type(r, space)
   Call: (204) [system] arg(_1808512, v('(', ')', end_of_file), r)
   Fail: (204) [system] arg(_1809444, v('(', ')', end_of_file), r)
^  Fail: (203) [user] is_delimiter(r)
   Call: (203) [system] ')'==r
   Fail: (203) [system] ')'==r
   Call: (203) [system] get_char((0x55798e5fad60), r)
   Exit: (203) [system] get_char((0x55798e5fad60), r)
   Call: (203) [system] r=(\)
   Fail: (203) [system] r=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1816794)
   Call: (204) [system] peek_char((0x55798e5fad60), _1817728)
   Exit: (204) [system] peek_char((0x55798e5fad60), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_1822448, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_1823380, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55798e5fad60), m)
   Exit: (204) [system] get_char((0x55798e5fad60), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1830730)
   Call: (205) [system] peek_char((0x55798e5fad60), _1831664)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _1830730=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _1816794=[m]
   Exit: (204) [system] [m]=[m]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [m])
   Call: (203) [system] _1802858=[r, m]
   Exit: (203) [system] [r, m]=[r, m]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, m])
   Call: (202) [system] _1788922=[e, r, m]
   Exit: (202) [system] [e, r, m]=[e, r, m]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [e, r, m])
   Call: (201) [system] _1774986=[t, e, r, m]
   Exit: (201) [system] [t, e, r, m]=[t, e, r, m]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, e, r, m])
^  Call: (200) [user] classify_and_convert_charseq($, [t, e, r, m], _1741332)
   Call: (201) [system] atom_chars(_1852124, ['_', t, e, r, m])
   Exit: (201) [system] atom_chars('_term', ['_', t, e, r, m])
^  Exit: (200) [user] classify_and_convert_charseq($, [t, e, r, m], _term)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), $, _term)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), _term)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1856788)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1858646)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1866384)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1869088)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1884166)
   Exit: (199) [system] peek_char((0x55798e5fad60), $)
   Call: (199) [system] ($)=')'
   Fail: (199) [system] ($)=')'
   Call: (199) [system] ($)=end_of_file
   Fail: (199) [system] ($)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1889736)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1891594)
   Exit: (201) [system] peek_char((0x55798e5fad60), $)
   Call: (201) [system] ($)=(;)
   Fail: (201) [system] ($)=(;)
^  Call: (201) [user] is_like_space($)
   Call: (202) [system] char_type($, 'white')
   Fail: (202) [system] char_type($, 'white')
   Call: (202) [system] char_type($, end_of_line)
   Fail: (202) [system] char_type($, end_of_line)
   Call: (202) [system] char_type($, space)
   Fail: (202) [system] char_type($, space)
   Call: (202) [system] char_type($, cntrl)
   Fail: (202) [system] char_type($, cntrl)
^  Fail: (201) [user] is_like_space($)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1905748)
   Exit: (200) [system] get_char((0x55798e5fad60), $)
   Call: (200) [system] ($)='('
   Fail: (200) [system] ($)='('
   Call: (200) [system] ($)='['
   Fail: (200) [system] ($)='['
   Call: (200) [system] ($)='{'
   Fail: (200) [system] ($)='{'
   Call: (200) [system] ($)='"'
   Fail: (200) [system] ($)='"'
   Call: (200) [system] ($)=!
   Fail: (200) [system] ($)=!
   Call: (200) [system] ($)='\''
   Fail: (200) [system] ($)='\''
   Call: (200) [system] ($)='`'
   Fail: (200) [system] ($)='`'
   Call: (200) [system] ($)=end_of_file
   Fail: (200) [system] ($)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _1889736)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1923390)
   Call: (202) [system] peek_char((0x55798e5fad60), _1924324)
   Exit: (202) [system] peek_char((0x55798e5fad60), t)
^  Call: (202) [user] is_delimiter(t)
   Call: (203) [system] char_type(t, space)
   Fail: (203) [system] char_type(t, space)
   Call: (203) [system] arg(_1929044, v('(', ')', end_of_file), t)
   Fail: (203) [system] arg(_1929976, v('(', ')', end_of_file), t)
^  Fail: (202) [user] is_delimiter(t)
   Call: (202) [system] ')'==t
   Fail: (202) [system] ')'==t
   Call: (202) [system] get_char((0x55798e5fad60), t)
   Exit: (202) [system] get_char((0x55798e5fad60), t)
   Call: (202) [system] t=(\)
   Fail: (202) [system] t=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1937326)
   Call: (203) [system] peek_char((0x55798e5fad60), _1938260)
   Exit: (203) [system] peek_char((0x55798e5fad60), y)
^  Call: (203) [user] is_delimiter(y)
   Call: (204) [system] char_type(y, space)
   Fail: (204) [system] char_type(y, space)
   Call: (204) [system] arg(_1942980, v('(', ')', end_of_file), y)
   Fail: (204) [system] arg(_1943912, v('(', ')', end_of_file), y)
^  Fail: (203) [user] is_delimiter(y)
   Call: (203) [system] ')'==y
   Fail: (203) [system] ')'==y
   Call: (203) [system] get_char((0x55798e5fad60), y)
   Exit: (203) [system] get_char((0x55798e5fad60), y)
   Call: (203) [system] y=(\)
   Fail: (203) [system] y=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1951262)
   Call: (204) [system] peek_char((0x55798e5fad60), _1952196)
   Exit: (204) [system] peek_char((0x55798e5fad60), p)
^  Call: (204) [user] is_delimiter(p)
   Call: (205) [system] char_type(p, space)
   Fail: (205) [system] char_type(p, space)
   Call: (205) [system] arg(_1956916, v('(', ')', end_of_file), p)
   Fail: (205) [system] arg(_1957848, v('(', ')', end_of_file), p)
^  Fail: (204) [user] is_delimiter(p)
   Call: (204) [system] ')'==p
   Fail: (204) [system] ')'==p
   Call: (204) [system] get_char((0x55798e5fad60), p)
   Exit: (204) [system] get_char((0x55798e5fad60), p)
   Call: (204) [system] p=(\)
   Fail: (204) [system] p=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1965198)
   Call: (205) [system] peek_char((0x55798e5fad60), _1966132)
   Exit: (205) [system] peek_char((0x55798e5fad60), e)
^  Call: (205) [user] is_delimiter(e)
   Call: (206) [system] char_type(e, space)
   Fail: (206) [system] char_type(e, space)
   Call: (206) [system] arg(_1970852, v('(', ')', end_of_file), e)
   Fail: (206) [system] arg(_1971784, v('(', ')', end_of_file), e)
^  Fail: (205) [user] is_delimiter(e)
   Call: (205) [system] ')'==e
   Fail: (205) [system] ')'==e
   Call: (205) [system] get_char((0x55798e5fad60), e)
   Exit: (205) [system] get_char((0x55798e5fad60), e)
   Call: (205) [system] e=(\)
   Fail: (205) [system] e=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1979134)
   Call: (206) [system] peek_char((0x55798e5fad60), _1980068)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_1984788, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _1979134=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (205) [system] _1965198=[e]
   Exit: (205) [system] [e]=[e]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (204) [system] _1951262=[p, e]
   Exit: (204) [system] [p, e]=[p, e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, e])
   Call: (203) [system] _1937326=[y, p, e]
   Exit: (203) [system] [y, p, e]=[y, p, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [y, p, e])
   Call: (202) [system] _1923390=[t, y, p, e]
   Exit: (202) [system] [t, y, p, e]=[t, y, p, e]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, y, p, e])
^  Call: (201) [user] classify_and_convert_charseq($, [t, y, p, e], _1889736)
   Call: (202) [system] atom_chars(_2002400, ['_', t, y, p, e])
   Exit: (202) [system] atom_chars('_type', ['_', t, y, p, e])
^  Exit: (201) [user] classify_and_convert_charseq($, [t, y, p, e], _type)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), $, _type)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), _type)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _2007064)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _2008922)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _2023076)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55798e5fad60), _2026866)
   Exit: (200) [system] get_char((0x55798e5fad60), ')')
   Call: (200) [system] _2007064=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [])
   Call: (199) [system] _1856788=[_type]
   Exit: (199) [system] [_type]=[_type]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [_type])
   Call: (198) [system] _1708384=[_term, _type]
   Exit: (198) [system] [_term, _type]=[_term, _type]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [_term, _type])
   Call: (197) [system] _1615680=[:, _term, _type]
   Exit: (197) [system] [:, _term, _type]=[:, _term, _type]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [:, _term, _type])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [:, _term, _type])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _2040748)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _2042606)
   Exit: (197) [system] peek_char((0x55798e5fad60), ' ')
   Call: (197) [system] ' '=(;)
   Fail: (197) [system] ' '=(;)
^  Call: (197) [user] is_like_space(' ')
   Call: (198) [system] char_type(' ', 'white')
   Exit: (198) [system] char_type(' ', 'white')
^  Exit: (197) [user] is_like_space(' ')
   Call: (197) [system] get_char((0x55798e5fad60), _2050344)
   Exit: (197) [system] get_char((0x55798e5fad60), ' ')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _2053048)
   Exit: (198) [system] peek_char((0x55798e5fad60), k)
   Call: (198) [system] k=(;)
   Fail: (198) [system] k=(;)
^  Call: (198) [user] is_like_space(k)
   Call: (199) [system] char_type(k, 'white')
   Fail: (199) [system] char_type(k, 'white')
   Call: (199) [system] char_type(k, end_of_line)
   Fail: (199) [system] char_type(k, end_of_line)
   Call: (199) [system] char_type(k, space)
   Fail: (199) [system] char_type(k, space)
   Call: (199) [system] char_type(k, cntrl)
   Fail: (199) [system] char_type(k, cntrl)
^  Fail: (198) [user] is_like_space(k)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _2068126)
   Exit: (196) [system] peek_char((0x55798e5fad60), k)
   Call: (196) [system] k=')'
   Fail: (196) [system] k=')'
   Call: (196) [system] k=end_of_file
   Fail: (196) [system] k=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _2073696)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _2075554)
   Exit: (198) [system] peek_char((0x55798e5fad60), k)
   Call: (198) [system] k=(;)
   Fail: (198) [system] k=(;)
^  Call: (198) [user] is_like_space(k)
   Call: (199) [system] char_type(k, 'white')
   Fail: (199) [system] char_type(k, 'white')
   Call: (199) [system] char_type(k, end_of_line)
   Fail: (199) [system] char_type(k, end_of_line)
   Call: (199) [system] char_type(k, space)
   Fail: (199) [system] char_type(k, space)
   Call: (199) [system] char_type(k, cntrl)
   Fail: (199) [system] char_type(k, cntrl)
^  Fail: (198) [user] is_like_space(k)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _2089708)
   Exit: (197) [system] get_char((0x55798e5fad60), k)
   Call: (197) [system] k='('
   Fail: (197) [system] k='('
   Call: (197) [system] k='['
   Fail: (197) [system] k='['
   Call: (197) [system] k='{'
   Fail: (197) [system] k='{'
   Call: (197) [system] k='"'
   Fail: (197) [system] k='"'
   Call: (197) [system] k=!
   Fail: (197) [system] k=!
   Call: (197) [system] k='\''
   Fail: (197) [system] k='\''
   Call: (197) [system] k='`'
   Fail: (197) [system] k='`'
   Call: (197) [system] k=end_of_file
   Fail: (197) [system] k=end_of_file
^  Call: (197) [user] read_symbolic(')', (0x55798e5fad60), k, _3440)
^  Call: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), _14012)
   Call: (199) [system] peek_char((0x55798e5fad60), _14946)
   Exit: (199) [system] peek_char((0x55798e5fad60), b)
^  Call: (199) [user] is_delimiter(b)
   Call: (200) [system] char_type(b, space)
   Fail: (200) [system] char_type(b, space)
   Call: (200) [system] arg(_19666, v('(', ')', end_of_file), b)
   Fail: (200) [system] arg(_20598, v('(', ')', end_of_file), b)
^  Fail: (199) [user] is_delimiter(b)
   Call: (199) [system] ')'==b
   Fail: (199) [system] ')'==b
   Call: (199) [system] get_char((0x55798e5fad60), b)
   Exit: (199) [system] get_char((0x55798e5fad60), b)
   Call: (199) [system] b=(\)
   Fail: (199) [system] b=(\)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _27948)
   Call: (200) [system] peek_char((0x55798e5fad60), _28882)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _27948=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (199) [system] _14012=[b]
   Exit: (199) [system] [b]=[b]
^  Exit: (198) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (198) [user] classify_and_convert_charseq(k, [b], _3440)
^  Call: (200) [system] setup_call_cleanup('$notrace'(_40986, _40988), once(user:catch(read_from_chars([k, b], _3440), _40962, fail)), '$restore_trace'(_40986, _40988))
^  Call: (201) [system] sig_atomic(system:'$notrace'(_40986, _40988))
^  Exit: (200) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([k, b], kb), _40962, fail)), system:'$restore_trace'(3, -1))
   Call: (199) [system] atomic(kb)
   Exit: (199) [system] atomic(kb)
^  Exit: (198) [user] classify_and_convert_charseq(k, [b], kb)
^  Exit: (197) [user] read_symbolic(')', (0x55798e5fad60), k, kb)
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), kb)
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _48486)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _50344)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _58082)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _60786)
   Exit: (199) [system] peek_char((0x55798e5fad60), r)
   Call: (199) [system] r=(;)
   Fail: (199) [system] r=(;)
^  Call: (199) [user] is_like_space(r)
   Call: (200) [system] char_type(r, 'white')
   Fail: (200) [system] char_type(r, 'white')
   Call: (200) [system] char_type(r, end_of_line)
   Fail: (200) [system] char_type(r, end_of_line)
   Call: (200) [system] char_type(r, space)
   Fail: (200) [system] char_type(r, space)
   Call: (200) [system] char_type(r, cntrl)
   Fail: (200) [system] char_type(r, cntrl)
^  Fail: (199) [user] is_like_space(r)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _75864)
   Exit: (197) [system] peek_char((0x55798e5fad60), r)
   Call: (197) [system] r=')'
   Fail: (197) [system] r=')'
   Call: (197) [system] r=end_of_file
   Fail: (197) [system] r=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _81434)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _83292)
   Exit: (199) [system] peek_char((0x55798e5fad60), r)
   Call: (199) [system] r=(;)
   Fail: (199) [system] r=(;)
^  Call: (199) [user] is_like_space(r)
   Call: (200) [system] char_type(r, 'white')
   Fail: (200) [system] char_type(r, 'white')
   Call: (200) [system] char_type(r, end_of_line)
   Fail: (200) [system] char_type(r, end_of_line)
   Call: (200) [system] char_type(r, space)
   Fail: (200) [system] char_type(r, space)
   Call: (200) [system] char_type(r, cntrl)
   Fail: (200) [system] char_type(r, cntrl)
^  Fail: (199) [user] is_like_space(r)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _97446)
   Exit: (198) [system] get_char((0x55798e5fad60), r)
   Call: (198) [system] r='('
   Fail: (198) [system] r='('
   Call: (198) [system] r='['
   Fail: (198) [system] r='['
   Call: (198) [system] r='{'
   Fail: (198) [system] r='{'
   Call: (198) [system] r='"'
   Fail: (198) [system] r='"'
   Call: (198) [system] r=!
   Fail: (198) [system] r=!
   Call: (198) [system] r='\''
   Fail: (198) [system] r='\''
   Call: (198) [system] r='`'
   Fail: (198) [system] r='`'
   Call: (198) [system] r=end_of_file
   Fail: (198) [system] r=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), r, _81434)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _115088)
   Call: (200) [system] peek_char((0x55798e5fad60), _116022)
   Exit: (200) [system] peek_char((0x55798e5fad60), b)
^  Call: (200) [user] is_delimiter(b)
   Call: (201) [system] char_type(b, space)
   Fail: (201) [system] char_type(b, space)
   Call: (201) [system] arg(_120742, v('(', ')', end_of_file), b)
   Fail: (201) [system] arg(_121674, v('(', ')', end_of_file), b)
^  Fail: (200) [user] is_delimiter(b)
   Call: (200) [system] ')'==b
   Fail: (200) [system] ')'==b
   Call: (200) [system] get_char((0x55798e5fad60), b)
   Exit: (200) [system] get_char((0x55798e5fad60), b)
   Call: (200) [system] b=(\)
   Fail: (200) [system] b=(\)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _129024)
   Call: (201) [system] peek_char((0x55798e5fad60), _129958)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _129024=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (200) [system] _115088=[b]
   Exit: (200) [system] [b]=[b]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [b])
^  Call: (199) [user] classify_and_convert_charseq(r, [b], _81434)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_142062, _142064), once(user:catch(read_from_chars([r, b], _81434), _142038, fail)), '$restore_trace'(_142062, _142064))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_142062, _142064))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([r, b], rb), _142038, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(rb)
   Exit: (200) [system] atomic(rb)
^  Exit: (199) [user] classify_and_convert_charseq(r, [b], rb)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), r, rb)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), rb)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _149562)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _151420)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _159158)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _161862)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _176940)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _182510)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _184368)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _198522)
   Exit: (199) [system] get_char((0x55798e5fad60), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _182510)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _204092)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'S')
   Call: (201) [system] 'S'=(;)
   Fail: (201) [system] 'S'=(;)
^  Call: (201) [user] is_like_space('S')
   Call: (202) [system] char_type('S', 'white')
   Fail: (202) [system] char_type('S', 'white')
   Call: (202) [system] char_type('S', end_of_line)
   Fail: (202) [system] char_type('S', end_of_line)
   Call: (202) [system] char_type('S', space)
   Fail: (202) [system] char_type('S', space)
   Call: (202) [system] char_type('S', cntrl)
   Fail: (202) [system] char_type('S', cntrl)
^  Fail: (201) [user] is_like_space('S')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _218246)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'S')
   Call: (200) [system] 'S'=')'
   Fail: (200) [system] 'S'=')'
   Call: (200) [system] 'S'=end_of_file
   Fail: (200) [system] 'S'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _223816)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _225674)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'S')
   Call: (202) [system] 'S'=(;)
   Fail: (202) [system] 'S'=(;)
^  Call: (202) [user] is_like_space('S')
   Call: (203) [system] char_type('S', 'white')
   Fail: (203) [system] char_type('S', 'white')
   Call: (203) [system] char_type('S', end_of_line)
   Fail: (203) [system] char_type('S', end_of_line)
   Call: (203) [system] char_type('S', space)
   Fail: (203) [system] char_type('S', space)
   Call: (203) [system] char_type('S', cntrl)
   Fail: (203) [system] char_type('S', cntrl)
^  Fail: (202) [user] is_like_space('S')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _239828)
   Exit: (201) [system] get_char((0x55798e5fad60), 'S')
   Call: (201) [system] 'S'='('
   Fail: (201) [system] 'S'='('
   Call: (201) [system] 'S'='['
   Fail: (201) [system] 'S'='['
   Call: (201) [system] 'S'='{'
   Fail: (201) [system] 'S'='{'
   Call: (201) [system] 'S'='"'
   Fail: (201) [system] 'S'='"'
   Call: (201) [system] 'S'=!
   Fail: (201) [system] 'S'=!
   Call: (201) [system] 'S'='\''
   Fail: (201) [system] 'S'='\''
   Call: (201) [system] 'S'='`'
   Fail: (201) [system] 'S'='`'
   Call: (201) [system] 'S'=end_of_file
   Fail: (201) [system] 'S'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), 'S', _223816)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _257470)
   Call: (203) [system] peek_char((0x55798e5fad60), _258404)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _257470=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (202) [user] classify_and_convert_charseq('S', [], _223816)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_267714, _267716), once(user:catch(read_from_chars(['S'], _223816), _267690, fail)), '$restore_trace'(_267714, _267716))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_267714, _267716))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _223816), _267690, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_223816)
   Fail: (203) [system] atomic(_223816)
   Call: (203) [system] atom_chars(_223816, ['S'])
   Exit: (203) [system] atom_chars('S', ['S'])
^  Exit: (202) [user] classify_and_convert_charseq('S', [], 'S')
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), 'S', 'S')
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), 'S')
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _277090)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _278948)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _286686)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _289390)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _304468)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _310038)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _311896)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _326050)
   Exit: (202) [system] get_char((0x55798e5fad60), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _310038)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _331620)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'S')
   Call: (204) [system] 'S'=(;)
   Fail: (204) [system] 'S'=(;)
^  Call: (204) [user] is_like_space('S')
   Call: (205) [system] char_type('S', 'white')
   Fail: (205) [system] char_type('S', 'white')
   Call: (205) [system] char_type('S', end_of_line)
   Fail: (205) [system] char_type('S', end_of_line)
   Call: (205) [system] char_type('S', space)
   Fail: (205) [system] char_type('S', space)
   Call: (205) [system] char_type('S', cntrl)
   Fail: (205) [system] char_type('S', cntrl)
^  Fail: (204) [user] is_like_space('S')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _345774)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'S')
   Call: (203) [system] 'S'=')'
   Fail: (203) [system] 'S'=')'
   Call: (203) [system] 'S'=end_of_file
   Fail: (203) [system] 'S'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _351344)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _353202)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'S')
   Call: (205) [system] 'S'=(;)
   Fail: (205) [system] 'S'=(;)
^  Call: (205) [user] is_like_space('S')
   Call: (206) [system] char_type('S', 'white')
   Fail: (206) [system] char_type('S', 'white')
   Call: (206) [system] char_type('S', end_of_line)
   Fail: (206) [system] char_type('S', end_of_line)
   Call: (206) [system] char_type('S', space)
   Fail: (206) [system] char_type('S', space)
   Call: (206) [system] char_type('S', cntrl)
   Fail: (206) [system] char_type('S', cntrl)
^  Fail: (205) [user] is_like_space('S')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _367356)
   Exit: (204) [system] get_char((0x55798e5fad60), 'S')
   Call: (204) [system] 'S'='('
   Fail: (204) [system] 'S'='('
   Call: (204) [system] 'S'='['
   Fail: (204) [system] 'S'='['
   Call: (204) [system] 'S'='{'
   Fail: (204) [system] 'S'='{'
   Call: (204) [system] 'S'='"'
   Fail: (204) [system] 'S'='"'
   Call: (204) [system] 'S'=!
   Fail: (204) [system] 'S'=!
   Call: (204) [system] 'S'='\''
   Fail: (204) [system] 'S'='\''
   Call: (204) [system] 'S'='`'
   Fail: (204) [system] 'S'='`'
   Call: (204) [system] 'S'=end_of_file
   Fail: (204) [system] 'S'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), 'S', _351344)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _384998)
   Call: (206) [system] peek_char((0x55798e5fad60), _385932)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _384998=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (205) [user] classify_and_convert_charseq('S', [], _351344)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_395242, _395244), once(user:catch(read_from_chars(['S'], _351344), _395218, fail)), '$restore_trace'(_395242, _395244))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_395242, _395244))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['S'], _351344), _395218, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_351344)
   Fail: (206) [system] atomic(_351344)
   Call: (206) [system] atom_chars(_351344, ['S'])
   Exit: (206) [system] atom_chars('S', ['S'])
^  Exit: (205) [user] classify_and_convert_charseq('S', [], 'S')
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), 'S', 'S')
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), 'S')
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _404618)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _406476)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _414214)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _416918)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'Z')
   Call: (206) [system] 'Z'=(;)
   Fail: (206) [system] 'Z'=(;)
^  Call: (206) [user] is_like_space('Z')
   Call: (207) [system] char_type('Z', 'white')
   Fail: (207) [system] char_type('Z', 'white')
   Call: (207) [system] char_type('Z', end_of_line)
   Fail: (207) [system] char_type('Z', end_of_line)
   Call: (207) [system] char_type('Z', space)
   Fail: (207) [system] char_type('Z', space)
   Call: (207) [system] char_type('Z', cntrl)
   Fail: (207) [system] char_type('Z', cntrl)
^  Fail: (206) [user] is_like_space('Z')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _431996)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'Z')
   Call: (204) [system] 'Z'=')'
   Fail: (204) [system] 'Z'=')'
   Call: (204) [system] 'Z'=end_of_file
   Fail: (204) [system] 'Z'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _437566)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _439424)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'Z')
   Call: (206) [system] 'Z'=(;)
   Fail: (206) [system] 'Z'=(;)
^  Call: (206) [user] is_like_space('Z')
   Call: (207) [system] char_type('Z', 'white')
   Fail: (207) [system] char_type('Z', 'white')
   Call: (207) [system] char_type('Z', end_of_line)
   Fail: (207) [system] char_type('Z', end_of_line)
   Call: (207) [system] char_type('Z', space)
   Fail: (207) [system] char_type('Z', space)
   Call: (207) [system] char_type('Z', cntrl)
   Fail: (207) [system] char_type('Z', cntrl)
^  Fail: (206) [user] is_like_space('Z')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _453578)
   Exit: (205) [system] get_char((0x55798e5fad60), 'Z')
   Call: (205) [system] 'Z'='('
   Fail: (205) [system] 'Z'='('
   Call: (205) [system] 'Z'='['
   Fail: (205) [system] 'Z'='['
   Call: (205) [system] 'Z'='{'
   Fail: (205) [system] 'Z'='{'
   Call: (205) [system] 'Z'='"'
   Fail: (205) [system] 'Z'='"'
   Call: (205) [system] 'Z'=!
   Fail: (205) [system] 'Z'=!
   Call: (205) [system] 'Z'='\''
   Fail: (205) [system] 'Z'='\''
   Call: (205) [system] 'Z'='`'
   Fail: (205) [system] 'Z'='`'
   Call: (205) [system] 'Z'=end_of_file
   Fail: (205) [system] 'Z'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55798e5fad60), 'Z', _437566)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _471220)
   Call: (207) [system] peek_char((0x55798e5fad60), _472154)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
^  Call: (207) [user] is_delimiter(')')
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] arg(_476874, v('(', ')', end_of_file), ')')
   Exit: (208) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (207) [user] is_delimiter(')')
   Call: (207) [system] _471220=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (206) [user] classify_and_convert_charseq('Z', [], _437566)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_483336, _483338), once(user:catch(read_from_chars(['Z'], _437566), _483312, fail)), '$restore_trace'(_483336, _483338))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_483336, _483338))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['Z'], _437566), _483312, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_437566)
   Fail: (207) [system] atomic(_437566)
   Call: (207) [system] atom_chars(_437566, ['Z'])
   Exit: (207) [system] atom_chars('Z', ['Z'])
^  Exit: (206) [user] classify_and_convert_charseq('Z', [], 'Z')
^  Exit: (205) [user] read_symbolic(')', (0x55798e5fad60), 'Z', 'Z')
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), 'Z')
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _492712)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _494570)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _508724)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55798e5fad60), _512514)
   Exit: (205) [system] get_char((0x55798e5fad60), ')')
   Call: (205) [system] _492712=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [])
   Call: (204) [system] _404618=['Z']
   Exit: (204) [system] ['Z']=['Z']
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), ['Z'])
   Call: (203) [system] _310038=['S', 'Z']
   Exit: (203) [system] ['S', 'Z']=['S', 'Z']
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), ['S', 'Z'])
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), ['S', 'Z'])
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _523602)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _525460)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _539614)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55798e5fad60), _543404)
   Exit: (202) [system] get_char((0x55798e5fad60), ')')
   Call: (202) [system] _523602=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [])
   Call: (201) [system] _277090=[['S', 'Z']]
   Exit: (201) [system] [['S', 'Z']]=[['S', 'Z']]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [['S', 'Z']])
   Call: (200) [system] _182510=['S', ['S', 'Z']]
   Exit: (200) [system] ['S', ['S', 'Z']]=['S', ['S', 'Z']]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), ['S', ['S', 'Z']])
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), ['S', ['S', 'Z']])
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _554492)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _556350)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=(;)
   Fail: (200) [system] ')'=(;)
^  Call: (200) [user] is_like_space(')')
   Call: (201) [system] char_type(')', 'white')
   Fail: (201) [system] char_type(')', 'white')
   Call: (201) [system] char_type(')', end_of_line)
   Fail: (201) [system] char_type(')', end_of_line)
   Call: (201) [system] char_type(')', space)
   Fail: (201) [system] char_type(')', space)
   Call: (201) [system] char_type(')', cntrl)
   Fail: (201) [system] char_type(')', cntrl)
^  Fail: (200) [user] is_like_space(')')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _570504)
   Exit: (199) [system] peek_char((0x55798e5fad60), ')')
   Call: (199) [system] ')'=')'
   Exit: (199) [system] ')'=')'
   Call: (199) [system] get_char((0x55798e5fad60), _574294)
   Exit: (199) [system] get_char((0x55798e5fad60), ')')
   Call: (199) [system] _554492=[]
   Exit: (199) [system] []=[]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [])
   Call: (198) [system] _149562=[['S', ['S', 'Z']]]
   Exit: (198) [system] [['S', ['S', 'Z']]]=[['S', ['S', 'Z']]]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [['S', ['S', 'Z']]])
   Call: (197) [system] _48486=[rb, ['S', ['S', 'Z']]]
   Exit: (197) [system] [rb, ['S', ['S', 'Z']]]=[rb, ['S', ['S', 'Z']]]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [rb, ['S', ['S', 'Z']]])
   Call: (196) [system] _3436=[kb, rb, ['S', ['S', 'Z']]]
   Exit: (196) [system] [kb, rb, ['S', ['S', 'Z']]]=[kb, rb, ['S', ['S', 'Z']]]
^  Exit: (195) [user] read_list(')', (0x55798e5fad60), [kb, rb, ['S', ['S', 'Z']]])
   Call: (195) [system] _3404=[[:, _term, _type], kb, rb, ['S', ['S', 'Z']]]
   Exit: (195) [system] [[:, _term, _type], kb, rb, ['S', ['S', 'Z']]]=[[:, _term, _type], kb, rb, ['S', ['S', 'Z']]]
^  Exit: (194) [user] read_list(')', (0x55798e5fad60), [[:, _term, _type], kb, rb, ['S', ['S', 'Z']]])
   Call: (194) [system] _3396=[synthesize, [:, _term, _type], kb, rb, ['S', ['S', 'Z']]]
   Exit: (194) [system] [synthesize, [:, _term, _type], kb, rb, ['S', ['S', 'Z']]]=[synthesize, [:, _term, _type], kb, rb, ['S', ['S', 'Z']]]
^  Exit: (193) [user] read_list(')', (0x55798e5fad60), [synthesize, [:, _term, _type], kb, rb, ['S', ['S', 'Z']]])
^  Exit: (192) [user] cont_sexpr(')', (0x55798e5fad60), [synthesize, [:, _term, _type], kb, rb, ['S', ['S', 'Z']]])
^  Call: (192) [user] read_list(')', (0x55798e5fad60), _593764)
^  Call: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] peek_char((0x55798e5fad60), _595622)
   Exit: (194) [system] peek_char((0x55798e5fad60), '\n')
   Call: (194) [system] '\n'=(;)
   Fail: (194) [system] '\n'=(;)
^  Call: (194) [user] is_like_space('\n')
   Call: (195) [system] char_type('\n', 'white')
   Fail: (195) [system] char_type('\n', 'white')
   Call: (195) [system] char_type('\n', end_of_line)
   Exit: (195) [system] char_type('\n', end_of_line)
^  Exit: (194) [user] is_like_space('\n')
   Call: (194) [system] get_char((0x55798e5fad60), _605216)
   Exit: (194) [system] get_char((0x55798e5fad60), '\n')
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _607920)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
^  Exit: (193) [user] skip_spaces((0x55798e5fad60))
   Call: (193) [system] peek_char((0x55798e5fad60), _622998)
   Exit: (193) [system] peek_char((0x55798e5fad60), '(')
   Call: (193) [system] '('=')'
   Fail: (193) [system] '('=')'
   Call: (193) [system] '('=end_of_file
   Fail: (193) [system] '('=end_of_file
^  Call: (193) [user] cont_sexpr(')', (0x55798e5fad60), _628568)
^  Call: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _630426)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=(;)
   Fail: (195) [system] '('=(;)
^  Call: (195) [user] is_like_space('(')
   Call: (196) [system] char_type('(', 'white')
   Fail: (196) [system] char_type('(', 'white')
   Call: (196) [system] char_type('(', end_of_line)
   Fail: (196) [system] char_type('(', end_of_line)
   Call: (196) [system] char_type('(', space)
   Fail: (196) [system] char_type('(', space)
   Call: (196) [system] char_type('(', cntrl)
   Fail: (196) [system] char_type('(', cntrl)
^  Fail: (195) [user] is_like_space('(')
^  Exit: (194) [user] skip_spaces((0x55798e5fad60))
   Call: (194) [system] get_char((0x55798e5fad60), _644580)
   Exit: (194) [system] get_char((0x55798e5fad60), '(')
   Call: (194) [system] '('='('
   Exit: (194) [system] '('='('
^  Call: (194) [user] read_list(')', (0x55798e5fad60), _628568)
^  Call: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _650150)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=(;)
   Fail: (196) [system] '('=(;)
^  Call: (196) [user] is_like_space('(')
   Call: (197) [system] char_type('(', 'white')
   Fail: (197) [system] char_type('(', 'white')
   Call: (197) [system] char_type('(', end_of_line)
   Fail: (197) [system] char_type('(', end_of_line)
   Call: (197) [system] char_type('(', space)
   Fail: (197) [system] char_type('(', space)
   Call: (197) [system] char_type('(', cntrl)
   Fail: (197) [system] char_type('(', cntrl)
^  Fail: (196) [user] is_like_space('(')
^  Exit: (195) [user] skip_spaces((0x55798e5fad60))
   Call: (195) [system] peek_char((0x55798e5fad60), _664304)
   Exit: (195) [system] peek_char((0x55798e5fad60), '(')
   Call: (195) [system] '('=')'
   Fail: (195) [system] '('=')'
   Call: (195) [system] '('=end_of_file
   Fail: (195) [system] '('=end_of_file
^  Call: (195) [user] cont_sexpr(')', (0x55798e5fad60), _669874)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _671732)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=(;)
   Fail: (197) [system] '('=(;)
^  Call: (197) [user] is_like_space('(')
   Call: (198) [system] char_type('(', 'white')
   Fail: (198) [system] char_type('(', 'white')
   Call: (198) [system] char_type('(', end_of_line)
   Fail: (198) [system] char_type('(', end_of_line)
   Call: (198) [system] char_type('(', space)
   Fail: (198) [system] char_type('(', space)
   Call: (198) [system] char_type('(', cntrl)
   Fail: (198) [system] char_type('(', cntrl)
^  Fail: (197) [user] is_like_space('(')
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] get_char((0x55798e5fad60), _685886)
   Exit: (196) [system] get_char((0x55798e5fad60), '(')
   Call: (196) [system] '('='('
   Exit: (196) [system] '('='('
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _669874)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _691456)
   Exit: (198) [system] peek_char((0x55798e5fad60), :)
   Call: (198) [system] (:)=(;)
   Fail: (198) [system] (:)=(;)
^  Call: (198) [user] is_like_space(:)
   Call: (199) [system] char_type(:, 'white')
   Fail: (199) [system] char_type(:, 'white')
   Call: (199) [system] char_type(:, end_of_line)
   Fail: (199) [system] char_type(:, end_of_line)
   Call: (199) [system] char_type(:, space)
   Fail: (199) [system] char_type(:, space)
   Call: (199) [system] char_type(:, cntrl)
   Fail: (199) [system] char_type(:, cntrl)
^  Fail: (198) [user] is_like_space(:)
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _705610)
   Exit: (197) [system] peek_char((0x55798e5fad60), :)
   Call: (197) [system] (:)=')'
   Fail: (197) [system] (:)=')'
   Call: (197) [system] (:)=end_of_file
   Fail: (197) [system] (:)=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _711180)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _713038)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _727192)
   Exit: (198) [system] get_char((0x55798e5fad60), :)
   Call: (198) [system] (:)='('
   Fail: (198) [system] (:)='('
   Call: (198) [system] (:)='['
   Fail: (198) [system] (:)='['
   Call: (198) [system] (:)='{'
   Fail: (198) [system] (:)='{'
   Call: (198) [system] (:)='"'
   Fail: (198) [system] (:)='"'
   Call: (198) [system] (:)=!
   Fail: (198) [system] (:)=!
   Call: (198) [system] (:)='\''
   Fail: (198) [system] (:)='\''
   Call: (198) [system] (:)='`'
   Fail: (198) [system] (:)='`'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] read_symbolic(')', (0x55798e5fad60), :, _711180)
^  Call: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), _744834)
   Call: (200) [system] peek_char((0x55798e5fad60), _745768)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (200) [user] is_delimiter(' ')
   Call: (201) [system] char_type(' ', space)
   Exit: (201) [system] char_type(' ', space)
^  Exit: (200) [user] is_delimiter(' ')
   Call: (200) [system] _744834=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (199) [user] classify_and_convert_charseq(:, [], _711180)
^  Call: (201) [system] setup_call_cleanup('$notrace'(_755078, _755080), once(user:catch(read_from_chars([:], _711180), _755054, fail)), '$restore_trace'(_755078, _755080))
^  Call: (202) [system] sig_atomic(system:'$notrace'(_755078, _755080))
^  Exit: (201) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _755054, fail)), system:'$restore_trace'(3, -1))
   Call: (200) [system] atomic(:)
   Exit: (200) [system] atomic(:)
^  Exit: (199) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (198) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _762578)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _764436)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _772174)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _774878)
   Exit: (200) [system] peek_char((0x55798e5fad60), a)
   Call: (200) [system] a=(;)
   Fail: (200) [system] a=(;)
^  Call: (200) [user] is_like_space(a)
   Call: (201) [system] char_type(a, 'white')
   Fail: (201) [system] char_type(a, 'white')
   Call: (201) [system] char_type(a, end_of_line)
   Fail: (201) [system] char_type(a, end_of_line)
   Call: (201) [system] char_type(a, space)
   Fail: (201) [system] char_type(a, space)
   Call: (201) [system] char_type(a, cntrl)
   Fail: (201) [system] char_type(a, cntrl)
^  Fail: (200) [user] is_like_space(a)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _789956)
   Exit: (198) [system] peek_char((0x55798e5fad60), a)
   Call: (198) [system] a=')'
   Fail: (198) [system] a=')'
   Call: (198) [system] a=end_of_file
   Fail: (198) [system] a=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _795526)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _797384)
   Exit: (200) [system] peek_char((0x55798e5fad60), a)
   Call: (200) [system] a=(;)
   Fail: (200) [system] a=(;)
^  Call: (200) [user] is_like_space(a)
   Call: (201) [system] char_type(a, 'white')
   Fail: (201) [system] char_type(a, 'white')
   Call: (201) [system] char_type(a, end_of_line)
   Fail: (201) [system] char_type(a, end_of_line)
   Call: (201) [system] char_type(a, space)
   Fail: (201) [system] char_type(a, space)
   Call: (201) [system] char_type(a, cntrl)
   Fail: (201) [system] char_type(a, cntrl)
^  Fail: (200) [user] is_like_space(a)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _811538)
   Exit: (199) [system] get_char((0x55798e5fad60), a)
   Call: (199) [system] a='('
   Fail: (199) [system] a='('
   Call: (199) [system] a='['
   Fail: (199) [system] a='['
   Call: (199) [system] a='{'
   Fail: (199) [system] a='{'
   Call: (199) [system] a='"'
   Fail: (199) [system] a='"'
   Call: (199) [system] a=!
   Fail: (199) [system] a=!
   Call: (199) [system] a='\''
   Fail: (199) [system] a='\''
   Call: (199) [system] a='`'
   Fail: (199) [system] a='`'
   Call: (199) [system] a=end_of_file
   Fail: (199) [system] a=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), a, _795526)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _829180)
   Call: (201) [system] peek_char((0x55798e5fad60), _830114)
   Exit: (201) [system] peek_char((0x55798e5fad60), b)
^  Call: (201) [user] is_delimiter(b)
   Call: (202) [system] char_type(b, space)
   Fail: (202) [system] char_type(b, space)
   Call: (202) [system] arg(_834834, v('(', ')', end_of_file), b)
   Fail: (202) [system] arg(_835766, v('(', ')', end_of_file), b)
^  Fail: (201) [user] is_delimiter(b)
   Call: (201) [system] ')'==b
   Fail: (201) [system] ')'==b
   Call: (201) [system] get_char((0x55798e5fad60), b)
   Exit: (201) [system] get_char((0x55798e5fad60), b)
   Call: (201) [system] b=(\)
   Fail: (201) [system] b=(\)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _843116)
   Call: (202) [system] peek_char((0x55798e5fad60), _844050)
   Exit: (202) [system] peek_char((0x55798e5fad60), c)
^  Call: (202) [user] is_delimiter(c)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] arg(_848770, v('(', ')', end_of_file), c)
   Fail: (203) [system] arg(_849702, v('(', ')', end_of_file), c)
^  Fail: (202) [user] is_delimiter(c)
   Call: (202) [system] ')'==c
   Fail: (202) [system] ')'==c
   Call: (202) [system] get_char((0x55798e5fad60), c)
   Exit: (202) [system] get_char((0x55798e5fad60), c)
   Call: (202) [system] c=(\)
   Fail: (202) [system] c=(\)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _857052)
   Call: (203) [system] peek_char((0x55798e5fad60), _857986)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _857052=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (202) [system] _843116=[c]
   Exit: (202) [system] [c]=[c]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (201) [system] _829180=[b, c]
   Exit: (201) [system] [b, c]=[b, c]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (200) [user] classify_and_convert_charseq(a, [b, c], _795526)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_872884, _872886), once(user:catch(read_from_chars([a, b, c], _795526), _872860, fail)), '$restore_trace'(_872884, _872886))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_872884, _872886))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _872860, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(abc)
   Exit: (201) [system] atomic(abc)
^  Exit: (200) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _880384)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _882242)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _889980)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _892684)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _907762)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _913332)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _915190)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _929344)
   Exit: (200) [system] get_char((0x55798e5fad60), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _913332)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _934914)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'I')
   Call: (202) [system] 'I'=(;)
   Fail: (202) [system] 'I'=(;)
^  Call: (202) [user] is_like_space('I')
   Call: (203) [system] char_type('I', 'white')
   Fail: (203) [system] char_type('I', 'white')
   Call: (203) [system] char_type('I', end_of_line)
   Fail: (203) [system] char_type('I', end_of_line)
   Call: (203) [system] char_type('I', space)
   Fail: (203) [system] char_type('I', space)
   Call: (203) [system] char_type('I', cntrl)
   Fail: (203) [system] char_type('I', cntrl)
^  Fail: (202) [user] is_like_space('I')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _949068)
   Exit: (201) [system] peek_char((0x55798e5fad60), 'I')
   Call: (201) [system] 'I'=')'
   Fail: (201) [system] 'I'=')'
   Call: (201) [system] 'I'=end_of_file
   Fail: (201) [system] 'I'=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _954638)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _956496)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'I')
   Call: (203) [system] 'I'=(;)
   Fail: (203) [system] 'I'=(;)
^  Call: (203) [user] is_like_space('I')
   Call: (204) [system] char_type('I', 'white')
   Fail: (204) [system] char_type('I', 'white')
   Call: (204) [system] char_type('I', end_of_line)
   Fail: (204) [system] char_type('I', end_of_line)
   Call: (204) [system] char_type('I', space)
   Fail: (204) [system] char_type('I', space)
   Call: (204) [system] char_type('I', cntrl)
   Fail: (204) [system] char_type('I', cntrl)
^  Fail: (203) [user] is_like_space('I')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _970650)
   Exit: (202) [system] get_char((0x55798e5fad60), 'I')
   Call: (202) [system] 'I'='('
   Fail: (202) [system] 'I'='('
   Call: (202) [system] 'I'='['
   Fail: (202) [system] 'I'='['
   Call: (202) [system] 'I'='{'
   Fail: (202) [system] 'I'='{'
   Call: (202) [system] 'I'='"'
   Fail: (202) [system] 'I'='"'
   Call: (202) [system] 'I'=!
   Fail: (202) [system] 'I'=!
   Call: (202) [system] 'I'='\''
   Fail: (202) [system] 'I'='\''
   Call: (202) [system] 'I'='`'
   Fail: (202) [system] 'I'='`'
   Call: (202) [system] 'I'=end_of_file
   Fail: (202) [system] 'I'=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), 'I', _954638)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _988292)
   Call: (204) [system] peek_char((0x55798e5fad60), _989226)
   Exit: (204) [system] peek_char((0x55798e5fad60), m)
^  Call: (204) [user] is_delimiter(m)
   Call: (205) [system] char_type(m, space)
   Fail: (205) [system] char_type(m, space)
   Call: (205) [system] arg(_993946, v('(', ')', end_of_file), m)
   Fail: (205) [system] arg(_994878, v('(', ')', end_of_file), m)
^  Fail: (204) [user] is_delimiter(m)
   Call: (204) [system] ')'==m
   Fail: (204) [system] ')'==m
   Call: (204) [system] get_char((0x55798e5fad60), m)
   Exit: (204) [system] get_char((0x55798e5fad60), m)
   Call: (204) [system] m=(\)
   Fail: (204) [system] m=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1002228)
   Call: (205) [system] peek_char((0x55798e5fad60), _1003162)
   Exit: (205) [system] peek_char((0x55798e5fad60), p)
^  Call: (205) [user] is_delimiter(p)
   Call: (206) [system] char_type(p, space)
   Fail: (206) [system] char_type(p, space)
   Call: (206) [system] arg(_1007882, v('(', ')', end_of_file), p)
   Fail: (206) [system] arg(_1008814, v('(', ')', end_of_file), p)
^  Fail: (205) [user] is_delimiter(p)
   Call: (205) [system] ')'==p
   Fail: (205) [system] ')'==p
   Call: (205) [system] get_char((0x55798e5fad60), p)
   Exit: (205) [system] get_char((0x55798e5fad60), p)
   Call: (205) [system] p=(\)
   Fail: (205) [system] p=(\)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1016164)
   Call: (206) [system] peek_char((0x55798e5fad60), _1017098)
   Exit: (206) [system] peek_char((0x55798e5fad60), l)
^  Call: (206) [user] is_delimiter(l)
   Call: (207) [system] char_type(l, space)
   Fail: (207) [system] char_type(l, space)
   Call: (207) [system] arg(_1021818, v('(', ')', end_of_file), l)
   Fail: (207) [system] arg(_1022750, v('(', ')', end_of_file), l)
^  Fail: (206) [user] is_delimiter(l)
   Call: (206) [system] ')'==l
   Fail: (206) [system] ')'==l
   Call: (206) [system] get_char((0x55798e5fad60), l)
   Exit: (206) [system] get_char((0x55798e5fad60), l)
   Call: (206) [system] l=(\)
   Fail: (206) [system] l=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1030100)
   Call: (207) [system] peek_char((0x55798e5fad60), _1031034)
   Exit: (207) [system] peek_char((0x55798e5fad60), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1035754, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1036686, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55798e5fad60), i)
   Exit: (207) [system] get_char((0x55798e5fad60), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1044036)
   Call: (208) [system] peek_char((0x55798e5fad60), _1044970)
   Exit: (208) [system] peek_char((0x55798e5fad60), c)
^  Call: (208) [user] is_delimiter(c)
   Call: (209) [system] char_type(c, space)
   Fail: (209) [system] char_type(c, space)
   Call: (209) [system] arg(_1049690, v('(', ')', end_of_file), c)
   Fail: (209) [system] arg(_1050622, v('(', ')', end_of_file), c)
^  Fail: (208) [user] is_delimiter(c)
   Call: (208) [system] ')'==c
   Fail: (208) [system] ')'==c
   Call: (208) [system] get_char((0x55798e5fad60), c)
   Exit: (208) [system] get_char((0x55798e5fad60), c)
   Call: (208) [system] c=(\)
   Fail: (208) [system] c=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1057972)
   Call: (209) [system] peek_char((0x55798e5fad60), _1058906)
   Exit: (209) [system] peek_char((0x55798e5fad60), a)
^  Call: (209) [user] is_delimiter(a)
   Call: (210) [system] char_type(a, space)
   Fail: (210) [system] char_type(a, space)
   Call: (210) [system] arg(_1063626, v('(', ')', end_of_file), a)
   Fail: (210) [system] arg(_1064558, v('(', ')', end_of_file), a)
^  Fail: (209) [user] is_delimiter(a)
   Call: (209) [system] ')'==a
   Fail: (209) [system] ')'==a
   Call: (209) [system] get_char((0x55798e5fad60), a)
   Exit: (209) [system] get_char((0x55798e5fad60), a)
   Call: (209) [system] a=(\)
   Fail: (209) [system] a=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1071908)
   Call: (210) [system] peek_char((0x55798e5fad60), _1072842)
   Exit: (210) [system] peek_char((0x55798e5fad60), t)
^  Call: (210) [user] is_delimiter(t)
   Call: (211) [system] char_type(t, space)
   Fail: (211) [system] char_type(t, space)
   Call: (211) [system] arg(_1077562, v('(', ')', end_of_file), t)
   Fail: (211) [system] arg(_1078494, v('(', ')', end_of_file), t)
^  Fail: (210) [user] is_delimiter(t)
   Call: (210) [system] ')'==t
   Fail: (210) [system] ')'==t
   Call: (210) [system] get_char((0x55798e5fad60), t)
   Exit: (210) [system] get_char((0x55798e5fad60), t)
   Call: (210) [system] t=(\)
   Fail: (210) [system] t=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1085844)
   Call: (211) [system] peek_char((0x55798e5fad60), _1086778)
   Exit: (211) [system] peek_char((0x55798e5fad60), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_1091498, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_1092430, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55798e5fad60), i)
   Exit: (211) [system] get_char((0x55798e5fad60), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1099780)
   Call: (212) [system] peek_char((0x55798e5fad60), _1100714)
   Exit: (212) [system] peek_char((0x55798e5fad60), o)
^  Call: (212) [user] is_delimiter(o)
   Call: (213) [system] char_type(o, space)
   Fail: (213) [system] char_type(o, space)
   Call: (213) [system] arg(_1105434, v('(', ')', end_of_file), o)
   Fail: (213) [system] arg(_1106366, v('(', ')', end_of_file), o)
^  Fail: (212) [user] is_delimiter(o)
   Call: (212) [system] ')'==o
   Fail: (212) [system] ')'==o
   Call: (212) [system] get_char((0x55798e5fad60), o)
   Exit: (212) [system] get_char((0x55798e5fad60), o)
   Call: (212) [system] o=(\)
   Fail: (212) [system] o=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1113716)
   Call: (213) [system] peek_char((0x55798e5fad60), _1114650)
   Exit: (213) [system] peek_char((0x55798e5fad60), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_1119370, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_1120302, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55798e5fad60), n)
   Exit: (213) [system] get_char((0x55798e5fad60), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1127652)
   Call: (214) [system] peek_char((0x55798e5fad60), _1128586)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _1127652=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (213) [system] _1113716=[n]
   Exit: (213) [system] [n]=[n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (212) [system] _1099780=[o, n]
   Exit: (212) [system] [o, n]=[o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (211) [system] _1085844=[i, o, n]
   Exit: (211) [system] [i, o, n]=[i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (210) [system] _1071908=[t, i, o, n]
   Exit: (210) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (209) [system] _1057972=[a, t, i, o, n]
   Exit: (209) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (208) [system] _1044036=[c, a, t, i, o, n]
   Exit: (208) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (207) [system] _1030100=[i, c, a, t, i, o, n]
   Exit: (207) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (206) [system] _1016164=[l, i, c, a, t, i, o, n]
   Exit: (206) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (205) [system] _1002228=[p, l, i, c, a, t, i, o, n]
   Exit: (205) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (204) [system] _988292=[m, p, l, i, c, a, t, i, o, n]
   Exit: (204) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (203) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _954638)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_1165836, _1165838), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _954638), _1165812, fail)), '$restore_trace'(_1165836, _1165838))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_1165836, _1165838))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _954638), _1165812, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(_954638)
   Fail: (204) [system] atomic(_954638)
   Call: (204) [system] atom_chars(_954638, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (204) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (203) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1175212)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1177070)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1184808)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1187512)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1202590)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=')'
   Fail: (202) [system] '('=')'
   Call: (202) [system] '('=end_of_file
   Fail: (202) [system] '('=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1208160)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1210018)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _1224172)
   Exit: (203) [system] get_char((0x55798e5fad60), '(')
   Call: (203) [system] '('='('
   Exit: (203) [system] '('='('
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _1208160)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1229742)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'A')
   Call: (205) [system] 'A'=(;)
   Fail: (205) [system] 'A'=(;)
^  Call: (205) [user] is_like_space('A')
   Call: (206) [system] char_type('A', 'white')
   Fail: (206) [system] char_type('A', 'white')
   Call: (206) [system] char_type('A', end_of_line)
   Fail: (206) [system] char_type('A', end_of_line)
   Call: (206) [system] char_type('A', space)
   Fail: (206) [system] char_type('A', space)
   Call: (206) [system] char_type('A', cntrl)
   Fail: (206) [system] char_type('A', cntrl)
^  Fail: (205) [user] is_like_space('A')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1243896)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'A')
   Call: (204) [system] 'A'=')'
   Fail: (204) [system] 'A'=')'
   Call: (204) [system] 'A'=end_of_file
   Fail: (204) [system] 'A'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _1249466)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1251324)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'A')
   Call: (206) [system] 'A'=(;)
   Fail: (206) [system] 'A'=(;)
^  Call: (206) [user] is_like_space('A')
   Call: (207) [system] char_type('A', 'white')
   Fail: (207) [system] char_type('A', 'white')
   Call: (207) [system] char_type('A', end_of_line)
   Fail: (207) [system] char_type('A', end_of_line)
   Call: (207) [system] char_type('A', space)
   Fail: (207) [system] char_type('A', space)
   Call: (207) [system] char_type('A', cntrl)
   Fail: (207) [system] char_type('A', cntrl)
^  Fail: (206) [user] is_like_space('A')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _1265478)
   Exit: (205) [system] get_char((0x55798e5fad60), 'A')
   Call: (205) [system] 'A'='('
   Fail: (205) [system] 'A'='('
   Call: (205) [system] 'A'='['
   Fail: (205) [system] 'A'='['
   Call: (205) [system] 'A'='{'
   Fail: (205) [system] 'A'='{'
   Call: (205) [system] 'A'='"'
   Fail: (205) [system] 'A'='"'
   Call: (205) [system] 'A'=!
   Fail: (205) [system] 'A'=!
   Call: (205) [system] 'A'='\''
   Fail: (205) [system] 'A'='\''
   Call: (205) [system] 'A'='`'
   Fail: (205) [system] 'A'='`'
   Call: (205) [system] 'A'=end_of_file
   Fail: (205) [system] 'A'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1249466)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1283120)
   Call: (207) [system] peek_char((0x55798e5fad60), _1284054)
   Exit: (207) [system] peek_char((0x55798e5fad60), n)
^  Call: (207) [user] is_delimiter(n)
   Call: (208) [system] char_type(n, space)
   Fail: (208) [system] char_type(n, space)
   Call: (208) [system] arg(_1288774, v('(', ')', end_of_file), n)
   Fail: (208) [system] arg(_1289706, v('(', ')', end_of_file), n)
^  Fail: (207) [user] is_delimiter(n)
   Call: (207) [system] ')'==n
   Fail: (207) [system] ')'==n
   Call: (207) [system] get_char((0x55798e5fad60), n)
   Exit: (207) [system] get_char((0x55798e5fad60), n)
   Call: (207) [system] n=(\)
   Fail: (207) [system] n=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1297056)
   Call: (208) [system] peek_char((0x55798e5fad60), _1297990)
   Exit: (208) [system] peek_char((0x55798e5fad60), d)
^  Call: (208) [user] is_delimiter(d)
   Call: (209) [system] char_type(d, space)
   Fail: (209) [system] char_type(d, space)
   Call: (209) [system] arg(_1302710, v('(', ')', end_of_file), d)
   Fail: (209) [system] arg(_1303642, v('(', ')', end_of_file), d)
^  Fail: (208) [user] is_delimiter(d)
   Call: (208) [system] ')'==d
   Fail: (208) [system] ')'==d
   Call: (208) [system] get_char((0x55798e5fad60), d)
   Exit: (208) [system] get_char((0x55798e5fad60), d)
   Call: (208) [system] d=(\)
   Fail: (208) [system] d=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1310992)
   Call: (209) [system] peek_char((0x55798e5fad60), _1311926)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (209) [user] is_delimiter('L')
   Call: (210) [system] char_type('L', space)
   Fail: (210) [system] char_type('L', space)
   Call: (210) [system] arg(_1316646, v('(', ')', end_of_file), 'L')
   Fail: (210) [system] arg(_1317578, v('(', ')', end_of_file), 'L')
^  Fail: (209) [user] is_delimiter('L')
   Call: (209) [system] ')'=='L'
   Fail: (209) [system] ')'=='L'
   Call: (209) [system] get_char((0x55798e5fad60), 'L')
   Exit: (209) [system] get_char((0x55798e5fad60), 'L')
   Call: (209) [system] 'L'=(\)
   Fail: (209) [system] 'L'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1324928)
   Call: (210) [system] peek_char((0x55798e5fad60), _1325862)
   Exit: (210) [system] peek_char((0x55798e5fad60), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_1330582, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_1331514, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55798e5fad60), i)
   Exit: (210) [system] get_char((0x55798e5fad60), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1338864)
   Call: (211) [system] peek_char((0x55798e5fad60), _1339798)
   Exit: (211) [system] peek_char((0x55798e5fad60), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_1344518, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_1345450, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55798e5fad60), n)
   Exit: (211) [system] get_char((0x55798e5fad60), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1352800)
   Call: (212) [system] peek_char((0x55798e5fad60), _1353734)
   Exit: (212) [system] peek_char((0x55798e5fad60), k)
^  Call: (212) [user] is_delimiter(k)
   Call: (213) [system] char_type(k, space)
   Fail: (213) [system] char_type(k, space)
   Call: (213) [system] arg(_1358454, v('(', ')', end_of_file), k)
   Fail: (213) [system] arg(_1359386, v('(', ')', end_of_file), k)
^  Fail: (212) [user] is_delimiter(k)
   Call: (212) [system] ')'==k
   Fail: (212) [system] ')'==k
   Call: (212) [system] get_char((0x55798e5fad60), k)
   Exit: (212) [system] get_char((0x55798e5fad60), k)
   Call: (212) [system] k=(\)
   Fail: (212) [system] k=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1366736)
   Call: (213) [system] peek_char((0x55798e5fad60), _1367670)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _1366736=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (212) [system] _1352800=[k]
   Exit: (212) [system] [k]=[k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (211) [system] _1338864=[n, k]
   Exit: (211) [system] [n, k]=[n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (210) [system] _1324928=[i, n, k]
   Exit: (210) [system] [i, n, k]=[i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (209) [system] _1310992=['L', i, n, k]
   Exit: (209) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (208) [system] _1297056=[d, 'L', i, n, k]
   Exit: (208) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (207) [system] _1283120=[n, d, 'L', i, n, k]
   Exit: (207) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (206) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1249466)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_1393744, _1393746), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1249466), _1393720, fail)), '$restore_trace'(_1393744, _1393746))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_1393744, _1393746))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1249466), _1393720, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_1249466)
   Fail: (207) [system] atomic(_1249466)
   Call: (207) [system] atom_chars(_1249466, ['A', n, d, 'L', i, n, k])
   Exit: (207) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (206) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (205) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _1403120)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1404978)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _1412716)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1415420)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'A')
   Call: (207) [system] 'A'=(;)
   Fail: (207) [system] 'A'=(;)
^  Call: (207) [user] is_like_space('A')
   Call: (208) [system] char_type('A', 'white')
   Fail: (208) [system] char_type('A', 'white')
   Call: (208) [system] char_type('A', end_of_line)
   Fail: (208) [system] char_type('A', end_of_line)
   Call: (208) [system] char_type('A', space)
   Fail: (208) [system] char_type('A', space)
   Call: (208) [system] char_type('A', cntrl)
   Fail: (208) [system] char_type('A', cntrl)
^  Fail: (207) [user] is_like_space('A')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1430498)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'A')
   Call: (205) [system] 'A'=')'
   Fail: (205) [system] 'A'=')'
   Call: (205) [system] 'A'=end_of_file
   Fail: (205) [system] 'A'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _1436068)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1437926)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'A')
   Call: (207) [system] 'A'=(;)
   Fail: (207) [system] 'A'=(;)
^  Call: (207) [user] is_like_space('A')
   Call: (208) [system] char_type('A', 'white')
   Fail: (208) [system] char_type('A', 'white')
   Call: (208) [system] char_type('A', end_of_line)
   Fail: (208) [system] char_type('A', end_of_line)
   Call: (208) [system] char_type('A', space)
   Fail: (208) [system] char_type('A', space)
   Call: (208) [system] char_type('A', cntrl)
   Fail: (208) [system] char_type('A', cntrl)
^  Fail: (207) [user] is_like_space('A')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _1452080)
   Exit: (206) [system] get_char((0x55798e5fad60), 'A')
   Call: (206) [system] 'A'='('
   Fail: (206) [system] 'A'='('
   Call: (206) [system] 'A'='['
   Fail: (206) [system] 'A'='['
   Call: (206) [system] 'A'='{'
   Fail: (206) [system] 'A'='{'
   Call: (206) [system] 'A'='"'
   Fail: (206) [system] 'A'='"'
   Call: (206) [system] 'A'=!
   Fail: (206) [system] 'A'=!
   Call: (206) [system] 'A'='\''
   Fail: (206) [system] 'A'='\''
   Call: (206) [system] 'A'='`'
   Fail: (206) [system] 'A'='`'
   Call: (206) [system] 'A'=end_of_file
   Fail: (206) [system] 'A'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1436068)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1469722)
   Call: (208) [system] peek_char((0x55798e5fad60), _1470656)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1469722=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (207) [user] classify_and_convert_charseq('A', [], _1436068)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_1479966, _1479968), once(user:catch(read_from_chars(['A'], _1436068), _1479942, fail)), '$restore_trace'(_1479966, _1479968))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_1479966, _1479968))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1436068), _1479942, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_1436068)
   Fail: (208) [system] atomic(_1436068)
   Call: (208) [system] atom_chars(_1436068, ['A'])
   Exit: (208) [system] atom_chars('A', ['A'])
^  Exit: (207) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (206) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _1489342)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1491200)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _1498938)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1501642)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'B')
   Call: (208) [system] 'B'=(;)
   Fail: (208) [system] 'B'=(;)
^  Call: (208) [user] is_like_space('B')
   Call: (209) [system] char_type('B', 'white')
   Fail: (209) [system] char_type('B', 'white')
   Call: (209) [system] char_type('B', end_of_line)
   Fail: (209) [system] char_type('B', end_of_line)
   Call: (209) [system] char_type('B', space)
   Fail: (209) [system] char_type('B', space)
   Call: (209) [system] char_type('B', cntrl)
   Fail: (209) [system] char_type('B', cntrl)
^  Fail: (208) [user] is_like_space('B')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1516720)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'B')
   Call: (206) [system] 'B'=')'
   Fail: (206) [system] 'B'=')'
   Call: (206) [system] 'B'=end_of_file
   Fail: (206) [system] 'B'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _1522290)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1524148)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'B')
   Call: (208) [system] 'B'=(;)
   Fail: (208) [system] 'B'=(;)
^  Call: (208) [user] is_like_space('B')
   Call: (209) [system] char_type('B', 'white')
   Fail: (209) [system] char_type('B', 'white')
   Call: (209) [system] char_type('B', end_of_line)
   Fail: (209) [system] char_type('B', end_of_line)
   Call: (209) [system] char_type('B', space)
   Fail: (209) [system] char_type('B', space)
   Call: (209) [system] char_type('B', cntrl)
   Fail: (209) [system] char_type('B', cntrl)
^  Fail: (208) [user] is_like_space('B')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _1538302)
   Exit: (207) [system] get_char((0x55798e5fad60), 'B')
   Call: (207) [system] 'B'='('
   Fail: (207) [system] 'B'='('
   Call: (207) [system] 'B'='['
   Fail: (207) [system] 'B'='['
   Call: (207) [system] 'B'='{'
   Fail: (207) [system] 'B'='{'
   Call: (207) [system] 'B'='"'
   Fail: (207) [system] 'B'='"'
   Call: (207) [system] 'B'=!
   Fail: (207) [system] 'B'=!
   Call: (207) [system] 'B'='\''
   Fail: (207) [system] 'B'='\''
   Call: (207) [system] 'B'='`'
   Fail: (207) [system] 'B'='`'
   Call: (207) [system] 'B'=end_of_file
   Fail: (207) [system] 'B'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1522290)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1555944)
   Call: (209) [system] peek_char((0x55798e5fad60), _1556878)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
^  Call: (209) [user] is_delimiter(')')
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] arg(_1561598, v('(', ')', end_of_file), ')')
   Exit: (210) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (209) [user] is_delimiter(')')
   Call: (209) [system] _1555944=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (208) [user] classify_and_convert_charseq('B', [], _1522290)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_1568060, _1568062), once(user:catch(read_from_chars(['B'], _1522290), _1568036, fail)), '$restore_trace'(_1568060, _1568062))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_1568060, _1568062))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1522290), _1568036, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_1522290)
   Fail: (209) [system] atomic(_1522290)
   Call: (209) [system] atom_chars(_1522290, ['B'])
   Exit: (209) [system] atom_chars('B', ['B'])
^  Exit: (208) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (207) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1577436)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1579294)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
   Call: (208) [system] ')'=(;)
   Fail: (208) [system] ')'=(;)
^  Call: (208) [user] is_like_space(')')
   Call: (209) [system] char_type(')', 'white')
   Fail: (209) [system] char_type(')', 'white')
   Call: (209) [system] char_type(')', end_of_line)
   Fail: (209) [system] char_type(')', end_of_line)
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] char_type(')', cntrl)
   Fail: (209) [system] char_type(')', cntrl)
^  Fail: (208) [user] is_like_space(')')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1593448)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
   Call: (207) [system] ')'=')'
   Exit: (207) [system] ')'=')'
   Call: (207) [system] get_char((0x55798e5fad60), _1597238)
   Exit: (207) [system] get_char((0x55798e5fad60), ')')
   Call: (207) [system] _1577436=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [])
   Call: (206) [system] _1489342=['B']
   Exit: (206) [system] ['B']=['B']
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (205) [system] _1403120=['A', 'B']
   Exit: (205) [system] ['A', 'B']=['A', 'B']
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (204) [system] _1208160=['AndLink', 'A', 'B']
   Exit: (204) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _1611120)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1612978)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _1620716)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1623420)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'C')
   Call: (205) [system] 'C'=(;)
   Fail: (205) [system] 'C'=(;)
^  Call: (205) [user] is_like_space('C')
   Call: (206) [system] char_type('C', 'white')
   Fail: (206) [system] char_type('C', 'white')
   Call: (206) [system] char_type('C', end_of_line)
   Fail: (206) [system] char_type('C', end_of_line)
   Call: (206) [system] char_type('C', space)
   Fail: (206) [system] char_type('C', space)
   Call: (206) [system] char_type('C', cntrl)
   Fail: (206) [system] char_type('C', cntrl)
^  Fail: (205) [user] is_like_space('C')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1638498)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'C')
   Call: (203) [system] 'C'=')'
   Fail: (203) [system] 'C'=')'
   Call: (203) [system] 'C'=end_of_file
   Fail: (203) [system] 'C'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _1644068)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1645926)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'C')
   Call: (205) [system] 'C'=(;)
   Fail: (205) [system] 'C'=(;)
^  Call: (205) [user] is_like_space('C')
   Call: (206) [system] char_type('C', 'white')
   Fail: (206) [system] char_type('C', 'white')
   Call: (206) [system] char_type('C', end_of_line)
   Fail: (206) [system] char_type('C', end_of_line)
   Call: (206) [system] char_type('C', space)
   Fail: (206) [system] char_type('C', space)
   Call: (206) [system] char_type('C', cntrl)
   Fail: (206) [system] char_type('C', cntrl)
^  Fail: (205) [user] is_like_space('C')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _1660080)
   Exit: (204) [system] get_char((0x55798e5fad60), 'C')
   Call: (204) [system] 'C'='('
   Fail: (204) [system] 'C'='('
   Call: (204) [system] 'C'='['
   Fail: (204) [system] 'C'='['
   Call: (204) [system] 'C'='{'
   Fail: (204) [system] 'C'='{'
   Call: (204) [system] 'C'='"'
   Fail: (204) [system] 'C'='"'
   Call: (204) [system] 'C'=!
   Fail: (204) [system] 'C'=!
   Call: (204) [system] 'C'='\''
   Fail: (204) [system] 'C'='\''
   Call: (204) [system] 'C'='`'
   Fail: (204) [system] 'C'='`'
   Call: (204) [system] 'C'=end_of_file
   Fail: (204) [system] 'C'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1644068)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _1677722)
   Call: (206) [system] peek_char((0x55798e5fad60), _1678656)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
^  Call: (206) [user] is_delimiter(')')
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] arg(_1683376, v('(', ')', end_of_file), ')')
   Exit: (207) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (206) [user] is_delimiter(')')
   Call: (206) [system] _1677722=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (205) [user] classify_and_convert_charseq('C', [], _1644068)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_1689838, _1689840), once(user:catch(read_from_chars(['C'], _1644068), _1689814, fail)), '$restore_trace'(_1689838, _1689840))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_1689838, _1689840))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1644068), _1689814, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_1644068)
   Fail: (206) [system] atomic(_1644068)
   Call: (206) [system] atom_chars(_1644068, ['C'])
   Exit: (206) [system] atom_chars('C', ['C'])
^  Exit: (205) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _1699214)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1701072)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1715226)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55798e5fad60), _1719016)
   Exit: (204) [system] get_char((0x55798e5fad60), ')')
   Call: (204) [system] _1699214=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [])
   Call: (203) [system] _1611120=['C']
   Exit: (203) [system] ['C']=['C']
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (202) [system] _1175212=[['AndLink', 'A', 'B'], 'C']
   Exit: (202) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (201) [system] _913332=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (201) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1732898)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1734756)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=(;)
   Fail: (201) [system] ')'=(;)
^  Call: (201) [user] is_like_space(')')
   Call: (202) [system] char_type(')', 'white')
   Fail: (202) [system] char_type(')', 'white')
   Call: (202) [system] char_type(')', end_of_line)
   Fail: (202) [system] char_type(')', end_of_line)
   Call: (202) [system] char_type(')', space)
   Fail: (202) [system] char_type(')', space)
   Call: (202) [system] char_type(')', cntrl)
   Fail: (202) [system] char_type(')', cntrl)
^  Fail: (201) [user] is_like_space(')')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1748910)
   Exit: (200) [system] peek_char((0x55798e5fad60), ')')
   Call: (200) [system] ')'=')'
   Exit: (200) [system] ')'=')'
   Call: (200) [system] get_char((0x55798e5fad60), _1752700)
   Exit: (200) [system] get_char((0x55798e5fad60), ')')
   Call: (200) [system] _1732898=[]
   Exit: (200) [system] []=[]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [])
   Call: (199) [system] _880384=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (199) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (198) [system] _762578=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (198) [system] [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (197) [system] _669874=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (197) [system] [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]=[:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (196) [user] read_list(')', (0x55798e5fad60), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (195) [user] cont_sexpr(')', (0x55798e5fad60), [:, abc, ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (195) [user] read_list(')', (0x55798e5fad60), _1766582)
^  Call: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _1768440)
   Exit: (197) [system] peek_char((0x55798e5fad60), '\n')
   Call: (197) [system] '\n'=(;)
   Fail: (197) [system] '\n'=(;)
^  Call: (197) [user] is_like_space('\n')
   Call: (198) [system] char_type('\n', 'white')
   Fail: (198) [system] char_type('\n', 'white')
   Call: (198) [system] char_type('\n', end_of_line)
   Exit: (198) [system] char_type('\n', end_of_line)
^  Exit: (197) [user] is_like_space('\n')
   Call: (197) [system] get_char((0x55798e5fad60), _1778034)
   Exit: (197) [system] get_char((0x55798e5fad60), '\n')
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1780738)
   Exit: (198) [system] peek_char((0x55798e5fad60), ' ')
   Call: (198) [system] ' '=(;)
   Fail: (198) [system] ' '=(;)
^  Call: (198) [user] is_like_space(' ')
   Call: (199) [system] char_type(' ', 'white')
   Exit: (199) [system] char_type(' ', 'white')
^  Exit: (198) [user] is_like_space(' ')
   Call: (198) [system] get_char((0x55798e5fad60), _1788476)
   Exit: (198) [system] get_char((0x55798e5fad60), ' ')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1791180)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
^  Exit: (196) [user] skip_spaces((0x55798e5fad60))
   Call: (196) [system] peek_char((0x55798e5fad60), _1807182)
   Exit: (196) [system] peek_char((0x55798e5fad60), '(')
   Call: (196) [system] '('=')'
   Fail: (196) [system] '('=')'
   Call: (196) [system] '('=end_of_file
   Fail: (196) [system] '('=end_of_file
^  Call: (196) [user] cont_sexpr(')', (0x55798e5fad60), _1812752)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1814610)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=(;)
   Fail: (198) [system] '('=(;)
^  Call: (198) [user] is_like_space('(')
   Call: (199) [system] char_type('(', 'white')
   Fail: (199) [system] char_type('(', 'white')
   Call: (199) [system] char_type('(', end_of_line)
   Fail: (199) [system] char_type('(', end_of_line)
   Call: (199) [system] char_type('(', space)
   Fail: (199) [system] char_type('(', space)
   Call: (199) [system] char_type('(', cntrl)
   Fail: (199) [system] char_type('(', cntrl)
^  Fail: (198) [user] is_like_space('(')
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] get_char((0x55798e5fad60), _1828764)
   Exit: (197) [system] get_char((0x55798e5fad60), '(')
   Call: (197) [system] '('='('
   Exit: (197) [system] '('='('
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1812752)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1834334)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=(;)
   Fail: (199) [system] (:)=(;)
^  Call: (199) [user] is_like_space(:)
   Call: (200) [system] char_type(:, 'white')
   Fail: (200) [system] char_type(:, 'white')
   Call: (200) [system] char_type(:, end_of_line)
   Fail: (200) [system] char_type(:, end_of_line)
   Call: (200) [system] char_type(:, space)
   Fail: (200) [system] char_type(:, space)
   Call: (200) [system] char_type(:, cntrl)
   Fail: (200) [system] char_type(:, cntrl)
^  Fail: (199) [user] is_like_space(:)
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1848488)
   Exit: (198) [system] peek_char((0x55798e5fad60), :)
   Call: (198) [system] (:)=')'
   Fail: (198) [system] (:)=')'
   Call: (198) [system] (:)=end_of_file
   Fail: (198) [system] (:)=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1854058)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1855916)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1870070)
   Exit: (199) [system] get_char((0x55798e5fad60), :)
   Call: (199) [system] (:)='('
   Fail: (199) [system] (:)='('
   Call: (199) [system] (:)='['
   Fail: (199) [system] (:)='['
   Call: (199) [system] (:)='{'
   Fail: (199) [system] (:)='{'
   Call: (199) [system] (:)='"'
   Fail: (199) [system] (:)='"'
   Call: (199) [system] (:)=!
   Fail: (199) [system] (:)=!
   Call: (199) [system] (:)='\''
   Fail: (199) [system] (:)='\''
   Call: (199) [system] (:)='`'
   Fail: (199) [system] (:)='`'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] read_symbolic(')', (0x55798e5fad60), :, _1854058)
^  Call: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), _1887712)
   Call: (201) [system] peek_char((0x55798e5fad60), _1888646)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (201) [user] is_delimiter(' ')
   Call: (202) [system] char_type(' ', space)
   Exit: (202) [system] char_type(' ', space)
^  Exit: (201) [user] is_delimiter(' ')
   Call: (201) [system] _1887712=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (200) [user] classify_and_convert_charseq(:, [], _1854058)
^  Call: (202) [system] setup_call_cleanup('$notrace'(_1897956, _1897958), once(user:catch(read_from_chars([:], _1854058), _1897932, fail)), '$restore_trace'(_1897956, _1897958))
^  Call: (203) [system] sig_atomic(system:'$notrace'(_1897956, _1897958))
^  Exit: (202) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1897932, fail)), system:'$restore_trace'(3, -1))
   Call: (201) [system] atomic(:)
   Exit: (201) [system] atomic(:)
^  Exit: (200) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (199) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1905456)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1907314)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1915052)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1917756)
   Exit: (201) [system] peek_char((0x55798e5fad60), a)
   Call: (201) [system] a=(;)
   Fail: (201) [system] a=(;)
^  Call: (201) [user] is_like_space(a)
   Call: (202) [system] char_type(a, 'white')
   Fail: (202) [system] char_type(a, 'white')
   Call: (202) [system] char_type(a, end_of_line)
   Fail: (202) [system] char_type(a, end_of_line)
   Call: (202) [system] char_type(a, space)
   Fail: (202) [system] char_type(a, space)
   Call: (202) [system] char_type(a, cntrl)
   Fail: (202) [system] char_type(a, cntrl)
^  Fail: (201) [user] is_like_space(a)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1932834)
   Exit: (199) [system] peek_char((0x55798e5fad60), a)
   Call: (199) [system] a=')'
   Fail: (199) [system] a=')'
   Call: (199) [system] a=end_of_file
   Fail: (199) [system] a=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1938404)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1940262)
   Exit: (201) [system] peek_char((0x55798e5fad60), a)
   Call: (201) [system] a=(;)
   Fail: (201) [system] a=(;)
^  Call: (201) [user] is_like_space(a)
   Call: (202) [system] char_type(a, 'white')
   Fail: (202) [system] char_type(a, 'white')
   Call: (202) [system] char_type(a, end_of_line)
   Fail: (202) [system] char_type(a, end_of_line)
   Call: (202) [system] char_type(a, space)
   Fail: (202) [system] char_type(a, space)
   Call: (202) [system] char_type(a, cntrl)
   Fail: (202) [system] char_type(a, cntrl)
^  Fail: (201) [user] is_like_space(a)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1954416)
   Exit: (200) [system] get_char((0x55798e5fad60), a)
   Call: (200) [system] a='('
   Fail: (200) [system] a='('
   Call: (200) [system] a='['
   Fail: (200) [system] a='['
   Call: (200) [system] a='{'
   Fail: (200) [system] a='{'
   Call: (200) [system] a='"'
   Fail: (200) [system] a='"'
   Call: (200) [system] a=!
   Fail: (200) [system] a=!
   Call: (200) [system] a='\''
   Fail: (200) [system] a='\''
   Call: (200) [system] a='`'
   Fail: (200) [system] a='`'
   Call: (200) [system] a=end_of_file
   Fail: (200) [system] a=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), a, _1938404)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _1972058)
   Call: (202) [system] peek_char((0x55798e5fad60), _1972992)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _1972058=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (201) [user] classify_and_convert_charseq(a, [], _1938404)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_1982302, _1982304), once(user:catch(read_from_chars([a], _1938404), _1982278, fail)), '$restore_trace'(_1982302, _1982304))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_1982302, _1982304))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1982278, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(a)
   Exit: (202) [system] atomic(a)
^  Exit: (201) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1989802)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1991660)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1999398)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _2002102)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'B')
   Call: (202) [system] 'B'=(;)
   Fail: (202) [system] 'B'=(;)
^  Call: (202) [user] is_like_space('B')
   Call: (203) [system] char_type('B', 'white')
   Fail: (203) [system] char_type('B', 'white')
   Call: (203) [system] char_type('B', end_of_line)
   Fail: (203) [system] char_type('B', end_of_line)
   Call: (203) [system] char_type('B', space)
   Fail: (203) [system] char_type('B', space)
   Call: (203) [system] char_type('B', cntrl)
   Fail: (203) [system] char_type('B', cntrl)
^  Fail: (202) [user] is_like_space('B')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _2017180)
   Exit: (200) [system] peek_char((0x55798e5fad60), 'B')
   Call: (200) [system] 'B'=')'
   Fail: (200) [system] 'B'=')'
   Call: (200) [system] 'B'=end_of_file
   Fail: (200) [system] 'B'=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _2022750)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _2024608)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'B')
   Call: (202) [system] 'B'=(;)
   Fail: (202) [system] 'B'=(;)
^  Call: (202) [user] is_like_space('B')
   Call: (203) [system] char_type('B', 'white')
   Fail: (203) [system] char_type('B', 'white')
   Call: (203) [system] char_type('B', end_of_line)
   Fail: (203) [system] char_type('B', end_of_line)
   Call: (203) [system] char_type('B', space)
   Fail: (203) [system] char_type('B', space)
   Call: (203) [system] char_type('B', cntrl)
   Fail: (203) [system] char_type('B', cntrl)
^  Fail: (202) [user] is_like_space('B')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _2038762)
   Exit: (201) [system] get_char((0x55798e5fad60), 'B')
   Call: (201) [system] 'B'='('
   Fail: (201) [system] 'B'='('
   Call: (201) [system] 'B'='['
   Fail: (201) [system] 'B'='['
   Call: (201) [system] 'B'='{'
   Fail: (201) [system] 'B'='{'
   Call: (201) [system] 'B'='"'
   Fail: (201) [system] 'B'='"'
   Call: (201) [system] 'B'=!
   Fail: (201) [system] 'B'=!
   Call: (201) [system] 'B'='\''
   Fail: (201) [system] 'B'='\''
   Call: (201) [system] 'B'='`'
   Fail: (201) [system] 'B'='`'
   Call: (201) [system] 'B'=end_of_file
   Fail: (201) [system] 'B'=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), 'B', _2022750)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _2056404)
   Call: (203) [system] peek_char((0x55798e5fad60), _2057338)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
^  Call: (203) [user] is_delimiter(')')
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] arg(_2062058, v('(', ')', end_of_file), ')')
   Exit: (204) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (203) [user] is_delimiter(')')
   Call: (203) [system] _2056404=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (202) [user] classify_and_convert_charseq('B', [], _2022750)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_2068520, _2068522), once(user:catch(read_from_chars(['B'], _2022750), _2068496, fail)), '$restore_trace'(_2068520, _2068522))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_2068520, _2068522))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _2022750), _2068496, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(_2022750)
   Fail: (203) [system] atomic(_2022750)
   Call: (203) [system] atom_chars(_2022750, ['B'])
   Exit: (203) [system] atom_chars('B', ['B'])
^  Exit: (202) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _2077896)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _2079754)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=(;)
   Fail: (202) [system] ')'=(;)
^  Call: (202) [user] is_like_space(')')
   Call: (203) [system] char_type(')', 'white')
   Fail: (203) [system] char_type(')', 'white')
   Call: (203) [system] char_type(')', end_of_line)
   Fail: (203) [system] char_type(')', end_of_line)
   Call: (203) [system] char_type(')', space)
   Fail: (203) [system] char_type(')', space)
   Call: (203) [system] char_type(')', cntrl)
   Fail: (203) [system] char_type(')', cntrl)
^  Fail: (202) [user] is_like_space(')')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _2093908)
   Exit: (201) [system] peek_char((0x55798e5fad60), ')')
   Call: (201) [system] ')'=')'
   Exit: (201) [system] ')'=')'
   Call: (201) [system] get_char((0x55798e5fad60), _4404)
   Exit: (201) [system] get_char((0x55798e5fad60), ')')
   Call: (201) [system] _3568=[]
   Exit: (201) [system] []=[]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [])
   Call: (200) [system] _3562=['B']
   Exit: (200) [system] ['B']=['B']
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (199) [system] _3556=[a, 'B']
   Exit: (199) [system] [a, 'B']=[a, 'B']
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [a, 'B'])
   Call: (198) [system] _3548=[:, a, 'B']
   Exit: (198) [system] [:, a, 'B']=[:, a, 'B']
^  Exit: (197) [user] read_list(')', (0x55798e5fad60), [:, a, 'B'])
^  Exit: (196) [user] cont_sexpr(')', (0x55798e5fad60), [:, a, 'B'])
^  Call: (196) [user] read_list(')', (0x55798e5fad60), _18286)
^  Call: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _20144)
   Exit: (198) [system] peek_char((0x55798e5fad60), '\n')
   Call: (198) [system] '\n'=(;)
   Fail: (198) [system] '\n'=(;)
^  Call: (198) [user] is_like_space('\n')
   Call: (199) [system] char_type('\n', 'white')
   Fail: (199) [system] char_type('\n', 'white')
   Call: (199) [system] char_type('\n', end_of_line)
   Exit: (199) [system] char_type('\n', end_of_line)
^  Exit: (198) [user] is_like_space('\n')
   Call: (198) [system] get_char((0x55798e5fad60), _29738)
   Exit: (198) [system] get_char((0x55798e5fad60), '\n')
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _32442)
   Exit: (199) [system] peek_char((0x55798e5fad60), ' ')
   Call: (199) [system] ' '=(;)
   Fail: (199) [system] ' '=(;)
^  Call: (199) [user] is_like_space(' ')
   Call: (200) [system] char_type(' ', 'white')
   Exit: (200) [system] char_type(' ', 'white')
^  Exit: (199) [user] is_like_space(' ')
   Call: (199) [system] get_char((0x55798e5fad60), _40180)
   Exit: (199) [system] get_char((0x55798e5fad60), ' ')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _42884)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
^  Exit: (197) [user] skip_spaces((0x55798e5fad60))
   Call: (197) [system] peek_char((0x55798e5fad60), _58886)
   Exit: (197) [system] peek_char((0x55798e5fad60), '(')
   Call: (197) [system] '('=')'
   Fail: (197) [system] '('=')'
   Call: (197) [system] '('=end_of_file
   Fail: (197) [system] '('=end_of_file
^  Call: (197) [user] cont_sexpr(')', (0x55798e5fad60), _64456)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _66314)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=(;)
   Fail: (199) [system] '('=(;)
^  Call: (199) [user] is_like_space('(')
   Call: (200) [system] char_type('(', 'white')
   Fail: (200) [system] char_type('(', 'white')
   Call: (200) [system] char_type('(', end_of_line)
   Fail: (200) [system] char_type('(', end_of_line)
   Call: (200) [system] char_type('(', space)
   Fail: (200) [system] char_type('(', space)
   Call: (200) [system] char_type('(', cntrl)
   Fail: (200) [system] char_type('(', cntrl)
^  Fail: (199) [user] is_like_space('(')
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] get_char((0x55798e5fad60), _80468)
   Exit: (198) [system] get_char((0x55798e5fad60), '(')
   Call: (198) [system] '('='('
   Exit: (198) [system] '('='('
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _64456)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _86038)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=(;)
   Fail: (200) [system] (:)=(;)
^  Call: (200) [user] is_like_space(:)
   Call: (201) [system] char_type(:, 'white')
   Fail: (201) [system] char_type(:, 'white')
   Call: (201) [system] char_type(:, end_of_line)
   Fail: (201) [system] char_type(:, end_of_line)
   Call: (201) [system] char_type(:, space)
   Fail: (201) [system] char_type(:, space)
   Call: (201) [system] char_type(:, cntrl)
   Fail: (201) [system] char_type(:, cntrl)
^  Fail: (200) [user] is_like_space(:)
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _100192)
   Exit: (199) [system] peek_char((0x55798e5fad60), :)
   Call: (199) [system] (:)=')'
   Fail: (199) [system] (:)=')'
   Call: (199) [system] (:)=end_of_file
   Fail: (199) [system] (:)=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _105762)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _107620)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _121774)
   Exit: (200) [system] get_char((0x55798e5fad60), :)
   Call: (200) [system] (:)='('
   Fail: (200) [system] (:)='('
   Call: (200) [system] (:)='['
   Fail: (200) [system] (:)='['
   Call: (200) [system] (:)='{'
   Fail: (200) [system] (:)='{'
   Call: (200) [system] (:)='"'
   Fail: (200) [system] (:)='"'
   Call: (200) [system] (:)=!
   Fail: (200) [system] (:)=!
   Call: (200) [system] (:)='\''
   Fail: (200) [system] (:)='\''
   Call: (200) [system] (:)='`'
   Fail: (200) [system] (:)='`'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] read_symbolic(')', (0x55798e5fad60), :, _105762)
^  Call: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), _139416)
   Call: (202) [system] peek_char((0x55798e5fad60), _140350)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (202) [user] is_delimiter(' ')
   Call: (203) [system] char_type(' ', space)
   Exit: (203) [system] char_type(' ', space)
^  Exit: (202) [user] is_delimiter(' ')
   Call: (202) [system] _139416=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (201) [user] classify_and_convert_charseq(:, [], _105762)
^  Call: (203) [system] setup_call_cleanup('$notrace'(_149660, _149662), once(user:catch(read_from_chars([:], _105762), _149636, fail)), '$restore_trace'(_149660, _149662))
^  Call: (204) [system] sig_atomic(system:'$notrace'(_149660, _149662))
^  Exit: (203) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _149636, fail)), system:'$restore_trace'(3, -1))
   Call: (202) [system] atomic(:)
   Exit: (202) [system] atomic(:)
^  Exit: (201) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (200) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _157160)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _159018)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _166756)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _169460)
   Exit: (202) [system] peek_char((0x55798e5fad60), c)
   Call: (202) [system] c=(;)
   Fail: (202) [system] c=(;)
^  Call: (202) [user] is_like_space(c)
   Call: (203) [system] char_type(c, 'white')
   Fail: (203) [system] char_type(c, 'white')
   Call: (203) [system] char_type(c, end_of_line)
   Fail: (203) [system] char_type(c, end_of_line)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] char_type(c, cntrl)
   Fail: (203) [system] char_type(c, cntrl)
^  Fail: (202) [user] is_like_space(c)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _184538)
   Exit: (200) [system] peek_char((0x55798e5fad60), c)
   Call: (200) [system] c=')'
   Fail: (200) [system] c=')'
   Call: (200) [system] c=end_of_file
   Fail: (200) [system] c=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _190108)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _191966)
   Exit: (202) [system] peek_char((0x55798e5fad60), c)
   Call: (202) [system] c=(;)
   Fail: (202) [system] c=(;)
^  Call: (202) [user] is_like_space(c)
   Call: (203) [system] char_type(c, 'white')
   Fail: (203) [system] char_type(c, 'white')
   Call: (203) [system] char_type(c, end_of_line)
   Fail: (203) [system] char_type(c, end_of_line)
   Call: (203) [system] char_type(c, space)
   Fail: (203) [system] char_type(c, space)
   Call: (203) [system] char_type(c, cntrl)
   Fail: (203) [system] char_type(c, cntrl)
^  Fail: (202) [user] is_like_space(c)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _206120)
   Exit: (201) [system] get_char((0x55798e5fad60), c)
   Call: (201) [system] c='('
   Fail: (201) [system] c='('
   Call: (201) [system] c='['
   Fail: (201) [system] c='['
   Call: (201) [system] c='{'
   Fail: (201) [system] c='{'
   Call: (201) [system] c='"'
   Fail: (201) [system] c='"'
   Call: (201) [system] c=!
   Fail: (201) [system] c=!
   Call: (201) [system] c='\''
   Fail: (201) [system] c='\''
   Call: (201) [system] c='`'
   Fail: (201) [system] c='`'
   Call: (201) [system] c=end_of_file
   Fail: (201) [system] c=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), c, _190108)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _223762)
   Call: (203) [system] peek_char((0x55798e5fad60), _224696)
   Exit: (203) [system] peek_char((0x55798e5fad60), d)
^  Call: (203) [user] is_delimiter(d)
   Call: (204) [system] char_type(d, space)
   Fail: (204) [system] char_type(d, space)
   Call: (204) [system] arg(_229416, v('(', ')', end_of_file), d)
   Fail: (204) [system] arg(_230348, v('(', ')', end_of_file), d)
^  Fail: (203) [user] is_delimiter(d)
   Call: (203) [system] ')'==d
   Fail: (203) [system] ')'==d
   Call: (203) [system] get_char((0x55798e5fad60), d)
   Exit: (203) [system] get_char((0x55798e5fad60), d)
   Call: (203) [system] d=(\)
   Fail: (203) [system] d=(\)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _237698)
   Call: (204) [system] peek_char((0x55798e5fad60), _238632)
   Exit: (204) [system] peek_char((0x55798e5fad60), e)
^  Call: (204) [user] is_delimiter(e)
   Call: (205) [system] char_type(e, space)
   Fail: (205) [system] char_type(e, space)
   Call: (205) [system] arg(_243352, v('(', ')', end_of_file), e)
   Fail: (205) [system] arg(_244284, v('(', ')', end_of_file), e)
^  Fail: (204) [user] is_delimiter(e)
   Call: (204) [system] ')'==e
   Fail: (204) [system] ')'==e
   Call: (204) [system] get_char((0x55798e5fad60), e)
   Exit: (204) [system] get_char((0x55798e5fad60), e)
   Call: (204) [system] e=(\)
   Fail: (204) [system] e=(\)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _251634)
   Call: (205) [system] peek_char((0x55798e5fad60), _252568)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _251634=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (204) [system] _237698=[e]
   Exit: (204) [system] [e]=[e]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (203) [system] _223762=[d, e]
   Exit: (203) [system] [d, e]=[d, e]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (202) [user] classify_and_convert_charseq(c, [d, e], _190108)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_267466, _267468), once(user:catch(read_from_chars([c, d, e], _190108), _267442, fail)), '$restore_trace'(_267466, _267468))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_267466, _267468))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _267442, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(cde)
   Exit: (203) [system] atomic(cde)
^  Exit: (202) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _274966)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _276824)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _284562)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _287266)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _302344)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _307914)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _309772)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _323926)
   Exit: (202) [system] get_char((0x55798e5fad60), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _307914)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _329496)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'I')
   Call: (204) [system] 'I'=(;)
   Fail: (204) [system] 'I'=(;)
^  Call: (204) [user] is_like_space('I')
   Call: (205) [system] char_type('I', 'white')
   Fail: (205) [system] char_type('I', 'white')
   Call: (205) [system] char_type('I', end_of_line)
   Fail: (205) [system] char_type('I', end_of_line)
   Call: (205) [system] char_type('I', space)
   Fail: (205) [system] char_type('I', space)
   Call: (205) [system] char_type('I', cntrl)
   Fail: (205) [system] char_type('I', cntrl)
^  Fail: (204) [user] is_like_space('I')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _343650)
   Exit: (203) [system] peek_char((0x55798e5fad60), 'I')
   Call: (203) [system] 'I'=')'
   Fail: (203) [system] 'I'=')'
   Call: (203) [system] 'I'=end_of_file
   Fail: (203) [system] 'I'=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _349220)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _351078)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'I')
   Call: (205) [system] 'I'=(;)
   Fail: (205) [system] 'I'=(;)
^  Call: (205) [user] is_like_space('I')
   Call: (206) [system] char_type('I', 'white')
   Fail: (206) [system] char_type('I', 'white')
   Call: (206) [system] char_type('I', end_of_line)
   Fail: (206) [system] char_type('I', end_of_line)
   Call: (206) [system] char_type('I', space)
   Fail: (206) [system] char_type('I', space)
   Call: (206) [system] char_type('I', cntrl)
   Fail: (206) [system] char_type('I', cntrl)
^  Fail: (205) [user] is_like_space('I')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _365232)
   Exit: (204) [system] get_char((0x55798e5fad60), 'I')
   Call: (204) [system] 'I'='('
   Fail: (204) [system] 'I'='('
   Call: (204) [system] 'I'='['
   Fail: (204) [system] 'I'='['
   Call: (204) [system] 'I'='{'
   Fail: (204) [system] 'I'='{'
   Call: (204) [system] 'I'='"'
   Fail: (204) [system] 'I'='"'
   Call: (204) [system] 'I'=!
   Fail: (204) [system] 'I'=!
   Call: (204) [system] 'I'='\''
   Fail: (204) [system] 'I'='\''
   Call: (204) [system] 'I'='`'
   Fail: (204) [system] 'I'='`'
   Call: (204) [system] 'I'=end_of_file
   Fail: (204) [system] 'I'=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), 'I', _349220)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _382874)
   Call: (206) [system] peek_char((0x55798e5fad60), _383808)
   Exit: (206) [system] peek_char((0x55798e5fad60), m)
^  Call: (206) [user] is_delimiter(m)
   Call: (207) [system] char_type(m, space)
   Fail: (207) [system] char_type(m, space)
   Call: (207) [system] arg(_388528, v('(', ')', end_of_file), m)
   Fail: (207) [system] arg(_389460, v('(', ')', end_of_file), m)
^  Fail: (206) [user] is_delimiter(m)
   Call: (206) [system] ')'==m
   Fail: (206) [system] ')'==m
   Call: (206) [system] get_char((0x55798e5fad60), m)
   Exit: (206) [system] get_char((0x55798e5fad60), m)
   Call: (206) [system] m=(\)
   Fail: (206) [system] m=(\)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _396810)
   Call: (207) [system] peek_char((0x55798e5fad60), _397744)
   Exit: (207) [system] peek_char((0x55798e5fad60), p)
^  Call: (207) [user] is_delimiter(p)
   Call: (208) [system] char_type(p, space)
   Fail: (208) [system] char_type(p, space)
   Call: (208) [system] arg(_402464, v('(', ')', end_of_file), p)
   Fail: (208) [system] arg(_403396, v('(', ')', end_of_file), p)
^  Fail: (207) [user] is_delimiter(p)
   Call: (207) [system] ')'==p
   Fail: (207) [system] ')'==p
   Call: (207) [system] get_char((0x55798e5fad60), p)
   Exit: (207) [system] get_char((0x55798e5fad60), p)
   Call: (207) [system] p=(\)
   Fail: (207) [system] p=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _410746)
   Call: (208) [system] peek_char((0x55798e5fad60), _411680)
   Exit: (208) [system] peek_char((0x55798e5fad60), l)
^  Call: (208) [user] is_delimiter(l)
   Call: (209) [system] char_type(l, space)
   Fail: (209) [system] char_type(l, space)
   Call: (209) [system] arg(_416400, v('(', ')', end_of_file), l)
   Fail: (209) [system] arg(_417332, v('(', ')', end_of_file), l)
^  Fail: (208) [user] is_delimiter(l)
   Call: (208) [system] ')'==l
   Fail: (208) [system] ')'==l
   Call: (208) [system] get_char((0x55798e5fad60), l)
   Exit: (208) [system] get_char((0x55798e5fad60), l)
   Call: (208) [system] l=(\)
   Fail: (208) [system] l=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _424682)
   Call: (209) [system] peek_char((0x55798e5fad60), _425616)
   Exit: (209) [system] peek_char((0x55798e5fad60), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_430336, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_431268, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55798e5fad60), i)
   Exit: (209) [system] get_char((0x55798e5fad60), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _438618)
   Call: (210) [system] peek_char((0x55798e5fad60), _439552)
   Exit: (210) [system] peek_char((0x55798e5fad60), c)
^  Call: (210) [user] is_delimiter(c)
   Call: (211) [system] char_type(c, space)
   Fail: (211) [system] char_type(c, space)
   Call: (211) [system] arg(_444272, v('(', ')', end_of_file), c)
   Fail: (211) [system] arg(_445204, v('(', ')', end_of_file), c)
^  Fail: (210) [user] is_delimiter(c)
   Call: (210) [system] ')'==c
   Fail: (210) [system] ')'==c
   Call: (210) [system] get_char((0x55798e5fad60), c)
   Exit: (210) [system] get_char((0x55798e5fad60), c)
   Call: (210) [system] c=(\)
   Fail: (210) [system] c=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _452554)
   Call: (211) [system] peek_char((0x55798e5fad60), _453488)
   Exit: (211) [system] peek_char((0x55798e5fad60), a)
^  Call: (211) [user] is_delimiter(a)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] arg(_458208, v('(', ')', end_of_file), a)
   Fail: (212) [system] arg(_459140, v('(', ')', end_of_file), a)
^  Fail: (211) [user] is_delimiter(a)
   Call: (211) [system] ')'==a
   Fail: (211) [system] ')'==a
   Call: (211) [system] get_char((0x55798e5fad60), a)
   Exit: (211) [system] get_char((0x55798e5fad60), a)
   Call: (211) [system] a=(\)
   Fail: (211) [system] a=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _466490)
   Call: (212) [system] peek_char((0x55798e5fad60), _467424)
   Exit: (212) [system] peek_char((0x55798e5fad60), t)
^  Call: (212) [user] is_delimiter(t)
   Call: (213) [system] char_type(t, space)
   Fail: (213) [system] char_type(t, space)
   Call: (213) [system] arg(_472144, v('(', ')', end_of_file), t)
   Fail: (213) [system] arg(_473076, v('(', ')', end_of_file), t)
^  Fail: (212) [user] is_delimiter(t)
   Call: (212) [system] ')'==t
   Fail: (212) [system] ')'==t
   Call: (212) [system] get_char((0x55798e5fad60), t)
   Exit: (212) [system] get_char((0x55798e5fad60), t)
   Call: (212) [system] t=(\)
   Fail: (212) [system] t=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _480426)
   Call: (213) [system] peek_char((0x55798e5fad60), _481360)
   Exit: (213) [system] peek_char((0x55798e5fad60), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_486080, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_487012, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55798e5fad60), i)
   Exit: (213) [system] get_char((0x55798e5fad60), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _494362)
   Call: (214) [system] peek_char((0x55798e5fad60), _495296)
   Exit: (214) [system] peek_char((0x55798e5fad60), o)
^  Call: (214) [user] is_delimiter(o)
   Call: (215) [system] char_type(o, space)
   Fail: (215) [system] char_type(o, space)
   Call: (215) [system] arg(_500016, v('(', ')', end_of_file), o)
   Fail: (215) [system] arg(_500948, v('(', ')', end_of_file), o)
^  Fail: (214) [user] is_delimiter(o)
   Call: (214) [system] ')'==o
   Fail: (214) [system] ')'==o
   Call: (214) [system] get_char((0x55798e5fad60), o)
   Exit: (214) [system] get_char((0x55798e5fad60), o)
   Call: (214) [system] o=(\)
   Fail: (214) [system] o=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _508298)
   Call: (215) [system] peek_char((0x55798e5fad60), _509232)
   Exit: (215) [system] peek_char((0x55798e5fad60), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_513952, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_514884, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55798e5fad60), n)
   Exit: (215) [system] get_char((0x55798e5fad60), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _522234)
   Call: (216) [system] peek_char((0x55798e5fad60), _523168)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _522234=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (215) [system] _508298=[n]
   Exit: (215) [system] [n]=[n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (214) [system] _494362=[o, n]
   Exit: (214) [system] [o, n]=[o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (213) [system] _480426=[i, o, n]
   Exit: (213) [system] [i, o, n]=[i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (212) [system] _466490=[t, i, o, n]
   Exit: (212) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (211) [system] _452554=[a, t, i, o, n]
   Exit: (211) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (210) [system] _438618=[c, a, t, i, o, n]
   Exit: (210) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (209) [system] _424682=[i, c, a, t, i, o, n]
   Exit: (209) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (208) [system] _410746=[l, i, c, a, t, i, o, n]
   Exit: (208) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (207) [system] _396810=[p, l, i, c, a, t, i, o, n]
   Exit: (207) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (206) [system] _382874=[m, p, l, i, c, a, t, i, o, n]
   Exit: (206) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (205) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _349220)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_560418, _560420), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _349220), _560394, fail)), '$restore_trace'(_560418, _560420))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_560418, _560420))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _349220), _560394, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(_349220)
   Fail: (206) [system] atomic(_349220)
   Call: (206) [system] atom_chars(_349220, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (206) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (205) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _569794)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _571652)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _579390)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _582094)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _597172)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _602742)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _604600)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _618754)
   Exit: (205) [system] get_char((0x55798e5fad60), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _602742)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _624324)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'O')
   Call: (207) [system] 'O'=(;)
   Fail: (207) [system] 'O'=(;)
^  Call: (207) [user] is_like_space('O')
   Call: (208) [system] char_type('O', 'white')
   Fail: (208) [system] char_type('O', 'white')
   Call: (208) [system] char_type('O', end_of_line)
   Fail: (208) [system] char_type('O', end_of_line)
   Call: (208) [system] char_type('O', space)
   Fail: (208) [system] char_type('O', space)
   Call: (208) [system] char_type('O', cntrl)
   Fail: (208) [system] char_type('O', cntrl)
^  Fail: (207) [user] is_like_space('O')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _638478)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'O')
   Call: (206) [system] 'O'=')'
   Fail: (206) [system] 'O'=')'
   Call: (206) [system] 'O'=end_of_file
   Fail: (206) [system] 'O'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _644048)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _645906)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'O')
   Call: (208) [system] 'O'=(;)
   Fail: (208) [system] 'O'=(;)
^  Call: (208) [user] is_like_space('O')
   Call: (209) [system] char_type('O', 'white')
   Fail: (209) [system] char_type('O', 'white')
   Call: (209) [system] char_type('O', end_of_line)
   Fail: (209) [system] char_type('O', end_of_line)
   Call: (209) [system] char_type('O', space)
   Fail: (209) [system] char_type('O', space)
   Call: (209) [system] char_type('O', cntrl)
   Fail: (209) [system] char_type('O', cntrl)
^  Fail: (208) [user] is_like_space('O')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _660060)
   Exit: (207) [system] get_char((0x55798e5fad60), 'O')
   Call: (207) [system] 'O'='('
   Fail: (207) [system] 'O'='('
   Call: (207) [system] 'O'='['
   Fail: (207) [system] 'O'='['
   Call: (207) [system] 'O'='{'
   Fail: (207) [system] 'O'='{'
   Call: (207) [system] 'O'='"'
   Fail: (207) [system] 'O'='"'
   Call: (207) [system] 'O'=!
   Fail: (207) [system] 'O'=!
   Call: (207) [system] 'O'='\''
   Fail: (207) [system] 'O'='\''
   Call: (207) [system] 'O'='`'
   Fail: (207) [system] 'O'='`'
   Call: (207) [system] 'O'=end_of_file
   Fail: (207) [system] 'O'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55798e5fad60), 'O', _644048)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _677702)
   Call: (209) [system] peek_char((0x55798e5fad60), _678636)
   Exit: (209) [system] peek_char((0x55798e5fad60), r)
^  Call: (209) [user] is_delimiter(r)
   Call: (210) [system] char_type(r, space)
   Fail: (210) [system] char_type(r, space)
   Call: (210) [system] arg(_683356, v('(', ')', end_of_file), r)
   Fail: (210) [system] arg(_684288, v('(', ')', end_of_file), r)
^  Fail: (209) [user] is_delimiter(r)
   Call: (209) [system] ')'==r
   Fail: (209) [system] ')'==r
   Call: (209) [system] get_char((0x55798e5fad60), r)
   Exit: (209) [system] get_char((0x55798e5fad60), r)
   Call: (209) [system] r=(\)
   Fail: (209) [system] r=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _691638)
   Call: (210) [system] peek_char((0x55798e5fad60), _692572)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (210) [user] is_delimiter('L')
   Call: (211) [system] char_type('L', space)
   Fail: (211) [system] char_type('L', space)
   Call: (211) [system] arg(_697292, v('(', ')', end_of_file), 'L')
   Fail: (211) [system] arg(_698224, v('(', ')', end_of_file), 'L')
^  Fail: (210) [user] is_delimiter('L')
   Call: (210) [system] ')'=='L'
   Fail: (210) [system] ')'=='L'
   Call: (210) [system] get_char((0x55798e5fad60), 'L')
   Exit: (210) [system] get_char((0x55798e5fad60), 'L')
   Call: (210) [system] 'L'=(\)
   Fail: (210) [system] 'L'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _705574)
   Call: (211) [system] peek_char((0x55798e5fad60), _706508)
   Exit: (211) [system] peek_char((0x55798e5fad60), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_711228, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_712160, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55798e5fad60), i)
   Exit: (211) [system] get_char((0x55798e5fad60), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _719510)
   Call: (212) [system] peek_char((0x55798e5fad60), _720444)
   Exit: (212) [system] peek_char((0x55798e5fad60), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_725164, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_726096, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55798e5fad60), n)
   Exit: (212) [system] get_char((0x55798e5fad60), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _733446)
   Call: (213) [system] peek_char((0x55798e5fad60), _734380)
   Exit: (213) [system] peek_char((0x55798e5fad60), k)
^  Call: (213) [user] is_delimiter(k)
   Call: (214) [system] char_type(k, space)
   Fail: (214) [system] char_type(k, space)
   Call: (214) [system] arg(_739100, v('(', ')', end_of_file), k)
   Fail: (214) [system] arg(_740032, v('(', ')', end_of_file), k)
^  Fail: (213) [user] is_delimiter(k)
   Call: (213) [system] ')'==k
   Fail: (213) [system] ')'==k
   Call: (213) [system] get_char((0x55798e5fad60), k)
   Exit: (213) [system] get_char((0x55798e5fad60), k)
   Call: (213) [system] k=(\)
   Fail: (213) [system] k=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _747382)
   Call: (214) [system] peek_char((0x55798e5fad60), _748316)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _747382=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (213) [system] _733446=[k]
   Exit: (213) [system] [k]=[k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (212) [system] _719510=[n, k]
   Exit: (212) [system] [n, k]=[n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (211) [system] _705574=[i, n, k]
   Exit: (211) [system] [i, n, k]=[i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (210) [system] _691638=['L', i, n, k]
   Exit: (210) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (209) [system] _677702=[r, 'L', i, n, k]
   Exit: (209) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (208) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _644048)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_771596, _771598), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _644048), _771572, fail)), '$restore_trace'(_771596, _771598))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_771596, _771598))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _644048), _771572, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_644048)
   Fail: (209) [system] atomic(_644048)
   Call: (209) [system] atom_chars(_644048, ['O', r, 'L', i, n, k])
   Exit: (209) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (208) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (207) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _780972)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _782830)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _790568)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _793272)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'C')
   Call: (209) [system] 'C'=(;)
   Fail: (209) [system] 'C'=(;)
^  Call: (209) [user] is_like_space('C')
   Call: (210) [system] char_type('C', 'white')
   Fail: (210) [system] char_type('C', 'white')
   Call: (210) [system] char_type('C', end_of_line)
   Fail: (210) [system] char_type('C', end_of_line)
   Call: (210) [system] char_type('C', space)
   Fail: (210) [system] char_type('C', space)
   Call: (210) [system] char_type('C', cntrl)
   Fail: (210) [system] char_type('C', cntrl)
^  Fail: (209) [user] is_like_space('C')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _808350)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'C')
   Call: (207) [system] 'C'=')'
   Fail: (207) [system] 'C'=')'
   Call: (207) [system] 'C'=end_of_file
   Fail: (207) [system] 'C'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _813920)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _815778)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'C')
   Call: (209) [system] 'C'=(;)
   Fail: (209) [system] 'C'=(;)
^  Call: (209) [user] is_like_space('C')
   Call: (210) [system] char_type('C', 'white')
   Fail: (210) [system] char_type('C', 'white')
   Call: (210) [system] char_type('C', end_of_line)
   Fail: (210) [system] char_type('C', end_of_line)
   Call: (210) [system] char_type('C', space)
   Fail: (210) [system] char_type('C', space)
   Call: (210) [system] char_type('C', cntrl)
   Fail: (210) [system] char_type('C', cntrl)
^  Fail: (209) [user] is_like_space('C')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _829932)
   Exit: (208) [system] get_char((0x55798e5fad60), 'C')
   Call: (208) [system] 'C'='('
   Fail: (208) [system] 'C'='('
   Call: (208) [system] 'C'='['
   Fail: (208) [system] 'C'='['
   Call: (208) [system] 'C'='{'
   Fail: (208) [system] 'C'='{'
   Call: (208) [system] 'C'='"'
   Fail: (208) [system] 'C'='"'
   Call: (208) [system] 'C'=!
   Fail: (208) [system] 'C'=!
   Call: (208) [system] 'C'='\''
   Fail: (208) [system] 'C'='\''
   Call: (208) [system] 'C'='`'
   Fail: (208) [system] 'C'='`'
   Call: (208) [system] 'C'=end_of_file
   Fail: (208) [system] 'C'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55798e5fad60), 'C', _813920)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _847574)
   Call: (210) [system] peek_char((0x55798e5fad60), _848508)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _847574=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (209) [user] classify_and_convert_charseq('C', [], _813920)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_857818, _857820), once(user:catch(read_from_chars(['C'], _813920), _857794, fail)), '$restore_trace'(_857818, _857820))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_857818, _857820))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _813920), _857794, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_813920)
   Fail: (210) [system] atomic(_813920)
   Call: (210) [system] atom_chars(_813920, ['C'])
   Exit: (210) [system] atom_chars('C', ['C'])
^  Exit: (209) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (208) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _867194)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _869052)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _876790)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _879494)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'D')
   Call: (210) [system] 'D'=(;)
   Fail: (210) [system] 'D'=(;)
^  Call: (210) [user] is_like_space('D')
   Call: (211) [system] char_type('D', 'white')
   Fail: (211) [system] char_type('D', 'white')
   Call: (211) [system] char_type('D', end_of_line)
   Fail: (211) [system] char_type('D', end_of_line)
   Call: (211) [system] char_type('D', space)
   Fail: (211) [system] char_type('D', space)
   Call: (211) [system] char_type('D', cntrl)
   Fail: (211) [system] char_type('D', cntrl)
^  Fail: (210) [user] is_like_space('D')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _894572)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'D')
   Call: (208) [system] 'D'=')'
   Fail: (208) [system] 'D'=')'
   Call: (208) [system] 'D'=end_of_file
   Fail: (208) [system] 'D'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _900142)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _902000)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'D')
   Call: (210) [system] 'D'=(;)
   Fail: (210) [system] 'D'=(;)
^  Call: (210) [user] is_like_space('D')
   Call: (211) [system] char_type('D', 'white')
   Fail: (211) [system] char_type('D', 'white')
   Call: (211) [system] char_type('D', end_of_line)
   Fail: (211) [system] char_type('D', end_of_line)
   Call: (211) [system] char_type('D', space)
   Fail: (211) [system] char_type('D', space)
   Call: (211) [system] char_type('D', cntrl)
   Fail: (211) [system] char_type('D', cntrl)
^  Fail: (210) [user] is_like_space('D')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _916154)
   Exit: (209) [system] get_char((0x55798e5fad60), 'D')
   Call: (209) [system] 'D'='('
   Fail: (209) [system] 'D'='('
   Call: (209) [system] 'D'='['
   Fail: (209) [system] 'D'='['
   Call: (209) [system] 'D'='{'
   Fail: (209) [system] 'D'='{'
   Call: (209) [system] 'D'='"'
   Fail: (209) [system] 'D'='"'
   Call: (209) [system] 'D'=!
   Fail: (209) [system] 'D'=!
   Call: (209) [system] 'D'='\''
   Fail: (209) [system] 'D'='\''
   Call: (209) [system] 'D'='`'
   Fail: (209) [system] 'D'='`'
   Call: (209) [system] 'D'=end_of_file
   Fail: (209) [system] 'D'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), 'D', _900142)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _933796)
   Call: (211) [system] peek_char((0x55798e5fad60), _934730)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_939450, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _933796=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (210) [user] classify_and_convert_charseq('D', [], _900142)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_945912, _945914), once(user:catch(read_from_chars(['D'], _900142), _945888, fail)), '$restore_trace'(_945912, _945914))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_945912, _945914))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _900142), _945888, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_900142)
   Fail: (211) [system] atomic(_900142)
   Call: (211) [system] atom_chars(_900142, ['D'])
   Exit: (211) [system] atom_chars('D', ['D'])
^  Exit: (210) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _955288)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _957146)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _971300)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55798e5fad60), _975090)
   Exit: (209) [system] get_char((0x55798e5fad60), ')')
   Call: (209) [system] _955288=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [])
   Call: (208) [system] _867194=['D']
   Exit: (208) [system] ['D']=['D']
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (207) [system] _780972=['C', 'D']
   Exit: (207) [system] ['C', 'D']=['C', 'D']
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (206) [system] _602742=['OrLink', 'C', 'D']
   Exit: (206) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _988972)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _990830)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _998568)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1001272)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'E')
   Call: (207) [system] 'E'=(;)
   Fail: (207) [system] 'E'=(;)
^  Call: (207) [user] is_like_space('E')
   Call: (208) [system] char_type('E', 'white')
   Fail: (208) [system] char_type('E', 'white')
   Call: (208) [system] char_type('E', end_of_line)
   Fail: (208) [system] char_type('E', end_of_line)
   Call: (208) [system] char_type('E', space)
   Fail: (208) [system] char_type('E', space)
   Call: (208) [system] char_type('E', cntrl)
   Fail: (208) [system] char_type('E', cntrl)
^  Fail: (207) [user] is_like_space('E')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1016350)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'E')
   Call: (205) [system] 'E'=')'
   Fail: (205) [system] 'E'=')'
   Call: (205) [system] 'E'=end_of_file
   Fail: (205) [system] 'E'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _1021920)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1023778)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'E')
   Call: (207) [system] 'E'=(;)
   Fail: (207) [system] 'E'=(;)
^  Call: (207) [user] is_like_space('E')
   Call: (208) [system] char_type('E', 'white')
   Fail: (208) [system] char_type('E', 'white')
   Call: (208) [system] char_type('E', end_of_line)
   Fail: (208) [system] char_type('E', end_of_line)
   Call: (208) [system] char_type('E', space)
   Fail: (208) [system] char_type('E', space)
   Call: (208) [system] char_type('E', cntrl)
   Fail: (208) [system] char_type('E', cntrl)
^  Fail: (207) [user] is_like_space('E')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _1037932)
   Exit: (206) [system] get_char((0x55798e5fad60), 'E')
   Call: (206) [system] 'E'='('
   Fail: (206) [system] 'E'='('
   Call: (206) [system] 'E'='['
   Fail: (206) [system] 'E'='['
   Call: (206) [system] 'E'='{'
   Fail: (206) [system] 'E'='{'
   Call: (206) [system] 'E'='"'
   Fail: (206) [system] 'E'='"'
   Call: (206) [system] 'E'=!
   Fail: (206) [system] 'E'=!
   Call: (206) [system] 'E'='\''
   Fail: (206) [system] 'E'='\''
   Call: (206) [system] 'E'='`'
   Fail: (206) [system] 'E'='`'
   Call: (206) [system] 'E'=end_of_file
   Fail: (206) [system] 'E'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55798e5fad60), 'E', _1021920)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1055574)
   Call: (208) [system] peek_char((0x55798e5fad60), _1056508)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
^  Call: (208) [user] is_delimiter(')')
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] arg(_1061228, v('(', ')', end_of_file), ')')
   Exit: (209) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (208) [user] is_delimiter(')')
   Call: (208) [system] _1055574=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (207) [user] classify_and_convert_charseq('E', [], _1021920)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_1067690, _1067692), once(user:catch(read_from_chars(['E'], _1021920), _1067666, fail)), '$restore_trace'(_1067690, _1067692))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_1067690, _1067692))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1021920), _1067666, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_1021920)
   Fail: (208) [system] atomic(_1021920)
   Call: (208) [system] atom_chars(_1021920, ['E'])
   Exit: (208) [system] atom_chars('E', ['E'])
^  Exit: (207) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (206) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _1077066)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1078924)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1093078)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55798e5fad60), _1096868)
   Exit: (206) [system] get_char((0x55798e5fad60), ')')
   Call: (206) [system] _1077066=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [])
   Call: (205) [system] _988972=['E']
   Exit: (205) [system] ['E']=['E']
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (204) [system] _569794=[['OrLink', 'C', 'D'], 'E']
   Exit: (204) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (203) [system] _307914=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (203) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1110750)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1112608)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=(;)
   Fail: (203) [system] ')'=(;)
^  Call: (203) [user] is_like_space(')')
   Call: (204) [system] char_type(')', 'white')
   Fail: (204) [system] char_type(')', 'white')
   Call: (204) [system] char_type(')', end_of_line)
   Fail: (204) [system] char_type(')', end_of_line)
   Call: (204) [system] char_type(')', space)
   Fail: (204) [system] char_type(')', space)
   Call: (204) [system] char_type(')', cntrl)
   Fail: (204) [system] char_type(')', cntrl)
^  Fail: (203) [user] is_like_space(')')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1126762)
   Exit: (202) [system] peek_char((0x55798e5fad60), ')')
   Call: (202) [system] ')'=')'
   Exit: (202) [system] ')'=')'
   Call: (202) [system] get_char((0x55798e5fad60), _1130552)
   Exit: (202) [system] get_char((0x55798e5fad60), ')')
   Call: (202) [system] _1110750=[]
   Exit: (202) [system] []=[]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [])
   Call: (201) [system] _274966=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (201) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (200) [system] _157160=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (200) [system] [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (199) [system] _64456=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (199) [system] [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]=[:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (198) [user] read_list(')', (0x55798e5fad60), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (197) [user] cont_sexpr(')', (0x55798e5fad60), [:, cde, ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (197) [user] read_list(')', (0x55798e5fad60), _1144434)
^  Call: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1146292)
   Exit: (199) [system] peek_char((0x55798e5fad60), '\n')
   Call: (199) [system] '\n'=(;)
   Fail: (199) [system] '\n'=(;)
^  Call: (199) [user] is_like_space('\n')
   Call: (200) [system] char_type('\n', 'white')
   Fail: (200) [system] char_type('\n', 'white')
   Call: (200) [system] char_type('\n', end_of_line)
   Exit: (200) [system] char_type('\n', end_of_line)
^  Exit: (199) [user] is_like_space('\n')
   Call: (199) [system] get_char((0x55798e5fad60), _1155886)
   Exit: (199) [system] get_char((0x55798e5fad60), '\n')
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1158590)
   Exit: (200) [system] peek_char((0x55798e5fad60), ' ')
   Call: (200) [system] ' '=(;)
   Fail: (200) [system] ' '=(;)
^  Call: (200) [user] is_like_space(' ')
   Call: (201) [system] char_type(' ', 'white')
   Exit: (201) [system] char_type(' ', 'white')
^  Exit: (200) [user] is_like_space(' ')
   Call: (200) [system] get_char((0x55798e5fad60), _1166328)
   Exit: (200) [system] get_char((0x55798e5fad60), ' ')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1169032)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
^  Exit: (198) [user] skip_spaces((0x55798e5fad60))
   Call: (198) [system] peek_char((0x55798e5fad60), _1185034)
   Exit: (198) [system] peek_char((0x55798e5fad60), '(')
   Call: (198) [system] '('=')'
   Fail: (198) [system] '('=')'
   Call: (198) [system] '('=end_of_file
   Fail: (198) [system] '('=end_of_file
^  Call: (198) [user] cont_sexpr(')', (0x55798e5fad60), _1190604)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1192462)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=(;)
   Fail: (200) [system] '('=(;)
^  Call: (200) [user] is_like_space('(')
   Call: (201) [system] char_type('(', 'white')
   Fail: (201) [system] char_type('(', 'white')
   Call: (201) [system] char_type('(', end_of_line)
   Fail: (201) [system] char_type('(', end_of_line)
   Call: (201) [system] char_type('(', space)
   Fail: (201) [system] char_type('(', space)
   Call: (201) [system] char_type('(', cntrl)
   Fail: (201) [system] char_type('(', cntrl)
^  Fail: (200) [user] is_like_space('(')
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] get_char((0x55798e5fad60), _1206616)
   Exit: (199) [system] get_char((0x55798e5fad60), '(')
   Call: (199) [system] '('='('
   Exit: (199) [system] '('='('
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _1190604)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1212186)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=(;)
   Fail: (201) [system] (:)=(;)
^  Call: (201) [user] is_like_space(:)
   Call: (202) [system] char_type(:, 'white')
   Fail: (202) [system] char_type(:, 'white')
   Call: (202) [system] char_type(:, end_of_line)
   Fail: (202) [system] char_type(:, end_of_line)
   Call: (202) [system] char_type(:, space)
   Fail: (202) [system] char_type(:, space)
   Call: (202) [system] char_type(:, cntrl)
   Fail: (202) [system] char_type(:, cntrl)
^  Fail: (201) [user] is_like_space(:)
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1226340)
   Exit: (200) [system] peek_char((0x55798e5fad60), :)
   Call: (200) [system] (:)=')'
   Fail: (200) [system] (:)=')'
   Call: (200) [system] (:)=end_of_file
   Fail: (200) [system] (:)=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _1231910)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1233768)
   Exit: (202) [system] peek_char((0x55798e5fad60), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _1247922)
   Exit: (201) [system] get_char((0x55798e5fad60), :)
   Call: (201) [system] (:)='('
   Fail: (201) [system] (:)='('
   Call: (201) [system] (:)='['
   Fail: (201) [system] (:)='['
   Call: (201) [system] (:)='{'
   Fail: (201) [system] (:)='{'
   Call: (201) [system] (:)='"'
   Fail: (201) [system] (:)='"'
   Call: (201) [system] (:)=!
   Fail: (201) [system] (:)=!
   Call: (201) [system] (:)='\''
   Fail: (201) [system] (:)='\''
   Call: (201) [system] (:)='`'
   Fail: (201) [system] (:)='`'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] read_symbolic(')', (0x55798e5fad60), :, _1231910)
^  Call: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), _1265564)
   Call: (203) [system] peek_char((0x55798e5fad60), _1266498)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (203) [user] is_delimiter(' ')
   Call: (204) [system] char_type(' ', space)
   Exit: (204) [system] char_type(' ', space)
^  Exit: (203) [user] is_delimiter(' ')
   Call: (203) [system] _1265564=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (202) [user] classify_and_convert_charseq(:, [], _1231910)
^  Call: (204) [system] setup_call_cleanup('$notrace'(_1275808, _1275810), once(user:catch(read_from_chars([:], _1231910), _1275784, fail)), '$restore_trace'(_1275808, _1275810))
^  Call: (205) [system] sig_atomic(system:'$notrace'(_1275808, _1275810))
^  Exit: (204) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1275784, fail)), system:'$restore_trace'(3, -1))
   Call: (203) [system] atomic(:)
   Exit: (203) [system] atomic(:)
^  Exit: (202) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (201) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1283308)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1285166)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _1292904)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1295608)
   Exit: (203) [system] peek_char((0x55798e5fad60), a)
   Call: (203) [system] a=(;)
   Fail: (203) [system] a=(;)
^  Call: (203) [user] is_like_space(a)
   Call: (204) [system] char_type(a, 'white')
   Fail: (204) [system] char_type(a, 'white')
   Call: (204) [system] char_type(a, end_of_line)
   Fail: (204) [system] char_type(a, end_of_line)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] char_type(a, cntrl)
   Fail: (204) [system] char_type(a, cntrl)
^  Fail: (203) [user] is_like_space(a)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1310686)
   Exit: (201) [system] peek_char((0x55798e5fad60), a)
   Call: (201) [system] a=')'
   Fail: (201) [system] a=')'
   Call: (201) [system] a=end_of_file
   Fail: (201) [system] a=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1316256)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1318114)
   Exit: (203) [system] peek_char((0x55798e5fad60), a)
   Call: (203) [system] a=(;)
   Fail: (203) [system] a=(;)
^  Call: (203) [user] is_like_space(a)
   Call: (204) [system] char_type(a, 'white')
   Fail: (204) [system] char_type(a, 'white')
   Call: (204) [system] char_type(a, end_of_line)
   Fail: (204) [system] char_type(a, end_of_line)
   Call: (204) [system] char_type(a, space)
   Fail: (204) [system] char_type(a, space)
   Call: (204) [system] char_type(a, cntrl)
   Fail: (204) [system] char_type(a, cntrl)
^  Fail: (203) [user] is_like_space(a)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1332268)
   Exit: (202) [system] get_char((0x55798e5fad60), a)
   Call: (202) [system] a='('
   Fail: (202) [system] a='('
   Call: (202) [system] a='['
   Fail: (202) [system] a='['
   Call: (202) [system] a='{'
   Fail: (202) [system] a='{'
   Call: (202) [system] a='"'
   Fail: (202) [system] a='"'
   Call: (202) [system] a=!
   Fail: (202) [system] a=!
   Call: (202) [system] a='\''
   Fail: (202) [system] a='\''
   Call: (202) [system] a='`'
   Fail: (202) [system] a='`'
   Call: (202) [system] a=end_of_file
   Fail: (202) [system] a=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), a, _1316256)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1349910)
   Call: (204) [system] peek_char((0x55798e5fad60), _1350844)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1349910=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (203) [user] classify_and_convert_charseq(a, [], _1316256)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_1360154, _1360156), once(user:catch(read_from_chars([a], _1316256), _1360130, fail)), '$restore_trace'(_1360154, _1360156))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_1360154, _1360156))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1360130, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(a)
   Exit: (204) [system] atomic(a)
^  Exit: (203) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1367654)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1369512)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1377250)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1379954)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'A')
   Call: (204) [system] 'A'=(;)
   Fail: (204) [system] 'A'=(;)
^  Call: (204) [user] is_like_space('A')
   Call: (205) [system] char_type('A', 'white')
   Fail: (205) [system] char_type('A', 'white')
   Call: (205) [system] char_type('A', end_of_line)
   Fail: (205) [system] char_type('A', end_of_line)
   Call: (205) [system] char_type('A', space)
   Fail: (205) [system] char_type('A', space)
   Call: (205) [system] char_type('A', cntrl)
   Fail: (205) [system] char_type('A', cntrl)
^  Fail: (204) [user] is_like_space('A')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1395032)
   Exit: (202) [system] peek_char((0x55798e5fad60), 'A')
   Call: (202) [system] 'A'=')'
   Fail: (202) [system] 'A'=')'
   Call: (202) [system] 'A'=end_of_file
   Fail: (202) [system] 'A'=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1400602)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1402460)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'A')
   Call: (204) [system] 'A'=(;)
   Fail: (204) [system] 'A'=(;)
^  Call: (204) [user] is_like_space('A')
   Call: (205) [system] char_type('A', 'white')
   Fail: (205) [system] char_type('A', 'white')
   Call: (205) [system] char_type('A', end_of_line)
   Fail: (205) [system] char_type('A', end_of_line)
   Call: (205) [system] char_type('A', space)
   Fail: (205) [system] char_type('A', space)
   Call: (205) [system] char_type('A', cntrl)
   Fail: (205) [system] char_type('A', cntrl)
^  Fail: (204) [user] is_like_space('A')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _1416614)
   Exit: (203) [system] get_char((0x55798e5fad60), 'A')
   Call: (203) [system] 'A'='('
   Fail: (203) [system] 'A'='('
   Call: (203) [system] 'A'='['
   Fail: (203) [system] 'A'='['
   Call: (203) [system] 'A'='{'
   Fail: (203) [system] 'A'='{'
   Call: (203) [system] 'A'='"'
   Fail: (203) [system] 'A'='"'
   Call: (203) [system] 'A'=!
   Fail: (203) [system] 'A'=!
   Call: (203) [system] 'A'='\''
   Fail: (203) [system] 'A'='\''
   Call: (203) [system] 'A'='`'
   Fail: (203) [system] 'A'='`'
   Call: (203) [system] 'A'=end_of_file
   Fail: (203) [system] 'A'=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1400602)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _1434256)
   Call: (205) [system] peek_char((0x55798e5fad60), _1435190)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
^  Call: (205) [user] is_delimiter(')')
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] arg(_1439910, v('(', ')', end_of_file), ')')
   Exit: (206) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (205) [user] is_delimiter(')')
   Call: (205) [system] _1434256=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (204) [user] classify_and_convert_charseq('A', [], _1400602)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_1446372, _1446374), once(user:catch(read_from_chars(['A'], _1400602), _1446348, fail)), '$restore_trace'(_1446372, _1446374))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_1446372, _1446374))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1400602), _1446348, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(_1400602)
   Fail: (205) [system] atomic(_1400602)
   Call: (205) [system] atom_chars(_1400602, ['A'])
   Exit: (205) [system] atom_chars('A', ['A'])
^  Exit: (204) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _1455748)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1457606)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=(;)
   Fail: (204) [system] ')'=(;)
^  Call: (204) [user] is_like_space(')')
   Call: (205) [system] char_type(')', 'white')
   Fail: (205) [system] char_type(')', 'white')
   Call: (205) [system] char_type(')', end_of_line)
   Fail: (205) [system] char_type(')', end_of_line)
   Call: (205) [system] char_type(')', space)
   Fail: (205) [system] char_type(')', space)
   Call: (205) [system] char_type(')', cntrl)
   Fail: (205) [system] char_type(')', cntrl)
^  Fail: (204) [user] is_like_space(')')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1471760)
   Exit: (203) [system] peek_char((0x55798e5fad60), ')')
   Call: (203) [system] ')'=')'
   Exit: (203) [system] ')'=')'
   Call: (203) [system] get_char((0x55798e5fad60), _1475550)
   Exit: (203) [system] get_char((0x55798e5fad60), ')')
   Call: (203) [system] _1455748=[]
   Exit: (203) [system] []=[]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [])
   Call: (202) [system] _1367654=['A']
   Exit: (202) [system] ['A']=['A']
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (201) [system] _1283308=[a, 'A']
   Exit: (201) [system] [a, 'A']=[a, 'A']
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [a, 'A'])
   Call: (200) [system] _1190604=[:, a, 'A']
   Exit: (200) [system] [:, a, 'A']=[:, a, 'A']
^  Exit: (199) [user] read_list(')', (0x55798e5fad60), [:, a, 'A'])
^  Exit: (198) [user] cont_sexpr(')', (0x55798e5fad60), [:, a, 'A'])
^  Call: (198) [user] read_list(')', (0x55798e5fad60), _1489432)
^  Call: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _1491290)
   Exit: (200) [system] peek_char((0x55798e5fad60), '\n')
   Call: (200) [system] '\n'=(;)
   Fail: (200) [system] '\n'=(;)
^  Call: (200) [user] is_like_space('\n')
   Call: (201) [system] char_type('\n', 'white')
   Fail: (201) [system] char_type('\n', 'white')
   Call: (201) [system] char_type('\n', end_of_line)
   Exit: (201) [system] char_type('\n', end_of_line)
^  Exit: (200) [user] is_like_space('\n')
   Call: (200) [system] get_char((0x55798e5fad60), _1500884)
   Exit: (200) [system] get_char((0x55798e5fad60), '\n')
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1503588)
   Exit: (201) [system] peek_char((0x55798e5fad60), ' ')
   Call: (201) [system] ' '=(;)
   Fail: (201) [system] ' '=(;)
^  Call: (201) [user] is_like_space(' ')
   Call: (202) [system] char_type(' ', 'white')
   Exit: (202) [system] char_type(' ', 'white')
^  Exit: (201) [user] is_like_space(' ')
   Call: (201) [system] get_char((0x55798e5fad60), _1511326)
   Exit: (201) [system] get_char((0x55798e5fad60), ' ')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1514030)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
^  Exit: (199) [user] skip_spaces((0x55798e5fad60))
   Call: (199) [system] peek_char((0x55798e5fad60), _1530032)
   Exit: (199) [system] peek_char((0x55798e5fad60), '(')
   Call: (199) [system] '('=')'
   Fail: (199) [system] '('=')'
   Call: (199) [system] '('=end_of_file
   Fail: (199) [system] '('=end_of_file
^  Call: (199) [user] cont_sexpr(')', (0x55798e5fad60), _1535602)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1537460)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=(;)
   Fail: (201) [system] '('=(;)
^  Call: (201) [user] is_like_space('(')
   Call: (202) [system] char_type('(', 'white')
   Fail: (202) [system] char_type('(', 'white')
   Call: (202) [system] char_type('(', end_of_line)
   Fail: (202) [system] char_type('(', end_of_line)
   Call: (202) [system] char_type('(', space)
   Fail: (202) [system] char_type('(', space)
   Call: (202) [system] char_type('(', cntrl)
   Fail: (202) [system] char_type('(', cntrl)
^  Fail: (201) [user] is_like_space('(')
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] get_char((0x55798e5fad60), _1551614)
   Exit: (200) [system] get_char((0x55798e5fad60), '(')
   Call: (200) [system] '('='('
   Exit: (200) [system] '('='('
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _1535602)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1557184)
   Exit: (202) [system] peek_char((0x55798e5fad60), :)
   Call: (202) [system] (:)=(;)
   Fail: (202) [system] (:)=(;)
^  Call: (202) [user] is_like_space(:)
   Call: (203) [system] char_type(:, 'white')
   Fail: (203) [system] char_type(:, 'white')
   Call: (203) [system] char_type(:, end_of_line)
   Fail: (203) [system] char_type(:, end_of_line)
   Call: (203) [system] char_type(:, space)
   Fail: (203) [system] char_type(:, space)
   Call: (203) [system] char_type(:, cntrl)
   Fail: (203) [system] char_type(:, cntrl)
^  Fail: (202) [user] is_like_space(:)
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _1571338)
   Exit: (201) [system] peek_char((0x55798e5fad60), :)
   Call: (201) [system] (:)=')'
   Fail: (201) [system] (:)=')'
   Call: (201) [system] (:)=end_of_file
   Fail: (201) [system] (:)=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _1576908)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1578766)
   Exit: (203) [system] peek_char((0x55798e5fad60), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _1592920)
   Exit: (202) [system] get_char((0x55798e5fad60), :)
   Call: (202) [system] (:)='('
   Fail: (202) [system] (:)='('
   Call: (202) [system] (:)='['
   Fail: (202) [system] (:)='['
   Call: (202) [system] (:)='{'
   Fail: (202) [system] (:)='{'
   Call: (202) [system] (:)='"'
   Fail: (202) [system] (:)='"'
   Call: (202) [system] (:)=!
   Fail: (202) [system] (:)=!
   Call: (202) [system] (:)='\''
   Fail: (202) [system] (:)='\''
   Call: (202) [system] (:)='`'
   Fail: (202) [system] (:)='`'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] read_symbolic(')', (0x55798e5fad60), :, _1576908)
^  Call: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), _1610562)
   Call: (204) [system] peek_char((0x55798e5fad60), _1611496)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (204) [user] is_delimiter(' ')
   Call: (205) [system] char_type(' ', space)
   Exit: (205) [system] char_type(' ', space)
^  Exit: (204) [user] is_delimiter(' ')
   Call: (204) [system] _1610562=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (203) [user] classify_and_convert_charseq(:, [], _1576908)
^  Call: (205) [system] setup_call_cleanup('$notrace'(_1620806, _1620808), once(user:catch(read_from_chars([:], _1576908), _1620782, fail)), '$restore_trace'(_1620806, _1620808))
^  Call: (206) [system] sig_atomic(system:'$notrace'(_1620806, _1620808))
^  Exit: (205) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1620782, fail)), system:'$restore_trace'(3, -1))
   Call: (204) [system] atomic(:)
   Exit: (204) [system] atomic(:)
^  Exit: (203) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (202) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _1628306)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1630164)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _1637902)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1640606)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1655684)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=')'
   Fail: (202) [system] '('=')'
   Call: (202) [system] '('=end_of_file
   Fail: (202) [system] '('=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1661254)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1663112)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _1677266)
   Exit: (203) [system] get_char((0x55798e5fad60), '(')
   Call: (203) [system] '('='('
   Exit: (203) [system] '('='('
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _1661254)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1682836)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'D')
   Call: (205) [system] 'D'=(;)
   Fail: (205) [system] 'D'=(;)
^  Call: (205) [user] is_like_space('D')
   Call: (206) [system] char_type('D', 'white')
   Fail: (206) [system] char_type('D', 'white')
   Call: (206) [system] char_type('D', end_of_line)
   Fail: (206) [system] char_type('D', end_of_line)
   Call: (206) [system] char_type('D', space)
   Fail: (206) [system] char_type('D', space)
   Call: (206) [system] char_type('D', cntrl)
   Fail: (206) [system] char_type('D', cntrl)
^  Fail: (205) [user] is_like_space('D')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1696990)
   Exit: (204) [system] peek_char((0x55798e5fad60), 'D')
   Call: (204) [system] 'D'=')'
   Fail: (204) [system] 'D'=')'
   Call: (204) [system] 'D'=end_of_file
   Fail: (204) [system] 'D'=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _1702560)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1704418)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'D')
   Call: (206) [system] 'D'=(;)
   Fail: (206) [system] 'D'=(;)
^  Call: (206) [user] is_like_space('D')
   Call: (207) [system] char_type('D', 'white')
   Fail: (207) [system] char_type('D', 'white')
   Call: (207) [system] char_type('D', end_of_line)
   Fail: (207) [system] char_type('D', end_of_line)
   Call: (207) [system] char_type('D', space)
   Fail: (207) [system] char_type('D', space)
   Call: (207) [system] char_type('D', cntrl)
   Fail: (207) [system] char_type('D', cntrl)
^  Fail: (206) [user] is_like_space('D')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _1718572)
   Exit: (205) [system] get_char((0x55798e5fad60), 'D')
   Call: (205) [system] 'D'='('
   Fail: (205) [system] 'D'='('
   Call: (205) [system] 'D'='['
   Fail: (205) [system] 'D'='['
   Call: (205) [system] 'D'='{'
   Fail: (205) [system] 'D'='{'
   Call: (205) [system] 'D'='"'
   Fail: (205) [system] 'D'='"'
   Call: (205) [system] 'D'=!
   Fail: (205) [system] 'D'=!
   Call: (205) [system] 'D'='\''
   Fail: (205) [system] 'D'='\''
   Call: (205) [system] 'D'='`'
   Fail: (205) [system] 'D'='`'
   Call: (205) [system] 'D'=end_of_file
   Fail: (205) [system] 'D'=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1702560)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1736214)
   Call: (207) [system] peek_char((0x55798e5fad60), _1737148)
   Exit: (207) [system] peek_char((0x55798e5fad60), i)
^  Call: (207) [user] is_delimiter(i)
   Call: (208) [system] char_type(i, space)
   Fail: (208) [system] char_type(i, space)
   Call: (208) [system] arg(_1741868, v('(', ')', end_of_file), i)
   Fail: (208) [system] arg(_1742800, v('(', ')', end_of_file), i)
^  Fail: (207) [user] is_delimiter(i)
   Call: (207) [system] ')'==i
   Fail: (207) [system] ')'==i
   Call: (207) [system] get_char((0x55798e5fad60), i)
   Exit: (207) [system] get_char((0x55798e5fad60), i)
   Call: (207) [system] i=(\)
   Fail: (207) [system] i=(\)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1750150)
   Call: (208) [system] peek_char((0x55798e5fad60), _1751084)
   Exit: (208) [system] peek_char((0x55798e5fad60), s)
^  Call: (208) [user] is_delimiter(s)
   Call: (209) [system] char_type(s, space)
   Fail: (209) [system] char_type(s, space)
   Call: (209) [system] arg(_1755804, v('(', ')', end_of_file), s)
   Fail: (209) [system] arg(_1756736, v('(', ')', end_of_file), s)
^  Fail: (208) [user] is_delimiter(s)
   Call: (208) [system] ')'==s
   Fail: (208) [system] ')'==s
   Call: (208) [system] get_char((0x55798e5fad60), s)
   Exit: (208) [system] get_char((0x55798e5fad60), s)
   Call: (208) [system] s=(\)
   Fail: (208) [system] s=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1764086)
   Call: (209) [system] peek_char((0x55798e5fad60), _1765020)
   Exit: (209) [system] peek_char((0x55798e5fad60), j)
^  Call: (209) [user] is_delimiter(j)
   Call: (210) [system] char_type(j, space)
   Fail: (210) [system] char_type(j, space)
   Call: (210) [system] arg(_1769740, v('(', ')', end_of_file), j)
   Fail: (210) [system] arg(_1770672, v('(', ')', end_of_file), j)
^  Fail: (209) [user] is_delimiter(j)
   Call: (209) [system] ')'==j
   Fail: (209) [system] ')'==j
   Call: (209) [system] get_char((0x55798e5fad60), j)
   Exit: (209) [system] get_char((0x55798e5fad60), j)
   Call: (209) [system] j=(\)
   Fail: (209) [system] j=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1778022)
   Call: (210) [system] peek_char((0x55798e5fad60), _1778956)
   Exit: (210) [system] peek_char((0x55798e5fad60), u)
^  Call: (210) [user] is_delimiter(u)
   Call: (211) [system] char_type(u, space)
   Fail: (211) [system] char_type(u, space)
   Call: (211) [system] arg(_1783676, v('(', ')', end_of_file), u)
   Fail: (211) [system] arg(_1784608, v('(', ')', end_of_file), u)
^  Fail: (210) [user] is_delimiter(u)
   Call: (210) [system] ')'==u
   Fail: (210) [system] ')'==u
   Call: (210) [system] get_char((0x55798e5fad60), u)
   Exit: (210) [system] get_char((0x55798e5fad60), u)
   Call: (210) [system] u=(\)
   Fail: (210) [system] u=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1791958)
   Call: (211) [system] peek_char((0x55798e5fad60), _1792892)
   Exit: (211) [system] peek_char((0x55798e5fad60), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_1797612, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_1798544, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55798e5fad60), n)
   Exit: (211) [system] get_char((0x55798e5fad60), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1805894)
   Call: (212) [system] peek_char((0x55798e5fad60), _1806828)
   Exit: (212) [system] peek_char((0x55798e5fad60), c)
^  Call: (212) [user] is_delimiter(c)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] arg(_1811548, v('(', ')', end_of_file), c)
   Fail: (213) [system] arg(_1812480, v('(', ')', end_of_file), c)
^  Fail: (212) [user] is_delimiter(c)
   Call: (212) [system] ')'==c
   Fail: (212) [system] ')'==c
   Call: (212) [system] get_char((0x55798e5fad60), c)
   Exit: (212) [system] get_char((0x55798e5fad60), c)
   Call: (212) [system] c=(\)
   Fail: (212) [system] c=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1819830)
   Call: (213) [system] peek_char((0x55798e5fad60), _1820764)
   Exit: (213) [system] peek_char((0x55798e5fad60), t)
^  Call: (213) [user] is_delimiter(t)
   Call: (214) [system] char_type(t, space)
   Fail: (214) [system] char_type(t, space)
   Call: (214) [system] arg(_1825484, v('(', ')', end_of_file), t)
   Fail: (214) [system] arg(_1826416, v('(', ')', end_of_file), t)
^  Fail: (213) [user] is_delimiter(t)
   Call: (213) [system] ')'==t
   Fail: (213) [system] ')'==t
   Call: (213) [system] get_char((0x55798e5fad60), t)
   Exit: (213) [system] get_char((0x55798e5fad60), t)
   Call: (213) [system] t=(\)
   Fail: (213) [system] t=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1833766)
   Call: (214) [system] peek_char((0x55798e5fad60), _1834700)
   Exit: (214) [system] peek_char((0x55798e5fad60), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_1839420, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_1840352, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55798e5fad60), i)
   Exit: (214) [system] get_char((0x55798e5fad60), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1847702)
   Call: (215) [system] peek_char((0x55798e5fad60), _1848636)
   Exit: (215) [system] peek_char((0x55798e5fad60), o)
^  Call: (215) [user] is_delimiter(o)
   Call: (216) [system] char_type(o, space)
   Fail: (216) [system] char_type(o, space)
   Call: (216) [system] arg(_1853356, v('(', ')', end_of_file), o)
   Fail: (216) [system] arg(_1854288, v('(', ')', end_of_file), o)
^  Fail: (215) [user] is_delimiter(o)
   Call: (215) [system] ')'==o
   Fail: (215) [system] ')'==o
   Call: (215) [system] get_char((0x55798e5fad60), o)
   Exit: (215) [system] get_char((0x55798e5fad60), o)
   Call: (215) [system] o=(\)
   Fail: (215) [system] o=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1861638)
   Call: (216) [system] peek_char((0x55798e5fad60), _1862572)
   Exit: (216) [system] peek_char((0x55798e5fad60), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1867292, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1868224, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55798e5fad60), n)
   Exit: (216) [system] get_char((0x55798e5fad60), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1875574)
   Call: (217) [system] peek_char((0x55798e5fad60), _1876508)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (217) [user] is_delimiter('I')
   Call: (218) [system] char_type('I', space)
   Fail: (218) [system] char_type('I', space)
   Call: (218) [system] arg(_1881228, v('(', ')', end_of_file), 'I')
   Fail: (218) [system] arg(_1882160, v('(', ')', end_of_file), 'I')
^  Fail: (217) [user] is_delimiter('I')
   Call: (217) [system] ')'=='I'
   Fail: (217) [system] ')'=='I'
   Call: (217) [system] get_char((0x55798e5fad60), 'I')
   Exit: (217) [system] get_char((0x55798e5fad60), 'I')
   Call: (217) [system] 'I'=(\)
   Fail: (217) [system] 'I'=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1889510)
   Call: (218) [system] peek_char((0x55798e5fad60), _1890444)
   Exit: (218) [system] peek_char((0x55798e5fad60), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_1895164, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_1896096, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55798e5fad60), n)
   Exit: (218) [system] get_char((0x55798e5fad60), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1903446)
   Call: (219) [system] peek_char((0x55798e5fad60), _1904380)
   Exit: (219) [system] peek_char((0x55798e5fad60), t)
^  Call: (219) [user] is_delimiter(t)
   Call: (220) [system] char_type(t, space)
   Fail: (220) [system] char_type(t, space)
   Call: (220) [system] arg(_1909100, v('(', ')', end_of_file), t)
   Fail: (220) [system] arg(_1910032, v('(', ')', end_of_file), t)
^  Fail: (219) [user] is_delimiter(t)
   Call: (219) [system] ')'==t
   Fail: (219) [system] ')'==t
   Call: (219) [system] get_char((0x55798e5fad60), t)
   Exit: (219) [system] get_char((0x55798e5fad60), t)
   Call: (219) [system] t=(\)
   Fail: (219) [system] t=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1917382)
   Call: (220) [system] peek_char((0x55798e5fad60), _1918316)
   Exit: (220) [system] peek_char((0x55798e5fad60), r)
^  Call: (220) [user] is_delimiter(r)
   Call: (221) [system] char_type(r, space)
   Fail: (221) [system] char_type(r, space)
   Call: (221) [system] arg(_1923036, v('(', ')', end_of_file), r)
   Fail: (221) [system] arg(_1923968, v('(', ')', end_of_file), r)
^  Fail: (220) [user] is_delimiter(r)
   Call: (220) [system] ')'==r
   Fail: (220) [system] ')'==r
   Call: (220) [system] get_char((0x55798e5fad60), r)
   Exit: (220) [system] get_char((0x55798e5fad60), r)
   Call: (220) [system] r=(\)
   Fail: (220) [system] r=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1931318)
   Call: (221) [system] peek_char((0x55798e5fad60), _1932252)
   Exit: (221) [system] peek_char((0x55798e5fad60), o)
^  Call: (221) [user] is_delimiter(o)
   Call: (222) [system] char_type(o, space)
   Fail: (222) [system] char_type(o, space)
   Call: (222) [system] arg(_1936972, v('(', ')', end_of_file), o)
   Fail: (222) [system] arg(_1937904, v('(', ')', end_of_file), o)
^  Fail: (221) [user] is_delimiter(o)
   Call: (221) [system] ')'==o
   Fail: (221) [system] ')'==o
   Call: (221) [system] get_char((0x55798e5fad60), o)
   Exit: (221) [system] get_char((0x55798e5fad60), o)
   Call: (221) [system] o=(\)
   Fail: (221) [system] o=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1945254)
   Call: (222) [system] peek_char((0x55798e5fad60), _1946188)
   Exit: (222) [system] peek_char((0x55798e5fad60), d)
^  Call: (222) [user] is_delimiter(d)
   Call: (223) [system] char_type(d, space)
   Fail: (223) [system] char_type(d, space)
   Call: (223) [system] arg(_1950908, v('(', ')', end_of_file), d)
   Fail: (223) [system] arg(_1951840, v('(', ')', end_of_file), d)
^  Fail: (222) [user] is_delimiter(d)
   Call: (222) [system] ')'==d
   Fail: (222) [system] ')'==d
   Call: (222) [system] get_char((0x55798e5fad60), d)
   Exit: (222) [system] get_char((0x55798e5fad60), d)
   Call: (222) [system] d=(\)
   Fail: (222) [system] d=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1959190)
   Call: (223) [system] peek_char((0x55798e5fad60), _1960124)
   Exit: (223) [system] peek_char((0x55798e5fad60), u)
^  Call: (223) [user] is_delimiter(u)
   Call: (224) [system] char_type(u, space)
   Fail: (224) [system] char_type(u, space)
   Call: (224) [system] arg(_1964844, v('(', ')', end_of_file), u)
   Fail: (224) [system] arg(_1965776, v('(', ')', end_of_file), u)
^  Fail: (223) [user] is_delimiter(u)
   Call: (223) [system] ')'==u
   Fail: (223) [system] ')'==u
   Call: (223) [system] get_char((0x55798e5fad60), u)
   Exit: (223) [system] get_char((0x55798e5fad60), u)
   Call: (223) [system] u=(\)
   Fail: (223) [system] u=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1973126)
   Call: (224) [system] peek_char((0x55798e5fad60), _1974060)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
^  Call: (224) [user] is_delimiter(c)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] arg(_1978780, v('(', ')', end_of_file), c)
   Fail: (225) [system] arg(_1979712, v('(', ')', end_of_file), c)
^  Fail: (224) [user] is_delimiter(c)
   Call: (224) [system] ')'==c
   Fail: (224) [system] ')'==c
   Call: (224) [system] get_char((0x55798e5fad60), c)
   Exit: (224) [system] get_char((0x55798e5fad60), c)
   Call: (224) [system] c=(\)
   Fail: (224) [system] c=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1987062)
   Call: (225) [system] peek_char((0x55798e5fad60), _1987996)
   Exit: (225) [system] peek_char((0x55798e5fad60), t)
^  Call: (225) [user] is_delimiter(t)
   Call: (226) [system] char_type(t, space)
   Fail: (226) [system] char_type(t, space)
   Call: (226) [system] arg(_1992716, v('(', ')', end_of_file), t)
   Fail: (226) [system] arg(_1993648, v('(', ')', end_of_file), t)
^  Fail: (225) [user] is_delimiter(t)
   Call: (225) [system] ')'==t
   Fail: (225) [system] ')'==t
   Call: (225) [system] get_char((0x55798e5fad60), t)
   Exit: (225) [system] get_char((0x55798e5fad60), t)
   Call: (225) [system] t=(\)
   Fail: (225) [system] t=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _2000998)
   Call: (226) [system] peek_char((0x55798e5fad60), _2001932)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_2006652, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_2007584, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _2014934)
   Call: (227) [system] peek_char((0x55798e5fad60), _2015868)
   Exit: (227) [system] peek_char((0x55798e5fad60), o)
^  Call: (227) [user] is_delimiter(o)
   Call: (228) [system] char_type(o, space)
   Fail: (228) [system] char_type(o, space)
   Call: (228) [system] arg(_2020588, v('(', ')', end_of_file), o)
   Fail: (228) [system] arg(_2021520, v('(', ')', end_of_file), o)
^  Fail: (227) [user] is_delimiter(o)
   Call: (227) [system] ')'==o
   Fail: (227) [system] ')'==o
   Call: (227) [system] get_char((0x55798e5fad60), o)
   Exit: (227) [system] get_char((0x55798e5fad60), o)
   Call: (227) [system] o=(\)
   Fail: (227) [system] o=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _2028870)
   Call: (228) [system] peek_char((0x55798e5fad60), _2029804)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_2034524, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_2035456, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _2042806)
   Call: (229) [system] peek_char((0x55798e5fad60), _2043740)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _2042806=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (228) [system] _2028870=[n]
   Exit: (228) [system] [n]=[n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (227) [system] _2014934=[o, n]
   Exit: (227) [system] [o, n]=[o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (226) [system] _2000998=[i, o, n]
   Exit: (226) [system] [i, o, n]=[i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (225) [system] _1987062=[t, i, o, n]
   Exit: (225) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (224) [system] _1973126=[c, t, i, o, n]
   Exit: (224) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (223) [system] _1959190=[u, c, t, i, o, n]
   Exit: (223) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (222) [system] _1945254=[d, u, c, t, i, o, n]
   Exit: (222) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (221) [system] _1931318=[o, d, u, c, t, i, o, n]
   Exit: (221) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (220) [system] _1917382=[r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1903446=[t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1889510=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1875574=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1861638=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1847702=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1833766=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1819830=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _3698=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _3694=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _3690=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _3686=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _3682=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (207) [system] _3678=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (207) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (206) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _3674)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_21466, _21468), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _3674), _21442, fail)), '$restore_trace'(_21466, _21468))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_21466, _21468))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _3674), _21442, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(_3674)
   Fail: (207) [system] atomic(_3674)
   Call: (207) [system] atom_chars(_3674, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (207) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (206) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (205) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _30842)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _32700)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _40438)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _43142)
   Exit: (207) [system] peek_char((0x55798e5fad60), a)
   Call: (207) [system] a=(;)
   Fail: (207) [system] a=(;)
^  Call: (207) [user] is_like_space(a)
   Call: (208) [system] char_type(a, 'white')
   Fail: (208) [system] char_type(a, 'white')
   Call: (208) [system] char_type(a, end_of_line)
   Fail: (208) [system] char_type(a, end_of_line)
   Call: (208) [system] char_type(a, space)
   Fail: (208) [system] char_type(a, space)
   Call: (208) [system] char_type(a, cntrl)
   Fail: (208) [system] char_type(a, cntrl)
^  Fail: (207) [user] is_like_space(a)
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _58220)
   Exit: (205) [system] peek_char((0x55798e5fad60), a)
   Call: (205) [system] a=')'
   Fail: (205) [system] a=')'
   Call: (205) [system] a=end_of_file
   Fail: (205) [system] a=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _63790)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _65648)
   Exit: (207) [system] peek_char((0x55798e5fad60), a)
   Call: (207) [system] a=(;)
   Fail: (207) [system] a=(;)
^  Call: (207) [user] is_like_space(a)
   Call: (208) [system] char_type(a, 'white')
   Fail: (208) [system] char_type(a, 'white')
   Call: (208) [system] char_type(a, end_of_line)
   Fail: (208) [system] char_type(a, end_of_line)
   Call: (208) [system] char_type(a, space)
   Fail: (208) [system] char_type(a, space)
   Call: (208) [system] char_type(a, cntrl)
   Fail: (208) [system] char_type(a, cntrl)
^  Fail: (207) [user] is_like_space(a)
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _79802)
   Exit: (206) [system] get_char((0x55798e5fad60), a)
   Call: (206) [system] a='('
   Fail: (206) [system] a='('
   Call: (206) [system] a='['
   Fail: (206) [system] a='['
   Call: (206) [system] a='{'
   Fail: (206) [system] a='{'
   Call: (206) [system] a='"'
   Fail: (206) [system] a='"'
   Call: (206) [system] a=!
   Fail: (206) [system] a=!
   Call: (206) [system] a='\''
   Fail: (206) [system] a='\''
   Call: (206) [system] a='`'
   Fail: (206) [system] a='`'
   Call: (206) [system] a=end_of_file
   Fail: (206) [system] a=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55798e5fad60), a, _63790)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _97444)
   Call: (208) [system] peek_char((0x55798e5fad60), _98378)
   Exit: (208) [system] peek_char((0x55798e5fad60), b)
^  Call: (208) [user] is_delimiter(b)
   Call: (209) [system] char_type(b, space)
   Fail: (209) [system] char_type(b, space)
   Call: (209) [system] arg(_103098, v('(', ')', end_of_file), b)
   Fail: (209) [system] arg(_104030, v('(', ')', end_of_file), b)
^  Fail: (208) [user] is_delimiter(b)
   Call: (208) [system] ')'==b
   Fail: (208) [system] ')'==b
   Call: (208) [system] get_char((0x55798e5fad60), b)
   Exit: (208) [system] get_char((0x55798e5fad60), b)
   Call: (208) [system] b=(\)
   Fail: (208) [system] b=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _111380)
   Call: (209) [system] peek_char((0x55798e5fad60), _112314)
   Exit: (209) [system] peek_char((0x55798e5fad60), c)
^  Call: (209) [user] is_delimiter(c)
   Call: (210) [system] char_type(c, space)
   Fail: (210) [system] char_type(c, space)
   Call: (210) [system] arg(_117034, v('(', ')', end_of_file), c)
   Fail: (210) [system] arg(_117966, v('(', ')', end_of_file), c)
^  Fail: (209) [user] is_delimiter(c)
   Call: (209) [system] ')'==c
   Fail: (209) [system] ')'==c
   Call: (209) [system] get_char((0x55798e5fad60), c)
   Exit: (209) [system] get_char((0x55798e5fad60), c)
   Call: (209) [system] c=(\)
   Fail: (209) [system] c=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _125316)
   Call: (210) [system] peek_char((0x55798e5fad60), _126250)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _125316=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (209) [system] _111380=[c]
   Exit: (209) [system] [c]=[c]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (208) [system] _97444=[b, c]
   Exit: (208) [system] [b, c]=[b, c]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (207) [user] classify_and_convert_charseq(a, [b, c], _63790)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_141148, _141150), once(user:catch(read_from_chars([a, b, c], _63790), _141124, fail)), '$restore_trace'(_141148, _141150))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_141148, _141150))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _141124, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(abc)
   Exit: (208) [system] atomic(abc)
^  Exit: (207) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (206) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _148648)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _150506)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _158244)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _160948)
   Exit: (208) [system] peek_char((0x55798e5fad60), a)
   Call: (208) [system] a=(;)
   Fail: (208) [system] a=(;)
^  Call: (208) [user] is_like_space(a)
   Call: (209) [system] char_type(a, 'white')
   Fail: (209) [system] char_type(a, 'white')
   Call: (209) [system] char_type(a, end_of_line)
   Fail: (209) [system] char_type(a, end_of_line)
   Call: (209) [system] char_type(a, space)
   Fail: (209) [system] char_type(a, space)
   Call: (209) [system] char_type(a, cntrl)
   Fail: (209) [system] char_type(a, cntrl)
^  Fail: (208) [user] is_like_space(a)
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _176026)
   Exit: (206) [system] peek_char((0x55798e5fad60), a)
   Call: (206) [system] a=')'
   Fail: (206) [system] a=')'
   Call: (206) [system] a=end_of_file
   Fail: (206) [system] a=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _181596)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _183454)
   Exit: (208) [system] peek_char((0x55798e5fad60), a)
   Call: (208) [system] a=(;)
   Fail: (208) [system] a=(;)
^  Call: (208) [user] is_like_space(a)
   Call: (209) [system] char_type(a, 'white')
   Fail: (209) [system] char_type(a, 'white')
   Call: (209) [system] char_type(a, end_of_line)
   Fail: (209) [system] char_type(a, end_of_line)
   Call: (209) [system] char_type(a, space)
   Fail: (209) [system] char_type(a, space)
   Call: (209) [system] char_type(a, cntrl)
   Fail: (209) [system] char_type(a, cntrl)
^  Fail: (208) [user] is_like_space(a)
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _197608)
   Exit: (207) [system] get_char((0x55798e5fad60), a)
   Call: (207) [system] a='('
   Fail: (207) [system] a='('
   Call: (207) [system] a='['
   Fail: (207) [system] a='['
   Call: (207) [system] a='{'
   Fail: (207) [system] a='{'
   Call: (207) [system] a='"'
   Fail: (207) [system] a='"'
   Call: (207) [system] a=!
   Fail: (207) [system] a=!
   Call: (207) [system] a='\''
   Fail: (207) [system] a='\''
   Call: (207) [system] a='`'
   Fail: (207) [system] a='`'
   Call: (207) [system] a=end_of_file
   Fail: (207) [system] a=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55798e5fad60), a, _181596)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _215250)
   Call: (209) [system] peek_char((0x55798e5fad60), _216184)
   Exit: (209) [system] peek_char((0x55798e5fad60), b)
^  Call: (209) [user] is_delimiter(b)
   Call: (210) [system] char_type(b, space)
   Fail: (210) [system] char_type(b, space)
   Call: (210) [system] arg(_220904, v('(', ')', end_of_file), b)
   Fail: (210) [system] arg(_221836, v('(', ')', end_of_file), b)
^  Fail: (209) [user] is_delimiter(b)
   Call: (209) [system] ')'==b
   Fail: (209) [system] ')'==b
   Call: (209) [system] get_char((0x55798e5fad60), b)
   Exit: (209) [system] get_char((0x55798e5fad60), b)
   Call: (209) [system] b=(\)
   Fail: (209) [system] b=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _229186)
   Call: (210) [system] peek_char((0x55798e5fad60), _230120)
   Exit: (210) [system] peek_char((0x55798e5fad60), c)
^  Call: (210) [user] is_delimiter(c)
   Call: (211) [system] char_type(c, space)
   Fail: (211) [system] char_type(c, space)
   Call: (211) [system] arg(_234840, v('(', ')', end_of_file), c)
   Fail: (211) [system] arg(_235772, v('(', ')', end_of_file), c)
^  Fail: (210) [user] is_delimiter(c)
   Call: (210) [system] ')'==c
   Fail: (210) [system] ')'==c
   Call: (210) [system] get_char((0x55798e5fad60), c)
   Exit: (210) [system] get_char((0x55798e5fad60), c)
   Call: (210) [system] c=(\)
   Fail: (210) [system] c=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _243122)
   Call: (211) [system] peek_char((0x55798e5fad60), _244056)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_248776, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _243122=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _229186=[c]
   Exit: (210) [system] [c]=[c]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (209) [system] _215250=[b, c]
   Exit: (209) [system] [b, c]=[b, c]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (208) [user] classify_and_convert_charseq(a, [b, c], _181596)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_260826, _260828), once(user:catch(read_from_chars([a, b, c], _181596), _260802, fail)), '$restore_trace'(_260826, _260828))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_260826, _260828))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _260802, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(abc)
   Exit: (209) [system] atomic(abc)
^  Exit: (208) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (207) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _268326)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _270184)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
   Call: (208) [system] ')'=(;)
   Fail: (208) [system] ')'=(;)
^  Call: (208) [user] is_like_space(')')
   Call: (209) [system] char_type(')', 'white')
   Fail: (209) [system] char_type(')', 'white')
   Call: (209) [system] char_type(')', end_of_line)
   Fail: (209) [system] char_type(')', end_of_line)
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] char_type(')', cntrl)
   Fail: (209) [system] char_type(')', cntrl)
^  Fail: (208) [user] is_like_space(')')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _284338)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
   Call: (207) [system] ')'=')'
   Exit: (207) [system] ')'=')'
   Call: (207) [system] get_char((0x55798e5fad60), _288128)
   Exit: (207) [system] get_char((0x55798e5fad60), ')')
   Call: (207) [system] _268326=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [])
   Call: (206) [system] _148648=[abc]
   Exit: (206) [system] [abc]=[abc]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [abc])
   Call: (205) [system] _30842=[abc, abc]
   Exit: (205) [system] [abc, abc]=[abc, abc]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [abc, abc])
   Call: (204) [system] _3668=['DisjunctionIntroduction', abc, abc]
   Exit: (204) [system] ['DisjunctionIntroduction', abc, abc]=['DisjunctionIntroduction', abc, abc]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, abc])
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, abc])
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _302010)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _303868)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _311606)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _314310)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _329388)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _334958)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _336816)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _350970)
   Exit: (204) [system] get_char((0x55798e5fad60), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _334958)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _356540)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'O')
   Call: (206) [system] 'O'=(;)
   Fail: (206) [system] 'O'=(;)
^  Call: (206) [user] is_like_space('O')
   Call: (207) [system] char_type('O', 'white')
   Fail: (207) [system] char_type('O', 'white')
   Call: (207) [system] char_type('O', end_of_line)
   Fail: (207) [system] char_type('O', end_of_line)
   Call: (207) [system] char_type('O', space)
   Fail: (207) [system] char_type('O', space)
   Call: (207) [system] char_type('O', cntrl)
   Fail: (207) [system] char_type('O', cntrl)
^  Fail: (206) [user] is_like_space('O')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _370694)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'O')
   Call: (205) [system] 'O'=')'
   Fail: (205) [system] 'O'=')'
   Call: (205) [system] 'O'=end_of_file
   Fail: (205) [system] 'O'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _376264)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _378122)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'O')
   Call: (207) [system] 'O'=(;)
   Fail: (207) [system] 'O'=(;)
^  Call: (207) [user] is_like_space('O')
   Call: (208) [system] char_type('O', 'white')
   Fail: (208) [system] char_type('O', 'white')
   Call: (208) [system] char_type('O', end_of_line)
   Fail: (208) [system] char_type('O', end_of_line)
   Call: (208) [system] char_type('O', space)
   Fail: (208) [system] char_type('O', space)
   Call: (208) [system] char_type('O', cntrl)
   Fail: (208) [system] char_type('O', cntrl)
^  Fail: (207) [user] is_like_space('O')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _392276)
   Exit: (206) [system] get_char((0x55798e5fad60), 'O')
   Call: (206) [system] 'O'='('
   Fail: (206) [system] 'O'='('
   Call: (206) [system] 'O'='['
   Fail: (206) [system] 'O'='['
   Call: (206) [system] 'O'='{'
   Fail: (206) [system] 'O'='{'
   Call: (206) [system] 'O'='"'
   Fail: (206) [system] 'O'='"'
   Call: (206) [system] 'O'=!
   Fail: (206) [system] 'O'=!
   Call: (206) [system] 'O'='\''
   Fail: (206) [system] 'O'='\''
   Call: (206) [system] 'O'='`'
   Fail: (206) [system] 'O'='`'
   Call: (206) [system] 'O'=end_of_file
   Fail: (206) [system] 'O'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55798e5fad60), 'O', _376264)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _409918)
   Call: (208) [system] peek_char((0x55798e5fad60), _410852)
   Exit: (208) [system] peek_char((0x55798e5fad60), r)
^  Call: (208) [user] is_delimiter(r)
   Call: (209) [system] char_type(r, space)
   Fail: (209) [system] char_type(r, space)
   Call: (209) [system] arg(_415572, v('(', ')', end_of_file), r)
   Fail: (209) [system] arg(_416504, v('(', ')', end_of_file), r)
^  Fail: (208) [user] is_delimiter(r)
   Call: (208) [system] ')'==r
   Fail: (208) [system] ')'==r
   Call: (208) [system] get_char((0x55798e5fad60), r)
   Exit: (208) [system] get_char((0x55798e5fad60), r)
   Call: (208) [system] r=(\)
   Fail: (208) [system] r=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _423854)
   Call: (209) [system] peek_char((0x55798e5fad60), _424788)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (209) [user] is_delimiter('L')
   Call: (210) [system] char_type('L', space)
   Fail: (210) [system] char_type('L', space)
   Call: (210) [system] arg(_429508, v('(', ')', end_of_file), 'L')
   Fail: (210) [system] arg(_430440, v('(', ')', end_of_file), 'L')
^  Fail: (209) [user] is_delimiter('L')
   Call: (209) [system] ')'=='L'
   Fail: (209) [system] ')'=='L'
   Call: (209) [system] get_char((0x55798e5fad60), 'L')
   Exit: (209) [system] get_char((0x55798e5fad60), 'L')
   Call: (209) [system] 'L'=(\)
   Fail: (209) [system] 'L'=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _437790)
   Call: (210) [system] peek_char((0x55798e5fad60), _438724)
   Exit: (210) [system] peek_char((0x55798e5fad60), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_443444, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_444376, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55798e5fad60), i)
   Exit: (210) [system] get_char((0x55798e5fad60), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _451726)
   Call: (211) [system] peek_char((0x55798e5fad60), _452660)
   Exit: (211) [system] peek_char((0x55798e5fad60), n)
^  Call: (211) [user] is_delimiter(n)
   Call: (212) [system] char_type(n, space)
   Fail: (212) [system] char_type(n, space)
   Call: (212) [system] arg(_457380, v('(', ')', end_of_file), n)
   Fail: (212) [system] arg(_458312, v('(', ')', end_of_file), n)
^  Fail: (211) [user] is_delimiter(n)
   Call: (211) [system] ')'==n
   Fail: (211) [system] ')'==n
   Call: (211) [system] get_char((0x55798e5fad60), n)
   Exit: (211) [system] get_char((0x55798e5fad60), n)
   Call: (211) [system] n=(\)
   Fail: (211) [system] n=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _465662)
   Call: (212) [system] peek_char((0x55798e5fad60), _466596)
   Exit: (212) [system] peek_char((0x55798e5fad60), k)
^  Call: (212) [user] is_delimiter(k)
   Call: (213) [system] char_type(k, space)
   Fail: (213) [system] char_type(k, space)
   Call: (213) [system] arg(_471316, v('(', ')', end_of_file), k)
   Fail: (213) [system] arg(_472248, v('(', ')', end_of_file), k)
^  Fail: (212) [user] is_delimiter(k)
   Call: (212) [system] ')'==k
   Fail: (212) [system] ')'==k
   Call: (212) [system] get_char((0x55798e5fad60), k)
   Exit: (212) [system] get_char((0x55798e5fad60), k)
   Call: (212) [system] k=(\)
   Fail: (212) [system] k=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _479598)
   Call: (213) [system] peek_char((0x55798e5fad60), _480532)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _479598=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (212) [system] _465662=[k]
   Exit: (212) [system] [k]=[k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (211) [system] _451726=[n, k]
   Exit: (211) [system] [n, k]=[n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (210) [system] _437790=[i, n, k]
   Exit: (210) [system] [i, n, k]=[i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (209) [system] _423854=['L', i, n, k]
   Exit: (209) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (208) [system] _409918=[r, 'L', i, n, k]
   Exit: (208) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (207) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _376264)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_503812, _503814), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _376264), _503788, fail)), '$restore_trace'(_503812, _503814))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_503812, _503814))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _376264), _503788, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_376264)
   Fail: (208) [system] atomic(_376264)
   Call: (208) [system] atom_chars(_376264, ['O', r, 'L', i, n, k])
   Exit: (208) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (207) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (206) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _513188)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _515046)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _522784)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _525488)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _540566)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _546136)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _547994)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _562148)
   Exit: (207) [system] get_char((0x55798e5fad60), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _546136)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _567718)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'I')
   Call: (209) [system] 'I'=(;)
   Fail: (209) [system] 'I'=(;)
^  Call: (209) [user] is_like_space('I')
   Call: (210) [system] char_type('I', 'white')
   Fail: (210) [system] char_type('I', 'white')
   Call: (210) [system] char_type('I', end_of_line)
   Fail: (210) [system] char_type('I', end_of_line)
   Call: (210) [system] char_type('I', space)
   Fail: (210) [system] char_type('I', space)
   Call: (210) [system] char_type('I', cntrl)
   Fail: (210) [system] char_type('I', cntrl)
^  Fail: (209) [user] is_like_space('I')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _581872)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'I')
   Call: (208) [system] 'I'=')'
   Fail: (208) [system] 'I'=')'
   Call: (208) [system] 'I'=end_of_file
   Fail: (208) [system] 'I'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _587442)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _589300)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'I')
   Call: (210) [system] 'I'=(;)
   Fail: (210) [system] 'I'=(;)
^  Call: (210) [user] is_like_space('I')
   Call: (211) [system] char_type('I', 'white')
   Fail: (211) [system] char_type('I', 'white')
   Call: (211) [system] char_type('I', end_of_line)
   Fail: (211) [system] char_type('I', end_of_line)
   Call: (211) [system] char_type('I', space)
   Fail: (211) [system] char_type('I', space)
   Call: (211) [system] char_type('I', cntrl)
   Fail: (211) [system] char_type('I', cntrl)
^  Fail: (210) [user] is_like_space('I')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _603454)
   Exit: (209) [system] get_char((0x55798e5fad60), 'I')
   Call: (209) [system] 'I'='('
   Fail: (209) [system] 'I'='('
   Call: (209) [system] 'I'='['
   Fail: (209) [system] 'I'='['
   Call: (209) [system] 'I'='{'
   Fail: (209) [system] 'I'='{'
   Call: (209) [system] 'I'='"'
   Fail: (209) [system] 'I'='"'
   Call: (209) [system] 'I'=!
   Fail: (209) [system] 'I'=!
   Call: (209) [system] 'I'='\''
   Fail: (209) [system] 'I'='\''
   Call: (209) [system] 'I'='`'
   Fail: (209) [system] 'I'='`'
   Call: (209) [system] 'I'=end_of_file
   Fail: (209) [system] 'I'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), 'I', _587442)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _621096)
   Call: (211) [system] peek_char((0x55798e5fad60), _622030)
   Exit: (211) [system] peek_char((0x55798e5fad60), m)
^  Call: (211) [user] is_delimiter(m)
   Call: (212) [system] char_type(m, space)
   Fail: (212) [system] char_type(m, space)
   Call: (212) [system] arg(_626750, v('(', ')', end_of_file), m)
   Fail: (212) [system] arg(_627682, v('(', ')', end_of_file), m)
^  Fail: (211) [user] is_delimiter(m)
   Call: (211) [system] ')'==m
   Fail: (211) [system] ')'==m
   Call: (211) [system] get_char((0x55798e5fad60), m)
   Exit: (211) [system] get_char((0x55798e5fad60), m)
   Call: (211) [system] m=(\)
   Fail: (211) [system] m=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _635032)
   Call: (212) [system] peek_char((0x55798e5fad60), _635966)
   Exit: (212) [system] peek_char((0x55798e5fad60), p)
^  Call: (212) [user] is_delimiter(p)
   Call: (213) [system] char_type(p, space)
   Fail: (213) [system] char_type(p, space)
   Call: (213) [system] arg(_640686, v('(', ')', end_of_file), p)
   Fail: (213) [system] arg(_641618, v('(', ')', end_of_file), p)
^  Fail: (212) [user] is_delimiter(p)
   Call: (212) [system] ')'==p
   Fail: (212) [system] ')'==p
   Call: (212) [system] get_char((0x55798e5fad60), p)
   Exit: (212) [system] get_char((0x55798e5fad60), p)
   Call: (212) [system] p=(\)
   Fail: (212) [system] p=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _648968)
   Call: (213) [system] peek_char((0x55798e5fad60), _649902)
   Exit: (213) [system] peek_char((0x55798e5fad60), l)
^  Call: (213) [user] is_delimiter(l)
   Call: (214) [system] char_type(l, space)
   Fail: (214) [system] char_type(l, space)
   Call: (214) [system] arg(_654622, v('(', ')', end_of_file), l)
   Fail: (214) [system] arg(_655554, v('(', ')', end_of_file), l)
^  Fail: (213) [user] is_delimiter(l)
   Call: (213) [system] ')'==l
   Fail: (213) [system] ')'==l
   Call: (213) [system] get_char((0x55798e5fad60), l)
   Exit: (213) [system] get_char((0x55798e5fad60), l)
   Call: (213) [system] l=(\)
   Fail: (213) [system] l=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _662904)
   Call: (214) [system] peek_char((0x55798e5fad60), _663838)
   Exit: (214) [system] peek_char((0x55798e5fad60), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_668558, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_669490, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55798e5fad60), i)
   Exit: (214) [system] get_char((0x55798e5fad60), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _676840)
   Call: (215) [system] peek_char((0x55798e5fad60), _677774)
   Exit: (215) [system] peek_char((0x55798e5fad60), c)
^  Call: (215) [user] is_delimiter(c)
   Call: (216) [system] char_type(c, space)
   Fail: (216) [system] char_type(c, space)
   Call: (216) [system] arg(_682494, v('(', ')', end_of_file), c)
   Fail: (216) [system] arg(_683426, v('(', ')', end_of_file), c)
^  Fail: (215) [user] is_delimiter(c)
   Call: (215) [system] ')'==c
   Fail: (215) [system] ')'==c
   Call: (215) [system] get_char((0x55798e5fad60), c)
   Exit: (215) [system] get_char((0x55798e5fad60), c)
   Call: (215) [system] c=(\)
   Fail: (215) [system] c=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _690776)
   Call: (216) [system] peek_char((0x55798e5fad60), _691710)
   Exit: (216) [system] peek_char((0x55798e5fad60), a)
^  Call: (216) [user] is_delimiter(a)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] arg(_696430, v('(', ')', end_of_file), a)
   Fail: (217) [system] arg(_697362, v('(', ')', end_of_file), a)
^  Fail: (216) [user] is_delimiter(a)
   Call: (216) [system] ')'==a
   Fail: (216) [system] ')'==a
   Call: (216) [system] get_char((0x55798e5fad60), a)
   Exit: (216) [system] get_char((0x55798e5fad60), a)
   Call: (216) [system] a=(\)
   Fail: (216) [system] a=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _704712)
   Call: (217) [system] peek_char((0x55798e5fad60), _705646)
   Exit: (217) [system] peek_char((0x55798e5fad60), t)
^  Call: (217) [user] is_delimiter(t)
   Call: (218) [system] char_type(t, space)
   Fail: (218) [system] char_type(t, space)
   Call: (218) [system] arg(_710366, v('(', ')', end_of_file), t)
   Fail: (218) [system] arg(_711298, v('(', ')', end_of_file), t)
^  Fail: (217) [user] is_delimiter(t)
   Call: (217) [system] ')'==t
   Fail: (217) [system] ')'==t
   Call: (217) [system] get_char((0x55798e5fad60), t)
   Exit: (217) [system] get_char((0x55798e5fad60), t)
   Call: (217) [system] t=(\)
   Fail: (217) [system] t=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _718648)
   Call: (218) [system] peek_char((0x55798e5fad60), _719582)
   Exit: (218) [system] peek_char((0x55798e5fad60), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_724302, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_725234, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55798e5fad60), i)
   Exit: (218) [system] get_char((0x55798e5fad60), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _732584)
   Call: (219) [system] peek_char((0x55798e5fad60), _733518)
   Exit: (219) [system] peek_char((0x55798e5fad60), o)
^  Call: (219) [user] is_delimiter(o)
   Call: (220) [system] char_type(o, space)
   Fail: (220) [system] char_type(o, space)
   Call: (220) [system] arg(_738238, v('(', ')', end_of_file), o)
   Fail: (220) [system] arg(_739170, v('(', ')', end_of_file), o)
^  Fail: (219) [user] is_delimiter(o)
   Call: (219) [system] ')'==o
   Fail: (219) [system] ')'==o
   Call: (219) [system] get_char((0x55798e5fad60), o)
   Exit: (219) [system] get_char((0x55798e5fad60), o)
   Call: (219) [system] o=(\)
   Fail: (219) [system] o=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _746520)
   Call: (220) [system] peek_char((0x55798e5fad60), _747454)
   Exit: (220) [system] peek_char((0x55798e5fad60), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_752174, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_753106, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55798e5fad60), n)
   Exit: (220) [system] get_char((0x55798e5fad60), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _760456)
   Call: (221) [system] peek_char((0x55798e5fad60), _761390)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _760456=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (220) [system] _746520=[n]
   Exit: (220) [system] [n]=[n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (219) [system] _732584=[o, n]
   Exit: (219) [system] [o, n]=[o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (218) [system] _718648=[i, o, n]
   Exit: (218) [system] [i, o, n]=[i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (217) [system] _704712=[t, i, o, n]
   Exit: (217) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (216) [system] _690776=[a, t, i, o, n]
   Exit: (216) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (215) [system] _676840=[c, a, t, i, o, n]
   Exit: (215) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (214) [system] _662904=[i, c, a, t, i, o, n]
   Exit: (214) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (213) [system] _648968=[l, i, c, a, t, i, o, n]
   Exit: (213) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (212) [system] _635032=[p, l, i, c, a, t, i, o, n]
   Exit: (212) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (211) [system] _621096=[m, p, l, i, c, a, t, i, o, n]
   Exit: (211) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (210) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _587442)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_798640, _798642), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _587442), _798616, fail)), '$restore_trace'(_798640, _798642))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_798640, _798642))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _587442), _798616, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_587442)
   Fail: (211) [system] atomic(_587442)
   Call: (211) [system] atom_chars(_587442, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (211) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (210) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _808016)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _809874)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _817612)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _820316)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _835394)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _840964)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _842822)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _856976)
   Exit: (210) [system] get_char((0x55798e5fad60), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _840964)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _862546)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _876700)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'A')
   Call: (211) [system] 'A'=')'
   Fail: (211) [system] 'A'=')'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _882270)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _884128)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _898282)
   Exit: (212) [system] get_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'='('
   Fail: (212) [system] 'A'='('
   Call: (212) [system] 'A'='['
   Fail: (212) [system] 'A'='['
   Call: (212) [system] 'A'='{'
   Fail: (212) [system] 'A'='{'
   Call: (212) [system] 'A'='"'
   Fail: (212) [system] 'A'='"'
   Call: (212) [system] 'A'=!
   Fail: (212) [system] 'A'=!
   Call: (212) [system] 'A'='\''
   Fail: (212) [system] 'A'='\''
   Call: (212) [system] 'A'='`'
   Fail: (212) [system] 'A'='`'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), 'A', _882270)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _915924)
   Call: (214) [system] peek_char((0x55798e5fad60), _916858)
   Exit: (214) [system] peek_char((0x55798e5fad60), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_921578, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_922510, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55798e5fad60), n)
   Exit: (214) [system] get_char((0x55798e5fad60), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _929860)
   Call: (215) [system] peek_char((0x55798e5fad60), _930794)
   Exit: (215) [system] peek_char((0x55798e5fad60), d)
^  Call: (215) [user] is_delimiter(d)
   Call: (216) [system] char_type(d, space)
   Fail: (216) [system] char_type(d, space)
   Call: (216) [system] arg(_935514, v('(', ')', end_of_file), d)
   Fail: (216) [system] arg(_936446, v('(', ')', end_of_file), d)
^  Fail: (215) [user] is_delimiter(d)
   Call: (215) [system] ')'==d
   Fail: (215) [system] ')'==d
   Call: (215) [system] get_char((0x55798e5fad60), d)
   Exit: (215) [system] get_char((0x55798e5fad60), d)
   Call: (215) [system] d=(\)
   Fail: (215) [system] d=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _943796)
   Call: (216) [system] peek_char((0x55798e5fad60), _944730)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (216) [user] is_delimiter('L')
   Call: (217) [system] char_type('L', space)
   Fail: (217) [system] char_type('L', space)
   Call: (217) [system] arg(_949450, v('(', ')', end_of_file), 'L')
   Fail: (217) [system] arg(_950382, v('(', ')', end_of_file), 'L')
^  Fail: (216) [user] is_delimiter('L')
   Call: (216) [system] ')'=='L'
   Fail: (216) [system] ')'=='L'
   Call: (216) [system] get_char((0x55798e5fad60), 'L')
   Exit: (216) [system] get_char((0x55798e5fad60), 'L')
   Call: (216) [system] 'L'=(\)
   Fail: (216) [system] 'L'=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _957732)
   Call: (217) [system] peek_char((0x55798e5fad60), _958666)
   Exit: (217) [system] peek_char((0x55798e5fad60), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_963386, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_964318, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55798e5fad60), i)
   Exit: (217) [system] get_char((0x55798e5fad60), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _971668)
   Call: (218) [system] peek_char((0x55798e5fad60), _972602)
   Exit: (218) [system] peek_char((0x55798e5fad60), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_977322, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_978254, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55798e5fad60), n)
   Exit: (218) [system] get_char((0x55798e5fad60), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _985604)
   Call: (219) [system] peek_char((0x55798e5fad60), _986538)
   Exit: (219) [system] peek_char((0x55798e5fad60), k)
^  Call: (219) [user] is_delimiter(k)
   Call: (220) [system] char_type(k, space)
   Fail: (220) [system] char_type(k, space)
   Call: (220) [system] arg(_991258, v('(', ')', end_of_file), k)
   Fail: (220) [system] arg(_992190, v('(', ')', end_of_file), k)
^  Fail: (219) [user] is_delimiter(k)
   Call: (219) [system] ')'==k
   Fail: (219) [system] ')'==k
   Call: (219) [system] get_char((0x55798e5fad60), k)
   Exit: (219) [system] get_char((0x55798e5fad60), k)
   Call: (219) [system] k=(\)
   Fail: (219) [system] k=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _999540)
   Call: (220) [system] peek_char((0x55798e5fad60), _1000474)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _999540=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (219) [system] _985604=[k]
   Exit: (219) [system] [k]=[k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (218) [system] _971668=[n, k]
   Exit: (218) [system] [n, k]=[n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (217) [system] _957732=[i, n, k]
   Exit: (217) [system] [i, n, k]=[i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (216) [system] _943796=['L', i, n, k]
   Exit: (216) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (215) [system] _929860=[d, 'L', i, n, k]
   Exit: (215) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (214) [system] _915924=[n, d, 'L', i, n, k]
   Exit: (214) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (213) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _882270)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1026548, _1026550), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _882270), _1026524, fail)), '$restore_trace'(_1026548, _1026550))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1026548, _1026550))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _882270), _1026524, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_882270)
   Fail: (214) [system] atomic(_882270)
   Call: (214) [system] atom_chars(_882270, ['A', n, d, 'L', i, n, k])
   Exit: (214) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (213) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1035924)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1037782)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _1045520)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1048224)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1063302)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'=')'
   Fail: (212) [system] 'A'=')'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1068872)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1070730)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1084884)
   Exit: (213) [system] get_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'='('
   Fail: (213) [system] 'A'='('
   Call: (213) [system] 'A'='['
   Fail: (213) [system] 'A'='['
   Call: (213) [system] 'A'='{'
   Fail: (213) [system] 'A'='{'
   Call: (213) [system] 'A'='"'
   Fail: (213) [system] 'A'='"'
   Call: (213) [system] 'A'=!
   Fail: (213) [system] 'A'=!
   Call: (213) [system] 'A'='\''
   Fail: (213) [system] 'A'='\''
   Call: (213) [system] 'A'='`'
   Fail: (213) [system] 'A'='`'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1068872)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1102526)
   Call: (215) [system] peek_char((0x55798e5fad60), _1103460)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _1102526=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (214) [user] classify_and_convert_charseq('A', [], _1068872)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1112770, _1112772), once(user:catch(read_from_chars(['A'], _1068872), _1112746, fail)), '$restore_trace'(_1112770, _1112772))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1112770, _1112772))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1068872), _1112746, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1068872)
   Fail: (215) [system] atomic(_1068872)
   Call: (215) [system] atom_chars(_1068872, ['A'])
   Exit: (215) [system] atom_chars('A', ['A'])
^  Exit: (214) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1122146)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1124004)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _1131742)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1134446)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'B')
   Call: (215) [system] 'B'=(;)
   Fail: (215) [system] 'B'=(;)
^  Call: (215) [user] is_like_space('B')
   Call: (216) [system] char_type('B', 'white')
   Fail: (216) [system] char_type('B', 'white')
   Call: (216) [system] char_type('B', end_of_line)
   Fail: (216) [system] char_type('B', end_of_line)
   Call: (216) [system] char_type('B', space)
   Fail: (216) [system] char_type('B', space)
   Call: (216) [system] char_type('B', cntrl)
   Fail: (216) [system] char_type('B', cntrl)
^  Fail: (215) [user] is_like_space('B')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1149524)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'B')
   Call: (213) [system] 'B'=')'
   Fail: (213) [system] 'B'=')'
   Call: (213) [system] 'B'=end_of_file
   Fail: (213) [system] 'B'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1155094)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1156952)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'B')
   Call: (215) [system] 'B'=(;)
   Fail: (215) [system] 'B'=(;)
^  Call: (215) [user] is_like_space('B')
   Call: (216) [system] char_type('B', 'white')
   Fail: (216) [system] char_type('B', 'white')
   Call: (216) [system] char_type('B', end_of_line)
   Fail: (216) [system] char_type('B', end_of_line)
   Call: (216) [system] char_type('B', space)
   Fail: (216) [system] char_type('B', space)
   Call: (216) [system] char_type('B', cntrl)
   Fail: (216) [system] char_type('B', cntrl)
^  Fail: (215) [user] is_like_space('B')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1171106)
   Exit: (214) [system] get_char((0x55798e5fad60), 'B')
   Call: (214) [system] 'B'='('
   Fail: (214) [system] 'B'='('
   Call: (214) [system] 'B'='['
   Fail: (214) [system] 'B'='['
   Call: (214) [system] 'B'='{'
   Fail: (214) [system] 'B'='{'
   Call: (214) [system] 'B'='"'
   Fail: (214) [system] 'B'='"'
   Call: (214) [system] 'B'=!
   Fail: (214) [system] 'B'=!
   Call: (214) [system] 'B'='\''
   Fail: (214) [system] 'B'='\''
   Call: (214) [system] 'B'='`'
   Fail: (214) [system] 'B'='`'
   Call: (214) [system] 'B'=end_of_file
   Fail: (214) [system] 'B'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1155094)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1188748)
   Call: (216) [system] peek_char((0x55798e5fad60), _1189682)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_1194402, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _1188748=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (215) [user] classify_and_convert_charseq('B', [], _1155094)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1200864, _1200866), once(user:catch(read_from_chars(['B'], _1155094), _1200840, fail)), '$restore_trace'(_1200864, _1200866))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1200864, _1200866))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1155094), _1200840, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1155094)
   Fail: (216) [system] atomic(_1155094)
   Call: (216) [system] atom_chars(_1155094, ['B'])
   Exit: (216) [system] atom_chars('B', ['B'])
^  Exit: (215) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1210240)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1212098)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1226252)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55798e5fad60), _1230042)
   Exit: (214) [system] get_char((0x55798e5fad60), ')')
   Call: (214) [system] _1210240=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [])
   Call: (213) [system] _1122146=['B']
   Exit: (213) [system] ['B']=['B']
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (212) [system] _1035924=['A', 'B']
   Exit: (212) [system] ['A', 'B']=['A', 'B']
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (211) [system] _840964=['AndLink', 'A', 'B']
   Exit: (211) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1243924)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1245782)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _1253520)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1256224)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'C')
   Call: (212) [system] 'C'=(;)
   Fail: (212) [system] 'C'=(;)
^  Call: (212) [user] is_like_space('C')
   Call: (213) [system] char_type('C', 'white')
   Fail: (213) [system] char_type('C', 'white')
   Call: (213) [system] char_type('C', end_of_line)
   Fail: (213) [system] char_type('C', end_of_line)
   Call: (213) [system] char_type('C', space)
   Fail: (213) [system] char_type('C', space)
   Call: (213) [system] char_type('C', cntrl)
   Fail: (213) [system] char_type('C', cntrl)
^  Fail: (212) [user] is_like_space('C')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1271302)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'C')
   Call: (210) [system] 'C'=')'
   Fail: (210) [system] 'C'=')'
   Call: (210) [system] 'C'=end_of_file
   Fail: (210) [system] 'C'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1276872)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1278730)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'C')
   Call: (212) [system] 'C'=(;)
   Fail: (212) [system] 'C'=(;)
^  Call: (212) [user] is_like_space('C')
   Call: (213) [system] char_type('C', 'white')
   Fail: (213) [system] char_type('C', 'white')
   Call: (213) [system] char_type('C', end_of_line)
   Fail: (213) [system] char_type('C', end_of_line)
   Call: (213) [system] char_type('C', space)
   Fail: (213) [system] char_type('C', space)
   Call: (213) [system] char_type('C', cntrl)
   Fail: (213) [system] char_type('C', cntrl)
^  Fail: (212) [user] is_like_space('C')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1292884)
   Exit: (211) [system] get_char((0x55798e5fad60), 'C')
   Call: (211) [system] 'C'='('
   Fail: (211) [system] 'C'='('
   Call: (211) [system] 'C'='['
   Fail: (211) [system] 'C'='['
   Call: (211) [system] 'C'='{'
   Fail: (211) [system] 'C'='{'
   Call: (211) [system] 'C'='"'
   Fail: (211) [system] 'C'='"'
   Call: (211) [system] 'C'=!
   Fail: (211) [system] 'C'=!
   Call: (211) [system] 'C'='\''
   Fail: (211) [system] 'C'='\''
   Call: (211) [system] 'C'='`'
   Fail: (211) [system] 'C'='`'
   Call: (211) [system] 'C'=end_of_file
   Fail: (211) [system] 'C'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1276872)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1310526)
   Call: (213) [system] peek_char((0x55798e5fad60), _1311460)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_1316180, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _1310526=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (212) [user] classify_and_convert_charseq('C', [], _1276872)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1322642, _1322644), once(user:catch(read_from_chars(['C'], _1276872), _1322618, fail)), '$restore_trace'(_1322642, _1322644))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1322642, _1322644))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1276872), _1322618, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_1276872)
   Fail: (213) [system] atomic(_1276872)
   Call: (213) [system] atom_chars(_1276872, ['C'])
   Exit: (213) [system] atom_chars('C', ['C'])
^  Exit: (212) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1332018)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1333876)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1348030)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55798e5fad60), _1351820)
   Exit: (211) [system] get_char((0x55798e5fad60), ')')
   Call: (211) [system] _1332018=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [])
   Call: (210) [system] _1243924=['C']
   Exit: (210) [system] ['C']=['C']
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (209) [system] _808016=[['AndLink', 'A', 'B'], 'C']
   Exit: (209) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (208) [system] _546136=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (208) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1365702)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1367560)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _1375298)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1378002)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1393080)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _1398650)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1400508)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _1414662)
   Exit: (208) [system] get_char((0x55798e5fad60), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1398650)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1420232)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'I')
   Call: (210) [system] 'I'=(;)
   Fail: (210) [system] 'I'=(;)
^  Call: (210) [user] is_like_space('I')
   Call: (211) [system] char_type('I', 'white')
   Fail: (211) [system] char_type('I', 'white')
   Call: (211) [system] char_type('I', end_of_line)
   Fail: (211) [system] char_type('I', end_of_line)
   Call: (211) [system] char_type('I', space)
   Fail: (211) [system] char_type('I', space)
   Call: (211) [system] char_type('I', cntrl)
   Fail: (211) [system] char_type('I', cntrl)
^  Fail: (210) [user] is_like_space('I')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1434386)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'I')
   Call: (209) [system] 'I'=')'
   Fail: (209) [system] 'I'=')'
   Call: (209) [system] 'I'=end_of_file
   Fail: (209) [system] 'I'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1439956)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1441814)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'I')
   Call: (211) [system] 'I'=(;)
   Fail: (211) [system] 'I'=(;)
^  Call: (211) [user] is_like_space('I')
   Call: (212) [system] char_type('I', 'white')
   Fail: (212) [system] char_type('I', 'white')
   Call: (212) [system] char_type('I', end_of_line)
   Fail: (212) [system] char_type('I', end_of_line)
   Call: (212) [system] char_type('I', space)
   Fail: (212) [system] char_type('I', space)
   Call: (212) [system] char_type('I', cntrl)
   Fail: (212) [system] char_type('I', cntrl)
^  Fail: (211) [user] is_like_space('I')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1455968)
   Exit: (210) [system] get_char((0x55798e5fad60), 'I')
   Call: (210) [system] 'I'='('
   Fail: (210) [system] 'I'='('
   Call: (210) [system] 'I'='['
   Fail: (210) [system] 'I'='['
   Call: (210) [system] 'I'='{'
   Fail: (210) [system] 'I'='{'
   Call: (210) [system] 'I'='"'
   Fail: (210) [system] 'I'='"'
   Call: (210) [system] 'I'=!
   Fail: (210) [system] 'I'=!
   Call: (210) [system] 'I'='\''
   Fail: (210) [system] 'I'='\''
   Call: (210) [system] 'I'='`'
   Fail: (210) [system] 'I'='`'
   Call: (210) [system] 'I'=end_of_file
   Fail: (210) [system] 'I'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1439956)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1473610)
   Call: (212) [system] peek_char((0x55798e5fad60), _1474544)
   Exit: (212) [system] peek_char((0x55798e5fad60), m)
^  Call: (212) [user] is_delimiter(m)
   Call: (213) [system] char_type(m, space)
   Fail: (213) [system] char_type(m, space)
   Call: (213) [system] arg(_1479264, v('(', ')', end_of_file), m)
   Fail: (213) [system] arg(_1480196, v('(', ')', end_of_file), m)
^  Fail: (212) [user] is_delimiter(m)
   Call: (212) [system] ')'==m
   Fail: (212) [system] ')'==m
   Call: (212) [system] get_char((0x55798e5fad60), m)
   Exit: (212) [system] get_char((0x55798e5fad60), m)
   Call: (212) [system] m=(\)
   Fail: (212) [system] m=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1487546)
   Call: (213) [system] peek_char((0x55798e5fad60), _1488480)
   Exit: (213) [system] peek_char((0x55798e5fad60), p)
^  Call: (213) [user] is_delimiter(p)
   Call: (214) [system] char_type(p, space)
   Fail: (214) [system] char_type(p, space)
   Call: (214) [system] arg(_1493200, v('(', ')', end_of_file), p)
   Fail: (214) [system] arg(_1494132, v('(', ')', end_of_file), p)
^  Fail: (213) [user] is_delimiter(p)
   Call: (213) [system] ')'==p
   Fail: (213) [system] ')'==p
   Call: (213) [system] get_char((0x55798e5fad60), p)
   Exit: (213) [system] get_char((0x55798e5fad60), p)
   Call: (213) [system] p=(\)
   Fail: (213) [system] p=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1501482)
   Call: (214) [system] peek_char((0x55798e5fad60), _1502416)
   Exit: (214) [system] peek_char((0x55798e5fad60), l)
^  Call: (214) [user] is_delimiter(l)
   Call: (215) [system] char_type(l, space)
   Fail: (215) [system] char_type(l, space)
   Call: (215) [system] arg(_1507136, v('(', ')', end_of_file), l)
   Fail: (215) [system] arg(_1508068, v('(', ')', end_of_file), l)
^  Fail: (214) [user] is_delimiter(l)
   Call: (214) [system] ')'==l
   Fail: (214) [system] ')'==l
   Call: (214) [system] get_char((0x55798e5fad60), l)
   Exit: (214) [system] get_char((0x55798e5fad60), l)
   Call: (214) [system] l=(\)
   Fail: (214) [system] l=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1515418)
   Call: (215) [system] peek_char((0x55798e5fad60), _1516352)
   Exit: (215) [system] peek_char((0x55798e5fad60), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_1521072, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_1522004, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55798e5fad60), i)
   Exit: (215) [system] get_char((0x55798e5fad60), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1529354)
   Call: (216) [system] peek_char((0x55798e5fad60), _1530288)
   Exit: (216) [system] peek_char((0x55798e5fad60), c)
^  Call: (216) [user] is_delimiter(c)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] arg(_1535008, v('(', ')', end_of_file), c)
   Fail: (217) [system] arg(_1535940, v('(', ')', end_of_file), c)
^  Fail: (216) [user] is_delimiter(c)
   Call: (216) [system] ')'==c
   Fail: (216) [system] ')'==c
   Call: (216) [system] get_char((0x55798e5fad60), c)
   Exit: (216) [system] get_char((0x55798e5fad60), c)
   Call: (216) [system] c=(\)
   Fail: (216) [system] c=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1543290)
   Call: (217) [system] peek_char((0x55798e5fad60), _1544224)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
^  Call: (217) [user] is_delimiter(a)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] arg(_1548944, v('(', ')', end_of_file), a)
   Fail: (218) [system] arg(_1549876, v('(', ')', end_of_file), a)
^  Fail: (217) [user] is_delimiter(a)
   Call: (217) [system] ')'==a
   Fail: (217) [system] ')'==a
   Call: (217) [system] get_char((0x55798e5fad60), a)
   Exit: (217) [system] get_char((0x55798e5fad60), a)
   Call: (217) [system] a=(\)
   Fail: (217) [system] a=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1557226)
   Call: (218) [system] peek_char((0x55798e5fad60), _1558160)
   Exit: (218) [system] peek_char((0x55798e5fad60), t)
^  Call: (218) [user] is_delimiter(t)
   Call: (219) [system] char_type(t, space)
   Fail: (219) [system] char_type(t, space)
   Call: (219) [system] arg(_1562880, v('(', ')', end_of_file), t)
   Fail: (219) [system] arg(_1563812, v('(', ')', end_of_file), t)
^  Fail: (218) [user] is_delimiter(t)
   Call: (218) [system] ')'==t
   Fail: (218) [system] ')'==t
   Call: (218) [system] get_char((0x55798e5fad60), t)
   Exit: (218) [system] get_char((0x55798e5fad60), t)
   Call: (218) [system] t=(\)
   Fail: (218) [system] t=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1571162)
   Call: (219) [system] peek_char((0x55798e5fad60), _1572096)
   Exit: (219) [system] peek_char((0x55798e5fad60), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_1576816, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_1577748, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55798e5fad60), i)
   Exit: (219) [system] get_char((0x55798e5fad60), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1585098)
   Call: (220) [system] peek_char((0x55798e5fad60), _1586032)
   Exit: (220) [system] peek_char((0x55798e5fad60), o)
^  Call: (220) [user] is_delimiter(o)
   Call: (221) [system] char_type(o, space)
   Fail: (221) [system] char_type(o, space)
   Call: (221) [system] arg(_1590752, v('(', ')', end_of_file), o)
   Fail: (221) [system] arg(_1591684, v('(', ')', end_of_file), o)
^  Fail: (220) [user] is_delimiter(o)
   Call: (220) [system] ')'==o
   Fail: (220) [system] ')'==o
   Call: (220) [system] get_char((0x55798e5fad60), o)
   Exit: (220) [system] get_char((0x55798e5fad60), o)
   Call: (220) [system] o=(\)
   Fail: (220) [system] o=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1599034)
   Call: (221) [system] peek_char((0x55798e5fad60), _1599968)
   Exit: (221) [system] peek_char((0x55798e5fad60), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1604688, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1605620, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55798e5fad60), n)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1612970)
   Call: (222) [system] peek_char((0x55798e5fad60), _1613904)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _1612970=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (221) [system] _1599034=[n]
   Exit: (221) [system] [n]=[n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (220) [system] _1585098=[o, n]
   Exit: (220) [system] [o, n]=[o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (219) [system] _1571162=[i, o, n]
   Exit: (219) [system] [i, o, n]=[i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (218) [system] _1557226=[t, i, o, n]
   Exit: (218) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (217) [system] _1543290=[a, t, i, o, n]
   Exit: (217) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (216) [system] _1529354=[c, a, t, i, o, n]
   Exit: (216) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (215) [system] _1515418=[i, c, a, t, i, o, n]
   Exit: (215) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (214) [system] _1501482=[l, i, c, a, t, i, o, n]
   Exit: (214) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (213) [system] _1487546=[p, l, i, c, a, t, i, o, n]
   Exit: (213) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (212) [system] _1473610=[m, p, l, i, c, a, t, i, o, n]
   Exit: (212) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (211) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1439956)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1651154, _1651156), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1439956), _1651130, fail)), '$restore_trace'(_1651154, _1651156))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1651154, _1651156))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1439956), _1651130, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_1439956)
   Fail: (212) [system] atomic(_1439956)
   Call: (212) [system] atom_chars(_1439956, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (212) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (211) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1660530)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1662388)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _1670126)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1672830)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1687908)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1693478)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1695336)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1709490)
   Exit: (211) [system] get_char((0x55798e5fad60), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1693478)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1715060)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1729214)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'=')'
   Fail: (212) [system] 'A'=')'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1734784)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1736642)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1750796)
   Exit: (213) [system] get_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'='('
   Fail: (213) [system] 'A'='('
   Call: (213) [system] 'A'='['
   Fail: (213) [system] 'A'='['
   Call: (213) [system] 'A'='{'
   Fail: (213) [system] 'A'='{'
   Call: (213) [system] 'A'='"'
   Fail: (213) [system] 'A'='"'
   Call: (213) [system] 'A'=!
   Fail: (213) [system] 'A'=!
   Call: (213) [system] 'A'='\''
   Fail: (213) [system] 'A'='\''
   Call: (213) [system] 'A'='`'
   Fail: (213) [system] 'A'='`'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1734784)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1768438)
   Call: (215) [system] peek_char((0x55798e5fad60), _1769372)
   Exit: (215) [system] peek_char((0x55798e5fad60), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1774092, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1775024, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55798e5fad60), n)
   Exit: (215) [system] get_char((0x55798e5fad60), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1782374)
   Call: (216) [system] peek_char((0x55798e5fad60), _1783308)
   Exit: (216) [system] peek_char((0x55798e5fad60), d)
^  Call: (216) [user] is_delimiter(d)
   Call: (217) [system] char_type(d, space)
   Fail: (217) [system] char_type(d, space)
   Call: (217) [system] arg(_1788028, v('(', ')', end_of_file), d)
   Fail: (217) [system] arg(_1788960, v('(', ')', end_of_file), d)
^  Fail: (216) [user] is_delimiter(d)
   Call: (216) [system] ')'==d
   Fail: (216) [system] ')'==d
   Call: (216) [system] get_char((0x55798e5fad60), d)
   Exit: (216) [system] get_char((0x55798e5fad60), d)
   Call: (216) [system] d=(\)
   Fail: (216) [system] d=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1796310)
   Call: (217) [system] peek_char((0x55798e5fad60), _1797244)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (217) [user] is_delimiter('L')
   Call: (218) [system] char_type('L', space)
   Fail: (218) [system] char_type('L', space)
   Call: (218) [system] arg(_1801964, v('(', ')', end_of_file), 'L')
   Fail: (218) [system] arg(_1802896, v('(', ')', end_of_file), 'L')
^  Fail: (217) [user] is_delimiter('L')
   Call: (217) [system] ')'=='L'
   Fail: (217) [system] ')'=='L'
   Call: (217) [system] get_char((0x55798e5fad60), 'L')
   Exit: (217) [system] get_char((0x55798e5fad60), 'L')
   Call: (217) [system] 'L'=(\)
   Fail: (217) [system] 'L'=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1810246)
   Call: (218) [system] peek_char((0x55798e5fad60), _1811180)
   Exit: (218) [system] peek_char((0x55798e5fad60), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_1815900, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_1816832, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55798e5fad60), i)
   Exit: (218) [system] get_char((0x55798e5fad60), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1824182)
   Call: (219) [system] peek_char((0x55798e5fad60), _1825116)
   Exit: (219) [system] peek_char((0x55798e5fad60), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1829836, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1830768, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55798e5fad60), n)
   Exit: (219) [system] get_char((0x55798e5fad60), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1838118)
   Call: (220) [system] peek_char((0x55798e5fad60), _1839052)
   Exit: (220) [system] peek_char((0x55798e5fad60), k)
^  Call: (220) [user] is_delimiter(k)
   Call: (221) [system] char_type(k, space)
   Fail: (221) [system] char_type(k, space)
   Call: (221) [system] arg(_1843772, v('(', ')', end_of_file), k)
   Fail: (221) [system] arg(_1844704, v('(', ')', end_of_file), k)
^  Fail: (220) [user] is_delimiter(k)
   Call: (220) [system] ')'==k
   Fail: (220) [system] ')'==k
   Call: (220) [system] get_char((0x55798e5fad60), k)
   Exit: (220) [system] get_char((0x55798e5fad60), k)
   Call: (220) [system] k=(\)
   Fail: (220) [system] k=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1852054)
   Call: (221) [system] peek_char((0x55798e5fad60), _1852988)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _1852054=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (220) [system] _1838118=[k]
   Exit: (220) [system] [k]=[k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (219) [system] _1824182=[n, k]
   Exit: (219) [system] [n, k]=[n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (218) [system] _1810246=[i, n, k]
   Exit: (218) [system] [i, n, k]=[i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (217) [system] _1796310=['L', i, n, k]
   Exit: (217) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (216) [system] _1782374=[d, 'L', i, n, k]
   Exit: (216) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (215) [system] _1768438=[n, d, 'L', i, n, k]
   Exit: (215) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (214) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1734784)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1879062, _1879064), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1734784), _1879038, fail)), '$restore_trace'(_1879062, _1879064))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1879062, _1879064))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1734784), _1879038, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1734784)
   Fail: (215) [system] atomic(_1734784)
   Call: (215) [system] atom_chars(_1734784, ['A', n, d, 'L', i, n, k])
   Exit: (215) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (214) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1888438)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1890296)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _1898034)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1900738)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1915816)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'=')'
   Fail: (213) [system] 'A'=')'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1921386)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1923244)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1937398)
   Exit: (214) [system] get_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'='('
   Fail: (214) [system] 'A'='('
   Call: (214) [system] 'A'='['
   Fail: (214) [system] 'A'='['
   Call: (214) [system] 'A'='{'
   Fail: (214) [system] 'A'='{'
   Call: (214) [system] 'A'='"'
   Fail: (214) [system] 'A'='"'
   Call: (214) [system] 'A'=!
   Fail: (214) [system] 'A'=!
   Call: (214) [system] 'A'='\''
   Fail: (214) [system] 'A'='\''
   Call: (214) [system] 'A'='`'
   Fail: (214) [system] 'A'='`'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1921386)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1955040)
   Call: (216) [system] peek_char((0x55798e5fad60), _1955974)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1955040=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (215) [user] classify_and_convert_charseq('A', [], _1921386)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1965284, _1965286), once(user:catch(read_from_chars(['A'], _1921386), _1965260, fail)), '$restore_trace'(_1965284, _1965286))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1965284, _1965286))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1921386), _1965260, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1921386)
   Fail: (216) [system] atomic(_1921386)
   Call: (216) [system] atom_chars(_1921386, ['A'])
   Exit: (216) [system] atom_chars('A', ['A'])
^  Exit: (215) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1974660)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1976518)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _1984256)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1986960)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'B')
   Call: (216) [system] 'B'=(;)
   Fail: (216) [system] 'B'=(;)
^  Call: (216) [user] is_like_space('B')
   Call: (217) [system] char_type('B', 'white')
   Fail: (217) [system] char_type('B', 'white')
   Call: (217) [system] char_type('B', end_of_line)
   Fail: (217) [system] char_type('B', end_of_line)
   Call: (217) [system] char_type('B', space)
   Fail: (217) [system] char_type('B', space)
   Call: (217) [system] char_type('B', cntrl)
   Fail: (217) [system] char_type('B', cntrl)
^  Fail: (216) [user] is_like_space('B')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _2002038)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'B')
   Call: (214) [system] 'B'=')'
   Fail: (214) [system] 'B'=')'
   Call: (214) [system] 'B'=end_of_file
   Fail: (214) [system] 'B'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _2007608)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _2009466)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'B')
   Call: (216) [system] 'B'=(;)
   Fail: (216) [system] 'B'=(;)
^  Call: (216) [user] is_like_space('B')
   Call: (217) [system] char_type('B', 'white')
   Fail: (217) [system] char_type('B', 'white')
   Call: (217) [system] char_type('B', end_of_line)
   Fail: (217) [system] char_type('B', end_of_line)
   Call: (217) [system] char_type('B', space)
   Fail: (217) [system] char_type('B', space)
   Call: (217) [system] char_type('B', cntrl)
   Fail: (217) [system] char_type('B', cntrl)
^  Fail: (216) [user] is_like_space('B')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _2023620)
   Exit: (215) [system] get_char((0x55798e5fad60), 'B')
   Call: (215) [system] 'B'='('
   Fail: (215) [system] 'B'='('
   Call: (215) [system] 'B'='['
   Fail: (215) [system] 'B'='['
   Call: (215) [system] 'B'='{'
   Fail: (215) [system] 'B'='{'
   Call: (215) [system] 'B'='"'
   Fail: (215) [system] 'B'='"'
   Call: (215) [system] 'B'=!
   Fail: (215) [system] 'B'=!
   Call: (215) [system] 'B'='\''
   Fail: (215) [system] 'B'='\''
   Call: (215) [system] 'B'='`'
   Fail: (215) [system] 'B'='`'
   Call: (215) [system] 'B'=end_of_file
   Fail: (215) [system] 'B'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'B', _2007608)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _2041262)
   Call: (217) [system] peek_char((0x55798e5fad60), _2042196)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
^  Call: (217) [user] is_delimiter(')')
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] arg(_2046916, v('(', ')', end_of_file), ')')
   Exit: (218) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (217) [user] is_delimiter(')')
   Call: (217) [system] _2041262=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (216) [user] classify_and_convert_charseq('B', [], _2007608)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_2053378, _2053380), once(user:catch(read_from_chars(['B'], _2007608), _2053354, fail)), '$restore_trace'(_2053378, _2053380))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_2053378, _2053380))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _2007608), _2053354, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_2007608)
   Fail: (217) [system] atomic(_2007608)
   Call: (217) [system] atom_chars(_2007608, ['B'])
   Exit: (217) [system] atom_chars('B', ['B'])
^  Exit: (216) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _2062754)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _2064612)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _2078766)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55798e5fad60), _2082556)
   Exit: (215) [system] get_char((0x55798e5fad60), ')')
   Call: (215) [system] _2062754=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [])
   Call: (214) [system] _1974660=['B']
   Exit: (214) [system] ['B']=['B']
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (213) [system] _1888438=['A', 'B']
   Exit: (213) [system] ['A', 'B']=['A', 'B']
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (212) [system] _1693478=['AndLink', 'A', 'B']
   Exit: (212) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _3780)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _5304)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _13042)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _15746)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'C')
   Call: (213) [system] 'C'=(;)
   Fail: (213) [system] 'C'=(;)
^  Call: (213) [user] is_like_space('C')
   Call: (214) [system] char_type('C', 'white')
   Fail: (214) [system] char_type('C', 'white')
   Call: (214) [system] char_type('C', end_of_line)
   Fail: (214) [system] char_type('C', end_of_line)
   Call: (214) [system] char_type('C', space)
   Fail: (214) [system] char_type('C', space)
   Call: (214) [system] char_type('C', cntrl)
   Fail: (214) [system] char_type('C', cntrl)
^  Fail: (213) [user] is_like_space('C')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _30824)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'C')
   Call: (211) [system] 'C'=')'
   Fail: (211) [system] 'C'=')'
   Call: (211) [system] 'C'=end_of_file
   Fail: (211) [system] 'C'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _36394)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _38252)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'C')
   Call: (213) [system] 'C'=(;)
   Fail: (213) [system] 'C'=(;)
^  Call: (213) [user] is_like_space('C')
   Call: (214) [system] char_type('C', 'white')
   Fail: (214) [system] char_type('C', 'white')
   Call: (214) [system] char_type('C', end_of_line)
   Fail: (214) [system] char_type('C', end_of_line)
   Call: (214) [system] char_type('C', space)
   Fail: (214) [system] char_type('C', space)
   Call: (214) [system] char_type('C', cntrl)
   Fail: (214) [system] char_type('C', cntrl)
^  Fail: (213) [user] is_like_space('C')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _52406)
   Exit: (212) [system] get_char((0x55798e5fad60), 'C')
   Call: (212) [system] 'C'='('
   Fail: (212) [system] 'C'='('
   Call: (212) [system] 'C'='['
   Fail: (212) [system] 'C'='['
   Call: (212) [system] 'C'='{'
   Fail: (212) [system] 'C'='{'
   Call: (212) [system] 'C'='"'
   Fail: (212) [system] 'C'='"'
   Call: (212) [system] 'C'=!
   Fail: (212) [system] 'C'=!
   Call: (212) [system] 'C'='\''
   Fail: (212) [system] 'C'='\''
   Call: (212) [system] 'C'='`'
   Fail: (212) [system] 'C'='`'
   Call: (212) [system] 'C'=end_of_file
   Fail: (212) [system] 'C'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), 'C', _36394)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _70048)
   Call: (214) [system] peek_char((0x55798e5fad60), _70982)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_75702, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _70048=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (213) [user] classify_and_convert_charseq('C', [], _36394)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_82164, _82166), once(user:catch(read_from_chars(['C'], _36394), _82140, fail)), '$restore_trace'(_82164, _82166))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_82164, _82166))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _36394), _82140, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_36394)
   Fail: (214) [system] atomic(_36394)
   Call: (214) [system] atom_chars(_36394, ['C'])
   Exit: (214) [system] atom_chars('C', ['C'])
^  Exit: (213) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _91540)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _93398)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _107552)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55798e5fad60), _111342)
   Exit: (212) [system] get_char((0x55798e5fad60), ')')
   Call: (212) [system] _91540=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [])
   Call: (211) [system] _3780=['C']
   Exit: (211) [system] ['C']=['C']
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (210) [system] _3754=[['AndLink', 'A', 'B'], 'C']
   Exit: (210) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (209) [system] _3746=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (209) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _125224)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _127082)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _141236)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55798e5fad60), _145026)
   Exit: (208) [system] get_char((0x55798e5fad60), ')')
   Call: (208) [system] _125224=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [])
   Call: (207) [system] _3742=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (207) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (206) [system] _3700=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (206) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (205) [system] _3692=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (205) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _158908)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _160766)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=(;)
   Fail: (205) [system] ')'=(;)
^  Call: (205) [user] is_like_space(')')
   Call: (206) [system] char_type(')', 'white')
   Fail: (206) [system] char_type(')', 'white')
   Call: (206) [system] char_type(')', end_of_line)
   Fail: (206) [system] char_type(')', end_of_line)
   Call: (206) [system] char_type(')', space)
   Fail: (206) [system] char_type(')', space)
   Call: (206) [system] char_type(')', cntrl)
   Fail: (206) [system] char_type(')', cntrl)
^  Fail: (205) [user] is_like_space(')')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _174920)
   Exit: (204) [system] peek_char((0x55798e5fad60), ')')
   Call: (204) [system] ')'=')'
   Exit: (204) [system] ')'=')'
   Call: (204) [system] get_char((0x55798e5fad60), _178710)
   Exit: (204) [system] get_char((0x55798e5fad60), ')')
   Call: (204) [system] _158908=[]
   Exit: (204) [system] []=[]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [])
   Call: (203) [system] _3688=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (203) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (202) [system] _3664=[['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (202) [system] [['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (201) [system] _3656=[:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (201) [system] [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (200) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (199) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, abc], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (199) [user] read_list(')', (0x55798e5fad60), _192592)
^  Call: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _194450)
   Exit: (201) [system] peek_char((0x55798e5fad60), '\n')
   Call: (201) [system] '\n'=(;)
   Fail: (201) [system] '\n'=(;)
^  Call: (201) [user] is_like_space('\n')
   Call: (202) [system] char_type('\n', 'white')
   Fail: (202) [system] char_type('\n', 'white')
   Call: (202) [system] char_type('\n', end_of_line)
   Exit: (202) [system] char_type('\n', end_of_line)
^  Exit: (201) [user] is_like_space('\n')
   Call: (201) [system] get_char((0x55798e5fad60), _204044)
   Exit: (201) [system] get_char((0x55798e5fad60), '\n')
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _206748)
   Exit: (202) [system] peek_char((0x55798e5fad60), ' ')
   Call: (202) [system] ' '=(;)
   Fail: (202) [system] ' '=(;)
^  Call: (202) [user] is_like_space(' ')
   Call: (203) [system] char_type(' ', 'white')
   Exit: (203) [system] char_type(' ', 'white')
^  Exit: (202) [user] is_like_space(' ')
   Call: (202) [system] get_char((0x55798e5fad60), _214486)
   Exit: (202) [system] get_char((0x55798e5fad60), ' ')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _217190)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
^  Exit: (200) [user] skip_spaces((0x55798e5fad60))
   Call: (200) [system] peek_char((0x55798e5fad60), _233192)
   Exit: (200) [system] peek_char((0x55798e5fad60), '(')
   Call: (200) [system] '('=')'
   Fail: (200) [system] '('=')'
   Call: (200) [system] '('=end_of_file
   Fail: (200) [system] '('=end_of_file
^  Call: (200) [user] cont_sexpr(')', (0x55798e5fad60), _238762)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _240620)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=(;)
   Fail: (202) [system] '('=(;)
^  Call: (202) [user] is_like_space('(')
   Call: (203) [system] char_type('(', 'white')
   Fail: (203) [system] char_type('(', 'white')
   Call: (203) [system] char_type('(', end_of_line)
   Fail: (203) [system] char_type('(', end_of_line)
   Call: (203) [system] char_type('(', space)
   Fail: (203) [system] char_type('(', space)
   Call: (203) [system] char_type('(', cntrl)
   Fail: (203) [system] char_type('(', cntrl)
^  Fail: (202) [user] is_like_space('(')
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] get_char((0x55798e5fad60), _254774)
   Exit: (201) [system] get_char((0x55798e5fad60), '(')
   Call: (201) [system] '('='('
   Exit: (201) [system] '('='('
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _238762)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _260344)
   Exit: (203) [system] peek_char((0x55798e5fad60), :)
   Call: (203) [system] (:)=(;)
   Fail: (203) [system] (:)=(;)
^  Call: (203) [user] is_like_space(:)
   Call: (204) [system] char_type(:, 'white')
   Fail: (204) [system] char_type(:, 'white')
   Call: (204) [system] char_type(:, end_of_line)
   Fail: (204) [system] char_type(:, end_of_line)
   Call: (204) [system] char_type(:, space)
   Fail: (204) [system] char_type(:, space)
   Call: (204) [system] char_type(:, cntrl)
   Fail: (204) [system] char_type(:, cntrl)
^  Fail: (203) [user] is_like_space(:)
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _274498)
   Exit: (202) [system] peek_char((0x55798e5fad60), :)
   Call: (202) [system] (:)=')'
   Fail: (202) [system] (:)=')'
   Call: (202) [system] (:)=end_of_file
   Fail: (202) [system] (:)=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _280068)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _281926)
   Exit: (204) [system] peek_char((0x55798e5fad60), :)
   Call: (204) [system] (:)=(;)
   Fail: (204) [system] (:)=(;)
^  Call: (204) [user] is_like_space(:)
   Call: (205) [system] char_type(:, 'white')
   Fail: (205) [system] char_type(:, 'white')
   Call: (205) [system] char_type(:, end_of_line)
   Fail: (205) [system] char_type(:, end_of_line)
   Call: (205) [system] char_type(:, space)
   Fail: (205) [system] char_type(:, space)
   Call: (205) [system] char_type(:, cntrl)
   Fail: (205) [system] char_type(:, cntrl)
^  Fail: (204) [user] is_like_space(:)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _296080)
   Exit: (203) [system] get_char((0x55798e5fad60), :)
   Call: (203) [system] (:)='('
   Fail: (203) [system] (:)='('
   Call: (203) [system] (:)='['
   Fail: (203) [system] (:)='['
   Call: (203) [system] (:)='{'
   Fail: (203) [system] (:)='{'
   Call: (203) [system] (:)='"'
   Fail: (203) [system] (:)='"'
   Call: (203) [system] (:)=!
   Fail: (203) [system] (:)=!
   Call: (203) [system] (:)='\''
   Fail: (203) [system] (:)='\''
   Call: (203) [system] (:)='`'
   Fail: (203) [system] (:)='`'
   Call: (203) [system] (:)=end_of_file
   Fail: (203) [system] (:)=end_of_file
^  Call: (203) [user] read_symbolic(')', (0x55798e5fad60), :, _280068)
^  Call: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), _313722)
   Call: (205) [system] peek_char((0x55798e5fad60), _314656)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (205) [user] is_delimiter(' ')
   Call: (206) [system] char_type(' ', space)
   Exit: (206) [system] char_type(' ', space)
^  Exit: (205) [user] is_delimiter(' ')
   Call: (205) [system] _313722=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (204) [user] classify_and_convert_charseq(:, [], _280068)
^  Call: (206) [system] setup_call_cleanup('$notrace'(_323966, _323968), once(user:catch(read_from_chars([:], _280068), _323942, fail)), '$restore_trace'(_323966, _323968))
^  Call: (207) [system] sig_atomic(system:'$notrace'(_323966, _323968))
^  Exit: (206) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _323942, fail)), system:'$restore_trace'(3, -1))
   Call: (205) [system] atomic(:)
   Exit: (205) [system] atomic(:)
^  Exit: (204) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (203) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _331466)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _333324)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _341062)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _343766)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _358844)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _364414)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _366272)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _380426)
   Exit: (204) [system] get_char((0x55798e5fad60), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _364414)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _385996)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'D')
   Call: (206) [system] 'D'=(;)
   Fail: (206) [system] 'D'=(;)
^  Call: (206) [user] is_like_space('D')
   Call: (207) [system] char_type('D', 'white')
   Fail: (207) [system] char_type('D', 'white')
   Call: (207) [system] char_type('D', end_of_line)
   Fail: (207) [system] char_type('D', end_of_line)
   Call: (207) [system] char_type('D', space)
   Fail: (207) [system] char_type('D', space)
   Call: (207) [system] char_type('D', cntrl)
   Fail: (207) [system] char_type('D', cntrl)
^  Fail: (206) [user] is_like_space('D')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _400150)
   Exit: (205) [system] peek_char((0x55798e5fad60), 'D')
   Call: (205) [system] 'D'=')'
   Fail: (205) [system] 'D'=')'
   Call: (205) [system] 'D'=end_of_file
   Fail: (205) [system] 'D'=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _405720)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _407578)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'D')
   Call: (207) [system] 'D'=(;)
   Fail: (207) [system] 'D'=(;)
^  Call: (207) [user] is_like_space('D')
   Call: (208) [system] char_type('D', 'white')
   Fail: (208) [system] char_type('D', 'white')
   Call: (208) [system] char_type('D', end_of_line)
   Fail: (208) [system] char_type('D', end_of_line)
   Call: (208) [system] char_type('D', space)
   Fail: (208) [system] char_type('D', space)
   Call: (208) [system] char_type('D', cntrl)
   Fail: (208) [system] char_type('D', cntrl)
^  Fail: (207) [user] is_like_space('D')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _421732)
   Exit: (206) [system] get_char((0x55798e5fad60), 'D')
   Call: (206) [system] 'D'='('
   Fail: (206) [system] 'D'='('
   Call: (206) [system] 'D'='['
   Fail: (206) [system] 'D'='['
   Call: (206) [system] 'D'='{'
   Fail: (206) [system] 'D'='{'
   Call: (206) [system] 'D'='"'
   Fail: (206) [system] 'D'='"'
   Call: (206) [system] 'D'=!
   Fail: (206) [system] 'D'=!
   Call: (206) [system] 'D'='\''
   Fail: (206) [system] 'D'='\''
   Call: (206) [system] 'D'='`'
   Fail: (206) [system] 'D'='`'
   Call: (206) [system] 'D'=end_of_file
   Fail: (206) [system] 'D'=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55798e5fad60), 'D', _405720)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _439374)
   Call: (208) [system] peek_char((0x55798e5fad60), _440308)
   Exit: (208) [system] peek_char((0x55798e5fad60), i)
^  Call: (208) [user] is_delimiter(i)
   Call: (209) [system] char_type(i, space)
   Fail: (209) [system] char_type(i, space)
   Call: (209) [system] arg(_445028, v('(', ')', end_of_file), i)
   Fail: (209) [system] arg(_445960, v('(', ')', end_of_file), i)
^  Fail: (208) [user] is_delimiter(i)
   Call: (208) [system] ')'==i
   Fail: (208) [system] ')'==i
   Call: (208) [system] get_char((0x55798e5fad60), i)
   Exit: (208) [system] get_char((0x55798e5fad60), i)
   Call: (208) [system] i=(\)
   Fail: (208) [system] i=(\)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _453310)
   Call: (209) [system] peek_char((0x55798e5fad60), _454244)
   Exit: (209) [system] peek_char((0x55798e5fad60), s)
^  Call: (209) [user] is_delimiter(s)
   Call: (210) [system] char_type(s, space)
   Fail: (210) [system] char_type(s, space)
   Call: (210) [system] arg(_458964, v('(', ')', end_of_file), s)
   Fail: (210) [system] arg(_459896, v('(', ')', end_of_file), s)
^  Fail: (209) [user] is_delimiter(s)
   Call: (209) [system] ')'==s
   Fail: (209) [system] ')'==s
   Call: (209) [system] get_char((0x55798e5fad60), s)
   Exit: (209) [system] get_char((0x55798e5fad60), s)
   Call: (209) [system] s=(\)
   Fail: (209) [system] s=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _467246)
   Call: (210) [system] peek_char((0x55798e5fad60), _468180)
   Exit: (210) [system] peek_char((0x55798e5fad60), j)
^  Call: (210) [user] is_delimiter(j)
   Call: (211) [system] char_type(j, space)
   Fail: (211) [system] char_type(j, space)
   Call: (211) [system] arg(_472900, v('(', ')', end_of_file), j)
   Fail: (211) [system] arg(_473832, v('(', ')', end_of_file), j)
^  Fail: (210) [user] is_delimiter(j)
   Call: (210) [system] ')'==j
   Fail: (210) [system] ')'==j
   Call: (210) [system] get_char((0x55798e5fad60), j)
   Exit: (210) [system] get_char((0x55798e5fad60), j)
   Call: (210) [system] j=(\)
   Fail: (210) [system] j=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _481182)
   Call: (211) [system] peek_char((0x55798e5fad60), _482116)
   Exit: (211) [system] peek_char((0x55798e5fad60), u)
^  Call: (211) [user] is_delimiter(u)
   Call: (212) [system] char_type(u, space)
   Fail: (212) [system] char_type(u, space)
   Call: (212) [system] arg(_486836, v('(', ')', end_of_file), u)
   Fail: (212) [system] arg(_487768, v('(', ')', end_of_file), u)
^  Fail: (211) [user] is_delimiter(u)
   Call: (211) [system] ')'==u
   Fail: (211) [system] ')'==u
   Call: (211) [system] get_char((0x55798e5fad60), u)
   Exit: (211) [system] get_char((0x55798e5fad60), u)
   Call: (211) [system] u=(\)
   Fail: (211) [system] u=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _495118)
   Call: (212) [system] peek_char((0x55798e5fad60), _496052)
   Exit: (212) [system] peek_char((0x55798e5fad60), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_500772, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_501704, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55798e5fad60), n)
   Exit: (212) [system] get_char((0x55798e5fad60), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _509054)
   Call: (213) [system] peek_char((0x55798e5fad60), _509988)
   Exit: (213) [system] peek_char((0x55798e5fad60), c)
^  Call: (213) [user] is_delimiter(c)
   Call: (214) [system] char_type(c, space)
   Fail: (214) [system] char_type(c, space)
   Call: (214) [system] arg(_514708, v('(', ')', end_of_file), c)
   Fail: (214) [system] arg(_515640, v('(', ')', end_of_file), c)
^  Fail: (213) [user] is_delimiter(c)
   Call: (213) [system] ')'==c
   Fail: (213) [system] ')'==c
   Call: (213) [system] get_char((0x55798e5fad60), c)
   Exit: (213) [system] get_char((0x55798e5fad60), c)
   Call: (213) [system] c=(\)
   Fail: (213) [system] c=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _522990)
   Call: (214) [system] peek_char((0x55798e5fad60), _523924)
   Exit: (214) [system] peek_char((0x55798e5fad60), t)
^  Call: (214) [user] is_delimiter(t)
   Call: (215) [system] char_type(t, space)
   Fail: (215) [system] char_type(t, space)
   Call: (215) [system] arg(_528644, v('(', ')', end_of_file), t)
   Fail: (215) [system] arg(_529576, v('(', ')', end_of_file), t)
^  Fail: (214) [user] is_delimiter(t)
   Call: (214) [system] ')'==t
   Fail: (214) [system] ')'==t
   Call: (214) [system] get_char((0x55798e5fad60), t)
   Exit: (214) [system] get_char((0x55798e5fad60), t)
   Call: (214) [system] t=(\)
   Fail: (214) [system] t=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _536926)
   Call: (215) [system] peek_char((0x55798e5fad60), _537860)
   Exit: (215) [system] peek_char((0x55798e5fad60), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_542580, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_543512, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55798e5fad60), i)
   Exit: (215) [system] get_char((0x55798e5fad60), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _550862)
   Call: (216) [system] peek_char((0x55798e5fad60), _551796)
   Exit: (216) [system] peek_char((0x55798e5fad60), o)
^  Call: (216) [user] is_delimiter(o)
   Call: (217) [system] char_type(o, space)
   Fail: (217) [system] char_type(o, space)
   Call: (217) [system] arg(_556516, v('(', ')', end_of_file), o)
   Fail: (217) [system] arg(_557448, v('(', ')', end_of_file), o)
^  Fail: (216) [user] is_delimiter(o)
   Call: (216) [system] ')'==o
   Fail: (216) [system] ')'==o
   Call: (216) [system] get_char((0x55798e5fad60), o)
   Exit: (216) [system] get_char((0x55798e5fad60), o)
   Call: (216) [system] o=(\)
   Fail: (216) [system] o=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _564798)
   Call: (217) [system] peek_char((0x55798e5fad60), _565732)
   Exit: (217) [system] peek_char((0x55798e5fad60), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_570452, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_571384, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55798e5fad60), n)
   Exit: (217) [system] get_char((0x55798e5fad60), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _578734)
   Call: (218) [system] peek_char((0x55798e5fad60), _579668)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (218) [user] is_delimiter('I')
   Call: (219) [system] char_type('I', space)
   Fail: (219) [system] char_type('I', space)
   Call: (219) [system] arg(_584388, v('(', ')', end_of_file), 'I')
   Fail: (219) [system] arg(_585320, v('(', ')', end_of_file), 'I')
^  Fail: (218) [user] is_delimiter('I')
   Call: (218) [system] ')'=='I'
   Fail: (218) [system] ')'=='I'
   Call: (218) [system] get_char((0x55798e5fad60), 'I')
   Exit: (218) [system] get_char((0x55798e5fad60), 'I')
   Call: (218) [system] 'I'=(\)
   Fail: (218) [system] 'I'=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _592670)
   Call: (219) [system] peek_char((0x55798e5fad60), _593604)
   Exit: (219) [system] peek_char((0x55798e5fad60), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_598324, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_599256, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55798e5fad60), n)
   Exit: (219) [system] get_char((0x55798e5fad60), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _606606)
   Call: (220) [system] peek_char((0x55798e5fad60), _607540)
   Exit: (220) [system] peek_char((0x55798e5fad60), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_612260, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_613192, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55798e5fad60), t)
   Exit: (220) [system] get_char((0x55798e5fad60), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _620542)
   Call: (221) [system] peek_char((0x55798e5fad60), _621476)
   Exit: (221) [system] peek_char((0x55798e5fad60), r)
^  Call: (221) [user] is_delimiter(r)
   Call: (222) [system] char_type(r, space)
   Fail: (222) [system] char_type(r, space)
   Call: (222) [system] arg(_626196, v('(', ')', end_of_file), r)
   Fail: (222) [system] arg(_627128, v('(', ')', end_of_file), r)
^  Fail: (221) [user] is_delimiter(r)
   Call: (221) [system] ')'==r
   Fail: (221) [system] ')'==r
   Call: (221) [system] get_char((0x55798e5fad60), r)
   Exit: (221) [system] get_char((0x55798e5fad60), r)
   Call: (221) [system] r=(\)
   Fail: (221) [system] r=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _634478)
   Call: (222) [system] peek_char((0x55798e5fad60), _635412)
   Exit: (222) [system] peek_char((0x55798e5fad60), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_640132, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_641064, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55798e5fad60), o)
   Exit: (222) [system] get_char((0x55798e5fad60), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _648414)
   Call: (223) [system] peek_char((0x55798e5fad60), _649348)
   Exit: (223) [system] peek_char((0x55798e5fad60), d)
^  Call: (223) [user] is_delimiter(d)
   Call: (224) [system] char_type(d, space)
   Fail: (224) [system] char_type(d, space)
   Call: (224) [system] arg(_654068, v('(', ')', end_of_file), d)
   Fail: (224) [system] arg(_655000, v('(', ')', end_of_file), d)
^  Fail: (223) [user] is_delimiter(d)
   Call: (223) [system] ')'==d
   Fail: (223) [system] ')'==d
   Call: (223) [system] get_char((0x55798e5fad60), d)
   Exit: (223) [system] get_char((0x55798e5fad60), d)
   Call: (223) [system] d=(\)
   Fail: (223) [system] d=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _662350)
   Call: (224) [system] peek_char((0x55798e5fad60), _663284)
   Exit: (224) [system] peek_char((0x55798e5fad60), u)
^  Call: (224) [user] is_delimiter(u)
   Call: (225) [system] char_type(u, space)
   Fail: (225) [system] char_type(u, space)
   Call: (225) [system] arg(_668004, v('(', ')', end_of_file), u)
   Fail: (225) [system] arg(_668936, v('(', ')', end_of_file), u)
^  Fail: (224) [user] is_delimiter(u)
   Call: (224) [system] ')'==u
   Fail: (224) [system] ')'==u
   Call: (224) [system] get_char((0x55798e5fad60), u)
   Exit: (224) [system] get_char((0x55798e5fad60), u)
   Call: (224) [system] u=(\)
   Fail: (224) [system] u=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _676286)
   Call: (225) [system] peek_char((0x55798e5fad60), _677220)
   Exit: (225) [system] peek_char((0x55798e5fad60), c)
^  Call: (225) [user] is_delimiter(c)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] arg(_681940, v('(', ')', end_of_file), c)
   Fail: (226) [system] arg(_682872, v('(', ')', end_of_file), c)
^  Fail: (225) [user] is_delimiter(c)
   Call: (225) [system] ')'==c
   Fail: (225) [system] ')'==c
   Call: (225) [system] get_char((0x55798e5fad60), c)
   Exit: (225) [system] get_char((0x55798e5fad60), c)
   Call: (225) [system] c=(\)
   Fail: (225) [system] c=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _690222)
   Call: (226) [system] peek_char((0x55798e5fad60), _691156)
   Exit: (226) [system] peek_char((0x55798e5fad60), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_695876, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_696808, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55798e5fad60), t)
   Exit: (226) [system] get_char((0x55798e5fad60), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _704158)
   Call: (227) [system] peek_char((0x55798e5fad60), _705092)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_709812, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_710744, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _718094)
   Call: (228) [system] peek_char((0x55798e5fad60), _719028)
   Exit: (228) [system] peek_char((0x55798e5fad60), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_723748, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_724680, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55798e5fad60), o)
   Exit: (228) [system] get_char((0x55798e5fad60), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _732030)
   Call: (229) [system] peek_char((0x55798e5fad60), _732964)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_737684, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_738616, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _745966)
   Call: (230) [system] peek_char((0x55798e5fad60), _746900)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _745966=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (229) [system] _732030=[n]
   Exit: (229) [system] [n]=[n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (228) [system] _718094=[o, n]
   Exit: (228) [system] [o, n]=[o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (227) [system] _704158=[i, o, n]
   Exit: (227) [system] [i, o, n]=[i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (226) [system] _690222=[t, i, o, n]
   Exit: (226) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (225) [system] _676286=[c, t, i, o, n]
   Exit: (225) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (224) [system] _662350=[u, c, t, i, o, n]
   Exit: (224) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (223) [system] _648414=[d, u, c, t, i, o, n]
   Exit: (223) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (222) [system] _634478=[o, d, u, c, t, i, o, n]
   Exit: (222) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (221) [system] _620542=[r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _606606=[t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _592670=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _578734=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _564798=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _550862=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _536926=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _522990=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _509054=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _495118=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _481182=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _467246=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _453310=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (208) [system] _439374=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (208) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (207) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _405720)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_817678, _817680), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _405720), _817654, fail)), '$restore_trace'(_817678, _817680))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_817678, _817680))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _405720), _817654, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(_405720)
   Fail: (208) [system] atomic(_405720)
   Call: (208) [system] atom_chars(_405720, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (208) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (207) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (206) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _827054)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _828912)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _836650)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _839354)
   Exit: (208) [system] peek_char((0x55798e5fad60), a)
   Call: (208) [system] a=(;)
   Fail: (208) [system] a=(;)
^  Call: (208) [user] is_like_space(a)
   Call: (209) [system] char_type(a, 'white')
   Fail: (209) [system] char_type(a, 'white')
   Call: (209) [system] char_type(a, end_of_line)
   Fail: (209) [system] char_type(a, end_of_line)
   Call: (209) [system] char_type(a, space)
   Fail: (209) [system] char_type(a, space)
   Call: (209) [system] char_type(a, cntrl)
   Fail: (209) [system] char_type(a, cntrl)
^  Fail: (208) [user] is_like_space(a)
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _854432)
   Exit: (206) [system] peek_char((0x55798e5fad60), a)
   Call: (206) [system] a=')'
   Fail: (206) [system] a=')'
   Call: (206) [system] a=end_of_file
   Fail: (206) [system] a=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _860002)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _861860)
   Exit: (208) [system] peek_char((0x55798e5fad60), a)
   Call: (208) [system] a=(;)
   Fail: (208) [system] a=(;)
^  Call: (208) [user] is_like_space(a)
   Call: (209) [system] char_type(a, 'white')
   Fail: (209) [system] char_type(a, 'white')
   Call: (209) [system] char_type(a, end_of_line)
   Fail: (209) [system] char_type(a, end_of_line)
   Call: (209) [system] char_type(a, space)
   Fail: (209) [system] char_type(a, space)
   Call: (209) [system] char_type(a, cntrl)
   Fail: (209) [system] char_type(a, cntrl)
^  Fail: (208) [user] is_like_space(a)
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _876014)
   Exit: (207) [system] get_char((0x55798e5fad60), a)
   Call: (207) [system] a='('
   Fail: (207) [system] a='('
   Call: (207) [system] a='['
   Fail: (207) [system] a='['
   Call: (207) [system] a='{'
   Fail: (207) [system] a='{'
   Call: (207) [system] a='"'
   Fail: (207) [system] a='"'
   Call: (207) [system] a=!
   Fail: (207) [system] a=!
   Call: (207) [system] a='\''
   Fail: (207) [system] a='\''
   Call: (207) [system] a='`'
   Fail: (207) [system] a='`'
   Call: (207) [system] a=end_of_file
   Fail: (207) [system] a=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55798e5fad60), a, _860002)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _893656)
   Call: (209) [system] peek_char((0x55798e5fad60), _894590)
   Exit: (209) [system] peek_char((0x55798e5fad60), b)
^  Call: (209) [user] is_delimiter(b)
   Call: (210) [system] char_type(b, space)
   Fail: (210) [system] char_type(b, space)
   Call: (210) [system] arg(_899310, v('(', ')', end_of_file), b)
   Fail: (210) [system] arg(_900242, v('(', ')', end_of_file), b)
^  Fail: (209) [user] is_delimiter(b)
   Call: (209) [system] ')'==b
   Fail: (209) [system] ')'==b
   Call: (209) [system] get_char((0x55798e5fad60), b)
   Exit: (209) [system] get_char((0x55798e5fad60), b)
   Call: (209) [system] b=(\)
   Fail: (209) [system] b=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _907592)
   Call: (210) [system] peek_char((0x55798e5fad60), _908526)
   Exit: (210) [system] peek_char((0x55798e5fad60), c)
^  Call: (210) [user] is_delimiter(c)
   Call: (211) [system] char_type(c, space)
   Fail: (211) [system] char_type(c, space)
   Call: (211) [system] arg(_913246, v('(', ')', end_of_file), c)
   Fail: (211) [system] arg(_914178, v('(', ')', end_of_file), c)
^  Fail: (210) [user] is_delimiter(c)
   Call: (210) [system] ')'==c
   Fail: (210) [system] ')'==c
   Call: (210) [system] get_char((0x55798e5fad60), c)
   Exit: (210) [system] get_char((0x55798e5fad60), c)
   Call: (210) [system] c=(\)
   Fail: (210) [system] c=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _921528)
   Call: (211) [system] peek_char((0x55798e5fad60), _922462)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _921528=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (210) [system] _907592=[c]
   Exit: (210) [system] [c]=[c]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (209) [system] _893656=[b, c]
   Exit: (209) [system] [b, c]=[b, c]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (208) [user] classify_and_convert_charseq(a, [b, c], _860002)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_937360, _937362), once(user:catch(read_from_chars([a, b, c], _860002), _937336, fail)), '$restore_trace'(_937360, _937362))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_937360, _937362))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _937336, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(abc)
   Exit: (209) [system] atomic(abc)
^  Exit: (208) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (207) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _944860)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _946718)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _954456)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _957160)
   Exit: (209) [system] peek_char((0x55798e5fad60), a)
   Call: (209) [system] a=(;)
   Fail: (209) [system] a=(;)
^  Call: (209) [user] is_like_space(a)
   Call: (210) [system] char_type(a, 'white')
   Fail: (210) [system] char_type(a, 'white')
   Call: (210) [system] char_type(a, end_of_line)
   Fail: (210) [system] char_type(a, end_of_line)
   Call: (210) [system] char_type(a, space)
   Fail: (210) [system] char_type(a, space)
   Call: (210) [system] char_type(a, cntrl)
   Fail: (210) [system] char_type(a, cntrl)
^  Fail: (209) [user] is_like_space(a)
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _972238)
   Exit: (207) [system] peek_char((0x55798e5fad60), a)
   Call: (207) [system] a=')'
   Fail: (207) [system] a=')'
   Call: (207) [system] a=end_of_file
   Fail: (207) [system] a=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _977808)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _979666)
   Exit: (209) [system] peek_char((0x55798e5fad60), a)
   Call: (209) [system] a=(;)
   Fail: (209) [system] a=(;)
^  Call: (209) [user] is_like_space(a)
   Call: (210) [system] char_type(a, 'white')
   Fail: (210) [system] char_type(a, 'white')
   Call: (210) [system] char_type(a, end_of_line)
   Fail: (210) [system] char_type(a, end_of_line)
   Call: (210) [system] char_type(a, space)
   Fail: (210) [system] char_type(a, space)
   Call: (210) [system] char_type(a, cntrl)
   Fail: (210) [system] char_type(a, cntrl)
^  Fail: (209) [user] is_like_space(a)
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _993820)
   Exit: (208) [system] get_char((0x55798e5fad60), a)
   Call: (208) [system] a='('
   Fail: (208) [system] a='('
   Call: (208) [system] a='['
   Fail: (208) [system] a='['
   Call: (208) [system] a='{'
   Fail: (208) [system] a='{'
   Call: (208) [system] a='"'
   Fail: (208) [system] a='"'
   Call: (208) [system] a=!
   Fail: (208) [system] a=!
   Call: (208) [system] a='\''
   Fail: (208) [system] a='\''
   Call: (208) [system] a='`'
   Fail: (208) [system] a='`'
   Call: (208) [system] a=end_of_file
   Fail: (208) [system] a=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55798e5fad60), a, _977808)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1011462)
   Call: (210) [system] peek_char((0x55798e5fad60), _1012396)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
^  Call: (210) [user] is_delimiter(')')
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] arg(_1017116, v('(', ')', end_of_file), ')')
   Exit: (211) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (210) [user] is_delimiter(')')
   Call: (210) [system] _1011462=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (209) [user] classify_and_convert_charseq(a, [], _977808)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1023578, _1023580), once(user:catch(read_from_chars([a], _977808), _1023554, fail)), '$restore_trace'(_1023578, _1023580))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1023578, _1023580))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1023554, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(a)
   Exit: (210) [system] atomic(a)
^  Exit: (209) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (208) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1031078)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1032936)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1047090)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55798e5fad60), _1050880)
   Exit: (208) [system] get_char((0x55798e5fad60), ')')
   Call: (208) [system] _1031078=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [])
   Call: (207) [system] _944860=[a]
   Exit: (207) [system] [a]=[a]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (206) [system] _827054=[abc, a]
   Exit: (206) [system] [abc, a]=[abc, a]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [abc, a])
   Call: (205) [system] _364414=['DisjunctionIntroduction', abc, a]
   Exit: (205) [system] ['DisjunctionIntroduction', abc, a]=['DisjunctionIntroduction', abc, a]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, a])
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, a])
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _1064762)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1066620)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _1074358)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1077062)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1092140)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _1097710)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1099568)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _1113722)
   Exit: (205) [system] get_char((0x55798e5fad60), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _1097710)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1119292)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'O')
   Call: (207) [system] 'O'=(;)
   Fail: (207) [system] 'O'=(;)
^  Call: (207) [user] is_like_space('O')
   Call: (208) [system] char_type('O', 'white')
   Fail: (208) [system] char_type('O', 'white')
   Call: (208) [system] char_type('O', end_of_line)
   Fail: (208) [system] char_type('O', end_of_line)
   Call: (208) [system] char_type('O', space)
   Fail: (208) [system] char_type('O', space)
   Call: (208) [system] char_type('O', cntrl)
   Fail: (208) [system] char_type('O', cntrl)
^  Fail: (207) [user] is_like_space('O')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1133446)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'O')
   Call: (206) [system] 'O'=')'
   Fail: (206) [system] 'O'=')'
   Call: (206) [system] 'O'=end_of_file
   Fail: (206) [system] 'O'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _1139016)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1140874)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'O')
   Call: (208) [system] 'O'=(;)
   Fail: (208) [system] 'O'=(;)
^  Call: (208) [user] is_like_space('O')
   Call: (209) [system] char_type('O', 'white')
   Fail: (209) [system] char_type('O', 'white')
   Call: (209) [system] char_type('O', end_of_line)
   Fail: (209) [system] char_type('O', end_of_line)
   Call: (209) [system] char_type('O', space)
   Fail: (209) [system] char_type('O', space)
   Call: (209) [system] char_type('O', cntrl)
   Fail: (209) [system] char_type('O', cntrl)
^  Fail: (208) [user] is_like_space('O')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _1155028)
   Exit: (207) [system] get_char((0x55798e5fad60), 'O')
   Call: (207) [system] 'O'='('
   Fail: (207) [system] 'O'='('
   Call: (207) [system] 'O'='['
   Fail: (207) [system] 'O'='['
   Call: (207) [system] 'O'='{'
   Fail: (207) [system] 'O'='{'
   Call: (207) [system] 'O'='"'
   Fail: (207) [system] 'O'='"'
   Call: (207) [system] 'O'=!
   Fail: (207) [system] 'O'=!
   Call: (207) [system] 'O'='\''
   Fail: (207) [system] 'O'='\''
   Call: (207) [system] 'O'='`'
   Fail: (207) [system] 'O'='`'
   Call: (207) [system] 'O'=end_of_file
   Fail: (207) [system] 'O'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1139016)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1172670)
   Call: (209) [system] peek_char((0x55798e5fad60), _1173604)
   Exit: (209) [system] peek_char((0x55798e5fad60), r)
^  Call: (209) [user] is_delimiter(r)
   Call: (210) [system] char_type(r, space)
   Fail: (210) [system] char_type(r, space)
   Call: (210) [system] arg(_1178324, v('(', ')', end_of_file), r)
   Fail: (210) [system] arg(_1179256, v('(', ')', end_of_file), r)
^  Fail: (209) [user] is_delimiter(r)
   Call: (209) [system] ')'==r
   Fail: (209) [system] ')'==r
   Call: (209) [system] get_char((0x55798e5fad60), r)
   Exit: (209) [system] get_char((0x55798e5fad60), r)
   Call: (209) [system] r=(\)
   Fail: (209) [system] r=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1186606)
   Call: (210) [system] peek_char((0x55798e5fad60), _1187540)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (210) [user] is_delimiter('L')
   Call: (211) [system] char_type('L', space)
   Fail: (211) [system] char_type('L', space)
   Call: (211) [system] arg(_1192260, v('(', ')', end_of_file), 'L')
   Fail: (211) [system] arg(_1193192, v('(', ')', end_of_file), 'L')
^  Fail: (210) [user] is_delimiter('L')
   Call: (210) [system] ')'=='L'
   Fail: (210) [system] ')'=='L'
   Call: (210) [system] get_char((0x55798e5fad60), 'L')
   Exit: (210) [system] get_char((0x55798e5fad60), 'L')
   Call: (210) [system] 'L'=(\)
   Fail: (210) [system] 'L'=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1200542)
   Call: (211) [system] peek_char((0x55798e5fad60), _1201476)
   Exit: (211) [system] peek_char((0x55798e5fad60), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_1206196, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_1207128, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55798e5fad60), i)
   Exit: (211) [system] get_char((0x55798e5fad60), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1214478)
   Call: (212) [system] peek_char((0x55798e5fad60), _1215412)
   Exit: (212) [system] peek_char((0x55798e5fad60), n)
^  Call: (212) [user] is_delimiter(n)
   Call: (213) [system] char_type(n, space)
   Fail: (213) [system] char_type(n, space)
   Call: (213) [system] arg(_1220132, v('(', ')', end_of_file), n)
   Fail: (213) [system] arg(_1221064, v('(', ')', end_of_file), n)
^  Fail: (212) [user] is_delimiter(n)
   Call: (212) [system] ')'==n
   Fail: (212) [system] ')'==n
   Call: (212) [system] get_char((0x55798e5fad60), n)
   Exit: (212) [system] get_char((0x55798e5fad60), n)
   Call: (212) [system] n=(\)
   Fail: (212) [system] n=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1228414)
   Call: (213) [system] peek_char((0x55798e5fad60), _1229348)
   Exit: (213) [system] peek_char((0x55798e5fad60), k)
^  Call: (213) [user] is_delimiter(k)
   Call: (214) [system] char_type(k, space)
   Fail: (214) [system] char_type(k, space)
   Call: (214) [system] arg(_1234068, v('(', ')', end_of_file), k)
   Fail: (214) [system] arg(_1235000, v('(', ')', end_of_file), k)
^  Fail: (213) [user] is_delimiter(k)
   Call: (213) [system] ')'==k
   Fail: (213) [system] ')'==k
   Call: (213) [system] get_char((0x55798e5fad60), k)
   Exit: (213) [system] get_char((0x55798e5fad60), k)
   Call: (213) [system] k=(\)
   Fail: (213) [system] k=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1242350)
   Call: (214) [system] peek_char((0x55798e5fad60), _1243284)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _1242350=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (213) [system] _1228414=[k]
   Exit: (213) [system] [k]=[k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (212) [system] _1214478=[n, k]
   Exit: (212) [system] [n, k]=[n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (211) [system] _1200542=[i, n, k]
   Exit: (211) [system] [i, n, k]=[i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (210) [system] _1186606=['L', i, n, k]
   Exit: (210) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (209) [system] _1172670=[r, 'L', i, n, k]
   Exit: (209) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (208) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1139016)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_1266564, _1266566), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1139016), _1266540, fail)), '$restore_trace'(_1266564, _1266566))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_1266564, _1266566))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1139016), _1266540, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_1139016)
   Fail: (209) [system] atomic(_1139016)
   Call: (209) [system] atom_chars(_1139016, ['O', r, 'L', i, n, k])
   Exit: (209) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (208) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (207) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1275940)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1277798)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _1285536)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1288240)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1303318)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _1308888)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1310746)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _1324900)
   Exit: (208) [system] get_char((0x55798e5fad60), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1308888)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1330470)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'I')
   Call: (210) [system] 'I'=(;)
   Fail: (210) [system] 'I'=(;)
^  Call: (210) [user] is_like_space('I')
   Call: (211) [system] char_type('I', 'white')
   Fail: (211) [system] char_type('I', 'white')
   Call: (211) [system] char_type('I', end_of_line)
   Fail: (211) [system] char_type('I', end_of_line)
   Call: (211) [system] char_type('I', space)
   Fail: (211) [system] char_type('I', space)
   Call: (211) [system] char_type('I', cntrl)
   Fail: (211) [system] char_type('I', cntrl)
^  Fail: (210) [user] is_like_space('I')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1344624)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'I')
   Call: (209) [system] 'I'=')'
   Fail: (209) [system] 'I'=')'
   Call: (209) [system] 'I'=end_of_file
   Fail: (209) [system] 'I'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1350194)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1352052)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'I')
   Call: (211) [system] 'I'=(;)
   Fail: (211) [system] 'I'=(;)
^  Call: (211) [user] is_like_space('I')
   Call: (212) [system] char_type('I', 'white')
   Fail: (212) [system] char_type('I', 'white')
   Call: (212) [system] char_type('I', end_of_line)
   Fail: (212) [system] char_type('I', end_of_line)
   Call: (212) [system] char_type('I', space)
   Fail: (212) [system] char_type('I', space)
   Call: (212) [system] char_type('I', cntrl)
   Fail: (212) [system] char_type('I', cntrl)
^  Fail: (211) [user] is_like_space('I')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1366206)
   Exit: (210) [system] get_char((0x55798e5fad60), 'I')
   Call: (210) [system] 'I'='('
   Fail: (210) [system] 'I'='('
   Call: (210) [system] 'I'='['
   Fail: (210) [system] 'I'='['
   Call: (210) [system] 'I'='{'
   Fail: (210) [system] 'I'='{'
   Call: (210) [system] 'I'='"'
   Fail: (210) [system] 'I'='"'
   Call: (210) [system] 'I'=!
   Fail: (210) [system] 'I'=!
   Call: (210) [system] 'I'='\''
   Fail: (210) [system] 'I'='\''
   Call: (210) [system] 'I'='`'
   Fail: (210) [system] 'I'='`'
   Call: (210) [system] 'I'=end_of_file
   Fail: (210) [system] 'I'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1350194)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1383848)
   Call: (212) [system] peek_char((0x55798e5fad60), _1384782)
   Exit: (212) [system] peek_char((0x55798e5fad60), m)
^  Call: (212) [user] is_delimiter(m)
   Call: (213) [system] char_type(m, space)
   Fail: (213) [system] char_type(m, space)
   Call: (213) [system] arg(_1389502, v('(', ')', end_of_file), m)
   Fail: (213) [system] arg(_1390434, v('(', ')', end_of_file), m)
^  Fail: (212) [user] is_delimiter(m)
   Call: (212) [system] ')'==m
   Fail: (212) [system] ')'==m
   Call: (212) [system] get_char((0x55798e5fad60), m)
   Exit: (212) [system] get_char((0x55798e5fad60), m)
   Call: (212) [system] m=(\)
   Fail: (212) [system] m=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1397784)
   Call: (213) [system] peek_char((0x55798e5fad60), _1398718)
   Exit: (213) [system] peek_char((0x55798e5fad60), p)
^  Call: (213) [user] is_delimiter(p)
   Call: (214) [system] char_type(p, space)
   Fail: (214) [system] char_type(p, space)
   Call: (214) [system] arg(_1403438, v('(', ')', end_of_file), p)
   Fail: (214) [system] arg(_1404370, v('(', ')', end_of_file), p)
^  Fail: (213) [user] is_delimiter(p)
   Call: (213) [system] ')'==p
   Fail: (213) [system] ')'==p
   Call: (213) [system] get_char((0x55798e5fad60), p)
   Exit: (213) [system] get_char((0x55798e5fad60), p)
   Call: (213) [system] p=(\)
   Fail: (213) [system] p=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1411720)
   Call: (214) [system] peek_char((0x55798e5fad60), _1412654)
   Exit: (214) [system] peek_char((0x55798e5fad60), l)
^  Call: (214) [user] is_delimiter(l)
   Call: (215) [system] char_type(l, space)
   Fail: (215) [system] char_type(l, space)
   Call: (215) [system] arg(_1417374, v('(', ')', end_of_file), l)
   Fail: (215) [system] arg(_1418306, v('(', ')', end_of_file), l)
^  Fail: (214) [user] is_delimiter(l)
   Call: (214) [system] ')'==l
   Fail: (214) [system] ')'==l
   Call: (214) [system] get_char((0x55798e5fad60), l)
   Exit: (214) [system] get_char((0x55798e5fad60), l)
   Call: (214) [system] l=(\)
   Fail: (214) [system] l=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1425656)
   Call: (215) [system] peek_char((0x55798e5fad60), _1426590)
   Exit: (215) [system] peek_char((0x55798e5fad60), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_1431310, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_1432242, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55798e5fad60), i)
   Exit: (215) [system] get_char((0x55798e5fad60), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1439592)
   Call: (216) [system] peek_char((0x55798e5fad60), _1440526)
   Exit: (216) [system] peek_char((0x55798e5fad60), c)
^  Call: (216) [user] is_delimiter(c)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] arg(_1445246, v('(', ')', end_of_file), c)
   Fail: (217) [system] arg(_1446178, v('(', ')', end_of_file), c)
^  Fail: (216) [user] is_delimiter(c)
   Call: (216) [system] ')'==c
   Fail: (216) [system] ')'==c
   Call: (216) [system] get_char((0x55798e5fad60), c)
   Exit: (216) [system] get_char((0x55798e5fad60), c)
   Call: (216) [system] c=(\)
   Fail: (216) [system] c=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1453528)
   Call: (217) [system] peek_char((0x55798e5fad60), _1454462)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
^  Call: (217) [user] is_delimiter(a)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] arg(_1459182, v('(', ')', end_of_file), a)
   Fail: (218) [system] arg(_1460114, v('(', ')', end_of_file), a)
^  Fail: (217) [user] is_delimiter(a)
   Call: (217) [system] ')'==a
   Fail: (217) [system] ')'==a
   Call: (217) [system] get_char((0x55798e5fad60), a)
   Exit: (217) [system] get_char((0x55798e5fad60), a)
   Call: (217) [system] a=(\)
   Fail: (217) [system] a=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1467464)
   Call: (218) [system] peek_char((0x55798e5fad60), _1468398)
   Exit: (218) [system] peek_char((0x55798e5fad60), t)
^  Call: (218) [user] is_delimiter(t)
   Call: (219) [system] char_type(t, space)
   Fail: (219) [system] char_type(t, space)
   Call: (219) [system] arg(_1473118, v('(', ')', end_of_file), t)
   Fail: (219) [system] arg(_1474050, v('(', ')', end_of_file), t)
^  Fail: (218) [user] is_delimiter(t)
   Call: (218) [system] ')'==t
   Fail: (218) [system] ')'==t
   Call: (218) [system] get_char((0x55798e5fad60), t)
   Exit: (218) [system] get_char((0x55798e5fad60), t)
   Call: (218) [system] t=(\)
   Fail: (218) [system] t=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1481400)
   Call: (219) [system] peek_char((0x55798e5fad60), _1482334)
   Exit: (219) [system] peek_char((0x55798e5fad60), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_1487054, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_1487986, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55798e5fad60), i)
   Exit: (219) [system] get_char((0x55798e5fad60), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1495336)
   Call: (220) [system] peek_char((0x55798e5fad60), _1496270)
   Exit: (220) [system] peek_char((0x55798e5fad60), o)
^  Call: (220) [user] is_delimiter(o)
   Call: (221) [system] char_type(o, space)
   Fail: (221) [system] char_type(o, space)
   Call: (221) [system] arg(_1500990, v('(', ')', end_of_file), o)
   Fail: (221) [system] arg(_1501922, v('(', ')', end_of_file), o)
^  Fail: (220) [user] is_delimiter(o)
   Call: (220) [system] ')'==o
   Fail: (220) [system] ')'==o
   Call: (220) [system] get_char((0x55798e5fad60), o)
   Exit: (220) [system] get_char((0x55798e5fad60), o)
   Call: (220) [system] o=(\)
   Fail: (220) [system] o=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1509272)
   Call: (221) [system] peek_char((0x55798e5fad60), _1510206)
   Exit: (221) [system] peek_char((0x55798e5fad60), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1514926, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1515858, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55798e5fad60), n)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1523208)
   Call: (222) [system] peek_char((0x55798e5fad60), _1524142)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _1523208=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (221) [system] _1509272=[n]
   Exit: (221) [system] [n]=[n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (220) [system] _1495336=[o, n]
   Exit: (220) [system] [o, n]=[o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (219) [system] _1481400=[i, o, n]
   Exit: (219) [system] [i, o, n]=[i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (218) [system] _1467464=[t, i, o, n]
   Exit: (218) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (217) [system] _1453528=[a, t, i, o, n]
   Exit: (217) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (216) [system] _1439592=[c, a, t, i, o, n]
   Exit: (216) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (215) [system] _1425656=[i, c, a, t, i, o, n]
   Exit: (215) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (214) [system] _1411720=[l, i, c, a, t, i, o, n]
   Exit: (214) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (213) [system] _1397784=[p, l, i, c, a, t, i, o, n]
   Exit: (213) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (212) [system] _1383848=[m, p, l, i, c, a, t, i, o, n]
   Exit: (212) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (211) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1350194)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1561392, _1561394), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1350194), _1561368, fail)), '$restore_trace'(_1561392, _1561394))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1561392, _1561394))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1350194), _1561368, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_1350194)
   Fail: (212) [system] atomic(_1350194)
   Call: (212) [system] atom_chars(_1350194, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (212) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (211) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1570768)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1572626)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _1580364)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1583068)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1598146)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1603716)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1605574)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1619728)
   Exit: (211) [system] get_char((0x55798e5fad60), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1603716)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1625298)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'=(;)
   Fail: (213) [system] 'A'=(;)
^  Call: (213) [user] is_like_space('A')
   Call: (214) [system] char_type('A', 'white')
   Fail: (214) [system] char_type('A', 'white')
   Call: (214) [system] char_type('A', end_of_line)
   Fail: (214) [system] char_type('A', end_of_line)
   Call: (214) [system] char_type('A', space)
   Fail: (214) [system] char_type('A', space)
   Call: (214) [system] char_type('A', cntrl)
   Fail: (214) [system] char_type('A', cntrl)
^  Fail: (213) [user] is_like_space('A')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1639452)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'=')'
   Fail: (212) [system] 'A'=')'
   Call: (212) [system] 'A'=end_of_file
   Fail: (212) [system] 'A'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1645022)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1646880)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1661034)
   Exit: (213) [system] get_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'='('
   Fail: (213) [system] 'A'='('
   Call: (213) [system] 'A'='['
   Fail: (213) [system] 'A'='['
   Call: (213) [system] 'A'='{'
   Fail: (213) [system] 'A'='{'
   Call: (213) [system] 'A'='"'
   Fail: (213) [system] 'A'='"'
   Call: (213) [system] 'A'=!
   Fail: (213) [system] 'A'=!
   Call: (213) [system] 'A'='\''
   Fail: (213) [system] 'A'='\''
   Call: (213) [system] 'A'='`'
   Fail: (213) [system] 'A'='`'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1645022)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1678676)
   Call: (215) [system] peek_char((0x55798e5fad60), _1679610)
   Exit: (215) [system] peek_char((0x55798e5fad60), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1684330, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1685262, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55798e5fad60), n)
   Exit: (215) [system] get_char((0x55798e5fad60), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1692612)
   Call: (216) [system] peek_char((0x55798e5fad60), _1693546)
   Exit: (216) [system] peek_char((0x55798e5fad60), d)
^  Call: (216) [user] is_delimiter(d)
   Call: (217) [system] char_type(d, space)
   Fail: (217) [system] char_type(d, space)
   Call: (217) [system] arg(_1698266, v('(', ')', end_of_file), d)
   Fail: (217) [system] arg(_1699198, v('(', ')', end_of_file), d)
^  Fail: (216) [user] is_delimiter(d)
   Call: (216) [system] ')'==d
   Fail: (216) [system] ')'==d
   Call: (216) [system] get_char((0x55798e5fad60), d)
   Exit: (216) [system] get_char((0x55798e5fad60), d)
   Call: (216) [system] d=(\)
   Fail: (216) [system] d=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1706548)
   Call: (217) [system] peek_char((0x55798e5fad60), _1707482)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (217) [user] is_delimiter('L')
   Call: (218) [system] char_type('L', space)
   Fail: (218) [system] char_type('L', space)
   Call: (218) [system] arg(_1712202, v('(', ')', end_of_file), 'L')
   Fail: (218) [system] arg(_1713134, v('(', ')', end_of_file), 'L')
^  Fail: (217) [user] is_delimiter('L')
   Call: (217) [system] ')'=='L'
   Fail: (217) [system] ')'=='L'
   Call: (217) [system] get_char((0x55798e5fad60), 'L')
   Exit: (217) [system] get_char((0x55798e5fad60), 'L')
   Call: (217) [system] 'L'=(\)
   Fail: (217) [system] 'L'=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1720484)
   Call: (218) [system] peek_char((0x55798e5fad60), _1721418)
   Exit: (218) [system] peek_char((0x55798e5fad60), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_1726138, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_1727070, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55798e5fad60), i)
   Exit: (218) [system] get_char((0x55798e5fad60), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1734420)
   Call: (219) [system] peek_char((0x55798e5fad60), _1735354)
   Exit: (219) [system] peek_char((0x55798e5fad60), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1740074, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1741006, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55798e5fad60), n)
   Exit: (219) [system] get_char((0x55798e5fad60), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1748356)
   Call: (220) [system] peek_char((0x55798e5fad60), _1749290)
   Exit: (220) [system] peek_char((0x55798e5fad60), k)
^  Call: (220) [user] is_delimiter(k)
   Call: (221) [system] char_type(k, space)
   Fail: (221) [system] char_type(k, space)
   Call: (221) [system] arg(_1754010, v('(', ')', end_of_file), k)
   Fail: (221) [system] arg(_1754942, v('(', ')', end_of_file), k)
^  Fail: (220) [user] is_delimiter(k)
   Call: (220) [system] ')'==k
   Fail: (220) [system] ')'==k
   Call: (220) [system] get_char((0x55798e5fad60), k)
   Exit: (220) [system] get_char((0x55798e5fad60), k)
   Call: (220) [system] k=(\)
   Fail: (220) [system] k=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1762292)
   Call: (221) [system] peek_char((0x55798e5fad60), _1763226)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _1762292=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (220) [system] _1748356=[k]
   Exit: (220) [system] [k]=[k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (219) [system] _1734420=[n, k]
   Exit: (219) [system] [n, k]=[n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (218) [system] _1720484=[i, n, k]
   Exit: (218) [system] [i, n, k]=[i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (217) [system] _1706548=['L', i, n, k]
   Exit: (217) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (216) [system] _1692612=[d, 'L', i, n, k]
   Exit: (216) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (215) [system] _1678676=[n, d, 'L', i, n, k]
   Exit: (215) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (214) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1645022)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1789300, _1789302), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1645022), _1789276, fail)), '$restore_trace'(_1789300, _1789302))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1789300, _1789302))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1645022), _1789276, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1645022)
   Fail: (215) [system] atomic(_1645022)
   Call: (215) [system] atom_chars(_1645022, ['A', n, d, 'L', i, n, k])
   Exit: (215) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (214) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1798676)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1800534)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _1808272)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1810976)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1826054)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'=')'
   Fail: (213) [system] 'A'=')'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1831624)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1833482)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1847636)
   Exit: (214) [system] get_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'='('
   Fail: (214) [system] 'A'='('
   Call: (214) [system] 'A'='['
   Fail: (214) [system] 'A'='['
   Call: (214) [system] 'A'='{'
   Fail: (214) [system] 'A'='{'
   Call: (214) [system] 'A'='"'
   Fail: (214) [system] 'A'='"'
   Call: (214) [system] 'A'=!
   Fail: (214) [system] 'A'=!
   Call: (214) [system] 'A'='\''
   Fail: (214) [system] 'A'='\''
   Call: (214) [system] 'A'='`'
   Fail: (214) [system] 'A'='`'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1831624)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1865278)
   Call: (216) [system] peek_char((0x55798e5fad60), _1866212)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1865278=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (215) [user] classify_and_convert_charseq('A', [], _1831624)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1875522, _1875524), once(user:catch(read_from_chars(['A'], _1831624), _1875498, fail)), '$restore_trace'(_1875522, _1875524))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1875522, _1875524))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1831624), _1875498, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1831624)
   Fail: (216) [system] atomic(_1831624)
   Call: (216) [system] atom_chars(_1831624, ['A'])
   Exit: (216) [system] atom_chars('A', ['A'])
^  Exit: (215) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1884898)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1886756)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _1894494)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1897198)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'B')
   Call: (216) [system] 'B'=(;)
   Fail: (216) [system] 'B'=(;)
^  Call: (216) [user] is_like_space('B')
   Call: (217) [system] char_type('B', 'white')
   Fail: (217) [system] char_type('B', 'white')
   Call: (217) [system] char_type('B', end_of_line)
   Fail: (217) [system] char_type('B', end_of_line)
   Call: (217) [system] char_type('B', space)
   Fail: (217) [system] char_type('B', space)
   Call: (217) [system] char_type('B', cntrl)
   Fail: (217) [system] char_type('B', cntrl)
^  Fail: (216) [user] is_like_space('B')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1912276)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'B')
   Call: (214) [system] 'B'=')'
   Fail: (214) [system] 'B'=')'
   Call: (214) [system] 'B'=end_of_file
   Fail: (214) [system] 'B'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _1917846)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1919704)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'B')
   Call: (216) [system] 'B'=(;)
   Fail: (216) [system] 'B'=(;)
^  Call: (216) [user] is_like_space('B')
   Call: (217) [system] char_type('B', 'white')
   Fail: (217) [system] char_type('B', 'white')
   Call: (217) [system] char_type('B', end_of_line)
   Fail: (217) [system] char_type('B', end_of_line)
   Call: (217) [system] char_type('B', space)
   Fail: (217) [system] char_type('B', space)
   Call: (217) [system] char_type('B', cntrl)
   Fail: (217) [system] char_type('B', cntrl)
^  Fail: (216) [user] is_like_space('B')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _1933858)
   Exit: (215) [system] get_char((0x55798e5fad60), 'B')
   Call: (215) [system] 'B'='('
   Fail: (215) [system] 'B'='('
   Call: (215) [system] 'B'='['
   Fail: (215) [system] 'B'='['
   Call: (215) [system] 'B'='{'
   Fail: (215) [system] 'B'='{'
   Call: (215) [system] 'B'='"'
   Fail: (215) [system] 'B'='"'
   Call: (215) [system] 'B'=!
   Fail: (215) [system] 'B'=!
   Call: (215) [system] 'B'='\''
   Fail: (215) [system] 'B'='\''
   Call: (215) [system] 'B'='`'
   Fail: (215) [system] 'B'='`'
   Call: (215) [system] 'B'=end_of_file
   Fail: (215) [system] 'B'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1917846)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1951500)
   Call: (217) [system] peek_char((0x55798e5fad60), _1952434)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
^  Call: (217) [user] is_delimiter(')')
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] arg(_1957154, v('(', ')', end_of_file), ')')
   Exit: (218) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (217) [user] is_delimiter(')')
   Call: (217) [system] _1951500=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (216) [user] classify_and_convert_charseq('B', [], _1917846)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1963616, _1963618), once(user:catch(read_from_chars(['B'], _1917846), _1963592, fail)), '$restore_trace'(_1963616, _1963618))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1963616, _1963618))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1917846), _1963592, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_1917846)
   Fail: (217) [system] atomic(_1917846)
   Call: (217) [system] atom_chars(_1917846, ['B'])
   Exit: (217) [system] atom_chars('B', ['B'])
^  Exit: (216) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1972992)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1974850)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1989004)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55798e5fad60), _1992794)
   Exit: (215) [system] get_char((0x55798e5fad60), ')')
   Call: (215) [system] _1972992=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [])
   Call: (214) [system] _1884898=['B']
   Exit: (214) [system] ['B']=['B']
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (213) [system] _1798676=['A', 'B']
   Exit: (213) [system] ['A', 'B']=['A', 'B']
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (212) [system] _1603716=['AndLink', 'A', 'B']
   Exit: (212) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _2006676)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _2008534)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _2016272)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _2018976)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'C')
   Call: (213) [system] 'C'=(;)
   Fail: (213) [system] 'C'=(;)
^  Call: (213) [user] is_like_space('C')
   Call: (214) [system] char_type('C', 'white')
   Fail: (214) [system] char_type('C', 'white')
   Call: (214) [system] char_type('C', end_of_line)
   Fail: (214) [system] char_type('C', end_of_line)
   Call: (214) [system] char_type('C', space)
   Fail: (214) [system] char_type('C', space)
   Call: (214) [system] char_type('C', cntrl)
   Fail: (214) [system] char_type('C', cntrl)
^  Fail: (213) [user] is_like_space('C')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _2034054)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'C')
   Call: (211) [system] 'C'=')'
   Fail: (211) [system] 'C'=')'
   Call: (211) [system] 'C'=end_of_file
   Fail: (211) [system] 'C'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _2039624)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _2041482)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'C')
   Call: (213) [system] 'C'=(;)
   Fail: (213) [system] 'C'=(;)
^  Call: (213) [user] is_like_space('C')
   Call: (214) [system] char_type('C', 'white')
   Fail: (214) [system] char_type('C', 'white')
   Call: (214) [system] char_type('C', end_of_line)
   Fail: (214) [system] char_type('C', end_of_line)
   Call: (214) [system] char_type('C', space)
   Fail: (214) [system] char_type('C', space)
   Call: (214) [system] char_type('C', cntrl)
   Fail: (214) [system] char_type('C', cntrl)
^  Fail: (213) [user] is_like_space('C')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _2055636)
   Exit: (212) [system] get_char((0x55798e5fad60), 'C')
   Call: (212) [system] 'C'='('
   Fail: (212) [system] 'C'='('
   Call: (212) [system] 'C'='['
   Fail: (212) [system] 'C'='['
   Call: (212) [system] 'C'='{'
   Fail: (212) [system] 'C'='{'
   Call: (212) [system] 'C'='"'
   Fail: (212) [system] 'C'='"'
   Call: (212) [system] 'C'=!
   Fail: (212) [system] 'C'=!
   Call: (212) [system] 'C'='\''
   Fail: (212) [system] 'C'='\''
   Call: (212) [system] 'C'='`'
   Fail: (212) [system] 'C'='`'
   Call: (212) [system] 'C'=end_of_file
   Fail: (212) [system] 'C'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), 'C', _2039624)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _2073278)
   Call: (214) [system] peek_char((0x55798e5fad60), _2074212)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
^  Call: (214) [user] is_delimiter(')')
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] arg(_2078932, v('(', ')', end_of_file), ')')
   Exit: (215) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (214) [user] is_delimiter(')')
   Call: (214) [system] _2073278=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (213) [user] classify_and_convert_charseq('C', [], _2039624)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_2085394, _2085396), once(user:catch(read_from_chars(['C'], _2039624), _2085370, fail)), '$restore_trace'(_2085394, _2085396))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_2085394, _2085396))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _2039624), _2085370, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_2039624)
   Fail: (214) [system] atomic(_2039624)
   Call: (214) [system] atom_chars(_2039624, ['C'])
   Exit: (214) [system] atom_chars('C', ['C'])
^  Exit: (213) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _2094770)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _3878)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _17850)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55798e5fad60), _21640)
   Exit: (212) [system] get_char((0x55798e5fad60), ')')
   Call: (212) [system] _3874=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [])
   Call: (211) [system] _3868=['C']
   Exit: (211) [system] ['C']=['C']
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (210) [system] _3844=[['AndLink', 'A', 'B'], 'C']
   Exit: (210) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (209) [system] _3836=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (209) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _35522)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _37380)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _45118)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _47822)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'B')
   Call: (210) [system] 'B'=(;)
   Fail: (210) [system] 'B'=(;)
^  Call: (210) [user] is_like_space('B')
   Call: (211) [system] char_type('B', 'white')
   Fail: (211) [system] char_type('B', 'white')
   Call: (211) [system] char_type('B', end_of_line)
   Fail: (211) [system] char_type('B', end_of_line)
   Call: (211) [system] char_type('B', space)
   Fail: (211) [system] char_type('B', space)
   Call: (211) [system] char_type('B', cntrl)
   Fail: (211) [system] char_type('B', cntrl)
^  Fail: (210) [user] is_like_space('B')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _62900)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'B')
   Call: (208) [system] 'B'=')'
   Fail: (208) [system] 'B'=')'
   Call: (208) [system] 'B'=end_of_file
   Fail: (208) [system] 'B'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _68470)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _70328)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'B')
   Call: (210) [system] 'B'=(;)
   Fail: (210) [system] 'B'=(;)
^  Call: (210) [user] is_like_space('B')
   Call: (211) [system] char_type('B', 'white')
   Fail: (211) [system] char_type('B', 'white')
   Call: (211) [system] char_type('B', end_of_line)
   Fail: (211) [system] char_type('B', end_of_line)
   Call: (211) [system] char_type('B', space)
   Fail: (211) [system] char_type('B', space)
   Call: (211) [system] char_type('B', cntrl)
   Fail: (211) [system] char_type('B', cntrl)
^  Fail: (210) [user] is_like_space('B')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _84482)
   Exit: (209) [system] get_char((0x55798e5fad60), 'B')
   Call: (209) [system] 'B'='('
   Fail: (209) [system] 'B'='('
   Call: (209) [system] 'B'='['
   Fail: (209) [system] 'B'='['
   Call: (209) [system] 'B'='{'
   Fail: (209) [system] 'B'='{'
   Call: (209) [system] 'B'='"'
   Fail: (209) [system] 'B'='"'
   Call: (209) [system] 'B'=!
   Fail: (209) [system] 'B'=!
   Call: (209) [system] 'B'='\''
   Fail: (209) [system] 'B'='\''
   Call: (209) [system] 'B'='`'
   Fail: (209) [system] 'B'='`'
   Call: (209) [system] 'B'=end_of_file
   Fail: (209) [system] 'B'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), 'B', _68470)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _102124)
   Call: (211) [system] peek_char((0x55798e5fad60), _103058)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
^  Call: (211) [user] is_delimiter(')')
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] arg(_107778, v('(', ')', end_of_file), ')')
   Exit: (212) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (211) [user] is_delimiter(')')
   Call: (211) [system] _102124=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (210) [user] classify_and_convert_charseq('B', [], _68470)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_114240, _114242), once(user:catch(read_from_chars(['B'], _68470), _114216, fail)), '$restore_trace'(_114240, _114242))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_114240, _114242))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _68470), _114216, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_68470)
   Fail: (211) [system] atomic(_68470)
   Call: (211) [system] atom_chars(_68470, ['B'])
   Exit: (211) [system] atom_chars('B', ['B'])
^  Exit: (210) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _123616)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _125474)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _139628)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55798e5fad60), _143418)
   Exit: (209) [system] get_char((0x55798e5fad60), ')')
   Call: (209) [system] _123616=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [])
   Call: (208) [system] _35522=['B']
   Exit: (208) [system] ['B']=['B']
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (207) [system] _3832=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
   Exit: (207) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
   Call: (206) [system] _3824=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
   Exit: (206) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _157300)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _159158)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
   Call: (206) [system] ')'=(;)
   Fail: (206) [system] ')'=(;)
^  Call: (206) [user] is_like_space(')')
   Call: (207) [system] char_type(')', 'white')
   Fail: (207) [system] char_type(')', 'white')
   Call: (207) [system] char_type(')', end_of_line)
   Fail: (207) [system] char_type(')', end_of_line)
   Call: (207) [system] char_type(')', space)
   Fail: (207) [system] char_type(')', space)
   Call: (207) [system] char_type(')', cntrl)
   Fail: (207) [system] char_type(')', cntrl)
^  Fail: (206) [user] is_like_space(')')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _173312)
   Exit: (205) [system] peek_char((0x55798e5fad60), ')')
   Call: (205) [system] ')'=')'
   Exit: (205) [system] ')'=')'
   Call: (205) [system] get_char((0x55798e5fad60), _177102)
   Exit: (205) [system] get_char((0x55798e5fad60), ')')
   Call: (205) [system] _157300=[]
   Exit: (205) [system] []=[]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [])
   Call: (204) [system] _3820=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (204) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
   Call: (203) [system] _3796=[['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (203) [system] [['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
   Call: (202) [system] _3788=[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (202) [system] [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (201) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
^  Exit: (200) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
^  Call: (200) [user] read_list(')', (0x55798e5fad60), _190984)
^  Call: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _192842)
   Exit: (202) [system] peek_char((0x55798e5fad60), '\n')
   Call: (202) [system] '\n'=(;)
   Fail: (202) [system] '\n'=(;)
^  Call: (202) [user] is_like_space('\n')
   Call: (203) [system] char_type('\n', 'white')
   Fail: (203) [system] char_type('\n', 'white')
   Call: (203) [system] char_type('\n', end_of_line)
   Exit: (203) [system] char_type('\n', end_of_line)
^  Exit: (202) [user] is_like_space('\n')
   Call: (202) [system] get_char((0x55798e5fad60), _202436)
   Exit: (202) [system] get_char((0x55798e5fad60), '\n')
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _205140)
   Exit: (203) [system] peek_char((0x55798e5fad60), ' ')
   Call: (203) [system] ' '=(;)
   Fail: (203) [system] ' '=(;)
^  Call: (203) [user] is_like_space(' ')
   Call: (204) [system] char_type(' ', 'white')
   Exit: (204) [system] char_type(' ', 'white')
^  Exit: (203) [user] is_like_space(' ')
   Call: (203) [system] get_char((0x55798e5fad60), _212878)
   Exit: (203) [system] get_char((0x55798e5fad60), ' ')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _215582)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
^  Exit: (201) [user] skip_spaces((0x55798e5fad60))
   Call: (201) [system] peek_char((0x55798e5fad60), _231584)
   Exit: (201) [system] peek_char((0x55798e5fad60), '(')
   Call: (201) [system] '('=')'
   Fail: (201) [system] '('=')'
   Call: (201) [system] '('=end_of_file
   Fail: (201) [system] '('=end_of_file
^  Call: (201) [user] cont_sexpr(')', (0x55798e5fad60), _237154)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _239012)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=(;)
   Fail: (203) [system] '('=(;)
^  Call: (203) [user] is_like_space('(')
   Call: (204) [system] char_type('(', 'white')
   Fail: (204) [system] char_type('(', 'white')
   Call: (204) [system] char_type('(', end_of_line)
   Fail: (204) [system] char_type('(', end_of_line)
   Call: (204) [system] char_type('(', space)
   Fail: (204) [system] char_type('(', space)
   Call: (204) [system] char_type('(', cntrl)
   Fail: (204) [system] char_type('(', cntrl)
^  Fail: (203) [user] is_like_space('(')
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] get_char((0x55798e5fad60), _253166)
   Exit: (202) [system] get_char((0x55798e5fad60), '(')
   Call: (202) [system] '('='('
   Exit: (202) [system] '('='('
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _237154)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _258736)
   Exit: (204) [system] peek_char((0x55798e5fad60), :)
   Call: (204) [system] (:)=(;)
   Fail: (204) [system] (:)=(;)
^  Call: (204) [user] is_like_space(:)
   Call: (205) [system] char_type(:, 'white')
   Fail: (205) [system] char_type(:, 'white')
   Call: (205) [system] char_type(:, end_of_line)
   Fail: (205) [system] char_type(:, end_of_line)
   Call: (205) [system] char_type(:, space)
   Fail: (205) [system] char_type(:, space)
   Call: (205) [system] char_type(:, cntrl)
   Fail: (205) [system] char_type(:, cntrl)
^  Fail: (204) [user] is_like_space(:)
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _272890)
   Exit: (203) [system] peek_char((0x55798e5fad60), :)
   Call: (203) [system] (:)=')'
   Fail: (203) [system] (:)=')'
   Call: (203) [system] (:)=end_of_file
   Fail: (203) [system] (:)=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _278460)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _280318)
   Exit: (205) [system] peek_char((0x55798e5fad60), :)
   Call: (205) [system] (:)=(;)
   Fail: (205) [system] (:)=(;)
^  Call: (205) [user] is_like_space(:)
   Call: (206) [system] char_type(:, 'white')
   Fail: (206) [system] char_type(:, 'white')
   Call: (206) [system] char_type(:, end_of_line)
   Fail: (206) [system] char_type(:, end_of_line)
   Call: (206) [system] char_type(:, space)
   Fail: (206) [system] char_type(:, space)
   Call: (206) [system] char_type(:, cntrl)
   Fail: (206) [system] char_type(:, cntrl)
^  Fail: (205) [user] is_like_space(:)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _294472)
   Exit: (204) [system] get_char((0x55798e5fad60), :)
   Call: (204) [system] (:)='('
   Fail: (204) [system] (:)='('
   Call: (204) [system] (:)='['
   Fail: (204) [system] (:)='['
   Call: (204) [system] (:)='{'
   Fail: (204) [system] (:)='{'
   Call: (204) [system] (:)='"'
   Fail: (204) [system] (:)='"'
   Call: (204) [system] (:)=!
   Fail: (204) [system] (:)=!
   Call: (204) [system] (:)='\''
   Fail: (204) [system] (:)='\''
   Call: (204) [system] (:)='`'
   Fail: (204) [system] (:)='`'
   Call: (204) [system] (:)=end_of_file
   Fail: (204) [system] (:)=end_of_file
^  Call: (204) [user] read_symbolic(')', (0x55798e5fad60), :, _278460)
^  Call: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), _312114)
   Call: (206) [system] peek_char((0x55798e5fad60), _313048)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (206) [user] is_delimiter(' ')
   Call: (207) [system] char_type(' ', space)
   Exit: (207) [system] char_type(' ', space)
^  Exit: (206) [user] is_delimiter(' ')
   Call: (206) [system] _312114=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (205) [user] classify_and_convert_charseq(:, [], _278460)
^  Call: (207) [system] setup_call_cleanup('$notrace'(_322358, _322360), once(user:catch(read_from_chars([:], _278460), _322334, fail)), '$restore_trace'(_322358, _322360))
^  Call: (208) [system] sig_atomic(system:'$notrace'(_322358, _322360))
^  Exit: (207) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _322334, fail)), system:'$restore_trace'(3, -1))
   Call: (206) [system] atomic(:)
   Exit: (206) [system] atomic(:)
^  Exit: (205) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (204) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _329858)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _331716)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _339454)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _342158)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _357236)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _362806)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _364664)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _378818)
   Exit: (205) [system] get_char((0x55798e5fad60), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _362806)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _384388)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'D')
   Call: (207) [system] 'D'=(;)
   Fail: (207) [system] 'D'=(;)
^  Call: (207) [user] is_like_space('D')
   Call: (208) [system] char_type('D', 'white')
   Fail: (208) [system] char_type('D', 'white')
   Call: (208) [system] char_type('D', end_of_line)
   Fail: (208) [system] char_type('D', end_of_line)
   Call: (208) [system] char_type('D', space)
   Fail: (208) [system] char_type('D', space)
   Call: (208) [system] char_type('D', cntrl)
   Fail: (208) [system] char_type('D', cntrl)
^  Fail: (207) [user] is_like_space('D')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _398542)
   Exit: (206) [system] peek_char((0x55798e5fad60), 'D')
   Call: (206) [system] 'D'=')'
   Fail: (206) [system] 'D'=')'
   Call: (206) [system] 'D'=end_of_file
   Fail: (206) [system] 'D'=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _404112)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _405970)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'D')
   Call: (208) [system] 'D'=(;)
   Fail: (208) [system] 'D'=(;)
^  Call: (208) [user] is_like_space('D')
   Call: (209) [system] char_type('D', 'white')
   Fail: (209) [system] char_type('D', 'white')
   Call: (209) [system] char_type('D', end_of_line)
   Fail: (209) [system] char_type('D', end_of_line)
   Call: (209) [system] char_type('D', space)
   Fail: (209) [system] char_type('D', space)
   Call: (209) [system] char_type('D', cntrl)
   Fail: (209) [system] char_type('D', cntrl)
^  Fail: (208) [user] is_like_space('D')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _420124)
   Exit: (207) [system] get_char((0x55798e5fad60), 'D')
   Call: (207) [system] 'D'='('
   Fail: (207) [system] 'D'='('
   Call: (207) [system] 'D'='['
   Fail: (207) [system] 'D'='['
   Call: (207) [system] 'D'='{'
   Fail: (207) [system] 'D'='{'
   Call: (207) [system] 'D'='"'
   Fail: (207) [system] 'D'='"'
   Call: (207) [system] 'D'=!
   Fail: (207) [system] 'D'=!
   Call: (207) [system] 'D'='\''
   Fail: (207) [system] 'D'='\''
   Call: (207) [system] 'D'='`'
   Fail: (207) [system] 'D'='`'
   Call: (207) [system] 'D'=end_of_file
   Fail: (207) [system] 'D'=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55798e5fad60), 'D', _404112)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _437766)
   Call: (209) [system] peek_char((0x55798e5fad60), _438700)
   Exit: (209) [system] peek_char((0x55798e5fad60), i)
^  Call: (209) [user] is_delimiter(i)
   Call: (210) [system] char_type(i, space)
   Fail: (210) [system] char_type(i, space)
   Call: (210) [system] arg(_443420, v('(', ')', end_of_file), i)
   Fail: (210) [system] arg(_444352, v('(', ')', end_of_file), i)
^  Fail: (209) [user] is_delimiter(i)
   Call: (209) [system] ')'==i
   Fail: (209) [system] ')'==i
   Call: (209) [system] get_char((0x55798e5fad60), i)
   Exit: (209) [system] get_char((0x55798e5fad60), i)
   Call: (209) [system] i=(\)
   Fail: (209) [system] i=(\)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _451702)
   Call: (210) [system] peek_char((0x55798e5fad60), _452636)
   Exit: (210) [system] peek_char((0x55798e5fad60), s)
^  Call: (210) [user] is_delimiter(s)
   Call: (211) [system] char_type(s, space)
   Fail: (211) [system] char_type(s, space)
   Call: (211) [system] arg(_457356, v('(', ')', end_of_file), s)
   Fail: (211) [system] arg(_458288, v('(', ')', end_of_file), s)
^  Fail: (210) [user] is_delimiter(s)
   Call: (210) [system] ')'==s
   Fail: (210) [system] ')'==s
   Call: (210) [system] get_char((0x55798e5fad60), s)
   Exit: (210) [system] get_char((0x55798e5fad60), s)
   Call: (210) [system] s=(\)
   Fail: (210) [system] s=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _465638)
   Call: (211) [system] peek_char((0x55798e5fad60), _466572)
   Exit: (211) [system] peek_char((0x55798e5fad60), j)
^  Call: (211) [user] is_delimiter(j)
   Call: (212) [system] char_type(j, space)
   Fail: (212) [system] char_type(j, space)
   Call: (212) [system] arg(_471292, v('(', ')', end_of_file), j)
   Fail: (212) [system] arg(_472224, v('(', ')', end_of_file), j)
^  Fail: (211) [user] is_delimiter(j)
   Call: (211) [system] ')'==j
   Fail: (211) [system] ')'==j
   Call: (211) [system] get_char((0x55798e5fad60), j)
   Exit: (211) [system] get_char((0x55798e5fad60), j)
   Call: (211) [system] j=(\)
   Fail: (211) [system] j=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _479574)
   Call: (212) [system] peek_char((0x55798e5fad60), _480508)
   Exit: (212) [system] peek_char((0x55798e5fad60), u)
^  Call: (212) [user] is_delimiter(u)
   Call: (213) [system] char_type(u, space)
   Fail: (213) [system] char_type(u, space)
   Call: (213) [system] arg(_485228, v('(', ')', end_of_file), u)
   Fail: (213) [system] arg(_486160, v('(', ')', end_of_file), u)
^  Fail: (212) [user] is_delimiter(u)
   Call: (212) [system] ')'==u
   Fail: (212) [system] ')'==u
   Call: (212) [system] get_char((0x55798e5fad60), u)
   Exit: (212) [system] get_char((0x55798e5fad60), u)
   Call: (212) [system] u=(\)
   Fail: (212) [system] u=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _493510)
   Call: (213) [system] peek_char((0x55798e5fad60), _494444)
   Exit: (213) [system] peek_char((0x55798e5fad60), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_499164, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_500096, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55798e5fad60), n)
   Exit: (213) [system] get_char((0x55798e5fad60), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _507446)
   Call: (214) [system] peek_char((0x55798e5fad60), _508380)
   Exit: (214) [system] peek_char((0x55798e5fad60), c)
^  Call: (214) [user] is_delimiter(c)
   Call: (215) [system] char_type(c, space)
   Fail: (215) [system] char_type(c, space)
   Call: (215) [system] arg(_513100, v('(', ')', end_of_file), c)
   Fail: (215) [system] arg(_514032, v('(', ')', end_of_file), c)
^  Fail: (214) [user] is_delimiter(c)
   Call: (214) [system] ')'==c
   Fail: (214) [system] ')'==c
   Call: (214) [system] get_char((0x55798e5fad60), c)
   Exit: (214) [system] get_char((0x55798e5fad60), c)
   Call: (214) [system] c=(\)
   Fail: (214) [system] c=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _521382)
   Call: (215) [system] peek_char((0x55798e5fad60), _522316)
   Exit: (215) [system] peek_char((0x55798e5fad60), t)
^  Call: (215) [user] is_delimiter(t)
   Call: (216) [system] char_type(t, space)
   Fail: (216) [system] char_type(t, space)
   Call: (216) [system] arg(_527036, v('(', ')', end_of_file), t)
   Fail: (216) [system] arg(_527968, v('(', ')', end_of_file), t)
^  Fail: (215) [user] is_delimiter(t)
   Call: (215) [system] ')'==t
   Fail: (215) [system] ')'==t
   Call: (215) [system] get_char((0x55798e5fad60), t)
   Exit: (215) [system] get_char((0x55798e5fad60), t)
   Call: (215) [system] t=(\)
   Fail: (215) [system] t=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _535318)
   Call: (216) [system] peek_char((0x55798e5fad60), _536252)
   Exit: (216) [system] peek_char((0x55798e5fad60), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_540972, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_541904, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55798e5fad60), i)
   Exit: (216) [system] get_char((0x55798e5fad60), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _549254)
   Call: (217) [system] peek_char((0x55798e5fad60), _550188)
   Exit: (217) [system] peek_char((0x55798e5fad60), o)
^  Call: (217) [user] is_delimiter(o)
   Call: (218) [system] char_type(o, space)
   Fail: (218) [system] char_type(o, space)
   Call: (218) [system] arg(_554908, v('(', ')', end_of_file), o)
   Fail: (218) [system] arg(_555840, v('(', ')', end_of_file), o)
^  Fail: (217) [user] is_delimiter(o)
   Call: (217) [system] ')'==o
   Fail: (217) [system] ')'==o
   Call: (217) [system] get_char((0x55798e5fad60), o)
   Exit: (217) [system] get_char((0x55798e5fad60), o)
   Call: (217) [system] o=(\)
   Fail: (217) [system] o=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _563190)
   Call: (218) [system] peek_char((0x55798e5fad60), _564124)
   Exit: (218) [system] peek_char((0x55798e5fad60), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_568844, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_569776, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55798e5fad60), n)
   Exit: (218) [system] get_char((0x55798e5fad60), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _577126)
   Call: (219) [system] peek_char((0x55798e5fad60), _578060)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (219) [user] is_delimiter('I')
   Call: (220) [system] char_type('I', space)
   Fail: (220) [system] char_type('I', space)
   Call: (220) [system] arg(_582780, v('(', ')', end_of_file), 'I')
   Fail: (220) [system] arg(_583712, v('(', ')', end_of_file), 'I')
^  Fail: (219) [user] is_delimiter('I')
   Call: (219) [system] ')'=='I'
   Fail: (219) [system] ')'=='I'
   Call: (219) [system] get_char((0x55798e5fad60), 'I')
   Exit: (219) [system] get_char((0x55798e5fad60), 'I')
   Call: (219) [system] 'I'=(\)
   Fail: (219) [system] 'I'=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _591062)
   Call: (220) [system] peek_char((0x55798e5fad60), _591996)
   Exit: (220) [system] peek_char((0x55798e5fad60), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_596716, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_597648, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55798e5fad60), n)
   Exit: (220) [system] get_char((0x55798e5fad60), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _604998)
   Call: (221) [system] peek_char((0x55798e5fad60), _605932)
   Exit: (221) [system] peek_char((0x55798e5fad60), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_610652, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_611584, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55798e5fad60), t)
   Exit: (221) [system] get_char((0x55798e5fad60), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _618934)
   Call: (222) [system] peek_char((0x55798e5fad60), _619868)
   Exit: (222) [system] peek_char((0x55798e5fad60), r)
^  Call: (222) [user] is_delimiter(r)
   Call: (223) [system] char_type(r, space)
   Fail: (223) [system] char_type(r, space)
   Call: (223) [system] arg(_624588, v('(', ')', end_of_file), r)
   Fail: (223) [system] arg(_625520, v('(', ')', end_of_file), r)
^  Fail: (222) [user] is_delimiter(r)
   Call: (222) [system] ')'==r
   Fail: (222) [system] ')'==r
   Call: (222) [system] get_char((0x55798e5fad60), r)
   Exit: (222) [system] get_char((0x55798e5fad60), r)
   Call: (222) [system] r=(\)
   Fail: (222) [system] r=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _632870)
   Call: (223) [system] peek_char((0x55798e5fad60), _633804)
   Exit: (223) [system] peek_char((0x55798e5fad60), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_638524, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_639456, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55798e5fad60), o)
   Exit: (223) [system] get_char((0x55798e5fad60), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _646806)
   Call: (224) [system] peek_char((0x55798e5fad60), _647740)
   Exit: (224) [system] peek_char((0x55798e5fad60), d)
^  Call: (224) [user] is_delimiter(d)
   Call: (225) [system] char_type(d, space)
   Fail: (225) [system] char_type(d, space)
   Call: (225) [system] arg(_652460, v('(', ')', end_of_file), d)
   Fail: (225) [system] arg(_653392, v('(', ')', end_of_file), d)
^  Fail: (224) [user] is_delimiter(d)
   Call: (224) [system] ')'==d
   Fail: (224) [system] ')'==d
   Call: (224) [system] get_char((0x55798e5fad60), d)
   Exit: (224) [system] get_char((0x55798e5fad60), d)
   Call: (224) [system] d=(\)
   Fail: (224) [system] d=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _660742)
   Call: (225) [system] peek_char((0x55798e5fad60), _661676)
   Exit: (225) [system] peek_char((0x55798e5fad60), u)
^  Call: (225) [user] is_delimiter(u)
   Call: (226) [system] char_type(u, space)
   Fail: (226) [system] char_type(u, space)
   Call: (226) [system] arg(_666396, v('(', ')', end_of_file), u)
   Fail: (226) [system] arg(_667328, v('(', ')', end_of_file), u)
^  Fail: (225) [user] is_delimiter(u)
   Call: (225) [system] ')'==u
   Fail: (225) [system] ')'==u
   Call: (225) [system] get_char((0x55798e5fad60), u)
   Exit: (225) [system] get_char((0x55798e5fad60), u)
   Call: (225) [system] u=(\)
   Fail: (225) [system] u=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _674678)
   Call: (226) [system] peek_char((0x55798e5fad60), _675612)
   Exit: (226) [system] peek_char((0x55798e5fad60), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_680332, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_681264, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55798e5fad60), c)
   Exit: (226) [system] get_char((0x55798e5fad60), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _688614)
   Call: (227) [system] peek_char((0x55798e5fad60), _689548)
   Exit: (227) [system] peek_char((0x55798e5fad60), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_694268, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_695200, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55798e5fad60), t)
   Exit: (227) [system] get_char((0x55798e5fad60), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _702550)
   Call: (228) [system] peek_char((0x55798e5fad60), _703484)
   Exit: (228) [system] peek_char((0x55798e5fad60), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_708204, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_709136, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55798e5fad60), i)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _716486)
   Call: (229) [system] peek_char((0x55798e5fad60), _717420)
   Exit: (229) [system] peek_char((0x55798e5fad60), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_722140, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_723072, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55798e5fad60), o)
   Exit: (229) [system] get_char((0x55798e5fad60), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _730422)
   Call: (230) [system] peek_char((0x55798e5fad60), _731356)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_736076, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_737008, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _744358)
   Call: (231) [system] peek_char((0x55798e5fad60), _745292)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _744358=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (230) [system] _730422=[n]
   Exit: (230) [system] [n]=[n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (229) [system] _716486=[o, n]
   Exit: (229) [system] [o, n]=[o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (228) [system] _702550=[i, o, n]
   Exit: (228) [system] [i, o, n]=[i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (227) [system] _688614=[t, i, o, n]
   Exit: (227) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (226) [system] _674678=[c, t, i, o, n]
   Exit: (226) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (225) [system] _660742=[u, c, t, i, o, n]
   Exit: (225) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (224) [system] _646806=[d, u, c, t, i, o, n]
   Exit: (224) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (223) [system] _632870=[o, d, u, c, t, i, o, n]
   Exit: (223) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (222) [system] _618934=[r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _604998=[t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _591062=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _577126=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _563190=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _549254=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _535318=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _521382=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _507446=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _493510=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _479574=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _465638=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _451702=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (209) [system] _437766=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (209) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (208) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _404112)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_816070, _816072), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _404112), _816046, fail)), '$restore_trace'(_816070, _816072))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_816070, _816072))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _404112), _816046, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(_404112)
   Fail: (209) [system] atomic(_404112)
   Call: (209) [system] atom_chars(_404112, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (209) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (208) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (207) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _825446)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _827304)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _835042)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _837746)
   Exit: (209) [system] peek_char((0x55798e5fad60), a)
   Call: (209) [system] a=(;)
   Fail: (209) [system] a=(;)
^  Call: (209) [user] is_like_space(a)
   Call: (210) [system] char_type(a, 'white')
   Fail: (210) [system] char_type(a, 'white')
   Call: (210) [system] char_type(a, end_of_line)
   Fail: (210) [system] char_type(a, end_of_line)
   Call: (210) [system] char_type(a, space)
   Fail: (210) [system] char_type(a, space)
   Call: (210) [system] char_type(a, cntrl)
   Fail: (210) [system] char_type(a, cntrl)
^  Fail: (209) [user] is_like_space(a)
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _852824)
   Exit: (207) [system] peek_char((0x55798e5fad60), a)
   Call: (207) [system] a=')'
   Fail: (207) [system] a=')'
   Call: (207) [system] a=end_of_file
   Fail: (207) [system] a=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _858394)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _860252)
   Exit: (209) [system] peek_char((0x55798e5fad60), a)
   Call: (209) [system] a=(;)
   Fail: (209) [system] a=(;)
^  Call: (209) [user] is_like_space(a)
   Call: (210) [system] char_type(a, 'white')
   Fail: (210) [system] char_type(a, 'white')
   Call: (210) [system] char_type(a, end_of_line)
   Fail: (210) [system] char_type(a, end_of_line)
   Call: (210) [system] char_type(a, space)
   Fail: (210) [system] char_type(a, space)
   Call: (210) [system] char_type(a, cntrl)
   Fail: (210) [system] char_type(a, cntrl)
^  Fail: (209) [user] is_like_space(a)
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _874406)
   Exit: (208) [system] get_char((0x55798e5fad60), a)
   Call: (208) [system] a='('
   Fail: (208) [system] a='('
   Call: (208) [system] a='['
   Fail: (208) [system] a='['
   Call: (208) [system] a='{'
   Fail: (208) [system] a='{'
   Call: (208) [system] a='"'
   Fail: (208) [system] a='"'
   Call: (208) [system] a=!
   Fail: (208) [system] a=!
   Call: (208) [system] a='\''
   Fail: (208) [system] a='\''
   Call: (208) [system] a='`'
   Fail: (208) [system] a='`'
   Call: (208) [system] a=end_of_file
   Fail: (208) [system] a=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55798e5fad60), a, _858394)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _892048)
   Call: (210) [system] peek_char((0x55798e5fad60), _892982)
   Exit: (210) [system] peek_char((0x55798e5fad60), b)
^  Call: (210) [user] is_delimiter(b)
   Call: (211) [system] char_type(b, space)
   Fail: (211) [system] char_type(b, space)
   Call: (211) [system] arg(_897702, v('(', ')', end_of_file), b)
   Fail: (211) [system] arg(_898634, v('(', ')', end_of_file), b)
^  Fail: (210) [user] is_delimiter(b)
   Call: (210) [system] ')'==b
   Fail: (210) [system] ')'==b
   Call: (210) [system] get_char((0x55798e5fad60), b)
   Exit: (210) [system] get_char((0x55798e5fad60), b)
   Call: (210) [system] b=(\)
   Fail: (210) [system] b=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _905984)
   Call: (211) [system] peek_char((0x55798e5fad60), _906918)
   Exit: (211) [system] peek_char((0x55798e5fad60), c)
^  Call: (211) [user] is_delimiter(c)
   Call: (212) [system] char_type(c, space)
   Fail: (212) [system] char_type(c, space)
   Call: (212) [system] arg(_911638, v('(', ')', end_of_file), c)
   Fail: (212) [system] arg(_912570, v('(', ')', end_of_file), c)
^  Fail: (211) [user] is_delimiter(c)
   Call: (211) [system] ')'==c
   Fail: (211) [system] ')'==c
   Call: (211) [system] get_char((0x55798e5fad60), c)
   Exit: (211) [system] get_char((0x55798e5fad60), c)
   Call: (211) [system] c=(\)
   Fail: (211) [system] c=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _919920)
   Call: (212) [system] peek_char((0x55798e5fad60), _920854)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _919920=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (211) [system] _905984=[c]
   Exit: (211) [system] [c]=[c]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (210) [system] _892048=[b, c]
   Exit: (210) [system] [b, c]=[b, c]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (209) [user] classify_and_convert_charseq(a, [b, c], _858394)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_935752, _935754), once(user:catch(read_from_chars([a, b, c], _858394), _935728, fail)), '$restore_trace'(_935752, _935754))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_935752, _935754))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _935728, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(abc)
   Exit: (210) [system] atomic(abc)
^  Exit: (209) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (208) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _943252)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _945110)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _952848)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _955552)
   Exit: (210) [system] peek_char((0x55798e5fad60), c)
   Call: (210) [system] c=(;)
   Fail: (210) [system] c=(;)
^  Call: (210) [user] is_like_space(c)
   Call: (211) [system] char_type(c, 'white')
   Fail: (211) [system] char_type(c, 'white')
   Call: (211) [system] char_type(c, end_of_line)
   Fail: (211) [system] char_type(c, end_of_line)
   Call: (211) [system] char_type(c, space)
   Fail: (211) [system] char_type(c, space)
   Call: (211) [system] char_type(c, cntrl)
   Fail: (211) [system] char_type(c, cntrl)
^  Fail: (210) [user] is_like_space(c)
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _970630)
   Exit: (208) [system] peek_char((0x55798e5fad60), c)
   Call: (208) [system] c=')'
   Fail: (208) [system] c=')'
   Call: (208) [system] c=end_of_file
   Fail: (208) [system] c=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _976200)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _978058)
   Exit: (210) [system] peek_char((0x55798e5fad60), c)
   Call: (210) [system] c=(;)
   Fail: (210) [system] c=(;)
^  Call: (210) [user] is_like_space(c)
   Call: (211) [system] char_type(c, 'white')
   Fail: (211) [system] char_type(c, 'white')
   Call: (211) [system] char_type(c, end_of_line)
   Fail: (211) [system] char_type(c, end_of_line)
   Call: (211) [system] char_type(c, space)
   Fail: (211) [system] char_type(c, space)
   Call: (211) [system] char_type(c, cntrl)
   Fail: (211) [system] char_type(c, cntrl)
^  Fail: (210) [user] is_like_space(c)
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _992212)
   Exit: (209) [system] get_char((0x55798e5fad60), c)
   Call: (209) [system] c='('
   Fail: (209) [system] c='('
   Call: (209) [system] c='['
   Fail: (209) [system] c='['
   Call: (209) [system] c='{'
   Fail: (209) [system] c='{'
   Call: (209) [system] c='"'
   Fail: (209) [system] c='"'
   Call: (209) [system] c=!
   Fail: (209) [system] c=!
   Call: (209) [system] c='\''
   Fail: (209) [system] c='\''
   Call: (209) [system] c='`'
   Fail: (209) [system] c='`'
   Call: (209) [system] c=end_of_file
   Fail: (209) [system] c=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), c, _976200)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1009854)
   Call: (211) [system] peek_char((0x55798e5fad60), _1010788)
   Exit: (211) [system] peek_char((0x55798e5fad60), d)
^  Call: (211) [user] is_delimiter(d)
   Call: (212) [system] char_type(d, space)
   Fail: (212) [system] char_type(d, space)
   Call: (212) [system] arg(_1015508, v('(', ')', end_of_file), d)
   Fail: (212) [system] arg(_1016440, v('(', ')', end_of_file), d)
^  Fail: (211) [user] is_delimiter(d)
   Call: (211) [system] ')'==d
   Fail: (211) [system] ')'==d
   Call: (211) [system] get_char((0x55798e5fad60), d)
   Exit: (211) [system] get_char((0x55798e5fad60), d)
   Call: (211) [system] d=(\)
   Fail: (211) [system] d=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1023790)
   Call: (212) [system] peek_char((0x55798e5fad60), _1024724)
   Exit: (212) [system] peek_char((0x55798e5fad60), e)
^  Call: (212) [user] is_delimiter(e)
   Call: (213) [system] char_type(e, space)
   Fail: (213) [system] char_type(e, space)
   Call: (213) [system] arg(_1029444, v('(', ')', end_of_file), e)
   Fail: (213) [system] arg(_1030376, v('(', ')', end_of_file), e)
^  Fail: (212) [user] is_delimiter(e)
   Call: (212) [system] ')'==e
   Fail: (212) [system] ')'==e
   Call: (212) [system] get_char((0x55798e5fad60), e)
   Exit: (212) [system] get_char((0x55798e5fad60), e)
   Call: (212) [system] e=(\)
   Fail: (212) [system] e=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1037726)
   Call: (213) [system] peek_char((0x55798e5fad60), _1038660)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_1043380, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _1037726=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (212) [system] _1023790=[e]
   Exit: (212) [system] [e]=[e]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (211) [system] _1009854=[d, e]
   Exit: (211) [system] [d, e]=[d, e]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (210) [user] classify_and_convert_charseq(c, [d, e], _976200)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1055430, _1055432), once(user:catch(read_from_chars([c, d, e], _976200), _1055406, fail)), '$restore_trace'(_1055430, _1055432))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1055430, _1055432))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1055406, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(cde)
   Exit: (211) [system] atomic(cde)
^  Exit: (210) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1062930)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1064788)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1078942)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55798e5fad60), _1082732)
   Exit: (209) [system] get_char((0x55798e5fad60), ')')
   Call: (209) [system] _1062930=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [])
   Call: (208) [system] _943252=[cde]
   Exit: (208) [system] [cde]=[cde]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [cde])
   Call: (207) [system] _825446=[abc, cde]
   Exit: (207) [system] [abc, cde]=[abc, cde]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [abc, cde])
   Call: (206) [system] _362806=['DisjunctionIntroduction', abc, cde]
   Exit: (206) [system] ['DisjunctionIntroduction', abc, cde]=['DisjunctionIntroduction', abc, cde]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, cde])
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, cde])
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _1096614)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1098472)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _1106210)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1108914)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1123992)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _1129562)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1131420)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _1145574)
   Exit: (206) [system] get_char((0x55798e5fad60), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1129562)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1151144)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'O')
   Call: (208) [system] 'O'=(;)
   Fail: (208) [system] 'O'=(;)
^  Call: (208) [user] is_like_space('O')
   Call: (209) [system] char_type('O', 'white')
   Fail: (209) [system] char_type('O', 'white')
   Call: (209) [system] char_type('O', end_of_line)
   Fail: (209) [system] char_type('O', end_of_line)
   Call: (209) [system] char_type('O', space)
   Fail: (209) [system] char_type('O', space)
   Call: (209) [system] char_type('O', cntrl)
   Fail: (209) [system] char_type('O', cntrl)
^  Fail: (208) [user] is_like_space('O')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1165298)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'O')
   Call: (207) [system] 'O'=')'
   Fail: (207) [system] 'O'=')'
   Call: (207) [system] 'O'=end_of_file
   Fail: (207) [system] 'O'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _1170868)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1172726)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'O')
   Call: (209) [system] 'O'=(;)
   Fail: (209) [system] 'O'=(;)
^  Call: (209) [user] is_like_space('O')
   Call: (210) [system] char_type('O', 'white')
   Fail: (210) [system] char_type('O', 'white')
   Call: (210) [system] char_type('O', end_of_line)
   Fail: (210) [system] char_type('O', end_of_line)
   Call: (210) [system] char_type('O', space)
   Fail: (210) [system] char_type('O', space)
   Call: (210) [system] char_type('O', cntrl)
   Fail: (210) [system] char_type('O', cntrl)
^  Fail: (209) [user] is_like_space('O')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _1186880)
   Exit: (208) [system] get_char((0x55798e5fad60), 'O')
   Call: (208) [system] 'O'='('
   Fail: (208) [system] 'O'='('
   Call: (208) [system] 'O'='['
   Fail: (208) [system] 'O'='['
   Call: (208) [system] 'O'='{'
   Fail: (208) [system] 'O'='{'
   Call: (208) [system] 'O'='"'
   Fail: (208) [system] 'O'='"'
   Call: (208) [system] 'O'=!
   Fail: (208) [system] 'O'=!
   Call: (208) [system] 'O'='\''
   Fail: (208) [system] 'O'='\''
   Call: (208) [system] 'O'='`'
   Fail: (208) [system] 'O'='`'
   Call: (208) [system] 'O'=end_of_file
   Fail: (208) [system] 'O'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1170868)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1204522)
   Call: (210) [system] peek_char((0x55798e5fad60), _1205456)
   Exit: (210) [system] peek_char((0x55798e5fad60), r)
^  Call: (210) [user] is_delimiter(r)
   Call: (211) [system] char_type(r, space)
   Fail: (211) [system] char_type(r, space)
   Call: (211) [system] arg(_1210176, v('(', ')', end_of_file), r)
   Fail: (211) [system] arg(_1211108, v('(', ')', end_of_file), r)
^  Fail: (210) [user] is_delimiter(r)
   Call: (210) [system] ')'==r
   Fail: (210) [system] ')'==r
   Call: (210) [system] get_char((0x55798e5fad60), r)
   Exit: (210) [system] get_char((0x55798e5fad60), r)
   Call: (210) [system] r=(\)
   Fail: (210) [system] r=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1218458)
   Call: (211) [system] peek_char((0x55798e5fad60), _1219392)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (211) [user] is_delimiter('L')
   Call: (212) [system] char_type('L', space)
   Fail: (212) [system] char_type('L', space)
   Call: (212) [system] arg(_1224112, v('(', ')', end_of_file), 'L')
   Fail: (212) [system] arg(_1225044, v('(', ')', end_of_file), 'L')
^  Fail: (211) [user] is_delimiter('L')
   Call: (211) [system] ')'=='L'
   Fail: (211) [system] ')'=='L'
   Call: (211) [system] get_char((0x55798e5fad60), 'L')
   Exit: (211) [system] get_char((0x55798e5fad60), 'L')
   Call: (211) [system] 'L'=(\)
   Fail: (211) [system] 'L'=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1232394)
   Call: (212) [system] peek_char((0x55798e5fad60), _1233328)
   Exit: (212) [system] peek_char((0x55798e5fad60), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_1238048, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_1238980, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55798e5fad60), i)
   Exit: (212) [system] get_char((0x55798e5fad60), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1246330)
   Call: (213) [system] peek_char((0x55798e5fad60), _1247264)
   Exit: (213) [system] peek_char((0x55798e5fad60), n)
^  Call: (213) [user] is_delimiter(n)
   Call: (214) [system] char_type(n, space)
   Fail: (214) [system] char_type(n, space)
   Call: (214) [system] arg(_1251984, v('(', ')', end_of_file), n)
   Fail: (214) [system] arg(_1252916, v('(', ')', end_of_file), n)
^  Fail: (213) [user] is_delimiter(n)
   Call: (213) [system] ')'==n
   Fail: (213) [system] ')'==n
   Call: (213) [system] get_char((0x55798e5fad60), n)
   Exit: (213) [system] get_char((0x55798e5fad60), n)
   Call: (213) [system] n=(\)
   Fail: (213) [system] n=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1260266)
   Call: (214) [system] peek_char((0x55798e5fad60), _1261200)
   Exit: (214) [system] peek_char((0x55798e5fad60), k)
^  Call: (214) [user] is_delimiter(k)
   Call: (215) [system] char_type(k, space)
   Fail: (215) [system] char_type(k, space)
   Call: (215) [system] arg(_1265920, v('(', ')', end_of_file), k)
   Fail: (215) [system] arg(_1266852, v('(', ')', end_of_file), k)
^  Fail: (214) [user] is_delimiter(k)
   Call: (214) [system] ')'==k
   Fail: (214) [system] ')'==k
   Call: (214) [system] get_char((0x55798e5fad60), k)
   Exit: (214) [system] get_char((0x55798e5fad60), k)
   Call: (214) [system] k=(\)
   Fail: (214) [system] k=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1274202)
   Call: (215) [system] peek_char((0x55798e5fad60), _1275136)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _1274202=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (214) [system] _1260266=[k]
   Exit: (214) [system] [k]=[k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (213) [system] _1246330=[n, k]
   Exit: (213) [system] [n, k]=[n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (212) [system] _1232394=[i, n, k]
   Exit: (212) [system] [i, n, k]=[i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (211) [system] _1218458=['L', i, n, k]
   Exit: (211) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (210) [system] _1204522=[r, 'L', i, n, k]
   Exit: (210) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (209) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1170868)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1298416, _1298418), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1170868), _1298392, fail)), '$restore_trace'(_1298416, _1298418))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1298416, _1298418))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1170868), _1298392, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_1170868)
   Fail: (210) [system] atomic(_1170868)
   Call: (210) [system] atom_chars(_1170868, ['O', r, 'L', i, n, k])
   Exit: (210) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (209) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (208) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1307792)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1309650)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _1317388)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1320092)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1335170)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _1340740)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1342598)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _1356752)
   Exit: (209) [system] get_char((0x55798e5fad60), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1340740)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1362322)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'I')
   Call: (211) [system] 'I'=(;)
   Fail: (211) [system] 'I'=(;)
^  Call: (211) [user] is_like_space('I')
   Call: (212) [system] char_type('I', 'white')
   Fail: (212) [system] char_type('I', 'white')
   Call: (212) [system] char_type('I', end_of_line)
   Fail: (212) [system] char_type('I', end_of_line)
   Call: (212) [system] char_type('I', space)
   Fail: (212) [system] char_type('I', space)
   Call: (212) [system] char_type('I', cntrl)
   Fail: (212) [system] char_type('I', cntrl)
^  Fail: (211) [user] is_like_space('I')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1376476)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'I')
   Call: (210) [system] 'I'=')'
   Fail: (210) [system] 'I'=')'
   Call: (210) [system] 'I'=end_of_file
   Fail: (210) [system] 'I'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1382046)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1383904)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'I')
   Call: (212) [system] 'I'=(;)
   Fail: (212) [system] 'I'=(;)
^  Call: (212) [user] is_like_space('I')
   Call: (213) [system] char_type('I', 'white')
   Fail: (213) [system] char_type('I', 'white')
   Call: (213) [system] char_type('I', end_of_line)
   Fail: (213) [system] char_type('I', end_of_line)
   Call: (213) [system] char_type('I', space)
   Fail: (213) [system] char_type('I', space)
   Call: (213) [system] char_type('I', cntrl)
   Fail: (213) [system] char_type('I', cntrl)
^  Fail: (212) [user] is_like_space('I')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1398058)
   Exit: (211) [system] get_char((0x55798e5fad60), 'I')
   Call: (211) [system] 'I'='('
   Fail: (211) [system] 'I'='('
   Call: (211) [system] 'I'='['
   Fail: (211) [system] 'I'='['
   Call: (211) [system] 'I'='{'
   Fail: (211) [system] 'I'='{'
   Call: (211) [system] 'I'='"'
   Fail: (211) [system] 'I'='"'
   Call: (211) [system] 'I'=!
   Fail: (211) [system] 'I'=!
   Call: (211) [system] 'I'='\''
   Fail: (211) [system] 'I'='\''
   Call: (211) [system] 'I'='`'
   Fail: (211) [system] 'I'='`'
   Call: (211) [system] 'I'=end_of_file
   Fail: (211) [system] 'I'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1382046)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1415700)
   Call: (213) [system] peek_char((0x55798e5fad60), _1416634)
   Exit: (213) [system] peek_char((0x55798e5fad60), m)
^  Call: (213) [user] is_delimiter(m)
   Call: (214) [system] char_type(m, space)
   Fail: (214) [system] char_type(m, space)
   Call: (214) [system] arg(_1421354, v('(', ')', end_of_file), m)
   Fail: (214) [system] arg(_1422286, v('(', ')', end_of_file), m)
^  Fail: (213) [user] is_delimiter(m)
   Call: (213) [system] ')'==m
   Fail: (213) [system] ')'==m
   Call: (213) [system] get_char((0x55798e5fad60), m)
   Exit: (213) [system] get_char((0x55798e5fad60), m)
   Call: (213) [system] m=(\)
   Fail: (213) [system] m=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1429636)
   Call: (214) [system] peek_char((0x55798e5fad60), _1430570)
   Exit: (214) [system] peek_char((0x55798e5fad60), p)
^  Call: (214) [user] is_delimiter(p)
   Call: (215) [system] char_type(p, space)
   Fail: (215) [system] char_type(p, space)
   Call: (215) [system] arg(_1435290, v('(', ')', end_of_file), p)
   Fail: (215) [system] arg(_1436222, v('(', ')', end_of_file), p)
^  Fail: (214) [user] is_delimiter(p)
   Call: (214) [system] ')'==p
   Fail: (214) [system] ')'==p
   Call: (214) [system] get_char((0x55798e5fad60), p)
   Exit: (214) [system] get_char((0x55798e5fad60), p)
   Call: (214) [system] p=(\)
   Fail: (214) [system] p=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1443572)
   Call: (215) [system] peek_char((0x55798e5fad60), _1444506)
   Exit: (215) [system] peek_char((0x55798e5fad60), l)
^  Call: (215) [user] is_delimiter(l)
   Call: (216) [system] char_type(l, space)
   Fail: (216) [system] char_type(l, space)
   Call: (216) [system] arg(_1449226, v('(', ')', end_of_file), l)
   Fail: (216) [system] arg(_1450158, v('(', ')', end_of_file), l)
^  Fail: (215) [user] is_delimiter(l)
   Call: (215) [system] ')'==l
   Fail: (215) [system] ')'==l
   Call: (215) [system] get_char((0x55798e5fad60), l)
   Exit: (215) [system] get_char((0x55798e5fad60), l)
   Call: (215) [system] l=(\)
   Fail: (215) [system] l=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1457508)
   Call: (216) [system] peek_char((0x55798e5fad60), _1458442)
   Exit: (216) [system] peek_char((0x55798e5fad60), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_1463162, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_1464094, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55798e5fad60), i)
   Exit: (216) [system] get_char((0x55798e5fad60), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1471444)
   Call: (217) [system] peek_char((0x55798e5fad60), _1472378)
   Exit: (217) [system] peek_char((0x55798e5fad60), c)
^  Call: (217) [user] is_delimiter(c)
   Call: (218) [system] char_type(c, space)
   Fail: (218) [system] char_type(c, space)
   Call: (218) [system] arg(_1477098, v('(', ')', end_of_file), c)
   Fail: (218) [system] arg(_1478030, v('(', ')', end_of_file), c)
^  Fail: (217) [user] is_delimiter(c)
   Call: (217) [system] ')'==c
   Fail: (217) [system] ')'==c
   Call: (217) [system] get_char((0x55798e5fad60), c)
   Exit: (217) [system] get_char((0x55798e5fad60), c)
   Call: (217) [system] c=(\)
   Fail: (217) [system] c=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1485380)
   Call: (218) [system] peek_char((0x55798e5fad60), _1486314)
   Exit: (218) [system] peek_char((0x55798e5fad60), a)
^  Call: (218) [user] is_delimiter(a)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] arg(_1491034, v('(', ')', end_of_file), a)
   Fail: (219) [system] arg(_1491966, v('(', ')', end_of_file), a)
^  Fail: (218) [user] is_delimiter(a)
   Call: (218) [system] ')'==a
   Fail: (218) [system] ')'==a
   Call: (218) [system] get_char((0x55798e5fad60), a)
   Exit: (218) [system] get_char((0x55798e5fad60), a)
   Call: (218) [system] a=(\)
   Fail: (218) [system] a=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1499316)
   Call: (219) [system] peek_char((0x55798e5fad60), _1500250)
   Exit: (219) [system] peek_char((0x55798e5fad60), t)
^  Call: (219) [user] is_delimiter(t)
   Call: (220) [system] char_type(t, space)
   Fail: (220) [system] char_type(t, space)
   Call: (220) [system] arg(_1504970, v('(', ')', end_of_file), t)
   Fail: (220) [system] arg(_1505902, v('(', ')', end_of_file), t)
^  Fail: (219) [user] is_delimiter(t)
   Call: (219) [system] ')'==t
   Fail: (219) [system] ')'==t
   Call: (219) [system] get_char((0x55798e5fad60), t)
   Exit: (219) [system] get_char((0x55798e5fad60), t)
   Call: (219) [system] t=(\)
   Fail: (219) [system] t=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1513252)
   Call: (220) [system] peek_char((0x55798e5fad60), _1514186)
   Exit: (220) [system] peek_char((0x55798e5fad60), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1518906, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1519838, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55798e5fad60), i)
   Exit: (220) [system] get_char((0x55798e5fad60), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1527188)
   Call: (221) [system] peek_char((0x55798e5fad60), _1528122)
   Exit: (221) [system] peek_char((0x55798e5fad60), o)
^  Call: (221) [user] is_delimiter(o)
   Call: (222) [system] char_type(o, space)
   Fail: (222) [system] char_type(o, space)
   Call: (222) [system] arg(_1532842, v('(', ')', end_of_file), o)
   Fail: (222) [system] arg(_1533774, v('(', ')', end_of_file), o)
^  Fail: (221) [user] is_delimiter(o)
   Call: (221) [system] ')'==o
   Fail: (221) [system] ')'==o
   Call: (221) [system] get_char((0x55798e5fad60), o)
   Exit: (221) [system] get_char((0x55798e5fad60), o)
   Call: (221) [system] o=(\)
   Fail: (221) [system] o=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1541124)
   Call: (222) [system] peek_char((0x55798e5fad60), _1542058)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_1546778, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_1547710, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1555060)
   Call: (223) [system] peek_char((0x55798e5fad60), _1555994)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _1555060=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (222) [system] _1541124=[n]
   Exit: (222) [system] [n]=[n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (221) [system] _1527188=[o, n]
   Exit: (221) [system] [o, n]=[o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (220) [system] _1513252=[i, o, n]
   Exit: (220) [system] [i, o, n]=[i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (219) [system] _1499316=[t, i, o, n]
   Exit: (219) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (218) [system] _1485380=[a, t, i, o, n]
   Exit: (218) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (217) [system] _1471444=[c, a, t, i, o, n]
   Exit: (217) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (216) [system] _1457508=[i, c, a, t, i, o, n]
   Exit: (216) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (215) [system] _1443572=[l, i, c, a, t, i, o, n]
   Exit: (215) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (214) [system] _1429636=[p, l, i, c, a, t, i, o, n]
   Exit: (214) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (213) [system] _1415700=[m, p, l, i, c, a, t, i, o, n]
   Exit: (213) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (212) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1382046)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1593244, _1593246), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1382046), _1593220, fail)), '$restore_trace'(_1593244, _1593246))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1593244, _1593246))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1382046), _1593220, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_1382046)
   Fail: (213) [system] atomic(_1382046)
   Call: (213) [system] atom_chars(_1382046, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (213) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (212) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1602620)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1604478)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _1612216)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1614920)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1629998)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _1635568)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1637426)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _1651580)
   Exit: (212) [system] get_char((0x55798e5fad60), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1635568)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1657150)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'=(;)
   Fail: (214) [system] 'A'=(;)
^  Call: (214) [user] is_like_space('A')
   Call: (215) [system] char_type('A', 'white')
   Fail: (215) [system] char_type('A', 'white')
   Call: (215) [system] char_type('A', end_of_line)
   Fail: (215) [system] char_type('A', end_of_line)
   Call: (215) [system] char_type('A', space)
   Fail: (215) [system] char_type('A', space)
   Call: (215) [system] char_type('A', cntrl)
   Fail: (215) [system] char_type('A', cntrl)
^  Fail: (214) [user] is_like_space('A')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1671304)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'A')
   Call: (213) [system] 'A'=')'
   Fail: (213) [system] 'A'=')'
   Call: (213) [system] 'A'=end_of_file
   Fail: (213) [system] 'A'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1676874)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1678732)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1692886)
   Exit: (214) [system] get_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'='('
   Fail: (214) [system] 'A'='('
   Call: (214) [system] 'A'='['
   Fail: (214) [system] 'A'='['
   Call: (214) [system] 'A'='{'
   Fail: (214) [system] 'A'='{'
   Call: (214) [system] 'A'='"'
   Fail: (214) [system] 'A'='"'
   Call: (214) [system] 'A'=!
   Fail: (214) [system] 'A'=!
   Call: (214) [system] 'A'='\''
   Fail: (214) [system] 'A'='\''
   Call: (214) [system] 'A'='`'
   Fail: (214) [system] 'A'='`'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1676874)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1710528)
   Call: (216) [system] peek_char((0x55798e5fad60), _1711462)
   Exit: (216) [system] peek_char((0x55798e5fad60), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1716182, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1717114, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55798e5fad60), n)
   Exit: (216) [system] get_char((0x55798e5fad60), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1724464)
   Call: (217) [system] peek_char((0x55798e5fad60), _1725398)
   Exit: (217) [system] peek_char((0x55798e5fad60), d)
^  Call: (217) [user] is_delimiter(d)
   Call: (218) [system] char_type(d, space)
   Fail: (218) [system] char_type(d, space)
   Call: (218) [system] arg(_1730118, v('(', ')', end_of_file), d)
   Fail: (218) [system] arg(_1731050, v('(', ')', end_of_file), d)
^  Fail: (217) [user] is_delimiter(d)
   Call: (217) [system] ')'==d
   Fail: (217) [system] ')'==d
   Call: (217) [system] get_char((0x55798e5fad60), d)
   Exit: (217) [system] get_char((0x55798e5fad60), d)
   Call: (217) [system] d=(\)
   Fail: (217) [system] d=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1738400)
   Call: (218) [system] peek_char((0x55798e5fad60), _1739334)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (218) [user] is_delimiter('L')
   Call: (219) [system] char_type('L', space)
   Fail: (219) [system] char_type('L', space)
   Call: (219) [system] arg(_1744054, v('(', ')', end_of_file), 'L')
   Fail: (219) [system] arg(_1744986, v('(', ')', end_of_file), 'L')
^  Fail: (218) [user] is_delimiter('L')
   Call: (218) [system] ')'=='L'
   Fail: (218) [system] ')'=='L'
   Call: (218) [system] get_char((0x55798e5fad60), 'L')
   Exit: (218) [system] get_char((0x55798e5fad60), 'L')
   Call: (218) [system] 'L'=(\)
   Fail: (218) [system] 'L'=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1752336)
   Call: (219) [system] peek_char((0x55798e5fad60), _1753270)
   Exit: (219) [system] peek_char((0x55798e5fad60), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_1757990, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_1758922, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55798e5fad60), i)
   Exit: (219) [system] get_char((0x55798e5fad60), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1766272)
   Call: (220) [system] peek_char((0x55798e5fad60), _1767206)
   Exit: (220) [system] peek_char((0x55798e5fad60), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_1771926, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_1772858, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55798e5fad60), n)
   Exit: (220) [system] get_char((0x55798e5fad60), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1780208)
   Call: (221) [system] peek_char((0x55798e5fad60), _1781142)
   Exit: (221) [system] peek_char((0x55798e5fad60), k)
^  Call: (221) [user] is_delimiter(k)
   Call: (222) [system] char_type(k, space)
   Fail: (222) [system] char_type(k, space)
   Call: (222) [system] arg(_1785862, v('(', ')', end_of_file), k)
   Fail: (222) [system] arg(_1786794, v('(', ')', end_of_file), k)
^  Fail: (221) [user] is_delimiter(k)
   Call: (221) [system] ')'==k
   Fail: (221) [system] ')'==k
   Call: (221) [system] get_char((0x55798e5fad60), k)
   Exit: (221) [system] get_char((0x55798e5fad60), k)
   Call: (221) [system] k=(\)
   Fail: (221) [system] k=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1794144)
   Call: (222) [system] peek_char((0x55798e5fad60), _1795078)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _1794144=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (221) [system] _1780208=[k]
   Exit: (221) [system] [k]=[k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (220) [system] _1766272=[n, k]
   Exit: (220) [system] [n, k]=[n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (219) [system] _1752336=[i, n, k]
   Exit: (219) [system] [i, n, k]=[i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (218) [system] _1738400=['L', i, n, k]
   Exit: (218) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (217) [system] _1724464=[d, 'L', i, n, k]
   Exit: (217) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (216) [system] _1710528=[n, d, 'L', i, n, k]
   Exit: (216) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (215) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1676874)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1821152, _1821154), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1676874), _1821128, fail)), '$restore_trace'(_1821152, _1821154))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1821152, _1821154))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1676874), _1821128, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1676874)
   Fail: (216) [system] atomic(_1676874)
   Call: (216) [system] atom_chars(_1676874, ['A', n, d, 'L', i, n, k])
   Exit: (216) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (215) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1830528)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1832386)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _1840124)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1842828)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1857906)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'=')'
   Fail: (214) [system] 'A'=')'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _1863476)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1865334)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _1879488)
   Exit: (215) [system] get_char((0x55798e5fad60), 'A')
   Call: (215) [system] 'A'='('
   Fail: (215) [system] 'A'='('
   Call: (215) [system] 'A'='['
   Fail: (215) [system] 'A'='['
   Call: (215) [system] 'A'='{'
   Fail: (215) [system] 'A'='{'
   Call: (215) [system] 'A'='"'
   Fail: (215) [system] 'A'='"'
   Call: (215) [system] 'A'=!
   Fail: (215) [system] 'A'=!
   Call: (215) [system] 'A'='\''
   Fail: (215) [system] 'A'='\''
   Call: (215) [system] 'A'='`'
   Fail: (215) [system] 'A'='`'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1863476)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1897130)
   Call: (217) [system] peek_char((0x55798e5fad60), _1898064)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _1897130=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (216) [user] classify_and_convert_charseq('A', [], _1863476)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1907374, _1907376), once(user:catch(read_from_chars(['A'], _1863476), _1907350, fail)), '$restore_trace'(_1907374, _1907376))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1907374, _1907376))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1863476), _1907350, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_1863476)
   Fail: (217) [system] atomic(_1863476)
   Call: (217) [system] atom_chars(_1863476, ['A'])
   Exit: (217) [system] atom_chars('A', ['A'])
^  Exit: (216) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1916750)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1918608)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _1926346)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1929050)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'B')
   Call: (217) [system] 'B'=(;)
   Fail: (217) [system] 'B'=(;)
^  Call: (217) [user] is_like_space('B')
   Call: (218) [system] char_type('B', 'white')
   Fail: (218) [system] char_type('B', 'white')
   Call: (218) [system] char_type('B', end_of_line)
   Fail: (218) [system] char_type('B', end_of_line)
   Call: (218) [system] char_type('B', space)
   Fail: (218) [system] char_type('B', space)
   Call: (218) [system] char_type('B', cntrl)
   Fail: (218) [system] char_type('B', cntrl)
^  Fail: (217) [user] is_like_space('B')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1944128)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'B')
   Call: (215) [system] 'B'=')'
   Fail: (215) [system] 'B'=')'
   Call: (215) [system] 'B'=end_of_file
   Fail: (215) [system] 'B'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _1949698)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1951556)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'B')
   Call: (217) [system] 'B'=(;)
   Fail: (217) [system] 'B'=(;)
^  Call: (217) [user] is_like_space('B')
   Call: (218) [system] char_type('B', 'white')
   Fail: (218) [system] char_type('B', 'white')
   Call: (218) [system] char_type('B', end_of_line)
   Fail: (218) [system] char_type('B', end_of_line)
   Call: (218) [system] char_type('B', space)
   Fail: (218) [system] char_type('B', space)
   Call: (218) [system] char_type('B', cntrl)
   Fail: (218) [system] char_type('B', cntrl)
^  Fail: (217) [user] is_like_space('B')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _1965710)
   Exit: (216) [system] get_char((0x55798e5fad60), 'B')
   Call: (216) [system] 'B'='('
   Fail: (216) [system] 'B'='('
   Call: (216) [system] 'B'='['
   Fail: (216) [system] 'B'='['
   Call: (216) [system] 'B'='{'
   Fail: (216) [system] 'B'='{'
   Call: (216) [system] 'B'='"'
   Fail: (216) [system] 'B'='"'
   Call: (216) [system] 'B'=!
   Fail: (216) [system] 'B'=!
   Call: (216) [system] 'B'='\''
   Fail: (216) [system] 'B'='\''
   Call: (216) [system] 'B'='`'
   Fail: (216) [system] 'B'='`'
   Call: (216) [system] 'B'=end_of_file
   Fail: (216) [system] 'B'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1949698)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1983352)
   Call: (218) [system] peek_char((0x55798e5fad60), _1984286)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
^  Call: (218) [user] is_delimiter(')')
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] arg(_1989006, v('(', ')', end_of_file), ')')
   Exit: (219) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (218) [user] is_delimiter(')')
   Call: (218) [system] _1983352=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (217) [user] classify_and_convert_charseq('B', [], _1949698)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1995468, _1995470), once(user:catch(read_from_chars(['B'], _1949698), _1995444, fail)), '$restore_trace'(_1995468, _1995470))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1995468, _1995470))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1949698), _1995444, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1949698)
   Fail: (218) [system] atomic(_1949698)
   Call: (218) [system] atom_chars(_1949698, ['B'])
   Exit: (218) [system] atom_chars('B', ['B'])
^  Exit: (217) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _2004844)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _2006702)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _2020856)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55798e5fad60), _2024646)
   Exit: (216) [system] get_char((0x55798e5fad60), ')')
   Call: (216) [system] _2004844=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [])
   Call: (215) [system] _1916750=['B']
   Exit: (215) [system] ['B']=['B']
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (214) [system] _1830528=['A', 'B']
   Exit: (214) [system] ['A', 'B']=['A', 'B']
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (213) [system] _1635568=['AndLink', 'A', 'B']
   Exit: (213) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _2038528)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _2040386)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _2048124)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _2050828)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'C')
   Call: (214) [system] 'C'=(;)
   Fail: (214) [system] 'C'=(;)
^  Call: (214) [user] is_like_space('C')
   Call: (215) [system] char_type('C', 'white')
   Fail: (215) [system] char_type('C', 'white')
   Call: (215) [system] char_type('C', end_of_line)
   Fail: (215) [system] char_type('C', end_of_line)
   Call: (215) [system] char_type('C', space)
   Fail: (215) [system] char_type('C', space)
   Call: (215) [system] char_type('C', cntrl)
   Fail: (215) [system] char_type('C', cntrl)
^  Fail: (214) [user] is_like_space('C')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _2065906)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'C')
   Call: (212) [system] 'C'=')'
   Fail: (212) [system] 'C'=')'
   Call: (212) [system] 'C'=end_of_file
   Fail: (212) [system] 'C'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _2071476)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _2073334)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'C')
   Call: (214) [system] 'C'=(;)
   Fail: (214) [system] 'C'=(;)
^  Call: (214) [user] is_like_space('C')
   Call: (215) [system] char_type('C', 'white')
   Fail: (215) [system] char_type('C', 'white')
   Call: (215) [system] char_type('C', end_of_line)
   Fail: (215) [system] char_type('C', end_of_line)
   Call: (215) [system] char_type('C', space)
   Fail: (215) [system] char_type('C', space)
   Call: (215) [system] char_type('C', cntrl)
   Fail: (215) [system] char_type('C', cntrl)
^  Fail: (214) [user] is_like_space('C')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _2087488)
   Exit: (213) [system] get_char((0x55798e5fad60), 'C')
   Call: (213) [system] 'C'='('
   Fail: (213) [system] 'C'='('
   Call: (213) [system] 'C'='['
   Fail: (213) [system] 'C'='['
   Call: (213) [system] 'C'='{'
   Fail: (213) [system] 'C'='{'
   Call: (213) [system] 'C'='"'
   Fail: (213) [system] 'C'='"'
   Call: (213) [system] 'C'=!
   Fail: (213) [system] 'C'=!
   Call: (213) [system] 'C'='\''
   Fail: (213) [system] 'C'='\''
   Call: (213) [system] 'C'='`'
   Fail: (213) [system] 'C'='`'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'C', _3968)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _12264)
   Call: (215) [system] peek_char((0x55798e5fad60), _13198)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
^  Call: (215) [user] is_delimiter(')')
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] arg(_17918, v('(', ')', end_of_file), ')')
   Exit: (216) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (215) [user] is_delimiter(')')
   Call: (215) [system] _12264=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (214) [user] classify_and_convert_charseq('C', [], _3968)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_24380, _24382), once(user:catch(read_from_chars(['C'], _3968), _24356, fail)), '$restore_trace'(_24380, _24382))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_24380, _24382))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _3968), _24356, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_3968)
   Fail: (215) [system] atomic(_3968)
   Call: (215) [system] atom_chars(_3968, ['C'])
   Exit: (215) [system] atom_chars('C', ['C'])
^  Exit: (214) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _33756)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _35614)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _49768)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55798e5fad60), _53558)
   Exit: (213) [system] get_char((0x55798e5fad60), ')')
   Call: (213) [system] _33756=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [])
   Call: (212) [system] _3964=['C']
   Exit: (212) [system] ['C']=['C']
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (211) [system] _3940=[['AndLink', 'A', 'B'], 'C']
   Exit: (211) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (210) [system] _3932=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (210) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _67440)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _69298)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _77036)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _79740)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _94818)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _100388)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _102246)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _116400)
   Exit: (210) [system] get_char((0x55798e5fad60), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _100388)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _121970)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'I')
   Call: (212) [system] 'I'=(;)
   Fail: (212) [system] 'I'=(;)
^  Call: (212) [user] is_like_space('I')
   Call: (213) [system] char_type('I', 'white')
   Fail: (213) [system] char_type('I', 'white')
   Call: (213) [system] char_type('I', end_of_line)
   Fail: (213) [system] char_type('I', end_of_line)
   Call: (213) [system] char_type('I', space)
   Fail: (213) [system] char_type('I', space)
   Call: (213) [system] char_type('I', cntrl)
   Fail: (213) [system] char_type('I', cntrl)
^  Fail: (212) [user] is_like_space('I')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _136124)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'I')
   Call: (211) [system] 'I'=')'
   Fail: (211) [system] 'I'=')'
   Call: (211) [system] 'I'=end_of_file
   Fail: (211) [system] 'I'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _141694)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _143552)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'I')
   Call: (213) [system] 'I'=(;)
   Fail: (213) [system] 'I'=(;)
^  Call: (213) [user] is_like_space('I')
   Call: (214) [system] char_type('I', 'white')
   Fail: (214) [system] char_type('I', 'white')
   Call: (214) [system] char_type('I', end_of_line)
   Fail: (214) [system] char_type('I', end_of_line)
   Call: (214) [system] char_type('I', space)
   Fail: (214) [system] char_type('I', space)
   Call: (214) [system] char_type('I', cntrl)
   Fail: (214) [system] char_type('I', cntrl)
^  Fail: (213) [user] is_like_space('I')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _157706)
   Exit: (212) [system] get_char((0x55798e5fad60), 'I')
   Call: (212) [system] 'I'='('
   Fail: (212) [system] 'I'='('
   Call: (212) [system] 'I'='['
   Fail: (212) [system] 'I'='['
   Call: (212) [system] 'I'='{'
   Fail: (212) [system] 'I'='{'
   Call: (212) [system] 'I'='"'
   Fail: (212) [system] 'I'='"'
   Call: (212) [system] 'I'=!
   Fail: (212) [system] 'I'=!
   Call: (212) [system] 'I'='\''
   Fail: (212) [system] 'I'='\''
   Call: (212) [system] 'I'='`'
   Fail: (212) [system] 'I'='`'
   Call: (212) [system] 'I'=end_of_file
   Fail: (212) [system] 'I'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), 'I', _141694)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _175348)
   Call: (214) [system] peek_char((0x55798e5fad60), _176282)
   Exit: (214) [system] peek_char((0x55798e5fad60), m)
^  Call: (214) [user] is_delimiter(m)
   Call: (215) [system] char_type(m, space)
   Fail: (215) [system] char_type(m, space)
   Call: (215) [system] arg(_181002, v('(', ')', end_of_file), m)
   Fail: (215) [system] arg(_181934, v('(', ')', end_of_file), m)
^  Fail: (214) [user] is_delimiter(m)
   Call: (214) [system] ')'==m
   Fail: (214) [system] ')'==m
   Call: (214) [system] get_char((0x55798e5fad60), m)
   Exit: (214) [system] get_char((0x55798e5fad60), m)
   Call: (214) [system] m=(\)
   Fail: (214) [system] m=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _189284)
   Call: (215) [system] peek_char((0x55798e5fad60), _190218)
   Exit: (215) [system] peek_char((0x55798e5fad60), p)
^  Call: (215) [user] is_delimiter(p)
   Call: (216) [system] char_type(p, space)
   Fail: (216) [system] char_type(p, space)
   Call: (216) [system] arg(_194938, v('(', ')', end_of_file), p)
   Fail: (216) [system] arg(_195870, v('(', ')', end_of_file), p)
^  Fail: (215) [user] is_delimiter(p)
   Call: (215) [system] ')'==p
   Fail: (215) [system] ')'==p
   Call: (215) [system] get_char((0x55798e5fad60), p)
   Exit: (215) [system] get_char((0x55798e5fad60), p)
   Call: (215) [system] p=(\)
   Fail: (215) [system] p=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _203220)
   Call: (216) [system] peek_char((0x55798e5fad60), _204154)
   Exit: (216) [system] peek_char((0x55798e5fad60), l)
^  Call: (216) [user] is_delimiter(l)
   Call: (217) [system] char_type(l, space)
   Fail: (217) [system] char_type(l, space)
   Call: (217) [system] arg(_208874, v('(', ')', end_of_file), l)
   Fail: (217) [system] arg(_209806, v('(', ')', end_of_file), l)
^  Fail: (216) [user] is_delimiter(l)
   Call: (216) [system] ')'==l
   Fail: (216) [system] ')'==l
   Call: (216) [system] get_char((0x55798e5fad60), l)
   Exit: (216) [system] get_char((0x55798e5fad60), l)
   Call: (216) [system] l=(\)
   Fail: (216) [system] l=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _217156)
   Call: (217) [system] peek_char((0x55798e5fad60), _218090)
   Exit: (217) [system] peek_char((0x55798e5fad60), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_222810, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_223742, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55798e5fad60), i)
   Exit: (217) [system] get_char((0x55798e5fad60), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _231092)
   Call: (218) [system] peek_char((0x55798e5fad60), _232026)
   Exit: (218) [system] peek_char((0x55798e5fad60), c)
^  Call: (218) [user] is_delimiter(c)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] arg(_236746, v('(', ')', end_of_file), c)
   Fail: (219) [system] arg(_237678, v('(', ')', end_of_file), c)
^  Fail: (218) [user] is_delimiter(c)
   Call: (218) [system] ')'==c
   Fail: (218) [system] ')'==c
   Call: (218) [system] get_char((0x55798e5fad60), c)
   Exit: (218) [system] get_char((0x55798e5fad60), c)
   Call: (218) [system] c=(\)
   Fail: (218) [system] c=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _245028)
   Call: (219) [system] peek_char((0x55798e5fad60), _245962)
   Exit: (219) [system] peek_char((0x55798e5fad60), a)
^  Call: (219) [user] is_delimiter(a)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] arg(_250682, v('(', ')', end_of_file), a)
   Fail: (220) [system] arg(_251614, v('(', ')', end_of_file), a)
^  Fail: (219) [user] is_delimiter(a)
   Call: (219) [system] ')'==a
   Fail: (219) [system] ')'==a
   Call: (219) [system] get_char((0x55798e5fad60), a)
   Exit: (219) [system] get_char((0x55798e5fad60), a)
   Call: (219) [system] a=(\)
   Fail: (219) [system] a=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _258964)
   Call: (220) [system] peek_char((0x55798e5fad60), _259898)
   Exit: (220) [system] peek_char((0x55798e5fad60), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_264618, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_265550, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55798e5fad60), t)
   Exit: (220) [system] get_char((0x55798e5fad60), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _272900)
   Call: (221) [system] peek_char((0x55798e5fad60), _273834)
   Exit: (221) [system] peek_char((0x55798e5fad60), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_278554, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_279486, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55798e5fad60), i)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _286836)
   Call: (222) [system] peek_char((0x55798e5fad60), _287770)
   Exit: (222) [system] peek_char((0x55798e5fad60), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_292490, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_293422, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55798e5fad60), o)
   Exit: (222) [system] get_char((0x55798e5fad60), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _300772)
   Call: (223) [system] peek_char((0x55798e5fad60), _301706)
   Exit: (223) [system] peek_char((0x55798e5fad60), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_306426, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_307358, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55798e5fad60), n)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _314708)
   Call: (224) [system] peek_char((0x55798e5fad60), _315642)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _314708=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (223) [system] _300772=[n]
   Exit: (223) [system] [n]=[n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (222) [system] _286836=[o, n]
   Exit: (222) [system] [o, n]=[o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (221) [system] _272900=[i, o, n]
   Exit: (221) [system] [i, o, n]=[i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (220) [system] _258964=[t, i, o, n]
   Exit: (220) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (219) [system] _245028=[a, t, i, o, n]
   Exit: (219) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (218) [system] _231092=[c, a, t, i, o, n]
   Exit: (218) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (217) [system] _217156=[i, c, a, t, i, o, n]
   Exit: (217) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (216) [system] _203220=[l, i, c, a, t, i, o, n]
   Exit: (216) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (215) [system] _189284=[p, l, i, c, a, t, i, o, n]
   Exit: (215) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (214) [system] _175348=[m, p, l, i, c, a, t, i, o, n]
   Exit: (214) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (213) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _141694)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_352892, _352894), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _141694), _352868, fail)), '$restore_trace'(_352892, _352894))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_352892, _352894))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _141694), _352868, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_141694)
   Fail: (214) [system] atomic(_141694)
   Call: (214) [system] atom_chars(_141694, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (214) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (213) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _362268)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _364126)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _371864)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _374568)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _389646)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _395216)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _397074)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _411228)
   Exit: (213) [system] get_char((0x55798e5fad60), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _395216)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _416798)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'O')
   Call: (215) [system] 'O'=(;)
   Fail: (215) [system] 'O'=(;)
^  Call: (215) [user] is_like_space('O')
   Call: (216) [system] char_type('O', 'white')
   Fail: (216) [system] char_type('O', 'white')
   Call: (216) [system] char_type('O', end_of_line)
   Fail: (216) [system] char_type('O', end_of_line)
   Call: (216) [system] char_type('O', space)
   Fail: (216) [system] char_type('O', space)
   Call: (216) [system] char_type('O', cntrl)
   Fail: (216) [system] char_type('O', cntrl)
^  Fail: (215) [user] is_like_space('O')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _430952)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'O')
   Call: (214) [system] 'O'=')'
   Fail: (214) [system] 'O'=')'
   Call: (214) [system] 'O'=end_of_file
   Fail: (214) [system] 'O'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _436522)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _438380)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'O')
   Call: (216) [system] 'O'=(;)
   Fail: (216) [system] 'O'=(;)
^  Call: (216) [user] is_like_space('O')
   Call: (217) [system] char_type('O', 'white')
   Fail: (217) [system] char_type('O', 'white')
   Call: (217) [system] char_type('O', end_of_line)
   Fail: (217) [system] char_type('O', end_of_line)
   Call: (217) [system] char_type('O', space)
   Fail: (217) [system] char_type('O', space)
   Call: (217) [system] char_type('O', cntrl)
   Fail: (217) [system] char_type('O', cntrl)
^  Fail: (216) [user] is_like_space('O')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _452534)
   Exit: (215) [system] get_char((0x55798e5fad60), 'O')
   Call: (215) [system] 'O'='('
   Fail: (215) [system] 'O'='('
   Call: (215) [system] 'O'='['
   Fail: (215) [system] 'O'='['
   Call: (215) [system] 'O'='{'
   Fail: (215) [system] 'O'='{'
   Call: (215) [system] 'O'='"'
   Fail: (215) [system] 'O'='"'
   Call: (215) [system] 'O'=!
   Fail: (215) [system] 'O'=!
   Call: (215) [system] 'O'='\''
   Fail: (215) [system] 'O'='\''
   Call: (215) [system] 'O'='`'
   Fail: (215) [system] 'O'='`'
   Call: (215) [system] 'O'=end_of_file
   Fail: (215) [system] 'O'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'O', _436522)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _470176)
   Call: (217) [system] peek_char((0x55798e5fad60), _471110)
   Exit: (217) [system] peek_char((0x55798e5fad60), r)
^  Call: (217) [user] is_delimiter(r)
   Call: (218) [system] char_type(r, space)
   Fail: (218) [system] char_type(r, space)
   Call: (218) [system] arg(_475830, v('(', ')', end_of_file), r)
   Fail: (218) [system] arg(_476762, v('(', ')', end_of_file), r)
^  Fail: (217) [user] is_delimiter(r)
   Call: (217) [system] ')'==r
   Fail: (217) [system] ')'==r
   Call: (217) [system] get_char((0x55798e5fad60), r)
   Exit: (217) [system] get_char((0x55798e5fad60), r)
   Call: (217) [system] r=(\)
   Fail: (217) [system] r=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _484112)
   Call: (218) [system] peek_char((0x55798e5fad60), _485046)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (218) [user] is_delimiter('L')
   Call: (219) [system] char_type('L', space)
   Fail: (219) [system] char_type('L', space)
   Call: (219) [system] arg(_489766, v('(', ')', end_of_file), 'L')
   Fail: (219) [system] arg(_490698, v('(', ')', end_of_file), 'L')
^  Fail: (218) [user] is_delimiter('L')
   Call: (218) [system] ')'=='L'
   Fail: (218) [system] ')'=='L'
   Call: (218) [system] get_char((0x55798e5fad60), 'L')
   Exit: (218) [system] get_char((0x55798e5fad60), 'L')
   Call: (218) [system] 'L'=(\)
   Fail: (218) [system] 'L'=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _498048)
   Call: (219) [system] peek_char((0x55798e5fad60), _498982)
   Exit: (219) [system] peek_char((0x55798e5fad60), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_503702, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_504634, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55798e5fad60), i)
   Exit: (219) [system] get_char((0x55798e5fad60), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _511984)
   Call: (220) [system] peek_char((0x55798e5fad60), _512918)
   Exit: (220) [system] peek_char((0x55798e5fad60), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_517638, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_518570, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55798e5fad60), n)
   Exit: (220) [system] get_char((0x55798e5fad60), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _525920)
   Call: (221) [system] peek_char((0x55798e5fad60), _526854)
   Exit: (221) [system] peek_char((0x55798e5fad60), k)
^  Call: (221) [user] is_delimiter(k)
   Call: (222) [system] char_type(k, space)
   Fail: (222) [system] char_type(k, space)
   Call: (222) [system] arg(_531574, v('(', ')', end_of_file), k)
   Fail: (222) [system] arg(_532506, v('(', ')', end_of_file), k)
^  Fail: (221) [user] is_delimiter(k)
   Call: (221) [system] ')'==k
   Fail: (221) [system] ')'==k
   Call: (221) [system] get_char((0x55798e5fad60), k)
   Exit: (221) [system] get_char((0x55798e5fad60), k)
   Call: (221) [system] k=(\)
   Fail: (221) [system] k=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _539856)
   Call: (222) [system] peek_char((0x55798e5fad60), _540790)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _539856=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (221) [system] _525920=[k]
   Exit: (221) [system] [k]=[k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (220) [system] _511984=[n, k]
   Exit: (220) [system] [n, k]=[n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (219) [system] _498048=[i, n, k]
   Exit: (219) [system] [i, n, k]=[i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (218) [system] _484112=['L', i, n, k]
   Exit: (218) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (217) [system] _470176=[r, 'L', i, n, k]
   Exit: (217) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (216) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _436522)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_564070, _564072), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _436522), _564046, fail)), '$restore_trace'(_564070, _564072))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_564070, _564072))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _436522), _564046, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_436522)
   Fail: (217) [system] atomic(_436522)
   Call: (217) [system] atom_chars(_436522, ['O', r, 'L', i, n, k])
   Exit: (217) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (216) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _573446)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _575304)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _583042)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _585746)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'C')
   Call: (217) [system] 'C'=(;)
   Fail: (217) [system] 'C'=(;)
^  Call: (217) [user] is_like_space('C')
   Call: (218) [system] char_type('C', 'white')
   Fail: (218) [system] char_type('C', 'white')
   Call: (218) [system] char_type('C', end_of_line)
   Fail: (218) [system] char_type('C', end_of_line)
   Call: (218) [system] char_type('C', space)
   Fail: (218) [system] char_type('C', space)
   Call: (218) [system] char_type('C', cntrl)
   Fail: (218) [system] char_type('C', cntrl)
^  Fail: (217) [user] is_like_space('C')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _600824)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'C')
   Call: (215) [system] 'C'=')'
   Fail: (215) [system] 'C'=')'
   Call: (215) [system] 'C'=end_of_file
   Fail: (215) [system] 'C'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _606394)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _608252)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'C')
   Call: (217) [system] 'C'=(;)
   Fail: (217) [system] 'C'=(;)
^  Call: (217) [user] is_like_space('C')
   Call: (218) [system] char_type('C', 'white')
   Fail: (218) [system] char_type('C', 'white')
   Call: (218) [system] char_type('C', end_of_line)
   Fail: (218) [system] char_type('C', end_of_line)
   Call: (218) [system] char_type('C', space)
   Fail: (218) [system] char_type('C', space)
   Call: (218) [system] char_type('C', cntrl)
   Fail: (218) [system] char_type('C', cntrl)
^  Fail: (217) [user] is_like_space('C')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _622406)
   Exit: (216) [system] get_char((0x55798e5fad60), 'C')
   Call: (216) [system] 'C'='('
   Fail: (216) [system] 'C'='('
   Call: (216) [system] 'C'='['
   Fail: (216) [system] 'C'='['
   Call: (216) [system] 'C'='{'
   Fail: (216) [system] 'C'='{'
   Call: (216) [system] 'C'='"'
   Fail: (216) [system] 'C'='"'
   Call: (216) [system] 'C'=!
   Fail: (216) [system] 'C'=!
   Call: (216) [system] 'C'='\''
   Fail: (216) [system] 'C'='\''
   Call: (216) [system] 'C'='`'
   Fail: (216) [system] 'C'='`'
   Call: (216) [system] 'C'=end_of_file
   Fail: (216) [system] 'C'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), 'C', _606394)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _640048)
   Call: (218) [system] peek_char((0x55798e5fad60), _640982)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _640048=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (217) [user] classify_and_convert_charseq('C', [], _606394)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_650292, _650294), once(user:catch(read_from_chars(['C'], _606394), _650268, fail)), '$restore_trace'(_650292, _650294))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_650292, _650294))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _606394), _650268, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_606394)
   Fail: (218) [system] atomic(_606394)
   Call: (218) [system] atom_chars(_606394, ['C'])
   Exit: (218) [system] atom_chars('C', ['C'])
^  Exit: (217) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _659668)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _661526)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _669264)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _671968)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'D')
   Call: (218) [system] 'D'=(;)
   Fail: (218) [system] 'D'=(;)
^  Call: (218) [user] is_like_space('D')
   Call: (219) [system] char_type('D', 'white')
   Fail: (219) [system] char_type('D', 'white')
   Call: (219) [system] char_type('D', end_of_line)
   Fail: (219) [system] char_type('D', end_of_line)
   Call: (219) [system] char_type('D', space)
   Fail: (219) [system] char_type('D', space)
   Call: (219) [system] char_type('D', cntrl)
   Fail: (219) [system] char_type('D', cntrl)
^  Fail: (218) [user] is_like_space('D')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _687046)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'D')
   Call: (216) [system] 'D'=')'
   Fail: (216) [system] 'D'=')'
   Call: (216) [system] 'D'=end_of_file
   Fail: (216) [system] 'D'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _692616)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _694474)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'D')
   Call: (218) [system] 'D'=(;)
   Fail: (218) [system] 'D'=(;)
^  Call: (218) [user] is_like_space('D')
   Call: (219) [system] char_type('D', 'white')
   Fail: (219) [system] char_type('D', 'white')
   Call: (219) [system] char_type('D', end_of_line)
   Fail: (219) [system] char_type('D', end_of_line)
   Call: (219) [system] char_type('D', space)
   Fail: (219) [system] char_type('D', space)
   Call: (219) [system] char_type('D', cntrl)
   Fail: (219) [system] char_type('D', cntrl)
^  Fail: (218) [user] is_like_space('D')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _708628)
   Exit: (217) [system] get_char((0x55798e5fad60), 'D')
   Call: (217) [system] 'D'='('
   Fail: (217) [system] 'D'='('
   Call: (217) [system] 'D'='['
   Fail: (217) [system] 'D'='['
   Call: (217) [system] 'D'='{'
   Fail: (217) [system] 'D'='{'
   Call: (217) [system] 'D'='"'
   Fail: (217) [system] 'D'='"'
   Call: (217) [system] 'D'=!
   Fail: (217) [system] 'D'=!
   Call: (217) [system] 'D'='\''
   Fail: (217) [system] 'D'='\''
   Call: (217) [system] 'D'='`'
   Fail: (217) [system] 'D'='`'
   Call: (217) [system] 'D'=end_of_file
   Fail: (217) [system] 'D'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'D', _692616)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _726270)
   Call: (219) [system] peek_char((0x55798e5fad60), _727204)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
^  Call: (219) [user] is_delimiter(')')
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] arg(_731924, v('(', ')', end_of_file), ')')
   Exit: (220) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (219) [user] is_delimiter(')')
   Call: (219) [system] _726270=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (218) [user] classify_and_convert_charseq('D', [], _692616)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_738386, _738388), once(user:catch(read_from_chars(['D'], _692616), _738362, fail)), '$restore_trace'(_738386, _738388))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_738386, _738388))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _692616), _738362, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_692616)
   Fail: (219) [system] atomic(_692616)
   Call: (219) [system] atom_chars(_692616, ['D'])
   Exit: (219) [system] atom_chars('D', ['D'])
^  Exit: (218) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _747762)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _749620)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _763774)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55798e5fad60), _767564)
   Exit: (217) [system] get_char((0x55798e5fad60), ')')
   Call: (217) [system] _747762=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [])
   Call: (216) [system] _659668=['D']
   Exit: (216) [system] ['D']=['D']
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (215) [system] _573446=['C', 'D']
   Exit: (215) [system] ['C', 'D']=['C', 'D']
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (214) [system] _395216=['OrLink', 'C', 'D']
   Exit: (214) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _781446)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _783304)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _791042)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _793746)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'E')
   Call: (215) [system] 'E'=(;)
   Fail: (215) [system] 'E'=(;)
^  Call: (215) [user] is_like_space('E')
   Call: (216) [system] char_type('E', 'white')
   Fail: (216) [system] char_type('E', 'white')
   Call: (216) [system] char_type('E', end_of_line)
   Fail: (216) [system] char_type('E', end_of_line)
   Call: (216) [system] char_type('E', space)
   Fail: (216) [system] char_type('E', space)
   Call: (216) [system] char_type('E', cntrl)
   Fail: (216) [system] char_type('E', cntrl)
^  Fail: (215) [user] is_like_space('E')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _808824)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'E')
   Call: (213) [system] 'E'=')'
   Fail: (213) [system] 'E'=')'
   Call: (213) [system] 'E'=end_of_file
   Fail: (213) [system] 'E'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _814394)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _816252)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'E')
   Call: (215) [system] 'E'=(;)
   Fail: (215) [system] 'E'=(;)
^  Call: (215) [user] is_like_space('E')
   Call: (216) [system] char_type('E', 'white')
   Fail: (216) [system] char_type('E', 'white')
   Call: (216) [system] char_type('E', end_of_line)
   Fail: (216) [system] char_type('E', end_of_line)
   Call: (216) [system] char_type('E', space)
   Fail: (216) [system] char_type('E', space)
   Call: (216) [system] char_type('E', cntrl)
   Fail: (216) [system] char_type('E', cntrl)
^  Fail: (215) [user] is_like_space('E')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _830406)
   Exit: (214) [system] get_char((0x55798e5fad60), 'E')
   Call: (214) [system] 'E'='('
   Fail: (214) [system] 'E'='('
   Call: (214) [system] 'E'='['
   Fail: (214) [system] 'E'='['
   Call: (214) [system] 'E'='{'
   Fail: (214) [system] 'E'='{'
   Call: (214) [system] 'E'='"'
   Fail: (214) [system] 'E'='"'
   Call: (214) [system] 'E'=!
   Fail: (214) [system] 'E'=!
   Call: (214) [system] 'E'='\''
   Fail: (214) [system] 'E'='\''
   Call: (214) [system] 'E'='`'
   Fail: (214) [system] 'E'='`'
   Call: (214) [system] 'E'=end_of_file
   Fail: (214) [system] 'E'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'E', _814394)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _848048)
   Call: (216) [system] peek_char((0x55798e5fad60), _848982)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_853702, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _848048=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (215) [user] classify_and_convert_charseq('E', [], _814394)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_860164, _860166), once(user:catch(read_from_chars(['E'], _814394), _860140, fail)), '$restore_trace'(_860164, _860166))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_860164, _860166))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _814394), _860140, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_814394)
   Fail: (216) [system] atomic(_814394)
   Call: (216) [system] atom_chars(_814394, ['E'])
   Exit: (216) [system] atom_chars('E', ['E'])
^  Exit: (215) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _869540)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _871398)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _885552)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55798e5fad60), _889342)
   Exit: (214) [system] get_char((0x55798e5fad60), ')')
   Call: (214) [system] _869540=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [])
   Call: (213) [system] _781446=['E']
   Exit: (213) [system] ['E']=['E']
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (212) [system] _362268=[['OrLink', 'C', 'D'], 'E']
   Exit: (212) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (211) [system] _100388=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (211) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _903224)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _905082)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _919236)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55798e5fad60), _923026)
   Exit: (210) [system] get_char((0x55798e5fad60), ')')
   Call: (210) [system] _903224=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [])
   Call: (209) [system] _67440=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (209) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (208) [system] _3928=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (208) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (207) [system] _3920=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (207) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _936908)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _938766)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
   Call: (207) [system] ')'=(;)
   Fail: (207) [system] ')'=(;)
^  Call: (207) [user] is_like_space(')')
   Call: (208) [system] char_type(')', 'white')
   Fail: (208) [system] char_type(')', 'white')
   Call: (208) [system] char_type(')', end_of_line)
   Fail: (208) [system] char_type(')', end_of_line)
   Call: (208) [system] char_type(')', space)
   Fail: (208) [system] char_type(')', space)
   Call: (208) [system] char_type(')', cntrl)
   Fail: (208) [system] char_type(')', cntrl)
^  Fail: (207) [user] is_like_space(')')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _952920)
   Exit: (206) [system] peek_char((0x55798e5fad60), ')')
   Call: (206) [system] ')'=')'
   Exit: (206) [system] ')'=')'
   Call: (206) [system] get_char((0x55798e5fad60), _956710)
   Exit: (206) [system] get_char((0x55798e5fad60), ')')
   Call: (206) [system] _936908=[]
   Exit: (206) [system] []=[]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [])
   Call: (205) [system] _3916=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (205) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (204) [system] _3892=[['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (204) [system] [['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (203) [system] _3884=[:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (203) [system] [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (202) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (201) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, cde], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (201) [user] read_list(')', (0x55798e5fad60), _970592)
^  Call: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _972450)
   Exit: (203) [system] peek_char((0x55798e5fad60), '\n')
   Call: (203) [system] '\n'=(;)
   Fail: (203) [system] '\n'=(;)
^  Call: (203) [user] is_like_space('\n')
   Call: (204) [system] char_type('\n', 'white')
   Fail: (204) [system] char_type('\n', 'white')
   Call: (204) [system] char_type('\n', end_of_line)
   Exit: (204) [system] char_type('\n', end_of_line)
^  Exit: (203) [user] is_like_space('\n')
   Call: (203) [system] get_char((0x55798e5fad60), _982044)
   Exit: (203) [system] get_char((0x55798e5fad60), '\n')
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _984748)
   Exit: (204) [system] peek_char((0x55798e5fad60), ' ')
   Call: (204) [system] ' '=(;)
   Fail: (204) [system] ' '=(;)
^  Call: (204) [user] is_like_space(' ')
   Call: (205) [system] char_type(' ', 'white')
   Exit: (205) [system] char_type(' ', 'white')
^  Exit: (204) [user] is_like_space(' ')
   Call: (204) [system] get_char((0x55798e5fad60), _992486)
   Exit: (204) [system] get_char((0x55798e5fad60), ' ')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _995190)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
^  Exit: (202) [user] skip_spaces((0x55798e5fad60))
   Call: (202) [system] peek_char((0x55798e5fad60), _1011192)
   Exit: (202) [system] peek_char((0x55798e5fad60), '(')
   Call: (202) [system] '('=')'
   Fail: (202) [system] '('=')'
   Call: (202) [system] '('=end_of_file
   Fail: (202) [system] '('=end_of_file
^  Call: (202) [user] cont_sexpr(')', (0x55798e5fad60), _1016762)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1018620)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=(;)
   Fail: (204) [system] '('=(;)
^  Call: (204) [user] is_like_space('(')
   Call: (205) [system] char_type('(', 'white')
   Fail: (205) [system] char_type('(', 'white')
   Call: (205) [system] char_type('(', end_of_line)
   Fail: (205) [system] char_type('(', end_of_line)
   Call: (205) [system] char_type('(', space)
   Fail: (205) [system] char_type('(', space)
   Call: (205) [system] char_type('(', cntrl)
   Fail: (205) [system] char_type('(', cntrl)
^  Fail: (204) [user] is_like_space('(')
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] get_char((0x55798e5fad60), _1032774)
   Exit: (203) [system] get_char((0x55798e5fad60), '(')
   Call: (203) [system] '('='('
   Exit: (203) [system] '('='('
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _1016762)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1038344)
   Exit: (205) [system] peek_char((0x55798e5fad60), :)
   Call: (205) [system] (:)=(;)
   Fail: (205) [system] (:)=(;)
^  Call: (205) [user] is_like_space(:)
   Call: (206) [system] char_type(:, 'white')
   Fail: (206) [system] char_type(:, 'white')
   Call: (206) [system] char_type(:, end_of_line)
   Fail: (206) [system] char_type(:, end_of_line)
   Call: (206) [system] char_type(:, space)
   Fail: (206) [system] char_type(:, space)
   Call: (206) [system] char_type(:, cntrl)
   Fail: (206) [system] char_type(:, cntrl)
^  Fail: (205) [user] is_like_space(:)
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1052498)
   Exit: (204) [system] peek_char((0x55798e5fad60), :)
   Call: (204) [system] (:)=')'
   Fail: (204) [system] (:)=')'
   Call: (204) [system] (:)=end_of_file
   Fail: (204) [system] (:)=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _1058068)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1059926)
   Exit: (206) [system] peek_char((0x55798e5fad60), :)
   Call: (206) [system] (:)=(;)
   Fail: (206) [system] (:)=(;)
^  Call: (206) [user] is_like_space(:)
   Call: (207) [system] char_type(:, 'white')
   Fail: (207) [system] char_type(:, 'white')
   Call: (207) [system] char_type(:, end_of_line)
   Fail: (207) [system] char_type(:, end_of_line)
   Call: (207) [system] char_type(:, space)
   Fail: (207) [system] char_type(:, space)
   Call: (207) [system] char_type(:, cntrl)
   Fail: (207) [system] char_type(:, cntrl)
^  Fail: (206) [user] is_like_space(:)
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _1074080)
   Exit: (205) [system] get_char((0x55798e5fad60), :)
   Call: (205) [system] (:)='('
   Fail: (205) [system] (:)='('
   Call: (205) [system] (:)='['
   Fail: (205) [system] (:)='['
   Call: (205) [system] (:)='{'
   Fail: (205) [system] (:)='{'
   Call: (205) [system] (:)='"'
   Fail: (205) [system] (:)='"'
   Call: (205) [system] (:)=!
   Fail: (205) [system] (:)=!
   Call: (205) [system] (:)='\''
   Fail: (205) [system] (:)='\''
   Call: (205) [system] (:)='`'
   Fail: (205) [system] (:)='`'
   Call: (205) [system] (:)=end_of_file
   Fail: (205) [system] (:)=end_of_file
^  Call: (205) [user] read_symbolic(')', (0x55798e5fad60), :, _1058068)
^  Call: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), _1091722)
   Call: (207) [system] peek_char((0x55798e5fad60), _1092656)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (207) [user] is_delimiter(' ')
   Call: (208) [system] char_type(' ', space)
   Exit: (208) [system] char_type(' ', space)
^  Exit: (207) [user] is_delimiter(' ')
   Call: (207) [system] _1091722=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (206) [user] classify_and_convert_charseq(:, [], _1058068)
^  Call: (208) [system] setup_call_cleanup('$notrace'(_1101966, _1101968), once(user:catch(read_from_chars([:], _1058068), _1101942, fail)), '$restore_trace'(_1101966, _1101968))
^  Call: (209) [system] sig_atomic(system:'$notrace'(_1101966, _1101968))
^  Exit: (208) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1101942, fail)), system:'$restore_trace'(3, -1))
   Call: (207) [system] atomic(:)
   Exit: (207) [system] atomic(:)
^  Exit: (206) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (205) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _1109466)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1111324)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _1119062)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1121766)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1136844)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _1142414)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1144272)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _1158426)
   Exit: (206) [system] get_char((0x55798e5fad60), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1142414)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1163996)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'D')
   Call: (208) [system] 'D'=(;)
   Fail: (208) [system] 'D'=(;)
^  Call: (208) [user] is_like_space('D')
   Call: (209) [system] char_type('D', 'white')
   Fail: (209) [system] char_type('D', 'white')
   Call: (209) [system] char_type('D', end_of_line)
   Fail: (209) [system] char_type('D', end_of_line)
   Call: (209) [system] char_type('D', space)
   Fail: (209) [system] char_type('D', space)
   Call: (209) [system] char_type('D', cntrl)
   Fail: (209) [system] char_type('D', cntrl)
^  Fail: (208) [user] is_like_space('D')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1178150)
   Exit: (207) [system] peek_char((0x55798e5fad60), 'D')
   Call: (207) [system] 'D'=')'
   Fail: (207) [system] 'D'=')'
   Call: (207) [system] 'D'=end_of_file
   Fail: (207) [system] 'D'=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _1183720)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1185578)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'D')
   Call: (209) [system] 'D'=(;)
   Fail: (209) [system] 'D'=(;)
^  Call: (209) [user] is_like_space('D')
   Call: (210) [system] char_type('D', 'white')
   Fail: (210) [system] char_type('D', 'white')
   Call: (210) [system] char_type('D', end_of_line)
   Fail: (210) [system] char_type('D', end_of_line)
   Call: (210) [system] char_type('D', space)
   Fail: (210) [system] char_type('D', space)
   Call: (210) [system] char_type('D', cntrl)
   Fail: (210) [system] char_type('D', cntrl)
^  Fail: (209) [user] is_like_space('D')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _1199732)
   Exit: (208) [system] get_char((0x55798e5fad60), 'D')
   Call: (208) [system] 'D'='('
   Fail: (208) [system] 'D'='('
   Call: (208) [system] 'D'='['
   Fail: (208) [system] 'D'='['
   Call: (208) [system] 'D'='{'
   Fail: (208) [system] 'D'='{'
   Call: (208) [system] 'D'='"'
   Fail: (208) [system] 'D'='"'
   Call: (208) [system] 'D'=!
   Fail: (208) [system] 'D'=!
   Call: (208) [system] 'D'='\''
   Fail: (208) [system] 'D'='\''
   Call: (208) [system] 'D'='`'
   Fail: (208) [system] 'D'='`'
   Call: (208) [system] 'D'=end_of_file
   Fail: (208) [system] 'D'=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1183720)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1217374)
   Call: (210) [system] peek_char((0x55798e5fad60), _1218308)
   Exit: (210) [system] peek_char((0x55798e5fad60), i)
^  Call: (210) [user] is_delimiter(i)
   Call: (211) [system] char_type(i, space)
   Fail: (211) [system] char_type(i, space)
   Call: (211) [system] arg(_1223028, v('(', ')', end_of_file), i)
   Fail: (211) [system] arg(_1223960, v('(', ')', end_of_file), i)
^  Fail: (210) [user] is_delimiter(i)
   Call: (210) [system] ')'==i
   Fail: (210) [system] ')'==i
   Call: (210) [system] get_char((0x55798e5fad60), i)
   Exit: (210) [system] get_char((0x55798e5fad60), i)
   Call: (210) [system] i=(\)
   Fail: (210) [system] i=(\)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1231310)
   Call: (211) [system] peek_char((0x55798e5fad60), _1232244)
   Exit: (211) [system] peek_char((0x55798e5fad60), s)
^  Call: (211) [user] is_delimiter(s)
   Call: (212) [system] char_type(s, space)
   Fail: (212) [system] char_type(s, space)
   Call: (212) [system] arg(_1236964, v('(', ')', end_of_file), s)
   Fail: (212) [system] arg(_1237896, v('(', ')', end_of_file), s)
^  Fail: (211) [user] is_delimiter(s)
   Call: (211) [system] ')'==s
   Fail: (211) [system] ')'==s
   Call: (211) [system] get_char((0x55798e5fad60), s)
   Exit: (211) [system] get_char((0x55798e5fad60), s)
   Call: (211) [system] s=(\)
   Fail: (211) [system] s=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1245246)
   Call: (212) [system] peek_char((0x55798e5fad60), _1246180)
   Exit: (212) [system] peek_char((0x55798e5fad60), j)
^  Call: (212) [user] is_delimiter(j)
   Call: (213) [system] char_type(j, space)
   Fail: (213) [system] char_type(j, space)
   Call: (213) [system] arg(_1250900, v('(', ')', end_of_file), j)
   Fail: (213) [system] arg(_1251832, v('(', ')', end_of_file), j)
^  Fail: (212) [user] is_delimiter(j)
   Call: (212) [system] ')'==j
   Fail: (212) [system] ')'==j
   Call: (212) [system] get_char((0x55798e5fad60), j)
   Exit: (212) [system] get_char((0x55798e5fad60), j)
   Call: (212) [system] j=(\)
   Fail: (212) [system] j=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1259182)
   Call: (213) [system] peek_char((0x55798e5fad60), _1260116)
   Exit: (213) [system] peek_char((0x55798e5fad60), u)
^  Call: (213) [user] is_delimiter(u)
   Call: (214) [system] char_type(u, space)
   Fail: (214) [system] char_type(u, space)
   Call: (214) [system] arg(_1264836, v('(', ')', end_of_file), u)
   Fail: (214) [system] arg(_1265768, v('(', ')', end_of_file), u)
^  Fail: (213) [user] is_delimiter(u)
   Call: (213) [system] ')'==u
   Fail: (213) [system] ')'==u
   Call: (213) [system] get_char((0x55798e5fad60), u)
   Exit: (213) [system] get_char((0x55798e5fad60), u)
   Call: (213) [system] u=(\)
   Fail: (213) [system] u=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1273118)
   Call: (214) [system] peek_char((0x55798e5fad60), _1274052)
   Exit: (214) [system] peek_char((0x55798e5fad60), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1278772, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1279704, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55798e5fad60), n)
   Exit: (214) [system] get_char((0x55798e5fad60), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1287054)
   Call: (215) [system] peek_char((0x55798e5fad60), _1287988)
   Exit: (215) [system] peek_char((0x55798e5fad60), c)
^  Call: (215) [user] is_delimiter(c)
   Call: (216) [system] char_type(c, space)
   Fail: (216) [system] char_type(c, space)
   Call: (216) [system] arg(_1292708, v('(', ')', end_of_file), c)
   Fail: (216) [system] arg(_1293640, v('(', ')', end_of_file), c)
^  Fail: (215) [user] is_delimiter(c)
   Call: (215) [system] ')'==c
   Fail: (215) [system] ')'==c
   Call: (215) [system] get_char((0x55798e5fad60), c)
   Exit: (215) [system] get_char((0x55798e5fad60), c)
   Call: (215) [system] c=(\)
   Fail: (215) [system] c=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1300990)
   Call: (216) [system] peek_char((0x55798e5fad60), _1301924)
   Exit: (216) [system] peek_char((0x55798e5fad60), t)
^  Call: (216) [user] is_delimiter(t)
   Call: (217) [system] char_type(t, space)
   Fail: (217) [system] char_type(t, space)
   Call: (217) [system] arg(_1306644, v('(', ')', end_of_file), t)
   Fail: (217) [system] arg(_1307576, v('(', ')', end_of_file), t)
^  Fail: (216) [user] is_delimiter(t)
   Call: (216) [system] ')'==t
   Fail: (216) [system] ')'==t
   Call: (216) [system] get_char((0x55798e5fad60), t)
   Exit: (216) [system] get_char((0x55798e5fad60), t)
   Call: (216) [system] t=(\)
   Fail: (216) [system] t=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1314926)
   Call: (217) [system] peek_char((0x55798e5fad60), _1315860)
   Exit: (217) [system] peek_char((0x55798e5fad60), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_1320580, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_1321512, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55798e5fad60), i)
   Exit: (217) [system] get_char((0x55798e5fad60), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1328862)
   Call: (218) [system] peek_char((0x55798e5fad60), _1329796)
   Exit: (218) [system] peek_char((0x55798e5fad60), o)
^  Call: (218) [user] is_delimiter(o)
   Call: (219) [system] char_type(o, space)
   Fail: (219) [system] char_type(o, space)
   Call: (219) [system] arg(_1334516, v('(', ')', end_of_file), o)
   Fail: (219) [system] arg(_1335448, v('(', ')', end_of_file), o)
^  Fail: (218) [user] is_delimiter(o)
   Call: (218) [system] ')'==o
   Fail: (218) [system] ')'==o
   Call: (218) [system] get_char((0x55798e5fad60), o)
   Exit: (218) [system] get_char((0x55798e5fad60), o)
   Call: (218) [system] o=(\)
   Fail: (218) [system] o=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1342798)
   Call: (219) [system] peek_char((0x55798e5fad60), _1343732)
   Exit: (219) [system] peek_char((0x55798e5fad60), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1348452, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1349384, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55798e5fad60), n)
   Exit: (219) [system] get_char((0x55798e5fad60), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1356734)
   Call: (220) [system] peek_char((0x55798e5fad60), _1357668)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (220) [user] is_delimiter('I')
   Call: (221) [system] char_type('I', space)
   Fail: (221) [system] char_type('I', space)
   Call: (221) [system] arg(_1362388, v('(', ')', end_of_file), 'I')
   Fail: (221) [system] arg(_1363320, v('(', ')', end_of_file), 'I')
^  Fail: (220) [user] is_delimiter('I')
   Call: (220) [system] ')'=='I'
   Fail: (220) [system] ')'=='I'
   Call: (220) [system] get_char((0x55798e5fad60), 'I')
   Exit: (220) [system] get_char((0x55798e5fad60), 'I')
   Call: (220) [system] 'I'=(\)
   Fail: (220) [system] 'I'=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1370670)
   Call: (221) [system] peek_char((0x55798e5fad60), _1371604)
   Exit: (221) [system] peek_char((0x55798e5fad60), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1376324, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1377256, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55798e5fad60), n)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1384606)
   Call: (222) [system] peek_char((0x55798e5fad60), _1385540)
   Exit: (222) [system] peek_char((0x55798e5fad60), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_1390260, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_1391192, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55798e5fad60), t)
   Exit: (222) [system] get_char((0x55798e5fad60), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1398542)
   Call: (223) [system] peek_char((0x55798e5fad60), _1399476)
   Exit: (223) [system] peek_char((0x55798e5fad60), r)
^  Call: (223) [user] is_delimiter(r)
   Call: (224) [system] char_type(r, space)
   Fail: (224) [system] char_type(r, space)
   Call: (224) [system] arg(_1404196, v('(', ')', end_of_file), r)
   Fail: (224) [system] arg(_1405128, v('(', ')', end_of_file), r)
^  Fail: (223) [user] is_delimiter(r)
   Call: (223) [system] ')'==r
   Fail: (223) [system] ')'==r
   Call: (223) [system] get_char((0x55798e5fad60), r)
   Exit: (223) [system] get_char((0x55798e5fad60), r)
   Call: (223) [system] r=(\)
   Fail: (223) [system] r=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1412478)
   Call: (224) [system] peek_char((0x55798e5fad60), _1413412)
   Exit: (224) [system] peek_char((0x55798e5fad60), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_1418132, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_1419064, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55798e5fad60), o)
   Exit: (224) [system] get_char((0x55798e5fad60), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1426414)
   Call: (225) [system] peek_char((0x55798e5fad60), _1427348)
   Exit: (225) [system] peek_char((0x55798e5fad60), d)
^  Call: (225) [user] is_delimiter(d)
   Call: (226) [system] char_type(d, space)
   Fail: (226) [system] char_type(d, space)
   Call: (226) [system] arg(_1432068, v('(', ')', end_of_file), d)
   Fail: (226) [system] arg(_1433000, v('(', ')', end_of_file), d)
^  Fail: (225) [user] is_delimiter(d)
   Call: (225) [system] ')'==d
   Fail: (225) [system] ')'==d
   Call: (225) [system] get_char((0x55798e5fad60), d)
   Exit: (225) [system] get_char((0x55798e5fad60), d)
   Call: (225) [system] d=(\)
   Fail: (225) [system] d=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1440350)
   Call: (226) [system] peek_char((0x55798e5fad60), _1441284)
   Exit: (226) [system] peek_char((0x55798e5fad60), u)
^  Call: (226) [user] is_delimiter(u)
   Call: (227) [system] char_type(u, space)
   Fail: (227) [system] char_type(u, space)
   Call: (227) [system] arg(_1446004, v('(', ')', end_of_file), u)
   Fail: (227) [system] arg(_1446936, v('(', ')', end_of_file), u)
^  Fail: (226) [user] is_delimiter(u)
   Call: (226) [system] ')'==u
   Fail: (226) [system] ')'==u
   Call: (226) [system] get_char((0x55798e5fad60), u)
   Exit: (226) [system] get_char((0x55798e5fad60), u)
   Call: (226) [system] u=(\)
   Fail: (226) [system] u=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1454286)
   Call: (227) [system] peek_char((0x55798e5fad60), _1455220)
   Exit: (227) [system] peek_char((0x55798e5fad60), c)
^  Call: (227) [user] is_delimiter(c)
   Call: (228) [system] char_type(c, space)
   Fail: (228) [system] char_type(c, space)
   Call: (228) [system] arg(_1459940, v('(', ')', end_of_file), c)
   Fail: (228) [system] arg(_1460872, v('(', ')', end_of_file), c)
^  Fail: (227) [user] is_delimiter(c)
   Call: (227) [system] ')'==c
   Fail: (227) [system] ')'==c
   Call: (227) [system] get_char((0x55798e5fad60), c)
   Exit: (227) [system] get_char((0x55798e5fad60), c)
   Call: (227) [system] c=(\)
   Fail: (227) [system] c=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1468222)
   Call: (228) [system] peek_char((0x55798e5fad60), _1469156)
   Exit: (228) [system] peek_char((0x55798e5fad60), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_1473876, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_1474808, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55798e5fad60), t)
   Exit: (228) [system] get_char((0x55798e5fad60), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1482158)
   Call: (229) [system] peek_char((0x55798e5fad60), _1483092)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1487812, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1488744, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1496094)
   Call: (230) [system] peek_char((0x55798e5fad60), _1497028)
   Exit: (230) [system] peek_char((0x55798e5fad60), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_1501748, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_1502680, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55798e5fad60), o)
   Exit: (230) [system] get_char((0x55798e5fad60), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1510030)
   Call: (231) [system] peek_char((0x55798e5fad60), _1510964)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1515684, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1516616, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1523966)
   Call: (232) [system] peek_char((0x55798e5fad60), _1524900)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _1523966=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (231) [system] _1510030=[n]
   Exit: (231) [system] [n]=[n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (230) [system] _1496094=[o, n]
   Exit: (230) [system] [o, n]=[o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (229) [system] _1482158=[i, o, n]
   Exit: (229) [system] [i, o, n]=[i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (228) [system] _1468222=[t, i, o, n]
   Exit: (228) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (227) [system] _1454286=[c, t, i, o, n]
   Exit: (227) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (226) [system] _1440350=[u, c, t, i, o, n]
   Exit: (226) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (225) [system] _1426414=[d, u, c, t, i, o, n]
   Exit: (225) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (224) [system] _1412478=[o, d, u, c, t, i, o, n]
   Exit: (224) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (223) [system] _1398542=[r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1384606=[t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1370670=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1356734=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1342798=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1328862=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1314926=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1300990=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1287054=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1273118=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1259182=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1245246=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1231310=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (210) [system] _1217374=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (210) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (209) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1183720)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1595678, _1595680), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1183720), _1595654, fail)), '$restore_trace'(_1595678, _1595680))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1595678, _1595680))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1183720), _1595654, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(_1183720)
   Fail: (210) [system] atomic(_1183720)
   Call: (210) [system] atom_chars(_1183720, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (210) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (209) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (208) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1605054)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1606912)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _1614650)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1617354)
   Exit: (210) [system] peek_char((0x55798e5fad60), a)
   Call: (210) [system] a=(;)
   Fail: (210) [system] a=(;)
^  Call: (210) [user] is_like_space(a)
   Call: (211) [system] char_type(a, 'white')
   Fail: (211) [system] char_type(a, 'white')
   Call: (211) [system] char_type(a, end_of_line)
   Fail: (211) [system] char_type(a, end_of_line)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] char_type(a, cntrl)
   Fail: (211) [system] char_type(a, cntrl)
^  Fail: (210) [user] is_like_space(a)
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1632432)
   Exit: (208) [system] peek_char((0x55798e5fad60), a)
   Call: (208) [system] a=')'
   Fail: (208) [system] a=')'
   Call: (208) [system] a=end_of_file
   Fail: (208) [system] a=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _1638002)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1639860)
   Exit: (210) [system] peek_char((0x55798e5fad60), a)
   Call: (210) [system] a=(;)
   Fail: (210) [system] a=(;)
^  Call: (210) [user] is_like_space(a)
   Call: (211) [system] char_type(a, 'white')
   Fail: (211) [system] char_type(a, 'white')
   Call: (211) [system] char_type(a, end_of_line)
   Fail: (211) [system] char_type(a, end_of_line)
   Call: (211) [system] char_type(a, space)
   Fail: (211) [system] char_type(a, space)
   Call: (211) [system] char_type(a, cntrl)
   Fail: (211) [system] char_type(a, cntrl)
^  Fail: (210) [user] is_like_space(a)
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _1654014)
   Exit: (209) [system] get_char((0x55798e5fad60), a)
   Call: (209) [system] a='('
   Fail: (209) [system] a='('
   Call: (209) [system] a='['
   Fail: (209) [system] a='['
   Call: (209) [system] a='{'
   Fail: (209) [system] a='{'
   Call: (209) [system] a='"'
   Fail: (209) [system] a='"'
   Call: (209) [system] a=!
   Fail: (209) [system] a=!
   Call: (209) [system] a='\''
   Fail: (209) [system] a='\''
   Call: (209) [system] a='`'
   Fail: (209) [system] a='`'
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), a, _1638002)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1671656)
   Call: (211) [system] peek_char((0x55798e5fad60), _1672590)
   Exit: (211) [system] peek_char((0x55798e5fad60), b)
^  Call: (211) [user] is_delimiter(b)
   Call: (212) [system] char_type(b, space)
   Fail: (212) [system] char_type(b, space)
   Call: (212) [system] arg(_1677310, v('(', ')', end_of_file), b)
   Fail: (212) [system] arg(_1678242, v('(', ')', end_of_file), b)
^  Fail: (211) [user] is_delimiter(b)
   Call: (211) [system] ')'==b
   Fail: (211) [system] ')'==b
   Call: (211) [system] get_char((0x55798e5fad60), b)
   Exit: (211) [system] get_char((0x55798e5fad60), b)
   Call: (211) [system] b=(\)
   Fail: (211) [system] b=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1685592)
   Call: (212) [system] peek_char((0x55798e5fad60), _1686526)
   Exit: (212) [system] peek_char((0x55798e5fad60), c)
^  Call: (212) [user] is_delimiter(c)
   Call: (213) [system] char_type(c, space)
   Fail: (213) [system] char_type(c, space)
   Call: (213) [system] arg(_1691246, v('(', ')', end_of_file), c)
   Fail: (213) [system] arg(_1692178, v('(', ')', end_of_file), c)
^  Fail: (212) [user] is_delimiter(c)
   Call: (212) [system] ')'==c
   Fail: (212) [system] ')'==c
   Call: (212) [system] get_char((0x55798e5fad60), c)
   Exit: (212) [system] get_char((0x55798e5fad60), c)
   Call: (212) [system] c=(\)
   Fail: (212) [system] c=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1699528)
   Call: (213) [system] peek_char((0x55798e5fad60), _1700462)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _1699528=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (212) [system] _1685592=[c]
   Exit: (212) [system] [c]=[c]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (211) [system] _1671656=[b, c]
   Exit: (211) [system] [b, c]=[b, c]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (210) [user] classify_and_convert_charseq(a, [b, c], _1638002)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1715360, _1715362), once(user:catch(read_from_chars([a, b, c], _1638002), _1715336, fail)), '$restore_trace'(_1715360, _1715362))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1715360, _1715362))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1715336, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(abc)
   Exit: (211) [system] atomic(abc)
^  Exit: (210) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1722860)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1724718)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _1732456)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1735160)
   Exit: (211) [system] peek_char((0x55798e5fad60), a)
   Call: (211) [system] a=(;)
   Fail: (211) [system] a=(;)
^  Call: (211) [user] is_like_space(a)
   Call: (212) [system] char_type(a, 'white')
   Fail: (212) [system] char_type(a, 'white')
   Call: (212) [system] char_type(a, end_of_line)
   Fail: (212) [system] char_type(a, end_of_line)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] char_type(a, cntrl)
   Fail: (212) [system] char_type(a, cntrl)
^  Fail: (211) [user] is_like_space(a)
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1750238)
   Exit: (209) [system] peek_char((0x55798e5fad60), a)
   Call: (209) [system] a=')'
   Fail: (209) [system] a=')'
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1755808)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1757666)
   Exit: (211) [system] peek_char((0x55798e5fad60), a)
   Call: (211) [system] a=(;)
   Fail: (211) [system] a=(;)
^  Call: (211) [user] is_like_space(a)
   Call: (212) [system] char_type(a, 'white')
   Fail: (212) [system] char_type(a, 'white')
   Call: (212) [system] char_type(a, end_of_line)
   Fail: (212) [system] char_type(a, end_of_line)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] char_type(a, cntrl)
   Fail: (212) [system] char_type(a, cntrl)
^  Fail: (211) [user] is_like_space(a)
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1771820)
   Exit: (210) [system] get_char((0x55798e5fad60), a)
   Call: (210) [system] a='('
   Fail: (210) [system] a='('
   Call: (210) [system] a='['
   Fail: (210) [system] a='['
   Call: (210) [system] a='{'
   Fail: (210) [system] a='{'
   Call: (210) [system] a='"'
   Fail: (210) [system] a='"'
   Call: (210) [system] a=!
   Fail: (210) [system] a=!
   Call: (210) [system] a='\''
   Fail: (210) [system] a='\''
   Call: (210) [system] a='`'
   Fail: (210) [system] a='`'
   Call: (210) [system] a=end_of_file
   Fail: (210) [system] a=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), a, _1755808)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1789462)
   Call: (212) [system] peek_char((0x55798e5fad60), _1790396)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
^  Call: (212) [user] is_delimiter(')')
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] arg(_1795116, v('(', ')', end_of_file), ')')
   Exit: (213) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (212) [user] is_delimiter(')')
   Call: (212) [system] _1789462=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (211) [user] classify_and_convert_charseq(a, [], _1755808)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1801578, _1801580), once(user:catch(read_from_chars([a], _1755808), _1801554, fail)), '$restore_trace'(_1801578, _1801580))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1801578, _1801580))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1801554, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(a)
   Exit: (212) [system] atomic(a)
^  Exit: (211) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1809078)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1810936)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1825090)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55798e5fad60), _1828880)
   Exit: (210) [system] get_char((0x55798e5fad60), ')')
   Call: (210) [system] _1809078=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [])
   Call: (209) [system] _1722860=[a]
   Exit: (209) [system] [a]=[a]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (208) [system] _1605054=[abc, a]
   Exit: (208) [system] [abc, a]=[abc, a]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [abc, a])
   Call: (207) [system] _1142414=['DisjunctionIntroduction', abc, a]
   Exit: (207) [system] ['DisjunctionIntroduction', abc, a]=['DisjunctionIntroduction', abc, a]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, a])
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, a])
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _1842762)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1844620)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _1852358)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1855062)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1870140)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _1875710)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1877568)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _1891722)
   Exit: (207) [system] get_char((0x55798e5fad60), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1875710)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1897292)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'O')
   Call: (209) [system] 'O'=(;)
   Fail: (209) [system] 'O'=(;)
^  Call: (209) [user] is_like_space('O')
   Call: (210) [system] char_type('O', 'white')
   Fail: (210) [system] char_type('O', 'white')
   Call: (210) [system] char_type('O', end_of_line)
   Fail: (210) [system] char_type('O', end_of_line)
   Call: (210) [system] char_type('O', space)
   Fail: (210) [system] char_type('O', space)
   Call: (210) [system] char_type('O', cntrl)
   Fail: (210) [system] char_type('O', cntrl)
^  Fail: (209) [user] is_like_space('O')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1911446)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'O')
   Call: (208) [system] 'O'=')'
   Fail: (208) [system] 'O'=')'
   Call: (208) [system] 'O'=end_of_file
   Fail: (208) [system] 'O'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _1917016)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1918874)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'O')
   Call: (210) [system] 'O'=(;)
   Fail: (210) [system] 'O'=(;)
^  Call: (210) [user] is_like_space('O')
   Call: (211) [system] char_type('O', 'white')
   Fail: (211) [system] char_type('O', 'white')
   Call: (211) [system] char_type('O', end_of_line)
   Fail: (211) [system] char_type('O', end_of_line)
   Call: (211) [system] char_type('O', space)
   Fail: (211) [system] char_type('O', space)
   Call: (211) [system] char_type('O', cntrl)
   Fail: (211) [system] char_type('O', cntrl)
^  Fail: (210) [user] is_like_space('O')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _1933028)
   Exit: (209) [system] get_char((0x55798e5fad60), 'O')
   Call: (209) [system] 'O'='('
   Fail: (209) [system] 'O'='('
   Call: (209) [system] 'O'='['
   Fail: (209) [system] 'O'='['
   Call: (209) [system] 'O'='{'
   Fail: (209) [system] 'O'='{'
   Call: (209) [system] 'O'='"'
   Fail: (209) [system] 'O'='"'
   Call: (209) [system] 'O'=!
   Fail: (209) [system] 'O'=!
   Call: (209) [system] 'O'='\''
   Fail: (209) [system] 'O'='\''
   Call: (209) [system] 'O'='`'
   Fail: (209) [system] 'O'='`'
   Call: (209) [system] 'O'=end_of_file
   Fail: (209) [system] 'O'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1917016)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1950670)
   Call: (211) [system] peek_char((0x55798e5fad60), _1951604)
   Exit: (211) [system] peek_char((0x55798e5fad60), r)
^  Call: (211) [user] is_delimiter(r)
   Call: (212) [system] char_type(r, space)
   Fail: (212) [system] char_type(r, space)
   Call: (212) [system] arg(_1956324, v('(', ')', end_of_file), r)
   Fail: (212) [system] arg(_1957256, v('(', ')', end_of_file), r)
^  Fail: (211) [user] is_delimiter(r)
   Call: (211) [system] ')'==r
   Fail: (211) [system] ')'==r
   Call: (211) [system] get_char((0x55798e5fad60), r)
   Exit: (211) [system] get_char((0x55798e5fad60), r)
   Call: (211) [system] r=(\)
   Fail: (211) [system] r=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1964606)
   Call: (212) [system] peek_char((0x55798e5fad60), _1965540)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (212) [user] is_delimiter('L')
   Call: (213) [system] char_type('L', space)
   Fail: (213) [system] char_type('L', space)
   Call: (213) [system] arg(_1970260, v('(', ')', end_of_file), 'L')
   Fail: (213) [system] arg(_1971192, v('(', ')', end_of_file), 'L')
^  Fail: (212) [user] is_delimiter('L')
   Call: (212) [system] ')'=='L'
   Fail: (212) [system] ')'=='L'
   Call: (212) [system] get_char((0x55798e5fad60), 'L')
   Exit: (212) [system] get_char((0x55798e5fad60), 'L')
   Call: (212) [system] 'L'=(\)
   Fail: (212) [system] 'L'=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1978542)
   Call: (213) [system] peek_char((0x55798e5fad60), _1979476)
   Exit: (213) [system] peek_char((0x55798e5fad60), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_1984196, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_1985128, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55798e5fad60), i)
   Exit: (213) [system] get_char((0x55798e5fad60), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1992478)
   Call: (214) [system] peek_char((0x55798e5fad60), _1993412)
   Exit: (214) [system] peek_char((0x55798e5fad60), n)
^  Call: (214) [user] is_delimiter(n)
   Call: (215) [system] char_type(n, space)
   Fail: (215) [system] char_type(n, space)
   Call: (215) [system] arg(_1998132, v('(', ')', end_of_file), n)
   Fail: (215) [system] arg(_1999064, v('(', ')', end_of_file), n)
^  Fail: (214) [user] is_delimiter(n)
   Call: (214) [system] ')'==n
   Fail: (214) [system] ')'==n
   Call: (214) [system] get_char((0x55798e5fad60), n)
   Exit: (214) [system] get_char((0x55798e5fad60), n)
   Call: (214) [system] n=(\)
   Fail: (214) [system] n=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _2006414)
   Call: (215) [system] peek_char((0x55798e5fad60), _2007348)
   Exit: (215) [system] peek_char((0x55798e5fad60), k)
^  Call: (215) [user] is_delimiter(k)
   Call: (216) [system] char_type(k, space)
   Fail: (216) [system] char_type(k, space)
   Call: (216) [system] arg(_2012068, v('(', ')', end_of_file), k)
   Fail: (216) [system] arg(_2013000, v('(', ')', end_of_file), k)
^  Fail: (215) [user] is_delimiter(k)
   Call: (215) [system] ')'==k
   Fail: (215) [system] ')'==k
   Call: (215) [system] get_char((0x55798e5fad60), k)
   Exit: (215) [system] get_char((0x55798e5fad60), k)
   Call: (215) [system] k=(\)
   Fail: (215) [system] k=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _2020350)
   Call: (216) [system] peek_char((0x55798e5fad60), _2021284)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _2020350=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (215) [system] _2006414=[k]
   Exit: (215) [system] [k]=[k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (214) [system] _1992478=[n, k]
   Exit: (214) [system] [n, k]=[n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (213) [system] _1978542=[i, n, k]
   Exit: (213) [system] [i, n, k]=[i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (212) [system] _1964606=['L', i, n, k]
   Exit: (212) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (211) [system] _1950670=[r, 'L', i, n, k]
   Exit: (211) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (210) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1917016)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_2044564, _2044566), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1917016), _2044540, fail)), '$restore_trace'(_2044564, _2044566))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_2044564, _2044566))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1917016), _2044540, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_1917016)
   Fail: (211) [system] atomic(_1917016)
   Call: (211) [system] atom_chars(_1917016, ['O', r, 'L', i, n, k])
   Exit: (211) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (210) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _2053940)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _2055798)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _2063536)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _2066240)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _2081318)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _2086888)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _2088746)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _10208)
   Exit: (210) [system] get_char((0x55798e5fad60), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _4064)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _15778)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'I')
   Call: (212) [system] 'I'=(;)
   Fail: (212) [system] 'I'=(;)
^  Call: (212) [user] is_like_space('I')
   Call: (213) [system] char_type('I', 'white')
   Fail: (213) [system] char_type('I', 'white')
   Call: (213) [system] char_type('I', end_of_line)
   Fail: (213) [system] char_type('I', end_of_line)
   Call: (213) [system] char_type('I', space)
   Fail: (213) [system] char_type('I', space)
   Call: (213) [system] char_type('I', cntrl)
   Fail: (213) [system] char_type('I', cntrl)
^  Fail: (212) [user] is_like_space('I')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _29932)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'I')
   Call: (211) [system] 'I'=')'
   Fail: (211) [system] 'I'=')'
   Call: (211) [system] 'I'=end_of_file
   Fail: (211) [system] 'I'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _35502)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _37360)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'I')
   Call: (213) [system] 'I'=(;)
   Fail: (213) [system] 'I'=(;)
^  Call: (213) [user] is_like_space('I')
   Call: (214) [system] char_type('I', 'white')
   Fail: (214) [system] char_type('I', 'white')
   Call: (214) [system] char_type('I', end_of_line)
   Fail: (214) [system] char_type('I', end_of_line)
   Call: (214) [system] char_type('I', space)
   Fail: (214) [system] char_type('I', space)
   Call: (214) [system] char_type('I', cntrl)
   Fail: (214) [system] char_type('I', cntrl)
^  Fail: (213) [user] is_like_space('I')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _51514)
   Exit: (212) [system] get_char((0x55798e5fad60), 'I')
   Call: (212) [system] 'I'='('
   Fail: (212) [system] 'I'='('
   Call: (212) [system] 'I'='['
   Fail: (212) [system] 'I'='['
   Call: (212) [system] 'I'='{'
   Fail: (212) [system] 'I'='{'
   Call: (212) [system] 'I'='"'
   Fail: (212) [system] 'I'='"'
   Call: (212) [system] 'I'=!
   Fail: (212) [system] 'I'=!
   Call: (212) [system] 'I'='\''
   Fail: (212) [system] 'I'='\''
   Call: (212) [system] 'I'='`'
   Fail: (212) [system] 'I'='`'
   Call: (212) [system] 'I'=end_of_file
   Fail: (212) [system] 'I'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), 'I', _35502)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _69156)
   Call: (214) [system] peek_char((0x55798e5fad60), _70090)
   Exit: (214) [system] peek_char((0x55798e5fad60), m)
^  Call: (214) [user] is_delimiter(m)
   Call: (215) [system] char_type(m, space)
   Fail: (215) [system] char_type(m, space)
   Call: (215) [system] arg(_74810, v('(', ')', end_of_file), m)
   Fail: (215) [system] arg(_75742, v('(', ')', end_of_file), m)
^  Fail: (214) [user] is_delimiter(m)
   Call: (214) [system] ')'==m
   Fail: (214) [system] ')'==m
   Call: (214) [system] get_char((0x55798e5fad60), m)
   Exit: (214) [system] get_char((0x55798e5fad60), m)
   Call: (214) [system] m=(\)
   Fail: (214) [system] m=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _83092)
   Call: (215) [system] peek_char((0x55798e5fad60), _84026)
   Exit: (215) [system] peek_char((0x55798e5fad60), p)
^  Call: (215) [user] is_delimiter(p)
   Call: (216) [system] char_type(p, space)
   Fail: (216) [system] char_type(p, space)
   Call: (216) [system] arg(_88746, v('(', ')', end_of_file), p)
   Fail: (216) [system] arg(_89678, v('(', ')', end_of_file), p)
^  Fail: (215) [user] is_delimiter(p)
   Call: (215) [system] ')'==p
   Fail: (215) [system] ')'==p
   Call: (215) [system] get_char((0x55798e5fad60), p)
   Exit: (215) [system] get_char((0x55798e5fad60), p)
   Call: (215) [system] p=(\)
   Fail: (215) [system] p=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _97028)
   Call: (216) [system] peek_char((0x55798e5fad60), _97962)
   Exit: (216) [system] peek_char((0x55798e5fad60), l)
^  Call: (216) [user] is_delimiter(l)
   Call: (217) [system] char_type(l, space)
   Fail: (217) [system] char_type(l, space)
   Call: (217) [system] arg(_102682, v('(', ')', end_of_file), l)
   Fail: (217) [system] arg(_103614, v('(', ')', end_of_file), l)
^  Fail: (216) [user] is_delimiter(l)
   Call: (216) [system] ')'==l
   Fail: (216) [system] ')'==l
   Call: (216) [system] get_char((0x55798e5fad60), l)
   Exit: (216) [system] get_char((0x55798e5fad60), l)
   Call: (216) [system] l=(\)
   Fail: (216) [system] l=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _110964)
   Call: (217) [system] peek_char((0x55798e5fad60), _111898)
   Exit: (217) [system] peek_char((0x55798e5fad60), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_116618, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_117550, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55798e5fad60), i)
   Exit: (217) [system] get_char((0x55798e5fad60), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _124900)
   Call: (218) [system] peek_char((0x55798e5fad60), _125834)
   Exit: (218) [system] peek_char((0x55798e5fad60), c)
^  Call: (218) [user] is_delimiter(c)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] arg(_130554, v('(', ')', end_of_file), c)
   Fail: (219) [system] arg(_131486, v('(', ')', end_of_file), c)
^  Fail: (218) [user] is_delimiter(c)
   Call: (218) [system] ')'==c
   Fail: (218) [system] ')'==c
   Call: (218) [system] get_char((0x55798e5fad60), c)
   Exit: (218) [system] get_char((0x55798e5fad60), c)
   Call: (218) [system] c=(\)
   Fail: (218) [system] c=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _138836)
   Call: (219) [system] peek_char((0x55798e5fad60), _139770)
   Exit: (219) [system] peek_char((0x55798e5fad60), a)
^  Call: (219) [user] is_delimiter(a)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] arg(_144490, v('(', ')', end_of_file), a)
   Fail: (220) [system] arg(_145422, v('(', ')', end_of_file), a)
^  Fail: (219) [user] is_delimiter(a)
   Call: (219) [system] ')'==a
   Fail: (219) [system] ')'==a
   Call: (219) [system] get_char((0x55798e5fad60), a)
   Exit: (219) [system] get_char((0x55798e5fad60), a)
   Call: (219) [system] a=(\)
   Fail: (219) [system] a=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _152772)
   Call: (220) [system] peek_char((0x55798e5fad60), _153706)
   Exit: (220) [system] peek_char((0x55798e5fad60), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_158426, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_159358, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55798e5fad60), t)
   Exit: (220) [system] get_char((0x55798e5fad60), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _166708)
   Call: (221) [system] peek_char((0x55798e5fad60), _167642)
   Exit: (221) [system] peek_char((0x55798e5fad60), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_172362, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_173294, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55798e5fad60), i)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _180644)
   Call: (222) [system] peek_char((0x55798e5fad60), _181578)
   Exit: (222) [system] peek_char((0x55798e5fad60), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_186298, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_187230, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55798e5fad60), o)
   Exit: (222) [system] get_char((0x55798e5fad60), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _194580)
   Call: (223) [system] peek_char((0x55798e5fad60), _195514)
   Exit: (223) [system] peek_char((0x55798e5fad60), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_200234, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_201166, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55798e5fad60), n)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _208516)
   Call: (224) [system] peek_char((0x55798e5fad60), _209450)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _208516=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (223) [system] _194580=[n]
   Exit: (223) [system] [n]=[n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (222) [system] _180644=[o, n]
   Exit: (222) [system] [o, n]=[o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (221) [system] _166708=[i, o, n]
   Exit: (221) [system] [i, o, n]=[i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (220) [system] _152772=[t, i, o, n]
   Exit: (220) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (219) [system] _138836=[a, t, i, o, n]
   Exit: (219) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (218) [system] _124900=[c, a, t, i, o, n]
   Exit: (218) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (217) [system] _110964=[i, c, a, t, i, o, n]
   Exit: (217) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (216) [system] _97028=[l, i, c, a, t, i, o, n]
   Exit: (216) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (215) [system] _83092=[p, l, i, c, a, t, i, o, n]
   Exit: (215) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (214) [system] _69156=[m, p, l, i, c, a, t, i, o, n]
   Exit: (214) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (213) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _35502)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_246700, _246702), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _35502), _246676, fail)), '$restore_trace'(_246700, _246702))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_246700, _246702))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _35502), _246676, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_35502)
   Fail: (214) [system] atomic(_35502)
   Call: (214) [system] atom_chars(_35502, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (214) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (213) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _256076)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _257934)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _265672)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _268376)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _283454)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _289024)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _290882)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _305036)
   Exit: (213) [system] get_char((0x55798e5fad60), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _289024)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _310606)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'A')
   Call: (215) [system] 'A'=(;)
   Fail: (215) [system] 'A'=(;)
^  Call: (215) [user] is_like_space('A')
   Call: (216) [system] char_type('A', 'white')
   Fail: (216) [system] char_type('A', 'white')
   Call: (216) [system] char_type('A', end_of_line)
   Fail: (216) [system] char_type('A', end_of_line)
   Call: (216) [system] char_type('A', space)
   Fail: (216) [system] char_type('A', space)
   Call: (216) [system] char_type('A', cntrl)
   Fail: (216) [system] char_type('A', cntrl)
^  Fail: (215) [user] is_like_space('A')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _324760)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'A')
   Call: (214) [system] 'A'=')'
   Fail: (214) [system] 'A'=')'
   Call: (214) [system] 'A'=end_of_file
   Fail: (214) [system] 'A'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _330330)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _332188)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _346342)
   Exit: (215) [system] get_char((0x55798e5fad60), 'A')
   Call: (215) [system] 'A'='('
   Fail: (215) [system] 'A'='('
   Call: (215) [system] 'A'='['
   Fail: (215) [system] 'A'='['
   Call: (215) [system] 'A'='{'
   Fail: (215) [system] 'A'='{'
   Call: (215) [system] 'A'='"'
   Fail: (215) [system] 'A'='"'
   Call: (215) [system] 'A'=!
   Fail: (215) [system] 'A'=!
   Call: (215) [system] 'A'='\''
   Fail: (215) [system] 'A'='\''
   Call: (215) [system] 'A'='`'
   Fail: (215) [system] 'A'='`'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'A', _330330)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _363984)
   Call: (217) [system] peek_char((0x55798e5fad60), _364918)
   Exit: (217) [system] peek_char((0x55798e5fad60), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_369638, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_370570, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55798e5fad60), n)
   Exit: (217) [system] get_char((0x55798e5fad60), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _377920)
   Call: (218) [system] peek_char((0x55798e5fad60), _378854)
   Exit: (218) [system] peek_char((0x55798e5fad60), d)
^  Call: (218) [user] is_delimiter(d)
   Call: (219) [system] char_type(d, space)
   Fail: (219) [system] char_type(d, space)
   Call: (219) [system] arg(_383574, v('(', ')', end_of_file), d)
   Fail: (219) [system] arg(_384506, v('(', ')', end_of_file), d)
^  Fail: (218) [user] is_delimiter(d)
   Call: (218) [system] ')'==d
   Fail: (218) [system] ')'==d
   Call: (218) [system] get_char((0x55798e5fad60), d)
   Exit: (218) [system] get_char((0x55798e5fad60), d)
   Call: (218) [system] d=(\)
   Fail: (218) [system] d=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _391856)
   Call: (219) [system] peek_char((0x55798e5fad60), _392790)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (219) [user] is_delimiter('L')
   Call: (220) [system] char_type('L', space)
   Fail: (220) [system] char_type('L', space)
   Call: (220) [system] arg(_397510, v('(', ')', end_of_file), 'L')
   Fail: (220) [system] arg(_398442, v('(', ')', end_of_file), 'L')
^  Fail: (219) [user] is_delimiter('L')
   Call: (219) [system] ')'=='L'
   Fail: (219) [system] ')'=='L'
   Call: (219) [system] get_char((0x55798e5fad60), 'L')
   Exit: (219) [system] get_char((0x55798e5fad60), 'L')
   Call: (219) [system] 'L'=(\)
   Fail: (219) [system] 'L'=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _405792)
   Call: (220) [system] peek_char((0x55798e5fad60), _406726)
   Exit: (220) [system] peek_char((0x55798e5fad60), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_411446, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_412378, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55798e5fad60), i)
   Exit: (220) [system] get_char((0x55798e5fad60), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _419728)
   Call: (221) [system] peek_char((0x55798e5fad60), _420662)
   Exit: (221) [system] peek_char((0x55798e5fad60), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_425382, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_426314, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55798e5fad60), n)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _433664)
   Call: (222) [system] peek_char((0x55798e5fad60), _434598)
   Exit: (222) [system] peek_char((0x55798e5fad60), k)
^  Call: (222) [user] is_delimiter(k)
   Call: (223) [system] char_type(k, space)
   Fail: (223) [system] char_type(k, space)
   Call: (223) [system] arg(_439318, v('(', ')', end_of_file), k)
   Fail: (223) [system] arg(_440250, v('(', ')', end_of_file), k)
^  Fail: (222) [user] is_delimiter(k)
   Call: (222) [system] ')'==k
   Fail: (222) [system] ')'==k
   Call: (222) [system] get_char((0x55798e5fad60), k)
   Exit: (222) [system] get_char((0x55798e5fad60), k)
   Call: (222) [system] k=(\)
   Fail: (222) [system] k=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _447600)
   Call: (223) [system] peek_char((0x55798e5fad60), _448534)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _447600=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (222) [system] _433664=[k]
   Exit: (222) [system] [k]=[k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (221) [system] _419728=[n, k]
   Exit: (221) [system] [n, k]=[n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (220) [system] _405792=[i, n, k]
   Exit: (220) [system] [i, n, k]=[i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (219) [system] _391856=['L', i, n, k]
   Exit: (219) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (218) [system] _377920=[d, 'L', i, n, k]
   Exit: (218) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (217) [system] _363984=[n, d, 'L', i, n, k]
   Exit: (217) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (216) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _330330)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_474608, _474610), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _330330), _474584, fail)), '$restore_trace'(_474608, _474610))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_474608, _474610))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _330330), _474584, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_330330)
   Fail: (217) [system] atomic(_330330)
   Call: (217) [system] atom_chars(_330330, ['A', n, d, 'L', i, n, k])
   Exit: (217) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (216) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _483984)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _485842)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _493580)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _496284)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _511362)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'A')
   Call: (215) [system] 'A'=')'
   Fail: (215) [system] 'A'=')'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _516932)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _518790)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _532944)
   Exit: (216) [system] get_char((0x55798e5fad60), 'A')
   Call: (216) [system] 'A'='('
   Fail: (216) [system] 'A'='('
   Call: (216) [system] 'A'='['
   Fail: (216) [system] 'A'='['
   Call: (216) [system] 'A'='{'
   Fail: (216) [system] 'A'='{'
   Call: (216) [system] 'A'='"'
   Fail: (216) [system] 'A'='"'
   Call: (216) [system] 'A'=!
   Fail: (216) [system] 'A'=!
   Call: (216) [system] 'A'='\''
   Fail: (216) [system] 'A'='\''
   Call: (216) [system] 'A'='`'
   Fail: (216) [system] 'A'='`'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), 'A', _516932)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _550586)
   Call: (218) [system] peek_char((0x55798e5fad60), _551520)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _550586=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (217) [user] classify_and_convert_charseq('A', [], _516932)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_560830, _560832), once(user:catch(read_from_chars(['A'], _516932), _560806, fail)), '$restore_trace'(_560830, _560832))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_560830, _560832))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _516932), _560806, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_516932)
   Fail: (218) [system] atomic(_516932)
   Call: (218) [system] atom_chars(_516932, ['A'])
   Exit: (218) [system] atom_chars('A', ['A'])
^  Exit: (217) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _570206)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _572064)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _579802)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _582506)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'B')
   Call: (218) [system] 'B'=(;)
   Fail: (218) [system] 'B'=(;)
^  Call: (218) [user] is_like_space('B')
   Call: (219) [system] char_type('B', 'white')
   Fail: (219) [system] char_type('B', 'white')
   Call: (219) [system] char_type('B', end_of_line)
   Fail: (219) [system] char_type('B', end_of_line)
   Call: (219) [system] char_type('B', space)
   Fail: (219) [system] char_type('B', space)
   Call: (219) [system] char_type('B', cntrl)
   Fail: (219) [system] char_type('B', cntrl)
^  Fail: (218) [user] is_like_space('B')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _597584)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'B')
   Call: (216) [system] 'B'=')'
   Fail: (216) [system] 'B'=')'
   Call: (216) [system] 'B'=end_of_file
   Fail: (216) [system] 'B'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _603154)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _605012)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'B')
   Call: (218) [system] 'B'=(;)
   Fail: (218) [system] 'B'=(;)
^  Call: (218) [user] is_like_space('B')
   Call: (219) [system] char_type('B', 'white')
   Fail: (219) [system] char_type('B', 'white')
   Call: (219) [system] char_type('B', end_of_line)
   Fail: (219) [system] char_type('B', end_of_line)
   Call: (219) [system] char_type('B', space)
   Fail: (219) [system] char_type('B', space)
   Call: (219) [system] char_type('B', cntrl)
   Fail: (219) [system] char_type('B', cntrl)
^  Fail: (218) [user] is_like_space('B')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _619166)
   Exit: (217) [system] get_char((0x55798e5fad60), 'B')
   Call: (217) [system] 'B'='('
   Fail: (217) [system] 'B'='('
   Call: (217) [system] 'B'='['
   Fail: (217) [system] 'B'='['
   Call: (217) [system] 'B'='{'
   Fail: (217) [system] 'B'='{'
   Call: (217) [system] 'B'='"'
   Fail: (217) [system] 'B'='"'
   Call: (217) [system] 'B'=!
   Fail: (217) [system] 'B'=!
   Call: (217) [system] 'B'='\''
   Fail: (217) [system] 'B'='\''
   Call: (217) [system] 'B'='`'
   Fail: (217) [system] 'B'='`'
   Call: (217) [system] 'B'=end_of_file
   Fail: (217) [system] 'B'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'B', _603154)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _636808)
   Call: (219) [system] peek_char((0x55798e5fad60), _637742)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
^  Call: (219) [user] is_delimiter(')')
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] arg(_642462, v('(', ')', end_of_file), ')')
   Exit: (220) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (219) [user] is_delimiter(')')
   Call: (219) [system] _636808=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (218) [user] classify_and_convert_charseq('B', [], _603154)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_648924, _648926), once(user:catch(read_from_chars(['B'], _603154), _648900, fail)), '$restore_trace'(_648924, _648926))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_648924, _648926))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _603154), _648900, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_603154)
   Fail: (219) [system] atomic(_603154)
   Call: (219) [system] atom_chars(_603154, ['B'])
   Exit: (219) [system] atom_chars('B', ['B'])
^  Exit: (218) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _658300)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _660158)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _674312)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55798e5fad60), _678102)
   Exit: (217) [system] get_char((0x55798e5fad60), ')')
   Call: (217) [system] _658300=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [])
   Call: (216) [system] _570206=['B']
   Exit: (216) [system] ['B']=['B']
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (215) [system] _483984=['A', 'B']
   Exit: (215) [system] ['A', 'B']=['A', 'B']
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (214) [system] _289024=['AndLink', 'A', 'B']
   Exit: (214) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _691984)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _693842)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _701580)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _704284)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _719362)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'C')
   Call: (213) [system] 'C'=')'
   Fail: (213) [system] 'C'=')'
   Call: (213) [system] 'C'=end_of_file
   Fail: (213) [system] 'C'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _724932)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _726790)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'C')
   Call: (215) [system] 'C'=(;)
   Fail: (215) [system] 'C'=(;)
^  Call: (215) [user] is_like_space('C')
   Call: (216) [system] char_type('C', 'white')
   Fail: (216) [system] char_type('C', 'white')
   Call: (216) [system] char_type('C', end_of_line)
   Fail: (216) [system] char_type('C', end_of_line)
   Call: (216) [system] char_type('C', space)
   Fail: (216) [system] char_type('C', space)
   Call: (216) [system] char_type('C', cntrl)
   Fail: (216) [system] char_type('C', cntrl)
^  Fail: (215) [user] is_like_space('C')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _740944)
   Exit: (214) [system] get_char((0x55798e5fad60), 'C')
   Call: (214) [system] 'C'='('
   Fail: (214) [system] 'C'='('
   Call: (214) [system] 'C'='['
   Fail: (214) [system] 'C'='['
   Call: (214) [system] 'C'='{'
   Fail: (214) [system] 'C'='{'
   Call: (214) [system] 'C'='"'
   Fail: (214) [system] 'C'='"'
   Call: (214) [system] 'C'=!
   Fail: (214) [system] 'C'=!
   Call: (214) [system] 'C'='\''
   Fail: (214) [system] 'C'='\''
   Call: (214) [system] 'C'='`'
   Fail: (214) [system] 'C'='`'
   Call: (214) [system] 'C'=end_of_file
   Fail: (214) [system] 'C'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'C', _724932)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _758586)
   Call: (216) [system] peek_char((0x55798e5fad60), _759520)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
^  Call: (216) [user] is_delimiter(')')
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] arg(_764240, v('(', ')', end_of_file), ')')
   Exit: (217) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (216) [user] is_delimiter(')')
   Call: (216) [system] _758586=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (215) [user] classify_and_convert_charseq('C', [], _724932)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_770702, _770704), once(user:catch(read_from_chars(['C'], _724932), _770678, fail)), '$restore_trace'(_770702, _770704))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_770702, _770704))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _724932), _770678, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_724932)
   Fail: (216) [system] atomic(_724932)
   Call: (216) [system] atom_chars(_724932, ['C'])
   Exit: (216) [system] atom_chars('C', ['C'])
^  Exit: (215) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _780078)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _781936)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _796090)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55798e5fad60), _799880)
   Exit: (214) [system] get_char((0x55798e5fad60), ')')
   Call: (214) [system] _780078=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [])
   Call: (213) [system] _691984=['C']
   Exit: (213) [system] ['C']=['C']
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (212) [system] _256076=[['AndLink', 'A', 'B'], 'C']
   Exit: (212) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (211) [system] _4064=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (211) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _813762)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _815620)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _823358)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _826062)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _841140)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'A')
   Call: (210) [system] 'A'=')'
   Fail: (210) [system] 'A'=')'
   Call: (210) [system] 'A'=end_of_file
   Fail: (210) [system] 'A'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _846710)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _848568)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'A')
   Call: (212) [system] 'A'=(;)
   Fail: (212) [system] 'A'=(;)
^  Call: (212) [user] is_like_space('A')
   Call: (213) [system] char_type('A', 'white')
   Fail: (213) [system] char_type('A', 'white')
   Call: (213) [system] char_type('A', end_of_line)
   Fail: (213) [system] char_type('A', end_of_line)
   Call: (213) [system] char_type('A', space)
   Fail: (213) [system] char_type('A', space)
   Call: (213) [system] char_type('A', cntrl)
   Fail: (213) [system] char_type('A', cntrl)
^  Fail: (212) [user] is_like_space('A')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _862722)
   Exit: (211) [system] get_char((0x55798e5fad60), 'A')
   Call: (211) [system] 'A'='('
   Fail: (211) [system] 'A'='('
   Call: (211) [system] 'A'='['
   Fail: (211) [system] 'A'='['
   Call: (211) [system] 'A'='{'
   Fail: (211) [system] 'A'='{'
   Call: (211) [system] 'A'='"'
   Fail: (211) [system] 'A'='"'
   Call: (211) [system] 'A'=!
   Fail: (211) [system] 'A'=!
   Call: (211) [system] 'A'='\''
   Fail: (211) [system] 'A'='\''
   Call: (211) [system] 'A'='`'
   Fail: (211) [system] 'A'='`'
   Call: (211) [system] 'A'=end_of_file
   Fail: (211) [system] 'A'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), 'A', _846710)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _880364)
   Call: (213) [system] peek_char((0x55798e5fad60), _881298)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
^  Call: (213) [user] is_delimiter(')')
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] arg(_886018, v('(', ')', end_of_file), ')')
   Exit: (214) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (213) [user] is_delimiter(')')
   Call: (213) [system] _880364=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (212) [user] classify_and_convert_charseq('A', [], _846710)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_892480, _892482), once(user:catch(read_from_chars(['A'], _846710), _892456, fail)), '$restore_trace'(_892480, _892482))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_892480, _892482))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _846710), _892456, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_846710)
   Fail: (213) [system] atomic(_846710)
   Call: (213) [system] atom_chars(_846710, ['A'])
   Exit: (213) [system] atom_chars('A', ['A'])
^  Exit: (212) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _901856)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _903714)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _917868)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55798e5fad60), _921658)
   Exit: (211) [system] get_char((0x55798e5fad60), ')')
   Call: (211) [system] _901856=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [])
   Call: (210) [system] _813762=['A']
   Exit: (210) [system] ['A']=['A']
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (209) [system] _4060=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
   Exit: (209) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
   Call: (208) [system] _4052=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
   Exit: (208) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _935540)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _937398)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
   Call: (208) [system] ')'=(;)
   Fail: (208) [system] ')'=(;)
^  Call: (208) [user] is_like_space(')')
   Call: (209) [system] char_type(')', 'white')
   Fail: (209) [system] char_type(')', 'white')
   Call: (209) [system] char_type(')', end_of_line)
   Fail: (209) [system] char_type(')', end_of_line)
   Call: (209) [system] char_type(')', space)
   Fail: (209) [system] char_type(')', space)
   Call: (209) [system] char_type(')', cntrl)
   Fail: (209) [system] char_type(')', cntrl)
^  Fail: (208) [user] is_like_space(')')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _951552)
   Exit: (207) [system] peek_char((0x55798e5fad60), ')')
   Call: (207) [system] ')'=')'
   Exit: (207) [system] ')'=')'
   Call: (207) [system] get_char((0x55798e5fad60), _955342)
   Exit: (207) [system] get_char((0x55798e5fad60), ')')
   Call: (207) [system] _935540=[]
   Exit: (207) [system] []=[]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [])
   Call: (206) [system] _4048=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (206) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
   Call: (205) [system] _4024=[['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (205) [system] [['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
   Call: (204) [system] _4016=[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (204) [system] [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (203) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
^  Exit: (202) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, a], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
^  Call: (202) [user] read_list(')', (0x55798e5fad60), _969224)
^  Call: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _971082)
   Exit: (204) [system] peek_char((0x55798e5fad60), '\n')
   Call: (204) [system] '\n'=(;)
   Fail: (204) [system] '\n'=(;)
^  Call: (204) [user] is_like_space('\n')
   Call: (205) [system] char_type('\n', 'white')
   Fail: (205) [system] char_type('\n', 'white')
   Call: (205) [system] char_type('\n', end_of_line)
   Exit: (205) [system] char_type('\n', end_of_line)
^  Exit: (204) [user] is_like_space('\n')
   Call: (204) [system] get_char((0x55798e5fad60), _980676)
   Exit: (204) [system] get_char((0x55798e5fad60), '\n')
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _983380)
   Exit: (205) [system] peek_char((0x55798e5fad60), ' ')
   Call: (205) [system] ' '=(;)
   Fail: (205) [system] ' '=(;)
^  Call: (205) [user] is_like_space(' ')
   Call: (206) [system] char_type(' ', 'white')
   Exit: (206) [system] char_type(' ', 'white')
^  Exit: (205) [user] is_like_space(' ')
   Call: (205) [system] get_char((0x55798e5fad60), _991118)
   Exit: (205) [system] get_char((0x55798e5fad60), ' ')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _993822)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
^  Exit: (203) [user] skip_spaces((0x55798e5fad60))
   Call: (203) [system] peek_char((0x55798e5fad60), _1009824)
   Exit: (203) [system] peek_char((0x55798e5fad60), '(')
   Call: (203) [system] '('=')'
   Fail: (203) [system] '('=')'
   Call: (203) [system] '('=end_of_file
   Fail: (203) [system] '('=end_of_file
^  Call: (203) [user] cont_sexpr(')', (0x55798e5fad60), _1015394)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1017252)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=(;)
   Fail: (205) [system] '('=(;)
^  Call: (205) [user] is_like_space('(')
   Call: (206) [system] char_type('(', 'white')
   Fail: (206) [system] char_type('(', 'white')
   Call: (206) [system] char_type('(', end_of_line)
   Fail: (206) [system] char_type('(', end_of_line)
   Call: (206) [system] char_type('(', space)
   Fail: (206) [system] char_type('(', space)
   Call: (206) [system] char_type('(', cntrl)
   Fail: (206) [system] char_type('(', cntrl)
^  Fail: (205) [user] is_like_space('(')
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] get_char((0x55798e5fad60), _1031406)
   Exit: (204) [system] get_char((0x55798e5fad60), '(')
   Call: (204) [system] '('='('
   Exit: (204) [system] '('='('
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _1015394)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1036976)
   Exit: (206) [system] peek_char((0x55798e5fad60), :)
   Call: (206) [system] (:)=(;)
   Fail: (206) [system] (:)=(;)
^  Call: (206) [user] is_like_space(:)
   Call: (207) [system] char_type(:, 'white')
   Fail: (207) [system] char_type(:, 'white')
   Call: (207) [system] char_type(:, end_of_line)
   Fail: (207) [system] char_type(:, end_of_line)
   Call: (207) [system] char_type(:, space)
   Fail: (207) [system] char_type(:, space)
   Call: (207) [system] char_type(:, cntrl)
   Fail: (207) [system] char_type(:, cntrl)
^  Fail: (206) [user] is_like_space(:)
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1051130)
   Exit: (205) [system] peek_char((0x55798e5fad60), :)
   Call: (205) [system] (:)=')'
   Fail: (205) [system] (:)=')'
   Call: (205) [system] (:)=end_of_file
   Fail: (205) [system] (:)=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _1056700)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1058558)
   Exit: (207) [system] peek_char((0x55798e5fad60), :)
   Call: (207) [system] (:)=(;)
   Fail: (207) [system] (:)=(;)
^  Call: (207) [user] is_like_space(:)
   Call: (208) [system] char_type(:, 'white')
   Fail: (208) [system] char_type(:, 'white')
   Call: (208) [system] char_type(:, end_of_line)
   Fail: (208) [system] char_type(:, end_of_line)
   Call: (208) [system] char_type(:, space)
   Fail: (208) [system] char_type(:, space)
   Call: (208) [system] char_type(:, cntrl)
   Fail: (208) [system] char_type(:, cntrl)
^  Fail: (207) [user] is_like_space(:)
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _1072712)
   Exit: (206) [system] get_char((0x55798e5fad60), :)
   Call: (206) [system] (:)='('
   Fail: (206) [system] (:)='('
   Call: (206) [system] (:)='['
   Fail: (206) [system] (:)='['
   Call: (206) [system] (:)='{'
   Fail: (206) [system] (:)='{'
   Call: (206) [system] (:)='"'
   Fail: (206) [system] (:)='"'
   Call: (206) [system] (:)=!
   Fail: (206) [system] (:)=!
   Call: (206) [system] (:)='\''
   Fail: (206) [system] (:)='\''
   Call: (206) [system] (:)='`'
   Fail: (206) [system] (:)='`'
   Call: (206) [system] (:)=end_of_file
   Fail: (206) [system] (:)=end_of_file
^  Call: (206) [user] read_symbolic(')', (0x55798e5fad60), :, _1056700)
^  Call: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), _1090354)
   Call: (208) [system] peek_char((0x55798e5fad60), _1091288)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (208) [user] is_delimiter(' ')
   Call: (209) [system] char_type(' ', space)
   Exit: (209) [system] char_type(' ', space)
^  Exit: (208) [user] is_delimiter(' ')
   Call: (208) [system] _1090354=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (207) [user] classify_and_convert_charseq(:, [], _1056700)
^  Call: (209) [system] setup_call_cleanup('$notrace'(_1100598, _1100600), once(user:catch(read_from_chars([:], _1056700), _1100574, fail)), '$restore_trace'(_1100598, _1100600))
^  Call: (210) [system] sig_atomic(system:'$notrace'(_1100598, _1100600))
^  Exit: (209) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1100574, fail)), system:'$restore_trace'(3, -1))
   Call: (208) [system] atomic(:)
   Exit: (208) [system] atomic(:)
^  Exit: (207) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (206) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _1108098)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1109956)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _1117694)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1120398)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1135476)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _1141046)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1142904)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _1157058)
   Exit: (207) [system] get_char((0x55798e5fad60), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1141046)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1162628)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'D')
   Call: (209) [system] 'D'=(;)
   Fail: (209) [system] 'D'=(;)
^  Call: (209) [user] is_like_space('D')
   Call: (210) [system] char_type('D', 'white')
   Fail: (210) [system] char_type('D', 'white')
   Call: (210) [system] char_type('D', end_of_line)
   Fail: (210) [system] char_type('D', end_of_line)
   Call: (210) [system] char_type('D', space)
   Fail: (210) [system] char_type('D', space)
   Call: (210) [system] char_type('D', cntrl)
   Fail: (210) [system] char_type('D', cntrl)
^  Fail: (209) [user] is_like_space('D')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1176782)
   Exit: (208) [system] peek_char((0x55798e5fad60), 'D')
   Call: (208) [system] 'D'=')'
   Fail: (208) [system] 'D'=')'
   Call: (208) [system] 'D'=end_of_file
   Fail: (208) [system] 'D'=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _1182352)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1184210)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'D')
   Call: (210) [system] 'D'=(;)
   Fail: (210) [system] 'D'=(;)
^  Call: (210) [user] is_like_space('D')
   Call: (211) [system] char_type('D', 'white')
   Fail: (211) [system] char_type('D', 'white')
   Call: (211) [system] char_type('D', end_of_line)
   Fail: (211) [system] char_type('D', end_of_line)
   Call: (211) [system] char_type('D', space)
   Fail: (211) [system] char_type('D', space)
   Call: (211) [system] char_type('D', cntrl)
   Fail: (211) [system] char_type('D', cntrl)
^  Fail: (210) [user] is_like_space('D')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _1198364)
   Exit: (209) [system] get_char((0x55798e5fad60), 'D')
   Call: (209) [system] 'D'='('
   Fail: (209) [system] 'D'='('
   Call: (209) [system] 'D'='['
   Fail: (209) [system] 'D'='['
   Call: (209) [system] 'D'='{'
   Fail: (209) [system] 'D'='{'
   Call: (209) [system] 'D'='"'
   Fail: (209) [system] 'D'='"'
   Call: (209) [system] 'D'=!
   Fail: (209) [system] 'D'=!
   Call: (209) [system] 'D'='\''
   Fail: (209) [system] 'D'='\''
   Call: (209) [system] 'D'='`'
   Fail: (209) [system] 'D'='`'
   Call: (209) [system] 'D'=end_of_file
   Fail: (209) [system] 'D'=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1182352)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1216006)
   Call: (211) [system] peek_char((0x55798e5fad60), _1216940)
   Exit: (211) [system] peek_char((0x55798e5fad60), i)
^  Call: (211) [user] is_delimiter(i)
   Call: (212) [system] char_type(i, space)
   Fail: (212) [system] char_type(i, space)
   Call: (212) [system] arg(_1221660, v('(', ')', end_of_file), i)
   Fail: (212) [system] arg(_1222592, v('(', ')', end_of_file), i)
^  Fail: (211) [user] is_delimiter(i)
   Call: (211) [system] ')'==i
   Fail: (211) [system] ')'==i
   Call: (211) [system] get_char((0x55798e5fad60), i)
   Exit: (211) [system] get_char((0x55798e5fad60), i)
   Call: (211) [system] i=(\)
   Fail: (211) [system] i=(\)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1229942)
   Call: (212) [system] peek_char((0x55798e5fad60), _1230876)
   Exit: (212) [system] peek_char((0x55798e5fad60), s)
^  Call: (212) [user] is_delimiter(s)
   Call: (213) [system] char_type(s, space)
   Fail: (213) [system] char_type(s, space)
   Call: (213) [system] arg(_1235596, v('(', ')', end_of_file), s)
   Fail: (213) [system] arg(_1236528, v('(', ')', end_of_file), s)
^  Fail: (212) [user] is_delimiter(s)
   Call: (212) [system] ')'==s
   Fail: (212) [system] ')'==s
   Call: (212) [system] get_char((0x55798e5fad60), s)
   Exit: (212) [system] get_char((0x55798e5fad60), s)
   Call: (212) [system] s=(\)
   Fail: (212) [system] s=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1243878)
   Call: (213) [system] peek_char((0x55798e5fad60), _1244812)
   Exit: (213) [system] peek_char((0x55798e5fad60), j)
^  Call: (213) [user] is_delimiter(j)
   Call: (214) [system] char_type(j, space)
   Fail: (214) [system] char_type(j, space)
   Call: (214) [system] arg(_1249532, v('(', ')', end_of_file), j)
   Fail: (214) [system] arg(_1250464, v('(', ')', end_of_file), j)
^  Fail: (213) [user] is_delimiter(j)
   Call: (213) [system] ')'==j
   Fail: (213) [system] ')'==j
   Call: (213) [system] get_char((0x55798e5fad60), j)
   Exit: (213) [system] get_char((0x55798e5fad60), j)
   Call: (213) [system] j=(\)
   Fail: (213) [system] j=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1257814)
   Call: (214) [system] peek_char((0x55798e5fad60), _1258748)
   Exit: (214) [system] peek_char((0x55798e5fad60), u)
^  Call: (214) [user] is_delimiter(u)
   Call: (215) [system] char_type(u, space)
   Fail: (215) [system] char_type(u, space)
   Call: (215) [system] arg(_1263468, v('(', ')', end_of_file), u)
   Fail: (215) [system] arg(_1264400, v('(', ')', end_of_file), u)
^  Fail: (214) [user] is_delimiter(u)
   Call: (214) [system] ')'==u
   Fail: (214) [system] ')'==u
   Call: (214) [system] get_char((0x55798e5fad60), u)
   Exit: (214) [system] get_char((0x55798e5fad60), u)
   Call: (214) [system] u=(\)
   Fail: (214) [system] u=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1271750)
   Call: (215) [system] peek_char((0x55798e5fad60), _1272684)
   Exit: (215) [system] peek_char((0x55798e5fad60), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_1277404, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_1278336, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55798e5fad60), n)
   Exit: (215) [system] get_char((0x55798e5fad60), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1285686)
   Call: (216) [system] peek_char((0x55798e5fad60), _1286620)
   Exit: (216) [system] peek_char((0x55798e5fad60), c)
^  Call: (216) [user] is_delimiter(c)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] arg(_1291340, v('(', ')', end_of_file), c)
   Fail: (217) [system] arg(_1292272, v('(', ')', end_of_file), c)
^  Fail: (216) [user] is_delimiter(c)
   Call: (216) [system] ')'==c
   Fail: (216) [system] ')'==c
   Call: (216) [system] get_char((0x55798e5fad60), c)
   Exit: (216) [system] get_char((0x55798e5fad60), c)
   Call: (216) [system] c=(\)
   Fail: (216) [system] c=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1299622)
   Call: (217) [system] peek_char((0x55798e5fad60), _1300556)
   Exit: (217) [system] peek_char((0x55798e5fad60), t)
^  Call: (217) [user] is_delimiter(t)
   Call: (218) [system] char_type(t, space)
   Fail: (218) [system] char_type(t, space)
   Call: (218) [system] arg(_1305276, v('(', ')', end_of_file), t)
   Fail: (218) [system] arg(_1306208, v('(', ')', end_of_file), t)
^  Fail: (217) [user] is_delimiter(t)
   Call: (217) [system] ')'==t
   Fail: (217) [system] ')'==t
   Call: (217) [system] get_char((0x55798e5fad60), t)
   Exit: (217) [system] get_char((0x55798e5fad60), t)
   Call: (217) [system] t=(\)
   Fail: (217) [system] t=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1313558)
   Call: (218) [system] peek_char((0x55798e5fad60), _1314492)
   Exit: (218) [system] peek_char((0x55798e5fad60), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_1319212, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_1320144, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55798e5fad60), i)
   Exit: (218) [system] get_char((0x55798e5fad60), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1327494)
   Call: (219) [system] peek_char((0x55798e5fad60), _1328428)
   Exit: (219) [system] peek_char((0x55798e5fad60), o)
^  Call: (219) [user] is_delimiter(o)
   Call: (220) [system] char_type(o, space)
   Fail: (220) [system] char_type(o, space)
   Call: (220) [system] arg(_1333148, v('(', ')', end_of_file), o)
   Fail: (220) [system] arg(_1334080, v('(', ')', end_of_file), o)
^  Fail: (219) [user] is_delimiter(o)
   Call: (219) [system] ')'==o
   Fail: (219) [system] ')'==o
   Call: (219) [system] get_char((0x55798e5fad60), o)
   Exit: (219) [system] get_char((0x55798e5fad60), o)
   Call: (219) [system] o=(\)
   Fail: (219) [system] o=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1341430)
   Call: (220) [system] peek_char((0x55798e5fad60), _1342364)
   Exit: (220) [system] peek_char((0x55798e5fad60), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_1347084, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_1348016, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55798e5fad60), n)
   Exit: (220) [system] get_char((0x55798e5fad60), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1355366)
   Call: (221) [system] peek_char((0x55798e5fad60), _1356300)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (221) [user] is_delimiter('I')
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] arg(_1361020, v('(', ')', end_of_file), 'I')
   Fail: (222) [system] arg(_1361952, v('(', ')', end_of_file), 'I')
^  Fail: (221) [user] is_delimiter('I')
   Call: (221) [system] ')'=='I'
   Fail: (221) [system] ')'=='I'
   Call: (221) [system] get_char((0x55798e5fad60), 'I')
   Exit: (221) [system] get_char((0x55798e5fad60), 'I')
   Call: (221) [system] 'I'=(\)
   Fail: (221) [system] 'I'=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1369302)
   Call: (222) [system] peek_char((0x55798e5fad60), _1370236)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_1374956, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_1375888, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1383238)
   Call: (223) [system] peek_char((0x55798e5fad60), _1384172)
   Exit: (223) [system] peek_char((0x55798e5fad60), t)
^  Call: (223) [user] is_delimiter(t)
   Call: (224) [system] char_type(t, space)
   Fail: (224) [system] char_type(t, space)
   Call: (224) [system] arg(_1388892, v('(', ')', end_of_file), t)
   Fail: (224) [system] arg(_1389824, v('(', ')', end_of_file), t)
^  Fail: (223) [user] is_delimiter(t)
   Call: (223) [system] ')'==t
   Fail: (223) [system] ')'==t
   Call: (223) [system] get_char((0x55798e5fad60), t)
   Exit: (223) [system] get_char((0x55798e5fad60), t)
   Call: (223) [system] t=(\)
   Fail: (223) [system] t=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1397174)
   Call: (224) [system] peek_char((0x55798e5fad60), _1398108)
   Exit: (224) [system] peek_char((0x55798e5fad60), r)
^  Call: (224) [user] is_delimiter(r)
   Call: (225) [system] char_type(r, space)
   Fail: (225) [system] char_type(r, space)
   Call: (225) [system] arg(_1402828, v('(', ')', end_of_file), r)
   Fail: (225) [system] arg(_1403760, v('(', ')', end_of_file), r)
^  Fail: (224) [user] is_delimiter(r)
   Call: (224) [system] ')'==r
   Fail: (224) [system] ')'==r
   Call: (224) [system] get_char((0x55798e5fad60), r)
   Exit: (224) [system] get_char((0x55798e5fad60), r)
   Call: (224) [system] r=(\)
   Fail: (224) [system] r=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1411110)
   Call: (225) [system] peek_char((0x55798e5fad60), _1412044)
   Exit: (225) [system] peek_char((0x55798e5fad60), o)
^  Call: (225) [user] is_delimiter(o)
   Call: (226) [system] char_type(o, space)
   Fail: (226) [system] char_type(o, space)
   Call: (226) [system] arg(_1416764, v('(', ')', end_of_file), o)
   Fail: (226) [system] arg(_1417696, v('(', ')', end_of_file), o)
^  Fail: (225) [user] is_delimiter(o)
   Call: (225) [system] ')'==o
   Fail: (225) [system] ')'==o
   Call: (225) [system] get_char((0x55798e5fad60), o)
   Exit: (225) [system] get_char((0x55798e5fad60), o)
   Call: (225) [system] o=(\)
   Fail: (225) [system] o=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1425046)
   Call: (226) [system] peek_char((0x55798e5fad60), _1425980)
   Exit: (226) [system] peek_char((0x55798e5fad60), d)
^  Call: (226) [user] is_delimiter(d)
   Call: (227) [system] char_type(d, space)
   Fail: (227) [system] char_type(d, space)
   Call: (227) [system] arg(_1430700, v('(', ')', end_of_file), d)
   Fail: (227) [system] arg(_1431632, v('(', ')', end_of_file), d)
^  Fail: (226) [user] is_delimiter(d)
   Call: (226) [system] ')'==d
   Fail: (226) [system] ')'==d
   Call: (226) [system] get_char((0x55798e5fad60), d)
   Exit: (226) [system] get_char((0x55798e5fad60), d)
   Call: (226) [system] d=(\)
   Fail: (226) [system] d=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1438982)
   Call: (227) [system] peek_char((0x55798e5fad60), _1439916)
   Exit: (227) [system] peek_char((0x55798e5fad60), u)
^  Call: (227) [user] is_delimiter(u)
   Call: (228) [system] char_type(u, space)
   Fail: (228) [system] char_type(u, space)
   Call: (228) [system] arg(_1444636, v('(', ')', end_of_file), u)
   Fail: (228) [system] arg(_1445568, v('(', ')', end_of_file), u)
^  Fail: (227) [user] is_delimiter(u)
   Call: (227) [system] ')'==u
   Fail: (227) [system] ')'==u
   Call: (227) [system] get_char((0x55798e5fad60), u)
   Exit: (227) [system] get_char((0x55798e5fad60), u)
   Call: (227) [system] u=(\)
   Fail: (227) [system] u=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1452918)
   Call: (228) [system] peek_char((0x55798e5fad60), _1453852)
   Exit: (228) [system] peek_char((0x55798e5fad60), c)
^  Call: (228) [user] is_delimiter(c)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] arg(_1458572, v('(', ')', end_of_file), c)
   Fail: (229) [system] arg(_1459504, v('(', ')', end_of_file), c)
^  Fail: (228) [user] is_delimiter(c)
   Call: (228) [system] ')'==c
   Fail: (228) [system] ')'==c
   Call: (228) [system] get_char((0x55798e5fad60), c)
   Exit: (228) [system] get_char((0x55798e5fad60), c)
   Call: (228) [system] c=(\)
   Fail: (228) [system] c=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1466854)
   Call: (229) [system] peek_char((0x55798e5fad60), _1467788)
   Exit: (229) [system] peek_char((0x55798e5fad60), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_1472508, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_1473440, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55798e5fad60), t)
   Exit: (229) [system] get_char((0x55798e5fad60), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1480790)
   Call: (230) [system] peek_char((0x55798e5fad60), _1481724)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_1486444, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_1487376, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1494726)
   Call: (231) [system] peek_char((0x55798e5fad60), _1495660)
   Exit: (231) [system] peek_char((0x55798e5fad60), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_1500380, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_1501312, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55798e5fad60), o)
   Exit: (231) [system] get_char((0x55798e5fad60), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1508662)
   Call: (232) [system] peek_char((0x55798e5fad60), _1509596)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_1514316, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_1515248, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1522598)
   Call: (233) [system] peek_char((0x55798e5fad60), _1523532)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _1522598=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (232) [system] _1508662=[n]
   Exit: (232) [system] [n]=[n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (231) [system] _1494726=[o, n]
   Exit: (231) [system] [o, n]=[o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (230) [system] _1480790=[i, o, n]
   Exit: (230) [system] [i, o, n]=[i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (229) [system] _1466854=[t, i, o, n]
   Exit: (229) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (228) [system] _1452918=[c, t, i, o, n]
   Exit: (228) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (227) [system] _1438982=[u, c, t, i, o, n]
   Exit: (227) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (226) [system] _1425046=[d, u, c, t, i, o, n]
   Exit: (226) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (225) [system] _1411110=[o, d, u, c, t, i, o, n]
   Exit: (225) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (224) [system] _1397174=[r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1383238=[t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1369302=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1355366=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1341430=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1327494=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1313558=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1299622=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1285686=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1271750=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1257814=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1243878=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1229942=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (211) [system] _1216006=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (211) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (210) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1182352)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1594310, _1594312), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1182352), _1594286, fail)), '$restore_trace'(_1594310, _1594312))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1594310, _1594312))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1182352), _1594286, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(_1182352)
   Fail: (211) [system] atomic(_1182352)
   Call: (211) [system] atom_chars(_1182352, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (211) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (210) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1603686)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1605544)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _1613282)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1615986)
   Exit: (211) [system] peek_char((0x55798e5fad60), a)
   Call: (211) [system] a=(;)
   Fail: (211) [system] a=(;)
^  Call: (211) [user] is_like_space(a)
   Call: (212) [system] char_type(a, 'white')
   Fail: (212) [system] char_type(a, 'white')
   Call: (212) [system] char_type(a, end_of_line)
   Fail: (212) [system] char_type(a, end_of_line)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] char_type(a, cntrl)
   Fail: (212) [system] char_type(a, cntrl)
^  Fail: (211) [user] is_like_space(a)
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1631064)
   Exit: (209) [system] peek_char((0x55798e5fad60), a)
   Call: (209) [system] a=')'
   Fail: (209) [system] a=')'
   Call: (209) [system] a=end_of_file
   Fail: (209) [system] a=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1636634)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1638492)
   Exit: (211) [system] peek_char((0x55798e5fad60), a)
   Call: (211) [system] a=(;)
   Fail: (211) [system] a=(;)
^  Call: (211) [user] is_like_space(a)
   Call: (212) [system] char_type(a, 'white')
   Fail: (212) [system] char_type(a, 'white')
   Call: (212) [system] char_type(a, end_of_line)
   Fail: (212) [system] char_type(a, end_of_line)
   Call: (212) [system] char_type(a, space)
   Fail: (212) [system] char_type(a, space)
   Call: (212) [system] char_type(a, cntrl)
   Fail: (212) [system] char_type(a, cntrl)
^  Fail: (211) [user] is_like_space(a)
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1652646)
   Exit: (210) [system] get_char((0x55798e5fad60), a)
   Call: (210) [system] a='('
   Fail: (210) [system] a='('
   Call: (210) [system] a='['
   Fail: (210) [system] a='['
   Call: (210) [system] a='{'
   Fail: (210) [system] a='{'
   Call: (210) [system] a='"'
   Fail: (210) [system] a='"'
   Call: (210) [system] a=!
   Fail: (210) [system] a=!
   Call: (210) [system] a='\''
   Fail: (210) [system] a='\''
   Call: (210) [system] a='`'
   Fail: (210) [system] a='`'
   Call: (210) [system] a=end_of_file
   Fail: (210) [system] a=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), a, _1636634)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1670288)
   Call: (212) [system] peek_char((0x55798e5fad60), _1671222)
   Exit: (212) [system] peek_char((0x55798e5fad60), b)
^  Call: (212) [user] is_delimiter(b)
   Call: (213) [system] char_type(b, space)
   Fail: (213) [system] char_type(b, space)
   Call: (213) [system] arg(_1675942, v('(', ')', end_of_file), b)
   Fail: (213) [system] arg(_1676874, v('(', ')', end_of_file), b)
^  Fail: (212) [user] is_delimiter(b)
   Call: (212) [system] ')'==b
   Fail: (212) [system] ')'==b
   Call: (212) [system] get_char((0x55798e5fad60), b)
   Exit: (212) [system] get_char((0x55798e5fad60), b)
   Call: (212) [system] b=(\)
   Fail: (212) [system] b=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1684224)
   Call: (213) [system] peek_char((0x55798e5fad60), _1685158)
   Exit: (213) [system] peek_char((0x55798e5fad60), c)
^  Call: (213) [user] is_delimiter(c)
   Call: (214) [system] char_type(c, space)
   Fail: (214) [system] char_type(c, space)
   Call: (214) [system] arg(_1689878, v('(', ')', end_of_file), c)
   Fail: (214) [system] arg(_1690810, v('(', ')', end_of_file), c)
^  Fail: (213) [user] is_delimiter(c)
   Call: (213) [system] ')'==c
   Fail: (213) [system] ')'==c
   Call: (213) [system] get_char((0x55798e5fad60), c)
   Exit: (213) [system] get_char((0x55798e5fad60), c)
   Call: (213) [system] c=(\)
   Fail: (213) [system] c=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1698160)
   Call: (214) [system] peek_char((0x55798e5fad60), _1699094)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _1698160=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (213) [system] _1684224=[c]
   Exit: (213) [system] [c]=[c]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (212) [system] _1670288=[b, c]
   Exit: (212) [system] [b, c]=[b, c]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (211) [user] classify_and_convert_charseq(a, [b, c], _1636634)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1713992, _1713994), once(user:catch(read_from_chars([a, b, c], _1636634), _1713968, fail)), '$restore_trace'(_1713992, _1713994))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1713992, _1713994))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1713968, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(abc)
   Exit: (212) [system] atomic(abc)
^  Exit: (211) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1721492)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1723350)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _1731088)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1733792)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1748870)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1754440)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1756298)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1770452)
   Exit: (211) [system] get_char((0x55798e5fad60), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1754440)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1776022)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'D')
   Call: (213) [system] 'D'=(;)
   Fail: (213) [system] 'D'=(;)
^  Call: (213) [user] is_like_space('D')
   Call: (214) [system] char_type('D', 'white')
   Fail: (214) [system] char_type('D', 'white')
   Call: (214) [system] char_type('D', end_of_line)
   Fail: (214) [system] char_type('D', end_of_line)
   Call: (214) [system] char_type('D', space)
   Fail: (214) [system] char_type('D', space)
   Call: (214) [system] char_type('D', cntrl)
   Fail: (214) [system] char_type('D', cntrl)
^  Fail: (213) [user] is_like_space('D')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1790176)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'D')
   Call: (212) [system] 'D'=')'
   Fail: (212) [system] 'D'=')'
   Call: (212) [system] 'D'=end_of_file
   Fail: (212) [system] 'D'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1795746)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1797604)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'D')
   Call: (214) [system] 'D'=(;)
   Fail: (214) [system] 'D'=(;)
^  Call: (214) [user] is_like_space('D')
   Call: (215) [system] char_type('D', 'white')
   Fail: (215) [system] char_type('D', 'white')
   Call: (215) [system] char_type('D', end_of_line)
   Fail: (215) [system] char_type('D', end_of_line)
   Call: (215) [system] char_type('D', space)
   Fail: (215) [system] char_type('D', space)
   Call: (215) [system] char_type('D', cntrl)
   Fail: (215) [system] char_type('D', cntrl)
^  Fail: (214) [user] is_like_space('D')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1811758)
   Exit: (213) [system] get_char((0x55798e5fad60), 'D')
   Call: (213) [system] 'D'='('
   Fail: (213) [system] 'D'='('
   Call: (213) [system] 'D'='['
   Fail: (213) [system] 'D'='['
   Call: (213) [system] 'D'='{'
   Fail: (213) [system] 'D'='{'
   Call: (213) [system] 'D'='"'
   Fail: (213) [system] 'D'='"'
   Call: (213) [system] 'D'=!
   Fail: (213) [system] 'D'=!
   Call: (213) [system] 'D'='\''
   Fail: (213) [system] 'D'='\''
   Call: (213) [system] 'D'='`'
   Fail: (213) [system] 'D'='`'
   Call: (213) [system] 'D'=end_of_file
   Fail: (213) [system] 'D'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1795746)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1829400)
   Call: (215) [system] peek_char((0x55798e5fad60), _1830334)
   Exit: (215) [system] peek_char((0x55798e5fad60), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_1835054, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_1835986, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55798e5fad60), i)
   Exit: (215) [system] get_char((0x55798e5fad60), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1843336)
   Call: (216) [system] peek_char((0x55798e5fad60), _1844270)
   Exit: (216) [system] peek_char((0x55798e5fad60), s)
^  Call: (216) [user] is_delimiter(s)
   Call: (217) [system] char_type(s, space)
   Fail: (217) [system] char_type(s, space)
   Call: (217) [system] arg(_1848990, v('(', ')', end_of_file), s)
   Fail: (217) [system] arg(_1849922, v('(', ')', end_of_file), s)
^  Fail: (216) [user] is_delimiter(s)
   Call: (216) [system] ')'==s
   Fail: (216) [system] ')'==s
   Call: (216) [system] get_char((0x55798e5fad60), s)
   Exit: (216) [system] get_char((0x55798e5fad60), s)
   Call: (216) [system] s=(\)
   Fail: (216) [system] s=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1857272)
   Call: (217) [system] peek_char((0x55798e5fad60), _1858206)
   Exit: (217) [system] peek_char((0x55798e5fad60), j)
^  Call: (217) [user] is_delimiter(j)
   Call: (218) [system] char_type(j, space)
   Fail: (218) [system] char_type(j, space)
   Call: (218) [system] arg(_1862926, v('(', ')', end_of_file), j)
   Fail: (218) [system] arg(_1863858, v('(', ')', end_of_file), j)
^  Fail: (217) [user] is_delimiter(j)
   Call: (217) [system] ')'==j
   Fail: (217) [system] ')'==j
   Call: (217) [system] get_char((0x55798e5fad60), j)
   Exit: (217) [system] get_char((0x55798e5fad60), j)
   Call: (217) [system] j=(\)
   Fail: (217) [system] j=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1871208)
   Call: (218) [system] peek_char((0x55798e5fad60), _1872142)
   Exit: (218) [system] peek_char((0x55798e5fad60), u)
^  Call: (218) [user] is_delimiter(u)
   Call: (219) [system] char_type(u, space)
   Fail: (219) [system] char_type(u, space)
   Call: (219) [system] arg(_1876862, v('(', ')', end_of_file), u)
   Fail: (219) [system] arg(_1877794, v('(', ')', end_of_file), u)
^  Fail: (218) [user] is_delimiter(u)
   Call: (218) [system] ')'==u
   Fail: (218) [system] ')'==u
   Call: (218) [system] get_char((0x55798e5fad60), u)
   Exit: (218) [system] get_char((0x55798e5fad60), u)
   Call: (218) [system] u=(\)
   Fail: (218) [system] u=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1885144)
   Call: (219) [system] peek_char((0x55798e5fad60), _1886078)
   Exit: (219) [system] peek_char((0x55798e5fad60), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1890798, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1891730, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55798e5fad60), n)
   Exit: (219) [system] get_char((0x55798e5fad60), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1899080)
   Call: (220) [system] peek_char((0x55798e5fad60), _1900014)
   Exit: (220) [system] peek_char((0x55798e5fad60), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_1904734, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_1905666, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55798e5fad60), c)
   Exit: (220) [system] get_char((0x55798e5fad60), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1913016)
   Call: (221) [system] peek_char((0x55798e5fad60), _1913950)
   Exit: (221) [system] peek_char((0x55798e5fad60), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_1918670, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_1919602, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55798e5fad60), t)
   Exit: (221) [system] get_char((0x55798e5fad60), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1926952)
   Call: (222) [system] peek_char((0x55798e5fad60), _1927886)
   Exit: (222) [system] peek_char((0x55798e5fad60), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_1932606, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_1933538, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55798e5fad60), i)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1940888)
   Call: (223) [system] peek_char((0x55798e5fad60), _1941822)
   Exit: (223) [system] peek_char((0x55798e5fad60), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_1946542, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_1947474, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55798e5fad60), o)
   Exit: (223) [system] get_char((0x55798e5fad60), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1954824)
   Call: (224) [system] peek_char((0x55798e5fad60), _1955758)
   Exit: (224) [system] peek_char((0x55798e5fad60), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1960478, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1961410, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55798e5fad60), n)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1968760)
   Call: (225) [system] peek_char((0x55798e5fad60), _1969694)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (225) [user] is_delimiter('I')
   Call: (226) [system] char_type('I', space)
   Fail: (226) [system] char_type('I', space)
   Call: (226) [system] arg(_1974414, v('(', ')', end_of_file), 'I')
   Fail: (226) [system] arg(_1975346, v('(', ')', end_of_file), 'I')
^  Fail: (225) [user] is_delimiter('I')
   Call: (225) [system] ')'=='I'
   Fail: (225) [system] ')'=='I'
   Call: (225) [system] get_char((0x55798e5fad60), 'I')
   Exit: (225) [system] get_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'=(\)
   Fail: (225) [system] 'I'=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1982696)
   Call: (226) [system] peek_char((0x55798e5fad60), _1983630)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_1988350, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_1989282, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1996632)
   Call: (227) [system] peek_char((0x55798e5fad60), _1997566)
   Exit: (227) [system] peek_char((0x55798e5fad60), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_2002286, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_2003218, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55798e5fad60), t)
   Exit: (227) [system] get_char((0x55798e5fad60), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _2010568)
   Call: (228) [system] peek_char((0x55798e5fad60), _2011502)
   Exit: (228) [system] peek_char((0x55798e5fad60), r)
^  Call: (228) [user] is_delimiter(r)
   Call: (229) [system] char_type(r, space)
   Fail: (229) [system] char_type(r, space)
   Call: (229) [system] arg(_2016222, v('(', ')', end_of_file), r)
   Fail: (229) [system] arg(_2017154, v('(', ')', end_of_file), r)
^  Fail: (228) [user] is_delimiter(r)
   Call: (228) [system] ')'==r
   Fail: (228) [system] ')'==r
   Call: (228) [system] get_char((0x55798e5fad60), r)
   Exit: (228) [system] get_char((0x55798e5fad60), r)
   Call: (228) [system] r=(\)
   Fail: (228) [system] r=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _2024504)
   Call: (229) [system] peek_char((0x55798e5fad60), _2025438)
   Exit: (229) [system] peek_char((0x55798e5fad60), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_2030158, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_2031090, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55798e5fad60), o)
   Exit: (229) [system] get_char((0x55798e5fad60), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _2038440)
   Call: (230) [system] peek_char((0x55798e5fad60), _2039374)
   Exit: (230) [system] peek_char((0x55798e5fad60), d)
^  Call: (230) [user] is_delimiter(d)
   Call: (231) [system] char_type(d, space)
   Fail: (231) [system] char_type(d, space)
   Call: (231) [system] arg(_2044094, v('(', ')', end_of_file), d)
   Fail: (231) [system] arg(_2045026, v('(', ')', end_of_file), d)
^  Fail: (230) [user] is_delimiter(d)
   Call: (230) [system] ')'==d
   Fail: (230) [system] ')'==d
   Call: (230) [system] get_char((0x55798e5fad60), d)
   Exit: (230) [system] get_char((0x55798e5fad60), d)
   Call: (230) [system] d=(\)
   Fail: (230) [system] d=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _2052376)
   Call: (231) [system] peek_char((0x55798e5fad60), _2053310)
   Exit: (231) [system] peek_char((0x55798e5fad60), u)
^  Call: (231) [user] is_delimiter(u)
   Call: (232) [system] char_type(u, space)
   Fail: (232) [system] char_type(u, space)
   Call: (232) [system] arg(_2058030, v('(', ')', end_of_file), u)
   Fail: (232) [system] arg(_2058962, v('(', ')', end_of_file), u)
^  Fail: (231) [user] is_delimiter(u)
   Call: (231) [system] ')'==u
   Fail: (231) [system] ')'==u
   Call: (231) [system] get_char((0x55798e5fad60), u)
   Exit: (231) [system] get_char((0x55798e5fad60), u)
   Call: (231) [system] u=(\)
   Fail: (231) [system] u=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _2066312)
   Call: (232) [system] peek_char((0x55798e5fad60), _2067246)
   Exit: (232) [system] peek_char((0x55798e5fad60), c)
^  Call: (232) [user] is_delimiter(c)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] arg(_2071966, v('(', ')', end_of_file), c)
   Fail: (233) [system] arg(_2072898, v('(', ')', end_of_file), c)
^  Fail: (232) [user] is_delimiter(c)
   Call: (232) [system] ')'==c
   Fail: (232) [system] ')'==c
   Call: (232) [system] get_char((0x55798e5fad60), c)
   Exit: (232) [system] get_char((0x55798e5fad60), c)
   Call: (232) [system] c=(\)
   Fail: (232) [system] c=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _2080248)
   Call: (233) [system] peek_char((0x55798e5fad60), _2081182)
   Exit: (233) [system] peek_char((0x55798e5fad60), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_2085902, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_2086834, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55798e5fad60), t)
   Exit: (233) [system] get_char((0x55798e5fad60), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _2094184)
   Call: (234) [system] peek_char((0x55798e5fad60), _2095118)
   Exit: (234) [system] peek_char((0x55798e5fad60), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_7058, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_7990, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55798e5fad60), i)
   Exit: (234) [system] get_char((0x55798e5fad60), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _15340)
   Call: (235) [system] peek_char((0x55798e5fad60), _16274)
   Exit: (235) [system] peek_char((0x55798e5fad60), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_20994, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_21926, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55798e5fad60), o)
   Exit: (235) [system] get_char((0x55798e5fad60), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _29276)
   Call: (236) [system] peek_char((0x55798e5fad60), _30210)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_34930, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_35862, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _43212)
   Call: (237) [system] peek_char((0x55798e5fad60), _44146)
   Exit: (237) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (237) [user] is_delimiter(' ')
   Call: (238) [system] char_type(' ', space)
   Exit: (238) [system] char_type(' ', space)
^  Exit: (237) [user] is_delimiter(' ')
   Call: (237) [system] _43212=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (236) [system] _29276=[n]
   Exit: (236) [system] [n]=[n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (235) [system] _15340=[o, n]
   Exit: (235) [system] [o, n]=[o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (234) [system] _4228=[i, o, n]
   Exit: (234) [system] [i, o, n]=[i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (233) [system] _4224=[t, i, o, n]
   Exit: (233) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (232) [system] _4220=[c, t, i, o, n]
   Exit: (232) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (231) [system] _4216=[u, c, t, i, o, n]
   Exit: (231) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (230) [system] _4212=[d, u, c, t, i, o, n]
   Exit: (230) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (229) [system] _4208=[o, d, u, c, t, i, o, n]
   Exit: (229) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (228) [system] _4204=[r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _4200=[t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _4196=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _4192=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _4188=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _4184=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _4180=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _4176=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _4172=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _4168=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _4164=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _4160=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _4156=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _4152=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (214) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4148)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_114924, _114926), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4148), _114900, fail)), '$restore_trace'(_114924, _114926))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_114924, _114926))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4148), _114900, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_4148)
   Fail: (215) [system] atomic(_4148)
   Call: (215) [system] atom_chars(_4148, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (215) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (214) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _124300)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _126158)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _133896)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _136600)
   Exit: (215) [system] peek_char((0x55798e5fad60), a)
   Call: (215) [system] a=(;)
   Fail: (215) [system] a=(;)
^  Call: (215) [user] is_like_space(a)
   Call: (216) [system] char_type(a, 'white')
   Fail: (216) [system] char_type(a, 'white')
   Call: (216) [system] char_type(a, end_of_line)
   Fail: (216) [system] char_type(a, end_of_line)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] char_type(a, cntrl)
   Fail: (216) [system] char_type(a, cntrl)
^  Fail: (215) [user] is_like_space(a)
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _151678)
   Exit: (213) [system] peek_char((0x55798e5fad60), a)
   Call: (213) [system] a=')'
   Fail: (213) [system] a=')'
   Call: (213) [system] a=end_of_file
   Fail: (213) [system] a=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _157248)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _159106)
   Exit: (215) [system] peek_char((0x55798e5fad60), a)
   Call: (215) [system] a=(;)
   Fail: (215) [system] a=(;)
^  Call: (215) [user] is_like_space(a)
   Call: (216) [system] char_type(a, 'white')
   Fail: (216) [system] char_type(a, 'white')
   Call: (216) [system] char_type(a, end_of_line)
   Fail: (216) [system] char_type(a, end_of_line)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] char_type(a, cntrl)
   Fail: (216) [system] char_type(a, cntrl)
^  Fail: (215) [user] is_like_space(a)
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _173260)
   Exit: (214) [system] get_char((0x55798e5fad60), a)
   Call: (214) [system] a='('
   Fail: (214) [system] a='('
   Call: (214) [system] a='['
   Fail: (214) [system] a='['
   Call: (214) [system] a='{'
   Fail: (214) [system] a='{'
   Call: (214) [system] a='"'
   Fail: (214) [system] a='"'
   Call: (214) [system] a=!
   Fail: (214) [system] a=!
   Call: (214) [system] a='\''
   Fail: (214) [system] a='\''
   Call: (214) [system] a='`'
   Fail: (214) [system] a='`'
   Call: (214) [system] a=end_of_file
   Fail: (214) [system] a=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), a, _157248)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _190902)
   Call: (216) [system] peek_char((0x55798e5fad60), _191836)
   Exit: (216) [system] peek_char((0x55798e5fad60), b)
^  Call: (216) [user] is_delimiter(b)
   Call: (217) [system] char_type(b, space)
   Fail: (217) [system] char_type(b, space)
   Call: (217) [system] arg(_196556, v('(', ')', end_of_file), b)
   Fail: (217) [system] arg(_197488, v('(', ')', end_of_file), b)
^  Fail: (216) [user] is_delimiter(b)
   Call: (216) [system] ')'==b
   Fail: (216) [system] ')'==b
   Call: (216) [system] get_char((0x55798e5fad60), b)
   Exit: (216) [system] get_char((0x55798e5fad60), b)
   Call: (216) [system] b=(\)
   Fail: (216) [system] b=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _204838)
   Call: (217) [system] peek_char((0x55798e5fad60), _205772)
   Exit: (217) [system] peek_char((0x55798e5fad60), c)
^  Call: (217) [user] is_delimiter(c)
   Call: (218) [system] char_type(c, space)
   Fail: (218) [system] char_type(c, space)
   Call: (218) [system] arg(_210492, v('(', ')', end_of_file), c)
   Fail: (218) [system] arg(_211424, v('(', ')', end_of_file), c)
^  Fail: (217) [user] is_delimiter(c)
   Call: (217) [system] ')'==c
   Fail: (217) [system] ')'==c
   Call: (217) [system] get_char((0x55798e5fad60), c)
   Exit: (217) [system] get_char((0x55798e5fad60), c)
   Call: (217) [system] c=(\)
   Fail: (217) [system] c=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _218774)
   Call: (218) [system] peek_char((0x55798e5fad60), _219708)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _218774=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (217) [system] _204838=[c]
   Exit: (217) [system] [c]=[c]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (216) [system] _190902=[b, c]
   Exit: (216) [system] [b, c]=[b, c]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (215) [user] classify_and_convert_charseq(a, [b, c], _157248)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_234606, _234608), once(user:catch(read_from_chars([a, b, c], _157248), _234582, fail)), '$restore_trace'(_234606, _234608))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_234606, _234608))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _234582, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(abc)
   Exit: (216) [system] atomic(abc)
^  Exit: (215) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _242106)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _243964)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _251702)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _254406)
   Exit: (216) [system] peek_char((0x55798e5fad60), a)
   Call: (216) [system] a=(;)
   Fail: (216) [system] a=(;)
^  Call: (216) [user] is_like_space(a)
   Call: (217) [system] char_type(a, 'white')
   Fail: (217) [system] char_type(a, 'white')
   Call: (217) [system] char_type(a, end_of_line)
   Fail: (217) [system] char_type(a, end_of_line)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] char_type(a, cntrl)
   Fail: (217) [system] char_type(a, cntrl)
^  Fail: (216) [user] is_like_space(a)
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _269484)
   Exit: (214) [system] peek_char((0x55798e5fad60), a)
   Call: (214) [system] a=')'
   Fail: (214) [system] a=')'
   Call: (214) [system] a=end_of_file
   Fail: (214) [system] a=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _275054)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _276912)
   Exit: (216) [system] peek_char((0x55798e5fad60), a)
   Call: (216) [system] a=(;)
   Fail: (216) [system] a=(;)
^  Call: (216) [user] is_like_space(a)
   Call: (217) [system] char_type(a, 'white')
   Fail: (217) [system] char_type(a, 'white')
   Call: (217) [system] char_type(a, end_of_line)
   Fail: (217) [system] char_type(a, end_of_line)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] char_type(a, cntrl)
   Fail: (217) [system] char_type(a, cntrl)
^  Fail: (216) [user] is_like_space(a)
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _291066)
   Exit: (215) [system] get_char((0x55798e5fad60), a)
   Call: (215) [system] a='('
   Fail: (215) [system] a='('
   Call: (215) [system] a='['
   Fail: (215) [system] a='['
   Call: (215) [system] a='{'
   Fail: (215) [system] a='{'
   Call: (215) [system] a='"'
   Fail: (215) [system] a='"'
   Call: (215) [system] a=!
   Fail: (215) [system] a=!
   Call: (215) [system] a='\''
   Fail: (215) [system] a='\''
   Call: (215) [system] a='`'
   Fail: (215) [system] a='`'
   Call: (215) [system] a=end_of_file
   Fail: (215) [system] a=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), a, _275054)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _308708)
   Call: (217) [system] peek_char((0x55798e5fad60), _309642)
   Exit: (217) [system] peek_char((0x55798e5fad60), b)
^  Call: (217) [user] is_delimiter(b)
   Call: (218) [system] char_type(b, space)
   Fail: (218) [system] char_type(b, space)
   Call: (218) [system] arg(_314362, v('(', ')', end_of_file), b)
   Fail: (218) [system] arg(_315294, v('(', ')', end_of_file), b)
^  Fail: (217) [user] is_delimiter(b)
   Call: (217) [system] ')'==b
   Fail: (217) [system] ')'==b
   Call: (217) [system] get_char((0x55798e5fad60), b)
   Exit: (217) [system] get_char((0x55798e5fad60), b)
   Call: (217) [system] b=(\)
   Fail: (217) [system] b=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _322644)
   Call: (218) [system] peek_char((0x55798e5fad60), _323578)
   Exit: (218) [system] peek_char((0x55798e5fad60), c)
^  Call: (218) [user] is_delimiter(c)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] arg(_328298, v('(', ')', end_of_file), c)
   Fail: (219) [system] arg(_329230, v('(', ')', end_of_file), c)
^  Fail: (218) [user] is_delimiter(c)
   Call: (218) [system] ')'==c
   Fail: (218) [system] ')'==c
   Call: (218) [system] get_char((0x55798e5fad60), c)
   Exit: (218) [system] get_char((0x55798e5fad60), c)
   Call: (218) [system] c=(\)
   Fail: (218) [system] c=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _336580)
   Call: (219) [system] peek_char((0x55798e5fad60), _337514)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
^  Call: (219) [user] is_delimiter(')')
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] arg(_342234, v('(', ')', end_of_file), ')')
   Exit: (220) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (219) [user] is_delimiter(')')
   Call: (219) [system] _336580=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (218) [system] _322644=[c]
   Exit: (218) [system] [c]=[c]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (217) [system] _308708=[b, c]
   Exit: (217) [system] [b, c]=[b, c]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (216) [user] classify_and_convert_charseq(a, [b, c], _275054)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_354284, _354286), once(user:catch(read_from_chars([a, b, c], _275054), _354260, fail)), '$restore_trace'(_354284, _354286))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_354284, _354286))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _354260, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(abc)
   Exit: (217) [system] atomic(abc)
^  Exit: (216) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _361784)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _363642)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _377796)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55798e5fad60), _381586)
   Exit: (215) [system] get_char((0x55798e5fad60), ')')
   Call: (215) [system] _361784=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [])
   Call: (214) [system] _242106=[abc]
   Exit: (214) [system] [abc]=[abc]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [abc])
   Call: (213) [system] _124300=[abc, abc]
   Exit: (213) [system] [abc, abc]=[abc, abc]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [abc, abc])
   Call: (212) [system] _4142=['DisjunctionIntroduction', abc, abc]
   Exit: (212) [system] ['DisjunctionIntroduction', abc, abc]=['DisjunctionIntroduction', abc, abc]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, abc])
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, abc])
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _395468)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _397326)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _411480)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55798e5fad60), _415270)
   Exit: (211) [system] get_char((0x55798e5fad60), ')')
   Call: (211) [system] _395468=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [])
   Call: (210) [system] _4138=[['DisjunctionIntroduction', abc, abc]]
   Exit: (210) [system] [['DisjunctionIntroduction', abc, abc]]=[['DisjunctionIntroduction', abc, abc]]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, abc]])
   Call: (209) [system] _4132=[abc, ['DisjunctionIntroduction', abc, abc]]
   Exit: (209) [system] [abc, ['DisjunctionIntroduction', abc, abc]]=[abc, ['DisjunctionIntroduction', abc, abc]]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [abc, ['DisjunctionIntroduction', abc, abc]])
   Call: (208) [system] _4124=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]]
   Exit: (208) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]])
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]])
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _429152)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _431010)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _438748)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _441452)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _456530)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _462100)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _463958)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _478112)
   Exit: (208) [system] get_char((0x55798e5fad60), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _462100)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _483682)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'O')
   Call: (210) [system] 'O'=(;)
   Fail: (210) [system] 'O'=(;)
^  Call: (210) [user] is_like_space('O')
   Call: (211) [system] char_type('O', 'white')
   Fail: (211) [system] char_type('O', 'white')
   Call: (211) [system] char_type('O', end_of_line)
   Fail: (211) [system] char_type('O', end_of_line)
   Call: (211) [system] char_type('O', space)
   Fail: (211) [system] char_type('O', space)
   Call: (211) [system] char_type('O', cntrl)
   Fail: (211) [system] char_type('O', cntrl)
^  Fail: (210) [user] is_like_space('O')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _497836)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'O')
   Call: (209) [system] 'O'=')'
   Fail: (209) [system] 'O'=')'
   Call: (209) [system] 'O'=end_of_file
   Fail: (209) [system] 'O'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _503406)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _505264)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'O')
   Call: (211) [system] 'O'=(;)
   Fail: (211) [system] 'O'=(;)
^  Call: (211) [user] is_like_space('O')
   Call: (212) [system] char_type('O', 'white')
   Fail: (212) [system] char_type('O', 'white')
   Call: (212) [system] char_type('O', end_of_line)
   Fail: (212) [system] char_type('O', end_of_line)
   Call: (212) [system] char_type('O', space)
   Fail: (212) [system] char_type('O', space)
   Call: (212) [system] char_type('O', cntrl)
   Fail: (212) [system] char_type('O', cntrl)
^  Fail: (211) [user] is_like_space('O')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _519418)
   Exit: (210) [system] get_char((0x55798e5fad60), 'O')
   Call: (210) [system] 'O'='('
   Fail: (210) [system] 'O'='('
   Call: (210) [system] 'O'='['
   Fail: (210) [system] 'O'='['
   Call: (210) [system] 'O'='{'
   Fail: (210) [system] 'O'='{'
   Call: (210) [system] 'O'='"'
   Fail: (210) [system] 'O'='"'
   Call: (210) [system] 'O'=!
   Fail: (210) [system] 'O'=!
   Call: (210) [system] 'O'='\''
   Fail: (210) [system] 'O'='\''
   Call: (210) [system] 'O'='`'
   Fail: (210) [system] 'O'='`'
   Call: (210) [system] 'O'=end_of_file
   Fail: (210) [system] 'O'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), 'O', _503406)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _537060)
   Call: (212) [system] peek_char((0x55798e5fad60), _537994)
   Exit: (212) [system] peek_char((0x55798e5fad60), r)
^  Call: (212) [user] is_delimiter(r)
   Call: (213) [system] char_type(r, space)
   Fail: (213) [system] char_type(r, space)
   Call: (213) [system] arg(_542714, v('(', ')', end_of_file), r)
   Fail: (213) [system] arg(_543646, v('(', ')', end_of_file), r)
^  Fail: (212) [user] is_delimiter(r)
   Call: (212) [system] ')'==r
   Fail: (212) [system] ')'==r
   Call: (212) [system] get_char((0x55798e5fad60), r)
   Exit: (212) [system] get_char((0x55798e5fad60), r)
   Call: (212) [system] r=(\)
   Fail: (212) [system] r=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _550996)
   Call: (213) [system] peek_char((0x55798e5fad60), _551930)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (213) [user] is_delimiter('L')
   Call: (214) [system] char_type('L', space)
   Fail: (214) [system] char_type('L', space)
   Call: (214) [system] arg(_556650, v('(', ')', end_of_file), 'L')
   Fail: (214) [system] arg(_557582, v('(', ')', end_of_file), 'L')
^  Fail: (213) [user] is_delimiter('L')
   Call: (213) [system] ')'=='L'
   Fail: (213) [system] ')'=='L'
   Call: (213) [system] get_char((0x55798e5fad60), 'L')
   Exit: (213) [system] get_char((0x55798e5fad60), 'L')
   Call: (213) [system] 'L'=(\)
   Fail: (213) [system] 'L'=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _564932)
   Call: (214) [system] peek_char((0x55798e5fad60), _565866)
   Exit: (214) [system] peek_char((0x55798e5fad60), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_570586, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_571518, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55798e5fad60), i)
   Exit: (214) [system] get_char((0x55798e5fad60), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _578868)
   Call: (215) [system] peek_char((0x55798e5fad60), _579802)
   Exit: (215) [system] peek_char((0x55798e5fad60), n)
^  Call: (215) [user] is_delimiter(n)
   Call: (216) [system] char_type(n, space)
   Fail: (216) [system] char_type(n, space)
   Call: (216) [system] arg(_584522, v('(', ')', end_of_file), n)
   Fail: (216) [system] arg(_585454, v('(', ')', end_of_file), n)
^  Fail: (215) [user] is_delimiter(n)
   Call: (215) [system] ')'==n
   Fail: (215) [system] ')'==n
   Call: (215) [system] get_char((0x55798e5fad60), n)
   Exit: (215) [system] get_char((0x55798e5fad60), n)
   Call: (215) [system] n=(\)
   Fail: (215) [system] n=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _592804)
   Call: (216) [system] peek_char((0x55798e5fad60), _593738)
   Exit: (216) [system] peek_char((0x55798e5fad60), k)
^  Call: (216) [user] is_delimiter(k)
   Call: (217) [system] char_type(k, space)
   Fail: (217) [system] char_type(k, space)
   Call: (217) [system] arg(_598458, v('(', ')', end_of_file), k)
   Fail: (217) [system] arg(_599390, v('(', ')', end_of_file), k)
^  Fail: (216) [user] is_delimiter(k)
   Call: (216) [system] ')'==k
   Fail: (216) [system] ')'==k
   Call: (216) [system] get_char((0x55798e5fad60), k)
   Exit: (216) [system] get_char((0x55798e5fad60), k)
   Call: (216) [system] k=(\)
   Fail: (216) [system] k=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _606740)
   Call: (217) [system] peek_char((0x55798e5fad60), _607674)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _606740=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (216) [system] _592804=[k]
   Exit: (216) [system] [k]=[k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (215) [system] _578868=[n, k]
   Exit: (215) [system] [n, k]=[n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (214) [system] _564932=[i, n, k]
   Exit: (214) [system] [i, n, k]=[i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (213) [system] _550996=['L', i, n, k]
   Exit: (213) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (212) [system] _537060=[r, 'L', i, n, k]
   Exit: (212) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (211) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _503406)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_630954, _630956), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _503406), _630930, fail)), '$restore_trace'(_630954, _630956))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_630954, _630956))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _503406), _630930, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_503406)
   Fail: (212) [system] atomic(_503406)
   Call: (212) [system] atom_chars(_503406, ['O', r, 'L', i, n, k])
   Exit: (212) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (211) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _640330)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _642188)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _649926)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _652630)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _667708)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _673278)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _675136)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _689290)
   Exit: (211) [system] get_char((0x55798e5fad60), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _673278)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _694860)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'I')
   Call: (213) [system] 'I'=(;)
   Fail: (213) [system] 'I'=(;)
^  Call: (213) [user] is_like_space('I')
   Call: (214) [system] char_type('I', 'white')
   Fail: (214) [system] char_type('I', 'white')
   Call: (214) [system] char_type('I', end_of_line)
   Fail: (214) [system] char_type('I', end_of_line)
   Call: (214) [system] char_type('I', space)
   Fail: (214) [system] char_type('I', space)
   Call: (214) [system] char_type('I', cntrl)
   Fail: (214) [system] char_type('I', cntrl)
^  Fail: (213) [user] is_like_space('I')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _709014)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'I')
   Call: (212) [system] 'I'=')'
   Fail: (212) [system] 'I'=')'
   Call: (212) [system] 'I'=end_of_file
   Fail: (212) [system] 'I'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _714584)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _716442)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'I')
   Call: (214) [system] 'I'=(;)
   Fail: (214) [system] 'I'=(;)
^  Call: (214) [user] is_like_space('I')
   Call: (215) [system] char_type('I', 'white')
   Fail: (215) [system] char_type('I', 'white')
   Call: (215) [system] char_type('I', end_of_line)
   Fail: (215) [system] char_type('I', end_of_line)
   Call: (215) [system] char_type('I', space)
   Fail: (215) [system] char_type('I', space)
   Call: (215) [system] char_type('I', cntrl)
   Fail: (215) [system] char_type('I', cntrl)
^  Fail: (214) [user] is_like_space('I')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _730596)
   Exit: (213) [system] get_char((0x55798e5fad60), 'I')
   Call: (213) [system] 'I'='('
   Fail: (213) [system] 'I'='('
   Call: (213) [system] 'I'='['
   Fail: (213) [system] 'I'='['
   Call: (213) [system] 'I'='{'
   Fail: (213) [system] 'I'='{'
   Call: (213) [system] 'I'='"'
   Fail: (213) [system] 'I'='"'
   Call: (213) [system] 'I'=!
   Fail: (213) [system] 'I'=!
   Call: (213) [system] 'I'='\''
   Fail: (213) [system] 'I'='\''
   Call: (213) [system] 'I'='`'
   Fail: (213) [system] 'I'='`'
   Call: (213) [system] 'I'=end_of_file
   Fail: (213) [system] 'I'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'I', _714584)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _748238)
   Call: (215) [system] peek_char((0x55798e5fad60), _749172)
   Exit: (215) [system] peek_char((0x55798e5fad60), m)
^  Call: (215) [user] is_delimiter(m)
   Call: (216) [system] char_type(m, space)
   Fail: (216) [system] char_type(m, space)
   Call: (216) [system] arg(_753892, v('(', ')', end_of_file), m)
   Fail: (216) [system] arg(_754824, v('(', ')', end_of_file), m)
^  Fail: (215) [user] is_delimiter(m)
   Call: (215) [system] ')'==m
   Fail: (215) [system] ')'==m
   Call: (215) [system] get_char((0x55798e5fad60), m)
   Exit: (215) [system] get_char((0x55798e5fad60), m)
   Call: (215) [system] m=(\)
   Fail: (215) [system] m=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _762174)
   Call: (216) [system] peek_char((0x55798e5fad60), _763108)
   Exit: (216) [system] peek_char((0x55798e5fad60), p)
^  Call: (216) [user] is_delimiter(p)
   Call: (217) [system] char_type(p, space)
   Fail: (217) [system] char_type(p, space)
   Call: (217) [system] arg(_767828, v('(', ')', end_of_file), p)
   Fail: (217) [system] arg(_768760, v('(', ')', end_of_file), p)
^  Fail: (216) [user] is_delimiter(p)
   Call: (216) [system] ')'==p
   Fail: (216) [system] ')'==p
   Call: (216) [system] get_char((0x55798e5fad60), p)
   Exit: (216) [system] get_char((0x55798e5fad60), p)
   Call: (216) [system] p=(\)
   Fail: (216) [system] p=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _776110)
   Call: (217) [system] peek_char((0x55798e5fad60), _777044)
   Exit: (217) [system] peek_char((0x55798e5fad60), l)
^  Call: (217) [user] is_delimiter(l)
   Call: (218) [system] char_type(l, space)
   Fail: (218) [system] char_type(l, space)
   Call: (218) [system] arg(_781764, v('(', ')', end_of_file), l)
   Fail: (218) [system] arg(_782696, v('(', ')', end_of_file), l)
^  Fail: (217) [user] is_delimiter(l)
   Call: (217) [system] ')'==l
   Fail: (217) [system] ')'==l
   Call: (217) [system] get_char((0x55798e5fad60), l)
   Exit: (217) [system] get_char((0x55798e5fad60), l)
   Call: (217) [system] l=(\)
   Fail: (217) [system] l=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _790046)
   Call: (218) [system] peek_char((0x55798e5fad60), _790980)
   Exit: (218) [system] peek_char((0x55798e5fad60), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_795700, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_796632, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55798e5fad60), i)
   Exit: (218) [system] get_char((0x55798e5fad60), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _803982)
   Call: (219) [system] peek_char((0x55798e5fad60), _804916)
   Exit: (219) [system] peek_char((0x55798e5fad60), c)
^  Call: (219) [user] is_delimiter(c)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] arg(_809636, v('(', ')', end_of_file), c)
   Fail: (220) [system] arg(_810568, v('(', ')', end_of_file), c)
^  Fail: (219) [user] is_delimiter(c)
   Call: (219) [system] ')'==c
   Fail: (219) [system] ')'==c
   Call: (219) [system] get_char((0x55798e5fad60), c)
   Exit: (219) [system] get_char((0x55798e5fad60), c)
   Call: (219) [system] c=(\)
   Fail: (219) [system] c=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _817918)
   Call: (220) [system] peek_char((0x55798e5fad60), _818852)
   Exit: (220) [system] peek_char((0x55798e5fad60), a)
^  Call: (220) [user] is_delimiter(a)
   Call: (221) [system] char_type(a, space)
   Fail: (221) [system] char_type(a, space)
   Call: (221) [system] arg(_823572, v('(', ')', end_of_file), a)
   Fail: (221) [system] arg(_824504, v('(', ')', end_of_file), a)
^  Fail: (220) [user] is_delimiter(a)
   Call: (220) [system] ')'==a
   Fail: (220) [system] ')'==a
   Call: (220) [system] get_char((0x55798e5fad60), a)
   Exit: (220) [system] get_char((0x55798e5fad60), a)
   Call: (220) [system] a=(\)
   Fail: (220) [system] a=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _831854)
   Call: (221) [system] peek_char((0x55798e5fad60), _832788)
   Exit: (221) [system] peek_char((0x55798e5fad60), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_837508, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_838440, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55798e5fad60), t)
   Exit: (221) [system] get_char((0x55798e5fad60), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _845790)
   Call: (222) [system] peek_char((0x55798e5fad60), _846724)
   Exit: (222) [system] peek_char((0x55798e5fad60), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_851444, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_852376, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55798e5fad60), i)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _859726)
   Call: (223) [system] peek_char((0x55798e5fad60), _860660)
   Exit: (223) [system] peek_char((0x55798e5fad60), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_865380, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_866312, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55798e5fad60), o)
   Exit: (223) [system] get_char((0x55798e5fad60), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _873662)
   Call: (224) [system] peek_char((0x55798e5fad60), _874596)
   Exit: (224) [system] peek_char((0x55798e5fad60), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_879316, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_880248, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55798e5fad60), n)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _887598)
   Call: (225) [system] peek_char((0x55798e5fad60), _888532)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _887598=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (224) [system] _873662=[n]
   Exit: (224) [system] [n]=[n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (223) [system] _859726=[o, n]
   Exit: (223) [system] [o, n]=[o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (222) [system] _845790=[i, o, n]
   Exit: (222) [system] [i, o, n]=[i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (221) [system] _831854=[t, i, o, n]
   Exit: (221) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (220) [system] _817918=[a, t, i, o, n]
   Exit: (220) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (219) [system] _803982=[c, a, t, i, o, n]
   Exit: (219) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (218) [system] _790046=[i, c, a, t, i, o, n]
   Exit: (218) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (217) [system] _776110=[l, i, c, a, t, i, o, n]
   Exit: (217) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (216) [system] _762174=[p, l, i, c, a, t, i, o, n]
   Exit: (216) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (215) [system] _748238=[m, p, l, i, c, a, t, i, o, n]
   Exit: (215) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (214) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _714584)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_925782, _925784), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _714584), _925758, fail)), '$restore_trace'(_925782, _925784))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_925782, _925784))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _714584), _925758, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_714584)
   Fail: (215) [system] atomic(_714584)
   Call: (215) [system] atom_chars(_714584, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (215) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (214) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _935158)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _937016)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _944754)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _947458)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _962536)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _968106)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _969964)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _984118)
   Exit: (214) [system] get_char((0x55798e5fad60), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _968106)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _989688)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'A')
   Call: (216) [system] 'A'=(;)
   Fail: (216) [system] 'A'=(;)
^  Call: (216) [user] is_like_space('A')
   Call: (217) [system] char_type('A', 'white')
   Fail: (217) [system] char_type('A', 'white')
   Call: (217) [system] char_type('A', end_of_line)
   Fail: (217) [system] char_type('A', end_of_line)
   Call: (217) [system] char_type('A', space)
   Fail: (217) [system] char_type('A', space)
   Call: (217) [system] char_type('A', cntrl)
   Fail: (217) [system] char_type('A', cntrl)
^  Fail: (216) [user] is_like_space('A')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1003842)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'A')
   Call: (215) [system] 'A'=')'
   Fail: (215) [system] 'A'=')'
   Call: (215) [system] 'A'=end_of_file
   Fail: (215) [system] 'A'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _1009412)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1011270)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _1025424)
   Exit: (216) [system] get_char((0x55798e5fad60), 'A')
   Call: (216) [system] 'A'='('
   Fail: (216) [system] 'A'='('
   Call: (216) [system] 'A'='['
   Fail: (216) [system] 'A'='['
   Call: (216) [system] 'A'='{'
   Fail: (216) [system] 'A'='{'
   Call: (216) [system] 'A'='"'
   Fail: (216) [system] 'A'='"'
   Call: (216) [system] 'A'=!
   Fail: (216) [system] 'A'=!
   Call: (216) [system] 'A'='\''
   Fail: (216) [system] 'A'='\''
   Call: (216) [system] 'A'='`'
   Fail: (216) [system] 'A'='`'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1009412)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1043066)
   Call: (218) [system] peek_char((0x55798e5fad60), _1044000)
   Exit: (218) [system] peek_char((0x55798e5fad60), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_1048720, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_1049652, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55798e5fad60), n)
   Exit: (218) [system] get_char((0x55798e5fad60), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1057002)
   Call: (219) [system] peek_char((0x55798e5fad60), _1057936)
   Exit: (219) [system] peek_char((0x55798e5fad60), d)
^  Call: (219) [user] is_delimiter(d)
   Call: (220) [system] char_type(d, space)
   Fail: (220) [system] char_type(d, space)
   Call: (220) [system] arg(_1062656, v('(', ')', end_of_file), d)
   Fail: (220) [system] arg(_1063588, v('(', ')', end_of_file), d)
^  Fail: (219) [user] is_delimiter(d)
   Call: (219) [system] ')'==d
   Fail: (219) [system] ')'==d
   Call: (219) [system] get_char((0x55798e5fad60), d)
   Exit: (219) [system] get_char((0x55798e5fad60), d)
   Call: (219) [system] d=(\)
   Fail: (219) [system] d=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1070938)
   Call: (220) [system] peek_char((0x55798e5fad60), _1071872)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (220) [user] is_delimiter('L')
   Call: (221) [system] char_type('L', space)
   Fail: (221) [system] char_type('L', space)
   Call: (221) [system] arg(_1076592, v('(', ')', end_of_file), 'L')
   Fail: (221) [system] arg(_1077524, v('(', ')', end_of_file), 'L')
^  Fail: (220) [user] is_delimiter('L')
   Call: (220) [system] ')'=='L'
   Fail: (220) [system] ')'=='L'
   Call: (220) [system] get_char((0x55798e5fad60), 'L')
   Exit: (220) [system] get_char((0x55798e5fad60), 'L')
   Call: (220) [system] 'L'=(\)
   Fail: (220) [system] 'L'=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1084874)
   Call: (221) [system] peek_char((0x55798e5fad60), _1085808)
   Exit: (221) [system] peek_char((0x55798e5fad60), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_1090528, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_1091460, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55798e5fad60), i)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1098810)
   Call: (222) [system] peek_char((0x55798e5fad60), _1099744)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_1104464, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_1105396, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1112746)
   Call: (223) [system] peek_char((0x55798e5fad60), _1113680)
   Exit: (223) [system] peek_char((0x55798e5fad60), k)
^  Call: (223) [user] is_delimiter(k)
   Call: (224) [system] char_type(k, space)
   Fail: (224) [system] char_type(k, space)
   Call: (224) [system] arg(_1118400, v('(', ')', end_of_file), k)
   Fail: (224) [system] arg(_1119332, v('(', ')', end_of_file), k)
^  Fail: (223) [user] is_delimiter(k)
   Call: (223) [system] ')'==k
   Fail: (223) [system] ')'==k
   Call: (223) [system] get_char((0x55798e5fad60), k)
   Exit: (223) [system] get_char((0x55798e5fad60), k)
   Call: (223) [system] k=(\)
   Fail: (223) [system] k=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1126682)
   Call: (224) [system] peek_char((0x55798e5fad60), _1127616)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _1126682=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (223) [system] _1112746=[k]
   Exit: (223) [system] [k]=[k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (222) [system] _1098810=[n, k]
   Exit: (222) [system] [n, k]=[n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (221) [system] _1084874=[i, n, k]
   Exit: (221) [system] [i, n, k]=[i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (220) [system] _1070938=['L', i, n, k]
   Exit: (220) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (219) [system] _1057002=[d, 'L', i, n, k]
   Exit: (219) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (218) [system] _1043066=[n, d, 'L', i, n, k]
   Exit: (218) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (217) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1009412)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1153690, _1153692), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1009412), _1153666, fail)), '$restore_trace'(_1153690, _1153692))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1153690, _1153692))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1009412), _1153666, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1009412)
   Fail: (218) [system] atomic(_1009412)
   Call: (218) [system] atom_chars(_1009412, ['A', n, d, 'L', i, n, k])
   Exit: (218) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (217) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _1163066)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1164924)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _1172662)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1175366)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'A')
   Call: (218) [system] 'A'=(;)
   Fail: (218) [system] 'A'=(;)
^  Call: (218) [user] is_like_space('A')
   Call: (219) [system] char_type('A', 'white')
   Fail: (219) [system] char_type('A', 'white')
   Call: (219) [system] char_type('A', end_of_line)
   Fail: (219) [system] char_type('A', end_of_line)
   Call: (219) [system] char_type('A', space)
   Fail: (219) [system] char_type('A', space)
   Call: (219) [system] char_type('A', cntrl)
   Fail: (219) [system] char_type('A', cntrl)
^  Fail: (218) [user] is_like_space('A')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1190444)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'A')
   Call: (216) [system] 'A'=')'
   Fail: (216) [system] 'A'=')'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _1196014)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1197872)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'A')
   Call: (218) [system] 'A'=(;)
   Fail: (218) [system] 'A'=(;)
^  Call: (218) [user] is_like_space('A')
   Call: (219) [system] char_type('A', 'white')
   Fail: (219) [system] char_type('A', 'white')
   Call: (219) [system] char_type('A', end_of_line)
   Fail: (219) [system] char_type('A', end_of_line)
   Call: (219) [system] char_type('A', space)
   Fail: (219) [system] char_type('A', space)
   Call: (219) [system] char_type('A', cntrl)
   Fail: (219) [system] char_type('A', cntrl)
^  Fail: (218) [user] is_like_space('A')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _1212026)
   Exit: (217) [system] get_char((0x55798e5fad60), 'A')
   Call: (217) [system] 'A'='('
   Fail: (217) [system] 'A'='('
   Call: (217) [system] 'A'='['
   Fail: (217) [system] 'A'='['
   Call: (217) [system] 'A'='{'
   Fail: (217) [system] 'A'='{'
   Call: (217) [system] 'A'='"'
   Fail: (217) [system] 'A'='"'
   Call: (217) [system] 'A'=!
   Fail: (217) [system] 'A'=!
   Call: (217) [system] 'A'='\''
   Fail: (217) [system] 'A'='\''
   Call: (217) [system] 'A'='`'
   Fail: (217) [system] 'A'='`'
   Call: (217) [system] 'A'=end_of_file
   Fail: (217) [system] 'A'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1196014)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1229668)
   Call: (219) [system] peek_char((0x55798e5fad60), _1230602)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _1229668=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (218) [user] classify_and_convert_charseq('A', [], _1196014)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1239912, _1239914), once(user:catch(read_from_chars(['A'], _1196014), _1239888, fail)), '$restore_trace'(_1239912, _1239914))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1239912, _1239914))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1196014), _1239888, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_1196014)
   Fail: (219) [system] atomic(_1196014)
   Call: (219) [system] atom_chars(_1196014, ['A'])
   Exit: (219) [system] atom_chars('A', ['A'])
^  Exit: (218) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1249288)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1251146)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _1258884)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1261588)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'B')
   Call: (219) [system] 'B'=(;)
   Fail: (219) [system] 'B'=(;)
^  Call: (219) [user] is_like_space('B')
   Call: (220) [system] char_type('B', 'white')
   Fail: (220) [system] char_type('B', 'white')
   Call: (220) [system] char_type('B', end_of_line)
   Fail: (220) [system] char_type('B', end_of_line)
   Call: (220) [system] char_type('B', space)
   Fail: (220) [system] char_type('B', space)
   Call: (220) [system] char_type('B', cntrl)
   Fail: (220) [system] char_type('B', cntrl)
^  Fail: (219) [user] is_like_space('B')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1276666)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'B')
   Call: (217) [system] 'B'=')'
   Fail: (217) [system] 'B'=')'
   Call: (217) [system] 'B'=end_of_file
   Fail: (217) [system] 'B'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _1282236)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1284094)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'B')
   Call: (219) [system] 'B'=(;)
   Fail: (219) [system] 'B'=(;)
^  Call: (219) [user] is_like_space('B')
   Call: (220) [system] char_type('B', 'white')
   Fail: (220) [system] char_type('B', 'white')
   Call: (220) [system] char_type('B', end_of_line)
   Fail: (220) [system] char_type('B', end_of_line)
   Call: (220) [system] char_type('B', space)
   Fail: (220) [system] char_type('B', space)
   Call: (220) [system] char_type('B', cntrl)
   Fail: (220) [system] char_type('B', cntrl)
^  Fail: (219) [user] is_like_space('B')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _1298248)
   Exit: (218) [system] get_char((0x55798e5fad60), 'B')
   Call: (218) [system] 'B'='('
   Fail: (218) [system] 'B'='('
   Call: (218) [system] 'B'='['
   Fail: (218) [system] 'B'='['
   Call: (218) [system] 'B'='{'
   Fail: (218) [system] 'B'='{'
   Call: (218) [system] 'B'='"'
   Fail: (218) [system] 'B'='"'
   Call: (218) [system] 'B'=!
   Fail: (218) [system] 'B'=!
   Call: (218) [system] 'B'='\''
   Fail: (218) [system] 'B'='\''
   Call: (218) [system] 'B'='`'
   Fail: (218) [system] 'B'='`'
   Call: (218) [system] 'B'=end_of_file
   Fail: (218) [system] 'B'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1282236)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1315890)
   Call: (220) [system] peek_char((0x55798e5fad60), _1316824)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
^  Call: (220) [user] is_delimiter(')')
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] arg(_1321544, v('(', ')', end_of_file), ')')
   Exit: (221) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (220) [user] is_delimiter(')')
   Call: (220) [system] _1315890=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (219) [user] classify_and_convert_charseq('B', [], _1282236)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1328006, _1328008), once(user:catch(read_from_chars(['B'], _1282236), _1327982, fail)), '$restore_trace'(_1328006, _1328008))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1328006, _1328008))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1282236), _1327982, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_1282236)
   Fail: (220) [system] atomic(_1282236)
   Call: (220) [system] atom_chars(_1282236, ['B'])
   Exit: (220) [system] atom_chars('B', ['B'])
^  Exit: (219) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1337382)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1339240)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1353394)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55798e5fad60), _1357184)
   Exit: (218) [system] get_char((0x55798e5fad60), ')')
   Call: (218) [system] _1337382=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [])
   Call: (217) [system] _1249288=['B']
   Exit: (217) [system] ['B']=['B']
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (216) [system] _1163066=['A', 'B']
   Exit: (216) [system] ['A', 'B']=['A', 'B']
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (215) [system] _968106=['AndLink', 'A', 'B']
   Exit: (215) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1371066)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1372924)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _1380662)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1383366)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'C')
   Call: (216) [system] 'C'=(;)
   Fail: (216) [system] 'C'=(;)
^  Call: (216) [user] is_like_space('C')
   Call: (217) [system] char_type('C', 'white')
   Fail: (217) [system] char_type('C', 'white')
   Call: (217) [system] char_type('C', end_of_line)
   Fail: (217) [system] char_type('C', end_of_line)
   Call: (217) [system] char_type('C', space)
   Fail: (217) [system] char_type('C', space)
   Call: (217) [system] char_type('C', cntrl)
   Fail: (217) [system] char_type('C', cntrl)
^  Fail: (216) [user] is_like_space('C')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1398444)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'C')
   Call: (214) [system] 'C'=')'
   Fail: (214) [system] 'C'=')'
   Call: (214) [system] 'C'=end_of_file
   Fail: (214) [system] 'C'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _1404014)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1405872)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'C')
   Call: (216) [system] 'C'=(;)
   Fail: (216) [system] 'C'=(;)
^  Call: (216) [user] is_like_space('C')
   Call: (217) [system] char_type('C', 'white')
   Fail: (217) [system] char_type('C', 'white')
   Call: (217) [system] char_type('C', end_of_line)
   Fail: (217) [system] char_type('C', end_of_line)
   Call: (217) [system] char_type('C', space)
   Fail: (217) [system] char_type('C', space)
   Call: (217) [system] char_type('C', cntrl)
   Fail: (217) [system] char_type('C', cntrl)
^  Fail: (216) [user] is_like_space('C')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _1420026)
   Exit: (215) [system] get_char((0x55798e5fad60), 'C')
   Call: (215) [system] 'C'='('
   Fail: (215) [system] 'C'='('
   Call: (215) [system] 'C'='['
   Fail: (215) [system] 'C'='['
   Call: (215) [system] 'C'='{'
   Fail: (215) [system] 'C'='{'
   Call: (215) [system] 'C'='"'
   Fail: (215) [system] 'C'='"'
   Call: (215) [system] 'C'=!
   Fail: (215) [system] 'C'=!
   Call: (215) [system] 'C'='\''
   Fail: (215) [system] 'C'='\''
   Call: (215) [system] 'C'='`'
   Fail: (215) [system] 'C'='`'
   Call: (215) [system] 'C'=end_of_file
   Fail: (215) [system] 'C'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1404014)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1437668)
   Call: (217) [system] peek_char((0x55798e5fad60), _1438602)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
^  Call: (217) [user] is_delimiter(')')
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] arg(_1443322, v('(', ')', end_of_file), ')')
   Exit: (218) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (217) [user] is_delimiter(')')
   Call: (217) [system] _1437668=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (216) [user] classify_and_convert_charseq('C', [], _1404014)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1449784, _1449786), once(user:catch(read_from_chars(['C'], _1404014), _1449760, fail)), '$restore_trace'(_1449784, _1449786))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1449784, _1449786))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1404014), _1449760, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_1404014)
   Fail: (217) [system] atomic(_1404014)
   Call: (217) [system] atom_chars(_1404014, ['C'])
   Exit: (217) [system] atom_chars('C', ['C'])
^  Exit: (216) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1459160)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1461018)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1475172)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55798e5fad60), _1478962)
   Exit: (215) [system] get_char((0x55798e5fad60), ')')
   Call: (215) [system] _1459160=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [])
   Call: (214) [system] _1371066=['C']
   Exit: (214) [system] ['C']=['C']
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (213) [system] _935158=[['AndLink', 'A', 'B'], 'C']
   Exit: (213) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (212) [system] _673278=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (212) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1492844)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1494702)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _1502440)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1505144)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1520222)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _1525792)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1527650)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _1541804)
   Exit: (212) [system] get_char((0x55798e5fad60), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1525792)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1547374)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'O')
   Call: (214) [system] 'O'=(;)
   Fail: (214) [system] 'O'=(;)
^  Call: (214) [user] is_like_space('O')
   Call: (215) [system] char_type('O', 'white')
   Fail: (215) [system] char_type('O', 'white')
   Call: (215) [system] char_type('O', end_of_line)
   Fail: (215) [system] char_type('O', end_of_line)
   Call: (215) [system] char_type('O', space)
   Fail: (215) [system] char_type('O', space)
   Call: (215) [system] char_type('O', cntrl)
   Fail: (215) [system] char_type('O', cntrl)
^  Fail: (214) [user] is_like_space('O')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1561528)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'O')
   Call: (213) [system] 'O'=')'
   Fail: (213) [system] 'O'=')'
   Call: (213) [system] 'O'=end_of_file
   Fail: (213) [system] 'O'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1567098)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1568956)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'O')
   Call: (215) [system] 'O'=(;)
   Fail: (215) [system] 'O'=(;)
^  Call: (215) [user] is_like_space('O')
   Call: (216) [system] char_type('O', 'white')
   Fail: (216) [system] char_type('O', 'white')
   Call: (216) [system] char_type('O', end_of_line)
   Fail: (216) [system] char_type('O', end_of_line)
   Call: (216) [system] char_type('O', space)
   Fail: (216) [system] char_type('O', space)
   Call: (216) [system] char_type('O', cntrl)
   Fail: (216) [system] char_type('O', cntrl)
^  Fail: (215) [user] is_like_space('O')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1583110)
   Exit: (214) [system] get_char((0x55798e5fad60), 'O')
   Call: (214) [system] 'O'='('
   Fail: (214) [system] 'O'='('
   Call: (214) [system] 'O'='['
   Fail: (214) [system] 'O'='['
   Call: (214) [system] 'O'='{'
   Fail: (214) [system] 'O'='{'
   Call: (214) [system] 'O'='"'
   Fail: (214) [system] 'O'='"'
   Call: (214) [system] 'O'=!
   Fail: (214) [system] 'O'=!
   Call: (214) [system] 'O'='\''
   Fail: (214) [system] 'O'='\''
   Call: (214) [system] 'O'='`'
   Fail: (214) [system] 'O'='`'
   Call: (214) [system] 'O'=end_of_file
   Fail: (214) [system] 'O'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1567098)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1600752)
   Call: (216) [system] peek_char((0x55798e5fad60), _1601686)
   Exit: (216) [system] peek_char((0x55798e5fad60), r)
^  Call: (216) [user] is_delimiter(r)
   Call: (217) [system] char_type(r, space)
   Fail: (217) [system] char_type(r, space)
   Call: (217) [system] arg(_1606406, v('(', ')', end_of_file), r)
   Fail: (217) [system] arg(_1607338, v('(', ')', end_of_file), r)
^  Fail: (216) [user] is_delimiter(r)
   Call: (216) [system] ')'==r
   Fail: (216) [system] ')'==r
   Call: (216) [system] get_char((0x55798e5fad60), r)
   Exit: (216) [system] get_char((0x55798e5fad60), r)
   Call: (216) [system] r=(\)
   Fail: (216) [system] r=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1614688)
   Call: (217) [system] peek_char((0x55798e5fad60), _1615622)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (217) [user] is_delimiter('L')
   Call: (218) [system] char_type('L', space)
   Fail: (218) [system] char_type('L', space)
   Call: (218) [system] arg(_1620342, v('(', ')', end_of_file), 'L')
   Fail: (218) [system] arg(_1621274, v('(', ')', end_of_file), 'L')
^  Fail: (217) [user] is_delimiter('L')
   Call: (217) [system] ')'=='L'
   Fail: (217) [system] ')'=='L'
   Call: (217) [system] get_char((0x55798e5fad60), 'L')
   Exit: (217) [system] get_char((0x55798e5fad60), 'L')
   Call: (217) [system] 'L'=(\)
   Fail: (217) [system] 'L'=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1628624)
   Call: (218) [system] peek_char((0x55798e5fad60), _1629558)
   Exit: (218) [system] peek_char((0x55798e5fad60), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_1634278, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_1635210, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55798e5fad60), i)
   Exit: (218) [system] get_char((0x55798e5fad60), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1642560)
   Call: (219) [system] peek_char((0x55798e5fad60), _1643494)
   Exit: (219) [system] peek_char((0x55798e5fad60), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1648214, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1649146, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55798e5fad60), n)
   Exit: (219) [system] get_char((0x55798e5fad60), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1656496)
   Call: (220) [system] peek_char((0x55798e5fad60), _1657430)
   Exit: (220) [system] peek_char((0x55798e5fad60), k)
^  Call: (220) [user] is_delimiter(k)
   Call: (221) [system] char_type(k, space)
   Fail: (221) [system] char_type(k, space)
   Call: (221) [system] arg(_1662150, v('(', ')', end_of_file), k)
   Fail: (221) [system] arg(_1663082, v('(', ')', end_of_file), k)
^  Fail: (220) [user] is_delimiter(k)
   Call: (220) [system] ')'==k
   Fail: (220) [system] ')'==k
   Call: (220) [system] get_char((0x55798e5fad60), k)
   Exit: (220) [system] get_char((0x55798e5fad60), k)
   Call: (220) [system] k=(\)
   Fail: (220) [system] k=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1670432)
   Call: (221) [system] peek_char((0x55798e5fad60), _1671366)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _1670432=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (220) [system] _1656496=[k]
   Exit: (220) [system] [k]=[k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (219) [system] _1642560=[n, k]
   Exit: (219) [system] [n, k]=[n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (218) [system] _1628624=[i, n, k]
   Exit: (218) [system] [i, n, k]=[i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (217) [system] _1614688=['L', i, n, k]
   Exit: (217) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (216) [system] _1600752=[r, 'L', i, n, k]
   Exit: (216) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (215) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1567098)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1694646, _1694648), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1567098), _1694622, fail)), '$restore_trace'(_1694646, _1694648))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1694646, _1694648))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1567098), _1694622, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1567098)
   Fail: (216) [system] atomic(_1567098)
   Call: (216) [system] atom_chars(_1567098, ['O', r, 'L', i, n, k])
   Exit: (216) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (215) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1704022)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1705880)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _1713618)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1716322)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1731400)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _1736970)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1738828)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _1752982)
   Exit: (215) [system] get_char((0x55798e5fad60), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _1736970)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1758552)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'I')
   Call: (217) [system] 'I'=(;)
   Fail: (217) [system] 'I'=(;)
^  Call: (217) [user] is_like_space('I')
   Call: (218) [system] char_type('I', 'white')
   Fail: (218) [system] char_type('I', 'white')
   Call: (218) [system] char_type('I', end_of_line)
   Fail: (218) [system] char_type('I', end_of_line)
   Call: (218) [system] char_type('I', space)
   Fail: (218) [system] char_type('I', space)
   Call: (218) [system] char_type('I', cntrl)
   Fail: (218) [system] char_type('I', cntrl)
^  Fail: (217) [user] is_like_space('I')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1772706)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'I')
   Call: (216) [system] 'I'=')'
   Fail: (216) [system] 'I'=')'
   Call: (216) [system] 'I'=end_of_file
   Fail: (216) [system] 'I'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _1778276)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1780134)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'I')
   Call: (218) [system] 'I'=(;)
   Fail: (218) [system] 'I'=(;)
^  Call: (218) [user] is_like_space('I')
   Call: (219) [system] char_type('I', 'white')
   Fail: (219) [system] char_type('I', 'white')
   Call: (219) [system] char_type('I', end_of_line)
   Fail: (219) [system] char_type('I', end_of_line)
   Call: (219) [system] char_type('I', space)
   Fail: (219) [system] char_type('I', space)
   Call: (219) [system] char_type('I', cntrl)
   Fail: (219) [system] char_type('I', cntrl)
^  Fail: (218) [user] is_like_space('I')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _1794288)
   Exit: (217) [system] get_char((0x55798e5fad60), 'I')
   Call: (217) [system] 'I'='('
   Fail: (217) [system] 'I'='('
   Call: (217) [system] 'I'='['
   Fail: (217) [system] 'I'='['
   Call: (217) [system] 'I'='{'
   Fail: (217) [system] 'I'='{'
   Call: (217) [system] 'I'='"'
   Fail: (217) [system] 'I'='"'
   Call: (217) [system] 'I'=!
   Fail: (217) [system] 'I'=!
   Call: (217) [system] 'I'='\''
   Fail: (217) [system] 'I'='\''
   Call: (217) [system] 'I'='`'
   Fail: (217) [system] 'I'='`'
   Call: (217) [system] 'I'=end_of_file
   Fail: (217) [system] 'I'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1778276)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1811930)
   Call: (219) [system] peek_char((0x55798e5fad60), _1812864)
   Exit: (219) [system] peek_char((0x55798e5fad60), m)
^  Call: (219) [user] is_delimiter(m)
   Call: (220) [system] char_type(m, space)
   Fail: (220) [system] char_type(m, space)
   Call: (220) [system] arg(_1817584, v('(', ')', end_of_file), m)
   Fail: (220) [system] arg(_1818516, v('(', ')', end_of_file), m)
^  Fail: (219) [user] is_delimiter(m)
   Call: (219) [system] ')'==m
   Fail: (219) [system] ')'==m
   Call: (219) [system] get_char((0x55798e5fad60), m)
   Exit: (219) [system] get_char((0x55798e5fad60), m)
   Call: (219) [system] m=(\)
   Fail: (219) [system] m=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1825866)
   Call: (220) [system] peek_char((0x55798e5fad60), _1826800)
   Exit: (220) [system] peek_char((0x55798e5fad60), p)
^  Call: (220) [user] is_delimiter(p)
   Call: (221) [system] char_type(p, space)
   Fail: (221) [system] char_type(p, space)
   Call: (221) [system] arg(_1831520, v('(', ')', end_of_file), p)
   Fail: (221) [system] arg(_1832452, v('(', ')', end_of_file), p)
^  Fail: (220) [user] is_delimiter(p)
   Call: (220) [system] ')'==p
   Fail: (220) [system] ')'==p
   Call: (220) [system] get_char((0x55798e5fad60), p)
   Exit: (220) [system] get_char((0x55798e5fad60), p)
   Call: (220) [system] p=(\)
   Fail: (220) [system] p=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1839802)
   Call: (221) [system] peek_char((0x55798e5fad60), _1840736)
   Exit: (221) [system] peek_char((0x55798e5fad60), l)
^  Call: (221) [user] is_delimiter(l)
   Call: (222) [system] char_type(l, space)
   Fail: (222) [system] char_type(l, space)
   Call: (222) [system] arg(_1845456, v('(', ')', end_of_file), l)
   Fail: (222) [system] arg(_1846388, v('(', ')', end_of_file), l)
^  Fail: (221) [user] is_delimiter(l)
   Call: (221) [system] ')'==l
   Fail: (221) [system] ')'==l
   Call: (221) [system] get_char((0x55798e5fad60), l)
   Exit: (221) [system] get_char((0x55798e5fad60), l)
   Call: (221) [system] l=(\)
   Fail: (221) [system] l=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1853738)
   Call: (222) [system] peek_char((0x55798e5fad60), _1854672)
   Exit: (222) [system] peek_char((0x55798e5fad60), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_1859392, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_1860324, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55798e5fad60), i)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1867674)
   Call: (223) [system] peek_char((0x55798e5fad60), _1868608)
   Exit: (223) [system] peek_char((0x55798e5fad60), c)
^  Call: (223) [user] is_delimiter(c)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] arg(_1873328, v('(', ')', end_of_file), c)
   Fail: (224) [system] arg(_1874260, v('(', ')', end_of_file), c)
^  Fail: (223) [user] is_delimiter(c)
   Call: (223) [system] ')'==c
   Fail: (223) [system] ')'==c
   Call: (223) [system] get_char((0x55798e5fad60), c)
   Exit: (223) [system] get_char((0x55798e5fad60), c)
   Call: (223) [system] c=(\)
   Fail: (223) [system] c=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1881610)
   Call: (224) [system] peek_char((0x55798e5fad60), _1882544)
   Exit: (224) [system] peek_char((0x55798e5fad60), a)
^  Call: (224) [user] is_delimiter(a)
   Call: (225) [system] char_type(a, space)
   Fail: (225) [system] char_type(a, space)
   Call: (225) [system] arg(_1887264, v('(', ')', end_of_file), a)
   Fail: (225) [system] arg(_1888196, v('(', ')', end_of_file), a)
^  Fail: (224) [user] is_delimiter(a)
   Call: (224) [system] ')'==a
   Fail: (224) [system] ')'==a
   Call: (224) [system] get_char((0x55798e5fad60), a)
   Exit: (224) [system] get_char((0x55798e5fad60), a)
   Call: (224) [system] a=(\)
   Fail: (224) [system] a=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1895546)
   Call: (225) [system] peek_char((0x55798e5fad60), _1896480)
   Exit: (225) [system] peek_char((0x55798e5fad60), t)
^  Call: (225) [user] is_delimiter(t)
   Call: (226) [system] char_type(t, space)
   Fail: (226) [system] char_type(t, space)
   Call: (226) [system] arg(_1901200, v('(', ')', end_of_file), t)
   Fail: (226) [system] arg(_1902132, v('(', ')', end_of_file), t)
^  Fail: (225) [user] is_delimiter(t)
   Call: (225) [system] ')'==t
   Fail: (225) [system] ')'==t
   Call: (225) [system] get_char((0x55798e5fad60), t)
   Exit: (225) [system] get_char((0x55798e5fad60), t)
   Call: (225) [system] t=(\)
   Fail: (225) [system] t=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1909482)
   Call: (226) [system] peek_char((0x55798e5fad60), _1910416)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_1915136, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_1916068, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1923418)
   Call: (227) [system] peek_char((0x55798e5fad60), _1924352)
   Exit: (227) [system] peek_char((0x55798e5fad60), o)
^  Call: (227) [user] is_delimiter(o)
   Call: (228) [system] char_type(o, space)
   Fail: (228) [system] char_type(o, space)
   Call: (228) [system] arg(_1929072, v('(', ')', end_of_file), o)
   Fail: (228) [system] arg(_1930004, v('(', ')', end_of_file), o)
^  Fail: (227) [user] is_delimiter(o)
   Call: (227) [system] ')'==o
   Fail: (227) [system] ')'==o
   Call: (227) [system] get_char((0x55798e5fad60), o)
   Exit: (227) [system] get_char((0x55798e5fad60), o)
   Call: (227) [system] o=(\)
   Fail: (227) [system] o=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1937354)
   Call: (228) [system] peek_char((0x55798e5fad60), _1938288)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_1943008, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_1943940, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1951290)
   Call: (229) [system] peek_char((0x55798e5fad60), _1952224)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _1951290=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (228) [system] _1937354=[n]
   Exit: (228) [system] [n]=[n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (227) [system] _1923418=[o, n]
   Exit: (227) [system] [o, n]=[o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (226) [system] _1909482=[i, o, n]
   Exit: (226) [system] [i, o, n]=[i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (225) [system] _1895546=[t, i, o, n]
   Exit: (225) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (224) [system] _1881610=[a, t, i, o, n]
   Exit: (224) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (223) [system] _1867674=[c, a, t, i, o, n]
   Exit: (223) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (222) [system] _1853738=[i, c, a, t, i, o, n]
   Exit: (222) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (221) [system] _1839802=[l, i, c, a, t, i, o, n]
   Exit: (221) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (220) [system] _1825866=[p, l, i, c, a, t, i, o, n]
   Exit: (220) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (219) [system] _1811930=[m, p, l, i, c, a, t, i, o, n]
   Exit: (219) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (218) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1778276)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1989474, _1989476), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1778276), _1989450, fail)), '$restore_trace'(_1989474, _1989476))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1989474, _1989476))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1778276), _1989450, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_1778276)
   Fail: (219) [system] atomic(_1778276)
   Call: (219) [system] atom_chars(_1778276, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (219) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (218) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1998850)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _2000708)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _2008446)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _2011150)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _2026228)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _2031798)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _2033656)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _2047810)
   Exit: (218) [system] get_char((0x55798e5fad60), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _2031798)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _2053380)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'=(;)
   Fail: (220) [system] 'A'=(;)
^  Call: (220) [user] is_like_space('A')
   Call: (221) [system] char_type('A', 'white')
   Fail: (221) [system] char_type('A', 'white')
   Call: (221) [system] char_type('A', end_of_line)
   Fail: (221) [system] char_type('A', end_of_line)
   Call: (221) [system] char_type('A', space)
   Fail: (221) [system] char_type('A', space)
   Call: (221) [system] char_type('A', cntrl)
   Fail: (221) [system] char_type('A', cntrl)
^  Fail: (220) [user] is_like_space('A')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _2067534)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'A')
   Call: (219) [system] 'A'=')'
   Fail: (219) [system] 'A'=')'
   Call: (219) [system] 'A'=end_of_file
   Fail: (219) [system] 'A'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _2073104)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _2074962)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'=(;)
   Fail: (221) [system] 'A'=(;)
^  Call: (221) [user] is_like_space('A')
   Call: (222) [system] char_type('A', 'white')
   Fail: (222) [system] char_type('A', 'white')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] char_type('A', space)
   Fail: (222) [system] char_type('A', space)
   Call: (222) [system] char_type('A', cntrl)
   Fail: (222) [system] char_type('A', cntrl)
^  Fail: (221) [user] is_like_space('A')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _2089116)
   Exit: (220) [system] get_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'='('
   Fail: (220) [system] 'A'='('
   Call: (220) [system] 'A'='['
   Fail: (220) [system] 'A'='['
   Call: (220) [system] 'A'='{'
   Fail: (220) [system] 'A'='{'
   Call: (220) [system] 'A'='"'
   Fail: (220) [system] 'A'='"'
   Call: (220) [system] 'A'=!
   Fail: (220) [system] 'A'=!
   Call: (220) [system] 'A'='\''
   Fail: (220) [system] 'A'='\''
   Call: (220) [system] 'A'='`'
   Fail: (220) [system] 'A'='`'
   Call: (220) [system] 'A'=end_of_file
   Fail: (220) [system] 'A'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'A', _4250)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _14212)
   Call: (222) [system] peek_char((0x55798e5fad60), _15146)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_19866, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_20798, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _28148)
   Call: (223) [system] peek_char((0x55798e5fad60), _29082)
   Exit: (223) [system] peek_char((0x55798e5fad60), d)
^  Call: (223) [user] is_delimiter(d)
   Call: (224) [system] char_type(d, space)
   Fail: (224) [system] char_type(d, space)
   Call: (224) [system] arg(_33802, v('(', ')', end_of_file), d)
   Fail: (224) [system] arg(_34734, v('(', ')', end_of_file), d)
^  Fail: (223) [user] is_delimiter(d)
   Call: (223) [system] ')'==d
   Fail: (223) [system] ')'==d
   Call: (223) [system] get_char((0x55798e5fad60), d)
   Exit: (223) [system] get_char((0x55798e5fad60), d)
   Call: (223) [system] d=(\)
   Fail: (223) [system] d=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _42084)
   Call: (224) [system] peek_char((0x55798e5fad60), _43018)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (224) [user] is_delimiter('L')
   Call: (225) [system] char_type('L', space)
   Fail: (225) [system] char_type('L', space)
   Call: (225) [system] arg(_47738, v('(', ')', end_of_file), 'L')
   Fail: (225) [system] arg(_48670, v('(', ')', end_of_file), 'L')
^  Fail: (224) [user] is_delimiter('L')
   Call: (224) [system] ')'=='L'
   Fail: (224) [system] ')'=='L'
   Call: (224) [system] get_char((0x55798e5fad60), 'L')
   Exit: (224) [system] get_char((0x55798e5fad60), 'L')
   Call: (224) [system] 'L'=(\)
   Fail: (224) [system] 'L'=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _56020)
   Call: (225) [system] peek_char((0x55798e5fad60), _56954)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_61674, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_62606, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _69956)
   Call: (226) [system] peek_char((0x55798e5fad60), _70890)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_75610, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_76542, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _83892)
   Call: (227) [system] peek_char((0x55798e5fad60), _84826)
   Exit: (227) [system] peek_char((0x55798e5fad60), k)
^  Call: (227) [user] is_delimiter(k)
   Call: (228) [system] char_type(k, space)
   Fail: (228) [system] char_type(k, space)
   Call: (228) [system] arg(_89546, v('(', ')', end_of_file), k)
   Fail: (228) [system] arg(_90478, v('(', ')', end_of_file), k)
^  Fail: (227) [user] is_delimiter(k)
   Call: (227) [system] ')'==k
   Fail: (227) [system] ')'==k
   Call: (227) [system] get_char((0x55798e5fad60), k)
   Exit: (227) [system] get_char((0x55798e5fad60), k)
   Call: (227) [system] k=(\)
   Fail: (227) [system] k=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _97828)
   Call: (228) [system] peek_char((0x55798e5fad60), _98762)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _97828=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (227) [system] _83892=[k]
   Exit: (227) [system] [k]=[k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (226) [system] _69956=[n, k]
   Exit: (226) [system] [n, k]=[n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (225) [system] _56020=[i, n, k]
   Exit: (225) [system] [i, n, k]=[i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (224) [system] _42084=['L', i, n, k]
   Exit: (224) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (223) [system] _28148=[d, 'L', i, n, k]
   Exit: (223) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (222) [system] _14212=[n, d, 'L', i, n, k]
   Exit: (222) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (221) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _4250)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_124836, _124838), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _4250), _124812, fail)), '$restore_trace'(_124836, _124838))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_124836, _124838))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _4250), _124812, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_4250)
   Fail: (222) [system] atomic(_4250)
   Call: (222) [system] atom_chars(_4250, ['A', n, d, 'L', i, n, k])
   Exit: (222) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (221) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _134212)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _136070)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _143808)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _146512)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=(;)
   Fail: (222) [system] 'A'=(;)
^  Call: (222) [user] is_like_space('A')
   Call: (223) [system] char_type('A', 'white')
   Fail: (223) [system] char_type('A', 'white')
   Call: (223) [system] char_type('A', end_of_line)
   Fail: (223) [system] char_type('A', end_of_line)
   Call: (223) [system] char_type('A', space)
   Fail: (223) [system] char_type('A', space)
   Call: (223) [system] char_type('A', cntrl)
   Fail: (223) [system] char_type('A', cntrl)
^  Fail: (222) [user] is_like_space('A')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _161590)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'=')'
   Fail: (220) [system] 'A'=')'
   Call: (220) [system] 'A'=end_of_file
   Fail: (220) [system] 'A'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _167160)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _169018)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=(;)
   Fail: (222) [system] 'A'=(;)
^  Call: (222) [user] is_like_space('A')
   Call: (223) [system] char_type('A', 'white')
   Fail: (223) [system] char_type('A', 'white')
   Call: (223) [system] char_type('A', end_of_line)
   Fail: (223) [system] char_type('A', end_of_line)
   Call: (223) [system] char_type('A', space)
   Fail: (223) [system] char_type('A', space)
   Call: (223) [system] char_type('A', cntrl)
   Fail: (223) [system] char_type('A', cntrl)
^  Fail: (222) [user] is_like_space('A')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _183172)
   Exit: (221) [system] get_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'='('
   Fail: (221) [system] 'A'='('
   Call: (221) [system] 'A'='['
   Fail: (221) [system] 'A'='['
   Call: (221) [system] 'A'='{'
   Fail: (221) [system] 'A'='{'
   Call: (221) [system] 'A'='"'
   Fail: (221) [system] 'A'='"'
   Call: (221) [system] 'A'=!
   Fail: (221) [system] 'A'=!
   Call: (221) [system] 'A'='\''
   Fail: (221) [system] 'A'='\''
   Call: (221) [system] 'A'='`'
   Fail: (221) [system] 'A'='`'
   Call: (221) [system] 'A'=end_of_file
   Fail: (221) [system] 'A'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'A', _167160)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _200814)
   Call: (223) [system] peek_char((0x55798e5fad60), _201748)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _200814=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (222) [user] classify_and_convert_charseq('A', [], _167160)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_211058, _211060), once(user:catch(read_from_chars(['A'], _167160), _211034, fail)), '$restore_trace'(_211058, _211060))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_211058, _211060))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _167160), _211034, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_167160)
   Fail: (223) [system] atomic(_167160)
   Call: (223) [system] atom_chars(_167160, ['A'])
   Exit: (223) [system] atom_chars('A', ['A'])
^  Exit: (222) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _220434)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _222292)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _230030)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _232734)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'B')
   Call: (223) [system] 'B'=(;)
   Fail: (223) [system] 'B'=(;)
^  Call: (223) [user] is_like_space('B')
   Call: (224) [system] char_type('B', 'white')
   Fail: (224) [system] char_type('B', 'white')
   Call: (224) [system] char_type('B', end_of_line)
   Fail: (224) [system] char_type('B', end_of_line)
   Call: (224) [system] char_type('B', space)
   Fail: (224) [system] char_type('B', space)
   Call: (224) [system] char_type('B', cntrl)
   Fail: (224) [system] char_type('B', cntrl)
^  Fail: (223) [user] is_like_space('B')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _247812)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'B')
   Call: (221) [system] 'B'=')'
   Fail: (221) [system] 'B'=')'
   Call: (221) [system] 'B'=end_of_file
   Fail: (221) [system] 'B'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _253382)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _255240)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'B')
   Call: (223) [system] 'B'=(;)
   Fail: (223) [system] 'B'=(;)
^  Call: (223) [user] is_like_space('B')
   Call: (224) [system] char_type('B', 'white')
   Fail: (224) [system] char_type('B', 'white')
   Call: (224) [system] char_type('B', end_of_line)
   Fail: (224) [system] char_type('B', end_of_line)
   Call: (224) [system] char_type('B', space)
   Fail: (224) [system] char_type('B', space)
   Call: (224) [system] char_type('B', cntrl)
   Fail: (224) [system] char_type('B', cntrl)
^  Fail: (223) [user] is_like_space('B')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _269394)
   Exit: (222) [system] get_char((0x55798e5fad60), 'B')
   Call: (222) [system] 'B'='('
   Fail: (222) [system] 'B'='('
   Call: (222) [system] 'B'='['
   Fail: (222) [system] 'B'='['
   Call: (222) [system] 'B'='{'
   Fail: (222) [system] 'B'='{'
   Call: (222) [system] 'B'='"'
   Fail: (222) [system] 'B'='"'
   Call: (222) [system] 'B'=!
   Fail: (222) [system] 'B'=!
   Call: (222) [system] 'B'='\''
   Fail: (222) [system] 'B'='\''
   Call: (222) [system] 'B'='`'
   Fail: (222) [system] 'B'='`'
   Call: (222) [system] 'B'=end_of_file
   Fail: (222) [system] 'B'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'B', _253382)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _287036)
   Call: (224) [system] peek_char((0x55798e5fad60), _287970)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
^  Call: (224) [user] is_delimiter(')')
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] arg(_292690, v('(', ')', end_of_file), ')')
   Exit: (225) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (224) [user] is_delimiter(')')
   Call: (224) [system] _287036=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (223) [user] classify_and_convert_charseq('B', [], _253382)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_299152, _299154), once(user:catch(read_from_chars(['B'], _253382), _299128, fail)), '$restore_trace'(_299152, _299154))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_299152, _299154))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _253382), _299128, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_253382)
   Fail: (224) [system] atomic(_253382)
   Call: (224) [system] atom_chars(_253382, ['B'])
   Exit: (224) [system] atom_chars('B', ['B'])
^  Exit: (223) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _308528)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _310386)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _324540)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55798e5fad60), _328330)
   Exit: (222) [system] get_char((0x55798e5fad60), ')')
   Call: (222) [system] _308528=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [])
   Call: (221) [system] _220434=['B']
   Exit: (221) [system] ['B']=['B']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (220) [system] _134212=['A', 'B']
   Exit: (220) [system] ['A', 'B']=['A', 'B']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (219) [system] _4244=['AndLink', 'A', 'B']
   Exit: (219) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _342212)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _344070)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _351808)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _354512)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'C')
   Call: (220) [system] 'C'=(;)
   Fail: (220) [system] 'C'=(;)
^  Call: (220) [user] is_like_space('C')
   Call: (221) [system] char_type('C', 'white')
   Fail: (221) [system] char_type('C', 'white')
   Call: (221) [system] char_type('C', end_of_line)
   Fail: (221) [system] char_type('C', end_of_line)
   Call: (221) [system] char_type('C', space)
   Fail: (221) [system] char_type('C', space)
   Call: (221) [system] char_type('C', cntrl)
   Fail: (221) [system] char_type('C', cntrl)
^  Fail: (220) [user] is_like_space('C')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _369590)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'C')
   Call: (218) [system] 'C'=')'
   Fail: (218) [system] 'C'=')'
   Call: (218) [system] 'C'=end_of_file
   Fail: (218) [system] 'C'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _375160)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _377018)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'C')
   Call: (220) [system] 'C'=(;)
   Fail: (220) [system] 'C'=(;)
^  Call: (220) [user] is_like_space('C')
   Call: (221) [system] char_type('C', 'white')
   Fail: (221) [system] char_type('C', 'white')
   Call: (221) [system] char_type('C', end_of_line)
   Fail: (221) [system] char_type('C', end_of_line)
   Call: (221) [system] char_type('C', space)
   Fail: (221) [system] char_type('C', space)
   Call: (221) [system] char_type('C', cntrl)
   Fail: (221) [system] char_type('C', cntrl)
^  Fail: (220) [user] is_like_space('C')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _391172)
   Exit: (219) [system] get_char((0x55798e5fad60), 'C')
   Call: (219) [system] 'C'='('
   Fail: (219) [system] 'C'='('
   Call: (219) [system] 'C'='['
   Fail: (219) [system] 'C'='['
   Call: (219) [system] 'C'='{'
   Fail: (219) [system] 'C'='{'
   Call: (219) [system] 'C'='"'
   Fail: (219) [system] 'C'='"'
   Call: (219) [system] 'C'=!
   Fail: (219) [system] 'C'=!
   Call: (219) [system] 'C'='\''
   Fail: (219) [system] 'C'='\''
   Call: (219) [system] 'C'='`'
   Fail: (219) [system] 'C'='`'
   Call: (219) [system] 'C'=end_of_file
   Fail: (219) [system] 'C'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), 'C', _375160)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _408814)
   Call: (221) [system] peek_char((0x55798e5fad60), _409748)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
^  Call: (221) [user] is_delimiter(')')
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] arg(_414468, v('(', ')', end_of_file), ')')
   Exit: (222) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (221) [user] is_delimiter(')')
   Call: (221) [system] _408814=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (220) [user] classify_and_convert_charseq('C', [], _375160)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_420930, _420932), once(user:catch(read_from_chars(['C'], _375160), _420906, fail)), '$restore_trace'(_420930, _420932))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_420930, _420932))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _375160), _420906, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_375160)
   Fail: (221) [system] atomic(_375160)
   Call: (221) [system] atom_chars(_375160, ['C'])
   Exit: (221) [system] atom_chars('C', ['C'])
^  Exit: (220) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _430306)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _432164)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _446318)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55798e5fad60), _450108)
   Exit: (219) [system] get_char((0x55798e5fad60), ')')
   Call: (219) [system] _430306=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [])
   Call: (218) [system] _342212=['C']
   Exit: (218) [system] ['C']=['C']
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (217) [system] _4240=[['AndLink', 'A', 'B'], 'C']
   Exit: (217) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (216) [system] _4232=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (216) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _463990)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _465848)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _473586)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _476290)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _491368)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _496938)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _498796)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _512950)
   Exit: (216) [system] get_char((0x55798e5fad60), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _496938)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _518520)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'I')
   Call: (218) [system] 'I'=(;)
   Fail: (218) [system] 'I'=(;)
^  Call: (218) [user] is_like_space('I')
   Call: (219) [system] char_type('I', 'white')
   Fail: (219) [system] char_type('I', 'white')
   Call: (219) [system] char_type('I', end_of_line)
   Fail: (219) [system] char_type('I', end_of_line)
   Call: (219) [system] char_type('I', space)
   Fail: (219) [system] char_type('I', space)
   Call: (219) [system] char_type('I', cntrl)
   Fail: (219) [system] char_type('I', cntrl)
^  Fail: (218) [user] is_like_space('I')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _532674)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'I')
   Call: (217) [system] 'I'=')'
   Fail: (217) [system] 'I'=')'
   Call: (217) [system] 'I'=end_of_file
   Fail: (217) [system] 'I'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _538244)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _540102)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'I')
   Call: (219) [system] 'I'=(;)
   Fail: (219) [system] 'I'=(;)
^  Call: (219) [user] is_like_space('I')
   Call: (220) [system] char_type('I', 'white')
   Fail: (220) [system] char_type('I', 'white')
   Call: (220) [system] char_type('I', end_of_line)
   Fail: (220) [system] char_type('I', end_of_line)
   Call: (220) [system] char_type('I', space)
   Fail: (220) [system] char_type('I', space)
   Call: (220) [system] char_type('I', cntrl)
   Fail: (220) [system] char_type('I', cntrl)
^  Fail: (219) [user] is_like_space('I')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _554256)
   Exit: (218) [system] get_char((0x55798e5fad60), 'I')
   Call: (218) [system] 'I'='('
   Fail: (218) [system] 'I'='('
   Call: (218) [system] 'I'='['
   Fail: (218) [system] 'I'='['
   Call: (218) [system] 'I'='{'
   Fail: (218) [system] 'I'='{'
   Call: (218) [system] 'I'='"'
   Fail: (218) [system] 'I'='"'
   Call: (218) [system] 'I'=!
   Fail: (218) [system] 'I'=!
   Call: (218) [system] 'I'='\''
   Fail: (218) [system] 'I'='\''
   Call: (218) [system] 'I'='`'
   Fail: (218) [system] 'I'='`'
   Call: (218) [system] 'I'=end_of_file
   Fail: (218) [system] 'I'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), 'I', _538244)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _571898)
   Call: (220) [system] peek_char((0x55798e5fad60), _572832)
   Exit: (220) [system] peek_char((0x55798e5fad60), m)
^  Call: (220) [user] is_delimiter(m)
   Call: (221) [system] char_type(m, space)
   Fail: (221) [system] char_type(m, space)
   Call: (221) [system] arg(_577552, v('(', ')', end_of_file), m)
   Fail: (221) [system] arg(_578484, v('(', ')', end_of_file), m)
^  Fail: (220) [user] is_delimiter(m)
   Call: (220) [system] ')'==m
   Fail: (220) [system] ')'==m
   Call: (220) [system] get_char((0x55798e5fad60), m)
   Exit: (220) [system] get_char((0x55798e5fad60), m)
   Call: (220) [system] m=(\)
   Fail: (220) [system] m=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _585834)
   Call: (221) [system] peek_char((0x55798e5fad60), _586768)
   Exit: (221) [system] peek_char((0x55798e5fad60), p)
^  Call: (221) [user] is_delimiter(p)
   Call: (222) [system] char_type(p, space)
   Fail: (222) [system] char_type(p, space)
   Call: (222) [system] arg(_591488, v('(', ')', end_of_file), p)
   Fail: (222) [system] arg(_592420, v('(', ')', end_of_file), p)
^  Fail: (221) [user] is_delimiter(p)
   Call: (221) [system] ')'==p
   Fail: (221) [system] ')'==p
   Call: (221) [system] get_char((0x55798e5fad60), p)
   Exit: (221) [system] get_char((0x55798e5fad60), p)
   Call: (221) [system] p=(\)
   Fail: (221) [system] p=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _599770)
   Call: (222) [system] peek_char((0x55798e5fad60), _600704)
   Exit: (222) [system] peek_char((0x55798e5fad60), l)
^  Call: (222) [user] is_delimiter(l)
   Call: (223) [system] char_type(l, space)
   Fail: (223) [system] char_type(l, space)
   Call: (223) [system] arg(_605424, v('(', ')', end_of_file), l)
   Fail: (223) [system] arg(_606356, v('(', ')', end_of_file), l)
^  Fail: (222) [user] is_delimiter(l)
   Call: (222) [system] ')'==l
   Fail: (222) [system] ')'==l
   Call: (222) [system] get_char((0x55798e5fad60), l)
   Exit: (222) [system] get_char((0x55798e5fad60), l)
   Call: (222) [system] l=(\)
   Fail: (222) [system] l=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _613706)
   Call: (223) [system] peek_char((0x55798e5fad60), _614640)
   Exit: (223) [system] peek_char((0x55798e5fad60), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_619360, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_620292, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55798e5fad60), i)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _627642)
   Call: (224) [system] peek_char((0x55798e5fad60), _628576)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
^  Call: (224) [user] is_delimiter(c)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] arg(_633296, v('(', ')', end_of_file), c)
   Fail: (225) [system] arg(_634228, v('(', ')', end_of_file), c)
^  Fail: (224) [user] is_delimiter(c)
   Call: (224) [system] ')'==c
   Fail: (224) [system] ')'==c
   Call: (224) [system] get_char((0x55798e5fad60), c)
   Exit: (224) [system] get_char((0x55798e5fad60), c)
   Call: (224) [system] c=(\)
   Fail: (224) [system] c=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _641578)
   Call: (225) [system] peek_char((0x55798e5fad60), _642512)
   Exit: (225) [system] peek_char((0x55798e5fad60), a)
^  Call: (225) [user] is_delimiter(a)
   Call: (226) [system] char_type(a, space)
   Fail: (226) [system] char_type(a, space)
   Call: (226) [system] arg(_647232, v('(', ')', end_of_file), a)
   Fail: (226) [system] arg(_648164, v('(', ')', end_of_file), a)
^  Fail: (225) [user] is_delimiter(a)
   Call: (225) [system] ')'==a
   Fail: (225) [system] ')'==a
   Call: (225) [system] get_char((0x55798e5fad60), a)
   Exit: (225) [system] get_char((0x55798e5fad60), a)
   Call: (225) [system] a=(\)
   Fail: (225) [system] a=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _655514)
   Call: (226) [system] peek_char((0x55798e5fad60), _656448)
   Exit: (226) [system] peek_char((0x55798e5fad60), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_661168, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_662100, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55798e5fad60), t)
   Exit: (226) [system] get_char((0x55798e5fad60), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _669450)
   Call: (227) [system] peek_char((0x55798e5fad60), _670384)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_675104, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_676036, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _683386)
   Call: (228) [system] peek_char((0x55798e5fad60), _684320)
   Exit: (228) [system] peek_char((0x55798e5fad60), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_689040, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_689972, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55798e5fad60), o)
   Exit: (228) [system] get_char((0x55798e5fad60), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _697322)
   Call: (229) [system] peek_char((0x55798e5fad60), _698256)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_702976, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_703908, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _711258)
   Call: (230) [system] peek_char((0x55798e5fad60), _712192)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _711258=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (229) [system] _697322=[n]
   Exit: (229) [system] [n]=[n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (228) [system] _683386=[o, n]
   Exit: (228) [system] [o, n]=[o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (227) [system] _669450=[i, o, n]
   Exit: (227) [system] [i, o, n]=[i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (226) [system] _655514=[t, i, o, n]
   Exit: (226) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (225) [system] _641578=[a, t, i, o, n]
   Exit: (225) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (224) [system] _627642=[c, a, t, i, o, n]
   Exit: (224) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (223) [system] _613706=[i, c, a, t, i, o, n]
   Exit: (223) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (222) [system] _599770=[l, i, c, a, t, i, o, n]
   Exit: (222) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (221) [system] _585834=[p, l, i, c, a, t, i, o, n]
   Exit: (221) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (220) [system] _571898=[m, p, l, i, c, a, t, i, o, n]
   Exit: (220) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (219) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _538244)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_749442, _749444), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _538244), _749418, fail)), '$restore_trace'(_749442, _749444))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_749442, _749444))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _538244), _749418, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_538244)
   Fail: (220) [system] atomic(_538244)
   Call: (220) [system] atom_chars(_538244, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (220) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (219) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _758818)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _760676)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _768414)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _771118)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _786196)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _791766)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _793624)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _807778)
   Exit: (219) [system] get_char((0x55798e5fad60), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _791766)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _813348)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'=(;)
   Fail: (221) [system] 'A'=(;)
^  Call: (221) [user] is_like_space('A')
   Call: (222) [system] char_type('A', 'white')
   Fail: (222) [system] char_type('A', 'white')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] char_type('A', space)
   Fail: (222) [system] char_type('A', space)
   Call: (222) [system] char_type('A', cntrl)
   Fail: (222) [system] char_type('A', cntrl)
^  Fail: (221) [user] is_like_space('A')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _827502)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'=')'
   Fail: (220) [system] 'A'=')'
   Call: (220) [system] 'A'=end_of_file
   Fail: (220) [system] 'A'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _833072)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _834930)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=(;)
   Fail: (222) [system] 'A'=(;)
^  Call: (222) [user] is_like_space('A')
   Call: (223) [system] char_type('A', 'white')
   Fail: (223) [system] char_type('A', 'white')
   Call: (223) [system] char_type('A', end_of_line)
   Fail: (223) [system] char_type('A', end_of_line)
   Call: (223) [system] char_type('A', space)
   Fail: (223) [system] char_type('A', space)
   Call: (223) [system] char_type('A', cntrl)
   Fail: (223) [system] char_type('A', cntrl)
^  Fail: (222) [user] is_like_space('A')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _849084)
   Exit: (221) [system] get_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'='('
   Fail: (221) [system] 'A'='('
   Call: (221) [system] 'A'='['
   Fail: (221) [system] 'A'='['
   Call: (221) [system] 'A'='{'
   Fail: (221) [system] 'A'='{'
   Call: (221) [system] 'A'='"'
   Fail: (221) [system] 'A'='"'
   Call: (221) [system] 'A'=!
   Fail: (221) [system] 'A'=!
   Call: (221) [system] 'A'='\''
   Fail: (221) [system] 'A'='\''
   Call: (221) [system] 'A'='`'
   Fail: (221) [system] 'A'='`'
   Call: (221) [system] 'A'=end_of_file
   Fail: (221) [system] 'A'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'A', _833072)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _866726)
   Call: (223) [system] peek_char((0x55798e5fad60), _867660)
   Exit: (223) [system] peek_char((0x55798e5fad60), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_872380, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_873312, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55798e5fad60), n)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _880662)
   Call: (224) [system] peek_char((0x55798e5fad60), _881596)
   Exit: (224) [system] peek_char((0x55798e5fad60), d)
^  Call: (224) [user] is_delimiter(d)
   Call: (225) [system] char_type(d, space)
   Fail: (225) [system] char_type(d, space)
   Call: (225) [system] arg(_886316, v('(', ')', end_of_file), d)
   Fail: (225) [system] arg(_887248, v('(', ')', end_of_file), d)
^  Fail: (224) [user] is_delimiter(d)
   Call: (224) [system] ')'==d
   Fail: (224) [system] ')'==d
   Call: (224) [system] get_char((0x55798e5fad60), d)
   Exit: (224) [system] get_char((0x55798e5fad60), d)
   Call: (224) [system] d=(\)
   Fail: (224) [system] d=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _894598)
   Call: (225) [system] peek_char((0x55798e5fad60), _895532)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (225) [user] is_delimiter('L')
   Call: (226) [system] char_type('L', space)
   Fail: (226) [system] char_type('L', space)
   Call: (226) [system] arg(_900252, v('(', ')', end_of_file), 'L')
   Fail: (226) [system] arg(_901184, v('(', ')', end_of_file), 'L')
^  Fail: (225) [user] is_delimiter('L')
   Call: (225) [system] ')'=='L'
   Fail: (225) [system] ')'=='L'
   Call: (225) [system] get_char((0x55798e5fad60), 'L')
   Exit: (225) [system] get_char((0x55798e5fad60), 'L')
   Call: (225) [system] 'L'=(\)
   Fail: (225) [system] 'L'=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _908534)
   Call: (226) [system] peek_char((0x55798e5fad60), _909468)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_914188, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_915120, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _922470)
   Call: (227) [system] peek_char((0x55798e5fad60), _923404)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_928124, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_929056, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _936406)
   Call: (228) [system] peek_char((0x55798e5fad60), _937340)
   Exit: (228) [system] peek_char((0x55798e5fad60), k)
^  Call: (228) [user] is_delimiter(k)
   Call: (229) [system] char_type(k, space)
   Fail: (229) [system] char_type(k, space)
   Call: (229) [system] arg(_942060, v('(', ')', end_of_file), k)
   Fail: (229) [system] arg(_942992, v('(', ')', end_of_file), k)
^  Fail: (228) [user] is_delimiter(k)
   Call: (228) [system] ')'==k
   Fail: (228) [system] ')'==k
   Call: (228) [system] get_char((0x55798e5fad60), k)
   Exit: (228) [system] get_char((0x55798e5fad60), k)
   Call: (228) [system] k=(\)
   Fail: (228) [system] k=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _950342)
   Call: (229) [system] peek_char((0x55798e5fad60), _951276)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _950342=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (228) [system] _936406=[k]
   Exit: (228) [system] [k]=[k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (227) [system] _922470=[n, k]
   Exit: (227) [system] [n, k]=[n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (226) [system] _908534=[i, n, k]
   Exit: (226) [system] [i, n, k]=[i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (225) [system] _894598=['L', i, n, k]
   Exit: (225) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (224) [system] _880662=[d, 'L', i, n, k]
   Exit: (224) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (223) [system] _866726=[n, d, 'L', i, n, k]
   Exit: (223) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (222) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _833072)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_977350, _977352), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _833072), _977326, fail)), '$restore_trace'(_977350, _977352))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_977350, _977352))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _833072), _977326, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_833072)
   Fail: (223) [system] atomic(_833072)
   Call: (223) [system] atom_chars(_833072, ['A', n, d, 'L', i, n, k])
   Exit: (223) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (222) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _986726)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _988584)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _996322)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _999026)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'=(;)
   Fail: (223) [system] 'A'=(;)
^  Call: (223) [user] is_like_space('A')
   Call: (224) [system] char_type('A', 'white')
   Fail: (224) [system] char_type('A', 'white')
   Call: (224) [system] char_type('A', end_of_line)
   Fail: (224) [system] char_type('A', end_of_line)
   Call: (224) [system] char_type('A', space)
   Fail: (224) [system] char_type('A', space)
   Call: (224) [system] char_type('A', cntrl)
   Fail: (224) [system] char_type('A', cntrl)
^  Fail: (223) [user] is_like_space('A')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1014104)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'=')'
   Fail: (221) [system] 'A'=')'
   Call: (221) [system] 'A'=end_of_file
   Fail: (221) [system] 'A'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1019674)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1021532)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'=(;)
   Fail: (223) [system] 'A'=(;)
^  Call: (223) [user] is_like_space('A')
   Call: (224) [system] char_type('A', 'white')
   Fail: (224) [system] char_type('A', 'white')
   Call: (224) [system] char_type('A', end_of_line)
   Fail: (224) [system] char_type('A', end_of_line)
   Call: (224) [system] char_type('A', space)
   Fail: (224) [system] char_type('A', space)
   Call: (224) [system] char_type('A', cntrl)
   Fail: (224) [system] char_type('A', cntrl)
^  Fail: (223) [user] is_like_space('A')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1035686)
   Exit: (222) [system] get_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'='('
   Fail: (222) [system] 'A'='('
   Call: (222) [system] 'A'='['
   Fail: (222) [system] 'A'='['
   Call: (222) [system] 'A'='{'
   Fail: (222) [system] 'A'='{'
   Call: (222) [system] 'A'='"'
   Fail: (222) [system] 'A'='"'
   Call: (222) [system] 'A'=!
   Fail: (222) [system] 'A'=!
   Call: (222) [system] 'A'='\''
   Fail: (222) [system] 'A'='\''
   Call: (222) [system] 'A'='`'
   Fail: (222) [system] 'A'='`'
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1019674)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1053328)
   Call: (224) [system] peek_char((0x55798e5fad60), _1054262)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _1053328=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (223) [user] classify_and_convert_charseq('A', [], _1019674)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1063572, _1063574), once(user:catch(read_from_chars(['A'], _1019674), _1063548, fail)), '$restore_trace'(_1063572, _1063574))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1063572, _1063574))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1019674), _1063548, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_1019674)
   Fail: (224) [system] atomic(_1019674)
   Call: (224) [system] atom_chars(_1019674, ['A'])
   Exit: (224) [system] atom_chars('A', ['A'])
^  Exit: (223) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1072948)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1074806)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _1082544)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1085248)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'B')
   Call: (224) [system] 'B'=(;)
   Fail: (224) [system] 'B'=(;)
^  Call: (224) [user] is_like_space('B')
   Call: (225) [system] char_type('B', 'white')
   Fail: (225) [system] char_type('B', 'white')
   Call: (225) [system] char_type('B', end_of_line)
   Fail: (225) [system] char_type('B', end_of_line)
   Call: (225) [system] char_type('B', space)
   Fail: (225) [system] char_type('B', space)
   Call: (225) [system] char_type('B', cntrl)
   Fail: (225) [system] char_type('B', cntrl)
^  Fail: (224) [user] is_like_space('B')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1100326)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'B')
   Call: (222) [system] 'B'=')'
   Fail: (222) [system] 'B'=')'
   Call: (222) [system] 'B'=end_of_file
   Fail: (222) [system] 'B'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1105896)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1107754)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'B')
   Call: (224) [system] 'B'=(;)
   Fail: (224) [system] 'B'=(;)
^  Call: (224) [user] is_like_space('B')
   Call: (225) [system] char_type('B', 'white')
   Fail: (225) [system] char_type('B', 'white')
   Call: (225) [system] char_type('B', end_of_line)
   Fail: (225) [system] char_type('B', end_of_line)
   Call: (225) [system] char_type('B', space)
   Fail: (225) [system] char_type('B', space)
   Call: (225) [system] char_type('B', cntrl)
   Fail: (225) [system] char_type('B', cntrl)
^  Fail: (224) [user] is_like_space('B')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1121908)
   Exit: (223) [system] get_char((0x55798e5fad60), 'B')
   Call: (223) [system] 'B'='('
   Fail: (223) [system] 'B'='('
   Call: (223) [system] 'B'='['
   Fail: (223) [system] 'B'='['
   Call: (223) [system] 'B'='{'
   Fail: (223) [system] 'B'='{'
   Call: (223) [system] 'B'='"'
   Fail: (223) [system] 'B'='"'
   Call: (223) [system] 'B'=!
   Fail: (223) [system] 'B'=!
   Call: (223) [system] 'B'='\''
   Fail: (223) [system] 'B'='\''
   Call: (223) [system] 'B'='`'
   Fail: (223) [system] 'B'='`'
   Call: (223) [system] 'B'=end_of_file
   Fail: (223) [system] 'B'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1105896)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1139550)
   Call: (225) [system] peek_char((0x55798e5fad60), _1140484)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
^  Call: (225) [user] is_delimiter(')')
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] arg(_1145204, v('(', ')', end_of_file), ')')
   Exit: (226) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (225) [user] is_delimiter(')')
   Call: (225) [system] _1139550=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (224) [user] classify_and_convert_charseq('B', [], _1105896)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1151666, _1151668), once(user:catch(read_from_chars(['B'], _1105896), _1151642, fail)), '$restore_trace'(_1151666, _1151668))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1151666, _1151668))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1105896), _1151642, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_1105896)
   Fail: (225) [system] atomic(_1105896)
   Call: (225) [system] atom_chars(_1105896, ['B'])
   Exit: (225) [system] atom_chars('B', ['B'])
^  Exit: (224) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1161042)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1162900)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1177054)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55798e5fad60), _1180844)
   Exit: (223) [system] get_char((0x55798e5fad60), ')')
   Call: (223) [system] _1161042=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [])
   Call: (222) [system] _1072948=['B']
   Exit: (222) [system] ['B']=['B']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (221) [system] _986726=['A', 'B']
   Exit: (221) [system] ['A', 'B']=['A', 'B']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (220) [system] _791766=['AndLink', 'A', 'B']
   Exit: (220) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1194726)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1196584)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _1204322)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1207026)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'C')
   Call: (221) [system] 'C'=(;)
   Fail: (221) [system] 'C'=(;)
^  Call: (221) [user] is_like_space('C')
   Call: (222) [system] char_type('C', 'white')
   Fail: (222) [system] char_type('C', 'white')
   Call: (222) [system] char_type('C', end_of_line)
   Fail: (222) [system] char_type('C', end_of_line)
   Call: (222) [system] char_type('C', space)
   Fail: (222) [system] char_type('C', space)
   Call: (222) [system] char_type('C', cntrl)
   Fail: (222) [system] char_type('C', cntrl)
^  Fail: (221) [user] is_like_space('C')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1222104)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'C')
   Call: (219) [system] 'C'=')'
   Fail: (219) [system] 'C'=')'
   Call: (219) [system] 'C'=end_of_file
   Fail: (219) [system] 'C'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1227674)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1229532)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'C')
   Call: (221) [system] 'C'=(;)
   Fail: (221) [system] 'C'=(;)
^  Call: (221) [user] is_like_space('C')
   Call: (222) [system] char_type('C', 'white')
   Fail: (222) [system] char_type('C', 'white')
   Call: (222) [system] char_type('C', end_of_line)
   Fail: (222) [system] char_type('C', end_of_line)
   Call: (222) [system] char_type('C', space)
   Fail: (222) [system] char_type('C', space)
   Call: (222) [system] char_type('C', cntrl)
   Fail: (222) [system] char_type('C', cntrl)
^  Fail: (221) [user] is_like_space('C')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1243686)
   Exit: (220) [system] get_char((0x55798e5fad60), 'C')
   Call: (220) [system] 'C'='('
   Fail: (220) [system] 'C'='('
   Call: (220) [system] 'C'='['
   Fail: (220) [system] 'C'='['
   Call: (220) [system] 'C'='{'
   Fail: (220) [system] 'C'='{'
   Call: (220) [system] 'C'='"'
   Fail: (220) [system] 'C'='"'
   Call: (220) [system] 'C'=!
   Fail: (220) [system] 'C'=!
   Call: (220) [system] 'C'='\''
   Fail: (220) [system] 'C'='\''
   Call: (220) [system] 'C'='`'
   Fail: (220) [system] 'C'='`'
   Call: (220) [system] 'C'=end_of_file
   Fail: (220) [system] 'C'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1227674)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1261328)
   Call: (222) [system] peek_char((0x55798e5fad60), _1262262)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
^  Call: (222) [user] is_delimiter(')')
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] arg(_1266982, v('(', ')', end_of_file), ')')
   Exit: (223) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (222) [user] is_delimiter(')')
   Call: (222) [system] _1261328=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (221) [user] classify_and_convert_charseq('C', [], _1227674)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_1273444, _1273446), once(user:catch(read_from_chars(['C'], _1227674), _1273420, fail)), '$restore_trace'(_1273444, _1273446))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_1273444, _1273446))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1227674), _1273420, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_1227674)
   Fail: (222) [system] atomic(_1227674)
   Call: (222) [system] atom_chars(_1227674, ['C'])
   Exit: (222) [system] atom_chars('C', ['C'])
^  Exit: (221) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1282820)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1284678)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1298832)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55798e5fad60), _1302622)
   Exit: (220) [system] get_char((0x55798e5fad60), ')')
   Call: (220) [system] _1282820=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [])
   Call: (219) [system] _1194726=['C']
   Exit: (219) [system] ['C']=['C']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (218) [system] _758818=[['AndLink', 'A', 'B'], 'C']
   Exit: (218) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (217) [system] _496938=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (217) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _1316504)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1318362)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1332516)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55798e5fad60), _1336306)
   Exit: (216) [system] get_char((0x55798e5fad60), ')')
   Call: (216) [system] _1316504=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [])
   Call: (215) [system] _463990=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (215) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (214) [system] _4228=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (214) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (213) [system] _4220=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (213) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1350188)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1352046)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1366200)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55798e5fad60), _1369990)
   Exit: (212) [system] get_char((0x55798e5fad60), ')')
   Call: (212) [system] _1350188=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [])
   Call: (211) [system] _4216=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (211) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (210) [system] _4174=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (210) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (209) [system] _4166=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (209) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1383872)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1385730)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
   Call: (209) [system] ')'=(;)
   Fail: (209) [system] ')'=(;)
^  Call: (209) [user] is_like_space(')')
   Call: (210) [system] char_type(')', 'white')
   Fail: (210) [system] char_type(')', 'white')
   Call: (210) [system] char_type(')', end_of_line)
   Fail: (210) [system] char_type(')', end_of_line)
   Call: (210) [system] char_type(')', space)
   Fail: (210) [system] char_type(')', space)
   Call: (210) [system] char_type(')', cntrl)
   Fail: (210) [system] char_type(')', cntrl)
^  Fail: (209) [user] is_like_space(')')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1399884)
   Exit: (208) [system] peek_char((0x55798e5fad60), ')')
   Call: (208) [system] ')'=')'
   Exit: (208) [system] ')'=')'
   Call: (208) [system] get_char((0x55798e5fad60), _1403674)
   Exit: (208) [system] get_char((0x55798e5fad60), ')')
   Call: (208) [system] _1383872=[]
   Exit: (208) [system] []=[]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [])
   Call: (207) [system] _4162=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (207) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
   Call: (206) [system] _4120=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (206) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
   Call: (205) [system] _4112=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (205) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (204) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
^  Exit: (203) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
^  Call: (203) [user] read_list(')', (0x55798e5fad60), _1417556)
^  Call: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1419414)
   Exit: (205) [system] peek_char((0x55798e5fad60), '\n')
   Call: (205) [system] '\n'=(;)
   Fail: (205) [system] '\n'=(;)
^  Call: (205) [user] is_like_space('\n')
   Call: (206) [system] char_type('\n', 'white')
   Fail: (206) [system] char_type('\n', 'white')
   Call: (206) [system] char_type('\n', end_of_line)
   Exit: (206) [system] char_type('\n', end_of_line)
^  Exit: (205) [user] is_like_space('\n')
   Call: (205) [system] get_char((0x55798e5fad60), _1429008)
   Exit: (205) [system] get_char((0x55798e5fad60), '\n')
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1431712)
   Exit: (206) [system] peek_char((0x55798e5fad60), ' ')
   Call: (206) [system] ' '=(;)
   Fail: (206) [system] ' '=(;)
^  Call: (206) [user] is_like_space(' ')
   Call: (207) [system] char_type(' ', 'white')
   Exit: (207) [system] char_type(' ', 'white')
^  Exit: (206) [user] is_like_space(' ')
   Call: (206) [system] get_char((0x55798e5fad60), _1439450)
   Exit: (206) [system] get_char((0x55798e5fad60), ' ')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1442154)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
^  Exit: (204) [user] skip_spaces((0x55798e5fad60))
   Call: (204) [system] peek_char((0x55798e5fad60), _1458156)
   Exit: (204) [system] peek_char((0x55798e5fad60), '(')
   Call: (204) [system] '('=')'
   Fail: (204) [system] '('=')'
   Call: (204) [system] '('=end_of_file
   Fail: (204) [system] '('=end_of_file
^  Call: (204) [user] cont_sexpr(')', (0x55798e5fad60), _1463726)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1465584)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=(;)
   Fail: (206) [system] '('=(;)
^  Call: (206) [user] is_like_space('(')
   Call: (207) [system] char_type('(', 'white')
   Fail: (207) [system] char_type('(', 'white')
   Call: (207) [system] char_type('(', end_of_line)
   Fail: (207) [system] char_type('(', end_of_line)
   Call: (207) [system] char_type('(', space)
   Fail: (207) [system] char_type('(', space)
   Call: (207) [system] char_type('(', cntrl)
   Fail: (207) [system] char_type('(', cntrl)
^  Fail: (206) [user] is_like_space('(')
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] get_char((0x55798e5fad60), _1479738)
   Exit: (205) [system] get_char((0x55798e5fad60), '(')
   Call: (205) [system] '('='('
   Exit: (205) [system] '('='('
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _1463726)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1485308)
   Exit: (207) [system] peek_char((0x55798e5fad60), :)
   Call: (207) [system] (:)=(;)
   Fail: (207) [system] (:)=(;)
^  Call: (207) [user] is_like_space(:)
   Call: (208) [system] char_type(:, 'white')
   Fail: (208) [system] char_type(:, 'white')
   Call: (208) [system] char_type(:, end_of_line)
   Fail: (208) [system] char_type(:, end_of_line)
   Call: (208) [system] char_type(:, space)
   Fail: (208) [system] char_type(:, space)
   Call: (208) [system] char_type(:, cntrl)
   Fail: (208) [system] char_type(:, cntrl)
^  Fail: (207) [user] is_like_space(:)
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1499462)
   Exit: (206) [system] peek_char((0x55798e5fad60), :)
   Call: (206) [system] (:)=')'
   Fail: (206) [system] (:)=')'
   Call: (206) [system] (:)=end_of_file
   Fail: (206) [system] (:)=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _1505032)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1506890)
   Exit: (208) [system] peek_char((0x55798e5fad60), :)
   Call: (208) [system] (:)=(;)
   Fail: (208) [system] (:)=(;)
^  Call: (208) [user] is_like_space(:)
   Call: (209) [system] char_type(:, 'white')
   Fail: (209) [system] char_type(:, 'white')
   Call: (209) [system] char_type(:, end_of_line)
   Fail: (209) [system] char_type(:, end_of_line)
   Call: (209) [system] char_type(:, space)
   Fail: (209) [system] char_type(:, space)
   Call: (209) [system] char_type(:, cntrl)
   Fail: (209) [system] char_type(:, cntrl)
^  Fail: (208) [user] is_like_space(:)
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _1521044)
   Exit: (207) [system] get_char((0x55798e5fad60), :)
   Call: (207) [system] (:)='('
   Fail: (207) [system] (:)='('
   Call: (207) [system] (:)='['
   Fail: (207) [system] (:)='['
   Call: (207) [system] (:)='{'
   Fail: (207) [system] (:)='{'
   Call: (207) [system] (:)='"'
   Fail: (207) [system] (:)='"'
   Call: (207) [system] (:)=!
   Fail: (207) [system] (:)=!
   Call: (207) [system] (:)='\''
   Fail: (207) [system] (:)='\''
   Call: (207) [system] (:)='`'
   Fail: (207) [system] (:)='`'
   Call: (207) [system] (:)=end_of_file
   Fail: (207) [system] (:)=end_of_file
^  Call: (207) [user] read_symbolic(')', (0x55798e5fad60), :, _1505032)
^  Call: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), _1538686)
   Call: (209) [system] peek_char((0x55798e5fad60), _1539620)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (209) [user] is_delimiter(' ')
   Call: (210) [system] char_type(' ', space)
   Exit: (210) [system] char_type(' ', space)
^  Exit: (209) [user] is_delimiter(' ')
   Call: (209) [system] _1538686=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (208) [user] classify_and_convert_charseq(:, [], _1505032)
^  Call: (210) [system] setup_call_cleanup('$notrace'(_1548930, _1548932), once(user:catch(read_from_chars([:], _1505032), _1548906, fail)), '$restore_trace'(_1548930, _1548932))
^  Call: (211) [system] sig_atomic(system:'$notrace'(_1548930, _1548932))
^  Exit: (210) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1548906, fail)), system:'$restore_trace'(3, -1))
   Call: (209) [system] atomic(:)
   Exit: (209) [system] atomic(:)
^  Exit: (208) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (207) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1556430)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1558288)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _1566026)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1568730)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1583808)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _1589378)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1591236)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _1605390)
   Exit: (208) [system] get_char((0x55798e5fad60), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1589378)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1610960)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'D')
   Call: (210) [system] 'D'=(;)
   Fail: (210) [system] 'D'=(;)
^  Call: (210) [user] is_like_space('D')
   Call: (211) [system] char_type('D', 'white')
   Fail: (211) [system] char_type('D', 'white')
   Call: (211) [system] char_type('D', end_of_line)
   Fail: (211) [system] char_type('D', end_of_line)
   Call: (211) [system] char_type('D', space)
   Fail: (211) [system] char_type('D', space)
   Call: (211) [system] char_type('D', cntrl)
   Fail: (211) [system] char_type('D', cntrl)
^  Fail: (210) [user] is_like_space('D')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1625114)
   Exit: (209) [system] peek_char((0x55798e5fad60), 'D')
   Call: (209) [system] 'D'=')'
   Fail: (209) [system] 'D'=')'
   Call: (209) [system] 'D'=end_of_file
   Fail: (209) [system] 'D'=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1630684)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1632542)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'D')
   Call: (211) [system] 'D'=(;)
   Fail: (211) [system] 'D'=(;)
^  Call: (211) [user] is_like_space('D')
   Call: (212) [system] char_type('D', 'white')
   Fail: (212) [system] char_type('D', 'white')
   Call: (212) [system] char_type('D', end_of_line)
   Fail: (212) [system] char_type('D', end_of_line)
   Call: (212) [system] char_type('D', space)
   Fail: (212) [system] char_type('D', space)
   Call: (212) [system] char_type('D', cntrl)
   Fail: (212) [system] char_type('D', cntrl)
^  Fail: (211) [user] is_like_space('D')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1646696)
   Exit: (210) [system] get_char((0x55798e5fad60), 'D')
   Call: (210) [system] 'D'='('
   Fail: (210) [system] 'D'='('
   Call: (210) [system] 'D'='['
   Fail: (210) [system] 'D'='['
   Call: (210) [system] 'D'='{'
   Fail: (210) [system] 'D'='{'
   Call: (210) [system] 'D'='"'
   Fail: (210) [system] 'D'='"'
   Call: (210) [system] 'D'=!
   Fail: (210) [system] 'D'=!
   Call: (210) [system] 'D'='\''
   Fail: (210) [system] 'D'='\''
   Call: (210) [system] 'D'='`'
   Fail: (210) [system] 'D'='`'
   Call: (210) [system] 'D'=end_of_file
   Fail: (210) [system] 'D'=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1630684)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1664338)
   Call: (212) [system] peek_char((0x55798e5fad60), _1665272)
   Exit: (212) [system] peek_char((0x55798e5fad60), i)
^  Call: (212) [user] is_delimiter(i)
   Call: (213) [system] char_type(i, space)
   Fail: (213) [system] char_type(i, space)
   Call: (213) [system] arg(_1669992, v('(', ')', end_of_file), i)
   Fail: (213) [system] arg(_1670924, v('(', ')', end_of_file), i)
^  Fail: (212) [user] is_delimiter(i)
   Call: (212) [system] ')'==i
   Fail: (212) [system] ')'==i
   Call: (212) [system] get_char((0x55798e5fad60), i)
   Exit: (212) [system] get_char((0x55798e5fad60), i)
   Call: (212) [system] i=(\)
   Fail: (212) [system] i=(\)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1678274)
   Call: (213) [system] peek_char((0x55798e5fad60), _1679208)
   Exit: (213) [system] peek_char((0x55798e5fad60), s)
^  Call: (213) [user] is_delimiter(s)
   Call: (214) [system] char_type(s, space)
   Fail: (214) [system] char_type(s, space)
   Call: (214) [system] arg(_1683928, v('(', ')', end_of_file), s)
   Fail: (214) [system] arg(_1684860, v('(', ')', end_of_file), s)
^  Fail: (213) [user] is_delimiter(s)
   Call: (213) [system] ')'==s
   Fail: (213) [system] ')'==s
   Call: (213) [system] get_char((0x55798e5fad60), s)
   Exit: (213) [system] get_char((0x55798e5fad60), s)
   Call: (213) [system] s=(\)
   Fail: (213) [system] s=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1692210)
   Call: (214) [system] peek_char((0x55798e5fad60), _1693144)
   Exit: (214) [system] peek_char((0x55798e5fad60), j)
^  Call: (214) [user] is_delimiter(j)
   Call: (215) [system] char_type(j, space)
   Fail: (215) [system] char_type(j, space)
   Call: (215) [system] arg(_1697864, v('(', ')', end_of_file), j)
   Fail: (215) [system] arg(_1698796, v('(', ')', end_of_file), j)
^  Fail: (214) [user] is_delimiter(j)
   Call: (214) [system] ')'==j
   Fail: (214) [system] ')'==j
   Call: (214) [system] get_char((0x55798e5fad60), j)
   Exit: (214) [system] get_char((0x55798e5fad60), j)
   Call: (214) [system] j=(\)
   Fail: (214) [system] j=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1706146)
   Call: (215) [system] peek_char((0x55798e5fad60), _1707080)
   Exit: (215) [system] peek_char((0x55798e5fad60), u)
^  Call: (215) [user] is_delimiter(u)
   Call: (216) [system] char_type(u, space)
   Fail: (216) [system] char_type(u, space)
   Call: (216) [system] arg(_1711800, v('(', ')', end_of_file), u)
   Fail: (216) [system] arg(_1712732, v('(', ')', end_of_file), u)
^  Fail: (215) [user] is_delimiter(u)
   Call: (215) [system] ')'==u
   Fail: (215) [system] ')'==u
   Call: (215) [system] get_char((0x55798e5fad60), u)
   Exit: (215) [system] get_char((0x55798e5fad60), u)
   Call: (215) [system] u=(\)
   Fail: (215) [system] u=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1720082)
   Call: (216) [system] peek_char((0x55798e5fad60), _1721016)
   Exit: (216) [system] peek_char((0x55798e5fad60), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_1725736, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1726668, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55798e5fad60), n)
   Exit: (216) [system] get_char((0x55798e5fad60), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1734018)
   Call: (217) [system] peek_char((0x55798e5fad60), _1734952)
   Exit: (217) [system] peek_char((0x55798e5fad60), c)
^  Call: (217) [user] is_delimiter(c)
   Call: (218) [system] char_type(c, space)
   Fail: (218) [system] char_type(c, space)
   Call: (218) [system] arg(_1739672, v('(', ')', end_of_file), c)
   Fail: (218) [system] arg(_1740604, v('(', ')', end_of_file), c)
^  Fail: (217) [user] is_delimiter(c)
   Call: (217) [system] ')'==c
   Fail: (217) [system] ')'==c
   Call: (217) [system] get_char((0x55798e5fad60), c)
   Exit: (217) [system] get_char((0x55798e5fad60), c)
   Call: (217) [system] c=(\)
   Fail: (217) [system] c=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1747954)
   Call: (218) [system] peek_char((0x55798e5fad60), _1748888)
   Exit: (218) [system] peek_char((0x55798e5fad60), t)
^  Call: (218) [user] is_delimiter(t)
   Call: (219) [system] char_type(t, space)
   Fail: (219) [system] char_type(t, space)
   Call: (219) [system] arg(_1753608, v('(', ')', end_of_file), t)
   Fail: (219) [system] arg(_1754540, v('(', ')', end_of_file), t)
^  Fail: (218) [user] is_delimiter(t)
   Call: (218) [system] ')'==t
   Fail: (218) [system] ')'==t
   Call: (218) [system] get_char((0x55798e5fad60), t)
   Exit: (218) [system] get_char((0x55798e5fad60), t)
   Call: (218) [system] t=(\)
   Fail: (218) [system] t=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1761890)
   Call: (219) [system] peek_char((0x55798e5fad60), _1762824)
   Exit: (219) [system] peek_char((0x55798e5fad60), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_1767544, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_1768476, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55798e5fad60), i)
   Exit: (219) [system] get_char((0x55798e5fad60), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1775826)
   Call: (220) [system] peek_char((0x55798e5fad60), _1776760)
   Exit: (220) [system] peek_char((0x55798e5fad60), o)
^  Call: (220) [user] is_delimiter(o)
   Call: (221) [system] char_type(o, space)
   Fail: (221) [system] char_type(o, space)
   Call: (221) [system] arg(_1781480, v('(', ')', end_of_file), o)
   Fail: (221) [system] arg(_1782412, v('(', ')', end_of_file), o)
^  Fail: (220) [user] is_delimiter(o)
   Call: (220) [system] ')'==o
   Fail: (220) [system] ')'==o
   Call: (220) [system] get_char((0x55798e5fad60), o)
   Exit: (220) [system] get_char((0x55798e5fad60), o)
   Call: (220) [system] o=(\)
   Fail: (220) [system] o=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1789762)
   Call: (221) [system] peek_char((0x55798e5fad60), _1790696)
   Exit: (221) [system] peek_char((0x55798e5fad60), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1795416, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1796348, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55798e5fad60), n)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1803698)
   Call: (222) [system] peek_char((0x55798e5fad60), _1804632)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (222) [user] is_delimiter('I')
   Call: (223) [system] char_type('I', space)
   Fail: (223) [system] char_type('I', space)
   Call: (223) [system] arg(_1809352, v('(', ')', end_of_file), 'I')
   Fail: (223) [system] arg(_1810284, v('(', ')', end_of_file), 'I')
^  Fail: (222) [user] is_delimiter('I')
   Call: (222) [system] ')'=='I'
   Fail: (222) [system] ')'=='I'
   Call: (222) [system] get_char((0x55798e5fad60), 'I')
   Exit: (222) [system] get_char((0x55798e5fad60), 'I')
   Call: (222) [system] 'I'=(\)
   Fail: (222) [system] 'I'=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1817634)
   Call: (223) [system] peek_char((0x55798e5fad60), _1818568)
   Exit: (223) [system] peek_char((0x55798e5fad60), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_1823288, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_1824220, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55798e5fad60), n)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1831570)
   Call: (224) [system] peek_char((0x55798e5fad60), _1832504)
   Exit: (224) [system] peek_char((0x55798e5fad60), t)
^  Call: (224) [user] is_delimiter(t)
   Call: (225) [system] char_type(t, space)
   Fail: (225) [system] char_type(t, space)
   Call: (225) [system] arg(_1837224, v('(', ')', end_of_file), t)
   Fail: (225) [system] arg(_1838156, v('(', ')', end_of_file), t)
^  Fail: (224) [user] is_delimiter(t)
   Call: (224) [system] ')'==t
   Fail: (224) [system] ')'==t
   Call: (224) [system] get_char((0x55798e5fad60), t)
   Exit: (224) [system] get_char((0x55798e5fad60), t)
   Call: (224) [system] t=(\)
   Fail: (224) [system] t=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1845506)
   Call: (225) [system] peek_char((0x55798e5fad60), _1846440)
   Exit: (225) [system] peek_char((0x55798e5fad60), r)
^  Call: (225) [user] is_delimiter(r)
   Call: (226) [system] char_type(r, space)
   Fail: (226) [system] char_type(r, space)
   Call: (226) [system] arg(_1851160, v('(', ')', end_of_file), r)
   Fail: (226) [system] arg(_1852092, v('(', ')', end_of_file), r)
^  Fail: (225) [user] is_delimiter(r)
   Call: (225) [system] ')'==r
   Fail: (225) [system] ')'==r
   Call: (225) [system] get_char((0x55798e5fad60), r)
   Exit: (225) [system] get_char((0x55798e5fad60), r)
   Call: (225) [system] r=(\)
   Fail: (225) [system] r=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1859442)
   Call: (226) [system] peek_char((0x55798e5fad60), _1860376)
   Exit: (226) [system] peek_char((0x55798e5fad60), o)
^  Call: (226) [user] is_delimiter(o)
   Call: (227) [system] char_type(o, space)
   Fail: (227) [system] char_type(o, space)
   Call: (227) [system] arg(_1865096, v('(', ')', end_of_file), o)
   Fail: (227) [system] arg(_1866028, v('(', ')', end_of_file), o)
^  Fail: (226) [user] is_delimiter(o)
   Call: (226) [system] ')'==o
   Fail: (226) [system] ')'==o
   Call: (226) [system] get_char((0x55798e5fad60), o)
   Exit: (226) [system] get_char((0x55798e5fad60), o)
   Call: (226) [system] o=(\)
   Fail: (226) [system] o=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1873378)
   Call: (227) [system] peek_char((0x55798e5fad60), _1874312)
   Exit: (227) [system] peek_char((0x55798e5fad60), d)
^  Call: (227) [user] is_delimiter(d)
   Call: (228) [system] char_type(d, space)
   Fail: (228) [system] char_type(d, space)
   Call: (228) [system] arg(_1879032, v('(', ')', end_of_file), d)
   Fail: (228) [system] arg(_1879964, v('(', ')', end_of_file), d)
^  Fail: (227) [user] is_delimiter(d)
   Call: (227) [system] ')'==d
   Fail: (227) [system] ')'==d
   Call: (227) [system] get_char((0x55798e5fad60), d)
   Exit: (227) [system] get_char((0x55798e5fad60), d)
   Call: (227) [system] d=(\)
   Fail: (227) [system] d=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1887314)
   Call: (228) [system] peek_char((0x55798e5fad60), _1888248)
   Exit: (228) [system] peek_char((0x55798e5fad60), u)
^  Call: (228) [user] is_delimiter(u)
   Call: (229) [system] char_type(u, space)
   Fail: (229) [system] char_type(u, space)
   Call: (229) [system] arg(_1892968, v('(', ')', end_of_file), u)
   Fail: (229) [system] arg(_1893900, v('(', ')', end_of_file), u)
^  Fail: (228) [user] is_delimiter(u)
   Call: (228) [system] ')'==u
   Fail: (228) [system] ')'==u
   Call: (228) [system] get_char((0x55798e5fad60), u)
   Exit: (228) [system] get_char((0x55798e5fad60), u)
   Call: (228) [system] u=(\)
   Fail: (228) [system] u=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1901250)
   Call: (229) [system] peek_char((0x55798e5fad60), _1902184)
   Exit: (229) [system] peek_char((0x55798e5fad60), c)
^  Call: (229) [user] is_delimiter(c)
   Call: (230) [system] char_type(c, space)
   Fail: (230) [system] char_type(c, space)
   Call: (230) [system] arg(_1906904, v('(', ')', end_of_file), c)
   Fail: (230) [system] arg(_1907836, v('(', ')', end_of_file), c)
^  Fail: (229) [user] is_delimiter(c)
   Call: (229) [system] ')'==c
   Fail: (229) [system] ')'==c
   Call: (229) [system] get_char((0x55798e5fad60), c)
   Exit: (229) [system] get_char((0x55798e5fad60), c)
   Call: (229) [system] c=(\)
   Fail: (229) [system] c=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1915186)
   Call: (230) [system] peek_char((0x55798e5fad60), _1916120)
   Exit: (230) [system] peek_char((0x55798e5fad60), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_1920840, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_1921772, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55798e5fad60), t)
   Exit: (230) [system] get_char((0x55798e5fad60), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1929122)
   Call: (231) [system] peek_char((0x55798e5fad60), _1930056)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_1934776, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_1935708, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1943058)
   Call: (232) [system] peek_char((0x55798e5fad60), _1943992)
   Exit: (232) [system] peek_char((0x55798e5fad60), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_1948712, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_1949644, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55798e5fad60), o)
   Exit: (232) [system] get_char((0x55798e5fad60), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1956994)
   Call: (233) [system] peek_char((0x55798e5fad60), _1957928)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1962648, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1963580, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1970930)
   Call: (234) [system] peek_char((0x55798e5fad60), _1971864)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _1970930=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (233) [system] _1956994=[n]
   Exit: (233) [system] [n]=[n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (232) [system] _1943058=[o, n]
   Exit: (232) [system] [o, n]=[o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (231) [system] _1929122=[i, o, n]
   Exit: (231) [system] [i, o, n]=[i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (230) [system] _1915186=[t, i, o, n]
   Exit: (230) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (229) [system] _1901250=[c, t, i, o, n]
   Exit: (229) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (228) [system] _1887314=[u, c, t, i, o, n]
   Exit: (228) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (227) [system] _1873378=[d, u, c, t, i, o, n]
   Exit: (227) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (226) [system] _1859442=[o, d, u, c, t, i, o, n]
   Exit: (226) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (225) [system] _1845506=[r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1831570=[t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1817634=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1803698=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1789762=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1775826=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1761890=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1747954=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1734018=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1720082=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1706146=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1692210=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1678274=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (212) [system] _1664338=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (212) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (211) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1630684)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_2042642, _2042644), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1630684), _2042618, fail)), '$restore_trace'(_2042642, _2042644))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_2042642, _2042644))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1630684), _2042618, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(_1630684)
   Fail: (212) [system] atomic(_1630684)
   Call: (212) [system] atom_chars(_1630684, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (212) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (211) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _2052018)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _2053876)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _2061614)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _2064318)
   Exit: (212) [system] peek_char((0x55798e5fad60), a)
   Call: (212) [system] a=(;)
   Fail: (212) [system] a=(;)
^  Call: (212) [user] is_like_space(a)
   Call: (213) [system] char_type(a, 'white')
   Fail: (213) [system] char_type(a, 'white')
   Call: (213) [system] char_type(a, end_of_line)
   Fail: (213) [system] char_type(a, end_of_line)
   Call: (213) [system] char_type(a, space)
   Fail: (213) [system] char_type(a, space)
   Call: (213) [system] char_type(a, cntrl)
   Fail: (213) [system] char_type(a, cntrl)
^  Fail: (212) [user] is_like_space(a)
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _2079396)
   Exit: (210) [system] peek_char((0x55798e5fad60), a)
   Call: (210) [system] a=')'
   Fail: (210) [system] a=')'
   Call: (210) [system] a=end_of_file
   Fail: (210) [system] a=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _2084966)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _2086824)
   Exit: (212) [system] peek_char((0x55798e5fad60), a)
   Call: (212) [system] a=(;)
   Fail: (212) [system] a=(;)
^  Call: (212) [user] is_like_space(a)
   Call: (213) [system] char_type(a, 'white')
   Fail: (213) [system] char_type(a, 'white')
   Call: (213) [system] char_type(a, end_of_line)
   Fail: (213) [system] char_type(a, end_of_line)
   Call: (213) [system] char_type(a, space)
   Fail: (213) [system] char_type(a, space)
   Call: (213) [system] char_type(a, cntrl)
   Fail: (213) [system] char_type(a, cntrl)
^  Fail: (212) [user] is_like_space(a)
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _8574)
   Exit: (211) [system] get_char((0x55798e5fad60), a)
   Call: (211) [system] a='('
   Fail: (211) [system] a='('
   Call: (211) [system] a='['
   Fail: (211) [system] a='['
   Call: (211) [system] a='{'
   Fail: (211) [system] a='{'
   Call: (211) [system] a='"'
   Fail: (211) [system] a='"'
   Call: (211) [system] a=!
   Fail: (211) [system] a=!
   Call: (211) [system] a='\''
   Fail: (211) [system] a='\''
   Call: (211) [system] a='`'
   Fail: (211) [system] a='`'
   Call: (211) [system] a=end_of_file
   Fail: (211) [system] a=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), a, _4340)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _26216)
   Call: (213) [system] peek_char((0x55798e5fad60), _27150)
   Exit: (213) [system] peek_char((0x55798e5fad60), b)
^  Call: (213) [user] is_delimiter(b)
   Call: (214) [system] char_type(b, space)
   Fail: (214) [system] char_type(b, space)
   Call: (214) [system] arg(_31870, v('(', ')', end_of_file), b)
   Fail: (214) [system] arg(_32802, v('(', ')', end_of_file), b)
^  Fail: (213) [user] is_delimiter(b)
   Call: (213) [system] ')'==b
   Fail: (213) [system] ')'==b
   Call: (213) [system] get_char((0x55798e5fad60), b)
   Exit: (213) [system] get_char((0x55798e5fad60), b)
   Call: (213) [system] b=(\)
   Fail: (213) [system] b=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _40152)
   Call: (214) [system] peek_char((0x55798e5fad60), _41086)
   Exit: (214) [system] peek_char((0x55798e5fad60), c)
^  Call: (214) [user] is_delimiter(c)
   Call: (215) [system] char_type(c, space)
   Fail: (215) [system] char_type(c, space)
   Call: (215) [system] arg(_45806, v('(', ')', end_of_file), c)
   Fail: (215) [system] arg(_46738, v('(', ')', end_of_file), c)
^  Fail: (214) [user] is_delimiter(c)
   Call: (214) [system] ')'==c
   Fail: (214) [system] ')'==c
   Call: (214) [system] get_char((0x55798e5fad60), c)
   Exit: (214) [system] get_char((0x55798e5fad60), c)
   Call: (214) [system] c=(\)
   Fail: (214) [system] c=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _54088)
   Call: (215) [system] peek_char((0x55798e5fad60), _55022)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _54088=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (214) [system] _40152=[c]
   Exit: (214) [system] [c]=[c]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (213) [system] _26216=[b, c]
   Exit: (213) [system] [b, c]=[b, c]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (212) [user] classify_and_convert_charseq(a, [b, c], _4340)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_69920, _69922), once(user:catch(read_from_chars([a, b, c], _4340), _69896, fail)), '$restore_trace'(_69920, _69922))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_69920, _69922))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _69896, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(abc)
   Exit: (213) [system] atomic(abc)
^  Exit: (212) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _77420)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _79278)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _87016)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _89720)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _104798)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _110368)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _112226)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _126380)
   Exit: (212) [system] get_char((0x55798e5fad60), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _110368)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _131950)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'D')
   Call: (214) [system] 'D'=(;)
   Fail: (214) [system] 'D'=(;)
^  Call: (214) [user] is_like_space('D')
   Call: (215) [system] char_type('D', 'white')
   Fail: (215) [system] char_type('D', 'white')
   Call: (215) [system] char_type('D', end_of_line)
   Fail: (215) [system] char_type('D', end_of_line)
   Call: (215) [system] char_type('D', space)
   Fail: (215) [system] char_type('D', space)
   Call: (215) [system] char_type('D', cntrl)
   Fail: (215) [system] char_type('D', cntrl)
^  Fail: (214) [user] is_like_space('D')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _146104)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'D')
   Call: (213) [system] 'D'=')'
   Fail: (213) [system] 'D'=')'
   Call: (213) [system] 'D'=end_of_file
   Fail: (213) [system] 'D'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _151674)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _153532)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'D')
   Call: (215) [system] 'D'=(;)
   Fail: (215) [system] 'D'=(;)
^  Call: (215) [user] is_like_space('D')
   Call: (216) [system] char_type('D', 'white')
   Fail: (216) [system] char_type('D', 'white')
   Call: (216) [system] char_type('D', end_of_line)
   Fail: (216) [system] char_type('D', end_of_line)
   Call: (216) [system] char_type('D', space)
   Fail: (216) [system] char_type('D', space)
   Call: (216) [system] char_type('D', cntrl)
   Fail: (216) [system] char_type('D', cntrl)
^  Fail: (215) [user] is_like_space('D')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _167686)
   Exit: (214) [system] get_char((0x55798e5fad60), 'D')
   Call: (214) [system] 'D'='('
   Fail: (214) [system] 'D'='('
   Call: (214) [system] 'D'='['
   Fail: (214) [system] 'D'='['
   Call: (214) [system] 'D'='{'
   Fail: (214) [system] 'D'='{'
   Call: (214) [system] 'D'='"'
   Fail: (214) [system] 'D'='"'
   Call: (214) [system] 'D'=!
   Fail: (214) [system] 'D'=!
   Call: (214) [system] 'D'='\''
   Fail: (214) [system] 'D'='\''
   Call: (214) [system] 'D'='`'
   Fail: (214) [system] 'D'='`'
   Call: (214) [system] 'D'=end_of_file
   Fail: (214) [system] 'D'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'D', _151674)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _185328)
   Call: (216) [system] peek_char((0x55798e5fad60), _186262)
   Exit: (216) [system] peek_char((0x55798e5fad60), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_190982, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_191914, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55798e5fad60), i)
   Exit: (216) [system] get_char((0x55798e5fad60), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _199264)
   Call: (217) [system] peek_char((0x55798e5fad60), _200198)
   Exit: (217) [system] peek_char((0x55798e5fad60), s)
^  Call: (217) [user] is_delimiter(s)
   Call: (218) [system] char_type(s, space)
   Fail: (218) [system] char_type(s, space)
   Call: (218) [system] arg(_204918, v('(', ')', end_of_file), s)
   Fail: (218) [system] arg(_205850, v('(', ')', end_of_file), s)
^  Fail: (217) [user] is_delimiter(s)
   Call: (217) [system] ')'==s
   Fail: (217) [system] ')'==s
   Call: (217) [system] get_char((0x55798e5fad60), s)
   Exit: (217) [system] get_char((0x55798e5fad60), s)
   Call: (217) [system] s=(\)
   Fail: (217) [system] s=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _213200)
   Call: (218) [system] peek_char((0x55798e5fad60), _214134)
   Exit: (218) [system] peek_char((0x55798e5fad60), j)
^  Call: (218) [user] is_delimiter(j)
   Call: (219) [system] char_type(j, space)
   Fail: (219) [system] char_type(j, space)
   Call: (219) [system] arg(_218854, v('(', ')', end_of_file), j)
   Fail: (219) [system] arg(_219786, v('(', ')', end_of_file), j)
^  Fail: (218) [user] is_delimiter(j)
   Call: (218) [system] ')'==j
   Fail: (218) [system] ')'==j
   Call: (218) [system] get_char((0x55798e5fad60), j)
   Exit: (218) [system] get_char((0x55798e5fad60), j)
   Call: (218) [system] j=(\)
   Fail: (218) [system] j=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _227136)
   Call: (219) [system] peek_char((0x55798e5fad60), _228070)
   Exit: (219) [system] peek_char((0x55798e5fad60), u)
^  Call: (219) [user] is_delimiter(u)
   Call: (220) [system] char_type(u, space)
   Fail: (220) [system] char_type(u, space)
   Call: (220) [system] arg(_232790, v('(', ')', end_of_file), u)
   Fail: (220) [system] arg(_233722, v('(', ')', end_of_file), u)
^  Fail: (219) [user] is_delimiter(u)
   Call: (219) [system] ')'==u
   Fail: (219) [system] ')'==u
   Call: (219) [system] get_char((0x55798e5fad60), u)
   Exit: (219) [system] get_char((0x55798e5fad60), u)
   Call: (219) [system] u=(\)
   Fail: (219) [system] u=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _241072)
   Call: (220) [system] peek_char((0x55798e5fad60), _242006)
   Exit: (220) [system] peek_char((0x55798e5fad60), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_246726, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_247658, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55798e5fad60), n)
   Exit: (220) [system] get_char((0x55798e5fad60), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _255008)
   Call: (221) [system] peek_char((0x55798e5fad60), _255942)
   Exit: (221) [system] peek_char((0x55798e5fad60), c)
^  Call: (221) [user] is_delimiter(c)
   Call: (222) [system] char_type(c, space)
   Fail: (222) [system] char_type(c, space)
   Call: (222) [system] arg(_260662, v('(', ')', end_of_file), c)
   Fail: (222) [system] arg(_261594, v('(', ')', end_of_file), c)
^  Fail: (221) [user] is_delimiter(c)
   Call: (221) [system] ')'==c
   Fail: (221) [system] ')'==c
   Call: (221) [system] get_char((0x55798e5fad60), c)
   Exit: (221) [system] get_char((0x55798e5fad60), c)
   Call: (221) [system] c=(\)
   Fail: (221) [system] c=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _268944)
   Call: (222) [system] peek_char((0x55798e5fad60), _269878)
   Exit: (222) [system] peek_char((0x55798e5fad60), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_274598, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_275530, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55798e5fad60), t)
   Exit: (222) [system] get_char((0x55798e5fad60), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _282880)
   Call: (223) [system] peek_char((0x55798e5fad60), _283814)
   Exit: (223) [system] peek_char((0x55798e5fad60), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_288534, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_289466, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55798e5fad60), i)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _296816)
   Call: (224) [system] peek_char((0x55798e5fad60), _297750)
   Exit: (224) [system] peek_char((0x55798e5fad60), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_302470, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_303402, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55798e5fad60), o)
   Exit: (224) [system] get_char((0x55798e5fad60), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _310752)
   Call: (225) [system] peek_char((0x55798e5fad60), _311686)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_316406, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_317338, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _324688)
   Call: (226) [system] peek_char((0x55798e5fad60), _325622)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (226) [user] is_delimiter('I')
   Call: (227) [system] char_type('I', space)
   Fail: (227) [system] char_type('I', space)
   Call: (227) [system] arg(_330342, v('(', ')', end_of_file), 'I')
   Fail: (227) [system] arg(_331274, v('(', ')', end_of_file), 'I')
^  Fail: (226) [user] is_delimiter('I')
   Call: (226) [system] ')'=='I'
   Fail: (226) [system] ')'=='I'
   Call: (226) [system] get_char((0x55798e5fad60), 'I')
   Exit: (226) [system] get_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'=(\)
   Fail: (226) [system] 'I'=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _338624)
   Call: (227) [system] peek_char((0x55798e5fad60), _339558)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_344278, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_345210, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _352560)
   Call: (228) [system] peek_char((0x55798e5fad60), _353494)
   Exit: (228) [system] peek_char((0x55798e5fad60), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_358214, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_359146, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55798e5fad60), t)
   Exit: (228) [system] get_char((0x55798e5fad60), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _366496)
   Call: (229) [system] peek_char((0x55798e5fad60), _367430)
   Exit: (229) [system] peek_char((0x55798e5fad60), r)
^  Call: (229) [user] is_delimiter(r)
   Call: (230) [system] char_type(r, space)
   Fail: (230) [system] char_type(r, space)
   Call: (230) [system] arg(_372150, v('(', ')', end_of_file), r)
   Fail: (230) [system] arg(_373082, v('(', ')', end_of_file), r)
^  Fail: (229) [user] is_delimiter(r)
   Call: (229) [system] ')'==r
   Fail: (229) [system] ')'==r
   Call: (229) [system] get_char((0x55798e5fad60), r)
   Exit: (229) [system] get_char((0x55798e5fad60), r)
   Call: (229) [system] r=(\)
   Fail: (229) [system] r=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _380432)
   Call: (230) [system] peek_char((0x55798e5fad60), _381366)
   Exit: (230) [system] peek_char((0x55798e5fad60), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_386086, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_387018, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55798e5fad60), o)
   Exit: (230) [system] get_char((0x55798e5fad60), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _394368)
   Call: (231) [system] peek_char((0x55798e5fad60), _395302)
   Exit: (231) [system] peek_char((0x55798e5fad60), d)
^  Call: (231) [user] is_delimiter(d)
   Call: (232) [system] char_type(d, space)
   Fail: (232) [system] char_type(d, space)
   Call: (232) [system] arg(_400022, v('(', ')', end_of_file), d)
   Fail: (232) [system] arg(_400954, v('(', ')', end_of_file), d)
^  Fail: (231) [user] is_delimiter(d)
   Call: (231) [system] ')'==d
   Fail: (231) [system] ')'==d
   Call: (231) [system] get_char((0x55798e5fad60), d)
   Exit: (231) [system] get_char((0x55798e5fad60), d)
   Call: (231) [system] d=(\)
   Fail: (231) [system] d=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _408304)
   Call: (232) [system] peek_char((0x55798e5fad60), _409238)
   Exit: (232) [system] peek_char((0x55798e5fad60), u)
^  Call: (232) [user] is_delimiter(u)
   Call: (233) [system] char_type(u, space)
   Fail: (233) [system] char_type(u, space)
   Call: (233) [system] arg(_413958, v('(', ')', end_of_file), u)
   Fail: (233) [system] arg(_414890, v('(', ')', end_of_file), u)
^  Fail: (232) [user] is_delimiter(u)
   Call: (232) [system] ')'==u
   Fail: (232) [system] ')'==u
   Call: (232) [system] get_char((0x55798e5fad60), u)
   Exit: (232) [system] get_char((0x55798e5fad60), u)
   Call: (232) [system] u=(\)
   Fail: (232) [system] u=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _422240)
   Call: (233) [system] peek_char((0x55798e5fad60), _423174)
   Exit: (233) [system] peek_char((0x55798e5fad60), c)
^  Call: (233) [user] is_delimiter(c)
   Call: (234) [system] char_type(c, space)
   Fail: (234) [system] char_type(c, space)
   Call: (234) [system] arg(_427894, v('(', ')', end_of_file), c)
   Fail: (234) [system] arg(_428826, v('(', ')', end_of_file), c)
^  Fail: (233) [user] is_delimiter(c)
   Call: (233) [system] ')'==c
   Fail: (233) [system] ')'==c
   Call: (233) [system] get_char((0x55798e5fad60), c)
   Exit: (233) [system] get_char((0x55798e5fad60), c)
   Call: (233) [system] c=(\)
   Fail: (233) [system] c=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _436176)
   Call: (234) [system] peek_char((0x55798e5fad60), _437110)
   Exit: (234) [system] peek_char((0x55798e5fad60), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_441830, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_442762, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55798e5fad60), t)
   Exit: (234) [system] get_char((0x55798e5fad60), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _450112)
   Call: (235) [system] peek_char((0x55798e5fad60), _451046)
   Exit: (235) [system] peek_char((0x55798e5fad60), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_455766, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_456698, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55798e5fad60), i)
   Exit: (235) [system] get_char((0x55798e5fad60), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _464048)
   Call: (236) [system] peek_char((0x55798e5fad60), _464982)
   Exit: (236) [system] peek_char((0x55798e5fad60), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_469702, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_470634, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55798e5fad60), o)
   Exit: (236) [system] get_char((0x55798e5fad60), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _477984)
   Call: (237) [system] peek_char((0x55798e5fad60), _478918)
   Exit: (237) [system] peek_char((0x55798e5fad60), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_483638, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_484570, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55798e5fad60), n)
   Exit: (237) [system] get_char((0x55798e5fad60), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _491920)
   Call: (238) [system] peek_char((0x55798e5fad60), _492854)
   Exit: (238) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _491920=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (237) [system] _477984=[n]
   Exit: (237) [system] [n]=[n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (236) [system] _464048=[o, n]
   Exit: (236) [system] [o, n]=[o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (235) [system] _450112=[i, o, n]
   Exit: (235) [system] [i, o, n]=[i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (234) [system] _436176=[t, i, o, n]
   Exit: (234) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (233) [system] _422240=[c, t, i, o, n]
   Exit: (233) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (232) [system] _408304=[u, c, t, i, o, n]
   Exit: (232) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (231) [system] _394368=[d, u, c, t, i, o, n]
   Exit: (231) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (230) [system] _380432=[o, d, u, c, t, i, o, n]
   Exit: (230) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (229) [system] _366496=[r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _352560=[t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _338624=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _324688=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _310752=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _296816=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _282880=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _268944=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _255008=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _241072=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _227136=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _213200=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _199264=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _185328=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (215) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _151674)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_563632, _563634), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _151674), _563608, fail)), '$restore_trace'(_563632, _563634))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_563632, _563634))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _151674), _563608, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_151674)
   Fail: (216) [system] atomic(_151674)
   Call: (216) [system] atom_chars(_151674, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (216) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (215) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _573008)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _574866)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _582604)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _585308)
   Exit: (216) [system] peek_char((0x55798e5fad60), a)
   Call: (216) [system] a=(;)
   Fail: (216) [system] a=(;)
^  Call: (216) [user] is_like_space(a)
   Call: (217) [system] char_type(a, 'white')
   Fail: (217) [system] char_type(a, 'white')
   Call: (217) [system] char_type(a, end_of_line)
   Fail: (217) [system] char_type(a, end_of_line)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] char_type(a, cntrl)
   Fail: (217) [system] char_type(a, cntrl)
^  Fail: (216) [user] is_like_space(a)
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _600386)
   Exit: (214) [system] peek_char((0x55798e5fad60), a)
   Call: (214) [system] a=')'
   Fail: (214) [system] a=')'
   Call: (214) [system] a=end_of_file
   Fail: (214) [system] a=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _605956)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _607814)
   Exit: (216) [system] peek_char((0x55798e5fad60), a)
   Call: (216) [system] a=(;)
   Fail: (216) [system] a=(;)
^  Call: (216) [user] is_like_space(a)
   Call: (217) [system] char_type(a, 'white')
   Fail: (217) [system] char_type(a, 'white')
   Call: (217) [system] char_type(a, end_of_line)
   Fail: (217) [system] char_type(a, end_of_line)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] char_type(a, cntrl)
   Fail: (217) [system] char_type(a, cntrl)
^  Fail: (216) [user] is_like_space(a)
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _621968)
   Exit: (215) [system] get_char((0x55798e5fad60), a)
   Call: (215) [system] a='('
   Fail: (215) [system] a='('
   Call: (215) [system] a='['
   Fail: (215) [system] a='['
   Call: (215) [system] a='{'
   Fail: (215) [system] a='{'
   Call: (215) [system] a='"'
   Fail: (215) [system] a='"'
   Call: (215) [system] a=!
   Fail: (215) [system] a=!
   Call: (215) [system] a='\''
   Fail: (215) [system] a='\''
   Call: (215) [system] a='`'
   Fail: (215) [system] a='`'
   Call: (215) [system] a=end_of_file
   Fail: (215) [system] a=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), a, _605956)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _639610)
   Call: (217) [system] peek_char((0x55798e5fad60), _640544)
   Exit: (217) [system] peek_char((0x55798e5fad60), b)
^  Call: (217) [user] is_delimiter(b)
   Call: (218) [system] char_type(b, space)
   Fail: (218) [system] char_type(b, space)
   Call: (218) [system] arg(_645264, v('(', ')', end_of_file), b)
   Fail: (218) [system] arg(_646196, v('(', ')', end_of_file), b)
^  Fail: (217) [user] is_delimiter(b)
   Call: (217) [system] ')'==b
   Fail: (217) [system] ')'==b
   Call: (217) [system] get_char((0x55798e5fad60), b)
   Exit: (217) [system] get_char((0x55798e5fad60), b)
   Call: (217) [system] b=(\)
   Fail: (217) [system] b=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _653546)
   Call: (218) [system] peek_char((0x55798e5fad60), _654480)
   Exit: (218) [system] peek_char((0x55798e5fad60), c)
^  Call: (218) [user] is_delimiter(c)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] arg(_659200, v('(', ')', end_of_file), c)
   Fail: (219) [system] arg(_660132, v('(', ')', end_of_file), c)
^  Fail: (218) [user] is_delimiter(c)
   Call: (218) [system] ')'==c
   Fail: (218) [system] ')'==c
   Call: (218) [system] get_char((0x55798e5fad60), c)
   Exit: (218) [system] get_char((0x55798e5fad60), c)
   Call: (218) [system] c=(\)
   Fail: (218) [system] c=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _667482)
   Call: (219) [system] peek_char((0x55798e5fad60), _668416)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _667482=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (218) [system] _653546=[c]
   Exit: (218) [system] [c]=[c]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (217) [system] _639610=[b, c]
   Exit: (217) [system] [b, c]=[b, c]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (216) [user] classify_and_convert_charseq(a, [b, c], _605956)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_683314, _683316), once(user:catch(read_from_chars([a, b, c], _605956), _683290, fail)), '$restore_trace'(_683314, _683316))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_683314, _683316))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _683290, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(abc)
   Exit: (217) [system] atomic(abc)
^  Exit: (216) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _690814)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _692672)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _700410)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _703114)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
   Call: (217) [system] a=(;)
   Fail: (217) [system] a=(;)
^  Call: (217) [user] is_like_space(a)
   Call: (218) [system] char_type(a, 'white')
   Fail: (218) [system] char_type(a, 'white')
   Call: (218) [system] char_type(a, end_of_line)
   Fail: (218) [system] char_type(a, end_of_line)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] char_type(a, cntrl)
   Fail: (218) [system] char_type(a, cntrl)
^  Fail: (217) [user] is_like_space(a)
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _718192)
   Exit: (215) [system] peek_char((0x55798e5fad60), a)
   Call: (215) [system] a=')'
   Fail: (215) [system] a=')'
   Call: (215) [system] a=end_of_file
   Fail: (215) [system] a=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _723762)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _725620)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
   Call: (217) [system] a=(;)
   Fail: (217) [system] a=(;)
^  Call: (217) [user] is_like_space(a)
   Call: (218) [system] char_type(a, 'white')
   Fail: (218) [system] char_type(a, 'white')
   Call: (218) [system] char_type(a, end_of_line)
   Fail: (218) [system] char_type(a, end_of_line)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] char_type(a, cntrl)
   Fail: (218) [system] char_type(a, cntrl)
^  Fail: (217) [user] is_like_space(a)
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _739774)
   Exit: (216) [system] get_char((0x55798e5fad60), a)
   Call: (216) [system] a='('
   Fail: (216) [system] a='('
   Call: (216) [system] a='['
   Fail: (216) [system] a='['
   Call: (216) [system] a='{'
   Fail: (216) [system] a='{'
   Call: (216) [system] a='"'
   Fail: (216) [system] a='"'
   Call: (216) [system] a=!
   Fail: (216) [system] a=!
   Call: (216) [system] a='\''
   Fail: (216) [system] a='\''
   Call: (216) [system] a='`'
   Fail: (216) [system] a='`'
   Call: (216) [system] a=end_of_file
   Fail: (216) [system] a=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), a, _723762)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _757416)
   Call: (218) [system] peek_char((0x55798e5fad60), _758350)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
^  Call: (218) [user] is_delimiter(')')
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] arg(_763070, v('(', ')', end_of_file), ')')
   Exit: (219) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (218) [user] is_delimiter(')')
   Call: (218) [system] _757416=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (217) [user] classify_and_convert_charseq(a, [], _723762)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_769532, _769534), once(user:catch(read_from_chars([a], _723762), _769508, fail)), '$restore_trace'(_769532, _769534))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_769532, _769534))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _769508, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(a)
   Exit: (218) [system] atomic(a)
^  Exit: (217) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _777032)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _778890)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _793044)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55798e5fad60), _796834)
   Exit: (216) [system] get_char((0x55798e5fad60), ')')
   Call: (216) [system] _777032=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [])
   Call: (215) [system] _690814=[a]
   Exit: (215) [system] [a]=[a]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (214) [system] _573008=[abc, a]
   Exit: (214) [system] [abc, a]=[abc, a]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [abc, a])
   Call: (213) [system] _110368=['DisjunctionIntroduction', abc, a]
   Exit: (213) [system] ['DisjunctionIntroduction', abc, a]=['DisjunctionIntroduction', abc, a]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, a])
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, a])
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _810716)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _812574)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _826728)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55798e5fad60), _830518)
   Exit: (212) [system] get_char((0x55798e5fad60), ')')
   Call: (212) [system] _810716=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [])
   Call: (211) [system] _77420=[['DisjunctionIntroduction', abc, a]]
   Exit: (211) [system] [['DisjunctionIntroduction', abc, a]]=[['DisjunctionIntroduction', abc, a]]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, a]])
   Call: (210) [system] _4336=[abc, ['DisjunctionIntroduction', abc, a]]
   Exit: (210) [system] [abc, ['DisjunctionIntroduction', abc, a]]=[abc, ['DisjunctionIntroduction', abc, a]]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [abc, ['DisjunctionIntroduction', abc, a]])
   Call: (209) [system] _4328=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]]
   Exit: (209) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]])
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]])
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _844400)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _846258)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _853996)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _856700)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _871778)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _877348)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _879206)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _893360)
   Exit: (209) [system] get_char((0x55798e5fad60), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _877348)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _898930)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'O')
   Call: (211) [system] 'O'=(;)
   Fail: (211) [system] 'O'=(;)
^  Call: (211) [user] is_like_space('O')
   Call: (212) [system] char_type('O', 'white')
   Fail: (212) [system] char_type('O', 'white')
   Call: (212) [system] char_type('O', end_of_line)
   Fail: (212) [system] char_type('O', end_of_line)
   Call: (212) [system] char_type('O', space)
   Fail: (212) [system] char_type('O', space)
   Call: (212) [system] char_type('O', cntrl)
   Fail: (212) [system] char_type('O', cntrl)
^  Fail: (211) [user] is_like_space('O')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _913084)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'O')
   Call: (210) [system] 'O'=')'
   Fail: (210) [system] 'O'=')'
   Call: (210) [system] 'O'=end_of_file
   Fail: (210) [system] 'O'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _918654)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _920512)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'O')
   Call: (212) [system] 'O'=(;)
   Fail: (212) [system] 'O'=(;)
^  Call: (212) [user] is_like_space('O')
   Call: (213) [system] char_type('O', 'white')
   Fail: (213) [system] char_type('O', 'white')
   Call: (213) [system] char_type('O', end_of_line)
   Fail: (213) [system] char_type('O', end_of_line)
   Call: (213) [system] char_type('O', space)
   Fail: (213) [system] char_type('O', space)
   Call: (213) [system] char_type('O', cntrl)
   Fail: (213) [system] char_type('O', cntrl)
^  Fail: (212) [user] is_like_space('O')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _934666)
   Exit: (211) [system] get_char((0x55798e5fad60), 'O')
   Call: (211) [system] 'O'='('
   Fail: (211) [system] 'O'='('
   Call: (211) [system] 'O'='['
   Fail: (211) [system] 'O'='['
   Call: (211) [system] 'O'='{'
   Fail: (211) [system] 'O'='{'
   Call: (211) [system] 'O'='"'
   Fail: (211) [system] 'O'='"'
   Call: (211) [system] 'O'=!
   Fail: (211) [system] 'O'=!
   Call: (211) [system] 'O'='\''
   Fail: (211) [system] 'O'='\''
   Call: (211) [system] 'O'='`'
   Fail: (211) [system] 'O'='`'
   Call: (211) [system] 'O'=end_of_file
   Fail: (211) [system] 'O'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), 'O', _918654)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _952308)
   Call: (213) [system] peek_char((0x55798e5fad60), _953242)
   Exit: (213) [system] peek_char((0x55798e5fad60), r)
^  Call: (213) [user] is_delimiter(r)
   Call: (214) [system] char_type(r, space)
   Fail: (214) [system] char_type(r, space)
   Call: (214) [system] arg(_957962, v('(', ')', end_of_file), r)
   Fail: (214) [system] arg(_958894, v('(', ')', end_of_file), r)
^  Fail: (213) [user] is_delimiter(r)
   Call: (213) [system] ')'==r
   Fail: (213) [system] ')'==r
   Call: (213) [system] get_char((0x55798e5fad60), r)
   Exit: (213) [system] get_char((0x55798e5fad60), r)
   Call: (213) [system] r=(\)
   Fail: (213) [system] r=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _966244)
   Call: (214) [system] peek_char((0x55798e5fad60), _967178)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (214) [user] is_delimiter('L')
   Call: (215) [system] char_type('L', space)
   Fail: (215) [system] char_type('L', space)
   Call: (215) [system] arg(_971898, v('(', ')', end_of_file), 'L')
   Fail: (215) [system] arg(_972830, v('(', ')', end_of_file), 'L')
^  Fail: (214) [user] is_delimiter('L')
   Call: (214) [system] ')'=='L'
   Fail: (214) [system] ')'=='L'
   Call: (214) [system] get_char((0x55798e5fad60), 'L')
   Exit: (214) [system] get_char((0x55798e5fad60), 'L')
   Call: (214) [system] 'L'=(\)
   Fail: (214) [system] 'L'=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _980180)
   Call: (215) [system] peek_char((0x55798e5fad60), _981114)
   Exit: (215) [system] peek_char((0x55798e5fad60), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_985834, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_986766, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55798e5fad60), i)
   Exit: (215) [system] get_char((0x55798e5fad60), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _994116)
   Call: (216) [system] peek_char((0x55798e5fad60), _995050)
   Exit: (216) [system] peek_char((0x55798e5fad60), n)
^  Call: (216) [user] is_delimiter(n)
   Call: (217) [system] char_type(n, space)
   Fail: (217) [system] char_type(n, space)
   Call: (217) [system] arg(_999770, v('(', ')', end_of_file), n)
   Fail: (217) [system] arg(_1000702, v('(', ')', end_of_file), n)
^  Fail: (216) [user] is_delimiter(n)
   Call: (216) [system] ')'==n
   Fail: (216) [system] ')'==n
   Call: (216) [system] get_char((0x55798e5fad60), n)
   Exit: (216) [system] get_char((0x55798e5fad60), n)
   Call: (216) [system] n=(\)
   Fail: (216) [system] n=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1008052)
   Call: (217) [system] peek_char((0x55798e5fad60), _1008986)
   Exit: (217) [system] peek_char((0x55798e5fad60), k)
^  Call: (217) [user] is_delimiter(k)
   Call: (218) [system] char_type(k, space)
   Fail: (218) [system] char_type(k, space)
   Call: (218) [system] arg(_1013706, v('(', ')', end_of_file), k)
   Fail: (218) [system] arg(_1014638, v('(', ')', end_of_file), k)
^  Fail: (217) [user] is_delimiter(k)
   Call: (217) [system] ')'==k
   Fail: (217) [system] ')'==k
   Call: (217) [system] get_char((0x55798e5fad60), k)
   Exit: (217) [system] get_char((0x55798e5fad60), k)
   Call: (217) [system] k=(\)
   Fail: (217) [system] k=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1021988)
   Call: (218) [system] peek_char((0x55798e5fad60), _1022922)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _1021988=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (217) [system] _1008052=[k]
   Exit: (217) [system] [k]=[k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (216) [system] _994116=[n, k]
   Exit: (216) [system] [n, k]=[n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (215) [system] _980180=[i, n, k]
   Exit: (215) [system] [i, n, k]=[i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (214) [system] _966244=['L', i, n, k]
   Exit: (214) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (213) [system] _952308=[r, 'L', i, n, k]
   Exit: (213) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (212) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _918654)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1046202, _1046204), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _918654), _1046178, fail)), '$restore_trace'(_1046202, _1046204))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1046202, _1046204))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _918654), _1046178, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_918654)
   Fail: (213) [system] atomic(_918654)
   Call: (213) [system] atom_chars(_918654, ['O', r, 'L', i, n, k])
   Exit: (213) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (212) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1055578)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1057436)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _1065174)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1067878)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1082956)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _1088526)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1090384)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _1104538)
   Exit: (212) [system] get_char((0x55798e5fad60), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1088526)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1110108)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'I')
   Call: (214) [system] 'I'=(;)
   Fail: (214) [system] 'I'=(;)
^  Call: (214) [user] is_like_space('I')
   Call: (215) [system] char_type('I', 'white')
   Fail: (215) [system] char_type('I', 'white')
   Call: (215) [system] char_type('I', end_of_line)
   Fail: (215) [system] char_type('I', end_of_line)
   Call: (215) [system] char_type('I', space)
   Fail: (215) [system] char_type('I', space)
   Call: (215) [system] char_type('I', cntrl)
   Fail: (215) [system] char_type('I', cntrl)
^  Fail: (214) [user] is_like_space('I')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1124262)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'I')
   Call: (213) [system] 'I'=')'
   Fail: (213) [system] 'I'=')'
   Call: (213) [system] 'I'=end_of_file
   Fail: (213) [system] 'I'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1129832)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1131690)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'I')
   Call: (215) [system] 'I'=(;)
   Fail: (215) [system] 'I'=(;)
^  Call: (215) [user] is_like_space('I')
   Call: (216) [system] char_type('I', 'white')
   Fail: (216) [system] char_type('I', 'white')
   Call: (216) [system] char_type('I', end_of_line)
   Fail: (216) [system] char_type('I', end_of_line)
   Call: (216) [system] char_type('I', space)
   Fail: (216) [system] char_type('I', space)
   Call: (216) [system] char_type('I', cntrl)
   Fail: (216) [system] char_type('I', cntrl)
^  Fail: (215) [user] is_like_space('I')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1145844)
   Exit: (214) [system] get_char((0x55798e5fad60), 'I')
   Call: (214) [system] 'I'='('
   Fail: (214) [system] 'I'='('
   Call: (214) [system] 'I'='['
   Fail: (214) [system] 'I'='['
   Call: (214) [system] 'I'='{'
   Fail: (214) [system] 'I'='{'
   Call: (214) [system] 'I'='"'
   Fail: (214) [system] 'I'='"'
   Call: (214) [system] 'I'=!
   Fail: (214) [system] 'I'=!
   Call: (214) [system] 'I'='\''
   Fail: (214) [system] 'I'='\''
   Call: (214) [system] 'I'='`'
   Fail: (214) [system] 'I'='`'
   Call: (214) [system] 'I'=end_of_file
   Fail: (214) [system] 'I'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1129832)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1163486)
   Call: (216) [system] peek_char((0x55798e5fad60), _1164420)
   Exit: (216) [system] peek_char((0x55798e5fad60), m)
^  Call: (216) [user] is_delimiter(m)
   Call: (217) [system] char_type(m, space)
   Fail: (217) [system] char_type(m, space)
   Call: (217) [system] arg(_1169140, v('(', ')', end_of_file), m)
   Fail: (217) [system] arg(_1170072, v('(', ')', end_of_file), m)
^  Fail: (216) [user] is_delimiter(m)
   Call: (216) [system] ')'==m
   Fail: (216) [system] ')'==m
   Call: (216) [system] get_char((0x55798e5fad60), m)
   Exit: (216) [system] get_char((0x55798e5fad60), m)
   Call: (216) [system] m=(\)
   Fail: (216) [system] m=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1177422)
   Call: (217) [system] peek_char((0x55798e5fad60), _1178356)
   Exit: (217) [system] peek_char((0x55798e5fad60), p)
^  Call: (217) [user] is_delimiter(p)
   Call: (218) [system] char_type(p, space)
   Fail: (218) [system] char_type(p, space)
   Call: (218) [system] arg(_1183076, v('(', ')', end_of_file), p)
   Fail: (218) [system] arg(_1184008, v('(', ')', end_of_file), p)
^  Fail: (217) [user] is_delimiter(p)
   Call: (217) [system] ')'==p
   Fail: (217) [system] ')'==p
   Call: (217) [system] get_char((0x55798e5fad60), p)
   Exit: (217) [system] get_char((0x55798e5fad60), p)
   Call: (217) [system] p=(\)
   Fail: (217) [system] p=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1191358)
   Call: (218) [system] peek_char((0x55798e5fad60), _1192292)
   Exit: (218) [system] peek_char((0x55798e5fad60), l)
^  Call: (218) [user] is_delimiter(l)
   Call: (219) [system] char_type(l, space)
   Fail: (219) [system] char_type(l, space)
   Call: (219) [system] arg(_1197012, v('(', ')', end_of_file), l)
   Fail: (219) [system] arg(_1197944, v('(', ')', end_of_file), l)
^  Fail: (218) [user] is_delimiter(l)
   Call: (218) [system] ')'==l
   Fail: (218) [system] ')'==l
   Call: (218) [system] get_char((0x55798e5fad60), l)
   Exit: (218) [system] get_char((0x55798e5fad60), l)
   Call: (218) [system] l=(\)
   Fail: (218) [system] l=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1205294)
   Call: (219) [system] peek_char((0x55798e5fad60), _1206228)
   Exit: (219) [system] peek_char((0x55798e5fad60), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_1210948, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_1211880, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55798e5fad60), i)
   Exit: (219) [system] get_char((0x55798e5fad60), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1219230)
   Call: (220) [system] peek_char((0x55798e5fad60), _1220164)
   Exit: (220) [system] peek_char((0x55798e5fad60), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_1224884, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_1225816, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55798e5fad60), c)
   Exit: (220) [system] get_char((0x55798e5fad60), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1233166)
   Call: (221) [system] peek_char((0x55798e5fad60), _1234100)
   Exit: (221) [system] peek_char((0x55798e5fad60), a)
^  Call: (221) [user] is_delimiter(a)
   Call: (222) [system] char_type(a, space)
   Fail: (222) [system] char_type(a, space)
   Call: (222) [system] arg(_1238820, v('(', ')', end_of_file), a)
   Fail: (222) [system] arg(_1239752, v('(', ')', end_of_file), a)
^  Fail: (221) [user] is_delimiter(a)
   Call: (221) [system] ')'==a
   Fail: (221) [system] ')'==a
   Call: (221) [system] get_char((0x55798e5fad60), a)
   Exit: (221) [system] get_char((0x55798e5fad60), a)
   Call: (221) [system] a=(\)
   Fail: (221) [system] a=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1247102)
   Call: (222) [system] peek_char((0x55798e5fad60), _1248036)
   Exit: (222) [system] peek_char((0x55798e5fad60), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_1252756, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_1253688, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55798e5fad60), t)
   Exit: (222) [system] get_char((0x55798e5fad60), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1261038)
   Call: (223) [system] peek_char((0x55798e5fad60), _1261972)
   Exit: (223) [system] peek_char((0x55798e5fad60), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_1266692, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_1267624, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55798e5fad60), i)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1274974)
   Call: (224) [system] peek_char((0x55798e5fad60), _1275908)
   Exit: (224) [system] peek_char((0x55798e5fad60), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_1280628, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_1281560, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55798e5fad60), o)
   Exit: (224) [system] get_char((0x55798e5fad60), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1288910)
   Call: (225) [system] peek_char((0x55798e5fad60), _1289844)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_1294564, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_1295496, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1302846)
   Call: (226) [system] peek_char((0x55798e5fad60), _1303780)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _1302846=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (225) [system] _1288910=[n]
   Exit: (225) [system] [n]=[n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (224) [system] _1274974=[o, n]
   Exit: (224) [system] [o, n]=[o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (223) [system] _1261038=[i, o, n]
   Exit: (223) [system] [i, o, n]=[i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (222) [system] _1247102=[t, i, o, n]
   Exit: (222) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (221) [system] _1233166=[a, t, i, o, n]
   Exit: (221) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (220) [system] _1219230=[c, a, t, i, o, n]
   Exit: (220) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (219) [system] _1205294=[i, c, a, t, i, o, n]
   Exit: (219) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (218) [system] _1191358=[l, i, c, a, t, i, o, n]
   Exit: (218) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (217) [system] _1177422=[p, l, i, c, a, t, i, o, n]
   Exit: (217) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (216) [system] _1163486=[m, p, l, i, c, a, t, i, o, n]
   Exit: (216) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (215) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1129832)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1341030, _1341032), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1129832), _1341006, fail)), '$restore_trace'(_1341030, _1341032))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1341030, _1341032))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1129832), _1341006, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1129832)
   Fail: (216) [system] atomic(_1129832)
   Call: (216) [system] atom_chars(_1129832, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (216) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (215) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1350406)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1352264)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _1360002)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1362706)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1377784)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _1383354)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1385212)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _1399366)
   Exit: (215) [system] get_char((0x55798e5fad60), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _1383354)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1404936)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'A')
   Call: (217) [system] 'A'=(;)
   Fail: (217) [system] 'A'=(;)
^  Call: (217) [user] is_like_space('A')
   Call: (218) [system] char_type('A', 'white')
   Fail: (218) [system] char_type('A', 'white')
   Call: (218) [system] char_type('A', end_of_line)
   Fail: (218) [system] char_type('A', end_of_line)
   Call: (218) [system] char_type('A', space)
   Fail: (218) [system] char_type('A', space)
   Call: (218) [system] char_type('A', cntrl)
   Fail: (218) [system] char_type('A', cntrl)
^  Fail: (217) [user] is_like_space('A')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1419090)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'A')
   Call: (216) [system] 'A'=')'
   Fail: (216) [system] 'A'=')'
   Call: (216) [system] 'A'=end_of_file
   Fail: (216) [system] 'A'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _1424660)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1426518)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'A')
   Call: (218) [system] 'A'=(;)
   Fail: (218) [system] 'A'=(;)
^  Call: (218) [user] is_like_space('A')
   Call: (219) [system] char_type('A', 'white')
   Fail: (219) [system] char_type('A', 'white')
   Call: (219) [system] char_type('A', end_of_line)
   Fail: (219) [system] char_type('A', end_of_line)
   Call: (219) [system] char_type('A', space)
   Fail: (219) [system] char_type('A', space)
   Call: (219) [system] char_type('A', cntrl)
   Fail: (219) [system] char_type('A', cntrl)
^  Fail: (218) [user] is_like_space('A')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _1440672)
   Exit: (217) [system] get_char((0x55798e5fad60), 'A')
   Call: (217) [system] 'A'='('
   Fail: (217) [system] 'A'='('
   Call: (217) [system] 'A'='['
   Fail: (217) [system] 'A'='['
   Call: (217) [system] 'A'='{'
   Fail: (217) [system] 'A'='{'
   Call: (217) [system] 'A'='"'
   Fail: (217) [system] 'A'='"'
   Call: (217) [system] 'A'=!
   Fail: (217) [system] 'A'=!
   Call: (217) [system] 'A'='\''
   Fail: (217) [system] 'A'='\''
   Call: (217) [system] 'A'='`'
   Fail: (217) [system] 'A'='`'
   Call: (217) [system] 'A'=end_of_file
   Fail: (217) [system] 'A'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1424660)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1458314)
   Call: (219) [system] peek_char((0x55798e5fad60), _1459248)
   Exit: (219) [system] peek_char((0x55798e5fad60), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1463968, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1464900, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55798e5fad60), n)
   Exit: (219) [system] get_char((0x55798e5fad60), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1472250)
   Call: (220) [system] peek_char((0x55798e5fad60), _1473184)
   Exit: (220) [system] peek_char((0x55798e5fad60), d)
^  Call: (220) [user] is_delimiter(d)
   Call: (221) [system] char_type(d, space)
   Fail: (221) [system] char_type(d, space)
   Call: (221) [system] arg(_1477904, v('(', ')', end_of_file), d)
   Fail: (221) [system] arg(_1478836, v('(', ')', end_of_file), d)
^  Fail: (220) [user] is_delimiter(d)
   Call: (220) [system] ')'==d
   Fail: (220) [system] ')'==d
   Call: (220) [system] get_char((0x55798e5fad60), d)
   Exit: (220) [system] get_char((0x55798e5fad60), d)
   Call: (220) [system] d=(\)
   Fail: (220) [system] d=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1486186)
   Call: (221) [system] peek_char((0x55798e5fad60), _1487120)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (221) [user] is_delimiter('L')
   Call: (222) [system] char_type('L', space)
   Fail: (222) [system] char_type('L', space)
   Call: (222) [system] arg(_1491840, v('(', ')', end_of_file), 'L')
   Fail: (222) [system] arg(_1492772, v('(', ')', end_of_file), 'L')
^  Fail: (221) [user] is_delimiter('L')
   Call: (221) [system] ')'=='L'
   Fail: (221) [system] ')'=='L'
   Call: (221) [system] get_char((0x55798e5fad60), 'L')
   Exit: (221) [system] get_char((0x55798e5fad60), 'L')
   Call: (221) [system] 'L'=(\)
   Fail: (221) [system] 'L'=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1500122)
   Call: (222) [system] peek_char((0x55798e5fad60), _1501056)
   Exit: (222) [system] peek_char((0x55798e5fad60), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_1505776, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_1506708, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55798e5fad60), i)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1514058)
   Call: (223) [system] peek_char((0x55798e5fad60), _1514992)
   Exit: (223) [system] peek_char((0x55798e5fad60), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_1519712, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_1520644, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55798e5fad60), n)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1527994)
   Call: (224) [system] peek_char((0x55798e5fad60), _1528928)
   Exit: (224) [system] peek_char((0x55798e5fad60), k)
^  Call: (224) [user] is_delimiter(k)
   Call: (225) [system] char_type(k, space)
   Fail: (225) [system] char_type(k, space)
   Call: (225) [system] arg(_1533648, v('(', ')', end_of_file), k)
   Fail: (225) [system] arg(_1534580, v('(', ')', end_of_file), k)
^  Fail: (224) [user] is_delimiter(k)
   Call: (224) [system] ')'==k
   Fail: (224) [system] ')'==k
   Call: (224) [system] get_char((0x55798e5fad60), k)
   Exit: (224) [system] get_char((0x55798e5fad60), k)
   Call: (224) [system] k=(\)
   Fail: (224) [system] k=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1541930)
   Call: (225) [system] peek_char((0x55798e5fad60), _1542864)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _1541930=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (224) [system] _1527994=[k]
   Exit: (224) [system] [k]=[k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (223) [system] _1514058=[n, k]
   Exit: (223) [system] [n, k]=[n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (222) [system] _1500122=[i, n, k]
   Exit: (222) [system] [i, n, k]=[i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (221) [system] _1486186=['L', i, n, k]
   Exit: (221) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (220) [system] _1472250=[d, 'L', i, n, k]
   Exit: (220) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (219) [system] _1458314=[n, d, 'L', i, n, k]
   Exit: (219) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (218) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1424660)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1568938, _1568940), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1424660), _1568914, fail)), '$restore_trace'(_1568938, _1568940))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1568938, _1568940))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1424660), _1568914, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_1424660)
   Fail: (219) [system] atomic(_1424660)
   Call: (219) [system] atom_chars(_1424660, ['A', n, d, 'L', i, n, k])
   Exit: (219) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (218) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1578314)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1580172)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _1587910)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1590614)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'A')
   Call: (219) [system] 'A'=(;)
   Fail: (219) [system] 'A'=(;)
^  Call: (219) [user] is_like_space('A')
   Call: (220) [system] char_type('A', 'white')
   Fail: (220) [system] char_type('A', 'white')
   Call: (220) [system] char_type('A', end_of_line)
   Fail: (220) [system] char_type('A', end_of_line)
   Call: (220) [system] char_type('A', space)
   Fail: (220) [system] char_type('A', space)
   Call: (220) [system] char_type('A', cntrl)
   Fail: (220) [system] char_type('A', cntrl)
^  Fail: (219) [user] is_like_space('A')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1605692)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'A')
   Call: (217) [system] 'A'=')'
   Fail: (217) [system] 'A'=')'
   Call: (217) [system] 'A'=end_of_file
   Fail: (217) [system] 'A'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _1611262)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1613120)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'A')
   Call: (219) [system] 'A'=(;)
   Fail: (219) [system] 'A'=(;)
^  Call: (219) [user] is_like_space('A')
   Call: (220) [system] char_type('A', 'white')
   Fail: (220) [system] char_type('A', 'white')
   Call: (220) [system] char_type('A', end_of_line)
   Fail: (220) [system] char_type('A', end_of_line)
   Call: (220) [system] char_type('A', space)
   Fail: (220) [system] char_type('A', space)
   Call: (220) [system] char_type('A', cntrl)
   Fail: (220) [system] char_type('A', cntrl)
^  Fail: (219) [user] is_like_space('A')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _1627274)
   Exit: (218) [system] get_char((0x55798e5fad60), 'A')
   Call: (218) [system] 'A'='('
   Fail: (218) [system] 'A'='('
   Call: (218) [system] 'A'='['
   Fail: (218) [system] 'A'='['
   Call: (218) [system] 'A'='{'
   Fail: (218) [system] 'A'='{'
   Call: (218) [system] 'A'='"'
   Fail: (218) [system] 'A'='"'
   Call: (218) [system] 'A'=!
   Fail: (218) [system] 'A'=!
   Call: (218) [system] 'A'='\''
   Fail: (218) [system] 'A'='\''
   Call: (218) [system] 'A'='`'
   Fail: (218) [system] 'A'='`'
   Call: (218) [system] 'A'=end_of_file
   Fail: (218) [system] 'A'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1611262)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1644916)
   Call: (220) [system] peek_char((0x55798e5fad60), _1645850)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _1644916=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (219) [user] classify_and_convert_charseq('A', [], _1611262)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1655160, _1655162), once(user:catch(read_from_chars(['A'], _1611262), _1655136, fail)), '$restore_trace'(_1655160, _1655162))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1655160, _1655162))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1611262), _1655136, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_1611262)
   Fail: (220) [system] atomic(_1611262)
   Call: (220) [system] atom_chars(_1611262, ['A'])
   Exit: (220) [system] atom_chars('A', ['A'])
^  Exit: (219) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1664536)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1666394)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _1674132)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1676836)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'B')
   Call: (220) [system] 'B'=(;)
   Fail: (220) [system] 'B'=(;)
^  Call: (220) [user] is_like_space('B')
   Call: (221) [system] char_type('B', 'white')
   Fail: (221) [system] char_type('B', 'white')
   Call: (221) [system] char_type('B', end_of_line)
   Fail: (221) [system] char_type('B', end_of_line)
   Call: (221) [system] char_type('B', space)
   Fail: (221) [system] char_type('B', space)
   Call: (221) [system] char_type('B', cntrl)
   Fail: (221) [system] char_type('B', cntrl)
^  Fail: (220) [user] is_like_space('B')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1691914)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'B')
   Call: (218) [system] 'B'=')'
   Fail: (218) [system] 'B'=')'
   Call: (218) [system] 'B'=end_of_file
   Fail: (218) [system] 'B'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1697484)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1699342)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'B')
   Call: (220) [system] 'B'=(;)
   Fail: (220) [system] 'B'=(;)
^  Call: (220) [user] is_like_space('B')
   Call: (221) [system] char_type('B', 'white')
   Fail: (221) [system] char_type('B', 'white')
   Call: (221) [system] char_type('B', end_of_line)
   Fail: (221) [system] char_type('B', end_of_line)
   Call: (221) [system] char_type('B', space)
   Fail: (221) [system] char_type('B', space)
   Call: (221) [system] char_type('B', cntrl)
   Fail: (221) [system] char_type('B', cntrl)
^  Fail: (220) [user] is_like_space('B')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1713496)
   Exit: (219) [system] get_char((0x55798e5fad60), 'B')
   Call: (219) [system] 'B'='('
   Fail: (219) [system] 'B'='('
   Call: (219) [system] 'B'='['
   Fail: (219) [system] 'B'='['
   Call: (219) [system] 'B'='{'
   Fail: (219) [system] 'B'='{'
   Call: (219) [system] 'B'='"'
   Fail: (219) [system] 'B'='"'
   Call: (219) [system] 'B'=!
   Fail: (219) [system] 'B'=!
   Call: (219) [system] 'B'='\''
   Fail: (219) [system] 'B'='\''
   Call: (219) [system] 'B'='`'
   Fail: (219) [system] 'B'='`'
   Call: (219) [system] 'B'=end_of_file
   Fail: (219) [system] 'B'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1697484)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1731138)
   Call: (221) [system] peek_char((0x55798e5fad60), _1732072)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
^  Call: (221) [user] is_delimiter(')')
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] arg(_1736792, v('(', ')', end_of_file), ')')
   Exit: (222) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (221) [user] is_delimiter(')')
   Call: (221) [system] _1731138=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (220) [user] classify_and_convert_charseq('B', [], _1697484)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1743254, _1743256), once(user:catch(read_from_chars(['B'], _1697484), _1743230, fail)), '$restore_trace'(_1743254, _1743256))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1743254, _1743256))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1697484), _1743230, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_1697484)
   Fail: (221) [system] atomic(_1697484)
   Call: (221) [system] atom_chars(_1697484, ['B'])
   Exit: (221) [system] atom_chars('B', ['B'])
^  Exit: (220) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1752630)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1754488)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1768642)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55798e5fad60), _1772432)
   Exit: (219) [system] get_char((0x55798e5fad60), ')')
   Call: (219) [system] _1752630=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [])
   Call: (218) [system] _1664536=['B']
   Exit: (218) [system] ['B']=['B']
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (217) [system] _1578314=['A', 'B']
   Exit: (217) [system] ['A', 'B']=['A', 'B']
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (216) [system] _1383354=['AndLink', 'A', 'B']
   Exit: (216) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1786314)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1788172)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _1795910)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1798614)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'C')
   Call: (217) [system] 'C'=(;)
   Fail: (217) [system] 'C'=(;)
^  Call: (217) [user] is_like_space('C')
   Call: (218) [system] char_type('C', 'white')
   Fail: (218) [system] char_type('C', 'white')
   Call: (218) [system] char_type('C', end_of_line)
   Fail: (218) [system] char_type('C', end_of_line)
   Call: (218) [system] char_type('C', space)
   Fail: (218) [system] char_type('C', space)
   Call: (218) [system] char_type('C', cntrl)
   Fail: (218) [system] char_type('C', cntrl)
^  Fail: (217) [user] is_like_space('C')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1813692)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'C')
   Call: (215) [system] 'C'=')'
   Fail: (215) [system] 'C'=')'
   Call: (215) [system] 'C'=end_of_file
   Fail: (215) [system] 'C'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _1819262)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1821120)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'C')
   Call: (217) [system] 'C'=(;)
   Fail: (217) [system] 'C'=(;)
^  Call: (217) [user] is_like_space('C')
   Call: (218) [system] char_type('C', 'white')
   Fail: (218) [system] char_type('C', 'white')
   Call: (218) [system] char_type('C', end_of_line)
   Fail: (218) [system] char_type('C', end_of_line)
   Call: (218) [system] char_type('C', space)
   Fail: (218) [system] char_type('C', space)
   Call: (218) [system] char_type('C', cntrl)
   Fail: (218) [system] char_type('C', cntrl)
^  Fail: (217) [user] is_like_space('C')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _1835274)
   Exit: (216) [system] get_char((0x55798e5fad60), 'C')
   Call: (216) [system] 'C'='('
   Fail: (216) [system] 'C'='('
   Call: (216) [system] 'C'='['
   Fail: (216) [system] 'C'='['
   Call: (216) [system] 'C'='{'
   Fail: (216) [system] 'C'='{'
   Call: (216) [system] 'C'='"'
   Fail: (216) [system] 'C'='"'
   Call: (216) [system] 'C'=!
   Fail: (216) [system] 'C'=!
   Call: (216) [system] 'C'='\''
   Fail: (216) [system] 'C'='\''
   Call: (216) [system] 'C'='`'
   Fail: (216) [system] 'C'='`'
   Call: (216) [system] 'C'=end_of_file
   Fail: (216) [system] 'C'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1819262)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1852916)
   Call: (218) [system] peek_char((0x55798e5fad60), _1853850)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
^  Call: (218) [user] is_delimiter(')')
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] arg(_1858570, v('(', ')', end_of_file), ')')
   Exit: (219) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (218) [user] is_delimiter(')')
   Call: (218) [system] _1852916=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (217) [user] classify_and_convert_charseq('C', [], _1819262)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1865032, _1865034), once(user:catch(read_from_chars(['C'], _1819262), _1865008, fail)), '$restore_trace'(_1865032, _1865034))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1865032, _1865034))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1819262), _1865008, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1819262)
   Fail: (218) [system] atomic(_1819262)
   Call: (218) [system] atom_chars(_1819262, ['C'])
   Exit: (218) [system] atom_chars('C', ['C'])
^  Exit: (217) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _1874408)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1876266)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1890420)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55798e5fad60), _1894210)
   Exit: (216) [system] get_char((0x55798e5fad60), ')')
   Call: (216) [system] _1874408=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [])
   Call: (215) [system] _1786314=['C']
   Exit: (215) [system] ['C']=['C']
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (214) [system] _1350406=[['AndLink', 'A', 'B'], 'C']
   Exit: (214) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (213) [system] _1088526=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (213) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1908092)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1909950)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _1917688)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1920392)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1935470)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1941040)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1942898)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1957052)
   Exit: (213) [system] get_char((0x55798e5fad60), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1941040)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1962622)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'O')
   Call: (215) [system] 'O'=(;)
   Fail: (215) [system] 'O'=(;)
^  Call: (215) [user] is_like_space('O')
   Call: (216) [system] char_type('O', 'white')
   Fail: (216) [system] char_type('O', 'white')
   Call: (216) [system] char_type('O', end_of_line)
   Fail: (216) [system] char_type('O', end_of_line)
   Call: (216) [system] char_type('O', space)
   Fail: (216) [system] char_type('O', space)
   Call: (216) [system] char_type('O', cntrl)
   Fail: (216) [system] char_type('O', cntrl)
^  Fail: (215) [user] is_like_space('O')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1976776)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'O')
   Call: (214) [system] 'O'=')'
   Fail: (214) [system] 'O'=')'
   Call: (214) [system] 'O'=end_of_file
   Fail: (214) [system] 'O'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _1982346)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1984204)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'O')
   Call: (216) [system] 'O'=(;)
   Fail: (216) [system] 'O'=(;)
^  Call: (216) [user] is_like_space('O')
   Call: (217) [system] char_type('O', 'white')
   Fail: (217) [system] char_type('O', 'white')
   Call: (217) [system] char_type('O', end_of_line)
   Fail: (217) [system] char_type('O', end_of_line)
   Call: (217) [system] char_type('O', space)
   Fail: (217) [system] char_type('O', space)
   Call: (217) [system] char_type('O', cntrl)
   Fail: (217) [system] char_type('O', cntrl)
^  Fail: (216) [user] is_like_space('O')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _1998358)
   Exit: (215) [system] get_char((0x55798e5fad60), 'O')
   Call: (215) [system] 'O'='('
   Fail: (215) [system] 'O'='('
   Call: (215) [system] 'O'='['
   Fail: (215) [system] 'O'='['
   Call: (215) [system] 'O'='{'
   Fail: (215) [system] 'O'='{'
   Call: (215) [system] 'O'='"'
   Fail: (215) [system] 'O'='"'
   Call: (215) [system] 'O'=!
   Fail: (215) [system] 'O'=!
   Call: (215) [system] 'O'='\''
   Fail: (215) [system] 'O'='\''
   Call: (215) [system] 'O'='`'
   Fail: (215) [system] 'O'='`'
   Call: (215) [system] 'O'=end_of_file
   Fail: (215) [system] 'O'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1982346)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _2016000)
   Call: (217) [system] peek_char((0x55798e5fad60), _2016934)
   Exit: (217) [system] peek_char((0x55798e5fad60), r)
^  Call: (217) [user] is_delimiter(r)
   Call: (218) [system] char_type(r, space)
   Fail: (218) [system] char_type(r, space)
   Call: (218) [system] arg(_2021654, v('(', ')', end_of_file), r)
   Fail: (218) [system] arg(_2022586, v('(', ')', end_of_file), r)
^  Fail: (217) [user] is_delimiter(r)
   Call: (217) [system] ')'==r
   Fail: (217) [system] ')'==r
   Call: (217) [system] get_char((0x55798e5fad60), r)
   Exit: (217) [system] get_char((0x55798e5fad60), r)
   Call: (217) [system] r=(\)
   Fail: (217) [system] r=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _2029936)
   Call: (218) [system] peek_char((0x55798e5fad60), _2030870)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (218) [user] is_delimiter('L')
   Call: (219) [system] char_type('L', space)
   Fail: (219) [system] char_type('L', space)
   Call: (219) [system] arg(_2035590, v('(', ')', end_of_file), 'L')
   Fail: (219) [system] arg(_2036522, v('(', ')', end_of_file), 'L')
^  Fail: (218) [user] is_delimiter('L')
   Call: (218) [system] ')'=='L'
   Fail: (218) [system] ')'=='L'
   Call: (218) [system] get_char((0x55798e5fad60), 'L')
   Exit: (218) [system] get_char((0x55798e5fad60), 'L')
   Call: (218) [system] 'L'=(\)
   Fail: (218) [system] 'L'=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _2043872)
   Call: (219) [system] peek_char((0x55798e5fad60), _2044806)
   Exit: (219) [system] peek_char((0x55798e5fad60), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_2049526, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_2050458, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55798e5fad60), i)
   Exit: (219) [system] get_char((0x55798e5fad60), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _2057808)
   Call: (220) [system] peek_char((0x55798e5fad60), _2058742)
   Exit: (220) [system] peek_char((0x55798e5fad60), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_2063462, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_2064394, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55798e5fad60), n)
   Exit: (220) [system] get_char((0x55798e5fad60), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _2071744)
   Call: (221) [system] peek_char((0x55798e5fad60), _2072678)
   Exit: (221) [system] peek_char((0x55798e5fad60), k)
^  Call: (221) [user] is_delimiter(k)
   Call: (222) [system] char_type(k, space)
   Fail: (222) [system] char_type(k, space)
   Call: (222) [system] arg(_2077398, v('(', ')', end_of_file), k)
   Fail: (222) [system] arg(_2078330, v('(', ')', end_of_file), k)
^  Fail: (221) [user] is_delimiter(k)
   Call: (221) [system] ')'==k
   Fail: (221) [system] ')'==k
   Call: (221) [system] get_char((0x55798e5fad60), k)
   Exit: (221) [system] get_char((0x55798e5fad60), k)
   Call: (221) [system] k=(\)
   Fail: (221) [system] k=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _2085680)
   Call: (222) [system] peek_char((0x55798e5fad60), _2086614)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _2085680=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (221) [system] _2071744=[k]
   Exit: (221) [system] [k]=[k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (220) [system] _4446=[n, k]
   Exit: (220) [system] [n, k]=[n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (219) [system] _4442=[i, n, k]
   Exit: (219) [system] [i, n, k]=[i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (218) [system] _4438=['L', i, n, k]
   Exit: (218) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (217) [system] _4434=[r, 'L', i, n, k]
   Exit: (217) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (216) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _4430)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_17470, _17472), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _4430), _17446, fail)), '$restore_trace'(_17470, _17472))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_17470, _17472))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _4430), _17446, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_4430)
   Fail: (217) [system] atomic(_4430)
   Call: (217) [system] atom_chars(_4430, ['O', r, 'L', i, n, k])
   Exit: (217) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (216) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _26846)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _28704)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _36442)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _39146)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _54224)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _59794)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _61652)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _75806)
   Exit: (216) [system] get_char((0x55798e5fad60), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _59794)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _81376)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'I')
   Call: (218) [system] 'I'=(;)
   Fail: (218) [system] 'I'=(;)
^  Call: (218) [user] is_like_space('I')
   Call: (219) [system] char_type('I', 'white')
   Fail: (219) [system] char_type('I', 'white')
   Call: (219) [system] char_type('I', end_of_line)
   Fail: (219) [system] char_type('I', end_of_line)
   Call: (219) [system] char_type('I', space)
   Fail: (219) [system] char_type('I', space)
   Call: (219) [system] char_type('I', cntrl)
   Fail: (219) [system] char_type('I', cntrl)
^  Fail: (218) [user] is_like_space('I')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _95530)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'I')
   Call: (217) [system] 'I'=')'
   Fail: (217) [system] 'I'=')'
   Call: (217) [system] 'I'=end_of_file
   Fail: (217) [system] 'I'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _101100)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _102958)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'I')
   Call: (219) [system] 'I'=(;)
   Fail: (219) [system] 'I'=(;)
^  Call: (219) [user] is_like_space('I')
   Call: (220) [system] char_type('I', 'white')
   Fail: (220) [system] char_type('I', 'white')
   Call: (220) [system] char_type('I', end_of_line)
   Fail: (220) [system] char_type('I', end_of_line)
   Call: (220) [system] char_type('I', space)
   Fail: (220) [system] char_type('I', space)
   Call: (220) [system] char_type('I', cntrl)
   Fail: (220) [system] char_type('I', cntrl)
^  Fail: (219) [user] is_like_space('I')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _117112)
   Exit: (218) [system] get_char((0x55798e5fad60), 'I')
   Call: (218) [system] 'I'='('
   Fail: (218) [system] 'I'='('
   Call: (218) [system] 'I'='['
   Fail: (218) [system] 'I'='['
   Call: (218) [system] 'I'='{'
   Fail: (218) [system] 'I'='{'
   Call: (218) [system] 'I'='"'
   Fail: (218) [system] 'I'='"'
   Call: (218) [system] 'I'=!
   Fail: (218) [system] 'I'=!
   Call: (218) [system] 'I'='\''
   Fail: (218) [system] 'I'='\''
   Call: (218) [system] 'I'='`'
   Fail: (218) [system] 'I'='`'
   Call: (218) [system] 'I'=end_of_file
   Fail: (218) [system] 'I'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), 'I', _101100)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _134754)
   Call: (220) [system] peek_char((0x55798e5fad60), _135688)
   Exit: (220) [system] peek_char((0x55798e5fad60), m)
^  Call: (220) [user] is_delimiter(m)
   Call: (221) [system] char_type(m, space)
   Fail: (221) [system] char_type(m, space)
   Call: (221) [system] arg(_140408, v('(', ')', end_of_file), m)
   Fail: (221) [system] arg(_141340, v('(', ')', end_of_file), m)
^  Fail: (220) [user] is_delimiter(m)
   Call: (220) [system] ')'==m
   Fail: (220) [system] ')'==m
   Call: (220) [system] get_char((0x55798e5fad60), m)
   Exit: (220) [system] get_char((0x55798e5fad60), m)
   Call: (220) [system] m=(\)
   Fail: (220) [system] m=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _148690)
   Call: (221) [system] peek_char((0x55798e5fad60), _149624)
   Exit: (221) [system] peek_char((0x55798e5fad60), p)
^  Call: (221) [user] is_delimiter(p)
   Call: (222) [system] char_type(p, space)
   Fail: (222) [system] char_type(p, space)
   Call: (222) [system] arg(_154344, v('(', ')', end_of_file), p)
   Fail: (222) [system] arg(_155276, v('(', ')', end_of_file), p)
^  Fail: (221) [user] is_delimiter(p)
   Call: (221) [system] ')'==p
   Fail: (221) [system] ')'==p
   Call: (221) [system] get_char((0x55798e5fad60), p)
   Exit: (221) [system] get_char((0x55798e5fad60), p)
   Call: (221) [system] p=(\)
   Fail: (221) [system] p=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _162626)
   Call: (222) [system] peek_char((0x55798e5fad60), _163560)
   Exit: (222) [system] peek_char((0x55798e5fad60), l)
^  Call: (222) [user] is_delimiter(l)
   Call: (223) [system] char_type(l, space)
   Fail: (223) [system] char_type(l, space)
   Call: (223) [system] arg(_168280, v('(', ')', end_of_file), l)
   Fail: (223) [system] arg(_169212, v('(', ')', end_of_file), l)
^  Fail: (222) [user] is_delimiter(l)
   Call: (222) [system] ')'==l
   Fail: (222) [system] ')'==l
   Call: (222) [system] get_char((0x55798e5fad60), l)
   Exit: (222) [system] get_char((0x55798e5fad60), l)
   Call: (222) [system] l=(\)
   Fail: (222) [system] l=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _176562)
   Call: (223) [system] peek_char((0x55798e5fad60), _177496)
   Exit: (223) [system] peek_char((0x55798e5fad60), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_182216, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_183148, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55798e5fad60), i)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _190498)
   Call: (224) [system] peek_char((0x55798e5fad60), _191432)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
^  Call: (224) [user] is_delimiter(c)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] arg(_196152, v('(', ')', end_of_file), c)
   Fail: (225) [system] arg(_197084, v('(', ')', end_of_file), c)
^  Fail: (224) [user] is_delimiter(c)
   Call: (224) [system] ')'==c
   Fail: (224) [system] ')'==c
   Call: (224) [system] get_char((0x55798e5fad60), c)
   Exit: (224) [system] get_char((0x55798e5fad60), c)
   Call: (224) [system] c=(\)
   Fail: (224) [system] c=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _204434)
   Call: (225) [system] peek_char((0x55798e5fad60), _205368)
   Exit: (225) [system] peek_char((0x55798e5fad60), a)
^  Call: (225) [user] is_delimiter(a)
   Call: (226) [system] char_type(a, space)
   Fail: (226) [system] char_type(a, space)
   Call: (226) [system] arg(_210088, v('(', ')', end_of_file), a)
   Fail: (226) [system] arg(_211020, v('(', ')', end_of_file), a)
^  Fail: (225) [user] is_delimiter(a)
   Call: (225) [system] ')'==a
   Fail: (225) [system] ')'==a
   Call: (225) [system] get_char((0x55798e5fad60), a)
   Exit: (225) [system] get_char((0x55798e5fad60), a)
   Call: (225) [system] a=(\)
   Fail: (225) [system] a=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _218370)
   Call: (226) [system] peek_char((0x55798e5fad60), _219304)
   Exit: (226) [system] peek_char((0x55798e5fad60), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_224024, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_224956, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55798e5fad60), t)
   Exit: (226) [system] get_char((0x55798e5fad60), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _232306)
   Call: (227) [system] peek_char((0x55798e5fad60), _233240)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_237960, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_238892, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _246242)
   Call: (228) [system] peek_char((0x55798e5fad60), _247176)
   Exit: (228) [system] peek_char((0x55798e5fad60), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_251896, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_252828, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55798e5fad60), o)
   Exit: (228) [system] get_char((0x55798e5fad60), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _260178)
   Call: (229) [system] peek_char((0x55798e5fad60), _261112)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_265832, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_266764, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _274114)
   Call: (230) [system] peek_char((0x55798e5fad60), _275048)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _274114=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (229) [system] _260178=[n]
   Exit: (229) [system] [n]=[n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (228) [system] _246242=[o, n]
   Exit: (228) [system] [o, n]=[o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (227) [system] _232306=[i, o, n]
   Exit: (227) [system] [i, o, n]=[i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (226) [system] _218370=[t, i, o, n]
   Exit: (226) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (225) [system] _204434=[a, t, i, o, n]
   Exit: (225) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (224) [system] _190498=[c, a, t, i, o, n]
   Exit: (224) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (223) [system] _176562=[i, c, a, t, i, o, n]
   Exit: (223) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (222) [system] _162626=[l, i, c, a, t, i, o, n]
   Exit: (222) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (221) [system] _148690=[p, l, i, c, a, t, i, o, n]
   Exit: (221) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (220) [system] _134754=[m, p, l, i, c, a, t, i, o, n]
   Exit: (220) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (219) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _101100)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_312298, _312300), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _101100), _312274, fail)), '$restore_trace'(_312298, _312300))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_312298, _312300))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _101100), _312274, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_101100)
   Fail: (220) [system] atomic(_101100)
   Call: (220) [system] atom_chars(_101100, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (220) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (219) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _321674)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _323532)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _331270)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _333974)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _349052)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _354622)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _356480)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _370634)
   Exit: (219) [system] get_char((0x55798e5fad60), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _354622)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _376204)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'=(;)
   Fail: (221) [system] 'A'=(;)
^  Call: (221) [user] is_like_space('A')
   Call: (222) [system] char_type('A', 'white')
   Fail: (222) [system] char_type('A', 'white')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] char_type('A', space)
   Fail: (222) [system] char_type('A', space)
   Call: (222) [system] char_type('A', cntrl)
   Fail: (222) [system] char_type('A', cntrl)
^  Fail: (221) [user] is_like_space('A')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _390358)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'=')'
   Fail: (220) [system] 'A'=')'
   Call: (220) [system] 'A'=end_of_file
   Fail: (220) [system] 'A'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _395928)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _397786)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=(;)
   Fail: (222) [system] 'A'=(;)
^  Call: (222) [user] is_like_space('A')
   Call: (223) [system] char_type('A', 'white')
   Fail: (223) [system] char_type('A', 'white')
   Call: (223) [system] char_type('A', end_of_line)
   Fail: (223) [system] char_type('A', end_of_line)
   Call: (223) [system] char_type('A', space)
   Fail: (223) [system] char_type('A', space)
   Call: (223) [system] char_type('A', cntrl)
   Fail: (223) [system] char_type('A', cntrl)
^  Fail: (222) [user] is_like_space('A')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _411940)
   Exit: (221) [system] get_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'='('
   Fail: (221) [system] 'A'='('
   Call: (221) [system] 'A'='['
   Fail: (221) [system] 'A'='['
   Call: (221) [system] 'A'='{'
   Fail: (221) [system] 'A'='{'
   Call: (221) [system] 'A'='"'
   Fail: (221) [system] 'A'='"'
   Call: (221) [system] 'A'=!
   Fail: (221) [system] 'A'=!
   Call: (221) [system] 'A'='\''
   Fail: (221) [system] 'A'='\''
   Call: (221) [system] 'A'='`'
   Fail: (221) [system] 'A'='`'
   Call: (221) [system] 'A'=end_of_file
   Fail: (221) [system] 'A'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'A', _395928)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _429582)
   Call: (223) [system] peek_char((0x55798e5fad60), _430516)
   Exit: (223) [system] peek_char((0x55798e5fad60), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_435236, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_436168, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55798e5fad60), n)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _443518)
   Call: (224) [system] peek_char((0x55798e5fad60), _444452)
   Exit: (224) [system] peek_char((0x55798e5fad60), d)
^  Call: (224) [user] is_delimiter(d)
   Call: (225) [system] char_type(d, space)
   Fail: (225) [system] char_type(d, space)
   Call: (225) [system] arg(_449172, v('(', ')', end_of_file), d)
   Fail: (225) [system] arg(_450104, v('(', ')', end_of_file), d)
^  Fail: (224) [user] is_delimiter(d)
   Call: (224) [system] ')'==d
   Fail: (224) [system] ')'==d
   Call: (224) [system] get_char((0x55798e5fad60), d)
   Exit: (224) [system] get_char((0x55798e5fad60), d)
   Call: (224) [system] d=(\)
   Fail: (224) [system] d=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _457454)
   Call: (225) [system] peek_char((0x55798e5fad60), _458388)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (225) [user] is_delimiter('L')
   Call: (226) [system] char_type('L', space)
   Fail: (226) [system] char_type('L', space)
   Call: (226) [system] arg(_463108, v('(', ')', end_of_file), 'L')
   Fail: (226) [system] arg(_464040, v('(', ')', end_of_file), 'L')
^  Fail: (225) [user] is_delimiter('L')
   Call: (225) [system] ')'=='L'
   Fail: (225) [system] ')'=='L'
   Call: (225) [system] get_char((0x55798e5fad60), 'L')
   Exit: (225) [system] get_char((0x55798e5fad60), 'L')
   Call: (225) [system] 'L'=(\)
   Fail: (225) [system] 'L'=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _471390)
   Call: (226) [system] peek_char((0x55798e5fad60), _472324)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_477044, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_477976, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _485326)
   Call: (227) [system] peek_char((0x55798e5fad60), _486260)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_490980, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_491912, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _499262)
   Call: (228) [system] peek_char((0x55798e5fad60), _500196)
   Exit: (228) [system] peek_char((0x55798e5fad60), k)
^  Call: (228) [user] is_delimiter(k)
   Call: (229) [system] char_type(k, space)
   Fail: (229) [system] char_type(k, space)
   Call: (229) [system] arg(_504916, v('(', ')', end_of_file), k)
   Fail: (229) [system] arg(_505848, v('(', ')', end_of_file), k)
^  Fail: (228) [user] is_delimiter(k)
   Call: (228) [system] ')'==k
   Fail: (228) [system] ')'==k
   Call: (228) [system] get_char((0x55798e5fad60), k)
   Exit: (228) [system] get_char((0x55798e5fad60), k)
   Call: (228) [system] k=(\)
   Fail: (228) [system] k=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _513198)
   Call: (229) [system] peek_char((0x55798e5fad60), _514132)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _513198=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (228) [system] _499262=[k]
   Exit: (228) [system] [k]=[k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (227) [system] _485326=[n, k]
   Exit: (227) [system] [n, k]=[n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (226) [system] _471390=[i, n, k]
   Exit: (226) [system] [i, n, k]=[i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (225) [system] _457454=['L', i, n, k]
   Exit: (225) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (224) [system] _443518=[d, 'L', i, n, k]
   Exit: (224) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (223) [system] _429582=[n, d, 'L', i, n, k]
   Exit: (223) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (222) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _395928)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_540206, _540208), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _395928), _540182, fail)), '$restore_trace'(_540206, _540208))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_540206, _540208))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _395928), _540182, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_395928)
   Fail: (223) [system] atomic(_395928)
   Call: (223) [system] atom_chars(_395928, ['A', n, d, 'L', i, n, k])
   Exit: (223) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (222) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _549582)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _551440)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _559178)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _561882)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'=(;)
   Fail: (223) [system] 'A'=(;)
^  Call: (223) [user] is_like_space('A')
   Call: (224) [system] char_type('A', 'white')
   Fail: (224) [system] char_type('A', 'white')
   Call: (224) [system] char_type('A', end_of_line)
   Fail: (224) [system] char_type('A', end_of_line)
   Call: (224) [system] char_type('A', space)
   Fail: (224) [system] char_type('A', space)
   Call: (224) [system] char_type('A', cntrl)
   Fail: (224) [system] char_type('A', cntrl)
^  Fail: (223) [user] is_like_space('A')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _576960)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'=')'
   Fail: (221) [system] 'A'=')'
   Call: (221) [system] 'A'=end_of_file
   Fail: (221) [system] 'A'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _582530)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _584388)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'=(;)
   Fail: (223) [system] 'A'=(;)
^  Call: (223) [user] is_like_space('A')
   Call: (224) [system] char_type('A', 'white')
   Fail: (224) [system] char_type('A', 'white')
   Call: (224) [system] char_type('A', end_of_line)
   Fail: (224) [system] char_type('A', end_of_line)
   Call: (224) [system] char_type('A', space)
   Fail: (224) [system] char_type('A', space)
   Call: (224) [system] char_type('A', cntrl)
   Fail: (224) [system] char_type('A', cntrl)
^  Fail: (223) [user] is_like_space('A')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _598542)
   Exit: (222) [system] get_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'='('
   Fail: (222) [system] 'A'='('
   Call: (222) [system] 'A'='['
   Fail: (222) [system] 'A'='['
   Call: (222) [system] 'A'='{'
   Fail: (222) [system] 'A'='{'
   Call: (222) [system] 'A'='"'
   Fail: (222) [system] 'A'='"'
   Call: (222) [system] 'A'=!
   Fail: (222) [system] 'A'=!
   Call: (222) [system] 'A'='\''
   Fail: (222) [system] 'A'='\''
   Call: (222) [system] 'A'='`'
   Fail: (222) [system] 'A'='`'
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'A', _582530)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _616184)
   Call: (224) [system] peek_char((0x55798e5fad60), _617118)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _616184=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (223) [user] classify_and_convert_charseq('A', [], _582530)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_626428, _626430), once(user:catch(read_from_chars(['A'], _582530), _626404, fail)), '$restore_trace'(_626428, _626430))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_626428, _626430))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _582530), _626404, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_582530)
   Fail: (224) [system] atomic(_582530)
   Call: (224) [system] atom_chars(_582530, ['A'])
   Exit: (224) [system] atom_chars('A', ['A'])
^  Exit: (223) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _635804)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _637662)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _645400)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _648104)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'B')
   Call: (224) [system] 'B'=(;)
   Fail: (224) [system] 'B'=(;)
^  Call: (224) [user] is_like_space('B')
   Call: (225) [system] char_type('B', 'white')
   Fail: (225) [system] char_type('B', 'white')
   Call: (225) [system] char_type('B', end_of_line)
   Fail: (225) [system] char_type('B', end_of_line)
   Call: (225) [system] char_type('B', space)
   Fail: (225) [system] char_type('B', space)
   Call: (225) [system] char_type('B', cntrl)
   Fail: (225) [system] char_type('B', cntrl)
^  Fail: (224) [user] is_like_space('B')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _663182)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'B')
   Call: (222) [system] 'B'=')'
   Fail: (222) [system] 'B'=')'
   Call: (222) [system] 'B'=end_of_file
   Fail: (222) [system] 'B'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _668752)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _670610)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'B')
   Call: (224) [system] 'B'=(;)
   Fail: (224) [system] 'B'=(;)
^  Call: (224) [user] is_like_space('B')
   Call: (225) [system] char_type('B', 'white')
   Fail: (225) [system] char_type('B', 'white')
   Call: (225) [system] char_type('B', end_of_line)
   Fail: (225) [system] char_type('B', end_of_line)
   Call: (225) [system] char_type('B', space)
   Fail: (225) [system] char_type('B', space)
   Call: (225) [system] char_type('B', cntrl)
   Fail: (225) [system] char_type('B', cntrl)
^  Fail: (224) [user] is_like_space('B')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _684764)
   Exit: (223) [system] get_char((0x55798e5fad60), 'B')
   Call: (223) [system] 'B'='('
   Fail: (223) [system] 'B'='('
   Call: (223) [system] 'B'='['
   Fail: (223) [system] 'B'='['
   Call: (223) [system] 'B'='{'
   Fail: (223) [system] 'B'='{'
   Call: (223) [system] 'B'='"'
   Fail: (223) [system] 'B'='"'
   Call: (223) [system] 'B'=!
   Fail: (223) [system] 'B'=!
   Call: (223) [system] 'B'='\''
   Fail: (223) [system] 'B'='\''
   Call: (223) [system] 'B'='`'
   Fail: (223) [system] 'B'='`'
   Call: (223) [system] 'B'=end_of_file
   Fail: (223) [system] 'B'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'B', _668752)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _702406)
   Call: (225) [system] peek_char((0x55798e5fad60), _703340)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
^  Call: (225) [user] is_delimiter(')')
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] arg(_708060, v('(', ')', end_of_file), ')')
   Exit: (226) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (225) [user] is_delimiter(')')
   Call: (225) [system] _702406=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (224) [user] classify_and_convert_charseq('B', [], _668752)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_714522, _714524), once(user:catch(read_from_chars(['B'], _668752), _714498, fail)), '$restore_trace'(_714522, _714524))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_714522, _714524))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _668752), _714498, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_668752)
   Fail: (225) [system] atomic(_668752)
   Call: (225) [system] atom_chars(_668752, ['B'])
   Exit: (225) [system] atom_chars('B', ['B'])
^  Exit: (224) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _723898)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _725756)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _739910)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55798e5fad60), _743700)
   Exit: (223) [system] get_char((0x55798e5fad60), ')')
   Call: (223) [system] _723898=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [])
   Call: (222) [system] _635804=['B']
   Exit: (222) [system] ['B']=['B']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (221) [system] _549582=['A', 'B']
   Exit: (221) [system] ['A', 'B']=['A', 'B']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (220) [system] _354622=['AndLink', 'A', 'B']
   Exit: (220) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _757582)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _759440)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _767178)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _769882)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'C')
   Call: (221) [system] 'C'=(;)
   Fail: (221) [system] 'C'=(;)
^  Call: (221) [user] is_like_space('C')
   Call: (222) [system] char_type('C', 'white')
   Fail: (222) [system] char_type('C', 'white')
   Call: (222) [system] char_type('C', end_of_line)
   Fail: (222) [system] char_type('C', end_of_line)
   Call: (222) [system] char_type('C', space)
   Fail: (222) [system] char_type('C', space)
   Call: (222) [system] char_type('C', cntrl)
   Fail: (222) [system] char_type('C', cntrl)
^  Fail: (221) [user] is_like_space('C')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _784960)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'C')
   Call: (219) [system] 'C'=')'
   Fail: (219) [system] 'C'=')'
   Call: (219) [system] 'C'=end_of_file
   Fail: (219) [system] 'C'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _790530)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _792388)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'C')
   Call: (221) [system] 'C'=(;)
   Fail: (221) [system] 'C'=(;)
^  Call: (221) [user] is_like_space('C')
   Call: (222) [system] char_type('C', 'white')
   Fail: (222) [system] char_type('C', 'white')
   Call: (222) [system] char_type('C', end_of_line)
   Fail: (222) [system] char_type('C', end_of_line)
   Call: (222) [system] char_type('C', space)
   Fail: (222) [system] char_type('C', space)
   Call: (222) [system] char_type('C', cntrl)
   Fail: (222) [system] char_type('C', cntrl)
^  Fail: (221) [user] is_like_space('C')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _806542)
   Exit: (220) [system] get_char((0x55798e5fad60), 'C')
   Call: (220) [system] 'C'='('
   Fail: (220) [system] 'C'='('
   Call: (220) [system] 'C'='['
   Fail: (220) [system] 'C'='['
   Call: (220) [system] 'C'='{'
   Fail: (220) [system] 'C'='{'
   Call: (220) [system] 'C'='"'
   Fail: (220) [system] 'C'='"'
   Call: (220) [system] 'C'=!
   Fail: (220) [system] 'C'=!
   Call: (220) [system] 'C'='\''
   Fail: (220) [system] 'C'='\''
   Call: (220) [system] 'C'='`'
   Fail: (220) [system] 'C'='`'
   Call: (220) [system] 'C'=end_of_file
   Fail: (220) [system] 'C'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'C', _790530)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _824184)
   Call: (222) [system] peek_char((0x55798e5fad60), _825118)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
^  Call: (222) [user] is_delimiter(')')
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] arg(_829838, v('(', ')', end_of_file), ')')
   Exit: (223) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (222) [user] is_delimiter(')')
   Call: (222) [system] _824184=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (221) [user] classify_and_convert_charseq('C', [], _790530)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_836300, _836302), once(user:catch(read_from_chars(['C'], _790530), _836276, fail)), '$restore_trace'(_836300, _836302))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_836300, _836302))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _790530), _836276, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_790530)
   Fail: (222) [system] atomic(_790530)
   Call: (222) [system] atom_chars(_790530, ['C'])
   Exit: (222) [system] atom_chars('C', ['C'])
^  Exit: (221) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _845676)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _847534)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _861688)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55798e5fad60), _865478)
   Exit: (220) [system] get_char((0x55798e5fad60), ')')
   Call: (220) [system] _845676=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [])
   Call: (219) [system] _757582=['C']
   Exit: (219) [system] ['C']=['C']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (218) [system] _321674=[['AndLink', 'A', 'B'], 'C']
   Exit: (218) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (217) [system] _59794=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (217) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _879360)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _881218)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _888956)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _891660)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'B')
   Call: (218) [system] 'B'=(;)
   Fail: (218) [system] 'B'=(;)
^  Call: (218) [user] is_like_space('B')
   Call: (219) [system] char_type('B', 'white')
   Fail: (219) [system] char_type('B', 'white')
   Call: (219) [system] char_type('B', end_of_line)
   Fail: (219) [system] char_type('B', end_of_line)
   Call: (219) [system] char_type('B', space)
   Fail: (219) [system] char_type('B', space)
   Call: (219) [system] char_type('B', cntrl)
   Fail: (219) [system] char_type('B', cntrl)
^  Fail: (218) [user] is_like_space('B')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _906738)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'B')
   Call: (216) [system] 'B'=')'
   Fail: (216) [system] 'B'=')'
   Call: (216) [system] 'B'=end_of_file
   Fail: (216) [system] 'B'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _912308)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _914166)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'B')
   Call: (218) [system] 'B'=(;)
   Fail: (218) [system] 'B'=(;)
^  Call: (218) [user] is_like_space('B')
   Call: (219) [system] char_type('B', 'white')
   Fail: (219) [system] char_type('B', 'white')
   Call: (219) [system] char_type('B', end_of_line)
   Fail: (219) [system] char_type('B', end_of_line)
   Call: (219) [system] char_type('B', space)
   Fail: (219) [system] char_type('B', space)
   Call: (219) [system] char_type('B', cntrl)
   Fail: (219) [system] char_type('B', cntrl)
^  Fail: (218) [user] is_like_space('B')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _928320)
   Exit: (217) [system] get_char((0x55798e5fad60), 'B')
   Call: (217) [system] 'B'='('
   Fail: (217) [system] 'B'='('
   Call: (217) [system] 'B'='['
   Fail: (217) [system] 'B'='['
   Call: (217) [system] 'B'='{'
   Fail: (217) [system] 'B'='{'
   Call: (217) [system] 'B'='"'
   Fail: (217) [system] 'B'='"'
   Call: (217) [system] 'B'=!
   Fail: (217) [system] 'B'=!
   Call: (217) [system] 'B'='\''
   Fail: (217) [system] 'B'='\''
   Call: (217) [system] 'B'='`'
   Fail: (217) [system] 'B'='`'
   Call: (217) [system] 'B'=end_of_file
   Fail: (217) [system] 'B'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'B', _912308)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _945962)
   Call: (219) [system] peek_char((0x55798e5fad60), _946896)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
^  Call: (219) [user] is_delimiter(')')
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] arg(_951616, v('(', ')', end_of_file), ')')
   Exit: (220) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (219) [user] is_delimiter(')')
   Call: (219) [system] _945962=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (218) [user] classify_and_convert_charseq('B', [], _912308)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_958078, _958080), once(user:catch(read_from_chars(['B'], _912308), _958054, fail)), '$restore_trace'(_958078, _958080))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_958078, _958080))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _912308), _958054, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_912308)
   Fail: (219) [system] atomic(_912308)
   Call: (219) [system] atom_chars(_912308, ['B'])
   Exit: (219) [system] atom_chars('B', ['B'])
^  Exit: (218) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _967454)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _969312)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _983466)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55798e5fad60), _987256)
   Exit: (217) [system] get_char((0x55798e5fad60), ')')
   Call: (217) [system] _967454=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [])
   Call: (216) [system] _879360=['B']
   Exit: (216) [system] ['B']=['B']
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (215) [system] _26846=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
   Exit: (215) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
   Call: (214) [system] _4424=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
   Exit: (214) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B'])
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1001138)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1002996)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1017150)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55798e5fad60), _1020940)
   Exit: (213) [system] get_char((0x55798e5fad60), ')')
   Call: (213) [system] _1001138=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [])
   Call: (212) [system] _4420=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (212) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
   Call: (211) [system] _4378=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (211) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
   Call: (210) [system] _4370=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
   Exit: (210) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']])
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1034822)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1036680)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=(;)
   Fail: (210) [system] ')'=(;)
^  Call: (210) [user] is_like_space(')')
   Call: (211) [system] char_type(')', 'white')
   Fail: (211) [system] char_type(')', 'white')
   Call: (211) [system] char_type(')', end_of_line)
   Fail: (211) [system] char_type(')', end_of_line)
   Call: (211) [system] char_type(')', space)
   Fail: (211) [system] char_type(')', space)
   Call: (211) [system] char_type(')', cntrl)
   Fail: (211) [system] char_type(')', cntrl)
^  Fail: (210) [user] is_like_space(')')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1050834)
   Exit: (209) [system] peek_char((0x55798e5fad60), ')')
   Call: (209) [system] ')'=')'
   Exit: (209) [system] ')'=')'
   Call: (209) [system] get_char((0x55798e5fad60), _1054624)
   Exit: (209) [system] get_char((0x55798e5fad60), ')')
   Call: (209) [system] _1034822=[]
   Exit: (209) [system] []=[]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [])
   Call: (208) [system] _4366=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]
   Exit: (208) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]])
   Call: (207) [system] _4324=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]
   Exit: (207) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]])
   Call: (206) [system] _4316=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]
   Exit: (206) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]]
^  Exit: (205) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]])
^  Exit: (204) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'B']]])
^  Call: (204) [user] read_list(')', (0x55798e5fad60), _1068506)
^  Call: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1070364)
   Exit: (206) [system] peek_char((0x55798e5fad60), '\n')
   Call: (206) [system] '\n'=(;)
   Fail: (206) [system] '\n'=(;)
^  Call: (206) [user] is_like_space('\n')
   Call: (207) [system] char_type('\n', 'white')
   Fail: (207) [system] char_type('\n', 'white')
   Call: (207) [system] char_type('\n', end_of_line)
   Exit: (207) [system] char_type('\n', end_of_line)
^  Exit: (206) [user] is_like_space('\n')
   Call: (206) [system] get_char((0x55798e5fad60), _1079958)
   Exit: (206) [system] get_char((0x55798e5fad60), '\n')
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1082662)
   Exit: (207) [system] peek_char((0x55798e5fad60), ' ')
   Call: (207) [system] ' '=(;)
   Fail: (207) [system] ' '=(;)
^  Call: (207) [user] is_like_space(' ')
   Call: (208) [system] char_type(' ', 'white')
   Exit: (208) [system] char_type(' ', 'white')
^  Exit: (207) [user] is_like_space(' ')
   Call: (207) [system] get_char((0x55798e5fad60), _1090400)
   Exit: (207) [system] get_char((0x55798e5fad60), ' ')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1093104)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
^  Exit: (205) [user] skip_spaces((0x55798e5fad60))
   Call: (205) [system] peek_char((0x55798e5fad60), _1109106)
   Exit: (205) [system] peek_char((0x55798e5fad60), '(')
   Call: (205) [system] '('=')'
   Fail: (205) [system] '('=')'
   Call: (205) [system] '('=end_of_file
   Fail: (205) [system] '('=end_of_file
^  Call: (205) [user] cont_sexpr(')', (0x55798e5fad60), _1114676)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1116534)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=(;)
   Fail: (207) [system] '('=(;)
^  Call: (207) [user] is_like_space('(')
   Call: (208) [system] char_type('(', 'white')
   Fail: (208) [system] char_type('(', 'white')
   Call: (208) [system] char_type('(', end_of_line)
   Fail: (208) [system] char_type('(', end_of_line)
   Call: (208) [system] char_type('(', space)
   Fail: (208) [system] char_type('(', space)
   Call: (208) [system] char_type('(', cntrl)
   Fail: (208) [system] char_type('(', cntrl)
^  Fail: (207) [user] is_like_space('(')
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] get_char((0x55798e5fad60), _1130688)
   Exit: (206) [system] get_char((0x55798e5fad60), '(')
   Call: (206) [system] '('='('
   Exit: (206) [system] '('='('
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1114676)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1136258)
   Exit: (208) [system] peek_char((0x55798e5fad60), :)
   Call: (208) [system] (:)=(;)
   Fail: (208) [system] (:)=(;)
^  Call: (208) [user] is_like_space(:)
   Call: (209) [system] char_type(:, 'white')
   Fail: (209) [system] char_type(:, 'white')
   Call: (209) [system] char_type(:, end_of_line)
   Fail: (209) [system] char_type(:, end_of_line)
   Call: (209) [system] char_type(:, space)
   Fail: (209) [system] char_type(:, space)
   Call: (209) [system] char_type(:, cntrl)
   Fail: (209) [system] char_type(:, cntrl)
^  Fail: (208) [user] is_like_space(:)
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1150412)
   Exit: (207) [system] peek_char((0x55798e5fad60), :)
   Call: (207) [system] (:)=')'
   Fail: (207) [system] (:)=')'
   Call: (207) [system] (:)=end_of_file
   Fail: (207) [system] (:)=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _1155982)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1157840)
   Exit: (209) [system] peek_char((0x55798e5fad60), :)
   Call: (209) [system] (:)=(;)
   Fail: (209) [system] (:)=(;)
^  Call: (209) [user] is_like_space(:)
   Call: (210) [system] char_type(:, 'white')
   Fail: (210) [system] char_type(:, 'white')
   Call: (210) [system] char_type(:, end_of_line)
   Fail: (210) [system] char_type(:, end_of_line)
   Call: (210) [system] char_type(:, space)
   Fail: (210) [system] char_type(:, space)
   Call: (210) [system] char_type(:, cntrl)
   Fail: (210) [system] char_type(:, cntrl)
^  Fail: (209) [user] is_like_space(:)
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _1171994)
   Exit: (208) [system] get_char((0x55798e5fad60), :)
   Call: (208) [system] (:)='('
   Fail: (208) [system] (:)='('
   Call: (208) [system] (:)='['
   Fail: (208) [system] (:)='['
   Call: (208) [system] (:)='{'
   Fail: (208) [system] (:)='{'
   Call: (208) [system] (:)='"'
   Fail: (208) [system] (:)='"'
   Call: (208) [system] (:)=!
   Fail: (208) [system] (:)=!
   Call: (208) [system] (:)='\''
   Fail: (208) [system] (:)='\''
   Call: (208) [system] (:)='`'
   Fail: (208) [system] (:)='`'
   Call: (208) [system] (:)=end_of_file
   Fail: (208) [system] (:)=end_of_file
^  Call: (208) [user] read_symbolic(')', (0x55798e5fad60), :, _1155982)
^  Call: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), _1189636)
   Call: (210) [system] peek_char((0x55798e5fad60), _1190570)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (210) [user] is_delimiter(' ')
   Call: (211) [system] char_type(' ', space)
   Exit: (211) [system] char_type(' ', space)
^  Exit: (210) [user] is_delimiter(' ')
   Call: (210) [system] _1189636=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (209) [user] classify_and_convert_charseq(:, [], _1155982)
^  Call: (211) [system] setup_call_cleanup('$notrace'(_1199880, _1199882), once(user:catch(read_from_chars([:], _1155982), _1199856, fail)), '$restore_trace'(_1199880, _1199882))
^  Call: (212) [system] sig_atomic(system:'$notrace'(_1199880, _1199882))
^  Exit: (211) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1199856, fail)), system:'$restore_trace'(3, -1))
   Call: (210) [system] atomic(:)
   Exit: (210) [system] atomic(:)
^  Exit: (209) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (208) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1207380)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1209238)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _1216976)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1219680)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1234758)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _1240328)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1242186)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _1256340)
   Exit: (209) [system] get_char((0x55798e5fad60), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1240328)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1261910)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'D')
   Call: (211) [system] 'D'=(;)
   Fail: (211) [system] 'D'=(;)
^  Call: (211) [user] is_like_space('D')
   Call: (212) [system] char_type('D', 'white')
   Fail: (212) [system] char_type('D', 'white')
   Call: (212) [system] char_type('D', end_of_line)
   Fail: (212) [system] char_type('D', end_of_line)
   Call: (212) [system] char_type('D', space)
   Fail: (212) [system] char_type('D', space)
   Call: (212) [system] char_type('D', cntrl)
   Fail: (212) [system] char_type('D', cntrl)
^  Fail: (211) [user] is_like_space('D')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1276064)
   Exit: (210) [system] peek_char((0x55798e5fad60), 'D')
   Call: (210) [system] 'D'=')'
   Fail: (210) [system] 'D'=')'
   Call: (210) [system] 'D'=end_of_file
   Fail: (210) [system] 'D'=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1281634)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1283492)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'D')
   Call: (212) [system] 'D'=(;)
   Fail: (212) [system] 'D'=(;)
^  Call: (212) [user] is_like_space('D')
   Call: (213) [system] char_type('D', 'white')
   Fail: (213) [system] char_type('D', 'white')
   Call: (213) [system] char_type('D', end_of_line)
   Fail: (213) [system] char_type('D', end_of_line)
   Call: (213) [system] char_type('D', space)
   Fail: (213) [system] char_type('D', space)
   Call: (213) [system] char_type('D', cntrl)
   Fail: (213) [system] char_type('D', cntrl)
^  Fail: (212) [user] is_like_space('D')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1297646)
   Exit: (211) [system] get_char((0x55798e5fad60), 'D')
   Call: (211) [system] 'D'='('
   Fail: (211) [system] 'D'='('
   Call: (211) [system] 'D'='['
   Fail: (211) [system] 'D'='['
   Call: (211) [system] 'D'='{'
   Fail: (211) [system] 'D'='{'
   Call: (211) [system] 'D'='"'
   Fail: (211) [system] 'D'='"'
   Call: (211) [system] 'D'=!
   Fail: (211) [system] 'D'=!
   Call: (211) [system] 'D'='\''
   Fail: (211) [system] 'D'='\''
   Call: (211) [system] 'D'='`'
   Fail: (211) [system] 'D'='`'
   Call: (211) [system] 'D'=end_of_file
   Fail: (211) [system] 'D'=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1281634)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _1315288)
   Call: (213) [system] peek_char((0x55798e5fad60), _1316222)
   Exit: (213) [system] peek_char((0x55798e5fad60), i)
^  Call: (213) [user] is_delimiter(i)
   Call: (214) [system] char_type(i, space)
   Fail: (214) [system] char_type(i, space)
   Call: (214) [system] arg(_1320942, v('(', ')', end_of_file), i)
   Fail: (214) [system] arg(_1321874, v('(', ')', end_of_file), i)
^  Fail: (213) [user] is_delimiter(i)
   Call: (213) [system] ')'==i
   Fail: (213) [system] ')'==i
   Call: (213) [system] get_char((0x55798e5fad60), i)
   Exit: (213) [system] get_char((0x55798e5fad60), i)
   Call: (213) [system] i=(\)
   Fail: (213) [system] i=(\)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1329224)
   Call: (214) [system] peek_char((0x55798e5fad60), _1330158)
   Exit: (214) [system] peek_char((0x55798e5fad60), s)
^  Call: (214) [user] is_delimiter(s)
   Call: (215) [system] char_type(s, space)
   Fail: (215) [system] char_type(s, space)
   Call: (215) [system] arg(_1334878, v('(', ')', end_of_file), s)
   Fail: (215) [system] arg(_1335810, v('(', ')', end_of_file), s)
^  Fail: (214) [user] is_delimiter(s)
   Call: (214) [system] ')'==s
   Fail: (214) [system] ')'==s
   Call: (214) [system] get_char((0x55798e5fad60), s)
   Exit: (214) [system] get_char((0x55798e5fad60), s)
   Call: (214) [system] s=(\)
   Fail: (214) [system] s=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1343160)
   Call: (215) [system] peek_char((0x55798e5fad60), _1344094)
   Exit: (215) [system] peek_char((0x55798e5fad60), j)
^  Call: (215) [user] is_delimiter(j)
   Call: (216) [system] char_type(j, space)
   Fail: (216) [system] char_type(j, space)
   Call: (216) [system] arg(_1348814, v('(', ')', end_of_file), j)
   Fail: (216) [system] arg(_1349746, v('(', ')', end_of_file), j)
^  Fail: (215) [user] is_delimiter(j)
   Call: (215) [system] ')'==j
   Fail: (215) [system] ')'==j
   Call: (215) [system] get_char((0x55798e5fad60), j)
   Exit: (215) [system] get_char((0x55798e5fad60), j)
   Call: (215) [system] j=(\)
   Fail: (215) [system] j=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1357096)
   Call: (216) [system] peek_char((0x55798e5fad60), _1358030)
   Exit: (216) [system] peek_char((0x55798e5fad60), u)
^  Call: (216) [user] is_delimiter(u)
   Call: (217) [system] char_type(u, space)
   Fail: (217) [system] char_type(u, space)
   Call: (217) [system] arg(_1362750, v('(', ')', end_of_file), u)
   Fail: (217) [system] arg(_1363682, v('(', ')', end_of_file), u)
^  Fail: (216) [user] is_delimiter(u)
   Call: (216) [system] ')'==u
   Fail: (216) [system] ')'==u
   Call: (216) [system] get_char((0x55798e5fad60), u)
   Exit: (216) [system] get_char((0x55798e5fad60), u)
   Call: (216) [system] u=(\)
   Fail: (216) [system] u=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1371032)
   Call: (217) [system] peek_char((0x55798e5fad60), _1371966)
   Exit: (217) [system] peek_char((0x55798e5fad60), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_1376686, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_1377618, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55798e5fad60), n)
   Exit: (217) [system] get_char((0x55798e5fad60), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1384968)
   Call: (218) [system] peek_char((0x55798e5fad60), _1385902)
   Exit: (218) [system] peek_char((0x55798e5fad60), c)
^  Call: (218) [user] is_delimiter(c)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] arg(_1390622, v('(', ')', end_of_file), c)
   Fail: (219) [system] arg(_1391554, v('(', ')', end_of_file), c)
^  Fail: (218) [user] is_delimiter(c)
   Call: (218) [system] ')'==c
   Fail: (218) [system] ')'==c
   Call: (218) [system] get_char((0x55798e5fad60), c)
   Exit: (218) [system] get_char((0x55798e5fad60), c)
   Call: (218) [system] c=(\)
   Fail: (218) [system] c=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1398904)
   Call: (219) [system] peek_char((0x55798e5fad60), _1399838)
   Exit: (219) [system] peek_char((0x55798e5fad60), t)
^  Call: (219) [user] is_delimiter(t)
   Call: (220) [system] char_type(t, space)
   Fail: (220) [system] char_type(t, space)
   Call: (220) [system] arg(_1404558, v('(', ')', end_of_file), t)
   Fail: (220) [system] arg(_1405490, v('(', ')', end_of_file), t)
^  Fail: (219) [user] is_delimiter(t)
   Call: (219) [system] ')'==t
   Fail: (219) [system] ')'==t
   Call: (219) [system] get_char((0x55798e5fad60), t)
   Exit: (219) [system] get_char((0x55798e5fad60), t)
   Call: (219) [system] t=(\)
   Fail: (219) [system] t=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1412840)
   Call: (220) [system] peek_char((0x55798e5fad60), _1413774)
   Exit: (220) [system] peek_char((0x55798e5fad60), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1418494, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1419426, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55798e5fad60), i)
   Exit: (220) [system] get_char((0x55798e5fad60), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1426776)
   Call: (221) [system] peek_char((0x55798e5fad60), _1427710)
   Exit: (221) [system] peek_char((0x55798e5fad60), o)
^  Call: (221) [user] is_delimiter(o)
   Call: (222) [system] char_type(o, space)
   Fail: (222) [system] char_type(o, space)
   Call: (222) [system] arg(_1432430, v('(', ')', end_of_file), o)
   Fail: (222) [system] arg(_1433362, v('(', ')', end_of_file), o)
^  Fail: (221) [user] is_delimiter(o)
   Call: (221) [system] ')'==o
   Fail: (221) [system] ')'==o
   Call: (221) [system] get_char((0x55798e5fad60), o)
   Exit: (221) [system] get_char((0x55798e5fad60), o)
   Call: (221) [system] o=(\)
   Fail: (221) [system] o=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1440712)
   Call: (222) [system] peek_char((0x55798e5fad60), _1441646)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_1446366, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_1447298, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1454648)
   Call: (223) [system] peek_char((0x55798e5fad60), _1455582)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (223) [user] is_delimiter('I')
   Call: (224) [system] char_type('I', space)
   Fail: (224) [system] char_type('I', space)
   Call: (224) [system] arg(_1460302, v('(', ')', end_of_file), 'I')
   Fail: (224) [system] arg(_1461234, v('(', ')', end_of_file), 'I')
^  Fail: (223) [user] is_delimiter('I')
   Call: (223) [system] ')'=='I'
   Fail: (223) [system] ')'=='I'
   Call: (223) [system] get_char((0x55798e5fad60), 'I')
   Exit: (223) [system] get_char((0x55798e5fad60), 'I')
   Call: (223) [system] 'I'=(\)
   Fail: (223) [system] 'I'=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1468584)
   Call: (224) [system] peek_char((0x55798e5fad60), _1469518)
   Exit: (224) [system] peek_char((0x55798e5fad60), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1474238, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1475170, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55798e5fad60), n)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1482520)
   Call: (225) [system] peek_char((0x55798e5fad60), _1483454)
   Exit: (225) [system] peek_char((0x55798e5fad60), t)
^  Call: (225) [user] is_delimiter(t)
   Call: (226) [system] char_type(t, space)
   Fail: (226) [system] char_type(t, space)
   Call: (226) [system] arg(_1488174, v('(', ')', end_of_file), t)
   Fail: (226) [system] arg(_1489106, v('(', ')', end_of_file), t)
^  Fail: (225) [user] is_delimiter(t)
   Call: (225) [system] ')'==t
   Fail: (225) [system] ')'==t
   Call: (225) [system] get_char((0x55798e5fad60), t)
   Exit: (225) [system] get_char((0x55798e5fad60), t)
   Call: (225) [system] t=(\)
   Fail: (225) [system] t=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1496456)
   Call: (226) [system] peek_char((0x55798e5fad60), _1497390)
   Exit: (226) [system] peek_char((0x55798e5fad60), r)
^  Call: (226) [user] is_delimiter(r)
   Call: (227) [system] char_type(r, space)
   Fail: (227) [system] char_type(r, space)
   Call: (227) [system] arg(_1502110, v('(', ')', end_of_file), r)
   Fail: (227) [system] arg(_1503042, v('(', ')', end_of_file), r)
^  Fail: (226) [user] is_delimiter(r)
   Call: (226) [system] ')'==r
   Fail: (226) [system] ')'==r
   Call: (226) [system] get_char((0x55798e5fad60), r)
   Exit: (226) [system] get_char((0x55798e5fad60), r)
   Call: (226) [system] r=(\)
   Fail: (226) [system] r=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1510392)
   Call: (227) [system] peek_char((0x55798e5fad60), _1511326)
   Exit: (227) [system] peek_char((0x55798e5fad60), o)
^  Call: (227) [user] is_delimiter(o)
   Call: (228) [system] char_type(o, space)
   Fail: (228) [system] char_type(o, space)
   Call: (228) [system] arg(_1516046, v('(', ')', end_of_file), o)
   Fail: (228) [system] arg(_1516978, v('(', ')', end_of_file), o)
^  Fail: (227) [user] is_delimiter(o)
   Call: (227) [system] ')'==o
   Fail: (227) [system] ')'==o
   Call: (227) [system] get_char((0x55798e5fad60), o)
   Exit: (227) [system] get_char((0x55798e5fad60), o)
   Call: (227) [system] o=(\)
   Fail: (227) [system] o=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1524328)
   Call: (228) [system] peek_char((0x55798e5fad60), _1525262)
   Exit: (228) [system] peek_char((0x55798e5fad60), d)
^  Call: (228) [user] is_delimiter(d)
   Call: (229) [system] char_type(d, space)
   Fail: (229) [system] char_type(d, space)
   Call: (229) [system] arg(_1529982, v('(', ')', end_of_file), d)
   Fail: (229) [system] arg(_1530914, v('(', ')', end_of_file), d)
^  Fail: (228) [user] is_delimiter(d)
   Call: (228) [system] ')'==d
   Fail: (228) [system] ')'==d
   Call: (228) [system] get_char((0x55798e5fad60), d)
   Exit: (228) [system] get_char((0x55798e5fad60), d)
   Call: (228) [system] d=(\)
   Fail: (228) [system] d=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1538264)
   Call: (229) [system] peek_char((0x55798e5fad60), _1539198)
   Exit: (229) [system] peek_char((0x55798e5fad60), u)
^  Call: (229) [user] is_delimiter(u)
   Call: (230) [system] char_type(u, space)
   Fail: (230) [system] char_type(u, space)
   Call: (230) [system] arg(_1543918, v('(', ')', end_of_file), u)
   Fail: (230) [system] arg(_1544850, v('(', ')', end_of_file), u)
^  Fail: (229) [user] is_delimiter(u)
   Call: (229) [system] ')'==u
   Fail: (229) [system] ')'==u
   Call: (229) [system] get_char((0x55798e5fad60), u)
   Exit: (229) [system] get_char((0x55798e5fad60), u)
   Call: (229) [system] u=(\)
   Fail: (229) [system] u=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1552200)
   Call: (230) [system] peek_char((0x55798e5fad60), _1553134)
   Exit: (230) [system] peek_char((0x55798e5fad60), c)
^  Call: (230) [user] is_delimiter(c)
   Call: (231) [system] char_type(c, space)
   Fail: (231) [system] char_type(c, space)
   Call: (231) [system] arg(_1557854, v('(', ')', end_of_file), c)
   Fail: (231) [system] arg(_1558786, v('(', ')', end_of_file), c)
^  Fail: (230) [user] is_delimiter(c)
   Call: (230) [system] ')'==c
   Fail: (230) [system] ')'==c
   Call: (230) [system] get_char((0x55798e5fad60), c)
   Exit: (230) [system] get_char((0x55798e5fad60), c)
   Call: (230) [system] c=(\)
   Fail: (230) [system] c=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1566136)
   Call: (231) [system] peek_char((0x55798e5fad60), _1567070)
   Exit: (231) [system] peek_char((0x55798e5fad60), t)
^  Call: (231) [user] is_delimiter(t)
   Call: (232) [system] char_type(t, space)
   Fail: (232) [system] char_type(t, space)
   Call: (232) [system] arg(_1571790, v('(', ')', end_of_file), t)
   Fail: (232) [system] arg(_1572722, v('(', ')', end_of_file), t)
^  Fail: (231) [user] is_delimiter(t)
   Call: (231) [system] ')'==t
   Fail: (231) [system] ')'==t
   Call: (231) [system] get_char((0x55798e5fad60), t)
   Exit: (231) [system] get_char((0x55798e5fad60), t)
   Call: (231) [system] t=(\)
   Fail: (231) [system] t=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1580072)
   Call: (232) [system] peek_char((0x55798e5fad60), _1581006)
   Exit: (232) [system] peek_char((0x55798e5fad60), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_1585726, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_1586658, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55798e5fad60), i)
   Exit: (232) [system] get_char((0x55798e5fad60), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1594008)
   Call: (233) [system] peek_char((0x55798e5fad60), _1594942)
   Exit: (233) [system] peek_char((0x55798e5fad60), o)
^  Call: (233) [user] is_delimiter(o)
   Call: (234) [system] char_type(o, space)
   Fail: (234) [system] char_type(o, space)
   Call: (234) [system] arg(_1599662, v('(', ')', end_of_file), o)
   Fail: (234) [system] arg(_1600594, v('(', ')', end_of_file), o)
^  Fail: (233) [user] is_delimiter(o)
   Call: (233) [system] ')'==o
   Fail: (233) [system] ')'==o
   Call: (233) [system] get_char((0x55798e5fad60), o)
   Exit: (233) [system] get_char((0x55798e5fad60), o)
   Call: (233) [system] o=(\)
   Fail: (233) [system] o=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1607944)
   Call: (234) [system] peek_char((0x55798e5fad60), _1608878)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_1613598, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_1614530, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1621880)
   Call: (235) [system] peek_char((0x55798e5fad60), _1622814)
   Exit: (235) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _1621880=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (234) [system] _1607944=[n]
   Exit: (234) [system] [n]=[n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (233) [system] _1594008=[o, n]
   Exit: (233) [system] [o, n]=[o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (232) [system] _1580072=[i, o, n]
   Exit: (232) [system] [i, o, n]=[i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (231) [system] _1566136=[t, i, o, n]
   Exit: (231) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (230) [system] _1552200=[c, t, i, o, n]
   Exit: (230) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (229) [system] _1538264=[u, c, t, i, o, n]
   Exit: (229) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (228) [system] _1524328=[d, u, c, t, i, o, n]
   Exit: (228) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (227) [system] _1510392=[o, d, u, c, t, i, o, n]
   Exit: (227) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (226) [system] _1496456=[r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1482520=[t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1468584=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1454648=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1440712=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1426776=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1412840=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1398904=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1384968=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1371032=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1357096=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1343160=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _1329224=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (213) [system] _1315288=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (213) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (212) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1281634)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_1693592, _1693594), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1281634), _1693568, fail)), '$restore_trace'(_1693592, _1693594))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_1693592, _1693594))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1281634), _1693568, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(_1281634)
   Fail: (213) [system] atomic(_1281634)
   Call: (213) [system] atom_chars(_1281634, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (213) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (212) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1702968)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1704826)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _1712564)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1715268)
   Exit: (213) [system] peek_char((0x55798e5fad60), a)
   Call: (213) [system] a=(;)
   Fail: (213) [system] a=(;)
^  Call: (213) [user] is_like_space(a)
   Call: (214) [system] char_type(a, 'white')
   Fail: (214) [system] char_type(a, 'white')
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] char_type(a, cntrl)
   Fail: (214) [system] char_type(a, cntrl)
^  Fail: (213) [user] is_like_space(a)
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1730346)
   Exit: (211) [system] peek_char((0x55798e5fad60), a)
   Call: (211) [system] a=')'
   Fail: (211) [system] a=')'
   Call: (211) [system] a=end_of_file
   Fail: (211) [system] a=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _1735916)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1737774)
   Exit: (213) [system] peek_char((0x55798e5fad60), a)
   Call: (213) [system] a=(;)
   Fail: (213) [system] a=(;)
^  Call: (213) [user] is_like_space(a)
   Call: (214) [system] char_type(a, 'white')
   Fail: (214) [system] char_type(a, 'white')
   Call: (214) [system] char_type(a, end_of_line)
   Fail: (214) [system] char_type(a, end_of_line)
   Call: (214) [system] char_type(a, space)
   Fail: (214) [system] char_type(a, space)
   Call: (214) [system] char_type(a, cntrl)
   Fail: (214) [system] char_type(a, cntrl)
^  Fail: (213) [user] is_like_space(a)
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _1751928)
   Exit: (212) [system] get_char((0x55798e5fad60), a)
   Call: (212) [system] a='('
   Fail: (212) [system] a='('
   Call: (212) [system] a='['
   Fail: (212) [system] a='['
   Call: (212) [system] a='{'
   Fail: (212) [system] a='{'
   Call: (212) [system] a='"'
   Fail: (212) [system] a='"'
   Call: (212) [system] a=!
   Fail: (212) [system] a=!
   Call: (212) [system] a='\''
   Fail: (212) [system] a='\''
   Call: (212) [system] a='`'
   Fail: (212) [system] a='`'
   Call: (212) [system] a=end_of_file
   Fail: (212) [system] a=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), a, _1735916)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1769570)
   Call: (214) [system] peek_char((0x55798e5fad60), _1770504)
   Exit: (214) [system] peek_char((0x55798e5fad60), b)
^  Call: (214) [user] is_delimiter(b)
   Call: (215) [system] char_type(b, space)
   Fail: (215) [system] char_type(b, space)
   Call: (215) [system] arg(_1775224, v('(', ')', end_of_file), b)
   Fail: (215) [system] arg(_1776156, v('(', ')', end_of_file), b)
^  Fail: (214) [user] is_delimiter(b)
   Call: (214) [system] ')'==b
   Fail: (214) [system] ')'==b
   Call: (214) [system] get_char((0x55798e5fad60), b)
   Exit: (214) [system] get_char((0x55798e5fad60), b)
   Call: (214) [system] b=(\)
   Fail: (214) [system] b=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1783506)
   Call: (215) [system] peek_char((0x55798e5fad60), _1784440)
   Exit: (215) [system] peek_char((0x55798e5fad60), c)
^  Call: (215) [user] is_delimiter(c)
   Call: (216) [system] char_type(c, space)
   Fail: (216) [system] char_type(c, space)
   Call: (216) [system] arg(_1789160, v('(', ')', end_of_file), c)
   Fail: (216) [system] arg(_1790092, v('(', ')', end_of_file), c)
^  Fail: (215) [user] is_delimiter(c)
   Call: (215) [system] ')'==c
   Fail: (215) [system] ')'==c
   Call: (215) [system] get_char((0x55798e5fad60), c)
   Exit: (215) [system] get_char((0x55798e5fad60), c)
   Call: (215) [system] c=(\)
   Fail: (215) [system] c=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1797442)
   Call: (216) [system] peek_char((0x55798e5fad60), _1798376)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _1797442=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (215) [system] _1783506=[c]
   Exit: (215) [system] [c]=[c]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (214) [system] _1769570=[b, c]
   Exit: (214) [system] [b, c]=[b, c]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (213) [user] classify_and_convert_charseq(a, [b, c], _1735916)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1813274, _1813276), once(user:catch(read_from_chars([a, b, c], _1735916), _1813250, fail)), '$restore_trace'(_1813274, _1813276))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1813274, _1813276))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1813250, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(abc)
   Exit: (214) [system] atomic(abc)
^  Exit: (213) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1820774)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1822632)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _1830370)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1833074)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1848152)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1853722)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1855580)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1869734)
   Exit: (213) [system] get_char((0x55798e5fad60), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1853722)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1875304)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'D')
   Call: (215) [system] 'D'=(;)
   Fail: (215) [system] 'D'=(;)
^  Call: (215) [user] is_like_space('D')
   Call: (216) [system] char_type('D', 'white')
   Fail: (216) [system] char_type('D', 'white')
   Call: (216) [system] char_type('D', end_of_line)
   Fail: (216) [system] char_type('D', end_of_line)
   Call: (216) [system] char_type('D', space)
   Fail: (216) [system] char_type('D', space)
   Call: (216) [system] char_type('D', cntrl)
   Fail: (216) [system] char_type('D', cntrl)
^  Fail: (215) [user] is_like_space('D')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1889458)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'D')
   Call: (214) [system] 'D'=')'
   Fail: (214) [system] 'D'=')'
   Call: (214) [system] 'D'=end_of_file
   Fail: (214) [system] 'D'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _1895028)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1896886)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'D')
   Call: (216) [system] 'D'=(;)
   Fail: (216) [system] 'D'=(;)
^  Call: (216) [user] is_like_space('D')
   Call: (217) [system] char_type('D', 'white')
   Fail: (217) [system] char_type('D', 'white')
   Call: (217) [system] char_type('D', end_of_line)
   Fail: (217) [system] char_type('D', end_of_line)
   Call: (217) [system] char_type('D', space)
   Fail: (217) [system] char_type('D', space)
   Call: (217) [system] char_type('D', cntrl)
   Fail: (217) [system] char_type('D', cntrl)
^  Fail: (216) [user] is_like_space('D')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _1911040)
   Exit: (215) [system] get_char((0x55798e5fad60), 'D')
   Call: (215) [system] 'D'='('
   Fail: (215) [system] 'D'='('
   Call: (215) [system] 'D'='['
   Fail: (215) [system] 'D'='['
   Call: (215) [system] 'D'='{'
   Fail: (215) [system] 'D'='{'
   Call: (215) [system] 'D'='"'
   Fail: (215) [system] 'D'='"'
   Call: (215) [system] 'D'=!
   Fail: (215) [system] 'D'=!
   Call: (215) [system] 'D'='\''
   Fail: (215) [system] 'D'='\''
   Call: (215) [system] 'D'='`'
   Fail: (215) [system] 'D'='`'
   Call: (215) [system] 'D'=end_of_file
   Fail: (215) [system] 'D'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1895028)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1928682)
   Call: (217) [system] peek_char((0x55798e5fad60), _1929616)
   Exit: (217) [system] peek_char((0x55798e5fad60), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_1934336, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_1935268, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55798e5fad60), i)
   Exit: (217) [system] get_char((0x55798e5fad60), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1942618)
   Call: (218) [system] peek_char((0x55798e5fad60), _1943552)
   Exit: (218) [system] peek_char((0x55798e5fad60), s)
^  Call: (218) [user] is_delimiter(s)
   Call: (219) [system] char_type(s, space)
   Fail: (219) [system] char_type(s, space)
   Call: (219) [system] arg(_1948272, v('(', ')', end_of_file), s)
   Fail: (219) [system] arg(_1949204, v('(', ')', end_of_file), s)
^  Fail: (218) [user] is_delimiter(s)
   Call: (218) [system] ')'==s
   Fail: (218) [system] ')'==s
   Call: (218) [system] get_char((0x55798e5fad60), s)
   Exit: (218) [system] get_char((0x55798e5fad60), s)
   Call: (218) [system] s=(\)
   Fail: (218) [system] s=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1956554)
   Call: (219) [system] peek_char((0x55798e5fad60), _1957488)
   Exit: (219) [system] peek_char((0x55798e5fad60), j)
^  Call: (219) [user] is_delimiter(j)
   Call: (220) [system] char_type(j, space)
   Fail: (220) [system] char_type(j, space)
   Call: (220) [system] arg(_1962208, v('(', ')', end_of_file), j)
   Fail: (220) [system] arg(_1963140, v('(', ')', end_of_file), j)
^  Fail: (219) [user] is_delimiter(j)
   Call: (219) [system] ')'==j
   Fail: (219) [system] ')'==j
   Call: (219) [system] get_char((0x55798e5fad60), j)
   Exit: (219) [system] get_char((0x55798e5fad60), j)
   Call: (219) [system] j=(\)
   Fail: (219) [system] j=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1970490)
   Call: (220) [system] peek_char((0x55798e5fad60), _1971424)
   Exit: (220) [system] peek_char((0x55798e5fad60), u)
^  Call: (220) [user] is_delimiter(u)
   Call: (221) [system] char_type(u, space)
   Fail: (221) [system] char_type(u, space)
   Call: (221) [system] arg(_1976144, v('(', ')', end_of_file), u)
   Fail: (221) [system] arg(_1977076, v('(', ')', end_of_file), u)
^  Fail: (220) [user] is_delimiter(u)
   Call: (220) [system] ')'==u
   Fail: (220) [system] ')'==u
   Call: (220) [system] get_char((0x55798e5fad60), u)
   Exit: (220) [system] get_char((0x55798e5fad60), u)
   Call: (220) [system] u=(\)
   Fail: (220) [system] u=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1984426)
   Call: (221) [system] peek_char((0x55798e5fad60), _1985360)
   Exit: (221) [system] peek_char((0x55798e5fad60), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1990080, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1991012, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55798e5fad60), n)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1998362)
   Call: (222) [system] peek_char((0x55798e5fad60), _1999296)
   Exit: (222) [system] peek_char((0x55798e5fad60), c)
^  Call: (222) [user] is_delimiter(c)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] arg(_2004016, v('(', ')', end_of_file), c)
   Fail: (223) [system] arg(_2004948, v('(', ')', end_of_file), c)
^  Fail: (222) [user] is_delimiter(c)
   Call: (222) [system] ')'==c
   Fail: (222) [system] ')'==c
   Call: (222) [system] get_char((0x55798e5fad60), c)
   Exit: (222) [system] get_char((0x55798e5fad60), c)
   Call: (222) [system] c=(\)
   Fail: (222) [system] c=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _2012298)
   Call: (223) [system] peek_char((0x55798e5fad60), _2013232)
   Exit: (223) [system] peek_char((0x55798e5fad60), t)
^  Call: (223) [user] is_delimiter(t)
   Call: (224) [system] char_type(t, space)
   Fail: (224) [system] char_type(t, space)
   Call: (224) [system] arg(_2017952, v('(', ')', end_of_file), t)
   Fail: (224) [system] arg(_2018884, v('(', ')', end_of_file), t)
^  Fail: (223) [user] is_delimiter(t)
   Call: (223) [system] ')'==t
   Fail: (223) [system] ')'==t
   Call: (223) [system] get_char((0x55798e5fad60), t)
   Exit: (223) [system] get_char((0x55798e5fad60), t)
   Call: (223) [system] t=(\)
   Fail: (223) [system] t=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _2026234)
   Call: (224) [system] peek_char((0x55798e5fad60), _2027168)
   Exit: (224) [system] peek_char((0x55798e5fad60), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_2031888, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_2032820, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55798e5fad60), i)
   Exit: (224) [system] get_char((0x55798e5fad60), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _2040170)
   Call: (225) [system] peek_char((0x55798e5fad60), _2041104)
   Exit: (225) [system] peek_char((0x55798e5fad60), o)
^  Call: (225) [user] is_delimiter(o)
   Call: (226) [system] char_type(o, space)
   Fail: (226) [system] char_type(o, space)
   Call: (226) [system] arg(_2045824, v('(', ')', end_of_file), o)
   Fail: (226) [system] arg(_2046756, v('(', ')', end_of_file), o)
^  Fail: (225) [user] is_delimiter(o)
   Call: (225) [system] ')'==o
   Fail: (225) [system] ')'==o
   Call: (225) [system] get_char((0x55798e5fad60), o)
   Exit: (225) [system] get_char((0x55798e5fad60), o)
   Call: (225) [system] o=(\)
   Fail: (225) [system] o=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _2054106)
   Call: (226) [system] peek_char((0x55798e5fad60), _2055040)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_2059760, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_2060692, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _2068042)
   Call: (227) [system] peek_char((0x55798e5fad60), _2068976)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (227) [user] is_delimiter('I')
   Call: (228) [system] char_type('I', space)
   Fail: (228) [system] char_type('I', space)
   Call: (228) [system] arg(_2073696, v('(', ')', end_of_file), 'I')
   Fail: (228) [system] arg(_2074628, v('(', ')', end_of_file), 'I')
^  Fail: (227) [user] is_delimiter('I')
   Call: (227) [system] ')'=='I'
   Fail: (227) [system] ')'=='I'
   Call: (227) [system] get_char((0x55798e5fad60), 'I')
   Exit: (227) [system] get_char((0x55798e5fad60), 'I')
   Call: (227) [system] 'I'=(\)
   Fail: (227) [system] 'I'=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _2081978)
   Call: (228) [system] peek_char((0x55798e5fad60), _2082912)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_2087632, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_2088564, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _2095914)
   Call: (229) [system] peek_char((0x55798e5fad60), _4576)
   Exit: (229) [system] peek_char((0x55798e5fad60), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_9242, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_10174, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55798e5fad60), t)
   Exit: (229) [system] get_char((0x55798e5fad60), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _17524)
   Call: (230) [system] peek_char((0x55798e5fad60), _18458)
   Exit: (230) [system] peek_char((0x55798e5fad60), r)
^  Call: (230) [user] is_delimiter(r)
   Call: (231) [system] char_type(r, space)
   Fail: (231) [system] char_type(r, space)
   Call: (231) [system] arg(_23178, v('(', ')', end_of_file), r)
   Fail: (231) [system] arg(_24110, v('(', ')', end_of_file), r)
^  Fail: (230) [user] is_delimiter(r)
   Call: (230) [system] ')'==r
   Fail: (230) [system] ')'==r
   Call: (230) [system] get_char((0x55798e5fad60), r)
   Exit: (230) [system] get_char((0x55798e5fad60), r)
   Call: (230) [system] r=(\)
   Fail: (230) [system] r=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _31460)
   Call: (231) [system] peek_char((0x55798e5fad60), _32394)
   Exit: (231) [system] peek_char((0x55798e5fad60), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_37114, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_38046, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55798e5fad60), o)
   Exit: (231) [system] get_char((0x55798e5fad60), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _45396)
   Call: (232) [system] peek_char((0x55798e5fad60), _46330)
   Exit: (232) [system] peek_char((0x55798e5fad60), d)
^  Call: (232) [user] is_delimiter(d)
   Call: (233) [system] char_type(d, space)
   Fail: (233) [system] char_type(d, space)
   Call: (233) [system] arg(_51050, v('(', ')', end_of_file), d)
   Fail: (233) [system] arg(_51982, v('(', ')', end_of_file), d)
^  Fail: (232) [user] is_delimiter(d)
   Call: (232) [system] ')'==d
   Fail: (232) [system] ')'==d
   Call: (232) [system] get_char((0x55798e5fad60), d)
   Exit: (232) [system] get_char((0x55798e5fad60), d)
   Call: (232) [system] d=(\)
   Fail: (232) [system] d=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _59332)
   Call: (233) [system] peek_char((0x55798e5fad60), _60266)
   Exit: (233) [system] peek_char((0x55798e5fad60), u)
^  Call: (233) [user] is_delimiter(u)
   Call: (234) [system] char_type(u, space)
   Fail: (234) [system] char_type(u, space)
   Call: (234) [system] arg(_64986, v('(', ')', end_of_file), u)
   Fail: (234) [system] arg(_65918, v('(', ')', end_of_file), u)
^  Fail: (233) [user] is_delimiter(u)
   Call: (233) [system] ')'==u
   Fail: (233) [system] ')'==u
   Call: (233) [system] get_char((0x55798e5fad60), u)
   Exit: (233) [system] get_char((0x55798e5fad60), u)
   Call: (233) [system] u=(\)
   Fail: (233) [system] u=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _73268)
   Call: (234) [system] peek_char((0x55798e5fad60), _74202)
   Exit: (234) [system] peek_char((0x55798e5fad60), c)
^  Call: (234) [user] is_delimiter(c)
   Call: (235) [system] char_type(c, space)
   Fail: (235) [system] char_type(c, space)
   Call: (235) [system] arg(_78922, v('(', ')', end_of_file), c)
   Fail: (235) [system] arg(_79854, v('(', ')', end_of_file), c)
^  Fail: (234) [user] is_delimiter(c)
   Call: (234) [system] ')'==c
   Fail: (234) [system] ')'==c
   Call: (234) [system] get_char((0x55798e5fad60), c)
   Exit: (234) [system] get_char((0x55798e5fad60), c)
   Call: (234) [system] c=(\)
   Fail: (234) [system] c=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _87204)
   Call: (235) [system] peek_char((0x55798e5fad60), _88138)
   Exit: (235) [system] peek_char((0x55798e5fad60), t)
^  Call: (235) [user] is_delimiter(t)
   Call: (236) [system] char_type(t, space)
   Fail: (236) [system] char_type(t, space)
   Call: (236) [system] arg(_92858, v('(', ')', end_of_file), t)
   Fail: (236) [system] arg(_93790, v('(', ')', end_of_file), t)
^  Fail: (235) [user] is_delimiter(t)
   Call: (235) [system] ')'==t
   Fail: (235) [system] ')'==t
   Call: (235) [system] get_char((0x55798e5fad60), t)
   Exit: (235) [system] get_char((0x55798e5fad60), t)
   Call: (235) [system] t=(\)
   Fail: (235) [system] t=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _101140)
   Call: (236) [system] peek_char((0x55798e5fad60), _102074)
   Exit: (236) [system] peek_char((0x55798e5fad60), i)
^  Call: (236) [user] is_delimiter(i)
   Call: (237) [system] char_type(i, space)
   Fail: (237) [system] char_type(i, space)
   Call: (237) [system] arg(_106794, v('(', ')', end_of_file), i)
   Fail: (237) [system] arg(_107726, v('(', ')', end_of_file), i)
^  Fail: (236) [user] is_delimiter(i)
   Call: (236) [system] ')'==i
   Fail: (236) [system] ')'==i
   Call: (236) [system] get_char((0x55798e5fad60), i)
   Exit: (236) [system] get_char((0x55798e5fad60), i)
   Call: (236) [system] i=(\)
   Fail: (236) [system] i=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _115076)
   Call: (237) [system] peek_char((0x55798e5fad60), _116010)
   Exit: (237) [system] peek_char((0x55798e5fad60), o)
^  Call: (237) [user] is_delimiter(o)
   Call: (238) [system] char_type(o, space)
   Fail: (238) [system] char_type(o, space)
   Call: (238) [system] arg(_120730, v('(', ')', end_of_file), o)
   Fail: (238) [system] arg(_121662, v('(', ')', end_of_file), o)
^  Fail: (237) [user] is_delimiter(o)
   Call: (237) [system] ')'==o
   Fail: (237) [system] ')'==o
   Call: (237) [system] get_char((0x55798e5fad60), o)
   Exit: (237) [system] get_char((0x55798e5fad60), o)
   Call: (237) [system] o=(\)
   Fail: (237) [system] o=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _129012)
   Call: (238) [system] peek_char((0x55798e5fad60), _129946)
   Exit: (238) [system] peek_char((0x55798e5fad60), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_134666, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_135598, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55798e5fad60), n)
   Exit: (238) [system] get_char((0x55798e5fad60), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _142948)
   Call: (239) [system] peek_char((0x55798e5fad60), _143882)
   Exit: (239) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (239) [user] is_delimiter(' ')
   Call: (240) [system] char_type(' ', space)
   Exit: (240) [system] char_type(' ', space)
^  Exit: (239) [user] is_delimiter(' ')
   Call: (239) [system] _142948=[]
   Exit: (239) [system] []=[]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (238) [system] _129012=[n]
   Exit: (238) [system] [n]=[n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (237) [system] _115076=[o, n]
   Exit: (237) [system] [o, n]=[o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (236) [system] _101140=[i, o, n]
   Exit: (236) [system] [i, o, n]=[i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (235) [system] _87204=[t, i, o, n]
   Exit: (235) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (234) [system] _73268=[c, t, i, o, n]
   Exit: (234) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (233) [system] _59332=[u, c, t, i, o, n]
   Exit: (233) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (232) [system] _45396=[d, u, c, t, i, o, n]
   Exit: (232) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (231) [system] _31460=[o, d, u, c, t, i, o, n]
   Exit: (231) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (230) [system] _17524=[r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _4572=[t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _4568=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _4564=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _4560=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _4556=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _4552=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _4548=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _4544=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _4540=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _4536=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _4532=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _4528=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _4524=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (216) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4520)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_214660, _214662), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4520), _214636, fail)), '$restore_trace'(_214660, _214662))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_214660, _214662))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4520), _214636, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_4520)
   Fail: (217) [system] atomic(_4520)
   Call: (217) [system] atom_chars(_4520, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (217) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (216) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _224036)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _225894)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _233632)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _236336)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
   Call: (217) [system] a=(;)
   Fail: (217) [system] a=(;)
^  Call: (217) [user] is_like_space(a)
   Call: (218) [system] char_type(a, 'white')
   Fail: (218) [system] char_type(a, 'white')
   Call: (218) [system] char_type(a, end_of_line)
   Fail: (218) [system] char_type(a, end_of_line)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] char_type(a, cntrl)
   Fail: (218) [system] char_type(a, cntrl)
^  Fail: (217) [user] is_like_space(a)
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _251414)
   Exit: (215) [system] peek_char((0x55798e5fad60), a)
   Call: (215) [system] a=')'
   Fail: (215) [system] a=')'
   Call: (215) [system] a=end_of_file
   Fail: (215) [system] a=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _256984)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _258842)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
   Call: (217) [system] a=(;)
   Fail: (217) [system] a=(;)
^  Call: (217) [user] is_like_space(a)
   Call: (218) [system] char_type(a, 'white')
   Fail: (218) [system] char_type(a, 'white')
   Call: (218) [system] char_type(a, end_of_line)
   Fail: (218) [system] char_type(a, end_of_line)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] char_type(a, cntrl)
   Fail: (218) [system] char_type(a, cntrl)
^  Fail: (217) [user] is_like_space(a)
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _272996)
   Exit: (216) [system] get_char((0x55798e5fad60), a)
   Call: (216) [system] a='('
   Fail: (216) [system] a='('
   Call: (216) [system] a='['
   Fail: (216) [system] a='['
   Call: (216) [system] a='{'
   Fail: (216) [system] a='{'
   Call: (216) [system] a='"'
   Fail: (216) [system] a='"'
   Call: (216) [system] a=!
   Fail: (216) [system] a=!
   Call: (216) [system] a='\''
   Fail: (216) [system] a='\''
   Call: (216) [system] a='`'
   Fail: (216) [system] a='`'
   Call: (216) [system] a=end_of_file
   Fail: (216) [system] a=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), a, _256984)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _290638)
   Call: (218) [system] peek_char((0x55798e5fad60), _291572)
   Exit: (218) [system] peek_char((0x55798e5fad60), b)
^  Call: (218) [user] is_delimiter(b)
   Call: (219) [system] char_type(b, space)
   Fail: (219) [system] char_type(b, space)
   Call: (219) [system] arg(_296292, v('(', ')', end_of_file), b)
   Fail: (219) [system] arg(_297224, v('(', ')', end_of_file), b)
^  Fail: (218) [user] is_delimiter(b)
   Call: (218) [system] ')'==b
   Fail: (218) [system] ')'==b
   Call: (218) [system] get_char((0x55798e5fad60), b)
   Exit: (218) [system] get_char((0x55798e5fad60), b)
   Call: (218) [system] b=(\)
   Fail: (218) [system] b=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _304574)
   Call: (219) [system] peek_char((0x55798e5fad60), _305508)
   Exit: (219) [system] peek_char((0x55798e5fad60), c)
^  Call: (219) [user] is_delimiter(c)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] arg(_310228, v('(', ')', end_of_file), c)
   Fail: (220) [system] arg(_311160, v('(', ')', end_of_file), c)
^  Fail: (219) [user] is_delimiter(c)
   Call: (219) [system] ')'==c
   Fail: (219) [system] ')'==c
   Call: (219) [system] get_char((0x55798e5fad60), c)
   Exit: (219) [system] get_char((0x55798e5fad60), c)
   Call: (219) [system] c=(\)
   Fail: (219) [system] c=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _318510)
   Call: (220) [system] peek_char((0x55798e5fad60), _319444)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _318510=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (219) [system] _304574=[c]
   Exit: (219) [system] [c]=[c]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (218) [system] _290638=[b, c]
   Exit: (218) [system] [b, c]=[b, c]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (217) [user] classify_and_convert_charseq(a, [b, c], _256984)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_334342, _334344), once(user:catch(read_from_chars([a, b, c], _256984), _334318, fail)), '$restore_trace'(_334342, _334344))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_334342, _334344))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _334318, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(abc)
   Exit: (218) [system] atomic(abc)
^  Exit: (217) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _341842)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _343700)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _351438)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _354142)
   Exit: (218) [system] peek_char((0x55798e5fad60), c)
   Call: (218) [system] c=(;)
   Fail: (218) [system] c=(;)
^  Call: (218) [user] is_like_space(c)
   Call: (219) [system] char_type(c, 'white')
   Fail: (219) [system] char_type(c, 'white')
   Call: (219) [system] char_type(c, end_of_line)
   Fail: (219) [system] char_type(c, end_of_line)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] char_type(c, cntrl)
   Fail: (219) [system] char_type(c, cntrl)
^  Fail: (218) [user] is_like_space(c)
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _369220)
   Exit: (216) [system] peek_char((0x55798e5fad60), c)
   Call: (216) [system] c=')'
   Fail: (216) [system] c=')'
   Call: (216) [system] c=end_of_file
   Fail: (216) [system] c=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _374790)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _376648)
   Exit: (218) [system] peek_char((0x55798e5fad60), c)
   Call: (218) [system] c=(;)
   Fail: (218) [system] c=(;)
^  Call: (218) [user] is_like_space(c)
   Call: (219) [system] char_type(c, 'white')
   Fail: (219) [system] char_type(c, 'white')
   Call: (219) [system] char_type(c, end_of_line)
   Fail: (219) [system] char_type(c, end_of_line)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] char_type(c, cntrl)
   Fail: (219) [system] char_type(c, cntrl)
^  Fail: (218) [user] is_like_space(c)
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _390802)
   Exit: (217) [system] get_char((0x55798e5fad60), c)
   Call: (217) [system] c='('
   Fail: (217) [system] c='('
   Call: (217) [system] c='['
   Fail: (217) [system] c='['
   Call: (217) [system] c='{'
   Fail: (217) [system] c='{'
   Call: (217) [system] c='"'
   Fail: (217) [system] c='"'
   Call: (217) [system] c=!
   Fail: (217) [system] c=!
   Call: (217) [system] c='\''
   Fail: (217) [system] c='\''
   Call: (217) [system] c='`'
   Fail: (217) [system] c='`'
   Call: (217) [system] c=end_of_file
   Fail: (217) [system] c=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), c, _374790)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _408444)
   Call: (219) [system] peek_char((0x55798e5fad60), _409378)
   Exit: (219) [system] peek_char((0x55798e5fad60), d)
^  Call: (219) [user] is_delimiter(d)
   Call: (220) [system] char_type(d, space)
   Fail: (220) [system] char_type(d, space)
   Call: (220) [system] arg(_414098, v('(', ')', end_of_file), d)
   Fail: (220) [system] arg(_415030, v('(', ')', end_of_file), d)
^  Fail: (219) [user] is_delimiter(d)
   Call: (219) [system] ')'==d
   Fail: (219) [system] ')'==d
   Call: (219) [system] get_char((0x55798e5fad60), d)
   Exit: (219) [system] get_char((0x55798e5fad60), d)
   Call: (219) [system] d=(\)
   Fail: (219) [system] d=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _422380)
   Call: (220) [system] peek_char((0x55798e5fad60), _423314)
   Exit: (220) [system] peek_char((0x55798e5fad60), e)
^  Call: (220) [user] is_delimiter(e)
   Call: (221) [system] char_type(e, space)
   Fail: (221) [system] char_type(e, space)
   Call: (221) [system] arg(_428034, v('(', ')', end_of_file), e)
   Fail: (221) [system] arg(_428966, v('(', ')', end_of_file), e)
^  Fail: (220) [user] is_delimiter(e)
   Call: (220) [system] ')'==e
   Fail: (220) [system] ')'==e
   Call: (220) [system] get_char((0x55798e5fad60), e)
   Exit: (220) [system] get_char((0x55798e5fad60), e)
   Call: (220) [system] e=(\)
   Fail: (220) [system] e=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _436316)
   Call: (221) [system] peek_char((0x55798e5fad60), _437250)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
^  Call: (221) [user] is_delimiter(')')
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] arg(_441970, v('(', ')', end_of_file), ')')
   Exit: (222) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (221) [user] is_delimiter(')')
   Call: (221) [system] _436316=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (220) [system] _422380=[e]
   Exit: (220) [system] [e]=[e]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (219) [system] _408444=[d, e]
   Exit: (219) [system] [d, e]=[d, e]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (218) [user] classify_and_convert_charseq(c, [d, e], _374790)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_454020, _454022), once(user:catch(read_from_chars([c, d, e], _374790), _453996, fail)), '$restore_trace'(_454020, _454022))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_454020, _454022))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _453996, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(cde)
   Exit: (219) [system] atomic(cde)
^  Exit: (218) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _461520)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _463378)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _477532)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55798e5fad60), _481322)
   Exit: (217) [system] get_char((0x55798e5fad60), ')')
   Call: (217) [system] _461520=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [])
   Call: (216) [system] _341842=[cde]
   Exit: (216) [system] [cde]=[cde]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [cde])
   Call: (215) [system] _224036=[abc, cde]
   Exit: (215) [system] [abc, cde]=[abc, cde]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [abc, cde])
   Call: (214) [system] _4514=['DisjunctionIntroduction', abc, cde]
   Exit: (214) [system] ['DisjunctionIntroduction', abc, cde]=['DisjunctionIntroduction', abc, cde]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, cde])
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, cde])
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _495204)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _497062)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _511216)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55798e5fad60), _515006)
   Exit: (213) [system] get_char((0x55798e5fad60), ')')
   Call: (213) [system] _495204=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [])
   Call: (212) [system] _4510=[['DisjunctionIntroduction', abc, cde]]
   Exit: (212) [system] [['DisjunctionIntroduction', abc, cde]]=[['DisjunctionIntroduction', abc, cde]]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, cde]])
   Call: (211) [system] _4504=[abc, ['DisjunctionIntroduction', abc, cde]]
   Exit: (211) [system] [abc, ['DisjunctionIntroduction', abc, cde]]=[abc, ['DisjunctionIntroduction', abc, cde]]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [abc, ['DisjunctionIntroduction', abc, cde]])
   Call: (210) [system] _4496=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]]
   Exit: (210) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]])
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]])
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _528888)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _530746)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _538484)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _541188)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _556266)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _561836)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _563694)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _577848)
   Exit: (210) [system] get_char((0x55798e5fad60), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _561836)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _583418)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'O')
   Call: (212) [system] 'O'=(;)
   Fail: (212) [system] 'O'=(;)
^  Call: (212) [user] is_like_space('O')
   Call: (213) [system] char_type('O', 'white')
   Fail: (213) [system] char_type('O', 'white')
   Call: (213) [system] char_type('O', end_of_line)
   Fail: (213) [system] char_type('O', end_of_line)
   Call: (213) [system] char_type('O', space)
   Fail: (213) [system] char_type('O', space)
   Call: (213) [system] char_type('O', cntrl)
   Fail: (213) [system] char_type('O', cntrl)
^  Fail: (212) [user] is_like_space('O')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _597572)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'O')
   Call: (211) [system] 'O'=')'
   Fail: (211) [system] 'O'=')'
   Call: (211) [system] 'O'=end_of_file
   Fail: (211) [system] 'O'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _603142)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _605000)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'O')
   Call: (213) [system] 'O'=(;)
   Fail: (213) [system] 'O'=(;)
^  Call: (213) [user] is_like_space('O')
   Call: (214) [system] char_type('O', 'white')
   Fail: (214) [system] char_type('O', 'white')
   Call: (214) [system] char_type('O', end_of_line)
   Fail: (214) [system] char_type('O', end_of_line)
   Call: (214) [system] char_type('O', space)
   Fail: (214) [system] char_type('O', space)
   Call: (214) [system] char_type('O', cntrl)
   Fail: (214) [system] char_type('O', cntrl)
^  Fail: (213) [user] is_like_space('O')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _619154)
   Exit: (212) [system] get_char((0x55798e5fad60), 'O')
   Call: (212) [system] 'O'='('
   Fail: (212) [system] 'O'='('
   Call: (212) [system] 'O'='['
   Fail: (212) [system] 'O'='['
   Call: (212) [system] 'O'='{'
   Fail: (212) [system] 'O'='{'
   Call: (212) [system] 'O'='"'
   Fail: (212) [system] 'O'='"'
   Call: (212) [system] 'O'=!
   Fail: (212) [system] 'O'=!
   Call: (212) [system] 'O'='\''
   Fail: (212) [system] 'O'='\''
   Call: (212) [system] 'O'='`'
   Fail: (212) [system] 'O'='`'
   Call: (212) [system] 'O'=end_of_file
   Fail: (212) [system] 'O'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), 'O', _603142)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _636796)
   Call: (214) [system] peek_char((0x55798e5fad60), _637730)
   Exit: (214) [system] peek_char((0x55798e5fad60), r)
^  Call: (214) [user] is_delimiter(r)
   Call: (215) [system] char_type(r, space)
   Fail: (215) [system] char_type(r, space)
   Call: (215) [system] arg(_642450, v('(', ')', end_of_file), r)
   Fail: (215) [system] arg(_643382, v('(', ')', end_of_file), r)
^  Fail: (214) [user] is_delimiter(r)
   Call: (214) [system] ')'==r
   Fail: (214) [system] ')'==r
   Call: (214) [system] get_char((0x55798e5fad60), r)
   Exit: (214) [system] get_char((0x55798e5fad60), r)
   Call: (214) [system] r=(\)
   Fail: (214) [system] r=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _650732)
   Call: (215) [system] peek_char((0x55798e5fad60), _651666)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (215) [user] is_delimiter('L')
   Call: (216) [system] char_type('L', space)
   Fail: (216) [system] char_type('L', space)
   Call: (216) [system] arg(_656386, v('(', ')', end_of_file), 'L')
   Fail: (216) [system] arg(_657318, v('(', ')', end_of_file), 'L')
^  Fail: (215) [user] is_delimiter('L')
   Call: (215) [system] ')'=='L'
   Fail: (215) [system] ')'=='L'
   Call: (215) [system] get_char((0x55798e5fad60), 'L')
   Exit: (215) [system] get_char((0x55798e5fad60), 'L')
   Call: (215) [system] 'L'=(\)
   Fail: (215) [system] 'L'=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _664668)
   Call: (216) [system] peek_char((0x55798e5fad60), _665602)
   Exit: (216) [system] peek_char((0x55798e5fad60), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_670322, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_671254, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55798e5fad60), i)
   Exit: (216) [system] get_char((0x55798e5fad60), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _678604)
   Call: (217) [system] peek_char((0x55798e5fad60), _679538)
   Exit: (217) [system] peek_char((0x55798e5fad60), n)
^  Call: (217) [user] is_delimiter(n)
   Call: (218) [system] char_type(n, space)
   Fail: (218) [system] char_type(n, space)
   Call: (218) [system] arg(_684258, v('(', ')', end_of_file), n)
   Fail: (218) [system] arg(_685190, v('(', ')', end_of_file), n)
^  Fail: (217) [user] is_delimiter(n)
   Call: (217) [system] ')'==n
   Fail: (217) [system] ')'==n
   Call: (217) [system] get_char((0x55798e5fad60), n)
   Exit: (217) [system] get_char((0x55798e5fad60), n)
   Call: (217) [system] n=(\)
   Fail: (217) [system] n=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _692540)
   Call: (218) [system] peek_char((0x55798e5fad60), _693474)
   Exit: (218) [system] peek_char((0x55798e5fad60), k)
^  Call: (218) [user] is_delimiter(k)
   Call: (219) [system] char_type(k, space)
   Fail: (219) [system] char_type(k, space)
   Call: (219) [system] arg(_698194, v('(', ')', end_of_file), k)
   Fail: (219) [system] arg(_699126, v('(', ')', end_of_file), k)
^  Fail: (218) [user] is_delimiter(k)
   Call: (218) [system] ')'==k
   Fail: (218) [system] ')'==k
   Call: (218) [system] get_char((0x55798e5fad60), k)
   Exit: (218) [system] get_char((0x55798e5fad60), k)
   Call: (218) [system] k=(\)
   Fail: (218) [system] k=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _706476)
   Call: (219) [system] peek_char((0x55798e5fad60), _707410)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _706476=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (218) [system] _692540=[k]
   Exit: (218) [system] [k]=[k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (217) [system] _678604=[n, k]
   Exit: (217) [system] [n, k]=[n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (216) [system] _664668=[i, n, k]
   Exit: (216) [system] [i, n, k]=[i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (215) [system] _650732=['L', i, n, k]
   Exit: (215) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (214) [system] _636796=[r, 'L', i, n, k]
   Exit: (214) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (213) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _603142)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_730690, _730692), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _603142), _730666, fail)), '$restore_trace'(_730690, _730692))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_730690, _730692))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _603142), _730666, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_603142)
   Fail: (214) [system] atomic(_603142)
   Call: (214) [system] atom_chars(_603142, ['O', r, 'L', i, n, k])
   Exit: (214) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (213) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _740066)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _741924)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _749662)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _752366)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _767444)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _773014)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _774872)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _789026)
   Exit: (213) [system] get_char((0x55798e5fad60), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _773014)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _794596)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'I')
   Call: (215) [system] 'I'=(;)
   Fail: (215) [system] 'I'=(;)
^  Call: (215) [user] is_like_space('I')
   Call: (216) [system] char_type('I', 'white')
   Fail: (216) [system] char_type('I', 'white')
   Call: (216) [system] char_type('I', end_of_line)
   Fail: (216) [system] char_type('I', end_of_line)
   Call: (216) [system] char_type('I', space)
   Fail: (216) [system] char_type('I', space)
   Call: (216) [system] char_type('I', cntrl)
   Fail: (216) [system] char_type('I', cntrl)
^  Fail: (215) [user] is_like_space('I')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _808750)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'I')
   Call: (214) [system] 'I'=')'
   Fail: (214) [system] 'I'=')'
   Call: (214) [system] 'I'=end_of_file
   Fail: (214) [system] 'I'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _814320)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _816178)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'I')
   Call: (216) [system] 'I'=(;)
   Fail: (216) [system] 'I'=(;)
^  Call: (216) [user] is_like_space('I')
   Call: (217) [system] char_type('I', 'white')
   Fail: (217) [system] char_type('I', 'white')
   Call: (217) [system] char_type('I', end_of_line)
   Fail: (217) [system] char_type('I', end_of_line)
   Call: (217) [system] char_type('I', space)
   Fail: (217) [system] char_type('I', space)
   Call: (217) [system] char_type('I', cntrl)
   Fail: (217) [system] char_type('I', cntrl)
^  Fail: (216) [user] is_like_space('I')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _830332)
   Exit: (215) [system] get_char((0x55798e5fad60), 'I')
   Call: (215) [system] 'I'='('
   Fail: (215) [system] 'I'='('
   Call: (215) [system] 'I'='['
   Fail: (215) [system] 'I'='['
   Call: (215) [system] 'I'='{'
   Fail: (215) [system] 'I'='{'
   Call: (215) [system] 'I'='"'
   Fail: (215) [system] 'I'='"'
   Call: (215) [system] 'I'=!
   Fail: (215) [system] 'I'=!
   Call: (215) [system] 'I'='\''
   Fail: (215) [system] 'I'='\''
   Call: (215) [system] 'I'='`'
   Fail: (215) [system] 'I'='`'
   Call: (215) [system] 'I'=end_of_file
   Fail: (215) [system] 'I'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'I', _814320)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _847974)
   Call: (217) [system] peek_char((0x55798e5fad60), _848908)
   Exit: (217) [system] peek_char((0x55798e5fad60), m)
^  Call: (217) [user] is_delimiter(m)
   Call: (218) [system] char_type(m, space)
   Fail: (218) [system] char_type(m, space)
   Call: (218) [system] arg(_853628, v('(', ')', end_of_file), m)
   Fail: (218) [system] arg(_854560, v('(', ')', end_of_file), m)
^  Fail: (217) [user] is_delimiter(m)
   Call: (217) [system] ')'==m
   Fail: (217) [system] ')'==m
   Call: (217) [system] get_char((0x55798e5fad60), m)
   Exit: (217) [system] get_char((0x55798e5fad60), m)
   Call: (217) [system] m=(\)
   Fail: (217) [system] m=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _861910)
   Call: (218) [system] peek_char((0x55798e5fad60), _862844)
   Exit: (218) [system] peek_char((0x55798e5fad60), p)
^  Call: (218) [user] is_delimiter(p)
   Call: (219) [system] char_type(p, space)
   Fail: (219) [system] char_type(p, space)
   Call: (219) [system] arg(_867564, v('(', ')', end_of_file), p)
   Fail: (219) [system] arg(_868496, v('(', ')', end_of_file), p)
^  Fail: (218) [user] is_delimiter(p)
   Call: (218) [system] ')'==p
   Fail: (218) [system] ')'==p
   Call: (218) [system] get_char((0x55798e5fad60), p)
   Exit: (218) [system] get_char((0x55798e5fad60), p)
   Call: (218) [system] p=(\)
   Fail: (218) [system] p=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _875846)
   Call: (219) [system] peek_char((0x55798e5fad60), _876780)
   Exit: (219) [system] peek_char((0x55798e5fad60), l)
^  Call: (219) [user] is_delimiter(l)
   Call: (220) [system] char_type(l, space)
   Fail: (220) [system] char_type(l, space)
   Call: (220) [system] arg(_881500, v('(', ')', end_of_file), l)
   Fail: (220) [system] arg(_882432, v('(', ')', end_of_file), l)
^  Fail: (219) [user] is_delimiter(l)
   Call: (219) [system] ')'==l
   Fail: (219) [system] ')'==l
   Call: (219) [system] get_char((0x55798e5fad60), l)
   Exit: (219) [system] get_char((0x55798e5fad60), l)
   Call: (219) [system] l=(\)
   Fail: (219) [system] l=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _889782)
   Call: (220) [system] peek_char((0x55798e5fad60), _890716)
   Exit: (220) [system] peek_char((0x55798e5fad60), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_895436, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_896368, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55798e5fad60), i)
   Exit: (220) [system] get_char((0x55798e5fad60), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _903718)
   Call: (221) [system] peek_char((0x55798e5fad60), _904652)
   Exit: (221) [system] peek_char((0x55798e5fad60), c)
^  Call: (221) [user] is_delimiter(c)
   Call: (222) [system] char_type(c, space)
   Fail: (222) [system] char_type(c, space)
   Call: (222) [system] arg(_909372, v('(', ')', end_of_file), c)
   Fail: (222) [system] arg(_910304, v('(', ')', end_of_file), c)
^  Fail: (221) [user] is_delimiter(c)
   Call: (221) [system] ')'==c
   Fail: (221) [system] ')'==c
   Call: (221) [system] get_char((0x55798e5fad60), c)
   Exit: (221) [system] get_char((0x55798e5fad60), c)
   Call: (221) [system] c=(\)
   Fail: (221) [system] c=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _917654)
   Call: (222) [system] peek_char((0x55798e5fad60), _918588)
   Exit: (222) [system] peek_char((0x55798e5fad60), a)
^  Call: (222) [user] is_delimiter(a)
   Call: (223) [system] char_type(a, space)
   Fail: (223) [system] char_type(a, space)
   Call: (223) [system] arg(_923308, v('(', ')', end_of_file), a)
   Fail: (223) [system] arg(_924240, v('(', ')', end_of_file), a)
^  Fail: (222) [user] is_delimiter(a)
   Call: (222) [system] ')'==a
   Fail: (222) [system] ')'==a
   Call: (222) [system] get_char((0x55798e5fad60), a)
   Exit: (222) [system] get_char((0x55798e5fad60), a)
   Call: (222) [system] a=(\)
   Fail: (222) [system] a=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _931590)
   Call: (223) [system] peek_char((0x55798e5fad60), _932524)
   Exit: (223) [system] peek_char((0x55798e5fad60), t)
^  Call: (223) [user] is_delimiter(t)
   Call: (224) [system] char_type(t, space)
   Fail: (224) [system] char_type(t, space)
   Call: (224) [system] arg(_937244, v('(', ')', end_of_file), t)
   Fail: (224) [system] arg(_938176, v('(', ')', end_of_file), t)
^  Fail: (223) [user] is_delimiter(t)
   Call: (223) [system] ')'==t
   Fail: (223) [system] ')'==t
   Call: (223) [system] get_char((0x55798e5fad60), t)
   Exit: (223) [system] get_char((0x55798e5fad60), t)
   Call: (223) [system] t=(\)
   Fail: (223) [system] t=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _945526)
   Call: (224) [system] peek_char((0x55798e5fad60), _946460)
   Exit: (224) [system] peek_char((0x55798e5fad60), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_951180, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_952112, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55798e5fad60), i)
   Exit: (224) [system] get_char((0x55798e5fad60), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _959462)
   Call: (225) [system] peek_char((0x55798e5fad60), _960396)
   Exit: (225) [system] peek_char((0x55798e5fad60), o)
^  Call: (225) [user] is_delimiter(o)
   Call: (226) [system] char_type(o, space)
   Fail: (226) [system] char_type(o, space)
   Call: (226) [system] arg(_965116, v('(', ')', end_of_file), o)
   Fail: (226) [system] arg(_966048, v('(', ')', end_of_file), o)
^  Fail: (225) [user] is_delimiter(o)
   Call: (225) [system] ')'==o
   Fail: (225) [system] ')'==o
   Call: (225) [system] get_char((0x55798e5fad60), o)
   Exit: (225) [system] get_char((0x55798e5fad60), o)
   Call: (225) [system] o=(\)
   Fail: (225) [system] o=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _973398)
   Call: (226) [system] peek_char((0x55798e5fad60), _974332)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_979052, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_979984, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _987334)
   Call: (227) [system] peek_char((0x55798e5fad60), _988268)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _987334=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (226) [system] _973398=[n]
   Exit: (226) [system] [n]=[n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (225) [system] _959462=[o, n]
   Exit: (225) [system] [o, n]=[o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (224) [system] _945526=[i, o, n]
   Exit: (224) [system] [i, o, n]=[i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (223) [system] _931590=[t, i, o, n]
   Exit: (223) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (222) [system] _917654=[a, t, i, o, n]
   Exit: (222) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (221) [system] _903718=[c, a, t, i, o, n]
   Exit: (221) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (220) [system] _889782=[i, c, a, t, i, o, n]
   Exit: (220) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (219) [system] _875846=[l, i, c, a, t, i, o, n]
   Exit: (219) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (218) [system] _861910=[p, l, i, c, a, t, i, o, n]
   Exit: (218) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (217) [system] _847974=[m, p, l, i, c, a, t, i, o, n]
   Exit: (217) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (216) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _814320)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1025518, _1025520), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _814320), _1025494, fail)), '$restore_trace'(_1025518, _1025520))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1025518, _1025520))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _814320), _1025494, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_814320)
   Fail: (217) [system] atomic(_814320)
   Call: (217) [system] atom_chars(_814320, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (217) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (216) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1034894)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1036752)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _1044490)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1047194)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1062272)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _1067842)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1069700)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _1083854)
   Exit: (216) [system] get_char((0x55798e5fad60), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1067842)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1089424)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'A')
   Call: (218) [system] 'A'=(;)
   Fail: (218) [system] 'A'=(;)
^  Call: (218) [user] is_like_space('A')
   Call: (219) [system] char_type('A', 'white')
   Fail: (219) [system] char_type('A', 'white')
   Call: (219) [system] char_type('A', end_of_line)
   Fail: (219) [system] char_type('A', end_of_line)
   Call: (219) [system] char_type('A', space)
   Fail: (219) [system] char_type('A', space)
   Call: (219) [system] char_type('A', cntrl)
   Fail: (219) [system] char_type('A', cntrl)
^  Fail: (218) [user] is_like_space('A')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1103578)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'A')
   Call: (217) [system] 'A'=')'
   Fail: (217) [system] 'A'=')'
   Call: (217) [system] 'A'=end_of_file
   Fail: (217) [system] 'A'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _1109148)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1111006)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'A')
   Call: (219) [system] 'A'=(;)
   Fail: (219) [system] 'A'=(;)
^  Call: (219) [user] is_like_space('A')
   Call: (220) [system] char_type('A', 'white')
   Fail: (220) [system] char_type('A', 'white')
   Call: (220) [system] char_type('A', end_of_line)
   Fail: (220) [system] char_type('A', end_of_line)
   Call: (220) [system] char_type('A', space)
   Fail: (220) [system] char_type('A', space)
   Call: (220) [system] char_type('A', cntrl)
   Fail: (220) [system] char_type('A', cntrl)
^  Fail: (219) [user] is_like_space('A')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _1125160)
   Exit: (218) [system] get_char((0x55798e5fad60), 'A')
   Call: (218) [system] 'A'='('
   Fail: (218) [system] 'A'='('
   Call: (218) [system] 'A'='['
   Fail: (218) [system] 'A'='['
   Call: (218) [system] 'A'='{'
   Fail: (218) [system] 'A'='{'
   Call: (218) [system] 'A'='"'
   Fail: (218) [system] 'A'='"'
   Call: (218) [system] 'A'=!
   Fail: (218) [system] 'A'=!
   Call: (218) [system] 'A'='\''
   Fail: (218) [system] 'A'='\''
   Call: (218) [system] 'A'='`'
   Fail: (218) [system] 'A'='`'
   Call: (218) [system] 'A'=end_of_file
   Fail: (218) [system] 'A'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1109148)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1142802)
   Call: (220) [system] peek_char((0x55798e5fad60), _1143736)
   Exit: (220) [system] peek_char((0x55798e5fad60), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_1148456, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_1149388, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55798e5fad60), n)
   Exit: (220) [system] get_char((0x55798e5fad60), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1156738)
   Call: (221) [system] peek_char((0x55798e5fad60), _1157672)
   Exit: (221) [system] peek_char((0x55798e5fad60), d)
^  Call: (221) [user] is_delimiter(d)
   Call: (222) [system] char_type(d, space)
   Fail: (222) [system] char_type(d, space)
   Call: (222) [system] arg(_1162392, v('(', ')', end_of_file), d)
   Fail: (222) [system] arg(_1163324, v('(', ')', end_of_file), d)
^  Fail: (221) [user] is_delimiter(d)
   Call: (221) [system] ')'==d
   Fail: (221) [system] ')'==d
   Call: (221) [system] get_char((0x55798e5fad60), d)
   Exit: (221) [system] get_char((0x55798e5fad60), d)
   Call: (221) [system] d=(\)
   Fail: (221) [system] d=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1170674)
   Call: (222) [system] peek_char((0x55798e5fad60), _1171608)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (222) [user] is_delimiter('L')
   Call: (223) [system] char_type('L', space)
   Fail: (223) [system] char_type('L', space)
   Call: (223) [system] arg(_1176328, v('(', ')', end_of_file), 'L')
   Fail: (223) [system] arg(_1177260, v('(', ')', end_of_file), 'L')
^  Fail: (222) [user] is_delimiter('L')
   Call: (222) [system] ')'=='L'
   Fail: (222) [system] ')'=='L'
   Call: (222) [system] get_char((0x55798e5fad60), 'L')
   Exit: (222) [system] get_char((0x55798e5fad60), 'L')
   Call: (222) [system] 'L'=(\)
   Fail: (222) [system] 'L'=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1184610)
   Call: (223) [system] peek_char((0x55798e5fad60), _1185544)
   Exit: (223) [system] peek_char((0x55798e5fad60), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_1190264, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_1191196, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55798e5fad60), i)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1198546)
   Call: (224) [system] peek_char((0x55798e5fad60), _1199480)
   Exit: (224) [system] peek_char((0x55798e5fad60), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1204200, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1205132, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55798e5fad60), n)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1212482)
   Call: (225) [system] peek_char((0x55798e5fad60), _1213416)
   Exit: (225) [system] peek_char((0x55798e5fad60), k)
^  Call: (225) [user] is_delimiter(k)
   Call: (226) [system] char_type(k, space)
   Fail: (226) [system] char_type(k, space)
   Call: (226) [system] arg(_1218136, v('(', ')', end_of_file), k)
   Fail: (226) [system] arg(_1219068, v('(', ')', end_of_file), k)
^  Fail: (225) [user] is_delimiter(k)
   Call: (225) [system] ')'==k
   Fail: (225) [system] ')'==k
   Call: (225) [system] get_char((0x55798e5fad60), k)
   Exit: (225) [system] get_char((0x55798e5fad60), k)
   Call: (225) [system] k=(\)
   Fail: (225) [system] k=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1226418)
   Call: (226) [system] peek_char((0x55798e5fad60), _1227352)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _1226418=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (225) [system] _1212482=[k]
   Exit: (225) [system] [k]=[k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (224) [system] _1198546=[n, k]
   Exit: (224) [system] [n, k]=[n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (223) [system] _1184610=[i, n, k]
   Exit: (223) [system] [i, n, k]=[i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (222) [system] _1170674=['L', i, n, k]
   Exit: (222) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (221) [system] _1156738=[d, 'L', i, n, k]
   Exit: (221) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (220) [system] _1142802=[n, d, 'L', i, n, k]
   Exit: (220) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (219) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1109148)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1253426, _1253428), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1109148), _1253402, fail)), '$restore_trace'(_1253426, _1253428))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1253426, _1253428))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1109148), _1253402, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_1109148)
   Fail: (220) [system] atomic(_1109148)
   Call: (220) [system] atom_chars(_1109148, ['A', n, d, 'L', i, n, k])
   Exit: (220) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (219) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1262802)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1264660)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _1272398)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1275102)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'=(;)
   Fail: (220) [system] 'A'=(;)
^  Call: (220) [user] is_like_space('A')
   Call: (221) [system] char_type('A', 'white')
   Fail: (221) [system] char_type('A', 'white')
   Call: (221) [system] char_type('A', end_of_line)
   Fail: (221) [system] char_type('A', end_of_line)
   Call: (221) [system] char_type('A', space)
   Fail: (221) [system] char_type('A', space)
   Call: (221) [system] char_type('A', cntrl)
   Fail: (221) [system] char_type('A', cntrl)
^  Fail: (220) [user] is_like_space('A')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1290180)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'A')
   Call: (218) [system] 'A'=')'
   Fail: (218) [system] 'A'=')'
   Call: (218) [system] 'A'=end_of_file
   Fail: (218) [system] 'A'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1295750)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1297608)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'=(;)
   Fail: (220) [system] 'A'=(;)
^  Call: (220) [user] is_like_space('A')
   Call: (221) [system] char_type('A', 'white')
   Fail: (221) [system] char_type('A', 'white')
   Call: (221) [system] char_type('A', end_of_line)
   Fail: (221) [system] char_type('A', end_of_line)
   Call: (221) [system] char_type('A', space)
   Fail: (221) [system] char_type('A', space)
   Call: (221) [system] char_type('A', cntrl)
   Fail: (221) [system] char_type('A', cntrl)
^  Fail: (220) [user] is_like_space('A')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1311762)
   Exit: (219) [system] get_char((0x55798e5fad60), 'A')
   Call: (219) [system] 'A'='('
   Fail: (219) [system] 'A'='('
   Call: (219) [system] 'A'='['
   Fail: (219) [system] 'A'='['
   Call: (219) [system] 'A'='{'
   Fail: (219) [system] 'A'='{'
   Call: (219) [system] 'A'='"'
   Fail: (219) [system] 'A'='"'
   Call: (219) [system] 'A'=!
   Fail: (219) [system] 'A'=!
   Call: (219) [system] 'A'='\''
   Fail: (219) [system] 'A'='\''
   Call: (219) [system] 'A'='`'
   Fail: (219) [system] 'A'='`'
   Call: (219) [system] 'A'=end_of_file
   Fail: (219) [system] 'A'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1295750)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1329404)
   Call: (221) [system] peek_char((0x55798e5fad60), _1330338)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _1329404=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (220) [user] classify_and_convert_charseq('A', [], _1295750)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1339648, _1339650), once(user:catch(read_from_chars(['A'], _1295750), _1339624, fail)), '$restore_trace'(_1339648, _1339650))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1339648, _1339650))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1295750), _1339624, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_1295750)
   Fail: (221) [system] atomic(_1295750)
   Call: (221) [system] atom_chars(_1295750, ['A'])
   Exit: (221) [system] atom_chars('A', ['A'])
^  Exit: (220) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1349024)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1350882)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _1358620)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1361324)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'B')
   Call: (221) [system] 'B'=(;)
   Fail: (221) [system] 'B'=(;)
^  Call: (221) [user] is_like_space('B')
   Call: (222) [system] char_type('B', 'white')
   Fail: (222) [system] char_type('B', 'white')
   Call: (222) [system] char_type('B', end_of_line)
   Fail: (222) [system] char_type('B', end_of_line)
   Call: (222) [system] char_type('B', space)
   Fail: (222) [system] char_type('B', space)
   Call: (222) [system] char_type('B', cntrl)
   Fail: (222) [system] char_type('B', cntrl)
^  Fail: (221) [user] is_like_space('B')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1376402)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'B')
   Call: (219) [system] 'B'=')'
   Fail: (219) [system] 'B'=')'
   Call: (219) [system] 'B'=end_of_file
   Fail: (219) [system] 'B'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1381972)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1383830)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'B')
   Call: (221) [system] 'B'=(;)
   Fail: (221) [system] 'B'=(;)
^  Call: (221) [user] is_like_space('B')
   Call: (222) [system] char_type('B', 'white')
   Fail: (222) [system] char_type('B', 'white')
   Call: (222) [system] char_type('B', end_of_line)
   Fail: (222) [system] char_type('B', end_of_line)
   Call: (222) [system] char_type('B', space)
   Fail: (222) [system] char_type('B', space)
   Call: (222) [system] char_type('B', cntrl)
   Fail: (222) [system] char_type('B', cntrl)
^  Fail: (221) [user] is_like_space('B')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1397984)
   Exit: (220) [system] get_char((0x55798e5fad60), 'B')
   Call: (220) [system] 'B'='('
   Fail: (220) [system] 'B'='('
   Call: (220) [system] 'B'='['
   Fail: (220) [system] 'B'='['
   Call: (220) [system] 'B'='{'
   Fail: (220) [system] 'B'='{'
   Call: (220) [system] 'B'='"'
   Fail: (220) [system] 'B'='"'
   Call: (220) [system] 'B'=!
   Fail: (220) [system] 'B'=!
   Call: (220) [system] 'B'='\''
   Fail: (220) [system] 'B'='\''
   Call: (220) [system] 'B'='`'
   Fail: (220) [system] 'B'='`'
   Call: (220) [system] 'B'=end_of_file
   Fail: (220) [system] 'B'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1381972)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1415626)
   Call: (222) [system] peek_char((0x55798e5fad60), _1416560)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
^  Call: (222) [user] is_delimiter(')')
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] arg(_1421280, v('(', ')', end_of_file), ')')
   Exit: (223) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (222) [user] is_delimiter(')')
   Call: (222) [system] _1415626=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (221) [user] classify_and_convert_charseq('B', [], _1381972)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_1427742, _1427744), once(user:catch(read_from_chars(['B'], _1381972), _1427718, fail)), '$restore_trace'(_1427742, _1427744))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_1427742, _1427744))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1381972), _1427718, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_1381972)
   Fail: (222) [system] atomic(_1381972)
   Call: (222) [system] atom_chars(_1381972, ['B'])
   Exit: (222) [system] atom_chars('B', ['B'])
^  Exit: (221) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1437118)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1438976)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1453130)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55798e5fad60), _1456920)
   Exit: (220) [system] get_char((0x55798e5fad60), ')')
   Call: (220) [system] _1437118=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [])
   Call: (219) [system] _1349024=['B']
   Exit: (219) [system] ['B']=['B']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (218) [system] _1262802=['A', 'B']
   Exit: (218) [system] ['A', 'B']=['A', 'B']
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (217) [system] _1067842=['AndLink', 'A', 'B']
   Exit: (217) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _1470802)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1472660)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _1480398)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1483102)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'C')
   Call: (218) [system] 'C'=(;)
   Fail: (218) [system] 'C'=(;)
^  Call: (218) [user] is_like_space('C')
   Call: (219) [system] char_type('C', 'white')
   Fail: (219) [system] char_type('C', 'white')
   Call: (219) [system] char_type('C', end_of_line)
   Fail: (219) [system] char_type('C', end_of_line)
   Call: (219) [system] char_type('C', space)
   Fail: (219) [system] char_type('C', space)
   Call: (219) [system] char_type('C', cntrl)
   Fail: (219) [system] char_type('C', cntrl)
^  Fail: (218) [user] is_like_space('C')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1498180)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'C')
   Call: (216) [system] 'C'=')'
   Fail: (216) [system] 'C'=')'
   Call: (216) [system] 'C'=end_of_file
   Fail: (216) [system] 'C'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _1503750)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1505608)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'C')
   Call: (218) [system] 'C'=(;)
   Fail: (218) [system] 'C'=(;)
^  Call: (218) [user] is_like_space('C')
   Call: (219) [system] char_type('C', 'white')
   Fail: (219) [system] char_type('C', 'white')
   Call: (219) [system] char_type('C', end_of_line)
   Fail: (219) [system] char_type('C', end_of_line)
   Call: (219) [system] char_type('C', space)
   Fail: (219) [system] char_type('C', space)
   Call: (219) [system] char_type('C', cntrl)
   Fail: (219) [system] char_type('C', cntrl)
^  Fail: (218) [user] is_like_space('C')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _1519762)
   Exit: (217) [system] get_char((0x55798e5fad60), 'C')
   Call: (217) [system] 'C'='('
   Fail: (217) [system] 'C'='('
   Call: (217) [system] 'C'='['
   Fail: (217) [system] 'C'='['
   Call: (217) [system] 'C'='{'
   Fail: (217) [system] 'C'='{'
   Call: (217) [system] 'C'='"'
   Fail: (217) [system] 'C'='"'
   Call: (217) [system] 'C'=!
   Fail: (217) [system] 'C'=!
   Call: (217) [system] 'C'='\''
   Fail: (217) [system] 'C'='\''
   Call: (217) [system] 'C'='`'
   Fail: (217) [system] 'C'='`'
   Call: (217) [system] 'C'=end_of_file
   Fail: (217) [system] 'C'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1503750)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1537404)
   Call: (219) [system] peek_char((0x55798e5fad60), _1538338)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
^  Call: (219) [user] is_delimiter(')')
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] arg(_1543058, v('(', ')', end_of_file), ')')
   Exit: (220) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (219) [user] is_delimiter(')')
   Call: (219) [system] _1537404=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (218) [user] classify_and_convert_charseq('C', [], _1503750)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1549520, _1549522), once(user:catch(read_from_chars(['C'], _1503750), _1549496, fail)), '$restore_trace'(_1549520, _1549522))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1549520, _1549522))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1503750), _1549496, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_1503750)
   Fail: (219) [system] atomic(_1503750)
   Call: (219) [system] atom_chars(_1503750, ['C'])
   Exit: (219) [system] atom_chars('C', ['C'])
^  Exit: (218) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1558896)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1560754)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1574908)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55798e5fad60), _1578698)
   Exit: (217) [system] get_char((0x55798e5fad60), ')')
   Call: (217) [system] _1558896=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [])
   Call: (216) [system] _1470802=['C']
   Exit: (216) [system] ['C']=['C']
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (215) [system] _1034894=[['AndLink', 'A', 'B'], 'C']
   Exit: (215) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (214) [system] _773014=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (214) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1592580)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1594438)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _1602176)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1604880)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1619958)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1625528)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1627386)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1641540)
   Exit: (214) [system] get_char((0x55798e5fad60), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1625528)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1647110)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'O')
   Call: (216) [system] 'O'=(;)
   Fail: (216) [system] 'O'=(;)
^  Call: (216) [user] is_like_space('O')
   Call: (217) [system] char_type('O', 'white')
   Fail: (217) [system] char_type('O', 'white')
   Call: (217) [system] char_type('O', end_of_line)
   Fail: (217) [system] char_type('O', end_of_line)
   Call: (217) [system] char_type('O', space)
   Fail: (217) [system] char_type('O', space)
   Call: (217) [system] char_type('O', cntrl)
   Fail: (217) [system] char_type('O', cntrl)
^  Fail: (216) [user] is_like_space('O')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1661264)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'O')
   Call: (215) [system] 'O'=')'
   Fail: (215) [system] 'O'=')'
   Call: (215) [system] 'O'=end_of_file
   Fail: (215) [system] 'O'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _1666834)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1668692)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'O')
   Call: (217) [system] 'O'=(;)
   Fail: (217) [system] 'O'=(;)
^  Call: (217) [user] is_like_space('O')
   Call: (218) [system] char_type('O', 'white')
   Fail: (218) [system] char_type('O', 'white')
   Call: (218) [system] char_type('O', end_of_line)
   Fail: (218) [system] char_type('O', end_of_line)
   Call: (218) [system] char_type('O', space)
   Fail: (218) [system] char_type('O', space)
   Call: (218) [system] char_type('O', cntrl)
   Fail: (218) [system] char_type('O', cntrl)
^  Fail: (217) [user] is_like_space('O')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _1682846)
   Exit: (216) [system] get_char((0x55798e5fad60), 'O')
   Call: (216) [system] 'O'='('
   Fail: (216) [system] 'O'='('
   Call: (216) [system] 'O'='['
   Fail: (216) [system] 'O'='['
   Call: (216) [system] 'O'='{'
   Fail: (216) [system] 'O'='{'
   Call: (216) [system] 'O'='"'
   Fail: (216) [system] 'O'='"'
   Call: (216) [system] 'O'=!
   Fail: (216) [system] 'O'=!
   Call: (216) [system] 'O'='\''
   Fail: (216) [system] 'O'='\''
   Call: (216) [system] 'O'='`'
   Fail: (216) [system] 'O'='`'
   Call: (216) [system] 'O'=end_of_file
   Fail: (216) [system] 'O'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1666834)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1700488)
   Call: (218) [system] peek_char((0x55798e5fad60), _1701422)
   Exit: (218) [system] peek_char((0x55798e5fad60), r)
^  Call: (218) [user] is_delimiter(r)
   Call: (219) [system] char_type(r, space)
   Fail: (219) [system] char_type(r, space)
   Call: (219) [system] arg(_1706142, v('(', ')', end_of_file), r)
   Fail: (219) [system] arg(_1707074, v('(', ')', end_of_file), r)
^  Fail: (218) [user] is_delimiter(r)
   Call: (218) [system] ')'==r
   Fail: (218) [system] ')'==r
   Call: (218) [system] get_char((0x55798e5fad60), r)
   Exit: (218) [system] get_char((0x55798e5fad60), r)
   Call: (218) [system] r=(\)
   Fail: (218) [system] r=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1714424)
   Call: (219) [system] peek_char((0x55798e5fad60), _1715358)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (219) [user] is_delimiter('L')
   Call: (220) [system] char_type('L', space)
   Fail: (220) [system] char_type('L', space)
   Call: (220) [system] arg(_1720078, v('(', ')', end_of_file), 'L')
   Fail: (220) [system] arg(_1721010, v('(', ')', end_of_file), 'L')
^  Fail: (219) [user] is_delimiter('L')
   Call: (219) [system] ')'=='L'
   Fail: (219) [system] ')'=='L'
   Call: (219) [system] get_char((0x55798e5fad60), 'L')
   Exit: (219) [system] get_char((0x55798e5fad60), 'L')
   Call: (219) [system] 'L'=(\)
   Fail: (219) [system] 'L'=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1728360)
   Call: (220) [system] peek_char((0x55798e5fad60), _1729294)
   Exit: (220) [system] peek_char((0x55798e5fad60), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1734014, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1734946, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55798e5fad60), i)
   Exit: (220) [system] get_char((0x55798e5fad60), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1742296)
   Call: (221) [system] peek_char((0x55798e5fad60), _1743230)
   Exit: (221) [system] peek_char((0x55798e5fad60), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1747950, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1748882, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55798e5fad60), n)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1756232)
   Call: (222) [system] peek_char((0x55798e5fad60), _1757166)
   Exit: (222) [system] peek_char((0x55798e5fad60), k)
^  Call: (222) [user] is_delimiter(k)
   Call: (223) [system] char_type(k, space)
   Fail: (223) [system] char_type(k, space)
   Call: (223) [system] arg(_1761886, v('(', ')', end_of_file), k)
   Fail: (223) [system] arg(_1762818, v('(', ')', end_of_file), k)
^  Fail: (222) [user] is_delimiter(k)
   Call: (222) [system] ')'==k
   Fail: (222) [system] ')'==k
   Call: (222) [system] get_char((0x55798e5fad60), k)
   Exit: (222) [system] get_char((0x55798e5fad60), k)
   Call: (222) [system] k=(\)
   Fail: (222) [system] k=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1770168)
   Call: (223) [system] peek_char((0x55798e5fad60), _1771102)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _1770168=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (222) [system] _1756232=[k]
   Exit: (222) [system] [k]=[k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (221) [system] _1742296=[n, k]
   Exit: (221) [system] [n, k]=[n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (220) [system] _1728360=[i, n, k]
   Exit: (220) [system] [i, n, k]=[i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (219) [system] _1714424=['L', i, n, k]
   Exit: (219) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (218) [system] _1700488=[r, 'L', i, n, k]
   Exit: (218) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (217) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1666834)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1794382, _1794384), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1666834), _1794358, fail)), '$restore_trace'(_1794382, _1794384))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1794382, _1794384))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1666834), _1794358, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1666834)
   Fail: (218) [system] atomic(_1666834)
   Call: (218) [system] atom_chars(_1666834, ['O', r, 'L', i, n, k])
   Exit: (218) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (217) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _1803758)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1805616)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _1813354)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1816058)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1831136)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _1836706)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1838564)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _1852718)
   Exit: (217) [system] get_char((0x55798e5fad60), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1836706)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1858288)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'I')
   Call: (219) [system] 'I'=(;)
   Fail: (219) [system] 'I'=(;)
^  Call: (219) [user] is_like_space('I')
   Call: (220) [system] char_type('I', 'white')
   Fail: (220) [system] char_type('I', 'white')
   Call: (220) [system] char_type('I', end_of_line)
   Fail: (220) [system] char_type('I', end_of_line)
   Call: (220) [system] char_type('I', space)
   Fail: (220) [system] char_type('I', space)
   Call: (220) [system] char_type('I', cntrl)
   Fail: (220) [system] char_type('I', cntrl)
^  Fail: (219) [user] is_like_space('I')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1872442)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'I')
   Call: (218) [system] 'I'=')'
   Fail: (218) [system] 'I'=')'
   Call: (218) [system] 'I'=end_of_file
   Fail: (218) [system] 'I'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1878012)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1879870)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'I')
   Call: (220) [system] 'I'=(;)
   Fail: (220) [system] 'I'=(;)
^  Call: (220) [user] is_like_space('I')
   Call: (221) [system] char_type('I', 'white')
   Fail: (221) [system] char_type('I', 'white')
   Call: (221) [system] char_type('I', end_of_line)
   Fail: (221) [system] char_type('I', end_of_line)
   Call: (221) [system] char_type('I', space)
   Fail: (221) [system] char_type('I', space)
   Call: (221) [system] char_type('I', cntrl)
   Fail: (221) [system] char_type('I', cntrl)
^  Fail: (220) [user] is_like_space('I')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1894024)
   Exit: (219) [system] get_char((0x55798e5fad60), 'I')
   Call: (219) [system] 'I'='('
   Fail: (219) [system] 'I'='('
   Call: (219) [system] 'I'='['
   Fail: (219) [system] 'I'='['
   Call: (219) [system] 'I'='{'
   Fail: (219) [system] 'I'='{'
   Call: (219) [system] 'I'='"'
   Fail: (219) [system] 'I'='"'
   Call: (219) [system] 'I'=!
   Fail: (219) [system] 'I'=!
   Call: (219) [system] 'I'='\''
   Fail: (219) [system] 'I'='\''
   Call: (219) [system] 'I'='`'
   Fail: (219) [system] 'I'='`'
   Call: (219) [system] 'I'=end_of_file
   Fail: (219) [system] 'I'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1878012)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1911666)
   Call: (221) [system] peek_char((0x55798e5fad60), _1912600)
   Exit: (221) [system] peek_char((0x55798e5fad60), m)
^  Call: (221) [user] is_delimiter(m)
   Call: (222) [system] char_type(m, space)
   Fail: (222) [system] char_type(m, space)
   Call: (222) [system] arg(_1917320, v('(', ')', end_of_file), m)
   Fail: (222) [system] arg(_1918252, v('(', ')', end_of_file), m)
^  Fail: (221) [user] is_delimiter(m)
   Call: (221) [system] ')'==m
   Fail: (221) [system] ')'==m
   Call: (221) [system] get_char((0x55798e5fad60), m)
   Exit: (221) [system] get_char((0x55798e5fad60), m)
   Call: (221) [system] m=(\)
   Fail: (221) [system] m=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1925602)
   Call: (222) [system] peek_char((0x55798e5fad60), _1926536)
   Exit: (222) [system] peek_char((0x55798e5fad60), p)
^  Call: (222) [user] is_delimiter(p)
   Call: (223) [system] char_type(p, space)
   Fail: (223) [system] char_type(p, space)
   Call: (223) [system] arg(_1931256, v('(', ')', end_of_file), p)
   Fail: (223) [system] arg(_1932188, v('(', ')', end_of_file), p)
^  Fail: (222) [user] is_delimiter(p)
   Call: (222) [system] ')'==p
   Fail: (222) [system] ')'==p
   Call: (222) [system] get_char((0x55798e5fad60), p)
   Exit: (222) [system] get_char((0x55798e5fad60), p)
   Call: (222) [system] p=(\)
   Fail: (222) [system] p=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1939538)
   Call: (223) [system] peek_char((0x55798e5fad60), _1940472)
   Exit: (223) [system] peek_char((0x55798e5fad60), l)
^  Call: (223) [user] is_delimiter(l)
   Call: (224) [system] char_type(l, space)
   Fail: (224) [system] char_type(l, space)
   Call: (224) [system] arg(_1945192, v('(', ')', end_of_file), l)
   Fail: (224) [system] arg(_1946124, v('(', ')', end_of_file), l)
^  Fail: (223) [user] is_delimiter(l)
   Call: (223) [system] ')'==l
   Fail: (223) [system] ')'==l
   Call: (223) [system] get_char((0x55798e5fad60), l)
   Exit: (223) [system] get_char((0x55798e5fad60), l)
   Call: (223) [system] l=(\)
   Fail: (223) [system] l=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1953474)
   Call: (224) [system] peek_char((0x55798e5fad60), _1954408)
   Exit: (224) [system] peek_char((0x55798e5fad60), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_1959128, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_1960060, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55798e5fad60), i)
   Exit: (224) [system] get_char((0x55798e5fad60), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1967410)
   Call: (225) [system] peek_char((0x55798e5fad60), _1968344)
   Exit: (225) [system] peek_char((0x55798e5fad60), c)
^  Call: (225) [user] is_delimiter(c)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] arg(_1973064, v('(', ')', end_of_file), c)
   Fail: (226) [system] arg(_1973996, v('(', ')', end_of_file), c)
^  Fail: (225) [user] is_delimiter(c)
   Call: (225) [system] ')'==c
   Fail: (225) [system] ')'==c
   Call: (225) [system] get_char((0x55798e5fad60), c)
   Exit: (225) [system] get_char((0x55798e5fad60), c)
   Call: (225) [system] c=(\)
   Fail: (225) [system] c=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1981346)
   Call: (226) [system] peek_char((0x55798e5fad60), _1982280)
   Exit: (226) [system] peek_char((0x55798e5fad60), a)
^  Call: (226) [user] is_delimiter(a)
   Call: (227) [system] char_type(a, space)
   Fail: (227) [system] char_type(a, space)
   Call: (227) [system] arg(_1987000, v('(', ')', end_of_file), a)
   Fail: (227) [system] arg(_1987932, v('(', ')', end_of_file), a)
^  Fail: (226) [user] is_delimiter(a)
   Call: (226) [system] ')'==a
   Fail: (226) [system] ')'==a
   Call: (226) [system] get_char((0x55798e5fad60), a)
   Exit: (226) [system] get_char((0x55798e5fad60), a)
   Call: (226) [system] a=(\)
   Fail: (226) [system] a=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1995282)
   Call: (227) [system] peek_char((0x55798e5fad60), _1996216)
   Exit: (227) [system] peek_char((0x55798e5fad60), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_2000936, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_2001868, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55798e5fad60), t)
   Exit: (227) [system] get_char((0x55798e5fad60), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _2009218)
   Call: (228) [system] peek_char((0x55798e5fad60), _2010152)
   Exit: (228) [system] peek_char((0x55798e5fad60), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_2014872, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_2015804, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55798e5fad60), i)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _2023154)
   Call: (229) [system] peek_char((0x55798e5fad60), _2024088)
   Exit: (229) [system] peek_char((0x55798e5fad60), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_2028808, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_2029740, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55798e5fad60), o)
   Exit: (229) [system] get_char((0x55798e5fad60), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _2037090)
   Call: (230) [system] peek_char((0x55798e5fad60), _2038024)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_2042744, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_2043676, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _2051026)
   Call: (231) [system] peek_char((0x55798e5fad60), _2051960)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _2051026=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (230) [system] _2037090=[n]
   Exit: (230) [system] [n]=[n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (229) [system] _2023154=[o, n]
   Exit: (229) [system] [o, n]=[o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (228) [system] _2009218=[i, o, n]
   Exit: (228) [system] [i, o, n]=[i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (227) [system] _1995282=[t, i, o, n]
   Exit: (227) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (226) [system] _1981346=[a, t, i, o, n]
   Exit: (226) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (225) [system] _1967410=[c, a, t, i, o, n]
   Exit: (225) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (224) [system] _1953474=[i, c, a, t, i, o, n]
   Exit: (224) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (223) [system] _1939538=[l, i, c, a, t, i, o, n]
   Exit: (223) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (222) [system] _1925602=[p, l, i, c, a, t, i, o, n]
   Exit: (222) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (221) [system] _1911666=[m, p, l, i, c, a, t, i, o, n]
   Exit: (221) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (220) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1878012)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_2089210, _2089212), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1878012), _2089186, fail)), '$restore_trace'(_2089210, _2089212))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_2089210, _2089212))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1878012), _2089186, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_1878012)
   Fail: (221) [system] atomic(_1878012)
   Call: (221) [system] atom_chars(_1878012, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (221) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (220) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _6398)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _8256)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _15994)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _18698)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _33776)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _39346)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _41204)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _55358)
   Exit: (220) [system] get_char((0x55798e5fad60), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _39346)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _60928)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=(;)
   Fail: (222) [system] 'A'=(;)
^  Call: (222) [user] is_like_space('A')
   Call: (223) [system] char_type('A', 'white')
   Fail: (223) [system] char_type('A', 'white')
   Call: (223) [system] char_type('A', end_of_line)
   Fail: (223) [system] char_type('A', end_of_line)
   Call: (223) [system] char_type('A', space)
   Fail: (223) [system] char_type('A', space)
   Call: (223) [system] char_type('A', cntrl)
   Fail: (223) [system] char_type('A', cntrl)
^  Fail: (222) [user] is_like_space('A')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _75082)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'=')'
   Fail: (221) [system] 'A'=')'
   Call: (221) [system] 'A'=end_of_file
   Fail: (221) [system] 'A'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _80652)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _82510)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'=(;)
   Fail: (223) [system] 'A'=(;)
^  Call: (223) [user] is_like_space('A')
   Call: (224) [system] char_type('A', 'white')
   Fail: (224) [system] char_type('A', 'white')
   Call: (224) [system] char_type('A', end_of_line)
   Fail: (224) [system] char_type('A', end_of_line)
   Call: (224) [system] char_type('A', space)
   Fail: (224) [system] char_type('A', space)
   Call: (224) [system] char_type('A', cntrl)
   Fail: (224) [system] char_type('A', cntrl)
^  Fail: (223) [user] is_like_space('A')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _96664)
   Exit: (222) [system] get_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'='('
   Fail: (222) [system] 'A'='('
   Call: (222) [system] 'A'='['
   Fail: (222) [system] 'A'='['
   Call: (222) [system] 'A'='{'
   Fail: (222) [system] 'A'='{'
   Call: (222) [system] 'A'='"'
   Fail: (222) [system] 'A'='"'
   Call: (222) [system] 'A'=!
   Fail: (222) [system] 'A'=!
   Call: (222) [system] 'A'='\''
   Fail: (222) [system] 'A'='\''
   Call: (222) [system] 'A'='`'
   Fail: (222) [system] 'A'='`'
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'A', _80652)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _114306)
   Call: (224) [system] peek_char((0x55798e5fad60), _115240)
   Exit: (224) [system] peek_char((0x55798e5fad60), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_119960, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_120892, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55798e5fad60), n)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _128242)
   Call: (225) [system] peek_char((0x55798e5fad60), _129176)
   Exit: (225) [system] peek_char((0x55798e5fad60), d)
^  Call: (225) [user] is_delimiter(d)
   Call: (226) [system] char_type(d, space)
   Fail: (226) [system] char_type(d, space)
   Call: (226) [system] arg(_133896, v('(', ')', end_of_file), d)
   Fail: (226) [system] arg(_134828, v('(', ')', end_of_file), d)
^  Fail: (225) [user] is_delimiter(d)
   Call: (225) [system] ')'==d
   Fail: (225) [system] ')'==d
   Call: (225) [system] get_char((0x55798e5fad60), d)
   Exit: (225) [system] get_char((0x55798e5fad60), d)
   Call: (225) [system] d=(\)
   Fail: (225) [system] d=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _142178)
   Call: (226) [system] peek_char((0x55798e5fad60), _143112)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (226) [user] is_delimiter('L')
   Call: (227) [system] char_type('L', space)
   Fail: (227) [system] char_type('L', space)
   Call: (227) [system] arg(_147832, v('(', ')', end_of_file), 'L')
   Fail: (227) [system] arg(_148764, v('(', ')', end_of_file), 'L')
^  Fail: (226) [user] is_delimiter('L')
   Call: (226) [system] ')'=='L'
   Fail: (226) [system] ')'=='L'
   Call: (226) [system] get_char((0x55798e5fad60), 'L')
   Exit: (226) [system] get_char((0x55798e5fad60), 'L')
   Call: (226) [system] 'L'=(\)
   Fail: (226) [system] 'L'=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _156114)
   Call: (227) [system] peek_char((0x55798e5fad60), _157048)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_161768, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_162700, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _170050)
   Call: (228) [system] peek_char((0x55798e5fad60), _170984)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_175704, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_176636, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _183986)
   Call: (229) [system] peek_char((0x55798e5fad60), _184920)
   Exit: (229) [system] peek_char((0x55798e5fad60), k)
^  Call: (229) [user] is_delimiter(k)
   Call: (230) [system] char_type(k, space)
   Fail: (230) [system] char_type(k, space)
   Call: (230) [system] arg(_189640, v('(', ')', end_of_file), k)
   Fail: (230) [system] arg(_190572, v('(', ')', end_of_file), k)
^  Fail: (229) [user] is_delimiter(k)
   Call: (229) [system] ')'==k
   Fail: (229) [system] ')'==k
   Call: (229) [system] get_char((0x55798e5fad60), k)
   Exit: (229) [system] get_char((0x55798e5fad60), k)
   Call: (229) [system] k=(\)
   Fail: (229) [system] k=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _197922)
   Call: (230) [system] peek_char((0x55798e5fad60), _198856)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _197922=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (229) [system] _183986=[k]
   Exit: (229) [system] [k]=[k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (228) [system] _170050=[n, k]
   Exit: (228) [system] [n, k]=[n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (227) [system] _156114=[i, n, k]
   Exit: (227) [system] [i, n, k]=[i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (226) [system] _142178=['L', i, n, k]
   Exit: (226) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (225) [system] _128242=[d, 'L', i, n, k]
   Exit: (225) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (224) [system] _114306=[n, d, 'L', i, n, k]
   Exit: (224) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (223) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _80652)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_224930, _224932), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _80652), _224906, fail)), '$restore_trace'(_224930, _224932))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_224930, _224932))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _80652), _224906, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_80652)
   Fail: (224) [system] atomic(_80652)
   Call: (224) [system] atom_chars(_80652, ['A', n, d, 'L', i, n, k])
   Exit: (224) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (223) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _234306)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _236164)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _243902)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _246606)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _261684)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=')'
   Fail: (222) [system] 'A'=')'
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _267254)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _269112)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _283266)
   Exit: (223) [system] get_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'='('
   Fail: (223) [system] 'A'='('
   Call: (223) [system] 'A'='['
   Fail: (223) [system] 'A'='['
   Call: (223) [system] 'A'='{'
   Fail: (223) [system] 'A'='{'
   Call: (223) [system] 'A'='"'
   Fail: (223) [system] 'A'='"'
   Call: (223) [system] 'A'=!
   Fail: (223) [system] 'A'=!
   Call: (223) [system] 'A'='\''
   Fail: (223) [system] 'A'='\''
   Call: (223) [system] 'A'='`'
   Fail: (223) [system] 'A'='`'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'A', _267254)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _300908)
   Call: (225) [system] peek_char((0x55798e5fad60), _301842)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _300908=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (224) [user] classify_and_convert_charseq('A', [], _267254)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_311152, _311154), once(user:catch(read_from_chars(['A'], _267254), _311128, fail)), '$restore_trace'(_311152, _311154))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_311152, _311154))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _267254), _311128, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_267254)
   Fail: (225) [system] atomic(_267254)
   Call: (225) [system] atom_chars(_267254, ['A'])
   Exit: (225) [system] atom_chars('A', ['A'])
^  Exit: (224) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _320528)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _322386)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _330124)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _332828)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'B')
   Call: (225) [system] 'B'=(;)
   Fail: (225) [system] 'B'=(;)
^  Call: (225) [user] is_like_space('B')
   Call: (226) [system] char_type('B', 'white')
   Fail: (226) [system] char_type('B', 'white')
   Call: (226) [system] char_type('B', end_of_line)
   Fail: (226) [system] char_type('B', end_of_line)
   Call: (226) [system] char_type('B', space)
   Fail: (226) [system] char_type('B', space)
   Call: (226) [system] char_type('B', cntrl)
   Fail: (226) [system] char_type('B', cntrl)
^  Fail: (225) [user] is_like_space('B')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _347906)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'B')
   Call: (223) [system] 'B'=')'
   Fail: (223) [system] 'B'=')'
   Call: (223) [system] 'B'=end_of_file
   Fail: (223) [system] 'B'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _353476)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _355334)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'B')
   Call: (225) [system] 'B'=(;)
   Fail: (225) [system] 'B'=(;)
^  Call: (225) [user] is_like_space('B')
   Call: (226) [system] char_type('B', 'white')
   Fail: (226) [system] char_type('B', 'white')
   Call: (226) [system] char_type('B', end_of_line)
   Fail: (226) [system] char_type('B', end_of_line)
   Call: (226) [system] char_type('B', space)
   Fail: (226) [system] char_type('B', space)
   Call: (226) [system] char_type('B', cntrl)
   Fail: (226) [system] char_type('B', cntrl)
^  Fail: (225) [user] is_like_space('B')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _369488)
   Exit: (224) [system] get_char((0x55798e5fad60), 'B')
   Call: (224) [system] 'B'='('
   Fail: (224) [system] 'B'='('
   Call: (224) [system] 'B'='['
   Fail: (224) [system] 'B'='['
   Call: (224) [system] 'B'='{'
   Fail: (224) [system] 'B'='{'
   Call: (224) [system] 'B'='"'
   Fail: (224) [system] 'B'='"'
   Call: (224) [system] 'B'=!
   Fail: (224) [system] 'B'=!
   Call: (224) [system] 'B'='\''
   Fail: (224) [system] 'B'='\''
   Call: (224) [system] 'B'='`'
   Fail: (224) [system] 'B'='`'
   Call: (224) [system] 'B'=end_of_file
   Fail: (224) [system] 'B'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'B', _353476)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _387130)
   Call: (226) [system] peek_char((0x55798e5fad60), _388064)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
^  Call: (226) [user] is_delimiter(')')
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] arg(_392784, v('(', ')', end_of_file), ')')
   Exit: (227) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (226) [user] is_delimiter(')')
   Call: (226) [system] _387130=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (225) [user] classify_and_convert_charseq('B', [], _353476)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_399246, _399248), once(user:catch(read_from_chars(['B'], _353476), _399222, fail)), '$restore_trace'(_399246, _399248))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_399246, _399248))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _353476), _399222, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_353476)
   Fail: (226) [system] atomic(_353476)
   Call: (226) [system] atom_chars(_353476, ['B'])
   Exit: (226) [system] atom_chars('B', ['B'])
^  Exit: (225) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _408622)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _410480)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _424634)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55798e5fad60), _428424)
   Exit: (224) [system] get_char((0x55798e5fad60), ')')
   Call: (224) [system] _408622=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [])
   Call: (223) [system] _320528=['B']
   Exit: (223) [system] ['B']=['B']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (222) [system] _234306=['A', 'B']
   Exit: (222) [system] ['A', 'B']=['A', 'B']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (221) [system] _39346=['AndLink', 'A', 'B']
   Exit: (221) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _442306)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _444164)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _451902)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _454606)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'C')
   Call: (222) [system] 'C'=(;)
   Fail: (222) [system] 'C'=(;)
^  Call: (222) [user] is_like_space('C')
   Call: (223) [system] char_type('C', 'white')
   Fail: (223) [system] char_type('C', 'white')
   Call: (223) [system] char_type('C', end_of_line)
   Fail: (223) [system] char_type('C', end_of_line)
   Call: (223) [system] char_type('C', space)
   Fail: (223) [system] char_type('C', space)
   Call: (223) [system] char_type('C', cntrl)
   Fail: (223) [system] char_type('C', cntrl)
^  Fail: (222) [user] is_like_space('C')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _469684)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'C')
   Call: (220) [system] 'C'=')'
   Fail: (220) [system] 'C'=')'
   Call: (220) [system] 'C'=end_of_file
   Fail: (220) [system] 'C'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _475254)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _477112)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'C')
   Call: (222) [system] 'C'=(;)
   Fail: (222) [system] 'C'=(;)
^  Call: (222) [user] is_like_space('C')
   Call: (223) [system] char_type('C', 'white')
   Fail: (223) [system] char_type('C', 'white')
   Call: (223) [system] char_type('C', end_of_line)
   Fail: (223) [system] char_type('C', end_of_line)
   Call: (223) [system] char_type('C', space)
   Fail: (223) [system] char_type('C', space)
   Call: (223) [system] char_type('C', cntrl)
   Fail: (223) [system] char_type('C', cntrl)
^  Fail: (222) [user] is_like_space('C')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _491266)
   Exit: (221) [system] get_char((0x55798e5fad60), 'C')
   Call: (221) [system] 'C'='('
   Fail: (221) [system] 'C'='('
   Call: (221) [system] 'C'='['
   Fail: (221) [system] 'C'='['
   Call: (221) [system] 'C'='{'
   Fail: (221) [system] 'C'='{'
   Call: (221) [system] 'C'='"'
   Fail: (221) [system] 'C'='"'
   Call: (221) [system] 'C'=!
   Fail: (221) [system] 'C'=!
   Call: (221) [system] 'C'='\''
   Fail: (221) [system] 'C'='\''
   Call: (221) [system] 'C'='`'
   Fail: (221) [system] 'C'='`'
   Call: (221) [system] 'C'=end_of_file
   Fail: (221) [system] 'C'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'C', _475254)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _508908)
   Call: (223) [system] peek_char((0x55798e5fad60), _509842)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
^  Call: (223) [user] is_delimiter(')')
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] arg(_514562, v('(', ')', end_of_file), ')')
   Exit: (224) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (223) [user] is_delimiter(')')
   Call: (223) [system] _508908=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (222) [user] classify_and_convert_charseq('C', [], _475254)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_521024, _521026), once(user:catch(read_from_chars(['C'], _475254), _521000, fail)), '$restore_trace'(_521024, _521026))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_521024, _521026))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _475254), _521000, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_475254)
   Fail: (223) [system] atomic(_475254)
   Call: (223) [system] atom_chars(_475254, ['C'])
   Exit: (223) [system] atom_chars('C', ['C'])
^  Exit: (222) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _530400)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _532258)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _546412)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55798e5fad60), _550202)
   Exit: (221) [system] get_char((0x55798e5fad60), ')')
   Call: (221) [system] _530400=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [])
   Call: (220) [system] _442306=['C']
   Exit: (220) [system] ['C']=['C']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (219) [system] _6398=[['AndLink', 'A', 'B'], 'C']
   Exit: (219) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (218) [system] _4604=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (218) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _564084)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _565942)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _573680)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _576384)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _591462)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _597032)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _598890)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _613044)
   Exit: (218) [system] get_char((0x55798e5fad60), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _597032)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _618614)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'I')
   Call: (220) [system] 'I'=(;)
   Fail: (220) [system] 'I'=(;)
^  Call: (220) [user] is_like_space('I')
   Call: (221) [system] char_type('I', 'white')
   Fail: (221) [system] char_type('I', 'white')
   Call: (221) [system] char_type('I', end_of_line)
   Fail: (221) [system] char_type('I', end_of_line)
   Call: (221) [system] char_type('I', space)
   Fail: (221) [system] char_type('I', space)
   Call: (221) [system] char_type('I', cntrl)
   Fail: (221) [system] char_type('I', cntrl)
^  Fail: (220) [user] is_like_space('I')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _632768)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'I')
   Call: (219) [system] 'I'=')'
   Fail: (219) [system] 'I'=')'
   Call: (219) [system] 'I'=end_of_file
   Fail: (219) [system] 'I'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _638338)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _640196)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'I')
   Call: (221) [system] 'I'=(;)
   Fail: (221) [system] 'I'=(;)
^  Call: (221) [user] is_like_space('I')
   Call: (222) [system] char_type('I', 'white')
   Fail: (222) [system] char_type('I', 'white')
   Call: (222) [system] char_type('I', end_of_line)
   Fail: (222) [system] char_type('I', end_of_line)
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] char_type('I', cntrl)
   Fail: (222) [system] char_type('I', cntrl)
^  Fail: (221) [user] is_like_space('I')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _654350)
   Exit: (220) [system] get_char((0x55798e5fad60), 'I')
   Call: (220) [system] 'I'='('
   Fail: (220) [system] 'I'='('
   Call: (220) [system] 'I'='['
   Fail: (220) [system] 'I'='['
   Call: (220) [system] 'I'='{'
   Fail: (220) [system] 'I'='{'
   Call: (220) [system] 'I'='"'
   Fail: (220) [system] 'I'='"'
   Call: (220) [system] 'I'=!
   Fail: (220) [system] 'I'=!
   Call: (220) [system] 'I'='\''
   Fail: (220) [system] 'I'='\''
   Call: (220) [system] 'I'='`'
   Fail: (220) [system] 'I'='`'
   Call: (220) [system] 'I'=end_of_file
   Fail: (220) [system] 'I'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'I', _638338)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _671992)
   Call: (222) [system] peek_char((0x55798e5fad60), _672926)
   Exit: (222) [system] peek_char((0x55798e5fad60), m)
^  Call: (222) [user] is_delimiter(m)
   Call: (223) [system] char_type(m, space)
   Fail: (223) [system] char_type(m, space)
   Call: (223) [system] arg(_677646, v('(', ')', end_of_file), m)
   Fail: (223) [system] arg(_678578, v('(', ')', end_of_file), m)
^  Fail: (222) [user] is_delimiter(m)
   Call: (222) [system] ')'==m
   Fail: (222) [system] ')'==m
   Call: (222) [system] get_char((0x55798e5fad60), m)
   Exit: (222) [system] get_char((0x55798e5fad60), m)
   Call: (222) [system] m=(\)
   Fail: (222) [system] m=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _685928)
   Call: (223) [system] peek_char((0x55798e5fad60), _686862)
   Exit: (223) [system] peek_char((0x55798e5fad60), p)
^  Call: (223) [user] is_delimiter(p)
   Call: (224) [system] char_type(p, space)
   Fail: (224) [system] char_type(p, space)
   Call: (224) [system] arg(_691582, v('(', ')', end_of_file), p)
   Fail: (224) [system] arg(_692514, v('(', ')', end_of_file), p)
^  Fail: (223) [user] is_delimiter(p)
   Call: (223) [system] ')'==p
   Fail: (223) [system] ')'==p
   Call: (223) [system] get_char((0x55798e5fad60), p)
   Exit: (223) [system] get_char((0x55798e5fad60), p)
   Call: (223) [system] p=(\)
   Fail: (223) [system] p=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _699864)
   Call: (224) [system] peek_char((0x55798e5fad60), _700798)
   Exit: (224) [system] peek_char((0x55798e5fad60), l)
^  Call: (224) [user] is_delimiter(l)
   Call: (225) [system] char_type(l, space)
   Fail: (225) [system] char_type(l, space)
   Call: (225) [system] arg(_705518, v('(', ')', end_of_file), l)
   Fail: (225) [system] arg(_706450, v('(', ')', end_of_file), l)
^  Fail: (224) [user] is_delimiter(l)
   Call: (224) [system] ')'==l
   Fail: (224) [system] ')'==l
   Call: (224) [system] get_char((0x55798e5fad60), l)
   Exit: (224) [system] get_char((0x55798e5fad60), l)
   Call: (224) [system] l=(\)
   Fail: (224) [system] l=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _713800)
   Call: (225) [system] peek_char((0x55798e5fad60), _714734)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_719454, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_720386, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _727736)
   Call: (226) [system] peek_char((0x55798e5fad60), _728670)
   Exit: (226) [system] peek_char((0x55798e5fad60), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_733390, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_734322, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55798e5fad60), c)
   Exit: (226) [system] get_char((0x55798e5fad60), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _741672)
   Call: (227) [system] peek_char((0x55798e5fad60), _742606)
   Exit: (227) [system] peek_char((0x55798e5fad60), a)
^  Call: (227) [user] is_delimiter(a)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] arg(_747326, v('(', ')', end_of_file), a)
   Fail: (228) [system] arg(_748258, v('(', ')', end_of_file), a)
^  Fail: (227) [user] is_delimiter(a)
   Call: (227) [system] ')'==a
   Fail: (227) [system] ')'==a
   Call: (227) [system] get_char((0x55798e5fad60), a)
   Exit: (227) [system] get_char((0x55798e5fad60), a)
   Call: (227) [system] a=(\)
   Fail: (227) [system] a=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _755608)
   Call: (228) [system] peek_char((0x55798e5fad60), _756542)
   Exit: (228) [system] peek_char((0x55798e5fad60), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_761262, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_762194, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55798e5fad60), t)
   Exit: (228) [system] get_char((0x55798e5fad60), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _769544)
   Call: (229) [system] peek_char((0x55798e5fad60), _770478)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_775198, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_776130, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _783480)
   Call: (230) [system] peek_char((0x55798e5fad60), _784414)
   Exit: (230) [system] peek_char((0x55798e5fad60), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_789134, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_790066, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55798e5fad60), o)
   Exit: (230) [system] get_char((0x55798e5fad60), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _797416)
   Call: (231) [system] peek_char((0x55798e5fad60), _798350)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_803070, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_804002, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _811352)
   Call: (232) [system] peek_char((0x55798e5fad60), _812286)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _811352=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (231) [system] _797416=[n]
   Exit: (231) [system] [n]=[n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (230) [system] _783480=[o, n]
   Exit: (230) [system] [o, n]=[o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (229) [system] _769544=[i, o, n]
   Exit: (229) [system] [i, o, n]=[i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (228) [system] _755608=[t, i, o, n]
   Exit: (228) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (227) [system] _741672=[a, t, i, o, n]
   Exit: (227) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (226) [system] _727736=[c, a, t, i, o, n]
   Exit: (226) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (225) [system] _713800=[i, c, a, t, i, o, n]
   Exit: (225) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (224) [system] _699864=[l, i, c, a, t, i, o, n]
   Exit: (224) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (223) [system] _685928=[p, l, i, c, a, t, i, o, n]
   Exit: (223) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (222) [system] _671992=[m, p, l, i, c, a, t, i, o, n]
   Exit: (222) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (221) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _638338)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_849536, _849538), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _638338), _849512, fail)), '$restore_trace'(_849536, _849538))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_849536, _849538))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _638338), _849512, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_638338)
   Fail: (222) [system] atomic(_638338)
   Call: (222) [system] atom_chars(_638338, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (222) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (221) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _858912)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _860770)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _868508)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _871212)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _886290)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _891860)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _893718)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _907872)
   Exit: (221) [system] get_char((0x55798e5fad60), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _891860)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _913442)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'O')
   Call: (223) [system] 'O'=(;)
   Fail: (223) [system] 'O'=(;)
^  Call: (223) [user] is_like_space('O')
   Call: (224) [system] char_type('O', 'white')
   Fail: (224) [system] char_type('O', 'white')
   Call: (224) [system] char_type('O', end_of_line)
   Fail: (224) [system] char_type('O', end_of_line)
   Call: (224) [system] char_type('O', space)
   Fail: (224) [system] char_type('O', space)
   Call: (224) [system] char_type('O', cntrl)
   Fail: (224) [system] char_type('O', cntrl)
^  Fail: (223) [user] is_like_space('O')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _927596)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'O')
   Call: (222) [system] 'O'=')'
   Fail: (222) [system] 'O'=')'
   Call: (222) [system] 'O'=end_of_file
   Fail: (222) [system] 'O'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _933166)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _935024)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'O')
   Call: (224) [system] 'O'=(;)
   Fail: (224) [system] 'O'=(;)
^  Call: (224) [user] is_like_space('O')
   Call: (225) [system] char_type('O', 'white')
   Fail: (225) [system] char_type('O', 'white')
   Call: (225) [system] char_type('O', end_of_line)
   Fail: (225) [system] char_type('O', end_of_line)
   Call: (225) [system] char_type('O', space)
   Fail: (225) [system] char_type('O', space)
   Call: (225) [system] char_type('O', cntrl)
   Fail: (225) [system] char_type('O', cntrl)
^  Fail: (224) [user] is_like_space('O')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _949178)
   Exit: (223) [system] get_char((0x55798e5fad60), 'O')
   Call: (223) [system] 'O'='('
   Fail: (223) [system] 'O'='('
   Call: (223) [system] 'O'='['
   Fail: (223) [system] 'O'='['
   Call: (223) [system] 'O'='{'
   Fail: (223) [system] 'O'='{'
   Call: (223) [system] 'O'='"'
   Fail: (223) [system] 'O'='"'
   Call: (223) [system] 'O'=!
   Fail: (223) [system] 'O'=!
   Call: (223) [system] 'O'='\''
   Fail: (223) [system] 'O'='\''
   Call: (223) [system] 'O'='`'
   Fail: (223) [system] 'O'='`'
   Call: (223) [system] 'O'=end_of_file
   Fail: (223) [system] 'O'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'O', _933166)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _966820)
   Call: (225) [system] peek_char((0x55798e5fad60), _967754)
   Exit: (225) [system] peek_char((0x55798e5fad60), r)
^  Call: (225) [user] is_delimiter(r)
   Call: (226) [system] char_type(r, space)
   Fail: (226) [system] char_type(r, space)
   Call: (226) [system] arg(_972474, v('(', ')', end_of_file), r)
   Fail: (226) [system] arg(_973406, v('(', ')', end_of_file), r)
^  Fail: (225) [user] is_delimiter(r)
   Call: (225) [system] ')'==r
   Fail: (225) [system] ')'==r
   Call: (225) [system] get_char((0x55798e5fad60), r)
   Exit: (225) [system] get_char((0x55798e5fad60), r)
   Call: (225) [system] r=(\)
   Fail: (225) [system] r=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _980756)
   Call: (226) [system] peek_char((0x55798e5fad60), _981690)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (226) [user] is_delimiter('L')
   Call: (227) [system] char_type('L', space)
   Fail: (227) [system] char_type('L', space)
   Call: (227) [system] arg(_986410, v('(', ')', end_of_file), 'L')
   Fail: (227) [system] arg(_987342, v('(', ')', end_of_file), 'L')
^  Fail: (226) [user] is_delimiter('L')
   Call: (226) [system] ')'=='L'
   Fail: (226) [system] ')'=='L'
   Call: (226) [system] get_char((0x55798e5fad60), 'L')
   Exit: (226) [system] get_char((0x55798e5fad60), 'L')
   Call: (226) [system] 'L'=(\)
   Fail: (226) [system] 'L'=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _994692)
   Call: (227) [system] peek_char((0x55798e5fad60), _995626)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_1000346, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_1001278, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1008628)
   Call: (228) [system] peek_char((0x55798e5fad60), _1009562)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_1014282, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_1015214, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1022564)
   Call: (229) [system] peek_char((0x55798e5fad60), _1023498)
   Exit: (229) [system] peek_char((0x55798e5fad60), k)
^  Call: (229) [user] is_delimiter(k)
   Call: (230) [system] char_type(k, space)
   Fail: (230) [system] char_type(k, space)
   Call: (230) [system] arg(_1028218, v('(', ')', end_of_file), k)
   Fail: (230) [system] arg(_1029150, v('(', ')', end_of_file), k)
^  Fail: (229) [user] is_delimiter(k)
   Call: (229) [system] ')'==k
   Fail: (229) [system] ')'==k
   Call: (229) [system] get_char((0x55798e5fad60), k)
   Exit: (229) [system] get_char((0x55798e5fad60), k)
   Call: (229) [system] k=(\)
   Fail: (229) [system] k=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1036500)
   Call: (230) [system] peek_char((0x55798e5fad60), _1037434)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _1036500=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (229) [system] _1022564=[k]
   Exit: (229) [system] [k]=[k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (228) [system] _1008628=[n, k]
   Exit: (228) [system] [n, k]=[n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (227) [system] _994692=[i, n, k]
   Exit: (227) [system] [i, n, k]=[i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (226) [system] _980756=['L', i, n, k]
   Exit: (226) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (225) [system] _966820=[r, 'L', i, n, k]
   Exit: (225) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (224) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _933166)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1060714, _1060716), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _933166), _1060690, fail)), '$restore_trace'(_1060714, _1060716))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1060714, _1060716))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _933166), _1060690, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_933166)
   Fail: (225) [system] atomic(_933166)
   Call: (225) [system] atom_chars(_933166, ['O', r, 'L', i, n, k])
   Exit: (225) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (224) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1070090)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1071948)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _1079686)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1082390)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'C')
   Call: (225) [system] 'C'=(;)
   Fail: (225) [system] 'C'=(;)
^  Call: (225) [user] is_like_space('C')
   Call: (226) [system] char_type('C', 'white')
   Fail: (226) [system] char_type('C', 'white')
   Call: (226) [system] char_type('C', end_of_line)
   Fail: (226) [system] char_type('C', end_of_line)
   Call: (226) [system] char_type('C', space)
   Fail: (226) [system] char_type('C', space)
   Call: (226) [system] char_type('C', cntrl)
   Fail: (226) [system] char_type('C', cntrl)
^  Fail: (225) [user] is_like_space('C')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1097468)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'C')
   Call: (223) [system] 'C'=')'
   Fail: (223) [system] 'C'=')'
   Call: (223) [system] 'C'=end_of_file
   Fail: (223) [system] 'C'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1103038)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1104896)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'C')
   Call: (225) [system] 'C'=(;)
   Fail: (225) [system] 'C'=(;)
^  Call: (225) [user] is_like_space('C')
   Call: (226) [system] char_type('C', 'white')
   Fail: (226) [system] char_type('C', 'white')
   Call: (226) [system] char_type('C', end_of_line)
   Fail: (226) [system] char_type('C', end_of_line)
   Call: (226) [system] char_type('C', space)
   Fail: (226) [system] char_type('C', space)
   Call: (226) [system] char_type('C', cntrl)
   Fail: (226) [system] char_type('C', cntrl)
^  Fail: (225) [user] is_like_space('C')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1119050)
   Exit: (224) [system] get_char((0x55798e5fad60), 'C')
   Call: (224) [system] 'C'='('
   Fail: (224) [system] 'C'='('
   Call: (224) [system] 'C'='['
   Fail: (224) [system] 'C'='['
   Call: (224) [system] 'C'='{'
   Fail: (224) [system] 'C'='{'
   Call: (224) [system] 'C'='"'
   Fail: (224) [system] 'C'='"'
   Call: (224) [system] 'C'=!
   Fail: (224) [system] 'C'=!
   Call: (224) [system] 'C'='\''
   Fail: (224) [system] 'C'='\''
   Call: (224) [system] 'C'='`'
   Fail: (224) [system] 'C'='`'
   Call: (224) [system] 'C'=end_of_file
   Fail: (224) [system] 'C'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1103038)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1136692)
   Call: (226) [system] peek_char((0x55798e5fad60), _1137626)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _1136692=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (225) [user] classify_and_convert_charseq('C', [], _1103038)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1146936, _1146938), once(user:catch(read_from_chars(['C'], _1103038), _1146912, fail)), '$restore_trace'(_1146936, _1146938))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1146936, _1146938))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1103038), _1146912, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_1103038)
   Fail: (226) [system] atomic(_1103038)
   Call: (226) [system] atom_chars(_1103038, ['C'])
   Exit: (226) [system] atom_chars('C', ['C'])
^  Exit: (225) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1156312)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1158170)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _1165908)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1168612)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'D')
   Call: (226) [system] 'D'=(;)
   Fail: (226) [system] 'D'=(;)
^  Call: (226) [user] is_like_space('D')
   Call: (227) [system] char_type('D', 'white')
   Fail: (227) [system] char_type('D', 'white')
   Call: (227) [system] char_type('D', end_of_line)
   Fail: (227) [system] char_type('D', end_of_line)
   Call: (227) [system] char_type('D', space)
   Fail: (227) [system] char_type('D', space)
   Call: (227) [system] char_type('D', cntrl)
   Fail: (227) [system] char_type('D', cntrl)
^  Fail: (226) [user] is_like_space('D')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1183690)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'D')
   Call: (224) [system] 'D'=')'
   Fail: (224) [system] 'D'=')'
   Call: (224) [system] 'D'=end_of_file
   Fail: (224) [system] 'D'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1189260)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1191118)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'D')
   Call: (226) [system] 'D'=(;)
   Fail: (226) [system] 'D'=(;)
^  Call: (226) [user] is_like_space('D')
   Call: (227) [system] char_type('D', 'white')
   Fail: (227) [system] char_type('D', 'white')
   Call: (227) [system] char_type('D', end_of_line)
   Fail: (227) [system] char_type('D', end_of_line)
   Call: (227) [system] char_type('D', space)
   Fail: (227) [system] char_type('D', space)
   Call: (227) [system] char_type('D', cntrl)
   Fail: (227) [system] char_type('D', cntrl)
^  Fail: (226) [user] is_like_space('D')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1205272)
   Exit: (225) [system] get_char((0x55798e5fad60), 'D')
   Call: (225) [system] 'D'='('
   Fail: (225) [system] 'D'='('
   Call: (225) [system] 'D'='['
   Fail: (225) [system] 'D'='['
   Call: (225) [system] 'D'='{'
   Fail: (225) [system] 'D'='{'
   Call: (225) [system] 'D'='"'
   Fail: (225) [system] 'D'='"'
   Call: (225) [system] 'D'=!
   Fail: (225) [system] 'D'=!
   Call: (225) [system] 'D'='\''
   Fail: (225) [system] 'D'='\''
   Call: (225) [system] 'D'='`'
   Fail: (225) [system] 'D'='`'
   Call: (225) [system] 'D'=end_of_file
   Fail: (225) [system] 'D'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1189260)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1222914)
   Call: (227) [system] peek_char((0x55798e5fad60), _1223848)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
^  Call: (227) [user] is_delimiter(')')
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] arg(_1228568, v('(', ')', end_of_file), ')')
   Exit: (228) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (227) [user] is_delimiter(')')
   Call: (227) [system] _1222914=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (226) [user] classify_and_convert_charseq('D', [], _1189260)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1235030, _1235032), once(user:catch(read_from_chars(['D'], _1189260), _1235006, fail)), '$restore_trace'(_1235030, _1235032))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1235030, _1235032))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1189260), _1235006, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1189260)
   Fail: (227) [system] atomic(_1189260)
   Call: (227) [system] atom_chars(_1189260, ['D'])
   Exit: (227) [system] atom_chars('D', ['D'])
^  Exit: (226) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1244406)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1246264)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1260418)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55798e5fad60), _1264208)
   Exit: (225) [system] get_char((0x55798e5fad60), ')')
   Call: (225) [system] _1244406=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [])
   Call: (224) [system] _1156312=['D']
   Exit: (224) [system] ['D']=['D']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (223) [system] _1070090=['C', 'D']
   Exit: (223) [system] ['C', 'D']=['C', 'D']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (222) [system] _891860=['OrLink', 'C', 'D']
   Exit: (222) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1278090)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1279948)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _1287686)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1290390)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'E')
   Call: (223) [system] 'E'=(;)
   Fail: (223) [system] 'E'=(;)
^  Call: (223) [user] is_like_space('E')
   Call: (224) [system] char_type('E', 'white')
   Fail: (224) [system] char_type('E', 'white')
   Call: (224) [system] char_type('E', end_of_line)
   Fail: (224) [system] char_type('E', end_of_line)
   Call: (224) [system] char_type('E', space)
   Fail: (224) [system] char_type('E', space)
   Call: (224) [system] char_type('E', cntrl)
   Fail: (224) [system] char_type('E', cntrl)
^  Fail: (223) [user] is_like_space('E')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1305468)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'E')
   Call: (221) [system] 'E'=')'
   Fail: (221) [system] 'E'=')'
   Call: (221) [system] 'E'=end_of_file
   Fail: (221) [system] 'E'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1311038)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1312896)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'E')
   Call: (223) [system] 'E'=(;)
   Fail: (223) [system] 'E'=(;)
^  Call: (223) [user] is_like_space('E')
   Call: (224) [system] char_type('E', 'white')
   Fail: (224) [system] char_type('E', 'white')
   Call: (224) [system] char_type('E', end_of_line)
   Fail: (224) [system] char_type('E', end_of_line)
   Call: (224) [system] char_type('E', space)
   Fail: (224) [system] char_type('E', space)
   Call: (224) [system] char_type('E', cntrl)
   Fail: (224) [system] char_type('E', cntrl)
^  Fail: (223) [user] is_like_space('E')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1327050)
   Exit: (222) [system] get_char((0x55798e5fad60), 'E')
   Call: (222) [system] 'E'='('
   Fail: (222) [system] 'E'='('
   Call: (222) [system] 'E'='['
   Fail: (222) [system] 'E'='['
   Call: (222) [system] 'E'='{'
   Fail: (222) [system] 'E'='{'
   Call: (222) [system] 'E'='"'
   Fail: (222) [system] 'E'='"'
   Call: (222) [system] 'E'=!
   Fail: (222) [system] 'E'=!
   Call: (222) [system] 'E'='\''
   Fail: (222) [system] 'E'='\''
   Call: (222) [system] 'E'='`'
   Fail: (222) [system] 'E'='`'
   Call: (222) [system] 'E'=end_of_file
   Fail: (222) [system] 'E'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'E', _1311038)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1344692)
   Call: (224) [system] peek_char((0x55798e5fad60), _1345626)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
^  Call: (224) [user] is_delimiter(')')
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] arg(_1350346, v('(', ')', end_of_file), ')')
   Exit: (225) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (224) [user] is_delimiter(')')
   Call: (224) [system] _1344692=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (223) [user] classify_and_convert_charseq('E', [], _1311038)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1356808, _1356810), once(user:catch(read_from_chars(['E'], _1311038), _1356784, fail)), '$restore_trace'(_1356808, _1356810))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1356808, _1356810))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1311038), _1356784, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_1311038)
   Fail: (224) [system] atomic(_1311038)
   Call: (224) [system] atom_chars(_1311038, ['E'])
   Exit: (224) [system] atom_chars('E', ['E'])
^  Exit: (223) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1366184)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1368042)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1382196)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55798e5fad60), _1385986)
   Exit: (222) [system] get_char((0x55798e5fad60), ')')
   Call: (222) [system] _1366184=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [])
   Call: (221) [system] _1278090=['E']
   Exit: (221) [system] ['E']=['E']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (220) [system] _858912=[['OrLink', 'C', 'D'], 'E']
   Exit: (220) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (219) [system] _597032=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (219) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1399868)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1401726)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1415880)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55798e5fad60), _1419670)
   Exit: (218) [system] get_char((0x55798e5fad60), ')')
   Call: (218) [system] _1399868=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [])
   Call: (217) [system] _564084=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (217) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (216) [system] _4600=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (216) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (215) [system] _4592=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (215) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1433552)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1435410)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1449564)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55798e5fad60), _1453354)
   Exit: (214) [system] get_char((0x55798e5fad60), ')')
   Call: (214) [system] _1433552=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [])
   Call: (213) [system] _4588=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (213) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (212) [system] _4546=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (212) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (211) [system] _4538=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (211) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1467236)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1469094)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=(;)
   Fail: (211) [system] ')'=(;)
^  Call: (211) [user] is_like_space(')')
   Call: (212) [system] char_type(')', 'white')
   Fail: (212) [system] char_type(')', 'white')
   Call: (212) [system] char_type(')', end_of_line)
   Fail: (212) [system] char_type(')', end_of_line)
   Call: (212) [system] char_type(')', space)
   Fail: (212) [system] char_type(')', space)
   Call: (212) [system] char_type(')', cntrl)
   Fail: (212) [system] char_type(')', cntrl)
^  Fail: (211) [user] is_like_space(')')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1483248)
   Exit: (210) [system] peek_char((0x55798e5fad60), ')')
   Call: (210) [system] ')'=')'
   Exit: (210) [system] ')'=')'
   Call: (210) [system] get_char((0x55798e5fad60), _1487038)
   Exit: (210) [system] get_char((0x55798e5fad60), ')')
   Call: (210) [system] _1467236=[]
   Exit: (210) [system] []=[]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [])
   Call: (209) [system] _4534=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (209) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (208) [system] _4492=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (208) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (207) [system] _4484=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (207) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (206) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (205) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Call: (205) [user] read_list(')', (0x55798e5fad60), _1500920)
^  Call: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1502778)
   Exit: (207) [system] peek_char((0x55798e5fad60), '\n')
   Call: (207) [system] '\n'=(;)
   Fail: (207) [system] '\n'=(;)
^  Call: (207) [user] is_like_space('\n')
   Call: (208) [system] char_type('\n', 'white')
   Fail: (208) [system] char_type('\n', 'white')
   Call: (208) [system] char_type('\n', end_of_line)
   Exit: (208) [system] char_type('\n', end_of_line)
^  Exit: (207) [user] is_like_space('\n')
   Call: (207) [system] get_char((0x55798e5fad60), _1512372)
   Exit: (207) [system] get_char((0x55798e5fad60), '\n')
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1515076)
   Exit: (208) [system] peek_char((0x55798e5fad60), ' ')
   Call: (208) [system] ' '=(;)
   Fail: (208) [system] ' '=(;)
^  Call: (208) [user] is_like_space(' ')
   Call: (209) [system] char_type(' ', 'white')
   Exit: (209) [system] char_type(' ', 'white')
^  Exit: (208) [user] is_like_space(' ')
   Call: (208) [system] get_char((0x55798e5fad60), _1522814)
   Exit: (208) [system] get_char((0x55798e5fad60), ' ')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1525518)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
^  Exit: (206) [user] skip_spaces((0x55798e5fad60))
   Call: (206) [system] peek_char((0x55798e5fad60), _1541520)
   Exit: (206) [system] peek_char((0x55798e5fad60), '(')
   Call: (206) [system] '('=')'
   Fail: (206) [system] '('=')'
   Call: (206) [system] '('=end_of_file
   Fail: (206) [system] '('=end_of_file
^  Call: (206) [user] cont_sexpr(')', (0x55798e5fad60), _1547090)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1548948)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=(;)
   Fail: (208) [system] '('=(;)
^  Call: (208) [user] is_like_space('(')
   Call: (209) [system] char_type('(', 'white')
   Fail: (209) [system] char_type('(', 'white')
   Call: (209) [system] char_type('(', end_of_line)
   Fail: (209) [system] char_type('(', end_of_line)
   Call: (209) [system] char_type('(', space)
   Fail: (209) [system] char_type('(', space)
   Call: (209) [system] char_type('(', cntrl)
   Fail: (209) [system] char_type('(', cntrl)
^  Fail: (208) [user] is_like_space('(')
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] get_char((0x55798e5fad60), _1563102)
   Exit: (207) [system] get_char((0x55798e5fad60), '(')
   Call: (207) [system] '('='('
   Exit: (207) [system] '('='('
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _1547090)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1568672)
   Exit: (209) [system] peek_char((0x55798e5fad60), :)
   Call: (209) [system] (:)=(;)
   Fail: (209) [system] (:)=(;)
^  Call: (209) [user] is_like_space(:)
   Call: (210) [system] char_type(:, 'white')
   Fail: (210) [system] char_type(:, 'white')
   Call: (210) [system] char_type(:, end_of_line)
   Fail: (210) [system] char_type(:, end_of_line)
   Call: (210) [system] char_type(:, space)
   Fail: (210) [system] char_type(:, space)
   Call: (210) [system] char_type(:, cntrl)
   Fail: (210) [system] char_type(:, cntrl)
^  Fail: (209) [user] is_like_space(:)
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1582826)
   Exit: (208) [system] peek_char((0x55798e5fad60), :)
   Call: (208) [system] (:)=')'
   Fail: (208) [system] (:)=')'
   Call: (208) [system] (:)=end_of_file
   Fail: (208) [system] (:)=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _1588396)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1590254)
   Exit: (210) [system] peek_char((0x55798e5fad60), :)
   Call: (210) [system] (:)=(;)
   Fail: (210) [system] (:)=(;)
^  Call: (210) [user] is_like_space(:)
   Call: (211) [system] char_type(:, 'white')
   Fail: (211) [system] char_type(:, 'white')
   Call: (211) [system] char_type(:, end_of_line)
   Fail: (211) [system] char_type(:, end_of_line)
   Call: (211) [system] char_type(:, space)
   Fail: (211) [system] char_type(:, space)
   Call: (211) [system] char_type(:, cntrl)
   Fail: (211) [system] char_type(:, cntrl)
^  Fail: (210) [user] is_like_space(:)
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _1604408)
   Exit: (209) [system] get_char((0x55798e5fad60), :)
   Call: (209) [system] (:)='('
   Fail: (209) [system] (:)='('
   Call: (209) [system] (:)='['
   Fail: (209) [system] (:)='['
   Call: (209) [system] (:)='{'
   Fail: (209) [system] (:)='{'
   Call: (209) [system] (:)='"'
   Fail: (209) [system] (:)='"'
   Call: (209) [system] (:)=!
   Fail: (209) [system] (:)=!
   Call: (209) [system] (:)='\''
   Fail: (209) [system] (:)='\''
   Call: (209) [system] (:)='`'
   Fail: (209) [system] (:)='`'
   Call: (209) [system] (:)=end_of_file
   Fail: (209) [system] (:)=end_of_file
^  Call: (209) [user] read_symbolic(')', (0x55798e5fad60), :, _1588396)
^  Call: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), _1622050)
   Call: (211) [system] peek_char((0x55798e5fad60), _1622984)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (211) [user] is_delimiter(' ')
   Call: (212) [system] char_type(' ', space)
   Exit: (212) [system] char_type(' ', space)
^  Exit: (211) [user] is_delimiter(' ')
   Call: (211) [system] _1622050=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (210) [user] classify_and_convert_charseq(:, [], _1588396)
^  Call: (212) [system] setup_call_cleanup('$notrace'(_1632294, _1632296), once(user:catch(read_from_chars([:], _1588396), _1632270, fail)), '$restore_trace'(_1632294, _1632296))
^  Call: (213) [system] sig_atomic(system:'$notrace'(_1632294, _1632296))
^  Exit: (212) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1632270, fail)), system:'$restore_trace'(3, -1))
   Call: (211) [system] atomic(:)
   Exit: (211) [system] atomic(:)
^  Exit: (210) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (209) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1639794)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1641652)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _1649390)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1652094)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1667172)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1672742)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1674600)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1688754)
   Exit: (210) [system] get_char((0x55798e5fad60), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1672742)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1694324)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'D')
   Call: (212) [system] 'D'=(;)
   Fail: (212) [system] 'D'=(;)
^  Call: (212) [user] is_like_space('D')
   Call: (213) [system] char_type('D', 'white')
   Fail: (213) [system] char_type('D', 'white')
   Call: (213) [system] char_type('D', end_of_line)
   Fail: (213) [system] char_type('D', end_of_line)
   Call: (213) [system] char_type('D', space)
   Fail: (213) [system] char_type('D', space)
   Call: (213) [system] char_type('D', cntrl)
   Fail: (213) [system] char_type('D', cntrl)
^  Fail: (212) [user] is_like_space('D')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1708478)
   Exit: (211) [system] peek_char((0x55798e5fad60), 'D')
   Call: (211) [system] 'D'=')'
   Fail: (211) [system] 'D'=')'
   Call: (211) [system] 'D'=end_of_file
   Fail: (211) [system] 'D'=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _1714048)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1715906)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'D')
   Call: (213) [system] 'D'=(;)
   Fail: (213) [system] 'D'=(;)
^  Call: (213) [user] is_like_space('D')
   Call: (214) [system] char_type('D', 'white')
   Fail: (214) [system] char_type('D', 'white')
   Call: (214) [system] char_type('D', end_of_line)
   Fail: (214) [system] char_type('D', end_of_line)
   Call: (214) [system] char_type('D', space)
   Fail: (214) [system] char_type('D', space)
   Call: (214) [system] char_type('D', cntrl)
   Fail: (214) [system] char_type('D', cntrl)
^  Fail: (213) [user] is_like_space('D')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _1730060)
   Exit: (212) [system] get_char((0x55798e5fad60), 'D')
   Call: (212) [system] 'D'='('
   Fail: (212) [system] 'D'='('
   Call: (212) [system] 'D'='['
   Fail: (212) [system] 'D'='['
   Call: (212) [system] 'D'='{'
   Fail: (212) [system] 'D'='{'
   Call: (212) [system] 'D'='"'
   Fail: (212) [system] 'D'='"'
   Call: (212) [system] 'D'=!
   Fail: (212) [system] 'D'=!
   Call: (212) [system] 'D'='\''
   Fail: (212) [system] 'D'='\''
   Call: (212) [system] 'D'='`'
   Fail: (212) [system] 'D'='`'
   Call: (212) [system] 'D'=end_of_file
   Fail: (212) [system] 'D'=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1714048)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1747702)
   Call: (214) [system] peek_char((0x55798e5fad60), _1748636)
   Exit: (214) [system] peek_char((0x55798e5fad60), i)
^  Call: (214) [user] is_delimiter(i)
   Call: (215) [system] char_type(i, space)
   Fail: (215) [system] char_type(i, space)
   Call: (215) [system] arg(_1753356, v('(', ')', end_of_file), i)
   Fail: (215) [system] arg(_1754288, v('(', ')', end_of_file), i)
^  Fail: (214) [user] is_delimiter(i)
   Call: (214) [system] ')'==i
   Fail: (214) [system] ')'==i
   Call: (214) [system] get_char((0x55798e5fad60), i)
   Exit: (214) [system] get_char((0x55798e5fad60), i)
   Call: (214) [system] i=(\)
   Fail: (214) [system] i=(\)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1761638)
   Call: (215) [system] peek_char((0x55798e5fad60), _1762572)
   Exit: (215) [system] peek_char((0x55798e5fad60), s)
^  Call: (215) [user] is_delimiter(s)
   Call: (216) [system] char_type(s, space)
   Fail: (216) [system] char_type(s, space)
   Call: (216) [system] arg(_1767292, v('(', ')', end_of_file), s)
   Fail: (216) [system] arg(_1768224, v('(', ')', end_of_file), s)
^  Fail: (215) [user] is_delimiter(s)
   Call: (215) [system] ')'==s
   Fail: (215) [system] ')'==s
   Call: (215) [system] get_char((0x55798e5fad60), s)
   Exit: (215) [system] get_char((0x55798e5fad60), s)
   Call: (215) [system] s=(\)
   Fail: (215) [system] s=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1775574)
   Call: (216) [system] peek_char((0x55798e5fad60), _1776508)
   Exit: (216) [system] peek_char((0x55798e5fad60), j)
^  Call: (216) [user] is_delimiter(j)
   Call: (217) [system] char_type(j, space)
   Fail: (217) [system] char_type(j, space)
   Call: (217) [system] arg(_1781228, v('(', ')', end_of_file), j)
   Fail: (217) [system] arg(_1782160, v('(', ')', end_of_file), j)
^  Fail: (216) [user] is_delimiter(j)
   Call: (216) [system] ')'==j
   Fail: (216) [system] ')'==j
   Call: (216) [system] get_char((0x55798e5fad60), j)
   Exit: (216) [system] get_char((0x55798e5fad60), j)
   Call: (216) [system] j=(\)
   Fail: (216) [system] j=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1789510)
   Call: (217) [system] peek_char((0x55798e5fad60), _1790444)
   Exit: (217) [system] peek_char((0x55798e5fad60), u)
^  Call: (217) [user] is_delimiter(u)
   Call: (218) [system] char_type(u, space)
   Fail: (218) [system] char_type(u, space)
   Call: (218) [system] arg(_1795164, v('(', ')', end_of_file), u)
   Fail: (218) [system] arg(_1796096, v('(', ')', end_of_file), u)
^  Fail: (217) [user] is_delimiter(u)
   Call: (217) [system] ')'==u
   Fail: (217) [system] ')'==u
   Call: (217) [system] get_char((0x55798e5fad60), u)
   Exit: (217) [system] get_char((0x55798e5fad60), u)
   Call: (217) [system] u=(\)
   Fail: (217) [system] u=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1803446)
   Call: (218) [system] peek_char((0x55798e5fad60), _1804380)
   Exit: (218) [system] peek_char((0x55798e5fad60), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_1809100, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_1810032, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55798e5fad60), n)
   Exit: (218) [system] get_char((0x55798e5fad60), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1817382)
   Call: (219) [system] peek_char((0x55798e5fad60), _1818316)
   Exit: (219) [system] peek_char((0x55798e5fad60), c)
^  Call: (219) [user] is_delimiter(c)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] arg(_1823036, v('(', ')', end_of_file), c)
   Fail: (220) [system] arg(_1823968, v('(', ')', end_of_file), c)
^  Fail: (219) [user] is_delimiter(c)
   Call: (219) [system] ')'==c
   Fail: (219) [system] ')'==c
   Call: (219) [system] get_char((0x55798e5fad60), c)
   Exit: (219) [system] get_char((0x55798e5fad60), c)
   Call: (219) [system] c=(\)
   Fail: (219) [system] c=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1831318)
   Call: (220) [system] peek_char((0x55798e5fad60), _1832252)
   Exit: (220) [system] peek_char((0x55798e5fad60), t)
^  Call: (220) [user] is_delimiter(t)
   Call: (221) [system] char_type(t, space)
   Fail: (221) [system] char_type(t, space)
   Call: (221) [system] arg(_1836972, v('(', ')', end_of_file), t)
   Fail: (221) [system] arg(_1837904, v('(', ')', end_of_file), t)
^  Fail: (220) [user] is_delimiter(t)
   Call: (220) [system] ')'==t
   Fail: (220) [system] ')'==t
   Call: (220) [system] get_char((0x55798e5fad60), t)
   Exit: (220) [system] get_char((0x55798e5fad60), t)
   Call: (220) [system] t=(\)
   Fail: (220) [system] t=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1845254)
   Call: (221) [system] peek_char((0x55798e5fad60), _1846188)
   Exit: (221) [system] peek_char((0x55798e5fad60), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_1850908, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_1851840, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55798e5fad60), i)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1859190)
   Call: (222) [system] peek_char((0x55798e5fad60), _1860124)
   Exit: (222) [system] peek_char((0x55798e5fad60), o)
^  Call: (222) [user] is_delimiter(o)
   Call: (223) [system] char_type(o, space)
   Fail: (223) [system] char_type(o, space)
   Call: (223) [system] arg(_1864844, v('(', ')', end_of_file), o)
   Fail: (223) [system] arg(_1865776, v('(', ')', end_of_file), o)
^  Fail: (222) [user] is_delimiter(o)
   Call: (222) [system] ')'==o
   Fail: (222) [system] ')'==o
   Call: (222) [system] get_char((0x55798e5fad60), o)
   Exit: (222) [system] get_char((0x55798e5fad60), o)
   Call: (222) [system] o=(\)
   Fail: (222) [system] o=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1873126)
   Call: (223) [system] peek_char((0x55798e5fad60), _1874060)
   Exit: (223) [system] peek_char((0x55798e5fad60), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_1878780, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_1879712, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55798e5fad60), n)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1887062)
   Call: (224) [system] peek_char((0x55798e5fad60), _1887996)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (224) [user] is_delimiter('I')
   Call: (225) [system] char_type('I', space)
   Fail: (225) [system] char_type('I', space)
   Call: (225) [system] arg(_1892716, v('(', ')', end_of_file), 'I')
   Fail: (225) [system] arg(_1893648, v('(', ')', end_of_file), 'I')
^  Fail: (224) [user] is_delimiter('I')
   Call: (224) [system] ')'=='I'
   Fail: (224) [system] ')'=='I'
   Call: (224) [system] get_char((0x55798e5fad60), 'I')
   Exit: (224) [system] get_char((0x55798e5fad60), 'I')
   Call: (224) [system] 'I'=(\)
   Fail: (224) [system] 'I'=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1900998)
   Call: (225) [system] peek_char((0x55798e5fad60), _1901932)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_1906652, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_1907584, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1914934)
   Call: (226) [system] peek_char((0x55798e5fad60), _1915868)
   Exit: (226) [system] peek_char((0x55798e5fad60), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_1920588, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_1921520, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55798e5fad60), t)
   Exit: (226) [system] get_char((0x55798e5fad60), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1928870)
   Call: (227) [system] peek_char((0x55798e5fad60), _1929804)
   Exit: (227) [system] peek_char((0x55798e5fad60), r)
^  Call: (227) [user] is_delimiter(r)
   Call: (228) [system] char_type(r, space)
   Fail: (228) [system] char_type(r, space)
   Call: (228) [system] arg(_1934524, v('(', ')', end_of_file), r)
   Fail: (228) [system] arg(_1935456, v('(', ')', end_of_file), r)
^  Fail: (227) [user] is_delimiter(r)
   Call: (227) [system] ')'==r
   Fail: (227) [system] ')'==r
   Call: (227) [system] get_char((0x55798e5fad60), r)
   Exit: (227) [system] get_char((0x55798e5fad60), r)
   Call: (227) [system] r=(\)
   Fail: (227) [system] r=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1942806)
   Call: (228) [system] peek_char((0x55798e5fad60), _1943740)
   Exit: (228) [system] peek_char((0x55798e5fad60), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_1948460, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_1949392, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55798e5fad60), o)
   Exit: (228) [system] get_char((0x55798e5fad60), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1956742)
   Call: (229) [system] peek_char((0x55798e5fad60), _1957676)
   Exit: (229) [system] peek_char((0x55798e5fad60), d)
^  Call: (229) [user] is_delimiter(d)
   Call: (230) [system] char_type(d, space)
   Fail: (230) [system] char_type(d, space)
   Call: (230) [system] arg(_1962396, v('(', ')', end_of_file), d)
   Fail: (230) [system] arg(_1963328, v('(', ')', end_of_file), d)
^  Fail: (229) [user] is_delimiter(d)
   Call: (229) [system] ')'==d
   Fail: (229) [system] ')'==d
   Call: (229) [system] get_char((0x55798e5fad60), d)
   Exit: (229) [system] get_char((0x55798e5fad60), d)
   Call: (229) [system] d=(\)
   Fail: (229) [system] d=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1970678)
   Call: (230) [system] peek_char((0x55798e5fad60), _1971612)
   Exit: (230) [system] peek_char((0x55798e5fad60), u)
^  Call: (230) [user] is_delimiter(u)
   Call: (231) [system] char_type(u, space)
   Fail: (231) [system] char_type(u, space)
   Call: (231) [system] arg(_1976332, v('(', ')', end_of_file), u)
   Fail: (231) [system] arg(_1977264, v('(', ')', end_of_file), u)
^  Fail: (230) [user] is_delimiter(u)
   Call: (230) [system] ')'==u
   Fail: (230) [system] ')'==u
   Call: (230) [system] get_char((0x55798e5fad60), u)
   Exit: (230) [system] get_char((0x55798e5fad60), u)
   Call: (230) [system] u=(\)
   Fail: (230) [system] u=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1984614)
   Call: (231) [system] peek_char((0x55798e5fad60), _1985548)
   Exit: (231) [system] peek_char((0x55798e5fad60), c)
^  Call: (231) [user] is_delimiter(c)
   Call: (232) [system] char_type(c, space)
   Fail: (232) [system] char_type(c, space)
   Call: (232) [system] arg(_1990268, v('(', ')', end_of_file), c)
   Fail: (232) [system] arg(_1991200, v('(', ')', end_of_file), c)
^  Fail: (231) [user] is_delimiter(c)
   Call: (231) [system] ')'==c
   Fail: (231) [system] ')'==c
   Call: (231) [system] get_char((0x55798e5fad60), c)
   Exit: (231) [system] get_char((0x55798e5fad60), c)
   Call: (231) [system] c=(\)
   Fail: (231) [system] c=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1998550)
   Call: (232) [system] peek_char((0x55798e5fad60), _1999484)
   Exit: (232) [system] peek_char((0x55798e5fad60), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_2004204, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_2005136, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55798e5fad60), t)
   Exit: (232) [system] get_char((0x55798e5fad60), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _2012486)
   Call: (233) [system] peek_char((0x55798e5fad60), _2013420)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_2018140, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_2019072, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _2026422)
   Call: (234) [system] peek_char((0x55798e5fad60), _2027356)
   Exit: (234) [system] peek_char((0x55798e5fad60), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_2032076, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_2033008, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55798e5fad60), o)
   Exit: (234) [system] get_char((0x55798e5fad60), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _2040358)
   Call: (235) [system] peek_char((0x55798e5fad60), _2041292)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_2046012, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_2046944, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _2054294)
   Call: (236) [system] peek_char((0x55798e5fad60), _2055228)
   Exit: (236) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _2054294=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (235) [system] _2040358=[n]
   Exit: (235) [system] [n]=[n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (234) [system] _2026422=[o, n]
   Exit: (234) [system] [o, n]=[o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (233) [system] _2012486=[i, o, n]
   Exit: (233) [system] [i, o, n]=[i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (232) [system] _1998550=[t, i, o, n]
   Exit: (232) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (231) [system] _1984614=[c, t, i, o, n]
   Exit: (231) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (230) [system] _1970678=[u, c, t, i, o, n]
   Exit: (230) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (229) [system] _1956742=[d, u, c, t, i, o, n]
   Exit: (229) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (228) [system] _1942806=[o, d, u, c, t, i, o, n]
   Exit: (228) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (227) [system] _1928870=[r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1914934=[t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1900998=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1887062=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _4746=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _4742=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _4738=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _4734=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _4730=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _4726=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _4722=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _4718=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _4714=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (214) [system] _4710=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (214) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (213) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4706)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_34082, _34084), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4706), _34058, fail)), '$restore_trace'(_34082, _34084))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_34082, _34084))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4706), _34058, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(_4706)
   Fail: (214) [system] atomic(_4706)
   Call: (214) [system] atom_chars(_4706, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (214) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (213) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _43458)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _45316)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _53054)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _55758)
   Exit: (214) [system] peek_char((0x55798e5fad60), a)
   Call: (214) [system] a=(;)
   Fail: (214) [system] a=(;)
^  Call: (214) [user] is_like_space(a)
   Call: (215) [system] char_type(a, 'white')
   Fail: (215) [system] char_type(a, 'white')
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] char_type(a, cntrl)
   Fail: (215) [system] char_type(a, cntrl)
^  Fail: (214) [user] is_like_space(a)
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _70836)
   Exit: (212) [system] peek_char((0x55798e5fad60), a)
   Call: (212) [system] a=')'
   Fail: (212) [system] a=')'
   Call: (212) [system] a=end_of_file
   Fail: (212) [system] a=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _76406)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _78264)
   Exit: (214) [system] peek_char((0x55798e5fad60), a)
   Call: (214) [system] a=(;)
   Fail: (214) [system] a=(;)
^  Call: (214) [user] is_like_space(a)
   Call: (215) [system] char_type(a, 'white')
   Fail: (215) [system] char_type(a, 'white')
   Call: (215) [system] char_type(a, end_of_line)
   Fail: (215) [system] char_type(a, end_of_line)
   Call: (215) [system] char_type(a, space)
   Fail: (215) [system] char_type(a, space)
   Call: (215) [system] char_type(a, cntrl)
   Fail: (215) [system] char_type(a, cntrl)
^  Fail: (214) [user] is_like_space(a)
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _92418)
   Exit: (213) [system] get_char((0x55798e5fad60), a)
   Call: (213) [system] a='('
   Fail: (213) [system] a='('
   Call: (213) [system] a='['
   Fail: (213) [system] a='['
   Call: (213) [system] a='{'
   Fail: (213) [system] a='{'
   Call: (213) [system] a='"'
   Fail: (213) [system] a='"'
   Call: (213) [system] a=!
   Fail: (213) [system] a=!
   Call: (213) [system] a='\''
   Fail: (213) [system] a='\''
   Call: (213) [system] a='`'
   Fail: (213) [system] a='`'
   Call: (213) [system] a=end_of_file
   Fail: (213) [system] a=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), a, _76406)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _110060)
   Call: (215) [system] peek_char((0x55798e5fad60), _110994)
   Exit: (215) [system] peek_char((0x55798e5fad60), b)
^  Call: (215) [user] is_delimiter(b)
   Call: (216) [system] char_type(b, space)
   Fail: (216) [system] char_type(b, space)
   Call: (216) [system] arg(_115714, v('(', ')', end_of_file), b)
   Fail: (216) [system] arg(_116646, v('(', ')', end_of_file), b)
^  Fail: (215) [user] is_delimiter(b)
   Call: (215) [system] ')'==b
   Fail: (215) [system] ')'==b
   Call: (215) [system] get_char((0x55798e5fad60), b)
   Exit: (215) [system] get_char((0x55798e5fad60), b)
   Call: (215) [system] b=(\)
   Fail: (215) [system] b=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _123996)
   Call: (216) [system] peek_char((0x55798e5fad60), _124930)
   Exit: (216) [system] peek_char((0x55798e5fad60), c)
^  Call: (216) [user] is_delimiter(c)
   Call: (217) [system] char_type(c, space)
   Fail: (217) [system] char_type(c, space)
   Call: (217) [system] arg(_129650, v('(', ')', end_of_file), c)
   Fail: (217) [system] arg(_130582, v('(', ')', end_of_file), c)
^  Fail: (216) [user] is_delimiter(c)
   Call: (216) [system] ')'==c
   Fail: (216) [system] ')'==c
   Call: (216) [system] get_char((0x55798e5fad60), c)
   Exit: (216) [system] get_char((0x55798e5fad60), c)
   Call: (216) [system] c=(\)
   Fail: (216) [system] c=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _137932)
   Call: (217) [system] peek_char((0x55798e5fad60), _138866)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _137932=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (216) [system] _123996=[c]
   Exit: (216) [system] [c]=[c]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (215) [system] _110060=[b, c]
   Exit: (215) [system] [b, c]=[b, c]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (214) [user] classify_and_convert_charseq(a, [b, c], _76406)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_153764, _153766), once(user:catch(read_from_chars([a, b, c], _76406), _153740, fail)), '$restore_trace'(_153764, _153766))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_153764, _153766))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _153740, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(abc)
   Exit: (215) [system] atomic(abc)
^  Exit: (214) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _161264)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _163122)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _170860)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _173564)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _188642)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _194212)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _196070)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _210224)
   Exit: (214) [system] get_char((0x55798e5fad60), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _194212)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _215794)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'D')
   Call: (216) [system] 'D'=(;)
   Fail: (216) [system] 'D'=(;)
^  Call: (216) [user] is_like_space('D')
   Call: (217) [system] char_type('D', 'white')
   Fail: (217) [system] char_type('D', 'white')
   Call: (217) [system] char_type('D', end_of_line)
   Fail: (217) [system] char_type('D', end_of_line)
   Call: (217) [system] char_type('D', space)
   Fail: (217) [system] char_type('D', space)
   Call: (217) [system] char_type('D', cntrl)
   Fail: (217) [system] char_type('D', cntrl)
^  Fail: (216) [user] is_like_space('D')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _229948)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'D')
   Call: (215) [system] 'D'=')'
   Fail: (215) [system] 'D'=')'
   Call: (215) [system] 'D'=end_of_file
   Fail: (215) [system] 'D'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _235518)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _237376)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'D')
   Call: (217) [system] 'D'=(;)
   Fail: (217) [system] 'D'=(;)
^  Call: (217) [user] is_like_space('D')
   Call: (218) [system] char_type('D', 'white')
   Fail: (218) [system] char_type('D', 'white')
   Call: (218) [system] char_type('D', end_of_line)
   Fail: (218) [system] char_type('D', end_of_line)
   Call: (218) [system] char_type('D', space)
   Fail: (218) [system] char_type('D', space)
   Call: (218) [system] char_type('D', cntrl)
   Fail: (218) [system] char_type('D', cntrl)
^  Fail: (217) [user] is_like_space('D')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _251530)
   Exit: (216) [system] get_char((0x55798e5fad60), 'D')
   Call: (216) [system] 'D'='('
   Fail: (216) [system] 'D'='('
   Call: (216) [system] 'D'='['
   Fail: (216) [system] 'D'='['
   Call: (216) [system] 'D'='{'
   Fail: (216) [system] 'D'='{'
   Call: (216) [system] 'D'='"'
   Fail: (216) [system] 'D'='"'
   Call: (216) [system] 'D'=!
   Fail: (216) [system] 'D'=!
   Call: (216) [system] 'D'='\''
   Fail: (216) [system] 'D'='\''
   Call: (216) [system] 'D'='`'
   Fail: (216) [system] 'D'='`'
   Call: (216) [system] 'D'=end_of_file
   Fail: (216) [system] 'D'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), 'D', _235518)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _269172)
   Call: (218) [system] peek_char((0x55798e5fad60), _270106)
   Exit: (218) [system] peek_char((0x55798e5fad60), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_274826, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_275758, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55798e5fad60), i)
   Exit: (218) [system] get_char((0x55798e5fad60), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _283108)
   Call: (219) [system] peek_char((0x55798e5fad60), _284042)
   Exit: (219) [system] peek_char((0x55798e5fad60), s)
^  Call: (219) [user] is_delimiter(s)
   Call: (220) [system] char_type(s, space)
   Fail: (220) [system] char_type(s, space)
   Call: (220) [system] arg(_288762, v('(', ')', end_of_file), s)
   Fail: (220) [system] arg(_289694, v('(', ')', end_of_file), s)
^  Fail: (219) [user] is_delimiter(s)
   Call: (219) [system] ')'==s
   Fail: (219) [system] ')'==s
   Call: (219) [system] get_char((0x55798e5fad60), s)
   Exit: (219) [system] get_char((0x55798e5fad60), s)
   Call: (219) [system] s=(\)
   Fail: (219) [system] s=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _297044)
   Call: (220) [system] peek_char((0x55798e5fad60), _297978)
   Exit: (220) [system] peek_char((0x55798e5fad60), j)
^  Call: (220) [user] is_delimiter(j)
   Call: (221) [system] char_type(j, space)
   Fail: (221) [system] char_type(j, space)
   Call: (221) [system] arg(_302698, v('(', ')', end_of_file), j)
   Fail: (221) [system] arg(_303630, v('(', ')', end_of_file), j)
^  Fail: (220) [user] is_delimiter(j)
   Call: (220) [system] ')'==j
   Fail: (220) [system] ')'==j
   Call: (220) [system] get_char((0x55798e5fad60), j)
   Exit: (220) [system] get_char((0x55798e5fad60), j)
   Call: (220) [system] j=(\)
   Fail: (220) [system] j=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _310980)
   Call: (221) [system] peek_char((0x55798e5fad60), _311914)
   Exit: (221) [system] peek_char((0x55798e5fad60), u)
^  Call: (221) [user] is_delimiter(u)
   Call: (222) [system] char_type(u, space)
   Fail: (222) [system] char_type(u, space)
   Call: (222) [system] arg(_316634, v('(', ')', end_of_file), u)
   Fail: (222) [system] arg(_317566, v('(', ')', end_of_file), u)
^  Fail: (221) [user] is_delimiter(u)
   Call: (221) [system] ')'==u
   Fail: (221) [system] ')'==u
   Call: (221) [system] get_char((0x55798e5fad60), u)
   Exit: (221) [system] get_char((0x55798e5fad60), u)
   Call: (221) [system] u=(\)
   Fail: (221) [system] u=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _324916)
   Call: (222) [system] peek_char((0x55798e5fad60), _325850)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_330570, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_331502, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _338852)
   Call: (223) [system] peek_char((0x55798e5fad60), _339786)
   Exit: (223) [system] peek_char((0x55798e5fad60), c)
^  Call: (223) [user] is_delimiter(c)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] arg(_344506, v('(', ')', end_of_file), c)
   Fail: (224) [system] arg(_345438, v('(', ')', end_of_file), c)
^  Fail: (223) [user] is_delimiter(c)
   Call: (223) [system] ')'==c
   Fail: (223) [system] ')'==c
   Call: (223) [system] get_char((0x55798e5fad60), c)
   Exit: (223) [system] get_char((0x55798e5fad60), c)
   Call: (223) [system] c=(\)
   Fail: (223) [system] c=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _352788)
   Call: (224) [system] peek_char((0x55798e5fad60), _353722)
   Exit: (224) [system] peek_char((0x55798e5fad60), t)
^  Call: (224) [user] is_delimiter(t)
   Call: (225) [system] char_type(t, space)
   Fail: (225) [system] char_type(t, space)
   Call: (225) [system] arg(_358442, v('(', ')', end_of_file), t)
   Fail: (225) [system] arg(_359374, v('(', ')', end_of_file), t)
^  Fail: (224) [user] is_delimiter(t)
   Call: (224) [system] ')'==t
   Fail: (224) [system] ')'==t
   Call: (224) [system] get_char((0x55798e5fad60), t)
   Exit: (224) [system] get_char((0x55798e5fad60), t)
   Call: (224) [system] t=(\)
   Fail: (224) [system] t=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _366724)
   Call: (225) [system] peek_char((0x55798e5fad60), _367658)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_372378, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_373310, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _380660)
   Call: (226) [system] peek_char((0x55798e5fad60), _381594)
   Exit: (226) [system] peek_char((0x55798e5fad60), o)
^  Call: (226) [user] is_delimiter(o)
   Call: (227) [system] char_type(o, space)
   Fail: (227) [system] char_type(o, space)
   Call: (227) [system] arg(_386314, v('(', ')', end_of_file), o)
   Fail: (227) [system] arg(_387246, v('(', ')', end_of_file), o)
^  Fail: (226) [user] is_delimiter(o)
   Call: (226) [system] ')'==o
   Fail: (226) [system] ')'==o
   Call: (226) [system] get_char((0x55798e5fad60), o)
   Exit: (226) [system] get_char((0x55798e5fad60), o)
   Call: (226) [system] o=(\)
   Fail: (226) [system] o=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _394596)
   Call: (227) [system] peek_char((0x55798e5fad60), _395530)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_400250, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_401182, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _408532)
   Call: (228) [system] peek_char((0x55798e5fad60), _409466)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (228) [user] is_delimiter('I')
   Call: (229) [system] char_type('I', space)
   Fail: (229) [system] char_type('I', space)
   Call: (229) [system] arg(_414186, v('(', ')', end_of_file), 'I')
   Fail: (229) [system] arg(_415118, v('(', ')', end_of_file), 'I')
^  Fail: (228) [user] is_delimiter('I')
   Call: (228) [system] ')'=='I'
   Fail: (228) [system] ')'=='I'
   Call: (228) [system] get_char((0x55798e5fad60), 'I')
   Exit: (228) [system] get_char((0x55798e5fad60), 'I')
   Call: (228) [system] 'I'=(\)
   Fail: (228) [system] 'I'=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _422468)
   Call: (229) [system] peek_char((0x55798e5fad60), _423402)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_428122, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_429054, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _436404)
   Call: (230) [system] peek_char((0x55798e5fad60), _437338)
   Exit: (230) [system] peek_char((0x55798e5fad60), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_442058, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_442990, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55798e5fad60), t)
   Exit: (230) [system] get_char((0x55798e5fad60), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _450340)
   Call: (231) [system] peek_char((0x55798e5fad60), _451274)
   Exit: (231) [system] peek_char((0x55798e5fad60), r)
^  Call: (231) [user] is_delimiter(r)
   Call: (232) [system] char_type(r, space)
   Fail: (232) [system] char_type(r, space)
   Call: (232) [system] arg(_455994, v('(', ')', end_of_file), r)
   Fail: (232) [system] arg(_456926, v('(', ')', end_of_file), r)
^  Fail: (231) [user] is_delimiter(r)
   Call: (231) [system] ')'==r
   Fail: (231) [system] ')'==r
   Call: (231) [system] get_char((0x55798e5fad60), r)
   Exit: (231) [system] get_char((0x55798e5fad60), r)
   Call: (231) [system] r=(\)
   Fail: (231) [system] r=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _464276)
   Call: (232) [system] peek_char((0x55798e5fad60), _465210)
   Exit: (232) [system] peek_char((0x55798e5fad60), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_469930, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_470862, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55798e5fad60), o)
   Exit: (232) [system] get_char((0x55798e5fad60), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _478212)
   Call: (233) [system] peek_char((0x55798e5fad60), _479146)
   Exit: (233) [system] peek_char((0x55798e5fad60), d)
^  Call: (233) [user] is_delimiter(d)
   Call: (234) [system] char_type(d, space)
   Fail: (234) [system] char_type(d, space)
   Call: (234) [system] arg(_483866, v('(', ')', end_of_file), d)
   Fail: (234) [system] arg(_484798, v('(', ')', end_of_file), d)
^  Fail: (233) [user] is_delimiter(d)
   Call: (233) [system] ')'==d
   Fail: (233) [system] ')'==d
   Call: (233) [system] get_char((0x55798e5fad60), d)
   Exit: (233) [system] get_char((0x55798e5fad60), d)
   Call: (233) [system] d=(\)
   Fail: (233) [system] d=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _492148)
   Call: (234) [system] peek_char((0x55798e5fad60), _493082)
   Exit: (234) [system] peek_char((0x55798e5fad60), u)
^  Call: (234) [user] is_delimiter(u)
   Call: (235) [system] char_type(u, space)
   Fail: (235) [system] char_type(u, space)
   Call: (235) [system] arg(_497802, v('(', ')', end_of_file), u)
   Fail: (235) [system] arg(_498734, v('(', ')', end_of_file), u)
^  Fail: (234) [user] is_delimiter(u)
   Call: (234) [system] ')'==u
   Fail: (234) [system] ')'==u
   Call: (234) [system] get_char((0x55798e5fad60), u)
   Exit: (234) [system] get_char((0x55798e5fad60), u)
   Call: (234) [system] u=(\)
   Fail: (234) [system] u=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _506084)
   Call: (235) [system] peek_char((0x55798e5fad60), _507018)
   Exit: (235) [system] peek_char((0x55798e5fad60), c)
^  Call: (235) [user] is_delimiter(c)
   Call: (236) [system] char_type(c, space)
   Fail: (236) [system] char_type(c, space)
   Call: (236) [system] arg(_511738, v('(', ')', end_of_file), c)
   Fail: (236) [system] arg(_512670, v('(', ')', end_of_file), c)
^  Fail: (235) [user] is_delimiter(c)
   Call: (235) [system] ')'==c
   Fail: (235) [system] ')'==c
   Call: (235) [system] get_char((0x55798e5fad60), c)
   Exit: (235) [system] get_char((0x55798e5fad60), c)
   Call: (235) [system] c=(\)
   Fail: (235) [system] c=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _520020)
   Call: (236) [system] peek_char((0x55798e5fad60), _520954)
   Exit: (236) [system] peek_char((0x55798e5fad60), t)
^  Call: (236) [user] is_delimiter(t)
   Call: (237) [system] char_type(t, space)
   Fail: (237) [system] char_type(t, space)
   Call: (237) [system] arg(_525674, v('(', ')', end_of_file), t)
   Fail: (237) [system] arg(_526606, v('(', ')', end_of_file), t)
^  Fail: (236) [user] is_delimiter(t)
   Call: (236) [system] ')'==t
   Fail: (236) [system] ')'==t
   Call: (236) [system] get_char((0x55798e5fad60), t)
   Exit: (236) [system] get_char((0x55798e5fad60), t)
   Call: (236) [system] t=(\)
   Fail: (236) [system] t=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _533956)
   Call: (237) [system] peek_char((0x55798e5fad60), _534890)
   Exit: (237) [system] peek_char((0x55798e5fad60), i)
^  Call: (237) [user] is_delimiter(i)
   Call: (238) [system] char_type(i, space)
   Fail: (238) [system] char_type(i, space)
   Call: (238) [system] arg(_539610, v('(', ')', end_of_file), i)
   Fail: (238) [system] arg(_540542, v('(', ')', end_of_file), i)
^  Fail: (237) [user] is_delimiter(i)
   Call: (237) [system] ')'==i
   Fail: (237) [system] ')'==i
   Call: (237) [system] get_char((0x55798e5fad60), i)
   Exit: (237) [system] get_char((0x55798e5fad60), i)
   Call: (237) [system] i=(\)
   Fail: (237) [system] i=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _547892)
   Call: (238) [system] peek_char((0x55798e5fad60), _548826)
   Exit: (238) [system] peek_char((0x55798e5fad60), o)
^  Call: (238) [user] is_delimiter(o)
   Call: (239) [system] char_type(o, space)
   Fail: (239) [system] char_type(o, space)
   Call: (239) [system] arg(_553546, v('(', ')', end_of_file), o)
   Fail: (239) [system] arg(_554478, v('(', ')', end_of_file), o)
^  Fail: (238) [user] is_delimiter(o)
   Call: (238) [system] ')'==o
   Fail: (238) [system] ')'==o
   Call: (238) [system] get_char((0x55798e5fad60), o)
   Exit: (238) [system] get_char((0x55798e5fad60), o)
   Call: (238) [system] o=(\)
   Fail: (238) [system] o=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _561828)
   Call: (239) [system] peek_char((0x55798e5fad60), _562762)
   Exit: (239) [system] peek_char((0x55798e5fad60), n)
^  Call: (239) [user] is_delimiter(n)
   Call: (240) [system] char_type(n, space)
   Fail: (240) [system] char_type(n, space)
   Call: (240) [system] arg(_567482, v('(', ')', end_of_file), n)
   Fail: (240) [system] arg(_568414, v('(', ')', end_of_file), n)
^  Fail: (239) [user] is_delimiter(n)
   Call: (239) [system] ')'==n
   Fail: (239) [system] ')'==n
   Call: (239) [system] get_char((0x55798e5fad60), n)
   Exit: (239) [system] get_char((0x55798e5fad60), n)
   Call: (239) [system] n=(\)
   Fail: (239) [system] n=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _575764)
   Call: (240) [system] peek_char((0x55798e5fad60), _576698)
   Exit: (240) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (240) [user] is_delimiter(' ')
   Call: (241) [system] char_type(' ', space)
   Exit: (241) [system] char_type(' ', space)
^  Exit: (240) [user] is_delimiter(' ')
   Call: (240) [system] _575764=[]
   Exit: (240) [system] []=[]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (239) [system] _561828=[n]
   Exit: (239) [system] [n]=[n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (238) [system] _547892=[o, n]
   Exit: (238) [system] [o, n]=[o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (237) [system] _533956=[i, o, n]
   Exit: (237) [system] [i, o, n]=[i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (236) [system] _520020=[t, i, o, n]
   Exit: (236) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (235) [system] _506084=[c, t, i, o, n]
   Exit: (235) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (234) [system] _492148=[u, c, t, i, o, n]
   Exit: (234) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (233) [system] _478212=[d, u, c, t, i, o, n]
   Exit: (233) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (232) [system] _464276=[o, d, u, c, t, i, o, n]
   Exit: (232) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (231) [system] _450340=[r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _436404=[t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _422468=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _408532=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _394596=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _380660=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _366724=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _352788=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _338852=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _324916=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _310980=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _297044=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _283108=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _269172=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (217) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _235518)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_647476, _647478), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _235518), _647452, fail)), '$restore_trace'(_647476, _647478))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_647476, _647478))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _235518), _647452, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_235518)
   Fail: (218) [system] atomic(_235518)
   Call: (218) [system] atom_chars(_235518, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (218) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (217) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _656852)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _658710)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _666448)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _669152)
   Exit: (218) [system] peek_char((0x55798e5fad60), a)
   Call: (218) [system] a=(;)
   Fail: (218) [system] a=(;)
^  Call: (218) [user] is_like_space(a)
   Call: (219) [system] char_type(a, 'white')
   Fail: (219) [system] char_type(a, 'white')
   Call: (219) [system] char_type(a, end_of_line)
   Fail: (219) [system] char_type(a, end_of_line)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] char_type(a, cntrl)
   Fail: (219) [system] char_type(a, cntrl)
^  Fail: (218) [user] is_like_space(a)
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _684230)
   Exit: (216) [system] peek_char((0x55798e5fad60), a)
   Call: (216) [system] a=')'
   Fail: (216) [system] a=')'
   Call: (216) [system] a=end_of_file
   Fail: (216) [system] a=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _689800)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _691658)
   Exit: (218) [system] peek_char((0x55798e5fad60), a)
   Call: (218) [system] a=(;)
   Fail: (218) [system] a=(;)
^  Call: (218) [user] is_like_space(a)
   Call: (219) [system] char_type(a, 'white')
   Fail: (219) [system] char_type(a, 'white')
   Call: (219) [system] char_type(a, end_of_line)
   Fail: (219) [system] char_type(a, end_of_line)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] char_type(a, cntrl)
   Fail: (219) [system] char_type(a, cntrl)
^  Fail: (218) [user] is_like_space(a)
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _705812)
   Exit: (217) [system] get_char((0x55798e5fad60), a)
   Call: (217) [system] a='('
   Fail: (217) [system] a='('
   Call: (217) [system] a='['
   Fail: (217) [system] a='['
   Call: (217) [system] a='{'
   Fail: (217) [system] a='{'
   Call: (217) [system] a='"'
   Fail: (217) [system] a='"'
   Call: (217) [system] a=!
   Fail: (217) [system] a=!
   Call: (217) [system] a='\''
   Fail: (217) [system] a='\''
   Call: (217) [system] a='`'
   Fail: (217) [system] a='`'
   Call: (217) [system] a=end_of_file
   Fail: (217) [system] a=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), a, _689800)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _723454)
   Call: (219) [system] peek_char((0x55798e5fad60), _724388)
   Exit: (219) [system] peek_char((0x55798e5fad60), b)
^  Call: (219) [user] is_delimiter(b)
   Call: (220) [system] char_type(b, space)
   Fail: (220) [system] char_type(b, space)
   Call: (220) [system] arg(_729108, v('(', ')', end_of_file), b)
   Fail: (220) [system] arg(_730040, v('(', ')', end_of_file), b)
^  Fail: (219) [user] is_delimiter(b)
   Call: (219) [system] ')'==b
   Fail: (219) [system] ')'==b
   Call: (219) [system] get_char((0x55798e5fad60), b)
   Exit: (219) [system] get_char((0x55798e5fad60), b)
   Call: (219) [system] b=(\)
   Fail: (219) [system] b=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _737390)
   Call: (220) [system] peek_char((0x55798e5fad60), _738324)
   Exit: (220) [system] peek_char((0x55798e5fad60), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_743044, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_743976, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55798e5fad60), c)
   Exit: (220) [system] get_char((0x55798e5fad60), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _751326)
   Call: (221) [system] peek_char((0x55798e5fad60), _752260)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _751326=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (220) [system] _737390=[c]
   Exit: (220) [system] [c]=[c]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (219) [system] _723454=[b, c]
   Exit: (219) [system] [b, c]=[b, c]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (218) [user] classify_and_convert_charseq(a, [b, c], _689800)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_767158, _767160), once(user:catch(read_from_chars([a, b, c], _689800), _767134, fail)), '$restore_trace'(_767158, _767160))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_767158, _767160))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _767134, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(abc)
   Exit: (219) [system] atomic(abc)
^  Exit: (218) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _774658)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _776516)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _784254)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _786958)
   Exit: (219) [system] peek_char((0x55798e5fad60), a)
   Call: (219) [system] a=(;)
   Fail: (219) [system] a=(;)
^  Call: (219) [user] is_like_space(a)
   Call: (220) [system] char_type(a, 'white')
   Fail: (220) [system] char_type(a, 'white')
   Call: (220) [system] char_type(a, end_of_line)
   Fail: (220) [system] char_type(a, end_of_line)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] char_type(a, cntrl)
   Fail: (220) [system] char_type(a, cntrl)
^  Fail: (219) [user] is_like_space(a)
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _802036)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
   Call: (217) [system] a=')'
   Fail: (217) [system] a=')'
   Call: (217) [system] a=end_of_file
   Fail: (217) [system] a=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _807606)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _809464)
   Exit: (219) [system] peek_char((0x55798e5fad60), a)
   Call: (219) [system] a=(;)
   Fail: (219) [system] a=(;)
^  Call: (219) [user] is_like_space(a)
   Call: (220) [system] char_type(a, 'white')
   Fail: (220) [system] char_type(a, 'white')
   Call: (220) [system] char_type(a, end_of_line)
   Fail: (220) [system] char_type(a, end_of_line)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] char_type(a, cntrl)
   Fail: (220) [system] char_type(a, cntrl)
^  Fail: (219) [user] is_like_space(a)
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _823618)
   Exit: (218) [system] get_char((0x55798e5fad60), a)
   Call: (218) [system] a='('
   Fail: (218) [system] a='('
   Call: (218) [system] a='['
   Fail: (218) [system] a='['
   Call: (218) [system] a='{'
   Fail: (218) [system] a='{'
   Call: (218) [system] a='"'
   Fail: (218) [system] a='"'
   Call: (218) [system] a=!
   Fail: (218) [system] a=!
   Call: (218) [system] a='\''
   Fail: (218) [system] a='\''
   Call: (218) [system] a='`'
   Fail: (218) [system] a='`'
   Call: (218) [system] a=end_of_file
   Fail: (218) [system] a=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), a, _807606)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _841260)
   Call: (220) [system] peek_char((0x55798e5fad60), _842194)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
^  Call: (220) [user] is_delimiter(')')
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] arg(_846914, v('(', ')', end_of_file), ')')
   Exit: (221) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (220) [user] is_delimiter(')')
   Call: (220) [system] _841260=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (219) [user] classify_and_convert_charseq(a, [], _807606)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_853376, _853378), once(user:catch(read_from_chars([a], _807606), _853352, fail)), '$restore_trace'(_853376, _853378))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_853376, _853378))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _853352, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(a)
   Exit: (220) [system] atomic(a)
^  Exit: (219) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _860876)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _862734)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _876888)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55798e5fad60), _880678)
   Exit: (218) [system] get_char((0x55798e5fad60), ')')
   Call: (218) [system] _860876=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [])
   Call: (217) [system] _774658=[a]
   Exit: (217) [system] [a]=[a]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (216) [system] _656852=[abc, a]
   Exit: (216) [system] [abc, a]=[abc, a]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [abc, a])
   Call: (215) [system] _194212=['DisjunctionIntroduction', abc, a]
   Exit: (215) [system] ['DisjunctionIntroduction', abc, a]=['DisjunctionIntroduction', abc, a]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, a])
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, a])
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _894560)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _896418)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _910572)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55798e5fad60), _914362)
   Exit: (214) [system] get_char((0x55798e5fad60), ')')
   Call: (214) [system] _894560=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [])
   Call: (213) [system] _161264=[['DisjunctionIntroduction', abc, a]]
   Exit: (213) [system] [['DisjunctionIntroduction', abc, a]]=[['DisjunctionIntroduction', abc, a]]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, a]])
   Call: (212) [system] _43458=[abc, ['DisjunctionIntroduction', abc, a]]
   Exit: (212) [system] [abc, ['DisjunctionIntroduction', abc, a]]=[abc, ['DisjunctionIntroduction', abc, a]]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [abc, ['DisjunctionIntroduction', abc, a]])
   Call: (211) [system] _4700=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]]
   Exit: (211) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]])
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]])
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _928244)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _930102)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _937840)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _940544)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _955622)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _961192)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _963050)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _977204)
   Exit: (211) [system] get_char((0x55798e5fad60), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _961192)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _982774)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'O')
   Call: (213) [system] 'O'=(;)
   Fail: (213) [system] 'O'=(;)
^  Call: (213) [user] is_like_space('O')
   Call: (214) [system] char_type('O', 'white')
   Fail: (214) [system] char_type('O', 'white')
   Call: (214) [system] char_type('O', end_of_line)
   Fail: (214) [system] char_type('O', end_of_line)
   Call: (214) [system] char_type('O', space)
   Fail: (214) [system] char_type('O', space)
   Call: (214) [system] char_type('O', cntrl)
   Fail: (214) [system] char_type('O', cntrl)
^  Fail: (213) [user] is_like_space('O')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _996928)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'O')
   Call: (212) [system] 'O'=')'
   Fail: (212) [system] 'O'=')'
   Call: (212) [system] 'O'=end_of_file
   Fail: (212) [system] 'O'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1002498)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1004356)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'O')
   Call: (214) [system] 'O'=(;)
   Fail: (214) [system] 'O'=(;)
^  Call: (214) [user] is_like_space('O')
   Call: (215) [system] char_type('O', 'white')
   Fail: (215) [system] char_type('O', 'white')
   Call: (215) [system] char_type('O', end_of_line)
   Fail: (215) [system] char_type('O', end_of_line)
   Call: (215) [system] char_type('O', space)
   Fail: (215) [system] char_type('O', space)
   Call: (215) [system] char_type('O', cntrl)
   Fail: (215) [system] char_type('O', cntrl)
^  Fail: (214) [user] is_like_space('O')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1018510)
   Exit: (213) [system] get_char((0x55798e5fad60), 'O')
   Call: (213) [system] 'O'='('
   Fail: (213) [system] 'O'='('
   Call: (213) [system] 'O'='['
   Fail: (213) [system] 'O'='['
   Call: (213) [system] 'O'='{'
   Fail: (213) [system] 'O'='{'
   Call: (213) [system] 'O'='"'
   Fail: (213) [system] 'O'='"'
   Call: (213) [system] 'O'=!
   Fail: (213) [system] 'O'=!
   Call: (213) [system] 'O'='\''
   Fail: (213) [system] 'O'='\''
   Call: (213) [system] 'O'='`'
   Fail: (213) [system] 'O'='`'
   Call: (213) [system] 'O'=end_of_file
   Fail: (213) [system] 'O'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1002498)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1036152)
   Call: (215) [system] peek_char((0x55798e5fad60), _1037086)
   Exit: (215) [system] peek_char((0x55798e5fad60), r)
^  Call: (215) [user] is_delimiter(r)
   Call: (216) [system] char_type(r, space)
   Fail: (216) [system] char_type(r, space)
   Call: (216) [system] arg(_1041806, v('(', ')', end_of_file), r)
   Fail: (216) [system] arg(_1042738, v('(', ')', end_of_file), r)
^  Fail: (215) [user] is_delimiter(r)
   Call: (215) [system] ')'==r
   Fail: (215) [system] ')'==r
   Call: (215) [system] get_char((0x55798e5fad60), r)
   Exit: (215) [system] get_char((0x55798e5fad60), r)
   Call: (215) [system] r=(\)
   Fail: (215) [system] r=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1050088)
   Call: (216) [system] peek_char((0x55798e5fad60), _1051022)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (216) [user] is_delimiter('L')
   Call: (217) [system] char_type('L', space)
   Fail: (217) [system] char_type('L', space)
   Call: (217) [system] arg(_1055742, v('(', ')', end_of_file), 'L')
   Fail: (217) [system] arg(_1056674, v('(', ')', end_of_file), 'L')
^  Fail: (216) [user] is_delimiter('L')
   Call: (216) [system] ')'=='L'
   Fail: (216) [system] ')'=='L'
   Call: (216) [system] get_char((0x55798e5fad60), 'L')
   Exit: (216) [system] get_char((0x55798e5fad60), 'L')
   Call: (216) [system] 'L'=(\)
   Fail: (216) [system] 'L'=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1064024)
   Call: (217) [system] peek_char((0x55798e5fad60), _1064958)
   Exit: (217) [system] peek_char((0x55798e5fad60), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_1069678, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_1070610, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55798e5fad60), i)
   Exit: (217) [system] get_char((0x55798e5fad60), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1077960)
   Call: (218) [system] peek_char((0x55798e5fad60), _1078894)
   Exit: (218) [system] peek_char((0x55798e5fad60), n)
^  Call: (218) [user] is_delimiter(n)
   Call: (219) [system] char_type(n, space)
   Fail: (219) [system] char_type(n, space)
   Call: (219) [system] arg(_1083614, v('(', ')', end_of_file), n)
   Fail: (219) [system] arg(_1084546, v('(', ')', end_of_file), n)
^  Fail: (218) [user] is_delimiter(n)
   Call: (218) [system] ')'==n
   Fail: (218) [system] ')'==n
   Call: (218) [system] get_char((0x55798e5fad60), n)
   Exit: (218) [system] get_char((0x55798e5fad60), n)
   Call: (218) [system] n=(\)
   Fail: (218) [system] n=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1091896)
   Call: (219) [system] peek_char((0x55798e5fad60), _1092830)
   Exit: (219) [system] peek_char((0x55798e5fad60), k)
^  Call: (219) [user] is_delimiter(k)
   Call: (220) [system] char_type(k, space)
   Fail: (220) [system] char_type(k, space)
   Call: (220) [system] arg(_1097550, v('(', ')', end_of_file), k)
   Fail: (220) [system] arg(_1098482, v('(', ')', end_of_file), k)
^  Fail: (219) [user] is_delimiter(k)
   Call: (219) [system] ')'==k
   Fail: (219) [system] ')'==k
   Call: (219) [system] get_char((0x55798e5fad60), k)
   Exit: (219) [system] get_char((0x55798e5fad60), k)
   Call: (219) [system] k=(\)
   Fail: (219) [system] k=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1105832)
   Call: (220) [system] peek_char((0x55798e5fad60), _1106766)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _1105832=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (219) [system] _1091896=[k]
   Exit: (219) [system] [k]=[k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (218) [system] _1077960=[n, k]
   Exit: (218) [system] [n, k]=[n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (217) [system] _1064024=[i, n, k]
   Exit: (217) [system] [i, n, k]=[i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (216) [system] _1050088=['L', i, n, k]
   Exit: (216) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (215) [system] _1036152=[r, 'L', i, n, k]
   Exit: (215) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (214) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1002498)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1130046, _1130048), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1002498), _1130022, fail)), '$restore_trace'(_1130046, _1130048))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1130046, _1130048))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1002498), _1130022, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1002498)
   Fail: (215) [system] atomic(_1002498)
   Call: (215) [system] atom_chars(_1002498, ['O', r, 'L', i, n, k])
   Exit: (215) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (214) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1139422)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1141280)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _1149018)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1151722)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1166800)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1172370)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1174228)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1188382)
   Exit: (214) [system] get_char((0x55798e5fad60), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1172370)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1193952)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'I')
   Call: (216) [system] 'I'=(;)
   Fail: (216) [system] 'I'=(;)
^  Call: (216) [user] is_like_space('I')
   Call: (217) [system] char_type('I', 'white')
   Fail: (217) [system] char_type('I', 'white')
   Call: (217) [system] char_type('I', end_of_line)
   Fail: (217) [system] char_type('I', end_of_line)
   Call: (217) [system] char_type('I', space)
   Fail: (217) [system] char_type('I', space)
   Call: (217) [system] char_type('I', cntrl)
   Fail: (217) [system] char_type('I', cntrl)
^  Fail: (216) [user] is_like_space('I')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1208106)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'I')
   Call: (215) [system] 'I'=')'
   Fail: (215) [system] 'I'=')'
   Call: (215) [system] 'I'=end_of_file
   Fail: (215) [system] 'I'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _1213676)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1215534)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'I')
   Call: (217) [system] 'I'=(;)
   Fail: (217) [system] 'I'=(;)
^  Call: (217) [user] is_like_space('I')
   Call: (218) [system] char_type('I', 'white')
   Fail: (218) [system] char_type('I', 'white')
   Call: (218) [system] char_type('I', end_of_line)
   Fail: (218) [system] char_type('I', end_of_line)
   Call: (218) [system] char_type('I', space)
   Fail: (218) [system] char_type('I', space)
   Call: (218) [system] char_type('I', cntrl)
   Fail: (218) [system] char_type('I', cntrl)
^  Fail: (217) [user] is_like_space('I')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _1229688)
   Exit: (216) [system] get_char((0x55798e5fad60), 'I')
   Call: (216) [system] 'I'='('
   Fail: (216) [system] 'I'='('
   Call: (216) [system] 'I'='['
   Fail: (216) [system] 'I'='['
   Call: (216) [system] 'I'='{'
   Fail: (216) [system] 'I'='{'
   Call: (216) [system] 'I'='"'
   Fail: (216) [system] 'I'='"'
   Call: (216) [system] 'I'=!
   Fail: (216) [system] 'I'=!
   Call: (216) [system] 'I'='\''
   Fail: (216) [system] 'I'='\''
   Call: (216) [system] 'I'='`'
   Fail: (216) [system] 'I'='`'
   Call: (216) [system] 'I'=end_of_file
   Fail: (216) [system] 'I'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1213676)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1247330)
   Call: (218) [system] peek_char((0x55798e5fad60), _1248264)
   Exit: (218) [system] peek_char((0x55798e5fad60), m)
^  Call: (218) [user] is_delimiter(m)
   Call: (219) [system] char_type(m, space)
   Fail: (219) [system] char_type(m, space)
   Call: (219) [system] arg(_1252984, v('(', ')', end_of_file), m)
   Fail: (219) [system] arg(_1253916, v('(', ')', end_of_file), m)
^  Fail: (218) [user] is_delimiter(m)
   Call: (218) [system] ')'==m
   Fail: (218) [system] ')'==m
   Call: (218) [system] get_char((0x55798e5fad60), m)
   Exit: (218) [system] get_char((0x55798e5fad60), m)
   Call: (218) [system] m=(\)
   Fail: (218) [system] m=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1261266)
   Call: (219) [system] peek_char((0x55798e5fad60), _1262200)
   Exit: (219) [system] peek_char((0x55798e5fad60), p)
^  Call: (219) [user] is_delimiter(p)
   Call: (220) [system] char_type(p, space)
   Fail: (220) [system] char_type(p, space)
   Call: (220) [system] arg(_1266920, v('(', ')', end_of_file), p)
   Fail: (220) [system] arg(_1267852, v('(', ')', end_of_file), p)
^  Fail: (219) [user] is_delimiter(p)
   Call: (219) [system] ')'==p
   Fail: (219) [system] ')'==p
   Call: (219) [system] get_char((0x55798e5fad60), p)
   Exit: (219) [system] get_char((0x55798e5fad60), p)
   Call: (219) [system] p=(\)
   Fail: (219) [system] p=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1275202)
   Call: (220) [system] peek_char((0x55798e5fad60), _1276136)
   Exit: (220) [system] peek_char((0x55798e5fad60), l)
^  Call: (220) [user] is_delimiter(l)
   Call: (221) [system] char_type(l, space)
   Fail: (221) [system] char_type(l, space)
   Call: (221) [system] arg(_1280856, v('(', ')', end_of_file), l)
   Fail: (221) [system] arg(_1281788, v('(', ')', end_of_file), l)
^  Fail: (220) [user] is_delimiter(l)
   Call: (220) [system] ')'==l
   Fail: (220) [system] ')'==l
   Call: (220) [system] get_char((0x55798e5fad60), l)
   Exit: (220) [system] get_char((0x55798e5fad60), l)
   Call: (220) [system] l=(\)
   Fail: (220) [system] l=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1289138)
   Call: (221) [system] peek_char((0x55798e5fad60), _1290072)
   Exit: (221) [system] peek_char((0x55798e5fad60), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_1294792, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_1295724, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55798e5fad60), i)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1303074)
   Call: (222) [system] peek_char((0x55798e5fad60), _1304008)
   Exit: (222) [system] peek_char((0x55798e5fad60), c)
^  Call: (222) [user] is_delimiter(c)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] arg(_1308728, v('(', ')', end_of_file), c)
   Fail: (223) [system] arg(_1309660, v('(', ')', end_of_file), c)
^  Fail: (222) [user] is_delimiter(c)
   Call: (222) [system] ')'==c
   Fail: (222) [system] ')'==c
   Call: (222) [system] get_char((0x55798e5fad60), c)
   Exit: (222) [system] get_char((0x55798e5fad60), c)
   Call: (222) [system] c=(\)
   Fail: (222) [system] c=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1317010)
   Call: (223) [system] peek_char((0x55798e5fad60), _1317944)
   Exit: (223) [system] peek_char((0x55798e5fad60), a)
^  Call: (223) [user] is_delimiter(a)
   Call: (224) [system] char_type(a, space)
   Fail: (224) [system] char_type(a, space)
   Call: (224) [system] arg(_1322664, v('(', ')', end_of_file), a)
   Fail: (224) [system] arg(_1323596, v('(', ')', end_of_file), a)
^  Fail: (223) [user] is_delimiter(a)
   Call: (223) [system] ')'==a
   Fail: (223) [system] ')'==a
   Call: (223) [system] get_char((0x55798e5fad60), a)
   Exit: (223) [system] get_char((0x55798e5fad60), a)
   Call: (223) [system] a=(\)
   Fail: (223) [system] a=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1330946)
   Call: (224) [system] peek_char((0x55798e5fad60), _1331880)
   Exit: (224) [system] peek_char((0x55798e5fad60), t)
^  Call: (224) [user] is_delimiter(t)
   Call: (225) [system] char_type(t, space)
   Fail: (225) [system] char_type(t, space)
   Call: (225) [system] arg(_1336600, v('(', ')', end_of_file), t)
   Fail: (225) [system] arg(_1337532, v('(', ')', end_of_file), t)
^  Fail: (224) [user] is_delimiter(t)
   Call: (224) [system] ')'==t
   Fail: (224) [system] ')'==t
   Call: (224) [system] get_char((0x55798e5fad60), t)
   Exit: (224) [system] get_char((0x55798e5fad60), t)
   Call: (224) [system] t=(\)
   Fail: (224) [system] t=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1344882)
   Call: (225) [system] peek_char((0x55798e5fad60), _1345816)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_1350536, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_1351468, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1358818)
   Call: (226) [system] peek_char((0x55798e5fad60), _1359752)
   Exit: (226) [system] peek_char((0x55798e5fad60), o)
^  Call: (226) [user] is_delimiter(o)
   Call: (227) [system] char_type(o, space)
   Fail: (227) [system] char_type(o, space)
   Call: (227) [system] arg(_1364472, v('(', ')', end_of_file), o)
   Fail: (227) [system] arg(_1365404, v('(', ')', end_of_file), o)
^  Fail: (226) [user] is_delimiter(o)
   Call: (226) [system] ')'==o
   Fail: (226) [system] ')'==o
   Call: (226) [system] get_char((0x55798e5fad60), o)
   Exit: (226) [system] get_char((0x55798e5fad60), o)
   Call: (226) [system] o=(\)
   Fail: (226) [system] o=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1372754)
   Call: (227) [system] peek_char((0x55798e5fad60), _1373688)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_1378408, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_1379340, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1386690)
   Call: (228) [system] peek_char((0x55798e5fad60), _1387624)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1386690=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (227) [system] _1372754=[n]
   Exit: (227) [system] [n]=[n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (226) [system] _1358818=[o, n]
   Exit: (226) [system] [o, n]=[o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (225) [system] _1344882=[i, o, n]
   Exit: (225) [system] [i, o, n]=[i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (224) [system] _1330946=[t, i, o, n]
   Exit: (224) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (223) [system] _1317010=[a, t, i, o, n]
   Exit: (223) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (222) [system] _1303074=[c, a, t, i, o, n]
   Exit: (222) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (221) [system] _1289138=[i, c, a, t, i, o, n]
   Exit: (221) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (220) [system] _1275202=[l, i, c, a, t, i, o, n]
   Exit: (220) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (219) [system] _1261266=[p, l, i, c, a, t, i, o, n]
   Exit: (219) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (218) [system] _1247330=[m, p, l, i, c, a, t, i, o, n]
   Exit: (218) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (217) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1213676)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1424874, _1424876), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1213676), _1424850, fail)), '$restore_trace'(_1424874, _1424876))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1424874, _1424876))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1213676), _1424850, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1213676)
   Fail: (218) [system] atomic(_1213676)
   Call: (218) [system] atom_chars(_1213676, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (218) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (217) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _1434250)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1436108)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _1443846)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1446550)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1461628)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _1467198)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1469056)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _1483210)
   Exit: (217) [system] get_char((0x55798e5fad60), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1467198)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1488780)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'A')
   Call: (219) [system] 'A'=(;)
   Fail: (219) [system] 'A'=(;)
^  Call: (219) [user] is_like_space('A')
   Call: (220) [system] char_type('A', 'white')
   Fail: (220) [system] char_type('A', 'white')
   Call: (220) [system] char_type('A', end_of_line)
   Fail: (220) [system] char_type('A', end_of_line)
   Call: (220) [system] char_type('A', space)
   Fail: (220) [system] char_type('A', space)
   Call: (220) [system] char_type('A', cntrl)
   Fail: (220) [system] char_type('A', cntrl)
^  Fail: (219) [user] is_like_space('A')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1502934)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'A')
   Call: (218) [system] 'A'=')'
   Fail: (218) [system] 'A'=')'
   Call: (218) [system] 'A'=end_of_file
   Fail: (218) [system] 'A'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1508504)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1510362)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'=(;)
   Fail: (220) [system] 'A'=(;)
^  Call: (220) [user] is_like_space('A')
   Call: (221) [system] char_type('A', 'white')
   Fail: (221) [system] char_type('A', 'white')
   Call: (221) [system] char_type('A', end_of_line)
   Fail: (221) [system] char_type('A', end_of_line)
   Call: (221) [system] char_type('A', space)
   Fail: (221) [system] char_type('A', space)
   Call: (221) [system] char_type('A', cntrl)
   Fail: (221) [system] char_type('A', cntrl)
^  Fail: (220) [user] is_like_space('A')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1524516)
   Exit: (219) [system] get_char((0x55798e5fad60), 'A')
   Call: (219) [system] 'A'='('
   Fail: (219) [system] 'A'='('
   Call: (219) [system] 'A'='['
   Fail: (219) [system] 'A'='['
   Call: (219) [system] 'A'='{'
   Fail: (219) [system] 'A'='{'
   Call: (219) [system] 'A'='"'
   Fail: (219) [system] 'A'='"'
   Call: (219) [system] 'A'=!
   Fail: (219) [system] 'A'=!
   Call: (219) [system] 'A'='\''
   Fail: (219) [system] 'A'='\''
   Call: (219) [system] 'A'='`'
   Fail: (219) [system] 'A'='`'
   Call: (219) [system] 'A'=end_of_file
   Fail: (219) [system] 'A'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1508504)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1542158)
   Call: (221) [system] peek_char((0x55798e5fad60), _1543092)
   Exit: (221) [system] peek_char((0x55798e5fad60), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1547812, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1548744, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55798e5fad60), n)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1556094)
   Call: (222) [system] peek_char((0x55798e5fad60), _1557028)
   Exit: (222) [system] peek_char((0x55798e5fad60), d)
^  Call: (222) [user] is_delimiter(d)
   Call: (223) [system] char_type(d, space)
   Fail: (223) [system] char_type(d, space)
   Call: (223) [system] arg(_1561748, v('(', ')', end_of_file), d)
   Fail: (223) [system] arg(_1562680, v('(', ')', end_of_file), d)
^  Fail: (222) [user] is_delimiter(d)
   Call: (222) [system] ')'==d
   Fail: (222) [system] ')'==d
   Call: (222) [system] get_char((0x55798e5fad60), d)
   Exit: (222) [system] get_char((0x55798e5fad60), d)
   Call: (222) [system] d=(\)
   Fail: (222) [system] d=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1570030)
   Call: (223) [system] peek_char((0x55798e5fad60), _1570964)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (223) [user] is_delimiter('L')
   Call: (224) [system] char_type('L', space)
   Fail: (224) [system] char_type('L', space)
   Call: (224) [system] arg(_1575684, v('(', ')', end_of_file), 'L')
   Fail: (224) [system] arg(_1576616, v('(', ')', end_of_file), 'L')
^  Fail: (223) [user] is_delimiter('L')
   Call: (223) [system] ')'=='L'
   Fail: (223) [system] ')'=='L'
   Call: (223) [system] get_char((0x55798e5fad60), 'L')
   Exit: (223) [system] get_char((0x55798e5fad60), 'L')
   Call: (223) [system] 'L'=(\)
   Fail: (223) [system] 'L'=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1583966)
   Call: (224) [system] peek_char((0x55798e5fad60), _1584900)
   Exit: (224) [system] peek_char((0x55798e5fad60), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_1589620, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_1590552, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55798e5fad60), i)
   Exit: (224) [system] get_char((0x55798e5fad60), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1597902)
   Call: (225) [system] peek_char((0x55798e5fad60), _1598836)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_1603556, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_1604488, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1611838)
   Call: (226) [system] peek_char((0x55798e5fad60), _1612772)
   Exit: (226) [system] peek_char((0x55798e5fad60), k)
^  Call: (226) [user] is_delimiter(k)
   Call: (227) [system] char_type(k, space)
   Fail: (227) [system] char_type(k, space)
   Call: (227) [system] arg(_1617492, v('(', ')', end_of_file), k)
   Fail: (227) [system] arg(_1618424, v('(', ')', end_of_file), k)
^  Fail: (226) [user] is_delimiter(k)
   Call: (226) [system] ')'==k
   Fail: (226) [system] ')'==k
   Call: (226) [system] get_char((0x55798e5fad60), k)
   Exit: (226) [system] get_char((0x55798e5fad60), k)
   Call: (226) [system] k=(\)
   Fail: (226) [system] k=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1625774)
   Call: (227) [system] peek_char((0x55798e5fad60), _1626708)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _1625774=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (226) [system] _1611838=[k]
   Exit: (226) [system] [k]=[k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (225) [system] _1597902=[n, k]
   Exit: (225) [system] [n, k]=[n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (224) [system] _1583966=[i, n, k]
   Exit: (224) [system] [i, n, k]=[i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (223) [system] _1570030=['L', i, n, k]
   Exit: (223) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (222) [system] _1556094=[d, 'L', i, n, k]
   Exit: (222) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (221) [system] _1542158=[n, d, 'L', i, n, k]
   Exit: (221) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (220) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1508504)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1652782, _1652784), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1508504), _1652758, fail)), '$restore_trace'(_1652782, _1652784))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1652782, _1652784))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1508504), _1652758, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_1508504)
   Fail: (221) [system] atomic(_1508504)
   Call: (221) [system] atom_chars(_1508504, ['A', n, d, 'L', i, n, k])
   Exit: (221) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (220) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1662158)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1664016)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _1671754)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1674458)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'=(;)
   Fail: (221) [system] 'A'=(;)
^  Call: (221) [user] is_like_space('A')
   Call: (222) [system] char_type('A', 'white')
   Fail: (222) [system] char_type('A', 'white')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] char_type('A', space)
   Fail: (222) [system] char_type('A', space)
   Call: (222) [system] char_type('A', cntrl)
   Fail: (222) [system] char_type('A', cntrl)
^  Fail: (221) [user] is_like_space('A')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1689536)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'A')
   Call: (219) [system] 'A'=')'
   Fail: (219) [system] 'A'=')'
   Call: (219) [system] 'A'=end_of_file
   Fail: (219) [system] 'A'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1695106)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1696964)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'=(;)
   Fail: (221) [system] 'A'=(;)
^  Call: (221) [user] is_like_space('A')
   Call: (222) [system] char_type('A', 'white')
   Fail: (222) [system] char_type('A', 'white')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] char_type('A', space)
   Fail: (222) [system] char_type('A', space)
   Call: (222) [system] char_type('A', cntrl)
   Fail: (222) [system] char_type('A', cntrl)
^  Fail: (221) [user] is_like_space('A')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1711118)
   Exit: (220) [system] get_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'='('
   Fail: (220) [system] 'A'='('
   Call: (220) [system] 'A'='['
   Fail: (220) [system] 'A'='['
   Call: (220) [system] 'A'='{'
   Fail: (220) [system] 'A'='{'
   Call: (220) [system] 'A'='"'
   Fail: (220) [system] 'A'='"'
   Call: (220) [system] 'A'=!
   Fail: (220) [system] 'A'=!
   Call: (220) [system] 'A'='\''
   Fail: (220) [system] 'A'='\''
   Call: (220) [system] 'A'='`'
   Fail: (220) [system] 'A'='`'
   Call: (220) [system] 'A'=end_of_file
   Fail: (220) [system] 'A'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1695106)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1728760)
   Call: (222) [system] peek_char((0x55798e5fad60), _1729694)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _1728760=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (221) [user] classify_and_convert_charseq('A', [], _1695106)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_1739004, _1739006), once(user:catch(read_from_chars(['A'], _1695106), _1738980, fail)), '$restore_trace'(_1739004, _1739006))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_1739004, _1739006))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1695106), _1738980, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_1695106)
   Fail: (222) [system] atomic(_1695106)
   Call: (222) [system] atom_chars(_1695106, ['A'])
   Exit: (222) [system] atom_chars('A', ['A'])
^  Exit: (221) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1748380)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1750238)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _1757976)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1760680)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'B')
   Call: (222) [system] 'B'=(;)
   Fail: (222) [system] 'B'=(;)
^  Call: (222) [user] is_like_space('B')
   Call: (223) [system] char_type('B', 'white')
   Fail: (223) [system] char_type('B', 'white')
   Call: (223) [system] char_type('B', end_of_line)
   Fail: (223) [system] char_type('B', end_of_line)
   Call: (223) [system] char_type('B', space)
   Fail: (223) [system] char_type('B', space)
   Call: (223) [system] char_type('B', cntrl)
   Fail: (223) [system] char_type('B', cntrl)
^  Fail: (222) [user] is_like_space('B')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1775758)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'B')
   Call: (220) [system] 'B'=')'
   Fail: (220) [system] 'B'=')'
   Call: (220) [system] 'B'=end_of_file
   Fail: (220) [system] 'B'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1781328)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1783186)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'B')
   Call: (222) [system] 'B'=(;)
   Fail: (222) [system] 'B'=(;)
^  Call: (222) [user] is_like_space('B')
   Call: (223) [system] char_type('B', 'white')
   Fail: (223) [system] char_type('B', 'white')
   Call: (223) [system] char_type('B', end_of_line)
   Fail: (223) [system] char_type('B', end_of_line)
   Call: (223) [system] char_type('B', space)
   Fail: (223) [system] char_type('B', space)
   Call: (223) [system] char_type('B', cntrl)
   Fail: (223) [system] char_type('B', cntrl)
^  Fail: (222) [user] is_like_space('B')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1797340)
   Exit: (221) [system] get_char((0x55798e5fad60), 'B')
   Call: (221) [system] 'B'='('
   Fail: (221) [system] 'B'='('
   Call: (221) [system] 'B'='['
   Fail: (221) [system] 'B'='['
   Call: (221) [system] 'B'='{'
   Fail: (221) [system] 'B'='{'
   Call: (221) [system] 'B'='"'
   Fail: (221) [system] 'B'='"'
   Call: (221) [system] 'B'=!
   Fail: (221) [system] 'B'=!
   Call: (221) [system] 'B'='\''
   Fail: (221) [system] 'B'='\''
   Call: (221) [system] 'B'='`'
   Fail: (221) [system] 'B'='`'
   Call: (221) [system] 'B'=end_of_file
   Fail: (221) [system] 'B'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1781328)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1814982)
   Call: (223) [system] peek_char((0x55798e5fad60), _1815916)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
^  Call: (223) [user] is_delimiter(')')
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] arg(_1820636, v('(', ')', end_of_file), ')')
   Exit: (224) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (223) [user] is_delimiter(')')
   Call: (223) [system] _1814982=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (222) [user] classify_and_convert_charseq('B', [], _1781328)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_1827098, _1827100), once(user:catch(read_from_chars(['B'], _1781328), _1827074, fail)), '$restore_trace'(_1827098, _1827100))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_1827098, _1827100))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1781328), _1827074, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_1781328)
   Fail: (223) [system] atomic(_1781328)
   Call: (223) [system] atom_chars(_1781328, ['B'])
   Exit: (223) [system] atom_chars('B', ['B'])
^  Exit: (222) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1836474)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1838332)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1852486)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55798e5fad60), _1856276)
   Exit: (221) [system] get_char((0x55798e5fad60), ')')
   Call: (221) [system] _1836474=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [])
   Call: (220) [system] _1748380=['B']
   Exit: (220) [system] ['B']=['B']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (219) [system] _1662158=['A', 'B']
   Exit: (219) [system] ['A', 'B']=['A', 'B']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (218) [system] _1467198=['AndLink', 'A', 'B']
   Exit: (218) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1870158)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1872016)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _1879754)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1882458)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'C')
   Call: (219) [system] 'C'=(;)
   Fail: (219) [system] 'C'=(;)
^  Call: (219) [user] is_like_space('C')
   Call: (220) [system] char_type('C', 'white')
   Fail: (220) [system] char_type('C', 'white')
   Call: (220) [system] char_type('C', end_of_line)
   Fail: (220) [system] char_type('C', end_of_line)
   Call: (220) [system] char_type('C', space)
   Fail: (220) [system] char_type('C', space)
   Call: (220) [system] char_type('C', cntrl)
   Fail: (220) [system] char_type('C', cntrl)
^  Fail: (219) [user] is_like_space('C')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1897536)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'C')
   Call: (217) [system] 'C'=')'
   Fail: (217) [system] 'C'=')'
   Call: (217) [system] 'C'=end_of_file
   Fail: (217) [system] 'C'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _1903106)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1904964)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'C')
   Call: (219) [system] 'C'=(;)
   Fail: (219) [system] 'C'=(;)
^  Call: (219) [user] is_like_space('C')
   Call: (220) [system] char_type('C', 'white')
   Fail: (220) [system] char_type('C', 'white')
   Call: (220) [system] char_type('C', end_of_line)
   Fail: (220) [system] char_type('C', end_of_line)
   Call: (220) [system] char_type('C', space)
   Fail: (220) [system] char_type('C', space)
   Call: (220) [system] char_type('C', cntrl)
   Fail: (220) [system] char_type('C', cntrl)
^  Fail: (219) [user] is_like_space('C')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _1919118)
   Exit: (218) [system] get_char((0x55798e5fad60), 'C')
   Call: (218) [system] 'C'='('
   Fail: (218) [system] 'C'='('
   Call: (218) [system] 'C'='['
   Fail: (218) [system] 'C'='['
   Call: (218) [system] 'C'='{'
   Fail: (218) [system] 'C'='{'
   Call: (218) [system] 'C'='"'
   Fail: (218) [system] 'C'='"'
   Call: (218) [system] 'C'=!
   Fail: (218) [system] 'C'=!
   Call: (218) [system] 'C'='\''
   Fail: (218) [system] 'C'='\''
   Call: (218) [system] 'C'='`'
   Fail: (218) [system] 'C'='`'
   Call: (218) [system] 'C'=end_of_file
   Fail: (218) [system] 'C'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1903106)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1936760)
   Call: (220) [system] peek_char((0x55798e5fad60), _1937694)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
^  Call: (220) [user] is_delimiter(')')
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] arg(_1942414, v('(', ')', end_of_file), ')')
   Exit: (221) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (220) [user] is_delimiter(')')
   Call: (220) [system] _1936760=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (219) [user] classify_and_convert_charseq('C', [], _1903106)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1948876, _1948878), once(user:catch(read_from_chars(['C'], _1903106), _1948852, fail)), '$restore_trace'(_1948876, _1948878))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1948876, _1948878))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1903106), _1948852, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_1903106)
   Fail: (220) [system] atomic(_1903106)
   Call: (220) [system] atom_chars(_1903106, ['C'])
   Exit: (220) [system] atom_chars('C', ['C'])
^  Exit: (219) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1958252)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1960110)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1974264)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55798e5fad60), _1978054)
   Exit: (218) [system] get_char((0x55798e5fad60), ')')
   Call: (218) [system] _1958252=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [])
   Call: (217) [system] _1870158=['C']
   Exit: (217) [system] ['C']=['C']
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (216) [system] _1434250=[['AndLink', 'A', 'B'], 'C']
   Exit: (216) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (215) [system] _1172370=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (215) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1991936)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1993794)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _2001532)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _2004236)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _2019314)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _2024884)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _2026742)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _2040896)
   Exit: (215) [system] get_char((0x55798e5fad60), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _2024884)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _2046466)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'O')
   Call: (217) [system] 'O'=(;)
   Fail: (217) [system] 'O'=(;)
^  Call: (217) [user] is_like_space('O')
   Call: (218) [system] char_type('O', 'white')
   Fail: (218) [system] char_type('O', 'white')
   Call: (218) [system] char_type('O', end_of_line)
   Fail: (218) [system] char_type('O', end_of_line)
   Call: (218) [system] char_type('O', space)
   Fail: (218) [system] char_type('O', space)
   Call: (218) [system] char_type('O', cntrl)
   Fail: (218) [system] char_type('O', cntrl)
^  Fail: (217) [user] is_like_space('O')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _2060620)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'O')
   Call: (216) [system] 'O'=')'
   Fail: (216) [system] 'O'=')'
   Call: (216) [system] 'O'=end_of_file
   Fail: (216) [system] 'O'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _2066190)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _2068048)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'O')
   Call: (218) [system] 'O'=(;)
   Fail: (218) [system] 'O'=(;)
^  Call: (218) [user] is_like_space('O')
   Call: (219) [system] char_type('O', 'white')
   Fail: (219) [system] char_type('O', 'white')
   Call: (219) [system] char_type('O', end_of_line)
   Fail: (219) [system] char_type('O', end_of_line)
   Call: (219) [system] char_type('O', space)
   Fail: (219) [system] char_type('O', space)
   Call: (219) [system] char_type('O', cntrl)
   Fail: (219) [system] char_type('O', cntrl)
^  Fail: (218) [user] is_like_space('O')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _2082202)
   Exit: (217) [system] get_char((0x55798e5fad60), 'O')
   Call: (217) [system] 'O'='('
   Fail: (217) [system] 'O'='('
   Call: (217) [system] 'O'='['
   Fail: (217) [system] 'O'='['
   Call: (217) [system] 'O'='{'
   Fail: (217) [system] 'O'='{'
   Call: (217) [system] 'O'='"'
   Fail: (217) [system] 'O'='"'
   Call: (217) [system] 'O'=!
   Fail: (217) [system] 'O'=!
   Call: (217) [system] 'O'='\''
   Fail: (217) [system] 'O'='\''
   Call: (217) [system] 'O'='`'
   Fail: (217) [system] 'O'='`'
   Call: (217) [system] 'O'=end_of_file
   Fail: (217) [system] 'O'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'O', _4802)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _7950)
   Call: (219) [system] peek_char((0x55798e5fad60), _8884)
   Exit: (219) [system] peek_char((0x55798e5fad60), r)
^  Call: (219) [user] is_delimiter(r)
   Call: (220) [system] char_type(r, space)
   Fail: (220) [system] char_type(r, space)
   Call: (220) [system] arg(_13604, v('(', ')', end_of_file), r)
   Fail: (220) [system] arg(_14536, v('(', ')', end_of_file), r)
^  Fail: (219) [user] is_delimiter(r)
   Call: (219) [system] ')'==r
   Fail: (219) [system] ')'==r
   Call: (219) [system] get_char((0x55798e5fad60), r)
   Exit: (219) [system] get_char((0x55798e5fad60), r)
   Call: (219) [system] r=(\)
   Fail: (219) [system] r=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _21886)
   Call: (220) [system] peek_char((0x55798e5fad60), _22820)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (220) [user] is_delimiter('L')
   Call: (221) [system] char_type('L', space)
   Fail: (221) [system] char_type('L', space)
   Call: (221) [system] arg(_27540, v('(', ')', end_of_file), 'L')
   Fail: (221) [system] arg(_28472, v('(', ')', end_of_file), 'L')
^  Fail: (220) [user] is_delimiter('L')
   Call: (220) [system] ')'=='L'
   Fail: (220) [system] ')'=='L'
   Call: (220) [system] get_char((0x55798e5fad60), 'L')
   Exit: (220) [system] get_char((0x55798e5fad60), 'L')
   Call: (220) [system] 'L'=(\)
   Fail: (220) [system] 'L'=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _35822)
   Call: (221) [system] peek_char((0x55798e5fad60), _36756)
   Exit: (221) [system] peek_char((0x55798e5fad60), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_41476, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_42408, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55798e5fad60), i)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _49758)
   Call: (222) [system] peek_char((0x55798e5fad60), _50692)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_55412, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_56344, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _63694)
   Call: (223) [system] peek_char((0x55798e5fad60), _64628)
   Exit: (223) [system] peek_char((0x55798e5fad60), k)
^  Call: (223) [user] is_delimiter(k)
   Call: (224) [system] char_type(k, space)
   Fail: (224) [system] char_type(k, space)
   Call: (224) [system] arg(_69348, v('(', ')', end_of_file), k)
   Fail: (224) [system] arg(_70280, v('(', ')', end_of_file), k)
^  Fail: (223) [user] is_delimiter(k)
   Call: (223) [system] ')'==k
   Fail: (223) [system] ')'==k
   Call: (223) [system] get_char((0x55798e5fad60), k)
   Exit: (223) [system] get_char((0x55798e5fad60), k)
   Call: (223) [system] k=(\)
   Fail: (223) [system] k=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _77630)
   Call: (224) [system] peek_char((0x55798e5fad60), _78564)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _77630=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (223) [system] _63694=[k]
   Exit: (223) [system] [k]=[k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (222) [system] _49758=[n, k]
   Exit: (222) [system] [n, k]=[n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (221) [system] _35822=[i, n, k]
   Exit: (221) [system] [i, n, k]=[i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (220) [system] _21886=['L', i, n, k]
   Exit: (220) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (219) [system] _7950=[r, 'L', i, n, k]
   Exit: (219) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (218) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _4802)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_101844, _101846), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _4802), _101820, fail)), '$restore_trace'(_101844, _101846))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_101844, _101846))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _4802), _101820, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_4802)
   Fail: (219) [system] atomic(_4802)
   Call: (219) [system] atom_chars(_4802, ['O', r, 'L', i, n, k])
   Exit: (219) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (218) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _111220)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _113078)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _120816)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _123520)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _138598)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _144168)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _146026)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _160180)
   Exit: (218) [system] get_char((0x55798e5fad60), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _144168)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _165750)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'I')
   Call: (220) [system] 'I'=(;)
   Fail: (220) [system] 'I'=(;)
^  Call: (220) [user] is_like_space('I')
   Call: (221) [system] char_type('I', 'white')
   Fail: (221) [system] char_type('I', 'white')
   Call: (221) [system] char_type('I', end_of_line)
   Fail: (221) [system] char_type('I', end_of_line)
   Call: (221) [system] char_type('I', space)
   Fail: (221) [system] char_type('I', space)
   Call: (221) [system] char_type('I', cntrl)
   Fail: (221) [system] char_type('I', cntrl)
^  Fail: (220) [user] is_like_space('I')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _179904)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'I')
   Call: (219) [system] 'I'=')'
   Fail: (219) [system] 'I'=')'
   Call: (219) [system] 'I'=end_of_file
   Fail: (219) [system] 'I'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _185474)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _187332)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'I')
   Call: (221) [system] 'I'=(;)
   Fail: (221) [system] 'I'=(;)
^  Call: (221) [user] is_like_space('I')
   Call: (222) [system] char_type('I', 'white')
   Fail: (222) [system] char_type('I', 'white')
   Call: (222) [system] char_type('I', end_of_line)
   Fail: (222) [system] char_type('I', end_of_line)
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] char_type('I', cntrl)
   Fail: (222) [system] char_type('I', cntrl)
^  Fail: (221) [user] is_like_space('I')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _201486)
   Exit: (220) [system] get_char((0x55798e5fad60), 'I')
   Call: (220) [system] 'I'='('
   Fail: (220) [system] 'I'='('
   Call: (220) [system] 'I'='['
   Fail: (220) [system] 'I'='['
   Call: (220) [system] 'I'='{'
   Fail: (220) [system] 'I'='{'
   Call: (220) [system] 'I'='"'
   Fail: (220) [system] 'I'='"'
   Call: (220) [system] 'I'=!
   Fail: (220) [system] 'I'=!
   Call: (220) [system] 'I'='\''
   Fail: (220) [system] 'I'='\''
   Call: (220) [system] 'I'='`'
   Fail: (220) [system] 'I'='`'
   Call: (220) [system] 'I'=end_of_file
   Fail: (220) [system] 'I'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'I', _185474)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _219128)
   Call: (222) [system] peek_char((0x55798e5fad60), _220062)
   Exit: (222) [system] peek_char((0x55798e5fad60), m)
^  Call: (222) [user] is_delimiter(m)
   Call: (223) [system] char_type(m, space)
   Fail: (223) [system] char_type(m, space)
   Call: (223) [system] arg(_224782, v('(', ')', end_of_file), m)
   Fail: (223) [system] arg(_225714, v('(', ')', end_of_file), m)
^  Fail: (222) [user] is_delimiter(m)
   Call: (222) [system] ')'==m
   Fail: (222) [system] ')'==m
   Call: (222) [system] get_char((0x55798e5fad60), m)
   Exit: (222) [system] get_char((0x55798e5fad60), m)
   Call: (222) [system] m=(\)
   Fail: (222) [system] m=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _233064)
   Call: (223) [system] peek_char((0x55798e5fad60), _233998)
   Exit: (223) [system] peek_char((0x55798e5fad60), p)
^  Call: (223) [user] is_delimiter(p)
   Call: (224) [system] char_type(p, space)
   Fail: (224) [system] char_type(p, space)
   Call: (224) [system] arg(_238718, v('(', ')', end_of_file), p)
   Fail: (224) [system] arg(_239650, v('(', ')', end_of_file), p)
^  Fail: (223) [user] is_delimiter(p)
   Call: (223) [system] ')'==p
   Fail: (223) [system] ')'==p
   Call: (223) [system] get_char((0x55798e5fad60), p)
   Exit: (223) [system] get_char((0x55798e5fad60), p)
   Call: (223) [system] p=(\)
   Fail: (223) [system] p=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _247000)
   Call: (224) [system] peek_char((0x55798e5fad60), _247934)
   Exit: (224) [system] peek_char((0x55798e5fad60), l)
^  Call: (224) [user] is_delimiter(l)
   Call: (225) [system] char_type(l, space)
   Fail: (225) [system] char_type(l, space)
   Call: (225) [system] arg(_252654, v('(', ')', end_of_file), l)
   Fail: (225) [system] arg(_253586, v('(', ')', end_of_file), l)
^  Fail: (224) [user] is_delimiter(l)
   Call: (224) [system] ')'==l
   Fail: (224) [system] ')'==l
   Call: (224) [system] get_char((0x55798e5fad60), l)
   Exit: (224) [system] get_char((0x55798e5fad60), l)
   Call: (224) [system] l=(\)
   Fail: (224) [system] l=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _260936)
   Call: (225) [system] peek_char((0x55798e5fad60), _261870)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_266590, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_267522, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _274872)
   Call: (226) [system] peek_char((0x55798e5fad60), _275806)
   Exit: (226) [system] peek_char((0x55798e5fad60), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_280526, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_281458, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55798e5fad60), c)
   Exit: (226) [system] get_char((0x55798e5fad60), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _288808)
   Call: (227) [system] peek_char((0x55798e5fad60), _289742)
   Exit: (227) [system] peek_char((0x55798e5fad60), a)
^  Call: (227) [user] is_delimiter(a)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] arg(_294462, v('(', ')', end_of_file), a)
   Fail: (228) [system] arg(_295394, v('(', ')', end_of_file), a)
^  Fail: (227) [user] is_delimiter(a)
   Call: (227) [system] ')'==a
   Fail: (227) [system] ')'==a
   Call: (227) [system] get_char((0x55798e5fad60), a)
   Exit: (227) [system] get_char((0x55798e5fad60), a)
   Call: (227) [system] a=(\)
   Fail: (227) [system] a=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _302744)
   Call: (228) [system] peek_char((0x55798e5fad60), _303678)
   Exit: (228) [system] peek_char((0x55798e5fad60), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_308398, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_309330, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55798e5fad60), t)
   Exit: (228) [system] get_char((0x55798e5fad60), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _316680)
   Call: (229) [system] peek_char((0x55798e5fad60), _317614)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_322334, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_323266, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _330616)
   Call: (230) [system] peek_char((0x55798e5fad60), _331550)
   Exit: (230) [system] peek_char((0x55798e5fad60), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_336270, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_337202, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55798e5fad60), o)
   Exit: (230) [system] get_char((0x55798e5fad60), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _344552)
   Call: (231) [system] peek_char((0x55798e5fad60), _345486)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_350206, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_351138, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _358488)
   Call: (232) [system] peek_char((0x55798e5fad60), _359422)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _358488=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (231) [system] _344552=[n]
   Exit: (231) [system] [n]=[n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (230) [system] _330616=[o, n]
   Exit: (230) [system] [o, n]=[o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (229) [system] _316680=[i, o, n]
   Exit: (229) [system] [i, o, n]=[i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (228) [system] _302744=[t, i, o, n]
   Exit: (228) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (227) [system] _288808=[a, t, i, o, n]
   Exit: (227) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (226) [system] _274872=[c, a, t, i, o, n]
   Exit: (226) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (225) [system] _260936=[i, c, a, t, i, o, n]
   Exit: (225) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (224) [system] _247000=[l, i, c, a, t, i, o, n]
   Exit: (224) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (223) [system] _233064=[p, l, i, c, a, t, i, o, n]
   Exit: (223) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (222) [system] _219128=[m, p, l, i, c, a, t, i, o, n]
   Exit: (222) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (221) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _185474)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_396672, _396674), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _185474), _396648, fail)), '$restore_trace'(_396672, _396674))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_396672, _396674))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _185474), _396648, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_185474)
   Fail: (222) [system] atomic(_185474)
   Call: (222) [system] atom_chars(_185474, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (222) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (221) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _406048)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _407906)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _415644)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _418348)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _433426)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _438996)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _440854)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _455008)
   Exit: (221) [system] get_char((0x55798e5fad60), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _438996)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _460578)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'=(;)
   Fail: (223) [system] 'A'=(;)
^  Call: (223) [user] is_like_space('A')
   Call: (224) [system] char_type('A', 'white')
   Fail: (224) [system] char_type('A', 'white')
   Call: (224) [system] char_type('A', end_of_line)
   Fail: (224) [system] char_type('A', end_of_line)
   Call: (224) [system] char_type('A', space)
   Fail: (224) [system] char_type('A', space)
   Call: (224) [system] char_type('A', cntrl)
   Fail: (224) [system] char_type('A', cntrl)
^  Fail: (223) [user] is_like_space('A')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _474732)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=')'
   Fail: (222) [system] 'A'=')'
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _480302)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _482160)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _496314)
   Exit: (223) [system] get_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'='('
   Fail: (223) [system] 'A'='('
   Call: (223) [system] 'A'='['
   Fail: (223) [system] 'A'='['
   Call: (223) [system] 'A'='{'
   Fail: (223) [system] 'A'='{'
   Call: (223) [system] 'A'='"'
   Fail: (223) [system] 'A'='"'
   Call: (223) [system] 'A'=!
   Fail: (223) [system] 'A'=!
   Call: (223) [system] 'A'='\''
   Fail: (223) [system] 'A'='\''
   Call: (223) [system] 'A'='`'
   Fail: (223) [system] 'A'='`'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'A', _480302)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _513956)
   Call: (225) [system] peek_char((0x55798e5fad60), _514890)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_519610, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_520542, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _527892)
   Call: (226) [system] peek_char((0x55798e5fad60), _528826)
   Exit: (226) [system] peek_char((0x55798e5fad60), d)
^  Call: (226) [user] is_delimiter(d)
   Call: (227) [system] char_type(d, space)
   Fail: (227) [system] char_type(d, space)
   Call: (227) [system] arg(_533546, v('(', ')', end_of_file), d)
   Fail: (227) [system] arg(_534478, v('(', ')', end_of_file), d)
^  Fail: (226) [user] is_delimiter(d)
   Call: (226) [system] ')'==d
   Fail: (226) [system] ')'==d
   Call: (226) [system] get_char((0x55798e5fad60), d)
   Exit: (226) [system] get_char((0x55798e5fad60), d)
   Call: (226) [system] d=(\)
   Fail: (226) [system] d=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _541828)
   Call: (227) [system] peek_char((0x55798e5fad60), _542762)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (227) [user] is_delimiter('L')
   Call: (228) [system] char_type('L', space)
   Fail: (228) [system] char_type('L', space)
   Call: (228) [system] arg(_547482, v('(', ')', end_of_file), 'L')
   Fail: (228) [system] arg(_548414, v('(', ')', end_of_file), 'L')
^  Fail: (227) [user] is_delimiter('L')
   Call: (227) [system] ')'=='L'
   Fail: (227) [system] ')'=='L'
   Call: (227) [system] get_char((0x55798e5fad60), 'L')
   Exit: (227) [system] get_char((0x55798e5fad60), 'L')
   Call: (227) [system] 'L'=(\)
   Fail: (227) [system] 'L'=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _555764)
   Call: (228) [system] peek_char((0x55798e5fad60), _556698)
   Exit: (228) [system] peek_char((0x55798e5fad60), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_561418, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_562350, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55798e5fad60), i)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _569700)
   Call: (229) [system] peek_char((0x55798e5fad60), _570634)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_575354, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_576286, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _583636)
   Call: (230) [system] peek_char((0x55798e5fad60), _584570)
   Exit: (230) [system] peek_char((0x55798e5fad60), k)
^  Call: (230) [user] is_delimiter(k)
   Call: (231) [system] char_type(k, space)
   Fail: (231) [system] char_type(k, space)
   Call: (231) [system] arg(_589290, v('(', ')', end_of_file), k)
   Fail: (231) [system] arg(_590222, v('(', ')', end_of_file), k)
^  Fail: (230) [user] is_delimiter(k)
   Call: (230) [system] ')'==k
   Fail: (230) [system] ')'==k
   Call: (230) [system] get_char((0x55798e5fad60), k)
   Exit: (230) [system] get_char((0x55798e5fad60), k)
   Call: (230) [system] k=(\)
   Fail: (230) [system] k=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _597572)
   Call: (231) [system] peek_char((0x55798e5fad60), _598506)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _597572=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (230) [system] _583636=[k]
   Exit: (230) [system] [k]=[k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (229) [system] _569700=[n, k]
   Exit: (229) [system] [n, k]=[n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (228) [system] _555764=[i, n, k]
   Exit: (228) [system] [i, n, k]=[i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (227) [system] _541828=['L', i, n, k]
   Exit: (227) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (226) [system] _527892=[d, 'L', i, n, k]
   Exit: (226) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (225) [system] _513956=[n, d, 'L', i, n, k]
   Exit: (225) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (224) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _480302)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_624580, _624582), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _480302), _624556, fail)), '$restore_trace'(_624580, _624582))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_624580, _624582))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _480302), _624556, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_480302)
   Fail: (225) [system] atomic(_480302)
   Call: (225) [system] atom_chars(_480302, ['A', n, d, 'L', i, n, k])
   Exit: (225) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (224) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _633956)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _635814)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _643552)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _646256)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _661334)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'=')'
   Fail: (223) [system] 'A'=')'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _666904)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _668762)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _682916)
   Exit: (224) [system] get_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'='('
   Fail: (224) [system] 'A'='('
   Call: (224) [system] 'A'='['
   Fail: (224) [system] 'A'='['
   Call: (224) [system] 'A'='{'
   Fail: (224) [system] 'A'='{'
   Call: (224) [system] 'A'='"'
   Fail: (224) [system] 'A'='"'
   Call: (224) [system] 'A'=!
   Fail: (224) [system] 'A'=!
   Call: (224) [system] 'A'='\''
   Fail: (224) [system] 'A'='\''
   Call: (224) [system] 'A'='`'
   Fail: (224) [system] 'A'='`'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'A', _666904)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _700558)
   Call: (226) [system] peek_char((0x55798e5fad60), _701492)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _700558=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (225) [user] classify_and_convert_charseq('A', [], _666904)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_710802, _710804), once(user:catch(read_from_chars(['A'], _666904), _710778, fail)), '$restore_trace'(_710802, _710804))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_710802, _710804))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _666904), _710778, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_666904)
   Fail: (226) [system] atomic(_666904)
   Call: (226) [system] atom_chars(_666904, ['A'])
   Exit: (226) [system] atom_chars('A', ['A'])
^  Exit: (225) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _720178)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _722036)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _729774)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _732478)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'B')
   Call: (226) [system] 'B'=(;)
   Fail: (226) [system] 'B'=(;)
^  Call: (226) [user] is_like_space('B')
   Call: (227) [system] char_type('B', 'white')
   Fail: (227) [system] char_type('B', 'white')
   Call: (227) [system] char_type('B', end_of_line)
   Fail: (227) [system] char_type('B', end_of_line)
   Call: (227) [system] char_type('B', space)
   Fail: (227) [system] char_type('B', space)
   Call: (227) [system] char_type('B', cntrl)
   Fail: (227) [system] char_type('B', cntrl)
^  Fail: (226) [user] is_like_space('B')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _747556)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'B')
   Call: (224) [system] 'B'=')'
   Fail: (224) [system] 'B'=')'
   Call: (224) [system] 'B'=end_of_file
   Fail: (224) [system] 'B'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _753126)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _754984)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'B')
   Call: (226) [system] 'B'=(;)
   Fail: (226) [system] 'B'=(;)
^  Call: (226) [user] is_like_space('B')
   Call: (227) [system] char_type('B', 'white')
   Fail: (227) [system] char_type('B', 'white')
   Call: (227) [system] char_type('B', end_of_line)
   Fail: (227) [system] char_type('B', end_of_line)
   Call: (227) [system] char_type('B', space)
   Fail: (227) [system] char_type('B', space)
   Call: (227) [system] char_type('B', cntrl)
   Fail: (227) [system] char_type('B', cntrl)
^  Fail: (226) [user] is_like_space('B')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _769138)
   Exit: (225) [system] get_char((0x55798e5fad60), 'B')
   Call: (225) [system] 'B'='('
   Fail: (225) [system] 'B'='('
   Call: (225) [system] 'B'='['
   Fail: (225) [system] 'B'='['
   Call: (225) [system] 'B'='{'
   Fail: (225) [system] 'B'='{'
   Call: (225) [system] 'B'='"'
   Fail: (225) [system] 'B'='"'
   Call: (225) [system] 'B'=!
   Fail: (225) [system] 'B'=!
   Call: (225) [system] 'B'='\''
   Fail: (225) [system] 'B'='\''
   Call: (225) [system] 'B'='`'
   Fail: (225) [system] 'B'='`'
   Call: (225) [system] 'B'=end_of_file
   Fail: (225) [system] 'B'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'B', _753126)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _786780)
   Call: (227) [system] peek_char((0x55798e5fad60), _787714)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
^  Call: (227) [user] is_delimiter(')')
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] arg(_792434, v('(', ')', end_of_file), ')')
   Exit: (228) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (227) [user] is_delimiter(')')
   Call: (227) [system] _786780=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (226) [user] classify_and_convert_charseq('B', [], _753126)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_798896, _798898), once(user:catch(read_from_chars(['B'], _753126), _798872, fail)), '$restore_trace'(_798896, _798898))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_798896, _798898))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _753126), _798872, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_753126)
   Fail: (227) [system] atomic(_753126)
   Call: (227) [system] atom_chars(_753126, ['B'])
   Exit: (227) [system] atom_chars('B', ['B'])
^  Exit: (226) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _808272)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _810130)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _824284)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55798e5fad60), _828074)
   Exit: (225) [system] get_char((0x55798e5fad60), ')')
   Call: (225) [system] _808272=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [])
   Call: (224) [system] _720178=['B']
   Exit: (224) [system] ['B']=['B']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (223) [system] _633956=['A', 'B']
   Exit: (223) [system] ['A', 'B']=['A', 'B']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (222) [system] _438996=['AndLink', 'A', 'B']
   Exit: (222) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _841956)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _843814)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _851552)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _854256)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'C')
   Call: (223) [system] 'C'=(;)
   Fail: (223) [system] 'C'=(;)
^  Call: (223) [user] is_like_space('C')
   Call: (224) [system] char_type('C', 'white')
   Fail: (224) [system] char_type('C', 'white')
   Call: (224) [system] char_type('C', end_of_line)
   Fail: (224) [system] char_type('C', end_of_line)
   Call: (224) [system] char_type('C', space)
   Fail: (224) [system] char_type('C', space)
   Call: (224) [system] char_type('C', cntrl)
   Fail: (224) [system] char_type('C', cntrl)
^  Fail: (223) [user] is_like_space('C')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _869334)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'C')
   Call: (221) [system] 'C'=')'
   Fail: (221) [system] 'C'=')'
   Call: (221) [system] 'C'=end_of_file
   Fail: (221) [system] 'C'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _874904)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _876762)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'C')
   Call: (223) [system] 'C'=(;)
   Fail: (223) [system] 'C'=(;)
^  Call: (223) [user] is_like_space('C')
   Call: (224) [system] char_type('C', 'white')
   Fail: (224) [system] char_type('C', 'white')
   Call: (224) [system] char_type('C', end_of_line)
   Fail: (224) [system] char_type('C', end_of_line)
   Call: (224) [system] char_type('C', space)
   Fail: (224) [system] char_type('C', space)
   Call: (224) [system] char_type('C', cntrl)
   Fail: (224) [system] char_type('C', cntrl)
^  Fail: (223) [user] is_like_space('C')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _890916)
   Exit: (222) [system] get_char((0x55798e5fad60), 'C')
   Call: (222) [system] 'C'='('
   Fail: (222) [system] 'C'='('
   Call: (222) [system] 'C'='['
   Fail: (222) [system] 'C'='['
   Call: (222) [system] 'C'='{'
   Fail: (222) [system] 'C'='{'
   Call: (222) [system] 'C'='"'
   Fail: (222) [system] 'C'='"'
   Call: (222) [system] 'C'=!
   Fail: (222) [system] 'C'=!
   Call: (222) [system] 'C'='\''
   Fail: (222) [system] 'C'='\''
   Call: (222) [system] 'C'='`'
   Fail: (222) [system] 'C'='`'
   Call: (222) [system] 'C'=end_of_file
   Fail: (222) [system] 'C'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'C', _874904)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _908558)
   Call: (224) [system] peek_char((0x55798e5fad60), _909492)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
^  Call: (224) [user] is_delimiter(')')
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] arg(_914212, v('(', ')', end_of_file), ')')
   Exit: (225) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (224) [user] is_delimiter(')')
   Call: (224) [system] _908558=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (223) [user] classify_and_convert_charseq('C', [], _874904)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_920674, _920676), once(user:catch(read_from_chars(['C'], _874904), _920650, fail)), '$restore_trace'(_920674, _920676))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_920674, _920676))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _874904), _920650, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_874904)
   Fail: (224) [system] atomic(_874904)
   Call: (224) [system] atom_chars(_874904, ['C'])
   Exit: (224) [system] atom_chars('C', ['C'])
^  Exit: (223) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _930050)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _931908)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _946062)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55798e5fad60), _949852)
   Exit: (222) [system] get_char((0x55798e5fad60), ')')
   Call: (222) [system] _930050=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [])
   Call: (221) [system] _841956=['C']
   Exit: (221) [system] ['C']=['C']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (220) [system] _406048=[['AndLink', 'A', 'B'], 'C']
   Exit: (220) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (219) [system] _144168=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (219) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _963734)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _965592)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _973330)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _976034)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'=(;)
   Fail: (220) [system] 'A'=(;)
^  Call: (220) [user] is_like_space('A')
   Call: (221) [system] char_type('A', 'white')
   Fail: (221) [system] char_type('A', 'white')
   Call: (221) [system] char_type('A', end_of_line)
   Fail: (221) [system] char_type('A', end_of_line)
   Call: (221) [system] char_type('A', space)
   Fail: (221) [system] char_type('A', space)
   Call: (221) [system] char_type('A', cntrl)
   Fail: (221) [system] char_type('A', cntrl)
^  Fail: (220) [user] is_like_space('A')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _991112)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'A')
   Call: (218) [system] 'A'=')'
   Fail: (218) [system] 'A'=')'
   Call: (218) [system] 'A'=end_of_file
   Fail: (218) [system] 'A'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _996682)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _998540)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'=(;)
   Fail: (220) [system] 'A'=(;)
^  Call: (220) [user] is_like_space('A')
   Call: (221) [system] char_type('A', 'white')
   Fail: (221) [system] char_type('A', 'white')
   Call: (221) [system] char_type('A', end_of_line)
   Fail: (221) [system] char_type('A', end_of_line)
   Call: (221) [system] char_type('A', space)
   Fail: (221) [system] char_type('A', space)
   Call: (221) [system] char_type('A', cntrl)
   Fail: (221) [system] char_type('A', cntrl)
^  Fail: (220) [user] is_like_space('A')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1012694)
   Exit: (219) [system] get_char((0x55798e5fad60), 'A')
   Call: (219) [system] 'A'='('
   Fail: (219) [system] 'A'='('
   Call: (219) [system] 'A'='['
   Fail: (219) [system] 'A'='['
   Call: (219) [system] 'A'='{'
   Fail: (219) [system] 'A'='{'
   Call: (219) [system] 'A'='"'
   Fail: (219) [system] 'A'='"'
   Call: (219) [system] 'A'=!
   Fail: (219) [system] 'A'=!
   Call: (219) [system] 'A'='\''
   Fail: (219) [system] 'A'='\''
   Call: (219) [system] 'A'='`'
   Fail: (219) [system] 'A'='`'
   Call: (219) [system] 'A'=end_of_file
   Fail: (219) [system] 'A'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), 'A', _996682)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1030336)
   Call: (221) [system] peek_char((0x55798e5fad60), _1031270)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
^  Call: (221) [user] is_delimiter(')')
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] arg(_1035990, v('(', ')', end_of_file), ')')
   Exit: (222) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (221) [user] is_delimiter(')')
   Call: (221) [system] _1030336=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (220) [user] classify_and_convert_charseq('A', [], _996682)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1042452, _1042454), once(user:catch(read_from_chars(['A'], _996682), _1042428, fail)), '$restore_trace'(_1042452, _1042454))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1042452, _1042454))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _996682), _1042428, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_996682)
   Fail: (221) [system] atomic(_996682)
   Call: (221) [system] atom_chars(_996682, ['A'])
   Exit: (221) [system] atom_chars('A', ['A'])
^  Exit: (220) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1051828)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1053686)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1067840)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55798e5fad60), _1071630)
   Exit: (219) [system] get_char((0x55798e5fad60), ')')
   Call: (219) [system] _1051828=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [])
   Call: (218) [system] _963734=['A']
   Exit: (218) [system] ['A']=['A']
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (217) [system] _111220=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
   Exit: (217) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']=[['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
   Call: (216) [system] _4796=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
   Exit: (216) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A'])
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1085512)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1087370)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1101524)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55798e5fad60), _1105314)
   Exit: (215) [system] get_char((0x55798e5fad60), ')')
   Call: (215) [system] _1085512=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [])
   Call: (214) [system] _4792=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (214) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
   Call: (213) [system] _4750=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (213) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
   Call: (212) [system] _4742=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
   Exit: (212) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']])
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1119196)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1121054)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=(;)
   Fail: (212) [system] ')'=(;)
^  Call: (212) [user] is_like_space(')')
   Call: (213) [system] char_type(')', 'white')
   Fail: (213) [system] char_type(')', 'white')
   Call: (213) [system] char_type(')', end_of_line)
   Fail: (213) [system] char_type(')', end_of_line)
   Call: (213) [system] char_type(')', space)
   Fail: (213) [system] char_type(')', space)
   Call: (213) [system] char_type(')', cntrl)
   Fail: (213) [system] char_type(')', cntrl)
^  Fail: (212) [user] is_like_space(')')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1135208)
   Exit: (211) [system] peek_char((0x55798e5fad60), ')')
   Call: (211) [system] ')'=')'
   Exit: (211) [system] ')'=')'
   Call: (211) [system] get_char((0x55798e5fad60), _1138998)
   Exit: (211) [system] get_char((0x55798e5fad60), ')')
   Call: (211) [system] _1119196=[]
   Exit: (211) [system] []=[]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [])
   Call: (210) [system] _4738=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]
   Exit: (210) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]])
   Call: (209) [system] _4696=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]
   Exit: (209) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]])
   Call: (208) [system] _4688=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]
   Exit: (208) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]]
^  Exit: (207) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]])
^  Exit: (206) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', abc, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], 'A']]])
^  Call: (206) [user] read_list(')', (0x55798e5fad60), _1152880)
^  Call: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _1154738)
   Exit: (208) [system] peek_char((0x55798e5fad60), '\n')
   Call: (208) [system] '\n'=(;)
   Fail: (208) [system] '\n'=(;)
^  Call: (208) [user] is_like_space('\n')
   Call: (209) [system] char_type('\n', 'white')
   Fail: (209) [system] char_type('\n', 'white')
   Call: (209) [system] char_type('\n', end_of_line)
   Exit: (209) [system] char_type('\n', end_of_line)
^  Exit: (208) [user] is_like_space('\n')
   Call: (208) [system] get_char((0x55798e5fad60), _1164332)
   Exit: (208) [system] get_char((0x55798e5fad60), '\n')
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1167036)
   Exit: (209) [system] peek_char((0x55798e5fad60), ' ')
   Call: (209) [system] ' '=(;)
   Fail: (209) [system] ' '=(;)
^  Call: (209) [user] is_like_space(' ')
   Call: (210) [system] char_type(' ', 'white')
   Exit: (210) [system] char_type(' ', 'white')
^  Exit: (209) [user] is_like_space(' ')
   Call: (209) [system] get_char((0x55798e5fad60), _1174774)
   Exit: (209) [system] get_char((0x55798e5fad60), ' ')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1177478)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
^  Exit: (207) [user] skip_spaces((0x55798e5fad60))
   Call: (207) [system] peek_char((0x55798e5fad60), _1193480)
   Exit: (207) [system] peek_char((0x55798e5fad60), '(')
   Call: (207) [system] '('=')'
   Fail: (207) [system] '('=')'
   Call: (207) [system] '('=end_of_file
   Fail: (207) [system] '('=end_of_file
^  Call: (207) [user] cont_sexpr(')', (0x55798e5fad60), _1199050)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1200908)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=(;)
   Fail: (209) [system] '('=(;)
^  Call: (209) [user] is_like_space('(')
   Call: (210) [system] char_type('(', 'white')
   Fail: (210) [system] char_type('(', 'white')
   Call: (210) [system] char_type('(', end_of_line)
   Fail: (210) [system] char_type('(', end_of_line)
   Call: (210) [system] char_type('(', space)
   Fail: (210) [system] char_type('(', space)
   Call: (210) [system] char_type('(', cntrl)
   Fail: (210) [system] char_type('(', cntrl)
^  Fail: (209) [user] is_like_space('(')
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] get_char((0x55798e5fad60), _1215062)
   Exit: (208) [system] get_char((0x55798e5fad60), '(')
   Call: (208) [system] '('='('
   Exit: (208) [system] '('='('
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1199050)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1220632)
   Exit: (210) [system] peek_char((0x55798e5fad60), :)
   Call: (210) [system] (:)=(;)
   Fail: (210) [system] (:)=(;)
^  Call: (210) [user] is_like_space(:)
   Call: (211) [system] char_type(:, 'white')
   Fail: (211) [system] char_type(:, 'white')
   Call: (211) [system] char_type(:, end_of_line)
   Fail: (211) [system] char_type(:, end_of_line)
   Call: (211) [system] char_type(:, space)
   Fail: (211) [system] char_type(:, space)
   Call: (211) [system] char_type(:, cntrl)
   Fail: (211) [system] char_type(:, cntrl)
^  Fail: (210) [user] is_like_space(:)
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1234786)
   Exit: (209) [system] peek_char((0x55798e5fad60), :)
   Call: (209) [system] (:)=')'
   Fail: (209) [system] (:)=')'
   Call: (209) [system] (:)=end_of_file
   Fail: (209) [system] (:)=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1240356)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1242214)
   Exit: (211) [system] peek_char((0x55798e5fad60), :)
   Call: (211) [system] (:)=(;)
   Fail: (211) [system] (:)=(;)
^  Call: (211) [user] is_like_space(:)
   Call: (212) [system] char_type(:, 'white')
   Fail: (212) [system] char_type(:, 'white')
   Call: (212) [system] char_type(:, end_of_line)
   Fail: (212) [system] char_type(:, end_of_line)
   Call: (212) [system] char_type(:, space)
   Fail: (212) [system] char_type(:, space)
   Call: (212) [system] char_type(:, cntrl)
   Fail: (212) [system] char_type(:, cntrl)
^  Fail: (211) [user] is_like_space(:)
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1256368)
   Exit: (210) [system] get_char((0x55798e5fad60), :)
   Call: (210) [system] (:)='('
   Fail: (210) [system] (:)='('
   Call: (210) [system] (:)='['
   Fail: (210) [system] (:)='['
   Call: (210) [system] (:)='{'
   Fail: (210) [system] (:)='{'
   Call: (210) [system] (:)='"'
   Fail: (210) [system] (:)='"'
   Call: (210) [system] (:)=!
   Fail: (210) [system] (:)=!
   Call: (210) [system] (:)='\''
   Fail: (210) [system] (:)='\''
   Call: (210) [system] (:)='`'
   Fail: (210) [system] (:)='`'
   Call: (210) [system] (:)=end_of_file
   Fail: (210) [system] (:)=end_of_file
^  Call: (210) [user] read_symbolic(')', (0x55798e5fad60), :, _1240356)
^  Call: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), _1274010)
   Call: (212) [system] peek_char((0x55798e5fad60), _1274944)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (212) [user] is_delimiter(' ')
   Call: (213) [system] char_type(' ', space)
   Exit: (213) [system] char_type(' ', space)
^  Exit: (212) [user] is_delimiter(' ')
   Call: (212) [system] _1274010=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (211) [user] classify_and_convert_charseq(:, [], _1240356)
^  Call: (213) [system] setup_call_cleanup('$notrace'(_1284254, _1284256), once(user:catch(read_from_chars([:], _1240356), _1284230, fail)), '$restore_trace'(_1284254, _1284256))
^  Call: (214) [system] sig_atomic(system:'$notrace'(_1284254, _1284256))
^  Exit: (213) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1284230, fail)), system:'$restore_trace'(3, -1))
   Call: (212) [system] atomic(:)
   Exit: (212) [system] atomic(:)
^  Exit: (211) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (210) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1291754)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1293612)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _1301350)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1304054)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1319132)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1324702)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1326560)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1340714)
   Exit: (211) [system] get_char((0x55798e5fad60), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1324702)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1346284)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'D')
   Call: (213) [system] 'D'=(;)
   Fail: (213) [system] 'D'=(;)
^  Call: (213) [user] is_like_space('D')
   Call: (214) [system] char_type('D', 'white')
   Fail: (214) [system] char_type('D', 'white')
   Call: (214) [system] char_type('D', end_of_line)
   Fail: (214) [system] char_type('D', end_of_line)
   Call: (214) [system] char_type('D', space)
   Fail: (214) [system] char_type('D', space)
   Call: (214) [system] char_type('D', cntrl)
   Fail: (214) [system] char_type('D', cntrl)
^  Fail: (213) [user] is_like_space('D')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1360438)
   Exit: (212) [system] peek_char((0x55798e5fad60), 'D')
   Call: (212) [system] 'D'=')'
   Fail: (212) [system] 'D'=')'
   Call: (212) [system] 'D'=end_of_file
   Fail: (212) [system] 'D'=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1366008)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1367866)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'D')
   Call: (214) [system] 'D'=(;)
   Fail: (214) [system] 'D'=(;)
^  Call: (214) [user] is_like_space('D')
   Call: (215) [system] char_type('D', 'white')
   Fail: (215) [system] char_type('D', 'white')
   Call: (215) [system] char_type('D', end_of_line)
   Fail: (215) [system] char_type('D', end_of_line)
   Call: (215) [system] char_type('D', space)
   Fail: (215) [system] char_type('D', space)
   Call: (215) [system] char_type('D', cntrl)
   Fail: (215) [system] char_type('D', cntrl)
^  Fail: (214) [user] is_like_space('D')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1382020)
   Exit: (213) [system] get_char((0x55798e5fad60), 'D')
   Call: (213) [system] 'D'='('
   Fail: (213) [system] 'D'='('
   Call: (213) [system] 'D'='['
   Fail: (213) [system] 'D'='['
   Call: (213) [system] 'D'='{'
   Fail: (213) [system] 'D'='{'
   Call: (213) [system] 'D'='"'
   Fail: (213) [system] 'D'='"'
   Call: (213) [system] 'D'=!
   Fail: (213) [system] 'D'=!
   Call: (213) [system] 'D'='\''
   Fail: (213) [system] 'D'='\''
   Call: (213) [system] 'D'='`'
   Fail: (213) [system] 'D'='`'
   Call: (213) [system] 'D'=end_of_file
   Fail: (213) [system] 'D'=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1366008)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1399662)
   Call: (215) [system] peek_char((0x55798e5fad60), _1400596)
   Exit: (215) [system] peek_char((0x55798e5fad60), i)
^  Call: (215) [user] is_delimiter(i)
   Call: (216) [system] char_type(i, space)
   Fail: (216) [system] char_type(i, space)
   Call: (216) [system] arg(_1405316, v('(', ')', end_of_file), i)
   Fail: (216) [system] arg(_1406248, v('(', ')', end_of_file), i)
^  Fail: (215) [user] is_delimiter(i)
   Call: (215) [system] ')'==i
   Fail: (215) [system] ')'==i
   Call: (215) [system] get_char((0x55798e5fad60), i)
   Exit: (215) [system] get_char((0x55798e5fad60), i)
   Call: (215) [system] i=(\)
   Fail: (215) [system] i=(\)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1413598)
   Call: (216) [system] peek_char((0x55798e5fad60), _1414532)
   Exit: (216) [system] peek_char((0x55798e5fad60), s)
^  Call: (216) [user] is_delimiter(s)
   Call: (217) [system] char_type(s, space)
   Fail: (217) [system] char_type(s, space)
   Call: (217) [system] arg(_1419252, v('(', ')', end_of_file), s)
   Fail: (217) [system] arg(_1420184, v('(', ')', end_of_file), s)
^  Fail: (216) [user] is_delimiter(s)
   Call: (216) [system] ')'==s
   Fail: (216) [system] ')'==s
   Call: (216) [system] get_char((0x55798e5fad60), s)
   Exit: (216) [system] get_char((0x55798e5fad60), s)
   Call: (216) [system] s=(\)
   Fail: (216) [system] s=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1427534)
   Call: (217) [system] peek_char((0x55798e5fad60), _1428468)
   Exit: (217) [system] peek_char((0x55798e5fad60), j)
^  Call: (217) [user] is_delimiter(j)
   Call: (218) [system] char_type(j, space)
   Fail: (218) [system] char_type(j, space)
   Call: (218) [system] arg(_1433188, v('(', ')', end_of_file), j)
   Fail: (218) [system] arg(_1434120, v('(', ')', end_of_file), j)
^  Fail: (217) [user] is_delimiter(j)
   Call: (217) [system] ')'==j
   Fail: (217) [system] ')'==j
   Call: (217) [system] get_char((0x55798e5fad60), j)
   Exit: (217) [system] get_char((0x55798e5fad60), j)
   Call: (217) [system] j=(\)
   Fail: (217) [system] j=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1441470)
   Call: (218) [system] peek_char((0x55798e5fad60), _1442404)
   Exit: (218) [system] peek_char((0x55798e5fad60), u)
^  Call: (218) [user] is_delimiter(u)
   Call: (219) [system] char_type(u, space)
   Fail: (219) [system] char_type(u, space)
   Call: (219) [system] arg(_1447124, v('(', ')', end_of_file), u)
   Fail: (219) [system] arg(_1448056, v('(', ')', end_of_file), u)
^  Fail: (218) [user] is_delimiter(u)
   Call: (218) [system] ')'==u
   Fail: (218) [system] ')'==u
   Call: (218) [system] get_char((0x55798e5fad60), u)
   Exit: (218) [system] get_char((0x55798e5fad60), u)
   Call: (218) [system] u=(\)
   Fail: (218) [system] u=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1455406)
   Call: (219) [system] peek_char((0x55798e5fad60), _1456340)
   Exit: (219) [system] peek_char((0x55798e5fad60), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_1461060, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_1461992, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55798e5fad60), n)
   Exit: (219) [system] get_char((0x55798e5fad60), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1469342)
   Call: (220) [system] peek_char((0x55798e5fad60), _1470276)
   Exit: (220) [system] peek_char((0x55798e5fad60), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_1474996, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_1475928, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55798e5fad60), c)
   Exit: (220) [system] get_char((0x55798e5fad60), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1483278)
   Call: (221) [system] peek_char((0x55798e5fad60), _1484212)
   Exit: (221) [system] peek_char((0x55798e5fad60), t)
^  Call: (221) [user] is_delimiter(t)
   Call: (222) [system] char_type(t, space)
   Fail: (222) [system] char_type(t, space)
   Call: (222) [system] arg(_1488932, v('(', ')', end_of_file), t)
   Fail: (222) [system] arg(_1489864, v('(', ')', end_of_file), t)
^  Fail: (221) [user] is_delimiter(t)
   Call: (221) [system] ')'==t
   Fail: (221) [system] ')'==t
   Call: (221) [system] get_char((0x55798e5fad60), t)
   Exit: (221) [system] get_char((0x55798e5fad60), t)
   Call: (221) [system] t=(\)
   Fail: (221) [system] t=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1497214)
   Call: (222) [system] peek_char((0x55798e5fad60), _1498148)
   Exit: (222) [system] peek_char((0x55798e5fad60), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_1502868, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_1503800, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55798e5fad60), i)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1511150)
   Call: (223) [system] peek_char((0x55798e5fad60), _1512084)
   Exit: (223) [system] peek_char((0x55798e5fad60), o)
^  Call: (223) [user] is_delimiter(o)
   Call: (224) [system] char_type(o, space)
   Fail: (224) [system] char_type(o, space)
   Call: (224) [system] arg(_1516804, v('(', ')', end_of_file), o)
   Fail: (224) [system] arg(_1517736, v('(', ')', end_of_file), o)
^  Fail: (223) [user] is_delimiter(o)
   Call: (223) [system] ')'==o
   Fail: (223) [system] ')'==o
   Call: (223) [system] get_char((0x55798e5fad60), o)
   Exit: (223) [system] get_char((0x55798e5fad60), o)
   Call: (223) [system] o=(\)
   Fail: (223) [system] o=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1525086)
   Call: (224) [system] peek_char((0x55798e5fad60), _1526020)
   Exit: (224) [system] peek_char((0x55798e5fad60), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1530740, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1531672, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55798e5fad60), n)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1539022)
   Call: (225) [system] peek_char((0x55798e5fad60), _1539956)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (225) [user] is_delimiter('I')
   Call: (226) [system] char_type('I', space)
   Fail: (226) [system] char_type('I', space)
   Call: (226) [system] arg(_1544676, v('(', ')', end_of_file), 'I')
   Fail: (226) [system] arg(_1545608, v('(', ')', end_of_file), 'I')
^  Fail: (225) [user] is_delimiter('I')
   Call: (225) [system] ')'=='I'
   Fail: (225) [system] ')'=='I'
   Call: (225) [system] get_char((0x55798e5fad60), 'I')
   Exit: (225) [system] get_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'=(\)
   Fail: (225) [system] 'I'=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1552958)
   Call: (226) [system] peek_char((0x55798e5fad60), _1553892)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_1558612, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_1559544, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1566894)
   Call: (227) [system] peek_char((0x55798e5fad60), _1567828)
   Exit: (227) [system] peek_char((0x55798e5fad60), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_1572548, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_1573480, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55798e5fad60), t)
   Exit: (227) [system] get_char((0x55798e5fad60), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1580830)
   Call: (228) [system] peek_char((0x55798e5fad60), _1581764)
   Exit: (228) [system] peek_char((0x55798e5fad60), r)
^  Call: (228) [user] is_delimiter(r)
   Call: (229) [system] char_type(r, space)
   Fail: (229) [system] char_type(r, space)
   Call: (229) [system] arg(_1586484, v('(', ')', end_of_file), r)
   Fail: (229) [system] arg(_1587416, v('(', ')', end_of_file), r)
^  Fail: (228) [user] is_delimiter(r)
   Call: (228) [system] ')'==r
   Fail: (228) [system] ')'==r
   Call: (228) [system] get_char((0x55798e5fad60), r)
   Exit: (228) [system] get_char((0x55798e5fad60), r)
   Call: (228) [system] r=(\)
   Fail: (228) [system] r=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1594766)
   Call: (229) [system] peek_char((0x55798e5fad60), _1595700)
   Exit: (229) [system] peek_char((0x55798e5fad60), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_1600420, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_1601352, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55798e5fad60), o)
   Exit: (229) [system] get_char((0x55798e5fad60), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1608702)
   Call: (230) [system] peek_char((0x55798e5fad60), _1609636)
   Exit: (230) [system] peek_char((0x55798e5fad60), d)
^  Call: (230) [user] is_delimiter(d)
   Call: (231) [system] char_type(d, space)
   Fail: (231) [system] char_type(d, space)
   Call: (231) [system] arg(_1614356, v('(', ')', end_of_file), d)
   Fail: (231) [system] arg(_1615288, v('(', ')', end_of_file), d)
^  Fail: (230) [user] is_delimiter(d)
   Call: (230) [system] ')'==d
   Fail: (230) [system] ')'==d
   Call: (230) [system] get_char((0x55798e5fad60), d)
   Exit: (230) [system] get_char((0x55798e5fad60), d)
   Call: (230) [system] d=(\)
   Fail: (230) [system] d=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1622638)
   Call: (231) [system] peek_char((0x55798e5fad60), _1623572)
   Exit: (231) [system] peek_char((0x55798e5fad60), u)
^  Call: (231) [user] is_delimiter(u)
   Call: (232) [system] char_type(u, space)
   Fail: (232) [system] char_type(u, space)
   Call: (232) [system] arg(_1628292, v('(', ')', end_of_file), u)
   Fail: (232) [system] arg(_1629224, v('(', ')', end_of_file), u)
^  Fail: (231) [user] is_delimiter(u)
   Call: (231) [system] ')'==u
   Fail: (231) [system] ')'==u
   Call: (231) [system] get_char((0x55798e5fad60), u)
   Exit: (231) [system] get_char((0x55798e5fad60), u)
   Call: (231) [system] u=(\)
   Fail: (231) [system] u=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1636574)
   Call: (232) [system] peek_char((0x55798e5fad60), _1637508)
   Exit: (232) [system] peek_char((0x55798e5fad60), c)
^  Call: (232) [user] is_delimiter(c)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] arg(_1642228, v('(', ')', end_of_file), c)
   Fail: (233) [system] arg(_1643160, v('(', ')', end_of_file), c)
^  Fail: (232) [user] is_delimiter(c)
   Call: (232) [system] ')'==c
   Fail: (232) [system] ')'==c
   Call: (232) [system] get_char((0x55798e5fad60), c)
   Exit: (232) [system] get_char((0x55798e5fad60), c)
   Call: (232) [system] c=(\)
   Fail: (232) [system] c=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1650510)
   Call: (233) [system] peek_char((0x55798e5fad60), _1651444)
   Exit: (233) [system] peek_char((0x55798e5fad60), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_1656164, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_1657096, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55798e5fad60), t)
   Exit: (233) [system] get_char((0x55798e5fad60), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1664446)
   Call: (234) [system] peek_char((0x55798e5fad60), _1665380)
   Exit: (234) [system] peek_char((0x55798e5fad60), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_1670100, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_1671032, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55798e5fad60), i)
   Exit: (234) [system] get_char((0x55798e5fad60), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1678382)
   Call: (235) [system] peek_char((0x55798e5fad60), _1679316)
   Exit: (235) [system] peek_char((0x55798e5fad60), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_1684036, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_1684968, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55798e5fad60), o)
   Exit: (235) [system] get_char((0x55798e5fad60), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1692318)
   Call: (236) [system] peek_char((0x55798e5fad60), _1693252)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1697972, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1698904, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1706254)
   Call: (237) [system] peek_char((0x55798e5fad60), _1707188)
   Exit: (237) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (237) [user] is_delimiter(' ')
   Call: (238) [system] char_type(' ', space)
   Exit: (238) [system] char_type(' ', space)
^  Exit: (237) [user] is_delimiter(' ')
   Call: (237) [system] _1706254=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (236) [system] _1692318=[n]
   Exit: (236) [system] [n]=[n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (235) [system] _1678382=[o, n]
   Exit: (235) [system] [o, n]=[o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (234) [system] _1664446=[i, o, n]
   Exit: (234) [system] [i, o, n]=[i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (233) [system] _1650510=[t, i, o, n]
   Exit: (233) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (232) [system] _1636574=[c, t, i, o, n]
   Exit: (232) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (231) [system] _1622638=[u, c, t, i, o, n]
   Exit: (231) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (230) [system] _1608702=[d, u, c, t, i, o, n]
   Exit: (230) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (229) [system] _1594766=[o, d, u, c, t, i, o, n]
   Exit: (229) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (228) [system] _1580830=[r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1566894=[t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1552958=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1539022=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1525086=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1511150=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1497214=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1483278=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1469342=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1455406=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1441470=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1427534=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1413598=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (215) [system] _1399662=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (215) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (214) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1366008)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1777966, _1777968), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1366008), _1777942, fail)), '$restore_trace'(_1777966, _1777968))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1777966, _1777968))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1366008), _1777942, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(_1366008)
   Fail: (215) [system] atomic(_1366008)
   Call: (215) [system] atom_chars(_1366008, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (215) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (214) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1787342)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1789200)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _1796938)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1799642)
   Exit: (215) [system] peek_char((0x55798e5fad60), a)
   Call: (215) [system] a=(;)
   Fail: (215) [system] a=(;)
^  Call: (215) [user] is_like_space(a)
   Call: (216) [system] char_type(a, 'white')
   Fail: (216) [system] char_type(a, 'white')
   Call: (216) [system] char_type(a, end_of_line)
   Fail: (216) [system] char_type(a, end_of_line)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] char_type(a, cntrl)
   Fail: (216) [system] char_type(a, cntrl)
^  Fail: (215) [user] is_like_space(a)
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1814720)
   Exit: (213) [system] peek_char((0x55798e5fad60), a)
   Call: (213) [system] a=')'
   Fail: (213) [system] a=')'
   Call: (213) [system] a=end_of_file
   Fail: (213) [system] a=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1820290)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1822148)
   Exit: (215) [system] peek_char((0x55798e5fad60), a)
   Call: (215) [system] a=(;)
   Fail: (215) [system] a=(;)
^  Call: (215) [user] is_like_space(a)
   Call: (216) [system] char_type(a, 'white')
   Fail: (216) [system] char_type(a, 'white')
   Call: (216) [system] char_type(a, end_of_line)
   Fail: (216) [system] char_type(a, end_of_line)
   Call: (216) [system] char_type(a, space)
   Fail: (216) [system] char_type(a, space)
   Call: (216) [system] char_type(a, cntrl)
   Fail: (216) [system] char_type(a, cntrl)
^  Fail: (215) [user] is_like_space(a)
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1836302)
   Exit: (214) [system] get_char((0x55798e5fad60), a)
   Call: (214) [system] a='('
   Fail: (214) [system] a='('
   Call: (214) [system] a='['
   Fail: (214) [system] a='['
   Call: (214) [system] a='{'
   Fail: (214) [system] a='{'
   Call: (214) [system] a='"'
   Fail: (214) [system] a='"'
   Call: (214) [system] a=!
   Fail: (214) [system] a=!
   Call: (214) [system] a='\''
   Fail: (214) [system] a='\''
   Call: (214) [system] a='`'
   Fail: (214) [system] a='`'
   Call: (214) [system] a=end_of_file
   Fail: (214) [system] a=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), a, _1820290)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1853944)
   Call: (216) [system] peek_char((0x55798e5fad60), _1854878)
   Exit: (216) [system] peek_char((0x55798e5fad60), b)
^  Call: (216) [user] is_delimiter(b)
   Call: (217) [system] char_type(b, space)
   Fail: (217) [system] char_type(b, space)
   Call: (217) [system] arg(_1859598, v('(', ')', end_of_file), b)
   Fail: (217) [system] arg(_1860530, v('(', ')', end_of_file), b)
^  Fail: (216) [user] is_delimiter(b)
   Call: (216) [system] ')'==b
   Fail: (216) [system] ')'==b
   Call: (216) [system] get_char((0x55798e5fad60), b)
   Exit: (216) [system] get_char((0x55798e5fad60), b)
   Call: (216) [system] b=(\)
   Fail: (216) [system] b=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1867880)
   Call: (217) [system] peek_char((0x55798e5fad60), _1868814)
   Exit: (217) [system] peek_char((0x55798e5fad60), c)
^  Call: (217) [user] is_delimiter(c)
   Call: (218) [system] char_type(c, space)
   Fail: (218) [system] char_type(c, space)
   Call: (218) [system] arg(_1873534, v('(', ')', end_of_file), c)
   Fail: (218) [system] arg(_1874466, v('(', ')', end_of_file), c)
^  Fail: (217) [user] is_delimiter(c)
   Call: (217) [system] ')'==c
   Fail: (217) [system] ')'==c
   Call: (217) [system] get_char((0x55798e5fad60), c)
   Exit: (217) [system] get_char((0x55798e5fad60), c)
   Call: (217) [system] c=(\)
   Fail: (217) [system] c=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1881816)
   Call: (218) [system] peek_char((0x55798e5fad60), _1882750)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _1881816=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (217) [system] _1867880=[c]
   Exit: (217) [system] [c]=[c]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (216) [system] _1853944=[b, c]
   Exit: (216) [system] [b, c]=[b, c]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (215) [user] classify_and_convert_charseq(a, [b, c], _1820290)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1897648, _1897650), once(user:catch(read_from_chars([a, b, c], _1820290), _1897624, fail)), '$restore_trace'(_1897648, _1897650))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1897648, _1897650))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1897624, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(abc)
   Exit: (216) [system] atomic(abc)
^  Exit: (215) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1905148)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1907006)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _1914744)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1917448)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1932526)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _1938096)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1939954)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _1954108)
   Exit: (215) [system] get_char((0x55798e5fad60), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _1938096)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1959678)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'D')
   Call: (217) [system] 'D'=(;)
   Fail: (217) [system] 'D'=(;)
^  Call: (217) [user] is_like_space('D')
   Call: (218) [system] char_type('D', 'white')
   Fail: (218) [system] char_type('D', 'white')
   Call: (218) [system] char_type('D', end_of_line)
   Fail: (218) [system] char_type('D', end_of_line)
   Call: (218) [system] char_type('D', space)
   Fail: (218) [system] char_type('D', space)
   Call: (218) [system] char_type('D', cntrl)
   Fail: (218) [system] char_type('D', cntrl)
^  Fail: (217) [user] is_like_space('D')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1973832)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'D')
   Call: (216) [system] 'D'=')'
   Fail: (216) [system] 'D'=')'
   Call: (216) [system] 'D'=end_of_file
   Fail: (216) [system] 'D'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _1979402)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1981260)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'D')
   Call: (218) [system] 'D'=(;)
   Fail: (218) [system] 'D'=(;)
^  Call: (218) [user] is_like_space('D')
   Call: (219) [system] char_type('D', 'white')
   Fail: (219) [system] char_type('D', 'white')
   Call: (219) [system] char_type('D', end_of_line)
   Fail: (219) [system] char_type('D', end_of_line)
   Call: (219) [system] char_type('D', space)
   Fail: (219) [system] char_type('D', space)
   Call: (219) [system] char_type('D', cntrl)
   Fail: (219) [system] char_type('D', cntrl)
^  Fail: (218) [user] is_like_space('D')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _1995414)
   Exit: (217) [system] get_char((0x55798e5fad60), 'D')
   Call: (217) [system] 'D'='('
   Fail: (217) [system] 'D'='('
   Call: (217) [system] 'D'='['
   Fail: (217) [system] 'D'='['
   Call: (217) [system] 'D'='{'
   Fail: (217) [system] 'D'='{'
   Call: (217) [system] 'D'='"'
   Fail: (217) [system] 'D'='"'
   Call: (217) [system] 'D'=!
   Fail: (217) [system] 'D'=!
   Call: (217) [system] 'D'='\''
   Fail: (217) [system] 'D'='\''
   Call: (217) [system] 'D'='`'
   Fail: (217) [system] 'D'='`'
   Call: (217) [system] 'D'=end_of_file
   Fail: (217) [system] 'D'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1979402)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _2013056)
   Call: (219) [system] peek_char((0x55798e5fad60), _2013990)
   Exit: (219) [system] peek_char((0x55798e5fad60), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_2018710, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_2019642, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55798e5fad60), i)
   Exit: (219) [system] get_char((0x55798e5fad60), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _2026992)
   Call: (220) [system] peek_char((0x55798e5fad60), _2027926)
   Exit: (220) [system] peek_char((0x55798e5fad60), s)
^  Call: (220) [user] is_delimiter(s)
   Call: (221) [system] char_type(s, space)
   Fail: (221) [system] char_type(s, space)
   Call: (221) [system] arg(_2032646, v('(', ')', end_of_file), s)
   Fail: (221) [system] arg(_2033578, v('(', ')', end_of_file), s)
^  Fail: (220) [user] is_delimiter(s)
   Call: (220) [system] ')'==s
   Fail: (220) [system] ')'==s
   Call: (220) [system] get_char((0x55798e5fad60), s)
   Exit: (220) [system] get_char((0x55798e5fad60), s)
   Call: (220) [system] s=(\)
   Fail: (220) [system] s=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _2040928)
   Call: (221) [system] peek_char((0x55798e5fad60), _2041862)
   Exit: (221) [system] peek_char((0x55798e5fad60), j)
^  Call: (221) [user] is_delimiter(j)
   Call: (222) [system] char_type(j, space)
   Fail: (222) [system] char_type(j, space)
   Call: (222) [system] arg(_2046582, v('(', ')', end_of_file), j)
   Fail: (222) [system] arg(_2047514, v('(', ')', end_of_file), j)
^  Fail: (221) [user] is_delimiter(j)
   Call: (221) [system] ')'==j
   Fail: (221) [system] ')'==j
   Call: (221) [system] get_char((0x55798e5fad60), j)
   Exit: (221) [system] get_char((0x55798e5fad60), j)
   Call: (221) [system] j=(\)
   Fail: (221) [system] j=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _2054864)
   Call: (222) [system] peek_char((0x55798e5fad60), _2055798)
   Exit: (222) [system] peek_char((0x55798e5fad60), u)
^  Call: (222) [user] is_delimiter(u)
   Call: (223) [system] char_type(u, space)
   Fail: (223) [system] char_type(u, space)
   Call: (223) [system] arg(_2060518, v('(', ')', end_of_file), u)
   Fail: (223) [system] arg(_2061450, v('(', ')', end_of_file), u)
^  Fail: (222) [user] is_delimiter(u)
   Call: (222) [system] ')'==u
   Fail: (222) [system] ')'==u
   Call: (222) [system] get_char((0x55798e5fad60), u)
   Exit: (222) [system] get_char((0x55798e5fad60), u)
   Call: (222) [system] u=(\)
   Fail: (222) [system] u=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _2068800)
   Call: (223) [system] peek_char((0x55798e5fad60), _2069734)
   Exit: (223) [system] peek_char((0x55798e5fad60), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_2074454, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_2075386, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55798e5fad60), n)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _2082736)
   Call: (224) [system] peek_char((0x55798e5fad60), _2083670)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
^  Call: (224) [user] is_delimiter(c)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] arg(_2088390, v('(', ')', end_of_file), c)
   Fail: (225) [system] arg(_2089322, v('(', ')', end_of_file), c)
^  Fail: (224) [user] is_delimiter(c)
   Call: (224) [system] ')'==c
   Fail: (224) [system] ')'==c
   Call: (224) [system] get_char((0x55798e5fad60), c)
   Exit: (224) [system] get_char((0x55798e5fad60), c)
   Call: (224) [system] c=(\)
   Fail: (224) [system] c=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _4922)
   Call: (225) [system] peek_char((0x55798e5fad60), _5672)
   Exit: (225) [system] peek_char((0x55798e5fad60), t)
^  Call: (225) [user] is_delimiter(t)
   Call: (226) [system] char_type(t, space)
   Fail: (226) [system] char_type(t, space)
   Call: (226) [system] arg(_10392, v('(', ')', end_of_file), t)
   Fail: (226) [system] arg(_11324, v('(', ')', end_of_file), t)
^  Fail: (225) [user] is_delimiter(t)
   Call: (225) [system] ')'==t
   Fail: (225) [system] ')'==t
   Call: (225) [system] get_char((0x55798e5fad60), t)
   Exit: (225) [system] get_char((0x55798e5fad60), t)
   Call: (225) [system] t=(\)
   Fail: (225) [system] t=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _18674)
   Call: (226) [system] peek_char((0x55798e5fad60), _19608)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_24328, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_25260, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _32610)
   Call: (227) [system] peek_char((0x55798e5fad60), _33544)
   Exit: (227) [system] peek_char((0x55798e5fad60), o)
^  Call: (227) [user] is_delimiter(o)
   Call: (228) [system] char_type(o, space)
   Fail: (228) [system] char_type(o, space)
   Call: (228) [system] arg(_38264, v('(', ')', end_of_file), o)
   Fail: (228) [system] arg(_39196, v('(', ')', end_of_file), o)
^  Fail: (227) [user] is_delimiter(o)
   Call: (227) [system] ')'==o
   Fail: (227) [system] ')'==o
   Call: (227) [system] get_char((0x55798e5fad60), o)
   Exit: (227) [system] get_char((0x55798e5fad60), o)
   Call: (227) [system] o=(\)
   Fail: (227) [system] o=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _46546)
   Call: (228) [system] peek_char((0x55798e5fad60), _47480)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_52200, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_53132, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _60482)
   Call: (229) [system] peek_char((0x55798e5fad60), _61416)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (229) [user] is_delimiter('I')
   Call: (230) [system] char_type('I', space)
   Fail: (230) [system] char_type('I', space)
   Call: (230) [system] arg(_66136, v('(', ')', end_of_file), 'I')
   Fail: (230) [system] arg(_67068, v('(', ')', end_of_file), 'I')
^  Fail: (229) [user] is_delimiter('I')
   Call: (229) [system] ')'=='I'
   Fail: (229) [system] ')'=='I'
   Call: (229) [system] get_char((0x55798e5fad60), 'I')
   Exit: (229) [system] get_char((0x55798e5fad60), 'I')
   Call: (229) [system] 'I'=(\)
   Fail: (229) [system] 'I'=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _74418)
   Call: (230) [system] peek_char((0x55798e5fad60), _75352)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_80072, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_81004, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _88354)
   Call: (231) [system] peek_char((0x55798e5fad60), _89288)
   Exit: (231) [system] peek_char((0x55798e5fad60), t)
^  Call: (231) [user] is_delimiter(t)
   Call: (232) [system] char_type(t, space)
   Fail: (232) [system] char_type(t, space)
   Call: (232) [system] arg(_94008, v('(', ')', end_of_file), t)
   Fail: (232) [system] arg(_94940, v('(', ')', end_of_file), t)
^  Fail: (231) [user] is_delimiter(t)
   Call: (231) [system] ')'==t
   Fail: (231) [system] ')'==t
   Call: (231) [system] get_char((0x55798e5fad60), t)
   Exit: (231) [system] get_char((0x55798e5fad60), t)
   Call: (231) [system] t=(\)
   Fail: (231) [system] t=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _102290)
   Call: (232) [system] peek_char((0x55798e5fad60), _103224)
   Exit: (232) [system] peek_char((0x55798e5fad60), r)
^  Call: (232) [user] is_delimiter(r)
   Call: (233) [system] char_type(r, space)
   Fail: (233) [system] char_type(r, space)
   Call: (233) [system] arg(_107944, v('(', ')', end_of_file), r)
   Fail: (233) [system] arg(_108876, v('(', ')', end_of_file), r)
^  Fail: (232) [user] is_delimiter(r)
   Call: (232) [system] ')'==r
   Fail: (232) [system] ')'==r
   Call: (232) [system] get_char((0x55798e5fad60), r)
   Exit: (232) [system] get_char((0x55798e5fad60), r)
   Call: (232) [system] r=(\)
   Fail: (232) [system] r=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _116226)
   Call: (233) [system] peek_char((0x55798e5fad60), _117160)
   Exit: (233) [system] peek_char((0x55798e5fad60), o)
^  Call: (233) [user] is_delimiter(o)
   Call: (234) [system] char_type(o, space)
   Fail: (234) [system] char_type(o, space)
   Call: (234) [system] arg(_121880, v('(', ')', end_of_file), o)
   Fail: (234) [system] arg(_122812, v('(', ')', end_of_file), o)
^  Fail: (233) [user] is_delimiter(o)
   Call: (233) [system] ')'==o
   Fail: (233) [system] ')'==o
   Call: (233) [system] get_char((0x55798e5fad60), o)
   Exit: (233) [system] get_char((0x55798e5fad60), o)
   Call: (233) [system] o=(\)
   Fail: (233) [system] o=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _130162)
   Call: (234) [system] peek_char((0x55798e5fad60), _131096)
   Exit: (234) [system] peek_char((0x55798e5fad60), d)
^  Call: (234) [user] is_delimiter(d)
   Call: (235) [system] char_type(d, space)
   Fail: (235) [system] char_type(d, space)
   Call: (235) [system] arg(_135816, v('(', ')', end_of_file), d)
   Fail: (235) [system] arg(_136748, v('(', ')', end_of_file), d)
^  Fail: (234) [user] is_delimiter(d)
   Call: (234) [system] ')'==d
   Fail: (234) [system] ')'==d
   Call: (234) [system] get_char((0x55798e5fad60), d)
   Exit: (234) [system] get_char((0x55798e5fad60), d)
   Call: (234) [system] d=(\)
   Fail: (234) [system] d=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _144098)
   Call: (235) [system] peek_char((0x55798e5fad60), _145032)
   Exit: (235) [system] peek_char((0x55798e5fad60), u)
^  Call: (235) [user] is_delimiter(u)
   Call: (236) [system] char_type(u, space)
   Fail: (236) [system] char_type(u, space)
   Call: (236) [system] arg(_149752, v('(', ')', end_of_file), u)
   Fail: (236) [system] arg(_150684, v('(', ')', end_of_file), u)
^  Fail: (235) [user] is_delimiter(u)
   Call: (235) [system] ')'==u
   Fail: (235) [system] ')'==u
   Call: (235) [system] get_char((0x55798e5fad60), u)
   Exit: (235) [system] get_char((0x55798e5fad60), u)
   Call: (235) [system] u=(\)
   Fail: (235) [system] u=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _158034)
   Call: (236) [system] peek_char((0x55798e5fad60), _158968)
   Exit: (236) [system] peek_char((0x55798e5fad60), c)
^  Call: (236) [user] is_delimiter(c)
   Call: (237) [system] char_type(c, space)
   Fail: (237) [system] char_type(c, space)
   Call: (237) [system] arg(_163688, v('(', ')', end_of_file), c)
   Fail: (237) [system] arg(_164620, v('(', ')', end_of_file), c)
^  Fail: (236) [user] is_delimiter(c)
   Call: (236) [system] ')'==c
   Fail: (236) [system] ')'==c
   Call: (236) [system] get_char((0x55798e5fad60), c)
   Exit: (236) [system] get_char((0x55798e5fad60), c)
   Call: (236) [system] c=(\)
   Fail: (236) [system] c=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _171970)
   Call: (237) [system] peek_char((0x55798e5fad60), _172904)
   Exit: (237) [system] peek_char((0x55798e5fad60), t)
^  Call: (237) [user] is_delimiter(t)
   Call: (238) [system] char_type(t, space)
   Fail: (238) [system] char_type(t, space)
   Call: (238) [system] arg(_177624, v('(', ')', end_of_file), t)
   Fail: (238) [system] arg(_178556, v('(', ')', end_of_file), t)
^  Fail: (237) [user] is_delimiter(t)
   Call: (237) [system] ')'==t
   Fail: (237) [system] ')'==t
   Call: (237) [system] get_char((0x55798e5fad60), t)
   Exit: (237) [system] get_char((0x55798e5fad60), t)
   Call: (237) [system] t=(\)
   Fail: (237) [system] t=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _185906)
   Call: (238) [system] peek_char((0x55798e5fad60), _186840)
   Exit: (238) [system] peek_char((0x55798e5fad60), i)
^  Call: (238) [user] is_delimiter(i)
   Call: (239) [system] char_type(i, space)
   Fail: (239) [system] char_type(i, space)
   Call: (239) [system] arg(_191560, v('(', ')', end_of_file), i)
   Fail: (239) [system] arg(_192492, v('(', ')', end_of_file), i)
^  Fail: (238) [user] is_delimiter(i)
   Call: (238) [system] ')'==i
   Fail: (238) [system] ')'==i
   Call: (238) [system] get_char((0x55798e5fad60), i)
   Exit: (238) [system] get_char((0x55798e5fad60), i)
   Call: (238) [system] i=(\)
   Fail: (238) [system] i=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _199842)
   Call: (239) [system] peek_char((0x55798e5fad60), _200776)
   Exit: (239) [system] peek_char((0x55798e5fad60), o)
^  Call: (239) [user] is_delimiter(o)
   Call: (240) [system] char_type(o, space)
   Fail: (240) [system] char_type(o, space)
   Call: (240) [system] arg(_205496, v('(', ')', end_of_file), o)
   Fail: (240) [system] arg(_206428, v('(', ')', end_of_file), o)
^  Fail: (239) [user] is_delimiter(o)
   Call: (239) [system] ')'==o
   Fail: (239) [system] ')'==o
   Call: (239) [system] get_char((0x55798e5fad60), o)
   Exit: (239) [system] get_char((0x55798e5fad60), o)
   Call: (239) [system] o=(\)
   Fail: (239) [system] o=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _213778)
   Call: (240) [system] peek_char((0x55798e5fad60), _214712)
   Exit: (240) [system] peek_char((0x55798e5fad60), n)
^  Call: (240) [user] is_delimiter(n)
   Call: (241) [system] char_type(n, space)
   Fail: (241) [system] char_type(n, space)
   Call: (241) [system] arg(_219432, v('(', ')', end_of_file), n)
   Fail: (241) [system] arg(_220364, v('(', ')', end_of_file), n)
^  Fail: (240) [user] is_delimiter(n)
   Call: (240) [system] ')'==n
   Fail: (240) [system] ')'==n
   Call: (240) [system] get_char((0x55798e5fad60), n)
   Exit: (240) [system] get_char((0x55798e5fad60), n)
   Call: (240) [system] n=(\)
   Fail: (240) [system] n=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _227714)
   Call: (241) [system] peek_char((0x55798e5fad60), _228648)
   Exit: (241) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (241) [user] is_delimiter(' ')
   Call: (242) [system] char_type(' ', space)
   Exit: (242) [system] char_type(' ', space)
^  Exit: (241) [user] is_delimiter(' ')
   Call: (241) [system] _227714=[]
   Exit: (241) [system] []=[]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (240) [system] _213778=[n]
   Exit: (240) [system] [n]=[n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (239) [system] _199842=[o, n]
   Exit: (239) [system] [o, n]=[o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (238) [system] _185906=[i, o, n]
   Exit: (238) [system] [i, o, n]=[i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (237) [system] _171970=[t, i, o, n]
   Exit: (237) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (236) [system] _158034=[c, t, i, o, n]
   Exit: (236) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (235) [system] _144098=[u, c, t, i, o, n]
   Exit: (235) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (234) [system] _130162=[d, u, c, t, i, o, n]
   Exit: (234) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (233) [system] _116226=[o, d, u, c, t, i, o, n]
   Exit: (233) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (232) [system] _102290=[r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _88354=[t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _74418=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _60482=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _46546=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _32610=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _18674=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _4922=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _4916=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _4912=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _4908=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _4904=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _4900=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _4896=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (218) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4892)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_299426, _299428), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4892), _299402, fail)), '$restore_trace'(_299426, _299428))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_299426, _299428))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _4892), _299402, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_4892)
   Fail: (219) [system] atomic(_4892)
   Call: (219) [system] atom_chars(_4892, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (219) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (218) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _308802)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _310660)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _318398)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _321102)
   Exit: (219) [system] peek_char((0x55798e5fad60), a)
   Call: (219) [system] a=(;)
   Fail: (219) [system] a=(;)
^  Call: (219) [user] is_like_space(a)
   Call: (220) [system] char_type(a, 'white')
   Fail: (220) [system] char_type(a, 'white')
   Call: (220) [system] char_type(a, end_of_line)
   Fail: (220) [system] char_type(a, end_of_line)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] char_type(a, cntrl)
   Fail: (220) [system] char_type(a, cntrl)
^  Fail: (219) [user] is_like_space(a)
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _336180)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
   Call: (217) [system] a=')'
   Fail: (217) [system] a=')'
   Call: (217) [system] a=end_of_file
   Fail: (217) [system] a=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _341750)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _343608)
   Exit: (219) [system] peek_char((0x55798e5fad60), a)
   Call: (219) [system] a=(;)
   Fail: (219) [system] a=(;)
^  Call: (219) [user] is_like_space(a)
   Call: (220) [system] char_type(a, 'white')
   Fail: (220) [system] char_type(a, 'white')
   Call: (220) [system] char_type(a, end_of_line)
   Fail: (220) [system] char_type(a, end_of_line)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] char_type(a, cntrl)
   Fail: (220) [system] char_type(a, cntrl)
^  Fail: (219) [user] is_like_space(a)
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _357762)
   Exit: (218) [system] get_char((0x55798e5fad60), a)
   Call: (218) [system] a='('
   Fail: (218) [system] a='('
   Call: (218) [system] a='['
   Fail: (218) [system] a='['
   Call: (218) [system] a='{'
   Fail: (218) [system] a='{'
   Call: (218) [system] a='"'
   Fail: (218) [system] a='"'
   Call: (218) [system] a=!
   Fail: (218) [system] a=!
   Call: (218) [system] a='\''
   Fail: (218) [system] a='\''
   Call: (218) [system] a='`'
   Fail: (218) [system] a='`'
   Call: (218) [system] a=end_of_file
   Fail: (218) [system] a=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), a, _341750)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _375404)
   Call: (220) [system] peek_char((0x55798e5fad60), _376338)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _375404=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (219) [user] classify_and_convert_charseq(a, [], _341750)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_385648, _385650), once(user:catch(read_from_chars([a], _341750), _385624, fail)), '$restore_trace'(_385648, _385650))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_385648, _385650))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _385624, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(a)
   Exit: (220) [system] atomic(a)
^  Exit: (219) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _393148)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _395006)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _402744)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _405448)
   Exit: (220) [system] peek_char((0x55798e5fad60), a)
   Call: (220) [system] a=(;)
   Fail: (220) [system] a=(;)
^  Call: (220) [user] is_like_space(a)
   Call: (221) [system] char_type(a, 'white')
   Fail: (221) [system] char_type(a, 'white')
   Call: (221) [system] char_type(a, end_of_line)
   Fail: (221) [system] char_type(a, end_of_line)
   Call: (221) [system] char_type(a, space)
   Fail: (221) [system] char_type(a, space)
   Call: (221) [system] char_type(a, cntrl)
   Fail: (221) [system] char_type(a, cntrl)
^  Fail: (220) [user] is_like_space(a)
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _420526)
   Exit: (218) [system] peek_char((0x55798e5fad60), a)
   Call: (218) [system] a=')'
   Fail: (218) [system] a=')'
   Call: (218) [system] a=end_of_file
   Fail: (218) [system] a=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _426096)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _427954)
   Exit: (220) [system] peek_char((0x55798e5fad60), a)
   Call: (220) [system] a=(;)
   Fail: (220) [system] a=(;)
^  Call: (220) [user] is_like_space(a)
   Call: (221) [system] char_type(a, 'white')
   Fail: (221) [system] char_type(a, 'white')
   Call: (221) [system] char_type(a, end_of_line)
   Fail: (221) [system] char_type(a, end_of_line)
   Call: (221) [system] char_type(a, space)
   Fail: (221) [system] char_type(a, space)
   Call: (221) [system] char_type(a, cntrl)
   Fail: (221) [system] char_type(a, cntrl)
^  Fail: (220) [user] is_like_space(a)
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _442108)
   Exit: (219) [system] get_char((0x55798e5fad60), a)
   Call: (219) [system] a='('
   Fail: (219) [system] a='('
   Call: (219) [system] a='['
   Fail: (219) [system] a='['
   Call: (219) [system] a='{'
   Fail: (219) [system] a='{'
   Call: (219) [system] a='"'
   Fail: (219) [system] a='"'
   Call: (219) [system] a=!
   Fail: (219) [system] a=!
   Call: (219) [system] a='\''
   Fail: (219) [system] a='\''
   Call: (219) [system] a='`'
   Fail: (219) [system] a='`'
   Call: (219) [system] a=end_of_file
   Fail: (219) [system] a=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), a, _426096)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _459750)
   Call: (221) [system] peek_char((0x55798e5fad60), _460684)
   Exit: (221) [system] peek_char((0x55798e5fad60), b)
^  Call: (221) [user] is_delimiter(b)
   Call: (222) [system] char_type(b, space)
   Fail: (222) [system] char_type(b, space)
   Call: (222) [system] arg(_465404, v('(', ')', end_of_file), b)
   Fail: (222) [system] arg(_466336, v('(', ')', end_of_file), b)
^  Fail: (221) [user] is_delimiter(b)
   Call: (221) [system] ')'==b
   Fail: (221) [system] ')'==b
   Call: (221) [system] get_char((0x55798e5fad60), b)
   Exit: (221) [system] get_char((0x55798e5fad60), b)
   Call: (221) [system] b=(\)
   Fail: (221) [system] b=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _473686)
   Call: (222) [system] peek_char((0x55798e5fad60), _474620)
   Exit: (222) [system] peek_char((0x55798e5fad60), c)
^  Call: (222) [user] is_delimiter(c)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] arg(_479340, v('(', ')', end_of_file), c)
   Fail: (223) [system] arg(_480272, v('(', ')', end_of_file), c)
^  Fail: (222) [user] is_delimiter(c)
   Call: (222) [system] ')'==c
   Fail: (222) [system] ')'==c
   Call: (222) [system] get_char((0x55798e5fad60), c)
   Exit: (222) [system] get_char((0x55798e5fad60), c)
   Call: (222) [system] c=(\)
   Fail: (222) [system] c=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _487622)
   Call: (223) [system] peek_char((0x55798e5fad60), _488556)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
^  Call: (223) [user] is_delimiter(')')
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] arg(_493276, v('(', ')', end_of_file), ')')
   Exit: (224) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (223) [user] is_delimiter(')')
   Call: (223) [system] _487622=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (222) [system] _473686=[c]
   Exit: (222) [system] [c]=[c]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (221) [system] _459750=[b, c]
   Exit: (221) [system] [b, c]=[b, c]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (220) [user] classify_and_convert_charseq(a, [b, c], _426096)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_505326, _505328), once(user:catch(read_from_chars([a, b, c], _426096), _505302, fail)), '$restore_trace'(_505326, _505328))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_505326, _505328))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _505302, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(abc)
   Exit: (221) [system] atomic(abc)
^  Exit: (220) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _512826)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _514684)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _528838)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55798e5fad60), _532628)
   Exit: (219) [system] get_char((0x55798e5fad60), ')')
   Call: (219) [system] _512826=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [])
   Call: (218) [system] _393148=[abc]
   Exit: (218) [system] [abc]=[abc]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [abc])
   Call: (217) [system] _308802=[a, abc]
   Exit: (217) [system] [a, abc]=[a, abc]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [a, abc])
   Call: (216) [system] _4886=['DisjunctionIntroduction', a, abc]
   Exit: (216) [system] ['DisjunctionIntroduction', a, abc]=['DisjunctionIntroduction', a, abc]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, abc])
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, abc])
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _546510)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _548368)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _562522)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55798e5fad60), _566312)
   Exit: (215) [system] get_char((0x55798e5fad60), ')')
   Call: (215) [system] _546510=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [])
   Call: (214) [system] _4882=[['DisjunctionIntroduction', a, abc]]
   Exit: (214) [system] [['DisjunctionIntroduction', a, abc]]=[['DisjunctionIntroduction', a, abc]]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', a, abc]])
   Call: (213) [system] _4876=[abc, ['DisjunctionIntroduction', a, abc]]
   Exit: (213) [system] [abc, ['DisjunctionIntroduction', a, abc]]=[abc, ['DisjunctionIntroduction', a, abc]]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [abc, ['DisjunctionIntroduction', a, abc]])
   Call: (212) [system] _4868=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]]
   Exit: (212) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]])
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]])
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _580194)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _582052)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _589790)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _592494)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _607572)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _613142)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _615000)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _629154)
   Exit: (212) [system] get_char((0x55798e5fad60), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _613142)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _634724)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'O')
   Call: (214) [system] 'O'=(;)
   Fail: (214) [system] 'O'=(;)
^  Call: (214) [user] is_like_space('O')
   Call: (215) [system] char_type('O', 'white')
   Fail: (215) [system] char_type('O', 'white')
   Call: (215) [system] char_type('O', end_of_line)
   Fail: (215) [system] char_type('O', end_of_line)
   Call: (215) [system] char_type('O', space)
   Fail: (215) [system] char_type('O', space)
   Call: (215) [system] char_type('O', cntrl)
   Fail: (215) [system] char_type('O', cntrl)
^  Fail: (214) [user] is_like_space('O')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _648878)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'O')
   Call: (213) [system] 'O'=')'
   Fail: (213) [system] 'O'=')'
   Call: (213) [system] 'O'=end_of_file
   Fail: (213) [system] 'O'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _654448)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _656306)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'O')
   Call: (215) [system] 'O'=(;)
   Fail: (215) [system] 'O'=(;)
^  Call: (215) [user] is_like_space('O')
   Call: (216) [system] char_type('O', 'white')
   Fail: (216) [system] char_type('O', 'white')
   Call: (216) [system] char_type('O', end_of_line)
   Fail: (216) [system] char_type('O', end_of_line)
   Call: (216) [system] char_type('O', space)
   Fail: (216) [system] char_type('O', space)
   Call: (216) [system] char_type('O', cntrl)
   Fail: (216) [system] char_type('O', cntrl)
^  Fail: (215) [user] is_like_space('O')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _670460)
   Exit: (214) [system] get_char((0x55798e5fad60), 'O')
   Call: (214) [system] 'O'='('
   Fail: (214) [system] 'O'='('
   Call: (214) [system] 'O'='['
   Fail: (214) [system] 'O'='['
   Call: (214) [system] 'O'='{'
   Fail: (214) [system] 'O'='{'
   Call: (214) [system] 'O'='"'
   Fail: (214) [system] 'O'='"'
   Call: (214) [system] 'O'=!
   Fail: (214) [system] 'O'=!
   Call: (214) [system] 'O'='\''
   Fail: (214) [system] 'O'='\''
   Call: (214) [system] 'O'='`'
   Fail: (214) [system] 'O'='`'
   Call: (214) [system] 'O'=end_of_file
   Fail: (214) [system] 'O'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'O', _654448)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _688102)
   Call: (216) [system] peek_char((0x55798e5fad60), _689036)
   Exit: (216) [system] peek_char((0x55798e5fad60), r)
^  Call: (216) [user] is_delimiter(r)
   Call: (217) [system] char_type(r, space)
   Fail: (217) [system] char_type(r, space)
   Call: (217) [system] arg(_693756, v('(', ')', end_of_file), r)
   Fail: (217) [system] arg(_694688, v('(', ')', end_of_file), r)
^  Fail: (216) [user] is_delimiter(r)
   Call: (216) [system] ')'==r
   Fail: (216) [system] ')'==r
   Call: (216) [system] get_char((0x55798e5fad60), r)
   Exit: (216) [system] get_char((0x55798e5fad60), r)
   Call: (216) [system] r=(\)
   Fail: (216) [system] r=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _702038)
   Call: (217) [system] peek_char((0x55798e5fad60), _702972)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (217) [user] is_delimiter('L')
   Call: (218) [system] char_type('L', space)
   Fail: (218) [system] char_type('L', space)
   Call: (218) [system] arg(_707692, v('(', ')', end_of_file), 'L')
   Fail: (218) [system] arg(_708624, v('(', ')', end_of_file), 'L')
^  Fail: (217) [user] is_delimiter('L')
   Call: (217) [system] ')'=='L'
   Fail: (217) [system] ')'=='L'
   Call: (217) [system] get_char((0x55798e5fad60), 'L')
   Exit: (217) [system] get_char((0x55798e5fad60), 'L')
   Call: (217) [system] 'L'=(\)
   Fail: (217) [system] 'L'=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _715974)
   Call: (218) [system] peek_char((0x55798e5fad60), _716908)
   Exit: (218) [system] peek_char((0x55798e5fad60), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_721628, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_722560, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55798e5fad60), i)
   Exit: (218) [system] get_char((0x55798e5fad60), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _729910)
   Call: (219) [system] peek_char((0x55798e5fad60), _730844)
   Exit: (219) [system] peek_char((0x55798e5fad60), n)
^  Call: (219) [user] is_delimiter(n)
   Call: (220) [system] char_type(n, space)
   Fail: (220) [system] char_type(n, space)
   Call: (220) [system] arg(_735564, v('(', ')', end_of_file), n)
   Fail: (220) [system] arg(_736496, v('(', ')', end_of_file), n)
^  Fail: (219) [user] is_delimiter(n)
   Call: (219) [system] ')'==n
   Fail: (219) [system] ')'==n
   Call: (219) [system] get_char((0x55798e5fad60), n)
   Exit: (219) [system] get_char((0x55798e5fad60), n)
   Call: (219) [system] n=(\)
   Fail: (219) [system] n=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _743846)
   Call: (220) [system] peek_char((0x55798e5fad60), _744780)
   Exit: (220) [system] peek_char((0x55798e5fad60), k)
^  Call: (220) [user] is_delimiter(k)
   Call: (221) [system] char_type(k, space)
   Fail: (221) [system] char_type(k, space)
   Call: (221) [system] arg(_749500, v('(', ')', end_of_file), k)
   Fail: (221) [system] arg(_750432, v('(', ')', end_of_file), k)
^  Fail: (220) [user] is_delimiter(k)
   Call: (220) [system] ')'==k
   Fail: (220) [system] ')'==k
   Call: (220) [system] get_char((0x55798e5fad60), k)
   Exit: (220) [system] get_char((0x55798e5fad60), k)
   Call: (220) [system] k=(\)
   Fail: (220) [system] k=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _757782)
   Call: (221) [system] peek_char((0x55798e5fad60), _758716)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _757782=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (220) [system] _743846=[k]
   Exit: (220) [system] [k]=[k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (219) [system] _729910=[n, k]
   Exit: (219) [system] [n, k]=[n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (218) [system] _715974=[i, n, k]
   Exit: (218) [system] [i, n, k]=[i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (217) [system] _702038=['L', i, n, k]
   Exit: (217) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (216) [system] _688102=[r, 'L', i, n, k]
   Exit: (216) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (215) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _654448)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_781996, _781998), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _654448), _781972, fail)), '$restore_trace'(_781996, _781998))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_781996, _781998))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _654448), _781972, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_654448)
   Fail: (216) [system] atomic(_654448)
   Call: (216) [system] atom_chars(_654448, ['O', r, 'L', i, n, k])
   Exit: (216) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (215) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _791372)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _793230)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _800968)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _803672)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _818750)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _824320)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _826178)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _840332)
   Exit: (215) [system] get_char((0x55798e5fad60), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _824320)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _845902)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'I')
   Call: (217) [system] 'I'=(;)
   Fail: (217) [system] 'I'=(;)
^  Call: (217) [user] is_like_space('I')
   Call: (218) [system] char_type('I', 'white')
   Fail: (218) [system] char_type('I', 'white')
   Call: (218) [system] char_type('I', end_of_line)
   Fail: (218) [system] char_type('I', end_of_line)
   Call: (218) [system] char_type('I', space)
   Fail: (218) [system] char_type('I', space)
   Call: (218) [system] char_type('I', cntrl)
   Fail: (218) [system] char_type('I', cntrl)
^  Fail: (217) [user] is_like_space('I')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _860056)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'I')
   Call: (216) [system] 'I'=')'
   Fail: (216) [system] 'I'=')'
   Call: (216) [system] 'I'=end_of_file
   Fail: (216) [system] 'I'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _865626)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _867484)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'I')
   Call: (218) [system] 'I'=(;)
   Fail: (218) [system] 'I'=(;)
^  Call: (218) [user] is_like_space('I')
   Call: (219) [system] char_type('I', 'white')
   Fail: (219) [system] char_type('I', 'white')
   Call: (219) [system] char_type('I', end_of_line)
   Fail: (219) [system] char_type('I', end_of_line)
   Call: (219) [system] char_type('I', space)
   Fail: (219) [system] char_type('I', space)
   Call: (219) [system] char_type('I', cntrl)
   Fail: (219) [system] char_type('I', cntrl)
^  Fail: (218) [user] is_like_space('I')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _881638)
   Exit: (217) [system] get_char((0x55798e5fad60), 'I')
   Call: (217) [system] 'I'='('
   Fail: (217) [system] 'I'='('
   Call: (217) [system] 'I'='['
   Fail: (217) [system] 'I'='['
   Call: (217) [system] 'I'='{'
   Fail: (217) [system] 'I'='{'
   Call: (217) [system] 'I'='"'
   Fail: (217) [system] 'I'='"'
   Call: (217) [system] 'I'=!
   Fail: (217) [system] 'I'=!
   Call: (217) [system] 'I'='\''
   Fail: (217) [system] 'I'='\''
   Call: (217) [system] 'I'='`'
   Fail: (217) [system] 'I'='`'
   Call: (217) [system] 'I'=end_of_file
   Fail: (217) [system] 'I'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'I', _865626)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _899280)
   Call: (219) [system] peek_char((0x55798e5fad60), _900214)
   Exit: (219) [system] peek_char((0x55798e5fad60), m)
^  Call: (219) [user] is_delimiter(m)
   Call: (220) [system] char_type(m, space)
   Fail: (220) [system] char_type(m, space)
   Call: (220) [system] arg(_904934, v('(', ')', end_of_file), m)
   Fail: (220) [system] arg(_905866, v('(', ')', end_of_file), m)
^  Fail: (219) [user] is_delimiter(m)
   Call: (219) [system] ')'==m
   Fail: (219) [system] ')'==m
   Call: (219) [system] get_char((0x55798e5fad60), m)
   Exit: (219) [system] get_char((0x55798e5fad60), m)
   Call: (219) [system] m=(\)
   Fail: (219) [system] m=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _913216)
   Call: (220) [system] peek_char((0x55798e5fad60), _914150)
   Exit: (220) [system] peek_char((0x55798e5fad60), p)
^  Call: (220) [user] is_delimiter(p)
   Call: (221) [system] char_type(p, space)
   Fail: (221) [system] char_type(p, space)
   Call: (221) [system] arg(_918870, v('(', ')', end_of_file), p)
   Fail: (221) [system] arg(_919802, v('(', ')', end_of_file), p)
^  Fail: (220) [user] is_delimiter(p)
   Call: (220) [system] ')'==p
   Fail: (220) [system] ')'==p
   Call: (220) [system] get_char((0x55798e5fad60), p)
   Exit: (220) [system] get_char((0x55798e5fad60), p)
   Call: (220) [system] p=(\)
   Fail: (220) [system] p=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _927152)
   Call: (221) [system] peek_char((0x55798e5fad60), _928086)
   Exit: (221) [system] peek_char((0x55798e5fad60), l)
^  Call: (221) [user] is_delimiter(l)
   Call: (222) [system] char_type(l, space)
   Fail: (222) [system] char_type(l, space)
   Call: (222) [system] arg(_932806, v('(', ')', end_of_file), l)
   Fail: (222) [system] arg(_933738, v('(', ')', end_of_file), l)
^  Fail: (221) [user] is_delimiter(l)
   Call: (221) [system] ')'==l
   Fail: (221) [system] ')'==l
   Call: (221) [system] get_char((0x55798e5fad60), l)
   Exit: (221) [system] get_char((0x55798e5fad60), l)
   Call: (221) [system] l=(\)
   Fail: (221) [system] l=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _941088)
   Call: (222) [system] peek_char((0x55798e5fad60), _942022)
   Exit: (222) [system] peek_char((0x55798e5fad60), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_946742, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_947674, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55798e5fad60), i)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _955024)
   Call: (223) [system] peek_char((0x55798e5fad60), _955958)
   Exit: (223) [system] peek_char((0x55798e5fad60), c)
^  Call: (223) [user] is_delimiter(c)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] arg(_960678, v('(', ')', end_of_file), c)
   Fail: (224) [system] arg(_961610, v('(', ')', end_of_file), c)
^  Fail: (223) [user] is_delimiter(c)
   Call: (223) [system] ')'==c
   Fail: (223) [system] ')'==c
   Call: (223) [system] get_char((0x55798e5fad60), c)
   Exit: (223) [system] get_char((0x55798e5fad60), c)
   Call: (223) [system] c=(\)
   Fail: (223) [system] c=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _968960)
   Call: (224) [system] peek_char((0x55798e5fad60), _969894)
   Exit: (224) [system] peek_char((0x55798e5fad60), a)
^  Call: (224) [user] is_delimiter(a)
   Call: (225) [system] char_type(a, space)
   Fail: (225) [system] char_type(a, space)
   Call: (225) [system] arg(_974614, v('(', ')', end_of_file), a)
   Fail: (225) [system] arg(_975546, v('(', ')', end_of_file), a)
^  Fail: (224) [user] is_delimiter(a)
   Call: (224) [system] ')'==a
   Fail: (224) [system] ')'==a
   Call: (224) [system] get_char((0x55798e5fad60), a)
   Exit: (224) [system] get_char((0x55798e5fad60), a)
   Call: (224) [system] a=(\)
   Fail: (224) [system] a=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _982896)
   Call: (225) [system] peek_char((0x55798e5fad60), _983830)
   Exit: (225) [system] peek_char((0x55798e5fad60), t)
^  Call: (225) [user] is_delimiter(t)
   Call: (226) [system] char_type(t, space)
   Fail: (226) [system] char_type(t, space)
   Call: (226) [system] arg(_988550, v('(', ')', end_of_file), t)
   Fail: (226) [system] arg(_989482, v('(', ')', end_of_file), t)
^  Fail: (225) [user] is_delimiter(t)
   Call: (225) [system] ')'==t
   Fail: (225) [system] ')'==t
   Call: (225) [system] get_char((0x55798e5fad60), t)
   Exit: (225) [system] get_char((0x55798e5fad60), t)
   Call: (225) [system] t=(\)
   Fail: (225) [system] t=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _996832)
   Call: (226) [system] peek_char((0x55798e5fad60), _997766)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_1002486, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_1003418, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1010768)
   Call: (227) [system] peek_char((0x55798e5fad60), _1011702)
   Exit: (227) [system] peek_char((0x55798e5fad60), o)
^  Call: (227) [user] is_delimiter(o)
   Call: (228) [system] char_type(o, space)
   Fail: (228) [system] char_type(o, space)
   Call: (228) [system] arg(_1016422, v('(', ')', end_of_file), o)
   Fail: (228) [system] arg(_1017354, v('(', ')', end_of_file), o)
^  Fail: (227) [user] is_delimiter(o)
   Call: (227) [system] ')'==o
   Fail: (227) [system] ')'==o
   Call: (227) [system] get_char((0x55798e5fad60), o)
   Exit: (227) [system] get_char((0x55798e5fad60), o)
   Call: (227) [system] o=(\)
   Fail: (227) [system] o=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1024704)
   Call: (228) [system] peek_char((0x55798e5fad60), _1025638)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_1030358, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_1031290, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1038640)
   Call: (229) [system] peek_char((0x55798e5fad60), _1039574)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _1038640=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (228) [system] _1024704=[n]
   Exit: (228) [system] [n]=[n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (227) [system] _1010768=[o, n]
   Exit: (227) [system] [o, n]=[o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (226) [system] _996832=[i, o, n]
   Exit: (226) [system] [i, o, n]=[i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (225) [system] _982896=[t, i, o, n]
   Exit: (225) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (224) [system] _968960=[a, t, i, o, n]
   Exit: (224) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (223) [system] _955024=[c, a, t, i, o, n]
   Exit: (223) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (222) [system] _941088=[i, c, a, t, i, o, n]
   Exit: (222) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (221) [system] _927152=[l, i, c, a, t, i, o, n]
   Exit: (221) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (220) [system] _913216=[p, l, i, c, a, t, i, o, n]
   Exit: (220) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (219) [system] _899280=[m, p, l, i, c, a, t, i, o, n]
   Exit: (219) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (218) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _865626)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_1076824, _1076826), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _865626), _1076800, fail)), '$restore_trace'(_1076824, _1076826))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_1076824, _1076826))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _865626), _1076800, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_865626)
   Fail: (219) [system] atomic(_865626)
   Call: (219) [system] atom_chars(_865626, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (219) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (218) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1086200)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1088058)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _1095796)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1098500)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1113578)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _1119148)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1121006)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _1135160)
   Exit: (218) [system] get_char((0x55798e5fad60), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1119148)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1140730)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'=(;)
   Fail: (220) [system] 'A'=(;)
^  Call: (220) [user] is_like_space('A')
   Call: (221) [system] char_type('A', 'white')
   Fail: (221) [system] char_type('A', 'white')
   Call: (221) [system] char_type('A', end_of_line)
   Fail: (221) [system] char_type('A', end_of_line)
   Call: (221) [system] char_type('A', space)
   Fail: (221) [system] char_type('A', space)
   Call: (221) [system] char_type('A', cntrl)
   Fail: (221) [system] char_type('A', cntrl)
^  Fail: (220) [user] is_like_space('A')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1154884)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'A')
   Call: (219) [system] 'A'=')'
   Fail: (219) [system] 'A'=')'
   Call: (219) [system] 'A'=end_of_file
   Fail: (219) [system] 'A'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1160454)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1162312)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'=(;)
   Fail: (221) [system] 'A'=(;)
^  Call: (221) [user] is_like_space('A')
   Call: (222) [system] char_type('A', 'white')
   Fail: (222) [system] char_type('A', 'white')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] char_type('A', space)
   Fail: (222) [system] char_type('A', space)
   Call: (222) [system] char_type('A', cntrl)
   Fail: (222) [system] char_type('A', cntrl)
^  Fail: (221) [user] is_like_space('A')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1176466)
   Exit: (220) [system] get_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'='('
   Fail: (220) [system] 'A'='('
   Call: (220) [system] 'A'='['
   Fail: (220) [system] 'A'='['
   Call: (220) [system] 'A'='{'
   Fail: (220) [system] 'A'='{'
   Call: (220) [system] 'A'='"'
   Fail: (220) [system] 'A'='"'
   Call: (220) [system] 'A'=!
   Fail: (220) [system] 'A'=!
   Call: (220) [system] 'A'='\''
   Fail: (220) [system] 'A'='\''
   Call: (220) [system] 'A'='`'
   Fail: (220) [system] 'A'='`'
   Call: (220) [system] 'A'=end_of_file
   Fail: (220) [system] 'A'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1160454)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1194108)
   Call: (222) [system] peek_char((0x55798e5fad60), _1195042)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_1199762, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_1200694, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1208044)
   Call: (223) [system] peek_char((0x55798e5fad60), _1208978)
   Exit: (223) [system] peek_char((0x55798e5fad60), d)
^  Call: (223) [user] is_delimiter(d)
   Call: (224) [system] char_type(d, space)
   Fail: (224) [system] char_type(d, space)
   Call: (224) [system] arg(_1213698, v('(', ')', end_of_file), d)
   Fail: (224) [system] arg(_1214630, v('(', ')', end_of_file), d)
^  Fail: (223) [user] is_delimiter(d)
   Call: (223) [system] ')'==d
   Fail: (223) [system] ')'==d
   Call: (223) [system] get_char((0x55798e5fad60), d)
   Exit: (223) [system] get_char((0x55798e5fad60), d)
   Call: (223) [system] d=(\)
   Fail: (223) [system] d=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1221980)
   Call: (224) [system] peek_char((0x55798e5fad60), _1222914)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (224) [user] is_delimiter('L')
   Call: (225) [system] char_type('L', space)
   Fail: (225) [system] char_type('L', space)
   Call: (225) [system] arg(_1227634, v('(', ')', end_of_file), 'L')
   Fail: (225) [system] arg(_1228566, v('(', ')', end_of_file), 'L')
^  Fail: (224) [user] is_delimiter('L')
   Call: (224) [system] ')'=='L'
   Fail: (224) [system] ')'=='L'
   Call: (224) [system] get_char((0x55798e5fad60), 'L')
   Exit: (224) [system] get_char((0x55798e5fad60), 'L')
   Call: (224) [system] 'L'=(\)
   Fail: (224) [system] 'L'=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1235916)
   Call: (225) [system] peek_char((0x55798e5fad60), _1236850)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_1241570, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_1242502, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1249852)
   Call: (226) [system] peek_char((0x55798e5fad60), _1250786)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_1255506, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_1256438, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1263788)
   Call: (227) [system] peek_char((0x55798e5fad60), _1264722)
   Exit: (227) [system] peek_char((0x55798e5fad60), k)
^  Call: (227) [user] is_delimiter(k)
   Call: (228) [system] char_type(k, space)
   Fail: (228) [system] char_type(k, space)
   Call: (228) [system] arg(_1269442, v('(', ')', end_of_file), k)
   Fail: (228) [system] arg(_1270374, v('(', ')', end_of_file), k)
^  Fail: (227) [user] is_delimiter(k)
   Call: (227) [system] ')'==k
   Fail: (227) [system] ')'==k
   Call: (227) [system] get_char((0x55798e5fad60), k)
   Exit: (227) [system] get_char((0x55798e5fad60), k)
   Call: (227) [system] k=(\)
   Fail: (227) [system] k=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1277724)
   Call: (228) [system] peek_char((0x55798e5fad60), _1278658)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1277724=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (227) [system] _1263788=[k]
   Exit: (227) [system] [k]=[k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (226) [system] _1249852=[n, k]
   Exit: (226) [system] [n, k]=[n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (225) [system] _1235916=[i, n, k]
   Exit: (225) [system] [i, n, k]=[i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (224) [system] _1221980=['L', i, n, k]
   Exit: (224) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (223) [system] _1208044=[d, 'L', i, n, k]
   Exit: (223) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (222) [system] _1194108=[n, d, 'L', i, n, k]
   Exit: (222) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (221) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1160454)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_1304732, _1304734), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1160454), _1304708, fail)), '$restore_trace'(_1304732, _1304734))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_1304732, _1304734))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1160454), _1304708, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_1160454)
   Fail: (222) [system] atomic(_1160454)
   Call: (222) [system] atom_chars(_1160454, ['A', n, d, 'L', i, n, k])
   Exit: (222) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (221) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1314108)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1315966)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _1323704)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1326408)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=(;)
   Fail: (222) [system] 'A'=(;)
^  Call: (222) [user] is_like_space('A')
   Call: (223) [system] char_type('A', 'white')
   Fail: (223) [system] char_type('A', 'white')
   Call: (223) [system] char_type('A', end_of_line)
   Fail: (223) [system] char_type('A', end_of_line)
   Call: (223) [system] char_type('A', space)
   Fail: (223) [system] char_type('A', space)
   Call: (223) [system] char_type('A', cntrl)
   Fail: (223) [system] char_type('A', cntrl)
^  Fail: (222) [user] is_like_space('A')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1341486)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'=')'
   Fail: (220) [system] 'A'=')'
   Call: (220) [system] 'A'=end_of_file
   Fail: (220) [system] 'A'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1347056)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1348914)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=(;)
   Fail: (222) [system] 'A'=(;)
^  Call: (222) [user] is_like_space('A')
   Call: (223) [system] char_type('A', 'white')
   Fail: (223) [system] char_type('A', 'white')
   Call: (223) [system] char_type('A', end_of_line)
   Fail: (223) [system] char_type('A', end_of_line)
   Call: (223) [system] char_type('A', space)
   Fail: (223) [system] char_type('A', space)
   Call: (223) [system] char_type('A', cntrl)
   Fail: (223) [system] char_type('A', cntrl)
^  Fail: (222) [user] is_like_space('A')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1363068)
   Exit: (221) [system] get_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'='('
   Fail: (221) [system] 'A'='('
   Call: (221) [system] 'A'='['
   Fail: (221) [system] 'A'='['
   Call: (221) [system] 'A'='{'
   Fail: (221) [system] 'A'='{'
   Call: (221) [system] 'A'='"'
   Fail: (221) [system] 'A'='"'
   Call: (221) [system] 'A'=!
   Fail: (221) [system] 'A'=!
   Call: (221) [system] 'A'='\''
   Fail: (221) [system] 'A'='\''
   Call: (221) [system] 'A'='`'
   Fail: (221) [system] 'A'='`'
   Call: (221) [system] 'A'=end_of_file
   Fail: (221) [system] 'A'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1347056)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1380710)
   Call: (223) [system] peek_char((0x55798e5fad60), _1381644)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _1380710=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (222) [user] classify_and_convert_charseq('A', [], _1347056)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_1390954, _1390956), once(user:catch(read_from_chars(['A'], _1347056), _1390930, fail)), '$restore_trace'(_1390954, _1390956))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_1390954, _1390956))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1347056), _1390930, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_1347056)
   Fail: (223) [system] atomic(_1347056)
   Call: (223) [system] atom_chars(_1347056, ['A'])
   Exit: (223) [system] atom_chars('A', ['A'])
^  Exit: (222) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1400330)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1402188)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _1409926)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1412630)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'B')
   Call: (223) [system] 'B'=(;)
   Fail: (223) [system] 'B'=(;)
^  Call: (223) [user] is_like_space('B')
   Call: (224) [system] char_type('B', 'white')
   Fail: (224) [system] char_type('B', 'white')
   Call: (224) [system] char_type('B', end_of_line)
   Fail: (224) [system] char_type('B', end_of_line)
   Call: (224) [system] char_type('B', space)
   Fail: (224) [system] char_type('B', space)
   Call: (224) [system] char_type('B', cntrl)
   Fail: (224) [system] char_type('B', cntrl)
^  Fail: (223) [user] is_like_space('B')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1427708)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'B')
   Call: (221) [system] 'B'=')'
   Fail: (221) [system] 'B'=')'
   Call: (221) [system] 'B'=end_of_file
   Fail: (221) [system] 'B'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1433278)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1435136)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'B')
   Call: (223) [system] 'B'=(;)
   Fail: (223) [system] 'B'=(;)
^  Call: (223) [user] is_like_space('B')
   Call: (224) [system] char_type('B', 'white')
   Fail: (224) [system] char_type('B', 'white')
   Call: (224) [system] char_type('B', end_of_line)
   Fail: (224) [system] char_type('B', end_of_line)
   Call: (224) [system] char_type('B', space)
   Fail: (224) [system] char_type('B', space)
   Call: (224) [system] char_type('B', cntrl)
   Fail: (224) [system] char_type('B', cntrl)
^  Fail: (223) [user] is_like_space('B')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1449290)
   Exit: (222) [system] get_char((0x55798e5fad60), 'B')
   Call: (222) [system] 'B'='('
   Fail: (222) [system] 'B'='('
   Call: (222) [system] 'B'='['
   Fail: (222) [system] 'B'='['
   Call: (222) [system] 'B'='{'
   Fail: (222) [system] 'B'='{'
   Call: (222) [system] 'B'='"'
   Fail: (222) [system] 'B'='"'
   Call: (222) [system] 'B'=!
   Fail: (222) [system] 'B'=!
   Call: (222) [system] 'B'='\''
   Fail: (222) [system] 'B'='\''
   Call: (222) [system] 'B'='`'
   Fail: (222) [system] 'B'='`'
   Call: (222) [system] 'B'=end_of_file
   Fail: (222) [system] 'B'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1433278)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1466932)
   Call: (224) [system] peek_char((0x55798e5fad60), _1467866)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
^  Call: (224) [user] is_delimiter(')')
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] arg(_1472586, v('(', ')', end_of_file), ')')
   Exit: (225) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (224) [user] is_delimiter(')')
   Call: (224) [system] _1466932=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (223) [user] classify_and_convert_charseq('B', [], _1433278)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1479048, _1479050), once(user:catch(read_from_chars(['B'], _1433278), _1479024, fail)), '$restore_trace'(_1479048, _1479050))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1479048, _1479050))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1433278), _1479024, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_1433278)
   Fail: (224) [system] atomic(_1433278)
   Call: (224) [system] atom_chars(_1433278, ['B'])
   Exit: (224) [system] atom_chars('B', ['B'])
^  Exit: (223) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1488424)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1490282)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1504436)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55798e5fad60), _1508226)
   Exit: (222) [system] get_char((0x55798e5fad60), ')')
   Call: (222) [system] _1488424=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [])
   Call: (221) [system] _1400330=['B']
   Exit: (221) [system] ['B']=['B']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (220) [system] _1314108=['A', 'B']
   Exit: (220) [system] ['A', 'B']=['A', 'B']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (219) [system] _1119148=['AndLink', 'A', 'B']
   Exit: (219) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1522108)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1523966)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _1531704)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1534408)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'C')
   Call: (220) [system] 'C'=(;)
   Fail: (220) [system] 'C'=(;)
^  Call: (220) [user] is_like_space('C')
   Call: (221) [system] char_type('C', 'white')
   Fail: (221) [system] char_type('C', 'white')
   Call: (221) [system] char_type('C', end_of_line)
   Fail: (221) [system] char_type('C', end_of_line)
   Call: (221) [system] char_type('C', space)
   Fail: (221) [system] char_type('C', space)
   Call: (221) [system] char_type('C', cntrl)
   Fail: (221) [system] char_type('C', cntrl)
^  Fail: (220) [user] is_like_space('C')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1549486)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'C')
   Call: (218) [system] 'C'=')'
   Fail: (218) [system] 'C'=')'
   Call: (218) [system] 'C'=end_of_file
   Fail: (218) [system] 'C'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1555056)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1556914)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'C')
   Call: (220) [system] 'C'=(;)
   Fail: (220) [system] 'C'=(;)
^  Call: (220) [user] is_like_space('C')
   Call: (221) [system] char_type('C', 'white')
   Fail: (221) [system] char_type('C', 'white')
   Call: (221) [system] char_type('C', end_of_line)
   Fail: (221) [system] char_type('C', end_of_line)
   Call: (221) [system] char_type('C', space)
   Fail: (221) [system] char_type('C', space)
   Call: (221) [system] char_type('C', cntrl)
   Fail: (221) [system] char_type('C', cntrl)
^  Fail: (220) [user] is_like_space('C')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1571068)
   Exit: (219) [system] get_char((0x55798e5fad60), 'C')
   Call: (219) [system] 'C'='('
   Fail: (219) [system] 'C'='('
   Call: (219) [system] 'C'='['
   Fail: (219) [system] 'C'='['
   Call: (219) [system] 'C'='{'
   Fail: (219) [system] 'C'='{'
   Call: (219) [system] 'C'='"'
   Fail: (219) [system] 'C'='"'
   Call: (219) [system] 'C'=!
   Fail: (219) [system] 'C'=!
   Call: (219) [system] 'C'='\''
   Fail: (219) [system] 'C'='\''
   Call: (219) [system] 'C'='`'
   Fail: (219) [system] 'C'='`'
   Call: (219) [system] 'C'=end_of_file
   Fail: (219) [system] 'C'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1555056)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1588710)
   Call: (221) [system] peek_char((0x55798e5fad60), _1589644)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
^  Call: (221) [user] is_delimiter(')')
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] arg(_1594364, v('(', ')', end_of_file), ')')
   Exit: (222) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (221) [user] is_delimiter(')')
   Call: (221) [system] _1588710=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (220) [user] classify_and_convert_charseq('C', [], _1555056)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1600826, _1600828), once(user:catch(read_from_chars(['C'], _1555056), _1600802, fail)), '$restore_trace'(_1600826, _1600828))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1600826, _1600828))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1555056), _1600802, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_1555056)
   Fail: (221) [system] atomic(_1555056)
   Call: (221) [system] atom_chars(_1555056, ['C'])
   Exit: (221) [system] atom_chars('C', ['C'])
^  Exit: (220) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1610202)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1612060)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1626214)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55798e5fad60), _1630004)
   Exit: (219) [system] get_char((0x55798e5fad60), ')')
   Call: (219) [system] _1610202=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [])
   Call: (218) [system] _1522108=['C']
   Exit: (218) [system] ['C']=['C']
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (217) [system] _1086200=[['AndLink', 'A', 'B'], 'C']
   Exit: (217) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (216) [system] _824320=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (216) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1643886)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1645744)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _1653482)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1656186)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1671264)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _1676834)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1678692)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _1692846)
   Exit: (216) [system] get_char((0x55798e5fad60), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1676834)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1698416)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'O')
   Call: (218) [system] 'O'=(;)
   Fail: (218) [system] 'O'=(;)
^  Call: (218) [user] is_like_space('O')
   Call: (219) [system] char_type('O', 'white')
   Fail: (219) [system] char_type('O', 'white')
   Call: (219) [system] char_type('O', end_of_line)
   Fail: (219) [system] char_type('O', end_of_line)
   Call: (219) [system] char_type('O', space)
   Fail: (219) [system] char_type('O', space)
   Call: (219) [system] char_type('O', cntrl)
   Fail: (219) [system] char_type('O', cntrl)
^  Fail: (218) [user] is_like_space('O')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1712570)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'O')
   Call: (217) [system] 'O'=')'
   Fail: (217) [system] 'O'=')'
   Call: (217) [system] 'O'=end_of_file
   Fail: (217) [system] 'O'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _1718140)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1719998)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'O')
   Call: (219) [system] 'O'=(;)
   Fail: (219) [system] 'O'=(;)
^  Call: (219) [user] is_like_space('O')
   Call: (220) [system] char_type('O', 'white')
   Fail: (220) [system] char_type('O', 'white')
   Call: (220) [system] char_type('O', end_of_line)
   Fail: (220) [system] char_type('O', end_of_line)
   Call: (220) [system] char_type('O', space)
   Fail: (220) [system] char_type('O', space)
   Call: (220) [system] char_type('O', cntrl)
   Fail: (220) [system] char_type('O', cntrl)
^  Fail: (219) [user] is_like_space('O')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _1734152)
   Exit: (218) [system] get_char((0x55798e5fad60), 'O')
   Call: (218) [system] 'O'='('
   Fail: (218) [system] 'O'='('
   Call: (218) [system] 'O'='['
   Fail: (218) [system] 'O'='['
   Call: (218) [system] 'O'='{'
   Fail: (218) [system] 'O'='{'
   Call: (218) [system] 'O'='"'
   Fail: (218) [system] 'O'='"'
   Call: (218) [system] 'O'=!
   Fail: (218) [system] 'O'=!
   Call: (218) [system] 'O'='\''
   Fail: (218) [system] 'O'='\''
   Call: (218) [system] 'O'='`'
   Fail: (218) [system] 'O'='`'
   Call: (218) [system] 'O'=end_of_file
   Fail: (218) [system] 'O'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1718140)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1751794)
   Call: (220) [system] peek_char((0x55798e5fad60), _1752728)
   Exit: (220) [system] peek_char((0x55798e5fad60), r)
^  Call: (220) [user] is_delimiter(r)
   Call: (221) [system] char_type(r, space)
   Fail: (221) [system] char_type(r, space)
   Call: (221) [system] arg(_1757448, v('(', ')', end_of_file), r)
   Fail: (221) [system] arg(_1758380, v('(', ')', end_of_file), r)
^  Fail: (220) [user] is_delimiter(r)
   Call: (220) [system] ')'==r
   Fail: (220) [system] ')'==r
   Call: (220) [system] get_char((0x55798e5fad60), r)
   Exit: (220) [system] get_char((0x55798e5fad60), r)
   Call: (220) [system] r=(\)
   Fail: (220) [system] r=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1765730)
   Call: (221) [system] peek_char((0x55798e5fad60), _1766664)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (221) [user] is_delimiter('L')
   Call: (222) [system] char_type('L', space)
   Fail: (222) [system] char_type('L', space)
   Call: (222) [system] arg(_1771384, v('(', ')', end_of_file), 'L')
   Fail: (222) [system] arg(_1772316, v('(', ')', end_of_file), 'L')
^  Fail: (221) [user] is_delimiter('L')
   Call: (221) [system] ')'=='L'
   Fail: (221) [system] ')'=='L'
   Call: (221) [system] get_char((0x55798e5fad60), 'L')
   Exit: (221) [system] get_char((0x55798e5fad60), 'L')
   Call: (221) [system] 'L'=(\)
   Fail: (221) [system] 'L'=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1779666)
   Call: (222) [system] peek_char((0x55798e5fad60), _1780600)
   Exit: (222) [system] peek_char((0x55798e5fad60), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_1785320, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_1786252, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55798e5fad60), i)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1793602)
   Call: (223) [system] peek_char((0x55798e5fad60), _1794536)
   Exit: (223) [system] peek_char((0x55798e5fad60), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_1799256, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_1800188, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55798e5fad60), n)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1807538)
   Call: (224) [system] peek_char((0x55798e5fad60), _1808472)
   Exit: (224) [system] peek_char((0x55798e5fad60), k)
^  Call: (224) [user] is_delimiter(k)
   Call: (225) [system] char_type(k, space)
   Fail: (225) [system] char_type(k, space)
   Call: (225) [system] arg(_1813192, v('(', ')', end_of_file), k)
   Fail: (225) [system] arg(_1814124, v('(', ')', end_of_file), k)
^  Fail: (224) [user] is_delimiter(k)
   Call: (224) [system] ')'==k
   Fail: (224) [system] ')'==k
   Call: (224) [system] get_char((0x55798e5fad60), k)
   Exit: (224) [system] get_char((0x55798e5fad60), k)
   Call: (224) [system] k=(\)
   Fail: (224) [system] k=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1821474)
   Call: (225) [system] peek_char((0x55798e5fad60), _1822408)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _1821474=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (224) [system] _1807538=[k]
   Exit: (224) [system] [k]=[k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (223) [system] _1793602=[n, k]
   Exit: (223) [system] [n, k]=[n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (222) [system] _1779666=[i, n, k]
   Exit: (222) [system] [i, n, k]=[i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (221) [system] _1765730=['L', i, n, k]
   Exit: (221) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (220) [system] _1751794=[r, 'L', i, n, k]
   Exit: (220) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (219) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1718140)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1845688, _1845690), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1718140), _1845664, fail)), '$restore_trace'(_1845688, _1845690))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1845688, _1845690))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1718140), _1845664, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_1718140)
   Fail: (220) [system] atomic(_1718140)
   Call: (220) [system] atom_chars(_1718140, ['O', r, 'L', i, n, k])
   Exit: (220) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (219) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1855064)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1856922)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _1864660)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1867364)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'B')
   Call: (220) [system] 'B'=(;)
   Fail: (220) [system] 'B'=(;)
^  Call: (220) [user] is_like_space('B')
   Call: (221) [system] char_type('B', 'white')
   Fail: (221) [system] char_type('B', 'white')
   Call: (221) [system] char_type('B', end_of_line)
   Fail: (221) [system] char_type('B', end_of_line)
   Call: (221) [system] char_type('B', space)
   Fail: (221) [system] char_type('B', space)
   Call: (221) [system] char_type('B', cntrl)
   Fail: (221) [system] char_type('B', cntrl)
^  Fail: (220) [user] is_like_space('B')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1882442)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'B')
   Call: (218) [system] 'B'=')'
   Fail: (218) [system] 'B'=')'
   Call: (218) [system] 'B'=end_of_file
   Fail: (218) [system] 'B'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1888012)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1889870)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'B')
   Call: (220) [system] 'B'=(;)
   Fail: (220) [system] 'B'=(;)
^  Call: (220) [user] is_like_space('B')
   Call: (221) [system] char_type('B', 'white')
   Fail: (221) [system] char_type('B', 'white')
   Call: (221) [system] char_type('B', end_of_line)
   Fail: (221) [system] char_type('B', end_of_line)
   Call: (221) [system] char_type('B', space)
   Fail: (221) [system] char_type('B', space)
   Call: (221) [system] char_type('B', cntrl)
   Fail: (221) [system] char_type('B', cntrl)
^  Fail: (220) [user] is_like_space('B')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1904024)
   Exit: (219) [system] get_char((0x55798e5fad60), 'B')
   Call: (219) [system] 'B'='('
   Fail: (219) [system] 'B'='('
   Call: (219) [system] 'B'='['
   Fail: (219) [system] 'B'='['
   Call: (219) [system] 'B'='{'
   Fail: (219) [system] 'B'='{'
   Call: (219) [system] 'B'='"'
   Fail: (219) [system] 'B'='"'
   Call: (219) [system] 'B'=!
   Fail: (219) [system] 'B'=!
   Call: (219) [system] 'B'='\''
   Fail: (219) [system] 'B'='\''
   Call: (219) [system] 'B'='`'
   Fail: (219) [system] 'B'='`'
   Call: (219) [system] 'B'=end_of_file
   Fail: (219) [system] 'B'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1888012)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1921666)
   Call: (221) [system] peek_char((0x55798e5fad60), _1922600)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _1921666=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (220) [user] classify_and_convert_charseq('B', [], _1888012)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1931910, _1931912), once(user:catch(read_from_chars(['B'], _1888012), _1931886, fail)), '$restore_trace'(_1931910, _1931912))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1931910, _1931912))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1888012), _1931886, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_1888012)
   Fail: (221) [system] atomic(_1888012)
   Call: (221) [system] atom_chars(_1888012, ['B'])
   Exit: (221) [system] atom_chars('B', ['B'])
^  Exit: (220) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1941286)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1943144)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _1950882)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1953586)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1968664)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1974234)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1976092)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1990246)
   Exit: (220) [system] get_char((0x55798e5fad60), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1974234)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1995816)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'I')
   Call: (222) [system] 'I'=(;)
   Fail: (222) [system] 'I'=(;)
^  Call: (222) [user] is_like_space('I')
   Call: (223) [system] char_type('I', 'white')
   Fail: (223) [system] char_type('I', 'white')
   Call: (223) [system] char_type('I', end_of_line)
   Fail: (223) [system] char_type('I', end_of_line)
   Call: (223) [system] char_type('I', space)
   Fail: (223) [system] char_type('I', space)
   Call: (223) [system] char_type('I', cntrl)
   Fail: (223) [system] char_type('I', cntrl)
^  Fail: (222) [user] is_like_space('I')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _2009970)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'I')
   Call: (221) [system] 'I'=')'
   Fail: (221) [system] 'I'=')'
   Call: (221) [system] 'I'=end_of_file
   Fail: (221) [system] 'I'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _2015540)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _2017398)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'I')
   Call: (223) [system] 'I'=(;)
   Fail: (223) [system] 'I'=(;)
^  Call: (223) [user] is_like_space('I')
   Call: (224) [system] char_type('I', 'white')
   Fail: (224) [system] char_type('I', 'white')
   Call: (224) [system] char_type('I', end_of_line)
   Fail: (224) [system] char_type('I', end_of_line)
   Call: (224) [system] char_type('I', space)
   Fail: (224) [system] char_type('I', space)
   Call: (224) [system] char_type('I', cntrl)
   Fail: (224) [system] char_type('I', cntrl)
^  Fail: (223) [user] is_like_space('I')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _2031552)
   Exit: (222) [system] get_char((0x55798e5fad60), 'I')
   Call: (222) [system] 'I'='('
   Fail: (222) [system] 'I'='('
   Call: (222) [system] 'I'='['
   Fail: (222) [system] 'I'='['
   Call: (222) [system] 'I'='{'
   Fail: (222) [system] 'I'='{'
   Call: (222) [system] 'I'='"'
   Fail: (222) [system] 'I'='"'
   Call: (222) [system] 'I'=!
   Fail: (222) [system] 'I'=!
   Call: (222) [system] 'I'='\''
   Fail: (222) [system] 'I'='\''
   Call: (222) [system] 'I'='`'
   Fail: (222) [system] 'I'='`'
   Call: (222) [system] 'I'=end_of_file
   Fail: (222) [system] 'I'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'I', _2015540)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _2049194)
   Call: (224) [system] peek_char((0x55798e5fad60), _2050128)
   Exit: (224) [system] peek_char((0x55798e5fad60), m)
^  Call: (224) [user] is_delimiter(m)
   Call: (225) [system] char_type(m, space)
   Fail: (225) [system] char_type(m, space)
   Call: (225) [system] arg(_2054848, v('(', ')', end_of_file), m)
   Fail: (225) [system] arg(_2055780, v('(', ')', end_of_file), m)
^  Fail: (224) [user] is_delimiter(m)
   Call: (224) [system] ')'==m
   Fail: (224) [system] ')'==m
   Call: (224) [system] get_char((0x55798e5fad60), m)
   Exit: (224) [system] get_char((0x55798e5fad60), m)
   Call: (224) [system] m=(\)
   Fail: (224) [system] m=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _2063130)
   Call: (225) [system] peek_char((0x55798e5fad60), _2064064)
   Exit: (225) [system] peek_char((0x55798e5fad60), p)
^  Call: (225) [user] is_delimiter(p)
   Call: (226) [system] char_type(p, space)
   Fail: (226) [system] char_type(p, space)
   Call: (226) [system] arg(_2068784, v('(', ')', end_of_file), p)
   Fail: (226) [system] arg(_2069716, v('(', ')', end_of_file), p)
^  Fail: (225) [user] is_delimiter(p)
   Call: (225) [system] ')'==p
   Fail: (225) [system] ')'==p
   Call: (225) [system] get_char((0x55798e5fad60), p)
   Exit: (225) [system] get_char((0x55798e5fad60), p)
   Call: (225) [system] p=(\)
   Fail: (225) [system] p=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _2077066)
   Call: (226) [system] peek_char((0x55798e5fad60), _2078000)
   Exit: (226) [system] peek_char((0x55798e5fad60), l)
^  Call: (226) [user] is_delimiter(l)
   Call: (227) [system] char_type(l, space)
   Fail: (227) [system] char_type(l, space)
   Call: (227) [system] arg(_2082720, v('(', ')', end_of_file), l)
   Fail: (227) [system] arg(_2083652, v('(', ')', end_of_file), l)
^  Fail: (226) [user] is_delimiter(l)
   Call: (226) [system] ')'==l
   Fail: (226) [system] ')'==l
   Call: (226) [system] get_char((0x55798e5fad60), l)
   Exit: (226) [system] get_char((0x55798e5fad60), l)
   Call: (226) [system] l=(\)
   Fail: (226) [system] l=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _2091002)
   Call: (227) [system] peek_char((0x55798e5fad60), _2091936)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_5074, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_5804, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _13154)
   Call: (228) [system] peek_char((0x55798e5fad60), _14088)
   Exit: (228) [system] peek_char((0x55798e5fad60), c)
^  Call: (228) [user] is_delimiter(c)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] arg(_18808, v('(', ')', end_of_file), c)
   Fail: (229) [system] arg(_19740, v('(', ')', end_of_file), c)
^  Fail: (228) [user] is_delimiter(c)
   Call: (228) [system] ')'==c
   Fail: (228) [system] ')'==c
   Call: (228) [system] get_char((0x55798e5fad60), c)
   Exit: (228) [system] get_char((0x55798e5fad60), c)
   Call: (228) [system] c=(\)
   Fail: (228) [system] c=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _27090)
   Call: (229) [system] peek_char((0x55798e5fad60), _28024)
   Exit: (229) [system] peek_char((0x55798e5fad60), a)
^  Call: (229) [user] is_delimiter(a)
   Call: (230) [system] char_type(a, space)
   Fail: (230) [system] char_type(a, space)
   Call: (230) [system] arg(_32744, v('(', ')', end_of_file), a)
   Fail: (230) [system] arg(_33676, v('(', ')', end_of_file), a)
^  Fail: (229) [user] is_delimiter(a)
   Call: (229) [system] ')'==a
   Fail: (229) [system] ')'==a
   Call: (229) [system] get_char((0x55798e5fad60), a)
   Exit: (229) [system] get_char((0x55798e5fad60), a)
   Call: (229) [system] a=(\)
   Fail: (229) [system] a=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _41026)
   Call: (230) [system] peek_char((0x55798e5fad60), _41960)
   Exit: (230) [system] peek_char((0x55798e5fad60), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_46680, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_47612, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55798e5fad60), t)
   Exit: (230) [system] get_char((0x55798e5fad60), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _54962)
   Call: (231) [system] peek_char((0x55798e5fad60), _55896)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_60616, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_61548, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _68898)
   Call: (232) [system] peek_char((0x55798e5fad60), _69832)
   Exit: (232) [system] peek_char((0x55798e5fad60), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_74552, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_75484, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55798e5fad60), o)
   Exit: (232) [system] get_char((0x55798e5fad60), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _82834)
   Call: (233) [system] peek_char((0x55798e5fad60), _83768)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_88488, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_89420, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _96770)
   Call: (234) [system] peek_char((0x55798e5fad60), _97704)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _96770=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (233) [system] _82834=[n]
   Exit: (233) [system] [n]=[n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (232) [system] _68898=[o, n]
   Exit: (232) [system] [o, n]=[o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (231) [system] _54962=[i, o, n]
   Exit: (231) [system] [i, o, n]=[i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (230) [system] _41026=[t, i, o, n]
   Exit: (230) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (229) [system] _27090=[a, t, i, o, n]
   Exit: (229) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (228) [system] _13154=[c, a, t, i, o, n]
   Exit: (228) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (227) [system] _5004=[i, c, a, t, i, o, n]
   Exit: (227) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (226) [system] _5000=[l, i, c, a, t, i, o, n]
   Exit: (226) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (225) [system] _4996=[p, l, i, c, a, t, i, o, n]
   Exit: (225) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (224) [system] _4992=[m, p, l, i, c, a, t, i, o, n]
   Exit: (224) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (223) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _4988)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_134954, _134956), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _4988), _134930, fail)), '$restore_trace'(_134954, _134956))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_134954, _134956))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _4988), _134930, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_4988)
   Fail: (224) [system] atomic(_4988)
   Call: (224) [system] atom_chars(_4988, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (224) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (223) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _144330)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _146188)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _153926)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _156630)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _171708)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _177278)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _179136)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _193290)
   Exit: (223) [system] get_char((0x55798e5fad60), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _177278)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _198860)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _213014)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=')'
   Fail: (224) [system] 'A'=')'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _218584)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _220442)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _234596)
   Exit: (225) [system] get_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'='('
   Fail: (225) [system] 'A'='('
   Call: (225) [system] 'A'='['
   Fail: (225) [system] 'A'='['
   Call: (225) [system] 'A'='{'
   Fail: (225) [system] 'A'='{'
   Call: (225) [system] 'A'='"'
   Fail: (225) [system] 'A'='"'
   Call: (225) [system] 'A'=!
   Fail: (225) [system] 'A'=!
   Call: (225) [system] 'A'='\''
   Fail: (225) [system] 'A'='\''
   Call: (225) [system] 'A'='`'
   Fail: (225) [system] 'A'='`'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'A', _218584)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _252238)
   Call: (227) [system] peek_char((0x55798e5fad60), _253172)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_257892, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_258824, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _266174)
   Call: (228) [system] peek_char((0x55798e5fad60), _267108)
   Exit: (228) [system] peek_char((0x55798e5fad60), d)
^  Call: (228) [user] is_delimiter(d)
   Call: (229) [system] char_type(d, space)
   Fail: (229) [system] char_type(d, space)
   Call: (229) [system] arg(_271828, v('(', ')', end_of_file), d)
   Fail: (229) [system] arg(_272760, v('(', ')', end_of_file), d)
^  Fail: (228) [user] is_delimiter(d)
   Call: (228) [system] ')'==d
   Fail: (228) [system] ')'==d
   Call: (228) [system] get_char((0x55798e5fad60), d)
   Exit: (228) [system] get_char((0x55798e5fad60), d)
   Call: (228) [system] d=(\)
   Fail: (228) [system] d=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _280110)
   Call: (229) [system] peek_char((0x55798e5fad60), _281044)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (229) [user] is_delimiter('L')
   Call: (230) [system] char_type('L', space)
   Fail: (230) [system] char_type('L', space)
   Call: (230) [system] arg(_285764, v('(', ')', end_of_file), 'L')
   Fail: (230) [system] arg(_286696, v('(', ')', end_of_file), 'L')
^  Fail: (229) [user] is_delimiter('L')
   Call: (229) [system] ')'=='L'
   Fail: (229) [system] ')'=='L'
   Call: (229) [system] get_char((0x55798e5fad60), 'L')
   Exit: (229) [system] get_char((0x55798e5fad60), 'L')
   Call: (229) [system] 'L'=(\)
   Fail: (229) [system] 'L'=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _294046)
   Call: (230) [system] peek_char((0x55798e5fad60), _294980)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_299700, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_300632, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _307982)
   Call: (231) [system] peek_char((0x55798e5fad60), _308916)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_313636, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_314568, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _321918)
   Call: (232) [system] peek_char((0x55798e5fad60), _322852)
   Exit: (232) [system] peek_char((0x55798e5fad60), k)
^  Call: (232) [user] is_delimiter(k)
   Call: (233) [system] char_type(k, space)
   Fail: (233) [system] char_type(k, space)
   Call: (233) [system] arg(_327572, v('(', ')', end_of_file), k)
   Fail: (233) [system] arg(_328504, v('(', ')', end_of_file), k)
^  Fail: (232) [user] is_delimiter(k)
   Call: (232) [system] ')'==k
   Fail: (232) [system] ')'==k
   Call: (232) [system] get_char((0x55798e5fad60), k)
   Exit: (232) [system] get_char((0x55798e5fad60), k)
   Call: (232) [system] k=(\)
   Fail: (232) [system] k=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _335854)
   Call: (233) [system] peek_char((0x55798e5fad60), _336788)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _335854=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (232) [system] _321918=[k]
   Exit: (232) [system] [k]=[k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (231) [system] _307982=[n, k]
   Exit: (231) [system] [n, k]=[n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (230) [system] _294046=[i, n, k]
   Exit: (230) [system] [i, n, k]=[i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (229) [system] _280110=['L', i, n, k]
   Exit: (229) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (228) [system] _266174=[d, 'L', i, n, k]
   Exit: (228) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (227) [system] _252238=[n, d, 'L', i, n, k]
   Exit: (227) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (226) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _218584)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_362862, _362864), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _218584), _362838, fail)), '$restore_trace'(_362862, _362864))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_362862, _362864))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _218584), _362838, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_218584)
   Fail: (227) [system] atomic(_218584)
   Call: (227) [system] atom_chars(_218584, ['A', n, d, 'L', i, n, k])
   Exit: (227) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (226) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _372238)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _374096)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _381834)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _384538)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'=(;)
   Fail: (227) [system] 'A'=(;)
^  Call: (227) [user] is_like_space('A')
   Call: (228) [system] char_type('A', 'white')
   Fail: (228) [system] char_type('A', 'white')
   Call: (228) [system] char_type('A', end_of_line)
   Fail: (228) [system] char_type('A', end_of_line)
   Call: (228) [system] char_type('A', space)
   Fail: (228) [system] char_type('A', space)
   Call: (228) [system] char_type('A', cntrl)
   Fail: (228) [system] char_type('A', cntrl)
^  Fail: (227) [user] is_like_space('A')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _399616)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=')'
   Fail: (225) [system] 'A'=')'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _405186)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _407044)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'=(;)
   Fail: (227) [system] 'A'=(;)
^  Call: (227) [user] is_like_space('A')
   Call: (228) [system] char_type('A', 'white')
   Fail: (228) [system] char_type('A', 'white')
   Call: (228) [system] char_type('A', end_of_line)
   Fail: (228) [system] char_type('A', end_of_line)
   Call: (228) [system] char_type('A', space)
   Fail: (228) [system] char_type('A', space)
   Call: (228) [system] char_type('A', cntrl)
   Fail: (228) [system] char_type('A', cntrl)
^  Fail: (227) [user] is_like_space('A')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _421198)
   Exit: (226) [system] get_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'='('
   Fail: (226) [system] 'A'='('
   Call: (226) [system] 'A'='['
   Fail: (226) [system] 'A'='['
   Call: (226) [system] 'A'='{'
   Fail: (226) [system] 'A'='{'
   Call: (226) [system] 'A'='"'
   Fail: (226) [system] 'A'='"'
   Call: (226) [system] 'A'=!
   Fail: (226) [system] 'A'=!
   Call: (226) [system] 'A'='\''
   Fail: (226) [system] 'A'='\''
   Call: (226) [system] 'A'='`'
   Fail: (226) [system] 'A'='`'
   Call: (226) [system] 'A'=end_of_file
   Fail: (226) [system] 'A'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'A', _405186)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _438840)
   Call: (228) [system] peek_char((0x55798e5fad60), _439774)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _438840=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (227) [user] classify_and_convert_charseq('A', [], _405186)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_449084, _449086), once(user:catch(read_from_chars(['A'], _405186), _449060, fail)), '$restore_trace'(_449084, _449086))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_449084, _449086))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _405186), _449060, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_405186)
   Fail: (228) [system] atomic(_405186)
   Call: (228) [system] atom_chars(_405186, ['A'])
   Exit: (228) [system] atom_chars('A', ['A'])
^  Exit: (227) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _458460)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _460318)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _468056)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _470760)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'B')
   Call: (228) [system] 'B'=(;)
   Fail: (228) [system] 'B'=(;)
^  Call: (228) [user] is_like_space('B')
   Call: (229) [system] char_type('B', 'white')
   Fail: (229) [system] char_type('B', 'white')
   Call: (229) [system] char_type('B', end_of_line)
   Fail: (229) [system] char_type('B', end_of_line)
   Call: (229) [system] char_type('B', space)
   Fail: (229) [system] char_type('B', space)
   Call: (229) [system] char_type('B', cntrl)
   Fail: (229) [system] char_type('B', cntrl)
^  Fail: (228) [user] is_like_space('B')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _485838)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'B')
   Call: (226) [system] 'B'=')'
   Fail: (226) [system] 'B'=')'
   Call: (226) [system] 'B'=end_of_file
   Fail: (226) [system] 'B'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _491408)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _493266)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'B')
   Call: (228) [system] 'B'=(;)
   Fail: (228) [system] 'B'=(;)
^  Call: (228) [user] is_like_space('B')
   Call: (229) [system] char_type('B', 'white')
   Fail: (229) [system] char_type('B', 'white')
   Call: (229) [system] char_type('B', end_of_line)
   Fail: (229) [system] char_type('B', end_of_line)
   Call: (229) [system] char_type('B', space)
   Fail: (229) [system] char_type('B', space)
   Call: (229) [system] char_type('B', cntrl)
   Fail: (229) [system] char_type('B', cntrl)
^  Fail: (228) [user] is_like_space('B')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _507420)
   Exit: (227) [system] get_char((0x55798e5fad60), 'B')
   Call: (227) [system] 'B'='('
   Fail: (227) [system] 'B'='('
   Call: (227) [system] 'B'='['
   Fail: (227) [system] 'B'='['
   Call: (227) [system] 'B'='{'
   Fail: (227) [system] 'B'='{'
   Call: (227) [system] 'B'='"'
   Fail: (227) [system] 'B'='"'
   Call: (227) [system] 'B'=!
   Fail: (227) [system] 'B'=!
   Call: (227) [system] 'B'='\''
   Fail: (227) [system] 'B'='\''
   Call: (227) [system] 'B'='`'
   Fail: (227) [system] 'B'='`'
   Call: (227) [system] 'B'=end_of_file
   Fail: (227) [system] 'B'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'B', _491408)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _525062)
   Call: (229) [system] peek_char((0x55798e5fad60), _525996)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
^  Call: (229) [user] is_delimiter(')')
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] arg(_530716, v('(', ')', end_of_file), ')')
   Exit: (230) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (229) [user] is_delimiter(')')
   Call: (229) [system] _525062=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (228) [user] classify_and_convert_charseq('B', [], _491408)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_537178, _537180), once(user:catch(read_from_chars(['B'], _491408), _537154, fail)), '$restore_trace'(_537178, _537180))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_537178, _537180))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _491408), _537154, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_491408)
   Fail: (229) [system] atomic(_491408)
   Call: (229) [system] atom_chars(_491408, ['B'])
   Exit: (229) [system] atom_chars('B', ['B'])
^  Exit: (228) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _546554)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _548412)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _562566)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55798e5fad60), _566356)
   Exit: (227) [system] get_char((0x55798e5fad60), ')')
   Call: (227) [system] _546554=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [])
   Call: (226) [system] _458460=['B']
   Exit: (226) [system] ['B']=['B']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (225) [system] _372238=['A', 'B']
   Exit: (225) [system] ['A', 'B']=['A', 'B']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (224) [system] _177278=['AndLink', 'A', 'B']
   Exit: (224) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _580238)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _582096)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _589834)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _592538)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'C')
   Call: (225) [system] 'C'=(;)
   Fail: (225) [system] 'C'=(;)
^  Call: (225) [user] is_like_space('C')
   Call: (226) [system] char_type('C', 'white')
   Fail: (226) [system] char_type('C', 'white')
   Call: (226) [system] char_type('C', end_of_line)
   Fail: (226) [system] char_type('C', end_of_line)
   Call: (226) [system] char_type('C', space)
   Fail: (226) [system] char_type('C', space)
   Call: (226) [system] char_type('C', cntrl)
   Fail: (226) [system] char_type('C', cntrl)
^  Fail: (225) [user] is_like_space('C')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _607616)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'C')
   Call: (223) [system] 'C'=')'
   Fail: (223) [system] 'C'=')'
   Call: (223) [system] 'C'=end_of_file
   Fail: (223) [system] 'C'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _613186)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _615044)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'C')
   Call: (225) [system] 'C'=(;)
   Fail: (225) [system] 'C'=(;)
^  Call: (225) [user] is_like_space('C')
   Call: (226) [system] char_type('C', 'white')
   Fail: (226) [system] char_type('C', 'white')
   Call: (226) [system] char_type('C', end_of_line)
   Fail: (226) [system] char_type('C', end_of_line)
   Call: (226) [system] char_type('C', space)
   Fail: (226) [system] char_type('C', space)
   Call: (226) [system] char_type('C', cntrl)
   Fail: (226) [system] char_type('C', cntrl)
^  Fail: (225) [user] is_like_space('C')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _629198)
   Exit: (224) [system] get_char((0x55798e5fad60), 'C')
   Call: (224) [system] 'C'='('
   Fail: (224) [system] 'C'='('
   Call: (224) [system] 'C'='['
   Fail: (224) [system] 'C'='['
   Call: (224) [system] 'C'='{'
   Fail: (224) [system] 'C'='{'
   Call: (224) [system] 'C'='"'
   Fail: (224) [system] 'C'='"'
   Call: (224) [system] 'C'=!
   Fail: (224) [system] 'C'=!
   Call: (224) [system] 'C'='\''
   Fail: (224) [system] 'C'='\''
   Call: (224) [system] 'C'='`'
   Fail: (224) [system] 'C'='`'
   Call: (224) [system] 'C'=end_of_file
   Fail: (224) [system] 'C'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'C', _613186)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _646840)
   Call: (226) [system] peek_char((0x55798e5fad60), _647774)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
^  Call: (226) [user] is_delimiter(')')
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] arg(_652494, v('(', ')', end_of_file), ')')
   Exit: (227) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (226) [user] is_delimiter(')')
   Call: (226) [system] _646840=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (225) [user] classify_and_convert_charseq('C', [], _613186)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_658956, _658958), once(user:catch(read_from_chars(['C'], _613186), _658932, fail)), '$restore_trace'(_658956, _658958))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_658956, _658958))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _613186), _658932, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_613186)
   Fail: (226) [system] atomic(_613186)
   Call: (226) [system] atom_chars(_613186, ['C'])
   Exit: (226) [system] atom_chars('C', ['C'])
^  Exit: (225) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _668332)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _670190)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _684344)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55798e5fad60), _688134)
   Exit: (224) [system] get_char((0x55798e5fad60), ')')
   Call: (224) [system] _668332=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [])
   Call: (223) [system] _580238=['C']
   Exit: (223) [system] ['C']=['C']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (222) [system] _144330=[['AndLink', 'A', 'B'], 'C']
   Exit: (222) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (221) [system] _4982=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (221) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _702016)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _703874)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _718028)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55798e5fad60), _721818)
   Exit: (220) [system] get_char((0x55798e5fad60), ')')
   Call: (220) [system] _702016=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [])
   Call: (219) [system] _4978=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (219) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (218) [system] _4972=['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (218) [system] ['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), ['B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (217) [system] _4964=['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (217) [system] ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _735700)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _737558)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _751712)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55798e5fad60), _755502)
   Exit: (216) [system] get_char((0x55798e5fad60), ')')
   Call: (216) [system] _735700=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [])
   Call: (215) [system] _4960=[['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (215) [system] [['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (214) [system] _4918=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (214) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (213) [system] _4910=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (213) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _769384)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _771242)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=(;)
   Fail: (213) [system] ')'=(;)
^  Call: (213) [user] is_like_space(')')
   Call: (214) [system] char_type(')', 'white')
   Fail: (214) [system] char_type(')', 'white')
   Call: (214) [system] char_type(')', end_of_line)
   Fail: (214) [system] char_type(')', end_of_line)
   Call: (214) [system] char_type(')', space)
   Fail: (214) [system] char_type(')', space)
   Call: (214) [system] char_type(')', cntrl)
   Fail: (214) [system] char_type(')', cntrl)
^  Fail: (213) [user] is_like_space(')')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _785396)
   Exit: (212) [system] peek_char((0x55798e5fad60), ')')
   Call: (212) [system] ')'=')'
   Exit: (212) [system] ')'=')'
   Call: (212) [system] get_char((0x55798e5fad60), _789186)
   Exit: (212) [system] get_char((0x55798e5fad60), ')')
   Call: (212) [system] _769384=[]
   Exit: (212) [system] []=[]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [])
   Call: (211) [system] _4906=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (211) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
   Call: (210) [system] _4864=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (210) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
   Call: (209) [system] _4856=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (209) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (208) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
^  Exit: (207) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
^  Call: (207) [user] read_list(')', (0x55798e5fad60), _803068)
^  Call: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _804926)
   Exit: (209) [system] peek_char((0x55798e5fad60), '\n')
   Call: (209) [system] '\n'=(;)
   Fail: (209) [system] '\n'=(;)
^  Call: (209) [user] is_like_space('\n')
   Call: (210) [system] char_type('\n', 'white')
   Fail: (210) [system] char_type('\n', 'white')
   Call: (210) [system] char_type('\n', end_of_line)
   Exit: (210) [system] char_type('\n', end_of_line)
^  Exit: (209) [user] is_like_space('\n')
   Call: (209) [system] get_char((0x55798e5fad60), _814520)
   Exit: (209) [system] get_char((0x55798e5fad60), '\n')
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _817224)
   Exit: (210) [system] peek_char((0x55798e5fad60), ' ')
   Call: (210) [system] ' '=(;)
   Fail: (210) [system] ' '=(;)
^  Call: (210) [user] is_like_space(' ')
   Call: (211) [system] char_type(' ', 'white')
   Exit: (211) [system] char_type(' ', 'white')
^  Exit: (210) [user] is_like_space(' ')
   Call: (210) [system] get_char((0x55798e5fad60), _824962)
   Exit: (210) [system] get_char((0x55798e5fad60), ' ')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _827666)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
^  Exit: (208) [user] skip_spaces((0x55798e5fad60))
   Call: (208) [system] peek_char((0x55798e5fad60), _843668)
   Exit: (208) [system] peek_char((0x55798e5fad60), '(')
   Call: (208) [system] '('=')'
   Fail: (208) [system] '('=')'
   Call: (208) [system] '('=end_of_file
   Fail: (208) [system] '('=end_of_file
^  Call: (208) [user] cont_sexpr(')', (0x55798e5fad60), _849238)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _851096)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=(;)
   Fail: (210) [system] '('=(;)
^  Call: (210) [user] is_like_space('(')
   Call: (211) [system] char_type('(', 'white')
   Fail: (211) [system] char_type('(', 'white')
   Call: (211) [system] char_type('(', end_of_line)
   Fail: (211) [system] char_type('(', end_of_line)
   Call: (211) [system] char_type('(', space)
   Fail: (211) [system] char_type('(', space)
   Call: (211) [system] char_type('(', cntrl)
   Fail: (211) [system] char_type('(', cntrl)
^  Fail: (210) [user] is_like_space('(')
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] get_char((0x55798e5fad60), _865250)
   Exit: (209) [system] get_char((0x55798e5fad60), '(')
   Call: (209) [system] '('='('
   Exit: (209) [system] '('='('
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _849238)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _870820)
   Exit: (211) [system] peek_char((0x55798e5fad60), :)
   Call: (211) [system] (:)=(;)
   Fail: (211) [system] (:)=(;)
^  Call: (211) [user] is_like_space(:)
   Call: (212) [system] char_type(:, 'white')
   Fail: (212) [system] char_type(:, 'white')
   Call: (212) [system] char_type(:, end_of_line)
   Fail: (212) [system] char_type(:, end_of_line)
   Call: (212) [system] char_type(:, space)
   Fail: (212) [system] char_type(:, space)
   Call: (212) [system] char_type(:, cntrl)
   Fail: (212) [system] char_type(:, cntrl)
^  Fail: (211) [user] is_like_space(:)
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _884974)
   Exit: (210) [system] peek_char((0x55798e5fad60), :)
   Call: (210) [system] (:)=')'
   Fail: (210) [system] (:)=')'
   Call: (210) [system] (:)=end_of_file
   Fail: (210) [system] (:)=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _890544)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _892402)
   Exit: (212) [system] peek_char((0x55798e5fad60), :)
   Call: (212) [system] (:)=(;)
   Fail: (212) [system] (:)=(;)
^  Call: (212) [user] is_like_space(:)
   Call: (213) [system] char_type(:, 'white')
   Fail: (213) [system] char_type(:, 'white')
   Call: (213) [system] char_type(:, end_of_line)
   Fail: (213) [system] char_type(:, end_of_line)
   Call: (213) [system] char_type(:, space)
   Fail: (213) [system] char_type(:, space)
   Call: (213) [system] char_type(:, cntrl)
   Fail: (213) [system] char_type(:, cntrl)
^  Fail: (212) [user] is_like_space(:)
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _906556)
   Exit: (211) [system] get_char((0x55798e5fad60), :)
   Call: (211) [system] (:)='('
   Fail: (211) [system] (:)='('
   Call: (211) [system] (:)='['
   Fail: (211) [system] (:)='['
   Call: (211) [system] (:)='{'
   Fail: (211) [system] (:)='{'
   Call: (211) [system] (:)='"'
   Fail: (211) [system] (:)='"'
   Call: (211) [system] (:)=!
   Fail: (211) [system] (:)=!
   Call: (211) [system] (:)='\''
   Fail: (211) [system] (:)='\''
   Call: (211) [system] (:)='`'
   Fail: (211) [system] (:)='`'
   Call: (211) [system] (:)=end_of_file
   Fail: (211) [system] (:)=end_of_file
^  Call: (211) [user] read_symbolic(')', (0x55798e5fad60), :, _890544)
^  Call: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), _924198)
   Call: (213) [system] peek_char((0x55798e5fad60), _925132)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (213) [user] is_delimiter(' ')
   Call: (214) [system] char_type(' ', space)
   Exit: (214) [system] char_type(' ', space)
^  Exit: (213) [user] is_delimiter(' ')
   Call: (213) [system] _924198=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (212) [user] classify_and_convert_charseq(:, [], _890544)
^  Call: (214) [system] setup_call_cleanup('$notrace'(_934442, _934444), once(user:catch(read_from_chars([:], _890544), _934418, fail)), '$restore_trace'(_934442, _934444))
^  Call: (215) [system] sig_atomic(system:'$notrace'(_934442, _934444))
^  Exit: (214) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _934418, fail)), system:'$restore_trace'(3, -1))
   Call: (213) [system] atomic(:)
   Exit: (213) [system] atomic(:)
^  Exit: (212) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (211) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _941942)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _943800)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _951538)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _954242)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _969320)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _974890)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _976748)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _990902)
   Exit: (212) [system] get_char((0x55798e5fad60), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _974890)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _996472)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'D')
   Call: (214) [system] 'D'=(;)
   Fail: (214) [system] 'D'=(;)
^  Call: (214) [user] is_like_space('D')
   Call: (215) [system] char_type('D', 'white')
   Fail: (215) [system] char_type('D', 'white')
   Call: (215) [system] char_type('D', end_of_line)
   Fail: (215) [system] char_type('D', end_of_line)
   Call: (215) [system] char_type('D', space)
   Fail: (215) [system] char_type('D', space)
   Call: (215) [system] char_type('D', cntrl)
   Fail: (215) [system] char_type('D', cntrl)
^  Fail: (214) [user] is_like_space('D')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1010626)
   Exit: (213) [system] peek_char((0x55798e5fad60), 'D')
   Call: (213) [system] 'D'=')'
   Fail: (213) [system] 'D'=')'
   Call: (213) [system] 'D'=end_of_file
   Fail: (213) [system] 'D'=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1016196)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1018054)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'D')
   Call: (215) [system] 'D'=(;)
   Fail: (215) [system] 'D'=(;)
^  Call: (215) [user] is_like_space('D')
   Call: (216) [system] char_type('D', 'white')
   Fail: (216) [system] char_type('D', 'white')
   Call: (216) [system] char_type('D', end_of_line)
   Fail: (216) [system] char_type('D', end_of_line)
   Call: (216) [system] char_type('D', space)
   Fail: (216) [system] char_type('D', space)
   Call: (216) [system] char_type('D', cntrl)
   Fail: (216) [system] char_type('D', cntrl)
^  Fail: (215) [user] is_like_space('D')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1032208)
   Exit: (214) [system] get_char((0x55798e5fad60), 'D')
   Call: (214) [system] 'D'='('
   Fail: (214) [system] 'D'='('
   Call: (214) [system] 'D'='['
   Fail: (214) [system] 'D'='['
   Call: (214) [system] 'D'='{'
   Fail: (214) [system] 'D'='{'
   Call: (214) [system] 'D'='"'
   Fail: (214) [system] 'D'='"'
   Call: (214) [system] 'D'=!
   Fail: (214) [system] 'D'=!
   Call: (214) [system] 'D'='\''
   Fail: (214) [system] 'D'='\''
   Call: (214) [system] 'D'='`'
   Fail: (214) [system] 'D'='`'
   Call: (214) [system] 'D'=end_of_file
   Fail: (214) [system] 'D'=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1016196)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _1049850)
   Call: (216) [system] peek_char((0x55798e5fad60), _1050784)
   Exit: (216) [system] peek_char((0x55798e5fad60), i)
^  Call: (216) [user] is_delimiter(i)
   Call: (217) [system] char_type(i, space)
   Fail: (217) [system] char_type(i, space)
   Call: (217) [system] arg(_1055504, v('(', ')', end_of_file), i)
   Fail: (217) [system] arg(_1056436, v('(', ')', end_of_file), i)
^  Fail: (216) [user] is_delimiter(i)
   Call: (216) [system] ')'==i
   Fail: (216) [system] ')'==i
   Call: (216) [system] get_char((0x55798e5fad60), i)
   Exit: (216) [system] get_char((0x55798e5fad60), i)
   Call: (216) [system] i=(\)
   Fail: (216) [system] i=(\)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1063786)
   Call: (217) [system] peek_char((0x55798e5fad60), _1064720)
   Exit: (217) [system] peek_char((0x55798e5fad60), s)
^  Call: (217) [user] is_delimiter(s)
   Call: (218) [system] char_type(s, space)
   Fail: (218) [system] char_type(s, space)
   Call: (218) [system] arg(_1069440, v('(', ')', end_of_file), s)
   Fail: (218) [system] arg(_1070372, v('(', ')', end_of_file), s)
^  Fail: (217) [user] is_delimiter(s)
   Call: (217) [system] ')'==s
   Fail: (217) [system] ')'==s
   Call: (217) [system] get_char((0x55798e5fad60), s)
   Exit: (217) [system] get_char((0x55798e5fad60), s)
   Call: (217) [system] s=(\)
   Fail: (217) [system] s=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1077722)
   Call: (218) [system] peek_char((0x55798e5fad60), _1078656)
   Exit: (218) [system] peek_char((0x55798e5fad60), j)
^  Call: (218) [user] is_delimiter(j)
   Call: (219) [system] char_type(j, space)
   Fail: (219) [system] char_type(j, space)
   Call: (219) [system] arg(_1083376, v('(', ')', end_of_file), j)
   Fail: (219) [system] arg(_1084308, v('(', ')', end_of_file), j)
^  Fail: (218) [user] is_delimiter(j)
   Call: (218) [system] ')'==j
   Fail: (218) [system] ')'==j
   Call: (218) [system] get_char((0x55798e5fad60), j)
   Exit: (218) [system] get_char((0x55798e5fad60), j)
   Call: (218) [system] j=(\)
   Fail: (218) [system] j=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1091658)
   Call: (219) [system] peek_char((0x55798e5fad60), _1092592)
   Exit: (219) [system] peek_char((0x55798e5fad60), u)
^  Call: (219) [user] is_delimiter(u)
   Call: (220) [system] char_type(u, space)
   Fail: (220) [system] char_type(u, space)
   Call: (220) [system] arg(_1097312, v('(', ')', end_of_file), u)
   Fail: (220) [system] arg(_1098244, v('(', ')', end_of_file), u)
^  Fail: (219) [user] is_delimiter(u)
   Call: (219) [system] ')'==u
   Fail: (219) [system] ')'==u
   Call: (219) [system] get_char((0x55798e5fad60), u)
   Exit: (219) [system] get_char((0x55798e5fad60), u)
   Call: (219) [system] u=(\)
   Fail: (219) [system] u=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1105594)
   Call: (220) [system] peek_char((0x55798e5fad60), _1106528)
   Exit: (220) [system] peek_char((0x55798e5fad60), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_1111248, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_1112180, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55798e5fad60), n)
   Exit: (220) [system] get_char((0x55798e5fad60), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1119530)
   Call: (221) [system] peek_char((0x55798e5fad60), _1120464)
   Exit: (221) [system] peek_char((0x55798e5fad60), c)
^  Call: (221) [user] is_delimiter(c)
   Call: (222) [system] char_type(c, space)
   Fail: (222) [system] char_type(c, space)
   Call: (222) [system] arg(_1125184, v('(', ')', end_of_file), c)
   Fail: (222) [system] arg(_1126116, v('(', ')', end_of_file), c)
^  Fail: (221) [user] is_delimiter(c)
   Call: (221) [system] ')'==c
   Fail: (221) [system] ')'==c
   Call: (221) [system] get_char((0x55798e5fad60), c)
   Exit: (221) [system] get_char((0x55798e5fad60), c)
   Call: (221) [system] c=(\)
   Fail: (221) [system] c=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1133466)
   Call: (222) [system] peek_char((0x55798e5fad60), _1134400)
   Exit: (222) [system] peek_char((0x55798e5fad60), t)
^  Call: (222) [user] is_delimiter(t)
   Call: (223) [system] char_type(t, space)
   Fail: (223) [system] char_type(t, space)
   Call: (223) [system] arg(_1139120, v('(', ')', end_of_file), t)
   Fail: (223) [system] arg(_1140052, v('(', ')', end_of_file), t)
^  Fail: (222) [user] is_delimiter(t)
   Call: (222) [system] ')'==t
   Fail: (222) [system] ')'==t
   Call: (222) [system] get_char((0x55798e5fad60), t)
   Exit: (222) [system] get_char((0x55798e5fad60), t)
   Call: (222) [system] t=(\)
   Fail: (222) [system] t=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1147402)
   Call: (223) [system] peek_char((0x55798e5fad60), _1148336)
   Exit: (223) [system] peek_char((0x55798e5fad60), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_1153056, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_1153988, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55798e5fad60), i)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1161338)
   Call: (224) [system] peek_char((0x55798e5fad60), _1162272)
   Exit: (224) [system] peek_char((0x55798e5fad60), o)
^  Call: (224) [user] is_delimiter(o)
   Call: (225) [system] char_type(o, space)
   Fail: (225) [system] char_type(o, space)
   Call: (225) [system] arg(_1166992, v('(', ')', end_of_file), o)
   Fail: (225) [system] arg(_1167924, v('(', ')', end_of_file), o)
^  Fail: (224) [user] is_delimiter(o)
   Call: (224) [system] ')'==o
   Fail: (224) [system] ')'==o
   Call: (224) [system] get_char((0x55798e5fad60), o)
   Exit: (224) [system] get_char((0x55798e5fad60), o)
   Call: (224) [system] o=(\)
   Fail: (224) [system] o=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1175274)
   Call: (225) [system] peek_char((0x55798e5fad60), _1176208)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_1180928, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_1181860, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1189210)
   Call: (226) [system] peek_char((0x55798e5fad60), _1190144)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (226) [user] is_delimiter('I')
   Call: (227) [system] char_type('I', space)
   Fail: (227) [system] char_type('I', space)
   Call: (227) [system] arg(_1194864, v('(', ')', end_of_file), 'I')
   Fail: (227) [system] arg(_1195796, v('(', ')', end_of_file), 'I')
^  Fail: (226) [user] is_delimiter('I')
   Call: (226) [system] ')'=='I'
   Fail: (226) [system] ')'=='I'
   Call: (226) [system] get_char((0x55798e5fad60), 'I')
   Exit: (226) [system] get_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'=(\)
   Fail: (226) [system] 'I'=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1203146)
   Call: (227) [system] peek_char((0x55798e5fad60), _1204080)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_1208800, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_1209732, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1217082)
   Call: (228) [system] peek_char((0x55798e5fad60), _1218016)
   Exit: (228) [system] peek_char((0x55798e5fad60), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_1222736, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_1223668, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55798e5fad60), t)
   Exit: (228) [system] get_char((0x55798e5fad60), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1231018)
   Call: (229) [system] peek_char((0x55798e5fad60), _1231952)
   Exit: (229) [system] peek_char((0x55798e5fad60), r)
^  Call: (229) [user] is_delimiter(r)
   Call: (230) [system] char_type(r, space)
   Fail: (230) [system] char_type(r, space)
   Call: (230) [system] arg(_1236672, v('(', ')', end_of_file), r)
   Fail: (230) [system] arg(_1237604, v('(', ')', end_of_file), r)
^  Fail: (229) [user] is_delimiter(r)
   Call: (229) [system] ')'==r
   Fail: (229) [system] ')'==r
   Call: (229) [system] get_char((0x55798e5fad60), r)
   Exit: (229) [system] get_char((0x55798e5fad60), r)
   Call: (229) [system] r=(\)
   Fail: (229) [system] r=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1244954)
   Call: (230) [system] peek_char((0x55798e5fad60), _1245888)
   Exit: (230) [system] peek_char((0x55798e5fad60), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_1250608, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_1251540, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55798e5fad60), o)
   Exit: (230) [system] get_char((0x55798e5fad60), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1258890)
   Call: (231) [system] peek_char((0x55798e5fad60), _1259824)
   Exit: (231) [system] peek_char((0x55798e5fad60), d)
^  Call: (231) [user] is_delimiter(d)
   Call: (232) [system] char_type(d, space)
   Fail: (232) [system] char_type(d, space)
   Call: (232) [system] arg(_1264544, v('(', ')', end_of_file), d)
   Fail: (232) [system] arg(_1265476, v('(', ')', end_of_file), d)
^  Fail: (231) [user] is_delimiter(d)
   Call: (231) [system] ')'==d
   Fail: (231) [system] ')'==d
   Call: (231) [system] get_char((0x55798e5fad60), d)
   Exit: (231) [system] get_char((0x55798e5fad60), d)
   Call: (231) [system] d=(\)
   Fail: (231) [system] d=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1272826)
   Call: (232) [system] peek_char((0x55798e5fad60), _1273760)
   Exit: (232) [system] peek_char((0x55798e5fad60), u)
^  Call: (232) [user] is_delimiter(u)
   Call: (233) [system] char_type(u, space)
   Fail: (233) [system] char_type(u, space)
   Call: (233) [system] arg(_1278480, v('(', ')', end_of_file), u)
   Fail: (233) [system] arg(_1279412, v('(', ')', end_of_file), u)
^  Fail: (232) [user] is_delimiter(u)
   Call: (232) [system] ')'==u
   Fail: (232) [system] ')'==u
   Call: (232) [system] get_char((0x55798e5fad60), u)
   Exit: (232) [system] get_char((0x55798e5fad60), u)
   Call: (232) [system] u=(\)
   Fail: (232) [system] u=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1286762)
   Call: (233) [system] peek_char((0x55798e5fad60), _1287696)
   Exit: (233) [system] peek_char((0x55798e5fad60), c)
^  Call: (233) [user] is_delimiter(c)
   Call: (234) [system] char_type(c, space)
   Fail: (234) [system] char_type(c, space)
   Call: (234) [system] arg(_1292416, v('(', ')', end_of_file), c)
   Fail: (234) [system] arg(_1293348, v('(', ')', end_of_file), c)
^  Fail: (233) [user] is_delimiter(c)
   Call: (233) [system] ')'==c
   Fail: (233) [system] ')'==c
   Call: (233) [system] get_char((0x55798e5fad60), c)
   Exit: (233) [system] get_char((0x55798e5fad60), c)
   Call: (233) [system] c=(\)
   Fail: (233) [system] c=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1300698)
   Call: (234) [system] peek_char((0x55798e5fad60), _1301632)
   Exit: (234) [system] peek_char((0x55798e5fad60), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_1306352, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_1307284, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55798e5fad60), t)
   Exit: (234) [system] get_char((0x55798e5fad60), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1314634)
   Call: (235) [system] peek_char((0x55798e5fad60), _1315568)
   Exit: (235) [system] peek_char((0x55798e5fad60), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_1320288, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_1321220, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55798e5fad60), i)
   Exit: (235) [system] get_char((0x55798e5fad60), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1328570)
   Call: (236) [system] peek_char((0x55798e5fad60), _1329504)
   Exit: (236) [system] peek_char((0x55798e5fad60), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_1334224, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_1335156, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55798e5fad60), o)
   Exit: (236) [system] get_char((0x55798e5fad60), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1342506)
   Call: (237) [system] peek_char((0x55798e5fad60), _1343440)
   Exit: (237) [system] peek_char((0x55798e5fad60), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_1348160, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_1349092, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55798e5fad60), n)
   Exit: (237) [system] get_char((0x55798e5fad60), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1356442)
   Call: (238) [system] peek_char((0x55798e5fad60), _1357376)
   Exit: (238) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _1356442=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (237) [system] _1342506=[n]
   Exit: (237) [system] [n]=[n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (236) [system] _1328570=[o, n]
   Exit: (236) [system] [o, n]=[o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (235) [system] _1314634=[i, o, n]
   Exit: (235) [system] [i, o, n]=[i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (234) [system] _1300698=[t, i, o, n]
   Exit: (234) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (233) [system] _1286762=[c, t, i, o, n]
   Exit: (233) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (232) [system] _1272826=[u, c, t, i, o, n]
   Exit: (232) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (231) [system] _1258890=[d, u, c, t, i, o, n]
   Exit: (231) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (230) [system] _1244954=[o, d, u, c, t, i, o, n]
   Exit: (230) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (229) [system] _1231018=[r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1217082=[t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1203146=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1189210=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1175274=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1161338=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1147402=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1133466=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1119530=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1105594=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1091658=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1077722=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _1063786=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (216) [system] _1049850=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (216) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (215) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1016196)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_1428154, _1428156), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1016196), _1428130, fail)), '$restore_trace'(_1428154, _1428156))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_1428154, _1428156))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1016196), _1428130, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(_1016196)
   Fail: (216) [system] atomic(_1016196)
   Call: (216) [system] atom_chars(_1016196, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (216) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (215) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1437530)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1439388)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _1447126)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1449830)
   Exit: (216) [system] peek_char((0x55798e5fad60), a)
   Call: (216) [system] a=(;)
   Fail: (216) [system] a=(;)
^  Call: (216) [user] is_like_space(a)
   Call: (217) [system] char_type(a, 'white')
   Fail: (217) [system] char_type(a, 'white')
   Call: (217) [system] char_type(a, end_of_line)
   Fail: (217) [system] char_type(a, end_of_line)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] char_type(a, cntrl)
   Fail: (217) [system] char_type(a, cntrl)
^  Fail: (216) [user] is_like_space(a)
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1464908)
   Exit: (214) [system] peek_char((0x55798e5fad60), a)
   Call: (214) [system] a=')'
   Fail: (214) [system] a=')'
   Call: (214) [system] a=end_of_file
   Fail: (214) [system] a=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _1470478)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1472336)
   Exit: (216) [system] peek_char((0x55798e5fad60), a)
   Call: (216) [system] a=(;)
   Fail: (216) [system] a=(;)
^  Call: (216) [user] is_like_space(a)
   Call: (217) [system] char_type(a, 'white')
   Fail: (217) [system] char_type(a, 'white')
   Call: (217) [system] char_type(a, end_of_line)
   Fail: (217) [system] char_type(a, end_of_line)
   Call: (217) [system] char_type(a, space)
   Fail: (217) [system] char_type(a, space)
   Call: (217) [system] char_type(a, cntrl)
   Fail: (217) [system] char_type(a, cntrl)
^  Fail: (216) [user] is_like_space(a)
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _1486490)
   Exit: (215) [system] get_char((0x55798e5fad60), a)
   Call: (215) [system] a='('
   Fail: (215) [system] a='('
   Call: (215) [system] a='['
   Fail: (215) [system] a='['
   Call: (215) [system] a='{'
   Fail: (215) [system] a='{'
   Call: (215) [system] a='"'
   Fail: (215) [system] a='"'
   Call: (215) [system] a=!
   Fail: (215) [system] a=!
   Call: (215) [system] a='\''
   Fail: (215) [system] a='\''
   Call: (215) [system] a='`'
   Fail: (215) [system] a='`'
   Call: (215) [system] a=end_of_file
   Fail: (215) [system] a=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), a, _1470478)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1504132)
   Call: (217) [system] peek_char((0x55798e5fad60), _1505066)
   Exit: (217) [system] peek_char((0x55798e5fad60), b)
^  Call: (217) [user] is_delimiter(b)
   Call: (218) [system] char_type(b, space)
   Fail: (218) [system] char_type(b, space)
   Call: (218) [system] arg(_1509786, v('(', ')', end_of_file), b)
   Fail: (218) [system] arg(_1510718, v('(', ')', end_of_file), b)
^  Fail: (217) [user] is_delimiter(b)
   Call: (217) [system] ')'==b
   Fail: (217) [system] ')'==b
   Call: (217) [system] get_char((0x55798e5fad60), b)
   Exit: (217) [system] get_char((0x55798e5fad60), b)
   Call: (217) [system] b=(\)
   Fail: (217) [system] b=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1518068)
   Call: (218) [system] peek_char((0x55798e5fad60), _1519002)
   Exit: (218) [system] peek_char((0x55798e5fad60), c)
^  Call: (218) [user] is_delimiter(c)
   Call: (219) [system] char_type(c, space)
   Fail: (219) [system] char_type(c, space)
   Call: (219) [system] arg(_1523722, v('(', ')', end_of_file), c)
   Fail: (219) [system] arg(_1524654, v('(', ')', end_of_file), c)
^  Fail: (218) [user] is_delimiter(c)
   Call: (218) [system] ')'==c
   Fail: (218) [system] ')'==c
   Call: (218) [system] get_char((0x55798e5fad60), c)
   Exit: (218) [system] get_char((0x55798e5fad60), c)
   Call: (218) [system] c=(\)
   Fail: (218) [system] c=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1532004)
   Call: (219) [system] peek_char((0x55798e5fad60), _1532938)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _1532004=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (218) [system] _1518068=[c]
   Exit: (218) [system] [c]=[c]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (217) [system] _1504132=[b, c]
   Exit: (217) [system] [b, c]=[b, c]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (216) [user] classify_and_convert_charseq(a, [b, c], _1470478)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_1547836, _1547838), once(user:catch(read_from_chars([a, b, c], _1470478), _1547812, fail)), '$restore_trace'(_1547836, _1547838))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_1547836, _1547838))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1547812, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(abc)
   Exit: (217) [system] atomic(abc)
^  Exit: (216) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1555336)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1557194)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _1564932)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1567636)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1582714)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _1588284)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1590142)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _1604296)
   Exit: (216) [system] get_char((0x55798e5fad60), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1588284)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1609866)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'D')
   Call: (218) [system] 'D'=(;)
   Fail: (218) [system] 'D'=(;)
^  Call: (218) [user] is_like_space('D')
   Call: (219) [system] char_type('D', 'white')
   Fail: (219) [system] char_type('D', 'white')
   Call: (219) [system] char_type('D', end_of_line)
   Fail: (219) [system] char_type('D', end_of_line)
   Call: (219) [system] char_type('D', space)
   Fail: (219) [system] char_type('D', space)
   Call: (219) [system] char_type('D', cntrl)
   Fail: (219) [system] char_type('D', cntrl)
^  Fail: (218) [user] is_like_space('D')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1624020)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'D')
   Call: (217) [system] 'D'=')'
   Fail: (217) [system] 'D'=')'
   Call: (217) [system] 'D'=end_of_file
   Fail: (217) [system] 'D'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _1629590)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1631448)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'D')
   Call: (219) [system] 'D'=(;)
   Fail: (219) [system] 'D'=(;)
^  Call: (219) [user] is_like_space('D')
   Call: (220) [system] char_type('D', 'white')
   Fail: (220) [system] char_type('D', 'white')
   Call: (220) [system] char_type('D', end_of_line)
   Fail: (220) [system] char_type('D', end_of_line)
   Call: (220) [system] char_type('D', space)
   Fail: (220) [system] char_type('D', space)
   Call: (220) [system] char_type('D', cntrl)
   Fail: (220) [system] char_type('D', cntrl)
^  Fail: (219) [user] is_like_space('D')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _1645602)
   Exit: (218) [system] get_char((0x55798e5fad60), 'D')
   Call: (218) [system] 'D'='('
   Fail: (218) [system] 'D'='('
   Call: (218) [system] 'D'='['
   Fail: (218) [system] 'D'='['
   Call: (218) [system] 'D'='{'
   Fail: (218) [system] 'D'='{'
   Call: (218) [system] 'D'='"'
   Fail: (218) [system] 'D'='"'
   Call: (218) [system] 'D'=!
   Fail: (218) [system] 'D'=!
   Call: (218) [system] 'D'='\''
   Fail: (218) [system] 'D'='\''
   Call: (218) [system] 'D'='`'
   Fail: (218) [system] 'D'='`'
   Call: (218) [system] 'D'=end_of_file
   Fail: (218) [system] 'D'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1629590)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1663244)
   Call: (220) [system] peek_char((0x55798e5fad60), _1664178)
   Exit: (220) [system] peek_char((0x55798e5fad60), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1668898, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1669830, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55798e5fad60), i)
   Exit: (220) [system] get_char((0x55798e5fad60), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1677180)
   Call: (221) [system] peek_char((0x55798e5fad60), _1678114)
   Exit: (221) [system] peek_char((0x55798e5fad60), s)
^  Call: (221) [user] is_delimiter(s)
   Call: (222) [system] char_type(s, space)
   Fail: (222) [system] char_type(s, space)
   Call: (222) [system] arg(_1682834, v('(', ')', end_of_file), s)
   Fail: (222) [system] arg(_1683766, v('(', ')', end_of_file), s)
^  Fail: (221) [user] is_delimiter(s)
   Call: (221) [system] ')'==s
   Fail: (221) [system] ')'==s
   Call: (221) [system] get_char((0x55798e5fad60), s)
   Exit: (221) [system] get_char((0x55798e5fad60), s)
   Call: (221) [system] s=(\)
   Fail: (221) [system] s=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1691116)
   Call: (222) [system] peek_char((0x55798e5fad60), _1692050)
   Exit: (222) [system] peek_char((0x55798e5fad60), j)
^  Call: (222) [user] is_delimiter(j)
   Call: (223) [system] char_type(j, space)
   Fail: (223) [system] char_type(j, space)
   Call: (223) [system] arg(_1696770, v('(', ')', end_of_file), j)
   Fail: (223) [system] arg(_1697702, v('(', ')', end_of_file), j)
^  Fail: (222) [user] is_delimiter(j)
   Call: (222) [system] ')'==j
   Fail: (222) [system] ')'==j
   Call: (222) [system] get_char((0x55798e5fad60), j)
   Exit: (222) [system] get_char((0x55798e5fad60), j)
   Call: (222) [system] j=(\)
   Fail: (222) [system] j=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1705052)
   Call: (223) [system] peek_char((0x55798e5fad60), _1705986)
   Exit: (223) [system] peek_char((0x55798e5fad60), u)
^  Call: (223) [user] is_delimiter(u)
   Call: (224) [system] char_type(u, space)
   Fail: (224) [system] char_type(u, space)
   Call: (224) [system] arg(_1710706, v('(', ')', end_of_file), u)
   Fail: (224) [system] arg(_1711638, v('(', ')', end_of_file), u)
^  Fail: (223) [user] is_delimiter(u)
   Call: (223) [system] ')'==u
   Fail: (223) [system] ')'==u
   Call: (223) [system] get_char((0x55798e5fad60), u)
   Exit: (223) [system] get_char((0x55798e5fad60), u)
   Call: (223) [system] u=(\)
   Fail: (223) [system] u=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1718988)
   Call: (224) [system] peek_char((0x55798e5fad60), _1719922)
   Exit: (224) [system] peek_char((0x55798e5fad60), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1724642, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1725574, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55798e5fad60), n)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1732924)
   Call: (225) [system] peek_char((0x55798e5fad60), _1733858)
   Exit: (225) [system] peek_char((0x55798e5fad60), c)
^  Call: (225) [user] is_delimiter(c)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] arg(_1738578, v('(', ')', end_of_file), c)
   Fail: (226) [system] arg(_1739510, v('(', ')', end_of_file), c)
^  Fail: (225) [user] is_delimiter(c)
   Call: (225) [system] ')'==c
   Fail: (225) [system] ')'==c
   Call: (225) [system] get_char((0x55798e5fad60), c)
   Exit: (225) [system] get_char((0x55798e5fad60), c)
   Call: (225) [system] c=(\)
   Fail: (225) [system] c=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1746860)
   Call: (226) [system] peek_char((0x55798e5fad60), _1747794)
   Exit: (226) [system] peek_char((0x55798e5fad60), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_1752514, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_1753446, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55798e5fad60), t)
   Exit: (226) [system] get_char((0x55798e5fad60), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1760796)
   Call: (227) [system] peek_char((0x55798e5fad60), _1761730)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_1766450, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_1767382, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1774732)
   Call: (228) [system] peek_char((0x55798e5fad60), _1775666)
   Exit: (228) [system] peek_char((0x55798e5fad60), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_1780386, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_1781318, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55798e5fad60), o)
   Exit: (228) [system] get_char((0x55798e5fad60), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1788668)
   Call: (229) [system] peek_char((0x55798e5fad60), _1789602)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_1794322, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_1795254, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1802604)
   Call: (230) [system] peek_char((0x55798e5fad60), _1803538)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (230) [user] is_delimiter('I')
   Call: (231) [system] char_type('I', space)
   Fail: (231) [system] char_type('I', space)
   Call: (231) [system] arg(_1808258, v('(', ')', end_of_file), 'I')
   Fail: (231) [system] arg(_1809190, v('(', ')', end_of_file), 'I')
^  Fail: (230) [user] is_delimiter('I')
   Call: (230) [system] ')'=='I'
   Fail: (230) [system] ')'=='I'
   Call: (230) [system] get_char((0x55798e5fad60), 'I')
   Exit: (230) [system] get_char((0x55798e5fad60), 'I')
   Call: (230) [system] 'I'=(\)
   Fail: (230) [system] 'I'=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1816540)
   Call: (231) [system] peek_char((0x55798e5fad60), _1817474)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1822194, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1823126, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1830476)
   Call: (232) [system] peek_char((0x55798e5fad60), _1831410)
   Exit: (232) [system] peek_char((0x55798e5fad60), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_1836130, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_1837062, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55798e5fad60), t)
   Exit: (232) [system] get_char((0x55798e5fad60), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1844412)
   Call: (233) [system] peek_char((0x55798e5fad60), _1845346)
   Exit: (233) [system] peek_char((0x55798e5fad60), r)
^  Call: (233) [user] is_delimiter(r)
   Call: (234) [system] char_type(r, space)
   Fail: (234) [system] char_type(r, space)
   Call: (234) [system] arg(_1850066, v('(', ')', end_of_file), r)
   Fail: (234) [system] arg(_1850998, v('(', ')', end_of_file), r)
^  Fail: (233) [user] is_delimiter(r)
   Call: (233) [system] ')'==r
   Fail: (233) [system] ')'==r
   Call: (233) [system] get_char((0x55798e5fad60), r)
   Exit: (233) [system] get_char((0x55798e5fad60), r)
   Call: (233) [system] r=(\)
   Fail: (233) [system] r=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1858348)
   Call: (234) [system] peek_char((0x55798e5fad60), _1859282)
   Exit: (234) [system] peek_char((0x55798e5fad60), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_1864002, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_1864934, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55798e5fad60), o)
   Exit: (234) [system] get_char((0x55798e5fad60), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1872284)
   Call: (235) [system] peek_char((0x55798e5fad60), _1873218)
   Exit: (235) [system] peek_char((0x55798e5fad60), d)
^  Call: (235) [user] is_delimiter(d)
   Call: (236) [system] char_type(d, space)
   Fail: (236) [system] char_type(d, space)
   Call: (236) [system] arg(_1877938, v('(', ')', end_of_file), d)
   Fail: (236) [system] arg(_1878870, v('(', ')', end_of_file), d)
^  Fail: (235) [user] is_delimiter(d)
   Call: (235) [system] ')'==d
   Fail: (235) [system] ')'==d
   Call: (235) [system] get_char((0x55798e5fad60), d)
   Exit: (235) [system] get_char((0x55798e5fad60), d)
   Call: (235) [system] d=(\)
   Fail: (235) [system] d=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1886220)
   Call: (236) [system] peek_char((0x55798e5fad60), _1887154)
   Exit: (236) [system] peek_char((0x55798e5fad60), u)
^  Call: (236) [user] is_delimiter(u)
   Call: (237) [system] char_type(u, space)
   Fail: (237) [system] char_type(u, space)
   Call: (237) [system] arg(_1891874, v('(', ')', end_of_file), u)
   Fail: (237) [system] arg(_1892806, v('(', ')', end_of_file), u)
^  Fail: (236) [user] is_delimiter(u)
   Call: (236) [system] ')'==u
   Fail: (236) [system] ')'==u
   Call: (236) [system] get_char((0x55798e5fad60), u)
   Exit: (236) [system] get_char((0x55798e5fad60), u)
   Call: (236) [system] u=(\)
   Fail: (236) [system] u=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1900156)
   Call: (237) [system] peek_char((0x55798e5fad60), _1901090)
   Exit: (237) [system] peek_char((0x55798e5fad60), c)
^  Call: (237) [user] is_delimiter(c)
   Call: (238) [system] char_type(c, space)
   Fail: (238) [system] char_type(c, space)
   Call: (238) [system] arg(_1905810, v('(', ')', end_of_file), c)
   Fail: (238) [system] arg(_1906742, v('(', ')', end_of_file), c)
^  Fail: (237) [user] is_delimiter(c)
   Call: (237) [system] ')'==c
   Fail: (237) [system] ')'==c
   Call: (237) [system] get_char((0x55798e5fad60), c)
   Exit: (237) [system] get_char((0x55798e5fad60), c)
   Call: (237) [system] c=(\)
   Fail: (237) [system] c=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1914092)
   Call: (238) [system] peek_char((0x55798e5fad60), _1915026)
   Exit: (238) [system] peek_char((0x55798e5fad60), t)
^  Call: (238) [user] is_delimiter(t)
   Call: (239) [system] char_type(t, space)
   Fail: (239) [system] char_type(t, space)
   Call: (239) [system] arg(_1919746, v('(', ')', end_of_file), t)
   Fail: (239) [system] arg(_1920678, v('(', ')', end_of_file), t)
^  Fail: (238) [user] is_delimiter(t)
   Call: (238) [system] ')'==t
   Fail: (238) [system] ')'==t
   Call: (238) [system] get_char((0x55798e5fad60), t)
   Exit: (238) [system] get_char((0x55798e5fad60), t)
   Call: (238) [system] t=(\)
   Fail: (238) [system] t=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1928028)
   Call: (239) [system] peek_char((0x55798e5fad60), _1928962)
   Exit: (239) [system] peek_char((0x55798e5fad60), i)
^  Call: (239) [user] is_delimiter(i)
   Call: (240) [system] char_type(i, space)
   Fail: (240) [system] char_type(i, space)
   Call: (240) [system] arg(_1933682, v('(', ')', end_of_file), i)
   Fail: (240) [system] arg(_1934614, v('(', ')', end_of_file), i)
^  Fail: (239) [user] is_delimiter(i)
   Call: (239) [system] ')'==i
   Fail: (239) [system] ')'==i
   Call: (239) [system] get_char((0x55798e5fad60), i)
   Exit: (239) [system] get_char((0x55798e5fad60), i)
   Call: (239) [system] i=(\)
   Fail: (239) [system] i=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1941964)
   Call: (240) [system] peek_char((0x55798e5fad60), _1942898)
   Exit: (240) [system] peek_char((0x55798e5fad60), o)
^  Call: (240) [user] is_delimiter(o)
   Call: (241) [system] char_type(o, space)
   Fail: (241) [system] char_type(o, space)
   Call: (241) [system] arg(_1947618, v('(', ')', end_of_file), o)
   Fail: (241) [system] arg(_1948550, v('(', ')', end_of_file), o)
^  Fail: (240) [user] is_delimiter(o)
   Call: (240) [system] ')'==o
   Fail: (240) [system] ')'==o
   Call: (240) [system] get_char((0x55798e5fad60), o)
   Exit: (240) [system] get_char((0x55798e5fad60), o)
   Call: (240) [system] o=(\)
   Fail: (240) [system] o=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1955900)
   Call: (241) [system] peek_char((0x55798e5fad60), _1956834)
   Exit: (241) [system] peek_char((0x55798e5fad60), n)
^  Call: (241) [user] is_delimiter(n)
   Call: (242) [system] char_type(n, space)
   Fail: (242) [system] char_type(n, space)
   Call: (242) [system] arg(_1961554, v('(', ')', end_of_file), n)
   Fail: (242) [system] arg(_1962486, v('(', ')', end_of_file), n)
^  Fail: (241) [user] is_delimiter(n)
   Call: (241) [system] ')'==n
   Fail: (241) [system] ')'==n
   Call: (241) [system] get_char((0x55798e5fad60), n)
   Exit: (241) [system] get_char((0x55798e5fad60), n)
   Call: (241) [system] n=(\)
   Fail: (241) [system] n=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1969836)
   Call: (242) [system] peek_char((0x55798e5fad60), _1970770)
   Exit: (242) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (242) [user] is_delimiter(' ')
   Call: (243) [system] char_type(' ', space)
   Exit: (243) [system] char_type(' ', space)
^  Exit: (242) [user] is_delimiter(' ')
   Call: (242) [system] _1969836=[]
   Exit: (242) [system] []=[]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (241) [system] _1955900=[n]
   Exit: (241) [system] [n]=[n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (240) [system] _1941964=[o, n]
   Exit: (240) [system] [o, n]=[o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (239) [system] _1928028=[i, o, n]
   Exit: (239) [system] [i, o, n]=[i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (238) [system] _1914092=[t, i, o, n]
   Exit: (238) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (237) [system] _1900156=[c, t, i, o, n]
   Exit: (237) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (236) [system] _1886220=[u, c, t, i, o, n]
   Exit: (236) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (235) [system] _1872284=[d, u, c, t, i, o, n]
   Exit: (235) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (234) [system] _1858348=[o, d, u, c, t, i, o, n]
   Exit: (234) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (233) [system] _1844412=[r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1830476=[t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1816540=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1802604=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1788668=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1774732=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1760796=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1746860=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1732924=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1718988=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1705052=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1691116=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1677180=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1663244=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (219) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1629590)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_2041548, _2041550), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1629590), _2041524, fail)), '$restore_trace'(_2041548, _2041550))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_2041548, _2041550))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1629590), _2041524, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_1629590)
   Fail: (220) [system] atomic(_1629590)
   Call: (220) [system] atom_chars(_1629590, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (220) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (219) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _2050924)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _2052782)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _2060520)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _2063224)
   Exit: (220) [system] peek_char((0x55798e5fad60), a)
   Call: (220) [system] a=(;)
   Fail: (220) [system] a=(;)
^  Call: (220) [user] is_like_space(a)
   Call: (221) [system] char_type(a, 'white')
   Fail: (221) [system] char_type(a, 'white')
   Call: (221) [system] char_type(a, end_of_line)
   Fail: (221) [system] char_type(a, end_of_line)
   Call: (221) [system] char_type(a, space)
   Fail: (221) [system] char_type(a, space)
   Call: (221) [system] char_type(a, cntrl)
   Fail: (221) [system] char_type(a, cntrl)
^  Fail: (220) [user] is_like_space(a)
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _2078302)
   Exit: (218) [system] peek_char((0x55798e5fad60), a)
   Call: (218) [system] a=')'
   Fail: (218) [system] a=')'
   Call: (218) [system] a=end_of_file
   Fail: (218) [system] a=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _2083872)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _2085730)
   Exit: (220) [system] peek_char((0x55798e5fad60), a)
   Call: (220) [system] a=(;)
   Fail: (220) [system] a=(;)
^  Call: (220) [user] is_like_space(a)
   Call: (221) [system] char_type(a, 'white')
   Fail: (221) [system] char_type(a, 'white')
   Call: (221) [system] char_type(a, end_of_line)
   Fail: (221) [system] char_type(a, end_of_line)
   Call: (221) [system] char_type(a, space)
   Fail: (221) [system] char_type(a, space)
   Call: (221) [system] char_type(a, cntrl)
   Fail: (221) [system] char_type(a, cntrl)
^  Fail: (220) [user] is_like_space(a)
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _8198)
   Exit: (219) [system] get_char((0x55798e5fad60), a)
   Call: (219) [system] a='('
   Fail: (219) [system] a='('
   Call: (219) [system] a='['
   Fail: (219) [system] a='['
   Call: (219) [system] a='{'
   Fail: (219) [system] a='{'
   Call: (219) [system] a='"'
   Fail: (219) [system] a='"'
   Call: (219) [system] a=!
   Fail: (219) [system] a=!
   Call: (219) [system] a='\''
   Fail: (219) [system] a='\''
   Call: (219) [system] a='`'
   Fail: (219) [system] a='`'
   Call: (219) [system] a=end_of_file
   Fail: (219) [system] a=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), a, _5066)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _25840)
   Call: (221) [system] peek_char((0x55798e5fad60), _26774)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _25840=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (220) [user] classify_and_convert_charseq(a, [], _5066)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_36084, _36086), once(user:catch(read_from_chars([a], _5066), _36060, fail)), '$restore_trace'(_36084, _36086))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_36084, _36086))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _36060, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(a)
   Exit: (221) [system] atomic(a)
^  Exit: (220) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _43584)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _45442)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _53180)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _55884)
   Exit: (221) [system] peek_char((0x55798e5fad60), a)
   Call: (221) [system] a=(;)
   Fail: (221) [system] a=(;)
^  Call: (221) [user] is_like_space(a)
   Call: (222) [system] char_type(a, 'white')
   Fail: (222) [system] char_type(a, 'white')
   Call: (222) [system] char_type(a, end_of_line)
   Fail: (222) [system] char_type(a, end_of_line)
   Call: (222) [system] char_type(a, space)
   Fail: (222) [system] char_type(a, space)
   Call: (222) [system] char_type(a, cntrl)
   Fail: (222) [system] char_type(a, cntrl)
^  Fail: (221) [user] is_like_space(a)
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _70962)
   Exit: (219) [system] peek_char((0x55798e5fad60), a)
   Call: (219) [system] a=')'
   Fail: (219) [system] a=')'
   Call: (219) [system] a=end_of_file
   Fail: (219) [system] a=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _76532)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _78390)
   Exit: (221) [system] peek_char((0x55798e5fad60), a)
   Call: (221) [system] a=(;)
   Fail: (221) [system] a=(;)
^  Call: (221) [user] is_like_space(a)
   Call: (222) [system] char_type(a, 'white')
   Fail: (222) [system] char_type(a, 'white')
   Call: (222) [system] char_type(a, end_of_line)
   Fail: (222) [system] char_type(a, end_of_line)
   Call: (222) [system] char_type(a, space)
   Fail: (222) [system] char_type(a, space)
   Call: (222) [system] char_type(a, cntrl)
   Fail: (222) [system] char_type(a, cntrl)
^  Fail: (221) [user] is_like_space(a)
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _92544)
   Exit: (220) [system] get_char((0x55798e5fad60), a)
   Call: (220) [system] a='('
   Fail: (220) [system] a='('
   Call: (220) [system] a='['
   Fail: (220) [system] a='['
   Call: (220) [system] a='{'
   Fail: (220) [system] a='{'
   Call: (220) [system] a='"'
   Fail: (220) [system] a='"'
   Call: (220) [system] a=!
   Fail: (220) [system] a=!
   Call: (220) [system] a='\''
   Fail: (220) [system] a='\''
   Call: (220) [system] a='`'
   Fail: (220) [system] a='`'
   Call: (220) [system] a=end_of_file
   Fail: (220) [system] a=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), a, _76532)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _110186)
   Call: (222) [system] peek_char((0x55798e5fad60), _111120)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
^  Call: (222) [user] is_delimiter(')')
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] arg(_115840, v('(', ')', end_of_file), ')')
   Exit: (223) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (222) [user] is_delimiter(')')
   Call: (222) [system] _110186=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (221) [user] classify_and_convert_charseq(a, [], _76532)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_122302, _122304), once(user:catch(read_from_chars([a], _76532), _122278, fail)), '$restore_trace'(_122302, _122304))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_122302, _122304))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _122278, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(a)
   Exit: (222) [system] atomic(a)
^  Exit: (221) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _129802)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _131660)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _145814)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55798e5fad60), _149604)
   Exit: (220) [system] get_char((0x55798e5fad60), ')')
   Call: (220) [system] _129802=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [])
   Call: (219) [system] _43584=[a]
   Exit: (219) [system] [a]=[a]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (218) [system] _5062=[a, a]
   Exit: (218) [system] [a, a]=[a, a]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [a, a])
   Call: (217) [system] _5054=['DisjunctionIntroduction', a, a]
   Exit: (217) [system] ['DisjunctionIntroduction', a, a]=['DisjunctionIntroduction', a, a]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, a])
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, a])
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _163486)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _165344)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _179498)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55798e5fad60), _183288)
   Exit: (216) [system] get_char((0x55798e5fad60), ')')
   Call: (216) [system] _163486=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [])
   Call: (215) [system] _5050=[['DisjunctionIntroduction', a, a]]
   Exit: (215) [system] [['DisjunctionIntroduction', a, a]]=[['DisjunctionIntroduction', a, a]]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', a, a]])
   Call: (214) [system] _5044=[abc, ['DisjunctionIntroduction', a, a]]
   Exit: (214) [system] [abc, ['DisjunctionIntroduction', a, a]]=[abc, ['DisjunctionIntroduction', a, a]]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [abc, ['DisjunctionIntroduction', a, a]])
   Call: (213) [system] _5036=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]
   Exit: (213) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]])
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]])
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _197170)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _199028)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _206766)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _209470)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _224548)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _230118)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _231976)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _246130)
   Exit: (213) [system] get_char((0x55798e5fad60), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _230118)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _251700)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'O')
   Call: (215) [system] 'O'=(;)
   Fail: (215) [system] 'O'=(;)
^  Call: (215) [user] is_like_space('O')
   Call: (216) [system] char_type('O', 'white')
   Fail: (216) [system] char_type('O', 'white')
   Call: (216) [system] char_type('O', end_of_line)
   Fail: (216) [system] char_type('O', end_of_line)
   Call: (216) [system] char_type('O', space)
   Fail: (216) [system] char_type('O', space)
   Call: (216) [system] char_type('O', cntrl)
   Fail: (216) [system] char_type('O', cntrl)
^  Fail: (215) [user] is_like_space('O')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _265854)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'O')
   Call: (214) [system] 'O'=')'
   Fail: (214) [system] 'O'=')'
   Call: (214) [system] 'O'=end_of_file
   Fail: (214) [system] 'O'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _271424)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _273282)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'O')
   Call: (216) [system] 'O'=(;)
   Fail: (216) [system] 'O'=(;)
^  Call: (216) [user] is_like_space('O')
   Call: (217) [system] char_type('O', 'white')
   Fail: (217) [system] char_type('O', 'white')
   Call: (217) [system] char_type('O', end_of_line)
   Fail: (217) [system] char_type('O', end_of_line)
   Call: (217) [system] char_type('O', space)
   Fail: (217) [system] char_type('O', space)
   Call: (217) [system] char_type('O', cntrl)
   Fail: (217) [system] char_type('O', cntrl)
^  Fail: (216) [user] is_like_space('O')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _287436)
   Exit: (215) [system] get_char((0x55798e5fad60), 'O')
   Call: (215) [system] 'O'='('
   Fail: (215) [system] 'O'='('
   Call: (215) [system] 'O'='['
   Fail: (215) [system] 'O'='['
   Call: (215) [system] 'O'='{'
   Fail: (215) [system] 'O'='{'
   Call: (215) [system] 'O'='"'
   Fail: (215) [system] 'O'='"'
   Call: (215) [system] 'O'=!
   Fail: (215) [system] 'O'=!
   Call: (215) [system] 'O'='\''
   Fail: (215) [system] 'O'='\''
   Call: (215) [system] 'O'='`'
   Fail: (215) [system] 'O'='`'
   Call: (215) [system] 'O'=end_of_file
   Fail: (215) [system] 'O'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'O', _271424)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _305078)
   Call: (217) [system] peek_char((0x55798e5fad60), _306012)
   Exit: (217) [system] peek_char((0x55798e5fad60), r)
^  Call: (217) [user] is_delimiter(r)
   Call: (218) [system] char_type(r, space)
   Fail: (218) [system] char_type(r, space)
   Call: (218) [system] arg(_310732, v('(', ')', end_of_file), r)
   Fail: (218) [system] arg(_311664, v('(', ')', end_of_file), r)
^  Fail: (217) [user] is_delimiter(r)
   Call: (217) [system] ')'==r
   Fail: (217) [system] ')'==r
   Call: (217) [system] get_char((0x55798e5fad60), r)
   Exit: (217) [system] get_char((0x55798e5fad60), r)
   Call: (217) [system] r=(\)
   Fail: (217) [system] r=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _319014)
   Call: (218) [system] peek_char((0x55798e5fad60), _319948)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (218) [user] is_delimiter('L')
   Call: (219) [system] char_type('L', space)
   Fail: (219) [system] char_type('L', space)
   Call: (219) [system] arg(_324668, v('(', ')', end_of_file), 'L')
   Fail: (219) [system] arg(_325600, v('(', ')', end_of_file), 'L')
^  Fail: (218) [user] is_delimiter('L')
   Call: (218) [system] ')'=='L'
   Fail: (218) [system] ')'=='L'
   Call: (218) [system] get_char((0x55798e5fad60), 'L')
   Exit: (218) [system] get_char((0x55798e5fad60), 'L')
   Call: (218) [system] 'L'=(\)
   Fail: (218) [system] 'L'=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _332950)
   Call: (219) [system] peek_char((0x55798e5fad60), _333884)
   Exit: (219) [system] peek_char((0x55798e5fad60), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_338604, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_339536, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55798e5fad60), i)
   Exit: (219) [system] get_char((0x55798e5fad60), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _346886)
   Call: (220) [system] peek_char((0x55798e5fad60), _347820)
   Exit: (220) [system] peek_char((0x55798e5fad60), n)
^  Call: (220) [user] is_delimiter(n)
   Call: (221) [system] char_type(n, space)
   Fail: (221) [system] char_type(n, space)
   Call: (221) [system] arg(_352540, v('(', ')', end_of_file), n)
   Fail: (221) [system] arg(_353472, v('(', ')', end_of_file), n)
^  Fail: (220) [user] is_delimiter(n)
   Call: (220) [system] ')'==n
   Fail: (220) [system] ')'==n
   Call: (220) [system] get_char((0x55798e5fad60), n)
   Exit: (220) [system] get_char((0x55798e5fad60), n)
   Call: (220) [system] n=(\)
   Fail: (220) [system] n=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _360822)
   Call: (221) [system] peek_char((0x55798e5fad60), _361756)
   Exit: (221) [system] peek_char((0x55798e5fad60), k)
^  Call: (221) [user] is_delimiter(k)
   Call: (222) [system] char_type(k, space)
   Fail: (222) [system] char_type(k, space)
   Call: (222) [system] arg(_366476, v('(', ')', end_of_file), k)
   Fail: (222) [system] arg(_367408, v('(', ')', end_of_file), k)
^  Fail: (221) [user] is_delimiter(k)
   Call: (221) [system] ')'==k
   Fail: (221) [system] ')'==k
   Call: (221) [system] get_char((0x55798e5fad60), k)
   Exit: (221) [system] get_char((0x55798e5fad60), k)
   Call: (221) [system] k=(\)
   Fail: (221) [system] k=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _374758)
   Call: (222) [system] peek_char((0x55798e5fad60), _375692)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _374758=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (221) [system] _360822=[k]
   Exit: (221) [system] [k]=[k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (220) [system] _346886=[n, k]
   Exit: (220) [system] [n, k]=[n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (219) [system] _332950=[i, n, k]
   Exit: (219) [system] [i, n, k]=[i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (218) [system] _319014=['L', i, n, k]
   Exit: (218) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (217) [system] _305078=[r, 'L', i, n, k]
   Exit: (217) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (216) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _271424)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_398972, _398974), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _271424), _398948, fail)), '$restore_trace'(_398972, _398974))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_398972, _398974))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _271424), _398948, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_271424)
   Fail: (217) [system] atomic(_271424)
   Call: (217) [system] atom_chars(_271424, ['O', r, 'L', i, n, k])
   Exit: (217) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (216) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _408348)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _410206)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _417944)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _420648)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _435726)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _441296)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _443154)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _457308)
   Exit: (216) [system] get_char((0x55798e5fad60), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _441296)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _462878)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'I')
   Call: (218) [system] 'I'=(;)
   Fail: (218) [system] 'I'=(;)
^  Call: (218) [user] is_like_space('I')
   Call: (219) [system] char_type('I', 'white')
   Fail: (219) [system] char_type('I', 'white')
   Call: (219) [system] char_type('I', end_of_line)
   Fail: (219) [system] char_type('I', end_of_line)
   Call: (219) [system] char_type('I', space)
   Fail: (219) [system] char_type('I', space)
   Call: (219) [system] char_type('I', cntrl)
   Fail: (219) [system] char_type('I', cntrl)
^  Fail: (218) [user] is_like_space('I')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _477032)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'I')
   Call: (217) [system] 'I'=')'
   Fail: (217) [system] 'I'=')'
   Call: (217) [system] 'I'=end_of_file
   Fail: (217) [system] 'I'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _482602)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _484460)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'I')
   Call: (219) [system] 'I'=(;)
   Fail: (219) [system] 'I'=(;)
^  Call: (219) [user] is_like_space('I')
   Call: (220) [system] char_type('I', 'white')
   Fail: (220) [system] char_type('I', 'white')
   Call: (220) [system] char_type('I', end_of_line)
   Fail: (220) [system] char_type('I', end_of_line)
   Call: (220) [system] char_type('I', space)
   Fail: (220) [system] char_type('I', space)
   Call: (220) [system] char_type('I', cntrl)
   Fail: (220) [system] char_type('I', cntrl)
^  Fail: (219) [user] is_like_space('I')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _498614)
   Exit: (218) [system] get_char((0x55798e5fad60), 'I')
   Call: (218) [system] 'I'='('
   Fail: (218) [system] 'I'='('
   Call: (218) [system] 'I'='['
   Fail: (218) [system] 'I'='['
   Call: (218) [system] 'I'='{'
   Fail: (218) [system] 'I'='{'
   Call: (218) [system] 'I'='"'
   Fail: (218) [system] 'I'='"'
   Call: (218) [system] 'I'=!
   Fail: (218) [system] 'I'=!
   Call: (218) [system] 'I'='\''
   Fail: (218) [system] 'I'='\''
   Call: (218) [system] 'I'='`'
   Fail: (218) [system] 'I'='`'
   Call: (218) [system] 'I'=end_of_file
   Fail: (218) [system] 'I'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), 'I', _482602)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _516256)
   Call: (220) [system] peek_char((0x55798e5fad60), _517190)
   Exit: (220) [system] peek_char((0x55798e5fad60), m)
^  Call: (220) [user] is_delimiter(m)
   Call: (221) [system] char_type(m, space)
   Fail: (221) [system] char_type(m, space)
   Call: (221) [system] arg(_521910, v('(', ')', end_of_file), m)
   Fail: (221) [system] arg(_522842, v('(', ')', end_of_file), m)
^  Fail: (220) [user] is_delimiter(m)
   Call: (220) [system] ')'==m
   Fail: (220) [system] ')'==m
   Call: (220) [system] get_char((0x55798e5fad60), m)
   Exit: (220) [system] get_char((0x55798e5fad60), m)
   Call: (220) [system] m=(\)
   Fail: (220) [system] m=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _530192)
   Call: (221) [system] peek_char((0x55798e5fad60), _531126)
   Exit: (221) [system] peek_char((0x55798e5fad60), p)
^  Call: (221) [user] is_delimiter(p)
   Call: (222) [system] char_type(p, space)
   Fail: (222) [system] char_type(p, space)
   Call: (222) [system] arg(_535846, v('(', ')', end_of_file), p)
   Fail: (222) [system] arg(_536778, v('(', ')', end_of_file), p)
^  Fail: (221) [user] is_delimiter(p)
   Call: (221) [system] ')'==p
   Fail: (221) [system] ')'==p
   Call: (221) [system] get_char((0x55798e5fad60), p)
   Exit: (221) [system] get_char((0x55798e5fad60), p)
   Call: (221) [system] p=(\)
   Fail: (221) [system] p=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _544128)
   Call: (222) [system] peek_char((0x55798e5fad60), _545062)
   Exit: (222) [system] peek_char((0x55798e5fad60), l)
^  Call: (222) [user] is_delimiter(l)
   Call: (223) [system] char_type(l, space)
   Fail: (223) [system] char_type(l, space)
   Call: (223) [system] arg(_549782, v('(', ')', end_of_file), l)
   Fail: (223) [system] arg(_550714, v('(', ')', end_of_file), l)
^  Fail: (222) [user] is_delimiter(l)
   Call: (222) [system] ')'==l
   Fail: (222) [system] ')'==l
   Call: (222) [system] get_char((0x55798e5fad60), l)
   Exit: (222) [system] get_char((0x55798e5fad60), l)
   Call: (222) [system] l=(\)
   Fail: (222) [system] l=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _558064)
   Call: (223) [system] peek_char((0x55798e5fad60), _558998)
   Exit: (223) [system] peek_char((0x55798e5fad60), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_563718, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_564650, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55798e5fad60), i)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _572000)
   Call: (224) [system] peek_char((0x55798e5fad60), _572934)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
^  Call: (224) [user] is_delimiter(c)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] arg(_577654, v('(', ')', end_of_file), c)
   Fail: (225) [system] arg(_578586, v('(', ')', end_of_file), c)
^  Fail: (224) [user] is_delimiter(c)
   Call: (224) [system] ')'==c
   Fail: (224) [system] ')'==c
   Call: (224) [system] get_char((0x55798e5fad60), c)
   Exit: (224) [system] get_char((0x55798e5fad60), c)
   Call: (224) [system] c=(\)
   Fail: (224) [system] c=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _585936)
   Call: (225) [system] peek_char((0x55798e5fad60), _586870)
   Exit: (225) [system] peek_char((0x55798e5fad60), a)
^  Call: (225) [user] is_delimiter(a)
   Call: (226) [system] char_type(a, space)
   Fail: (226) [system] char_type(a, space)
   Call: (226) [system] arg(_591590, v('(', ')', end_of_file), a)
   Fail: (226) [system] arg(_592522, v('(', ')', end_of_file), a)
^  Fail: (225) [user] is_delimiter(a)
   Call: (225) [system] ')'==a
   Fail: (225) [system] ')'==a
   Call: (225) [system] get_char((0x55798e5fad60), a)
   Exit: (225) [system] get_char((0x55798e5fad60), a)
   Call: (225) [system] a=(\)
   Fail: (225) [system] a=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _599872)
   Call: (226) [system] peek_char((0x55798e5fad60), _600806)
   Exit: (226) [system] peek_char((0x55798e5fad60), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_605526, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_606458, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55798e5fad60), t)
   Exit: (226) [system] get_char((0x55798e5fad60), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _613808)
   Call: (227) [system] peek_char((0x55798e5fad60), _614742)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_619462, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_620394, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _627744)
   Call: (228) [system] peek_char((0x55798e5fad60), _628678)
   Exit: (228) [system] peek_char((0x55798e5fad60), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_633398, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_634330, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55798e5fad60), o)
   Exit: (228) [system] get_char((0x55798e5fad60), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _641680)
   Call: (229) [system] peek_char((0x55798e5fad60), _642614)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_647334, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_648266, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _655616)
   Call: (230) [system] peek_char((0x55798e5fad60), _656550)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _655616=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (229) [system] _641680=[n]
   Exit: (229) [system] [n]=[n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (228) [system] _627744=[o, n]
   Exit: (228) [system] [o, n]=[o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (227) [system] _613808=[i, o, n]
   Exit: (227) [system] [i, o, n]=[i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (226) [system] _599872=[t, i, o, n]
   Exit: (226) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (225) [system] _585936=[a, t, i, o, n]
   Exit: (225) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (224) [system] _572000=[c, a, t, i, o, n]
   Exit: (224) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (223) [system] _558064=[i, c, a, t, i, o, n]
   Exit: (223) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (222) [system] _544128=[l, i, c, a, t, i, o, n]
   Exit: (222) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (221) [system] _530192=[p, l, i, c, a, t, i, o, n]
   Exit: (221) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (220) [system] _516256=[m, p, l, i, c, a, t, i, o, n]
   Exit: (220) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (219) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _482602)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_693800, _693802), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _482602), _693776, fail)), '$restore_trace'(_693800, _693802))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_693800, _693802))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _482602), _693776, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_482602)
   Fail: (220) [system] atomic(_482602)
   Call: (220) [system] atom_chars(_482602, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (220) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (219) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _703176)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _705034)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _712772)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _715476)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _730554)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _736124)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _737982)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _752136)
   Exit: (219) [system] get_char((0x55798e5fad60), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _736124)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _757706)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'=(;)
   Fail: (221) [system] 'A'=(;)
^  Call: (221) [user] is_like_space('A')
   Call: (222) [system] char_type('A', 'white')
   Fail: (222) [system] char_type('A', 'white')
   Call: (222) [system] char_type('A', end_of_line)
   Fail: (222) [system] char_type('A', end_of_line)
   Call: (222) [system] char_type('A', space)
   Fail: (222) [system] char_type('A', space)
   Call: (222) [system] char_type('A', cntrl)
   Fail: (222) [system] char_type('A', cntrl)
^  Fail: (221) [user] is_like_space('A')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _771860)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'A')
   Call: (220) [system] 'A'=')'
   Fail: (220) [system] 'A'=')'
   Call: (220) [system] 'A'=end_of_file
   Fail: (220) [system] 'A'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _777430)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _779288)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=(;)
   Fail: (222) [system] 'A'=(;)
^  Call: (222) [user] is_like_space('A')
   Call: (223) [system] char_type('A', 'white')
   Fail: (223) [system] char_type('A', 'white')
   Call: (223) [system] char_type('A', end_of_line)
   Fail: (223) [system] char_type('A', end_of_line)
   Call: (223) [system] char_type('A', space)
   Fail: (223) [system] char_type('A', space)
   Call: (223) [system] char_type('A', cntrl)
   Fail: (223) [system] char_type('A', cntrl)
^  Fail: (222) [user] is_like_space('A')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _793442)
   Exit: (221) [system] get_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'='('
   Fail: (221) [system] 'A'='('
   Call: (221) [system] 'A'='['
   Fail: (221) [system] 'A'='['
   Call: (221) [system] 'A'='{'
   Fail: (221) [system] 'A'='{'
   Call: (221) [system] 'A'='"'
   Fail: (221) [system] 'A'='"'
   Call: (221) [system] 'A'=!
   Fail: (221) [system] 'A'=!
   Call: (221) [system] 'A'='\''
   Fail: (221) [system] 'A'='\''
   Call: (221) [system] 'A'='`'
   Fail: (221) [system] 'A'='`'
   Call: (221) [system] 'A'=end_of_file
   Fail: (221) [system] 'A'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'A', _777430)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _811084)
   Call: (223) [system] peek_char((0x55798e5fad60), _812018)
   Exit: (223) [system] peek_char((0x55798e5fad60), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_816738, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_817670, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55798e5fad60), n)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _825020)
   Call: (224) [system] peek_char((0x55798e5fad60), _825954)
   Exit: (224) [system] peek_char((0x55798e5fad60), d)
^  Call: (224) [user] is_delimiter(d)
   Call: (225) [system] char_type(d, space)
   Fail: (225) [system] char_type(d, space)
   Call: (225) [system] arg(_830674, v('(', ')', end_of_file), d)
   Fail: (225) [system] arg(_831606, v('(', ')', end_of_file), d)
^  Fail: (224) [user] is_delimiter(d)
   Call: (224) [system] ')'==d
   Fail: (224) [system] ')'==d
   Call: (224) [system] get_char((0x55798e5fad60), d)
   Exit: (224) [system] get_char((0x55798e5fad60), d)
   Call: (224) [system] d=(\)
   Fail: (224) [system] d=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _838956)
   Call: (225) [system] peek_char((0x55798e5fad60), _839890)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (225) [user] is_delimiter('L')
   Call: (226) [system] char_type('L', space)
   Fail: (226) [system] char_type('L', space)
   Call: (226) [system] arg(_844610, v('(', ')', end_of_file), 'L')
   Fail: (226) [system] arg(_845542, v('(', ')', end_of_file), 'L')
^  Fail: (225) [user] is_delimiter('L')
   Call: (225) [system] ')'=='L'
   Fail: (225) [system] ')'=='L'
   Call: (225) [system] get_char((0x55798e5fad60), 'L')
   Exit: (225) [system] get_char((0x55798e5fad60), 'L')
   Call: (225) [system] 'L'=(\)
   Fail: (225) [system] 'L'=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _852892)
   Call: (226) [system] peek_char((0x55798e5fad60), _853826)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_858546, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_859478, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _866828)
   Call: (227) [system] peek_char((0x55798e5fad60), _867762)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_872482, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_873414, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _880764)
   Call: (228) [system] peek_char((0x55798e5fad60), _881698)
   Exit: (228) [system] peek_char((0x55798e5fad60), k)
^  Call: (228) [user] is_delimiter(k)
   Call: (229) [system] char_type(k, space)
   Fail: (229) [system] char_type(k, space)
   Call: (229) [system] arg(_886418, v('(', ')', end_of_file), k)
   Fail: (229) [system] arg(_887350, v('(', ')', end_of_file), k)
^  Fail: (228) [user] is_delimiter(k)
   Call: (228) [system] ')'==k
   Fail: (228) [system] ')'==k
   Call: (228) [system] get_char((0x55798e5fad60), k)
   Exit: (228) [system] get_char((0x55798e5fad60), k)
   Call: (228) [system] k=(\)
   Fail: (228) [system] k=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _894700)
   Call: (229) [system] peek_char((0x55798e5fad60), _895634)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _894700=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (228) [system] _880764=[k]
   Exit: (228) [system] [k]=[k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (227) [system] _866828=[n, k]
   Exit: (227) [system] [n, k]=[n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (226) [system] _852892=[i, n, k]
   Exit: (226) [system] [i, n, k]=[i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (225) [system] _838956=['L', i, n, k]
   Exit: (225) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (224) [system] _825020=[d, 'L', i, n, k]
   Exit: (224) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (223) [system] _811084=[n, d, 'L', i, n, k]
   Exit: (223) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (222) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _777430)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_921708, _921710), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _777430), _921684, fail)), '$restore_trace'(_921708, _921710))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_921708, _921710))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _777430), _921684, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_777430)
   Fail: (223) [system] atomic(_777430)
   Call: (223) [system] atom_chars(_777430, ['A', n, d, 'L', i, n, k])
   Exit: (223) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (222) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _931084)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _932942)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _940680)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _943384)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'=(;)
   Fail: (223) [system] 'A'=(;)
^  Call: (223) [user] is_like_space('A')
   Call: (224) [system] char_type('A', 'white')
   Fail: (224) [system] char_type('A', 'white')
   Call: (224) [system] char_type('A', end_of_line)
   Fail: (224) [system] char_type('A', end_of_line)
   Call: (224) [system] char_type('A', space)
   Fail: (224) [system] char_type('A', space)
   Call: (224) [system] char_type('A', cntrl)
   Fail: (224) [system] char_type('A', cntrl)
^  Fail: (223) [user] is_like_space('A')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _958462)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'=')'
   Fail: (221) [system] 'A'=')'
   Call: (221) [system] 'A'=end_of_file
   Fail: (221) [system] 'A'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _964032)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _965890)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'=(;)
   Fail: (223) [system] 'A'=(;)
^  Call: (223) [user] is_like_space('A')
   Call: (224) [system] char_type('A', 'white')
   Fail: (224) [system] char_type('A', 'white')
   Call: (224) [system] char_type('A', end_of_line)
   Fail: (224) [system] char_type('A', end_of_line)
   Call: (224) [system] char_type('A', space)
   Fail: (224) [system] char_type('A', space)
   Call: (224) [system] char_type('A', cntrl)
   Fail: (224) [system] char_type('A', cntrl)
^  Fail: (223) [user] is_like_space('A')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _980044)
   Exit: (222) [system] get_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'='('
   Fail: (222) [system] 'A'='('
   Call: (222) [system] 'A'='['
   Fail: (222) [system] 'A'='['
   Call: (222) [system] 'A'='{'
   Fail: (222) [system] 'A'='{'
   Call: (222) [system] 'A'='"'
   Fail: (222) [system] 'A'='"'
   Call: (222) [system] 'A'=!
   Fail: (222) [system] 'A'=!
   Call: (222) [system] 'A'='\''
   Fail: (222) [system] 'A'='\''
   Call: (222) [system] 'A'='`'
   Fail: (222) [system] 'A'='`'
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'A', _964032)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _997686)
   Call: (224) [system] peek_char((0x55798e5fad60), _998620)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _997686=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (223) [user] classify_and_convert_charseq('A', [], _964032)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1007930, _1007932), once(user:catch(read_from_chars(['A'], _964032), _1007906, fail)), '$restore_trace'(_1007930, _1007932))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1007930, _1007932))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _964032), _1007906, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_964032)
   Fail: (224) [system] atomic(_964032)
   Call: (224) [system] atom_chars(_964032, ['A'])
   Exit: (224) [system] atom_chars('A', ['A'])
^  Exit: (223) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1017306)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1019164)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _1026902)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1029606)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'B')
   Call: (224) [system] 'B'=(;)
   Fail: (224) [system] 'B'=(;)
^  Call: (224) [user] is_like_space('B')
   Call: (225) [system] char_type('B', 'white')
   Fail: (225) [system] char_type('B', 'white')
   Call: (225) [system] char_type('B', end_of_line)
   Fail: (225) [system] char_type('B', end_of_line)
   Call: (225) [system] char_type('B', space)
   Fail: (225) [system] char_type('B', space)
   Call: (225) [system] char_type('B', cntrl)
   Fail: (225) [system] char_type('B', cntrl)
^  Fail: (224) [user] is_like_space('B')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1044684)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'B')
   Call: (222) [system] 'B'=')'
   Fail: (222) [system] 'B'=')'
   Call: (222) [system] 'B'=end_of_file
   Fail: (222) [system] 'B'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1050254)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1052112)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'B')
   Call: (224) [system] 'B'=(;)
   Fail: (224) [system] 'B'=(;)
^  Call: (224) [user] is_like_space('B')
   Call: (225) [system] char_type('B', 'white')
   Fail: (225) [system] char_type('B', 'white')
   Call: (225) [system] char_type('B', end_of_line)
   Fail: (225) [system] char_type('B', end_of_line)
   Call: (225) [system] char_type('B', space)
   Fail: (225) [system] char_type('B', space)
   Call: (225) [system] char_type('B', cntrl)
   Fail: (225) [system] char_type('B', cntrl)
^  Fail: (224) [user] is_like_space('B')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1066266)
   Exit: (223) [system] get_char((0x55798e5fad60), 'B')
   Call: (223) [system] 'B'='('
   Fail: (223) [system] 'B'='('
   Call: (223) [system] 'B'='['
   Fail: (223) [system] 'B'='['
   Call: (223) [system] 'B'='{'
   Fail: (223) [system] 'B'='{'
   Call: (223) [system] 'B'='"'
   Fail: (223) [system] 'B'='"'
   Call: (223) [system] 'B'=!
   Fail: (223) [system] 'B'=!
   Call: (223) [system] 'B'='\''
   Fail: (223) [system] 'B'='\''
   Call: (223) [system] 'B'='`'
   Fail: (223) [system] 'B'='`'
   Call: (223) [system] 'B'=end_of_file
   Fail: (223) [system] 'B'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1050254)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1083908)
   Call: (225) [system] peek_char((0x55798e5fad60), _1084842)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
^  Call: (225) [user] is_delimiter(')')
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] arg(_1089562, v('(', ')', end_of_file), ')')
   Exit: (226) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (225) [user] is_delimiter(')')
   Call: (225) [system] _1083908=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (224) [user] classify_and_convert_charseq('B', [], _1050254)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1096024, _1096026), once(user:catch(read_from_chars(['B'], _1050254), _1096000, fail)), '$restore_trace'(_1096024, _1096026))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1096024, _1096026))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1050254), _1096000, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_1050254)
   Fail: (225) [system] atomic(_1050254)
   Call: (225) [system] atom_chars(_1050254, ['B'])
   Exit: (225) [system] atom_chars('B', ['B'])
^  Exit: (224) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1105400)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1107258)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1121412)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55798e5fad60), _1125202)
   Exit: (223) [system] get_char((0x55798e5fad60), ')')
   Call: (223) [system] _1105400=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [])
   Call: (222) [system] _1017306=['B']
   Exit: (222) [system] ['B']=['B']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (221) [system] _931084=['A', 'B']
   Exit: (221) [system] ['A', 'B']=['A', 'B']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (220) [system] _736124=['AndLink', 'A', 'B']
   Exit: (220) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1139084)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1140942)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _1148680)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1151384)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'C')
   Call: (221) [system] 'C'=(;)
   Fail: (221) [system] 'C'=(;)
^  Call: (221) [user] is_like_space('C')
   Call: (222) [system] char_type('C', 'white')
   Fail: (222) [system] char_type('C', 'white')
   Call: (222) [system] char_type('C', end_of_line)
   Fail: (222) [system] char_type('C', end_of_line)
   Call: (222) [system] char_type('C', space)
   Fail: (222) [system] char_type('C', space)
   Call: (222) [system] char_type('C', cntrl)
   Fail: (222) [system] char_type('C', cntrl)
^  Fail: (221) [user] is_like_space('C')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1166462)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'C')
   Call: (219) [system] 'C'=')'
   Fail: (219) [system] 'C'=')'
   Call: (219) [system] 'C'=end_of_file
   Fail: (219) [system] 'C'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1172032)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1173890)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'C')
   Call: (221) [system] 'C'=(;)
   Fail: (221) [system] 'C'=(;)
^  Call: (221) [user] is_like_space('C')
   Call: (222) [system] char_type('C', 'white')
   Fail: (222) [system] char_type('C', 'white')
   Call: (222) [system] char_type('C', end_of_line)
   Fail: (222) [system] char_type('C', end_of_line)
   Call: (222) [system] char_type('C', space)
   Fail: (222) [system] char_type('C', space)
   Call: (222) [system] char_type('C', cntrl)
   Fail: (222) [system] char_type('C', cntrl)
^  Fail: (221) [user] is_like_space('C')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1188044)
   Exit: (220) [system] get_char((0x55798e5fad60), 'C')
   Call: (220) [system] 'C'='('
   Fail: (220) [system] 'C'='('
   Call: (220) [system] 'C'='['
   Fail: (220) [system] 'C'='['
   Call: (220) [system] 'C'='{'
   Fail: (220) [system] 'C'='{'
   Call: (220) [system] 'C'='"'
   Fail: (220) [system] 'C'='"'
   Call: (220) [system] 'C'=!
   Fail: (220) [system] 'C'=!
   Call: (220) [system] 'C'='\''
   Fail: (220) [system] 'C'='\''
   Call: (220) [system] 'C'='`'
   Fail: (220) [system] 'C'='`'
   Call: (220) [system] 'C'=end_of_file
   Fail: (220) [system] 'C'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1172032)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1205686)
   Call: (222) [system] peek_char((0x55798e5fad60), _1206620)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
^  Call: (222) [user] is_delimiter(')')
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] arg(_1211340, v('(', ')', end_of_file), ')')
   Exit: (223) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (222) [user] is_delimiter(')')
   Call: (222) [system] _1205686=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (221) [user] classify_and_convert_charseq('C', [], _1172032)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_1217802, _1217804), once(user:catch(read_from_chars(['C'], _1172032), _1217778, fail)), '$restore_trace'(_1217802, _1217804))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_1217802, _1217804))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1172032), _1217778, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_1172032)
   Fail: (222) [system] atomic(_1172032)
   Call: (222) [system] atom_chars(_1172032, ['C'])
   Exit: (222) [system] atom_chars('C', ['C'])
^  Exit: (221) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1227178)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1229036)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1243190)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55798e5fad60), _1246980)
   Exit: (220) [system] get_char((0x55798e5fad60), ')')
   Call: (220) [system] _1227178=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [])
   Call: (219) [system] _1139084=['C']
   Exit: (219) [system] ['C']=['C']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (218) [system] _703176=[['AndLink', 'A', 'B'], 'C']
   Exit: (218) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (217) [system] _441296=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (217) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _1260862)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1262720)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _1270458)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1273162)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1288240)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _1293810)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1295668)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _1309822)
   Exit: (217) [system] get_char((0x55798e5fad60), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1293810)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1315392)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'O')
   Call: (219) [system] 'O'=(;)
   Fail: (219) [system] 'O'=(;)
^  Call: (219) [user] is_like_space('O')
   Call: (220) [system] char_type('O', 'white')
   Fail: (220) [system] char_type('O', 'white')
   Call: (220) [system] char_type('O', end_of_line)
   Fail: (220) [system] char_type('O', end_of_line)
   Call: (220) [system] char_type('O', space)
   Fail: (220) [system] char_type('O', space)
   Call: (220) [system] char_type('O', cntrl)
   Fail: (220) [system] char_type('O', cntrl)
^  Fail: (219) [user] is_like_space('O')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1329546)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'O')
   Call: (218) [system] 'O'=')'
   Fail: (218) [system] 'O'=')'
   Call: (218) [system] 'O'=end_of_file
   Fail: (218) [system] 'O'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1335116)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1336974)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'O')
   Call: (220) [system] 'O'=(;)
   Fail: (220) [system] 'O'=(;)
^  Call: (220) [user] is_like_space('O')
   Call: (221) [system] char_type('O', 'white')
   Fail: (221) [system] char_type('O', 'white')
   Call: (221) [system] char_type('O', end_of_line)
   Fail: (221) [system] char_type('O', end_of_line)
   Call: (221) [system] char_type('O', space)
   Fail: (221) [system] char_type('O', space)
   Call: (221) [system] char_type('O', cntrl)
   Fail: (221) [system] char_type('O', cntrl)
^  Fail: (220) [user] is_like_space('O')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1351128)
   Exit: (219) [system] get_char((0x55798e5fad60), 'O')
   Call: (219) [system] 'O'='('
   Fail: (219) [system] 'O'='('
   Call: (219) [system] 'O'='['
   Fail: (219) [system] 'O'='['
   Call: (219) [system] 'O'='{'
   Fail: (219) [system] 'O'='{'
   Call: (219) [system] 'O'='"'
   Fail: (219) [system] 'O'='"'
   Call: (219) [system] 'O'=!
   Fail: (219) [system] 'O'=!
   Call: (219) [system] 'O'='\''
   Fail: (219) [system] 'O'='\''
   Call: (219) [system] 'O'='`'
   Fail: (219) [system] 'O'='`'
   Call: (219) [system] 'O'=end_of_file
   Fail: (219) [system] 'O'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1335116)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1368770)
   Call: (221) [system] peek_char((0x55798e5fad60), _1369704)
   Exit: (221) [system] peek_char((0x55798e5fad60), r)
^  Call: (221) [user] is_delimiter(r)
   Call: (222) [system] char_type(r, space)
   Fail: (222) [system] char_type(r, space)
   Call: (222) [system] arg(_1374424, v('(', ')', end_of_file), r)
   Fail: (222) [system] arg(_1375356, v('(', ')', end_of_file), r)
^  Fail: (221) [user] is_delimiter(r)
   Call: (221) [system] ')'==r
   Fail: (221) [system] ')'==r
   Call: (221) [system] get_char((0x55798e5fad60), r)
   Exit: (221) [system] get_char((0x55798e5fad60), r)
   Call: (221) [system] r=(\)
   Fail: (221) [system] r=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1382706)
   Call: (222) [system] peek_char((0x55798e5fad60), _1383640)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (222) [user] is_delimiter('L')
   Call: (223) [system] char_type('L', space)
   Fail: (223) [system] char_type('L', space)
   Call: (223) [system] arg(_1388360, v('(', ')', end_of_file), 'L')
   Fail: (223) [system] arg(_1389292, v('(', ')', end_of_file), 'L')
^  Fail: (222) [user] is_delimiter('L')
   Call: (222) [system] ')'=='L'
   Fail: (222) [system] ')'=='L'
   Call: (222) [system] get_char((0x55798e5fad60), 'L')
   Exit: (222) [system] get_char((0x55798e5fad60), 'L')
   Call: (222) [system] 'L'=(\)
   Fail: (222) [system] 'L'=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1396642)
   Call: (223) [system] peek_char((0x55798e5fad60), _1397576)
   Exit: (223) [system] peek_char((0x55798e5fad60), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_1402296, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_1403228, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55798e5fad60), i)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1410578)
   Call: (224) [system] peek_char((0x55798e5fad60), _1411512)
   Exit: (224) [system] peek_char((0x55798e5fad60), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1416232, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1417164, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55798e5fad60), n)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1424514)
   Call: (225) [system] peek_char((0x55798e5fad60), _1425448)
   Exit: (225) [system] peek_char((0x55798e5fad60), k)
^  Call: (225) [user] is_delimiter(k)
   Call: (226) [system] char_type(k, space)
   Fail: (226) [system] char_type(k, space)
   Call: (226) [system] arg(_1430168, v('(', ')', end_of_file), k)
   Fail: (226) [system] arg(_1431100, v('(', ')', end_of_file), k)
^  Fail: (225) [user] is_delimiter(k)
   Call: (225) [system] ')'==k
   Fail: (225) [system] ')'==k
   Call: (225) [system] get_char((0x55798e5fad60), k)
   Exit: (225) [system] get_char((0x55798e5fad60), k)
   Call: (225) [system] k=(\)
   Fail: (225) [system] k=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1438450)
   Call: (226) [system] peek_char((0x55798e5fad60), _1439384)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _1438450=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (225) [system] _1424514=[k]
   Exit: (225) [system] [k]=[k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (224) [system] _1410578=[n, k]
   Exit: (224) [system] [n, k]=[n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (223) [system] _1396642=[i, n, k]
   Exit: (223) [system] [i, n, k]=[i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (222) [system] _1382706=['L', i, n, k]
   Exit: (222) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (221) [system] _1368770=[r, 'L', i, n, k]
   Exit: (221) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (220) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1335116)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1462664, _1462666), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1335116), _1462640, fail)), '$restore_trace'(_1462664, _1462666))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1462664, _1462666))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1335116), _1462640, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_1335116)
   Fail: (221) [system] atomic(_1335116)
   Call: (221) [system] atom_chars(_1335116, ['O', r, 'L', i, n, k])
   Exit: (221) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (220) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1472040)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1473898)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _1481636)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1484340)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'B')
   Call: (221) [system] 'B'=(;)
   Fail: (221) [system] 'B'=(;)
^  Call: (221) [user] is_like_space('B')
   Call: (222) [system] char_type('B', 'white')
   Fail: (222) [system] char_type('B', 'white')
   Call: (222) [system] char_type('B', end_of_line)
   Fail: (222) [system] char_type('B', end_of_line)
   Call: (222) [system] char_type('B', space)
   Fail: (222) [system] char_type('B', space)
   Call: (222) [system] char_type('B', cntrl)
   Fail: (222) [system] char_type('B', cntrl)
^  Fail: (221) [user] is_like_space('B')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1499418)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'B')
   Call: (219) [system] 'B'=')'
   Fail: (219) [system] 'B'=')'
   Call: (219) [system] 'B'=end_of_file
   Fail: (219) [system] 'B'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1504988)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1506846)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'B')
   Call: (221) [system] 'B'=(;)
   Fail: (221) [system] 'B'=(;)
^  Call: (221) [user] is_like_space('B')
   Call: (222) [system] char_type('B', 'white')
   Fail: (222) [system] char_type('B', 'white')
   Call: (222) [system] char_type('B', end_of_line)
   Fail: (222) [system] char_type('B', end_of_line)
   Call: (222) [system] char_type('B', space)
   Fail: (222) [system] char_type('B', space)
   Call: (222) [system] char_type('B', cntrl)
   Fail: (222) [system] char_type('B', cntrl)
^  Fail: (221) [user] is_like_space('B')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1521000)
   Exit: (220) [system] get_char((0x55798e5fad60), 'B')
   Call: (220) [system] 'B'='('
   Fail: (220) [system] 'B'='('
   Call: (220) [system] 'B'='['
   Fail: (220) [system] 'B'='['
   Call: (220) [system] 'B'='{'
   Fail: (220) [system] 'B'='{'
   Call: (220) [system] 'B'='"'
   Fail: (220) [system] 'B'='"'
   Call: (220) [system] 'B'=!
   Fail: (220) [system] 'B'=!
   Call: (220) [system] 'B'='\''
   Fail: (220) [system] 'B'='\''
   Call: (220) [system] 'B'='`'
   Fail: (220) [system] 'B'='`'
   Call: (220) [system] 'B'=end_of_file
   Fail: (220) [system] 'B'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1504988)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1538642)
   Call: (222) [system] peek_char((0x55798e5fad60), _1539576)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _1538642=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (221) [user] classify_and_convert_charseq('B', [], _1504988)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_1548886, _1548888), once(user:catch(read_from_chars(['B'], _1504988), _1548862, fail)), '$restore_trace'(_1548886, _1548888))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_1548886, _1548888))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1504988), _1548862, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_1504988)
   Fail: (222) [system] atomic(_1504988)
   Call: (222) [system] atom_chars(_1504988, ['B'])
   Exit: (222) [system] atom_chars('B', ['B'])
^  Exit: (221) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1558262)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1560120)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _1567858)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1570562)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'B')
   Call: (222) [system] 'B'=(;)
   Fail: (222) [system] 'B'=(;)
^  Call: (222) [user] is_like_space('B')
   Call: (223) [system] char_type('B', 'white')
   Fail: (223) [system] char_type('B', 'white')
   Call: (223) [system] char_type('B', end_of_line)
   Fail: (223) [system] char_type('B', end_of_line)
   Call: (223) [system] char_type('B', space)
   Fail: (223) [system] char_type('B', space)
   Call: (223) [system] char_type('B', cntrl)
   Fail: (223) [system] char_type('B', cntrl)
^  Fail: (222) [user] is_like_space('B')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1585640)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'B')
   Call: (220) [system] 'B'=')'
   Fail: (220) [system] 'B'=')'
   Call: (220) [system] 'B'=end_of_file
   Fail: (220) [system] 'B'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1591210)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1593068)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'B')
   Call: (222) [system] 'B'=(;)
   Fail: (222) [system] 'B'=(;)
^  Call: (222) [user] is_like_space('B')
   Call: (223) [system] char_type('B', 'white')
   Fail: (223) [system] char_type('B', 'white')
   Call: (223) [system] char_type('B', end_of_line)
   Fail: (223) [system] char_type('B', end_of_line)
   Call: (223) [system] char_type('B', space)
   Fail: (223) [system] char_type('B', space)
   Call: (223) [system] char_type('B', cntrl)
   Fail: (223) [system] char_type('B', cntrl)
^  Fail: (222) [user] is_like_space('B')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1607222)
   Exit: (221) [system] get_char((0x55798e5fad60), 'B')
   Call: (221) [system] 'B'='('
   Fail: (221) [system] 'B'='('
   Call: (221) [system] 'B'='['
   Fail: (221) [system] 'B'='['
   Call: (221) [system] 'B'='{'
   Fail: (221) [system] 'B'='{'
   Call: (221) [system] 'B'='"'
   Fail: (221) [system] 'B'='"'
   Call: (221) [system] 'B'=!
   Fail: (221) [system] 'B'=!
   Call: (221) [system] 'B'='\''
   Fail: (221) [system] 'B'='\''
   Call: (221) [system] 'B'='`'
   Fail: (221) [system] 'B'='`'
   Call: (221) [system] 'B'=end_of_file
   Fail: (221) [system] 'B'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1591210)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1624864)
   Call: (223) [system] peek_char((0x55798e5fad60), _1625798)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
^  Call: (223) [user] is_delimiter(')')
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] arg(_1630518, v('(', ')', end_of_file), ')')
   Exit: (224) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (223) [user] is_delimiter(')')
   Call: (223) [system] _1624864=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (222) [user] classify_and_convert_charseq('B', [], _1591210)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_1636980, _1636982), once(user:catch(read_from_chars(['B'], _1591210), _1636956, fail)), '$restore_trace'(_1636980, _1636982))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_1636980, _1636982))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1591210), _1636956, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_1591210)
   Fail: (223) [system] atomic(_1591210)
   Call: (223) [system] atom_chars(_1591210, ['B'])
   Exit: (223) [system] atom_chars('B', ['B'])
^  Exit: (222) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1646356)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1648214)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1662368)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55798e5fad60), _1666158)
   Exit: (221) [system] get_char((0x55798e5fad60), ')')
   Call: (221) [system] _1646356=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [])
   Call: (220) [system] _1558262=['B']
   Exit: (220) [system] ['B']=['B']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (219) [system] _1472040=['B', 'B']
   Exit: (219) [system] ['B', 'B']=['B', 'B']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['B', 'B'])
   Call: (218) [system] _1293810=['OrLink', 'B', 'B']
   Exit: (218) [system] ['OrLink', 'B', 'B']=['OrLink', 'B', 'B']
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'B', 'B'])
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'B', 'B'])
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1680040)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1681898)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1696052)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55798e5fad60), _1699842)
   Exit: (217) [system] get_char((0x55798e5fad60), ')')
   Call: (217) [system] _1680040=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [])
   Call: (216) [system] _1260862=[['OrLink', 'B', 'B']]
   Exit: (216) [system] [['OrLink', 'B', 'B']]=[['OrLink', 'B', 'B']]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'B', 'B']])
   Call: (215) [system] _408348=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]
   Exit: (215) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']])
   Call: (214) [system] _230118=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]
   Exit: (214) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']])
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']])
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1713724)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1715582)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=(;)
   Fail: (214) [system] ')'=(;)
^  Call: (214) [user] is_like_space(')')
   Call: (215) [system] char_type(')', 'white')
   Fail: (215) [system] char_type(')', 'white')
   Call: (215) [system] char_type(')', end_of_line)
   Fail: (215) [system] char_type(')', end_of_line)
   Call: (215) [system] char_type(')', space)
   Fail: (215) [system] char_type(')', space)
   Call: (215) [system] char_type(')', cntrl)
   Fail: (215) [system] char_type(')', cntrl)
^  Fail: (214) [user] is_like_space(')')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1729736)
   Exit: (213) [system] peek_char((0x55798e5fad60), ')')
   Call: (213) [system] ')'=')'
   Exit: (213) [system] ')'=')'
   Call: (213) [system] get_char((0x55798e5fad60), _1733526)
   Exit: (213) [system] get_char((0x55798e5fad60), ')')
   Call: (213) [system] _1713724=[]
   Exit: (213) [system] []=[]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [])
   Call: (212) [system] _197170=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]
   Exit: (212) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]])
   Call: (211) [system] _5032=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]
   Exit: (211) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]])
   Call: (210) [system] _5024=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]
   Exit: (210) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]]
^  Exit: (209) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]])
^  Exit: (208) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'B']]])
^  Call: (208) [user] read_list(')', (0x55798e5fad60), _1747408)
^  Call: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1749266)
   Exit: (210) [system] peek_char((0x55798e5fad60), '\n')
   Call: (210) [system] '\n'=(;)
   Fail: (210) [system] '\n'=(;)
^  Call: (210) [user] is_like_space('\n')
   Call: (211) [system] char_type('\n', 'white')
   Fail: (211) [system] char_type('\n', 'white')
   Call: (211) [system] char_type('\n', end_of_line)
   Exit: (211) [system] char_type('\n', end_of_line)
^  Exit: (210) [user] is_like_space('\n')
   Call: (210) [system] get_char((0x55798e5fad60), _1758860)
   Exit: (210) [system] get_char((0x55798e5fad60), '\n')
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1761564)
   Exit: (211) [system] peek_char((0x55798e5fad60), ' ')
   Call: (211) [system] ' '=(;)
   Fail: (211) [system] ' '=(;)
^  Call: (211) [user] is_like_space(' ')
   Call: (212) [system] char_type(' ', 'white')
   Exit: (212) [system] char_type(' ', 'white')
^  Exit: (211) [user] is_like_space(' ')
   Call: (211) [system] get_char((0x55798e5fad60), _1769302)
   Exit: (211) [system] get_char((0x55798e5fad60), ' ')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1772006)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
^  Exit: (209) [user] skip_spaces((0x55798e5fad60))
   Call: (209) [system] peek_char((0x55798e5fad60), _1788008)
   Exit: (209) [system] peek_char((0x55798e5fad60), '(')
   Call: (209) [system] '('=')'
   Fail: (209) [system] '('=')'
   Call: (209) [system] '('=end_of_file
   Fail: (209) [system] '('=end_of_file
^  Call: (209) [user] cont_sexpr(')', (0x55798e5fad60), _1793578)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1795436)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=(;)
   Fail: (211) [system] '('=(;)
^  Call: (211) [user] is_like_space('(')
   Call: (212) [system] char_type('(', 'white')
   Fail: (212) [system] char_type('(', 'white')
   Call: (212) [system] char_type('(', end_of_line)
   Fail: (212) [system] char_type('(', end_of_line)
   Call: (212) [system] char_type('(', space)
   Fail: (212) [system] char_type('(', space)
   Call: (212) [system] char_type('(', cntrl)
   Fail: (212) [system] char_type('(', cntrl)
^  Fail: (211) [user] is_like_space('(')
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] get_char((0x55798e5fad60), _1809590)
   Exit: (210) [system] get_char((0x55798e5fad60), '(')
   Call: (210) [system] '('='('
   Exit: (210) [system] '('='('
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _1793578)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1815160)
   Exit: (212) [system] peek_char((0x55798e5fad60), :)
   Call: (212) [system] (:)=(;)
   Fail: (212) [system] (:)=(;)
^  Call: (212) [user] is_like_space(:)
   Call: (213) [system] char_type(:, 'white')
   Fail: (213) [system] char_type(:, 'white')
   Call: (213) [system] char_type(:, end_of_line)
   Fail: (213) [system] char_type(:, end_of_line)
   Call: (213) [system] char_type(:, space)
   Fail: (213) [system] char_type(:, space)
   Call: (213) [system] char_type(:, cntrl)
   Fail: (213) [system] char_type(:, cntrl)
^  Fail: (212) [user] is_like_space(:)
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1829314)
   Exit: (211) [system] peek_char((0x55798e5fad60), :)
   Call: (211) [system] (:)=')'
   Fail: (211) [system] (:)=')'
   Call: (211) [system] (:)=end_of_file
   Fail: (211) [system] (:)=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _1834884)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1836742)
   Exit: (213) [system] peek_char((0x55798e5fad60), :)
   Call: (213) [system] (:)=(;)
   Fail: (213) [system] (:)=(;)
^  Call: (213) [user] is_like_space(:)
   Call: (214) [system] char_type(:, 'white')
   Fail: (214) [system] char_type(:, 'white')
   Call: (214) [system] char_type(:, end_of_line)
   Fail: (214) [system] char_type(:, end_of_line)
   Call: (214) [system] char_type(:, space)
   Fail: (214) [system] char_type(:, space)
   Call: (214) [system] char_type(:, cntrl)
   Fail: (214) [system] char_type(:, cntrl)
^  Fail: (213) [user] is_like_space(:)
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _1850896)
   Exit: (212) [system] get_char((0x55798e5fad60), :)
   Call: (212) [system] (:)='('
   Fail: (212) [system] (:)='('
   Call: (212) [system] (:)='['
   Fail: (212) [system] (:)='['
   Call: (212) [system] (:)='{'
   Fail: (212) [system] (:)='{'
   Call: (212) [system] (:)='"'
   Fail: (212) [system] (:)='"'
   Call: (212) [system] (:)=!
   Fail: (212) [system] (:)=!
   Call: (212) [system] (:)='\''
   Fail: (212) [system] (:)='\''
   Call: (212) [system] (:)='`'
   Fail: (212) [system] (:)='`'
   Call: (212) [system] (:)=end_of_file
   Fail: (212) [system] (:)=end_of_file
^  Call: (212) [user] read_symbolic(')', (0x55798e5fad60), :, _1834884)
^  Call: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), _1868538)
   Call: (214) [system] peek_char((0x55798e5fad60), _1869472)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (214) [user] is_delimiter(' ')
   Call: (215) [system] char_type(' ', space)
   Exit: (215) [system] char_type(' ', space)
^  Exit: (214) [user] is_delimiter(' ')
   Call: (214) [system] _1868538=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (213) [user] classify_and_convert_charseq(:, [], _1834884)
^  Call: (215) [system] setup_call_cleanup('$notrace'(_1878782, _1878784), once(user:catch(read_from_chars([:], _1834884), _1878758, fail)), '$restore_trace'(_1878782, _1878784))
^  Call: (216) [system] sig_atomic(system:'$notrace'(_1878782, _1878784))
^  Exit: (215) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1878758, fail)), system:'$restore_trace'(3, -1))
   Call: (214) [system] atomic(:)
   Exit: (214) [system] atomic(:)
^  Exit: (213) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (212) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1886282)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1888140)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _1895878)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1898582)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1913660)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1919230)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1921088)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1935242)
   Exit: (213) [system] get_char((0x55798e5fad60), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1919230)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1940812)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'D')
   Call: (215) [system] 'D'=(;)
   Fail: (215) [system] 'D'=(;)
^  Call: (215) [user] is_like_space('D')
   Call: (216) [system] char_type('D', 'white')
   Fail: (216) [system] char_type('D', 'white')
   Call: (216) [system] char_type('D', end_of_line)
   Fail: (216) [system] char_type('D', end_of_line)
   Call: (216) [system] char_type('D', space)
   Fail: (216) [system] char_type('D', space)
   Call: (216) [system] char_type('D', cntrl)
   Fail: (216) [system] char_type('D', cntrl)
^  Fail: (215) [user] is_like_space('D')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1954966)
   Exit: (214) [system] peek_char((0x55798e5fad60), 'D')
   Call: (214) [system] 'D'=')'
   Fail: (214) [system] 'D'=')'
   Call: (214) [system] 'D'=end_of_file
   Fail: (214) [system] 'D'=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _1960536)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1962394)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'D')
   Call: (216) [system] 'D'=(;)
   Fail: (216) [system] 'D'=(;)
^  Call: (216) [user] is_like_space('D')
   Call: (217) [system] char_type('D', 'white')
   Fail: (217) [system] char_type('D', 'white')
   Call: (217) [system] char_type('D', end_of_line)
   Fail: (217) [system] char_type('D', end_of_line)
   Call: (217) [system] char_type('D', space)
   Fail: (217) [system] char_type('D', space)
   Call: (217) [system] char_type('D', cntrl)
   Fail: (217) [system] char_type('D', cntrl)
^  Fail: (216) [user] is_like_space('D')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _1976548)
   Exit: (215) [system] get_char((0x55798e5fad60), 'D')
   Call: (215) [system] 'D'='('
   Fail: (215) [system] 'D'='('
   Call: (215) [system] 'D'='['
   Fail: (215) [system] 'D'='['
   Call: (215) [system] 'D'='{'
   Fail: (215) [system] 'D'='{'
   Call: (215) [system] 'D'='"'
   Fail: (215) [system] 'D'='"'
   Call: (215) [system] 'D'=!
   Fail: (215) [system] 'D'=!
   Call: (215) [system] 'D'='\''
   Fail: (215) [system] 'D'='\''
   Call: (215) [system] 'D'='`'
   Fail: (215) [system] 'D'='`'
   Call: (215) [system] 'D'=end_of_file
   Fail: (215) [system] 'D'=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1960536)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _1994190)
   Call: (217) [system] peek_char((0x55798e5fad60), _1995124)
   Exit: (217) [system] peek_char((0x55798e5fad60), i)
^  Call: (217) [user] is_delimiter(i)
   Call: (218) [system] char_type(i, space)
   Fail: (218) [system] char_type(i, space)
   Call: (218) [system] arg(_1999844, v('(', ')', end_of_file), i)
   Fail: (218) [system] arg(_2000776, v('(', ')', end_of_file), i)
^  Fail: (217) [user] is_delimiter(i)
   Call: (217) [system] ')'==i
   Fail: (217) [system] ')'==i
   Call: (217) [system] get_char((0x55798e5fad60), i)
   Exit: (217) [system] get_char((0x55798e5fad60), i)
   Call: (217) [system] i=(\)
   Fail: (217) [system] i=(\)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _2008126)
   Call: (218) [system] peek_char((0x55798e5fad60), _2009060)
   Exit: (218) [system] peek_char((0x55798e5fad60), s)
^  Call: (218) [user] is_delimiter(s)
   Call: (219) [system] char_type(s, space)
   Fail: (219) [system] char_type(s, space)
   Call: (219) [system] arg(_2013780, v('(', ')', end_of_file), s)
   Fail: (219) [system] arg(_2014712, v('(', ')', end_of_file), s)
^  Fail: (218) [user] is_delimiter(s)
   Call: (218) [system] ')'==s
   Fail: (218) [system] ')'==s
   Call: (218) [system] get_char((0x55798e5fad60), s)
   Exit: (218) [system] get_char((0x55798e5fad60), s)
   Call: (218) [system] s=(\)
   Fail: (218) [system] s=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _2022062)
   Call: (219) [system] peek_char((0x55798e5fad60), _2022996)
   Exit: (219) [system] peek_char((0x55798e5fad60), j)
^  Call: (219) [user] is_delimiter(j)
   Call: (220) [system] char_type(j, space)
   Fail: (220) [system] char_type(j, space)
   Call: (220) [system] arg(_2027716, v('(', ')', end_of_file), j)
   Fail: (220) [system] arg(_2028648, v('(', ')', end_of_file), j)
^  Fail: (219) [user] is_delimiter(j)
   Call: (219) [system] ')'==j
   Fail: (219) [system] ')'==j
   Call: (219) [system] get_char((0x55798e5fad60), j)
   Exit: (219) [system] get_char((0x55798e5fad60), j)
   Call: (219) [system] j=(\)
   Fail: (219) [system] j=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _2035998)
   Call: (220) [system] peek_char((0x55798e5fad60), _2036932)
   Exit: (220) [system] peek_char((0x55798e5fad60), u)
^  Call: (220) [user] is_delimiter(u)
   Call: (221) [system] char_type(u, space)
   Fail: (221) [system] char_type(u, space)
   Call: (221) [system] arg(_2041652, v('(', ')', end_of_file), u)
   Fail: (221) [system] arg(_2042584, v('(', ')', end_of_file), u)
^  Fail: (220) [user] is_delimiter(u)
   Call: (220) [system] ')'==u
   Fail: (220) [system] ')'==u
   Call: (220) [system] get_char((0x55798e5fad60), u)
   Exit: (220) [system] get_char((0x55798e5fad60), u)
   Call: (220) [system] u=(\)
   Fail: (220) [system] u=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _2049934)
   Call: (221) [system] peek_char((0x55798e5fad60), _2050868)
   Exit: (221) [system] peek_char((0x55798e5fad60), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_2055588, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_2056520, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55798e5fad60), n)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _2063870)
   Call: (222) [system] peek_char((0x55798e5fad60), _2064804)
   Exit: (222) [system] peek_char((0x55798e5fad60), c)
^  Call: (222) [user] is_delimiter(c)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] arg(_2069524, v('(', ')', end_of_file), c)
   Fail: (223) [system] arg(_2070456, v('(', ')', end_of_file), c)
^  Fail: (222) [user] is_delimiter(c)
   Call: (222) [system] ')'==c
   Fail: (222) [system] ')'==c
   Call: (222) [system] get_char((0x55798e5fad60), c)
   Exit: (222) [system] get_char((0x55798e5fad60), c)
   Call: (222) [system] c=(\)
   Fail: (222) [system] c=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _2077806)
   Call: (223) [system] peek_char((0x55798e5fad60), _2078740)
   Exit: (223) [system] peek_char((0x55798e5fad60), t)
^  Call: (223) [user] is_delimiter(t)
   Call: (224) [system] char_type(t, space)
   Fail: (224) [system] char_type(t, space)
   Call: (224) [system] arg(_2083460, v('(', ')', end_of_file), t)
   Fail: (224) [system] arg(_2084392, v('(', ')', end_of_file), t)
^  Fail: (223) [user] is_delimiter(t)
   Call: (223) [system] ')'==t
   Fail: (223) [system] ')'==t
   Call: (223) [system] get_char((0x55798e5fad60), t)
   Exit: (223) [system] get_char((0x55798e5fad60), t)
   Call: (223) [system] t=(\)
   Fail: (223) [system] t=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _2091742)
   Call: (224) [system] peek_char((0x55798e5fad60), _2092676)
   Exit: (224) [system] peek_char((0x55798e5fad60), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_5868, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_6800, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55798e5fad60), i)
   Exit: (224) [system] get_char((0x55798e5fad60), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _14150)
   Call: (225) [system] peek_char((0x55798e5fad60), _15084)
   Exit: (225) [system] peek_char((0x55798e5fad60), o)
^  Call: (225) [user] is_delimiter(o)
   Call: (226) [system] char_type(o, space)
   Fail: (226) [system] char_type(o, space)
   Call: (226) [system] arg(_19804, v('(', ')', end_of_file), o)
   Fail: (226) [system] arg(_20736, v('(', ')', end_of_file), o)
^  Fail: (225) [user] is_delimiter(o)
   Call: (225) [system] ')'==o
   Fail: (225) [system] ')'==o
   Call: (225) [system] get_char((0x55798e5fad60), o)
   Exit: (225) [system] get_char((0x55798e5fad60), o)
   Call: (225) [system] o=(\)
   Fail: (225) [system] o=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _28086)
   Call: (226) [system] peek_char((0x55798e5fad60), _29020)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_33740, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_34672, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _42022)
   Call: (227) [system] peek_char((0x55798e5fad60), _42956)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (227) [user] is_delimiter('I')
   Call: (228) [system] char_type('I', space)
   Fail: (228) [system] char_type('I', space)
   Call: (228) [system] arg(_47676, v('(', ')', end_of_file), 'I')
   Fail: (228) [system] arg(_48608, v('(', ')', end_of_file), 'I')
^  Fail: (227) [user] is_delimiter('I')
   Call: (227) [system] ')'=='I'
   Fail: (227) [system] ')'=='I'
   Call: (227) [system] get_char((0x55798e5fad60), 'I')
   Exit: (227) [system] get_char((0x55798e5fad60), 'I')
   Call: (227) [system] 'I'=(\)
   Fail: (227) [system] 'I'=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _55958)
   Call: (228) [system] peek_char((0x55798e5fad60), _56892)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_61612, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_62544, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _69894)
   Call: (229) [system] peek_char((0x55798e5fad60), _70828)
   Exit: (229) [system] peek_char((0x55798e5fad60), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_75548, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_76480, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55798e5fad60), t)
   Exit: (229) [system] get_char((0x55798e5fad60), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _83830)
   Call: (230) [system] peek_char((0x55798e5fad60), _84764)
   Exit: (230) [system] peek_char((0x55798e5fad60), r)
^  Call: (230) [user] is_delimiter(r)
   Call: (231) [system] char_type(r, space)
   Fail: (231) [system] char_type(r, space)
   Call: (231) [system] arg(_89484, v('(', ')', end_of_file), r)
   Fail: (231) [system] arg(_90416, v('(', ')', end_of_file), r)
^  Fail: (230) [user] is_delimiter(r)
   Call: (230) [system] ')'==r
   Fail: (230) [system] ')'==r
   Call: (230) [system] get_char((0x55798e5fad60), r)
   Exit: (230) [system] get_char((0x55798e5fad60), r)
   Call: (230) [system] r=(\)
   Fail: (230) [system] r=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _97766)
   Call: (231) [system] peek_char((0x55798e5fad60), _98700)
   Exit: (231) [system] peek_char((0x55798e5fad60), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_103420, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_104352, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55798e5fad60), o)
   Exit: (231) [system] get_char((0x55798e5fad60), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _111702)
   Call: (232) [system] peek_char((0x55798e5fad60), _112636)
   Exit: (232) [system] peek_char((0x55798e5fad60), d)
^  Call: (232) [user] is_delimiter(d)
   Call: (233) [system] char_type(d, space)
   Fail: (233) [system] char_type(d, space)
   Call: (233) [system] arg(_117356, v('(', ')', end_of_file), d)
   Fail: (233) [system] arg(_118288, v('(', ')', end_of_file), d)
^  Fail: (232) [user] is_delimiter(d)
   Call: (232) [system] ')'==d
   Fail: (232) [system] ')'==d
   Call: (232) [system] get_char((0x55798e5fad60), d)
   Exit: (232) [system] get_char((0x55798e5fad60), d)
   Call: (232) [system] d=(\)
   Fail: (232) [system] d=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _125638)
   Call: (233) [system] peek_char((0x55798e5fad60), _126572)
   Exit: (233) [system] peek_char((0x55798e5fad60), u)
^  Call: (233) [user] is_delimiter(u)
   Call: (234) [system] char_type(u, space)
   Fail: (234) [system] char_type(u, space)
   Call: (234) [system] arg(_131292, v('(', ')', end_of_file), u)
   Fail: (234) [system] arg(_132224, v('(', ')', end_of_file), u)
^  Fail: (233) [user] is_delimiter(u)
   Call: (233) [system] ')'==u
   Fail: (233) [system] ')'==u
   Call: (233) [system] get_char((0x55798e5fad60), u)
   Exit: (233) [system] get_char((0x55798e5fad60), u)
   Call: (233) [system] u=(\)
   Fail: (233) [system] u=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _139574)
   Call: (234) [system] peek_char((0x55798e5fad60), _140508)
   Exit: (234) [system] peek_char((0x55798e5fad60), c)
^  Call: (234) [user] is_delimiter(c)
   Call: (235) [system] char_type(c, space)
   Fail: (235) [system] char_type(c, space)
   Call: (235) [system] arg(_145228, v('(', ')', end_of_file), c)
   Fail: (235) [system] arg(_146160, v('(', ')', end_of_file), c)
^  Fail: (234) [user] is_delimiter(c)
   Call: (234) [system] ')'==c
   Fail: (234) [system] ')'==c
   Call: (234) [system] get_char((0x55798e5fad60), c)
   Exit: (234) [system] get_char((0x55798e5fad60), c)
   Call: (234) [system] c=(\)
   Fail: (234) [system] c=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _153510)
   Call: (235) [system] peek_char((0x55798e5fad60), _154444)
   Exit: (235) [system] peek_char((0x55798e5fad60), t)
^  Call: (235) [user] is_delimiter(t)
   Call: (236) [system] char_type(t, space)
   Fail: (236) [system] char_type(t, space)
   Call: (236) [system] arg(_159164, v('(', ')', end_of_file), t)
   Fail: (236) [system] arg(_160096, v('(', ')', end_of_file), t)
^  Fail: (235) [user] is_delimiter(t)
   Call: (235) [system] ')'==t
   Fail: (235) [system] ')'==t
   Call: (235) [system] get_char((0x55798e5fad60), t)
   Exit: (235) [system] get_char((0x55798e5fad60), t)
   Call: (235) [system] t=(\)
   Fail: (235) [system] t=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _167446)
   Call: (236) [system] peek_char((0x55798e5fad60), _168380)
   Exit: (236) [system] peek_char((0x55798e5fad60), i)
^  Call: (236) [user] is_delimiter(i)
   Call: (237) [system] char_type(i, space)
   Fail: (237) [system] char_type(i, space)
   Call: (237) [system] arg(_173100, v('(', ')', end_of_file), i)
   Fail: (237) [system] arg(_174032, v('(', ')', end_of_file), i)
^  Fail: (236) [user] is_delimiter(i)
   Call: (236) [system] ')'==i
   Fail: (236) [system] ')'==i
   Call: (236) [system] get_char((0x55798e5fad60), i)
   Exit: (236) [system] get_char((0x55798e5fad60), i)
   Call: (236) [system] i=(\)
   Fail: (236) [system] i=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _181382)
   Call: (237) [system] peek_char((0x55798e5fad60), _182316)
   Exit: (237) [system] peek_char((0x55798e5fad60), o)
^  Call: (237) [user] is_delimiter(o)
   Call: (238) [system] char_type(o, space)
   Fail: (238) [system] char_type(o, space)
   Call: (238) [system] arg(_187036, v('(', ')', end_of_file), o)
   Fail: (238) [system] arg(_187968, v('(', ')', end_of_file), o)
^  Fail: (237) [user] is_delimiter(o)
   Call: (237) [system] ')'==o
   Fail: (237) [system] ')'==o
   Call: (237) [system] get_char((0x55798e5fad60), o)
   Exit: (237) [system] get_char((0x55798e5fad60), o)
   Call: (237) [system] o=(\)
   Fail: (237) [system] o=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _195318)
   Call: (238) [system] peek_char((0x55798e5fad60), _196252)
   Exit: (238) [system] peek_char((0x55798e5fad60), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_200972, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_201904, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55798e5fad60), n)
   Exit: (238) [system] get_char((0x55798e5fad60), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _209254)
   Call: (239) [system] peek_char((0x55798e5fad60), _210188)
   Exit: (239) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (239) [user] is_delimiter(' ')
   Call: (240) [system] char_type(' ', space)
   Exit: (240) [system] char_type(' ', space)
^  Exit: (239) [user] is_delimiter(' ')
   Call: (239) [system] _209254=[]
   Exit: (239) [system] []=[]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (238) [system] _195318=[n]
   Exit: (238) [system] [n]=[n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (237) [system] _181382=[o, n]
   Exit: (237) [system] [o, n]=[o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (236) [system] _167446=[i, o, n]
   Exit: (236) [system] [i, o, n]=[i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (235) [system] _153510=[t, i, o, n]
   Exit: (235) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (234) [system] _139574=[c, t, i, o, n]
   Exit: (234) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (233) [system] _125638=[u, c, t, i, o, n]
   Exit: (233) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (232) [system] _111702=[d, u, c, t, i, o, n]
   Exit: (232) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (231) [system] _97766=[o, d, u, c, t, i, o, n]
   Exit: (231) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (230) [system] _83830=[r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _69894=[t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _55958=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _42022=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _28086=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _14150=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _5206=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _5202=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _5198=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _5194=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _5190=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _5186=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _5182=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (217) [system] _5178=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (217) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (216) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _5174)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_280966, _280968), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _5174), _280942, fail)), '$restore_trace'(_280966, _280968))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_280966, _280968))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _5174), _280942, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(_5174)
   Fail: (217) [system] atomic(_5174)
   Call: (217) [system] atom_chars(_5174, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (217) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (216) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _290342)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _292200)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _299938)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _302642)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
   Call: (217) [system] a=(;)
   Fail: (217) [system] a=(;)
^  Call: (217) [user] is_like_space(a)
   Call: (218) [system] char_type(a, 'white')
   Fail: (218) [system] char_type(a, 'white')
   Call: (218) [system] char_type(a, end_of_line)
   Fail: (218) [system] char_type(a, end_of_line)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] char_type(a, cntrl)
   Fail: (218) [system] char_type(a, cntrl)
^  Fail: (217) [user] is_like_space(a)
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _317720)
   Exit: (215) [system] peek_char((0x55798e5fad60), a)
   Call: (215) [system] a=')'
   Fail: (215) [system] a=')'
   Call: (215) [system] a=end_of_file
   Fail: (215) [system] a=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _323290)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _325148)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
   Call: (217) [system] a=(;)
   Fail: (217) [system] a=(;)
^  Call: (217) [user] is_like_space(a)
   Call: (218) [system] char_type(a, 'white')
   Fail: (218) [system] char_type(a, 'white')
   Call: (218) [system] char_type(a, end_of_line)
   Fail: (218) [system] char_type(a, end_of_line)
   Call: (218) [system] char_type(a, space)
   Fail: (218) [system] char_type(a, space)
   Call: (218) [system] char_type(a, cntrl)
   Fail: (218) [system] char_type(a, cntrl)
^  Fail: (217) [user] is_like_space(a)
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _339302)
   Exit: (216) [system] get_char((0x55798e5fad60), a)
   Call: (216) [system] a='('
   Fail: (216) [system] a='('
   Call: (216) [system] a='['
   Fail: (216) [system] a='['
   Call: (216) [system] a='{'
   Fail: (216) [system] a='{'
   Call: (216) [system] a='"'
   Fail: (216) [system] a='"'
   Call: (216) [system] a=!
   Fail: (216) [system] a=!
   Call: (216) [system] a='\''
   Fail: (216) [system] a='\''
   Call: (216) [system] a='`'
   Fail: (216) [system] a='`'
   Call: (216) [system] a=end_of_file
   Fail: (216) [system] a=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), a, _323290)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _356944)
   Call: (218) [system] peek_char((0x55798e5fad60), _357878)
   Exit: (218) [system] peek_char((0x55798e5fad60), b)
^  Call: (218) [user] is_delimiter(b)
   Call: (219) [system] char_type(b, space)
   Fail: (219) [system] char_type(b, space)
   Call: (219) [system] arg(_362598, v('(', ')', end_of_file), b)
   Fail: (219) [system] arg(_363530, v('(', ')', end_of_file), b)
^  Fail: (218) [user] is_delimiter(b)
   Call: (218) [system] ')'==b
   Fail: (218) [system] ')'==b
   Call: (218) [system] get_char((0x55798e5fad60), b)
   Exit: (218) [system] get_char((0x55798e5fad60), b)
   Call: (218) [system] b=(\)
   Fail: (218) [system] b=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _370880)
   Call: (219) [system] peek_char((0x55798e5fad60), _371814)
   Exit: (219) [system] peek_char((0x55798e5fad60), c)
^  Call: (219) [user] is_delimiter(c)
   Call: (220) [system] char_type(c, space)
   Fail: (220) [system] char_type(c, space)
   Call: (220) [system] arg(_376534, v('(', ')', end_of_file), c)
   Fail: (220) [system] arg(_377466, v('(', ')', end_of_file), c)
^  Fail: (219) [user] is_delimiter(c)
   Call: (219) [system] ')'==c
   Fail: (219) [system] ')'==c
   Call: (219) [system] get_char((0x55798e5fad60), c)
   Exit: (219) [system] get_char((0x55798e5fad60), c)
   Call: (219) [system] c=(\)
   Fail: (219) [system] c=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _384816)
   Call: (220) [system] peek_char((0x55798e5fad60), _385750)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _384816=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (219) [system] _370880=[c]
   Exit: (219) [system] [c]=[c]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (218) [system] _356944=[b, c]
   Exit: (218) [system] [b, c]=[b, c]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (217) [user] classify_and_convert_charseq(a, [b, c], _323290)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_400648, _400650), once(user:catch(read_from_chars([a, b, c], _323290), _400624, fail)), '$restore_trace'(_400648, _400650))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_400648, _400650))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _400624, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(abc)
   Exit: (218) [system] atomic(abc)
^  Exit: (217) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _408148)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _410006)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _417744)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _420448)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _435526)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _441096)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _442954)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _457108)
   Exit: (217) [system] get_char((0x55798e5fad60), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _441096)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _462678)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'D')
   Call: (219) [system] 'D'=(;)
   Fail: (219) [system] 'D'=(;)
^  Call: (219) [user] is_like_space('D')
   Call: (220) [system] char_type('D', 'white')
   Fail: (220) [system] char_type('D', 'white')
   Call: (220) [system] char_type('D', end_of_line)
   Fail: (220) [system] char_type('D', end_of_line)
   Call: (220) [system] char_type('D', space)
   Fail: (220) [system] char_type('D', space)
   Call: (220) [system] char_type('D', cntrl)
   Fail: (220) [system] char_type('D', cntrl)
^  Fail: (219) [user] is_like_space('D')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _476832)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'D')
   Call: (218) [system] 'D'=')'
   Fail: (218) [system] 'D'=')'
   Call: (218) [system] 'D'=end_of_file
   Fail: (218) [system] 'D'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _482402)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _484260)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'D')
   Call: (220) [system] 'D'=(;)
   Fail: (220) [system] 'D'=(;)
^  Call: (220) [user] is_like_space('D')
   Call: (221) [system] char_type('D', 'white')
   Fail: (221) [system] char_type('D', 'white')
   Call: (221) [system] char_type('D', end_of_line)
   Fail: (221) [system] char_type('D', end_of_line)
   Call: (221) [system] char_type('D', space)
   Fail: (221) [system] char_type('D', space)
   Call: (221) [system] char_type('D', cntrl)
   Fail: (221) [system] char_type('D', cntrl)
^  Fail: (220) [user] is_like_space('D')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _498414)
   Exit: (219) [system] get_char((0x55798e5fad60), 'D')
   Call: (219) [system] 'D'='('
   Fail: (219) [system] 'D'='('
   Call: (219) [system] 'D'='['
   Fail: (219) [system] 'D'='['
   Call: (219) [system] 'D'='{'
   Fail: (219) [system] 'D'='{'
   Call: (219) [system] 'D'='"'
   Fail: (219) [system] 'D'='"'
   Call: (219) [system] 'D'=!
   Fail: (219) [system] 'D'=!
   Call: (219) [system] 'D'='\''
   Fail: (219) [system] 'D'='\''
   Call: (219) [system] 'D'='`'
   Fail: (219) [system] 'D'='`'
   Call: (219) [system] 'D'=end_of_file
   Fail: (219) [system] 'D'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), 'D', _482402)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _516056)
   Call: (221) [system] peek_char((0x55798e5fad60), _516990)
   Exit: (221) [system] peek_char((0x55798e5fad60), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_521710, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_522642, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55798e5fad60), i)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _529992)
   Call: (222) [system] peek_char((0x55798e5fad60), _530926)
   Exit: (222) [system] peek_char((0x55798e5fad60), s)
^  Call: (222) [user] is_delimiter(s)
   Call: (223) [system] char_type(s, space)
   Fail: (223) [system] char_type(s, space)
   Call: (223) [system] arg(_535646, v('(', ')', end_of_file), s)
   Fail: (223) [system] arg(_536578, v('(', ')', end_of_file), s)
^  Fail: (222) [user] is_delimiter(s)
   Call: (222) [system] ')'==s
   Fail: (222) [system] ')'==s
   Call: (222) [system] get_char((0x55798e5fad60), s)
   Exit: (222) [system] get_char((0x55798e5fad60), s)
   Call: (222) [system] s=(\)
   Fail: (222) [system] s=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _543928)
   Call: (223) [system] peek_char((0x55798e5fad60), _544862)
   Exit: (223) [system] peek_char((0x55798e5fad60), j)
^  Call: (223) [user] is_delimiter(j)
   Call: (224) [system] char_type(j, space)
   Fail: (224) [system] char_type(j, space)
   Call: (224) [system] arg(_549582, v('(', ')', end_of_file), j)
   Fail: (224) [system] arg(_550514, v('(', ')', end_of_file), j)
^  Fail: (223) [user] is_delimiter(j)
   Call: (223) [system] ')'==j
   Fail: (223) [system] ')'==j
   Call: (223) [system] get_char((0x55798e5fad60), j)
   Exit: (223) [system] get_char((0x55798e5fad60), j)
   Call: (223) [system] j=(\)
   Fail: (223) [system] j=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _557864)
   Call: (224) [system] peek_char((0x55798e5fad60), _558798)
   Exit: (224) [system] peek_char((0x55798e5fad60), u)
^  Call: (224) [user] is_delimiter(u)
   Call: (225) [system] char_type(u, space)
   Fail: (225) [system] char_type(u, space)
   Call: (225) [system] arg(_563518, v('(', ')', end_of_file), u)
   Fail: (225) [system] arg(_564450, v('(', ')', end_of_file), u)
^  Fail: (224) [user] is_delimiter(u)
   Call: (224) [system] ')'==u
   Fail: (224) [system] ')'==u
   Call: (224) [system] get_char((0x55798e5fad60), u)
   Exit: (224) [system] get_char((0x55798e5fad60), u)
   Call: (224) [system] u=(\)
   Fail: (224) [system] u=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _571800)
   Call: (225) [system] peek_char((0x55798e5fad60), _572734)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_577454, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_578386, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _585736)
   Call: (226) [system] peek_char((0x55798e5fad60), _586670)
   Exit: (226) [system] peek_char((0x55798e5fad60), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_591390, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_592322, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55798e5fad60), c)
   Exit: (226) [system] get_char((0x55798e5fad60), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _599672)
   Call: (227) [system] peek_char((0x55798e5fad60), _600606)
   Exit: (227) [system] peek_char((0x55798e5fad60), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_605326, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_606258, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55798e5fad60), t)
   Exit: (227) [system] get_char((0x55798e5fad60), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _613608)
   Call: (228) [system] peek_char((0x55798e5fad60), _614542)
   Exit: (228) [system] peek_char((0x55798e5fad60), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_619262, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_620194, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55798e5fad60), i)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _627544)
   Call: (229) [system] peek_char((0x55798e5fad60), _628478)
   Exit: (229) [system] peek_char((0x55798e5fad60), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_633198, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_634130, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55798e5fad60), o)
   Exit: (229) [system] get_char((0x55798e5fad60), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _641480)
   Call: (230) [system] peek_char((0x55798e5fad60), _642414)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_647134, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_648066, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _655416)
   Call: (231) [system] peek_char((0x55798e5fad60), _656350)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (231) [user] is_delimiter('I')
   Call: (232) [system] char_type('I', space)
   Fail: (232) [system] char_type('I', space)
   Call: (232) [system] arg(_661070, v('(', ')', end_of_file), 'I')
   Fail: (232) [system] arg(_662002, v('(', ')', end_of_file), 'I')
^  Fail: (231) [user] is_delimiter('I')
   Call: (231) [system] ')'=='I'
   Fail: (231) [system] ')'=='I'
   Call: (231) [system] get_char((0x55798e5fad60), 'I')
   Exit: (231) [system] get_char((0x55798e5fad60), 'I')
   Call: (231) [system] 'I'=(\)
   Fail: (231) [system] 'I'=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _669352)
   Call: (232) [system] peek_char((0x55798e5fad60), _670286)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_675006, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_675938, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _683288)
   Call: (233) [system] peek_char((0x55798e5fad60), _684222)
   Exit: (233) [system] peek_char((0x55798e5fad60), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_688942, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_689874, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55798e5fad60), t)
   Exit: (233) [system] get_char((0x55798e5fad60), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _697224)
   Call: (234) [system] peek_char((0x55798e5fad60), _698158)
   Exit: (234) [system] peek_char((0x55798e5fad60), r)
^  Call: (234) [user] is_delimiter(r)
   Call: (235) [system] char_type(r, space)
   Fail: (235) [system] char_type(r, space)
   Call: (235) [system] arg(_702878, v('(', ')', end_of_file), r)
   Fail: (235) [system] arg(_703810, v('(', ')', end_of_file), r)
^  Fail: (234) [user] is_delimiter(r)
   Call: (234) [system] ')'==r
   Fail: (234) [system] ')'==r
   Call: (234) [system] get_char((0x55798e5fad60), r)
   Exit: (234) [system] get_char((0x55798e5fad60), r)
   Call: (234) [system] r=(\)
   Fail: (234) [system] r=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _711160)
   Call: (235) [system] peek_char((0x55798e5fad60), _712094)
   Exit: (235) [system] peek_char((0x55798e5fad60), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_716814, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_717746, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55798e5fad60), o)
   Exit: (235) [system] get_char((0x55798e5fad60), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _725096)
   Call: (236) [system] peek_char((0x55798e5fad60), _726030)
   Exit: (236) [system] peek_char((0x55798e5fad60), d)
^  Call: (236) [user] is_delimiter(d)
   Call: (237) [system] char_type(d, space)
   Fail: (237) [system] char_type(d, space)
   Call: (237) [system] arg(_730750, v('(', ')', end_of_file), d)
   Fail: (237) [system] arg(_731682, v('(', ')', end_of_file), d)
^  Fail: (236) [user] is_delimiter(d)
   Call: (236) [system] ')'==d
   Fail: (236) [system] ')'==d
   Call: (236) [system] get_char((0x55798e5fad60), d)
   Exit: (236) [system] get_char((0x55798e5fad60), d)
   Call: (236) [system] d=(\)
   Fail: (236) [system] d=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _739032)
   Call: (237) [system] peek_char((0x55798e5fad60), _739966)
   Exit: (237) [system] peek_char((0x55798e5fad60), u)
^  Call: (237) [user] is_delimiter(u)
   Call: (238) [system] char_type(u, space)
   Fail: (238) [system] char_type(u, space)
   Call: (238) [system] arg(_744686, v('(', ')', end_of_file), u)
   Fail: (238) [system] arg(_745618, v('(', ')', end_of_file), u)
^  Fail: (237) [user] is_delimiter(u)
   Call: (237) [system] ')'==u
   Fail: (237) [system] ')'==u
   Call: (237) [system] get_char((0x55798e5fad60), u)
   Exit: (237) [system] get_char((0x55798e5fad60), u)
   Call: (237) [system] u=(\)
   Fail: (237) [system] u=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _752968)
   Call: (238) [system] peek_char((0x55798e5fad60), _753902)
   Exit: (238) [system] peek_char((0x55798e5fad60), c)
^  Call: (238) [user] is_delimiter(c)
   Call: (239) [system] char_type(c, space)
   Fail: (239) [system] char_type(c, space)
   Call: (239) [system] arg(_758622, v('(', ')', end_of_file), c)
   Fail: (239) [system] arg(_759554, v('(', ')', end_of_file), c)
^  Fail: (238) [user] is_delimiter(c)
   Call: (238) [system] ')'==c
   Fail: (238) [system] ')'==c
   Call: (238) [system] get_char((0x55798e5fad60), c)
   Exit: (238) [system] get_char((0x55798e5fad60), c)
   Call: (238) [system] c=(\)
   Fail: (238) [system] c=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _766904)
   Call: (239) [system] peek_char((0x55798e5fad60), _767838)
   Exit: (239) [system] peek_char((0x55798e5fad60), t)
^  Call: (239) [user] is_delimiter(t)
   Call: (240) [system] char_type(t, space)
   Fail: (240) [system] char_type(t, space)
   Call: (240) [system] arg(_772558, v('(', ')', end_of_file), t)
   Fail: (240) [system] arg(_773490, v('(', ')', end_of_file), t)
^  Fail: (239) [user] is_delimiter(t)
   Call: (239) [system] ')'==t
   Fail: (239) [system] ')'==t
   Call: (239) [system] get_char((0x55798e5fad60), t)
   Exit: (239) [system] get_char((0x55798e5fad60), t)
   Call: (239) [system] t=(\)
   Fail: (239) [system] t=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _780840)
   Call: (240) [system] peek_char((0x55798e5fad60), _781774)
   Exit: (240) [system] peek_char((0x55798e5fad60), i)
^  Call: (240) [user] is_delimiter(i)
   Call: (241) [system] char_type(i, space)
   Fail: (241) [system] char_type(i, space)
   Call: (241) [system] arg(_786494, v('(', ')', end_of_file), i)
   Fail: (241) [system] arg(_787426, v('(', ')', end_of_file), i)
^  Fail: (240) [user] is_delimiter(i)
   Call: (240) [system] ')'==i
   Fail: (240) [system] ')'==i
   Call: (240) [system] get_char((0x55798e5fad60), i)
   Exit: (240) [system] get_char((0x55798e5fad60), i)
   Call: (240) [system] i=(\)
   Fail: (240) [system] i=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _794776)
   Call: (241) [system] peek_char((0x55798e5fad60), _795710)
   Exit: (241) [system] peek_char((0x55798e5fad60), o)
^  Call: (241) [user] is_delimiter(o)
   Call: (242) [system] char_type(o, space)
   Fail: (242) [system] char_type(o, space)
   Call: (242) [system] arg(_800430, v('(', ')', end_of_file), o)
   Fail: (242) [system] arg(_801362, v('(', ')', end_of_file), o)
^  Fail: (241) [user] is_delimiter(o)
   Call: (241) [system] ')'==o
   Fail: (241) [system] ')'==o
   Call: (241) [system] get_char((0x55798e5fad60), o)
   Exit: (241) [system] get_char((0x55798e5fad60), o)
   Call: (241) [system] o=(\)
   Fail: (241) [system] o=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _808712)
   Call: (242) [system] peek_char((0x55798e5fad60), _809646)
   Exit: (242) [system] peek_char((0x55798e5fad60), n)
^  Call: (242) [user] is_delimiter(n)
   Call: (243) [system] char_type(n, space)
   Fail: (243) [system] char_type(n, space)
   Call: (243) [system] arg(_814366, v('(', ')', end_of_file), n)
   Fail: (243) [system] arg(_815298, v('(', ')', end_of_file), n)
^  Fail: (242) [user] is_delimiter(n)
   Call: (242) [system] ')'==n
   Fail: (242) [system] ')'==n
   Call: (242) [system] get_char((0x55798e5fad60), n)
   Exit: (242) [system] get_char((0x55798e5fad60), n)
   Call: (242) [system] n=(\)
   Fail: (242) [system] n=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _822648)
   Call: (243) [system] peek_char((0x55798e5fad60), _823582)
   Exit: (243) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (243) [user] is_delimiter(' ')
   Call: (244) [system] char_type(' ', space)
   Exit: (244) [system] char_type(' ', space)
^  Exit: (243) [user] is_delimiter(' ')
   Call: (243) [system] _822648=[]
   Exit: (243) [system] []=[]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (242) [system] _808712=[n]
   Exit: (242) [system] [n]=[n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (241) [system] _794776=[o, n]
   Exit: (241) [system] [o, n]=[o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (240) [system] _780840=[i, o, n]
   Exit: (240) [system] [i, o, n]=[i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (239) [system] _766904=[t, i, o, n]
   Exit: (239) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (238) [system] _752968=[c, t, i, o, n]
   Exit: (238) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (237) [system] _739032=[u, c, t, i, o, n]
   Exit: (237) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (236) [system] _725096=[d, u, c, t, i, o, n]
   Exit: (236) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (235) [system] _711160=[o, d, u, c, t, i, o, n]
   Exit: (235) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (234) [system] _697224=[r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _683288=[t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _669352=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _655416=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _641480=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _627544=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _613608=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _599672=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _585736=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _571800=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _557864=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _543928=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _529992=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _516056=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (220) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _482402)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_894360, _894362), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _482402), _894336, fail)), '$restore_trace'(_894360, _894362))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_894360, _894362))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _482402), _894336, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_482402)
   Fail: (221) [system] atomic(_482402)
   Call: (221) [system] atom_chars(_482402, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (221) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (220) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _903736)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _905594)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _913332)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _916036)
   Exit: (221) [system] peek_char((0x55798e5fad60), a)
   Call: (221) [system] a=(;)
   Fail: (221) [system] a=(;)
^  Call: (221) [user] is_like_space(a)
   Call: (222) [system] char_type(a, 'white')
   Fail: (222) [system] char_type(a, 'white')
   Call: (222) [system] char_type(a, end_of_line)
   Fail: (222) [system] char_type(a, end_of_line)
   Call: (222) [system] char_type(a, space)
   Fail: (222) [system] char_type(a, space)
   Call: (222) [system] char_type(a, cntrl)
   Fail: (222) [system] char_type(a, cntrl)
^  Fail: (221) [user] is_like_space(a)
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _931114)
   Exit: (219) [system] peek_char((0x55798e5fad60), a)
   Call: (219) [system] a=')'
   Fail: (219) [system] a=')'
   Call: (219) [system] a=end_of_file
   Fail: (219) [system] a=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _936684)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _938542)
   Exit: (221) [system] peek_char((0x55798e5fad60), a)
   Call: (221) [system] a=(;)
   Fail: (221) [system] a=(;)
^  Call: (221) [user] is_like_space(a)
   Call: (222) [system] char_type(a, 'white')
   Fail: (222) [system] char_type(a, 'white')
   Call: (222) [system] char_type(a, end_of_line)
   Fail: (222) [system] char_type(a, end_of_line)
   Call: (222) [system] char_type(a, space)
   Fail: (222) [system] char_type(a, space)
   Call: (222) [system] char_type(a, cntrl)
   Fail: (222) [system] char_type(a, cntrl)
^  Fail: (221) [user] is_like_space(a)
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _952696)
   Exit: (220) [system] get_char((0x55798e5fad60), a)
   Call: (220) [system] a='('
   Fail: (220) [system] a='('
   Call: (220) [system] a='['
   Fail: (220) [system] a='['
   Call: (220) [system] a='{'
   Fail: (220) [system] a='{'
   Call: (220) [system] a='"'
   Fail: (220) [system] a='"'
   Call: (220) [system] a=!
   Fail: (220) [system] a=!
   Call: (220) [system] a='\''
   Fail: (220) [system] a='\''
   Call: (220) [system] a='`'
   Fail: (220) [system] a='`'
   Call: (220) [system] a=end_of_file
   Fail: (220) [system] a=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), a, _936684)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _970338)
   Call: (222) [system] peek_char((0x55798e5fad60), _971272)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _970338=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (221) [user] classify_and_convert_charseq(a, [], _936684)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_980582, _980584), once(user:catch(read_from_chars([a], _936684), _980558, fail)), '$restore_trace'(_980582, _980584))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_980582, _980584))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _980558, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(a)
   Exit: (222) [system] atomic(a)
^  Exit: (221) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _988082)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _989940)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _997678)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1000382)
   Exit: (222) [system] peek_char((0x55798e5fad60), c)
   Call: (222) [system] c=(;)
   Fail: (222) [system] c=(;)
^  Call: (222) [user] is_like_space(c)
   Call: (223) [system] char_type(c, 'white')
   Fail: (223) [system] char_type(c, 'white')
   Call: (223) [system] char_type(c, end_of_line)
   Fail: (223) [system] char_type(c, end_of_line)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] char_type(c, cntrl)
   Fail: (223) [system] char_type(c, cntrl)
^  Fail: (222) [user] is_like_space(c)
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1015460)
   Exit: (220) [system] peek_char((0x55798e5fad60), c)
   Call: (220) [system] c=')'
   Fail: (220) [system] c=')'
   Call: (220) [system] c=end_of_file
   Fail: (220) [system] c=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1021030)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1022888)
   Exit: (222) [system] peek_char((0x55798e5fad60), c)
   Call: (222) [system] c=(;)
   Fail: (222) [system] c=(;)
^  Call: (222) [user] is_like_space(c)
   Call: (223) [system] char_type(c, 'white')
   Fail: (223) [system] char_type(c, 'white')
   Call: (223) [system] char_type(c, end_of_line)
   Fail: (223) [system] char_type(c, end_of_line)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] char_type(c, cntrl)
   Fail: (223) [system] char_type(c, cntrl)
^  Fail: (222) [user] is_like_space(c)
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1037042)
   Exit: (221) [system] get_char((0x55798e5fad60), c)
   Call: (221) [system] c='('
   Fail: (221) [system] c='('
   Call: (221) [system] c='['
   Fail: (221) [system] c='['
   Call: (221) [system] c='{'
   Fail: (221) [system] c='{'
   Call: (221) [system] c='"'
   Fail: (221) [system] c='"'
   Call: (221) [system] c=!
   Fail: (221) [system] c=!
   Call: (221) [system] c='\''
   Fail: (221) [system] c='\''
   Call: (221) [system] c='`'
   Fail: (221) [system] c='`'
   Call: (221) [system] c=end_of_file
   Fail: (221) [system] c=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), c, _1021030)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1054684)
   Call: (223) [system] peek_char((0x55798e5fad60), _1055618)
   Exit: (223) [system] peek_char((0x55798e5fad60), d)
^  Call: (223) [user] is_delimiter(d)
   Call: (224) [system] char_type(d, space)
   Fail: (224) [system] char_type(d, space)
   Call: (224) [system] arg(_1060338, v('(', ')', end_of_file), d)
   Fail: (224) [system] arg(_1061270, v('(', ')', end_of_file), d)
^  Fail: (223) [user] is_delimiter(d)
   Call: (223) [system] ')'==d
   Fail: (223) [system] ')'==d
   Call: (223) [system] get_char((0x55798e5fad60), d)
   Exit: (223) [system] get_char((0x55798e5fad60), d)
   Call: (223) [system] d=(\)
   Fail: (223) [system] d=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1068620)
   Call: (224) [system] peek_char((0x55798e5fad60), _1069554)
   Exit: (224) [system] peek_char((0x55798e5fad60), e)
^  Call: (224) [user] is_delimiter(e)
   Call: (225) [system] char_type(e, space)
   Fail: (225) [system] char_type(e, space)
   Call: (225) [system] arg(_1074274, v('(', ')', end_of_file), e)
   Fail: (225) [system] arg(_1075206, v('(', ')', end_of_file), e)
^  Fail: (224) [user] is_delimiter(e)
   Call: (224) [system] ')'==e
   Fail: (224) [system] ')'==e
   Call: (224) [system] get_char((0x55798e5fad60), e)
   Exit: (224) [system] get_char((0x55798e5fad60), e)
   Call: (224) [system] e=(\)
   Fail: (224) [system] e=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1082556)
   Call: (225) [system] peek_char((0x55798e5fad60), _1083490)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
^  Call: (225) [user] is_delimiter(')')
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] arg(_1088210, v('(', ')', end_of_file), ')')
   Exit: (226) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (225) [user] is_delimiter(')')
   Call: (225) [system] _1082556=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (224) [system] _1068620=[e]
   Exit: (224) [system] [e]=[e]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (223) [system] _1054684=[d, e]
   Exit: (223) [system] [d, e]=[d, e]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (222) [user] classify_and_convert_charseq(c, [d, e], _1021030)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_1100260, _1100262), once(user:catch(read_from_chars([c, d, e], _1021030), _1100236, fail)), '$restore_trace'(_1100260, _1100262))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_1100260, _1100262))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1100236, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(cde)
   Exit: (223) [system] atomic(cde)
^  Exit: (222) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1107760)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1109618)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1123772)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55798e5fad60), _1127562)
   Exit: (221) [system] get_char((0x55798e5fad60), ')')
   Call: (221) [system] _1107760=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [])
   Call: (220) [system] _988082=[cde]
   Exit: (220) [system] [cde]=[cde]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [cde])
   Call: (219) [system] _903736=[a, cde]
   Exit: (219) [system] [a, cde]=[a, cde]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [a, cde])
   Call: (218) [system] _441096=['DisjunctionIntroduction', a, cde]
   Exit: (218) [system] ['DisjunctionIntroduction', a, cde]=['DisjunctionIntroduction', a, cde]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, cde])
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, cde])
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1141444)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1143302)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1157456)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55798e5fad60), _1161246)
   Exit: (217) [system] get_char((0x55798e5fad60), ')')
   Call: (217) [system] _1141444=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [])
   Call: (216) [system] _408148=[['DisjunctionIntroduction', a, cde]]
   Exit: (216) [system] [['DisjunctionIntroduction', a, cde]]=[['DisjunctionIntroduction', a, cde]]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', a, cde]])
   Call: (215) [system] _290342=[abc, ['DisjunctionIntroduction', a, cde]]
   Exit: (215) [system] [abc, ['DisjunctionIntroduction', a, cde]]=[abc, ['DisjunctionIntroduction', a, cde]]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [abc, ['DisjunctionIntroduction', a, cde]])
   Call: (214) [system] _5168=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]]
   Exit: (214) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]])
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]])
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1175128)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1176986)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _1184724)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1187428)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1202506)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1208076)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1209934)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1224088)
   Exit: (214) [system] get_char((0x55798e5fad60), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1208076)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1229658)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'O')
   Call: (216) [system] 'O'=(;)
   Fail: (216) [system] 'O'=(;)
^  Call: (216) [user] is_like_space('O')
   Call: (217) [system] char_type('O', 'white')
   Fail: (217) [system] char_type('O', 'white')
   Call: (217) [system] char_type('O', end_of_line)
   Fail: (217) [system] char_type('O', end_of_line)
   Call: (217) [system] char_type('O', space)
   Fail: (217) [system] char_type('O', space)
   Call: (217) [system] char_type('O', cntrl)
   Fail: (217) [system] char_type('O', cntrl)
^  Fail: (216) [user] is_like_space('O')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1243812)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'O')
   Call: (215) [system] 'O'=')'
   Fail: (215) [system] 'O'=')'
   Call: (215) [system] 'O'=end_of_file
   Fail: (215) [system] 'O'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _1249382)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1251240)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'O')
   Call: (217) [system] 'O'=(;)
   Fail: (217) [system] 'O'=(;)
^  Call: (217) [user] is_like_space('O')
   Call: (218) [system] char_type('O', 'white')
   Fail: (218) [system] char_type('O', 'white')
   Call: (218) [system] char_type('O', end_of_line)
   Fail: (218) [system] char_type('O', end_of_line)
   Call: (218) [system] char_type('O', space)
   Fail: (218) [system] char_type('O', space)
   Call: (218) [system] char_type('O', cntrl)
   Fail: (218) [system] char_type('O', cntrl)
^  Fail: (217) [user] is_like_space('O')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _1265394)
   Exit: (216) [system] get_char((0x55798e5fad60), 'O')
   Call: (216) [system] 'O'='('
   Fail: (216) [system] 'O'='('
   Call: (216) [system] 'O'='['
   Fail: (216) [system] 'O'='['
   Call: (216) [system] 'O'='{'
   Fail: (216) [system] 'O'='{'
   Call: (216) [system] 'O'='"'
   Fail: (216) [system] 'O'='"'
   Call: (216) [system] 'O'=!
   Fail: (216) [system] 'O'=!
   Call: (216) [system] 'O'='\''
   Fail: (216) [system] 'O'='\''
   Call: (216) [system] 'O'='`'
   Fail: (216) [system] 'O'='`'
   Call: (216) [system] 'O'=end_of_file
   Fail: (216) [system] 'O'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1249382)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1283036)
   Call: (218) [system] peek_char((0x55798e5fad60), _1283970)
   Exit: (218) [system] peek_char((0x55798e5fad60), r)
^  Call: (218) [user] is_delimiter(r)
   Call: (219) [system] char_type(r, space)
   Fail: (219) [system] char_type(r, space)
   Call: (219) [system] arg(_1288690, v('(', ')', end_of_file), r)
   Fail: (219) [system] arg(_1289622, v('(', ')', end_of_file), r)
^  Fail: (218) [user] is_delimiter(r)
   Call: (218) [system] ')'==r
   Fail: (218) [system] ')'==r
   Call: (218) [system] get_char((0x55798e5fad60), r)
   Exit: (218) [system] get_char((0x55798e5fad60), r)
   Call: (218) [system] r=(\)
   Fail: (218) [system] r=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1296972)
   Call: (219) [system] peek_char((0x55798e5fad60), _1297906)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (219) [user] is_delimiter('L')
   Call: (220) [system] char_type('L', space)
   Fail: (220) [system] char_type('L', space)
   Call: (220) [system] arg(_1302626, v('(', ')', end_of_file), 'L')
   Fail: (220) [system] arg(_1303558, v('(', ')', end_of_file), 'L')
^  Fail: (219) [user] is_delimiter('L')
   Call: (219) [system] ')'=='L'
   Fail: (219) [system] ')'=='L'
   Call: (219) [system] get_char((0x55798e5fad60), 'L')
   Exit: (219) [system] get_char((0x55798e5fad60), 'L')
   Call: (219) [system] 'L'=(\)
   Fail: (219) [system] 'L'=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1310908)
   Call: (220) [system] peek_char((0x55798e5fad60), _1311842)
   Exit: (220) [system] peek_char((0x55798e5fad60), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_1316562, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_1317494, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55798e5fad60), i)
   Exit: (220) [system] get_char((0x55798e5fad60), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1324844)
   Call: (221) [system] peek_char((0x55798e5fad60), _1325778)
   Exit: (221) [system] peek_char((0x55798e5fad60), n)
^  Call: (221) [user] is_delimiter(n)
   Call: (222) [system] char_type(n, space)
   Fail: (222) [system] char_type(n, space)
   Call: (222) [system] arg(_1330498, v('(', ')', end_of_file), n)
   Fail: (222) [system] arg(_1331430, v('(', ')', end_of_file), n)
^  Fail: (221) [user] is_delimiter(n)
   Call: (221) [system] ')'==n
   Fail: (221) [system] ')'==n
   Call: (221) [system] get_char((0x55798e5fad60), n)
   Exit: (221) [system] get_char((0x55798e5fad60), n)
   Call: (221) [system] n=(\)
   Fail: (221) [system] n=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1338780)
   Call: (222) [system] peek_char((0x55798e5fad60), _1339714)
   Exit: (222) [system] peek_char((0x55798e5fad60), k)
^  Call: (222) [user] is_delimiter(k)
   Call: (223) [system] char_type(k, space)
   Fail: (223) [system] char_type(k, space)
   Call: (223) [system] arg(_1344434, v('(', ')', end_of_file), k)
   Fail: (223) [system] arg(_1345366, v('(', ')', end_of_file), k)
^  Fail: (222) [user] is_delimiter(k)
   Call: (222) [system] ')'==k
   Fail: (222) [system] ')'==k
   Call: (222) [system] get_char((0x55798e5fad60), k)
   Exit: (222) [system] get_char((0x55798e5fad60), k)
   Call: (222) [system] k=(\)
   Fail: (222) [system] k=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1352716)
   Call: (223) [system] peek_char((0x55798e5fad60), _1353650)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _1352716=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (222) [system] _1338780=[k]
   Exit: (222) [system] [k]=[k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (221) [system] _1324844=[n, k]
   Exit: (221) [system] [n, k]=[n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (220) [system] _1310908=[i, n, k]
   Exit: (220) [system] [i, n, k]=[i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (219) [system] _1296972=['L', i, n, k]
   Exit: (219) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (218) [system] _1283036=[r, 'L', i, n, k]
   Exit: (218) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (217) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1249382)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_1376930, _1376932), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1249382), _1376906, fail)), '$restore_trace'(_1376930, _1376932))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_1376930, _1376932))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1249382), _1376906, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1249382)
   Fail: (218) [system] atomic(_1249382)
   Call: (218) [system] atom_chars(_1249382, ['O', r, 'L', i, n, k])
   Exit: (218) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (217) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _1386306)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1388164)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _1395902)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1398606)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1413684)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _1419254)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1421112)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _1435266)
   Exit: (217) [system] get_char((0x55798e5fad60), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1419254)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1440836)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'I')
   Call: (219) [system] 'I'=(;)
   Fail: (219) [system] 'I'=(;)
^  Call: (219) [user] is_like_space('I')
   Call: (220) [system] char_type('I', 'white')
   Fail: (220) [system] char_type('I', 'white')
   Call: (220) [system] char_type('I', end_of_line)
   Fail: (220) [system] char_type('I', end_of_line)
   Call: (220) [system] char_type('I', space)
   Fail: (220) [system] char_type('I', space)
   Call: (220) [system] char_type('I', cntrl)
   Fail: (220) [system] char_type('I', cntrl)
^  Fail: (219) [user] is_like_space('I')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1454990)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'I')
   Call: (218) [system] 'I'=')'
   Fail: (218) [system] 'I'=')'
   Call: (218) [system] 'I'=end_of_file
   Fail: (218) [system] 'I'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1460560)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1462418)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'I')
   Call: (220) [system] 'I'=(;)
   Fail: (220) [system] 'I'=(;)
^  Call: (220) [user] is_like_space('I')
   Call: (221) [system] char_type('I', 'white')
   Fail: (221) [system] char_type('I', 'white')
   Call: (221) [system] char_type('I', end_of_line)
   Fail: (221) [system] char_type('I', end_of_line)
   Call: (221) [system] char_type('I', space)
   Fail: (221) [system] char_type('I', space)
   Call: (221) [system] char_type('I', cntrl)
   Fail: (221) [system] char_type('I', cntrl)
^  Fail: (220) [user] is_like_space('I')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1476572)
   Exit: (219) [system] get_char((0x55798e5fad60), 'I')
   Call: (219) [system] 'I'='('
   Fail: (219) [system] 'I'='('
   Call: (219) [system] 'I'='['
   Fail: (219) [system] 'I'='['
   Call: (219) [system] 'I'='{'
   Fail: (219) [system] 'I'='{'
   Call: (219) [system] 'I'='"'
   Fail: (219) [system] 'I'='"'
   Call: (219) [system] 'I'=!
   Fail: (219) [system] 'I'=!
   Call: (219) [system] 'I'='\''
   Fail: (219) [system] 'I'='\''
   Call: (219) [system] 'I'='`'
   Fail: (219) [system] 'I'='`'
   Call: (219) [system] 'I'=end_of_file
   Fail: (219) [system] 'I'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1460560)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1494214)
   Call: (221) [system] peek_char((0x55798e5fad60), _1495148)
   Exit: (221) [system] peek_char((0x55798e5fad60), m)
^  Call: (221) [user] is_delimiter(m)
   Call: (222) [system] char_type(m, space)
   Fail: (222) [system] char_type(m, space)
   Call: (222) [system] arg(_1499868, v('(', ')', end_of_file), m)
   Fail: (222) [system] arg(_1500800, v('(', ')', end_of_file), m)
^  Fail: (221) [user] is_delimiter(m)
   Call: (221) [system] ')'==m
   Fail: (221) [system] ')'==m
   Call: (221) [system] get_char((0x55798e5fad60), m)
   Exit: (221) [system] get_char((0x55798e5fad60), m)
   Call: (221) [system] m=(\)
   Fail: (221) [system] m=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1508150)
   Call: (222) [system] peek_char((0x55798e5fad60), _1509084)
   Exit: (222) [system] peek_char((0x55798e5fad60), p)
^  Call: (222) [user] is_delimiter(p)
   Call: (223) [system] char_type(p, space)
   Fail: (223) [system] char_type(p, space)
   Call: (223) [system] arg(_1513804, v('(', ')', end_of_file), p)
   Fail: (223) [system] arg(_1514736, v('(', ')', end_of_file), p)
^  Fail: (222) [user] is_delimiter(p)
   Call: (222) [system] ')'==p
   Fail: (222) [system] ')'==p
   Call: (222) [system] get_char((0x55798e5fad60), p)
   Exit: (222) [system] get_char((0x55798e5fad60), p)
   Call: (222) [system] p=(\)
   Fail: (222) [system] p=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1522086)
   Call: (223) [system] peek_char((0x55798e5fad60), _1523020)
   Exit: (223) [system] peek_char((0x55798e5fad60), l)
^  Call: (223) [user] is_delimiter(l)
   Call: (224) [system] char_type(l, space)
   Fail: (224) [system] char_type(l, space)
   Call: (224) [system] arg(_1527740, v('(', ')', end_of_file), l)
   Fail: (224) [system] arg(_1528672, v('(', ')', end_of_file), l)
^  Fail: (223) [user] is_delimiter(l)
   Call: (223) [system] ')'==l
   Fail: (223) [system] ')'==l
   Call: (223) [system] get_char((0x55798e5fad60), l)
   Exit: (223) [system] get_char((0x55798e5fad60), l)
   Call: (223) [system] l=(\)
   Fail: (223) [system] l=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1536022)
   Call: (224) [system] peek_char((0x55798e5fad60), _1536956)
   Exit: (224) [system] peek_char((0x55798e5fad60), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_1541676, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_1542608, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55798e5fad60), i)
   Exit: (224) [system] get_char((0x55798e5fad60), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1549958)
   Call: (225) [system] peek_char((0x55798e5fad60), _1550892)
   Exit: (225) [system] peek_char((0x55798e5fad60), c)
^  Call: (225) [user] is_delimiter(c)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] arg(_1555612, v('(', ')', end_of_file), c)
   Fail: (226) [system] arg(_1556544, v('(', ')', end_of_file), c)
^  Fail: (225) [user] is_delimiter(c)
   Call: (225) [system] ')'==c
   Fail: (225) [system] ')'==c
   Call: (225) [system] get_char((0x55798e5fad60), c)
   Exit: (225) [system] get_char((0x55798e5fad60), c)
   Call: (225) [system] c=(\)
   Fail: (225) [system] c=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1563894)
   Call: (226) [system] peek_char((0x55798e5fad60), _1564828)
   Exit: (226) [system] peek_char((0x55798e5fad60), a)
^  Call: (226) [user] is_delimiter(a)
   Call: (227) [system] char_type(a, space)
   Fail: (227) [system] char_type(a, space)
   Call: (227) [system] arg(_1569548, v('(', ')', end_of_file), a)
   Fail: (227) [system] arg(_1570480, v('(', ')', end_of_file), a)
^  Fail: (226) [user] is_delimiter(a)
   Call: (226) [system] ')'==a
   Fail: (226) [system] ')'==a
   Call: (226) [system] get_char((0x55798e5fad60), a)
   Exit: (226) [system] get_char((0x55798e5fad60), a)
   Call: (226) [system] a=(\)
   Fail: (226) [system] a=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1577830)
   Call: (227) [system] peek_char((0x55798e5fad60), _1578764)
   Exit: (227) [system] peek_char((0x55798e5fad60), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_1583484, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_1584416, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55798e5fad60), t)
   Exit: (227) [system] get_char((0x55798e5fad60), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1591766)
   Call: (228) [system] peek_char((0x55798e5fad60), _1592700)
   Exit: (228) [system] peek_char((0x55798e5fad60), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_1597420, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_1598352, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55798e5fad60), i)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1605702)
   Call: (229) [system] peek_char((0x55798e5fad60), _1606636)
   Exit: (229) [system] peek_char((0x55798e5fad60), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_1611356, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_1612288, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55798e5fad60), o)
   Exit: (229) [system] get_char((0x55798e5fad60), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1619638)
   Call: (230) [system] peek_char((0x55798e5fad60), _1620572)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_1625292, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_1626224, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1633574)
   Call: (231) [system] peek_char((0x55798e5fad60), _1634508)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1633574=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (230) [system] _1619638=[n]
   Exit: (230) [system] [n]=[n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (229) [system] _1605702=[o, n]
   Exit: (229) [system] [o, n]=[o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (228) [system] _1591766=[i, o, n]
   Exit: (228) [system] [i, o, n]=[i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (227) [system] _1577830=[t, i, o, n]
   Exit: (227) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (226) [system] _1563894=[a, t, i, o, n]
   Exit: (226) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (225) [system] _1549958=[c, a, t, i, o, n]
   Exit: (225) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (224) [system] _1536022=[i, c, a, t, i, o, n]
   Exit: (224) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (223) [system] _1522086=[l, i, c, a, t, i, o, n]
   Exit: (223) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (222) [system] _1508150=[p, l, i, c, a, t, i, o, n]
   Exit: (222) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (221) [system] _1494214=[m, p, l, i, c, a, t, i, o, n]
   Exit: (221) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (220) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1460560)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1671758, _1671760), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1460560), _1671734, fail)), '$restore_trace'(_1671758, _1671760))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1671758, _1671760))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1460560), _1671734, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_1460560)
   Fail: (221) [system] atomic(_1460560)
   Call: (221) [system] atom_chars(_1460560, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (221) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (220) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1681134)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1682992)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _1690730)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1693434)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1708512)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1714082)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1715940)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1730094)
   Exit: (220) [system] get_char((0x55798e5fad60), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1714082)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1735664)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=(;)
   Fail: (222) [system] 'A'=(;)
^  Call: (222) [user] is_like_space('A')
   Call: (223) [system] char_type('A', 'white')
   Fail: (223) [system] char_type('A', 'white')
   Call: (223) [system] char_type('A', end_of_line)
   Fail: (223) [system] char_type('A', end_of_line)
   Call: (223) [system] char_type('A', space)
   Fail: (223) [system] char_type('A', space)
   Call: (223) [system] char_type('A', cntrl)
   Fail: (223) [system] char_type('A', cntrl)
^  Fail: (222) [user] is_like_space('A')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1749818)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'A')
   Call: (221) [system] 'A'=')'
   Fail: (221) [system] 'A'=')'
   Call: (221) [system] 'A'=end_of_file
   Fail: (221) [system] 'A'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1755388)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1757246)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'=(;)
   Fail: (223) [system] 'A'=(;)
^  Call: (223) [user] is_like_space('A')
   Call: (224) [system] char_type('A', 'white')
   Fail: (224) [system] char_type('A', 'white')
   Call: (224) [system] char_type('A', end_of_line)
   Fail: (224) [system] char_type('A', end_of_line)
   Call: (224) [system] char_type('A', space)
   Fail: (224) [system] char_type('A', space)
   Call: (224) [system] char_type('A', cntrl)
   Fail: (224) [system] char_type('A', cntrl)
^  Fail: (223) [user] is_like_space('A')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1771400)
   Exit: (222) [system] get_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'='('
   Fail: (222) [system] 'A'='('
   Call: (222) [system] 'A'='['
   Fail: (222) [system] 'A'='['
   Call: (222) [system] 'A'='{'
   Fail: (222) [system] 'A'='{'
   Call: (222) [system] 'A'='"'
   Fail: (222) [system] 'A'='"'
   Call: (222) [system] 'A'=!
   Fail: (222) [system] 'A'=!
   Call: (222) [system] 'A'='\''
   Fail: (222) [system] 'A'='\''
   Call: (222) [system] 'A'='`'
   Fail: (222) [system] 'A'='`'
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1755388)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1789042)
   Call: (224) [system] peek_char((0x55798e5fad60), _1789976)
   Exit: (224) [system] peek_char((0x55798e5fad60), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_1794696, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_1795628, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55798e5fad60), n)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1802978)
   Call: (225) [system] peek_char((0x55798e5fad60), _1803912)
   Exit: (225) [system] peek_char((0x55798e5fad60), d)
^  Call: (225) [user] is_delimiter(d)
   Call: (226) [system] char_type(d, space)
   Fail: (226) [system] char_type(d, space)
   Call: (226) [system] arg(_1808632, v('(', ')', end_of_file), d)
   Fail: (226) [system] arg(_1809564, v('(', ')', end_of_file), d)
^  Fail: (225) [user] is_delimiter(d)
   Call: (225) [system] ')'==d
   Fail: (225) [system] ')'==d
   Call: (225) [system] get_char((0x55798e5fad60), d)
   Exit: (225) [system] get_char((0x55798e5fad60), d)
   Call: (225) [system] d=(\)
   Fail: (225) [system] d=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1816914)
   Call: (226) [system] peek_char((0x55798e5fad60), _1817848)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (226) [user] is_delimiter('L')
   Call: (227) [system] char_type('L', space)
   Fail: (227) [system] char_type('L', space)
   Call: (227) [system] arg(_1822568, v('(', ')', end_of_file), 'L')
   Fail: (227) [system] arg(_1823500, v('(', ')', end_of_file), 'L')
^  Fail: (226) [user] is_delimiter('L')
   Call: (226) [system] ')'=='L'
   Fail: (226) [system] ')'=='L'
   Call: (226) [system] get_char((0x55798e5fad60), 'L')
   Exit: (226) [system] get_char((0x55798e5fad60), 'L')
   Call: (226) [system] 'L'=(\)
   Fail: (226) [system] 'L'=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1830850)
   Call: (227) [system] peek_char((0x55798e5fad60), _1831784)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_1836504, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_1837436, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1844786)
   Call: (228) [system] peek_char((0x55798e5fad60), _1845720)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_1850440, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_1851372, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1858722)
   Call: (229) [system] peek_char((0x55798e5fad60), _1859656)
   Exit: (229) [system] peek_char((0x55798e5fad60), k)
^  Call: (229) [user] is_delimiter(k)
   Call: (230) [system] char_type(k, space)
   Fail: (230) [system] char_type(k, space)
   Call: (230) [system] arg(_1864376, v('(', ')', end_of_file), k)
   Fail: (230) [system] arg(_1865308, v('(', ')', end_of_file), k)
^  Fail: (229) [user] is_delimiter(k)
   Call: (229) [system] ')'==k
   Fail: (229) [system] ')'==k
   Call: (229) [system] get_char((0x55798e5fad60), k)
   Exit: (229) [system] get_char((0x55798e5fad60), k)
   Call: (229) [system] k=(\)
   Fail: (229) [system] k=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1872658)
   Call: (230) [system] peek_char((0x55798e5fad60), _1873592)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _1872658=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (229) [system] _1858722=[k]
   Exit: (229) [system] [k]=[k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (228) [system] _1844786=[n, k]
   Exit: (228) [system] [n, k]=[n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (227) [system] _1830850=[i, n, k]
   Exit: (227) [system] [i, n, k]=[i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (226) [system] _1816914=['L', i, n, k]
   Exit: (226) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (225) [system] _1802978=[d, 'L', i, n, k]
   Exit: (225) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (224) [system] _1789042=[n, d, 'L', i, n, k]
   Exit: (224) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (223) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1755388)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1899666, _1899668), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1755388), _1899642, fail)), '$restore_trace'(_1899666, _1899668))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1899666, _1899668))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1755388), _1899642, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_1755388)
   Fail: (224) [system] atomic(_1755388)
   Call: (224) [system] atom_chars(_1755388, ['A', n, d, 'L', i, n, k])
   Exit: (224) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (223) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1909042)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1910900)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _1918638)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1921342)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1936420)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=')'
   Fail: (222) [system] 'A'=')'
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1941990)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1943848)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1958002)
   Exit: (223) [system] get_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'='('
   Fail: (223) [system] 'A'='('
   Call: (223) [system] 'A'='['
   Fail: (223) [system] 'A'='['
   Call: (223) [system] 'A'='{'
   Fail: (223) [system] 'A'='{'
   Call: (223) [system] 'A'='"'
   Fail: (223) [system] 'A'='"'
   Call: (223) [system] 'A'=!
   Fail: (223) [system] 'A'=!
   Call: (223) [system] 'A'='\''
   Fail: (223) [system] 'A'='\''
   Call: (223) [system] 'A'='`'
   Fail: (223) [system] 'A'='`'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1941990)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1975644)
   Call: (225) [system] peek_char((0x55798e5fad60), _1976578)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _1975644=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (224) [user] classify_and_convert_charseq('A', [], _1941990)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1985888, _1985890), once(user:catch(read_from_chars(['A'], _1941990), _1985864, fail)), '$restore_trace'(_1985888, _1985890))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1985888, _1985890))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1941990), _1985864, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_1941990)
   Fail: (225) [system] atomic(_1941990)
   Call: (225) [system] atom_chars(_1941990, ['A'])
   Exit: (225) [system] atom_chars('A', ['A'])
^  Exit: (224) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1995264)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1997122)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _2004860)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _2007564)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'B')
   Call: (225) [system] 'B'=(;)
   Fail: (225) [system] 'B'=(;)
^  Call: (225) [user] is_like_space('B')
   Call: (226) [system] char_type('B', 'white')
   Fail: (226) [system] char_type('B', 'white')
   Call: (226) [system] char_type('B', end_of_line)
   Fail: (226) [system] char_type('B', end_of_line)
   Call: (226) [system] char_type('B', space)
   Fail: (226) [system] char_type('B', space)
   Call: (226) [system] char_type('B', cntrl)
   Fail: (226) [system] char_type('B', cntrl)
^  Fail: (225) [user] is_like_space('B')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _2022642)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'B')
   Call: (223) [system] 'B'=')'
   Fail: (223) [system] 'B'=')'
   Call: (223) [system] 'B'=end_of_file
   Fail: (223) [system] 'B'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _2028212)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _2030070)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'B')
   Call: (225) [system] 'B'=(;)
   Fail: (225) [system] 'B'=(;)
^  Call: (225) [user] is_like_space('B')
   Call: (226) [system] char_type('B', 'white')
   Fail: (226) [system] char_type('B', 'white')
   Call: (226) [system] char_type('B', end_of_line)
   Fail: (226) [system] char_type('B', end_of_line)
   Call: (226) [system] char_type('B', space)
   Fail: (226) [system] char_type('B', space)
   Call: (226) [system] char_type('B', cntrl)
   Fail: (226) [system] char_type('B', cntrl)
^  Fail: (225) [user] is_like_space('B')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _2044224)
   Exit: (224) [system] get_char((0x55798e5fad60), 'B')
   Call: (224) [system] 'B'='('
   Fail: (224) [system] 'B'='('
   Call: (224) [system] 'B'='['
   Fail: (224) [system] 'B'='['
   Call: (224) [system] 'B'='{'
   Fail: (224) [system] 'B'='{'
   Call: (224) [system] 'B'='"'
   Fail: (224) [system] 'B'='"'
   Call: (224) [system] 'B'=!
   Fail: (224) [system] 'B'=!
   Call: (224) [system] 'B'='\''
   Fail: (224) [system] 'B'='\''
   Call: (224) [system] 'B'='`'
   Fail: (224) [system] 'B'='`'
   Call: (224) [system] 'B'=end_of_file
   Fail: (224) [system] 'B'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'B', _2028212)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _2061866)
   Call: (226) [system] peek_char((0x55798e5fad60), _2062800)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
^  Call: (226) [user] is_delimiter(')')
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] arg(_2067520, v('(', ')', end_of_file), ')')
   Exit: (227) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (226) [user] is_delimiter(')')
   Call: (226) [system] _2061866=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (225) [user] classify_and_convert_charseq('B', [], _2028212)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_2073982, _2073984), once(user:catch(read_from_chars(['B'], _2028212), _2073958, fail)), '$restore_trace'(_2073982, _2073984))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_2073982, _2073984))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _2028212), _2073958, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_2028212)
   Fail: (226) [system] atomic(_2028212)
   Call: (226) [system] atom_chars(_2028212, ['B'])
   Exit: (226) [system] atom_chars('B', ['B'])
^  Exit: (225) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _2083358)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _2085216)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _7816)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55798e5fad60), _11606)
   Exit: (224) [system] get_char((0x55798e5fad60), ')')
   Call: (224) [system] _5254=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [])
   Call: (223) [system] _5248=['B']
   Exit: (223) [system] ['B']=['B']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (222) [system] _5242=['A', 'B']
   Exit: (222) [system] ['A', 'B']=['A', 'B']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (221) [system] _5234=['AndLink', 'A', 'B']
   Exit: (221) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _25488)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _27346)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _35084)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _37788)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'C')
   Call: (222) [system] 'C'=(;)
   Fail: (222) [system] 'C'=(;)
^  Call: (222) [user] is_like_space('C')
   Call: (223) [system] char_type('C', 'white')
   Fail: (223) [system] char_type('C', 'white')
   Call: (223) [system] char_type('C', end_of_line)
   Fail: (223) [system] char_type('C', end_of_line)
   Call: (223) [system] char_type('C', space)
   Fail: (223) [system] char_type('C', space)
   Call: (223) [system] char_type('C', cntrl)
   Fail: (223) [system] char_type('C', cntrl)
^  Fail: (222) [user] is_like_space('C')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _52866)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'C')
   Call: (220) [system] 'C'=')'
   Fail: (220) [system] 'C'=')'
   Call: (220) [system] 'C'=end_of_file
   Fail: (220) [system] 'C'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _58436)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _60294)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'C')
   Call: (222) [system] 'C'=(;)
   Fail: (222) [system] 'C'=(;)
^  Call: (222) [user] is_like_space('C')
   Call: (223) [system] char_type('C', 'white')
   Fail: (223) [system] char_type('C', 'white')
   Call: (223) [system] char_type('C', end_of_line)
   Fail: (223) [system] char_type('C', end_of_line)
   Call: (223) [system] char_type('C', space)
   Fail: (223) [system] char_type('C', space)
   Call: (223) [system] char_type('C', cntrl)
   Fail: (223) [system] char_type('C', cntrl)
^  Fail: (222) [user] is_like_space('C')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _74448)
   Exit: (221) [system] get_char((0x55798e5fad60), 'C')
   Call: (221) [system] 'C'='('
   Fail: (221) [system] 'C'='('
   Call: (221) [system] 'C'='['
   Fail: (221) [system] 'C'='['
   Call: (221) [system] 'C'='{'
   Fail: (221) [system] 'C'='{'
   Call: (221) [system] 'C'='"'
   Fail: (221) [system] 'C'='"'
   Call: (221) [system] 'C'=!
   Fail: (221) [system] 'C'=!
   Call: (221) [system] 'C'='\''
   Fail: (221) [system] 'C'='\''
   Call: (221) [system] 'C'='`'
   Fail: (221) [system] 'C'='`'
   Call: (221) [system] 'C'=end_of_file
   Fail: (221) [system] 'C'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'C', _58436)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _92090)
   Call: (223) [system] peek_char((0x55798e5fad60), _93024)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
^  Call: (223) [user] is_delimiter(')')
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] arg(_97744, v('(', ')', end_of_file), ')')
   Exit: (224) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (223) [user] is_delimiter(')')
   Call: (223) [system] _92090=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (222) [user] classify_and_convert_charseq('C', [], _58436)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_104206, _104208), once(user:catch(read_from_chars(['C'], _58436), _104182, fail)), '$restore_trace'(_104206, _104208))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_104206, _104208))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _58436), _104182, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_58436)
   Fail: (223) [system] atomic(_58436)
   Call: (223) [system] atom_chars(_58436, ['C'])
   Exit: (223) [system] atom_chars('C', ['C'])
^  Exit: (222) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _113582)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _115440)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _129594)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55798e5fad60), _133384)
   Exit: (221) [system] get_char((0x55798e5fad60), ')')
   Call: (221) [system] _113582=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [])
   Call: (220) [system] _25488=['C']
   Exit: (220) [system] ['C']=['C']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (219) [system] _5230=[['AndLink', 'A', 'B'], 'C']
   Exit: (219) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (218) [system] _5222=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (218) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _147266)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _149124)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _156862)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _159566)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _174644)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _180214)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _182072)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _196226)
   Exit: (218) [system] get_char((0x55798e5fad60), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _180214)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _201796)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'O')
   Call: (220) [system] 'O'=(;)
   Fail: (220) [system] 'O'=(;)
^  Call: (220) [user] is_like_space('O')
   Call: (221) [system] char_type('O', 'white')
   Fail: (221) [system] char_type('O', 'white')
   Call: (221) [system] char_type('O', end_of_line)
   Fail: (221) [system] char_type('O', end_of_line)
   Call: (221) [system] char_type('O', space)
   Fail: (221) [system] char_type('O', space)
   Call: (221) [system] char_type('O', cntrl)
   Fail: (221) [system] char_type('O', cntrl)
^  Fail: (220) [user] is_like_space('O')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _215950)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'O')
   Call: (219) [system] 'O'=')'
   Fail: (219) [system] 'O'=')'
   Call: (219) [system] 'O'=end_of_file
   Fail: (219) [system] 'O'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _221520)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _223378)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'O')
   Call: (221) [system] 'O'=(;)
   Fail: (221) [system] 'O'=(;)
^  Call: (221) [user] is_like_space('O')
   Call: (222) [system] char_type('O', 'white')
   Fail: (222) [system] char_type('O', 'white')
   Call: (222) [system] char_type('O', end_of_line)
   Fail: (222) [system] char_type('O', end_of_line)
   Call: (222) [system] char_type('O', space)
   Fail: (222) [system] char_type('O', space)
   Call: (222) [system] char_type('O', cntrl)
   Fail: (222) [system] char_type('O', cntrl)
^  Fail: (221) [user] is_like_space('O')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _237532)
   Exit: (220) [system] get_char((0x55798e5fad60), 'O')
   Call: (220) [system] 'O'='('
   Fail: (220) [system] 'O'='('
   Call: (220) [system] 'O'='['
   Fail: (220) [system] 'O'='['
   Call: (220) [system] 'O'='{'
   Fail: (220) [system] 'O'='{'
   Call: (220) [system] 'O'='"'
   Fail: (220) [system] 'O'='"'
   Call: (220) [system] 'O'=!
   Fail: (220) [system] 'O'=!
   Call: (220) [system] 'O'='\''
   Fail: (220) [system] 'O'='\''
   Call: (220) [system] 'O'='`'
   Fail: (220) [system] 'O'='`'
   Call: (220) [system] 'O'=end_of_file
   Fail: (220) [system] 'O'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'O', _221520)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _255174)
   Call: (222) [system] peek_char((0x55798e5fad60), _256108)
   Exit: (222) [system] peek_char((0x55798e5fad60), r)
^  Call: (222) [user] is_delimiter(r)
   Call: (223) [system] char_type(r, space)
   Fail: (223) [system] char_type(r, space)
   Call: (223) [system] arg(_260828, v('(', ')', end_of_file), r)
   Fail: (223) [system] arg(_261760, v('(', ')', end_of_file), r)
^  Fail: (222) [user] is_delimiter(r)
   Call: (222) [system] ')'==r
   Fail: (222) [system] ')'==r
   Call: (222) [system] get_char((0x55798e5fad60), r)
   Exit: (222) [system] get_char((0x55798e5fad60), r)
   Call: (222) [system] r=(\)
   Fail: (222) [system] r=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _269110)
   Call: (223) [system] peek_char((0x55798e5fad60), _270044)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (223) [user] is_delimiter('L')
   Call: (224) [system] char_type('L', space)
   Fail: (224) [system] char_type('L', space)
   Call: (224) [system] arg(_274764, v('(', ')', end_of_file), 'L')
   Fail: (224) [system] arg(_275696, v('(', ')', end_of_file), 'L')
^  Fail: (223) [user] is_delimiter('L')
   Call: (223) [system] ')'=='L'
   Fail: (223) [system] ')'=='L'
   Call: (223) [system] get_char((0x55798e5fad60), 'L')
   Exit: (223) [system] get_char((0x55798e5fad60), 'L')
   Call: (223) [system] 'L'=(\)
   Fail: (223) [system] 'L'=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _283046)
   Call: (224) [system] peek_char((0x55798e5fad60), _283980)
   Exit: (224) [system] peek_char((0x55798e5fad60), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_288700, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_289632, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55798e5fad60), i)
   Exit: (224) [system] get_char((0x55798e5fad60), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _296982)
   Call: (225) [system] peek_char((0x55798e5fad60), _297916)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_302636, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_303568, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _310918)
   Call: (226) [system] peek_char((0x55798e5fad60), _311852)
   Exit: (226) [system] peek_char((0x55798e5fad60), k)
^  Call: (226) [user] is_delimiter(k)
   Call: (227) [system] char_type(k, space)
   Fail: (227) [system] char_type(k, space)
   Call: (227) [system] arg(_316572, v('(', ')', end_of_file), k)
   Fail: (227) [system] arg(_317504, v('(', ')', end_of_file), k)
^  Fail: (226) [user] is_delimiter(k)
   Call: (226) [system] ')'==k
   Fail: (226) [system] ')'==k
   Call: (226) [system] get_char((0x55798e5fad60), k)
   Exit: (226) [system] get_char((0x55798e5fad60), k)
   Call: (226) [system] k=(\)
   Fail: (226) [system] k=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _324854)
   Call: (227) [system] peek_char((0x55798e5fad60), _325788)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _324854=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (226) [system] _310918=[k]
   Exit: (226) [system] [k]=[k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (225) [system] _296982=[n, k]
   Exit: (225) [system] [n, k]=[n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (224) [system] _283046=[i, n, k]
   Exit: (224) [system] [i, n, k]=[i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (223) [system] _269110=['L', i, n, k]
   Exit: (223) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (222) [system] _255174=[r, 'L', i, n, k]
   Exit: (222) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (221) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _221520)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_349068, _349070), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _221520), _349044, fail)), '$restore_trace'(_349068, _349070))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_349068, _349070))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _221520), _349044, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_221520)
   Fail: (222) [system] atomic(_221520)
   Call: (222) [system] atom_chars(_221520, ['O', r, 'L', i, n, k])
   Exit: (222) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (221) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _358444)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _360302)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _368040)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _370744)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'B')
   Call: (222) [system] 'B'=(;)
   Fail: (222) [system] 'B'=(;)
^  Call: (222) [user] is_like_space('B')
   Call: (223) [system] char_type('B', 'white')
   Fail: (223) [system] char_type('B', 'white')
   Call: (223) [system] char_type('B', end_of_line)
   Fail: (223) [system] char_type('B', end_of_line)
   Call: (223) [system] char_type('B', space)
   Fail: (223) [system] char_type('B', space)
   Call: (223) [system] char_type('B', cntrl)
   Fail: (223) [system] char_type('B', cntrl)
^  Fail: (222) [user] is_like_space('B')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _385822)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'B')
   Call: (220) [system] 'B'=')'
   Fail: (220) [system] 'B'=')'
   Call: (220) [system] 'B'=end_of_file
   Fail: (220) [system] 'B'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _391392)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _393250)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'B')
   Call: (222) [system] 'B'=(;)
   Fail: (222) [system] 'B'=(;)
^  Call: (222) [user] is_like_space('B')
   Call: (223) [system] char_type('B', 'white')
   Fail: (223) [system] char_type('B', 'white')
   Call: (223) [system] char_type('B', end_of_line)
   Fail: (223) [system] char_type('B', end_of_line)
   Call: (223) [system] char_type('B', space)
   Fail: (223) [system] char_type('B', space)
   Call: (223) [system] char_type('B', cntrl)
   Fail: (223) [system] char_type('B', cntrl)
^  Fail: (222) [user] is_like_space('B')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _407404)
   Exit: (221) [system] get_char((0x55798e5fad60), 'B')
   Call: (221) [system] 'B'='('
   Fail: (221) [system] 'B'='('
   Call: (221) [system] 'B'='['
   Fail: (221) [system] 'B'='['
   Call: (221) [system] 'B'='{'
   Fail: (221) [system] 'B'='{'
   Call: (221) [system] 'B'='"'
   Fail: (221) [system] 'B'='"'
   Call: (221) [system] 'B'=!
   Fail: (221) [system] 'B'=!
   Call: (221) [system] 'B'='\''
   Fail: (221) [system] 'B'='\''
   Call: (221) [system] 'B'='`'
   Fail: (221) [system] 'B'='`'
   Call: (221) [system] 'B'=end_of_file
   Fail: (221) [system] 'B'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'B', _391392)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _425046)
   Call: (223) [system] peek_char((0x55798e5fad60), _425980)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _425046=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (222) [user] classify_and_convert_charseq('B', [], _391392)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_435290, _435292), once(user:catch(read_from_chars(['B'], _391392), _435266, fail)), '$restore_trace'(_435290, _435292))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_435290, _435292))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _391392), _435266, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_391392)
   Fail: (223) [system] atomic(_391392)
   Call: (223) [system] atom_chars(_391392, ['B'])
   Exit: (223) [system] atom_chars('B', ['B'])
^  Exit: (222) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _444666)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _446524)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _454262)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _456966)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _472044)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _477614)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _479472)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _493626)
   Exit: (222) [system] get_char((0x55798e5fad60), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _477614)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _499196)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'I')
   Call: (224) [system] 'I'=(;)
   Fail: (224) [system] 'I'=(;)
^  Call: (224) [user] is_like_space('I')
   Call: (225) [system] char_type('I', 'white')
   Fail: (225) [system] char_type('I', 'white')
   Call: (225) [system] char_type('I', end_of_line)
   Fail: (225) [system] char_type('I', end_of_line)
   Call: (225) [system] char_type('I', space)
   Fail: (225) [system] char_type('I', space)
   Call: (225) [system] char_type('I', cntrl)
   Fail: (225) [system] char_type('I', cntrl)
^  Fail: (224) [user] is_like_space('I')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _513350)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'I')
   Call: (223) [system] 'I'=')'
   Fail: (223) [system] 'I'=')'
   Call: (223) [system] 'I'=end_of_file
   Fail: (223) [system] 'I'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _518920)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _520778)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'=(;)
   Fail: (225) [system] 'I'=(;)
^  Call: (225) [user] is_like_space('I')
   Call: (226) [system] char_type('I', 'white')
   Fail: (226) [system] char_type('I', 'white')
   Call: (226) [system] char_type('I', end_of_line)
   Fail: (226) [system] char_type('I', end_of_line)
   Call: (226) [system] char_type('I', space)
   Fail: (226) [system] char_type('I', space)
   Call: (226) [system] char_type('I', cntrl)
   Fail: (226) [system] char_type('I', cntrl)
^  Fail: (225) [user] is_like_space('I')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _534932)
   Exit: (224) [system] get_char((0x55798e5fad60), 'I')
   Call: (224) [system] 'I'='('
   Fail: (224) [system] 'I'='('
   Call: (224) [system] 'I'='['
   Fail: (224) [system] 'I'='['
   Call: (224) [system] 'I'='{'
   Fail: (224) [system] 'I'='{'
   Call: (224) [system] 'I'='"'
   Fail: (224) [system] 'I'='"'
   Call: (224) [system] 'I'=!
   Fail: (224) [system] 'I'=!
   Call: (224) [system] 'I'='\''
   Fail: (224) [system] 'I'='\''
   Call: (224) [system] 'I'='`'
   Fail: (224) [system] 'I'='`'
   Call: (224) [system] 'I'=end_of_file
   Fail: (224) [system] 'I'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'I', _518920)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _552574)
   Call: (226) [system] peek_char((0x55798e5fad60), _553508)
   Exit: (226) [system] peek_char((0x55798e5fad60), m)
^  Call: (226) [user] is_delimiter(m)
   Call: (227) [system] char_type(m, space)
   Fail: (227) [system] char_type(m, space)
   Call: (227) [system] arg(_558228, v('(', ')', end_of_file), m)
   Fail: (227) [system] arg(_559160, v('(', ')', end_of_file), m)
^  Fail: (226) [user] is_delimiter(m)
   Call: (226) [system] ')'==m
   Fail: (226) [system] ')'==m
   Call: (226) [system] get_char((0x55798e5fad60), m)
   Exit: (226) [system] get_char((0x55798e5fad60), m)
   Call: (226) [system] m=(\)
   Fail: (226) [system] m=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _566510)
   Call: (227) [system] peek_char((0x55798e5fad60), _567444)
   Exit: (227) [system] peek_char((0x55798e5fad60), p)
^  Call: (227) [user] is_delimiter(p)
   Call: (228) [system] char_type(p, space)
   Fail: (228) [system] char_type(p, space)
   Call: (228) [system] arg(_572164, v('(', ')', end_of_file), p)
   Fail: (228) [system] arg(_573096, v('(', ')', end_of_file), p)
^  Fail: (227) [user] is_delimiter(p)
   Call: (227) [system] ')'==p
   Fail: (227) [system] ')'==p
   Call: (227) [system] get_char((0x55798e5fad60), p)
   Exit: (227) [system] get_char((0x55798e5fad60), p)
   Call: (227) [system] p=(\)
   Fail: (227) [system] p=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _580446)
   Call: (228) [system] peek_char((0x55798e5fad60), _581380)
   Exit: (228) [system] peek_char((0x55798e5fad60), l)
^  Call: (228) [user] is_delimiter(l)
   Call: (229) [system] char_type(l, space)
   Fail: (229) [system] char_type(l, space)
   Call: (229) [system] arg(_586100, v('(', ')', end_of_file), l)
   Fail: (229) [system] arg(_587032, v('(', ')', end_of_file), l)
^  Fail: (228) [user] is_delimiter(l)
   Call: (228) [system] ')'==l
   Fail: (228) [system] ')'==l
   Call: (228) [system] get_char((0x55798e5fad60), l)
   Exit: (228) [system] get_char((0x55798e5fad60), l)
   Call: (228) [system] l=(\)
   Fail: (228) [system] l=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _594382)
   Call: (229) [system] peek_char((0x55798e5fad60), _595316)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_600036, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_600968, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _608318)
   Call: (230) [system] peek_char((0x55798e5fad60), _609252)
   Exit: (230) [system] peek_char((0x55798e5fad60), c)
^  Call: (230) [user] is_delimiter(c)
   Call: (231) [system] char_type(c, space)
   Fail: (231) [system] char_type(c, space)
   Call: (231) [system] arg(_613972, v('(', ')', end_of_file), c)
   Fail: (231) [system] arg(_614904, v('(', ')', end_of_file), c)
^  Fail: (230) [user] is_delimiter(c)
   Call: (230) [system] ')'==c
   Fail: (230) [system] ')'==c
   Call: (230) [system] get_char((0x55798e5fad60), c)
   Exit: (230) [system] get_char((0x55798e5fad60), c)
   Call: (230) [system] c=(\)
   Fail: (230) [system] c=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _622254)
   Call: (231) [system] peek_char((0x55798e5fad60), _623188)
   Exit: (231) [system] peek_char((0x55798e5fad60), a)
^  Call: (231) [user] is_delimiter(a)
   Call: (232) [system] char_type(a, space)
   Fail: (232) [system] char_type(a, space)
   Call: (232) [system] arg(_627908, v('(', ')', end_of_file), a)
   Fail: (232) [system] arg(_628840, v('(', ')', end_of_file), a)
^  Fail: (231) [user] is_delimiter(a)
   Call: (231) [system] ')'==a
   Fail: (231) [system] ')'==a
   Call: (231) [system] get_char((0x55798e5fad60), a)
   Exit: (231) [system] get_char((0x55798e5fad60), a)
   Call: (231) [system] a=(\)
   Fail: (231) [system] a=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _636190)
   Call: (232) [system] peek_char((0x55798e5fad60), _637124)
   Exit: (232) [system] peek_char((0x55798e5fad60), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_641844, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_642776, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55798e5fad60), t)
   Exit: (232) [system] get_char((0x55798e5fad60), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _650126)
   Call: (233) [system] peek_char((0x55798e5fad60), _651060)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_655780, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_656712, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _664062)
   Call: (234) [system] peek_char((0x55798e5fad60), _664996)
   Exit: (234) [system] peek_char((0x55798e5fad60), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_669716, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_670648, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55798e5fad60), o)
   Exit: (234) [system] get_char((0x55798e5fad60), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _677998)
   Call: (235) [system] peek_char((0x55798e5fad60), _678932)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_683652, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_684584, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _691934)
   Call: (236) [system] peek_char((0x55798e5fad60), _692868)
   Exit: (236) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _691934=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (235) [system] _677998=[n]
   Exit: (235) [system] [n]=[n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (234) [system] _664062=[o, n]
   Exit: (234) [system] [o, n]=[o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (233) [system] _650126=[i, o, n]
   Exit: (233) [system] [i, o, n]=[i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (232) [system] _636190=[t, i, o, n]
   Exit: (232) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (231) [system] _622254=[a, t, i, o, n]
   Exit: (231) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (230) [system] _608318=[c, a, t, i, o, n]
   Exit: (230) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (229) [system] _594382=[i, c, a, t, i, o, n]
   Exit: (229) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (228) [system] _580446=[l, i, c, a, t, i, o, n]
   Exit: (228) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (227) [system] _566510=[p, l, i, c, a, t, i, o, n]
   Exit: (227) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (226) [system] _552574=[m, p, l, i, c, a, t, i, o, n]
   Exit: (226) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (225) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _518920)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_730118, _730120), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _518920), _730094, fail)), '$restore_trace'(_730118, _730120))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_730118, _730120))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _518920), _730094, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_518920)
   Fail: (226) [system] atomic(_518920)
   Call: (226) [system] atom_chars(_518920, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (226) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (225) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _739494)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _741352)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _749090)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _751794)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _766872)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=')'
   Fail: (224) [system] '('=')'
   Call: (224) [system] '('=end_of_file
   Fail: (224) [system] '('=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _772442)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _774300)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _788454)
   Exit: (225) [system] get_char((0x55798e5fad60), '(')
   Call: (225) [system] '('='('
   Exit: (225) [system] '('='('
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _772442)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _794024)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'O')
   Call: (227) [system] 'O'=(;)
   Fail: (227) [system] 'O'=(;)
^  Call: (227) [user] is_like_space('O')
   Call: (228) [system] char_type('O', 'white')
   Fail: (228) [system] char_type('O', 'white')
   Call: (228) [system] char_type('O', end_of_line)
   Fail: (228) [system] char_type('O', end_of_line)
   Call: (228) [system] char_type('O', space)
   Fail: (228) [system] char_type('O', space)
   Call: (228) [system] char_type('O', cntrl)
   Fail: (228) [system] char_type('O', cntrl)
^  Fail: (227) [user] is_like_space('O')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _808178)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'O')
   Call: (226) [system] 'O'=')'
   Fail: (226) [system] 'O'=')'
   Call: (226) [system] 'O'=end_of_file
   Fail: (226) [system] 'O'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _813748)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _815606)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'O')
   Call: (228) [system] 'O'=(;)
   Fail: (228) [system] 'O'=(;)
^  Call: (228) [user] is_like_space('O')
   Call: (229) [system] char_type('O', 'white')
   Fail: (229) [system] char_type('O', 'white')
   Call: (229) [system] char_type('O', end_of_line)
   Fail: (229) [system] char_type('O', end_of_line)
   Call: (229) [system] char_type('O', space)
   Fail: (229) [system] char_type('O', space)
   Call: (229) [system] char_type('O', cntrl)
   Fail: (229) [system] char_type('O', cntrl)
^  Fail: (228) [user] is_like_space('O')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _829760)
   Exit: (227) [system] get_char((0x55798e5fad60), 'O')
   Call: (227) [system] 'O'='('
   Fail: (227) [system] 'O'='('
   Call: (227) [system] 'O'='['
   Fail: (227) [system] 'O'='['
   Call: (227) [system] 'O'='{'
   Fail: (227) [system] 'O'='{'
   Call: (227) [system] 'O'='"'
   Fail: (227) [system] 'O'='"'
   Call: (227) [system] 'O'=!
   Fail: (227) [system] 'O'=!
   Call: (227) [system] 'O'='\''
   Fail: (227) [system] 'O'='\''
   Call: (227) [system] 'O'='`'
   Fail: (227) [system] 'O'='`'
   Call: (227) [system] 'O'=end_of_file
   Fail: (227) [system] 'O'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'O', _813748)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _847402)
   Call: (229) [system] peek_char((0x55798e5fad60), _848336)
   Exit: (229) [system] peek_char((0x55798e5fad60), r)
^  Call: (229) [user] is_delimiter(r)
   Call: (230) [system] char_type(r, space)
   Fail: (230) [system] char_type(r, space)
   Call: (230) [system] arg(_853056, v('(', ')', end_of_file), r)
   Fail: (230) [system] arg(_853988, v('(', ')', end_of_file), r)
^  Fail: (229) [user] is_delimiter(r)
   Call: (229) [system] ')'==r
   Fail: (229) [system] ')'==r
   Call: (229) [system] get_char((0x55798e5fad60), r)
   Exit: (229) [system] get_char((0x55798e5fad60), r)
   Call: (229) [system] r=(\)
   Fail: (229) [system] r=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _861338)
   Call: (230) [system] peek_char((0x55798e5fad60), _862272)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (230) [user] is_delimiter('L')
   Call: (231) [system] char_type('L', space)
   Fail: (231) [system] char_type('L', space)
   Call: (231) [system] arg(_866992, v('(', ')', end_of_file), 'L')
   Fail: (231) [system] arg(_867924, v('(', ')', end_of_file), 'L')
^  Fail: (230) [user] is_delimiter('L')
   Call: (230) [system] ')'=='L'
   Fail: (230) [system] ')'=='L'
   Call: (230) [system] get_char((0x55798e5fad60), 'L')
   Exit: (230) [system] get_char((0x55798e5fad60), 'L')
   Call: (230) [system] 'L'=(\)
   Fail: (230) [system] 'L'=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _875274)
   Call: (231) [system] peek_char((0x55798e5fad60), _876208)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_880928, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_881860, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _889210)
   Call: (232) [system] peek_char((0x55798e5fad60), _890144)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_894864, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_895796, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _903146)
   Call: (233) [system] peek_char((0x55798e5fad60), _904080)
   Exit: (233) [system] peek_char((0x55798e5fad60), k)
^  Call: (233) [user] is_delimiter(k)
   Call: (234) [system] char_type(k, space)
   Fail: (234) [system] char_type(k, space)
   Call: (234) [system] arg(_908800, v('(', ')', end_of_file), k)
   Fail: (234) [system] arg(_909732, v('(', ')', end_of_file), k)
^  Fail: (233) [user] is_delimiter(k)
   Call: (233) [system] ')'==k
   Fail: (233) [system] ')'==k
   Call: (233) [system] get_char((0x55798e5fad60), k)
   Exit: (233) [system] get_char((0x55798e5fad60), k)
   Call: (233) [system] k=(\)
   Fail: (233) [system] k=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _917082)
   Call: (234) [system] peek_char((0x55798e5fad60), _918016)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _917082=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (233) [system] _903146=[k]
   Exit: (233) [system] [k]=[k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (232) [system] _889210=[n, k]
   Exit: (232) [system] [n, k]=[n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (231) [system] _875274=[i, n, k]
   Exit: (231) [system] [i, n, k]=[i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (230) [system] _861338=['L', i, n, k]
   Exit: (230) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (229) [system] _847402=[r, 'L', i, n, k]
   Exit: (229) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (228) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _813748)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_941296, _941298), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _813748), _941272, fail)), '$restore_trace'(_941296, _941298))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_941296, _941298))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _813748), _941272, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_813748)
   Fail: (229) [system] atomic(_813748)
   Call: (229) [system] atom_chars(_813748, ['O', r, 'L', i, n, k])
   Exit: (229) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (228) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _950672)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _952530)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _960268)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _962972)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'C')
   Call: (229) [system] 'C'=(;)
   Fail: (229) [system] 'C'=(;)
^  Call: (229) [user] is_like_space('C')
   Call: (230) [system] char_type('C', 'white')
   Fail: (230) [system] char_type('C', 'white')
   Call: (230) [system] char_type('C', end_of_line)
   Fail: (230) [system] char_type('C', end_of_line)
   Call: (230) [system] char_type('C', space)
   Fail: (230) [system] char_type('C', space)
   Call: (230) [system] char_type('C', cntrl)
   Fail: (230) [system] char_type('C', cntrl)
^  Fail: (229) [user] is_like_space('C')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _978050)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'C')
   Call: (227) [system] 'C'=')'
   Fail: (227) [system] 'C'=')'
   Call: (227) [system] 'C'=end_of_file
   Fail: (227) [system] 'C'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _983620)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _985478)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'C')
   Call: (229) [system] 'C'=(;)
   Fail: (229) [system] 'C'=(;)
^  Call: (229) [user] is_like_space('C')
   Call: (230) [system] char_type('C', 'white')
   Fail: (230) [system] char_type('C', 'white')
   Call: (230) [system] char_type('C', end_of_line)
   Fail: (230) [system] char_type('C', end_of_line)
   Call: (230) [system] char_type('C', space)
   Fail: (230) [system] char_type('C', space)
   Call: (230) [system] char_type('C', cntrl)
   Fail: (230) [system] char_type('C', cntrl)
^  Fail: (229) [user] is_like_space('C')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _999632)
   Exit: (228) [system] get_char((0x55798e5fad60), 'C')
   Call: (228) [system] 'C'='('
   Fail: (228) [system] 'C'='('
   Call: (228) [system] 'C'='['
   Fail: (228) [system] 'C'='['
   Call: (228) [system] 'C'='{'
   Fail: (228) [system] 'C'='{'
   Call: (228) [system] 'C'='"'
   Fail: (228) [system] 'C'='"'
   Call: (228) [system] 'C'=!
   Fail: (228) [system] 'C'=!
   Call: (228) [system] 'C'='\''
   Fail: (228) [system] 'C'='\''
   Call: (228) [system] 'C'='`'
   Fail: (228) [system] 'C'='`'
   Call: (228) [system] 'C'=end_of_file
   Fail: (228) [system] 'C'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'C', _983620)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1017274)
   Call: (230) [system] peek_char((0x55798e5fad60), _1018208)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _1017274=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (229) [user] classify_and_convert_charseq('C', [], _983620)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1027518, _1027520), once(user:catch(read_from_chars(['C'], _983620), _1027494, fail)), '$restore_trace'(_1027518, _1027520))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1027518, _1027520))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _983620), _1027494, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_983620)
   Fail: (230) [system] atomic(_983620)
   Call: (230) [system] atom_chars(_983620, ['C'])
   Exit: (230) [system] atom_chars('C', ['C'])
^  Exit: (229) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1036894)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1038752)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _1046490)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1049194)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'D')
   Call: (230) [system] 'D'=(;)
   Fail: (230) [system] 'D'=(;)
^  Call: (230) [user] is_like_space('D')
   Call: (231) [system] char_type('D', 'white')
   Fail: (231) [system] char_type('D', 'white')
   Call: (231) [system] char_type('D', end_of_line)
   Fail: (231) [system] char_type('D', end_of_line)
   Call: (231) [system] char_type('D', space)
   Fail: (231) [system] char_type('D', space)
   Call: (231) [system] char_type('D', cntrl)
   Fail: (231) [system] char_type('D', cntrl)
^  Fail: (230) [user] is_like_space('D')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1064272)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'D')
   Call: (228) [system] 'D'=')'
   Fail: (228) [system] 'D'=')'
   Call: (228) [system] 'D'=end_of_file
   Fail: (228) [system] 'D'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _1069842)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1071700)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'D')
   Call: (230) [system] 'D'=(;)
   Fail: (230) [system] 'D'=(;)
^  Call: (230) [user] is_like_space('D')
   Call: (231) [system] char_type('D', 'white')
   Fail: (231) [system] char_type('D', 'white')
   Call: (231) [system] char_type('D', end_of_line)
   Fail: (231) [system] char_type('D', end_of_line)
   Call: (231) [system] char_type('D', space)
   Fail: (231) [system] char_type('D', space)
   Call: (231) [system] char_type('D', cntrl)
   Fail: (231) [system] char_type('D', cntrl)
^  Fail: (230) [user] is_like_space('D')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _1085854)
   Exit: (229) [system] get_char((0x55798e5fad60), 'D')
   Call: (229) [system] 'D'='('
   Fail: (229) [system] 'D'='('
   Call: (229) [system] 'D'='['
   Fail: (229) [system] 'D'='['
   Call: (229) [system] 'D'='{'
   Fail: (229) [system] 'D'='{'
   Call: (229) [system] 'D'='"'
   Fail: (229) [system] 'D'='"'
   Call: (229) [system] 'D'=!
   Fail: (229) [system] 'D'=!
   Call: (229) [system] 'D'='\''
   Fail: (229) [system] 'D'='\''
   Call: (229) [system] 'D'='`'
   Fail: (229) [system] 'D'='`'
   Call: (229) [system] 'D'=end_of_file
   Fail: (229) [system] 'D'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1069842)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1103496)
   Call: (231) [system] peek_char((0x55798e5fad60), _1104430)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
^  Call: (231) [user] is_delimiter(')')
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] arg(_1109150, v('(', ')', end_of_file), ')')
   Exit: (232) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (231) [user] is_delimiter(')')
   Call: (231) [system] _1103496=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (230) [user] classify_and_convert_charseq('D', [], _1069842)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1115612, _1115614), once(user:catch(read_from_chars(['D'], _1069842), _1115588, fail)), '$restore_trace'(_1115612, _1115614))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1115612, _1115614))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1069842), _1115588, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1069842)
   Fail: (231) [system] atomic(_1069842)
   Call: (231) [system] atom_chars(_1069842, ['D'])
   Exit: (231) [system] atom_chars('D', ['D'])
^  Exit: (230) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1124988)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1126846)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=(;)
   Fail: (230) [system] ')'=(;)
^  Call: (230) [user] is_like_space(')')
   Call: (231) [system] char_type(')', 'white')
   Fail: (231) [system] char_type(')', 'white')
   Call: (231) [system] char_type(')', end_of_line)
   Fail: (231) [system] char_type(')', end_of_line)
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] char_type(')', cntrl)
   Fail: (231) [system] char_type(')', cntrl)
^  Fail: (230) [user] is_like_space(')')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1141000)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=')'
   Exit: (229) [system] ')'=')'
   Call: (229) [system] get_char((0x55798e5fad60), _1144790)
   Exit: (229) [system] get_char((0x55798e5fad60), ')')
   Call: (229) [system] _1124988=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), [])
   Call: (228) [system] _1036894=['D']
   Exit: (228) [system] ['D']=['D']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (227) [system] _950672=['C', 'D']
   Exit: (227) [system] ['C', 'D']=['C', 'D']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (226) [system] _772442=['OrLink', 'C', 'D']
   Exit: (226) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1158672)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1160530)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _1168268)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1170972)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'E')
   Call: (227) [system] 'E'=(;)
   Fail: (227) [system] 'E'=(;)
^  Call: (227) [user] is_like_space('E')
   Call: (228) [system] char_type('E', 'white')
   Fail: (228) [system] char_type('E', 'white')
   Call: (228) [system] char_type('E', end_of_line)
   Fail: (228) [system] char_type('E', end_of_line)
   Call: (228) [system] char_type('E', space)
   Fail: (228) [system] char_type('E', space)
   Call: (228) [system] char_type('E', cntrl)
   Fail: (228) [system] char_type('E', cntrl)
^  Fail: (227) [user] is_like_space('E')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1186050)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'E')
   Call: (225) [system] 'E'=')'
   Fail: (225) [system] 'E'=')'
   Call: (225) [system] 'E'=end_of_file
   Fail: (225) [system] 'E'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1191620)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1193478)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'E')
   Call: (227) [system] 'E'=(;)
   Fail: (227) [system] 'E'=(;)
^  Call: (227) [user] is_like_space('E')
   Call: (228) [system] char_type('E', 'white')
   Fail: (228) [system] char_type('E', 'white')
   Call: (228) [system] char_type('E', end_of_line)
   Fail: (228) [system] char_type('E', end_of_line)
   Call: (228) [system] char_type('E', space)
   Fail: (228) [system] char_type('E', space)
   Call: (228) [system] char_type('E', cntrl)
   Fail: (228) [system] char_type('E', cntrl)
^  Fail: (227) [user] is_like_space('E')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1207632)
   Exit: (226) [system] get_char((0x55798e5fad60), 'E')
   Call: (226) [system] 'E'='('
   Fail: (226) [system] 'E'='('
   Call: (226) [system] 'E'='['
   Fail: (226) [system] 'E'='['
   Call: (226) [system] 'E'='{'
   Fail: (226) [system] 'E'='{'
   Call: (226) [system] 'E'='"'
   Fail: (226) [system] 'E'='"'
   Call: (226) [system] 'E'=!
   Fail: (226) [system] 'E'=!
   Call: (226) [system] 'E'='\''
   Fail: (226) [system] 'E'='\''
   Call: (226) [system] 'E'='`'
   Fail: (226) [system] 'E'='`'
   Call: (226) [system] 'E'=end_of_file
   Fail: (226) [system] 'E'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'E', _1191620)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1225274)
   Call: (228) [system] peek_char((0x55798e5fad60), _1226208)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
^  Call: (228) [user] is_delimiter(')')
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] arg(_1230928, v('(', ')', end_of_file), ')')
   Exit: (229) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (228) [user] is_delimiter(')')
   Call: (228) [system] _1225274=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (227) [user] classify_and_convert_charseq('E', [], _1191620)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1237390, _1237392), once(user:catch(read_from_chars(['E'], _1191620), _1237366, fail)), '$restore_trace'(_1237390, _1237392))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1237390, _1237392))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1191620), _1237366, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1191620)
   Fail: (228) [system] atomic(_1191620)
   Call: (228) [system] atom_chars(_1191620, ['E'])
   Exit: (228) [system] atom_chars('E', ['E'])
^  Exit: (227) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1246766)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1248624)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1262778)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55798e5fad60), _1266568)
   Exit: (226) [system] get_char((0x55798e5fad60), ')')
   Call: (226) [system] _1246766=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [])
   Call: (225) [system] _1158672=['E']
   Exit: (225) [system] ['E']=['E']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (224) [system] _739494=[['OrLink', 'C', 'D'], 'E']
   Exit: (224) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (223) [system] _477614=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (223) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1280450)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1282308)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1296462)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55798e5fad60), _1300252)
   Exit: (222) [system] get_char((0x55798e5fad60), ')')
   Call: (222) [system] _1280450=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [])
   Call: (221) [system] _444666=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (221) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (220) [system] _358444=['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (220) [system] ['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (219) [system] _180214=['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (219) [system] ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1314134)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1315992)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1330146)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55798e5fad60), _1333936)
   Exit: (218) [system] get_char((0x55798e5fad60), ')')
   Call: (218) [system] _1314134=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [])
   Call: (217) [system] _147266=[['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (217) [system] [['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (216) [system] _5218=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (216) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (215) [system] _5210=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (215) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _1347818)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1349676)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=(;)
   Fail: (215) [system] ')'=(;)
^  Call: (215) [user] is_like_space(')')
   Call: (216) [system] char_type(')', 'white')
   Fail: (216) [system] char_type(')', 'white')
   Call: (216) [system] char_type(')', end_of_line)
   Fail: (216) [system] char_type(')', end_of_line)
   Call: (216) [system] char_type(')', space)
   Fail: (216) [system] char_type(')', space)
   Call: (216) [system] char_type(')', cntrl)
   Fail: (216) [system] char_type(')', cntrl)
^  Fail: (215) [user] is_like_space(')')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1363830)
   Exit: (214) [system] peek_char((0x55798e5fad60), ')')
   Call: (214) [system] ')'=')'
   Exit: (214) [system] ')'=')'
   Call: (214) [system] get_char((0x55798e5fad60), _1367620)
   Exit: (214) [system] get_char((0x55798e5fad60), ')')
   Call: (214) [system] _1347818=[]
   Exit: (214) [system] []=[]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [])
   Call: (213) [system] _5206=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (213) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (212) [system] _5164=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (212) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (211) [system] _5156=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (211) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (210) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (209) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Call: (209) [user] read_list(')', (0x55798e5fad60), _1381502)
^  Call: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _1383360)
   Exit: (211) [system] peek_char((0x55798e5fad60), '\n')
   Call: (211) [system] '\n'=(;)
   Fail: (211) [system] '\n'=(;)
^  Call: (211) [user] is_like_space('\n')
   Call: (212) [system] char_type('\n', 'white')
   Fail: (212) [system] char_type('\n', 'white')
   Call: (212) [system] char_type('\n', end_of_line)
   Exit: (212) [system] char_type('\n', end_of_line)
^  Exit: (211) [user] is_like_space('\n')
   Call: (211) [system] get_char((0x55798e5fad60), _1392954)
   Exit: (211) [system] get_char((0x55798e5fad60), '\n')
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1395658)
   Exit: (212) [system] peek_char((0x55798e5fad60), ' ')
   Call: (212) [system] ' '=(;)
   Fail: (212) [system] ' '=(;)
^  Call: (212) [user] is_like_space(' ')
   Call: (213) [system] char_type(' ', 'white')
   Exit: (213) [system] char_type(' ', 'white')
^  Exit: (212) [user] is_like_space(' ')
   Call: (212) [system] get_char((0x55798e5fad60), _1403396)
   Exit: (212) [system] get_char((0x55798e5fad60), ' ')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1406100)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
^  Exit: (210) [user] skip_spaces((0x55798e5fad60))
   Call: (210) [system] peek_char((0x55798e5fad60), _1422102)
   Exit: (210) [system] peek_char((0x55798e5fad60), '(')
   Call: (210) [system] '('=')'
   Fail: (210) [system] '('=')'
   Call: (210) [system] '('=end_of_file
   Fail: (210) [system] '('=end_of_file
^  Call: (210) [user] cont_sexpr(')', (0x55798e5fad60), _1427672)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1429530)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=(;)
   Fail: (212) [system] '('=(;)
^  Call: (212) [user] is_like_space('(')
   Call: (213) [system] char_type('(', 'white')
   Fail: (213) [system] char_type('(', 'white')
   Call: (213) [system] char_type('(', end_of_line)
   Fail: (213) [system] char_type('(', end_of_line)
   Call: (213) [system] char_type('(', space)
   Fail: (213) [system] char_type('(', space)
   Call: (213) [system] char_type('(', cntrl)
   Fail: (213) [system] char_type('(', cntrl)
^  Fail: (212) [user] is_like_space('(')
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] get_char((0x55798e5fad60), _1443684)
   Exit: (211) [system] get_char((0x55798e5fad60), '(')
   Call: (211) [system] '('='('
   Exit: (211) [system] '('='('
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _1427672)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1449254)
   Exit: (213) [system] peek_char((0x55798e5fad60), :)
   Call: (213) [system] (:)=(;)
   Fail: (213) [system] (:)=(;)
^  Call: (213) [user] is_like_space(:)
   Call: (214) [system] char_type(:, 'white')
   Fail: (214) [system] char_type(:, 'white')
   Call: (214) [system] char_type(:, end_of_line)
   Fail: (214) [system] char_type(:, end_of_line)
   Call: (214) [system] char_type(:, space)
   Fail: (214) [system] char_type(:, space)
   Call: (214) [system] char_type(:, cntrl)
   Fail: (214) [system] char_type(:, cntrl)
^  Fail: (213) [user] is_like_space(:)
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _1463408)
   Exit: (212) [system] peek_char((0x55798e5fad60), :)
   Call: (212) [system] (:)=')'
   Fail: (212) [system] (:)=')'
   Call: (212) [system] (:)=end_of_file
   Fail: (212) [system] (:)=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _1468978)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1470836)
   Exit: (214) [system] peek_char((0x55798e5fad60), :)
   Call: (214) [system] (:)=(;)
   Fail: (214) [system] (:)=(;)
^  Call: (214) [user] is_like_space(:)
   Call: (215) [system] char_type(:, 'white')
   Fail: (215) [system] char_type(:, 'white')
   Call: (215) [system] char_type(:, end_of_line)
   Fail: (215) [system] char_type(:, end_of_line)
   Call: (215) [system] char_type(:, space)
   Fail: (215) [system] char_type(:, space)
   Call: (215) [system] char_type(:, cntrl)
   Fail: (215) [system] char_type(:, cntrl)
^  Fail: (214) [user] is_like_space(:)
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _1484990)
   Exit: (213) [system] get_char((0x55798e5fad60), :)
   Call: (213) [system] (:)='('
   Fail: (213) [system] (:)='('
   Call: (213) [system] (:)='['
   Fail: (213) [system] (:)='['
   Call: (213) [system] (:)='{'
   Fail: (213) [system] (:)='{'
   Call: (213) [system] (:)='"'
   Fail: (213) [system] (:)='"'
   Call: (213) [system] (:)=!
   Fail: (213) [system] (:)=!
   Call: (213) [system] (:)='\''
   Fail: (213) [system] (:)='\''
   Call: (213) [system] (:)='`'
   Fail: (213) [system] (:)='`'
   Call: (213) [system] (:)=end_of_file
   Fail: (213) [system] (:)=end_of_file
^  Call: (213) [user] read_symbolic(')', (0x55798e5fad60), :, _1468978)
^  Call: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), _1502632)
   Call: (215) [system] peek_char((0x55798e5fad60), _1503566)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (215) [user] is_delimiter(' ')
   Call: (216) [system] char_type(' ', space)
   Exit: (216) [system] char_type(' ', space)
^  Exit: (215) [user] is_delimiter(' ')
   Call: (215) [system] _1502632=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (214) [user] classify_and_convert_charseq(:, [], _1468978)
^  Call: (216) [system] setup_call_cleanup('$notrace'(_1512876, _1512878), once(user:catch(read_from_chars([:], _1468978), _1512852, fail)), '$restore_trace'(_1512876, _1512878))
^  Call: (217) [system] sig_atomic(system:'$notrace'(_1512876, _1512878))
^  Exit: (216) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1512852, fail)), system:'$restore_trace'(3, -1))
   Call: (215) [system] atomic(:)
   Exit: (215) [system] atomic(:)
^  Exit: (214) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (213) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _1520376)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _1522234)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _1529972)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1532676)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _1547754)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _1553324)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1555182)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _1569336)
   Exit: (214) [system] get_char((0x55798e5fad60), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1553324)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1574906)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'D')
   Call: (216) [system] 'D'=(;)
   Fail: (216) [system] 'D'=(;)
^  Call: (216) [user] is_like_space('D')
   Call: (217) [system] char_type('D', 'white')
   Fail: (217) [system] char_type('D', 'white')
   Call: (217) [system] char_type('D', end_of_line)
   Fail: (217) [system] char_type('D', end_of_line)
   Call: (217) [system] char_type('D', space)
   Fail: (217) [system] char_type('D', space)
   Call: (217) [system] char_type('D', cntrl)
   Fail: (217) [system] char_type('D', cntrl)
^  Fail: (216) [user] is_like_space('D')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1589060)
   Exit: (215) [system] peek_char((0x55798e5fad60), 'D')
   Call: (215) [system] 'D'=')'
   Fail: (215) [system] 'D'=')'
   Call: (215) [system] 'D'=end_of_file
   Fail: (215) [system] 'D'=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _1594630)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1596488)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'D')
   Call: (217) [system] 'D'=(;)
   Fail: (217) [system] 'D'=(;)
^  Call: (217) [user] is_like_space('D')
   Call: (218) [system] char_type('D', 'white')
   Fail: (218) [system] char_type('D', 'white')
   Call: (218) [system] char_type('D', end_of_line)
   Fail: (218) [system] char_type('D', end_of_line)
   Call: (218) [system] char_type('D', space)
   Fail: (218) [system] char_type('D', space)
   Call: (218) [system] char_type('D', cntrl)
   Fail: (218) [system] char_type('D', cntrl)
^  Fail: (217) [user] is_like_space('D')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _1610642)
   Exit: (216) [system] get_char((0x55798e5fad60), 'D')
   Call: (216) [system] 'D'='('
   Fail: (216) [system] 'D'='('
   Call: (216) [system] 'D'='['
   Fail: (216) [system] 'D'='['
   Call: (216) [system] 'D'='{'
   Fail: (216) [system] 'D'='{'
   Call: (216) [system] 'D'='"'
   Fail: (216) [system] 'D'='"'
   Call: (216) [system] 'D'=!
   Fail: (216) [system] 'D'=!
   Call: (216) [system] 'D'='\''
   Fail: (216) [system] 'D'='\''
   Call: (216) [system] 'D'='`'
   Fail: (216) [system] 'D'='`'
   Call: (216) [system] 'D'=end_of_file
   Fail: (216) [system] 'D'=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1594630)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _1628284)
   Call: (218) [system] peek_char((0x55798e5fad60), _1629218)
   Exit: (218) [system] peek_char((0x55798e5fad60), i)
^  Call: (218) [user] is_delimiter(i)
   Call: (219) [system] char_type(i, space)
   Fail: (219) [system] char_type(i, space)
   Call: (219) [system] arg(_1633938, v('(', ')', end_of_file), i)
   Fail: (219) [system] arg(_1634870, v('(', ')', end_of_file), i)
^  Fail: (218) [user] is_delimiter(i)
   Call: (218) [system] ')'==i
   Fail: (218) [system] ')'==i
   Call: (218) [system] get_char((0x55798e5fad60), i)
   Exit: (218) [system] get_char((0x55798e5fad60), i)
   Call: (218) [system] i=(\)
   Fail: (218) [system] i=(\)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _1642220)
   Call: (219) [system] peek_char((0x55798e5fad60), _1643154)
   Exit: (219) [system] peek_char((0x55798e5fad60), s)
^  Call: (219) [user] is_delimiter(s)
   Call: (220) [system] char_type(s, space)
   Fail: (220) [system] char_type(s, space)
   Call: (220) [system] arg(_1647874, v('(', ')', end_of_file), s)
   Fail: (220) [system] arg(_1648806, v('(', ')', end_of_file), s)
^  Fail: (219) [user] is_delimiter(s)
   Call: (219) [system] ')'==s
   Fail: (219) [system] ')'==s
   Call: (219) [system] get_char((0x55798e5fad60), s)
   Exit: (219) [system] get_char((0x55798e5fad60), s)
   Call: (219) [system] s=(\)
   Fail: (219) [system] s=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1656156)
   Call: (220) [system] peek_char((0x55798e5fad60), _1657090)
   Exit: (220) [system] peek_char((0x55798e5fad60), j)
^  Call: (220) [user] is_delimiter(j)
   Call: (221) [system] char_type(j, space)
   Fail: (221) [system] char_type(j, space)
   Call: (221) [system] arg(_1661810, v('(', ')', end_of_file), j)
   Fail: (221) [system] arg(_1662742, v('(', ')', end_of_file), j)
^  Fail: (220) [user] is_delimiter(j)
   Call: (220) [system] ')'==j
   Fail: (220) [system] ')'==j
   Call: (220) [system] get_char((0x55798e5fad60), j)
   Exit: (220) [system] get_char((0x55798e5fad60), j)
   Call: (220) [system] j=(\)
   Fail: (220) [system] j=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1670092)
   Call: (221) [system] peek_char((0x55798e5fad60), _1671026)
   Exit: (221) [system] peek_char((0x55798e5fad60), u)
^  Call: (221) [user] is_delimiter(u)
   Call: (222) [system] char_type(u, space)
   Fail: (222) [system] char_type(u, space)
   Call: (222) [system] arg(_1675746, v('(', ')', end_of_file), u)
   Fail: (222) [system] arg(_1676678, v('(', ')', end_of_file), u)
^  Fail: (221) [user] is_delimiter(u)
   Call: (221) [system] ')'==u
   Fail: (221) [system] ')'==u
   Call: (221) [system] get_char((0x55798e5fad60), u)
   Exit: (221) [system] get_char((0x55798e5fad60), u)
   Call: (221) [system] u=(\)
   Fail: (221) [system] u=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1684028)
   Call: (222) [system] peek_char((0x55798e5fad60), _1684962)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_1689682, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_1690614, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1697964)
   Call: (223) [system] peek_char((0x55798e5fad60), _1698898)
   Exit: (223) [system] peek_char((0x55798e5fad60), c)
^  Call: (223) [user] is_delimiter(c)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] arg(_1703618, v('(', ')', end_of_file), c)
   Fail: (224) [system] arg(_1704550, v('(', ')', end_of_file), c)
^  Fail: (223) [user] is_delimiter(c)
   Call: (223) [system] ')'==c
   Fail: (223) [system] ')'==c
   Call: (223) [system] get_char((0x55798e5fad60), c)
   Exit: (223) [system] get_char((0x55798e5fad60), c)
   Call: (223) [system] c=(\)
   Fail: (223) [system] c=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1711900)
   Call: (224) [system] peek_char((0x55798e5fad60), _1712834)
   Exit: (224) [system] peek_char((0x55798e5fad60), t)
^  Call: (224) [user] is_delimiter(t)
   Call: (225) [system] char_type(t, space)
   Fail: (225) [system] char_type(t, space)
   Call: (225) [system] arg(_1717554, v('(', ')', end_of_file), t)
   Fail: (225) [system] arg(_1718486, v('(', ')', end_of_file), t)
^  Fail: (224) [user] is_delimiter(t)
   Call: (224) [system] ')'==t
   Fail: (224) [system] ')'==t
   Call: (224) [system] get_char((0x55798e5fad60), t)
   Exit: (224) [system] get_char((0x55798e5fad60), t)
   Call: (224) [system] t=(\)
   Fail: (224) [system] t=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1725836)
   Call: (225) [system] peek_char((0x55798e5fad60), _1726770)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_1731490, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_1732422, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1739772)
   Call: (226) [system] peek_char((0x55798e5fad60), _1740706)
   Exit: (226) [system] peek_char((0x55798e5fad60), o)
^  Call: (226) [user] is_delimiter(o)
   Call: (227) [system] char_type(o, space)
   Fail: (227) [system] char_type(o, space)
   Call: (227) [system] arg(_1745426, v('(', ')', end_of_file), o)
   Fail: (227) [system] arg(_1746358, v('(', ')', end_of_file), o)
^  Fail: (226) [user] is_delimiter(o)
   Call: (226) [system] ')'==o
   Fail: (226) [system] ')'==o
   Call: (226) [system] get_char((0x55798e5fad60), o)
   Exit: (226) [system] get_char((0x55798e5fad60), o)
   Call: (226) [system] o=(\)
   Fail: (226) [system] o=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1753708)
   Call: (227) [system] peek_char((0x55798e5fad60), _1754642)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_1759362, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_1760294, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1767644)
   Call: (228) [system] peek_char((0x55798e5fad60), _1768578)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (228) [user] is_delimiter('I')
   Call: (229) [system] char_type('I', space)
   Fail: (229) [system] char_type('I', space)
   Call: (229) [system] arg(_1773298, v('(', ')', end_of_file), 'I')
   Fail: (229) [system] arg(_1774230, v('(', ')', end_of_file), 'I')
^  Fail: (228) [user] is_delimiter('I')
   Call: (228) [system] ')'=='I'
   Fail: (228) [system] ')'=='I'
   Call: (228) [system] get_char((0x55798e5fad60), 'I')
   Exit: (228) [system] get_char((0x55798e5fad60), 'I')
   Call: (228) [system] 'I'=(\)
   Fail: (228) [system] 'I'=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1781580)
   Call: (229) [system] peek_char((0x55798e5fad60), _1782514)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_1787234, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_1788166, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1795516)
   Call: (230) [system] peek_char((0x55798e5fad60), _1796450)
   Exit: (230) [system] peek_char((0x55798e5fad60), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_1801170, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_1802102, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55798e5fad60), t)
   Exit: (230) [system] get_char((0x55798e5fad60), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1809452)
   Call: (231) [system] peek_char((0x55798e5fad60), _1810386)
   Exit: (231) [system] peek_char((0x55798e5fad60), r)
^  Call: (231) [user] is_delimiter(r)
   Call: (232) [system] char_type(r, space)
   Fail: (232) [system] char_type(r, space)
   Call: (232) [system] arg(_1815106, v('(', ')', end_of_file), r)
   Fail: (232) [system] arg(_1816038, v('(', ')', end_of_file), r)
^  Fail: (231) [user] is_delimiter(r)
   Call: (231) [system] ')'==r
   Fail: (231) [system] ')'==r
   Call: (231) [system] get_char((0x55798e5fad60), r)
   Exit: (231) [system] get_char((0x55798e5fad60), r)
   Call: (231) [system] r=(\)
   Fail: (231) [system] r=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1823388)
   Call: (232) [system] peek_char((0x55798e5fad60), _1824322)
   Exit: (232) [system] peek_char((0x55798e5fad60), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_1829042, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_1829974, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55798e5fad60), o)
   Exit: (232) [system] get_char((0x55798e5fad60), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1837324)
   Call: (233) [system] peek_char((0x55798e5fad60), _1838258)
   Exit: (233) [system] peek_char((0x55798e5fad60), d)
^  Call: (233) [user] is_delimiter(d)
   Call: (234) [system] char_type(d, space)
   Fail: (234) [system] char_type(d, space)
   Call: (234) [system] arg(_1842978, v('(', ')', end_of_file), d)
   Fail: (234) [system] arg(_1843910, v('(', ')', end_of_file), d)
^  Fail: (233) [user] is_delimiter(d)
   Call: (233) [system] ')'==d
   Fail: (233) [system] ')'==d
   Call: (233) [system] get_char((0x55798e5fad60), d)
   Exit: (233) [system] get_char((0x55798e5fad60), d)
   Call: (233) [system] d=(\)
   Fail: (233) [system] d=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1851260)
   Call: (234) [system] peek_char((0x55798e5fad60), _1852194)
   Exit: (234) [system] peek_char((0x55798e5fad60), u)
^  Call: (234) [user] is_delimiter(u)
   Call: (235) [system] char_type(u, space)
   Fail: (235) [system] char_type(u, space)
   Call: (235) [system] arg(_1856914, v('(', ')', end_of_file), u)
   Fail: (235) [system] arg(_1857846, v('(', ')', end_of_file), u)
^  Fail: (234) [user] is_delimiter(u)
   Call: (234) [system] ')'==u
   Fail: (234) [system] ')'==u
   Call: (234) [system] get_char((0x55798e5fad60), u)
   Exit: (234) [system] get_char((0x55798e5fad60), u)
   Call: (234) [system] u=(\)
   Fail: (234) [system] u=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1865196)
   Call: (235) [system] peek_char((0x55798e5fad60), _1866130)
   Exit: (235) [system] peek_char((0x55798e5fad60), c)
^  Call: (235) [user] is_delimiter(c)
   Call: (236) [system] char_type(c, space)
   Fail: (236) [system] char_type(c, space)
   Call: (236) [system] arg(_1870850, v('(', ')', end_of_file), c)
   Fail: (236) [system] arg(_1871782, v('(', ')', end_of_file), c)
^  Fail: (235) [user] is_delimiter(c)
   Call: (235) [system] ')'==c
   Fail: (235) [system] ')'==c
   Call: (235) [system] get_char((0x55798e5fad60), c)
   Exit: (235) [system] get_char((0x55798e5fad60), c)
   Call: (235) [system] c=(\)
   Fail: (235) [system] c=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1879132)
   Call: (236) [system] peek_char((0x55798e5fad60), _1880066)
   Exit: (236) [system] peek_char((0x55798e5fad60), t)
^  Call: (236) [user] is_delimiter(t)
   Call: (237) [system] char_type(t, space)
   Fail: (237) [system] char_type(t, space)
   Call: (237) [system] arg(_1884786, v('(', ')', end_of_file), t)
   Fail: (237) [system] arg(_1885718, v('(', ')', end_of_file), t)
^  Fail: (236) [user] is_delimiter(t)
   Call: (236) [system] ')'==t
   Fail: (236) [system] ')'==t
   Call: (236) [system] get_char((0x55798e5fad60), t)
   Exit: (236) [system] get_char((0x55798e5fad60), t)
   Call: (236) [system] t=(\)
   Fail: (236) [system] t=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1893068)
   Call: (237) [system] peek_char((0x55798e5fad60), _1894002)
   Exit: (237) [system] peek_char((0x55798e5fad60), i)
^  Call: (237) [user] is_delimiter(i)
   Call: (238) [system] char_type(i, space)
   Fail: (238) [system] char_type(i, space)
   Call: (238) [system] arg(_1898722, v('(', ')', end_of_file), i)
   Fail: (238) [system] arg(_1899654, v('(', ')', end_of_file), i)
^  Fail: (237) [user] is_delimiter(i)
   Call: (237) [system] ')'==i
   Fail: (237) [system] ')'==i
   Call: (237) [system] get_char((0x55798e5fad60), i)
   Exit: (237) [system] get_char((0x55798e5fad60), i)
   Call: (237) [system] i=(\)
   Fail: (237) [system] i=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1907004)
   Call: (238) [system] peek_char((0x55798e5fad60), _1907938)
   Exit: (238) [system] peek_char((0x55798e5fad60), o)
^  Call: (238) [user] is_delimiter(o)
   Call: (239) [system] char_type(o, space)
   Fail: (239) [system] char_type(o, space)
   Call: (239) [system] arg(_1912658, v('(', ')', end_of_file), o)
   Fail: (239) [system] arg(_1913590, v('(', ')', end_of_file), o)
^  Fail: (238) [user] is_delimiter(o)
   Call: (238) [system] ')'==o
   Fail: (238) [system] ')'==o
   Call: (238) [system] get_char((0x55798e5fad60), o)
   Exit: (238) [system] get_char((0x55798e5fad60), o)
   Call: (238) [system] o=(\)
   Fail: (238) [system] o=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1920940)
   Call: (239) [system] peek_char((0x55798e5fad60), _1921874)
   Exit: (239) [system] peek_char((0x55798e5fad60), n)
^  Call: (239) [user] is_delimiter(n)
   Call: (240) [system] char_type(n, space)
   Fail: (240) [system] char_type(n, space)
   Call: (240) [system] arg(_1926594, v('(', ')', end_of_file), n)
   Fail: (240) [system] arg(_1927526, v('(', ')', end_of_file), n)
^  Fail: (239) [user] is_delimiter(n)
   Call: (239) [system] ')'==n
   Fail: (239) [system] ')'==n
   Call: (239) [system] get_char((0x55798e5fad60), n)
   Exit: (239) [system] get_char((0x55798e5fad60), n)
   Call: (239) [system] n=(\)
   Fail: (239) [system] n=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1934876)
   Call: (240) [system] peek_char((0x55798e5fad60), _1935810)
   Exit: (240) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (240) [user] is_delimiter(' ')
   Call: (241) [system] char_type(' ', space)
   Exit: (241) [system] char_type(' ', space)
^  Exit: (240) [user] is_delimiter(' ')
   Call: (240) [system] _1934876=[]
   Exit: (240) [system] []=[]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (239) [system] _1920940=[n]
   Exit: (239) [system] [n]=[n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (238) [system] _1907004=[o, n]
   Exit: (238) [system] [o, n]=[o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (237) [system] _1893068=[i, o, n]
   Exit: (237) [system] [i, o, n]=[i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (236) [system] _1879132=[t, i, o, n]
   Exit: (236) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (235) [system] _1865196=[c, t, i, o, n]
   Exit: (235) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (234) [system] _1851260=[u, c, t, i, o, n]
   Exit: (234) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (233) [system] _1837324=[d, u, c, t, i, o, n]
   Exit: (233) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (232) [system] _1823388=[o, d, u, c, t, i, o, n]
   Exit: (232) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (231) [system] _1809452=[r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1795516=[t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1781580=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1767644=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1753708=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1739772=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1725836=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1711900=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1697964=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _1684028=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _1670092=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _1656156=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _1642220=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (218) [system] _1628284=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (218) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (217) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1594630)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_2006588, _2006590), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1594630), _2006564, fail)), '$restore_trace'(_2006588, _2006590))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_2006588, _2006590))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1594630), _2006564, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(_1594630)
   Fail: (218) [system] atomic(_1594630)
   Call: (218) [system] atom_chars(_1594630, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (218) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (217) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _2015964)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _2017822)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _2025560)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _2028264)
   Exit: (218) [system] peek_char((0x55798e5fad60), a)
   Call: (218) [system] a=(;)
   Fail: (218) [system] a=(;)
^  Call: (218) [user] is_like_space(a)
   Call: (219) [system] char_type(a, 'white')
   Fail: (219) [system] char_type(a, 'white')
   Call: (219) [system] char_type(a, end_of_line)
   Fail: (219) [system] char_type(a, end_of_line)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] char_type(a, cntrl)
   Fail: (219) [system] char_type(a, cntrl)
^  Fail: (218) [user] is_like_space(a)
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _2043342)
   Exit: (216) [system] peek_char((0x55798e5fad60), a)
   Call: (216) [system] a=')'
   Fail: (216) [system] a=')'
   Call: (216) [system] a=end_of_file
   Fail: (216) [system] a=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _2048912)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _2050770)
   Exit: (218) [system] peek_char((0x55798e5fad60), a)
   Call: (218) [system] a=(;)
   Fail: (218) [system] a=(;)
^  Call: (218) [user] is_like_space(a)
   Call: (219) [system] char_type(a, 'white')
   Fail: (219) [system] char_type(a, 'white')
   Call: (219) [system] char_type(a, end_of_line)
   Fail: (219) [system] char_type(a, end_of_line)
   Call: (219) [system] char_type(a, space)
   Fail: (219) [system] char_type(a, space)
   Call: (219) [system] char_type(a, cntrl)
   Fail: (219) [system] char_type(a, cntrl)
^  Fail: (218) [user] is_like_space(a)
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _2064924)
   Exit: (217) [system] get_char((0x55798e5fad60), a)
   Call: (217) [system] a='('
   Fail: (217) [system] a='('
   Call: (217) [system] a='['
   Fail: (217) [system] a='['
   Call: (217) [system] a='{'
   Fail: (217) [system] a='{'
   Call: (217) [system] a='"'
   Fail: (217) [system] a='"'
   Call: (217) [system] a=!
   Fail: (217) [system] a=!
   Call: (217) [system] a='\''
   Fail: (217) [system] a='\''
   Call: (217) [system] a='`'
   Fail: (217) [system] a='`'
   Call: (217) [system] a=end_of_file
   Fail: (217) [system] a=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), a, _2048912)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _2082566)
   Call: (219) [system] peek_char((0x55798e5fad60), _2083500)
   Exit: (219) [system] peek_char((0x55798e5fad60), b)
^  Call: (219) [user] is_delimiter(b)
   Call: (220) [system] char_type(b, space)
   Fail: (220) [system] char_type(b, space)
   Call: (220) [system] arg(_2088220, v('(', ')', end_of_file), b)
   Fail: (220) [system] arg(_2089152, v('(', ')', end_of_file), b)
^  Fail: (219) [user] is_delimiter(b)
   Call: (219) [system] ')'==b
   Fail: (219) [system] ')'==b
   Call: (219) [system] get_char((0x55798e5fad60), b)
   Exit: (219) [system] get_char((0x55798e5fad60), b)
   Call: (219) [system] b=(\)
   Fail: (219) [system] b=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _5358)
   Call: (220) [system] peek_char((0x55798e5fad60), _5996)
   Exit: (220) [system] peek_char((0x55798e5fad60), c)
^  Call: (220) [user] is_delimiter(c)
   Call: (221) [system] char_type(c, space)
   Fail: (221) [system] char_type(c, space)
   Call: (221) [system] arg(_10716, v('(', ')', end_of_file), c)
   Fail: (221) [system] arg(_11648, v('(', ')', end_of_file), c)
^  Fail: (220) [user] is_delimiter(c)
   Call: (220) [system] ')'==c
   Fail: (220) [system] ')'==c
   Call: (220) [system] get_char((0x55798e5fad60), c)
   Exit: (220) [system] get_char((0x55798e5fad60), c)
   Call: (220) [system] c=(\)
   Fail: (220) [system] c=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _18998)
   Call: (221) [system] peek_char((0x55798e5fad60), _19932)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _18998=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (220) [system] _5358=[c]
   Exit: (220) [system] [c]=[c]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (219) [system] _5352=[b, c]
   Exit: (219) [system] [b, c]=[b, c]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (218) [user] classify_and_convert_charseq(a, [b, c], _5348)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_34830, _34832), once(user:catch(read_from_chars([a, b, c], _5348), _34806, fail)), '$restore_trace'(_34830, _34832))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_34830, _34832))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _34806, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(abc)
   Exit: (219) [system] atomic(abc)
^  Exit: (218) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _42330)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _44188)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _51926)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _54630)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _69708)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _75278)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _77136)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _91290)
   Exit: (218) [system] get_char((0x55798e5fad60), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _75278)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _96860)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'D')
   Call: (220) [system] 'D'=(;)
   Fail: (220) [system] 'D'=(;)
^  Call: (220) [user] is_like_space('D')
   Call: (221) [system] char_type('D', 'white')
   Fail: (221) [system] char_type('D', 'white')
   Call: (221) [system] char_type('D', end_of_line)
   Fail: (221) [system] char_type('D', end_of_line)
   Call: (221) [system] char_type('D', space)
   Fail: (221) [system] char_type('D', space)
   Call: (221) [system] char_type('D', cntrl)
   Fail: (221) [system] char_type('D', cntrl)
^  Fail: (220) [user] is_like_space('D')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _111014)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'D')
   Call: (219) [system] 'D'=')'
   Fail: (219) [system] 'D'=')'
   Call: (219) [system] 'D'=end_of_file
   Fail: (219) [system] 'D'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _116584)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _118442)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'D')
   Call: (221) [system] 'D'=(;)
   Fail: (221) [system] 'D'=(;)
^  Call: (221) [user] is_like_space('D')
   Call: (222) [system] char_type('D', 'white')
   Fail: (222) [system] char_type('D', 'white')
   Call: (222) [system] char_type('D', end_of_line)
   Fail: (222) [system] char_type('D', end_of_line)
   Call: (222) [system] char_type('D', space)
   Fail: (222) [system] char_type('D', space)
   Call: (222) [system] char_type('D', cntrl)
   Fail: (222) [system] char_type('D', cntrl)
^  Fail: (221) [user] is_like_space('D')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _132596)
   Exit: (220) [system] get_char((0x55798e5fad60), 'D')
   Call: (220) [system] 'D'='('
   Fail: (220) [system] 'D'='('
   Call: (220) [system] 'D'='['
   Fail: (220) [system] 'D'='['
   Call: (220) [system] 'D'='{'
   Fail: (220) [system] 'D'='{'
   Call: (220) [system] 'D'='"'
   Fail: (220) [system] 'D'='"'
   Call: (220) [system] 'D'=!
   Fail: (220) [system] 'D'=!
   Call: (220) [system] 'D'='\''
   Fail: (220) [system] 'D'='\''
   Call: (220) [system] 'D'='`'
   Fail: (220) [system] 'D'='`'
   Call: (220) [system] 'D'=end_of_file
   Fail: (220) [system] 'D'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'D', _116584)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _150238)
   Call: (222) [system] peek_char((0x55798e5fad60), _151172)
   Exit: (222) [system] peek_char((0x55798e5fad60), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_155892, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_156824, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55798e5fad60), i)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _164174)
   Call: (223) [system] peek_char((0x55798e5fad60), _165108)
   Exit: (223) [system] peek_char((0x55798e5fad60), s)
^  Call: (223) [user] is_delimiter(s)
   Call: (224) [system] char_type(s, space)
   Fail: (224) [system] char_type(s, space)
   Call: (224) [system] arg(_169828, v('(', ')', end_of_file), s)
   Fail: (224) [system] arg(_170760, v('(', ')', end_of_file), s)
^  Fail: (223) [user] is_delimiter(s)
   Call: (223) [system] ')'==s
   Fail: (223) [system] ')'==s
   Call: (223) [system] get_char((0x55798e5fad60), s)
   Exit: (223) [system] get_char((0x55798e5fad60), s)
   Call: (223) [system] s=(\)
   Fail: (223) [system] s=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _178110)
   Call: (224) [system] peek_char((0x55798e5fad60), _179044)
   Exit: (224) [system] peek_char((0x55798e5fad60), j)
^  Call: (224) [user] is_delimiter(j)
   Call: (225) [system] char_type(j, space)
   Fail: (225) [system] char_type(j, space)
   Call: (225) [system] arg(_183764, v('(', ')', end_of_file), j)
   Fail: (225) [system] arg(_184696, v('(', ')', end_of_file), j)
^  Fail: (224) [user] is_delimiter(j)
   Call: (224) [system] ')'==j
   Fail: (224) [system] ')'==j
   Call: (224) [system] get_char((0x55798e5fad60), j)
   Exit: (224) [system] get_char((0x55798e5fad60), j)
   Call: (224) [system] j=(\)
   Fail: (224) [system] j=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _192046)
   Call: (225) [system] peek_char((0x55798e5fad60), _192980)
   Exit: (225) [system] peek_char((0x55798e5fad60), u)
^  Call: (225) [user] is_delimiter(u)
   Call: (226) [system] char_type(u, space)
   Fail: (226) [system] char_type(u, space)
   Call: (226) [system] arg(_197700, v('(', ')', end_of_file), u)
   Fail: (226) [system] arg(_198632, v('(', ')', end_of_file), u)
^  Fail: (225) [user] is_delimiter(u)
   Call: (225) [system] ')'==u
   Fail: (225) [system] ')'==u
   Call: (225) [system] get_char((0x55798e5fad60), u)
   Exit: (225) [system] get_char((0x55798e5fad60), u)
   Call: (225) [system] u=(\)
   Fail: (225) [system] u=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _205982)
   Call: (226) [system] peek_char((0x55798e5fad60), _206916)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_211636, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_212568, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _219918)
   Call: (227) [system] peek_char((0x55798e5fad60), _220852)
   Exit: (227) [system] peek_char((0x55798e5fad60), c)
^  Call: (227) [user] is_delimiter(c)
   Call: (228) [system] char_type(c, space)
   Fail: (228) [system] char_type(c, space)
   Call: (228) [system] arg(_225572, v('(', ')', end_of_file), c)
   Fail: (228) [system] arg(_226504, v('(', ')', end_of_file), c)
^  Fail: (227) [user] is_delimiter(c)
   Call: (227) [system] ')'==c
   Fail: (227) [system] ')'==c
   Call: (227) [system] get_char((0x55798e5fad60), c)
   Exit: (227) [system] get_char((0x55798e5fad60), c)
   Call: (227) [system] c=(\)
   Fail: (227) [system] c=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _233854)
   Call: (228) [system] peek_char((0x55798e5fad60), _234788)
   Exit: (228) [system] peek_char((0x55798e5fad60), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_239508, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_240440, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55798e5fad60), t)
   Exit: (228) [system] get_char((0x55798e5fad60), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _247790)
   Call: (229) [system] peek_char((0x55798e5fad60), _248724)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_253444, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_254376, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _261726)
   Call: (230) [system] peek_char((0x55798e5fad60), _262660)
   Exit: (230) [system] peek_char((0x55798e5fad60), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_267380, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_268312, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55798e5fad60), o)
   Exit: (230) [system] get_char((0x55798e5fad60), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _275662)
   Call: (231) [system] peek_char((0x55798e5fad60), _276596)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_281316, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_282248, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _289598)
   Call: (232) [system] peek_char((0x55798e5fad60), _290532)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (232) [user] is_delimiter('I')
   Call: (233) [system] char_type('I', space)
   Fail: (233) [system] char_type('I', space)
   Call: (233) [system] arg(_295252, v('(', ')', end_of_file), 'I')
   Fail: (233) [system] arg(_296184, v('(', ')', end_of_file), 'I')
^  Fail: (232) [user] is_delimiter('I')
   Call: (232) [system] ')'=='I'
   Fail: (232) [system] ')'=='I'
   Call: (232) [system] get_char((0x55798e5fad60), 'I')
   Exit: (232) [system] get_char((0x55798e5fad60), 'I')
   Call: (232) [system] 'I'=(\)
   Fail: (232) [system] 'I'=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _303534)
   Call: (233) [system] peek_char((0x55798e5fad60), _304468)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_309188, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_310120, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _317470)
   Call: (234) [system] peek_char((0x55798e5fad60), _318404)
   Exit: (234) [system] peek_char((0x55798e5fad60), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_323124, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_324056, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55798e5fad60), t)
   Exit: (234) [system] get_char((0x55798e5fad60), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _331406)
   Call: (235) [system] peek_char((0x55798e5fad60), _332340)
   Exit: (235) [system] peek_char((0x55798e5fad60), r)
^  Call: (235) [user] is_delimiter(r)
   Call: (236) [system] char_type(r, space)
   Fail: (236) [system] char_type(r, space)
   Call: (236) [system] arg(_337060, v('(', ')', end_of_file), r)
   Fail: (236) [system] arg(_337992, v('(', ')', end_of_file), r)
^  Fail: (235) [user] is_delimiter(r)
   Call: (235) [system] ')'==r
   Fail: (235) [system] ')'==r
   Call: (235) [system] get_char((0x55798e5fad60), r)
   Exit: (235) [system] get_char((0x55798e5fad60), r)
   Call: (235) [system] r=(\)
   Fail: (235) [system] r=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _345342)
   Call: (236) [system] peek_char((0x55798e5fad60), _346276)
   Exit: (236) [system] peek_char((0x55798e5fad60), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_350996, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_351928, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55798e5fad60), o)
   Exit: (236) [system] get_char((0x55798e5fad60), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _359278)
   Call: (237) [system] peek_char((0x55798e5fad60), _360212)
   Exit: (237) [system] peek_char((0x55798e5fad60), d)
^  Call: (237) [user] is_delimiter(d)
   Call: (238) [system] char_type(d, space)
   Fail: (238) [system] char_type(d, space)
   Call: (238) [system] arg(_364932, v('(', ')', end_of_file), d)
   Fail: (238) [system] arg(_365864, v('(', ')', end_of_file), d)
^  Fail: (237) [user] is_delimiter(d)
   Call: (237) [system] ')'==d
   Fail: (237) [system] ')'==d
   Call: (237) [system] get_char((0x55798e5fad60), d)
   Exit: (237) [system] get_char((0x55798e5fad60), d)
   Call: (237) [system] d=(\)
   Fail: (237) [system] d=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _373214)
   Call: (238) [system] peek_char((0x55798e5fad60), _374148)
   Exit: (238) [system] peek_char((0x55798e5fad60), u)
^  Call: (238) [user] is_delimiter(u)
   Call: (239) [system] char_type(u, space)
   Fail: (239) [system] char_type(u, space)
   Call: (239) [system] arg(_378868, v('(', ')', end_of_file), u)
   Fail: (239) [system] arg(_379800, v('(', ')', end_of_file), u)
^  Fail: (238) [user] is_delimiter(u)
   Call: (238) [system] ')'==u
   Fail: (238) [system] ')'==u
   Call: (238) [system] get_char((0x55798e5fad60), u)
   Exit: (238) [system] get_char((0x55798e5fad60), u)
   Call: (238) [system] u=(\)
   Fail: (238) [system] u=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _387150)
   Call: (239) [system] peek_char((0x55798e5fad60), _388084)
   Exit: (239) [system] peek_char((0x55798e5fad60), c)
^  Call: (239) [user] is_delimiter(c)
   Call: (240) [system] char_type(c, space)
   Fail: (240) [system] char_type(c, space)
   Call: (240) [system] arg(_392804, v('(', ')', end_of_file), c)
   Fail: (240) [system] arg(_393736, v('(', ')', end_of_file), c)
^  Fail: (239) [user] is_delimiter(c)
   Call: (239) [system] ')'==c
   Fail: (239) [system] ')'==c
   Call: (239) [system] get_char((0x55798e5fad60), c)
   Exit: (239) [system] get_char((0x55798e5fad60), c)
   Call: (239) [system] c=(\)
   Fail: (239) [system] c=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _401086)
   Call: (240) [system] peek_char((0x55798e5fad60), _402020)
   Exit: (240) [system] peek_char((0x55798e5fad60), t)
^  Call: (240) [user] is_delimiter(t)
   Call: (241) [system] char_type(t, space)
   Fail: (241) [system] char_type(t, space)
   Call: (241) [system] arg(_406740, v('(', ')', end_of_file), t)
   Fail: (241) [system] arg(_407672, v('(', ')', end_of_file), t)
^  Fail: (240) [user] is_delimiter(t)
   Call: (240) [system] ')'==t
   Fail: (240) [system] ')'==t
   Call: (240) [system] get_char((0x55798e5fad60), t)
   Exit: (240) [system] get_char((0x55798e5fad60), t)
   Call: (240) [system] t=(\)
   Fail: (240) [system] t=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _415022)
   Call: (241) [system] peek_char((0x55798e5fad60), _415956)
   Exit: (241) [system] peek_char((0x55798e5fad60), i)
^  Call: (241) [user] is_delimiter(i)
   Call: (242) [system] char_type(i, space)
   Fail: (242) [system] char_type(i, space)
   Call: (242) [system] arg(_420676, v('(', ')', end_of_file), i)
   Fail: (242) [system] arg(_421608, v('(', ')', end_of_file), i)
^  Fail: (241) [user] is_delimiter(i)
   Call: (241) [system] ')'==i
   Fail: (241) [system] ')'==i
   Call: (241) [system] get_char((0x55798e5fad60), i)
   Exit: (241) [system] get_char((0x55798e5fad60), i)
   Call: (241) [system] i=(\)
   Fail: (241) [system] i=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _428958)
   Call: (242) [system] peek_char((0x55798e5fad60), _429892)
   Exit: (242) [system] peek_char((0x55798e5fad60), o)
^  Call: (242) [user] is_delimiter(o)
   Call: (243) [system] char_type(o, space)
   Fail: (243) [system] char_type(o, space)
   Call: (243) [system] arg(_434612, v('(', ')', end_of_file), o)
   Fail: (243) [system] arg(_435544, v('(', ')', end_of_file), o)
^  Fail: (242) [user] is_delimiter(o)
   Call: (242) [system] ')'==o
   Fail: (242) [system] ')'==o
   Call: (242) [system] get_char((0x55798e5fad60), o)
   Exit: (242) [system] get_char((0x55798e5fad60), o)
   Call: (242) [system] o=(\)
   Fail: (242) [system] o=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _442894)
   Call: (243) [system] peek_char((0x55798e5fad60), _443828)
   Exit: (243) [system] peek_char((0x55798e5fad60), n)
^  Call: (243) [user] is_delimiter(n)
   Call: (244) [system] char_type(n, space)
   Fail: (244) [system] char_type(n, space)
   Call: (244) [system] arg(_448548, v('(', ')', end_of_file), n)
   Fail: (244) [system] arg(_449480, v('(', ')', end_of_file), n)
^  Fail: (243) [user] is_delimiter(n)
   Call: (243) [system] ')'==n
   Fail: (243) [system] ')'==n
   Call: (243) [system] get_char((0x55798e5fad60), n)
   Exit: (243) [system] get_char((0x55798e5fad60), n)
   Call: (243) [system] n=(\)
   Fail: (243) [system] n=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _456830)
   Call: (244) [system] peek_char((0x55798e5fad60), _457764)
   Exit: (244) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (244) [user] is_delimiter(' ')
   Call: (245) [system] char_type(' ', space)
   Exit: (245) [system] char_type(' ', space)
^  Exit: (244) [user] is_delimiter(' ')
   Call: (244) [system] _456830=[]
   Exit: (244) [system] []=[]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (243) [system] _442894=[n]
   Exit: (243) [system] [n]=[n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (242) [system] _428958=[o, n]
   Exit: (242) [system] [o, n]=[o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (241) [system] _415022=[i, o, n]
   Exit: (241) [system] [i, o, n]=[i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (240) [system] _401086=[t, i, o, n]
   Exit: (240) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (239) [system] _387150=[c, t, i, o, n]
   Exit: (239) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (238) [system] _373214=[u, c, t, i, o, n]
   Exit: (238) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (237) [system] _359278=[d, u, c, t, i, o, n]
   Exit: (237) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (236) [system] _345342=[o, d, u, c, t, i, o, n]
   Exit: (236) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (235) [system] _331406=[r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _317470=[t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _303534=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _289598=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _275662=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _261726=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _247790=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _233854=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _219918=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _205982=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _192046=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _178110=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _164174=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _150238=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (221) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _116584)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_528542, _528544), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _116584), _528518, fail)), '$restore_trace'(_528542, _528544))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_528542, _528544))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _116584), _528518, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_116584)
   Fail: (222) [system] atomic(_116584)
   Call: (222) [system] atom_chars(_116584, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (222) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (221) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _537918)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _539776)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _547514)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _550218)
   Exit: (222) [system] peek_char((0x55798e5fad60), a)
   Call: (222) [system] a=(;)
   Fail: (222) [system] a=(;)
^  Call: (222) [user] is_like_space(a)
   Call: (223) [system] char_type(a, 'white')
   Fail: (223) [system] char_type(a, 'white')
   Call: (223) [system] char_type(a, end_of_line)
   Fail: (223) [system] char_type(a, end_of_line)
   Call: (223) [system] char_type(a, space)
   Fail: (223) [system] char_type(a, space)
   Call: (223) [system] char_type(a, cntrl)
   Fail: (223) [system] char_type(a, cntrl)
^  Fail: (222) [user] is_like_space(a)
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _565296)
   Exit: (220) [system] peek_char((0x55798e5fad60), a)
   Call: (220) [system] a=')'
   Fail: (220) [system] a=')'
   Call: (220) [system] a=end_of_file
   Fail: (220) [system] a=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _570866)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _572724)
   Exit: (222) [system] peek_char((0x55798e5fad60), a)
   Call: (222) [system] a=(;)
   Fail: (222) [system] a=(;)
^  Call: (222) [user] is_like_space(a)
   Call: (223) [system] char_type(a, 'white')
   Fail: (223) [system] char_type(a, 'white')
   Call: (223) [system] char_type(a, end_of_line)
   Fail: (223) [system] char_type(a, end_of_line)
   Call: (223) [system] char_type(a, space)
   Fail: (223) [system] char_type(a, space)
   Call: (223) [system] char_type(a, cntrl)
   Fail: (223) [system] char_type(a, cntrl)
^  Fail: (222) [user] is_like_space(a)
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _586878)
   Exit: (221) [system] get_char((0x55798e5fad60), a)
   Call: (221) [system] a='('
   Fail: (221) [system] a='('
   Call: (221) [system] a='['
   Fail: (221) [system] a='['
   Call: (221) [system] a='{'
   Fail: (221) [system] a='{'
   Call: (221) [system] a='"'
   Fail: (221) [system] a='"'
   Call: (221) [system] a=!
   Fail: (221) [system] a=!
   Call: (221) [system] a='\''
   Fail: (221) [system] a='\''
   Call: (221) [system] a='`'
   Fail: (221) [system] a='`'
   Call: (221) [system] a=end_of_file
   Fail: (221) [system] a=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), a, _570866)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _604520)
   Call: (223) [system] peek_char((0x55798e5fad60), _605454)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _604520=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (222) [user] classify_and_convert_charseq(a, [], _570866)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_614764, _614766), once(user:catch(read_from_chars([a], _570866), _614740, fail)), '$restore_trace'(_614764, _614766))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_614764, _614766))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _614740, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(a)
   Exit: (223) [system] atomic(a)
^  Exit: (222) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _622264)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _624122)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _631860)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _634564)
   Exit: (223) [system] peek_char((0x55798e5fad60), a)
   Call: (223) [system] a=(;)
   Fail: (223) [system] a=(;)
^  Call: (223) [user] is_like_space(a)
   Call: (224) [system] char_type(a, 'white')
   Fail: (224) [system] char_type(a, 'white')
   Call: (224) [system] char_type(a, end_of_line)
   Fail: (224) [system] char_type(a, end_of_line)
   Call: (224) [system] char_type(a, space)
   Fail: (224) [system] char_type(a, space)
   Call: (224) [system] char_type(a, cntrl)
   Fail: (224) [system] char_type(a, cntrl)
^  Fail: (223) [user] is_like_space(a)
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _649642)
   Exit: (221) [system] peek_char((0x55798e5fad60), a)
   Call: (221) [system] a=')'
   Fail: (221) [system] a=')'
   Call: (221) [system] a=end_of_file
   Fail: (221) [system] a=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _655212)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _657070)
   Exit: (223) [system] peek_char((0x55798e5fad60), a)
   Call: (223) [system] a=(;)
   Fail: (223) [system] a=(;)
^  Call: (223) [user] is_like_space(a)
   Call: (224) [system] char_type(a, 'white')
   Fail: (224) [system] char_type(a, 'white')
   Call: (224) [system] char_type(a, end_of_line)
   Fail: (224) [system] char_type(a, end_of_line)
   Call: (224) [system] char_type(a, space)
   Fail: (224) [system] char_type(a, space)
   Call: (224) [system] char_type(a, cntrl)
   Fail: (224) [system] char_type(a, cntrl)
^  Fail: (223) [user] is_like_space(a)
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _671224)
   Exit: (222) [system] get_char((0x55798e5fad60), a)
   Call: (222) [system] a='('
   Fail: (222) [system] a='('
   Call: (222) [system] a='['
   Fail: (222) [system] a='['
   Call: (222) [system] a='{'
   Fail: (222) [system] a='{'
   Call: (222) [system] a='"'
   Fail: (222) [system] a='"'
   Call: (222) [system] a=!
   Fail: (222) [system] a=!
   Call: (222) [system] a='\''
   Fail: (222) [system] a='\''
   Call: (222) [system] a='`'
   Fail: (222) [system] a='`'
   Call: (222) [system] a=end_of_file
   Fail: (222) [system] a=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), a, _655212)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _688866)
   Call: (224) [system] peek_char((0x55798e5fad60), _689800)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
^  Call: (224) [user] is_delimiter(')')
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] arg(_694520, v('(', ')', end_of_file), ')')
   Exit: (225) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (224) [user] is_delimiter(')')
   Call: (224) [system] _688866=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (223) [user] classify_and_convert_charseq(a, [], _655212)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_700982, _700984), once(user:catch(read_from_chars([a], _655212), _700958, fail)), '$restore_trace'(_700982, _700984))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_700982, _700984))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _700958, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(a)
   Exit: (224) [system] atomic(a)
^  Exit: (223) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _708482)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _710340)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _724494)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55798e5fad60), _728284)
   Exit: (222) [system] get_char((0x55798e5fad60), ')')
   Call: (222) [system] _708482=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [])
   Call: (221) [system] _622264=[a]
   Exit: (221) [system] [a]=[a]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (220) [system] _537918=[a, a]
   Exit: (220) [system] [a, a]=[a, a]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [a, a])
   Call: (219) [system] _75278=['DisjunctionIntroduction', a, a]
   Exit: (219) [system] ['DisjunctionIntroduction', a, a]=['DisjunctionIntroduction', a, a]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, a])
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, a])
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _742166)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _744024)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _758178)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55798e5fad60), _761968)
   Exit: (218) [system] get_char((0x55798e5fad60), ')')
   Call: (218) [system] _742166=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [])
   Call: (217) [system] _42330=[['DisjunctionIntroduction', a, a]]
   Exit: (217) [system] [['DisjunctionIntroduction', a, a]]=[['DisjunctionIntroduction', a, a]]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', a, a]])
   Call: (216) [system] _5344=[abc, ['DisjunctionIntroduction', a, a]]
   Exit: (216) [system] [abc, ['DisjunctionIntroduction', a, a]]=[abc, ['DisjunctionIntroduction', a, a]]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [abc, ['DisjunctionIntroduction', a, a]])
   Call: (215) [system] _5336=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]
   Exit: (215) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]])
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]])
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _775850)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _777708)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _785446)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _788150)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _803228)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _808798)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _810656)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _824810)
   Exit: (215) [system] get_char((0x55798e5fad60), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _808798)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _830380)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'O')
   Call: (217) [system] 'O'=(;)
   Fail: (217) [system] 'O'=(;)
^  Call: (217) [user] is_like_space('O')
   Call: (218) [system] char_type('O', 'white')
   Fail: (218) [system] char_type('O', 'white')
   Call: (218) [system] char_type('O', end_of_line)
   Fail: (218) [system] char_type('O', end_of_line)
   Call: (218) [system] char_type('O', space)
   Fail: (218) [system] char_type('O', space)
   Call: (218) [system] char_type('O', cntrl)
   Fail: (218) [system] char_type('O', cntrl)
^  Fail: (217) [user] is_like_space('O')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _844534)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'O')
   Call: (216) [system] 'O'=')'
   Fail: (216) [system] 'O'=')'
   Call: (216) [system] 'O'=end_of_file
   Fail: (216) [system] 'O'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _850104)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _851962)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'O')
   Call: (218) [system] 'O'=(;)
   Fail: (218) [system] 'O'=(;)
^  Call: (218) [user] is_like_space('O')
   Call: (219) [system] char_type('O', 'white')
   Fail: (219) [system] char_type('O', 'white')
   Call: (219) [system] char_type('O', end_of_line)
   Fail: (219) [system] char_type('O', end_of_line)
   Call: (219) [system] char_type('O', space)
   Fail: (219) [system] char_type('O', space)
   Call: (219) [system] char_type('O', cntrl)
   Fail: (219) [system] char_type('O', cntrl)
^  Fail: (218) [user] is_like_space('O')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _866116)
   Exit: (217) [system] get_char((0x55798e5fad60), 'O')
   Call: (217) [system] 'O'='('
   Fail: (217) [system] 'O'='('
   Call: (217) [system] 'O'='['
   Fail: (217) [system] 'O'='['
   Call: (217) [system] 'O'='{'
   Fail: (217) [system] 'O'='{'
   Call: (217) [system] 'O'='"'
   Fail: (217) [system] 'O'='"'
   Call: (217) [system] 'O'=!
   Fail: (217) [system] 'O'=!
   Call: (217) [system] 'O'='\''
   Fail: (217) [system] 'O'='\''
   Call: (217) [system] 'O'='`'
   Fail: (217) [system] 'O'='`'
   Call: (217) [system] 'O'=end_of_file
   Fail: (217) [system] 'O'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'O', _850104)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _883758)
   Call: (219) [system] peek_char((0x55798e5fad60), _884692)
   Exit: (219) [system] peek_char((0x55798e5fad60), r)
^  Call: (219) [user] is_delimiter(r)
   Call: (220) [system] char_type(r, space)
   Fail: (220) [system] char_type(r, space)
   Call: (220) [system] arg(_889412, v('(', ')', end_of_file), r)
   Fail: (220) [system] arg(_890344, v('(', ')', end_of_file), r)
^  Fail: (219) [user] is_delimiter(r)
   Call: (219) [system] ')'==r
   Fail: (219) [system] ')'==r
   Call: (219) [system] get_char((0x55798e5fad60), r)
   Exit: (219) [system] get_char((0x55798e5fad60), r)
   Call: (219) [system] r=(\)
   Fail: (219) [system] r=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _897694)
   Call: (220) [system] peek_char((0x55798e5fad60), _898628)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (220) [user] is_delimiter('L')
   Call: (221) [system] char_type('L', space)
   Fail: (221) [system] char_type('L', space)
   Call: (221) [system] arg(_903348, v('(', ')', end_of_file), 'L')
   Fail: (221) [system] arg(_904280, v('(', ')', end_of_file), 'L')
^  Fail: (220) [user] is_delimiter('L')
   Call: (220) [system] ')'=='L'
   Fail: (220) [system] ')'=='L'
   Call: (220) [system] get_char((0x55798e5fad60), 'L')
   Exit: (220) [system] get_char((0x55798e5fad60), 'L')
   Call: (220) [system] 'L'=(\)
   Fail: (220) [system] 'L'=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _911630)
   Call: (221) [system] peek_char((0x55798e5fad60), _912564)
   Exit: (221) [system] peek_char((0x55798e5fad60), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_917284, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_918216, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55798e5fad60), i)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _925566)
   Call: (222) [system] peek_char((0x55798e5fad60), _926500)
   Exit: (222) [system] peek_char((0x55798e5fad60), n)
^  Call: (222) [user] is_delimiter(n)
   Call: (223) [system] char_type(n, space)
   Fail: (223) [system] char_type(n, space)
   Call: (223) [system] arg(_931220, v('(', ')', end_of_file), n)
   Fail: (223) [system] arg(_932152, v('(', ')', end_of_file), n)
^  Fail: (222) [user] is_delimiter(n)
   Call: (222) [system] ')'==n
   Fail: (222) [system] ')'==n
   Call: (222) [system] get_char((0x55798e5fad60), n)
   Exit: (222) [system] get_char((0x55798e5fad60), n)
   Call: (222) [system] n=(\)
   Fail: (222) [system] n=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _939502)
   Call: (223) [system] peek_char((0x55798e5fad60), _940436)
   Exit: (223) [system] peek_char((0x55798e5fad60), k)
^  Call: (223) [user] is_delimiter(k)
   Call: (224) [system] char_type(k, space)
   Fail: (224) [system] char_type(k, space)
   Call: (224) [system] arg(_945156, v('(', ')', end_of_file), k)
   Fail: (224) [system] arg(_946088, v('(', ')', end_of_file), k)
^  Fail: (223) [user] is_delimiter(k)
   Call: (223) [system] ')'==k
   Fail: (223) [system] ')'==k
   Call: (223) [system] get_char((0x55798e5fad60), k)
   Exit: (223) [system] get_char((0x55798e5fad60), k)
   Call: (223) [system] k=(\)
   Fail: (223) [system] k=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _953438)
   Call: (224) [system] peek_char((0x55798e5fad60), _954372)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _953438=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (223) [system] _939502=[k]
   Exit: (223) [system] [k]=[k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (222) [system] _925566=[n, k]
   Exit: (222) [system] [n, k]=[n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (221) [system] _911630=[i, n, k]
   Exit: (221) [system] [i, n, k]=[i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (220) [system] _897694=['L', i, n, k]
   Exit: (220) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (219) [system] _883758=[r, 'L', i, n, k]
   Exit: (219) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (218) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _850104)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_977652, _977654), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _850104), _977628, fail)), '$restore_trace'(_977652, _977654))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_977652, _977654))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _850104), _977628, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_850104)
   Fail: (219) [system] atomic(_850104)
   Call: (219) [system] atom_chars(_850104, ['O', r, 'L', i, n, k])
   Exit: (219) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (218) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _987028)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _988886)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _996624)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _999328)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1014406)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _1019976)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1021834)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _1035988)
   Exit: (218) [system] get_char((0x55798e5fad60), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1019976)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1041558)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'I')
   Call: (220) [system] 'I'=(;)
   Fail: (220) [system] 'I'=(;)
^  Call: (220) [user] is_like_space('I')
   Call: (221) [system] char_type('I', 'white')
   Fail: (221) [system] char_type('I', 'white')
   Call: (221) [system] char_type('I', end_of_line)
   Fail: (221) [system] char_type('I', end_of_line)
   Call: (221) [system] char_type('I', space)
   Fail: (221) [system] char_type('I', space)
   Call: (221) [system] char_type('I', cntrl)
   Fail: (221) [system] char_type('I', cntrl)
^  Fail: (220) [user] is_like_space('I')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1055712)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'I')
   Call: (219) [system] 'I'=')'
   Fail: (219) [system] 'I'=')'
   Call: (219) [system] 'I'=end_of_file
   Fail: (219) [system] 'I'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1061282)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1063140)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'I')
   Call: (221) [system] 'I'=(;)
   Fail: (221) [system] 'I'=(;)
^  Call: (221) [user] is_like_space('I')
   Call: (222) [system] char_type('I', 'white')
   Fail: (222) [system] char_type('I', 'white')
   Call: (222) [system] char_type('I', end_of_line)
   Fail: (222) [system] char_type('I', end_of_line)
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] char_type('I', cntrl)
   Fail: (222) [system] char_type('I', cntrl)
^  Fail: (221) [user] is_like_space('I')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1077294)
   Exit: (220) [system] get_char((0x55798e5fad60), 'I')
   Call: (220) [system] 'I'='('
   Fail: (220) [system] 'I'='('
   Call: (220) [system] 'I'='['
   Fail: (220) [system] 'I'='['
   Call: (220) [system] 'I'='{'
   Fail: (220) [system] 'I'='{'
   Call: (220) [system] 'I'='"'
   Fail: (220) [system] 'I'='"'
   Call: (220) [system] 'I'=!
   Fail: (220) [system] 'I'=!
   Call: (220) [system] 'I'='\''
   Fail: (220) [system] 'I'='\''
   Call: (220) [system] 'I'='`'
   Fail: (220) [system] 'I'='`'
   Call: (220) [system] 'I'=end_of_file
   Fail: (220) [system] 'I'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1061282)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1094936)
   Call: (222) [system] peek_char((0x55798e5fad60), _1095870)
   Exit: (222) [system] peek_char((0x55798e5fad60), m)
^  Call: (222) [user] is_delimiter(m)
   Call: (223) [system] char_type(m, space)
   Fail: (223) [system] char_type(m, space)
   Call: (223) [system] arg(_1100590, v('(', ')', end_of_file), m)
   Fail: (223) [system] arg(_1101522, v('(', ')', end_of_file), m)
^  Fail: (222) [user] is_delimiter(m)
   Call: (222) [system] ')'==m
   Fail: (222) [system] ')'==m
   Call: (222) [system] get_char((0x55798e5fad60), m)
   Exit: (222) [system] get_char((0x55798e5fad60), m)
   Call: (222) [system] m=(\)
   Fail: (222) [system] m=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1108872)
   Call: (223) [system] peek_char((0x55798e5fad60), _1109806)
   Exit: (223) [system] peek_char((0x55798e5fad60), p)
^  Call: (223) [user] is_delimiter(p)
   Call: (224) [system] char_type(p, space)
   Fail: (224) [system] char_type(p, space)
   Call: (224) [system] arg(_1114526, v('(', ')', end_of_file), p)
   Fail: (224) [system] arg(_1115458, v('(', ')', end_of_file), p)
^  Fail: (223) [user] is_delimiter(p)
   Call: (223) [system] ')'==p
   Fail: (223) [system] ')'==p
   Call: (223) [system] get_char((0x55798e5fad60), p)
   Exit: (223) [system] get_char((0x55798e5fad60), p)
   Call: (223) [system] p=(\)
   Fail: (223) [system] p=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1122808)
   Call: (224) [system] peek_char((0x55798e5fad60), _1123742)
   Exit: (224) [system] peek_char((0x55798e5fad60), l)
^  Call: (224) [user] is_delimiter(l)
   Call: (225) [system] char_type(l, space)
   Fail: (225) [system] char_type(l, space)
   Call: (225) [system] arg(_1128462, v('(', ')', end_of_file), l)
   Fail: (225) [system] arg(_1129394, v('(', ')', end_of_file), l)
^  Fail: (224) [user] is_delimiter(l)
   Call: (224) [system] ')'==l
   Fail: (224) [system] ')'==l
   Call: (224) [system] get_char((0x55798e5fad60), l)
   Exit: (224) [system] get_char((0x55798e5fad60), l)
   Call: (224) [system] l=(\)
   Fail: (224) [system] l=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1136744)
   Call: (225) [system] peek_char((0x55798e5fad60), _1137678)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_1142398, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_1143330, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1150680)
   Call: (226) [system] peek_char((0x55798e5fad60), _1151614)
   Exit: (226) [system] peek_char((0x55798e5fad60), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_1156334, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_1157266, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55798e5fad60), c)
   Exit: (226) [system] get_char((0x55798e5fad60), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1164616)
   Call: (227) [system] peek_char((0x55798e5fad60), _1165550)
   Exit: (227) [system] peek_char((0x55798e5fad60), a)
^  Call: (227) [user] is_delimiter(a)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] arg(_1170270, v('(', ')', end_of_file), a)
   Fail: (228) [system] arg(_1171202, v('(', ')', end_of_file), a)
^  Fail: (227) [user] is_delimiter(a)
   Call: (227) [system] ')'==a
   Fail: (227) [system] ')'==a
   Call: (227) [system] get_char((0x55798e5fad60), a)
   Exit: (227) [system] get_char((0x55798e5fad60), a)
   Call: (227) [system] a=(\)
   Fail: (227) [system] a=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1178552)
   Call: (228) [system] peek_char((0x55798e5fad60), _1179486)
   Exit: (228) [system] peek_char((0x55798e5fad60), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_1184206, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_1185138, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55798e5fad60), t)
   Exit: (228) [system] get_char((0x55798e5fad60), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1192488)
   Call: (229) [system] peek_char((0x55798e5fad60), _1193422)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1198142, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1199074, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1206424)
   Call: (230) [system] peek_char((0x55798e5fad60), _1207358)
   Exit: (230) [system] peek_char((0x55798e5fad60), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_1212078, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_1213010, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55798e5fad60), o)
   Exit: (230) [system] get_char((0x55798e5fad60), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1220360)
   Call: (231) [system] peek_char((0x55798e5fad60), _1221294)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1226014, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1226946, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1234296)
   Call: (232) [system] peek_char((0x55798e5fad60), _1235230)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _1234296=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (231) [system] _1220360=[n]
   Exit: (231) [system] [n]=[n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (230) [system] _1206424=[o, n]
   Exit: (230) [system] [o, n]=[o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (229) [system] _1192488=[i, o, n]
   Exit: (229) [system] [i, o, n]=[i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (228) [system] _1178552=[t, i, o, n]
   Exit: (228) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (227) [system] _1164616=[a, t, i, o, n]
   Exit: (227) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (226) [system] _1150680=[c, a, t, i, o, n]
   Exit: (226) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (225) [system] _1136744=[i, c, a, t, i, o, n]
   Exit: (225) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (224) [system] _1122808=[l, i, c, a, t, i, o, n]
   Exit: (224) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (223) [system] _1108872=[p, l, i, c, a, t, i, o, n]
   Exit: (223) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (222) [system] _1094936=[m, p, l, i, c, a, t, i, o, n]
   Exit: (222) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (221) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1061282)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_1272480, _1272482), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1061282), _1272456, fail)), '$restore_trace'(_1272480, _1272482))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_1272480, _1272482))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1061282), _1272456, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_1061282)
   Fail: (222) [system] atomic(_1061282)
   Call: (222) [system] atom_chars(_1061282, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (222) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (221) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1281856)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1283714)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _1291452)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1294156)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1309234)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1314804)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1316662)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1330816)
   Exit: (221) [system] get_char((0x55798e5fad60), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1314804)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1336386)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'=(;)
   Fail: (223) [system] 'A'=(;)
^  Call: (223) [user] is_like_space('A')
   Call: (224) [system] char_type('A', 'white')
   Fail: (224) [system] char_type('A', 'white')
   Call: (224) [system] char_type('A', end_of_line)
   Fail: (224) [system] char_type('A', end_of_line)
   Call: (224) [system] char_type('A', space)
   Fail: (224) [system] char_type('A', space)
   Call: (224) [system] char_type('A', cntrl)
   Fail: (224) [system] char_type('A', cntrl)
^  Fail: (223) [user] is_like_space('A')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1350540)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=')'
   Fail: (222) [system] 'A'=')'
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1356110)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1357968)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1372122)
   Exit: (223) [system] get_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'='('
   Fail: (223) [system] 'A'='('
   Call: (223) [system] 'A'='['
   Fail: (223) [system] 'A'='['
   Call: (223) [system] 'A'='{'
   Fail: (223) [system] 'A'='{'
   Call: (223) [system] 'A'='"'
   Fail: (223) [system] 'A'='"'
   Call: (223) [system] 'A'=!
   Fail: (223) [system] 'A'=!
   Call: (223) [system] 'A'='\''
   Fail: (223) [system] 'A'='\''
   Call: (223) [system] 'A'='`'
   Fail: (223) [system] 'A'='`'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1356110)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1389764)
   Call: (225) [system] peek_char((0x55798e5fad60), _1390698)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_1395418, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_1396350, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1403700)
   Call: (226) [system] peek_char((0x55798e5fad60), _1404634)
   Exit: (226) [system] peek_char((0x55798e5fad60), d)
^  Call: (226) [user] is_delimiter(d)
   Call: (227) [system] char_type(d, space)
   Fail: (227) [system] char_type(d, space)
   Call: (227) [system] arg(_1409354, v('(', ')', end_of_file), d)
   Fail: (227) [system] arg(_1410286, v('(', ')', end_of_file), d)
^  Fail: (226) [user] is_delimiter(d)
   Call: (226) [system] ')'==d
   Fail: (226) [system] ')'==d
   Call: (226) [system] get_char((0x55798e5fad60), d)
   Exit: (226) [system] get_char((0x55798e5fad60), d)
   Call: (226) [system] d=(\)
   Fail: (226) [system] d=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1417636)
   Call: (227) [system] peek_char((0x55798e5fad60), _1418570)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (227) [user] is_delimiter('L')
   Call: (228) [system] char_type('L', space)
   Fail: (228) [system] char_type('L', space)
   Call: (228) [system] arg(_1423290, v('(', ')', end_of_file), 'L')
   Fail: (228) [system] arg(_1424222, v('(', ')', end_of_file), 'L')
^  Fail: (227) [user] is_delimiter('L')
   Call: (227) [system] ')'=='L'
   Fail: (227) [system] ')'=='L'
   Call: (227) [system] get_char((0x55798e5fad60), 'L')
   Exit: (227) [system] get_char((0x55798e5fad60), 'L')
   Call: (227) [system] 'L'=(\)
   Fail: (227) [system] 'L'=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1431572)
   Call: (228) [system] peek_char((0x55798e5fad60), _1432506)
   Exit: (228) [system] peek_char((0x55798e5fad60), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_1437226, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_1438158, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55798e5fad60), i)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1445508)
   Call: (229) [system] peek_char((0x55798e5fad60), _1446442)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_1451162, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_1452094, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1459444)
   Call: (230) [system] peek_char((0x55798e5fad60), _1460378)
   Exit: (230) [system] peek_char((0x55798e5fad60), k)
^  Call: (230) [user] is_delimiter(k)
   Call: (231) [system] char_type(k, space)
   Fail: (231) [system] char_type(k, space)
   Call: (231) [system] arg(_1465098, v('(', ')', end_of_file), k)
   Fail: (231) [system] arg(_1466030, v('(', ')', end_of_file), k)
^  Fail: (230) [user] is_delimiter(k)
   Call: (230) [system] ')'==k
   Fail: (230) [system] ')'==k
   Call: (230) [system] get_char((0x55798e5fad60), k)
   Exit: (230) [system] get_char((0x55798e5fad60), k)
   Call: (230) [system] k=(\)
   Fail: (230) [system] k=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1473380)
   Call: (231) [system] peek_char((0x55798e5fad60), _1474314)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1473380=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (230) [system] _1459444=[k]
   Exit: (230) [system] [k]=[k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (229) [system] _1445508=[n, k]
   Exit: (229) [system] [n, k]=[n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (228) [system] _1431572=[i, n, k]
   Exit: (228) [system] [i, n, k]=[i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (227) [system] _1417636=['L', i, n, k]
   Exit: (227) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (226) [system] _1403700=[d, 'L', i, n, k]
   Exit: (226) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (225) [system] _1389764=[n, d, 'L', i, n, k]
   Exit: (225) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (224) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1356110)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1500388, _1500390), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1356110), _1500364, fail)), '$restore_trace'(_1500388, _1500390))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1500388, _1500390))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1356110), _1500364, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_1356110)
   Fail: (225) [system] atomic(_1356110)
   Call: (225) [system] atom_chars(_1356110, ['A', n, d, 'L', i, n, k])
   Exit: (225) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (224) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1509764)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1511622)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _1519360)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1522064)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1537142)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'=')'
   Fail: (223) [system] 'A'=')'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1542712)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1544570)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1558724)
   Exit: (224) [system] get_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'='('
   Fail: (224) [system] 'A'='('
   Call: (224) [system] 'A'='['
   Fail: (224) [system] 'A'='['
   Call: (224) [system] 'A'='{'
   Fail: (224) [system] 'A'='{'
   Call: (224) [system] 'A'='"'
   Fail: (224) [system] 'A'='"'
   Call: (224) [system] 'A'=!
   Fail: (224) [system] 'A'=!
   Call: (224) [system] 'A'='\''
   Fail: (224) [system] 'A'='\''
   Call: (224) [system] 'A'='`'
   Fail: (224) [system] 'A'='`'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1542712)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1576366)
   Call: (226) [system] peek_char((0x55798e5fad60), _1577300)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _1576366=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (225) [user] classify_and_convert_charseq('A', [], _1542712)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1586610, _1586612), once(user:catch(read_from_chars(['A'], _1542712), _1586586, fail)), '$restore_trace'(_1586610, _1586612))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1586610, _1586612))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1542712), _1586586, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_1542712)
   Fail: (226) [system] atomic(_1542712)
   Call: (226) [system] atom_chars(_1542712, ['A'])
   Exit: (226) [system] atom_chars('A', ['A'])
^  Exit: (225) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1595986)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1597844)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _1605582)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1608286)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'B')
   Call: (226) [system] 'B'=(;)
   Fail: (226) [system] 'B'=(;)
^  Call: (226) [user] is_like_space('B')
   Call: (227) [system] char_type('B', 'white')
   Fail: (227) [system] char_type('B', 'white')
   Call: (227) [system] char_type('B', end_of_line)
   Fail: (227) [system] char_type('B', end_of_line)
   Call: (227) [system] char_type('B', space)
   Fail: (227) [system] char_type('B', space)
   Call: (227) [system] char_type('B', cntrl)
   Fail: (227) [system] char_type('B', cntrl)
^  Fail: (226) [user] is_like_space('B')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1623364)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'B')
   Call: (224) [system] 'B'=')'
   Fail: (224) [system] 'B'=')'
   Call: (224) [system] 'B'=end_of_file
   Fail: (224) [system] 'B'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1628934)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1630792)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'B')
   Call: (226) [system] 'B'=(;)
   Fail: (226) [system] 'B'=(;)
^  Call: (226) [user] is_like_space('B')
   Call: (227) [system] char_type('B', 'white')
   Fail: (227) [system] char_type('B', 'white')
   Call: (227) [system] char_type('B', end_of_line)
   Fail: (227) [system] char_type('B', end_of_line)
   Call: (227) [system] char_type('B', space)
   Fail: (227) [system] char_type('B', space)
   Call: (227) [system] char_type('B', cntrl)
   Fail: (227) [system] char_type('B', cntrl)
^  Fail: (226) [user] is_like_space('B')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1644946)
   Exit: (225) [system] get_char((0x55798e5fad60), 'B')
   Call: (225) [system] 'B'='('
   Fail: (225) [system] 'B'='('
   Call: (225) [system] 'B'='['
   Fail: (225) [system] 'B'='['
   Call: (225) [system] 'B'='{'
   Fail: (225) [system] 'B'='{'
   Call: (225) [system] 'B'='"'
   Fail: (225) [system] 'B'='"'
   Call: (225) [system] 'B'=!
   Fail: (225) [system] 'B'=!
   Call: (225) [system] 'B'='\''
   Fail: (225) [system] 'B'='\''
   Call: (225) [system] 'B'='`'
   Fail: (225) [system] 'B'='`'
   Call: (225) [system] 'B'=end_of_file
   Fail: (225) [system] 'B'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1628934)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1662588)
   Call: (227) [system] peek_char((0x55798e5fad60), _1663522)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
^  Call: (227) [user] is_delimiter(')')
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] arg(_1668242, v('(', ')', end_of_file), ')')
   Exit: (228) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (227) [user] is_delimiter(')')
   Call: (227) [system] _1662588=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (226) [user] classify_and_convert_charseq('B', [], _1628934)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1674704, _1674706), once(user:catch(read_from_chars(['B'], _1628934), _1674680, fail)), '$restore_trace'(_1674704, _1674706))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1674704, _1674706))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1628934), _1674680, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1628934)
   Fail: (227) [system] atomic(_1628934)
   Call: (227) [system] atom_chars(_1628934, ['B'])
   Exit: (227) [system] atom_chars('B', ['B'])
^  Exit: (226) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1684080)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1685938)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1700092)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55798e5fad60), _1703882)
   Exit: (225) [system] get_char((0x55798e5fad60), ')')
   Call: (225) [system] _1684080=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [])
   Call: (224) [system] _1595986=['B']
   Exit: (224) [system] ['B']=['B']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (223) [system] _1509764=['A', 'B']
   Exit: (223) [system] ['A', 'B']=['A', 'B']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (222) [system] _1314804=['AndLink', 'A', 'B']
   Exit: (222) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1717764)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1719622)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _1727360)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1730064)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'C')
   Call: (223) [system] 'C'=(;)
   Fail: (223) [system] 'C'=(;)
^  Call: (223) [user] is_like_space('C')
   Call: (224) [system] char_type('C', 'white')
   Fail: (224) [system] char_type('C', 'white')
   Call: (224) [system] char_type('C', end_of_line)
   Fail: (224) [system] char_type('C', end_of_line)
   Call: (224) [system] char_type('C', space)
   Fail: (224) [system] char_type('C', space)
   Call: (224) [system] char_type('C', cntrl)
   Fail: (224) [system] char_type('C', cntrl)
^  Fail: (223) [user] is_like_space('C')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1745142)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'C')
   Call: (221) [system] 'C'=')'
   Fail: (221) [system] 'C'=')'
   Call: (221) [system] 'C'=end_of_file
   Fail: (221) [system] 'C'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1750712)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1752570)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'C')
   Call: (223) [system] 'C'=(;)
   Fail: (223) [system] 'C'=(;)
^  Call: (223) [user] is_like_space('C')
   Call: (224) [system] char_type('C', 'white')
   Fail: (224) [system] char_type('C', 'white')
   Call: (224) [system] char_type('C', end_of_line)
   Fail: (224) [system] char_type('C', end_of_line)
   Call: (224) [system] char_type('C', space)
   Fail: (224) [system] char_type('C', space)
   Call: (224) [system] char_type('C', cntrl)
   Fail: (224) [system] char_type('C', cntrl)
^  Fail: (223) [user] is_like_space('C')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1766724)
   Exit: (222) [system] get_char((0x55798e5fad60), 'C')
   Call: (222) [system] 'C'='('
   Fail: (222) [system] 'C'='('
   Call: (222) [system] 'C'='['
   Fail: (222) [system] 'C'='['
   Call: (222) [system] 'C'='{'
   Fail: (222) [system] 'C'='{'
   Call: (222) [system] 'C'='"'
   Fail: (222) [system] 'C'='"'
   Call: (222) [system] 'C'=!
   Fail: (222) [system] 'C'=!
   Call: (222) [system] 'C'='\''
   Fail: (222) [system] 'C'='\''
   Call: (222) [system] 'C'='`'
   Fail: (222) [system] 'C'='`'
   Call: (222) [system] 'C'=end_of_file
   Fail: (222) [system] 'C'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1750712)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1784366)
   Call: (224) [system] peek_char((0x55798e5fad60), _1785300)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
^  Call: (224) [user] is_delimiter(')')
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] arg(_1790020, v('(', ')', end_of_file), ')')
   Exit: (225) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (224) [user] is_delimiter(')')
   Call: (224) [system] _1784366=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (223) [user] classify_and_convert_charseq('C', [], _1750712)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1796482, _1796484), once(user:catch(read_from_chars(['C'], _1750712), _1796458, fail)), '$restore_trace'(_1796482, _1796484))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1796482, _1796484))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1750712), _1796458, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_1750712)
   Fail: (224) [system] atomic(_1750712)
   Call: (224) [system] atom_chars(_1750712, ['C'])
   Exit: (224) [system] atom_chars('C', ['C'])
^  Exit: (223) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1805858)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1807716)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1821870)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55798e5fad60), _1825660)
   Exit: (222) [system] get_char((0x55798e5fad60), ')')
   Call: (222) [system] _1805858=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [])
   Call: (221) [system] _1717764=['C']
   Exit: (221) [system] ['C']=['C']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (220) [system] _1281856=[['AndLink', 'A', 'B'], 'C']
   Exit: (220) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (219) [system] _1019976=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (219) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1839542)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1841400)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _1849138)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1851842)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1866920)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1872490)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1874348)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1888502)
   Exit: (219) [system] get_char((0x55798e5fad60), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1872490)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1894072)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'O')
   Call: (221) [system] 'O'=(;)
   Fail: (221) [system] 'O'=(;)
^  Call: (221) [user] is_like_space('O')
   Call: (222) [system] char_type('O', 'white')
   Fail: (222) [system] char_type('O', 'white')
   Call: (222) [system] char_type('O', end_of_line)
   Fail: (222) [system] char_type('O', end_of_line)
   Call: (222) [system] char_type('O', space)
   Fail: (222) [system] char_type('O', space)
   Call: (222) [system] char_type('O', cntrl)
   Fail: (222) [system] char_type('O', cntrl)
^  Fail: (221) [user] is_like_space('O')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1908226)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'O')
   Call: (220) [system] 'O'=')'
   Fail: (220) [system] 'O'=')'
   Call: (220) [system] 'O'=end_of_file
   Fail: (220) [system] 'O'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1913796)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1915654)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'O')
   Call: (222) [system] 'O'=(;)
   Fail: (222) [system] 'O'=(;)
^  Call: (222) [user] is_like_space('O')
   Call: (223) [system] char_type('O', 'white')
   Fail: (223) [system] char_type('O', 'white')
   Call: (223) [system] char_type('O', end_of_line)
   Fail: (223) [system] char_type('O', end_of_line)
   Call: (223) [system] char_type('O', space)
   Fail: (223) [system] char_type('O', space)
   Call: (223) [system] char_type('O', cntrl)
   Fail: (223) [system] char_type('O', cntrl)
^  Fail: (222) [user] is_like_space('O')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1929808)
   Exit: (221) [system] get_char((0x55798e5fad60), 'O')
   Call: (221) [system] 'O'='('
   Fail: (221) [system] 'O'='('
   Call: (221) [system] 'O'='['
   Fail: (221) [system] 'O'='['
   Call: (221) [system] 'O'='{'
   Fail: (221) [system] 'O'='{'
   Call: (221) [system] 'O'='"'
   Fail: (221) [system] 'O'='"'
   Call: (221) [system] 'O'=!
   Fail: (221) [system] 'O'=!
   Call: (221) [system] 'O'='\''
   Fail: (221) [system] 'O'='\''
   Call: (221) [system] 'O'='`'
   Fail: (221) [system] 'O'='`'
   Call: (221) [system] 'O'=end_of_file
   Fail: (221) [system] 'O'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1913796)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1947450)
   Call: (223) [system] peek_char((0x55798e5fad60), _1948384)
   Exit: (223) [system] peek_char((0x55798e5fad60), r)
^  Call: (223) [user] is_delimiter(r)
   Call: (224) [system] char_type(r, space)
   Fail: (224) [system] char_type(r, space)
   Call: (224) [system] arg(_1953104, v('(', ')', end_of_file), r)
   Fail: (224) [system] arg(_1954036, v('(', ')', end_of_file), r)
^  Fail: (223) [user] is_delimiter(r)
   Call: (223) [system] ')'==r
   Fail: (223) [system] ')'==r
   Call: (223) [system] get_char((0x55798e5fad60), r)
   Exit: (223) [system] get_char((0x55798e5fad60), r)
   Call: (223) [system] r=(\)
   Fail: (223) [system] r=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1961386)
   Call: (224) [system] peek_char((0x55798e5fad60), _1962320)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (224) [user] is_delimiter('L')
   Call: (225) [system] char_type('L', space)
   Fail: (225) [system] char_type('L', space)
   Call: (225) [system] arg(_1967040, v('(', ')', end_of_file), 'L')
   Fail: (225) [system] arg(_1967972, v('(', ')', end_of_file), 'L')
^  Fail: (224) [user] is_delimiter('L')
   Call: (224) [system] ')'=='L'
   Fail: (224) [system] ')'=='L'
   Call: (224) [system] get_char((0x55798e5fad60), 'L')
   Exit: (224) [system] get_char((0x55798e5fad60), 'L')
   Call: (224) [system] 'L'=(\)
   Fail: (224) [system] 'L'=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1975322)
   Call: (225) [system] peek_char((0x55798e5fad60), _1976256)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_1980976, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_1981908, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1989258)
   Call: (226) [system] peek_char((0x55798e5fad60), _1990192)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_1994912, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_1995844, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _2003194)
   Call: (227) [system] peek_char((0x55798e5fad60), _2004128)
   Exit: (227) [system] peek_char((0x55798e5fad60), k)
^  Call: (227) [user] is_delimiter(k)
   Call: (228) [system] char_type(k, space)
   Fail: (228) [system] char_type(k, space)
   Call: (228) [system] arg(_2008848, v('(', ')', end_of_file), k)
   Fail: (228) [system] arg(_2009780, v('(', ')', end_of_file), k)
^  Fail: (227) [user] is_delimiter(k)
   Call: (227) [system] ')'==k
   Fail: (227) [system] ')'==k
   Call: (227) [system] get_char((0x55798e5fad60), k)
   Exit: (227) [system] get_char((0x55798e5fad60), k)
   Call: (227) [system] k=(\)
   Fail: (227) [system] k=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _2017130)
   Call: (228) [system] peek_char((0x55798e5fad60), _2018064)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _2017130=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (227) [system] _2003194=[k]
   Exit: (227) [system] [k]=[k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (226) [system] _1989258=[n, k]
   Exit: (226) [system] [n, k]=[n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (225) [system] _1975322=[i, n, k]
   Exit: (225) [system] [i, n, k]=[i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (224) [system] _1961386=['L', i, n, k]
   Exit: (224) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (223) [system] _1947450=[r, 'L', i, n, k]
   Exit: (223) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (222) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1913796)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_2041344, _2041346), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1913796), _2041320, fail)), '$restore_trace'(_2041344, _2041346))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_2041344, _2041346))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1913796), _2041320, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_1913796)
   Fail: (223) [system] atomic(_1913796)
   Call: (223) [system] atom_chars(_1913796, ['O', r, 'L', i, n, k])
   Exit: (223) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (222) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _2050720)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _2052578)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _2060316)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _2063020)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'B')
   Call: (223) [system] 'B'=(;)
   Fail: (223) [system] 'B'=(;)
^  Call: (223) [user] is_like_space('B')
   Call: (224) [system] char_type('B', 'white')
   Fail: (224) [system] char_type('B', 'white')
   Call: (224) [system] char_type('B', end_of_line)
   Fail: (224) [system] char_type('B', end_of_line)
   Call: (224) [system] char_type('B', space)
   Fail: (224) [system] char_type('B', space)
   Call: (224) [system] char_type('B', cntrl)
   Fail: (224) [system] char_type('B', cntrl)
^  Fail: (223) [user] is_like_space('B')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _2078098)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'B')
   Call: (221) [system] 'B'=')'
   Fail: (221) [system] 'B'=')'
   Call: (221) [system] 'B'=end_of_file
   Fail: (221) [system] 'B'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _2083668)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _2085526)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'B')
   Call: (223) [system] 'B'=(;)
   Fail: (223) [system] 'B'=(;)
^  Call: (223) [user] is_like_space('B')
   Call: (224) [system] char_type('B', 'white')
   Fail: (224) [system] char_type('B', 'white')
   Call: (224) [system] char_type('B', end_of_line)
   Fail: (224) [system] char_type('B', end_of_line)
   Call: (224) [system] char_type('B', space)
   Fail: (224) [system] char_type('B', space)
   Call: (224) [system] char_type('B', cntrl)
   Fail: (224) [system] char_type('B', cntrl)
^  Fail: (223) [user] is_like_space('B')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _8172)
   Exit: (222) [system] get_char((0x55798e5fad60), 'B')
   Call: (222) [system] 'B'='('
   Fail: (222) [system] 'B'='('
   Call: (222) [system] 'B'='['
   Fail: (222) [system] 'B'='['
   Call: (222) [system] 'B'='{'
   Fail: (222) [system] 'B'='{'
   Call: (222) [system] 'B'='"'
   Fail: (222) [system] 'B'='"'
   Call: (222) [system] 'B'=!
   Fail: (222) [system] 'B'=!
   Call: (222) [system] 'B'='\''
   Fail: (222) [system] 'B'='\''
   Call: (222) [system] 'B'='`'
   Fail: (222) [system] 'B'='`'
   Call: (222) [system] 'B'=end_of_file
   Fail: (222) [system] 'B'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'B', _5444)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _25814)
   Call: (224) [system] peek_char((0x55798e5fad60), _26748)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _25814=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (223) [user] classify_and_convert_charseq('B', [], _5444)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_36058, _36060), once(user:catch(read_from_chars(['B'], _5444), _36034, fail)), '$restore_trace'(_36058, _36060))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_36058, _36060))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _5444), _36034, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_5444)
   Fail: (224) [system] atomic(_5444)
   Call: (224) [system] atom_chars(_5444, ['B'])
   Exit: (224) [system] atom_chars('B', ['B'])
^  Exit: (223) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _45434)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _47292)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _55030)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _57734)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _72812)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'A')
   Call: (222) [system] 'A'=')'
   Fail: (222) [system] 'A'=')'
   Call: (222) [system] 'A'=end_of_file
   Fail: (222) [system] 'A'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _78382)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _80240)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _94394)
   Exit: (223) [system] get_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'='('
   Fail: (223) [system] 'A'='('
   Call: (223) [system] 'A'='['
   Fail: (223) [system] 'A'='['
   Call: (223) [system] 'A'='{'
   Fail: (223) [system] 'A'='{'
   Call: (223) [system] 'A'='"'
   Fail: (223) [system] 'A'='"'
   Call: (223) [system] 'A'=!
   Fail: (223) [system] 'A'=!
   Call: (223) [system] 'A'='\''
   Fail: (223) [system] 'A'='\''
   Call: (223) [system] 'A'='`'
   Fail: (223) [system] 'A'='`'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'A', _78382)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _112036)
   Call: (225) [system] peek_char((0x55798e5fad60), _112970)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
^  Call: (225) [user] is_delimiter(')')
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] arg(_117690, v('(', ')', end_of_file), ')')
   Exit: (226) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (225) [user] is_delimiter(')')
   Call: (225) [system] _112036=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (224) [user] classify_and_convert_charseq('A', [], _78382)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_124152, _124154), once(user:catch(read_from_chars(['A'], _78382), _124128, fail)), '$restore_trace'(_124152, _124154))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_124152, _124154))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _78382), _124128, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_78382)
   Fail: (225) [system] atomic(_78382)
   Call: (225) [system] atom_chars(_78382, ['A'])
   Exit: (225) [system] atom_chars('A', ['A'])
^  Exit: (224) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _133528)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _135386)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _149540)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55798e5fad60), _153330)
   Exit: (223) [system] get_char((0x55798e5fad60), ')')
   Call: (223) [system] _133528=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [])
   Call: (222) [system] _45434=['A']
   Exit: (222) [system] ['A']=['A']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (221) [system] _5440=['B', 'A']
   Exit: (221) [system] ['B', 'A']=['B', 'A']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['B', 'A'])
   Call: (220) [system] _5432=['OrLink', 'B', 'A']
   Exit: (220) [system] ['OrLink', 'B', 'A']=['OrLink', 'B', 'A']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'B', 'A'])
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'B', 'A'])
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _167212)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _169070)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _183224)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55798e5fad60), _187014)
   Exit: (219) [system] get_char((0x55798e5fad60), ')')
   Call: (219) [system] _167212=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [])
   Call: (218) [system] _5428=[['OrLink', 'B', 'A']]
   Exit: (218) [system] [['OrLink', 'B', 'A']]=[['OrLink', 'B', 'A']]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'B', 'A']])
   Call: (217) [system] _5386=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]
   Exit: (217) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']])
   Call: (216) [system] _5378=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]
   Exit: (216) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']])
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']])
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _200896)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _202754)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=(;)
   Fail: (216) [system] ')'=(;)
^  Call: (216) [user] is_like_space(')')
   Call: (217) [system] char_type(')', 'white')
   Fail: (217) [system] char_type(')', 'white')
   Call: (217) [system] char_type(')', end_of_line)
   Fail: (217) [system] char_type(')', end_of_line)
   Call: (217) [system] char_type(')', space)
   Fail: (217) [system] char_type(')', space)
   Call: (217) [system] char_type(')', cntrl)
   Fail: (217) [system] char_type(')', cntrl)
^  Fail: (216) [user] is_like_space(')')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _216908)
   Exit: (215) [system] peek_char((0x55798e5fad60), ')')
   Call: (215) [system] ')'=')'
   Exit: (215) [system] ')'=')'
   Call: (215) [system] get_char((0x55798e5fad60), _220698)
   Exit: (215) [system] get_char((0x55798e5fad60), ')')
   Call: (215) [system] _200896=[]
   Exit: (215) [system] []=[]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [])
   Call: (214) [system] _5374=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]
   Exit: (214) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]])
   Call: (213) [system] _5332=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]
   Exit: (213) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]])
   Call: (212) [system] _5324=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]
   Exit: (212) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]]
^  Exit: (211) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]])
^  Exit: (210) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'B', 'A']]])
^  Call: (210) [user] read_list(')', (0x55798e5fad60), _234580)
^  Call: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _236438)
   Exit: (212) [system] peek_char((0x55798e5fad60), '\n')
   Call: (212) [system] '\n'=(;)
   Fail: (212) [system] '\n'=(;)
^  Call: (212) [user] is_like_space('\n')
   Call: (213) [system] char_type('\n', 'white')
   Fail: (213) [system] char_type('\n', 'white')
   Call: (213) [system] char_type('\n', end_of_line)
   Exit: (213) [system] char_type('\n', end_of_line)
^  Exit: (212) [user] is_like_space('\n')
   Call: (212) [system] get_char((0x55798e5fad60), _246032)
   Exit: (212) [system] get_char((0x55798e5fad60), '\n')
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _248736)
   Exit: (213) [system] peek_char((0x55798e5fad60), ' ')
   Call: (213) [system] ' '=(;)
   Fail: (213) [system] ' '=(;)
^  Call: (213) [user] is_like_space(' ')
   Call: (214) [system] char_type(' ', 'white')
   Exit: (214) [system] char_type(' ', 'white')
^  Exit: (213) [user] is_like_space(' ')
   Call: (213) [system] get_char((0x55798e5fad60), _256474)
   Exit: (213) [system] get_char((0x55798e5fad60), ' ')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _259178)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
^  Exit: (211) [user] skip_spaces((0x55798e5fad60))
   Call: (211) [system] peek_char((0x55798e5fad60), _275180)
   Exit: (211) [system] peek_char((0x55798e5fad60), '(')
   Call: (211) [system] '('=')'
   Fail: (211) [system] '('=')'
   Call: (211) [system] '('=end_of_file
   Fail: (211) [system] '('=end_of_file
^  Call: (211) [user] cont_sexpr(')', (0x55798e5fad60), _280750)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _282608)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=(;)
   Fail: (213) [system] '('=(;)
^  Call: (213) [user] is_like_space('(')
   Call: (214) [system] char_type('(', 'white')
   Fail: (214) [system] char_type('(', 'white')
   Call: (214) [system] char_type('(', end_of_line)
   Fail: (214) [system] char_type('(', end_of_line)
   Call: (214) [system] char_type('(', space)
   Fail: (214) [system] char_type('(', space)
   Call: (214) [system] char_type('(', cntrl)
   Fail: (214) [system] char_type('(', cntrl)
^  Fail: (213) [user] is_like_space('(')
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] get_char((0x55798e5fad60), _296762)
   Exit: (212) [system] get_char((0x55798e5fad60), '(')
   Call: (212) [system] '('='('
   Exit: (212) [system] '('='('
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _280750)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _302332)
   Exit: (214) [system] peek_char((0x55798e5fad60), :)
   Call: (214) [system] (:)=(;)
   Fail: (214) [system] (:)=(;)
^  Call: (214) [user] is_like_space(:)
   Call: (215) [system] char_type(:, 'white')
   Fail: (215) [system] char_type(:, 'white')
   Call: (215) [system] char_type(:, end_of_line)
   Fail: (215) [system] char_type(:, end_of_line)
   Call: (215) [system] char_type(:, space)
   Fail: (215) [system] char_type(:, space)
   Call: (215) [system] char_type(:, cntrl)
   Fail: (215) [system] char_type(:, cntrl)
^  Fail: (214) [user] is_like_space(:)
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _316486)
   Exit: (213) [system] peek_char((0x55798e5fad60), :)
   Call: (213) [system] (:)=')'
   Fail: (213) [system] (:)=')'
   Call: (213) [system] (:)=end_of_file
   Fail: (213) [system] (:)=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _322056)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _323914)
   Exit: (215) [system] peek_char((0x55798e5fad60), :)
   Call: (215) [system] (:)=(;)
   Fail: (215) [system] (:)=(;)
^  Call: (215) [user] is_like_space(:)
   Call: (216) [system] char_type(:, 'white')
   Fail: (216) [system] char_type(:, 'white')
   Call: (216) [system] char_type(:, end_of_line)
   Fail: (216) [system] char_type(:, end_of_line)
   Call: (216) [system] char_type(:, space)
   Fail: (216) [system] char_type(:, space)
   Call: (216) [system] char_type(:, cntrl)
   Fail: (216) [system] char_type(:, cntrl)
^  Fail: (215) [user] is_like_space(:)
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _338068)
   Exit: (214) [system] get_char((0x55798e5fad60), :)
   Call: (214) [system] (:)='('
   Fail: (214) [system] (:)='('
   Call: (214) [system] (:)='['
   Fail: (214) [system] (:)='['
   Call: (214) [system] (:)='{'
   Fail: (214) [system] (:)='{'
   Call: (214) [system] (:)='"'
   Fail: (214) [system] (:)='"'
   Call: (214) [system] (:)=!
   Fail: (214) [system] (:)=!
   Call: (214) [system] (:)='\''
   Fail: (214) [system] (:)='\''
   Call: (214) [system] (:)='`'
   Fail: (214) [system] (:)='`'
   Call: (214) [system] (:)=end_of_file
   Fail: (214) [system] (:)=end_of_file
^  Call: (214) [user] read_symbolic(')', (0x55798e5fad60), :, _322056)
^  Call: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), _355710)
   Call: (216) [system] peek_char((0x55798e5fad60), _356644)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (216) [user] is_delimiter(' ')
   Call: (217) [system] char_type(' ', space)
   Exit: (217) [system] char_type(' ', space)
^  Exit: (216) [user] is_delimiter(' ')
   Call: (216) [system] _355710=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (215) [user] classify_and_convert_charseq(:, [], _322056)
^  Call: (217) [system] setup_call_cleanup('$notrace'(_365954, _365956), once(user:catch(read_from_chars([:], _322056), _365930, fail)), '$restore_trace'(_365954, _365956))
^  Call: (218) [system] sig_atomic(system:'$notrace'(_365954, _365956))
^  Exit: (217) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _365930, fail)), system:'$restore_trace'(3, -1))
   Call: (216) [system] atomic(:)
   Exit: (216) [system] atomic(:)
^  Exit: (215) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (214) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _373454)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _375312)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _383050)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _385754)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _400832)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _406402)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _408260)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _422414)
   Exit: (215) [system] get_char((0x55798e5fad60), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _406402)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _427984)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'D')
   Call: (217) [system] 'D'=(;)
   Fail: (217) [system] 'D'=(;)
^  Call: (217) [user] is_like_space('D')
   Call: (218) [system] char_type('D', 'white')
   Fail: (218) [system] char_type('D', 'white')
   Call: (218) [system] char_type('D', end_of_line)
   Fail: (218) [system] char_type('D', end_of_line)
   Call: (218) [system] char_type('D', space)
   Fail: (218) [system] char_type('D', space)
   Call: (218) [system] char_type('D', cntrl)
   Fail: (218) [system] char_type('D', cntrl)
^  Fail: (217) [user] is_like_space('D')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _442138)
   Exit: (216) [system] peek_char((0x55798e5fad60), 'D')
   Call: (216) [system] 'D'=')'
   Fail: (216) [system] 'D'=')'
   Call: (216) [system] 'D'=end_of_file
   Fail: (216) [system] 'D'=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _447708)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _449566)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'D')
   Call: (218) [system] 'D'=(;)
   Fail: (218) [system] 'D'=(;)
^  Call: (218) [user] is_like_space('D')
   Call: (219) [system] char_type('D', 'white')
   Fail: (219) [system] char_type('D', 'white')
   Call: (219) [system] char_type('D', end_of_line)
   Fail: (219) [system] char_type('D', end_of_line)
   Call: (219) [system] char_type('D', space)
   Fail: (219) [system] char_type('D', space)
   Call: (219) [system] char_type('D', cntrl)
   Fail: (219) [system] char_type('D', cntrl)
^  Fail: (218) [user] is_like_space('D')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _463720)
   Exit: (217) [system] get_char((0x55798e5fad60), 'D')
   Call: (217) [system] 'D'='('
   Fail: (217) [system] 'D'='('
   Call: (217) [system] 'D'='['
   Fail: (217) [system] 'D'='['
   Call: (217) [system] 'D'='{'
   Fail: (217) [system] 'D'='{'
   Call: (217) [system] 'D'='"'
   Fail: (217) [system] 'D'='"'
   Call: (217) [system] 'D'=!
   Fail: (217) [system] 'D'=!
   Call: (217) [system] 'D'='\''
   Fail: (217) [system] 'D'='\''
   Call: (217) [system] 'D'='`'
   Fail: (217) [system] 'D'='`'
   Call: (217) [system] 'D'=end_of_file
   Fail: (217) [system] 'D'=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), 'D', _447708)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _481362)
   Call: (219) [system] peek_char((0x55798e5fad60), _482296)
   Exit: (219) [system] peek_char((0x55798e5fad60), i)
^  Call: (219) [user] is_delimiter(i)
   Call: (220) [system] char_type(i, space)
   Fail: (220) [system] char_type(i, space)
   Call: (220) [system] arg(_487016, v('(', ')', end_of_file), i)
   Fail: (220) [system] arg(_487948, v('(', ')', end_of_file), i)
^  Fail: (219) [user] is_delimiter(i)
   Call: (219) [system] ')'==i
   Fail: (219) [system] ')'==i
   Call: (219) [system] get_char((0x55798e5fad60), i)
   Exit: (219) [system] get_char((0x55798e5fad60), i)
   Call: (219) [system] i=(\)
   Fail: (219) [system] i=(\)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _495298)
   Call: (220) [system] peek_char((0x55798e5fad60), _496232)
   Exit: (220) [system] peek_char((0x55798e5fad60), s)
^  Call: (220) [user] is_delimiter(s)
   Call: (221) [system] char_type(s, space)
   Fail: (221) [system] char_type(s, space)
   Call: (221) [system] arg(_500952, v('(', ')', end_of_file), s)
   Fail: (221) [system] arg(_501884, v('(', ')', end_of_file), s)
^  Fail: (220) [user] is_delimiter(s)
   Call: (220) [system] ')'==s
   Fail: (220) [system] ')'==s
   Call: (220) [system] get_char((0x55798e5fad60), s)
   Exit: (220) [system] get_char((0x55798e5fad60), s)
   Call: (220) [system] s=(\)
   Fail: (220) [system] s=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _509234)
   Call: (221) [system] peek_char((0x55798e5fad60), _510168)
   Exit: (221) [system] peek_char((0x55798e5fad60), j)
^  Call: (221) [user] is_delimiter(j)
   Call: (222) [system] char_type(j, space)
   Fail: (222) [system] char_type(j, space)
   Call: (222) [system] arg(_514888, v('(', ')', end_of_file), j)
   Fail: (222) [system] arg(_515820, v('(', ')', end_of_file), j)
^  Fail: (221) [user] is_delimiter(j)
   Call: (221) [system] ')'==j
   Fail: (221) [system] ')'==j
   Call: (221) [system] get_char((0x55798e5fad60), j)
   Exit: (221) [system] get_char((0x55798e5fad60), j)
   Call: (221) [system] j=(\)
   Fail: (221) [system] j=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _523170)
   Call: (222) [system] peek_char((0x55798e5fad60), _524104)
   Exit: (222) [system] peek_char((0x55798e5fad60), u)
^  Call: (222) [user] is_delimiter(u)
   Call: (223) [system] char_type(u, space)
   Fail: (223) [system] char_type(u, space)
   Call: (223) [system] arg(_528824, v('(', ')', end_of_file), u)
   Fail: (223) [system] arg(_529756, v('(', ')', end_of_file), u)
^  Fail: (222) [user] is_delimiter(u)
   Call: (222) [system] ')'==u
   Fail: (222) [system] ')'==u
   Call: (222) [system] get_char((0x55798e5fad60), u)
   Exit: (222) [system] get_char((0x55798e5fad60), u)
   Call: (222) [system] u=(\)
   Fail: (222) [system] u=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _537106)
   Call: (223) [system] peek_char((0x55798e5fad60), _538040)
   Exit: (223) [system] peek_char((0x55798e5fad60), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_542760, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_543692, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55798e5fad60), n)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _551042)
   Call: (224) [system] peek_char((0x55798e5fad60), _551976)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
^  Call: (224) [user] is_delimiter(c)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] arg(_556696, v('(', ')', end_of_file), c)
   Fail: (225) [system] arg(_557628, v('(', ')', end_of_file), c)
^  Fail: (224) [user] is_delimiter(c)
   Call: (224) [system] ')'==c
   Fail: (224) [system] ')'==c
   Call: (224) [system] get_char((0x55798e5fad60), c)
   Exit: (224) [system] get_char((0x55798e5fad60), c)
   Call: (224) [system] c=(\)
   Fail: (224) [system] c=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _564978)
   Call: (225) [system] peek_char((0x55798e5fad60), _565912)
   Exit: (225) [system] peek_char((0x55798e5fad60), t)
^  Call: (225) [user] is_delimiter(t)
   Call: (226) [system] char_type(t, space)
   Fail: (226) [system] char_type(t, space)
   Call: (226) [system] arg(_570632, v('(', ')', end_of_file), t)
   Fail: (226) [system] arg(_571564, v('(', ')', end_of_file), t)
^  Fail: (225) [user] is_delimiter(t)
   Call: (225) [system] ')'==t
   Fail: (225) [system] ')'==t
   Call: (225) [system] get_char((0x55798e5fad60), t)
   Exit: (225) [system] get_char((0x55798e5fad60), t)
   Call: (225) [system] t=(\)
   Fail: (225) [system] t=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _578914)
   Call: (226) [system] peek_char((0x55798e5fad60), _579848)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_584568, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_585500, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _592850)
   Call: (227) [system] peek_char((0x55798e5fad60), _593784)
   Exit: (227) [system] peek_char((0x55798e5fad60), o)
^  Call: (227) [user] is_delimiter(o)
   Call: (228) [system] char_type(o, space)
   Fail: (228) [system] char_type(o, space)
   Call: (228) [system] arg(_598504, v('(', ')', end_of_file), o)
   Fail: (228) [system] arg(_599436, v('(', ')', end_of_file), o)
^  Fail: (227) [user] is_delimiter(o)
   Call: (227) [system] ')'==o
   Fail: (227) [system] ')'==o
   Call: (227) [system] get_char((0x55798e5fad60), o)
   Exit: (227) [system] get_char((0x55798e5fad60), o)
   Call: (227) [system] o=(\)
   Fail: (227) [system] o=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _606786)
   Call: (228) [system] peek_char((0x55798e5fad60), _607720)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_612440, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_613372, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _620722)
   Call: (229) [system] peek_char((0x55798e5fad60), _621656)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (229) [user] is_delimiter('I')
   Call: (230) [system] char_type('I', space)
   Fail: (230) [system] char_type('I', space)
   Call: (230) [system] arg(_626376, v('(', ')', end_of_file), 'I')
   Fail: (230) [system] arg(_627308, v('(', ')', end_of_file), 'I')
^  Fail: (229) [user] is_delimiter('I')
   Call: (229) [system] ')'=='I'
   Fail: (229) [system] ')'=='I'
   Call: (229) [system] get_char((0x55798e5fad60), 'I')
   Exit: (229) [system] get_char((0x55798e5fad60), 'I')
   Call: (229) [system] 'I'=(\)
   Fail: (229) [system] 'I'=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _634658)
   Call: (230) [system] peek_char((0x55798e5fad60), _635592)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_640312, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_641244, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _648594)
   Call: (231) [system] peek_char((0x55798e5fad60), _649528)
   Exit: (231) [system] peek_char((0x55798e5fad60), t)
^  Call: (231) [user] is_delimiter(t)
   Call: (232) [system] char_type(t, space)
   Fail: (232) [system] char_type(t, space)
   Call: (232) [system] arg(_654248, v('(', ')', end_of_file), t)
   Fail: (232) [system] arg(_655180, v('(', ')', end_of_file), t)
^  Fail: (231) [user] is_delimiter(t)
   Call: (231) [system] ')'==t
   Fail: (231) [system] ')'==t
   Call: (231) [system] get_char((0x55798e5fad60), t)
   Exit: (231) [system] get_char((0x55798e5fad60), t)
   Call: (231) [system] t=(\)
   Fail: (231) [system] t=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _662530)
   Call: (232) [system] peek_char((0x55798e5fad60), _663464)
   Exit: (232) [system] peek_char((0x55798e5fad60), r)
^  Call: (232) [user] is_delimiter(r)
   Call: (233) [system] char_type(r, space)
   Fail: (233) [system] char_type(r, space)
   Call: (233) [system] arg(_668184, v('(', ')', end_of_file), r)
   Fail: (233) [system] arg(_669116, v('(', ')', end_of_file), r)
^  Fail: (232) [user] is_delimiter(r)
   Call: (232) [system] ')'==r
   Fail: (232) [system] ')'==r
   Call: (232) [system] get_char((0x55798e5fad60), r)
   Exit: (232) [system] get_char((0x55798e5fad60), r)
   Call: (232) [system] r=(\)
   Fail: (232) [system] r=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _676466)
   Call: (233) [system] peek_char((0x55798e5fad60), _677400)
   Exit: (233) [system] peek_char((0x55798e5fad60), o)
^  Call: (233) [user] is_delimiter(o)
   Call: (234) [system] char_type(o, space)
   Fail: (234) [system] char_type(o, space)
   Call: (234) [system] arg(_682120, v('(', ')', end_of_file), o)
   Fail: (234) [system] arg(_683052, v('(', ')', end_of_file), o)
^  Fail: (233) [user] is_delimiter(o)
   Call: (233) [system] ')'==o
   Fail: (233) [system] ')'==o
   Call: (233) [system] get_char((0x55798e5fad60), o)
   Exit: (233) [system] get_char((0x55798e5fad60), o)
   Call: (233) [system] o=(\)
   Fail: (233) [system] o=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _690402)
   Call: (234) [system] peek_char((0x55798e5fad60), _691336)
   Exit: (234) [system] peek_char((0x55798e5fad60), d)
^  Call: (234) [user] is_delimiter(d)
   Call: (235) [system] char_type(d, space)
   Fail: (235) [system] char_type(d, space)
   Call: (235) [system] arg(_696056, v('(', ')', end_of_file), d)
   Fail: (235) [system] arg(_696988, v('(', ')', end_of_file), d)
^  Fail: (234) [user] is_delimiter(d)
   Call: (234) [system] ')'==d
   Fail: (234) [system] ')'==d
   Call: (234) [system] get_char((0x55798e5fad60), d)
   Exit: (234) [system] get_char((0x55798e5fad60), d)
   Call: (234) [system] d=(\)
   Fail: (234) [system] d=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _704338)
   Call: (235) [system] peek_char((0x55798e5fad60), _705272)
   Exit: (235) [system] peek_char((0x55798e5fad60), u)
^  Call: (235) [user] is_delimiter(u)
   Call: (236) [system] char_type(u, space)
   Fail: (236) [system] char_type(u, space)
   Call: (236) [system] arg(_709992, v('(', ')', end_of_file), u)
   Fail: (236) [system] arg(_710924, v('(', ')', end_of_file), u)
^  Fail: (235) [user] is_delimiter(u)
   Call: (235) [system] ')'==u
   Fail: (235) [system] ')'==u
   Call: (235) [system] get_char((0x55798e5fad60), u)
   Exit: (235) [system] get_char((0x55798e5fad60), u)
   Call: (235) [system] u=(\)
   Fail: (235) [system] u=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _718274)
   Call: (236) [system] peek_char((0x55798e5fad60), _719208)
   Exit: (236) [system] peek_char((0x55798e5fad60), c)
^  Call: (236) [user] is_delimiter(c)
   Call: (237) [system] char_type(c, space)
   Fail: (237) [system] char_type(c, space)
   Call: (237) [system] arg(_723928, v('(', ')', end_of_file), c)
   Fail: (237) [system] arg(_724860, v('(', ')', end_of_file), c)
^  Fail: (236) [user] is_delimiter(c)
   Call: (236) [system] ')'==c
   Fail: (236) [system] ')'==c
   Call: (236) [system] get_char((0x55798e5fad60), c)
   Exit: (236) [system] get_char((0x55798e5fad60), c)
   Call: (236) [system] c=(\)
   Fail: (236) [system] c=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _732210)
   Call: (237) [system] peek_char((0x55798e5fad60), _733144)
   Exit: (237) [system] peek_char((0x55798e5fad60), t)
^  Call: (237) [user] is_delimiter(t)
   Call: (238) [system] char_type(t, space)
   Fail: (238) [system] char_type(t, space)
   Call: (238) [system] arg(_737864, v('(', ')', end_of_file), t)
   Fail: (238) [system] arg(_738796, v('(', ')', end_of_file), t)
^  Fail: (237) [user] is_delimiter(t)
   Call: (237) [system] ')'==t
   Fail: (237) [system] ')'==t
   Call: (237) [system] get_char((0x55798e5fad60), t)
   Exit: (237) [system] get_char((0x55798e5fad60), t)
   Call: (237) [system] t=(\)
   Fail: (237) [system] t=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _746146)
   Call: (238) [system] peek_char((0x55798e5fad60), _747080)
   Exit: (238) [system] peek_char((0x55798e5fad60), i)
^  Call: (238) [user] is_delimiter(i)
   Call: (239) [system] char_type(i, space)
   Fail: (239) [system] char_type(i, space)
   Call: (239) [system] arg(_751800, v('(', ')', end_of_file), i)
   Fail: (239) [system] arg(_752732, v('(', ')', end_of_file), i)
^  Fail: (238) [user] is_delimiter(i)
   Call: (238) [system] ')'==i
   Fail: (238) [system] ')'==i
   Call: (238) [system] get_char((0x55798e5fad60), i)
   Exit: (238) [system] get_char((0x55798e5fad60), i)
   Call: (238) [system] i=(\)
   Fail: (238) [system] i=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _760082)
   Call: (239) [system] peek_char((0x55798e5fad60), _761016)
   Exit: (239) [system] peek_char((0x55798e5fad60), o)
^  Call: (239) [user] is_delimiter(o)
   Call: (240) [system] char_type(o, space)
   Fail: (240) [system] char_type(o, space)
   Call: (240) [system] arg(_765736, v('(', ')', end_of_file), o)
   Fail: (240) [system] arg(_766668, v('(', ')', end_of_file), o)
^  Fail: (239) [user] is_delimiter(o)
   Call: (239) [system] ')'==o
   Fail: (239) [system] ')'==o
   Call: (239) [system] get_char((0x55798e5fad60), o)
   Exit: (239) [system] get_char((0x55798e5fad60), o)
   Call: (239) [system] o=(\)
   Fail: (239) [system] o=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _774018)
   Call: (240) [system] peek_char((0x55798e5fad60), _774952)
   Exit: (240) [system] peek_char((0x55798e5fad60), n)
^  Call: (240) [user] is_delimiter(n)
   Call: (241) [system] char_type(n, space)
   Fail: (241) [system] char_type(n, space)
   Call: (241) [system] arg(_779672, v('(', ')', end_of_file), n)
   Fail: (241) [system] arg(_780604, v('(', ')', end_of_file), n)
^  Fail: (240) [user] is_delimiter(n)
   Call: (240) [system] ')'==n
   Fail: (240) [system] ')'==n
   Call: (240) [system] get_char((0x55798e5fad60), n)
   Exit: (240) [system] get_char((0x55798e5fad60), n)
   Call: (240) [system] n=(\)
   Fail: (240) [system] n=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _787954)
   Call: (241) [system] peek_char((0x55798e5fad60), _788888)
   Exit: (241) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (241) [user] is_delimiter(' ')
   Call: (242) [system] char_type(' ', space)
   Exit: (242) [system] char_type(' ', space)
^  Exit: (241) [user] is_delimiter(' ')
   Call: (241) [system] _787954=[]
   Exit: (241) [system] []=[]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (240) [system] _774018=[n]
   Exit: (240) [system] [n]=[n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (239) [system] _760082=[o, n]
   Exit: (239) [system] [o, n]=[o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (238) [system] _746146=[i, o, n]
   Exit: (238) [system] [i, o, n]=[i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (237) [system] _732210=[t, i, o, n]
   Exit: (237) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (236) [system] _718274=[c, t, i, o, n]
   Exit: (236) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (235) [system] _704338=[u, c, t, i, o, n]
   Exit: (235) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (234) [system] _690402=[d, u, c, t, i, o, n]
   Exit: (234) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (233) [system] _676466=[o, d, u, c, t, i, o, n]
   Exit: (233) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (232) [system] _662530=[r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _648594=[t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _634658=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _620722=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _606786=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _592850=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _578914=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _564978=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _551042=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _537106=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _523170=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _509234=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _495298=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (219) [system] _481362=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (219) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (218) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _447708)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_859666, _859668), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _447708), _859642, fail)), '$restore_trace'(_859666, _859668))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_859666, _859668))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _447708), _859642, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(_447708)
   Fail: (219) [system] atomic(_447708)
   Call: (219) [system] atom_chars(_447708, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (219) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (218) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _869042)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _870900)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _878638)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _881342)
   Exit: (219) [system] peek_char((0x55798e5fad60), a)
   Call: (219) [system] a=(;)
   Fail: (219) [system] a=(;)
^  Call: (219) [user] is_like_space(a)
   Call: (220) [system] char_type(a, 'white')
   Fail: (220) [system] char_type(a, 'white')
   Call: (220) [system] char_type(a, end_of_line)
   Fail: (220) [system] char_type(a, end_of_line)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] char_type(a, cntrl)
   Fail: (220) [system] char_type(a, cntrl)
^  Fail: (219) [user] is_like_space(a)
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _896420)
   Exit: (217) [system] peek_char((0x55798e5fad60), a)
   Call: (217) [system] a=')'
   Fail: (217) [system] a=')'
   Call: (217) [system] a=end_of_file
   Fail: (217) [system] a=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _901990)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _903848)
   Exit: (219) [system] peek_char((0x55798e5fad60), a)
   Call: (219) [system] a=(;)
   Fail: (219) [system] a=(;)
^  Call: (219) [user] is_like_space(a)
   Call: (220) [system] char_type(a, 'white')
   Fail: (220) [system] char_type(a, 'white')
   Call: (220) [system] char_type(a, end_of_line)
   Fail: (220) [system] char_type(a, end_of_line)
   Call: (220) [system] char_type(a, space)
   Fail: (220) [system] char_type(a, space)
   Call: (220) [system] char_type(a, cntrl)
   Fail: (220) [system] char_type(a, cntrl)
^  Fail: (219) [user] is_like_space(a)
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _918002)
   Exit: (218) [system] get_char((0x55798e5fad60), a)
   Call: (218) [system] a='('
   Fail: (218) [system] a='('
   Call: (218) [system] a='['
   Fail: (218) [system] a='['
   Call: (218) [system] a='{'
   Fail: (218) [system] a='{'
   Call: (218) [system] a='"'
   Fail: (218) [system] a='"'
   Call: (218) [system] a=!
   Fail: (218) [system] a=!
   Call: (218) [system] a='\''
   Fail: (218) [system] a='\''
   Call: (218) [system] a='`'
   Fail: (218) [system] a='`'
   Call: (218) [system] a=end_of_file
   Fail: (218) [system] a=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), a, _901990)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _935644)
   Call: (220) [system] peek_char((0x55798e5fad60), _936578)
   Exit: (220) [system] peek_char((0x55798e5fad60), b)
^  Call: (220) [user] is_delimiter(b)
   Call: (221) [system] char_type(b, space)
   Fail: (221) [system] char_type(b, space)
   Call: (221) [system] arg(_941298, v('(', ')', end_of_file), b)
   Fail: (221) [system] arg(_942230, v('(', ')', end_of_file), b)
^  Fail: (220) [user] is_delimiter(b)
   Call: (220) [system] ')'==b
   Fail: (220) [system] ')'==b
   Call: (220) [system] get_char((0x55798e5fad60), b)
   Exit: (220) [system] get_char((0x55798e5fad60), b)
   Call: (220) [system] b=(\)
   Fail: (220) [system] b=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _949580)
   Call: (221) [system] peek_char((0x55798e5fad60), _950514)
   Exit: (221) [system] peek_char((0x55798e5fad60), c)
^  Call: (221) [user] is_delimiter(c)
   Call: (222) [system] char_type(c, space)
   Fail: (222) [system] char_type(c, space)
   Call: (222) [system] arg(_955234, v('(', ')', end_of_file), c)
   Fail: (222) [system] arg(_956166, v('(', ')', end_of_file), c)
^  Fail: (221) [user] is_delimiter(c)
   Call: (221) [system] ')'==c
   Fail: (221) [system] ')'==c
   Call: (221) [system] get_char((0x55798e5fad60), c)
   Exit: (221) [system] get_char((0x55798e5fad60), c)
   Call: (221) [system] c=(\)
   Fail: (221) [system] c=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _963516)
   Call: (222) [system] peek_char((0x55798e5fad60), _964450)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _963516=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (221) [system] _949580=[c]
   Exit: (221) [system] [c]=[c]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (220) [system] _935644=[b, c]
   Exit: (220) [system] [b, c]=[b, c]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (219) [user] classify_and_convert_charseq(a, [b, c], _901990)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_979348, _979350), once(user:catch(read_from_chars([a, b, c], _901990), _979324, fail)), '$restore_trace'(_979348, _979350))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_979348, _979350))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _979324, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(abc)
   Exit: (220) [system] atomic(abc)
^  Exit: (219) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _986848)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _988706)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _996444)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _999148)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1014226)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1019796)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1021654)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1035808)
   Exit: (219) [system] get_char((0x55798e5fad60), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1019796)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1041378)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'D')
   Call: (221) [system] 'D'=(;)
   Fail: (221) [system] 'D'=(;)
^  Call: (221) [user] is_like_space('D')
   Call: (222) [system] char_type('D', 'white')
   Fail: (222) [system] char_type('D', 'white')
   Call: (222) [system] char_type('D', end_of_line)
   Fail: (222) [system] char_type('D', end_of_line)
   Call: (222) [system] char_type('D', space)
   Fail: (222) [system] char_type('D', space)
   Call: (222) [system] char_type('D', cntrl)
   Fail: (222) [system] char_type('D', cntrl)
^  Fail: (221) [user] is_like_space('D')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1055532)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'D')
   Call: (220) [system] 'D'=')'
   Fail: (220) [system] 'D'=')'
   Call: (220) [system] 'D'=end_of_file
   Fail: (220) [system] 'D'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1061102)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1062960)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'D')
   Call: (222) [system] 'D'=(;)
   Fail: (222) [system] 'D'=(;)
^  Call: (222) [user] is_like_space('D')
   Call: (223) [system] char_type('D', 'white')
   Fail: (223) [system] char_type('D', 'white')
   Call: (223) [system] char_type('D', end_of_line)
   Fail: (223) [system] char_type('D', end_of_line)
   Call: (223) [system] char_type('D', space)
   Fail: (223) [system] char_type('D', space)
   Call: (223) [system] char_type('D', cntrl)
   Fail: (223) [system] char_type('D', cntrl)
^  Fail: (222) [user] is_like_space('D')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1077114)
   Exit: (221) [system] get_char((0x55798e5fad60), 'D')
   Call: (221) [system] 'D'='('
   Fail: (221) [system] 'D'='('
   Call: (221) [system] 'D'='['
   Fail: (221) [system] 'D'='['
   Call: (221) [system] 'D'='{'
   Fail: (221) [system] 'D'='{'
   Call: (221) [system] 'D'='"'
   Fail: (221) [system] 'D'='"'
   Call: (221) [system] 'D'=!
   Fail: (221) [system] 'D'=!
   Call: (221) [system] 'D'='\''
   Fail: (221) [system] 'D'='\''
   Call: (221) [system] 'D'='`'
   Fail: (221) [system] 'D'='`'
   Call: (221) [system] 'D'=end_of_file
   Fail: (221) [system] 'D'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1061102)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1094756)
   Call: (223) [system] peek_char((0x55798e5fad60), _1095690)
   Exit: (223) [system] peek_char((0x55798e5fad60), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_1100410, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_1101342, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55798e5fad60), i)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1108692)
   Call: (224) [system] peek_char((0x55798e5fad60), _1109626)
   Exit: (224) [system] peek_char((0x55798e5fad60), s)
^  Call: (224) [user] is_delimiter(s)
   Call: (225) [system] char_type(s, space)
   Fail: (225) [system] char_type(s, space)
   Call: (225) [system] arg(_1114346, v('(', ')', end_of_file), s)
   Fail: (225) [system] arg(_1115278, v('(', ')', end_of_file), s)
^  Fail: (224) [user] is_delimiter(s)
   Call: (224) [system] ')'==s
   Fail: (224) [system] ')'==s
   Call: (224) [system] get_char((0x55798e5fad60), s)
   Exit: (224) [system] get_char((0x55798e5fad60), s)
   Call: (224) [system] s=(\)
   Fail: (224) [system] s=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1122628)
   Call: (225) [system] peek_char((0x55798e5fad60), _1123562)
   Exit: (225) [system] peek_char((0x55798e5fad60), j)
^  Call: (225) [user] is_delimiter(j)
   Call: (226) [system] char_type(j, space)
   Fail: (226) [system] char_type(j, space)
   Call: (226) [system] arg(_1128282, v('(', ')', end_of_file), j)
   Fail: (226) [system] arg(_1129214, v('(', ')', end_of_file), j)
^  Fail: (225) [user] is_delimiter(j)
   Call: (225) [system] ')'==j
   Fail: (225) [system] ')'==j
   Call: (225) [system] get_char((0x55798e5fad60), j)
   Exit: (225) [system] get_char((0x55798e5fad60), j)
   Call: (225) [system] j=(\)
   Fail: (225) [system] j=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1136564)
   Call: (226) [system] peek_char((0x55798e5fad60), _1137498)
   Exit: (226) [system] peek_char((0x55798e5fad60), u)
^  Call: (226) [user] is_delimiter(u)
   Call: (227) [system] char_type(u, space)
   Fail: (227) [system] char_type(u, space)
   Call: (227) [system] arg(_1142218, v('(', ')', end_of_file), u)
   Fail: (227) [system] arg(_1143150, v('(', ')', end_of_file), u)
^  Fail: (226) [user] is_delimiter(u)
   Call: (226) [system] ')'==u
   Fail: (226) [system] ')'==u
   Call: (226) [system] get_char((0x55798e5fad60), u)
   Exit: (226) [system] get_char((0x55798e5fad60), u)
   Call: (226) [system] u=(\)
   Fail: (226) [system] u=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1150500)
   Call: (227) [system] peek_char((0x55798e5fad60), _1151434)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_1156154, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_1157086, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1164436)
   Call: (228) [system] peek_char((0x55798e5fad60), _1165370)
   Exit: (228) [system] peek_char((0x55798e5fad60), c)
^  Call: (228) [user] is_delimiter(c)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] arg(_1170090, v('(', ')', end_of_file), c)
   Fail: (229) [system] arg(_1171022, v('(', ')', end_of_file), c)
^  Fail: (228) [user] is_delimiter(c)
   Call: (228) [system] ')'==c
   Fail: (228) [system] ')'==c
   Call: (228) [system] get_char((0x55798e5fad60), c)
   Exit: (228) [system] get_char((0x55798e5fad60), c)
   Call: (228) [system] c=(\)
   Fail: (228) [system] c=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1178372)
   Call: (229) [system] peek_char((0x55798e5fad60), _1179306)
   Exit: (229) [system] peek_char((0x55798e5fad60), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_1184026, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_1184958, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55798e5fad60), t)
   Exit: (229) [system] get_char((0x55798e5fad60), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1192308)
   Call: (230) [system] peek_char((0x55798e5fad60), _1193242)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_1197962, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_1198894, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1206244)
   Call: (231) [system] peek_char((0x55798e5fad60), _1207178)
   Exit: (231) [system] peek_char((0x55798e5fad60), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_1211898, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_1212830, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55798e5fad60), o)
   Exit: (231) [system] get_char((0x55798e5fad60), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1220180)
   Call: (232) [system] peek_char((0x55798e5fad60), _1221114)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_1225834, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_1226766, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1234116)
   Call: (233) [system] peek_char((0x55798e5fad60), _1235050)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (233) [user] is_delimiter('I')
   Call: (234) [system] char_type('I', space)
   Fail: (234) [system] char_type('I', space)
   Call: (234) [system] arg(_1239770, v('(', ')', end_of_file), 'I')
   Fail: (234) [system] arg(_1240702, v('(', ')', end_of_file), 'I')
^  Fail: (233) [user] is_delimiter('I')
   Call: (233) [system] ')'=='I'
   Fail: (233) [system] ')'=='I'
   Call: (233) [system] get_char((0x55798e5fad60), 'I')
   Exit: (233) [system] get_char((0x55798e5fad60), 'I')
   Call: (233) [system] 'I'=(\)
   Fail: (233) [system] 'I'=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1248052)
   Call: (234) [system] peek_char((0x55798e5fad60), _1248986)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_1253706, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_1254638, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1261988)
   Call: (235) [system] peek_char((0x55798e5fad60), _1262922)
   Exit: (235) [system] peek_char((0x55798e5fad60), t)
^  Call: (235) [user] is_delimiter(t)
   Call: (236) [system] char_type(t, space)
   Fail: (236) [system] char_type(t, space)
   Call: (236) [system] arg(_1267642, v('(', ')', end_of_file), t)
   Fail: (236) [system] arg(_1268574, v('(', ')', end_of_file), t)
^  Fail: (235) [user] is_delimiter(t)
   Call: (235) [system] ')'==t
   Fail: (235) [system] ')'==t
   Call: (235) [system] get_char((0x55798e5fad60), t)
   Exit: (235) [system] get_char((0x55798e5fad60), t)
   Call: (235) [system] t=(\)
   Fail: (235) [system] t=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1275924)
   Call: (236) [system] peek_char((0x55798e5fad60), _1276858)
   Exit: (236) [system] peek_char((0x55798e5fad60), r)
^  Call: (236) [user] is_delimiter(r)
   Call: (237) [system] char_type(r, space)
   Fail: (237) [system] char_type(r, space)
   Call: (237) [system] arg(_1281578, v('(', ')', end_of_file), r)
   Fail: (237) [system] arg(_1282510, v('(', ')', end_of_file), r)
^  Fail: (236) [user] is_delimiter(r)
   Call: (236) [system] ')'==r
   Fail: (236) [system] ')'==r
   Call: (236) [system] get_char((0x55798e5fad60), r)
   Exit: (236) [system] get_char((0x55798e5fad60), r)
   Call: (236) [system] r=(\)
   Fail: (236) [system] r=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1289860)
   Call: (237) [system] peek_char((0x55798e5fad60), _1290794)
   Exit: (237) [system] peek_char((0x55798e5fad60), o)
^  Call: (237) [user] is_delimiter(o)
   Call: (238) [system] char_type(o, space)
   Fail: (238) [system] char_type(o, space)
   Call: (238) [system] arg(_1295514, v('(', ')', end_of_file), o)
   Fail: (238) [system] arg(_1296446, v('(', ')', end_of_file), o)
^  Fail: (237) [user] is_delimiter(o)
   Call: (237) [system] ')'==o
   Fail: (237) [system] ')'==o
   Call: (237) [system] get_char((0x55798e5fad60), o)
   Exit: (237) [system] get_char((0x55798e5fad60), o)
   Call: (237) [system] o=(\)
   Fail: (237) [system] o=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1303796)
   Call: (238) [system] peek_char((0x55798e5fad60), _1304730)
   Exit: (238) [system] peek_char((0x55798e5fad60), d)
^  Call: (238) [user] is_delimiter(d)
   Call: (239) [system] char_type(d, space)
   Fail: (239) [system] char_type(d, space)
   Call: (239) [system] arg(_1309450, v('(', ')', end_of_file), d)
   Fail: (239) [system] arg(_1310382, v('(', ')', end_of_file), d)
^  Fail: (238) [user] is_delimiter(d)
   Call: (238) [system] ')'==d
   Fail: (238) [system] ')'==d
   Call: (238) [system] get_char((0x55798e5fad60), d)
   Exit: (238) [system] get_char((0x55798e5fad60), d)
   Call: (238) [system] d=(\)
   Fail: (238) [system] d=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1317732)
   Call: (239) [system] peek_char((0x55798e5fad60), _1318666)
   Exit: (239) [system] peek_char((0x55798e5fad60), u)
^  Call: (239) [user] is_delimiter(u)
   Call: (240) [system] char_type(u, space)
   Fail: (240) [system] char_type(u, space)
   Call: (240) [system] arg(_1323386, v('(', ')', end_of_file), u)
   Fail: (240) [system] arg(_1324318, v('(', ')', end_of_file), u)
^  Fail: (239) [user] is_delimiter(u)
   Call: (239) [system] ')'==u
   Fail: (239) [system] ')'==u
   Call: (239) [system] get_char((0x55798e5fad60), u)
   Exit: (239) [system] get_char((0x55798e5fad60), u)
   Call: (239) [system] u=(\)
   Fail: (239) [system] u=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1331668)
   Call: (240) [system] peek_char((0x55798e5fad60), _1332602)
   Exit: (240) [system] peek_char((0x55798e5fad60), c)
^  Call: (240) [user] is_delimiter(c)
   Call: (241) [system] char_type(c, space)
   Fail: (241) [system] char_type(c, space)
   Call: (241) [system] arg(_1337322, v('(', ')', end_of_file), c)
   Fail: (241) [system] arg(_1338254, v('(', ')', end_of_file), c)
^  Fail: (240) [user] is_delimiter(c)
   Call: (240) [system] ')'==c
   Fail: (240) [system] ')'==c
   Call: (240) [system] get_char((0x55798e5fad60), c)
   Exit: (240) [system] get_char((0x55798e5fad60), c)
   Call: (240) [system] c=(\)
   Fail: (240) [system] c=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1345604)
   Call: (241) [system] peek_char((0x55798e5fad60), _1346538)
   Exit: (241) [system] peek_char((0x55798e5fad60), t)
^  Call: (241) [user] is_delimiter(t)
   Call: (242) [system] char_type(t, space)
   Fail: (242) [system] char_type(t, space)
   Call: (242) [system] arg(_1351258, v('(', ')', end_of_file), t)
   Fail: (242) [system] arg(_1352190, v('(', ')', end_of_file), t)
^  Fail: (241) [user] is_delimiter(t)
   Call: (241) [system] ')'==t
   Fail: (241) [system] ')'==t
   Call: (241) [system] get_char((0x55798e5fad60), t)
   Exit: (241) [system] get_char((0x55798e5fad60), t)
   Call: (241) [system] t=(\)
   Fail: (241) [system] t=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1359540)
   Call: (242) [system] peek_char((0x55798e5fad60), _1360474)
   Exit: (242) [system] peek_char((0x55798e5fad60), i)
^  Call: (242) [user] is_delimiter(i)
   Call: (243) [system] char_type(i, space)
   Fail: (243) [system] char_type(i, space)
   Call: (243) [system] arg(_1365194, v('(', ')', end_of_file), i)
   Fail: (243) [system] arg(_1366126, v('(', ')', end_of_file), i)
^  Fail: (242) [user] is_delimiter(i)
   Call: (242) [system] ')'==i
   Fail: (242) [system] ')'==i
   Call: (242) [system] get_char((0x55798e5fad60), i)
   Exit: (242) [system] get_char((0x55798e5fad60), i)
   Call: (242) [system] i=(\)
   Fail: (242) [system] i=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1373476)
   Call: (243) [system] peek_char((0x55798e5fad60), _1374410)
   Exit: (243) [system] peek_char((0x55798e5fad60), o)
^  Call: (243) [user] is_delimiter(o)
   Call: (244) [system] char_type(o, space)
   Fail: (244) [system] char_type(o, space)
   Call: (244) [system] arg(_1379130, v('(', ')', end_of_file), o)
   Fail: (244) [system] arg(_1380062, v('(', ')', end_of_file), o)
^  Fail: (243) [user] is_delimiter(o)
   Call: (243) [system] ')'==o
   Fail: (243) [system] ')'==o
   Call: (243) [system] get_char((0x55798e5fad60), o)
   Exit: (243) [system] get_char((0x55798e5fad60), o)
   Call: (243) [system] o=(\)
   Fail: (243) [system] o=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1387412)
   Call: (244) [system] peek_char((0x55798e5fad60), _1388346)
   Exit: (244) [system] peek_char((0x55798e5fad60), n)
^  Call: (244) [user] is_delimiter(n)
   Call: (245) [system] char_type(n, space)
   Fail: (245) [system] char_type(n, space)
   Call: (245) [system] arg(_1393066, v('(', ')', end_of_file), n)
   Fail: (245) [system] arg(_1393998, v('(', ')', end_of_file), n)
^  Fail: (244) [user] is_delimiter(n)
   Call: (244) [system] ')'==n
   Fail: (244) [system] ')'==n
   Call: (244) [system] get_char((0x55798e5fad60), n)
   Exit: (244) [system] get_char((0x55798e5fad60), n)
   Call: (244) [system] n=(\)
   Fail: (244) [system] n=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1401348)
   Call: (245) [system] peek_char((0x55798e5fad60), _1402282)
   Exit: (245) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (245) [user] is_delimiter(' ')
   Call: (246) [system] char_type(' ', space)
   Exit: (246) [system] char_type(' ', space)
^  Exit: (245) [user] is_delimiter(' ')
   Call: (245) [system] _1401348=[]
   Exit: (245) [system] []=[]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (244) [system] _1387412=[n]
   Exit: (244) [system] [n]=[n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (243) [system] _1373476=[o, n]
   Exit: (243) [system] [o, n]=[o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (242) [system] _1359540=[i, o, n]
   Exit: (242) [system] [i, o, n]=[i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (241) [system] _1345604=[t, i, o, n]
   Exit: (241) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (240) [system] _1331668=[c, t, i, o, n]
   Exit: (240) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (239) [system] _1317732=[u, c, t, i, o, n]
   Exit: (239) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (238) [system] _1303796=[d, u, c, t, i, o, n]
   Exit: (238) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (237) [system] _1289860=[o, d, u, c, t, i, o, n]
   Exit: (237) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (236) [system] _1275924=[r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _1261988=[t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1248052=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1234116=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1220180=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1206244=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1192308=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1178372=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1164436=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1150500=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1136564=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1122628=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1108692=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _1094756=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (222) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1061102)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_1473060, _1473062), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1061102), _1473036, fail)), '$restore_trace'(_1473060, _1473062))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_1473060, _1473062))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1061102), _1473036, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_1061102)
   Fail: (223) [system] atomic(_1061102)
   Call: (223) [system] atom_chars(_1061102, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (223) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (222) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1482436)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1484294)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _1492032)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1494736)
   Exit: (223) [system] peek_char((0x55798e5fad60), c)
   Call: (223) [system] c=(;)
   Fail: (223) [system] c=(;)
^  Call: (223) [user] is_like_space(c)
   Call: (224) [system] char_type(c, 'white')
   Fail: (224) [system] char_type(c, 'white')
   Call: (224) [system] char_type(c, end_of_line)
   Fail: (224) [system] char_type(c, end_of_line)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] char_type(c, cntrl)
   Fail: (224) [system] char_type(c, cntrl)
^  Fail: (223) [user] is_like_space(c)
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1509814)
   Exit: (221) [system] peek_char((0x55798e5fad60), c)
   Call: (221) [system] c=')'
   Fail: (221) [system] c=')'
   Call: (221) [system] c=end_of_file
   Fail: (221) [system] c=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1515384)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1517242)
   Exit: (223) [system] peek_char((0x55798e5fad60), c)
   Call: (223) [system] c=(;)
   Fail: (223) [system] c=(;)
^  Call: (223) [user] is_like_space(c)
   Call: (224) [system] char_type(c, 'white')
   Fail: (224) [system] char_type(c, 'white')
   Call: (224) [system] char_type(c, end_of_line)
   Fail: (224) [system] char_type(c, end_of_line)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] char_type(c, cntrl)
   Fail: (224) [system] char_type(c, cntrl)
^  Fail: (223) [user] is_like_space(c)
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1531396)
   Exit: (222) [system] get_char((0x55798e5fad60), c)
   Call: (222) [system] c='('
   Fail: (222) [system] c='('
   Call: (222) [system] c='['
   Fail: (222) [system] c='['
   Call: (222) [system] c='{'
   Fail: (222) [system] c='{'
   Call: (222) [system] c='"'
   Fail: (222) [system] c='"'
   Call: (222) [system] c=!
   Fail: (222) [system] c=!
   Call: (222) [system] c='\''
   Fail: (222) [system] c='\''
   Call: (222) [system] c='`'
   Fail: (222) [system] c='`'
   Call: (222) [system] c=end_of_file
   Fail: (222) [system] c=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), c, _1515384)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1549038)
   Call: (224) [system] peek_char((0x55798e5fad60), _1549972)
   Exit: (224) [system] peek_char((0x55798e5fad60), d)
^  Call: (224) [user] is_delimiter(d)
   Call: (225) [system] char_type(d, space)
   Fail: (225) [system] char_type(d, space)
   Call: (225) [system] arg(_1554692, v('(', ')', end_of_file), d)
   Fail: (225) [system] arg(_1555624, v('(', ')', end_of_file), d)
^  Fail: (224) [user] is_delimiter(d)
   Call: (224) [system] ')'==d
   Fail: (224) [system] ')'==d
   Call: (224) [system] get_char((0x55798e5fad60), d)
   Exit: (224) [system] get_char((0x55798e5fad60), d)
   Call: (224) [system] d=(\)
   Fail: (224) [system] d=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1562974)
   Call: (225) [system] peek_char((0x55798e5fad60), _1563908)
   Exit: (225) [system] peek_char((0x55798e5fad60), e)
^  Call: (225) [user] is_delimiter(e)
   Call: (226) [system] char_type(e, space)
   Fail: (226) [system] char_type(e, space)
   Call: (226) [system] arg(_1568628, v('(', ')', end_of_file), e)
   Fail: (226) [system] arg(_1569560, v('(', ')', end_of_file), e)
^  Fail: (225) [user] is_delimiter(e)
   Call: (225) [system] ')'==e
   Fail: (225) [system] ')'==e
   Call: (225) [system] get_char((0x55798e5fad60), e)
   Exit: (225) [system] get_char((0x55798e5fad60), e)
   Call: (225) [system] e=(\)
   Fail: (225) [system] e=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1576910)
   Call: (226) [system] peek_char((0x55798e5fad60), _1577844)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _1576910=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (225) [system] _1562974=[e]
   Exit: (225) [system] [e]=[e]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (224) [system] _1549038=[d, e]
   Exit: (224) [system] [d, e]=[d, e]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (223) [user] classify_and_convert_charseq(c, [d, e], _1515384)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1592742, _1592744), once(user:catch(read_from_chars([c, d, e], _1515384), _1592718, fail)), '$restore_trace'(_1592742, _1592744))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1592742, _1592744))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1592718, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(cde)
   Exit: (224) [system] atomic(cde)
^  Exit: (223) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1600242)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1602100)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _1609838)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1612542)
   Exit: (224) [system] peek_char((0x55798e5fad60), a)
   Call: (224) [system] a=(;)
   Fail: (224) [system] a=(;)
^  Call: (224) [user] is_like_space(a)
   Call: (225) [system] char_type(a, 'white')
   Fail: (225) [system] char_type(a, 'white')
   Call: (225) [system] char_type(a, end_of_line)
   Fail: (225) [system] char_type(a, end_of_line)
   Call: (225) [system] char_type(a, space)
   Fail: (225) [system] char_type(a, space)
   Call: (225) [system] char_type(a, cntrl)
   Fail: (225) [system] char_type(a, cntrl)
^  Fail: (224) [user] is_like_space(a)
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1627620)
   Exit: (222) [system] peek_char((0x55798e5fad60), a)
   Call: (222) [system] a=')'
   Fail: (222) [system] a=')'
   Call: (222) [system] a=end_of_file
   Fail: (222) [system] a=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1633190)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1635048)
   Exit: (224) [system] peek_char((0x55798e5fad60), a)
   Call: (224) [system] a=(;)
   Fail: (224) [system] a=(;)
^  Call: (224) [user] is_like_space(a)
   Call: (225) [system] char_type(a, 'white')
   Fail: (225) [system] char_type(a, 'white')
   Call: (225) [system] char_type(a, end_of_line)
   Fail: (225) [system] char_type(a, end_of_line)
   Call: (225) [system] char_type(a, space)
   Fail: (225) [system] char_type(a, space)
   Call: (225) [system] char_type(a, cntrl)
   Fail: (225) [system] char_type(a, cntrl)
^  Fail: (224) [user] is_like_space(a)
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1649202)
   Exit: (223) [system] get_char((0x55798e5fad60), a)
   Call: (223) [system] a='('
   Fail: (223) [system] a='('
   Call: (223) [system] a='['
   Fail: (223) [system] a='['
   Call: (223) [system] a='{'
   Fail: (223) [system] a='{'
   Call: (223) [system] a='"'
   Fail: (223) [system] a='"'
   Call: (223) [system] a=!
   Fail: (223) [system] a=!
   Call: (223) [system] a='\''
   Fail: (223) [system] a='\''
   Call: (223) [system] a='`'
   Fail: (223) [system] a='`'
   Call: (223) [system] a=end_of_file
   Fail: (223) [system] a=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), a, _1633190)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1666844)
   Call: (225) [system] peek_char((0x55798e5fad60), _1667778)
   Exit: (225) [system] peek_char((0x55798e5fad60), b)
^  Call: (225) [user] is_delimiter(b)
   Call: (226) [system] char_type(b, space)
   Fail: (226) [system] char_type(b, space)
   Call: (226) [system] arg(_1672498, v('(', ')', end_of_file), b)
   Fail: (226) [system] arg(_1673430, v('(', ')', end_of_file), b)
^  Fail: (225) [user] is_delimiter(b)
   Call: (225) [system] ')'==b
   Fail: (225) [system] ')'==b
   Call: (225) [system] get_char((0x55798e5fad60), b)
   Exit: (225) [system] get_char((0x55798e5fad60), b)
   Call: (225) [system] b=(\)
   Fail: (225) [system] b=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1680780)
   Call: (226) [system] peek_char((0x55798e5fad60), _1681714)
   Exit: (226) [system] peek_char((0x55798e5fad60), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_1686434, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_1687366, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55798e5fad60), c)
   Exit: (226) [system] get_char((0x55798e5fad60), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1694716)
   Call: (227) [system] peek_char((0x55798e5fad60), _1695650)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
^  Call: (227) [user] is_delimiter(')')
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] arg(_1700370, v('(', ')', end_of_file), ')')
   Exit: (228) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (227) [user] is_delimiter(')')
   Call: (227) [system] _1694716=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (226) [system] _1680780=[c]
   Exit: (226) [system] [c]=[c]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (225) [system] _1666844=[b, c]
   Exit: (225) [system] [b, c]=[b, c]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (224) [user] classify_and_convert_charseq(a, [b, c], _1633190)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1712420, _1712422), once(user:catch(read_from_chars([a, b, c], _1633190), _1712396, fail)), '$restore_trace'(_1712420, _1712422))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1712420, _1712422))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1712396, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(abc)
   Exit: (225) [system] atomic(abc)
^  Exit: (224) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1719920)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1721778)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1735932)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55798e5fad60), _1739722)
   Exit: (223) [system] get_char((0x55798e5fad60), ')')
   Call: (223) [system] _1719920=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [])
   Call: (222) [system] _1600242=[abc]
   Exit: (222) [system] [abc]=[abc]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [abc])
   Call: (221) [system] _1482436=[cde, abc]
   Exit: (221) [system] [cde, abc]=[cde, abc]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [cde, abc])
   Call: (220) [system] _1019796=['DisjunctionIntroduction', cde, abc]
   Exit: (220) [system] ['DisjunctionIntroduction', cde, abc]=['DisjunctionIntroduction', cde, abc]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', cde, abc])
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', cde, abc])
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1753604)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1755462)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1769616)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55798e5fad60), _1773406)
   Exit: (219) [system] get_char((0x55798e5fad60), ')')
   Call: (219) [system] _1753604=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [])
   Call: (218) [system] _986848=[['DisjunctionIntroduction', cde, abc]]
   Exit: (218) [system] [['DisjunctionIntroduction', cde, abc]]=[['DisjunctionIntroduction', cde, abc]]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', cde, abc]])
   Call: (217) [system] _869042=[abc, ['DisjunctionIntroduction', cde, abc]]
   Exit: (217) [system] [abc, ['DisjunctionIntroduction', cde, abc]]=[abc, ['DisjunctionIntroduction', cde, abc]]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [abc, ['DisjunctionIntroduction', cde, abc]])
   Call: (216) [system] _406402=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]]
   Exit: (216) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]])
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]])
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _1787288)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _1789146)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _1796884)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1799588)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _1814666)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _1820236)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1822094)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _1836248)
   Exit: (216) [system] get_char((0x55798e5fad60), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1820236)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1841818)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'O')
   Call: (218) [system] 'O'=(;)
   Fail: (218) [system] 'O'=(;)
^  Call: (218) [user] is_like_space('O')
   Call: (219) [system] char_type('O', 'white')
   Fail: (219) [system] char_type('O', 'white')
   Call: (219) [system] char_type('O', end_of_line)
   Fail: (219) [system] char_type('O', end_of_line)
   Call: (219) [system] char_type('O', space)
   Fail: (219) [system] char_type('O', space)
   Call: (219) [system] char_type('O', cntrl)
   Fail: (219) [system] char_type('O', cntrl)
^  Fail: (218) [user] is_like_space('O')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1855972)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'O')
   Call: (217) [system] 'O'=')'
   Fail: (217) [system] 'O'=')'
   Call: (217) [system] 'O'=end_of_file
   Fail: (217) [system] 'O'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _1861542)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1863400)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'O')
   Call: (219) [system] 'O'=(;)
   Fail: (219) [system] 'O'=(;)
^  Call: (219) [user] is_like_space('O')
   Call: (220) [system] char_type('O', 'white')
   Fail: (220) [system] char_type('O', 'white')
   Call: (220) [system] char_type('O', end_of_line)
   Fail: (220) [system] char_type('O', end_of_line)
   Call: (220) [system] char_type('O', space)
   Fail: (220) [system] char_type('O', space)
   Call: (220) [system] char_type('O', cntrl)
   Fail: (220) [system] char_type('O', cntrl)
^  Fail: (219) [user] is_like_space('O')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _1877554)
   Exit: (218) [system] get_char((0x55798e5fad60), 'O')
   Call: (218) [system] 'O'='('
   Fail: (218) [system] 'O'='('
   Call: (218) [system] 'O'='['
   Fail: (218) [system] 'O'='['
   Call: (218) [system] 'O'='{'
   Fail: (218) [system] 'O'='{'
   Call: (218) [system] 'O'='"'
   Fail: (218) [system] 'O'='"'
   Call: (218) [system] 'O'=!
   Fail: (218) [system] 'O'=!
   Call: (218) [system] 'O'='\''
   Fail: (218) [system] 'O'='\''
   Call: (218) [system] 'O'='`'
   Fail: (218) [system] 'O'='`'
   Call: (218) [system] 'O'=end_of_file
   Fail: (218) [system] 'O'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1861542)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _1895196)
   Call: (220) [system] peek_char((0x55798e5fad60), _1896130)
   Exit: (220) [system] peek_char((0x55798e5fad60), r)
^  Call: (220) [user] is_delimiter(r)
   Call: (221) [system] char_type(r, space)
   Fail: (221) [system] char_type(r, space)
   Call: (221) [system] arg(_1900850, v('(', ')', end_of_file), r)
   Fail: (221) [system] arg(_1901782, v('(', ')', end_of_file), r)
^  Fail: (220) [user] is_delimiter(r)
   Call: (220) [system] ')'==r
   Fail: (220) [system] ')'==r
   Call: (220) [system] get_char((0x55798e5fad60), r)
   Exit: (220) [system] get_char((0x55798e5fad60), r)
   Call: (220) [system] r=(\)
   Fail: (220) [system] r=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1909132)
   Call: (221) [system] peek_char((0x55798e5fad60), _1910066)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (221) [user] is_delimiter('L')
   Call: (222) [system] char_type('L', space)
   Fail: (222) [system] char_type('L', space)
   Call: (222) [system] arg(_1914786, v('(', ')', end_of_file), 'L')
   Fail: (222) [system] arg(_1915718, v('(', ')', end_of_file), 'L')
^  Fail: (221) [user] is_delimiter('L')
   Call: (221) [system] ')'=='L'
   Fail: (221) [system] ')'=='L'
   Call: (221) [system] get_char((0x55798e5fad60), 'L')
   Exit: (221) [system] get_char((0x55798e5fad60), 'L')
   Call: (221) [system] 'L'=(\)
   Fail: (221) [system] 'L'=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1923068)
   Call: (222) [system] peek_char((0x55798e5fad60), _1924002)
   Exit: (222) [system] peek_char((0x55798e5fad60), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_1928722, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_1929654, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55798e5fad60), i)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1937004)
   Call: (223) [system] peek_char((0x55798e5fad60), _1937938)
   Exit: (223) [system] peek_char((0x55798e5fad60), n)
^  Call: (223) [user] is_delimiter(n)
   Call: (224) [system] char_type(n, space)
   Fail: (224) [system] char_type(n, space)
   Call: (224) [system] arg(_1942658, v('(', ')', end_of_file), n)
   Fail: (224) [system] arg(_1943590, v('(', ')', end_of_file), n)
^  Fail: (223) [user] is_delimiter(n)
   Call: (223) [system] ')'==n
   Fail: (223) [system] ')'==n
   Call: (223) [system] get_char((0x55798e5fad60), n)
   Exit: (223) [system] get_char((0x55798e5fad60), n)
   Call: (223) [system] n=(\)
   Fail: (223) [system] n=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1950940)
   Call: (224) [system] peek_char((0x55798e5fad60), _1951874)
   Exit: (224) [system] peek_char((0x55798e5fad60), k)
^  Call: (224) [user] is_delimiter(k)
   Call: (225) [system] char_type(k, space)
   Fail: (225) [system] char_type(k, space)
   Call: (225) [system] arg(_1956594, v('(', ')', end_of_file), k)
   Fail: (225) [system] arg(_1957526, v('(', ')', end_of_file), k)
^  Fail: (224) [user] is_delimiter(k)
   Call: (224) [system] ')'==k
   Fail: (224) [system] ')'==k
   Call: (224) [system] get_char((0x55798e5fad60), k)
   Exit: (224) [system] get_char((0x55798e5fad60), k)
   Call: (224) [system] k=(\)
   Fail: (224) [system] k=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1964876)
   Call: (225) [system] peek_char((0x55798e5fad60), _1965810)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _1964876=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (224) [system] _1950940=[k]
   Exit: (224) [system] [k]=[k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (223) [system] _1937004=[n, k]
   Exit: (223) [system] [n, k]=[n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (222) [system] _1923068=[i, n, k]
   Exit: (222) [system] [i, n, k]=[i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (221) [system] _1909132=['L', i, n, k]
   Exit: (221) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (220) [system] _1895196=[r, 'L', i, n, k]
   Exit: (220) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (219) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1861542)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1989090, _1989092), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1861542), _1989066, fail)), '$restore_trace'(_1989090, _1989092))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1989090, _1989092))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1861542), _1989066, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_1861542)
   Fail: (220) [system] atomic(_1861542)
   Call: (220) [system] atom_chars(_1861542, ['O', r, 'L', i, n, k])
   Exit: (220) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (219) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1998466)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _2000324)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _2008062)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _2010766)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _2025844)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _2031414)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _2033272)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _2047426)
   Exit: (219) [system] get_char((0x55798e5fad60), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _2031414)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _2052996)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'I')
   Call: (221) [system] 'I'=(;)
   Fail: (221) [system] 'I'=(;)
^  Call: (221) [user] is_like_space('I')
   Call: (222) [system] char_type('I', 'white')
   Fail: (222) [system] char_type('I', 'white')
   Call: (222) [system] char_type('I', end_of_line)
   Fail: (222) [system] char_type('I', end_of_line)
   Call: (222) [system] char_type('I', space)
   Fail: (222) [system] char_type('I', space)
   Call: (222) [system] char_type('I', cntrl)
   Fail: (222) [system] char_type('I', cntrl)
^  Fail: (221) [user] is_like_space('I')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _2067150)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'I')
   Call: (220) [system] 'I'=')'
   Fail: (220) [system] 'I'=')'
   Call: (220) [system] 'I'=end_of_file
   Fail: (220) [system] 'I'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _2072720)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _2074578)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'I')
   Call: (222) [system] 'I'=(;)
   Fail: (222) [system] 'I'=(;)
^  Call: (222) [user] is_like_space('I')
   Call: (223) [system] char_type('I', 'white')
   Fail: (223) [system] char_type('I', 'white')
   Call: (223) [system] char_type('I', end_of_line)
   Fail: (223) [system] char_type('I', end_of_line)
   Call: (223) [system] char_type('I', space)
   Fail: (223) [system] char_type('I', space)
   Call: (223) [system] char_type('I', cntrl)
   Fail: (223) [system] char_type('I', cntrl)
^  Fail: (222) [user] is_like_space('I')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _2088732)
   Exit: (221) [system] get_char((0x55798e5fad60), 'I')
   Call: (221) [system] 'I'='('
   Fail: (221) [system] 'I'='('
   Call: (221) [system] 'I'='['
   Fail: (221) [system] 'I'='['
   Call: (221) [system] 'I'='{'
   Fail: (221) [system] 'I'='{'
   Call: (221) [system] 'I'='"'
   Fail: (221) [system] 'I'='"'
   Call: (221) [system] 'I'=!
   Fail: (221) [system] 'I'=!
   Call: (221) [system] 'I'='\''
   Fail: (221) [system] 'I'='\''
   Call: (221) [system] 'I'='`'
   Fail: (221) [system] 'I'='`'
   Call: (221) [system] 'I'=end_of_file
   Fail: (221) [system] 'I'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'I', _5528)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _15172)
   Call: (223) [system] peek_char((0x55798e5fad60), _16106)
   Exit: (223) [system] peek_char((0x55798e5fad60), m)
^  Call: (223) [user] is_delimiter(m)
   Call: (224) [system] char_type(m, space)
   Fail: (224) [system] char_type(m, space)
   Call: (224) [system] arg(_20826, v('(', ')', end_of_file), m)
   Fail: (224) [system] arg(_21758, v('(', ')', end_of_file), m)
^  Fail: (223) [user] is_delimiter(m)
   Call: (223) [system] ')'==m
   Fail: (223) [system] ')'==m
   Call: (223) [system] get_char((0x55798e5fad60), m)
   Exit: (223) [system] get_char((0x55798e5fad60), m)
   Call: (223) [system] m=(\)
   Fail: (223) [system] m=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _29108)
   Call: (224) [system] peek_char((0x55798e5fad60), _30042)
   Exit: (224) [system] peek_char((0x55798e5fad60), p)
^  Call: (224) [user] is_delimiter(p)
   Call: (225) [system] char_type(p, space)
   Fail: (225) [system] char_type(p, space)
   Call: (225) [system] arg(_34762, v('(', ')', end_of_file), p)
   Fail: (225) [system] arg(_35694, v('(', ')', end_of_file), p)
^  Fail: (224) [user] is_delimiter(p)
   Call: (224) [system] ')'==p
   Fail: (224) [system] ')'==p
   Call: (224) [system] get_char((0x55798e5fad60), p)
   Exit: (224) [system] get_char((0x55798e5fad60), p)
   Call: (224) [system] p=(\)
   Fail: (224) [system] p=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _43044)
   Call: (225) [system] peek_char((0x55798e5fad60), _43978)
   Exit: (225) [system] peek_char((0x55798e5fad60), l)
^  Call: (225) [user] is_delimiter(l)
   Call: (226) [system] char_type(l, space)
   Fail: (226) [system] char_type(l, space)
   Call: (226) [system] arg(_48698, v('(', ')', end_of_file), l)
   Fail: (226) [system] arg(_49630, v('(', ')', end_of_file), l)
^  Fail: (225) [user] is_delimiter(l)
   Call: (225) [system] ')'==l
   Fail: (225) [system] ')'==l
   Call: (225) [system] get_char((0x55798e5fad60), l)
   Exit: (225) [system] get_char((0x55798e5fad60), l)
   Call: (225) [system] l=(\)
   Fail: (225) [system] l=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _56980)
   Call: (226) [system] peek_char((0x55798e5fad60), _57914)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_62634, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_63566, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _70916)
   Call: (227) [system] peek_char((0x55798e5fad60), _71850)
   Exit: (227) [system] peek_char((0x55798e5fad60), c)
^  Call: (227) [user] is_delimiter(c)
   Call: (228) [system] char_type(c, space)
   Fail: (228) [system] char_type(c, space)
   Call: (228) [system] arg(_76570, v('(', ')', end_of_file), c)
   Fail: (228) [system] arg(_77502, v('(', ')', end_of_file), c)
^  Fail: (227) [user] is_delimiter(c)
   Call: (227) [system] ')'==c
   Fail: (227) [system] ')'==c
   Call: (227) [system] get_char((0x55798e5fad60), c)
   Exit: (227) [system] get_char((0x55798e5fad60), c)
   Call: (227) [system] c=(\)
   Fail: (227) [system] c=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _84852)
   Call: (228) [system] peek_char((0x55798e5fad60), _85786)
   Exit: (228) [system] peek_char((0x55798e5fad60), a)
^  Call: (228) [user] is_delimiter(a)
   Call: (229) [system] char_type(a, space)
   Fail: (229) [system] char_type(a, space)
   Call: (229) [system] arg(_90506, v('(', ')', end_of_file), a)
   Fail: (229) [system] arg(_91438, v('(', ')', end_of_file), a)
^  Fail: (228) [user] is_delimiter(a)
   Call: (228) [system] ')'==a
   Fail: (228) [system] ')'==a
   Call: (228) [system] get_char((0x55798e5fad60), a)
   Exit: (228) [system] get_char((0x55798e5fad60), a)
   Call: (228) [system] a=(\)
   Fail: (228) [system] a=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _98788)
   Call: (229) [system] peek_char((0x55798e5fad60), _99722)
   Exit: (229) [system] peek_char((0x55798e5fad60), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_104442, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_105374, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55798e5fad60), t)
   Exit: (229) [system] get_char((0x55798e5fad60), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _112724)
   Call: (230) [system] peek_char((0x55798e5fad60), _113658)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_118378, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_119310, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _126660)
   Call: (231) [system] peek_char((0x55798e5fad60), _127594)
   Exit: (231) [system] peek_char((0x55798e5fad60), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_132314, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_133246, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55798e5fad60), o)
   Exit: (231) [system] get_char((0x55798e5fad60), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _140596)
   Call: (232) [system] peek_char((0x55798e5fad60), _141530)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_146250, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_147182, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _154532)
   Call: (233) [system] peek_char((0x55798e5fad60), _155466)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _154532=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (232) [system] _140596=[n]
   Exit: (232) [system] [n]=[n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (231) [system] _126660=[o, n]
   Exit: (231) [system] [o, n]=[o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (230) [system] _112724=[i, o, n]
   Exit: (230) [system] [i, o, n]=[i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (229) [system] _98788=[t, i, o, n]
   Exit: (229) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (228) [system] _84852=[a, t, i, o, n]
   Exit: (228) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (227) [system] _70916=[c, a, t, i, o, n]
   Exit: (227) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (226) [system] _56980=[i, c, a, t, i, o, n]
   Exit: (226) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (225) [system] _43044=[l, i, c, a, t, i, o, n]
   Exit: (225) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (224) [system] _29108=[p, l, i, c, a, t, i, o, n]
   Exit: (224) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (223) [system] _15172=[m, p, l, i, c, a, t, i, o, n]
   Exit: (223) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (222) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _5528)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_192716, _192718), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _5528), _192692, fail)), '$restore_trace'(_192716, _192718))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_192716, _192718))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _5528), _192692, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_5528)
   Fail: (223) [system] atomic(_5528)
   Call: (223) [system] atom_chars(_5528, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (223) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (222) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _202092)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _203950)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _211688)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _214392)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _229470)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _235040)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _236898)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _251052)
   Exit: (222) [system] get_char((0x55798e5fad60), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _235040)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _256622)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=(;)
   Fail: (224) [system] 'A'=(;)
^  Call: (224) [user] is_like_space('A')
   Call: (225) [system] char_type('A', 'white')
   Fail: (225) [system] char_type('A', 'white')
   Call: (225) [system] char_type('A', end_of_line)
   Fail: (225) [system] char_type('A', end_of_line)
   Call: (225) [system] char_type('A', space)
   Fail: (225) [system] char_type('A', space)
   Call: (225) [system] char_type('A', cntrl)
   Fail: (225) [system] char_type('A', cntrl)
^  Fail: (224) [user] is_like_space('A')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _270776)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'A')
   Call: (223) [system] 'A'=')'
   Fail: (223) [system] 'A'=')'
   Call: (223) [system] 'A'=end_of_file
   Fail: (223) [system] 'A'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _276346)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _278204)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _292358)
   Exit: (224) [system] get_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'='('
   Fail: (224) [system] 'A'='('
   Call: (224) [system] 'A'='['
   Fail: (224) [system] 'A'='['
   Call: (224) [system] 'A'='{'
   Fail: (224) [system] 'A'='{'
   Call: (224) [system] 'A'='"'
   Fail: (224) [system] 'A'='"'
   Call: (224) [system] 'A'=!
   Fail: (224) [system] 'A'=!
   Call: (224) [system] 'A'='\''
   Fail: (224) [system] 'A'='\''
   Call: (224) [system] 'A'='`'
   Fail: (224) [system] 'A'='`'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'A', _276346)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _310000)
   Call: (226) [system] peek_char((0x55798e5fad60), _310934)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_315654, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_316586, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _323936)
   Call: (227) [system] peek_char((0x55798e5fad60), _324870)
   Exit: (227) [system] peek_char((0x55798e5fad60), d)
^  Call: (227) [user] is_delimiter(d)
   Call: (228) [system] char_type(d, space)
   Fail: (228) [system] char_type(d, space)
   Call: (228) [system] arg(_329590, v('(', ')', end_of_file), d)
   Fail: (228) [system] arg(_330522, v('(', ')', end_of_file), d)
^  Fail: (227) [user] is_delimiter(d)
   Call: (227) [system] ')'==d
   Fail: (227) [system] ')'==d
   Call: (227) [system] get_char((0x55798e5fad60), d)
   Exit: (227) [system] get_char((0x55798e5fad60), d)
   Call: (227) [system] d=(\)
   Fail: (227) [system] d=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _337872)
   Call: (228) [system] peek_char((0x55798e5fad60), _338806)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (228) [user] is_delimiter('L')
   Call: (229) [system] char_type('L', space)
   Fail: (229) [system] char_type('L', space)
   Call: (229) [system] arg(_343526, v('(', ')', end_of_file), 'L')
   Fail: (229) [system] arg(_344458, v('(', ')', end_of_file), 'L')
^  Fail: (228) [user] is_delimiter('L')
   Call: (228) [system] ')'=='L'
   Fail: (228) [system] ')'=='L'
   Call: (228) [system] get_char((0x55798e5fad60), 'L')
   Exit: (228) [system] get_char((0x55798e5fad60), 'L')
   Call: (228) [system] 'L'=(\)
   Fail: (228) [system] 'L'=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _351808)
   Call: (229) [system] peek_char((0x55798e5fad60), _352742)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_357462, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_358394, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _365744)
   Call: (230) [system] peek_char((0x55798e5fad60), _366678)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_371398, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_372330, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _379680)
   Call: (231) [system] peek_char((0x55798e5fad60), _380614)
   Exit: (231) [system] peek_char((0x55798e5fad60), k)
^  Call: (231) [user] is_delimiter(k)
   Call: (232) [system] char_type(k, space)
   Fail: (232) [system] char_type(k, space)
   Call: (232) [system] arg(_385334, v('(', ')', end_of_file), k)
   Fail: (232) [system] arg(_386266, v('(', ')', end_of_file), k)
^  Fail: (231) [user] is_delimiter(k)
   Call: (231) [system] ')'==k
   Fail: (231) [system] ')'==k
   Call: (231) [system] get_char((0x55798e5fad60), k)
   Exit: (231) [system] get_char((0x55798e5fad60), k)
   Call: (231) [system] k=(\)
   Fail: (231) [system] k=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _393616)
   Call: (232) [system] peek_char((0x55798e5fad60), _394550)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _393616=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (231) [system] _379680=[k]
   Exit: (231) [system] [k]=[k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (230) [system] _365744=[n, k]
   Exit: (230) [system] [n, k]=[n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (229) [system] _351808=[i, n, k]
   Exit: (229) [system] [i, n, k]=[i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (228) [system] _337872=['L', i, n, k]
   Exit: (228) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (227) [system] _323936=[d, 'L', i, n, k]
   Exit: (227) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (226) [system] _310000=[n, d, 'L', i, n, k]
   Exit: (226) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (225) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _276346)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_420624, _420626), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _276346), _420600, fail)), '$restore_trace'(_420624, _420626))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_420624, _420626))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _276346), _420600, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_276346)
   Fail: (226) [system] atomic(_276346)
   Call: (226) [system] atom_chars(_276346, ['A', n, d, 'L', i, n, k])
   Exit: (226) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (225) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _430000)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _431858)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _439596)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _442300)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _457378)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=')'
   Fail: (224) [system] 'A'=')'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _462948)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _464806)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _478960)
   Exit: (225) [system] get_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'='('
   Fail: (225) [system] 'A'='('
   Call: (225) [system] 'A'='['
   Fail: (225) [system] 'A'='['
   Call: (225) [system] 'A'='{'
   Fail: (225) [system] 'A'='{'
   Call: (225) [system] 'A'='"'
   Fail: (225) [system] 'A'='"'
   Call: (225) [system] 'A'=!
   Fail: (225) [system] 'A'=!
   Call: (225) [system] 'A'='\''
   Fail: (225) [system] 'A'='\''
   Call: (225) [system] 'A'='`'
   Fail: (225) [system] 'A'='`'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'A', _462948)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _496602)
   Call: (227) [system] peek_char((0x55798e5fad60), _497536)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _496602=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (226) [user] classify_and_convert_charseq('A', [], _462948)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_506846, _506848), once(user:catch(read_from_chars(['A'], _462948), _506822, fail)), '$restore_trace'(_506846, _506848))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_506846, _506848))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _462948), _506822, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_462948)
   Fail: (227) [system] atomic(_462948)
   Call: (227) [system] atom_chars(_462948, ['A'])
   Exit: (227) [system] atom_chars('A', ['A'])
^  Exit: (226) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _516222)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _518080)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _525818)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _528522)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'B')
   Call: (227) [system] 'B'=(;)
   Fail: (227) [system] 'B'=(;)
^  Call: (227) [user] is_like_space('B')
   Call: (228) [system] char_type('B', 'white')
   Fail: (228) [system] char_type('B', 'white')
   Call: (228) [system] char_type('B', end_of_line)
   Fail: (228) [system] char_type('B', end_of_line)
   Call: (228) [system] char_type('B', space)
   Fail: (228) [system] char_type('B', space)
   Call: (228) [system] char_type('B', cntrl)
   Fail: (228) [system] char_type('B', cntrl)
^  Fail: (227) [user] is_like_space('B')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _543600)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'B')
   Call: (225) [system] 'B'=')'
   Fail: (225) [system] 'B'=')'
   Call: (225) [system] 'B'=end_of_file
   Fail: (225) [system] 'B'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _549170)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _551028)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'B')
   Call: (227) [system] 'B'=(;)
   Fail: (227) [system] 'B'=(;)
^  Call: (227) [user] is_like_space('B')
   Call: (228) [system] char_type('B', 'white')
   Fail: (228) [system] char_type('B', 'white')
   Call: (228) [system] char_type('B', end_of_line)
   Fail: (228) [system] char_type('B', end_of_line)
   Call: (228) [system] char_type('B', space)
   Fail: (228) [system] char_type('B', space)
   Call: (228) [system] char_type('B', cntrl)
   Fail: (228) [system] char_type('B', cntrl)
^  Fail: (227) [user] is_like_space('B')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _565182)
   Exit: (226) [system] get_char((0x55798e5fad60), 'B')
   Call: (226) [system] 'B'='('
   Fail: (226) [system] 'B'='('
   Call: (226) [system] 'B'='['
   Fail: (226) [system] 'B'='['
   Call: (226) [system] 'B'='{'
   Fail: (226) [system] 'B'='{'
   Call: (226) [system] 'B'='"'
   Fail: (226) [system] 'B'='"'
   Call: (226) [system] 'B'=!
   Fail: (226) [system] 'B'=!
   Call: (226) [system] 'B'='\''
   Fail: (226) [system] 'B'='\''
   Call: (226) [system] 'B'='`'
   Fail: (226) [system] 'B'='`'
   Call: (226) [system] 'B'=end_of_file
   Fail: (226) [system] 'B'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'B', _549170)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _582824)
   Call: (228) [system] peek_char((0x55798e5fad60), _583758)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
^  Call: (228) [user] is_delimiter(')')
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] arg(_588478, v('(', ')', end_of_file), ')')
   Exit: (229) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (228) [user] is_delimiter(')')
   Call: (228) [system] _582824=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (227) [user] classify_and_convert_charseq('B', [], _549170)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_594940, _594942), once(user:catch(read_from_chars(['B'], _549170), _594916, fail)), '$restore_trace'(_594940, _594942))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_594940, _594942))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _549170), _594916, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_549170)
   Fail: (228) [system] atomic(_549170)
   Call: (228) [system] atom_chars(_549170, ['B'])
   Exit: (228) [system] atom_chars('B', ['B'])
^  Exit: (227) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _604316)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _606174)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _620328)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55798e5fad60), _624118)
   Exit: (226) [system] get_char((0x55798e5fad60), ')')
   Call: (226) [system] _604316=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [])
   Call: (225) [system] _516222=['B']
   Exit: (225) [system] ['B']=['B']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (224) [system] _430000=['A', 'B']
   Exit: (224) [system] ['A', 'B']=['A', 'B']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (223) [system] _235040=['AndLink', 'A', 'B']
   Exit: (223) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _638000)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _639858)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _647596)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _650300)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'C')
   Call: (224) [system] 'C'=(;)
   Fail: (224) [system] 'C'=(;)
^  Call: (224) [user] is_like_space('C')
   Call: (225) [system] char_type('C', 'white')
   Fail: (225) [system] char_type('C', 'white')
   Call: (225) [system] char_type('C', end_of_line)
   Fail: (225) [system] char_type('C', end_of_line)
   Call: (225) [system] char_type('C', space)
   Fail: (225) [system] char_type('C', space)
   Call: (225) [system] char_type('C', cntrl)
   Fail: (225) [system] char_type('C', cntrl)
^  Fail: (224) [user] is_like_space('C')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _665378)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'C')
   Call: (222) [system] 'C'=')'
   Fail: (222) [system] 'C'=')'
   Call: (222) [system] 'C'=end_of_file
   Fail: (222) [system] 'C'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _670948)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _672806)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'C')
   Call: (224) [system] 'C'=(;)
   Fail: (224) [system] 'C'=(;)
^  Call: (224) [user] is_like_space('C')
   Call: (225) [system] char_type('C', 'white')
   Fail: (225) [system] char_type('C', 'white')
   Call: (225) [system] char_type('C', end_of_line)
   Fail: (225) [system] char_type('C', end_of_line)
   Call: (225) [system] char_type('C', space)
   Fail: (225) [system] char_type('C', space)
   Call: (225) [system] char_type('C', cntrl)
   Fail: (225) [system] char_type('C', cntrl)
^  Fail: (224) [user] is_like_space('C')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _686960)
   Exit: (223) [system] get_char((0x55798e5fad60), 'C')
   Call: (223) [system] 'C'='('
   Fail: (223) [system] 'C'='('
   Call: (223) [system] 'C'='['
   Fail: (223) [system] 'C'='['
   Call: (223) [system] 'C'='{'
   Fail: (223) [system] 'C'='{'
   Call: (223) [system] 'C'='"'
   Fail: (223) [system] 'C'='"'
   Call: (223) [system] 'C'=!
   Fail: (223) [system] 'C'=!
   Call: (223) [system] 'C'='\''
   Fail: (223) [system] 'C'='\''
   Call: (223) [system] 'C'='`'
   Fail: (223) [system] 'C'='`'
   Call: (223) [system] 'C'=end_of_file
   Fail: (223) [system] 'C'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'C', _670948)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _704602)
   Call: (225) [system] peek_char((0x55798e5fad60), _705536)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
^  Call: (225) [user] is_delimiter(')')
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] arg(_710256, v('(', ')', end_of_file), ')')
   Exit: (226) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (225) [user] is_delimiter(')')
   Call: (225) [system] _704602=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (224) [user] classify_and_convert_charseq('C', [], _670948)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_716718, _716720), once(user:catch(read_from_chars(['C'], _670948), _716694, fail)), '$restore_trace'(_716718, _716720))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_716718, _716720))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _670948), _716694, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_670948)
   Fail: (225) [system] atomic(_670948)
   Call: (225) [system] atom_chars(_670948, ['C'])
   Exit: (225) [system] atom_chars('C', ['C'])
^  Exit: (224) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _726094)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _727952)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _742106)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55798e5fad60), _745896)
   Exit: (223) [system] get_char((0x55798e5fad60), ')')
   Call: (223) [system] _726094=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [])
   Call: (222) [system] _638000=['C']
   Exit: (222) [system] ['C']=['C']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (221) [system] _202092=[['AndLink', 'A', 'B'], 'C']
   Exit: (221) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (220) [system] _5522=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (220) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _759778)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _761636)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _769374)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _772078)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _787156)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _792726)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _794584)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _808738)
   Exit: (220) [system] get_char((0x55798e5fad60), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _792726)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _814308)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'O')
   Call: (222) [system] 'O'=(;)
   Fail: (222) [system] 'O'=(;)
^  Call: (222) [user] is_like_space('O')
   Call: (223) [system] char_type('O', 'white')
   Fail: (223) [system] char_type('O', 'white')
   Call: (223) [system] char_type('O', end_of_line)
   Fail: (223) [system] char_type('O', end_of_line)
   Call: (223) [system] char_type('O', space)
   Fail: (223) [system] char_type('O', space)
   Call: (223) [system] char_type('O', cntrl)
   Fail: (223) [system] char_type('O', cntrl)
^  Fail: (222) [user] is_like_space('O')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _828462)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'O')
   Call: (221) [system] 'O'=')'
   Fail: (221) [system] 'O'=')'
   Call: (221) [system] 'O'=end_of_file
   Fail: (221) [system] 'O'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _834032)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _835890)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'O')
   Call: (223) [system] 'O'=(;)
   Fail: (223) [system] 'O'=(;)
^  Call: (223) [user] is_like_space('O')
   Call: (224) [system] char_type('O', 'white')
   Fail: (224) [system] char_type('O', 'white')
   Call: (224) [system] char_type('O', end_of_line)
   Fail: (224) [system] char_type('O', end_of_line)
   Call: (224) [system] char_type('O', space)
   Fail: (224) [system] char_type('O', space)
   Call: (224) [system] char_type('O', cntrl)
   Fail: (224) [system] char_type('O', cntrl)
^  Fail: (223) [user] is_like_space('O')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _850044)
   Exit: (222) [system] get_char((0x55798e5fad60), 'O')
   Call: (222) [system] 'O'='('
   Fail: (222) [system] 'O'='('
   Call: (222) [system] 'O'='['
   Fail: (222) [system] 'O'='['
   Call: (222) [system] 'O'='{'
   Fail: (222) [system] 'O'='{'
   Call: (222) [system] 'O'='"'
   Fail: (222) [system] 'O'='"'
   Call: (222) [system] 'O'=!
   Fail: (222) [system] 'O'=!
   Call: (222) [system] 'O'='\''
   Fail: (222) [system] 'O'='\''
   Call: (222) [system] 'O'='`'
   Fail: (222) [system] 'O'='`'
   Call: (222) [system] 'O'=end_of_file
   Fail: (222) [system] 'O'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'O', _834032)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _867686)
   Call: (224) [system] peek_char((0x55798e5fad60), _868620)
   Exit: (224) [system] peek_char((0x55798e5fad60), r)
^  Call: (224) [user] is_delimiter(r)
   Call: (225) [system] char_type(r, space)
   Fail: (225) [system] char_type(r, space)
   Call: (225) [system] arg(_873340, v('(', ')', end_of_file), r)
   Fail: (225) [system] arg(_874272, v('(', ')', end_of_file), r)
^  Fail: (224) [user] is_delimiter(r)
   Call: (224) [system] ')'==r
   Fail: (224) [system] ')'==r
   Call: (224) [system] get_char((0x55798e5fad60), r)
   Exit: (224) [system] get_char((0x55798e5fad60), r)
   Call: (224) [system] r=(\)
   Fail: (224) [system] r=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _881622)
   Call: (225) [system] peek_char((0x55798e5fad60), _882556)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (225) [user] is_delimiter('L')
   Call: (226) [system] char_type('L', space)
   Fail: (226) [system] char_type('L', space)
   Call: (226) [system] arg(_887276, v('(', ')', end_of_file), 'L')
   Fail: (226) [system] arg(_888208, v('(', ')', end_of_file), 'L')
^  Fail: (225) [user] is_delimiter('L')
   Call: (225) [system] ')'=='L'
   Fail: (225) [system] ')'=='L'
   Call: (225) [system] get_char((0x55798e5fad60), 'L')
   Exit: (225) [system] get_char((0x55798e5fad60), 'L')
   Call: (225) [system] 'L'=(\)
   Fail: (225) [system] 'L'=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _895558)
   Call: (226) [system] peek_char((0x55798e5fad60), _896492)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_901212, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_902144, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _909494)
   Call: (227) [system] peek_char((0x55798e5fad60), _910428)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_915148, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_916080, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _923430)
   Call: (228) [system] peek_char((0x55798e5fad60), _924364)
   Exit: (228) [system] peek_char((0x55798e5fad60), k)
^  Call: (228) [user] is_delimiter(k)
   Call: (229) [system] char_type(k, space)
   Fail: (229) [system] char_type(k, space)
   Call: (229) [system] arg(_929084, v('(', ')', end_of_file), k)
   Fail: (229) [system] arg(_930016, v('(', ')', end_of_file), k)
^  Fail: (228) [user] is_delimiter(k)
   Call: (228) [system] ')'==k
   Fail: (228) [system] ')'==k
   Call: (228) [system] get_char((0x55798e5fad60), k)
   Exit: (228) [system] get_char((0x55798e5fad60), k)
   Call: (228) [system] k=(\)
   Fail: (228) [system] k=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _937366)
   Call: (229) [system] peek_char((0x55798e5fad60), _938300)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _937366=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (228) [system] _923430=[k]
   Exit: (228) [system] [k]=[k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (227) [system] _909494=[n, k]
   Exit: (227) [system] [n, k]=[n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (226) [system] _895558=[i, n, k]
   Exit: (226) [system] [i, n, k]=[i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (225) [system] _881622=['L', i, n, k]
   Exit: (225) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (224) [system] _867686=[r, 'L', i, n, k]
   Exit: (224) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (223) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _834032)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_961580, _961582), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _834032), _961556, fail)), '$restore_trace'(_961580, _961582))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_961580, _961582))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _834032), _961556, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_834032)
   Fail: (224) [system] atomic(_834032)
   Call: (224) [system] atom_chars(_834032, ['O', r, 'L', i, n, k])
   Exit: (224) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (223) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _970956)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _972814)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _980552)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _983256)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _998334)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1003904)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1005762)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1019916)
   Exit: (223) [system] get_char((0x55798e5fad60), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1003904)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1025486)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'=(;)
   Fail: (225) [system] 'I'=(;)
^  Call: (225) [user] is_like_space('I')
   Call: (226) [system] char_type('I', 'white')
   Fail: (226) [system] char_type('I', 'white')
   Call: (226) [system] char_type('I', end_of_line)
   Fail: (226) [system] char_type('I', end_of_line)
   Call: (226) [system] char_type('I', space)
   Fail: (226) [system] char_type('I', space)
   Call: (226) [system] char_type('I', cntrl)
   Fail: (226) [system] char_type('I', cntrl)
^  Fail: (225) [user] is_like_space('I')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1039640)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'I')
   Call: (224) [system] 'I'=')'
   Fail: (224) [system] 'I'=')'
   Call: (224) [system] 'I'=end_of_file
   Fail: (224) [system] 'I'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1045210)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1047068)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'=(;)
   Fail: (226) [system] 'I'=(;)
^  Call: (226) [user] is_like_space('I')
   Call: (227) [system] char_type('I', 'white')
   Fail: (227) [system] char_type('I', 'white')
   Call: (227) [system] char_type('I', end_of_line)
   Fail: (227) [system] char_type('I', end_of_line)
   Call: (227) [system] char_type('I', space)
   Fail: (227) [system] char_type('I', space)
   Call: (227) [system] char_type('I', cntrl)
   Fail: (227) [system] char_type('I', cntrl)
^  Fail: (226) [user] is_like_space('I')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1061222)
   Exit: (225) [system] get_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'='('
   Fail: (225) [system] 'I'='('
   Call: (225) [system] 'I'='['
   Fail: (225) [system] 'I'='['
   Call: (225) [system] 'I'='{'
   Fail: (225) [system] 'I'='{'
   Call: (225) [system] 'I'='"'
   Fail: (225) [system] 'I'='"'
   Call: (225) [system] 'I'=!
   Fail: (225) [system] 'I'=!
   Call: (225) [system] 'I'='\''
   Fail: (225) [system] 'I'='\''
   Call: (225) [system] 'I'='`'
   Fail: (225) [system] 'I'='`'
   Call: (225) [system] 'I'=end_of_file
   Fail: (225) [system] 'I'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1045210)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1078864)
   Call: (227) [system] peek_char((0x55798e5fad60), _1079798)
   Exit: (227) [system] peek_char((0x55798e5fad60), m)
^  Call: (227) [user] is_delimiter(m)
   Call: (228) [system] char_type(m, space)
   Fail: (228) [system] char_type(m, space)
   Call: (228) [system] arg(_1084518, v('(', ')', end_of_file), m)
   Fail: (228) [system] arg(_1085450, v('(', ')', end_of_file), m)
^  Fail: (227) [user] is_delimiter(m)
   Call: (227) [system] ')'==m
   Fail: (227) [system] ')'==m
   Call: (227) [system] get_char((0x55798e5fad60), m)
   Exit: (227) [system] get_char((0x55798e5fad60), m)
   Call: (227) [system] m=(\)
   Fail: (227) [system] m=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1092800)
   Call: (228) [system] peek_char((0x55798e5fad60), _1093734)
   Exit: (228) [system] peek_char((0x55798e5fad60), p)
^  Call: (228) [user] is_delimiter(p)
   Call: (229) [system] char_type(p, space)
   Fail: (229) [system] char_type(p, space)
   Call: (229) [system] arg(_1098454, v('(', ')', end_of_file), p)
   Fail: (229) [system] arg(_1099386, v('(', ')', end_of_file), p)
^  Fail: (228) [user] is_delimiter(p)
   Call: (228) [system] ')'==p
   Fail: (228) [system] ')'==p
   Call: (228) [system] get_char((0x55798e5fad60), p)
   Exit: (228) [system] get_char((0x55798e5fad60), p)
   Call: (228) [system] p=(\)
   Fail: (228) [system] p=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1106736)
   Call: (229) [system] peek_char((0x55798e5fad60), _1107670)
   Exit: (229) [system] peek_char((0x55798e5fad60), l)
^  Call: (229) [user] is_delimiter(l)
   Call: (230) [system] char_type(l, space)
   Fail: (230) [system] char_type(l, space)
   Call: (230) [system] arg(_1112390, v('(', ')', end_of_file), l)
   Fail: (230) [system] arg(_1113322, v('(', ')', end_of_file), l)
^  Fail: (229) [user] is_delimiter(l)
   Call: (229) [system] ')'==l
   Fail: (229) [system] ')'==l
   Call: (229) [system] get_char((0x55798e5fad60), l)
   Exit: (229) [system] get_char((0x55798e5fad60), l)
   Call: (229) [system] l=(\)
   Fail: (229) [system] l=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1120672)
   Call: (230) [system] peek_char((0x55798e5fad60), _1121606)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_1126326, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_1127258, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1134608)
   Call: (231) [system] peek_char((0x55798e5fad60), _1135542)
   Exit: (231) [system] peek_char((0x55798e5fad60), c)
^  Call: (231) [user] is_delimiter(c)
   Call: (232) [system] char_type(c, space)
   Fail: (232) [system] char_type(c, space)
   Call: (232) [system] arg(_1140262, v('(', ')', end_of_file), c)
   Fail: (232) [system] arg(_1141194, v('(', ')', end_of_file), c)
^  Fail: (231) [user] is_delimiter(c)
   Call: (231) [system] ')'==c
   Fail: (231) [system] ')'==c
   Call: (231) [system] get_char((0x55798e5fad60), c)
   Exit: (231) [system] get_char((0x55798e5fad60), c)
   Call: (231) [system] c=(\)
   Fail: (231) [system] c=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1148544)
   Call: (232) [system] peek_char((0x55798e5fad60), _1149478)
   Exit: (232) [system] peek_char((0x55798e5fad60), a)
^  Call: (232) [user] is_delimiter(a)
   Call: (233) [system] char_type(a, space)
   Fail: (233) [system] char_type(a, space)
   Call: (233) [system] arg(_1154198, v('(', ')', end_of_file), a)
   Fail: (233) [system] arg(_1155130, v('(', ')', end_of_file), a)
^  Fail: (232) [user] is_delimiter(a)
   Call: (232) [system] ')'==a
   Fail: (232) [system] ')'==a
   Call: (232) [system] get_char((0x55798e5fad60), a)
   Exit: (232) [system] get_char((0x55798e5fad60), a)
   Call: (232) [system] a=(\)
   Fail: (232) [system] a=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1162480)
   Call: (233) [system] peek_char((0x55798e5fad60), _1163414)
   Exit: (233) [system] peek_char((0x55798e5fad60), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_1168134, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_1169066, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55798e5fad60), t)
   Exit: (233) [system] get_char((0x55798e5fad60), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1176416)
   Call: (234) [system] peek_char((0x55798e5fad60), _1177350)
   Exit: (234) [system] peek_char((0x55798e5fad60), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_1182070, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_1183002, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55798e5fad60), i)
   Exit: (234) [system] get_char((0x55798e5fad60), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1190352)
   Call: (235) [system] peek_char((0x55798e5fad60), _1191286)
   Exit: (235) [system] peek_char((0x55798e5fad60), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_1196006, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_1196938, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55798e5fad60), o)
   Exit: (235) [system] get_char((0x55798e5fad60), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1204288)
   Call: (236) [system] peek_char((0x55798e5fad60), _1205222)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1209942, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1210874, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1218224)
   Call: (237) [system] peek_char((0x55798e5fad60), _1219158)
   Exit: (237) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (237) [user] is_delimiter(' ')
   Call: (238) [system] char_type(' ', space)
   Exit: (238) [system] char_type(' ', space)
^  Exit: (237) [user] is_delimiter(' ')
   Call: (237) [system] _1218224=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (236) [system] _1204288=[n]
   Exit: (236) [system] [n]=[n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (235) [system] _1190352=[o, n]
   Exit: (235) [system] [o, n]=[o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (234) [system] _1176416=[i, o, n]
   Exit: (234) [system] [i, o, n]=[i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (233) [system] _1162480=[t, i, o, n]
   Exit: (233) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (232) [system] _1148544=[a, t, i, o, n]
   Exit: (232) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (231) [system] _1134608=[c, a, t, i, o, n]
   Exit: (231) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (230) [system] _1120672=[i, c, a, t, i, o, n]
   Exit: (230) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (229) [system] _1106736=[l, i, c, a, t, i, o, n]
   Exit: (229) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (228) [system] _1092800=[p, l, i, c, a, t, i, o, n]
   Exit: (228) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (227) [system] _1078864=[m, p, l, i, c, a, t, i, o, n]
   Exit: (227) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (226) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1045210)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1256408, _1256410), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1045210), _1256384, fail)), '$restore_trace'(_1256408, _1256410))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1256408, _1256410))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1045210), _1256384, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1045210)
   Fail: (227) [system] atomic(_1045210)
   Call: (227) [system] atom_chars(_1045210, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (227) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (226) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1265784)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1267642)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _1275380)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1278084)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1293162)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=')'
   Fail: (225) [system] '('=')'
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1298732)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1300590)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1314744)
   Exit: (226) [system] get_char((0x55798e5fad60), '(')
   Call: (226) [system] '('='('
   Exit: (226) [system] '('='('
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1298732)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1320314)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'O')
   Call: (228) [system] 'O'=(;)
   Fail: (228) [system] 'O'=(;)
^  Call: (228) [user] is_like_space('O')
   Call: (229) [system] char_type('O', 'white')
   Fail: (229) [system] char_type('O', 'white')
   Call: (229) [system] char_type('O', end_of_line)
   Fail: (229) [system] char_type('O', end_of_line)
   Call: (229) [system] char_type('O', space)
   Fail: (229) [system] char_type('O', space)
   Call: (229) [system] char_type('O', cntrl)
   Fail: (229) [system] char_type('O', cntrl)
^  Fail: (228) [user] is_like_space('O')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1334468)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'O')
   Call: (227) [system] 'O'=')'
   Fail: (227) [system] 'O'=')'
   Call: (227) [system] 'O'=end_of_file
   Fail: (227) [system] 'O'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _1340038)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1341896)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'O')
   Call: (229) [system] 'O'=(;)
   Fail: (229) [system] 'O'=(;)
^  Call: (229) [user] is_like_space('O')
   Call: (230) [system] char_type('O', 'white')
   Fail: (230) [system] char_type('O', 'white')
   Call: (230) [system] char_type('O', end_of_line)
   Fail: (230) [system] char_type('O', end_of_line)
   Call: (230) [system] char_type('O', space)
   Fail: (230) [system] char_type('O', space)
   Call: (230) [system] char_type('O', cntrl)
   Fail: (230) [system] char_type('O', cntrl)
^  Fail: (229) [user] is_like_space('O')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _1356050)
   Exit: (228) [system] get_char((0x55798e5fad60), 'O')
   Call: (228) [system] 'O'='('
   Fail: (228) [system] 'O'='('
   Call: (228) [system] 'O'='['
   Fail: (228) [system] 'O'='['
   Call: (228) [system] 'O'='{'
   Fail: (228) [system] 'O'='{'
   Call: (228) [system] 'O'='"'
   Fail: (228) [system] 'O'='"'
   Call: (228) [system] 'O'=!
   Fail: (228) [system] 'O'=!
   Call: (228) [system] 'O'='\''
   Fail: (228) [system] 'O'='\''
   Call: (228) [system] 'O'='`'
   Fail: (228) [system] 'O'='`'
   Call: (228) [system] 'O'=end_of_file
   Fail: (228) [system] 'O'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1340038)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1373692)
   Call: (230) [system] peek_char((0x55798e5fad60), _1374626)
   Exit: (230) [system] peek_char((0x55798e5fad60), r)
^  Call: (230) [user] is_delimiter(r)
   Call: (231) [system] char_type(r, space)
   Fail: (231) [system] char_type(r, space)
   Call: (231) [system] arg(_1379346, v('(', ')', end_of_file), r)
   Fail: (231) [system] arg(_1380278, v('(', ')', end_of_file), r)
^  Fail: (230) [user] is_delimiter(r)
   Call: (230) [system] ')'==r
   Fail: (230) [system] ')'==r
   Call: (230) [system] get_char((0x55798e5fad60), r)
   Exit: (230) [system] get_char((0x55798e5fad60), r)
   Call: (230) [system] r=(\)
   Fail: (230) [system] r=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1387628)
   Call: (231) [system] peek_char((0x55798e5fad60), _1388562)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (231) [user] is_delimiter('L')
   Call: (232) [system] char_type('L', space)
   Fail: (232) [system] char_type('L', space)
   Call: (232) [system] arg(_1393282, v('(', ')', end_of_file), 'L')
   Fail: (232) [system] arg(_1394214, v('(', ')', end_of_file), 'L')
^  Fail: (231) [user] is_delimiter('L')
   Call: (231) [system] ')'=='L'
   Fail: (231) [system] ')'=='L'
   Call: (231) [system] get_char((0x55798e5fad60), 'L')
   Exit: (231) [system] get_char((0x55798e5fad60), 'L')
   Call: (231) [system] 'L'=(\)
   Fail: (231) [system] 'L'=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1401564)
   Call: (232) [system] peek_char((0x55798e5fad60), _1402498)
   Exit: (232) [system] peek_char((0x55798e5fad60), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_1407218, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_1408150, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55798e5fad60), i)
   Exit: (232) [system] get_char((0x55798e5fad60), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1415500)
   Call: (233) [system] peek_char((0x55798e5fad60), _1416434)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1421154, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1422086, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1429436)
   Call: (234) [system] peek_char((0x55798e5fad60), _1430370)
   Exit: (234) [system] peek_char((0x55798e5fad60), k)
^  Call: (234) [user] is_delimiter(k)
   Call: (235) [system] char_type(k, space)
   Fail: (235) [system] char_type(k, space)
   Call: (235) [system] arg(_1435090, v('(', ')', end_of_file), k)
   Fail: (235) [system] arg(_1436022, v('(', ')', end_of_file), k)
^  Fail: (234) [user] is_delimiter(k)
   Call: (234) [system] ')'==k
   Fail: (234) [system] ')'==k
   Call: (234) [system] get_char((0x55798e5fad60), k)
   Exit: (234) [system] get_char((0x55798e5fad60), k)
   Call: (234) [system] k=(\)
   Fail: (234) [system] k=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1443372)
   Call: (235) [system] peek_char((0x55798e5fad60), _1444306)
   Exit: (235) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _1443372=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (234) [system] _1429436=[k]
   Exit: (234) [system] [k]=[k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (233) [system] _1415500=[n, k]
   Exit: (233) [system] [n, k]=[n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (232) [system] _1401564=[i, n, k]
   Exit: (232) [system] [i, n, k]=[i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (231) [system] _1387628=['L', i, n, k]
   Exit: (231) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (230) [system] _1373692=[r, 'L', i, n, k]
   Exit: (230) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (229) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1340038)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1467586, _1467588), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1340038), _1467562, fail)), '$restore_trace'(_1467586, _1467588))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1467586, _1467588))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1340038), _1467562, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_1340038)
   Fail: (230) [system] atomic(_1340038)
   Call: (230) [system] atom_chars(_1340038, ['O', r, 'L', i, n, k])
   Exit: (230) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (229) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1476962)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1478820)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _1486558)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1489262)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'C')
   Call: (230) [system] 'C'=(;)
   Fail: (230) [system] 'C'=(;)
^  Call: (230) [user] is_like_space('C')
   Call: (231) [system] char_type('C', 'white')
   Fail: (231) [system] char_type('C', 'white')
   Call: (231) [system] char_type('C', end_of_line)
   Fail: (231) [system] char_type('C', end_of_line)
   Call: (231) [system] char_type('C', space)
   Fail: (231) [system] char_type('C', space)
   Call: (231) [system] char_type('C', cntrl)
   Fail: (231) [system] char_type('C', cntrl)
^  Fail: (230) [user] is_like_space('C')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1504340)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'C')
   Call: (228) [system] 'C'=')'
   Fail: (228) [system] 'C'=')'
   Call: (228) [system] 'C'=end_of_file
   Fail: (228) [system] 'C'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _1509910)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1511768)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'C')
   Call: (230) [system] 'C'=(;)
   Fail: (230) [system] 'C'=(;)
^  Call: (230) [user] is_like_space('C')
   Call: (231) [system] char_type('C', 'white')
   Fail: (231) [system] char_type('C', 'white')
   Call: (231) [system] char_type('C', end_of_line)
   Fail: (231) [system] char_type('C', end_of_line)
   Call: (231) [system] char_type('C', space)
   Fail: (231) [system] char_type('C', space)
   Call: (231) [system] char_type('C', cntrl)
   Fail: (231) [system] char_type('C', cntrl)
^  Fail: (230) [user] is_like_space('C')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _1525922)
   Exit: (229) [system] get_char((0x55798e5fad60), 'C')
   Call: (229) [system] 'C'='('
   Fail: (229) [system] 'C'='('
   Call: (229) [system] 'C'='['
   Fail: (229) [system] 'C'='['
   Call: (229) [system] 'C'='{'
   Fail: (229) [system] 'C'='{'
   Call: (229) [system] 'C'='"'
   Fail: (229) [system] 'C'='"'
   Call: (229) [system] 'C'=!
   Fail: (229) [system] 'C'=!
   Call: (229) [system] 'C'='\''
   Fail: (229) [system] 'C'='\''
   Call: (229) [system] 'C'='`'
   Fail: (229) [system] 'C'='`'
   Call: (229) [system] 'C'=end_of_file
   Fail: (229) [system] 'C'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1509910)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1543564)
   Call: (231) [system] peek_char((0x55798e5fad60), _1544498)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1543564=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (230) [user] classify_and_convert_charseq('C', [], _1509910)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1553808, _1553810), once(user:catch(read_from_chars(['C'], _1509910), _1553784, fail)), '$restore_trace'(_1553808, _1553810))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1553808, _1553810))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1509910), _1553784, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1509910)
   Fail: (231) [system] atomic(_1509910)
   Call: (231) [system] atom_chars(_1509910, ['C'])
   Exit: (231) [system] atom_chars('C', ['C'])
^  Exit: (230) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1563184)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1565042)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _1572780)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1575484)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'D')
   Call: (231) [system] 'D'=(;)
   Fail: (231) [system] 'D'=(;)
^  Call: (231) [user] is_like_space('D')
   Call: (232) [system] char_type('D', 'white')
   Fail: (232) [system] char_type('D', 'white')
   Call: (232) [system] char_type('D', end_of_line)
   Fail: (232) [system] char_type('D', end_of_line)
   Call: (232) [system] char_type('D', space)
   Fail: (232) [system] char_type('D', space)
   Call: (232) [system] char_type('D', cntrl)
   Fail: (232) [system] char_type('D', cntrl)
^  Fail: (231) [user] is_like_space('D')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1590562)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'D')
   Call: (229) [system] 'D'=')'
   Fail: (229) [system] 'D'=')'
   Call: (229) [system] 'D'=end_of_file
   Fail: (229) [system] 'D'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _1596132)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1597990)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'D')
   Call: (231) [system] 'D'=(;)
   Fail: (231) [system] 'D'=(;)
^  Call: (231) [user] is_like_space('D')
   Call: (232) [system] char_type('D', 'white')
   Fail: (232) [system] char_type('D', 'white')
   Call: (232) [system] char_type('D', end_of_line)
   Fail: (232) [system] char_type('D', end_of_line)
   Call: (232) [system] char_type('D', space)
   Fail: (232) [system] char_type('D', space)
   Call: (232) [system] char_type('D', cntrl)
   Fail: (232) [system] char_type('D', cntrl)
^  Fail: (231) [user] is_like_space('D')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _1612144)
   Exit: (230) [system] get_char((0x55798e5fad60), 'D')
   Call: (230) [system] 'D'='('
   Fail: (230) [system] 'D'='('
   Call: (230) [system] 'D'='['
   Fail: (230) [system] 'D'='['
   Call: (230) [system] 'D'='{'
   Fail: (230) [system] 'D'='{'
   Call: (230) [system] 'D'='"'
   Fail: (230) [system] 'D'='"'
   Call: (230) [system] 'D'=!
   Fail: (230) [system] 'D'=!
   Call: (230) [system] 'D'='\''
   Fail: (230) [system] 'D'='\''
   Call: (230) [system] 'D'='`'
   Fail: (230) [system] 'D'='`'
   Call: (230) [system] 'D'=end_of_file
   Fail: (230) [system] 'D'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1596132)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1629786)
   Call: (232) [system] peek_char((0x55798e5fad60), _1630720)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
^  Call: (232) [user] is_delimiter(')')
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] arg(_1635440, v('(', ')', end_of_file), ')')
   Exit: (233) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (232) [user] is_delimiter(')')
   Call: (232) [system] _1629786=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (231) [user] classify_and_convert_charseq('D', [], _1596132)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_1641902, _1641904), once(user:catch(read_from_chars(['D'], _1596132), _1641878, fail)), '$restore_trace'(_1641902, _1641904))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_1641902, _1641904))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1596132), _1641878, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_1596132)
   Fail: (232) [system] atomic(_1596132)
   Call: (232) [system] atom_chars(_1596132, ['D'])
   Exit: (232) [system] atom_chars('D', ['D'])
^  Exit: (231) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _1651278)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1653136)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=(;)
   Fail: (231) [system] ')'=(;)
^  Call: (231) [user] is_like_space(')')
   Call: (232) [system] char_type(')', 'white')
   Fail: (232) [system] char_type(')', 'white')
   Call: (232) [system] char_type(')', end_of_line)
   Fail: (232) [system] char_type(')', end_of_line)
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] char_type(')', cntrl)
   Fail: (232) [system] char_type(')', cntrl)
^  Fail: (231) [user] is_like_space(')')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1667290)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=')'
   Exit: (230) [system] ')'=')'
   Call: (230) [system] get_char((0x55798e5fad60), _1671080)
   Exit: (230) [system] get_char((0x55798e5fad60), ')')
   Call: (230) [system] _1651278=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), [])
   Call: (229) [system] _1563184=['D']
   Exit: (229) [system] ['D']=['D']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (228) [system] _1476962=['C', 'D']
   Exit: (228) [system] ['C', 'D']=['C', 'D']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (227) [system] _1298732=['OrLink', 'C', 'D']
   Exit: (227) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1684962)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1686820)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _1694558)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1697262)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'E')
   Call: (228) [system] 'E'=(;)
   Fail: (228) [system] 'E'=(;)
^  Call: (228) [user] is_like_space('E')
   Call: (229) [system] char_type('E', 'white')
   Fail: (229) [system] char_type('E', 'white')
   Call: (229) [system] char_type('E', end_of_line)
   Fail: (229) [system] char_type('E', end_of_line)
   Call: (229) [system] char_type('E', space)
   Fail: (229) [system] char_type('E', space)
   Call: (229) [system] char_type('E', cntrl)
   Fail: (229) [system] char_type('E', cntrl)
^  Fail: (228) [user] is_like_space('E')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1712340)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'E')
   Call: (226) [system] 'E'=')'
   Fail: (226) [system] 'E'=')'
   Call: (226) [system] 'E'=end_of_file
   Fail: (226) [system] 'E'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _1717910)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1719768)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'E')
   Call: (228) [system] 'E'=(;)
   Fail: (228) [system] 'E'=(;)
^  Call: (228) [user] is_like_space('E')
   Call: (229) [system] char_type('E', 'white')
   Fail: (229) [system] char_type('E', 'white')
   Call: (229) [system] char_type('E', end_of_line)
   Fail: (229) [system] char_type('E', end_of_line)
   Call: (229) [system] char_type('E', space)
   Fail: (229) [system] char_type('E', space)
   Call: (229) [system] char_type('E', cntrl)
   Fail: (229) [system] char_type('E', cntrl)
^  Fail: (228) [user] is_like_space('E')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _1733922)
   Exit: (227) [system] get_char((0x55798e5fad60), 'E')
   Call: (227) [system] 'E'='('
   Fail: (227) [system] 'E'='('
   Call: (227) [system] 'E'='['
   Fail: (227) [system] 'E'='['
   Call: (227) [system] 'E'='{'
   Fail: (227) [system] 'E'='{'
   Call: (227) [system] 'E'='"'
   Fail: (227) [system] 'E'='"'
   Call: (227) [system] 'E'=!
   Fail: (227) [system] 'E'=!
   Call: (227) [system] 'E'='\''
   Fail: (227) [system] 'E'='\''
   Call: (227) [system] 'E'='`'
   Fail: (227) [system] 'E'='`'
   Call: (227) [system] 'E'=end_of_file
   Fail: (227) [system] 'E'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'E', _1717910)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1751564)
   Call: (229) [system] peek_char((0x55798e5fad60), _1752498)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
^  Call: (229) [user] is_delimiter(')')
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] arg(_1757218, v('(', ')', end_of_file), ')')
   Exit: (230) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (229) [user] is_delimiter(')')
   Call: (229) [system] _1751564=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (228) [user] classify_and_convert_charseq('E', [], _1717910)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1763680, _1763682), once(user:catch(read_from_chars(['E'], _1717910), _1763656, fail)), '$restore_trace'(_1763680, _1763682))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1763680, _1763682))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1717910), _1763656, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_1717910)
   Fail: (229) [system] atomic(_1717910)
   Call: (229) [system] atom_chars(_1717910, ['E'])
   Exit: (229) [system] atom_chars('E', ['E'])
^  Exit: (228) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1773056)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1774914)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1789068)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55798e5fad60), _1792858)
   Exit: (227) [system] get_char((0x55798e5fad60), ')')
   Call: (227) [system] _1773056=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [])
   Call: (226) [system] _1684962=['E']
   Exit: (226) [system] ['E']=['E']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (225) [system] _1265784=[['OrLink', 'C', 'D'], 'E']
   Exit: (225) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (224) [system] _1003904=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (224) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1806740)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1808598)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _1816336)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1819040)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1834118)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=')'
   Fail: (223) [system] '('=')'
   Call: (223) [system] '('=end_of_file
   Fail: (223) [system] '('=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1839688)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1841546)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1855700)
   Exit: (224) [system] get_char((0x55798e5fad60), '(')
   Call: (224) [system] '('='('
   Exit: (224) [system] '('='('
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1839688)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1861270)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'=(;)
   Fail: (226) [system] 'I'=(;)
^  Call: (226) [user] is_like_space('I')
   Call: (227) [system] char_type('I', 'white')
   Fail: (227) [system] char_type('I', 'white')
   Call: (227) [system] char_type('I', end_of_line)
   Fail: (227) [system] char_type('I', end_of_line)
   Call: (227) [system] char_type('I', space)
   Fail: (227) [system] char_type('I', space)
   Call: (227) [system] char_type('I', cntrl)
   Fail: (227) [system] char_type('I', cntrl)
^  Fail: (226) [user] is_like_space('I')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1875424)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'=')'
   Fail: (225) [system] 'I'=')'
   Call: (225) [system] 'I'=end_of_file
   Fail: (225) [system] 'I'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1880994)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1882852)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'I')
   Call: (227) [system] 'I'=(;)
   Fail: (227) [system] 'I'=(;)
^  Call: (227) [user] is_like_space('I')
   Call: (228) [system] char_type('I', 'white')
   Fail: (228) [system] char_type('I', 'white')
   Call: (228) [system] char_type('I', end_of_line)
   Fail: (228) [system] char_type('I', end_of_line)
   Call: (228) [system] char_type('I', space)
   Fail: (228) [system] char_type('I', space)
   Call: (228) [system] char_type('I', cntrl)
   Fail: (228) [system] char_type('I', cntrl)
^  Fail: (227) [user] is_like_space('I')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1897006)
   Exit: (226) [system] get_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'='('
   Fail: (226) [system] 'I'='('
   Call: (226) [system] 'I'='['
   Fail: (226) [system] 'I'='['
   Call: (226) [system] 'I'='{'
   Fail: (226) [system] 'I'='{'
   Call: (226) [system] 'I'='"'
   Fail: (226) [system] 'I'='"'
   Call: (226) [system] 'I'=!
   Fail: (226) [system] 'I'=!
   Call: (226) [system] 'I'='\''
   Fail: (226) [system] 'I'='\''
   Call: (226) [system] 'I'='`'
   Fail: (226) [system] 'I'='`'
   Call: (226) [system] 'I'=end_of_file
   Fail: (226) [system] 'I'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1880994)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1914648)
   Call: (228) [system] peek_char((0x55798e5fad60), _1915582)
   Exit: (228) [system] peek_char((0x55798e5fad60), m)
^  Call: (228) [user] is_delimiter(m)
   Call: (229) [system] char_type(m, space)
   Fail: (229) [system] char_type(m, space)
   Call: (229) [system] arg(_1920302, v('(', ')', end_of_file), m)
   Fail: (229) [system] arg(_1921234, v('(', ')', end_of_file), m)
^  Fail: (228) [user] is_delimiter(m)
   Call: (228) [system] ')'==m
   Fail: (228) [system] ')'==m
   Call: (228) [system] get_char((0x55798e5fad60), m)
   Exit: (228) [system] get_char((0x55798e5fad60), m)
   Call: (228) [system] m=(\)
   Fail: (228) [system] m=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1928584)
   Call: (229) [system] peek_char((0x55798e5fad60), _1929518)
   Exit: (229) [system] peek_char((0x55798e5fad60), p)
^  Call: (229) [user] is_delimiter(p)
   Call: (230) [system] char_type(p, space)
   Fail: (230) [system] char_type(p, space)
   Call: (230) [system] arg(_1934238, v('(', ')', end_of_file), p)
   Fail: (230) [system] arg(_1935170, v('(', ')', end_of_file), p)
^  Fail: (229) [user] is_delimiter(p)
   Call: (229) [system] ')'==p
   Fail: (229) [system] ')'==p
   Call: (229) [system] get_char((0x55798e5fad60), p)
   Exit: (229) [system] get_char((0x55798e5fad60), p)
   Call: (229) [system] p=(\)
   Fail: (229) [system] p=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1942520)
   Call: (230) [system] peek_char((0x55798e5fad60), _1943454)
   Exit: (230) [system] peek_char((0x55798e5fad60), l)
^  Call: (230) [user] is_delimiter(l)
   Call: (231) [system] char_type(l, space)
   Fail: (231) [system] char_type(l, space)
   Call: (231) [system] arg(_1948174, v('(', ')', end_of_file), l)
   Fail: (231) [system] arg(_1949106, v('(', ')', end_of_file), l)
^  Fail: (230) [user] is_delimiter(l)
   Call: (230) [system] ')'==l
   Fail: (230) [system] ')'==l
   Call: (230) [system] get_char((0x55798e5fad60), l)
   Exit: (230) [system] get_char((0x55798e5fad60), l)
   Call: (230) [system] l=(\)
   Fail: (230) [system] l=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1956456)
   Call: (231) [system] peek_char((0x55798e5fad60), _1957390)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_1962110, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_1963042, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1970392)
   Call: (232) [system] peek_char((0x55798e5fad60), _1971326)
   Exit: (232) [system] peek_char((0x55798e5fad60), c)
^  Call: (232) [user] is_delimiter(c)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] arg(_1976046, v('(', ')', end_of_file), c)
   Fail: (233) [system] arg(_1976978, v('(', ')', end_of_file), c)
^  Fail: (232) [user] is_delimiter(c)
   Call: (232) [system] ')'==c
   Fail: (232) [system] ')'==c
   Call: (232) [system] get_char((0x55798e5fad60), c)
   Exit: (232) [system] get_char((0x55798e5fad60), c)
   Call: (232) [system] c=(\)
   Fail: (232) [system] c=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1984328)
   Call: (233) [system] peek_char((0x55798e5fad60), _1985262)
   Exit: (233) [system] peek_char((0x55798e5fad60), a)
^  Call: (233) [user] is_delimiter(a)
   Call: (234) [system] char_type(a, space)
   Fail: (234) [system] char_type(a, space)
   Call: (234) [system] arg(_1989982, v('(', ')', end_of_file), a)
   Fail: (234) [system] arg(_1990914, v('(', ')', end_of_file), a)
^  Fail: (233) [user] is_delimiter(a)
   Call: (233) [system] ')'==a
   Fail: (233) [system] ')'==a
   Call: (233) [system] get_char((0x55798e5fad60), a)
   Exit: (233) [system] get_char((0x55798e5fad60), a)
   Call: (233) [system] a=(\)
   Fail: (233) [system] a=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1998264)
   Call: (234) [system] peek_char((0x55798e5fad60), _1999198)
   Exit: (234) [system] peek_char((0x55798e5fad60), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_2003918, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_2004850, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55798e5fad60), t)
   Exit: (234) [system] get_char((0x55798e5fad60), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _2012200)
   Call: (235) [system] peek_char((0x55798e5fad60), _2013134)
   Exit: (235) [system] peek_char((0x55798e5fad60), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_2017854, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_2018786, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55798e5fad60), i)
   Exit: (235) [system] get_char((0x55798e5fad60), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _2026136)
   Call: (236) [system] peek_char((0x55798e5fad60), _2027070)
   Exit: (236) [system] peek_char((0x55798e5fad60), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_2031790, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_2032722, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55798e5fad60), o)
   Exit: (236) [system] get_char((0x55798e5fad60), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _2040072)
   Call: (237) [system] peek_char((0x55798e5fad60), _2041006)
   Exit: (237) [system] peek_char((0x55798e5fad60), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_2045726, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_2046658, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55798e5fad60), n)
   Exit: (237) [system] get_char((0x55798e5fad60), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _2054008)
   Call: (238) [system] peek_char((0x55798e5fad60), _2054942)
   Exit: (238) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _2054008=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (237) [system] _2040072=[n]
   Exit: (237) [system] [n]=[n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (236) [system] _2026136=[o, n]
   Exit: (236) [system] [o, n]=[o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (235) [system] _2012200=[i, o, n]
   Exit: (235) [system] [i, o, n]=[i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (234) [system] _1998264=[t, i, o, n]
   Exit: (234) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (233) [system] _1984328=[a, t, i, o, n]
   Exit: (233) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (232) [system] _1970392=[c, a, t, i, o, n]
   Exit: (232) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (231) [system] _1956456=[i, c, a, t, i, o, n]
   Exit: (231) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (230) [system] _1942520=[l, i, c, a, t, i, o, n]
   Exit: (230) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (229) [system] _1928584=[p, l, i, c, a, t, i, o, n]
   Exit: (229) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (228) [system] _1914648=[m, p, l, i, c, a, t, i, o, n]
   Exit: (228) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (227) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1880994)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_2092192, _2092194), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1880994), _2092168, fail)), '$restore_trace'(_2092192, _2092194))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_2092192, _2092194))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1880994), _2092168, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1880994)
   Fail: (228) [system] atomic(_1880994)
   Call: (228) [system] atom_chars(_5624, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (228) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (227) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _10300)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _12158)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _19896)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _22600)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _37678)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=')'
   Fail: (226) [system] '('=')'
   Call: (226) [system] '('=end_of_file
   Fail: (226) [system] '('=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _43248)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _45106)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _59260)
   Exit: (227) [system] get_char((0x55798e5fad60), '(')
   Call: (227) [system] '('='('
   Exit: (227) [system] '('='('
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _43248)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _64830)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'=(;)
   Fail: (229) [system] 'A'=(;)
^  Call: (229) [user] is_like_space('A')
   Call: (230) [system] char_type('A', 'white')
   Fail: (230) [system] char_type('A', 'white')
   Call: (230) [system] char_type('A', end_of_line)
   Fail: (230) [system] char_type('A', end_of_line)
   Call: (230) [system] char_type('A', space)
   Fail: (230) [system] char_type('A', space)
   Call: (230) [system] char_type('A', cntrl)
   Fail: (230) [system] char_type('A', cntrl)
^  Fail: (229) [user] is_like_space('A')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _78984)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=')'
   Fail: (228) [system] 'A'=')'
   Call: (228) [system] 'A'=end_of_file
   Fail: (228) [system] 'A'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _84554)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _86412)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'=(;)
   Fail: (230) [system] 'A'=(;)
^  Call: (230) [user] is_like_space('A')
   Call: (231) [system] char_type('A', 'white')
   Fail: (231) [system] char_type('A', 'white')
   Call: (231) [system] char_type('A', end_of_line)
   Fail: (231) [system] char_type('A', end_of_line)
   Call: (231) [system] char_type('A', space)
   Fail: (231) [system] char_type('A', space)
   Call: (231) [system] char_type('A', cntrl)
   Fail: (231) [system] char_type('A', cntrl)
^  Fail: (230) [user] is_like_space('A')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _100566)
   Exit: (229) [system] get_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'='('
   Fail: (229) [system] 'A'='('
   Call: (229) [system] 'A'='['
   Fail: (229) [system] 'A'='['
   Call: (229) [system] 'A'='{'
   Fail: (229) [system] 'A'='{'
   Call: (229) [system] 'A'='"'
   Fail: (229) [system] 'A'='"'
   Call: (229) [system] 'A'=!
   Fail: (229) [system] 'A'=!
   Call: (229) [system] 'A'='\''
   Fail: (229) [system] 'A'='\''
   Call: (229) [system] 'A'='`'
   Fail: (229) [system] 'A'='`'
   Call: (229) [system] 'A'=end_of_file
   Fail: (229) [system] 'A'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'A', _84554)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _118208)
   Call: (231) [system] peek_char((0x55798e5fad60), _119142)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_123862, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_124794, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _132144)
   Call: (232) [system] peek_char((0x55798e5fad60), _133078)
   Exit: (232) [system] peek_char((0x55798e5fad60), d)
^  Call: (232) [user] is_delimiter(d)
   Call: (233) [system] char_type(d, space)
   Fail: (233) [system] char_type(d, space)
   Call: (233) [system] arg(_137798, v('(', ')', end_of_file), d)
   Fail: (233) [system] arg(_138730, v('(', ')', end_of_file), d)
^  Fail: (232) [user] is_delimiter(d)
   Call: (232) [system] ')'==d
   Fail: (232) [system] ')'==d
   Call: (232) [system] get_char((0x55798e5fad60), d)
   Exit: (232) [system] get_char((0x55798e5fad60), d)
   Call: (232) [system] d=(\)
   Fail: (232) [system] d=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _146080)
   Call: (233) [system] peek_char((0x55798e5fad60), _147014)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (233) [user] is_delimiter('L')
   Call: (234) [system] char_type('L', space)
   Fail: (234) [system] char_type('L', space)
   Call: (234) [system] arg(_151734, v('(', ')', end_of_file), 'L')
   Fail: (234) [system] arg(_152666, v('(', ')', end_of_file), 'L')
^  Fail: (233) [user] is_delimiter('L')
   Call: (233) [system] ')'=='L'
   Fail: (233) [system] ')'=='L'
   Call: (233) [system] get_char((0x55798e5fad60), 'L')
   Exit: (233) [system] get_char((0x55798e5fad60), 'L')
   Call: (233) [system] 'L'=(\)
   Fail: (233) [system] 'L'=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _160016)
   Call: (234) [system] peek_char((0x55798e5fad60), _160950)
   Exit: (234) [system] peek_char((0x55798e5fad60), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_165670, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_166602, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55798e5fad60), i)
   Exit: (234) [system] get_char((0x55798e5fad60), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _173952)
   Call: (235) [system] peek_char((0x55798e5fad60), _174886)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_179606, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_180538, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _187888)
   Call: (236) [system] peek_char((0x55798e5fad60), _188822)
   Exit: (236) [system] peek_char((0x55798e5fad60), k)
^  Call: (236) [user] is_delimiter(k)
   Call: (237) [system] char_type(k, space)
   Fail: (237) [system] char_type(k, space)
   Call: (237) [system] arg(_193542, v('(', ')', end_of_file), k)
   Fail: (237) [system] arg(_194474, v('(', ')', end_of_file), k)
^  Fail: (236) [user] is_delimiter(k)
   Call: (236) [system] ')'==k
   Fail: (236) [system] ')'==k
   Call: (236) [system] get_char((0x55798e5fad60), k)
   Exit: (236) [system] get_char((0x55798e5fad60), k)
   Call: (236) [system] k=(\)
   Fail: (236) [system] k=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _201824)
   Call: (237) [system] peek_char((0x55798e5fad60), _202758)
   Exit: (237) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (237) [user] is_delimiter(' ')
   Call: (238) [system] char_type(' ', space)
   Exit: (238) [system] char_type(' ', space)
^  Exit: (237) [user] is_delimiter(' ')
   Call: (237) [system] _201824=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (236) [system] _187888=[k]
   Exit: (236) [system] [k]=[k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (235) [system] _173952=[n, k]
   Exit: (235) [system] [n, k]=[n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (234) [system] _160016=[i, n, k]
   Exit: (234) [system] [i, n, k]=[i, n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (233) [system] _146080=['L', i, n, k]
   Exit: (233) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (232) [system] _132144=[d, 'L', i, n, k]
   Exit: (232) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (231) [system] _118208=[n, d, 'L', i, n, k]
   Exit: (231) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (230) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _84554)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_228832, _228834), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _84554), _228808, fail)), '$restore_trace'(_228832, _228834))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_228832, _228834))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _84554), _228808, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_84554)
   Fail: (231) [system] atomic(_84554)
   Call: (231) [system] atom_chars(_84554, ['A', n, d, 'L', i, n, k])
   Exit: (231) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (230) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _238208)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _240066)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _247804)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _250508)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'A')
   Call: (231) [system] 'A'=(;)
   Fail: (231) [system] 'A'=(;)
^  Call: (231) [user] is_like_space('A')
   Call: (232) [system] char_type('A', 'white')
   Fail: (232) [system] char_type('A', 'white')
   Call: (232) [system] char_type('A', end_of_line)
   Fail: (232) [system] char_type('A', end_of_line)
   Call: (232) [system] char_type('A', space)
   Fail: (232) [system] char_type('A', space)
   Call: (232) [system] char_type('A', cntrl)
   Fail: (232) [system] char_type('A', cntrl)
^  Fail: (231) [user] is_like_space('A')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _265586)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'=')'
   Fail: (229) [system] 'A'=')'
   Call: (229) [system] 'A'=end_of_file
   Fail: (229) [system] 'A'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _271156)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _273014)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'A')
   Call: (231) [system] 'A'=(;)
   Fail: (231) [system] 'A'=(;)
^  Call: (231) [user] is_like_space('A')
   Call: (232) [system] char_type('A', 'white')
   Fail: (232) [system] char_type('A', 'white')
   Call: (232) [system] char_type('A', end_of_line)
   Fail: (232) [system] char_type('A', end_of_line)
   Call: (232) [system] char_type('A', space)
   Fail: (232) [system] char_type('A', space)
   Call: (232) [system] char_type('A', cntrl)
   Fail: (232) [system] char_type('A', cntrl)
^  Fail: (231) [user] is_like_space('A')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _287168)
   Exit: (230) [system] get_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'='('
   Fail: (230) [system] 'A'='('
   Call: (230) [system] 'A'='['
   Fail: (230) [system] 'A'='['
   Call: (230) [system] 'A'='{'
   Fail: (230) [system] 'A'='{'
   Call: (230) [system] 'A'='"'
   Fail: (230) [system] 'A'='"'
   Call: (230) [system] 'A'=!
   Fail: (230) [system] 'A'=!
   Call: (230) [system] 'A'='\''
   Fail: (230) [system] 'A'='\''
   Call: (230) [system] 'A'='`'
   Fail: (230) [system] 'A'='`'
   Call: (230) [system] 'A'=end_of_file
   Fail: (230) [system] 'A'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'A', _271156)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _304810)
   Call: (232) [system] peek_char((0x55798e5fad60), _305744)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _304810=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (231) [user] classify_and_convert_charseq('A', [], _271156)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_315054, _315056), once(user:catch(read_from_chars(['A'], _271156), _315030, fail)), '$restore_trace'(_315054, _315056))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_315054, _315056))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _271156), _315030, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_271156)
   Fail: (232) [system] atomic(_271156)
   Call: (232) [system] atom_chars(_271156, ['A'])
   Exit: (232) [system] atom_chars('A', ['A'])
^  Exit: (231) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _324430)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _326288)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55798e5fad60), _334026)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _336730)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'B')
   Call: (232) [system] 'B'=(;)
   Fail: (232) [system] 'B'=(;)
^  Call: (232) [user] is_like_space('B')
   Call: (233) [system] char_type('B', 'white')
   Fail: (233) [system] char_type('B', 'white')
   Call: (233) [system] char_type('B', end_of_line)
   Fail: (233) [system] char_type('B', end_of_line)
   Call: (233) [system] char_type('B', space)
   Fail: (233) [system] char_type('B', space)
   Call: (233) [system] char_type('B', cntrl)
   Fail: (233) [system] char_type('B', cntrl)
^  Fail: (232) [user] is_like_space('B')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _351808)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'B')
   Call: (230) [system] 'B'=')'
   Fail: (230) [system] 'B'=')'
   Call: (230) [system] 'B'=end_of_file
   Fail: (230) [system] 'B'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _357378)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _359236)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'B')
   Call: (232) [system] 'B'=(;)
   Fail: (232) [system] 'B'=(;)
^  Call: (232) [user] is_like_space('B')
   Call: (233) [system] char_type('B', 'white')
   Fail: (233) [system] char_type('B', 'white')
   Call: (233) [system] char_type('B', end_of_line)
   Fail: (233) [system] char_type('B', end_of_line)
   Call: (233) [system] char_type('B', space)
   Fail: (233) [system] char_type('B', space)
   Call: (233) [system] char_type('B', cntrl)
   Fail: (233) [system] char_type('B', cntrl)
^  Fail: (232) [user] is_like_space('B')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _373390)
   Exit: (231) [system] get_char((0x55798e5fad60), 'B')
   Call: (231) [system] 'B'='('
   Fail: (231) [system] 'B'='('
   Call: (231) [system] 'B'='['
   Fail: (231) [system] 'B'='['
   Call: (231) [system] 'B'='{'
   Fail: (231) [system] 'B'='{'
   Call: (231) [system] 'B'='"'
   Fail: (231) [system] 'B'='"'
   Call: (231) [system] 'B'=!
   Fail: (231) [system] 'B'=!
   Call: (231) [system] 'B'='\''
   Fail: (231) [system] 'B'='\''
   Call: (231) [system] 'B'='`'
   Fail: (231) [system] 'B'='`'
   Call: (231) [system] 'B'=end_of_file
   Fail: (231) [system] 'B'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), 'B', _357378)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _391032)
   Call: (233) [system] peek_char((0x55798e5fad60), _391966)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
^  Call: (233) [user] is_delimiter(')')
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] arg(_396686, v('(', ')', end_of_file), ')')
   Exit: (234) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (233) [user] is_delimiter(')')
   Call: (233) [system] _391032=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (232) [user] classify_and_convert_charseq('B', [], _357378)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_403148, _403150), once(user:catch(read_from_chars(['B'], _357378), _403124, fail)), '$restore_trace'(_403148, _403150))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_403148, _403150))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _357378), _403124, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_357378)
   Fail: (233) [system] atomic(_357378)
   Call: (233) [system] atom_chars(_357378, ['B'])
   Exit: (233) [system] atom_chars('B', ['B'])
^  Exit: (232) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _412524)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _414382)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
   Call: (232) [system] ')'=(;)
   Fail: (232) [system] ')'=(;)
^  Call: (232) [user] is_like_space(')')
   Call: (233) [system] char_type(')', 'white')
   Fail: (233) [system] char_type(')', 'white')
   Call: (233) [system] char_type(')', end_of_line)
   Fail: (233) [system] char_type(')', end_of_line)
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] char_type(')', cntrl)
   Fail: (233) [system] char_type(')', cntrl)
^  Fail: (232) [user] is_like_space(')')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _428536)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=')'
   Exit: (231) [system] ')'=')'
   Call: (231) [system] get_char((0x55798e5fad60), _432326)
   Exit: (231) [system] get_char((0x55798e5fad60), ')')
   Call: (231) [system] _412524=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), [])
   Call: (230) [system] _324430=['B']
   Exit: (230) [system] ['B']=['B']
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (229) [system] _238208=['A', 'B']
   Exit: (229) [system] ['A', 'B']=['A', 'B']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (228) [system] _43248=['AndLink', 'A', 'B']
   Exit: (228) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _446208)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _448066)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _455804)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _458508)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'C')
   Call: (229) [system] 'C'=(;)
   Fail: (229) [system] 'C'=(;)
^  Call: (229) [user] is_like_space('C')
   Call: (230) [system] char_type('C', 'white')
   Fail: (230) [system] char_type('C', 'white')
   Call: (230) [system] char_type('C', end_of_line)
   Fail: (230) [system] char_type('C', end_of_line)
   Call: (230) [system] char_type('C', space)
   Fail: (230) [system] char_type('C', space)
   Call: (230) [system] char_type('C', cntrl)
   Fail: (230) [system] char_type('C', cntrl)
^  Fail: (229) [user] is_like_space('C')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _473586)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'C')
   Call: (227) [system] 'C'=')'
   Fail: (227) [system] 'C'=')'
   Call: (227) [system] 'C'=end_of_file
   Fail: (227) [system] 'C'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _479156)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _481014)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'C')
   Call: (229) [system] 'C'=(;)
   Fail: (229) [system] 'C'=(;)
^  Call: (229) [user] is_like_space('C')
   Call: (230) [system] char_type('C', 'white')
   Fail: (230) [system] char_type('C', 'white')
   Call: (230) [system] char_type('C', end_of_line)
   Fail: (230) [system] char_type('C', end_of_line)
   Call: (230) [system] char_type('C', space)
   Fail: (230) [system] char_type('C', space)
   Call: (230) [system] char_type('C', cntrl)
   Fail: (230) [system] char_type('C', cntrl)
^  Fail: (229) [user] is_like_space('C')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _495168)
   Exit: (228) [system] get_char((0x55798e5fad60), 'C')
   Call: (228) [system] 'C'='('
   Fail: (228) [system] 'C'='('
   Call: (228) [system] 'C'='['
   Fail: (228) [system] 'C'='['
   Call: (228) [system] 'C'='{'
   Fail: (228) [system] 'C'='{'
   Call: (228) [system] 'C'='"'
   Fail: (228) [system] 'C'='"'
   Call: (228) [system] 'C'=!
   Fail: (228) [system] 'C'=!
   Call: (228) [system] 'C'='\''
   Fail: (228) [system] 'C'='\''
   Call: (228) [system] 'C'='`'
   Fail: (228) [system] 'C'='`'
   Call: (228) [system] 'C'=end_of_file
   Fail: (228) [system] 'C'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'C', _479156)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _512810)
   Call: (230) [system] peek_char((0x55798e5fad60), _513744)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
^  Call: (230) [user] is_delimiter(')')
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] arg(_518464, v('(', ')', end_of_file), ')')
   Exit: (231) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (230) [user] is_delimiter(')')
   Call: (230) [system] _512810=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (229) [user] classify_and_convert_charseq('C', [], _479156)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_524926, _524928), once(user:catch(read_from_chars(['C'], _479156), _524902, fail)), '$restore_trace'(_524926, _524928))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_524926, _524928))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _479156), _524902, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_479156)
   Fail: (230) [system] atomic(_479156)
   Call: (230) [system] atom_chars(_479156, ['C'])
   Exit: (230) [system] atom_chars('C', ['C'])
^  Exit: (229) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _534302)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _536160)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=(;)
   Fail: (229) [system] ')'=(;)
^  Call: (229) [user] is_like_space(')')
   Call: (230) [system] char_type(')', 'white')
   Fail: (230) [system] char_type(')', 'white')
   Call: (230) [system] char_type(')', end_of_line)
   Fail: (230) [system] char_type(')', end_of_line)
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] char_type(')', cntrl)
   Fail: (230) [system] char_type(')', cntrl)
^  Fail: (229) [user] is_like_space(')')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _550314)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=')'
   Exit: (228) [system] ')'=')'
   Call: (228) [system] get_char((0x55798e5fad60), _554104)
   Exit: (228) [system] get_char((0x55798e5fad60), ')')
   Call: (228) [system] _534302=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [])
   Call: (227) [system] _446208=['C']
   Exit: (227) [system] ['C']=['C']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (226) [system] _10300=[['AndLink', 'A', 'B'], 'C']
   Exit: (226) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (225) [system] _5618=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (225) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _567986)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _569844)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _583998)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55798e5fad60), _587788)
   Exit: (224) [system] get_char((0x55798e5fad60), ')')
   Call: (224) [system] _567986=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [])
   Call: (223) [system] _5614=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (223) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (222) [system] _5572=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (222) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (221) [system] _5564=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (221) [system] ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _601670)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _603528)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _617682)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55798e5fad60), _621472)
   Exit: (220) [system] get_char((0x55798e5fad60), ')')
   Call: (220) [system] _601670=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [])
   Call: (219) [system] _5560=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (219) [system] [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (218) [system] _5518=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (218) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (217) [system] _5510=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (217) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _635354)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _637212)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=(;)
   Fail: (217) [system] ')'=(;)
^  Call: (217) [user] is_like_space(')')
   Call: (218) [system] char_type(')', 'white')
   Fail: (218) [system] char_type(')', 'white')
   Call: (218) [system] char_type(')', end_of_line)
   Fail: (218) [system] char_type(')', end_of_line)
   Call: (218) [system] char_type(')', space)
   Fail: (218) [system] char_type(')', space)
   Call: (218) [system] char_type(')', cntrl)
   Fail: (218) [system] char_type(')', cntrl)
^  Fail: (217) [user] is_like_space(')')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _651366)
   Exit: (216) [system] peek_char((0x55798e5fad60), ')')
   Call: (216) [system] ')'=')'
   Exit: (216) [system] ')'=')'
   Call: (216) [system] get_char((0x55798e5fad60), _655156)
   Exit: (216) [system] get_char((0x55798e5fad60), ')')
   Call: (216) [system] _635354=[]
   Exit: (216) [system] []=[]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [])
   Call: (215) [system] _5506=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (215) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
   Call: (214) [system] _5464=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (214) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
   Call: (213) [system] _5456=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (213) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (212) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
^  Exit: (211) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
^  Call: (211) [user] read_list(')', (0x55798e5fad60), _669038)
^  Call: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _670896)
   Exit: (213) [system] peek_char((0x55798e5fad60), '\n')
   Call: (213) [system] '\n'=(;)
   Fail: (213) [system] '\n'=(;)
^  Call: (213) [user] is_like_space('\n')
   Call: (214) [system] char_type('\n', 'white')
   Fail: (214) [system] char_type('\n', 'white')
   Call: (214) [system] char_type('\n', end_of_line)
   Exit: (214) [system] char_type('\n', end_of_line)
^  Exit: (213) [user] is_like_space('\n')
   Call: (213) [system] get_char((0x55798e5fad60), _680490)
   Exit: (213) [system] get_char((0x55798e5fad60), '\n')
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _683194)
   Exit: (214) [system] peek_char((0x55798e5fad60), ' ')
   Call: (214) [system] ' '=(;)
   Fail: (214) [system] ' '=(;)
^  Call: (214) [user] is_like_space(' ')
   Call: (215) [system] char_type(' ', 'white')
   Exit: (215) [system] char_type(' ', 'white')
^  Exit: (214) [user] is_like_space(' ')
   Call: (214) [system] get_char((0x55798e5fad60), _690932)
   Exit: (214) [system] get_char((0x55798e5fad60), ' ')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _693636)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
^  Exit: (212) [user] skip_spaces((0x55798e5fad60))
   Call: (212) [system] peek_char((0x55798e5fad60), _709638)
   Exit: (212) [system] peek_char((0x55798e5fad60), '(')
   Call: (212) [system] '('=')'
   Fail: (212) [system] '('=')'
   Call: (212) [system] '('=end_of_file
   Fail: (212) [system] '('=end_of_file
^  Call: (212) [user] cont_sexpr(')', (0x55798e5fad60), _715208)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _717066)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=(;)
   Fail: (214) [system] '('=(;)
^  Call: (214) [user] is_like_space('(')
   Call: (215) [system] char_type('(', 'white')
   Fail: (215) [system] char_type('(', 'white')
   Call: (215) [system] char_type('(', end_of_line)
   Fail: (215) [system] char_type('(', end_of_line)
   Call: (215) [system] char_type('(', space)
   Fail: (215) [system] char_type('(', space)
   Call: (215) [system] char_type('(', cntrl)
   Fail: (215) [system] char_type('(', cntrl)
^  Fail: (214) [user] is_like_space('(')
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] get_char((0x55798e5fad60), _731220)
   Exit: (213) [system] get_char((0x55798e5fad60), '(')
   Call: (213) [system] '('='('
   Exit: (213) [system] '('='('
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _715208)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _736790)
   Exit: (215) [system] peek_char((0x55798e5fad60), :)
   Call: (215) [system] (:)=(;)
   Fail: (215) [system] (:)=(;)
^  Call: (215) [user] is_like_space(:)
   Call: (216) [system] char_type(:, 'white')
   Fail: (216) [system] char_type(:, 'white')
   Call: (216) [system] char_type(:, end_of_line)
   Fail: (216) [system] char_type(:, end_of_line)
   Call: (216) [system] char_type(:, space)
   Fail: (216) [system] char_type(:, space)
   Call: (216) [system] char_type(:, cntrl)
   Fail: (216) [system] char_type(:, cntrl)
^  Fail: (215) [user] is_like_space(:)
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _750944)
   Exit: (214) [system] peek_char((0x55798e5fad60), :)
   Call: (214) [system] (:)=')'
   Fail: (214) [system] (:)=')'
   Call: (214) [system] (:)=end_of_file
   Fail: (214) [system] (:)=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _756514)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _758372)
   Exit: (216) [system] peek_char((0x55798e5fad60), :)
   Call: (216) [system] (:)=(;)
   Fail: (216) [system] (:)=(;)
^  Call: (216) [user] is_like_space(:)
   Call: (217) [system] char_type(:, 'white')
   Fail: (217) [system] char_type(:, 'white')
   Call: (217) [system] char_type(:, end_of_line)
   Fail: (217) [system] char_type(:, end_of_line)
   Call: (217) [system] char_type(:, space)
   Fail: (217) [system] char_type(:, space)
   Call: (217) [system] char_type(:, cntrl)
   Fail: (217) [system] char_type(:, cntrl)
^  Fail: (216) [user] is_like_space(:)
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _772526)
   Exit: (215) [system] get_char((0x55798e5fad60), :)
   Call: (215) [system] (:)='('
   Fail: (215) [system] (:)='('
   Call: (215) [system] (:)='['
   Fail: (215) [system] (:)='['
   Call: (215) [system] (:)='{'
   Fail: (215) [system] (:)='{'
   Call: (215) [system] (:)='"'
   Fail: (215) [system] (:)='"'
   Call: (215) [system] (:)=!
   Fail: (215) [system] (:)=!
   Call: (215) [system] (:)='\''
   Fail: (215) [system] (:)='\''
   Call: (215) [system] (:)='`'
   Fail: (215) [system] (:)='`'
   Call: (215) [system] (:)=end_of_file
   Fail: (215) [system] (:)=end_of_file
^  Call: (215) [user] read_symbolic(')', (0x55798e5fad60), :, _756514)
^  Call: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), _790168)
   Call: (217) [system] peek_char((0x55798e5fad60), _791102)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (217) [user] is_delimiter(' ')
   Call: (218) [system] char_type(' ', space)
   Exit: (218) [system] char_type(' ', space)
^  Exit: (217) [user] is_delimiter(' ')
   Call: (217) [system] _790168=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (216) [user] classify_and_convert_charseq(:, [], _756514)
^  Call: (218) [system] setup_call_cleanup('$notrace'(_800412, _800414), once(user:catch(read_from_chars([:], _756514), _800388, fail)), '$restore_trace'(_800412, _800414))
^  Call: (219) [system] sig_atomic(system:'$notrace'(_800412, _800414))
^  Exit: (218) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _800388, fail)), system:'$restore_trace'(3, -1))
   Call: (217) [system] atomic(:)
   Exit: (217) [system] atomic(:)
^  Exit: (216) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (215) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _807912)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _809770)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _817508)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _820212)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _835290)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _840860)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _842718)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _856872)
   Exit: (216) [system] get_char((0x55798e5fad60), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _840860)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _862442)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'D')
   Call: (218) [system] 'D'=(;)
   Fail: (218) [system] 'D'=(;)
^  Call: (218) [user] is_like_space('D')
   Call: (219) [system] char_type('D', 'white')
   Fail: (219) [system] char_type('D', 'white')
   Call: (219) [system] char_type('D', end_of_line)
   Fail: (219) [system] char_type('D', end_of_line)
   Call: (219) [system] char_type('D', space)
   Fail: (219) [system] char_type('D', space)
   Call: (219) [system] char_type('D', cntrl)
   Fail: (219) [system] char_type('D', cntrl)
^  Fail: (218) [user] is_like_space('D')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _876596)
   Exit: (217) [system] peek_char((0x55798e5fad60), 'D')
   Call: (217) [system] 'D'=')'
   Fail: (217) [system] 'D'=')'
   Call: (217) [system] 'D'=end_of_file
   Fail: (217) [system] 'D'=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _882166)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _884024)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'D')
   Call: (219) [system] 'D'=(;)
   Fail: (219) [system] 'D'=(;)
^  Call: (219) [user] is_like_space('D')
   Call: (220) [system] char_type('D', 'white')
   Fail: (220) [system] char_type('D', 'white')
   Call: (220) [system] char_type('D', end_of_line)
   Fail: (220) [system] char_type('D', end_of_line)
   Call: (220) [system] char_type('D', space)
   Fail: (220) [system] char_type('D', space)
   Call: (220) [system] char_type('D', cntrl)
   Fail: (220) [system] char_type('D', cntrl)
^  Fail: (219) [user] is_like_space('D')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _898178)
   Exit: (218) [system] get_char((0x55798e5fad60), 'D')
   Call: (218) [system] 'D'='('
   Fail: (218) [system] 'D'='('
   Call: (218) [system] 'D'='['
   Fail: (218) [system] 'D'='['
   Call: (218) [system] 'D'='{'
   Fail: (218) [system] 'D'='{'
   Call: (218) [system] 'D'='"'
   Fail: (218) [system] 'D'='"'
   Call: (218) [system] 'D'=!
   Fail: (218) [system] 'D'=!
   Call: (218) [system] 'D'='\''
   Fail: (218) [system] 'D'='\''
   Call: (218) [system] 'D'='`'
   Fail: (218) [system] 'D'='`'
   Call: (218) [system] 'D'=end_of_file
   Fail: (218) [system] 'D'=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), 'D', _882166)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _915820)
   Call: (220) [system] peek_char((0x55798e5fad60), _916754)
   Exit: (220) [system] peek_char((0x55798e5fad60), i)
^  Call: (220) [user] is_delimiter(i)
   Call: (221) [system] char_type(i, space)
   Fail: (221) [system] char_type(i, space)
   Call: (221) [system] arg(_921474, v('(', ')', end_of_file), i)
   Fail: (221) [system] arg(_922406, v('(', ')', end_of_file), i)
^  Fail: (220) [user] is_delimiter(i)
   Call: (220) [system] ')'==i
   Fail: (220) [system] ')'==i
   Call: (220) [system] get_char((0x55798e5fad60), i)
   Exit: (220) [system] get_char((0x55798e5fad60), i)
   Call: (220) [system] i=(\)
   Fail: (220) [system] i=(\)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _929756)
   Call: (221) [system] peek_char((0x55798e5fad60), _930690)
   Exit: (221) [system] peek_char((0x55798e5fad60), s)
^  Call: (221) [user] is_delimiter(s)
   Call: (222) [system] char_type(s, space)
   Fail: (222) [system] char_type(s, space)
   Call: (222) [system] arg(_935410, v('(', ')', end_of_file), s)
   Fail: (222) [system] arg(_936342, v('(', ')', end_of_file), s)
^  Fail: (221) [user] is_delimiter(s)
   Call: (221) [system] ')'==s
   Fail: (221) [system] ')'==s
   Call: (221) [system] get_char((0x55798e5fad60), s)
   Exit: (221) [system] get_char((0x55798e5fad60), s)
   Call: (221) [system] s=(\)
   Fail: (221) [system] s=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _943692)
   Call: (222) [system] peek_char((0x55798e5fad60), _944626)
   Exit: (222) [system] peek_char((0x55798e5fad60), j)
^  Call: (222) [user] is_delimiter(j)
   Call: (223) [system] char_type(j, space)
   Fail: (223) [system] char_type(j, space)
   Call: (223) [system] arg(_949346, v('(', ')', end_of_file), j)
   Fail: (223) [system] arg(_950278, v('(', ')', end_of_file), j)
^  Fail: (222) [user] is_delimiter(j)
   Call: (222) [system] ')'==j
   Fail: (222) [system] ')'==j
   Call: (222) [system] get_char((0x55798e5fad60), j)
   Exit: (222) [system] get_char((0x55798e5fad60), j)
   Call: (222) [system] j=(\)
   Fail: (222) [system] j=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _957628)
   Call: (223) [system] peek_char((0x55798e5fad60), _958562)
   Exit: (223) [system] peek_char((0x55798e5fad60), u)
^  Call: (223) [user] is_delimiter(u)
   Call: (224) [system] char_type(u, space)
   Fail: (224) [system] char_type(u, space)
   Call: (224) [system] arg(_963282, v('(', ')', end_of_file), u)
   Fail: (224) [system] arg(_964214, v('(', ')', end_of_file), u)
^  Fail: (223) [user] is_delimiter(u)
   Call: (223) [system] ')'==u
   Fail: (223) [system] ')'==u
   Call: (223) [system] get_char((0x55798e5fad60), u)
   Exit: (223) [system] get_char((0x55798e5fad60), u)
   Call: (223) [system] u=(\)
   Fail: (223) [system] u=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _971564)
   Call: (224) [system] peek_char((0x55798e5fad60), _972498)
   Exit: (224) [system] peek_char((0x55798e5fad60), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_977218, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_978150, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55798e5fad60), n)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _985500)
   Call: (225) [system] peek_char((0x55798e5fad60), _986434)
   Exit: (225) [system] peek_char((0x55798e5fad60), c)
^  Call: (225) [user] is_delimiter(c)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] arg(_991154, v('(', ')', end_of_file), c)
   Fail: (226) [system] arg(_992086, v('(', ')', end_of_file), c)
^  Fail: (225) [user] is_delimiter(c)
   Call: (225) [system] ')'==c
   Fail: (225) [system] ')'==c
   Call: (225) [system] get_char((0x55798e5fad60), c)
   Exit: (225) [system] get_char((0x55798e5fad60), c)
   Call: (225) [system] c=(\)
   Fail: (225) [system] c=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _999436)
   Call: (226) [system] peek_char((0x55798e5fad60), _1000370)
   Exit: (226) [system] peek_char((0x55798e5fad60), t)
^  Call: (226) [user] is_delimiter(t)
   Call: (227) [system] char_type(t, space)
   Fail: (227) [system] char_type(t, space)
   Call: (227) [system] arg(_1005090, v('(', ')', end_of_file), t)
   Fail: (227) [system] arg(_1006022, v('(', ')', end_of_file), t)
^  Fail: (226) [user] is_delimiter(t)
   Call: (226) [system] ')'==t
   Fail: (226) [system] ')'==t
   Call: (226) [system] get_char((0x55798e5fad60), t)
   Exit: (226) [system] get_char((0x55798e5fad60), t)
   Call: (226) [system] t=(\)
   Fail: (226) [system] t=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1013372)
   Call: (227) [system] peek_char((0x55798e5fad60), _1014306)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_1019026, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_1019958, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1027308)
   Call: (228) [system] peek_char((0x55798e5fad60), _1028242)
   Exit: (228) [system] peek_char((0x55798e5fad60), o)
^  Call: (228) [user] is_delimiter(o)
   Call: (229) [system] char_type(o, space)
   Fail: (229) [system] char_type(o, space)
   Call: (229) [system] arg(_1032962, v('(', ')', end_of_file), o)
   Fail: (229) [system] arg(_1033894, v('(', ')', end_of_file), o)
^  Fail: (228) [user] is_delimiter(o)
   Call: (228) [system] ')'==o
   Fail: (228) [system] ')'==o
   Call: (228) [system] get_char((0x55798e5fad60), o)
   Exit: (228) [system] get_char((0x55798e5fad60), o)
   Call: (228) [system] o=(\)
   Fail: (228) [system] o=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1041244)
   Call: (229) [system] peek_char((0x55798e5fad60), _1042178)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_1046898, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_1047830, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1055180)
   Call: (230) [system] peek_char((0x55798e5fad60), _1056114)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (230) [user] is_delimiter('I')
   Call: (231) [system] char_type('I', space)
   Fail: (231) [system] char_type('I', space)
   Call: (231) [system] arg(_1060834, v('(', ')', end_of_file), 'I')
   Fail: (231) [system] arg(_1061766, v('(', ')', end_of_file), 'I')
^  Fail: (230) [user] is_delimiter('I')
   Call: (230) [system] ')'=='I'
   Fail: (230) [system] ')'=='I'
   Call: (230) [system] get_char((0x55798e5fad60), 'I')
   Exit: (230) [system] get_char((0x55798e5fad60), 'I')
   Call: (230) [system] 'I'=(\)
   Fail: (230) [system] 'I'=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1069116)
   Call: (231) [system] peek_char((0x55798e5fad60), _1070050)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1074770, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1075702, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1083052)
   Call: (232) [system] peek_char((0x55798e5fad60), _1083986)
   Exit: (232) [system] peek_char((0x55798e5fad60), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_1088706, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_1089638, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55798e5fad60), t)
   Exit: (232) [system] get_char((0x55798e5fad60), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1096988)
   Call: (233) [system] peek_char((0x55798e5fad60), _1097922)
   Exit: (233) [system] peek_char((0x55798e5fad60), r)
^  Call: (233) [user] is_delimiter(r)
   Call: (234) [system] char_type(r, space)
   Fail: (234) [system] char_type(r, space)
   Call: (234) [system] arg(_1102642, v('(', ')', end_of_file), r)
   Fail: (234) [system] arg(_1103574, v('(', ')', end_of_file), r)
^  Fail: (233) [user] is_delimiter(r)
   Call: (233) [system] ')'==r
   Fail: (233) [system] ')'==r
   Call: (233) [system] get_char((0x55798e5fad60), r)
   Exit: (233) [system] get_char((0x55798e5fad60), r)
   Call: (233) [system] r=(\)
   Fail: (233) [system] r=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1110924)
   Call: (234) [system] peek_char((0x55798e5fad60), _1111858)
   Exit: (234) [system] peek_char((0x55798e5fad60), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_1116578, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_1117510, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55798e5fad60), o)
   Exit: (234) [system] get_char((0x55798e5fad60), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1124860)
   Call: (235) [system] peek_char((0x55798e5fad60), _1125794)
   Exit: (235) [system] peek_char((0x55798e5fad60), d)
^  Call: (235) [user] is_delimiter(d)
   Call: (236) [system] char_type(d, space)
   Fail: (236) [system] char_type(d, space)
   Call: (236) [system] arg(_1130514, v('(', ')', end_of_file), d)
   Fail: (236) [system] arg(_1131446, v('(', ')', end_of_file), d)
^  Fail: (235) [user] is_delimiter(d)
   Call: (235) [system] ')'==d
   Fail: (235) [system] ')'==d
   Call: (235) [system] get_char((0x55798e5fad60), d)
   Exit: (235) [system] get_char((0x55798e5fad60), d)
   Call: (235) [system] d=(\)
   Fail: (235) [system] d=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1138796)
   Call: (236) [system] peek_char((0x55798e5fad60), _1139730)
   Exit: (236) [system] peek_char((0x55798e5fad60), u)
^  Call: (236) [user] is_delimiter(u)
   Call: (237) [system] char_type(u, space)
   Fail: (237) [system] char_type(u, space)
   Call: (237) [system] arg(_1144450, v('(', ')', end_of_file), u)
   Fail: (237) [system] arg(_1145382, v('(', ')', end_of_file), u)
^  Fail: (236) [user] is_delimiter(u)
   Call: (236) [system] ')'==u
   Fail: (236) [system] ')'==u
   Call: (236) [system] get_char((0x55798e5fad60), u)
   Exit: (236) [system] get_char((0x55798e5fad60), u)
   Call: (236) [system] u=(\)
   Fail: (236) [system] u=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1152732)
   Call: (237) [system] peek_char((0x55798e5fad60), _1153666)
   Exit: (237) [system] peek_char((0x55798e5fad60), c)
^  Call: (237) [user] is_delimiter(c)
   Call: (238) [system] char_type(c, space)
   Fail: (238) [system] char_type(c, space)
   Call: (238) [system] arg(_1158386, v('(', ')', end_of_file), c)
   Fail: (238) [system] arg(_1159318, v('(', ')', end_of_file), c)
^  Fail: (237) [user] is_delimiter(c)
   Call: (237) [system] ')'==c
   Fail: (237) [system] ')'==c
   Call: (237) [system] get_char((0x55798e5fad60), c)
   Exit: (237) [system] get_char((0x55798e5fad60), c)
   Call: (237) [system] c=(\)
   Fail: (237) [system] c=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1166668)
   Call: (238) [system] peek_char((0x55798e5fad60), _1167602)
   Exit: (238) [system] peek_char((0x55798e5fad60), t)
^  Call: (238) [user] is_delimiter(t)
   Call: (239) [system] char_type(t, space)
   Fail: (239) [system] char_type(t, space)
   Call: (239) [system] arg(_1172322, v('(', ')', end_of_file), t)
   Fail: (239) [system] arg(_1173254, v('(', ')', end_of_file), t)
^  Fail: (238) [user] is_delimiter(t)
   Call: (238) [system] ')'==t
   Fail: (238) [system] ')'==t
   Call: (238) [system] get_char((0x55798e5fad60), t)
   Exit: (238) [system] get_char((0x55798e5fad60), t)
   Call: (238) [system] t=(\)
   Fail: (238) [system] t=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1180604)
   Call: (239) [system] peek_char((0x55798e5fad60), _1181538)
   Exit: (239) [system] peek_char((0x55798e5fad60), i)
^  Call: (239) [user] is_delimiter(i)
   Call: (240) [system] char_type(i, space)
   Fail: (240) [system] char_type(i, space)
   Call: (240) [system] arg(_1186258, v('(', ')', end_of_file), i)
   Fail: (240) [system] arg(_1187190, v('(', ')', end_of_file), i)
^  Fail: (239) [user] is_delimiter(i)
   Call: (239) [system] ')'==i
   Fail: (239) [system] ')'==i
   Call: (239) [system] get_char((0x55798e5fad60), i)
   Exit: (239) [system] get_char((0x55798e5fad60), i)
   Call: (239) [system] i=(\)
   Fail: (239) [system] i=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1194540)
   Call: (240) [system] peek_char((0x55798e5fad60), _1195474)
   Exit: (240) [system] peek_char((0x55798e5fad60), o)
^  Call: (240) [user] is_delimiter(o)
   Call: (241) [system] char_type(o, space)
   Fail: (241) [system] char_type(o, space)
   Call: (241) [system] arg(_1200194, v('(', ')', end_of_file), o)
   Fail: (241) [system] arg(_1201126, v('(', ')', end_of_file), o)
^  Fail: (240) [user] is_delimiter(o)
   Call: (240) [system] ')'==o
   Fail: (240) [system] ')'==o
   Call: (240) [system] get_char((0x55798e5fad60), o)
   Exit: (240) [system] get_char((0x55798e5fad60), o)
   Call: (240) [system] o=(\)
   Fail: (240) [system] o=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1208476)
   Call: (241) [system] peek_char((0x55798e5fad60), _1209410)
   Exit: (241) [system] peek_char((0x55798e5fad60), n)
^  Call: (241) [user] is_delimiter(n)
   Call: (242) [system] char_type(n, space)
   Fail: (242) [system] char_type(n, space)
   Call: (242) [system] arg(_1214130, v('(', ')', end_of_file), n)
   Fail: (242) [system] arg(_1215062, v('(', ')', end_of_file), n)
^  Fail: (241) [user] is_delimiter(n)
   Call: (241) [system] ')'==n
   Fail: (241) [system] ')'==n
   Call: (241) [system] get_char((0x55798e5fad60), n)
   Exit: (241) [system] get_char((0x55798e5fad60), n)
   Call: (241) [system] n=(\)
   Fail: (241) [system] n=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1222412)
   Call: (242) [system] peek_char((0x55798e5fad60), _1223346)
   Exit: (242) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (242) [user] is_delimiter(' ')
   Call: (243) [system] char_type(' ', space)
   Exit: (243) [system] char_type(' ', space)
^  Exit: (242) [user] is_delimiter(' ')
   Call: (242) [system] _1222412=[]
   Exit: (242) [system] []=[]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (241) [system] _1208476=[n]
   Exit: (241) [system] [n]=[n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (240) [system] _1194540=[o, n]
   Exit: (240) [system] [o, n]=[o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (239) [system] _1180604=[i, o, n]
   Exit: (239) [system] [i, o, n]=[i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (238) [system] _1166668=[t, i, o, n]
   Exit: (238) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (237) [system] _1152732=[c, t, i, o, n]
   Exit: (237) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (236) [system] _1138796=[u, c, t, i, o, n]
   Exit: (236) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (235) [system] _1124860=[d, u, c, t, i, o, n]
   Exit: (235) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (234) [system] _1110924=[o, d, u, c, t, i, o, n]
   Exit: (234) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (233) [system] _1096988=[r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1083052=[t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1069116=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1055180=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1041244=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1027308=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1013372=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _999436=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _985500=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _971564=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _957628=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _943692=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _929756=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (220) [system] _915820=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (220) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (219) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _882166)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_1294124, _1294126), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _882166), _1294100, fail)), '$restore_trace'(_1294124, _1294126))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_1294124, _1294126))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _882166), _1294100, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(_882166)
   Fail: (220) [system] atomic(_882166)
   Call: (220) [system] atom_chars(_882166, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (220) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (219) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _1303500)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1305358)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _1313096)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1315800)
   Exit: (220) [system] peek_char((0x55798e5fad60), a)
   Call: (220) [system] a=(;)
   Fail: (220) [system] a=(;)
^  Call: (220) [user] is_like_space(a)
   Call: (221) [system] char_type(a, 'white')
   Fail: (221) [system] char_type(a, 'white')
   Call: (221) [system] char_type(a, end_of_line)
   Fail: (221) [system] char_type(a, end_of_line)
   Call: (221) [system] char_type(a, space)
   Fail: (221) [system] char_type(a, space)
   Call: (221) [system] char_type(a, cntrl)
   Fail: (221) [system] char_type(a, cntrl)
^  Fail: (220) [user] is_like_space(a)
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1330878)
   Exit: (218) [system] peek_char((0x55798e5fad60), a)
   Call: (218) [system] a=')'
   Fail: (218) [system] a=')'
   Call: (218) [system] a=end_of_file
   Fail: (218) [system] a=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _1336448)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1338306)
   Exit: (220) [system] peek_char((0x55798e5fad60), a)
   Call: (220) [system] a=(;)
   Fail: (220) [system] a=(;)
^  Call: (220) [user] is_like_space(a)
   Call: (221) [system] char_type(a, 'white')
   Fail: (221) [system] char_type(a, 'white')
   Call: (221) [system] char_type(a, end_of_line)
   Fail: (221) [system] char_type(a, end_of_line)
   Call: (221) [system] char_type(a, space)
   Fail: (221) [system] char_type(a, space)
   Call: (221) [system] char_type(a, cntrl)
   Fail: (221) [system] char_type(a, cntrl)
^  Fail: (220) [user] is_like_space(a)
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _1352460)
   Exit: (219) [system] get_char((0x55798e5fad60), a)
   Call: (219) [system] a='('
   Fail: (219) [system] a='('
   Call: (219) [system] a='['
   Fail: (219) [system] a='['
   Call: (219) [system] a='{'
   Fail: (219) [system] a='{'
   Call: (219) [system] a='"'
   Fail: (219) [system] a='"'
   Call: (219) [system] a=!
   Fail: (219) [system] a=!
   Call: (219) [system] a='\''
   Fail: (219) [system] a='\''
   Call: (219) [system] a='`'
   Fail: (219) [system] a='`'
   Call: (219) [system] a=end_of_file
   Fail: (219) [system] a=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), a, _1336448)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _1370102)
   Call: (221) [system] peek_char((0x55798e5fad60), _1371036)
   Exit: (221) [system] peek_char((0x55798e5fad60), b)
^  Call: (221) [user] is_delimiter(b)
   Call: (222) [system] char_type(b, space)
   Fail: (222) [system] char_type(b, space)
   Call: (222) [system] arg(_1375756, v('(', ')', end_of_file), b)
   Fail: (222) [system] arg(_1376688, v('(', ')', end_of_file), b)
^  Fail: (221) [user] is_delimiter(b)
   Call: (221) [system] ')'==b
   Fail: (221) [system] ')'==b
   Call: (221) [system] get_char((0x55798e5fad60), b)
   Exit: (221) [system] get_char((0x55798e5fad60), b)
   Call: (221) [system] b=(\)
   Fail: (221) [system] b=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1384038)
   Call: (222) [system] peek_char((0x55798e5fad60), _1384972)
   Exit: (222) [system] peek_char((0x55798e5fad60), c)
^  Call: (222) [user] is_delimiter(c)
   Call: (223) [system] char_type(c, space)
   Fail: (223) [system] char_type(c, space)
   Call: (223) [system] arg(_1389692, v('(', ')', end_of_file), c)
   Fail: (223) [system] arg(_1390624, v('(', ')', end_of_file), c)
^  Fail: (222) [user] is_delimiter(c)
   Call: (222) [system] ')'==c
   Fail: (222) [system] ')'==c
   Call: (222) [system] get_char((0x55798e5fad60), c)
   Exit: (222) [system] get_char((0x55798e5fad60), c)
   Call: (222) [system] c=(\)
   Fail: (222) [system] c=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1397974)
   Call: (223) [system] peek_char((0x55798e5fad60), _1398908)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _1397974=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (222) [system] _1384038=[c]
   Exit: (222) [system] [c]=[c]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (221) [system] _1370102=[b, c]
   Exit: (221) [system] [b, c]=[b, c]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (220) [user] classify_and_convert_charseq(a, [b, c], _1336448)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_1413806, _1413808), once(user:catch(read_from_chars([a, b, c], _1336448), _1413782, fail)), '$restore_trace'(_1413806, _1413808))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_1413806, _1413808))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1413782, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(abc)
   Exit: (221) [system] atomic(abc)
^  Exit: (220) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1421306)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1423164)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _1430902)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1433606)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1448684)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1454254)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1456112)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1470266)
   Exit: (220) [system] get_char((0x55798e5fad60), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1454254)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1475836)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'D')
   Call: (222) [system] 'D'=(;)
   Fail: (222) [system] 'D'=(;)
^  Call: (222) [user] is_like_space('D')
   Call: (223) [system] char_type('D', 'white')
   Fail: (223) [system] char_type('D', 'white')
   Call: (223) [system] char_type('D', end_of_line)
   Fail: (223) [system] char_type('D', end_of_line)
   Call: (223) [system] char_type('D', space)
   Fail: (223) [system] char_type('D', space)
   Call: (223) [system] char_type('D', cntrl)
   Fail: (223) [system] char_type('D', cntrl)
^  Fail: (222) [user] is_like_space('D')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1489990)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'D')
   Call: (221) [system] 'D'=')'
   Fail: (221) [system] 'D'=')'
   Call: (221) [system] 'D'=end_of_file
   Fail: (221) [system] 'D'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1495560)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1497418)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'D')
   Call: (223) [system] 'D'=(;)
   Fail: (223) [system] 'D'=(;)
^  Call: (223) [user] is_like_space('D')
   Call: (224) [system] char_type('D', 'white')
   Fail: (224) [system] char_type('D', 'white')
   Call: (224) [system] char_type('D', end_of_line)
   Fail: (224) [system] char_type('D', end_of_line)
   Call: (224) [system] char_type('D', space)
   Fail: (224) [system] char_type('D', space)
   Call: (224) [system] char_type('D', cntrl)
   Fail: (224) [system] char_type('D', cntrl)
^  Fail: (223) [user] is_like_space('D')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1511572)
   Exit: (222) [system] get_char((0x55798e5fad60), 'D')
   Call: (222) [system] 'D'='('
   Fail: (222) [system] 'D'='('
   Call: (222) [system] 'D'='['
   Fail: (222) [system] 'D'='['
   Call: (222) [system] 'D'='{'
   Fail: (222) [system] 'D'='{'
   Call: (222) [system] 'D'='"'
   Fail: (222) [system] 'D'='"'
   Call: (222) [system] 'D'=!
   Fail: (222) [system] 'D'=!
   Call: (222) [system] 'D'='\''
   Fail: (222) [system] 'D'='\''
   Call: (222) [system] 'D'='`'
   Fail: (222) [system] 'D'='`'
   Call: (222) [system] 'D'=end_of_file
   Fail: (222) [system] 'D'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1495560)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1529214)
   Call: (224) [system] peek_char((0x55798e5fad60), _1530148)
   Exit: (224) [system] peek_char((0x55798e5fad60), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_1534868, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_1535800, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55798e5fad60), i)
   Exit: (224) [system] get_char((0x55798e5fad60), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1543150)
   Call: (225) [system] peek_char((0x55798e5fad60), _1544084)
   Exit: (225) [system] peek_char((0x55798e5fad60), s)
^  Call: (225) [user] is_delimiter(s)
   Call: (226) [system] char_type(s, space)
   Fail: (226) [system] char_type(s, space)
   Call: (226) [system] arg(_1548804, v('(', ')', end_of_file), s)
   Fail: (226) [system] arg(_1549736, v('(', ')', end_of_file), s)
^  Fail: (225) [user] is_delimiter(s)
   Call: (225) [system] ')'==s
   Fail: (225) [system] ')'==s
   Call: (225) [system] get_char((0x55798e5fad60), s)
   Exit: (225) [system] get_char((0x55798e5fad60), s)
   Call: (225) [system] s=(\)
   Fail: (225) [system] s=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1557086)
   Call: (226) [system] peek_char((0x55798e5fad60), _1558020)
   Exit: (226) [system] peek_char((0x55798e5fad60), j)
^  Call: (226) [user] is_delimiter(j)
   Call: (227) [system] char_type(j, space)
   Fail: (227) [system] char_type(j, space)
   Call: (227) [system] arg(_1562740, v('(', ')', end_of_file), j)
   Fail: (227) [system] arg(_1563672, v('(', ')', end_of_file), j)
^  Fail: (226) [user] is_delimiter(j)
   Call: (226) [system] ')'==j
   Fail: (226) [system] ')'==j
   Call: (226) [system] get_char((0x55798e5fad60), j)
   Exit: (226) [system] get_char((0x55798e5fad60), j)
   Call: (226) [system] j=(\)
   Fail: (226) [system] j=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1571022)
   Call: (227) [system] peek_char((0x55798e5fad60), _1571956)
   Exit: (227) [system] peek_char((0x55798e5fad60), u)
^  Call: (227) [user] is_delimiter(u)
   Call: (228) [system] char_type(u, space)
   Fail: (228) [system] char_type(u, space)
   Call: (228) [system] arg(_1576676, v('(', ')', end_of_file), u)
   Fail: (228) [system] arg(_1577608, v('(', ')', end_of_file), u)
^  Fail: (227) [user] is_delimiter(u)
   Call: (227) [system] ')'==u
   Fail: (227) [system] ')'==u
   Call: (227) [system] get_char((0x55798e5fad60), u)
   Exit: (227) [system] get_char((0x55798e5fad60), u)
   Call: (227) [system] u=(\)
   Fail: (227) [system] u=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1584958)
   Call: (228) [system] peek_char((0x55798e5fad60), _1585892)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_1590612, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_1591544, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1598894)
   Call: (229) [system] peek_char((0x55798e5fad60), _1599828)
   Exit: (229) [system] peek_char((0x55798e5fad60), c)
^  Call: (229) [user] is_delimiter(c)
   Call: (230) [system] char_type(c, space)
   Fail: (230) [system] char_type(c, space)
   Call: (230) [system] arg(_1604548, v('(', ')', end_of_file), c)
   Fail: (230) [system] arg(_1605480, v('(', ')', end_of_file), c)
^  Fail: (229) [user] is_delimiter(c)
   Call: (229) [system] ')'==c
   Fail: (229) [system] ')'==c
   Call: (229) [system] get_char((0x55798e5fad60), c)
   Exit: (229) [system] get_char((0x55798e5fad60), c)
   Call: (229) [system] c=(\)
   Fail: (229) [system] c=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1612830)
   Call: (230) [system] peek_char((0x55798e5fad60), _1613764)
   Exit: (230) [system] peek_char((0x55798e5fad60), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_1618484, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_1619416, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55798e5fad60), t)
   Exit: (230) [system] get_char((0x55798e5fad60), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1626766)
   Call: (231) [system] peek_char((0x55798e5fad60), _1627700)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_1632420, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_1633352, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1640702)
   Call: (232) [system] peek_char((0x55798e5fad60), _1641636)
   Exit: (232) [system] peek_char((0x55798e5fad60), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_1646356, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_1647288, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55798e5fad60), o)
   Exit: (232) [system] get_char((0x55798e5fad60), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1654638)
   Call: (233) [system] peek_char((0x55798e5fad60), _1655572)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1660292, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1661224, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1668574)
   Call: (234) [system] peek_char((0x55798e5fad60), _1669508)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (234) [user] is_delimiter('I')
   Call: (235) [system] char_type('I', space)
   Fail: (235) [system] char_type('I', space)
   Call: (235) [system] arg(_1674228, v('(', ')', end_of_file), 'I')
   Fail: (235) [system] arg(_1675160, v('(', ')', end_of_file), 'I')
^  Fail: (234) [user] is_delimiter('I')
   Call: (234) [system] ')'=='I'
   Fail: (234) [system] ')'=='I'
   Call: (234) [system] get_char((0x55798e5fad60), 'I')
   Exit: (234) [system] get_char((0x55798e5fad60), 'I')
   Call: (234) [system] 'I'=(\)
   Fail: (234) [system] 'I'=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1682510)
   Call: (235) [system] peek_char((0x55798e5fad60), _1683444)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_1688164, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_1689096, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1696446)
   Call: (236) [system] peek_char((0x55798e5fad60), _1697380)
   Exit: (236) [system] peek_char((0x55798e5fad60), t)
^  Call: (236) [user] is_delimiter(t)
   Call: (237) [system] char_type(t, space)
   Fail: (237) [system] char_type(t, space)
   Call: (237) [system] arg(_1702100, v('(', ')', end_of_file), t)
   Fail: (237) [system] arg(_1703032, v('(', ')', end_of_file), t)
^  Fail: (236) [user] is_delimiter(t)
   Call: (236) [system] ')'==t
   Fail: (236) [system] ')'==t
   Call: (236) [system] get_char((0x55798e5fad60), t)
   Exit: (236) [system] get_char((0x55798e5fad60), t)
   Call: (236) [system] t=(\)
   Fail: (236) [system] t=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1710382)
   Call: (237) [system] peek_char((0x55798e5fad60), _1711316)
   Exit: (237) [system] peek_char((0x55798e5fad60), r)
^  Call: (237) [user] is_delimiter(r)
   Call: (238) [system] char_type(r, space)
   Fail: (238) [system] char_type(r, space)
   Call: (238) [system] arg(_1716036, v('(', ')', end_of_file), r)
   Fail: (238) [system] arg(_1716968, v('(', ')', end_of_file), r)
^  Fail: (237) [user] is_delimiter(r)
   Call: (237) [system] ')'==r
   Fail: (237) [system] ')'==r
   Call: (237) [system] get_char((0x55798e5fad60), r)
   Exit: (237) [system] get_char((0x55798e5fad60), r)
   Call: (237) [system] r=(\)
   Fail: (237) [system] r=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1724318)
   Call: (238) [system] peek_char((0x55798e5fad60), _1725252)
   Exit: (238) [system] peek_char((0x55798e5fad60), o)
^  Call: (238) [user] is_delimiter(o)
   Call: (239) [system] char_type(o, space)
   Fail: (239) [system] char_type(o, space)
   Call: (239) [system] arg(_1729972, v('(', ')', end_of_file), o)
   Fail: (239) [system] arg(_1730904, v('(', ')', end_of_file), o)
^  Fail: (238) [user] is_delimiter(o)
   Call: (238) [system] ')'==o
   Fail: (238) [system] ')'==o
   Call: (238) [system] get_char((0x55798e5fad60), o)
   Exit: (238) [system] get_char((0x55798e5fad60), o)
   Call: (238) [system] o=(\)
   Fail: (238) [system] o=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1738254)
   Call: (239) [system] peek_char((0x55798e5fad60), _1739188)
   Exit: (239) [system] peek_char((0x55798e5fad60), d)
^  Call: (239) [user] is_delimiter(d)
   Call: (240) [system] char_type(d, space)
   Fail: (240) [system] char_type(d, space)
   Call: (240) [system] arg(_1743908, v('(', ')', end_of_file), d)
   Fail: (240) [system] arg(_1744840, v('(', ')', end_of_file), d)
^  Fail: (239) [user] is_delimiter(d)
   Call: (239) [system] ')'==d
   Fail: (239) [system] ')'==d
   Call: (239) [system] get_char((0x55798e5fad60), d)
   Exit: (239) [system] get_char((0x55798e5fad60), d)
   Call: (239) [system] d=(\)
   Fail: (239) [system] d=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1752190)
   Call: (240) [system] peek_char((0x55798e5fad60), _1753124)
   Exit: (240) [system] peek_char((0x55798e5fad60), u)
^  Call: (240) [user] is_delimiter(u)
   Call: (241) [system] char_type(u, space)
   Fail: (241) [system] char_type(u, space)
   Call: (241) [system] arg(_1757844, v('(', ')', end_of_file), u)
   Fail: (241) [system] arg(_1758776, v('(', ')', end_of_file), u)
^  Fail: (240) [user] is_delimiter(u)
   Call: (240) [system] ')'==u
   Fail: (240) [system] ')'==u
   Call: (240) [system] get_char((0x55798e5fad60), u)
   Exit: (240) [system] get_char((0x55798e5fad60), u)
   Call: (240) [system] u=(\)
   Fail: (240) [system] u=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1766126)
   Call: (241) [system] peek_char((0x55798e5fad60), _1767060)
   Exit: (241) [system] peek_char((0x55798e5fad60), c)
^  Call: (241) [user] is_delimiter(c)
   Call: (242) [system] char_type(c, space)
   Fail: (242) [system] char_type(c, space)
   Call: (242) [system] arg(_1771780, v('(', ')', end_of_file), c)
   Fail: (242) [system] arg(_1772712, v('(', ')', end_of_file), c)
^  Fail: (241) [user] is_delimiter(c)
   Call: (241) [system] ')'==c
   Fail: (241) [system] ')'==c
   Call: (241) [system] get_char((0x55798e5fad60), c)
   Exit: (241) [system] get_char((0x55798e5fad60), c)
   Call: (241) [system] c=(\)
   Fail: (241) [system] c=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1780062)
   Call: (242) [system] peek_char((0x55798e5fad60), _1780996)
   Exit: (242) [system] peek_char((0x55798e5fad60), t)
^  Call: (242) [user] is_delimiter(t)
   Call: (243) [system] char_type(t, space)
   Fail: (243) [system] char_type(t, space)
   Call: (243) [system] arg(_1785716, v('(', ')', end_of_file), t)
   Fail: (243) [system] arg(_1786648, v('(', ')', end_of_file), t)
^  Fail: (242) [user] is_delimiter(t)
   Call: (242) [system] ')'==t
   Fail: (242) [system] ')'==t
   Call: (242) [system] get_char((0x55798e5fad60), t)
   Exit: (242) [system] get_char((0x55798e5fad60), t)
   Call: (242) [system] t=(\)
   Fail: (242) [system] t=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1793998)
   Call: (243) [system] peek_char((0x55798e5fad60), _1794932)
   Exit: (243) [system] peek_char((0x55798e5fad60), i)
^  Call: (243) [user] is_delimiter(i)
   Call: (244) [system] char_type(i, space)
   Fail: (244) [system] char_type(i, space)
   Call: (244) [system] arg(_1799652, v('(', ')', end_of_file), i)
   Fail: (244) [system] arg(_1800584, v('(', ')', end_of_file), i)
^  Fail: (243) [user] is_delimiter(i)
   Call: (243) [system] ')'==i
   Fail: (243) [system] ')'==i
   Call: (243) [system] get_char((0x55798e5fad60), i)
   Exit: (243) [system] get_char((0x55798e5fad60), i)
   Call: (243) [system] i=(\)
   Fail: (243) [system] i=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1807934)
   Call: (244) [system] peek_char((0x55798e5fad60), _1808868)
   Exit: (244) [system] peek_char((0x55798e5fad60), o)
^  Call: (244) [user] is_delimiter(o)
   Call: (245) [system] char_type(o, space)
   Fail: (245) [system] char_type(o, space)
   Call: (245) [system] arg(_1813588, v('(', ')', end_of_file), o)
   Fail: (245) [system] arg(_1814520, v('(', ')', end_of_file), o)
^  Fail: (244) [user] is_delimiter(o)
   Call: (244) [system] ')'==o
   Fail: (244) [system] ')'==o
   Call: (244) [system] get_char((0x55798e5fad60), o)
   Exit: (244) [system] get_char((0x55798e5fad60), o)
   Call: (244) [system] o=(\)
   Fail: (244) [system] o=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1821870)
   Call: (245) [system] peek_char((0x55798e5fad60), _1822804)
   Exit: (245) [system] peek_char((0x55798e5fad60), n)
^  Call: (245) [user] is_delimiter(n)
   Call: (246) [system] char_type(n, space)
   Fail: (246) [system] char_type(n, space)
   Call: (246) [system] arg(_1827524, v('(', ')', end_of_file), n)
   Fail: (246) [system] arg(_1828456, v('(', ')', end_of_file), n)
^  Fail: (245) [user] is_delimiter(n)
   Call: (245) [system] ')'==n
   Fail: (245) [system] ')'==n
   Call: (245) [system] get_char((0x55798e5fad60), n)
   Exit: (245) [system] get_char((0x55798e5fad60), n)
   Call: (245) [system] n=(\)
   Fail: (245) [system] n=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _1835806)
   Call: (246) [system] peek_char((0x55798e5fad60), _1836740)
   Exit: (246) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (246) [user] is_delimiter(' ')
   Call: (247) [system] char_type(' ', space)
   Exit: (247) [system] char_type(' ', space)
^  Exit: (246) [user] is_delimiter(' ')
   Call: (246) [system] _1835806=[]
   Exit: (246) [system] []=[]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (245) [system] _1821870=[n]
   Exit: (245) [system] [n]=[n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (244) [system] _1807934=[o, n]
   Exit: (244) [system] [o, n]=[o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (243) [system] _1793998=[i, o, n]
   Exit: (243) [system] [i, o, n]=[i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (242) [system] _1780062=[t, i, o, n]
   Exit: (242) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (241) [system] _1766126=[c, t, i, o, n]
   Exit: (241) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (240) [system] _1752190=[u, c, t, i, o, n]
   Exit: (240) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (239) [system] _1738254=[d, u, c, t, i, o, n]
   Exit: (239) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (238) [system] _1724318=[o, d, u, c, t, i, o, n]
   Exit: (238) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (237) [system] _1710382=[r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _1696446=[t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _1682510=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1668574=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1654638=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1640702=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1626766=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1612830=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1598894=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1584958=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1571022=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1557086=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1543150=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _1529214=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (223) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1495560)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1907518, _1907520), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1495560), _1907494, fail)), '$restore_trace'(_1907518, _1907520))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1907518, _1907520))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1495560), _1907494, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_1495560)
   Fail: (224) [system] atomic(_1495560)
   Call: (224) [system] atom_chars(_1495560, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (224) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (223) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1916894)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1918752)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _1926490)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1929194)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
   Call: (224) [system] c=(;)
   Fail: (224) [system] c=(;)
^  Call: (224) [user] is_like_space(c)
   Call: (225) [system] char_type(c, 'white')
   Fail: (225) [system] char_type(c, 'white')
   Call: (225) [system] char_type(c, end_of_line)
   Fail: (225) [system] char_type(c, end_of_line)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] char_type(c, cntrl)
   Fail: (225) [system] char_type(c, cntrl)
^  Fail: (224) [user] is_like_space(c)
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1944272)
   Exit: (222) [system] peek_char((0x55798e5fad60), c)
   Call: (222) [system] c=')'
   Fail: (222) [system] c=')'
   Call: (222) [system] c=end_of_file
   Fail: (222) [system] c=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1949842)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1951700)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
   Call: (224) [system] c=(;)
   Fail: (224) [system] c=(;)
^  Call: (224) [user] is_like_space(c)
   Call: (225) [system] char_type(c, 'white')
   Fail: (225) [system] char_type(c, 'white')
   Call: (225) [system] char_type(c, end_of_line)
   Fail: (225) [system] char_type(c, end_of_line)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] char_type(c, cntrl)
   Fail: (225) [system] char_type(c, cntrl)
^  Fail: (224) [user] is_like_space(c)
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1965854)
   Exit: (223) [system] get_char((0x55798e5fad60), c)
   Call: (223) [system] c='('
   Fail: (223) [system] c='('
   Call: (223) [system] c='['
   Fail: (223) [system] c='['
   Call: (223) [system] c='{'
   Fail: (223) [system] c='{'
   Call: (223) [system] c='"'
   Fail: (223) [system] c='"'
   Call: (223) [system] c=!
   Fail: (223) [system] c=!
   Call: (223) [system] c='\''
   Fail: (223) [system] c='\''
   Call: (223) [system] c='`'
   Fail: (223) [system] c='`'
   Call: (223) [system] c=end_of_file
   Fail: (223) [system] c=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), c, _1949842)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1983496)
   Call: (225) [system] peek_char((0x55798e5fad60), _1984430)
   Exit: (225) [system] peek_char((0x55798e5fad60), d)
^  Call: (225) [user] is_delimiter(d)
   Call: (226) [system] char_type(d, space)
   Fail: (226) [system] char_type(d, space)
   Call: (226) [system] arg(_1989150, v('(', ')', end_of_file), d)
   Fail: (226) [system] arg(_1990082, v('(', ')', end_of_file), d)
^  Fail: (225) [user] is_delimiter(d)
   Call: (225) [system] ')'==d
   Fail: (225) [system] ')'==d
   Call: (225) [system] get_char((0x55798e5fad60), d)
   Exit: (225) [system] get_char((0x55798e5fad60), d)
   Call: (225) [system] d=(\)
   Fail: (225) [system] d=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1997432)
   Call: (226) [system] peek_char((0x55798e5fad60), _1998366)
   Exit: (226) [system] peek_char((0x55798e5fad60), e)
^  Call: (226) [user] is_delimiter(e)
   Call: (227) [system] char_type(e, space)
   Fail: (227) [system] char_type(e, space)
   Call: (227) [system] arg(_2003086, v('(', ')', end_of_file), e)
   Fail: (227) [system] arg(_2004018, v('(', ')', end_of_file), e)
^  Fail: (226) [user] is_delimiter(e)
   Call: (226) [system] ')'==e
   Fail: (226) [system] ')'==e
   Call: (226) [system] get_char((0x55798e5fad60), e)
   Exit: (226) [system] get_char((0x55798e5fad60), e)
   Call: (226) [system] e=(\)
   Fail: (226) [system] e=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _2011368)
   Call: (227) [system] peek_char((0x55798e5fad60), _2012302)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _2011368=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (226) [system] _1997432=[e]
   Exit: (226) [system] [e]=[e]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (225) [system] _1983496=[d, e]
   Exit: (225) [system] [d, e]=[d, e]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (224) [user] classify_and_convert_charseq(c, [d, e], _1949842)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_2027200, _2027202), once(user:catch(read_from_chars([c, d, e], _1949842), _2027176, fail)), '$restore_trace'(_2027200, _2027202))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_2027200, _2027202))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _2027176, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(cde)
   Exit: (225) [system] atomic(cde)
^  Exit: (224) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _2034700)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _2036558)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _2044296)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _2047000)
   Exit: (225) [system] peek_char((0x55798e5fad60), a)
   Call: (225) [system] a=(;)
   Fail: (225) [system] a=(;)
^  Call: (225) [user] is_like_space(a)
   Call: (226) [system] char_type(a, 'white')
   Fail: (226) [system] char_type(a, 'white')
   Call: (226) [system] char_type(a, end_of_line)
   Fail: (226) [system] char_type(a, end_of_line)
   Call: (226) [system] char_type(a, space)
   Fail: (226) [system] char_type(a, space)
   Call: (226) [system] char_type(a, cntrl)
   Fail: (226) [system] char_type(a, cntrl)
^  Fail: (225) [user] is_like_space(a)
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _2062078)
   Exit: (223) [system] peek_char((0x55798e5fad60), a)
   Call: (223) [system] a=')'
   Fail: (223) [system] a=')'
   Call: (223) [system] a=end_of_file
   Fail: (223) [system] a=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _2067648)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _2069506)
   Exit: (225) [system] peek_char((0x55798e5fad60), a)
   Call: (225) [system] a=(;)
   Fail: (225) [system] a=(;)
^  Call: (225) [user] is_like_space(a)
   Call: (226) [system] char_type(a, 'white')
   Fail: (226) [system] char_type(a, 'white')
   Call: (226) [system] char_type(a, end_of_line)
   Fail: (226) [system] char_type(a, end_of_line)
   Call: (226) [system] char_type(a, space)
   Fail: (226) [system] char_type(a, space)
   Call: (226) [system] char_type(a, cntrl)
   Fail: (226) [system] char_type(a, cntrl)
^  Fail: (225) [user] is_like_space(a)
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _2083660)
   Exit: (224) [system] get_char((0x55798e5fad60), a)
   Call: (224) [system] a='('
   Fail: (224) [system] a='('
   Call: (224) [system] a='['
   Fail: (224) [system] a='['
   Call: (224) [system] a='{'
   Fail: (224) [system] a='{'
   Call: (224) [system] a='"'
   Fail: (224) [system] a='"'
   Call: (224) [system] a=!
   Fail: (224) [system] a=!
   Call: (224) [system] a='\''
   Fail: (224) [system] a='\''
   Call: (224) [system] a='`'
   Fail: (224) [system] a='`'
   Call: (224) [system] a=end_of_file
   Fail: (224) [system] a=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), a, _5708)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _10180)
   Call: (226) [system] peek_char((0x55798e5fad60), _11114)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
^  Call: (226) [user] is_delimiter(')')
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] arg(_15834, v('(', ')', end_of_file), ')')
   Exit: (227) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (226) [user] is_delimiter(')')
   Call: (226) [system] _10180=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (225) [user] classify_and_convert_charseq(a, [], _5708)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_22296, _22298), once(user:catch(read_from_chars([a], _5708), _22272, fail)), '$restore_trace'(_22296, _22298))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_22296, _22298))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _22272, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(a)
   Exit: (226) [system] atomic(a)
^  Exit: (225) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _29796)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _31654)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _45808)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55798e5fad60), _49598)
   Exit: (224) [system] get_char((0x55798e5fad60), ')')
   Call: (224) [system] _29796=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [])
   Call: (223) [system] _5704=[a]
   Exit: (223) [system] [a]=[a]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (222) [system] _5698=[cde, a]
   Exit: (222) [system] [cde, a]=[cde, a]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [cde, a])
   Call: (221) [system] _5690=['DisjunctionIntroduction', cde, a]
   Exit: (221) [system] ['DisjunctionIntroduction', cde, a]=['DisjunctionIntroduction', cde, a]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', cde, a])
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', cde, a])
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _63480)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _65338)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _79492)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55798e5fad60), _83282)
   Exit: (220) [system] get_char((0x55798e5fad60), ')')
   Call: (220) [system] _63480=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [])
   Call: (219) [system] _5686=[['DisjunctionIntroduction', cde, a]]
   Exit: (219) [system] [['DisjunctionIntroduction', cde, a]]=[['DisjunctionIntroduction', cde, a]]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', cde, a]])
   Call: (218) [system] _5680=[abc, ['DisjunctionIntroduction', cde, a]]
   Exit: (218) [system] [abc, ['DisjunctionIntroduction', cde, a]]=[abc, ['DisjunctionIntroduction', cde, a]]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [abc, ['DisjunctionIntroduction', cde, a]])
   Call: (217) [system] _5672=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]]
   Exit: (217) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]])
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]])
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _97164)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _99022)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _106760)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _109464)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _124542)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _130112)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _131970)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _146124)
   Exit: (217) [system] get_char((0x55798e5fad60), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _130112)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _151694)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'O')
   Call: (219) [system] 'O'=(;)
   Fail: (219) [system] 'O'=(;)
^  Call: (219) [user] is_like_space('O')
   Call: (220) [system] char_type('O', 'white')
   Fail: (220) [system] char_type('O', 'white')
   Call: (220) [system] char_type('O', end_of_line)
   Fail: (220) [system] char_type('O', end_of_line)
   Call: (220) [system] char_type('O', space)
   Fail: (220) [system] char_type('O', space)
   Call: (220) [system] char_type('O', cntrl)
   Fail: (220) [system] char_type('O', cntrl)
^  Fail: (219) [user] is_like_space('O')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _165848)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'O')
   Call: (218) [system] 'O'=')'
   Fail: (218) [system] 'O'=')'
   Call: (218) [system] 'O'=end_of_file
   Fail: (218) [system] 'O'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _171418)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _173276)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'O')
   Call: (220) [system] 'O'=(;)
   Fail: (220) [system] 'O'=(;)
^  Call: (220) [user] is_like_space('O')
   Call: (221) [system] char_type('O', 'white')
   Fail: (221) [system] char_type('O', 'white')
   Call: (221) [system] char_type('O', end_of_line)
   Fail: (221) [system] char_type('O', end_of_line)
   Call: (221) [system] char_type('O', space)
   Fail: (221) [system] char_type('O', space)
   Call: (221) [system] char_type('O', cntrl)
   Fail: (221) [system] char_type('O', cntrl)
^  Fail: (220) [user] is_like_space('O')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _187430)
   Exit: (219) [system] get_char((0x55798e5fad60), 'O')
   Call: (219) [system] 'O'='('
   Fail: (219) [system] 'O'='('
   Call: (219) [system] 'O'='['
   Fail: (219) [system] 'O'='['
   Call: (219) [system] 'O'='{'
   Fail: (219) [system] 'O'='{'
   Call: (219) [system] 'O'='"'
   Fail: (219) [system] 'O'='"'
   Call: (219) [system] 'O'=!
   Fail: (219) [system] 'O'=!
   Call: (219) [system] 'O'='\''
   Fail: (219) [system] 'O'='\''
   Call: (219) [system] 'O'='`'
   Fail: (219) [system] 'O'='`'
   Call: (219) [system] 'O'=end_of_file
   Fail: (219) [system] 'O'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), 'O', _171418)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _205072)
   Call: (221) [system] peek_char((0x55798e5fad60), _206006)
   Exit: (221) [system] peek_char((0x55798e5fad60), r)
^  Call: (221) [user] is_delimiter(r)
   Call: (222) [system] char_type(r, space)
   Fail: (222) [system] char_type(r, space)
   Call: (222) [system] arg(_210726, v('(', ')', end_of_file), r)
   Fail: (222) [system] arg(_211658, v('(', ')', end_of_file), r)
^  Fail: (221) [user] is_delimiter(r)
   Call: (221) [system] ')'==r
   Fail: (221) [system] ')'==r
   Call: (221) [system] get_char((0x55798e5fad60), r)
   Exit: (221) [system] get_char((0x55798e5fad60), r)
   Call: (221) [system] r=(\)
   Fail: (221) [system] r=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _219008)
   Call: (222) [system] peek_char((0x55798e5fad60), _219942)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (222) [user] is_delimiter('L')
   Call: (223) [system] char_type('L', space)
   Fail: (223) [system] char_type('L', space)
   Call: (223) [system] arg(_224662, v('(', ')', end_of_file), 'L')
   Fail: (223) [system] arg(_225594, v('(', ')', end_of_file), 'L')
^  Fail: (222) [user] is_delimiter('L')
   Call: (222) [system] ')'=='L'
   Fail: (222) [system] ')'=='L'
   Call: (222) [system] get_char((0x55798e5fad60), 'L')
   Exit: (222) [system] get_char((0x55798e5fad60), 'L')
   Call: (222) [system] 'L'=(\)
   Fail: (222) [system] 'L'=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _232944)
   Call: (223) [system] peek_char((0x55798e5fad60), _233878)
   Exit: (223) [system] peek_char((0x55798e5fad60), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_238598, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_239530, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55798e5fad60), i)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _246880)
   Call: (224) [system] peek_char((0x55798e5fad60), _247814)
   Exit: (224) [system] peek_char((0x55798e5fad60), n)
^  Call: (224) [user] is_delimiter(n)
   Call: (225) [system] char_type(n, space)
   Fail: (225) [system] char_type(n, space)
   Call: (225) [system] arg(_252534, v('(', ')', end_of_file), n)
   Fail: (225) [system] arg(_253466, v('(', ')', end_of_file), n)
^  Fail: (224) [user] is_delimiter(n)
   Call: (224) [system] ')'==n
   Fail: (224) [system] ')'==n
   Call: (224) [system] get_char((0x55798e5fad60), n)
   Exit: (224) [system] get_char((0x55798e5fad60), n)
   Call: (224) [system] n=(\)
   Fail: (224) [system] n=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _260816)
   Call: (225) [system] peek_char((0x55798e5fad60), _261750)
   Exit: (225) [system] peek_char((0x55798e5fad60), k)
^  Call: (225) [user] is_delimiter(k)
   Call: (226) [system] char_type(k, space)
   Fail: (226) [system] char_type(k, space)
   Call: (226) [system] arg(_266470, v('(', ')', end_of_file), k)
   Fail: (226) [system] arg(_267402, v('(', ')', end_of_file), k)
^  Fail: (225) [user] is_delimiter(k)
   Call: (225) [system] ')'==k
   Fail: (225) [system] ')'==k
   Call: (225) [system] get_char((0x55798e5fad60), k)
   Exit: (225) [system] get_char((0x55798e5fad60), k)
   Call: (225) [system] k=(\)
   Fail: (225) [system] k=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _274752)
   Call: (226) [system] peek_char((0x55798e5fad60), _275686)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _274752=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (225) [system] _260816=[k]
   Exit: (225) [system] [k]=[k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (224) [system] _246880=[n, k]
   Exit: (224) [system] [n, k]=[n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (223) [system] _232944=[i, n, k]
   Exit: (223) [system] [i, n, k]=[i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (222) [system] _219008=['L', i, n, k]
   Exit: (222) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (221) [system] _205072=[r, 'L', i, n, k]
   Exit: (221) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (220) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _171418)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_298966, _298968), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _171418), _298942, fail)), '$restore_trace'(_298966, _298968))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_298966, _298968))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _171418), _298942, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_171418)
   Fail: (221) [system] atomic(_171418)
   Call: (221) [system] atom_chars(_171418, ['O', r, 'L', i, n, k])
   Exit: (221) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (220) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _308342)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _310200)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _317938)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _320642)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _335720)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _341290)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _343148)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _357302)
   Exit: (220) [system] get_char((0x55798e5fad60), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _341290)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _362872)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'I')
   Call: (222) [system] 'I'=(;)
   Fail: (222) [system] 'I'=(;)
^  Call: (222) [user] is_like_space('I')
   Call: (223) [system] char_type('I', 'white')
   Fail: (223) [system] char_type('I', 'white')
   Call: (223) [system] char_type('I', end_of_line)
   Fail: (223) [system] char_type('I', end_of_line)
   Call: (223) [system] char_type('I', space)
   Fail: (223) [system] char_type('I', space)
   Call: (223) [system] char_type('I', cntrl)
   Fail: (223) [system] char_type('I', cntrl)
^  Fail: (222) [user] is_like_space('I')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _377026)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'I')
   Call: (221) [system] 'I'=')'
   Fail: (221) [system] 'I'=')'
   Call: (221) [system] 'I'=end_of_file
   Fail: (221) [system] 'I'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _382596)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _384454)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'I')
   Call: (223) [system] 'I'=(;)
   Fail: (223) [system] 'I'=(;)
^  Call: (223) [user] is_like_space('I')
   Call: (224) [system] char_type('I', 'white')
   Fail: (224) [system] char_type('I', 'white')
   Call: (224) [system] char_type('I', end_of_line)
   Fail: (224) [system] char_type('I', end_of_line)
   Call: (224) [system] char_type('I', space)
   Fail: (224) [system] char_type('I', space)
   Call: (224) [system] char_type('I', cntrl)
   Fail: (224) [system] char_type('I', cntrl)
^  Fail: (223) [user] is_like_space('I')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _398608)
   Exit: (222) [system] get_char((0x55798e5fad60), 'I')
   Call: (222) [system] 'I'='('
   Fail: (222) [system] 'I'='('
   Call: (222) [system] 'I'='['
   Fail: (222) [system] 'I'='['
   Call: (222) [system] 'I'='{'
   Fail: (222) [system] 'I'='{'
   Call: (222) [system] 'I'='"'
   Fail: (222) [system] 'I'='"'
   Call: (222) [system] 'I'=!
   Fail: (222) [system] 'I'=!
   Call: (222) [system] 'I'='\''
   Fail: (222) [system] 'I'='\''
   Call: (222) [system] 'I'='`'
   Fail: (222) [system] 'I'='`'
   Call: (222) [system] 'I'=end_of_file
   Fail: (222) [system] 'I'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'I', _382596)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _416250)
   Call: (224) [system] peek_char((0x55798e5fad60), _417184)
   Exit: (224) [system] peek_char((0x55798e5fad60), m)
^  Call: (224) [user] is_delimiter(m)
   Call: (225) [system] char_type(m, space)
   Fail: (225) [system] char_type(m, space)
   Call: (225) [system] arg(_421904, v('(', ')', end_of_file), m)
   Fail: (225) [system] arg(_422836, v('(', ')', end_of_file), m)
^  Fail: (224) [user] is_delimiter(m)
   Call: (224) [system] ')'==m
   Fail: (224) [system] ')'==m
   Call: (224) [system] get_char((0x55798e5fad60), m)
   Exit: (224) [system] get_char((0x55798e5fad60), m)
   Call: (224) [system] m=(\)
   Fail: (224) [system] m=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _430186)
   Call: (225) [system] peek_char((0x55798e5fad60), _431120)
   Exit: (225) [system] peek_char((0x55798e5fad60), p)
^  Call: (225) [user] is_delimiter(p)
   Call: (226) [system] char_type(p, space)
   Fail: (226) [system] char_type(p, space)
   Call: (226) [system] arg(_435840, v('(', ')', end_of_file), p)
   Fail: (226) [system] arg(_436772, v('(', ')', end_of_file), p)
^  Fail: (225) [user] is_delimiter(p)
   Call: (225) [system] ')'==p
   Fail: (225) [system] ')'==p
   Call: (225) [system] get_char((0x55798e5fad60), p)
   Exit: (225) [system] get_char((0x55798e5fad60), p)
   Call: (225) [system] p=(\)
   Fail: (225) [system] p=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _444122)
   Call: (226) [system] peek_char((0x55798e5fad60), _445056)
   Exit: (226) [system] peek_char((0x55798e5fad60), l)
^  Call: (226) [user] is_delimiter(l)
   Call: (227) [system] char_type(l, space)
   Fail: (227) [system] char_type(l, space)
   Call: (227) [system] arg(_449776, v('(', ')', end_of_file), l)
   Fail: (227) [system] arg(_450708, v('(', ')', end_of_file), l)
^  Fail: (226) [user] is_delimiter(l)
   Call: (226) [system] ')'==l
   Fail: (226) [system] ')'==l
   Call: (226) [system] get_char((0x55798e5fad60), l)
   Exit: (226) [system] get_char((0x55798e5fad60), l)
   Call: (226) [system] l=(\)
   Fail: (226) [system] l=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _458058)
   Call: (227) [system] peek_char((0x55798e5fad60), _458992)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_463712, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_464644, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _471994)
   Call: (228) [system] peek_char((0x55798e5fad60), _472928)
   Exit: (228) [system] peek_char((0x55798e5fad60), c)
^  Call: (228) [user] is_delimiter(c)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] arg(_477648, v('(', ')', end_of_file), c)
   Fail: (229) [system] arg(_478580, v('(', ')', end_of_file), c)
^  Fail: (228) [user] is_delimiter(c)
   Call: (228) [system] ')'==c
   Fail: (228) [system] ')'==c
   Call: (228) [system] get_char((0x55798e5fad60), c)
   Exit: (228) [system] get_char((0x55798e5fad60), c)
   Call: (228) [system] c=(\)
   Fail: (228) [system] c=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _485930)
   Call: (229) [system] peek_char((0x55798e5fad60), _486864)
   Exit: (229) [system] peek_char((0x55798e5fad60), a)
^  Call: (229) [user] is_delimiter(a)
   Call: (230) [system] char_type(a, space)
   Fail: (230) [system] char_type(a, space)
   Call: (230) [system] arg(_491584, v('(', ')', end_of_file), a)
   Fail: (230) [system] arg(_492516, v('(', ')', end_of_file), a)
^  Fail: (229) [user] is_delimiter(a)
   Call: (229) [system] ')'==a
   Fail: (229) [system] ')'==a
   Call: (229) [system] get_char((0x55798e5fad60), a)
   Exit: (229) [system] get_char((0x55798e5fad60), a)
   Call: (229) [system] a=(\)
   Fail: (229) [system] a=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _499866)
   Call: (230) [system] peek_char((0x55798e5fad60), _500800)
   Exit: (230) [system] peek_char((0x55798e5fad60), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_505520, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_506452, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55798e5fad60), t)
   Exit: (230) [system] get_char((0x55798e5fad60), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _513802)
   Call: (231) [system] peek_char((0x55798e5fad60), _514736)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_519456, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_520388, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _527738)
   Call: (232) [system] peek_char((0x55798e5fad60), _528672)
   Exit: (232) [system] peek_char((0x55798e5fad60), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_533392, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_534324, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55798e5fad60), o)
   Exit: (232) [system] get_char((0x55798e5fad60), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _541674)
   Call: (233) [system] peek_char((0x55798e5fad60), _542608)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_547328, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_548260, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _555610)
   Call: (234) [system] peek_char((0x55798e5fad60), _556544)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _555610=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (233) [system] _541674=[n]
   Exit: (233) [system] [n]=[n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (232) [system] _527738=[o, n]
   Exit: (232) [system] [o, n]=[o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (231) [system] _513802=[i, o, n]
   Exit: (231) [system] [i, o, n]=[i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (230) [system] _499866=[t, i, o, n]
   Exit: (230) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (229) [system] _485930=[a, t, i, o, n]
   Exit: (229) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (228) [system] _471994=[c, a, t, i, o, n]
   Exit: (228) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (227) [system] _458058=[i, c, a, t, i, o, n]
   Exit: (227) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (226) [system] _444122=[l, i, c, a, t, i, o, n]
   Exit: (226) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (225) [system] _430186=[p, l, i, c, a, t, i, o, n]
   Exit: (225) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (224) [system] _416250=[m, p, l, i, c, a, t, i, o, n]
   Exit: (224) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (223) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _382596)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_593794, _593796), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _382596), _593770, fail)), '$restore_trace'(_593794, _593796))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_593794, _593796))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _382596), _593770, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_382596)
   Fail: (224) [system] atomic(_382596)
   Call: (224) [system] atom_chars(_382596, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (224) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (223) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _603170)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _605028)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _612766)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _615470)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _630548)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _636118)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _637976)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _652130)
   Exit: (223) [system] get_char((0x55798e5fad60), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _636118)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _657700)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=(;)
   Fail: (225) [system] 'A'=(;)
^  Call: (225) [user] is_like_space('A')
   Call: (226) [system] char_type('A', 'white')
   Fail: (226) [system] char_type('A', 'white')
   Call: (226) [system] char_type('A', end_of_line)
   Fail: (226) [system] char_type('A', end_of_line)
   Call: (226) [system] char_type('A', space)
   Fail: (226) [system] char_type('A', space)
   Call: (226) [system] char_type('A', cntrl)
   Fail: (226) [system] char_type('A', cntrl)
^  Fail: (225) [user] is_like_space('A')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _671854)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'A')
   Call: (224) [system] 'A'=')'
   Fail: (224) [system] 'A'=')'
   Call: (224) [system] 'A'=end_of_file
   Fail: (224) [system] 'A'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _677424)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _679282)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _693436)
   Exit: (225) [system] get_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'='('
   Fail: (225) [system] 'A'='('
   Call: (225) [system] 'A'='['
   Fail: (225) [system] 'A'='['
   Call: (225) [system] 'A'='{'
   Fail: (225) [system] 'A'='{'
   Call: (225) [system] 'A'='"'
   Fail: (225) [system] 'A'='"'
   Call: (225) [system] 'A'=!
   Fail: (225) [system] 'A'=!
   Call: (225) [system] 'A'='\''
   Fail: (225) [system] 'A'='\''
   Call: (225) [system] 'A'='`'
   Fail: (225) [system] 'A'='`'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'A', _677424)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _711078)
   Call: (227) [system] peek_char((0x55798e5fad60), _712012)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_716732, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_717664, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _725014)
   Call: (228) [system] peek_char((0x55798e5fad60), _725948)
   Exit: (228) [system] peek_char((0x55798e5fad60), d)
^  Call: (228) [user] is_delimiter(d)
   Call: (229) [system] char_type(d, space)
   Fail: (229) [system] char_type(d, space)
   Call: (229) [system] arg(_730668, v('(', ')', end_of_file), d)
   Fail: (229) [system] arg(_731600, v('(', ')', end_of_file), d)
^  Fail: (228) [user] is_delimiter(d)
   Call: (228) [system] ')'==d
   Fail: (228) [system] ')'==d
   Call: (228) [system] get_char((0x55798e5fad60), d)
   Exit: (228) [system] get_char((0x55798e5fad60), d)
   Call: (228) [system] d=(\)
   Fail: (228) [system] d=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _738950)
   Call: (229) [system] peek_char((0x55798e5fad60), _739884)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (229) [user] is_delimiter('L')
   Call: (230) [system] char_type('L', space)
   Fail: (230) [system] char_type('L', space)
   Call: (230) [system] arg(_744604, v('(', ')', end_of_file), 'L')
   Fail: (230) [system] arg(_745536, v('(', ')', end_of_file), 'L')
^  Fail: (229) [user] is_delimiter('L')
   Call: (229) [system] ')'=='L'
   Fail: (229) [system] ')'=='L'
   Call: (229) [system] get_char((0x55798e5fad60), 'L')
   Exit: (229) [system] get_char((0x55798e5fad60), 'L')
   Call: (229) [system] 'L'=(\)
   Fail: (229) [system] 'L'=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _752886)
   Call: (230) [system] peek_char((0x55798e5fad60), _753820)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_758540, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_759472, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _766822)
   Call: (231) [system] peek_char((0x55798e5fad60), _767756)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_772476, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_773408, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _780758)
   Call: (232) [system] peek_char((0x55798e5fad60), _781692)
   Exit: (232) [system] peek_char((0x55798e5fad60), k)
^  Call: (232) [user] is_delimiter(k)
   Call: (233) [system] char_type(k, space)
   Fail: (233) [system] char_type(k, space)
   Call: (233) [system] arg(_786412, v('(', ')', end_of_file), k)
   Fail: (233) [system] arg(_787344, v('(', ')', end_of_file), k)
^  Fail: (232) [user] is_delimiter(k)
   Call: (232) [system] ')'==k
   Fail: (232) [system] ')'==k
   Call: (232) [system] get_char((0x55798e5fad60), k)
   Exit: (232) [system] get_char((0x55798e5fad60), k)
   Call: (232) [system] k=(\)
   Fail: (232) [system] k=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _794694)
   Call: (233) [system] peek_char((0x55798e5fad60), _795628)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _794694=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (232) [system] _780758=[k]
   Exit: (232) [system] [k]=[k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (231) [system] _766822=[n, k]
   Exit: (231) [system] [n, k]=[n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (230) [system] _752886=[i, n, k]
   Exit: (230) [system] [i, n, k]=[i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (229) [system] _738950=['L', i, n, k]
   Exit: (229) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (228) [system] _725014=[d, 'L', i, n, k]
   Exit: (228) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (227) [system] _711078=[n, d, 'L', i, n, k]
   Exit: (227) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (226) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _677424)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_821702, _821704), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _677424), _821678, fail)), '$restore_trace'(_821702, _821704))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_821702, _821704))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _677424), _821678, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_677424)
   Fail: (227) [system] atomic(_677424)
   Call: (227) [system] atom_chars(_677424, ['A', n, d, 'L', i, n, k])
   Exit: (227) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (226) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _831078)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _832936)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _840674)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _843378)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'=(;)
   Fail: (227) [system] 'A'=(;)
^  Call: (227) [user] is_like_space('A')
   Call: (228) [system] char_type('A', 'white')
   Fail: (228) [system] char_type('A', 'white')
   Call: (228) [system] char_type('A', end_of_line)
   Fail: (228) [system] char_type('A', end_of_line)
   Call: (228) [system] char_type('A', space)
   Fail: (228) [system] char_type('A', space)
   Call: (228) [system] char_type('A', cntrl)
   Fail: (228) [system] char_type('A', cntrl)
^  Fail: (227) [user] is_like_space('A')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _858456)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=')'
   Fail: (225) [system] 'A'=')'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _864026)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _865884)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'=(;)
   Fail: (227) [system] 'A'=(;)
^  Call: (227) [user] is_like_space('A')
   Call: (228) [system] char_type('A', 'white')
   Fail: (228) [system] char_type('A', 'white')
   Call: (228) [system] char_type('A', end_of_line)
   Fail: (228) [system] char_type('A', end_of_line)
   Call: (228) [system] char_type('A', space)
   Fail: (228) [system] char_type('A', space)
   Call: (228) [system] char_type('A', cntrl)
   Fail: (228) [system] char_type('A', cntrl)
^  Fail: (227) [user] is_like_space('A')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _880038)
   Exit: (226) [system] get_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'='('
   Fail: (226) [system] 'A'='('
   Call: (226) [system] 'A'='['
   Fail: (226) [system] 'A'='['
   Call: (226) [system] 'A'='{'
   Fail: (226) [system] 'A'='{'
   Call: (226) [system] 'A'='"'
   Fail: (226) [system] 'A'='"'
   Call: (226) [system] 'A'=!
   Fail: (226) [system] 'A'=!
   Call: (226) [system] 'A'='\''
   Fail: (226) [system] 'A'='\''
   Call: (226) [system] 'A'='`'
   Fail: (226) [system] 'A'='`'
   Call: (226) [system] 'A'=end_of_file
   Fail: (226) [system] 'A'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'A', _864026)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _897680)
   Call: (228) [system] peek_char((0x55798e5fad60), _898614)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _897680=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (227) [user] classify_and_convert_charseq('A', [], _864026)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_907924, _907926), once(user:catch(read_from_chars(['A'], _864026), _907900, fail)), '$restore_trace'(_907924, _907926))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_907924, _907926))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _864026), _907900, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_864026)
   Fail: (228) [system] atomic(_864026)
   Call: (228) [system] atom_chars(_864026, ['A'])
   Exit: (228) [system] atom_chars('A', ['A'])
^  Exit: (227) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _917300)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _919158)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _926896)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _929600)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'B')
   Call: (228) [system] 'B'=(;)
   Fail: (228) [system] 'B'=(;)
^  Call: (228) [user] is_like_space('B')
   Call: (229) [system] char_type('B', 'white')
   Fail: (229) [system] char_type('B', 'white')
   Call: (229) [system] char_type('B', end_of_line)
   Fail: (229) [system] char_type('B', end_of_line)
   Call: (229) [system] char_type('B', space)
   Fail: (229) [system] char_type('B', space)
   Call: (229) [system] char_type('B', cntrl)
   Fail: (229) [system] char_type('B', cntrl)
^  Fail: (228) [user] is_like_space('B')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _944678)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'B')
   Call: (226) [system] 'B'=')'
   Fail: (226) [system] 'B'=')'
   Call: (226) [system] 'B'=end_of_file
   Fail: (226) [system] 'B'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _950248)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _952106)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'B')
   Call: (228) [system] 'B'=(;)
   Fail: (228) [system] 'B'=(;)
^  Call: (228) [user] is_like_space('B')
   Call: (229) [system] char_type('B', 'white')
   Fail: (229) [system] char_type('B', 'white')
   Call: (229) [system] char_type('B', end_of_line)
   Fail: (229) [system] char_type('B', end_of_line)
   Call: (229) [system] char_type('B', space)
   Fail: (229) [system] char_type('B', space)
   Call: (229) [system] char_type('B', cntrl)
   Fail: (229) [system] char_type('B', cntrl)
^  Fail: (228) [user] is_like_space('B')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _966260)
   Exit: (227) [system] get_char((0x55798e5fad60), 'B')
   Call: (227) [system] 'B'='('
   Fail: (227) [system] 'B'='('
   Call: (227) [system] 'B'='['
   Fail: (227) [system] 'B'='['
   Call: (227) [system] 'B'='{'
   Fail: (227) [system] 'B'='{'
   Call: (227) [system] 'B'='"'
   Fail: (227) [system] 'B'='"'
   Call: (227) [system] 'B'=!
   Fail: (227) [system] 'B'=!
   Call: (227) [system] 'B'='\''
   Fail: (227) [system] 'B'='\''
   Call: (227) [system] 'B'='`'
   Fail: (227) [system] 'B'='`'
   Call: (227) [system] 'B'=end_of_file
   Fail: (227) [system] 'B'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'B', _950248)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _983902)
   Call: (229) [system] peek_char((0x55798e5fad60), _984836)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
^  Call: (229) [user] is_delimiter(')')
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] arg(_989556, v('(', ')', end_of_file), ')')
   Exit: (230) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (229) [user] is_delimiter(')')
   Call: (229) [system] _983902=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (228) [user] classify_and_convert_charseq('B', [], _950248)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_996018, _996020), once(user:catch(read_from_chars(['B'], _950248), _995994, fail)), '$restore_trace'(_996018, _996020))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_996018, _996020))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _950248), _995994, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_950248)
   Fail: (229) [system] atomic(_950248)
   Call: (229) [system] atom_chars(_950248, ['B'])
   Exit: (229) [system] atom_chars('B', ['B'])
^  Exit: (228) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1005394)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1007252)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1021406)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55798e5fad60), _1025196)
   Exit: (227) [system] get_char((0x55798e5fad60), ')')
   Call: (227) [system] _1005394=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [])
   Call: (226) [system] _917300=['B']
   Exit: (226) [system] ['B']=['B']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (225) [system] _831078=['A', 'B']
   Exit: (225) [system] ['A', 'B']=['A', 'B']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (224) [system] _636118=['AndLink', 'A', 'B']
   Exit: (224) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1039078)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1040936)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _1048674)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1051378)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'C')
   Call: (225) [system] 'C'=(;)
   Fail: (225) [system] 'C'=(;)
^  Call: (225) [user] is_like_space('C')
   Call: (226) [system] char_type('C', 'white')
   Fail: (226) [system] char_type('C', 'white')
   Call: (226) [system] char_type('C', end_of_line)
   Fail: (226) [system] char_type('C', end_of_line)
   Call: (226) [system] char_type('C', space)
   Fail: (226) [system] char_type('C', space)
   Call: (226) [system] char_type('C', cntrl)
   Fail: (226) [system] char_type('C', cntrl)
^  Fail: (225) [user] is_like_space('C')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1066456)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'C')
   Call: (223) [system] 'C'=')'
   Fail: (223) [system] 'C'=')'
   Call: (223) [system] 'C'=end_of_file
   Fail: (223) [system] 'C'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1072026)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1073884)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'C')
   Call: (225) [system] 'C'=(;)
   Fail: (225) [system] 'C'=(;)
^  Call: (225) [user] is_like_space('C')
   Call: (226) [system] char_type('C', 'white')
   Fail: (226) [system] char_type('C', 'white')
   Call: (226) [system] char_type('C', end_of_line)
   Fail: (226) [system] char_type('C', end_of_line)
   Call: (226) [system] char_type('C', space)
   Fail: (226) [system] char_type('C', space)
   Call: (226) [system] char_type('C', cntrl)
   Fail: (226) [system] char_type('C', cntrl)
^  Fail: (225) [user] is_like_space('C')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1088038)
   Exit: (224) [system] get_char((0x55798e5fad60), 'C')
   Call: (224) [system] 'C'='('
   Fail: (224) [system] 'C'='('
   Call: (224) [system] 'C'='['
   Fail: (224) [system] 'C'='['
   Call: (224) [system] 'C'='{'
   Fail: (224) [system] 'C'='{'
   Call: (224) [system] 'C'='"'
   Fail: (224) [system] 'C'='"'
   Call: (224) [system] 'C'=!
   Fail: (224) [system] 'C'=!
   Call: (224) [system] 'C'='\''
   Fail: (224) [system] 'C'='\''
   Call: (224) [system] 'C'='`'
   Fail: (224) [system] 'C'='`'
   Call: (224) [system] 'C'=end_of_file
   Fail: (224) [system] 'C'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1072026)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1105680)
   Call: (226) [system] peek_char((0x55798e5fad60), _1106614)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
^  Call: (226) [user] is_delimiter(')')
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] arg(_1111334, v('(', ')', end_of_file), ')')
   Exit: (227) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (226) [user] is_delimiter(')')
   Call: (226) [system] _1105680=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (225) [user] classify_and_convert_charseq('C', [], _1072026)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1117796, _1117798), once(user:catch(read_from_chars(['C'], _1072026), _1117772, fail)), '$restore_trace'(_1117796, _1117798))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1117796, _1117798))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1072026), _1117772, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_1072026)
   Fail: (226) [system] atomic(_1072026)
   Call: (226) [system] atom_chars(_1072026, ['C'])
   Exit: (226) [system] atom_chars('C', ['C'])
^  Exit: (225) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1127172)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1129030)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1143184)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55798e5fad60), _1146974)
   Exit: (224) [system] get_char((0x55798e5fad60), ')')
   Call: (224) [system] _1127172=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [])
   Call: (223) [system] _1039078=['C']
   Exit: (223) [system] ['C']=['C']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (222) [system] _603170=[['AndLink', 'A', 'B'], 'C']
   Exit: (222) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (221) [system] _341290=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (221) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1160856)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1162714)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _1170452)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1173156)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1188234)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1193804)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1195662)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1209816)
   Exit: (221) [system] get_char((0x55798e5fad60), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1193804)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1215386)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'O')
   Call: (223) [system] 'O'=(;)
   Fail: (223) [system] 'O'=(;)
^  Call: (223) [user] is_like_space('O')
   Call: (224) [system] char_type('O', 'white')
   Fail: (224) [system] char_type('O', 'white')
   Call: (224) [system] char_type('O', end_of_line)
   Fail: (224) [system] char_type('O', end_of_line)
   Call: (224) [system] char_type('O', space)
   Fail: (224) [system] char_type('O', space)
   Call: (224) [system] char_type('O', cntrl)
   Fail: (224) [system] char_type('O', cntrl)
^  Fail: (223) [user] is_like_space('O')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1229540)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'O')
   Call: (222) [system] 'O'=')'
   Fail: (222) [system] 'O'=')'
   Call: (222) [system] 'O'=end_of_file
   Fail: (222) [system] 'O'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1235110)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1236968)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'O')
   Call: (224) [system] 'O'=(;)
   Fail: (224) [system] 'O'=(;)
^  Call: (224) [user] is_like_space('O')
   Call: (225) [system] char_type('O', 'white')
   Fail: (225) [system] char_type('O', 'white')
   Call: (225) [system] char_type('O', end_of_line)
   Fail: (225) [system] char_type('O', end_of_line)
   Call: (225) [system] char_type('O', space)
   Fail: (225) [system] char_type('O', space)
   Call: (225) [system] char_type('O', cntrl)
   Fail: (225) [system] char_type('O', cntrl)
^  Fail: (224) [user] is_like_space('O')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1251122)
   Exit: (223) [system] get_char((0x55798e5fad60), 'O')
   Call: (223) [system] 'O'='('
   Fail: (223) [system] 'O'='('
   Call: (223) [system] 'O'='['
   Fail: (223) [system] 'O'='['
   Call: (223) [system] 'O'='{'
   Fail: (223) [system] 'O'='{'
   Call: (223) [system] 'O'='"'
   Fail: (223) [system] 'O'='"'
   Call: (223) [system] 'O'=!
   Fail: (223) [system] 'O'=!
   Call: (223) [system] 'O'='\''
   Fail: (223) [system] 'O'='\''
   Call: (223) [system] 'O'='`'
   Fail: (223) [system] 'O'='`'
   Call: (223) [system] 'O'=end_of_file
   Fail: (223) [system] 'O'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1235110)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1268764)
   Call: (225) [system] peek_char((0x55798e5fad60), _1269698)
   Exit: (225) [system] peek_char((0x55798e5fad60), r)
^  Call: (225) [user] is_delimiter(r)
   Call: (226) [system] char_type(r, space)
   Fail: (226) [system] char_type(r, space)
   Call: (226) [system] arg(_1274418, v('(', ')', end_of_file), r)
   Fail: (226) [system] arg(_1275350, v('(', ')', end_of_file), r)
^  Fail: (225) [user] is_delimiter(r)
   Call: (225) [system] ')'==r
   Fail: (225) [system] ')'==r
   Call: (225) [system] get_char((0x55798e5fad60), r)
   Exit: (225) [system] get_char((0x55798e5fad60), r)
   Call: (225) [system] r=(\)
   Fail: (225) [system] r=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1282700)
   Call: (226) [system] peek_char((0x55798e5fad60), _1283634)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (226) [user] is_delimiter('L')
   Call: (227) [system] char_type('L', space)
   Fail: (227) [system] char_type('L', space)
   Call: (227) [system] arg(_1288354, v('(', ')', end_of_file), 'L')
   Fail: (227) [system] arg(_1289286, v('(', ')', end_of_file), 'L')
^  Fail: (226) [user] is_delimiter('L')
   Call: (226) [system] ')'=='L'
   Fail: (226) [system] ')'=='L'
   Call: (226) [system] get_char((0x55798e5fad60), 'L')
   Exit: (226) [system] get_char((0x55798e5fad60), 'L')
   Call: (226) [system] 'L'=(\)
   Fail: (226) [system] 'L'=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1296636)
   Call: (227) [system] peek_char((0x55798e5fad60), _1297570)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_1302290, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_1303222, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1310572)
   Call: (228) [system] peek_char((0x55798e5fad60), _1311506)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_1316226, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_1317158, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1324508)
   Call: (229) [system] peek_char((0x55798e5fad60), _1325442)
   Exit: (229) [system] peek_char((0x55798e5fad60), k)
^  Call: (229) [user] is_delimiter(k)
   Call: (230) [system] char_type(k, space)
   Fail: (230) [system] char_type(k, space)
   Call: (230) [system] arg(_1330162, v('(', ')', end_of_file), k)
   Fail: (230) [system] arg(_1331094, v('(', ')', end_of_file), k)
^  Fail: (229) [user] is_delimiter(k)
   Call: (229) [system] ')'==k
   Fail: (229) [system] ')'==k
   Call: (229) [system] get_char((0x55798e5fad60), k)
   Exit: (229) [system] get_char((0x55798e5fad60), k)
   Call: (229) [system] k=(\)
   Fail: (229) [system] k=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1338444)
   Call: (230) [system] peek_char((0x55798e5fad60), _1339378)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _1338444=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (229) [system] _1324508=[k]
   Exit: (229) [system] [k]=[k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (228) [system] _1310572=[n, k]
   Exit: (228) [system] [n, k]=[n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (227) [system] _1296636=[i, n, k]
   Exit: (227) [system] [i, n, k]=[i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (226) [system] _1282700=['L', i, n, k]
   Exit: (226) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (225) [system] _1268764=[r, 'L', i, n, k]
   Exit: (225) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (224) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1235110)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1362658, _1362660), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1235110), _1362634, fail)), '$restore_trace'(_1362658, _1362660))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1362658, _1362660))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1235110), _1362634, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_1235110)
   Fail: (225) [system] atomic(_1235110)
   Call: (225) [system] atom_chars(_1235110, ['O', r, 'L', i, n, k])
   Exit: (225) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (224) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1372034)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1373892)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _1381630)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1384334)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1399412)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=')'
   Fail: (223) [system] '('=')'
   Call: (223) [system] '('=end_of_file
   Fail: (223) [system] '('=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1404982)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1406840)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1420994)
   Exit: (224) [system] get_char((0x55798e5fad60), '(')
   Call: (224) [system] '('='('
   Exit: (224) [system] '('='('
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1404982)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1426564)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'=(;)
   Fail: (226) [system] 'I'=(;)
^  Call: (226) [user] is_like_space('I')
   Call: (227) [system] char_type('I', 'white')
   Fail: (227) [system] char_type('I', 'white')
   Call: (227) [system] char_type('I', end_of_line)
   Fail: (227) [system] char_type('I', end_of_line)
   Call: (227) [system] char_type('I', space)
   Fail: (227) [system] char_type('I', space)
   Call: (227) [system] char_type('I', cntrl)
   Fail: (227) [system] char_type('I', cntrl)
^  Fail: (226) [user] is_like_space('I')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1440718)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'=')'
   Fail: (225) [system] 'I'=')'
   Call: (225) [system] 'I'=end_of_file
   Fail: (225) [system] 'I'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1446288)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1448146)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'I')
   Call: (227) [system] 'I'=(;)
   Fail: (227) [system] 'I'=(;)
^  Call: (227) [user] is_like_space('I')
   Call: (228) [system] char_type('I', 'white')
   Fail: (228) [system] char_type('I', 'white')
   Call: (228) [system] char_type('I', end_of_line)
   Fail: (228) [system] char_type('I', end_of_line)
   Call: (228) [system] char_type('I', space)
   Fail: (228) [system] char_type('I', space)
   Call: (228) [system] char_type('I', cntrl)
   Fail: (228) [system] char_type('I', cntrl)
^  Fail: (227) [user] is_like_space('I')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1462300)
   Exit: (226) [system] get_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'='('
   Fail: (226) [system] 'I'='('
   Call: (226) [system] 'I'='['
   Fail: (226) [system] 'I'='['
   Call: (226) [system] 'I'='{'
   Fail: (226) [system] 'I'='{'
   Call: (226) [system] 'I'='"'
   Fail: (226) [system] 'I'='"'
   Call: (226) [system] 'I'=!
   Fail: (226) [system] 'I'=!
   Call: (226) [system] 'I'='\''
   Fail: (226) [system] 'I'='\''
   Call: (226) [system] 'I'='`'
   Fail: (226) [system] 'I'='`'
   Call: (226) [system] 'I'=end_of_file
   Fail: (226) [system] 'I'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1446288)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1479942)
   Call: (228) [system] peek_char((0x55798e5fad60), _1480876)
   Exit: (228) [system] peek_char((0x55798e5fad60), m)
^  Call: (228) [user] is_delimiter(m)
   Call: (229) [system] char_type(m, space)
   Fail: (229) [system] char_type(m, space)
   Call: (229) [system] arg(_1485596, v('(', ')', end_of_file), m)
   Fail: (229) [system] arg(_1486528, v('(', ')', end_of_file), m)
^  Fail: (228) [user] is_delimiter(m)
   Call: (228) [system] ')'==m
   Fail: (228) [system] ')'==m
   Call: (228) [system] get_char((0x55798e5fad60), m)
   Exit: (228) [system] get_char((0x55798e5fad60), m)
   Call: (228) [system] m=(\)
   Fail: (228) [system] m=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1493878)
   Call: (229) [system] peek_char((0x55798e5fad60), _1494812)
   Exit: (229) [system] peek_char((0x55798e5fad60), p)
^  Call: (229) [user] is_delimiter(p)
   Call: (230) [system] char_type(p, space)
   Fail: (230) [system] char_type(p, space)
   Call: (230) [system] arg(_1499532, v('(', ')', end_of_file), p)
   Fail: (230) [system] arg(_1500464, v('(', ')', end_of_file), p)
^  Fail: (229) [user] is_delimiter(p)
   Call: (229) [system] ')'==p
   Fail: (229) [system] ')'==p
   Call: (229) [system] get_char((0x55798e5fad60), p)
   Exit: (229) [system] get_char((0x55798e5fad60), p)
   Call: (229) [system] p=(\)
   Fail: (229) [system] p=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1507814)
   Call: (230) [system] peek_char((0x55798e5fad60), _1508748)
   Exit: (230) [system] peek_char((0x55798e5fad60), l)
^  Call: (230) [user] is_delimiter(l)
   Call: (231) [system] char_type(l, space)
   Fail: (231) [system] char_type(l, space)
   Call: (231) [system] arg(_1513468, v('(', ')', end_of_file), l)
   Fail: (231) [system] arg(_1514400, v('(', ')', end_of_file), l)
^  Fail: (230) [user] is_delimiter(l)
   Call: (230) [system] ')'==l
   Fail: (230) [system] ')'==l
   Call: (230) [system] get_char((0x55798e5fad60), l)
   Exit: (230) [system] get_char((0x55798e5fad60), l)
   Call: (230) [system] l=(\)
   Fail: (230) [system] l=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1521750)
   Call: (231) [system] peek_char((0x55798e5fad60), _1522684)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_1527404, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_1528336, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1535686)
   Call: (232) [system] peek_char((0x55798e5fad60), _1536620)
   Exit: (232) [system] peek_char((0x55798e5fad60), c)
^  Call: (232) [user] is_delimiter(c)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] arg(_1541340, v('(', ')', end_of_file), c)
   Fail: (233) [system] arg(_1542272, v('(', ')', end_of_file), c)
^  Fail: (232) [user] is_delimiter(c)
   Call: (232) [system] ')'==c
   Fail: (232) [system] ')'==c
   Call: (232) [system] get_char((0x55798e5fad60), c)
   Exit: (232) [system] get_char((0x55798e5fad60), c)
   Call: (232) [system] c=(\)
   Fail: (232) [system] c=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1549622)
   Call: (233) [system] peek_char((0x55798e5fad60), _1550556)
   Exit: (233) [system] peek_char((0x55798e5fad60), a)
^  Call: (233) [user] is_delimiter(a)
   Call: (234) [system] char_type(a, space)
   Fail: (234) [system] char_type(a, space)
   Call: (234) [system] arg(_1555276, v('(', ')', end_of_file), a)
   Fail: (234) [system] arg(_1556208, v('(', ')', end_of_file), a)
^  Fail: (233) [user] is_delimiter(a)
   Call: (233) [system] ')'==a
   Fail: (233) [system] ')'==a
   Call: (233) [system] get_char((0x55798e5fad60), a)
   Exit: (233) [system] get_char((0x55798e5fad60), a)
   Call: (233) [system] a=(\)
   Fail: (233) [system] a=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1563558)
   Call: (234) [system] peek_char((0x55798e5fad60), _1564492)
   Exit: (234) [system] peek_char((0x55798e5fad60), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_1569212, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_1570144, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55798e5fad60), t)
   Exit: (234) [system] get_char((0x55798e5fad60), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1577494)
   Call: (235) [system] peek_char((0x55798e5fad60), _1578428)
   Exit: (235) [system] peek_char((0x55798e5fad60), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_1583148, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_1584080, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55798e5fad60), i)
   Exit: (235) [system] get_char((0x55798e5fad60), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1591430)
   Call: (236) [system] peek_char((0x55798e5fad60), _1592364)
   Exit: (236) [system] peek_char((0x55798e5fad60), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_1597084, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_1598016, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55798e5fad60), o)
   Exit: (236) [system] get_char((0x55798e5fad60), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1605366)
   Call: (237) [system] peek_char((0x55798e5fad60), _1606300)
   Exit: (237) [system] peek_char((0x55798e5fad60), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_1611020, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_1611952, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55798e5fad60), n)
   Exit: (237) [system] get_char((0x55798e5fad60), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1619302)
   Call: (238) [system] peek_char((0x55798e5fad60), _1620236)
   Exit: (238) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _1619302=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (237) [system] _1605366=[n]
   Exit: (237) [system] [n]=[n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (236) [system] _1591430=[o, n]
   Exit: (236) [system] [o, n]=[o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (235) [system] _1577494=[i, o, n]
   Exit: (235) [system] [i, o, n]=[i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (234) [system] _1563558=[t, i, o, n]
   Exit: (234) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (233) [system] _1549622=[a, t, i, o, n]
   Exit: (233) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (232) [system] _1535686=[c, a, t, i, o, n]
   Exit: (232) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (231) [system] _1521750=[i, c, a, t, i, o, n]
   Exit: (231) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (230) [system] _1507814=[l, i, c, a, t, i, o, n]
   Exit: (230) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (229) [system] _1493878=[p, l, i, c, a, t, i, o, n]
   Exit: (229) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (228) [system] _1479942=[m, p, l, i, c, a, t, i, o, n]
   Exit: (228) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (227) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1446288)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1657486, _1657488), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1446288), _1657462, fail)), '$restore_trace'(_1657486, _1657488))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1657486, _1657488))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1446288), _1657462, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1446288)
   Fail: (228) [system] atomic(_1446288)
   Call: (228) [system] atom_chars(_1446288, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (228) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (227) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1666862)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1668720)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _1676458)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1679162)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1694240)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=')'
   Fail: (226) [system] '('=')'
   Call: (226) [system] '('=end_of_file
   Fail: (226) [system] '('=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _1699810)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1701668)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _1715822)
   Exit: (227) [system] get_char((0x55798e5fad60), '(')
   Call: (227) [system] '('='('
   Exit: (227) [system] '('='('
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1699810)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1721392)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'O')
   Call: (229) [system] 'O'=(;)
   Fail: (229) [system] 'O'=(;)
^  Call: (229) [user] is_like_space('O')
   Call: (230) [system] char_type('O', 'white')
   Fail: (230) [system] char_type('O', 'white')
   Call: (230) [system] char_type('O', end_of_line)
   Fail: (230) [system] char_type('O', end_of_line)
   Call: (230) [system] char_type('O', space)
   Fail: (230) [system] char_type('O', space)
   Call: (230) [system] char_type('O', cntrl)
   Fail: (230) [system] char_type('O', cntrl)
^  Fail: (229) [user] is_like_space('O')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1735546)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'O')
   Call: (228) [system] 'O'=')'
   Fail: (228) [system] 'O'=')'
   Call: (228) [system] 'O'=end_of_file
   Fail: (228) [system] 'O'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _1741116)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1742974)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'O')
   Call: (230) [system] 'O'=(;)
   Fail: (230) [system] 'O'=(;)
^  Call: (230) [user] is_like_space('O')
   Call: (231) [system] char_type('O', 'white')
   Fail: (231) [system] char_type('O', 'white')
   Call: (231) [system] char_type('O', end_of_line)
   Fail: (231) [system] char_type('O', end_of_line)
   Call: (231) [system] char_type('O', space)
   Fail: (231) [system] char_type('O', space)
   Call: (231) [system] char_type('O', cntrl)
   Fail: (231) [system] char_type('O', cntrl)
^  Fail: (230) [user] is_like_space('O')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _1757128)
   Exit: (229) [system] get_char((0x55798e5fad60), 'O')
   Call: (229) [system] 'O'='('
   Fail: (229) [system] 'O'='('
   Call: (229) [system] 'O'='['
   Fail: (229) [system] 'O'='['
   Call: (229) [system] 'O'='{'
   Fail: (229) [system] 'O'='{'
   Call: (229) [system] 'O'='"'
   Fail: (229) [system] 'O'='"'
   Call: (229) [system] 'O'=!
   Fail: (229) [system] 'O'=!
   Call: (229) [system] 'O'='\''
   Fail: (229) [system] 'O'='\''
   Call: (229) [system] 'O'='`'
   Fail: (229) [system] 'O'='`'
   Call: (229) [system] 'O'=end_of_file
   Fail: (229) [system] 'O'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1741116)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1774770)
   Call: (231) [system] peek_char((0x55798e5fad60), _1775704)
   Exit: (231) [system] peek_char((0x55798e5fad60), r)
^  Call: (231) [user] is_delimiter(r)
   Call: (232) [system] char_type(r, space)
   Fail: (232) [system] char_type(r, space)
   Call: (232) [system] arg(_1780424, v('(', ')', end_of_file), r)
   Fail: (232) [system] arg(_1781356, v('(', ')', end_of_file), r)
^  Fail: (231) [user] is_delimiter(r)
   Call: (231) [system] ')'==r
   Fail: (231) [system] ')'==r
   Call: (231) [system] get_char((0x55798e5fad60), r)
   Exit: (231) [system] get_char((0x55798e5fad60), r)
   Call: (231) [system] r=(\)
   Fail: (231) [system] r=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1788706)
   Call: (232) [system] peek_char((0x55798e5fad60), _1789640)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (232) [user] is_delimiter('L')
   Call: (233) [system] char_type('L', space)
   Fail: (233) [system] char_type('L', space)
   Call: (233) [system] arg(_1794360, v('(', ')', end_of_file), 'L')
   Fail: (233) [system] arg(_1795292, v('(', ')', end_of_file), 'L')
^  Fail: (232) [user] is_delimiter('L')
   Call: (232) [system] ')'=='L'
   Fail: (232) [system] ')'=='L'
   Call: (232) [system] get_char((0x55798e5fad60), 'L')
   Exit: (232) [system] get_char((0x55798e5fad60), 'L')
   Call: (232) [system] 'L'=(\)
   Fail: (232) [system] 'L'=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1802642)
   Call: (233) [system] peek_char((0x55798e5fad60), _1803576)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_1808296, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_1809228, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1816578)
   Call: (234) [system] peek_char((0x55798e5fad60), _1817512)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_1822232, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_1823164, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1830514)
   Call: (235) [system] peek_char((0x55798e5fad60), _1831448)
   Exit: (235) [system] peek_char((0x55798e5fad60), k)
^  Call: (235) [user] is_delimiter(k)
   Call: (236) [system] char_type(k, space)
   Fail: (236) [system] char_type(k, space)
   Call: (236) [system] arg(_1836168, v('(', ')', end_of_file), k)
   Fail: (236) [system] arg(_1837100, v('(', ')', end_of_file), k)
^  Fail: (235) [user] is_delimiter(k)
   Call: (235) [system] ')'==k
   Fail: (235) [system] ')'==k
   Call: (235) [system] get_char((0x55798e5fad60), k)
   Exit: (235) [system] get_char((0x55798e5fad60), k)
   Call: (235) [system] k=(\)
   Fail: (235) [system] k=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1844450)
   Call: (236) [system] peek_char((0x55798e5fad60), _1845384)
   Exit: (236) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _1844450=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (235) [system] _1830514=[k]
   Exit: (235) [system] [k]=[k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (234) [system] _1816578=[n, k]
   Exit: (234) [system] [n, k]=[n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (233) [system] _1802642=[i, n, k]
   Exit: (233) [system] [i, n, k]=[i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (232) [system] _1788706=['L', i, n, k]
   Exit: (232) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (231) [system] _1774770=[r, 'L', i, n, k]
   Exit: (231) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (230) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1741116)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1868664, _1868666), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1741116), _1868640, fail)), '$restore_trace'(_1868664, _1868666))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1868664, _1868666))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1741116), _1868640, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1741116)
   Fail: (231) [system] atomic(_1741116)
   Call: (231) [system] atom_chars(_1741116, ['O', r, 'L', i, n, k])
   Exit: (231) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (230) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1878040)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1879898)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _1887636)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1890340)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'C')
   Call: (231) [system] 'C'=(;)
   Fail: (231) [system] 'C'=(;)
^  Call: (231) [user] is_like_space('C')
   Call: (232) [system] char_type('C', 'white')
   Fail: (232) [system] char_type('C', 'white')
   Call: (232) [system] char_type('C', end_of_line)
   Fail: (232) [system] char_type('C', end_of_line)
   Call: (232) [system] char_type('C', space)
   Fail: (232) [system] char_type('C', space)
   Call: (232) [system] char_type('C', cntrl)
   Fail: (232) [system] char_type('C', cntrl)
^  Fail: (231) [user] is_like_space('C')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1905418)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'C')
   Call: (229) [system] 'C'=')'
   Fail: (229) [system] 'C'=')'
   Call: (229) [system] 'C'=end_of_file
   Fail: (229) [system] 'C'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _1910988)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1912846)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'C')
   Call: (231) [system] 'C'=(;)
   Fail: (231) [system] 'C'=(;)
^  Call: (231) [user] is_like_space('C')
   Call: (232) [system] char_type('C', 'white')
   Fail: (232) [system] char_type('C', 'white')
   Call: (232) [system] char_type('C', end_of_line)
   Fail: (232) [system] char_type('C', end_of_line)
   Call: (232) [system] char_type('C', space)
   Fail: (232) [system] char_type('C', space)
   Call: (232) [system] char_type('C', cntrl)
   Fail: (232) [system] char_type('C', cntrl)
^  Fail: (231) [user] is_like_space('C')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _1927000)
   Exit: (230) [system] get_char((0x55798e5fad60), 'C')
   Call: (230) [system] 'C'='('
   Fail: (230) [system] 'C'='('
   Call: (230) [system] 'C'='['
   Fail: (230) [system] 'C'='['
   Call: (230) [system] 'C'='{'
   Fail: (230) [system] 'C'='{'
   Call: (230) [system] 'C'='"'
   Fail: (230) [system] 'C'='"'
   Call: (230) [system] 'C'=!
   Fail: (230) [system] 'C'=!
   Call: (230) [system] 'C'='\''
   Fail: (230) [system] 'C'='\''
   Call: (230) [system] 'C'='`'
   Fail: (230) [system] 'C'='`'
   Call: (230) [system] 'C'=end_of_file
   Fail: (230) [system] 'C'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1910988)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1944642)
   Call: (232) [system] peek_char((0x55798e5fad60), _1945576)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _1944642=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (231) [user] classify_and_convert_charseq('C', [], _1910988)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_1954886, _1954888), once(user:catch(read_from_chars(['C'], _1910988), _1954862, fail)), '$restore_trace'(_1954886, _1954888))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_1954886, _1954888))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1910988), _1954862, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_1910988)
   Fail: (232) [system] atomic(_1910988)
   Call: (232) [system] atom_chars(_1910988, ['C'])
   Exit: (232) [system] atom_chars('C', ['C'])
^  Exit: (231) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _1964262)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1966120)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55798e5fad60), _1973858)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1976562)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'D')
   Call: (232) [system] 'D'=(;)
   Fail: (232) [system] 'D'=(;)
^  Call: (232) [user] is_like_space('D')
   Call: (233) [system] char_type('D', 'white')
   Fail: (233) [system] char_type('D', 'white')
   Call: (233) [system] char_type('D', end_of_line)
   Fail: (233) [system] char_type('D', end_of_line)
   Call: (233) [system] char_type('D', space)
   Fail: (233) [system] char_type('D', space)
   Call: (233) [system] char_type('D', cntrl)
   Fail: (233) [system] char_type('D', cntrl)
^  Fail: (232) [user] is_like_space('D')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1991640)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'D')
   Call: (230) [system] 'D'=')'
   Fail: (230) [system] 'D'=')'
   Call: (230) [system] 'D'=end_of_file
   Fail: (230) [system] 'D'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _1997210)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1999068)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'D')
   Call: (232) [system] 'D'=(;)
   Fail: (232) [system] 'D'=(;)
^  Call: (232) [user] is_like_space('D')
   Call: (233) [system] char_type('D', 'white')
   Fail: (233) [system] char_type('D', 'white')
   Call: (233) [system] char_type('D', end_of_line)
   Fail: (233) [system] char_type('D', end_of_line)
   Call: (233) [system] char_type('D', space)
   Fail: (233) [system] char_type('D', space)
   Call: (233) [system] char_type('D', cntrl)
   Fail: (233) [system] char_type('D', cntrl)
^  Fail: (232) [user] is_like_space('D')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _2013222)
   Exit: (231) [system] get_char((0x55798e5fad60), 'D')
   Call: (231) [system] 'D'='('
   Fail: (231) [system] 'D'='('
   Call: (231) [system] 'D'='['
   Fail: (231) [system] 'D'='['
   Call: (231) [system] 'D'='{'
   Fail: (231) [system] 'D'='{'
   Call: (231) [system] 'D'='"'
   Fail: (231) [system] 'D'='"'
   Call: (231) [system] 'D'=!
   Fail: (231) [system] 'D'=!
   Call: (231) [system] 'D'='\''
   Fail: (231) [system] 'D'='\''
   Call: (231) [system] 'D'='`'
   Fail: (231) [system] 'D'='`'
   Call: (231) [system] 'D'=end_of_file
   Fail: (231) [system] 'D'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1997210)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _2030864)
   Call: (233) [system] peek_char((0x55798e5fad60), _2031798)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
^  Call: (233) [user] is_delimiter(')')
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] arg(_2036518, v('(', ')', end_of_file), ')')
   Exit: (234) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (233) [user] is_delimiter(')')
   Call: (233) [system] _2030864=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (232) [user] classify_and_convert_charseq('D', [], _1997210)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_2042980, _2042982), once(user:catch(read_from_chars(['D'], _1997210), _2042956, fail)), '$restore_trace'(_2042980, _2042982))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_2042980, _2042982))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1997210), _2042956, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_1997210)
   Fail: (233) [system] atomic(_1997210)
   Call: (233) [system] atom_chars(_1997210, ['D'])
   Exit: (233) [system] atom_chars('D', ['D'])
^  Exit: (232) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _2052356)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _2054214)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
   Call: (232) [system] ')'=(;)
   Fail: (232) [system] ')'=(;)
^  Call: (232) [user] is_like_space(')')
   Call: (233) [system] char_type(')', 'white')
   Fail: (233) [system] char_type(')', 'white')
   Call: (233) [system] char_type(')', end_of_line)
   Fail: (233) [system] char_type(')', end_of_line)
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] char_type(')', cntrl)
   Fail: (233) [system] char_type(')', cntrl)
^  Fail: (232) [user] is_like_space(')')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _2068368)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=')'
   Exit: (231) [system] ')'=')'
   Call: (231) [system] get_char((0x55798e5fad60), _2072158)
   Exit: (231) [system] get_char((0x55798e5fad60), ')')
   Call: (231) [system] _2052356=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), [])
   Call: (230) [system] _1964262=['D']
   Exit: (230) [system] ['D']=['D']
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (229) [system] _1878040=['C', 'D']
   Exit: (229) [system] ['C', 'D']=['C', 'D']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (228) [system] _1699810=['OrLink', 'C', 'D']
   Exit: (228) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _2086040)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _2087898)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _2095636)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _7356)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'E')
   Call: (229) [system] 'E'=(;)
   Fail: (229) [system] 'E'=(;)
^  Call: (229) [user] is_like_space('E')
   Call: (230) [system] char_type('E', 'white')
   Fail: (230) [system] char_type('E', 'white')
   Call: (230) [system] char_type('E', end_of_line)
   Fail: (230) [system] char_type('E', end_of_line)
   Call: (230) [system] char_type('E', space)
   Fail: (230) [system] char_type('E', space)
   Call: (230) [system] char_type('E', cntrl)
   Fail: (230) [system] char_type('E', cntrl)
^  Fail: (229) [user] is_like_space('E')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _22434)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'E')
   Call: (227) [system] 'E'=')'
   Fail: (227) [system] 'E'=')'
   Call: (227) [system] 'E'=end_of_file
   Fail: (227) [system] 'E'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _28004)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _29862)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'E')
   Call: (229) [system] 'E'=(;)
   Fail: (229) [system] 'E'=(;)
^  Call: (229) [user] is_like_space('E')
   Call: (230) [system] char_type('E', 'white')
   Fail: (230) [system] char_type('E', 'white')
   Call: (230) [system] char_type('E', end_of_line)
   Fail: (230) [system] char_type('E', end_of_line)
   Call: (230) [system] char_type('E', space)
   Fail: (230) [system] char_type('E', space)
   Call: (230) [system] char_type('E', cntrl)
   Fail: (230) [system] char_type('E', cntrl)
^  Fail: (229) [user] is_like_space('E')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _44016)
   Exit: (228) [system] get_char((0x55798e5fad60), 'E')
   Call: (228) [system] 'E'='('
   Fail: (228) [system] 'E'='('
   Call: (228) [system] 'E'='['
   Fail: (228) [system] 'E'='['
   Call: (228) [system] 'E'='{'
   Fail: (228) [system] 'E'='{'
   Call: (228) [system] 'E'='"'
   Fail: (228) [system] 'E'='"'
   Call: (228) [system] 'E'=!
   Fail: (228) [system] 'E'=!
   Call: (228) [system] 'E'='\''
   Fail: (228) [system] 'E'='\''
   Call: (228) [system] 'E'='`'
   Fail: (228) [system] 'E'='`'
   Call: (228) [system] 'E'=end_of_file
   Fail: (228) [system] 'E'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'E', _28004)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _61658)
   Call: (230) [system] peek_char((0x55798e5fad60), _62592)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
^  Call: (230) [user] is_delimiter(')')
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] arg(_67312, v('(', ')', end_of_file), ')')
   Exit: (231) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (230) [user] is_delimiter(')')
   Call: (230) [system] _61658=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (229) [user] classify_and_convert_charseq('E', [], _28004)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_73774, _73776), once(user:catch(read_from_chars(['E'], _28004), _73750, fail)), '$restore_trace'(_73774, _73776))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_73774, _73776))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _28004), _73750, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_28004)
   Fail: (230) [system] atomic(_28004)
   Call: (230) [system] atom_chars(_28004, ['E'])
   Exit: (230) [system] atom_chars('E', ['E'])
^  Exit: (229) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _83150)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _85008)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=(;)
   Fail: (229) [system] ')'=(;)
^  Call: (229) [user] is_like_space(')')
   Call: (230) [system] char_type(')', 'white')
   Fail: (230) [system] char_type(')', 'white')
   Call: (230) [system] char_type(')', end_of_line)
   Fail: (230) [system] char_type(')', end_of_line)
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] char_type(')', cntrl)
   Fail: (230) [system] char_type(')', cntrl)
^  Fail: (229) [user] is_like_space(')')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _99162)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=')'
   Exit: (228) [system] ')'=')'
   Call: (228) [system] get_char((0x55798e5fad60), _102952)
   Exit: (228) [system] get_char((0x55798e5fad60), ')')
   Call: (228) [system] _83150=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [])
   Call: (227) [system] _5812=['E']
   Exit: (227) [system] ['E']=['E']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (226) [system] _5788=[['OrLink', 'C', 'D'], 'E']
   Exit: (226) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (225) [system] _5780=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (225) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _116834)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _118692)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _126430)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _129134)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'B')
   Call: (226) [system] 'B'=(;)
   Fail: (226) [system] 'B'=(;)
^  Call: (226) [user] is_like_space('B')
   Call: (227) [system] char_type('B', 'white')
   Fail: (227) [system] char_type('B', 'white')
   Call: (227) [system] char_type('B', end_of_line)
   Fail: (227) [system] char_type('B', end_of_line)
   Call: (227) [system] char_type('B', space)
   Fail: (227) [system] char_type('B', space)
   Call: (227) [system] char_type('B', cntrl)
   Fail: (227) [system] char_type('B', cntrl)
^  Fail: (226) [user] is_like_space('B')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _144212)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'B')
   Call: (224) [system] 'B'=')'
   Fail: (224) [system] 'B'=')'
   Call: (224) [system] 'B'=end_of_file
   Fail: (224) [system] 'B'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _149782)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _151640)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'B')
   Call: (226) [system] 'B'=(;)
   Fail: (226) [system] 'B'=(;)
^  Call: (226) [user] is_like_space('B')
   Call: (227) [system] char_type('B', 'white')
   Fail: (227) [system] char_type('B', 'white')
   Call: (227) [system] char_type('B', end_of_line)
   Fail: (227) [system] char_type('B', end_of_line)
   Call: (227) [system] char_type('B', space)
   Fail: (227) [system] char_type('B', space)
   Call: (227) [system] char_type('B', cntrl)
   Fail: (227) [system] char_type('B', cntrl)
^  Fail: (226) [user] is_like_space('B')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _165794)
   Exit: (225) [system] get_char((0x55798e5fad60), 'B')
   Call: (225) [system] 'B'='('
   Fail: (225) [system] 'B'='('
   Call: (225) [system] 'B'='['
   Fail: (225) [system] 'B'='['
   Call: (225) [system] 'B'='{'
   Fail: (225) [system] 'B'='{'
   Call: (225) [system] 'B'='"'
   Fail: (225) [system] 'B'='"'
   Call: (225) [system] 'B'=!
   Fail: (225) [system] 'B'=!
   Call: (225) [system] 'B'='\''
   Fail: (225) [system] 'B'='\''
   Call: (225) [system] 'B'='`'
   Fail: (225) [system] 'B'='`'
   Call: (225) [system] 'B'=end_of_file
   Fail: (225) [system] 'B'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'B', _149782)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _183436)
   Call: (227) [system] peek_char((0x55798e5fad60), _184370)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
^  Call: (227) [user] is_delimiter(')')
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] arg(_189090, v('(', ')', end_of_file), ')')
   Exit: (228) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (227) [user] is_delimiter(')')
   Call: (227) [system] _183436=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (226) [user] classify_and_convert_charseq('B', [], _149782)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_195552, _195554), once(user:catch(read_from_chars(['B'], _149782), _195528, fail)), '$restore_trace'(_195552, _195554))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_195552, _195554))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _149782), _195528, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_149782)
   Fail: (227) [system] atomic(_149782)
   Call: (227) [system] atom_chars(_149782, ['B'])
   Exit: (227) [system] atom_chars('B', ['B'])
^  Exit: (226) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _204928)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _206786)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _220940)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55798e5fad60), _224730)
   Exit: (225) [system] get_char((0x55798e5fad60), ')')
   Call: (225) [system] _204928=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [])
   Call: (224) [system] _116834=['B']
   Exit: (224) [system] ['B']=['B']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (223) [system] _5776=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
   Exit: (223) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E'], 'B'])
   Call: (222) [system] _5768=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
   Exit: (222) [system] ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B'])
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B'])
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _238612)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _240470)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _254624)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55798e5fad60), _258414)
   Exit: (221) [system] get_char((0x55798e5fad60), ')')
   Call: (221) [system] _238612=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [])
   Call: (220) [system] _5764=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
   Exit: (220) [system] [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
   Call: (219) [system] _5722=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
   Exit: (219) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
   Call: (218) [system] _5714=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
   Exit: (218) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']])
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _272296)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _274154)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=(;)
   Fail: (218) [system] ')'=(;)
^  Call: (218) [user] is_like_space(')')
   Call: (219) [system] char_type(')', 'white')
   Fail: (219) [system] char_type(')', 'white')
   Call: (219) [system] char_type(')', end_of_line)
   Fail: (219) [system] char_type(')', end_of_line)
   Call: (219) [system] char_type(')', space)
   Fail: (219) [system] char_type(')', space)
   Call: (219) [system] char_type(')', cntrl)
   Fail: (219) [system] char_type(')', cntrl)
^  Fail: (218) [user] is_like_space(')')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _288308)
   Exit: (217) [system] peek_char((0x55798e5fad60), ')')
   Call: (217) [system] ')'=')'
   Exit: (217) [system] ')'=')'
   Call: (217) [system] get_char((0x55798e5fad60), _292098)
   Exit: (217) [system] get_char((0x55798e5fad60), ')')
   Call: (217) [system] _272296=[]
   Exit: (217) [system] []=[]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [])
   Call: (216) [system] _5710=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]]
   Exit: (216) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]])
   Call: (215) [system] _5668=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]]
   Exit: (215) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]])
   Call: (214) [system] _5660=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]]
   Exit: (214) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]]
^  Exit: (213) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]])
^  Exit: (212) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'B']]])
^  Call: (212) [user] read_list(')', (0x55798e5fad60), _305980)
^  Call: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _307838)
   Exit: (214) [system] peek_char((0x55798e5fad60), '\n')
   Call: (214) [system] '\n'=(;)
   Fail: (214) [system] '\n'=(;)
^  Call: (214) [user] is_like_space('\n')
   Call: (215) [system] char_type('\n', 'white')
   Fail: (215) [system] char_type('\n', 'white')
   Call: (215) [system] char_type('\n', end_of_line)
   Exit: (215) [system] char_type('\n', end_of_line)
^  Exit: (214) [user] is_like_space('\n')
   Call: (214) [system] get_char((0x55798e5fad60), _317432)
   Exit: (214) [system] get_char((0x55798e5fad60), '\n')
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _320136)
   Exit: (215) [system] peek_char((0x55798e5fad60), ' ')
   Call: (215) [system] ' '=(;)
   Fail: (215) [system] ' '=(;)
^  Call: (215) [user] is_like_space(' ')
   Call: (216) [system] char_type(' ', 'white')
   Exit: (216) [system] char_type(' ', 'white')
^  Exit: (215) [user] is_like_space(' ')
   Call: (215) [system] get_char((0x55798e5fad60), _327874)
   Exit: (215) [system] get_char((0x55798e5fad60), ' ')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _330578)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
^  Exit: (213) [user] skip_spaces((0x55798e5fad60))
   Call: (213) [system] peek_char((0x55798e5fad60), _346580)
   Exit: (213) [system] peek_char((0x55798e5fad60), '(')
   Call: (213) [system] '('=')'
   Fail: (213) [system] '('=')'
   Call: (213) [system] '('=end_of_file
   Fail: (213) [system] '('=end_of_file
^  Call: (213) [user] cont_sexpr(')', (0x55798e5fad60), _352150)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _354008)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=(;)
   Fail: (215) [system] '('=(;)
^  Call: (215) [user] is_like_space('(')
   Call: (216) [system] char_type('(', 'white')
   Fail: (216) [system] char_type('(', 'white')
   Call: (216) [system] char_type('(', end_of_line)
   Fail: (216) [system] char_type('(', end_of_line)
   Call: (216) [system] char_type('(', space)
   Fail: (216) [system] char_type('(', space)
   Call: (216) [system] char_type('(', cntrl)
   Fail: (216) [system] char_type('(', cntrl)
^  Fail: (215) [user] is_like_space('(')
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] get_char((0x55798e5fad60), _368162)
   Exit: (214) [system] get_char((0x55798e5fad60), '(')
   Call: (214) [system] '('='('
   Exit: (214) [system] '('='('
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _352150)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _373732)
   Exit: (216) [system] peek_char((0x55798e5fad60), :)
   Call: (216) [system] (:)=(;)
   Fail: (216) [system] (:)=(;)
^  Call: (216) [user] is_like_space(:)
   Call: (217) [system] char_type(:, 'white')
   Fail: (217) [system] char_type(:, 'white')
   Call: (217) [system] char_type(:, end_of_line)
   Fail: (217) [system] char_type(:, end_of_line)
   Call: (217) [system] char_type(:, space)
   Fail: (217) [system] char_type(:, space)
   Call: (217) [system] char_type(:, cntrl)
   Fail: (217) [system] char_type(:, cntrl)
^  Fail: (216) [user] is_like_space(:)
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _387886)
   Exit: (215) [system] peek_char((0x55798e5fad60), :)
   Call: (215) [system] (:)=')'
   Fail: (215) [system] (:)=')'
   Call: (215) [system] (:)=end_of_file
   Fail: (215) [system] (:)=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _393456)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _395314)
   Exit: (217) [system] peek_char((0x55798e5fad60), :)
   Call: (217) [system] (:)=(;)
   Fail: (217) [system] (:)=(;)
^  Call: (217) [user] is_like_space(:)
   Call: (218) [system] char_type(:, 'white')
   Fail: (218) [system] char_type(:, 'white')
   Call: (218) [system] char_type(:, end_of_line)
   Fail: (218) [system] char_type(:, end_of_line)
   Call: (218) [system] char_type(:, space)
   Fail: (218) [system] char_type(:, space)
   Call: (218) [system] char_type(:, cntrl)
   Fail: (218) [system] char_type(:, cntrl)
^  Fail: (217) [user] is_like_space(:)
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _409468)
   Exit: (216) [system] get_char((0x55798e5fad60), :)
   Call: (216) [system] (:)='('
   Fail: (216) [system] (:)='('
   Call: (216) [system] (:)='['
   Fail: (216) [system] (:)='['
   Call: (216) [system] (:)='{'
   Fail: (216) [system] (:)='{'
   Call: (216) [system] (:)='"'
   Fail: (216) [system] (:)='"'
   Call: (216) [system] (:)=!
   Fail: (216) [system] (:)=!
   Call: (216) [system] (:)='\''
   Fail: (216) [system] (:)='\''
   Call: (216) [system] (:)='`'
   Fail: (216) [system] (:)='`'
   Call: (216) [system] (:)=end_of_file
   Fail: (216) [system] (:)=end_of_file
^  Call: (216) [user] read_symbolic(')', (0x55798e5fad60), :, _393456)
^  Call: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), _427110)
   Call: (218) [system] peek_char((0x55798e5fad60), _428044)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (218) [user] is_delimiter(' ')
   Call: (219) [system] char_type(' ', space)
   Exit: (219) [system] char_type(' ', space)
^  Exit: (218) [user] is_delimiter(' ')
   Call: (218) [system] _427110=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (217) [user] classify_and_convert_charseq(:, [], _393456)
^  Call: (219) [system] setup_call_cleanup('$notrace'(_437354, _437356), once(user:catch(read_from_chars([:], _393456), _437330, fail)), '$restore_trace'(_437354, _437356))
^  Call: (220) [system] sig_atomic(system:'$notrace'(_437354, _437356))
^  Exit: (219) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _437330, fail)), system:'$restore_trace'(3, -1))
   Call: (218) [system] atomic(:)
   Exit: (218) [system] atomic(:)
^  Exit: (217) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (216) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _444854)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _446712)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _454450)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _457154)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _472232)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _477802)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _479660)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _493814)
   Exit: (217) [system] get_char((0x55798e5fad60), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _477802)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _499384)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'D')
   Call: (219) [system] 'D'=(;)
   Fail: (219) [system] 'D'=(;)
^  Call: (219) [user] is_like_space('D')
   Call: (220) [system] char_type('D', 'white')
   Fail: (220) [system] char_type('D', 'white')
   Call: (220) [system] char_type('D', end_of_line)
   Fail: (220) [system] char_type('D', end_of_line)
   Call: (220) [system] char_type('D', space)
   Fail: (220) [system] char_type('D', space)
   Call: (220) [system] char_type('D', cntrl)
   Fail: (220) [system] char_type('D', cntrl)
^  Fail: (219) [user] is_like_space('D')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _513538)
   Exit: (218) [system] peek_char((0x55798e5fad60), 'D')
   Call: (218) [system] 'D'=')'
   Fail: (218) [system] 'D'=')'
   Call: (218) [system] 'D'=end_of_file
   Fail: (218) [system] 'D'=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _519108)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _520966)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'D')
   Call: (220) [system] 'D'=(;)
   Fail: (220) [system] 'D'=(;)
^  Call: (220) [user] is_like_space('D')
   Call: (221) [system] char_type('D', 'white')
   Fail: (221) [system] char_type('D', 'white')
   Call: (221) [system] char_type('D', end_of_line)
   Fail: (221) [system] char_type('D', end_of_line)
   Call: (221) [system] char_type('D', space)
   Fail: (221) [system] char_type('D', space)
   Call: (221) [system] char_type('D', cntrl)
   Fail: (221) [system] char_type('D', cntrl)
^  Fail: (220) [user] is_like_space('D')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _535120)
   Exit: (219) [system] get_char((0x55798e5fad60), 'D')
   Call: (219) [system] 'D'='('
   Fail: (219) [system] 'D'='('
   Call: (219) [system] 'D'='['
   Fail: (219) [system] 'D'='['
   Call: (219) [system] 'D'='{'
   Fail: (219) [system] 'D'='{'
   Call: (219) [system] 'D'='"'
   Fail: (219) [system] 'D'='"'
   Call: (219) [system] 'D'=!
   Fail: (219) [system] 'D'=!
   Call: (219) [system] 'D'='\''
   Fail: (219) [system] 'D'='\''
   Call: (219) [system] 'D'='`'
   Fail: (219) [system] 'D'='`'
   Call: (219) [system] 'D'=end_of_file
   Fail: (219) [system] 'D'=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), 'D', _519108)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _552762)
   Call: (221) [system] peek_char((0x55798e5fad60), _553696)
   Exit: (221) [system] peek_char((0x55798e5fad60), i)
^  Call: (221) [user] is_delimiter(i)
   Call: (222) [system] char_type(i, space)
   Fail: (222) [system] char_type(i, space)
   Call: (222) [system] arg(_558416, v('(', ')', end_of_file), i)
   Fail: (222) [system] arg(_559348, v('(', ')', end_of_file), i)
^  Fail: (221) [user] is_delimiter(i)
   Call: (221) [system] ')'==i
   Fail: (221) [system] ')'==i
   Call: (221) [system] get_char((0x55798e5fad60), i)
   Exit: (221) [system] get_char((0x55798e5fad60), i)
   Call: (221) [system] i=(\)
   Fail: (221) [system] i=(\)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _566698)
   Call: (222) [system] peek_char((0x55798e5fad60), _567632)
   Exit: (222) [system] peek_char((0x55798e5fad60), s)
^  Call: (222) [user] is_delimiter(s)
   Call: (223) [system] char_type(s, space)
   Fail: (223) [system] char_type(s, space)
   Call: (223) [system] arg(_572352, v('(', ')', end_of_file), s)
   Fail: (223) [system] arg(_573284, v('(', ')', end_of_file), s)
^  Fail: (222) [user] is_delimiter(s)
   Call: (222) [system] ')'==s
   Fail: (222) [system] ')'==s
   Call: (222) [system] get_char((0x55798e5fad60), s)
   Exit: (222) [system] get_char((0x55798e5fad60), s)
   Call: (222) [system] s=(\)
   Fail: (222) [system] s=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _580634)
   Call: (223) [system] peek_char((0x55798e5fad60), _581568)
   Exit: (223) [system] peek_char((0x55798e5fad60), j)
^  Call: (223) [user] is_delimiter(j)
   Call: (224) [system] char_type(j, space)
   Fail: (224) [system] char_type(j, space)
   Call: (224) [system] arg(_586288, v('(', ')', end_of_file), j)
   Fail: (224) [system] arg(_587220, v('(', ')', end_of_file), j)
^  Fail: (223) [user] is_delimiter(j)
   Call: (223) [system] ')'==j
   Fail: (223) [system] ')'==j
   Call: (223) [system] get_char((0x55798e5fad60), j)
   Exit: (223) [system] get_char((0x55798e5fad60), j)
   Call: (223) [system] j=(\)
   Fail: (223) [system] j=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _594570)
   Call: (224) [system] peek_char((0x55798e5fad60), _595504)
   Exit: (224) [system] peek_char((0x55798e5fad60), u)
^  Call: (224) [user] is_delimiter(u)
   Call: (225) [system] char_type(u, space)
   Fail: (225) [system] char_type(u, space)
   Call: (225) [system] arg(_600224, v('(', ')', end_of_file), u)
   Fail: (225) [system] arg(_601156, v('(', ')', end_of_file), u)
^  Fail: (224) [user] is_delimiter(u)
   Call: (224) [system] ')'==u
   Fail: (224) [system] ')'==u
   Call: (224) [system] get_char((0x55798e5fad60), u)
   Exit: (224) [system] get_char((0x55798e5fad60), u)
   Call: (224) [system] u=(\)
   Fail: (224) [system] u=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _608506)
   Call: (225) [system] peek_char((0x55798e5fad60), _609440)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_614160, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_615092, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _622442)
   Call: (226) [system] peek_char((0x55798e5fad60), _623376)
   Exit: (226) [system] peek_char((0x55798e5fad60), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_628096, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_629028, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55798e5fad60), c)
   Exit: (226) [system] get_char((0x55798e5fad60), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _636378)
   Call: (227) [system] peek_char((0x55798e5fad60), _637312)
   Exit: (227) [system] peek_char((0x55798e5fad60), t)
^  Call: (227) [user] is_delimiter(t)
   Call: (228) [system] char_type(t, space)
   Fail: (228) [system] char_type(t, space)
   Call: (228) [system] arg(_642032, v('(', ')', end_of_file), t)
   Fail: (228) [system] arg(_642964, v('(', ')', end_of_file), t)
^  Fail: (227) [user] is_delimiter(t)
   Call: (227) [system] ')'==t
   Fail: (227) [system] ')'==t
   Call: (227) [system] get_char((0x55798e5fad60), t)
   Exit: (227) [system] get_char((0x55798e5fad60), t)
   Call: (227) [system] t=(\)
   Fail: (227) [system] t=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _650314)
   Call: (228) [system] peek_char((0x55798e5fad60), _651248)
   Exit: (228) [system] peek_char((0x55798e5fad60), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_655968, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_656900, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55798e5fad60), i)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _664250)
   Call: (229) [system] peek_char((0x55798e5fad60), _665184)
   Exit: (229) [system] peek_char((0x55798e5fad60), o)
^  Call: (229) [user] is_delimiter(o)
   Call: (230) [system] char_type(o, space)
   Fail: (230) [system] char_type(o, space)
   Call: (230) [system] arg(_669904, v('(', ')', end_of_file), o)
   Fail: (230) [system] arg(_670836, v('(', ')', end_of_file), o)
^  Fail: (229) [user] is_delimiter(o)
   Call: (229) [system] ')'==o
   Fail: (229) [system] ')'==o
   Call: (229) [system] get_char((0x55798e5fad60), o)
   Exit: (229) [system] get_char((0x55798e5fad60), o)
   Call: (229) [system] o=(\)
   Fail: (229) [system] o=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _678186)
   Call: (230) [system] peek_char((0x55798e5fad60), _679120)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_683840, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_684772, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _692122)
   Call: (231) [system] peek_char((0x55798e5fad60), _693056)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (231) [user] is_delimiter('I')
   Call: (232) [system] char_type('I', space)
   Fail: (232) [system] char_type('I', space)
   Call: (232) [system] arg(_697776, v('(', ')', end_of_file), 'I')
   Fail: (232) [system] arg(_698708, v('(', ')', end_of_file), 'I')
^  Fail: (231) [user] is_delimiter('I')
   Call: (231) [system] ')'=='I'
   Fail: (231) [system] ')'=='I'
   Call: (231) [system] get_char((0x55798e5fad60), 'I')
   Exit: (231) [system] get_char((0x55798e5fad60), 'I')
   Call: (231) [system] 'I'=(\)
   Fail: (231) [system] 'I'=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _706058)
   Call: (232) [system] peek_char((0x55798e5fad60), _706992)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_711712, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_712644, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _719994)
   Call: (233) [system] peek_char((0x55798e5fad60), _720928)
   Exit: (233) [system] peek_char((0x55798e5fad60), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_725648, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_726580, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55798e5fad60), t)
   Exit: (233) [system] get_char((0x55798e5fad60), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _733930)
   Call: (234) [system] peek_char((0x55798e5fad60), _734864)
   Exit: (234) [system] peek_char((0x55798e5fad60), r)
^  Call: (234) [user] is_delimiter(r)
   Call: (235) [system] char_type(r, space)
   Fail: (235) [system] char_type(r, space)
   Call: (235) [system] arg(_739584, v('(', ')', end_of_file), r)
   Fail: (235) [system] arg(_740516, v('(', ')', end_of_file), r)
^  Fail: (234) [user] is_delimiter(r)
   Call: (234) [system] ')'==r
   Fail: (234) [system] ')'==r
   Call: (234) [system] get_char((0x55798e5fad60), r)
   Exit: (234) [system] get_char((0x55798e5fad60), r)
   Call: (234) [system] r=(\)
   Fail: (234) [system] r=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _747866)
   Call: (235) [system] peek_char((0x55798e5fad60), _748800)
   Exit: (235) [system] peek_char((0x55798e5fad60), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_753520, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_754452, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55798e5fad60), o)
   Exit: (235) [system] get_char((0x55798e5fad60), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _761802)
   Call: (236) [system] peek_char((0x55798e5fad60), _762736)
   Exit: (236) [system] peek_char((0x55798e5fad60), d)
^  Call: (236) [user] is_delimiter(d)
   Call: (237) [system] char_type(d, space)
   Fail: (237) [system] char_type(d, space)
   Call: (237) [system] arg(_767456, v('(', ')', end_of_file), d)
   Fail: (237) [system] arg(_768388, v('(', ')', end_of_file), d)
^  Fail: (236) [user] is_delimiter(d)
   Call: (236) [system] ')'==d
   Fail: (236) [system] ')'==d
   Call: (236) [system] get_char((0x55798e5fad60), d)
   Exit: (236) [system] get_char((0x55798e5fad60), d)
   Call: (236) [system] d=(\)
   Fail: (236) [system] d=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _775738)
   Call: (237) [system] peek_char((0x55798e5fad60), _776672)
   Exit: (237) [system] peek_char((0x55798e5fad60), u)
^  Call: (237) [user] is_delimiter(u)
   Call: (238) [system] char_type(u, space)
   Fail: (238) [system] char_type(u, space)
   Call: (238) [system] arg(_781392, v('(', ')', end_of_file), u)
   Fail: (238) [system] arg(_782324, v('(', ')', end_of_file), u)
^  Fail: (237) [user] is_delimiter(u)
   Call: (237) [system] ')'==u
   Fail: (237) [system] ')'==u
   Call: (237) [system] get_char((0x55798e5fad60), u)
   Exit: (237) [system] get_char((0x55798e5fad60), u)
   Call: (237) [system] u=(\)
   Fail: (237) [system] u=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _789674)
   Call: (238) [system] peek_char((0x55798e5fad60), _790608)
   Exit: (238) [system] peek_char((0x55798e5fad60), c)
^  Call: (238) [user] is_delimiter(c)
   Call: (239) [system] char_type(c, space)
   Fail: (239) [system] char_type(c, space)
   Call: (239) [system] arg(_795328, v('(', ')', end_of_file), c)
   Fail: (239) [system] arg(_796260, v('(', ')', end_of_file), c)
^  Fail: (238) [user] is_delimiter(c)
   Call: (238) [system] ')'==c
   Fail: (238) [system] ')'==c
   Call: (238) [system] get_char((0x55798e5fad60), c)
   Exit: (238) [system] get_char((0x55798e5fad60), c)
   Call: (238) [system] c=(\)
   Fail: (238) [system] c=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _803610)
   Call: (239) [system] peek_char((0x55798e5fad60), _804544)
   Exit: (239) [system] peek_char((0x55798e5fad60), t)
^  Call: (239) [user] is_delimiter(t)
   Call: (240) [system] char_type(t, space)
   Fail: (240) [system] char_type(t, space)
   Call: (240) [system] arg(_809264, v('(', ')', end_of_file), t)
   Fail: (240) [system] arg(_810196, v('(', ')', end_of_file), t)
^  Fail: (239) [user] is_delimiter(t)
   Call: (239) [system] ')'==t
   Fail: (239) [system] ')'==t
   Call: (239) [system] get_char((0x55798e5fad60), t)
   Exit: (239) [system] get_char((0x55798e5fad60), t)
   Call: (239) [system] t=(\)
   Fail: (239) [system] t=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _817546)
   Call: (240) [system] peek_char((0x55798e5fad60), _818480)
   Exit: (240) [system] peek_char((0x55798e5fad60), i)
^  Call: (240) [user] is_delimiter(i)
   Call: (241) [system] char_type(i, space)
   Fail: (241) [system] char_type(i, space)
   Call: (241) [system] arg(_823200, v('(', ')', end_of_file), i)
   Fail: (241) [system] arg(_824132, v('(', ')', end_of_file), i)
^  Fail: (240) [user] is_delimiter(i)
   Call: (240) [system] ')'==i
   Fail: (240) [system] ')'==i
   Call: (240) [system] get_char((0x55798e5fad60), i)
   Exit: (240) [system] get_char((0x55798e5fad60), i)
   Call: (240) [system] i=(\)
   Fail: (240) [system] i=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _831482)
   Call: (241) [system] peek_char((0x55798e5fad60), _832416)
   Exit: (241) [system] peek_char((0x55798e5fad60), o)
^  Call: (241) [user] is_delimiter(o)
   Call: (242) [system] char_type(o, space)
   Fail: (242) [system] char_type(o, space)
   Call: (242) [system] arg(_837136, v('(', ')', end_of_file), o)
   Fail: (242) [system] arg(_838068, v('(', ')', end_of_file), o)
^  Fail: (241) [user] is_delimiter(o)
   Call: (241) [system] ')'==o
   Fail: (241) [system] ')'==o
   Call: (241) [system] get_char((0x55798e5fad60), o)
   Exit: (241) [system] get_char((0x55798e5fad60), o)
   Call: (241) [system] o=(\)
   Fail: (241) [system] o=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _845418)
   Call: (242) [system] peek_char((0x55798e5fad60), _846352)
   Exit: (242) [system] peek_char((0x55798e5fad60), n)
^  Call: (242) [user] is_delimiter(n)
   Call: (243) [system] char_type(n, space)
   Fail: (243) [system] char_type(n, space)
   Call: (243) [system] arg(_851072, v('(', ')', end_of_file), n)
   Fail: (243) [system] arg(_852004, v('(', ')', end_of_file), n)
^  Fail: (242) [user] is_delimiter(n)
   Call: (242) [system] ')'==n
   Fail: (242) [system] ')'==n
   Call: (242) [system] get_char((0x55798e5fad60), n)
   Exit: (242) [system] get_char((0x55798e5fad60), n)
   Call: (242) [system] n=(\)
   Fail: (242) [system] n=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _859354)
   Call: (243) [system] peek_char((0x55798e5fad60), _860288)
   Exit: (243) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (243) [user] is_delimiter(' ')
   Call: (244) [system] char_type(' ', space)
   Exit: (244) [system] char_type(' ', space)
^  Exit: (243) [user] is_delimiter(' ')
   Call: (243) [system] _859354=[]
   Exit: (243) [system] []=[]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (242) [system] _845418=[n]
   Exit: (242) [system] [n]=[n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (241) [system] _831482=[o, n]
   Exit: (241) [system] [o, n]=[o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (240) [system] _817546=[i, o, n]
   Exit: (240) [system] [i, o, n]=[i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (239) [system] _803610=[t, i, o, n]
   Exit: (239) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (238) [system] _789674=[c, t, i, o, n]
   Exit: (238) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (237) [system] _775738=[u, c, t, i, o, n]
   Exit: (237) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (236) [system] _761802=[d, u, c, t, i, o, n]
   Exit: (236) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (235) [system] _747866=[o, d, u, c, t, i, o, n]
   Exit: (235) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (234) [system] _733930=[r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _719994=[t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _706058=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _692122=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _678186=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _664250=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _650314=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _636378=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _622442=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _608506=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _594570=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _580634=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _566698=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (221) [system] _552762=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (221) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (220) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _519108)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_931066, _931068), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _519108), _931042, fail)), '$restore_trace'(_931066, _931068))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_931066, _931068))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _519108), _931042, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(_519108)
   Fail: (221) [system] atomic(_519108)
   Call: (221) [system] atom_chars(_519108, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (221) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (220) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _940442)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _942300)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _950038)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _952742)
   Exit: (221) [system] peek_char((0x55798e5fad60), a)
   Call: (221) [system] a=(;)
   Fail: (221) [system] a=(;)
^  Call: (221) [user] is_like_space(a)
   Call: (222) [system] char_type(a, 'white')
   Fail: (222) [system] char_type(a, 'white')
   Call: (222) [system] char_type(a, end_of_line)
   Fail: (222) [system] char_type(a, end_of_line)
   Call: (222) [system] char_type(a, space)
   Fail: (222) [system] char_type(a, space)
   Call: (222) [system] char_type(a, cntrl)
   Fail: (222) [system] char_type(a, cntrl)
^  Fail: (221) [user] is_like_space(a)
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _967820)
   Exit: (219) [system] peek_char((0x55798e5fad60), a)
   Call: (219) [system] a=')'
   Fail: (219) [system] a=')'
   Call: (219) [system] a=end_of_file
   Fail: (219) [system] a=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _973390)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _975248)
   Exit: (221) [system] peek_char((0x55798e5fad60), a)
   Call: (221) [system] a=(;)
   Fail: (221) [system] a=(;)
^  Call: (221) [user] is_like_space(a)
   Call: (222) [system] char_type(a, 'white')
   Fail: (222) [system] char_type(a, 'white')
   Call: (222) [system] char_type(a, end_of_line)
   Fail: (222) [system] char_type(a, end_of_line)
   Call: (222) [system] char_type(a, space)
   Fail: (222) [system] char_type(a, space)
   Call: (222) [system] char_type(a, cntrl)
   Fail: (222) [system] char_type(a, cntrl)
^  Fail: (221) [user] is_like_space(a)
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _989402)
   Exit: (220) [system] get_char((0x55798e5fad60), a)
   Call: (220) [system] a='('
   Fail: (220) [system] a='('
   Call: (220) [system] a='['
   Fail: (220) [system] a='['
   Call: (220) [system] a='{'
   Fail: (220) [system] a='{'
   Call: (220) [system] a='"'
   Fail: (220) [system] a='"'
   Call: (220) [system] a=!
   Fail: (220) [system] a=!
   Call: (220) [system] a='\''
   Fail: (220) [system] a='\''
   Call: (220) [system] a='`'
   Fail: (220) [system] a='`'
   Call: (220) [system] a=end_of_file
   Fail: (220) [system] a=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), a, _973390)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1007044)
   Call: (222) [system] peek_char((0x55798e5fad60), _1007978)
   Exit: (222) [system] peek_char((0x55798e5fad60), b)
^  Call: (222) [user] is_delimiter(b)
   Call: (223) [system] char_type(b, space)
   Fail: (223) [system] char_type(b, space)
   Call: (223) [system] arg(_1012698, v('(', ')', end_of_file), b)
   Fail: (223) [system] arg(_1013630, v('(', ')', end_of_file), b)
^  Fail: (222) [user] is_delimiter(b)
   Call: (222) [system] ')'==b
   Fail: (222) [system] ')'==b
   Call: (222) [system] get_char((0x55798e5fad60), b)
   Exit: (222) [system] get_char((0x55798e5fad60), b)
   Call: (222) [system] b=(\)
   Fail: (222) [system] b=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1020980)
   Call: (223) [system] peek_char((0x55798e5fad60), _1021914)
   Exit: (223) [system] peek_char((0x55798e5fad60), c)
^  Call: (223) [user] is_delimiter(c)
   Call: (224) [system] char_type(c, space)
   Fail: (224) [system] char_type(c, space)
   Call: (224) [system] arg(_1026634, v('(', ')', end_of_file), c)
   Fail: (224) [system] arg(_1027566, v('(', ')', end_of_file), c)
^  Fail: (223) [user] is_delimiter(c)
   Call: (223) [system] ')'==c
   Fail: (223) [system] ')'==c
   Call: (223) [system] get_char((0x55798e5fad60), c)
   Exit: (223) [system] get_char((0x55798e5fad60), c)
   Call: (223) [system] c=(\)
   Fail: (223) [system] c=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1034916)
   Call: (224) [system] peek_char((0x55798e5fad60), _1035850)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _1034916=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (223) [system] _1020980=[c]
   Exit: (223) [system] [c]=[c]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (222) [system] _1007044=[b, c]
   Exit: (222) [system] [b, c]=[b, c]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (221) [user] classify_and_convert_charseq(a, [b, c], _973390)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_1050748, _1050750), once(user:catch(read_from_chars([a, b, c], _973390), _1050724, fail)), '$restore_trace'(_1050748, _1050750))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_1050748, _1050750))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1050724, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(abc)
   Exit: (222) [system] atomic(abc)
^  Exit: (221) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1058248)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1060106)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _1067844)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1070548)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1085626)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1091196)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1093054)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1107208)
   Exit: (221) [system] get_char((0x55798e5fad60), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1091196)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1112778)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'D')
   Call: (223) [system] 'D'=(;)
   Fail: (223) [system] 'D'=(;)
^  Call: (223) [user] is_like_space('D')
   Call: (224) [system] char_type('D', 'white')
   Fail: (224) [system] char_type('D', 'white')
   Call: (224) [system] char_type('D', end_of_line)
   Fail: (224) [system] char_type('D', end_of_line)
   Call: (224) [system] char_type('D', space)
   Fail: (224) [system] char_type('D', space)
   Call: (224) [system] char_type('D', cntrl)
   Fail: (224) [system] char_type('D', cntrl)
^  Fail: (223) [user] is_like_space('D')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1126932)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'D')
   Call: (222) [system] 'D'=')'
   Fail: (222) [system] 'D'=')'
   Call: (222) [system] 'D'=end_of_file
   Fail: (222) [system] 'D'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1132502)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1134360)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'D')
   Call: (224) [system] 'D'=(;)
   Fail: (224) [system] 'D'=(;)
^  Call: (224) [user] is_like_space('D')
   Call: (225) [system] char_type('D', 'white')
   Fail: (225) [system] char_type('D', 'white')
   Call: (225) [system] char_type('D', end_of_line)
   Fail: (225) [system] char_type('D', end_of_line)
   Call: (225) [system] char_type('D', space)
   Fail: (225) [system] char_type('D', space)
   Call: (225) [system] char_type('D', cntrl)
   Fail: (225) [system] char_type('D', cntrl)
^  Fail: (224) [user] is_like_space('D')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1148514)
   Exit: (223) [system] get_char((0x55798e5fad60), 'D')
   Call: (223) [system] 'D'='('
   Fail: (223) [system] 'D'='('
   Call: (223) [system] 'D'='['
   Fail: (223) [system] 'D'='['
   Call: (223) [system] 'D'='{'
   Fail: (223) [system] 'D'='{'
   Call: (223) [system] 'D'='"'
   Fail: (223) [system] 'D'='"'
   Call: (223) [system] 'D'=!
   Fail: (223) [system] 'D'=!
   Call: (223) [system] 'D'='\''
   Fail: (223) [system] 'D'='\''
   Call: (223) [system] 'D'='`'
   Fail: (223) [system] 'D'='`'
   Call: (223) [system] 'D'=end_of_file
   Fail: (223) [system] 'D'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1132502)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1166156)
   Call: (225) [system] peek_char((0x55798e5fad60), _1167090)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_1171810, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_1172742, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1180092)
   Call: (226) [system] peek_char((0x55798e5fad60), _1181026)
   Exit: (226) [system] peek_char((0x55798e5fad60), s)
^  Call: (226) [user] is_delimiter(s)
   Call: (227) [system] char_type(s, space)
   Fail: (227) [system] char_type(s, space)
   Call: (227) [system] arg(_1185746, v('(', ')', end_of_file), s)
   Fail: (227) [system] arg(_1186678, v('(', ')', end_of_file), s)
^  Fail: (226) [user] is_delimiter(s)
   Call: (226) [system] ')'==s
   Fail: (226) [system] ')'==s
   Call: (226) [system] get_char((0x55798e5fad60), s)
   Exit: (226) [system] get_char((0x55798e5fad60), s)
   Call: (226) [system] s=(\)
   Fail: (226) [system] s=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1194028)
   Call: (227) [system] peek_char((0x55798e5fad60), _1194962)
   Exit: (227) [system] peek_char((0x55798e5fad60), j)
^  Call: (227) [user] is_delimiter(j)
   Call: (228) [system] char_type(j, space)
   Fail: (228) [system] char_type(j, space)
   Call: (228) [system] arg(_1199682, v('(', ')', end_of_file), j)
   Fail: (228) [system] arg(_1200614, v('(', ')', end_of_file), j)
^  Fail: (227) [user] is_delimiter(j)
   Call: (227) [system] ')'==j
   Fail: (227) [system] ')'==j
   Call: (227) [system] get_char((0x55798e5fad60), j)
   Exit: (227) [system] get_char((0x55798e5fad60), j)
   Call: (227) [system] j=(\)
   Fail: (227) [system] j=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1207964)
   Call: (228) [system] peek_char((0x55798e5fad60), _1208898)
   Exit: (228) [system] peek_char((0x55798e5fad60), u)
^  Call: (228) [user] is_delimiter(u)
   Call: (229) [system] char_type(u, space)
   Fail: (229) [system] char_type(u, space)
   Call: (229) [system] arg(_1213618, v('(', ')', end_of_file), u)
   Fail: (229) [system] arg(_1214550, v('(', ')', end_of_file), u)
^  Fail: (228) [user] is_delimiter(u)
   Call: (228) [system] ')'==u
   Fail: (228) [system] ')'==u
   Call: (228) [system] get_char((0x55798e5fad60), u)
   Exit: (228) [system] get_char((0x55798e5fad60), u)
   Call: (228) [system] u=(\)
   Fail: (228) [system] u=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1221900)
   Call: (229) [system] peek_char((0x55798e5fad60), _1222834)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_1227554, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_1228486, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1235836)
   Call: (230) [system] peek_char((0x55798e5fad60), _1236770)
   Exit: (230) [system] peek_char((0x55798e5fad60), c)
^  Call: (230) [user] is_delimiter(c)
   Call: (231) [system] char_type(c, space)
   Fail: (231) [system] char_type(c, space)
   Call: (231) [system] arg(_1241490, v('(', ')', end_of_file), c)
   Fail: (231) [system] arg(_1242422, v('(', ')', end_of_file), c)
^  Fail: (230) [user] is_delimiter(c)
   Call: (230) [system] ')'==c
   Fail: (230) [system] ')'==c
   Call: (230) [system] get_char((0x55798e5fad60), c)
   Exit: (230) [system] get_char((0x55798e5fad60), c)
   Call: (230) [system] c=(\)
   Fail: (230) [system] c=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1249772)
   Call: (231) [system] peek_char((0x55798e5fad60), _1250706)
   Exit: (231) [system] peek_char((0x55798e5fad60), t)
^  Call: (231) [user] is_delimiter(t)
   Call: (232) [system] char_type(t, space)
   Fail: (232) [system] char_type(t, space)
   Call: (232) [system] arg(_1255426, v('(', ')', end_of_file), t)
   Fail: (232) [system] arg(_1256358, v('(', ')', end_of_file), t)
^  Fail: (231) [user] is_delimiter(t)
   Call: (231) [system] ')'==t
   Fail: (231) [system] ')'==t
   Call: (231) [system] get_char((0x55798e5fad60), t)
   Exit: (231) [system] get_char((0x55798e5fad60), t)
   Call: (231) [system] t=(\)
   Fail: (231) [system] t=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1263708)
   Call: (232) [system] peek_char((0x55798e5fad60), _1264642)
   Exit: (232) [system] peek_char((0x55798e5fad60), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_1269362, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_1270294, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55798e5fad60), i)
   Exit: (232) [system] get_char((0x55798e5fad60), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1277644)
   Call: (233) [system] peek_char((0x55798e5fad60), _1278578)
   Exit: (233) [system] peek_char((0x55798e5fad60), o)
^  Call: (233) [user] is_delimiter(o)
   Call: (234) [system] char_type(o, space)
   Fail: (234) [system] char_type(o, space)
   Call: (234) [system] arg(_1283298, v('(', ')', end_of_file), o)
   Fail: (234) [system] arg(_1284230, v('(', ')', end_of_file), o)
^  Fail: (233) [user] is_delimiter(o)
   Call: (233) [system] ')'==o
   Fail: (233) [system] ')'==o
   Call: (233) [system] get_char((0x55798e5fad60), o)
   Exit: (233) [system] get_char((0x55798e5fad60), o)
   Call: (233) [system] o=(\)
   Fail: (233) [system] o=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1291580)
   Call: (234) [system] peek_char((0x55798e5fad60), _1292514)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_1297234, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_1298166, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1305516)
   Call: (235) [system] peek_char((0x55798e5fad60), _1306450)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (235) [user] is_delimiter('I')
   Call: (236) [system] char_type('I', space)
   Fail: (236) [system] char_type('I', space)
   Call: (236) [system] arg(_1311170, v('(', ')', end_of_file), 'I')
   Fail: (236) [system] arg(_1312102, v('(', ')', end_of_file), 'I')
^  Fail: (235) [user] is_delimiter('I')
   Call: (235) [system] ')'=='I'
   Fail: (235) [system] ')'=='I'
   Call: (235) [system] get_char((0x55798e5fad60), 'I')
   Exit: (235) [system] get_char((0x55798e5fad60), 'I')
   Call: (235) [system] 'I'=(\)
   Fail: (235) [system] 'I'=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1319452)
   Call: (236) [system] peek_char((0x55798e5fad60), _1320386)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1325106, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1326038, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1333388)
   Call: (237) [system] peek_char((0x55798e5fad60), _1334322)
   Exit: (237) [system] peek_char((0x55798e5fad60), t)
^  Call: (237) [user] is_delimiter(t)
   Call: (238) [system] char_type(t, space)
   Fail: (238) [system] char_type(t, space)
   Call: (238) [system] arg(_1339042, v('(', ')', end_of_file), t)
   Fail: (238) [system] arg(_1339974, v('(', ')', end_of_file), t)
^  Fail: (237) [user] is_delimiter(t)
   Call: (237) [system] ')'==t
   Fail: (237) [system] ')'==t
   Call: (237) [system] get_char((0x55798e5fad60), t)
   Exit: (237) [system] get_char((0x55798e5fad60), t)
   Call: (237) [system] t=(\)
   Fail: (237) [system] t=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1347324)
   Call: (238) [system] peek_char((0x55798e5fad60), _1348258)
   Exit: (238) [system] peek_char((0x55798e5fad60), r)
^  Call: (238) [user] is_delimiter(r)
   Call: (239) [system] char_type(r, space)
   Fail: (239) [system] char_type(r, space)
   Call: (239) [system] arg(_1352978, v('(', ')', end_of_file), r)
   Fail: (239) [system] arg(_1353910, v('(', ')', end_of_file), r)
^  Fail: (238) [user] is_delimiter(r)
   Call: (238) [system] ')'==r
   Fail: (238) [system] ')'==r
   Call: (238) [system] get_char((0x55798e5fad60), r)
   Exit: (238) [system] get_char((0x55798e5fad60), r)
   Call: (238) [system] r=(\)
   Fail: (238) [system] r=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1361260)
   Call: (239) [system] peek_char((0x55798e5fad60), _1362194)
   Exit: (239) [system] peek_char((0x55798e5fad60), o)
^  Call: (239) [user] is_delimiter(o)
   Call: (240) [system] char_type(o, space)
   Fail: (240) [system] char_type(o, space)
   Call: (240) [system] arg(_1366914, v('(', ')', end_of_file), o)
   Fail: (240) [system] arg(_1367846, v('(', ')', end_of_file), o)
^  Fail: (239) [user] is_delimiter(o)
   Call: (239) [system] ')'==o
   Fail: (239) [system] ')'==o
   Call: (239) [system] get_char((0x55798e5fad60), o)
   Exit: (239) [system] get_char((0x55798e5fad60), o)
   Call: (239) [system] o=(\)
   Fail: (239) [system] o=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1375196)
   Call: (240) [system] peek_char((0x55798e5fad60), _1376130)
   Exit: (240) [system] peek_char((0x55798e5fad60), d)
^  Call: (240) [user] is_delimiter(d)
   Call: (241) [system] char_type(d, space)
   Fail: (241) [system] char_type(d, space)
   Call: (241) [system] arg(_1380850, v('(', ')', end_of_file), d)
   Fail: (241) [system] arg(_1381782, v('(', ')', end_of_file), d)
^  Fail: (240) [user] is_delimiter(d)
   Call: (240) [system] ')'==d
   Fail: (240) [system] ')'==d
   Call: (240) [system] get_char((0x55798e5fad60), d)
   Exit: (240) [system] get_char((0x55798e5fad60), d)
   Call: (240) [system] d=(\)
   Fail: (240) [system] d=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1389132)
   Call: (241) [system] peek_char((0x55798e5fad60), _1390066)
   Exit: (241) [system] peek_char((0x55798e5fad60), u)
^  Call: (241) [user] is_delimiter(u)
   Call: (242) [system] char_type(u, space)
   Fail: (242) [system] char_type(u, space)
   Call: (242) [system] arg(_1394786, v('(', ')', end_of_file), u)
   Fail: (242) [system] arg(_1395718, v('(', ')', end_of_file), u)
^  Fail: (241) [user] is_delimiter(u)
   Call: (241) [system] ')'==u
   Fail: (241) [system] ')'==u
   Call: (241) [system] get_char((0x55798e5fad60), u)
   Exit: (241) [system] get_char((0x55798e5fad60), u)
   Call: (241) [system] u=(\)
   Fail: (241) [system] u=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1403068)
   Call: (242) [system] peek_char((0x55798e5fad60), _1404002)
   Exit: (242) [system] peek_char((0x55798e5fad60), c)
^  Call: (242) [user] is_delimiter(c)
   Call: (243) [system] char_type(c, space)
   Fail: (243) [system] char_type(c, space)
   Call: (243) [system] arg(_1408722, v('(', ')', end_of_file), c)
   Fail: (243) [system] arg(_1409654, v('(', ')', end_of_file), c)
^  Fail: (242) [user] is_delimiter(c)
   Call: (242) [system] ')'==c
   Fail: (242) [system] ')'==c
   Call: (242) [system] get_char((0x55798e5fad60), c)
   Exit: (242) [system] get_char((0x55798e5fad60), c)
   Call: (242) [system] c=(\)
   Fail: (242) [system] c=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1417004)
   Call: (243) [system] peek_char((0x55798e5fad60), _1417938)
   Exit: (243) [system] peek_char((0x55798e5fad60), t)
^  Call: (243) [user] is_delimiter(t)
   Call: (244) [system] char_type(t, space)
   Fail: (244) [system] char_type(t, space)
   Call: (244) [system] arg(_1422658, v('(', ')', end_of_file), t)
   Fail: (244) [system] arg(_1423590, v('(', ')', end_of_file), t)
^  Fail: (243) [user] is_delimiter(t)
   Call: (243) [system] ')'==t
   Fail: (243) [system] ')'==t
   Call: (243) [system] get_char((0x55798e5fad60), t)
   Exit: (243) [system] get_char((0x55798e5fad60), t)
   Call: (243) [system] t=(\)
   Fail: (243) [system] t=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1430940)
   Call: (244) [system] peek_char((0x55798e5fad60), _1431874)
   Exit: (244) [system] peek_char((0x55798e5fad60), i)
^  Call: (244) [user] is_delimiter(i)
   Call: (245) [system] char_type(i, space)
   Fail: (245) [system] char_type(i, space)
   Call: (245) [system] arg(_1436594, v('(', ')', end_of_file), i)
   Fail: (245) [system] arg(_1437526, v('(', ')', end_of_file), i)
^  Fail: (244) [user] is_delimiter(i)
   Call: (244) [system] ')'==i
   Fail: (244) [system] ')'==i
   Call: (244) [system] get_char((0x55798e5fad60), i)
   Exit: (244) [system] get_char((0x55798e5fad60), i)
   Call: (244) [system] i=(\)
   Fail: (244) [system] i=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1444876)
   Call: (245) [system] peek_char((0x55798e5fad60), _1445810)
   Exit: (245) [system] peek_char((0x55798e5fad60), o)
^  Call: (245) [user] is_delimiter(o)
   Call: (246) [system] char_type(o, space)
   Fail: (246) [system] char_type(o, space)
   Call: (246) [system] arg(_1450530, v('(', ')', end_of_file), o)
   Fail: (246) [system] arg(_1451462, v('(', ')', end_of_file), o)
^  Fail: (245) [user] is_delimiter(o)
   Call: (245) [system] ')'==o
   Fail: (245) [system] ')'==o
   Call: (245) [system] get_char((0x55798e5fad60), o)
   Exit: (245) [system] get_char((0x55798e5fad60), o)
   Call: (245) [system] o=(\)
   Fail: (245) [system] o=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _1458812)
   Call: (246) [system] peek_char((0x55798e5fad60), _1459746)
   Exit: (246) [system] peek_char((0x55798e5fad60), n)
^  Call: (246) [user] is_delimiter(n)
   Call: (247) [system] char_type(n, space)
   Fail: (247) [system] char_type(n, space)
   Call: (247) [system] arg(_1464466, v('(', ')', end_of_file), n)
   Fail: (247) [system] arg(_1465398, v('(', ')', end_of_file), n)
^  Fail: (246) [user] is_delimiter(n)
   Call: (246) [system] ')'==n
   Fail: (246) [system] ')'==n
   Call: (246) [system] get_char((0x55798e5fad60), n)
   Exit: (246) [system] get_char((0x55798e5fad60), n)
   Call: (246) [system] n=(\)
   Fail: (246) [system] n=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _1472748)
   Call: (247) [system] peek_char((0x55798e5fad60), _1473682)
   Exit: (247) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (247) [user] is_delimiter(' ')
   Call: (248) [system] char_type(' ', space)
   Exit: (248) [system] char_type(' ', space)
^  Exit: (247) [user] is_delimiter(' ')
   Call: (247) [system] _1472748=[]
   Exit: (247) [system] []=[]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (246) [system] _1458812=[n]
   Exit: (246) [system] [n]=[n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (245) [system] _1444876=[o, n]
   Exit: (245) [system] [o, n]=[o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (244) [system] _1430940=[i, o, n]
   Exit: (244) [system] [i, o, n]=[i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (243) [system] _1417004=[t, i, o, n]
   Exit: (243) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (242) [system] _1403068=[c, t, i, o, n]
   Exit: (242) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (241) [system] _1389132=[u, c, t, i, o, n]
   Exit: (241) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (240) [system] _1375196=[d, u, c, t, i, o, n]
   Exit: (240) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (239) [system] _1361260=[o, d, u, c, t, i, o, n]
   Exit: (239) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (238) [system] _1347324=[r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _1333388=[t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _1319452=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _1305516=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1291580=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1277644=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1263708=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1249772=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1235836=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1221900=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1207964=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1194028=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1180092=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1166156=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (224) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1132502)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1544460, _1544462), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1132502), _1544436, fail)), '$restore_trace'(_1544460, _1544462))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1544460, _1544462))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1132502), _1544436, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_1132502)
   Fail: (225) [system] atomic(_1132502)
   Call: (225) [system] atom_chars(_1132502, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (225) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (224) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1553836)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1555694)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _1563432)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1566136)
   Exit: (225) [system] peek_char((0x55798e5fad60), c)
   Call: (225) [system] c=(;)
   Fail: (225) [system] c=(;)
^  Call: (225) [user] is_like_space(c)
   Call: (226) [system] char_type(c, 'white')
   Fail: (226) [system] char_type(c, 'white')
   Call: (226) [system] char_type(c, end_of_line)
   Fail: (226) [system] char_type(c, end_of_line)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] char_type(c, cntrl)
   Fail: (226) [system] char_type(c, cntrl)
^  Fail: (225) [user] is_like_space(c)
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1581214)
   Exit: (223) [system] peek_char((0x55798e5fad60), c)
   Call: (223) [system] c=')'
   Fail: (223) [system] c=')'
   Call: (223) [system] c=end_of_file
   Fail: (223) [system] c=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1586784)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1588642)
   Exit: (225) [system] peek_char((0x55798e5fad60), c)
   Call: (225) [system] c=(;)
   Fail: (225) [system] c=(;)
^  Call: (225) [user] is_like_space(c)
   Call: (226) [system] char_type(c, 'white')
   Fail: (226) [system] char_type(c, 'white')
   Call: (226) [system] char_type(c, end_of_line)
   Fail: (226) [system] char_type(c, end_of_line)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] char_type(c, cntrl)
   Fail: (226) [system] char_type(c, cntrl)
^  Fail: (225) [user] is_like_space(c)
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1602796)
   Exit: (224) [system] get_char((0x55798e5fad60), c)
   Call: (224) [system] c='('
   Fail: (224) [system] c='('
   Call: (224) [system] c='['
   Fail: (224) [system] c='['
   Call: (224) [system] c='{'
   Fail: (224) [system] c='{'
   Call: (224) [system] c='"'
   Fail: (224) [system] c='"'
   Call: (224) [system] c=!
   Fail: (224) [system] c=!
   Call: (224) [system] c='\''
   Fail: (224) [system] c='\''
   Call: (224) [system] c='`'
   Fail: (224) [system] c='`'
   Call: (224) [system] c=end_of_file
   Fail: (224) [system] c=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), c, _1586784)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1620438)
   Call: (226) [system] peek_char((0x55798e5fad60), _1621372)
   Exit: (226) [system] peek_char((0x55798e5fad60), d)
^  Call: (226) [user] is_delimiter(d)
   Call: (227) [system] char_type(d, space)
   Fail: (227) [system] char_type(d, space)
   Call: (227) [system] arg(_1626092, v('(', ')', end_of_file), d)
   Fail: (227) [system] arg(_1627024, v('(', ')', end_of_file), d)
^  Fail: (226) [user] is_delimiter(d)
   Call: (226) [system] ')'==d
   Fail: (226) [system] ')'==d
   Call: (226) [system] get_char((0x55798e5fad60), d)
   Exit: (226) [system] get_char((0x55798e5fad60), d)
   Call: (226) [system] d=(\)
   Fail: (226) [system] d=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1634374)
   Call: (227) [system] peek_char((0x55798e5fad60), _1635308)
   Exit: (227) [system] peek_char((0x55798e5fad60), e)
^  Call: (227) [user] is_delimiter(e)
   Call: (228) [system] char_type(e, space)
   Fail: (228) [system] char_type(e, space)
   Call: (228) [system] arg(_1640028, v('(', ')', end_of_file), e)
   Fail: (228) [system] arg(_1640960, v('(', ')', end_of_file), e)
^  Fail: (227) [user] is_delimiter(e)
   Call: (227) [system] ')'==e
   Fail: (227) [system] ')'==e
   Call: (227) [system] get_char((0x55798e5fad60), e)
   Exit: (227) [system] get_char((0x55798e5fad60), e)
   Call: (227) [system] e=(\)
   Fail: (227) [system] e=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1648310)
   Call: (228) [system] peek_char((0x55798e5fad60), _1649244)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1648310=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (227) [system] _1634374=[e]
   Exit: (227) [system] [e]=[e]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (226) [system] _1620438=[d, e]
   Exit: (226) [system] [d, e]=[d, e]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (225) [user] classify_and_convert_charseq(c, [d, e], _1586784)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1664142, _1664144), once(user:catch(read_from_chars([c, d, e], _1586784), _1664118, fail)), '$restore_trace'(_1664142, _1664144))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1664142, _1664144))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1664118, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(cde)
   Exit: (226) [system] atomic(cde)
^  Exit: (225) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1671642)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1673500)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _1681238)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1683942)
   Exit: (226) [system] peek_char((0x55798e5fad60), c)
   Call: (226) [system] c=(;)
   Fail: (226) [system] c=(;)
^  Call: (226) [user] is_like_space(c)
   Call: (227) [system] char_type(c, 'white')
   Fail: (227) [system] char_type(c, 'white')
   Call: (227) [system] char_type(c, end_of_line)
   Fail: (227) [system] char_type(c, end_of_line)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] char_type(c, cntrl)
   Fail: (227) [system] char_type(c, cntrl)
^  Fail: (226) [user] is_like_space(c)
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1699020)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
   Call: (224) [system] c=')'
   Fail: (224) [system] c=')'
   Call: (224) [system] c=end_of_file
   Fail: (224) [system] c=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1704590)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1706448)
   Exit: (226) [system] peek_char((0x55798e5fad60), c)
   Call: (226) [system] c=(;)
   Fail: (226) [system] c=(;)
^  Call: (226) [user] is_like_space(c)
   Call: (227) [system] char_type(c, 'white')
   Fail: (227) [system] char_type(c, 'white')
   Call: (227) [system] char_type(c, end_of_line)
   Fail: (227) [system] char_type(c, end_of_line)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] char_type(c, cntrl)
   Fail: (227) [system] char_type(c, cntrl)
^  Fail: (226) [user] is_like_space(c)
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1720602)
   Exit: (225) [system] get_char((0x55798e5fad60), c)
   Call: (225) [system] c='('
   Fail: (225) [system] c='('
   Call: (225) [system] c='['
   Fail: (225) [system] c='['
   Call: (225) [system] c='{'
   Fail: (225) [system] c='{'
   Call: (225) [system] c='"'
   Fail: (225) [system] c='"'
   Call: (225) [system] c=!
   Fail: (225) [system] c=!
   Call: (225) [system] c='\''
   Fail: (225) [system] c='\''
   Call: (225) [system] c='`'
   Fail: (225) [system] c='`'
   Call: (225) [system] c=end_of_file
   Fail: (225) [system] c=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), c, _1704590)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1738244)
   Call: (227) [system] peek_char((0x55798e5fad60), _1739178)
   Exit: (227) [system] peek_char((0x55798e5fad60), d)
^  Call: (227) [user] is_delimiter(d)
   Call: (228) [system] char_type(d, space)
   Fail: (228) [system] char_type(d, space)
   Call: (228) [system] arg(_1743898, v('(', ')', end_of_file), d)
   Fail: (228) [system] arg(_1744830, v('(', ')', end_of_file), d)
^  Fail: (227) [user] is_delimiter(d)
   Call: (227) [system] ')'==d
   Fail: (227) [system] ')'==d
   Call: (227) [system] get_char((0x55798e5fad60), d)
   Exit: (227) [system] get_char((0x55798e5fad60), d)
   Call: (227) [system] d=(\)
   Fail: (227) [system] d=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1752180)
   Call: (228) [system] peek_char((0x55798e5fad60), _1753114)
   Exit: (228) [system] peek_char((0x55798e5fad60), e)
^  Call: (228) [user] is_delimiter(e)
   Call: (229) [system] char_type(e, space)
   Fail: (229) [system] char_type(e, space)
   Call: (229) [system] arg(_1757834, v('(', ')', end_of_file), e)
   Fail: (229) [system] arg(_1758766, v('(', ')', end_of_file), e)
^  Fail: (228) [user] is_delimiter(e)
   Call: (228) [system] ')'==e
   Fail: (228) [system] ')'==e
   Call: (228) [system] get_char((0x55798e5fad60), e)
   Exit: (228) [system] get_char((0x55798e5fad60), e)
   Call: (228) [system] e=(\)
   Fail: (228) [system] e=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1766116)
   Call: (229) [system] peek_char((0x55798e5fad60), _1767050)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
^  Call: (229) [user] is_delimiter(')')
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] arg(_1771770, v('(', ')', end_of_file), ')')
   Exit: (230) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (229) [user] is_delimiter(')')
   Call: (229) [system] _1766116=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (228) [system] _1752180=[e]
   Exit: (228) [system] [e]=[e]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (227) [system] _1738244=[d, e]
   Exit: (227) [system] [d, e]=[d, e]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (226) [user] classify_and_convert_charseq(c, [d, e], _1704590)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1783820, _1783822), once(user:catch(read_from_chars([c, d, e], _1704590), _1783796, fail)), '$restore_trace'(_1783820, _1783822))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1783820, _1783822))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _1783796, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(cde)
   Exit: (227) [system] atomic(cde)
^  Exit: (226) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1791320)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1793178)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1807332)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55798e5fad60), _1811122)
   Exit: (225) [system] get_char((0x55798e5fad60), ')')
   Call: (225) [system] _1791320=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [])
   Call: (224) [system] _1671642=[cde]
   Exit: (224) [system] [cde]=[cde]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [cde])
   Call: (223) [system] _1553836=[cde, cde]
   Exit: (223) [system] [cde, cde]=[cde, cde]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [cde, cde])
   Call: (222) [system] _1091196=['DisjunctionIntroduction', cde, cde]
   Exit: (222) [system] ['DisjunctionIntroduction', cde, cde]=['DisjunctionIntroduction', cde, cde]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', cde, cde])
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', cde, cde])
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1825004)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1826862)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1841016)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55798e5fad60), _1844806)
   Exit: (221) [system] get_char((0x55798e5fad60), ')')
   Call: (221) [system] _1825004=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [])
   Call: (220) [system] _1058248=[['DisjunctionIntroduction', cde, cde]]
   Exit: (220) [system] [['DisjunctionIntroduction', cde, cde]]=[['DisjunctionIntroduction', cde, cde]]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', cde, cde]])
   Call: (219) [system] _940442=[abc, ['DisjunctionIntroduction', cde, cde]]
   Exit: (219) [system] [abc, ['DisjunctionIntroduction', cde, cde]]=[abc, ['DisjunctionIntroduction', cde, cde]]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [abc, ['DisjunctionIntroduction', cde, cde]])
   Call: (218) [system] _477802=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, cde]]
   Exit: (218) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, cde]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, cde]]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, cde]])
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, cde]])
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _1858688)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _1860546)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _1868284)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1870988)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1886066)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _1891636)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1893494)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _1907648)
   Exit: (218) [system] get_char((0x55798e5fad60), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1891636)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1913218)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'O')
   Call: (220) [system] 'O'=(;)
   Fail: (220) [system] 'O'=(;)
^  Call: (220) [user] is_like_space('O')
   Call: (221) [system] char_type('O', 'white')
   Fail: (221) [system] char_type('O', 'white')
   Call: (221) [system] char_type('O', end_of_line)
   Fail: (221) [system] char_type('O', end_of_line)
   Call: (221) [system] char_type('O', space)
   Fail: (221) [system] char_type('O', space)
   Call: (221) [system] char_type('O', cntrl)
   Fail: (221) [system] char_type('O', cntrl)
^  Fail: (220) [user] is_like_space('O')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1927372)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'O')
   Call: (219) [system] 'O'=')'
   Fail: (219) [system] 'O'=')'
   Call: (219) [system] 'O'=end_of_file
   Fail: (219) [system] 'O'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1932942)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1934800)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'O')
   Call: (221) [system] 'O'=(;)
   Fail: (221) [system] 'O'=(;)
^  Call: (221) [user] is_like_space('O')
   Call: (222) [system] char_type('O', 'white')
   Fail: (222) [system] char_type('O', 'white')
   Call: (222) [system] char_type('O', end_of_line)
   Fail: (222) [system] char_type('O', end_of_line)
   Call: (222) [system] char_type('O', space)
   Fail: (222) [system] char_type('O', space)
   Call: (222) [system] char_type('O', cntrl)
   Fail: (222) [system] char_type('O', cntrl)
^  Fail: (221) [user] is_like_space('O')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1948954)
   Exit: (220) [system] get_char((0x55798e5fad60), 'O')
   Call: (220) [system] 'O'='('
   Fail: (220) [system] 'O'='('
   Call: (220) [system] 'O'='['
   Fail: (220) [system] 'O'='['
   Call: (220) [system] 'O'='{'
   Fail: (220) [system] 'O'='{'
   Call: (220) [system] 'O'='"'
   Fail: (220) [system] 'O'='"'
   Call: (220) [system] 'O'=!
   Fail: (220) [system] 'O'=!
   Call: (220) [system] 'O'='\''
   Fail: (220) [system] 'O'='\''
   Call: (220) [system] 'O'='`'
   Fail: (220) [system] 'O'='`'
   Call: (220) [system] 'O'=end_of_file
   Fail: (220) [system] 'O'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1932942)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1966596)
   Call: (222) [system] peek_char((0x55798e5fad60), _1967530)
   Exit: (222) [system] peek_char((0x55798e5fad60), r)
^  Call: (222) [user] is_delimiter(r)
   Call: (223) [system] char_type(r, space)
   Fail: (223) [system] char_type(r, space)
   Call: (223) [system] arg(_1972250, v('(', ')', end_of_file), r)
   Fail: (223) [system] arg(_1973182, v('(', ')', end_of_file), r)
^  Fail: (222) [user] is_delimiter(r)
   Call: (222) [system] ')'==r
   Fail: (222) [system] ')'==r
   Call: (222) [system] get_char((0x55798e5fad60), r)
   Exit: (222) [system] get_char((0x55798e5fad60), r)
   Call: (222) [system] r=(\)
   Fail: (222) [system] r=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1980532)
   Call: (223) [system] peek_char((0x55798e5fad60), _1981466)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (223) [user] is_delimiter('L')
   Call: (224) [system] char_type('L', space)
   Fail: (224) [system] char_type('L', space)
   Call: (224) [system] arg(_1986186, v('(', ')', end_of_file), 'L')
   Fail: (224) [system] arg(_1987118, v('(', ')', end_of_file), 'L')
^  Fail: (223) [user] is_delimiter('L')
   Call: (223) [system] ')'=='L'
   Fail: (223) [system] ')'=='L'
   Call: (223) [system] get_char((0x55798e5fad60), 'L')
   Exit: (223) [system] get_char((0x55798e5fad60), 'L')
   Call: (223) [system] 'L'=(\)
   Fail: (223) [system] 'L'=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1994468)
   Call: (224) [system] peek_char((0x55798e5fad60), _1995402)
   Exit: (224) [system] peek_char((0x55798e5fad60), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_2000122, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_2001054, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55798e5fad60), i)
   Exit: (224) [system] get_char((0x55798e5fad60), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _2008404)
   Call: (225) [system] peek_char((0x55798e5fad60), _2009338)
   Exit: (225) [system] peek_char((0x55798e5fad60), n)
^  Call: (225) [user] is_delimiter(n)
   Call: (226) [system] char_type(n, space)
   Fail: (226) [system] char_type(n, space)
   Call: (226) [system] arg(_2014058, v('(', ')', end_of_file), n)
   Fail: (226) [system] arg(_2014990, v('(', ')', end_of_file), n)
^  Fail: (225) [user] is_delimiter(n)
   Call: (225) [system] ')'==n
   Fail: (225) [system] ')'==n
   Call: (225) [system] get_char((0x55798e5fad60), n)
   Exit: (225) [system] get_char((0x55798e5fad60), n)
   Call: (225) [system] n=(\)
   Fail: (225) [system] n=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _2022340)
   Call: (226) [system] peek_char((0x55798e5fad60), _2023274)
   Exit: (226) [system] peek_char((0x55798e5fad60), k)
^  Call: (226) [user] is_delimiter(k)
   Call: (227) [system] char_type(k, space)
   Fail: (227) [system] char_type(k, space)
   Call: (227) [system] arg(_2027994, v('(', ')', end_of_file), k)
   Fail: (227) [system] arg(_2028926, v('(', ')', end_of_file), k)
^  Fail: (226) [user] is_delimiter(k)
   Call: (226) [system] ')'==k
   Fail: (226) [system] ')'==k
   Call: (226) [system] get_char((0x55798e5fad60), k)
   Exit: (226) [system] get_char((0x55798e5fad60), k)
   Call: (226) [system] k=(\)
   Fail: (226) [system] k=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _2036276)
   Call: (227) [system] peek_char((0x55798e5fad60), _2037210)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _2036276=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (226) [system] _2022340=[k]
   Exit: (226) [system] [k]=[k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (225) [system] _2008404=[n, k]
   Exit: (225) [system] [n, k]=[n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (224) [system] _1994468=[i, n, k]
   Exit: (224) [system] [i, n, k]=[i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (223) [system] _1980532=['L', i, n, k]
   Exit: (223) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (222) [system] _1966596=[r, 'L', i, n, k]
   Exit: (222) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (221) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1932942)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_2060490, _2060492), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1932942), _2060466, fail)), '$restore_trace'(_2060490, _2060492))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_2060490, _2060492))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1932942), _2060466, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_1932942)
   Fail: (222) [system] atomic(_1932942)
   Call: (222) [system] atom_chars(_1932942, ['O', r, 'L', i, n, k])
   Exit: (222) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (221) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _2069866)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _2071724)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _2079462)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _2082166)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _6322)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _11892)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _13750)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _27904)
   Exit: (221) [system] get_char((0x55798e5fad60), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _11892)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _33474)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'I')
   Call: (223) [system] 'I'=(;)
   Fail: (223) [system] 'I'=(;)
^  Call: (223) [user] is_like_space('I')
   Call: (224) [system] char_type('I', 'white')
   Fail: (224) [system] char_type('I', 'white')
   Call: (224) [system] char_type('I', end_of_line)
   Fail: (224) [system] char_type('I', end_of_line)
   Call: (224) [system] char_type('I', space)
   Fail: (224) [system] char_type('I', space)
   Call: (224) [system] char_type('I', cntrl)
   Fail: (224) [system] char_type('I', cntrl)
^  Fail: (223) [user] is_like_space('I')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _47628)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'I')
   Call: (222) [system] 'I'=')'
   Fail: (222) [system] 'I'=')'
   Call: (222) [system] 'I'=end_of_file
   Fail: (222) [system] 'I'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _53198)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _55056)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'I')
   Call: (224) [system] 'I'=(;)
   Fail: (224) [system] 'I'=(;)
^  Call: (224) [user] is_like_space('I')
   Call: (225) [system] char_type('I', 'white')
   Fail: (225) [system] char_type('I', 'white')
   Call: (225) [system] char_type('I', end_of_line)
   Fail: (225) [system] char_type('I', end_of_line)
   Call: (225) [system] char_type('I', space)
   Fail: (225) [system] char_type('I', space)
   Call: (225) [system] char_type('I', cntrl)
   Fail: (225) [system] char_type('I', cntrl)
^  Fail: (224) [user] is_like_space('I')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _69210)
   Exit: (223) [system] get_char((0x55798e5fad60), 'I')
   Call: (223) [system] 'I'='('
   Fail: (223) [system] 'I'='('
   Call: (223) [system] 'I'='['
   Fail: (223) [system] 'I'='['
   Call: (223) [system] 'I'='{'
   Fail: (223) [system] 'I'='{'
   Call: (223) [system] 'I'='"'
   Fail: (223) [system] 'I'='"'
   Call: (223) [system] 'I'=!
   Fail: (223) [system] 'I'=!
   Call: (223) [system] 'I'='\''
   Fail: (223) [system] 'I'='\''
   Call: (223) [system] 'I'='`'
   Fail: (223) [system] 'I'='`'
   Call: (223) [system] 'I'=end_of_file
   Fail: (223) [system] 'I'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'I', _53198)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _86852)
   Call: (225) [system] peek_char((0x55798e5fad60), _87786)
   Exit: (225) [system] peek_char((0x55798e5fad60), m)
^  Call: (225) [user] is_delimiter(m)
   Call: (226) [system] char_type(m, space)
   Fail: (226) [system] char_type(m, space)
   Call: (226) [system] arg(_92506, v('(', ')', end_of_file), m)
   Fail: (226) [system] arg(_93438, v('(', ')', end_of_file), m)
^  Fail: (225) [user] is_delimiter(m)
   Call: (225) [system] ')'==m
   Fail: (225) [system] ')'==m
   Call: (225) [system] get_char((0x55798e5fad60), m)
   Exit: (225) [system] get_char((0x55798e5fad60), m)
   Call: (225) [system] m=(\)
   Fail: (225) [system] m=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _100788)
   Call: (226) [system] peek_char((0x55798e5fad60), _101722)
   Exit: (226) [system] peek_char((0x55798e5fad60), p)
^  Call: (226) [user] is_delimiter(p)
   Call: (227) [system] char_type(p, space)
   Fail: (227) [system] char_type(p, space)
   Call: (227) [system] arg(_106442, v('(', ')', end_of_file), p)
   Fail: (227) [system] arg(_107374, v('(', ')', end_of_file), p)
^  Fail: (226) [user] is_delimiter(p)
   Call: (226) [system] ')'==p
   Fail: (226) [system] ')'==p
   Call: (226) [system] get_char((0x55798e5fad60), p)
   Exit: (226) [system] get_char((0x55798e5fad60), p)
   Call: (226) [system] p=(\)
   Fail: (226) [system] p=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _114724)
   Call: (227) [system] peek_char((0x55798e5fad60), _115658)
   Exit: (227) [system] peek_char((0x55798e5fad60), l)
^  Call: (227) [user] is_delimiter(l)
   Call: (228) [system] char_type(l, space)
   Fail: (228) [system] char_type(l, space)
   Call: (228) [system] arg(_120378, v('(', ')', end_of_file), l)
   Fail: (228) [system] arg(_121310, v('(', ')', end_of_file), l)
^  Fail: (227) [user] is_delimiter(l)
   Call: (227) [system] ')'==l
   Fail: (227) [system] ')'==l
   Call: (227) [system] get_char((0x55798e5fad60), l)
   Exit: (227) [system] get_char((0x55798e5fad60), l)
   Call: (227) [system] l=(\)
   Fail: (227) [system] l=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _128660)
   Call: (228) [system] peek_char((0x55798e5fad60), _129594)
   Exit: (228) [system] peek_char((0x55798e5fad60), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_134314, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_135246, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55798e5fad60), i)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _142596)
   Call: (229) [system] peek_char((0x55798e5fad60), _143530)
   Exit: (229) [system] peek_char((0x55798e5fad60), c)
^  Call: (229) [user] is_delimiter(c)
   Call: (230) [system] char_type(c, space)
   Fail: (230) [system] char_type(c, space)
   Call: (230) [system] arg(_148250, v('(', ')', end_of_file), c)
   Fail: (230) [system] arg(_149182, v('(', ')', end_of_file), c)
^  Fail: (229) [user] is_delimiter(c)
   Call: (229) [system] ')'==c
   Fail: (229) [system] ')'==c
   Call: (229) [system] get_char((0x55798e5fad60), c)
   Exit: (229) [system] get_char((0x55798e5fad60), c)
   Call: (229) [system] c=(\)
   Fail: (229) [system] c=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _156532)
   Call: (230) [system] peek_char((0x55798e5fad60), _157466)
   Exit: (230) [system] peek_char((0x55798e5fad60), a)
^  Call: (230) [user] is_delimiter(a)
   Call: (231) [system] char_type(a, space)
   Fail: (231) [system] char_type(a, space)
   Call: (231) [system] arg(_162186, v('(', ')', end_of_file), a)
   Fail: (231) [system] arg(_163118, v('(', ')', end_of_file), a)
^  Fail: (230) [user] is_delimiter(a)
   Call: (230) [system] ')'==a
   Fail: (230) [system] ')'==a
   Call: (230) [system] get_char((0x55798e5fad60), a)
   Exit: (230) [system] get_char((0x55798e5fad60), a)
   Call: (230) [system] a=(\)
   Fail: (230) [system] a=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _170468)
   Call: (231) [system] peek_char((0x55798e5fad60), _171402)
   Exit: (231) [system] peek_char((0x55798e5fad60), t)
^  Call: (231) [user] is_delimiter(t)
   Call: (232) [system] char_type(t, space)
   Fail: (232) [system] char_type(t, space)
   Call: (232) [system] arg(_176122, v('(', ')', end_of_file), t)
   Fail: (232) [system] arg(_177054, v('(', ')', end_of_file), t)
^  Fail: (231) [user] is_delimiter(t)
   Call: (231) [system] ')'==t
   Fail: (231) [system] ')'==t
   Call: (231) [system] get_char((0x55798e5fad60), t)
   Exit: (231) [system] get_char((0x55798e5fad60), t)
   Call: (231) [system] t=(\)
   Fail: (231) [system] t=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _184404)
   Call: (232) [system] peek_char((0x55798e5fad60), _185338)
   Exit: (232) [system] peek_char((0x55798e5fad60), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_190058, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_190990, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55798e5fad60), i)
   Exit: (232) [system] get_char((0x55798e5fad60), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _198340)
   Call: (233) [system] peek_char((0x55798e5fad60), _199274)
   Exit: (233) [system] peek_char((0x55798e5fad60), o)
^  Call: (233) [user] is_delimiter(o)
   Call: (234) [system] char_type(o, space)
   Fail: (234) [system] char_type(o, space)
   Call: (234) [system] arg(_203994, v('(', ')', end_of_file), o)
   Fail: (234) [system] arg(_204926, v('(', ')', end_of_file), o)
^  Fail: (233) [user] is_delimiter(o)
   Call: (233) [system] ')'==o
   Fail: (233) [system] ')'==o
   Call: (233) [system] get_char((0x55798e5fad60), o)
   Exit: (233) [system] get_char((0x55798e5fad60), o)
   Call: (233) [system] o=(\)
   Fail: (233) [system] o=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _212276)
   Call: (234) [system] peek_char((0x55798e5fad60), _213210)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_217930, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_218862, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _226212)
   Call: (235) [system] peek_char((0x55798e5fad60), _227146)
   Exit: (235) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _226212=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (234) [system] _212276=[n]
   Exit: (234) [system] [n]=[n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (233) [system] _198340=[o, n]
   Exit: (233) [system] [o, n]=[o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (232) [system] _184404=[i, o, n]
   Exit: (232) [system] [i, o, n]=[i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (231) [system] _170468=[t, i, o, n]
   Exit: (231) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (230) [system] _156532=[a, t, i, o, n]
   Exit: (230) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (229) [system] _142596=[c, a, t, i, o, n]
   Exit: (229) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (228) [system] _128660=[i, c, a, t, i, o, n]
   Exit: (228) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (227) [system] _114724=[l, i, c, a, t, i, o, n]
   Exit: (227) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (226) [system] _100788=[p, l, i, c, a, t, i, o, n]
   Exit: (226) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (225) [system] _86852=[m, p, l, i, c, a, t, i, o, n]
   Exit: (225) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (224) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _53198)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_264396, _264398), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _53198), _264372, fail)), '$restore_trace'(_264396, _264398))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_264396, _264398))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _53198), _264372, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_53198)
   Fail: (225) [system] atomic(_53198)
   Call: (225) [system] atom_chars(_53198, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (225) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (224) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _273772)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _275630)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _283368)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _286072)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _301150)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=')'
   Fail: (223) [system] '('=')'
   Call: (223) [system] '('=end_of_file
   Fail: (223) [system] '('=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _306720)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _308578)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _322732)
   Exit: (224) [system] get_char((0x55798e5fad60), '(')
   Call: (224) [system] '('='('
   Exit: (224) [system] '('='('
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _306720)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _328302)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=(;)
   Fail: (226) [system] 'A'=(;)
^  Call: (226) [user] is_like_space('A')
   Call: (227) [system] char_type('A', 'white')
   Fail: (227) [system] char_type('A', 'white')
   Call: (227) [system] char_type('A', end_of_line)
   Fail: (227) [system] char_type('A', end_of_line)
   Call: (227) [system] char_type('A', space)
   Fail: (227) [system] char_type('A', space)
   Call: (227) [system] char_type('A', cntrl)
   Fail: (227) [system] char_type('A', cntrl)
^  Fail: (226) [user] is_like_space('A')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _342456)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'A')
   Call: (225) [system] 'A'=')'
   Fail: (225) [system] 'A'=')'
   Call: (225) [system] 'A'=end_of_file
   Fail: (225) [system] 'A'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _348026)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _349884)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'=(;)
   Fail: (227) [system] 'A'=(;)
^  Call: (227) [user] is_like_space('A')
   Call: (228) [system] char_type('A', 'white')
   Fail: (228) [system] char_type('A', 'white')
   Call: (228) [system] char_type('A', end_of_line)
   Fail: (228) [system] char_type('A', end_of_line)
   Call: (228) [system] char_type('A', space)
   Fail: (228) [system] char_type('A', space)
   Call: (228) [system] char_type('A', cntrl)
   Fail: (228) [system] char_type('A', cntrl)
^  Fail: (227) [user] is_like_space('A')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _364038)
   Exit: (226) [system] get_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'='('
   Fail: (226) [system] 'A'='('
   Call: (226) [system] 'A'='['
   Fail: (226) [system] 'A'='['
   Call: (226) [system] 'A'='{'
   Fail: (226) [system] 'A'='{'
   Call: (226) [system] 'A'='"'
   Fail: (226) [system] 'A'='"'
   Call: (226) [system] 'A'=!
   Fail: (226) [system] 'A'=!
   Call: (226) [system] 'A'='\''
   Fail: (226) [system] 'A'='\''
   Call: (226) [system] 'A'='`'
   Fail: (226) [system] 'A'='`'
   Call: (226) [system] 'A'=end_of_file
   Fail: (226) [system] 'A'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'A', _348026)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _381680)
   Call: (228) [system] peek_char((0x55798e5fad60), _382614)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_387334, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_388266, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _395616)
   Call: (229) [system] peek_char((0x55798e5fad60), _396550)
   Exit: (229) [system] peek_char((0x55798e5fad60), d)
^  Call: (229) [user] is_delimiter(d)
   Call: (230) [system] char_type(d, space)
   Fail: (230) [system] char_type(d, space)
   Call: (230) [system] arg(_401270, v('(', ')', end_of_file), d)
   Fail: (230) [system] arg(_402202, v('(', ')', end_of_file), d)
^  Fail: (229) [user] is_delimiter(d)
   Call: (229) [system] ')'==d
   Fail: (229) [system] ')'==d
   Call: (229) [system] get_char((0x55798e5fad60), d)
   Exit: (229) [system] get_char((0x55798e5fad60), d)
   Call: (229) [system] d=(\)
   Fail: (229) [system] d=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _409552)
   Call: (230) [system] peek_char((0x55798e5fad60), _410486)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (230) [user] is_delimiter('L')
   Call: (231) [system] char_type('L', space)
   Fail: (231) [system] char_type('L', space)
   Call: (231) [system] arg(_415206, v('(', ')', end_of_file), 'L')
   Fail: (231) [system] arg(_416138, v('(', ')', end_of_file), 'L')
^  Fail: (230) [user] is_delimiter('L')
   Call: (230) [system] ')'=='L'
   Fail: (230) [system] ')'=='L'
   Call: (230) [system] get_char((0x55798e5fad60), 'L')
   Exit: (230) [system] get_char((0x55798e5fad60), 'L')
   Call: (230) [system] 'L'=(\)
   Fail: (230) [system] 'L'=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _423488)
   Call: (231) [system] peek_char((0x55798e5fad60), _424422)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_429142, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_430074, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _437424)
   Call: (232) [system] peek_char((0x55798e5fad60), _438358)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_443078, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_444010, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _451360)
   Call: (233) [system] peek_char((0x55798e5fad60), _452294)
   Exit: (233) [system] peek_char((0x55798e5fad60), k)
^  Call: (233) [user] is_delimiter(k)
   Call: (234) [system] char_type(k, space)
   Fail: (234) [system] char_type(k, space)
   Call: (234) [system] arg(_457014, v('(', ')', end_of_file), k)
   Fail: (234) [system] arg(_457946, v('(', ')', end_of_file), k)
^  Fail: (233) [user] is_delimiter(k)
   Call: (233) [system] ')'==k
   Fail: (233) [system] ')'==k
   Call: (233) [system] get_char((0x55798e5fad60), k)
   Exit: (233) [system] get_char((0x55798e5fad60), k)
   Call: (233) [system] k=(\)
   Fail: (233) [system] k=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _465296)
   Call: (234) [system] peek_char((0x55798e5fad60), _466230)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _465296=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (233) [system] _451360=[k]
   Exit: (233) [system] [k]=[k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (232) [system] _437424=[n, k]
   Exit: (232) [system] [n, k]=[n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (231) [system] _423488=[i, n, k]
   Exit: (231) [system] [i, n, k]=[i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (230) [system] _409552=['L', i, n, k]
   Exit: (230) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (229) [system] _395616=[d, 'L', i, n, k]
   Exit: (229) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (228) [system] _381680=[n, d, 'L', i, n, k]
   Exit: (228) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (227) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _348026)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_492304, _492306), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _348026), _492280, fail)), '$restore_trace'(_492304, _492306))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_492304, _492306))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _348026), _492280, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_348026)
   Fail: (228) [system] atomic(_348026)
   Call: (228) [system] atom_chars(_348026, ['A', n, d, 'L', i, n, k])
   Exit: (228) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (227) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _501680)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _503538)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _511276)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _513980)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=(;)
   Fail: (228) [system] 'A'=(;)
^  Call: (228) [user] is_like_space('A')
   Call: (229) [system] char_type('A', 'white')
   Fail: (229) [system] char_type('A', 'white')
   Call: (229) [system] char_type('A', end_of_line)
   Fail: (229) [system] char_type('A', end_of_line)
   Call: (229) [system] char_type('A', space)
   Fail: (229) [system] char_type('A', space)
   Call: (229) [system] char_type('A', cntrl)
   Fail: (229) [system] char_type('A', cntrl)
^  Fail: (228) [user] is_like_space('A')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _529058)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=')'
   Fail: (226) [system] 'A'=')'
   Call: (226) [system] 'A'=end_of_file
   Fail: (226) [system] 'A'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _534628)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _536486)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=(;)
   Fail: (228) [system] 'A'=(;)
^  Call: (228) [user] is_like_space('A')
   Call: (229) [system] char_type('A', 'white')
   Fail: (229) [system] char_type('A', 'white')
   Call: (229) [system] char_type('A', end_of_line)
   Fail: (229) [system] char_type('A', end_of_line)
   Call: (229) [system] char_type('A', space)
   Fail: (229) [system] char_type('A', space)
   Call: (229) [system] char_type('A', cntrl)
   Fail: (229) [system] char_type('A', cntrl)
^  Fail: (228) [user] is_like_space('A')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _550640)
   Exit: (227) [system] get_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'='('
   Fail: (227) [system] 'A'='('
   Call: (227) [system] 'A'='['
   Fail: (227) [system] 'A'='['
   Call: (227) [system] 'A'='{'
   Fail: (227) [system] 'A'='{'
   Call: (227) [system] 'A'='"'
   Fail: (227) [system] 'A'='"'
   Call: (227) [system] 'A'=!
   Fail: (227) [system] 'A'=!
   Call: (227) [system] 'A'='\''
   Fail: (227) [system] 'A'='\''
   Call: (227) [system] 'A'='`'
   Fail: (227) [system] 'A'='`'
   Call: (227) [system] 'A'=end_of_file
   Fail: (227) [system] 'A'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'A', _534628)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _568282)
   Call: (229) [system] peek_char((0x55798e5fad60), _569216)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _568282=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (228) [user] classify_and_convert_charseq('A', [], _534628)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_578526, _578528), once(user:catch(read_from_chars(['A'], _534628), _578502, fail)), '$restore_trace'(_578526, _578528))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_578526, _578528))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _534628), _578502, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_534628)
   Fail: (229) [system] atomic(_534628)
   Call: (229) [system] atom_chars(_534628, ['A'])
   Exit: (229) [system] atom_chars('A', ['A'])
^  Exit: (228) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _587902)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _589760)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _597498)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _600202)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'B')
   Call: (229) [system] 'B'=(;)
   Fail: (229) [system] 'B'=(;)
^  Call: (229) [user] is_like_space('B')
   Call: (230) [system] char_type('B', 'white')
   Fail: (230) [system] char_type('B', 'white')
   Call: (230) [system] char_type('B', end_of_line)
   Fail: (230) [system] char_type('B', end_of_line)
   Call: (230) [system] char_type('B', space)
   Fail: (230) [system] char_type('B', space)
   Call: (230) [system] char_type('B', cntrl)
   Fail: (230) [system] char_type('B', cntrl)
^  Fail: (229) [user] is_like_space('B')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _615280)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'B')
   Call: (227) [system] 'B'=')'
   Fail: (227) [system] 'B'=')'
   Call: (227) [system] 'B'=end_of_file
   Fail: (227) [system] 'B'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _620850)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _622708)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'B')
   Call: (229) [system] 'B'=(;)
   Fail: (229) [system] 'B'=(;)
^  Call: (229) [user] is_like_space('B')
   Call: (230) [system] char_type('B', 'white')
   Fail: (230) [system] char_type('B', 'white')
   Call: (230) [system] char_type('B', end_of_line)
   Fail: (230) [system] char_type('B', end_of_line)
   Call: (230) [system] char_type('B', space)
   Fail: (230) [system] char_type('B', space)
   Call: (230) [system] char_type('B', cntrl)
   Fail: (230) [system] char_type('B', cntrl)
^  Fail: (229) [user] is_like_space('B')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _636862)
   Exit: (228) [system] get_char((0x55798e5fad60), 'B')
   Call: (228) [system] 'B'='('
   Fail: (228) [system] 'B'='('
   Call: (228) [system] 'B'='['
   Fail: (228) [system] 'B'='['
   Call: (228) [system] 'B'='{'
   Fail: (228) [system] 'B'='{'
   Call: (228) [system] 'B'='"'
   Fail: (228) [system] 'B'='"'
   Call: (228) [system] 'B'=!
   Fail: (228) [system] 'B'=!
   Call: (228) [system] 'B'='\''
   Fail: (228) [system] 'B'='\''
   Call: (228) [system] 'B'='`'
   Fail: (228) [system] 'B'='`'
   Call: (228) [system] 'B'=end_of_file
   Fail: (228) [system] 'B'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'B', _620850)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _654504)
   Call: (230) [system] peek_char((0x55798e5fad60), _655438)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
^  Call: (230) [user] is_delimiter(')')
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] arg(_660158, v('(', ')', end_of_file), ')')
   Exit: (231) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (230) [user] is_delimiter(')')
   Call: (230) [system] _654504=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (229) [user] classify_and_convert_charseq('B', [], _620850)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_666620, _666622), once(user:catch(read_from_chars(['B'], _620850), _666596, fail)), '$restore_trace'(_666620, _666622))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_666620, _666622))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _620850), _666596, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_620850)
   Fail: (230) [system] atomic(_620850)
   Call: (230) [system] atom_chars(_620850, ['B'])
   Exit: (230) [system] atom_chars('B', ['B'])
^  Exit: (229) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _675996)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _677854)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=(;)
   Fail: (229) [system] ')'=(;)
^  Call: (229) [user] is_like_space(')')
   Call: (230) [system] char_type(')', 'white')
   Fail: (230) [system] char_type(')', 'white')
   Call: (230) [system] char_type(')', end_of_line)
   Fail: (230) [system] char_type(')', end_of_line)
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] char_type(')', cntrl)
   Fail: (230) [system] char_type(')', cntrl)
^  Fail: (229) [user] is_like_space(')')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _692008)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=')'
   Exit: (228) [system] ')'=')'
   Call: (228) [system] get_char((0x55798e5fad60), _695798)
   Exit: (228) [system] get_char((0x55798e5fad60), ')')
   Call: (228) [system] _675996=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [])
   Call: (227) [system] _587902=['B']
   Exit: (227) [system] ['B']=['B']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (226) [system] _501680=['A', 'B']
   Exit: (226) [system] ['A', 'B']=['A', 'B']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (225) [system] _306720=['AndLink', 'A', 'B']
   Exit: (225) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _709680)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _711538)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _719276)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _721980)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'C')
   Call: (226) [system] 'C'=(;)
   Fail: (226) [system] 'C'=(;)
^  Call: (226) [user] is_like_space('C')
   Call: (227) [system] char_type('C', 'white')
   Fail: (227) [system] char_type('C', 'white')
   Call: (227) [system] char_type('C', end_of_line)
   Fail: (227) [system] char_type('C', end_of_line)
   Call: (227) [system] char_type('C', space)
   Fail: (227) [system] char_type('C', space)
   Call: (227) [system] char_type('C', cntrl)
   Fail: (227) [system] char_type('C', cntrl)
^  Fail: (226) [user] is_like_space('C')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _737058)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'C')
   Call: (224) [system] 'C'=')'
   Fail: (224) [system] 'C'=')'
   Call: (224) [system] 'C'=end_of_file
   Fail: (224) [system] 'C'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _742628)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _744486)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'C')
   Call: (226) [system] 'C'=(;)
   Fail: (226) [system] 'C'=(;)
^  Call: (226) [user] is_like_space('C')
   Call: (227) [system] char_type('C', 'white')
   Fail: (227) [system] char_type('C', 'white')
   Call: (227) [system] char_type('C', end_of_line)
   Fail: (227) [system] char_type('C', end_of_line)
   Call: (227) [system] char_type('C', space)
   Fail: (227) [system] char_type('C', space)
   Call: (227) [system] char_type('C', cntrl)
   Fail: (227) [system] char_type('C', cntrl)
^  Fail: (226) [user] is_like_space('C')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _758640)
   Exit: (225) [system] get_char((0x55798e5fad60), 'C')
   Call: (225) [system] 'C'='('
   Fail: (225) [system] 'C'='('
   Call: (225) [system] 'C'='['
   Fail: (225) [system] 'C'='['
   Call: (225) [system] 'C'='{'
   Fail: (225) [system] 'C'='{'
   Call: (225) [system] 'C'='"'
   Fail: (225) [system] 'C'='"'
   Call: (225) [system] 'C'=!
   Fail: (225) [system] 'C'=!
   Call: (225) [system] 'C'='\''
   Fail: (225) [system] 'C'='\''
   Call: (225) [system] 'C'='`'
   Fail: (225) [system] 'C'='`'
   Call: (225) [system] 'C'=end_of_file
   Fail: (225) [system] 'C'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'C', _742628)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _776282)
   Call: (227) [system] peek_char((0x55798e5fad60), _777216)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
^  Call: (227) [user] is_delimiter(')')
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] arg(_781936, v('(', ')', end_of_file), ')')
   Exit: (228) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (227) [user] is_delimiter(')')
   Call: (227) [system] _776282=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (226) [user] classify_and_convert_charseq('C', [], _742628)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_788398, _788400), once(user:catch(read_from_chars(['C'], _742628), _788374, fail)), '$restore_trace'(_788398, _788400))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_788398, _788400))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _742628), _788374, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_742628)
   Fail: (227) [system] atomic(_742628)
   Call: (227) [system] atom_chars(_742628, ['C'])
   Exit: (227) [system] atom_chars('C', ['C'])
^  Exit: (226) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _797774)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _799632)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _813786)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55798e5fad60), _817576)
   Exit: (225) [system] get_char((0x55798e5fad60), ')')
   Call: (225) [system] _797774=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [])
   Call: (224) [system] _709680=['C']
   Exit: (224) [system] ['C']=['C']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (223) [system] _273772=[['AndLink', 'A', 'B'], 'C']
   Exit: (223) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (222) [system] _11892=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (222) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _831458)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _833316)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _841054)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _843758)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _858836)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _864406)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _866264)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _880418)
   Exit: (222) [system] get_char((0x55798e5fad60), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _864406)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _885988)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'O')
   Call: (224) [system] 'O'=(;)
   Fail: (224) [system] 'O'=(;)
^  Call: (224) [user] is_like_space('O')
   Call: (225) [system] char_type('O', 'white')
   Fail: (225) [system] char_type('O', 'white')
   Call: (225) [system] char_type('O', end_of_line)
   Fail: (225) [system] char_type('O', end_of_line)
   Call: (225) [system] char_type('O', space)
   Fail: (225) [system] char_type('O', space)
   Call: (225) [system] char_type('O', cntrl)
   Fail: (225) [system] char_type('O', cntrl)
^  Fail: (224) [user] is_like_space('O')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _900142)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'O')
   Call: (223) [system] 'O'=')'
   Fail: (223) [system] 'O'=')'
   Call: (223) [system] 'O'=end_of_file
   Fail: (223) [system] 'O'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _905712)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _907570)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'O')
   Call: (225) [system] 'O'=(;)
   Fail: (225) [system] 'O'=(;)
^  Call: (225) [user] is_like_space('O')
   Call: (226) [system] char_type('O', 'white')
   Fail: (226) [system] char_type('O', 'white')
   Call: (226) [system] char_type('O', end_of_line)
   Fail: (226) [system] char_type('O', end_of_line)
   Call: (226) [system] char_type('O', space)
   Fail: (226) [system] char_type('O', space)
   Call: (226) [system] char_type('O', cntrl)
   Fail: (226) [system] char_type('O', cntrl)
^  Fail: (225) [user] is_like_space('O')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _921724)
   Exit: (224) [system] get_char((0x55798e5fad60), 'O')
   Call: (224) [system] 'O'='('
   Fail: (224) [system] 'O'='('
   Call: (224) [system] 'O'='['
   Fail: (224) [system] 'O'='['
   Call: (224) [system] 'O'='{'
   Fail: (224) [system] 'O'='{'
   Call: (224) [system] 'O'='"'
   Fail: (224) [system] 'O'='"'
   Call: (224) [system] 'O'=!
   Fail: (224) [system] 'O'=!
   Call: (224) [system] 'O'='\''
   Fail: (224) [system] 'O'='\''
   Call: (224) [system] 'O'='`'
   Fail: (224) [system] 'O'='`'
   Call: (224) [system] 'O'=end_of_file
   Fail: (224) [system] 'O'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'O', _905712)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _939366)
   Call: (226) [system] peek_char((0x55798e5fad60), _940300)
   Exit: (226) [system] peek_char((0x55798e5fad60), r)
^  Call: (226) [user] is_delimiter(r)
   Call: (227) [system] char_type(r, space)
   Fail: (227) [system] char_type(r, space)
   Call: (227) [system] arg(_945020, v('(', ')', end_of_file), r)
   Fail: (227) [system] arg(_945952, v('(', ')', end_of_file), r)
^  Fail: (226) [user] is_delimiter(r)
   Call: (226) [system] ')'==r
   Fail: (226) [system] ')'==r
   Call: (226) [system] get_char((0x55798e5fad60), r)
   Exit: (226) [system] get_char((0x55798e5fad60), r)
   Call: (226) [system] r=(\)
   Fail: (226) [system] r=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _953302)
   Call: (227) [system] peek_char((0x55798e5fad60), _954236)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (227) [user] is_delimiter('L')
   Call: (228) [system] char_type('L', space)
   Fail: (228) [system] char_type('L', space)
   Call: (228) [system] arg(_958956, v('(', ')', end_of_file), 'L')
   Fail: (228) [system] arg(_959888, v('(', ')', end_of_file), 'L')
^  Fail: (227) [user] is_delimiter('L')
   Call: (227) [system] ')'=='L'
   Fail: (227) [system] ')'=='L'
   Call: (227) [system] get_char((0x55798e5fad60), 'L')
   Exit: (227) [system] get_char((0x55798e5fad60), 'L')
   Call: (227) [system] 'L'=(\)
   Fail: (227) [system] 'L'=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _967238)
   Call: (228) [system] peek_char((0x55798e5fad60), _968172)
   Exit: (228) [system] peek_char((0x55798e5fad60), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_972892, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_973824, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55798e5fad60), i)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _981174)
   Call: (229) [system] peek_char((0x55798e5fad60), _982108)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_986828, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_987760, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _995110)
   Call: (230) [system] peek_char((0x55798e5fad60), _996044)
   Exit: (230) [system] peek_char((0x55798e5fad60), k)
^  Call: (230) [user] is_delimiter(k)
   Call: (231) [system] char_type(k, space)
   Fail: (231) [system] char_type(k, space)
   Call: (231) [system] arg(_1000764, v('(', ')', end_of_file), k)
   Fail: (231) [system] arg(_1001696, v('(', ')', end_of_file), k)
^  Fail: (230) [user] is_delimiter(k)
   Call: (230) [system] ')'==k
   Fail: (230) [system] ')'==k
   Call: (230) [system] get_char((0x55798e5fad60), k)
   Exit: (230) [system] get_char((0x55798e5fad60), k)
   Call: (230) [system] k=(\)
   Fail: (230) [system] k=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1009046)
   Call: (231) [system] peek_char((0x55798e5fad60), _1009980)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1009046=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (230) [system] _995110=[k]
   Exit: (230) [system] [k]=[k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (229) [system] _981174=[n, k]
   Exit: (229) [system] [n, k]=[n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (228) [system] _967238=[i, n, k]
   Exit: (228) [system] [i, n, k]=[i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (227) [system] _953302=['L', i, n, k]
   Exit: (227) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (226) [system] _939366=[r, 'L', i, n, k]
   Exit: (226) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (225) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _905712)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1033260, _1033262), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _905712), _1033236, fail)), '$restore_trace'(_1033260, _1033262))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1033260, _1033262))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _905712), _1033236, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_905712)
   Fail: (226) [system] atomic(_905712)
   Call: (226) [system] atom_chars(_905712, ['O', r, 'L', i, n, k])
   Exit: (226) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (225) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1042636)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1044494)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _1052232)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1054936)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1070014)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=')'
   Fail: (224) [system] '('=')'
   Call: (224) [system] '('=end_of_file
   Fail: (224) [system] '('=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1075584)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1077442)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1091596)
   Exit: (225) [system] get_char((0x55798e5fad60), '(')
   Call: (225) [system] '('='('
   Exit: (225) [system] '('='('
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1075584)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1097166)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'I')
   Call: (227) [system] 'I'=(;)
   Fail: (227) [system] 'I'=(;)
^  Call: (227) [user] is_like_space('I')
   Call: (228) [system] char_type('I', 'white')
   Fail: (228) [system] char_type('I', 'white')
   Call: (228) [system] char_type('I', end_of_line)
   Fail: (228) [system] char_type('I', end_of_line)
   Call: (228) [system] char_type('I', space)
   Fail: (228) [system] char_type('I', space)
   Call: (228) [system] char_type('I', cntrl)
   Fail: (228) [system] char_type('I', cntrl)
^  Fail: (227) [user] is_like_space('I')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1111320)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'=')'
   Fail: (226) [system] 'I'=')'
   Call: (226) [system] 'I'=end_of_file
   Fail: (226) [system] 'I'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _1116890)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1118748)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'I')
   Call: (228) [system] 'I'=(;)
   Fail: (228) [system] 'I'=(;)
^  Call: (228) [user] is_like_space('I')
   Call: (229) [system] char_type('I', 'white')
   Fail: (229) [system] char_type('I', 'white')
   Call: (229) [system] char_type('I', end_of_line)
   Fail: (229) [system] char_type('I', end_of_line)
   Call: (229) [system] char_type('I', space)
   Fail: (229) [system] char_type('I', space)
   Call: (229) [system] char_type('I', cntrl)
   Fail: (229) [system] char_type('I', cntrl)
^  Fail: (228) [user] is_like_space('I')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _1132902)
   Exit: (227) [system] get_char((0x55798e5fad60), 'I')
   Call: (227) [system] 'I'='('
   Fail: (227) [system] 'I'='('
   Call: (227) [system] 'I'='['
   Fail: (227) [system] 'I'='['
   Call: (227) [system] 'I'='{'
   Fail: (227) [system] 'I'='{'
   Call: (227) [system] 'I'='"'
   Fail: (227) [system] 'I'='"'
   Call: (227) [system] 'I'=!
   Fail: (227) [system] 'I'=!
   Call: (227) [system] 'I'='\''
   Fail: (227) [system] 'I'='\''
   Call: (227) [system] 'I'='`'
   Fail: (227) [system] 'I'='`'
   Call: (227) [system] 'I'=end_of_file
   Fail: (227) [system] 'I'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1116890)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1150544)
   Call: (229) [system] peek_char((0x55798e5fad60), _1151478)
   Exit: (229) [system] peek_char((0x55798e5fad60), m)
^  Call: (229) [user] is_delimiter(m)
   Call: (230) [system] char_type(m, space)
   Fail: (230) [system] char_type(m, space)
   Call: (230) [system] arg(_1156198, v('(', ')', end_of_file), m)
   Fail: (230) [system] arg(_1157130, v('(', ')', end_of_file), m)
^  Fail: (229) [user] is_delimiter(m)
   Call: (229) [system] ')'==m
   Fail: (229) [system] ')'==m
   Call: (229) [system] get_char((0x55798e5fad60), m)
   Exit: (229) [system] get_char((0x55798e5fad60), m)
   Call: (229) [system] m=(\)
   Fail: (229) [system] m=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1164480)
   Call: (230) [system] peek_char((0x55798e5fad60), _1165414)
   Exit: (230) [system] peek_char((0x55798e5fad60), p)
^  Call: (230) [user] is_delimiter(p)
   Call: (231) [system] char_type(p, space)
   Fail: (231) [system] char_type(p, space)
   Call: (231) [system] arg(_1170134, v('(', ')', end_of_file), p)
   Fail: (231) [system] arg(_1171066, v('(', ')', end_of_file), p)
^  Fail: (230) [user] is_delimiter(p)
   Call: (230) [system] ')'==p
   Fail: (230) [system] ')'==p
   Call: (230) [system] get_char((0x55798e5fad60), p)
   Exit: (230) [system] get_char((0x55798e5fad60), p)
   Call: (230) [system] p=(\)
   Fail: (230) [system] p=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1178416)
   Call: (231) [system] peek_char((0x55798e5fad60), _1179350)
   Exit: (231) [system] peek_char((0x55798e5fad60), l)
^  Call: (231) [user] is_delimiter(l)
   Call: (232) [system] char_type(l, space)
   Fail: (232) [system] char_type(l, space)
   Call: (232) [system] arg(_1184070, v('(', ')', end_of_file), l)
   Fail: (232) [system] arg(_1185002, v('(', ')', end_of_file), l)
^  Fail: (231) [user] is_delimiter(l)
   Call: (231) [system] ')'==l
   Fail: (231) [system] ')'==l
   Call: (231) [system] get_char((0x55798e5fad60), l)
   Exit: (231) [system] get_char((0x55798e5fad60), l)
   Call: (231) [system] l=(\)
   Fail: (231) [system] l=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1192352)
   Call: (232) [system] peek_char((0x55798e5fad60), _1193286)
   Exit: (232) [system] peek_char((0x55798e5fad60), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_1198006, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_1198938, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55798e5fad60), i)
   Exit: (232) [system] get_char((0x55798e5fad60), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1206288)
   Call: (233) [system] peek_char((0x55798e5fad60), _1207222)
   Exit: (233) [system] peek_char((0x55798e5fad60), c)
^  Call: (233) [user] is_delimiter(c)
   Call: (234) [system] char_type(c, space)
   Fail: (234) [system] char_type(c, space)
   Call: (234) [system] arg(_1211942, v('(', ')', end_of_file), c)
   Fail: (234) [system] arg(_1212874, v('(', ')', end_of_file), c)
^  Fail: (233) [user] is_delimiter(c)
   Call: (233) [system] ')'==c
   Fail: (233) [system] ')'==c
   Call: (233) [system] get_char((0x55798e5fad60), c)
   Exit: (233) [system] get_char((0x55798e5fad60), c)
   Call: (233) [system] c=(\)
   Fail: (233) [system] c=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1220224)
   Call: (234) [system] peek_char((0x55798e5fad60), _1221158)
   Exit: (234) [system] peek_char((0x55798e5fad60), a)
^  Call: (234) [user] is_delimiter(a)
   Call: (235) [system] char_type(a, space)
   Fail: (235) [system] char_type(a, space)
   Call: (235) [system] arg(_1225878, v('(', ')', end_of_file), a)
   Fail: (235) [system] arg(_1226810, v('(', ')', end_of_file), a)
^  Fail: (234) [user] is_delimiter(a)
   Call: (234) [system] ')'==a
   Fail: (234) [system] ')'==a
   Call: (234) [system] get_char((0x55798e5fad60), a)
   Exit: (234) [system] get_char((0x55798e5fad60), a)
   Call: (234) [system] a=(\)
   Fail: (234) [system] a=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1234160)
   Call: (235) [system] peek_char((0x55798e5fad60), _1235094)
   Exit: (235) [system] peek_char((0x55798e5fad60), t)
^  Call: (235) [user] is_delimiter(t)
   Call: (236) [system] char_type(t, space)
   Fail: (236) [system] char_type(t, space)
   Call: (236) [system] arg(_1239814, v('(', ')', end_of_file), t)
   Fail: (236) [system] arg(_1240746, v('(', ')', end_of_file), t)
^  Fail: (235) [user] is_delimiter(t)
   Call: (235) [system] ')'==t
   Fail: (235) [system] ')'==t
   Call: (235) [system] get_char((0x55798e5fad60), t)
   Exit: (235) [system] get_char((0x55798e5fad60), t)
   Call: (235) [system] t=(\)
   Fail: (235) [system] t=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1248096)
   Call: (236) [system] peek_char((0x55798e5fad60), _1249030)
   Exit: (236) [system] peek_char((0x55798e5fad60), i)
^  Call: (236) [user] is_delimiter(i)
   Call: (237) [system] char_type(i, space)
   Fail: (237) [system] char_type(i, space)
   Call: (237) [system] arg(_1253750, v('(', ')', end_of_file), i)
   Fail: (237) [system] arg(_1254682, v('(', ')', end_of_file), i)
^  Fail: (236) [user] is_delimiter(i)
   Call: (236) [system] ')'==i
   Fail: (236) [system] ')'==i
   Call: (236) [system] get_char((0x55798e5fad60), i)
   Exit: (236) [system] get_char((0x55798e5fad60), i)
   Call: (236) [system] i=(\)
   Fail: (236) [system] i=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1262032)
   Call: (237) [system] peek_char((0x55798e5fad60), _1262966)
   Exit: (237) [system] peek_char((0x55798e5fad60), o)
^  Call: (237) [user] is_delimiter(o)
   Call: (238) [system] char_type(o, space)
   Fail: (238) [system] char_type(o, space)
   Call: (238) [system] arg(_1267686, v('(', ')', end_of_file), o)
   Fail: (238) [system] arg(_1268618, v('(', ')', end_of_file), o)
^  Fail: (237) [user] is_delimiter(o)
   Call: (237) [system] ')'==o
   Fail: (237) [system] ')'==o
   Call: (237) [system] get_char((0x55798e5fad60), o)
   Exit: (237) [system] get_char((0x55798e5fad60), o)
   Call: (237) [system] o=(\)
   Fail: (237) [system] o=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1275968)
   Call: (238) [system] peek_char((0x55798e5fad60), _1276902)
   Exit: (238) [system] peek_char((0x55798e5fad60), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_1281622, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_1282554, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55798e5fad60), n)
   Exit: (238) [system] get_char((0x55798e5fad60), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1289904)
   Call: (239) [system] peek_char((0x55798e5fad60), _1290838)
   Exit: (239) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (239) [user] is_delimiter(' ')
   Call: (240) [system] char_type(' ', space)
   Exit: (240) [system] char_type(' ', space)
^  Exit: (239) [user] is_delimiter(' ')
   Call: (239) [system] _1289904=[]
   Exit: (239) [system] []=[]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (238) [system] _1275968=[n]
   Exit: (238) [system] [n]=[n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (237) [system] _1262032=[o, n]
   Exit: (237) [system] [o, n]=[o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (236) [system] _1248096=[i, o, n]
   Exit: (236) [system] [i, o, n]=[i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (235) [system] _1234160=[t, i, o, n]
   Exit: (235) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (234) [system] _1220224=[a, t, i, o, n]
   Exit: (234) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (233) [system] _1206288=[c, a, t, i, o, n]
   Exit: (233) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (232) [system] _1192352=[i, c, a, t, i, o, n]
   Exit: (232) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (231) [system] _1178416=[l, i, c, a, t, i, o, n]
   Exit: (231) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (230) [system] _1164480=[p, l, i, c, a, t, i, o, n]
   Exit: (230) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (229) [system] _1150544=[m, p, l, i, c, a, t, i, o, n]
   Exit: (229) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (228) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1116890)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1328088, _1328090), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1116890), _1328064, fail)), '$restore_trace'(_1328088, _1328090))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1328088, _1328090))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1116890), _1328064, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_1116890)
   Fail: (229) [system] atomic(_1116890)
   Call: (229) [system] atom_chars(_1116890, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (229) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (228) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1337464)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1339322)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _1347060)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1349764)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1364842)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=')'
   Fail: (227) [system] '('=')'
   Call: (227) [system] '('=end_of_file
   Fail: (227) [system] '('=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _1370412)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1372270)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _1386424)
   Exit: (228) [system] get_char((0x55798e5fad60), '(')
   Call: (228) [system] '('='('
   Exit: (228) [system] '('='('
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1370412)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1391994)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'O')
   Call: (230) [system] 'O'=(;)
   Fail: (230) [system] 'O'=(;)
^  Call: (230) [user] is_like_space('O')
   Call: (231) [system] char_type('O', 'white')
   Fail: (231) [system] char_type('O', 'white')
   Call: (231) [system] char_type('O', end_of_line)
   Fail: (231) [system] char_type('O', end_of_line)
   Call: (231) [system] char_type('O', space)
   Fail: (231) [system] char_type('O', space)
   Call: (231) [system] char_type('O', cntrl)
   Fail: (231) [system] char_type('O', cntrl)
^  Fail: (230) [user] is_like_space('O')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1406148)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'O')
   Call: (229) [system] 'O'=')'
   Fail: (229) [system] 'O'=')'
   Call: (229) [system] 'O'=end_of_file
   Fail: (229) [system] 'O'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _1411718)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1413576)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'O')
   Call: (231) [system] 'O'=(;)
   Fail: (231) [system] 'O'=(;)
^  Call: (231) [user] is_like_space('O')
   Call: (232) [system] char_type('O', 'white')
   Fail: (232) [system] char_type('O', 'white')
   Call: (232) [system] char_type('O', end_of_line)
   Fail: (232) [system] char_type('O', end_of_line)
   Call: (232) [system] char_type('O', space)
   Fail: (232) [system] char_type('O', space)
   Call: (232) [system] char_type('O', cntrl)
   Fail: (232) [system] char_type('O', cntrl)
^  Fail: (231) [user] is_like_space('O')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _1427730)
   Exit: (230) [system] get_char((0x55798e5fad60), 'O')
   Call: (230) [system] 'O'='('
   Fail: (230) [system] 'O'='('
   Call: (230) [system] 'O'='['
   Fail: (230) [system] 'O'='['
   Call: (230) [system] 'O'='{'
   Fail: (230) [system] 'O'='{'
   Call: (230) [system] 'O'='"'
   Fail: (230) [system] 'O'='"'
   Call: (230) [system] 'O'=!
   Fail: (230) [system] 'O'=!
   Call: (230) [system] 'O'='\''
   Fail: (230) [system] 'O'='\''
   Call: (230) [system] 'O'='`'
   Fail: (230) [system] 'O'='`'
   Call: (230) [system] 'O'=end_of_file
   Fail: (230) [system] 'O'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1411718)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1445372)
   Call: (232) [system] peek_char((0x55798e5fad60), _1446306)
   Exit: (232) [system] peek_char((0x55798e5fad60), r)
^  Call: (232) [user] is_delimiter(r)
   Call: (233) [system] char_type(r, space)
   Fail: (233) [system] char_type(r, space)
   Call: (233) [system] arg(_1451026, v('(', ')', end_of_file), r)
   Fail: (233) [system] arg(_1451958, v('(', ')', end_of_file), r)
^  Fail: (232) [user] is_delimiter(r)
   Call: (232) [system] ')'==r
   Fail: (232) [system] ')'==r
   Call: (232) [system] get_char((0x55798e5fad60), r)
   Exit: (232) [system] get_char((0x55798e5fad60), r)
   Call: (232) [system] r=(\)
   Fail: (232) [system] r=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1459308)
   Call: (233) [system] peek_char((0x55798e5fad60), _1460242)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (233) [user] is_delimiter('L')
   Call: (234) [system] char_type('L', space)
   Fail: (234) [system] char_type('L', space)
   Call: (234) [system] arg(_1464962, v('(', ')', end_of_file), 'L')
   Fail: (234) [system] arg(_1465894, v('(', ')', end_of_file), 'L')
^  Fail: (233) [user] is_delimiter('L')
   Call: (233) [system] ')'=='L'
   Fail: (233) [system] ')'=='L'
   Call: (233) [system] get_char((0x55798e5fad60), 'L')
   Exit: (233) [system] get_char((0x55798e5fad60), 'L')
   Call: (233) [system] 'L'=(\)
   Fail: (233) [system] 'L'=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1473244)
   Call: (234) [system] peek_char((0x55798e5fad60), _1474178)
   Exit: (234) [system] peek_char((0x55798e5fad60), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_1478898, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_1479830, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55798e5fad60), i)
   Exit: (234) [system] get_char((0x55798e5fad60), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1487180)
   Call: (235) [system] peek_char((0x55798e5fad60), _1488114)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_1492834, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_1493766, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1501116)
   Call: (236) [system] peek_char((0x55798e5fad60), _1502050)
   Exit: (236) [system] peek_char((0x55798e5fad60), k)
^  Call: (236) [user] is_delimiter(k)
   Call: (237) [system] char_type(k, space)
   Fail: (237) [system] char_type(k, space)
   Call: (237) [system] arg(_1506770, v('(', ')', end_of_file), k)
   Fail: (237) [system] arg(_1507702, v('(', ')', end_of_file), k)
^  Fail: (236) [user] is_delimiter(k)
   Call: (236) [system] ')'==k
   Fail: (236) [system] ')'==k
   Call: (236) [system] get_char((0x55798e5fad60), k)
   Exit: (236) [system] get_char((0x55798e5fad60), k)
   Call: (236) [system] k=(\)
   Fail: (236) [system] k=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1515052)
   Call: (237) [system] peek_char((0x55798e5fad60), _1515986)
   Exit: (237) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (237) [user] is_delimiter(' ')
   Call: (238) [system] char_type(' ', space)
   Exit: (238) [system] char_type(' ', space)
^  Exit: (237) [user] is_delimiter(' ')
   Call: (237) [system] _1515052=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (236) [system] _1501116=[k]
   Exit: (236) [system] [k]=[k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (235) [system] _1487180=[n, k]
   Exit: (235) [system] [n, k]=[n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (234) [system] _1473244=[i, n, k]
   Exit: (234) [system] [i, n, k]=[i, n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (233) [system] _1459308=['L', i, n, k]
   Exit: (233) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (232) [system] _1445372=[r, 'L', i, n, k]
   Exit: (232) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (231) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1411718)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_1539266, _1539268), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1411718), _1539242, fail)), '$restore_trace'(_1539266, _1539268))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_1539266, _1539268))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1411718), _1539242, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_1411718)
   Fail: (232) [system] atomic(_1411718)
   Call: (232) [system] atom_chars(_1411718, ['O', r, 'L', i, n, k])
   Exit: (232) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (231) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _1548642)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1550500)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55798e5fad60), _1558238)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1560942)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'C')
   Call: (232) [system] 'C'=(;)
   Fail: (232) [system] 'C'=(;)
^  Call: (232) [user] is_like_space('C')
   Call: (233) [system] char_type('C', 'white')
   Fail: (233) [system] char_type('C', 'white')
   Call: (233) [system] char_type('C', end_of_line)
   Fail: (233) [system] char_type('C', end_of_line)
   Call: (233) [system] char_type('C', space)
   Fail: (233) [system] char_type('C', space)
   Call: (233) [system] char_type('C', cntrl)
   Fail: (233) [system] char_type('C', cntrl)
^  Fail: (232) [user] is_like_space('C')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1576020)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'C')
   Call: (230) [system] 'C'=')'
   Fail: (230) [system] 'C'=')'
   Call: (230) [system] 'C'=end_of_file
   Fail: (230) [system] 'C'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _1581590)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1583448)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'C')
   Call: (232) [system] 'C'=(;)
   Fail: (232) [system] 'C'=(;)
^  Call: (232) [user] is_like_space('C')
   Call: (233) [system] char_type('C', 'white')
   Fail: (233) [system] char_type('C', 'white')
   Call: (233) [system] char_type('C', end_of_line)
   Fail: (233) [system] char_type('C', end_of_line)
   Call: (233) [system] char_type('C', space)
   Fail: (233) [system] char_type('C', space)
   Call: (233) [system] char_type('C', cntrl)
   Fail: (233) [system] char_type('C', cntrl)
^  Fail: (232) [user] is_like_space('C')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _1597602)
   Exit: (231) [system] get_char((0x55798e5fad60), 'C')
   Call: (231) [system] 'C'='('
   Fail: (231) [system] 'C'='('
   Call: (231) [system] 'C'='['
   Fail: (231) [system] 'C'='['
   Call: (231) [system] 'C'='{'
   Fail: (231) [system] 'C'='{'
   Call: (231) [system] 'C'='"'
   Fail: (231) [system] 'C'='"'
   Call: (231) [system] 'C'=!
   Fail: (231) [system] 'C'=!
   Call: (231) [system] 'C'='\''
   Fail: (231) [system] 'C'='\''
   Call: (231) [system] 'C'='`'
   Fail: (231) [system] 'C'='`'
   Call: (231) [system] 'C'=end_of_file
   Fail: (231) [system] 'C'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1581590)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1615244)
   Call: (233) [system] peek_char((0x55798e5fad60), _1616178)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _1615244=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (232) [user] classify_and_convert_charseq('C', [], _1581590)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_1625488, _1625490), once(user:catch(read_from_chars(['C'], _1581590), _1625464, fail)), '$restore_trace'(_1625488, _1625490))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_1625488, _1625490))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1581590), _1625464, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_1581590)
   Fail: (233) [system] atomic(_1581590)
   Call: (233) [system] atom_chars(_1581590, ['C'])
   Exit: (233) [system] atom_chars('C', ['C'])
^  Exit: (232) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _1634864)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1636722)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
   Call: (232) [system] ' '=(;)
   Fail: (232) [system] ' '=(;)
^  Call: (232) [user] is_like_space(' ')
   Call: (233) [system] char_type(' ', 'white')
   Exit: (233) [system] char_type(' ', 'white')
^  Exit: (232) [user] is_like_space(' ')
   Call: (232) [system] get_char((0x55798e5fad60), _1644460)
   Exit: (232) [system] get_char((0x55798e5fad60), ' ')
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1647164)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'D')
   Call: (233) [system] 'D'=(;)
   Fail: (233) [system] 'D'=(;)
^  Call: (233) [user] is_like_space('D')
   Call: (234) [system] char_type('D', 'white')
   Fail: (234) [system] char_type('D', 'white')
   Call: (234) [system] char_type('D', end_of_line)
   Fail: (234) [system] char_type('D', end_of_line)
   Call: (234) [system] char_type('D', space)
   Fail: (234) [system] char_type('D', space)
   Call: (234) [system] char_type('D', cntrl)
   Fail: (234) [system] char_type('D', cntrl)
^  Fail: (233) [user] is_like_space('D')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1662242)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'D')
   Call: (231) [system] 'D'=')'
   Fail: (231) [system] 'D'=')'
   Call: (231) [system] 'D'=end_of_file
   Fail: (231) [system] 'D'=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55798e5fad60), _1667812)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1669670)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'D')
   Call: (233) [system] 'D'=(;)
   Fail: (233) [system] 'D'=(;)
^  Call: (233) [user] is_like_space('D')
   Call: (234) [system] char_type('D', 'white')
   Fail: (234) [system] char_type('D', 'white')
   Call: (234) [system] char_type('D', end_of_line)
   Fail: (234) [system] char_type('D', end_of_line)
   Call: (234) [system] char_type('D', space)
   Fail: (234) [system] char_type('D', space)
   Call: (234) [system] char_type('D', cntrl)
   Fail: (234) [system] char_type('D', cntrl)
^  Fail: (233) [user] is_like_space('D')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] get_char((0x55798e5fad60), _1683824)
   Exit: (232) [system] get_char((0x55798e5fad60), 'D')
   Call: (232) [system] 'D'='('
   Fail: (232) [system] 'D'='('
   Call: (232) [system] 'D'='['
   Fail: (232) [system] 'D'='['
   Call: (232) [system] 'D'='{'
   Fail: (232) [system] 'D'='{'
   Call: (232) [system] 'D'='"'
   Fail: (232) [system] 'D'='"'
   Call: (232) [system] 'D'=!
   Fail: (232) [system] 'D'=!
   Call: (232) [system] 'D'='\''
   Fail: (232) [system] 'D'='\''
   Call: (232) [system] 'D'='`'
   Fail: (232) [system] 'D'='`'
   Call: (232) [system] 'D'=end_of_file
   Fail: (232) [system] 'D'=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1667812)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1701466)
   Call: (234) [system] peek_char((0x55798e5fad60), _1702400)
   Exit: (234) [system] peek_char((0x55798e5fad60), ')')
^  Call: (234) [user] is_delimiter(')')
   Call: (235) [system] char_type(')', space)
   Fail: (235) [system] char_type(')', space)
   Call: (235) [system] arg(_1707120, v('(', ')', end_of_file), ')')
   Exit: (235) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (234) [user] is_delimiter(')')
   Call: (234) [system] _1701466=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (233) [user] classify_and_convert_charseq('D', [], _1667812)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_1713582, _1713584), once(user:catch(read_from_chars(['D'], _1667812), _1713558, fail)), '$restore_trace'(_1713582, _1713584))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_1713582, _1713584))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _1667812), _1713558, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(_1667812)
   Fail: (234) [system] atomic(_1667812)
   Call: (234) [system] atom_chars(_1667812, ['D'])
   Exit: (234) [system] atom_chars('D', ['D'])
^  Exit: (233) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (232) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (231) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _1722958)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1724816)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
   Call: (233) [system] ')'=(;)
   Fail: (233) [system] ')'=(;)
^  Call: (233) [user] is_like_space(')')
   Call: (234) [system] char_type(')', 'white')
   Fail: (234) [system] char_type(')', 'white')
   Call: (234) [system] char_type(')', end_of_line)
   Fail: (234) [system] char_type(')', end_of_line)
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] char_type(')', cntrl)
   Fail: (234) [system] char_type(')', cntrl)
^  Fail: (233) [user] is_like_space(')')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1738970)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
   Call: (232) [system] ')'=')'
   Exit: (232) [system] ')'=')'
   Call: (232) [system] get_char((0x55798e5fad60), _1742760)
   Exit: (232) [system] get_char((0x55798e5fad60), ')')
   Call: (232) [system] _1722958=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), [])
   Call: (231) [system] _1634864=['D']
   Exit: (231) [system] ['D']=['D']
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (230) [system] _1548642=['C', 'D']
   Exit: (230) [system] ['C', 'D']=['C', 'D']
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (229) [system] _1370412=['OrLink', 'C', 'D']
   Exit: (229) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1756642)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1758500)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _1766238)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1768942)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'E')
   Call: (230) [system] 'E'=(;)
   Fail: (230) [system] 'E'=(;)
^  Call: (230) [user] is_like_space('E')
   Call: (231) [system] char_type('E', 'white')
   Fail: (231) [system] char_type('E', 'white')
   Call: (231) [system] char_type('E', end_of_line)
   Fail: (231) [system] char_type('E', end_of_line)
   Call: (231) [system] char_type('E', space)
   Fail: (231) [system] char_type('E', space)
   Call: (231) [system] char_type('E', cntrl)
   Fail: (231) [system] char_type('E', cntrl)
^  Fail: (230) [user] is_like_space('E')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1784020)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'E')
   Call: (228) [system] 'E'=')'
   Fail: (228) [system] 'E'=')'
   Call: (228) [system] 'E'=end_of_file
   Fail: (228) [system] 'E'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _1789590)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1791448)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'E')
   Call: (230) [system] 'E'=(;)
   Fail: (230) [system] 'E'=(;)
^  Call: (230) [user] is_like_space('E')
   Call: (231) [system] char_type('E', 'white')
   Fail: (231) [system] char_type('E', 'white')
   Call: (231) [system] char_type('E', end_of_line)
   Fail: (231) [system] char_type('E', end_of_line)
   Call: (231) [system] char_type('E', space)
   Fail: (231) [system] char_type('E', space)
   Call: (231) [system] char_type('E', cntrl)
   Fail: (231) [system] char_type('E', cntrl)
^  Fail: (230) [user] is_like_space('E')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _1805602)
   Exit: (229) [system] get_char((0x55798e5fad60), 'E')
   Call: (229) [system] 'E'='('
   Fail: (229) [system] 'E'='('
   Call: (229) [system] 'E'='['
   Fail: (229) [system] 'E'='['
   Call: (229) [system] 'E'='{'
   Fail: (229) [system] 'E'='{'
   Call: (229) [system] 'E'='"'
   Fail: (229) [system] 'E'='"'
   Call: (229) [system] 'E'=!
   Fail: (229) [system] 'E'=!
   Call: (229) [system] 'E'='\''
   Fail: (229) [system] 'E'='\''
   Call: (229) [system] 'E'='`'
   Fail: (229) [system] 'E'='`'
   Call: (229) [system] 'E'=end_of_file
   Fail: (229) [system] 'E'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'E', _1789590)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1823244)
   Call: (231) [system] peek_char((0x55798e5fad60), _1824178)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
^  Call: (231) [user] is_delimiter(')')
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] arg(_1828898, v('(', ')', end_of_file), ')')
   Exit: (232) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (231) [user] is_delimiter(')')
   Call: (231) [system] _1823244=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (230) [user] classify_and_convert_charseq('E', [], _1789590)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1835360, _1835362), once(user:catch(read_from_chars(['E'], _1789590), _1835336, fail)), '$restore_trace'(_1835360, _1835362))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1835360, _1835362))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _1789590), _1835336, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1789590)
   Fail: (231) [system] atomic(_1789590)
   Call: (231) [system] atom_chars(_1789590, ['E'])
   Exit: (231) [system] atom_chars('E', ['E'])
^  Exit: (230) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1844736)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1846594)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=(;)
   Fail: (230) [system] ')'=(;)
^  Call: (230) [user] is_like_space(')')
   Call: (231) [system] char_type(')', 'white')
   Fail: (231) [system] char_type(')', 'white')
   Call: (231) [system] char_type(')', end_of_line)
   Fail: (231) [system] char_type(')', end_of_line)
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] char_type(')', cntrl)
   Fail: (231) [system] char_type(')', cntrl)
^  Fail: (230) [user] is_like_space(')')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1860748)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=')'
   Exit: (229) [system] ')'=')'
   Call: (229) [system] get_char((0x55798e5fad60), _1864538)
   Exit: (229) [system] get_char((0x55798e5fad60), ')')
   Call: (229) [system] _1844736=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), [])
   Call: (228) [system] _1756642=['E']
   Exit: (228) [system] ['E']=['E']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (227) [system] _1337464=[['OrLink', 'C', 'D'], 'E']
   Exit: (227) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (226) [system] _1075584=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (226) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1878420)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1880278)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _1888016)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1890720)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1905798)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=')'
   Fail: (225) [system] '('=')'
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1911368)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1913226)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1927380)
   Exit: (226) [system] get_char((0x55798e5fad60), '(')
   Call: (226) [system] '('='('
   Exit: (226) [system] '('='('
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1911368)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1932950)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'I')
   Call: (228) [system] 'I'=(;)
   Fail: (228) [system] 'I'=(;)
^  Call: (228) [user] is_like_space('I')
   Call: (229) [system] char_type('I', 'white')
   Fail: (229) [system] char_type('I', 'white')
   Call: (229) [system] char_type('I', end_of_line)
   Fail: (229) [system] char_type('I', end_of_line)
   Call: (229) [system] char_type('I', space)
   Fail: (229) [system] char_type('I', space)
   Call: (229) [system] char_type('I', cntrl)
   Fail: (229) [system] char_type('I', cntrl)
^  Fail: (228) [user] is_like_space('I')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1947104)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'I')
   Call: (227) [system] 'I'=')'
   Fail: (227) [system] 'I'=')'
   Call: (227) [system] 'I'=end_of_file
   Fail: (227) [system] 'I'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _1952674)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1954532)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'I')
   Call: (229) [system] 'I'=(;)
   Fail: (229) [system] 'I'=(;)
^  Call: (229) [user] is_like_space('I')
   Call: (230) [system] char_type('I', 'white')
   Fail: (230) [system] char_type('I', 'white')
   Call: (230) [system] char_type('I', end_of_line)
   Fail: (230) [system] char_type('I', end_of_line)
   Call: (230) [system] char_type('I', space)
   Fail: (230) [system] char_type('I', space)
   Call: (230) [system] char_type('I', cntrl)
   Fail: (230) [system] char_type('I', cntrl)
^  Fail: (229) [user] is_like_space('I')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _1968686)
   Exit: (228) [system] get_char((0x55798e5fad60), 'I')
   Call: (228) [system] 'I'='('
   Fail: (228) [system] 'I'='('
   Call: (228) [system] 'I'='['
   Fail: (228) [system] 'I'='['
   Call: (228) [system] 'I'='{'
   Fail: (228) [system] 'I'='{'
   Call: (228) [system] 'I'='"'
   Fail: (228) [system] 'I'='"'
   Call: (228) [system] 'I'=!
   Fail: (228) [system] 'I'=!
   Call: (228) [system] 'I'='\''
   Fail: (228) [system] 'I'='\''
   Call: (228) [system] 'I'='`'
   Fail: (228) [system] 'I'='`'
   Call: (228) [system] 'I'=end_of_file
   Fail: (228) [system] 'I'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1952674)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1986328)
   Call: (230) [system] peek_char((0x55798e5fad60), _1987262)
   Exit: (230) [system] peek_char((0x55798e5fad60), m)
^  Call: (230) [user] is_delimiter(m)
   Call: (231) [system] char_type(m, space)
   Fail: (231) [system] char_type(m, space)
   Call: (231) [system] arg(_1991982, v('(', ')', end_of_file), m)
   Fail: (231) [system] arg(_1992914, v('(', ')', end_of_file), m)
^  Fail: (230) [user] is_delimiter(m)
   Call: (230) [system] ')'==m
   Fail: (230) [system] ')'==m
   Call: (230) [system] get_char((0x55798e5fad60), m)
   Exit: (230) [system] get_char((0x55798e5fad60), m)
   Call: (230) [system] m=(\)
   Fail: (230) [system] m=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _2000264)
   Call: (231) [system] peek_char((0x55798e5fad60), _2001198)
   Exit: (231) [system] peek_char((0x55798e5fad60), p)
^  Call: (231) [user] is_delimiter(p)
   Call: (232) [system] char_type(p, space)
   Fail: (232) [system] char_type(p, space)
   Call: (232) [system] arg(_2005918, v('(', ')', end_of_file), p)
   Fail: (232) [system] arg(_2006850, v('(', ')', end_of_file), p)
^  Fail: (231) [user] is_delimiter(p)
   Call: (231) [system] ')'==p
   Fail: (231) [system] ')'==p
   Call: (231) [system] get_char((0x55798e5fad60), p)
   Exit: (231) [system] get_char((0x55798e5fad60), p)
   Call: (231) [system] p=(\)
   Fail: (231) [system] p=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _2014200)
   Call: (232) [system] peek_char((0x55798e5fad60), _2015134)
   Exit: (232) [system] peek_char((0x55798e5fad60), l)
^  Call: (232) [user] is_delimiter(l)
   Call: (233) [system] char_type(l, space)
   Fail: (233) [system] char_type(l, space)
   Call: (233) [system] arg(_2019854, v('(', ')', end_of_file), l)
   Fail: (233) [system] arg(_2020786, v('(', ')', end_of_file), l)
^  Fail: (232) [user] is_delimiter(l)
   Call: (232) [system] ')'==l
   Fail: (232) [system] ')'==l
   Call: (232) [system] get_char((0x55798e5fad60), l)
   Exit: (232) [system] get_char((0x55798e5fad60), l)
   Call: (232) [system] l=(\)
   Fail: (232) [system] l=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _2028136)
   Call: (233) [system] peek_char((0x55798e5fad60), _2029070)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_2033790, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_2034722, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _2042072)
   Call: (234) [system] peek_char((0x55798e5fad60), _2043006)
   Exit: (234) [system] peek_char((0x55798e5fad60), c)
^  Call: (234) [user] is_delimiter(c)
   Call: (235) [system] char_type(c, space)
   Fail: (235) [system] char_type(c, space)
   Call: (235) [system] arg(_2047726, v('(', ')', end_of_file), c)
   Fail: (235) [system] arg(_2048658, v('(', ')', end_of_file), c)
^  Fail: (234) [user] is_delimiter(c)
   Call: (234) [system] ')'==c
   Fail: (234) [system] ')'==c
   Call: (234) [system] get_char((0x55798e5fad60), c)
   Exit: (234) [system] get_char((0x55798e5fad60), c)
   Call: (234) [system] c=(\)
   Fail: (234) [system] c=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _2056008)
   Call: (235) [system] peek_char((0x55798e5fad60), _2056942)
   Exit: (235) [system] peek_char((0x55798e5fad60), a)
^  Call: (235) [user] is_delimiter(a)
   Call: (236) [system] char_type(a, space)
   Fail: (236) [system] char_type(a, space)
   Call: (236) [system] arg(_2061662, v('(', ')', end_of_file), a)
   Fail: (236) [system] arg(_2062594, v('(', ')', end_of_file), a)
^  Fail: (235) [user] is_delimiter(a)
   Call: (235) [system] ')'==a
   Fail: (235) [system] ')'==a
   Call: (235) [system] get_char((0x55798e5fad60), a)
   Exit: (235) [system] get_char((0x55798e5fad60), a)
   Call: (235) [system] a=(\)
   Fail: (235) [system] a=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _2069944)
   Call: (236) [system] peek_char((0x55798e5fad60), _2070878)
   Exit: (236) [system] peek_char((0x55798e5fad60), t)
^  Call: (236) [user] is_delimiter(t)
   Call: (237) [system] char_type(t, space)
   Fail: (237) [system] char_type(t, space)
   Call: (237) [system] arg(_2075598, v('(', ')', end_of_file), t)
   Fail: (237) [system] arg(_2076530, v('(', ')', end_of_file), t)
^  Fail: (236) [user] is_delimiter(t)
   Call: (236) [system] ')'==t
   Fail: (236) [system] ')'==t
   Call: (236) [system] get_char((0x55798e5fad60), t)
   Exit: (236) [system] get_char((0x55798e5fad60), t)
   Call: (236) [system] t=(\)
   Fail: (236) [system] t=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _2083880)
   Call: (237) [system] peek_char((0x55798e5fad60), _2084814)
   Exit: (237) [system] peek_char((0x55798e5fad60), i)
^  Call: (237) [user] is_delimiter(i)
   Call: (238) [system] char_type(i, space)
   Fail: (238) [system] char_type(i, space)
   Call: (238) [system] arg(_2089534, v('(', ')', end_of_file), i)
   Fail: (238) [system] arg(_2090466, v('(', ')', end_of_file), i)
^  Fail: (237) [user] is_delimiter(i)
   Call: (237) [system] ')'==i
   Fail: (237) [system] ')'==i
   Call: (237) [system] get_char((0x55798e5fad60), i)
   Exit: (237) [system] get_char((0x55798e5fad60), i)
   Call: (237) [system] i=(\)
   Fail: (237) [system] i=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _6908)
   Call: (238) [system] peek_char((0x55798e5fad60), _7842)
   Exit: (238) [system] peek_char((0x55798e5fad60), o)
^  Call: (238) [user] is_delimiter(o)
   Call: (239) [system] char_type(o, space)
   Fail: (239) [system] char_type(o, space)
   Call: (239) [system] arg(_12562, v('(', ')', end_of_file), o)
   Fail: (239) [system] arg(_13494, v('(', ')', end_of_file), o)
^  Fail: (238) [user] is_delimiter(o)
   Call: (238) [system] ')'==o
   Fail: (238) [system] ')'==o
   Call: (238) [system] get_char((0x55798e5fad60), o)
   Exit: (238) [system] get_char((0x55798e5fad60), o)
   Call: (238) [system] o=(\)
   Fail: (238) [system] o=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _20844)
   Call: (239) [system] peek_char((0x55798e5fad60), _21778)
   Exit: (239) [system] peek_char((0x55798e5fad60), n)
^  Call: (239) [user] is_delimiter(n)
   Call: (240) [system] char_type(n, space)
   Fail: (240) [system] char_type(n, space)
   Call: (240) [system] arg(_26498, v('(', ')', end_of_file), n)
   Fail: (240) [system] arg(_27430, v('(', ')', end_of_file), n)
^  Fail: (239) [user] is_delimiter(n)
   Call: (239) [system] ')'==n
   Fail: (239) [system] ')'==n
   Call: (239) [system] get_char((0x55798e5fad60), n)
   Exit: (239) [system] get_char((0x55798e5fad60), n)
   Call: (239) [system] n=(\)
   Fail: (239) [system] n=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _34780)
   Call: (240) [system] peek_char((0x55798e5fad60), _35714)
   Exit: (240) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (240) [user] is_delimiter(' ')
   Call: (241) [system] char_type(' ', space)
   Exit: (241) [system] char_type(' ', space)
^  Exit: (240) [user] is_delimiter(' ')
   Call: (240) [system] _34780=[]
   Exit: (240) [system] []=[]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (239) [system] _20844=[n]
   Exit: (239) [system] [n]=[n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (238) [system] _6908=[o, n]
   Exit: (238) [system] [o, n]=[o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (237) [system] _6028=[i, o, n]
   Exit: (237) [system] [i, o, n]=[i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (236) [system] _6024=[t, i, o, n]
   Exit: (236) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (235) [system] _6020=[a, t, i, o, n]
   Exit: (235) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (234) [system] _6016=[c, a, t, i, o, n]
   Exit: (234) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (233) [system] _6012=[i, c, a, t, i, o, n]
   Exit: (233) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (232) [system] _6008=[l, i, c, a, t, i, o, n]
   Exit: (232) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (231) [system] _6004=[p, l, i, c, a, t, i, o, n]
   Exit: (231) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (230) [system] _6000=[m, p, l, i, c, a, t, i, o, n]
   Exit: (230) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (229) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _5996)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_72964, _72966), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _5996), _72940, fail)), '$restore_trace'(_72964, _72966))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_72964, _72966))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _5996), _72940, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_5996)
   Fail: (230) [system] atomic(_5996)
   Call: (230) [system] atom_chars(_5996, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (230) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (229) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _82340)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _84198)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _91936)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _94640)
   Exit: (230) [system] peek_char((0x55798e5fad60), '(')
   Call: (230) [system] '('=(;)
   Fail: (230) [system] '('=(;)
^  Call: (230) [user] is_like_space('(')
   Call: (231) [system] char_type('(', 'white')
   Fail: (231) [system] char_type('(', 'white')
   Call: (231) [system] char_type('(', end_of_line)
   Fail: (231) [system] char_type('(', end_of_line)
   Call: (231) [system] char_type('(', space)
   Fail: (231) [system] char_type('(', space)
   Call: (231) [system] char_type('(', cntrl)
   Fail: (231) [system] char_type('(', cntrl)
^  Fail: (230) [user] is_like_space('(')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _109718)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=')'
   Fail: (228) [system] '('=')'
   Call: (228) [system] '('=end_of_file
   Fail: (228) [system] '('=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _115288)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _117146)
   Exit: (230) [system] peek_char((0x55798e5fad60), '(')
   Call: (230) [system] '('=(;)
   Fail: (230) [system] '('=(;)
^  Call: (230) [user] is_like_space('(')
   Call: (231) [system] char_type('(', 'white')
   Fail: (231) [system] char_type('(', 'white')
   Call: (231) [system] char_type('(', end_of_line)
   Fail: (231) [system] char_type('(', end_of_line)
   Call: (231) [system] char_type('(', space)
   Fail: (231) [system] char_type('(', space)
   Call: (231) [system] char_type('(', cntrl)
   Fail: (231) [system] char_type('(', cntrl)
^  Fail: (230) [user] is_like_space('(')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _131300)
   Exit: (229) [system] get_char((0x55798e5fad60), '(')
   Call: (229) [system] '('='('
   Exit: (229) [system] '('='('
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _115288)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _136870)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'O')
   Call: (231) [system] 'O'=(;)
   Fail: (231) [system] 'O'=(;)
^  Call: (231) [user] is_like_space('O')
   Call: (232) [system] char_type('O', 'white')
   Fail: (232) [system] char_type('O', 'white')
   Call: (232) [system] char_type('O', end_of_line)
   Fail: (232) [system] char_type('O', end_of_line)
   Call: (232) [system] char_type('O', space)
   Fail: (232) [system] char_type('O', space)
   Call: (232) [system] char_type('O', cntrl)
   Fail: (232) [system] char_type('O', cntrl)
^  Fail: (231) [user] is_like_space('O')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _151024)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'O')
   Call: (230) [system] 'O'=')'
   Fail: (230) [system] 'O'=')'
   Call: (230) [system] 'O'=end_of_file
   Fail: (230) [system] 'O'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _156594)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _158452)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'O')
   Call: (232) [system] 'O'=(;)
   Fail: (232) [system] 'O'=(;)
^  Call: (232) [user] is_like_space('O')
   Call: (233) [system] char_type('O', 'white')
   Fail: (233) [system] char_type('O', 'white')
   Call: (233) [system] char_type('O', end_of_line)
   Fail: (233) [system] char_type('O', end_of_line)
   Call: (233) [system] char_type('O', space)
   Fail: (233) [system] char_type('O', space)
   Call: (233) [system] char_type('O', cntrl)
   Fail: (233) [system] char_type('O', cntrl)
^  Fail: (232) [user] is_like_space('O')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _172606)
   Exit: (231) [system] get_char((0x55798e5fad60), 'O')
   Call: (231) [system] 'O'='('
   Fail: (231) [system] 'O'='('
   Call: (231) [system] 'O'='['
   Fail: (231) [system] 'O'='['
   Call: (231) [system] 'O'='{'
   Fail: (231) [system] 'O'='{'
   Call: (231) [system] 'O'='"'
   Fail: (231) [system] 'O'='"'
   Call: (231) [system] 'O'=!
   Fail: (231) [system] 'O'=!
   Call: (231) [system] 'O'='\''
   Fail: (231) [system] 'O'='\''
   Call: (231) [system] 'O'='`'
   Fail: (231) [system] 'O'='`'
   Call: (231) [system] 'O'=end_of_file
   Fail: (231) [system] 'O'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), 'O', _156594)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _190248)
   Call: (233) [system] peek_char((0x55798e5fad60), _191182)
   Exit: (233) [system] peek_char((0x55798e5fad60), r)
^  Call: (233) [user] is_delimiter(r)
   Call: (234) [system] char_type(r, space)
   Fail: (234) [system] char_type(r, space)
   Call: (234) [system] arg(_195902, v('(', ')', end_of_file), r)
   Fail: (234) [system] arg(_196834, v('(', ')', end_of_file), r)
^  Fail: (233) [user] is_delimiter(r)
   Call: (233) [system] ')'==r
   Fail: (233) [system] ')'==r
   Call: (233) [system] get_char((0x55798e5fad60), r)
   Exit: (233) [system] get_char((0x55798e5fad60), r)
   Call: (233) [system] r=(\)
   Fail: (233) [system] r=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _204184)
   Call: (234) [system] peek_char((0x55798e5fad60), _205118)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (234) [user] is_delimiter('L')
   Call: (235) [system] char_type('L', space)
   Fail: (235) [system] char_type('L', space)
   Call: (235) [system] arg(_209838, v('(', ')', end_of_file), 'L')
   Fail: (235) [system] arg(_210770, v('(', ')', end_of_file), 'L')
^  Fail: (234) [user] is_delimiter('L')
   Call: (234) [system] ')'=='L'
   Fail: (234) [system] ')'=='L'
   Call: (234) [system] get_char((0x55798e5fad60), 'L')
   Exit: (234) [system] get_char((0x55798e5fad60), 'L')
   Call: (234) [system] 'L'=(\)
   Fail: (234) [system] 'L'=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _218120)
   Call: (235) [system] peek_char((0x55798e5fad60), _219054)
   Exit: (235) [system] peek_char((0x55798e5fad60), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_223774, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_224706, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55798e5fad60), i)
   Exit: (235) [system] get_char((0x55798e5fad60), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _232056)
   Call: (236) [system] peek_char((0x55798e5fad60), _232990)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_237710, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_238642, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _245992)
   Call: (237) [system] peek_char((0x55798e5fad60), _246926)
   Exit: (237) [system] peek_char((0x55798e5fad60), k)
^  Call: (237) [user] is_delimiter(k)
   Call: (238) [system] char_type(k, space)
   Fail: (238) [system] char_type(k, space)
   Call: (238) [system] arg(_251646, v('(', ')', end_of_file), k)
   Fail: (238) [system] arg(_252578, v('(', ')', end_of_file), k)
^  Fail: (237) [user] is_delimiter(k)
   Call: (237) [system] ')'==k
   Fail: (237) [system] ')'==k
   Call: (237) [system] get_char((0x55798e5fad60), k)
   Exit: (237) [system] get_char((0x55798e5fad60), k)
   Call: (237) [system] k=(\)
   Fail: (237) [system] k=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _259928)
   Call: (238) [system] peek_char((0x55798e5fad60), _260862)
   Exit: (238) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _259928=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (237) [system] _245992=[k]
   Exit: (237) [system] [k]=[k]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (236) [system] _232056=[n, k]
   Exit: (236) [system] [n, k]=[n, k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (235) [system] _218120=[i, n, k]
   Exit: (235) [system] [i, n, k]=[i, n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (234) [system] _204184=['L', i, n, k]
   Exit: (234) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (233) [system] _190248=[r, 'L', i, n, k]
   Exit: (233) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (232) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _156594)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_284142, _284144), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _156594), _284118, fail)), '$restore_trace'(_284142, _284144))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_284142, _284144))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _156594), _284118, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_156594)
   Fail: (233) [system] atomic(_156594)
   Call: (233) [system] atom_chars(_156594, ['O', r, 'L', i, n, k])
   Exit: (233) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (232) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _293518)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _295376)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
   Call: (232) [system] ' '=(;)
   Fail: (232) [system] ' '=(;)
^  Call: (232) [user] is_like_space(' ')
   Call: (233) [system] char_type(' ', 'white')
   Exit: (233) [system] char_type(' ', 'white')
^  Exit: (232) [user] is_like_space(' ')
   Call: (232) [system] get_char((0x55798e5fad60), _303114)
   Exit: (232) [system] get_char((0x55798e5fad60), ' ')
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _305818)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'C')
   Call: (233) [system] 'C'=(;)
   Fail: (233) [system] 'C'=(;)
^  Call: (233) [user] is_like_space('C')
   Call: (234) [system] char_type('C', 'white')
   Fail: (234) [system] char_type('C', 'white')
   Call: (234) [system] char_type('C', end_of_line)
   Fail: (234) [system] char_type('C', end_of_line)
   Call: (234) [system] char_type('C', space)
   Fail: (234) [system] char_type('C', space)
   Call: (234) [system] char_type('C', cntrl)
   Fail: (234) [system] char_type('C', cntrl)
^  Fail: (233) [user] is_like_space('C')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _320896)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'C')
   Call: (231) [system] 'C'=')'
   Fail: (231) [system] 'C'=')'
   Call: (231) [system] 'C'=end_of_file
   Fail: (231) [system] 'C'=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55798e5fad60), _326466)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _328324)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'C')
   Call: (233) [system] 'C'=(;)
   Fail: (233) [system] 'C'=(;)
^  Call: (233) [user] is_like_space('C')
   Call: (234) [system] char_type('C', 'white')
   Fail: (234) [system] char_type('C', 'white')
   Call: (234) [system] char_type('C', end_of_line)
   Fail: (234) [system] char_type('C', end_of_line)
   Call: (234) [system] char_type('C', space)
   Fail: (234) [system] char_type('C', space)
   Call: (234) [system] char_type('C', cntrl)
   Fail: (234) [system] char_type('C', cntrl)
^  Fail: (233) [user] is_like_space('C')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] get_char((0x55798e5fad60), _342478)
   Exit: (232) [system] get_char((0x55798e5fad60), 'C')
   Call: (232) [system] 'C'='('
   Fail: (232) [system] 'C'='('
   Call: (232) [system] 'C'='['
   Fail: (232) [system] 'C'='['
   Call: (232) [system] 'C'='{'
   Fail: (232) [system] 'C'='{'
   Call: (232) [system] 'C'='"'
   Fail: (232) [system] 'C'='"'
   Call: (232) [system] 'C'=!
   Fail: (232) [system] 'C'=!
   Call: (232) [system] 'C'='\''
   Fail: (232) [system] 'C'='\''
   Call: (232) [system] 'C'='`'
   Fail: (232) [system] 'C'='`'
   Call: (232) [system] 'C'=end_of_file
   Fail: (232) [system] 'C'=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55798e5fad60), 'C', _326466)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _360120)
   Call: (234) [system] peek_char((0x55798e5fad60), _361054)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _360120=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (233) [user] classify_and_convert_charseq('C', [], _326466)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_370364, _370366), once(user:catch(read_from_chars(['C'], _326466), _370340, fail)), '$restore_trace'(_370364, _370366))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_370364, _370366))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _326466), _370340, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(_326466)
   Fail: (234) [system] atomic(_326466)
   Call: (234) [system] atom_chars(_326466, ['C'])
   Exit: (234) [system] atom_chars('C', ['C'])
^  Exit: (233) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (232) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (231) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _379740)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _381598)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
   Call: (233) [system] ' '=(;)
   Fail: (233) [system] ' '=(;)
^  Call: (233) [user] is_like_space(' ')
   Call: (234) [system] char_type(' ', 'white')
   Exit: (234) [system] char_type(' ', 'white')
^  Exit: (233) [user] is_like_space(' ')
   Call: (233) [system] get_char((0x55798e5fad60), _389336)
   Exit: (233) [system] get_char((0x55798e5fad60), ' ')
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _392040)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'D')
   Call: (234) [system] 'D'=(;)
   Fail: (234) [system] 'D'=(;)
^  Call: (234) [user] is_like_space('D')
   Call: (235) [system] char_type('D', 'white')
   Fail: (235) [system] char_type('D', 'white')
   Call: (235) [system] char_type('D', end_of_line)
   Fail: (235) [system] char_type('D', end_of_line)
   Call: (235) [system] char_type('D', space)
   Fail: (235) [system] char_type('D', space)
   Call: (235) [system] char_type('D', cntrl)
   Fail: (235) [system] char_type('D', cntrl)
^  Fail: (234) [user] is_like_space('D')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _407118)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'D')
   Call: (232) [system] 'D'=')'
   Fail: (232) [system] 'D'=')'
   Call: (232) [system] 'D'=end_of_file
   Fail: (232) [system] 'D'=end_of_file
^  Call: (232) [user] cont_sexpr(')', (0x55798e5fad60), _412688)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _414546)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'D')
   Call: (234) [system] 'D'=(;)
   Fail: (234) [system] 'D'=(;)
^  Call: (234) [user] is_like_space('D')
   Call: (235) [system] char_type('D', 'white')
   Fail: (235) [system] char_type('D', 'white')
   Call: (235) [system] char_type('D', end_of_line)
   Fail: (235) [system] char_type('D', end_of_line)
   Call: (235) [system] char_type('D', space)
   Fail: (235) [system] char_type('D', space)
   Call: (235) [system] char_type('D', cntrl)
   Fail: (235) [system] char_type('D', cntrl)
^  Fail: (234) [user] is_like_space('D')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] get_char((0x55798e5fad60), _428700)
   Exit: (233) [system] get_char((0x55798e5fad60), 'D')
   Call: (233) [system] 'D'='('
   Fail: (233) [system] 'D'='('
   Call: (233) [system] 'D'='['
   Fail: (233) [system] 'D'='['
   Call: (233) [system] 'D'='{'
   Fail: (233) [system] 'D'='{'
   Call: (233) [system] 'D'='"'
   Fail: (233) [system] 'D'='"'
   Call: (233) [system] 'D'=!
   Fail: (233) [system] 'D'=!
   Call: (233) [system] 'D'='\''
   Fail: (233) [system] 'D'='\''
   Call: (233) [system] 'D'='`'
   Fail: (233) [system] 'D'='`'
   Call: (233) [system] 'D'=end_of_file
   Fail: (233) [system] 'D'=end_of_file
^  Call: (233) [user] read_symbolic(')', (0x55798e5fad60), 'D', _412688)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _446342)
   Call: (235) [system] peek_char((0x55798e5fad60), _447276)
   Exit: (235) [system] peek_char((0x55798e5fad60), ')')
^  Call: (235) [user] is_delimiter(')')
   Call: (236) [system] char_type(')', space)
   Fail: (236) [system] char_type(')', space)
   Call: (236) [system] arg(_451996, v('(', ')', end_of_file), ')')
   Exit: (236) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (235) [user] is_delimiter(')')
   Call: (235) [system] _446342=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (234) [user] classify_and_convert_charseq('D', [], _412688)
^  Call: (236) [system] setup_call_cleanup('$notrace'(_458458, _458460), once(user:catch(read_from_chars(['D'], _412688), _458434, fail)), '$restore_trace'(_458458, _458460))
^  Call: (237) [system] sig_atomic(system:'$notrace'(_458458, _458460))
^  Exit: (236) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _412688), _458434, fail)), system:'$restore_trace'(3, -1))
   Call: (235) [system] atomic(_412688)
   Fail: (235) [system] atomic(_412688)
   Call: (235) [system] atom_chars(_412688, ['D'])
   Exit: (235) [system] atom_chars('D', ['D'])
^  Exit: (234) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (233) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (232) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (232) [user] read_list(')', (0x55798e5fad60), _467834)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _469692)
   Exit: (234) [system] peek_char((0x55798e5fad60), ')')
   Call: (234) [system] ')'=(;)
   Fail: (234) [system] ')'=(;)
^  Call: (234) [user] is_like_space(')')
   Call: (235) [system] char_type(')', 'white')
   Fail: (235) [system] char_type(')', 'white')
   Call: (235) [system] char_type(')', end_of_line)
   Fail: (235) [system] char_type(')', end_of_line)
   Call: (235) [system] char_type(')', space)
   Fail: (235) [system] char_type(')', space)
   Call: (235) [system] char_type(')', cntrl)
   Fail: (235) [system] char_type(')', cntrl)
^  Fail: (234) [user] is_like_space(')')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _483846)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
   Call: (233) [system] ')'=')'
   Exit: (233) [system] ')'=')'
   Call: (233) [system] get_char((0x55798e5fad60), _487636)
   Exit: (233) [system] get_char((0x55798e5fad60), ')')
   Call: (233) [system] _467834=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_list(')', (0x55798e5fad60), [])
   Call: (232) [system] _379740=['D']
   Exit: (232) [system] ['D']=['D']
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (231) [system] _293518=['C', 'D']
   Exit: (231) [system] ['C', 'D']=['C', 'D']
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (230) [system] _115288=['OrLink', 'C', 'D']
   Exit: (230) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _501518)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _503376)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _511114)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _513818)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'E')
   Call: (231) [system] 'E'=(;)
   Fail: (231) [system] 'E'=(;)
^  Call: (231) [user] is_like_space('E')
   Call: (232) [system] char_type('E', 'white')
   Fail: (232) [system] char_type('E', 'white')
   Call: (232) [system] char_type('E', end_of_line)
   Fail: (232) [system] char_type('E', end_of_line)
   Call: (232) [system] char_type('E', space)
   Fail: (232) [system] char_type('E', space)
   Call: (232) [system] char_type('E', cntrl)
   Fail: (232) [system] char_type('E', cntrl)
^  Fail: (231) [user] is_like_space('E')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _528896)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'E')
   Call: (229) [system] 'E'=')'
   Fail: (229) [system] 'E'=')'
   Call: (229) [system] 'E'=end_of_file
   Fail: (229) [system] 'E'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _534466)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _536324)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'E')
   Call: (231) [system] 'E'=(;)
   Fail: (231) [system] 'E'=(;)
^  Call: (231) [user] is_like_space('E')
   Call: (232) [system] char_type('E', 'white')
   Fail: (232) [system] char_type('E', 'white')
   Call: (232) [system] char_type('E', end_of_line)
   Fail: (232) [system] char_type('E', end_of_line)
   Call: (232) [system] char_type('E', space)
   Fail: (232) [system] char_type('E', space)
   Call: (232) [system] char_type('E', cntrl)
   Fail: (232) [system] char_type('E', cntrl)
^  Fail: (231) [user] is_like_space('E')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _550478)
   Exit: (230) [system] get_char((0x55798e5fad60), 'E')
   Call: (230) [system] 'E'='('
   Fail: (230) [system] 'E'='('
   Call: (230) [system] 'E'='['
   Fail: (230) [system] 'E'='['
   Call: (230) [system] 'E'='{'
   Fail: (230) [system] 'E'='{'
   Call: (230) [system] 'E'='"'
   Fail: (230) [system] 'E'='"'
   Call: (230) [system] 'E'=!
   Fail: (230) [system] 'E'=!
   Call: (230) [system] 'E'='\''
   Fail: (230) [system] 'E'='\''
   Call: (230) [system] 'E'='`'
   Fail: (230) [system] 'E'='`'
   Call: (230) [system] 'E'=end_of_file
   Fail: (230) [system] 'E'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'E', _534466)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _568120)
   Call: (232) [system] peek_char((0x55798e5fad60), _569054)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
^  Call: (232) [user] is_delimiter(')')
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] arg(_573774, v('(', ')', end_of_file), ')')
   Exit: (233) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (232) [user] is_delimiter(')')
   Call: (232) [system] _568120=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (231) [user] classify_and_convert_charseq('E', [], _534466)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_580236, _580238), once(user:catch(read_from_chars(['E'], _534466), _580212, fail)), '$restore_trace'(_580236, _580238))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_580236, _580238))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _534466), _580212, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_534466)
   Fail: (232) [system] atomic(_534466)
   Call: (232) [system] atom_chars(_534466, ['E'])
   Exit: (232) [system] atom_chars('E', ['E'])
^  Exit: (231) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _589612)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _591470)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=(;)
   Fail: (231) [system] ')'=(;)
^  Call: (231) [user] is_like_space(')')
   Call: (232) [system] char_type(')', 'white')
   Fail: (232) [system] char_type(')', 'white')
   Call: (232) [system] char_type(')', end_of_line)
   Fail: (232) [system] char_type(')', end_of_line)
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] char_type(')', cntrl)
   Fail: (232) [system] char_type(')', cntrl)
^  Fail: (231) [user] is_like_space(')')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _605624)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=')'
   Exit: (230) [system] ')'=')'
   Call: (230) [system] get_char((0x55798e5fad60), _609414)
   Exit: (230) [system] get_char((0x55798e5fad60), ')')
   Call: (230) [system] _589612=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), [])
   Call: (229) [system] _501518=['E']
   Exit: (229) [system] ['E']=['E']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (228) [system] _82340=[['OrLink', 'C', 'D'], 'E']
   Exit: (228) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (227) [system] _5990=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (227) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _623296)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _625154)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _639308)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55798e5fad60), _643098)
   Exit: (226) [system] get_char((0x55798e5fad60), ')')
   Call: (226) [system] _623296=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [])
   Call: (225) [system] _5986=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (225) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (224) [system] _5944=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (224) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (223) [system] _5936=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (223) [system] ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _656980)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _658838)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _672992)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55798e5fad60), _676782)
   Exit: (222) [system] get_char((0x55798e5fad60), ')')
   Call: (222) [system] _656980=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [])
   Call: (221) [system] _5932=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (221) [system] [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (220) [system] _5890=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (220) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (219) [system] _5882=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (219) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _690664)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _692522)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=(;)
   Fail: (219) [system] ')'=(;)
^  Call: (219) [user] is_like_space(')')
   Call: (220) [system] char_type(')', 'white')
   Fail: (220) [system] char_type(')', 'white')
   Call: (220) [system] char_type(')', end_of_line)
   Fail: (220) [system] char_type(')', end_of_line)
   Call: (220) [system] char_type(')', space)
   Fail: (220) [system] char_type(')', space)
   Call: (220) [system] char_type(')', cntrl)
   Fail: (220) [system] char_type(')', cntrl)
^  Fail: (219) [user] is_like_space(')')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _706676)
   Exit: (218) [system] peek_char((0x55798e5fad60), ')')
   Call: (218) [system] ')'=')'
   Exit: (218) [system] ')'=')'
   Call: (218) [system] get_char((0x55798e5fad60), _710466)
   Exit: (218) [system] get_char((0x55798e5fad60), ')')
   Call: (218) [system] _690664=[]
   Exit: (218) [system] []=[]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [])
   Call: (217) [system] _5878=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (217) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (216) [system] _5836=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (216) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (215) [system] _5828=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (215) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (214) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (213) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Call: (213) [user] read_list(')', (0x55798e5fad60), _724348)
^  Call: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _726206)
   Exit: (215) [system] peek_char((0x55798e5fad60), '\n')
   Call: (215) [system] '\n'=(;)
   Fail: (215) [system] '\n'=(;)
^  Call: (215) [user] is_like_space('\n')
   Call: (216) [system] char_type('\n', 'white')
   Fail: (216) [system] char_type('\n', 'white')
   Call: (216) [system] char_type('\n', end_of_line)
   Exit: (216) [system] char_type('\n', end_of_line)
^  Exit: (215) [user] is_like_space('\n')
   Call: (215) [system] get_char((0x55798e5fad60), _735800)
   Exit: (215) [system] get_char((0x55798e5fad60), '\n')
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _738504)
   Exit: (216) [system] peek_char((0x55798e5fad60), ' ')
   Call: (216) [system] ' '=(;)
   Fail: (216) [system] ' '=(;)
^  Call: (216) [user] is_like_space(' ')
   Call: (217) [system] char_type(' ', 'white')
   Exit: (217) [system] char_type(' ', 'white')
^  Exit: (216) [user] is_like_space(' ')
   Call: (216) [system] get_char((0x55798e5fad60), _746242)
   Exit: (216) [system] get_char((0x55798e5fad60), ' ')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _748946)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
^  Exit: (214) [user] skip_spaces((0x55798e5fad60))
   Call: (214) [system] peek_char((0x55798e5fad60), _764948)
   Exit: (214) [system] peek_char((0x55798e5fad60), '(')
   Call: (214) [system] '('=')'
   Fail: (214) [system] '('=')'
   Call: (214) [system] '('=end_of_file
   Fail: (214) [system] '('=end_of_file
^  Call: (214) [user] cont_sexpr(')', (0x55798e5fad60), _770518)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _772376)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=(;)
   Fail: (216) [system] '('=(;)
^  Call: (216) [user] is_like_space('(')
   Call: (217) [system] char_type('(', 'white')
   Fail: (217) [system] char_type('(', 'white')
   Call: (217) [system] char_type('(', end_of_line)
   Fail: (217) [system] char_type('(', end_of_line)
   Call: (217) [system] char_type('(', space)
   Fail: (217) [system] char_type('(', space)
   Call: (217) [system] char_type('(', cntrl)
   Fail: (217) [system] char_type('(', cntrl)
^  Fail: (216) [user] is_like_space('(')
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] get_char((0x55798e5fad60), _786530)
   Exit: (215) [system] get_char((0x55798e5fad60), '(')
   Call: (215) [system] '('='('
   Exit: (215) [system] '('='('
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _770518)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _792100)
   Exit: (217) [system] peek_char((0x55798e5fad60), :)
   Call: (217) [system] (:)=(;)
   Fail: (217) [system] (:)=(;)
^  Call: (217) [user] is_like_space(:)
   Call: (218) [system] char_type(:, 'white')
   Fail: (218) [system] char_type(:, 'white')
   Call: (218) [system] char_type(:, end_of_line)
   Fail: (218) [system] char_type(:, end_of_line)
   Call: (218) [system] char_type(:, space)
   Fail: (218) [system] char_type(:, space)
   Call: (218) [system] char_type(:, cntrl)
   Fail: (218) [system] char_type(:, cntrl)
^  Fail: (217) [user] is_like_space(:)
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _806254)
   Exit: (216) [system] peek_char((0x55798e5fad60), :)
   Call: (216) [system] (:)=')'
   Fail: (216) [system] (:)=')'
   Call: (216) [system] (:)=end_of_file
   Fail: (216) [system] (:)=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _811824)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _813682)
   Exit: (218) [system] peek_char((0x55798e5fad60), :)
   Call: (218) [system] (:)=(;)
   Fail: (218) [system] (:)=(;)
^  Call: (218) [user] is_like_space(:)
   Call: (219) [system] char_type(:, 'white')
   Fail: (219) [system] char_type(:, 'white')
   Call: (219) [system] char_type(:, end_of_line)
   Fail: (219) [system] char_type(:, end_of_line)
   Call: (219) [system] char_type(:, space)
   Fail: (219) [system] char_type(:, space)
   Call: (219) [system] char_type(:, cntrl)
   Fail: (219) [system] char_type(:, cntrl)
^  Fail: (218) [user] is_like_space(:)
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _827836)
   Exit: (217) [system] get_char((0x55798e5fad60), :)
   Call: (217) [system] (:)='('
   Fail: (217) [system] (:)='('
   Call: (217) [system] (:)='['
   Fail: (217) [system] (:)='['
   Call: (217) [system] (:)='{'
   Fail: (217) [system] (:)='{'
   Call: (217) [system] (:)='"'
   Fail: (217) [system] (:)='"'
   Call: (217) [system] (:)=!
   Fail: (217) [system] (:)=!
   Call: (217) [system] (:)='\''
   Fail: (217) [system] (:)='\''
   Call: (217) [system] (:)='`'
   Fail: (217) [system] (:)='`'
   Call: (217) [system] (:)=end_of_file
   Fail: (217) [system] (:)=end_of_file
^  Call: (217) [user] read_symbolic(')', (0x55798e5fad60), :, _811824)
^  Call: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), _845478)
   Call: (219) [system] peek_char((0x55798e5fad60), _846412)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (219) [user] is_delimiter(' ')
   Call: (220) [system] char_type(' ', space)
   Exit: (220) [system] char_type(' ', space)
^  Exit: (219) [user] is_delimiter(' ')
   Call: (219) [system] _845478=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (218) [user] classify_and_convert_charseq(:, [], _811824)
^  Call: (220) [system] setup_call_cleanup('$notrace'(_855722, _855724), once(user:catch(read_from_chars([:], _811824), _855698, fail)), '$restore_trace'(_855722, _855724))
^  Call: (221) [system] sig_atomic(system:'$notrace'(_855722, _855724))
^  Exit: (220) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _855698, fail)), system:'$restore_trace'(3, -1))
   Call: (219) [system] atomic(:)
   Exit: (219) [system] atomic(:)
^  Exit: (218) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (217) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _863222)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _865080)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _872818)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _875522)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _890600)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _896170)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _898028)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _912182)
   Exit: (218) [system] get_char((0x55798e5fad60), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _896170)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _917752)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'D')
   Call: (220) [system] 'D'=(;)
   Fail: (220) [system] 'D'=(;)
^  Call: (220) [user] is_like_space('D')
   Call: (221) [system] char_type('D', 'white')
   Fail: (221) [system] char_type('D', 'white')
   Call: (221) [system] char_type('D', end_of_line)
   Fail: (221) [system] char_type('D', end_of_line)
   Call: (221) [system] char_type('D', space)
   Fail: (221) [system] char_type('D', space)
   Call: (221) [system] char_type('D', cntrl)
   Fail: (221) [system] char_type('D', cntrl)
^  Fail: (220) [user] is_like_space('D')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _931906)
   Exit: (219) [system] peek_char((0x55798e5fad60), 'D')
   Call: (219) [system] 'D'=')'
   Fail: (219) [system] 'D'=')'
   Call: (219) [system] 'D'=end_of_file
   Fail: (219) [system] 'D'=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _937476)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _939334)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'D')
   Call: (221) [system] 'D'=(;)
   Fail: (221) [system] 'D'=(;)
^  Call: (221) [user] is_like_space('D')
   Call: (222) [system] char_type('D', 'white')
   Fail: (222) [system] char_type('D', 'white')
   Call: (222) [system] char_type('D', end_of_line)
   Fail: (222) [system] char_type('D', end_of_line)
   Call: (222) [system] char_type('D', space)
   Fail: (222) [system] char_type('D', space)
   Call: (222) [system] char_type('D', cntrl)
   Fail: (222) [system] char_type('D', cntrl)
^  Fail: (221) [user] is_like_space('D')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _953488)
   Exit: (220) [system] get_char((0x55798e5fad60), 'D')
   Call: (220) [system] 'D'='('
   Fail: (220) [system] 'D'='('
   Call: (220) [system] 'D'='['
   Fail: (220) [system] 'D'='['
   Call: (220) [system] 'D'='{'
   Fail: (220) [system] 'D'='{'
   Call: (220) [system] 'D'='"'
   Fail: (220) [system] 'D'='"'
   Call: (220) [system] 'D'=!
   Fail: (220) [system] 'D'=!
   Call: (220) [system] 'D'='\''
   Fail: (220) [system] 'D'='\''
   Call: (220) [system] 'D'='`'
   Fail: (220) [system] 'D'='`'
   Call: (220) [system] 'D'=end_of_file
   Fail: (220) [system] 'D'=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), 'D', _937476)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _971130)
   Call: (222) [system] peek_char((0x55798e5fad60), _972064)
   Exit: (222) [system] peek_char((0x55798e5fad60), i)
^  Call: (222) [user] is_delimiter(i)
   Call: (223) [system] char_type(i, space)
   Fail: (223) [system] char_type(i, space)
   Call: (223) [system] arg(_976784, v('(', ')', end_of_file), i)
   Fail: (223) [system] arg(_977716, v('(', ')', end_of_file), i)
^  Fail: (222) [user] is_delimiter(i)
   Call: (222) [system] ')'==i
   Fail: (222) [system] ')'==i
   Call: (222) [system] get_char((0x55798e5fad60), i)
   Exit: (222) [system] get_char((0x55798e5fad60), i)
   Call: (222) [system] i=(\)
   Fail: (222) [system] i=(\)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _985066)
   Call: (223) [system] peek_char((0x55798e5fad60), _986000)
   Exit: (223) [system] peek_char((0x55798e5fad60), s)
^  Call: (223) [user] is_delimiter(s)
   Call: (224) [system] char_type(s, space)
   Fail: (224) [system] char_type(s, space)
   Call: (224) [system] arg(_990720, v('(', ')', end_of_file), s)
   Fail: (224) [system] arg(_991652, v('(', ')', end_of_file), s)
^  Fail: (223) [user] is_delimiter(s)
   Call: (223) [system] ')'==s
   Fail: (223) [system] ')'==s
   Call: (223) [system] get_char((0x55798e5fad60), s)
   Exit: (223) [system] get_char((0x55798e5fad60), s)
   Call: (223) [system] s=(\)
   Fail: (223) [system] s=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _999002)
   Call: (224) [system] peek_char((0x55798e5fad60), _999936)
   Exit: (224) [system] peek_char((0x55798e5fad60), j)
^  Call: (224) [user] is_delimiter(j)
   Call: (225) [system] char_type(j, space)
   Fail: (225) [system] char_type(j, space)
   Call: (225) [system] arg(_1004656, v('(', ')', end_of_file), j)
   Fail: (225) [system] arg(_1005588, v('(', ')', end_of_file), j)
^  Fail: (224) [user] is_delimiter(j)
   Call: (224) [system] ')'==j
   Fail: (224) [system] ')'==j
   Call: (224) [system] get_char((0x55798e5fad60), j)
   Exit: (224) [system] get_char((0x55798e5fad60), j)
   Call: (224) [system] j=(\)
   Fail: (224) [system] j=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1012938)
   Call: (225) [system] peek_char((0x55798e5fad60), _1013872)
   Exit: (225) [system] peek_char((0x55798e5fad60), u)
^  Call: (225) [user] is_delimiter(u)
   Call: (226) [system] char_type(u, space)
   Fail: (226) [system] char_type(u, space)
   Call: (226) [system] arg(_1018592, v('(', ')', end_of_file), u)
   Fail: (226) [system] arg(_1019524, v('(', ')', end_of_file), u)
^  Fail: (225) [user] is_delimiter(u)
   Call: (225) [system] ')'==u
   Fail: (225) [system] ')'==u
   Call: (225) [system] get_char((0x55798e5fad60), u)
   Exit: (225) [system] get_char((0x55798e5fad60), u)
   Call: (225) [system] u=(\)
   Fail: (225) [system] u=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1026874)
   Call: (226) [system] peek_char((0x55798e5fad60), _1027808)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_1032528, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_1033460, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1040810)
   Call: (227) [system] peek_char((0x55798e5fad60), _1041744)
   Exit: (227) [system] peek_char((0x55798e5fad60), c)
^  Call: (227) [user] is_delimiter(c)
   Call: (228) [system] char_type(c, space)
   Fail: (228) [system] char_type(c, space)
   Call: (228) [system] arg(_1046464, v('(', ')', end_of_file), c)
   Fail: (228) [system] arg(_1047396, v('(', ')', end_of_file), c)
^  Fail: (227) [user] is_delimiter(c)
   Call: (227) [system] ')'==c
   Fail: (227) [system] ')'==c
   Call: (227) [system] get_char((0x55798e5fad60), c)
   Exit: (227) [system] get_char((0x55798e5fad60), c)
   Call: (227) [system] c=(\)
   Fail: (227) [system] c=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1054746)
   Call: (228) [system] peek_char((0x55798e5fad60), _1055680)
   Exit: (228) [system] peek_char((0x55798e5fad60), t)
^  Call: (228) [user] is_delimiter(t)
   Call: (229) [system] char_type(t, space)
   Fail: (229) [system] char_type(t, space)
   Call: (229) [system] arg(_1060400, v('(', ')', end_of_file), t)
   Fail: (229) [system] arg(_1061332, v('(', ')', end_of_file), t)
^  Fail: (228) [user] is_delimiter(t)
   Call: (228) [system] ')'==t
   Fail: (228) [system] ')'==t
   Call: (228) [system] get_char((0x55798e5fad60), t)
   Exit: (228) [system] get_char((0x55798e5fad60), t)
   Call: (228) [system] t=(\)
   Fail: (228) [system] t=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1068682)
   Call: (229) [system] peek_char((0x55798e5fad60), _1069616)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1074336, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1075268, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1082618)
   Call: (230) [system] peek_char((0x55798e5fad60), _1083552)
   Exit: (230) [system] peek_char((0x55798e5fad60), o)
^  Call: (230) [user] is_delimiter(o)
   Call: (231) [system] char_type(o, space)
   Fail: (231) [system] char_type(o, space)
   Call: (231) [system] arg(_1088272, v('(', ')', end_of_file), o)
   Fail: (231) [system] arg(_1089204, v('(', ')', end_of_file), o)
^  Fail: (230) [user] is_delimiter(o)
   Call: (230) [system] ')'==o
   Fail: (230) [system] ')'==o
   Call: (230) [system] get_char((0x55798e5fad60), o)
   Exit: (230) [system] get_char((0x55798e5fad60), o)
   Call: (230) [system] o=(\)
   Fail: (230) [system] o=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1096554)
   Call: (231) [system] peek_char((0x55798e5fad60), _1097488)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1102208, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1103140, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1110490)
   Call: (232) [system] peek_char((0x55798e5fad60), _1111424)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (232) [user] is_delimiter('I')
   Call: (233) [system] char_type('I', space)
   Fail: (233) [system] char_type('I', space)
   Call: (233) [system] arg(_1116144, v('(', ')', end_of_file), 'I')
   Fail: (233) [system] arg(_1117076, v('(', ')', end_of_file), 'I')
^  Fail: (232) [user] is_delimiter('I')
   Call: (232) [system] ')'=='I'
   Fail: (232) [system] ')'=='I'
   Call: (232) [system] get_char((0x55798e5fad60), 'I')
   Exit: (232) [system] get_char((0x55798e5fad60), 'I')
   Call: (232) [system] 'I'=(\)
   Fail: (232) [system] 'I'=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1124426)
   Call: (233) [system] peek_char((0x55798e5fad60), _1125360)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1130080, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1131012, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1138362)
   Call: (234) [system] peek_char((0x55798e5fad60), _1139296)
   Exit: (234) [system] peek_char((0x55798e5fad60), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_1144016, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_1144948, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55798e5fad60), t)
   Exit: (234) [system] get_char((0x55798e5fad60), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1152298)
   Call: (235) [system] peek_char((0x55798e5fad60), _1153232)
   Exit: (235) [system] peek_char((0x55798e5fad60), r)
^  Call: (235) [user] is_delimiter(r)
   Call: (236) [system] char_type(r, space)
   Fail: (236) [system] char_type(r, space)
   Call: (236) [system] arg(_1157952, v('(', ')', end_of_file), r)
   Fail: (236) [system] arg(_1158884, v('(', ')', end_of_file), r)
^  Fail: (235) [user] is_delimiter(r)
   Call: (235) [system] ')'==r
   Fail: (235) [system] ')'==r
   Call: (235) [system] get_char((0x55798e5fad60), r)
   Exit: (235) [system] get_char((0x55798e5fad60), r)
   Call: (235) [system] r=(\)
   Fail: (235) [system] r=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1166234)
   Call: (236) [system] peek_char((0x55798e5fad60), _1167168)
   Exit: (236) [system] peek_char((0x55798e5fad60), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_1171888, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_1172820, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55798e5fad60), o)
   Exit: (236) [system] get_char((0x55798e5fad60), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1180170)
   Call: (237) [system] peek_char((0x55798e5fad60), _1181104)
   Exit: (237) [system] peek_char((0x55798e5fad60), d)
^  Call: (237) [user] is_delimiter(d)
   Call: (238) [system] char_type(d, space)
   Fail: (238) [system] char_type(d, space)
   Call: (238) [system] arg(_1185824, v('(', ')', end_of_file), d)
   Fail: (238) [system] arg(_1186756, v('(', ')', end_of_file), d)
^  Fail: (237) [user] is_delimiter(d)
   Call: (237) [system] ')'==d
   Fail: (237) [system] ')'==d
   Call: (237) [system] get_char((0x55798e5fad60), d)
   Exit: (237) [system] get_char((0x55798e5fad60), d)
   Call: (237) [system] d=(\)
   Fail: (237) [system] d=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1194106)
   Call: (238) [system] peek_char((0x55798e5fad60), _1195040)
   Exit: (238) [system] peek_char((0x55798e5fad60), u)
^  Call: (238) [user] is_delimiter(u)
   Call: (239) [system] char_type(u, space)
   Fail: (239) [system] char_type(u, space)
   Call: (239) [system] arg(_1199760, v('(', ')', end_of_file), u)
   Fail: (239) [system] arg(_1200692, v('(', ')', end_of_file), u)
^  Fail: (238) [user] is_delimiter(u)
   Call: (238) [system] ')'==u
   Fail: (238) [system] ')'==u
   Call: (238) [system] get_char((0x55798e5fad60), u)
   Exit: (238) [system] get_char((0x55798e5fad60), u)
   Call: (238) [system] u=(\)
   Fail: (238) [system] u=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1208042)
   Call: (239) [system] peek_char((0x55798e5fad60), _1208976)
   Exit: (239) [system] peek_char((0x55798e5fad60), c)
^  Call: (239) [user] is_delimiter(c)
   Call: (240) [system] char_type(c, space)
   Fail: (240) [system] char_type(c, space)
   Call: (240) [system] arg(_1213696, v('(', ')', end_of_file), c)
   Fail: (240) [system] arg(_1214628, v('(', ')', end_of_file), c)
^  Fail: (239) [user] is_delimiter(c)
   Call: (239) [system] ')'==c
   Fail: (239) [system] ')'==c
   Call: (239) [system] get_char((0x55798e5fad60), c)
   Exit: (239) [system] get_char((0x55798e5fad60), c)
   Call: (239) [system] c=(\)
   Fail: (239) [system] c=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1221978)
   Call: (240) [system] peek_char((0x55798e5fad60), _1222912)
   Exit: (240) [system] peek_char((0x55798e5fad60), t)
^  Call: (240) [user] is_delimiter(t)
   Call: (241) [system] char_type(t, space)
   Fail: (241) [system] char_type(t, space)
   Call: (241) [system] arg(_1227632, v('(', ')', end_of_file), t)
   Fail: (241) [system] arg(_1228564, v('(', ')', end_of_file), t)
^  Fail: (240) [user] is_delimiter(t)
   Call: (240) [system] ')'==t
   Fail: (240) [system] ')'==t
   Call: (240) [system] get_char((0x55798e5fad60), t)
   Exit: (240) [system] get_char((0x55798e5fad60), t)
   Call: (240) [system] t=(\)
   Fail: (240) [system] t=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1235914)
   Call: (241) [system] peek_char((0x55798e5fad60), _1236848)
   Exit: (241) [system] peek_char((0x55798e5fad60), i)
^  Call: (241) [user] is_delimiter(i)
   Call: (242) [system] char_type(i, space)
   Fail: (242) [system] char_type(i, space)
   Call: (242) [system] arg(_1241568, v('(', ')', end_of_file), i)
   Fail: (242) [system] arg(_1242500, v('(', ')', end_of_file), i)
^  Fail: (241) [user] is_delimiter(i)
   Call: (241) [system] ')'==i
   Fail: (241) [system] ')'==i
   Call: (241) [system] get_char((0x55798e5fad60), i)
   Exit: (241) [system] get_char((0x55798e5fad60), i)
   Call: (241) [system] i=(\)
   Fail: (241) [system] i=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1249850)
   Call: (242) [system] peek_char((0x55798e5fad60), _1250784)
   Exit: (242) [system] peek_char((0x55798e5fad60), o)
^  Call: (242) [user] is_delimiter(o)
   Call: (243) [system] char_type(o, space)
   Fail: (243) [system] char_type(o, space)
   Call: (243) [system] arg(_1255504, v('(', ')', end_of_file), o)
   Fail: (243) [system] arg(_1256436, v('(', ')', end_of_file), o)
^  Fail: (242) [user] is_delimiter(o)
   Call: (242) [system] ')'==o
   Fail: (242) [system] ')'==o
   Call: (242) [system] get_char((0x55798e5fad60), o)
   Exit: (242) [system] get_char((0x55798e5fad60), o)
   Call: (242) [system] o=(\)
   Fail: (242) [system] o=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1263786)
   Call: (243) [system] peek_char((0x55798e5fad60), _1264720)
   Exit: (243) [system] peek_char((0x55798e5fad60), n)
^  Call: (243) [user] is_delimiter(n)
   Call: (244) [system] char_type(n, space)
   Fail: (244) [system] char_type(n, space)
   Call: (244) [system] arg(_1269440, v('(', ')', end_of_file), n)
   Fail: (244) [system] arg(_1270372, v('(', ')', end_of_file), n)
^  Fail: (243) [user] is_delimiter(n)
   Call: (243) [system] ')'==n
   Fail: (243) [system] ')'==n
   Call: (243) [system] get_char((0x55798e5fad60), n)
   Exit: (243) [system] get_char((0x55798e5fad60), n)
   Call: (243) [system] n=(\)
   Fail: (243) [system] n=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1277722)
   Call: (244) [system] peek_char((0x55798e5fad60), _1278656)
   Exit: (244) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (244) [user] is_delimiter(' ')
   Call: (245) [system] char_type(' ', space)
   Exit: (245) [system] char_type(' ', space)
^  Exit: (244) [user] is_delimiter(' ')
   Call: (244) [system] _1277722=[]
   Exit: (244) [system] []=[]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (243) [system] _1263786=[n]
   Exit: (243) [system] [n]=[n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (242) [system] _1249850=[o, n]
   Exit: (242) [system] [o, n]=[o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (241) [system] _1235914=[i, o, n]
   Exit: (241) [system] [i, o, n]=[i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (240) [system] _1221978=[t, i, o, n]
   Exit: (240) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (239) [system] _1208042=[c, t, i, o, n]
   Exit: (239) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (238) [system] _1194106=[u, c, t, i, o, n]
   Exit: (238) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (237) [system] _1180170=[d, u, c, t, i, o, n]
   Exit: (237) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (236) [system] _1166234=[o, d, u, c, t, i, o, n]
   Exit: (236) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (235) [system] _1152298=[r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1138362=[t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1124426=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1110490=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1096554=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1082618=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1068682=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1054746=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1040810=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1026874=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1012938=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _999002=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _985066=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (222) [system] _971130=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (222) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (221) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _937476)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_1349434, _1349436), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _937476), _1349410, fail)), '$restore_trace'(_1349434, _1349436))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_1349434, _1349436))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _937476), _1349410, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(_937476)
   Fail: (222) [system] atomic(_937476)
   Call: (222) [system] atom_chars(_937476, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (222) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (221) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1358810)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1360668)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _1368406)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1371110)
   Exit: (222) [system] peek_char((0x55798e5fad60), a)
   Call: (222) [system] a=(;)
   Fail: (222) [system] a=(;)
^  Call: (222) [user] is_like_space(a)
   Call: (223) [system] char_type(a, 'white')
   Fail: (223) [system] char_type(a, 'white')
   Call: (223) [system] char_type(a, end_of_line)
   Fail: (223) [system] char_type(a, end_of_line)
   Call: (223) [system] char_type(a, space)
   Fail: (223) [system] char_type(a, space)
   Call: (223) [system] char_type(a, cntrl)
   Fail: (223) [system] char_type(a, cntrl)
^  Fail: (222) [user] is_like_space(a)
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1386188)
   Exit: (220) [system] peek_char((0x55798e5fad60), a)
   Call: (220) [system] a=')'
   Fail: (220) [system] a=')'
   Call: (220) [system] a=end_of_file
   Fail: (220) [system] a=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1391758)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1393616)
   Exit: (222) [system] peek_char((0x55798e5fad60), a)
   Call: (222) [system] a=(;)
   Fail: (222) [system] a=(;)
^  Call: (222) [user] is_like_space(a)
   Call: (223) [system] char_type(a, 'white')
   Fail: (223) [system] char_type(a, 'white')
   Call: (223) [system] char_type(a, end_of_line)
   Fail: (223) [system] char_type(a, end_of_line)
   Call: (223) [system] char_type(a, space)
   Fail: (223) [system] char_type(a, space)
   Call: (223) [system] char_type(a, cntrl)
   Fail: (223) [system] char_type(a, cntrl)
^  Fail: (222) [user] is_like_space(a)
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1407770)
   Exit: (221) [system] get_char((0x55798e5fad60), a)
   Call: (221) [system] a='('
   Fail: (221) [system] a='('
   Call: (221) [system] a='['
   Fail: (221) [system] a='['
   Call: (221) [system] a='{'
   Fail: (221) [system] a='{'
   Call: (221) [system] a='"'
   Fail: (221) [system] a='"'
   Call: (221) [system] a=!
   Fail: (221) [system] a=!
   Call: (221) [system] a='\''
   Fail: (221) [system] a='\''
   Call: (221) [system] a='`'
   Fail: (221) [system] a='`'
   Call: (221) [system] a=end_of_file
   Fail: (221) [system] a=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), a, _1391758)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _1425412)
   Call: (223) [system] peek_char((0x55798e5fad60), _1426346)
   Exit: (223) [system] peek_char((0x55798e5fad60), b)
^  Call: (223) [user] is_delimiter(b)
   Call: (224) [system] char_type(b, space)
   Fail: (224) [system] char_type(b, space)
   Call: (224) [system] arg(_1431066, v('(', ')', end_of_file), b)
   Fail: (224) [system] arg(_1431998, v('(', ')', end_of_file), b)
^  Fail: (223) [user] is_delimiter(b)
   Call: (223) [system] ')'==b
   Fail: (223) [system] ')'==b
   Call: (223) [system] get_char((0x55798e5fad60), b)
   Exit: (223) [system] get_char((0x55798e5fad60), b)
   Call: (223) [system] b=(\)
   Fail: (223) [system] b=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1439348)
   Call: (224) [system] peek_char((0x55798e5fad60), _1440282)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
^  Call: (224) [user] is_delimiter(c)
   Call: (225) [system] char_type(c, space)
   Fail: (225) [system] char_type(c, space)
   Call: (225) [system] arg(_1445002, v('(', ')', end_of_file), c)
   Fail: (225) [system] arg(_1445934, v('(', ')', end_of_file), c)
^  Fail: (224) [user] is_delimiter(c)
   Call: (224) [system] ')'==c
   Fail: (224) [system] ')'==c
   Call: (224) [system] get_char((0x55798e5fad60), c)
   Exit: (224) [system] get_char((0x55798e5fad60), c)
   Call: (224) [system] c=(\)
   Fail: (224) [system] c=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1453284)
   Call: (225) [system] peek_char((0x55798e5fad60), _1454218)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (225) [user] is_delimiter(' ')
   Call: (226) [system] char_type(' ', space)
   Exit: (226) [system] char_type(' ', space)
^  Exit: (225) [user] is_delimiter(' ')
   Call: (225) [system] _1453284=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (224) [system] _1439348=[c]
   Exit: (224) [system] [c]=[c]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (223) [system] _1425412=[b, c]
   Exit: (223) [system] [b, c]=[b, c]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (222) [user] classify_and_convert_charseq(a, [b, c], _1391758)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_1469116, _1469118), once(user:catch(read_from_chars([a, b, c], _1391758), _1469092, fail)), '$restore_trace'(_1469116, _1469118))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_1469116, _1469118))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1469092, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(abc)
   Exit: (223) [system] atomic(abc)
^  Exit: (222) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1476616)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1478474)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _1486212)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1488916)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1503994)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1509564)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1511422)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1525576)
   Exit: (222) [system] get_char((0x55798e5fad60), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1509564)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1531146)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'D')
   Call: (224) [system] 'D'=(;)
   Fail: (224) [system] 'D'=(;)
^  Call: (224) [user] is_like_space('D')
   Call: (225) [system] char_type('D', 'white')
   Fail: (225) [system] char_type('D', 'white')
   Call: (225) [system] char_type('D', end_of_line)
   Fail: (225) [system] char_type('D', end_of_line)
   Call: (225) [system] char_type('D', space)
   Fail: (225) [system] char_type('D', space)
   Call: (225) [system] char_type('D', cntrl)
   Fail: (225) [system] char_type('D', cntrl)
^  Fail: (224) [user] is_like_space('D')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1545300)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'D')
   Call: (223) [system] 'D'=')'
   Fail: (223) [system] 'D'=')'
   Call: (223) [system] 'D'=end_of_file
   Fail: (223) [system] 'D'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1550870)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1552728)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'D')
   Call: (225) [system] 'D'=(;)
   Fail: (225) [system] 'D'=(;)
^  Call: (225) [user] is_like_space('D')
   Call: (226) [system] char_type('D', 'white')
   Fail: (226) [system] char_type('D', 'white')
   Call: (226) [system] char_type('D', end_of_line)
   Fail: (226) [system] char_type('D', end_of_line)
   Call: (226) [system] char_type('D', space)
   Fail: (226) [system] char_type('D', space)
   Call: (226) [system] char_type('D', cntrl)
   Fail: (226) [system] char_type('D', cntrl)
^  Fail: (225) [user] is_like_space('D')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1566882)
   Exit: (224) [system] get_char((0x55798e5fad60), 'D')
   Call: (224) [system] 'D'='('
   Fail: (224) [system] 'D'='('
   Call: (224) [system] 'D'='['
   Fail: (224) [system] 'D'='['
   Call: (224) [system] 'D'='{'
   Fail: (224) [system] 'D'='{'
   Call: (224) [system] 'D'='"'
   Fail: (224) [system] 'D'='"'
   Call: (224) [system] 'D'=!
   Fail: (224) [system] 'D'=!
   Call: (224) [system] 'D'='\''
   Fail: (224) [system] 'D'='\''
   Call: (224) [system] 'D'='`'
   Fail: (224) [system] 'D'='`'
   Call: (224) [system] 'D'=end_of_file
   Fail: (224) [system] 'D'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1550870)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1584524)
   Call: (226) [system] peek_char((0x55798e5fad60), _1585458)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_1590178, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_1591110, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1598460)
   Call: (227) [system] peek_char((0x55798e5fad60), _1599394)
   Exit: (227) [system] peek_char((0x55798e5fad60), s)
^  Call: (227) [user] is_delimiter(s)
   Call: (228) [system] char_type(s, space)
   Fail: (228) [system] char_type(s, space)
   Call: (228) [system] arg(_1604114, v('(', ')', end_of_file), s)
   Fail: (228) [system] arg(_1605046, v('(', ')', end_of_file), s)
^  Fail: (227) [user] is_delimiter(s)
   Call: (227) [system] ')'==s
   Fail: (227) [system] ')'==s
   Call: (227) [system] get_char((0x55798e5fad60), s)
   Exit: (227) [system] get_char((0x55798e5fad60), s)
   Call: (227) [system] s=(\)
   Fail: (227) [system] s=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1612396)
   Call: (228) [system] peek_char((0x55798e5fad60), _1613330)
   Exit: (228) [system] peek_char((0x55798e5fad60), j)
^  Call: (228) [user] is_delimiter(j)
   Call: (229) [system] char_type(j, space)
   Fail: (229) [system] char_type(j, space)
   Call: (229) [system] arg(_1618050, v('(', ')', end_of_file), j)
   Fail: (229) [system] arg(_1618982, v('(', ')', end_of_file), j)
^  Fail: (228) [user] is_delimiter(j)
   Call: (228) [system] ')'==j
   Fail: (228) [system] ')'==j
   Call: (228) [system] get_char((0x55798e5fad60), j)
   Exit: (228) [system] get_char((0x55798e5fad60), j)
   Call: (228) [system] j=(\)
   Fail: (228) [system] j=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1626332)
   Call: (229) [system] peek_char((0x55798e5fad60), _1627266)
   Exit: (229) [system] peek_char((0x55798e5fad60), u)
^  Call: (229) [user] is_delimiter(u)
   Call: (230) [system] char_type(u, space)
   Fail: (230) [system] char_type(u, space)
   Call: (230) [system] arg(_1631986, v('(', ')', end_of_file), u)
   Fail: (230) [system] arg(_1632918, v('(', ')', end_of_file), u)
^  Fail: (229) [user] is_delimiter(u)
   Call: (229) [system] ')'==u
   Fail: (229) [system] ')'==u
   Call: (229) [system] get_char((0x55798e5fad60), u)
   Exit: (229) [system] get_char((0x55798e5fad60), u)
   Call: (229) [system] u=(\)
   Fail: (229) [system] u=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1640268)
   Call: (230) [system] peek_char((0x55798e5fad60), _1641202)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_1645922, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_1646854, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1654204)
   Call: (231) [system] peek_char((0x55798e5fad60), _1655138)
   Exit: (231) [system] peek_char((0x55798e5fad60), c)
^  Call: (231) [user] is_delimiter(c)
   Call: (232) [system] char_type(c, space)
   Fail: (232) [system] char_type(c, space)
   Call: (232) [system] arg(_1659858, v('(', ')', end_of_file), c)
   Fail: (232) [system] arg(_1660790, v('(', ')', end_of_file), c)
^  Fail: (231) [user] is_delimiter(c)
   Call: (231) [system] ')'==c
   Fail: (231) [system] ')'==c
   Call: (231) [system] get_char((0x55798e5fad60), c)
   Exit: (231) [system] get_char((0x55798e5fad60), c)
   Call: (231) [system] c=(\)
   Fail: (231) [system] c=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1668140)
   Call: (232) [system] peek_char((0x55798e5fad60), _1669074)
   Exit: (232) [system] peek_char((0x55798e5fad60), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_1673794, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_1674726, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55798e5fad60), t)
   Exit: (232) [system] get_char((0x55798e5fad60), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1682076)
   Call: (233) [system] peek_char((0x55798e5fad60), _1683010)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_1687730, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_1688662, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1696012)
   Call: (234) [system] peek_char((0x55798e5fad60), _1696946)
   Exit: (234) [system] peek_char((0x55798e5fad60), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_1701666, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_1702598, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55798e5fad60), o)
   Exit: (234) [system] get_char((0x55798e5fad60), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1709948)
   Call: (235) [system] peek_char((0x55798e5fad60), _1710882)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_1715602, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_1716534, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1723884)
   Call: (236) [system] peek_char((0x55798e5fad60), _1724818)
   Exit: (236) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (236) [user] is_delimiter('I')
   Call: (237) [system] char_type('I', space)
   Fail: (237) [system] char_type('I', space)
   Call: (237) [system] arg(_1729538, v('(', ')', end_of_file), 'I')
   Fail: (237) [system] arg(_1730470, v('(', ')', end_of_file), 'I')
^  Fail: (236) [user] is_delimiter('I')
   Call: (236) [system] ')'=='I'
   Fail: (236) [system] ')'=='I'
   Call: (236) [system] get_char((0x55798e5fad60), 'I')
   Exit: (236) [system] get_char((0x55798e5fad60), 'I')
   Call: (236) [system] 'I'=(\)
   Fail: (236) [system] 'I'=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1737820)
   Call: (237) [system] peek_char((0x55798e5fad60), _1738754)
   Exit: (237) [system] peek_char((0x55798e5fad60), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_1743474, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_1744406, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55798e5fad60), n)
   Exit: (237) [system] get_char((0x55798e5fad60), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1751756)
   Call: (238) [system] peek_char((0x55798e5fad60), _1752690)
   Exit: (238) [system] peek_char((0x55798e5fad60), t)
^  Call: (238) [user] is_delimiter(t)
   Call: (239) [system] char_type(t, space)
   Fail: (239) [system] char_type(t, space)
   Call: (239) [system] arg(_1757410, v('(', ')', end_of_file), t)
   Fail: (239) [system] arg(_1758342, v('(', ')', end_of_file), t)
^  Fail: (238) [user] is_delimiter(t)
   Call: (238) [system] ')'==t
   Fail: (238) [system] ')'==t
   Call: (238) [system] get_char((0x55798e5fad60), t)
   Exit: (238) [system] get_char((0x55798e5fad60), t)
   Call: (238) [system] t=(\)
   Fail: (238) [system] t=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1765692)
   Call: (239) [system] peek_char((0x55798e5fad60), _1766626)
   Exit: (239) [system] peek_char((0x55798e5fad60), r)
^  Call: (239) [user] is_delimiter(r)
   Call: (240) [system] char_type(r, space)
   Fail: (240) [system] char_type(r, space)
   Call: (240) [system] arg(_1771346, v('(', ')', end_of_file), r)
   Fail: (240) [system] arg(_1772278, v('(', ')', end_of_file), r)
^  Fail: (239) [user] is_delimiter(r)
   Call: (239) [system] ')'==r
   Fail: (239) [system] ')'==r
   Call: (239) [system] get_char((0x55798e5fad60), r)
   Exit: (239) [system] get_char((0x55798e5fad60), r)
   Call: (239) [system] r=(\)
   Fail: (239) [system] r=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1779628)
   Call: (240) [system] peek_char((0x55798e5fad60), _1780562)
   Exit: (240) [system] peek_char((0x55798e5fad60), o)
^  Call: (240) [user] is_delimiter(o)
   Call: (241) [system] char_type(o, space)
   Fail: (241) [system] char_type(o, space)
   Call: (241) [system] arg(_1785282, v('(', ')', end_of_file), o)
   Fail: (241) [system] arg(_1786214, v('(', ')', end_of_file), o)
^  Fail: (240) [user] is_delimiter(o)
   Call: (240) [system] ')'==o
   Fail: (240) [system] ')'==o
   Call: (240) [system] get_char((0x55798e5fad60), o)
   Exit: (240) [system] get_char((0x55798e5fad60), o)
   Call: (240) [system] o=(\)
   Fail: (240) [system] o=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1793564)
   Call: (241) [system] peek_char((0x55798e5fad60), _1794498)
   Exit: (241) [system] peek_char((0x55798e5fad60), d)
^  Call: (241) [user] is_delimiter(d)
   Call: (242) [system] char_type(d, space)
   Fail: (242) [system] char_type(d, space)
   Call: (242) [system] arg(_1799218, v('(', ')', end_of_file), d)
   Fail: (242) [system] arg(_1800150, v('(', ')', end_of_file), d)
^  Fail: (241) [user] is_delimiter(d)
   Call: (241) [system] ')'==d
   Fail: (241) [system] ')'==d
   Call: (241) [system] get_char((0x55798e5fad60), d)
   Exit: (241) [system] get_char((0x55798e5fad60), d)
   Call: (241) [system] d=(\)
   Fail: (241) [system] d=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1807500)
   Call: (242) [system] peek_char((0x55798e5fad60), _1808434)
   Exit: (242) [system] peek_char((0x55798e5fad60), u)
^  Call: (242) [user] is_delimiter(u)
   Call: (243) [system] char_type(u, space)
   Fail: (243) [system] char_type(u, space)
   Call: (243) [system] arg(_1813154, v('(', ')', end_of_file), u)
   Fail: (243) [system] arg(_1814086, v('(', ')', end_of_file), u)
^  Fail: (242) [user] is_delimiter(u)
   Call: (242) [system] ')'==u
   Fail: (242) [system] ')'==u
   Call: (242) [system] get_char((0x55798e5fad60), u)
   Exit: (242) [system] get_char((0x55798e5fad60), u)
   Call: (242) [system] u=(\)
   Fail: (242) [system] u=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1821436)
   Call: (243) [system] peek_char((0x55798e5fad60), _1822370)
   Exit: (243) [system] peek_char((0x55798e5fad60), c)
^  Call: (243) [user] is_delimiter(c)
   Call: (244) [system] char_type(c, space)
   Fail: (244) [system] char_type(c, space)
   Call: (244) [system] arg(_1827090, v('(', ')', end_of_file), c)
   Fail: (244) [system] arg(_1828022, v('(', ')', end_of_file), c)
^  Fail: (243) [user] is_delimiter(c)
   Call: (243) [system] ')'==c
   Fail: (243) [system] ')'==c
   Call: (243) [system] get_char((0x55798e5fad60), c)
   Exit: (243) [system] get_char((0x55798e5fad60), c)
   Call: (243) [system] c=(\)
   Fail: (243) [system] c=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1835372)
   Call: (244) [system] peek_char((0x55798e5fad60), _1836306)
   Exit: (244) [system] peek_char((0x55798e5fad60), t)
^  Call: (244) [user] is_delimiter(t)
   Call: (245) [system] char_type(t, space)
   Fail: (245) [system] char_type(t, space)
   Call: (245) [system] arg(_1841026, v('(', ')', end_of_file), t)
   Fail: (245) [system] arg(_1841958, v('(', ')', end_of_file), t)
^  Fail: (244) [user] is_delimiter(t)
   Call: (244) [system] ')'==t
   Fail: (244) [system] ')'==t
   Call: (244) [system] get_char((0x55798e5fad60), t)
   Exit: (244) [system] get_char((0x55798e5fad60), t)
   Call: (244) [system] t=(\)
   Fail: (244) [system] t=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1849308)
   Call: (245) [system] peek_char((0x55798e5fad60), _1850242)
   Exit: (245) [system] peek_char((0x55798e5fad60), i)
^  Call: (245) [user] is_delimiter(i)
   Call: (246) [system] char_type(i, space)
   Fail: (246) [system] char_type(i, space)
   Call: (246) [system] arg(_1854962, v('(', ')', end_of_file), i)
   Fail: (246) [system] arg(_1855894, v('(', ')', end_of_file), i)
^  Fail: (245) [user] is_delimiter(i)
   Call: (245) [system] ')'==i
   Fail: (245) [system] ')'==i
   Call: (245) [system] get_char((0x55798e5fad60), i)
   Exit: (245) [system] get_char((0x55798e5fad60), i)
   Call: (245) [system] i=(\)
   Fail: (245) [system] i=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _1863244)
   Call: (246) [system] peek_char((0x55798e5fad60), _1864178)
   Exit: (246) [system] peek_char((0x55798e5fad60), o)
^  Call: (246) [user] is_delimiter(o)
   Call: (247) [system] char_type(o, space)
   Fail: (247) [system] char_type(o, space)
   Call: (247) [system] arg(_1868898, v('(', ')', end_of_file), o)
   Fail: (247) [system] arg(_1869830, v('(', ')', end_of_file), o)
^  Fail: (246) [user] is_delimiter(o)
   Call: (246) [system] ')'==o
   Fail: (246) [system] ')'==o
   Call: (246) [system] get_char((0x55798e5fad60), o)
   Exit: (246) [system] get_char((0x55798e5fad60), o)
   Call: (246) [system] o=(\)
   Fail: (246) [system] o=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _1877180)
   Call: (247) [system] peek_char((0x55798e5fad60), _1878114)
   Exit: (247) [system] peek_char((0x55798e5fad60), n)
^  Call: (247) [user] is_delimiter(n)
   Call: (248) [system] char_type(n, space)
   Fail: (248) [system] char_type(n, space)
   Call: (248) [system] arg(_1882834, v('(', ')', end_of_file), n)
   Fail: (248) [system] arg(_1883766, v('(', ')', end_of_file), n)
^  Fail: (247) [user] is_delimiter(n)
   Call: (247) [system] ')'==n
   Fail: (247) [system] ')'==n
   Call: (247) [system] get_char((0x55798e5fad60), n)
   Exit: (247) [system] get_char((0x55798e5fad60), n)
   Call: (247) [system] n=(\)
   Fail: (247) [system] n=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), _1891116)
   Call: (248) [system] peek_char((0x55798e5fad60), _1892050)
   Exit: (248) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (248) [user] is_delimiter(' ')
   Call: (249) [system] char_type(' ', space)
   Exit: (249) [system] char_type(' ', space)
^  Exit: (248) [user] is_delimiter(' ')
   Call: (248) [system] _1891116=[]
   Exit: (248) [system] []=[]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (247) [system] _1877180=[n]
   Exit: (247) [system] [n]=[n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (246) [system] _1863244=[o, n]
   Exit: (246) [system] [o, n]=[o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (245) [system] _1849308=[i, o, n]
   Exit: (245) [system] [i, o, n]=[i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (244) [system] _1835372=[t, i, o, n]
   Exit: (244) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (243) [system] _1821436=[c, t, i, o, n]
   Exit: (243) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (242) [system] _1807500=[u, c, t, i, o, n]
   Exit: (242) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (241) [system] _1793564=[d, u, c, t, i, o, n]
   Exit: (241) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (240) [system] _1779628=[o, d, u, c, t, i, o, n]
   Exit: (240) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (239) [system] _1765692=[r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _1751756=[t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _1737820=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _1723884=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _1709948=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1696012=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1682076=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1668140=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1654204=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1640268=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1626332=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1612396=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1598460=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1584524=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (225) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1550870)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1962828, _1962830), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1550870), _1962804, fail)), '$restore_trace'(_1962828, _1962830))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1962828, _1962830))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1550870), _1962804, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_1550870)
   Fail: (226) [system] atomic(_1550870)
   Call: (226) [system] atom_chars(_1550870, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (226) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (225) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1972204)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1974062)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _1981800)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1984504)
   Exit: (226) [system] peek_char((0x55798e5fad60), c)
   Call: (226) [system] c=(;)
   Fail: (226) [system] c=(;)
^  Call: (226) [user] is_like_space(c)
   Call: (227) [system] char_type(c, 'white')
   Fail: (227) [system] char_type(c, 'white')
   Call: (227) [system] char_type(c, end_of_line)
   Fail: (227) [system] char_type(c, end_of_line)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] char_type(c, cntrl)
   Fail: (227) [system] char_type(c, cntrl)
^  Fail: (226) [user] is_like_space(c)
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1999582)
   Exit: (224) [system] peek_char((0x55798e5fad60), c)
   Call: (224) [system] c=')'
   Fail: (224) [system] c=')'
   Call: (224) [system] c=end_of_file
   Fail: (224) [system] c=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _2005152)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _2007010)
   Exit: (226) [system] peek_char((0x55798e5fad60), c)
   Call: (226) [system] c=(;)
   Fail: (226) [system] c=(;)
^  Call: (226) [user] is_like_space(c)
   Call: (227) [system] char_type(c, 'white')
   Fail: (227) [system] char_type(c, 'white')
   Call: (227) [system] char_type(c, end_of_line)
   Fail: (227) [system] char_type(c, end_of_line)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] char_type(c, cntrl)
   Fail: (227) [system] char_type(c, cntrl)
^  Fail: (226) [user] is_like_space(c)
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _2021164)
   Exit: (225) [system] get_char((0x55798e5fad60), c)
   Call: (225) [system] c='('
   Fail: (225) [system] c='('
   Call: (225) [system] c='['
   Fail: (225) [system] c='['
   Call: (225) [system] c='{'
   Fail: (225) [system] c='{'
   Call: (225) [system] c='"'
   Fail: (225) [system] c='"'
   Call: (225) [system] c=!
   Fail: (225) [system] c=!
   Call: (225) [system] c='\''
   Fail: (225) [system] c='\''
   Call: (225) [system] c='`'
   Fail: (225) [system] c='`'
   Call: (225) [system] c=end_of_file
   Fail: (225) [system] c=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), c, _2005152)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _2038806)
   Call: (227) [system] peek_char((0x55798e5fad60), _2039740)
   Exit: (227) [system] peek_char((0x55798e5fad60), d)
^  Call: (227) [user] is_delimiter(d)
   Call: (228) [system] char_type(d, space)
   Fail: (228) [system] char_type(d, space)
   Call: (228) [system] arg(_2044460, v('(', ')', end_of_file), d)
   Fail: (228) [system] arg(_2045392, v('(', ')', end_of_file), d)
^  Fail: (227) [user] is_delimiter(d)
   Call: (227) [system] ')'==d
   Fail: (227) [system] ')'==d
   Call: (227) [system] get_char((0x55798e5fad60), d)
   Exit: (227) [system] get_char((0x55798e5fad60), d)
   Call: (227) [system] d=(\)
   Fail: (227) [system] d=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _2052742)
   Call: (228) [system] peek_char((0x55798e5fad60), _2053676)
   Exit: (228) [system] peek_char((0x55798e5fad60), e)
^  Call: (228) [user] is_delimiter(e)
   Call: (229) [system] char_type(e, space)
   Fail: (229) [system] char_type(e, space)
   Call: (229) [system] arg(_2058396, v('(', ')', end_of_file), e)
   Fail: (229) [system] arg(_2059328, v('(', ')', end_of_file), e)
^  Fail: (228) [user] is_delimiter(e)
   Call: (228) [system] ')'==e
   Fail: (228) [system] ')'==e
   Call: (228) [system] get_char((0x55798e5fad60), e)
   Exit: (228) [system] get_char((0x55798e5fad60), e)
   Call: (228) [system] e=(\)
   Fail: (228) [system] e=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _2066678)
   Call: (229) [system] peek_char((0x55798e5fad60), _2067612)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _2066678=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (228) [system] _2052742=[e]
   Exit: (228) [system] [e]=[e]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (227) [system] _2038806=[d, e]
   Exit: (227) [system] [d, e]=[d, e]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (226) [user] classify_and_convert_charseq(c, [d, e], _2005152)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_2082510, _2082512), once(user:catch(read_from_chars([c, d, e], _2005152), _2082486, fail)), '$restore_trace'(_2082510, _2082512))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_2082510, _2082512))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _2082486, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(cde)
   Exit: (227) [system] atomic(cde)
^  Exit: (226) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _2090010)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _2091868)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _8886)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _11590)
   Exit: (227) [system] peek_char((0x55798e5fad60), a)
   Call: (227) [system] a=(;)
   Fail: (227) [system] a=(;)
^  Call: (227) [user] is_like_space(a)
   Call: (228) [system] char_type(a, 'white')
   Fail: (228) [system] char_type(a, 'white')
   Call: (228) [system] char_type(a, end_of_line)
   Fail: (228) [system] char_type(a, end_of_line)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] char_type(a, cntrl)
   Fail: (228) [system] char_type(a, cntrl)
^  Fail: (227) [user] is_like_space(a)
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _26668)
   Exit: (225) [system] peek_char((0x55798e5fad60), a)
   Call: (225) [system] a=')'
   Fail: (225) [system] a=')'
   Call: (225) [system] a=end_of_file
   Fail: (225) [system] a=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _32238)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _34096)
   Exit: (227) [system] peek_char((0x55798e5fad60), a)
   Call: (227) [system] a=(;)
   Fail: (227) [system] a=(;)
^  Call: (227) [user] is_like_space(a)
   Call: (228) [system] char_type(a, 'white')
   Fail: (228) [system] char_type(a, 'white')
   Call: (228) [system] char_type(a, end_of_line)
   Fail: (228) [system] char_type(a, end_of_line)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] char_type(a, cntrl)
   Fail: (228) [system] char_type(a, cntrl)
^  Fail: (227) [user] is_like_space(a)
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _48250)
   Exit: (226) [system] get_char((0x55798e5fad60), a)
   Call: (226) [system] a='('
   Fail: (226) [system] a='('
   Call: (226) [system] a='['
   Fail: (226) [system] a='['
   Call: (226) [system] a='{'
   Fail: (226) [system] a='{'
   Call: (226) [system] a='"'
   Fail: (226) [system] a='"'
   Call: (226) [system] a=!
   Fail: (226) [system] a=!
   Call: (226) [system] a='\''
   Fail: (226) [system] a='\''
   Call: (226) [system] a='`'
   Fail: (226) [system] a='`'
   Call: (226) [system] a=end_of_file
   Fail: (226) [system] a=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), a, _32238)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _65892)
   Call: (228) [system] peek_char((0x55798e5fad60), _66826)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
^  Call: (228) [user] is_delimiter(')')
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] arg(_71546, v('(', ')', end_of_file), ')')
   Exit: (229) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (228) [user] is_delimiter(')')
   Call: (228) [system] _65892=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (227) [user] classify_and_convert_charseq(a, [], _32238)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_78008, _78010), once(user:catch(read_from_chars([a], _32238), _77984, fail)), '$restore_trace'(_78008, _78010))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_78008, _78010))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _77984, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(a)
   Exit: (228) [system] atomic(a)
^  Exit: (227) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _85508)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _87366)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _101520)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55798e5fad60), _105310)
   Exit: (226) [system] get_char((0x55798e5fad60), ')')
   Call: (226) [system] _85508=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [])
   Call: (225) [system] _6076=[a]
   Exit: (225) [system] [a]=[a]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (224) [system] _6070=[cde, a]
   Exit: (224) [system] [cde, a]=[cde, a]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [cde, a])
   Call: (223) [system] _6062=['DisjunctionIntroduction', cde, a]
   Exit: (223) [system] ['DisjunctionIntroduction', cde, a]=['DisjunctionIntroduction', cde, a]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', cde, a])
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', cde, a])
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _119192)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _121050)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _135204)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55798e5fad60), _138994)
   Exit: (222) [system] get_char((0x55798e5fad60), ')')
   Call: (222) [system] _119192=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [])
   Call: (221) [system] _6058=[['DisjunctionIntroduction', cde, a]]
   Exit: (221) [system] [['DisjunctionIntroduction', cde, a]]=[['DisjunctionIntroduction', cde, a]]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', cde, a]])
   Call: (220) [system] _6052=[abc, ['DisjunctionIntroduction', cde, a]]
   Exit: (220) [system] [abc, ['DisjunctionIntroduction', cde, a]]=[abc, ['DisjunctionIntroduction', cde, a]]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [abc, ['DisjunctionIntroduction', cde, a]])
   Call: (219) [system] _6044=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]]
   Exit: (219) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]])
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]])
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _152876)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _154734)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _162472)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _165176)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _180254)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _185824)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _187682)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _201836)
   Exit: (219) [system] get_char((0x55798e5fad60), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _185824)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _207406)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'O')
   Call: (221) [system] 'O'=(;)
   Fail: (221) [system] 'O'=(;)
^  Call: (221) [user] is_like_space('O')
   Call: (222) [system] char_type('O', 'white')
   Fail: (222) [system] char_type('O', 'white')
   Call: (222) [system] char_type('O', end_of_line)
   Fail: (222) [system] char_type('O', end_of_line)
   Call: (222) [system] char_type('O', space)
   Fail: (222) [system] char_type('O', space)
   Call: (222) [system] char_type('O', cntrl)
   Fail: (222) [system] char_type('O', cntrl)
^  Fail: (221) [user] is_like_space('O')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _221560)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'O')
   Call: (220) [system] 'O'=')'
   Fail: (220) [system] 'O'=')'
   Call: (220) [system] 'O'=end_of_file
   Fail: (220) [system] 'O'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _227130)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _228988)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'O')
   Call: (222) [system] 'O'=(;)
   Fail: (222) [system] 'O'=(;)
^  Call: (222) [user] is_like_space('O')
   Call: (223) [system] char_type('O', 'white')
   Fail: (223) [system] char_type('O', 'white')
   Call: (223) [system] char_type('O', end_of_line)
   Fail: (223) [system] char_type('O', end_of_line)
   Call: (223) [system] char_type('O', space)
   Fail: (223) [system] char_type('O', space)
   Call: (223) [system] char_type('O', cntrl)
   Fail: (223) [system] char_type('O', cntrl)
^  Fail: (222) [user] is_like_space('O')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _243142)
   Exit: (221) [system] get_char((0x55798e5fad60), 'O')
   Call: (221) [system] 'O'='('
   Fail: (221) [system] 'O'='('
   Call: (221) [system] 'O'='['
   Fail: (221) [system] 'O'='['
   Call: (221) [system] 'O'='{'
   Fail: (221) [system] 'O'='{'
   Call: (221) [system] 'O'='"'
   Fail: (221) [system] 'O'='"'
   Call: (221) [system] 'O'=!
   Fail: (221) [system] 'O'=!
   Call: (221) [system] 'O'='\''
   Fail: (221) [system] 'O'='\''
   Call: (221) [system] 'O'='`'
   Fail: (221) [system] 'O'='`'
   Call: (221) [system] 'O'=end_of_file
   Fail: (221) [system] 'O'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'O', _227130)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _260784)
   Call: (223) [system] peek_char((0x55798e5fad60), _261718)
   Exit: (223) [system] peek_char((0x55798e5fad60), r)
^  Call: (223) [user] is_delimiter(r)
   Call: (224) [system] char_type(r, space)
   Fail: (224) [system] char_type(r, space)
   Call: (224) [system] arg(_266438, v('(', ')', end_of_file), r)
   Fail: (224) [system] arg(_267370, v('(', ')', end_of_file), r)
^  Fail: (223) [user] is_delimiter(r)
   Call: (223) [system] ')'==r
   Fail: (223) [system] ')'==r
   Call: (223) [system] get_char((0x55798e5fad60), r)
   Exit: (223) [system] get_char((0x55798e5fad60), r)
   Call: (223) [system] r=(\)
   Fail: (223) [system] r=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _274720)
   Call: (224) [system] peek_char((0x55798e5fad60), _275654)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (224) [user] is_delimiter('L')
   Call: (225) [system] char_type('L', space)
   Fail: (225) [system] char_type('L', space)
   Call: (225) [system] arg(_280374, v('(', ')', end_of_file), 'L')
   Fail: (225) [system] arg(_281306, v('(', ')', end_of_file), 'L')
^  Fail: (224) [user] is_delimiter('L')
   Call: (224) [system] ')'=='L'
   Fail: (224) [system] ')'=='L'
   Call: (224) [system] get_char((0x55798e5fad60), 'L')
   Exit: (224) [system] get_char((0x55798e5fad60), 'L')
   Call: (224) [system] 'L'=(\)
   Fail: (224) [system] 'L'=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _288656)
   Call: (225) [system] peek_char((0x55798e5fad60), _289590)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_294310, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_295242, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _302592)
   Call: (226) [system] peek_char((0x55798e5fad60), _303526)
   Exit: (226) [system] peek_char((0x55798e5fad60), n)
^  Call: (226) [user] is_delimiter(n)
   Call: (227) [system] char_type(n, space)
   Fail: (227) [system] char_type(n, space)
   Call: (227) [system] arg(_308246, v('(', ')', end_of_file), n)
   Fail: (227) [system] arg(_309178, v('(', ')', end_of_file), n)
^  Fail: (226) [user] is_delimiter(n)
   Call: (226) [system] ')'==n
   Fail: (226) [system] ')'==n
   Call: (226) [system] get_char((0x55798e5fad60), n)
   Exit: (226) [system] get_char((0x55798e5fad60), n)
   Call: (226) [system] n=(\)
   Fail: (226) [system] n=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _316528)
   Call: (227) [system] peek_char((0x55798e5fad60), _317462)
   Exit: (227) [system] peek_char((0x55798e5fad60), k)
^  Call: (227) [user] is_delimiter(k)
   Call: (228) [system] char_type(k, space)
   Fail: (228) [system] char_type(k, space)
   Call: (228) [system] arg(_322182, v('(', ')', end_of_file), k)
   Fail: (228) [system] arg(_323114, v('(', ')', end_of_file), k)
^  Fail: (227) [user] is_delimiter(k)
   Call: (227) [system] ')'==k
   Fail: (227) [system] ')'==k
   Call: (227) [system] get_char((0x55798e5fad60), k)
   Exit: (227) [system] get_char((0x55798e5fad60), k)
   Call: (227) [system] k=(\)
   Fail: (227) [system] k=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _330464)
   Call: (228) [system] peek_char((0x55798e5fad60), _331398)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _330464=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (227) [system] _316528=[k]
   Exit: (227) [system] [k]=[k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (226) [system] _302592=[n, k]
   Exit: (226) [system] [n, k]=[n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (225) [system] _288656=[i, n, k]
   Exit: (225) [system] [i, n, k]=[i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (224) [system] _274720=['L', i, n, k]
   Exit: (224) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (223) [system] _260784=[r, 'L', i, n, k]
   Exit: (223) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (222) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _227130)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_354678, _354680), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _227130), _354654, fail)), '$restore_trace'(_354678, _354680))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_354678, _354680))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _227130), _354654, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_227130)
   Fail: (223) [system] atomic(_227130)
   Call: (223) [system] atom_chars(_227130, ['O', r, 'L', i, n, k])
   Exit: (223) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (222) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _364054)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _365912)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _373650)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _376354)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _391432)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _397002)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _398860)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _413014)
   Exit: (222) [system] get_char((0x55798e5fad60), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _397002)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _418584)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'I')
   Call: (224) [system] 'I'=(;)
   Fail: (224) [system] 'I'=(;)
^  Call: (224) [user] is_like_space('I')
   Call: (225) [system] char_type('I', 'white')
   Fail: (225) [system] char_type('I', 'white')
   Call: (225) [system] char_type('I', end_of_line)
   Fail: (225) [system] char_type('I', end_of_line)
   Call: (225) [system] char_type('I', space)
   Fail: (225) [system] char_type('I', space)
   Call: (225) [system] char_type('I', cntrl)
   Fail: (225) [system] char_type('I', cntrl)
^  Fail: (224) [user] is_like_space('I')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _432738)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'I')
   Call: (223) [system] 'I'=')'
   Fail: (223) [system] 'I'=')'
   Call: (223) [system] 'I'=end_of_file
   Fail: (223) [system] 'I'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _438308)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _440166)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'=(;)
   Fail: (225) [system] 'I'=(;)
^  Call: (225) [user] is_like_space('I')
   Call: (226) [system] char_type('I', 'white')
   Fail: (226) [system] char_type('I', 'white')
   Call: (226) [system] char_type('I', end_of_line)
   Fail: (226) [system] char_type('I', end_of_line)
   Call: (226) [system] char_type('I', space)
   Fail: (226) [system] char_type('I', space)
   Call: (226) [system] char_type('I', cntrl)
   Fail: (226) [system] char_type('I', cntrl)
^  Fail: (225) [user] is_like_space('I')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _454320)
   Exit: (224) [system] get_char((0x55798e5fad60), 'I')
   Call: (224) [system] 'I'='('
   Fail: (224) [system] 'I'='('
   Call: (224) [system] 'I'='['
   Fail: (224) [system] 'I'='['
   Call: (224) [system] 'I'='{'
   Fail: (224) [system] 'I'='{'
   Call: (224) [system] 'I'='"'
   Fail: (224) [system] 'I'='"'
   Call: (224) [system] 'I'=!
   Fail: (224) [system] 'I'=!
   Call: (224) [system] 'I'='\''
   Fail: (224) [system] 'I'='\''
   Call: (224) [system] 'I'='`'
   Fail: (224) [system] 'I'='`'
   Call: (224) [system] 'I'=end_of_file
   Fail: (224) [system] 'I'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'I', _438308)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _471962)
   Call: (226) [system] peek_char((0x55798e5fad60), _472896)
   Exit: (226) [system] peek_char((0x55798e5fad60), m)
^  Call: (226) [user] is_delimiter(m)
   Call: (227) [system] char_type(m, space)
   Fail: (227) [system] char_type(m, space)
   Call: (227) [system] arg(_477616, v('(', ')', end_of_file), m)
   Fail: (227) [system] arg(_478548, v('(', ')', end_of_file), m)
^  Fail: (226) [user] is_delimiter(m)
   Call: (226) [system] ')'==m
   Fail: (226) [system] ')'==m
   Call: (226) [system] get_char((0x55798e5fad60), m)
   Exit: (226) [system] get_char((0x55798e5fad60), m)
   Call: (226) [system] m=(\)
   Fail: (226) [system] m=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _485898)
   Call: (227) [system] peek_char((0x55798e5fad60), _486832)
   Exit: (227) [system] peek_char((0x55798e5fad60), p)
^  Call: (227) [user] is_delimiter(p)
   Call: (228) [system] char_type(p, space)
   Fail: (228) [system] char_type(p, space)
   Call: (228) [system] arg(_491552, v('(', ')', end_of_file), p)
   Fail: (228) [system] arg(_492484, v('(', ')', end_of_file), p)
^  Fail: (227) [user] is_delimiter(p)
   Call: (227) [system] ')'==p
   Fail: (227) [system] ')'==p
   Call: (227) [system] get_char((0x55798e5fad60), p)
   Exit: (227) [system] get_char((0x55798e5fad60), p)
   Call: (227) [system] p=(\)
   Fail: (227) [system] p=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _499834)
   Call: (228) [system] peek_char((0x55798e5fad60), _500768)
   Exit: (228) [system] peek_char((0x55798e5fad60), l)
^  Call: (228) [user] is_delimiter(l)
   Call: (229) [system] char_type(l, space)
   Fail: (229) [system] char_type(l, space)
   Call: (229) [system] arg(_505488, v('(', ')', end_of_file), l)
   Fail: (229) [system] arg(_506420, v('(', ')', end_of_file), l)
^  Fail: (228) [user] is_delimiter(l)
   Call: (228) [system] ')'==l
   Fail: (228) [system] ')'==l
   Call: (228) [system] get_char((0x55798e5fad60), l)
   Exit: (228) [system] get_char((0x55798e5fad60), l)
   Call: (228) [system] l=(\)
   Fail: (228) [system] l=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _513770)
   Call: (229) [system] peek_char((0x55798e5fad60), _514704)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_519424, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_520356, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _527706)
   Call: (230) [system] peek_char((0x55798e5fad60), _528640)
   Exit: (230) [system] peek_char((0x55798e5fad60), c)
^  Call: (230) [user] is_delimiter(c)
   Call: (231) [system] char_type(c, space)
   Fail: (231) [system] char_type(c, space)
   Call: (231) [system] arg(_533360, v('(', ')', end_of_file), c)
   Fail: (231) [system] arg(_534292, v('(', ')', end_of_file), c)
^  Fail: (230) [user] is_delimiter(c)
   Call: (230) [system] ')'==c
   Fail: (230) [system] ')'==c
   Call: (230) [system] get_char((0x55798e5fad60), c)
   Exit: (230) [system] get_char((0x55798e5fad60), c)
   Call: (230) [system] c=(\)
   Fail: (230) [system] c=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _541642)
   Call: (231) [system] peek_char((0x55798e5fad60), _542576)
   Exit: (231) [system] peek_char((0x55798e5fad60), a)
^  Call: (231) [user] is_delimiter(a)
   Call: (232) [system] char_type(a, space)
   Fail: (232) [system] char_type(a, space)
   Call: (232) [system] arg(_547296, v('(', ')', end_of_file), a)
   Fail: (232) [system] arg(_548228, v('(', ')', end_of_file), a)
^  Fail: (231) [user] is_delimiter(a)
   Call: (231) [system] ')'==a
   Fail: (231) [system] ')'==a
   Call: (231) [system] get_char((0x55798e5fad60), a)
   Exit: (231) [system] get_char((0x55798e5fad60), a)
   Call: (231) [system] a=(\)
   Fail: (231) [system] a=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _555578)
   Call: (232) [system] peek_char((0x55798e5fad60), _556512)
   Exit: (232) [system] peek_char((0x55798e5fad60), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_561232, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_562164, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55798e5fad60), t)
   Exit: (232) [system] get_char((0x55798e5fad60), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _569514)
   Call: (233) [system] peek_char((0x55798e5fad60), _570448)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_575168, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_576100, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _583450)
   Call: (234) [system] peek_char((0x55798e5fad60), _584384)
   Exit: (234) [system] peek_char((0x55798e5fad60), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_589104, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_590036, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55798e5fad60), o)
   Exit: (234) [system] get_char((0x55798e5fad60), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _597386)
   Call: (235) [system] peek_char((0x55798e5fad60), _598320)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_603040, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_603972, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _611322)
   Call: (236) [system] peek_char((0x55798e5fad60), _612256)
   Exit: (236) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _611322=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (235) [system] _597386=[n]
   Exit: (235) [system] [n]=[n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (234) [system] _583450=[o, n]
   Exit: (234) [system] [o, n]=[o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (233) [system] _569514=[i, o, n]
   Exit: (233) [system] [i, o, n]=[i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (232) [system] _555578=[t, i, o, n]
   Exit: (232) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (231) [system] _541642=[a, t, i, o, n]
   Exit: (231) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (230) [system] _527706=[c, a, t, i, o, n]
   Exit: (230) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (229) [system] _513770=[i, c, a, t, i, o, n]
   Exit: (229) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (228) [system] _499834=[l, i, c, a, t, i, o, n]
   Exit: (228) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (227) [system] _485898=[p, l, i, c, a, t, i, o, n]
   Exit: (227) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (226) [system] _471962=[m, p, l, i, c, a, t, i, o, n]
   Exit: (226) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (225) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _438308)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_649506, _649508), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _438308), _649482, fail)), '$restore_trace'(_649506, _649508))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_649506, _649508))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _438308), _649482, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_438308)
   Fail: (226) [system] atomic(_438308)
   Call: (226) [system] atom_chars(_438308, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (226) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (225) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _658882)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _660740)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _668478)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _671182)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _686260)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=')'
   Fail: (224) [system] '('=')'
   Call: (224) [system] '('=end_of_file
   Fail: (224) [system] '('=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _691830)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _693688)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _707842)
   Exit: (225) [system] get_char((0x55798e5fad60), '(')
   Call: (225) [system] '('='('
   Exit: (225) [system] '('='('
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _691830)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _713412)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'=(;)
   Fail: (227) [system] 'A'=(;)
^  Call: (227) [user] is_like_space('A')
   Call: (228) [system] char_type('A', 'white')
   Fail: (228) [system] char_type('A', 'white')
   Call: (228) [system] char_type('A', end_of_line)
   Fail: (228) [system] char_type('A', end_of_line)
   Call: (228) [system] char_type('A', space)
   Fail: (228) [system] char_type('A', space)
   Call: (228) [system] char_type('A', cntrl)
   Fail: (228) [system] char_type('A', cntrl)
^  Fail: (227) [user] is_like_space('A')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _727566)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=')'
   Fail: (226) [system] 'A'=')'
   Call: (226) [system] 'A'=end_of_file
   Fail: (226) [system] 'A'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _733136)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _734994)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=(;)
   Fail: (228) [system] 'A'=(;)
^  Call: (228) [user] is_like_space('A')
   Call: (229) [system] char_type('A', 'white')
   Fail: (229) [system] char_type('A', 'white')
   Call: (229) [system] char_type('A', end_of_line)
   Fail: (229) [system] char_type('A', end_of_line)
   Call: (229) [system] char_type('A', space)
   Fail: (229) [system] char_type('A', space)
   Call: (229) [system] char_type('A', cntrl)
   Fail: (229) [system] char_type('A', cntrl)
^  Fail: (228) [user] is_like_space('A')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _749148)
   Exit: (227) [system] get_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'='('
   Fail: (227) [system] 'A'='('
   Call: (227) [system] 'A'='['
   Fail: (227) [system] 'A'='['
   Call: (227) [system] 'A'='{'
   Fail: (227) [system] 'A'='{'
   Call: (227) [system] 'A'='"'
   Fail: (227) [system] 'A'='"'
   Call: (227) [system] 'A'=!
   Fail: (227) [system] 'A'=!
   Call: (227) [system] 'A'='\''
   Fail: (227) [system] 'A'='\''
   Call: (227) [system] 'A'='`'
   Fail: (227) [system] 'A'='`'
   Call: (227) [system] 'A'=end_of_file
   Fail: (227) [system] 'A'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'A', _733136)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _766790)
   Call: (229) [system] peek_char((0x55798e5fad60), _767724)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_772444, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_773376, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _780726)
   Call: (230) [system] peek_char((0x55798e5fad60), _781660)
   Exit: (230) [system] peek_char((0x55798e5fad60), d)
^  Call: (230) [user] is_delimiter(d)
   Call: (231) [system] char_type(d, space)
   Fail: (231) [system] char_type(d, space)
   Call: (231) [system] arg(_786380, v('(', ')', end_of_file), d)
   Fail: (231) [system] arg(_787312, v('(', ')', end_of_file), d)
^  Fail: (230) [user] is_delimiter(d)
   Call: (230) [system] ')'==d
   Fail: (230) [system] ')'==d
   Call: (230) [system] get_char((0x55798e5fad60), d)
   Exit: (230) [system] get_char((0x55798e5fad60), d)
   Call: (230) [system] d=(\)
   Fail: (230) [system] d=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _794662)
   Call: (231) [system] peek_char((0x55798e5fad60), _795596)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (231) [user] is_delimiter('L')
   Call: (232) [system] char_type('L', space)
   Fail: (232) [system] char_type('L', space)
   Call: (232) [system] arg(_800316, v('(', ')', end_of_file), 'L')
   Fail: (232) [system] arg(_801248, v('(', ')', end_of_file), 'L')
^  Fail: (231) [user] is_delimiter('L')
   Call: (231) [system] ')'=='L'
   Fail: (231) [system] ')'=='L'
   Call: (231) [system] get_char((0x55798e5fad60), 'L')
   Exit: (231) [system] get_char((0x55798e5fad60), 'L')
   Call: (231) [system] 'L'=(\)
   Fail: (231) [system] 'L'=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _808598)
   Call: (232) [system] peek_char((0x55798e5fad60), _809532)
   Exit: (232) [system] peek_char((0x55798e5fad60), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_814252, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_815184, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55798e5fad60), i)
   Exit: (232) [system] get_char((0x55798e5fad60), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _822534)
   Call: (233) [system] peek_char((0x55798e5fad60), _823468)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_828188, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_829120, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _836470)
   Call: (234) [system] peek_char((0x55798e5fad60), _837404)
   Exit: (234) [system] peek_char((0x55798e5fad60), k)
^  Call: (234) [user] is_delimiter(k)
   Call: (235) [system] char_type(k, space)
   Fail: (235) [system] char_type(k, space)
   Call: (235) [system] arg(_842124, v('(', ')', end_of_file), k)
   Fail: (235) [system] arg(_843056, v('(', ')', end_of_file), k)
^  Fail: (234) [user] is_delimiter(k)
   Call: (234) [system] ')'==k
   Fail: (234) [system] ')'==k
   Call: (234) [system] get_char((0x55798e5fad60), k)
   Exit: (234) [system] get_char((0x55798e5fad60), k)
   Call: (234) [system] k=(\)
   Fail: (234) [system] k=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _850406)
   Call: (235) [system] peek_char((0x55798e5fad60), _851340)
   Exit: (235) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _850406=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (234) [system] _836470=[k]
   Exit: (234) [system] [k]=[k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (233) [system] _822534=[n, k]
   Exit: (233) [system] [n, k]=[n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (232) [system] _808598=[i, n, k]
   Exit: (232) [system] [i, n, k]=[i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (231) [system] _794662=['L', i, n, k]
   Exit: (231) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (230) [system] _780726=[d, 'L', i, n, k]
   Exit: (230) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (229) [system] _766790=[n, d, 'L', i, n, k]
   Exit: (229) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (228) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _733136)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_877414, _877416), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _733136), _877390, fail)), '$restore_trace'(_877414, _877416))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_877414, _877416))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _733136), _877390, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_733136)
   Fail: (229) [system] atomic(_733136)
   Call: (229) [system] atom_chars(_733136, ['A', n, d, 'L', i, n, k])
   Exit: (229) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (228) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _886790)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _888648)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _896386)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _899090)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'=(;)
   Fail: (229) [system] 'A'=(;)
^  Call: (229) [user] is_like_space('A')
   Call: (230) [system] char_type('A', 'white')
   Fail: (230) [system] char_type('A', 'white')
   Call: (230) [system] char_type('A', end_of_line)
   Fail: (230) [system] char_type('A', end_of_line)
   Call: (230) [system] char_type('A', space)
   Fail: (230) [system] char_type('A', space)
   Call: (230) [system] char_type('A', cntrl)
   Fail: (230) [system] char_type('A', cntrl)
^  Fail: (229) [user] is_like_space('A')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _914168)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'=')'
   Fail: (227) [system] 'A'=')'
   Call: (227) [system] 'A'=end_of_file
   Fail: (227) [system] 'A'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _919738)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _921596)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'=(;)
   Fail: (229) [system] 'A'=(;)
^  Call: (229) [user] is_like_space('A')
   Call: (230) [system] char_type('A', 'white')
   Fail: (230) [system] char_type('A', 'white')
   Call: (230) [system] char_type('A', end_of_line)
   Fail: (230) [system] char_type('A', end_of_line)
   Call: (230) [system] char_type('A', space)
   Fail: (230) [system] char_type('A', space)
   Call: (230) [system] char_type('A', cntrl)
   Fail: (230) [system] char_type('A', cntrl)
^  Fail: (229) [user] is_like_space('A')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _935750)
   Exit: (228) [system] get_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'='('
   Fail: (228) [system] 'A'='('
   Call: (228) [system] 'A'='['
   Fail: (228) [system] 'A'='['
   Call: (228) [system] 'A'='{'
   Fail: (228) [system] 'A'='{'
   Call: (228) [system] 'A'='"'
   Fail: (228) [system] 'A'='"'
   Call: (228) [system] 'A'=!
   Fail: (228) [system] 'A'=!
   Call: (228) [system] 'A'='\''
   Fail: (228) [system] 'A'='\''
   Call: (228) [system] 'A'='`'
   Fail: (228) [system] 'A'='`'
   Call: (228) [system] 'A'=end_of_file
   Fail: (228) [system] 'A'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'A', _919738)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _953392)
   Call: (230) [system] peek_char((0x55798e5fad60), _954326)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _953392=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (229) [user] classify_and_convert_charseq('A', [], _919738)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_963636, _963638), once(user:catch(read_from_chars(['A'], _919738), _963612, fail)), '$restore_trace'(_963636, _963638))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_963636, _963638))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _919738), _963612, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_919738)
   Fail: (230) [system] atomic(_919738)
   Call: (230) [system] atom_chars(_919738, ['A'])
   Exit: (230) [system] atom_chars('A', ['A'])
^  Exit: (229) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _973012)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _974870)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _982608)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _985312)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'B')
   Call: (230) [system] 'B'=(;)
   Fail: (230) [system] 'B'=(;)
^  Call: (230) [user] is_like_space('B')
   Call: (231) [system] char_type('B', 'white')
   Fail: (231) [system] char_type('B', 'white')
   Call: (231) [system] char_type('B', end_of_line)
   Fail: (231) [system] char_type('B', end_of_line)
   Call: (231) [system] char_type('B', space)
   Fail: (231) [system] char_type('B', space)
   Call: (231) [system] char_type('B', cntrl)
   Fail: (231) [system] char_type('B', cntrl)
^  Fail: (230) [user] is_like_space('B')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1000390)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'B')
   Call: (228) [system] 'B'=')'
   Fail: (228) [system] 'B'=')'
   Call: (228) [system] 'B'=end_of_file
   Fail: (228) [system] 'B'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _1005960)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1007818)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'B')
   Call: (230) [system] 'B'=(;)
   Fail: (230) [system] 'B'=(;)
^  Call: (230) [user] is_like_space('B')
   Call: (231) [system] char_type('B', 'white')
   Fail: (231) [system] char_type('B', 'white')
   Call: (231) [system] char_type('B', end_of_line)
   Fail: (231) [system] char_type('B', end_of_line)
   Call: (231) [system] char_type('B', space)
   Fail: (231) [system] char_type('B', space)
   Call: (231) [system] char_type('B', cntrl)
   Fail: (231) [system] char_type('B', cntrl)
^  Fail: (230) [user] is_like_space('B')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _1021972)
   Exit: (229) [system] get_char((0x55798e5fad60), 'B')
   Call: (229) [system] 'B'='('
   Fail: (229) [system] 'B'='('
   Call: (229) [system] 'B'='['
   Fail: (229) [system] 'B'='['
   Call: (229) [system] 'B'='{'
   Fail: (229) [system] 'B'='{'
   Call: (229) [system] 'B'='"'
   Fail: (229) [system] 'B'='"'
   Call: (229) [system] 'B'=!
   Fail: (229) [system] 'B'=!
   Call: (229) [system] 'B'='\''
   Fail: (229) [system] 'B'='\''
   Call: (229) [system] 'B'='`'
   Fail: (229) [system] 'B'='`'
   Call: (229) [system] 'B'=end_of_file
   Fail: (229) [system] 'B'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1005960)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1039614)
   Call: (231) [system] peek_char((0x55798e5fad60), _1040548)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
^  Call: (231) [user] is_delimiter(')')
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] arg(_1045268, v('(', ')', end_of_file), ')')
   Exit: (232) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (231) [user] is_delimiter(')')
   Call: (231) [system] _1039614=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (230) [user] classify_and_convert_charseq('B', [], _1005960)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1051730, _1051732), once(user:catch(read_from_chars(['B'], _1005960), _1051706, fail)), '$restore_trace'(_1051730, _1051732))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1051730, _1051732))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1005960), _1051706, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1005960)
   Fail: (231) [system] atomic(_1005960)
   Call: (231) [system] atom_chars(_1005960, ['B'])
   Exit: (231) [system] atom_chars('B', ['B'])
^  Exit: (230) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1061106)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1062964)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=(;)
   Fail: (230) [system] ')'=(;)
^  Call: (230) [user] is_like_space(')')
   Call: (231) [system] char_type(')', 'white')
   Fail: (231) [system] char_type(')', 'white')
   Call: (231) [system] char_type(')', end_of_line)
   Fail: (231) [system] char_type(')', end_of_line)
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] char_type(')', cntrl)
   Fail: (231) [system] char_type(')', cntrl)
^  Fail: (230) [user] is_like_space(')')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1077118)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=')'
   Exit: (229) [system] ')'=')'
   Call: (229) [system] get_char((0x55798e5fad60), _1080908)
   Exit: (229) [system] get_char((0x55798e5fad60), ')')
   Call: (229) [system] _1061106=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), [])
   Call: (228) [system] _973012=['B']
   Exit: (228) [system] ['B']=['B']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (227) [system] _886790=['A', 'B']
   Exit: (227) [system] ['A', 'B']=['A', 'B']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (226) [system] _691830=['AndLink', 'A', 'B']
   Exit: (226) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1094790)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1096648)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _1104386)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1107090)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'C')
   Call: (227) [system] 'C'=(;)
   Fail: (227) [system] 'C'=(;)
^  Call: (227) [user] is_like_space('C')
   Call: (228) [system] char_type('C', 'white')
   Fail: (228) [system] char_type('C', 'white')
   Call: (228) [system] char_type('C', end_of_line)
   Fail: (228) [system] char_type('C', end_of_line)
   Call: (228) [system] char_type('C', space)
   Fail: (228) [system] char_type('C', space)
   Call: (228) [system] char_type('C', cntrl)
   Fail: (228) [system] char_type('C', cntrl)
^  Fail: (227) [user] is_like_space('C')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1122168)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'C')
   Call: (225) [system] 'C'=')'
   Fail: (225) [system] 'C'=')'
   Call: (225) [system] 'C'=end_of_file
   Fail: (225) [system] 'C'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1127738)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1129596)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'C')
   Call: (227) [system] 'C'=(;)
   Fail: (227) [system] 'C'=(;)
^  Call: (227) [user] is_like_space('C')
   Call: (228) [system] char_type('C', 'white')
   Fail: (228) [system] char_type('C', 'white')
   Call: (228) [system] char_type('C', end_of_line)
   Fail: (228) [system] char_type('C', end_of_line)
   Call: (228) [system] char_type('C', space)
   Fail: (228) [system] char_type('C', space)
   Call: (228) [system] char_type('C', cntrl)
   Fail: (228) [system] char_type('C', cntrl)
^  Fail: (227) [user] is_like_space('C')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1143750)
   Exit: (226) [system] get_char((0x55798e5fad60), 'C')
   Call: (226) [system] 'C'='('
   Fail: (226) [system] 'C'='('
   Call: (226) [system] 'C'='['
   Fail: (226) [system] 'C'='['
   Call: (226) [system] 'C'='{'
   Fail: (226) [system] 'C'='{'
   Call: (226) [system] 'C'='"'
   Fail: (226) [system] 'C'='"'
   Call: (226) [system] 'C'=!
   Fail: (226) [system] 'C'=!
   Call: (226) [system] 'C'='\''
   Fail: (226) [system] 'C'='\''
   Call: (226) [system] 'C'='`'
   Fail: (226) [system] 'C'='`'
   Call: (226) [system] 'C'=end_of_file
   Fail: (226) [system] 'C'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1127738)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1161392)
   Call: (228) [system] peek_char((0x55798e5fad60), _1162326)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
^  Call: (228) [user] is_delimiter(')')
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] arg(_1167046, v('(', ')', end_of_file), ')')
   Exit: (229) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (228) [user] is_delimiter(')')
   Call: (228) [system] _1161392=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (227) [user] classify_and_convert_charseq('C', [], _1127738)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1173508, _1173510), once(user:catch(read_from_chars(['C'], _1127738), _1173484, fail)), '$restore_trace'(_1173508, _1173510))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1173508, _1173510))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1127738), _1173484, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1127738)
   Fail: (228) [system] atomic(_1127738)
   Call: (228) [system] atom_chars(_1127738, ['C'])
   Exit: (228) [system] atom_chars('C', ['C'])
^  Exit: (227) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1182884)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1184742)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1198896)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55798e5fad60), _1202686)
   Exit: (226) [system] get_char((0x55798e5fad60), ')')
   Call: (226) [system] _1182884=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [])
   Call: (225) [system] _1094790=['C']
   Exit: (225) [system] ['C']=['C']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (224) [system] _658882=[['AndLink', 'A', 'B'], 'C']
   Exit: (224) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (223) [system] _397002=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (223) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1216568)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1218426)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _1226164)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1228868)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1243946)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1249516)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1251374)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1265528)
   Exit: (223) [system] get_char((0x55798e5fad60), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1249516)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1271098)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'O')
   Call: (225) [system] 'O'=(;)
   Fail: (225) [system] 'O'=(;)
^  Call: (225) [user] is_like_space('O')
   Call: (226) [system] char_type('O', 'white')
   Fail: (226) [system] char_type('O', 'white')
   Call: (226) [system] char_type('O', end_of_line)
   Fail: (226) [system] char_type('O', end_of_line)
   Call: (226) [system] char_type('O', space)
   Fail: (226) [system] char_type('O', space)
   Call: (226) [system] char_type('O', cntrl)
   Fail: (226) [system] char_type('O', cntrl)
^  Fail: (225) [user] is_like_space('O')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1285252)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'O')
   Call: (224) [system] 'O'=')'
   Fail: (224) [system] 'O'=')'
   Call: (224) [system] 'O'=end_of_file
   Fail: (224) [system] 'O'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1290822)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1292680)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'O')
   Call: (226) [system] 'O'=(;)
   Fail: (226) [system] 'O'=(;)
^  Call: (226) [user] is_like_space('O')
   Call: (227) [system] char_type('O', 'white')
   Fail: (227) [system] char_type('O', 'white')
   Call: (227) [system] char_type('O', end_of_line)
   Fail: (227) [system] char_type('O', end_of_line)
   Call: (227) [system] char_type('O', space)
   Fail: (227) [system] char_type('O', space)
   Call: (227) [system] char_type('O', cntrl)
   Fail: (227) [system] char_type('O', cntrl)
^  Fail: (226) [user] is_like_space('O')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1306834)
   Exit: (225) [system] get_char((0x55798e5fad60), 'O')
   Call: (225) [system] 'O'='('
   Fail: (225) [system] 'O'='('
   Call: (225) [system] 'O'='['
   Fail: (225) [system] 'O'='['
   Call: (225) [system] 'O'='{'
   Fail: (225) [system] 'O'='{'
   Call: (225) [system] 'O'='"'
   Fail: (225) [system] 'O'='"'
   Call: (225) [system] 'O'=!
   Fail: (225) [system] 'O'=!
   Call: (225) [system] 'O'='\''
   Fail: (225) [system] 'O'='\''
   Call: (225) [system] 'O'='`'
   Fail: (225) [system] 'O'='`'
   Call: (225) [system] 'O'=end_of_file
   Fail: (225) [system] 'O'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1290822)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1324476)
   Call: (227) [system] peek_char((0x55798e5fad60), _1325410)
   Exit: (227) [system] peek_char((0x55798e5fad60), r)
^  Call: (227) [user] is_delimiter(r)
   Call: (228) [system] char_type(r, space)
   Fail: (228) [system] char_type(r, space)
   Call: (228) [system] arg(_1330130, v('(', ')', end_of_file), r)
   Fail: (228) [system] arg(_1331062, v('(', ')', end_of_file), r)
^  Fail: (227) [user] is_delimiter(r)
   Call: (227) [system] ')'==r
   Fail: (227) [system] ')'==r
   Call: (227) [system] get_char((0x55798e5fad60), r)
   Exit: (227) [system] get_char((0x55798e5fad60), r)
   Call: (227) [system] r=(\)
   Fail: (227) [system] r=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1338412)
   Call: (228) [system] peek_char((0x55798e5fad60), _1339346)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (228) [user] is_delimiter('L')
   Call: (229) [system] char_type('L', space)
   Fail: (229) [system] char_type('L', space)
   Call: (229) [system] arg(_1344066, v('(', ')', end_of_file), 'L')
   Fail: (229) [system] arg(_1344998, v('(', ')', end_of_file), 'L')
^  Fail: (228) [user] is_delimiter('L')
   Call: (228) [system] ')'=='L'
   Fail: (228) [system] ')'=='L'
   Call: (228) [system] get_char((0x55798e5fad60), 'L')
   Exit: (228) [system] get_char((0x55798e5fad60), 'L')
   Call: (228) [system] 'L'=(\)
   Fail: (228) [system] 'L'=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1352348)
   Call: (229) [system] peek_char((0x55798e5fad60), _1353282)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1358002, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1358934, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1366284)
   Call: (230) [system] peek_char((0x55798e5fad60), _1367218)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_1371938, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_1372870, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1380220)
   Call: (231) [system] peek_char((0x55798e5fad60), _1381154)
   Exit: (231) [system] peek_char((0x55798e5fad60), k)
^  Call: (231) [user] is_delimiter(k)
   Call: (232) [system] char_type(k, space)
   Fail: (232) [system] char_type(k, space)
   Call: (232) [system] arg(_1385874, v('(', ')', end_of_file), k)
   Fail: (232) [system] arg(_1386806, v('(', ')', end_of_file), k)
^  Fail: (231) [user] is_delimiter(k)
   Call: (231) [system] ')'==k
   Fail: (231) [system] ')'==k
   Call: (231) [system] get_char((0x55798e5fad60), k)
   Exit: (231) [system] get_char((0x55798e5fad60), k)
   Call: (231) [system] k=(\)
   Fail: (231) [system] k=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1394156)
   Call: (232) [system] peek_char((0x55798e5fad60), _1395090)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _1394156=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (231) [system] _1380220=[k]
   Exit: (231) [system] [k]=[k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (230) [system] _1366284=[n, k]
   Exit: (230) [system] [n, k]=[n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (229) [system] _1352348=[i, n, k]
   Exit: (229) [system] [i, n, k]=[i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (228) [system] _1338412=['L', i, n, k]
   Exit: (228) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (227) [system] _1324476=[r, 'L', i, n, k]
   Exit: (227) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (226) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1290822)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1418370, _1418372), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1290822), _1418346, fail)), '$restore_trace'(_1418370, _1418372))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1418370, _1418372))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1290822), _1418346, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1290822)
   Fail: (227) [system] atomic(_1290822)
   Call: (227) [system] atom_chars(_1290822, ['O', r, 'L', i, n, k])
   Exit: (227) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (226) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1427746)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1429604)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _1437342)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1440046)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1455124)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=')'
   Fail: (225) [system] '('=')'
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1460694)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1462552)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1476706)
   Exit: (226) [system] get_char((0x55798e5fad60), '(')
   Call: (226) [system] '('='('
   Exit: (226) [system] '('='('
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1460694)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1482276)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'I')
   Call: (228) [system] 'I'=(;)
   Fail: (228) [system] 'I'=(;)
^  Call: (228) [user] is_like_space('I')
   Call: (229) [system] char_type('I', 'white')
   Fail: (229) [system] char_type('I', 'white')
   Call: (229) [system] char_type('I', end_of_line)
   Fail: (229) [system] char_type('I', end_of_line)
   Call: (229) [system] char_type('I', space)
   Fail: (229) [system] char_type('I', space)
   Call: (229) [system] char_type('I', cntrl)
   Fail: (229) [system] char_type('I', cntrl)
^  Fail: (228) [user] is_like_space('I')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1496430)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'I')
   Call: (227) [system] 'I'=')'
   Fail: (227) [system] 'I'=')'
   Call: (227) [system] 'I'=end_of_file
   Fail: (227) [system] 'I'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _1502000)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1503858)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'I')
   Call: (229) [system] 'I'=(;)
   Fail: (229) [system] 'I'=(;)
^  Call: (229) [user] is_like_space('I')
   Call: (230) [system] char_type('I', 'white')
   Fail: (230) [system] char_type('I', 'white')
   Call: (230) [system] char_type('I', end_of_line)
   Fail: (230) [system] char_type('I', end_of_line)
   Call: (230) [system] char_type('I', space)
   Fail: (230) [system] char_type('I', space)
   Call: (230) [system] char_type('I', cntrl)
   Fail: (230) [system] char_type('I', cntrl)
^  Fail: (229) [user] is_like_space('I')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _1518012)
   Exit: (228) [system] get_char((0x55798e5fad60), 'I')
   Call: (228) [system] 'I'='('
   Fail: (228) [system] 'I'='('
   Call: (228) [system] 'I'='['
   Fail: (228) [system] 'I'='['
   Call: (228) [system] 'I'='{'
   Fail: (228) [system] 'I'='{'
   Call: (228) [system] 'I'='"'
   Fail: (228) [system] 'I'='"'
   Call: (228) [system] 'I'=!
   Fail: (228) [system] 'I'=!
   Call: (228) [system] 'I'='\''
   Fail: (228) [system] 'I'='\''
   Call: (228) [system] 'I'='`'
   Fail: (228) [system] 'I'='`'
   Call: (228) [system] 'I'=end_of_file
   Fail: (228) [system] 'I'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1502000)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1535654)
   Call: (230) [system] peek_char((0x55798e5fad60), _1536588)
   Exit: (230) [system] peek_char((0x55798e5fad60), m)
^  Call: (230) [user] is_delimiter(m)
   Call: (231) [system] char_type(m, space)
   Fail: (231) [system] char_type(m, space)
   Call: (231) [system] arg(_1541308, v('(', ')', end_of_file), m)
   Fail: (231) [system] arg(_1542240, v('(', ')', end_of_file), m)
^  Fail: (230) [user] is_delimiter(m)
   Call: (230) [system] ')'==m
   Fail: (230) [system] ')'==m
   Call: (230) [system] get_char((0x55798e5fad60), m)
   Exit: (230) [system] get_char((0x55798e5fad60), m)
   Call: (230) [system] m=(\)
   Fail: (230) [system] m=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1549590)
   Call: (231) [system] peek_char((0x55798e5fad60), _1550524)
   Exit: (231) [system] peek_char((0x55798e5fad60), p)
^  Call: (231) [user] is_delimiter(p)
   Call: (232) [system] char_type(p, space)
   Fail: (232) [system] char_type(p, space)
   Call: (232) [system] arg(_1555244, v('(', ')', end_of_file), p)
   Fail: (232) [system] arg(_1556176, v('(', ')', end_of_file), p)
^  Fail: (231) [user] is_delimiter(p)
   Call: (231) [system] ')'==p
   Fail: (231) [system] ')'==p
   Call: (231) [system] get_char((0x55798e5fad60), p)
   Exit: (231) [system] get_char((0x55798e5fad60), p)
   Call: (231) [system] p=(\)
   Fail: (231) [system] p=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1563526)
   Call: (232) [system] peek_char((0x55798e5fad60), _1564460)
   Exit: (232) [system] peek_char((0x55798e5fad60), l)
^  Call: (232) [user] is_delimiter(l)
   Call: (233) [system] char_type(l, space)
   Fail: (233) [system] char_type(l, space)
   Call: (233) [system] arg(_1569180, v('(', ')', end_of_file), l)
   Fail: (233) [system] arg(_1570112, v('(', ')', end_of_file), l)
^  Fail: (232) [user] is_delimiter(l)
   Call: (232) [system] ')'==l
   Fail: (232) [system] ')'==l
   Call: (232) [system] get_char((0x55798e5fad60), l)
   Exit: (232) [system] get_char((0x55798e5fad60), l)
   Call: (232) [system] l=(\)
   Fail: (232) [system] l=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1577462)
   Call: (233) [system] peek_char((0x55798e5fad60), _1578396)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_1583116, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_1584048, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1591398)
   Call: (234) [system] peek_char((0x55798e5fad60), _1592332)
   Exit: (234) [system] peek_char((0x55798e5fad60), c)
^  Call: (234) [user] is_delimiter(c)
   Call: (235) [system] char_type(c, space)
   Fail: (235) [system] char_type(c, space)
   Call: (235) [system] arg(_1597052, v('(', ')', end_of_file), c)
   Fail: (235) [system] arg(_1597984, v('(', ')', end_of_file), c)
^  Fail: (234) [user] is_delimiter(c)
   Call: (234) [system] ')'==c
   Fail: (234) [system] ')'==c
   Call: (234) [system] get_char((0x55798e5fad60), c)
   Exit: (234) [system] get_char((0x55798e5fad60), c)
   Call: (234) [system] c=(\)
   Fail: (234) [system] c=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1605334)
   Call: (235) [system] peek_char((0x55798e5fad60), _1606268)
   Exit: (235) [system] peek_char((0x55798e5fad60), a)
^  Call: (235) [user] is_delimiter(a)
   Call: (236) [system] char_type(a, space)
   Fail: (236) [system] char_type(a, space)
   Call: (236) [system] arg(_1610988, v('(', ')', end_of_file), a)
   Fail: (236) [system] arg(_1611920, v('(', ')', end_of_file), a)
^  Fail: (235) [user] is_delimiter(a)
   Call: (235) [system] ')'==a
   Fail: (235) [system] ')'==a
   Call: (235) [system] get_char((0x55798e5fad60), a)
   Exit: (235) [system] get_char((0x55798e5fad60), a)
   Call: (235) [system] a=(\)
   Fail: (235) [system] a=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1619270)
   Call: (236) [system] peek_char((0x55798e5fad60), _1620204)
   Exit: (236) [system] peek_char((0x55798e5fad60), t)
^  Call: (236) [user] is_delimiter(t)
   Call: (237) [system] char_type(t, space)
   Fail: (237) [system] char_type(t, space)
   Call: (237) [system] arg(_1624924, v('(', ')', end_of_file), t)
   Fail: (237) [system] arg(_1625856, v('(', ')', end_of_file), t)
^  Fail: (236) [user] is_delimiter(t)
   Call: (236) [system] ')'==t
   Fail: (236) [system] ')'==t
   Call: (236) [system] get_char((0x55798e5fad60), t)
   Exit: (236) [system] get_char((0x55798e5fad60), t)
   Call: (236) [system] t=(\)
   Fail: (236) [system] t=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1633206)
   Call: (237) [system] peek_char((0x55798e5fad60), _1634140)
   Exit: (237) [system] peek_char((0x55798e5fad60), i)
^  Call: (237) [user] is_delimiter(i)
   Call: (238) [system] char_type(i, space)
   Fail: (238) [system] char_type(i, space)
   Call: (238) [system] arg(_1638860, v('(', ')', end_of_file), i)
   Fail: (238) [system] arg(_1639792, v('(', ')', end_of_file), i)
^  Fail: (237) [user] is_delimiter(i)
   Call: (237) [system] ')'==i
   Fail: (237) [system] ')'==i
   Call: (237) [system] get_char((0x55798e5fad60), i)
   Exit: (237) [system] get_char((0x55798e5fad60), i)
   Call: (237) [system] i=(\)
   Fail: (237) [system] i=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1647142)
   Call: (238) [system] peek_char((0x55798e5fad60), _1648076)
   Exit: (238) [system] peek_char((0x55798e5fad60), o)
^  Call: (238) [user] is_delimiter(o)
   Call: (239) [system] char_type(o, space)
   Fail: (239) [system] char_type(o, space)
   Call: (239) [system] arg(_1652796, v('(', ')', end_of_file), o)
   Fail: (239) [system] arg(_1653728, v('(', ')', end_of_file), o)
^  Fail: (238) [user] is_delimiter(o)
   Call: (238) [system] ')'==o
   Fail: (238) [system] ')'==o
   Call: (238) [system] get_char((0x55798e5fad60), o)
   Exit: (238) [system] get_char((0x55798e5fad60), o)
   Call: (238) [system] o=(\)
   Fail: (238) [system] o=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1661078)
   Call: (239) [system] peek_char((0x55798e5fad60), _1662012)
   Exit: (239) [system] peek_char((0x55798e5fad60), n)
^  Call: (239) [user] is_delimiter(n)
   Call: (240) [system] char_type(n, space)
   Fail: (240) [system] char_type(n, space)
   Call: (240) [system] arg(_1666732, v('(', ')', end_of_file), n)
   Fail: (240) [system] arg(_1667664, v('(', ')', end_of_file), n)
^  Fail: (239) [user] is_delimiter(n)
   Call: (239) [system] ')'==n
   Fail: (239) [system] ')'==n
   Call: (239) [system] get_char((0x55798e5fad60), n)
   Exit: (239) [system] get_char((0x55798e5fad60), n)
   Call: (239) [system] n=(\)
   Fail: (239) [system] n=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1675014)
   Call: (240) [system] peek_char((0x55798e5fad60), _1675948)
   Exit: (240) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (240) [user] is_delimiter(' ')
   Call: (241) [system] char_type(' ', space)
   Exit: (241) [system] char_type(' ', space)
^  Exit: (240) [user] is_delimiter(' ')
   Call: (240) [system] _1675014=[]
   Exit: (240) [system] []=[]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (239) [system] _1661078=[n]
   Exit: (239) [system] [n]=[n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (238) [system] _1647142=[o, n]
   Exit: (238) [system] [o, n]=[o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (237) [system] _1633206=[i, o, n]
   Exit: (237) [system] [i, o, n]=[i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (236) [system] _1619270=[t, i, o, n]
   Exit: (236) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (235) [system] _1605334=[a, t, i, o, n]
   Exit: (235) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (234) [system] _1591398=[c, a, t, i, o, n]
   Exit: (234) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (233) [system] _1577462=[i, c, a, t, i, o, n]
   Exit: (233) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (232) [system] _1563526=[l, i, c, a, t, i, o, n]
   Exit: (232) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (231) [system] _1549590=[p, l, i, c, a, t, i, o, n]
   Exit: (231) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (230) [system] _1535654=[m, p, l, i, c, a, t, i, o, n]
   Exit: (230) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (229) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1502000)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1713198, _1713200), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1502000), _1713174, fail)), '$restore_trace'(_1713198, _1713200))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1713198, _1713200))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1502000), _1713174, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_1502000)
   Fail: (230) [system] atomic(_1502000)
   Call: (230) [system] atom_chars(_1502000, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (230) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (229) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1722574)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1724432)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _1732170)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1734874)
   Exit: (230) [system] peek_char((0x55798e5fad60), '(')
   Call: (230) [system] '('=(;)
   Fail: (230) [system] '('=(;)
^  Call: (230) [user] is_like_space('(')
   Call: (231) [system] char_type('(', 'white')
   Fail: (231) [system] char_type('(', 'white')
   Call: (231) [system] char_type('(', end_of_line)
   Fail: (231) [system] char_type('(', end_of_line)
   Call: (231) [system] char_type('(', space)
   Fail: (231) [system] char_type('(', space)
   Call: (231) [system] char_type('(', cntrl)
   Fail: (231) [system] char_type('(', cntrl)
^  Fail: (230) [user] is_like_space('(')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1749952)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=')'
   Fail: (228) [system] '('=')'
   Call: (228) [system] '('=end_of_file
   Fail: (228) [system] '('=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _1755522)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1757380)
   Exit: (230) [system] peek_char((0x55798e5fad60), '(')
   Call: (230) [system] '('=(;)
   Fail: (230) [system] '('=(;)
^  Call: (230) [user] is_like_space('(')
   Call: (231) [system] char_type('(', 'white')
   Fail: (231) [system] char_type('(', 'white')
   Call: (231) [system] char_type('(', end_of_line)
   Fail: (231) [system] char_type('(', end_of_line)
   Call: (231) [system] char_type('(', space)
   Fail: (231) [system] char_type('(', space)
   Call: (231) [system] char_type('(', cntrl)
   Fail: (231) [system] char_type('(', cntrl)
^  Fail: (230) [user] is_like_space('(')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _1771534)
   Exit: (229) [system] get_char((0x55798e5fad60), '(')
   Call: (229) [system] '('='('
   Exit: (229) [system] '('='('
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _1755522)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1777104)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'O')
   Call: (231) [system] 'O'=(;)
   Fail: (231) [system] 'O'=(;)
^  Call: (231) [user] is_like_space('O')
   Call: (232) [system] char_type('O', 'white')
   Fail: (232) [system] char_type('O', 'white')
   Call: (232) [system] char_type('O', end_of_line)
   Fail: (232) [system] char_type('O', end_of_line)
   Call: (232) [system] char_type('O', space)
   Fail: (232) [system] char_type('O', space)
   Call: (232) [system] char_type('O', cntrl)
   Fail: (232) [system] char_type('O', cntrl)
^  Fail: (231) [user] is_like_space('O')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1791258)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'O')
   Call: (230) [system] 'O'=')'
   Fail: (230) [system] 'O'=')'
   Call: (230) [system] 'O'=end_of_file
   Fail: (230) [system] 'O'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _1796828)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1798686)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'O')
   Call: (232) [system] 'O'=(;)
   Fail: (232) [system] 'O'=(;)
^  Call: (232) [user] is_like_space('O')
   Call: (233) [system] char_type('O', 'white')
   Fail: (233) [system] char_type('O', 'white')
   Call: (233) [system] char_type('O', end_of_line)
   Fail: (233) [system] char_type('O', end_of_line)
   Call: (233) [system] char_type('O', space)
   Fail: (233) [system] char_type('O', space)
   Call: (233) [system] char_type('O', cntrl)
   Fail: (233) [system] char_type('O', cntrl)
^  Fail: (232) [user] is_like_space('O')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _1812840)
   Exit: (231) [system] get_char((0x55798e5fad60), 'O')
   Call: (231) [system] 'O'='('
   Fail: (231) [system] 'O'='('
   Call: (231) [system] 'O'='['
   Fail: (231) [system] 'O'='['
   Call: (231) [system] 'O'='{'
   Fail: (231) [system] 'O'='{'
   Call: (231) [system] 'O'='"'
   Fail: (231) [system] 'O'='"'
   Call: (231) [system] 'O'=!
   Fail: (231) [system] 'O'=!
   Call: (231) [system] 'O'='\''
   Fail: (231) [system] 'O'='\''
   Call: (231) [system] 'O'='`'
   Fail: (231) [system] 'O'='`'
   Call: (231) [system] 'O'=end_of_file
   Fail: (231) [system] 'O'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1796828)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1830482)
   Call: (233) [system] peek_char((0x55798e5fad60), _1831416)
   Exit: (233) [system] peek_char((0x55798e5fad60), r)
^  Call: (233) [user] is_delimiter(r)
   Call: (234) [system] char_type(r, space)
   Fail: (234) [system] char_type(r, space)
   Call: (234) [system] arg(_1836136, v('(', ')', end_of_file), r)
   Fail: (234) [system] arg(_1837068, v('(', ')', end_of_file), r)
^  Fail: (233) [user] is_delimiter(r)
   Call: (233) [system] ')'==r
   Fail: (233) [system] ')'==r
   Call: (233) [system] get_char((0x55798e5fad60), r)
   Exit: (233) [system] get_char((0x55798e5fad60), r)
   Call: (233) [system] r=(\)
   Fail: (233) [system] r=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1844418)
   Call: (234) [system] peek_char((0x55798e5fad60), _1845352)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (234) [user] is_delimiter('L')
   Call: (235) [system] char_type('L', space)
   Fail: (235) [system] char_type('L', space)
   Call: (235) [system] arg(_1850072, v('(', ')', end_of_file), 'L')
   Fail: (235) [system] arg(_1851004, v('(', ')', end_of_file), 'L')
^  Fail: (234) [user] is_delimiter('L')
   Call: (234) [system] ')'=='L'
   Fail: (234) [system] ')'=='L'
   Call: (234) [system] get_char((0x55798e5fad60), 'L')
   Exit: (234) [system] get_char((0x55798e5fad60), 'L')
   Call: (234) [system] 'L'=(\)
   Fail: (234) [system] 'L'=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1858354)
   Call: (235) [system] peek_char((0x55798e5fad60), _1859288)
   Exit: (235) [system] peek_char((0x55798e5fad60), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_1864008, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_1864940, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55798e5fad60), i)
   Exit: (235) [system] get_char((0x55798e5fad60), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1872290)
   Call: (236) [system] peek_char((0x55798e5fad60), _1873224)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1877944, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1878876, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1886226)
   Call: (237) [system] peek_char((0x55798e5fad60), _1887160)
   Exit: (237) [system] peek_char((0x55798e5fad60), k)
^  Call: (237) [user] is_delimiter(k)
   Call: (238) [system] char_type(k, space)
   Fail: (238) [system] char_type(k, space)
   Call: (238) [system] arg(_1891880, v('(', ')', end_of_file), k)
   Fail: (238) [system] arg(_1892812, v('(', ')', end_of_file), k)
^  Fail: (237) [user] is_delimiter(k)
   Call: (237) [system] ')'==k
   Fail: (237) [system] ')'==k
   Call: (237) [system] get_char((0x55798e5fad60), k)
   Exit: (237) [system] get_char((0x55798e5fad60), k)
   Call: (237) [system] k=(\)
   Fail: (237) [system] k=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1900162)
   Call: (238) [system] peek_char((0x55798e5fad60), _1901096)
   Exit: (238) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _1900162=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (237) [system] _1886226=[k]
   Exit: (237) [system] [k]=[k]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (236) [system] _1872290=[n, k]
   Exit: (236) [system] [n, k]=[n, k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (235) [system] _1858354=[i, n, k]
   Exit: (235) [system] [i, n, k]=[i, n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (234) [system] _1844418=['L', i, n, k]
   Exit: (234) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (233) [system] _1830482=[r, 'L', i, n, k]
   Exit: (233) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (232) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1796828)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_1924376, _1924378), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1796828), _1924352, fail)), '$restore_trace'(_1924376, _1924378))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_1924376, _1924378))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1796828), _1924352, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_1796828)
   Fail: (233) [system] atomic(_1796828)
   Call: (233) [system] atom_chars(_1796828, ['O', r, 'L', i, n, k])
   Exit: (233) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (232) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _1933752)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1935610)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
   Call: (232) [system] ' '=(;)
   Fail: (232) [system] ' '=(;)
^  Call: (232) [user] is_like_space(' ')
   Call: (233) [system] char_type(' ', 'white')
   Exit: (233) [system] char_type(' ', 'white')
^  Exit: (232) [user] is_like_space(' ')
   Call: (232) [system] get_char((0x55798e5fad60), _1943348)
   Exit: (232) [system] get_char((0x55798e5fad60), ' ')
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1946052)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'C')
   Call: (233) [system] 'C'=(;)
   Fail: (233) [system] 'C'=(;)
^  Call: (233) [user] is_like_space('C')
   Call: (234) [system] char_type('C', 'white')
   Fail: (234) [system] char_type('C', 'white')
   Call: (234) [system] char_type('C', end_of_line)
   Fail: (234) [system] char_type('C', end_of_line)
   Call: (234) [system] char_type('C', space)
   Fail: (234) [system] char_type('C', space)
   Call: (234) [system] char_type('C', cntrl)
   Fail: (234) [system] char_type('C', cntrl)
^  Fail: (233) [user] is_like_space('C')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1961130)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'C')
   Call: (231) [system] 'C'=')'
   Fail: (231) [system] 'C'=')'
   Call: (231) [system] 'C'=end_of_file
   Fail: (231) [system] 'C'=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55798e5fad60), _1966700)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1968558)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'C')
   Call: (233) [system] 'C'=(;)
   Fail: (233) [system] 'C'=(;)
^  Call: (233) [user] is_like_space('C')
   Call: (234) [system] char_type('C', 'white')
   Fail: (234) [system] char_type('C', 'white')
   Call: (234) [system] char_type('C', end_of_line)
   Fail: (234) [system] char_type('C', end_of_line)
   Call: (234) [system] char_type('C', space)
   Fail: (234) [system] char_type('C', space)
   Call: (234) [system] char_type('C', cntrl)
   Fail: (234) [system] char_type('C', cntrl)
^  Fail: (233) [user] is_like_space('C')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] get_char((0x55798e5fad60), _1982712)
   Exit: (232) [system] get_char((0x55798e5fad60), 'C')
   Call: (232) [system] 'C'='('
   Fail: (232) [system] 'C'='('
   Call: (232) [system] 'C'='['
   Fail: (232) [system] 'C'='['
   Call: (232) [system] 'C'='{'
   Fail: (232) [system] 'C'='{'
   Call: (232) [system] 'C'='"'
   Fail: (232) [system] 'C'='"'
   Call: (232) [system] 'C'=!
   Fail: (232) [system] 'C'=!
   Call: (232) [system] 'C'='\''
   Fail: (232) [system] 'C'='\''
   Call: (232) [system] 'C'='`'
   Fail: (232) [system] 'C'='`'
   Call: (232) [system] 'C'=end_of_file
   Fail: (232) [system] 'C'=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1966700)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _2000354)
   Call: (234) [system] peek_char((0x55798e5fad60), _2001288)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _2000354=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (233) [user] classify_and_convert_charseq('C', [], _1966700)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_2010598, _2010600), once(user:catch(read_from_chars(['C'], _1966700), _2010574, fail)), '$restore_trace'(_2010598, _2010600))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_2010598, _2010600))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1966700), _2010574, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(_1966700)
   Fail: (234) [system] atomic(_1966700)
   Call: (234) [system] atom_chars(_1966700, ['C'])
   Exit: (234) [system] atom_chars('C', ['C'])
^  Exit: (233) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (232) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (231) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _2019974)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _2021832)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
   Call: (233) [system] ' '=(;)
   Fail: (233) [system] ' '=(;)
^  Call: (233) [user] is_like_space(' ')
   Call: (234) [system] char_type(' ', 'white')
   Exit: (234) [system] char_type(' ', 'white')
^  Exit: (233) [user] is_like_space(' ')
   Call: (233) [system] get_char((0x55798e5fad60), _2029570)
   Exit: (233) [system] get_char((0x55798e5fad60), ' ')
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _2032274)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'D')
   Call: (234) [system] 'D'=(;)
   Fail: (234) [system] 'D'=(;)
^  Call: (234) [user] is_like_space('D')
   Call: (235) [system] char_type('D', 'white')
   Fail: (235) [system] char_type('D', 'white')
   Call: (235) [system] char_type('D', end_of_line)
   Fail: (235) [system] char_type('D', end_of_line)
   Call: (235) [system] char_type('D', space)
   Fail: (235) [system] char_type('D', space)
   Call: (235) [system] char_type('D', cntrl)
   Fail: (235) [system] char_type('D', cntrl)
^  Fail: (234) [user] is_like_space('D')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _2047352)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'D')
   Call: (232) [system] 'D'=')'
   Fail: (232) [system] 'D'=')'
   Call: (232) [system] 'D'=end_of_file
   Fail: (232) [system] 'D'=end_of_file
^  Call: (232) [user] cont_sexpr(')', (0x55798e5fad60), _2052922)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _2054780)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'D')
   Call: (234) [system] 'D'=(;)
   Fail: (234) [system] 'D'=(;)
^  Call: (234) [user] is_like_space('D')
   Call: (235) [system] char_type('D', 'white')
   Fail: (235) [system] char_type('D', 'white')
   Call: (235) [system] char_type('D', end_of_line)
   Fail: (235) [system] char_type('D', end_of_line)
   Call: (235) [system] char_type('D', space)
   Fail: (235) [system] char_type('D', space)
   Call: (235) [system] char_type('D', cntrl)
   Fail: (235) [system] char_type('D', cntrl)
^  Fail: (234) [user] is_like_space('D')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] get_char((0x55798e5fad60), _2068934)
   Exit: (233) [system] get_char((0x55798e5fad60), 'D')
   Call: (233) [system] 'D'='('
   Fail: (233) [system] 'D'='('
   Call: (233) [system] 'D'='['
   Fail: (233) [system] 'D'='['
   Call: (233) [system] 'D'='{'
   Fail: (233) [system] 'D'='{'
   Call: (233) [system] 'D'='"'
   Fail: (233) [system] 'D'='"'
   Call: (233) [system] 'D'=!
   Fail: (233) [system] 'D'=!
   Call: (233) [system] 'D'='\''
   Fail: (233) [system] 'D'='\''
   Call: (233) [system] 'D'='`'
   Fail: (233) [system] 'D'='`'
   Call: (233) [system] 'D'=end_of_file
   Fail: (233) [system] 'D'=end_of_file
^  Call: (233) [user] read_symbolic(')', (0x55798e5fad60), 'D', _2052922)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _2086576)
   Call: (235) [system] peek_char((0x55798e5fad60), _2087510)
   Exit: (235) [system] peek_char((0x55798e5fad60), ')')
^  Call: (235) [user] is_delimiter(')')
   Call: (236) [system] char_type(')', space)
   Fail: (236) [system] char_type(')', space)
   Call: (236) [system] arg(_2092230, v('(', ')', end_of_file), ')')
   Exit: (236) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (235) [user] is_delimiter(')')
   Call: (235) [system] _2086576=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (234) [user] classify_and_convert_charseq('D', [], _6182)
^  Call: (236) [system] setup_call_cleanup('$notrace'(_8022, _8024), once(user:catch(read_from_chars(['D'], _6182), _7998, fail)), '$restore_trace'(_8022, _8024))
^  Call: (237) [system] sig_atomic(system:'$notrace'(_8022, _8024))
^  Exit: (236) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _6182), _7998, fail)), system:'$restore_trace'(3, -1))
   Call: (235) [system] atomic(_6182)
   Fail: (235) [system] atomic(_6182)
   Call: (235) [system] atom_chars(_6182, ['D'])
   Exit: (235) [system] atom_chars('D', ['D'])
^  Exit: (234) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (233) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (232) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (232) [user] read_list(')', (0x55798e5fad60), _17398)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _19256)
   Exit: (234) [system] peek_char((0x55798e5fad60), ')')
   Call: (234) [system] ')'=(;)
   Fail: (234) [system] ')'=(;)
^  Call: (234) [user] is_like_space(')')
   Call: (235) [system] char_type(')', 'white')
   Fail: (235) [system] char_type(')', 'white')
   Call: (235) [system] char_type(')', end_of_line)
   Fail: (235) [system] char_type(')', end_of_line)
   Call: (235) [system] char_type(')', space)
   Fail: (235) [system] char_type(')', space)
   Call: (235) [system] char_type(')', cntrl)
   Fail: (235) [system] char_type(')', cntrl)
^  Fail: (234) [user] is_like_space(')')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _33410)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
   Call: (233) [system] ')'=')'
   Exit: (233) [system] ')'=')'
   Call: (233) [system] get_char((0x55798e5fad60), _37200)
   Exit: (233) [system] get_char((0x55798e5fad60), ')')
   Call: (233) [system] _17398=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_list(')', (0x55798e5fad60), [])
   Call: (232) [system] _6178=['D']
   Exit: (232) [system] ['D']=['D']
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (231) [system] _6172=['C', 'D']
   Exit: (231) [system] ['C', 'D']=['C', 'D']
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (230) [system] _6164=['OrLink', 'C', 'D']
   Exit: (230) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _51082)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _52940)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _60678)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _63382)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'E')
   Call: (231) [system] 'E'=(;)
   Fail: (231) [system] 'E'=(;)
^  Call: (231) [user] is_like_space('E')
   Call: (232) [system] char_type('E', 'white')
   Fail: (232) [system] char_type('E', 'white')
   Call: (232) [system] char_type('E', end_of_line)
   Fail: (232) [system] char_type('E', end_of_line)
   Call: (232) [system] char_type('E', space)
   Fail: (232) [system] char_type('E', space)
   Call: (232) [system] char_type('E', cntrl)
   Fail: (232) [system] char_type('E', cntrl)
^  Fail: (231) [user] is_like_space('E')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _78460)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'E')
   Call: (229) [system] 'E'=')'
   Fail: (229) [system] 'E'=')'
   Call: (229) [system] 'E'=end_of_file
   Fail: (229) [system] 'E'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _84030)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _85888)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'E')
   Call: (231) [system] 'E'=(;)
   Fail: (231) [system] 'E'=(;)
^  Call: (231) [user] is_like_space('E')
   Call: (232) [system] char_type('E', 'white')
   Fail: (232) [system] char_type('E', 'white')
   Call: (232) [system] char_type('E', end_of_line)
   Fail: (232) [system] char_type('E', end_of_line)
   Call: (232) [system] char_type('E', space)
   Fail: (232) [system] char_type('E', space)
   Call: (232) [system] char_type('E', cntrl)
   Fail: (232) [system] char_type('E', cntrl)
^  Fail: (231) [user] is_like_space('E')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _100042)
   Exit: (230) [system] get_char((0x55798e5fad60), 'E')
   Call: (230) [system] 'E'='('
   Fail: (230) [system] 'E'='('
   Call: (230) [system] 'E'='['
   Fail: (230) [system] 'E'='['
   Call: (230) [system] 'E'='{'
   Fail: (230) [system] 'E'='{'
   Call: (230) [system] 'E'='"'
   Fail: (230) [system] 'E'='"'
   Call: (230) [system] 'E'=!
   Fail: (230) [system] 'E'=!
   Call: (230) [system] 'E'='\''
   Fail: (230) [system] 'E'='\''
   Call: (230) [system] 'E'='`'
   Fail: (230) [system] 'E'='`'
   Call: (230) [system] 'E'=end_of_file
   Fail: (230) [system] 'E'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'E', _84030)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _117684)
   Call: (232) [system] peek_char((0x55798e5fad60), _118618)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
^  Call: (232) [user] is_delimiter(')')
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] arg(_123338, v('(', ')', end_of_file), ')')
   Exit: (233) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (232) [user] is_delimiter(')')
   Call: (232) [system] _117684=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (231) [user] classify_and_convert_charseq('E', [], _84030)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_129800, _129802), once(user:catch(read_from_chars(['E'], _84030), _129776, fail)), '$restore_trace'(_129800, _129802))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_129800, _129802))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _84030), _129776, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_84030)
   Fail: (232) [system] atomic(_84030)
   Call: (232) [system] atom_chars(_84030, ['E'])
   Exit: (232) [system] atom_chars('E', ['E'])
^  Exit: (231) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _139176)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _141034)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=(;)
   Fail: (231) [system] ')'=(;)
^  Call: (231) [user] is_like_space(')')
   Call: (232) [system] char_type(')', 'white')
   Fail: (232) [system] char_type(')', 'white')
   Call: (232) [system] char_type(')', end_of_line)
   Fail: (232) [system] char_type(')', end_of_line)
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] char_type(')', cntrl)
   Fail: (232) [system] char_type(')', cntrl)
^  Fail: (231) [user] is_like_space(')')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _155188)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=')'
   Exit: (230) [system] ')'=')'
   Call: (230) [system] get_char((0x55798e5fad60), _158978)
   Exit: (230) [system] get_char((0x55798e5fad60), ')')
   Call: (230) [system] _139176=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), [])
   Call: (229) [system] _51082=['E']
   Exit: (229) [system] ['E']=['E']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (228) [system] _6160=[['OrLink', 'C', 'D'], 'E']
   Exit: (228) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (227) [system] _6152=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (227) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _172860)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _174718)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _182456)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _185160)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=(;)
   Fail: (228) [system] 'A'=(;)
^  Call: (228) [user] is_like_space('A')
   Call: (229) [system] char_type('A', 'white')
   Fail: (229) [system] char_type('A', 'white')
   Call: (229) [system] char_type('A', end_of_line)
   Fail: (229) [system] char_type('A', end_of_line)
   Call: (229) [system] char_type('A', space)
   Fail: (229) [system] char_type('A', space)
   Call: (229) [system] char_type('A', cntrl)
   Fail: (229) [system] char_type('A', cntrl)
^  Fail: (228) [user] is_like_space('A')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _200238)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=')'
   Fail: (226) [system] 'A'=')'
   Call: (226) [system] 'A'=end_of_file
   Fail: (226) [system] 'A'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _205808)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _207666)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=(;)
   Fail: (228) [system] 'A'=(;)
^  Call: (228) [user] is_like_space('A')
   Call: (229) [system] char_type('A', 'white')
   Fail: (229) [system] char_type('A', 'white')
   Call: (229) [system] char_type('A', end_of_line)
   Fail: (229) [system] char_type('A', end_of_line)
   Call: (229) [system] char_type('A', space)
   Fail: (229) [system] char_type('A', space)
   Call: (229) [system] char_type('A', cntrl)
   Fail: (229) [system] char_type('A', cntrl)
^  Fail: (228) [user] is_like_space('A')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _221820)
   Exit: (227) [system] get_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'='('
   Fail: (227) [system] 'A'='('
   Call: (227) [system] 'A'='['
   Fail: (227) [system] 'A'='['
   Call: (227) [system] 'A'='{'
   Fail: (227) [system] 'A'='{'
   Call: (227) [system] 'A'='"'
   Fail: (227) [system] 'A'='"'
   Call: (227) [system] 'A'=!
   Fail: (227) [system] 'A'=!
   Call: (227) [system] 'A'='\''
   Fail: (227) [system] 'A'='\''
   Call: (227) [system] 'A'='`'
   Fail: (227) [system] 'A'='`'
   Call: (227) [system] 'A'=end_of_file
   Fail: (227) [system] 'A'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'A', _205808)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _239462)
   Call: (229) [system] peek_char((0x55798e5fad60), _240396)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
^  Call: (229) [user] is_delimiter(')')
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] arg(_245116, v('(', ')', end_of_file), ')')
   Exit: (230) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (229) [user] is_delimiter(')')
   Call: (229) [system] _239462=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (228) [user] classify_and_convert_charseq('A', [], _205808)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_251578, _251580), once(user:catch(read_from_chars(['A'], _205808), _251554, fail)), '$restore_trace'(_251578, _251580))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_251578, _251580))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _205808), _251554, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_205808)
   Fail: (229) [system] atomic(_205808)
   Call: (229) [system] atom_chars(_205808, ['A'])
   Exit: (229) [system] atom_chars('A', ['A'])
^  Exit: (228) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _260954)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _262812)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _276966)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55798e5fad60), _280756)
   Exit: (227) [system] get_char((0x55798e5fad60), ')')
   Call: (227) [system] _260954=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [])
   Call: (226) [system] _172860=['A']
   Exit: (226) [system] ['A']=['A']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (225) [system] _6148=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
   Exit: (225) [system] [['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']=[['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E'], 'A'])
   Call: (224) [system] _6140=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
   Exit: (224) [system] ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']=['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A'])
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A'])
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _294638)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _296496)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _310650)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55798e5fad60), _314440)
   Exit: (223) [system] get_char((0x55798e5fad60), ')')
   Call: (223) [system] _294638=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [])
   Call: (222) [system] _6136=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
   Exit: (222) [system] [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]=[['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
   Call: (221) [system] _6094=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
   Exit: (221) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
   Call: (220) [system] _6086=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
   Exit: (220) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']])
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _328322)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _330180)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=(;)
   Fail: (220) [system] ')'=(;)
^  Call: (220) [user] is_like_space(')')
   Call: (221) [system] char_type(')', 'white')
   Fail: (221) [system] char_type(')', 'white')
   Call: (221) [system] char_type(')', end_of_line)
   Fail: (221) [system] char_type(')', end_of_line)
   Call: (221) [system] char_type(')', space)
   Fail: (221) [system] char_type(')', space)
   Call: (221) [system] char_type(')', cntrl)
   Fail: (221) [system] char_type(')', cntrl)
^  Fail: (220) [user] is_like_space(')')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _344334)
   Exit: (219) [system] peek_char((0x55798e5fad60), ')')
   Call: (219) [system] ')'=')'
   Exit: (219) [system] ')'=')'
   Call: (219) [system] get_char((0x55798e5fad60), _348124)
   Exit: (219) [system] get_char((0x55798e5fad60), ')')
   Call: (219) [system] _328322=[]
   Exit: (219) [system] []=[]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [])
   Call: (218) [system] _6082=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]]
   Exit: (218) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]])
   Call: (217) [system] _6040=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]]
   Exit: (217) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]])
   Call: (216) [system] _6032=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]]
   Exit: (216) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]]
^  Exit: (215) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]])
^  Exit: (214) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', cde, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', ['Implication', ['OrLink', 'C', 'D'], 'E'], 'A']]])
^  Call: (214) [user] read_list(')', (0x55798e5fad60), _362006)
^  Call: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _363864)
   Exit: (216) [system] peek_char((0x55798e5fad60), '\n')
   Call: (216) [system] '\n'=(;)
   Fail: (216) [system] '\n'=(;)
^  Call: (216) [user] is_like_space('\n')
   Call: (217) [system] char_type('\n', 'white')
   Fail: (217) [system] char_type('\n', 'white')
   Call: (217) [system] char_type('\n', end_of_line)
   Exit: (217) [system] char_type('\n', end_of_line)
^  Exit: (216) [user] is_like_space('\n')
   Call: (216) [system] get_char((0x55798e5fad60), _373458)
   Exit: (216) [system] get_char((0x55798e5fad60), '\n')
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _376162)
   Exit: (217) [system] peek_char((0x55798e5fad60), ' ')
   Call: (217) [system] ' '=(;)
   Fail: (217) [system] ' '=(;)
^  Call: (217) [user] is_like_space(' ')
   Call: (218) [system] char_type(' ', 'white')
   Exit: (218) [system] char_type(' ', 'white')
^  Exit: (217) [user] is_like_space(' ')
   Call: (217) [system] get_char((0x55798e5fad60), _383900)
   Exit: (217) [system] get_char((0x55798e5fad60), ' ')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _386604)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
^  Exit: (215) [user] skip_spaces((0x55798e5fad60))
   Call: (215) [system] peek_char((0x55798e5fad60), _402606)
   Exit: (215) [system] peek_char((0x55798e5fad60), '(')
   Call: (215) [system] '('=')'
   Fail: (215) [system] '('=')'
   Call: (215) [system] '('=end_of_file
   Fail: (215) [system] '('=end_of_file
^  Call: (215) [user] cont_sexpr(')', (0x55798e5fad60), _408176)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _410034)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=(;)
   Fail: (217) [system] '('=(;)
^  Call: (217) [user] is_like_space('(')
   Call: (218) [system] char_type('(', 'white')
   Fail: (218) [system] char_type('(', 'white')
   Call: (218) [system] char_type('(', end_of_line)
   Fail: (218) [system] char_type('(', end_of_line)
   Call: (218) [system] char_type('(', space)
   Fail: (218) [system] char_type('(', space)
   Call: (218) [system] char_type('(', cntrl)
   Fail: (218) [system] char_type('(', cntrl)
^  Fail: (217) [user] is_like_space('(')
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] get_char((0x55798e5fad60), _424188)
   Exit: (216) [system] get_char((0x55798e5fad60), '(')
   Call: (216) [system] '('='('
   Exit: (216) [system] '('='('
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _408176)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _429758)
   Exit: (218) [system] peek_char((0x55798e5fad60), :)
   Call: (218) [system] (:)=(;)
   Fail: (218) [system] (:)=(;)
^  Call: (218) [user] is_like_space(:)
   Call: (219) [system] char_type(:, 'white')
   Fail: (219) [system] char_type(:, 'white')
   Call: (219) [system] char_type(:, end_of_line)
   Fail: (219) [system] char_type(:, end_of_line)
   Call: (219) [system] char_type(:, space)
   Fail: (219) [system] char_type(:, space)
   Call: (219) [system] char_type(:, cntrl)
   Fail: (219) [system] char_type(:, cntrl)
^  Fail: (218) [user] is_like_space(:)
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _443912)
   Exit: (217) [system] peek_char((0x55798e5fad60), :)
   Call: (217) [system] (:)=')'
   Fail: (217) [system] (:)=')'
   Call: (217) [system] (:)=end_of_file
   Fail: (217) [system] (:)=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _449482)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _451340)
   Exit: (219) [system] peek_char((0x55798e5fad60), :)
   Call: (219) [system] (:)=(;)
   Fail: (219) [system] (:)=(;)
^  Call: (219) [user] is_like_space(:)
   Call: (220) [system] char_type(:, 'white')
   Fail: (220) [system] char_type(:, 'white')
   Call: (220) [system] char_type(:, end_of_line)
   Fail: (220) [system] char_type(:, end_of_line)
   Call: (220) [system] char_type(:, space)
   Fail: (220) [system] char_type(:, space)
   Call: (220) [system] char_type(:, cntrl)
   Fail: (220) [system] char_type(:, cntrl)
^  Fail: (219) [user] is_like_space(:)
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _465494)
   Exit: (218) [system] get_char((0x55798e5fad60), :)
   Call: (218) [system] (:)='('
   Fail: (218) [system] (:)='('
   Call: (218) [system] (:)='['
   Fail: (218) [system] (:)='['
   Call: (218) [system] (:)='{'
   Fail: (218) [system] (:)='{'
   Call: (218) [system] (:)='"'
   Fail: (218) [system] (:)='"'
   Call: (218) [system] (:)=!
   Fail: (218) [system] (:)=!
   Call: (218) [system] (:)='\''
   Fail: (218) [system] (:)='\''
   Call: (218) [system] (:)='`'
   Fail: (218) [system] (:)='`'
   Call: (218) [system] (:)=end_of_file
   Fail: (218) [system] (:)=end_of_file
^  Call: (218) [user] read_symbolic(')', (0x55798e5fad60), :, _449482)
^  Call: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), _483136)
   Call: (220) [system] peek_char((0x55798e5fad60), _484070)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (220) [user] is_delimiter(' ')
   Call: (221) [system] char_type(' ', space)
   Exit: (221) [system] char_type(' ', space)
^  Exit: (220) [user] is_delimiter(' ')
   Call: (220) [system] _483136=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (219) [user] classify_and_convert_charseq(:, [], _449482)
^  Call: (221) [system] setup_call_cleanup('$notrace'(_493380, _493382), once(user:catch(read_from_chars([:], _449482), _493356, fail)), '$restore_trace'(_493380, _493382))
^  Call: (222) [system] sig_atomic(system:'$notrace'(_493380, _493382))
^  Exit: (221) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _493356, fail)), system:'$restore_trace'(3, -1))
   Call: (220) [system] atomic(:)
   Exit: (220) [system] atomic(:)
^  Exit: (219) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (218) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _500880)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _502738)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _510476)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _513180)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _528258)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _533828)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _535686)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _549840)
   Exit: (219) [system] get_char((0x55798e5fad60), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _533828)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _555410)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'D')
   Call: (221) [system] 'D'=(;)
   Fail: (221) [system] 'D'=(;)
^  Call: (221) [user] is_like_space('D')
   Call: (222) [system] char_type('D', 'white')
   Fail: (222) [system] char_type('D', 'white')
   Call: (222) [system] char_type('D', end_of_line)
   Fail: (222) [system] char_type('D', end_of_line)
   Call: (222) [system] char_type('D', space)
   Fail: (222) [system] char_type('D', space)
   Call: (222) [system] char_type('D', cntrl)
   Fail: (222) [system] char_type('D', cntrl)
^  Fail: (221) [user] is_like_space('D')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _569564)
   Exit: (220) [system] peek_char((0x55798e5fad60), 'D')
   Call: (220) [system] 'D'=')'
   Fail: (220) [system] 'D'=')'
   Call: (220) [system] 'D'=end_of_file
   Fail: (220) [system] 'D'=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _575134)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _576992)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'D')
   Call: (222) [system] 'D'=(;)
   Fail: (222) [system] 'D'=(;)
^  Call: (222) [user] is_like_space('D')
   Call: (223) [system] char_type('D', 'white')
   Fail: (223) [system] char_type('D', 'white')
   Call: (223) [system] char_type('D', end_of_line)
   Fail: (223) [system] char_type('D', end_of_line)
   Call: (223) [system] char_type('D', space)
   Fail: (223) [system] char_type('D', space)
   Call: (223) [system] char_type('D', cntrl)
   Fail: (223) [system] char_type('D', cntrl)
^  Fail: (222) [user] is_like_space('D')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _591146)
   Exit: (221) [system] get_char((0x55798e5fad60), 'D')
   Call: (221) [system] 'D'='('
   Fail: (221) [system] 'D'='('
   Call: (221) [system] 'D'='['
   Fail: (221) [system] 'D'='['
   Call: (221) [system] 'D'='{'
   Fail: (221) [system] 'D'='{'
   Call: (221) [system] 'D'='"'
   Fail: (221) [system] 'D'='"'
   Call: (221) [system] 'D'=!
   Fail: (221) [system] 'D'=!
   Call: (221) [system] 'D'='\''
   Fail: (221) [system] 'D'='\''
   Call: (221) [system] 'D'='`'
   Fail: (221) [system] 'D'='`'
   Call: (221) [system] 'D'=end_of_file
   Fail: (221) [system] 'D'=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), 'D', _575134)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _608788)
   Call: (223) [system] peek_char((0x55798e5fad60), _609722)
   Exit: (223) [system] peek_char((0x55798e5fad60), i)
^  Call: (223) [user] is_delimiter(i)
   Call: (224) [system] char_type(i, space)
   Fail: (224) [system] char_type(i, space)
   Call: (224) [system] arg(_614442, v('(', ')', end_of_file), i)
   Fail: (224) [system] arg(_615374, v('(', ')', end_of_file), i)
^  Fail: (223) [user] is_delimiter(i)
   Call: (223) [system] ')'==i
   Fail: (223) [system] ')'==i
   Call: (223) [system] get_char((0x55798e5fad60), i)
   Exit: (223) [system] get_char((0x55798e5fad60), i)
   Call: (223) [system] i=(\)
   Fail: (223) [system] i=(\)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _622724)
   Call: (224) [system] peek_char((0x55798e5fad60), _623658)
   Exit: (224) [system] peek_char((0x55798e5fad60), s)
^  Call: (224) [user] is_delimiter(s)
   Call: (225) [system] char_type(s, space)
   Fail: (225) [system] char_type(s, space)
   Call: (225) [system] arg(_628378, v('(', ')', end_of_file), s)
   Fail: (225) [system] arg(_629310, v('(', ')', end_of_file), s)
^  Fail: (224) [user] is_delimiter(s)
   Call: (224) [system] ')'==s
   Fail: (224) [system] ')'==s
   Call: (224) [system] get_char((0x55798e5fad60), s)
   Exit: (224) [system] get_char((0x55798e5fad60), s)
   Call: (224) [system] s=(\)
   Fail: (224) [system] s=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _636660)
   Call: (225) [system] peek_char((0x55798e5fad60), _637594)
   Exit: (225) [system] peek_char((0x55798e5fad60), j)
^  Call: (225) [user] is_delimiter(j)
   Call: (226) [system] char_type(j, space)
   Fail: (226) [system] char_type(j, space)
   Call: (226) [system] arg(_642314, v('(', ')', end_of_file), j)
   Fail: (226) [system] arg(_643246, v('(', ')', end_of_file), j)
^  Fail: (225) [user] is_delimiter(j)
   Call: (225) [system] ')'==j
   Fail: (225) [system] ')'==j
   Call: (225) [system] get_char((0x55798e5fad60), j)
   Exit: (225) [system] get_char((0x55798e5fad60), j)
   Call: (225) [system] j=(\)
   Fail: (225) [system] j=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _650596)
   Call: (226) [system] peek_char((0x55798e5fad60), _651530)
   Exit: (226) [system] peek_char((0x55798e5fad60), u)
^  Call: (226) [user] is_delimiter(u)
   Call: (227) [system] char_type(u, space)
   Fail: (227) [system] char_type(u, space)
   Call: (227) [system] arg(_656250, v('(', ')', end_of_file), u)
   Fail: (227) [system] arg(_657182, v('(', ')', end_of_file), u)
^  Fail: (226) [user] is_delimiter(u)
   Call: (226) [system] ')'==u
   Fail: (226) [system] ')'==u
   Call: (226) [system] get_char((0x55798e5fad60), u)
   Exit: (226) [system] get_char((0x55798e5fad60), u)
   Call: (226) [system] u=(\)
   Fail: (226) [system] u=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _664532)
   Call: (227) [system] peek_char((0x55798e5fad60), _665466)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_670186, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_671118, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _678468)
   Call: (228) [system] peek_char((0x55798e5fad60), _679402)
   Exit: (228) [system] peek_char((0x55798e5fad60), c)
^  Call: (228) [user] is_delimiter(c)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] arg(_684122, v('(', ')', end_of_file), c)
   Fail: (229) [system] arg(_685054, v('(', ')', end_of_file), c)
^  Fail: (228) [user] is_delimiter(c)
   Call: (228) [system] ')'==c
   Fail: (228) [system] ')'==c
   Call: (228) [system] get_char((0x55798e5fad60), c)
   Exit: (228) [system] get_char((0x55798e5fad60), c)
   Call: (228) [system] c=(\)
   Fail: (228) [system] c=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _692404)
   Call: (229) [system] peek_char((0x55798e5fad60), _693338)
   Exit: (229) [system] peek_char((0x55798e5fad60), t)
^  Call: (229) [user] is_delimiter(t)
   Call: (230) [system] char_type(t, space)
   Fail: (230) [system] char_type(t, space)
   Call: (230) [system] arg(_698058, v('(', ')', end_of_file), t)
   Fail: (230) [system] arg(_698990, v('(', ')', end_of_file), t)
^  Fail: (229) [user] is_delimiter(t)
   Call: (229) [system] ')'==t
   Fail: (229) [system] ')'==t
   Call: (229) [system] get_char((0x55798e5fad60), t)
   Exit: (229) [system] get_char((0x55798e5fad60), t)
   Call: (229) [system] t=(\)
   Fail: (229) [system] t=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _706340)
   Call: (230) [system] peek_char((0x55798e5fad60), _707274)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_711994, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_712926, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _720276)
   Call: (231) [system] peek_char((0x55798e5fad60), _721210)
   Exit: (231) [system] peek_char((0x55798e5fad60), o)
^  Call: (231) [user] is_delimiter(o)
   Call: (232) [system] char_type(o, space)
   Fail: (232) [system] char_type(o, space)
   Call: (232) [system] arg(_725930, v('(', ')', end_of_file), o)
   Fail: (232) [system] arg(_726862, v('(', ')', end_of_file), o)
^  Fail: (231) [user] is_delimiter(o)
   Call: (231) [system] ')'==o
   Fail: (231) [system] ')'==o
   Call: (231) [system] get_char((0x55798e5fad60), o)
   Exit: (231) [system] get_char((0x55798e5fad60), o)
   Call: (231) [system] o=(\)
   Fail: (231) [system] o=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _734212)
   Call: (232) [system] peek_char((0x55798e5fad60), _735146)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_739866, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_740798, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _748148)
   Call: (233) [system] peek_char((0x55798e5fad60), _749082)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (233) [user] is_delimiter('I')
   Call: (234) [system] char_type('I', space)
   Fail: (234) [system] char_type('I', space)
   Call: (234) [system] arg(_753802, v('(', ')', end_of_file), 'I')
   Fail: (234) [system] arg(_754734, v('(', ')', end_of_file), 'I')
^  Fail: (233) [user] is_delimiter('I')
   Call: (233) [system] ')'=='I'
   Fail: (233) [system] ')'=='I'
   Call: (233) [system] get_char((0x55798e5fad60), 'I')
   Exit: (233) [system] get_char((0x55798e5fad60), 'I')
   Call: (233) [system] 'I'=(\)
   Fail: (233) [system] 'I'=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _762084)
   Call: (234) [system] peek_char((0x55798e5fad60), _763018)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_767738, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_768670, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _776020)
   Call: (235) [system] peek_char((0x55798e5fad60), _776954)
   Exit: (235) [system] peek_char((0x55798e5fad60), t)
^  Call: (235) [user] is_delimiter(t)
   Call: (236) [system] char_type(t, space)
   Fail: (236) [system] char_type(t, space)
   Call: (236) [system] arg(_781674, v('(', ')', end_of_file), t)
   Fail: (236) [system] arg(_782606, v('(', ')', end_of_file), t)
^  Fail: (235) [user] is_delimiter(t)
   Call: (235) [system] ')'==t
   Fail: (235) [system] ')'==t
   Call: (235) [system] get_char((0x55798e5fad60), t)
   Exit: (235) [system] get_char((0x55798e5fad60), t)
   Call: (235) [system] t=(\)
   Fail: (235) [system] t=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _789956)
   Call: (236) [system] peek_char((0x55798e5fad60), _790890)
   Exit: (236) [system] peek_char((0x55798e5fad60), r)
^  Call: (236) [user] is_delimiter(r)
   Call: (237) [system] char_type(r, space)
   Fail: (237) [system] char_type(r, space)
   Call: (237) [system] arg(_795610, v('(', ')', end_of_file), r)
   Fail: (237) [system] arg(_796542, v('(', ')', end_of_file), r)
^  Fail: (236) [user] is_delimiter(r)
   Call: (236) [system] ')'==r
   Fail: (236) [system] ')'==r
   Call: (236) [system] get_char((0x55798e5fad60), r)
   Exit: (236) [system] get_char((0x55798e5fad60), r)
   Call: (236) [system] r=(\)
   Fail: (236) [system] r=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _803892)
   Call: (237) [system] peek_char((0x55798e5fad60), _804826)
   Exit: (237) [system] peek_char((0x55798e5fad60), o)
^  Call: (237) [user] is_delimiter(o)
   Call: (238) [system] char_type(o, space)
   Fail: (238) [system] char_type(o, space)
   Call: (238) [system] arg(_809546, v('(', ')', end_of_file), o)
   Fail: (238) [system] arg(_810478, v('(', ')', end_of_file), o)
^  Fail: (237) [user] is_delimiter(o)
   Call: (237) [system] ')'==o
   Fail: (237) [system] ')'==o
   Call: (237) [system] get_char((0x55798e5fad60), o)
   Exit: (237) [system] get_char((0x55798e5fad60), o)
   Call: (237) [system] o=(\)
   Fail: (237) [system] o=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _817828)
   Call: (238) [system] peek_char((0x55798e5fad60), _818762)
   Exit: (238) [system] peek_char((0x55798e5fad60), d)
^  Call: (238) [user] is_delimiter(d)
   Call: (239) [system] char_type(d, space)
   Fail: (239) [system] char_type(d, space)
   Call: (239) [system] arg(_823482, v('(', ')', end_of_file), d)
   Fail: (239) [system] arg(_824414, v('(', ')', end_of_file), d)
^  Fail: (238) [user] is_delimiter(d)
   Call: (238) [system] ')'==d
   Fail: (238) [system] ')'==d
   Call: (238) [system] get_char((0x55798e5fad60), d)
   Exit: (238) [system] get_char((0x55798e5fad60), d)
   Call: (238) [system] d=(\)
   Fail: (238) [system] d=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _831764)
   Call: (239) [system] peek_char((0x55798e5fad60), _832698)
   Exit: (239) [system] peek_char((0x55798e5fad60), u)
^  Call: (239) [user] is_delimiter(u)
   Call: (240) [system] char_type(u, space)
   Fail: (240) [system] char_type(u, space)
   Call: (240) [system] arg(_837418, v('(', ')', end_of_file), u)
   Fail: (240) [system] arg(_838350, v('(', ')', end_of_file), u)
^  Fail: (239) [user] is_delimiter(u)
   Call: (239) [system] ')'==u
   Fail: (239) [system] ')'==u
   Call: (239) [system] get_char((0x55798e5fad60), u)
   Exit: (239) [system] get_char((0x55798e5fad60), u)
   Call: (239) [system] u=(\)
   Fail: (239) [system] u=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _845700)
   Call: (240) [system] peek_char((0x55798e5fad60), _846634)
   Exit: (240) [system] peek_char((0x55798e5fad60), c)
^  Call: (240) [user] is_delimiter(c)
   Call: (241) [system] char_type(c, space)
   Fail: (241) [system] char_type(c, space)
   Call: (241) [system] arg(_851354, v('(', ')', end_of_file), c)
   Fail: (241) [system] arg(_852286, v('(', ')', end_of_file), c)
^  Fail: (240) [user] is_delimiter(c)
   Call: (240) [system] ')'==c
   Fail: (240) [system] ')'==c
   Call: (240) [system] get_char((0x55798e5fad60), c)
   Exit: (240) [system] get_char((0x55798e5fad60), c)
   Call: (240) [system] c=(\)
   Fail: (240) [system] c=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _859636)
   Call: (241) [system] peek_char((0x55798e5fad60), _860570)
   Exit: (241) [system] peek_char((0x55798e5fad60), t)
^  Call: (241) [user] is_delimiter(t)
   Call: (242) [system] char_type(t, space)
   Fail: (242) [system] char_type(t, space)
   Call: (242) [system] arg(_865290, v('(', ')', end_of_file), t)
   Fail: (242) [system] arg(_866222, v('(', ')', end_of_file), t)
^  Fail: (241) [user] is_delimiter(t)
   Call: (241) [system] ')'==t
   Fail: (241) [system] ')'==t
   Call: (241) [system] get_char((0x55798e5fad60), t)
   Exit: (241) [system] get_char((0x55798e5fad60), t)
   Call: (241) [system] t=(\)
   Fail: (241) [system] t=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _873572)
   Call: (242) [system] peek_char((0x55798e5fad60), _874506)
   Exit: (242) [system] peek_char((0x55798e5fad60), i)
^  Call: (242) [user] is_delimiter(i)
   Call: (243) [system] char_type(i, space)
   Fail: (243) [system] char_type(i, space)
   Call: (243) [system] arg(_879226, v('(', ')', end_of_file), i)
   Fail: (243) [system] arg(_880158, v('(', ')', end_of_file), i)
^  Fail: (242) [user] is_delimiter(i)
   Call: (242) [system] ')'==i
   Fail: (242) [system] ')'==i
   Call: (242) [system] get_char((0x55798e5fad60), i)
   Exit: (242) [system] get_char((0x55798e5fad60), i)
   Call: (242) [system] i=(\)
   Fail: (242) [system] i=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _887508)
   Call: (243) [system] peek_char((0x55798e5fad60), _888442)
   Exit: (243) [system] peek_char((0x55798e5fad60), o)
^  Call: (243) [user] is_delimiter(o)
   Call: (244) [system] char_type(o, space)
   Fail: (244) [system] char_type(o, space)
   Call: (244) [system] arg(_893162, v('(', ')', end_of_file), o)
   Fail: (244) [system] arg(_894094, v('(', ')', end_of_file), o)
^  Fail: (243) [user] is_delimiter(o)
   Call: (243) [system] ')'==o
   Fail: (243) [system] ')'==o
   Call: (243) [system] get_char((0x55798e5fad60), o)
   Exit: (243) [system] get_char((0x55798e5fad60), o)
   Call: (243) [system] o=(\)
   Fail: (243) [system] o=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _901444)
   Call: (244) [system] peek_char((0x55798e5fad60), _902378)
   Exit: (244) [system] peek_char((0x55798e5fad60), n)
^  Call: (244) [user] is_delimiter(n)
   Call: (245) [system] char_type(n, space)
   Fail: (245) [system] char_type(n, space)
   Call: (245) [system] arg(_907098, v('(', ')', end_of_file), n)
   Fail: (245) [system] arg(_908030, v('(', ')', end_of_file), n)
^  Fail: (244) [user] is_delimiter(n)
   Call: (244) [system] ')'==n
   Fail: (244) [system] ')'==n
   Call: (244) [system] get_char((0x55798e5fad60), n)
   Exit: (244) [system] get_char((0x55798e5fad60), n)
   Call: (244) [system] n=(\)
   Fail: (244) [system] n=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _915380)
   Call: (245) [system] peek_char((0x55798e5fad60), _916314)
   Exit: (245) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (245) [user] is_delimiter(' ')
   Call: (246) [system] char_type(' ', space)
   Exit: (246) [system] char_type(' ', space)
^  Exit: (245) [user] is_delimiter(' ')
   Call: (245) [system] _915380=[]
   Exit: (245) [system] []=[]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (244) [system] _901444=[n]
   Exit: (244) [system] [n]=[n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (243) [system] _887508=[o, n]
   Exit: (243) [system] [o, n]=[o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (242) [system] _873572=[i, o, n]
   Exit: (242) [system] [i, o, n]=[i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (241) [system] _859636=[t, i, o, n]
   Exit: (241) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (240) [system] _845700=[c, t, i, o, n]
   Exit: (240) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (239) [system] _831764=[u, c, t, i, o, n]
   Exit: (239) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (238) [system] _817828=[d, u, c, t, i, o, n]
   Exit: (238) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (237) [system] _803892=[o, d, u, c, t, i, o, n]
   Exit: (237) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (236) [system] _789956=[r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _776020=[t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _762084=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _748148=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _734212=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _720276=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _706340=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _692404=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _678468=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _664532=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _650596=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _636660=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _622724=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (223) [system] _608788=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (223) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (222) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _575134)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_987092, _987094), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _575134), _987068, fail)), '$restore_trace'(_987092, _987094))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_987092, _987094))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _575134), _987068, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(_575134)
   Fail: (223) [system] atomic(_575134)
   Call: (223) [system] atom_chars(_575134, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (223) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (222) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _996468)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _998326)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _1006064)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1008768)
   Exit: (223) [system] peek_char((0x55798e5fad60), a)
   Call: (223) [system] a=(;)
   Fail: (223) [system] a=(;)
^  Call: (223) [user] is_like_space(a)
   Call: (224) [system] char_type(a, 'white')
   Fail: (224) [system] char_type(a, 'white')
   Call: (224) [system] char_type(a, end_of_line)
   Fail: (224) [system] char_type(a, end_of_line)
   Call: (224) [system] char_type(a, space)
   Fail: (224) [system] char_type(a, space)
   Call: (224) [system] char_type(a, cntrl)
   Fail: (224) [system] char_type(a, cntrl)
^  Fail: (223) [user] is_like_space(a)
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1023846)
   Exit: (221) [system] peek_char((0x55798e5fad60), a)
   Call: (221) [system] a=')'
   Fail: (221) [system] a=')'
   Call: (221) [system] a=end_of_file
   Fail: (221) [system] a=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1029416)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1031274)
   Exit: (223) [system] peek_char((0x55798e5fad60), a)
   Call: (223) [system] a=(;)
   Fail: (223) [system] a=(;)
^  Call: (223) [user] is_like_space(a)
   Call: (224) [system] char_type(a, 'white')
   Fail: (224) [system] char_type(a, 'white')
   Call: (224) [system] char_type(a, end_of_line)
   Fail: (224) [system] char_type(a, end_of_line)
   Call: (224) [system] char_type(a, space)
   Fail: (224) [system] char_type(a, space)
   Call: (224) [system] char_type(a, cntrl)
   Fail: (224) [system] char_type(a, cntrl)
^  Fail: (223) [user] is_like_space(a)
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1045428)
   Exit: (222) [system] get_char((0x55798e5fad60), a)
   Call: (222) [system] a='('
   Fail: (222) [system] a='('
   Call: (222) [system] a='['
   Fail: (222) [system] a='['
   Call: (222) [system] a='{'
   Fail: (222) [system] a='{'
   Call: (222) [system] a='"'
   Fail: (222) [system] a='"'
   Call: (222) [system] a=!
   Fail: (222) [system] a=!
   Call: (222) [system] a='\''
   Fail: (222) [system] a='\''
   Call: (222) [system] a='`'
   Fail: (222) [system] a='`'
   Call: (222) [system] a=end_of_file
   Fail: (222) [system] a=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), a, _1029416)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1063070)
   Call: (224) [system] peek_char((0x55798e5fad60), _1064004)
   Exit: (224) [system] peek_char((0x55798e5fad60), b)
^  Call: (224) [user] is_delimiter(b)
   Call: (225) [system] char_type(b, space)
   Fail: (225) [system] char_type(b, space)
   Call: (225) [system] arg(_1068724, v('(', ')', end_of_file), b)
   Fail: (225) [system] arg(_1069656, v('(', ')', end_of_file), b)
^  Fail: (224) [user] is_delimiter(b)
   Call: (224) [system] ')'==b
   Fail: (224) [system] ')'==b
   Call: (224) [system] get_char((0x55798e5fad60), b)
   Exit: (224) [system] get_char((0x55798e5fad60), b)
   Call: (224) [system] b=(\)
   Fail: (224) [system] b=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1077006)
   Call: (225) [system] peek_char((0x55798e5fad60), _1077940)
   Exit: (225) [system] peek_char((0x55798e5fad60), c)
^  Call: (225) [user] is_delimiter(c)
   Call: (226) [system] char_type(c, space)
   Fail: (226) [system] char_type(c, space)
   Call: (226) [system] arg(_1082660, v('(', ')', end_of_file), c)
   Fail: (226) [system] arg(_1083592, v('(', ')', end_of_file), c)
^  Fail: (225) [user] is_delimiter(c)
   Call: (225) [system] ')'==c
   Fail: (225) [system] ')'==c
   Call: (225) [system] get_char((0x55798e5fad60), c)
   Exit: (225) [system] get_char((0x55798e5fad60), c)
   Call: (225) [system] c=(\)
   Fail: (225) [system] c=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1090942)
   Call: (226) [system] peek_char((0x55798e5fad60), _1091876)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (226) [user] is_delimiter(' ')
   Call: (227) [system] char_type(' ', space)
   Exit: (227) [system] char_type(' ', space)
^  Exit: (226) [user] is_delimiter(' ')
   Call: (226) [system] _1090942=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (225) [system] _1077006=[c]
   Exit: (225) [system] [c]=[c]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (224) [system] _1063070=[b, c]
   Exit: (224) [system] [b, c]=[b, c]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (223) [user] classify_and_convert_charseq(a, [b, c], _1029416)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1106774, _1106776), once(user:catch(read_from_chars([a, b, c], _1029416), _1106750, fail)), '$restore_trace'(_1106774, _1106776))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1106774, _1106776))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1106750, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(abc)
   Exit: (224) [system] atomic(abc)
^  Exit: (223) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1114274)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1116132)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _1123870)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1126574)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1141652)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1147222)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1149080)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1163234)
   Exit: (223) [system] get_char((0x55798e5fad60), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1147222)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1168804)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'D')
   Call: (225) [system] 'D'=(;)
   Fail: (225) [system] 'D'=(;)
^  Call: (225) [user] is_like_space('D')
   Call: (226) [system] char_type('D', 'white')
   Fail: (226) [system] char_type('D', 'white')
   Call: (226) [system] char_type('D', end_of_line)
   Fail: (226) [system] char_type('D', end_of_line)
   Call: (226) [system] char_type('D', space)
   Fail: (226) [system] char_type('D', space)
   Call: (226) [system] char_type('D', cntrl)
   Fail: (226) [system] char_type('D', cntrl)
^  Fail: (225) [user] is_like_space('D')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1182958)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'D')
   Call: (224) [system] 'D'=')'
   Fail: (224) [system] 'D'=')'
   Call: (224) [system] 'D'=end_of_file
   Fail: (224) [system] 'D'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1188528)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1190386)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'D')
   Call: (226) [system] 'D'=(;)
   Fail: (226) [system] 'D'=(;)
^  Call: (226) [user] is_like_space('D')
   Call: (227) [system] char_type('D', 'white')
   Fail: (227) [system] char_type('D', 'white')
   Call: (227) [system] char_type('D', end_of_line)
   Fail: (227) [system] char_type('D', end_of_line)
   Call: (227) [system] char_type('D', space)
   Fail: (227) [system] char_type('D', space)
   Call: (227) [system] char_type('D', cntrl)
   Fail: (227) [system] char_type('D', cntrl)
^  Fail: (226) [user] is_like_space('D')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1204540)
   Exit: (225) [system] get_char((0x55798e5fad60), 'D')
   Call: (225) [system] 'D'='('
   Fail: (225) [system] 'D'='('
   Call: (225) [system] 'D'='['
   Fail: (225) [system] 'D'='['
   Call: (225) [system] 'D'='{'
   Fail: (225) [system] 'D'='{'
   Call: (225) [system] 'D'='"'
   Fail: (225) [system] 'D'='"'
   Call: (225) [system] 'D'=!
   Fail: (225) [system] 'D'=!
   Call: (225) [system] 'D'='\''
   Fail: (225) [system] 'D'='\''
   Call: (225) [system] 'D'='`'
   Fail: (225) [system] 'D'='`'
   Call: (225) [system] 'D'=end_of_file
   Fail: (225) [system] 'D'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1188528)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1222182)
   Call: (227) [system] peek_char((0x55798e5fad60), _1223116)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_1227836, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_1228768, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1236118)
   Call: (228) [system] peek_char((0x55798e5fad60), _1237052)
   Exit: (228) [system] peek_char((0x55798e5fad60), s)
^  Call: (228) [user] is_delimiter(s)
   Call: (229) [system] char_type(s, space)
   Fail: (229) [system] char_type(s, space)
   Call: (229) [system] arg(_1241772, v('(', ')', end_of_file), s)
   Fail: (229) [system] arg(_1242704, v('(', ')', end_of_file), s)
^  Fail: (228) [user] is_delimiter(s)
   Call: (228) [system] ')'==s
   Fail: (228) [system] ')'==s
   Call: (228) [system] get_char((0x55798e5fad60), s)
   Exit: (228) [system] get_char((0x55798e5fad60), s)
   Call: (228) [system] s=(\)
   Fail: (228) [system] s=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1250054)
   Call: (229) [system] peek_char((0x55798e5fad60), _1250988)
   Exit: (229) [system] peek_char((0x55798e5fad60), j)
^  Call: (229) [user] is_delimiter(j)
   Call: (230) [system] char_type(j, space)
   Fail: (230) [system] char_type(j, space)
   Call: (230) [system] arg(_1255708, v('(', ')', end_of_file), j)
   Fail: (230) [system] arg(_1256640, v('(', ')', end_of_file), j)
^  Fail: (229) [user] is_delimiter(j)
   Call: (229) [system] ')'==j
   Fail: (229) [system] ')'==j
   Call: (229) [system] get_char((0x55798e5fad60), j)
   Exit: (229) [system] get_char((0x55798e5fad60), j)
   Call: (229) [system] j=(\)
   Fail: (229) [system] j=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1263990)
   Call: (230) [system] peek_char((0x55798e5fad60), _1264924)
   Exit: (230) [system] peek_char((0x55798e5fad60), u)
^  Call: (230) [user] is_delimiter(u)
   Call: (231) [system] char_type(u, space)
   Fail: (231) [system] char_type(u, space)
   Call: (231) [system] arg(_1269644, v('(', ')', end_of_file), u)
   Fail: (231) [system] arg(_1270576, v('(', ')', end_of_file), u)
^  Fail: (230) [user] is_delimiter(u)
   Call: (230) [system] ')'==u
   Fail: (230) [system] ')'==u
   Call: (230) [system] get_char((0x55798e5fad60), u)
   Exit: (230) [system] get_char((0x55798e5fad60), u)
   Call: (230) [system] u=(\)
   Fail: (230) [system] u=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1277926)
   Call: (231) [system] peek_char((0x55798e5fad60), _1278860)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1283580, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1284512, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1291862)
   Call: (232) [system] peek_char((0x55798e5fad60), _1292796)
   Exit: (232) [system] peek_char((0x55798e5fad60), c)
^  Call: (232) [user] is_delimiter(c)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] arg(_1297516, v('(', ')', end_of_file), c)
   Fail: (233) [system] arg(_1298448, v('(', ')', end_of_file), c)
^  Fail: (232) [user] is_delimiter(c)
   Call: (232) [system] ')'==c
   Fail: (232) [system] ')'==c
   Call: (232) [system] get_char((0x55798e5fad60), c)
   Exit: (232) [system] get_char((0x55798e5fad60), c)
   Call: (232) [system] c=(\)
   Fail: (232) [system] c=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1305798)
   Call: (233) [system] peek_char((0x55798e5fad60), _1306732)
   Exit: (233) [system] peek_char((0x55798e5fad60), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_1311452, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_1312384, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55798e5fad60), t)
   Exit: (233) [system] get_char((0x55798e5fad60), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1319734)
   Call: (234) [system] peek_char((0x55798e5fad60), _1320668)
   Exit: (234) [system] peek_char((0x55798e5fad60), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_1325388, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_1326320, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55798e5fad60), i)
   Exit: (234) [system] get_char((0x55798e5fad60), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1333670)
   Call: (235) [system] peek_char((0x55798e5fad60), _1334604)
   Exit: (235) [system] peek_char((0x55798e5fad60), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_1339324, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_1340256, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55798e5fad60), o)
   Exit: (235) [system] get_char((0x55798e5fad60), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1347606)
   Call: (236) [system] peek_char((0x55798e5fad60), _1348540)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1353260, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1354192, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1361542)
   Call: (237) [system] peek_char((0x55798e5fad60), _1362476)
   Exit: (237) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (237) [user] is_delimiter('I')
   Call: (238) [system] char_type('I', space)
   Fail: (238) [system] char_type('I', space)
   Call: (238) [system] arg(_1367196, v('(', ')', end_of_file), 'I')
   Fail: (238) [system] arg(_1368128, v('(', ')', end_of_file), 'I')
^  Fail: (237) [user] is_delimiter('I')
   Call: (237) [system] ')'=='I'
   Fail: (237) [system] ')'=='I'
   Call: (237) [system] get_char((0x55798e5fad60), 'I')
   Exit: (237) [system] get_char((0x55798e5fad60), 'I')
   Call: (237) [system] 'I'=(\)
   Fail: (237) [system] 'I'=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1375478)
   Call: (238) [system] peek_char((0x55798e5fad60), _1376412)
   Exit: (238) [system] peek_char((0x55798e5fad60), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_1381132, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_1382064, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55798e5fad60), n)
   Exit: (238) [system] get_char((0x55798e5fad60), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1389414)
   Call: (239) [system] peek_char((0x55798e5fad60), _1390348)
   Exit: (239) [system] peek_char((0x55798e5fad60), t)
^  Call: (239) [user] is_delimiter(t)
   Call: (240) [system] char_type(t, space)
   Fail: (240) [system] char_type(t, space)
   Call: (240) [system] arg(_1395068, v('(', ')', end_of_file), t)
   Fail: (240) [system] arg(_1396000, v('(', ')', end_of_file), t)
^  Fail: (239) [user] is_delimiter(t)
   Call: (239) [system] ')'==t
   Fail: (239) [system] ')'==t
   Call: (239) [system] get_char((0x55798e5fad60), t)
   Exit: (239) [system] get_char((0x55798e5fad60), t)
   Call: (239) [system] t=(\)
   Fail: (239) [system] t=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1403350)
   Call: (240) [system] peek_char((0x55798e5fad60), _1404284)
   Exit: (240) [system] peek_char((0x55798e5fad60), r)
^  Call: (240) [user] is_delimiter(r)
   Call: (241) [system] char_type(r, space)
   Fail: (241) [system] char_type(r, space)
   Call: (241) [system] arg(_1409004, v('(', ')', end_of_file), r)
   Fail: (241) [system] arg(_1409936, v('(', ')', end_of_file), r)
^  Fail: (240) [user] is_delimiter(r)
   Call: (240) [system] ')'==r
   Fail: (240) [system] ')'==r
   Call: (240) [system] get_char((0x55798e5fad60), r)
   Exit: (240) [system] get_char((0x55798e5fad60), r)
   Call: (240) [system] r=(\)
   Fail: (240) [system] r=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1417286)
   Call: (241) [system] peek_char((0x55798e5fad60), _1418220)
   Exit: (241) [system] peek_char((0x55798e5fad60), o)
^  Call: (241) [user] is_delimiter(o)
   Call: (242) [system] char_type(o, space)
   Fail: (242) [system] char_type(o, space)
   Call: (242) [system] arg(_1422940, v('(', ')', end_of_file), o)
   Fail: (242) [system] arg(_1423872, v('(', ')', end_of_file), o)
^  Fail: (241) [user] is_delimiter(o)
   Call: (241) [system] ')'==o
   Fail: (241) [system] ')'==o
   Call: (241) [system] get_char((0x55798e5fad60), o)
   Exit: (241) [system] get_char((0x55798e5fad60), o)
   Call: (241) [system] o=(\)
   Fail: (241) [system] o=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1431222)
   Call: (242) [system] peek_char((0x55798e5fad60), _1432156)
   Exit: (242) [system] peek_char((0x55798e5fad60), d)
^  Call: (242) [user] is_delimiter(d)
   Call: (243) [system] char_type(d, space)
   Fail: (243) [system] char_type(d, space)
   Call: (243) [system] arg(_1436876, v('(', ')', end_of_file), d)
   Fail: (243) [system] arg(_1437808, v('(', ')', end_of_file), d)
^  Fail: (242) [user] is_delimiter(d)
   Call: (242) [system] ')'==d
   Fail: (242) [system] ')'==d
   Call: (242) [system] get_char((0x55798e5fad60), d)
   Exit: (242) [system] get_char((0x55798e5fad60), d)
   Call: (242) [system] d=(\)
   Fail: (242) [system] d=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1445158)
   Call: (243) [system] peek_char((0x55798e5fad60), _1446092)
   Exit: (243) [system] peek_char((0x55798e5fad60), u)
^  Call: (243) [user] is_delimiter(u)
   Call: (244) [system] char_type(u, space)
   Fail: (244) [system] char_type(u, space)
   Call: (244) [system] arg(_1450812, v('(', ')', end_of_file), u)
   Fail: (244) [system] arg(_1451744, v('(', ')', end_of_file), u)
^  Fail: (243) [user] is_delimiter(u)
   Call: (243) [system] ')'==u
   Fail: (243) [system] ')'==u
   Call: (243) [system] get_char((0x55798e5fad60), u)
   Exit: (243) [system] get_char((0x55798e5fad60), u)
   Call: (243) [system] u=(\)
   Fail: (243) [system] u=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1459094)
   Call: (244) [system] peek_char((0x55798e5fad60), _1460028)
   Exit: (244) [system] peek_char((0x55798e5fad60), c)
^  Call: (244) [user] is_delimiter(c)
   Call: (245) [system] char_type(c, space)
   Fail: (245) [system] char_type(c, space)
   Call: (245) [system] arg(_1464748, v('(', ')', end_of_file), c)
   Fail: (245) [system] arg(_1465680, v('(', ')', end_of_file), c)
^  Fail: (244) [user] is_delimiter(c)
   Call: (244) [system] ')'==c
   Fail: (244) [system] ')'==c
   Call: (244) [system] get_char((0x55798e5fad60), c)
   Exit: (244) [system] get_char((0x55798e5fad60), c)
   Call: (244) [system] c=(\)
   Fail: (244) [system] c=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1473030)
   Call: (245) [system] peek_char((0x55798e5fad60), _1473964)
   Exit: (245) [system] peek_char((0x55798e5fad60), t)
^  Call: (245) [user] is_delimiter(t)
   Call: (246) [system] char_type(t, space)
   Fail: (246) [system] char_type(t, space)
   Call: (246) [system] arg(_1478684, v('(', ')', end_of_file), t)
   Fail: (246) [system] arg(_1479616, v('(', ')', end_of_file), t)
^  Fail: (245) [user] is_delimiter(t)
   Call: (245) [system] ')'==t
   Fail: (245) [system] ')'==t
   Call: (245) [system] get_char((0x55798e5fad60), t)
   Exit: (245) [system] get_char((0x55798e5fad60), t)
   Call: (245) [system] t=(\)
   Fail: (245) [system] t=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _1486966)
   Call: (246) [system] peek_char((0x55798e5fad60), _1487900)
   Exit: (246) [system] peek_char((0x55798e5fad60), i)
^  Call: (246) [user] is_delimiter(i)
   Call: (247) [system] char_type(i, space)
   Fail: (247) [system] char_type(i, space)
   Call: (247) [system] arg(_1492620, v('(', ')', end_of_file), i)
   Fail: (247) [system] arg(_1493552, v('(', ')', end_of_file), i)
^  Fail: (246) [user] is_delimiter(i)
   Call: (246) [system] ')'==i
   Fail: (246) [system] ')'==i
   Call: (246) [system] get_char((0x55798e5fad60), i)
   Exit: (246) [system] get_char((0x55798e5fad60), i)
   Call: (246) [system] i=(\)
   Fail: (246) [system] i=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _1500902)
   Call: (247) [system] peek_char((0x55798e5fad60), _1501836)
   Exit: (247) [system] peek_char((0x55798e5fad60), o)
^  Call: (247) [user] is_delimiter(o)
   Call: (248) [system] char_type(o, space)
   Fail: (248) [system] char_type(o, space)
   Call: (248) [system] arg(_1506556, v('(', ')', end_of_file), o)
   Fail: (248) [system] arg(_1507488, v('(', ')', end_of_file), o)
^  Fail: (247) [user] is_delimiter(o)
   Call: (247) [system] ')'==o
   Fail: (247) [system] ')'==o
   Call: (247) [system] get_char((0x55798e5fad60), o)
   Exit: (247) [system] get_char((0x55798e5fad60), o)
   Call: (247) [system] o=(\)
   Fail: (247) [system] o=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), _1514838)
   Call: (248) [system] peek_char((0x55798e5fad60), _1515772)
   Exit: (248) [system] peek_char((0x55798e5fad60), n)
^  Call: (248) [user] is_delimiter(n)
   Call: (249) [system] char_type(n, space)
   Fail: (249) [system] char_type(n, space)
   Call: (249) [system] arg(_1520492, v('(', ')', end_of_file), n)
   Fail: (249) [system] arg(_1521424, v('(', ')', end_of_file), n)
^  Fail: (248) [user] is_delimiter(n)
   Call: (248) [system] ')'==n
   Fail: (248) [system] ')'==n
   Call: (248) [system] get_char((0x55798e5fad60), n)
   Exit: (248) [system] get_char((0x55798e5fad60), n)
   Call: (248) [system] n=(\)
   Fail: (248) [system] n=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), _1528774)
   Call: (249) [system] peek_char((0x55798e5fad60), _1529708)
   Exit: (249) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (249) [user] is_delimiter(' ')
   Call: (250) [system] char_type(' ', space)
   Exit: (250) [system] char_type(' ', space)
^  Exit: (249) [user] is_delimiter(' ')
   Call: (249) [system] _1528774=[]
   Exit: (249) [system] []=[]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (248) [system] _1514838=[n]
   Exit: (248) [system] [n]=[n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (247) [system] _1500902=[o, n]
   Exit: (247) [system] [o, n]=[o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (246) [system] _1486966=[i, o, n]
   Exit: (246) [system] [i, o, n]=[i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (245) [system] _1473030=[t, i, o, n]
   Exit: (245) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (244) [system] _1459094=[c, t, i, o, n]
   Exit: (244) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (243) [system] _1445158=[u, c, t, i, o, n]
   Exit: (243) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (242) [system] _1431222=[d, u, c, t, i, o, n]
   Exit: (242) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (241) [system] _1417286=[o, d, u, c, t, i, o, n]
   Exit: (241) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (240) [system] _1403350=[r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _1389414=[t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _1375478=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _1361542=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _1347606=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _1333670=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1319734=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1305798=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1291862=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1277926=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1263990=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1250054=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1236118=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1222182=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (226) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1188528)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1600486, _1600488), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1188528), _1600462, fail)), '$restore_trace'(_1600486, _1600488))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1600486, _1600488))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1188528), _1600462, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_1188528)
   Fail: (227) [system] atomic(_1188528)
   Call: (227) [system] atom_chars(_1188528, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (227) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (226) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1609862)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1611720)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _1619458)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1622162)
   Exit: (227) [system] peek_char((0x55798e5fad60), a)
   Call: (227) [system] a=(;)
   Fail: (227) [system] a=(;)
^  Call: (227) [user] is_like_space(a)
   Call: (228) [system] char_type(a, 'white')
   Fail: (228) [system] char_type(a, 'white')
   Call: (228) [system] char_type(a, end_of_line)
   Fail: (228) [system] char_type(a, end_of_line)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] char_type(a, cntrl)
   Fail: (228) [system] char_type(a, cntrl)
^  Fail: (227) [user] is_like_space(a)
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1637240)
   Exit: (225) [system] peek_char((0x55798e5fad60), a)
   Call: (225) [system] a=')'
   Fail: (225) [system] a=')'
   Call: (225) [system] a=end_of_file
   Fail: (225) [system] a=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1642810)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1644668)
   Exit: (227) [system] peek_char((0x55798e5fad60), a)
   Call: (227) [system] a=(;)
   Fail: (227) [system] a=(;)
^  Call: (227) [user] is_like_space(a)
   Call: (228) [system] char_type(a, 'white')
   Fail: (228) [system] char_type(a, 'white')
   Call: (228) [system] char_type(a, end_of_line)
   Fail: (228) [system] char_type(a, end_of_line)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] char_type(a, cntrl)
   Fail: (228) [system] char_type(a, cntrl)
^  Fail: (227) [user] is_like_space(a)
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1658822)
   Exit: (226) [system] get_char((0x55798e5fad60), a)
   Call: (226) [system] a='('
   Fail: (226) [system] a='('
   Call: (226) [system] a='['
   Fail: (226) [system] a='['
   Call: (226) [system] a='{'
   Fail: (226) [system] a='{'
   Call: (226) [system] a='"'
   Fail: (226) [system] a='"'
   Call: (226) [system] a=!
   Fail: (226) [system] a=!
   Call: (226) [system] a='\''
   Fail: (226) [system] a='\''
   Call: (226) [system] a='`'
   Fail: (226) [system] a='`'
   Call: (226) [system] a=end_of_file
   Fail: (226) [system] a=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), a, _1642810)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1676464)
   Call: (228) [system] peek_char((0x55798e5fad60), _1677398)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1676464=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (227) [user] classify_and_convert_charseq(a, [], _1642810)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1686708, _1686710), once(user:catch(read_from_chars([a], _1642810), _1686684, fail)), '$restore_trace'(_1686708, _1686710))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1686708, _1686710))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1686684, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(a)
   Exit: (228) [system] atomic(a)
^  Exit: (227) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1694208)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1696066)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _1703804)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1706508)
   Exit: (228) [system] peek_char((0x55798e5fad60), a)
   Call: (228) [system] a=(;)
   Fail: (228) [system] a=(;)
^  Call: (228) [user] is_like_space(a)
   Call: (229) [system] char_type(a, 'white')
   Fail: (229) [system] char_type(a, 'white')
   Call: (229) [system] char_type(a, end_of_line)
   Fail: (229) [system] char_type(a, end_of_line)
   Call: (229) [system] char_type(a, space)
   Fail: (229) [system] char_type(a, space)
   Call: (229) [system] char_type(a, cntrl)
   Fail: (229) [system] char_type(a, cntrl)
^  Fail: (228) [user] is_like_space(a)
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1721586)
   Exit: (226) [system] peek_char((0x55798e5fad60), a)
   Call: (226) [system] a=')'
   Fail: (226) [system] a=')'
   Call: (226) [system] a=end_of_file
   Fail: (226) [system] a=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _1727156)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1729014)
   Exit: (228) [system] peek_char((0x55798e5fad60), a)
   Call: (228) [system] a=(;)
   Fail: (228) [system] a=(;)
^  Call: (228) [user] is_like_space(a)
   Call: (229) [system] char_type(a, 'white')
   Fail: (229) [system] char_type(a, 'white')
   Call: (229) [system] char_type(a, end_of_line)
   Fail: (229) [system] char_type(a, end_of_line)
   Call: (229) [system] char_type(a, space)
   Fail: (229) [system] char_type(a, space)
   Call: (229) [system] char_type(a, cntrl)
   Fail: (229) [system] char_type(a, cntrl)
^  Fail: (228) [user] is_like_space(a)
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _1743168)
   Exit: (227) [system] get_char((0x55798e5fad60), a)
   Call: (227) [system] a='('
   Fail: (227) [system] a='('
   Call: (227) [system] a='['
   Fail: (227) [system] a='['
   Call: (227) [system] a='{'
   Fail: (227) [system] a='{'
   Call: (227) [system] a='"'
   Fail: (227) [system] a='"'
   Call: (227) [system] a=!
   Fail: (227) [system] a=!
   Call: (227) [system] a='\''
   Fail: (227) [system] a='\''
   Call: (227) [system] a='`'
   Fail: (227) [system] a='`'
   Call: (227) [system] a=end_of_file
   Fail: (227) [system] a=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), a, _1727156)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1760810)
   Call: (229) [system] peek_char((0x55798e5fad60), _1761744)
   Exit: (229) [system] peek_char((0x55798e5fad60), b)
^  Call: (229) [user] is_delimiter(b)
   Call: (230) [system] char_type(b, space)
   Fail: (230) [system] char_type(b, space)
   Call: (230) [system] arg(_1766464, v('(', ')', end_of_file), b)
   Fail: (230) [system] arg(_1767396, v('(', ')', end_of_file), b)
^  Fail: (229) [user] is_delimiter(b)
   Call: (229) [system] ')'==b
   Fail: (229) [system] ')'==b
   Call: (229) [system] get_char((0x55798e5fad60), b)
   Exit: (229) [system] get_char((0x55798e5fad60), b)
   Call: (229) [system] b=(\)
   Fail: (229) [system] b=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1774746)
   Call: (230) [system] peek_char((0x55798e5fad60), _1775680)
   Exit: (230) [system] peek_char((0x55798e5fad60), c)
^  Call: (230) [user] is_delimiter(c)
   Call: (231) [system] char_type(c, space)
   Fail: (231) [system] char_type(c, space)
   Call: (231) [system] arg(_1780400, v('(', ')', end_of_file), c)
   Fail: (231) [system] arg(_1781332, v('(', ')', end_of_file), c)
^  Fail: (230) [user] is_delimiter(c)
   Call: (230) [system] ')'==c
   Fail: (230) [system] ')'==c
   Call: (230) [system] get_char((0x55798e5fad60), c)
   Exit: (230) [system] get_char((0x55798e5fad60), c)
   Call: (230) [system] c=(\)
   Fail: (230) [system] c=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1788682)
   Call: (231) [system] peek_char((0x55798e5fad60), _1789616)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
^  Call: (231) [user] is_delimiter(')')
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] arg(_1794336, v('(', ')', end_of_file), ')')
   Exit: (232) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (231) [user] is_delimiter(')')
   Call: (231) [system] _1788682=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (230) [system] _1774746=[c]
   Exit: (230) [system] [c]=[c]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (229) [system] _1760810=[b, c]
   Exit: (229) [system] [b, c]=[b, c]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (228) [user] classify_and_convert_charseq(a, [b, c], _1727156)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1806386, _1806388), once(user:catch(read_from_chars([a, b, c], _1727156), _1806362, fail)), '$restore_trace'(_1806386, _1806388))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1806386, _1806388))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1806362, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(abc)
   Exit: (229) [system] atomic(abc)
^  Exit: (228) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1813886)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1815744)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1829898)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55798e5fad60), _1833688)
   Exit: (227) [system] get_char((0x55798e5fad60), ')')
   Call: (227) [system] _1813886=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [])
   Call: (226) [system] _1694208=[abc]
   Exit: (226) [system] [abc]=[abc]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [abc])
   Call: (225) [system] _1609862=[a, abc]
   Exit: (225) [system] [a, abc]=[a, abc]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [a, abc])
   Call: (224) [system] _1147222=['DisjunctionIntroduction', a, abc]
   Exit: (224) [system] ['DisjunctionIntroduction', a, abc]=['DisjunctionIntroduction', a, abc]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, abc])
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, abc])
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1847570)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1849428)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1863582)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55798e5fad60), _1867372)
   Exit: (223) [system] get_char((0x55798e5fad60), ')')
   Call: (223) [system] _1847570=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [])
   Call: (222) [system] _1114274=[['DisjunctionIntroduction', a, abc]]
   Exit: (222) [system] [['DisjunctionIntroduction', a, abc]]=[['DisjunctionIntroduction', a, abc]]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', a, abc]])
   Call: (221) [system] _996468=[abc, ['DisjunctionIntroduction', a, abc]]
   Exit: (221) [system] [abc, ['DisjunctionIntroduction', a, abc]]=[abc, ['DisjunctionIntroduction', a, abc]]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [abc, ['DisjunctionIntroduction', a, abc]])
   Call: (220) [system] _533828=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]]
   Exit: (220) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]])
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]])
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1881254)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1883112)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _1890850)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1893554)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1908632)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1914202)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1916060)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1930214)
   Exit: (220) [system] get_char((0x55798e5fad60), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1914202)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1935784)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'O')
   Call: (222) [system] 'O'=(;)
   Fail: (222) [system] 'O'=(;)
^  Call: (222) [user] is_like_space('O')
   Call: (223) [system] char_type('O', 'white')
   Fail: (223) [system] char_type('O', 'white')
   Call: (223) [system] char_type('O', end_of_line)
   Fail: (223) [system] char_type('O', end_of_line)
   Call: (223) [system] char_type('O', space)
   Fail: (223) [system] char_type('O', space)
   Call: (223) [system] char_type('O', cntrl)
   Fail: (223) [system] char_type('O', cntrl)
^  Fail: (222) [user] is_like_space('O')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1949938)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'O')
   Call: (221) [system] 'O'=')'
   Fail: (221) [system] 'O'=')'
   Call: (221) [system] 'O'=end_of_file
   Fail: (221) [system] 'O'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1955508)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1957366)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'O')
   Call: (223) [system] 'O'=(;)
   Fail: (223) [system] 'O'=(;)
^  Call: (223) [user] is_like_space('O')
   Call: (224) [system] char_type('O', 'white')
   Fail: (224) [system] char_type('O', 'white')
   Call: (224) [system] char_type('O', end_of_line)
   Fail: (224) [system] char_type('O', end_of_line)
   Call: (224) [system] char_type('O', space)
   Fail: (224) [system] char_type('O', space)
   Call: (224) [system] char_type('O', cntrl)
   Fail: (224) [system] char_type('O', cntrl)
^  Fail: (223) [user] is_like_space('O')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1971520)
   Exit: (222) [system] get_char((0x55798e5fad60), 'O')
   Call: (222) [system] 'O'='('
   Fail: (222) [system] 'O'='('
   Call: (222) [system] 'O'='['
   Fail: (222) [system] 'O'='['
   Call: (222) [system] 'O'='{'
   Fail: (222) [system] 'O'='{'
   Call: (222) [system] 'O'='"'
   Fail: (222) [system] 'O'='"'
   Call: (222) [system] 'O'=!
   Fail: (222) [system] 'O'=!
   Call: (222) [system] 'O'='\''
   Fail: (222) [system] 'O'='\''
   Call: (222) [system] 'O'='`'
   Fail: (222) [system] 'O'='`'
   Call: (222) [system] 'O'=end_of_file
   Fail: (222) [system] 'O'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1955508)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1989162)
   Call: (224) [system] peek_char((0x55798e5fad60), _1990096)
   Exit: (224) [system] peek_char((0x55798e5fad60), r)
^  Call: (224) [user] is_delimiter(r)
   Call: (225) [system] char_type(r, space)
   Fail: (225) [system] char_type(r, space)
   Call: (225) [system] arg(_1994816, v('(', ')', end_of_file), r)
   Fail: (225) [system] arg(_1995748, v('(', ')', end_of_file), r)
^  Fail: (224) [user] is_delimiter(r)
   Call: (224) [system] ')'==r
   Fail: (224) [system] ')'==r
   Call: (224) [system] get_char((0x55798e5fad60), r)
   Exit: (224) [system] get_char((0x55798e5fad60), r)
   Call: (224) [system] r=(\)
   Fail: (224) [system] r=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _2003098)
   Call: (225) [system] peek_char((0x55798e5fad60), _2004032)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (225) [user] is_delimiter('L')
   Call: (226) [system] char_type('L', space)
   Fail: (226) [system] char_type('L', space)
   Call: (226) [system] arg(_2008752, v('(', ')', end_of_file), 'L')
   Fail: (226) [system] arg(_2009684, v('(', ')', end_of_file), 'L')
^  Fail: (225) [user] is_delimiter('L')
   Call: (225) [system] ')'=='L'
   Fail: (225) [system] ')'=='L'
   Call: (225) [system] get_char((0x55798e5fad60), 'L')
   Exit: (225) [system] get_char((0x55798e5fad60), 'L')
   Call: (225) [system] 'L'=(\)
   Fail: (225) [system] 'L'=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _2017034)
   Call: (226) [system] peek_char((0x55798e5fad60), _2017968)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_2022688, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_2023620, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _2030970)
   Call: (227) [system] peek_char((0x55798e5fad60), _2031904)
   Exit: (227) [system] peek_char((0x55798e5fad60), n)
^  Call: (227) [user] is_delimiter(n)
   Call: (228) [system] char_type(n, space)
   Fail: (228) [system] char_type(n, space)
   Call: (228) [system] arg(_2036624, v('(', ')', end_of_file), n)
   Fail: (228) [system] arg(_2037556, v('(', ')', end_of_file), n)
^  Fail: (227) [user] is_delimiter(n)
   Call: (227) [system] ')'==n
   Fail: (227) [system] ')'==n
   Call: (227) [system] get_char((0x55798e5fad60), n)
   Exit: (227) [system] get_char((0x55798e5fad60), n)
   Call: (227) [system] n=(\)
   Fail: (227) [system] n=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _2044906)
   Call: (228) [system] peek_char((0x55798e5fad60), _2045840)
   Exit: (228) [system] peek_char((0x55798e5fad60), k)
^  Call: (228) [user] is_delimiter(k)
   Call: (229) [system] char_type(k, space)
   Fail: (229) [system] char_type(k, space)
   Call: (229) [system] arg(_2050560, v('(', ')', end_of_file), k)
   Fail: (229) [system] arg(_2051492, v('(', ')', end_of_file), k)
^  Fail: (228) [user] is_delimiter(k)
   Call: (228) [system] ')'==k
   Fail: (228) [system] ')'==k
   Call: (228) [system] get_char((0x55798e5fad60), k)
   Exit: (228) [system] get_char((0x55798e5fad60), k)
   Call: (228) [system] k=(\)
   Fail: (228) [system] k=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _2058842)
   Call: (229) [system] peek_char((0x55798e5fad60), _2059776)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _2058842=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (228) [system] _2044906=[k]
   Exit: (228) [system] [k]=[k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (227) [system] _2030970=[n, k]
   Exit: (227) [system] [n, k]=[n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (226) [system] _2017034=[i, n, k]
   Exit: (226) [system] [i, n, k]=[i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (225) [system] _2003098=['L', i, n, k]
   Exit: (225) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (224) [system] _1989162=[r, 'L', i, n, k]
   Exit: (224) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (223) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1955508)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_2083056, _2083058), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1955508), _2083032, fail)), '$restore_trace'(_2083056, _2083058))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_2083056, _2083058))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1955508), _2083032, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_1955508)
   Fail: (224) [system] atomic(_1955508)
   Call: (224) [system] atom_chars(_1955508, ['O', r, 'L', i, n, k])
   Exit: (224) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (223) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _2092432)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _2094290)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _11570)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _14274)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _29352)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _34922)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _36780)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _50934)
   Exit: (223) [system] get_char((0x55798e5fad60), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _34922)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _56504)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'=(;)
   Fail: (225) [system] 'I'=(;)
^  Call: (225) [user] is_like_space('I')
   Call: (226) [system] char_type('I', 'white')
   Fail: (226) [system] char_type('I', 'white')
   Call: (226) [system] char_type('I', end_of_line)
   Fail: (226) [system] char_type('I', end_of_line)
   Call: (226) [system] char_type('I', space)
   Fail: (226) [system] char_type('I', space)
   Call: (226) [system] char_type('I', cntrl)
   Fail: (226) [system] char_type('I', cntrl)
^  Fail: (225) [user] is_like_space('I')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _70658)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'I')
   Call: (224) [system] 'I'=')'
   Fail: (224) [system] 'I'=')'
   Call: (224) [system] 'I'=end_of_file
   Fail: (224) [system] 'I'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _76228)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _78086)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'=(;)
   Fail: (226) [system] 'I'=(;)
^  Call: (226) [user] is_like_space('I')
   Call: (227) [system] char_type('I', 'white')
   Fail: (227) [system] char_type('I', 'white')
   Call: (227) [system] char_type('I', end_of_line)
   Fail: (227) [system] char_type('I', end_of_line)
   Call: (227) [system] char_type('I', space)
   Fail: (227) [system] char_type('I', space)
   Call: (227) [system] char_type('I', cntrl)
   Fail: (227) [system] char_type('I', cntrl)
^  Fail: (226) [user] is_like_space('I')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _92240)
   Exit: (225) [system] get_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'='('
   Fail: (225) [system] 'I'='('
   Call: (225) [system] 'I'='['
   Fail: (225) [system] 'I'='['
   Call: (225) [system] 'I'='{'
   Fail: (225) [system] 'I'='{'
   Call: (225) [system] 'I'='"'
   Fail: (225) [system] 'I'='"'
   Call: (225) [system] 'I'=!
   Fail: (225) [system] 'I'=!
   Call: (225) [system] 'I'='\''
   Fail: (225) [system] 'I'='\''
   Call: (225) [system] 'I'='`'
   Fail: (225) [system] 'I'='`'
   Call: (225) [system] 'I'=end_of_file
   Fail: (225) [system] 'I'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'I', _76228)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _109882)
   Call: (227) [system] peek_char((0x55798e5fad60), _110816)
   Exit: (227) [system] peek_char((0x55798e5fad60), m)
^  Call: (227) [user] is_delimiter(m)
   Call: (228) [system] char_type(m, space)
   Fail: (228) [system] char_type(m, space)
   Call: (228) [system] arg(_115536, v('(', ')', end_of_file), m)
   Fail: (228) [system] arg(_116468, v('(', ')', end_of_file), m)
^  Fail: (227) [user] is_delimiter(m)
   Call: (227) [system] ')'==m
   Fail: (227) [system] ')'==m
   Call: (227) [system] get_char((0x55798e5fad60), m)
   Exit: (227) [system] get_char((0x55798e5fad60), m)
   Call: (227) [system] m=(\)
   Fail: (227) [system] m=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _123818)
   Call: (228) [system] peek_char((0x55798e5fad60), _124752)
   Exit: (228) [system] peek_char((0x55798e5fad60), p)
^  Call: (228) [user] is_delimiter(p)
   Call: (229) [system] char_type(p, space)
   Fail: (229) [system] char_type(p, space)
   Call: (229) [system] arg(_129472, v('(', ')', end_of_file), p)
   Fail: (229) [system] arg(_130404, v('(', ')', end_of_file), p)
^  Fail: (228) [user] is_delimiter(p)
   Call: (228) [system] ')'==p
   Fail: (228) [system] ')'==p
   Call: (228) [system] get_char((0x55798e5fad60), p)
   Exit: (228) [system] get_char((0x55798e5fad60), p)
   Call: (228) [system] p=(\)
   Fail: (228) [system] p=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _137754)
   Call: (229) [system] peek_char((0x55798e5fad60), _138688)
   Exit: (229) [system] peek_char((0x55798e5fad60), l)
^  Call: (229) [user] is_delimiter(l)
   Call: (230) [system] char_type(l, space)
   Fail: (230) [system] char_type(l, space)
   Call: (230) [system] arg(_143408, v('(', ')', end_of_file), l)
   Fail: (230) [system] arg(_144340, v('(', ')', end_of_file), l)
^  Fail: (229) [user] is_delimiter(l)
   Call: (229) [system] ')'==l
   Fail: (229) [system] ')'==l
   Call: (229) [system] get_char((0x55798e5fad60), l)
   Exit: (229) [system] get_char((0x55798e5fad60), l)
   Call: (229) [system] l=(\)
   Fail: (229) [system] l=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _151690)
   Call: (230) [system] peek_char((0x55798e5fad60), _152624)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_157344, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_158276, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _165626)
   Call: (231) [system] peek_char((0x55798e5fad60), _166560)
   Exit: (231) [system] peek_char((0x55798e5fad60), c)
^  Call: (231) [user] is_delimiter(c)
   Call: (232) [system] char_type(c, space)
   Fail: (232) [system] char_type(c, space)
   Call: (232) [system] arg(_171280, v('(', ')', end_of_file), c)
   Fail: (232) [system] arg(_172212, v('(', ')', end_of_file), c)
^  Fail: (231) [user] is_delimiter(c)
   Call: (231) [system] ')'==c
   Fail: (231) [system] ')'==c
   Call: (231) [system] get_char((0x55798e5fad60), c)
   Exit: (231) [system] get_char((0x55798e5fad60), c)
   Call: (231) [system] c=(\)
   Fail: (231) [system] c=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _179562)
   Call: (232) [system] peek_char((0x55798e5fad60), _180496)
   Exit: (232) [system] peek_char((0x55798e5fad60), a)
^  Call: (232) [user] is_delimiter(a)
   Call: (233) [system] char_type(a, space)
   Fail: (233) [system] char_type(a, space)
   Call: (233) [system] arg(_185216, v('(', ')', end_of_file), a)
   Fail: (233) [system] arg(_186148, v('(', ')', end_of_file), a)
^  Fail: (232) [user] is_delimiter(a)
   Call: (232) [system] ')'==a
   Fail: (232) [system] ')'==a
   Call: (232) [system] get_char((0x55798e5fad60), a)
   Exit: (232) [system] get_char((0x55798e5fad60), a)
   Call: (232) [system] a=(\)
   Fail: (232) [system] a=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _193498)
   Call: (233) [system] peek_char((0x55798e5fad60), _194432)
   Exit: (233) [system] peek_char((0x55798e5fad60), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_199152, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_200084, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55798e5fad60), t)
   Exit: (233) [system] get_char((0x55798e5fad60), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _207434)
   Call: (234) [system] peek_char((0x55798e5fad60), _208368)
   Exit: (234) [system] peek_char((0x55798e5fad60), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_213088, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_214020, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55798e5fad60), i)
   Exit: (234) [system] get_char((0x55798e5fad60), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _221370)
   Call: (235) [system] peek_char((0x55798e5fad60), _222304)
   Exit: (235) [system] peek_char((0x55798e5fad60), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_227024, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_227956, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55798e5fad60), o)
   Exit: (235) [system] get_char((0x55798e5fad60), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _235306)
   Call: (236) [system] peek_char((0x55798e5fad60), _236240)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_240960, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_241892, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _249242)
   Call: (237) [system] peek_char((0x55798e5fad60), _250176)
   Exit: (237) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (237) [user] is_delimiter(' ')
   Call: (238) [system] char_type(' ', space)
   Exit: (238) [system] char_type(' ', space)
^  Exit: (237) [user] is_delimiter(' ')
   Call: (237) [system] _249242=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (236) [system] _235306=[n]
   Exit: (236) [system] [n]=[n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (235) [system] _221370=[o, n]
   Exit: (235) [system] [o, n]=[o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (234) [system] _207434=[i, o, n]
   Exit: (234) [system] [i, o, n]=[i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (233) [system] _193498=[t, i, o, n]
   Exit: (233) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (232) [system] _179562=[a, t, i, o, n]
   Exit: (232) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (231) [system] _165626=[c, a, t, i, o, n]
   Exit: (231) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (230) [system] _151690=[i, c, a, t, i, o, n]
   Exit: (230) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (229) [system] _137754=[l, i, c, a, t, i, o, n]
   Exit: (229) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (228) [system] _123818=[p, l, i, c, a, t, i, o, n]
   Exit: (228) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (227) [system] _109882=[m, p, l, i, c, a, t, i, o, n]
   Exit: (227) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (226) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _76228)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_287426, _287428), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _76228), _287402, fail)), '$restore_trace'(_287426, _287428))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_287426, _287428))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _76228), _287402, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_76228)
   Fail: (227) [system] atomic(_76228)
   Call: (227) [system] atom_chars(_76228, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (227) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (226) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _296802)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _298660)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _306398)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _309102)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _324180)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=')'
   Fail: (225) [system] '('=')'
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _329750)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _331608)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _345762)
   Exit: (226) [system] get_char((0x55798e5fad60), '(')
   Call: (226) [system] '('='('
   Exit: (226) [system] '('='('
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _329750)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _351332)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=(;)
   Fail: (228) [system] 'A'=(;)
^  Call: (228) [user] is_like_space('A')
   Call: (229) [system] char_type('A', 'white')
   Fail: (229) [system] char_type('A', 'white')
   Call: (229) [system] char_type('A', end_of_line)
   Fail: (229) [system] char_type('A', end_of_line)
   Call: (229) [system] char_type('A', space)
   Fail: (229) [system] char_type('A', space)
   Call: (229) [system] char_type('A', cntrl)
   Fail: (229) [system] char_type('A', cntrl)
^  Fail: (228) [user] is_like_space('A')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _365486)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'=')'
   Fail: (227) [system] 'A'=')'
   Call: (227) [system] 'A'=end_of_file
   Fail: (227) [system] 'A'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _371056)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _372914)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'=(;)
   Fail: (229) [system] 'A'=(;)
^  Call: (229) [user] is_like_space('A')
   Call: (230) [system] char_type('A', 'white')
   Fail: (230) [system] char_type('A', 'white')
   Call: (230) [system] char_type('A', end_of_line)
   Fail: (230) [system] char_type('A', end_of_line)
   Call: (230) [system] char_type('A', space)
   Fail: (230) [system] char_type('A', space)
   Call: (230) [system] char_type('A', cntrl)
   Fail: (230) [system] char_type('A', cntrl)
^  Fail: (229) [user] is_like_space('A')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _387068)
   Exit: (228) [system] get_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'='('
   Fail: (228) [system] 'A'='('
   Call: (228) [system] 'A'='['
   Fail: (228) [system] 'A'='['
   Call: (228) [system] 'A'='{'
   Fail: (228) [system] 'A'='{'
   Call: (228) [system] 'A'='"'
   Fail: (228) [system] 'A'='"'
   Call: (228) [system] 'A'=!
   Fail: (228) [system] 'A'=!
   Call: (228) [system] 'A'='\''
   Fail: (228) [system] 'A'='\''
   Call: (228) [system] 'A'='`'
   Fail: (228) [system] 'A'='`'
   Call: (228) [system] 'A'=end_of_file
   Fail: (228) [system] 'A'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'A', _371056)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _404710)
   Call: (230) [system] peek_char((0x55798e5fad60), _405644)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_410364, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_411296, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _418646)
   Call: (231) [system] peek_char((0x55798e5fad60), _419580)
   Exit: (231) [system] peek_char((0x55798e5fad60), d)
^  Call: (231) [user] is_delimiter(d)
   Call: (232) [system] char_type(d, space)
   Fail: (232) [system] char_type(d, space)
   Call: (232) [system] arg(_424300, v('(', ')', end_of_file), d)
   Fail: (232) [system] arg(_425232, v('(', ')', end_of_file), d)
^  Fail: (231) [user] is_delimiter(d)
   Call: (231) [system] ')'==d
   Fail: (231) [system] ')'==d
   Call: (231) [system] get_char((0x55798e5fad60), d)
   Exit: (231) [system] get_char((0x55798e5fad60), d)
   Call: (231) [system] d=(\)
   Fail: (231) [system] d=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _432582)
   Call: (232) [system] peek_char((0x55798e5fad60), _433516)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (232) [user] is_delimiter('L')
   Call: (233) [system] char_type('L', space)
   Fail: (233) [system] char_type('L', space)
   Call: (233) [system] arg(_438236, v('(', ')', end_of_file), 'L')
   Fail: (233) [system] arg(_439168, v('(', ')', end_of_file), 'L')
^  Fail: (232) [user] is_delimiter('L')
   Call: (232) [system] ')'=='L'
   Fail: (232) [system] ')'=='L'
   Call: (232) [system] get_char((0x55798e5fad60), 'L')
   Exit: (232) [system] get_char((0x55798e5fad60), 'L')
   Call: (232) [system] 'L'=(\)
   Fail: (232) [system] 'L'=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _446518)
   Call: (233) [system] peek_char((0x55798e5fad60), _447452)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_452172, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_453104, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _460454)
   Call: (234) [system] peek_char((0x55798e5fad60), _461388)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_466108, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_467040, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _474390)
   Call: (235) [system] peek_char((0x55798e5fad60), _475324)
   Exit: (235) [system] peek_char((0x55798e5fad60), k)
^  Call: (235) [user] is_delimiter(k)
   Call: (236) [system] char_type(k, space)
   Fail: (236) [system] char_type(k, space)
   Call: (236) [system] arg(_480044, v('(', ')', end_of_file), k)
   Fail: (236) [system] arg(_480976, v('(', ')', end_of_file), k)
^  Fail: (235) [user] is_delimiter(k)
   Call: (235) [system] ')'==k
   Fail: (235) [system] ')'==k
   Call: (235) [system] get_char((0x55798e5fad60), k)
   Exit: (235) [system] get_char((0x55798e5fad60), k)
   Call: (235) [system] k=(\)
   Fail: (235) [system] k=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _488326)
   Call: (236) [system] peek_char((0x55798e5fad60), _489260)
   Exit: (236) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _488326=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (235) [system] _474390=[k]
   Exit: (235) [system] [k]=[k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (234) [system] _460454=[n, k]
   Exit: (234) [system] [n, k]=[n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (233) [system] _446518=[i, n, k]
   Exit: (233) [system] [i, n, k]=[i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (232) [system] _432582=['L', i, n, k]
   Exit: (232) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (231) [system] _418646=[d, 'L', i, n, k]
   Exit: (231) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (230) [system] _404710=[n, d, 'L', i, n, k]
   Exit: (230) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (229) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _371056)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_515334, _515336), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _371056), _515310, fail)), '$restore_trace'(_515334, _515336))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_515334, _515336))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _371056), _515310, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_371056)
   Fail: (230) [system] atomic(_371056)
   Call: (230) [system] atom_chars(_371056, ['A', n, d, 'L', i, n, k])
   Exit: (230) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (229) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _524710)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _526568)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _534306)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _537010)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'=(;)
   Fail: (230) [system] 'A'=(;)
^  Call: (230) [user] is_like_space('A')
   Call: (231) [system] char_type('A', 'white')
   Fail: (231) [system] char_type('A', 'white')
   Call: (231) [system] char_type('A', end_of_line)
   Fail: (231) [system] char_type('A', end_of_line)
   Call: (231) [system] char_type('A', space)
   Fail: (231) [system] char_type('A', space)
   Call: (231) [system] char_type('A', cntrl)
   Fail: (231) [system] char_type('A', cntrl)
^  Fail: (230) [user] is_like_space('A')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _552088)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=')'
   Fail: (228) [system] 'A'=')'
   Call: (228) [system] 'A'=end_of_file
   Fail: (228) [system] 'A'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _557658)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _559516)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'=(;)
   Fail: (230) [system] 'A'=(;)
^  Call: (230) [user] is_like_space('A')
   Call: (231) [system] char_type('A', 'white')
   Fail: (231) [system] char_type('A', 'white')
   Call: (231) [system] char_type('A', end_of_line)
   Fail: (231) [system] char_type('A', end_of_line)
   Call: (231) [system] char_type('A', space)
   Fail: (231) [system] char_type('A', space)
   Call: (231) [system] char_type('A', cntrl)
   Fail: (231) [system] char_type('A', cntrl)
^  Fail: (230) [user] is_like_space('A')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _573670)
   Exit: (229) [system] get_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'='('
   Fail: (229) [system] 'A'='('
   Call: (229) [system] 'A'='['
   Fail: (229) [system] 'A'='['
   Call: (229) [system] 'A'='{'
   Fail: (229) [system] 'A'='{'
   Call: (229) [system] 'A'='"'
   Fail: (229) [system] 'A'='"'
   Call: (229) [system] 'A'=!
   Fail: (229) [system] 'A'=!
   Call: (229) [system] 'A'='\''
   Fail: (229) [system] 'A'='\''
   Call: (229) [system] 'A'='`'
   Fail: (229) [system] 'A'='`'
   Call: (229) [system] 'A'=end_of_file
   Fail: (229) [system] 'A'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'A', _557658)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _591312)
   Call: (231) [system] peek_char((0x55798e5fad60), _592246)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _591312=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (230) [user] classify_and_convert_charseq('A', [], _557658)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_601556, _601558), once(user:catch(read_from_chars(['A'], _557658), _601532, fail)), '$restore_trace'(_601556, _601558))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_601556, _601558))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _557658), _601532, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_557658)
   Fail: (231) [system] atomic(_557658)
   Call: (231) [system] atom_chars(_557658, ['A'])
   Exit: (231) [system] atom_chars('A', ['A'])
^  Exit: (230) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _610932)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _612790)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _620528)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _623232)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'B')
   Call: (231) [system] 'B'=(;)
   Fail: (231) [system] 'B'=(;)
^  Call: (231) [user] is_like_space('B')
   Call: (232) [system] char_type('B', 'white')
   Fail: (232) [system] char_type('B', 'white')
   Call: (232) [system] char_type('B', end_of_line)
   Fail: (232) [system] char_type('B', end_of_line)
   Call: (232) [system] char_type('B', space)
   Fail: (232) [system] char_type('B', space)
   Call: (232) [system] char_type('B', cntrl)
   Fail: (232) [system] char_type('B', cntrl)
^  Fail: (231) [user] is_like_space('B')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _638310)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'B')
   Call: (229) [system] 'B'=')'
   Fail: (229) [system] 'B'=')'
   Call: (229) [system] 'B'=end_of_file
   Fail: (229) [system] 'B'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _643880)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _645738)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'B')
   Call: (231) [system] 'B'=(;)
   Fail: (231) [system] 'B'=(;)
^  Call: (231) [user] is_like_space('B')
   Call: (232) [system] char_type('B', 'white')
   Fail: (232) [system] char_type('B', 'white')
   Call: (232) [system] char_type('B', end_of_line)
   Fail: (232) [system] char_type('B', end_of_line)
   Call: (232) [system] char_type('B', space)
   Fail: (232) [system] char_type('B', space)
   Call: (232) [system] char_type('B', cntrl)
   Fail: (232) [system] char_type('B', cntrl)
^  Fail: (231) [user] is_like_space('B')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _659892)
   Exit: (230) [system] get_char((0x55798e5fad60), 'B')
   Call: (230) [system] 'B'='('
   Fail: (230) [system] 'B'='('
   Call: (230) [system] 'B'='['
   Fail: (230) [system] 'B'='['
   Call: (230) [system] 'B'='{'
   Fail: (230) [system] 'B'='{'
   Call: (230) [system] 'B'='"'
   Fail: (230) [system] 'B'='"'
   Call: (230) [system] 'B'=!
   Fail: (230) [system] 'B'=!
   Call: (230) [system] 'B'='\''
   Fail: (230) [system] 'B'='\''
   Call: (230) [system] 'B'='`'
   Fail: (230) [system] 'B'='`'
   Call: (230) [system] 'B'=end_of_file
   Fail: (230) [system] 'B'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'B', _643880)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _677534)
   Call: (232) [system] peek_char((0x55798e5fad60), _678468)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
^  Call: (232) [user] is_delimiter(')')
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] arg(_683188, v('(', ')', end_of_file), ')')
   Exit: (233) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (232) [user] is_delimiter(')')
   Call: (232) [system] _677534=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (231) [user] classify_and_convert_charseq('B', [], _643880)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_689650, _689652), once(user:catch(read_from_chars(['B'], _643880), _689626, fail)), '$restore_trace'(_689650, _689652))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_689650, _689652))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _643880), _689626, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_643880)
   Fail: (232) [system] atomic(_643880)
   Call: (232) [system] atom_chars(_643880, ['B'])
   Exit: (232) [system] atom_chars('B', ['B'])
^  Exit: (231) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _699026)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _700884)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=(;)
   Fail: (231) [system] ')'=(;)
^  Call: (231) [user] is_like_space(')')
   Call: (232) [system] char_type(')', 'white')
   Fail: (232) [system] char_type(')', 'white')
   Call: (232) [system] char_type(')', end_of_line)
   Fail: (232) [system] char_type(')', end_of_line)
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] char_type(')', cntrl)
   Fail: (232) [system] char_type(')', cntrl)
^  Fail: (231) [user] is_like_space(')')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _715038)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=')'
   Exit: (230) [system] ')'=')'
   Call: (230) [system] get_char((0x55798e5fad60), _718828)
   Exit: (230) [system] get_char((0x55798e5fad60), ')')
   Call: (230) [system] _699026=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), [])
   Call: (229) [system] _610932=['B']
   Exit: (229) [system] ['B']=['B']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (228) [system] _524710=['A', 'B']
   Exit: (228) [system] ['A', 'B']=['A', 'B']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (227) [system] _329750=['AndLink', 'A', 'B']
   Exit: (227) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _732710)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _734568)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _742306)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _745010)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'C')
   Call: (228) [system] 'C'=(;)
   Fail: (228) [system] 'C'=(;)
^  Call: (228) [user] is_like_space('C')
   Call: (229) [system] char_type('C', 'white')
   Fail: (229) [system] char_type('C', 'white')
   Call: (229) [system] char_type('C', end_of_line)
   Fail: (229) [system] char_type('C', end_of_line)
   Call: (229) [system] char_type('C', space)
   Fail: (229) [system] char_type('C', space)
   Call: (229) [system] char_type('C', cntrl)
   Fail: (229) [system] char_type('C', cntrl)
^  Fail: (228) [user] is_like_space('C')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _760088)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'C')
   Call: (226) [system] 'C'=')'
   Fail: (226) [system] 'C'=')'
   Call: (226) [system] 'C'=end_of_file
   Fail: (226) [system] 'C'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _765658)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _767516)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'C')
   Call: (228) [system] 'C'=(;)
   Fail: (228) [system] 'C'=(;)
^  Call: (228) [user] is_like_space('C')
   Call: (229) [system] char_type('C', 'white')
   Fail: (229) [system] char_type('C', 'white')
   Call: (229) [system] char_type('C', end_of_line)
   Fail: (229) [system] char_type('C', end_of_line)
   Call: (229) [system] char_type('C', space)
   Fail: (229) [system] char_type('C', space)
   Call: (229) [system] char_type('C', cntrl)
   Fail: (229) [system] char_type('C', cntrl)
^  Fail: (228) [user] is_like_space('C')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _781670)
   Exit: (227) [system] get_char((0x55798e5fad60), 'C')
   Call: (227) [system] 'C'='('
   Fail: (227) [system] 'C'='('
   Call: (227) [system] 'C'='['
   Fail: (227) [system] 'C'='['
   Call: (227) [system] 'C'='{'
   Fail: (227) [system] 'C'='{'
   Call: (227) [system] 'C'='"'
   Fail: (227) [system] 'C'='"'
   Call: (227) [system] 'C'=!
   Fail: (227) [system] 'C'=!
   Call: (227) [system] 'C'='\''
   Fail: (227) [system] 'C'='\''
   Call: (227) [system] 'C'='`'
   Fail: (227) [system] 'C'='`'
   Call: (227) [system] 'C'=end_of_file
   Fail: (227) [system] 'C'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'C', _765658)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _799312)
   Call: (229) [system] peek_char((0x55798e5fad60), _800246)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
^  Call: (229) [user] is_delimiter(')')
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] arg(_804966, v('(', ')', end_of_file), ')')
   Exit: (230) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (229) [user] is_delimiter(')')
   Call: (229) [system] _799312=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (228) [user] classify_and_convert_charseq('C', [], _765658)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_811428, _811430), once(user:catch(read_from_chars(['C'], _765658), _811404, fail)), '$restore_trace'(_811428, _811430))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_811428, _811430))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _765658), _811404, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_765658)
   Fail: (229) [system] atomic(_765658)
   Call: (229) [system] atom_chars(_765658, ['C'])
   Exit: (229) [system] atom_chars('C', ['C'])
^  Exit: (228) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _820804)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _822662)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _836816)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55798e5fad60), _840606)
   Exit: (227) [system] get_char((0x55798e5fad60), ')')
   Call: (227) [system] _820804=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [])
   Call: (226) [system] _732710=['C']
   Exit: (226) [system] ['C']=['C']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (225) [system] _296802=[['AndLink', 'A', 'B'], 'C']
   Exit: (225) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (224) [system] _34922=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (224) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _854488)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _856346)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _864084)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _866788)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _881866)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=')'
   Fail: (223) [system] '('=')'
   Call: (223) [system] '('=end_of_file
   Fail: (223) [system] '('=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _887436)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _889294)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _903448)
   Exit: (224) [system] get_char((0x55798e5fad60), '(')
   Call: (224) [system] '('='('
   Exit: (224) [system] '('='('
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _887436)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _909018)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'O')
   Call: (226) [system] 'O'=(;)
   Fail: (226) [system] 'O'=(;)
^  Call: (226) [user] is_like_space('O')
   Call: (227) [system] char_type('O', 'white')
   Fail: (227) [system] char_type('O', 'white')
   Call: (227) [system] char_type('O', end_of_line)
   Fail: (227) [system] char_type('O', end_of_line)
   Call: (227) [system] char_type('O', space)
   Fail: (227) [system] char_type('O', space)
   Call: (227) [system] char_type('O', cntrl)
   Fail: (227) [system] char_type('O', cntrl)
^  Fail: (226) [user] is_like_space('O')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _923172)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'O')
   Call: (225) [system] 'O'=')'
   Fail: (225) [system] 'O'=')'
   Call: (225) [system] 'O'=end_of_file
   Fail: (225) [system] 'O'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _928742)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _930600)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'O')
   Call: (227) [system] 'O'=(;)
   Fail: (227) [system] 'O'=(;)
^  Call: (227) [user] is_like_space('O')
   Call: (228) [system] char_type('O', 'white')
   Fail: (228) [system] char_type('O', 'white')
   Call: (228) [system] char_type('O', end_of_line)
   Fail: (228) [system] char_type('O', end_of_line)
   Call: (228) [system] char_type('O', space)
   Fail: (228) [system] char_type('O', space)
   Call: (228) [system] char_type('O', cntrl)
   Fail: (228) [system] char_type('O', cntrl)
^  Fail: (227) [user] is_like_space('O')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _944754)
   Exit: (226) [system] get_char((0x55798e5fad60), 'O')
   Call: (226) [system] 'O'='('
   Fail: (226) [system] 'O'='('
   Call: (226) [system] 'O'='['
   Fail: (226) [system] 'O'='['
   Call: (226) [system] 'O'='{'
   Fail: (226) [system] 'O'='{'
   Call: (226) [system] 'O'='"'
   Fail: (226) [system] 'O'='"'
   Call: (226) [system] 'O'=!
   Fail: (226) [system] 'O'=!
   Call: (226) [system] 'O'='\''
   Fail: (226) [system] 'O'='\''
   Call: (226) [system] 'O'='`'
   Fail: (226) [system] 'O'='`'
   Call: (226) [system] 'O'=end_of_file
   Fail: (226) [system] 'O'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'O', _928742)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _962396)
   Call: (228) [system] peek_char((0x55798e5fad60), _963330)
   Exit: (228) [system] peek_char((0x55798e5fad60), r)
^  Call: (228) [user] is_delimiter(r)
   Call: (229) [system] char_type(r, space)
   Fail: (229) [system] char_type(r, space)
   Call: (229) [system] arg(_968050, v('(', ')', end_of_file), r)
   Fail: (229) [system] arg(_968982, v('(', ')', end_of_file), r)
^  Fail: (228) [user] is_delimiter(r)
   Call: (228) [system] ')'==r
   Fail: (228) [system] ')'==r
   Call: (228) [system] get_char((0x55798e5fad60), r)
   Exit: (228) [system] get_char((0x55798e5fad60), r)
   Call: (228) [system] r=(\)
   Fail: (228) [system] r=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _976332)
   Call: (229) [system] peek_char((0x55798e5fad60), _977266)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (229) [user] is_delimiter('L')
   Call: (230) [system] char_type('L', space)
   Fail: (230) [system] char_type('L', space)
   Call: (230) [system] arg(_981986, v('(', ')', end_of_file), 'L')
   Fail: (230) [system] arg(_982918, v('(', ')', end_of_file), 'L')
^  Fail: (229) [user] is_delimiter('L')
   Call: (229) [system] ')'=='L'
   Fail: (229) [system] ')'=='L'
   Call: (229) [system] get_char((0x55798e5fad60), 'L')
   Exit: (229) [system] get_char((0x55798e5fad60), 'L')
   Call: (229) [system] 'L'=(\)
   Fail: (229) [system] 'L'=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _990268)
   Call: (230) [system] peek_char((0x55798e5fad60), _991202)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_995922, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_996854, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1004204)
   Call: (231) [system] peek_char((0x55798e5fad60), _1005138)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1009858, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1010790, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1018140)
   Call: (232) [system] peek_char((0x55798e5fad60), _1019074)
   Exit: (232) [system] peek_char((0x55798e5fad60), k)
^  Call: (232) [user] is_delimiter(k)
   Call: (233) [system] char_type(k, space)
   Fail: (233) [system] char_type(k, space)
   Call: (233) [system] arg(_1023794, v('(', ')', end_of_file), k)
   Fail: (233) [system] arg(_1024726, v('(', ')', end_of_file), k)
^  Fail: (232) [user] is_delimiter(k)
   Call: (232) [system] ')'==k
   Fail: (232) [system] ')'==k
   Call: (232) [system] get_char((0x55798e5fad60), k)
   Exit: (232) [system] get_char((0x55798e5fad60), k)
   Call: (232) [system] k=(\)
   Fail: (232) [system] k=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1032076)
   Call: (233) [system] peek_char((0x55798e5fad60), _1033010)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _1032076=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (232) [system] _1018140=[k]
   Exit: (232) [system] [k]=[k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (231) [system] _1004204=[n, k]
   Exit: (231) [system] [n, k]=[n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (230) [system] _990268=[i, n, k]
   Exit: (230) [system] [i, n, k]=[i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (229) [system] _976332=['L', i, n, k]
   Exit: (229) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (228) [system] _962396=[r, 'L', i, n, k]
   Exit: (228) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (227) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _928742)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1056290, _1056292), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _928742), _1056266, fail)), '$restore_trace'(_1056290, _1056292))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1056290, _1056292))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _928742), _1056266, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_928742)
   Fail: (228) [system] atomic(_928742)
   Call: (228) [system] atom_chars(_928742, ['O', r, 'L', i, n, k])
   Exit: (228) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (227) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1065666)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1067524)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _1075262)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1077966)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=(;)
   Fail: (228) [system] 'A'=(;)
^  Call: (228) [user] is_like_space('A')
   Call: (229) [system] char_type('A', 'white')
   Fail: (229) [system] char_type('A', 'white')
   Call: (229) [system] char_type('A', end_of_line)
   Fail: (229) [system] char_type('A', end_of_line)
   Call: (229) [system] char_type('A', space)
   Fail: (229) [system] char_type('A', space)
   Call: (229) [system] char_type('A', cntrl)
   Fail: (229) [system] char_type('A', cntrl)
^  Fail: (228) [user] is_like_space('A')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1093044)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'A')
   Call: (226) [system] 'A'=')'
   Fail: (226) [system] 'A'=')'
   Call: (226) [system] 'A'=end_of_file
   Fail: (226) [system] 'A'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _1098614)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1100472)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=(;)
   Fail: (228) [system] 'A'=(;)
^  Call: (228) [user] is_like_space('A')
   Call: (229) [system] char_type('A', 'white')
   Fail: (229) [system] char_type('A', 'white')
   Call: (229) [system] char_type('A', end_of_line)
   Fail: (229) [system] char_type('A', end_of_line)
   Call: (229) [system] char_type('A', space)
   Fail: (229) [system] char_type('A', space)
   Call: (229) [system] char_type('A', cntrl)
   Fail: (229) [system] char_type('A', cntrl)
^  Fail: (228) [user] is_like_space('A')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _1114626)
   Exit: (227) [system] get_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'='('
   Fail: (227) [system] 'A'='('
   Call: (227) [system] 'A'='['
   Fail: (227) [system] 'A'='['
   Call: (227) [system] 'A'='{'
   Fail: (227) [system] 'A'='{'
   Call: (227) [system] 'A'='"'
   Fail: (227) [system] 'A'='"'
   Call: (227) [system] 'A'=!
   Fail: (227) [system] 'A'=!
   Call: (227) [system] 'A'='\''
   Fail: (227) [system] 'A'='\''
   Call: (227) [system] 'A'='`'
   Fail: (227) [system] 'A'='`'
   Call: (227) [system] 'A'=end_of_file
   Fail: (227) [system] 'A'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1098614)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1132268)
   Call: (229) [system] peek_char((0x55798e5fad60), _1133202)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _1132268=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (228) [user] classify_and_convert_charseq('A', [], _1098614)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1142512, _1142514), once(user:catch(read_from_chars(['A'], _1098614), _1142488, fail)), '$restore_trace'(_1142512, _1142514))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1142512, _1142514))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1098614), _1142488, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_1098614)
   Fail: (229) [system] atomic(_1098614)
   Call: (229) [system] atom_chars(_1098614, ['A'])
   Exit: (229) [system] atom_chars('A', ['A'])
^  Exit: (228) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1151888)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1153746)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _1161484)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1164188)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1179266)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=')'
   Fail: (227) [system] '('=')'
   Call: (227) [system] '('=end_of_file
   Fail: (227) [system] '('=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _1184836)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1186694)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _1200848)
   Exit: (228) [system] get_char((0x55798e5fad60), '(')
   Call: (228) [system] '('='('
   Exit: (228) [system] '('='('
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1184836)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1206418)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'I')
   Call: (230) [system] 'I'=(;)
   Fail: (230) [system] 'I'=(;)
^  Call: (230) [user] is_like_space('I')
   Call: (231) [system] char_type('I', 'white')
   Fail: (231) [system] char_type('I', 'white')
   Call: (231) [system] char_type('I', end_of_line)
   Fail: (231) [system] char_type('I', end_of_line)
   Call: (231) [system] char_type('I', space)
   Fail: (231) [system] char_type('I', space)
   Call: (231) [system] char_type('I', cntrl)
   Fail: (231) [system] char_type('I', cntrl)
^  Fail: (230) [user] is_like_space('I')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1220572)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'I')
   Call: (229) [system] 'I'=')'
   Fail: (229) [system] 'I'=')'
   Call: (229) [system] 'I'=end_of_file
   Fail: (229) [system] 'I'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _1226142)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1228000)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'I')
   Call: (231) [system] 'I'=(;)
   Fail: (231) [system] 'I'=(;)
^  Call: (231) [user] is_like_space('I')
   Call: (232) [system] char_type('I', 'white')
   Fail: (232) [system] char_type('I', 'white')
   Call: (232) [system] char_type('I', end_of_line)
   Fail: (232) [system] char_type('I', end_of_line)
   Call: (232) [system] char_type('I', space)
   Fail: (232) [system] char_type('I', space)
   Call: (232) [system] char_type('I', cntrl)
   Fail: (232) [system] char_type('I', cntrl)
^  Fail: (231) [user] is_like_space('I')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _1242154)
   Exit: (230) [system] get_char((0x55798e5fad60), 'I')
   Call: (230) [system] 'I'='('
   Fail: (230) [system] 'I'='('
   Call: (230) [system] 'I'='['
   Fail: (230) [system] 'I'='['
   Call: (230) [system] 'I'='{'
   Fail: (230) [system] 'I'='{'
   Call: (230) [system] 'I'='"'
   Fail: (230) [system] 'I'='"'
   Call: (230) [system] 'I'=!
   Fail: (230) [system] 'I'=!
   Call: (230) [system] 'I'='\''
   Fail: (230) [system] 'I'='\''
   Call: (230) [system] 'I'='`'
   Fail: (230) [system] 'I'='`'
   Call: (230) [system] 'I'=end_of_file
   Fail: (230) [system] 'I'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1226142)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1259796)
   Call: (232) [system] peek_char((0x55798e5fad60), _1260730)
   Exit: (232) [system] peek_char((0x55798e5fad60), m)
^  Call: (232) [user] is_delimiter(m)
   Call: (233) [system] char_type(m, space)
   Fail: (233) [system] char_type(m, space)
   Call: (233) [system] arg(_1265450, v('(', ')', end_of_file), m)
   Fail: (233) [system] arg(_1266382, v('(', ')', end_of_file), m)
^  Fail: (232) [user] is_delimiter(m)
   Call: (232) [system] ')'==m
   Fail: (232) [system] ')'==m
   Call: (232) [system] get_char((0x55798e5fad60), m)
   Exit: (232) [system] get_char((0x55798e5fad60), m)
   Call: (232) [system] m=(\)
   Fail: (232) [system] m=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1273732)
   Call: (233) [system] peek_char((0x55798e5fad60), _1274666)
   Exit: (233) [system] peek_char((0x55798e5fad60), p)
^  Call: (233) [user] is_delimiter(p)
   Call: (234) [system] char_type(p, space)
   Fail: (234) [system] char_type(p, space)
   Call: (234) [system] arg(_1279386, v('(', ')', end_of_file), p)
   Fail: (234) [system] arg(_1280318, v('(', ')', end_of_file), p)
^  Fail: (233) [user] is_delimiter(p)
   Call: (233) [system] ')'==p
   Fail: (233) [system] ')'==p
   Call: (233) [system] get_char((0x55798e5fad60), p)
   Exit: (233) [system] get_char((0x55798e5fad60), p)
   Call: (233) [system] p=(\)
   Fail: (233) [system] p=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1287668)
   Call: (234) [system] peek_char((0x55798e5fad60), _1288602)
   Exit: (234) [system] peek_char((0x55798e5fad60), l)
^  Call: (234) [user] is_delimiter(l)
   Call: (235) [system] char_type(l, space)
   Fail: (235) [system] char_type(l, space)
   Call: (235) [system] arg(_1293322, v('(', ')', end_of_file), l)
   Fail: (235) [system] arg(_1294254, v('(', ')', end_of_file), l)
^  Fail: (234) [user] is_delimiter(l)
   Call: (234) [system] ')'==l
   Fail: (234) [system] ')'==l
   Call: (234) [system] get_char((0x55798e5fad60), l)
   Exit: (234) [system] get_char((0x55798e5fad60), l)
   Call: (234) [system] l=(\)
   Fail: (234) [system] l=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1301604)
   Call: (235) [system] peek_char((0x55798e5fad60), _1302538)
   Exit: (235) [system] peek_char((0x55798e5fad60), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_1307258, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_1308190, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55798e5fad60), i)
   Exit: (235) [system] get_char((0x55798e5fad60), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1315540)
   Call: (236) [system] peek_char((0x55798e5fad60), _1316474)
   Exit: (236) [system] peek_char((0x55798e5fad60), c)
^  Call: (236) [user] is_delimiter(c)
   Call: (237) [system] char_type(c, space)
   Fail: (237) [system] char_type(c, space)
   Call: (237) [system] arg(_1321194, v('(', ')', end_of_file), c)
   Fail: (237) [system] arg(_1322126, v('(', ')', end_of_file), c)
^  Fail: (236) [user] is_delimiter(c)
   Call: (236) [system] ')'==c
   Fail: (236) [system] ')'==c
   Call: (236) [system] get_char((0x55798e5fad60), c)
   Exit: (236) [system] get_char((0x55798e5fad60), c)
   Call: (236) [system] c=(\)
   Fail: (236) [system] c=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1329476)
   Call: (237) [system] peek_char((0x55798e5fad60), _1330410)
   Exit: (237) [system] peek_char((0x55798e5fad60), a)
^  Call: (237) [user] is_delimiter(a)
   Call: (238) [system] char_type(a, space)
   Fail: (238) [system] char_type(a, space)
   Call: (238) [system] arg(_1335130, v('(', ')', end_of_file), a)
   Fail: (238) [system] arg(_1336062, v('(', ')', end_of_file), a)
^  Fail: (237) [user] is_delimiter(a)
   Call: (237) [system] ')'==a
   Fail: (237) [system] ')'==a
   Call: (237) [system] get_char((0x55798e5fad60), a)
   Exit: (237) [system] get_char((0x55798e5fad60), a)
   Call: (237) [system] a=(\)
   Fail: (237) [system] a=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1343412)
   Call: (238) [system] peek_char((0x55798e5fad60), _1344346)
   Exit: (238) [system] peek_char((0x55798e5fad60), t)
^  Call: (238) [user] is_delimiter(t)
   Call: (239) [system] char_type(t, space)
   Fail: (239) [system] char_type(t, space)
   Call: (239) [system] arg(_1349066, v('(', ')', end_of_file), t)
   Fail: (239) [system] arg(_1349998, v('(', ')', end_of_file), t)
^  Fail: (238) [user] is_delimiter(t)
   Call: (238) [system] ')'==t
   Fail: (238) [system] ')'==t
   Call: (238) [system] get_char((0x55798e5fad60), t)
   Exit: (238) [system] get_char((0x55798e5fad60), t)
   Call: (238) [system] t=(\)
   Fail: (238) [system] t=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1357348)
   Call: (239) [system] peek_char((0x55798e5fad60), _1358282)
   Exit: (239) [system] peek_char((0x55798e5fad60), i)
^  Call: (239) [user] is_delimiter(i)
   Call: (240) [system] char_type(i, space)
   Fail: (240) [system] char_type(i, space)
   Call: (240) [system] arg(_1363002, v('(', ')', end_of_file), i)
   Fail: (240) [system] arg(_1363934, v('(', ')', end_of_file), i)
^  Fail: (239) [user] is_delimiter(i)
   Call: (239) [system] ')'==i
   Fail: (239) [system] ')'==i
   Call: (239) [system] get_char((0x55798e5fad60), i)
   Exit: (239) [system] get_char((0x55798e5fad60), i)
   Call: (239) [system] i=(\)
   Fail: (239) [system] i=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1371284)
   Call: (240) [system] peek_char((0x55798e5fad60), _1372218)
   Exit: (240) [system] peek_char((0x55798e5fad60), o)
^  Call: (240) [user] is_delimiter(o)
   Call: (241) [system] char_type(o, space)
   Fail: (241) [system] char_type(o, space)
   Call: (241) [system] arg(_1376938, v('(', ')', end_of_file), o)
   Fail: (241) [system] arg(_1377870, v('(', ')', end_of_file), o)
^  Fail: (240) [user] is_delimiter(o)
   Call: (240) [system] ')'==o
   Fail: (240) [system] ')'==o
   Call: (240) [system] get_char((0x55798e5fad60), o)
   Exit: (240) [system] get_char((0x55798e5fad60), o)
   Call: (240) [system] o=(\)
   Fail: (240) [system] o=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1385220)
   Call: (241) [system] peek_char((0x55798e5fad60), _1386154)
   Exit: (241) [system] peek_char((0x55798e5fad60), n)
^  Call: (241) [user] is_delimiter(n)
   Call: (242) [system] char_type(n, space)
   Fail: (242) [system] char_type(n, space)
   Call: (242) [system] arg(_1390874, v('(', ')', end_of_file), n)
   Fail: (242) [system] arg(_1391806, v('(', ')', end_of_file), n)
^  Fail: (241) [user] is_delimiter(n)
   Call: (241) [system] ')'==n
   Fail: (241) [system] ')'==n
   Call: (241) [system] get_char((0x55798e5fad60), n)
   Exit: (241) [system] get_char((0x55798e5fad60), n)
   Call: (241) [system] n=(\)
   Fail: (241) [system] n=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1399156)
   Call: (242) [system] peek_char((0x55798e5fad60), _1400090)
   Exit: (242) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (242) [user] is_delimiter(' ')
   Call: (243) [system] char_type(' ', space)
   Exit: (243) [system] char_type(' ', space)
^  Exit: (242) [user] is_delimiter(' ')
   Call: (242) [system] _1399156=[]
   Exit: (242) [system] []=[]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (241) [system] _1385220=[n]
   Exit: (241) [system] [n]=[n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (240) [system] _1371284=[o, n]
   Exit: (240) [system] [o, n]=[o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (239) [system] _1357348=[i, o, n]
   Exit: (239) [system] [i, o, n]=[i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (238) [system] _1343412=[t, i, o, n]
   Exit: (238) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (237) [system] _1329476=[a, t, i, o, n]
   Exit: (237) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (236) [system] _1315540=[c, a, t, i, o, n]
   Exit: (236) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (235) [system] _1301604=[i, c, a, t, i, o, n]
   Exit: (235) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (234) [system] _1287668=[l, i, c, a, t, i, o, n]
   Exit: (234) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (233) [system] _1273732=[p, l, i, c, a, t, i, o, n]
   Exit: (233) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (232) [system] _1259796=[m, p, l, i, c, a, t, i, o, n]
   Exit: (232) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (231) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1226142)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_1437340, _1437342), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1226142), _1437316, fail)), '$restore_trace'(_1437340, _1437342))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_1437340, _1437342))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1226142), _1437316, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_1226142)
   Fail: (232) [system] atomic(_1226142)
   Call: (232) [system] atom_chars(_1226142, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (232) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (231) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _1446716)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1448574)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55798e5fad60), _1456312)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1459016)
   Exit: (232) [system] peek_char((0x55798e5fad60), '(')
   Call: (232) [system] '('=(;)
   Fail: (232) [system] '('=(;)
^  Call: (232) [user] is_like_space('(')
   Call: (233) [system] char_type('(', 'white')
   Fail: (233) [system] char_type('(', 'white')
   Call: (233) [system] char_type('(', end_of_line)
   Fail: (233) [system] char_type('(', end_of_line)
   Call: (233) [system] char_type('(', space)
   Fail: (233) [system] char_type('(', space)
   Call: (233) [system] char_type('(', cntrl)
   Fail: (233) [system] char_type('(', cntrl)
^  Fail: (232) [user] is_like_space('(')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1474094)
   Exit: (230) [system] peek_char((0x55798e5fad60), '(')
   Call: (230) [system] '('=')'
   Fail: (230) [system] '('=')'
   Call: (230) [system] '('=end_of_file
   Fail: (230) [system] '('=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _1479664)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1481522)
   Exit: (232) [system] peek_char((0x55798e5fad60), '(')
   Call: (232) [system] '('=(;)
   Fail: (232) [system] '('=(;)
^  Call: (232) [user] is_like_space('(')
   Call: (233) [system] char_type('(', 'white')
   Fail: (233) [system] char_type('(', 'white')
   Call: (233) [system] char_type('(', end_of_line)
   Fail: (233) [system] char_type('(', end_of_line)
   Call: (233) [system] char_type('(', space)
   Fail: (233) [system] char_type('(', space)
   Call: (233) [system] char_type('(', cntrl)
   Fail: (233) [system] char_type('(', cntrl)
^  Fail: (232) [user] is_like_space('(')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _1495676)
   Exit: (231) [system] get_char((0x55798e5fad60), '(')
   Call: (231) [system] '('='('
   Exit: (231) [system] '('='('
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _1479664)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1501246)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'A')
   Call: (233) [system] 'A'=(;)
   Fail: (233) [system] 'A'=(;)
^  Call: (233) [user] is_like_space('A')
   Call: (234) [system] char_type('A', 'white')
   Fail: (234) [system] char_type('A', 'white')
   Call: (234) [system] char_type('A', end_of_line)
   Fail: (234) [system] char_type('A', end_of_line)
   Call: (234) [system] char_type('A', space)
   Fail: (234) [system] char_type('A', space)
   Call: (234) [system] char_type('A', cntrl)
   Fail: (234) [system] char_type('A', cntrl)
^  Fail: (233) [user] is_like_space('A')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1515400)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'A')
   Call: (232) [system] 'A'=')'
   Fail: (232) [system] 'A'=')'
   Call: (232) [system] 'A'=end_of_file
   Fail: (232) [system] 'A'=end_of_file
^  Call: (232) [user] cont_sexpr(')', (0x55798e5fad60), _1520970)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _1522828)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'A')
   Call: (234) [system] 'A'=(;)
   Fail: (234) [system] 'A'=(;)
^  Call: (234) [user] is_like_space('A')
   Call: (235) [system] char_type('A', 'white')
   Fail: (235) [system] char_type('A', 'white')
   Call: (235) [system] char_type('A', end_of_line)
   Fail: (235) [system] char_type('A', end_of_line)
   Call: (235) [system] char_type('A', space)
   Fail: (235) [system] char_type('A', space)
   Call: (235) [system] char_type('A', cntrl)
   Fail: (235) [system] char_type('A', cntrl)
^  Fail: (234) [user] is_like_space('A')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] get_char((0x55798e5fad60), _1536982)
   Exit: (233) [system] get_char((0x55798e5fad60), 'A')
   Call: (233) [system] 'A'='('
   Fail: (233) [system] 'A'='('
   Call: (233) [system] 'A'='['
   Fail: (233) [system] 'A'='['
   Call: (233) [system] 'A'='{'
   Fail: (233) [system] 'A'='{'
   Call: (233) [system] 'A'='"'
   Fail: (233) [system] 'A'='"'
   Call: (233) [system] 'A'=!
   Fail: (233) [system] 'A'=!
   Call: (233) [system] 'A'='\''
   Fail: (233) [system] 'A'='\''
   Call: (233) [system] 'A'='`'
   Fail: (233) [system] 'A'='`'
   Call: (233) [system] 'A'=end_of_file
   Fail: (233) [system] 'A'=end_of_file
^  Call: (233) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1520970)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1554624)
   Call: (235) [system] peek_char((0x55798e5fad60), _1555558)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_1560278, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_1561210, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1568560)
   Call: (236) [system] peek_char((0x55798e5fad60), _1569494)
   Exit: (236) [system] peek_char((0x55798e5fad60), d)
^  Call: (236) [user] is_delimiter(d)
   Call: (237) [system] char_type(d, space)
   Fail: (237) [system] char_type(d, space)
   Call: (237) [system] arg(_1574214, v('(', ')', end_of_file), d)
   Fail: (237) [system] arg(_1575146, v('(', ')', end_of_file), d)
^  Fail: (236) [user] is_delimiter(d)
   Call: (236) [system] ')'==d
   Fail: (236) [system] ')'==d
   Call: (236) [system] get_char((0x55798e5fad60), d)
   Exit: (236) [system] get_char((0x55798e5fad60), d)
   Call: (236) [system] d=(\)
   Fail: (236) [system] d=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1582496)
   Call: (237) [system] peek_char((0x55798e5fad60), _1583430)
   Exit: (237) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (237) [user] is_delimiter('L')
   Call: (238) [system] char_type('L', space)
   Fail: (238) [system] char_type('L', space)
   Call: (238) [system] arg(_1588150, v('(', ')', end_of_file), 'L')
   Fail: (238) [system] arg(_1589082, v('(', ')', end_of_file), 'L')
^  Fail: (237) [user] is_delimiter('L')
   Call: (237) [system] ')'=='L'
   Fail: (237) [system] ')'=='L'
   Call: (237) [system] get_char((0x55798e5fad60), 'L')
   Exit: (237) [system] get_char((0x55798e5fad60), 'L')
   Call: (237) [system] 'L'=(\)
   Fail: (237) [system] 'L'=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1596432)
   Call: (238) [system] peek_char((0x55798e5fad60), _1597366)
   Exit: (238) [system] peek_char((0x55798e5fad60), i)
^  Call: (238) [user] is_delimiter(i)
   Call: (239) [system] char_type(i, space)
   Fail: (239) [system] char_type(i, space)
   Call: (239) [system] arg(_1602086, v('(', ')', end_of_file), i)
   Fail: (239) [system] arg(_1603018, v('(', ')', end_of_file), i)
^  Fail: (238) [user] is_delimiter(i)
   Call: (238) [system] ')'==i
   Fail: (238) [system] ')'==i
   Call: (238) [system] get_char((0x55798e5fad60), i)
   Exit: (238) [system] get_char((0x55798e5fad60), i)
   Call: (238) [system] i=(\)
   Fail: (238) [system] i=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1610368)
   Call: (239) [system] peek_char((0x55798e5fad60), _1611302)
   Exit: (239) [system] peek_char((0x55798e5fad60), n)
^  Call: (239) [user] is_delimiter(n)
   Call: (240) [system] char_type(n, space)
   Fail: (240) [system] char_type(n, space)
   Call: (240) [system] arg(_1616022, v('(', ')', end_of_file), n)
   Fail: (240) [system] arg(_1616954, v('(', ')', end_of_file), n)
^  Fail: (239) [user] is_delimiter(n)
   Call: (239) [system] ')'==n
   Fail: (239) [system] ')'==n
   Call: (239) [system] get_char((0x55798e5fad60), n)
   Exit: (239) [system] get_char((0x55798e5fad60), n)
   Call: (239) [system] n=(\)
   Fail: (239) [system] n=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1624304)
   Call: (240) [system] peek_char((0x55798e5fad60), _1625238)
   Exit: (240) [system] peek_char((0x55798e5fad60), k)
^  Call: (240) [user] is_delimiter(k)
   Call: (241) [system] char_type(k, space)
   Fail: (241) [system] char_type(k, space)
   Call: (241) [system] arg(_1629958, v('(', ')', end_of_file), k)
   Fail: (241) [system] arg(_1630890, v('(', ')', end_of_file), k)
^  Fail: (240) [user] is_delimiter(k)
   Call: (240) [system] ')'==k
   Fail: (240) [system] ')'==k
   Call: (240) [system] get_char((0x55798e5fad60), k)
   Exit: (240) [system] get_char((0x55798e5fad60), k)
   Call: (240) [system] k=(\)
   Fail: (240) [system] k=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1638240)
   Call: (241) [system] peek_char((0x55798e5fad60), _1639174)
   Exit: (241) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (241) [user] is_delimiter(' ')
   Call: (242) [system] char_type(' ', space)
   Exit: (242) [system] char_type(' ', space)
^  Exit: (241) [user] is_delimiter(' ')
   Call: (241) [system] _1638240=[]
   Exit: (241) [system] []=[]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (240) [system] _1624304=[k]
   Exit: (240) [system] [k]=[k]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (239) [system] _1610368=[n, k]
   Exit: (239) [system] [n, k]=[n, k]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (238) [system] _1596432=[i, n, k]
   Exit: (238) [system] [i, n, k]=[i, n, k]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (237) [system] _1582496=['L', i, n, k]
   Exit: (237) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (236) [system] _1568560=[d, 'L', i, n, k]
   Exit: (236) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (235) [system] _1554624=[n, d, 'L', i, n, k]
   Exit: (235) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (234) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _1520970)
^  Call: (236) [system] setup_call_cleanup('$notrace'(_1665248, _1665250), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1520970), _1665224, fail)), '$restore_trace'(_1665248, _1665250))
^  Call: (237) [system] sig_atomic(system:'$notrace'(_1665248, _1665250))
^  Exit: (236) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _1520970), _1665224, fail)), system:'$restore_trace'(3, -1))
   Call: (235) [system] atomic(_1520970)
   Fail: (235) [system] atomic(_1520970)
   Call: (235) [system] atom_chars(_1520970, ['A', n, d, 'L', i, n, k])
   Exit: (235) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (234) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (233) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (232) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (232) [user] read_list(')', (0x55798e5fad60), _1674624)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _1676482)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
   Call: (234) [system] ' '=(;)
   Fail: (234) [system] ' '=(;)
^  Call: (234) [user] is_like_space(' ')
   Call: (235) [system] char_type(' ', 'white')
   Exit: (235) [system] char_type(' ', 'white')
^  Exit: (234) [user] is_like_space(' ')
   Call: (234) [system] get_char((0x55798e5fad60), _1684220)
   Exit: (234) [system] get_char((0x55798e5fad60), ' ')
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _1686924)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'A')
   Call: (235) [system] 'A'=(;)
   Fail: (235) [system] 'A'=(;)
^  Call: (235) [user] is_like_space('A')
   Call: (236) [system] char_type('A', 'white')
   Fail: (236) [system] char_type('A', 'white')
   Call: (236) [system] char_type('A', end_of_line)
   Fail: (236) [system] char_type('A', end_of_line)
   Call: (236) [system] char_type('A', space)
   Fail: (236) [system] char_type('A', space)
   Call: (236) [system] char_type('A', cntrl)
   Fail: (236) [system] char_type('A', cntrl)
^  Fail: (235) [user] is_like_space('A')
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1702002)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'A')
   Call: (233) [system] 'A'=')'
   Fail: (233) [system] 'A'=')'
   Call: (233) [system] 'A'=end_of_file
   Fail: (233) [system] 'A'=end_of_file
^  Call: (233) [user] cont_sexpr(')', (0x55798e5fad60), _1707572)
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _1709430)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'A')
   Call: (235) [system] 'A'=(;)
   Fail: (235) [system] 'A'=(;)
^  Call: (235) [user] is_like_space('A')
   Call: (236) [system] char_type('A', 'white')
   Fail: (236) [system] char_type('A', 'white')
   Call: (236) [system] char_type('A', end_of_line)
   Fail: (236) [system] char_type('A', end_of_line)
   Call: (236) [system] char_type('A', space)
   Fail: (236) [system] char_type('A', space)
   Call: (236) [system] char_type('A', cntrl)
   Fail: (236) [system] char_type('A', cntrl)
^  Fail: (235) [user] is_like_space('A')
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] get_char((0x55798e5fad60), _1723584)
   Exit: (234) [system] get_char((0x55798e5fad60), 'A')
   Call: (234) [system] 'A'='('
   Fail: (234) [system] 'A'='('
   Call: (234) [system] 'A'='['
   Fail: (234) [system] 'A'='['
   Call: (234) [system] 'A'='{'
   Fail: (234) [system] 'A'='{'
   Call: (234) [system] 'A'='"'
   Fail: (234) [system] 'A'='"'
   Call: (234) [system] 'A'=!
   Fail: (234) [system] 'A'=!
   Call: (234) [system] 'A'='\''
   Fail: (234) [system] 'A'='\''
   Call: (234) [system] 'A'='`'
   Fail: (234) [system] 'A'='`'
   Call: (234) [system] 'A'=end_of_file
   Fail: (234) [system] 'A'=end_of_file
^  Call: (234) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1707572)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1741226)
   Call: (236) [system] peek_char((0x55798e5fad60), _1742160)
   Exit: (236) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _1741226=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (235) [user] classify_and_convert_charseq('A', [], _1707572)
^  Call: (237) [system] setup_call_cleanup('$notrace'(_1751470, _1751472), once(user:catch(read_from_chars(['A'], _1707572), _1751446, fail)), '$restore_trace'(_1751470, _1751472))
^  Call: (238) [system] sig_atomic(system:'$notrace'(_1751470, _1751472))
^  Exit: (237) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1707572), _1751446, fail)), system:'$restore_trace'(3, -1))
   Call: (236) [system] atomic(_1707572)
   Fail: (236) [system] atomic(_1707572)
   Call: (236) [system] atom_chars(_1707572, ['A'])
   Exit: (236) [system] atom_chars('A', ['A'])
^  Exit: (235) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (234) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (233) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (233) [user] read_list(')', (0x55798e5fad60), _1760846)
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _1762704)
   Exit: (235) [system] peek_char((0x55798e5fad60), ' ')
   Call: (235) [system] ' '=(;)
   Fail: (235) [system] ' '=(;)
^  Call: (235) [user] is_like_space(' ')
   Call: (236) [system] char_type(' ', 'white')
   Exit: (236) [system] char_type(' ', 'white')
^  Exit: (235) [user] is_like_space(' ')
   Call: (235) [system] get_char((0x55798e5fad60), _1770442)
   Exit: (235) [system] get_char((0x55798e5fad60), ' ')
^  Call: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _1773146)
   Exit: (236) [system] peek_char((0x55798e5fad60), 'B')
   Call: (236) [system] 'B'=(;)
   Fail: (236) [system] 'B'=(;)
^  Call: (236) [user] is_like_space('B')
   Call: (237) [system] char_type('B', 'white')
   Fail: (237) [system] char_type('B', 'white')
   Call: (237) [system] char_type('B', end_of_line)
   Fail: (237) [system] char_type('B', end_of_line)
   Call: (237) [system] char_type('B', space)
   Fail: (237) [system] char_type('B', space)
   Call: (237) [system] char_type('B', cntrl)
   Fail: (237) [system] char_type('B', cntrl)
^  Fail: (236) [user] is_like_space('B')
^  Exit: (235) [user] skip_spaces((0x55798e5fad60))
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _1788224)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'B')
   Call: (234) [system] 'B'=')'
   Fail: (234) [system] 'B'=')'
   Call: (234) [system] 'B'=end_of_file
   Fail: (234) [system] 'B'=end_of_file
^  Call: (234) [user] cont_sexpr(')', (0x55798e5fad60), _1793794)
^  Call: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _1795652)
   Exit: (236) [system] peek_char((0x55798e5fad60), 'B')
   Call: (236) [system] 'B'=(;)
   Fail: (236) [system] 'B'=(;)
^  Call: (236) [user] is_like_space('B')
   Call: (237) [system] char_type('B', 'white')
   Fail: (237) [system] char_type('B', 'white')
   Call: (237) [system] char_type('B', end_of_line)
   Fail: (237) [system] char_type('B', end_of_line)
   Call: (237) [system] char_type('B', space)
   Fail: (237) [system] char_type('B', space)
   Call: (237) [system] char_type('B', cntrl)
   Fail: (237) [system] char_type('B', cntrl)
^  Fail: (236) [user] is_like_space('B')
^  Exit: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] get_char((0x55798e5fad60), _1809806)
   Exit: (235) [system] get_char((0x55798e5fad60), 'B')
   Call: (235) [system] 'B'='('
   Fail: (235) [system] 'B'='('
   Call: (235) [system] 'B'='['
   Fail: (235) [system] 'B'='['
   Call: (235) [system] 'B'='{'
   Fail: (235) [system] 'B'='{'
   Call: (235) [system] 'B'='"'
   Fail: (235) [system] 'B'='"'
   Call: (235) [system] 'B'=!
   Fail: (235) [system] 'B'=!
   Call: (235) [system] 'B'='\''
   Fail: (235) [system] 'B'='\''
   Call: (235) [system] 'B'='`'
   Fail: (235) [system] 'B'='`'
   Call: (235) [system] 'B'=end_of_file
   Fail: (235) [system] 'B'=end_of_file
^  Call: (235) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1793794)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1827448)
   Call: (237) [system] peek_char((0x55798e5fad60), _1828382)
   Exit: (237) [system] peek_char((0x55798e5fad60), ')')
^  Call: (237) [user] is_delimiter(')')
   Call: (238) [system] char_type(')', space)
   Fail: (238) [system] char_type(')', space)
   Call: (238) [system] arg(_1833102, v('(', ')', end_of_file), ')')
   Exit: (238) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (237) [user] is_delimiter(')')
   Call: (237) [system] _1827448=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (236) [user] classify_and_convert_charseq('B', [], _1793794)
^  Call: (238) [system] setup_call_cleanup('$notrace'(_1839564, _1839566), once(user:catch(read_from_chars(['B'], _1793794), _1839540, fail)), '$restore_trace'(_1839564, _1839566))
^  Call: (239) [system] sig_atomic(system:'$notrace'(_1839564, _1839566))
^  Exit: (238) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1793794), _1839540, fail)), system:'$restore_trace'(3, -1))
   Call: (237) [system] atomic(_1793794)
   Fail: (237) [system] atomic(_1793794)
   Call: (237) [system] atom_chars(_1793794, ['B'])
   Exit: (237) [system] atom_chars('B', ['B'])
^  Exit: (236) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (235) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (234) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (234) [user] read_list(')', (0x55798e5fad60), _1848940)
^  Call: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _1850798)
   Exit: (236) [system] peek_char((0x55798e5fad60), ')')
   Call: (236) [system] ')'=(;)
   Fail: (236) [system] ')'=(;)
^  Call: (236) [user] is_like_space(')')
   Call: (237) [system] char_type(')', 'white')
   Fail: (237) [system] char_type(')', 'white')
   Call: (237) [system] char_type(')', end_of_line)
   Fail: (237) [system] char_type(')', end_of_line)
   Call: (237) [system] char_type(')', space)
   Fail: (237) [system] char_type(')', space)
   Call: (237) [system] char_type(')', cntrl)
   Fail: (237) [system] char_type(')', cntrl)
^  Fail: (236) [user] is_like_space(')')
^  Exit: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _1864952)
   Exit: (235) [system] peek_char((0x55798e5fad60), ')')
   Call: (235) [system] ')'=')'
   Exit: (235) [system] ')'=')'
   Call: (235) [system] get_char((0x55798e5fad60), _1868742)
   Exit: (235) [system] get_char((0x55798e5fad60), ')')
   Call: (235) [system] _1848940=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_list(')', (0x55798e5fad60), [])
   Call: (234) [system] _1760846=['B']
   Exit: (234) [system] ['B']=['B']
^  Exit: (233) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (233) [system] _1674624=['A', 'B']
   Exit: (233) [system] ['A', 'B']=['A', 'B']
^  Exit: (232) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (232) [system] _1479664=['AndLink', 'A', 'B']
   Exit: (232) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _1882624)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1884482)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
   Call: (232) [system] ' '=(;)
   Fail: (232) [system] ' '=(;)
^  Call: (232) [user] is_like_space(' ')
   Call: (233) [system] char_type(' ', 'white')
   Exit: (233) [system] char_type(' ', 'white')
^  Exit: (232) [user] is_like_space(' ')
   Call: (232) [system] get_char((0x55798e5fad60), _1892220)
   Exit: (232) [system] get_char((0x55798e5fad60), ' ')
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1894924)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'C')
   Call: (233) [system] 'C'=(;)
   Fail: (233) [system] 'C'=(;)
^  Call: (233) [user] is_like_space('C')
   Call: (234) [system] char_type('C', 'white')
   Fail: (234) [system] char_type('C', 'white')
   Call: (234) [system] char_type('C', end_of_line)
   Fail: (234) [system] char_type('C', end_of_line)
   Call: (234) [system] char_type('C', space)
   Fail: (234) [system] char_type('C', space)
   Call: (234) [system] char_type('C', cntrl)
   Fail: (234) [system] char_type('C', cntrl)
^  Fail: (233) [user] is_like_space('C')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1910002)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'C')
   Call: (231) [system] 'C'=')'
   Fail: (231) [system] 'C'=')'
   Call: (231) [system] 'C'=end_of_file
   Fail: (231) [system] 'C'=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55798e5fad60), _1915572)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1917430)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'C')
   Call: (233) [system] 'C'=(;)
   Fail: (233) [system] 'C'=(;)
^  Call: (233) [user] is_like_space('C')
   Call: (234) [system] char_type('C', 'white')
   Fail: (234) [system] char_type('C', 'white')
   Call: (234) [system] char_type('C', end_of_line)
   Fail: (234) [system] char_type('C', end_of_line)
   Call: (234) [system] char_type('C', space)
   Fail: (234) [system] char_type('C', space)
   Call: (234) [system] char_type('C', cntrl)
   Fail: (234) [system] char_type('C', cntrl)
^  Fail: (233) [user] is_like_space('C')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] get_char((0x55798e5fad60), _1931584)
   Exit: (232) [system] get_char((0x55798e5fad60), 'C')
   Call: (232) [system] 'C'='('
   Fail: (232) [system] 'C'='('
   Call: (232) [system] 'C'='['
   Fail: (232) [system] 'C'='['
   Call: (232) [system] 'C'='{'
   Fail: (232) [system] 'C'='{'
   Call: (232) [system] 'C'='"'
   Fail: (232) [system] 'C'='"'
   Call: (232) [system] 'C'=!
   Fail: (232) [system] 'C'=!
   Call: (232) [system] 'C'='\''
   Fail: (232) [system] 'C'='\''
   Call: (232) [system] 'C'='`'
   Fail: (232) [system] 'C'='`'
   Call: (232) [system] 'C'=end_of_file
   Fail: (232) [system] 'C'=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1915572)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1949226)
   Call: (234) [system] peek_char((0x55798e5fad60), _1950160)
   Exit: (234) [system] peek_char((0x55798e5fad60), ')')
^  Call: (234) [user] is_delimiter(')')
   Call: (235) [system] char_type(')', space)
   Fail: (235) [system] char_type(')', space)
   Call: (235) [system] arg(_1954880, v('(', ')', end_of_file), ')')
   Exit: (235) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (234) [user] is_delimiter(')')
   Call: (234) [system] _1949226=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (233) [user] classify_and_convert_charseq('C', [], _1915572)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_1961342, _1961344), once(user:catch(read_from_chars(['C'], _1915572), _1961318, fail)), '$restore_trace'(_1961342, _1961344))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_1961342, _1961344))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1915572), _1961318, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(_1915572)
   Fail: (234) [system] atomic(_1915572)
   Call: (234) [system] atom_chars(_1915572, ['C'])
   Exit: (234) [system] atom_chars('C', ['C'])
^  Exit: (233) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (232) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (231) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _1970718)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1972576)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
   Call: (233) [system] ')'=(;)
   Fail: (233) [system] ')'=(;)
^  Call: (233) [user] is_like_space(')')
   Call: (234) [system] char_type(')', 'white')
   Fail: (234) [system] char_type(')', 'white')
   Call: (234) [system] char_type(')', end_of_line)
   Fail: (234) [system] char_type(')', end_of_line)
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] char_type(')', cntrl)
   Fail: (234) [system] char_type(')', cntrl)
^  Fail: (233) [user] is_like_space(')')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1986730)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
   Call: (232) [system] ')'=')'
   Exit: (232) [system] ')'=')'
   Call: (232) [system] get_char((0x55798e5fad60), _1990520)
   Exit: (232) [system] get_char((0x55798e5fad60), ')')
   Call: (232) [system] _1970718=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), [])
   Call: (231) [system] _1882624=['C']
   Exit: (231) [system] ['C']=['C']
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (230) [system] _1446716=[['AndLink', 'A', 'B'], 'C']
   Exit: (230) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (229) [system] _1184836=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (229) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _2004402)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _2006260)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=(;)
   Fail: (229) [system] ')'=(;)
^  Call: (229) [user] is_like_space(')')
   Call: (230) [system] char_type(')', 'white')
   Fail: (230) [system] char_type(')', 'white')
   Call: (230) [system] char_type(')', end_of_line)
   Fail: (230) [system] char_type(')', end_of_line)
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] char_type(')', cntrl)
   Fail: (230) [system] char_type(')', cntrl)
^  Fail: (229) [user] is_like_space(')')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _2020414)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=')'
   Exit: (228) [system] ')'=')'
   Call: (228) [system] get_char((0x55798e5fad60), _2024204)
   Exit: (228) [system] get_char((0x55798e5fad60), ')')
   Call: (228) [system] _2004402=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [])
   Call: (227) [system] _1151888=[['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (227) [system] [['Implication', ['AndLink', 'A', 'B'], 'C']]=[['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (226) [system] _1065666=['A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (226) [system] ['A', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['A', ['Implication', ['AndLink', 'A', 'B'], 'C']])
   Call: (225) [system] _887436=['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
   Exit: (225) [system] ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]=['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']])
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _2038086)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _2039944)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _2054098)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55798e5fad60), _2057888)
   Exit: (224) [system] get_char((0x55798e5fad60), ')')
   Call: (224) [system] _2038086=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [])
   Call: (223) [system] _854488=[['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (223) [system] [['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (222) [system] _6262=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (222) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
   Call: (221) [system] _6254=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
   Exit: (221) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]])
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _2071770)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _2073628)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=(;)
   Fail: (221) [system] ')'=(;)
^  Call: (221) [user] is_like_space(')')
   Call: (222) [system] char_type(')', 'white')
   Fail: (222) [system] char_type(')', 'white')
   Call: (222) [system] char_type(')', end_of_line)
   Fail: (222) [system] char_type(')', end_of_line)
   Call: (222) [system] char_type(')', space)
   Fail: (222) [system] char_type(')', space)
   Call: (222) [system] char_type(')', cntrl)
   Fail: (222) [system] char_type(')', cntrl)
^  Fail: (221) [user] is_like_space(')')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _2087782)
   Exit: (220) [system] peek_char((0x55798e5fad60), ')')
   Call: (220) [system] ')'=')'
   Exit: (220) [system] ')'=')'
   Call: (220) [system] get_char((0x55798e5fad60), _2091572)
   Exit: (220) [system] get_char((0x55798e5fad60), ')')
   Call: (220) [system] _2071770=[]
   Exit: (220) [system] []=[]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [])
   Call: (219) [system] _6250=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (219) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
   Call: (218) [system] _6208=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (218) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
   Call: (217) [system] _6200=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
   Exit: (217) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]]
^  Exit: (216) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
^  Exit: (215) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, abc]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['AndLink', 'A', 'B'], 'C']]]])
^  Call: (215) [user] read_list(')', (0x55798e5fad60), _15104)
^  Call: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _16962)
   Exit: (217) [system] peek_char((0x55798e5fad60), '\n')
   Call: (217) [system] '\n'=(;)
   Fail: (217) [system] '\n'=(;)
^  Call: (217) [user] is_like_space('\n')
   Call: (218) [system] char_type('\n', 'white')
   Fail: (218) [system] char_type('\n', 'white')
   Call: (218) [system] char_type('\n', end_of_line)
   Exit: (218) [system] char_type('\n', end_of_line)
^  Exit: (217) [user] is_like_space('\n')
   Call: (217) [system] get_char((0x55798e5fad60), _26556)
   Exit: (217) [system] get_char((0x55798e5fad60), '\n')
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _29260)
   Exit: (218) [system] peek_char((0x55798e5fad60), ' ')
   Call: (218) [system] ' '=(;)
   Fail: (218) [system] ' '=(;)
^  Call: (218) [user] is_like_space(' ')
   Call: (219) [system] char_type(' ', 'white')
   Exit: (219) [system] char_type(' ', 'white')
^  Exit: (218) [user] is_like_space(' ')
   Call: (218) [system] get_char((0x55798e5fad60), _36998)
   Exit: (218) [system] get_char((0x55798e5fad60), ' ')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _39702)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
^  Exit: (216) [user] skip_spaces((0x55798e5fad60))
   Call: (216) [system] peek_char((0x55798e5fad60), _55704)
   Exit: (216) [system] peek_char((0x55798e5fad60), '(')
   Call: (216) [system] '('=')'
   Fail: (216) [system] '('=')'
   Call: (216) [system] '('=end_of_file
   Fail: (216) [system] '('=end_of_file
^  Call: (216) [user] cont_sexpr(')', (0x55798e5fad60), _61274)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _63132)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=(;)
   Fail: (218) [system] '('=(;)
^  Call: (218) [user] is_like_space('(')
   Call: (219) [system] char_type('(', 'white')
   Fail: (219) [system] char_type('(', 'white')
   Call: (219) [system] char_type('(', end_of_line)
   Fail: (219) [system] char_type('(', end_of_line)
   Call: (219) [system] char_type('(', space)
   Fail: (219) [system] char_type('(', space)
   Call: (219) [system] char_type('(', cntrl)
   Fail: (219) [system] char_type('(', cntrl)
^  Fail: (218) [user] is_like_space('(')
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] get_char((0x55798e5fad60), _77286)
   Exit: (217) [system] get_char((0x55798e5fad60), '(')
   Call: (217) [system] '('='('
   Exit: (217) [system] '('='('
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _61274)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _82856)
   Exit: (219) [system] peek_char((0x55798e5fad60), :)
   Call: (219) [system] (:)=(;)
   Fail: (219) [system] (:)=(;)
^  Call: (219) [user] is_like_space(:)
   Call: (220) [system] char_type(:, 'white')
   Fail: (220) [system] char_type(:, 'white')
   Call: (220) [system] char_type(:, end_of_line)
   Fail: (220) [system] char_type(:, end_of_line)
   Call: (220) [system] char_type(:, space)
   Fail: (220) [system] char_type(:, space)
   Call: (220) [system] char_type(:, cntrl)
   Fail: (220) [system] char_type(:, cntrl)
^  Fail: (219) [user] is_like_space(:)
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _97010)
   Exit: (218) [system] peek_char((0x55798e5fad60), :)
   Call: (218) [system] (:)=')'
   Fail: (218) [system] (:)=')'
   Call: (218) [system] (:)=end_of_file
   Fail: (218) [system] (:)=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _102580)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _104438)
   Exit: (220) [system] peek_char((0x55798e5fad60), :)
   Call: (220) [system] (:)=(;)
   Fail: (220) [system] (:)=(;)
^  Call: (220) [user] is_like_space(:)
   Call: (221) [system] char_type(:, 'white')
   Fail: (221) [system] char_type(:, 'white')
   Call: (221) [system] char_type(:, end_of_line)
   Fail: (221) [system] char_type(:, end_of_line)
   Call: (221) [system] char_type(:, space)
   Fail: (221) [system] char_type(:, space)
   Call: (221) [system] char_type(:, cntrl)
   Fail: (221) [system] char_type(:, cntrl)
^  Fail: (220) [user] is_like_space(:)
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _118592)
   Exit: (219) [system] get_char((0x55798e5fad60), :)
   Call: (219) [system] (:)='('
   Fail: (219) [system] (:)='('
   Call: (219) [system] (:)='['
   Fail: (219) [system] (:)='['
   Call: (219) [system] (:)='{'
   Fail: (219) [system] (:)='{'
   Call: (219) [system] (:)='"'
   Fail: (219) [system] (:)='"'
   Call: (219) [system] (:)=!
   Fail: (219) [system] (:)=!
   Call: (219) [system] (:)='\''
   Fail: (219) [system] (:)='\''
   Call: (219) [system] (:)='`'
   Fail: (219) [system] (:)='`'
   Call: (219) [system] (:)=end_of_file
   Fail: (219) [system] (:)=end_of_file
^  Call: (219) [user] read_symbolic(')', (0x55798e5fad60), :, _102580)
^  Call: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), _136234)
   Call: (221) [system] peek_char((0x55798e5fad60), _137168)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (221) [user] is_delimiter(' ')
   Call: (222) [system] char_type(' ', space)
   Exit: (222) [system] char_type(' ', space)
^  Exit: (221) [user] is_delimiter(' ')
   Call: (221) [system] _136234=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (220) [user] classify_and_convert_charseq(:, [], _102580)
^  Call: (222) [system] setup_call_cleanup('$notrace'(_146478, _146480), once(user:catch(read_from_chars([:], _102580), _146454, fail)), '$restore_trace'(_146478, _146480))
^  Call: (223) [system] sig_atomic(system:'$notrace'(_146478, _146480))
^  Exit: (222) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _146454, fail)), system:'$restore_trace'(3, -1))
   Call: (221) [system] atomic(:)
   Exit: (221) [system] atomic(:)
^  Exit: (220) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (219) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _153978)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _155836)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _163574)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _166278)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _181356)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _186926)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _188784)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _202938)
   Exit: (220) [system] get_char((0x55798e5fad60), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _186926)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _208508)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'D')
   Call: (222) [system] 'D'=(;)
   Fail: (222) [system] 'D'=(;)
^  Call: (222) [user] is_like_space('D')
   Call: (223) [system] char_type('D', 'white')
   Fail: (223) [system] char_type('D', 'white')
   Call: (223) [system] char_type('D', end_of_line)
   Fail: (223) [system] char_type('D', end_of_line)
   Call: (223) [system] char_type('D', space)
   Fail: (223) [system] char_type('D', space)
   Call: (223) [system] char_type('D', cntrl)
   Fail: (223) [system] char_type('D', cntrl)
^  Fail: (222) [user] is_like_space('D')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _222662)
   Exit: (221) [system] peek_char((0x55798e5fad60), 'D')
   Call: (221) [system] 'D'=')'
   Fail: (221) [system] 'D'=')'
   Call: (221) [system] 'D'=end_of_file
   Fail: (221) [system] 'D'=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _228232)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _230090)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'D')
   Call: (223) [system] 'D'=(;)
   Fail: (223) [system] 'D'=(;)
^  Call: (223) [user] is_like_space('D')
   Call: (224) [system] char_type('D', 'white')
   Fail: (224) [system] char_type('D', 'white')
   Call: (224) [system] char_type('D', end_of_line)
   Fail: (224) [system] char_type('D', end_of_line)
   Call: (224) [system] char_type('D', space)
   Fail: (224) [system] char_type('D', space)
   Call: (224) [system] char_type('D', cntrl)
   Fail: (224) [system] char_type('D', cntrl)
^  Fail: (223) [user] is_like_space('D')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _244244)
   Exit: (222) [system] get_char((0x55798e5fad60), 'D')
   Call: (222) [system] 'D'='('
   Fail: (222) [system] 'D'='('
   Call: (222) [system] 'D'='['
   Fail: (222) [system] 'D'='['
   Call: (222) [system] 'D'='{'
   Fail: (222) [system] 'D'='{'
   Call: (222) [system] 'D'='"'
   Fail: (222) [system] 'D'='"'
   Call: (222) [system] 'D'=!
   Fail: (222) [system] 'D'=!
   Call: (222) [system] 'D'='\''
   Fail: (222) [system] 'D'='\''
   Call: (222) [system] 'D'='`'
   Fail: (222) [system] 'D'='`'
   Call: (222) [system] 'D'=end_of_file
   Fail: (222) [system] 'D'=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), 'D', _228232)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _261886)
   Call: (224) [system] peek_char((0x55798e5fad60), _262820)
   Exit: (224) [system] peek_char((0x55798e5fad60), i)
^  Call: (224) [user] is_delimiter(i)
   Call: (225) [system] char_type(i, space)
   Fail: (225) [system] char_type(i, space)
   Call: (225) [system] arg(_267540, v('(', ')', end_of_file), i)
   Fail: (225) [system] arg(_268472, v('(', ')', end_of_file), i)
^  Fail: (224) [user] is_delimiter(i)
   Call: (224) [system] ')'==i
   Fail: (224) [system] ')'==i
   Call: (224) [system] get_char((0x55798e5fad60), i)
   Exit: (224) [system] get_char((0x55798e5fad60), i)
   Call: (224) [system] i=(\)
   Fail: (224) [system] i=(\)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _275822)
   Call: (225) [system] peek_char((0x55798e5fad60), _276756)
   Exit: (225) [system] peek_char((0x55798e5fad60), s)
^  Call: (225) [user] is_delimiter(s)
   Call: (226) [system] char_type(s, space)
   Fail: (226) [system] char_type(s, space)
   Call: (226) [system] arg(_281476, v('(', ')', end_of_file), s)
   Fail: (226) [system] arg(_282408, v('(', ')', end_of_file), s)
^  Fail: (225) [user] is_delimiter(s)
   Call: (225) [system] ')'==s
   Fail: (225) [system] ')'==s
   Call: (225) [system] get_char((0x55798e5fad60), s)
   Exit: (225) [system] get_char((0x55798e5fad60), s)
   Call: (225) [system] s=(\)
   Fail: (225) [system] s=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _289758)
   Call: (226) [system] peek_char((0x55798e5fad60), _290692)
   Exit: (226) [system] peek_char((0x55798e5fad60), j)
^  Call: (226) [user] is_delimiter(j)
   Call: (227) [system] char_type(j, space)
   Fail: (227) [system] char_type(j, space)
   Call: (227) [system] arg(_295412, v('(', ')', end_of_file), j)
   Fail: (227) [system] arg(_296344, v('(', ')', end_of_file), j)
^  Fail: (226) [user] is_delimiter(j)
   Call: (226) [system] ')'==j
   Fail: (226) [system] ')'==j
   Call: (226) [system] get_char((0x55798e5fad60), j)
   Exit: (226) [system] get_char((0x55798e5fad60), j)
   Call: (226) [system] j=(\)
   Fail: (226) [system] j=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _303694)
   Call: (227) [system] peek_char((0x55798e5fad60), _304628)
   Exit: (227) [system] peek_char((0x55798e5fad60), u)
^  Call: (227) [user] is_delimiter(u)
   Call: (228) [system] char_type(u, space)
   Fail: (228) [system] char_type(u, space)
   Call: (228) [system] arg(_309348, v('(', ')', end_of_file), u)
   Fail: (228) [system] arg(_310280, v('(', ')', end_of_file), u)
^  Fail: (227) [user] is_delimiter(u)
   Call: (227) [system] ')'==u
   Fail: (227) [system] ')'==u
   Call: (227) [system] get_char((0x55798e5fad60), u)
   Exit: (227) [system] get_char((0x55798e5fad60), u)
   Call: (227) [system] u=(\)
   Fail: (227) [system] u=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _317630)
   Call: (228) [system] peek_char((0x55798e5fad60), _318564)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_323284, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_324216, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _331566)
   Call: (229) [system] peek_char((0x55798e5fad60), _332500)
   Exit: (229) [system] peek_char((0x55798e5fad60), c)
^  Call: (229) [user] is_delimiter(c)
   Call: (230) [system] char_type(c, space)
   Fail: (230) [system] char_type(c, space)
   Call: (230) [system] arg(_337220, v('(', ')', end_of_file), c)
   Fail: (230) [system] arg(_338152, v('(', ')', end_of_file), c)
^  Fail: (229) [user] is_delimiter(c)
   Call: (229) [system] ')'==c
   Fail: (229) [system] ')'==c
   Call: (229) [system] get_char((0x55798e5fad60), c)
   Exit: (229) [system] get_char((0x55798e5fad60), c)
   Call: (229) [system] c=(\)
   Fail: (229) [system] c=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _345502)
   Call: (230) [system] peek_char((0x55798e5fad60), _346436)
   Exit: (230) [system] peek_char((0x55798e5fad60), t)
^  Call: (230) [user] is_delimiter(t)
   Call: (231) [system] char_type(t, space)
   Fail: (231) [system] char_type(t, space)
   Call: (231) [system] arg(_351156, v('(', ')', end_of_file), t)
   Fail: (231) [system] arg(_352088, v('(', ')', end_of_file), t)
^  Fail: (230) [user] is_delimiter(t)
   Call: (230) [system] ')'==t
   Fail: (230) [system] ')'==t
   Call: (230) [system] get_char((0x55798e5fad60), t)
   Exit: (230) [system] get_char((0x55798e5fad60), t)
   Call: (230) [system] t=(\)
   Fail: (230) [system] t=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _359438)
   Call: (231) [system] peek_char((0x55798e5fad60), _360372)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_365092, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_366024, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _373374)
   Call: (232) [system] peek_char((0x55798e5fad60), _374308)
   Exit: (232) [system] peek_char((0x55798e5fad60), o)
^  Call: (232) [user] is_delimiter(o)
   Call: (233) [system] char_type(o, space)
   Fail: (233) [system] char_type(o, space)
   Call: (233) [system] arg(_379028, v('(', ')', end_of_file), o)
   Fail: (233) [system] arg(_379960, v('(', ')', end_of_file), o)
^  Fail: (232) [user] is_delimiter(o)
   Call: (232) [system] ')'==o
   Fail: (232) [system] ')'==o
   Call: (232) [system] get_char((0x55798e5fad60), o)
   Exit: (232) [system] get_char((0x55798e5fad60), o)
   Call: (232) [system] o=(\)
   Fail: (232) [system] o=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _387310)
   Call: (233) [system] peek_char((0x55798e5fad60), _388244)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_392964, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_393896, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _401246)
   Call: (234) [system] peek_char((0x55798e5fad60), _402180)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (234) [user] is_delimiter('I')
   Call: (235) [system] char_type('I', space)
   Fail: (235) [system] char_type('I', space)
   Call: (235) [system] arg(_406900, v('(', ')', end_of_file), 'I')
   Fail: (235) [system] arg(_407832, v('(', ')', end_of_file), 'I')
^  Fail: (234) [user] is_delimiter('I')
   Call: (234) [system] ')'=='I'
   Fail: (234) [system] ')'=='I'
   Call: (234) [system] get_char((0x55798e5fad60), 'I')
   Exit: (234) [system] get_char((0x55798e5fad60), 'I')
   Call: (234) [system] 'I'=(\)
   Fail: (234) [system] 'I'=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _415182)
   Call: (235) [system] peek_char((0x55798e5fad60), _416116)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_420836, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_421768, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _429118)
   Call: (236) [system] peek_char((0x55798e5fad60), _430052)
   Exit: (236) [system] peek_char((0x55798e5fad60), t)
^  Call: (236) [user] is_delimiter(t)
   Call: (237) [system] char_type(t, space)
   Fail: (237) [system] char_type(t, space)
   Call: (237) [system] arg(_434772, v('(', ')', end_of_file), t)
   Fail: (237) [system] arg(_435704, v('(', ')', end_of_file), t)
^  Fail: (236) [user] is_delimiter(t)
   Call: (236) [system] ')'==t
   Fail: (236) [system] ')'==t
   Call: (236) [system] get_char((0x55798e5fad60), t)
   Exit: (236) [system] get_char((0x55798e5fad60), t)
   Call: (236) [system] t=(\)
   Fail: (236) [system] t=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _443054)
   Call: (237) [system] peek_char((0x55798e5fad60), _443988)
   Exit: (237) [system] peek_char((0x55798e5fad60), r)
^  Call: (237) [user] is_delimiter(r)
   Call: (238) [system] char_type(r, space)
   Fail: (238) [system] char_type(r, space)
   Call: (238) [system] arg(_448708, v('(', ')', end_of_file), r)
   Fail: (238) [system] arg(_449640, v('(', ')', end_of_file), r)
^  Fail: (237) [user] is_delimiter(r)
   Call: (237) [system] ')'==r
   Fail: (237) [system] ')'==r
   Call: (237) [system] get_char((0x55798e5fad60), r)
   Exit: (237) [system] get_char((0x55798e5fad60), r)
   Call: (237) [system] r=(\)
   Fail: (237) [system] r=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _456990)
   Call: (238) [system] peek_char((0x55798e5fad60), _457924)
   Exit: (238) [system] peek_char((0x55798e5fad60), o)
^  Call: (238) [user] is_delimiter(o)
   Call: (239) [system] char_type(o, space)
   Fail: (239) [system] char_type(o, space)
   Call: (239) [system] arg(_462644, v('(', ')', end_of_file), o)
   Fail: (239) [system] arg(_463576, v('(', ')', end_of_file), o)
^  Fail: (238) [user] is_delimiter(o)
   Call: (238) [system] ')'==o
   Fail: (238) [system] ')'==o
   Call: (238) [system] get_char((0x55798e5fad60), o)
   Exit: (238) [system] get_char((0x55798e5fad60), o)
   Call: (238) [system] o=(\)
   Fail: (238) [system] o=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _470926)
   Call: (239) [system] peek_char((0x55798e5fad60), _471860)
   Exit: (239) [system] peek_char((0x55798e5fad60), d)
^  Call: (239) [user] is_delimiter(d)
   Call: (240) [system] char_type(d, space)
   Fail: (240) [system] char_type(d, space)
   Call: (240) [system] arg(_476580, v('(', ')', end_of_file), d)
   Fail: (240) [system] arg(_477512, v('(', ')', end_of_file), d)
^  Fail: (239) [user] is_delimiter(d)
   Call: (239) [system] ')'==d
   Fail: (239) [system] ')'==d
   Call: (239) [system] get_char((0x55798e5fad60), d)
   Exit: (239) [system] get_char((0x55798e5fad60), d)
   Call: (239) [system] d=(\)
   Fail: (239) [system] d=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _484862)
   Call: (240) [system] peek_char((0x55798e5fad60), _485796)
   Exit: (240) [system] peek_char((0x55798e5fad60), u)
^  Call: (240) [user] is_delimiter(u)
   Call: (241) [system] char_type(u, space)
   Fail: (241) [system] char_type(u, space)
   Call: (241) [system] arg(_490516, v('(', ')', end_of_file), u)
   Fail: (241) [system] arg(_491448, v('(', ')', end_of_file), u)
^  Fail: (240) [user] is_delimiter(u)
   Call: (240) [system] ')'==u
   Fail: (240) [system] ')'==u
   Call: (240) [system] get_char((0x55798e5fad60), u)
   Exit: (240) [system] get_char((0x55798e5fad60), u)
   Call: (240) [system] u=(\)
   Fail: (240) [system] u=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _498798)
   Call: (241) [system] peek_char((0x55798e5fad60), _499732)
   Exit: (241) [system] peek_char((0x55798e5fad60), c)
^  Call: (241) [user] is_delimiter(c)
   Call: (242) [system] char_type(c, space)
   Fail: (242) [system] char_type(c, space)
   Call: (242) [system] arg(_504452, v('(', ')', end_of_file), c)
   Fail: (242) [system] arg(_505384, v('(', ')', end_of_file), c)
^  Fail: (241) [user] is_delimiter(c)
   Call: (241) [system] ')'==c
   Fail: (241) [system] ')'==c
   Call: (241) [system] get_char((0x55798e5fad60), c)
   Exit: (241) [system] get_char((0x55798e5fad60), c)
   Call: (241) [system] c=(\)
   Fail: (241) [system] c=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _512734)
   Call: (242) [system] peek_char((0x55798e5fad60), _513668)
   Exit: (242) [system] peek_char((0x55798e5fad60), t)
^  Call: (242) [user] is_delimiter(t)
   Call: (243) [system] char_type(t, space)
   Fail: (243) [system] char_type(t, space)
   Call: (243) [system] arg(_518388, v('(', ')', end_of_file), t)
   Fail: (243) [system] arg(_519320, v('(', ')', end_of_file), t)
^  Fail: (242) [user] is_delimiter(t)
   Call: (242) [system] ')'==t
   Fail: (242) [system] ')'==t
   Call: (242) [system] get_char((0x55798e5fad60), t)
   Exit: (242) [system] get_char((0x55798e5fad60), t)
   Call: (242) [system] t=(\)
   Fail: (242) [system] t=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _526670)
   Call: (243) [system] peek_char((0x55798e5fad60), _527604)
   Exit: (243) [system] peek_char((0x55798e5fad60), i)
^  Call: (243) [user] is_delimiter(i)
   Call: (244) [system] char_type(i, space)
   Fail: (244) [system] char_type(i, space)
   Call: (244) [system] arg(_532324, v('(', ')', end_of_file), i)
   Fail: (244) [system] arg(_533256, v('(', ')', end_of_file), i)
^  Fail: (243) [user] is_delimiter(i)
   Call: (243) [system] ')'==i
   Fail: (243) [system] ')'==i
   Call: (243) [system] get_char((0x55798e5fad60), i)
   Exit: (243) [system] get_char((0x55798e5fad60), i)
   Call: (243) [system] i=(\)
   Fail: (243) [system] i=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _540606)
   Call: (244) [system] peek_char((0x55798e5fad60), _541540)
   Exit: (244) [system] peek_char((0x55798e5fad60), o)
^  Call: (244) [user] is_delimiter(o)
   Call: (245) [system] char_type(o, space)
   Fail: (245) [system] char_type(o, space)
   Call: (245) [system] arg(_546260, v('(', ')', end_of_file), o)
   Fail: (245) [system] arg(_547192, v('(', ')', end_of_file), o)
^  Fail: (244) [user] is_delimiter(o)
   Call: (244) [system] ')'==o
   Fail: (244) [system] ')'==o
   Call: (244) [system] get_char((0x55798e5fad60), o)
   Exit: (244) [system] get_char((0x55798e5fad60), o)
   Call: (244) [system] o=(\)
   Fail: (244) [system] o=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _554542)
   Call: (245) [system] peek_char((0x55798e5fad60), _555476)
   Exit: (245) [system] peek_char((0x55798e5fad60), n)
^  Call: (245) [user] is_delimiter(n)
   Call: (246) [system] char_type(n, space)
   Fail: (246) [system] char_type(n, space)
   Call: (246) [system] arg(_560196, v('(', ')', end_of_file), n)
   Fail: (246) [system] arg(_561128, v('(', ')', end_of_file), n)
^  Fail: (245) [user] is_delimiter(n)
   Call: (245) [system] ')'==n
   Fail: (245) [system] ')'==n
   Call: (245) [system] get_char((0x55798e5fad60), n)
   Exit: (245) [system] get_char((0x55798e5fad60), n)
   Call: (245) [system] n=(\)
   Fail: (245) [system] n=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _568478)
   Call: (246) [system] peek_char((0x55798e5fad60), _569412)
   Exit: (246) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (246) [user] is_delimiter(' ')
   Call: (247) [system] char_type(' ', space)
   Exit: (247) [system] char_type(' ', space)
^  Exit: (246) [user] is_delimiter(' ')
   Call: (246) [system] _568478=[]
   Exit: (246) [system] []=[]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (245) [system] _554542=[n]
   Exit: (245) [system] [n]=[n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (244) [system] _540606=[o, n]
   Exit: (244) [system] [o, n]=[o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (243) [system] _526670=[i, o, n]
   Exit: (243) [system] [i, o, n]=[i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (242) [system] _512734=[t, i, o, n]
   Exit: (242) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (241) [system] _498798=[c, t, i, o, n]
   Exit: (241) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (240) [system] _484862=[u, c, t, i, o, n]
   Exit: (240) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (239) [system] _470926=[d, u, c, t, i, o, n]
   Exit: (239) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (238) [system] _456990=[o, d, u, c, t, i, o, n]
   Exit: (238) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (237) [system] _443054=[r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _429118=[t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _415182=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _401246=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _387310=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _373374=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _359438=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _345502=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _331566=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _317630=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _303694=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _289758=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _275822=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (224) [system] _261886=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (224) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (223) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _228232)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_640190, _640192), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _228232), _640166, fail)), '$restore_trace'(_640190, _640192))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_640190, _640192))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _228232), _640166, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(_228232)
   Fail: (224) [system] atomic(_228232)
   Call: (224) [system] atom_chars(_228232, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (224) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (223) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _649566)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _651424)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _659162)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _661866)
   Exit: (224) [system] peek_char((0x55798e5fad60), a)
   Call: (224) [system] a=(;)
   Fail: (224) [system] a=(;)
^  Call: (224) [user] is_like_space(a)
   Call: (225) [system] char_type(a, 'white')
   Fail: (225) [system] char_type(a, 'white')
   Call: (225) [system] char_type(a, end_of_line)
   Fail: (225) [system] char_type(a, end_of_line)
   Call: (225) [system] char_type(a, space)
   Fail: (225) [system] char_type(a, space)
   Call: (225) [system] char_type(a, cntrl)
   Fail: (225) [system] char_type(a, cntrl)
^  Fail: (224) [user] is_like_space(a)
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _676944)
   Exit: (222) [system] peek_char((0x55798e5fad60), a)
   Call: (222) [system] a=')'
   Fail: (222) [system] a=')'
   Call: (222) [system] a=end_of_file
   Fail: (222) [system] a=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _682514)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _684372)
   Exit: (224) [system] peek_char((0x55798e5fad60), a)
   Call: (224) [system] a=(;)
   Fail: (224) [system] a=(;)
^  Call: (224) [user] is_like_space(a)
   Call: (225) [system] char_type(a, 'white')
   Fail: (225) [system] char_type(a, 'white')
   Call: (225) [system] char_type(a, end_of_line)
   Fail: (225) [system] char_type(a, end_of_line)
   Call: (225) [system] char_type(a, space)
   Fail: (225) [system] char_type(a, space)
   Call: (225) [system] char_type(a, cntrl)
   Fail: (225) [system] char_type(a, cntrl)
^  Fail: (224) [user] is_like_space(a)
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _698526)
   Exit: (223) [system] get_char((0x55798e5fad60), a)
   Call: (223) [system] a='('
   Fail: (223) [system] a='('
   Call: (223) [system] a='['
   Fail: (223) [system] a='['
   Call: (223) [system] a='{'
   Fail: (223) [system] a='{'
   Call: (223) [system] a='"'
   Fail: (223) [system] a='"'
   Call: (223) [system] a=!
   Fail: (223) [system] a=!
   Call: (223) [system] a='\''
   Fail: (223) [system] a='\''
   Call: (223) [system] a='`'
   Fail: (223) [system] a='`'
   Call: (223) [system] a=end_of_file
   Fail: (223) [system] a=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), a, _682514)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _716168)
   Call: (225) [system] peek_char((0x55798e5fad60), _717102)
   Exit: (225) [system] peek_char((0x55798e5fad60), b)
^  Call: (225) [user] is_delimiter(b)
   Call: (226) [system] char_type(b, space)
   Fail: (226) [system] char_type(b, space)
   Call: (226) [system] arg(_721822, v('(', ')', end_of_file), b)
   Fail: (226) [system] arg(_722754, v('(', ')', end_of_file), b)
^  Fail: (225) [user] is_delimiter(b)
   Call: (225) [system] ')'==b
   Fail: (225) [system] ')'==b
   Call: (225) [system] get_char((0x55798e5fad60), b)
   Exit: (225) [system] get_char((0x55798e5fad60), b)
   Call: (225) [system] b=(\)
   Fail: (225) [system] b=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _730104)
   Call: (226) [system] peek_char((0x55798e5fad60), _731038)
   Exit: (226) [system] peek_char((0x55798e5fad60), c)
^  Call: (226) [user] is_delimiter(c)
   Call: (227) [system] char_type(c, space)
   Fail: (227) [system] char_type(c, space)
   Call: (227) [system] arg(_735758, v('(', ')', end_of_file), c)
   Fail: (227) [system] arg(_736690, v('(', ')', end_of_file), c)
^  Fail: (226) [user] is_delimiter(c)
   Call: (226) [system] ')'==c
   Fail: (226) [system] ')'==c
   Call: (226) [system] get_char((0x55798e5fad60), c)
   Exit: (226) [system] get_char((0x55798e5fad60), c)
   Call: (226) [system] c=(\)
   Fail: (226) [system] c=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _744040)
   Call: (227) [system] peek_char((0x55798e5fad60), _744974)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (227) [user] is_delimiter(' ')
   Call: (228) [system] char_type(' ', space)
   Exit: (228) [system] char_type(' ', space)
^  Exit: (227) [user] is_delimiter(' ')
   Call: (227) [system] _744040=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (226) [system] _730104=[c]
   Exit: (226) [system] [c]=[c]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (225) [system] _716168=[b, c]
   Exit: (225) [system] [b, c]=[b, c]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (224) [user] classify_and_convert_charseq(a, [b, c], _682514)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_759872, _759874), once(user:catch(read_from_chars([a, b, c], _682514), _759848, fail)), '$restore_trace'(_759872, _759874))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_759872, _759874))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _759848, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(abc)
   Exit: (225) [system] atomic(abc)
^  Exit: (224) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _767372)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _769230)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _776968)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _779672)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _794750)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=')'
   Fail: (223) [system] '('=')'
   Call: (223) [system] '('=end_of_file
   Fail: (223) [system] '('=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _800320)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _802178)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _816332)
   Exit: (224) [system] get_char((0x55798e5fad60), '(')
   Call: (224) [system] '('='('
   Exit: (224) [system] '('='('
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _800320)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _821902)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'D')
   Call: (226) [system] 'D'=(;)
   Fail: (226) [system] 'D'=(;)
^  Call: (226) [user] is_like_space('D')
   Call: (227) [system] char_type('D', 'white')
   Fail: (227) [system] char_type('D', 'white')
   Call: (227) [system] char_type('D', end_of_line)
   Fail: (227) [system] char_type('D', end_of_line)
   Call: (227) [system] char_type('D', space)
   Fail: (227) [system] char_type('D', space)
   Call: (227) [system] char_type('D', cntrl)
   Fail: (227) [system] char_type('D', cntrl)
^  Fail: (226) [user] is_like_space('D')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _836056)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'D')
   Call: (225) [system] 'D'=')'
   Fail: (225) [system] 'D'=')'
   Call: (225) [system] 'D'=end_of_file
   Fail: (225) [system] 'D'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _841626)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _843484)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'D')
   Call: (227) [system] 'D'=(;)
   Fail: (227) [system] 'D'=(;)
^  Call: (227) [user] is_like_space('D')
   Call: (228) [system] char_type('D', 'white')
   Fail: (228) [system] char_type('D', 'white')
   Call: (228) [system] char_type('D', end_of_line)
   Fail: (228) [system] char_type('D', end_of_line)
   Call: (228) [system] char_type('D', space)
   Fail: (228) [system] char_type('D', space)
   Call: (228) [system] char_type('D', cntrl)
   Fail: (228) [system] char_type('D', cntrl)
^  Fail: (227) [user] is_like_space('D')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _857638)
   Exit: (226) [system] get_char((0x55798e5fad60), 'D')
   Call: (226) [system] 'D'='('
   Fail: (226) [system] 'D'='('
   Call: (226) [system] 'D'='['
   Fail: (226) [system] 'D'='['
   Call: (226) [system] 'D'='{'
   Fail: (226) [system] 'D'='{'
   Call: (226) [system] 'D'='"'
   Fail: (226) [system] 'D'='"'
   Call: (226) [system] 'D'=!
   Fail: (226) [system] 'D'=!
   Call: (226) [system] 'D'='\''
   Fail: (226) [system] 'D'='\''
   Call: (226) [system] 'D'='`'
   Fail: (226) [system] 'D'='`'
   Call: (226) [system] 'D'=end_of_file
   Fail: (226) [system] 'D'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'D', _841626)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _875280)
   Call: (228) [system] peek_char((0x55798e5fad60), _876214)
   Exit: (228) [system] peek_char((0x55798e5fad60), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_880934, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_881866, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55798e5fad60), i)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _889216)
   Call: (229) [system] peek_char((0x55798e5fad60), _890150)
   Exit: (229) [system] peek_char((0x55798e5fad60), s)
^  Call: (229) [user] is_delimiter(s)
   Call: (230) [system] char_type(s, space)
   Fail: (230) [system] char_type(s, space)
   Call: (230) [system] arg(_894870, v('(', ')', end_of_file), s)
   Fail: (230) [system] arg(_895802, v('(', ')', end_of_file), s)
^  Fail: (229) [user] is_delimiter(s)
   Call: (229) [system] ')'==s
   Fail: (229) [system] ')'==s
   Call: (229) [system] get_char((0x55798e5fad60), s)
   Exit: (229) [system] get_char((0x55798e5fad60), s)
   Call: (229) [system] s=(\)
   Fail: (229) [system] s=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _903152)
   Call: (230) [system] peek_char((0x55798e5fad60), _904086)
   Exit: (230) [system] peek_char((0x55798e5fad60), j)
^  Call: (230) [user] is_delimiter(j)
   Call: (231) [system] char_type(j, space)
   Fail: (231) [system] char_type(j, space)
   Call: (231) [system] arg(_908806, v('(', ')', end_of_file), j)
   Fail: (231) [system] arg(_909738, v('(', ')', end_of_file), j)
^  Fail: (230) [user] is_delimiter(j)
   Call: (230) [system] ')'==j
   Fail: (230) [system] ')'==j
   Call: (230) [system] get_char((0x55798e5fad60), j)
   Exit: (230) [system] get_char((0x55798e5fad60), j)
   Call: (230) [system] j=(\)
   Fail: (230) [system] j=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _917088)
   Call: (231) [system] peek_char((0x55798e5fad60), _918022)
   Exit: (231) [system] peek_char((0x55798e5fad60), u)
^  Call: (231) [user] is_delimiter(u)
   Call: (232) [system] char_type(u, space)
   Fail: (232) [system] char_type(u, space)
   Call: (232) [system] arg(_922742, v('(', ')', end_of_file), u)
   Fail: (232) [system] arg(_923674, v('(', ')', end_of_file), u)
^  Fail: (231) [user] is_delimiter(u)
   Call: (231) [system] ')'==u
   Fail: (231) [system] ')'==u
   Call: (231) [system] get_char((0x55798e5fad60), u)
   Exit: (231) [system] get_char((0x55798e5fad60), u)
   Call: (231) [system] u=(\)
   Fail: (231) [system] u=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _931024)
   Call: (232) [system] peek_char((0x55798e5fad60), _931958)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_936678, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_937610, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _944960)
   Call: (233) [system] peek_char((0x55798e5fad60), _945894)
   Exit: (233) [system] peek_char((0x55798e5fad60), c)
^  Call: (233) [user] is_delimiter(c)
   Call: (234) [system] char_type(c, space)
   Fail: (234) [system] char_type(c, space)
   Call: (234) [system] arg(_950614, v('(', ')', end_of_file), c)
   Fail: (234) [system] arg(_951546, v('(', ')', end_of_file), c)
^  Fail: (233) [user] is_delimiter(c)
   Call: (233) [system] ')'==c
   Fail: (233) [system] ')'==c
   Call: (233) [system] get_char((0x55798e5fad60), c)
   Exit: (233) [system] get_char((0x55798e5fad60), c)
   Call: (233) [system] c=(\)
   Fail: (233) [system] c=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _958896)
   Call: (234) [system] peek_char((0x55798e5fad60), _959830)
   Exit: (234) [system] peek_char((0x55798e5fad60), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_964550, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_965482, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55798e5fad60), t)
   Exit: (234) [system] get_char((0x55798e5fad60), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _972832)
   Call: (235) [system] peek_char((0x55798e5fad60), _973766)
   Exit: (235) [system] peek_char((0x55798e5fad60), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_978486, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_979418, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55798e5fad60), i)
   Exit: (235) [system] get_char((0x55798e5fad60), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _986768)
   Call: (236) [system] peek_char((0x55798e5fad60), _987702)
   Exit: (236) [system] peek_char((0x55798e5fad60), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_992422, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_993354, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55798e5fad60), o)
   Exit: (236) [system] get_char((0x55798e5fad60), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1000704)
   Call: (237) [system] peek_char((0x55798e5fad60), _1001638)
   Exit: (237) [system] peek_char((0x55798e5fad60), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_1006358, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_1007290, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55798e5fad60), n)
   Exit: (237) [system] get_char((0x55798e5fad60), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1014640)
   Call: (238) [system] peek_char((0x55798e5fad60), _1015574)
   Exit: (238) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (238) [user] is_delimiter('I')
   Call: (239) [system] char_type('I', space)
   Fail: (239) [system] char_type('I', space)
   Call: (239) [system] arg(_1020294, v('(', ')', end_of_file), 'I')
   Fail: (239) [system] arg(_1021226, v('(', ')', end_of_file), 'I')
^  Fail: (238) [user] is_delimiter('I')
   Call: (238) [system] ')'=='I'
   Fail: (238) [system] ')'=='I'
   Call: (238) [system] get_char((0x55798e5fad60), 'I')
   Exit: (238) [system] get_char((0x55798e5fad60), 'I')
   Call: (238) [system] 'I'=(\)
   Fail: (238) [system] 'I'=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1028576)
   Call: (239) [system] peek_char((0x55798e5fad60), _1029510)
   Exit: (239) [system] peek_char((0x55798e5fad60), n)
^  Call: (239) [user] is_delimiter(n)
   Call: (240) [system] char_type(n, space)
   Fail: (240) [system] char_type(n, space)
   Call: (240) [system] arg(_1034230, v('(', ')', end_of_file), n)
   Fail: (240) [system] arg(_1035162, v('(', ')', end_of_file), n)
^  Fail: (239) [user] is_delimiter(n)
   Call: (239) [system] ')'==n
   Fail: (239) [system] ')'==n
   Call: (239) [system] get_char((0x55798e5fad60), n)
   Exit: (239) [system] get_char((0x55798e5fad60), n)
   Call: (239) [system] n=(\)
   Fail: (239) [system] n=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1042512)
   Call: (240) [system] peek_char((0x55798e5fad60), _1043446)
   Exit: (240) [system] peek_char((0x55798e5fad60), t)
^  Call: (240) [user] is_delimiter(t)
   Call: (241) [system] char_type(t, space)
   Fail: (241) [system] char_type(t, space)
   Call: (241) [system] arg(_1048166, v('(', ')', end_of_file), t)
   Fail: (241) [system] arg(_1049098, v('(', ')', end_of_file), t)
^  Fail: (240) [user] is_delimiter(t)
   Call: (240) [system] ')'==t
   Fail: (240) [system] ')'==t
   Call: (240) [system] get_char((0x55798e5fad60), t)
   Exit: (240) [system] get_char((0x55798e5fad60), t)
   Call: (240) [system] t=(\)
   Fail: (240) [system] t=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1056448)
   Call: (241) [system] peek_char((0x55798e5fad60), _1057382)
   Exit: (241) [system] peek_char((0x55798e5fad60), r)
^  Call: (241) [user] is_delimiter(r)
   Call: (242) [system] char_type(r, space)
   Fail: (242) [system] char_type(r, space)
   Call: (242) [system] arg(_1062102, v('(', ')', end_of_file), r)
   Fail: (242) [system] arg(_1063034, v('(', ')', end_of_file), r)
^  Fail: (241) [user] is_delimiter(r)
   Call: (241) [system] ')'==r
   Fail: (241) [system] ')'==r
   Call: (241) [system] get_char((0x55798e5fad60), r)
   Exit: (241) [system] get_char((0x55798e5fad60), r)
   Call: (241) [system] r=(\)
   Fail: (241) [system] r=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1070384)
   Call: (242) [system] peek_char((0x55798e5fad60), _1071318)
   Exit: (242) [system] peek_char((0x55798e5fad60), o)
^  Call: (242) [user] is_delimiter(o)
   Call: (243) [system] char_type(o, space)
   Fail: (243) [system] char_type(o, space)
   Call: (243) [system] arg(_1076038, v('(', ')', end_of_file), o)
   Fail: (243) [system] arg(_1076970, v('(', ')', end_of_file), o)
^  Fail: (242) [user] is_delimiter(o)
   Call: (242) [system] ')'==o
   Fail: (242) [system] ')'==o
   Call: (242) [system] get_char((0x55798e5fad60), o)
   Exit: (242) [system] get_char((0x55798e5fad60), o)
   Call: (242) [system] o=(\)
   Fail: (242) [system] o=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1084320)
   Call: (243) [system] peek_char((0x55798e5fad60), _1085254)
   Exit: (243) [system] peek_char((0x55798e5fad60), d)
^  Call: (243) [user] is_delimiter(d)
   Call: (244) [system] char_type(d, space)
   Fail: (244) [system] char_type(d, space)
   Call: (244) [system] arg(_1089974, v('(', ')', end_of_file), d)
   Fail: (244) [system] arg(_1090906, v('(', ')', end_of_file), d)
^  Fail: (243) [user] is_delimiter(d)
   Call: (243) [system] ')'==d
   Fail: (243) [system] ')'==d
   Call: (243) [system] get_char((0x55798e5fad60), d)
   Exit: (243) [system] get_char((0x55798e5fad60), d)
   Call: (243) [system] d=(\)
   Fail: (243) [system] d=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1098256)
   Call: (244) [system] peek_char((0x55798e5fad60), _1099190)
   Exit: (244) [system] peek_char((0x55798e5fad60), u)
^  Call: (244) [user] is_delimiter(u)
   Call: (245) [system] char_type(u, space)
   Fail: (245) [system] char_type(u, space)
   Call: (245) [system] arg(_1103910, v('(', ')', end_of_file), u)
   Fail: (245) [system] arg(_1104842, v('(', ')', end_of_file), u)
^  Fail: (244) [user] is_delimiter(u)
   Call: (244) [system] ')'==u
   Fail: (244) [system] ')'==u
   Call: (244) [system] get_char((0x55798e5fad60), u)
   Exit: (244) [system] get_char((0x55798e5fad60), u)
   Call: (244) [system] u=(\)
   Fail: (244) [system] u=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1112192)
   Call: (245) [system] peek_char((0x55798e5fad60), _1113126)
   Exit: (245) [system] peek_char((0x55798e5fad60), c)
^  Call: (245) [user] is_delimiter(c)
   Call: (246) [system] char_type(c, space)
   Fail: (246) [system] char_type(c, space)
   Call: (246) [system] arg(_1117846, v('(', ')', end_of_file), c)
   Fail: (246) [system] arg(_1118778, v('(', ')', end_of_file), c)
^  Fail: (245) [user] is_delimiter(c)
   Call: (245) [system] ')'==c
   Fail: (245) [system] ')'==c
   Call: (245) [system] get_char((0x55798e5fad60), c)
   Exit: (245) [system] get_char((0x55798e5fad60), c)
   Call: (245) [system] c=(\)
   Fail: (245) [system] c=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _1126128)
   Call: (246) [system] peek_char((0x55798e5fad60), _1127062)
   Exit: (246) [system] peek_char((0x55798e5fad60), t)
^  Call: (246) [user] is_delimiter(t)
   Call: (247) [system] char_type(t, space)
   Fail: (247) [system] char_type(t, space)
   Call: (247) [system] arg(_1131782, v('(', ')', end_of_file), t)
   Fail: (247) [system] arg(_1132714, v('(', ')', end_of_file), t)
^  Fail: (246) [user] is_delimiter(t)
   Call: (246) [system] ')'==t
   Fail: (246) [system] ')'==t
   Call: (246) [system] get_char((0x55798e5fad60), t)
   Exit: (246) [system] get_char((0x55798e5fad60), t)
   Call: (246) [system] t=(\)
   Fail: (246) [system] t=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _1140064)
   Call: (247) [system] peek_char((0x55798e5fad60), _1140998)
   Exit: (247) [system] peek_char((0x55798e5fad60), i)
^  Call: (247) [user] is_delimiter(i)
   Call: (248) [system] char_type(i, space)
   Fail: (248) [system] char_type(i, space)
   Call: (248) [system] arg(_1145718, v('(', ')', end_of_file), i)
   Fail: (248) [system] arg(_1146650, v('(', ')', end_of_file), i)
^  Fail: (247) [user] is_delimiter(i)
   Call: (247) [system] ')'==i
   Fail: (247) [system] ')'==i
   Call: (247) [system] get_char((0x55798e5fad60), i)
   Exit: (247) [system] get_char((0x55798e5fad60), i)
   Call: (247) [system] i=(\)
   Fail: (247) [system] i=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), _1154000)
   Call: (248) [system] peek_char((0x55798e5fad60), _1154934)
   Exit: (248) [system] peek_char((0x55798e5fad60), o)
^  Call: (248) [user] is_delimiter(o)
   Call: (249) [system] char_type(o, space)
   Fail: (249) [system] char_type(o, space)
   Call: (249) [system] arg(_1159654, v('(', ')', end_of_file), o)
   Fail: (249) [system] arg(_1160586, v('(', ')', end_of_file), o)
^  Fail: (248) [user] is_delimiter(o)
   Call: (248) [system] ')'==o
   Fail: (248) [system] ')'==o
   Call: (248) [system] get_char((0x55798e5fad60), o)
   Exit: (248) [system] get_char((0x55798e5fad60), o)
   Call: (248) [system] o=(\)
   Fail: (248) [system] o=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), _1167936)
   Call: (249) [system] peek_char((0x55798e5fad60), _1168870)
   Exit: (249) [system] peek_char((0x55798e5fad60), n)
^  Call: (249) [user] is_delimiter(n)
   Call: (250) [system] char_type(n, space)
   Fail: (250) [system] char_type(n, space)
   Call: (250) [system] arg(_1173590, v('(', ')', end_of_file), n)
   Fail: (250) [system] arg(_1174522, v('(', ')', end_of_file), n)
^  Fail: (249) [user] is_delimiter(n)
   Call: (249) [system] ')'==n
   Fail: (249) [system] ')'==n
   Call: (249) [system] get_char((0x55798e5fad60), n)
   Exit: (249) [system] get_char((0x55798e5fad60), n)
   Call: (249) [system] n=(\)
   Fail: (249) [system] n=(\)
^  Call: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), _1181872)
   Call: (250) [system] peek_char((0x55798e5fad60), _1182806)
   Exit: (250) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (250) [user] is_delimiter(' ')
   Call: (251) [system] char_type(' ', space)
   Exit: (251) [system] char_type(' ', space)
^  Exit: (250) [user] is_delimiter(' ')
   Call: (250) [system] _1181872=[]
   Exit: (250) [system] []=[]
^  Exit: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (249) [system] _1167936=[n]
   Exit: (249) [system] [n]=[n]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (248) [system] _1154000=[o, n]
   Exit: (248) [system] [o, n]=[o, n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (247) [system] _1140064=[i, o, n]
   Exit: (247) [system] [i, o, n]=[i, o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (246) [system] _1126128=[t, i, o, n]
   Exit: (246) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (245) [system] _1112192=[c, t, i, o, n]
   Exit: (245) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (244) [system] _1098256=[u, c, t, i, o, n]
   Exit: (244) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (243) [system] _1084320=[d, u, c, t, i, o, n]
   Exit: (243) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (242) [system] _1070384=[o, d, u, c, t, i, o, n]
   Exit: (242) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (241) [system] _1056448=[r, o, d, u, c, t, i, o, n]
   Exit: (241) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (240) [system] _1042512=[t, r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _1028576=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _1014640=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _1000704=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _986768=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _972832=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _958896=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _944960=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _931024=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _917088=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _903152=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _889216=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _875280=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (227) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _841626)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1253584, _1253586), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _841626), _1253560, fail)), '$restore_trace'(_1253584, _1253586))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1253584, _1253586))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _841626), _1253560, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_841626)
   Fail: (228) [system] atomic(_841626)
   Call: (228) [system] atom_chars(_841626, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (228) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (227) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1262960)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1264818)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _1272556)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1275260)
   Exit: (228) [system] peek_char((0x55798e5fad60), a)
   Call: (228) [system] a=(;)
   Fail: (228) [system] a=(;)
^  Call: (228) [user] is_like_space(a)
   Call: (229) [system] char_type(a, 'white')
   Fail: (229) [system] char_type(a, 'white')
   Call: (229) [system] char_type(a, end_of_line)
   Fail: (229) [system] char_type(a, end_of_line)
   Call: (229) [system] char_type(a, space)
   Fail: (229) [system] char_type(a, space)
   Call: (229) [system] char_type(a, cntrl)
   Fail: (229) [system] char_type(a, cntrl)
^  Fail: (228) [user] is_like_space(a)
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1290338)
   Exit: (226) [system] peek_char((0x55798e5fad60), a)
   Call: (226) [system] a=')'
   Fail: (226) [system] a=')'
   Call: (226) [system] a=end_of_file
   Fail: (226) [system] a=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _1295908)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1297766)
   Exit: (228) [system] peek_char((0x55798e5fad60), a)
   Call: (228) [system] a=(;)
   Fail: (228) [system] a=(;)
^  Call: (228) [user] is_like_space(a)
   Call: (229) [system] char_type(a, 'white')
   Fail: (229) [system] char_type(a, 'white')
   Call: (229) [system] char_type(a, end_of_line)
   Fail: (229) [system] char_type(a, end_of_line)
   Call: (229) [system] char_type(a, space)
   Fail: (229) [system] char_type(a, space)
   Call: (229) [system] char_type(a, cntrl)
   Fail: (229) [system] char_type(a, cntrl)
^  Fail: (228) [user] is_like_space(a)
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _1311920)
   Exit: (227) [system] get_char((0x55798e5fad60), a)
   Call: (227) [system] a='('
   Fail: (227) [system] a='('
   Call: (227) [system] a='['
   Fail: (227) [system] a='['
   Call: (227) [system] a='{'
   Fail: (227) [system] a='{'
   Call: (227) [system] a='"'
   Fail: (227) [system] a='"'
   Call: (227) [system] a=!
   Fail: (227) [system] a=!
   Call: (227) [system] a='\''
   Fail: (227) [system] a='\''
   Call: (227) [system] a='`'
   Fail: (227) [system] a='`'
   Call: (227) [system] a=end_of_file
   Fail: (227) [system] a=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), a, _1295908)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1329562)
   Call: (229) [system] peek_char((0x55798e5fad60), _1330496)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _1329562=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (228) [user] classify_and_convert_charseq(a, [], _1295908)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_1339806, _1339808), once(user:catch(read_from_chars([a], _1295908), _1339782, fail)), '$restore_trace'(_1339806, _1339808))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_1339806, _1339808))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1339782, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(a)
   Exit: (229) [system] atomic(a)
^  Exit: (228) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1347306)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1349164)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _1356902)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1359606)
   Exit: (229) [system] peek_char((0x55798e5fad60), a)
   Call: (229) [system] a=(;)
   Fail: (229) [system] a=(;)
^  Call: (229) [user] is_like_space(a)
   Call: (230) [system] char_type(a, 'white')
   Fail: (230) [system] char_type(a, 'white')
   Call: (230) [system] char_type(a, end_of_line)
   Fail: (230) [system] char_type(a, end_of_line)
   Call: (230) [system] char_type(a, space)
   Fail: (230) [system] char_type(a, space)
   Call: (230) [system] char_type(a, cntrl)
   Fail: (230) [system] char_type(a, cntrl)
^  Fail: (229) [user] is_like_space(a)
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1374684)
   Exit: (227) [system] peek_char((0x55798e5fad60), a)
   Call: (227) [system] a=')'
   Fail: (227) [system] a=')'
   Call: (227) [system] a=end_of_file
   Fail: (227) [system] a=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _1380254)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1382112)
   Exit: (229) [system] peek_char((0x55798e5fad60), a)
   Call: (229) [system] a=(;)
   Fail: (229) [system] a=(;)
^  Call: (229) [user] is_like_space(a)
   Call: (230) [system] char_type(a, 'white')
   Fail: (230) [system] char_type(a, 'white')
   Call: (230) [system] char_type(a, end_of_line)
   Fail: (230) [system] char_type(a, end_of_line)
   Call: (230) [system] char_type(a, space)
   Fail: (230) [system] char_type(a, space)
   Call: (230) [system] char_type(a, cntrl)
   Fail: (230) [system] char_type(a, cntrl)
^  Fail: (229) [user] is_like_space(a)
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _1396266)
   Exit: (228) [system] get_char((0x55798e5fad60), a)
   Call: (228) [system] a='('
   Fail: (228) [system] a='('
   Call: (228) [system] a='['
   Fail: (228) [system] a='['
   Call: (228) [system] a='{'
   Fail: (228) [system] a='{'
   Call: (228) [system] a='"'
   Fail: (228) [system] a='"'
   Call: (228) [system] a=!
   Fail: (228) [system] a=!
   Call: (228) [system] a='\''
   Fail: (228) [system] a='\''
   Call: (228) [system] a='`'
   Fail: (228) [system] a='`'
   Call: (228) [system] a=end_of_file
   Fail: (228) [system] a=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), a, _1380254)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1413908)
   Call: (230) [system] peek_char((0x55798e5fad60), _1414842)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
^  Call: (230) [user] is_delimiter(')')
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] arg(_1419562, v('(', ')', end_of_file), ')')
   Exit: (231) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (230) [user] is_delimiter(')')
   Call: (230) [system] _1413908=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (229) [user] classify_and_convert_charseq(a, [], _1380254)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1426024, _1426026), once(user:catch(read_from_chars([a], _1380254), _1426000, fail)), '$restore_trace'(_1426024, _1426026))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1426024, _1426026))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1426000, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(a)
   Exit: (230) [system] atomic(a)
^  Exit: (229) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1433524)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1435382)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=(;)
   Fail: (229) [system] ')'=(;)
^  Call: (229) [user] is_like_space(')')
   Call: (230) [system] char_type(')', 'white')
   Fail: (230) [system] char_type(')', 'white')
   Call: (230) [system] char_type(')', end_of_line)
   Fail: (230) [system] char_type(')', end_of_line)
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] char_type(')', cntrl)
   Fail: (230) [system] char_type(')', cntrl)
^  Fail: (229) [user] is_like_space(')')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1449536)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=')'
   Exit: (228) [system] ')'=')'
   Call: (228) [system] get_char((0x55798e5fad60), _1453326)
   Exit: (228) [system] get_char((0x55798e5fad60), ')')
   Call: (228) [system] _1433524=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [])
   Call: (227) [system] _1347306=[a]
   Exit: (227) [system] [a]=[a]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (226) [system] _1262960=[a, a]
   Exit: (226) [system] [a, a]=[a, a]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [a, a])
   Call: (225) [system] _800320=['DisjunctionIntroduction', a, a]
   Exit: (225) [system] ['DisjunctionIntroduction', a, a]=['DisjunctionIntroduction', a, a]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, a])
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, a])
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1467208)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1469066)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=(;)
   Fail: (225) [system] ')'=(;)
^  Call: (225) [user] is_like_space(')')
   Call: (226) [system] char_type(')', 'white')
   Fail: (226) [system] char_type(')', 'white')
   Call: (226) [system] char_type(')', end_of_line)
   Fail: (226) [system] char_type(')', end_of_line)
   Call: (226) [system] char_type(')', space)
   Fail: (226) [system] char_type(')', space)
   Call: (226) [system] char_type(')', cntrl)
   Fail: (226) [system] char_type(')', cntrl)
^  Fail: (225) [user] is_like_space(')')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1483220)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=')'
   Exit: (224) [system] ')'=')'
   Call: (224) [system] get_char((0x55798e5fad60), _1487010)
   Exit: (224) [system] get_char((0x55798e5fad60), ')')
   Call: (224) [system] _1467208=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [])
   Call: (223) [system] _767372=[['DisjunctionIntroduction', a, a]]
   Exit: (223) [system] [['DisjunctionIntroduction', a, a]]=[['DisjunctionIntroduction', a, a]]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', a, a]])
   Call: (222) [system] _649566=[abc, ['DisjunctionIntroduction', a, a]]
   Exit: (222) [system] [abc, ['DisjunctionIntroduction', a, a]]=[abc, ['DisjunctionIntroduction', a, a]]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [abc, ['DisjunctionIntroduction', a, a]])
   Call: (221) [system] _186926=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]
   Exit: (221) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]])
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]])
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1500892)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1502750)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _1510488)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1513192)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1528270)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1533840)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1535698)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1549852)
   Exit: (221) [system] get_char((0x55798e5fad60), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1533840)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1555422)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'O')
   Call: (223) [system] 'O'=(;)
   Fail: (223) [system] 'O'=(;)
^  Call: (223) [user] is_like_space('O')
   Call: (224) [system] char_type('O', 'white')
   Fail: (224) [system] char_type('O', 'white')
   Call: (224) [system] char_type('O', end_of_line)
   Fail: (224) [system] char_type('O', end_of_line)
   Call: (224) [system] char_type('O', space)
   Fail: (224) [system] char_type('O', space)
   Call: (224) [system] char_type('O', cntrl)
   Fail: (224) [system] char_type('O', cntrl)
^  Fail: (223) [user] is_like_space('O')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1569576)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'O')
   Call: (222) [system] 'O'=')'
   Fail: (222) [system] 'O'=')'
   Call: (222) [system] 'O'=end_of_file
   Fail: (222) [system] 'O'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1575146)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1577004)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'O')
   Call: (224) [system] 'O'=(;)
   Fail: (224) [system] 'O'=(;)
^  Call: (224) [user] is_like_space('O')
   Call: (225) [system] char_type('O', 'white')
   Fail: (225) [system] char_type('O', 'white')
   Call: (225) [system] char_type('O', end_of_line)
   Fail: (225) [system] char_type('O', end_of_line)
   Call: (225) [system] char_type('O', space)
   Fail: (225) [system] char_type('O', space)
   Call: (225) [system] char_type('O', cntrl)
   Fail: (225) [system] char_type('O', cntrl)
^  Fail: (224) [user] is_like_space('O')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1591158)
   Exit: (223) [system] get_char((0x55798e5fad60), 'O')
   Call: (223) [system] 'O'='('
   Fail: (223) [system] 'O'='('
   Call: (223) [system] 'O'='['
   Fail: (223) [system] 'O'='['
   Call: (223) [system] 'O'='{'
   Fail: (223) [system] 'O'='{'
   Call: (223) [system] 'O'='"'
   Fail: (223) [system] 'O'='"'
   Call: (223) [system] 'O'=!
   Fail: (223) [system] 'O'=!
   Call: (223) [system] 'O'='\''
   Fail: (223) [system] 'O'='\''
   Call: (223) [system] 'O'='`'
   Fail: (223) [system] 'O'='`'
   Call: (223) [system] 'O'=end_of_file
   Fail: (223) [system] 'O'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1575146)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1608800)
   Call: (225) [system] peek_char((0x55798e5fad60), _1609734)
   Exit: (225) [system] peek_char((0x55798e5fad60), r)
^  Call: (225) [user] is_delimiter(r)
   Call: (226) [system] char_type(r, space)
   Fail: (226) [system] char_type(r, space)
   Call: (226) [system] arg(_1614454, v('(', ')', end_of_file), r)
   Fail: (226) [system] arg(_1615386, v('(', ')', end_of_file), r)
^  Fail: (225) [user] is_delimiter(r)
   Call: (225) [system] ')'==r
   Fail: (225) [system] ')'==r
   Call: (225) [system] get_char((0x55798e5fad60), r)
   Exit: (225) [system] get_char((0x55798e5fad60), r)
   Call: (225) [system] r=(\)
   Fail: (225) [system] r=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1622736)
   Call: (226) [system] peek_char((0x55798e5fad60), _1623670)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (226) [user] is_delimiter('L')
   Call: (227) [system] char_type('L', space)
   Fail: (227) [system] char_type('L', space)
   Call: (227) [system] arg(_1628390, v('(', ')', end_of_file), 'L')
   Fail: (227) [system] arg(_1629322, v('(', ')', end_of_file), 'L')
^  Fail: (226) [user] is_delimiter('L')
   Call: (226) [system] ')'=='L'
   Fail: (226) [system] ')'=='L'
   Call: (226) [system] get_char((0x55798e5fad60), 'L')
   Exit: (226) [system] get_char((0x55798e5fad60), 'L')
   Call: (226) [system] 'L'=(\)
   Fail: (226) [system] 'L'=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1636672)
   Call: (227) [system] peek_char((0x55798e5fad60), _1637606)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_1642326, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_1643258, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1650608)
   Call: (228) [system] peek_char((0x55798e5fad60), _1651542)
   Exit: (228) [system] peek_char((0x55798e5fad60), n)
^  Call: (228) [user] is_delimiter(n)
   Call: (229) [system] char_type(n, space)
   Fail: (229) [system] char_type(n, space)
   Call: (229) [system] arg(_1656262, v('(', ')', end_of_file), n)
   Fail: (229) [system] arg(_1657194, v('(', ')', end_of_file), n)
^  Fail: (228) [user] is_delimiter(n)
   Call: (228) [system] ')'==n
   Fail: (228) [system] ')'==n
   Call: (228) [system] get_char((0x55798e5fad60), n)
   Exit: (228) [system] get_char((0x55798e5fad60), n)
   Call: (228) [system] n=(\)
   Fail: (228) [system] n=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1664544)
   Call: (229) [system] peek_char((0x55798e5fad60), _1665478)
   Exit: (229) [system] peek_char((0x55798e5fad60), k)
^  Call: (229) [user] is_delimiter(k)
   Call: (230) [system] char_type(k, space)
   Fail: (230) [system] char_type(k, space)
   Call: (230) [system] arg(_1670198, v('(', ')', end_of_file), k)
   Fail: (230) [system] arg(_1671130, v('(', ')', end_of_file), k)
^  Fail: (229) [user] is_delimiter(k)
   Call: (229) [system] ')'==k
   Fail: (229) [system] ')'==k
   Call: (229) [system] get_char((0x55798e5fad60), k)
   Exit: (229) [system] get_char((0x55798e5fad60), k)
   Call: (229) [system] k=(\)
   Fail: (229) [system] k=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1678480)
   Call: (230) [system] peek_char((0x55798e5fad60), _1679414)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _1678480=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (229) [system] _1664544=[k]
   Exit: (229) [system] [k]=[k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (228) [system] _1650608=[n, k]
   Exit: (228) [system] [n, k]=[n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (227) [system] _1636672=[i, n, k]
   Exit: (227) [system] [i, n, k]=[i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (226) [system] _1622736=['L', i, n, k]
   Exit: (226) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (225) [system] _1608800=[r, 'L', i, n, k]
   Exit: (225) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (224) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1575146)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1702694, _1702696), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1575146), _1702670, fail)), '$restore_trace'(_1702694, _1702696))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1702694, _1702696))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1575146), _1702670, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_1575146)
   Fail: (225) [system] atomic(_1575146)
   Call: (225) [system] atom_chars(_1575146, ['O', r, 'L', i, n, k])
   Exit: (225) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (224) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1712070)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1713928)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _1721666)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1724370)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1739448)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=')'
   Fail: (223) [system] '('=')'
   Call: (223) [system] '('=end_of_file
   Fail: (223) [system] '('=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1745018)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1746876)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=(;)
   Fail: (225) [system] '('=(;)
^  Call: (225) [user] is_like_space('(')
   Call: (226) [system] char_type('(', 'white')
   Fail: (226) [system] char_type('(', 'white')
   Call: (226) [system] char_type('(', end_of_line)
   Fail: (226) [system] char_type('(', end_of_line)
   Call: (226) [system] char_type('(', space)
   Fail: (226) [system] char_type('(', space)
   Call: (226) [system] char_type('(', cntrl)
   Fail: (226) [system] char_type('(', cntrl)
^  Fail: (225) [user] is_like_space('(')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1761030)
   Exit: (224) [system] get_char((0x55798e5fad60), '(')
   Call: (224) [system] '('='('
   Exit: (224) [system] '('='('
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1745018)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1766600)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'=(;)
   Fail: (226) [system] 'I'=(;)
^  Call: (226) [user] is_like_space('I')
   Call: (227) [system] char_type('I', 'white')
   Fail: (227) [system] char_type('I', 'white')
   Call: (227) [system] char_type('I', end_of_line)
   Fail: (227) [system] char_type('I', end_of_line)
   Call: (227) [system] char_type('I', space)
   Fail: (227) [system] char_type('I', space)
   Call: (227) [system] char_type('I', cntrl)
   Fail: (227) [system] char_type('I', cntrl)
^  Fail: (226) [user] is_like_space('I')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1780754)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'I')
   Call: (225) [system] 'I'=')'
   Fail: (225) [system] 'I'=')'
   Call: (225) [system] 'I'=end_of_file
   Fail: (225) [system] 'I'=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1786324)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1788182)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'I')
   Call: (227) [system] 'I'=(;)
   Fail: (227) [system] 'I'=(;)
^  Call: (227) [user] is_like_space('I')
   Call: (228) [system] char_type('I', 'white')
   Fail: (228) [system] char_type('I', 'white')
   Call: (228) [system] char_type('I', end_of_line)
   Fail: (228) [system] char_type('I', end_of_line)
   Call: (228) [system] char_type('I', space)
   Fail: (228) [system] char_type('I', space)
   Call: (228) [system] char_type('I', cntrl)
   Fail: (228) [system] char_type('I', cntrl)
^  Fail: (227) [user] is_like_space('I')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1802336)
   Exit: (226) [system] get_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'='('
   Fail: (226) [system] 'I'='('
   Call: (226) [system] 'I'='['
   Fail: (226) [system] 'I'='['
   Call: (226) [system] 'I'='{'
   Fail: (226) [system] 'I'='{'
   Call: (226) [system] 'I'='"'
   Fail: (226) [system] 'I'='"'
   Call: (226) [system] 'I'=!
   Fail: (226) [system] 'I'=!
   Call: (226) [system] 'I'='\''
   Fail: (226) [system] 'I'='\''
   Call: (226) [system] 'I'='`'
   Fail: (226) [system] 'I'='`'
   Call: (226) [system] 'I'=end_of_file
   Fail: (226) [system] 'I'=end_of_file
^  Call: (226) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1786324)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1819978)
   Call: (228) [system] peek_char((0x55798e5fad60), _1820912)
   Exit: (228) [system] peek_char((0x55798e5fad60), m)
^  Call: (228) [user] is_delimiter(m)
   Call: (229) [system] char_type(m, space)
   Fail: (229) [system] char_type(m, space)
   Call: (229) [system] arg(_1825632, v('(', ')', end_of_file), m)
   Fail: (229) [system] arg(_1826564, v('(', ')', end_of_file), m)
^  Fail: (228) [user] is_delimiter(m)
   Call: (228) [system] ')'==m
   Fail: (228) [system] ')'==m
   Call: (228) [system] get_char((0x55798e5fad60), m)
   Exit: (228) [system] get_char((0x55798e5fad60), m)
   Call: (228) [system] m=(\)
   Fail: (228) [system] m=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1833914)
   Call: (229) [system] peek_char((0x55798e5fad60), _1834848)
   Exit: (229) [system] peek_char((0x55798e5fad60), p)
^  Call: (229) [user] is_delimiter(p)
   Call: (230) [system] char_type(p, space)
   Fail: (230) [system] char_type(p, space)
   Call: (230) [system] arg(_1839568, v('(', ')', end_of_file), p)
   Fail: (230) [system] arg(_1840500, v('(', ')', end_of_file), p)
^  Fail: (229) [user] is_delimiter(p)
   Call: (229) [system] ')'==p
   Fail: (229) [system] ')'==p
   Call: (229) [system] get_char((0x55798e5fad60), p)
   Exit: (229) [system] get_char((0x55798e5fad60), p)
   Call: (229) [system] p=(\)
   Fail: (229) [system] p=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1847850)
   Call: (230) [system] peek_char((0x55798e5fad60), _1848784)
   Exit: (230) [system] peek_char((0x55798e5fad60), l)
^  Call: (230) [user] is_delimiter(l)
   Call: (231) [system] char_type(l, space)
   Fail: (231) [system] char_type(l, space)
   Call: (231) [system] arg(_1853504, v('(', ')', end_of_file), l)
   Fail: (231) [system] arg(_1854436, v('(', ')', end_of_file), l)
^  Fail: (230) [user] is_delimiter(l)
   Call: (230) [system] ')'==l
   Fail: (230) [system] ')'==l
   Call: (230) [system] get_char((0x55798e5fad60), l)
   Exit: (230) [system] get_char((0x55798e5fad60), l)
   Call: (230) [system] l=(\)
   Fail: (230) [system] l=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1861786)
   Call: (231) [system] peek_char((0x55798e5fad60), _1862720)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_1867440, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_1868372, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1875722)
   Call: (232) [system] peek_char((0x55798e5fad60), _1876656)
   Exit: (232) [system] peek_char((0x55798e5fad60), c)
^  Call: (232) [user] is_delimiter(c)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] arg(_1881376, v('(', ')', end_of_file), c)
   Fail: (233) [system] arg(_1882308, v('(', ')', end_of_file), c)
^  Fail: (232) [user] is_delimiter(c)
   Call: (232) [system] ')'==c
   Fail: (232) [system] ')'==c
   Call: (232) [system] get_char((0x55798e5fad60), c)
   Exit: (232) [system] get_char((0x55798e5fad60), c)
   Call: (232) [system] c=(\)
   Fail: (232) [system] c=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1889658)
   Call: (233) [system] peek_char((0x55798e5fad60), _1890592)
   Exit: (233) [system] peek_char((0x55798e5fad60), a)
^  Call: (233) [user] is_delimiter(a)
   Call: (234) [system] char_type(a, space)
   Fail: (234) [system] char_type(a, space)
   Call: (234) [system] arg(_1895312, v('(', ')', end_of_file), a)
   Fail: (234) [system] arg(_1896244, v('(', ')', end_of_file), a)
^  Fail: (233) [user] is_delimiter(a)
   Call: (233) [system] ')'==a
   Fail: (233) [system] ')'==a
   Call: (233) [system] get_char((0x55798e5fad60), a)
   Exit: (233) [system] get_char((0x55798e5fad60), a)
   Call: (233) [system] a=(\)
   Fail: (233) [system] a=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1903594)
   Call: (234) [system] peek_char((0x55798e5fad60), _1904528)
   Exit: (234) [system] peek_char((0x55798e5fad60), t)
^  Call: (234) [user] is_delimiter(t)
   Call: (235) [system] char_type(t, space)
   Fail: (235) [system] char_type(t, space)
   Call: (235) [system] arg(_1909248, v('(', ')', end_of_file), t)
   Fail: (235) [system] arg(_1910180, v('(', ')', end_of_file), t)
^  Fail: (234) [user] is_delimiter(t)
   Call: (234) [system] ')'==t
   Fail: (234) [system] ')'==t
   Call: (234) [system] get_char((0x55798e5fad60), t)
   Exit: (234) [system] get_char((0x55798e5fad60), t)
   Call: (234) [system] t=(\)
   Fail: (234) [system] t=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1917530)
   Call: (235) [system] peek_char((0x55798e5fad60), _1918464)
   Exit: (235) [system] peek_char((0x55798e5fad60), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_1923184, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_1924116, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55798e5fad60), i)
   Exit: (235) [system] get_char((0x55798e5fad60), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1931466)
   Call: (236) [system] peek_char((0x55798e5fad60), _1932400)
   Exit: (236) [system] peek_char((0x55798e5fad60), o)
^  Call: (236) [user] is_delimiter(o)
   Call: (237) [system] char_type(o, space)
   Fail: (237) [system] char_type(o, space)
   Call: (237) [system] arg(_1937120, v('(', ')', end_of_file), o)
   Fail: (237) [system] arg(_1938052, v('(', ')', end_of_file), o)
^  Fail: (236) [user] is_delimiter(o)
   Call: (236) [system] ')'==o
   Fail: (236) [system] ')'==o
   Call: (236) [system] get_char((0x55798e5fad60), o)
   Exit: (236) [system] get_char((0x55798e5fad60), o)
   Call: (236) [system] o=(\)
   Fail: (236) [system] o=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1945402)
   Call: (237) [system] peek_char((0x55798e5fad60), _1946336)
   Exit: (237) [system] peek_char((0x55798e5fad60), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_1951056, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_1951988, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55798e5fad60), n)
   Exit: (237) [system] get_char((0x55798e5fad60), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1959338)
   Call: (238) [system] peek_char((0x55798e5fad60), _1960272)
   Exit: (238) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _1959338=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (237) [system] _1945402=[n]
   Exit: (237) [system] [n]=[n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (236) [system] _1931466=[o, n]
   Exit: (236) [system] [o, n]=[o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (235) [system] _1917530=[i, o, n]
   Exit: (235) [system] [i, o, n]=[i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (234) [system] _1903594=[t, i, o, n]
   Exit: (234) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (233) [system] _1889658=[a, t, i, o, n]
   Exit: (233) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (232) [system] _1875722=[c, a, t, i, o, n]
   Exit: (232) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (231) [system] _1861786=[i, c, a, t, i, o, n]
   Exit: (231) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (230) [system] _1847850=[l, i, c, a, t, i, o, n]
   Exit: (230) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (229) [system] _1833914=[p, l, i, c, a, t, i, o, n]
   Exit: (229) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (228) [system] _1819978=[m, p, l, i, c, a, t, i, o, n]
   Exit: (228) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (227) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1786324)
^  Call: (229) [system] setup_call_cleanup('$notrace'(_1997522, _1997524), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1786324), _1997498, fail)), '$restore_trace'(_1997522, _1997524))
^  Call: (230) [system] sig_atomic(system:'$notrace'(_1997522, _1997524))
^  Exit: (229) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1786324), _1997498, fail)), system:'$restore_trace'(3, -1))
   Call: (228) [system] atomic(_1786324)
   Fail: (228) [system] atomic(_1786324)
   Call: (228) [system] atom_chars(_1786324, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (228) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (227) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (226) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _2006898)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _2008756)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _2016494)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _2019198)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _2034276)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=')'
   Fail: (226) [system] '('=')'
   Call: (226) [system] '('=end_of_file
   Fail: (226) [system] '('=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _2039846)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _2041704)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _2055858)
   Exit: (227) [system] get_char((0x55798e5fad60), '(')
   Call: (227) [system] '('='('
   Exit: (227) [system] '('='('
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _2039846)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _2061428)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'=(;)
   Fail: (229) [system] 'A'=(;)
^  Call: (229) [user] is_like_space('A')
   Call: (230) [system] char_type('A', 'white')
   Fail: (230) [system] char_type('A', 'white')
   Call: (230) [system] char_type('A', end_of_line)
   Fail: (230) [system] char_type('A', end_of_line)
   Call: (230) [system] char_type('A', space)
   Fail: (230) [system] char_type('A', space)
   Call: (230) [system] char_type('A', cntrl)
   Fail: (230) [system] char_type('A', cntrl)
^  Fail: (229) [user] is_like_space('A')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _2075582)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=')'
   Fail: (228) [system] 'A'=')'
   Call: (228) [system] 'A'=end_of_file
   Fail: (228) [system] 'A'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _2081152)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _2083010)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'=(;)
   Fail: (230) [system] 'A'=(;)
^  Call: (230) [user] is_like_space('A')
   Call: (231) [system] char_type('A', 'white')
   Fail: (231) [system] char_type('A', 'white')
   Call: (231) [system] char_type('A', end_of_line)
   Fail: (231) [system] char_type('A', end_of_line)
   Call: (231) [system] char_type('A', space)
   Fail: (231) [system] char_type('A', space)
   Call: (231) [system] char_type('A', cntrl)
   Fail: (231) [system] char_type('A', cntrl)
^  Fail: (230) [user] is_like_space('A')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _6808)
   Exit: (229) [system] get_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'='('
   Fail: (229) [system] 'A'='('
   Call: (229) [system] 'A'='['
   Fail: (229) [system] 'A'='['
   Call: (229) [system] 'A'='{'
   Fail: (229) [system] 'A'='{'
   Call: (229) [system] 'A'='"'
   Fail: (229) [system] 'A'='"'
   Call: (229) [system] 'A'=!
   Fail: (229) [system] 'A'=!
   Call: (229) [system] 'A'='\''
   Fail: (229) [system] 'A'='\''
   Call: (229) [system] 'A'='`'
   Fail: (229) [system] 'A'='`'
   Call: (229) [system] 'A'=end_of_file
   Fail: (229) [system] 'A'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'A', _6452)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _24450)
   Call: (231) [system] peek_char((0x55798e5fad60), _25384)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_30104, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_31036, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _38386)
   Call: (232) [system] peek_char((0x55798e5fad60), _39320)
   Exit: (232) [system] peek_char((0x55798e5fad60), d)
^  Call: (232) [user] is_delimiter(d)
   Call: (233) [system] char_type(d, space)
   Fail: (233) [system] char_type(d, space)
   Call: (233) [system] arg(_44040, v('(', ')', end_of_file), d)
   Fail: (233) [system] arg(_44972, v('(', ')', end_of_file), d)
^  Fail: (232) [user] is_delimiter(d)
   Call: (232) [system] ')'==d
   Fail: (232) [system] ')'==d
   Call: (232) [system] get_char((0x55798e5fad60), d)
   Exit: (232) [system] get_char((0x55798e5fad60), d)
   Call: (232) [system] d=(\)
   Fail: (232) [system] d=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _52322)
   Call: (233) [system] peek_char((0x55798e5fad60), _53256)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (233) [user] is_delimiter('L')
   Call: (234) [system] char_type('L', space)
   Fail: (234) [system] char_type('L', space)
   Call: (234) [system] arg(_57976, v('(', ')', end_of_file), 'L')
   Fail: (234) [system] arg(_58908, v('(', ')', end_of_file), 'L')
^  Fail: (233) [user] is_delimiter('L')
   Call: (233) [system] ')'=='L'
   Fail: (233) [system] ')'=='L'
   Call: (233) [system] get_char((0x55798e5fad60), 'L')
   Exit: (233) [system] get_char((0x55798e5fad60), 'L')
   Call: (233) [system] 'L'=(\)
   Fail: (233) [system] 'L'=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _66258)
   Call: (234) [system] peek_char((0x55798e5fad60), _67192)
   Exit: (234) [system] peek_char((0x55798e5fad60), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_71912, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_72844, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55798e5fad60), i)
   Exit: (234) [system] get_char((0x55798e5fad60), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _80194)
   Call: (235) [system] peek_char((0x55798e5fad60), _81128)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_85848, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_86780, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _94130)
   Call: (236) [system] peek_char((0x55798e5fad60), _95064)
   Exit: (236) [system] peek_char((0x55798e5fad60), k)
^  Call: (236) [user] is_delimiter(k)
   Call: (237) [system] char_type(k, space)
   Fail: (237) [system] char_type(k, space)
   Call: (237) [system] arg(_99784, v('(', ')', end_of_file), k)
   Fail: (237) [system] arg(_100716, v('(', ')', end_of_file), k)
^  Fail: (236) [user] is_delimiter(k)
   Call: (236) [system] ')'==k
   Fail: (236) [system] ')'==k
   Call: (236) [system] get_char((0x55798e5fad60), k)
   Exit: (236) [system] get_char((0x55798e5fad60), k)
   Call: (236) [system] k=(\)
   Fail: (236) [system] k=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _108066)
   Call: (237) [system] peek_char((0x55798e5fad60), _109000)
   Exit: (237) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (237) [user] is_delimiter(' ')
   Call: (238) [system] char_type(' ', space)
   Exit: (238) [system] char_type(' ', space)
^  Exit: (237) [user] is_delimiter(' ')
   Call: (237) [system] _108066=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (236) [system] _94130=[k]
   Exit: (236) [system] [k]=[k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (235) [system] _80194=[n, k]
   Exit: (235) [system] [n, k]=[n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (234) [system] _66258=[i, n, k]
   Exit: (234) [system] [i, n, k]=[i, n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (233) [system] _52322=['L', i, n, k]
   Exit: (233) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (232) [system] _38386=[d, 'L', i, n, k]
   Exit: (232) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (231) [system] _24450=[n, d, 'L', i, n, k]
   Exit: (231) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (230) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _6452)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_135074, _135076), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _6452), _135050, fail)), '$restore_trace'(_135074, _135076))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_135074, _135076))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _6452), _135050, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_6452)
   Fail: (231) [system] atomic(_6452)
   Call: (231) [system] atom_chars(_6452, ['A', n, d, 'L', i, n, k])
   Exit: (231) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (230) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _144450)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _146308)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _154046)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _156750)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'A')
   Call: (231) [system] 'A'=(;)
   Fail: (231) [system] 'A'=(;)
^  Call: (231) [user] is_like_space('A')
   Call: (232) [system] char_type('A', 'white')
   Fail: (232) [system] char_type('A', 'white')
   Call: (232) [system] char_type('A', end_of_line)
   Fail: (232) [system] char_type('A', end_of_line)
   Call: (232) [system] char_type('A', space)
   Fail: (232) [system] char_type('A', space)
   Call: (232) [system] char_type('A', cntrl)
   Fail: (232) [system] char_type('A', cntrl)
^  Fail: (231) [user] is_like_space('A')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _171828)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'=')'
   Fail: (229) [system] 'A'=')'
   Call: (229) [system] 'A'=end_of_file
   Fail: (229) [system] 'A'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _177398)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _179256)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'A')
   Call: (231) [system] 'A'=(;)
   Fail: (231) [system] 'A'=(;)
^  Call: (231) [user] is_like_space('A')
   Call: (232) [system] char_type('A', 'white')
   Fail: (232) [system] char_type('A', 'white')
   Call: (232) [system] char_type('A', end_of_line)
   Fail: (232) [system] char_type('A', end_of_line)
   Call: (232) [system] char_type('A', space)
   Fail: (232) [system] char_type('A', space)
   Call: (232) [system] char_type('A', cntrl)
   Fail: (232) [system] char_type('A', cntrl)
^  Fail: (231) [user] is_like_space('A')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _193410)
   Exit: (230) [system] get_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'='('
   Fail: (230) [system] 'A'='('
   Call: (230) [system] 'A'='['
   Fail: (230) [system] 'A'='['
   Call: (230) [system] 'A'='{'
   Fail: (230) [system] 'A'='{'
   Call: (230) [system] 'A'='"'
   Fail: (230) [system] 'A'='"'
   Call: (230) [system] 'A'=!
   Fail: (230) [system] 'A'=!
   Call: (230) [system] 'A'='\''
   Fail: (230) [system] 'A'='\''
   Call: (230) [system] 'A'='`'
   Fail: (230) [system] 'A'='`'
   Call: (230) [system] 'A'=end_of_file
   Fail: (230) [system] 'A'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'A', _177398)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _211052)
   Call: (232) [system] peek_char((0x55798e5fad60), _211986)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _211052=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (231) [user] classify_and_convert_charseq('A', [], _177398)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_221296, _221298), once(user:catch(read_from_chars(['A'], _177398), _221272, fail)), '$restore_trace'(_221296, _221298))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_221296, _221298))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _177398), _221272, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_177398)
   Fail: (232) [system] atomic(_177398)
   Call: (232) [system] atom_chars(_177398, ['A'])
   Exit: (232) [system] atom_chars('A', ['A'])
^  Exit: (231) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _230672)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _232530)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55798e5fad60), _240268)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _242972)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'B')
   Call: (232) [system] 'B'=(;)
   Fail: (232) [system] 'B'=(;)
^  Call: (232) [user] is_like_space('B')
   Call: (233) [system] char_type('B', 'white')
   Fail: (233) [system] char_type('B', 'white')
   Call: (233) [system] char_type('B', end_of_line)
   Fail: (233) [system] char_type('B', end_of_line)
   Call: (233) [system] char_type('B', space)
   Fail: (233) [system] char_type('B', space)
   Call: (233) [system] char_type('B', cntrl)
   Fail: (233) [system] char_type('B', cntrl)
^  Fail: (232) [user] is_like_space('B')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _258050)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'B')
   Call: (230) [system] 'B'=')'
   Fail: (230) [system] 'B'=')'
   Call: (230) [system] 'B'=end_of_file
   Fail: (230) [system] 'B'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _263620)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _265478)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'B')
   Call: (232) [system] 'B'=(;)
   Fail: (232) [system] 'B'=(;)
^  Call: (232) [user] is_like_space('B')
   Call: (233) [system] char_type('B', 'white')
   Fail: (233) [system] char_type('B', 'white')
   Call: (233) [system] char_type('B', end_of_line)
   Fail: (233) [system] char_type('B', end_of_line)
   Call: (233) [system] char_type('B', space)
   Fail: (233) [system] char_type('B', space)
   Call: (233) [system] char_type('B', cntrl)
   Fail: (233) [system] char_type('B', cntrl)
^  Fail: (232) [user] is_like_space('B')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _279632)
   Exit: (231) [system] get_char((0x55798e5fad60), 'B')
   Call: (231) [system] 'B'='('
   Fail: (231) [system] 'B'='('
   Call: (231) [system] 'B'='['
   Fail: (231) [system] 'B'='['
   Call: (231) [system] 'B'='{'
   Fail: (231) [system] 'B'='{'
   Call: (231) [system] 'B'='"'
   Fail: (231) [system] 'B'='"'
   Call: (231) [system] 'B'=!
   Fail: (231) [system] 'B'=!
   Call: (231) [system] 'B'='\''
   Fail: (231) [system] 'B'='\''
   Call: (231) [system] 'B'='`'
   Fail: (231) [system] 'B'='`'
   Call: (231) [system] 'B'=end_of_file
   Fail: (231) [system] 'B'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), 'B', _263620)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _297274)
   Call: (233) [system] peek_char((0x55798e5fad60), _298208)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
^  Call: (233) [user] is_delimiter(')')
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] arg(_302928, v('(', ')', end_of_file), ')')
   Exit: (234) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (233) [user] is_delimiter(')')
   Call: (233) [system] _297274=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (232) [user] classify_and_convert_charseq('B', [], _263620)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_309390, _309392), once(user:catch(read_from_chars(['B'], _263620), _309366, fail)), '$restore_trace'(_309390, _309392))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_309390, _309392))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _263620), _309366, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_263620)
   Fail: (233) [system] atomic(_263620)
   Call: (233) [system] atom_chars(_263620, ['B'])
   Exit: (233) [system] atom_chars('B', ['B'])
^  Exit: (232) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _318766)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _320624)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
   Call: (232) [system] ')'=(;)
   Fail: (232) [system] ')'=(;)
^  Call: (232) [user] is_like_space(')')
   Call: (233) [system] char_type(')', 'white')
   Fail: (233) [system] char_type(')', 'white')
   Call: (233) [system] char_type(')', end_of_line)
   Fail: (233) [system] char_type(')', end_of_line)
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] char_type(')', cntrl)
   Fail: (233) [system] char_type(')', cntrl)
^  Fail: (232) [user] is_like_space(')')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _334778)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=')'
   Exit: (231) [system] ')'=')'
   Call: (231) [system] get_char((0x55798e5fad60), _338568)
   Exit: (231) [system] get_char((0x55798e5fad60), ')')
   Call: (231) [system] _318766=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), [])
   Call: (230) [system] _230672=['B']
   Exit: (230) [system] ['B']=['B']
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (229) [system] _144450=['A', 'B']
   Exit: (229) [system] ['A', 'B']=['A', 'B']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (228) [system] _6446=['AndLink', 'A', 'B']
   Exit: (228) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _352450)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _354308)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _362046)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _364750)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'C')
   Call: (229) [system] 'C'=(;)
   Fail: (229) [system] 'C'=(;)
^  Call: (229) [user] is_like_space('C')
   Call: (230) [system] char_type('C', 'white')
   Fail: (230) [system] char_type('C', 'white')
   Call: (230) [system] char_type('C', end_of_line)
   Fail: (230) [system] char_type('C', end_of_line)
   Call: (230) [system] char_type('C', space)
   Fail: (230) [system] char_type('C', space)
   Call: (230) [system] char_type('C', cntrl)
   Fail: (230) [system] char_type('C', cntrl)
^  Fail: (229) [user] is_like_space('C')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _379828)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'C')
   Call: (227) [system] 'C'=')'
   Fail: (227) [system] 'C'=')'
   Call: (227) [system] 'C'=end_of_file
   Fail: (227) [system] 'C'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _385398)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _387256)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'C')
   Call: (229) [system] 'C'=(;)
   Fail: (229) [system] 'C'=(;)
^  Call: (229) [user] is_like_space('C')
   Call: (230) [system] char_type('C', 'white')
   Fail: (230) [system] char_type('C', 'white')
   Call: (230) [system] char_type('C', end_of_line)
   Fail: (230) [system] char_type('C', end_of_line)
   Call: (230) [system] char_type('C', space)
   Fail: (230) [system] char_type('C', space)
   Call: (230) [system] char_type('C', cntrl)
   Fail: (230) [system] char_type('C', cntrl)
^  Fail: (229) [user] is_like_space('C')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _401410)
   Exit: (228) [system] get_char((0x55798e5fad60), 'C')
   Call: (228) [system] 'C'='('
   Fail: (228) [system] 'C'='('
   Call: (228) [system] 'C'='['
   Fail: (228) [system] 'C'='['
   Call: (228) [system] 'C'='{'
   Fail: (228) [system] 'C'='{'
   Call: (228) [system] 'C'='"'
   Fail: (228) [system] 'C'='"'
   Call: (228) [system] 'C'=!
   Fail: (228) [system] 'C'=!
   Call: (228) [system] 'C'='\''
   Fail: (228) [system] 'C'='\''
   Call: (228) [system] 'C'='`'
   Fail: (228) [system] 'C'='`'
   Call: (228) [system] 'C'=end_of_file
   Fail: (228) [system] 'C'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'C', _385398)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _419052)
   Call: (230) [system] peek_char((0x55798e5fad60), _419986)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
^  Call: (230) [user] is_delimiter(')')
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] arg(_424706, v('(', ')', end_of_file), ')')
   Exit: (231) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (230) [user] is_delimiter(')')
   Call: (230) [system] _419052=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (229) [user] classify_and_convert_charseq('C', [], _385398)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_431168, _431170), once(user:catch(read_from_chars(['C'], _385398), _431144, fail)), '$restore_trace'(_431168, _431170))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_431168, _431170))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _385398), _431144, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_385398)
   Fail: (230) [system] atomic(_385398)
   Call: (230) [system] atom_chars(_385398, ['C'])
   Exit: (230) [system] atom_chars('C', ['C'])
^  Exit: (229) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _440544)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _442402)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=(;)
   Fail: (229) [system] ')'=(;)
^  Call: (229) [user] is_like_space(')')
   Call: (230) [system] char_type(')', 'white')
   Fail: (230) [system] char_type(')', 'white')
   Call: (230) [system] char_type(')', end_of_line)
   Fail: (230) [system] char_type(')', end_of_line)
   Call: (230) [system] char_type(')', space)
   Fail: (230) [system] char_type(')', space)
   Call: (230) [system] char_type(')', cntrl)
   Fail: (230) [system] char_type(')', cntrl)
^  Fail: (229) [user] is_like_space(')')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _456556)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=')'
   Exit: (228) [system] ')'=')'
   Call: (228) [system] get_char((0x55798e5fad60), _460346)
   Exit: (228) [system] get_char((0x55798e5fad60), ')')
   Call: (228) [system] _440544=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [])
   Call: (227) [system] _352450=['C']
   Exit: (227) [system] ['C']=['C']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (226) [system] _6442=[['AndLink', 'A', 'B'], 'C']
   Exit: (226) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (225) [system] _6434=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (225) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _474228)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _476086)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _483824)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _486528)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _501606)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=')'
   Fail: (224) [system] '('=')'
   Call: (224) [system] '('=end_of_file
   Fail: (224) [system] '('=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _507176)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _509034)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _523188)
   Exit: (225) [system] get_char((0x55798e5fad60), '(')
   Call: (225) [system] '('='('
   Exit: (225) [system] '('='('
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _507176)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _528758)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'O')
   Call: (227) [system] 'O'=(;)
   Fail: (227) [system] 'O'=(;)
^  Call: (227) [user] is_like_space('O')
   Call: (228) [system] char_type('O', 'white')
   Fail: (228) [system] char_type('O', 'white')
   Call: (228) [system] char_type('O', end_of_line)
   Fail: (228) [system] char_type('O', end_of_line)
   Call: (228) [system] char_type('O', space)
   Fail: (228) [system] char_type('O', space)
   Call: (228) [system] char_type('O', cntrl)
   Fail: (228) [system] char_type('O', cntrl)
^  Fail: (227) [user] is_like_space('O')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _542912)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'O')
   Call: (226) [system] 'O'=')'
   Fail: (226) [system] 'O'=')'
   Call: (226) [system] 'O'=end_of_file
   Fail: (226) [system] 'O'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _548482)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _550340)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'O')
   Call: (228) [system] 'O'=(;)
   Fail: (228) [system] 'O'=(;)
^  Call: (228) [user] is_like_space('O')
   Call: (229) [system] char_type('O', 'white')
   Fail: (229) [system] char_type('O', 'white')
   Call: (229) [system] char_type('O', end_of_line)
   Fail: (229) [system] char_type('O', end_of_line)
   Call: (229) [system] char_type('O', space)
   Fail: (229) [system] char_type('O', space)
   Call: (229) [system] char_type('O', cntrl)
   Fail: (229) [system] char_type('O', cntrl)
^  Fail: (228) [user] is_like_space('O')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _564494)
   Exit: (227) [system] get_char((0x55798e5fad60), 'O')
   Call: (227) [system] 'O'='('
   Fail: (227) [system] 'O'='('
   Call: (227) [system] 'O'='['
   Fail: (227) [system] 'O'='['
   Call: (227) [system] 'O'='{'
   Fail: (227) [system] 'O'='{'
   Call: (227) [system] 'O'='"'
   Fail: (227) [system] 'O'='"'
   Call: (227) [system] 'O'=!
   Fail: (227) [system] 'O'=!
   Call: (227) [system] 'O'='\''
   Fail: (227) [system] 'O'='\''
   Call: (227) [system] 'O'='`'
   Fail: (227) [system] 'O'='`'
   Call: (227) [system] 'O'=end_of_file
   Fail: (227) [system] 'O'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'O', _548482)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _582136)
   Call: (229) [system] peek_char((0x55798e5fad60), _583070)
   Exit: (229) [system] peek_char((0x55798e5fad60), r)
^  Call: (229) [user] is_delimiter(r)
   Call: (230) [system] char_type(r, space)
   Fail: (230) [system] char_type(r, space)
   Call: (230) [system] arg(_587790, v('(', ')', end_of_file), r)
   Fail: (230) [system] arg(_588722, v('(', ')', end_of_file), r)
^  Fail: (229) [user] is_delimiter(r)
   Call: (229) [system] ')'==r
   Fail: (229) [system] ')'==r
   Call: (229) [system] get_char((0x55798e5fad60), r)
   Exit: (229) [system] get_char((0x55798e5fad60), r)
   Call: (229) [system] r=(\)
   Fail: (229) [system] r=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _596072)
   Call: (230) [system] peek_char((0x55798e5fad60), _597006)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (230) [user] is_delimiter('L')
   Call: (231) [system] char_type('L', space)
   Fail: (231) [system] char_type('L', space)
   Call: (231) [system] arg(_601726, v('(', ')', end_of_file), 'L')
   Fail: (231) [system] arg(_602658, v('(', ')', end_of_file), 'L')
^  Fail: (230) [user] is_delimiter('L')
   Call: (230) [system] ')'=='L'
   Fail: (230) [system] ')'=='L'
   Call: (230) [system] get_char((0x55798e5fad60), 'L')
   Exit: (230) [system] get_char((0x55798e5fad60), 'L')
   Call: (230) [system] 'L'=(\)
   Fail: (230) [system] 'L'=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _610008)
   Call: (231) [system] peek_char((0x55798e5fad60), _610942)
   Exit: (231) [system] peek_char((0x55798e5fad60), i)
^  Call: (231) [user] is_delimiter(i)
   Call: (232) [system] char_type(i, space)
   Fail: (232) [system] char_type(i, space)
   Call: (232) [system] arg(_615662, v('(', ')', end_of_file), i)
   Fail: (232) [system] arg(_616594, v('(', ')', end_of_file), i)
^  Fail: (231) [user] is_delimiter(i)
   Call: (231) [system] ')'==i
   Fail: (231) [system] ')'==i
   Call: (231) [system] get_char((0x55798e5fad60), i)
   Exit: (231) [system] get_char((0x55798e5fad60), i)
   Call: (231) [system] i=(\)
   Fail: (231) [system] i=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _623944)
   Call: (232) [system] peek_char((0x55798e5fad60), _624878)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_629598, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_630530, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _637880)
   Call: (233) [system] peek_char((0x55798e5fad60), _638814)
   Exit: (233) [system] peek_char((0x55798e5fad60), k)
^  Call: (233) [user] is_delimiter(k)
   Call: (234) [system] char_type(k, space)
   Fail: (234) [system] char_type(k, space)
   Call: (234) [system] arg(_643534, v('(', ')', end_of_file), k)
   Fail: (234) [system] arg(_644466, v('(', ')', end_of_file), k)
^  Fail: (233) [user] is_delimiter(k)
   Call: (233) [system] ')'==k
   Fail: (233) [system] ')'==k
   Call: (233) [system] get_char((0x55798e5fad60), k)
   Exit: (233) [system] get_char((0x55798e5fad60), k)
   Call: (233) [system] k=(\)
   Fail: (233) [system] k=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _651816)
   Call: (234) [system] peek_char((0x55798e5fad60), _652750)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _651816=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (233) [system] _637880=[k]
   Exit: (233) [system] [k]=[k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (232) [system] _623944=[n, k]
   Exit: (232) [system] [n, k]=[n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (231) [system] _610008=[i, n, k]
   Exit: (231) [system] [i, n, k]=[i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (230) [system] _596072=['L', i, n, k]
   Exit: (230) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (229) [system] _582136=[r, 'L', i, n, k]
   Exit: (229) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (228) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _548482)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_676030, _676032), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _548482), _676006, fail)), '$restore_trace'(_676030, _676032))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_676030, _676032))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _548482), _676006, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_548482)
   Fail: (229) [system] atomic(_548482)
   Call: (229) [system] atom_chars(_548482, ['O', r, 'L', i, n, k])
   Exit: (229) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (228) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _685406)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _687264)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _695002)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _697706)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'=(;)
   Fail: (229) [system] 'A'=(;)
^  Call: (229) [user] is_like_space('A')
   Call: (230) [system] char_type('A', 'white')
   Fail: (230) [system] char_type('A', 'white')
   Call: (230) [system] char_type('A', end_of_line)
   Fail: (230) [system] char_type('A', end_of_line)
   Call: (230) [system] char_type('A', space)
   Fail: (230) [system] char_type('A', space)
   Call: (230) [system] char_type('A', cntrl)
   Fail: (230) [system] char_type('A', cntrl)
^  Fail: (229) [user] is_like_space('A')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _712784)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'A')
   Call: (227) [system] 'A'=')'
   Fail: (227) [system] 'A'=')'
   Call: (227) [system] 'A'=end_of_file
   Fail: (227) [system] 'A'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _718354)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _720212)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'=(;)
   Fail: (229) [system] 'A'=(;)
^  Call: (229) [user] is_like_space('A')
   Call: (230) [system] char_type('A', 'white')
   Fail: (230) [system] char_type('A', 'white')
   Call: (230) [system] char_type('A', end_of_line)
   Fail: (230) [system] char_type('A', end_of_line)
   Call: (230) [system] char_type('A', space)
   Fail: (230) [system] char_type('A', space)
   Call: (230) [system] char_type('A', cntrl)
   Fail: (230) [system] char_type('A', cntrl)
^  Fail: (229) [user] is_like_space('A')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _734366)
   Exit: (228) [system] get_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'='('
   Fail: (228) [system] 'A'='('
   Call: (228) [system] 'A'='['
   Fail: (228) [system] 'A'='['
   Call: (228) [system] 'A'='{'
   Fail: (228) [system] 'A'='{'
   Call: (228) [system] 'A'='"'
   Fail: (228) [system] 'A'='"'
   Call: (228) [system] 'A'=!
   Fail: (228) [system] 'A'=!
   Call: (228) [system] 'A'='\''
   Fail: (228) [system] 'A'='\''
   Call: (228) [system] 'A'='`'
   Fail: (228) [system] 'A'='`'
   Call: (228) [system] 'A'=end_of_file
   Fail: (228) [system] 'A'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'A', _718354)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _752008)
   Call: (230) [system] peek_char((0x55798e5fad60), _752942)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _752008=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (229) [user] classify_and_convert_charseq('A', [], _718354)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_762252, _762254), once(user:catch(read_from_chars(['A'], _718354), _762228, fail)), '$restore_trace'(_762252, _762254))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_762252, _762254))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _718354), _762228, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_718354)
   Fail: (230) [system] atomic(_718354)
   Call: (230) [system] atom_chars(_718354, ['A'])
   Exit: (230) [system] atom_chars('A', ['A'])
^  Exit: (229) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _771628)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _773486)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _781224)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _783928)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'B')
   Call: (230) [system] 'B'=(;)
   Fail: (230) [system] 'B'=(;)
^  Call: (230) [user] is_like_space('B')
   Call: (231) [system] char_type('B', 'white')
   Fail: (231) [system] char_type('B', 'white')
   Call: (231) [system] char_type('B', end_of_line)
   Fail: (231) [system] char_type('B', end_of_line)
   Call: (231) [system] char_type('B', space)
   Fail: (231) [system] char_type('B', space)
   Call: (231) [system] char_type('B', cntrl)
   Fail: (231) [system] char_type('B', cntrl)
^  Fail: (230) [user] is_like_space('B')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _799006)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'B')
   Call: (228) [system] 'B'=')'
   Fail: (228) [system] 'B'=')'
   Call: (228) [system] 'B'=end_of_file
   Fail: (228) [system] 'B'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _804576)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _806434)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'B')
   Call: (230) [system] 'B'=(;)
   Fail: (230) [system] 'B'=(;)
^  Call: (230) [user] is_like_space('B')
   Call: (231) [system] char_type('B', 'white')
   Fail: (231) [system] char_type('B', 'white')
   Call: (231) [system] char_type('B', end_of_line)
   Fail: (231) [system] char_type('B', end_of_line)
   Call: (231) [system] char_type('B', space)
   Fail: (231) [system] char_type('B', space)
   Call: (231) [system] char_type('B', cntrl)
   Fail: (231) [system] char_type('B', cntrl)
^  Fail: (230) [user] is_like_space('B')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _820588)
   Exit: (229) [system] get_char((0x55798e5fad60), 'B')
   Call: (229) [system] 'B'='('
   Fail: (229) [system] 'B'='('
   Call: (229) [system] 'B'='['
   Fail: (229) [system] 'B'='['
   Call: (229) [system] 'B'='{'
   Fail: (229) [system] 'B'='{'
   Call: (229) [system] 'B'='"'
   Fail: (229) [system] 'B'='"'
   Call: (229) [system] 'B'=!
   Fail: (229) [system] 'B'=!
   Call: (229) [system] 'B'='\''
   Fail: (229) [system] 'B'='\''
   Call: (229) [system] 'B'='`'
   Fail: (229) [system] 'B'='`'
   Call: (229) [system] 'B'=end_of_file
   Fail: (229) [system] 'B'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'B', _804576)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _838230)
   Call: (231) [system] peek_char((0x55798e5fad60), _839164)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
^  Call: (231) [user] is_delimiter(')')
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] arg(_843884, v('(', ')', end_of_file), ')')
   Exit: (232) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (231) [user] is_delimiter(')')
   Call: (231) [system] _838230=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (230) [user] classify_and_convert_charseq('B', [], _804576)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_850346, _850348), once(user:catch(read_from_chars(['B'], _804576), _850322, fail)), '$restore_trace'(_850346, _850348))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_850346, _850348))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _804576), _850322, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_804576)
   Fail: (231) [system] atomic(_804576)
   Call: (231) [system] atom_chars(_804576, ['B'])
   Exit: (231) [system] atom_chars('B', ['B'])
^  Exit: (230) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _859722)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _861580)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=(;)
   Fail: (230) [system] ')'=(;)
^  Call: (230) [user] is_like_space(')')
   Call: (231) [system] char_type(')', 'white')
   Fail: (231) [system] char_type(')', 'white')
   Call: (231) [system] char_type(')', end_of_line)
   Fail: (231) [system] char_type(')', end_of_line)
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] char_type(')', cntrl)
   Fail: (231) [system] char_type(')', cntrl)
^  Fail: (230) [user] is_like_space(')')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _875734)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=')'
   Exit: (229) [system] ')'=')'
   Call: (229) [system] get_char((0x55798e5fad60), _879524)
   Exit: (229) [system] get_char((0x55798e5fad60), ')')
   Call: (229) [system] _859722=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), [])
   Call: (228) [system] _771628=['B']
   Exit: (228) [system] ['B']=['B']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (227) [system] _685406=['A', 'B']
   Exit: (227) [system] ['A', 'B']=['A', 'B']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (226) [system] _507176=['OrLink', 'A', 'B']
   Exit: (226) [system] ['OrLink', 'A', 'B']=['OrLink', 'A', 'B']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'A', 'B'])
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'A', 'B'])
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _893406)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _895264)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _909418)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55798e5fad60), _913208)
   Exit: (225) [system] get_char((0x55798e5fad60), ')')
   Call: (225) [system] _893406=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [])
   Call: (224) [system] _474228=[['OrLink', 'A', 'B']]
   Exit: (224) [system] [['OrLink', 'A', 'B']]=[['OrLink', 'A', 'B']]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'A', 'B']])
   Call: (223) [system] _6430=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]
   Exit: (223) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']])
   Call: (222) [system] _6422=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]
   Exit: (222) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']])
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']])
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _927090)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _928948)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=(;)
   Fail: (222) [system] ')'=(;)
^  Call: (222) [user] is_like_space(')')
   Call: (223) [system] char_type(')', 'white')
   Fail: (223) [system] char_type(')', 'white')
   Call: (223) [system] char_type(')', end_of_line)
   Fail: (223) [system] char_type(')', end_of_line)
   Call: (223) [system] char_type(')', space)
   Fail: (223) [system] char_type(')', space)
   Call: (223) [system] char_type(')', cntrl)
   Fail: (223) [system] char_type(')', cntrl)
^  Fail: (222) [user] is_like_space(')')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _943102)
   Exit: (221) [system] peek_char((0x55798e5fad60), ')')
   Call: (221) [system] ')'=')'
   Exit: (221) [system] ')'=')'
   Call: (221) [system] get_char((0x55798e5fad60), _946892)
   Exit: (221) [system] get_char((0x55798e5fad60), ')')
   Call: (221) [system] _927090=[]
   Exit: (221) [system] []=[]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [])
   Call: (220) [system] _6418=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]]
   Exit: (220) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]])
   Call: (219) [system] _6376=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]]
   Exit: (219) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]])
   Call: (218) [system] _6368=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]]
   Exit: (218) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]]
^  Exit: (217) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]])
^  Exit: (216) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'B']]])
^  Call: (216) [user] read_list(')', (0x55798e5fad60), _960774)
^  Call: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _962632)
   Exit: (218) [system] peek_char((0x55798e5fad60), '\n')
   Call: (218) [system] '\n'=(;)
   Fail: (218) [system] '\n'=(;)
^  Call: (218) [user] is_like_space('\n')
   Call: (219) [system] char_type('\n', 'white')
   Fail: (219) [system] char_type('\n', 'white')
   Call: (219) [system] char_type('\n', end_of_line)
   Exit: (219) [system] char_type('\n', end_of_line)
^  Exit: (218) [user] is_like_space('\n')
   Call: (218) [system] get_char((0x55798e5fad60), _972226)
   Exit: (218) [system] get_char((0x55798e5fad60), '\n')
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _974930)
   Exit: (219) [system] peek_char((0x55798e5fad60), ' ')
   Call: (219) [system] ' '=(;)
   Fail: (219) [system] ' '=(;)
^  Call: (219) [user] is_like_space(' ')
   Call: (220) [system] char_type(' ', 'white')
   Exit: (220) [system] char_type(' ', 'white')
^  Exit: (219) [user] is_like_space(' ')
   Call: (219) [system] get_char((0x55798e5fad60), _982668)
   Exit: (219) [system] get_char((0x55798e5fad60), ' ')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _985372)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
^  Exit: (217) [user] skip_spaces((0x55798e5fad60))
   Call: (217) [system] peek_char((0x55798e5fad60), _1001374)
   Exit: (217) [system] peek_char((0x55798e5fad60), '(')
   Call: (217) [system] '('=')'
   Fail: (217) [system] '('=')'
   Call: (217) [system] '('=end_of_file
   Fail: (217) [system] '('=end_of_file
^  Call: (217) [user] cont_sexpr(')', (0x55798e5fad60), _1006944)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1008802)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=(;)
   Fail: (219) [system] '('=(;)
^  Call: (219) [user] is_like_space('(')
   Call: (220) [system] char_type('(', 'white')
   Fail: (220) [system] char_type('(', 'white')
   Call: (220) [system] char_type('(', end_of_line)
   Fail: (220) [system] char_type('(', end_of_line)
   Call: (220) [system] char_type('(', space)
   Fail: (220) [system] char_type('(', space)
   Call: (220) [system] char_type('(', cntrl)
   Fail: (220) [system] char_type('(', cntrl)
^  Fail: (219) [user] is_like_space('(')
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] get_char((0x55798e5fad60), _1022956)
   Exit: (218) [system] get_char((0x55798e5fad60), '(')
   Call: (218) [system] '('='('
   Exit: (218) [system] '('='('
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1006944)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1028526)
   Exit: (220) [system] peek_char((0x55798e5fad60), :)
   Call: (220) [system] (:)=(;)
   Fail: (220) [system] (:)=(;)
^  Call: (220) [user] is_like_space(:)
   Call: (221) [system] char_type(:, 'white')
   Fail: (221) [system] char_type(:, 'white')
   Call: (221) [system] char_type(:, end_of_line)
   Fail: (221) [system] char_type(:, end_of_line)
   Call: (221) [system] char_type(:, space)
   Fail: (221) [system] char_type(:, space)
   Call: (221) [system] char_type(:, cntrl)
   Fail: (221) [system] char_type(:, cntrl)
^  Fail: (220) [user] is_like_space(:)
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1042680)
   Exit: (219) [system] peek_char((0x55798e5fad60), :)
   Call: (219) [system] (:)=')'
   Fail: (219) [system] (:)=')'
   Call: (219) [system] (:)=end_of_file
   Fail: (219) [system] (:)=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1048250)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1050108)
   Exit: (221) [system] peek_char((0x55798e5fad60), :)
   Call: (221) [system] (:)=(;)
   Fail: (221) [system] (:)=(;)
^  Call: (221) [user] is_like_space(:)
   Call: (222) [system] char_type(:, 'white')
   Fail: (222) [system] char_type(:, 'white')
   Call: (222) [system] char_type(:, end_of_line)
   Fail: (222) [system] char_type(:, end_of_line)
   Call: (222) [system] char_type(:, space)
   Fail: (222) [system] char_type(:, space)
   Call: (222) [system] char_type(:, cntrl)
   Fail: (222) [system] char_type(:, cntrl)
^  Fail: (221) [user] is_like_space(:)
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1064262)
   Exit: (220) [system] get_char((0x55798e5fad60), :)
   Call: (220) [system] (:)='('
   Fail: (220) [system] (:)='('
   Call: (220) [system] (:)='['
   Fail: (220) [system] (:)='['
   Call: (220) [system] (:)='{'
   Fail: (220) [system] (:)='{'
   Call: (220) [system] (:)='"'
   Fail: (220) [system] (:)='"'
   Call: (220) [system] (:)=!
   Fail: (220) [system] (:)=!
   Call: (220) [system] (:)='\''
   Fail: (220) [system] (:)='\''
   Call: (220) [system] (:)='`'
   Fail: (220) [system] (:)='`'
   Call: (220) [system] (:)=end_of_file
   Fail: (220) [system] (:)=end_of_file
^  Call: (220) [user] read_symbolic(')', (0x55798e5fad60), :, _1048250)
^  Call: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), _1081904)
   Call: (222) [system] peek_char((0x55798e5fad60), _1082838)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (222) [user] is_delimiter(' ')
   Call: (223) [system] char_type(' ', space)
   Exit: (223) [system] char_type(' ', space)
^  Exit: (222) [user] is_delimiter(' ')
   Call: (222) [system] _1081904=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (221) [user] classify_and_convert_charseq(:, [], _1048250)
^  Call: (223) [system] setup_call_cleanup('$notrace'(_1092148, _1092150), once(user:catch(read_from_chars([:], _1048250), _1092124, fail)), '$restore_trace'(_1092148, _1092150))
^  Call: (224) [system] sig_atomic(system:'$notrace'(_1092148, _1092150))
^  Exit: (223) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1092124, fail)), system:'$restore_trace'(3, -1))
   Call: (222) [system] atomic(:)
   Exit: (222) [system] atomic(:)
^  Exit: (221) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (220) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (219) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _1099648)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1101506)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _1109244)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1111948)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1127026)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=')'
   Fail: (220) [system] '('=')'
   Call: (220) [system] '('=end_of_file
   Fail: (220) [system] '('=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _1132596)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1134454)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _1148608)
   Exit: (221) [system] get_char((0x55798e5fad60), '(')
   Call: (221) [system] '('='('
   Exit: (221) [system] '('='('
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1132596)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1154178)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'D')
   Call: (223) [system] 'D'=(;)
   Fail: (223) [system] 'D'=(;)
^  Call: (223) [user] is_like_space('D')
   Call: (224) [system] char_type('D', 'white')
   Fail: (224) [system] char_type('D', 'white')
   Call: (224) [system] char_type('D', end_of_line)
   Fail: (224) [system] char_type('D', end_of_line)
   Call: (224) [system] char_type('D', space)
   Fail: (224) [system] char_type('D', space)
   Call: (224) [system] char_type('D', cntrl)
   Fail: (224) [system] char_type('D', cntrl)
^  Fail: (223) [user] is_like_space('D')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1168332)
   Exit: (222) [system] peek_char((0x55798e5fad60), 'D')
   Call: (222) [system] 'D'=')'
   Fail: (222) [system] 'D'=')'
   Call: (222) [system] 'D'=end_of_file
   Fail: (222) [system] 'D'=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1173902)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1175760)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'D')
   Call: (224) [system] 'D'=(;)
   Fail: (224) [system] 'D'=(;)
^  Call: (224) [user] is_like_space('D')
   Call: (225) [system] char_type('D', 'white')
   Fail: (225) [system] char_type('D', 'white')
   Call: (225) [system] char_type('D', end_of_line)
   Fail: (225) [system] char_type('D', end_of_line)
   Call: (225) [system] char_type('D', space)
   Fail: (225) [system] char_type('D', space)
   Call: (225) [system] char_type('D', cntrl)
   Fail: (225) [system] char_type('D', cntrl)
^  Fail: (224) [user] is_like_space('D')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1189914)
   Exit: (223) [system] get_char((0x55798e5fad60), 'D')
   Call: (223) [system] 'D'='('
   Fail: (223) [system] 'D'='('
   Call: (223) [system] 'D'='['
   Fail: (223) [system] 'D'='['
   Call: (223) [system] 'D'='{'
   Fail: (223) [system] 'D'='{'
   Call: (223) [system] 'D'='"'
   Fail: (223) [system] 'D'='"'
   Call: (223) [system] 'D'=!
   Fail: (223) [system] 'D'=!
   Call: (223) [system] 'D'='\''
   Fail: (223) [system] 'D'='\''
   Call: (223) [system] 'D'='`'
   Fail: (223) [system] 'D'='`'
   Call: (223) [system] 'D'=end_of_file
   Fail: (223) [system] 'D'=end_of_file
^  Call: (223) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1173902)
^  Call: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), _1207556)
   Call: (225) [system] peek_char((0x55798e5fad60), _1208490)
   Exit: (225) [system] peek_char((0x55798e5fad60), i)
^  Call: (225) [user] is_delimiter(i)
   Call: (226) [system] char_type(i, space)
   Fail: (226) [system] char_type(i, space)
   Call: (226) [system] arg(_1213210, v('(', ')', end_of_file), i)
   Fail: (226) [system] arg(_1214142, v('(', ')', end_of_file), i)
^  Fail: (225) [user] is_delimiter(i)
   Call: (225) [system] ')'==i
   Fail: (225) [system] ')'==i
   Call: (225) [system] get_char((0x55798e5fad60), i)
   Exit: (225) [system] get_char((0x55798e5fad60), i)
   Call: (225) [system] i=(\)
   Fail: (225) [system] i=(\)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1221492)
   Call: (226) [system] peek_char((0x55798e5fad60), _1222426)
   Exit: (226) [system] peek_char((0x55798e5fad60), s)
^  Call: (226) [user] is_delimiter(s)
   Call: (227) [system] char_type(s, space)
   Fail: (227) [system] char_type(s, space)
   Call: (227) [system] arg(_1227146, v('(', ')', end_of_file), s)
   Fail: (227) [system] arg(_1228078, v('(', ')', end_of_file), s)
^  Fail: (226) [user] is_delimiter(s)
   Call: (226) [system] ')'==s
   Fail: (226) [system] ')'==s
   Call: (226) [system] get_char((0x55798e5fad60), s)
   Exit: (226) [system] get_char((0x55798e5fad60), s)
   Call: (226) [system] s=(\)
   Fail: (226) [system] s=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1235428)
   Call: (227) [system] peek_char((0x55798e5fad60), _1236362)
   Exit: (227) [system] peek_char((0x55798e5fad60), j)
^  Call: (227) [user] is_delimiter(j)
   Call: (228) [system] char_type(j, space)
   Fail: (228) [system] char_type(j, space)
   Call: (228) [system] arg(_1241082, v('(', ')', end_of_file), j)
   Fail: (228) [system] arg(_1242014, v('(', ')', end_of_file), j)
^  Fail: (227) [user] is_delimiter(j)
   Call: (227) [system] ')'==j
   Fail: (227) [system] ')'==j
   Call: (227) [system] get_char((0x55798e5fad60), j)
   Exit: (227) [system] get_char((0x55798e5fad60), j)
   Call: (227) [system] j=(\)
   Fail: (227) [system] j=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1249364)
   Call: (228) [system] peek_char((0x55798e5fad60), _1250298)
   Exit: (228) [system] peek_char((0x55798e5fad60), u)
^  Call: (228) [user] is_delimiter(u)
   Call: (229) [system] char_type(u, space)
   Fail: (229) [system] char_type(u, space)
   Call: (229) [system] arg(_1255018, v('(', ')', end_of_file), u)
   Fail: (229) [system] arg(_1255950, v('(', ')', end_of_file), u)
^  Fail: (228) [user] is_delimiter(u)
   Call: (228) [system] ')'==u
   Fail: (228) [system] ')'==u
   Call: (228) [system] get_char((0x55798e5fad60), u)
   Exit: (228) [system] get_char((0x55798e5fad60), u)
   Call: (228) [system] u=(\)
   Fail: (228) [system] u=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1263300)
   Call: (229) [system] peek_char((0x55798e5fad60), _1264234)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_1268954, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_1269886, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1277236)
   Call: (230) [system] peek_char((0x55798e5fad60), _1278170)
   Exit: (230) [system] peek_char((0x55798e5fad60), c)
^  Call: (230) [user] is_delimiter(c)
   Call: (231) [system] char_type(c, space)
   Fail: (231) [system] char_type(c, space)
   Call: (231) [system] arg(_1282890, v('(', ')', end_of_file), c)
   Fail: (231) [system] arg(_1283822, v('(', ')', end_of_file), c)
^  Fail: (230) [user] is_delimiter(c)
   Call: (230) [system] ')'==c
   Fail: (230) [system] ')'==c
   Call: (230) [system] get_char((0x55798e5fad60), c)
   Exit: (230) [system] get_char((0x55798e5fad60), c)
   Call: (230) [system] c=(\)
   Fail: (230) [system] c=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1291172)
   Call: (231) [system] peek_char((0x55798e5fad60), _1292106)
   Exit: (231) [system] peek_char((0x55798e5fad60), t)
^  Call: (231) [user] is_delimiter(t)
   Call: (232) [system] char_type(t, space)
   Fail: (232) [system] char_type(t, space)
   Call: (232) [system] arg(_1296826, v('(', ')', end_of_file), t)
   Fail: (232) [system] arg(_1297758, v('(', ')', end_of_file), t)
^  Fail: (231) [user] is_delimiter(t)
   Call: (231) [system] ')'==t
   Fail: (231) [system] ')'==t
   Call: (231) [system] get_char((0x55798e5fad60), t)
   Exit: (231) [system] get_char((0x55798e5fad60), t)
   Call: (231) [system] t=(\)
   Fail: (231) [system] t=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1305108)
   Call: (232) [system] peek_char((0x55798e5fad60), _1306042)
   Exit: (232) [system] peek_char((0x55798e5fad60), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_1310762, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_1311694, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55798e5fad60), i)
   Exit: (232) [system] get_char((0x55798e5fad60), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1319044)
   Call: (233) [system] peek_char((0x55798e5fad60), _1319978)
   Exit: (233) [system] peek_char((0x55798e5fad60), o)
^  Call: (233) [user] is_delimiter(o)
   Call: (234) [system] char_type(o, space)
   Fail: (234) [system] char_type(o, space)
   Call: (234) [system] arg(_1324698, v('(', ')', end_of_file), o)
   Fail: (234) [system] arg(_1325630, v('(', ')', end_of_file), o)
^  Fail: (233) [user] is_delimiter(o)
   Call: (233) [system] ')'==o
   Fail: (233) [system] ')'==o
   Call: (233) [system] get_char((0x55798e5fad60), o)
   Exit: (233) [system] get_char((0x55798e5fad60), o)
   Call: (233) [system] o=(\)
   Fail: (233) [system] o=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1332980)
   Call: (234) [system] peek_char((0x55798e5fad60), _1333914)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_1338634, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_1339566, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1346916)
   Call: (235) [system] peek_char((0x55798e5fad60), _1347850)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (235) [user] is_delimiter('I')
   Call: (236) [system] char_type('I', space)
   Fail: (236) [system] char_type('I', space)
   Call: (236) [system] arg(_1352570, v('(', ')', end_of_file), 'I')
   Fail: (236) [system] arg(_1353502, v('(', ')', end_of_file), 'I')
^  Fail: (235) [user] is_delimiter('I')
   Call: (235) [system] ')'=='I'
   Fail: (235) [system] ')'=='I'
   Call: (235) [system] get_char((0x55798e5fad60), 'I')
   Exit: (235) [system] get_char((0x55798e5fad60), 'I')
   Call: (235) [system] 'I'=(\)
   Fail: (235) [system] 'I'=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1360852)
   Call: (236) [system] peek_char((0x55798e5fad60), _1361786)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1366506, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1367438, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1374788)
   Call: (237) [system] peek_char((0x55798e5fad60), _1375722)
   Exit: (237) [system] peek_char((0x55798e5fad60), t)
^  Call: (237) [user] is_delimiter(t)
   Call: (238) [system] char_type(t, space)
   Fail: (238) [system] char_type(t, space)
   Call: (238) [system] arg(_1380442, v('(', ')', end_of_file), t)
   Fail: (238) [system] arg(_1381374, v('(', ')', end_of_file), t)
^  Fail: (237) [user] is_delimiter(t)
   Call: (237) [system] ')'==t
   Fail: (237) [system] ')'==t
   Call: (237) [system] get_char((0x55798e5fad60), t)
   Exit: (237) [system] get_char((0x55798e5fad60), t)
   Call: (237) [system] t=(\)
   Fail: (237) [system] t=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1388724)
   Call: (238) [system] peek_char((0x55798e5fad60), _1389658)
   Exit: (238) [system] peek_char((0x55798e5fad60), r)
^  Call: (238) [user] is_delimiter(r)
   Call: (239) [system] char_type(r, space)
   Fail: (239) [system] char_type(r, space)
   Call: (239) [system] arg(_1394378, v('(', ')', end_of_file), r)
   Fail: (239) [system] arg(_1395310, v('(', ')', end_of_file), r)
^  Fail: (238) [user] is_delimiter(r)
   Call: (238) [system] ')'==r
   Fail: (238) [system] ')'==r
   Call: (238) [system] get_char((0x55798e5fad60), r)
   Exit: (238) [system] get_char((0x55798e5fad60), r)
   Call: (238) [system] r=(\)
   Fail: (238) [system] r=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1402660)
   Call: (239) [system] peek_char((0x55798e5fad60), _1403594)
   Exit: (239) [system] peek_char((0x55798e5fad60), o)
^  Call: (239) [user] is_delimiter(o)
   Call: (240) [system] char_type(o, space)
   Fail: (240) [system] char_type(o, space)
   Call: (240) [system] arg(_1408314, v('(', ')', end_of_file), o)
   Fail: (240) [system] arg(_1409246, v('(', ')', end_of_file), o)
^  Fail: (239) [user] is_delimiter(o)
   Call: (239) [system] ')'==o
   Fail: (239) [system] ')'==o
   Call: (239) [system] get_char((0x55798e5fad60), o)
   Exit: (239) [system] get_char((0x55798e5fad60), o)
   Call: (239) [system] o=(\)
   Fail: (239) [system] o=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1416596)
   Call: (240) [system] peek_char((0x55798e5fad60), _1417530)
   Exit: (240) [system] peek_char((0x55798e5fad60), d)
^  Call: (240) [user] is_delimiter(d)
   Call: (241) [system] char_type(d, space)
   Fail: (241) [system] char_type(d, space)
   Call: (241) [system] arg(_1422250, v('(', ')', end_of_file), d)
   Fail: (241) [system] arg(_1423182, v('(', ')', end_of_file), d)
^  Fail: (240) [user] is_delimiter(d)
   Call: (240) [system] ')'==d
   Fail: (240) [system] ')'==d
   Call: (240) [system] get_char((0x55798e5fad60), d)
   Exit: (240) [system] get_char((0x55798e5fad60), d)
   Call: (240) [system] d=(\)
   Fail: (240) [system] d=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1430532)
   Call: (241) [system] peek_char((0x55798e5fad60), _1431466)
   Exit: (241) [system] peek_char((0x55798e5fad60), u)
^  Call: (241) [user] is_delimiter(u)
   Call: (242) [system] char_type(u, space)
   Fail: (242) [system] char_type(u, space)
   Call: (242) [system] arg(_1436186, v('(', ')', end_of_file), u)
   Fail: (242) [system] arg(_1437118, v('(', ')', end_of_file), u)
^  Fail: (241) [user] is_delimiter(u)
   Call: (241) [system] ')'==u
   Fail: (241) [system] ')'==u
   Call: (241) [system] get_char((0x55798e5fad60), u)
   Exit: (241) [system] get_char((0x55798e5fad60), u)
   Call: (241) [system] u=(\)
   Fail: (241) [system] u=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1444468)
   Call: (242) [system] peek_char((0x55798e5fad60), _1445402)
   Exit: (242) [system] peek_char((0x55798e5fad60), c)
^  Call: (242) [user] is_delimiter(c)
   Call: (243) [system] char_type(c, space)
   Fail: (243) [system] char_type(c, space)
   Call: (243) [system] arg(_1450122, v('(', ')', end_of_file), c)
   Fail: (243) [system] arg(_1451054, v('(', ')', end_of_file), c)
^  Fail: (242) [user] is_delimiter(c)
   Call: (242) [system] ')'==c
   Fail: (242) [system] ')'==c
   Call: (242) [system] get_char((0x55798e5fad60), c)
   Exit: (242) [system] get_char((0x55798e5fad60), c)
   Call: (242) [system] c=(\)
   Fail: (242) [system] c=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1458404)
   Call: (243) [system] peek_char((0x55798e5fad60), _1459338)
   Exit: (243) [system] peek_char((0x55798e5fad60), t)
^  Call: (243) [user] is_delimiter(t)
   Call: (244) [system] char_type(t, space)
   Fail: (244) [system] char_type(t, space)
   Call: (244) [system] arg(_1464058, v('(', ')', end_of_file), t)
   Fail: (244) [system] arg(_1464990, v('(', ')', end_of_file), t)
^  Fail: (243) [user] is_delimiter(t)
   Call: (243) [system] ')'==t
   Fail: (243) [system] ')'==t
   Call: (243) [system] get_char((0x55798e5fad60), t)
   Exit: (243) [system] get_char((0x55798e5fad60), t)
   Call: (243) [system] t=(\)
   Fail: (243) [system] t=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1472340)
   Call: (244) [system] peek_char((0x55798e5fad60), _1473274)
   Exit: (244) [system] peek_char((0x55798e5fad60), i)
^  Call: (244) [user] is_delimiter(i)
   Call: (245) [system] char_type(i, space)
   Fail: (245) [system] char_type(i, space)
   Call: (245) [system] arg(_1477994, v('(', ')', end_of_file), i)
   Fail: (245) [system] arg(_1478926, v('(', ')', end_of_file), i)
^  Fail: (244) [user] is_delimiter(i)
   Call: (244) [system] ')'==i
   Fail: (244) [system] ')'==i
   Call: (244) [system] get_char((0x55798e5fad60), i)
   Exit: (244) [system] get_char((0x55798e5fad60), i)
   Call: (244) [system] i=(\)
   Fail: (244) [system] i=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1486276)
   Call: (245) [system] peek_char((0x55798e5fad60), _1487210)
   Exit: (245) [system] peek_char((0x55798e5fad60), o)
^  Call: (245) [user] is_delimiter(o)
   Call: (246) [system] char_type(o, space)
   Fail: (246) [system] char_type(o, space)
   Call: (246) [system] arg(_1491930, v('(', ')', end_of_file), o)
   Fail: (246) [system] arg(_1492862, v('(', ')', end_of_file), o)
^  Fail: (245) [user] is_delimiter(o)
   Call: (245) [system] ')'==o
   Fail: (245) [system] ')'==o
   Call: (245) [system] get_char((0x55798e5fad60), o)
   Exit: (245) [system] get_char((0x55798e5fad60), o)
   Call: (245) [system] o=(\)
   Fail: (245) [system] o=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _1500212)
   Call: (246) [system] peek_char((0x55798e5fad60), _1501146)
   Exit: (246) [system] peek_char((0x55798e5fad60), n)
^  Call: (246) [user] is_delimiter(n)
   Call: (247) [system] char_type(n, space)
   Fail: (247) [system] char_type(n, space)
   Call: (247) [system] arg(_1505866, v('(', ')', end_of_file), n)
   Fail: (247) [system] arg(_1506798, v('(', ')', end_of_file), n)
^  Fail: (246) [user] is_delimiter(n)
   Call: (246) [system] ')'==n
   Fail: (246) [system] ')'==n
   Call: (246) [system] get_char((0x55798e5fad60), n)
   Exit: (246) [system] get_char((0x55798e5fad60), n)
   Call: (246) [system] n=(\)
   Fail: (246) [system] n=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _1514148)
   Call: (247) [system] peek_char((0x55798e5fad60), _1515082)
   Exit: (247) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (247) [user] is_delimiter(' ')
   Call: (248) [system] char_type(' ', space)
   Exit: (248) [system] char_type(' ', space)
^  Exit: (247) [user] is_delimiter(' ')
   Call: (247) [system] _1514148=[]
   Exit: (247) [system] []=[]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (246) [system] _1500212=[n]
   Exit: (246) [system] [n]=[n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (245) [system] _1486276=[o, n]
   Exit: (245) [system] [o, n]=[o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (244) [system] _1472340=[i, o, n]
   Exit: (244) [system] [i, o, n]=[i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (243) [system] _1458404=[t, i, o, n]
   Exit: (243) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (242) [system] _1444468=[c, t, i, o, n]
   Exit: (242) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (241) [system] _1430532=[u, c, t, i, o, n]
   Exit: (241) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (240) [system] _1416596=[d, u, c, t, i, o, n]
   Exit: (240) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (239) [system] _1402660=[o, d, u, c, t, i, o, n]
   Exit: (239) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (238) [system] _1388724=[r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _1374788=[t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _1360852=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _1346916=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1332980=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1319044=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1305108=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1291172=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1277236=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _1263300=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _1249364=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _1235428=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _1221492=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (225) [system] _1207556=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (225) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (224) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (224) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1173902)
^  Call: (226) [system] setup_call_cleanup('$notrace'(_1585860, _1585862), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1173902), _1585836, fail)), '$restore_trace'(_1585860, _1585862))
^  Call: (227) [system] sig_atomic(system:'$notrace'(_1585860, _1585862))
^  Exit: (226) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1173902), _1585836, fail)), system:'$restore_trace'(3, -1))
   Call: (225) [system] atomic(_1173902)
   Fail: (225) [system] atomic(_1173902)
   Call: (225) [system] atom_chars(_1173902, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (225) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (224) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (223) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1595236)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1597094)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
   Call: (224) [system] ' '=(;)
   Fail: (224) [system] ' '=(;)
^  Call: (224) [user] is_like_space(' ')
   Call: (225) [system] char_type(' ', 'white')
   Exit: (225) [system] char_type(' ', 'white')
^  Exit: (224) [user] is_like_space(' ')
   Call: (224) [system] get_char((0x55798e5fad60), _1604832)
   Exit: (224) [system] get_char((0x55798e5fad60), ' ')
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1607536)
   Exit: (225) [system] peek_char((0x55798e5fad60), a)
   Call: (225) [system] a=(;)
   Fail: (225) [system] a=(;)
^  Call: (225) [user] is_like_space(a)
   Call: (226) [system] char_type(a, 'white')
   Fail: (226) [system] char_type(a, 'white')
   Call: (226) [system] char_type(a, end_of_line)
   Fail: (226) [system] char_type(a, end_of_line)
   Call: (226) [system] char_type(a, space)
   Fail: (226) [system] char_type(a, space)
   Call: (226) [system] char_type(a, cntrl)
   Fail: (226) [system] char_type(a, cntrl)
^  Fail: (225) [user] is_like_space(a)
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1622614)
   Exit: (223) [system] peek_char((0x55798e5fad60), a)
   Call: (223) [system] a=')'
   Fail: (223) [system] a=')'
   Call: (223) [system] a=end_of_file
   Fail: (223) [system] a=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _1628184)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1630042)
   Exit: (225) [system] peek_char((0x55798e5fad60), a)
   Call: (225) [system] a=(;)
   Fail: (225) [system] a=(;)
^  Call: (225) [user] is_like_space(a)
   Call: (226) [system] char_type(a, 'white')
   Fail: (226) [system] char_type(a, 'white')
   Call: (226) [system] char_type(a, end_of_line)
   Fail: (226) [system] char_type(a, end_of_line)
   Call: (226) [system] char_type(a, space)
   Fail: (226) [system] char_type(a, space)
   Call: (226) [system] char_type(a, cntrl)
   Fail: (226) [system] char_type(a, cntrl)
^  Fail: (225) [user] is_like_space(a)
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _1644196)
   Exit: (224) [system] get_char((0x55798e5fad60), a)
   Call: (224) [system] a='('
   Fail: (224) [system] a='('
   Call: (224) [system] a='['
   Fail: (224) [system] a='['
   Call: (224) [system] a='{'
   Fail: (224) [system] a='{'
   Call: (224) [system] a='"'
   Fail: (224) [system] a='"'
   Call: (224) [system] a=!
   Fail: (224) [system] a=!
   Call: (224) [system] a='\''
   Fail: (224) [system] a='\''
   Call: (224) [system] a='`'
   Fail: (224) [system] a='`'
   Call: (224) [system] a=end_of_file
   Fail: (224) [system] a=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), a, _1628184)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _1661838)
   Call: (226) [system] peek_char((0x55798e5fad60), _1662772)
   Exit: (226) [system] peek_char((0x55798e5fad60), b)
^  Call: (226) [user] is_delimiter(b)
   Call: (227) [system] char_type(b, space)
   Fail: (227) [system] char_type(b, space)
   Call: (227) [system] arg(_1667492, v('(', ')', end_of_file), b)
   Fail: (227) [system] arg(_1668424, v('(', ')', end_of_file), b)
^  Fail: (226) [user] is_delimiter(b)
   Call: (226) [system] ')'==b
   Fail: (226) [system] ')'==b
   Call: (226) [system] get_char((0x55798e5fad60), b)
   Exit: (226) [system] get_char((0x55798e5fad60), b)
   Call: (226) [system] b=(\)
   Fail: (226) [system] b=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1675774)
   Call: (227) [system] peek_char((0x55798e5fad60), _1676708)
   Exit: (227) [system] peek_char((0x55798e5fad60), c)
^  Call: (227) [user] is_delimiter(c)
   Call: (228) [system] char_type(c, space)
   Fail: (228) [system] char_type(c, space)
   Call: (228) [system] arg(_1681428, v('(', ')', end_of_file), c)
   Fail: (228) [system] arg(_1682360, v('(', ')', end_of_file), c)
^  Fail: (227) [user] is_delimiter(c)
   Call: (227) [system] ')'==c
   Fail: (227) [system] ')'==c
   Call: (227) [system] get_char((0x55798e5fad60), c)
   Exit: (227) [system] get_char((0x55798e5fad60), c)
   Call: (227) [system] c=(\)
   Fail: (227) [system] c=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1689710)
   Call: (228) [system] peek_char((0x55798e5fad60), _1690644)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (228) [user] is_delimiter(' ')
   Call: (229) [system] char_type(' ', space)
   Exit: (229) [system] char_type(' ', space)
^  Exit: (228) [user] is_delimiter(' ')
   Call: (228) [system] _1689710=[]
   Exit: (228) [system] []=[]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (227) [system] _1675774=[c]
   Exit: (227) [system] [c]=[c]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (226) [system] _1661838=[b, c]
   Exit: (226) [system] [b, c]=[b, c]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (225) [user] classify_and_convert_charseq(a, [b, c], _1628184)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1705542, _1705544), once(user:catch(read_from_chars([a, b, c], _1628184), _1705518, fail)), '$restore_trace'(_1705542, _1705544))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1705542, _1705544))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1705518, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(abc)
   Exit: (226) [system] atomic(abc)
^  Exit: (225) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1713042)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1714900)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _1722638)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1725342)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1740420)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=')'
   Fail: (224) [system] '('=')'
   Call: (224) [system] '('=end_of_file
   Fail: (224) [system] '('=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1745990)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1747848)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1762002)
   Exit: (225) [system] get_char((0x55798e5fad60), '(')
   Call: (225) [system] '('='('
   Exit: (225) [system] '('='('
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1745990)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1767572)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'D')
   Call: (227) [system] 'D'=(;)
   Fail: (227) [system] 'D'=(;)
^  Call: (227) [user] is_like_space('D')
   Call: (228) [system] char_type('D', 'white')
   Fail: (228) [system] char_type('D', 'white')
   Call: (228) [system] char_type('D', end_of_line)
   Fail: (228) [system] char_type('D', end_of_line)
   Call: (228) [system] char_type('D', space)
   Fail: (228) [system] char_type('D', space)
   Call: (228) [system] char_type('D', cntrl)
   Fail: (228) [system] char_type('D', cntrl)
^  Fail: (227) [user] is_like_space('D')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1781726)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'D')
   Call: (226) [system] 'D'=')'
   Fail: (226) [system] 'D'=')'
   Call: (226) [system] 'D'=end_of_file
   Fail: (226) [system] 'D'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _1787296)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1789154)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'D')
   Call: (228) [system] 'D'=(;)
   Fail: (228) [system] 'D'=(;)
^  Call: (228) [user] is_like_space('D')
   Call: (229) [system] char_type('D', 'white')
   Fail: (229) [system] char_type('D', 'white')
   Call: (229) [system] char_type('D', end_of_line)
   Fail: (229) [system] char_type('D', end_of_line)
   Call: (229) [system] char_type('D', space)
   Fail: (229) [system] char_type('D', space)
   Call: (229) [system] char_type('D', cntrl)
   Fail: (229) [system] char_type('D', cntrl)
^  Fail: (228) [user] is_like_space('D')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _1803308)
   Exit: (227) [system] get_char((0x55798e5fad60), 'D')
   Call: (227) [system] 'D'='('
   Fail: (227) [system] 'D'='('
   Call: (227) [system] 'D'='['
   Fail: (227) [system] 'D'='['
   Call: (227) [system] 'D'='{'
   Fail: (227) [system] 'D'='{'
   Call: (227) [system] 'D'='"'
   Fail: (227) [system] 'D'='"'
   Call: (227) [system] 'D'=!
   Fail: (227) [system] 'D'=!
   Call: (227) [system] 'D'='\''
   Fail: (227) [system] 'D'='\''
   Call: (227) [system] 'D'='`'
   Fail: (227) [system] 'D'='`'
   Call: (227) [system] 'D'=end_of_file
   Fail: (227) [system] 'D'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1787296)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1820950)
   Call: (229) [system] peek_char((0x55798e5fad60), _1821884)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_1826604, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_1827536, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1834886)
   Call: (230) [system] peek_char((0x55798e5fad60), _1835820)
   Exit: (230) [system] peek_char((0x55798e5fad60), s)
^  Call: (230) [user] is_delimiter(s)
   Call: (231) [system] char_type(s, space)
   Fail: (231) [system] char_type(s, space)
   Call: (231) [system] arg(_1840540, v('(', ')', end_of_file), s)
   Fail: (231) [system] arg(_1841472, v('(', ')', end_of_file), s)
^  Fail: (230) [user] is_delimiter(s)
   Call: (230) [system] ')'==s
   Fail: (230) [system] ')'==s
   Call: (230) [system] get_char((0x55798e5fad60), s)
   Exit: (230) [system] get_char((0x55798e5fad60), s)
   Call: (230) [system] s=(\)
   Fail: (230) [system] s=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1848822)
   Call: (231) [system] peek_char((0x55798e5fad60), _1849756)
   Exit: (231) [system] peek_char((0x55798e5fad60), j)
^  Call: (231) [user] is_delimiter(j)
   Call: (232) [system] char_type(j, space)
   Fail: (232) [system] char_type(j, space)
   Call: (232) [system] arg(_1854476, v('(', ')', end_of_file), j)
   Fail: (232) [system] arg(_1855408, v('(', ')', end_of_file), j)
^  Fail: (231) [user] is_delimiter(j)
   Call: (231) [system] ')'==j
   Fail: (231) [system] ')'==j
   Call: (231) [system] get_char((0x55798e5fad60), j)
   Exit: (231) [system] get_char((0x55798e5fad60), j)
   Call: (231) [system] j=(\)
   Fail: (231) [system] j=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1862758)
   Call: (232) [system] peek_char((0x55798e5fad60), _1863692)
   Exit: (232) [system] peek_char((0x55798e5fad60), u)
^  Call: (232) [user] is_delimiter(u)
   Call: (233) [system] char_type(u, space)
   Fail: (233) [system] char_type(u, space)
   Call: (233) [system] arg(_1868412, v('(', ')', end_of_file), u)
   Fail: (233) [system] arg(_1869344, v('(', ')', end_of_file), u)
^  Fail: (232) [user] is_delimiter(u)
   Call: (232) [system] ')'==u
   Fail: (232) [system] ')'==u
   Call: (232) [system] get_char((0x55798e5fad60), u)
   Exit: (232) [system] get_char((0x55798e5fad60), u)
   Call: (232) [system] u=(\)
   Fail: (232) [system] u=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1876694)
   Call: (233) [system] peek_char((0x55798e5fad60), _1877628)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1882348, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1883280, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1890630)
   Call: (234) [system] peek_char((0x55798e5fad60), _1891564)
   Exit: (234) [system] peek_char((0x55798e5fad60), c)
^  Call: (234) [user] is_delimiter(c)
   Call: (235) [system] char_type(c, space)
   Fail: (235) [system] char_type(c, space)
   Call: (235) [system] arg(_1896284, v('(', ')', end_of_file), c)
   Fail: (235) [system] arg(_1897216, v('(', ')', end_of_file), c)
^  Fail: (234) [user] is_delimiter(c)
   Call: (234) [system] ')'==c
   Fail: (234) [system] ')'==c
   Call: (234) [system] get_char((0x55798e5fad60), c)
   Exit: (234) [system] get_char((0x55798e5fad60), c)
   Call: (234) [system] c=(\)
   Fail: (234) [system] c=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1904566)
   Call: (235) [system] peek_char((0x55798e5fad60), _1905500)
   Exit: (235) [system] peek_char((0x55798e5fad60), t)
^  Call: (235) [user] is_delimiter(t)
   Call: (236) [system] char_type(t, space)
   Fail: (236) [system] char_type(t, space)
   Call: (236) [system] arg(_1910220, v('(', ')', end_of_file), t)
   Fail: (236) [system] arg(_1911152, v('(', ')', end_of_file), t)
^  Fail: (235) [user] is_delimiter(t)
   Call: (235) [system] ')'==t
   Fail: (235) [system] ')'==t
   Call: (235) [system] get_char((0x55798e5fad60), t)
   Exit: (235) [system] get_char((0x55798e5fad60), t)
   Call: (235) [system] t=(\)
   Fail: (235) [system] t=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1918502)
   Call: (236) [system] peek_char((0x55798e5fad60), _1919436)
   Exit: (236) [system] peek_char((0x55798e5fad60), i)
^  Call: (236) [user] is_delimiter(i)
   Call: (237) [system] char_type(i, space)
   Fail: (237) [system] char_type(i, space)
   Call: (237) [system] arg(_1924156, v('(', ')', end_of_file), i)
   Fail: (237) [system] arg(_1925088, v('(', ')', end_of_file), i)
^  Fail: (236) [user] is_delimiter(i)
   Call: (236) [system] ')'==i
   Fail: (236) [system] ')'==i
   Call: (236) [system] get_char((0x55798e5fad60), i)
   Exit: (236) [system] get_char((0x55798e5fad60), i)
   Call: (236) [system] i=(\)
   Fail: (236) [system] i=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1932438)
   Call: (237) [system] peek_char((0x55798e5fad60), _1933372)
   Exit: (237) [system] peek_char((0x55798e5fad60), o)
^  Call: (237) [user] is_delimiter(o)
   Call: (238) [system] char_type(o, space)
   Fail: (238) [system] char_type(o, space)
   Call: (238) [system] arg(_1938092, v('(', ')', end_of_file), o)
   Fail: (238) [system] arg(_1939024, v('(', ')', end_of_file), o)
^  Fail: (237) [user] is_delimiter(o)
   Call: (237) [system] ')'==o
   Fail: (237) [system] ')'==o
   Call: (237) [system] get_char((0x55798e5fad60), o)
   Exit: (237) [system] get_char((0x55798e5fad60), o)
   Call: (237) [system] o=(\)
   Fail: (237) [system] o=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1946374)
   Call: (238) [system] peek_char((0x55798e5fad60), _1947308)
   Exit: (238) [system] peek_char((0x55798e5fad60), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_1952028, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_1952960, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55798e5fad60), n)
   Exit: (238) [system] get_char((0x55798e5fad60), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1960310)
   Call: (239) [system] peek_char((0x55798e5fad60), _1961244)
   Exit: (239) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (239) [user] is_delimiter('I')
   Call: (240) [system] char_type('I', space)
   Fail: (240) [system] char_type('I', space)
   Call: (240) [system] arg(_1965964, v('(', ')', end_of_file), 'I')
   Fail: (240) [system] arg(_1966896, v('(', ')', end_of_file), 'I')
^  Fail: (239) [user] is_delimiter('I')
   Call: (239) [system] ')'=='I'
   Fail: (239) [system] ')'=='I'
   Call: (239) [system] get_char((0x55798e5fad60), 'I')
   Exit: (239) [system] get_char((0x55798e5fad60), 'I')
   Call: (239) [system] 'I'=(\)
   Fail: (239) [system] 'I'=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1974246)
   Call: (240) [system] peek_char((0x55798e5fad60), _1975180)
   Exit: (240) [system] peek_char((0x55798e5fad60), n)
^  Call: (240) [user] is_delimiter(n)
   Call: (241) [system] char_type(n, space)
   Fail: (241) [system] char_type(n, space)
   Call: (241) [system] arg(_1979900, v('(', ')', end_of_file), n)
   Fail: (241) [system] arg(_1980832, v('(', ')', end_of_file), n)
^  Fail: (240) [user] is_delimiter(n)
   Call: (240) [system] ')'==n
   Fail: (240) [system] ')'==n
   Call: (240) [system] get_char((0x55798e5fad60), n)
   Exit: (240) [system] get_char((0x55798e5fad60), n)
   Call: (240) [system] n=(\)
   Fail: (240) [system] n=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1988182)
   Call: (241) [system] peek_char((0x55798e5fad60), _1989116)
   Exit: (241) [system] peek_char((0x55798e5fad60), t)
^  Call: (241) [user] is_delimiter(t)
   Call: (242) [system] char_type(t, space)
   Fail: (242) [system] char_type(t, space)
   Call: (242) [system] arg(_1993836, v('(', ')', end_of_file), t)
   Fail: (242) [system] arg(_1994768, v('(', ')', end_of_file), t)
^  Fail: (241) [user] is_delimiter(t)
   Call: (241) [system] ')'==t
   Fail: (241) [system] ')'==t
   Call: (241) [system] get_char((0x55798e5fad60), t)
   Exit: (241) [system] get_char((0x55798e5fad60), t)
   Call: (241) [system] t=(\)
   Fail: (241) [system] t=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _2002118)
   Call: (242) [system] peek_char((0x55798e5fad60), _2003052)
   Exit: (242) [system] peek_char((0x55798e5fad60), r)
^  Call: (242) [user] is_delimiter(r)
   Call: (243) [system] char_type(r, space)
   Fail: (243) [system] char_type(r, space)
   Call: (243) [system] arg(_2007772, v('(', ')', end_of_file), r)
   Fail: (243) [system] arg(_2008704, v('(', ')', end_of_file), r)
^  Fail: (242) [user] is_delimiter(r)
   Call: (242) [system] ')'==r
   Fail: (242) [system] ')'==r
   Call: (242) [system] get_char((0x55798e5fad60), r)
   Exit: (242) [system] get_char((0x55798e5fad60), r)
   Call: (242) [system] r=(\)
   Fail: (242) [system] r=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _2016054)
   Call: (243) [system] peek_char((0x55798e5fad60), _2016988)
   Exit: (243) [system] peek_char((0x55798e5fad60), o)
^  Call: (243) [user] is_delimiter(o)
   Call: (244) [system] char_type(o, space)
   Fail: (244) [system] char_type(o, space)
   Call: (244) [system] arg(_2021708, v('(', ')', end_of_file), o)
   Fail: (244) [system] arg(_2022640, v('(', ')', end_of_file), o)
^  Fail: (243) [user] is_delimiter(o)
   Call: (243) [system] ')'==o
   Fail: (243) [system] ')'==o
   Call: (243) [system] get_char((0x55798e5fad60), o)
   Exit: (243) [system] get_char((0x55798e5fad60), o)
   Call: (243) [system] o=(\)
   Fail: (243) [system] o=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _2029990)
   Call: (244) [system] peek_char((0x55798e5fad60), _2030924)
   Exit: (244) [system] peek_char((0x55798e5fad60), d)
^  Call: (244) [user] is_delimiter(d)
   Call: (245) [system] char_type(d, space)
   Fail: (245) [system] char_type(d, space)
   Call: (245) [system] arg(_2035644, v('(', ')', end_of_file), d)
   Fail: (245) [system] arg(_2036576, v('(', ')', end_of_file), d)
^  Fail: (244) [user] is_delimiter(d)
   Call: (244) [system] ')'==d
   Fail: (244) [system] ')'==d
   Call: (244) [system] get_char((0x55798e5fad60), d)
   Exit: (244) [system] get_char((0x55798e5fad60), d)
   Call: (244) [system] d=(\)
   Fail: (244) [system] d=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _2043926)
   Call: (245) [system] peek_char((0x55798e5fad60), _2044860)
   Exit: (245) [system] peek_char((0x55798e5fad60), u)
^  Call: (245) [user] is_delimiter(u)
   Call: (246) [system] char_type(u, space)
   Fail: (246) [system] char_type(u, space)
   Call: (246) [system] arg(_2049580, v('(', ')', end_of_file), u)
   Fail: (246) [system] arg(_2050512, v('(', ')', end_of_file), u)
^  Fail: (245) [user] is_delimiter(u)
   Call: (245) [system] ')'==u
   Fail: (245) [system] ')'==u
   Call: (245) [system] get_char((0x55798e5fad60), u)
   Exit: (245) [system] get_char((0x55798e5fad60), u)
   Call: (245) [system] u=(\)
   Fail: (245) [system] u=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _2057862)
   Call: (246) [system] peek_char((0x55798e5fad60), _2058796)
   Exit: (246) [system] peek_char((0x55798e5fad60), c)
^  Call: (246) [user] is_delimiter(c)
   Call: (247) [system] char_type(c, space)
   Fail: (247) [system] char_type(c, space)
   Call: (247) [system] arg(_2063516, v('(', ')', end_of_file), c)
   Fail: (247) [system] arg(_2064448, v('(', ')', end_of_file), c)
^  Fail: (246) [user] is_delimiter(c)
   Call: (246) [system] ')'==c
   Fail: (246) [system] ')'==c
   Call: (246) [system] get_char((0x55798e5fad60), c)
   Exit: (246) [system] get_char((0x55798e5fad60), c)
   Call: (246) [system] c=(\)
   Fail: (246) [system] c=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _2071798)
   Call: (247) [system] peek_char((0x55798e5fad60), _2072732)
   Exit: (247) [system] peek_char((0x55798e5fad60), t)
^  Call: (247) [user] is_delimiter(t)
   Call: (248) [system] char_type(t, space)
   Fail: (248) [system] char_type(t, space)
   Call: (248) [system] arg(_2077452, v('(', ')', end_of_file), t)
   Fail: (248) [system] arg(_2078384, v('(', ')', end_of_file), t)
^  Fail: (247) [user] is_delimiter(t)
   Call: (247) [system] ')'==t
   Fail: (247) [system] ')'==t
   Call: (247) [system] get_char((0x55798e5fad60), t)
   Exit: (247) [system] get_char((0x55798e5fad60), t)
   Call: (247) [system] t=(\)
   Fail: (247) [system] t=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), _2085734)
   Call: (248) [system] peek_char((0x55798e5fad60), _2086668)
   Exit: (248) [system] peek_char((0x55798e5fad60), i)
^  Call: (248) [user] is_delimiter(i)
   Call: (249) [system] char_type(i, space)
   Fail: (249) [system] char_type(i, space)
   Call: (249) [system] arg(_2091388, v('(', ')', end_of_file), i)
   Fail: (249) [system] arg(_2092320, v('(', ')', end_of_file), i)
^  Fail: (248) [user] is_delimiter(i)
   Call: (248) [system] ')'==i
   Fail: (248) [system] ')'==i
   Call: (248) [system] get_char((0x55798e5fad60), i)
   Exit: (248) [system] get_char((0x55798e5fad60), i)
   Call: (248) [system] i=(\)
   Fail: (248) [system] i=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), _9352)
   Call: (249) [system] peek_char((0x55798e5fad60), _10286)
   Exit: (249) [system] peek_char((0x55798e5fad60), o)
^  Call: (249) [user] is_delimiter(o)
   Call: (250) [system] char_type(o, space)
   Fail: (250) [system] char_type(o, space)
   Call: (250) [system] arg(_15006, v('(', ')', end_of_file), o)
   Fail: (250) [system] arg(_15938, v('(', ')', end_of_file), o)
^  Fail: (249) [user] is_delimiter(o)
   Call: (249) [system] ')'==o
   Fail: (249) [system] ')'==o
   Call: (249) [system] get_char((0x55798e5fad60), o)
   Exit: (249) [system] get_char((0x55798e5fad60), o)
   Call: (249) [system] o=(\)
   Fail: (249) [system] o=(\)
^  Call: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), _23288)
   Call: (250) [system] peek_char((0x55798e5fad60), _24222)
   Exit: (250) [system] peek_char((0x55798e5fad60), n)
^  Call: (250) [user] is_delimiter(n)
   Call: (251) [system] char_type(n, space)
   Fail: (251) [system] char_type(n, space)
   Call: (251) [system] arg(_28942, v('(', ')', end_of_file), n)
   Fail: (251) [system] arg(_29874, v('(', ')', end_of_file), n)
^  Fail: (250) [user] is_delimiter(n)
   Call: (250) [system] ')'==n
   Fail: (250) [system] ')'==n
   Call: (250) [system] get_char((0x55798e5fad60), n)
   Exit: (250) [system] get_char((0x55798e5fad60), n)
   Call: (250) [system] n=(\)
   Fail: (250) [system] n=(\)
^  Call: (250) [user] read_symbolic_cont(')', (0x55798e5fad60), _37224)
   Call: (251) [system] peek_char((0x55798e5fad60), _38158)
   Exit: (251) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (251) [user] is_delimiter(' ')
   Call: (252) [system] char_type(' ', space)
   Exit: (252) [system] char_type(' ', space)
^  Exit: (251) [user] is_delimiter(' ')
   Call: (251) [system] _37224=[]
   Exit: (251) [system] []=[]
^  Exit: (250) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (250) [system] _23288=[n]
   Exit: (250) [system] [n]=[n]
^  Exit: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (249) [system] _9352=[o, n]
   Exit: (249) [system] [o, n]=[o, n]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (248) [system] _6616=[i, o, n]
   Exit: (248) [system] [i, o, n]=[i, o, n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (247) [system] _6612=[t, i, o, n]
   Exit: (247) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (246) [system] _6608=[c, t, i, o, n]
   Exit: (246) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (245) [system] _6604=[u, c, t, i, o, n]
   Exit: (245) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (244) [system] _6600=[d, u, c, t, i, o, n]
   Exit: (244) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (243) [system] _6596=[o, d, u, c, t, i, o, n]
   Exit: (243) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (242) [system] _6592=[r, o, d, u, c, t, i, o, n]
   Exit: (242) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (241) [system] _6588=[t, r, o, d, u, c, t, i, o, n]
   Exit: (241) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (240) [system] _6584=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _6580=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _6576=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _6572=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _6568=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _6564=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _6560=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _6556=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _6552=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _6548=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _6544=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _6540=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (228) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _6536)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_108936, _108938), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _6536), _108912, fail)), '$restore_trace'(_108936, _108938))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_108936, _108938))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _6536), _108912, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_6536)
   Fail: (229) [system] atomic(_6536)
   Call: (229) [system] atom_chars(_6536, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (229) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (228) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _118312)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _120170)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _127908)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _130612)
   Exit: (229) [system] peek_char((0x55798e5fad60), a)
   Call: (229) [system] a=(;)
   Fail: (229) [system] a=(;)
^  Call: (229) [user] is_like_space(a)
   Call: (230) [system] char_type(a, 'white')
   Fail: (230) [system] char_type(a, 'white')
   Call: (230) [system] char_type(a, end_of_line)
   Fail: (230) [system] char_type(a, end_of_line)
   Call: (230) [system] char_type(a, space)
   Fail: (230) [system] char_type(a, space)
   Call: (230) [system] char_type(a, cntrl)
   Fail: (230) [system] char_type(a, cntrl)
^  Fail: (229) [user] is_like_space(a)
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _145690)
   Exit: (227) [system] peek_char((0x55798e5fad60), a)
   Call: (227) [system] a=')'
   Fail: (227) [system] a=')'
   Call: (227) [system] a=end_of_file
   Fail: (227) [system] a=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _151260)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _153118)
   Exit: (229) [system] peek_char((0x55798e5fad60), a)
   Call: (229) [system] a=(;)
   Fail: (229) [system] a=(;)
^  Call: (229) [user] is_like_space(a)
   Call: (230) [system] char_type(a, 'white')
   Fail: (230) [system] char_type(a, 'white')
   Call: (230) [system] char_type(a, end_of_line)
   Fail: (230) [system] char_type(a, end_of_line)
   Call: (230) [system] char_type(a, space)
   Fail: (230) [system] char_type(a, space)
   Call: (230) [system] char_type(a, cntrl)
   Fail: (230) [system] char_type(a, cntrl)
^  Fail: (229) [user] is_like_space(a)
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _167272)
   Exit: (228) [system] get_char((0x55798e5fad60), a)
   Call: (228) [system] a='('
   Fail: (228) [system] a='('
   Call: (228) [system] a='['
   Fail: (228) [system] a='['
   Call: (228) [system] a='{'
   Fail: (228) [system] a='{'
   Call: (228) [system] a='"'
   Fail: (228) [system] a='"'
   Call: (228) [system] a=!
   Fail: (228) [system] a=!
   Call: (228) [system] a='\''
   Fail: (228) [system] a='\''
   Call: (228) [system] a='`'
   Fail: (228) [system] a='`'
   Call: (228) [system] a=end_of_file
   Fail: (228) [system] a=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), a, _151260)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _184914)
   Call: (230) [system] peek_char((0x55798e5fad60), _185848)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (230) [user] is_delimiter(' ')
   Call: (231) [system] char_type(' ', space)
   Exit: (231) [system] char_type(' ', space)
^  Exit: (230) [user] is_delimiter(' ')
   Call: (230) [system] _184914=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (229) [user] classify_and_convert_charseq(a, [], _151260)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_195158, _195160), once(user:catch(read_from_chars([a], _151260), _195134, fail)), '$restore_trace'(_195158, _195160))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_195158, _195160))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _195134, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(a)
   Exit: (230) [system] atomic(a)
^  Exit: (229) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _202658)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _204516)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _212254)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _214958)
   Exit: (230) [system] peek_char((0x55798e5fad60), c)
   Call: (230) [system] c=(;)
   Fail: (230) [system] c=(;)
^  Call: (230) [user] is_like_space(c)
   Call: (231) [system] char_type(c, 'white')
   Fail: (231) [system] char_type(c, 'white')
   Call: (231) [system] char_type(c, end_of_line)
   Fail: (231) [system] char_type(c, end_of_line)
   Call: (231) [system] char_type(c, space)
   Fail: (231) [system] char_type(c, space)
   Call: (231) [system] char_type(c, cntrl)
   Fail: (231) [system] char_type(c, cntrl)
^  Fail: (230) [user] is_like_space(c)
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _230036)
   Exit: (228) [system] peek_char((0x55798e5fad60), c)
   Call: (228) [system] c=')'
   Fail: (228) [system] c=')'
   Call: (228) [system] c=end_of_file
   Fail: (228) [system] c=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _235606)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _237464)
   Exit: (230) [system] peek_char((0x55798e5fad60), c)
   Call: (230) [system] c=(;)
   Fail: (230) [system] c=(;)
^  Call: (230) [user] is_like_space(c)
   Call: (231) [system] char_type(c, 'white')
   Fail: (231) [system] char_type(c, 'white')
   Call: (231) [system] char_type(c, end_of_line)
   Fail: (231) [system] char_type(c, end_of_line)
   Call: (231) [system] char_type(c, space)
   Fail: (231) [system] char_type(c, space)
   Call: (231) [system] char_type(c, cntrl)
   Fail: (231) [system] char_type(c, cntrl)
^  Fail: (230) [user] is_like_space(c)
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _251618)
   Exit: (229) [system] get_char((0x55798e5fad60), c)
   Call: (229) [system] c='('
   Fail: (229) [system] c='('
   Call: (229) [system] c='['
   Fail: (229) [system] c='['
   Call: (229) [system] c='{'
   Fail: (229) [system] c='{'
   Call: (229) [system] c='"'
   Fail: (229) [system] c='"'
   Call: (229) [system] c=!
   Fail: (229) [system] c=!
   Call: (229) [system] c='\''
   Fail: (229) [system] c='\''
   Call: (229) [system] c='`'
   Fail: (229) [system] c='`'
   Call: (229) [system] c=end_of_file
   Fail: (229) [system] c=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), c, _235606)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _269260)
   Call: (231) [system] peek_char((0x55798e5fad60), _270194)
   Exit: (231) [system] peek_char((0x55798e5fad60), d)
^  Call: (231) [user] is_delimiter(d)
   Call: (232) [system] char_type(d, space)
   Fail: (232) [system] char_type(d, space)
   Call: (232) [system] arg(_274914, v('(', ')', end_of_file), d)
   Fail: (232) [system] arg(_275846, v('(', ')', end_of_file), d)
^  Fail: (231) [user] is_delimiter(d)
   Call: (231) [system] ')'==d
   Fail: (231) [system] ')'==d
   Call: (231) [system] get_char((0x55798e5fad60), d)
   Exit: (231) [system] get_char((0x55798e5fad60), d)
   Call: (231) [system] d=(\)
   Fail: (231) [system] d=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _283196)
   Call: (232) [system] peek_char((0x55798e5fad60), _284130)
   Exit: (232) [system] peek_char((0x55798e5fad60), e)
^  Call: (232) [user] is_delimiter(e)
   Call: (233) [system] char_type(e, space)
   Fail: (233) [system] char_type(e, space)
   Call: (233) [system] arg(_288850, v('(', ')', end_of_file), e)
   Fail: (233) [system] arg(_289782, v('(', ')', end_of_file), e)
^  Fail: (232) [user] is_delimiter(e)
   Call: (232) [system] ')'==e
   Fail: (232) [system] ')'==e
   Call: (232) [system] get_char((0x55798e5fad60), e)
   Exit: (232) [system] get_char((0x55798e5fad60), e)
   Call: (232) [system] e=(\)
   Fail: (232) [system] e=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _297132)
   Call: (233) [system] peek_char((0x55798e5fad60), _298066)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
^  Call: (233) [user] is_delimiter(')')
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] arg(_302786, v('(', ')', end_of_file), ')')
   Exit: (234) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (233) [user] is_delimiter(')')
   Call: (233) [system] _297132=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (232) [system] _283196=[e]
   Exit: (232) [system] [e]=[e]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [e])
   Call: (231) [system] _269260=[d, e]
   Exit: (231) [system] [d, e]=[d, e]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, e])
^  Call: (230) [user] classify_and_convert_charseq(c, [d, e], _235606)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_314836, _314838), once(user:catch(read_from_chars([c, d, e], _235606), _314812, fail)), '$restore_trace'(_314836, _314838))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_314836, _314838))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([c, d, e], cde), _314812, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(cde)
   Exit: (231) [system] atomic(cde)
^  Exit: (230) [user] classify_and_convert_charseq(c, [d, e], cde)
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), c, cde)
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), cde)
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _322336)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _324194)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=(;)
   Fail: (230) [system] ')'=(;)
^  Call: (230) [user] is_like_space(')')
   Call: (231) [system] char_type(')', 'white')
   Fail: (231) [system] char_type(')', 'white')
   Call: (231) [system] char_type(')', end_of_line)
   Fail: (231) [system] char_type(')', end_of_line)
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] char_type(')', cntrl)
   Fail: (231) [system] char_type(')', cntrl)
^  Fail: (230) [user] is_like_space(')')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _338348)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=')'
   Exit: (229) [system] ')'=')'
   Call: (229) [system] get_char((0x55798e5fad60), _342138)
   Exit: (229) [system] get_char((0x55798e5fad60), ')')
   Call: (229) [system] _322336=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), [])
   Call: (228) [system] _202658=[cde]
   Exit: (228) [system] [cde]=[cde]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [cde])
   Call: (227) [system] _118312=[a, cde]
   Exit: (227) [system] [a, cde]=[a, cde]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [a, cde])
   Call: (226) [system] _6530=['DisjunctionIntroduction', a, cde]
   Exit: (226) [system] ['DisjunctionIntroduction', a, cde]=['DisjunctionIntroduction', a, cde]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, cde])
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, cde])
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _356020)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _357878)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=(;)
   Fail: (226) [system] ')'=(;)
^  Call: (226) [user] is_like_space(')')
   Call: (227) [system] char_type(')', 'white')
   Fail: (227) [system] char_type(')', 'white')
   Call: (227) [system] char_type(')', end_of_line)
   Fail: (227) [system] char_type(')', end_of_line)
   Call: (227) [system] char_type(')', space)
   Fail: (227) [system] char_type(')', space)
   Call: (227) [system] char_type(')', cntrl)
   Fail: (227) [system] char_type(')', cntrl)
^  Fail: (226) [user] is_like_space(')')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _372032)
   Exit: (225) [system] peek_char((0x55798e5fad60), ')')
   Call: (225) [system] ')'=')'
   Exit: (225) [system] ')'=')'
   Call: (225) [system] get_char((0x55798e5fad60), _375822)
   Exit: (225) [system] get_char((0x55798e5fad60), ')')
   Call: (225) [system] _356020=[]
   Exit: (225) [system] []=[]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [])
   Call: (224) [system] _6526=[['DisjunctionIntroduction', a, cde]]
   Exit: (224) [system] [['DisjunctionIntroduction', a, cde]]=[['DisjunctionIntroduction', a, cde]]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', a, cde]])
   Call: (223) [system] _6520=[abc, ['DisjunctionIntroduction', a, cde]]
   Exit: (223) [system] [abc, ['DisjunctionIntroduction', a, cde]]=[abc, ['DisjunctionIntroduction', a, cde]]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [abc, ['DisjunctionIntroduction', a, cde]])
   Call: (222) [system] _6512=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]]
   Exit: (222) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]])
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]])
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _389704)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _391562)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _399300)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _402004)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _417082)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _422652)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _424510)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _438664)
   Exit: (222) [system] get_char((0x55798e5fad60), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _422652)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _444234)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'O')
   Call: (224) [system] 'O'=(;)
   Fail: (224) [system] 'O'=(;)
^  Call: (224) [user] is_like_space('O')
   Call: (225) [system] char_type('O', 'white')
   Fail: (225) [system] char_type('O', 'white')
   Call: (225) [system] char_type('O', end_of_line)
   Fail: (225) [system] char_type('O', end_of_line)
   Call: (225) [system] char_type('O', space)
   Fail: (225) [system] char_type('O', space)
   Call: (225) [system] char_type('O', cntrl)
   Fail: (225) [system] char_type('O', cntrl)
^  Fail: (224) [user] is_like_space('O')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _458388)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'O')
   Call: (223) [system] 'O'=')'
   Fail: (223) [system] 'O'=')'
   Call: (223) [system] 'O'=end_of_file
   Fail: (223) [system] 'O'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _463958)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _465816)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'O')
   Call: (225) [system] 'O'=(;)
   Fail: (225) [system] 'O'=(;)
^  Call: (225) [user] is_like_space('O')
   Call: (226) [system] char_type('O', 'white')
   Fail: (226) [system] char_type('O', 'white')
   Call: (226) [system] char_type('O', end_of_line)
   Fail: (226) [system] char_type('O', end_of_line)
   Call: (226) [system] char_type('O', space)
   Fail: (226) [system] char_type('O', space)
   Call: (226) [system] char_type('O', cntrl)
   Fail: (226) [system] char_type('O', cntrl)
^  Fail: (225) [user] is_like_space('O')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _479970)
   Exit: (224) [system] get_char((0x55798e5fad60), 'O')
   Call: (224) [system] 'O'='('
   Fail: (224) [system] 'O'='('
   Call: (224) [system] 'O'='['
   Fail: (224) [system] 'O'='['
   Call: (224) [system] 'O'='{'
   Fail: (224) [system] 'O'='{'
   Call: (224) [system] 'O'='"'
   Fail: (224) [system] 'O'='"'
   Call: (224) [system] 'O'=!
   Fail: (224) [system] 'O'=!
   Call: (224) [system] 'O'='\''
   Fail: (224) [system] 'O'='\''
   Call: (224) [system] 'O'='`'
   Fail: (224) [system] 'O'='`'
   Call: (224) [system] 'O'=end_of_file
   Fail: (224) [system] 'O'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'O', _463958)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _497612)
   Call: (226) [system] peek_char((0x55798e5fad60), _498546)
   Exit: (226) [system] peek_char((0x55798e5fad60), r)
^  Call: (226) [user] is_delimiter(r)
   Call: (227) [system] char_type(r, space)
   Fail: (227) [system] char_type(r, space)
   Call: (227) [system] arg(_503266, v('(', ')', end_of_file), r)
   Fail: (227) [system] arg(_504198, v('(', ')', end_of_file), r)
^  Fail: (226) [user] is_delimiter(r)
   Call: (226) [system] ')'==r
   Fail: (226) [system] ')'==r
   Call: (226) [system] get_char((0x55798e5fad60), r)
   Exit: (226) [system] get_char((0x55798e5fad60), r)
   Call: (226) [system] r=(\)
   Fail: (226) [system] r=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _511548)
   Call: (227) [system] peek_char((0x55798e5fad60), _512482)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (227) [user] is_delimiter('L')
   Call: (228) [system] char_type('L', space)
   Fail: (228) [system] char_type('L', space)
   Call: (228) [system] arg(_517202, v('(', ')', end_of_file), 'L')
   Fail: (228) [system] arg(_518134, v('(', ')', end_of_file), 'L')
^  Fail: (227) [user] is_delimiter('L')
   Call: (227) [system] ')'=='L'
   Fail: (227) [system] ')'=='L'
   Call: (227) [system] get_char((0x55798e5fad60), 'L')
   Exit: (227) [system] get_char((0x55798e5fad60), 'L')
   Call: (227) [system] 'L'=(\)
   Fail: (227) [system] 'L'=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _525484)
   Call: (228) [system] peek_char((0x55798e5fad60), _526418)
   Exit: (228) [system] peek_char((0x55798e5fad60), i)
^  Call: (228) [user] is_delimiter(i)
   Call: (229) [system] char_type(i, space)
   Fail: (229) [system] char_type(i, space)
   Call: (229) [system] arg(_531138, v('(', ')', end_of_file), i)
   Fail: (229) [system] arg(_532070, v('(', ')', end_of_file), i)
^  Fail: (228) [user] is_delimiter(i)
   Call: (228) [system] ')'==i
   Fail: (228) [system] ')'==i
   Call: (228) [system] get_char((0x55798e5fad60), i)
   Exit: (228) [system] get_char((0x55798e5fad60), i)
   Call: (228) [system] i=(\)
   Fail: (228) [system] i=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _539420)
   Call: (229) [system] peek_char((0x55798e5fad60), _540354)
   Exit: (229) [system] peek_char((0x55798e5fad60), n)
^  Call: (229) [user] is_delimiter(n)
   Call: (230) [system] char_type(n, space)
   Fail: (230) [system] char_type(n, space)
   Call: (230) [system] arg(_545074, v('(', ')', end_of_file), n)
   Fail: (230) [system] arg(_546006, v('(', ')', end_of_file), n)
^  Fail: (229) [user] is_delimiter(n)
   Call: (229) [system] ')'==n
   Fail: (229) [system] ')'==n
   Call: (229) [system] get_char((0x55798e5fad60), n)
   Exit: (229) [system] get_char((0x55798e5fad60), n)
   Call: (229) [system] n=(\)
   Fail: (229) [system] n=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _553356)
   Call: (230) [system] peek_char((0x55798e5fad60), _554290)
   Exit: (230) [system] peek_char((0x55798e5fad60), k)
^  Call: (230) [user] is_delimiter(k)
   Call: (231) [system] char_type(k, space)
   Fail: (231) [system] char_type(k, space)
   Call: (231) [system] arg(_559010, v('(', ')', end_of_file), k)
   Fail: (231) [system] arg(_559942, v('(', ')', end_of_file), k)
^  Fail: (230) [user] is_delimiter(k)
   Call: (230) [system] ')'==k
   Fail: (230) [system] ')'==k
   Call: (230) [system] get_char((0x55798e5fad60), k)
   Exit: (230) [system] get_char((0x55798e5fad60), k)
   Call: (230) [system] k=(\)
   Fail: (230) [system] k=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _567292)
   Call: (231) [system] peek_char((0x55798e5fad60), _568226)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _567292=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (230) [system] _553356=[k]
   Exit: (230) [system] [k]=[k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (229) [system] _539420=[n, k]
   Exit: (229) [system] [n, k]=[n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (228) [system] _525484=[i, n, k]
   Exit: (228) [system] [i, n, k]=[i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (227) [system] _511548=['L', i, n, k]
   Exit: (227) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (226) [system] _497612=[r, 'L', i, n, k]
   Exit: (226) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (225) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _463958)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_591506, _591508), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _463958), _591482, fail)), '$restore_trace'(_591506, _591508))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_591506, _591508))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _463958), _591482, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_463958)
   Fail: (226) [system] atomic(_463958)
   Call: (226) [system] atom_chars(_463958, ['O', r, 'L', i, n, k])
   Exit: (226) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (225) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _600882)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _602740)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _610478)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _613182)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _628260)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=')'
   Fail: (224) [system] '('=')'
   Call: (224) [system] '('=end_of_file
   Fail: (224) [system] '('=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _633830)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _635688)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=(;)
   Fail: (226) [system] '('=(;)
^  Call: (226) [user] is_like_space('(')
   Call: (227) [system] char_type('(', 'white')
   Fail: (227) [system] char_type('(', 'white')
   Call: (227) [system] char_type('(', end_of_line)
   Fail: (227) [system] char_type('(', end_of_line)
   Call: (227) [system] char_type('(', space)
   Fail: (227) [system] char_type('(', space)
   Call: (227) [system] char_type('(', cntrl)
   Fail: (227) [system] char_type('(', cntrl)
^  Fail: (226) [user] is_like_space('(')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _649842)
   Exit: (225) [system] get_char((0x55798e5fad60), '(')
   Call: (225) [system] '('='('
   Exit: (225) [system] '('='('
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _633830)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _655412)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'I')
   Call: (227) [system] 'I'=(;)
   Fail: (227) [system] 'I'=(;)
^  Call: (227) [user] is_like_space('I')
   Call: (228) [system] char_type('I', 'white')
   Fail: (228) [system] char_type('I', 'white')
   Call: (228) [system] char_type('I', end_of_line)
   Fail: (228) [system] char_type('I', end_of_line)
   Call: (228) [system] char_type('I', space)
   Fail: (228) [system] char_type('I', space)
   Call: (228) [system] char_type('I', cntrl)
   Fail: (228) [system] char_type('I', cntrl)
^  Fail: (227) [user] is_like_space('I')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _669566)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'I')
   Call: (226) [system] 'I'=')'
   Fail: (226) [system] 'I'=')'
   Call: (226) [system] 'I'=end_of_file
   Fail: (226) [system] 'I'=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _675136)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _676994)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'I')
   Call: (228) [system] 'I'=(;)
   Fail: (228) [system] 'I'=(;)
^  Call: (228) [user] is_like_space('I')
   Call: (229) [system] char_type('I', 'white')
   Fail: (229) [system] char_type('I', 'white')
   Call: (229) [system] char_type('I', end_of_line)
   Fail: (229) [system] char_type('I', end_of_line)
   Call: (229) [system] char_type('I', space)
   Fail: (229) [system] char_type('I', space)
   Call: (229) [system] char_type('I', cntrl)
   Fail: (229) [system] char_type('I', cntrl)
^  Fail: (228) [user] is_like_space('I')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _691148)
   Exit: (227) [system] get_char((0x55798e5fad60), 'I')
   Call: (227) [system] 'I'='('
   Fail: (227) [system] 'I'='('
   Call: (227) [system] 'I'='['
   Fail: (227) [system] 'I'='['
   Call: (227) [system] 'I'='{'
   Fail: (227) [system] 'I'='{'
   Call: (227) [system] 'I'='"'
   Fail: (227) [system] 'I'='"'
   Call: (227) [system] 'I'=!
   Fail: (227) [system] 'I'=!
   Call: (227) [system] 'I'='\''
   Fail: (227) [system] 'I'='\''
   Call: (227) [system] 'I'='`'
   Fail: (227) [system] 'I'='`'
   Call: (227) [system] 'I'=end_of_file
   Fail: (227) [system] 'I'=end_of_file
^  Call: (227) [user] read_symbolic(')', (0x55798e5fad60), 'I', _675136)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _708790)
   Call: (229) [system] peek_char((0x55798e5fad60), _709724)
   Exit: (229) [system] peek_char((0x55798e5fad60), m)
^  Call: (229) [user] is_delimiter(m)
   Call: (230) [system] char_type(m, space)
   Fail: (230) [system] char_type(m, space)
   Call: (230) [system] arg(_714444, v('(', ')', end_of_file), m)
   Fail: (230) [system] arg(_715376, v('(', ')', end_of_file), m)
^  Fail: (229) [user] is_delimiter(m)
   Call: (229) [system] ')'==m
   Fail: (229) [system] ')'==m
   Call: (229) [system] get_char((0x55798e5fad60), m)
   Exit: (229) [system] get_char((0x55798e5fad60), m)
   Call: (229) [system] m=(\)
   Fail: (229) [system] m=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _722726)
   Call: (230) [system] peek_char((0x55798e5fad60), _723660)
   Exit: (230) [system] peek_char((0x55798e5fad60), p)
^  Call: (230) [user] is_delimiter(p)
   Call: (231) [system] char_type(p, space)
   Fail: (231) [system] char_type(p, space)
   Call: (231) [system] arg(_728380, v('(', ')', end_of_file), p)
   Fail: (231) [system] arg(_729312, v('(', ')', end_of_file), p)
^  Fail: (230) [user] is_delimiter(p)
   Call: (230) [system] ')'==p
   Fail: (230) [system] ')'==p
   Call: (230) [system] get_char((0x55798e5fad60), p)
   Exit: (230) [system] get_char((0x55798e5fad60), p)
   Call: (230) [system] p=(\)
   Fail: (230) [system] p=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _736662)
   Call: (231) [system] peek_char((0x55798e5fad60), _737596)
   Exit: (231) [system] peek_char((0x55798e5fad60), l)
^  Call: (231) [user] is_delimiter(l)
   Call: (232) [system] char_type(l, space)
   Fail: (232) [system] char_type(l, space)
   Call: (232) [system] arg(_742316, v('(', ')', end_of_file), l)
   Fail: (232) [system] arg(_743248, v('(', ')', end_of_file), l)
^  Fail: (231) [user] is_delimiter(l)
   Call: (231) [system] ')'==l
   Fail: (231) [system] ')'==l
   Call: (231) [system] get_char((0x55798e5fad60), l)
   Exit: (231) [system] get_char((0x55798e5fad60), l)
   Call: (231) [system] l=(\)
   Fail: (231) [system] l=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _750598)
   Call: (232) [system] peek_char((0x55798e5fad60), _751532)
   Exit: (232) [system] peek_char((0x55798e5fad60), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_756252, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_757184, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55798e5fad60), i)
   Exit: (232) [system] get_char((0x55798e5fad60), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _764534)
   Call: (233) [system] peek_char((0x55798e5fad60), _765468)
   Exit: (233) [system] peek_char((0x55798e5fad60), c)
^  Call: (233) [user] is_delimiter(c)
   Call: (234) [system] char_type(c, space)
   Fail: (234) [system] char_type(c, space)
   Call: (234) [system] arg(_770188, v('(', ')', end_of_file), c)
   Fail: (234) [system] arg(_771120, v('(', ')', end_of_file), c)
^  Fail: (233) [user] is_delimiter(c)
   Call: (233) [system] ')'==c
   Fail: (233) [system] ')'==c
   Call: (233) [system] get_char((0x55798e5fad60), c)
   Exit: (233) [system] get_char((0x55798e5fad60), c)
   Call: (233) [system] c=(\)
   Fail: (233) [system] c=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _778470)
   Call: (234) [system] peek_char((0x55798e5fad60), _779404)
   Exit: (234) [system] peek_char((0x55798e5fad60), a)
^  Call: (234) [user] is_delimiter(a)
   Call: (235) [system] char_type(a, space)
   Fail: (235) [system] char_type(a, space)
   Call: (235) [system] arg(_784124, v('(', ')', end_of_file), a)
   Fail: (235) [system] arg(_785056, v('(', ')', end_of_file), a)
^  Fail: (234) [user] is_delimiter(a)
   Call: (234) [system] ')'==a
   Fail: (234) [system] ')'==a
   Call: (234) [system] get_char((0x55798e5fad60), a)
   Exit: (234) [system] get_char((0x55798e5fad60), a)
   Call: (234) [system] a=(\)
   Fail: (234) [system] a=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _792406)
   Call: (235) [system] peek_char((0x55798e5fad60), _793340)
   Exit: (235) [system] peek_char((0x55798e5fad60), t)
^  Call: (235) [user] is_delimiter(t)
   Call: (236) [system] char_type(t, space)
   Fail: (236) [system] char_type(t, space)
   Call: (236) [system] arg(_798060, v('(', ')', end_of_file), t)
   Fail: (236) [system] arg(_798992, v('(', ')', end_of_file), t)
^  Fail: (235) [user] is_delimiter(t)
   Call: (235) [system] ')'==t
   Fail: (235) [system] ')'==t
   Call: (235) [system] get_char((0x55798e5fad60), t)
   Exit: (235) [system] get_char((0x55798e5fad60), t)
   Call: (235) [system] t=(\)
   Fail: (235) [system] t=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _806342)
   Call: (236) [system] peek_char((0x55798e5fad60), _807276)
   Exit: (236) [system] peek_char((0x55798e5fad60), i)
^  Call: (236) [user] is_delimiter(i)
   Call: (237) [system] char_type(i, space)
   Fail: (237) [system] char_type(i, space)
   Call: (237) [system] arg(_811996, v('(', ')', end_of_file), i)
   Fail: (237) [system] arg(_812928, v('(', ')', end_of_file), i)
^  Fail: (236) [user] is_delimiter(i)
   Call: (236) [system] ')'==i
   Fail: (236) [system] ')'==i
   Call: (236) [system] get_char((0x55798e5fad60), i)
   Exit: (236) [system] get_char((0x55798e5fad60), i)
   Call: (236) [system] i=(\)
   Fail: (236) [system] i=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _820278)
   Call: (237) [system] peek_char((0x55798e5fad60), _821212)
   Exit: (237) [system] peek_char((0x55798e5fad60), o)
^  Call: (237) [user] is_delimiter(o)
   Call: (238) [system] char_type(o, space)
   Fail: (238) [system] char_type(o, space)
   Call: (238) [system] arg(_825932, v('(', ')', end_of_file), o)
   Fail: (238) [system] arg(_826864, v('(', ')', end_of_file), o)
^  Fail: (237) [user] is_delimiter(o)
   Call: (237) [system] ')'==o
   Fail: (237) [system] ')'==o
   Call: (237) [system] get_char((0x55798e5fad60), o)
   Exit: (237) [system] get_char((0x55798e5fad60), o)
   Call: (237) [system] o=(\)
   Fail: (237) [system] o=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _834214)
   Call: (238) [system] peek_char((0x55798e5fad60), _835148)
   Exit: (238) [system] peek_char((0x55798e5fad60), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_839868, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_840800, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55798e5fad60), n)
   Exit: (238) [system] get_char((0x55798e5fad60), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _848150)
   Call: (239) [system] peek_char((0x55798e5fad60), _849084)
   Exit: (239) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (239) [user] is_delimiter(' ')
   Call: (240) [system] char_type(' ', space)
   Exit: (240) [system] char_type(' ', space)
^  Exit: (239) [user] is_delimiter(' ')
   Call: (239) [system] _848150=[]
   Exit: (239) [system] []=[]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (238) [system] _834214=[n]
   Exit: (238) [system] [n]=[n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (237) [system] _820278=[o, n]
   Exit: (237) [system] [o, n]=[o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (236) [system] _806342=[i, o, n]
   Exit: (236) [system] [i, o, n]=[i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (235) [system] _792406=[t, i, o, n]
   Exit: (235) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (234) [system] _778470=[a, t, i, o, n]
   Exit: (234) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (233) [system] _764534=[c, a, t, i, o, n]
   Exit: (233) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (232) [system] _750598=[i, c, a, t, i, o, n]
   Exit: (232) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (231) [system] _736662=[l, i, c, a, t, i, o, n]
   Exit: (231) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (230) [system] _722726=[p, l, i, c, a, t, i, o, n]
   Exit: (230) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (229) [system] _708790=[m, p, l, i, c, a, t, i, o, n]
   Exit: (229) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (228) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _675136)
^  Call: (230) [system] setup_call_cleanup('$notrace'(_886334, _886336), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _675136), _886310, fail)), '$restore_trace'(_886334, _886336))
^  Call: (231) [system] sig_atomic(system:'$notrace'(_886334, _886336))
^  Exit: (230) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _675136), _886310, fail)), system:'$restore_trace'(3, -1))
   Call: (229) [system] atomic(_675136)
   Fail: (229) [system] atomic(_675136)
   Call: (229) [system] atom_chars(_675136, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (229) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (228) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (227) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _895710)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _897568)
   Exit: (228) [system] peek_char((0x55798e5fad60), ' ')
   Call: (228) [system] ' '=(;)
   Fail: (228) [system] ' '=(;)
^  Call: (228) [user] is_like_space(' ')
   Call: (229) [system] char_type(' ', 'white')
   Exit: (229) [system] char_type(' ', 'white')
^  Exit: (228) [user] is_like_space(' ')
   Call: (228) [system] get_char((0x55798e5fad60), _905306)
   Exit: (228) [system] get_char((0x55798e5fad60), ' ')
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _908010)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _923088)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=')'
   Fail: (227) [system] '('=')'
   Call: (227) [system] '('=end_of_file
   Fail: (227) [system] '('=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _928658)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _930516)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=(;)
   Fail: (229) [system] '('=(;)
^  Call: (229) [user] is_like_space('(')
   Call: (230) [system] char_type('(', 'white')
   Fail: (230) [system] char_type('(', 'white')
   Call: (230) [system] char_type('(', end_of_line)
   Fail: (230) [system] char_type('(', end_of_line)
   Call: (230) [system] char_type('(', space)
   Fail: (230) [system] char_type('(', space)
   Call: (230) [system] char_type('(', cntrl)
   Fail: (230) [system] char_type('(', cntrl)
^  Fail: (229) [user] is_like_space('(')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _944670)
   Exit: (228) [system] get_char((0x55798e5fad60), '(')
   Call: (228) [system] '('='('
   Exit: (228) [system] '('='('
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _928658)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _950240)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'=(;)
   Fail: (230) [system] 'A'=(;)
^  Call: (230) [user] is_like_space('A')
   Call: (231) [system] char_type('A', 'white')
   Fail: (231) [system] char_type('A', 'white')
   Call: (231) [system] char_type('A', end_of_line)
   Fail: (231) [system] char_type('A', end_of_line)
   Call: (231) [system] char_type('A', space)
   Fail: (231) [system] char_type('A', space)
   Call: (231) [system] char_type('A', cntrl)
   Fail: (231) [system] char_type('A', cntrl)
^  Fail: (230) [user] is_like_space('A')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _964394)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'=')'
   Fail: (229) [system] 'A'=')'
   Call: (229) [system] 'A'=end_of_file
   Fail: (229) [system] 'A'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _969964)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _971822)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'A')
   Call: (231) [system] 'A'=(;)
   Fail: (231) [system] 'A'=(;)
^  Call: (231) [user] is_like_space('A')
   Call: (232) [system] char_type('A', 'white')
   Fail: (232) [system] char_type('A', 'white')
   Call: (232) [system] char_type('A', end_of_line)
   Fail: (232) [system] char_type('A', end_of_line)
   Call: (232) [system] char_type('A', space)
   Fail: (232) [system] char_type('A', space)
   Call: (232) [system] char_type('A', cntrl)
   Fail: (232) [system] char_type('A', cntrl)
^  Fail: (231) [user] is_like_space('A')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _985976)
   Exit: (230) [system] get_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'='('
   Fail: (230) [system] 'A'='('
   Call: (230) [system] 'A'='['
   Fail: (230) [system] 'A'='['
   Call: (230) [system] 'A'='{'
   Fail: (230) [system] 'A'='{'
   Call: (230) [system] 'A'='"'
   Fail: (230) [system] 'A'='"'
   Call: (230) [system] 'A'=!
   Fail: (230) [system] 'A'=!
   Call: (230) [system] 'A'='\''
   Fail: (230) [system] 'A'='\''
   Call: (230) [system] 'A'='`'
   Fail: (230) [system] 'A'='`'
   Call: (230) [system] 'A'=end_of_file
   Fail: (230) [system] 'A'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'A', _969964)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1003618)
   Call: (232) [system] peek_char((0x55798e5fad60), _1004552)
   Exit: (232) [system] peek_char((0x55798e5fad60), n)
^  Call: (232) [user] is_delimiter(n)
   Call: (233) [system] char_type(n, space)
   Fail: (233) [system] char_type(n, space)
   Call: (233) [system] arg(_1009272, v('(', ')', end_of_file), n)
   Fail: (233) [system] arg(_1010204, v('(', ')', end_of_file), n)
^  Fail: (232) [user] is_delimiter(n)
   Call: (232) [system] ')'==n
   Fail: (232) [system] ')'==n
   Call: (232) [system] get_char((0x55798e5fad60), n)
   Exit: (232) [system] get_char((0x55798e5fad60), n)
   Call: (232) [system] n=(\)
   Fail: (232) [system] n=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1017554)
   Call: (233) [system] peek_char((0x55798e5fad60), _1018488)
   Exit: (233) [system] peek_char((0x55798e5fad60), d)
^  Call: (233) [user] is_delimiter(d)
   Call: (234) [system] char_type(d, space)
   Fail: (234) [system] char_type(d, space)
   Call: (234) [system] arg(_1023208, v('(', ')', end_of_file), d)
   Fail: (234) [system] arg(_1024140, v('(', ')', end_of_file), d)
^  Fail: (233) [user] is_delimiter(d)
   Call: (233) [system] ')'==d
   Fail: (233) [system] ')'==d
   Call: (233) [system] get_char((0x55798e5fad60), d)
   Exit: (233) [system] get_char((0x55798e5fad60), d)
   Call: (233) [system] d=(\)
   Fail: (233) [system] d=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1031490)
   Call: (234) [system] peek_char((0x55798e5fad60), _1032424)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (234) [user] is_delimiter('L')
   Call: (235) [system] char_type('L', space)
   Fail: (235) [system] char_type('L', space)
   Call: (235) [system] arg(_1037144, v('(', ')', end_of_file), 'L')
   Fail: (235) [system] arg(_1038076, v('(', ')', end_of_file), 'L')
^  Fail: (234) [user] is_delimiter('L')
   Call: (234) [system] ')'=='L'
   Fail: (234) [system] ')'=='L'
   Call: (234) [system] get_char((0x55798e5fad60), 'L')
   Exit: (234) [system] get_char((0x55798e5fad60), 'L')
   Call: (234) [system] 'L'=(\)
   Fail: (234) [system] 'L'=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1045426)
   Call: (235) [system] peek_char((0x55798e5fad60), _1046360)
   Exit: (235) [system] peek_char((0x55798e5fad60), i)
^  Call: (235) [user] is_delimiter(i)
   Call: (236) [system] char_type(i, space)
   Fail: (236) [system] char_type(i, space)
   Call: (236) [system] arg(_1051080, v('(', ')', end_of_file), i)
   Fail: (236) [system] arg(_1052012, v('(', ')', end_of_file), i)
^  Fail: (235) [user] is_delimiter(i)
   Call: (235) [system] ')'==i
   Fail: (235) [system] ')'==i
   Call: (235) [system] get_char((0x55798e5fad60), i)
   Exit: (235) [system] get_char((0x55798e5fad60), i)
   Call: (235) [system] i=(\)
   Fail: (235) [system] i=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1059362)
   Call: (236) [system] peek_char((0x55798e5fad60), _1060296)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1065016, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1065948, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1073298)
   Call: (237) [system] peek_char((0x55798e5fad60), _1074232)
   Exit: (237) [system] peek_char((0x55798e5fad60), k)
^  Call: (237) [user] is_delimiter(k)
   Call: (238) [system] char_type(k, space)
   Fail: (238) [system] char_type(k, space)
   Call: (238) [system] arg(_1078952, v('(', ')', end_of_file), k)
   Fail: (238) [system] arg(_1079884, v('(', ')', end_of_file), k)
^  Fail: (237) [user] is_delimiter(k)
   Call: (237) [system] ')'==k
   Fail: (237) [system] ')'==k
   Call: (237) [system] get_char((0x55798e5fad60), k)
   Exit: (237) [system] get_char((0x55798e5fad60), k)
   Call: (237) [system] k=(\)
   Fail: (237) [system] k=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1087234)
   Call: (238) [system] peek_char((0x55798e5fad60), _1088168)
   Exit: (238) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _1087234=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (237) [system] _1073298=[k]
   Exit: (237) [system] [k]=[k]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (236) [system] _1059362=[n, k]
   Exit: (236) [system] [n, k]=[n, k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (235) [system] _1045426=[i, n, k]
   Exit: (235) [system] [i, n, k]=[i, n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (234) [system] _1031490=['L', i, n, k]
   Exit: (234) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (233) [system] _1017554=[d, 'L', i, n, k]
   Exit: (233) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (232) [system] _1003618=[n, d, 'L', i, n, k]
   Exit: (232) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (231) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _969964)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_1114242, _1114244), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _969964), _1114218, fail)), '$restore_trace'(_1114242, _1114244))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_1114242, _1114244))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _969964), _1114218, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_969964)
   Fail: (232) [system] atomic(_969964)
   Call: (232) [system] atom_chars(_969964, ['A', n, d, 'L', i, n, k])
   Exit: (232) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (231) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _1123618)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1125476)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55798e5fad60), _1133214)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1135918)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'A')
   Call: (232) [system] 'A'=(;)
   Fail: (232) [system] 'A'=(;)
^  Call: (232) [user] is_like_space('A')
   Call: (233) [system] char_type('A', 'white')
   Fail: (233) [system] char_type('A', 'white')
   Call: (233) [system] char_type('A', end_of_line)
   Fail: (233) [system] char_type('A', end_of_line)
   Call: (233) [system] char_type('A', space)
   Fail: (233) [system] char_type('A', space)
   Call: (233) [system] char_type('A', cntrl)
   Fail: (233) [system] char_type('A', cntrl)
^  Fail: (232) [user] is_like_space('A')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1150996)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'=')'
   Fail: (230) [system] 'A'=')'
   Call: (230) [system] 'A'=end_of_file
   Fail: (230) [system] 'A'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _1156566)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1158424)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'A')
   Call: (232) [system] 'A'=(;)
   Fail: (232) [system] 'A'=(;)
^  Call: (232) [user] is_like_space('A')
   Call: (233) [system] char_type('A', 'white')
   Fail: (233) [system] char_type('A', 'white')
   Call: (233) [system] char_type('A', end_of_line)
   Fail: (233) [system] char_type('A', end_of_line)
   Call: (233) [system] char_type('A', space)
   Fail: (233) [system] char_type('A', space)
   Call: (233) [system] char_type('A', cntrl)
   Fail: (233) [system] char_type('A', cntrl)
^  Fail: (232) [user] is_like_space('A')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _1172578)
   Exit: (231) [system] get_char((0x55798e5fad60), 'A')
   Call: (231) [system] 'A'='('
   Fail: (231) [system] 'A'='('
   Call: (231) [system] 'A'='['
   Fail: (231) [system] 'A'='['
   Call: (231) [system] 'A'='{'
   Fail: (231) [system] 'A'='{'
   Call: (231) [system] 'A'='"'
   Fail: (231) [system] 'A'='"'
   Call: (231) [system] 'A'=!
   Fail: (231) [system] 'A'=!
   Call: (231) [system] 'A'='\''
   Fail: (231) [system] 'A'='\''
   Call: (231) [system] 'A'='`'
   Fail: (231) [system] 'A'='`'
   Call: (231) [system] 'A'=end_of_file
   Fail: (231) [system] 'A'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1156566)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1190220)
   Call: (233) [system] peek_char((0x55798e5fad60), _1191154)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (233) [user] is_delimiter(' ')
   Call: (234) [system] char_type(' ', space)
   Exit: (234) [system] char_type(' ', space)
^  Exit: (233) [user] is_delimiter(' ')
   Call: (233) [system] _1190220=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (232) [user] classify_and_convert_charseq('A', [], _1156566)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_1200464, _1200466), once(user:catch(read_from_chars(['A'], _1156566), _1200440, fail)), '$restore_trace'(_1200464, _1200466))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_1200464, _1200466))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1156566), _1200440, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_1156566)
   Fail: (233) [system] atomic(_1156566)
   Call: (233) [system] atom_chars(_1156566, ['A'])
   Exit: (233) [system] atom_chars('A', ['A'])
^  Exit: (232) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _1209840)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1211698)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
   Call: (232) [system] ' '=(;)
   Fail: (232) [system] ' '=(;)
^  Call: (232) [user] is_like_space(' ')
   Call: (233) [system] char_type(' ', 'white')
   Exit: (233) [system] char_type(' ', 'white')
^  Exit: (232) [user] is_like_space(' ')
   Call: (232) [system] get_char((0x55798e5fad60), _1219436)
   Exit: (232) [system] get_char((0x55798e5fad60), ' ')
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1222140)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'B')
   Call: (233) [system] 'B'=(;)
   Fail: (233) [system] 'B'=(;)
^  Call: (233) [user] is_like_space('B')
   Call: (234) [system] char_type('B', 'white')
   Fail: (234) [system] char_type('B', 'white')
   Call: (234) [system] char_type('B', end_of_line)
   Fail: (234) [system] char_type('B', end_of_line)
   Call: (234) [system] char_type('B', space)
   Fail: (234) [system] char_type('B', space)
   Call: (234) [system] char_type('B', cntrl)
   Fail: (234) [system] char_type('B', cntrl)
^  Fail: (233) [user] is_like_space('B')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1237218)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'B')
   Call: (231) [system] 'B'=')'
   Fail: (231) [system] 'B'=')'
   Call: (231) [system] 'B'=end_of_file
   Fail: (231) [system] 'B'=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55798e5fad60), _1242788)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1244646)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'B')
   Call: (233) [system] 'B'=(;)
   Fail: (233) [system] 'B'=(;)
^  Call: (233) [user] is_like_space('B')
   Call: (234) [system] char_type('B', 'white')
   Fail: (234) [system] char_type('B', 'white')
   Call: (234) [system] char_type('B', end_of_line)
   Fail: (234) [system] char_type('B', end_of_line)
   Call: (234) [system] char_type('B', space)
   Fail: (234) [system] char_type('B', space)
   Call: (234) [system] char_type('B', cntrl)
   Fail: (234) [system] char_type('B', cntrl)
^  Fail: (233) [user] is_like_space('B')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] get_char((0x55798e5fad60), _1258800)
   Exit: (232) [system] get_char((0x55798e5fad60), 'B')
   Call: (232) [system] 'B'='('
   Fail: (232) [system] 'B'='('
   Call: (232) [system] 'B'='['
   Fail: (232) [system] 'B'='['
   Call: (232) [system] 'B'='{'
   Fail: (232) [system] 'B'='{'
   Call: (232) [system] 'B'='"'
   Fail: (232) [system] 'B'='"'
   Call: (232) [system] 'B'=!
   Fail: (232) [system] 'B'=!
   Call: (232) [system] 'B'='\''
   Fail: (232) [system] 'B'='\''
   Call: (232) [system] 'B'='`'
   Fail: (232) [system] 'B'='`'
   Call: (232) [system] 'B'=end_of_file
   Fail: (232) [system] 'B'=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55798e5fad60), 'B', _1242788)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1276442)
   Call: (234) [system] peek_char((0x55798e5fad60), _1277376)
   Exit: (234) [system] peek_char((0x55798e5fad60), ')')
^  Call: (234) [user] is_delimiter(')')
   Call: (235) [system] char_type(')', space)
   Fail: (235) [system] char_type(')', space)
   Call: (235) [system] arg(_1282096, v('(', ')', end_of_file), ')')
   Exit: (235) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (234) [user] is_delimiter(')')
   Call: (234) [system] _1276442=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (233) [user] classify_and_convert_charseq('B', [], _1242788)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_1288558, _1288560), once(user:catch(read_from_chars(['B'], _1242788), _1288534, fail)), '$restore_trace'(_1288558, _1288560))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_1288558, _1288560))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _1242788), _1288534, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(_1242788)
   Fail: (234) [system] atomic(_1242788)
   Call: (234) [system] atom_chars(_1242788, ['B'])
   Exit: (234) [system] atom_chars('B', ['B'])
^  Exit: (233) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (232) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (231) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _1297934)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1299792)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
   Call: (233) [system] ')'=(;)
   Fail: (233) [system] ')'=(;)
^  Call: (233) [user] is_like_space(')')
   Call: (234) [system] char_type(')', 'white')
   Fail: (234) [system] char_type(')', 'white')
   Call: (234) [system] char_type(')', end_of_line)
   Fail: (234) [system] char_type(')', end_of_line)
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] char_type(')', cntrl)
   Fail: (234) [system] char_type(')', cntrl)
^  Fail: (233) [user] is_like_space(')')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1313946)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
   Call: (232) [system] ')'=')'
   Exit: (232) [system] ')'=')'
   Call: (232) [system] get_char((0x55798e5fad60), _1317736)
   Exit: (232) [system] get_char((0x55798e5fad60), ')')
   Call: (232) [system] _1297934=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), [])
   Call: (231) [system] _1209840=['B']
   Exit: (231) [system] ['B']=['B']
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (230) [system] _1123618=['A', 'B']
   Exit: (230) [system] ['A', 'B']=['A', 'B']
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (229) [system] _928658=['AndLink', 'A', 'B']
   Exit: (229) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1331618)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1333476)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _1341214)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1343918)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'C')
   Call: (230) [system] 'C'=(;)
   Fail: (230) [system] 'C'=(;)
^  Call: (230) [user] is_like_space('C')
   Call: (231) [system] char_type('C', 'white')
   Fail: (231) [system] char_type('C', 'white')
   Call: (231) [system] char_type('C', end_of_line)
   Fail: (231) [system] char_type('C', end_of_line)
   Call: (231) [system] char_type('C', space)
   Fail: (231) [system] char_type('C', space)
   Call: (231) [system] char_type('C', cntrl)
   Fail: (231) [system] char_type('C', cntrl)
^  Fail: (230) [user] is_like_space('C')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1358996)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'C')
   Call: (228) [system] 'C'=')'
   Fail: (228) [system] 'C'=')'
   Call: (228) [system] 'C'=end_of_file
   Fail: (228) [system] 'C'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _1364566)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1366424)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'C')
   Call: (230) [system] 'C'=(;)
   Fail: (230) [system] 'C'=(;)
^  Call: (230) [user] is_like_space('C')
   Call: (231) [system] char_type('C', 'white')
   Fail: (231) [system] char_type('C', 'white')
   Call: (231) [system] char_type('C', end_of_line)
   Fail: (231) [system] char_type('C', end_of_line)
   Call: (231) [system] char_type('C', space)
   Fail: (231) [system] char_type('C', space)
   Call: (231) [system] char_type('C', cntrl)
   Fail: (231) [system] char_type('C', cntrl)
^  Fail: (230) [user] is_like_space('C')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _1380578)
   Exit: (229) [system] get_char((0x55798e5fad60), 'C')
   Call: (229) [system] 'C'='('
   Fail: (229) [system] 'C'='('
   Call: (229) [system] 'C'='['
   Fail: (229) [system] 'C'='['
   Call: (229) [system] 'C'='{'
   Fail: (229) [system] 'C'='{'
   Call: (229) [system] 'C'='"'
   Fail: (229) [system] 'C'='"'
   Call: (229) [system] 'C'=!
   Fail: (229) [system] 'C'=!
   Call: (229) [system] 'C'='\''
   Fail: (229) [system] 'C'='\''
   Call: (229) [system] 'C'='`'
   Fail: (229) [system] 'C'='`'
   Call: (229) [system] 'C'=end_of_file
   Fail: (229) [system] 'C'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'C', _1364566)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1398220)
   Call: (231) [system] peek_char((0x55798e5fad60), _1399154)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
^  Call: (231) [user] is_delimiter(')')
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] arg(_1403874, v('(', ')', end_of_file), ')')
   Exit: (232) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (231) [user] is_delimiter(')')
   Call: (231) [system] _1398220=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (230) [user] classify_and_convert_charseq('C', [], _1364566)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1410336, _1410338), once(user:catch(read_from_chars(['C'], _1364566), _1410312, fail)), '$restore_trace'(_1410336, _1410338))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1410336, _1410338))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _1364566), _1410312, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1364566)
   Fail: (231) [system] atomic(_1364566)
   Call: (231) [system] atom_chars(_1364566, ['C'])
   Exit: (231) [system] atom_chars('C', ['C'])
^  Exit: (230) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1419712)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1421570)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=(;)
   Fail: (230) [system] ')'=(;)
^  Call: (230) [user] is_like_space(')')
   Call: (231) [system] char_type(')', 'white')
   Fail: (231) [system] char_type(')', 'white')
   Call: (231) [system] char_type(')', end_of_line)
   Fail: (231) [system] char_type(')', end_of_line)
   Call: (231) [system] char_type(')', space)
   Fail: (231) [system] char_type(')', space)
   Call: (231) [system] char_type(')', cntrl)
   Fail: (231) [system] char_type(')', cntrl)
^  Fail: (230) [user] is_like_space(')')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1435724)
   Exit: (229) [system] peek_char((0x55798e5fad60), ')')
   Call: (229) [system] ')'=')'
   Exit: (229) [system] ')'=')'
   Call: (229) [system] get_char((0x55798e5fad60), _1439514)
   Exit: (229) [system] get_char((0x55798e5fad60), ')')
   Call: (229) [system] _1419712=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), [])
   Call: (228) [system] _1331618=['C']
   Exit: (228) [system] ['C']=['C']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (227) [system] _895710=[['AndLink', 'A', 'B'], 'C']
   Exit: (227) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (226) [system] _633830=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (226) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1453396)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1455254)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _1462992)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1465696)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1480774)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=')'
   Fail: (225) [system] '('=')'
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1486344)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1488202)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1502356)
   Exit: (226) [system] get_char((0x55798e5fad60), '(')
   Call: (226) [system] '('='('
   Exit: (226) [system] '('='('
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1486344)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1507926)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'O')
   Call: (228) [system] 'O'=(;)
   Fail: (228) [system] 'O'=(;)
^  Call: (228) [user] is_like_space('O')
   Call: (229) [system] char_type('O', 'white')
   Fail: (229) [system] char_type('O', 'white')
   Call: (229) [system] char_type('O', end_of_line)
   Fail: (229) [system] char_type('O', end_of_line)
   Call: (229) [system] char_type('O', space)
   Fail: (229) [system] char_type('O', space)
   Call: (229) [system] char_type('O', cntrl)
   Fail: (229) [system] char_type('O', cntrl)
^  Fail: (228) [user] is_like_space('O')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1522080)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'O')
   Call: (227) [system] 'O'=')'
   Fail: (227) [system] 'O'=')'
   Call: (227) [system] 'O'=end_of_file
   Fail: (227) [system] 'O'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _1527650)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1529508)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'O')
   Call: (229) [system] 'O'=(;)
   Fail: (229) [system] 'O'=(;)
^  Call: (229) [user] is_like_space('O')
   Call: (230) [system] char_type('O', 'white')
   Fail: (230) [system] char_type('O', 'white')
   Call: (230) [system] char_type('O', end_of_line)
   Fail: (230) [system] char_type('O', end_of_line)
   Call: (230) [system] char_type('O', space)
   Fail: (230) [system] char_type('O', space)
   Call: (230) [system] char_type('O', cntrl)
   Fail: (230) [system] char_type('O', cntrl)
^  Fail: (229) [user] is_like_space('O')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _1543662)
   Exit: (228) [system] get_char((0x55798e5fad60), 'O')
   Call: (228) [system] 'O'='('
   Fail: (228) [system] 'O'='('
   Call: (228) [system] 'O'='['
   Fail: (228) [system] 'O'='['
   Call: (228) [system] 'O'='{'
   Fail: (228) [system] 'O'='{'
   Call: (228) [system] 'O'='"'
   Fail: (228) [system] 'O'='"'
   Call: (228) [system] 'O'=!
   Fail: (228) [system] 'O'=!
   Call: (228) [system] 'O'='\''
   Fail: (228) [system] 'O'='\''
   Call: (228) [system] 'O'='`'
   Fail: (228) [system] 'O'='`'
   Call: (228) [system] 'O'=end_of_file
   Fail: (228) [system] 'O'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1527650)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1561304)
   Call: (230) [system] peek_char((0x55798e5fad60), _1562238)
   Exit: (230) [system] peek_char((0x55798e5fad60), r)
^  Call: (230) [user] is_delimiter(r)
   Call: (231) [system] char_type(r, space)
   Fail: (231) [system] char_type(r, space)
   Call: (231) [system] arg(_1566958, v('(', ')', end_of_file), r)
   Fail: (231) [system] arg(_1567890, v('(', ')', end_of_file), r)
^  Fail: (230) [user] is_delimiter(r)
   Call: (230) [system] ')'==r
   Fail: (230) [system] ')'==r
   Call: (230) [system] get_char((0x55798e5fad60), r)
   Exit: (230) [system] get_char((0x55798e5fad60), r)
   Call: (230) [system] r=(\)
   Fail: (230) [system] r=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1575240)
   Call: (231) [system] peek_char((0x55798e5fad60), _1576174)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (231) [user] is_delimiter('L')
   Call: (232) [system] char_type('L', space)
   Fail: (232) [system] char_type('L', space)
   Call: (232) [system] arg(_1580894, v('(', ')', end_of_file), 'L')
   Fail: (232) [system] arg(_1581826, v('(', ')', end_of_file), 'L')
^  Fail: (231) [user] is_delimiter('L')
   Call: (231) [system] ')'=='L'
   Fail: (231) [system] ')'=='L'
   Call: (231) [system] get_char((0x55798e5fad60), 'L')
   Exit: (231) [system] get_char((0x55798e5fad60), 'L')
   Call: (231) [system] 'L'=(\)
   Fail: (231) [system] 'L'=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1589176)
   Call: (232) [system] peek_char((0x55798e5fad60), _1590110)
   Exit: (232) [system] peek_char((0x55798e5fad60), i)
^  Call: (232) [user] is_delimiter(i)
   Call: (233) [system] char_type(i, space)
   Fail: (233) [system] char_type(i, space)
   Call: (233) [system] arg(_1594830, v('(', ')', end_of_file), i)
   Fail: (233) [system] arg(_1595762, v('(', ')', end_of_file), i)
^  Fail: (232) [user] is_delimiter(i)
   Call: (232) [system] ')'==i
   Fail: (232) [system] ')'==i
   Call: (232) [system] get_char((0x55798e5fad60), i)
   Exit: (232) [system] get_char((0x55798e5fad60), i)
   Call: (232) [system] i=(\)
   Fail: (232) [system] i=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1603112)
   Call: (233) [system] peek_char((0x55798e5fad60), _1604046)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_1608766, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_1609698, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1617048)
   Call: (234) [system] peek_char((0x55798e5fad60), _1617982)
   Exit: (234) [system] peek_char((0x55798e5fad60), k)
^  Call: (234) [user] is_delimiter(k)
   Call: (235) [system] char_type(k, space)
   Fail: (235) [system] char_type(k, space)
   Call: (235) [system] arg(_1622702, v('(', ')', end_of_file), k)
   Fail: (235) [system] arg(_1623634, v('(', ')', end_of_file), k)
^  Fail: (234) [user] is_delimiter(k)
   Call: (234) [system] ')'==k
   Fail: (234) [system] ')'==k
   Call: (234) [system] get_char((0x55798e5fad60), k)
   Exit: (234) [system] get_char((0x55798e5fad60), k)
   Call: (234) [system] k=(\)
   Fail: (234) [system] k=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1630984)
   Call: (235) [system] peek_char((0x55798e5fad60), _1631918)
   Exit: (235) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (235) [user] is_delimiter(' ')
   Call: (236) [system] char_type(' ', space)
   Exit: (236) [system] char_type(' ', space)
^  Exit: (235) [user] is_delimiter(' ')
   Call: (235) [system] _1630984=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (234) [system] _1617048=[k]
   Exit: (234) [system] [k]=[k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (233) [system] _1603112=[n, k]
   Exit: (233) [system] [n, k]=[n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (232) [system] _1589176=[i, n, k]
   Exit: (232) [system] [i, n, k]=[i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (231) [system] _1575240=['L', i, n, k]
   Exit: (231) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (230) [system] _1561304=[r, 'L', i, n, k]
   Exit: (230) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (229) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1527650)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1655198, _1655200), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1527650), _1655174, fail)), '$restore_trace'(_1655198, _1655200))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1655198, _1655200))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1527650), _1655174, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_1527650)
   Fail: (230) [system] atomic(_1527650)
   Call: (230) [system] atom_chars(_1527650, ['O', r, 'L', i, n, k])
   Exit: (230) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (229) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1664574)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1666432)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _1674170)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1676874)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'=(;)
   Fail: (230) [system] 'A'=(;)
^  Call: (230) [user] is_like_space('A')
   Call: (231) [system] char_type('A', 'white')
   Fail: (231) [system] char_type('A', 'white')
   Call: (231) [system] char_type('A', end_of_line)
   Fail: (231) [system] char_type('A', end_of_line)
   Call: (231) [system] char_type('A', space)
   Fail: (231) [system] char_type('A', space)
   Call: (231) [system] char_type('A', cntrl)
   Fail: (231) [system] char_type('A', cntrl)
^  Fail: (230) [user] is_like_space('A')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1691952)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'A')
   Call: (228) [system] 'A'=')'
   Fail: (228) [system] 'A'=')'
   Call: (228) [system] 'A'=end_of_file
   Fail: (228) [system] 'A'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _1697522)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1699380)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'=(;)
   Fail: (230) [system] 'A'=(;)
^  Call: (230) [user] is_like_space('A')
   Call: (231) [system] char_type('A', 'white')
   Fail: (231) [system] char_type('A', 'white')
   Call: (231) [system] char_type('A', end_of_line)
   Fail: (231) [system] char_type('A', end_of_line)
   Call: (231) [system] char_type('A', space)
   Fail: (231) [system] char_type('A', space)
   Call: (231) [system] char_type('A', cntrl)
   Fail: (231) [system] char_type('A', cntrl)
^  Fail: (230) [user] is_like_space('A')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _1713534)
   Exit: (229) [system] get_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'='('
   Fail: (229) [system] 'A'='('
   Call: (229) [system] 'A'='['
   Fail: (229) [system] 'A'='['
   Call: (229) [system] 'A'='{'
   Fail: (229) [system] 'A'='{'
   Call: (229) [system] 'A'='"'
   Fail: (229) [system] 'A'='"'
   Call: (229) [system] 'A'=!
   Fail: (229) [system] 'A'=!
   Call: (229) [system] 'A'='\''
   Fail: (229) [system] 'A'='\''
   Call: (229) [system] 'A'='`'
   Fail: (229) [system] 'A'='`'
   Call: (229) [system] 'A'=end_of_file
   Fail: (229) [system] 'A'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1697522)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1731176)
   Call: (231) [system] peek_char((0x55798e5fad60), _1732110)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1731176=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (230) [user] classify_and_convert_charseq('A', [], _1697522)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1741420, _1741422), once(user:catch(read_from_chars(['A'], _1697522), _1741396, fail)), '$restore_trace'(_1741420, _1741422))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1741420, _1741422))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1697522), _1741396, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1697522)
   Fail: (231) [system] atomic(_1697522)
   Call: (231) [system] atom_chars(_1697522, ['A'])
   Exit: (231) [system] atom_chars('A', ['A'])
^  Exit: (230) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1750796)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1752654)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _1760392)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1763096)
   Exit: (231) [system] peek_char((0x55798e5fad60), '(')
   Call: (231) [system] '('=(;)
   Fail: (231) [system] '('=(;)
^  Call: (231) [user] is_like_space('(')
   Call: (232) [system] char_type('(', 'white')
   Fail: (232) [system] char_type('(', 'white')
   Call: (232) [system] char_type('(', end_of_line)
   Fail: (232) [system] char_type('(', end_of_line)
   Call: (232) [system] char_type('(', space)
   Fail: (232) [system] char_type('(', space)
   Call: (232) [system] char_type('(', cntrl)
   Fail: (232) [system] char_type('(', cntrl)
^  Fail: (231) [user] is_like_space('(')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1778174)
   Exit: (229) [system] peek_char((0x55798e5fad60), '(')
   Call: (229) [system] '('=')'
   Fail: (229) [system] '('=')'
   Call: (229) [system] '('=end_of_file
   Fail: (229) [system] '('=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _1783744)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1785602)
   Exit: (231) [system] peek_char((0x55798e5fad60), '(')
   Call: (231) [system] '('=(;)
   Fail: (231) [system] '('=(;)
^  Call: (231) [user] is_like_space('(')
   Call: (232) [system] char_type('(', 'white')
   Fail: (232) [system] char_type('(', 'white')
   Call: (232) [system] char_type('(', end_of_line)
   Fail: (232) [system] char_type('(', end_of_line)
   Call: (232) [system] char_type('(', space)
   Fail: (232) [system] char_type('(', space)
   Call: (232) [system] char_type('(', cntrl)
   Fail: (232) [system] char_type('(', cntrl)
^  Fail: (231) [user] is_like_space('(')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _1799756)
   Exit: (230) [system] get_char((0x55798e5fad60), '(')
   Call: (230) [system] '('='('
   Exit: (230) [system] '('='('
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _1783744)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1805326)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'I')
   Call: (232) [system] 'I'=(;)
   Fail: (232) [system] 'I'=(;)
^  Call: (232) [user] is_like_space('I')
   Call: (233) [system] char_type('I', 'white')
   Fail: (233) [system] char_type('I', 'white')
   Call: (233) [system] char_type('I', end_of_line)
   Fail: (233) [system] char_type('I', end_of_line)
   Call: (233) [system] char_type('I', space)
   Fail: (233) [system] char_type('I', space)
   Call: (233) [system] char_type('I', cntrl)
   Fail: (233) [system] char_type('I', cntrl)
^  Fail: (232) [user] is_like_space('I')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1819480)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'I')
   Call: (231) [system] 'I'=')'
   Fail: (231) [system] 'I'=')'
   Call: (231) [system] 'I'=end_of_file
   Fail: (231) [system] 'I'=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55798e5fad60), _1825050)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _1826908)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'I')
   Call: (233) [system] 'I'=(;)
   Fail: (233) [system] 'I'=(;)
^  Call: (233) [user] is_like_space('I')
   Call: (234) [system] char_type('I', 'white')
   Fail: (234) [system] char_type('I', 'white')
   Call: (234) [system] char_type('I', end_of_line)
   Fail: (234) [system] char_type('I', end_of_line)
   Call: (234) [system] char_type('I', space)
   Fail: (234) [system] char_type('I', space)
   Call: (234) [system] char_type('I', cntrl)
   Fail: (234) [system] char_type('I', cntrl)
^  Fail: (233) [user] is_like_space('I')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] get_char((0x55798e5fad60), _1841062)
   Exit: (232) [system] get_char((0x55798e5fad60), 'I')
   Call: (232) [system] 'I'='('
   Fail: (232) [system] 'I'='('
   Call: (232) [system] 'I'='['
   Fail: (232) [system] 'I'='['
   Call: (232) [system] 'I'='{'
   Fail: (232) [system] 'I'='{'
   Call: (232) [system] 'I'='"'
   Fail: (232) [system] 'I'='"'
   Call: (232) [system] 'I'=!
   Fail: (232) [system] 'I'=!
   Call: (232) [system] 'I'='\''
   Fail: (232) [system] 'I'='\''
   Call: (232) [system] 'I'='`'
   Fail: (232) [system] 'I'='`'
   Call: (232) [system] 'I'=end_of_file
   Fail: (232) [system] 'I'=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55798e5fad60), 'I', _1825050)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1858704)
   Call: (234) [system] peek_char((0x55798e5fad60), _1859638)
   Exit: (234) [system] peek_char((0x55798e5fad60), m)
^  Call: (234) [user] is_delimiter(m)
   Call: (235) [system] char_type(m, space)
   Fail: (235) [system] char_type(m, space)
   Call: (235) [system] arg(_1864358, v('(', ')', end_of_file), m)
   Fail: (235) [system] arg(_1865290, v('(', ')', end_of_file), m)
^  Fail: (234) [user] is_delimiter(m)
   Call: (234) [system] ')'==m
   Fail: (234) [system] ')'==m
   Call: (234) [system] get_char((0x55798e5fad60), m)
   Exit: (234) [system] get_char((0x55798e5fad60), m)
   Call: (234) [system] m=(\)
   Fail: (234) [system] m=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1872640)
   Call: (235) [system] peek_char((0x55798e5fad60), _1873574)
   Exit: (235) [system] peek_char((0x55798e5fad60), p)
^  Call: (235) [user] is_delimiter(p)
   Call: (236) [system] char_type(p, space)
   Fail: (236) [system] char_type(p, space)
   Call: (236) [system] arg(_1878294, v('(', ')', end_of_file), p)
   Fail: (236) [system] arg(_1879226, v('(', ')', end_of_file), p)
^  Fail: (235) [user] is_delimiter(p)
   Call: (235) [system] ')'==p
   Fail: (235) [system] ')'==p
   Call: (235) [system] get_char((0x55798e5fad60), p)
   Exit: (235) [system] get_char((0x55798e5fad60), p)
   Call: (235) [system] p=(\)
   Fail: (235) [system] p=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1886576)
   Call: (236) [system] peek_char((0x55798e5fad60), _1887510)
   Exit: (236) [system] peek_char((0x55798e5fad60), l)
^  Call: (236) [user] is_delimiter(l)
   Call: (237) [system] char_type(l, space)
   Fail: (237) [system] char_type(l, space)
   Call: (237) [system] arg(_1892230, v('(', ')', end_of_file), l)
   Fail: (237) [system] arg(_1893162, v('(', ')', end_of_file), l)
^  Fail: (236) [user] is_delimiter(l)
   Call: (236) [system] ')'==l
   Fail: (236) [system] ')'==l
   Call: (236) [system] get_char((0x55798e5fad60), l)
   Exit: (236) [system] get_char((0x55798e5fad60), l)
   Call: (236) [system] l=(\)
   Fail: (236) [system] l=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1900512)
   Call: (237) [system] peek_char((0x55798e5fad60), _1901446)
   Exit: (237) [system] peek_char((0x55798e5fad60), i)
^  Call: (237) [user] is_delimiter(i)
   Call: (238) [system] char_type(i, space)
   Fail: (238) [system] char_type(i, space)
   Call: (238) [system] arg(_1906166, v('(', ')', end_of_file), i)
   Fail: (238) [system] arg(_1907098, v('(', ')', end_of_file), i)
^  Fail: (237) [user] is_delimiter(i)
   Call: (237) [system] ')'==i
   Fail: (237) [system] ')'==i
   Call: (237) [system] get_char((0x55798e5fad60), i)
   Exit: (237) [system] get_char((0x55798e5fad60), i)
   Call: (237) [system] i=(\)
   Fail: (237) [system] i=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1914448)
   Call: (238) [system] peek_char((0x55798e5fad60), _1915382)
   Exit: (238) [system] peek_char((0x55798e5fad60), c)
^  Call: (238) [user] is_delimiter(c)
   Call: (239) [system] char_type(c, space)
   Fail: (239) [system] char_type(c, space)
   Call: (239) [system] arg(_1920102, v('(', ')', end_of_file), c)
   Fail: (239) [system] arg(_1921034, v('(', ')', end_of_file), c)
^  Fail: (238) [user] is_delimiter(c)
   Call: (238) [system] ')'==c
   Fail: (238) [system] ')'==c
   Call: (238) [system] get_char((0x55798e5fad60), c)
   Exit: (238) [system] get_char((0x55798e5fad60), c)
   Call: (238) [system] c=(\)
   Fail: (238) [system] c=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1928384)
   Call: (239) [system] peek_char((0x55798e5fad60), _1929318)
   Exit: (239) [system] peek_char((0x55798e5fad60), a)
^  Call: (239) [user] is_delimiter(a)
   Call: (240) [system] char_type(a, space)
   Fail: (240) [system] char_type(a, space)
   Call: (240) [system] arg(_1934038, v('(', ')', end_of_file), a)
   Fail: (240) [system] arg(_1934970, v('(', ')', end_of_file), a)
^  Fail: (239) [user] is_delimiter(a)
   Call: (239) [system] ')'==a
   Fail: (239) [system] ')'==a
   Call: (239) [system] get_char((0x55798e5fad60), a)
   Exit: (239) [system] get_char((0x55798e5fad60), a)
   Call: (239) [system] a=(\)
   Fail: (239) [system] a=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1942320)
   Call: (240) [system] peek_char((0x55798e5fad60), _1943254)
   Exit: (240) [system] peek_char((0x55798e5fad60), t)
^  Call: (240) [user] is_delimiter(t)
   Call: (241) [system] char_type(t, space)
   Fail: (241) [system] char_type(t, space)
   Call: (241) [system] arg(_1947974, v('(', ')', end_of_file), t)
   Fail: (241) [system] arg(_1948906, v('(', ')', end_of_file), t)
^  Fail: (240) [user] is_delimiter(t)
   Call: (240) [system] ')'==t
   Fail: (240) [system] ')'==t
   Call: (240) [system] get_char((0x55798e5fad60), t)
   Exit: (240) [system] get_char((0x55798e5fad60), t)
   Call: (240) [system] t=(\)
   Fail: (240) [system] t=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1956256)
   Call: (241) [system] peek_char((0x55798e5fad60), _1957190)
   Exit: (241) [system] peek_char((0x55798e5fad60), i)
^  Call: (241) [user] is_delimiter(i)
   Call: (242) [system] char_type(i, space)
   Fail: (242) [system] char_type(i, space)
   Call: (242) [system] arg(_1961910, v('(', ')', end_of_file), i)
   Fail: (242) [system] arg(_1962842, v('(', ')', end_of_file), i)
^  Fail: (241) [user] is_delimiter(i)
   Call: (241) [system] ')'==i
   Fail: (241) [system] ')'==i
   Call: (241) [system] get_char((0x55798e5fad60), i)
   Exit: (241) [system] get_char((0x55798e5fad60), i)
   Call: (241) [system] i=(\)
   Fail: (241) [system] i=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1970192)
   Call: (242) [system] peek_char((0x55798e5fad60), _1971126)
   Exit: (242) [system] peek_char((0x55798e5fad60), o)
^  Call: (242) [user] is_delimiter(o)
   Call: (243) [system] char_type(o, space)
   Fail: (243) [system] char_type(o, space)
   Call: (243) [system] arg(_1975846, v('(', ')', end_of_file), o)
   Fail: (243) [system] arg(_1976778, v('(', ')', end_of_file), o)
^  Fail: (242) [user] is_delimiter(o)
   Call: (242) [system] ')'==o
   Fail: (242) [system] ')'==o
   Call: (242) [system] get_char((0x55798e5fad60), o)
   Exit: (242) [system] get_char((0x55798e5fad60), o)
   Call: (242) [system] o=(\)
   Fail: (242) [system] o=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1984128)
   Call: (243) [system] peek_char((0x55798e5fad60), _1985062)
   Exit: (243) [system] peek_char((0x55798e5fad60), n)
^  Call: (243) [user] is_delimiter(n)
   Call: (244) [system] char_type(n, space)
   Fail: (244) [system] char_type(n, space)
   Call: (244) [system] arg(_1989782, v('(', ')', end_of_file), n)
   Fail: (244) [system] arg(_1990714, v('(', ')', end_of_file), n)
^  Fail: (243) [user] is_delimiter(n)
   Call: (243) [system] ')'==n
   Fail: (243) [system] ')'==n
   Call: (243) [system] get_char((0x55798e5fad60), n)
   Exit: (243) [system] get_char((0x55798e5fad60), n)
   Call: (243) [system] n=(\)
   Fail: (243) [system] n=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1998064)
   Call: (244) [system] peek_char((0x55798e5fad60), _1998998)
   Exit: (244) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (244) [user] is_delimiter(' ')
   Call: (245) [system] char_type(' ', space)
   Exit: (245) [system] char_type(' ', space)
^  Exit: (244) [user] is_delimiter(' ')
   Call: (244) [system] _1998064=[]
   Exit: (244) [system] []=[]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (243) [system] _1984128=[n]
   Exit: (243) [system] [n]=[n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (242) [system] _1970192=[o, n]
   Exit: (242) [system] [o, n]=[o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (241) [system] _1956256=[i, o, n]
   Exit: (241) [system] [i, o, n]=[i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (240) [system] _1942320=[t, i, o, n]
   Exit: (240) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (239) [system] _1928384=[a, t, i, o, n]
   Exit: (239) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (238) [system] _1914448=[c, a, t, i, o, n]
   Exit: (238) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (237) [system] _1900512=[i, c, a, t, i, o, n]
   Exit: (237) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (236) [system] _1886576=[l, i, c, a, t, i, o, n]
   Exit: (236) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (235) [system] _1872640=[p, l, i, c, a, t, i, o, n]
   Exit: (235) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (234) [system] _1858704=[m, p, l, i, c, a, t, i, o, n]
   Exit: (234) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (233) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _1825050)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_2036248, _2036250), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1825050), _2036224, fail)), '$restore_trace'(_2036248, _2036250))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_2036248, _2036250))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _1825050), _2036224, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(_1825050)
   Fail: (234) [system] atomic(_1825050)
   Call: (234) [system] atom_chars(_1825050, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (234) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (233) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (232) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (231) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _2045624)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _2047482)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
   Call: (233) [system] ' '=(;)
   Fail: (233) [system] ' '=(;)
^  Call: (233) [user] is_like_space(' ')
   Call: (234) [system] char_type(' ', 'white')
   Exit: (234) [system] char_type(' ', 'white')
^  Exit: (233) [user] is_like_space(' ')
   Call: (233) [system] get_char((0x55798e5fad60), _2055220)
   Exit: (233) [system] get_char((0x55798e5fad60), ' ')
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _2057924)
   Exit: (234) [system] peek_char((0x55798e5fad60), '(')
   Call: (234) [system] '('=(;)
   Fail: (234) [system] '('=(;)
^  Call: (234) [user] is_like_space('(')
   Call: (235) [system] char_type('(', 'white')
   Fail: (235) [system] char_type('(', 'white')
   Call: (235) [system] char_type('(', end_of_line)
   Fail: (235) [system] char_type('(', end_of_line)
   Call: (235) [system] char_type('(', space)
   Fail: (235) [system] char_type('(', space)
   Call: (235) [system] char_type('(', cntrl)
   Fail: (235) [system] char_type('(', cntrl)
^  Fail: (234) [user] is_like_space('(')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _2073002)
   Exit: (232) [system] peek_char((0x55798e5fad60), '(')
   Call: (232) [system] '('=')'
   Fail: (232) [system] '('=')'
   Call: (232) [system] '('=end_of_file
   Fail: (232) [system] '('=end_of_file
^  Call: (232) [user] cont_sexpr(')', (0x55798e5fad60), _2078572)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _2080430)
   Exit: (234) [system] peek_char((0x55798e5fad60), '(')
   Call: (234) [system] '('=(;)
   Fail: (234) [system] '('=(;)
^  Call: (234) [user] is_like_space('(')
   Call: (235) [system] char_type('(', 'white')
   Fail: (235) [system] char_type('(', 'white')
   Call: (235) [system] char_type('(', end_of_line)
   Fail: (235) [system] char_type('(', end_of_line)
   Call: (235) [system] char_type('(', space)
   Fail: (235) [system] char_type('(', space)
   Call: (235) [system] char_type('(', cntrl)
   Fail: (235) [system] char_type('(', cntrl)
^  Fail: (234) [user] is_like_space('(')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] get_char((0x55798e5fad60), _2094584)
   Exit: (233) [system] get_char((0x55798e5fad60), '(')
   Call: (233) [system] '('='('
   Exit: (233) [system] '('='('
^  Call: (233) [user] read_list(')', (0x55798e5fad60), _6638)
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _10024)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'O')
   Call: (235) [system] 'O'=(;)
   Fail: (235) [system] 'O'=(;)
^  Call: (235) [user] is_like_space('O')
   Call: (236) [system] char_type('O', 'white')
   Fail: (236) [system] char_type('O', 'white')
   Call: (236) [system] char_type('O', end_of_line)
   Fail: (236) [system] char_type('O', end_of_line)
   Call: (236) [system] char_type('O', space)
   Fail: (236) [system] char_type('O', space)
   Call: (236) [system] char_type('O', cntrl)
   Fail: (236) [system] char_type('O', cntrl)
^  Fail: (235) [user] is_like_space('O')
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _24178)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'O')
   Call: (234) [system] 'O'=')'
   Fail: (234) [system] 'O'=')'
   Call: (234) [system] 'O'=end_of_file
   Fail: (234) [system] 'O'=end_of_file
^  Call: (234) [user] cont_sexpr(')', (0x55798e5fad60), _29748)
^  Call: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _31606)
   Exit: (236) [system] peek_char((0x55798e5fad60), 'O')
   Call: (236) [system] 'O'=(;)
   Fail: (236) [system] 'O'=(;)
^  Call: (236) [user] is_like_space('O')
   Call: (237) [system] char_type('O', 'white')
   Fail: (237) [system] char_type('O', 'white')
   Call: (237) [system] char_type('O', end_of_line)
   Fail: (237) [system] char_type('O', end_of_line)
   Call: (237) [system] char_type('O', space)
   Fail: (237) [system] char_type('O', space)
   Call: (237) [system] char_type('O', cntrl)
   Fail: (237) [system] char_type('O', cntrl)
^  Fail: (236) [user] is_like_space('O')
^  Exit: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] get_char((0x55798e5fad60), _45760)
   Exit: (235) [system] get_char((0x55798e5fad60), 'O')
   Call: (235) [system] 'O'='('
   Fail: (235) [system] 'O'='('
   Call: (235) [system] 'O'='['
   Fail: (235) [system] 'O'='['
   Call: (235) [system] 'O'='{'
   Fail: (235) [system] 'O'='{'
   Call: (235) [system] 'O'='"'
   Fail: (235) [system] 'O'='"'
   Call: (235) [system] 'O'=!
   Fail: (235) [system] 'O'=!
   Call: (235) [system] 'O'='\''
   Fail: (235) [system] 'O'='\''
   Call: (235) [system] 'O'='`'
   Fail: (235) [system] 'O'='`'
   Call: (235) [system] 'O'=end_of_file
   Fail: (235) [system] 'O'=end_of_file
^  Call: (235) [user] read_symbolic(')', (0x55798e5fad60), 'O', _29748)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _63402)
   Call: (237) [system] peek_char((0x55798e5fad60), _64336)
   Exit: (237) [system] peek_char((0x55798e5fad60), r)
^  Call: (237) [user] is_delimiter(r)
   Call: (238) [system] char_type(r, space)
   Fail: (238) [system] char_type(r, space)
   Call: (238) [system] arg(_69056, v('(', ')', end_of_file), r)
   Fail: (238) [system] arg(_69988, v('(', ')', end_of_file), r)
^  Fail: (237) [user] is_delimiter(r)
   Call: (237) [system] ')'==r
   Fail: (237) [system] ')'==r
   Call: (237) [system] get_char((0x55798e5fad60), r)
   Exit: (237) [system] get_char((0x55798e5fad60), r)
   Call: (237) [system] r=(\)
   Fail: (237) [system] r=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _77338)
   Call: (238) [system] peek_char((0x55798e5fad60), _78272)
   Exit: (238) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (238) [user] is_delimiter('L')
   Call: (239) [system] char_type('L', space)
   Fail: (239) [system] char_type('L', space)
   Call: (239) [system] arg(_82992, v('(', ')', end_of_file), 'L')
   Fail: (239) [system] arg(_83924, v('(', ')', end_of_file), 'L')
^  Fail: (238) [user] is_delimiter('L')
   Call: (238) [system] ')'=='L'
   Fail: (238) [system] ')'=='L'
   Call: (238) [system] get_char((0x55798e5fad60), 'L')
   Exit: (238) [system] get_char((0x55798e5fad60), 'L')
   Call: (238) [system] 'L'=(\)
   Fail: (238) [system] 'L'=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _91274)
   Call: (239) [system] peek_char((0x55798e5fad60), _92208)
   Exit: (239) [system] peek_char((0x55798e5fad60), i)
^  Call: (239) [user] is_delimiter(i)
   Call: (240) [system] char_type(i, space)
   Fail: (240) [system] char_type(i, space)
   Call: (240) [system] arg(_96928, v('(', ')', end_of_file), i)
   Fail: (240) [system] arg(_97860, v('(', ')', end_of_file), i)
^  Fail: (239) [user] is_delimiter(i)
   Call: (239) [system] ')'==i
   Fail: (239) [system] ')'==i
   Call: (239) [system] get_char((0x55798e5fad60), i)
   Exit: (239) [system] get_char((0x55798e5fad60), i)
   Call: (239) [system] i=(\)
   Fail: (239) [system] i=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _105210)
   Call: (240) [system] peek_char((0x55798e5fad60), _106144)
   Exit: (240) [system] peek_char((0x55798e5fad60), n)
^  Call: (240) [user] is_delimiter(n)
   Call: (241) [system] char_type(n, space)
   Fail: (241) [system] char_type(n, space)
   Call: (241) [system] arg(_110864, v('(', ')', end_of_file), n)
   Fail: (241) [system] arg(_111796, v('(', ')', end_of_file), n)
^  Fail: (240) [user] is_delimiter(n)
   Call: (240) [system] ')'==n
   Fail: (240) [system] ')'==n
   Call: (240) [system] get_char((0x55798e5fad60), n)
   Exit: (240) [system] get_char((0x55798e5fad60), n)
   Call: (240) [system] n=(\)
   Fail: (240) [system] n=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _119146)
   Call: (241) [system] peek_char((0x55798e5fad60), _120080)
   Exit: (241) [system] peek_char((0x55798e5fad60), k)
^  Call: (241) [user] is_delimiter(k)
   Call: (242) [system] char_type(k, space)
   Fail: (242) [system] char_type(k, space)
   Call: (242) [system] arg(_124800, v('(', ')', end_of_file), k)
   Fail: (242) [system] arg(_125732, v('(', ')', end_of_file), k)
^  Fail: (241) [user] is_delimiter(k)
   Call: (241) [system] ')'==k
   Fail: (241) [system] ')'==k
   Call: (241) [system] get_char((0x55798e5fad60), k)
   Exit: (241) [system] get_char((0x55798e5fad60), k)
   Call: (241) [system] k=(\)
   Fail: (241) [system] k=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _133082)
   Call: (242) [system] peek_char((0x55798e5fad60), _134016)
   Exit: (242) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (242) [user] is_delimiter(' ')
   Call: (243) [system] char_type(' ', space)
   Exit: (243) [system] char_type(' ', space)
^  Exit: (242) [user] is_delimiter(' ')
   Call: (242) [system] _133082=[]
   Exit: (242) [system] []=[]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (241) [system] _119146=[k]
   Exit: (241) [system] [k]=[k]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (240) [system] _105210=[n, k]
   Exit: (240) [system] [n, k]=[n, k]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (239) [system] _91274=[i, n, k]
   Exit: (239) [system] [i, n, k]=[i, n, k]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (238) [system] _77338=['L', i, n, k]
   Exit: (238) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (237) [system] _63402=[r, 'L', i, n, k]
   Exit: (237) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (236) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _29748)
^  Call: (238) [system] setup_call_cleanup('$notrace'(_157296, _157298), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _29748), _157272, fail)), '$restore_trace'(_157296, _157298))
^  Call: (239) [system] sig_atomic(system:'$notrace'(_157296, _157298))
^  Exit: (238) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _29748), _157272, fail)), system:'$restore_trace'(3, -1))
   Call: (237) [system] atomic(_29748)
   Fail: (237) [system] atomic(_29748)
   Call: (237) [system] atom_chars(_29748, ['O', r, 'L', i, n, k])
   Exit: (237) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (236) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (235) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (234) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (234) [user] read_list(')', (0x55798e5fad60), _166672)
^  Call: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _168530)
   Exit: (236) [system] peek_char((0x55798e5fad60), ' ')
   Call: (236) [system] ' '=(;)
   Fail: (236) [system] ' '=(;)
^  Call: (236) [user] is_like_space(' ')
   Call: (237) [system] char_type(' ', 'white')
   Exit: (237) [system] char_type(' ', 'white')
^  Exit: (236) [user] is_like_space(' ')
   Call: (236) [system] get_char((0x55798e5fad60), _176268)
   Exit: (236) [system] get_char((0x55798e5fad60), ' ')
^  Call: (236) [user] skip_spaces((0x55798e5fad60))
   Call: (237) [system] peek_char((0x55798e5fad60), _178972)
   Exit: (237) [system] peek_char((0x55798e5fad60), 'C')
   Call: (237) [system] 'C'=(;)
   Fail: (237) [system] 'C'=(;)
^  Call: (237) [user] is_like_space('C')
   Call: (238) [system] char_type('C', 'white')
   Fail: (238) [system] char_type('C', 'white')
   Call: (238) [system] char_type('C', end_of_line)
   Fail: (238) [system] char_type('C', end_of_line)
   Call: (238) [system] char_type('C', space)
   Fail: (238) [system] char_type('C', space)
   Call: (238) [system] char_type('C', cntrl)
   Fail: (238) [system] char_type('C', cntrl)
^  Fail: (237) [user] is_like_space('C')
^  Exit: (236) [user] skip_spaces((0x55798e5fad60))
^  Exit: (235) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _194050)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'C')
   Call: (235) [system] 'C'=')'
   Fail: (235) [system] 'C'=')'
   Call: (235) [system] 'C'=end_of_file
   Fail: (235) [system] 'C'=end_of_file
^  Call: (235) [user] cont_sexpr(')', (0x55798e5fad60), _199620)
^  Call: (236) [user] skip_spaces((0x55798e5fad60))
   Call: (237) [system] peek_char((0x55798e5fad60), _201478)
   Exit: (237) [system] peek_char((0x55798e5fad60), 'C')
   Call: (237) [system] 'C'=(;)
   Fail: (237) [system] 'C'=(;)
^  Call: (237) [user] is_like_space('C')
   Call: (238) [system] char_type('C', 'white')
   Fail: (238) [system] char_type('C', 'white')
   Call: (238) [system] char_type('C', end_of_line)
   Fail: (238) [system] char_type('C', end_of_line)
   Call: (238) [system] char_type('C', space)
   Fail: (238) [system] char_type('C', space)
   Call: (238) [system] char_type('C', cntrl)
   Fail: (238) [system] char_type('C', cntrl)
^  Fail: (237) [user] is_like_space('C')
^  Exit: (236) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] get_char((0x55798e5fad60), _215632)
   Exit: (236) [system] get_char((0x55798e5fad60), 'C')
   Call: (236) [system] 'C'='('
   Fail: (236) [system] 'C'='('
   Call: (236) [system] 'C'='['
   Fail: (236) [system] 'C'='['
   Call: (236) [system] 'C'='{'
   Fail: (236) [system] 'C'='{'
   Call: (236) [system] 'C'='"'
   Fail: (236) [system] 'C'='"'
   Call: (236) [system] 'C'=!
   Fail: (236) [system] 'C'=!
   Call: (236) [system] 'C'='\''
   Fail: (236) [system] 'C'='\''
   Call: (236) [system] 'C'='`'
   Fail: (236) [system] 'C'='`'
   Call: (236) [system] 'C'=end_of_file
   Fail: (236) [system] 'C'=end_of_file
^  Call: (236) [user] read_symbolic(')', (0x55798e5fad60), 'C', _199620)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _233274)
   Call: (238) [system] peek_char((0x55798e5fad60), _234208)
   Exit: (238) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (238) [user] is_delimiter(' ')
   Call: (239) [system] char_type(' ', space)
   Exit: (239) [system] char_type(' ', space)
^  Exit: (238) [user] is_delimiter(' ')
   Call: (238) [system] _233274=[]
   Exit: (238) [system] []=[]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (237) [user] classify_and_convert_charseq('C', [], _199620)
^  Call: (239) [system] setup_call_cleanup('$notrace'(_243518, _243520), once(user:catch(read_from_chars(['C'], _199620), _243494, fail)), '$restore_trace'(_243518, _243520))
^  Call: (240) [system] sig_atomic(system:'$notrace'(_243518, _243520))
^  Exit: (239) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _199620), _243494, fail)), system:'$restore_trace'(3, -1))
   Call: (238) [system] atomic(_199620)
   Fail: (238) [system] atomic(_199620)
   Call: (238) [system] atom_chars(_199620, ['C'])
   Exit: (238) [system] atom_chars('C', ['C'])
^  Exit: (237) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (236) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (235) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (235) [user] read_list(')', (0x55798e5fad60), _252894)
^  Call: (236) [user] skip_spaces((0x55798e5fad60))
   Call: (237) [system] peek_char((0x55798e5fad60), _254752)
   Exit: (237) [system] peek_char((0x55798e5fad60), ' ')
   Call: (237) [system] ' '=(;)
   Fail: (237) [system] ' '=(;)
^  Call: (237) [user] is_like_space(' ')
   Call: (238) [system] char_type(' ', 'white')
   Exit: (238) [system] char_type(' ', 'white')
^  Exit: (237) [user] is_like_space(' ')
   Call: (237) [system] get_char((0x55798e5fad60), _262490)
   Exit: (237) [system] get_char((0x55798e5fad60), ' ')
^  Call: (237) [user] skip_spaces((0x55798e5fad60))
   Call: (238) [system] peek_char((0x55798e5fad60), _265194)
   Exit: (238) [system] peek_char((0x55798e5fad60), 'D')
   Call: (238) [system] 'D'=(;)
   Fail: (238) [system] 'D'=(;)
^  Call: (238) [user] is_like_space('D')
   Call: (239) [system] char_type('D', 'white')
   Fail: (239) [system] char_type('D', 'white')
   Call: (239) [system] char_type('D', end_of_line)
   Fail: (239) [system] char_type('D', end_of_line)
   Call: (239) [system] char_type('D', space)
   Fail: (239) [system] char_type('D', space)
   Call: (239) [system] char_type('D', cntrl)
   Fail: (239) [system] char_type('D', cntrl)
^  Fail: (238) [user] is_like_space('D')
^  Exit: (237) [user] skip_spaces((0x55798e5fad60))
^  Exit: (236) [user] skip_spaces((0x55798e5fad60))
   Call: (236) [system] peek_char((0x55798e5fad60), _280272)
   Exit: (236) [system] peek_char((0x55798e5fad60), 'D')
   Call: (236) [system] 'D'=')'
   Fail: (236) [system] 'D'=')'
   Call: (236) [system] 'D'=end_of_file
   Fail: (236) [system] 'D'=end_of_file
^  Call: (236) [user] cont_sexpr(')', (0x55798e5fad60), _285842)
^  Call: (237) [user] skip_spaces((0x55798e5fad60))
   Call: (238) [system] peek_char((0x55798e5fad60), _287700)
   Exit: (238) [system] peek_char((0x55798e5fad60), 'D')
   Call: (238) [system] 'D'=(;)
   Fail: (238) [system] 'D'=(;)
^  Call: (238) [user] is_like_space('D')
   Call: (239) [system] char_type('D', 'white')
   Fail: (239) [system] char_type('D', 'white')
   Call: (239) [system] char_type('D', end_of_line)
   Fail: (239) [system] char_type('D', end_of_line)
   Call: (239) [system] char_type('D', space)
   Fail: (239) [system] char_type('D', space)
   Call: (239) [system] char_type('D', cntrl)
   Fail: (239) [system] char_type('D', cntrl)
^  Fail: (238) [user] is_like_space('D')
^  Exit: (237) [user] skip_spaces((0x55798e5fad60))
   Call: (237) [system] get_char((0x55798e5fad60), _301854)
   Exit: (237) [system] get_char((0x55798e5fad60), 'D')
   Call: (237) [system] 'D'='('
   Fail: (237) [system] 'D'='('
   Call: (237) [system] 'D'='['
   Fail: (237) [system] 'D'='['
   Call: (237) [system] 'D'='{'
   Fail: (237) [system] 'D'='{'
   Call: (237) [system] 'D'='"'
   Fail: (237) [system] 'D'='"'
   Call: (237) [system] 'D'=!
   Fail: (237) [system] 'D'=!
   Call: (237) [system] 'D'='\''
   Fail: (237) [system] 'D'='\''
   Call: (237) [system] 'D'='`'
   Fail: (237) [system] 'D'='`'
   Call: (237) [system] 'D'=end_of_file
   Fail: (237) [system] 'D'=end_of_file
^  Call: (237) [user] read_symbolic(')', (0x55798e5fad60), 'D', _285842)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _319496)
   Call: (239) [system] peek_char((0x55798e5fad60), _320430)
   Exit: (239) [system] peek_char((0x55798e5fad60), ')')
^  Call: (239) [user] is_delimiter(')')
   Call: (240) [system] char_type(')', space)
   Fail: (240) [system] char_type(')', space)
   Call: (240) [system] arg(_325150, v('(', ')', end_of_file), ')')
   Exit: (240) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (239) [user] is_delimiter(')')
   Call: (239) [system] _319496=[]
   Exit: (239) [system] []=[]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (238) [user] classify_and_convert_charseq('D', [], _285842)
^  Call: (240) [system] setup_call_cleanup('$notrace'(_331612, _331614), once(user:catch(read_from_chars(['D'], _285842), _331588, fail)), '$restore_trace'(_331612, _331614))
^  Call: (241) [system] sig_atomic(system:'$notrace'(_331612, _331614))
^  Exit: (240) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D'], _285842), _331588, fail)), system:'$restore_trace'(3, -1))
   Call: (239) [system] atomic(_285842)
   Fail: (239) [system] atomic(_285842)
   Call: (239) [system] atom_chars(_285842, ['D'])
   Exit: (239) [system] atom_chars('D', ['D'])
^  Exit: (238) [user] classify_and_convert_charseq('D', [], 'D')
^  Exit: (237) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'D')
^  Exit: (236) [user] cont_sexpr(')', (0x55798e5fad60), 'D')
^  Call: (236) [user] read_list(')', (0x55798e5fad60), _340988)
^  Call: (237) [user] skip_spaces((0x55798e5fad60))
   Call: (238) [system] peek_char((0x55798e5fad60), _342846)
   Exit: (238) [system] peek_char((0x55798e5fad60), ')')
   Call: (238) [system] ')'=(;)
   Fail: (238) [system] ')'=(;)
^  Call: (238) [user] is_like_space(')')
   Call: (239) [system] char_type(')', 'white')
   Fail: (239) [system] char_type(')', 'white')
   Call: (239) [system] char_type(')', end_of_line)
   Fail: (239) [system] char_type(')', end_of_line)
   Call: (239) [system] char_type(')', space)
   Fail: (239) [system] char_type(')', space)
   Call: (239) [system] char_type(')', cntrl)
   Fail: (239) [system] char_type(')', cntrl)
^  Fail: (238) [user] is_like_space(')')
^  Exit: (237) [user] skip_spaces((0x55798e5fad60))
   Call: (237) [system] peek_char((0x55798e5fad60), _357000)
   Exit: (237) [system] peek_char((0x55798e5fad60), ')')
   Call: (237) [system] ')'=')'
   Exit: (237) [system] ')'=')'
   Call: (237) [system] get_char((0x55798e5fad60), _360790)
   Exit: (237) [system] get_char((0x55798e5fad60), ')')
   Call: (237) [system] _340988=[]
   Exit: (237) [system] []=[]
^  Exit: (236) [user] read_list(')', (0x55798e5fad60), [])
   Call: (236) [system] _252894=['D']
   Exit: (236) [system] ['D']=['D']
^  Exit: (235) [user] read_list(')', (0x55798e5fad60), ['D'])
   Call: (235) [system] _166672=['C', 'D']
   Exit: (235) [system] ['C', 'D']=['C', 'D']
^  Exit: (234) [user] read_list(')', (0x55798e5fad60), ['C', 'D'])
   Call: (234) [system] _6638=['OrLink', 'C', 'D']
   Exit: (234) [system] ['OrLink', 'C', 'D']=['OrLink', 'C', 'D']
^  Exit: (233) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Exit: (232) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'C', 'D'])
^  Call: (232) [user] read_list(')', (0x55798e5fad60), _374672)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _376530)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
   Call: (234) [system] ' '=(;)
   Fail: (234) [system] ' '=(;)
^  Call: (234) [user] is_like_space(' ')
   Call: (235) [system] char_type(' ', 'white')
   Exit: (235) [system] char_type(' ', 'white')
^  Exit: (234) [user] is_like_space(' ')
   Call: (234) [system] get_char((0x55798e5fad60), _384268)
   Exit: (234) [system] get_char((0x55798e5fad60), ' ')
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _386972)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'E')
   Call: (235) [system] 'E'=(;)
   Fail: (235) [system] 'E'=(;)
^  Call: (235) [user] is_like_space('E')
   Call: (236) [system] char_type('E', 'white')
   Fail: (236) [system] char_type('E', 'white')
   Call: (236) [system] char_type('E', end_of_line)
   Fail: (236) [system] char_type('E', end_of_line)
   Call: (236) [system] char_type('E', space)
   Fail: (236) [system] char_type('E', space)
   Call: (236) [system] char_type('E', cntrl)
   Fail: (236) [system] char_type('E', cntrl)
^  Fail: (235) [user] is_like_space('E')
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _402050)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'E')
   Call: (233) [system] 'E'=')'
   Fail: (233) [system] 'E'=')'
   Call: (233) [system] 'E'=end_of_file
   Fail: (233) [system] 'E'=end_of_file
^  Call: (233) [user] cont_sexpr(')', (0x55798e5fad60), _407620)
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _409478)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'E')
   Call: (235) [system] 'E'=(;)
   Fail: (235) [system] 'E'=(;)
^  Call: (235) [user] is_like_space('E')
   Call: (236) [system] char_type('E', 'white')
   Fail: (236) [system] char_type('E', 'white')
   Call: (236) [system] char_type('E', end_of_line)
   Fail: (236) [system] char_type('E', end_of_line)
   Call: (236) [system] char_type('E', space)
   Fail: (236) [system] char_type('E', space)
   Call: (236) [system] char_type('E', cntrl)
   Fail: (236) [system] char_type('E', cntrl)
^  Fail: (235) [user] is_like_space('E')
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] get_char((0x55798e5fad60), _423632)
   Exit: (234) [system] get_char((0x55798e5fad60), 'E')
   Call: (234) [system] 'E'='('
   Fail: (234) [system] 'E'='('
   Call: (234) [system] 'E'='['
   Fail: (234) [system] 'E'='['
   Call: (234) [system] 'E'='{'
   Fail: (234) [system] 'E'='{'
   Call: (234) [system] 'E'='"'
   Fail: (234) [system] 'E'='"'
   Call: (234) [system] 'E'=!
   Fail: (234) [system] 'E'=!
   Call: (234) [system] 'E'='\''
   Fail: (234) [system] 'E'='\''
   Call: (234) [system] 'E'='`'
   Fail: (234) [system] 'E'='`'
   Call: (234) [system] 'E'=end_of_file
   Fail: (234) [system] 'E'=end_of_file
^  Call: (234) [user] read_symbolic(')', (0x55798e5fad60), 'E', _407620)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _441274)
   Call: (236) [system] peek_char((0x55798e5fad60), _442208)
   Exit: (236) [system] peek_char((0x55798e5fad60), ')')
^  Call: (236) [user] is_delimiter(')')
   Call: (237) [system] char_type(')', space)
   Fail: (237) [system] char_type(')', space)
   Call: (237) [system] arg(_446928, v('(', ')', end_of_file), ')')
   Exit: (237) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (236) [user] is_delimiter(')')
   Call: (236) [system] _441274=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (235) [user] classify_and_convert_charseq('E', [], _407620)
^  Call: (237) [system] setup_call_cleanup('$notrace'(_453390, _453392), once(user:catch(read_from_chars(['E'], _407620), _453366, fail)), '$restore_trace'(_453390, _453392))
^  Call: (238) [system] sig_atomic(system:'$notrace'(_453390, _453392))
^  Exit: (237) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['E'], _407620), _453366, fail)), system:'$restore_trace'(3, -1))
   Call: (236) [system] atomic(_407620)
   Fail: (236) [system] atomic(_407620)
   Call: (236) [system] atom_chars(_407620, ['E'])
   Exit: (236) [system] atom_chars('E', ['E'])
^  Exit: (235) [user] classify_and_convert_charseq('E', [], 'E')
^  Exit: (234) [user] read_symbolic(')', (0x55798e5fad60), 'E', 'E')
^  Exit: (233) [user] cont_sexpr(')', (0x55798e5fad60), 'E')
^  Call: (233) [user] read_list(')', (0x55798e5fad60), _462766)
^  Call: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (235) [system] peek_char((0x55798e5fad60), _464624)
   Exit: (235) [system] peek_char((0x55798e5fad60), ')')
   Call: (235) [system] ')'=(;)
   Fail: (235) [system] ')'=(;)
^  Call: (235) [user] is_like_space(')')
   Call: (236) [system] char_type(')', 'white')
   Fail: (236) [system] char_type(')', 'white')
   Call: (236) [system] char_type(')', end_of_line)
   Fail: (236) [system] char_type(')', end_of_line)
   Call: (236) [system] char_type(')', space)
   Fail: (236) [system] char_type(')', space)
   Call: (236) [system] char_type(')', cntrl)
   Fail: (236) [system] char_type(')', cntrl)
^  Fail: (235) [user] is_like_space(')')
^  Exit: (234) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _478778)
   Exit: (234) [system] peek_char((0x55798e5fad60), ')')
   Call: (234) [system] ')'=')'
   Exit: (234) [system] ')'=')'
   Call: (234) [system] get_char((0x55798e5fad60), _482568)
   Exit: (234) [system] get_char((0x55798e5fad60), ')')
   Call: (234) [system] _462766=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_list(')', (0x55798e5fad60), [])
   Call: (233) [system] _374672=['E']
   Exit: (233) [system] ['E']=['E']
^  Exit: (232) [user] read_list(')', (0x55798e5fad60), ['E'])
   Call: (232) [system] _6634=[['OrLink', 'C', 'D'], 'E']
   Exit: (232) [system] [['OrLink', 'C', 'D'], 'E']=[['OrLink', 'C', 'D'], 'E']
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'C', 'D'], 'E'])
   Call: (231) [system] _6626=['Implication', ['OrLink', 'C', 'D'], 'E']
   Exit: (231) [system] ['Implication', ['OrLink', 'C', 'D'], 'E']=['Implication', ['OrLink', 'C', 'D'], 'E']
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['OrLink', 'C', 'D'], 'E'])
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _496450)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _498308)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=(;)
   Fail: (231) [system] ')'=(;)
^  Call: (231) [user] is_like_space(')')
   Call: (232) [system] char_type(')', 'white')
   Fail: (232) [system] char_type(')', 'white')
   Call: (232) [system] char_type(')', end_of_line)
   Fail: (232) [system] char_type(')', end_of_line)
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] char_type(')', cntrl)
   Fail: (232) [system] char_type(')', cntrl)
^  Fail: (231) [user] is_like_space(')')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _512462)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=')'
   Exit: (230) [system] ')'=')'
   Call: (230) [system] get_char((0x55798e5fad60), _516252)
   Exit: (230) [system] get_char((0x55798e5fad60), ')')
   Call: (230) [system] _496450=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), [])
   Call: (229) [system] _6622=[['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (229) [system] [['Implication', ['OrLink', 'C', 'D'], 'E']]=[['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), [['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (228) [system] _6616=['A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (228) [system] ['A', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['A', ['Implication', ['OrLink', 'C', 'D'], 'E']])
   Call: (227) [system] _6608=['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
   Exit: (227) [system] ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]=['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']])
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _530134)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _531992)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _546146)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55798e5fad60), _549936)
   Exit: (226) [system] get_char((0x55798e5fad60), ')')
   Call: (226) [system] _530134=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [])
   Call: (225) [system] _6604=[['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (225) [system] [['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (224) [system] _6562=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (224) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
   Call: (223) [system] _6554=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
   Exit: (223) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]])
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _563818)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _565676)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=(;)
   Fail: (223) [system] ')'=(;)
^  Call: (223) [user] is_like_space(')')
   Call: (224) [system] char_type(')', 'white')
   Fail: (224) [system] char_type(')', 'white')
   Call: (224) [system] char_type(')', end_of_line)
   Fail: (224) [system] char_type(')', end_of_line)
   Call: (224) [system] char_type(')', space)
   Fail: (224) [system] char_type(')', space)
   Call: (224) [system] char_type(')', cntrl)
   Fail: (224) [system] char_type(')', cntrl)
^  Fail: (223) [user] is_like_space(')')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _579830)
   Exit: (222) [system] peek_char((0x55798e5fad60), ')')
   Call: (222) [system] ')'=')'
   Exit: (222) [system] ')'=')'
   Call: (222) [system] get_char((0x55798e5fad60), _583620)
   Exit: (222) [system] get_char((0x55798e5fad60), ')')
   Call: (222) [system] _563818=[]
   Exit: (222) [system] []=[]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [])
   Call: (221) [system] _6550=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (221) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (220) [system] _6508=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (220) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
   Call: (219) [system] _6500=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
   Exit: (219) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]]
^  Exit: (218) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Exit: (217) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, cde]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', ['Implication', ['OrLink', 'C', 'D'], 'E']]]])
^  Call: (217) [user] read_list(')', (0x55798e5fad60), _597502)
^  Call: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _599360)
   Exit: (219) [system] peek_char((0x55798e5fad60), '\n')
   Call: (219) [system] '\n'=(;)
   Fail: (219) [system] '\n'=(;)
^  Call: (219) [user] is_like_space('\n')
   Call: (220) [system] char_type('\n', 'white')
   Fail: (220) [system] char_type('\n', 'white')
   Call: (220) [system] char_type('\n', end_of_line)
   Exit: (220) [system] char_type('\n', end_of_line)
^  Exit: (219) [user] is_like_space('\n')
   Call: (219) [system] get_char((0x55798e5fad60), _608954)
   Exit: (219) [system] get_char((0x55798e5fad60), '\n')
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _611658)
   Exit: (220) [system] peek_char((0x55798e5fad60), ' ')
   Call: (220) [system] ' '=(;)
   Fail: (220) [system] ' '=(;)
^  Call: (220) [user] is_like_space(' ')
   Call: (221) [system] char_type(' ', 'white')
   Exit: (221) [system] char_type(' ', 'white')
^  Exit: (220) [user] is_like_space(' ')
   Call: (220) [system] get_char((0x55798e5fad60), _619396)
   Exit: (220) [system] get_char((0x55798e5fad60), ' ')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _622100)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
^  Exit: (218) [user] skip_spaces((0x55798e5fad60))
   Call: (218) [system] peek_char((0x55798e5fad60), _638102)
   Exit: (218) [system] peek_char((0x55798e5fad60), '(')
   Call: (218) [system] '('=')'
   Fail: (218) [system] '('=')'
   Call: (218) [system] '('=end_of_file
   Fail: (218) [system] '('=end_of_file
^  Call: (218) [user] cont_sexpr(')', (0x55798e5fad60), _643672)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _645530)
   Exit: (220) [system] peek_char((0x55798e5fad60), '(')
   Call: (220) [system] '('=(;)
   Fail: (220) [system] '('=(;)
^  Call: (220) [user] is_like_space('(')
   Call: (221) [system] char_type('(', 'white')
   Fail: (221) [system] char_type('(', 'white')
   Call: (221) [system] char_type('(', end_of_line)
   Fail: (221) [system] char_type('(', end_of_line)
   Call: (221) [system] char_type('(', space)
   Fail: (221) [system] char_type('(', space)
   Call: (221) [system] char_type('(', cntrl)
   Fail: (221) [system] char_type('(', cntrl)
^  Fail: (220) [user] is_like_space('(')
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] get_char((0x55798e5fad60), _659684)
   Exit: (219) [system] get_char((0x55798e5fad60), '(')
   Call: (219) [system] '('='('
   Exit: (219) [system] '('='('
^  Call: (219) [user] read_list(')', (0x55798e5fad60), _643672)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _665254)
   Exit: (221) [system] peek_char((0x55798e5fad60), :)
   Call: (221) [system] (:)=(;)
   Fail: (221) [system] (:)=(;)
^  Call: (221) [user] is_like_space(:)
   Call: (222) [system] char_type(:, 'white')
   Fail: (222) [system] char_type(:, 'white')
   Call: (222) [system] char_type(:, end_of_line)
   Fail: (222) [system] char_type(:, end_of_line)
   Call: (222) [system] char_type(:, space)
   Fail: (222) [system] char_type(:, space)
   Call: (222) [system] char_type(:, cntrl)
   Fail: (222) [system] char_type(:, cntrl)
^  Fail: (221) [user] is_like_space(:)
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _679408)
   Exit: (220) [system] peek_char((0x55798e5fad60), :)
   Call: (220) [system] (:)=')'
   Fail: (220) [system] (:)=')'
   Call: (220) [system] (:)=end_of_file
   Fail: (220) [system] (:)=end_of_file
^  Call: (220) [user] cont_sexpr(')', (0x55798e5fad60), _684978)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _686836)
   Exit: (222) [system] peek_char((0x55798e5fad60), :)
   Call: (222) [system] (:)=(;)
   Fail: (222) [system] (:)=(;)
^  Call: (222) [user] is_like_space(:)
   Call: (223) [system] char_type(:, 'white')
   Fail: (223) [system] char_type(:, 'white')
   Call: (223) [system] char_type(:, end_of_line)
   Fail: (223) [system] char_type(:, end_of_line)
   Call: (223) [system] char_type(:, space)
   Fail: (223) [system] char_type(:, space)
   Call: (223) [system] char_type(:, cntrl)
   Fail: (223) [system] char_type(:, cntrl)
^  Fail: (222) [user] is_like_space(:)
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] get_char((0x55798e5fad60), _700990)
   Exit: (221) [system] get_char((0x55798e5fad60), :)
   Call: (221) [system] (:)='('
   Fail: (221) [system] (:)='('
   Call: (221) [system] (:)='['
   Fail: (221) [system] (:)='['
   Call: (221) [system] (:)='{'
   Fail: (221) [system] (:)='{'
   Call: (221) [system] (:)='"'
   Fail: (221) [system] (:)='"'
   Call: (221) [system] (:)=!
   Fail: (221) [system] (:)=!
   Call: (221) [system] (:)='\''
   Fail: (221) [system] (:)='\''
   Call: (221) [system] (:)='`'
   Fail: (221) [system] (:)='`'
   Call: (221) [system] (:)=end_of_file
   Fail: (221) [system] (:)=end_of_file
^  Call: (221) [user] read_symbolic(')', (0x55798e5fad60), :, _684978)
^  Call: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), _718632)
   Call: (223) [system] peek_char((0x55798e5fad60), _719566)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (223) [user] is_delimiter(' ')
   Call: (224) [system] char_type(' ', space)
   Exit: (224) [system] char_type(' ', space)
^  Exit: (223) [user] is_delimiter(' ')
   Call: (223) [system] _718632=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (222) [user] classify_and_convert_charseq(:, [], _684978)
^  Call: (224) [system] setup_call_cleanup('$notrace'(_728876, _728878), once(user:catch(read_from_chars([:], _684978), _728852, fail)), '$restore_trace'(_728876, _728878))
^  Call: (225) [system] sig_atomic(system:'$notrace'(_728876, _728878))
^  Exit: (224) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _728852, fail)), system:'$restore_trace'(3, -1))
   Call: (223) [system] atomic(:)
   Exit: (223) [system] atomic(:)
^  Exit: (222) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (221) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (220) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _736376)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _738234)
   Exit: (222) [system] peek_char((0x55798e5fad60), ' ')
   Call: (222) [system] ' '=(;)
   Fail: (222) [system] ' '=(;)
^  Call: (222) [user] is_like_space(' ')
   Call: (223) [system] char_type(' ', 'white')
   Exit: (223) [system] char_type(' ', 'white')
^  Exit: (222) [user] is_like_space(' ')
   Call: (222) [system] get_char((0x55798e5fad60), _745972)
   Exit: (222) [system] get_char((0x55798e5fad60), ' ')
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _748676)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _763754)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=')'
   Fail: (221) [system] '('=')'
   Call: (221) [system] '('=end_of_file
   Fail: (221) [system] '('=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _769324)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _771182)
   Exit: (223) [system] peek_char((0x55798e5fad60), '(')
   Call: (223) [system] '('=(;)
   Fail: (223) [system] '('=(;)
^  Call: (223) [user] is_like_space('(')
   Call: (224) [system] char_type('(', 'white')
   Fail: (224) [system] char_type('(', 'white')
   Call: (224) [system] char_type('(', end_of_line)
   Fail: (224) [system] char_type('(', end_of_line)
   Call: (224) [system] char_type('(', space)
   Fail: (224) [system] char_type('(', space)
   Call: (224) [system] char_type('(', cntrl)
   Fail: (224) [system] char_type('(', cntrl)
^  Fail: (223) [user] is_like_space('(')
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _785336)
   Exit: (222) [system] get_char((0x55798e5fad60), '(')
   Call: (222) [system] '('='('
   Exit: (222) [system] '('='('
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _769324)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _790906)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'D')
   Call: (224) [system] 'D'=(;)
   Fail: (224) [system] 'D'=(;)
^  Call: (224) [user] is_like_space('D')
   Call: (225) [system] char_type('D', 'white')
   Fail: (225) [system] char_type('D', 'white')
   Call: (225) [system] char_type('D', end_of_line)
   Fail: (225) [system] char_type('D', end_of_line)
   Call: (225) [system] char_type('D', space)
   Fail: (225) [system] char_type('D', space)
   Call: (225) [system] char_type('D', cntrl)
   Fail: (225) [system] char_type('D', cntrl)
^  Fail: (224) [user] is_like_space('D')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _805060)
   Exit: (223) [system] peek_char((0x55798e5fad60), 'D')
   Call: (223) [system] 'D'=')'
   Fail: (223) [system] 'D'=')'
   Call: (223) [system] 'D'=end_of_file
   Fail: (223) [system] 'D'=end_of_file
^  Call: (223) [user] cont_sexpr(')', (0x55798e5fad60), _810630)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _812488)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'D')
   Call: (225) [system] 'D'=(;)
   Fail: (225) [system] 'D'=(;)
^  Call: (225) [user] is_like_space('D')
   Call: (226) [system] char_type('D', 'white')
   Fail: (226) [system] char_type('D', 'white')
   Call: (226) [system] char_type('D', end_of_line)
   Fail: (226) [system] char_type('D', end_of_line)
   Call: (226) [system] char_type('D', space)
   Fail: (226) [system] char_type('D', space)
   Call: (226) [system] char_type('D', cntrl)
   Fail: (226) [system] char_type('D', cntrl)
^  Fail: (225) [user] is_like_space('D')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] get_char((0x55798e5fad60), _826642)
   Exit: (224) [system] get_char((0x55798e5fad60), 'D')
   Call: (224) [system] 'D'='('
   Fail: (224) [system] 'D'='('
   Call: (224) [system] 'D'='['
   Fail: (224) [system] 'D'='['
   Call: (224) [system] 'D'='{'
   Fail: (224) [system] 'D'='{'
   Call: (224) [system] 'D'='"'
   Fail: (224) [system] 'D'='"'
   Call: (224) [system] 'D'=!
   Fail: (224) [system] 'D'=!
   Call: (224) [system] 'D'='\''
   Fail: (224) [system] 'D'='\''
   Call: (224) [system] 'D'='`'
   Fail: (224) [system] 'D'='`'
   Call: (224) [system] 'D'=end_of_file
   Fail: (224) [system] 'D'=end_of_file
^  Call: (224) [user] read_symbolic(')', (0x55798e5fad60), 'D', _810630)
^  Call: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), _844284)
   Call: (226) [system] peek_char((0x55798e5fad60), _845218)
   Exit: (226) [system] peek_char((0x55798e5fad60), i)
^  Call: (226) [user] is_delimiter(i)
   Call: (227) [system] char_type(i, space)
   Fail: (227) [system] char_type(i, space)
   Call: (227) [system] arg(_849938, v('(', ')', end_of_file), i)
   Fail: (227) [system] arg(_850870, v('(', ')', end_of_file), i)
^  Fail: (226) [user] is_delimiter(i)
   Call: (226) [system] ')'==i
   Fail: (226) [system] ')'==i
   Call: (226) [system] get_char((0x55798e5fad60), i)
   Exit: (226) [system] get_char((0x55798e5fad60), i)
   Call: (226) [system] i=(\)
   Fail: (226) [system] i=(\)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _858220)
   Call: (227) [system] peek_char((0x55798e5fad60), _859154)
   Exit: (227) [system] peek_char((0x55798e5fad60), s)
^  Call: (227) [user] is_delimiter(s)
   Call: (228) [system] char_type(s, space)
   Fail: (228) [system] char_type(s, space)
   Call: (228) [system] arg(_863874, v('(', ')', end_of_file), s)
   Fail: (228) [system] arg(_864806, v('(', ')', end_of_file), s)
^  Fail: (227) [user] is_delimiter(s)
   Call: (227) [system] ')'==s
   Fail: (227) [system] ')'==s
   Call: (227) [system] get_char((0x55798e5fad60), s)
   Exit: (227) [system] get_char((0x55798e5fad60), s)
   Call: (227) [system] s=(\)
   Fail: (227) [system] s=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _872156)
   Call: (228) [system] peek_char((0x55798e5fad60), _873090)
   Exit: (228) [system] peek_char((0x55798e5fad60), j)
^  Call: (228) [user] is_delimiter(j)
   Call: (229) [system] char_type(j, space)
   Fail: (229) [system] char_type(j, space)
   Call: (229) [system] arg(_877810, v('(', ')', end_of_file), j)
   Fail: (229) [system] arg(_878742, v('(', ')', end_of_file), j)
^  Fail: (228) [user] is_delimiter(j)
   Call: (228) [system] ')'==j
   Fail: (228) [system] ')'==j
   Call: (228) [system] get_char((0x55798e5fad60), j)
   Exit: (228) [system] get_char((0x55798e5fad60), j)
   Call: (228) [system] j=(\)
   Fail: (228) [system] j=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _886092)
   Call: (229) [system] peek_char((0x55798e5fad60), _887026)
   Exit: (229) [system] peek_char((0x55798e5fad60), u)
^  Call: (229) [user] is_delimiter(u)
   Call: (230) [system] char_type(u, space)
   Fail: (230) [system] char_type(u, space)
   Call: (230) [system] arg(_891746, v('(', ')', end_of_file), u)
   Fail: (230) [system] arg(_892678, v('(', ')', end_of_file), u)
^  Fail: (229) [user] is_delimiter(u)
   Call: (229) [system] ')'==u
   Fail: (229) [system] ')'==u
   Call: (229) [system] get_char((0x55798e5fad60), u)
   Exit: (229) [system] get_char((0x55798e5fad60), u)
   Call: (229) [system] u=(\)
   Fail: (229) [system] u=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _900028)
   Call: (230) [system] peek_char((0x55798e5fad60), _900962)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_905682, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_906614, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _913964)
   Call: (231) [system] peek_char((0x55798e5fad60), _914898)
   Exit: (231) [system] peek_char((0x55798e5fad60), c)
^  Call: (231) [user] is_delimiter(c)
   Call: (232) [system] char_type(c, space)
   Fail: (232) [system] char_type(c, space)
   Call: (232) [system] arg(_919618, v('(', ')', end_of_file), c)
   Fail: (232) [system] arg(_920550, v('(', ')', end_of_file), c)
^  Fail: (231) [user] is_delimiter(c)
   Call: (231) [system] ')'==c
   Fail: (231) [system] ')'==c
   Call: (231) [system] get_char((0x55798e5fad60), c)
   Exit: (231) [system] get_char((0x55798e5fad60), c)
   Call: (231) [system] c=(\)
   Fail: (231) [system] c=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _927900)
   Call: (232) [system] peek_char((0x55798e5fad60), _928834)
   Exit: (232) [system] peek_char((0x55798e5fad60), t)
^  Call: (232) [user] is_delimiter(t)
   Call: (233) [system] char_type(t, space)
   Fail: (233) [system] char_type(t, space)
   Call: (233) [system] arg(_933554, v('(', ')', end_of_file), t)
   Fail: (233) [system] arg(_934486, v('(', ')', end_of_file), t)
^  Fail: (232) [user] is_delimiter(t)
   Call: (232) [system] ')'==t
   Fail: (232) [system] ')'==t
   Call: (232) [system] get_char((0x55798e5fad60), t)
   Exit: (232) [system] get_char((0x55798e5fad60), t)
   Call: (232) [system] t=(\)
   Fail: (232) [system] t=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _941836)
   Call: (233) [system] peek_char((0x55798e5fad60), _942770)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_947490, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_948422, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _955772)
   Call: (234) [system] peek_char((0x55798e5fad60), _956706)
   Exit: (234) [system] peek_char((0x55798e5fad60), o)
^  Call: (234) [user] is_delimiter(o)
   Call: (235) [system] char_type(o, space)
   Fail: (235) [system] char_type(o, space)
   Call: (235) [system] arg(_961426, v('(', ')', end_of_file), o)
   Fail: (235) [system] arg(_962358, v('(', ')', end_of_file), o)
^  Fail: (234) [user] is_delimiter(o)
   Call: (234) [system] ')'==o
   Fail: (234) [system] ')'==o
   Call: (234) [system] get_char((0x55798e5fad60), o)
   Exit: (234) [system] get_char((0x55798e5fad60), o)
   Call: (234) [system] o=(\)
   Fail: (234) [system] o=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _969708)
   Call: (235) [system] peek_char((0x55798e5fad60), _970642)
   Exit: (235) [system] peek_char((0x55798e5fad60), n)
^  Call: (235) [user] is_delimiter(n)
   Call: (236) [system] char_type(n, space)
   Fail: (236) [system] char_type(n, space)
   Call: (236) [system] arg(_975362, v('(', ')', end_of_file), n)
   Fail: (236) [system] arg(_976294, v('(', ')', end_of_file), n)
^  Fail: (235) [user] is_delimiter(n)
   Call: (235) [system] ')'==n
   Fail: (235) [system] ')'==n
   Call: (235) [system] get_char((0x55798e5fad60), n)
   Exit: (235) [system] get_char((0x55798e5fad60), n)
   Call: (235) [system] n=(\)
   Fail: (235) [system] n=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _983644)
   Call: (236) [system] peek_char((0x55798e5fad60), _984578)
   Exit: (236) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (236) [user] is_delimiter('I')
   Call: (237) [system] char_type('I', space)
   Fail: (237) [system] char_type('I', space)
   Call: (237) [system] arg(_989298, v('(', ')', end_of_file), 'I')
   Fail: (237) [system] arg(_990230, v('(', ')', end_of_file), 'I')
^  Fail: (236) [user] is_delimiter('I')
   Call: (236) [system] ')'=='I'
   Fail: (236) [system] ')'=='I'
   Call: (236) [system] get_char((0x55798e5fad60), 'I')
   Exit: (236) [system] get_char((0x55798e5fad60), 'I')
   Call: (236) [system] 'I'=(\)
   Fail: (236) [system] 'I'=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _997580)
   Call: (237) [system] peek_char((0x55798e5fad60), _998514)
   Exit: (237) [system] peek_char((0x55798e5fad60), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_1003234, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_1004166, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55798e5fad60), n)
   Exit: (237) [system] get_char((0x55798e5fad60), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1011516)
   Call: (238) [system] peek_char((0x55798e5fad60), _1012450)
   Exit: (238) [system] peek_char((0x55798e5fad60), t)
^  Call: (238) [user] is_delimiter(t)
   Call: (239) [system] char_type(t, space)
   Fail: (239) [system] char_type(t, space)
   Call: (239) [system] arg(_1017170, v('(', ')', end_of_file), t)
   Fail: (239) [system] arg(_1018102, v('(', ')', end_of_file), t)
^  Fail: (238) [user] is_delimiter(t)
   Call: (238) [system] ')'==t
   Fail: (238) [system] ')'==t
   Call: (238) [system] get_char((0x55798e5fad60), t)
   Exit: (238) [system] get_char((0x55798e5fad60), t)
   Call: (238) [system] t=(\)
   Fail: (238) [system] t=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1025452)
   Call: (239) [system] peek_char((0x55798e5fad60), _1026386)
   Exit: (239) [system] peek_char((0x55798e5fad60), r)
^  Call: (239) [user] is_delimiter(r)
   Call: (240) [system] char_type(r, space)
   Fail: (240) [system] char_type(r, space)
   Call: (240) [system] arg(_1031106, v('(', ')', end_of_file), r)
   Fail: (240) [system] arg(_1032038, v('(', ')', end_of_file), r)
^  Fail: (239) [user] is_delimiter(r)
   Call: (239) [system] ')'==r
   Fail: (239) [system] ')'==r
   Call: (239) [system] get_char((0x55798e5fad60), r)
   Exit: (239) [system] get_char((0x55798e5fad60), r)
   Call: (239) [system] r=(\)
   Fail: (239) [system] r=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1039388)
   Call: (240) [system] peek_char((0x55798e5fad60), _1040322)
   Exit: (240) [system] peek_char((0x55798e5fad60), o)
^  Call: (240) [user] is_delimiter(o)
   Call: (241) [system] char_type(o, space)
   Fail: (241) [system] char_type(o, space)
   Call: (241) [system] arg(_1045042, v('(', ')', end_of_file), o)
   Fail: (241) [system] arg(_1045974, v('(', ')', end_of_file), o)
^  Fail: (240) [user] is_delimiter(o)
   Call: (240) [system] ')'==o
   Fail: (240) [system] ')'==o
   Call: (240) [system] get_char((0x55798e5fad60), o)
   Exit: (240) [system] get_char((0x55798e5fad60), o)
   Call: (240) [system] o=(\)
   Fail: (240) [system] o=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1053324)
   Call: (241) [system] peek_char((0x55798e5fad60), _1054258)
   Exit: (241) [system] peek_char((0x55798e5fad60), d)
^  Call: (241) [user] is_delimiter(d)
   Call: (242) [system] char_type(d, space)
   Fail: (242) [system] char_type(d, space)
   Call: (242) [system] arg(_1058978, v('(', ')', end_of_file), d)
   Fail: (242) [system] arg(_1059910, v('(', ')', end_of_file), d)
^  Fail: (241) [user] is_delimiter(d)
   Call: (241) [system] ')'==d
   Fail: (241) [system] ')'==d
   Call: (241) [system] get_char((0x55798e5fad60), d)
   Exit: (241) [system] get_char((0x55798e5fad60), d)
   Call: (241) [system] d=(\)
   Fail: (241) [system] d=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1067260)
   Call: (242) [system] peek_char((0x55798e5fad60), _1068194)
   Exit: (242) [system] peek_char((0x55798e5fad60), u)
^  Call: (242) [user] is_delimiter(u)
   Call: (243) [system] char_type(u, space)
   Fail: (243) [system] char_type(u, space)
   Call: (243) [system] arg(_1072914, v('(', ')', end_of_file), u)
   Fail: (243) [system] arg(_1073846, v('(', ')', end_of_file), u)
^  Fail: (242) [user] is_delimiter(u)
   Call: (242) [system] ')'==u
   Fail: (242) [system] ')'==u
   Call: (242) [system] get_char((0x55798e5fad60), u)
   Exit: (242) [system] get_char((0x55798e5fad60), u)
   Call: (242) [system] u=(\)
   Fail: (242) [system] u=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1081196)
   Call: (243) [system] peek_char((0x55798e5fad60), _1082130)
   Exit: (243) [system] peek_char((0x55798e5fad60), c)
^  Call: (243) [user] is_delimiter(c)
   Call: (244) [system] char_type(c, space)
   Fail: (244) [system] char_type(c, space)
   Call: (244) [system] arg(_1086850, v('(', ')', end_of_file), c)
   Fail: (244) [system] arg(_1087782, v('(', ')', end_of_file), c)
^  Fail: (243) [user] is_delimiter(c)
   Call: (243) [system] ')'==c
   Fail: (243) [system] ')'==c
   Call: (243) [system] get_char((0x55798e5fad60), c)
   Exit: (243) [system] get_char((0x55798e5fad60), c)
   Call: (243) [system] c=(\)
   Fail: (243) [system] c=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1095132)
   Call: (244) [system] peek_char((0x55798e5fad60), _1096066)
   Exit: (244) [system] peek_char((0x55798e5fad60), t)
^  Call: (244) [user] is_delimiter(t)
   Call: (245) [system] char_type(t, space)
   Fail: (245) [system] char_type(t, space)
   Call: (245) [system] arg(_1100786, v('(', ')', end_of_file), t)
   Fail: (245) [system] arg(_1101718, v('(', ')', end_of_file), t)
^  Fail: (244) [user] is_delimiter(t)
   Call: (244) [system] ')'==t
   Fail: (244) [system] ')'==t
   Call: (244) [system] get_char((0x55798e5fad60), t)
   Exit: (244) [system] get_char((0x55798e5fad60), t)
   Call: (244) [system] t=(\)
   Fail: (244) [system] t=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1109068)
   Call: (245) [system] peek_char((0x55798e5fad60), _1110002)
   Exit: (245) [system] peek_char((0x55798e5fad60), i)
^  Call: (245) [user] is_delimiter(i)
   Call: (246) [system] char_type(i, space)
   Fail: (246) [system] char_type(i, space)
   Call: (246) [system] arg(_1114722, v('(', ')', end_of_file), i)
   Fail: (246) [system] arg(_1115654, v('(', ')', end_of_file), i)
^  Fail: (245) [user] is_delimiter(i)
   Call: (245) [system] ')'==i
   Fail: (245) [system] ')'==i
   Call: (245) [system] get_char((0x55798e5fad60), i)
   Exit: (245) [system] get_char((0x55798e5fad60), i)
   Call: (245) [system] i=(\)
   Fail: (245) [system] i=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _1123004)
   Call: (246) [system] peek_char((0x55798e5fad60), _1123938)
   Exit: (246) [system] peek_char((0x55798e5fad60), o)
^  Call: (246) [user] is_delimiter(o)
   Call: (247) [system] char_type(o, space)
   Fail: (247) [system] char_type(o, space)
   Call: (247) [system] arg(_1128658, v('(', ')', end_of_file), o)
   Fail: (247) [system] arg(_1129590, v('(', ')', end_of_file), o)
^  Fail: (246) [user] is_delimiter(o)
   Call: (246) [system] ')'==o
   Fail: (246) [system] ')'==o
   Call: (246) [system] get_char((0x55798e5fad60), o)
   Exit: (246) [system] get_char((0x55798e5fad60), o)
   Call: (246) [system] o=(\)
   Fail: (246) [system] o=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _1136940)
   Call: (247) [system] peek_char((0x55798e5fad60), _1137874)
   Exit: (247) [system] peek_char((0x55798e5fad60), n)
^  Call: (247) [user] is_delimiter(n)
   Call: (248) [system] char_type(n, space)
   Fail: (248) [system] char_type(n, space)
   Call: (248) [system] arg(_1142594, v('(', ')', end_of_file), n)
   Fail: (248) [system] arg(_1143526, v('(', ')', end_of_file), n)
^  Fail: (247) [user] is_delimiter(n)
   Call: (247) [system] ')'==n
   Fail: (247) [system] ')'==n
   Call: (247) [system] get_char((0x55798e5fad60), n)
   Exit: (247) [system] get_char((0x55798e5fad60), n)
   Call: (247) [system] n=(\)
   Fail: (247) [system] n=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), _1150876)
   Call: (248) [system] peek_char((0x55798e5fad60), _1151810)
   Exit: (248) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (248) [user] is_delimiter(' ')
   Call: (249) [system] char_type(' ', space)
   Exit: (249) [system] char_type(' ', space)
^  Exit: (248) [user] is_delimiter(' ')
   Call: (248) [system] _1150876=[]
   Exit: (248) [system] []=[]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (247) [system] _1136940=[n]
   Exit: (247) [system] [n]=[n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (246) [system] _1123004=[o, n]
   Exit: (246) [system] [o, n]=[o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (245) [system] _1109068=[i, o, n]
   Exit: (245) [system] [i, o, n]=[i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (244) [system] _1095132=[t, i, o, n]
   Exit: (244) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (243) [system] _1081196=[c, t, i, o, n]
   Exit: (243) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (242) [system] _1067260=[u, c, t, i, o, n]
   Exit: (242) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (241) [system] _1053324=[d, u, c, t, i, o, n]
   Exit: (241) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (240) [system] _1039388=[o, d, u, c, t, i, o, n]
   Exit: (240) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (239) [system] _1025452=[r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _1011516=[t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _997580=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _983644=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _969708=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _955772=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _941836=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _927900=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _913964=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _900028=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _886092=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _872156=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _858220=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (226) [system] _844284=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (226) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (225) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (225) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _810630)
^  Call: (227) [system] setup_call_cleanup('$notrace'(_1222588, _1222590), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _810630), _1222564, fail)), '$restore_trace'(_1222588, _1222590))
^  Call: (228) [system] sig_atomic(system:'$notrace'(_1222588, _1222590))
^  Exit: (227) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _810630), _1222564, fail)), system:'$restore_trace'(3, -1))
   Call: (226) [system] atomic(_810630)
   Fail: (226) [system] atomic(_810630)
   Call: (226) [system] atom_chars(_810630, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (226) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (225) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (224) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (223) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1231964)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1233822)
   Exit: (225) [system] peek_char((0x55798e5fad60), ' ')
   Call: (225) [system] ' '=(;)
   Fail: (225) [system] ' '=(;)
^  Call: (225) [user] is_like_space(' ')
   Call: (226) [system] char_type(' ', 'white')
   Exit: (226) [system] char_type(' ', 'white')
^  Exit: (225) [user] is_like_space(' ')
   Call: (225) [system] get_char((0x55798e5fad60), _1241560)
   Exit: (225) [system] get_char((0x55798e5fad60), ' ')
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1244264)
   Exit: (226) [system] peek_char((0x55798e5fad60), a)
   Call: (226) [system] a=(;)
   Fail: (226) [system] a=(;)
^  Call: (226) [user] is_like_space(a)
   Call: (227) [system] char_type(a, 'white')
   Fail: (227) [system] char_type(a, 'white')
   Call: (227) [system] char_type(a, end_of_line)
   Fail: (227) [system] char_type(a, end_of_line)
   Call: (227) [system] char_type(a, space)
   Fail: (227) [system] char_type(a, space)
   Call: (227) [system] char_type(a, cntrl)
   Fail: (227) [system] char_type(a, cntrl)
^  Fail: (226) [user] is_like_space(a)
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1259342)
   Exit: (224) [system] peek_char((0x55798e5fad60), a)
   Call: (224) [system] a=')'
   Fail: (224) [system] a=')'
   Call: (224) [system] a=end_of_file
   Fail: (224) [system] a=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1264912)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1266770)
   Exit: (226) [system] peek_char((0x55798e5fad60), a)
   Call: (226) [system] a=(;)
   Fail: (226) [system] a=(;)
^  Call: (226) [user] is_like_space(a)
   Call: (227) [system] char_type(a, 'white')
   Fail: (227) [system] char_type(a, 'white')
   Call: (227) [system] char_type(a, end_of_line)
   Fail: (227) [system] char_type(a, end_of_line)
   Call: (227) [system] char_type(a, space)
   Fail: (227) [system] char_type(a, space)
   Call: (227) [system] char_type(a, cntrl)
   Fail: (227) [system] char_type(a, cntrl)
^  Fail: (226) [user] is_like_space(a)
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1280924)
   Exit: (225) [system] get_char((0x55798e5fad60), a)
   Call: (225) [system] a='('
   Fail: (225) [system] a='('
   Call: (225) [system] a='['
   Fail: (225) [system] a='['
   Call: (225) [system] a='{'
   Fail: (225) [system] a='{'
   Call: (225) [system] a='"'
   Fail: (225) [system] a='"'
   Call: (225) [system] a=!
   Fail: (225) [system] a=!
   Call: (225) [system] a='\''
   Fail: (225) [system] a='\''
   Call: (225) [system] a='`'
   Fail: (225) [system] a='`'
   Call: (225) [system] a=end_of_file
   Fail: (225) [system] a=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), a, _1264912)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1298566)
   Call: (227) [system] peek_char((0x55798e5fad60), _1299500)
   Exit: (227) [system] peek_char((0x55798e5fad60), b)
^  Call: (227) [user] is_delimiter(b)
   Call: (228) [system] char_type(b, space)
   Fail: (228) [system] char_type(b, space)
   Call: (228) [system] arg(_1304220, v('(', ')', end_of_file), b)
   Fail: (228) [system] arg(_1305152, v('(', ')', end_of_file), b)
^  Fail: (227) [user] is_delimiter(b)
   Call: (227) [system] ')'==b
   Fail: (227) [system] ')'==b
   Call: (227) [system] get_char((0x55798e5fad60), b)
   Exit: (227) [system] get_char((0x55798e5fad60), b)
   Call: (227) [system] b=(\)
   Fail: (227) [system] b=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1312502)
   Call: (228) [system] peek_char((0x55798e5fad60), _1313436)
   Exit: (228) [system] peek_char((0x55798e5fad60), c)
^  Call: (228) [user] is_delimiter(c)
   Call: (229) [system] char_type(c, space)
   Fail: (229) [system] char_type(c, space)
   Call: (229) [system] arg(_1318156, v('(', ')', end_of_file), c)
   Fail: (229) [system] arg(_1319088, v('(', ')', end_of_file), c)
^  Fail: (228) [user] is_delimiter(c)
   Call: (228) [system] ')'==c
   Fail: (228) [system] ')'==c
   Call: (228) [system] get_char((0x55798e5fad60), c)
   Exit: (228) [system] get_char((0x55798e5fad60), c)
   Call: (228) [system] c=(\)
   Fail: (228) [system] c=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1326438)
   Call: (229) [system] peek_char((0x55798e5fad60), _1327372)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (229) [user] is_delimiter(' ')
   Call: (230) [system] char_type(' ', space)
   Exit: (230) [system] char_type(' ', space)
^  Exit: (229) [user] is_delimiter(' ')
   Call: (229) [system] _1326438=[]
   Exit: (229) [system] []=[]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (228) [system] _1312502=[c]
   Exit: (228) [system] [c]=[c]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [c])
   Call: (227) [system] _1298566=[b, c]
   Exit: (227) [system] [b, c]=[b, c]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [b, c])
^  Call: (226) [user] classify_and_convert_charseq(a, [b, c], _1264912)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_1342270, _1342272), once(user:catch(read_from_chars([a, b, c], _1264912), _1342246, fail)), '$restore_trace'(_1342270, _1342272))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_1342270, _1342272))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a, b, c], abc), _1342246, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(abc)
   Exit: (227) [system] atomic(abc)
^  Exit: (226) [user] classify_and_convert_charseq(a, [b, c], abc)
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), a, abc)
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), abc)
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _1349770)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1351628)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _1359366)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1362070)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1377148)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=')'
   Fail: (225) [system] '('=')'
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _1382718)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1384576)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _1398730)
   Exit: (226) [system] get_char((0x55798e5fad60), '(')
   Call: (226) [system] '('='('
   Exit: (226) [system] '('='('
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1382718)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1404300)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'D')
   Call: (228) [system] 'D'=(;)
   Fail: (228) [system] 'D'=(;)
^  Call: (228) [user] is_like_space('D')
   Call: (229) [system] char_type('D', 'white')
   Fail: (229) [system] char_type('D', 'white')
   Call: (229) [system] char_type('D', end_of_line)
   Fail: (229) [system] char_type('D', end_of_line)
   Call: (229) [system] char_type('D', space)
   Fail: (229) [system] char_type('D', space)
   Call: (229) [system] char_type('D', cntrl)
   Fail: (229) [system] char_type('D', cntrl)
^  Fail: (228) [user] is_like_space('D')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1418454)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'D')
   Call: (227) [system] 'D'=')'
   Fail: (227) [system] 'D'=')'
   Call: (227) [system] 'D'=end_of_file
   Fail: (227) [system] 'D'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _1424024)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1425882)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'D')
   Call: (229) [system] 'D'=(;)
   Fail: (229) [system] 'D'=(;)
^  Call: (229) [user] is_like_space('D')
   Call: (230) [system] char_type('D', 'white')
   Fail: (230) [system] char_type('D', 'white')
   Call: (230) [system] char_type('D', end_of_line)
   Fail: (230) [system] char_type('D', end_of_line)
   Call: (230) [system] char_type('D', space)
   Fail: (230) [system] char_type('D', space)
   Call: (230) [system] char_type('D', cntrl)
   Fail: (230) [system] char_type('D', cntrl)
^  Fail: (229) [user] is_like_space('D')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _1440036)
   Exit: (228) [system] get_char((0x55798e5fad60), 'D')
   Call: (228) [system] 'D'='('
   Fail: (228) [system] 'D'='('
   Call: (228) [system] 'D'='['
   Fail: (228) [system] 'D'='['
   Call: (228) [system] 'D'='{'
   Fail: (228) [system] 'D'='{'
   Call: (228) [system] 'D'='"'
   Fail: (228) [system] 'D'='"'
   Call: (228) [system] 'D'=!
   Fail: (228) [system] 'D'=!
   Call: (228) [system] 'D'='\''
   Fail: (228) [system] 'D'='\''
   Call: (228) [system] 'D'='`'
   Fail: (228) [system] 'D'='`'
   Call: (228) [system] 'D'=end_of_file
   Fail: (228) [system] 'D'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1424024)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1457678)
   Call: (230) [system] peek_char((0x55798e5fad60), _1458612)
   Exit: (230) [system] peek_char((0x55798e5fad60), i)
^  Call: (230) [user] is_delimiter(i)
   Call: (231) [system] char_type(i, space)
   Fail: (231) [system] char_type(i, space)
   Call: (231) [system] arg(_1463332, v('(', ')', end_of_file), i)
   Fail: (231) [system] arg(_1464264, v('(', ')', end_of_file), i)
^  Fail: (230) [user] is_delimiter(i)
   Call: (230) [system] ')'==i
   Fail: (230) [system] ')'==i
   Call: (230) [system] get_char((0x55798e5fad60), i)
   Exit: (230) [system] get_char((0x55798e5fad60), i)
   Call: (230) [system] i=(\)
   Fail: (230) [system] i=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1471614)
   Call: (231) [system] peek_char((0x55798e5fad60), _1472548)
   Exit: (231) [system] peek_char((0x55798e5fad60), s)
^  Call: (231) [user] is_delimiter(s)
   Call: (232) [system] char_type(s, space)
   Fail: (232) [system] char_type(s, space)
   Call: (232) [system] arg(_1477268, v('(', ')', end_of_file), s)
   Fail: (232) [system] arg(_1478200, v('(', ')', end_of_file), s)
^  Fail: (231) [user] is_delimiter(s)
   Call: (231) [system] ')'==s
   Fail: (231) [system] ')'==s
   Call: (231) [system] get_char((0x55798e5fad60), s)
   Exit: (231) [system] get_char((0x55798e5fad60), s)
   Call: (231) [system] s=(\)
   Fail: (231) [system] s=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1485550)
   Call: (232) [system] peek_char((0x55798e5fad60), _1486484)
   Exit: (232) [system] peek_char((0x55798e5fad60), j)
^  Call: (232) [user] is_delimiter(j)
   Call: (233) [system] char_type(j, space)
   Fail: (233) [system] char_type(j, space)
   Call: (233) [system] arg(_1491204, v('(', ')', end_of_file), j)
   Fail: (233) [system] arg(_1492136, v('(', ')', end_of_file), j)
^  Fail: (232) [user] is_delimiter(j)
   Call: (232) [system] ')'==j
   Fail: (232) [system] ')'==j
   Call: (232) [system] get_char((0x55798e5fad60), j)
   Exit: (232) [system] get_char((0x55798e5fad60), j)
   Call: (232) [system] j=(\)
   Fail: (232) [system] j=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1499486)
   Call: (233) [system] peek_char((0x55798e5fad60), _1500420)
   Exit: (233) [system] peek_char((0x55798e5fad60), u)
^  Call: (233) [user] is_delimiter(u)
   Call: (234) [system] char_type(u, space)
   Fail: (234) [system] char_type(u, space)
   Call: (234) [system] arg(_1505140, v('(', ')', end_of_file), u)
   Fail: (234) [system] arg(_1506072, v('(', ')', end_of_file), u)
^  Fail: (233) [user] is_delimiter(u)
   Call: (233) [system] ')'==u
   Fail: (233) [system] ')'==u
   Call: (233) [system] get_char((0x55798e5fad60), u)
   Exit: (233) [system] get_char((0x55798e5fad60), u)
   Call: (233) [system] u=(\)
   Fail: (233) [system] u=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1513422)
   Call: (234) [system] peek_char((0x55798e5fad60), _1514356)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_1519076, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_1520008, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1527358)
   Call: (235) [system] peek_char((0x55798e5fad60), _1528292)
   Exit: (235) [system] peek_char((0x55798e5fad60), c)
^  Call: (235) [user] is_delimiter(c)
   Call: (236) [system] char_type(c, space)
   Fail: (236) [system] char_type(c, space)
   Call: (236) [system] arg(_1533012, v('(', ')', end_of_file), c)
   Fail: (236) [system] arg(_1533944, v('(', ')', end_of_file), c)
^  Fail: (235) [user] is_delimiter(c)
   Call: (235) [system] ')'==c
   Fail: (235) [system] ')'==c
   Call: (235) [system] get_char((0x55798e5fad60), c)
   Exit: (235) [system] get_char((0x55798e5fad60), c)
   Call: (235) [system] c=(\)
   Fail: (235) [system] c=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1541294)
   Call: (236) [system] peek_char((0x55798e5fad60), _1542228)
   Exit: (236) [system] peek_char((0x55798e5fad60), t)
^  Call: (236) [user] is_delimiter(t)
   Call: (237) [system] char_type(t, space)
   Fail: (237) [system] char_type(t, space)
   Call: (237) [system] arg(_1546948, v('(', ')', end_of_file), t)
   Fail: (237) [system] arg(_1547880, v('(', ')', end_of_file), t)
^  Fail: (236) [user] is_delimiter(t)
   Call: (236) [system] ')'==t
   Fail: (236) [system] ')'==t
   Call: (236) [system] get_char((0x55798e5fad60), t)
   Exit: (236) [system] get_char((0x55798e5fad60), t)
   Call: (236) [system] t=(\)
   Fail: (236) [system] t=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1555230)
   Call: (237) [system] peek_char((0x55798e5fad60), _1556164)
   Exit: (237) [system] peek_char((0x55798e5fad60), i)
^  Call: (237) [user] is_delimiter(i)
   Call: (238) [system] char_type(i, space)
   Fail: (238) [system] char_type(i, space)
   Call: (238) [system] arg(_1560884, v('(', ')', end_of_file), i)
   Fail: (238) [system] arg(_1561816, v('(', ')', end_of_file), i)
^  Fail: (237) [user] is_delimiter(i)
   Call: (237) [system] ')'==i
   Fail: (237) [system] ')'==i
   Call: (237) [system] get_char((0x55798e5fad60), i)
   Exit: (237) [system] get_char((0x55798e5fad60), i)
   Call: (237) [system] i=(\)
   Fail: (237) [system] i=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1569166)
   Call: (238) [system] peek_char((0x55798e5fad60), _1570100)
   Exit: (238) [system] peek_char((0x55798e5fad60), o)
^  Call: (238) [user] is_delimiter(o)
   Call: (239) [system] char_type(o, space)
   Fail: (239) [system] char_type(o, space)
   Call: (239) [system] arg(_1574820, v('(', ')', end_of_file), o)
   Fail: (239) [system] arg(_1575752, v('(', ')', end_of_file), o)
^  Fail: (238) [user] is_delimiter(o)
   Call: (238) [system] ')'==o
   Fail: (238) [system] ')'==o
   Call: (238) [system] get_char((0x55798e5fad60), o)
   Exit: (238) [system] get_char((0x55798e5fad60), o)
   Call: (238) [system] o=(\)
   Fail: (238) [system] o=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1583102)
   Call: (239) [system] peek_char((0x55798e5fad60), _1584036)
   Exit: (239) [system] peek_char((0x55798e5fad60), n)
^  Call: (239) [user] is_delimiter(n)
   Call: (240) [system] char_type(n, space)
   Fail: (240) [system] char_type(n, space)
   Call: (240) [system] arg(_1588756, v('(', ')', end_of_file), n)
   Fail: (240) [system] arg(_1589688, v('(', ')', end_of_file), n)
^  Fail: (239) [user] is_delimiter(n)
   Call: (239) [system] ')'==n
   Fail: (239) [system] ')'==n
   Call: (239) [system] get_char((0x55798e5fad60), n)
   Exit: (239) [system] get_char((0x55798e5fad60), n)
   Call: (239) [system] n=(\)
   Fail: (239) [system] n=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1597038)
   Call: (240) [system] peek_char((0x55798e5fad60), _1597972)
   Exit: (240) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (240) [user] is_delimiter('I')
   Call: (241) [system] char_type('I', space)
   Fail: (241) [system] char_type('I', space)
   Call: (241) [system] arg(_1602692, v('(', ')', end_of_file), 'I')
   Fail: (241) [system] arg(_1603624, v('(', ')', end_of_file), 'I')
^  Fail: (240) [user] is_delimiter('I')
   Call: (240) [system] ')'=='I'
   Fail: (240) [system] ')'=='I'
   Call: (240) [system] get_char((0x55798e5fad60), 'I')
   Exit: (240) [system] get_char((0x55798e5fad60), 'I')
   Call: (240) [system] 'I'=(\)
   Fail: (240) [system] 'I'=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1610974)
   Call: (241) [system] peek_char((0x55798e5fad60), _1611908)
   Exit: (241) [system] peek_char((0x55798e5fad60), n)
^  Call: (241) [user] is_delimiter(n)
   Call: (242) [system] char_type(n, space)
   Fail: (242) [system] char_type(n, space)
   Call: (242) [system] arg(_1616628, v('(', ')', end_of_file), n)
   Fail: (242) [system] arg(_1617560, v('(', ')', end_of_file), n)
^  Fail: (241) [user] is_delimiter(n)
   Call: (241) [system] ')'==n
   Fail: (241) [system] ')'==n
   Call: (241) [system] get_char((0x55798e5fad60), n)
   Exit: (241) [system] get_char((0x55798e5fad60), n)
   Call: (241) [system] n=(\)
   Fail: (241) [system] n=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1624910)
   Call: (242) [system] peek_char((0x55798e5fad60), _1625844)
   Exit: (242) [system] peek_char((0x55798e5fad60), t)
^  Call: (242) [user] is_delimiter(t)
   Call: (243) [system] char_type(t, space)
   Fail: (243) [system] char_type(t, space)
   Call: (243) [system] arg(_1630564, v('(', ')', end_of_file), t)
   Fail: (243) [system] arg(_1631496, v('(', ')', end_of_file), t)
^  Fail: (242) [user] is_delimiter(t)
   Call: (242) [system] ')'==t
   Fail: (242) [system] ')'==t
   Call: (242) [system] get_char((0x55798e5fad60), t)
   Exit: (242) [system] get_char((0x55798e5fad60), t)
   Call: (242) [system] t=(\)
   Fail: (242) [system] t=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _1638846)
   Call: (243) [system] peek_char((0x55798e5fad60), _1639780)
   Exit: (243) [system] peek_char((0x55798e5fad60), r)
^  Call: (243) [user] is_delimiter(r)
   Call: (244) [system] char_type(r, space)
   Fail: (244) [system] char_type(r, space)
   Call: (244) [system] arg(_1644500, v('(', ')', end_of_file), r)
   Fail: (244) [system] arg(_1645432, v('(', ')', end_of_file), r)
^  Fail: (243) [user] is_delimiter(r)
   Call: (243) [system] ')'==r
   Fail: (243) [system] ')'==r
   Call: (243) [system] get_char((0x55798e5fad60), r)
   Exit: (243) [system] get_char((0x55798e5fad60), r)
   Call: (243) [system] r=(\)
   Fail: (243) [system] r=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _1652782)
   Call: (244) [system] peek_char((0x55798e5fad60), _1653716)
   Exit: (244) [system] peek_char((0x55798e5fad60), o)
^  Call: (244) [user] is_delimiter(o)
   Call: (245) [system] char_type(o, space)
   Fail: (245) [system] char_type(o, space)
   Call: (245) [system] arg(_1658436, v('(', ')', end_of_file), o)
   Fail: (245) [system] arg(_1659368, v('(', ')', end_of_file), o)
^  Fail: (244) [user] is_delimiter(o)
   Call: (244) [system] ')'==o
   Fail: (244) [system] ')'==o
   Call: (244) [system] get_char((0x55798e5fad60), o)
   Exit: (244) [system] get_char((0x55798e5fad60), o)
   Call: (244) [system] o=(\)
   Fail: (244) [system] o=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _1666718)
   Call: (245) [system] peek_char((0x55798e5fad60), _1667652)
   Exit: (245) [system] peek_char((0x55798e5fad60), d)
^  Call: (245) [user] is_delimiter(d)
   Call: (246) [system] char_type(d, space)
   Fail: (246) [system] char_type(d, space)
   Call: (246) [system] arg(_1672372, v('(', ')', end_of_file), d)
   Fail: (246) [system] arg(_1673304, v('(', ')', end_of_file), d)
^  Fail: (245) [user] is_delimiter(d)
   Call: (245) [system] ')'==d
   Fail: (245) [system] ')'==d
   Call: (245) [system] get_char((0x55798e5fad60), d)
   Exit: (245) [system] get_char((0x55798e5fad60), d)
   Call: (245) [system] d=(\)
   Fail: (245) [system] d=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _1680654)
   Call: (246) [system] peek_char((0x55798e5fad60), _1681588)
   Exit: (246) [system] peek_char((0x55798e5fad60), u)
^  Call: (246) [user] is_delimiter(u)
   Call: (247) [system] char_type(u, space)
   Fail: (247) [system] char_type(u, space)
   Call: (247) [system] arg(_1686308, v('(', ')', end_of_file), u)
   Fail: (247) [system] arg(_1687240, v('(', ')', end_of_file), u)
^  Fail: (246) [user] is_delimiter(u)
   Call: (246) [system] ')'==u
   Fail: (246) [system] ')'==u
   Call: (246) [system] get_char((0x55798e5fad60), u)
   Exit: (246) [system] get_char((0x55798e5fad60), u)
   Call: (246) [system] u=(\)
   Fail: (246) [system] u=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _1694590)
   Call: (247) [system] peek_char((0x55798e5fad60), _1695524)
   Exit: (247) [system] peek_char((0x55798e5fad60), c)
^  Call: (247) [user] is_delimiter(c)
   Call: (248) [system] char_type(c, space)
   Fail: (248) [system] char_type(c, space)
   Call: (248) [system] arg(_1700244, v('(', ')', end_of_file), c)
   Fail: (248) [system] arg(_1701176, v('(', ')', end_of_file), c)
^  Fail: (247) [user] is_delimiter(c)
   Call: (247) [system] ')'==c
   Fail: (247) [system] ')'==c
   Call: (247) [system] get_char((0x55798e5fad60), c)
   Exit: (247) [system] get_char((0x55798e5fad60), c)
   Call: (247) [system] c=(\)
   Fail: (247) [system] c=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), _1708526)
   Call: (248) [system] peek_char((0x55798e5fad60), _1709460)
   Exit: (248) [system] peek_char((0x55798e5fad60), t)
^  Call: (248) [user] is_delimiter(t)
   Call: (249) [system] char_type(t, space)
   Fail: (249) [system] char_type(t, space)
   Call: (249) [system] arg(_1714180, v('(', ')', end_of_file), t)
   Fail: (249) [system] arg(_1715112, v('(', ')', end_of_file), t)
^  Fail: (248) [user] is_delimiter(t)
   Call: (248) [system] ')'==t
   Fail: (248) [system] ')'==t
   Call: (248) [system] get_char((0x55798e5fad60), t)
   Exit: (248) [system] get_char((0x55798e5fad60), t)
   Call: (248) [system] t=(\)
   Fail: (248) [system] t=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), _1722462)
   Call: (249) [system] peek_char((0x55798e5fad60), _1723396)
   Exit: (249) [system] peek_char((0x55798e5fad60), i)
^  Call: (249) [user] is_delimiter(i)
   Call: (250) [system] char_type(i, space)
   Fail: (250) [system] char_type(i, space)
   Call: (250) [system] arg(_1728116, v('(', ')', end_of_file), i)
   Fail: (250) [system] arg(_1729048, v('(', ')', end_of_file), i)
^  Fail: (249) [user] is_delimiter(i)
   Call: (249) [system] ')'==i
   Fail: (249) [system] ')'==i
   Call: (249) [system] get_char((0x55798e5fad60), i)
   Exit: (249) [system] get_char((0x55798e5fad60), i)
   Call: (249) [system] i=(\)
   Fail: (249) [system] i=(\)
^  Call: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), _1736398)
   Call: (250) [system] peek_char((0x55798e5fad60), _1737332)
   Exit: (250) [system] peek_char((0x55798e5fad60), o)
^  Call: (250) [user] is_delimiter(o)
   Call: (251) [system] char_type(o, space)
   Fail: (251) [system] char_type(o, space)
   Call: (251) [system] arg(_1742052, v('(', ')', end_of_file), o)
   Fail: (251) [system] arg(_1742984, v('(', ')', end_of_file), o)
^  Fail: (250) [user] is_delimiter(o)
   Call: (250) [system] ')'==o
   Fail: (250) [system] ')'==o
   Call: (250) [system] get_char((0x55798e5fad60), o)
   Exit: (250) [system] get_char((0x55798e5fad60), o)
   Call: (250) [system] o=(\)
   Fail: (250) [system] o=(\)
^  Call: (250) [user] read_symbolic_cont(')', (0x55798e5fad60), _1750334)
   Call: (251) [system] peek_char((0x55798e5fad60), _1751268)
   Exit: (251) [system] peek_char((0x55798e5fad60), n)
^  Call: (251) [user] is_delimiter(n)
   Call: (252) [system] char_type(n, space)
   Fail: (252) [system] char_type(n, space)
   Call: (252) [system] arg(_1755988, v('(', ')', end_of_file), n)
   Fail: (252) [system] arg(_1756920, v('(', ')', end_of_file), n)
^  Fail: (251) [user] is_delimiter(n)
   Call: (251) [system] ')'==n
   Fail: (251) [system] ')'==n
   Call: (251) [system] get_char((0x55798e5fad60), n)
   Exit: (251) [system] get_char((0x55798e5fad60), n)
   Call: (251) [system] n=(\)
   Fail: (251) [system] n=(\)
^  Call: (251) [user] read_symbolic_cont(')', (0x55798e5fad60), _1764270)
   Call: (252) [system] peek_char((0x55798e5fad60), _1765204)
   Exit: (252) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (252) [user] is_delimiter(' ')
   Call: (253) [system] char_type(' ', space)
   Exit: (253) [system] char_type(' ', space)
^  Exit: (252) [user] is_delimiter(' ')
   Call: (252) [system] _1764270=[]
   Exit: (252) [system] []=[]
^  Exit: (251) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (251) [system] _1750334=[n]
   Exit: (251) [system] [n]=[n]
^  Exit: (250) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (250) [system] _1736398=[o, n]
   Exit: (250) [system] [o, n]=[o, n]
^  Exit: (249) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (249) [system] _1722462=[i, o, n]
   Exit: (249) [system] [i, o, n]=[i, o, n]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (248) [system] _1708526=[t, i, o, n]
   Exit: (248) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (247) [system] _1694590=[c, t, i, o, n]
   Exit: (247) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (246) [system] _1680654=[u, c, t, i, o, n]
   Exit: (246) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (245) [system] _1666718=[d, u, c, t, i, o, n]
   Exit: (245) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (244) [system] _1652782=[o, d, u, c, t, i, o, n]
   Exit: (244) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (243) [system] _1638846=[r, o, d, u, c, t, i, o, n]
   Exit: (243) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (242) [system] _1624910=[t, r, o, d, u, c, t, i, o, n]
   Exit: (242) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (241) [system] _1610974=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (241) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (240) [system] _1597038=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _1583102=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _1569166=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _1555230=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _1541294=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _1527358=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _1513422=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _1499486=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _1485550=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _1471614=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _1457678=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (229) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1424024)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_1835982, _1835984), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1424024), _1835958, fail)), '$restore_trace'(_1835982, _1835984))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_1835982, _1835984))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _1424024), _1835958, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_1424024)
   Fail: (230) [system] atomic(_1424024)
   Call: (230) [system] atom_chars(_1424024, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (230) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (229) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1845358)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1847216)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _1854954)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1857658)
   Exit: (230) [system] peek_char((0x55798e5fad60), a)
   Call: (230) [system] a=(;)
   Fail: (230) [system] a=(;)
^  Call: (230) [user] is_like_space(a)
   Call: (231) [system] char_type(a, 'white')
   Fail: (231) [system] char_type(a, 'white')
   Call: (231) [system] char_type(a, end_of_line)
   Fail: (231) [system] char_type(a, end_of_line)
   Call: (231) [system] char_type(a, space)
   Fail: (231) [system] char_type(a, space)
   Call: (231) [system] char_type(a, cntrl)
   Fail: (231) [system] char_type(a, cntrl)
^  Fail: (230) [user] is_like_space(a)
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1872736)
   Exit: (228) [system] peek_char((0x55798e5fad60), a)
   Call: (228) [system] a=')'
   Fail: (228) [system] a=')'
   Call: (228) [system] a=end_of_file
   Fail: (228) [system] a=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _1878306)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1880164)
   Exit: (230) [system] peek_char((0x55798e5fad60), a)
   Call: (230) [system] a=(;)
   Fail: (230) [system] a=(;)
^  Call: (230) [user] is_like_space(a)
   Call: (231) [system] char_type(a, 'white')
   Fail: (231) [system] char_type(a, 'white')
   Call: (231) [system] char_type(a, end_of_line)
   Fail: (231) [system] char_type(a, end_of_line)
   Call: (231) [system] char_type(a, space)
   Fail: (231) [system] char_type(a, space)
   Call: (231) [system] char_type(a, cntrl)
   Fail: (231) [system] char_type(a, cntrl)
^  Fail: (230) [user] is_like_space(a)
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _1894318)
   Exit: (229) [system] get_char((0x55798e5fad60), a)
   Call: (229) [system] a='('
   Fail: (229) [system] a='('
   Call: (229) [system] a='['
   Fail: (229) [system] a='['
   Call: (229) [system] a='{'
   Fail: (229) [system] a='{'
   Call: (229) [system] a='"'
   Fail: (229) [system] a='"'
   Call: (229) [system] a=!
   Fail: (229) [system] a=!
   Call: (229) [system] a='\''
   Fail: (229) [system] a='\''
   Call: (229) [system] a='`'
   Fail: (229) [system] a='`'
   Call: (229) [system] a=end_of_file
   Fail: (229) [system] a=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), a, _1878306)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1911960)
   Call: (231) [system] peek_char((0x55798e5fad60), _1912894)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (231) [user] is_delimiter(' ')
   Call: (232) [system] char_type(' ', space)
   Exit: (232) [system] char_type(' ', space)
^  Exit: (231) [user] is_delimiter(' ')
   Call: (231) [system] _1911960=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (230) [user] classify_and_convert_charseq(a, [], _1878306)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1922204, _1922206), once(user:catch(read_from_chars([a], _1878306), _1922180, fail)), '$restore_trace'(_1922204, _1922206))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1922204, _1922206))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _1922180, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(a)
   Exit: (231) [system] atomic(a)
^  Exit: (230) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1929704)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1931562)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _1939300)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1942004)
   Exit: (231) [system] peek_char((0x55798e5fad60), a)
   Call: (231) [system] a=(;)
   Fail: (231) [system] a=(;)
^  Call: (231) [user] is_like_space(a)
   Call: (232) [system] char_type(a, 'white')
   Fail: (232) [system] char_type(a, 'white')
   Call: (232) [system] char_type(a, end_of_line)
   Fail: (232) [system] char_type(a, end_of_line)
   Call: (232) [system] char_type(a, space)
   Fail: (232) [system] char_type(a, space)
   Call: (232) [system] char_type(a, cntrl)
   Fail: (232) [system] char_type(a, cntrl)
^  Fail: (231) [user] is_like_space(a)
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1957082)
   Exit: (229) [system] peek_char((0x55798e5fad60), a)
   Call: (229) [system] a=')'
   Fail: (229) [system] a=')'
   Call: (229) [system] a=end_of_file
   Fail: (229) [system] a=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _1962652)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1964510)
   Exit: (231) [system] peek_char((0x55798e5fad60), a)
   Call: (231) [system] a=(;)
   Fail: (231) [system] a=(;)
^  Call: (231) [user] is_like_space(a)
   Call: (232) [system] char_type(a, 'white')
   Fail: (232) [system] char_type(a, 'white')
   Call: (232) [system] char_type(a, end_of_line)
   Fail: (232) [system] char_type(a, end_of_line)
   Call: (232) [system] char_type(a, space)
   Fail: (232) [system] char_type(a, space)
   Call: (232) [system] char_type(a, cntrl)
   Fail: (232) [system] char_type(a, cntrl)
^  Fail: (231) [user] is_like_space(a)
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _1978664)
   Exit: (230) [system] get_char((0x55798e5fad60), a)
   Call: (230) [system] a='('
   Fail: (230) [system] a='('
   Call: (230) [system] a='['
   Fail: (230) [system] a='['
   Call: (230) [system] a='{'
   Fail: (230) [system] a='{'
   Call: (230) [system] a='"'
   Fail: (230) [system] a='"'
   Call: (230) [system] a=!
   Fail: (230) [system] a=!
   Call: (230) [system] a='\''
   Fail: (230) [system] a='\''
   Call: (230) [system] a='`'
   Fail: (230) [system] a='`'
   Call: (230) [system] a=end_of_file
   Fail: (230) [system] a=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), a, _1962652)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1996306)
   Call: (232) [system] peek_char((0x55798e5fad60), _1997240)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
^  Call: (232) [user] is_delimiter(')')
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] arg(_2001960, v('(', ')', end_of_file), ')')
   Exit: (233) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (232) [user] is_delimiter(')')
   Call: (232) [system] _1996306=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (231) [user] classify_and_convert_charseq(a, [], _1962652)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_2008422, _2008424), once(user:catch(read_from_chars([a], _1962652), _2008398, fail)), '$restore_trace'(_2008422, _2008424))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_2008422, _2008424))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([a], a), _2008398, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(a)
   Exit: (232) [system] atomic(a)
^  Exit: (231) [user] classify_and_convert_charseq(a, [], a)
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), a, a)
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), a)
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _2015922)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _2017780)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=(;)
   Fail: (231) [system] ')'=(;)
^  Call: (231) [user] is_like_space(')')
   Call: (232) [system] char_type(')', 'white')
   Fail: (232) [system] char_type(')', 'white')
   Call: (232) [system] char_type(')', end_of_line)
   Fail: (232) [system] char_type(')', end_of_line)
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] char_type(')', cntrl)
   Fail: (232) [system] char_type(')', cntrl)
^  Fail: (231) [user] is_like_space(')')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _2031934)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=')'
   Exit: (230) [system] ')'=')'
   Call: (230) [system] get_char((0x55798e5fad60), _2035724)
   Exit: (230) [system] get_char((0x55798e5fad60), ')')
   Call: (230) [system] _2015922=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), [])
   Call: (229) [system] _1929704=[a]
   Exit: (229) [system] [a]=[a]
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), [a])
   Call: (228) [system] _1845358=[a, a]
   Exit: (228) [system] [a, a]=[a, a]
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [a, a])
   Call: (227) [system] _1382718=['DisjunctionIntroduction', a, a]
   Exit: (227) [system] ['DisjunctionIntroduction', a, a]=['DisjunctionIntroduction', a, a]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, a])
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', a, a])
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _2049606)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _2051464)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=(;)
   Fail: (227) [system] ')'=(;)
^  Call: (227) [user] is_like_space(')')
   Call: (228) [system] char_type(')', 'white')
   Fail: (228) [system] char_type(')', 'white')
   Call: (228) [system] char_type(')', end_of_line)
   Fail: (228) [system] char_type(')', end_of_line)
   Call: (228) [system] char_type(')', space)
   Fail: (228) [system] char_type(')', space)
   Call: (228) [system] char_type(')', cntrl)
   Fail: (228) [system] char_type(')', cntrl)
^  Fail: (227) [user] is_like_space(')')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _2065618)
   Exit: (226) [system] peek_char((0x55798e5fad60), ')')
   Call: (226) [system] ')'=')'
   Exit: (226) [system] ')'=')'
   Call: (226) [system] get_char((0x55798e5fad60), _2069408)
   Exit: (226) [system] get_char((0x55798e5fad60), ')')
   Call: (226) [system] _2049606=[]
   Exit: (226) [system] []=[]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [])
   Call: (225) [system] _1349770=[['DisjunctionIntroduction', a, a]]
   Exit: (225) [system] [['DisjunctionIntroduction', a, a]]=[['DisjunctionIntroduction', a, a]]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', a, a]])
   Call: (224) [system] _1231964=[abc, ['DisjunctionIntroduction', a, a]]
   Exit: (224) [system] [abc, ['DisjunctionIntroduction', a, a]]=[abc, ['DisjunctionIntroduction', a, a]]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), [abc, ['DisjunctionIntroduction', a, a]])
   Call: (223) [system] _769324=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]
   Exit: (223) [system] ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]=['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]])
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]])
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _2083290)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _2085148)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _2092886)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _2095590)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _20590)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _26160)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _28018)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _42172)
   Exit: (223) [system] get_char((0x55798e5fad60), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _26160)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _47742)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'O')
   Call: (225) [system] 'O'=(;)
   Fail: (225) [system] 'O'=(;)
^  Call: (225) [user] is_like_space('O')
   Call: (226) [system] char_type('O', 'white')
   Fail: (226) [system] char_type('O', 'white')
   Call: (226) [system] char_type('O', end_of_line)
   Fail: (226) [system] char_type('O', end_of_line)
   Call: (226) [system] char_type('O', space)
   Fail: (226) [system] char_type('O', space)
   Call: (226) [system] char_type('O', cntrl)
   Fail: (226) [system] char_type('O', cntrl)
^  Fail: (225) [user] is_like_space('O')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _61896)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'O')
   Call: (224) [system] 'O'=')'
   Fail: (224) [system] 'O'=')'
   Call: (224) [system] 'O'=end_of_file
   Fail: (224) [system] 'O'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _67466)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _69324)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'O')
   Call: (226) [system] 'O'=(;)
   Fail: (226) [system] 'O'=(;)
^  Call: (226) [user] is_like_space('O')
   Call: (227) [system] char_type('O', 'white')
   Fail: (227) [system] char_type('O', 'white')
   Call: (227) [system] char_type('O', end_of_line)
   Fail: (227) [system] char_type('O', end_of_line)
   Call: (227) [system] char_type('O', space)
   Fail: (227) [system] char_type('O', space)
   Call: (227) [system] char_type('O', cntrl)
   Fail: (227) [system] char_type('O', cntrl)
^  Fail: (226) [user] is_like_space('O')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _83478)
   Exit: (225) [system] get_char((0x55798e5fad60), 'O')
   Call: (225) [system] 'O'='('
   Fail: (225) [system] 'O'='('
   Call: (225) [system] 'O'='['
   Fail: (225) [system] 'O'='['
   Call: (225) [system] 'O'='{'
   Fail: (225) [system] 'O'='{'
   Call: (225) [system] 'O'='"'
   Fail: (225) [system] 'O'='"'
   Call: (225) [system] 'O'=!
   Fail: (225) [system] 'O'=!
   Call: (225) [system] 'O'='\''
   Fail: (225) [system] 'O'='\''
   Call: (225) [system] 'O'='`'
   Fail: (225) [system] 'O'='`'
   Call: (225) [system] 'O'=end_of_file
   Fail: (225) [system] 'O'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'O', _67466)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _101120)
   Call: (227) [system] peek_char((0x55798e5fad60), _102054)
   Exit: (227) [system] peek_char((0x55798e5fad60), r)
^  Call: (227) [user] is_delimiter(r)
   Call: (228) [system] char_type(r, space)
   Fail: (228) [system] char_type(r, space)
   Call: (228) [system] arg(_106774, v('(', ')', end_of_file), r)
   Fail: (228) [system] arg(_107706, v('(', ')', end_of_file), r)
^  Fail: (227) [user] is_delimiter(r)
   Call: (227) [system] ')'==r
   Fail: (227) [system] ')'==r
   Call: (227) [system] get_char((0x55798e5fad60), r)
   Exit: (227) [system] get_char((0x55798e5fad60), r)
   Call: (227) [system] r=(\)
   Fail: (227) [system] r=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _115056)
   Call: (228) [system] peek_char((0x55798e5fad60), _115990)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (228) [user] is_delimiter('L')
   Call: (229) [system] char_type('L', space)
   Fail: (229) [system] char_type('L', space)
   Call: (229) [system] arg(_120710, v('(', ')', end_of_file), 'L')
   Fail: (229) [system] arg(_121642, v('(', ')', end_of_file), 'L')
^  Fail: (228) [user] is_delimiter('L')
   Call: (228) [system] ')'=='L'
   Fail: (228) [system] ')'=='L'
   Call: (228) [system] get_char((0x55798e5fad60), 'L')
   Exit: (228) [system] get_char((0x55798e5fad60), 'L')
   Call: (228) [system] 'L'=(\)
   Fail: (228) [system] 'L'=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _128992)
   Call: (229) [system] peek_char((0x55798e5fad60), _129926)
   Exit: (229) [system] peek_char((0x55798e5fad60), i)
^  Call: (229) [user] is_delimiter(i)
   Call: (230) [system] char_type(i, space)
   Fail: (230) [system] char_type(i, space)
   Call: (230) [system] arg(_134646, v('(', ')', end_of_file), i)
   Fail: (230) [system] arg(_135578, v('(', ')', end_of_file), i)
^  Fail: (229) [user] is_delimiter(i)
   Call: (229) [system] ')'==i
   Fail: (229) [system] ')'==i
   Call: (229) [system] get_char((0x55798e5fad60), i)
   Exit: (229) [system] get_char((0x55798e5fad60), i)
   Call: (229) [system] i=(\)
   Fail: (229) [system] i=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _142928)
   Call: (230) [system] peek_char((0x55798e5fad60), _143862)
   Exit: (230) [system] peek_char((0x55798e5fad60), n)
^  Call: (230) [user] is_delimiter(n)
   Call: (231) [system] char_type(n, space)
   Fail: (231) [system] char_type(n, space)
   Call: (231) [system] arg(_148582, v('(', ')', end_of_file), n)
   Fail: (231) [system] arg(_149514, v('(', ')', end_of_file), n)
^  Fail: (230) [user] is_delimiter(n)
   Call: (230) [system] ')'==n
   Fail: (230) [system] ')'==n
   Call: (230) [system] get_char((0x55798e5fad60), n)
   Exit: (230) [system] get_char((0x55798e5fad60), n)
   Call: (230) [system] n=(\)
   Fail: (230) [system] n=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _156864)
   Call: (231) [system] peek_char((0x55798e5fad60), _157798)
   Exit: (231) [system] peek_char((0x55798e5fad60), k)
^  Call: (231) [user] is_delimiter(k)
   Call: (232) [system] char_type(k, space)
   Fail: (232) [system] char_type(k, space)
   Call: (232) [system] arg(_162518, v('(', ')', end_of_file), k)
   Fail: (232) [system] arg(_163450, v('(', ')', end_of_file), k)
^  Fail: (231) [user] is_delimiter(k)
   Call: (231) [system] ')'==k
   Fail: (231) [system] ')'==k
   Call: (231) [system] get_char((0x55798e5fad60), k)
   Exit: (231) [system] get_char((0x55798e5fad60), k)
   Call: (231) [system] k=(\)
   Fail: (231) [system] k=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _170800)
   Call: (232) [system] peek_char((0x55798e5fad60), _171734)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _170800=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (231) [system] _156864=[k]
   Exit: (231) [system] [k]=[k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (230) [system] _142928=[n, k]
   Exit: (230) [system] [n, k]=[n, k]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (229) [system] _128992=[i, n, k]
   Exit: (229) [system] [i, n, k]=[i, n, k]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (228) [system] _115056=['L', i, n, k]
   Exit: (228) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (227) [system] _101120=[r, 'L', i, n, k]
   Exit: (227) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (226) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _67466)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_195014, _195016), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _67466), _194990, fail)), '$restore_trace'(_195014, _195016))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_195014, _195016))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _67466), _194990, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_67466)
   Fail: (227) [system] atomic(_67466)
   Call: (227) [system] atom_chars(_67466, ['O', r, 'L', i, n, k])
   Exit: (227) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (226) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _204390)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _206248)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _213986)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _216690)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _231768)
   Exit: (225) [system] peek_char((0x55798e5fad60), '(')
   Call: (225) [system] '('=')'
   Fail: (225) [system] '('=')'
   Call: (225) [system] '('=end_of_file
   Fail: (225) [system] '('=end_of_file
^  Call: (225) [user] cont_sexpr(')', (0x55798e5fad60), _237338)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _239196)
   Exit: (227) [system] peek_char((0x55798e5fad60), '(')
   Call: (227) [system] '('=(;)
   Fail: (227) [system] '('=(;)
^  Call: (227) [user] is_like_space('(')
   Call: (228) [system] char_type('(', 'white')
   Fail: (228) [system] char_type('(', 'white')
   Call: (228) [system] char_type('(', end_of_line)
   Fail: (228) [system] char_type('(', end_of_line)
   Call: (228) [system] char_type('(', space)
   Fail: (228) [system] char_type('(', space)
   Call: (228) [system] char_type('(', cntrl)
   Fail: (228) [system] char_type('(', cntrl)
^  Fail: (227) [user] is_like_space('(')
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] get_char((0x55798e5fad60), _253350)
   Exit: (226) [system] get_char((0x55798e5fad60), '(')
   Call: (226) [system] '('='('
   Exit: (226) [system] '('='('
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _237338)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _258920)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'I')
   Call: (228) [system] 'I'=(;)
   Fail: (228) [system] 'I'=(;)
^  Call: (228) [user] is_like_space('I')
   Call: (229) [system] char_type('I', 'white')
   Fail: (229) [system] char_type('I', 'white')
   Call: (229) [system] char_type('I', end_of_line)
   Fail: (229) [system] char_type('I', end_of_line)
   Call: (229) [system] char_type('I', space)
   Fail: (229) [system] char_type('I', space)
   Call: (229) [system] char_type('I', cntrl)
   Fail: (229) [system] char_type('I', cntrl)
^  Fail: (228) [user] is_like_space('I')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _273074)
   Exit: (227) [system] peek_char((0x55798e5fad60), 'I')
   Call: (227) [system] 'I'=')'
   Fail: (227) [system] 'I'=')'
   Call: (227) [system] 'I'=end_of_file
   Fail: (227) [system] 'I'=end_of_file
^  Call: (227) [user] cont_sexpr(')', (0x55798e5fad60), _278644)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _280502)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'I')
   Call: (229) [system] 'I'=(;)
   Fail: (229) [system] 'I'=(;)
^  Call: (229) [user] is_like_space('I')
   Call: (230) [system] char_type('I', 'white')
   Fail: (230) [system] char_type('I', 'white')
   Call: (230) [system] char_type('I', end_of_line)
   Fail: (230) [system] char_type('I', end_of_line)
   Call: (230) [system] char_type('I', space)
   Fail: (230) [system] char_type('I', space)
   Call: (230) [system] char_type('I', cntrl)
   Fail: (230) [system] char_type('I', cntrl)
^  Fail: (229) [user] is_like_space('I')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] get_char((0x55798e5fad60), _294656)
   Exit: (228) [system] get_char((0x55798e5fad60), 'I')
   Call: (228) [system] 'I'='('
   Fail: (228) [system] 'I'='('
   Call: (228) [system] 'I'='['
   Fail: (228) [system] 'I'='['
   Call: (228) [system] 'I'='{'
   Fail: (228) [system] 'I'='{'
   Call: (228) [system] 'I'='"'
   Fail: (228) [system] 'I'='"'
   Call: (228) [system] 'I'=!
   Fail: (228) [system] 'I'=!
   Call: (228) [system] 'I'='\''
   Fail: (228) [system] 'I'='\''
   Call: (228) [system] 'I'='`'
   Fail: (228) [system] 'I'='`'
   Call: (228) [system] 'I'=end_of_file
   Fail: (228) [system] 'I'=end_of_file
^  Call: (228) [user] read_symbolic(')', (0x55798e5fad60), 'I', _278644)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _312298)
   Call: (230) [system] peek_char((0x55798e5fad60), _313232)
   Exit: (230) [system] peek_char((0x55798e5fad60), m)
^  Call: (230) [user] is_delimiter(m)
   Call: (231) [system] char_type(m, space)
   Fail: (231) [system] char_type(m, space)
   Call: (231) [system] arg(_317952, v('(', ')', end_of_file), m)
   Fail: (231) [system] arg(_318884, v('(', ')', end_of_file), m)
^  Fail: (230) [user] is_delimiter(m)
   Call: (230) [system] ')'==m
   Fail: (230) [system] ')'==m
   Call: (230) [system] get_char((0x55798e5fad60), m)
   Exit: (230) [system] get_char((0x55798e5fad60), m)
   Call: (230) [system] m=(\)
   Fail: (230) [system] m=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _326234)
   Call: (231) [system] peek_char((0x55798e5fad60), _327168)
   Exit: (231) [system] peek_char((0x55798e5fad60), p)
^  Call: (231) [user] is_delimiter(p)
   Call: (232) [system] char_type(p, space)
   Fail: (232) [system] char_type(p, space)
   Call: (232) [system] arg(_331888, v('(', ')', end_of_file), p)
   Fail: (232) [system] arg(_332820, v('(', ')', end_of_file), p)
^  Fail: (231) [user] is_delimiter(p)
   Call: (231) [system] ')'==p
   Fail: (231) [system] ')'==p
   Call: (231) [system] get_char((0x55798e5fad60), p)
   Exit: (231) [system] get_char((0x55798e5fad60), p)
   Call: (231) [system] p=(\)
   Fail: (231) [system] p=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _340170)
   Call: (232) [system] peek_char((0x55798e5fad60), _341104)
   Exit: (232) [system] peek_char((0x55798e5fad60), l)
^  Call: (232) [user] is_delimiter(l)
   Call: (233) [system] char_type(l, space)
   Fail: (233) [system] char_type(l, space)
   Call: (233) [system] arg(_345824, v('(', ')', end_of_file), l)
   Fail: (233) [system] arg(_346756, v('(', ')', end_of_file), l)
^  Fail: (232) [user] is_delimiter(l)
   Call: (232) [system] ')'==l
   Fail: (232) [system] ')'==l
   Call: (232) [system] get_char((0x55798e5fad60), l)
   Exit: (232) [system] get_char((0x55798e5fad60), l)
   Call: (232) [system] l=(\)
   Fail: (232) [system] l=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _354106)
   Call: (233) [system] peek_char((0x55798e5fad60), _355040)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_359760, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_360692, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _368042)
   Call: (234) [system] peek_char((0x55798e5fad60), _368976)
   Exit: (234) [system] peek_char((0x55798e5fad60), c)
^  Call: (234) [user] is_delimiter(c)
   Call: (235) [system] char_type(c, space)
   Fail: (235) [system] char_type(c, space)
   Call: (235) [system] arg(_373696, v('(', ')', end_of_file), c)
   Fail: (235) [system] arg(_374628, v('(', ')', end_of_file), c)
^  Fail: (234) [user] is_delimiter(c)
   Call: (234) [system] ')'==c
   Fail: (234) [system] ')'==c
   Call: (234) [system] get_char((0x55798e5fad60), c)
   Exit: (234) [system] get_char((0x55798e5fad60), c)
   Call: (234) [system] c=(\)
   Fail: (234) [system] c=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _381978)
   Call: (235) [system] peek_char((0x55798e5fad60), _382912)
   Exit: (235) [system] peek_char((0x55798e5fad60), a)
^  Call: (235) [user] is_delimiter(a)
   Call: (236) [system] char_type(a, space)
   Fail: (236) [system] char_type(a, space)
   Call: (236) [system] arg(_387632, v('(', ')', end_of_file), a)
   Fail: (236) [system] arg(_388564, v('(', ')', end_of_file), a)
^  Fail: (235) [user] is_delimiter(a)
   Call: (235) [system] ')'==a
   Fail: (235) [system] ')'==a
   Call: (235) [system] get_char((0x55798e5fad60), a)
   Exit: (235) [system] get_char((0x55798e5fad60), a)
   Call: (235) [system] a=(\)
   Fail: (235) [system] a=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _395914)
   Call: (236) [system] peek_char((0x55798e5fad60), _396848)
   Exit: (236) [system] peek_char((0x55798e5fad60), t)
^  Call: (236) [user] is_delimiter(t)
   Call: (237) [system] char_type(t, space)
   Fail: (237) [system] char_type(t, space)
   Call: (237) [system] arg(_401568, v('(', ')', end_of_file), t)
   Fail: (237) [system] arg(_402500, v('(', ')', end_of_file), t)
^  Fail: (236) [user] is_delimiter(t)
   Call: (236) [system] ')'==t
   Fail: (236) [system] ')'==t
   Call: (236) [system] get_char((0x55798e5fad60), t)
   Exit: (236) [system] get_char((0x55798e5fad60), t)
   Call: (236) [system] t=(\)
   Fail: (236) [system] t=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _409850)
   Call: (237) [system] peek_char((0x55798e5fad60), _410784)
   Exit: (237) [system] peek_char((0x55798e5fad60), i)
^  Call: (237) [user] is_delimiter(i)
   Call: (238) [system] char_type(i, space)
   Fail: (238) [system] char_type(i, space)
   Call: (238) [system] arg(_415504, v('(', ')', end_of_file), i)
   Fail: (238) [system] arg(_416436, v('(', ')', end_of_file), i)
^  Fail: (237) [user] is_delimiter(i)
   Call: (237) [system] ')'==i
   Fail: (237) [system] ')'==i
   Call: (237) [system] get_char((0x55798e5fad60), i)
   Exit: (237) [system] get_char((0x55798e5fad60), i)
   Call: (237) [system] i=(\)
   Fail: (237) [system] i=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _423786)
   Call: (238) [system] peek_char((0x55798e5fad60), _424720)
   Exit: (238) [system] peek_char((0x55798e5fad60), o)
^  Call: (238) [user] is_delimiter(o)
   Call: (239) [system] char_type(o, space)
   Fail: (239) [system] char_type(o, space)
   Call: (239) [system] arg(_429440, v('(', ')', end_of_file), o)
   Fail: (239) [system] arg(_430372, v('(', ')', end_of_file), o)
^  Fail: (238) [user] is_delimiter(o)
   Call: (238) [system] ')'==o
   Fail: (238) [system] ')'==o
   Call: (238) [system] get_char((0x55798e5fad60), o)
   Exit: (238) [system] get_char((0x55798e5fad60), o)
   Call: (238) [system] o=(\)
   Fail: (238) [system] o=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _437722)
   Call: (239) [system] peek_char((0x55798e5fad60), _438656)
   Exit: (239) [system] peek_char((0x55798e5fad60), n)
^  Call: (239) [user] is_delimiter(n)
   Call: (240) [system] char_type(n, space)
   Fail: (240) [system] char_type(n, space)
   Call: (240) [system] arg(_443376, v('(', ')', end_of_file), n)
   Fail: (240) [system] arg(_444308, v('(', ')', end_of_file), n)
^  Fail: (239) [user] is_delimiter(n)
   Call: (239) [system] ')'==n
   Fail: (239) [system] ')'==n
   Call: (239) [system] get_char((0x55798e5fad60), n)
   Exit: (239) [system] get_char((0x55798e5fad60), n)
   Call: (239) [system] n=(\)
   Fail: (239) [system] n=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _451658)
   Call: (240) [system] peek_char((0x55798e5fad60), _452592)
   Exit: (240) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (240) [user] is_delimiter(' ')
   Call: (241) [system] char_type(' ', space)
   Exit: (241) [system] char_type(' ', space)
^  Exit: (240) [user] is_delimiter(' ')
   Call: (240) [system] _451658=[]
   Exit: (240) [system] []=[]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (239) [system] _437722=[n]
   Exit: (239) [system] [n]=[n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (238) [system] _423786=[o, n]
   Exit: (238) [system] [o, n]=[o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (237) [system] _409850=[i, o, n]
   Exit: (237) [system] [i, o, n]=[i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (236) [system] _395914=[t, i, o, n]
   Exit: (236) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (235) [system] _381978=[a, t, i, o, n]
   Exit: (235) [system] [a, t, i, o, n]=[a, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [a, t, i, o, n])
   Call: (234) [system] _368042=[c, a, t, i, o, n]
   Exit: (234) [system] [c, a, t, i, o, n]=[c, a, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, a, t, i, o, n])
   Call: (233) [system] _354106=[i, c, a, t, i, o, n]
   Exit: (233) [system] [i, c, a, t, i, o, n]=[i, c, a, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, c, a, t, i, o, n])
   Call: (232) [system] _340170=[l, i, c, a, t, i, o, n]
   Exit: (232) [system] [l, i, c, a, t, i, o, n]=[l, i, c, a, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [l, i, c, a, t, i, o, n])
   Call: (231) [system] _326234=[p, l, i, c, a, t, i, o, n]
   Exit: (231) [system] [p, l, i, c, a, t, i, o, n]=[p, l, i, c, a, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [p, l, i, c, a, t, i, o, n])
   Call: (230) [system] _312298=[m, p, l, i, c, a, t, i, o, n]
   Exit: (230) [system] [m, p, l, i, c, a, t, i, o, n]=[m, p, l, i, c, a, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [m, p, l, i, c, a, t, i, o, n])
^  Call: (229) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], _278644)
^  Call: (231) [system] setup_call_cleanup('$notrace'(_489842, _489844), once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _278644), _489818, fail)), '$restore_trace'(_489842, _489844))
^  Call: (232) [system] sig_atomic(system:'$notrace'(_489842, _489844))
^  Exit: (231) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['I', m, p, l, i, c, a, t, i, o, n], _278644), _489818, fail)), system:'$restore_trace'(3, -1))
   Call: (230) [system] atomic(_278644)
   Fail: (230) [system] atomic(_278644)
   Call: (230) [system] atom_chars(_278644, ['I', m, p, l, i, c, a, t, i, o, n])
   Exit: (230) [system] atom_chars('Implication', ['I', m, p, l, i, c, a, t, i, o, n])
^  Exit: (229) [user] classify_and_convert_charseq('I', [m, p, l, i, c, a, t, i, o, n], 'Implication')
^  Exit: (228) [user] read_symbolic(')', (0x55798e5fad60), 'I', 'Implication')
^  Exit: (227) [user] cont_sexpr(')', (0x55798e5fad60), 'Implication')
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _499218)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _501076)
   Exit: (229) [system] peek_char((0x55798e5fad60), ' ')
   Call: (229) [system] ' '=(;)
   Fail: (229) [system] ' '=(;)
^  Call: (229) [user] is_like_space(' ')
   Call: (230) [system] char_type(' ', 'white')
   Exit: (230) [system] char_type(' ', 'white')
^  Exit: (229) [user] is_like_space(' ')
   Call: (229) [system] get_char((0x55798e5fad60), _508814)
   Exit: (229) [system] get_char((0x55798e5fad60), ' ')
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _511518)
   Exit: (230) [system] peek_char((0x55798e5fad60), '(')
   Call: (230) [system] '('=(;)
   Fail: (230) [system] '('=(;)
^  Call: (230) [user] is_like_space('(')
   Call: (231) [system] char_type('(', 'white')
   Fail: (231) [system] char_type('(', 'white')
   Call: (231) [system] char_type('(', end_of_line)
   Fail: (231) [system] char_type('(', end_of_line)
   Call: (231) [system] char_type('(', space)
   Fail: (231) [system] char_type('(', space)
   Call: (231) [system] char_type('(', cntrl)
   Fail: (231) [system] char_type('(', cntrl)
^  Fail: (230) [user] is_like_space('(')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _526596)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=')'
   Fail: (228) [system] '('=')'
   Call: (228) [system] '('=end_of_file
   Fail: (228) [system] '('=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _532166)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _534024)
   Exit: (230) [system] peek_char((0x55798e5fad60), '(')
   Call: (230) [system] '('=(;)
   Fail: (230) [system] '('=(;)
^  Call: (230) [user] is_like_space('(')
   Call: (231) [system] char_type('(', 'white')
   Fail: (231) [system] char_type('(', 'white')
   Call: (231) [system] char_type('(', end_of_line)
   Fail: (231) [system] char_type('(', end_of_line)
   Call: (231) [system] char_type('(', space)
   Fail: (231) [system] char_type('(', space)
   Call: (231) [system] char_type('(', cntrl)
   Fail: (231) [system] char_type('(', cntrl)
^  Fail: (230) [user] is_like_space('(')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _548178)
   Exit: (229) [system] get_char((0x55798e5fad60), '(')
   Call: (229) [system] '('='('
   Exit: (229) [system] '('='('
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _532166)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _553748)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'A')
   Call: (231) [system] 'A'=(;)
   Fail: (231) [system] 'A'=(;)
^  Call: (231) [user] is_like_space('A')
   Call: (232) [system] char_type('A', 'white')
   Fail: (232) [system] char_type('A', 'white')
   Call: (232) [system] char_type('A', end_of_line)
   Fail: (232) [system] char_type('A', end_of_line)
   Call: (232) [system] char_type('A', space)
   Fail: (232) [system] char_type('A', space)
   Call: (232) [system] char_type('A', cntrl)
   Fail: (232) [system] char_type('A', cntrl)
^  Fail: (231) [user] is_like_space('A')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _567902)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'=')'
   Fail: (230) [system] 'A'=')'
   Call: (230) [system] 'A'=end_of_file
   Fail: (230) [system] 'A'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _573472)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _575330)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'A')
   Call: (232) [system] 'A'=(;)
   Fail: (232) [system] 'A'=(;)
^  Call: (232) [user] is_like_space('A')
   Call: (233) [system] char_type('A', 'white')
   Fail: (233) [system] char_type('A', 'white')
   Call: (233) [system] char_type('A', end_of_line)
   Fail: (233) [system] char_type('A', end_of_line)
   Call: (233) [system] char_type('A', space)
   Fail: (233) [system] char_type('A', space)
   Call: (233) [system] char_type('A', cntrl)
   Fail: (233) [system] char_type('A', cntrl)
^  Fail: (232) [user] is_like_space('A')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _589484)
   Exit: (231) [system] get_char((0x55798e5fad60), 'A')
   Call: (231) [system] 'A'='('
   Fail: (231) [system] 'A'='('
   Call: (231) [system] 'A'='['
   Fail: (231) [system] 'A'='['
   Call: (231) [system] 'A'='{'
   Fail: (231) [system] 'A'='{'
   Call: (231) [system] 'A'='"'
   Fail: (231) [system] 'A'='"'
   Call: (231) [system] 'A'=!
   Fail: (231) [system] 'A'=!
   Call: (231) [system] 'A'='\''
   Fail: (231) [system] 'A'='\''
   Call: (231) [system] 'A'='`'
   Fail: (231) [system] 'A'='`'
   Call: (231) [system] 'A'=end_of_file
   Fail: (231) [system] 'A'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), 'A', _573472)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _607126)
   Call: (233) [system] peek_char((0x55798e5fad60), _608060)
   Exit: (233) [system] peek_char((0x55798e5fad60), n)
^  Call: (233) [user] is_delimiter(n)
   Call: (234) [system] char_type(n, space)
   Fail: (234) [system] char_type(n, space)
   Call: (234) [system] arg(_612780, v('(', ')', end_of_file), n)
   Fail: (234) [system] arg(_613712, v('(', ')', end_of_file), n)
^  Fail: (233) [user] is_delimiter(n)
   Call: (233) [system] ')'==n
   Fail: (233) [system] ')'==n
   Call: (233) [system] get_char((0x55798e5fad60), n)
   Exit: (233) [system] get_char((0x55798e5fad60), n)
   Call: (233) [system] n=(\)
   Fail: (233) [system] n=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _621062)
   Call: (234) [system] peek_char((0x55798e5fad60), _621996)
   Exit: (234) [system] peek_char((0x55798e5fad60), d)
^  Call: (234) [user] is_delimiter(d)
   Call: (235) [system] char_type(d, space)
   Fail: (235) [system] char_type(d, space)
   Call: (235) [system] arg(_626716, v('(', ')', end_of_file), d)
   Fail: (235) [system] arg(_627648, v('(', ')', end_of_file), d)
^  Fail: (234) [user] is_delimiter(d)
   Call: (234) [system] ')'==d
   Fail: (234) [system] ')'==d
   Call: (234) [system] get_char((0x55798e5fad60), d)
   Exit: (234) [system] get_char((0x55798e5fad60), d)
   Call: (234) [system] d=(\)
   Fail: (234) [system] d=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _634998)
   Call: (235) [system] peek_char((0x55798e5fad60), _635932)
   Exit: (235) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (235) [user] is_delimiter('L')
   Call: (236) [system] char_type('L', space)
   Fail: (236) [system] char_type('L', space)
   Call: (236) [system] arg(_640652, v('(', ')', end_of_file), 'L')
   Fail: (236) [system] arg(_641584, v('(', ')', end_of_file), 'L')
^  Fail: (235) [user] is_delimiter('L')
   Call: (235) [system] ')'=='L'
   Fail: (235) [system] ')'=='L'
   Call: (235) [system] get_char((0x55798e5fad60), 'L')
   Exit: (235) [system] get_char((0x55798e5fad60), 'L')
   Call: (235) [system] 'L'=(\)
   Fail: (235) [system] 'L'=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _648934)
   Call: (236) [system] peek_char((0x55798e5fad60), _649868)
   Exit: (236) [system] peek_char((0x55798e5fad60), i)
^  Call: (236) [user] is_delimiter(i)
   Call: (237) [system] char_type(i, space)
   Fail: (237) [system] char_type(i, space)
   Call: (237) [system] arg(_654588, v('(', ')', end_of_file), i)
   Fail: (237) [system] arg(_655520, v('(', ')', end_of_file), i)
^  Fail: (236) [user] is_delimiter(i)
   Call: (236) [system] ')'==i
   Fail: (236) [system] ')'==i
   Call: (236) [system] get_char((0x55798e5fad60), i)
   Exit: (236) [system] get_char((0x55798e5fad60), i)
   Call: (236) [system] i=(\)
   Fail: (236) [system] i=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _662870)
   Call: (237) [system] peek_char((0x55798e5fad60), _663804)
   Exit: (237) [system] peek_char((0x55798e5fad60), n)
^  Call: (237) [user] is_delimiter(n)
   Call: (238) [system] char_type(n, space)
   Fail: (238) [system] char_type(n, space)
   Call: (238) [system] arg(_668524, v('(', ')', end_of_file), n)
   Fail: (238) [system] arg(_669456, v('(', ')', end_of_file), n)
^  Fail: (237) [user] is_delimiter(n)
   Call: (237) [system] ')'==n
   Fail: (237) [system] ')'==n
   Call: (237) [system] get_char((0x55798e5fad60), n)
   Exit: (237) [system] get_char((0x55798e5fad60), n)
   Call: (237) [system] n=(\)
   Fail: (237) [system] n=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _676806)
   Call: (238) [system] peek_char((0x55798e5fad60), _677740)
   Exit: (238) [system] peek_char((0x55798e5fad60), k)
^  Call: (238) [user] is_delimiter(k)
   Call: (239) [system] char_type(k, space)
   Fail: (239) [system] char_type(k, space)
   Call: (239) [system] arg(_682460, v('(', ')', end_of_file), k)
   Fail: (239) [system] arg(_683392, v('(', ')', end_of_file), k)
^  Fail: (238) [user] is_delimiter(k)
   Call: (238) [system] ')'==k
   Fail: (238) [system] ')'==k
   Call: (238) [system] get_char((0x55798e5fad60), k)
   Exit: (238) [system] get_char((0x55798e5fad60), k)
   Call: (238) [system] k=(\)
   Fail: (238) [system] k=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _690742)
   Call: (239) [system] peek_char((0x55798e5fad60), _691676)
   Exit: (239) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (239) [user] is_delimiter(' ')
   Call: (240) [system] char_type(' ', space)
   Exit: (240) [system] char_type(' ', space)
^  Exit: (239) [user] is_delimiter(' ')
   Call: (239) [system] _690742=[]
   Exit: (239) [system] []=[]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (238) [system] _676806=[k]
   Exit: (238) [system] [k]=[k]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (237) [system] _662870=[n, k]
   Exit: (237) [system] [n, k]=[n, k]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (236) [system] _648934=[i, n, k]
   Exit: (236) [system] [i, n, k]=[i, n, k]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (235) [system] _634998=['L', i, n, k]
   Exit: (235) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (234) [system] _621062=[d, 'L', i, n, k]
   Exit: (234) [system] [d, 'L', i, n, k]=[d, 'L', i, n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, 'L', i, n, k])
   Call: (233) [system] _607126=[n, d, 'L', i, n, k]
   Exit: (233) [system] [n, d, 'L', i, n, k]=[n, d, 'L', i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, d, 'L', i, n, k])
^  Call: (232) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], _573472)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_717750, _717752), once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _573472), _717726, fail)), '$restore_trace'(_717750, _717752))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_717750, _717752))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A', n, d, 'L', i, n, k], _573472), _717726, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_573472)
   Fail: (233) [system] atomic(_573472)
   Call: (233) [system] atom_chars(_573472, ['A', n, d, 'L', i, n, k])
   Exit: (233) [system] atom_chars('AndLink', ['A', n, d, 'L', i, n, k])
^  Exit: (232) [user] classify_and_convert_charseq('A', [n, d, 'L', i, n, k], 'AndLink')
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'AndLink')
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), 'AndLink')
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _727126)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _728984)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
   Call: (232) [system] ' '=(;)
   Fail: (232) [system] ' '=(;)
^  Call: (232) [user] is_like_space(' ')
   Call: (233) [system] char_type(' ', 'white')
   Exit: (233) [system] char_type(' ', 'white')
^  Exit: (232) [user] is_like_space(' ')
   Call: (232) [system] get_char((0x55798e5fad60), _736722)
   Exit: (232) [system] get_char((0x55798e5fad60), ' ')
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _739426)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'A')
   Call: (233) [system] 'A'=(;)
   Fail: (233) [system] 'A'=(;)
^  Call: (233) [user] is_like_space('A')
   Call: (234) [system] char_type('A', 'white')
   Fail: (234) [system] char_type('A', 'white')
   Call: (234) [system] char_type('A', end_of_line)
   Fail: (234) [system] char_type('A', end_of_line)
   Call: (234) [system] char_type('A', space)
   Fail: (234) [system] char_type('A', space)
   Call: (234) [system] char_type('A', cntrl)
   Fail: (234) [system] char_type('A', cntrl)
^  Fail: (233) [user] is_like_space('A')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _754504)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'A')
   Call: (231) [system] 'A'=')'
   Fail: (231) [system] 'A'=')'
   Call: (231) [system] 'A'=end_of_file
   Fail: (231) [system] 'A'=end_of_file
^  Call: (231) [user] cont_sexpr(')', (0x55798e5fad60), _760074)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _761932)
   Exit: (233) [system] peek_char((0x55798e5fad60), 'A')
   Call: (233) [system] 'A'=(;)
   Fail: (233) [system] 'A'=(;)
^  Call: (233) [user] is_like_space('A')
   Call: (234) [system] char_type('A', 'white')
   Fail: (234) [system] char_type('A', 'white')
   Call: (234) [system] char_type('A', end_of_line)
   Fail: (234) [system] char_type('A', end_of_line)
   Call: (234) [system] char_type('A', space)
   Fail: (234) [system] char_type('A', space)
   Call: (234) [system] char_type('A', cntrl)
   Fail: (234) [system] char_type('A', cntrl)
^  Fail: (233) [user] is_like_space('A')
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] get_char((0x55798e5fad60), _776086)
   Exit: (232) [system] get_char((0x55798e5fad60), 'A')
   Call: (232) [system] 'A'='('
   Fail: (232) [system] 'A'='('
   Call: (232) [system] 'A'='['
   Fail: (232) [system] 'A'='['
   Call: (232) [system] 'A'='{'
   Fail: (232) [system] 'A'='{'
   Call: (232) [system] 'A'='"'
   Fail: (232) [system] 'A'='"'
   Call: (232) [system] 'A'=!
   Fail: (232) [system] 'A'=!
   Call: (232) [system] 'A'='\''
   Fail: (232) [system] 'A'='\''
   Call: (232) [system] 'A'='`'
   Fail: (232) [system] 'A'='`'
   Call: (232) [system] 'A'=end_of_file
   Fail: (232) [system] 'A'=end_of_file
^  Call: (232) [user] read_symbolic(')', (0x55798e5fad60), 'A', _760074)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _793728)
   Call: (234) [system] peek_char((0x55798e5fad60), _794662)
   Exit: (234) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (234) [user] is_delimiter(' ')
   Call: (235) [system] char_type(' ', space)
   Exit: (235) [system] char_type(' ', space)
^  Exit: (234) [user] is_delimiter(' ')
   Call: (234) [system] _793728=[]
   Exit: (234) [system] []=[]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (233) [user] classify_and_convert_charseq('A', [], _760074)
^  Call: (235) [system] setup_call_cleanup('$notrace'(_803972, _803974), once(user:catch(read_from_chars(['A'], _760074), _803948, fail)), '$restore_trace'(_803972, _803974))
^  Call: (236) [system] sig_atomic(system:'$notrace'(_803972, _803974))
^  Exit: (235) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _760074), _803948, fail)), system:'$restore_trace'(3, -1))
   Call: (234) [system] atomic(_760074)
   Fail: (234) [system] atomic(_760074)
   Call: (234) [system] atom_chars(_760074, ['A'])
   Exit: (234) [system] atom_chars('A', ['A'])
^  Exit: (233) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (232) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (231) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (231) [user] read_list(')', (0x55798e5fad60), _813348)
^  Call: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _815206)
   Exit: (233) [system] peek_char((0x55798e5fad60), ' ')
   Call: (233) [system] ' '=(;)
   Fail: (233) [system] ' '=(;)
^  Call: (233) [user] is_like_space(' ')
   Call: (234) [system] char_type(' ', 'white')
   Exit: (234) [system] char_type(' ', 'white')
^  Exit: (233) [user] is_like_space(' ')
   Call: (233) [system] get_char((0x55798e5fad60), _822944)
   Exit: (233) [system] get_char((0x55798e5fad60), ' ')
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _825648)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'B')
   Call: (234) [system] 'B'=(;)
   Fail: (234) [system] 'B'=(;)
^  Call: (234) [user] is_like_space('B')
   Call: (235) [system] char_type('B', 'white')
   Fail: (235) [system] char_type('B', 'white')
   Call: (235) [system] char_type('B', end_of_line)
   Fail: (235) [system] char_type('B', end_of_line)
   Call: (235) [system] char_type('B', space)
   Fail: (235) [system] char_type('B', space)
   Call: (235) [system] char_type('B', cntrl)
   Fail: (235) [system] char_type('B', cntrl)
^  Fail: (234) [user] is_like_space('B')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
^  Exit: (232) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _840726)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'B')
   Call: (232) [system] 'B'=')'
   Fail: (232) [system] 'B'=')'
   Call: (232) [system] 'B'=end_of_file
   Fail: (232) [system] 'B'=end_of_file
^  Call: (232) [user] cont_sexpr(')', (0x55798e5fad60), _846296)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _848154)
   Exit: (234) [system] peek_char((0x55798e5fad60), 'B')
   Call: (234) [system] 'B'=(;)
   Fail: (234) [system] 'B'=(;)
^  Call: (234) [user] is_like_space('B')
   Call: (235) [system] char_type('B', 'white')
   Fail: (235) [system] char_type('B', 'white')
   Call: (235) [system] char_type('B', end_of_line)
   Fail: (235) [system] char_type('B', end_of_line)
   Call: (235) [system] char_type('B', space)
   Fail: (235) [system] char_type('B', space)
   Call: (235) [system] char_type('B', cntrl)
   Fail: (235) [system] char_type('B', cntrl)
^  Fail: (234) [user] is_like_space('B')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] get_char((0x55798e5fad60), _862308)
   Exit: (233) [system] get_char((0x55798e5fad60), 'B')
   Call: (233) [system] 'B'='('
   Fail: (233) [system] 'B'='('
   Call: (233) [system] 'B'='['
   Fail: (233) [system] 'B'='['
   Call: (233) [system] 'B'='{'
   Fail: (233) [system] 'B'='{'
   Call: (233) [system] 'B'='"'
   Fail: (233) [system] 'B'='"'
   Call: (233) [system] 'B'=!
   Fail: (233) [system] 'B'=!
   Call: (233) [system] 'B'='\''
   Fail: (233) [system] 'B'='\''
   Call: (233) [system] 'B'='`'
   Fail: (233) [system] 'B'='`'
   Call: (233) [system] 'B'=end_of_file
   Fail: (233) [system] 'B'=end_of_file
^  Call: (233) [user] read_symbolic(')', (0x55798e5fad60), 'B', _846296)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _879950)
   Call: (235) [system] peek_char((0x55798e5fad60), _880884)
   Exit: (235) [system] peek_char((0x55798e5fad60), ')')
^  Call: (235) [user] is_delimiter(')')
   Call: (236) [system] char_type(')', space)
   Fail: (236) [system] char_type(')', space)
   Call: (236) [system] arg(_885604, v('(', ')', end_of_file), ')')
   Exit: (236) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (235) [user] is_delimiter(')')
   Call: (235) [system] _879950=[]
   Exit: (235) [system] []=[]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (234) [user] classify_and_convert_charseq('B', [], _846296)
^  Call: (236) [system] setup_call_cleanup('$notrace'(_892066, _892068), once(user:catch(read_from_chars(['B'], _846296), _892042, fail)), '$restore_trace'(_892066, _892068))
^  Call: (237) [system] sig_atomic(system:'$notrace'(_892066, _892068))
^  Exit: (236) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['B'], _846296), _892042, fail)), system:'$restore_trace'(3, -1))
   Call: (235) [system] atomic(_846296)
   Fail: (235) [system] atomic(_846296)
   Call: (235) [system] atom_chars(_846296, ['B'])
   Exit: (235) [system] atom_chars('B', ['B'])
^  Exit: (234) [user] classify_and_convert_charseq('B', [], 'B')
^  Exit: (233) [user] read_symbolic(')', (0x55798e5fad60), 'B', 'B')
^  Exit: (232) [user] cont_sexpr(')', (0x55798e5fad60), 'B')
^  Call: (232) [user] read_list(')', (0x55798e5fad60), _901442)
^  Call: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (234) [system] peek_char((0x55798e5fad60), _903300)
   Exit: (234) [system] peek_char((0x55798e5fad60), ')')
   Call: (234) [system] ')'=(;)
   Fail: (234) [system] ')'=(;)
^  Call: (234) [user] is_like_space(')')
   Call: (235) [system] char_type(')', 'white')
   Fail: (235) [system] char_type(')', 'white')
   Call: (235) [system] char_type(')', end_of_line)
   Fail: (235) [system] char_type(')', end_of_line)
   Call: (235) [system] char_type(')', space)
   Fail: (235) [system] char_type(')', space)
   Call: (235) [system] char_type(')', cntrl)
   Fail: (235) [system] char_type(')', cntrl)
^  Fail: (234) [user] is_like_space(')')
^  Exit: (233) [user] skip_spaces((0x55798e5fad60))
   Call: (233) [system] peek_char((0x55798e5fad60), _917454)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
   Call: (233) [system] ')'=')'
   Exit: (233) [system] ')'=')'
   Call: (233) [system] get_char((0x55798e5fad60), _921244)
   Exit: (233) [system] get_char((0x55798e5fad60), ')')
   Call: (233) [system] _901442=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_list(')', (0x55798e5fad60), [])
   Call: (232) [system] _813348=['B']
   Exit: (232) [system] ['B']=['B']
^  Exit: (231) [user] read_list(')', (0x55798e5fad60), ['B'])
   Call: (231) [system] _727126=['A', 'B']
   Exit: (231) [system] ['A', 'B']=['A', 'B']
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), ['A', 'B'])
   Call: (230) [system] _532166=['AndLink', 'A', 'B']
   Exit: (230) [system] ['AndLink', 'A', 'B']=['AndLink', 'A', 'B']
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), ['AndLink', 'A', 'B'])
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _935126)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _936984)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _944722)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _947426)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'C')
   Call: (231) [system] 'C'=(;)
   Fail: (231) [system] 'C'=(;)
^  Call: (231) [user] is_like_space('C')
   Call: (232) [system] char_type('C', 'white')
   Fail: (232) [system] char_type('C', 'white')
   Call: (232) [system] char_type('C', end_of_line)
   Fail: (232) [system] char_type('C', end_of_line)
   Call: (232) [system] char_type('C', space)
   Fail: (232) [system] char_type('C', space)
   Call: (232) [system] char_type('C', cntrl)
   Fail: (232) [system] char_type('C', cntrl)
^  Fail: (231) [user] is_like_space('C')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _962504)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'C')
   Call: (229) [system] 'C'=')'
   Fail: (229) [system] 'C'=')'
   Call: (229) [system] 'C'=end_of_file
   Fail: (229) [system] 'C'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _968074)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _969932)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'C')
   Call: (231) [system] 'C'=(;)
   Fail: (231) [system] 'C'=(;)
^  Call: (231) [user] is_like_space('C')
   Call: (232) [system] char_type('C', 'white')
   Fail: (232) [system] char_type('C', 'white')
   Call: (232) [system] char_type('C', end_of_line)
   Fail: (232) [system] char_type('C', end_of_line)
   Call: (232) [system] char_type('C', space)
   Fail: (232) [system] char_type('C', space)
   Call: (232) [system] char_type('C', cntrl)
   Fail: (232) [system] char_type('C', cntrl)
^  Fail: (231) [user] is_like_space('C')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _984086)
   Exit: (230) [system] get_char((0x55798e5fad60), 'C')
   Call: (230) [system] 'C'='('
   Fail: (230) [system] 'C'='('
   Call: (230) [system] 'C'='['
   Fail: (230) [system] 'C'='['
   Call: (230) [system] 'C'='{'
   Fail: (230) [system] 'C'='{'
   Call: (230) [system] 'C'='"'
   Fail: (230) [system] 'C'='"'
   Call: (230) [system] 'C'=!
   Fail: (230) [system] 'C'=!
   Call: (230) [system] 'C'='\''
   Fail: (230) [system] 'C'='\''
   Call: (230) [system] 'C'='`'
   Fail: (230) [system] 'C'='`'
   Call: (230) [system] 'C'=end_of_file
   Fail: (230) [system] 'C'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'C', _968074)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1001728)
   Call: (232) [system] peek_char((0x55798e5fad60), _1002662)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
^  Call: (232) [user] is_delimiter(')')
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] arg(_1007382, v('(', ')', end_of_file), ')')
   Exit: (233) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (232) [user] is_delimiter(')')
   Call: (232) [system] _1001728=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (231) [user] classify_and_convert_charseq('C', [], _968074)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_1013844, _1013846), once(user:catch(read_from_chars(['C'], _968074), _1013820, fail)), '$restore_trace'(_1013844, _1013846))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_1013844, _1013846))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['C'], _968074), _1013820, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_968074)
   Fail: (232) [system] atomic(_968074)
   Call: (232) [system] atom_chars(_968074, ['C'])
   Exit: (232) [system] atom_chars('C', ['C'])
^  Exit: (231) [user] classify_and_convert_charseq('C', [], 'C')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'C', 'C')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'C')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _1023220)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1025078)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=(;)
   Fail: (231) [system] ')'=(;)
^  Call: (231) [user] is_like_space(')')
   Call: (232) [system] char_type(')', 'white')
   Fail: (232) [system] char_type(')', 'white')
   Call: (232) [system] char_type(')', end_of_line)
   Fail: (232) [system] char_type(')', end_of_line)
   Call: (232) [system] char_type(')', space)
   Fail: (232) [system] char_type(')', space)
   Call: (232) [system] char_type(')', cntrl)
   Fail: (232) [system] char_type(')', cntrl)
^  Fail: (231) [user] is_like_space(')')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1039232)
   Exit: (230) [system] peek_char((0x55798e5fad60), ')')
   Call: (230) [system] ')'=')'
   Exit: (230) [system] ')'=')'
   Call: (230) [system] get_char((0x55798e5fad60), _1043022)
   Exit: (230) [system] get_char((0x55798e5fad60), ')')
   Call: (230) [system] _1023220=[]
   Exit: (230) [system] []=[]
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), [])
   Call: (229) [system] _935126=['C']
   Exit: (229) [system] ['C']=['C']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['C'])
   Call: (228) [system] _499218=[['AndLink', 'A', 'B'], 'C']
   Exit: (228) [system] [['AndLink', 'A', 'B'], 'C']=[['AndLink', 'A', 'B'], 'C']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), [['AndLink', 'A', 'B'], 'C'])
   Call: (227) [system] _237338=['Implication', ['AndLink', 'A', 'B'], 'C']
   Exit: (227) [system] ['Implication', ['AndLink', 'A', 'B'], 'C']=['Implication', ['AndLink', 'A', 'B'], 'C']
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Exit: (225) [user] cont_sexpr(')', (0x55798e5fad60), ['Implication', ['AndLink', 'A', 'B'], 'C'])
^  Call: (225) [user] read_list(')', (0x55798e5fad60), _1056904)
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1058762)
   Exit: (227) [system] peek_char((0x55798e5fad60), ' ')
   Call: (227) [system] ' '=(;)
   Fail: (227) [system] ' '=(;)
^  Call: (227) [user] is_like_space(' ')
   Call: (228) [system] char_type(' ', 'white')
   Exit: (228) [system] char_type(' ', 'white')
^  Exit: (227) [user] is_like_space(' ')
   Call: (227) [system] get_char((0x55798e5fad60), _1066500)
   Exit: (227) [system] get_char((0x55798e5fad60), ' ')
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1069204)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1084282)
   Exit: (226) [system] peek_char((0x55798e5fad60), '(')
   Call: (226) [system] '('=')'
   Fail: (226) [system] '('=')'
   Call: (226) [system] '('=end_of_file
   Fail: (226) [system] '('=end_of_file
^  Call: (226) [user] cont_sexpr(')', (0x55798e5fad60), _1089852)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1091710)
   Exit: (228) [system] peek_char((0x55798e5fad60), '(')
   Call: (228) [system] '('=(;)
   Fail: (228) [system] '('=(;)
^  Call: (228) [user] is_like_space('(')
   Call: (229) [system] char_type('(', 'white')
   Fail: (229) [system] char_type('(', 'white')
   Call: (229) [system] char_type('(', end_of_line)
   Fail: (229) [system] char_type('(', end_of_line)
   Call: (229) [system] char_type('(', space)
   Fail: (229) [system] char_type('(', space)
   Call: (229) [system] char_type('(', cntrl)
   Fail: (229) [system] char_type('(', cntrl)
^  Fail: (228) [user] is_like_space('(')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] get_char((0x55798e5fad60), _1105864)
   Exit: (227) [system] get_char((0x55798e5fad60), '(')
   Call: (227) [system] '('='('
   Exit: (227) [system] '('='('
^  Call: (227) [user] read_list(')', (0x55798e5fad60), _1089852)
^  Call: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1111434)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'O')
   Call: (229) [system] 'O'=(;)
   Fail: (229) [system] 'O'=(;)
^  Call: (229) [user] is_like_space('O')
   Call: (230) [system] char_type('O', 'white')
   Fail: (230) [system] char_type('O', 'white')
   Call: (230) [system] char_type('O', end_of_line)
   Fail: (230) [system] char_type('O', end_of_line)
   Call: (230) [system] char_type('O', space)
   Fail: (230) [system] char_type('O', space)
   Call: (230) [system] char_type('O', cntrl)
   Fail: (230) [system] char_type('O', cntrl)
^  Fail: (229) [user] is_like_space('O')
^  Exit: (228) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1125588)
   Exit: (228) [system] peek_char((0x55798e5fad60), 'O')
   Call: (228) [system] 'O'=')'
   Fail: (228) [system] 'O'=')'
   Call: (228) [system] 'O'=end_of_file
   Fail: (228) [system] 'O'=end_of_file
^  Call: (228) [user] cont_sexpr(')', (0x55798e5fad60), _1131158)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1133016)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'O')
   Call: (230) [system] 'O'=(;)
   Fail: (230) [system] 'O'=(;)
^  Call: (230) [user] is_like_space('O')
   Call: (231) [system] char_type('O', 'white')
   Fail: (231) [system] char_type('O', 'white')
   Call: (231) [system] char_type('O', end_of_line)
   Fail: (231) [system] char_type('O', end_of_line)
   Call: (231) [system] char_type('O', space)
   Fail: (231) [system] char_type('O', space)
   Call: (231) [system] char_type('O', cntrl)
   Fail: (231) [system] char_type('O', cntrl)
^  Fail: (230) [user] is_like_space('O')
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] get_char((0x55798e5fad60), _1147170)
   Exit: (229) [system] get_char((0x55798e5fad60), 'O')
   Call: (229) [system] 'O'='('
   Fail: (229) [system] 'O'='('
   Call: (229) [system] 'O'='['
   Fail: (229) [system] 'O'='['
   Call: (229) [system] 'O'='{'
   Fail: (229) [system] 'O'='{'
   Call: (229) [system] 'O'='"'
   Fail: (229) [system] 'O'='"'
   Call: (229) [system] 'O'=!
   Fail: (229) [system] 'O'=!
   Call: (229) [system] 'O'='\''
   Fail: (229) [system] 'O'='\''
   Call: (229) [system] 'O'='`'
   Fail: (229) [system] 'O'='`'
   Call: (229) [system] 'O'=end_of_file
   Fail: (229) [system] 'O'=end_of_file
^  Call: (229) [user] read_symbolic(')', (0x55798e5fad60), 'O', _1131158)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1164812)
   Call: (231) [system] peek_char((0x55798e5fad60), _1165746)
   Exit: (231) [system] peek_char((0x55798e5fad60), r)
^  Call: (231) [user] is_delimiter(r)
   Call: (232) [system] char_type(r, space)
   Fail: (232) [system] char_type(r, space)
   Call: (232) [system] arg(_1170466, v('(', ')', end_of_file), r)
   Fail: (232) [system] arg(_1171398, v('(', ')', end_of_file), r)
^  Fail: (231) [user] is_delimiter(r)
   Call: (231) [system] ')'==r
   Fail: (231) [system] ')'==r
   Call: (231) [system] get_char((0x55798e5fad60), r)
   Exit: (231) [system] get_char((0x55798e5fad60), r)
   Call: (231) [system] r=(\)
   Fail: (231) [system] r=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1178748)
   Call: (232) [system] peek_char((0x55798e5fad60), _1179682)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'L')
^  Call: (232) [user] is_delimiter('L')
   Call: (233) [system] char_type('L', space)
   Fail: (233) [system] char_type('L', space)
   Call: (233) [system] arg(_1184402, v('(', ')', end_of_file), 'L')
   Fail: (233) [system] arg(_1185334, v('(', ')', end_of_file), 'L')
^  Fail: (232) [user] is_delimiter('L')
   Call: (232) [system] ')'=='L'
   Fail: (232) [system] ')'=='L'
   Call: (232) [system] get_char((0x55798e5fad60), 'L')
   Exit: (232) [system] get_char((0x55798e5fad60), 'L')
   Call: (232) [system] 'L'=(\)
   Fail: (232) [system] 'L'=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1192684)
   Call: (233) [system] peek_char((0x55798e5fad60), _1193618)
   Exit: (233) [system] peek_char((0x55798e5fad60), i)
^  Call: (233) [user] is_delimiter(i)
   Call: (234) [system] char_type(i, space)
   Fail: (234) [system] char_type(i, space)
   Call: (234) [system] arg(_1198338, v('(', ')', end_of_file), i)
   Fail: (234) [system] arg(_1199270, v('(', ')', end_of_file), i)
^  Fail: (233) [user] is_delimiter(i)
   Call: (233) [system] ')'==i
   Fail: (233) [system] ')'==i
   Call: (233) [system] get_char((0x55798e5fad60), i)
   Exit: (233) [system] get_char((0x55798e5fad60), i)
   Call: (233) [system] i=(\)
   Fail: (233) [system] i=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1206620)
   Call: (234) [system] peek_char((0x55798e5fad60), _1207554)
   Exit: (234) [system] peek_char((0x55798e5fad60), n)
^  Call: (234) [user] is_delimiter(n)
   Call: (235) [system] char_type(n, space)
   Fail: (235) [system] char_type(n, space)
   Call: (235) [system] arg(_1212274, v('(', ')', end_of_file), n)
   Fail: (235) [system] arg(_1213206, v('(', ')', end_of_file), n)
^  Fail: (234) [user] is_delimiter(n)
   Call: (234) [system] ')'==n
   Fail: (234) [system] ')'==n
   Call: (234) [system] get_char((0x55798e5fad60), n)
   Exit: (234) [system] get_char((0x55798e5fad60), n)
   Call: (234) [system] n=(\)
   Fail: (234) [system] n=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1220556)
   Call: (235) [system] peek_char((0x55798e5fad60), _1221490)
   Exit: (235) [system] peek_char((0x55798e5fad60), k)
^  Call: (235) [user] is_delimiter(k)
   Call: (236) [system] char_type(k, space)
   Fail: (236) [system] char_type(k, space)
   Call: (236) [system] arg(_1226210, v('(', ')', end_of_file), k)
   Fail: (236) [system] arg(_1227142, v('(', ')', end_of_file), k)
^  Fail: (235) [user] is_delimiter(k)
   Call: (235) [system] ')'==k
   Fail: (235) [system] ')'==k
   Call: (235) [system] get_char((0x55798e5fad60), k)
   Exit: (235) [system] get_char((0x55798e5fad60), k)
   Call: (235) [system] k=(\)
   Fail: (235) [system] k=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1234492)
   Call: (236) [system] peek_char((0x55798e5fad60), _1235426)
   Exit: (236) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (236) [user] is_delimiter(' ')
   Call: (237) [system] char_type(' ', space)
   Exit: (237) [system] char_type(' ', space)
^  Exit: (236) [user] is_delimiter(' ')
   Call: (236) [system] _1234492=[]
   Exit: (236) [system] []=[]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (235) [system] _1220556=[k]
   Exit: (235) [system] [k]=[k]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [k])
   Call: (234) [system] _1206620=[n, k]
   Exit: (234) [system] [n, k]=[n, k]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, k])
   Call: (233) [system] _1192684=[i, n, k]
   Exit: (233) [system] [i, n, k]=[i, n, k]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, n, k])
   Call: (232) [system] _1178748=['L', i, n, k]
   Exit: (232) [system] ['L', i, n, k]=['L', i, n, k]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), ['L', i, n, k])
   Call: (231) [system] _1164812=[r, 'L', i, n, k]
   Exit: (231) [system] [r, 'L', i, n, k]=[r, 'L', i, n, k]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, 'L', i, n, k])
^  Call: (230) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], _1131158)
^  Call: (232) [system] setup_call_cleanup('$notrace'(_1258706, _1258708), once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1131158), _1258682, fail)), '$restore_trace'(_1258706, _1258708))
^  Call: (233) [system] sig_atomic(system:'$notrace'(_1258706, _1258708))
^  Exit: (232) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['O', r, 'L', i, n, k], _1131158), _1258682, fail)), system:'$restore_trace'(3, -1))
   Call: (231) [system] atomic(_1131158)
   Fail: (231) [system] atomic(_1131158)
   Call: (231) [system] atom_chars(_1131158, ['O', r, 'L', i, n, k])
   Exit: (231) [system] atom_chars('OrLink', ['O', r, 'L', i, n, k])
^  Exit: (230) [user] classify_and_convert_charseq('O', [r, 'L', i, n, k], 'OrLink')
^  Exit: (229) [user] read_symbolic(')', (0x55798e5fad60), 'O', 'OrLink')
^  Exit: (228) [user] cont_sexpr(')', (0x55798e5fad60), 'OrLink')
^  Call: (228) [user] read_list(')', (0x55798e5fad60), _1268082)
^  Call: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1269940)
   Exit: (230) [system] peek_char((0x55798e5fad60), ' ')
   Call: (230) [system] ' '=(;)
   Fail: (230) [system] ' '=(;)
^  Call: (230) [user] is_like_space(' ')
   Call: (231) [system] char_type(' ', 'white')
   Exit: (231) [system] char_type(' ', 'white')
^  Exit: (230) [user] is_like_space(' ')
   Call: (230) [system] get_char((0x55798e5fad60), _1277678)
   Exit: (230) [system] get_char((0x55798e5fad60), ' ')
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1280382)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'A')
   Call: (231) [system] 'A'=(;)
   Fail: (231) [system] 'A'=(;)
^  Call: (231) [user] is_like_space('A')
   Call: (232) [system] char_type('A', 'white')
   Fail: (232) [system] char_type('A', 'white')
   Call: (232) [system] char_type('A', end_of_line)
   Fail: (232) [system] char_type('A', end_of_line)
   Call: (232) [system] char_type('A', space)
   Fail: (232) [system] char_type('A', space)
   Call: (232) [system] char_type('A', cntrl)
   Fail: (232) [system] char_type('A', cntrl)
^  Fail: (231) [user] is_like_space('A')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
^  Exit: (229) [user] skip_spaces((0x55798e5fad60))
   Call: (229) [system] peek_char((0x55798e5fad60), _1295460)
   Exit: (229) [system] peek_char((0x55798e5fad60), 'A')
   Call: (229) [system] 'A'=')'
   Fail: (229) [system] 'A'=')'
   Call: (229) [system] 'A'=end_of_file
   Fail: (229) [system] 'A'=end_of_file
^  Call: (229) [user] cont_sexpr(')', (0x55798e5fad60), _1301030)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1302888)
   Exit: (231) [system] peek_char((0x55798e5fad60), 'A')
   Call: (231) [system] 'A'=(;)
   Fail: (231) [system] 'A'=(;)
^  Call: (231) [user] is_like_space('A')
   Call: (232) [system] char_type('A', 'white')
   Fail: (232) [system] char_type('A', 'white')
   Call: (232) [system] char_type('A', end_of_line)
   Fail: (232) [system] char_type('A', end_of_line)
   Call: (232) [system] char_type('A', space)
   Fail: (232) [system] char_type('A', space)
   Call: (232) [system] char_type('A', cntrl)
   Fail: (232) [system] char_type('A', cntrl)
^  Fail: (231) [user] is_like_space('A')
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] get_char((0x55798e5fad60), _1317042)
   Exit: (230) [system] get_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'='('
   Fail: (230) [system] 'A'='('
   Call: (230) [system] 'A'='['
   Fail: (230) [system] 'A'='['
   Call: (230) [system] 'A'='{'
   Fail: (230) [system] 'A'='{'
   Call: (230) [system] 'A'='"'
   Fail: (230) [system] 'A'='"'
   Call: (230) [system] 'A'=!
   Fail: (230) [system] 'A'=!
   Call: (230) [system] 'A'='\''
   Fail: (230) [system] 'A'='\''
   Call: (230) [system] 'A'='`'
   Fail: (230) [system] 'A'='`'
   Call: (230) [system] 'A'=end_of_file
   Fail: (230) [system] 'A'=end_of_file
^  Call: (230) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1301030)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1334684)
   Call: (232) [system] peek_char((0x55798e5fad60), _1335618)
   Exit: (232) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (232) [user] is_delimiter(' ')
   Call: (233) [system] char_type(' ', space)
   Exit: (233) [system] char_type(' ', space)
^  Exit: (232) [user] is_delimiter(' ')
   Call: (232) [system] _1334684=[]
   Exit: (232) [system] []=[]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (231) [user] classify_and_convert_charseq('A', [], _1301030)
^  Call: (233) [system] setup_call_cleanup('$notrace'(_1344928, _1344930), once(user:catch(read_from_chars(['A'], _1301030), _1344904, fail)), '$restore_trace'(_1344928, _1344930))
^  Call: (234) [system] sig_atomic(system:'$notrace'(_1344928, _1344930))
^  Exit: (233) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1301030), _1344904, fail)), system:'$restore_trace'(3, -1))
   Call: (232) [system] atomic(_1301030)
   Fail: (232) [system] atomic(_1301030)
   Call: (232) [system] atom_chars(_1301030, ['A'])
   Exit: (232) [system] atom_chars('A', ['A'])
^  Exit: (231) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (230) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (229) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (229) [user] read_list(')', (0x55798e5fad60), _1354304)
^  Call: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1356162)
   Exit: (231) [system] peek_char((0x55798e5fad60), ' ')
   Call: (231) [system] ' '=(;)
   Fail: (231) [system] ' '=(;)
^  Call: (231) [user] is_like_space(' ')
   Call: (232) [system] char_type(' ', 'white')
   Exit: (232) [system] char_type(' ', 'white')
^  Exit: (231) [user] is_like_space(' ')
   Call: (231) [system] get_char((0x55798e5fad60), _1363900)
   Exit: (231) [system] get_char((0x55798e5fad60), ' ')
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1366604)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'A')
   Call: (232) [system] 'A'=(;)
   Fail: (232) [system] 'A'=(;)
^  Call: (232) [user] is_like_space('A')
   Call: (233) [system] char_type('A', 'white')
   Fail: (233) [system] char_type('A', 'white')
   Call: (233) [system] char_type('A', end_of_line)
   Fail: (233) [system] char_type('A', end_of_line)
   Call: (233) [system] char_type('A', space)
   Fail: (233) [system] char_type('A', space)
   Call: (233) [system] char_type('A', cntrl)
   Fail: (233) [system] char_type('A', cntrl)
^  Fail: (232) [user] is_like_space('A')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
^  Exit: (230) [user] skip_spaces((0x55798e5fad60))
   Call: (230) [system] peek_char((0x55798e5fad60), _1381682)
   Exit: (230) [system] peek_char((0x55798e5fad60), 'A')
   Call: (230) [system] 'A'=')'
   Fail: (230) [system] 'A'=')'
   Call: (230) [system] 'A'=end_of_file
   Fail: (230) [system] 'A'=end_of_file
^  Call: (230) [user] cont_sexpr(')', (0x55798e5fad60), _1387252)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1389110)
   Exit: (232) [system] peek_char((0x55798e5fad60), 'A')
   Call: (232) [system] 'A'=(;)
   Fail: (232) [system] 'A'=(;)
^  Call: (232) [user] is_like_space('A')
   Call: (233) [system] char_type('A', 'white')
   Fail: (233) [system] char_type('A', 'white')
   Call: (233) [system] char_type('A', end_of_line)
   Fail: (233) [system] char_type('A', end_of_line)
   Call: (233) [system] char_type('A', space)
   Fail: (233) [system] char_type('A', space)
   Call: (233) [system] char_type('A', cntrl)
   Fail: (233) [system] char_type('A', cntrl)
^  Fail: (232) [user] is_like_space('A')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] get_char((0x55798e5fad60), _1403264)
   Exit: (231) [system] get_char((0x55798e5fad60), 'A')
   Call: (231) [system] 'A'='('
   Fail: (231) [system] 'A'='('
   Call: (231) [system] 'A'='['
   Fail: (231) [system] 'A'='['
   Call: (231) [system] 'A'='{'
   Fail: (231) [system] 'A'='{'
   Call: (231) [system] 'A'='"'
   Fail: (231) [system] 'A'='"'
   Call: (231) [system] 'A'=!
   Fail: (231) [system] 'A'=!
   Call: (231) [system] 'A'='\''
   Fail: (231) [system] 'A'='\''
   Call: (231) [system] 'A'='`'
   Fail: (231) [system] 'A'='`'
   Call: (231) [system] 'A'=end_of_file
   Fail: (231) [system] 'A'=end_of_file
^  Call: (231) [user] read_symbolic(')', (0x55798e5fad60), 'A', _1387252)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1420906)
   Call: (233) [system] peek_char((0x55798e5fad60), _1421840)
   Exit: (233) [system] peek_char((0x55798e5fad60), ')')
^  Call: (233) [user] is_delimiter(')')
   Call: (234) [system] char_type(')', space)
   Fail: (234) [system] char_type(')', space)
   Call: (234) [system] arg(_1426560, v('(', ')', end_of_file), ')')
   Exit: (234) [system] arg(2, v('(', ')', end_of_file), ')')
^  Exit: (233) [user] is_delimiter(')')
   Call: (233) [system] _1420906=[]
   Exit: (233) [system] []=[]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (232) [user] classify_and_convert_charseq('A', [], _1387252)
^  Call: (234) [system] setup_call_cleanup('$notrace'(_1433022, _1433024), once(user:catch(read_from_chars(['A'], _1387252), _1432998, fail)), '$restore_trace'(_1433022, _1433024))
^  Call: (235) [system] sig_atomic(system:'$notrace'(_1433022, _1433024))
^  Exit: (234) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['A'], _1387252), _1432998, fail)), system:'$restore_trace'(3, -1))
   Call: (233) [system] atomic(_1387252)
   Fail: (233) [system] atomic(_1387252)
   Call: (233) [system] atom_chars(_1387252, ['A'])
   Exit: (233) [system] atom_chars('A', ['A'])
^  Exit: (232) [user] classify_and_convert_charseq('A', [], 'A')
^  Exit: (231) [user] read_symbolic(')', (0x55798e5fad60), 'A', 'A')
^  Exit: (230) [user] cont_sexpr(')', (0x55798e5fad60), 'A')
^  Call: (230) [user] read_list(')', (0x55798e5fad60), _1442398)
^  Call: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (232) [system] peek_char((0x55798e5fad60), _1444256)
   Exit: (232) [system] peek_char((0x55798e5fad60), ')')
   Call: (232) [system] ')'=(;)
   Fail: (232) [system] ')'=(;)
^  Call: (232) [user] is_like_space(')')
   Call: (233) [system] char_type(')', 'white')
   Fail: (233) [system] char_type(')', 'white')
   Call: (233) [system] char_type(')', end_of_line)
   Fail: (233) [system] char_type(')', end_of_line)
   Call: (233) [system] char_type(')', space)
   Fail: (233) [system] char_type(')', space)
   Call: (233) [system] char_type(')', cntrl)
   Fail: (233) [system] char_type(')', cntrl)
^  Fail: (232) [user] is_like_space(')')
^  Exit: (231) [user] skip_spaces((0x55798e5fad60))
   Call: (231) [system] peek_char((0x55798e5fad60), _1458410)
   Exit: (231) [system] peek_char((0x55798e5fad60), ')')
   Call: (231) [system] ')'=')'
   Exit: (231) [system] ')'=')'
   Call: (231) [system] get_char((0x55798e5fad60), _1462200)
   Exit: (231) [system] get_char((0x55798e5fad60), ')')
   Call: (231) [system] _1442398=[]
   Exit: (231) [system] []=[]
^  Exit: (230) [user] read_list(')', (0x55798e5fad60), [])
   Call: (230) [system] _1354304=['A']
   Exit: (230) [system] ['A']=['A']
^  Exit: (229) [user] read_list(')', (0x55798e5fad60), ['A'])
   Call: (229) [system] _1268082=['A', 'A']
   Exit: (229) [system] ['A', 'A']=['A', 'A']
^  Exit: (228) [user] read_list(')', (0x55798e5fad60), ['A', 'A'])
   Call: (228) [system] _1089852=['OrLink', 'A', 'A']
   Exit: (228) [system] ['OrLink', 'A', 'A']=['OrLink', 'A', 'A']
^  Exit: (227) [user] read_list(')', (0x55798e5fad60), ['OrLink', 'A', 'A'])
^  Exit: (226) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', 'A', 'A'])
^  Call: (226) [user] read_list(')', (0x55798e5fad60), _1476082)
^  Call: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (228) [system] peek_char((0x55798e5fad60), _1477940)
   Exit: (228) [system] peek_char((0x55798e5fad60), ')')
   Call: (228) [system] ')'=(;)
   Fail: (228) [system] ')'=(;)
^  Call: (228) [user] is_like_space(')')
   Call: (229) [system] char_type(')', 'white')
   Fail: (229) [system] char_type(')', 'white')
   Call: (229) [system] char_type(')', end_of_line)
   Fail: (229) [system] char_type(')', end_of_line)
   Call: (229) [system] char_type(')', space)
   Fail: (229) [system] char_type(')', space)
   Call: (229) [system] char_type(')', cntrl)
   Fail: (229) [system] char_type(')', cntrl)
^  Fail: (228) [user] is_like_space(')')
^  Exit: (227) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _1492094)
   Exit: (227) [system] peek_char((0x55798e5fad60), ')')
   Call: (227) [system] ')'=')'
   Exit: (227) [system] ')'=')'
   Call: (227) [system] get_char((0x55798e5fad60), _1495884)
   Exit: (227) [system] get_char((0x55798e5fad60), ')')
   Call: (227) [system] _1476082=[]
   Exit: (227) [system] []=[]
^  Exit: (226) [user] read_list(')', (0x55798e5fad60), [])
   Call: (226) [system] _1056904=[['OrLink', 'A', 'A']]
   Exit: (226) [system] [['OrLink', 'A', 'A']]=[['OrLink', 'A', 'A']]
^  Exit: (225) [user] read_list(')', (0x55798e5fad60), [['OrLink', 'A', 'A']])
   Call: (225) [system] _204390=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]
   Exit: (225) [system] [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]=[['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]
^  Exit: (224) [user] read_list(')', (0x55798e5fad60), [['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']])
   Call: (224) [system] _26160=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]
   Exit: (224) [system] ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]=['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]
^  Exit: (223) [user] read_list(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']])
^  Exit: (222) [user] cont_sexpr(')', (0x55798e5fad60), ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']])
^  Call: (222) [user] read_list(')', (0x55798e5fad60), _1509766)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1511624)
   Exit: (224) [system] peek_char((0x55798e5fad60), ')')
   Call: (224) [system] ')'=(;)
   Fail: (224) [system] ')'=(;)
^  Call: (224) [user] is_like_space(')')
   Call: (225) [system] char_type(')', 'white')
   Fail: (225) [system] char_type(')', 'white')
   Call: (225) [system] char_type(')', end_of_line)
   Fail: (225) [system] char_type(')', end_of_line)
   Call: (225) [system] char_type(')', space)
   Fail: (225) [system] char_type(')', space)
   Call: (225) [system] char_type(')', cntrl)
   Fail: (225) [system] char_type(')', cntrl)
^  Fail: (224) [user] is_like_space(')')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1525778)
   Exit: (223) [system] peek_char((0x55798e5fad60), ')')
   Call: (223) [system] ')'=')'
   Exit: (223) [system] ')'=')'
   Call: (223) [system] get_char((0x55798e5fad60), _1529568)
   Exit: (223) [system] get_char((0x55798e5fad60), ')')
   Call: (223) [system] _1509766=[]
   Exit: (223) [system] []=[]
^  Exit: (222) [user] read_list(')', (0x55798e5fad60), [])
   Call: (222) [system] _6718=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]]
   Exit: (222) [system] [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]]=[['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]]
^  Exit: (221) [user] read_list(')', (0x55798e5fad60), [['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]])
   Call: (221) [system] _6676=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]]
   Exit: (221) [system] [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]]=[['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]]
^  Exit: (220) [user] read_list(')', (0x55798e5fad60), [['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]])
   Call: (220) [system] _6668=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]]
   Exit: (220) [system] [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]]=[:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]]
^  Exit: (219) [user] read_list(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]])
^  Exit: (218) [user] cont_sexpr(')', (0x55798e5fad60), [:, ['DisjunctionIntroduction', abc, ['DisjunctionIntroduction', a, a]], ['OrLink', ['Implication', ['AndLink', 'A', 'B'], 'C'], ['OrLink', 'A', 'A']]])
^  Call: (218) [user] read_list(')', (0x55798e5fad60), _1543450)
^  Call: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] peek_char((0x55798e5fad60), _1545308)
   Exit: (220) [system] peek_char((0x55798e5fad60), '\n')
   Call: (220) [system] '\n'=(;)
   Fail: (220) [system] '\n'=(;)
^  Call: (220) [user] is_like_space('\n')
   Call: (221) [system] char_type('\n', 'white')
   Fail: (221) [system] char_type('\n', 'white')
   Call: (221) [system] char_type('\n', end_of_line)
   Exit: (221) [system] char_type('\n', end_of_line)
^  Exit: (220) [user] is_like_space('\n')
   Call: (220) [system] get_char((0x55798e5fad60), _1554902)
   Exit: (220) [system] get_char((0x55798e5fad60), '\n')
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1557606)
   Exit: (221) [system] peek_char((0x55798e5fad60), ' ')
   Call: (221) [system] ' '=(;)
   Fail: (221) [system] ' '=(;)
^  Call: (221) [user] is_like_space(' ')
   Call: (222) [system] char_type(' ', 'white')
   Exit: (222) [system] char_type(' ', 'white')
^  Exit: (221) [user] is_like_space(' ')
   Call: (221) [system] get_char((0x55798e5fad60), _1565344)
   Exit: (221) [system] get_char((0x55798e5fad60), ' ')
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1568048)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=(;)
   Fail: (222) [system] '('=(;)
^  Call: (222) [user] is_like_space('(')
   Call: (223) [system] char_type('(', 'white')
   Fail: (223) [system] char_type('(', 'white')
   Call: (223) [system] char_type('(', end_of_line)
   Fail: (223) [system] char_type('(', end_of_line)
   Call: (223) [system] char_type('(', space)
   Fail: (223) [system] char_type('(', space)
   Call: (223) [system] char_type('(', cntrl)
   Fail: (223) [system] char_type('(', cntrl)
^  Fail: (222) [user] is_like_space('(')
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
^  Exit: (219) [user] skip_spaces((0x55798e5fad60))
   Call: (219) [system] peek_char((0x55798e5fad60), _1584050)
   Exit: (219) [system] peek_char((0x55798e5fad60), '(')
   Call: (219) [system] '('=')'
   Fail: (219) [system] '('=')'
   Call: (219) [system] '('=end_of_file
   Fail: (219) [system] '('=end_of_file
^  Call: (219) [user] cont_sexpr(')', (0x55798e5fad60), _1589620)
^  Call: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1591478)
   Exit: (221) [system] peek_char((0x55798e5fad60), '(')
   Call: (221) [system] '('=(;)
   Fail: (221) [system] '('=(;)
^  Call: (221) [user] is_like_space('(')
   Call: (222) [system] char_type('(', 'white')
   Fail: (222) [system] char_type('(', 'white')
   Call: (222) [system] char_type('(', end_of_line)
   Fail: (222) [system] char_type('(', end_of_line)
   Call: (222) [system] char_type('(', space)
   Fail: (222) [system] char_type('(', space)
   Call: (222) [system] char_type('(', cntrl)
   Fail: (222) [system] char_type('(', cntrl)
^  Fail: (221) [user] is_like_space('(')
^  Exit: (220) [user] skip_spaces((0x55798e5fad60))
   Call: (220) [system] get_char((0x55798e5fad60), _1605632)
   Exit: (220) [system] get_char((0x55798e5fad60), '(')
   Call: (220) [system] '('='('
   Exit: (220) [system] '('='('
^  Call: (220) [user] read_list(')', (0x55798e5fad60), _1589620)
^  Call: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1611202)
   Exit: (222) [system] peek_char((0x55798e5fad60), :)
   Call: (222) [system] (:)=(;)
   Fail: (222) [system] (:)=(;)
^  Call: (222) [user] is_like_space(:)
   Call: (223) [system] char_type(:, 'white')
   Fail: (223) [system] char_type(:, 'white')
   Call: (223) [system] char_type(:, end_of_line)
   Fail: (223) [system] char_type(:, end_of_line)
   Call: (223) [system] char_type(:, space)
   Fail: (223) [system] char_type(:, space)
   Call: (223) [system] char_type(:, cntrl)
   Fail: (223) [system] char_type(:, cntrl)
^  Fail: (222) [user] is_like_space(:)
^  Exit: (221) [user] skip_spaces((0x55798e5fad60))
   Call: (221) [system] peek_char((0x55798e5fad60), _1625356)
   Exit: (221) [system] peek_char((0x55798e5fad60), :)
   Call: (221) [system] (:)=')'
   Fail: (221) [system] (:)=')'
   Call: (221) [system] (:)=end_of_file
   Fail: (221) [system] (:)=end_of_file
^  Call: (221) [user] cont_sexpr(')', (0x55798e5fad60), _1630926)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1632784)
   Exit: (223) [system] peek_char((0x55798e5fad60), :)
   Call: (223) [system] (:)=(;)
   Fail: (223) [system] (:)=(;)
^  Call: (223) [user] is_like_space(:)
   Call: (224) [system] char_type(:, 'white')
   Fail: (224) [system] char_type(:, 'white')
   Call: (224) [system] char_type(:, end_of_line)
   Fail: (224) [system] char_type(:, end_of_line)
   Call: (224) [system] char_type(:, space)
   Fail: (224) [system] char_type(:, space)
   Call: (224) [system] char_type(:, cntrl)
   Fail: (224) [system] char_type(:, cntrl)
^  Fail: (223) [user] is_like_space(:)
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] get_char((0x55798e5fad60), _1646938)
   Exit: (222) [system] get_char((0x55798e5fad60), :)
   Call: (222) [system] (:)='('
   Fail: (222) [system] (:)='('
   Call: (222) [system] (:)='['
   Fail: (222) [system] (:)='['
   Call: (222) [system] (:)='{'
   Fail: (222) [system] (:)='{'
   Call: (222) [system] (:)='"'
   Fail: (222) [system] (:)='"'
   Call: (222) [system] (:)=!
   Fail: (222) [system] (:)=!
   Call: (222) [system] (:)='\''
   Fail: (222) [system] (:)='\''
   Call: (222) [system] (:)='`'
   Fail: (222) [system] (:)='`'
   Call: (222) [system] (:)=end_of_file
   Fail: (222) [system] (:)=end_of_file
^  Call: (222) [user] read_symbolic(')', (0x55798e5fad60), :, _1630926)
^  Call: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), _1664580)
   Call: (224) [system] peek_char((0x55798e5fad60), _1665514)
   Exit: (224) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (224) [user] is_delimiter(' ')
   Call: (225) [system] char_type(' ', space)
   Exit: (225) [system] char_type(' ', space)
^  Exit: (224) [user] is_delimiter(' ')
   Call: (224) [system] _1664580=[]
   Exit: (224) [system] []=[]
^  Exit: (223) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
^  Call: (223) [user] classify_and_convert_charseq(:, [], _1630926)
^  Call: (225) [system] setup_call_cleanup('$notrace'(_1674824, _1674826), once(user:catch(read_from_chars([:], _1630926), _1674800, fail)), '$restore_trace'(_1674824, _1674826))
^  Call: (226) [system] sig_atomic(system:'$notrace'(_1674824, _1674826))
^  Exit: (225) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars([:], :), _1674800, fail)), system:'$restore_trace'(3, -1))
   Call: (224) [system] atomic(:)
   Exit: (224) [system] atomic(:)
^  Exit: (223) [user] classify_and_convert_charseq(:, [], :)
^  Exit: (222) [user] read_symbolic(')', (0x55798e5fad60), :, :)
^  Exit: (221) [user] cont_sexpr(')', (0x55798e5fad60), :)
^  Call: (221) [user] read_list(')', (0x55798e5fad60), _1682324)
^  Call: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] peek_char((0x55798e5fad60), _1684182)
   Exit: (223) [system] peek_char((0x55798e5fad60), ' ')
   Call: (223) [system] ' '=(;)
   Fail: (223) [system] ' '=(;)
^  Call: (223) [user] is_like_space(' ')
   Call: (224) [system] char_type(' ', 'white')
   Exit: (224) [system] char_type(' ', 'white')
^  Exit: (223) [user] is_like_space(' ')
   Call: (223) [system] get_char((0x55798e5fad60), _1691920)
   Exit: (223) [system] get_char((0x55798e5fad60), ' ')
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1694624)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
^  Exit: (222) [user] skip_spaces((0x55798e5fad60))
   Call: (222) [system] peek_char((0x55798e5fad60), _1709702)
   Exit: (222) [system] peek_char((0x55798e5fad60), '(')
   Call: (222) [system] '('=')'
   Fail: (222) [system] '('=')'
   Call: (222) [system] '('=end_of_file
   Fail: (222) [system] '('=end_of_file
^  Call: (222) [user] cont_sexpr(')', (0x55798e5fad60), _1715272)
^  Call: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1717130)
   Exit: (224) [system] peek_char((0x55798e5fad60), '(')
   Call: (224) [system] '('=(;)
   Fail: (224) [system] '('=(;)
^  Call: (224) [user] is_like_space('(')
   Call: (225) [system] char_type('(', 'white')
   Fail: (225) [system] char_type('(', 'white')
   Call: (225) [system] char_type('(', end_of_line)
   Fail: (225) [system] char_type('(', end_of_line)
   Call: (225) [system] char_type('(', space)
   Fail: (225) [system] char_type('(', space)
   Call: (225) [system] char_type('(', cntrl)
   Fail: (225) [system] char_type('(', cntrl)
^  Fail: (224) [user] is_like_space('(')
^  Exit: (223) [user] skip_spaces((0x55798e5fad60))
   Call: (223) [system] get_char((0x55798e5fad60), _1731284)
   Exit: (223) [system] get_char((0x55798e5fad60), '(')
   Call: (223) [system] '('='('
   Exit: (223) [system] '('='('
^  Call: (223) [user] read_list(')', (0x55798e5fad60), _1715272)
^  Call: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] peek_char((0x55798e5fad60), _1736854)
   Exit: (225) [system] peek_char((0x55798e5fad60), 'D')
   Call: (225) [system] 'D'=(;)
   Fail: (225) [system] 'D'=(;)
^  Call: (225) [user] is_like_space('D')
   Call: (226) [system] char_type('D', 'white')
   Fail: (226) [system] char_type('D', 'white')
   Call: (226) [system] char_type('D', end_of_line)
   Fail: (226) [system] char_type('D', end_of_line)
   Call: (226) [system] char_type('D', space)
   Fail: (226) [system] char_type('D', space)
   Call: (226) [system] char_type('D', cntrl)
   Fail: (226) [system] char_type('D', cntrl)
^  Fail: (225) [user] is_like_space('D')
^  Exit: (224) [user] skip_spaces((0x55798e5fad60))
   Call: (224) [system] peek_char((0x55798e5fad60), _1751008)
   Exit: (224) [system] peek_char((0x55798e5fad60), 'D')
   Call: (224) [system] 'D'=')'
   Fail: (224) [system] 'D'=')'
   Call: (224) [system] 'D'=end_of_file
   Fail: (224) [system] 'D'=end_of_file
^  Call: (224) [user] cont_sexpr(')', (0x55798e5fad60), _1756578)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _1758436)
   Exit: (226) [system] peek_char((0x55798e5fad60), 'D')
   Call: (226) [system] 'D'=(;)
   Fail: (226) [system] 'D'=(;)
^  Call: (226) [user] is_like_space('D')
   Call: (227) [system] char_type('D', 'white')
   Fail: (227) [system] char_type('D', 'white')
   Call: (227) [system] char_type('D', end_of_line)
   Fail: (227) [system] char_type('D', end_of_line)
   Call: (227) [system] char_type('D', space)
   Fail: (227) [system] char_type('D', space)
   Call: (227) [system] char_type('D', cntrl)
   Fail: (227) [system] char_type('D', cntrl)
^  Fail: (226) [user] is_like_space('D')
^  Exit: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (225) [system] get_char((0x55798e5fad60), _1772590)
   Exit: (225) [system] get_char((0x55798e5fad60), 'D')
   Call: (225) [system] 'D'='('
   Fail: (225) [system] 'D'='('
   Call: (225) [system] 'D'='['
   Fail: (225) [system] 'D'='['
   Call: (225) [system] 'D'='{'
   Fail: (225) [system] 'D'='{'
   Call: (225) [system] 'D'='"'
   Fail: (225) [system] 'D'='"'
   Call: (225) [system] 'D'=!
   Fail: (225) [system] 'D'=!
   Call: (225) [system] 'D'='\''
   Fail: (225) [system] 'D'='\''
   Call: (225) [system] 'D'='`'
   Fail: (225) [system] 'D'='`'
   Call: (225) [system] 'D'=end_of_file
   Fail: (225) [system] 'D'=end_of_file
^  Call: (225) [user] read_symbolic(')', (0x55798e5fad60), 'D', _1756578)
^  Call: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), _1790232)
   Call: (227) [system] peek_char((0x55798e5fad60), _1791166)
   Exit: (227) [system] peek_char((0x55798e5fad60), i)
^  Call: (227) [user] is_delimiter(i)
   Call: (228) [system] char_type(i, space)
   Fail: (228) [system] char_type(i, space)
   Call: (228) [system] arg(_1795886, v('(', ')', end_of_file), i)
   Fail: (228) [system] arg(_1796818, v('(', ')', end_of_file), i)
^  Fail: (227) [user] is_delimiter(i)
   Call: (227) [system] ')'==i
   Fail: (227) [system] ')'==i
   Call: (227) [system] get_char((0x55798e5fad60), i)
   Exit: (227) [system] get_char((0x55798e5fad60), i)
   Call: (227) [system] i=(\)
   Fail: (227) [system] i=(\)
^  Call: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), _1804168)
   Call: (228) [system] peek_char((0x55798e5fad60), _1805102)
   Exit: (228) [system] peek_char((0x55798e5fad60), s)
^  Call: (228) [user] is_delimiter(s)
   Call: (229) [system] char_type(s, space)
   Fail: (229) [system] char_type(s, space)
   Call: (229) [system] arg(_1809822, v('(', ')', end_of_file), s)
   Fail: (229) [system] arg(_1810754, v('(', ')', end_of_file), s)
^  Fail: (228) [user] is_delimiter(s)
   Call: (228) [system] ')'==s
   Fail: (228) [system] ')'==s
   Call: (228) [system] get_char((0x55798e5fad60), s)
   Exit: (228) [system] get_char((0x55798e5fad60), s)
   Call: (228) [system] s=(\)
   Fail: (228) [system] s=(\)
^  Call: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), _1818104)
   Call: (229) [system] peek_char((0x55798e5fad60), _1819038)
   Exit: (229) [system] peek_char((0x55798e5fad60), j)
^  Call: (229) [user] is_delimiter(j)
   Call: (230) [system] char_type(j, space)
   Fail: (230) [system] char_type(j, space)
   Call: (230) [system] arg(_1823758, v('(', ')', end_of_file), j)
   Fail: (230) [system] arg(_1824690, v('(', ')', end_of_file), j)
^  Fail: (229) [user] is_delimiter(j)
   Call: (229) [system] ')'==j
   Fail: (229) [system] ')'==j
   Call: (229) [system] get_char((0x55798e5fad60), j)
   Exit: (229) [system] get_char((0x55798e5fad60), j)
   Call: (229) [system] j=(\)
   Fail: (229) [system] j=(\)
^  Call: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), _1832040)
   Call: (230) [system] peek_char((0x55798e5fad60), _1832974)
   Exit: (230) [system] peek_char((0x55798e5fad60), u)
^  Call: (230) [user] is_delimiter(u)
   Call: (231) [system] char_type(u, space)
   Fail: (231) [system] char_type(u, space)
   Call: (231) [system] arg(_1837694, v('(', ')', end_of_file), u)
   Fail: (231) [system] arg(_1838626, v('(', ')', end_of_file), u)
^  Fail: (230) [user] is_delimiter(u)
   Call: (230) [system] ')'==u
   Fail: (230) [system] ')'==u
   Call: (230) [system] get_char((0x55798e5fad60), u)
   Exit: (230) [system] get_char((0x55798e5fad60), u)
   Call: (230) [system] u=(\)
   Fail: (230) [system] u=(\)
^  Call: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), _1845976)
   Call: (231) [system] peek_char((0x55798e5fad60), _1846910)
   Exit: (231) [system] peek_char((0x55798e5fad60), n)
^  Call: (231) [user] is_delimiter(n)
   Call: (232) [system] char_type(n, space)
   Fail: (232) [system] char_type(n, space)
   Call: (232) [system] arg(_1851630, v('(', ')', end_of_file), n)
   Fail: (232) [system] arg(_1852562, v('(', ')', end_of_file), n)
^  Fail: (231) [user] is_delimiter(n)
   Call: (231) [system] ')'==n
   Fail: (231) [system] ')'==n
   Call: (231) [system] get_char((0x55798e5fad60), n)
   Exit: (231) [system] get_char((0x55798e5fad60), n)
   Call: (231) [system] n=(\)
   Fail: (231) [system] n=(\)
^  Call: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), _1859912)
   Call: (232) [system] peek_char((0x55798e5fad60), _1860846)
   Exit: (232) [system] peek_char((0x55798e5fad60), c)
^  Call: (232) [user] is_delimiter(c)
   Call: (233) [system] char_type(c, space)
   Fail: (233) [system] char_type(c, space)
   Call: (233) [system] arg(_1865566, v('(', ')', end_of_file), c)
   Fail: (233) [system] arg(_1866498, v('(', ')', end_of_file), c)
^  Fail: (232) [user] is_delimiter(c)
   Call: (232) [system] ')'==c
   Fail: (232) [system] ')'==c
   Call: (232) [system] get_char((0x55798e5fad60), c)
   Exit: (232) [system] get_char((0x55798e5fad60), c)
   Call: (232) [system] c=(\)
   Fail: (232) [system] c=(\)
^  Call: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), _1873848)
   Call: (233) [system] peek_char((0x55798e5fad60), _1874782)
   Exit: (233) [system] peek_char((0x55798e5fad60), t)
^  Call: (233) [user] is_delimiter(t)
   Call: (234) [system] char_type(t, space)
   Fail: (234) [system] char_type(t, space)
   Call: (234) [system] arg(_1879502, v('(', ')', end_of_file), t)
   Fail: (234) [system] arg(_1880434, v('(', ')', end_of_file), t)
^  Fail: (233) [user] is_delimiter(t)
   Call: (233) [system] ')'==t
   Fail: (233) [system] ')'==t
   Call: (233) [system] get_char((0x55798e5fad60), t)
   Exit: (233) [system] get_char((0x55798e5fad60), t)
   Call: (233) [system] t=(\)
   Fail: (233) [system] t=(\)
^  Call: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), _1887784)
   Call: (234) [system] peek_char((0x55798e5fad60), _1888718)
   Exit: (234) [system] peek_char((0x55798e5fad60), i)
^  Call: (234) [user] is_delimiter(i)
   Call: (235) [system] char_type(i, space)
   Fail: (235) [system] char_type(i, space)
   Call: (235) [system] arg(_1893438, v('(', ')', end_of_file), i)
   Fail: (235) [system] arg(_1894370, v('(', ')', end_of_file), i)
^  Fail: (234) [user] is_delimiter(i)
   Call: (234) [system] ')'==i
   Fail: (234) [system] ')'==i
   Call: (234) [system] get_char((0x55798e5fad60), i)
   Exit: (234) [system] get_char((0x55798e5fad60), i)
   Call: (234) [system] i=(\)
   Fail: (234) [system] i=(\)
^  Call: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), _1901720)
   Call: (235) [system] peek_char((0x55798e5fad60), _1902654)
   Exit: (235) [system] peek_char((0x55798e5fad60), o)
^  Call: (235) [user] is_delimiter(o)
   Call: (236) [system] char_type(o, space)
   Fail: (236) [system] char_type(o, space)
   Call: (236) [system] arg(_1907374, v('(', ')', end_of_file), o)
   Fail: (236) [system] arg(_1908306, v('(', ')', end_of_file), o)
^  Fail: (235) [user] is_delimiter(o)
   Call: (235) [system] ')'==o
   Fail: (235) [system] ')'==o
   Call: (235) [system] get_char((0x55798e5fad60), o)
   Exit: (235) [system] get_char((0x55798e5fad60), o)
   Call: (235) [system] o=(\)
   Fail: (235) [system] o=(\)
^  Call: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), _1915656)
   Call: (236) [system] peek_char((0x55798e5fad60), _1916590)
   Exit: (236) [system] peek_char((0x55798e5fad60), n)
^  Call: (236) [user] is_delimiter(n)
   Call: (237) [system] char_type(n, space)
   Fail: (237) [system] char_type(n, space)
   Call: (237) [system] arg(_1921310, v('(', ')', end_of_file), n)
   Fail: (237) [system] arg(_1922242, v('(', ')', end_of_file), n)
^  Fail: (236) [user] is_delimiter(n)
   Call: (236) [system] ')'==n
   Fail: (236) [system] ')'==n
   Call: (236) [system] get_char((0x55798e5fad60), n)
   Exit: (236) [system] get_char((0x55798e5fad60), n)
   Call: (236) [system] n=(\)
   Fail: (236) [system] n=(\)
^  Call: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), _1929592)
   Call: (237) [system] peek_char((0x55798e5fad60), _1930526)
   Exit: (237) [system] peek_char((0x55798e5fad60), 'I')
^  Call: (237) [user] is_delimiter('I')
   Call: (238) [system] char_type('I', space)
   Fail: (238) [system] char_type('I', space)
   Call: (238) [system] arg(_1935246, v('(', ')', end_of_file), 'I')
   Fail: (238) [system] arg(_1936178, v('(', ')', end_of_file), 'I')
^  Fail: (237) [user] is_delimiter('I')
   Call: (237) [system] ')'=='I'
   Fail: (237) [system] ')'=='I'
   Call: (237) [system] get_char((0x55798e5fad60), 'I')
   Exit: (237) [system] get_char((0x55798e5fad60), 'I')
   Call: (237) [system] 'I'=(\)
   Fail: (237) [system] 'I'=(\)
^  Call: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), _1943528)
   Call: (238) [system] peek_char((0x55798e5fad60), _1944462)
   Exit: (238) [system] peek_char((0x55798e5fad60), n)
^  Call: (238) [user] is_delimiter(n)
   Call: (239) [system] char_type(n, space)
   Fail: (239) [system] char_type(n, space)
   Call: (239) [system] arg(_1949182, v('(', ')', end_of_file), n)
   Fail: (239) [system] arg(_1950114, v('(', ')', end_of_file), n)
^  Fail: (238) [user] is_delimiter(n)
   Call: (238) [system] ')'==n
   Fail: (238) [system] ')'==n
   Call: (238) [system] get_char((0x55798e5fad60), n)
   Exit: (238) [system] get_char((0x55798e5fad60), n)
   Call: (238) [system] n=(\)
   Fail: (238) [system] n=(\)
^  Call: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), _1957464)
   Call: (239) [system] peek_char((0x55798e5fad60), _1958398)
   Exit: (239) [system] peek_char((0x55798e5fad60), t)
^  Call: (239) [user] is_delimiter(t)
   Call: (240) [system] char_type(t, space)
   Fail: (240) [system] char_type(t, space)
   Call: (240) [system] arg(_1963118, v('(', ')', end_of_file), t)
   Fail: (240) [system] arg(_1964050, v('(', ')', end_of_file), t)
^  Fail: (239) [user] is_delimiter(t)
   Call: (239) [system] ')'==t
   Fail: (239) [system] ')'==t
   Call: (239) [system] get_char((0x55798e5fad60), t)
   Exit: (239) [system] get_char((0x55798e5fad60), t)
   Call: (239) [system] t=(\)
   Fail: (239) [system] t=(\)
^  Call: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), _1971400)
   Call: (240) [system] peek_char((0x55798e5fad60), _1972334)
   Exit: (240) [system] peek_char((0x55798e5fad60), r)
^  Call: (240) [user] is_delimiter(r)
   Call: (241) [system] char_type(r, space)
   Fail: (241) [system] char_type(r, space)
   Call: (241) [system] arg(_1977054, v('(', ')', end_of_file), r)
   Fail: (241) [system] arg(_1977986, v('(', ')', end_of_file), r)
^  Fail: (240) [user] is_delimiter(r)
   Call: (240) [system] ')'==r
   Fail: (240) [system] ')'==r
   Call: (240) [system] get_char((0x55798e5fad60), r)
   Exit: (240) [system] get_char((0x55798e5fad60), r)
   Call: (240) [system] r=(\)
   Fail: (240) [system] r=(\)
^  Call: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), _1985336)
   Call: (241) [system] peek_char((0x55798e5fad60), _1986270)
   Exit: (241) [system] peek_char((0x55798e5fad60), o)
^  Call: (241) [user] is_delimiter(o)
   Call: (242) [system] char_type(o, space)
   Fail: (242) [system] char_type(o, space)
   Call: (242) [system] arg(_1990990, v('(', ')', end_of_file), o)
   Fail: (242) [system] arg(_1991922, v('(', ')', end_of_file), o)
^  Fail: (241) [user] is_delimiter(o)
   Call: (241) [system] ')'==o
   Fail: (241) [system] ')'==o
   Call: (241) [system] get_char((0x55798e5fad60), o)
   Exit: (241) [system] get_char((0x55798e5fad60), o)
   Call: (241) [system] o=(\)
   Fail: (241) [system] o=(\)
^  Call: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), _1999272)
   Call: (242) [system] peek_char((0x55798e5fad60), _2000206)
   Exit: (242) [system] peek_char((0x55798e5fad60), d)
^  Call: (242) [user] is_delimiter(d)
   Call: (243) [system] char_type(d, space)
   Fail: (243) [system] char_type(d, space)
   Call: (243) [system] arg(_2004926, v('(', ')', end_of_file), d)
   Fail: (243) [system] arg(_2005858, v('(', ')', end_of_file), d)
^  Fail: (242) [user] is_delimiter(d)
   Call: (242) [system] ')'==d
   Fail: (242) [system] ')'==d
   Call: (242) [system] get_char((0x55798e5fad60), d)
   Exit: (242) [system] get_char((0x55798e5fad60), d)
   Call: (242) [system] d=(\)
   Fail: (242) [system] d=(\)
^  Call: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), _2013208)
   Call: (243) [system] peek_char((0x55798e5fad60), _2014142)
   Exit: (243) [system] peek_char((0x55798e5fad60), u)
^  Call: (243) [user] is_delimiter(u)
   Call: (244) [system] char_type(u, space)
   Fail: (244) [system] char_type(u, space)
   Call: (244) [system] arg(_2018862, v('(', ')', end_of_file), u)
   Fail: (244) [system] arg(_2019794, v('(', ')', end_of_file), u)
^  Fail: (243) [user] is_delimiter(u)
   Call: (243) [system] ')'==u
   Fail: (243) [system] ')'==u
   Call: (243) [system] get_char((0x55798e5fad60), u)
   Exit: (243) [system] get_char((0x55798e5fad60), u)
   Call: (243) [system] u=(\)
   Fail: (243) [system] u=(\)
^  Call: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), _2027144)
   Call: (244) [system] peek_char((0x55798e5fad60), _2028078)
   Exit: (244) [system] peek_char((0x55798e5fad60), c)
^  Call: (244) [user] is_delimiter(c)
   Call: (245) [system] char_type(c, space)
   Fail: (245) [system] char_type(c, space)
   Call: (245) [system] arg(_2032798, v('(', ')', end_of_file), c)
   Fail: (245) [system] arg(_2033730, v('(', ')', end_of_file), c)
^  Fail: (244) [user] is_delimiter(c)
   Call: (244) [system] ')'==c
   Fail: (244) [system] ')'==c
   Call: (244) [system] get_char((0x55798e5fad60), c)
   Exit: (244) [system] get_char((0x55798e5fad60), c)
   Call: (244) [system] c=(\)
   Fail: (244) [system] c=(\)
^  Call: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), _2041080)
   Call: (245) [system] peek_char((0x55798e5fad60), _2042014)
   Exit: (245) [system] peek_char((0x55798e5fad60), t)
^  Call: (245) [user] is_delimiter(t)
   Call: (246) [system] char_type(t, space)
   Fail: (246) [system] char_type(t, space)
   Call: (246) [system] arg(_2046734, v('(', ')', end_of_file), t)
   Fail: (246) [system] arg(_2047666, v('(', ')', end_of_file), t)
^  Fail: (245) [user] is_delimiter(t)
   Call: (245) [system] ')'==t
   Fail: (245) [system] ')'==t
   Call: (245) [system] get_char((0x55798e5fad60), t)
   Exit: (245) [system] get_char((0x55798e5fad60), t)
   Call: (245) [system] t=(\)
   Fail: (245) [system] t=(\)
^  Call: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), _2055016)
   Call: (246) [system] peek_char((0x55798e5fad60), _2055950)
   Exit: (246) [system] peek_char((0x55798e5fad60), i)
^  Call: (246) [user] is_delimiter(i)
   Call: (247) [system] char_type(i, space)
   Fail: (247) [system] char_type(i, space)
   Call: (247) [system] arg(_2060670, v('(', ')', end_of_file), i)
   Fail: (247) [system] arg(_2061602, v('(', ')', end_of_file), i)
^  Fail: (246) [user] is_delimiter(i)
   Call: (246) [system] ')'==i
   Fail: (246) [system] ')'==i
   Call: (246) [system] get_char((0x55798e5fad60), i)
   Exit: (246) [system] get_char((0x55798e5fad60), i)
   Call: (246) [system] i=(\)
   Fail: (246) [system] i=(\)
^  Call: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), _2068952)
   Call: (247) [system] peek_char((0x55798e5fad60), _2069886)
   Exit: (247) [system] peek_char((0x55798e5fad60), o)
^  Call: (247) [user] is_delimiter(o)
   Call: (248) [system] char_type(o, space)
   Fail: (248) [system] char_type(o, space)
   Call: (248) [system] arg(_2074606, v('(', ')', end_of_file), o)
   Fail: (248) [system] arg(_2075538, v('(', ')', end_of_file), o)
^  Fail: (247) [user] is_delimiter(o)
   Call: (247) [system] ')'==o
   Fail: (247) [system] ')'==o
   Call: (247) [system] get_char((0x55798e5fad60), o)
   Exit: (247) [system] get_char((0x55798e5fad60), o)
   Call: (247) [system] o=(\)
   Fail: (247) [system] o=(\)
^  Call: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), _2082888)
   Call: (248) [system] peek_char((0x55798e5fad60), _2083822)
   Exit: (248) [system] peek_char((0x55798e5fad60), n)
^  Call: (248) [user] is_delimiter(n)
   Call: (249) [system] char_type(n, space)
   Fail: (249) [system] char_type(n, space)
   Call: (249) [system] arg(_2088542, v('(', ')', end_of_file), n)
   Fail: (249) [system] arg(_2089474, v('(', ')', end_of_file), n)
^  Fail: (248) [user] is_delimiter(n)
   Call: (248) [system] ')'==n
   Fail: (248) [system] ')'==n
   Call: (248) [system] get_char((0x55798e5fad60), n)
   Exit: (248) [system] get_char((0x55798e5fad60), n)
   Call: (248) [system] n=(\)
   Fail: (248) [system] n=(\)
^  Call: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), _6912)
   Call: (249) [system] peek_char((0x55798e5fad60), _7784)
   Exit: (249) [system] peek_char((0x55798e5fad60), ' ')
^  Call: (249) [user] is_delimiter(' ')
   Call: (250) [system] char_type(' ', space)
   Exit: (250) [system] char_type(' ', space)
^  Exit: (249) [user] is_delimiter(' ')
   Call: (249) [system] _6912=[]
   Exit: (249) [system] []=[]
^  Exit: (248) [user] read_symbolic_cont(')', (0x55798e5fad60), [])
   Call: (248) [system] _6906=[n]
   Exit: (248) [system] [n]=[n]
^  Exit: (247) [user] read_symbolic_cont(')', (0x55798e5fad60), [n])
   Call: (247) [system] _6902=[o, n]
   Exit: (247) [system] [o, n]=[o, n]
^  Exit: (246) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n])
   Call: (246) [system] _6898=[i, o, n]
   Exit: (246) [system] [i, o, n]=[i, o, n]
^  Exit: (245) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n])
   Call: (245) [system] _6894=[t, i, o, n]
   Exit: (245) [system] [t, i, o, n]=[t, i, o, n]
^  Exit: (244) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n])
   Call: (244) [system] _6890=[c, t, i, o, n]
   Exit: (244) [system] [c, t, i, o, n]=[c, t, i, o, n]
^  Exit: (243) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n])
   Call: (243) [system] _6886=[u, c, t, i, o, n]
   Exit: (243) [system] [u, c, t, i, o, n]=[u, c, t, i, o, n]
^  Exit: (242) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, c, t, i, o, n])
   Call: (242) [system] _6882=[d, u, c, t, i, o, n]
   Exit: (242) [system] [d, u, c, t, i, o, n]=[d, u, c, t, i, o, n]
^  Exit: (241) [user] read_symbolic_cont(')', (0x55798e5fad60), [d, u, c, t, i, o, n])
   Call: (241) [system] _6878=[o, d, u, c, t, i, o, n]
   Exit: (241) [system] [o, d, u, c, t, i, o, n]=[o, d, u, c, t, i, o, n]
^  Exit: (240) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, d, u, c, t, i, o, n])
   Call: (240) [system] _6874=[r, o, d, u, c, t, i, o, n]
   Exit: (240) [system] [r, o, d, u, c, t, i, o, n]=[r, o, d, u, c, t, i, o, n]
^  Exit: (239) [user] read_symbolic_cont(')', (0x55798e5fad60), [r, o, d, u, c, t, i, o, n])
   Call: (239) [system] _6870=[t, r, o, d, u, c, t, i, o, n]
   Exit: (239) [system] [t, r, o, d, u, c, t, i, o, n]=[t, r, o, d, u, c, t, i, o, n]
^  Exit: (238) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, r, o, d, u, c, t, i, o, n])
   Call: (238) [system] _6866=[n, t, r, o, d, u, c, t, i, o, n]
   Exit: (238) [system] [n, t, r, o, d, u, c, t, i, o, n]=[n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (237) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, t, r, o, d, u, c, t, i, o, n])
   Call: (237) [system] _6862=['I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (237) [system] ['I', n, t, r, o, d, u, c, t, i, o, n]=['I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (236) [user] read_symbolic_cont(')', (0x55798e5fad60), ['I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (236) [system] _6858=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (236) [system] [n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (235) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (235) [system] _6854=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (235) [system] [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (234) [user] read_symbolic_cont(')', (0x55798e5fad60), [o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (234) [system] _6850=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (234) [system] [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (233) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (233) [system] _6846=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (233) [system] [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (232) [user] read_symbolic_cont(')', (0x55798e5fad60), [t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (232) [system] _6842=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (232) [system] [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (231) [user] read_symbolic_cont(')', (0x55798e5fad60), [c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (231) [system] _6838=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (231) [system] [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (230) [user] read_symbolic_cont(')', (0x55798e5fad60), [n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (230) [system] _6834=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (230) [system] [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (229) [user] read_symbolic_cont(')', (0x55798e5fad60), [u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (229) [system] _6830=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (229) [system] [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (228) [user] read_symbolic_cont(')', (0x55798e5fad60), [j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (228) [system] _6826=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (228) [system] [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (227) [user] read_symbolic_cont(')', (0x55798e5fad60), [s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Call: (227) [system] _6822=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
   Exit: (227) [system] [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]=[i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n]
^  Exit: (226) [user] read_symbolic_cont(')', (0x55798e5fad60), [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Call: (226) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _6818)
^  Call: (228) [system] setup_call_cleanup('$notrace'(_78562, _78564), once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _6818), _78538, fail)), '$restore_trace'(_78562, _78564))
^  Call: (229) [system] sig_atomic(system:'$notrace'(_78562, _78564))
^  Exit: (228) [system] setup_call_cleanup(system:'$notrace'(3, -1), system:once(user:catch(read_from_chars(['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], _6818), _78538, fail)), system:'$restore_trace'(3, -1))
   Call: (227) [system] atomic(_6818)
   Fail: (227) [system] atomic(_6818)
   Call: (227) [system] atom_chars(_6818, ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
   Exit: (227) [system] atom_chars('DisjunctionIntroduction', ['D', i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n])
^  Exit: (226) [user] classify_and_convert_charseq('D', [i, s, j, u, n, c, t, i, o, n, 'I', n, t, r, o, d, u, c, t, i, o, n], 'DisjunctionIntroduction')
^  Exit: (225) [user] read_symbolic(')', (0x55798e5fad60), 'D', 'DisjunctionIntroduction')
^  Exit: (224) [user] cont_sexpr(')', (0x55798e5fad60), 'DisjunctionIntroduction')
^  Call: (224) [user] read_list(')', (0x55798e5fad60), _87938)
^  Call: (225) [user] skip_spaces((0x55798e5fad60))
   Call: (226) [system] peek_char((0x55798e5fad60), _89796)
   Exit: (226) [system] peek_char((0x55798e5fad60), ' ')
   Call: (226) [system] ' '=(;)
   Fail: (226) [system] ' '=(;)
^  Call: (226) [user] is_like_space(' ')
   Call: (227) [system] char_type(' ', 'white')
   Exit: (227) [system] char_type(' ', 'white')
^  Exit: (226) [user] is_like_space(' ')
   Call: (226) [system] get_char((0x55798e5fad60), _97534)
   Exit: (226) [system] get_char((0x55798e5fad60), ' ')
^  Call: (226) [user] skip_spaces((0x55798e5fad60))
   Call: (227) [system] peek_char((0x55798e5fad60), _100238)
   Exit: (227) [system] peek_char((0x55798e5fad60), a)
   Call: (227) [system] a=(;)
   Fail: (227) [system] a=(;)
^  Call: (227) [user] is_like_space(a)
   Call: (228) [system] char_type(a, 'white')
   Fail: (228) [system] char_type(a, 'white')
   Call: (228) [system] char_type(a, end_of_line)
   Fail: (228) [system] char_type(a, end_of_line)
   Call: (228) [system] char_type(a, space)
   Fail: (228) [system] char_type(a, space)
   Call: (228) [system] char_type(a, cntrl)
   Fail: (228) [system] char_type(a, cntrl)
^  Fail: (227) [user] is_like_space(a)
^  Exit: (226) [user] skip_spaces((0x55798e5fad60))

Script done on 2024-09-13 21:43:37+00:00 [COMMAND_EXIT_CODE="143"]

\033[1;33mCompleted (EXITCODE=143) Under 40 seconds: ./mettalog '--output=./reports/tests_output/baseline-compat-2024-09-13T21:36:47/' --timeout=40 --html --repl=false --test "tests/baseline_compat/hyperon-mettalog_sanity/synth_buffer/time_synthesize.metta" --halt=true\033[0m